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wiki:tools:jaxen_cnc_mill [2026/08/29 00:54] – spindle enc index issue colinlwiki:tools:jaxen_cnc_mill [2026/11/07 15:24] (current) – but colinl
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 | **Model**              | Mill: Grizzly G0619 [[https://cdn0.grizzly.com/manuals/g0619_m.pdf| See Manual]] (CNC Fusion stepper + ballscrew conversion) | | **Model**              | Mill: Grizzly G0619 [[https://cdn0.grizzly.com/manuals/g0619_m.pdf| See Manual]] (CNC Fusion stepper + ballscrew conversion) |
-| **Status**             | Being tested.  |+| **Status**             | Operational  |
 | **Usage Restrictions** | Members with Training                                     | | **Usage Restrictions** | Members with Training                                     |
 | **Training**           | Mandatory                                                 | | **Training**           | Mandatory                                                 |
 | **User certification required** | YES - proof of successfully completing training                                 | | **User certification required** | YES - proof of successfully completing training                                 |
-| **Hackable**           | NO - Join #metal-cnc-committee                                    |+| **Hackable**           | NO but... join #metal-cnc-committee                                    |
 | **Owner**              | Vancouver Hack Space (donated by [[https://talk.vanhack.ca/u/ccudahy| Chris / ccudahy]] )         | | **Owner**              | Vancouver Hack Space (donated by [[https://talk.vanhack.ca/u/ccudahy| Chris / ccudahy]] )         |
 | **If it Breaks**       | Notify champion, put up an Out of Order sign              | | **If it Breaks**       | Notify champion, put up an Out of Order sign              |
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   * **Sensors:** 3x Limit switches magnetic proximity, USB-C probe (not implemented), toolsetter (not implemented)   * **Sensors:** 3x Limit switches magnetic proximity, USB-C probe (not implemented), toolsetter (not implemented)
  
-=== Rigidity + Backlash ===+=== Backlash ===
 **As of 2026 Aug, with software backlash compensation enabled: users can expect accuracy of 0.01mm or better in X and Y.** **As of 2026 Aug, with software backlash compensation enabled: users can expect accuracy of 0.01mm or better in X and Y.**
  
-Raw mechanical backlash before compensation: X: 0.08mm, Y: 0.06mm, Z: 0.16mm (Z needs to be investigated further).+Raw mechanical backlash before compensation: X: 0.08mm, Y: 0.06mm, Z: 0.16mm (Z does not have an encoder!). 
 + 
 +=== Rigidity === 
 + 
 +To be measured...
  
 === Max build size: === === Max build size: ===
-  * Y: ~130mm, see note below.+  * Y: 130-180mm, depending on workholding.
   * X: 350mm (largest part size is larger: half the width of the enclosure)   * X: 350mm (largest part size is larger: half the width of the enclosure)
-  * Z: 250mm (distance from chuck face to vice top) +  * Z: 250mm (max distance from chuck face to vice top; you must subtract your tooling length)
- +
-Y axis increase plan: +
- +
-Move the Vice mount point backwards one slot to middle slot. +
-Would also need to re-adjust the Y home position, since it likely won't reach it anymore.+
  
 ---- ----
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 ---- ----
 ==== Speeds & Feeds ==== ==== Speeds & Feeds ====
-Always set both cutting speed and feed rate properly to avoid tool damage and poor results. +See the Jaxen operating guide for details.
-  * You can look at the Jaxen Job Log for examples of past jobs so you get repeatable results. +
-  * There is also a tool on the Jaxen CNC PC for suggesting RPM and feed rates based on your job. Name???? +
  
 ---- ----
 ====== Maintenance ====== ====== Maintenance ======
 +For regular maintenance, see the Jaxen Operating guide. The following are maintenance projects that are identified to be beneficial in machine performance.
  
 ==== ToDo List ==== ==== ToDo List ====
  
 **Critical** **Critical**
-  * Splice spindle encoder cable (or run with PID control turned off) 
   * Replace metal side panel with plexiglass for viewing from the workstation.   * Replace metal side panel with plexiglass for viewing from the workstation.
   * basic door on front   * basic door on front
   * tramming, squaring vice, and other mill accuracy verification procedures.   * tramming, squaring vice, and other mill accuracy verification procedures.
 +  * Add encoder to Z axis, change driver to A spare or get new driver that supports encoder feedback. Impact: there is currently odd behaviour in the Z-axis, which may impact it's accuracy. It's not known for sure whether this is related to lack of encoder.
  
 **Non-Critical** **Non-Critical**
 +  * Measure rigidity
   * Increase Y axis limit by moving vice, verify new limits and update specs.   * Increase Y axis limit by moving vice, verify new limits and update specs.
   * Secure XYZ hard limits better, each only held with 1 screw.   * Secure XYZ hard limits better, each only held with 1 screw.
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 ==== Maintenance Log ==== ==== Maintenance Log ====
 ^ Date       ^ Who        ^ Note                                                                 | ^ Date       ^ Who        ^ Note                                                                 |
-| 2026 Aug 28  | Colin L   | Spindle encoder....          |+| 2026 Aug 28  | Colin L   | Splice spindle encoder cable, terminate, cable management, encoder PPM settings adjust.    |
 | 2026 Aug 21  | Colin L   | Ground bus bar behind controller re-soldered, fix intermittent connections (spindle grounding). Tighten limit switch bracket (Z). Added 2nd magnet to Z limit post after failed homing. Remeasured backlash, same results. Setup software backlash compensation using test results, re-tested showing accuracy is now about 0.01mm.  | | 2026 Aug 21  | Colin L   | Ground bus bar behind controller re-soldered, fix intermittent connections (spindle grounding). Tighten limit switch bracket (Z). Added 2nd magnet to Z limit post after failed homing. Remeasured backlash, same results. Setup software backlash compensation using test results, re-tested showing accuracy is now about 0.01mm.  |
 | 2026 Aug 15  | Colin L   | Cut another notch in rear enclosure panel for column access.    | | 2026 Aug 15  | Colin L   | Cut another notch in rear enclosure panel for column access.    |