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1. 发明专利

JP2011235324A Squeeze mill for producing electric resistance welded tube 有权
标题翻译：用于生产电阻焊管的SQUEEZE MILL
公开(公告)号：JP2011235324A
公开(公告)日：2011-11-24
申请号：JP2010109592
申请日：2010-05-11
申请人： Nippon Steel Corp , Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日本製鐵株式会社 , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： IKEZAKI TORU , KITAYAMA YOSHIKAZU , KITAZATO TAKESHI , HATABARA KUNIHIKO , FUJINO KATSUMI
IPC分类号： B21C37/08 , B21D5/12
摘要： PROBLEM TO BE SOLVED: To provide a squeeze mill for producing an electric resistance welded tube capable of aligning top rolls of a squeeze roll stand with a welding seam by moving the top rolls in right-left and horizontal directions.SOLUTION: The squeeze mill for producing an electric resistance welded tube, includes a top roll stand 1 whose lower part is equipped with: a pair of squeeze rolls 9 for pressing, from the right and left side, an intermediate formed tube 8 formed in a tubular shape transferred from a preceding process where the intermediate forming is carried out; the top rolls 11 for pressing a welding seam part 10 from the upper side; driving devices 20; a top roll face plate 4; and wedge-shaped vertically movable plates 19. The squeeze rolls 9 and the top rolls 11 press the electrically heated welding seam part to weld it. The top roll face plate 4 fixes the top rolls 11, and are supported slidably in the right-left and horizontal directions of a large face plate 3 of the top roll stand 1. Slide contact surfaces 16 inclining toward the lower side and outside are formed on right and left side surfaces of the top roll face plate 4, respectively. Wedge-shaped vertically movable plates 19 movable in the vertical direction are in contact with the respective slide contact surfaces 16. The driving devices 20 move the vertically movable plates 19 vertically to move the top roll face plate 4 in either one of right and left directions.
摘要翻译：要解决的问题：提供一种用于制造电阻焊管的挤压机，其能够通过在左右水平方向上移动顶辊来使挤压辊架的顶辊与焊缝对齐。解决方案：用于制造电阻焊管的挤压机包括一个上辊架1，其下部装有：一对挤压辊9，用于从中间成形管8的右侧和左侧挤压形成为从进行中间成型的前一工序转移的管状; 用于从上侧挤压焊缝部分10的顶辊11; 驱动装置20; 顶辊面板4; 和楔形可升降板19.挤压辊9和顶辊11挤压电加热的焊缝部分以将其焊接。顶辊面板4固定顶辊11，并且可滑动地支撑在顶辊架1的大面板3的左右和左右方向上。形成向下侧和外侧倾斜的滑动接触面16 分别在顶辊面板4的右侧面和左侧面上。沿垂直方向移动的楔形可升降板19与相应的滑动接触表面16相接触。驱动装置20垂直移动可垂直移动的板19，以使上辊面板4在左右两个方向上移动。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2006297425A Method for adjusting zero-point of lower horizontal roll of rolling mill 有权
标题翻译：用于调整轧机下部水平滚筒零点的方法
公开(公告)号：JP2006297425A
公开(公告)日：2006-11-02
申请号：JP2005119943
申请日：2005-04-18
申请人： Nippon Steel Corp , Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日本製鐵株式会社 , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： KITAZATO TAKESHI , YOSHIYA MOTOSHI , UESONO KENJI , HOKIMOTO TATSUYA
IPC分类号： B21B37/00 , B21B31/20
摘要： PROBLEM TO BE SOLVED: To provide an adjusting method of the zero-point of the lower horizontal roll of a rolling mill by which the zero-point adjustment of the horizontal lower roll can be easily performed and the level difference between the drive side and the free side is adjustable. SOLUTION: In the method for adjusting the zero-point of the lower horizontal roll 12 of the rolling mill 10 having lower roll chocks 24, 25 for rotationally supporting the lower horizontal roll 12 and a housing 10a for holding vertical roll chocks 20, 21, a pair of stopper blocks 54, 55 are provided on the housing 10a in the lower position of sliding guides 52, 53 in parallel to a pair of the sliding guides 52, 53 which are abutted on and slid on a pair of sliding liners 50, 51 which are provided in the front and the rear end parts of the vertical roll chocks 20, 21 and fixed to the housing 10a, the lower roll chocks 20, 21 are stopped by pressing them against the stopper blocks 54, 55 and, by taking this stop position as the reference height position, the zero-point position of the lower horizontal roll 12 is adjusted on the basis of the reference height position. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种可以容易地执行水平下辊的零点调整的轧机的下水平辊的零点的调整方法以及驱动装置之间的水平差侧面和自由侧是可调节的。解决方案：在用于调节具有用于旋转地支撑下水平辊12的下辊轴承座24,25的轧机10的下水平辊12的零点的方法和用于保持垂直辊轴承座20的壳体10a 如图21所示，一对止动块54,55设置在滑动导向件52,53的下部位置的壳体10a上，平行于一对滑动引导件52,53，滑动引导件52,53抵接并滑动在一对滑动件设置在垂直滚动轴承座20,21的前端部和后端部中并固定到壳体10a的下垫圈50,51通过将其压靠在止动块54,55上而停止，通过将该停止位置作为基准高度位置，基于基准高度位置来调整下侧水平卷轴12的零点位置。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2010214391A Rolling mill 有权
标题翻译：轧机
公开(公告)号：JP2010214391A
公开(公告)日：2010-09-30
申请号：JP2009061548
申请日：2009-03-13
申请人： Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： IKEZAKI TORU , KITAZATO TAKESHI , UESONO KENJI
IPC分类号： B21B31/10
摘要： PROBLEM TO BE SOLVED: To provide a rolling mill which has a roll changing function, is compact and has a simple structure. SOLUTION: The rolling mill 10 is constituted so that chocks 12, 13 on both sides of a roll 11 are carried in the inside and taken out to the outside of the housing 26 of the rolling mill 10 by providing pressure-lifting hydraulic cylinders 14, 15 in the lower position and moving the chocks 12, 13 on the right and left of which wheels 16-23 are moved to the work side of the rolling mill 10 along a rail 25 which is paired with the front and rear, wherein the head 27 of each pressure-lifting hydraulic cylinder 14, 15 is put on a top, parts of the rail 25 are arranged on both the front and rear sides of the heads 27 of the pressure-lifting hydraulic cylinders 14, 15, parts of the rails 24, 25 which are provided on the heads which are provided on the heads which are in the lowered position are connected to other parts of the rail 25 and clearances δ are formed between the wheels 16-23 which are provided on the right and left of the respective chocks 12, 13 and a part of the rail 25 which is provided on the heads 27 of the pressure-lifting hydraulic cylinders 14, 15 when pushing up the chocks 12, 13. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有滚转功能的轧机，其结构紧凑，结构简单。解决方案：轧机10构成为使辊11的两侧的轴承座12,13在内部被承载并且通过提供升压液压而被取出到轧机10的壳体26的外部在下部位置的气缸14,15，并且使车轮16-23的右侧和左侧的轴承座12,13沿着与前后配对的轨道25移动到轧机10的工作侧，其中，每个升压液压缸14,15的头部27放置在顶部，轨道25的部分布置在升压液压缸14,15的头部27的前后两侧，部件设置在设置在位于下降位置的头部的头部上的轨道24,25与轨道25的其他部分连接，间隙δ形成在设置在右侧的车轮16-23之间并且各个轴承座12,13的左侧和轨道25的一部分当向上推动轴承座12,13时，在升压液压缸14,15的头部27上设置h。（C）2010，JPO＆INPIT

4. 发明专利

JP2008221238A Quick shift type rolling plant 有权
标题翻译：快速移动类型滚动设备
公开(公告)号：JP2008221238A
公开(公告)日：2008-09-25
申请号：JP2007059067
申请日：2007-03-08
申请人： Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： KITAZATO TAKESHI , IKEZAKI TORU
IPC分类号： B21B31/06 , B21B31/18
摘要： PROBLEM TO BE SOLVED: To provide a quick shift type rolling plant in which the rise and fall and fixation of a rolling mill are made to function commonly by the same mechanism and the always clamping of the neutral position of the stand of the rolling mill during fixation is possible.
SOLUTION: The quick shift type rolling plant 10 has a movable rolling mill 14 via a bogie truck 13 on a shift rail 12 of a foundation frame 11. The bogie truck 13 is mounted on an eccentric shaft 17 disposed at leg parts 16 on both right and left sides in the back and forth direction of the stand 15 of the rolling mill 14. The bogie truck 13 is provided with a clamp arm 20 which can detain a jaw part 19 of the foundation frame 11, and the bogie truck 13 is lowered by the rotation of an eccentric shaft 17 to float the stand 15 on the shift rail 12. The rolling mill 14 is supported by the bogie truck 13 to release the hook state of the clamp arm 20 and to allow traversing of the rolling mill 14. The bogie truck 13 is lifted by the reverse rotation of the eccentric shaft 17 to place the stand 15 on the shift rail 12 and to put the clamp arm 15 into the lock state with a hook, thereby fixing the rolling mill 14.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种快速换档式轧制设备，其中使轧机的上升和下降和固定通过相同的机构起作用并且始终夹紧中间位置固定期间的轧机是可能的。解决方案：快速换档轧制设备10经由基座架11的换档导轨12上的转向架13具有可动轧机14.转向架13安装在设置在脚部16上的偏心轴17上在轧机14的支架15的前后方向上的左右两侧。转向架13设置有夹持臂20，该夹臂可以扣留基础框架11的颚部19，并且转向架卡车 13通过偏心轴17的旋转而下降，将支架15浮起在换档导轨12上。轧机14由转向架13支撑以释放夹紧臂20的钩状态，并允许滚动通过偏心轴17的反向旋转，转向架13被升降，将支架15放置在换档导轨12上，并且用钩将夹具臂15置于锁定状态，从而固定轧机14。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2006297423A Method for pulling out forming roll chock 有权
标题翻译：拉出成型滚轮的方法
公开(公告)号：JP2006297423A
公开(公告)日：2006-11-02
申请号：JP2005119906
申请日：2005-04-18
申请人： Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： KITAZATO TAKESHI , HARADA KAZUNORI
IPC分类号： B21B31/10 , B21B31/02 , B21B31/08
摘要： PROBLEM TO BE SOLVED: To provide a method for pulling-out forming roll chocks by which the roll chocks can be stacked up in a short period of time.
SOLUTION: The method is provided for pulling out, from a forming roll stand 11 for electric resistance welded tube, the forming roll chock 10 in which lower roll chocks 25, 26, a pair of left and right side roll chocks 22, 23 and upper roll chocks 18, 19 are stacked up in this order in the orthogonal direction to the electric resistance welded tube manufacturing line 13. The method is characterized in that after lifting the upper roll chocks 18, 19 to the ceiling position J from the forming height position, lowering the lower roll chocks 25, 26 to the descendable limit position K from the forming height position and horizontally moving the pair of the right and left side roll chocks 22, 23 from horizontal forming position to the stackable position, the pair of right and left side roll chocks 22, 23 which are in the stackable position are stacked up on the lower roll chocks 25, 26 by lifting the lower roll chocks 25, 26 and, next, the upper roll chocks 18, 19 are stacked up on the side roll chocks 22, 23.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于拉出成形辊轴承座的方法，通过该方法可以在短时间内将辊轴承座堆叠起来。解决方案：该方法用于从用于电阻焊管的成形辊架11拉出成形辊轴承座10，其中下辊轴承座25,26，一对左右侧辊轴承座22， 23和上辊轴承座18,19沿着与电阻焊管制造线13正交的方向依次堆叠。该方法的特征在于，将上辊轴承座18,19从顶板位置J上升形成高度位置，将下辊轴承座25,26从成形高度位置下降到下降极限位置K，并且使一对左右侧辊轴承座22,23从水平成形位置水平移动到可堆叠位置，通过提升下辊轴承座25,26，处于可堆叠位置的左右侧辊轴承座22,23堆叠在下辊轴承座25,26上，接下来，将上辊轴承座18,19堆叠起来在si上版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2006297404A Inner stand type rolling mill 有权
标题翻译：内置式滚筒铣刀
公开(公告)号：JP2006297404A
公开(公告)日：2006-11-02
申请号：JP2005118477
申请日：2005-04-15
申请人： Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： KITAZATO TAKESHI
IPC分类号： B21B13/10 , B21B31/08
摘要： PROBLEM TO BE SOLVED: To provide an inner stand type rolling mill in which the rigidity of upper and lower horizontal rolls, an inner stand, etc. can be increased by shortening the center-to-center distance of stand posts as much as possible.
SOLUTION: The inner stand type rolling mill 10 is provided with four clamp devices 30, 30a, 31, 31a with which right and left roll chocks 24, 25 can be clamped to the inner stand 18 through a pair of sliding protrusions 24a, 25a which are provided on both end parts of the roll chocks 24, 25, wherein the clamp devices 30, 30a, 31, 31a are provided with: turning shafts 40, 41 which are horizontally journaled on the inner stand 18 in the lower part of the sliding protrusions 24a, 25a and on the inside in the front and on the rear of stand posts 12-15; arm members 44, 45 the base parts of which are mounted to the turning shafts 40, 41 and the distal end parts of which are formed with engaging parts 42, 43 which can be engaged with the upper ends of the sliding protrusions 24a, 25a; and turning means for turning the arm members 44, 45 around the turning shafts 40, 41.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种内置式轧机，其中可以通过缩短立柱的中心到中心距离来增加上下水平辊，内架等的刚度尽可能。解决方案：内立式轧机10设有四个夹紧装置30,30a，31,3a，左右的滚动轴承座24,25可以通过一对滑动突起24a夹在内部支架18上 25a设置在辊轴承座24,25的两端部上，其中夹紧装置30,30a，31,3aa设置有：转动轴40,41，其在下部的内部支架18上水平地轴颈的滑动突起24a，25a以及立柱12-15的前后的内侧; 臂部件44,45，其基部安装在转动轴40,41上，其前端部分形成有可与滑动突起24a，25a的上端接合的接合部分42,43; 以及用于使臂构件44,45绕转动轴40,41转动的转动装置。（C）2007，JPO＆INPIT

7. 发明专利

JP2009095860A Quick-shift type rolling equipment and its adjusting method 审中-公开
标题翻译：快速移动式滚动设备及其调整方法
公开(公告)号：JP2009095860A
公开(公告)日：2009-05-07
申请号：JP2007270461
申请日：2007-10-17
申请人： Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： KITAZATO TAKESHI , UESONO KENJI , IKEZAKI TORU
IPC分类号： B21B31/18 , B21B31/06
摘要： PROBLEM TO BE SOLVED: To provide a quick-shift type rolling equipment which enables long-term use and prolongation of the exchange period of wheels for moving a rolling mill on a shift rail, and an adjusting method therefor.
SOLUTION: The quick-shift type rolling equipment 10 has the rolling mill 14 which is provided with rolling rolls having a plurality of calibers on the upper and lower parts and is movably installed via a bogie truck 13 provided on the front and rear sides of the shift rail 12 provided on a foundation frame 11 arranged along the longitudinal direction intersecting perpendicularly with a rolling line in the cross direction. An eccentric driving part having a circular cross section of a first eccentric shaft 17 mounted on leg parts 16 on both right and left sides in the back and forth direction of the stand 15 of the rolling mill 14 is rotatably mounted in the upper center of the bogie truck 13. A second eccentric shaft 20 to which wheels 18 of the bogie truck 13 are mounted is mounted on the frame 21 of the bogie truck 13. The height position of the second eccentric shaft 20 is adjusted by changing the mounting angular position of the second eccentric shaft 20.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：解决的问题：提供一种能够长期使用和延长用于使换档轨道上的轧机移动的车轮的交换周期的快速换档型轧制设备及其调节方法。解决方案：快换式轧制设备10具有轧机14，轧机14在上部和下部设置有具有多个口径的轧辊，并且经由设置在前后的转向架13可移动地安装设置在沿横向方向布置的基础框架11的横向方向上与滚动线垂直相交的变速轨12的两侧。在轧机14的支架15的前后方向的左右两侧的腿部16上安装有第一偏心轴17的圆形截面的偏心驱动部可旋转地安装在转向架13.转向架13的框架21上安装有转向架13的车轮18安装在其上的第二偏心轴20.通过改变第二偏心轴20的安装角位置来调节第二偏心轴20的高度位置第二偏心轴20.版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2009269046A Tundish car 有权
标题翻译： TUNDISH车
公开(公告)号：JP2009269046A
公开(公告)日：2009-11-19
申请号：JP2008120478
申请日：2008-05-02
申请人： Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： TOCHIHARA TAKASHI , AZUMA HIROBUMI , KITAZATO TAKESHI , WAKITA NAGAYOSHI
IPC分类号： B22D11/10 , B22D41/12
摘要： PROBLEM TO BE SOLVED: To provide a tundish car capable of tilting a tundish only by an elevating/lowering device by reducing bending stress acting on the elevating/lowering device as much as possible.
SOLUTION: The tundish car includes an elevating/lowering frame 11 for holding the tundish 10, actuators 12, 13 which support the elevating/lowering frame 11 and carry out the elevation and lowering and the tilting of the elevating/lowering frame 11, and a base 14 which supports the actuators 12, 13 and is movable along a rail. The elevating/lowering frame 11 has a support beam 11a and horizontal members 11b. Support parts 11d that are laterally extended through rising parts 11c are arranged at the joining parts. The support part 11d to be on a turning center side when the elevating/lowering frame 11 is tilted is connected with the leading end of the rod of the actuator 12 through a pin support part 15. The support part 11d to be on a side that moves up and down when the elevating/lowering frame 11 is tilted is supported on the leading end of the rod of the actuator 13 through a roller support part 16.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供能够尽可能地减小作用在升降装置上的弯曲应力，仅通过升降装置倾斜中间包的中间包车。中间包车包括用于保持中间包10的升降架11，支承升降架11的执行机构12,13，进行升降架11的升降，倾斜，以及支撑致动器12,13并且可沿着轨道移动的基座14。升降架11具有支撑梁11a和水平构件11b。通过升降部件11c横向延伸的支撑部件11d布置在接合部分。升降架11倾斜时在转向中心侧的支撑部11d通过销支撑部15与致动器12的杆的前端连接。支撑部11d位于升降架11倾斜时上下移动通过滚轮支撑部16支承在致动器13的杆的前端。（C）2010，JPO＆INPIT

9. 发明专利

JP2008254008A Universal mill 有权
标题翻译：通用铣刀
公开(公告)号：JP2008254008A
公开(公告)日：2008-10-23
申请号：JP2007096778
申请日：2007-04-02
申请人： Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： IKEZAKI TORU , KITAZATO TAKESHI , UEZONO KENJI
IPC分类号： B21B13/10 , B21B31/30
摘要： PROBLEM TO BE SOLVED: To provide a universal mill capable of pressing and firmly restricting the upper portion of a vertical roll chock during the rolling, and easily releasing the restriction of the vertical roll chock when performing the roll changing and adjusting the opening of the vertical roll.
SOLUTION: In the universal mill 10 for rolling a wide flange beam 15, which comprises a vertical pair of horizontal rolls 11, 12 and a horizontal pair of vertical rolls 13, 14, both sides of the vertical rolls 13, 14 are rotatably and pivotably supported by vertical roll chocks 16, 17, the vertical roll chocks 16, 17 are supported by a supporting part 19 provided on a housing 18 of the universal mill 10, and a pressing means 21 is provided, which has a wedge mechanism 20 in a space between upper sides of the vertical roll chocks 16, 17 and the housing 18. During the rolling, the height of the wedge mechanism 20 is increased, and the vertical roll chocks 16, 17 are pressed against and fixed to the supporting part 19.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够在轧制期间压紧并牢固地限制垂直轧辊轴承座的上部的通用轧机，并且当执行轧辊更换并且调节开口时容易释放垂直辊轴承座的限制的垂直卷。解决方案：在用于轧制宽法兰梁15的通用铣刀10中，其包括垂直的一对水平辊11,12和一对垂直辊13,14，垂直辊13,14的两侧是由垂直滚动轴承座16,17可旋转地和可枢转地支撑，垂直滚轴轴承座16,17由设置在通用磨机10的壳体18上的支撑部分19支撑，并且设置有一个楔形机构在垂直辊轴承座16,17的上侧和壳体18之间的空间中，楔形机构20的高度增加，并且垂直辊轴承座16,17被压靠并固定到支撑件第19部分。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2011218414A Work roll bending apparatus 有权
标题翻译：工作滚动弯曲装置
公开(公告)号：JP2011218414A
公开(公告)日：2011-11-04
申请号：JP2010090756
申请日：2010-04-09
申请人： Nippon Steel Engineering Co Ltd , Nittetsu Plant Designing Corp , 新日鉄エンジニアリング株式会社 , 日鐵プラント設計株式会社
发明人： SUDA SEIJI , KITAZATO TAKESHI , HARADA KAZUNORI
IPC分类号： B21B31/32
摘要： PROBLEM TO BE SOLVED: To provide a work roll bending apparatus which is adaptable to a large opening degree between work rolls and which enables a bending roll cylinder and a back-up roll lifting cylinder to be compactly arranged in a housing by integrating the functions of both cylinders.SOLUTION: The work roll bending apparatus includes in the project block 1 of the housing, work rolls 2 supported by vertically slidable work roll chocks 4 and back-up rolls 5 supported by back-up roll chocks 7. In the work roll bending apparatus, the back-up roll lifting cylinder 11 for supporting the back-up roll chocks 7 and a pair of the work roll bending cylinders 10 for supporting the work roll chock 4 with the back-up roll lifting cylinder 11 interposed therebetween are arranged in series on the project block 9, and a recessed part through which the back-up roll lifting cylinder 11 passes is provided on the collar 8 of each of the work roll chocks 2.
摘要翻译：解决的问题：为了提供适用于工作辊之间的较大开度的工作辊弯曲装置，能够通过一体化将弯曲辊筒和支撑辊提升缸紧凑地布置在壳体中两个气缸的功能。解决方案：工作辊弯曲装置包括在壳体的工具块1中，由可由后备辊轴承座7支撑的可垂直滑动的工作辊轴承座4和支承辊5支撑的工作辊2。弯曲装置，用于支撑支承辊轴承座7的支撑辊提升缸11和用于支撑工作辊轴承座4的一对工作辊弯曲缸10与备用辊提升缸11插入在其间。串联在工件块9上，并且后备辊提升缸11通过的凹部设置在每个工作辊轴承座2的轴环8上。版权所有（C）2012，JPO＆INPIT

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