Thread chasing machine - GIF

Thread chasing machine.

<video controls autoplay loop> <source src="https://diqn32j8nouaz.cloudfront.net/thread_chaser_machine_oc23.mp4" type="video/mp4"> Your browser does not support the video tag. </video>


Previously:

https://www.homemadetools.net/forum/...059#post230201
https://www.homemadetools.net/forum/...414#post228146
https://www.homemadetools.net/forum/...870#post223811
https://www.homemadetools.net/forum/...560#post225413
https://www.homemadetools.net/forum/...799#post223644

What is spitting out sparks every time it changes direction?

Quote:

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Originally Posted by schuylergrace

What is spitting out sparks every time it changes direction?

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Maybe there is a bottom chamfering going on when the part hits the end...

Quote:

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Originally Posted by BuffaloJohn

Maybe there is a bottom chamfering going on when the part hits the end...

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It looks like the fixture is touching the rotating spindle each time it bottoms out. The video is being run at high speed of that is one fast reversing spindle.