drill chuck
Suitable for CNC machine tools and machining centers, suitable for high precision close cutting equipment, productive drilling coordinate boring machine and milling machine.
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It's suitable for household, professional use of AC&DC and pneumatic tools.It's easy to tighten, so that the output torque can become larger, It can also be customized according to customer requirements.
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The wrench series drill chuck is divided into light and heavy types. Our company has a complete range of light and heavy types, with high precision and clamping force, suitable for electric tools, various desktop tools, and various lathes.
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It's suitable for household, professional use of AC&DC and pneumatic tools.It's easy to tighten, so that the output torque can become larger, It can also be customized according to customer requirements.
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It's suitable for household, professional use of AC&DC and pneumatic tools.It's easy to tighten, so that the output torque can become larger, It can also be customized according to customer requirements.
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We have a variety of patented structures for keyless chuck with lock,which can be used in all kinds of AC or 18V, 20V DC brushless impact drill and can meet the use of different grades of tools.
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It's suitable for CNC machine tools, medium speed light load, medium speed heavy load, high speed light load and other conditions, and also has a waterproof and dustproof design.
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Equipped with a self - repairing jaw device, ultra - precision power chuck
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A new generation hydraulic chuck with ultra-high accuracy and excellent continuous performance
Unprecedented precision, the pinnacle of the new generation of dynamic cards
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High radial gripping force and high accuracy. Suitable for heavy maching.
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For short form,light weight and high speed rotary cylinder.Built-in safety check valves and pressure relief valves.
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Our company produces a complete range of chucks with outstanding quality.We can produce two jaws, three jaws, four jaws, six jaws and other series of single action and self-centering chucks.
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1. Forged steel disc body, high strength, high load, and high speed.
2. The claw and disc wire are made of 20 chromium manganese (20CrMnTi) alloy steel, which is impact resistant, more wear-resistant, and has a long service life.
3. Full process machining center production, German and Swiss testing equipment, ensuring batch product accuracy ≤ 0.03mm.
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SAN OU Pro high-precision chuck is the latest strategic product launched by Sanou
SAN OU Pro accuracy ≤ 0.03mm (radial, end face, outer circle)
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Services
san ou
An ultra high precision and excellent continuous performance
Various types of high-end CNC machine tools
Clamping processing of metal bars, pipes, flanges, and disc profiles
The new Micro for precision creates the hydraulic pressure that subverts cognition Chuckaccuracy:
after the jaw is formed, the repeated clamping accuracy is stable at u Level m, which is thetop of high-end manufacturing precision in the world
Promote the clamping accuracy of China to the micrometer level
* The actual measurement accuracy of specific models can reach up to 3μm
Laser quenching of key components, one-time clamping and forming
First to use CrNiMo alloy steel
Four times heat treatment process for disc body
Imported heat treatment equipment from Europe
Full traceability of one item and one code
MES dynamic quality control
Constant temperature customized grinding
Intelligent tolerance selection
Online probe detection
DIMENSION DRAWING
CLAMPING FORCE PERFORMANCE CURVE
DIMENSION TABLE
| Model size | A | B | C | D | E | F | G | H | J | K | L | M | N max. |
O max. |
O min. |
P max. |
P min. |
Q | S | T | U max. |
V | W | X | Y | Reference image |
| 3H-169A4 | 169 | 96 | 140 | 20 | 20 | 63.513 | 104.8 | 82.6 | 16 | 6-M10 | 45 | 5 | 32 | 22.75 | 9.25 | 31 | 19 | 2 | 19 | 31 | M55x2 | 6-M10 | 60 | 37 | 73 | Fig-2 |
| 3H-169A5 | 169 | 91 | 140 | 20 | 15 | 82.563 | 116 | 104.8 | 16 | 6-M10 | 45 | 5 | 32 | 22.75 | 9.25 | 26 | 14 | 2 | 19 | 31 | M55x2 | 3-M6 | 60 | 37 | 73 | Fig-1 |
| 3H-169A6 | 169 | 111 | 140 | 20 | 35 | 106.385 | 104.8 | 1333.4 | 16 | 6-M10 | 45 | 5 | 32 | 22.75 | 9.25 | 46 | 34 | 2 | 19 | 31 | M55x2 | 6-M12 | 60 | 37 | 73 | Fig-3 |
| 3H-210A5 | 210 | 109 | 170 | 25 | 23 | 82.563 | 133.4 | 104.8 | 14 | 6-M12 | 52 | 5 | 39 | 29.75 | 11.75 | 37.5 | 21.5 | 2 | 20.5 | 35 | M60x2 | 6-M10 | 66 | 39 | 95 | Fig-2 |
| 3H-210A6 | 210 | 103 | 170 | 25 | 17 | 106.385 | 150 | 133.4 | 18 | 6-M12 | 52 | 5 | 39 | 29.75 | 11.75 | 31.5 | 15.5 | 2 | 20.5 | 35 | M60x2 | 3-M6 | 66 | 39 | 95 | Fig-1 |
| 3H-210A8 | 210 | 126 | 170 | 25 | 40 | 139.719 | 133.4 | 171.4 | 24 | 6-M12 | 52 | 5 | 39 | 29.75 | 11.75 | 54.5 | 38.5 | 2 | 20.5 | 35 | M60x2 | 6-M16 | 66 | 39 | 95 | Fig-3 |
| 3H-254A6 | 254 | 120 | 220 | 30 | 25 | 106.375 | 171.4 | 133.4 | 18 | 6-M16 | 75 | 5 | 51 | 33.75 | 14.25 | 33.5 | 14.5 | 2 | 25 | 40 | M85x2 | 6-M12 | 94 | 43 | 110 | Fig-2 |
| 3H-254A8 | 254 | 113 | 220 | 30 | 18 | 139.719 | 190 | 171.4 | 24 | 6-M16 | 75 | 5 | 51 | 33.75 | 14.25 | 26.5 | 7.5 | 2 | 25 | 40 | M85x2 | 3-M8 | 94 | 43 | 110 | Fig-1 |
| 3H-254A11 | 254 | 145 | 220 | 30 | 50 | 196.869 | 171.4 | 235 | 28 | 6-M16 | 75 | 5 | 51 | 33.75 | 14.25 | 58.5 | 39.5 | 2 | 25 | 40 | M85x2 | 6-M20 | 94 | 43 | 110 | Fig-3 |
SPECIFICATION SHEET
| Model size | Through-hole diameter (mm) |
Rod stroke (mm) |
Claw stroke diameter (mm) |
Maximum allowable tensile force (KN) |
Maximum speed (r.p.m) |
Weight (kg) |
Moment of inertia (kg.m³) |
Outer diameter clamping range (mm) |
| 3H-169A4 | 45 | 5.5 | 22 | 57 | 6000 | 15.5 | 0.065 | 15-169 |
| 3H-169A5 | 45 | 5.5 | 22 | 57 | 6000 | 14.7 | 0.062 | 15-169 |
| 3H-169A6 | 45 | 5.5 | 22 | 57 | 6000 | 17.3 | 0.073 | 15-169 |
| 3H-210A5 | 52 | 7.4 | 33 | 82 | 5000 | 25.8 | 0.19 | 20-210 |
| 3H-210A6 | 52 | 7.4 | 33 | 82 | 5000 | 25 | 0.184 | 20-210 |
| 3H-210A8 | 52 | 7.4 | 33 | 82 | 5000 | 29.3 | 0.217 | 20-210 |
| 3H-254A6 | 75 | 8.8 | 43 | 111 | 4200 | 41 | 0.37 | 25-254 |
| 3H-254A8 | 75 | 88 | 43 | 111 | 4200 | 38 | 0.34 | 25-254 |
| 3H-254A11 | 75 | 8.8 | 43 | 111 | 4200 | 48.4 | 0.436 | 25-254 |
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