Today’s Patent – Polishing Device for Metal Conveyor Belt Suitable for Automatic Conveyor Line
The said invention (US11845615B1) was invented by Tingting Lang, Fanghao Li, Xinrong JIN, Junhao Ye and patented by USPTO on May 12th, 2023. Currently, it stands assigned to the Zhejiang Lover Health Science and Technology Development Co Ltd.

The invention relates to a polishing device for metal conveyor belts used in automatic conveyor lines, designed to efficiently polish rust and stains on metal belts. The device includes a holding pillar with a barrier protection assembly, a supporting carriage, assembly supporting frames, a reciprocating assembly, rotating seats, an assembly sliding column, and a polishing supporting shaft with a locking mechanism for sandpaper.
The locking mechanism allows easy installation and replacement of sandpaper. The rotating seats drive the polishing shaft for rotary motion, while the reciprocating assembly enables horizontal oscillation, providing dual-action polishing. The barrier protection assembly shields non-operating parts, enhancing safety and durability.