It's a WEDGE-HOOK type 4-jaw with the large through-hole.
Matching surfaces of all parts hardened, ground and lubricated direclty.
Construction of high rigidity and high clamping accuracy.
J value is the hole diameter of bank draw nut, L is the maximum thread specification, and it could be customize.
External Dimensions:
|
Dimensions Model Type |
A | B | C | D | E | F |
G Max |
G Min |
H | J | K | L |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4B(D)-06 A5 | 168 | 81 | 140 | 104.8 | 4-M10 | 45 |
11 26 |
-1 14 |
19 | 20 | 60 | M55x2.0 |
| 91 | ||||||||||||
| 4B(D)-08 A5 | 210 | 91 | 170 | 133.4 | 4-M12 | 52 |
14.5 37.5 |
-1.5 21.5 |
20.5 | 30 | 66 | M60x2.0 |
| 109 | ||||||||||||
| 4B(D)-08 A6 | 210 | 91 | 170 | 133.4 | 4-M12 | 52 |
14.5 31.5 |
-1.5 15.5 |
20.5 | 30 | 66 | M60x2.0 |
| 103 | ||||||||||||
| 4B(D)-10 A6 | 254 | 100 | 220 | 171.4 | 4-M16 | 75 |
8.5 33.5 |
-10.5 14.5 |
25 | 45 | 94 | M85x2.0 |
| 120 | ||||||||||||
| 4B(D)-10 A8 | 254 | 100 | 220 | 171.4 | 4-M16 | 75 |
8.5 26.5 |
-10.5 7.5 |
25 | 45 | 94 | M85x2.0 |
| 113 | ||||||||||||
| 4B(D)-12 A8 | 304 | 110 | 220 | 171.4 | 4-M16 | 91 |
8 26 |
-15 3 |
28 | 50 | 108 | M100x2.0 |
| 122 |
|
Dimensions Model Type |
M | N | P |
Q Max |
Q Min |
R Max |
R Min |
S | T | U | V | W |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4B(D)-06 A5 | 37 | 73 | 20 | 22.75 | 9.25 | 32 | 29.25 | 31 | 2 | 12 | 16 | 5 |
| 4B(D)-08 A5 | 38 | 95 | 25 | 29.75 | 14.75 | 38.7 | 35 | 35 | 2 | 14 | 18 | 5 |
| 4B(D)-08 A6 | 38 | 95 | 25 | 29.75 | 14.75 | 38.7 | 35 | 35 | 2 | 14 | 18 | 5 |
| 4B(D)-10 A6 | 43 | 110 | 30 | 33.75 | 14.25 | 51 | 46.6 | 40 | 2 | 16 | 24 | 5 |
| 4B(D)-10 A8 | 43 | 110 | 30 | 33.75 | 14.25 | 51 | 46.6 | 40 | 2 | 16 | 24 | 5 |
| 4B(D)-12 A8 | 51 | 111 | 30 | 45.75 | 15.75 | 61.3 | 56 | 50 | 2 | 21 | 25 | 6 |
|
Dimensions Model Type |
X | Y | Z | A1 | Fig | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4B(D)-06 A5 | 3-M6 | - | 15 | 82.56 | 2 | |||||||
| 4B(D)-08 A5 | 6-M10 | - | 23 | 82.56 | 3 | |||||||
| 4B(D)-08 A6 | 3-M6 | - | 17 | 106.38 | 2 | |||||||
| 4B(D)-10 A6 | 6-M12 | 133.4 | 25 | 106.38 | 3 | |||||||
| 4B(D)-10 A8 | 3-M8 | - | 18 | 139.72 | 2 | |||||||
| 4B(D)-12 A8 | 3-M8 | - | 18 | 139.72 | 2 |
Technical Specifications:
|
Dimensions Model Type |
Plunger stroke[mm] |
Claw Stroke (Diameter) [mm] |
Clamping Diameter [mm] |
Maximum Allowable Force KN(kgf) |
|
|---|---|---|---|---|---|
| 4B(D)-06 A5 | 12 | 5.5 | 168 | 15 | 22.0 (2200) |
| 4B(D)-08 A5 | 16 | 7.4 | 210 | 13 | 34.3 (3500) |
| 4B(D)-08 A6 | 16 | 7.4 | 210 | 13 | 34.3 (3500) |
| 4B(D)-10 A6 | 19 | 8.8 | 254 | 31 | 43.0 (4300) |
| 4B(D)-10 A8 | 19 | 8.8 | 254 | 31 | 43.0 (4300) |
| 4B(D)-12 A8 | 23 | 10.6 | 304 | 34 | 54.9 (5600) |
|
Dimensions Model Type |
Maximum Clamping Force KN(kgf) |
Maximum Rotating Speed [rpm] |
I Kg. m2 |
Weight [Kg] |
Associate Rotary Cylinder | Maximum Working Pressure(kg/cm2) |
|---|---|---|---|---|---|---|
| 4B(D)-06 A5 | 56.8 (5800) | 5000 | 0.07 |
12.5 14.3 |
CT-6 | 2.8 (28) |
| 4B(D)-08 A5 | 85.8 (8755) | 4200 | 0.19 |
23.5 25.4 |
CT-8 | 2.8 (28) |
| 4B(D)-08 A6 | 85.8 (8755) | 4200 | 0.19 |
23.5 24.3 |
CT-8 | 2.8 (28) |
| 4B(D)-10 A6 | 111.0 (11300) | 3400 | 0.34 |
36.3 41 |
CT-10 | 2.7 (27) |
| 4B(D)-10 A8 | 111.0 (11300) | 3400 | 0.34 |
36.3 39.3 |
CT-10 | 2.7 (27) |
| 4B(D)-12 A8 | 144.0 (14600) | 2700 | 0.79 |
62 65.7 |
CT-12 | 2.7 (27) |
※ The company produces chucks with adjustable structures for balancing that their I value can be adjusted.