Automatic high-efficiency lithium metal pole piece production equipment

• Main Authors: XIA SHANWEI, LIN JUGUANG, YUAN LIANG, WANG BO
• Format: Patent
• Language: Chinese; English
• Published: 29.08.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The embodiment of the utility model provides automatic high-efficiency lithium metal pole piece production equipment, and belongs to the technical field of lithium batteries. The pole piece production equipment comprises a pole piece unwinding and diaphragm winding mechanism, a pole piece winding mechanism and a diaphragm winding mechanism, the traction mechanism is arranged at the discharging end of the pole piece unwinding and diaphragm winding mechanism and is used for pulling the pole piece; the first die cutting mechanism is arranged at the discharging end of the pole piece unwinding and diaphragm winding mechanism and is used for carrying out first die cutting operation on the unwound pole piece so as to form a large pole piece; the second die cutting mechanism is used for performing second die cutting operation on the large pole piece to obtain a small pole piece; the pole piece production mechanism is used for carrying out production processing on the small pole pieces to obtain finished lithium metal