- Overview
- Product Description
- Product Features
- Product Parameters
- Packaging & Shipping
- Application
- Company Profile
- After Sales Service
- FAQ
Basic Info.
Product Description
The eRob series robot joint module 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, eRob170 etc, with exquisite design and compact structure.The compact size include servo drivers , motor side absolute value encoder , output side absolute value encoder , and frameless torque motor , brake , precision harmonic reducers and other main components , which save customers hundreds of mechanical and electronic compenents selection ,design , producement ,assembly labor and time costs .
Save the manpower and time cost of selecting, designing, purchasing and assembling hundreds of mechanical and electronic devices.
This series robot joint module includes Eight core components as below, motor end absolute value encoder, multi-turn absolute encoder at output, Frameless Torque Motor, precise harmonic reducer,Torque sensor, friction brake retainer and DC drive temperature sensor.
Built-in servo driver. Communication protocols
With EtherCAT, CANopen, Modbus communication protocols.
Position,Speed, Current loop PID adjustable online.
Built-in ± 10V analog input.
Pulse and direction, I/O, RS485,
External encoder and STO interface,
All in the space of DxL=70x67mm
Built-in dual absolute encoder. Dual loop position control
19/20-bit absolute multiturn encoder for output shaft.
Repeatability up to ±7 arc seconds.
Absolute accuracy up to ±15 arc seconds.
Always have real absolute position,
and multi-turn counter when power-off.
Brake smooth and stable.
No gap; No backlash.
No need to move when power-on.
No wear and tear.
Can be used as Emergency Stop.
Product Name Rule
| Model | eRob90H | eRob110H | ||||||
| Harmonic reducer-ratio | SHG 20-50 | SHG 20-80 | SHG 20-100 | SHG 25-50 | SHG 25-80 | SHG 25-100 | SHG 25-120 | |
| Start-stop peak torque(N.m) | 73 | 96 | 107 | 127 | 178 | 204 | 217 | |
| Rated torque(N.m) | 33 | 44 | 52 | 51 | 82 | 87 | 87 | |
| Momentary allowable maximum torque(N.m) | 127 | 165 | 191 | 242 | 332 | 369 | 395 | |
| Peak speed of output(RPM) | 60 | 37.5 | 30 | 40 | 25 | 20 | 16.7 | |
| Motor power(W) | 300 | 750 | ||||||
| Rated current(A) | 6.7 | 18.6 | ||||||
| Peak current(A) | 20.1 | 61 | ||||||
| Without brake model | Inertia of rotor(g*mm²) | 139057 | 277434 | |||||
| Outer diameter x length (mm) | 90x98.9 | 110x115.2 | ||||||
| Weight(kg) | 1.98 | 2.88 | ||||||
| With brake model | Inertia of rotor(g*mm²) | 147025 | 285402 | |||||
| Outer diameter x length (mm) | 90x98.9 | 110x115.2 | ||||||
| Weight(kg) | 2.1 | 3.0 | ||||||
| Common parameter | Power supply voltage: 48V (±10%), through hole diameter: 18mm, IP class: IP54, brake type: friction damping brake | |||||||
| Optional assembly configuration | Communication mode: EtherCAT/CANopen/Modbus, output encoder resolution: 19/20Bit, repeat/absolute positioning accuracy: ±7/±15 arcseconds or ±10/±25 arcseconds | |||||||
Packaging list
1. eRob joint module*12.48V power connector (2Pin)*2
3.CANopen connector and wiring (3 Pin)*2
4.EtherCAT connector and wiring (4Pin)*2
5.I/O connector and wiring (12Pin)-Optional
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).
Usally,ship by express , delivery time 5-7working days .
This kind of robot joint modules could be used for Motion Control Scheme for Exoskeleton Robot, Medical Devices Gastrointestinal Endoscopic, Medical rehabilitation robot, Bigdog, Industrial robot arm, welding robot etc.
Zhengzhou Defy Mechanical&Electrical Equipment Co., Ltd is a professional manufacturer of Robotic Joint Module. Our factory dedicates to the research of harmonic reducer and robot joint motor since 2010s, more than 10 years' experience makes our product quality rank in the leading position in China. With an annual output of 10, 000 sets of various products for the market, with high precision and stable Performance, our robotic joint modules are welcomed by customers from India, Thailand, lran, South Korea, Russian Federation, Sweden, Ireland, Poland, USA, Canada, France and so on.
1. We accept small order of robot joint modules;
2. Sample order of robot joint modules delivery time is in 10 days, mass quantity order lead time is 7-15 days;
3. We can accept payment via paypal, T/T and L/C;
4.Quality assurance of our robot joint modules is 1 year, and we can provide you professional technical support;
5. We provide free software wand training how to use the robot joint modules. Engineers are available for technical support.
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, Paypal, West Union and L/C.