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10.2 Biscuit Joiner

Considerations

  • Pre-Operation Checklist is a prerequisite for ANY operation.
  • Clamps, biscuits, and glue are prepared for quick assembly.
  • Disengage from power source until everything is ready to begin cutting operation.
  • Operator cleans tool and work area after use.
  • Required OSHA approved personal protective equipment is worn.
  • Lock-out/Tag-out procedure is in place and followed.
  • Process is completed in a timely manner.

Pre-Operation Checklist

Level 1

Performance Standard -
  • Verifies stock is properly clamped (if required).
  • Demonstrates proper holding of machine to prevent vertical or horizontal movement when engaging cutter head.
  • Verifies dust collection operable/operating (if equipped).

Level 2

Performance Standard -
  • Checks cutter for cleanness and replaces if needed.
  • Tests equipment for movement of cutter head (plunge and retraction into housing).
  • Installs or adjusts fence.
  • Adjusts machine for depth of cut appropriate to the biscuit size being used.
  • Meets Level 1 performance standard.

10.2.1 - Machine 90º Butt Jointed Corner (i.e., Shelf-To-Top Joint)

Level 1

Given material properly prepared for machining, with joint location specified, execute the joint between a shelf and vertical end or divider to receive biscuits keeping the shelf flush with the front edge. Minimum of two biscuits per joint.
Performance Standard -
  • Demonstrates ability to place cutter head ±0.4 mm (1/64") [0.0156"] of location mark
  • Uses layout rod or company standard to mark biscuit locations
  • Makes a joint face which is flush ±0.005"
  • Joins opposing parts within ±0.4 mm (1/64") [0.0156"] of intended lateral position
  • Angle of joint of any two opposing parts is within 0.5º of intended position
  • Maximum gap caused by biscuit machining is 0.001" in joint between opposing parts after assembly

Level 2

Given material properly prepared for machining, layout material for joints, set up machine, and execute the joint between a shelf and vertical end or divider to receive biscuits keeping the shelf flush with the front edge.
Performance Standard -
  • Marks layout of the joint square to edge and within ±0.4 mm (1/64") [0.0156"] of intended position
  • Marks center points for the biscuits on shelf and vertical within ±0.4 mm (1/64") [0.0156"] of intended position
  • Adjusts machine fence and guides to 90º setting
  • Meets Level 1 performance standard

10.2.2 - Machine Intermediate 90º Joint (i.e., Fixed shelf to cabinet side)

Level 1

Given material properly prepared for machining, with panel location laid out, execute the joint between a shelf and vertical face or divider to receive biscuits keeping the shelf flush with the front edge. Minimum of two biscuits per joint.
Performance Standard -
  • Demonstrates ability to place cutter head ±0.4 mm (1/64") [0.0156"] of location mark
  • Uses layout rod or company standard to mark biscuit locations
  • Makes a joint face which is flush ±0.005"
  • Joins opposing parts within ±0.4 mm (1/64") [0.0156"] of intended lateral position
  • Angle of joint of any two opposing parts is within 0.5º of intended position
  • Maximum gap caused by biscuit machining is 0.001" in joint between opposing parts after assembly

Level 2

Given material properly prepared for machining, layout material for joints, set up machine, and execute the joint between a shelf and vertical face or divider to receive biscuits keeping the shelf flush with the front edge.
Performance Standard -
  • Marks layout of the joint square to edge and within ±0.4 mm (1/64") [0.0156"] of intended position
  • Marks center points for the biscuits on shelf and vertical within ±0.4 mm (1/64") [0.0156"] of intended position
  • Adjusts machine fence and guides to 90º setting
  • Meets Level 1 performance standard

10.2.3 - Edge-to-Edge or End-to-End Joint (including flat faced miters)

Level 1

Given material properly prepared for machining, execute the joint between 2 flat pieces to receive biscuits. Minimum of two biscuits per joint.
Performance Standard -
  • Demonstrates ability to place cutter head ±0.4 mm (1/64") [0.0156"] of location mark
  • Uses layout rod or company standard to mark biscuit locations
  • Makes a joint face which is flush ±0.005"
  • Joins opposing parts within ±0.4 mm (1/64") [0.0156"] of intended lateral position
  • Angle of joint of any two opposing parts is within 0.5º of intended position
  • Maximum gap caused by biscuit machining is 0.001" in joint between opposing parts after assembly

Level 2

Given material properly prepared for machining, set up machine and execute the joint between 2 flat pieces to receive biscuits. Minimum of two biscuits per joint.
Performance Standard -
  • Marks layout of the joint square to edge and within ±0.4 mm (1/64") [0.0156"] of intended position
  • Marks center points for the biscuits on shelf and vertical within .0156" (1/64") [0.4 mm] of intended position
  • Adjusts machine fence and guides to 90º setting
  • Meets Level 1 performance standard

10.2.4 - Machine Edge Miter Joint

Level 1

Given material properly prepared for machining, execute the joint between 2 mitered lengths to receive biscuits.
Performance Standard -
  • Demonstrates ability to place cutter head ±0.4 mm (1/64") [0.0156"] of location mark
  • Uses layout rod or company standard to mark biscuit locations
  • Makes a joint face which is flush ±0.005"
  • Joins opposing parts within ±0.4 mm (1/64") [0.0156"] of intended lateral position
  • Angle of joint of any two opposing parts is within 0.5º of intended position
  • Maximum gap caused by biscuit machining is 0.001" in joint between opposing parts after assembly

Level 2

Given material properly prepared for machining, layout material for joints, set up machine, and execute the joint between a shelf and vertical face or divider to receive biscuits keeping the shelf flush with the front edge.
Performance Standard -
  • Marks layout of the joint square to edge and within ±0.4 mm (1/64") [0.0156"] of intended position
  • Marks center points for the biscuits on shelf and vertical within ±0.4 mm (1/64") [0.0156"] of intended position
  • Adjusts machine fence and guides to proper angle setting if required
  • Meets Level 1 performance standards