Shearing device and handheld shearing machine

The invention provides a shearing device and a handheld shearing machine, and relates to the technical field of mechanical shearing tools. The shearing device comprises a first shearing piece, a second shearing piece, a rotating connecting assembly and a swing driving mechanism, wherein the first shearing piece is rotationally connected with the second shearing piece through the rotating connecting assembly, a first shearing part is arranged at one end of the first shearing piece, and a second shearing part is arranged at one end of the second shearing piece; and the swing driving mechanism isin transmission connection with the first shearing piece and is used for driving the first shearing piece to swing relative to the second shearing piece around the rotating axis of the rotating connecting assembly so as to drive the first shearing part to do reciprocating motion in a staggered mode. relative to the second shearing piece. According to the shearing device, the technical problems that making of diced meat f