WO2015078822A1 - Vorrichtung zur anstellung einer walze in einem walzgerüst - Google Patents
Vorrichtung zur anstellung einer walze in einem walzgerüst Download PDFInfo
- Publication number
- WO2015078822A1 WO2015078822A1 PCT/EP2014/075431 EP2014075431W WO2015078822A1 WO 2015078822 A1 WO2015078822 A1 WO 2015078822A1 EP 2014075431 W EP2014075431 W EP 2014075431W WO 2015078822 A1 WO2015078822 A1 WO 2015078822A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- drive shaft
- motor
- pressure spindle
- roll
- receiving space
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/02—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with axes of rolls arranged horizontally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0239—Lubricating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2203/00—Auxiliary arrangements, devices or methods in combination with rolling mills or rolling methods
- B21B2203/24—Hydrostatic bearings or guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
- B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
- B21B31/22—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal
- B21B31/24—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal by screws
Definitions
- the invention relates to a device for adjusting a roll in a roll stand of a roll stand. Moreover, the invention relates to such a roll stand for rolling in particular metallic rolling stock.
- the device comprises a motor in the form of a hydraulic motor which rotates a pressure spindle via a worm gear.
- the pressure spindle is rotatably mounted on the upper side of a roll stand of the roll stand with a vertical axis of rotation. During its rotation, the pressure spindle moves in the vertical direction and acts on the chock of the upper support roller. In this way, the contact pressure on the support and work rolls and / or their position and thus also the size of the roll gap can be adjusted as desired by means of the motor.
- the said worm gear engages the outside of the pressure spindle; It is costly, space consuming and requires a separate oil lubrication. Based on this prior art, the invention has the object, a known device for hiring a roller in one
- page 1 Further develop the roll stand of a roll stand and a corresponding known roll stand to the effect that the worm gear and its oil lubrication can be saved.
- This object is achieved with respect to the device for adjusting the roller by the subject matter of patent claim 1.
- This is characterized in that the pressure spindle has on its motor-side end face an axially aligned cylindrical receiving space, that the drive shaft protrudes into the receiving space of the pressure spindle and that the pressure spindle and the drive shaft are rotationally coupled together in the interior of the receiving space.
- motor-side end face refers to that end face of the pressure spindle which faces the motor.
- the end face on the motor side faces the front side, which faces the chock of the roller.
- the claimed use of a hydraulic motor or a torque motor offers in comparison to z.
- a conventional electric motor not torque motor, the advantage that larger torques can be applied without additional gear.
- the already existing on the rolling stand for roll gap adjustment hydraulic system can also be used to operate the hydraulic motor.
- a positive connection between the pressure spindle and the drive shaft is provided in the interior of the receiving space.
- the positive connection between the pressure spindle and the drive shaft is realized in that the receiving space of the pressure spindle is designed as a splined hub with a splined hub profile and that the drive shaft is designed in the form of a splined shaft for positive engagement in the splined hub profile.
- the positive connection is realized in that the receiving space as Dahlkantnabe with a polygonal profile and the drive shaft are formed as Dahlkantwelle each having the same number of edges for positive engagement of the Learnkantwelle in the Learnkantnabe the pressure spindle.
- the realization of the splined hub or Dahlkantnabe takes place advantageously in that on the motor side end of the pressure spindle in the axial direction a Keilnabenhülse or Dahlkantnabenhülse is used, which is rotatably and preferably also in the axial direction 29iebeêt connected to the pressure spindle and which the receiving space with the splined hub profile or the Dahlkantprofil trains.
- the use of the wedge hub sleeve offers the advantage that it is easier and less expensive to produce than the formation of the splined hub profile directly on the inside of the receiving space of the pressure spindle.
- the wedge hub sleeve has the advantage that it can be easily replaced when wearing the splined hub profile as a wearing part.
- the same advantages apply analogously to the Dahlkantnabenhggse.
- the roll stand comprises a thrust bearing for rotatably supporting the drive shaft and the thrust bearing is held by means of a mounted on the upper side of the roll stand first support means in a fixed predetermined vertical distance to the top of the roll stand.
- the rotatably mounted drive shaft is held in a fixed vertical relative position, in particular in a fixed predetermined vertical distance to the roll stand.
- the formation of the thrust bearing as spherical roller bearings allows the drive shaft advantageously degrees of freedom in the radial direction, z. B. a tumbling motion. By granting these degrees of freedom, a mechanical overload of the drive shaft is prevented even in non-circular rotational movement of the pressure spindle.
- the thrust bearing is arranged in a lubricant chamber, which is supplied via a lubricant inlet with lubricant.
- a lubricant inlet with lubricant.
- an overflow for the lubricant is arranged, which ensures that the level of the lubricant inside the lubricant chamber does not exceed a predetermined level, specified by the height of the overflow.
- the running through the overflow excess lubricant is inventively of a cup-shaped lid on the motor side
- Figure 1 is a schematic view of the device according to the invention.
- FIG. 2 shows a detailed representation of FIG. 1. shows.
- FIG. 1 shows the device 100 according to the invention for setting a roll in a roll stand 210 of a roll stand.
- the device comprises a motor 110, preferably a torque motor or a hydraulic motor, in short called a hydrometer, for providing a setting position for the roller.
- the motor 1 10 is arranged above the stand 210 and is supported there by a second support means 250 opposite the top of the roll stand 210, wherein the second support means in turn is supported on a first support means 240. With the help of the support means, the motor 1 10 is positioned at a fixed distance d2 to the top of the roll stand 210.
- the hydraulic motor is axially aligned with a drive shaft 120, which is rotationally driven by it. Between the drive shaft 120 and the motor, a clutch 150 is preferably provided, which is arranged within the second support means.
- the drive shaft 120 is in an axial bearing 230, which, as shown in Figure 1, for example in the transition region
- page 5 between the first and second support means 240, 250 is disposed at a predetermined height d1 above the top of the roll stand 210. Due to the bearing of the drive shaft 120 in the axial bearing, the drive shaft is also held in a predefined relative position or height relative to the roll stand 210.
- the drive shaft 120 serves to transmit a predetermined by the motor 1 10 torque to a pressure spindle 130, which in turn serves to transmit the contact force to the roller.
- the shaft of the engine 1 10 on one side of the clutch, the drive shaft 120 on the other side of the clutch and the rotary spindle 130 are arranged axially in series; that is their respective center lines are aligned in the axial, here vertical direction W.
- the hydro or torque motor is preferably designed for applying a rated torque in roughing stands of a conventional hot strip mill of> 4 kNm or heavy sheet metal stands of> 30 kNm. These values are valid under the assumption of very favorable, low friction conditions; for safety reasons, these values for the parktician application still have to be charged with a safety factor.
- an axially aligned cylindrical receiving space 140 is formed for receiving the drive shaft 120 in the assembled state of the device.
- the drive shaft 120 with the pressure spindle 130 in the interior of the receiving space 140 preferably positively, rotationally coupled.
- the pressure spindle 130 is provided on the inside of its receiving space 140 as a splined hub, that is distributed over the circumference with a splined hub profile, and at the same time the drive shaft is designed in the form of a splined shaft for engaging in the spline profile of the pressure spindle 130.
- the positive connection also by training the recording room
- the pressure spindle be realized as Dahlkantnabe and the drive shaft as a polygonal shaft, wherein the polygonal shaft with the Dahlkantnabe can be brought into engagement.
- the pressure spindle acts on the chock of the roller in the rolling stand via a so-called pressure pot 160.
- the pressure spindle 130 acts via the pressure cup 160 on the bearing bushes, also called chocks, the work rolls, while it acts on a quarto scaffolding, comprising two working and two support rollers on the chocks of the support rollers.
- the pressure pot 160 serves to decouple the rotational movement of the spindle from their simultaneous vertical movement, so that acts on the respective chock of the roller to be set a pure vertical movement without rotation portion.
- the vertical movement of the pressure spindle 130 is effected by a pressure nut 170, which is non-rotatably installed in the roll stand 210.
- the pressure spindle 130 is screwed into the pressure nut 170.
- the pressure nut simultaneously causes the vertical movement of the pressure spindle, whereby the setting position for the arranged below the pressure pot 160 chock of the roller can be adjusted.
- FIG. 2 shows in more detail some of the elements of the device according to the invention already shown in FIG.
- the splined hub 134 can be seen on the inside of the cylindrical receiving space 140, wherein this splined hub profile is formed in a splined hub sleeve 135, which is shown in Figure 2 both in longitudinal section and in cross section.
- the wedge hub sleeve in turn, can be arranged in the receiving space 140, for example via feather keys, not shown in FIG.
- the splined shaft 120 is configured, which engages in the spline hub for the purpose of transmitting the torque.
- a lubricant chamber 245 is arranged, which is supplied with lubricant via a lubricant inlet 246.
- the lubricant is used in particular for lubricating the axial bearing 230.
- an overflow 247 is formed, which ensures that lubricant in the lubricant chamber 245 does not exceed a level defined by the height of the overflow.
- the cover 136 has a circular opening for passing through the spline 120. Between the spline 120 and the edge of the circular opening of the cover, an annular gap 248 is formed through which the lubricant flows further down into the receiving space 140 for lubricating the there or wedge gear, each consisting of hub and shaft.
- the lubricant then flows through a lubricant outlet 249 in the pressure screw in a second annular gap 270 between the pressure spindle 130 and a bore in the roll stand 210, in which the pressure spindle is mounted.
- a position sensor 180 may be arranged stationary for detecting the respective current position of the roller 260.
- the position sensor know, for example, a donor rod 182, which is preferably guided in an axial bore 192.
- the bore passes through the engine 1 10, through the clutch 150, through the drive shaft or spline 120 and through the
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Rolling Contact Bearings (AREA)
- Rolls And Other Rotary Bodies (AREA)
- Gear Transmission (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020167016784A KR101817686B1 (ko) | 2013-11-29 | 2014-11-24 | 롤 스탠드 내 압연롤 조정 장치 |
EP14802876.4A EP3074148B1 (de) | 2013-11-29 | 2014-11-24 | Vorrichtung zur anstellung einer walze in einem walzgerüst |
JP2016535031A JP6242491B2 (ja) | 2013-11-29 | 2014-11-24 | ロールスタンド内でロールを調整するための装置 |
CN201480072919.XA CN105934287B (zh) | 2013-11-29 | 2014-11-24 | 用于调整在轧机机架中的轧辊的设备 |
US15/039,491 US10124380B2 (en) | 2013-11-29 | 2014-11-24 | Device for adjusting a roll in a roll stand |
RU2016125740A RU2631550C1 (ru) | 2013-11-29 | 2014-11-24 | Устройство для перестановки валка в прокатной клети |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013224644.7 | 2013-11-29 | ||
DE102013224644.7A DE102013224644A1 (de) | 2013-11-29 | 2013-11-29 | Vorrichtung zur Anstellung einer Walze in einem Walzgerüst |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015078822A1 true WO2015078822A1 (de) | 2015-06-04 |
Family
ID=51982563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/075431 WO2015078822A1 (de) | 2013-11-29 | 2014-11-24 | Vorrichtung zur anstellung einer walze in einem walzgerüst |
Country Status (8)
Country | Link |
---|---|
US (1) | US10124380B2 (de) |
EP (1) | EP3074148B1 (de) |
JP (1) | JP6242491B2 (de) |
KR (1) | KR101817686B1 (de) |
CN (1) | CN105934287B (de) |
DE (1) | DE102013224644A1 (de) |
RU (1) | RU2631550C1 (de) |
WO (1) | WO2015078822A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105363789A (zh) * | 2015-11-16 | 2016-03-02 | 中国兵器工业第二一三研究所 | 一种切割索成型机轧辊轴间距调节机构 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017214897B4 (de) * | 2017-08-25 | 2019-03-21 | Kocks Technik Gmbh & Co Kg | Anstellbares Walzgerüst für das Walzen von stabförmigem Walzgut mit einer asymmetrischen Verzahnung zwischen den Exzenterbuchsen sowie Exzenterbuchse mit asymmetrischer Verzahnung |
DE102018214583A1 (de) | 2018-08-29 | 2020-03-05 | Sms Group Gmbh | Vorrichtung zum Anstellen eines Gegenstandes |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1190759A (en) | 1915-05-17 | 1916-07-11 | Waverly Heating And Supply Company | Sheet-metal joint. |
DE412920C (de) | 1924-02-10 | 1925-05-02 | Fried Krupp Grusonwerk Akt Ges | Stellvorrichtung der Druckspindeln bei Walzwerken |
DE1293108B (de) | 1960-09-19 | 1969-04-24 | United Eng Foundry Co | Anstellvorrichtung fuer ein Walzgeruest |
GB1221979A (en) | 1967-05-30 | 1971-02-10 | Krupp Gmbh | Roll stand |
JPS6320107A (ja) | 1986-07-11 | 1988-01-27 | Sumitomo Metal Ind Ltd | 圧延機の圧下装置 |
JPH07218300A (ja) | 1993-12-28 | 1995-08-18 | Nippon Steel Corp | 圧延機の油圧制御系の診断方法及び診断装置 |
JPH08108204A (ja) | 1994-10-05 | 1996-04-30 | Nippon Steel Corp | 圧延機の油圧圧下装置及びその方法 |
EP1477243A2 (de) * | 2003-05-16 | 2004-11-17 | SMS Demag Aktiengesellschaft | Hilfsanstellvorrichtung für Walzgerüste |
CN201692991U (zh) | 2010-06-14 | 2011-01-05 | 太原矿山机器集团有限公司 | 带双驱动的轧机压下装置 |
CN201855834U (zh) | 2010-10-22 | 2011-06-08 | 天津津重重工机器设备制造有限公司 | 四辊轧机工作辊的压下装置 |
CN201969730U (zh) | 2010-11-24 | 2011-09-14 | 马鞍山钢铁股份有限公司 | 短应力线轧机的压下调整装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB640302A (en) * | 1946-12-19 | 1950-07-19 | Victor Bohler | An improved device for adjusting the upper working roll in a mill-stand |
SU111577A1 (ru) * | 1957-03-04 | 1957-11-30 | А.П. Кононенко | Устройство дл автоматической установки рабочих валков в параллельных плоскост х |
GB1086845A (en) * | 1964-11-06 | 1967-10-11 | Schloemann Ag | An improved roll-gap setting device in a rolling mill |
AT253448B (de) * | 1965-07-14 | 1967-04-10 | Voest Ag | Vorrichtung zur fehlerarmen Übertragung der Drehbewegung einer Anstellspindel von Walzgerüsten auf die Antriebswelle eines empfindlichen Drehmelders |
SU386691A1 (ru) * | 1971-04-12 | 1973-06-21 | Устройство для перемещения корпуса с рабочим валком | |
DE2904574A1 (de) * | 1979-02-07 | 1980-08-21 | Schloemann Siemag Ag | Anstellgetriebe fuer die radialanstellung von walzen von walzgeruesten |
JPH0780515A (ja) * | 1993-09-14 | 1995-03-28 | Nippon Steel Corp | 胴幅可変圧延ロール |
CN201140197Y (zh) * | 2007-12-19 | 2008-10-29 | 中冶赛迪工程技术股份有限公司 | 一种线棒材初轧开坯机装置 |
CN202343573U (zh) * | 2011-11-29 | 2012-07-25 | 洛阳璋泰非标机械有限公司 | 轧辊压下量调整机构 |
JP6320107B2 (ja) | 2014-03-26 | 2018-05-09 | 杏林製薬株式会社 | 口腔内崩壊錠 |
-
2013
- 2013-11-29 DE DE102013224644.7A patent/DE102013224644A1/de not_active Withdrawn
-
2014
- 2014-11-24 CN CN201480072919.XA patent/CN105934287B/zh active Active
- 2014-11-24 WO PCT/EP2014/075431 patent/WO2015078822A1/de active Application Filing
- 2014-11-24 JP JP2016535031A patent/JP6242491B2/ja active Active
- 2014-11-24 US US15/039,491 patent/US10124380B2/en active Active
- 2014-11-24 RU RU2016125740A patent/RU2631550C1/ru active
- 2014-11-24 KR KR1020167016784A patent/KR101817686B1/ko active IP Right Grant
- 2014-11-24 EP EP14802876.4A patent/EP3074148B1/de active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1190759A (en) | 1915-05-17 | 1916-07-11 | Waverly Heating And Supply Company | Sheet-metal joint. |
DE412920C (de) | 1924-02-10 | 1925-05-02 | Fried Krupp Grusonwerk Akt Ges | Stellvorrichtung der Druckspindeln bei Walzwerken |
DE1293108B (de) | 1960-09-19 | 1969-04-24 | United Eng Foundry Co | Anstellvorrichtung fuer ein Walzgeruest |
GB1221979A (en) | 1967-05-30 | 1971-02-10 | Krupp Gmbh | Roll stand |
JPS6320107A (ja) | 1986-07-11 | 1988-01-27 | Sumitomo Metal Ind Ltd | 圧延機の圧下装置 |
JPH07218300A (ja) | 1993-12-28 | 1995-08-18 | Nippon Steel Corp | 圧延機の油圧制御系の診断方法及び診断装置 |
JPH08108204A (ja) | 1994-10-05 | 1996-04-30 | Nippon Steel Corp | 圧延機の油圧圧下装置及びその方法 |
EP1477243A2 (de) * | 2003-05-16 | 2004-11-17 | SMS Demag Aktiengesellschaft | Hilfsanstellvorrichtung für Walzgerüste |
CN201692991U (zh) | 2010-06-14 | 2011-01-05 | 太原矿山机器集团有限公司 | 带双驱动的轧机压下装置 |
CN201855834U (zh) | 2010-10-22 | 2011-06-08 | 天津津重重工机器设备制造有限公司 | 四辊轧机工作辊的压下装置 |
CN201969730U (zh) | 2010-11-24 | 2011-09-14 | 马鞍山钢铁股份有限公司 | 短应力线轧机的压下调整装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105363789A (zh) * | 2015-11-16 | 2016-03-02 | 中国兵器工业第二一三研究所 | 一种切割索成型机轧辊轴间距调节机构 |
Also Published As
Publication number | Publication date |
---|---|
KR20160090346A (ko) | 2016-07-29 |
EP3074148B1 (de) | 2017-11-22 |
US10124380B2 (en) | 2018-11-13 |
US20160375475A1 (en) | 2016-12-29 |
JP6242491B2 (ja) | 2017-12-06 |
EP3074148A1 (de) | 2016-10-05 |
CN105934287A (zh) | 2016-09-07 |
RU2631550C1 (ru) | 2017-09-25 |
KR101817686B1 (ko) | 2018-01-15 |
CN105934287B (zh) | 2017-11-03 |
DE102013224644A1 (de) | 2015-06-03 |
JP2016538137A (ja) | 2016-12-08 |
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