JAINNHER JHU SERIES CNC Cylindrical External Grinders

CNC Universal Cylindrical Grinder

CAPACITY ITEMS MODLE
JHU-2706CNC JHU-2710CNC JHU-2715CNC JHU-2720CNC JHU-3506CNC JHU-3510CNC JHU-3515CNC JHU-3520CNC
Capacity Max Ø work swings(mm) 270 350
Max grinding length(mm) 600 1000 1500 2000 600 1000 1500 2000
Max grinding dia.(mm) 250 330
Max job weight in centers 70 kgs 130 kgs 70 kgs 130 kgs
Range of touch probe 500 900 1400 1900 500 900 1400 1900
Workhead Speed range(rpm) 60Hz 11~500 (Variable speed)
50Hz 9~420 (Variable speed)
Swivel angle 120° (CCW:90° ; CW:30°)
Center MT.4
Spindle rotation Setting, Normal and reverse rotation
Worktable Swivel angle CCW/CW 11° / 6° 9° / 5° 7° / 4° 5° / 3° 11° / 6° 9° / 5° 7° / 4° 5° / 3°
Max.feed ratc 8 mm
Min. setting unit (mm) 0.001 mm
Wheel head Grinding wheel size (D x W x B) 405 x (25 ~ 50) x 152.4, 455 x 50×152.4(opt.)
Max peripheral (m/min) 2000
Grinding wheel speed (2 step)(rpm) 60 Hz 1499:1600(Standard)
1508:1603(Standard)
50 Hz
Max. feed rate 6 m/min
Max.stroke Grinding wheel 175mm
Min. setting unit 0.001 mm
Tail stock Center travel 30 mm
Center MT4
Motor Grinding wheel motor 3.75KW, 5HP, 4P, 7.5HP(opt.)
Worktable motor 1.8KW
Hydraulic motor 0.75KW, (1HP), 4P
Compulsory lubrication motor 0.75KW, (1HP), 4P
Coolant motor 0.2KW, (1/4HP), 2P
Magnetic separator motor 0.03KW, (1/25HP), 4P
Servo motor(X) 1.2 KW
Servo motor(Y) 1.8 KW 1.8 KW 2.5 KW 2.5 KW 1.8 KW 1.8 KW 2.5 KW 2.5 KW
Hydraulic
system
Hydraulic tank 60L
Compulsory lubrication tank 30L
Coolant tank 100L
General Specification Machine N.W. (Full cover) 4250 5370 6500 7400 4350 5470 6600 7500
Machine G.W. (Approx. kgs) 4850 6000 7400 8400 4950 6100 7500 8500
Machine size (Approx) L(mm) 3740 4700 6400 6800 3740 4700 6400 6800
W(mm) 2160 2160 2160 2160 2160 2160 2160 2160
H(mm) 2310 2310 2310 2310 2310 2310 2310 2310
Packing size (Approx) L(mm) 4000 5000 6600 7000 4000 5000 6600 7000
W(mm) 2280 2280 2280 2280 2280 2280 2280 2280
H(mm) 2300 2300 2300 2300 2300 2300 2300 2300
* Manufacturer reserves the right to change specification without prior notice.

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