Embroidery machine head driving balance structure and embroidery machine

The invention discloses an embroidery machine head driving balance structure and an embroidery machine, the driving balance structure comprises a balance cam assembly and a two-eye connecting rod which are arranged on a machine head main shaft, and the balance cam assembly is provided with a balance cam and a large balance connecting rod connected with the balance cam; the first end of the two-hole connecting rod is hinged to the machine shell through a first-hole balance pin shaft, the middle section of the two-hole connecting rod is hinged to the large balance connecting rod through a second-hole balance pin shaft, and the eccentric direction of the balance cam assembly and the eccentric direction of the driving cam assembly are opposite in the radial direction of the machine head main shaft. In the whole driving balance structure, in the process that the whole driving balance structure and the driving cam assembly move along with the machine head main shaft, the eccentric direction of the balance cam assem