WO2008116367A1 - Procédé et système pour souder une bande guide avec une bobine d'acier inoxydable - Google Patents

Procédé et système pour souder une bande guide avec une bobine d'acier inoxydable Download PDF

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Publication number
WO2008116367A1
WO2008116367A1 PCT/CN2007/071019 CN2007071019W WO2008116367A1 WO 2008116367 A1 WO2008116367 A1 WO 2008116367A1 CN 2007071019 W CN2007071019 W CN 2007071019W WO 2008116367 A1 WO2008116367 A1 WO 2008116367A1
Authority
WO
WIPO (PCT)
Prior art keywords
welding
lead
stainless steel
strip
steel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2007/071019
Other languages
English (en)
Chinese (zh)
Inventor
Zhifang Zhang
Yide Wang
Li Xie
Dechuan Xing
Qingjie Wang
Lingbao Bai
Jianxin Ren
Tianyong Cao
Yong Wei
Fang Shan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanxi Taigang Stainless Steel Co Ltd
Original Assignee
Shanxi Taigang Stainless Steel Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanxi Taigang Stainless Steel Co Ltd filed Critical Shanxi Taigang Stainless Steel Co Ltd
Priority to EP07817210.3A priority Critical patent/EP2130620A4/fr
Publication of WO2008116367A1 publication Critical patent/WO2008116367A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/24—Transferring coils to or from winding apparatus or to or from operative position therein; Preventing uncoiling during transfer
    • B21C47/247—Joining wire or band ends
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B21B1/30—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process
    • B21B1/32—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work
    • B21B1/36—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work by cold-rolling
    • 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
    • B21B15/0085—Joining ends of material to continuous strip, bar or sheet

Definitions

  • the invention relates to a Chinese patent application filed on March 28, 2007 by the Chinese Patent Office, Application No. 200710061655.X, entitled “Method of Welding a Lead Band of Stainless Steel Coil” Priority is hereby incorporated by reference in its entirety.
  • the present invention relates to a stainless steel coil lead-welding technique, and more particularly to a method and system for welding a stainless steel coil lead.
  • the single-stand reversing cold rolling mill is generally used for rolling. Due to the large center distance between the coiler and the roll on both sides, the stainless steel raw material strip of 14m-16m can not be caused on both sides. Rolling, which seriously affects the rate of finished products. In order to make full use of this part of raw materials and increase the yield, it is common to weld the lead strips smaller than the thickness of the base metal at both ends of the stainless steel strip to improve the rollable length and increase the rate of stainless steel.
  • the welding lead tape is welded on the unannealed and pickled stainless steel coil.
  • the steps of the method are as follows: unwinding, cutting, welding lead tape, full roll unwinding to coiler, tail cutting head and welding lead tape, realizing two End welding lead belt, this method must unwind the whole roll to the coiler, and then carry out the welding of the tail lead belt.
  • the disadvantage is that it requires a complete preparation unit, and the investment is large. When the belt is introduced, the whole roll is required to be unrolled, occupying the equipment time.
  • Another method is to add a head strap on the simple preparation unit (only the coiler, the welding machine does not have a machine), the steps of the method are: unwinding, cutting, welding lead, steel coil rewinding
  • This method although the equipment investment is small, does not require the whole roll unwinding, it can also weld the lead tape in the white roll (annealed and pickled steel coil), but only the lead tape can be added at one end of the steel coil, and the other end cannot be added.
  • the lead belt cannot fully meet the needs of stainless steel production, and the raw materials are consumed during the rolling process.
  • the present invention provides a method and system for welding a stainless steel coil lead belt to reduce equipment investment and improve equipment utilization.
  • the method for welding a lead tape of a stainless steel coil comprises the following steps:
  • the uncoiler unwinds to open the outer coil of the steel coil
  • the uncoiler rewinds and winds the outer gusset and the reel.
  • the above method for welding the lead tape of the stainless steel coil, the material of the lead belt can be the same stainless steel plate as the steel coil material, or the stainless steel plate different from the steel coil material, and the carbon steel plate lead band or the galvanized steel plate lead band and alloy can also be used. Steel plate lead.
  • a system for welding a stainless steel coiled lead tape includes a preparation unit composed of an uncoiler and a first welding machine, wherein the uncoiler unwinds and opens the outer coil of the steel coil, and the first welding machine welds the outer rafter And after the welding is completed, the uncoiler rewinds, and the outer sash belt is rolled up together with the steel reel; further includes:
  • a second welding machine disposed at the tail of the raw material annealing pickling line for welding the steel strip head lead; a coiler for inserting the head lead, and «welding the head lead Strip steel into steel coils;
  • a conveying device for conveying the steel coil to the uncoiler.
  • the system may further include: an edge trimmer for performing a seaming process on the weld between the strip and the head lead after the second welder is welded.
  • the invention adds a welding machine at the tail end of the raw material annealing pickling line, performs welding of the strip head lead strip, and adds a simple preparation unit to the raw material annealing pickling line to carry out welding of the strip tail band.
  • the function of welding the lead tape at both ends of the white coil is realized.
  • the method of welding the lead strip of the stainless steel coil has the following beneficial effects as compared with the method of welding the lead strip of the existing stainless steel coil: 1)
  • the simple preparation unit is matched with the raw material annealing and pickling line equipment to realize the welding of the two ends of the welded white coil, which solves the problem of large investment in the welding lead at both ends of the black coil, low efficiency, and more than one full roll unwinding.
  • the surface damage of the strip steel at the same time, can fully exert the production capacity of the raw material annealing and pickling line, and also fundamentally eliminate the difficulty in controlling the tension of the raw material annealing pickling line caused by the black coil welding lead band, in the raw material annealing pickling line furnace a serious problem that is easy to break inside;
  • the method of welding the lead strip of the stainless steel coil improves the productivity of the raw material annealing and pickling line, eliminates the influence of the lead strip on the control of the raw material annealing and pickling line, and the risk of the broken strip in the furnace, thereby greatly reducing the subsequent
  • the processing and the lead tape are lost through the stainless steel material of the raw material annealing and pickling line.
  • Carbon steel belt, galvanized steel sheet and alloy steel plate can be used to break through. The restriction of stainless steel straps must be used.
  • Fig. 1 is a schematic view showing a method of cutting a steel strip by a method of welding a stainless steel coil in an embodiment of the present invention.
  • Fig. 2 is a schematic view showing a method of welding a steel lead tape according to a method of welding a stainless steel coil in an embodiment of the present invention.
  • Fig. 3 is a schematic view showing a method of welding a steel strip with a stainless steel lead tape by a method of welding a stainless steel coil in the embodiment of the present invention.
  • Fig. 4 is a view showing the method of cutting a stainless steel strip tail end by a method of welding a lead tape of a stainless steel coil in an embodiment of the present invention.
  • Fig. 5 is a schematic view showing a method of conveying a steel coil by a method of welding a stainless steel coil in an embodiment of the present invention.
  • Fig. 6 is a schematic view showing the method of unwinding the stainless steel coil by the uncoiler in the embodiment of the present invention.
  • Fig. 7 is a schematic view showing a method of welding a steel strip tail tape by a method of welding a stainless steel coil in an embodiment of the present invention.
  • Figure 8 is a schematic view showing a method of winding a steel coil by an unwinder in a method of welding a stainless steel coil in an embodiment of the present invention.
  • Fig. 9 is a plan view showing the main equipment and related equipment layout of the stainless steel coil welding lead belt in the embodiment of the present invention, in a plan view direction.
  • Fig. 10 is a view showing the main equipment and related equipment layout of the method for welding the lead band of the stainless steel coil in the embodiment of the present invention, the direction of the facade, and the underground portion are cut away.
  • the embodiment of the invention provides a system for welding a stainless steel coil lead belt, comprising a preparation unit composed of an uncoiler and a first welding machine, wherein the uncoiler unwinds and opens the outer coil of the steel coil, and the first welding machine welds the outer splicing And, after the welding is completed, being rewinded by the uncoiler, and the outer sling belt is rolled up with the steel reel; further comprising:
  • a second welding machine disposed at the tail of the raw material annealing pickling line for welding the strip head of the steel strip; «Converter, for connecting the head lead, and «welding the steel strip into the head lead;
  • a conveying device for conveying the steel coil to the uncoiler.
  • the system may further include: an edge trimmer for performing a seaming process on the weld between the strip and the head lead after the second welder is welded.
  • the method of welding the lead tape of the stainless steel coil of the present invention will be described in detail below based on an embodiment of the system.
  • the system of the embodiment of the invention has the following features:
  • This embodiment is a method for welding a stainless steel strip of a heat-treated 0Crl8Ni9 coil having a width of 1500 mm, a length of 260 m and a thickness of 8 mm. The steps are as follows:
  • the stainless steel belt 2 passes through the looper 1 and then runs to the raw material annealing pickling line exit load platform 4, and the parallel strip cutter 3 is used to cut the unrolled stainless steel strip 2 steel head 5 Cut off 200mm, so that the sheared steel head is equal to the steel strip base material to facilitate welding;
  • a 0Crl8Ni9 stainless steel lead band 9 having a length of 10 m, a width of 1500 mm and a thickness of 6 mm is placed on the lead frame 8;
  • the front end of the lead belt 9, that is, the left end of the drawing, is paired with the steel head cut of the stainless steel strip 2, and the stainless steel lead belt 9 and the stainless steel strip 2 are welded by the welding machine 6 with the edge trimmer 7. Steel lead cuts are welded together;
  • the stainless steel coil 16 welded with the lead belt is transported to the uncoiler 11 of the simple preparation unit by the liftable steel reel 18;
  • the stainless steel coil 16 is mounted on the rotary uncoiler 11, the outer rim of the stainless steel coil 16, that is, the tail of the stainless steel belt, the outer raft is unfolded 15m, and the stainless steel straightened by the straight straightening machine 12 is straightened. Bring it flat;
  • the uncoiler 11 is started, the uncoiler 11 is reversed, and the steel head of the stainless steel coil 16 is welded and welded to the stainless steel lead belt 19;
  • the stainless steel coil 16 is removed from the uncoiler 11.
  • the process section of the raw material annealing and pickling line is not allowed to stop, so in order to solve the raw material annealing acid
  • the tailing of the raw material annealing and pickling line is increased, so that the strip storage capacity of 160m-210m (generally 200m long) of 5-6 minutes is further increased.
  • a two-layer looper can be provided, and a tension control system consisting of a looper trolley and a hoisting system and a corresponding tension roller can be added, and two looper trolleys are simultaneously controlled.
  • the raw material annealing and pickling line tail welding machine is equipped with an excavating machine.
  • the welding machine of the simple preparation unit is equipped with an excavator.
  • the uncoiler of the simple preparation unit needs to complete two functions of unwinding and winding.
  • the rhythm needs to match the rhythm of the raw material annealing and pickling line unloading, so it can follow the raw material annealing and pickling line ability and the unwinding rhythm of the welding lead.
  • the steel coil storage saddle is added as a buffer position between the raw material annealing pickling line and the simple preparation unit.
  • the material of the lead tape 9 and the lead tape 19 is lCrl7, and the material and welding steps of the stainless steel coil are the same as those of the first embodiment.
  • the difference between this embodiment and the first embodiment is that the material of the lead tape 9 and the lead tape 19 is 2Crl3, and the material and welding steps of the stainless steel coil are the same as those of the first embodiment.
  • the difference between this embodiment and the first embodiment is that the material of the lead tape 9 and the lead tape 19 is Q255, and the material and welding steps of the stainless steel coil are the same as those of the first embodiment.
  • the difference between this embodiment and the first embodiment is that the material of the lead tape 9 and the lead tape 19 is A3, and the material and welding steps of the stainless steel coil are the same as those of the first embodiment.
  • the material of the lead tape 9 and the lead tape 19 is 45 steel, and the material and welding steps of the stainless steel coil are the same as those of the first embodiment.
  • the material of the lead belt 9 and the lead belt 19 is a galvanized carbon steel sheet, and the material and welding steps of the stainless steel coil are the same as those in the first embodiment.
  • Example nine The difference between this embodiment and the first embodiment is that the material of the lead belt 9 and the lead belt 19 is 15Cr alloy steel plate, and the material and welding steps of the stainless steel coil are the same as those in the first embodiment.
  • the simple preparation unit of the invention mainly consists of an uncoiler, a straightening machine, an edge-cutting machine and a welding machine.
  • the uncoiler can rewind and take up the steel strip, so that the coil is not required to be wound. Unwinding and reducing the settings of the coiler.
  • the original simple preparation unit that can realize the welding lead at both ends of the stainless steel coil is mainly composed of an unwinding machine, a straightening machine, an edge-cutting machine, a welding machine and a coiler.
  • the present invention adds a welding machine at the tail of the raw material annealing and pickling line, performs welding of the strip head lead strip, and adds a simple preparation unit to the raw material annealing pickling line.
  • the welding of the steel tail lead belt realizes the function of welding the lead tape at both ends of the white coil (the stainless steel coil after annealing and pickling).
  • the problem of affecting the productivity of the raw material annealing and pickling line caused by the currently widely used welding lead belt is solved; the material annealing and pickling line force control, especially the furnace tension control is difficult, and the furnace inner broken belt is easily caused.
  • the problem of surface damage caused by one more winding of the welding lead is a welding machine at the tail of the raw material annealing and pickling line, performs welding of the strip head lead strip, and adds a simple preparation unit to the raw material annealing pickling line.
  • the welding of the steel tail lead belt realizes the function of welding the lead tape at both ends of the white coil (
  • Main components Hydraulic transmission parts, shearing blades, electrical sensing control components; Function: The steel strip is cut laterally, and a shearing machine with corresponding functions can also be used.
  • Main components electric motor, reel, hydraulic transmission parts, electrical sensing control components; Function: Coil, or a reel with corresponding functions.
  • Main components electric motor, reel, hydraulic transmission parts, electrical sensing control components; Function: Unwinding and rewinding the coil back to the strip section.
  • Model KONTINUMAT 2000/250/3-B MIG/MAG KONTI-D Main components: welding torch, electrical sensing control components;
  • Embodiments of the invention may also employ a welding machine having a corresponding function or a single body welding machine separate from the edge trimmer.
  • Main components hydraulic transmission parts, shearing blades, electrical sensing control components; Function: Digging the unwelded part of the weld;
  • Embodiments of the present invention may also employ an edge plucking machine having a corresponding function or a single edge plucking machine separate from the welding machine.
  • Main components Straightening roller, electrical sensing control components, hydraulic transmission parts; Function: Straighten the steel strip to make it flat.
  • the invention realizes the two sides of the white roll by the universal equipment of the shearing machine, the ratcheting machine, the uncoiling machine, the straightening machine, the edge trimming machine and the welding machine, and the effective connection and rhythm matching of the raw material annealing and pickling line, and the corresponding excavation function are realized.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Winding, Rewinding, Material Storage Devices (AREA)

Abstract

L'invention propose un procédé et un système pour souder une bande guide avec une bobine en acier inoxydable, le procédé comportant les étapes consistant: à souder une bande guide avant à une extrémité d'une ligne de recuit et de décapage pour une bobine brute; à introduire la bande guide avant dans l'enrouleur; à enrouler la bande d'acier ayant la bande guide soudée à celle-ci pour obtenir une bobine d'acier inoxydable; à transporter la bobine d'acier jusqu'à un dérouleur; à dérouler le disque externe de la bobine d'acier à l'aide du dérouleur; à souder une bande guide pour le disque externe; à enrouler de nouveau la bande d'acier conjointement avec la bande guide pour le disque externe à l'aide du dérouleur. Le procédé et le système pour soude une bande de guidage pour une bobine de bande d'acier inoxydable sont non seulement applicables à un guide inoxydable, mais encore à d'autres types de guides en acier. Le coût du dispositif est faible et le rendement d'utilisation des dispositifs associés est élevé. De plus, il suffit de dérouler partiellement la bande pour souder les deux extrémités de la bande inoxydable.
PCT/CN2007/071019 2007-03-28 2007-11-05 Procédé et système pour souder une bande guide avec une bobine d'acier inoxydable Ceased WO2008116367A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07817210.3A EP2130620A4 (fr) 2007-03-28 2007-11-05 Procédé et système pour souder une bande guide avec une bobine d'acier inoxydable

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNB200710061655XA CN100493824C (zh) 2007-03-28 2007-03-28 一种不锈钢卷焊接引带的方法
CN200710061655.X 2007-03-28

Publications (1)

Publication Number Publication Date
WO2008116367A1 true WO2008116367A1 (fr) 2008-10-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/071019 Ceased WO2008116367A1 (fr) 2007-03-28 2007-11-05 Procédé et système pour souder une bande guide avec une bobine d'acier inoxydable

Country Status (3)

Country Link
EP (1) EP2130620A4 (fr)
CN (1) CN100493824C (fr)
WO (1) WO2008116367A1 (fr)

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CN102335822A (zh) * 2011-10-17 2012-02-01 无锡市南方电器制造有限公司 重型焊接h型钢生产线
LT6345B (lt) 2015-08-14 2017-01-10 Zhuji City Xinasi Socks Co., Ltd Išorinio plieninės konstrukcijos elemento valymo priežiūros prietaisas su kreiptuvo strypu ir reguliuojamu greičiu
CN110202378A (zh) * 2019-07-16 2019-09-06 珠海市精实测控技术有限公司 一种钢带自动输送缠绕焊接机构
CN113025934A (zh) * 2021-02-20 2021-06-25 河钢股份有限公司承德分公司 带钢镀锌装置及方法

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CN102527717A (zh) * 2012-01-06 2012-07-04 无锡华精新型材料有限公司 一种提高取向硅钢带冷轧成材率的冷轧方法
CN103252346B (zh) * 2012-02-17 2015-07-22 宝山钢铁股份有限公司 一种提高动态变规格轧制稳定性的通板方法
CN102601616B (zh) * 2012-03-22 2014-04-09 江苏中港冶金设备科技有限公司 一种剪切对齐机构
CN105463351A (zh) * 2015-12-31 2016-04-06 中铝西南铝冷连轧板带有限公司 减少铝材退火缺陷的方法
CN106391724B (zh) * 2016-11-08 2019-02-05 广西梧州市金海不锈钢有限公司 一种自动可逆冷轧轧制力控制装置及控制方法
CN111085758A (zh) * 2018-10-24 2020-05-01 中建材创新科技研究院有限公司 一种自动焊接装置
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WO2020109851A1 (fr) * 2018-11-30 2020-06-04 Arcelormittal Procédé de fabrication d'acier martensitique et acier martensitique ainsi obtenu
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CN111185770B (zh) * 2020-01-11 2021-06-25 玉环市几偶孵化器有限公司 一种钢带及其加工装置与加工方法
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CN112267008B (zh) * 2020-09-30 2022-02-11 山西太钢不锈钢股份有限公司 宽钢带铁铬铝合金热卷连续退火酸洗的制造方法
CN112589467B (zh) * 2020-12-27 2021-11-19 山东盛阳金属科技股份有限公司 一种酸洗钛板焊接装置及其焊接工艺
CN114871395B (zh) * 2022-04-20 2024-04-02 河北敬业高品钢科技有限公司 薄带连铸中设备参数的控制方法及装置
CN119114669A (zh) * 2024-08-26 2024-12-13 洛阳爱科麦钨钼科技股份有限公司 一种宽幅钼带材制备方法

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CN102335822A (zh) * 2011-10-17 2012-02-01 无锡市南方电器制造有限公司 重型焊接h型钢生产线
LT6345B (lt) 2015-08-14 2017-01-10 Zhuji City Xinasi Socks Co., Ltd Išorinio plieninės konstrukcijos elemento valymo priežiūros prietaisas su kreiptuvo strypu ir reguliuojamu greičiu
CN110202378A (zh) * 2019-07-16 2019-09-06 珠海市精实测控技术有限公司 一种钢带自动输送缠绕焊接机构
CN110202378B (zh) * 2019-07-16 2019-12-24 珠海市精实测控技术有限公司 一种钢带自动输送缠绕焊接机构
CN113025934A (zh) * 2021-02-20 2021-06-25 河钢股份有限公司承德分公司 带钢镀锌装置及方法
CN113025934B (zh) * 2021-02-20 2022-06-28 河钢股份有限公司承德分公司 带钢镀锌装置及方法

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CN100493824C (zh) 2009-06-03

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