Locking device on the striker of double-cylinder electric nail gun

A locking device on the striker of double-cylinder electric nail gun, comprising a gear box, wherein a top right of the gear box is provided with a union joint, a side wall of the union joint is provided with an aperture connected to an inner space of the union joint;

• the union joint is connected to a first cylinder;
• a side wall of the gear box is provided with a second cylinder connected to the inner space of the gear box and located directly below the first cylinder;
• a matched first piston is located in the first cylinder, a matched second piston is located in the second cylinder;
• the first piston is connected to a striker;
• a front of the striker penetrates through the aperture to the outside, the front of the striker exposed to the outside is provided with several notches;
• an eccentric shaft seat is located in the gear box, one side of eccentric shaft seat is provided with the eccentric shaft;
• the second piston is hinged on a piston arm, the distal end of the piston arm is extended out of the second cylinder and into the gear box;
• the eccentric shaft connected to the distal end of the piston arm is located in the gear box;
• a rocker component corresponding to the eccentric shaft is located in the gear box;
• an upper end of the rocker component is extended out of the gear box and connected to a spacer, the spacer is provided with several latches matching the notches;
• a proximal opening of the first cylinder is connected to a proximal opening of the second cylinder by a cylinder seat;
• the cylinder seat is provided with a cylinder cover;
• the cylinder seat is provided with a first vent hole connected to the first cylinder and a second vent hole connected to the second cylinder;
• one sidewall of the cylinder cover opposite to the cylinder seat is provided with a ventilating chamber;
• the first vent hole is connected to the second vent hole through the ventilating chamber.