Material suction machine for packaging

The utility model discloses a material suction machine for packaging, which comprises a base, a vertically upward support plate is arranged on the base, a transversely arranged positioning block is arranged at the top of the support plate, a transversely arranged first telescopic cylinder is fixed on the positioning block, a fixed seat is arranged at the telescopic end of the first telescopic cylinder, and a second telescopic cylinder is arranged at the telescopic end of the fixed seat. A vertically downward second telescopic air cylinder is fixed to the fixing base, a lifting plate is arranged at the telescopic end of the second telescopic air cylinder, a rotating air cylinder is arranged at the bottom of the lifting plate, a first negative pressure suction cup is arranged at the bottom of the mounting base, an extending strip plate is arranged on the circumferential side of the mounting base, and a long-strip-shaped sliding hole is formed in the extending strip plate. A vertical sliding rod is arranged in t