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Panel Twisting

Panel Machine is producing C-profile frames with a twist in the bottom horizontal section. The twist caused misalignment in production, leading to quality issues in the final frames.

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Twist

Possible Causes

  • Roller misalignment in entry and mid-stations.
  • Incorrect pressure setup.
  • Worn bearings or rollers in Station 4.
  • Different Lip lengths.

Possible resolution

  • Checked and re-aligned rollers at Stations 1–3, which set the direction of the profile.
  • Checked and reset roller setup ensuring rollers are level with even pressure side to side.
  • Replaced worn bearings or rollers at Station 4.
  • Adjust infeed rollers to even out lip lengths.
  • Verified machine setup for the steel thickness in use.

Quick Tip

 

  • Always perform a full roller setup when changing material thickness.
  • Check station 1-3 for alignment.

 

Reference Videos

 

Setting Gauge thickness

https://www.youtube.com/watch?v=qO1gg-xpt64

Setting Profile, lip length, Bow

https://www.youtube.com/watch?v=fmxWVBlVS7w