External ball screw circulator fixing structure

The utility model discloses an externally-installed ball screw circulator fixing structure which comprises a screw, a nut is installed outside the screw, an installation block is connected to the outer wall of the nut, an installation groove is formed in the installation block, clamping structures are arranged on the two sides of the inner wall of the installation groove, and a circulator used for balls is installed in the installation groove. According to the external ball screw circulator fixing structure, the fixing structure of the circulator can be fixed without the help of screws and tools, rapid installation of the circulator and a nut can be completed through the clamping structure, the circulator can be rapidly taken down to be overhauled and replaced by controlling the clamping structure in the same way when the circulator is disassembled, and the operation is convenient. And heat dissipation holes are formed in the circulator, so that when the balls pass through the circulator, generated heat can b