Boiler tube type heat exchanger fin detection device

The utility model discloses a boiler tube type heat exchanger fin detection device, the outer wall of a worm gear is engaged and connected with a rack, the inner wall of the rack is in clearance fit with a square rod, the bottom of the square rod is fixedly connected with the bottom of the inner wall of a shell, one side of the rack is fixedly connected with a bent rod, and the other side of the rack is fixedly connected with the shell. The lower portion of the outer wall of the bent rod is in clearance fit with a through hole in one side of the shell, and a pressing block is installed above the bent rod. The utility model relates to the technical field of tubular heat exchangers, through the cooperation among a bent rod, a square rod and a worm gear, a user firstly places a fin above two cushion blocks, then the user can start a double-shaft motor, the double-shaft motor can drive a worm to rotate when rotating, the worm drives the worm gear to rotate through meshing, and the worm gear drives the fin to rota