Interlacer for high-speed spinning of polyester fibers

The utility model belongs to the technical field of textile interlacers, and particularly relates to an interlacer for high-speed spinning of polyester fibers, which comprises a mounting seat, a thread guide is mounted on the top surface of the mounting seat, lower bases are mounted on the mounting seat on two sides of the thread guide, and grooves for mounting second shock pads in a matched manner are formed in the lower bases. A wire guide hook is inserted in the second shock pad in a matched mode and composed of a hook body, a reducing section and a positioning section, a first shock pad is attached to the side face of the reducing section, the first shock pad is installed on the side face of the first upper pressing plate and the side face of the second upper pressing plate, and the first upper pressing plate and the second upper pressing plate are installed on the top face of the lower base through countersunk bolts. The yarn guide hook is stably limited by the lower base, the first upper pressing plate