guid.foo
My Gridfinity models
Finishing touches
+37
-8
+29
Makefile
+29
Makefile
···
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OPENSCAD := openscad-nightly
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IMGSIZE := 1024,768
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SIZES_1 := 1 2 3 4 5 6 7 8
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SIZES_2 := 1 2 3 4 5 6 7 8
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MODELS := $(foreach x,$(SIZES_1),pegboard-shelf/pegboard-shelf-$(x)x1.3mf) \
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$(foreach x,$(SIZES_2),pegboard-shelf/pegboard-shelf-$(x)x2.3mf)
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IMAGES := $(MODELS:.3mf=.png)
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all: $(MODELS) $(IMAGES)
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pegboard-shelf/pegboard-shelf-%x1.3mf: pegboard-shelf.scad
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$(OPENSCAD) -o $@ -D 'grid_x=$*' -D 'grid_y=1' $<
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pegboard-shelf/pegboard-shelf-%x2.3mf: pegboard-shelf.scad
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$(OPENSCAD) -o $@ -D 'grid_x=$*' -D 'grid_y=2' $<
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pegboard-shelf/pegboard-shelf-%x1.png: pegboard-shelf.scad
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$(OPENSCAD) -o $@ -D 'grid_x=$*' -D 'grid_y=1' --autocenter --viewall --imgsize $(IMGSIZE) --render '' $<
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pegboard-shelf/pegboard-shelf-%x2.png: pegboard-shelf.scad
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$(OPENSCAD) -o $@ -D 'grid_x=$*' -D 'grid_y=2' --autocenter --viewall --imgsize $(IMGSIZE) --render '' $<
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clean:
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rm -f $(MODELS) $(IMAGES)
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.PHONY: all clean
pegboard-shelf.3mf
pegboard-shelf.3mf
This is a binary file and will not be displayed.
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-8
pegboard-shelf.scad
+8
-8
pegboard-shelf.scad
···
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// Bottom row pegs (anti-rotation)
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for (i = [0 : num_pegs - 1])
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translate([peg_x_start + i * peg_spacing, 0, bottom_peg_z])
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peg(board_thickness + 2);
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peg(board_thickness + 1);
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}
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// === MODULES ===
···
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}
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module j_hook() {
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shaft_behind = 3;
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shaft_behind = 2;
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shaft_length = board_thickness + shaft_behind;
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tip_length = 3;
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tip_length = 4;
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tip_angle = 20;
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// Straight shaft through the board
···
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// Triangle in the Y-Z plane bridging tilted shelf to vertical backplate
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// rotate([0,90,0]) maps: polygon_x → -world_z, polygon_y → world_y
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// Front-bottom of tilted shelf
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by = backplate_thick + bp_clearance
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+ shelf_depth * cos(shelf_angle)
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// Front-bottom of tilted shelf (after tilt transform)
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by = backplate_thick
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+ (bp_clearance + shelf_depth) * cos(shelf_angle)
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- BASEPLATE_HEIGHT * sin(shelf_angle);
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bz = BASEPLATE_HEIGHT * (1 - cos(shelf_angle))
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- shelf_depth * sin(shelf_angle);
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- (bp_clearance + shelf_depth) * sin(shelf_angle);
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// Shelf underside projected back to the backplate face
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ay = backplate_thick;
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az = bz + (by - backplate_thick) * tan(shelf_angle)
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+ BASEPLATE_OUTER_RADIUS;
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+ BASEPLATE_OUTER_RADIUS + 0.1;
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// Bottom of backplate
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cy = backplate_thick;