Allow passing in a key profile to lishi_template

This commit is contained in:
Adam Goldsmith 2022-03-01 16:59:44 -05:00
parent dcab806632
commit 428f5f03be

View File

@ -32,7 +32,7 @@ notch_height = 1.5
notch_depth = 0.5
def lishi_template(spec: BittingSpecification, name: str, depth: float):
def lishi_template(spec: BittingSpecification, name: str, depth: float, profile: cq.Sketch):
key_guide_width = lishi_width/2 + side_thickness + spec.TFC - spec.BCC/2
result = (
@ -66,8 +66,7 @@ def lishi_template(spec: BittingSpecification, name: str, depth: float):
.tag("key_guide")
.edges("not <Y").fillet(corner_radius)
.faces(">X", tag="key_guide").vertices("<Z and <Y").workplane(centerOption="CenterOfMass").center(0, bottom_thickness + lishi_cutter_offset - depth)
# ideally, the key profile would be passed in as an argument
.rect(spec.key_thickness + extra_key_thickness, depth, centered=False).cutThruAll()
.placeSketch(profile).cutThruAll()
.union(result) # this seems like a fairly bad way to do this, but it does work
)
@ -86,5 +85,18 @@ def lishi_template(spec: BittingSpecification, name: str, depth: float):
spec = key_bittings.national_disc_tumbler
for name, depth in spec.depths.items():
result = lishi_template(spec, name, depth)
profile = (
cq.Sketch()
.push([((spec.key_thickness + extra_key_thickness)/2, depth/2)])
.rect(spec.key_thickness + extra_key_thickness, depth)
# notch to hold key straight
.push([(spec.key_thickness + extra_key_thickness - 0.5, 0.5 + 0.5)])
.rect(1, 1, mode="s")
# fillet inner corners
.reset().vertices("not(>X or <X)") .fillet(0.3)
)
result = lishi_template(spec, name, depth, profile)
exporters.export(result, f'national_disc_tumbler_{name}.stl')