Gear Grinders

GMTA News of Note
Gear Grinders

GMTA News of Note

Ann Arbor, Michigan – GMTA (German Machine Tools of America) represents various top-quality German metalworking machine builders, including Wera Profilator, K + G, Pittler, Praewema and WMZ, as well as Arnold lasers and Rosink parts washers.Â-  These machines are sold to the North American market exclusively by GMTA, primarily for gear and spline production, as well as other power...

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Multifunction System offers complete cylindrical gear machining.
Gear Grinders

Multifunction System offers complete cylindrical gear machining.

AGILUSÂ-® 180TH performs turning, drilling, milling, hobbing, and chamfering/deburring operations in one setup for all types of shaft- and disc-type cylindrical gears up to 180 mm dia with shaft lengths up to 500 mm. Equipped with tool turret for locating fixed or driven tools, machine also offers workpiece loading/unloading function and CNC-controlled tailstock. Universal automation...

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Gear Grinding Machine enables high-speed processing.
Gear Grinders

Gear Grinding Machine enables high-speed processing.

Used to grind internally toothed ring gears, ZI20A optimizes grinding speed (sliding velocity) via barrel-shaped and multi-threaded grinding wheel, made of cubic boron nitride (cBN), attached to main spindle. This method enables grinding by high-speed rotation of multi-threaded type grinder wheel. Rotation synchronous control technology achieves grinding speeds through spindle rotations: 15,000...

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CNC Gear Grinder rough and finish grinds in one operation.
Gear Grinders

CNC Gear Grinder rough and finish grinds in one operation.

Equipped with menu-driven control featuring Gear Smart(TM) programming, 5-axis Model GS:GÂ-² allows part changeovers in 15 min or less. It can grind from Mod 0.5 to 8 from 25-250 mm pitch diameter to AGMA 12 specification. Machine includes CNC contour diamond roll dressing, constant surface speed as wheel wears, infinitely variable wheel and work speeds selectable for roughing and finishing,...

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Gear Grinder eliminates undulated form errors.
Gear Grinders

Gear Grinder eliminates undulated form errors.

GleasonÂ-® 245TWG Threaded Wheel Grinder maintains critical size requirements on consistent basis, but also enables hard finishing using metal removal rates. Thermal compensation via sensors throughout process ensures accuracy and part-to-part consistency. Direct-drive grinding spindle offers speeds in excess of 60 m/sec. In addition to savage grinding, machine can grind gear segments, gears...

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Gear Grinding Machine uses continuous generating method.
Gear Grinders

Gear Grinding Machine uses continuous generating method.

Series RZ150 incorporates 2 direct-drive work spindles, acoustic sensing for alignment of dressing diamonds, and automatic fine balancing of wheel on grinding spindle. Multi-spindle column that carries work spindles and dressing spindle rotates 180Â-º to facilitate automatic loading of workpieces. Low Noise Shifting directs movement of machine during grinding to produce random surface texture...

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Wheel Grinder is suited for cylindrical gear grinding.
Gear Grinders

Wheel Grinder is suited for cylindrical gear grinding.

Model 245TWG High Speed Threaded Wheel Grinder uses direct-drive spindles on grinding and work spindles, allowing higher grinding wheel speeds and elimination of gears, belts, and other mechanical drivetrain components. Gleason master dressing gear system can dress multi-start grinding wheels, and for small lot production machine can be equipped with conventional CNC dressing unit. Machine also...

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Gear Grinder rough and finish grinds gears in one setup.
Gear Grinders

Gear Grinder rough and finish grinds gears in one setup.

Built on mineral-filled cast polymer base, 6-axis GS:G2 produces gears from 1-12 in. dia, employs near net-shaped or hobbed gears, and requires 15 min of setup. Machine requires users to install proper tooling and enter part form, dress, and grind parameters into control in order to start-up new jobs, while menu-driven screens and Gear Smart(TM) Programming facilitate operation. Product features...

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Gear-Grinding Machine offers 8 axes of CNC control.
Gear Grinders

Gear-Grinding Machine offers 8 axes of CNC control.

KOEPFER KAPP KX120 is equipped with BWO 900 CNC control for hard-finishing operations of gears and shafts. Able to accomplish all gear-cutting applications, machine employs direct-drive 12,000 rpm grinding head and KAPP CBN-plated, 80 mm OD, multi-thread grinding worms. Delivering continuous grinding process, it is available with automation system for loading and unloading components in...

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Hard Gear Finishing Machine has compact design.
Gear Grinders

Hard Gear Finishing Machine has compact design.

Utilizing continuous generating method, RZ150 High-Performance Gear Grinding Machine incorporates 2 direct drive work spindles and acoustic sensing for alignment of dressing diamonds. It also features automatic fine balancing of wheel on grinding spindle and LNS (low noise shifting). Multi-spindle column that carries work spindles and dressing spindle rotates 180Â-º to facilitate automatic...

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