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公开(公告)号：KR1020140080367A
公开(公告)日：2014-06-30
申请号：KR1020120150069
申请日：2012-12-20
申请人： 주식회사 포스코
摘要： Disclosed is a system for preventing a wire of an annealing looper car from being inclined, capable of presenting the looper car from being inclined while preventing a support roll from being contaminated due to grease dropped from the wire. The system for preventing the wire of the annealing looper car from being inclined according to the present invention includes a driving drum; a pair of rails spaced apart from each other by a predetermined distance and linked with each other widthwise through a support roll; a looper body for moving on the rail pair; and a wire for transferring equal force to left and right sides of the looper body when the driving drum is rotated so that the looper body can be prevented from being inclined to one side.
摘要翻译： 公开了一种防止退火弯针车的线材倾斜的系统，能够使弯针车辆倾斜，同时防止由于从线材上掉落的油脂而使支撑辊受到污染。 根据本发明的用于防止退火弯针车的线材倾斜的系统包括驱动鼓; 一对轨道彼此隔开预定距离并且通过支撑辊横向彼此连接; 用于在轨道对上移动的弯针体; 以及用于当驱动滚筒旋转时将相等的力传递到弯针体的左侧和右侧的线，使得可以防止弯针体倾斜到一侧。
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公开(公告)号：KR1020120133435A
公开(公告)日：2012-12-11
申请号：KR1020110052063
申请日：2011-05-31
申请人： 주식회사 포스코
发明人： 이원호
IPC分类号： C21D9/56
摘要： PURPOSE: A device and a method for estimating materials of a steel sheet are provided to reduce the waste of steel sheets by easily predicting materials of the steel sheet using process conditions and changing operating conditions based on the predicted materials of the steel sheet. CONSTITUTION: A device for estimating materials of a steel sheet comprises an annealing furnace(50), a temper rolling unit(70), a shape correcting unit(80), and a material estimating unit(110). The material estimating unit predicts the size of crystal grains of a steel sheet(ST) annealed in the annealing furnace using the temperature of a soaking zone and the retention time of the soaking zone in the annealing furnace and predicts materials of the steel sheet using the crystal grain size, first and second elongation ratios, and the content of at least one of components of the steel sheet.
摘要翻译： 目的：提供一种用于估计钢板材料的装置和方法，用于通过使用工艺条件容易地预测钢板材料并根据钢板预测的材料改变工作条件来减少钢板的浪费。 构成：用于估计钢板材料的装置包括退火炉（50），回火轧制单元（70），形状校正单元（80）和材料估计单元（110）。 材料估计单元使用均热区域的温度和均热区域在退火炉中的保留时间来预测在退火炉中退火的钢板（ST）的晶粒尺寸，并且使用 晶粒尺寸，第一和第二伸长率以及钢板的至少一种组分的含量。
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公开(公告)号：KR1020090001047A
公开(公告)日：2009-01-08
申请号：KR1020070065117
申请日：2007-06-29
申请人： 주식회사 포스코
IPC分类号： C21D1/00
摘要： A method for preventing the formation of micro-dents on strip within a continuous annealing furnace is provided to produce a strip satisfying excellent surface quality by preventing the formation of micro-dents on the strip due to a segregate during continuous annealing of the strip within the continuous annealing furnace. In continuous annealing of a strip containing C, Mn, Si, P and S in a continuous annealing furnace, a method for preventing the formation of micro-dents on the strip within the continuous annealing furnace is characterized in that Si, Mn, and P in the strip satisfy a value of Si(wt.%)/Mn(wt.%)>=15xP(wt.%)-0.45, an annealing temperature is not more than 800 deg.C, and tension of the strip is controlled to not more than 1.1 kg/mm^2 within the furnace. The strip is a hot-rolled strip, a cold-rolled strip, or a plated strip.
摘要翻译： 提供了一种用于防止在连续退火炉内在带材上形成微凹陷的方法，以通过防止由于在带内的条带的连续退火期间由于偏析而在条带上形成微凹痕而产生满足优异表面质量的条带 连续退火炉。 在连续退火炉中连续退火含有C，Mn，Si，P和S的条带中，连续退火炉内的条带上形成微凹痕的方法的特征在于Si，Mn和P 在条带中满足Si（wt。％）/ Mn（wt。％）> = 15×P（wt。％）-0.45的值，退火温度不大于800℃，条带的张力被控制 在炉内不超过1.1kg / mm ^ 2。 带材是热轧带材，冷轧带材或电镀带材。
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公开(公告)号：KR100704692B1
公开(公告)日：2007-04-10
申请号：KR1020047016789
申请日：2003-09-09
申请人： 제이에프이 스틸 가부시키가이샤
CPC分类号： C23C2/40 , C21D8/0278 , C21D9/564 , C23C2/02 , Y10T29/49885 , Y10T29/49982 , Y10T29/49986 , Y10T29/49991
摘要： 본 발명은, 금속대를 소둔하는 공정과, 금속대에 소성변형을 부여하는 공정과, 금속대를 도금해야할 용융금속욕 내에 인입하는 공정과, 금속대에 용융금속을 부착시키면서 금속대를 상방으로 방향전환후 용융금속욕 내에서 롤에 접촉시키지 않고 용융금속욕 밖으로 인상하는 공정과, 금속대에 부착한 용융금속의 부착량을 와이퍼에 의해서 조정하는 공정을 가지는 용융도금 금속대의 제조방법을 제공한다.
본 발명에 의하여, 버클링(buckling)이 발생하지 않고, 폭방향의 도금부착량의 균일성이 우수하고, 드로스결함이 작은 용융도금 금속대를 제조할 수 있다.-
公开(公告)号：KR101519434B1
公开(公告)日：2015-05-12
申请号：KR1020130161592
申请日：2013-12-23
申请人： 주식회사 포스코
发明人： 정현식
CPC分类号： C21D9/564
摘要： 산세압연및 연속소둔을통해냉연강판을제조하는공정에서냉연강판의주문폭을맞추기위해연속소둔시의장력설정을조절하는방법은, 산세압연공정을통과한냉연강판의폭실적을측정하는단계, 상기폭실적과산세압연공정에서설정된목표폭간의차이를계산하는단계, 및상기단계에서계산된차이값에따라미리정해진연속소둔공정의장력설정을조절하는단계를포함한다.
摘要翻译： 在冷轧钢板的制造过程中，通过酸洗和连续退火，在连续退火中设定张力以匹配冷轧钢板的有序宽度的方法包括：测量冷的宽度结果的步骤 滚镀钢板通过酸洗工艺; 计算宽度结果与酸洗处理中设定的目标宽度之间的差的步骤; 以及根据由上述步骤计算出的差值确定连续退火处理的张力的步骤。
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公开(公告)号：KR1020140050552A
公开(公告)日：2014-04-29
申请号：KR1020130123296
申请日：2013-10-16
发明人： 노에안드레아스
摘要： The present invention relates to an apparatus for continuously treating metal strips (1), especially metal strips of aluminum, aluminum alloys, non-ferrous metal, or non-ferrous metal alloy. The apparatus for continuously treating metal strips includes at least one heat treatment unit (2) allowing the metal strips (1) to pass therethrough without contact; and a strip centering unit (7) for adjusting the positions of the metal strips (1) in a transverse direction with respect to a strip movement direction within a strip movement plane. The heating treatment unit (2) has at least one heating region (3) at the end portion of an upstream entrance thereof and one cooling region (4) at the end portion of a downstream exit thereof. According to the present invention, the strip centering unit (7) is disposed in the cooling region (4).
摘要翻译： 本发明涉及连续处理金属条（1），特别是铝，铝合金，有色金属或有色金属合金的金属条的装置。 用于连续处理金属带的设备包括至少一个允许金属带（1）穿过其而不接触的热处理单元（2）; 以及用于在带移动平面内相对于带移动方向在横向方向上调整金属条（1）的位置的条带定心单元（7）。 加热处理单元（2）在其上游入口的端部具有至少一个加热区域（3）和在其下游出口的端部处具有一个冷却区域（4）。 根据本发明，带状定心单元（7）设置在冷却区域（4）中。
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公开(公告)号：KR1020090112943A
公开(公告)日：2009-10-29
申请号：KR1020080038744
申请日：2008-04-25
申请人： 주식회사 포스코아이씨티 , 주식회사 포스코
摘要： PURPOSE: A tension control method and system of a continuous annealing furnace are provided to prevent defects of a steel sheet by varying the control pattern of a tension controller according to the class of steel sheets. CONSTITUTION: A tension control system of a continuous annealing furnace comprises drive rolls(115,125), speed controllers(113,123), and tension controllers(110,120). The drive rolls transfer a steel sheet. The speed controllers control the speed of the drive rolls. The tension controllers control the tension of the drive rolls by applying different control gains according to the characteristic of the steel plate, through control algorithm including proportional constant gain, integral constant gain and differential constant gain.
摘要翻译： 目的：提供连续退火炉的张力控制方法和系统，通过根据钢板类别改变张力控制器的控制模式来防止钢板的缺陷。 构成：连续退火炉的张力控制系统包括驱动辊（115,125），速度控制器（113,123）和张力控制器（110,120）。 驱动辊传送钢板。 速度控制器控制驱动辊的速度。 张力控制器通过包括比例常数增益，积分常数增益和微分恒定增益的控制算法，通过根据钢板的特性应用不同的控制增益来控制驱动辊的张力。
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公开(公告)号：KR100206504B1
公开(公告)日：1999-07-01
申请号：KR1019960707189
申请日：1996-04-12
申请人： 신닛테츠스미킨 카부시키카이샤
CPC分类号： B21B3/02 , B21B1/463 , B21B9/00 , B21B37/28 , B21B39/006 , B21B39/08 , B21B45/004 , B21B2001/225 , B22D11/0622 , B22D11/1206 , C21D1/52 , C21D8/0205 , C21D8/0215 , C21D9/56 , C21D9/561 , C21D9/564
摘要： 다음의 장치가 연속하여 이루어지는 스테인레스강 스트리 제조장치 : 트윈-드럼 연속 주조기; 그 내부에 구속롤 내지 핀치롤을 가지는 대기 제어 커버; 열간 압연기; 노의 길이 방향에 대하여 노의 폭 방향으로 서로가 병렬적으로 배치되는 헤더 파이프와 연결되는 직화 버너로 이루어지는 열처리로; 냉각기; 및 코일러.
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公开(公告)号：KR101533389B1
公开(公告)日：2015-07-02
申请号：KR1020140002399
申请日：2014-01-08
CPC分类号： C21D9/564
摘要： 본발명은연속소둔로의장력제어시스템에관한것이다. 그러한장력시스템은금속띠를이송시키는이송롤의구동모터와; 구동모터로부터전송된부하전류값을연산하여평균부하전류를산출하는연산부와; 연산부로부터산출된평균부하전류를연산하여구동모터의최종속도값을산출하는평균전류제어기(Automatic AV_referage Current Regulator:ACaR)와; 상기평균전류제어기(5)의속도보정값에의하여연산된최종속도값에대하여구동모터의속도를제어하는속도제어기(Automatic Speed Regulator:ASR)와; 그리고속도제어기의출력값에따라구동모터의속도를제어하는전류제어기(Automatic Currency Regulator:ACR)를포함한다.
摘要翻译： 本发明涉及一种控制连续退火炉张力的系统。 张力系统包括：运送金属带的输送辊的驱动电机; 计算部，其通过计算从所述驱动电动机传递的负载电流值来计算平均负载电流; 自动平均电流调节器（ACaR），其通过计算从所述计算部分计算的平均负载电流值来计算最终速度值; 自动调速器（ASR），其将所述驱动电动机的速度控制为由所述自动平均电流调节器（5）的速度校准值计算的最终速度值; 以及根据自动调速器的输出值来控制驱动电动机的速度的自动货币调节器（ACR）。
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公开(公告)号：KR1020090131109A
公开(公告)日：2009-12-28
申请号：KR1020080056905
申请日：2008-06-17
申请人： 주식회사 포스코
IPC分类号： C21D1/00
摘要： PURPOSE: A strip loop control apparatus of an annealing furnace is provided to form a strip loop even in case of abnormal operation of the annealing furnace, thereby preventing damage to the welded part and suppressing heat buckle. CONSTITUTION: A strip loop control apparatus(140) of an annealing furnace comprises pinch rolls(111,112,113), a pinch roll driving unit(142), a pinch roll moving tool, a strip tension measuring unit, and a controller. The controller makes the pinch roll contact the outermost roll of a bridle roll assembly(110) to form a strip loop(SL) on an inlet of the annealing surface when the tension of a strip is greater than the setting tension.
摘要翻译： 目的：提供一种退火炉的带状回路控制装置，即使在退火炉的异常操作的情况下也形成带状回路，从而防止对焊接部的损坏并抑制热扣。 构成：退火炉的带状回路控制装置（140）包括夹送辊（111,112,113），夹送辊驱动单元（142），夹送辊移动工具，带状张力测量单元和控制器。 当带的张力大于设定张力时，控制器使得夹送辊接触绷带辊组件（110）的最外侧辊，以在退火表面的入口上形成带环（SL）。
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