Patents by Inventor Lifeng Ma
Lifeng Ma has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11891261Abstract: A device for detecting the flatness of a sheet material includes a conveyor, a gantry, a beam, an industrial camera unit, a speed measurement unit, a vibration measurement unit, a multi-line laser, a cable carrier, an industrial controller, and a control cabinet. The conveyor is disposed beneath the gantry and includes a plurality of pinch roll assemblies for feeding a sheet material. The beam is disposed on the gantry and includes a first side and a second side. The industrial camera unit is disposed on the first side of the beam and includes at least two industrial cameras. The speed measurement unit is disposed between the at least two industrial cameras. The vibration measurement unit is disposed on the second side of the beam and includes at least two distance measurement devices. The multi-line laser is disposed between the at least two distance measurement devices.Type: GrantFiled: December 31, 2020Date of Patent: February 6, 2024Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Lifeng Ma, Ziliang Li, Qingxue Huang, Tao Wang, Dahai Jing, Rongjun Wang, Lianyun Jiang
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Patent number: 11780624Abstract: A device for binding rod bundles includes a tilting apparatus, a wire stripper, a binding apparatus, and a collection apparatus. The tilting apparatus includes a tilting platform, a hydraulic cylinder, and an articulated base. The wire stripper includes a main body, a first sliding mechanism, a second sliding mechanism, a first slide block, and a second slide block. The binding apparatus includes an electric clamp, a clamping frame, a sliding rail, a rail base, and a drive motor. The collection apparatus is hinged to the tilting apparatus; the wire stripper is disposed below the tilting apparatus; the tilting platform includes a hinge hole for receiving one end of the clamping frame. The collection apparatus includes a shaft hole for receiving one end of the tilting platform. The hydraulic cylinder is hinged to the articulated base and the other end of the tilting platform is hinged to the hydraulic cylinder.Type: GrantFiled: July 21, 2021Date of Patent: October 10, 2023Assignees: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGY, HIGH-END EQUIPMENT AND RAIL TRANSIT TECHNOLOGY R & D CENTER OF HARAN TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Lifeng Ma, Jingfeng Zou, Rongjun Wang, Ziyong Ma
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Patent number: 11691189Abstract: A robot includes a truss assembly, a walking assembly, a power unit, and a rack including a guide pillar, a second link. The truss assembly is disposed on the top of the rack. The walking assembly is disposed in the rack and fixedly connected to the rack through a bearing. The power unit is disposed on the rear end of the rack. An oil tank is provided with a hole. The truss assembly is configured to place the robot into the oil tank through the hole. The walking assembly is configured to drive the robot to move along the axis of the oil tank and to prevent the robot from toppling in the oil tank. The power unit is configured to clean the inside of the oil tank. The walking assembly includes two active walking assemblies, a drive assembly, and a folding assembly.Type: GrantFiled: May 18, 2021Date of Patent: July 4, 2023Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Jingfeng Zou, Lifeng Ma, Jinli Meng, Lidong Ma, Lianyun Jiang, Yafeng Ji
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Patent number: 11623259Abstract: A system for flattening steel plates includes crane, a first conveyor, a second conveyor, a first shape detector, a second shape detector, a first rangefinder, a second rangefinder, a first detection device, a second detection device, a first idler roller, a second idler roller, a flattening machine, a first robot, a second robot, a third robot, and a fourth robot. The flattening machine is connected to one end of the first conveyor and one end of the second conveyor. The first shape detector is disposed above a middle part of the first conveyor. The second shape detector is disposed above a middle part of the second conveyor. The first rangefinder is disposed at one end of the first conveyor. The first detection device is disposed between the first rangefinder and the flattening machine. The second rangefinder is disposed on one end of the flattening machine.Type: GrantFiled: January 21, 2021Date of Patent: April 11, 2023Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Lifeng Ma, Rongjun Wang, Zhibin Yao, Lianyun Jiang, Lidong Ma, Wenxu Yuan, Hailian Gui, Yuquan Tong
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Patent number: 11560980Abstract: A grease pumping device includes a pump body, a driving mechanism, a plunger pair, a reversing valve and a lever mechanism. A switching action between each valve position of a valve core of the reversing valve is driven by the lever mechanism. An output rotating shaft drives a toggle member rotating therewith, and when the output rotating shaft rotates reciprocally in forward and reverse directions, the toggle member toggles the lever mechanism in the forward and reverse directions, such that the lever mechanism swings reciprocally. At least one of the lever mechanism and the toggle member is an elastic structure, when the output rotating shaft rotates, the toggle member contacts the lever mechanism and drives the valve core to operate, when the valve core is switched to a corresponding valve position, the toggle member and the lever mechanism slide relatively by elastic deformation of the elastic structure.Type: GrantFiled: April 24, 2020Date of Patent: January 24, 2023Assignee: ZHENGZHOU AUTOL TECHNOLOGY CO., LTD.Inventors: Daping Zhao, Xingong Liu, Zhang Liu, Lifeng Ma
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Publication number: 20220111983Abstract: A device for binding rod bundles includes a tilting apparatus, a wire stripper, a binding apparatus, and a collection apparatus. The tilting apparatus includes a tilting platform, a hydraulic cylinder, and an articulated base. The wire stripper includes a main body, a first sliding mechanism, a second sliding mechanism, a first slide block, and a second slide block. The binding apparatus includes an electric clamp, a clamping frame, a sliding rail, a rail base, and a drive motor. The collection apparatus is hinged to the tilting apparatus; the wire stripper is disposed below the tilting apparatus; the tilting platform includes a hinge hole for receiving one end of the clamping frame. The collection apparatus includes a shaft hole for receiving one end of the tilting platform. The hydraulic cylinder is hinged to the articulated base and the other end of the tilting platform is hinged to the hydraulic cylinder.Type: ApplicationFiled: July 21, 2021Publication date: April 14, 2022Inventors: Lifeng MA, Jingfeng ZOU, Rongjun WANG, Ziyong MA
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Publication number: 20220111426Abstract: A robot includes a truss assembly, a walking assembly, a power unit, and a rack including a guide pillar, a second link. The truss assembly is disposed on the top of the rack. The walking assembly is disposed in the rack and fixedly connected to the rack through a bearing. The power unit is disposed on the rear end of the rack. An oil tank is provided with a hole. The truss assembly is configured to place the robot into the oil tank through the hole. The walking assembly is configured to drive the robot to move along the axis of the oil tank and to prevent the robot from toppling in the oil tank. The power unit is configured to clean the inside of the oil tank. The walking assembly includes two active walking assemblies, a drive assembly, and a folding assembly.Type: ApplicationFiled: May 18, 2021Publication date: April 14, 2022Inventors: Jingfeng ZOU, Lifeng MA, Jinli MENG, Lidong MA, Lianyun JIANG, Yafeng JI
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Patent number: 11241725Abstract: The present invention discloses a method for rolling a metal composite plate/strip, comprising the following steps: 1) selecting a metal base plate and a metal cladding plate, cleaning the surfaces of the base plate and the cladding plate to be composited until the metal matrixes are exposed; 2) sequentially laminating the base plate and the cladding plate to obtain a composite plate slab; 3) rolling the composite plate slab through a composite rough rolling mill having a corrugated roll to obtain a composite plate having a corrugated mating surface on its composite surface; and 4) flattening the composite plate having a complete corrugated cladding plate by a composite finish rolling mill to a desirable thickness to obtain a composite plate/strip.Type: GrantFiled: May 27, 2016Date of Patent: February 8, 2022Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Qingxue Huang, Lin Zhu, Yugui Li, Cunlong Zhou, Lifeng Ma, Guanghui Zhao, Jiang Zhang
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Publication number: 20210220888Abstract: A system for flattening steel plates includes crane, a first conveyor, a second conveyor, a first shape detector, a second shape detector, a first rangefinder, a second rangefinder, a first detection device, a second detection device, a first idler roller, a second idler roller, a flattening machine, a first robot, a second robot, a third robot, and a fourth robot. The flattening machine is connected to one end of the first conveyor and one end of the second conveyor. The first shape detector is disposed above a middle part of the first conveyor. The second shape detector is disposed above a middle part of the second conveyor. The first rangefinder is disposed at one end of the first conveyor. The first detection device is disposed between the first rangefinder and the flattening machine. The second rangefinder is disposed on one end of the flattening machine.Type: ApplicationFiled: January 21, 2021Publication date: July 22, 2021Inventors: Lifeng MA, Rongjun WANG, Zhibin YAO, Lianyun JIANG, Lidong MA, Wenxu YUAN, Hailian GUI, Yuquan TONG
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Publication number: 20210198075Abstract: A device for detecting the flatness of a sheet material includes a conveyor, a gantry, a beam, an industrial camera unit, a speed measurement unit, a vibration measurement unit, a multi-line laser, a cable carrier, an industrial controller, and a control cabinet. The conveyor is disposed beneath the gantry and includes a plurality of pinch roll assemblies for feeding a sheet material. The beam is disposed on the gantry and includes a first side and a second side. The industrial camera unit is disposed on the first side of the beam and includes at least two industrial cameras. The speed measurement unit is disposed between the at least two industrial cameras. The vibration measurement unit is disposed on the second side of the beam and includes at least two distance measurement devices. The multi-line laser is disposed between the at least two distance measurement devices.Type: ApplicationFiled: December 31, 2020Publication date: July 1, 2021Inventors: Lifeng MA, Ziliang LI, Qingxue HUANG, Tao WANG, Dahai JING, Rongjun WANG, Lianyun JIANG
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Patent number: 10898902Abstract: A production line for recycling and processing waste materials of steel rolling, the production line including: an electromagnetic hoisting equipment; a conveying platform; a clamping-and-feeding device; a segmentation shear; a swing conveyor device; a pushing device; a rolling-type shearing machine; a chain-type conveyor track; a material guiding device; two shredding-type shearing machines; and a scrap collection device. The electromagnetic hoisting equipment is connected to the conveying platform, and is configured to hoist waste materials of steel rolling to the conveying platform; the conveying platform is connected to the clamping-and-feeding device, and is configured to convey the waste materials to the clamping-and-feeding device; the segmentation shear cooperates with the clamping-and-feeding device and is configured to segment the waste materials of steel rolling into steel plates; the pushing device is configured to push the steel plates to the rolling-type shearing machine.Type: GrantFiled: September 21, 2018Date of Patent: January 26, 2021Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Lifeng Ma, Xiao Hu, Jinli Meng, Rongjun Wang, Lianyun Jiang, Heyong Han, Jingfeng Zou, Qingxue Huang
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Publication number: 20200377988Abstract: A method for heating a blank in a first heating furnace and a second heating furnace. The first heating furnace includes a first chamber and a second chamber communicating with the first chamber. The method includes: 1) heating the blank in the first chamber to the temperature of less than 300° C.; 2) transferring the blank heated in the first chamber to the second heating furnace, and heating the blank to the temperature of between 350° C. and 850° C., where the temperature of the second heating furnace is detected using a thermocouple, and the temperature of the blank is detected by an optical thermometer; 3) transferring the blank heated in the second heating furnace to the second chamber, and measuring the temperature of the blank using a contact thermometer; and 4) transferring the blank from 3) to a rolling mill.Type: ApplicationFiled: June 3, 2020Publication date: December 3, 2020Inventors: Yanchun ZHU, Ziliang LI, Jingfeng ZOU, Lifeng MA, Zhiquan HUANG, Jianping QIN
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Patent number: 10744558Abstract: A magnesium alloy cast-rolling unit, including: a main body; a fluid supplier; an electric pushrod; a linkage mechanism; a horizontal platform; a screw; dovetail guide rails; and a bottom plate. The main body includes a base, a spring cylinder, a hydraulic adjustment cylinder, a connection portion, and a cast-rolling unit body. The connection portion includes an arc-shaped rail. The spring cylinder includes an actuation element. The actuation element includes a piston rod and a pressure strip. The piston rod includes an external thread at one end; and the pressure strip includes an internal thread corresponding to the external thread. The fluid supplier includes a head box, a corrugated pipe, a compression spring assembly including a gland cover, a connection pipe including a convex pipe joint and a concave pipe joint, a flat plate including a groove, a smelting furnace, and a horizontal operation platform.Type: GrantFiled: September 2, 2019Date of Patent: August 18, 2020Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Lifeng Ma, Jingfeng Zou, Rongjun Wang, Xiao Hu, Zhiquan Huang, Qingxue Huang, Guangming Liu, Yanchun Zhu
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Publication number: 20200248868Abstract: A grease pumping device includes a pump body, a driving mechanism, a plunger pair, a reversing valve and a lever mechanism. A switching action between each valve position of a valve core of the reversing valve is driven by the lever mechanism. An output rotating shaft drives a toggle member rotating therewith, and when the output rotating shaft rotates reciprocally in forward and reverse directions, the toggle member toggles the lever mechanism in the forward and reverse directions, such that the lever mechanism swings reciprocally. At least one of the lever mechanism and the toggle member is an elastic structure, when the output rotating shaft rotates, the toggle member contacts the lever mechanism and drives the valve core to operate, when the valve core is switched to a corresponding valve position, the toggle member and the lever mechanism slide relatively by elastic deformation of the elastic structure.Type: ApplicationFiled: April 24, 2020Publication date: August 6, 2020Applicant: ZHENGZHOU AUTOL TECHNOLOGY CO., LTD.Inventors: Daping ZHAO, Xingong LIU, Zhang LIU, Lifeng MA
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Patent number: 10518342Abstract: Hydraulic two-side rolling-cut shears, including: a front transport roller device, a rear transport roller device, a shear body, and a roller carrier. The front transport roller device includes a laser scriber, a magnetic alignment device, and a pinch roller device. The rear transport roller device includes a vertical guide roller. The laser scriber is disposed on the front end of the front transport roller device. The magnetic alignment device is disposed in the middle part of the front transport roller device. The pinch roller device is disposed on the rear end of the front transport roller device in front of the shear body. The roller carrier is disposed longitudinally in the middle of the shear body. The vertical guide roller is disposed on the rear transport roller device and behind the shear body.Type: GrantFiled: July 4, 2017Date of Patent: December 31, 2019Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Qingxue Huang, Lifeng Ma, Jinli Meng, Zhibing Chu, Heyong Han, Hongjie Li, Yugui Li
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Publication number: 20190381561Abstract: A magnesium alloy cast-rolling unit, including: a main body; a fluid supplier; an electric pushrod; a linkage mechanism; a horizontal platform; a screw; dovetail guide rails; and a bottom plate. The main body includes a base, a spring cylinder, a hydraulic adjustment cylinder, a connection portion, and a cast-rolling unit body. The connection portion includes an arc-shaped rail. The spring cylinder includes an actuation element. The actuation element includes a piston rod and a pressure strip. The piston rod includes an external thread at one end; and the pressure strip includes an internal thread corresponding to the external thread. The fluid supplier includes a head box, a corrugated pipe, a compression spring assembly including a gland cover, a connection pipe including a convex pipe joint and a concave pipe joint, a flat plate including a groove, a smelting furnace, and a horizontal operation platform.Type: ApplicationFiled: September 2, 2019Publication date: December 19, 2019Inventors: Lifeng MA, Jingfeng ZOU, Rongjun WANG, Xiao HU, Zhiquan HUANG, Qingxue HUANG, Guangming LIU, Yanchun ZHU
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Patent number: 10449602Abstract: A magnesium alloy cast-rolling unit, including: a main body; a fluid supplier; an electric pushrod; a linkage mechanism; a horizontal platform; a screw; dovetail guide rails; and a bottom plate. The main body includes a base, a spring cylinder, a hydraulic adjustment cylinder, a connection portion, and a cast-rolling unit body. The connection portion includes an arc-shaped rail. The spring cylinder includes an actuation element. The actuation element includes a piston rod and a pressure strip. The piston rod includes an external thread at one end; and the pressure strip includes an internal thread corresponding to the external thread. The fluid supplier includes a head box, a corrugated pipe, a compression spring assembly including a gland cover, a connection pipe including a convex pipe joint and a concave pipe joint, a flat plate including a groove, a smelting furnace, and a horizontal operation platform.Type: GrantFiled: February 26, 2018Date of Patent: October 22, 2019Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Lifeng Ma, Jingfeng Zou, Xiao Hu, Rongjun Wang, Guangming Liu, Zhiquan Huang, Yanchun Zhu, Qingxue Huang
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Patent number: 10363592Abstract: A method for preparing a metal composite plate by rolling includes the following steps: 1) rolling composite surfaces of a base plate and a cladding plate, respectively, to obtain the base plate corrugation and the cladding plate corrugation for mating with each other; 2) cleaning the composite surfaces of the base plate and the cladding plate to expose the metal matrixes of the base plate and the cladding plate; 3) laminating the base plate and the cladding plate sequentially so that the base plate corrugation on the base plate and cladding plate corrugation on the cladding plate mate with each other, compacting, and performing welding sealing treatment to the base plate and the cladding plate to obtain a composite plate slab; and 4) rolling the composite plate slab after inspection by using a compositing machine to a desirable thickness, to obtain a metal composite plate.Type: GrantFiled: May 27, 2016Date of Patent: July 30, 2019Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Qingxue Huang, Lin Zhu, Yugui Li, Cunlong Zhou, Lifeng Ma, Jiang Zhang, Xiaogang Wang
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Publication number: 20190184405Abstract: A production line for recycling and processing waste materials of steel rolling, the production line including: an electromagnetic hoisting equipment; a conveying platform; a clamping-and-feeding device; a segmentation shear; a swing conveyor device; a pushing device; a rolling-type shearing machine; a chain-type conveyor track; a material guiding device; two shredding-type shearing machines; and a scrap collection device. The electromagnetic hoisting equipment is connected to the conveying platform, and is configured to hoist waste materials of steel rolling to the conveying platform; the conveying platform is connected to the clamping-and-feeding device, and is configured to convey the waste materials to the clamping-and-feeding device; the segmentation shear cooperates with the clamping-and-feeding device and is configured to segment the waste materials of steel rolling into steel plates; the pushing device is configured to push the steel plates to the rolling-type shearing machine.Type: ApplicationFiled: September 21, 2018Publication date: June 20, 2019Inventors: Lifeng MA, Xiao HU, Jinli MENG, Rongjun WANG, Lianyun JIANG, Heyong HAN, Jingfeng ZOU, Qingxue HUANG
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Patent number: 10293416Abstract: A hydraulic rolling-cut shears, including: a horizontally disposed hydraulic cylinder; a shear mechanism including an upper tool post and a lower tool post; a linkage mechanism including a first upper connecting rod, a first lower connecting rod, a second upper connecting rod, a second lower connecting rod, and a synchronous connecting rod; and supports including a hydraulic cylinder support and a guiding rod support. The hydraulic cylinder is hinged to and disposed on the hydraulic cylinder support through a first pin. One end of the first upper connecting rod, one end of the first lower connecting rod, and one end of the synchronous connecting rod are hinged to one end of a piston rod of the hydraulic cylinder via a second pin. The first upper connecting rod, the synchronous connecting rod, and the first lower connecting rod are disposed at one side of the hydraulic cylinder support.Type: GrantFiled: January 4, 2017Date of Patent: May 21, 2019Assignee: TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Qingxue Huang, Zhibing Chu, Lifeng Ma