GEAR PROFILE GRINDING MACHINE PG250/PG400

■ Precision profile using rotary dresser.
■ Highly rigid box-type bed.
■ Equipped with HMI for increasing operational efficiently.
■ Linear motor X & Z-axis with zero-backlash.
■ DD motor of C-axis with zero-backlash.

Item	Specification
Model	PG250	PG400
Grinding wheel spindle	170G	220G	170G
Workpiece
Min. Gear major diameter	Φ20 mm	Φ20 mm	Φ20 mm
Max. Gear outer diameter	Φ250 mm	Φ400 mm	Φ250 mm
Min. Module	M 0.5	M 0.5	M 0.5
Max. Module	M 6	M 10	M 8
Number of teeth	1~999
Max. load	100 kg	120 kg
Travel
X-axis travel	170 mm	250 mm	250 mm
Y-axis travel	60 mm	100 mm	100 mm
Z-axis travel	450 mm	800 mm	800 mm
C-axis travel	±360°
A-axis travel	±40°
Others
C-axis Max. torque	500 N.m	1300 N.m	1300 N.m
Center distance (Min./Max.)	80/1000 mm
Spindle power	17kW
Grinding wheel diameter range	Φ50~Φ220 mm	Φ210~Φ350 mm	Φ50~Φ220 mm
Grinding wheel thickness	30 mm	40 mm	30 mm
Max. spindle speed	10,000 rpm	4,000 rpm	10,000 rpm
Dresser	Φ135 x 16W x R0.3
Air consumption	30 L/min
Air Pressure	0.5 Mpa
Power requirement	< 20 KVA
Machine dimensions (L x W x H )	2600 X 2480 X 2140(2360) mm
Machine Weight	8000 kg

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