Klein zsu Center Hole Grinder

Klein zsu Centre Grinder Linear grinding and plunge grinding for centre holes. Linear grinding. For centres from dia. Accuracy. Concentricity. Plunge grinding. Centre holes from dia. Accuracy. Roundness as measured at the centre hole is μm μm. The roundness of a workpiece depends on the roundness of its centre holes. Meister Ortlieb Defect and Function of centre hole Together with the dead centre point the centre holes must be ground before they are mounted on the external grinder. forms a plain bearing. For optimum results the taper of the centre hole. must be round and co-axial with the centre hole. workpiece, its centre holes are neither a round nor oval, are out of alignment, covered with scale and too rough. obtain good results rapidly in circular grinding. results in centre hole grinding is a grinding point of true geometric shape. requirements. True correct taper form in terms of taper angle and geometry. Absolutely sharp points of grinding important for small centre holes. Fine surface finish. Dressing with a dressing wheel. The major problem encountered in the dressing the tapered grinding point is the diminishing circumferential speed towards the tip. With a driven dressing wheel, constant conditions for dressing exist. 0,2 mm tip radii can be obtained, to grind small centre holes. The surface quality of the centre hole is determined by the speed at which. The workpieces can be divided into two categories: Linear grinding. Workpieces are, ground, turned, hardened, or smooth. Accuracy. Workpieces, are ground by linear grinding method if the centre hole must be concentric with the outer dia. Grinding capacity. The centres are ground co-axial, concentric, and round. The workpiece is driven by the tailstock and is guided in a steady rest. Plunge grinding special equipment. Workpieces can be rough, turned, sure can be adjusted by a spring. centre holes do not leave their position. The workpiece is held by hand during the plunge grinding process. This is uncomplicated and very quick. The grinding point plunges into the centre hole and laps it round and coaxial. Centre grinding ensures good results quickly in circular grinding. Swivelling device for easier Spotlight. better loading and unloading of heavy workpieces. Concentric grinding with For plunge grinding: the steady rest Stepless variable grinding. spindle speed for centers. upto dia. Workpiece drive with two Pneumatic swivelling. speeds min / min device for the grinding. head. For easier loading. and unloading of heavy. workpieces. Tailstock motor lift with Three jaw chuck, on. two speeds request high precision. spindle. Standard Special. equipment accessories. Special accessories ZSU . Dust collector with phase. V or S tefl23CV. Technical Data. ZSU. Distance between centers ca. mm . Height of centre mm . Max. work mm dia . Max. centre hole mm dia . Min. centre hole mm dia . Centre hole taper angle. Grinding spindle. Drive motor speed min . Plunge grinding. Drive motor speed min . Stepless variable speed min . Drive motor rating kW . Travel mm. Collet chucks mm . Tailstock. Morse taper MK . Max. workpiece weight kg . Dressing spindle. Dressing wheel mm dia . Weight net / gross kg. Measurement x Height cm. Packing x Length cm. Specification are subject to change without notice.