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Basic shape for follow focus

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This commit is contained in:
Christian Colglazier 2022-05-17 18:45:48 -04:00
parent c0f092d5fa
commit 9a3ed8a97b
1 changed files with 10 additions and 5 deletions
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15
follow_focus.py
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@ -12,11 +12,16 @@ offset=8.83
gap = stepper_motor_size * math.sin(math.radians(slant_degree)) / math.sin(math.radians(90-slant_degree))
width = math.sqrt(gap**2 + stepper_motor_size**2 - 2*gap*stepper_motor_size*math.cos(math.radians(90)))
base = cq.Workplane('XY').lineTo(0,offset).polarLine(stepper_motor_size, 90-slant_degree)
base = base.hLine(width).polarLine(stepper_motor_size-5,270-slant_degree).tangentArcPoint((gap+stepper_motor_size-5,0), relative=False)
#base = base.threePointArc((60,(-rod_thickness-2*loop_thickness)/2), (40, -rod_thickness-2*loop_thickness)).polarLine(10, 180-slant_degree).vLine(10).polarLine(12.5, -slant_degree)
base = base.threePointArc((55,-20), (25, -30)).polarLine(15, 180-slant_degree).vLine(8).polarLine(15.5, -slant_degree)
base = base.threePointArc((45, -10), (25, -20)).polarLine(15, 180-slant_degree)
end_x=gap+stepper_motor_size-5
end_y=0
angle=45
outer_ring_diameter=rod_thickness+2*loop_thickness
center_x=end_x-math.cos(math.radians(angle))*outer_ring_diameter/2
center_y=end_y-math.sin(math.radians(angle))*outer_ring_diameter/2
log('{} {}'.format(center_x, center_y))
base = base.hLine(width).polarLine(stepper_motor_size-5,270-slant_degree).tangentArcPoint((end_x, end_y), relative=False)
base = base.threePointArc((center_x+outer_ring_diameter/2 ,center_y), (center_x+math.cos(math.radians(270-slant_degree))*outer_ring_diameter/2, center_y+math.sin(math.radians(270-slant_degree))*outer_ring_diameter/2)).polarLine(20, 180-slant_degree).vLine(4).polarLine(15.5, -slant_degree)
base = base.threePointArc((center_x+rod_thickness/2 ,center_y), (center_x+math.cos(math.radians(200))*rod_thickness/2, center_y+math.sin(math.radians(200))*rod_thickness/2)).polarLine(15, 180-slant_degree)
base = base.close().extrude(20)
# Render