Automatic oil spraying gun with rotatable atomization cap of cake mold box

The utility model discloses an automatic oil spraying gun with a rotatable atomizing cap of a cake mold box, which comprises a gun body, and a valve seat cavity and a piston cavity are arranged on the gun body; a valve seat is arranged in the valve seat cavity, the valve seat is provided with a valve seat first convex part, a valve seat second convex part and a valve seat third convex part, an air inlet cavity is formed between the valve seat first convex part and the valve seat second convex part, the air inlet cavity is communicated with the valve seat inner hole through an air inlet hole, the air inlet cavity is communicated with the atomization gas lower channel, and an air outlet cavity is formed between the valve seat second convex part and the valve seat third convex part; the gas outlet cavity is communicated with the inner hole of the valve seat through the gas outlet hole, the gas outlet cavity is communicated with the upper atomizing gas channel, and the upper atomizing gas channel is communicated