Polishing machine for finishing workpiece

摘要

The polishing machine has upper and lower working discs. At least one of the discs is driven, and there are several runner discs between them with apertures for workpieces and teeth engaged with inner and outer pin crowns. The machine has catching devices (78) on the outside and inside of the working discs (12,14), steering the working substance coming out at the side into at least one annular collection channel below the lower working disc. This channel can be connected to a recycling tank or other outlet.