Polishing device for metal conveyor belt suitable for automatic conveyor line

A polishing device for a metal conveyor belt suitable for an automatic conveyor line, comprising:

• a holding pillar (1), wherein one end of the holding pillar is fixedly provided with a bearing head (105);
• and a bottom end of the holding pillar (1) is provided with a barrier protection assembly;
• a supporting carriage (2), wherein the supporting carriage (2) is fixedly connected to the bearing head (105), and symmetrically arranged sliding struts (207) are fixedly connected to both ends of the supporting carriage (2);
• and the both ends of the supporting carriage (2) are respectively provided with a reciprocating assembly;
• assembly supporting frames (3), wherein two assembly supporting frames (3) are symmetrically and fixedly installed at the both ends of the supporting carriage (2), and opposite side surfaces of the two assembly supporting frames (3) are respectively rotatably connected with a rotating seats (305);
• an assembly sliding column (4), wherein both ends of the assembly sliding column (4) are respectively fixedly installed and in transmission connection with two rotating seats (305);
• and the both ends of the assembly sliding column (4) are respectively in transmission connection with the reciprocating assembly;
• and
• a polishing supporting shaft (5), wherein the polishing supporting shaft (5) is in transmission connection with the assembly sliding column (4);
• the polishing supporting shaft (5) is provided with a locking mechanism for loading sandpaper, and the sandpaper is attached to an outer wall of the polishing supporting shaft (5) in a surrounding way.