I have noticed that when starting a program and leaving the spindle controls on automatic, not enough time is given for the spindle to get up to speed before cutting begins. Essentially, you hit run, the spindle begins to ramp up, and while its still ramping up the machine plunges into the work piec…

I’m pretty sure that the community maintained fusion360 postprocessors here have a spindle pause option to address that issue. You should see the option during the post process step in fusion once you have the right postprocessor selected.

Read this thread: [image] Delay between the start of the spindle and the start of work Spindle/VFD (Aftermarket) Hello everybody. I finished installing my new spindle today and I tested it. Everything is OK I realize that the work starts at the same time as the spindle…

You can tell Masso how many saconds to wait for the Spindle to come up to speed.

Avacado, that thread seems to go over the same fix I found as well; editing the “On Program Start” g-code. Definitely a doable solution if I didn’t use macros. But rad, xenith! That looks like exactly what I need, I didn’t know this existed

Time to ramp to cutting speed

Onefinity Spindle Kit by Redline CNC

avacado (Scott) March 26, 2025, 2:00am 2

Read this thread:

Topic		Replies	Views
Fusion 360 post processor edit for spindle acceleration time Fusion 360	8	1283	June 26, 2024
Delay between the start of the spindle and the start of work Spindle/VFD (Aftermarket/Unsupported)	8	1090	April 17, 2023
Spindle Question Original/PRO Series (Buildbotics) (Gen 1)	4	1124	August 6, 2021
Spindle Warmup that can be interrupted Onefinity Spindle Kit by Redline CNC	2	169	June 20, 2025
Fusion 360 - another post-processor update for spindles Fusion 360	20	3618	December 21, 2023

Time to ramp to cutting speed

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