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公开(公告)号：US20220184678A1
公开(公告)日：2022-06-16
申请号：US17683338
申请日：2022-02-28
Applicant: TAIYUAN UNIVERSITY OF TECHNOLOGY
Inventor： Yaunming Liu , Tao Wang , Pingju Hao , Zhenhua Wang , Dongping He , Zhongkai Ren , Jianchao Han , Qingxue Huang
Abstract: A method for setting a roll gap of sinusoidal corrugated rolling for a metal composite plate includes steps of: determining entrance thicknesses, exit thicknesses, a width, and a rolling temperature of a difficult-to-deform metal slab and an easy-to-deform metal slab; detecting a roll speed and an entrance speed of a metal composite slab, obtaining a roll radius and friction factors; determining parameters of a sinusoidal corrugating roll and a quantity of complete sinusoidal corrugations on the sinusoidal corrugating roll; then calculating a time required for a complete corrugated rolling; calculating a rolling force at any time during the sinusoidal corrugated rolling of the metal composite plate; and calculating the roll gap S of the corrugated rolling at any time according to the rolling force F, and configuring a rolling mill to have the roll gap S according to an actual rolling schedule before normal production.
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公开(公告)号：US12194662B2
公开(公告)日：2025-01-14
申请号：US18154836
申请日：2023-01-15
Applicant: TAIYUAN UNIVERSITY OF TECHNOLOGY
Inventor： Dongping He , Chaoran Ren , Huidong Xu , Yizhong Cao , Zhihua Wang , Tao Wang
Abstract: The present invention belongs to the technical field of control for rolling mill vibration, and particularly relates to a control device, system and method for vertical-horizontal coupling vibration of a corrugated rolling mill. The control device includes a housing; a vibration-absorbing container is arranged in the housing; a steel ball particle group is placed in the vibration-absorbing container; a left side of the vibration-absorbing container is connected with one end of a return spring; the other end of the return spring is fixedly connected with a third base; the third base is fixedly mounted on a third sliding block; and the third sliding block is slidably arranged on a third linear guide rail.
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公开(公告)号：US12023720B2
公开(公告)日：2024-07-02
申请号：US17683338
申请日：2022-02-28
Applicant: TAIYUAN UNIVERSITY OF TECHNOLOGY
Inventor： Yuanming Liu , Tao Wang , Pingju Hao , Zhenhua Wang , Dongping He , Zhongkai Ren , Jianchao Han , Qingxue Huang
CPC classification number: B21B37/005 , B21B1/08 , B21B1/38 , B21B37/22 , B21B37/46 , B21B37/58 , B21B2001/081 , B21B2001/386 , B21B2203/38 , B21B2265/24 , B21B2267/06 , B21B2275/04 , B21B2275/10
Abstract: A method for setting a roll gap of sinusoidal corrugated rolling for a metal composite plate includes steps of: determining entrance thicknesses, exit thicknesses, a width, and a rolling temperature of a difficult-to-deform metal slab and an easy-to-deform metal slab; detecting a roll speed and an entrance speed of a metal composite slab, obtaining a roll radius and friction factors; determining parameters of a sinusoidal corrugating roll and a quantity of complete sinusoidal corrugations on the sinusoidal corrugating roll; then calculating a time required for a complete corrugated rolling; calculating a rolling force at any time during the sinusoidal corrugated rolling of the metal composite plate; and calculating the roll gap S of the corrugated rolling at any time according to the rolling force F, and configuring a rolling mill to have the roll gap S according to an actual rolling schedule before normal production.
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公开(公告)号：US20230066668A1
公开(公告)日：2023-03-02
申请号：US17497019
申请日：2021-10-08
Applicant: Taiyuan University of Technology
Inventor： Zhongkai Ren , Tao Wang , Xiao Liu , He Li , Jianchao Han , Dongping He , Qingxue Huang
Abstract: A single-side tower-type roller system based asynchronous rolling mill for rolling an ultra-thin composite strip and a hydraulic system therefor are provided. The mill includes a machine frame and reel assemblies. An upper roller system assembly and a lower roller system assembly are arranged in the machine frame. A down-pressing assembly is arranged on the machine frame and used to adjust a roll gap between the upper roller system assembly and the lower roller system assembly. A support roller balance assembly is arranged on the machine frame and used to support and balance the upper roller system assembly. The lower roller system assembly includes right and left working rollers. The right working roller is a plain roller. The left working roller is a patterned roller. A left-pressing assembly is arranged on the machine frame and used to adjust a roll gap between the right and left working rollers.
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5.发明授权公开(公告)号：US11826878B2
公开(公告)日：2023-11-28
申请号：US17515555
申请日：2021-11-01
Applicant: TAIYUAN UNIVERSITY OF TECHNOLOGY
Inventor： Tao Wang , Jinzhu Zhang , Dongping He , Zepeng Lu , Yaguan Li , Fanglin Li , Ting Li
IPC: B24B47/10 , B24B27/033
CPC classification number: B24B47/10 , B24B27/033
Abstract: A rigid-flexible coupling-driven robot for removing oxide scales on super large shaft forgings online includes a heavy-duty manipulator main body, four walking systems, a movable arm lifting system, a clamping system, a power system, two oxide scale removal systems and a visual identification system. The two oxide scale removal systems are respectively installed on the two trapezoidal plates of the clamping system. Each of the two oxide scale removal systems adopts rigid-flexible coupling drive technology, that is, the rigid drive of the overhead hydraulic cylinder, cable-stayed hydraulic cylinder, the long stroke scissor retractable bracket and the rack and pinion device is combined with the flexible drive of the wire rope, so that the retraction and the angle tilt of the parallelogram end removal device are realized, which makes the oxide scale removal more flexible and efficient, thus greatly improving the product quality of large forgings.
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Patent Agency Ranking
公开(公告)号：US20230001463A1
公开(公告)日：2023-01-05
申请号：US17902157
申请日：2022-09-02
Applicant: TAIYUAN UNIVERSITY OF TECHNOLOGY
Inventor： Dongping He , Tao Wang , Zhihua Wang , Ming Wang , Jiaquan Xie , Huidong Xu
Abstract: A rolling device capable of applying horizontal vibration for metal clad plates includes two symmetrically arranged support frames, an upper roller and a lower roller both of which are provided between the two support frames and parallel to each other, four bearing seats which are fixed with two ends of the upper roller and two ends of the lower roller respectively, and four horizontal vibration apparatuses which are provided outside the four bearing seats respectively for driving the upper roller and the lower roller to horizontally vibrate. Every horizontal vibration apparatus includes an exciting hydraulic cylinder and a damper. One end of the exciting hydraulic cylinder and one end of the damper are fixedly connected with two sides of one of the four bearing seats respectively. Every horizontal vibration apparatus is provided outside one of the four bearing seats.
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公开(公告)号：US12282835B1
公开(公告)日：2025-04-22
申请号：US18979585
申请日：2024-12-12
Applicant: TAIYUAN UNIVERSITY OF TECHNOLOGY
Inventor： Dongping He , Ziheng Duan , Tao Wang , Huidong Xu , Yuanming Liu , Qingxue Huang
Abstract: Embodiments of the present disclosure provides a method and device for constructing a multi-dimensional coupled vibration identification model for a roll system of a strip mill, the method comprising: performing preprocessing, signal decomposition, and reconstruction of the multi-dimensional data for the roll system of the strip mill monitored through technical monitoring by multiple sensors during a working process of the strip mill, and performing feature extraction of the reconstructed data using a wavelet packet energy approach; obtaining an initial multi-dimensional coupled vibration feature local identification model for the roll system of the strip mill based on Support Vector Machine (SVM) by using a Gaussian radial basis function as a kernel function of the SVM model; and training the initial multi-dimensional coupled vibration feature local identification model for the roll system of the strip mill using a multi-source heterogeneous information fusion approach based on the feature vector to obtain the multi-dimensional coupled feature identification model for the roll system of the strip mill.
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公开(公告)号：US12194518B1
公开(公告)日：2025-01-14
申请号：US18762421
申请日：2024-07-02
Applicant: TAIYUAN UNIVERSITY OF TECHNOLOGY
Inventor： Dongping He , Yiping Wang , Huidong Xu , Yuanming Liu , Tao Wang
IPC: B21B37/00
Abstract: A vibration suppression method and system of a rolling mill roller assembly based on a vibration damping device are provided. The vibration suppression method includes: obtaining a first amplitude-frequency relationship during a vibration process of a rolling mill roller assembly vibration suppression system; based on the first amplitude-frequency relationship, determining two time domain relationships and two second amplitude-frequency relationships by a simulation analysis; based on the two time domain relationships and two second amplitude-frequency relationships, adjusting parameters of the vibration damping device until a vibration displacement of the rolling mill roller assembly vibration suppression system is less than or equal to a vibration displacement threshold. And provides a new solution for the stability control of the rolling mill, and ensures the reliability and stability of the vibration suppression of the rolling mill.
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公开(公告)号：US11975370B2
公开(公告)日：2024-05-07
申请号：US17311241
申请日：2020-10-23
Applicant: Taiyuan University of Technology
Inventor： Jianchao Han , Yi Jia , Tao Wang , Zhongkai Ren , Yuanming Liu , Dongping He , Sha Li , Miao Guo
CPC classification number: B21B1/38 , B21B3/00 , B21B15/0007 , B21B15/0035 , B22D7/005 , C22C14/00 , C22C30/00 , C22F1/183 , B21B2001/386 , B21B2003/001
Abstract: The present disclosure provides a pulse current assisted uncanned rolling method for titanium-TiAl composite plates, including the following specific steps: 1. preparing titanium alloy sheets; 2. preparing TiAl alloy sheets; 3. uncanned lay-up; 4. pulse current assisted hot-rolling; 5. separation and subsequent processing, thus getting the titanium-TiAl composite plates. The composite plates are of good quality on the surface without oxide layer shedding, no cracks at the edges and the ends, with uniform and fine microstructures, good bonding interface and excellent mechanical properties.
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公开(公告)号：US11813651B2
公开(公告)日：2023-11-14
申请号：US17902157
申请日：2022-09-02
Applicant: TAIYUAN UNIVERSITY OF TECHNOLOGY
Inventor： Dongping He , Tao Wang , Zhihua Wang , Ming Wang , Jiaquan Xie , Huidong Xu
Abstract: A rolling device capable of applying horizontal vibration for metal clad plates includes two symmetrically arranged support frames, an upper roller and a lower roller both of which are provided between the two support frames and parallel to each other, four bearing seats which are fixed with two ends of the upper roller and two ends of the lower roller respectively, and four horizontal vibration apparatuses which are provided outside the four bearing seats respectively for driving the upper roller and the lower roller to horizontally vibrate. Every horizontal vibration apparatus includes an exciting hydraulic cylinder and a damper. One end of the exciting hydraulic cylinder and one end of the damper are fixedly connected with two sides of one of the four bearing seats respectively. Every horizontal vibration apparatus is provided outside one of the four bearing seats.
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