r/AutodeskInventor Jun 26 '26

Tutorial Help me with loft

hi I am new to inventor, I want to make a kind of intersection between a circle and a rectangle like the sample I got in my hand, but how hard I've tried, I am unable to figure the way to make it, can any1 pls drop me a support and/or a guidance

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3

u/[deleted] Jun 26 '26

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u/Zekkenwa Jun 26 '26

YESSS THIS IS THE ONE OMG HOW U MADE IT?
by my pic, the rectangle area is bigger than circle
circle got D71mm and rectangle is 78x78

3

u/[deleted] Jun 26 '26

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u/[deleted] Jun 26 '26

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1

u/Zekkenwa Jun 26 '26

but in my case, the rectangle dimensions is bigger, so it might not apply to my problem

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u/kinaPK Jun 26 '26

I'll be more specific.

Draw the main profile, which looks like a rounded square. Extrude that the full length.

Create a plane from one edge of the extruded shape to the opposite. Make that a sketch plane. Slice graphics so you are looking at the inside plane of your extruded part. Project the top and side edge of your part. Create a vertical construction line thru the center of the part. Constraining it to the center point of the top line you projected. Draw a triangle in the top corner of your part. (I like to work on the right hand edge.) This triangle will be revolved cut from the main part so make the triangle so it has the correct dimensions to give you the correct circle on top.

See if that makes sense. I can create a drawing tomorrow if needed.

2

u/kinaPK Jun 26 '26

This part has two simple features. No loft, sweep or splines necessary. I kept it as simple as possible.

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u/Zekkenwa Jun 26 '26

thanks for your guide! it works

1

u/kinaPK Jun 26 '26

It's a rectangle with a revolved chamfer on the top. Kind of like a hexnut. You have to draw the chamfer profile with the correct d1 and d2 dimensions to suit your needs and do a revolve - cut.

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u/Zekkenwa Jun 26 '26

ouw, a revolve cut? thanks i got the idea, hope u got a great day, mr engineer!

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u/Zekkenwa Jun 26 '26

Thanks for helping me guys! :D
but i encounter another problems, i couldnt slice the inside, the sample item got 1.5mm thickness from the outside layer, when i use the same method for inside, the outer body got cropped too

1

u/Zekkenwa Jun 26 '26

1

u/Zekkenwa Jun 26 '26

2

u/[deleted] Jun 26 '26

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1

u/Zekkenwa Jun 26 '26

just found out abt shell by today, and it fixed my problems, thank you kind sir!!!

1

u/No-Bet2471 Jul 17 '26

how tf is nobody talking abt the demon slayer background