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Fully Auto Surface Grinder(Saddle Series)
- Model：*JL-618ATD/JL-818ATD/2550ATD/ *JL-3060ATD/JL-4080ATD
| Model | JL-2550ATDII | JL-63ATDII | JL-4080ATDII | |
|---|---|---|---|---|
| General Capaity | ||||
| Table size (WxL)(mm) | 250x500 | 300x600 | 400x800 | |
| Max. Stroke (WxL)(mm) | 280x550 | 350x700 | 460x960 | |
| Surface of Magnetic (WxL) (mm) | 250x500 | 300x600 | 400x800 | |
| Max. distance from center of Spindle to table(mm) | 470 | 600 | 650 | |
| Max. tableload (electro magnetic chuck is included)(Kgs) | 250 | 300 | 500 | |
| Longitudinal Movement | ||||
| Stroke(mm) | 280 | 700 | 960 | |
| Hydraulic pump motor | 1.4 | 1.5 | 1.5 | |
| Servo motor | X | X | X | |
| Table speed(infinite elevation) | 3~25m/min(120"~1000"/min) | 3~23m/min(120"~920"/min) | 3~25m/min(120"~1000"/min) | |
| Cross Movement | ||||
| Stroke(mm) | 280 | 350 | 460 | |
| motor Sensor(Kw*P)Servo(Kw) | Sensor 1 Kw*P | Sensor 1 Kw | Sensor 0.375(Kw*P) | |
| Auto cross feed increment approx. | 0.5mm~20mm (0.02"~0.8") | 0.1mm~5.5mm (0.004"~0.22") | 0.1mm~12mm (0.004"~0.48") | 0.1mm~5mm(2A) (0.004"~0.8") |
| Rapid power cross feed approx.(mm/min) | ||||
| 60Hz | 260(10.4")mm/min | 1400(56")mm/min | 550(22")mm/min | 1300(52")mm/min |
| 50Hz | 220(8.8"")mm/min | 1200(48")mm/min | 450(18")mm/min | 1100(44")mm/min |
| Hand wheel increment | ||||
| 1 revolution | 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") |
| Cross micrometric feed (optional) | ||||
| 1 revolution | - | - | - | 0.1mm(0.002") |
| 1 graduation | - | - | - | 0.001mm(0.00005") |
| WheelheadVertical Infeed | ||||
| Grinding wheel Rapid feed | ||||
| 60HZ | 260(10.4")mm/min | 280(11.2")mm/min | 550(22")mm/min | 180(7.2")mm/min |
| 50HZ | 220(8.8")mm/min | 230(9.2")mm/min | 450(18")mm/min | 150(6")mm/min |
| Hand wheel increment | ||||
| 1 revolution | 2mm(0.08") | 2mm(0.08") | 2mm(0.08") | 1mm(0.05") |
| 1 graduation | 0.01mm(0.0004") | 0.01mm(0.0004") | 0.01mm(0.0004") | 0.005mm(0.00002") |
| 上下微調進給量 (選配) | ||||
| 1 revolution | Down feed stepping motor can be set | Down feed stepping motor can be set | Down feed stepping motor can be set | Down feed stepping motor can be set |
| 1 graduation | Down feed stepping motor can be set | Down feed stepping motor can be set | Down feed stepping motor can be set | Down feed stepping motor can be set |
| Auto down feed | ||||
| ( min. graduation)) | 0.001mm/P.P.S(ATD) | 0.001mm/P.P.S(ATD) | 0.001mm/P.P.S(ATD) | 0.001mm/P.P.S(ATD) |
| Grinding Wheel | ||||
| Spindle speed | ||||
| 60Hz(rpm) | 1750R.P.M | 1750R.P.M | 1750R.P.M | 3500R.P.M |
| 50Hz(rpm) | 1450 R.P.M | 1450 R.P.M | 1450 R.P.M | 2900 R.P.M |
| Dimension of the wheel | ||||
| (ODxWxB) (mm) | 405x50x127 (16"x2"x5") | 355x37.5x127(14.2"x1.5"x 5") | 180X13X31.75(7.2"X0.5"X1.25") | 180X13X31.75(7.2"X0.5"X1.25") |
| Motor | ||||
| Spindle motor(HP*P) | 5HPx4P | 5HPx4P | 2HPx2P | 2HPx2P |
| Hydraulic pump motor(HP) | 2HPx6P | 2HPx6P | 1HPx6P | 1HPx6P |
| Auto crossfeed motor | 1/5HPX6P | 1/5HPX6P | 1/5HPX6P | 5RK-40A-S(2A.3A)(ATD:DC10SP) |
| Rapid head elevation motor (vertical) | 1/5HPX6P | 5RK-90A-S(AH),PK299-01A(ATD) | 1/5HPX6P | 5RK-40A-S(2A.3A)(ATD:DC10SP) |
| coolant pump(optional) | 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) |
| Weight | ||||
| Machine net weight/ Kgs | 3250(7150 lbs) | 2000(4400 lbs) | 1350(2970 lbs) | 1280(2816 lbs) |
| Packing weight/ Kgs(1bs) | 3500(7700 lbs) | 2300(5060 lbs) | 1550(3410 lbs) | 1380(3060 lbs) |
| Size | ||||
| Machine floor space | ||||
| (LxWxH)(mm) | 3000x2050(120"x81") | 2600x2050(103"x81") | 2650x1750(104"x72") | 2300x1750(92"x70")) |
| Packing size | ||||
| (L×W×H)/cm | 276x228x225 (110.4"x91.2"x90") | 224X196X210(90"X78"X84") | 212x146x200 (85"x58.4"x80") | 224x136x210(90"x55"x84") |