Go up lower wall cooling system and grinding and polishing device

The utility model belongs to the technical field of the grinding and polishing technique and specifically relates to a go up lower wall cooling system and grinding and polishing device is related to,should go up lower wall cooling system, including first cooling body and second cooling body, first cooling body includes the first cooler pan that a plurality of fixed connection are in the same place, and range upon range of setting about a plurality of first cooler pans, cooling channel has between two upper and lower adjacent first cooler pans, in a plurality of first cooler pans, the lower terminal surface that lies in the first cooler pan of lower floor is used for fixed hanging wall rinding body, and has offered the discharge orifice on the hanging wall rinding body, and the discharge orifice is linked together with cooling channel, the second cooling body includes nozzle assembly, and nozzle assembly locates the below of lower wall rinding body for to lower wall rinding body jet cooling liquid. This grindi