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 70
Backlash  5  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. 
   

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

 

Benefits of a Planetary Gearbox With Output Shaft

The output shaft of a Planetary Gearbox connects to the driven wheels, while the input shaft comes from the engine. These gears are interlinked and create a wide range of gear reductions, which are necessary to get a vehicle rolling comfortably. Gear reductions are the place where the various “gears” are located. Here are some examples. They can help you determine what you need for your vehicle. You might also want to learn about planetary gears.
planetarygearbox

Planetary gearboxes

Modern cars are most likely equipped with planetary gearboxes. If you’re unsure if your vehicle uses planetary gears, you should first consult your car’s owner’s manual. If not, contact your dealership’s service department for more information. Otherwise, you can do a quick search on the internet to find out whether your car has a planetary gearbox. These gearboxes are generally more complex than ordinary gears. Additionally, they are equipped with more parts and require lubrication.
In addition to their low noise levels, planetary gearboxes are also remarkably efficient at transmission. These features make them ideal for applications requiring high torque and small footprints. Unfortunately, there are many different types of planetary gearboxes on the market, making it difficult to find the right one. The following article will give you some guidelines to help you choose the right planetary gearbox for your needs. Let’s take a look!

Planetary gears

A planetary gearbox has 2 main components: the sun gear (also known as the central or input) and the planet gears (also known as outer or peripheral). These gears are connected together by a carrier to the output shaft of the machine. In some applications, it is necessary to use a planetary gearbox with lubrication to prevent wear and tear. A planetary gearbox also has a small ring gear that helps hold the planet gears together.
The main advantage of a planetary gearbox is that it uses several teeth that engage at once, allowing for high-speed reduction with a small number of gears. Because the gears are relatively small, they have lower inertia than their larger counterparts. Planetary gearboxes are compact, which makes them popular for space-constrained applications. Because of their compact size and efficiency, planetary gearboxes are also commonly used in motor vehicles.

Planetary gearboxes with output shaft

For high-speed, dynamic applications, planetary gearbox units with output shaft provide the optimal solution. Thanks to their low inertia, these gearheads deliver superior performance in many industrial applications. Additionally, their wide range of variants allows users to select the perfect product for their application. This article examines some of the key benefits of planetary gearboxes with output shaft. Read on to learn more.
The planetary gearbox has 2 major components: a sun gear and planet gears. The sun gear is usually the input gear, while the planet gears are located at the outer edges of the system casing. Planet gears are held together by a carrier that is connected to the output shaft. Before choosing a particular gearbox for your application, make sure that you check the specific requirements and the environment to which the unit will be subjected.
A planetary gearbox has less stages of gears, and thus lower backlash compared to spur gearboxes. Backlash is lost motion that occurs when the teeth of the gears are out of perfect alignment. This problem is common in all gears, but is significantly less in planetary gearboxes. As such, planetary gearboxes are more efficient. They can also be customized according to the specific engine model and motor flange.
planetarygearbox

Planetary gearboxes with carrier

A planetary gearbox is a type of gearbox with 3 or more stages. They have a sun gear, which is usually the input gear, and planet gears, also called the outer gears. The carrier that connects the planet gears to the output shaft is called a ring gear. A planetary gearbox is generally designed to meet specific application and environmental requirements, but there are some factors to consider when choosing one.
The compact footprint of planetary gear sets results in high heat dissipation. This can be a problem in applications with sustained performance or high speeds. As a result, planetary gear sets often include lubricants, which present a cooling effect while also reducing noise and vibration. Some planetary gears even feature a carrier to make the installation process easier. Here are some things to keep in mind when choosing a planetary gear set.
Planetary gearboxes with carrier have several advantages over other types of gearboxes. Unlike conventional gearboxes, planetary gears have a common central shaft, and the tangential forces between the gears cancel out at the center of the ring gear. Because of this, planetary gearboxes are commonly used in input/output applications, and their compact size allows for a wide range of gear reductions. These gears can also produce higher torque density.

Planetary gearboxes with traction

Planetary gears are similar to the planetary system, in that each pinion rotates around a sun gear. The output of the planetary gear unit is lower than the drive rotation speed, but the torque is higher. As the number of planet gear wheels increases, so does the torque. Planetary gear systems contain 3 to 4 planet gears, and each is in constant mesh with the others. Power applied to any 1 member rotates the entire assembly.
Typical applications for planetary gear sets include high-precision motion control. In these applications, high torque, torsional stiffness, and low backlash are required. Planetary gear sets are also ideal for motors with higher speeds. A number of factors contribute to the reliability of these devices. The low backlash and large torque capacity of a planetary gear motor allow them to be used in a wide range of applications.

Planetary gearboxes with electric motors

If you’re in the market for a new gearbox, you may have already heard about planetary gearboxes. The planetary gearbox is a high-efficiency, low-noise gearbox. CZPT manufactures high-torque planetary gearboxes with low backlash. They also make economy planetary gearboxes for lower loads. However, with so many different types available, choosing the right 1 for your needs can be challenging.
These planetary gearboxes are a compact alternative to conventional pinion-and-gear reducers. They offer high-speed reduction and high torque transfer, and are often used for space-constrained applications. But before you can understand how they work, you’ll need to understand a little about their construction. There are a few things to look for that you may not have noticed before.
The most common type of planetary gearbox is a PM81/LN. It features a set of DC brush motors with diameter 77mm, a stator, and 2 or more outer gears. Each of these gears is connected to an output shaft through a carrier. They can also be used with brakes, encoders, or a clutch. A planetary gearbox is 1 of the most reliable gearbox types on the market.

Planetary gearboxes with hydraulic motors

A planetary gearbox is a combination of 2 gears, the sun and the planets. The sun gear rotates at high speed, while the planets roll around and orbit around the ring gear. The output shaft has the same direction of rotation as the input shaft. The benefits of a planetary gearbox include high reduction ratios, efficiency, space-saving compactness, and higher overload capacity. These gears are also more stable and compact, and they do not suffer from self-locking properties.
Planetary gearboxes are a highly efficient way to power hydraulic lifts. They can be input via electric, hydraulic, or air motors. The drive arrangement can be mounted on a bare shaft, splined shaft, or a parallel keyed input shaft. Depending on the application, bespoke gearboxes can be manufactured with a variety of features and functions.
planetarygearbox

Planetary gearboxes with combustion engines

There are many different applications of planetary gear sets. The most common is the distribution of power between 2 wheels in a car’s drive axle. Four-wheel drives use 2 axle differentials, which are further augmented by a centre differential. Hybrid electric vehicles use summation gearboxes to distribute power from the combustion engine to the wheels and to an electric motor. Planetary gear sets also combine the 2 different types of motors to form 1 hybrid vehicle.
To understand how planetary gear sets work, it is important to understand the underlying mechanical principles. For example, Fig. 4.6 shows a stick diagram illustrating 2 planetary gear sets connected by a lever. The 2 levers are the same length, so the system is analogous to a single lever. When calculating the torque, it is essential to consider the lever diagram. Similarly, if 2 gear sets are connected by vertical links, the horizontal links must be horizontal.

China High-quality Industrial Gear Box LE    China High-quality Industrial Gear Box LE