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A really fast Gecko


 

Hi,

Cross-posted from the geckodrive group. I thought people here might
be interested in it.
--------------------------------------

I uploaded a short video that has an axis tooling along at 3,932 IPM.
Please go to:



Then pick 3900IPM.avi. Please download and save; view it from your
hard drive instead of selecting "open". This will save on bandwidth
and not irritate our webmaster.:-)

Video: 16 seconds, 1.234MB, 720 X 480 format, encoded using DivX 6.0,
no audio; had to remove it because I swore when I nearly got nicked
by the axis.

The average velocity is 51.4"/sec if accel/decel is included. The
velocity 65.535"/sec after accel, before decel. The motor is an MCG
IH230014 run in parallel at 3A/phase, 24VDC supply, PID closed-loop
on the G100 driving a stock-standard G201. The distance in each
direction is 20.000" Motor speed is 3,932.10 RPM, screw is 1"/turn,
well oiled to keep from overheating.:-)

Metric:

Avg velocity: 1.306 meters/sec. (7,836mm/min)
Peak velocity: 1.666 meters/sec. (10,000mm/min)
Distance: 0.508 meters in each direction.

I'll leave the video up one week, then I'll take it down. Enjoy.

Mariss

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