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Type: Posts; User: Mayo

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  1. Thread: RBK Upgrade

    by Mayo
    Replies
    6
    Views
    1,120

    What is the loud sound at the beginning of the...

    What is the loud sound at the beginning of the motors spinning up? That would drive me crazy. It sounds like someone slamming a 5 gallon size paint stir stick down on the table. This can't be normal?
  2. Replies
    67
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    13,815

    I have never taken my Z assembly apart - so I can...

    I have never taken my Z assembly apart - so I can only offer general advice which may not pertain to your situation.
    In looking at the photos though, one could surmise that the lower V-rollers may...
  3. Replies
    6
    Views
    1,602

    I know this company is not local to your location...

    I know this company is not local to your location but they do repair spindles.
    I had them repair one of my stepper motors at a reasonable price.
    You could probably get a ballpark price from them if...
  4. Replies
    67
    Views
    13,815

    Chuck, I got pinions from Motion Industries Inc....

    Chuck, I got pinions from Motion Industries Inc. 786 Church Rd, Elgin IL 60123
    I brought them one of mine so it would be easier to order.
    Looking at the 5 year old receipt, it may be time for me...
  5. Replies
    67
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    13,815

    Chuck there is a local source for pinions - I'll...

    Chuck there is a local source for pinions - I'll see if I can find the receipt from when I got replacements.
  6. Replies
    67
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    13,815

    I'm wondering if your Y car assembly is sagging...

    I'm wondering if your Y car assembly is sagging when the spindle is near the center of the table.

    The section of the table that was not surfaced - is that lower than the rest of the table?
  7. Replies
    67
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    13,815

    Chuck, when you resurfaced did you remove...

    Chuck, when you resurfaced did you remove material from the entire surface of the table top?
    Or were there any areas which were still untouched by your resurfacing bit?
    Does your Z have springs to...
  8. Thread: Missing comm

    by Mayo
    Replies
    32
    Views
    7,654

    I noticed an interesting thing today which may be...

    I noticed an interesting thing today which may be related to some of these missing com situations.
    When getting ready to do a Z Zero routine, I always first manually touch the aluminum contact plate...
  9. Beuhler . . . ? B E U H L E R . . . ? ...

    Beuhler . . . ?

    B E U H L E R . . . ?

    :confused:
  10. Replies
    8
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    2,664

    If you're snapping bits you may be making your...

    If you're snapping bits you may be making your cuts too fast, or taking too deep of a cut, or a combination of both.
    A common recommendation is to make your depth of cut only 1/2 of your bit...
  11. Replies
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    7,840

    That's really nicely done! In watching the...

    That's really nicely done!

    In watching the video I was thinking that the tool path was making unnecessary moves?
    It looked like there were a couple moves at the start of each pass that first went...
  12. Replies
    4
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    2,097

    The Welcome letters in your image almost looks...

    The Welcome letters in your image almost looks hand done or purposely made to appear hand done.

    Wrexham font also can be called Script Bold but it's different that the image.

    The...
  13. How much voltage can/should the 4G board get? How about resistance tolerance?

    Still trying to sleuth out motor motion issues -

    How much DC voltage should the power supply be putting out to the 4G board?

    I have Geko drives on the 4G board and they are marked 18-80 volts....
  14. Continuing to have problems with motors not...

    Continuing to have problems with motors not acting as they should... updated info -
    When I first got my 4g board, I was able to jog at 6 inches per second.
    After dealing with steps or ridges in...
  15. Replies
    2
    Views
    1,409

    When I first received the 4G upgrade I was able...

    When I first received the 4G upgrade I was able to jog at 6 inches per second without a problem.
    After several months I decided to set it at 5 inches per second to help eliminate the missed steps...
  16. Replies
    2
    Views
    1,409

    I have the 4G board also but my motors are not...

    I have the 4G board also but my motors are not the same as yours.
    By the sound of your motor, it sounds like your gearbox either needs grease or the ramps may need to be changed?
    I recently pulled...
  17. Replies
    4
    Views
    1,360

    Designing the layout of kitchens and baths is a...

    Designing the layout of kitchens and baths is a process involving many details, and it can be a lengthy learning process. Many expensive mistakes can be made when the designer doesn't know how to...
  18. Replies
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    4,595

    Anyone reading this who may have a similar...

    Anyone reading this who may have a similar problem - this is what fixed my board - I think it cost less than $5.00 a couple years ago.
    If anyone needs one, I have a spare because I originally bought...
  19. Cool combination of CNC with a drop angle table and lathe work - best videography

    This has to be the best woodworking video I've ever seen.
    His CNC table has a section that lowers and provides for angled cuts. The work he does is really fascinating to watch - especially with the...
  20. You can remove the gearbox on these motors...

    You can remove the gearbox on these motors without taking the motor apart...
  21. Do your motors make clickety clack noises even moving under no load? The FIX!

    I've been plagued by motor noises ever since I bought my Shopbot and had tried pretty much everything. Nothing worked. This was originally a PRT48x96 that I later upgraded to the 4G. Motors are the...
  22. Sun spots, moonbeams or meteors messing with the bot? Just blowing off steam & dust

    Sometimes I think the machines are purposely out to make my life more aggravating. Does it happen to you too?

    Everything seems to be going great for some length of time and then for no obvious...
  23. Replies
    15
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    4,085

    Trotec Job Control software drives my laser...

    Trotec Job Control software drives my laser engraver and it has no problem allowing simultaneous drawing or working in other programs while it's doing what it does, and no missed steps or problems...
  24. Replies
    2
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    2,471

    Years ago I got samples of what was then called...

    Years ago I got samples of what was then called Valchromat. It appears to be the same product as forescolor.
    I also thought the color was dull in appearance but I found that it brightened up when...
  25. Thread: stepping motor

    by Mayo
    Replies
    4
    Views
    1,585

    I had a similar problem and replacement motors...

    I had a similar problem and replacement motors were not in stock at Shopbot.
    There was also a long wait time from Oriental Motor.
    I found a company that repairs stepper motors, servo motors and...
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