Semi-Automatic Surface Grinder(Saddle Series)

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Model
618SA/2A618/3A618
818SA/2A818/3A818
3060AH
JL-2550AH / JL-2550AHR
JL-4080AH / JL-4080AHR


General Capaity


Table size(WxL)(mm)
150x465 (6"x1/8")
200x465 (8"x18")
300x648 (12"x25.5")
250x500 (10" x 20")
400x800(16"x32")


Max. Stroke(WxL)(mm)
175X372(7"x15.2")
205x472(8"x18.8")
380x680(15"x27")
270x550 (10.8" x22")
450x860 (18"x34.4")


Max. surface ground(mm)
150x465 (6"x18")
200x450 (8"x18")
300x600 (12"x24")
250x500 (10" x 20")
400x800(16"x32")


Max. distance from center of Spindle to table(mm)
450 mm(18")
450 mm(18")
600 mm(24")
500 mm(20") [optional height: 600mm (24")]
550 mm(22") [optional height: 650mm (26")]


Max. tableload(kgs) (kgs)
-
-
-
250
400


LongitudinalMovement


Table speed(infinite elevation)
3~25m/min(120"~1000"/min)
3~25m/min(120"~1000"/min)
5~23m/min(200"~920"/min)
5~25m/min (200"~1000"/min)
5~25m/min (200"~1000"/min)


Gudieway
V and flat way
V and flat way
V and flat way
V and flat way
V and flat way


Cross Movement


Auto cross feed increment approx.
0.1mm~5mm(2A)(0.004"~0.8")
0.1mm~5mm(2A)(0.004"~0.8")
0.1mm~5.5mm (0.004"~0.22")
Manual (H model), 0.1~12 (AH model)
0.5mm~20mm (0.02"~0.8")


Rapid power cross feed approx.(mm/min)


60Hz
1300(52")mm/min
1300(52")mm/min
1400(56")mm/min
1100(44")mm/min
1100(44")mm/min


50Hz
1100(44"")mm/min
1100(44"")mm/min
1200(48")mm/min
900(36")mm/min
900(36")mm/min


Hand wheel increment


1 revolution
5mm(0.1")
5mm(0.1")
5mm(0.1")
5mm(0.1")
5mm(0.1")


1 graduation
0.02mm(0.0005")
0.02mm(0.0005")
0.02mm(0.0005")
0.02mm(0.0005")
0.02mm(0.0005")


Cross micrometric feed (optional)


1 revolution
0.1mm(0.002")
0.1mm(0.002")
0.1mm(0.002")
0.1mm(0.002")
0.1mm(0.002")


1 graduation
0.001mm(0.00005")
0.001mm(0.00005")
0.001mm(0.00005")
0.001mm(0.00005")
0.001mm(0.00005")


WheelheadVertical Infeed


Grinding wheel Rapid feed


60HZ
180(7.2")mm/min(3A)
180(7.2")mm/min(3A)
AH 420(350)mm/min(16.8")(14")
550mm/min (22"/min)
260mm/min (10.4"/min)


50HZ
150(6")mm/min
150(6")mm/min
ATD 280(230)mm/min(11.2")(9.2")
450mm/min (18"/min)
220mm/min (8.8"/min)


Hand wheel increment


1 revolution
1mm(0.05")
1mm(0.05")
2mm(0.08")
2mm(0.08")
2mm(0.08")


1 graduation
0.005mm(0.00002")
0.005mm(0.00002")
0.01mm(0.0004")
0.01mm(0.0004")
0.01mm(0.0004")


Vertical micrometric feed (optional) 614M/618M


1 revolution
0.02mm(0.001")
0.02mm(0.001")
0.04mm(0.0016")
0.04mm(0.0016")
0.04mm(0.0016")


1 graduation
0.0005mm(0.00005")
0.0005mm(0.00005")
0.0005mm(0.00005")
0.001mm(0.00005")
0.001mm(0.00005")


Grinding Wheel


Spindle speed


60Hz(rpm)
3500R.P.M
3500R.P.M
1750R.P.M
3500R.P.M
1750R.P.M


50Hz(rpm)
2900 R.P.M
2900 R.P.M
1750 R.P.M
2900 R.P.M
1450 R.P.M


Dimension of the wheel


(ODxWxB) (mm)
180X13X31.75(7.2"X0.5"X1.25")
180X13X31.75(7.2"X0.5"X1.25")
355x37.5x127(14.2"x1.5"x 5")
180X13X31.75(7.2"X0.5"X1.25")
405x50x127 (16"x2"x5")


Motor


Spindle motor(HP*P)
1.5HPX2P
2HPx2P
5HPx4P
2HPx2P
5HPx4P


Hydraulic pump motor(HP)
1HPx6P
1HPx6P
2HPx6P
1HPx6P
2HPx6P


Auto crossfeed motor
5RK-40A-S(2A.3A)(ATD:DC10SP)
5RK-40A-S(2A.3A)(ATD:DC10SP)
1/5HPX6P
1/5HPX6P
1/5HPX6P


Rapid head elevation motor (vertical)
5RK-40A-S(2A.3A)(ATD:DC10SP)
5RK-40A-S(2A.3A)(ATD:DC10SP)
5RK-90A-S(AH),PK299-01A(ATD)
1/5HP (AHR)
1/5HP (AHR)


coolant pump(optional)
1/8HP
1/8HP
1/8HP
1/8HP
1/8HP


Sound pressure level


Sound pressure level dB(A)
Below 78dB(A)
Below 78dB(A)
Below 78dB(A)
Below 78dB(A)
Below 78dB(A)


Weight


Machine net weight/ Kgs(lbs)
1100(2420 lbs)
1280(2816 lbs)
2000(4400 lbs)
1350
3250


Packing weight/ Kgs(1bs)
1200(2640 lbs)
1380(3060 lbs)
2300(5060 lbs)
1550
3500


Size


Machine floor space


(LxWxH)(mm)
2300x1750(92"x70"))
2300x1750(92"x70"))
2600x2050(103"x81")
2650x1750(104"x72")
3000x2050(120"x81")


Packing size


(L×W×H)/cm
224x136x210(90"x55"x84")
224x136x210(90"x55"x84")
224x136x210(90"x55"x84")
212x146x200 (85"x58.4"x80")
276x228x225