Zhejiang Rongpeng Air Tools Co., Ltd.

Xiao-Rong Li

Zheng-Ting Shu

Xu-Cheng Fang

The present invention discloses a pneumatic nail gun, which comprises a nail tool body, a cylinder seat arranged above the nail tool body, a housing cap arranged at top end of the cylinder seat; a seal gasket is arranged inside top of the housing cap; a head valve is arranged inside the housing cap, and a spring is disposed inside the head valve; a collar is actively arranged inside the cylinder seat, a cylinder being disposed inside the cavity of the tool body; the collar can move reciprocally along a space formed between the cylinder seat and the inner step surface of the cylinder; a control valve assembly is arranged along a radical direction of the cylinder seat; a piston driver assembly is actively arranged inside a chamber being formed by an inner hole of the collar and an inner hole of the cylinder. The pneumatic nail gun can reduce the pressure oscillation when firing, increase the effectiveness of the firing for every time.

Pneumatic nail gun

Spray gun

A direction switching and speed controlling device for an air tool includes two holes provided respectively on two lateral sides of an air cylinder (). Holes on one side are two air outlets (), and two holes on another side are a forward rotation air inlet () and a reverse rotation air inlet (). An air valve () has an indentation portion () provided on a lateral side thereof, the indentation portion () is engaged with teeth portion () provided on a lower end of a switch (). At another end, the switch () includes an elongated portion () provided horizontally with a blind hole () provided in the center. A spring () is disposed into the hole () with a metal ball () attached to an end thereof. A valve cap () is provided on a bottom portion of a casing () with a plurality of spherical grooves () provided therein. The metal ball () and groove () are engaged through the restoration force of the spring ().

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Taizhou, China

Xiao-Rong Li