def standoff(thickness):
"""
Stackable, gluable 3D printable standoff connector w/pivot axis.
"""
global standnumber
OT = (0, 0, 0)
OQ = (0, 0, 1, 0)
OP = (OT, OQ)
peg_height = 5.5
clearance = 3.2
base = solid.cylinder(r=4, h=thickness, segments = 100)
conn = solid.cylinder(r=1.9, h=peg_height, segments = 100)
#wtf??? can't get z axis on Joint to work, no matter what I put it just
#defaults to 0, so I'm going to orient everything at the origin.
anchor = Joint((0,0, -100),Z_JOINT_POSE[1],name="A")
b_placed = solid.translate([0,0,-thickness])(base)
unit = b_placed+ conn - solid.translate([0,0,-(clearance+ thickness)])(conn)
pm = PolyMesh(generator = unit)
stand = Body(
pose = OP,
joints = [anchor],
elts = [Layer(pm, name="lol", color = 'yellow')],
name = 'standoff'+str(standnumber)
)
standnumber = standnumber + 1
return stand, b_placed
def spacerMaker(radius, right, out, spacer, name):
s = solid.rotate(a = [-90, 0, 0])\
(solid.cylinder(r=outerD/2, h=spacer, segments = 20))
s1 = solid.rotate(a = [90, 0, 0])\
(solid.cylinder(r=innerD/2, h=3*spacer, segments = 20, center=True))
s = solid.difference()(s, s1)
"""s1 = solid.rotate(a = [90, 0, 0])\
(solid.cylinder(r=innerD/2, h=2*border, segments = 20))
s1 = solid.translate(v = [0, spacer+2*border, 0])(s1)
s = s + s1"""
if not out:
s = solid.translate(v = [0, -spacer, 0])(s)
off = radius - width
else:
off = radius
s = solid.translate(v = [0, off, 0])(s)
if right:
s = solid.rotate(a = [0, 0, -90])(s)
s = PolyMesh(generator=s)
s.save("heliodon/spacer" + name +".stl")
return s
def connector():
"""
Connector 2.0!!! comes in two better sized segments, now with indent!
"""
global pinnumber
OT = (0, 0, 0)
OQ = (0, 0, 1, 0)
OP = (OT, OQ)
base = solid.cylinder(r=4, h = 4, segments = 100)
conn = solid.cylinder(r = 1.9, h = 8, segments = 100 )
#8.2
anchor = Joint(
((0, 0, 8),Z_JOINT_POSE[1]),
name="pin"
)
bottom = base+ solid.translate([0,0,4])(conn)
cap = solid.translate([0,0,4+6.4])(base)
dimple_cap = cap - bottom
p1 = PolyMesh(generator = bottom)
p2 = PolyMesh(generator = dimple_cap)
#p1.save("pin.stl")
#p2.save("cap.stl")
poly = p1+p2
pin = Body(
pose = OP,
joints = [anchor],
elts = [Layer(poly, name='lol', color = 'blue')],
name = 'coupler'+str(pinnumber)
)
pinnumber = pinnumber + 1
return pin
def strunk(): c1 = solid.cylinder(r= 15, h = 70) c2 = solid.translate([9,0,0])(solid.cylinder(r=15, h= 70)) m1 = solid.translate([0,-15,0])(solid.cube([9,30,70])) total = join_list([c1,c2,m1]) total = solid.translate([0,0,84])(total) return total
def hJoint (right, out, name):
female = out
# Create the outer cylinder
j = solid.rotate(a = [-90, 0, 0])\
(solid.cylinder(r=outerD/2, h=width, segments = 20))
j = solid.translate(v = [0, 0, outerD/2])(j)
# Create the clamp
j = j + solid.cube([outerD,width,border])
j = j + solid.translate([0, 0, border+thick])\
(solid.cube([outerD,width,border]))
j = j - solid.translate(v = [0, 0, border])(solid.cube([outerD,width,thick+2*t]))
# Create the center hole
c = solid.rotate(a = [90, 0, 0])\
(solid.cylinder(r=innerD/2,center=True, h=2*width, segments=20))
if female:
if (right and out) or (not right and not out):
off = -(width-6)
else:
off = width-6
c = solid.translate(v = [0, width/2+off, outerD/2])(c)
else:
c = solid.translate(v = [0, width/2, outerD/2])(c)
j = solid.difference()(j, c)
if not female:
if (right and out) or (not right and not out):
off = -border
else:
off = border
c = solid.rotate(a = [90, 0, 0])\
(solid.cylinder(r=(outerD)/2-border,center=True, h=width, segments = 20))
c = solid.translate(v = [0, width/2+off, outerD/2])(c)
cube = solid.cube([outerD, width, 2*border+thick])
c = solid.difference()(c, \
solid.translate(v = [-outerD/2.0, 0, 0])(cube))
j = solid.difference()(j, c)
# Create bolt holes
j = solid.difference()(j,
solid.translate(v=[.65*outerD, width/2, 0])
(solid.cylinder(r=bolt/2, h = outerD, segments = 20)))
j = solid.difference()(j,
solid.translate(v=[.85*outerD, width/2, 0])
(solid.cylinder(r=bolt/2, h = outerD, segments = 20)))
# Support bar
# j = j + solid.translate(v = [-thick,0,border])(solid.cube([thick, width, thick+2*t]))
# Move and rotate
j = solid.translate(v=[0, 0, -border])(j)
if right:
j = solid.translate(v=[width, 0, 0])(solid.rotate(a=[0, 0, 90])(j))
j = PolyMesh(generator=j)
j.save("heliodon/joint" + name + ".stl")
return j
def make_stupid_connector():
"""
Make "smarter" by having a recessed point in the cap for
a glue hole, make more flush with bars.
"""
base = solid.cylinder(r=4, h = 2, segments = 100)
conn = solid.cylinder(r = 1.8, h = 6.8, segments = 100 )
bottom = base+ solid.translate([0,0,2])(conn)
p1 = PolyMesh(generator = bottom)
p2 = PolyMesh(generator = base)
p1.save("pin.stl")
p2.save("cap.stl")
def locked_offset():
global locked_count
name = "locked_" + str(locked_count)
locked_count +=1
j_name = "locked_joint_" + str(locked_count)
thickness = 6 #span 2 layers
peg_height = 3.2
clearance = 3.2
base = solid.cylinder(r=1.9, h=thickness, segments = 100)
conn1 = solid.cube([4/math.sqrt(2),4/math.sqrt(2),3],center=True)
conn2 = solid.cube([4/math.sqrt(2),4/math.sqrt(2),3],center=True)
#wtf??? can't get z axis on Joint to work, no matter what I put it just
#defaults to 0, so I'm going to orient everything at the origin.
b_placed = solid.translate([0,0,3])(base)
unit = b_placed + solid.translate([0,0,1.5])(conn1) + solid.translate([0,0,10.5])(conn2)
pm = PolyMesh(generator = unit)
pm.save("lock.stl")
j1 = Joint(
((0, 0, 12),NZ_JOINT_POSE[1]), #9
name=j_name
)
OT = (0, 0, 0)
OQ = (0, 0, 1, 0)
OP = (OT, OQ)
layers=Layer(
pm,
name="lol",
color='blue'
)
b = Body(pose=OP, elts=[layers],
joints=[j1], name=name)
return b, name, j_name
def create_servo_mount():
"""
right now designed to fit Jacobs institute model
"""
width = 6.5
length = 20.0
depth = 2.3
voffset = -18.5 - 9
left_bar = solid.cube([width,length,depth], center = True)
hole = solid.cylinder(r=2,h=10, center =True,segments = 100)
hole1 = solid.translate([0,4,0])(hole)
hole2 = solid.translate([0,-4,0])(hole)
left_bar = solid.difference()(left_bar, hole1)
left_bar = solid.difference()(left_bar, hole2)
right_bar = solid.cube([width,length,depth],center = True)
right_bar = solid.difference()(right_bar, hole1)
right_bar = solid.difference()(right_bar, hole2)
left_spread = -30.0
right_spread = 17.0
left_bar = solid.translate([left_spread, 0,-(depth/2 + voffset)])(left_bar)
right_bar = solid.translate([right_spread, 0 , -(depth/2+voffset)])(right_bar)
connector = solid.cube([(right_spread - left_spread) + width,width,depth],center=True)
placed_connector = solid.translate([(left_spread+right_spread)/2,-(length/2 +width/2), -(depth/2+voffset)])(connector)
total_mount = left_bar + placed_connector + right_bar
pl = PolyMesh(generator= total_mount)
attach_point1 = PolyMesh(generator =solid.translate([width, 0,0])(right_bar))
attach_point2 = PolyMesh(generator =solid.translate([-width, 0,0])(left_bar))
return pl, attach_point1, attach_point2
def create_support_bar(jt, offset):
"""
create a support bar to the point from the origin XY plane
account for default klann spacing for now.
plan on gluing two segments with acetone
"""
((dx,dy,dz),_) = jt.pose
placed_base = solid.translate([0,0,-offset])(solid.cylinder(r = 4, h = offset))
clevis_pin = solid.translate([0,0,-(offset+5.5)])(solid.cylinder(r=1.9, h = 5.5,segments=300))
total = placed_base + clevis_pin
translated = solid.translate([dx,dy,dz])(total)
pl = PolyMesh(generator=translated)
attach = PolyMesh(generator = solid.translate([dx,dy,dz])(placed_base))
return pl, attach
def create_crank_shaft(save = False):
"""
Oriented relative to the shaft that will be driven at the origin in
the +Z direction.
"""
global shaft_count
name = "shaft_" + str(shaft_count)
j_name = "shaft_joint_" + str(shaft_count)
mount_plate = solid.cylinder(r = 10, h= 3)
shaft = solid.cube([4/math.sqrt(2),4/math.sqrt(2),6], center = True)
shifted_shaft = solid.translate([0,0,3])(shaft)
total = mount_plate+shaft
pl = PolyMesh(generator=total)
if save:
pl.save("crank.stl")
j1 = Joint(
((0, 0, 0),Z_JOINT_POSE[1]),
name=j_name
)
OT = (0, 0, 0)
OQ = (0, 0, 1, 0)
OP = (OT, OQ)
layers=Layer(
pl,
name="lol",
color='blue'
)
b = Body(pose=OP, elts=[layers],
joints=[j1], name=name)
return b, name, j_name
def sarms(): hand = solid.sphere(r=4) arm = solid.translate([0,0,4])( solid.cylinder(r=4, h = 68)) shoulder = solid.translate([0,0,72])( solid.sphere(r=4)) a1 = hand+arm+shoulder a2 = solid.translate([50,0,70])(a1) a1 = solid.translate([-40,0,70])(a1) a1 = solid.rotate([0,10,0])(a1) a2 = solid.rotate([0,-10,0])(a2) return a1+a2
def arc(radius):
a = solid.difference()(
solid.cylinder(r=radius, h=thick, segments=48), solid.cylinder(r=radius-width, h=thick, segments=48))
a = solid.intersection()(a, solid.cube([radius, radius, thick]))
a = solid.difference()(a,
solid.translate(v=[.75*outerD, radius-width/2, 0])
(solid.cylinder(r=bolt/2, h=2*thick, segments=20, center=True)))
a = solid.difference()(a,
solid.translate(v=[radius-width/2, .75*outerD, width/2.0])
(solid.cylinder(r=bolt/2, h=2*thick, segments=20, center=True)))
c = solid.translate(v=[radius-width/2, 0, 0])\
(solid.cylinder(r=bolt/2, h=2*thick, segments=20, center=True))
# Add bolt holes for fastening the two sheets of acryllic together
for step in range(1,3):
a = solid.difference()(a, solid.rotate(a = [0,0, step * 30])(c))
PolyLine(generator = solid.projection()(a)).save("heliodon/a" + str(radius) + ".dxf")
return PolyMesh(generator=a)
def ssupport(): arch1 ,thet1, rad1= circle_arch(30.0, 5.0, 3) arch1 = solid.translate([14,-28/2,0])(solid.rotate([0,0, -thet1/2])(arch1)) arch2 = solid.translate([0,0,1])(arch1) arch3 = solid.translate([0,0,-1])(arch1) arch1 = join_list([arch1, arch2, arch3]) pillar1 = solid.rotate([0,90,0])(solid.cylinder(r=2, h=35) ) pillar1 = pillar1 - solid.translate([-1,0,-3])(solid.cube([37,4, 8])) pillar2 = solid.rotate([180,0,0])(solid.translate([0,28])(pillar1)) return join_list([arch1, pillar1, pillar2])
def splanter():
bucket = solid.cylinder( r= 8, h= 9)- solid.translate([0,0,2])(solid.cylinder(r=7, h=9))
hole = solid.cylinder(r=.5, h= 2)
bottom_holes = []
for i in range(10):
for j in range(10):
x= 2*i-7
y= 2*j - 7
if x**2 + y**2<(6.5)**2:
bottom_holes+=[solid.translate([x,y,-1])(hole)]
bucket -= join_list(bottom_holes)
wall_holes = []
wallh = solid.translate([7,0,1.5])(solid.rotate([0,90,0])(hole))
for i in range(12):
wall_holes += [solid.rotate([0,0,i*30])(wallh)]
wall_ho = join_list(wall_holes)
bucket -= wall_ho
bucket -= solid.translate([0,0,2])(solid.rotate([0,0,15])(wall_ho))
bucket = solid.color("SaddleBrown")(bucket)
return bucket
def create_offset():
"""
Oriented relative to the shaft that will be driven at the origin in
the +Z direction.
TODO: Consider refactoring into mechanism with joint at O.
"""
global offset_count
name = "offset_" + str(offset_count)
offset_count +=1
j_name = "offset_joint_" + str(offset_count)
thickness = 6 #span 2 layers
peg_height = 5.5
clearance = 3.2
base = solid.cylinder(r=4, h=thickness, segments = 100)
conn = solid.cylinder(r=1.9, h=peg_height, segments = 100)
#wtf??? can't get z axis on Joint to work, no matter what I put it just
#defaults to 0, so I'm going to orient everything at the origin.
b_placed = solid.translate([0,0,-thickness])(base)
unit = b_placed+ conn - solid.translate([0,0,-(clearance+ thickness)])(conn)
pm = PolyMesh(generator = unit)
pm.save("offset.stl")
j1 = Joint(
((0, 0, 0),NZ_JOINT_POSE[1]),
name=j_name
)
OT = (0, 0, 0)
OQ = (0, 0, 1, 0)
OP = (OT, OQ)
layers=Layer(
pm,
name="lol",
color='blue'
)
b = Body(pose=OP, elts=[layers],
joints=[j1], name=name)
return b, name, j_name
def create_shaft_connector():
"""
Oriented relative to the shaft that will be driven at the origin in
the +Z direction.
TODO: Consider refactoring into mechanism with joint at O.
"""
mount_plate = solid.cylinder(r = 10, h= 3)
shaft = solid.translate([-2,-2,0])(solid.cube([4,4,20]))
shifted_shaft = solid.translate([0,0,3])(shaft)
total = mount_plate+shaft
pl = PolyMesh(generator=total)
return pl
def produce_slice(lower, upper, outer_offset=0.0):
res = []
step = (upper - lower) / slice_steps
for i, f in enumerate(frange(lower, upper, step)):
r1 = cone_at(f)
r2 = cone_at(f + step)
offset = i * step + outer_offset
res.append(
solid.translate([0, 0, offset])(
solid.cylinder(h=step, r1=r1, r2=r2)
)
)
return res
def genAsOpenscad(self): """Generates cone geometry as solid python object. Useful if geometry is used to be passed to openscad. Returns: solid.solidpython.openscad_object: Solid python object. """ z=self.getZExtend() cone=solid.translate([self.center[0],self.center[1],min(z)])(solid.cylinder(r1=self.lowerRadius,h=self.height,r2=self.upperRadius)) return cone
def genAsOpenscad(self): """Generates cylinder geometry as solid python object. Useful if geometry is used to be passed to openscad. Returns: solid.solidpython.openscad_object: Solid python object. """ z=self.getZExtend() cylinder=solid.translate([self.center[0],self.center[1],min(z)])(solid.cylinder(r=self.radius,h=abs(self.height))) return cylinder
def rationalize_segment(seg,joints,name, state= {}, is_locked = False):
p1 = seg
p2 = seg
if type(seg) != Point:
p1 = seg.p1
p2 = seg.p2
buff = 6
thickness = 3
p1x = p1.x.evalf(subs=state)
p1y = p1.y.evalf(subs=state)
p2x = p2.x.evalf(subs=state)
p2y = p2.y.evalf(subs=state)
c = solid.cylinder(r= buff, h =thickness, segments =100)
c1 = solid.translate([p1x, p1y, 0])(c)
c2 = solid.translate([p2x, p2y, 0])(c)
link = solid.hull()(c1,c2)
OT = (0, 0, 0)
OQ = (0, 0, 1, 0)
OP = (OT, OQ)
pm = PolyMesh(generator=link)
for joint in joints:
if is_locked:
pm = square_neg(pm,joint)
else:
pm = clevis_neg(pm,joint)
if "conn" in name:
#this is a connector joint
pm = add_servo_mount(pm)
layers=Layer(
pm,
name="lol",
color='green'
)
link_body = Body(pose=OP, elts=[layers],
joints=joints, name=name)
return link_body
def hexfield(R, sep, thick, xmax, ymax): list = [] h1=numpy.array((0,1,0)) h2=numpy.array((.5*3**.5,-.5,0)) total = R * 3**.5 + sep i=0 j=0 move = h1*j*total+h2*i*total while move[0] <= xmax: while move[1] <= ymax: list_move = numpy_to_list(move) hex = solid.cylinder(r=R, h=thick, segments=6) hex = solid.translate(list_move)(hex) list +=[hex] j+=1 move = h1*j*total+h2*i*total #print move i+=1 j=0 move = h1*j*total+h2*i*total field = join_list(list) field = solid.translate([0,0,-1])(field) return field
bolt_z = height / 2.0
bolt1_y = bolt_from_edge - outer_rad
bolt2_y = square_width + outer_rad - bolt_from_edge
bolt_base1_y = (bolt_base_dia / 2.0) - outer_rad
bolt_base2_y = square_width + outer_rad - (bolt_base_dia / 2.0)
bolt_base_depth = depth * 0.66
# rotation of bolt base to merge into the side
bolt_base_angle = math.degrees(math.atan2(
bolt_base_depth, bolt_base_dia / 2.0))
hnt = nt / 2.0 # half nested tolerance
# body centre
body = s.cube(size=[depth, square_width, height])
# body round edge 1
body += u.up(outer_rad)(s.rotate(a=[0, 90, 0])(
s.cylinder(r=outer_rad, h=depth, segments=segments)
))
# body round edge 2
body += u.forward(square_width)(u.up(outer_rad)(s.rotate(a=[0, 90, 0])(
s.cylinder(r=outer_rad, h=depth, segments=segments)
)))
# inner to subtract from the body for the body
inner = s.cube(
size=[depth - wall_width, square_width, height - walls_width]
)
inner += u.up(inner_rad)(s.rotate(a=[0, 90, 0])(
s.cylinder(r=inner_rad, h=depth - wall_width, segments=segments)
))
inner += u.forward(square_width)(u.up(inner_rad)(
s.rotate(a=[0, 90, 0])(
a1 = hand+arm+shoulder a2 = solid.translate([50,0,70])(a1) a1 = solid.translate([-40,0,70])(a1) a1 = solid.rotate([0,10,0])(a1) a2 = solid.rotate([0,-10,0])(a2) return a1+a2 def shead(): head = solid.translate([-8,-13,181-27])(solid.cube([24,24,27])) return head out_file = make_output() rod = solid.translate([70,0,0])(solid.cylinder(r= 10, h = 181 )) rod = solid.color([0,0,0])(rod) trunk = strunk() legs = slegs() head = shead() arms = sarms() body = [trunk, head, legs, arms] body = solid.color([.1,.9,.1])(join_list(body)) object = [rod, body] print>>out_file, solid.scad_render(join_list(object)) # object=[] # for i in range(100): # x = int( math.cos(float(i)/5)*10+10)
def clevis_neg(poly, joint):
transform = matrix_pose(joint.pose)
h_hole = PolyMesh(generator=solid.cylinder(r=2, h=20, segments=100,center =True))
tf_snap_sub = transform * h_hole
return poly - tf_snap_sub
g = float(color[1])/255 b = float(color[2])/255 return [r,g,b] ### out_file = make_output() clearance = 15 width = 70 length = 120 thick = 20 depth = 40 leg1 = solid.translate([8,8,0])(solid.cylinder(r=4, h=clearance)) leg2 = solid.translate([8,width-8,0])(solid.cylinder(r=4, h=clearance)) leg3 = solid.translate([length-8,8,0])(solid.cylinder(r=4, h=clearance)) leg4 = solid.translate([length-8,width-8,0])(solid.cylinder(r=4, h=clearance)) legs = join_list([leg1, leg2, leg3, leg4]) legs = solid.color([0,0,0])(legs) table = solid.cube([length,width,thick]) table -= solid.translate([depth+3,-1,3])(solid.cube([length+1-depth ,width+2,thick-6])) table -= solid.translate([-1,3,3])(solid.cube([depth,width-6,thick-6])) table = solid.translate([0,0,clearance])(table) table = solid.color(t55_to_1([140,80,33]))(table) mid = solid.translate([length-20,width/2,clearance])(solid.color([0,0,0])(solid.cylinder(r=5,h=thick-1))) glass = solid.translate([0,0,clearance+thick])(solid.color([1,1,1,.3])(solid.cube([length,width,3])))
v.screw_length = s.var(10,
comment='Length of thread to be inside spacer.',
end_comment='[3:45]')
v.head_hole_height = s.var('spacer_height - screw_length')
body = s.cube(size=[spacer_depth, spacer_width, v.spacer_height])
slot = u.up(3)(s.cube(size=[spacer_depth, 10, 2]))
slot_round = u.back(1)(u.up(2)(
s.rotate(a=v.spacer_height, v=[1, 0, 0])(
s.cube(size=[spacer_depth, 4, 4])
)
))
screw_hole = u.forward(5)(
s.cylinder(r=v.screw_head_radius, h=v.head_hole_height, segments=32) +
u.up(v.head_hole_height)(
s.cylinder(r=v.screw_radius, h=v.screw_length, segments=32)
)
)
screw_hole_1 = u.right(screw_offset)(screw_hole)
screw_hole_2 = u.right(screw_offset_2)(screw_hole)
wire_run = u.up(20)(s.cube(size=[spacer_depth, 4, 9]))
final = body - slot - slot_round - screw_hole_1 - screw_hole_2 - wire_run
s.scad_render_to_file(final, __file__.replace('.py', '.scad'), variables=v)
def slegs(): l1= solid.translate([-3,0,0])(solid.cylinder(r=5, h= 84)) l2= solid.translate([13,0,0])(l1) out = l1+l2 return out
### new subroutines ### ''' heights 0-1, base 1-4, lighting 5-6 floor/pane 7-top, chamber ''' out_file = make_output() orange = t55_to_1([255,127,0]) battery = solid.color([1,0,0])(solid.cylinder(r=1,h=3)) battery += solid.color([0,0,0])(solid.translate([0,0,3])(solid.cylinder(r=1,h=3))) battery = solid.translate([11,2,2])(solid.rotate([0,90,0])(battery)) led = solid.cylinder(r=1,h=1, segments = 20) led += solid.translate([0,0,1])(solid.sphere(r=1, segments= 20)) wire = solid.cube([.2,.2,1]) led += solid.translate([-.1,.8,-1])(wire)+ solid.translate([-.1,-1,-1])(wire) led = solid.color(orange)(led) led2 = solid.translate([5,3,1.5])(led) led = solid.translate([9,3,1.5])(led) vessel = solid.cube([20,7,15])- solid.translate([1,1,1])(solid.cube([18,5,15])) vessel -= solid.translate([1,-1,6])(solid.cube([18,3,10])) vessel -= solid.translate([.5,.25,5.5])(solid.cube([19,.5,10])) vessel -= solid.translate([1,1,1])(solid.cube([20,5,3]))
def save(self, file):
# Add screws
screw_head_radius = 3.0
screw_head_length = 2.5
screw_shaft_radius = 1.40 # 2.8mm diameter = 0.3mm extra
screw_shaft_length = 15.0
head = sc.translate([0,0,screw_shaft_length])(
sc.cylinder(h=screw_head_length + 100, r=screw_head_radius, segments=self._round_segments)
)
shaft = sc.cylinder(h=screw_shaft_length + 0.1, r=screw_shaft_radius, segments=self._round_segments)
screw_down = sc.translate([0,0,-screw_shaft_length - screw_head_length])(
sc.union()(head,shaft)
)
# Origin is top of screw
screw_side = sc.rotate([0,90,0])(screw_down)
sc.scad_render_to_file(screw_side, "screw.scad", include_orig_code=False)
# Place 4 screws in the right side
screw_recess_side = 1.0
assert screw_recess_side < self._thickness_xy
side_thick = self._thickness_xy - self._board_slot
ymin = self._board_bbox.bot() - self._board_slot - side_thick/2.0
ymax = self._board_bbox.top() + self._board_slot + side_thick/2.0
zmin = -self.cavity_bot - self._thickness_z + screw_head_radius + self._min_screw_material
zmax = self.cavity_top - self._thickness_z - screw_head_radius
x = self._board_bbox.right() + self._thickness_xy + 1.0
# Add screws to the side
for y in [ymin, ymax]:
for z in [zmin, zmax]:
self._case -= sc.translate([x,y,z])(screw_side)
print "Free material around side screws: {0}mm".\
format(self._thickness_xy - self._board_slot - 2*screw_shaft_radius)
# Add screws to the top
screw_recess_top = 0
assert screw_recess_top < self._thickness_z
min_screw_depth = 3.0
#Lowest depth screw can possibly go
zmin = self.cavity_top + screw_head_length + min_screw_depth
z_want = self.cavity_top + self._thickness_z - screw_recess_top
z = max(zmin, z_want)
ys = [self._board_bbox.top() + self._board_slot + (self._thickness_xy - self._board_slot)/2.0,
self._board_bbox.bot() - self._board_slot - (self._thickness_xy - self._board_slot)/2.0]
xs = [self._board_bbox.left() + screw_head_radius, self._board_bbox.right() - screw_shaft_length - 1.0]
for y in ys:
for x in xs:
self._case -= sc.translate([x,y,z])(screw_down)
#Top area: top of the case
top_area_select = self._board_bbox.copy().pad(self._thickness_xy*2)
top_area_select = rect2scad(top_area_select, self._thickness_z + 0.1, self.cavity_top - 0.05)
# main_area is the case without the top or side
main_area = self._board_bbox.copy()
main_area.bounds[0][0] -= self._thickness_xy*2
main_area.bounds[0][1] -= self._thickness_xy*2
main_area.bounds[1][0] -= 0.05 #So we don't have a degenerate face
main_area.bounds[1][1] += self._thickness_xy*2
main_area = rect2scad(main_area, self.height * 2, z_start = -self.height - 10)
#Add screws to hold down the board
remove_top = self._board_bbox.copy().pad(self._thickness_xy*2)
remove_top = rect2scad(remove_top, self.height, self.cavity_top + 0.05)
x = self._board_bbox.left() + (self._board_bbox.width + self._board_slot*2)/2.0
ys = [self._board_bbox.bot() - screw_shaft_radius - 0.5,
self._board_bbox.top() + screw_shaft_radius + 0.5]
z = screw_head_length
for y in ys:
self._case -= (sc.translate([x,y,z])(screw_down) - remove_top)
print "Board screw location: ({0}, {1})".format(x,y)
# Separate out the sides of the case
main_part = self._case * main_area
side = self._case - (main_area + top_area_select) # Side of the case, first part to screw on
#The top of the case (screwed on after the side)
top = self._case * top_area_select
main_part -= top_area_select
sc.scad_render_to_file(top, "top." + file, include_orig_code=False)
sc.scad_render_to_file(main_part, "main." + file, include_orig_code=False)
sc.scad_render_to_file(side, "side." + file, include_orig_code=False)
exploded = sc.union()(
main_part,
sc.translate([40,0,0])(side),
sc.translate([0,0,40])(top)
)
sc.scad_render_to_file(exploded, "exploded." + file, include_orig_code=False)
sc.scad_render_to_file(self._case, file, include_orig_code=False)
bucket -= wall_ho
bucket -= solid.translate([0,0,2])(solid.rotate([0,0,15])(wall_ho))
bucket = solid.color("SaddleBrown")(bucket)
return bucket
###
out_file = make_output()
'''
light measurements
123 cm long
15 cm wide
5 cm tall
1:30 slope, or 6 degree slant.
'''
light = solid.cube([5,15,123])- solid.translate([1,1,1])(solid.cube([5,13,121]))
light = solid.color([.4,.4,.4])(light)
tube1 = solid.color([1,1,1])(solid.translate([4,4,1])(solid.cylinder(r=2, h=121)))
tube2 = solid.translate([0,6,0])(tube1)
trough = solid.color([.4,.4,.4])(solid.translate([15,-2.5,0])(solid.cube([10,20,123])))
trough -= solid.translate([16,-1.5,-1])(solid.cube([8,18,125]))
thole = solid.translate([14,7.5,10])(solid.rotate([0,90,0])(solid.cylinder(r=8, h = 5) ))
tslots = []
for i in range(6):
tslots += [solid.translate([0,0,i*18])(thole)]
trough -= solid.translate([0,0,7])(join_list(tslots))
bucket = solid.translate([22.5,7.5,10])(solid.rotate([0,-90,0])(splanter()))
bslots = []
for i in range(6):
bslots += [solid.translate([0,0,i*18])(bucket)]
