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Key plate screw holes and added key plate notches for snapping in swi…
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…tches rather than a giant undercut.
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@joshreve
joshreve committed Jul 8, 2021
1 parent 7f9e638 commit 7746b12
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Showing 3 changed files with 97 additions and 25 deletions.
80 changes: 63 additions & 17 deletions src/dactyl_manuform.py
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Original file line number Diff line number Diff line change
Expand Up @@ -14,12 +14,13 @@ def rad2deg(rad: float) -> float:
return rad * 180 / pi

ENGINE = 'solid'
ENGINE = 'cadquery'
# ENGINE = 'cadquery'
debug_exports = False

# if __name__=='__main__':
#

from src.generate_configuration import *
save_config()

## IMPORT DEFAULT CONFIG IN CASE NEW PARAMETERS EXIST
import src.generate_configuration as cfg
Expand Down Expand Up @@ -50,20 +51,20 @@ def rad2deg(rad: float) -> float:
if plate_style in ['NUB', 'HS_NUB']:
keyswitch_height = nub_keyswitch_height
keyswitch_width = nub_keyswitch_width
elif plate_style in ['UNDERCUT', 'HS_UNDERCUT']:
elif plate_style in ['UNDERCUT', 'HS_UNDERCUT', 'NOTCH', 'HS_NOTCH']:
keyswitch_height = undercut_keyswitch_height
keyswitch_width = undercut_keyswitch_width
else:
keyswitch_height = hole_keyswitch_height
keyswitch_width = hole_keyswitch_width

if plate_style in ['HS_UNDERCUT', 'HS_NUB', 'HS_HOLE']:
if 'HS_' in plate_style:
symmetry = "asymmetric"
plate_file = path.join("..", "src", r"hot_swap_plate")
plate_offset = 0.0

mount_width = keyswitch_width + 3
mount_height = keyswitch_height + 3
mount_width = keyswitch_width + 2 * plate_rim
mount_height = keyswitch_height + 2 * plate_rim
mount_thickness = plate_thickness

if oled_mount_type is not None:
Expand Down Expand Up @@ -418,6 +419,7 @@ def export_dxf(shape, fname):
####################################################



def single_plate(cylinder_segments=100, side="right"):

if plate_style in ['NUB', 'HS_NUB']:
Expand Down Expand Up @@ -448,17 +450,32 @@ def single_plate(cylinder_segments=100, side="right"):
plate = box(mount_width, mount_height, mount_thickness)
plate = translate(plate, (0.0, 0.0, mount_thickness / 2.0))

shape_cut = box(keyswitch_width, keyswitch_height, mount_thickness * 2)
shape_cut = translate(shape_cut, (0.0, 0.0, mount_thickness))
shape_cut = box(keyswitch_width, keyswitch_height, mount_thickness * 2 +.02)
shape_cut = translate(shape_cut, (0.0, 0.0, mount_thickness-.01))

plate = difference(plate, [shape_cut])

if plate_style in ['UNDERCUT', 'HS_UNDERCUT']:
undercut = box(
keyswitch_width + 2 * clip_undercut,
keyswitch_height + 2 * clip_undercut,
mount_thickness
)
if plate_style in ['UNDERCUT', 'HS_UNDERCUT', 'NOTCH', 'HS_NOTCH']:
if plate_style in ['UNDERCUT', 'HS_UNDERCUT']:
undercut = box(
keyswitch_width + 2 * clip_undercut,
keyswitch_height + 2 * clip_undercut,
mount_thickness
)

if plate_style in ['NOTCH', 'HS_NOTCH']:
undercut = box(
notch_width,
keyswitch_height + 2 * clip_undercut,
mount_thickness
)
undercut = union([undercut,
box(
keyswitch_width + 2 * clip_undercut,
notch_width,
mount_thickness
)
])

undercut = translate(undercut, (0.0, 0.0, -clip_thickness + mount_thickness / 2.0))

Expand All @@ -472,6 +489,32 @@ def single_plate(cylinder_segments=100, side="right"):
socket = translate(socket, [0, 0, plate_thickness + plate_offset])
plate = union([plate, socket])


if plate_holes:
half_width = plate_holes_width/2.
half_height = plate_holes_height/2.
x_off = plate_holes_xy_offset[0]
y_off = plate_holes_xy_offset[1]
holes = [
translate(
cylinder(radius=plate_holes_diameter/2, height=plate_holes_depth+.01),
(x_off+half_width, y_off+half_height, plate_holes_depth/2-.01)
),
translate(
cylinder(radius=plate_holes_diameter / 2, height=plate_holes_depth+.01),
(x_off-half_width, y_off+half_height, plate_holes_depth/2-.01)
),
translate(
cylinder(radius=plate_holes_diameter / 2, height=plate_holes_depth+.01),
(x_off-half_width, y_off-half_height, plate_holes_depth/2-.01)
),
translate(
cylinder(radius=plate_holes_diameter / 2, height=plate_holes_depth+.01),
(x_off+half_width, y_off-half_height, plate_holes_depth/2-.01)
),
]
plate = difference(plate, holes)

if side == "left":
plate = mirror(plate, 'YZ')

Expand Down Expand Up @@ -2565,7 +2608,7 @@ def screw_insert_thumb(bottom_radius, top_radius, height):

else:
position = thumborigin()
position = list(np.array(position) + np.array([-25, -61, 0]))
position = list(np.array(position) + np.array([-21, -58, 0]))
position[2] = 0

shape = screw_insert_shape(bottom_radius, top_radius, height)
Expand Down Expand Up @@ -2813,9 +2856,12 @@ def run():


base = baseplate()
export_file(shape=base, fname=path.join(r"..", "things", save_dir, config_name + r"_plate"))
export_dxf(shape=base, fname=path.join(r"..", "things", save_dir, config_name + r"_plate"))
export_file(shape=base, fname=path.join(r"..", "things", save_dir, config_name + r"_right_plate"))
export_dxf(shape=base, fname=path.join(r"..", "things", save_dir, config_name + r"_right_plate"))

lbase = mirror(base, 'YZ')
export_file(shape=lbase, fname=path.join(r"..", "things", save_dir, config_name + r"_left_plate"))
export_dxf(shape=lbase, fname=path.join(r"..", "things", save_dir, config_name + r"_left_plate"))

if oled_mount_type == 'UNDERCUT':
export_file(shape=oled_undercut_mount_frame()[1], fname=path.join(r"..", "things", save_dir, config_name + r"_oled_undercut_test"))
Expand Down
23 changes: 19 additions & 4 deletions src/generate_configuration.py
View file
Original file line number Diff line number Diff line change
Expand Up @@ -84,22 +84,27 @@
# 'NUB' = original side nubs.
# 'UNDERCUT' = snap fit undercut. May require CLIP_THICKNESS and possibly CLIP_UNDERCUT tweaking
# and/or filing to get proper snap.
# 'NOTCH' = snap fit undercut only near switch clip. May require CLIP_THICKNESS and possibly CLIP_UNDERCUT
# tweaking and/or filing to get proper snap.
# 'HS_NUB' = hot swap underside with nubs.
# 'HS_UNDERCUT' = hot swap underside with undercut. Does not generate properly. Hot swap step needs to be modified.
'plate_style': 'UNDERCUT',
# 'HS_NOTCH' = hot swap underside with notch. Does not generate properly. Hot swap step needs to be modified.
'plate_style': 'NOTCH',

'hole_keyswitch_height': 14.0,
'hole_keyswitch_width': 14.0,

'nub_keyswitch_height': 14.4,
'nub_keyswitch_width': 14.4,

'undercut_keyswitch_height': 14.4,
'undercut_keyswitch_width': 14.4,
'undercut_keyswitch_height': 14.0,
'undercut_keyswitch_width': 14.0,
'notch_width': 5.0, # If using notch, it is identical to undecut, but only locally by the switch clip

'sa_profile_key_height': 12.7,
'plate_thickness': 4,
'plate_thickness': 4+1.1,

'plate_rim': 1.5 + 0.5,
# Undercut style dimensions
'clip_thickness': 1.4,
'clip_undercut': 1.0,
Expand Down Expand Up @@ -227,6 +232,16 @@

# Offset is from the top inner corner of the top inner key.

###################################
## EXPERIMENTAL
###################################
'plate_holes': True,
'plate_holes_xy_offset': (0.0, 0.0),
'plate_holes_width': 14.3,
'plate_holes_height': 14.3,
'plate_holes_diameter': 1.7,
'plate_holes_depth': 20.0,

###################################
## COLUMN OFFSETS
####################################
Expand Down
19 changes: 15 additions & 4 deletions src/run_config.json
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Original file line number Diff line number Diff line change
Expand Up @@ -61,15 +61,17 @@
17.5
],
"fixed_tenting": 0.0,
"plate_style": "UNDERCUT",
"plate_style": "NOTCH",
"hole_keyswitch_height": 14.0,
"hole_keyswitch_width": 14.0,
"nub_keyswitch_height": 14.4,
"nub_keyswitch_width": 14.4,
"undercut_keyswitch_height": 14.4,
"undercut_keyswitch_width": 14.4,
"undercut_keyswitch_height": 14.0,
"undercut_keyswitch_width": 14.0,
"notch_width": 5.0,
"sa_profile_key_height": 12.7,
"plate_thickness": 4,
"plate_thickness": 5.1,
"plate_rim": 2.0,
"clip_thickness": 1.4,
"clip_undercut": 1.0,
"undercut_transition": 0.2,
Expand Down Expand Up @@ -173,6 +175,15 @@
"base_rim_thickness": 5.0,
"screw_cbore_diameter": 4.0,
"screw_cbore_depth": 2.0,
"plate_holes": true,
"plate_holes_xy_offset": [
0.0,
0.0
],
"plate_holes_width": 14.3,
"plate_holes_height": 14.3,
"plate_holes_diameter": 1.7,
"plate_holes_depth": 20.0,
"column_offsets": [
[
0,
Expand Down

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