Crankshaft Grinding Machine of Smac (MQ8260A)

Product Description

Product Description
china Crankshaft grinding machine MQ8260B
The crankshaft grinding machine MQ8260A is a simple structure,easy operation,wide applicability of the crankshaft grinder for automobiles,stractors,siesel engine repair shop crankshaft grinding spindle crank neck and neck,but also fo cylinderical grinding machine for general excircle grinding.

Structural features:
1,machine tools,electrical,hydraulic control,mannual control bassel.
2,base type machine left and right using adjustable cross chuck chuck.improve work piece installation,adjustment efficiency.
3,With top or the workpiece clamping chuck.the head frame motor drive,manual feed grinding
4,Longitudinal movement,there is also a manual manever,manenver the table in a fast-moving action.can only point for jumping stalls or adjustments.
5,About the amount of cross chuck maximum adjustable vertical 110mm,transverse 2mm,the chuck further hang a trace swivel adjustment,the range of 0-30 °
6,Parts,wheel,bench,cooling pump,oil pump driven by a separate motor.

Specifications		Model	Unit	14201	14203	14205	14208
				MQ8260A	MQ8260A/1 x 18	MQ8260A/1 x 20	MQ8240A
Max. work diameter x Max. work length			mm	Φ580 x 1600	Φ580 x 1800	Φ580 x 2000	Φ400 x 750
Capac-ity	1. Max. Swing over table		mm	580	580	580	400
	Workdiameter ground with steady rest		mm	Φ30 -Φ100	Φ30 -Φ100	Φ50 -Φ120	Φ20 -Φ110
	Throw of crankshaft		mm	110	110	120	60
	2. Max. work length ground:in3-jawchuck		mm	1400	1400	1800	630
	Between centres		mm	1600	1600	2000	750
	3. Max. work weight		kg	120	120	150	30
Head-stock	Centre height		mm	300	300	300	200
	Work speed		rpm	25, 45, 95	25, 45, 95	30, 45, 65, 100	40, 80
Wheel head	1. Max. Cross movement		mm	185	185	185	150
	2. Wheelhead rapid approach & with raway		mm	100	100	100	100
	3. Wheelhead feed Wheel feed ertum of cross feed handwheel		mm	1	1	1	1
	Wheel feed per grad of Cross feed handwheed		mm	0.005	0.005	0.005	0.005
Grinding Wheel	1. Wheel spindle speed		rpm	740, 890	740, 890	740, 890	890
	2. Wheel peripheral speed		m/sec	25.6-35	25.6-35	25.6-35	35
	3. Wheel size		mm	Φ900 x 32 x Φ305	Φ900 x 32 x Φ305	Φ900 x 32 x Φ305	Φ750 x 32 x Φ305
Table	1. Table traverse pertum of handwheel:coarse		mm	5.88	5.88	5.88	14
	fine		mm	1.68	1.68	1.68	1.55
	2. Table swivel (taper 18/100)			50	50	50
	3. Table swivel pergrad of scal (taper1:50)			10Ó	10Ó	10Ó
Overall capacity of motors			kw	9.82	9.82	11, 12	6.92
Overall dimensions (L x W x H)			mm	4166 x 2037 x 1584	4166 x 2037 x 1584	4900 x 2037 x 1584	2860 x 1960 x 1650
Weight			kg	6000	6000	7000	4800
Working Accu-racy	Ovality (new standard)			0.005	0.005	0.005	0.0025
	Cylindrcity			0.01	0.01	0.01	0.005
	Roughness Ra			0.32	0.32	0.32	0.32
Main Acces-sories	jaw chuck 2 sets			√	√	√	√
	Wheel dresser 1 sets			√	√	√	√
	Steady rest (w. 30mm) 1 set			√	√ √	√	√
	Wheel balancing arbor 1set			√	√	√	√
	Leveling wedge 1set			√	√	√	√
	Wheel adaptor 1set			√	√	√	√
	Driving dog 1 set			√		√	√
	Verticalaligning stand (width 28mm) 1			√		√	√
	Horizontclaligning stand (width 28mm) 1set			√		√	√
Otional Acces-sories	Wheel balancing stand
	Hanging measuring device
	End dresser
	Verticalaligning stand (with 15mm 10mm)				√
	Horizontclaligning stand (with 15mm 10mm)				√
	Steady rest (Width 15mm 10mm)				√
	Centring device				√
	Crankshaft Polisher
	Digital display device
	Tailstock Pneumatic device

Company Profile
SJR Machinery Co., Ltd. , was founded in 1984, which is the main partner member of China Jiangsu International Economic-Technical Cooperation Corporation. Our company specializes in the manufacture and import/export of brand new industrial machinery and tools. We are capable of producing more than 80 types of machines.Sincerely welcoming you to contact us for more information, we look forward to becoming your supplier in the near future.
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