Guide rail surface grinding and polishing device

The utility model relates to the technical field of grinding and polishing, and discloses a guide rail surface grinding and polishing device which comprises a conveying adjusting assembly, a lateral polishing assembly and an up-down polishing assembly, the lateral polishing assembly is arranged at one end of the top of the conveying adjusting assembly, and the up-down polishing assembly is arranged at the top of the conveying adjusting assembly. And the conveying adjusting assembly comprises supporting legs, a mounting plate, a conveying roller, a first hole groove, a rotating screw rod, a moving block, a first motor, a second hole groove, a bottom grinding roller and a second motor, the mounting plate is fixedly connected to the tops of the supporting legs, the conveying roller is arranged in the mounting plate, and the first hole groove is formed in one end of the interior of the mounting plate. According to the guide rail surface grinding and polishing device, the bottom grinding roller, the top grinding r