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Combine the front plates into one to provide more accurate construction

This commit is contained in:
Kelvin Ly 2025-03-27 07:00:13 -04:00
parent b80e658d8e
commit fb27da9519
2 changed files with 24 additions and 4 deletions
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3
export_stuff.py
View File

@ -16,10 +16,11 @@ parts = [
(gantry.ca.left_spacer, "carrier_left_spacer", gantry.z_spacer_z), (gantry.ca.left_spacer, "carrier_left_spacer", gantry.z_spacer_z),
(gantry.ca.right_spacer, "carrier_right_spacer", gantry.z_spacer_z), (gantry.ca.right_spacer, "carrier_right_spacer", gantry.z_spacer_z),
(gantry.ca.stepper_mount, "carrier_stepper_mount", gantry.stepper_mount_z), (gantry.ca.stepper_mount, "carrier_stepper_mount", gantry.stepper_mount_z),
(gantry.g.combined_front_plate, "combined_upper_front", gantry.plate_z),
] ]
for part, path, thickness in parts: for part, path, thickness in parts:
exporters.exportDXF( exporters.exportDXF(
part.workplaneFromTagged("base").section(), part.workplaneFromTagged("base").section(0.1),
"dxfs/{}-{:.2f}mm.dxf".format(path, thickness), "dxfs/{}-{:.2f}mm.dxf".format(path, thickness),
) )

25
gantry.py
View File

@ -11,8 +11,8 @@ tube_h = inch(1.5)
tube_wall = inch(0.075) # 1.519 #inch(0.062) tube_wall = inch(0.075) # 1.519 #inch(0.062)
column_spacing = 560 column_spacing = 560
column_h = 400 column_h = 400
plate_z = 2.54 plate_z = inch(3 / 16) # 2.54
plate_z2 = 10 plate_z2 = inch(3 / 8) # 10
x_mount_z = inch(3 / 16) # 5 x_mount_z = inch(3 / 16) # 5
stepper_mount_z = inch(3 / 16) # 5 stepper_mount_z = inch(3 / 16) # 5
@ -279,6 +279,24 @@ class Gantry:
self.right = stepper_mount_holes(self.right) self.right = stepper_mount_holes(self.right)
self.right_bearing_mount = stepper_mount_holes(self.right_bearing_mount) self.right_bearing_mount = stepper_mount_holes(self.right_bearing_mount)
self.combined_front_plate = (
cq.Workplane()
.copyWorkplane(
w.transformed(
offset=(
column_spacing / 2,
tube_h / 2,
(upper_center + lower_center) / 2,
),
rotate=(-90, 0, 0),
)
)
.rect(20, upper_center - lower_center - tube_w + 5)
.extrude(plate_z)
.union(self.upper_front_plate)
.union(self.lower_front_plate)
)
def assembly(self): def assembly(self):
return ( return (
cq.Assembly(name="gantry") cq.Assembly(name="gantry")
@ -298,6 +316,7 @@ class Gantry:
.add(self.right_bearing_mount, name="fixed bearing mount") .add(self.right_bearing_mount, name="fixed bearing mount")
.add(self.left_bearing_mount, name="floating bearing mount") .add(self.left_bearing_mount, name="floating bearing mount")
.add(self.stepper_mount, name="stepper mount") .add(self.stepper_mount, name="stepper mount")
.add(self.combined_front_plate, name="combined front plate")
) )
@ -309,7 +328,7 @@ carriage_h = 300
bolster_w = 30 bolster_w = 30
bolster_z = 25 bolster_z = 25
z_spacer_z = 10 z_spacer_z = inch(3 / 8) # 10
z_spacer_w = 40 z_spacer_w = 40
z_ballscrew_len = 400 z_ballscrew_len = 400