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AM-101 · UWAFT · Product Design

Electrical Switch Sheet Metal Mount

A press brake formed sheet metal mount for a rotary electrical disconnect switch, designed in NX and used on the UWAFT competition car, a 2023 Cadillac LYRIQ.

Press brake part
1-piece
2023 Cadillac LYRIQ
On-car

01What

  • Onboarding project for the UWAFT mechanical subteam: model a rotary electrical switch, detail it on a drawing, and design a mount that fixes it to a wall

02How

  • Modelled the switch body and knob and released a dimensioned drawing with a section view through the knob and the 4x Ø5.50 mounting hole pattern
  • Designed the mount in NX Sheet Metal as a single part that wraps the switch body and flanges out flat against the wall
  • DFM: one part from one flat blank, formed only with press brake bends, so there is nothing to weld, machine or assemble
  • DFM: straight bend lines and open flanges so every bend can be formed with standard press brake tooling
  • DFM: sized the mount around the switch envelope from the drawing, with clearance so the switch fits after forming
  • DFM: fixed to the wall with standard drywall screws through the flanges, so installation needs only common hardware

03Results

  • Delivered the switch model, a released drawing and a sheet metal mount ready for press brake manufacture
  • Switch mounts used on the UWAFT competition car, a 2023 Cadillac LYRIQ

Tools & methods

Siemens NXNX Sheet MetalSolidWorksDFM