Thin vapor chamber laser welding sealing jig and welding method

The thin vapor chamber laser welding sealing jig comprises an upper pressing plate assembly and a lower pressing plate assembly, a groove used for installing a workpiece to be welded is formed in the top face of the lower pressing plate assembly, and a penetrating groove corresponding to the groove is formed in the middle of the upper pressing plate assembly; an upper air inlet channel is formed in the upper pressing plate assembly, one end of the upper air inlet channel communicates with the outer side face of the upper pressing plate assembly, and the other end of the upper air inlet channel communicates with the inner side face of the penetrating groove. A lower air inlet channel is arranged in the lower pressing plate assembly, one end of the lower air inlet channel is communicated to the outer side face of the lower pressing plate assembly, and the other end of the lower air inlet channel is communicated to the bottom face of the groove. 本发明公开了一种薄均温板激光焊接封合治具，包括上压板组件和下压板组件，所述下压板组件的顶面开设有用于安装待焊接工件的凹槽，所述上压板组