v-block

// V-Block
// Hold and support round workpieces.

// Set units in inches (in)
@settings(defaultLengthUnit = in)

// Define parameters
vBlockLength = 1 + 1 / 4
vBlockWidth = 3
vBlockHeight = 2 + 3 / 8
vAngle = 90deg
vDepth = 13 / 16
vWidth = vDepth * tan(vAngle / 2) * 2

slotHeight = 0.375
slotDepth = 0.375

// Create a sketch for the vBlock profile on the YZ plane
vBlockProfileSketch = startSketchOn(offsetPlane(YZ, offset = -vBlockLength / 2))

// Define the profile of the vBlock
vBlockProfile = startProfile(vBlockProfileSketch, at = [-vBlockWidth / 2, 0])
  // side
  |> yLine(length = vBlockHeight / 2 - (slotHeight / 2))
  |> xLine(length = slotDepth)
  |> yLine(length = slotHeight)
  |> xLine(length = -slotDepth)
  |> yLine(length = vBlockHeight / 2 - (slotHeight / 2))
  // plateu
  |> xLine(length = vBlockWidth / 2 - (vWidth / 2), tag = $seg01)
  |> line(end = [vWidth / 2, -vDepth])
  |> line(end = [vWidth / 2, vDepth])
  |> xLine(length = vBlockWidth / 2 - (vWidth / 2))
  // side
  |> yLine(length = -vBlockHeight / 2 + slotHeight / 2)
  |> xLine(length = -slotDepth)
  |> yLine(length = -slotHeight)
  |> xLine(length = slotDepth)
  |> yLine(length = -vBlockHeight / 2 + slotHeight / 2)
  // bottom
  |> line(endAbsolute = [profileStartX(%), profileStartY(%)])
  |> close()

// Extrude the profile to create the v-block
vBlock = extrude(vBlockProfile, length = vBlockLength)

// Side holes
sideHoleDistance = vBlockWidth / 3
sideHoleHeight = vBlockHeight / 2
sideHoleRadiuse = 1 / 4
sideHoleSketch = startSketchOn(vBlock, face = END)
sideHoleProfile = circle(sideHoleSketch, center = [-sideHoleDistance / 2, sideHoleHeight], radius = sideHoleRadiuse)
  |> patternLinear2d(
       %,
       instances = 2,
       distance = sideHoleDistance,
       axis = [1, 0],
     )
sideHoles = extrude(sideHoleProfile, length = -vBlockWidth)