Automatic embedding equipment for sealing ring of access cover of photovoltaic box

The invention relates to the technical field of rubber ring assembly, in particular to photovoltaic box access cover sealing ring automatic embedding equipment which comprises a multifunctional embedding claw used for picking up and embedding a sealing ring, and the multifunctional embedding claw comprises a pressing plate, a positioning plate, four positioning wheels and a retracting and releasing mechanism. Limiting sliding holes are formed in the pressing plate and the positioning plate, the retracting and releasing mechanism comprises a center screw rod, a traction hinge sleeve, a limiting vertical frame, four sets of parallel connecting rod stabilizing arms and a motor, and the positioning wheel comprises a circular-truncated-cone-shaped wheel, a center shaft, a linear bearing, a spring and an anti-disengaging nut. A double-layer support structure composed of the pressing plate and the positioning plate is matched with outward expansion of the four positioning wheels to be matched with a rounded rectangu