Patent ID: 8915767
Filing Date: 2014-12-23
Classification: B24B,B24D

Abstract:
1. A sandpaper replacement device used for replacing sandpapers for a polish device, comprising: a support platform; a driver comprising a cylinder body and an extension rod movably positioned on the cylinder body, the cylinder body being positioned on the support platform, and the extension rod passing through and protruding out from the support platform; a driving detector sensor positioned on the support platform adjacent to the extension rod; a clamping member comprising a main body and two claws oppositely positioned on one end of the main body, and the main body being mounted on the support platform away from the cylinder body; a clamping detector positioned adjacent to the two claws; and a controller electrically connected to the driver, the driving detector sensor, the clamping detector and the clamping member, wherein when the clamping detector detects sandpaper needing to be replaced having arrived at a first preset position, the clamping detector sends a first signal to the controller, the controller controls the clamping member to grip and tear off the sandpaper for replacement from the polishing device according to the first signal, when the driving detector sensor detects the polishing device needing to be supplied new sandpaper having arrived at a second preset position, the driving detector sensor sends a second signal to the controller, and the controller controls the driver to push up the new sandpaper to the polishing device according to the second signal.