Questions tagged [robotics]
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263 questions
0 votes
1 answer
75 views
Should I connect frame ground to AC earth ground?
I have a robotic work cell which takes in 120VAC and runs off of a 24VDC power supply. There are a few DC devices in my system which come with a ground terminal (in addition to the + and - terminals). ...
- 27
1 vote
0 answers
43 views
What read/write speeds have people achieved with RMD-X8 Pro actuators over CAN, and is the control loop frequency a limiting factor? [closed]
I am using RMD actuators, specifically the RMD-X8 Pro 1:9 model, for a robotic arm project. According to the documentation, the CAN bus supports 500 kbps and 1 Mbps communication speeds. However, when ...
- 11
0 votes
1 answer
67 views
3.3V To 24V Power ON/OFF Switch
I'm quite of a beginner with electronics. I’m building a robot powered by 4x 24V car batteries connected in parallel. I need a power switch circuit that: Powers on the system when a momentary push ...
0 votes
1 answer
60 views
Can I link two stepper controllers and motors of different types to the same step signal outputs from a control board?
I need stepper motors of different amps and weights to mirror each other to +/- 5% total precision. Can there be problems if I use the same step-signal pins from a control board towards two different ...
- 959
0 votes
1 answer
164 views
24 VDC system and metal ground
I've built a rubber tracked mobile robot and it has a metal chassis. I use a 24 VDC 30 Ah battery to power a system which includes two DC motors, motor controllers, an industrial PC and some sensors. ...
- 195
2 votes
2 answers
379 views
Help choosing motor for a fruit cutting machine
I want assistance in determining an electric motor type suited to building a device for palm oil harvesting. Here is an example of one working palm cutting machine. This machine works similar to a ...
- 31
0 votes
0 answers
119 views
Using both safety PLC and safety relay
I am in the process of designing a robotic cell. This contains a safety door and several e-stops. I want to use the safety PLC from siemens S7-1200F. I need to have two roller tracks with 8 24V motors ...
1 vote
1 answer
94 views
Will running four motors (two high speed and two high torque) get the robot rolling? [closed]
I've been building a 2WD robot for 3 months now and been switching the motors frequently and been running into the same issue - low torque. I had these low RPM, high torque motors around and thought: ...
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