A tyre bead clamping device and method, the device comprising a rack and a plurality of clamping mechanisms (2) circumferentially arranged thereon; a clamping mechanism (2) comprises a base (21), suction pads (22) disposed on the base (21), clamping claws (23), and a second drive mechanism (41) driving the clamping claws (23) to achieve clamping; and the suction pads (22) and the clamping claws (23) disposed on the clamping mechanism (2) enable a tyre bead to simultaneously be suctioned and clamped, increasing the fixing force applied to the tyre bead when being picked up, clamped and transferred, effectively preventing slipping of the tyre bead, and improving the quality of the tyre bead.
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