Spherical surface milling and grinding device for machining large-diameter reflecting lens

The utility model relates to a spherical surface milling and grinding device for machining a large-diameter reflecting lens, which is applied to the technical field of lens milling and grinding devices and comprises a rack, an ultrasonic milling and grinding machine is mounted on the rack through a hydraulic rod, a liquid storage tank is arranged at the bottom of the rack, a fixing assembly for fixing the lens is arranged on the liquid storage tank, and milling and grinding liquid is stored in the liquid storage tank. A spraying assembly is arranged on the machine frame, a liquid conveying assembly is arranged on the liquid storage box and communicated with the spraying assembly and the liquid storage box, and a backflow opening is formed in the face, facing the machine frame, of the liquid storage box in a penetrating mode. The device has the beneficial effects that the milling and grinding liquid is recycled, resource waste is reduced, and therefore the machining cost is reduced. 本申请涉及一种大口径反射镜片加工的球面铣磨装置，应用在