Shenzhen Utimes Intelligent Equipment Co., Ltd.

Yangdong Liu

Xi Chen

Qiaobing Deng

Doudou Pei

The present disclosure provides a double-vacuum four-cavity hermeticity detecting method and machine for a square housing battery. The method may include a loading device, four cavity devices, four cavity cover devices, four load transferring devices, two vacuum devices, a detecting device, and a discharging device, the cavity devices and the cavity cover devices may make a sealed cavity, and each of the vacuum devices predetermine two sealed cavities. While operating at the same time, four sealed cavities may be loaded for 8 s, vacuumed for 10 s and detected for a hermeticity for 5 s in a total of 15 s, and discharged for 8 s, a cycle time may be shortened to 8 s and a production period may be shortened to 32 s, and a productivity of a hermeticity detection may be improved to 15 PPM according to two batteries per cavity.

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Shenzhen, China

Yangdong Liu