Advice on how to Use Pocket on this model

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JoeKa
Posts: 9
Joined: Sun Sep 19, 2021 1:58 pm

Advice on how to Use Pocket on this model

Post by JoeKa »

I'm trying to create pocket operation for this modelhttps://easyupload.io/nuk5u2 , but somehow it always ends up cutting the exterior
Fcstd file https://we.tl/t-GXdgllUNeK
For example I want to pocket the letter H, Image
But the tool path gives me this instead Image

OS: Windows 10 Version 2009
Word size of OS: 64-bit
Word size of FreeCAD: 64-bit
Version: 0.19.24291 (Git)
Build type: Release
Branch: releases/FreeCAD-0-19
Hash: 7b5e18a0759de778b74d3a5c17eba9cb815035ac
Python version: 3.8.6+
Qt version: 5.15.2
Coin version: 4.0.1
OCC version: 7.5.0
Locale: English/United States (en_US)
chrisb
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Posts: 53930
Joined: Tue Mar 17, 2015 9:14 am

Re: Advice on how to Use Pocket on this model

Post by chrisb »

You need a tool with a diameter < 1.3mm.
A Sketcher Lecture with in-depth information is available in English, auf Deutsch, en français, en español.
JoeKa
Posts: 9
Joined: Sun Sep 19, 2021 1:58 pm

Re: Advice on how to Use Pocket on this model

Post by JoeKa »

ok edited the model such that all pockets are bigger than 3.175mm https://we.tl/t-B0XiCeJquz, but still having trouble creating pockets
Image
tried making tool path for pocket highlighted but path cuts exterior again
chrisb
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Joined: Tue Mar 17, 2015 9:14 am

Re: Advice on how to Use Pocket on this model

Post by chrisb »

Works here. Retry with 0.20.
SnipScreenshot-4af0c5.png
SnipScreenshot-4af0c5.png (4.72 KiB) Viewed 1568 times
OS: macOS 10.16
Word size of FreeCAD: 64-bit
Version: 0.20.25645 (Git)
Build type: Release
Branch: master
Hash: 37d9757399b4c2ec30318eb88d7cd7c508246345
Python version: 3.9.7
Qt version: 5.12.9
Coin version: 4.0.0
OCC version: 7.5.2
Locale: C/Default (C)
Attachments
Coaster_cb.FCStd
(183.48 KiB) Downloaded 43 times
A Sketcher Lecture with in-depth information is available in English, auf Deutsch, en français, en español.
JoeKa
Posts: 9
Joined: Sun Sep 19, 2021 1:58 pm

Re: Advice on how to Use Pocket on this model

Post by JoeKa »

How did you get that, my path is still cutting exterior

OS: Windows 10 Version 2009
Word size of FreeCAD: 64-bit
Version: 0.20.25645 (Git)
Build type: Release
Branch: master
Hash: 37d9757399b4c2ec30318eb88d7cd7c508246345
Python version: 3.8.6+
Qt version: 5.15.2
Coin version: 4.0.1
OCC version: 7.5.0
Locale: English/United States (en_US)
chrisb
Veteran
Posts: 53930
Joined: Tue Mar 17, 2015 9:14 am

Re: Advice on how to Use Pocket on this model

Post by chrisb »

- Select the inner face of the "H"
- click the icon "PocketShape"
- optional step: change "Pattern" to "Offset"
- click Ok.
A Sketcher Lecture with in-depth information is available in English, auf Deutsch, en français, en español.
JoeKa
Posts: 9
Joined: Sun Sep 19, 2021 1:58 pm

Re: Advice on how to Use Pocket on this model

Post by JoeKa »

ok thnks, am able to mill the model now
chrisb
Veteran
Posts: 53930
Joined: Tue Mar 17, 2015 9:14 am

Re: Advice on how to Use Pocket on this model

Post by chrisb »

What was wrong? The right way seems to be very straight forward, what lead you on the wrong track?
A Sketcher Lecture with in-depth information is available in English, auf Deutsch, en français, en español.
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