**Automated CNC Leather Hole Punching Machine**
**Product Specifications:**
- **Model No.:** AMD-357
- **Power Source:** Mechanical Drive
- **Precision:** High Precision
- **Certification:** CE, ISO 9001
- **Condition:** New
- **After-Sales Service:** Available for overseas service
- **Dimensions (L x W x H):** 4490 x 5300 x 2110 mm
- **Maximum Sheet Thickness:** Up to 6mm (Mild Steel)
- **Electric Control System:** Siemens 808D
- **Punching Frequency:** 300–600 hpm
- **Sheet Moving Speed:** 40 m/min
- **Hole Shapes:** Round, Square, Rectangle, Kidney Shape
- **Total Power:** 20 kW
- **Warranty:** 1 Year
- **Loading:** 20’ Container
- **Trademark:** AMD
- **Specification:** CE
- **Origin:** Shandong, China (Mainland)
- **HS Code:** 8462101000
**Key Features:**
1. Equipped with a Siemens 3/4-axis CNC system and digital AC servo motors for fast and reliable operation.
2. The frame is constructed from O-type steel welding and undergoes tempering treatment for high rigidity and minimal deformation.
3. Includes a secondary positioning function for precise, continuous processing without dead zones.
4. High-precision transmission system with international brand components, including large ball screws and linear guide rails.
5. All pneumatic, electrical, and hydraulic components are perfectly integrated for smooth performance.
6. Uses AMADA standard casting thick turret mold discs and internationally recognized general thick molds.
**Main Machinery Details:**
- Germany Siemens 808D System
- AMADA Standard 80mm Ductile Iron Thick Turret Disc
- Taiwan Ball Screw & Linear Guide
- International Electrical Components
- Secondary Positioning System
**Technical Specifications:**
| Specification | Unit | AMD-357 |
|--------------|------|---------|
| Transmission Mode | – | Mechanical |
| Punch Force | KN | 250 (Standard) / 300 |
| Power Rating | kW | 11 |
| Processing Sheet Size | mm | 2500 x 1250 |
| Processing Sheet Thickness | mm | ≤4 |
| Max Punch Diameter | mm | Ø88.9 |
| Sheet Moving Speed | m/min | 40 |
| Punching Frequency | hpm | 300 |
| Hole Accuracy | mm | ±0.1 |
| Number of Stations in Turret Disc | No. | 16/24/32 |
| Turret Rotational Speed | rpm | 30 |
| Controlled Axis | No. | 3/4 |
| Rotating Location | No. | 0/2 |
| Air Pressure | MPa | ≥0.8 |
| Outline Dimension | mm | 4490 x 5300 x 2110 |
| Machine Weight | T | 10 |
**Punching Samples:**
*Please see attached samples for reference.*
**Notice:**
To better suit your needs, we recommend customizing the machine based on your specific requirements. Please provide the following details:
1. Metal sheet material type
2. Workpiece dimensions (length, width, thickness)
3. Hole shapes and diameters you need to punch
4. Photos or drawings of your products for reference
Once we receive this information, we will prepare a detailed technical proposal for your review.
If you have any questions or would like to schedule a factory visit, feel free to contact us anytime. We warmly welcome you to visit our factory in Qingdao, China.
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