PCB welding positioning frame for liquid crystal display screen

• Main Authors: LIU HUANTAO, CHAI LISHENG, ZHANG LEI, TIAN TENGDA, HAN XIANGPENG
• Format: Patent
• Language: Chinese; English
• Published: 23.08.2022
• Subjects: CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM

The utility model discloses a PCB (printed circuit board) welding positioning frame for a liquid crystal display screen, which comprises two groups of fixed supporting plates, a transverse position adjusting mechanism, a longitudinal position adjusting mechanism, a PCB fixing and pressing mechanism and a PCB placing table, the fixed supporting plates are symmetrically arranged, the transverse position adjusting mechanism is arranged between the two groups of fixed supporting plates, and the longitudinal position adjusting mechanism is arranged between the two groups of fixed supporting plates. The longitudinal position adjusting mechanism is arranged on the transverse position adjusting mechanisms, the PCB fixing and pressing mechanism is arranged on the longitudinal position adjusting mechanism, the PCB placing table is located below the longitudinal position adjusting mechanism, the two transverse position adjusting mechanisms are symmetrically arranged, and the two transverse position adjusting mechanisms