Welding fixture for flip packaging of power module

• Main Authors: LI SHUAI, CUI SUHANG, BAI XINJIAO
• Format: Patent
• Language: Chinese; English
• Published: 05.11.2019
• Subjects: BASIC ELECTRIC ELEMENTS; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; SEMICONDUCTOR DEVICES; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM

The utility model discloses a welding fixture for flip packaging of a power module. Bottom plate, vertical plates are fixedly mounted on the upper side wall of the bottom plate in a bilateral symmetrymode. A cylindrical groove is formed in the right side wall of the left vertical plate; a movable rod is inserted into the inner side wall of the baffle ring; a clamping device is fixedly mounted onthe right side wall of the movable rod; clamping grooves are annularly and uniformly formed in the left side wall of the vertical plate on the left side; a clamping block is fixedly mounted on the right side wall of the rotating cylinder; according to the utility model, the vertical plate, the movable rod, the clamping device, the fixed ring, the spring, the movable ring, the rotating cylinder, the clamping groove and the clamping block are arranged; the clamping device is matched with the structure at the position of the spring; according to the base plate welding device, base plates of different sizes within a certai