Gear Grinding Machines

Nidec Machine Tool America offers both generating and form type grinding machines.

ZA30 A

Specs	Details
Shaving cutter
Outer diameter	mm	Ï†150 ~ Ï†350
Module	mm	M1 ~ 14
Max. face width	mm	60 (opt.70)
Max. pressure angle	deg	25
Helix angle	deg	Â±35Â°
Control - 11 axis
Cutter spin, table		Simultaneously controlled 2 axes
Dressing forward/back, up/down		Simultaneously controlled 2 axes
Grinding wheel diameter	mm	φ650 ~ φ760
Table feedrate	mm/min	1 ~ 9,000
Grinding wheel dressing device		Single-point diamond nib
Grinding wheel spindle motor	kw	1.5
Floor to work center height	mm	1,040
Machine weight	kgs	8,500

ZE SERIES

The ZE series generating type grinders are equipped with standard on-board dressing and automation.

Specs	Details
Max. work piece diameter	mm	Ï†160
Max. module	M	6
Grinding wheel diameter x length	mm	φ275 (300) x 160
Grinding wheel shift	mm	235
Helix angle	deg	Â±45Â°
Max. grinding wheel speed	min^-1	8,000
Max. table speed	min^-1	3,000
Radial feed distance	mm	280
Radial rapid traverse	mm/min	10.000
Axial rapid traverse	mm/min	10.000
Main motor	kw	25
Machine weight	kgs	11,300

Specs	Details
Max. work piece diameter	mm	Ï†260
Max. module	M	6
Grinding wheel diameter x length	mm	Ï†270 (300) x 160
Grinding wheel shift	mm	235
Helix angle	deg	Â±45Â°
Max. grinding wheel speed	min^-1	8,000
Max. table speed	min^-1	2,000
Radial feed distance	mm	295
Radial rapid traverse	mm/min	10.000
Axial rapid traverse	mm/min	10.000
Main motor	kw	40.2
Machine weight	kgs	15,500

Specs	Details
Max. work piece diameter	mm	φ400
Max. module	M	8
Max. grinding wheel diameter x length (Generating)	mm	Ï†300 X Ï†125
Grinding wheel shift	mm	200
Max. grinding wheel diameter x length (Form)	mm	Ï†300 X Ï†40
Helix angle	deg	Â±45
Max. grinding wheel speed	min^-1	6,000
Max. table speed	min^-1	600
Radial rapid traverse	mm/min	10,000
Axial rapid traverse	mm/min	10,000
Main motor	kw	25
Machine weight	kgs	12,000

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ZI20 A

The ZI20A is the world's first and only internal generating gear grinder. It can be offered with CNC dressing, automation and automatic meshing.

Specs	Details
Max. work piece diameter	mm	Ï†200
Max. module	M	3
Helix angle	deg	Â±40
Max. grinding wheel speed	min^-1	15,000
Max. table speed	min^-1	6,000
Radial rapid traverse	mm/min	10,000
Axial rapid traverse	mm/min	10,000
Main motor	kw	25
Machine weight	kgs	11,500

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Specifications data is provided here for reference only. Specifications subject to change at any time without notice. Please contact the Nidec Machine Tool America Gear Technology Center for the most current information.


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