Rapier head with long service life

The utility model discloses a rapier head with long service life, which belongs to the technical field of rapier heads, and adopts the technical scheme that the rapier head comprises a rapier head shell, an inner cavity of the rapier head shell is movably connected with a rapier head body, the top of the rapier head shell is provided with a triangular groove, and the top of the rapier head body is provided with a sliding mechanism; the sliding mechanism comprises a plurality of grooves, rollers and a sealing plate, the grooves are formed in the top of the rapier head shell, the surfaces of the rollers are movably connected with inner cavities of the grooves, and the problem that when an existing rapier head is used, the rapier head shell shuttles back and forth on a rapier loom at a high speed, the rapier head shell is not prone to falling off is solved. The problems that a rapier head and a rapier head shell are usually connected through a screw, holes are inconvenient to align during connection, the install