Pressure maintaining jig for shielding cover

The utility model discloses a pressure maintaining jig for a shielding cover. The pressure maintaining jig comprises a base, a jig protection cover, an adjustable air cylinder, equal-height bolts, a spring bearing plate, buffer springs, an upper connecting plate, a lower connecting plate, a profiling pressing head, a working plate, a bearing guide rail, a rodless air cylinder and a profiling bearing plate. By means of the mode, the pressure maintaining jig for the shielding cover can automatically, accurately and efficiently carry out shielding cover assembling and pressure maintaining operation, the quality control standard and requirement of production are well met, and the production capacity is improved. 本实用新型公开了一种用于屏蔽盖的保压治具，包括：基座、治具保护罩、可调试气缸、等高螺栓、弹簧承载板、缓冲弹簧、上下连接板、仿形压头、工作板、承载导轨、无杆气缸、仿形承载板。通过上述方式，本实用新型一种用于屏蔽盖的保压治具，可以自动、精准、高效的进行屏蔽盖组装保压操作，很好的满足了生产的质量管控标准和需求，提高生产产能。