Stepping motor control electronic lock

The utility model discloses a stepping motor control electronic lock which comprises an electronic lock shell, the electronic lock shell is composed of an upper shell and a lower shell, and the two opposite sides between the upper shell and the lower shell are buckled and assembled into the electronic lock shell with a built-in containing space through buckling assemblies. Two swing arms, two springs, a stepping motor and an electronic assembly are arranged in the containing space of the electronic lock shell, the two swing arms are rotationally arranged on the two opposite sides of the lower shell, an eccentric wheel is rotationally arranged in the position, between the two swing arms, of the lower shell, and the top of the eccentric wheel is connected with the output end of the stepping motor through a coupler; the eccentric wheel rotates to be in contact with the two swing arms, a spring is arranged in the lower shell at one end of each swing arm, and an electronic assembly is arranged in the middle of the