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Type: Posts; User: erkiwi

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  1. Replies
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    Re: 9 pin serial port to parrallel port

    Thanks
  2. Replies
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    9 pin serial port to parrallel port

    I want to run mach3 through a breakout board which needs a parallel printer port, my computer only has a 9 pin serial port, will a adapter cable from the 9 pin serial port to a parallel port work if...
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    978

    Z level home shows Z+150

    After auto home on my DIY 3D printer the LCD screen shows X 0 Y 0 Z +150 I can then move the Z axis down but only back up to where it was homed it will not any further up in the Z +.
    Have checked...
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    Vinyl cutting software

    I want to use my cnc machine to cut vinyl letters what is the best free software to use.
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    1,281

    Extruder error echo:heating failed

    I have just finished 3D printer and trying to calibrate extruder,when I turn on extruder in Pronterface error comes up echo : heating failed, any ideas where to start. Extruder will heat up manually...
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    Re: Stop machine if spindle motor fails.

    Thanks for your help...Eric
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    921

    Stop machine if spindle motor fails.

    I have built a cnc with axis driven by stepper motors,the spindle is driven by a DC motor.I want to know how to stop the machine running if the spindle motor stops,Do I need to put a speed sensor on...
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    561

    They are all ball screws one is rolled the other...

    They are all ball screws one is rolled the other machined and polished
  9. Replies
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    561

    lubricate ball screws

    What oil or grease should I use to lubricate ball screws (lead screws) on my cnc machine,or should I just run them dry.
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    507

    Spindle bearings

    Hi.
    I am making a new spindle for my small CNC machine,I have a Er32 collect chuck with a 20mm Dia.sharft 150mm long which will be running at 4000rpm max 600rpm.Can I use sealed deep groove ball...
  11. Replies
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    same problem

    I have the same problem can you send me the info on how to fix.
  12. Replies
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    965

    NX5 post for Mach3

    Hi.
    Can any one help I create my toolpath in NX5,and when I postprocess it I get the G codes in a PTP format,I then have to rename to a TAP format to run on my CNC machine which is using Mach3.Can I...
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    1,317

    Z axis going in wrong direction

    Hi.
    I have just finished my cnc machine,I had all the electrics wired up on a board outside the machine to see if all the stepper motors ran in the right direction all OK,I have now rewired them...
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    1,182

    What is the difference 0 volts and Ground?

    Hi,I am wiring up my limit switches and one end needs to be connected to 0 volts.Is this the same as ground,also on my breakout board I have a com connection is this also 0 volts?
    Eric
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    Machining copper

    What is the best cutter and speed to cnc machine a copper head gasket 1mm thick?
  16. Replies
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    5,232

    Hi Mark. Looking good where did you get your...

    Hi Mark.
    Looking good where did you get your cable chain from?I need something similar but a bit smaller for my build which is almost complete.I'm in Penshurst (St.George area)

    Eric
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    Shielded wire where should I use it?

    I am just about to do my final wiring.Where should I use shielded wire .from drivers to breakout board?from transformers to drivers?from driver to stepper motors?To spindle motor?limit and home...
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    Thanks Jeff,I have reduce the velocity by 100 and...

    Thanks Jeff,I have reduce the velocity by 100 and it did not jump any steps in the roughing cut will try contour milling tonight.thanks.
    Eric
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    reduce voltage from transformer

    Hi.
    I have a stepper motor driver that requires a AC supply of 17v and 40/60v.The transformers that I have produce 17.3V and 63V when under load,is their some way I can regulate the the 63v down to...
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    What causes a stepper motor to jump steps

    Hi .I have just run a program on my newly finished machine.Halfway through the roughing cut the x axis jumped some steps I then rezeroed the x axis and continued the tool path towards the end the y...
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    The motors are rated 2.7A 1.9 ohm phase...

    The motors are rated 2.7A 1.9 ohm phase resistance.wired in series.the driver current setting is set to 3A detail segment to 40 with angle 0.045 deg.The drivers need a power supply of 17v/1A AC...
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    How hot should stepper motors get?

    Hi. I have three 34HS series stepper motors for X Y Z from MotionKing with matching drivers, after running them for 10 minutes they are so hot you can not place your hand on them for more than 5...
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    780

    Thanks for the info looks like it will do the job.

    Thanks for the info looks like it will do the job.
  24. Replies
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    780

    help needed to build vacuum mat.

    Can anyone help me with information on how to build a vacuum mat for my cnc machine.
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    What power supply

    Hi.
    I would like to know what power supply / transformer I need to drive my stepper motors.the drivers need two supplies AC1(17v/1A) and AC2(60v/3A).I have 3 stepper motors (34HS9803 from...
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    plans for joystick controller

    Does anyone have plans to make a 3 axis joystick controller for a small cnc machine?
  27. Replies
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    Which breakout board to use

    Hi.
    Which 4 axis breakout board should I use, I have a choice of three.PMDX-122 from www.pmdx.com.or a C11-Multifunction CNC Board from www.cnc4pc.com . or a MC433 4axis board which can be found on...
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    Thanks Paul things are a lot clearer now you have...

    Thanks Paul things are a lot clearer now you have been a great help.Good luck with the test match this Friday night.

    Eric
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    Hi Paul. The drivers are Hybrid stepper motor...

    Hi Paul.
    The drivers are Hybrid stepper motor drivers Model:2H090MH.I only have basic electronic knowledge but can get help with the set up,I just need to know what I need to get my tool path from...
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    Yes Paul that is correct ,What kind and size...

    Yes Paul that is correct ,What kind and size board do I need
    Eric
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