Locking structure for angle grinder

The utility model discloses a locking structure for an angle grinder. The locking structure comprises a locking shaft, a locking spring, a locking button and a through hole formed in a housing, wherein the locking spring is arranged on the locking shaft in a penetrating manner; one end of the locking shaft is in locking fit with the locking button; the key of the locking structure is as follows: positioning blocks are symmetrically arranged on the outer wall at the other end of the locking shaft; horizontal I-shaped through slots which are matched with the positioning blocks are formed in the through hole; sunk slots which are in cross arrangement with the through slots are formed in the inner wall of the housing; the locking shaft and the housing are in locking fit by virtue of coordination of the positioning blocks and the sunk slots. The locking structure is of the technical effects that the locking structure is simple in structure, convenient to assemble and disassemble, can save more labor, effectively i