Mq8260b Grinding Machine for Crankshaft/Crankshaft Grinder Machine

Product Description

PRODUCTION DESCRIPTION
1- MQ8260BX1600 is simple in construction,easy in operation and wide in application;suitable for grinding the crankshaft pins and joumals. It can also be used as cylindrical grinder.2- Left and right chucks are crisscross and adjustable.3- Workpiece is held by centers or by chucks, driven by workhead motor, and fed by hand for grinding.4- The machine is controlled by mechanical, electric and hydraulic means;operated mainly by hand.5- Longitudinal worktable travel is realized by manual-drive or motor-drive, with the motor-drive for jump displacement or adjustment.6- Max. adjustable amount of left and right chuck is 110mm in vertical direction.7- Workpiece, wheel, worktable, coolant pump and oil pump are driven by their individual motors8- Worktable and wheelhead have the hydraulic and electric interlocking mechanism, ensuring the safety even if misoperation whether in adjustment or in the process of grinding.
PARAMETERS

Specification		MQ8260B
Max. swing dia. over table	mm	580
Max. crankpin throw	mm	110
Grinding diameter supported by steady-rest	mm	30-100
Grinding cylindrical diameter	mm	30-200
Max. grinding leangth(clamped by 3-jaw chuck)	mm	1300
Max. grinding length (clamped by centers)	mm	1600
Max.workpiece weight	kg	120
Center height	mm	300
Workhead spindle speed (three steps)	r/min	25,50,100
Wheelhead spindle speed	r/min	760
Max. wheelhead travel along leadscrew	mm	200
Wheelhead displacement per rev. of feed handwheel	mm	1
Wheelhead displacement per div. of feed handwheel	mm	0.005
Rapid wheelhead advance / withdrawal	mm	100
Wheelhead displacement per depressing the micro-feed button once	mm
Max. longitudinal worktable travel	mm	1600
Oil-pump flow-rate	ml/r	11
Oil-pump pressure	Map	6.3
Coolant pump flow-rate	L/min	50
Total motor power	kw	9.45
Machine weight	kg	6700
Overall dimensions (LxWxH)	mm	4000x2100x1600

MACHINE PICTURES

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