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Forum: Troubleshooting Sat 27 December 2008, 21:35
Replies: 30
Views: 23,185
Posted By Gerald D
Sound file at: ...

Sound file at:

http:/www.mechmate.com/DSCN1161.avi
Forum: Troubleshooting Sat 27 December 2008, 13:45
Replies: 30
Views: 23,185
Posted By Gerald D
Nils, mail me the sound file, I will host it and...

Nils, mail me the sound file, I will host it and post a link to it.
Forum: Troubleshooting Sat 27 December 2008, 13:27
Replies: 30
Views: 23,185
Posted By Gerald D
Back from dinner (10:26pm). . . . . Nils,...

Back from dinner (10:26pm). . . . .

Nils, are your motors tightly screwed to their mounting plates? (Screws not too long, bottoming in holes?)

Are the mounting plates firmly held between the...
Forum: Troubleshooting Sat 27 December 2008, 09:25
Replies: 30
Views: 23,185
Posted By Gerald D
How much space do you need?

How much space do you need?
Forum: Troubleshooting Sat 27 December 2008, 07:10
Replies: 30
Views: 23,185
Posted By Gerald D
I get the impression that the shudder is not...

I get the impression that the shudder is not changing its frequency (or pitch, or tone) and that it only changes its amplitude (or loudness, or volume) when you change the motor speeds. Is that right?
Forum: Troubleshooting Fri 26 December 2008, 22:03
Replies: 30
Views: 23,185
Posted By Gerald D
Bill, the tuning is to minimise the natural...

Bill, the tuning is to minimise the natural resonance of a motor. This resonance is in a rather narrow speed range and causes vibration when the motor is turning near that speed.

The motor's...
Forum: Troubleshooting Fri 26 December 2008, 10:10
Replies: 30
Views: 23,185
Posted By Gerald D
Even with the mass of steel we have there,...

Even with the mass of steel we have there, feeling some vibration is normal. Sitting in my office downstairs of my son's MM, I could hear an irritating vibration coming through the concrete slab...
Forum: Troubleshooting Fri 26 December 2008, 09:40
Replies: 30
Views: 23,185
Posted By Gerald D
Did your adhesive tape bond properly between the...

Did your adhesive tape bond properly between the rack and the alu?

With both x-motors disengaged from the racks, do all 4 V-Rollers of the gantry seat down firmly? Along the whole length of the...
Forum: Troubleshooting Fri 26 December 2008, 09:21
Replies: 30
Views: 23,185
Posted By Gerald D
Did you say previously that you had disengaged...

Did you say previously that you had disengaged one X motor from its rack at a time, and that even with a single motor (either one) the shudder remained the same?

Does it matter where the Y-car is...
Showing results 1 to 9 of 9

 
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