China Canopen interface brushless motor large torque erob110 harmonic ace robotic arm joints gearbox assembly

Warranty: 1 year
Model Number: eRob110-25-80
Usage: Robotic arms
Type: Brushless Motor
Torque: 51NM
Construction: Permanent Magnet
Commutation: Brushless
Protect Feature: Waterproof
Speed(RPM): 40RPM
Continuous Current(A): 20A
Efficiency: IE 2
Product name: robotic arm joints
Harmonic reducer-ratio: 20-80
Start-stop CZPT torque: 178NM
Rated torque: 82NM
Momentary allowable maximum torque: 332NM
Peak speed of output: 25RPM
Motor power: 750W
750W: 48V(±10%)
Rated current: 20A
Peak current: 40A
Packaging Details: Carton with foam inside the box to protect robot joint module servo motor.PE foam and carton for harmonics drive gear box servo actuator robot joint module servo motor. PE foam, carton, packing strap and plastic wrap for harmonics drive gear box servo actuator robot joint module servo motor.

Canopen interface brushless motor large torque erob110 harmonic ace robotic arm jointsThis eRob series robot joint modules is a standardized joint module product based on our own servo drives and absolute encoders based on years of experience in serving customers, making robot development easier, faster, safer.

This eRob series robot joint modules include eRob70, eRob80, eRob90, eRob110, eRob142, etc., with exquisite design and compact structure. The compact size includes servo drivers, motor side absolute value encoder, output side absolute value encoder, and frameless torque motors, brakes, precision harmonic reducers and other main components, which save customers hundreds of mechanical and electronic components selection, design, procurement, assembly labor and time costs.

Product Features

Quick Build Robot robot joint motor brushless
Save the manpower and time cost of selecting, designing,
purchasing and assembling hundreds of mechanical and electronic devices.

Eight Core Components
Robot joint motor brushless
It integrates abosulte encoder, multi-turn absolute encoder at putput side, products sale abs pc precision low price custom spare injection molding service thermoforming plastic molded parts for sale frameless torque motor, precision hamonic reducer, DC driver, temporature sensor, friction brake and torque sensor.

Small and Precise
robot joint motor brushless
The eRob70 model robot joint motor outer diameter is only 110mm, the OD of middle hole of which lines can pass through is 18mm. 3.3kg light weight, reduce joing weight. Effective ensure a reasonable weight ratio of the robot.

Various Specifications and Sizes
robot joint motor brushless

We have eRob70I eRob80I eRob90I
eRob110I eRob142I models with differet sizes as in photos.

Support Multiple Communication Protocols
robot joint motor brushless
With EtherCAT, CANopen communication, open position loop, speed loop, current loop data and PID real-time adjustment, suitable for dynamic load and variable inertia robot applications.

Bulit-in Dual Absolute Value Encoder, Full Closed Loop Control
robot joint motor brushless
19-bit absolute encoder at the output, repeat positioning accuracy up to ±10 arcseconds, absolute positioning accuracy up to ±45 arcseconds, single-turn and multi-turn power-off positions can be memorized, fully closed-loop control, no wear accuracy.

Product Parameter

Harmonic reducer-ratio25-5025-8025-10025-12025-160
Start-stop CZPT torque(N.m)98/127137/178157/204167/217176/229
Rated torque(N.m)39/5163/8267/8767/8767/87
Momentary allowable maximum torque(N.m)186/242255/332284/369304/395314/408
Peak speed of output(RPM)40252016.712.5
Motor power(W)750
Supply voltage(V)48(±10%)
Rated current(A)20
Peak current(A)40
Output encoder resolution19Bit
Repeat/absolute positioning accuracy±10/45Arcsec
Communication busEtherCAT/CANopen
Outer diameter x length x through hole(mm)110*127*18
Interface designFully differential interface design, strong anti-interference ability; double sets of anti-loose plugs, Super High Light Transmission Polycarbonate PC Acrylic PMMA Transparent Plastic Clear Parts Injection Tool Mold Manufacturer can be connected in series
BrakeFriction damping brake
IP levelIP54
Application This series Robot Joint Modules are mainly used for Collaborative robot, medical robot and other automation equipment.

Shipping list Shipping list of this series robot joint modules include
1pcs joint module,
2pcs 48V power connector(2pin),
2pcs CANopen connector &wiring,
2pcs EtherCAT connector&wiring(4 pin) and
1pcs I/O connector &wiring(12pin).

Our Services 1. We accept small order of Joint module;
2. Sample order of Joint module delivery time is in 9 days, mass quantity order lead time is 9-15 days;
3. We can accept payment via paypal, T/T and L/C;
4.Quality assurance of our Joint module is 1 year, and we can provide you professional technical support;
5. We provide free software wand training how to use the products. Engineers are available for technical support.
FAQ Q: Are you trading company or manufacturer?A: We are manufacturer and trading company.

Q: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality.Q: How long is your delivery time?A: Due to the complex process, production takes 8-10 working days. For customized goods, please check with us before order.

Q. How do you ship the goods and how long does it take to arrive?
A: Usually by express, like DHL, UPS, FedEx, EMS or TNT; By air and sea are also available.
Express takes 3-15 days to arrive.
Q: What is your terms of payment?A: We accept Trade Assurance Order, TT, Oem Custom Precision Cnc Plastic Injection Molding Manufacturer Pc Peek Abs Pom Plastic Injection Molded Parts gear mold Paypal, West Union and L/C.

What Is a Gearbox?

There are several factors to consider when choosing a gearbox. Backlash, for example, is a consideration, as it is the angle at which the output shaft can rotate without the input shaft moving. While this isn’t necessary in applications without load reversals, it is important for precision applications involving load reversals. Examples of these applications include automation and robotics. If backlash is a concern, you may want to look at other factors, such as the number of teeth in each gear.

Function of a gearbox

A gearbox is a mechanical unit that consists of a chain or set of gears. The gears are mounted on a shaft and are supported by rolling element bearings. These devices alter the speed or torque of the machine they are used in. Gearboxes can be used for a wide variety of applications. Here are some examples of how gearboxes function. Read on to discover more about the gears that make up a gearbox.
Regardless of the type of transmission, most gearboxes are equipped with a secondary gear and a primary one. While the gear ratios are the same for both the primary and secondary transmission, the gearboxes may differ in size and efficiency. High-performance racing cars typically employ a gearbox with two green and one blue gear. Gearboxes are often mounted in the front or rear of the engine.
The primary function of a gearbox is to transfer torque from one shaft to another. The ratio of the driving gear’s teeth to the receiving member determines how much torque is transmitted. A large gear ratio will cause the main shaft to revolve at a slower speed and have a high torque compared to its counter shaft. Conversely, a low gear ratio will allow the vehicle to turn at a lower speed and produce a lower torque.
A conventional gearbox has input and output gears. The countershaft is connected to a universal shaft. The input and output gears are arranged to match the speed and torque of each other. The gear ratio determines how fast a car can go and how much torque it can generate. Most conventional transmissions use four gear ratios, with one reverse gear. Some have two shafts and three inputs. However, if the gear ratios are high, the engine will experience a loss of torque.
In the study of gearbox performance, a large amount of data has been collected. A highly ambitious segmentation process has yielded nearly 20,000 feature vectors. These results are the most detailed and comprehensive of all the available data. This research has a dual curse – the first is the large volume of data collected for the purpose of characterization, while the second is the high dimensionality. The latter is a complication that arises when the experimental gearbox is not designed to perform well.


The main function of a gearhead is to multiply a moment of force and create a mechanical advantage. However, backlash can cause a variety of issues for the system, including impaired positioning accuracy and lowered overall performance. A zero backlash gearbox can eliminate motion losses caused by backlash and improve overall system performance. Here are some common problems associated with backlash in gearheads and how to fix them. After you understand how to fix gearbox backlash, you’ll be able to design a machine that meets your requirements.
To reduce gearbox backlash, many designers try to decrease the center distance of the gears. This eliminates space for lubrication and promotes excessive tooth mesh, which leads to premature mesh failure. To minimize gearbox backlash, a gear manufacturer may separate the two parts of the gear and adjust the mesh center distance between them. To do this, rotate one gear with respect to the fixed gear, while adjusting the other gear’s effective tooth thickness.
Several manufacturing processes may introduce errors, and reducing tooth thickness will minimize this error. Gears with bevel teeth are a prime example of this. This type of gear features a small number of teeth in comparison to its mating gear. In addition to reducing tooth thickness, bevel gears also reduce backlash. While bevel gears have fewer teeth than their mating gear, all of their backlash allowance is applied to the larger gear.
A gear’s backlash can affect the efficiency of a gearbox. In an ideal gear, the backlash is zero. But if there is too much, backlash can cause damage to the gears and cause it to malfunction. Therefore, the goal of gearbox backlash is to minimize this problem. However, this may require the use of a micrometer. To determine how much gearbox backlash you need, you can use a dial gauge or feeler gauge.
If you’ve been looking for a way to reduce backlash, a gearbox’s backlash may be the answer. However, backlash is not a revolt against the manufacturer. It is an error in motion that occurs naturally in gear systems that change direction. If it is left unaccounted for, it can lead to major gear degradation and even compromise the entire system. In this article, we’ll explain how backlash affects gears and how it affects the performance of a gearbox.


The design of gearboxes consists of a variety of factors, including the type of material used, power requirements, speed and reduction ratio, and the application for which the unit is intended. The process of designing a gearbox usually begins with a description of the machine or gearbox and its intended use. Other key parameters to consider during gearbox design include the size and weight of the gear, its overall gear ratio and number of reductions, as well as the lubrication methods used.
During the design process, the customer and supplier will participate in various design reviews. These include concept or initial design review, manufacturing design validation, critical design review, and final design review. The customer may also initiate the process by initiating a DFMEA. After receiving the initial design approval, the design will go through several iterations before the finalized design is frozen. In some cases, the customer will require a DFMEA of the gearbox.
The speed increaser gearboxes also require special design considerations. These gearboxes typically operate at high speeds, causing problems with gear dynamics. Furthermore, the high speeds of the unit increase frictional and drag forces. A proper design of this component should minimize the effect of these forces. To solve these problems, a gearbox should incorporate a brake system. In some cases, an external force may also increase frictional forces.
Various types of gear arrangements are used in gearboxes. The design of the teeth of the gears plays a significant role in defining the type of gear arrangement in the gearbox. Spur gear is an example of a gear arrangement, which has teeth that run parallel to the axis of rotation. These gears offer high gear ratios and are often used in multiple stages. So, it is possible to create a gearbox that meets the needs of your application.
The design of gearboxes is the most complex process in the engineering process. These complex devices are made of multiple types of gears and are mounted on shafts. They are supported by rolling element bearings and are used for a variety of applications. In general, a gearbox is used to reduce speed and torque and change direction. Gearboxes are commonly used in motor vehicles, but can also be found in pedal bicycles and fixed machines.


There are several major segments in the gearbox market, including industrial, mining, and automotive. Gearbox manufacturers are required to understand the application and user industries to design a gearbox that meets their specific requirements. Basic knowledge of metallurgy is necessary. Multinational companies also provide gearbox solutions for the power generation industry, shipping industry, and automotive industries. To make their products more competitive, they need to focus on product innovation, geographical expansion, and customer retention.
The CZPT Group started as a small company in 1976. Since then, it has become a global reference in mechanical transmissions. Its production range includes gears, reduction gearboxes, and geared motors. The company was the first in Italy to achieve ISO certification, and it continues to grow into one of the world’s leading manufacturers of production gearboxes. As the industry evolves, CZPT focuses on research and development to create better products.
The agriculture industry uses gearboxes to implement a variety of processes. They are used in tractors, pumps, and agricultural machinery. The automotive industry uses gears in automobiles, but they are also found in mining and tea processing machinery. Industrial gearboxes also play an important role in feed and speed drives. The gearbox industry has a diverse portfolio of manufacturers and suppliers. Here are some examples of gearboxes:
Gearboxes are complex pieces of equipment. They must be used properly to optimize efficiency and extend their lifespan. Manufacturers employ advanced technology and strict quality control processes to ensure their products meet the highest standards. In addition to manufacturing precision and reliability, gearbox manufacturers ensure that their products are safe for use in the production of industrial machinery. They are also used in office machines and medical equipment. However, the automotive gearbox market is becoming increasingly competitive.

China Canopen interface brushless motor large torque erob110 harmonic ace robotic arm joints     gearbox assembly	China Canopen interface brushless motor large torque erob110 harmonic ace robotic arm joints     gearbox assembly
editor by czh2023-02-15