def motor_holder_fun(size_motor, h_motor, Set_select):
#Definition of the axis
# axis_mov = VY
# axis_front = VX
# axis_up = VZ
nema_size = size_motor ##Varialbe
motorshaft_l = 24.
nemaholder_w_motor = partset.NemaMotorPulleyHolderSet(
nema_size=nema_size,
motor_base_l=32.,
motor_shaft_l=motorshaft_l,
motor_circle_r=11.,
motor_circle_h=2.,
motor_chmf_r=1.,
pulley_pitch=2.,
pulley_n_teeth=20,
pulley_toothed_h=7.5,
pulley_top_flange_h=1.,
pulley_bot_flange_h=0,
pulley_tot_h=16.,
pulley_flange_d=15.,
pulley_base_d=15.,
#pulley_tol = 0,
pulley_pos_h=5.,
hold_wall_thick=4.,
hold_motorside_thick=3.,
hold_reinf_thick=3.,
hold_rail_min_h=3.,
hold_rail_max_h=h_motor, #20., ##Variable
hold_motor_xtr_space=2.,
hold_bolt_wall_d=4.,
# hold_chmf_r = 1.,
axis_h=axis_up,
axis_d=axis_mov.negative(),
axis_w=axis_front,
pos_h=0., #11, # middle point of the pulley toothed part
pos_d=0., #0, #0: at the wall where this holder is attached
pos_w=0., #5, #5: inner radius of the pulley (to the back
pos=V0 #nemaholder_w_motor_pos
)
if Set_select == 0:
FreeCAD.ActiveDocument.removeObject("nema" + str(size_motor) +
"_pulley_set")
FreeCAD.ActiveDocument.removeObject("nema" + str(size_motor) +
"_motor_l32")
FreeCAD.ActiveDocument.removeObject("gt2_pulley_20")
nemaholder_w_motor.set_color(fcfun.GREEN_05, 2) #2: the holder
def filter_stage_fun(move_l, Filter_Length, Filter_Width, nut_hole,
tens_stroke_Var, base_w, wall_thick_Var, size_motor,
h_motor, thik_motor, pos):
#move_l => mov_distance
#nut_hole => bolttens_mtr
#tens_stroke_Var => tens_stroke
#base_w => aluprof_w
#wall_thick_Var => wall_thick
# distance in mm that the filter is going to move
mov_distance = move_l #60.
# width of the timming belt
belt_w = 6.
# position of the filter
# position of the filter in the middle
filter_pos_0 = pos
# position of the filter relative to it 0 position
filter_mov = DraftVecUtils.scale(axis_mov, 0)
filter_pos = filter_pos_0 + filter_mov
# the point of this position is the filter center of symmetry and its base
filter_pos_d = 9
filter_pos_w = 0
filter_pos_h = 1
# width of the belt
belt_w = 6.
# height of the belt clamp
beltclamp_h = belt_w + 2
# length of the motor shaft
motorshaft_l = 24.
# width of the aluminum profile
aluprof_w = base_w #Base del tension holder #20.
# dictionary with the dimensions of the aluminum profile
aluprof_dict = kcomp.ALU_PROF[aluprof_w]
belt_dict = kcomp.GT[2]
# ------ linear guide for the filter holder
linguide_dict = kcomp.SEB15A
linguide_blk_dict = linguide_dict['block']
linguide_rail_dict = linguide_dict['rail']
bolt_linguide_mtr = linguide_blk_dict['boltd']
filter_holder = filter_holder_clss.PartFilterHolder(
filter_l=Filter_Length,
filter_w=Filter_Width,
filter_t=2.5,
base_h=6.,
hold_d=10., #12
filt_supp_in=2.,
filt_rim=3.,
filt_cen_d=30,
fillet_r=1.,
boltcol1_dist=20 / 2.,
boltcol2_dist=12.5,
boltcol3_dist=25,
boltrow1_h=0,
boltrow1_2_dist=12.5,
boltrow1_3_dist=20.,
boltrow1_4_dist=25.,
bolt_cen_mtr=4,
bolt_linguide_mtr=bolt_linguide_mtr,
beltclamp_t=3.,
beltclamp_l=12.,
beltclamp_h=beltclamp_h,
clamp_post_dist=4.,
sm_beltpost_r=1.,
tol=kcomp.TOL,
axis_d=axis_front,
axis_w=axis_mov,
axis_h=axis_up,
pos_d=filter_pos_d,
pos_w=filter_pos_w,
pos_h=filter_pos_h,
pos=filter_pos,
name='filter_holder')
filter_holder.set_color(fcfun.YELLOW_05)
# ------ linear guide for the filter holder
# block:
partLinGuideBlock = comps.PartLinGuideBlock(block_dict=linguide_blk_dict,
rail_dict=linguide_rail_dict,
axis_d=axis_mov,
axis_w=axis_up,
axis_h=axis_front,
pos_d=0,
pos_w=-2,
pos_h=3,
pos=filter_holder.get_pos_dwh(
0, 0, 3))
# 4 bolts to attach the filter holder to the linear guide
# the bolt head has to be touching the hole for the bolt: pos_d = 5
bolt_head_pos = filter_holder.get_o_to_d(5)
for w_i in [-2, 2]:
for d_i in [-1, 1]:
# positions of the bolts at the linear guide
filter_bolt_pos_i = (partLinGuideBlock.get_pos_dwh(d_i, w_i, 3) +
bolt_head_pos)
fc_clss.Din912Bolt(
metric=bolt_linguide_mtr,
shank_l=(bolt_head_pos.Length + partLinGuideBlock.bolt_l),
shank_l_adjust=-1, # shorter to shank_l
axis_h=axis_front.negative(),
pos_h=3,
pos=filter_bolt_pos_i,
name='filter_bolt_w' + str(w_i) + '_d' + str(d_i))
# rail
# the rail will be in the direcion of:
# axis_up: defined by partLinGuideBlock
# axis_front: defined by partLinGuideBlock
# axis_mov: NOT defined by partLinGuideBlock, because it moves along
# this axis
# Defined by filter_pos_0
pos_fromblock = partLinGuideBlock.get_pos_dwh(0, 0, 4)
#dif_pos = pos_fromblock - filter_mov
#min_axis_mov = DraftVecUtils.project(dif_pos, axis_mov)
rail_xtr_d = 10.
pos_rail = (pos_fromblock - filter_mov +
DraftVecUtils.scale(axis_mov, rail_xtr_d / 2.))
partLinGuideRail = comps.PartLinGuideRail(
rail_d=(filter_holder.tot_w + mov_distance + rail_xtr_d),
rail_dict=linguide_rail_dict,
boltend_sep=0,
axis_d=axis_mov,
axis_w=axis_up,
axis_h=axis_front,
# center along axis_d and axis_d, base along axis_h
pos_d=2,
pos_w=0,
pos_h=0,
pos=pos_rail)
# get the position of the belt of the filter, at center of symmetry
belt_pos_mov = filter_holder.get_pos_dwh(2, 0, 7)
# get the position of the belt of the filter if not moved
belt_pos = filter_holder.get_pos_dwh(2, 0, 7) - filter_mov
tensioner_pos = (belt_pos + DraftVecUtils.scale(
axis_mov, mov_distance / 2. + filter_holder.tot_w / 2. +
tens_stroke_Var) + DraftVecUtils.scale(axis_up, belt_w / 2.))
# position of the set: motor pulley holder
nemaholder_w_motor_pos = (belt_pos + DraftVecUtils.scale(
axis_mov, -mov_distance / 2. - filter_holder.tot_w / 2. - aluprof_w) +
DraftVecUtils.scale(axis_up, belt_w / 2.))
print(str(belt_pos))
print(str(tensioner_pos))
# at the end of the idler tensioner, when it is all the way in
tensioner_pos_d = 6
#tensioner_pos_d = 2
tensioner_pos_w = -1 # at the pulley radius
tensioner_pos_h = 3 # middle point of the pulley
# calculating the distance from the base of the tensioner to the middle of the
# pulley, distance along axis_up (two planes)
# these to sentences are equivalent
# no need to be this complicated if using axis_z
#tensioner_belt_h = ((DraftVecUtils.project(
# tensioner_pos-pos_rail, axis_up)).Length
# - aluprof_w / 2.)
tensioner_belt_h = (
pos_rail.distanceToPlane(tensioner_pos, axis_up.negative()) -
aluprof_w / 2.)
# metric of the bolt to attach the tensioner
boltaluprof_mtr = 4
tensioner = tensioner_clss.TensionerSet(
aluprof_w=base_w, #20.,
belt_pos_h=tensioner_belt_h,
hold_bas_h=0,
hold_hole_2sides=1,
boltidler_mtr=3,
bolttens_mtr=nut_hole, #métrica del tensor
boltaluprof_mtr=boltaluprof_mtr,
tens_stroke=tens_stroke_Var,
wall_thick=wall_thick_Var,
in_fillet=2.,
pulley_stroke_dist=0,
nut_holder_thick=nut_hole,
opt_tens_chmf=0,
min_width=0,
tol=kcomp.TOL,
axis_d=axis_mov.negative(),
axis_w=axis_front.negative(),
axis_h=axis_up,
pos_d=tensioner_pos_d,
pos_w=tensioner_pos_w,
pos_h=tensioner_pos_h,
pos=tensioner_pos,
name='tensioner_set')
# get_idler_tensioner gets the set, including the pulley. Either of these 2
# would be correct
#tensioner.get_idler_tensioner().get_idler_tensioner().set_color(fcfun.ORANGE)
tensioner.get_idler_tensioner().set_color(fcfun.ORANGE,
2) #2: the tensioner
tensioner.set_color(fcfun.LSKYBLUE, 2) #2: the holder
# position of the aluminum profile that supports the tensioner
# point at the base, at the end along axis w, centered along axis_d (bolts)
aluprof_tens_pos = tensioner.get_pos_dwh(2, -4, 0)
#distance from this end of the aluprofile to the linear guide rail
aluprof_tens_l = (aluprof_tens_pos.distanceToPlane(pos_rail, axis_front) +
aluprof_w)
print('aluprof: ' + str(aluprof_tens_l))
# length of the aluminum profile that supports the tensioner
#aluprof_tens_l = tensioner.get_tensioner_holder().hold_bas_w
aluprof_tens = comps.PartAluProf(
depth=aluprof_tens_l,
aluprof_dict=aluprof_dict,
xtr_d=0,
#xtr_nd = aluprof_tens_l/2., # extra length
xtr_nd=0,
axis_d=axis_front.negative(),
axis_w=axis_mov,
axis_h=axis_up,
pos_d=1, #end not counting xtr_nd
pos_w=0, # centered
pos_h=3,
pos=aluprof_tens_pos)
# Bolts for the belt tensioner
max_tens_bolt_l = (
aluprof_tens.get_h_ab(3, 1).Length # space for bolt in profile
+ tensioner.get_tensioner_holder().hold_bas_h) # base thickness
print('shank_l ' + str(max_tens_bolt_l))
for w_i in [-3, 3]: # position of bolts
tens_bolt_i_pos = tensioner.get_pos_dwh(2, w_i, 1)
tens_bolt_i = partset.Din912BoltWashSet(
metric=boltaluprof_mtr,
shank_l=max_tens_bolt_l,
# smaller considering the washer
shank_l_adjust=-2,
axis_h=axis_up.negative(),
pos_h=3,
pos_d=0,
pos_w=0,
pos=tens_bolt_i_pos)
# set with:
# + motor holder
# + motor
# + pulley
motor_holder_pos = (
belt_pos + DraftVecUtils.scale(axis_mov, -mov_distance) +
DraftVecUtils.scale(axis_up, -(motorshaft_l - beltclamp_h)))
#nema_size = 11
nema_size = size_motor
nemaholder_w_motor = partset.NemaMotorPulleyHolderSet(
nema_size=nema_size,
motor_base_l=32.,
motor_shaft_l=motorshaft_l,
motor_circle_r=11.,
motor_circle_h=2.,
motor_chmf_r=1.,
pulley_pitch=2.,
pulley_n_teeth=20,
pulley_toothed_h=7.5,
pulley_top_flange_h=1.,
pulley_bot_flange_h=0,
pulley_tot_h=16.,
pulley_flange_d=15.,
pulley_base_d=15.,
#pulley_tol = 0,
pulley_pos_h=5.,
hold_wall_thick=thik_motor, #4.,
hold_motorside_thick=3.,
hold_reinf_thick=3.,
hold_rail_min_h=3.,
hold_rail_max_h=h_motor, #20.,
hold_motor_xtr_space=2.,
hold_bolt_wall_d=4.,
# hold_chmf_r = 1.,
axis_h=axis_up,
axis_d=axis_mov.negative(),
axis_w=axis_front,
pos_h=11, # middle point of the pulley toothed part
pos_d=0, #0: at the wall where this holder is attached
pos_w=5, #5: inner radius of the pulley (to the back
pos=nemaholder_w_motor_pos)
nemaholder_w_motor.set_color(fcfun.GREEN_05, 2) #2: the holder
# aluminum profile for the motor holder
aluprof_distance = (aluprof_tens_pos.distanceToPlane(
nemaholder_w_motor_pos, axis_mov))
aluprof_motor_pos = (aluprof_tens_pos -
DraftVecUtils.scale(axis_mov, aluprof_distance))
aluprof_motor = comps.PartAluProf(
depth=aluprof_tens_l,
aluprof_dict=aluprof_dict,
xtr_d=0,
#xtr_nd = aluprof_tens_l/2., # extra length
xtr_nd=0,
axis_d=axis_front.negative(),
axis_w=axis_mov,
axis_h=axis_up,
pos_d=1, #end not counting xtr_nd
pos_w=-3, #not centered, touching the holder
pos_h=3,
pos=aluprof_motor_pos)
# get the top-right-corner:
aluprof_linguide_pos = aluprof_motor.get_pos_dwh(5, 3, 3)
aluprof_linguide = comps.PartAluProf(
depth=aluprof_distance - 3 * aluprof_w / 2.,
aluprof_dict=aluprof_dict,
xtr_d=0,
xtr_nd=0,
axis_d=axis_mov,
axis_w=axis_front,
axis_h=axis_up,
pos_d=0, #end not counting xtr_nd
pos_w=-3,
pos_h=3,
pos=aluprof_linguide_pos)
nema_motor_pull = nemaholder_w_motor.get_nema_motor_pulley()
motor_pull = nema_motor_pull.get_gt_pulley()
# external diameter of the motor pulley
motor_pull_dm = 2 * (motor_pull.tooth_in_r + belt_dict['BELT_H'])
tens_idler_set = tensioner.get_idler_tensioner()
tens_pull = tens_idler_set.get_bear_wash_set()
tens_pull_dm = 2 * (tens_pull.bear_r_out + belt_dict['BELT_H'])
# d=5: center of pulley, inside
# h=3: center of pulley on the height
tens_pull_pos = tensioner.get_pos_dwh(5, 0, 3)
# d=3: center of pulley
# h=11: center of pulley on the height
motor_pull_pos = nemaholder_w_motor.get_pos_dwh(3, 0, 11)
pull_sep = tens_pull_pos - motor_pull_pos
pull_sep_mov = pull_sep.dot(axis_mov)
pull_sep_front = pull_sep.dot(axis_front.negative())
# position of the internal side of the clamp block, closer to the motor
# and closer to the linear guide
filthold_clamp_pos_n = filter_holder.get_pos_dwh(1, -7, 8)
filthold_clamp_pos = filter_holder.get_pos_dwh(1, 7, 8)
# distances to the belt
motorpull_clamp_sep = filthold_clamp_pos_n - motor_pull_pos
motorpull_clamp_sep_mov = motorpull_clamp_sep.dot(axis_mov)
motorpull_clamp_sep_front = motorpull_clamp_sep.dot(axis_front)
idlpull_clamp_sep_mov = (pull_sep_mov - motorpull_clamp_sep_mov -
filter_holder.tot_w)
belt = beltcl.PartBeltClamped(
pull1_dm=motor_pull_dm,
pull2_dm=tens_pull_dm,
pull_sep_d=pull_sep_mov,
pull_sep_w=pull_sep_front,
clamp_pull1_d=motorpull_clamp_sep_mov,
clamp_pull1_w=motorpull_clamp_sep_front,
clamp_pull2_d=idlpull_clamp_sep_mov,
clamp_d=filter_holder.beltclamp_l,
clamp_w=filter_holder.beltclamp_t,
clamp_cyl_sep=filter_holder.clamp_lrbeltpostcen_dist,
cyl_r=filter_holder.lr_beltpost_r + belt_dict['BELT_H'],
belt_width=belt_w,
belt_thick=belt_dict['BELT_H'],
axis_d=axis_mov,
axis_w=axis_front.negative(),
axis_h=axis_up,
pos_d=0,
pos_w=0,
pos_h=0,
pos=motor_pull_pos)
belt.set_color(fcfun.GRAY_08)
nemaholder_w_motor = partset.NemaMotorPulleyHolderSet(
nema_size=nema_size,
motor_base_l=32.,
motor_shaft_l=motorshaft_l,
motor_circle_r=11.,
motor_circle_h=2.,
motor_chmf_r=1.,
pulley_pitch=2.,
pulley_n_teeth=20,
pulley_toothed_h=7.5,
pulley_top_flange_h=1.,
pulley_bot_flange_h=0,
pulley_tot_h=16.,
pulley_flange_d=15.,
pulley_base_d=15.,
#pulley_tol = 0,
pulley_pos_h=5.,
hold_wall_thick=4.,
hold_motorside_thick=3.,
hold_reinf_thick=3.,
hold_rail_min_h=3.,
hold_rail_max_h=20.,
hold_motor_xtr_space=2.,
hold_bolt_wall_d=4.,
# hold_chmf_r = 1.,
axis_h=axis_up,
axis_d=axis_mov.negative(),
axis_w=axis_front,
pos_h=11, # middle point of the pulley toothed part
pos_d=0, #0: at the wall where this holder is attached
pos_w=5, #5: inner radius of the pulley (to the back
pos=nemaholder_w_motor_pos)