WO2022262326A1 - Cisaille pendulaire à économie d'énergie pour la coulée continue et le laminage continu de brames minces - Google Patents

Cisaille pendulaire à économie d'énergie pour la coulée continue et le laminage continu de brames minces Download PDF

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Publication number
WO2022262326A1
WO2022262326A1 PCT/CN2022/079650 CN2022079650W WO2022262326A1 WO 2022262326 A1 WO2022262326 A1 WO 2022262326A1 CN 2022079650 W CN2022079650 W CN 2022079650W WO 2022262326 A1 WO2022262326 A1 WO 2022262326A1
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WO
WIPO (PCT)
Prior art keywords
positioning surface
wedge
guide
saving
continuous casting
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PCT/CN2022/079650
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English (en)
Chinese (zh)
Inventor
高爱民
韩会全
李轲
王万慧
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中冶赛迪工程技术股份有限公司
中冶赛迪技术研究中心有限公司
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Publication of WO2022262326A1 publication Critical patent/WO2022262326A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B15/0007—Cutting or shearing the product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B15/0007—Cutting or shearing the product
    • B21B2015/0014—Cutting or shearing the product transversely to the rolling direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Definitions

  • the invention belongs to the technical field of continuous casting and rolling, and relates to an energy-saving pendulum shear for continuous casting and rolling of thin slabs.
  • the pendulum shear is an important core equipment in the thin slab continuous casting and rolling mill, which is used for shearing the dummy bar and the intermediate billet. Since the slab to be sheared has a large thickness and a large width, the required shearing force is also very large.
  • a hot-rolled slab connecting device which includes an upper shearing device and a lower shearing device, a fixed frame, a hydraulic shearing device and the Hot-rolled slab pendulum shear swing control device.
  • the hot-rolled slab pendulum shear swing control device includes the assembly of the transmission eccentric crankshaft and the assembly of the swing frame.
  • the bearing seat I is symmetrically arranged, and the transmission eccentric crankshaft body is installed on the fixed frame through the bearing seat I, the output end of the motor is connected with the input end of the gearbox I through the coupling I, the output end of the gearbox I is connected through the coupling
  • the shaft device II is connected with one end of the transmission eccentric crankshaft body; the swing frame assembly includes two swing frame bodies.
  • CN110497011B discloses a pendulum shear, including a speed reducer, an eccentric shaft, a support, an integral shear blade frame, a main oil cylinder, a pressure plate oil cylinder, a balance cylinder, and a swing cylinder, and the speed reducer is connected by a shaft coupling.
  • Eccentric shaft the bracket is supported on the ground foundation, and a pair of first bearing seats are arranged at the upper end;
  • the overall shearing edge frame includes a swing frame, an upper cutting edge frame and a lower cutting edge frame, and a pair of second bearing seats are arranged at the upper end of the swinging frame;
  • Frame slide plates are set on both sides of the blade frame and slide fit on the upper part of the swing frame, the lower shear blade frame is fixed on the lower part of the swing frame, the upper end of the main oil cylinder is provided with a third bearing seat, and the lower end is connected to the upper shear blade frame;
  • the first bearing seat, the second bearing seat and the third bearing seat respectively cooperate with the eccentric shaft;
  • the pressure plate oil cylinder is installed on the upper shear blade frame, and the piston rod of the pressure plate oil cylinder is connected to the pressure plate downward;
  • the balance cylinder is installed on the swing frame and connected to both sides of the upper shear blade frame;
  • the swing cylinder is installed on the bracket and attached to the back of
  • the thin slab continuous casting and rolling pendulum shear has a different shearing process.
  • the upper shear blade is positioned and the lower shear blade is lifted.
  • the positioning structure of the upper shearing edge adopts a large non-standard hydraulic cylinder and is equipped with a booster system to provide a reverse shearing force of more than 2,000 tons.
  • the hydraulic cylinder directly bears the shearing force during work, and the hydraulic pressure The cylinder wears out quickly; and in order to provide hydraulic oil for the hydraulic cylinder, it needs to be equipped with a large hydraulic station with hundreds of kilowatts. Therefore, in the prior art, both the energy consumption during use and the direct investment cost are very large.
  • the purpose of the present invention is to solve the problems of fast consumption of the hydraulic cylinder and high power consumption in the existing positioning method of the upper shearing device, and provide an energy-saving pendulum shear for continuous casting and rolling of thin slabs.
  • the present invention provides the following technical solutions:
  • An energy-saving pendulum shear for thin slab continuous casting and rolling A guide sleeve and a guide rod are provided between the upper shear device of the pendulum shear and the eccentric crankshaft; one end of the guide sleeve is rotationally connected with the eccentric crankshaft, and the other end is provided with a A guide hole, one end of the guide rod is set in the guide hole, and is slidably connected with the guide sleeve through the guide hole, and the other end is connected with the upper shearing device; the guide sleeve is provided with a first positioning surface, and the guide rod is A second positioning surface is provided, and the working height of the upper shearing device is determined by the distance between the first positioning surface and the second positioning surface; a wedge shape is provided between the first positioning surface and the second positioning surface.
  • the first positioning surface and the second positioning surface are in contact with the wedge-shaped block;
  • the wedge-shaped block is connected with a driving device;
  • the wedge-shaped block is driven by the driving device between the first positioning surface and the described wedge-shaped block sliding between the second positioning surfaces to change the distance between the first positioning surface and the second positioning surface.
  • the wedge-shaped block is used to adjust the extension distance of the guide rod to realize the positioning of the upper shearing device, and the shear force is directly transmitted through the guide rod and the guide sleeve, thereby avoiding the hydraulic cylinder directly bearing the shear force in the traditional method;
  • the wedge block replaces the traditional hydraulic cylinder positioning method, thereby eliminating the hydraulic pressure boosting system, thereby reducing the power system and oil supply system requirements of the hydraulic station, and reducing the equipment investment cost and energy consumption of the pendulum shear.
  • the guide rod is provided with a sliding part away from the end of the upper shearing device; the sliding part is arranged in the guide hole and slides in the guide hole.
  • a sliding bearing is arranged in the guide hole, and the sliding part is slidingly matched with the sliding bearing.
  • the wedge-shaped block is provided with a U-shaped groove, and the guide rod is arranged in the U-shaped groove; the width of the U-shaped groove is smaller than the outer diameter of the sliding part; a U-shaped groove is arranged on the wedge-shaped block for avoiding Open the spatial position of the guide rod; the width of the U-shaped groove is smaller than the outer diameter of the sliding part, so that the sliding part is limited in the guide hole.
  • the guide rod is provided with a push rod near the end of the upper shearing device; the push rod is covered with a hoop, and the hoop is fixedly connected with the upper shearing device.
  • one end of the driving device is fixedly connected to the guide sleeve, and the other end is provided with a pin shaft; an L-shaped connecting rod is arranged between the wedge-shaped block and the driving device, and one end of the L-shaped connecting rod is connected to the wedge-shaped block , the other end is provided with a bar-shaped hole along the axial direction of the guide rod, and the pin shaft is connected with the L-shaped connecting rod through the bar-shaped hole; the driving device drives the wedge-shaped block to slide left and right through the L-shaped connecting rod, and the L-shaped connecting rod The hole slides up and down, so that the wedge-shaped block fits the first positioning surface and the second positioning surface, thereby changing the working height of the upper shearing device.
  • each wedge is connected to a driving device; each wedge is independently driven by a driving device, which is convenient for controlling the stacking height of the wedges.
  • the stacking type of wedge blocks can increase the speed of positioning adjustment while reducing the number of single The length of the wedge block improves efficiency and facilitates space layout.
  • the end of the guide sleeve away from the upper shearing device is provided with a split bearing, and is rotatably connected to the eccentric crankshaft through the split bearing.
  • two positioning surfaces are arranged on the upper shearing device, and wedge blocks are arranged between the positioning surfaces, and the distance of the positioning surfaces is adjusted through the movement of the wedge blocks, thereby realizing the adjustment of the working height of the upper shearing device.
  • the present invention replaces the traditional hydraulic cylinder positioning method with the wedge-shaped block positioning method, and realizes that the shearing force is directly transmitted through the guide rod and the guide sleeve, thereby avoiding the hydraulic cylinder from directly bearing the shearing force; at the same time, the hydraulic pressure boosting system is eliminated , reduce the equipment investment cost and energy consumption of pendulum shearing.
  • Fig. 1 is the front view of energy-saving thin slab continuous casting and rolling swing shear in the present invention
  • Fig. 2 is the left side view of Fig. 1;
  • Fig. 3 is the front view of guide rod installation structure in the present invention.
  • Fig. 4 is the left side view of Fig. 3;
  • Fig. 5 is the structural representation of guide bar in the present invention.
  • Fig. 6 is a schematic view of the structure of the guide sleeve in the present invention.
  • Fig. 7 is a front view of a wedge block in the present invention.
  • Figure 8 is a top view of Figure 7;
  • Figures 1 to 8 are energy-saving thin slab continuous casting and rolling swing shears, including motor 1, gear box 2, eccentric crankshaft 3, negative pressure system 7, upper shearing device 8, swing frame 9, lower
  • the shearing device 10 the motor 1 is connected to the eccentric crankshaft 3 through the gearbox 2, the eccentric crankshaft 3 is connected to the upper shearing device 8, the eccentric crankshaft 3 is installed on the swing frame 9, and the motor 1 drives the eccentric crankshaft 3 to rotate, driving the upper shearing device
  • the device 8 moves and realizes the shearing of the slab together with the lower shearing device 10 .
  • a guide sleeve 4 and a guide rod 5 are installed between the upper shearing device 8 and the eccentric crankshaft 3; one end of the guide sleeve 4 is rotated and installed on the eccentric crankshaft 3 through a split bearing 11, and the other end is provided with a guide hole 42; the guide rod One end of 5 is provided with a sliding part 62, and a sliding bearing 13 is installed in the guide hole 42.
  • the sliding part 62 is installed in the sliding bearing 13 and slides in the guiding hole 42.
  • the other end of the guide rod 5 is equipped with a push rod 14, and the push rod 14
  • the upper sleeve is equipped with a clamp 15, and the clamp 15 is fixedly connected with the upper shearing device 8 by bolts;
  • the guide sleeve 4 is provided with a first positioning surface 41
  • the guide rod 5 is provided with a second positioning surface 61
  • the upper shearing device 8 The working height is determined by the distance between the first positioning surface 41 and the second positioning surface 61 .
  • two opposite and stacked wedge-shaped blocks 6 are installed between the first positioning surface 41 and the second positioning surface 61; both the first positioning surface 41 and the second positioning surface 61 are in surface contact with the wedge-shaped blocks 6;
  • a two-way hydraulic cylinder 12 is connected to the wedge-shaped block 6; the two wedge-shaped blocks 6 are driven by the two-way hydraulic cylinder 12 to slide between the first positioning surface 41 and the second positioning surface 61 to change the position of the first positioning surface 41 and the second positioning surface. The distance between 61.
  • the wedge block 6 is provided with a U-shaped groove, and the guide rod 5 is installed in the U-shaped groove;
  • one end of the two-way hydraulic cylinder 12 is fixedly mounted on the guide sleeve 4, and the other end is fixedly mounted with a pin shaft 18; an L-shaped connecting rod 16 is arranged between the wedge block 6 and the two-way hydraulic cylinder 12, and the L-shaped connecting rod 16 One end is installed on the wedge-shaped block 6, and the other end is provided with a bar-shaped hole 17 along the axial direction of the guide rod 5.
  • the pin shaft 18 is connected with the L-shaped connecting rod 16 through the bar-shaped hole 17.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shearing Machines (AREA)

Abstract

Cisaille pendulaire à économie d'énergie pour la coulée continue et le laminage continu de brames minces. Un manchon de guidage (4) et une tige de guidage (5) sont disposés entre un dispositif de cisaillement supérieur (8) et un vilebrequin excentrique (3) de la cisaille pendulaire ; une extrémité du manchon de guidage (4) est reliée de manière rotative au vilebrequin excentrique (3), et son autre extrémité est pourvue d'un trou de guidage (42) ; une extrémité de la tige de guidage (5) est reliée de manière coulissante au manchon de guidage (4) au moyen du trou de guidage (42), et son autre extrémité est reliée au dispositif de cisaillement supérieur (8) ; le manchon de guidage (4) est pourvu d'une première surface de positionnement (41), et la tige de guidage (5) est pourvue d'une seconde surface de positionnement (61) ; un bloc de calage (6) est disposé entre la première surface de positionnement (41) et la seconde surface de positionnement (61) ; la première surface de positionnement (41) et la seconde surface de positionnement (61) sont toutes deux en contact de surface avec le bloc de calage (6) ; le bloc de calage (6) est relié à un dispositif d'entraînement ; et le bloc de calage est entraîné par le dispositif d'entraînement pour coulisser entre la première surface de positionnement (41) et la seconde surface de positionnement (61), de manière à régler la distance entre la première surface de positionnement (41) et la seconde surface de positionnement (61). La cisaille pendulaire pour la coulée continue et le laminage continu utilise le bloc de calage (6) pour remplacer un moyen de positionnement à vérin hydraulique classique et un système de mise sous pression hydraulique est éliminé, de telle sorte que les exigences d'un système d'alimentation électrique et d'un système d'alimentation en huile d'une station hydraulique sont réduites, ce qui permet de diminuer le coût d'investissement de l'appareil et la consommation d'énergie de la cisaille pendulaire.
PCT/CN2022/079650 2021-06-16 2022-03-08 Cisaille pendulaire à économie d'énergie pour la coulée continue et le laminage continu de brames minces WO2022262326A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110665385.3A CN113385541B (zh) 2021-06-16 2021-06-16 一种节能型薄板坯连铸连轧摆剪
CN202110665385.3 2021-06-16

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113385541B (zh) * 2021-06-16 2024-06-04 中冶赛迪工程技术股份有限公司 一种节能型薄板坯连铸连轧摆剪
CN114378115A (zh) * 2022-02-24 2022-04-22 中冶赛迪工程技术股份有限公司 一种连铸连轧摆剪

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2236595A1 (en) * 1973-07-13 1975-02-07 Nippon Steel Corp Crank-operated flying shear - has lower blade holder sliding on rocking upper blade holder levers
JPS5987912A (ja) * 1982-11-10 1984-05-21 Hitachi Ltd 圧延機用パスライン調整装置
US4751837A (en) * 1985-12-18 1988-06-21 Sms Schloemann-Siemag Aktiengesellschaft Method and apparatus for level control of rolling mill rolls
AT504209A4 (de) * 2006-11-16 2008-04-15 Voest Alpine Ind Anlagen Walzenwechseleinrichtung mit keilverstelleinrichtung
CN202388043U (zh) * 2011-12-30 2012-08-22 一重集团大连设计研究院有限公司 大型铝板热轧机液压剪切机剪刃间隙在线调整装置
CN110314935A (zh) * 2019-08-09 2019-10-11 中冶赛迪技术研究中心有限公司 热轧带钢无头轧制中间坯连接装置同步机构
CN110369775A (zh) * 2019-07-25 2019-10-25 中冶赛迪技术研究中心有限公司 热轧带钢剪切压接装置平衡系统
CN210586371U (zh) * 2019-08-09 2020-05-22 中冶赛迪技术研究中心有限公司 热轧带钢无头轧制中间坯连接装置同步机构
CN210615270U (zh) * 2019-07-25 2020-05-26 中冶赛迪技术研究中心有限公司 热轧带钢剪切压接装置平衡系统
CN113385541A (zh) * 2021-06-16 2021-09-14 中冶赛迪工程技术股份有限公司 一种节能型薄板坯连铸连轧摆剪
CN215696779U (zh) * 2021-06-16 2022-02-01 中冶赛迪工程技术股份有限公司 一种节能型薄板坯连铸连轧摆剪

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2845097B2 (ja) * 1993-03-18 1999-01-13 株式会社日立製作所 熱間鋼板圧延設備及びその圧延方法
DE19542173C2 (de) * 1995-10-31 2000-08-31 Sms Demag Ag Trommelschere zum Schneiden von schnell laufendem Band, insbesondere Warmband
US6230404B1 (en) * 1996-05-09 2001-05-15 Sumitomo Wiring Systems, Ltd. Method and apparatus for producing a wiring harness
EP1452245B1 (fr) * 1997-11-26 2006-03-22 Ishikawajima-Harima Heavy Industries Co., Ltd. Dispositif de fabrication de tôle d'acier laminée à chaud
JP3991133B2 (ja) * 1997-11-26 2007-10-17 株式会社Ｉｈｉ 板厚圧下方法及び設備
DE102007061475B3 (de) * 2007-12-20 2009-09-24 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.), Kobe Verfahren zum Herstellen umgeformter Bauteile aus hochfesten und ultra-hochfesten Stählen
CN201615270U (zh) * 2010-02-08 2010-10-27 天津容大机电科技有限公司 气控油脂定量阀
CN106552831B (zh) * 2016-06-28 2019-07-12 东北大学 一种薄规格热轧带钢的制造方法

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2236595A1 (en) * 1973-07-13 1975-02-07 Nippon Steel Corp Crank-operated flying shear - has lower blade holder sliding on rocking upper blade holder levers
JPS5987912A (ja) * 1982-11-10 1984-05-21 Hitachi Ltd 圧延機用パスライン調整装置
US4751837A (en) * 1985-12-18 1988-06-21 Sms Schloemann-Siemag Aktiengesellschaft Method and apparatus for level control of rolling mill rolls
AT504209A4 (de) * 2006-11-16 2008-04-15 Voest Alpine Ind Anlagen Walzenwechseleinrichtung mit keilverstelleinrichtung
CN202388043U (zh) * 2011-12-30 2012-08-22 一重集团大连设计研究院有限公司 大型铝板热轧机液压剪切机剪刃间隙在线调整装置
CN110369775A (zh) * 2019-07-25 2019-10-25 中冶赛迪技术研究中心有限公司 热轧带钢剪切压接装置平衡系统
CN210615270U (zh) * 2019-07-25 2020-05-26 中冶赛迪技术研究中心有限公司 热轧带钢剪切压接装置平衡系统
CN110314935A (zh) * 2019-08-09 2019-10-11 中冶赛迪技术研究中心有限公司 热轧带钢无头轧制中间坯连接装置同步机构
CN210586371U (zh) * 2019-08-09 2020-05-22 中冶赛迪技术研究中心有限公司 热轧带钢无头轧制中间坯连接装置同步机构
CN113385541A (zh) * 2021-06-16 2021-09-14 中冶赛迪工程技术股份有限公司 一种节能型薄板坯连铸连轧摆剪
CN215696779U (zh) * 2021-06-16 2022-02-01 中冶赛迪工程技术股份有限公司 一种节能型薄板坯连铸连轧摆剪

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