Application No.: 200920104619

Application Time: Sep 7, 2009

Announcement Time: June 30, 2010

Patentee: Lu Liujun

The utility model patent relates to polishing device of JGS including support, belt sander on the upper end of support, working platform under the belt sander consisting of driver, driver pulley and the motor used for driving driver. The belt on the driver and driven pulley connects them. The main future of this paten is belt sander includes square gasket between driver and driven pulley. The working platform includes platform and pedestal. There is lifting poker on the two sides of the lower parts of platform. And the lifting poker is in the upright with one end fixed on the pedestal. There is lifting device of lever on the upper parts of upright. The lifting device of lever links with platform. This utility model gets the blank on the platform polished high-precision and good finish flat surface making full use of the plane effect of square gasket. The lifting device of lever is in line with people’s operating habits, reducing the labour intensity and improving working efficiency.