Constant issues with lathe programming with stock removal and crashes

Constant issues with lathe programming with stock removal and crashes

Echart
Explorer Explorer
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Constant issues with lathe programming with stock removal and crashes

Echart
Explorer
Explorer

I keep running into this issue with turning parts in fusion. Have not been able to resolve why this happens but have been using troublesome work arounds for a while now. When performing roughing passes my tools constantly ignore stock and machine around the part even when it might cause a crash.

Echart_1-1642458000990.png

 

In an attempt to fix this I try and add a tangential extension on the front face assuming this will essentially create a lead in and machine the stock i need removed in order to use my boring bar but this yields bizarre results as seen below. When adding a 1" tangential extention to the rear limit things work normally but from the front face it is added in the x rather than z directions shown in the second image. As i am writing this I have come up with a secondary result using the front tan ext which completely ignores my part outline and outer limit shown in third image.

Echart_2-1642458165915.png

Echart_4-1642458406334.png

 

Echart_3-1642458269818.png

I encounter this issue almost every single time I use fusion's turning function in some way or another, not to mention the endless program crashes and poor pathing. I am not the most experienced or professional at this however it feels like I have tried everything to fix this but I always end up having to use 2 or 3 more operations than I should just to do something so simple. I've tried using different models/sketch outlines, different stocks, messing with rest machining, tangential extensions, canned cycles but ultimately I end up having to use a facing operation of sorts to bring down the excess stock enough to be able to use my boring bar. I would share my file and screencast but this hasn't been a one off issue I have experienced this with more than half of my parts that I'm making but I am not sure how to exactly replicate this issue even though it happens in most of my files.

 

Has anyone else been experiencing this kind of issue or just in general these issues with the turning programming? This issue and constant crashing that can be so bad you can't even open a file because the lathe programs corrupt everything. Its been the bane of my existence for the last two months while working on my senior design project.

Any suggestions for workarounds or what I may be doing wrong would be greatly appreciated.

 

 

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leo.castellon
Collaborator
Collaborator

Can you please provide a file? Lathe is a different beast to diagnose problems with and the more information we have, the more we can help you. 

 

LeoC

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seth.madore
Community Manager
Community Manager

As @leo.castellon has suggested, please share a file here that demonstrates the issues so we can help you better

File > Export > Save to local folder, return to thread and attach the .f3d file in your reply


Seth Madore
Customer Advocacy Manager - Manufacturing


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