Variable-pitch suction cup transferring device

The utility model discloses a variable-pitch suction cup transferring device which comprises a bearing frame, the lower portion of the bearing frame is connected with an installation plate body in an up-down mode through a plurality of guide column and guide sleeve sets, and a lifting air cylinder is arranged above the bearing frame. A plurality of rows of strip-shaped suction tools are arranged at the bottom end of the mounting plate body in an array mode, the suction tools work independently, the upper portions of the two sides of each suction tool are each connected with a variable-pitch air cylinder, and each suction tool comprises a connecting body, a middle body and a suction cup body which are arranged in an up-down stacked mode. The device is unique in structure, the mounting plate body is driven by the lifting air cylinder to drive the suction tools to move up and down, so that the bottom ends of the suction tools are controlled to be in contact with parts, and the parts are subjected to vacuum sucti