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B2-K089 Double Wheel Head CNC Axle Grinding Machine

B2-K089 Double Wheel head CNC Axle Grinding Machine is a kind of special designed machine focus on axle grinding of bullet train in the railway transportation industry. The designing of the machine is based on the mature technology of our company. It can finish grinding of cylindrical surface, end face and transition circular arc on both ends of axle in one chucking.The double wheel head structure, fixed working table are employed on this machine. Bed of the machine is of Rectangular shape and it characterized by high rigidity and compact layout. The whole machine is with features on good rigidity, excellent loading capacity, and high machining precision; it’s suitable for precise grinding of bullet train axle.

ITEM		UNIT	B2-K089
Max. swiveling diameter		mm	Φ630
Distance between Centers		mm	3000
Height of center		mm	335
Max. grinding diameter		mm	Φ630
Max. workpiece weight between centers		kg	1500
Control System			SIEMENS
Grinding wheel (Max.)	OD×W×ID	mm	Φ900×300×Φ305
Grinding wheel (Max.)	Linear speed	mm/sec	50/60
Wheel head (X axis)	Total travel	mm	330
	Feed speed	mm/min	0.05 - 5000
	Min. setting unit	mm	0.001
	Oblique angle	度(°)	-70 70
Sliding table	Feed speed	mm/min	0.05 - 5000
Sliding table	Min. setting unit	mm	0.001
Work head	Center		MT.NO.6
Work head	Rotating speed	r/min	30 - 300(stepless)
Tailstock	Center		MT.NO.6
Tailstock	Travel of center	mm	90
Electrical system	Power of wheel spindle motor	kw	37
	Torque of wheel head feeding motor	N.m	36 (SIEMENS)
	Torque of worktable feeding motor	N.m	36 (SIEMENS)
	Power of work head spindle motor	kw	5.5k
	Hydraulic pump motor	kw	1.1 (4P)
	Power of wheel spindle bearing lubrication pump	kw	3.75 (4P)
Cubage dimension	Hydraulic and lubricating oil tank	L	75
Cubage dimension	Spindle bearings oil tank	L	300 x 2
Net weight		kg	30000