Cylindrical Grinding Machines feature direct-drive workhead.

Hardinge Workholding Division    Elmira, NY 14902
Apr 16, 2013 Suited for large, heavy parts, Kellenberger® Kel-Varia CNC-controlled Machines have direct-drive workhead with infinitely variable spindle speed from 1–500 rpm and max weight capacity of 750 Nm/660 lb. Torque drive allows parts to be accelerated and braked with zero backlash during bidirectional movements. C-axis operation supports grinding of grooves and satellite/centering bores, while swiveling hydrostatic B-axis provides simultaneous interpolation of X, Z, and B axes with  0.00002° resolution.

VMCs enable part to be machined on 5 faces in one set up.

Hardinge Workholding Division    Elmira, NY 14902
Apr 10, 2013 With respective X/Y/Z travels of 11.8 x 15.6 x 16.9 in. and travels of 20 x 24 x 20 in., GX 250 5F and GXR 320 5F Bridgeport 5-Face (4+1) VMCs feature integrated 5-axis rotary table, heavy-duty linear guideways, and oversized double-nut ballscrews. Fanuc 0i-D control, also included, enables use of 4 simultaneous axes plus one axis for positioning only. While GX 250 5F offers rapid traverse of 1,181 ipm on X/Y/Z axes, GXR 320 5F offers 1,693 ipm on X/Y axes and 1,417 ipm on Z axis.

Quick-Change Collet System offers substitute for 3-jaw chucks.

Hardinge Workholding Division    Elmira, NY 14902
Mar 12, 2013 With collet chucks that mount directly to machine spindle, 80 mm FlexC™ vulcanized collet system offers accuracy within .0004 in. TIR for style A and .0008 in. TIR for style DL. Collet head has gripping range of ±.020 in. of its nominal size to allow for variation in bar stock without changing collet. Available in round and hex smooth/serrated, square smooth, emergency, and S-master styles, collets are inserted and removed with manual compression wrench for changeover in less than 10 sec.

Five-Axis VMC handles small, complex workpieces.

Hardinge Workholding Division    Elmira, NY 14902
Aug 31, 2012 Featuring integrated 5-axis rotary table and Fanuc 31i control with 10.4 in. LCD, Bridgeport® GX-250 5AX vertical machining center (VMC) is designed to handle small, complex workpieces of die/mold, aerospace, medical, and automotive industries. This rigid C-frame machine has respective X, Y, and Z axis travels of 11.8, 15.7, and 16.9 in. and offers options such as part probe, tool probe, auto door with light curtain, mist collector, and C-axis encoder.

Vertical Machining Center handles small, complex workpieces.

Hardinge Workholding Division    Elmira, NY 14902
Aug 31, 2012 Featuring fully integrated 5-axis rotary table, Bridgeport® GX-250 5AX provides X, Y, Z axis travels of 11.8, 15.7, and 16.9 in., respectively. Fanuc 31i control system, equipped with 10.4 in. LCD, offers Simultaneously Controlled 5-axes, Macro Executer, Look Ahead 1000 Blocks, NANO Smoothing, Tilted Working Plane Function, and Polar Coordinate/Cylindrical/Helical Interpolation. C-frame machine meets demanding requirements of die/mold, aerospace, medical, and automotive industries.

Grinding Machine provides 2 meter capacity.

Hardinge Workholding Division    Elmira, NY 14902
Aug 01, 2012 Designed with manufacturers of precision components in mind, UltraGrind 2000 features wheelhead design that provides customers wide choice of external and internal grinding spindle combinations, effectively creating custom machine. Wheelhead is available in wheel sizes up to 500 mm dia x 100 mm and spindle power up to 11 kW. Machine is suited for aerospace, defense, energy, tool room, motorsport, automotive volume production, and general engineering applications.

Rotary Table offers high-precision gripping options.

Hardinge Workholding Division    Elmira, NY 14902
Mar 16, 2011 Equipped with collet-ready 16C spindle, 210 mm Model GD210LP accepts standard 16C collets, step chucks, Sure-Grip® expanding collets, and custom collets with optional collet closer. Stiffness and rigidity are achieved with large diameter bearings and fail-safe clamp systems, allowing part weights up to 220 lb. With up to 233 lb-ft clamping torque, table handles off-center drilling, cross-axis milling, and other high-force cutting applications with ±15 arc-sec accuracy.

Rotary Table provides rigidity and repeatability.

Hardinge Workholding Division    Elmira, NY 14902
Feb 03, 2010 Available with optional pneumatic collet closer, Model GD160LP features hardened steel worm and gear, with double eccentric design offering fine gear mesh. Table's 5C A2-4 spindle allows customer to use existing 5C spindle tooling without adaptors. Clamp/brake system is fast and clamp release is in milliseconds.

Turning Center is designed for quick job changeover.

Hardinge Workholding Division    Elmira, NY 14902
May 01, 2009 Offered with 27 mm 5C or 42 mm 16C collet-ready spindles, Super-Precision Quest CHNC turning center is built atop Harcrete® base that provides vibration damping, structural rigidity, and thermal stability. Other components include 7.5 kW (10 hp) drive system; 8- or 4-position, gang tool-style, pre-set tooled top plates that can be interchanged in minutes; and Hardinge/Fanuc 21i-T CNC unit with .000010 in. programmable resolution/tool offset capability.

Lathe features electronic servo motor and threading computer.

Hardinge Workholding Division    Elmira, NY 14902
Feb 23, 2009 With thread range of 4.0-250.0 TPI, Model HLV can machine up to 4 multiple-start threads. Brushless servo motor provides 44 lb-in. of continuous torque to 8-pitch threading lead screw, while 3.2 in. LCD provides visual threading information. Digital readout includes set zero mode for each axis, diameter/radius mode, inch/metric mode, and absolute/incremental mode. Offering infinitely variable spindle speeds from 100-3,000 rpm, lathe has 5 hp belted drive system that provides 15 lb-ft of torque.