Omnidirectional intelligent mobile freight robot based on Mecanum wheels

The invention discloses an omni-directional intelligent mobile freight robot based on Mecanum wheels. The omni-directional intelligent mobile freight robot comprises a chassis mechanism, a lifting mechanism, an extending mechanism and a grabbing mechanism. The chassis mechanism comprises a chassis structure frame and four wheel set mechanisms arranged on the chassis structure frame. The lifting mechanism comprises a lifting structure fixing frame and a lifting structure moving frame. The extending mechanism comprises an extending structure fixing frame and an extending structure moving frame; the grabbing mechanism comprises a claw arm part, an overturning part and a clamping part. The cargo transportation function is achieved through the combined action of the chassis mechanism, the lifting mechanism, the extending mechanism and the grabbing mechanism, and the robot has the advantages of being easy to operate, high in applicability, low in power consumption and the like, can complete efficient carrying of ob