The structure of this equipment is mainly designed and improved for the flywheel and friction disc parts of the press. Its advantage lies in that when the friction disc rotates counterclockwise, it is driven by the clutch to operate; When rotating clockwise, use a cylinder (oil cylinder) to push the screw pair, thereby reversing the friction plate. The large pulley always rotates counterclockwise. When striking, the clutch and friction plate are integrated. When returning, the clutch and friction plate are disengaged, and the return cylinder is used to push the friction plate to rotate clockwise. The motor power is small and the striking speed is fast.
This new type of press is divided into two series: GF and GM.
The GF series clutch type high-energy screw press is a small press with a capacity of 300-1000 tons. It adopts a body and rod structure, which increases the rigidity of the body and improves the accuracy of forging workpieces. It can be used for multiple purposes, including forging equipment and punching machines for edge cutting, correction, and other processes. It has fast working speed, simple structure, low failure rate, and is energy-saving and efficient.
The GM series clutch type high-energy screw press is a large-scale forging equipment, ranging from 1600 tons to 40000 tons, with power and energy coming from the top clutch. The motor power is small, the striking energy is large, energy-saving and efficient, suitable for precision forging. It is a new and advanced forging equipment with large tonnage in China.
Main technical parameters | unit | GF-300 | GF-400 | GF-630 | GF-1000 | GF-1600 | GF-2500 | GF-4000 | GF-8000 | GF-10000 | GF-12500 |
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Nominal impact power | kn | 3000 | 4000 | 6300 | 10000 | 16000 | 25000 | 40000 | 80000 | 100000 | 125000 |
Effective deformation energy | kj | 40 | 60 | 100 | 220 | 420 | 750 | 1200 | 2600 | 4500 | 5800 |
Stroke times | Per min | 30-40 | 30-40 | 30-35 | 25-35 | 20-30 | 28 | 20 | 20 | 18 | 18 |
Maximum stroke of slider | mm | 350 | 380 | 400 | 450 | 425 | 500 | 625 | 700 | 700 | 900 |
Minimum mold height | mm | 400 | 500 | 540 | 600 | 650 | 900 | 900 | 900 | 900 | 1100 |
Workbench size | mm | 650×570 | 800×690 | 900×690 | 1000×900 | 1250×1000 | 1450×1400 | 2200×1600 | 2400×1800 | 2600×2000 | 2800×2200 |
Main motor power | kw | 18 | 22 | 30 | 45 | 90 | 132 | 180 | 360 | 260×2 | 320×2 |
This new clutch type high-energy screw press is a brand new cross generation product, representing the high-tech crystallization of presses, integrating the advantages of various forms of presses, and solving the shortcomings of most models. This model has the advantages and functions of four types of equipment: hot forging, high-energy, electric spiral, and friction press. The design concept of this model is energy-saving, simple in structure, and low in failure rate. It has been an advanced forging equipment in the forging industry for more than 60 years in China, and is also a new third-generation forging equipment in the forging industry. The first generation friction press, due to its high energy consumption, complex structure, high failure rate, low accuracy, difficulty in operation, and low safety factor, is no longer chosen by most users and is about to be eliminated by the market, becoming history.
The second generation electric screw press has high energy consumption, requires a large motor power for the same tonnage impact force, has a high failure rate, and cannot be precision manufactured. Due to its principle and structural constraints, it is difficult to achieve the manufacturing of large tonnage presses and precision forging production.
The third generation of this new GF and GM series clutch type high-energy screw press has significantly improved compared to the previous two generations, with nine main advantages:
1. Motor power consumption is reduced by 50% compared to ordinary electric pressure machines< 2. The striking speed is twice as fast as a regular electric press< 3. The striking energy force is the same as that of a high-energy press, and can output the set energy force at any position without being limited by the stroke< 4. The clutch does not require a hydraulic cylinder, reducing maintenance costs and saving energy< 5. Simple structure, low failure rate, and easy to use< 6. The service life of the mold can be doubled< 7. Energy saving and consumption reducing, the burrs can be saved by 50%< 8. Electrical integration is intelligent, with remote control function, easy to use, and the program can be adjusted in one go without the need for professional engineers to adjust it< 9. Safety, environmental protection, and energy conservation are in line with the national promotion of building a conservation oriented society.