High-speed one-sided knitting machine The machine adopts closed track and wide needle heel triangle design, equipped with circle forming, ring gathering and floating line triangle, central adjustment device (integral triangle seat lifting structure) makes high-speed fabric density adjustment convenient and fast; The needle cylinder with different needle spacing is always available, which is easy to replace and more suitable for the ever-changing knitted fabric market needs. It can produce all kinds of plain weave cloth with high quality and different thickness, such as silk cover cotton, row yarn color strips, polyester-cotton interweaving, single and double bead mesh cloth, concave-convex organization, etc. But also can weave change pearl ground, soft posture cloth, single sweater, twill, herringbone flower and four-track concave-convex organization. In addition, the spandex device can be used to make elastic plain weave, and if the interchangeable parts are added, it can be converted into a three-line sweater. Because of the large number of incoming lines, it is more suitable to arrange yarn and color strips.