Patent ID: 8082643
Filing Date: 2011-12-27
Classification: B23Q,B24B,Y10T

Abstract:
1. A machining apparatus comprising: a pair of vertical end walls spaced apart in a direction, defining and flanking two machining stations spaced apart in the direction, and each formed with a respective port; respective means in each of the stations for holding a respective workpiece and rotating it about a respective vertical station axis; transfer means for loading rough workpieces through one of the ports into the holding means of one of the stations and for taking finished workpieces out of the holding means of the other of the stations and through the other of the ports; a machining tool; and means for shifting the machining tool in the direction in a plane below the ports between one position engaging the workpiece in one of the stations and out of engagement with the workpiece in the other of the stations and another position engaging the workpiece in the other station and out of engagement with the workpiece in the one station.