Quick release type pneumatic guide rail lock

Abstract

The utility model discloses a quick release type pneumatic guide rail lock which comprises a guide rail sliding block, a mounting notch is formed in the side wall of the guide rail sliding block, a guide rail lock assembly is arranged in the mounting notch, the guide rail lock assembly comprises a driving air cylinder fixed in the mounting notch, a piston is movably installed in the driving air cylinder, and the piston is connected with the guide rail sliding block. A telescopic supporting column is fixedly installed on the piston, a spring is arranged on the portion, located on the telescopic supporting column, in the driving air cylinder in a sleeving mode, a positioning base is fixedly installed at the tail end of the telescopic supporting column, a friction plate is fixedly installed on the surface of the positioning base, and a fixing mechanism is installed in the installation notch. According to the quick-release pneumatic guide rail lock, after the piston moves forwards, the piston drives the friction plate at the tail end of the telescopic supporting column to abut against the track of the linear guide rail, so that movement of the guide rail sliding block is limited, and after the guide rail lock assembly is damaged, the fixed rotary knob can be loosened; after the fixing knob is loosened, the whole guide rail lock assembly can be quickly taken out for maintenance.

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