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Recent content by cnc123

  1. cnc123

    bearings selection help

    Hello I recently had a custom spindle fabricated and am unhappy with the selection of bearings selected for the spindle. This spindle will be used for the machining of wood and metal on a 3 axis cnc machine. The spindle speed will be from 100 to 8000 rpms. I`ve conducted tests at 1000 rpms for a...
  2. cnc123

    Can I move 300 pounds with a .5 lead ?

    Hi group I`m hoping someone in the group could help me. I am a woodworker building a 3 axis CNC machine. I have my frame constructed with a moving gantry design. I currently have a 5/8 diameter ball screw with a length of 67 inches. Both ends are fixed to double bearing assemblies. My stepper...
  3. cnc123

    CNC: lead screw and load question

    Hi Servocam Thanks alot for the detailed help. I can`t supply any motor data because it seems the motor company does not provide that type of data. That is a troublesome issue because I can`t readily tell what to expect from the motor. Here is all the info I have: Holding Torque (2 phases...
  4. cnc123

    CNC Project: Ball Screw Load

    Hi group I`m hoping someone in the group could help me. I am a woodworker building a 3 axis CNC machine. I have my frame constructed with a moving gantry design. I currently have a 5/8 diameter ball screw with a length of 67 inches. Both ends are fixed to double bearing assemblies. My stepper...
  5. cnc123

    CNC: lead screw and load question

    Hi group I`m hoping someone in the group could help me. I am a woodworker building a 3 axis CNC machine. I have my frame constructed with a moving gantry design. I currently have a 5/8 diameter ball screw with a length of 67 inches. Both ends are fixed to double bearing assemblies. My stepper...

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