CNC Surface & Profile Grinder(Saddle series)

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Model
JL-2550CNC-H
JL-2550CNC-B
JL-63CNC-H
JL-63CNC-B
JL-4080CNC-H
JL-4080CNC-B


General Capaity


Table size (WxL)(mm)
250×500
250×500
300×600
300×600
400x800
400x800


Max. Stroke (WxL)(mm)
290×550
290×550
350×700
350×700
460x960
460x960


Surface of Magnetic (WxL) (mm)
250×500
250×500
300×600
300×600
400x800
400x800


Max. distance from center of Spindle to table(mm)
470
470
600
600
650
650


Max. tableload (electro magnetic chuck is included)(Kgs)
250
250
300
300
500
500


Spindle


Servo motor(Kw)
induction motor2.25Kw induction motor3.75Kw
9
5.5
11.2
induction motor3.75Kw (option: 5.25Kw)
induction motor 5.25Kw


Spindle speed (rpm)


60Hz
3600
3600
1750
1750
1750
1750


50Hz
2900
2900
1450
1450
1450
1450


Dimension of the wheel


(ODxWxB)(mm)
180*13*31.75
255*19*50.8
355*50*127
355*50*127
355*38*127/405*50*127
405*50*127


X-LongitudinalMovement


Stroke(mm)
550
550
700
700
960
960


driven system(mm)
Hydraulic drive
Ball screw
Hydraulic drive
Ball screw
Hydraulic drive
Ball screw


Hydraulic pump motor/Servo motor(Kw)


Hydraulic pump motor
0.75
-
1
-
2.2
-


Servo motor
-
1
-
2
-
2


Reduction ratio
-
-
-
-
0.1:0.1
-


Speed(rpm)
0~25
0~25
3~23
0~30
0~25
3~25


Guildway
double V way
double V way
double V way
double V way
double V way
double V way


Y-WheelheadVertical Infeed


Stroke(mm)
340 (grinding wheel 255*19*50.8mm)380 (grinding wheel 180*13*31.75mm)
340
430
430
470/445
445


Ball screw(mm)
-
-
-
-
-
-


Servo motor(Kw)
0.75
1.4
2
2
1
1


Reduction ratio
-
-
0.1:0.1
0.1:0.1
Worm gear reduction
-


Rapid power head elevation(mm/min)
500
500
16,000
16,000
500
500


The Least Input Increment(mm)
0.001
0.001
0.001
0.001
0.001
0.001


Guildway
Linear guideway
Linear guideway
Linear guideway
Linear guideway
Linear guideway
Linear guideway


Z-Cross Movement


Stroke(mm)
290
290
350
350
480
480


Ball screw(mm)
-
-
-
-
-
-


Servo motor(Kw)
0.75
1.4
1
1
1
1


Reduction ratio
-
-
0.1:0.1
0.1:0.1
0.1:0.1
-


Rapid power head elevation(mm/min)
300
3000
15,000
15,000
500
500


The Least Input Increment(mm)
0.001
0.001
0.001
0.001
0.001
0.001


Guildway
double V way
double V way
double V way
double V way
double V way
double V way


Grinding Wheel dresser


Dimension of diamond roller (OD x W x B)(option)(mm)


diamond pen
V
-
V
-
V
-


(OD x W x B)(mm)
-
ø100 x max.50 x ø52
-
ø100 x max.50 x ø52
-
ø100 x max.50 x ø52


Speed(rpm)
-
2000
-
-
-
-


Servo motor(Kw)
-
0.5
-
-
-
-



Weight


Machine net weight(Kgs)
1800
1800
2800
3200
4200
4200


Space Size


Machine floor space(LxWxH)(mm)


(LxWxH)(mm)
2760x1800
2760x1800
3320x3160
2730x2750
5150x4400
5150x4400


Packing size (L×W×H)(mm)


(LxWxH)(mm)
2400x2280x2200
2400x2280x2200
3150x2100x2360
3150x2100x2360
360×245×245
-