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CNC Deep Hole Knee-type Drilling Machine with Three Axis
DDK-20B DDK-30B
Performance and Features
The series Three-dimensional CNC drill machine adopts external-chip removal type (gun drill method).
The workpiece is fixed on workbench, which can be moved in vertical and horizontal direction.
The machine is assembled with CNC system and can realized single action and automatic cycle action. There are three servo spindles of X, Y and Z, which are driven by servo motor and ball-screw transmission.
The tool rotating and feeding uses stepless speed regulation. The drill diameter covers 20, 30 and 40mm. It can perform drilling through-hole, blind hole and step hole.
The machine is widely employed in many industries such as automobile, motorcycle, mould making, military and airspace, etc.
Technical Parameters
| Technical specifications | Unit | DDK-20B | DDK-30B |
| Drilling dia. range | mm | 3-20 | 3-30 |
| Max. drilling depth of workpiece | mm | 1000 | 1000 |
| Number of spindle | pcs. | 1 | 1 |
| Travel of X-axis | mm | 800 | 800 |
| Rapid moving speed of X-axis | m/min | 2 | 2 |
| Travel of Y-axis | mm | 300 | 300 |
| Rapid moving speed of Y-axis | m/min | 2 | 2 |
| Travel of Z-axis | mm | 10-500 | 10-500 |
| Rapid moving speed of Z-axis | m/min | 3 | 3 |
| Workbench size (Z x X) | mm | 1100x1100 | 1100x1100 |
| Drilling box spindle speed (Approx) | rpm | 4000 | 4000 |
| CNC system | SIEMENS or others | ||
| Cooling system work pressure range | MPa | 1-10 | 1-10 |
| Cooling system flow | L/min | 6-100 | 6-100 |
| Coolant ssytem fitering precision | µm | 20 | 20 |
- Firstly packed by waterproof cloth and then in wooden case.
- Few parts may need to be taken down and be packed in wooden case.
- According to customer's different require, wo can adopt different packaging.
Whether (CNC) deep hole honing machine or (CNC) deep hole drilling and boring machine or (CNC) deep hole skiving roller burnishing machine, we all use the same standard Packagings.
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