b'Grinding MachinesGrinding Machines INSERT GRINDING MACHINEJIG GRINDERAgathon Machine Tools Inc.s Evo Quinto 5-axis insertMitsui Seiki USA Inc.s J350G jig grinder has a U-axis grinding machine offers freedom of movement withrange of -3 mm to 50 mm (-0.118" to 1.968") relative to a 5th axis that swivels continuously between -51 andthe spindle center. It grinds small- and large-diameter 236 to machine inserts with complex geometries in oneholes and multiple features with a single wheel in a clamping. It grinds circumferences and radii, includingcontinuous, automatic mode. The hand-scraped X and chipbreakers. No reclamping is required, which increasesY axes incorporate needle roller bearings to enhance productivity and precision and reduces production time.accuracy. Table longitudinal travel is 500 mm (19.68"), Agathon Machine Tools Inc.; www.agathon.com transverse travel is 300 mm (11.81"), and quill travel is 100 mm (3.94").Mitsui Seiki USA Inc.; www.mitsuiseiki.comPRODUCT SHOWCASE Grinding Machines BLANK PREPARATION GRINDER The CH-CM0406 cut-prepoint-chamfer machine from Rush Machinery provides three blank preparation functions, which can be done separately or together. Carbide rods canGrinding Machines be cut to length, prepointed, and chamfered. WorkpieceMILLING CUTTER GRINDER loading and unloading is fully automatic. The controlThe VGrind 340S grinding machine from Vollmer of compensates for wheel wear. Capacities are 3 mm to 25America Corp. is suitable for producing and resharpening mm (1/8" to 1") for OD, 80 mm to 420 mm (3.150" tosmall carbide tools with diameters from 0.3 mm to 12.7 16.5") for length, 60 to 135 for the prepoint angle andmm (0.01" to 0.5"). The VGrind 340S features two vertical 30 to 90 for the chamfer angle. spindles for different grinding wheel sets. Actuation via Rush Machinery; www.rushmachinery.com five CNC axes and the use of back rests enables precise machining in the micrometer range. Vollmer of America Corp.; www.vollmer-group.com96NOVEMBER 201992-102 Products.indd 96 10/22/19 2:28 PM'