Puncture type suction head and full-automatic suction feeding device for chemical powder and particle raw materials

The invention discloses a puncture type suction head and a full-automatic suction feeding device for chemical powder and particle raw materials. The puncture type suction head comprises a puncture shell and a suction pipe arranged in the puncture shell; the top end of the puncture shell is provided with a puncture part used for puncturing a material bag; the side wall of the puncture shell is provided with a feeding port; the suction pipe is provided with a suction port used for sucking materials in the material bag into the suction pipe through the feeding port; and a discharge end of the suction pipe is connected with a negative pressure suction mechanism. The suction feeding device comprises a material suction mechanism, a material bearing frame and a material conveying device; the material suction mechanism comprises an integrated frame and a plurality of suction heads arranged on the integrated frame; the discharge ends of all the suction heads are connected with the negative pressure suction mechanism t