Polyester yarn forming equipment

The polyester yarn forming equipment comprises a first cavity, a rotating motor is arranged on the outer side of the upper end of the first cavity, a rotating shaft is arranged at the front end of the rotating motor, the outer side of the rotating shaft is wrapped with a trapezoidal protection shell, a first gear and a second gear are arranged at the front end of the rotating shaft, and the first gear and the second gear are both connected with the same closed chain. The lower end of the closed chain is connected with a driving mechanism which is located in the first cavity, the front end of the driving mechanism protrudes out of the first cavity, and a second cavity is formed in the outer side of the driving mechanism. The second cavity is provided with a forming wheel A, a forming wheel B, a forming wheel C and a forming wheel D which are the same in shape and size, the rear ends of the forming wheels are provided with an oil applying wetting wheel A, an oil applying wetting wheel B, an oil applying wetting