Rolling stand for plane products and method to control the planarity of said products
    1.
    发明授权
    Rolling stand for plane products and method to control the planarity of said products 失效
    平面产品的滚动支架和控制所述产品平面度的方法

    公开(公告)号:US06374656B1

    公开(公告)日:2002-04-23

    申请号:US09620369

    申请日:2000-07-20

    IPC分类号: B21B2900

    摘要: Rolling stand (10) for plane products and method to control the planarity of said plane products, said rolling stand comprising a pair of working rolls (11a, 11b), a corresponding pair of back-up rolls (13a, 13b) and at least an intermediate roll (15a) located between one of said working rolls (11a) and a corresponding back-up roll (13b), axial translation means (16) and bending means (17) being associated with at least one of said working rolls (11a) to translate it axially and respectively bend it, crossing means (19) being associated with said intermediate roll (15a) to arrange it with its longitudinal axis (25a) inclined, that is, rotated, with respect to the longitudinal axes (21a, 21b, 23a, 23b) of said working rolls (11a, 11b) and of said back-up rolls (13a, 13b).

    摘要翻译: 用于平面产品的滚动架(10)和用于控制所述平面产品的平面度的方法,所述滚动架包括一对加工辊(11a,11b),相应的一对支承辊(13a,13b)和至少 位于一个所述工作辊(11a)和对应的备用辊(13b)之间的中间辊(15a),轴向平移装置(16)和弯曲装置(17),其与至少一个所述工作辊 11a)使其轴向平移并分别弯曲,与所述中间辊(15a)相关联的交叉装置(19)将其纵向轴线(25a)布置成相对于纵向轴线(21a)倾斜,即旋转 ,21b,23a,23b)和所述支承辊(13a,13b)。

    Method for the static and dynamic control of the planarity of flat rolled products
    2.
    发明授权
    Method for the static and dynamic control of the planarity of flat rolled products 失效
    静态和动态控制平面轧制产品平面度的方法

    公开(公告)号:US06338262B1

    公开(公告)日:2002-01-15

    申请号:US09620583

    申请日:2000-07-20

    IPC分类号: B21B3728

    摘要: Method to control the planarity of flat products rolled with a rolling stand (10) having a pair of working rolls (11a, 11b), a corresponding pair of back-up rolls (13a, 13b) and at least an intermediate roll (15a) placed between one of said working rolls (11a) and a corresponding back-up roll (13b), axial translation means (16) and first bending means (17) associated with at least one of said working rolls (11a) to translate it axially (WR shifting) and respectively bend it (WR bending), crossing means (19) associated with said intermediate roll (15a) to arrange it with its longitudinal axis (25a) inclined (IR crossing), that is, rotated on a horizontal plane, with respect to the longitudinal axes (21a, 21b, 23a, 23b) of said working rolls (11a, 11b) and of said back-up rolls (13a, 13b), and second bending means (20) associated with said intermediate roll (15a) to bend it with respect to the horizontal plane (IR bending), said method providing a first static setting step, operating selectively at least on WR shifting and on IR crossing, and at least a second dynamic setting step, that is to say, during rolling, operating selectively at least on WR bending and IR bending.

    摘要翻译: 用于控制用具有一对加工辊(11a,11b)的滚动台(10),相应的一对支承辊(13a,13b)和至少中间辊(15a)的滚动台(10)轧制的扁平产品的平面度的方法, 放置在一个所述工作辊(11a)和相应的备用辊(13b)之间,轴向平移装置(16)和与至少一个所述工作辊(11a)相关联的第一弯曲装置(17) (WR移动)并分别弯曲(WR弯曲),与所述中间辊(15a)相关联的交叉装置(19),以使其纵向轴线(25a)倾斜(IR交叉),即在水平面上旋转 相对于所述工作辊(11a,11b)和所述支承辊(13a,13b)的纵轴(21a,21b,23a,23b)和与所述中间辊相关联的第二弯曲装置(20) (15a)使其相对于水平面弯曲(IR弯曲),所述方法提供第一静态设定步骤,操作边缘 至少在WR移位和红外线交叉处,以及至少第二动态设定步骤,也就是说,在滚动期间,至少选择性地至少在WR弯曲和IR弯曲上进行操作。

    Method to control the profile of strip in a rolling stand for strip and/or sheet
    4.
    发明授权
    Method to control the profile of strip in a rolling stand for strip and/or sheet 失效
    控制条带和/或片材轧制机架中条带轮廓的方法

    公开(公告)号:US06324881B1

    公开(公告)日:2001-12-04

    申请号:US09660479

    申请日:2000-09-12

    IPC分类号: B21B3107

    CPC分类号: B21B37/40 B21B13/142

    摘要: Method to control the profile of a strip (13) in a rolling stand for strip and/or sheet comprising at least two working rolls, respectively upper (11a) and lower (11b) and defining a reference pass-line (15) substantially coinciding with the center line of said strip (13), said rolls (11a, 11b) defining between them a transit gap (12) through which said strip (13) passes and is rolled and being supported at the ends by respective chocks, said method providing the axial movement (shifting) of said working rolls (11a, 11b) with respect to said pass-line (15), said working rolls (11a, 11b) having a shaped surface profile (14) which can be expressed by a polynomial equation, said method providing to apply a first value (“s1”) of axial translation, or shifting, to said upper working roll (11a) and a second value (“s2”) of axial translation, or shifting, to said lower working roll (11b), s1 being ≠s2.

    摘要翻译: 控制用于条带和/或片材的轧制机架中的带材(13)的轮廓的方法,所述轧制机架包括至少两个工作辊,分别为上部(11a)和下部(11b),并且限定基本上一致的参考传递线(15) 与所述条带(13)的中心线相连,所述辊子(11a,11b)在它们之间限定了所述带材(13)通过并且被轧制并且通过相应的轴承座在端部处被支撑的转运间隙(12),所述方法 提供所述工作辊(11a,11b)相对于所述通行线(15)的轴向运动(移动),所述工作辊(11a,11b)具有成形表面轮廓(14),其可以由多项式 方法,所述方法提供将所述上部工作辊(11a)的轴向平移或移位的第一值(“s1”)和轴向平移的第二值(“s2”)或移动到所述下部工作 卷(11b),s1为<> s2。

    Device for the axial shifting of rolling rolls
    5.
    发明授权
    Device for the axial shifting of rolling rolls 失效
    轧辊轴向移动装置

    公开(公告)号:US5782127A

    公开(公告)日:1998-07-21

    申请号:US668681

    申请日:1996-06-24

    IPC分类号: B21B13/02 B21B31/18 B21B31/07

    CPC分类号: B21B13/023 B21B31/185

    摘要: Device for the axial shifting of rolling rolls in a rolling mill stand of a four-high type for the production of strip and/or plate, the stand being equipped with means for the reciprocal cross-over displacement of the processing rolls (10) on a plane parallel to the rolling plane, each roll (10) being borne on relative chocks (11) associated with stationary housings (12), a shifting jack (24) being included and being anchored at one end to a stationary housing (12) and at the other end to an erection element (31), jaw means (15) being included for the temporary clamping of the erection element (31) to a chock (11), the engagement surfaces of the jaw means (15) cooperating in the engagement position (15a) with engagement means included at least on the sides of the chock (11), these latter engagement means being conformed as a sliding element (28) having at least a first position and a second position in relation to the engagement surfaces (29, 30) of the jaw means (15), these first and second positions depending on the aligned and/or inclined position of the roll (10) in relation to its initial longitudinal axis (19), the engagement surfaces (29, 30) of the jaw means (15) being conformed as an arc of a circumference the centre of which (32) lies on the median plane of the relative rolling roll (10).

    摘要翻译: 用于在用于生产带材和/或板材的四高类型的轧机机架中轴向移动轧制机的装置,该机架装备有用于将加工辊(10)往复移位的装置 平行于滚动平面的平面,每个滚轮(10)承载在与固定壳体(12)相关联的相对轴承座(11)上,一个移位千斤顶(24)被包括在一端并固定在固定壳体(12)上, 并且在另一端连接到竖立元件(31)上,包括用于将竖立元件(31)临时夹紧到轴承座(11)的夹爪装置(15),所述夹爪装置(15)的接合表面协作在 具有接合装置的接合位置(15a)至少包括在轴承座(11)的侧面上,这些后者的接合装置被配合为具有至少第一位置和相对于接合的第二位置的滑动元件(28) 钳口装置(15)的表面(29,30),这些第一和第二 第二位置取决于辊(10)相对于其初始纵向轴线(19)的对准和/或倾斜位置,钳口装置(15)的接合表面(29,30)被配置为弧形 圆周的中心(32)位于相对轧制辊(10)的中间平面上。

    Device for the crossed displacement of rolling rolls
    6.
    发明授权
    Device for the crossed displacement of rolling rolls 失效
    轧辊交叉位移装置

    公开(公告)号:US5765422A

    公开(公告)日:1998-06-16

    申请号:US653400

    申请日:1996-05-24

    CPC分类号: B21B13/023

    摘要: Device for the crossed displacement of rolling rolls, whether they be processing rolls (12) and/or back-up rolls (13), in a rolling mill stand (10) to produce plate and/or strip, the device including an upper rolling block (11a) and a lower rolling block (11b), the processing rolls (12) and back-up rolls (13) cooperating at the ends with respective supporting chocks (14), which in turn cooperate with respective stationary housing 15) in cooperation with at least one side of at least one chock (14) with at least one means of motion transmission (20) comprising guide and positioning cradle means (18), actuation means (24) and motor means (25) with the motor means (25) governed by a control unit (26).

    摘要翻译: 在轧机机架(10)中用于在轧机机架(10)中进行横向移位的装置,无论它们是加工辊(12)和/或支承辊(13),以产生板和/或带,该装置包括上轧 块(11a)和下轧制块(11b),处理辊(12)和支撑辊(13)在端部配合相应的支撑轴承座(14),所述支撑轴承座又与相应的固定壳体15配合) 与至少一个轴承座(14)的至少一侧配合,具有至少一个运动传动装置(20),包括导向和定位支架装置(18),致动装置(24)和马达装置(25),其中马达装置 (25)由控制单元(26)控制。

    Method to guide the strip between the stands in a rolling mill finishing
train and relative device
    7.
    发明授权
    Method to guide the strip between the stands in a rolling mill finishing train and relative device 失效
    在轧机精加工列车和相关装置之间引导机架之间的带材的方法

    公开(公告)号:US5860311A

    公开(公告)日:1999-01-19

    申请号:US838949

    申请日:1997-04-23

    CPC分类号: B21B39/14 B21B39/08 B21B41/10

    摘要: Method and device to guide the strip between the stands in a rolling mill finishing train to roll thin strips of a final thickness in the order of 1.2 mm and less, the inter-stand device including at least a guide device arranged at the outlet of the upstream stand (11a), a looper unit (15) comprising at least a looper roller (20) and a guide device arranged at the inlet to the downstream stand (11b), the looper roller (20) having at least a lowered position at the step before the leading end of the strip enters and a plurality of raised positions, while the strip is passing through, to form the desired loop, the looper roller (20), at least when it is in the lowered position before the strip enters, being made to rotate at a tangential speed at least equal to the speed at which the strip is fed between the stands. The looper unit (15) comprises an empowered drive (21) associated with the looper roller (20) at least when the looper roller (20) is in its lowered position, the drive (21) being structured to make the looper roller (20) rotate, before the strip enters, at a tangential speed at least equal to the speed at which the strip is fed between the stands.

    摘要翻译: 在轧制机精加工机组中的支架之间引导条带的方法和装置,以滚动最终厚度为1.2mm或更小的最小厚度的薄条,所述支架间装置至少包括布置在所述出口处的引导装置 上游支架(11a),至少包括弯针辊(20)和布置在下游支架(11b)的入口处的引导装置的打孔器单元(15),所述打孔辊(20)至少具有降低的位置 当条带穿过之前,条带的前端之前的步骤和多个提升位置,以形成期望的回路,弯针辊(20)至少在带进入之前处于降低位置 被制造成以至少等于条带在支架之间供给的速度的切线速度旋转。 活套单元(15)至少当打孔辊(20)处于其下降位置时,包括与打孔辊(20)相关联的赋能驱动器(21),所述驱动器(21)构造成使得弯针辊(20 )在条带进入之前,以至少等于条带在支架之间供给的速度的切线速度旋转。

    Block to provide curvature and balancing for four-high rolling mill
stands to process strip or plate
    8.
    发明授权
    Block to provide curvature and balancing for four-high rolling mill stands to process strip or plate 失效
    为四辊轧机机架提供弯曲和平衡的块,用于加工带材或板材

    公开(公告)号:US5813268A

    公开(公告)日:1998-09-29

    申请号:US653396

    申请日:1996-05-24

    摘要: Block to provide curvature and balancing, which is suitable to impart an "IN" or "OUT" pre-curvature to processing rolls (11) of a four-high rolling mill stand (12) comprising a pair of processing rolls, lower (11a) and upper (11b) rolls respectively, each of which cooperates with a relative back-up roll (13a, 13b), the processing rolls (11a, 11b) and back-up rolls (13a, 13b) cooperating at their two ends with respective chocks (15a, 15b) and (16a, 16b) and relative bearings, the block comprising at least one lower rib (18a, 118a) and one upper rib (18b, 118b) including on their respective inner surfaces curvature jack means (20, 120) cooperating with the opposite surfaces of the chocks (15) of the processing rolls (11), supporting jacks (14) being included and cooperating with the chocks (16a, 16b) of the back-up rolls (13a, 13b), at least one rib (18) including on its outer surface compensation jack means (21, 121) which are actuated when an "OUT" pre-curvature is imparted to at least one processing roll (11) associated with the block (10), the compensation jack means (21, 121) acting on the chocks (16) of the corresponding back-up roll (13).

    摘要翻译: 用于提供曲率和平衡的块,其适于对包括一对加工辊的下部(11a)的四辊轧机机架(12)的加工辊(11)施加“IN”或“OUT” )和上部(11b)辊,它们各自与相对的支承辊(13a,13b)配合,加工辊(11a,11b)和后端辊(13a,13b)在其两端配合,与 各自的轴承座(15a,15b)和(16a,16b)和相对轴承,所述块包括至少一个下肋(18a,118a)和一个上肋(18b,118b),所述下肋(18a,118a) ,120),与加工辊(11)的轴承座(15)的相对表面配合,支撑千斤顶(14)被包括并与后备辊(13a,13b)的轴承座(16a,16b)配合, 至少一个肋(18),其包括在其外表面上的补偿提升装置(21,121),当在“le” 与所述块(10)相关联的一个处理辊(11),所述补偿提升装置(21,121)作用在相应的备用辊(13)的轴承座(16)上。

    Method to eliminate the play between chocks and relative support blocks in four-high rolling stands and relative device
    9.
    发明授权
    Method to eliminate the play between chocks and relative support blocks in four-high rolling stands and relative device 失效
    消除四轴轧机机架和相关装置中轴承座与相对支撑块之间的间隙的方法

    公开(公告)号:US06354128B1

    公开(公告)日:2002-03-12

    申请号:US09582326

    申请日:2000-06-23

    IPC分类号: B21B3100

    摘要: A method to eliminate the play between the chock (13) and the support element (16) in four-high rolling stands (10), the rolling stand (10) comprising working rolls (12) and back-up rolls (11) assembled on respective chocks (13, 14), support blocks (16) to support the chocks (13, 14) and a stationary housing (15), the support blocks (16) to support the chocks (13, 14) and a stationary housing (15), the support blocks (16) being arranged between the uprights of the stationary housing (15) and the relative chocks (13, 14) and supporting means for the crossover lateral displacement of the rolls (11, 12), the stand (10) also comprising transmission means to transmit a thrust (19) acting on the upper chock (13) and contrasting the rolling thrust (20), the method providing to define the value of the inward flection of the uprights of the housing (25) according to the value of the rolling thrust (20), to define the entity of play (21) resulting, with the uprights (15) in this condition of flection, between the chock (13, 14) and relative support block (16) during the crossover movements of the chocks (13, 14), and to displace at least one support block (16) towards the relative chock (13, 14) so as to minimize the play (21) to a desired value at least during the rolling passes. A device to achieve the above method.

    摘要翻译: 一种消除在四高轧机机架(10)中的轴承座(13)和支撑件(16)之间的间隙的方法,包括工作辊(12)和支承辊(11)的轧制机架(10)组装 在相应的轴承座(13,14)上,支撑块(16)以支撑轴承座(13,14)和固定壳体(15),支撑块(16)支撑轴承座(13,14)和固定壳体 (15),支撑块(16)布置在固定壳体(15)的立柱和相对轴承座(13,14)之间,以及用于辊(11,12)的交叉横向位移的支撑装置,支架 (10)还包括传动装置,用于传递作用在上部轴承座(13)上的推力(19)并对抗滚动推力(20),所述方法提供用于限定所述壳体(25)的立柱的向内弯曲的值 )根据滚动推力(20)的值来定义游戏的实体(21),在该状态下的立柱(15) 在所述轴承座(13,14)的交叉运动期间在所述轴承座(13,14)和相对支撑块(16)之间,并且朝向所述相对轴承座(13,14)移位至少一个支撑块(16) 以便至少在滚动过程中将游戏(21)最小化到期望值。 一种实现上述方法的设备。

    Bending block for four-high rolling stand
    10.
    发明授权
    Bending block for four-high rolling stand 有权
    四辊轧机的弯曲块

    公开(公告)号:US06247345B1

    公开(公告)日:2001-06-19

    申请号:US09582349

    申请日:2000-07-20

    IPC分类号: B21B1314

    摘要: A bending block for a four-high rolling stand comprising working rolls (11a, 11b) and back-up rolls (12a, 12b) associated with respective chocks (14a, 14b; 15a, 15b), the stand also comprising a stationary housing (16) associated with means (17) for the crossing of the rolls, the working rolls (11a, 11b) being able to be translated axially. The crossing means (17) cooperating with the outer lateral faces of the chocks (14a, 14b) at least of the working rolls (11a, 11b) by means of intermediate plates to distribute the thrust. There also being included bending jacks to bend at least the working rolls (11a, 11b ), the intermediate plates to distribute the thrust consisting of gibs (18) shaped like a vertical plate (19) with at least two fins (20, 21) orthogonal to the vertical plate (19), the two fins (20, 21) being arranged on one side and the other astride a fin extension (114) of the chock (14) of the relative working roll (11), the two fins (20, 21) defining the respective positioning seating (23) for the bending jacks (24a, 24b). There also being included between the crossing means (17) and the relative gib (18) a containing and guiding plate (25).

    摘要翻译: 一种用于四辊轧机的弯曲块,包括与相应的轴承座(14a,14b; 15a,15b)相关联的工作辊(11a,11b)和支撑辊(12a,12b),支架还包括固定壳体 16)与用于使辊交叉的装置(17)相关联,工作辊(11a,11b)能够轴向平移。 交叉装置(17)通过中间板与至少工作辊(11a,11b)的轴承座(14a,14b)的外侧面配合以分配推力。 还包括弯曲千斤顶以至少弯曲工作辊(11a,11b),中间板将由竖直板(19)形成的立方体(18)组成的推力与至少两个翅片(20,21)分开, 与所述垂直板(19)正交,所述两个散热片(20,21)设置在所述相对工作辊(11)的一侧并且跨过所述相对工作辊(11)的轴承座(14)的翅片延伸部(114),所述两个翅片 (20,21),其限定用于弯曲插孔(24a,24b)的相应的定位座(23)。 交叉装置(17)和相对的前梁(18)之间还包括容纳和引导板(25)。