Tutorial how to make engine part 12
Crankcase
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Step 1:
open a sketch under the body and draw this sketch.( you can use convert entities command for circles)
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Step 2:
extrude the sketch 10 mm
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Step 3:
go to front plane and draw this profile
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Step 4:
mirror all bodies with using right plane
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Step 5:
extrude the profile at each directions. after, use body-move-copy comman to translate body 15 mm on Z coordinate.
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Step 6:
open a sketch under the body and draw this sketch
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Step 7:
extrude it up to top plane
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Step 8:
open a sketch on the right plane. use convert entities command.
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Step 9:
extrude the last sketch in two directions. direction 1 is up to body and direction 2up to purple surface
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Step 10:
crop the body
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Step 11:
go to under of the body and draw this sketch
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Step 12:
use linear pattern command (95 mm gab) then extrude the sketch up to pink surface
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Step 13:
make same things for other side
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Step 14:
crop this parts
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Step 15:
open a sketch front side and draw a 30mm radiused circle. then use cut extrude command
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Step 16:
open a sketch on the cylinders. draw circles like this
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Step 17:
use cut extrude command. enter volues
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Step 18:
please follow next tutorial