Front backboard assembly structure of large-screen display

The utility model discloses a front backboard assembly structure of a large-screen display. The front backboard assembly structure comprises a plastic frame and a hardware backboard, a back plate mounting groove is formed in the inner circumference of the plastic frame, and a plurality of positioning blocks are arranged in the back plate mounting groove; a positioning block is arranged on the back plate mounting groove, buckling covers are arranged at the positions, corresponding to the positioning block, of the edge of the hardware back plate, the positioning block is covered with the buckling covers while the hardware back plate is mounted in the back plate mounting groove, a through hole is formed in each buckling cover, and the middle of the positioning block protrudes upwards to form a hot melting point extending out of the through hole. The hardware back plate and the plastic frame are fixedly connected together in a bronze drum hot melting manner, so that the assembling convenience of the hardware back