Tag Archives: shaft

China supplier Torque Arm Backstop Ta Shaft Mounted Helical Overhung Planetary Gearbox with Great quality

Product Description

Product Features

TA Shaft Mounted gearbox SMR speed reducer

Engineering / Technical

Standard Hub Bores
Hubs are bored to F7 limits, A shaft tolerance grade h7 is recommended. 8haft keyways must be
to appropriate standard dimensions. 8 maller bores are available to customer requirements. The
Altern ative hub bore is the maximum bore available in each unit size

Standard Hub K eyways
Keyways for the standard output hubs are machined in accordance with 180 standards , Output
hub keys are not supplied.
8haft keyways shuld be machined to suit the standard key size shown below

Standard Input Shaft and Keys
Input shafts are ground to h6 limits, the pulley or other bores tolerance grade H7 is recommended.
8haft keyways are milled in accordance with 180 standards, see the dimensions in the table, the
key is supplied.

Main applied for
Conveyor & Material Handling

Mining & Quarry

Detailed Photos

Product Parameters

Technical data:

Certifications

Company Profile

Xihu (West Lake) Dis.ng Transmission Equipment Co., Ltd. located HangZhou city, ZHangZhoug, as 1 professional manufacturer
and exporter of cycloidal pin wheel reducer,worm reducer, gear reducer, gearbox , AC motor and relative spare
parts, owns rich experience in this line for many years.

We are 1 direct factory, with advanced production equipment, the strong development team and producing
capacity to offer quality products for customers.

Our products widely served to various industries of Metallurgy, Chemicals, lifting,mining,Petroleum,textile,medicine,wooden etc. Main markets: China, Africa,Australia,Vietnam, Turkey,
Japan, Korea, Philippines…

Welcome to ask us any questions, good offer always for you for long term business.

FAQ

Q: Are you trading company or manufacturer?
A: We are factory.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock.

Q: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.

Q:How to choose a gearbox which meets your requirement?
A:You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.

Q: What information shall we give before placing a purchase order?
A:a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor informationetc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Motor, Machinery, Marine, Agricultural Machinery
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Helical
Step:	Single-Step

planetary gearbox

Concept of Coaxial and Parallel Shaft Arrangements in Planetary Gearboxes

In planetary gearboxes, the arrangement of shafts plays a crucial role in determining the gearbox’s overall structure and functionality. The two common shaft arrangements are coaxial and parallel configurations:

Coaxial Shaft Arrangement: In a coaxial arrangement, the input shaft and output shaft are positioned along the same axis, resulting in a compact and streamlined design. The planetary gears and other components are aligned concentrically around the central axis, allowing for efficient power transmission and reduced space requirements. Coaxial planetary gearboxes are commonly used in applications where space is limited, and a compact form factor is essential. They are often employed in robotics, automotive systems, and aerospace mechanisms.

Parallel Shaft Arrangement: In a parallel arrangement, the input and output shafts are positioned parallel to each other but on different axes. The planetary gears are aligned in a way that allows the power to be transmitted from the input shaft to the output shaft via a combination of meshing gears. This arrangement allows for a larger gear diameter and higher torque transmission capabilities. Parallel planetary gearboxes are often used in applications requiring high torque and heavy-duty performance, such as industrial machinery, construction equipment, and material handling systems.

The choice between coaxial and parallel shaft arrangements depends on the specific requirements of the application. Coaxial configurations are favored for compactness and efficient power transmission, while parallel configurations excel in handling higher torque and heavy loads. Both arrangements offer distinct advantages and are chosen based on factors like available space, torque demands, load characteristics, and overall system design.

planetary gearbox

The Role of Lubrication and Cooling in Maintaining Planetary Gearbox Performance

Lubrication and cooling are essential factors in ensuring the optimal performance and longevity of planetary gearboxes. Here’s how they play a crucial role:

Lubrication: Proper lubrication is vital for reducing friction and wear between gear teeth and other moving components within the gearbox. It forms a protective layer that prevents metal-to-metal contact and minimizes heat generation. The lubricant also helps dissipate heat and contaminants, ensuring a smoother and quieter operation.

Using the right type of lubricant and maintaining the proper lubrication level are essential. Over time, lubricants may degrade due to factors like temperature, load, and operating conditions. Regular lubricant analysis and replacement help maintain optimal gearbox performance.

Cooling: Planetary gearboxes can generate significant heat during operation due to friction and power transmission. Excessive heat can lead to lubricant breakdown, reduced efficiency, and premature wear. Cooling mechanisms, such as cooling fans, fins, or external cooling systems, help dissipate heat and maintain a stable operating temperature.

Efficient cooling prevents overheating and ensures consistent lubricant properties, extending the life of the gearbox components. It’s particularly important in applications with high-speed or high-torque requirements.

Overall, proper lubrication and cooling practices are essential to prevent excessive wear, maintain efficient power transmission, and prolong the service life of planetary gearboxes. Regular maintenance and monitoring of lubrication quality and cooling effectiveness are key to ensuring the continued performance of these gearboxes.

planetary gearbox

Factors to Consider When Selecting a Planetary Gearbox

Choosing the right planetary gearbox for a specific application involves considering various factors to ensure optimal performance and compatibility. Here are the key factors to keep in mind:

Load Requirements: Determine the torque and speed requirements of your application. Planetary gearboxes offer different torque and speed ratios, so selecting the appropriate gearbox with the right load capacity is crucial.
Ratio: Evaluate the gear reduction ratio needed to achieve the desired output speed and torque. Planetary gearboxes come in various gear ratios, allowing you to customize the output characteristics.
Efficiency: Consider the gearbox’s efficiency, as it affects energy consumption and heat generation. Higher efficiency gearboxes minimize power losses during transmission.
Size and Compactness: Planetary gearboxes are known for their compact size, but it’s essential to choose a size that fits within the available space while meeting performance requirements.
Mounting Configuration: Determine how the gearbox will be mounted in your application. Planetary gearboxes can have different mounting options, including flange, shaft, or foot mountings.
Input and Output Types: Select the appropriate input and output shaft configurations, such as male, female, keyed, splined, or hollow shafts, to ensure compatibility with your equipment.
Environment: Consider the operating environment, including temperature, humidity, dust, and potential exposure to chemicals. Choose a gearbox with appropriate seals and materials to withstand the conditions.
Accuracy: Some applications require precise motion control. If accuracy is essential, choose a gearbox with minimal backlash and high gear mesh quality.
Service Life and Reliability: Evaluate the gearbox’s expected service life and reliability based on the manufacturer’s specifications. Choose a reputable manufacturer known for producing reliable products.
Backlash: Backlash is the play between gears that can affect positioning accuracy. Depending on your application, you might need a gearbox with low backlash or a method to compensate for it.
Budget: Consider your budget constraints while balancing performance requirements. Sometimes, investing in a higher-quality gearbox upfront can lead to long-term cost savings through reduced maintenance and downtime.

By carefully considering these factors and consulting with gearbox manufacturers or experts, you can select a planetary gearbox that best meets the unique demands of your application.

China supplier Torque Arm Backstop Ta Shaft Mounted Helical Overhung Planetary Gearbox with Great quality
editor by CX 2024-05-16

China wholesaler Low Backlash Transmission Planetary Gear Boxes for 47mm Input Shaft planetary gearbox electric motor

Product Description

Low Backlash Transmission Planetary Gear Boxes For 47mm Input Shaft

Planetary gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear. Customers can choose the right precision reducer according to the needs of the application.

Product Description

Description:
(1).The output shaft is made of large size,large span double bearing design,output shaft and planetary arm bracket as a whole.The input shaft is placed directly on the planet arm bracket to ensure that the reducer has high operating accuracy and maximum torsional rigidity.
(2).Shell and the inner ring gear used integrated design,quenching and tempering after the processing of the teeth so that it can achieve high torque,high precision,high wear resistance.Moreover surface nickel-plated anti-rust treatment,so that its corrosion resistance greatly enhanced.
(3).The planetary gear transmission employs full needle roller without retainer to increase the contact surface,which greatly upgrades structural rigidity and service life.
(4).The gear is made of Japanese imported material.After the metal cutting process,the vacuum carburizing heat treatment to 58-62HRC. And then by the hobbing,Get the best tooth shape,tooth direction,to ensure that the gear of high precision and good impact toughness.
(5).Input shaft and sun gear integrated structure,in order to improve the operation accuracy of the reducer.
Characteristics:
1.Square flange output,standard size;
2.The input connection specifications are competeand there are many choices;
3.Straight transmission,single cantilever structure,design simple,high cost performance;
4.Stable operation,low noise;
5.Keyway can be opened in the force shaft;
6.Size range:40-160mm;
7.Ratio range:3-100;
8.Precision range:8-16arcmin

Specifications				PRF40	PRF60	PRF80	PRF90	PRF120	PRF160
Technal Parameters				PRF40	PRF60	PRF80	PRF90	PRF120	PRF160
Max. Torque			Nm	1.5times rated torque
Emergency Stop Torque			Nm	2.5times rated torque
Max. Radial Load			N	185	240	400	450	1240	2250
Max. Axial Load			N	150	220	420	430	1000	1500
Torsional Rigidity			Nm/arcmin	0.7	1.8	4.7	4.85	11	35
Max.Input Speed			rpm	8000	8000	6000	6000	6000	4000
Rated Input Speed			rpm	4500	4000	3500	3500	3500	3000
Noise			dB	≤55	≤58	≤60	≤60	≤65	≤70
Average Life Time			h	20000
Efficiency Of Full Load			%	L1≥96% L2≥94%
Return Backlash	P1	L1	arcmin	≤8	≤8	≤8	≤8	≤8	≤8
	P1	L2	arcmin	≤12	≤12	≤12	≤12	≤12	≤12
	P2	L1	arcmin	≤16	≤16	≤16	≤16	≤16	≤16
	P2	L2	arcmin	≤20	≤20	≤20	≤20	≤20	≤20
Moment Of Inertia Table	L1	3	Kg*cm2	0.1	0.46	0.77	1.73	12.78	36.72
		4	Kg*cm2	0.1	0.46	0.77	1.73	12.78	36.72
		5	Kg*cm2	0.1	0.46	0.77	1.73	12.78	36.72
		7	Kg*cm2	0.06	0.41	0.65	1.42	11.38	34.02
		10	Kg*cm2	0.06	0.41	0.65	1.42	11.38	34.02
	L2	12	Kg*cm2	0.08	0.44	0.72	1.49	12.18	34.24
		15	Kg*cm2	0.08	0.44	0.72	1.49	12.18	34.24
		16	Kg*cm2	0.08	0.44	0.72	1.49	12.18	34.24
		20	Kg*cm2	0.08	0.44	0.72	1.49	12.18	34.24
		25	Kg*cm2	0.08	0.44	0.72	1.49	12.18	34.24
		28	Kg*cm2	0.08	0.44	0.72	1.49	12.18	34.24
		30	Kg*cm2	0.08	0.44	0.72	1.49	12.18	34.24
		35	Kg*cm2	0.08	0.44	0.72	1.49	12.18	34.24
		40	Kg*cm2	0.08	0.44	0.72	1.49	12.18	34.24
		50	Kg*cm2	0.05	0.34	0.58	1.25	11.48	34.02
		70	Kg*cm2	0.05	0.34	0.58	1.25	11.48	34.02
		100	Kg*cm2	0.05	0.34	0.58	1.25	11.48	34.02
Technical Parameter	Level	Ratio		PRF40	PRF60	PRF80	PRF90	PRF120	PRF160
Rated Torque	L1	3	Nm	/	27	50	96	161	384
		4	Nm	16	40	90	122	210	423
		5	Nm	15	40	90	122	210	423
		7	Nm	12	34	48	95	170	358
		10	Nm	10	16	22	56	86	210
	L2	12	Nm	/	27	50	95	161	364
		15	Nm	/	27	50	96	161	364
		16	Nm	16	40	90	122	210	423
		20	Nm	15	40	90	122	210	423
		25	Nm	16	40	90	122	210	423
		28	Nm	16	40	90	122	210	423
		30	Nm	/	27	50	96	161	364
		35	Nm	12	40	90	122	210	423
		40	Nm	16	40	90	122	210	423
		50	Nm	15	40	90	122	210	423
		70	Nm	12	34	48	95	170	358
		100	Nm	10	16	22	96	80	210
Degree Of Protection				IP65
Operation Temprature			ºC	– 10ºC to -90ºC
Weight	L1		kg	0.43	0.98	2.3	3.12	7.08	15.5
Weight	L2		kg	0.65	1.26	2.97	3.82	8.7	17

Company Profile

Packaging & Shipping

1. Lead time: 10-15 days as usual, 30 days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT

FAQ

1. who are we?
Hefa Group is based in ZheJiang , China, start from 1998,has a 3 subsidiaries in total.The Main Products is planetary gearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating platform,module,etc

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3. how to choose the suitable planetary gearbox?
First of all,we need you to be able to provide relevant parameters.If you have a motor drawing,it will let us recommend a suitable gearbox for you faster.If not,we hope you can provide the following motor parameters:output speed,output torque,voltage,current,ip,noise,operating conditions,motor size and power,etc

4. why should you buy from us not from other suppliers?
We are 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts

5. what services can we provide?
Accepted Delivery Terms: Fedex,DHL,UPS;
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese,Japanese

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Manipulator
Function:	Change Drive Torque, Change Drive Direction, Speed Reduction
Layout:	Coaxial
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Step:	Single-Step

Samples:	US$ 142/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

planetarygearbox

How to Select a Planetary Gearbox for Your Applications

You can select the most suitable Planetary Gearbox for your applications after carefully checking the various features. You should also consider secondary features like noise level, corrosion resistance, construction, price, delivery time and service. You should also check if the constructor is available across the world, because some constructors operate faster than others. Some constructors even respond to your requests on the same day, while others deliver each planetary gearbox even if they are out of stock.

CZPT gearbox

An CZPT planetary gearbox is a high-quality, compact, and lightweight gearbox that distributes loads over several gears. The planetary gearbox has a polymer case that ensures quiet operation. The company is committed to the circular economy, investing in chemical recycling and promoting the use of recycled materials wherever possible. For more information, visit CZPT’s website or contact an CZPT expert today.
A planetary gearbox contains a sun gear, which is known as the input gear. The other gears are called planets, and these are mounted on a carrier, which is connected to an output shaft. A planetary gearbox is characterized by its high reduction ratios, energy savings, and compact design. It offers superior durability and trouble-free service. Whether you need a large or small planetary gearbox, you can find one to suit your needs.
The Standard series planetary gearboxes are a cost-effective alternative to premium series gearboxes. These gearboxes are suitable for applications requiring only mild backlash or with low IP65 protection. ABB positioners feature seven different gear unit variants, allowing for standardized mounting and stranded wire connections. The drygear(r) strain wave gear has a stranded wire connector and is available with a three-year warranty.
A planetary gearbox can be used for various applications, from lifting goods to loading and unloading products in a factory. The company has a wide product range for different applications, including plastic machinery and machine tools, pick-and-place robots, mill drives, and wind turbines. It can also be used to operate robot gripper systems. Its high-quality planetary gears are designed to last for many years, making it an ideal solution for many industries.

CZPT

A planetary gearbox is an essential component of many transport systems. These devices work by aligning the output and input shafts. The Reggiana planetary gearbox 2000 series includes bevel stages and linear variants. The company offers modularity and flexibility with output configurations in ten different gear sizes. Each planetary gearbox can also be customized to meet the specific needs of a specific application.
CZPT is the Australian branch of CZPT, a leading global manufacturer of planetary gearboxes. CZPT is located in Carrum Downs, south east of Melbourne, and is one of the leading suppliers of planetary reduction gears, hydraulic failsafe brakes, and wheel drives. The company aims to provide high-quality, durable products that can be used in a variety of applications.
A CZPT Plus Series Gear is designed to maximize flexibility in a variety of applications. The gearbox’s modular design allows for endless scalability. The CZPT Plus Series Gear is commonly used in mining operations, and is known for its raw output capabilities and low maintenance design. It is made with high-quality materials, and it is also available in multiple sizes for customized applications.
The multi-stage planetary gearbox can combine individual ratios to increase the overall multiplicative factor. The planetary gears may also be combined to increase the transmittable torque. The output shaft and drive shaft may rotate in opposite directions, or they can be fixed so the gearbox can function in either direction. If the ring gear is fixed, planetary gearboxes can be realized as multi-stage.
planetarygearbox

CZPT

The CZPT Planetary Gearbox is the perfect combination of compact size and high efficiency in power transmission. The compact design allows this gearbox to run silently while still delivering high power density and transmission efficiency. The CZPT Planetary Gearbox has several advantages. Unlike conventional planetary gearboxes, CZPT’s planetary gearbox features high power density, low torque, and optimum transmission efficiency.
CZPT’s products have been used in a variety of applications for many years, proving their reliability and quality. These products are renowned in the world for their reliability and quality. CZPT’s planetary gearboxes are backed by a five-year warranty. These features help customers choose a planetary gearbox that meets their needs and stays in top shape for years to come. But how do you test a planetary gearbox?
Figure 17 shows the response of a planetary gearbox to vibration. The maximum displacement in xg direction at a 50% crack level is shown by the dashed line. The signal in xg direction is called the xsignal. Moreover, the CZPT Planetary Gearbox’s vibration response is highly sensitive to the location of the bearings. For this reason, dynamic modeling of a planetary gearbox should consider bearing clearance.
CZPT’s hollow cup motor drive system features high reliability and low power consumption. The gearbox is compatible with industries with high quality standards, as there is no cogging torque. Its compact size and low electromagnetic noise make it ideal for a variety of applications. For industries with high product quality requirements, the CZPT Hollow Cup Motor Drive System is an excellent choice. It is also designed for vertical installation. You can even buy multiple CZPT products to meet your specific needs.

CZPT

With its PL series planetary gearboxes, CZPT has expanded its product portfolio to include more types of drive solutions. CZPT is one of the few companies to have won the Schneider Electric Supplier Award for Quality. In addition, its high-quality planetary gearboxes are highly customizable, allowing designers to customize each gearbox for the application at hand. Whether it is a geared pump or a stepper motor, CZPT’s PLE planetary gearboxes are built to meet the exact specifications of the application at hand.
The flange-mounted version of the planetary gearbox is comparable to its planetary counterpart. Using a flange-mounted planetary gearbox allows for a smaller, more compact design. This model also features a large-diameter output shaft, which helps achieve a higher level of torsional stiffness. This makes CZPT flange gearboxes particularly useful for applications where the direction of motion can change frequently. These gearboxes can be used with a wide variety of belts.
The PLQE 60-mm gearbox is used in Outrider’s single-stage design. Its gear ratio is 5:1, while its dual-stage version has a 15:1 gear ratio. Both gearboxes have identical mounting configurations, but the two-stage version is slightly longer.
The PLN series of planetary gearheads from CZPT are the standard for high-precision applications. They’re compatible with all major motor brands and sizes, and the company’s adapter kits are available to fit almost any motor. This makes CZPT gearheads one of the easiest to integrate into a complex machine. They’re also extremely easy to install, with the same torque as their corresponding spur gears.
planetarygearbox

CZPT’s

If you are looking for an efficient solution for screw press applications, consider using CZPT’s 300M Planetary Gearbox. It has high axial and radial load capacities, compact design, high torque output, and torque arm. The 300M planetary gearbox is compatible with a variety of screw presses, including hydraulic press systems and digester systems. Its Torque control and direct coupling feature makes it easy to install.
CZPT’s small planetary gearboxes have an output torque of 20:1 from individual ratios of 5:1 and 4:1. They run silently and deliver maximum transmission efficiency. The planetary gears are mounted on a ring that is fixed around the center sun gear. The ring acts as an output torque converter for the next planet stage. This planetary gearbox has multiple stages and a maximum ratio of 20:1 can be created from individual ratios of 5:1 and 4:1.
CZPT Motor is an innovator in the design and manufacture of miniature motors for industrial robots. Its offerings include brushless DC and brushed DC motors, as well as planetary gearboxes, encoders, and brakes. CZPT’s products have a variety of uses in robotics, intelligent appliances, medical equipment, communication, and industrial automation. The company is also committed to providing custom designs based on customer specifications.
Another advantage of a planetary gearbox is its high power transmission efficiency. It is capable of approximately 3% per stage, allowing it to transmit more torque than a conventional single-stage gearbox. Planetary gearboxes are also compact and have a high torque-to-weight ratio. CZPT’s Planetary Gearbox is the best choice for many applications. This gearbox offers the highest efficiency and is ideal for small-scale production.

China wholesaler Low Backlash Transmission Planetary Gear Boxes for 47mm Input Shaft planetary gearbox electric motor
editor by Dream 2024-05-14

China factory Sintering Metal High Torque Planetary Gearbox with Output Shaft Geared Brush Motor comer gearbox

Product Description

We are a factory specialized in metal parts hardware & metal gearbox geared motor through powder metallurgy process .We services with ODM/OEM gearbox design and development , gearmotors manufacture.
Description:
Product Name : Speed reducer
Gearbox Type: Planetary
Material: Powder metallurgy Metal
Gear Ratio : 5:1 , 10:1 , 20:1 , 25:1 , 30:1 , 40:1 , 50:1 , 60:1 ,70:1…100:1… optional
Gearbox diameter : 6mm , 10mm , 12mm , 16mm , 22mm , 24mm , 32mm , 38mm , 42mm ……
3V , 12V ,24V available .

A planetary (or epicyclical) gearbox uses epicyclical gears for speed reduction. It is composed of 1 or more toothed wheels turning around a rotating shaft. Each rotates on its own axis as well as revolving around the central shaft. This provides great reduction capability in a small space, making them common in automatic transmissions.

The sun gear
The planet gears and the planet gears’ carrier
The ring gear

Planetary Gearbox advantages:

Coaxial arrangement of input shaft and output shaft
Load distribution to several planetary gears
High efficiency due to low rolling power
Almost unlimited transmission ratio options due to combination of several planet stages
Suitable as planetary switching gear due to fixing this or that part of the gearbox
Possibility of use as overriding gearbox
Favorable volume output
Suitability for a wide range of application

Application :

Medical and Health Industry
Electronics and Telecommunication Industry
Robotics Industry
Automation Industry
CNC, Machine, and Tool Manufacturing Industries
Automobile, Textile, Printing, Food, and Metallurgical Industries

PM process for custom metal planetary gearbox , geared motors .
The P/M process is an economical, environmentally clean, high production method for making parts exactly to or close to final dimensions. With little or no machining operations required.
At present, parts with a complicated shape, tight-dimensional tolerances, controlled density and properties can be manufactured by powder metallurgy methods. A technological process of powder metallurgy ensures high flexibility in the selection of physiochemical properties and other requirements, including:

Production of structural parts with complex shapes .
Controlled porosity .
High mechanical strength and resistance to vibrations .
Controlled properties.
High mechanical strength and resistance to vibrations.
High manufacturing precision and good surface quality
Large number of production series .
Good tolerances .

Custom geared motors , planet gears , metal gearbox

Workshop

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Three-Step

Samples:	US$ 5/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

planetary gearbox

Impact of Gear Tooth Design and Profile on the Efficiency of Planetary Gearboxes

The design and profile of gear teeth have a significant impact on the efficiency of planetary gearboxes:

Tooth Profile: The tooth profile, such as involute, cycloid, or modified profiles, affects the contact pattern and load distribution between gear teeth. An optimized profile minimizes stress concentration and ensures smooth meshing, contributing to higher efficiency.
Tooth Shape: The shape of gear teeth influences the amount of sliding and rolling motion during meshing. Gear teeth designed for more rolling and less sliding motion reduce friction and wear, enhancing overall efficiency.
Pressure Angle: The pressure angle at which gear teeth engage affects the force distribution and efficiency. Larger pressure angles can lead to higher efficiency due to improved load sharing, but they may require more space.
Tooth Thickness and Width: Optimized tooth thickness and width contribute to distributing the load more evenly across the gear face. Proper sizing reduces stress and increases efficiency.
Backlash: Backlash, the gap between meshing gear teeth, impacts efficiency by causing vibrations and energy losses. Properly controlled backlash minimizes these effects and improves efficiency.
Tooth Surface Finish: Smoother tooth surfaces reduce friction and wear. Proper surface finish, achieved through grinding or honing, enhances efficiency by reducing energy losses due to friction.
Material Selection: The choice of gear material influences wear, heat generation, and overall efficiency. Materials with good wear resistance and low friction coefficients contribute to higher efficiency.
Profile Modification: Profile modifications, such as tip and root relief, optimize tooth contact and reduce interference. These modifications minimize friction and increase efficiency.

In summary, the design and profile of gear teeth play a crucial role in determining the efficiency of planetary gearboxes. Optimal tooth profiles, shapes, pressure angles, thicknesses, widths, surface finishes, and material selections all contribute to reducing friction, wear, and energy losses, resulting in improved overall efficiency.

planetary gearbox

Considerations for Selecting Size and Gear Materials in Planetary Gearboxes

Choosing the appropriate size and gear materials for a planetary gearbox is crucial for optimal performance and reliability. Here are the key considerations:

1. Load and Torque Requirements: Evaluate the anticipated load and torque that the gearbox will experience in the application. Select a gearbox size that can handle the maximum load without exceeding its capacity, ensuring reliable and durable operation.

2. Gear Ratio: Determine the required gear ratio to achieve the desired output speed and torque. Different gear ratios are achieved by varying the number of teeth on the gears. Select a gearbox with a suitable gear ratio for your application’s requirements.

3. Efficiency: Consider the efficiency of the gearbox, which is influenced by factors such as gear meshing, bearing losses, and lubrication. A higher efficiency gearbox minimizes energy losses and improves overall system performance.

4. Space Constraints: Evaluate the available space for installing the gearbox. Planetary gearboxes offer compact designs, but it’s essential to ensure that the selected size fits within the available area, especially in applications with limited space.

5. Material Selection: Choose suitable gear materials based on factors like load, speed, and operating conditions. High-quality materials, such as hardened steel or specialized alloys, enhance gear strength, durability, and resistance to wear and fatigue.

6. Lubrication: Proper lubrication is critical for reducing friction and wear in the gearbox. Consider the lubrication requirements of the selected gear materials and ensure the gearbox is designed for efficient lubricant distribution and maintenance.

7. Environmental Conditions: Assess the environmental conditions in which the gearbox will operate. Factors such as temperature, humidity, and exposure to contaminants can impact gear material performance. Choose materials that can withstand the operating environment.

8. Noise and Vibration: Gear material selection can influence noise and vibration levels. Some materials are more adept at dampening vibrations and reducing noise, which is essential for applications where quiet operation is crucial.

9. Cost: Consider the budget for the gearbox and balance the cost of materials, manufacturing, and performance requirements. While high-quality materials may increase initial costs, they can lead to longer gearbox lifespan and reduced maintenance expenses.

10. Manufacturer’s Recommendations: Consult with gearbox manufacturers or experts for guidance on selecting the appropriate size and gear materials. They can provide insights based on their experience and knowledge of various applications.

Ultimately, the proper selection of size and gear materials is vital for achieving reliable, efficient, and long-lasting performance in planetary gearboxes. Taking into account load, gear ratio, materials, lubrication, and other factors ensures the gearbox meets the specific needs of the application.

planetary gearbox

Energy Efficiency of a Worm Gearbox: What to Expect

The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:

Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.

When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.

China factory Sintering Metal High Torque Planetary Gearbox with Output Shaft Geared Brush Motor comer gearbox
editor by CX 2024-05-06

China OEM Foot Mounting Cycloidal Gearbox with One-Button CZPT Shaft Output with Best Sales

Product Description

Starshine Drive Cycloid Geared Motor Characteristics

1. Features:
1. Smooth running,low noise gear tooth needle more engagement.
2. Cycloidal tooth profile provides a high contact ratio to withstand overload shocks
3. Compact size: single ratio available from 1/9 to 1/87, double stage up from 1/99 to 1/7569
4. Ideal for dynamic applications: frequent start-stop-reversing duties suits for cyclo speed reducer since inertia is low
5. Reduce maintenance costs: high reliability, long life, minimal maintenance compared to conventional gearboxes
6. Internal parts replaceable with other brands to ensure running.

7. Grease Lubricated & Oil Lubricated Models Available
8. Output Shaft Rotation Direction: Single Reduction: Clockwise Rotation; Double Reduction→ Counter Clockwise Rotation
9. Ambient Conditions: Indoor Installation:10-40 Celsius, Max 85% Humidity, Under 1000m Altitude, Well Ventilated Environment, Free of corrosive, explosive gases, vapors and dust
10.Slow Speed Shaft Direction: Horizontal, Vertical Up & Down, Universal Direction
11.Mounting Style: Foot Mount, Flange Mount & Vertical F-flange Mount,
12. Input Connection: Cyclo Integral Motor, Hollow Input Shaft Adapter
13. Coupling Method With Driven Machine: Coupling, Gears, Chain Sprocket Or Belt
14. Cycloid reducer Capacity Range: 0.37kW ~ 11kW;

2. Technical parameters

Type	Old Type	Output Torque	Output Shaft Dia.
SXJ00	JXJ00	98N.m	φ30
SXJ01	JXJ01	221N.m	φ35
SXJ02	JXJ02	448N.m	φ45
SXJ03	JXJ03	986N.m	φ55
SXJ04	JXJ04	1504N.m	φ70
SXJ05	JXJ05	3051N.m	φ90
SXJ06	JXJ06	5608N.m	φ100

About Us

ZheJiang CZPT Drive Co.,Ltd,the predecessor was a state-owned mould enterprise, was established in 1965. CZPT specializes in the complete power transmission solution for high-end equipment manufacturing industries based on the aim of “Platform Product, Application Design and Professional Service”.
CZPT have a strong technical force with over 350 employees at present, including over 30 engineering technicians, 30 quality inspectors, covering an area of 80000 square CZPT and kinds of advanced processing machines and testing equipments. We have a good foundation for the industry application development and service of high-end speed reducers & variators owning to the provincial engineering technology research center,the lab of gear speed reducers, and the base of modern R&D.

Our Team

Quality Control
Quality:Insist on Improvement,Strive for Excellence With the development of equipment manufacturing indurstry,customer never satirsfy with the current quality of our products,on the contrary,wcreate the value of quality.
Quality policy:to enhance the overall level in the field of power transmission
Quality View:Continuous Improvement , pursuit of excellence
Quality Philosophy:Quality creates value

3. Incoming Quality Control
To establish the AQL acceptable level of incoming material control, to provide the material for the whole inspection, sampling, immunity. On the acceptance of qualified products to warehousing, substandard goods to take return, check, rework, rework inspection; responsible for tracking bad, to monitor the supplier to take corrective
measures to prevent recurrence.

4. Process Quality Control
The manufacturing site of the first examination, inspection and final inspection, sampling according to the requirements of some projects, judging the quality change trend;
found abnormal phenomenon of manufacturing, and supervise the production department to improve, eliminate the abnormal phenomenon or state.

5. FQC(Final QC)
After the manufacturing department will complete the product, stand in the customer’s position on the finished product quality verification, in order to ensure the quality of
customer expectations and needs.

6. OQC(Outgoing QC)
After the product sample inspection to determine the qualified, allowing storage, but when the finished product from the warehouse before the formal delivery of the goods, there is a check, this is called the shipment inspection.Check content:In the warehouse storage and transfer status to confirm, while confirming the delivery of the
product is a product inspection to determine the qualified products.

7. Certification.

Packing

Delivery

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Motor, Agricultural Machinery, Ceramic
Hardness:	Hardened Tooth Surface
Installation:	Vertical or Horizotal Type
Layout:	Coaxial
Gear Shape:	Planetary Conedisk Friction Type
Step:	Single-Step

Customization:	Available \| Customized Request

planetary gearbox

Challenges in Achieving High Gear Ratios with Compactness in Planetary Gearboxes

Designing planetary gearboxes with high gear ratios while maintaining compactness presents several challenges:

Space Constraints: As the gear ratio increases, the number of gear stages required also increases. This can lead to larger gearbox sizes, which may be challenging to accommodate in applications with limited space.
Bearing Loads: Higher gear ratios often result in increased loads on the bearings and other components due to the redistribution of forces. This can impact the durability and lifespan of the gearbox.
Efficiency: Each gear stage introduces losses due to friction and other factors. With multiple stages, the overall efficiency of the gearbox can decrease, affecting its energy efficiency.
Complexity: Achieving high gear ratios can require complex gear arrangements and additional components, which can lead to increased manufacturing complexity and costs.
Thermal Effects: Higher gear ratios can lead to greater heat generation due to increased friction and loads. Managing thermal effects becomes crucial to prevent overheating and component failure.

To address these challenges, gearbox designers use advanced materials, precise machining techniques, and innovative bearing arrangements to optimize the design for both compactness and performance. Computer simulations and modeling play a critical role in predicting the behavior of the gearbox under different operating conditions, helping to ensure reliability and efficiency.

planetary gearbox

Advantages of Backlash Reduction Mechanisms in Planetary Gearboxes

Backlash reduction mechanisms in planetary gearboxes offer several advantages that contribute to improved performance and precision:

Improved Positioning Accuracy: Backlash, or the play between gear teeth, can lead to positioning errors in applications where precise movement is crucial. Reduction mechanisms help minimize or eliminate this play, resulting in more accurate positioning.

Better Reversal Characteristics: Backlash can cause a delay in reversing the direction of motion. With reduction mechanisms, the reversal is smoother and more immediate, making them suitable for applications requiring quick changes in direction.

Enhanced Efficiency: Backlash can lead to energy losses and reduced efficiency due to the impacts between gear teeth. Reduction mechanisms minimize these impacts, improving overall power transmission efficiency.

Reduced Noise and Vibration: Backlash can contribute to noise and vibration in gearboxes, affecting both the equipment and the surrounding environment. By reducing backlash, the noise and vibration levels are significantly decreased.

Better Wear Protection: Backlash can accelerate wear on gear teeth, leading to premature gearbox failure. Reduction mechanisms help distribute the load more evenly across the teeth, extending the lifespan of the gearbox.

Enhanced System Stability: In applications where stability is crucial, such as robotics and automation, backlash reduction mechanisms contribute to smoother operation and reduced oscillations.

Compatibility with Precision Applications: Industries such as aerospace, medical equipment, and optics require high precision. Backlash reduction mechanisms make planetary gearboxes suitable for these applications by ensuring accurate and reliable motion.

Increased Control and Performance: In applications where control is critical, such as CNC machines and robotics, reduction mechanisms provide better control over the motion and enable finer adjustments.

Minimized Error Accumulation: In systems with multiple gear stages, backlash can accumulate, leading to larger positioning errors. Reduction mechanisms help minimize this error accumulation, maintaining accuracy throughout the system.

Overall, incorporating backlash reduction mechanisms in planetary gearboxes leads to improved accuracy, efficiency, reliability, and performance, making them essential components in precision-driven industries.

planetary gearbox

Common Applications and Industries of Planetary Gearboxes

Planetary gearboxes are widely utilized across various industries and applications due to their unique design and performance characteristics. Some common applications and industries where planetary gearboxes are commonly used include:

Automotive Industry: Planetary gearboxes are found in automatic transmissions, hybrid vehicle systems, and powertrains. They provide efficient torque conversion and variable gear ratios.
Robotics: Planetary gearboxes are used in robotic joints and manipulators, providing compact and high-torque solutions for precise movement.
Industrial Machinery: They are employed in conveyors, cranes, pumps, mixers, and various heavy-duty machinery where high torque and compact design are essential.
Aerospace: Aerospace applications include aircraft actuation systems, landing gear mechanisms, and satellite deployment mechanisms.
Material Handling: Planetary gearboxes are used in equipment like forklifts and pallet jacks to provide controlled movement and high lifting capabilities.
Renewable Energy: Wind turbines use planetary gearboxes to convert low-speed, high-torque rotational motion of the blades into higher-speed rotational motion for power generation.
Medical Devices: Planetary gearboxes find applications in medical imaging equipment, prosthetics, and surgical robots for precise and controlled motion.
Mining and Construction: Planetary gearboxes are used in heavy equipment like excavators, loaders, and bulldozers to handle heavy loads and provide controlled movement.
Marine Industry: They are employed in marine propulsion systems, winches, and steering mechanisms, benefiting from their compact design and high torque capabilities.

The versatility of planetary gearboxes makes them suitable for applications that require compact size, high torque density, and efficient power transmission. Their ability to handle varying torque loads, offer high gear ratios, and maintain consistent performance has led to their widespread adoption across numerous industries.

China OEM Foot Mounting Cycloidal Gearbox with One-Button CZPT Shaft Output with Best Sales
editor by CX 2024-05-02

China Standard Gear Motors Small Input Shaft Transmission Reverse Gearbox with Good quality

Product Description

Wide Selection of Gearbox Products
The gearbox usually adopts a general design scheme, but in special cases, the design scheme of the gearbox can be changed according to the demands of the user, and it can be modified into an industry-specific gearbox. In the design scheme of the gearbox, the parallel shaft, vertical shaft, general box, and various parts can be changed

Advantages

Absorption of very high torques and axial forces
No need for separate thrust housing & bearing.
Easy alignment (screw directly fits into the vore of gear box)
Easy to assemble & dismantle.
Very heavy duty spherical roller thrust bearing is provided.
Power saving. (you may save up to 20 % power.)
Less requirement of space.
For bigger sizes water cooling is provided
No maintenance required except periodic oil level checking.
Higher productivity

Features

Twin Screw Extruder Gearboxes offer the dual shaft counter rotating. The range is available for various center distances
The gearboxes are available with co-rotating and counter rotating variants
To work under heavy loading force, the high level dissipation and oil lubrication system are provided. The axial roller type swivel thrust with the thrust bearing coupled in tandem way support the axial thrust
High torque and high speed output rate

Processing Characteristics of Screw Shaft:

1.Suitable suggestion on material to ensure components performance and extend lifetime of products.
2.Professional technical team can provide surveying and mapping support.
3.All components are finished by CNC machine.
4.Sophisticated quality management system ensure superior quality.

Product Details

Warranty: 1 year	Weight (KG): 500 KG
Place of Origin: HangZhou, China	Gearing Arrangement: helical
Certificate: CE ISO	Certificate: CE ISO
Heat treatment: High-frequency Hardening	Efficiency: 94%~98%(depends on the transmission stage)
Customized support:OEM ODM	Input/output shaft material Ordinary Carbon Structural Steel, Alloy Structural Steel,High-Grade Steel etc.
Package: Wooden case	Mount position: Flange, hollow shaft, CZPT shaft
After-sale:Online 24/7 Installation Xihu (West Lake) Dis.

Maintenance of the gearbox of the dual-screw extruder
1. The gear box of the dual-screw extruder should be well-ventilated, and the working environment temperature should be within the range of 5-35 °C.
2. Always check the oil quantity of the gear lubricating oil in the box to ensure that the transmission parts in the box are well lubricated.
3. Pay attention to check the bearing parts of the box frequently. The oil temperature of the oil tank of the transmission box should not exceed 70 ºC during operation.
4. The newly put into use gearbox needs to replace the lubricating oil after 250 hours of operation. The oil change time depends on the state of the oil. It is recommended to replace it after 4000-8000 hours of operation or once a year.
5. The gearbox of the dual-screw extruder needs to be regularly maintained and inspected once a year

Product Applications

The gear units for double-screw extruders with parallel drive shafts and the same direction of screw rotation are used mainly in the manufacture of granulates and the refining of raw plastics. Other areas of application include:

Rubber industry
Food stuff industry (e.g. breakfast cereals, corn flakes)
Animal-feed industry (dog, cat, fish etc.)

Product Service

24-hour Hotline

Pre-sales Consultation

We have sales people online, and questions can be solved through online guidance.

After-sales Services

Receive products have any

questions about the product,

can look for us,we will help

you deal with the the first time,to your satisfaction.

Company Profile

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of “quality first, customer first and credit-based” since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a CZPT situation since the trend of economic globalization has developed with anirresistible force

Strict Quality Controlling

FAQ

1. Q: What about machinery’s capacity?
A: The company is in strict accordance with CE and ISO9001 quality certification system. There are over 200 models of extruders and spare parts.
2. Q: What’s the delivery time?
A: For regular size, The delivery time might be 2 weeks
For customized, normally within 20 days .
3. Q: How about the gearbox quality and price?
A: top quality in China with competitive price and global after-sale service
4. Q:what’s the life time and guarantee buy from Arrow machinery ?
A: 3~5years life time for nitriding ones and bimetallic ones will be longer

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service:	24/7 Online Installation Guidance
Warranty:	1 Year
Power Source:	Electric
Process:	Thermal Processing
Automatic Grade:	Automatic
Feed Type:	Fish Meal

Samples:	US$ 99999/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

planetarygearbox

The Basics of a Planetary Gearbox

The basic model of a planetary gearbox is a highly efficient transmission that transmits nearly ninety percent of the power it receives. The basic planetary gearbox comes in three basic types: Inline, Helical, and Spur. Below, we will discuss the differences between each of them and which one is better for your needs. A planetary gearbox is an important part of any engine and may be the perfect choice for your vehicle.

Inline planetary gearbox

An inline planetary gearbox has an inline arrangement of gears that enables the transfer of power. Its design makes it stable and reliable, and the space and weight-saving benefits make it a popular choice for many applications. Planetary gearboxes have low inertia, high torque, and a wide range of reduction ratios, which make them a versatile choice for many industries. To find out more about this type of gearbox, read about its construction and specifications.
A planetary gearbox is composed of two parts: a sun gear (also called the central or input gear), and two planet gears (also called outer gears). These gears are connected to each other via a carrier. In order to get the best performance from your gearbox, it’s important to find a model with the features and benefits required for your application. Also, be sure to check out the delivery time, global availability, and customer service of your selected constructor. A few constructors are faster than others and have the ability to respond quickly, while others can deliver every single planetary gearbox out of stock.
Whether you’re using an inline planetary gearbox for your car’s transmission, or you’re building a new machine, it’s important to choose the right size for your application. The most common ratio is five:1, but an inline gearbox can be as high as 1000:1! The torque range is between 250-950 lb-in for continuous torque, and up to 5800 lb-in for yield torque. Some companies even offer custom shafts if you need them to fit a specific application.
Inline planetary gearboxes have a high ratio of helical rotation and are useful for applications where space is limited. Their low-backlash design allows them to handle high torques and high accelerations without backlash. Despite their compact size, planetary gear systems also have high single-stage reduction ratios, a feature that makes them ideal for a variety of industrial applications. They can also be connected for high reduction ratios.
An inline planetary gearbox can be used in many applications, from small tools to heavy industrial machinery. Its basic design includes three components: an input gear pair, an output gear pair, and a stationary position. Some planetary gearbox designs also include additional gear sets that can provide a slight offset between input and output. A planetary gearbox may also contain multiple bearings, which make the assembly more robust and reliable.
Inline planetary gear reducers are commonly used in industrial settings to slow down an electric motor. They are able to multiply torque, which means they can reduce the input speed to a level where the mechanical devices inside the motor can function properly. This type of gear reducer also has a low clearance, which makes it ideal for machines with high torque. However, you should consider the amount of torque required in your application before you make a purchase.
planetarygearbox

Helical planetary gearbox

A helical planetary gearbox is a type of mechanical system. The gears are connected by joints to the carrier that holds the planets stationary. The sun gear serves as an input to the other gears, and the planet gears rotate at a rate that depends on the number of teeth in each gear. The ratio between these gears is -Ns/Np, and the number of teeth in the ring is N r, N s, and N p.
Another type of planetary gearbox uses multiple helical axes to distribute the load. This design also offers high stiffness and low backlash, which is important for applications involving frequent start-stop cycles and rotational direction changes. It also features a compact design and low mass inertia. A helical planetary gearbox can be used for a wide range of applications. Listed below are some of the benefits of helical gear technology.
The basic design of a helical planetary gear is based on the principle of stepping planets. This concept eliminates the need for timing marks and restrictive assembly conditions. The planetary gear’s helical shape can be modified to achieve a greater transmission ratio in an equal or smaller volume. For example, a 50-T ring gear will yield the same effect as a 100-T ring gear.
In addition to the helical axis, a helical planetary gearbox also has a wide variety of secondary features that are critical to torque transmission. For instance, compact needle roller bearings are appropriate for a helical planetary gearbox because of their low-profile design and small space. However, a tapered roller bearing is better suited to handling high axial forces. In general, a helical planetary gearbox will have a higher efficiency rate and lower noise levels.
A helical planetary gearbox will have a number of components that can vary in size and shape. They will include a sun gear and many planetary parts. The central sun gear will take a low-torque input and will run multiple external gears to increase the torque and speed. This basic model of a planetary gearbox is highly efficient, transferring 97% of the power input. There are three main types of planetary gearboxes: the cylindrical planetary gearbox, the helical planetary gearbox, and the helical wormwheel.
The CZPT is a good example of an entry-level helical planetary gearbox. It is extremely reliable and aimed at providing torque in quiet applications with high precision. The Access series is another option, which is designed to meet the needs of the low-backlash planetary gearbox market. It features helical planetary gears with five to eight arc-minutes backlash, and is built on a monobloc housing.
A helical planetary gearbox is widely used in 3D printing. They are lightweight and can provide a high gear ratio. In addition to their low weight and high efficiency, some people have installed them into 3D printers to improve the accuracy of their designs. And in addition to 3D printing, helical gears are used in many industrial applications. If you’re thinking about purchasing one, you should know what the benefits are.
planetarygearbox

Spur planetary gearbox

There are many advantages to a spur planetary gearbox, from its compact design and low cost to its unmatched power transmission capacity per unit volume. Planetary gears have high efficiency per stage and can achieve up to 95% efficiency, depending on the ratio. Planet gears are mounted on a joint carrier, and the output rotation speed is slower than the drive rotation speed, which leads to increased torque. The higher the gear wheels, the more torque the unit can produce.
A spur planetary gearbox incorporates multiple other gear sets that must have helical teeth. These other gear sets must be helical, and the motor must be aligned with the driven parts. The spur gears are the most efficient type of planetary gear, as their teeth are symmetrical, which means no axial forces are generated. The difference between a spur and a planetary gearbox is its shape.
The right angle spur planetary gearbox is a versatile design with a spiral bevel gear that provides superior smoothness and quiet operation. This gearhead is case-hardened and ground to increase its efficiency. These gears can be purchased in 3-100 ratios. Spur planetary gearboxes can also have ISO rotary flanges, keyed shafts, DIN splines, or hollow compression connections.
A spur planetary gearbox utilizes spur gears around the circumference of the mechanism. The spur gears rotate between gears that have internal and external teeth. Because of this, the angular velocity of the spur gear differential carrier is the average of the ring gears and sun gears. A spur gearbox can also be considered a compound planetary gear. It is typically used for servo applications. Unlike spur gears, helical planetary gears are easier to maintain and have lower noise levels.
The most notable difference between a spur planetary gearbox and a planetary gearhead is the lubrication of the pinion and the spur gear head. A spur gear head is less complex, but cannot handle the same amount of load as a planetary gearhead. Both types can achieve the same backlash, but a planetary gearhead has better lubrication retention than a spur gear. It can run at higher speeds without excessive lubrication, while a spur gear drive is more efficient at low speeds. The reduction ratio of a planetary gearhead is near unity while that of a planetary gear head is many thousand to one.
A planetary gearbox has many applications. Plastic machinery, goods & personnel lifts, and machine tools are all prime examples of these types of gearing systems. Other industries that use these gears include wind turbines and sugar crystallizers, as well as steel and sugar mills. And of course, the use of planetary gears is not limited to these industries. It is used in many different ways, including slewing drives, mill drive, and derrick & dockyard cranes

China Standard Gear Motors Small Input Shaft Transmission Reverse Gearbox with Good quality
editor by CX 2024-03-30

China wholesaler High Torque Motor Planetary Gearbox for 31mm Input Shaft gearbox and motor

Product Description

High Torque Motor Planetary Gearbox For 31MM Input Shaft

The high-precision planetary gearbox adopts spur gear design, and is used in various control transmission fields with servo motors, such as precision machine tools, laser cutting equipment, battery processing equipment, etc. It has the advantages of large torsional rigidity and large output torque.

Product Description

1.Output threaded connection, standard installation,universal usage.
2.Single cantilever structure.simple design,economic price
3.Working steady. Low noise.
4.Round flange output,threaded reverse connection,standardized size.
5.Keyway can be opened in the force shaft.
6.The output connection specifications are complete and there are many choices
7.Backlash 8-16 arcmin. Can suit most occasion.

Specifications				PRN60	PRN80	PRN90	PRN120	PRN160
Technal Parameters				PRN60	PRN80	PRN90	PRN120	PRN160
Max. Torque			Nm	1.5times rated torque
Emergency Stop Torque			Nm	2.5times rated torque
Max. Radial Load			N	240	400	450	1240	2250
Max. Axial Load			N	220	420	430	1000	1500
Torsional Rigidity			Nm/arcmin	1.8	4.7	4.85	11	35
Max.Input Speed			rpm	8000	6000	6000	6000	4000
Rated Input Speed			rpm	4000	3500	3500	3500	3000
Noise			dB	≤58	≤60	≤60	≤65	≤70
Average Life Time			h	20000
Efficiency Of Full Load			%	L1≥96% L2≥94%
Return Backlash	P1	L1	arcmin	≤8	≤8	≤8	≤8	≤8
	P1	L2	arcmin	≤12	≤12	≤12	≤12	≤12
	P2	L1	arcmin	≤16	≤16	≤16	≤16	≤16
	P2	L2	arcmin	≤20	≤20	≤20	≤20	≤20
Moment Of Inertia Table	L1	3	Kg*cm2	0.46	0.77	1.73	12.78	36.72
		4	Kg*cm2	0.46	0.77	1.73	12.78	36.72
		5	Kg*cm2	0.46	0.77	1.73	12.78	36.72
		7	Kg*cm2	0.41	0.65	1.42	11.38	34.02
		10	Kg*cm2	0.41	0.65	1.42	11.38	34.02
	L2	12	Kg*cm2	0.44	0.72	1.49	12.18	34.24
		15	Kg*cm2	0.44	0.72	1.49	12.18	34.24
		16	Kg*cm2	0.72	0.72	1.49	12.18	34.24
		20	Kg*cm2	0.44	0.72	1.49	12.18	34.24
		25	Kg*cm2	0.44	0.72	1.49	12.18	34.24
		28	Kg*cm2	0.44	0.72	1.49	12.18	34.24
		30	Kg*cm2	0.44	0.72	1.49	12.18	34.24
		35	Kg*cm2	0.44	0.72	1.49	12.18	34.24
		40	Kg*cm2	0.44	0.72	1.49	12.18	34.24
		50	Kg*cm2	0.34	0.58	1.25	11.48	34.02
		70	Kg*cm2	0.34	0.58	1.25	11.48	34.02
		100	Kg*cm2	0.34	0.58	1.25	11.48	34.02
Technical Parameter	Level	Ratio		PRN60	PRN80	PRN90	PRN120	PRN160
Rated Torque	L1	3	Nm	27	50	96	161	364
		4	Nm	40	90	122	210	423
		5	Nm	40	90	122	210	423
		7	Nm	34	48	95	170	358
		10	Nm	16	22	56	86	210
	L2	12	Nm	27	50	96	161	364
		15	Nm	27	50	96	161	364
		16	Nm	40	90	122	210	423
		20	Nm	40	90	122	210	423
		25	Nm	40	90	122	210	423
		28	Nm	40	90	122	210	423
		30	Nm	27	50	96	161	364
		35	Nm	40	90	122	210	423
		40	Nm	40	90	122	210	423
		50	Nm	40	90	122	210	423
		70	Nm	34	48	95	170	358
		100	Nm	16	22	56	86	210
Degree Of Protection				IP65
Operation Temprature			ºC	– 10ºC to -90ºC
Weight	L1		kg	0.95	2.27	3.06	6.93	15.5
Weight	L2		kg	1.2	2.8	3.86	8.98	17

Company Profile

Packaging & Shipping

1. Lead time: 10-15 days as usual, 30 days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT

FAQ

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

Application:	Industrial, Textile Machinery
Operating Speed:	Low Speed
Function:	Driving
Casing Protection:	Protection Type
Type:	Spur Gear
Certification:	ISO9001

Samples:	US$ 99/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

planetary gearbox

Concept of Coaxial and Parallel Shaft Arrangements in Planetary Gearboxes

Coaxial and parallel shaft arrangements refer to the orientation of the input and output shafts in a planetary gearbox:

Coaxial Shaft Arrangement: In this arrangement, the input and output shafts are aligned along the same axis, with one shaft passing through the center of the other. This design results in a compact and space-efficient gearbox, making it suitable for applications with limited space. Coaxial planetary gearboxes are commonly used in scenarios where the gearbox needs to be integrated into a compact housing or enclosure.
Parallel Shaft Arrangement: In a parallel shaft arrangement, the input and output shafts are positioned parallel to each other but not on the same axis. Instead, they are offset from each other. This configuration allows for greater flexibility in designing the layout of the gearbox and the surrounding machinery. Parallel shaft planetary gearboxes are often used in applications where the spatial arrangement requires the input and output shafts to be positioned in different locations.

The choice between a coaxial and parallel shaft arrangement depends on factors such as available space, mechanical requirements, and the desired layout of the overall system. Coaxial arrangements are advantageous when space is limited, while parallel arrangements offer more design flexibility for accommodating various spatial constraints.

planetary gearbox

Advantages of Backlash Reduction Mechanisms in Planetary Gearboxes

Backlash reduction mechanisms in planetary gearboxes offer several advantages that contribute to improved performance and precision:

Enhanced System Stability: In applications where stability is crucial, such as robotics and automation, backlash reduction mechanisms contribute to smoother operation and reduced oscillations.

planetary gearbox

Energy Efficiency of a Worm Gearbox: What to Expect

The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:

Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.

China wholesaler High Torque Motor Planetary Gearbox for 31mm Input Shaft gearbox and motor
editor by CX 2023-12-04

China manufacturer CZPT Internal Splined Shaft Planetary Gear Speed Reducers, Gearmotors, Gearboxes with high quality

Product Description

Product Description
SGR internal splined shaft Planetary Gear Speed Reducer, Gearmotor, Gearboxes

Technical data:
1. Ratio range: 8.1-191
2. Input power: 0.12-270 KW
3. Permit torque rang: ≤ 50000 N. M
4. Output speed: 0.3~205 r/min
5. Structure: Foot-mounted, flange-mounted, shaft-mounted

Input structure	motor,IEC flange
Output	solid shaft, hollow shaft with key,with shrink disk

Characteristic:
1. Adopt optimized design, module combination, right angle output, space reduction
2. High strength and longevity gears
3. Can be combined with various motors, wider ratio range
4. Big output torque, smoothly startup, high efficiency
Production pictures:

Packing Pictures :

Factory

———————————————————————————————————————————————
FAQ:

1.Are you a factory or trader ?
We are a professional factory which has 20 years history specialized in gear transmission .

2.MOQ:
Our MOQ is 1pcs. However there is 1 handling cost $150 for the single order which less than $3000.00

3. Warranty
Our warranty is 12months

4. Payment term
100% T/T in advance and LC at sight .

5. Do you accept customization ?
YES.SGR have strong R&D team, we can provide customizable service according to requirements.

6. Packing
Generally we use standard export plywood case to arrange the shipment .

7. Delivery time
In normal ,time of delivery is 30days after receiving the prepayment .

8. What kinds of certification do you use ?
DNV-ISO9001:2008, SGS,CE etc, And new products patent.

9. What kinds of inspection you do before shipment ?
We do temperature test, noise, and oil leak inspection and commissioning before shipment.

10.How do you solve if the production have problem ?
Mostly, we don’t need customer send the goods back to us. Because the cost is very high, if there meets a problem,we firstly ask for the pictures for damaged parts. And base on the pictures, we can have a basic idea for the defect reason. Our guarantee is 12 months, if during the guarantee, we can supply repair .

Application:	Motor, Machinery
Function:	Distribution Power, Change Drive Torque, Speed Reduction
Layout:	Coaxial
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Step:	Single-Step

Samples:	US$ 200/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

planetary gearbox

Concept of Coaxial and Parallel Shaft Arrangements in Planetary Gearboxes

Coaxial and parallel shaft arrangements refer to the orientation of the input and output shafts in a planetary gearbox:

Coaxial Shaft Arrangement: In this arrangement, the input and output shafts are aligned along the same axis, with one shaft passing through the center of the other. This design results in a compact and space-efficient gearbox, making it suitable for applications with limited space. Coaxial planetary gearboxes are commonly used in scenarios where the gearbox needs to be integrated into a compact housing or enclosure.
Parallel Shaft Arrangement: In a parallel shaft arrangement, the input and output shafts are positioned parallel to each other but not on the same axis. Instead, they are offset from each other. This configuration allows for greater flexibility in designing the layout of the gearbox and the surrounding machinery. Parallel shaft planetary gearboxes are often used in applications where the spatial arrangement requires the input and output shafts to be positioned in different locations.

planetary gearbox

Considerations for Selecting Size and Gear Materials in Planetary Gearboxes

Choosing the appropriate size and gear materials for a planetary gearbox is crucial for optimal performance and reliability. Here are the key considerations:

planetary gearbox

Advantages of Planetary Gearboxes Compared to Other Gearbox Configurations

Planetary gearboxes, also known as epicyclic gearboxes, offer several advantages compared to other gearbox configurations. These advantages make them well-suited for a wide range of applications. Here’s a closer look at why planetary gearboxes are favored:

Compact Size: Planetary gearboxes are known for their compact and space-efficient design. The arrangement of multiple gears within a single housing allows for high gear reduction ratios without significantly increasing the size of the gearbox.
High Torque Density: Due to their compact design, planetary gearboxes offer high torque density, meaning they can transmit a significant amount of torque relative to their size. This makes them ideal for applications where space is limited, but high torque is required.
Efficiency: Planetary gearboxes can achieve high efficiency levels, especially when properly lubricated and well-designed. The arrangement of multiple meshing gears allows for load distribution, reducing individual gear tooth stresses and minimizing losses due to friction.
Multiple Gear Stages: Planetary gearboxes can be designed with multiple stages, allowing for higher gear reduction ratios. This is particularly advantageous when precise control of output speed and torque is required.
High Gear Ratios: Planetary gearboxes can achieve high gear reduction ratios in a single stage, eliminating the need for multiple external gears. This simplifies the overall design and reduces the number of components.
Load Sharing: The multiple gear meshing arrangements in planetary gearboxes distribute loads evenly across multiple gears, reducing the stress on individual components and enhancing overall durability.
High Precision: Planetary gearboxes offer high precision and accuracy in gear meshing, making them suitable for applications that demand precise motion control.
Quiet Operation: The design of planetary gearboxes often leads to smoother and quieter operation compared to some other gearbox configurations, contributing to improved user experience.

Overall, the advantages of planetary gearboxes in terms of size, torque density, efficiency, versatility, and precision make them an attractive choice for a wide range of applications across industries, including robotics, automotive, aerospace, and industrial machinery.

China manufacturer CZPT Internal Splined Shaft Planetary Gear Speed Reducers, Gearmotors, Gearboxes with high quality
editor by CX 2023-11-27

China wholesaler Industrial Coaxial Hydraulic CZPT Planetary Gearbox with Female Splined Shaft planetary gearbox backdrive

Product Description

Industrial Coaxial Hydraulic CZPT Planetary Gearbox With Female Splined Shaft

Key feature:

Planetary gearbox is produced by modular design, and can be combined according to client’s request
Involuted planetary gear design
Nodular cast iron Housing to increase rigidity and antiknock
Heavy duty bearing on low‐speed shaft, and can bear big radial load due to proportionate distribution of torque
All gears are case hardened to get high surface hardness, which guarantee transmission efficiency and whole gearbox’s life
Planetary gearbox has 16 models for different torque range, and each model have 1‐5 reduction stages to achieve different ratios
Ratio range: 3.15‐9N. M
Output speed: 0.425‐445 r/min
Structure mode: Possibility of flange, foot, or shaft mounting solutions
Wide and comprehensive range of N series for industrial applications
Low speed shaft design: Cylindrical with key, splined, hollow with shrink disc or splined hollow shaft
Rigid and precise nodular cast iron casing
Low noise running, high manufacturing quality standard
High and reliable performance, load capacity and low speed shaft bearing

Data Sheet :

Torque range	1 Nm	Input	IEC Flange
Mechanical rating (n1 = 1500 min-1)	up to 200kW		Electric motor
Gear ratios	3.15 … 5000		Solid input shaft with or without fan cooling – inch or metric dims.
Gear unit versions	In line	Applicable AC motors	Integral motors and brake motors
Gear unit versions	Right angle (with bevel gear set)		IEC-normalized motors and brake motors
Mounting type	Foot		Single and dual speed motors
	Flange mounted	Main brake features	DC and AC supply
	Torque-arm	Main brake features	Faster brake reaction through electronically controlled rectifier
Output shaft options	Solid shaft	Main motor options	Thermistors and thermostat sensors
	Splined shaft		Independent forced cooling
	Female splined shaft		Line driver and push-pull incremental encoder
	Hollow shaft with shrink disc

Application:	Motor, Machinery, Marine, Agricultural Machinery, Industry
Function:	Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout:	Coaxial
Hardness:	Hardened
Installation:	Horizontal Type
Step:	Four-Step

Samples:	US$ 1000/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

planetarygearbox

A Brief Overview of the Spur Gear and the Helical Planetary Gearbox

This article will provide a brief overview of the Spur gear and the helical planetary gearbox. To learn more about the advantages of these gearboxes, read on. Here are a few common uses for planetary gears. A planetary gearbox is used in many vehicles. Its efficiency makes it a popular choice for small engines. Here are three examples. Each has its benefits and drawbacks. Let’s explore each one.

helical planetary gearbox

In terms of price, the CZPT is an entry-level, highly reliable helical planetary gearbox. It is suitable for applications where space, weight, and torque reduction are of high concern. On the other hand, the X-Treme series is suitable for applications requiring high-acceleration, high-axial and radial loads, and high-speed performance. This article will discuss the benefits of each type of planetary gearbox.
A planetary gearbox’s traction-based design is a variation of the stepped-planet design. This variation relies on the compression of the elements of the stepped-planet design. The resulting design avoids restrictive assembly conditions and timing marks. Compared to conventional gearboxes, compound planetary gears have a greater transmission ratio, and they do so with an equal or smaller volume. For example, a 2:1 ratio compound planet would be used with a 50-ton ring gear, and the result would be the same as a 100-ton ring gear, but the planetary disks would be half the diameter.
The Helical planetary gearbox uses three components: an input, an output, and a stationary position. The basic model is highly efficient and transmits 97% of the input power. There are three main types of planetary gearboxes, each focusing on a different performance characteristic. The CZPT basic line is an excellent place to start your research into planetary gearboxes. In addition to its efficiency and versatility, this gearbox has a host of modular features.
The Helical planetary gearbox has multiple advantages. It is versatile, lightweight, and easy to maintain. Its structure combines a sun gear and a planet gear. Its teeth are arranged in a way that they mesh with each other and the sun gear. It can also be used for stationary applications. The sun gear holds the carrier stationary and rotates at the rate of -24/16 and -3/2, depending on the number of teeth on each gear.
A helical planetary gearbox can reduce noise. Its shape is also smaller, reducing the size of the system. The helical gears are generally quieter and run more smoothly. The zero helix-angle gears, in contrast, have smaller sizes and higher torque density. This is a benefit, but the latter also increases the life of the system and is less expensive. So, while the helical planetary gearbox has many advantages, the latter is recommended when space is limited.
The helical gearbox is more efficient than the spur gear, which is limited by its lack of axial load component. The helical gears, on the other hand, generate significant axial forces in the gear mesh. They also exhibit more sliding at the points of tooth contact, adding friction forces. As such, the Helical planetary gearbox is the preferred choice in servo applications. If you’re looking for a gearbox to reduce noise and improve efficiency, Helical planetary gearboxes are the right choice.
The main differences between the two types of planetary gears can be found in the design of the two outer rings. The outer ring is also called the sun gear. The two gears mesh together according to their own axes. The outer ring is the planetary gear’s carrier. Its weight is proportional to the portion of the ring that is stationary. The carrier sets the gaps between the two gears.
Helical gears have angled teeth and are ideal for applications with high loads. They are also extremely durable and can transfer a high load. A typical Helical gearbox has two pairs of teeth, and this ensures smooth transmission. In addition, the increased contact ratio leads to lower fluctuations in mesh stiffness, which means more load capacity. In terms of price, Helical planetary gears are the most affordable gearbox type.
The outer ring gear drives the inner ring gear and surrounding planetary parts. A wheel drive planetary gearbox may have as much as 332,000 N.m. torque. Another common type of planetary gearbox is wheel drive. It is similar to a hub, but the outer ring gear drives the wheels and the sun gear. They are often combined over a housing to maximize size. One-stage Helical gears can be used in bicycles, while a two-stage planetary gear system can handle up to 113,000 N.m. torque.
The design of a helical planetary geartrain is complicated. It must comply with several constraints. These constraints relate to the geometrical relationship of the planetary geartrains. This study of the possible design space of a Helical geartrain uses geometric layouts. The ring gear, sun, and ring gear have no effect on the ratio of the planetary transmission. Nonetheless, helical geartrains are a good choice for many applications.
planetarygearbox

Spur gear planetary gearbox

The combination of planetary gears and spur gears in a transmission system is called a planetary or spur gearbox. Both the planetary gear and spur gear have their own characteristics and are used in various kinds of vehicles. They work in a similar way, but are built differently. Here are some important differences between the two types of gears. Listed below are some of the most important differences between them:
Helical gears: As opposed to spur gears, helical gears generate significant axial forces in the gear mesh. They also feature greater sliding contact at the point of tooth contact. The helix angle of a gearbox is generally in the range of 15 to 30 degrees. The higher the helix angle, the more axial forces will be transmitted. The axial force in a helical gearbox is greater than that of a spur gear, which is the reason why helical gears are more efficient.
As you can see, the planetary gearhead has many variations and applications. However, you should take care in selecting the number of teeth for your planetary gear system. A five:1 spur gear drive ratio, for example, means that the sun gear needs to complete five revolutions for every output carrier revolution. To achieve this, you’ll want to select a sun gear with 24 teeth, or five mm for each revolution. You’ll need to know the metric units of the planetary gearhead for it to be compatible with different types of machines.
Another important feature of a planetary gearbox is that it doesn’t require all of the spur gears to rotate around the axis of the drive shaft. Instead, the spur gears’ internal teeth are fixed and the drive shaft is in the same direction as the output shaft. If you choose a planetary gearbox with fixed internal teeth, you’ll need to make sure that it has enough lubrication.
The other significant difference between a spur gear and a planetary gearbox is the pitch. A planetary gearbox has a high pitch diameter, while a spur gear has low pitch. A spur gear is able to handle higher torques, but isn’t as efficient. In addition, its higher torque capability is a big drawback. Its efficiency is similar to that of a spur gear, but it is much less noisy.
Another difference between planetary and spur gear motors is their cost. Planetary gear motors tend to be more expensive than spur gear motors. But spur gears are cheaper to produce, as the gears themselves are smaller and simpler. However, planetary gear motors are more efficient and powerful. They can handle lower torque applications. But each gear carries a fixed load, limiting their torque. A spur gear motor also has fewer internal frictions, so it is often suited for lower torque applications.
Another difference between spur gears and planetary gears is their orientation. Single spur gears are not coaxial gearboxes, so they’re not coaxial. On the other hand, a planetary gearbox is coaxial, meaning its input shaft is also coaxial. In addition to this, a planetary gearbox is made of two sets of gear wheels with the same orientation. This gives it the ability to achieve concentricity.
Another difference between spur gears and planetary gears is that a planetary gear has an integer number of teeth. This is important because each gear must mesh with a sun gear or a ring gear. Moreover, each planet must have a corresponding number of teeth. For each planet to mesh with the sun, the teeth must have a certain distance apart from the other. The spacing between planets also matters.
Besides the size, the planetary gear system is also known as epicyclic gearing. A planetary gear system has a sun gear in the center, which serves as the input gear. This gear has at least three driven gears. These gears engage with each other from the inside and form an internal spur gear design. These gear sets are highly durable and able to change ratios. If desired, a planetary gear train can be converted to another ratio, thereby enhancing its efficiency.
Another important difference between a spur gear and a planetary gearbox is the type of teeth. A spur gear has teeth that are parallel to the shaft, while a planetary gear has teeth that are angled. This type of gear is most suitable for low-speed applications, where torque is necessary to move the actuation object. Spur gears also produce noise and can damage gear teeth due to repeated collisions. A spur gear can also slip, preventing torque from reaching the actuation object.

China wholesaler Industrial Coaxial Hydraulic CZPT Planetary Gearbox with Female Splined Shaft planetary gearbox backdrive
editor by CX 2023-11-21

China manufacturer High Efficiency Big Torque Internal Splined Shaft Planetary Gear Speed Reducers, Gearmotor, Gearboxes with Foot gearbox and motor

Product Description

Planetary Series High Power Gear Box

Housing is made of cast iron,which improve its rigidity and anti-vibration.

Sun and plant gears are processed by cementite and hardening,gears are processes by grinding,which improve the efficiency and lifetime of the gearbox.

Input mode:coaxial input,helical gear input,bevel-helical gear input.

Output mode:internal involute spline,hollow shaft with shrink disk,external involute spline,solid shaft with flat key.

Mounting mode:Horizonal vertical,torque-arm.
P series sizes 9~34 transmission stage:2~3 ratio:25~4000
Ratio will be larger in combination with H,R,K series.

RFQ
Q:Are you trading company or manufacturer?
A: We are manufacturer with over 20 years’ experience.

Q: How long is your delivery time?
A: Generally it is within 10 days if the goods are in stock, for goods produced as per order, it is within 35 days after confirmation of order.

Q: How long should I wait for the feedback after I send the enquiry?
A: Normally within 12 hours.

Q: What information should I give you to confirm the product?
A: Model/Size, Transmission Ratio, Speed, Shaft directions & Order quantity etc.

Q: Hong long is your product warranty?
A: We offer 12 months warranty from departure date of the goods.

Q: What is your payment terms? T/T 100% in advance for amount less than USD10000.-, 30% T/T in advance , balance before shipment for amount above USD10000.

If you have any other questions, please feel free to contact us below:

HOW TO CONTACT US?
Send your Inquiry Details in the Below, click “Send” Now!

Application:	Motor, Machinery, Agricultural Machinery
Function:	Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout:	P
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Step:	Four-Step

Customization:	Available \| Customized Request

planetary gearbox

Challenges in Achieving High Gear Ratios with Compactness in Planetary Gearboxes

Designing planetary gearboxes with high gear ratios while maintaining a compact form factor poses several challenges due to the intricate arrangement of gears and the need to balance various factors:

Space Constraints: Increasing the gear ratio typically requires adding more planetary stages, resulting in additional gears and components. However, limited available space can make it challenging to fit these additional components without compromising the compactness of the gearbox.

Efficiency: As the number of planetary stages increases to achieve higher gear ratios, there can be a trade-off in terms of efficiency. Additional gear meshings and friction losses can lead to decreased overall efficiency, impacting the gearbox’s performance.

Load Distribution: The distribution of loads across multiple stages becomes critical when designing high gear ratio planetary gearboxes. Proper load distribution ensures that each stage shares the load proportionally, preventing premature wear and ensuring reliable operation.

Bearing Arrangement: Accommodating multiple stages of planetary gears requires an effective bearing arrangement to support the rotating components. Improper bearing selection or arrangement can lead to increased friction, reduced efficiency, and potential failures.

Manufacturing Tolerances: Achieving high gear ratios demands tight manufacturing tolerances to ensure accurate gear tooth profiles and precise gear meshing. Any deviations can result in noise, vibration, and reduced performance.

Lubrication: Adequate lubrication becomes crucial in maintaining smooth operation and reducing friction as gear ratios increase. However, proper lubrication distribution across multiple stages can be challenging, impacting efficiency and longevity.

Noise and Vibration: The complexity of high gear ratio planetary gearboxes can lead to increased noise and vibration levels due to the higher number of gear meshing interactions. Managing noise and vibration becomes essential for ensuring acceptable performance and user comfort.

To address these challenges, engineers employ advanced design techniques, high-precision manufacturing processes, specialized materials, innovative bearing arrangements, and optimized lubrication strategies. Achieving the right balance between high gear ratios and compactness involves careful consideration of these factors to ensure the gearbox’s reliability, efficiency, and performance.

planetary gearbox

Maintenance Practices to Extend the Lifespan of Planetary Gearboxes

Proper maintenance is essential for ensuring the longevity and optimal performance of planetary gearboxes. Here are specific maintenance practices that can help extend the lifespan of planetary gearboxes:

1. Regular Inspections: Implement a schedule for routine visual inspections of the gearbox. Look for signs of wear, damage, oil leaks, and any abnormal conditions. Early detection of issues can prevent more significant problems.

2. Lubrication: Adequate lubrication is crucial for reducing friction and wear between gearbox components. Follow the manufacturer’s recommendations for lubricant type, viscosity, and change intervals. Ensure that the gearbox is properly lubricated to prevent premature wear.

3. Proper Installation: Ensure the gearbox is installed correctly, following the manufacturer’s guidelines and specifications. Proper alignment, torque settings, and clearances are critical to prevent misalignment-related wear and other issues.

4. Load Monitoring: Avoid overloading the gearbox beyond its designed capacity. Excessive loads can accelerate wear and reduce the gearbox’s lifespan. Regularly monitor the load conditions and ensure they are within the gearbox’s rated capacity.

5. Temperature Control: Maintain the operating temperature within the recommended range. Excessive heat can lead to accelerated wear and lubricant breakdown. Adequate ventilation and cooling measures may be necessary in high-temperature environments.

6. Seal and Gasket Inspection: Regularly check seals and gaskets for signs of leakage. Damaged seals can lead to lubricant loss and contamination, which can cause premature wear and gear damage.

7. Vibration Analysis: Use vibration analysis techniques to detect early signs of misalignment, imbalance, or other mechanical issues. Monitoring vibration levels can help identify problems before they lead to serious damage.

8. Preventive Maintenance: Establish a preventive maintenance program based on the gearbox’s operational conditions and usage. Perform scheduled maintenance tasks such as gear inspections, lubricant changes, and component replacements as needed.

9. Training and Documentation: Ensure that maintenance personnel are trained in proper gearbox maintenance procedures. Keep comprehensive records of maintenance activities, inspections, and repairs to track the gearbox’s condition and history.

10. Consult Manufacturer Guidelines: Always refer to the manufacturer’s maintenance and servicing guidelines specific to the gearbox model and application. Following these guidelines will help maintain warranty coverage and ensure best practices are followed.

By adhering to these maintenance practices, you can significantly extend the lifespan of your planetary gearbox, minimize downtime, and ensure reliable performance for your industrial machinery or application.

planetary gearbox

Advantages of Planetary Gearboxes Compared to Other Gearbox Configurations

Compact Size: Planetary gearboxes are known for their compact and space-efficient design. The arrangement of multiple gears within a single housing allows for high gear reduction ratios without significantly increasing the size of the gearbox.
High Torque Density: Due to their compact design, planetary gearboxes offer high torque density, meaning they can transmit a significant amount of torque relative to their size. This makes them ideal for applications where space is limited, but high torque is required.
Efficiency: Planetary gearboxes can achieve high efficiency levels, especially when properly lubricated and well-designed. The arrangement of multiple meshing gears allows for load distribution, reducing individual gear tooth stresses and minimizing losses due to friction.
Multiple Gear Stages: Planetary gearboxes can be designed with multiple stages, allowing for higher gear reduction ratios. This is particularly advantageous when precise control of output speed and torque is required.
High Gear Ratios: Planetary gearboxes can achieve high gear reduction ratios in a single stage, eliminating the need for multiple external gears. This simplifies the overall design and reduces the number of components.
Load Sharing: The multiple gear meshing arrangements in planetary gearboxes distribute loads evenly across multiple gears, reducing the stress on individual components and enhancing overall durability.
High Precision: Planetary gearboxes offer high precision and accuracy in gear meshing, making them suitable for applications that demand precise motion control.
Quiet Operation: The design of planetary gearboxes often leads to smoother and quieter operation compared to some other gearbox configurations, contributing to improved user experience.

China manufacturer High Efficiency Big Torque Internal Splined Shaft Planetary Gear Speed Reducers, Gearmotor, Gearboxes with Foot gearbox and motor
editor by CX 2023-11-14

China manufacturer Cheap Price K Series Helical Bevel 90 Degree Shaft Angle Gearbox with Great quality

Product Description

HUAKE Hot Selling KA series gear box reducer geared motor reductor made in china

K series product performance

High transmission efficiency, low energy consumption and superior performance. High rigidity cast iron box with ribs; hard-toothed gears are made of high-quality alloy steel, the surface is carburized and quenched and hardened, and the teeth are finely machined, with stable transmission, low noise, large bearing capacity, low temperature rise and long service life.

Product Parameters

Brand Name	HUAKE
Product Name	K Helical-bevel gear units
Material	Steel or cast iron
Weight	11Kg-1700Kg
Color	Customizable
Heat treatment	Carburising,Quenching,Gear Grinding
Advantage	1.K series spiral bevel gear reducer with small vibration, low noise, energy saving. 2.Selection of high quality steel material, steel cast iron box, gear surface after high frequency heat treatment.

Product Description

K series spiral bevel gear reducer has strong versatility, convenient use and maintenance, and low maintenance cost. Especially in
the production line, only a few internal transmission parts are needed to ensure the maintenance and maintenance of the normal
production of the whole line. Due to the modular design principle of the unit structure, the types and inventory of parts and
components are greatly reduced, and the delivery cycle is also greatly shortened. High transmission efficiency, low energy
consumption and superior performance. High-rigidity cast iron box with ribs; hard-tooth surface gears are made of alloy steel, the
surface is carburized and quenched and hardened, and the teeth are ground and finished, with stable transmission, low noise, large
bearing capacity, low temperature rise and long service life. In addition, this series of products adopts a new type of sealing
device, which has good protection performance and strong environmental adaptability, and can work continuously in harsh
environments such as corrosion and humidity. Guzuo Ben series products are widely used in light industry, food, beer and beverage,
chemical industry, escalator, automatic storage equipment, building materials machinery, iron and steel metallurgy, environmental
protection, power plants, coal, mining, paper, wood-based panels, automobiles, ports (airport, wharf) and other fields. K series
spiral bevel gear reducer model classification:

Hardness:	Hardened Tooth Surface
Installation:	90 Degree
Layout:	Expansion
Gear Shape:	Bevel Gear
Step:	Single-Step
Type:	Gear Reducer

Samples:	US$ 1000/Piece 1 Piece(Min.Order) \| Request Sample

planetarygearbox

What is a Planetary Gearbox?

A planetary gearbox is a mechanical device in which the teeth of a planet mesh with the teeth of its sun or ring. The number of teeth and the spacing of planets will determine whether the teeth mesh correctly. In this article, we will learn more about planetary gearboxes. Besides understanding their working, you can also learn how to design your own. Here are some examples:

planetary gearboxes

If your car has an automatic transmission, then a planetary gearbox is the type you have. It is possible to find out if you have this type of gearbox by consulting the owner’s manual, calling the service department of your car’s manufacturer, or conducting a search using your favorite search engine. However, planetary gears are more complex and have many more components than standard gearboxes. The following information will explain more about this type of gearbox.
Planetary gearboxes use three different gear types to transmit torque. The sun gear sits in the center of the gear assembly, while the other gears rotate around it. A carrier connects the two gears, and is designed to set the spacing between them. When the gears are rotated, the carrier will spin, enabling the entire assembly to work together. The carrier also incorporates the output shaft. For this gearbox to work effectively, it must meet the application’s requirements.
There are three main types of planetary gearboxes: the basic model is highly efficient and transmits 97% of the power input. The earliest models are not complex, but they do have some key differences. Some of these differences make them ideal for various applications. For example, a planetary gearbox can operate in alternating and continuous operation, with the output support having internal grooving. Some designs have more than one output shaft, allowing the user to choose the configuration and torque that is best for their application.
One of the main differences between a planetary gearbox and a conventional one is the way the planetary parts move. A planetary gearbox may have multiple axes for increased torque. A planetary gearbox can provide a torque up to 113,000 N.m. by rotating its maximum teeth simultaneously. They are the ideal choice for space-constrained applications. For instance, a car with small spaces can install one with ease.
A planetary gearbox’s gear ratio is determined by the ratio of the sun gear to the ring gear. The number of teeth on the sun gear is a way to adjust the gear ratio. Smaller sun gears result in larger planetary gear ratios, while larger ones cause a decrease in torque. The ratio between planetary gears ranges from 3:1 to 10:1, with the lowest ratio being three. The greatest possible ratio is 10:1.
A planetary gearbox has many benefits. The compact design makes them a more efficient choice for small motors and is advantageous for servo functions. Planetary gearboxes have low inertia, which is an important factor, especially in servo applications, since the inertia of the gearbox adds to the motor’s load inertia. The planetary gearboxes are typically lubricated with grease or oil, so you don’t need to worry about re-lubrication or maintenance.

planetary gearboxes with output shaft

The advantages of planetary gearboxes are numerous. They are widely used in many applications, from automobiles to medical equipment, goods & personnel lifts to machine tools. They are also used in derrick & dockyard cranes and slewing drives. These gearboxes are available in various sizes and shapes, ranging from small to extremely large. There are many different types, and each is designed to suit its intended use.
The LP generation 3 gearhead series combines maximum quality with economic precision in a low-backlash planetary gearbox. The output shaft version is especially suited for high-speed, highly dynamic cyclic operation. Another version is the SP+ HIGH SPEED. The SP+ high-speed version is designed to achieve maximum speeds while in continuous operation. If you need a planetary gearbox with an output shaft, look no further. It is the best choice for many applications.
As the name suggests, a planetary gearbox incorporates planetary parts and an output shaft. The outer gears (also called the planetary gears) are connected by a carrier to the output shaft. The carrier is then connected to the output shaft by a ring. There are two or more planetary gears inside the planetary gearbox. Each gear is connected to a carrier, which is connected to the output shaft.
An epicyclic planetary gear train can be assembled so that the planet gear rolls around the sun gear. In the wheel drive planetary gearbox, the planetary gears are grouped over the housing to optimize the size and weight of the system. The planetary gear train can handle torques as high as 332,000 N.m., with the ring gear being fixed while the sun gear is movable.
Another advantage of a planetary gearbox is that it uses many teeth at once. This allows for high speed reduction and high torque transmission, and it is extremely compact. Planetary gearboxes with output shaft are ideal for space-constrained applications. Their compact size and minimal weight make them a popular choice in many industries. They are also known as epicyclic gears and are used in many different types of machines.
A planetary gearbox can have three components. A central sun gear, an outer ring known as the inner gear, and an output shaft. These three components are linked by a carrier. The carrier rotates so that the input and output gears are in sync. They also have a standard gap between the gears. The carrier also acts as the output shaft. They can be used to create small machines, such as a bicycle acceleration hub.
planetarygearbox

planetary gearboxes with integer number of teeth

When designing a planetary gearbox, one must determine the amount of tooth count. This figure is known as the mesh load factor Kg, and is based on the normal tooth forces that are generated in each mesh. The number of planets, the error in the gear design, and the rigidity of the housing all affect Kg. Depending on the type of application, Kg can be calculated by using different standards.
In a typical planetary gearbox, the ratio is an integer number, and the lowest is 3:1. At a ratio of 10, the sun gear is too large and the sun wheel is too low to provide a sufficient amount of torque. In most cases, the ratio is an integer value, and the teeth are evenly spaced. The gear mesh is then balanced to grade 2. The carrier is measured three-dimensionally to detect the accuracy of the planet pin hole in the carrier.
In the simplest case, each planetary gear mesh produces a dynamic signal at its mesh frequency. These signals can cancel or reinforce in various ways. A helix angle, however, introduces axial forces into the gear mesh, which can be cancelled or reinforced in the same way as torques. As the helix angle is an integer number, this planetary gear model does not necessarily require infinite precision.
The resulting motion period is measured in rotational angles. This figure can be used to determine fault diagnosis and calculate the minimum data length required. It can also be used to calculate the kinematic motion of a faulty planet gear tooth. It is important to note that fault-mesh motion is not instantaneous, and therefore, it requires a sufficient amount of time to fully mesh a faulty planet gear.
The load-share factor is similar to that of spur and helical gearboxes, and can be used to calculate dynamic load sharing. When the load share factor is low, the individual gear meshes are slightly loaded. Deflections can vary, especially with high-precision gears. Therefore, the design process should incorporate the tolerance chain. This will ensure the correct ratio of gear mesh.
A planetary gearbox is a type of planetary gear system that is used in motors. It has a sun gear at the center and a set of outer gears. Each gear turns according to its axis around the sun. They are interconnected by a ring component and are connected to each other through a carrier. The carrier also includes the output shaft. And since the sun gear is centered, the mesh is standard.
As an added benefit, planetary gearboxes have sliding surfaces, which reduce noise and vibration. Despite the high-quality of planetary gearboxes, it is important to properly lubricate them to avoid wear and tear. CZPT uses CZPT. In order to make the planetary gearboxes last a long time, the lubricant is usually incorporated in the planetary gearbox.

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editor by CX 2023-11-13