In today's era of rapid technological development, printed circuit boards (PCBs) have become an important component of electronic devices, and their production and usage are increasing continuously. However, the resulting problem of PCB waste disposal is becoming increasingly serious. PCBs contain a large amount of heavy metals, organic substances, and other harmful substances. If not properly handled, they will pose serious hazards to the environment and human health. At this point, PCB recycling equipment has emerged as a solution. PCB recycling equipment is a specialized device used for recycling and processing PCB waste. It separates useful components from harmful substances through a series of physical, chemical, and biological treatment processes, thereby achieving efficient recycling and environmentally friendly disposal of PCBs. The working principle of PCB recycling equipment mainly includes crushing, sorting, and purification. First, PCB waste is crushed by a crushing device into smaller particles for subsequent processing. Then, the sorted PCB particles are separated by a sorting device into different materials, such as copper, plastic, and fiberglass. Next, the separated useful components, such as copper, are purified by a purification device to improve their purity and quality for subsequent reuse. The application of PCB recycling equipment not only effectively reduces the environmental pollution caused by PCB waste, but also realizes the recycling and reuse of resources, which is of great significance for environmental protection and economic development. Through the processing of PCB recycling equipment, the useful components such as copper in PCBs can be recycled and reused, reducing the dependence on primary copper resources and lowering the cost of copper extraction and smelting. At the same time, other harmful substances in PCBs can be treated harmlessly, avoiding their pollution to the environment such as soil and water, and protecting the ecological environment. In addition, the development of PCB recycling equipment has also promoted the sustainable development of the entire PCB industry. With the increasing awareness of environmental protection, more and more electronic enterprises are paying attention to the problem of PCB waste disposal, and the demand for PCB recycling equipment is also increasing. This has prompted PCB recycling equipment companies to continuously increase R&D investment, improve the performance and efficiency of equipment, and promote the rapid development of the PCB recycling equipment industry. However, there are still some challenges in the promotion and application of PCB recycling equipment at present. On the one hand, due to the high investment cost of PCB recycling equipment, some small electronic enterprises have difficulty in bearing the cost of equipment purchase and operation due to limited funds, resulting in certain restrictions on the promotion and application of equipment. On the other hand, the technical level and processing capacity of PCB recycling equipment still need to be further improved to meet increasingly stringent environmental protection requirements. In order to promote the development and application of PCB recycling equipment, governments and enterprises should work together. Governments should increase support for the PCB recycling equipment industry, introduce relevant policies and regulations, and encourage and guide enterprises to increase R&D and application investment in PCB recycling equipment. Enterprises should actively respond to the government's call, increase R&D and production of PCB recycling equipment, improve the performance and efficiency of equipment, reduce equipment costs, and provide more effective solutions for the disposal of PCB waste. In summary, PCB recycling equipment, as a powerful tool for promoting green environmental protection, is of great significance and value. With the increasing awareness of environmental protection and continuous technological progress, PCB recycling equipment will undoubtedly play a more important role in the future field of electronic waste disposal and make greater contributions to achieving the goal of green environmental protection.