Automatic detection mechanism for air tightness of plastic bucket

The utility model relates to the technical field of plastic buckets, in particular to a plastic bucket air tightness automatic detection mechanism, which is simple in structure, can automatically clamp a plastic bucket when the plastic bucket is immersed into water, reduces the operation steps of an operator, and improves the test efficiency. Comprising a water tank with an opening in the top, lifting mechanisms are fixed to the two sides of the water tank, lifting plates are fixed to the output ends of the lifting mechanisms, fixing frames are fixed to the lifting plates, moving plates are arranged on the fixing frames in a sliding mode, sealing covers are arranged on the moving plates, preformed holes are formed in the lifting plates, and hollow supporting nets are arranged at the preformed holes. 本实用新型涉及塑料桶的技术领域，特别是涉及塑料桶气密性自动检测机构，其结构简单，在塑料桶浸入到水中的过程中，可自动将塑料桶夹紧，减少操作者的操作步骤，提高测试效率；包括顶部开口的水箱，水箱两侧均固定有升降机构，升降机构输出端固定有升降板，升降板上固定有固定架，固定架上滑动有移动板，移动板上设置有密封盖，升降板上开设预留孔，预留孔处设置有镂空状的支撑网。