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ProductShanghai Tower Pool specializes in the design and manufacturing of electric control permanent magnetic chuck products under the brand 'AMAG'. Our company has absorbed the technical advantages of the original Italian products and combined them with the actual application needs of the Chinese market, innovatively developing a series of electric control permanent magnetic chuck products that are widely used in industries such as machine tools, injection molding machines, stamping equipment, and magnetic lifting devices.
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ServiceWith a strong technical foundation and in consideration of the actual conditions of customers in the Chinese market, we have innovatively launched the dynamic mold safety anti-drop system and the full board magnetic reading function.
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About UsShanghai Tower Pool focuses on the production and application of electric control permanent magnet quick mold change systems. Our team originated from the Italian Taima China team, which is known in the industry as the first pioneers of "magnetic templates" in China. After more than a decade of growth in the Chinese market, we have provided installation, maintenance, and repair services for hundreds of magnetic templates.
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BlogShanghai Tower Pool Machinery Co., Ltd. adheres to the principle of 'survival by quality, precision by rigor, and trust by sincerity', and continues to provide customers with standard, efficient, and safe magnetic products. We will cooperate with you with high-quality service and reasonable prices to create a better future together!
PROFESSIONAL
Professional production of injection molding machine quick change magnetic templates.
Since launchedinto themarket, t has causedno complaints where qualty is concerned, hus being deepytrusted and well received by customers.
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APPLICATION
1300T dual-color machine magnetic template
Since launchedinto themarket, t has causedno complaints where qualty is concerned, hus being deepytrusted and well received by customers.
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OUTSTANDING
Electric controlled permanent magnet lifting device
Electric control permanent magnetic lifting devices (energy-saving, safe, flexible and diverse) are different from electromagnetic cranes.
VIEW MOREUnveiling the Differences Between Electric Control Permanent Magnetic Lifting Devices and Electromagnetic Lifting Devices
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Unveiling the Differences Between Electric Control Permanent Magnetic Lifting Devices and Electromagnetic Lifting Devices
In modern industrial production, lifting operations play a crucial role. Magnetic lifting devices, as important tools for lifting operations, directly relate to production efficiency and safety. Electric control permanent magnetic lifting devices and electromagnetic lifting devices, as two common types of magnetic lifting devices, each have unique characteristics and applicable scenarios. This article will delve into the differences between these two types of lifting devices to help readers better understand and choose the lifting tools that suit them.
1. Differences in Working Principles
The working principle of electromagnetic lifting devices is based on the phenomenon of electromagnetic induction. When current passes through the coil of the electromagnetic lifting device, a magnetic field is generated, which can attract ferrous materials. The suction force of the electromagnetic lifting device is proportional to the current intensity, so by adjusting the current intensity, the suction force can be controlled. However, the electromagnetic lifting device loses its magnetic force when power is cut off, causing the workpiece to fall immediately. Therefore, electromagnetic lifting devices are usually equipped with a power failure magnetic retention system to prevent accidental power outages from causing workpiece drops.
The electric control permanent magnetic lifting device adopts a more advanced electric control permanent magnetic technology. It combines the advantages of permanent magnets and electromagnets, using power to control the magnetization and demagnetization process. In the magnetized state, the electric control permanent magnetic lifting device exhibits strong magnetic force, capable of firmly attaching to workpieces. After demagnetization, the magnetic force disappears, allowing for easy release of the workpiece. The electric control permanent magnetic lifting device requires only a brief current pulse to switch between magnetization and demagnetization states, and does not require current maintenance during lifting operations, resulting in minimal energy consumption.
2. Comparison of Safety and Reliability
In terms of safety, both electromagnetic lifting devices and electric control permanent magnetic lifting devices have their strengths. Electromagnetic lifting devices rely on continuous current to maintain magnetic force, which poses a risk of losing magnetism during power outages. Although equipped with a power failure magnetic retention system, this system also requires regular maintenance and inspection to ensure its reliability. Additionally, care must be taken to avoid overheating and magnetic saturation during operation, as these can affect suction force and safety.
The electric control permanent magnetic lifting device, on the other hand, places greater emphasis on safety and reliability in its design. Its magnetic force can be precisely controlled, ensuring that only one steel plate is lifted within the effective thickness, avoiding the risk of multiple steel plates sticking together. At the same time, the electric control permanent magnetic lifting device has a strong magnetic force retention capability in the magnetized state, unaffected by power outages or other power failures. After demagnetization, the residual magnetism on the surface is clean, allowing for quick stress release, ensuring operational safety. Furthermore, the electric control permanent magnetic lifting device has no moving parts inside, high overall strength, and is reliable and durable, reducing maintenance costs and needs.
3. Applicable Scenarios and Efficiency
Electromagnetic lifting devices are suitable for various working conditions, especially excelling in situations that require frequent lifting and moving of ferrous materials. They have a high degree of automation and can work efficiently with cranes for lifting operations. However, electromagnetic lifting devices have relatively high energy consumption and require regular maintenance and inspection of the power failure magnetic retention system, increasing operational costs.
The electric control permanent magnetic lifting device is more suitable for scenarios with high safety and reliability requirements. Its energy-saving effect is significant, with minimal energy consumption, achieving almost zero operational costs. At the same time, the electric control permanent magnetic lifting device has a fast magnetization and demagnetization cycle, is easy to operate, and can significantly improve the efficiency of lifting operations. Additionally, the electric control permanent magnetic lifting device has good compatibility, suitable for lifting thin steel plates of different sizes, meeting the needs of various customers.
4. Cost and Maintenance
In terms of cost, the initial investment in electromagnetic lifting devices is relatively low, but during long-term use, higher energy consumption and maintenance costs must be borne. In contrast, although the initial investment in electric control permanent magnetic lifting devices is higher, their significant energy-saving effects and low maintenance needs can save a lot of energy and maintenance costs over the long term. Therefore, from a long-term benefit perspective, electric control permanent magnetic lifting devices have a more economic advantage.
5. Conclusion
In summary, electric control permanent magnetic lifting devices and electromagnetic lifting devices have significant differences in working principles, safety and reliability, applicable scenarios and efficiency, as well as cost and maintenance. The choice of which lifting device to use depends on specific working condition requirements and cost budgets. For scenarios that pursue high efficiency, energy saving, and high safety requirements, electric control permanent magnetic lifting devices are undoubtedly the better choice. For situations that require frequent lifting and have certain cost constraints, electromagnetic lifting devices are more competitive.
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