The following is a detailed description of the automated powder coating production line for electric bike hubs, covering aspects such as equipment composition, performance parameters, production capacity, energy consumption, and automation efficiency:

Equipment Composition

    - Automated Conveying System: Utilizing overhead conveyor chains or roller conveyors to achieve continuous transportation and automated flow of hubs.

    - Pre-treatment Equipment: Comprising spray and immersion tanks for chemical cleaning, degreasing, and rust removal to ensure a clean hub surface and enhanced coating adhesion.

    - Powder Coating Equipment: Equipped with electrostatic powder coating devices and powder recovery systems, which use electrostatic principles to evenly coat the hubs with powder and recycle unused powder to improve material utilization.

    - Curing Equipment: High-temperature curing ovens are used to melt, level, and solidify the powder coating, forming a hard and wear-resistant protective layer.

    - Exhaust Gas Treatment System: Employing closed negative-pressure collection and efficient filter cartridge recovery devices, with an exhaust gas treatment efficiency of up to 99%, ensuring compliance with environmental standards.

    - Automation Control System: The entire production line is controlled by PLC and human–machine interfaces, with real-time monitoring of the production process to ensure stable and efficient operation.

Performance Parameters

• Coating Precision: Electrostatic coating technology ensures even powder coverage and uniform coating thickness with high precision.

• Recovery Efficiency: The powder recovery system is highly efficient, reducing material waste and lowering production costs.

• Exhaust Gas Treatment Efficiency: The exhaust gas treatment device achieves a removal efficiency of 99%, meeting environmental requirements.

• Production Cycle: Short production cycle for individual hubs, suitable for large-scale continuous production.

•  

Production Capacity

• Annual Capacity: Depending on the scale of the production line, the annual capacity can reach 3 million hubs or more.

• Production Efficiency: The automated production line significantly improves production efficiency, meeting the demands of large-scale manufacturing.

•  

Energy Consumption

• Energy-saving Design: The use of energy-efficient equipment helps reduce energy consumption.

• Exhaust Gas Treatment Energy Consumption: The high-efficiency exhaust gas treatment system ensures environmental protection while minimizing energy waste.

Automation Efficiency

• Degree of Automation: The entire process, from hub loading, pre-treatment, powder coating to curing, is fully automated, reducing manual intervention.

• Production Efficiency Improvement: The automated production line significantly enhances production efficiency, reduces production costs, and improves product quality consistency.

•  

Environmental Protection and Energy Saving

• Exhaust Gas Treatment: Exhaust gases are collected under closed negative pressure and treated efficiently to meet emission standards.

• Wastewater Treatment: Production wastewater is treated and recycled, achieving zero discharge.

• Solid Waste Management: Solid waste is classified and collected to ensure no pollution.

•  

In summary, the automated powder coating production line for electric bike hubs excels in equipment composition, performance parameters, production capacity, energy consumption, and automation efficiency. Moreover, with its environmentally friendly and energy-saving design, it aligns with modern green manufacturing requirements.

The automated powder coating production line for electric bike hubs is a highly integrated modern manufacturing system designed to enhance the surface quality and durability of hubs. Utilizing advanced automation technology, the entire process from loading the hubs to pre-treatment, powder coating, and curing is fully automated, significantly improving production efficiency and product consistency. During the process, the hubs first undergo chemical pre-treatment to remove surface oils and impurities, enhancing the adhesion of the coating. They are then with sprayed powder coating using electrostatic principles to ensure an even and strong coating layer. Finally, the hubs enter a curing oven, where the powder coating melts, levels, and solidifies under high temperatures to form a hard, wear-resistant protective layer. The production line is characterized by its efficiency, environmental friendliness, and energy-saving capabilities. It reduces labor costs while minimizing the emission of volatile organic compounds (VOCs), aligning with modern green manufacturing concepts. It is widely used in the mass production of electric bike hubs.