Taiyuan University of Technology

Yujie Duan

Jianguo Liang

Qingxue Huang

Lianyun Jiang

Jianglin Liu

Xiaodong Zhao

Chunjiang Zhao

Yinhui Li

Zhaotun Jia

Yanchun Zhu

Hui Li

Yuqin Xue

Jun Feng

Xinyu Wen

Haifeng Gao

Zemin Ning

Liping Bian

Zhanchun Chen

Haixia Zhang

Jianhua Hu

Lihua Liu

Zelin Qin

Zhi Li

The present disclosure provides a multi-filament helical winding device. The device includes a frame, a multi-filar guide radial telescopic portion, a multi-filar guide rotation portion. The multi-filar guide radial telescopic portion and the multi-filar guide rotation portion are arranged on the frame, and the multi-filar guide radial telescopic portion is connected to the multi-filar guide rotation portion. A count of the multi-filar guide radial telescopic portion is the same as a count of the multi-filar guide rotation portion, and the multi-filar guide radial telescopic portion corresponds to the multi-filar guide rotation portion one by one. The multi-filar guide radial telescopic portion includes a first telescopic mechanism or a second telescopic mechanism. The multi-filar guide rotation portion includes a first rotation mechanism or a second rotation mechanism.

Multi-filament helical winding devices

A device for forming a V-shaped full-composite pressure vessel includes a semi-cylinder body mold, where the length of a cylinder body part of the semi-cylinder body mold is half of the length of a cylinder body of a processed pressure vessel; a groove for placing a valve seat is reserved at one end of a dome part of the semi-cylinder body mold, and a fiber yarn-dividing ring is mounted at the other end; the semi-cylinder body mold is connected to the valve seat through a spline; and the valve seat and the fiber yarn-dividing ring are in threaded connection with a rotating shaft of fiber winding equipment. According to this disclosure, a liner-free pressure vessel can be manufactured completely by processing a composite material, so the mass of the pressure vessel can be reduced. Furthermore, the mold is not required to be dissolved and taken out.

Device and method for forming V-shaped full-composite pressure vessel

This application describes a method for manufacturing storage containers by spirally winding with multiple bundles of fibers. Two sets of yarn guide nozzles distributed in a circumferential array form a first spiral winding structure and a second spiral winding structure respectively, and a spiral winding device with the two layers of spiral winding structures cooperates with feeding devices carrying wound containers, to realize the spiral winding of the multiple bundles of fibers on the wound containers; the feeding devices drive the wound containers to do axial reciprocating motion and axial rotation, and the spiral winding device drives the yarn guide nozzles to do radial telescopic motion and self-rotation motion; and according to the lengths of axial dimensions of the wound containers, single-station double-layer spiral winding or double-station single-layer spiral winding is selected.

Method for manufacturing storage containers by spirally winding with multiple bundles of fibers

A device for manufacturing a storage container by integrally winding multiple bundles of fibers in a double-layer spiral circumferential direction. The device includes a rotary drive unit and two radial slide drive units provided at two sides of the rotary drive unit, each of the two radial slide drive units is provided with several spiral winding guide wire tubes in a circumferential array and drives the spiral winding guide wire tubes to perform a radial telescopic movement, the rotary drive unit drives the spiral winding guide wire tubes on the two radial slide drive units to perform a rotation movement, the rotary drive unit is connected to the two radial slide drive units by means of brackets, and a rack plate is connected to one side of each of the two radial slide drive units away from the rotary drive unit.

Device for manufacturing storage container by integrally winding multiple bundles of fibers in double-layer spiral circumferential direction

The present application relates to the technical field of fiber winding control, and provides a tension control method of a multi-bundle winding equipment combined driving system, which solves the problem that the tension fluctuates greatly and cannot be output constantly in the fiber winding process. The method includes: establishing a tension control system fractional order mathematical model; establishing a time-varying fractional order PID controller; inputting a target tension value and an unknown external interference to the tension control system fractional order mathematical model, and outputting a real-time tension value; and calculating a difference between the target tension value and the real-time tension value and then inputting the difference into the time-varying fractional order PID controller, inputting an output value of the time-varying fractional order PID controller and the unknown external interference into the tension control system fractional order mathematical model, and outputting a real-time tension value until the real-time tension value output by the tension control system fractional order mathematical model approaches the target tension value. The tension value output by the control system according to the present application can be well stabilized near the target tension value; and the system has high robustness when the tension changes suddenly.

Tension control method of multi-bundle winding equipment combined driving system

Carbon fiber winding equipment includes integrated spiral and hooping winding equipment for multi-bundle fibers. The equipment includes a spiral winding unit, a hoop winding unit, and a guide base and a supporting base for supporting the spiral winding unit and the hoop winding unit. An end face of a gear driving plate includes a continuous bulbous iris curve sliding rail, a sliding rod extends into the sliding rail and is capable of driving a yarn guide shaft tube to slide radially along with the rotation of the gear driving plate. A bevel gear is capable of driving the yarn guide shaft tube to do auto-rotation motion along with the rotation of a second transmission gear ring. A ratchet driving plate rotates to drive an electric telescopic rod to push a hoop rotation plate to rotate so as to drive a hoop winding bundling device to complete a hoop winding action.

Integrated spiral and hooping winding equipment for multi-bundle fibers

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Taiyuan, China

Yujie Duan