Basic Info.
Operating Speed
Low Speed
Casing Protection
Protection Type
Structure and Working Principle
Brushless
Type
DC Motor + Drive + Encoder+Harmonic Reducer
Product Name
70mm Size Hollow Robotic Joint Motor
Reduction Ratio of Reducer
80
Start-Stop Peak Torque
30nm
Momentary Allowable Maximum Torque
61nm
Peak Speed of Output
37.5rpm
Communication Mode
Ethercat/Canopen/Modbus/Canbus/RS485
Output Encoder Resolution
19/20bit
Specification
225*208*118mm
Product Description
Hollow shaft direct drive electric motor robot joint servo motor 70mm size hollow robotic joint motor
Product Description
This 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 .
Product Features
1.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.
TINSMITH robot joint module 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.
Friction brake inside robotic joint module
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
Product Parameters
| Model | eRob70F | eRob70H | eRob70T |
| Reduction ratio of reducer | 50/100 | 50/80/100 | 50/80/100 |
| Start-stop peak torque | 12/19N.m | 23/30/36N.m | 23/30/36N.m |
| Rated torque | 3.7/5.4N.m | 7/10/10N.m | 7/10/10N.m |
| Momentary allowable maximum torque | 23/35N.m | 46/61/70N.m | 46/61/70N.m |
| Peak speed of output | 60/30rpm | 60/37.5/30rpm | 60/37.5/30rpm |
| Motor power | 75W | 100W | 100W |
| Supply voltage | 48V(±10%) | 48V(±10%) | 48V(±10%) |
| Rated current | 1.9A | 2.55A | 2.55A |
| Peak current | 5.9A | 7.8A | 7.8A |
| Hole diameter | 18MM | 18MM | 18MM |
| IP class | IP54 | IP54 | IP54 |
Packaging & Shipping
Packaging list
1. eRob joint module*1
2.48V 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)-OptionalShping listShipping 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 . Application
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.
After Sales Service
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.
FAQ
Q: Are you trading company or manufacturer?
A: We are manufacturer and seller.
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.
Address:
Zhengzhou, Henan, China
Business Type:
Manufacturer/Factory
Business Range:
Electrical & Electronics, Industrial Equipment & Components, Manufacturing & Processing Machinery
Management System Certification:
ISO 9001
Company Introduction:
Zhengzhou Defy Mechanical&Electrical Equipment Co., Ltd is a professional manufacturer of Robotic Joint Modules and harmonic reducers. Our factory dedicates to the research of Robotic Joint Modules and Harmonic Reducers 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.
After continuous upgrading and improvement, our products have been welcomed by more and more customers. Our products have been sold to many countries around the world, such as the United States, Canada, New Zealand, the Netherlands, Switzerland, Iran, Russia, Japan, Slovakia, France, South Korea, Malaysia, Thailand, Vietnam, India, Belgium, Spain, United Kingdom, Israel and so on.
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