Scutching device of wide cloth machine

The invention provides a scutching device of a wide cloth machine. The device comprises a breast beam middle support, a scutching member and a dropper frame. The device is characterized in that the scutching member is a plastic cutter, one end of the shank of the plastic cutter is installed on the breast beam middle support, the edge of the plastic cutter is arranged upwards, a skein support and a central skein tension device are arranged at the rear of the device, the central skein tension device comprises a skein spring support and a skein spring sheet, the central skein tension device is fixed to the front of the middle of the dropper frame, and the skein support is installed at the rear of the middle of the dropper frame. The skein penetrates into a skein passing porcelain eye on the skein support and a skein passing porcelain eye on the skein spring sheet and then penetrates into a skein device on a heald frame, the skein device drives the skein to open under the action of the skein frame, the cloth is twisted with the weft yarn, the wide cloth is divided into two under the action of the hook cutter after the cloth comes out of a roller, and the scutching is formed. The production cost is low, the machine is simple to disassemble, the wide cloth machine is easy to modify and the working efficiency is improved.