296 lines
12 KiB
Python
296 lines
12 KiB
Python
#!/usr/bin/python3
|
|
# Copyright (C) 2013-2016 Florian Festi
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
from boxes import *
|
|
|
|
class MotorEdge(edges.BaseEdge):
|
|
#def margin(self):
|
|
# return 30
|
|
def __call__(self, l, **kw):
|
|
self.polyline(
|
|
l-165, 45,
|
|
25*2**0.5, -45,
|
|
60, -45,
|
|
25*2**0.5, 45,
|
|
55)
|
|
|
|
class OutsetEdge(edges.OutSetEdge):
|
|
def startwidth(self):
|
|
return 20
|
|
|
|
class HangerEdge(edges.BaseEdge):
|
|
char = "H"
|
|
def margin(self):
|
|
return 40
|
|
|
|
def __call__(self, l, **kw):
|
|
self.fingerHolesAt(0, -0.5*self.thickness, l, angle=0)
|
|
self.polyline(0, -90,
|
|
30, 90,
|
|
70, 135,
|
|
2**0.5*12, 45,
|
|
35, -45,
|
|
2**0.5*4, -90,
|
|
2**0.5*4, -45,
|
|
l -28, 45,
|
|
2**0.5*5, 45, 5, -90)
|
|
|
|
class RollerEdge(edges.BaseEdge):
|
|
def margin(self):
|
|
return 20
|
|
def __call__(self, l, **kw):
|
|
m = 40+100
|
|
self.polyline((l-m)/2.0, -45,
|
|
2**0.5*20, 45,
|
|
100, 45,
|
|
2**0.5*20, -45,
|
|
(l-m)/2.0)
|
|
|
|
class RollerEdge2(edges.BaseEdge):
|
|
def margin(self):
|
|
return self.thickness
|
|
|
|
def __call__(self, l, **kw):
|
|
a = 30
|
|
f = 1/math.cos(math.radians(a))
|
|
self.edges["f"](70)
|
|
self.polyline(0, a, f*25, -a, l-190, -a, f*25, a, 0)
|
|
self.edges["f"](70)
|
|
|
|
class Rotary(Boxes):
|
|
"""Rotary Attachment for engraving cylindrical objects in a laser cutter"""
|
|
def __init__(self):
|
|
Boxes.__init__(self)
|
|
# remove cli params you do not need
|
|
#self.buildArgParser("x", "sx", "y", "sy", "h", "hi")
|
|
# Add non default cli params if needed (see argparse std lib)
|
|
self.argparser.add_argument(
|
|
"--diameter", action="store", type=float, default=72.,
|
|
help="outer diameter of the wheels")
|
|
self.argparser.add_argument(
|
|
"--rubberthickness", action="store", type=float, default=5.,
|
|
help="diameter of the strings of the O rings")
|
|
self.argparser.add_argument(
|
|
"--axle", action="store", type=float, default=6.,
|
|
help="diameter of the axles")
|
|
|
|
|
|
def mainPlate(self):
|
|
# Motor block outer side
|
|
t = self.thickness
|
|
d = self.diameter
|
|
a = self.axle
|
|
self.hole(1.0*d, 0.6*d, a/2.)
|
|
#self.hole(1.0*d, 0.6*d, d/2.)
|
|
self.hole(2.0*d+5, 0.6*d, a/2.)
|
|
#self.hole(2.0*d+5, 0.6*d, d/2.)
|
|
# Main beam
|
|
self.rectangularHole(1.5*d+2.5, 3.6, 32, 7.1)
|
|
|
|
def frontPlate(self):
|
|
# Motor block inner side with motor mount
|
|
t = self.thickness
|
|
d = self.diameter
|
|
a = self.axle
|
|
self.hole(1.0*d, 0.6*d, a/2.)
|
|
#self.hole(1.0*d, 0.6*d, d/2.)
|
|
self.hole(2.0*d+5, 0.6*d, a/2.)
|
|
#self.hole(2.0*d+5, 0.6*d, d/2.)
|
|
# Main beam
|
|
self.rectangularHole(1.5*d+2.5, 3.6, 32, 7.1)
|
|
# Motor
|
|
mx = 2.7*d+20
|
|
self.rectangularHole(mx, 0.6*d, 36+20, 36, r=36/2.0)
|
|
|
|
for x in (-1, 1):
|
|
for y in (-1,1):
|
|
self.rectangularHole(mx+x*25, 0.6*d+y*25, 20, 4, r=2)
|
|
|
|
def link(self, x, y, a, middleHole=False, move=None):
|
|
t = self. thickness
|
|
overallwidth = x + y
|
|
overallheight = y
|
|
ra = a/2.0
|
|
if self.move(overallwidth, overallheight, move, before=True):
|
|
return
|
|
|
|
self.moveTo(y/2.0, 0)
|
|
self.hole(0, y/2., ra)
|
|
self.hole(x, y/2., ra)
|
|
if middleHole:
|
|
self.hole(x/2., y/2., ra)
|
|
self.edge(10)
|
|
self.edges["F"](60)
|
|
self.polyline(x-70, (180, y/2.), x, (180, y/2.))
|
|
self.ctx.stroke()
|
|
|
|
self.move(overallwidth, overallheight, move)
|
|
|
|
def holderBaseCB(self):
|
|
self.hole(20, 30, self.a/2)
|
|
self.rectangularHole(self.hl-70, self.hh-10, 110, self.a, r=self.a/2)
|
|
self.rectangularHole(self.hl/2, 3.6, 32, 7.1)
|
|
|
|
def holderTopCB(self):
|
|
self.fingerHolesAt(0, 30-0.5*self.thickness, self.hl, 0)
|
|
d = self.diameter/2.0 + 1
|
|
y = -0.6*self.diameter + 2*self.hh
|
|
print(y)
|
|
self.hole(self.hl/2+d, y, self.axle/2.0)
|
|
self.hole(self.hl/2-d, y, self.axle/2.0)
|
|
self.hole(self.hl/2+d, y, self.diameter/2.0)
|
|
self.hole(self.hl/2-d, y, self.diameter/2.0)
|
|
|
|
def render(self):
|
|
# adjust to the variables you want in the local scope
|
|
t = self.thickness
|
|
d = self.diameter
|
|
a = self.a = self.axle
|
|
# Initialize canvas
|
|
self.open()
|
|
#self.spacing = 0.1 * t
|
|
|
|
# Change settings of default edges if needed. E.g.:
|
|
self.edges["f"].settings.setValues(self.thickness, space=2, finger=2,
|
|
surroundingspaces=1)
|
|
self.addPart(HangerEdge(self, None))
|
|
# render your parts here
|
|
self.moveTo(5*t, 5*t)
|
|
# Holder
|
|
hw = self.hw = 60.
|
|
hh = self.hh = 40.
|
|
hl = self.hl = 240
|
|
# Base
|
|
self.rectangularWall(hl, hh, edges="hfef", callback=[self.holderBaseCB, None, lambda:self.rectangularHole(hl/2+50, hh-t/2-1, 60, t+2)], move="up")
|
|
self.rectangularWall(hl, hh, edges="hfef", callback=[self.holderBaseCB], move="up")
|
|
self.rectangularWall(hl, hw, edges="ffff", callback=[
|
|
lambda: self.hole(hl/2-16-20, 25, 5)], move="up")
|
|
self.ctx.save()
|
|
self.rectangularWall(hw, hh, edges="hFeF", callback=[
|
|
lambda: self.hole(hw/2, 15, 4)],move="right")
|
|
self.rectangularWall(hw, hh, edges="hFeF", move="right")
|
|
# Top
|
|
th = 30
|
|
# sides
|
|
self.rectangularWall(hw+20, th, edges="fFeF", move="right",
|
|
callback=[lambda:self.fingerHolesAt(20-0.5*t,0,th)])
|
|
self.rectangularWall(hw+20, th, edges="fFeF", move="right",
|
|
callback=[lambda:self.fingerHolesAt(20-0.5*t,0,th)])
|
|
self.ctx.restore()
|
|
self.rectangularWall(hw, hh, edges="hFeF", move="up only")
|
|
outset = OutsetEdge(self, None)
|
|
roller2 = RollerEdge2(self, None)
|
|
self.rectangularWall(hl, th, edges=[roller2, "f", "e", "f"], callback=[
|
|
lambda:self.hole(20, 15, a/2), None, lambda:self.rectangularHole(50, th-15, 70, a, r=a/2)], move="up")
|
|
self.rectangularWall(hl, th, edges=[roller2, "f", "e", "f"], callback=[
|
|
lambda:self.hole(20, 15, a/2), None, lambda:self.rectangularHole(50, th-15-t, 70, a, r=a/2)], move="up")
|
|
self.rectangularWall(hl, th, edges=[roller2, "f", RollerEdge(self, None), "f"], callback=[
|
|
self.holderTopCB], move="up")
|
|
self.rectangularWall(hl, 20-t, edges="feee", move="up")
|
|
tl = 70
|
|
self.rectangularWall(tl, hw+20, edges="FeFF", move="right",
|
|
callback=[None, lambda:self.fingerHolesAt(20-0.5*t,0, tl)])
|
|
self.rectangularWall(tl, hw+20, edges="FeFF", move="",
|
|
callback=[None, lambda:self.fingerHolesAt(20-0.5*t,0, tl)])
|
|
self.rectangularWall(tl, hw+20, edges="FeFF", move="left up only",
|
|
callback=[None, lambda:self.fingerHolesAt(20-0.5*t,0, tl)])
|
|
|
|
# Links
|
|
self.link(hl-40, 25, a, True, move="up")
|
|
self.link(hl-40, 25, a, True, move="up")
|
|
self.link(hl-40, 25, a, True, move="up")
|
|
self.link(hl-40, 25, a, True, move="up")
|
|
|
|
self.ctx.save()
|
|
self.rectangularWall(hw-2*t-2, 60, edges="efef",move="right")
|
|
self.rectangularWall(hw-4*t-4, 60, edges="efef",move="right")
|
|
# Spindel auxiliaries
|
|
self.parts.waivyKnob(50, callback=lambda:self.nutHole("M8"), move="right")
|
|
self.parts.waivyKnob(50, callback=lambda:self.nutHole("M8"), move="right")
|
|
self.ctx.restore()
|
|
self.rectangularWall(hw-2*t-4, 60, edges="efef",move="up only")
|
|
|
|
self.ctx.save()
|
|
slot = edges.SlottedEdge(self, [(30-t)/2, (30-t)/2], slots=15)
|
|
self.rectangularWall(30, 30, edges=["e", "e", slot, "e"],
|
|
callback=[lambda:self.hole(7, 23, self.axle/2)], move="right")
|
|
self.rectangularWall(30, 30, edges=["e", "e", slot, "e"],
|
|
callback=[lambda:self.hole(7, 23, self.axle/2)], move="right")
|
|
slot = edges.SlottedEdge(self, [10, 20, 10], slots=15)
|
|
self.rectangularWall(40+2*t, 30, edges=[slot, "e", "e", "e"],
|
|
callback=[lambda:self.hole(20+t, 15, 4)], move="right")
|
|
for i in range(3):
|
|
self.rectangularWall(20, 30,
|
|
callback=[lambda:self.nutHole("M8", 10, 15)], move="right")
|
|
self.rectangularWall(20, 30,
|
|
callback=[lambda:self.hole(10, 15, 4)], move="right")
|
|
|
|
self.ctx.restore()
|
|
self.rectangularWall(30, 30, move="up only")
|
|
# Other side
|
|
ow = 10
|
|
self.rectangularWall(3.6*d, 1.1*d, edges="hfFf", callback=[
|
|
lambda:self.rectangularHole(1.8*d, 3.6, 32, 7.1)], move="up")
|
|
self.rectangularWall(3.6*d, 1.1*d, edges="hfFf", callback=[
|
|
lambda:self.rectangularHole(1.8*d, 3.6, 32, 7.1)], move="up")
|
|
self.rectangularWall(3.6*d, ow, edges="ffff", move="up")
|
|
self.rectangularWall(3.6*d, ow, edges="ffff", move="up")
|
|
self.ctx.save()
|
|
self.rectangularWall(ow, 1.1*d, edges="hFFH", move="right")
|
|
self.rectangularWall(ow, 1.1*d, edges="hFFH", move="right")
|
|
self.ctx.restore()
|
|
self.rectangularWall(ow, 1.1*d, edges="hFFH", move="up only")
|
|
|
|
# Motor block
|
|
mw = 40
|
|
self.rectangularWall(3.6*d, 1.1*d, edges=["h", "f", MotorEdge(self, None),"f"], callback=[self.mainPlate], move="up")
|
|
self.rectangularWall(3.6*d, 1.1*d, edges=["h", "f", MotorEdge(self, None),"f"], callback=[self.frontPlate], move="up")
|
|
self.rectangularWall(3.6*d, mw, edges="ffff", move="up")
|
|
self.ctx.save()
|
|
self.rectangularWall(mw, 1.1*d, edges="hFeH", move="right")
|
|
self.rectangularWall(mw, 1.1*d, edges="hFeH", move="right")
|
|
|
|
self.pulley(88, "GT2_2mm", r_axle=a/2.0,move="right")
|
|
self.pulley(88, "GT2_2mm", r_axle=a/2.0,move="right")
|
|
self.ctx.restore()
|
|
self.rectangularWall(mw, 1.1*d, edges="hFeH", move="up only")
|
|
self.axle = 19
|
|
for i in range(3):
|
|
self.parts.disc(self.diameter-2*self.rubberthickness,
|
|
hole=self.axle, move="right")
|
|
self.parts.disc(self.diameter-2*self.rubberthickness,
|
|
hole=self.axle, move="up right")
|
|
for i in range(3):
|
|
self.parts.disc(self.diameter-2*self.rubberthickness,
|
|
hole=self.axle, move="left")
|
|
self.parts.disc(self.diameter-2*self.rubberthickness,
|
|
hole=self.axle, move="left up")
|
|
for i in range(3):
|
|
self.parts.disc(self.diameter-2*self.rubberthickness+4,
|
|
hole=self.axle, move="right")
|
|
self.parts.disc(self.diameter-2*self.rubberthickness+4,
|
|
hole=self.axle, move="right up")
|
|
|
|
self.close()
|
|
|
|
def main():
|
|
b = Box()
|
|
b.parseArgs()
|
|
b.render()
|
|
|
|
if __name__ == '__main__':
|
|
main()
|