China Powerful High Torque Precision Planetary Electric Gearbox LE

Product Description

Factory Supply Spur planetary reducer gearbox

Product name Precision Planetary Gearbox
Max.output torque 140 N.M
Rated input speed 4,000 rpm
Ratio 20
Backlash  3 arcmin

Product Range 

PBMD90 L2 2 STAGE 3&5 arcmin Planetary gearbox with low backlash and high precision   
Please choose the right series according to your applications.:

STAGE VALUE 2 stage
Gear ratio i 15 16 20 25 30 35 40 50 60 70 80 100
Rated output torque
(1000 times is allowed in gear box)
T 2N Nm 130 140 140 160 150 140 120 160 150 140 200 100
In.lb 1151 1239 1239 1416 1328 1239 1062 1416 1328 1239 1770 885
T 2NOt Nm 3xNOM.Output/ 3 times rated output torque
In.lb
Rated input RPM (T2N, 20ºC environment temperature) b N 1n rpm 4000 4000 4000 4000 4000 4000 4000 4000 4000 4000 4000 4000
Max. Input RPM N 1max rpm 8000 8000 8000 8000 8000 8000 8000 8000 8000 8000 8000 8000
Max.backlash J t arcmin PBMD90≤5 ARCMIN  PBMD*90≤3 ARCMIN  Bespoke ≤1 ARCMIN
No load torque
(nt=3000rmp,gear box 20ºC
T 012 Nm 0.8 0.8 0.6 0.6 0.5 0.4 0.4 0.3 0.3 0.3 0.3 0.3
In.lb 7.1 7.1 5.3 5.3 4.4 3.5 3.5 2.7 2.7 2.7 2.7 2.7
Torsional stiffness C t21 Nm/
arcmin
10
In.lb/
arcmin
89
Max.radical force F 2AMAX N 3500
ibf 787.5
Max.axial force F 3RMAX N 1400
ibf 315
Max.side force M 2KMAX Nm 236
In.lb 2089
Work life L h hr  ≥20000
Fully loaded efficiency η % 94
Environment temperature ºC 15 to 40
F 5 to 104
Allowable highest temperature
of shell
ºC +90
F 194
Lubrication   Life Lubrication
Rotation direction   Input/output with same direction
Protection class   IP65
Installation direction   Any/ any direction
Working noise
(i=10 and n1=3000rpm no-load)
Lpa        dB(A) ≤58  
Moment of inertia J1 Kg.cm² 0.47 0.47 0.47 0.47 0.47 0.47 0.47 0.44 0.44 0.44 0.44 0.44
10-3in.lb.s2 0.41 0.41 0.41 0.41 0.41 0.41 0.41 0.38 0.38 0.38 0.38 0.38

Product Description.: 

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.

PBMD ( picture example: i=4 )
Suitable for periodic work system ( ED≤60% )

                                 Max. Input RPM (min-1)

PBMD*HIGH PRECISION  ( picture example: i=4 )
Suitable for periodic work system ( ED≤60% )
                             Max. Input RPM (min-1)

Hot Products.:   

 

Main Features:

1. High rigidity: Carburizing, carbon nitrogen co-carburizing, brilliant quenching heat treatment, the advantages of high productivity, good quenching.
2. High precision: Adopt advanced equipment,strictly controlled in quality and technology.
3. High torque:
(1) Front shell and tooth ring adopt integral design 
(2) Integrated design of planetary frame and output shaft 
(3) Bearing long span design, ensure the output load capacity 
(4) Full needle rolling, increase contact surface 
(5) Modular design of motor connection plate  
4. Low noise:
The helical tooth surface is modified for tooth shape and lead to reduce the impact and noise of gear on the input and output,
then increase gear service life greatly. 

OUR ADVANTAGE

Design & technology
We design and technology
1. The gear transmission interface adopots full needle roller bearings without cage,
increading the contact area to improve the rigidity of the structure and the output torque.

2. The planet carrier and the output shaft adopts an integrated structure design to
improve the compactness of the structurer while ensuring the maximum torsional rigidity.

3. Using synthetic lubricating grease and adopting the sealing design of IP65 protection grade,
the lubricating oil does not leak and is maintenance-free.

4. By trimming the tooth profile and lead of the screw tooth surface to reduce the impact and noise of the gear in and out,
make the gear meshing process more stable and increase the service life of gear system. 

5. The reducer adopts helical gear design,and its tooth profile meshing ratio is more than twice that of ordinary spur gears.
It has the characteristics of smooth running,low noise,high output torque and low backlash. 

Why Choose Us:  
a. Factory Prices 
b.Guaranteed Quality 
c.Professional Service 

Technical services:

  • According to the relevant parameters provided by the customer, the CZPT engineering software is used to create the motion load curve diagram of the mechanism equipment to obtain the corresponding parameters and derive the motion load curve. Intuitively display important parameters and load indexes in the transmission system to help customers carry out reasonable structural design.
  • SIGRINER provides a motor database from 500 servo motor manufacturers worldwide

Customer training:
We are honored to provide you with our applied computing and transmission design expertise. We can provide relevant training according to your needs. Please contact our engineer. 
  
Technical testing center    

Features of CZPT Precision planetary gearbox

  • Very high power density, torque increased by 40%
  • Easy motor installation, optional installation with length compensation
  • Flexible installation, the gearbox can be installed vertically, horizontally, and up or down together with the driven shaft
  • Very high positioning accuracy, return clearance is less than arc minutes
  • Through helical gear meshing, the operation is stable, and the running noise is less than 50dB-A
  • The world’s leading life expectancy, and the raw materials and mechanism of the seal ring have been optimized

Applications.:  

PBM (standard)
Cycle Applications (ED≤60%)
High dynamic applications
High positioning accuracy
Reverse operation
PBMD*HIGH PERCISION
Application of continuous operation (ED≤60%)
High rated speed
Temperature-sensitive applications
High quality control transmission

Technical data
                            PBMD              PBMD*HIGH PRECISION
Size                           90                           90
I                            3-100                         3-100  
Jt standard ( arcmin )          ≤3,≤5                           ≤1
T2B (NM)                    4500                         3600  
N1Max(rpm)                 6000                         8000  

Products Drawing

   1. Max. 14 Fasten hub diameter 

    2. Max. 19  Fasten hub diameter 
    3. Max. 19  Fasten hub diameter  

Industry application

  • We provide fast supply and strong support all over the world through a complete sales and service network
  • With years of rich experience, our authoritative experts provide market-leading consulting services for various industrial sectors 
  • Robotics, automation and manipulator technology
  • A variety of servo gearboxes and mechanical transmission systems, from economical to high-end models; can be applied to various robots and their auxiliary axes, such as transmission shafts and station control devices 
  • Printing machine
  • Innovative gearbox ensures stability, synchronization accuracy and long-term accuracy even at high speeds
    The perfect solution for high-quality printing processes and other continuous duty applications
    Option: integrated sensor for monitoring paper tension and similar parameters  
  • Machine tools and manufacturing systems
  • High precision, stable operation and high efficiency are all derived from stable, zero backlash and high rigidity mechanical system solutions, such as the application of products on feed, rotation and auxiliary axes 
  • Food and packaging machinery
  • A series of gearboxes specially designed for various shafts used in the field of packaging technology (including gearboxes with anti-corrosion design)-can maximize work efficiency, mechanical flexibility and cycle speed 
  • Textile machine  
  • Automatic cHangZhou production line


Our Services.:

1) Competitive price and good quality

2) Used for transmission systems.

3) Excellent performance, long using life
4) Prompt response on receiving Inquiries or any other messages from customers
5) only standard planetary gearbox supplied

Delivery and shipping: We provide CZPT shipping, international express and air transportation to deliver your products to you.
(*Arrival time will vary depending on destination country policy and traffic condition.)

Serving: All products have a one-year warranty and online technical support. 

FAQ

Q: Are you trading company or manufacturer?

A: We are group company with large range of products and production bases, also do trading company business with more than 20 years export experiences.

Q:What’s the MOQ?

A: 1 or 2pcs is available.

Q: How long is your delivery time?

A: 3-5 days via DHL, TNT, UPS, FEDEX. Ocean shipping is based on different countries.

Packaging & Delivery

packaged in Carton with foam inside or as per customer’s requirements (Standard export canton) 
Lead Time:

Quantity(Pieces) 1 – 10 >10
Est. Time(days) 10 To be negotiated

 

The Basics of a Planetary Gearbox

The basic model of a planetary gearbox is a highly efficient transmission that transmits nearly 90 percent of the power it receives. The basic planetary gearbox comes in 3 basic types: Inline, Helical, and Spur. Below, we will discuss the differences between each of them and which 1 is better for your needs. A planetary gearbox is an important part of any engine and may be the perfect choice for your vehicle.
planetarygearbox

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 2 parts: a sun gear (also called the central or input gear), and 2 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 3 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 3 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 5 to 8 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 Powerful High Torque Precision Planetary Electric Gearbox LE  China Powerful High Torque Precision Planetary Electric Gearbox LE

Planetary Gearbox

As one of the leading planetary gearbox manufacturers, suppliers, and exporters of mechanical products, We offer planetary gearbox and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of the planetary gearbox.

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