Electrnics assembly

This commit is contained in:
Leni Aniva 2025-05-30 14:20:25 -07:00
parent 80730a9c5a
commit e4cfc71f1a
Signed by: aniva
GPG Key ID: D5F96287843E8DFB
2 changed files with 341 additions and 186 deletions

View File

@ -100,6 +100,13 @@ class BatteryBox18650(Item):
def name(self) -> str:
return f"BatteryBox 18650*{self.n_batteries}"
@property
def holes(self) -> list[Cq.Location]:
return [
Cq.Location.from2d(0, self.hole_dy),
Cq.Location.from2d(0, -self.hole_dy),
]
@property
def role(self) -> Role:
return Role.ELECTRONIC
@ -144,8 +151,8 @@ class BatteryBox18650(Item):
)
result -= hole.moved(0, self.hole_dy)
result -= hole.moved(0, -self.hole_dy)
result.tagAbsolute("holeT1", (0, self.hole_dy, self.thickness), direction="+Z")
result.tagAbsolute("holeT2", (0, -self.hole_dy, self.thickness), direction="+Z")
result.tagAbsolute("holeB1", (0, self.hole_dy, 0), direction="-Z")
result.tagAbsolute("holeB2", (0, -self.hole_dy, 0), direction="-Z")
result.tagAbsolute("holeT0", (0, self.hole_dy, self.thickness), direction="+Z")
result.tagAbsolute("holeT1", (0, -self.hole_dy, self.thickness), direction="+Z")
result.tagAbsolute("holeB0", (0, self.hole_dy, 0), direction="-Z")
result.tagAbsolute("holeB1", (0, -self.hole_dy, 0), direction="-Z")
return result

View File

@ -284,7 +284,9 @@ class Onbashira(Model):
# Gap between the inner and outer bearing disks
bearing_gap: float = 10.0
bearing_disk_gap: float = 10.0
bearing_spindle_max_diam: float = 13.0
bearing_spindle_max_diam: float = 16.0
bearing_spindle_ext: float = 5.0
bearing_spindle_gap: float = 0.2
bearing_gasket_extend: float = 12.0
bearing_disk_thickness: float = 25.4 / 16
@ -314,6 +316,13 @@ class Onbashira(Model):
battery_box: BatteryBox18650 = BatteryBox18650()
controller: ArduinoUnoR3 = ArduinoUnoR3()
controller_loc: Cq.Location = Cq.Location.from2d(-30, -35, 90)
battery_box_locs: list[Cq.Location] = field(default_factory=lambda: [
Cq.Location.from2d(70, -35, 90),
Cq.Location.from2d(140, -35, 90),
Cq.Location.from2d(-70, -35, 90),
Cq.Location.from2d(-140, -35, 90),
])
# Distance between bind point and motor's mount points
motor_driver_radius: float = 110.0
@ -547,6 +556,7 @@ class Onbashira(Model):
return (
Cq.Sketch()
.circle(r + gap)
.circle(self.motor.diam_ring/2, mode="s")
.regularPolygon(r, self.n_side, mode="c", tag="corner")
.vertices(tag="corner")
.circle(BOLT_COMMON.diam_thread/2, mode="s")
@ -573,107 +583,6 @@ class Onbashira(Model):
result.tagAbsolute(f"holeB{i}", (x, -y, 0), direction="-Z")
return result
@assembly()
def assembly_motor(self) -> Cq.Assembly:
a = (
Cq.Assembly()
.addS(
self.motor.generate(),
name="motor",
role=Role.MOTOR,
)
.addS(
self.flange_coupler.generate(),
name="flange_coupler",
role=Role.CONNECTION | Role.STRUCTURE,
material=self.material_fastener,
)
.addS(
self.motor_driver_disk(),
name="driver_disk",
role=Role.CONNECTION | Role.STRUCTURE,
material=self.material_auxiliary,
)
.addS(
self.motor_mount_plate(),
name="mount_plate",
role=Role.CONNECTION | Role.STRUCTURE,
material=self.material_auxiliary,
)
.constrain(
"mount_plate?anchor1",
"motor?anchor1",
"Plane",
)
.constrain(
"mount_plate?anchor2",
"motor?anchor2",
"Plane",
)
.constrain(
"flange_coupler?top",
"motor?shaft",
"Axis"
)
.constrain(
"flange_coupler?dir",
"motor?dir",
"Plane",
param=0,
)
)
for i in range(self.flange_coupler.n_hole_flange):
j = self.flange_coupler.n_hole_flange - i - 1
a = a.constrain(
f"flange_coupler?holeB{i}",
f"driver_disk?holeB{j}",
"Plane",
)
# Add the motor seats
assert self.n_side % 2 == 0
for i in range(self.n_side // 2):
name_seat = f"seat{i}"
a = (
a.addS(
self.motor_seat(),
name=name_seat,
role=Role.STRUCTURE,
material=self.material_brace
)
.constrain(
f"{name_seat}?holeMF1",
f"mount_plate?holeB{i*2}",
"Plane"
)
.constrain(
f"{name_seat}?holeMF2",
f"mount_plate?holeB{i*2+1}",
"Plane"
)
)
for i in range(self.n_side):
name_coupler = f"coupler{i}"
a = (
a.addS(
self.motor_coupler(),
name=name_coupler,
role=Role.CONNECTION,
material=self.material_brace,
)
.constrain(
f"{name_coupler}?holeB1",
f"driver_disk?holeCOF{i}",
"Plane",
)
.constrain(
f"{name_coupler}?holeB2",
f"driver_disk?holeCIF{i}",
"Plane",
)
)
return a.solve()
@target(name="stator-coupler")
def stator_coupler(self) -> Cq.Workplane:
"""
@ -811,7 +720,7 @@ class Onbashira(Model):
self.bearing_track_radius, self.n_bearing_balls,
mode="c", tag="corners")
.vertices(tag="corners")
.circle(BOLT_BEARING.diam_thread, mode="s")
.circle(BOLT_BEARING.diam_thread/2, mode="s")
)
def bearing_gasket(self) -> Cq.Workplane:
return (
@ -821,13 +730,6 @@ class Onbashira(Model):
)
@target(name="pipe", kind=TargetKind.DXF)
def pipe(self) -> Cq.Sketch:
"""
The rotating pipes. Purely for decoration
"""
pass
@target(name="stator-spacer")
def stator_spacer(self) -> Cq.Solid:
outer = Cq.Solid.makeCylinder(
@ -854,28 +756,29 @@ class Onbashira(Model):
@property
def bearing_spindle_height(self) -> float:
h = self.bearing_disk_gap + 2 * self.bearing_disk_thickness
return h * 2
return h + self.bearing_spindle_ext * 2
@target(name="bearing-spindle")
def bearing_spindle(self) -> Cq.Solid:
r1 = self.bearing_gap / 2
r2 = self.bearing_spindle_max_diam
h = self.bearing_disk_gap + 2 * self.bearing_disk_thickness
cone1 = Cq.Solid.makeCylinder(
radius=r1,
r2 = self.bearing_spindle_max_diam / 2
h = self.bearing_disk_gap
cone = Cq.Solid.makeCone(
radius1=r2,
radius2=r1,
height=h/2,
)
cone2 = Cq.Solid.makeCone(
radius1=r1,
radius2=r2,
height=h/2,
cyl = Cq.Solid.makeCylinder(
radius=r1,
height=self.bearing_spindle_ext + self.bearing_disk_thickness,
pnt=(0, 0, h/2)
)
hole = Cq.Solid.makeCylinder(
radius=(BOLT_BEARING.diam_thread + 1)/2,
radius=(BOLT_BEARING.diam_thread + self.bearing_spindle_gap)/2,
height=h*2
).moved(0, 0, -h)
top = (cone1 + cone2.moved(0, 0, h/2)) - hole
return top + top.rotate((0,0,0),(1,0,0),180)
top = cone + cyl - hole
return top + top.mirror("XY")
def barrel(self) -> Cq.Compound:
"""
@ -990,59 +893,7 @@ class Onbashira(Model):
)
return a
@target(name="turning-bar")
def turning_bar(self) -> Cq.Workplane:
"""
Converts the longitudinal/axial mount points on angle joints to
transverse mount points to make them more suitable for electronics.
"""
_, dx = self.angle_joint_bind_pos.to2d_pos()
t = 8
w = self.turning_bar_width
result = (
Cq.Workplane()
.box(
length=dx*2 + w,
width=w,
height=t,
centered=(True, True, False)
)
)
flange = Cq.Solid.makeBox(
length=w,
width=t,
height=w/2,
).moved(-w/2, -t, -w/2) + Cq.Solid.makeCylinder(
radius=w/2,
height=t,
pnt=(0, -t, -w/2),
dir=(0, 1, 0),
)
remover = Cq.Solid.makeCylinder(
radius=BOLT_COMMON.diam_thread/2,
height=w,
)
removerf = Cq.Solid.makeCylinder(
radius=BOLT_COMMON.diam_thread/2,
height=w*2,
pnt=(0, -w, -w/2),
dir=(0, 1, 0),
)
dxe = self.electronic_mount_dx
result = (
result
+ flange.moved(dx, w/2, 0)
+ flange.moved(-dx, w/2, 0)
- remover.moved(dxe, 0, 0)
- remover.moved(-dxe, 0, 0)
- removerf.moved(dx, 0, 0)
- removerf.moved(-dx, 0, 0)
)
result.tagAbsolute("holeBO1", (dx, w/2, -w/2), direction="+Y")
result.tagAbsolute("holeBO2", (-dx, w/2, -w/2), direction="+Y")
result.tagAbsolute("holeMO1", (dxe, 0, t))
result.tagAbsolute("holeMO2", (-dxe, 0, t))
return result
### Motor ###
@target(name="motor-seat")
def motor_seat(self) -> Cq.Workplane:
@ -1240,6 +1091,303 @@ class Onbashira(Model):
return result
@assembly()
def assembly_motor(self) -> Cq.Assembly:
a = (
Cq.Assembly()
.addS(
self.motor.generate(),
name="motor",
role=Role.MOTOR,
)
.addS(
self.flange_coupler.generate(),
name="flange_coupler",
role=Role.CONNECTION | Role.STRUCTURE,
material=self.material_fastener,
)
.addS(
self.motor_driver_disk(),
name="driver_disk",
role=Role.CONNECTION | Role.STRUCTURE,
material=self.material_auxiliary,
)
.addS(
self.motor_mount_plate(),
name="mount_plate",
role=Role.CONNECTION | Role.STRUCTURE,
material=self.material_auxiliary,
)
.constrain(
"mount_plate?anchor1",
"motor?anchor1",
"Plane",
)
.constrain(
"mount_plate?anchor2",
"motor?anchor2",
"Plane",
)
.constrain(
"flange_coupler?top",
"motor?shaft",
"Axis"
)
.constrain(
"flange_coupler?dir",
"motor?dir",
"Plane",
param=0,
)
)
for i in range(self.flange_coupler.n_hole_flange):
j = self.flange_coupler.n_hole_flange - i - 1
a = a.constrain(
f"flange_coupler?holeB{i}",
f"driver_disk?holeB{j}",
"Plane",
)
# Add the motor seats
assert self.n_side % 2 == 0
for i in range(self.n_side // 2):
name_seat = f"seat{i}"
a = (
a.addS(
self.motor_seat(),
name=name_seat,
role=Role.STRUCTURE,
material=self.material_brace
)
.constrain(
f"{name_seat}?holeMF1",
f"mount_plate?holeB{i*2}",
"Plane"
)
.constrain(
f"{name_seat}?holeMF2",
f"mount_plate?holeB{i*2+1}",
"Plane"
)
)
for i in range(self.n_side):
name_coupler = f"coupler{i}"
a = (
a.addS(
self.motor_coupler(),
name=name_coupler,
role=Role.CONNECTION,
material=self.material_brace,
)
.constrain(
f"{name_coupler}?holeB1",
f"driver_disk?holeCOF{i}",
"Plane",
)
.constrain(
f"{name_coupler}?holeB2",
f"driver_disk?holeCIF{i}",
"Plane",
)
)
return a.solve()
### Electronics ###
@property
def turning_bar_hole_dy(self) -> float:
"""
Distance between centre of mounting holes in the turning bar and top of
the side panels.
"""
panel_to_mount = self.angle_joint_flange_thickness / 2 - self.angle_joint_gap / 2
return panel_to_mount + self.turning_bar_width / 2
@target(name="turning-bar")
def turning_bar(self) -> Cq.Workplane:
"""
Converts the longitudinal/axial mount points on angle joints to
transverse mount points to make them more suitable for electronics.
"""
_, dx = self.angle_joint_bind_pos.to2d_pos()
t = 8
w = self.turning_bar_width
result = (
Cq.Workplane()
.box(
length=dx*2 + w,
width=w,
height=t,
centered=(True, True, False)
)
)
flange = Cq.Solid.makeBox(
length=w,
width=t,
height=w/2,
).moved(-w/2, -t, -w/2) + Cq.Solid.makeCylinder(
radius=w/2,
height=t,
pnt=(0, -t, -w/2),
dir=(0, 1, 0),
)
remover = Cq.Solid.makeCylinder(
radius=BOLT_COMMON.diam_thread/2,
height=w,
)
removerf = Cq.Solid.makeCylinder(
radius=BOLT_COMMON.diam_thread/2,
height=w*2,
pnt=(0, -w, -w/2),
dir=(0, 1, 0),
)
dxe = self.electronic_mount_dx
result = (
result
+ flange.moved(dx, w/2, 0)
+ flange.moved(-dx, w/2, 0)
- remover.moved(dxe, 0, 0)
- remover.moved(-dxe, 0, 0)
- removerf.moved(dx, 0, 0)
- removerf.moved(-dx, 0, 0)
)
result.tagAbsolute("holeBO1", (dx, w/2, -w/2), direction="+Y")
result.tagAbsolute("holeBO2", (-dx, w/2, -w/2), direction="+Y")
result.tagAbsolute("holeMO1", (dxe, 0, t))
result.tagAbsolute("holeMO2", (-dxe, 0, t))
return result
@target(name="electronics-panel1", kind=TargetKind.DXF)
def profile_electronics_panel1(self) -> Cq.Sketch:
hole_dy = self.turning_bar_hole_dy
hole_dx = self.electronic_mount_dx
l = self.side_length3 - hole_dy * 2 + 12
y = self.side_length3 - hole_dy * 2
w = self.side_width
controller_holes = [
self.controller_loc * Cq.Location.from2d(*h).flip_y()
for h in self.controller.holes
]
battery_box_holes = [
loc * h
for h in self.battery_box.holes
for loc in self.battery_box_locs
]
profile = (
Cq.Sketch()
.rect(l, w)
.rect(y, hole_dx * 2, mode="c", tag="corner")
.vertices(tag="corner")
.circle(BOLT_COMMON.diam_thread/2, mode="s")
.reset()
.push([
h.to2d_pos() for h in controller_holes
] + [
h.to2d_pos() for h in battery_box_holes
])
.circle(self.controller.hole_diam/2, mode="s")
)
return profile
def electronics_panel1(self) -> Cq.Workplane:
hole_dy = self.turning_bar_hole_dy
hole_dx = self.electronic_mount_dx
l = self.side_length3
t = self.side_thickness
result = (
Cq.Workplane()
.placeSketch(self.profile_electronics_panel1())
.extrude(t)
)
x = l/2 - hole_dy
for side, z, d in [("T", t, "+Z"), ("B", 0, "-Z")]:
result.tagAbsolute(f"holeLP{side}", (-x, hole_dx, z), direction=d)
result.tagAbsolute(f"holeLS{side}", (-x, -hole_dx, z), direction=d)
result.tagAbsolute(f"holeRP{side}", (x, -hole_dx, z), direction=d)
result.tagAbsolute(f"holeRS{side}", (x, hole_dx, z), direction=d)
for (i, h) in enumerate(self.controller.holes):
loc = self.controller_loc * Cq.Location.from2d(*h).flip_y()
hx, hy = loc.to2d_pos()
result.tagAbsolute(f"holeController{i}", (hx, hy, t), direction="+Z")
for (j, loc) in enumerate(self.battery_box_locs):
for (i, h) in enumerate(self.battery_box.holes):
loch = loc * h
hx, hy = loch.to2d_pos()
result.tagAbsolute(f"holeBB{j}_{i}", (hx, hy, t), direction="+Z")
return result
@assembly()
def assembly_electronics1(self) -> Cq.Assembly:
name_barL = "barL"
name_barR = "barR"
name_panel = "panel"
name_controller = "controller"
a = (
Cq.Assembly()
.addS(
self.turning_bar(),
name=name_barL,
material=self.material_brace,
role=Role.STRUCTURE,
)
.addS(
self.turning_bar(),
name=name_barR,
material=self.material_brace,
role=Role.STRUCTURE,
)
.addS(
self.electronics_panel1(),
name=name_panel,
material=self.material_auxiliary,
role=Role.STRUCTURE,
)
.add(
self.controller.assembly(),
name=name_controller,
)
.constrain(
f"{name_panel}?holeLPB",
f"{name_barL}?holeMO1",
"Plane"
)
.constrain(
f"{name_panel}?holeLSB",
f"{name_barL}?holeMO2",
"Plane"
)
.constrain(
f"{name_panel}?holeRPB",
f"{name_barR}?holeMO1",
"Plane"
)
.constrain(
f"{name_panel}?holeRSB",
f"{name_barR}?holeMO2",
"Plane"
)
)
for i in range(len(self.controller.holes)):
a = a.constrain(
f"{name_panel}?holeController{i}",
f"{name_controller}?conn{i}",
"Plane",
)
for j in range(len(self.battery_box_locs)):
name_box = f"battery_box{j}"
a = a.add(
self.battery_box.assembly(),
name=name_box
)
for i in range(len(self.battery_box.holes)):
a = a.constrain(
f"{name_panel}?holeBB{j}_{i}",
f"{name_box}?holeB{i}",
"Plane",
)
return a.solve()
### Side Panels
def profile_side_panel(
self,
@ -2086,17 +2234,17 @@ class Onbashira(Model):
a = a.add(self.assembly_motor(), name="motor")
if has_part(parts, "machine"):
a = a.add(self.assembly_machine(), name="machine")
if has_part(parts, "turning_bar"):
a = a.add(self.turning_bar(), name="turning_bar1")
if has_part(parts, ["turning_bar", "ring3"]):
if has_part(parts, "electronics1"):
a = a.add(self.assembly_electronics1(), name="electronics1")
if has_part(parts, ["electronics1", "ring3"]):
a = a.constrain(
f"turning_bar1?holeBO2",
f"ring3/side0?holeStatorL",
f"electronics1/barL?holeBO2",
f"ring3/side1?holeStatorL",
"Plane",
)
a = a.constrain(
f"turning_bar1?holeBO1",
f"ring3/side1?holeStatorL",
f"electronics1/barL?holeBO1",
f"ring3/side2?holeStatorL",
"Plane",
)