Patent ID: 8905907

Claim:
A cutting device for cutting lenses, comprising: a support base, the support base comprising a support surface and a slide portion on the support surface; a first slide module, the first slide module being slidely positioned on the slide portion; a second slide module, the second slide module being slidely positioned on the first slide module, the sliding direction of the second slide module being perpendicular to the sliding direction of the first slide module, and a cutting module, the cutting module comprising a fixed bracket, a driving device, and a cutter, the fixed bracket comprising a support body and a top plate, the support body comprising a first end and a second end opposite to the first end, the first end being positioned on the second slide module, and the top plate being fixed on the second end, the driving device comprising a first motor and a screw rod, the first motor being fixed on the top plate, the screw rod passing through the top plate, one end of the screw rod being connected to the first motor, and another end of the screw rod being connected to the cutter, the first motor capable of driving the screw rod to rotate around the central axis of the cutter, and to move up and down along the central axis of the cutter, the central axis of the cutter being perpendicular to the support surface, the cutter comprising a blade, the blade being a hollow cylindrical blade, and an end surface of the blade facing the support surface.