**ZCJ-300/400/500 Large Column Demolition Machine - Contact: 13605383861**
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### Overview
The ZCJ large pillar dismantling machine is a specialized piece of equipment designed for the maintenance of large pillars in coal mines, particularly those used in fully mechanized mining supports. By simply switching out different molds, this machine can automatically dismantle or repair various types of large pillars and jacks, including tightening screws. This significantly reduces labor intensity while boosting work efficiency. As such, it is an essential tool for maintaining hydraulic supports.
Equipped with advanced electro-mechanical and hydraulic joint control technologies, the ZCJ large pillar demolition machine offers powerful dismantling capabilities, easy control, and reliable performance. Additionally, its fixed button moment rotation mechanism ensures that the assembly of large pillars is both dependable and consistent in quality.
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### Main Functions and Features
1. **Threaded Assembly Handling**: The machine can dismantle any type of hydraulic support pillar or jack that is tightly assembled using various thread types.
2. **Secure Fixation**: Utilizing fixed button moments, it securely fastens hydraulic support pillars and jacks that are tightly connected via multiple thread designs.
3. **Versatile Thread Operations**: It can disassemble and re-screw various large threaded coupling components.
4. **Self-Positioning Locking Mechanism**: Replacing the traditional hydraulic clamping mechanism, this feature offers a simpler design, easier operation, and higher reliability.
5. **Hydraulic Medium**: The hydraulic fluid uses mineral emulsion, ensuring effective and efficient operation. Moreover, the pump station is separate from the main body for enhanced safety and maintenance.
6. **Common Parts Maintenance**: All hydraulic components are built using standardized mining parts, facilitating easy maintenance and replacement.
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### Main Technical Parameters
| Parameter | Value |
|-------------------------------|-------------------|
| **Working Pressure** | 25 MPa |
| **Maximum Spindle Dismantling Output Moment** | >65,000 N·m |
| **Cylinder Stroke** | 2200 mm |
| **Self-Positioning Lock Bearing Moment** | >17,500 N·m |
| **Power** | 16 kW |
| **Detachable Bore** | 550~220/400-120/300-100 mm |
| **Voltage** | AC 380 ± 10% V |
| **Working Medium** | 5% mineral emulsion |
| **Dimensions** | 5500 × 680 × 1150 (mm) |
| **Weight** | 7.5 tons |
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This machine not only enhances productivity but also improves safety standards in the mining industry. Its robust design and user-friendly interface make it a top choice for maintenance professionals worldwide. Whether you're dealing with large-scale pillar operations or require precision dismantling tasks, the ZCJ large pillar demolition machine delivers exceptional results every time.
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