Pull rope glass blasting device with rotating arm

The utility model discloses a pull rope glass blasting device with a rotating arm, which comprises a shell, a support, a swing arm mechanism and a traction piece, the support is arranged in the shell, the swing arm mechanism is arranged on the support, the swing arm mechanism comprises a striking swing arm and a traction swing arm which are axially parallel and are not coaxial, a through hole is arranged on the shell, the traction piece is arranged on the traction swing arm, and the through hole is communicated with the through hole. The traction piece penetrates through the through hole and extends out of the shell, a clamping part is arranged on the striking swing arm, and a lifting part matched with the clamping part is arranged on the traction swing arm. The traction piece drives the traction swing arm in a traction mode, in the traction process of the traction piece, the traction swing arm drives the clamping part through the lifting part so as to drive the striking swing arm to swing, the lifting part a