YX1312 draw frame is draw frame with 2 deliveries and auto leveller in the course of design, the product experiences of approximate one thousand draw frame YX326 and new process of modern textile technology are used in it. The main design purpose is to improve the delivery speed and the sliver quality, and the sliver quality, and suit for the further requirement of the textile technology developing. The machine is suitable for 22-76mm cotton, cotton fiber, mid length fiber and their blends. It can be used for single doubling some fiber after combing, and widely used for finisher doubling different kinds of fiber. The kind of draw frame is more mature new type of machine with2 deliveries at present. Especially for processing combed fiber, less floor space and low maintenance cost. It has higher quality and price compared with the same kind of import. It can meet the requirement of all kinds fiber.It is the ideal product used broadly.