Patent ID: 6782883
Filing Date: 2004-08-31
Classification: B28D,H01L,Y10T

Abstract:
A cutting device for breaking fragile materials, comprising:a base frame, said base frame having a front mounting face; a lifting mechanism, said lifting mechanism comprising a base block fixedly mounted on the mounting face of said base frame, and a lifting block coupled to said base block for vertical movement on said base block; a rotary table, said rotary table comprising a fixed member fixedly mounted on the lifting block of said lifting mechanism, and a rotary member supported on said fixed member for rotation relative to said fixed member, said rotary member having a front face; a cutter holder installed on the front face of said rotary member, said cutter holder having a through hole, said through hole having a center axis in parallel to the front face of said rotary member; and a cutter module installed in the through hole of said cutter holder and holding a diamond cutter, said cutter module comprising a rotary mechanism adapted to rotate said diamond cutter around the center axis of said through hole, said rotary mechanism of said cutter module being adapted to rotate said diamond cutter around the center axis of said through hole to different angles, enabling said diamond cutter to cut a fragile material with different crystal phase cutting points, said cutter module further comprising a feed mechanism adapted to move said diamond cutter axially along the center axis of said through hole.