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CNC template · Games

Circle puzzle with tray

Preview of the CNC template “Circle puzzle with tray”

A circle of eight pieces with quarter circles, a ring piece, sectors, a segment and a disc, plus a tray. As with a tangram you make animals, figures and patterns from it.

Size
394 × 426 mm, 6 mm thick
Material
Hardwood (beech, oak)
Difficulty
Beginner
Milling time
approx. 31 min
Bits
End mill Ø 2 mm, End mill Ø 3.175 mm
Customise
Size, text and details adjustable with sliders

Free with an account · carve with Chrome or Edge · no installation

Build instructions

Materials and accessories

QtyPart
1Wood glue (water-resistant D3)

Also: sandpaper (grit 120 and 240), a utility knife or fine saw and, for joints, a rubber mallet.

Carving and finishing

  1. Clamp the workpiece flat on the spoilboard or secure it with double-sided tape, and set the origin as shown in the carving assistant.
  2. First the cuts between the pieces with the 2 mm end mill, then the recess in the frame, finally cut out the circle, frame and bottom. Secure the sheet with double-sided tape so the pieces stay in place.
  3. Free the parts at the holding tabs with a utility knife or fine saw and sand the tab remains flush.
  4. Lightly break the edges with sandpaper (grit 120, then 240) and remove burrs.

Assembly and final touches

  1. Glue the frame onto the bottom: this makes the tray into which all pieces fit together.
  2. Lay animals, figures and signs from the pieces and trace them; the back of the pieces can be painted in a contrasting colour.
  3. Finally oil, wax or varnish; for toys use oils or varnishes that are saliva-resistant according to EN 71-3.

How to carve this template

  1. OpenOpen the template in the app and adjust size and text if you like.
  2. CheckLook at it in 3D, check run time and warnings.
  3. Set upThe carve wizard guides you through material, clamping, bit and zero point.
  4. CarvePress start; the app drives your Grbl router directly over USB.