High-magnetism-gathering direct-drive permanent magnet synchronous motor rotor punching sheet structure

The utility model relates to the technical field of permanent magnet synchronous motors, in particular to a high-magnetism-gathering direct-drive permanent magnet synchronous motor rotor punching sheet structure which comprises a rotor punching sheet body, a main shaft hole is formed in the rotor punching sheet body, a plurality of radial magnetic steel grooves distributed in an annular array are formed in the rotor punching sheet body, and inverted-V-shaped grooves are formed between adjacent radial magnetic steel grooves. The opening of the inverted V-shaped groove faces the main shaft hole; the rotor punching sheet body is provided with magnetic poles distributed in an annular array, each magnetic pole comprises at least two magnetic steel strips and at least two magnetic steel blocks, the magnetic steel strips are installed in the radial magnetic steel grooves, and the magnetic steel blocks are installed in the inverted-V-shaped grooves. According to the utility model, the radial magnetic steel grooves an