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Here is the tutorial.
Step 1
Start SolidWorks in Part mode.
Step 2
Top Plane>>Sketch.
Step 3
Draw a circle of 70mm diameter.
Step 4
Extrude it by 100mm.
Step 5
Select chamfer tool.
Step 6
Select both edge and chamfer it by 5mm at 45º.
Step 7
Select the bottom face and then sketch.
Step 8
Select the outer edge and then convert entity.
Step 9
Select Helix and spiral under curves.
Step 10
Change defined by to height and revolution. Enter 100mm height and 0.25 revolutions at 0º start angle. Click OK.
Step 11
Top plane>>Sketch.
Step 12
Select Polygon tool.
Step 13
Enter number of sides 3 and draw it along piercing the helix. Exit the sketch.
Step 14
Under features tab select swept cut.
Step 15
Select the triangle as the profile and helix as the path.
Step 16
Now reference geometry and then axis.
Step 17
Select Top plane and origin as the references.
Step 18
Now select circular pattern.
Step 19
Select the axis as the parameter and the swept-cut as the feature to be patterned. Click OK.
Step 20
Select mirror tool.
Step 21
About Right plane or front plane mirror the circular pattern.
Step 22
Click OK.
Step 23
And we have the Knurl obtained.
I've tried this long back when i started to learn SW , n i must say after doin this software got veerrrry slow :)
You can use a picture as a texture. I will let you know it when i'm done.