Upper limb strength training device

The invention discloses an upper limb strength training device comprising a device body, a base is arranged at the lower part of the device body, a side plate is arranged on the right side of the base, a top plate is fixed at the upper end of the side plate, an illuminating lamp is arranged on the left side below the top plate, a first pulley and a second pulley are sequentially arranged below thetop plate on the right side of the illuminating lamp, a pull wire penetrates through the middle parts of the first pulley and the second pulley, a pull rod is arranged below the left side of the pullwire, a third pulley is arranged above the left side of the side plate, the right side of the pull wire penetrates through the third pulley, a clamping ring is fixed below the right side of the pullwire, a power generation box is arranged below the clamping ring, a power generation tube is arranged in the power generation box, and the power generation box is fixed on the side plate; when an exerciser exercises the strengt