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  1. Re: Chinese Spindle, "Germany" bearing mystery solved!

    Hi folks - so finally had to replace bearing on a couple of Huajing spindles - all these Asian spindles are advertised as " Adopt GERMAN BEARING " I got to know what these bearing were - these were...
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    Re: DIY 5 axis big CNC Router Head/Head

    Thats really Nice work - keep us posted if its working now - on production.
    Can you give us some more details on what servo motors you have used. and how much the ATC spindle cost you.
  3. Wires break due to 2 reasons 1. they are...

    Wires break due to 2 reasons

    1. they are substandard
    2. the bend radius of cable carriers are very small,

    you could probable solve the problem by resolving any of these two or both.

    just...
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    Yes Kim, just see that your cable carriers...

    Yes Kim,

    just see that your cable carriers have a large radius of bend, I have had a hard learning due to this, as the radius of my cable carriers was small, I even lost lot of multistrand cable....
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    Kim, the network cable may fail if it is of the...

    Kim, the network cable may fail if it is of the single stranded type, you could instead use a 8 core .25sq mm multi strand cable
  6. Replies
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    and Kim, Your machine continue to add Bling -very...

    and Kim, Your machine continue to add Bling -very nice build - and yes I like that control setup of yours - very neat!
  7. Replies
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    :) Chill it out - have fun building - forum is...

    :)

    Chill it out - have fun building - forum is for sharing and any specific questions are bound to get shot down - may be its just a cultural difference -

    Ajay - may be you have all the...
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    There might be a cable fault - try changing the...

    There might be a cable fault - try changing the cable for axis that is erroneous.
  9. Y axis drive components

    Here is how the Step drive will drive the ball screw, for the Y axis, the Y axis ball screw is a 30mm dia 15mm pitch NSK ball screw with single nut.
  10. @awerby Yes there are two tubes below and...

    @awerby

    Yes there are two tubes below and there will be a steel part milled to get fixed to the ball screw, most of the frame is welded and then gonna be - stress relieved - sand blasted and then...
  11. Steel router - ball screw and linear slides

    Hello All,

    Its been a while I have been away from the Zone, I have to start to build a new router just to get lot of aluminum parts built for my other builds, so here is what I have designed,...
  12. Replies
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    apologize for being Off topic - Khalid did they...

    apologize for being Off topic - Khalid did they name the block after you - khatti Block :)
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    EEEK wiery snakes - have fun!! scan look great!

    EEEK wiery snakes - have fun!!

    scan look great!
  14. Replies
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    YouTube- Plasma on behalf of vishnu

    YouTube- Plasma

    on behalf of vishnu
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    Whats happening Vishnu - and did you trade you G...

    Whats happening Vishnu - and did you trade you G drives for the asian ones- it will be great to watch it run one day
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    if you want no worries - get them from this...

    if you want no worries - get them from this website www.driver-motor.com, we have till now got about 5 spindles from them and all have no problems till now( 3 have put in a year's service already),...
  17. Replies
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    then your single pin will be able to drive 2 203...

    then your single pin will be able to drive 2 203 drives. just invert a pair of wires on the stepper motor.
  18. Replies
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    carve one there is no need to run it as slave -...

    carve one there is no need to run it as slave - you can pull it out on a single pin also -read this thread

    http://www.mechmate.com/forums/showthread.php?t=1232
  19. Replies
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    try building a new cable your self - that may...

    try building a new cable your self - that may actually solve your problem -
  20. Replies
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    Carveone can you try swapping the parallel port...

    Carveone can you try swapping the parallel port cable from your older machine to this one -
    My machine never returned to its origin when i was testing, and some one recomended me to change the PP...
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    Try getting a quote from fimec or colombo -...

    Try getting a quote from fimec or colombo - direct from italy- I am assuming a 2.2KW spindle is just around 750 ex factoory.
  22. Replies
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    Well we have so many of the cheap dhinese routers...

    Well we have so many of the cheap dhinese routers in India, most use these spindle- never heard of any horror stories except for dust getting in and spindle over heating, I have a friend who run's...
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    may be your mosfets have given up ???

    may be your mosfets have given up ???
  24. Replies
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    Carveone be sure to get the right kind of cable...

    Carveone be sure to get the right kind of cable track, smaller radius-ed ones will kill your cable.
  25. Russell - the servo's are not real servo's ,...

    Russell - the servo's are not real servo's , these are PMDC motors with encoders - the problem is that for a router there are not suitable as I did not match them to the UHU drives, the sudden change...
  26. Hi carveone thanks, - I have made it as a olt on...

    Hi carveone thanks, - I have made it as a olt on frame - each member there is individually bolted and currently its very rigid, I will be using mechmate's motor plates and assy for the gear drive on...
  27. new frame

    here is the new frame

    I have some questions, I am using a laser cut 8 mm thk mild steel plate - the profile is as shown in the attached pics, let me know if it looks structurally ok...

    the...
  28. I will be reusing the gantry and the Z axis, I...

    I will be reusing the gantry and the Z axis, I will use laser cut 8mm thk Mild steel plates for the sides,so ideas I ahve used from the mechmate site for the Y axis drives.

    RGDS
    IRfan
  29. Change of plans

    Its been a long time since I have used this router - basically due to my move to the Mechmate,

    now since I have learnt so much over the period, I am planning to do an upgrade to this machine- I...
  30. I hope you have seen my build ...

    I hope you have seen my build - what happens with your and my setup is that as we start inchreasing the height of the gntry the whole thing begins to shudder when there is sudden change of direction....
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