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Question Help me please, What's Wrong with my SMC3 settings and mecanikal?

Discussion in 'News' started by Arta Yasa, Oct 14, 2021.

  1. Arta Yasa

    Arta Yasa Member

    Joined:
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    My Motion Simulator:
    2DOF
    Hi sir, what's wrong with my settings, if the rig is without me, the feedback is the same as the target. But if I sit on the rig, the feedback is not the same as the target sir. It's because of the ratio of the pulley to the pot sir??? because before I installed it directly on the axle of the motor, and I also noticed that the movement of the motor was a bit slow unlike before. or i have to change the pot to hall sensor?? I'm really confused about it or because I use a 13A 24v psu, while 1 motor is 250w. but before it was fine. anyone please help me thank you. attached photo.

    Attached Files:

  2. Peter_the _machinist

    Peter_the _machinist Member

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    Mechanical Engineer (CAD,CAE)
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    My Motion Simulator:
    3DOF, DC motor, Arduino
    it's look like the motors struggle to move you. Maybe they are to weak for the setup. Could you provide any photos/details of the rig itself ? I see on your SMC3 data that you have much noise in signal. Maybe adding a USB filter will help: USB to USB Isolator Module 1500 ADUM 4160V
  3. noorbeast

    noorbeast VR Tassie Devil Staff Member Moderator Race Director

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    Innovative tech specialist for NGOs
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    St Helens, Tasmania, Australia
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    My Motion Simulator:
    3DOF, DC motor, JRK
    What size lever are you using with these motors?

    If I recall you originally had a shoulder mount rig powered by wiper motors, are these new motors just replacing the wiper motors or have you also made other changes to the rig?
  4. Antonio1986007

    Antonio1986007 New Member

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    My Motion Simulator:
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    Hello, are you using the 75-120 rpm wheelchair motors? or the motor scooter motors?