Mould of carving characters bottom aluminum can

The utility model discloses a mould of carving characters bottom aluminum can, including the top cap, the top cap bottom is provided with the base, be provided with the mould circle in the top cap, beprovided with the mold core in the mould circle, the mold core surface is provided with the characters region, the mold core bottom is provided with the case, the case bottom is provided with the airinlet, and the drift can insert in the mould circle, this kind of mould of carving characters bottom aluminum can is rational in infrastructure, convenient to use, and the cold extrusion of monolithic jar mainly comprises mold core, mould circle and drift, and all there is a gas blowing valve core at mold core and mould circle center for the drawing of patterns behind the aluminum can extrusion.The characters setting of aluminum can bottom is on the gas blowing valve of mold core core, and in the characters region was not more than the half the circular area of aluminum can bottom diameter,the unsmooth of characters s