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v0.9 (the usb port is still slightly off)

This commit is contained in:
Octopus Octopus 2022-05-23 00:27:33 -05:00
parent 6b3dad3435
commit a40f804b78
4 changed files with 67 additions and 35 deletions
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hjklbox/hjklbox
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15
hjklbox/main.go
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@ -2,20 +2,21 @@ package main
import ( import (
"github.com/deadsy/sdfx/render" "github.com/deadsy/sdfx/render"
"github.com/deadsy/sdfx/sdf"
) )
func main() { func main() {
hjkl := hjkl() // hjkl := hjkl()
buttons := buttons() // buttons := buttons()
buttonMounts := buttonMounts() // buttonMounts := buttonMounts()
plate := plate() plate := plate()
top := top() top := top()
bottom := bottom() bottom := bottom()
render.RenderDXF(hjkl, 300, "hjkl.dxf") // holes := usbHoleTest()
render.RenderDXF(sdf.Difference2D(buttons, buttonMounts), 300, "buttons.dxf") // render.RenderSTL(holes, 1200, "holes.stl")
render.RenderSTLSlow(top, 1200, "top.stl") // render.RenderDXF(hjkl, 300, "hjkl.dxf")
// render.RenderDXF(sdf.Difference2D(buttons, buttonMounts), 300, "buttons.dxf")
render.RenderSTLSlow(bottom, 1200, "bottom.stl") render.RenderSTLSlow(bottom, 1200, "bottom.stl")
render.RenderSTLSlow(top, 1200, "top.stl")
render.RenderSTLSlow(plate, 1200, "plate.stl") render.RenderSTLSlow(plate, 1200, "plate.stl")
} }

77
hjklbox/plate.go
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@ -14,6 +14,9 @@ const (
USB_DAUGHTERBOARD_HEIGHT = 12.6 USB_DAUGHTERBOARD_HEIGHT = 12.6
USB_DAUGHTERBOARD_LENGTH = 21.4 USB_DAUGHTERBOARD_LENGTH = 21.4
USB_DAUGHTERBOARD_THICKNESS = 4.7 // includes usb jack USB_DAUGHTERBOARD_THICKNESS = 4.7 // includes usb jack
USB_CONNECTOR_LENGTH = 8.8 // 1.1mm sticks out from daughterboard
USB_CONNECTOR_HEIGHT = 7.2
USB_CONNECTOR_THICKNESS = 3.2
) )
func plate() sdf.SDF3 { func plate() sdf.SDF3 {
@ -31,10 +34,10 @@ func plate() sdf.SDF3 {
buttonRow = sdf.Transform2D(buttonRow, sdf.Translate2d(sdf.V2{X: plate2D.BoundingBox().Max.X / 2, Y: plate2D.BoundingBox().Max.Y / 1.25})) buttonRow = sdf.Transform2D(buttonRow, sdf.Translate2d(sdf.V2{X: plate2D.BoundingBox().Max.X / 2, Y: plate2D.BoundingBox().Max.Y / 1.25}))
plate2D = sdf.Difference2D(plate2D, buttonRow) plate2D = sdf.Difference2D(plate2D, buttonRow)
corners := cornerHoles(plate2D, screwHole()) corners := cornerHoles(plate2D, M4screwHole())
plate2D = sdf.Difference2D(plate2D, corners) plate2D = sdf.Difference2D(plate2D, corners)
length := lengthHoles(plate2D, smallScrewHole()) length := lengthHoles(plate2D, M3ScrewHole())
plate2D = sdf.Difference2D(plate2D, length) plate2D = sdf.Difference2D(plate2D, length)
return sdf.Extrude3D(plate2D, PLATE_THICKNESS) return sdf.Extrude3D(plate2D, PLATE_THICKNESS)
@ -59,10 +62,10 @@ func top() sdf.SDF3 {
// hjkl := buttonRow // hjkl := buttonRow
corners := cornerHoles(top2D, screwHole()) corners := cornerHoles(top2D, M4screwHole())
top2D = sdf.Difference2D(top2D, corners) top2D = sdf.Difference2D(top2D, corners)
length := lengthHoles(top2D, smallScrewHole()) length := lengthHoles(top2D, M3ScrewHole())
top2D = sdf.Difference2D(top2D, length) top2D = sdf.Difference2D(top2D, length)
return sdf.Extrude3D(top2D, TOP_THICKNESS) return sdf.Extrude3D(top2D, TOP_THICKNESS)
@ -75,36 +78,37 @@ func bottom() sdf.SDF3 {
cornerScrewHolder, _ := sdf.Circle2D((M4_SCREW_HOLE_DIAMETER + 8) / 2) cornerScrewHolder, _ := sdf.Circle2D((M4_SCREW_HOLE_DIAMETER + 8) / 2)
cornerScrewHolders := cornerHoles(bottom2D, cornerScrewHolder) cornerScrewHolders := cornerHoles(bottom2D, cornerScrewHolder)
cornerScrews := cornerHoles(bottom2D, screwHole()) cornerScrews := cornerHoles(bottom2D, M4screwHole())
bottom2D = sdf.Union2D(bottom2D, cornerScrewHolders) bottom2D = sdf.Union2D(bottom2D, cornerScrewHolders)
bottom2D = sdf.Difference2D(bottom2D, cornerScrews) bottom2D = sdf.Difference2D(bottom2D, cornerScrews)
cavity2D = sdf.Difference2D(cavity2D, cornerScrewHolders) cavity2D = sdf.Difference2D(cavity2D, cornerScrewHolders)
pegHole, _ := sdf.Circle2D(2.4 / 2) // M2 screw pegHole, _ := sdf.Circle2D(M2_SCREW_HOLE_DIAMETER / 2)
pegHoles := make([]sdf.SDF2, 4) pegHoles := make([]sdf.SDF2, 4)
for i := range pegHoles { for i := range pegHoles {
pegHoles[i] = pegHole pegHoles[i] = pegHole
} }
pegHoles[0] = sdf.Transform2D(pegHoles[0], sdf.Translate2d(sdf.V2{X: 48.26 / 2, Y: 11.4 / 2})) //pico mounting hole spacing pegHoles[0] = sdf.Transform2D(pegHoles[0], sdf.Translate2d(sdf.V2{X: 47 / 2, Y: 11.4 / 2})) //pico mounting hole spacing
pegHoles[1] = sdf.Transform2D(pegHoles[1], sdf.Translate2d(sdf.V2{X: 48.26 / 2, Y: -11.4 / 2})) //pico mounting hole spacing pegHoles[1] = sdf.Transform2D(pegHoles[1], sdf.Translate2d(sdf.V2{X: 47 / 2, Y: -11.4 / 2})) //pico mounting hole spacing
pegHoles[2] = sdf.Transform2D(pegHoles[2], sdf.Translate2d(sdf.V2{X: -48.26 / 2, Y: -11.4 / 2})) //pico mounting hole spacing pegHoles[2] = sdf.Transform2D(pegHoles[2], sdf.Translate2d(sdf.V2{X: -47 / 2, Y: -11.4 / 2})) //pico mounting hole spacing
pegHoles[3] = sdf.Transform2D(pegHoles[3], sdf.Translate2d(sdf.V2{X: -48.26 / 2, Y: 11.4 / 2})) //pico mounting hole spacing pegHoles[3] = sdf.Transform2D(pegHoles[3], sdf.Translate2d(sdf.V2{X: -47 / 2, Y: 11.4 / 2})) //pico mounting hole spacing
peg, _ := sdf.Circle2D(2.4) // M2 screw peg, _ := sdf.Circle2D(M2_SCREW_HOLE_DIAMETER)
pegs := make([]sdf.SDF2, 4) pegs := make([]sdf.SDF2, 4)
for i := range pegs { for i := range pegs {
pegs[i] = peg pegs[i] = peg
} }
pegs[0] = sdf.Transform2D(pegs[0], sdf.Translate2d(sdf.V2{X: 48.26 / 2, Y: 11.4 / 2})) //pico mounting hole spacing pegs[0] = sdf.Transform2D(pegs[0], sdf.Translate2d(sdf.V2{X: 47 / 2, Y: 11.4 / 2})) //pico mounting hole spacing
pegs[1] = sdf.Transform2D(pegs[1], sdf.Translate2d(sdf.V2{X: 48.26 / 2, Y: -11.4 / 2})) //pico mounting hole spacing pegs[1] = sdf.Transform2D(pegs[1], sdf.Translate2d(sdf.V2{X: 47 / 2, Y: -11.4 / 2})) //pico mounting hole spacing
pegs[2] = sdf.Transform2D(pegs[2], sdf.Translate2d(sdf.V2{X: -48.26 / 2, Y: -11.4 / 2})) //pico mounting hole spacing pegs[2] = sdf.Transform2D(pegs[2], sdf.Translate2d(sdf.V2{X: -47 / 2, Y: -11.4 / 2})) //pico mounting hole spacing
pegs[3] = sdf.Transform2D(pegs[3], sdf.Translate2d(sdf.V2{X: -48.26 / 2, Y: 11.4 / 2})) //pico mounting hole spacing pegs[3] = sdf.Transform2D(pegs[3], sdf.Translate2d(sdf.V2{X: -47 / 2, Y: 11.4 / 2})) //pico mounting hole spacing
mount2D := sdf.Union2D(pegs...) mount2D := sdf.Union2D(pegs...)
mountingHoles2D := sdf.Union2D(pegHoles...) mountingHoles2D := sdf.Union2D(pegHoles...)
mount2D = sdf.Difference2D(mount2D, mountingHoles2D) mount2D = sdf.Difference2D(mount2D, mountingHoles2D)
mount2D = sdf.Transform2D(mount2D, sdf.Translate2d(sdf.V2{X: bottom2D.BoundingBox().Max.X / 2, Y: -bottom2D.BoundingBox().Max.X / 3})) mount2D = sdf.Transform2D(mount2D, sdf.Translate2d(sdf.V2{X: bottom2D.BoundingBox().Max.X / 2, Y: -bottom2D.BoundingBox().Max.X / 3}))
mount := sdf.Extrude3D(mount2D, 4) // M2x4mm screw holes mount := sdf.Extrude3D(mount2D, 4) // M2x4mm screw holes
mount = sdf.Transform3D(mount, sdf.Translate3d(sdf.V3{X: 0, Y: 0, Z: -0.1}))
// bottom2D = sdf.Union2D(bottom2D, mount) // bottom2D = sdf.Union2D(bottom2D, mount)
bottom := sdf.Extrude3D(bottom2D, BOTTOM_THICKNESS) bottom := sdf.Extrude3D(bottom2D, BOTTOM_THICKNESS)
@ -115,24 +119,29 @@ func bottom() sdf.SDF3 {
floor = sdf.Transform3D(floor, sdf.Translate3d(sdf.V3{X: 0, Y: 0, Z: -(bottom.BoundingBox().Max.Z*2+floor.BoundingBox().Max.Z*2)/4 - 0.50})) floor = sdf.Transform3D(floor, sdf.Translate3d(sdf.V3{X: 0, Y: 0, Z: -(bottom.BoundingBox().Max.Z*2+floor.BoundingBox().Max.Z*2)/4 - 0.50}))
bottom = sdf.Union3D(bottom, floor) bottom = sdf.Union3D(bottom, floor)
cableHole2D := sdf.Box2D(sdf.V2{X: CABLE_HEAD_WIDTH, Y: CABLE_HEAD_HEIGHT}, 0) /*cableHole2D := sdf.Box2D(sdf.V2{X: CABLE_HEAD_WIDTH, Y: CABLE_HEAD_HEIGHT}, 0)
cableHole := sdf.Extrude3D(cableHole2D, TOLERANCE) cableHole := sdf.Extrude3D(cableHole2D, TOLERANCE)
cableHole = sdf.Transform3D(cableHole, sdf.RotateX(sdf.DtoR(90))) cableHole = sdf.Transform3D(cableHole, sdf.RotateX(sdf.DtoR(90)))
cableHole = sdf.Transform3D(cableHole, sdf.Translate3d(sdf.V3{X: 0, Y: (bottom.BoundingBox().Max.Y + cableHole.BoundingBox().Max.Y) - cableHole.BoundingBox().Max.Y*2, Z: cableHole.BoundingBox().Max.Z / 3})) cableHole = sdf.Transform3D(cableHole, sdf.Translate3d(sdf.V3{X: 0, Y: (bottom.BoundingBox().Max.Y + cableHole.BoundingBox().Max.Y) - cableHole.BoundingBox().Max.Y*2, Z: cableHole.BoundingBox().Max.Z / 3}))
bottom = sdf.Difference3D(bottom, cableHole) bottom = sdf.Difference3D(bottom, cableHole)*/
usbCutout, _ := sdf.Box3D(sdf.V3{X: USB_DAUGHTERBOARD_LENGTH, Y: USB_DAUGHTERBOARD_HEIGHT, Z: USB_DAUGHTERBOARD_THICKNESS}, 0) usbCutout, _ := sdf.Box3D(sdf.V3{X: USB_DAUGHTERBOARD_LENGTH + 0.4, Y: USB_DAUGHTERBOARD_HEIGHT + 0.4, Z: USB_DAUGHTERBOARD_THICKNESS + 3.8}, 0)
usbCutout = sdf.Transform3D(usbCutout, sdf.Translate3d(sdf.V3{X: 0, Y: (floor.BoundingBox().Max.Y + usbCutout.BoundingBox().Max.Y) - usbCutout.BoundingBox().Max.Y*2 + 2.6, Z: 0})) // 5 for m3x5 screw usbCutout = sdf.Transform3D(usbCutout, sdf.Translate3d(sdf.V3{X: 0, Y: (floor.BoundingBox().Max.Y + usbCutout.BoundingBox().Max.Y) - usbCutout.BoundingBox().Max.Y*2 + 2.6, Z: 2})) // 5 for m3x5 screw
bottom = sdf.Difference3D(bottom, usbCutout) bottom = sdf.Difference3D(bottom, usbCutout)
/*
usbCutoutPeg2D, _ := sdf.Circle2D(3 / 2) // m3 hole
usbCutoutPeg := sdf.Extrude3D(usbCutoutPeg2D, 1.5) // thickness of daughtboard pcb
usbCutoutPeg = sdf.Transform3D(usbCutoutPeg, sdf.Translate3d(sdf.V3{X: 7.7, Y: (floor.BoundingBox().Max.Y + usbCutoutPeg.BoundingBox().Max.Y) - usbCutoutPeg.BoundingBox().Max.Y*2, Z: -usbCutoutPeg.BoundingBox().Max.Z * 2})) usbCutoutPeg2D := M3ScrewHole() // m2 hole
usbCutoutPeg2 := sdf.Transform3D(usbCutoutPeg, sdf.Translate3d(sdf.V3{X: -15.4, Y: 0, Z: 0})) usbCutoutPeg := sdf.Extrude3D(usbCutoutPeg2D, BOTTOM_THICKNESS) // thickness of daughtboard pcb
usbCutoutPeg = sdf.Transform3D(usbCutoutPeg, sdf.Translate3d(sdf.V3{X: 7.8, Y: (floor.BoundingBox().Max.Y + usbCutoutPeg.BoundingBox().Max.Y + 2) - usbCutoutPeg.BoundingBox().Max.Y*2, Z: -BOTTOM_THICKNESS / 2}))
usbCutoutPeg2 := sdf.Transform3D(usbCutoutPeg, sdf.Translate3d(sdf.V3{X: -15.6, Y: 0, Z: 0}))
usbCutoutPeg = sdf.Union3D(usbCutoutPeg, usbCutoutPeg2)
bottom = sdf.Difference3D(bottom, usbCutoutPeg)
usbPortHole, _ := sdf.Box3D(sdf.V3{X: USB_CONNECTOR_LENGTH, Y: USB_CONNECTOR_HEIGHT, Z: USB_CONNECTOR_THICKNESS}, 0)
usbPortHole = sdf.Transform3D(usbPortHole, sdf.Translate3d(sdf.V3{X: 0, Y: PLATE_HEIGHT / 2, Z: 1.5 / 2})) // Z is thickness of board
bottom = sdf.Difference3D(bottom, usbPortHole)
bottom = sdf.Union3D(bottom, usbCutoutPeg, usbCutoutPeg2)
*/
return bottom return bottom
} }
@ -171,3 +180,19 @@ func lengthHoles(input, hole sdf.SDF2) sdf.SDF2 {
return sdf.Union2D(cornerHoles...) return sdf.Union2D(cornerHoles...)
} }
// 0 is perfect
/*func usbHoleTest() sdf.SDF3 {
base2D := sdf.Box2D(sdf.V2{X: 50, Y: 10}, 0)
holeDimensions := sdf.V2{X: USB_CONNECTOR_LENGTH, Y: USB_CONNECTOR_THICKNESS}
connectors := make([]sdf.SDF2, 5)
for i := range connectors {
connectors[i] = sdf.Box2D(holeDimensions, float64(i))
connectors[i] = sdf.Transform2D(connectors[i], sdf.Translate2d(sdf.V2{X: (connectors[0].BoundingBox().Max.X*2 + 0.8) * float64(i)}))
}
holes := sdf.Union2D(connectors...)
holes = sdf.Transform2D(holes, sdf.Translate2d(sdf.V2{X: -19, Y: 0}))
base2D = sdf.Difference2D(base2D, holes)
return sdf.Extrude3D(base2D, 1.2)
} */

10
hjklbox/screw.go
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@ -5,14 +5,20 @@ import "github.com/deadsy/sdfx/sdf"
const ( const (
M4_SCREW_HOLE_DIAMETER = 4.5 //m4 screw M4_SCREW_HOLE_DIAMETER = 4.5 //m4 screw
M3_SCREW_HOLE_DIAMETER = 3.4 //m3 screw M3_SCREW_HOLE_DIAMETER = 3.4 //m3 screw
M2_SCREW_HOLE_DIAMETER = 2.4
) )
func screwHole() sdf.SDF2 { func M4screwHole() sdf.SDF2 {
hole, _ := sdf.Circle2D(M4_SCREW_HOLE_DIAMETER / 2) hole, _ := sdf.Circle2D(M4_SCREW_HOLE_DIAMETER / 2)
return hole return hole
} }
func smallScrewHole() sdf.SDF2 { func M3ScrewHole() sdf.SDF2 {
hole, _ := sdf.Circle2D(M3_SCREW_HOLE_DIAMETER / 2) hole, _ := sdf.Circle2D(M3_SCREW_HOLE_DIAMETER / 2)
return hole return hole
} }
func M2ScrewHole() sdf.SDF2 {
hole, _ := sdf.Circle2D(M2_SCREW_HOLE_DIAMETER / 2)
return hole
}