品牌/Brand：NTH
四爪楔形中实动力夹头，适用于夹持不规则工件。
夹头滑动面经硬化处理及精密研磨，并直接润滑。
高刚性、高精度及高转速。
It‵s wedge-hook type 4 jaw closed center power chuck. Suitable for irregular workpiece.
Matching surfaces of all parts are hardened, ground and lubricated directly.
Construction of high rigidity and high clamping accuracy and high rotary speed.
尺寸单位/Size unit: mm
|
规格 Spec 型号 Model |
楔心行程 Plunger stroke mm |
爪行程直径 Jaw stroke Dia. mm |
容许油压缸推力 Max.D.B.Pull kgf |
最大夹持力 Max clamping force kgf |
最高转速 Max RPM |
|---|---|---|---|---|---|
| 4T-206 A5 | 20 | 9.2 | 17.9(1830) | 52.4(5350) | 5250 |
| 4T-208 A5 | 21 | 9.7 | 25(2550) | 74.5(7600) | 4750 |
| 4T-208 A6 | 21 | 9.7 | 25(2550) | 74.5(7600) | 4750 |
| 4T-210 A6 | 25 | 8.8 | 28.9(2950) | 107.8(11000) | 4000 |
| 4T-210 A8 | 25 | 8.8 | 28.9(2950) | 107.8(11000) | 4000 |
| 4T-212 A8 | 30 | 10.5 | 41(4180) | 155.8(15900) | 3000 |
| 4T-215 A11 | 35 | 16 | 82(8360) | 248.4(25350) | 3000 |
| 4T-218 A11 | 35 | 18.7 | 96(9687) | 248.4(25350) | 2000 |
| 4T-224 A15 | 35 | 18.7 | 82(8360) | 273(27838) | 1520 |
| 4T-232 A15 | 35 | 18.7 | 82(8360) | 215(21924) | 920 |
|
规格 Spec 型号 Model |
夹持直径 Chucking Dia mm |
惯性矩 I kg*m2 |
重量 Weight kg |
带法兰重量 Weight(Ad.) kg |
适合油压缸 Matched cylinders |
最大使用压力 Max Pressure Mpa(kgf) |
|---|---|---|---|---|---|---|
| 4T-206 A5 | 14-165 | 0.05 | 13 | 14 | S-100 | 3.0(30) |
| 4T-208 A5 | 17-210 | 0.14 | 24 | 28 | S-125 | 2.6(25) |
| 4T-208 A6 | 17-210 | 0.14 | 24 | 27 | S-125 | 2.6(25) |
| 4T-210 A6 | 22-254 | 0.3 | 35 | 42 | S-125 | 3.0(30) |
| 4T-210 A8 | 22-254 | 0.3 | 35 | 40 | S-125 | 3.0(30) |
| 4T-212 A8 | 22-304 | 0.73 | 59 | 63 | S-150 | 3.0(30) |
| 4T-215 A11 | 50-371 | 1.95 | 100 | 107 | S-200 | 3.2(32) |
| 4T-218 A11 | 78-450 | 3.5 | 134 | 140.2 | S-200 | 3.2(32) |
| 4T-224 A15 | 152-610 | 7.81 | 235 | 244 | S-200 | 3.2(32) |
| 4T-232 A15 | 100-810 | 31.2 | 400 | 416 | S-200 | 3.2(32) |
|
规格 Spec 型号 Model |
A | B | B | C(H6) | D | D1 | D2 | E | E1 | F | G max | G min | G max | G min | H | J |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4T-206 A5 | 165 | 74 | 84 | 140 | 104.8 | 82.56 | 116 | 5 | 15 | 21 | 101.5 | 86.5 | 87.5 | 66.6 | 35 | 34 |
| 4T-208 A5 | 210 | 85 | 103 | 170 | 133.4 | 82.56 | 104.8 | 5 | 23 | 25 | 127 | 104 | 106 | 83 | 35 | 38 |
| 4T-208 A6 | 210 | 85 | 97 | 170 | 133.4 | 106.38 | 150 | 5 | 17 | 25 | 127 | 110 | 106 | 89 | 35 | 38 |
| 4T-210 A8 | 254 | 89 | 102 | 220 | 171.4 | 139.72 | 190 | 5 | 18 | 34 | 158 | 140 | 133 | 115 | 35 | 45 |
| 4T-212 A8 | 304 | 106 | 118 | 220 | 171.4 | 140.72 | 190 | 6 | 18 | 34 | 163 | 145 | 133 | 115 | 35 | 50 |
| 4T-215 A11 | 381 | 114 | 130 | 300 | 235 | 196.87 | 260 | 6 | 22 | - | 104 | 82 | 69 | 47 | 55 | 60 |
| 4T-218 A11 | 450 | 114 | 130 | 300 | 235 | 196.869 | 260 | 6 | 22 | 60 | 92 | 70 | 57 | 35 | 55 | - |
| 4T-224 A15 | 610 | 125 | 146 | 380 | 330.2 | 285.775 | 330.2 | 6 | 27 | 60 | 97 | 70 | 62 | 35 | 55 | - |
| 4T-232 A15 | 810 | 135 | 156 |
380 |
330.2 | 285.775 | 330.2 | 6 | 27 | 60 | 74 | 47 | 39 | 12 | 55 | - |
|
规格 Spec 型号 Model |
L1 | L1 | L2 | M1 | M2 | M3 | N | P | R max | R min | S | T |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4T-206 A5 | 14 | 14 | 39 | M16×2 | 4-M10 | 4-M6 | 73 | 20 | 18 | 7.5 | 31 | 12 |
| 4T-208 A5 | 20 | 17 | 41 | M20×2.5 | 4-M12 | 6-M10 | 95 | 25 | 22.3 | 11.8 | 35 | 14 |
| 4T-208 A6 | 20 | 18 | 41 | M20×2.5 | 4-M12 | 4-M6 | 95 | 25 | 22.3 | 118 | 35 | 14 |
| 4T-210 A8 | 18 | 25 | 46 | M20×2.5 | 4-M16 | 4-M8 | 110 | 30 | 30.8 | 11.3 | 40 | 16 |
| 4T-212 A8 | 22 | 25 | 54 | M20×2.5 | 4-M16 | 4-M8 | 130 | 30 | 48.8 | 12.3 | 50 | 18 |
| 4T-215 A11 | 30 | 33 | 63 | M30×3.5 | 4-M20 | 4-M10 | 165 | 43 | 48.8 | 23.3 | 62 | 25.5 |
| 4T-218 A11 | - | 28 | 66.5 | M30×3.5 | 4-M20 | 4-M10 | 165 | 43 | 70.75 | 24.25 | 62 | 25.5 |
| 4T-224 A15 | - | 34 | 76 | M30×3.5 | 8-M24 | 4-M12 | 180 | 60 | 93.5 | 24.5 | 65 | 25 |
| 4T-232 A15 | - | 33 | 97 | M30×3.5 | 8-M24 | 4-M12 | 210 | 80 | 196.5 | 25.5 | 74 | 25 |
