Patent ID: 6319100
Filing Date: 2001-11-20
Classification: B24B

Abstract:
A disk edge polishing machine, which polishes an inner edge of a center hole of a disk and an outer edge thereof, comprising:a sucking member having a cylindrical end section, said sucking member sucking the disk by the cylindrical end section and exposing the inner edge and the outer edge of the disk, said sucking member spinning together with the disk;an outer polishing member polishing the outer edge of the disk;an inner polishing member being inserted into the center hole and simultaneously polishing the inner edge of the disk;a first driving mechanism relatively moving said outer polishing member and said sucking member close to and away from the outer edge of the disk along a predetermined course; anda second driving mechanism relatively moving said inner polishing member and said sucking member close to and away from the inner edge of the disk along another predetermined course extended from the predetermined course.