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Home: Linear & Rotary Motion

General discussion for lead screws, rack and pinion, synchronous drive components, belt and pulley drive mechanisms.

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  1. Belt Drive, Pulleys & Timing

    Discussion for belt driven machines, systems, drive components and timing.

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    Forum Statistics:

    • Threads: 42
    • Posts: 428

    Last Post:

  2. Rails, Guideways & Bearings

    General discussion for all types of linear rail/guideway, linear actuators and their bearing blocks.

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    Forum Statistics:

    • Threads: 81
    • Posts: 684

    Last Post:

  3. Rack & Pinion Systems

    General discussion for rack and pinion linear systems.

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    Forum Statistics:

    • Threads: 12
    • Posts: 84

    Last Post:

  4. Lead Screws, Nuts & Supports

    General discussion for Lead Screws and Drive Nuts.

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    Forum Statistics:

    • Threads: 108
    • Posts: 1,039

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  1. Thumbs up Sticky Thread Sticky: Axis Directions

    Started by ptjw7uk, 06-09-2009
    axis, directions, xyz 2 Attachment(s)
    • Replies: 9
    • Views: 56,995
    A_Camera
    18-02-2022 Go to last post

  1. BK Style Bearing Blocks for Ball Screws

    Started by Machinery Jones, 30-09-2025
    • Replies: 5
    • Views: 24,346
    Lee Roberts
    02-10-2025 Go to last post

  2. Ball screw appears to be binding, but is it ...?

    Started by CNCOlly, 30-06-2025
    • Replies: 3
    • Views: 36,995
    Lee Roberts
    05-08-2025 Go to last post

  3. 4th axis as a "poor man's lathe"

    Started by A_Camera, 17-05-2021
    4 Pages •
    1 2 3 ... 4
    10 Attachment(s)
    • Replies: 34
    • Views: 164,673
    A_Camera
    13-12-2024 Go to last post

  4. Arrow Why are "Tuning Constants" of identical Servos in identical machines different?

    Started by LakhdariF, 21-11-2024
    • Replies: 0
    • Views: 6,460
    LakhdariF
    21-11-2024 Go to last post

  5. System 48 Cog Broken

    Started by thegaffer2007, 03-07-2024
    2 Attachment(s)
    • Replies: 6
    • Views: 16,524
    mekanik
    10-07-2024 Go to last post

  6. Chinese Sliding Axis

    Started by dudz, 12-04-2024
    1 Attachment(s)
    • Replies: 0
    • Views: 10,216
    dudz
    12-04-2024 Go to last post

  7. Hiwin rails / blocks

    Started by BriceO, 11-06-2018
    2 Pages •
    1 2
    5 Attachment(s)
    • Replies: 12
    • Views: 36,022
    suspension
    13-06-2023 Go to last post

  8. What would you choose

    Started by northwest, 05-03-2023
    • Replies: 2
    • Views: 9,468
    routercnc
    07-03-2023 Go to last post

  9. cnc machine stiffness calculator

    Started by routercnc, 23-08-2010
    2 Pages •
    1 2
    5 Attachment(s)
    • Replies: 13
    • Views: 112,140
    routercnc
    02-09-2022 Go to last post

  10. Purchase from linearmotionbearings2008 is turning out to be a total disaster

    Started by Darko, 29-03-2020
    ball screws, disaster, linearmotionbearings2008
    • Replies: 5
    • Views: 23,045
    Stevenson
    27-03-2022 Go to last post

  11. Recommendation for motors and controller with rotating nut

    Started by Ale, 16-08-2021
    2 Pages •
    1 2
    3 Attachment(s)
    • Replies: 11
    • Views: 32,204
    Ale
    23-02-2022 Go to last post

  12. Some questions to JAZZCNC or any other closed loop stepper experts

    Started by A_Camera, 11-06-2021
    3 Pages •
    1 2 3
    1 Attachment(s)
    • Replies: 25
    • Views: 101,902
    A_Camera
    27-07-2021 Go to last post

  13. Hiwin Lubrication

    Started by Cube3, 10-06-2021
    • Replies: 2
    • Views: 15,125
    Cube3
    10-06-2021 Go to last post

  14. Build in Progress

    Started by erniehatt, 08-06-2021
    • Replies: 0
    • Views: 18,125
    erniehatt
    08-06-2021 Go to last post

  15. Build in Progress

    Started by erniehatt, 08-06-2021
    1 Attachment(s)
    • Replies: 0
    • Views: 16,468
    erniehatt
    08-06-2021 Go to last post

  16. Question about couplings...

    Started by JW1977, 22-04-2021
    1 Attachment(s)
    • Replies: 5
    • Views: 15,602
    JW1977
    07-06-2021 Go to last post

  17. New TBI Ball screw - How not bent is enough? & How to test?

    Started by Bongo, 02-06-2021
    ballscrew, bent ball screw, testing
    • Replies: 2
    • Views: 12,718
    Bongo
    03-06-2021 Go to last post

  18. Rotating ball nut, Ballscrew Pitch, RPM limits, and my particular build pickle

    Started by Bongo, 12-04-2021
    3 Pages •
    1 2 3
    ballscrew, ballscrew speeds, jamming, rotating ball nut 4 Attachment(s)
    • Replies: 21
    • Views: 52,824
    Bongo
    02-06-2021 Go to last post

  19. Micro steps

    Started by erniehatt, 31-05-2021
    2 Pages •
    1 2
    • Replies: 13
    • Views: 38,889
    dazp1976
    02-06-2021 Go to last post

  20. will it work or not

    Started by erniehatt, 20-05-2021
    3 Attachment(s)
    • Replies: 7
    • Views: 11,104
    erniehatt
    31-05-2021 Go to last post
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