CN108015110A - Mill intermediate calender rolls system axial direction positioning device - Google Patents
Mill intermediate calender rolls system axial direction positioning device Download PDFInfo
- Publication number
- CN108015110A CN108015110A CN201711447015.2A CN201711447015A CN108015110A CN 108015110 A CN108015110 A CN 108015110A CN 201711447015 A CN201711447015 A CN 201711447015A CN 108015110 A CN108015110 A CN 108015110A
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- Prior art keywords
- roller
- layer
- bearing
- calender rolls
- rolling bearing
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- 238000005096 rolling process Methods 0.000 claims abstract description 64
- 230000005540 biological transmission Effects 0.000 claims abstract description 51
- 238000009434 installation Methods 0.000 claims abstract description 9
- 125000006850 spacer group Chemical group 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 239000012050 conventional carrier Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Classifications
-
- 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
- B21B31/02—Rolling stand frames or housings; Roll mountings ; Roll chocks
-
- 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
- B21B31/07—Adaptation of roll neck bearings
Abstract
The present invention provides a kind of mill intermediate calender rolls system axial direction positioning device, including rack, transmission side roll shifting cylinder, fore side roll shifting cylinder, front door, back door, roller system and axial rolling bearing, roller system includes working roll and intermediate calender rolls system, the front door and back door are separately mounted to the both sides of rack, the outside installation operation side roll shifting cylinder at front door, the outside installation transmission side roll shifting cylinder at back door, the both ends of intermediate calender rolls system are equipped with axial rolling bearing, the wherein axial rolling bearing attended operation side roll shifting cylinder of one end, the axial rolling bearing connection transmission side roll shifting cylinder of the other end.Mill intermediate calender rolls system axial direction positioning device of the present invention has the advantage that：Intermediate calender rolls system is convenient to be directly ground, and without dismantling roller system, simplifies the structure of roller system, shaft strength is more efficient, bears to load with larger Impact direction, enhances the service life of bearing.
Description
Technical field
It is axially fixed more particularly, to a kind of mill intermediate calender rolls system the invention belongs to metallurgical mechanical equipment of steel rolling field
Position device.
Background technology
The production level of steel is to weigh the important symbol of a modernization of the country level.China's Iron ＆ Steel Development quickly,
Cold-strip steel occupies important ratio in iron and steel output always, is widely used in the fields such as civilian, industrial, building, subway, table
Reveal excellent mechanical property.With economic rapid development, product yield demand is growing day by day, and product quality is more high-precision,
Higher is required to production equipment, is highly desirable to improve equipment performance and production efficiency, therefore the structure function of milling train need to be strengthened
With saving activity duration and roller system take-down time.
If cold rolling mill used at present has Sendzimir entirety memorial archway formula, tetra- columns of Sen Dewei and not insults
Three kinds of mills such as Conventional carriers formula.For rolling the material of the high performance such as carbon steel, stainless steel, hard alloy, to roll
Thin strip processed or ultra-thin strip.These types of mill has intermediate calender rolls system symmetrical above and below and two intermediate calender rolls system groups respectively
Into again two intermediate calender rolls divide two intermediate transmission rollers and two middle idler rollers.Roller system for a centre using push-push structure roll shifting, one
Intermediate calender rolls both ends have bearing and bearing block to realize axially position, the thrust block pad CONTACT WITH FRICTION with roll shifting cylinder head.Among two
Live-roller roller system, transmission side are connected with shaft coupling, and fore side one end has bearing and bearing block to realize axially position, and on front door
Thrust block pad CONTACT WITH FRICTION.For two middle idler roller systems, both ends have bearing and bearing block to realize axially position, with roll shifting cylinder head
Thrust block pad CONTACT WITH FRICTION.The center line of all bearings of roller system and one or two intermediate calender rolls center lines are to overlap, and are in same center
On line, and roll end is connected to, forms independent rollers system.
The present invention breaks the normal procedure mechanism, changes existing bearing and bearing block and is fixed on roll, and by bearing and bearing
Seat is put on the roll shifting hydraulic cylinder brake pad on front/rear door and front/rear door, roller central line and bearing axis in vertical state,
The end of roll and the outer ring of bearing are in rolling friction state.In this case, one, two intermediate calender rolls are as working roll, place
In a kind of naked roll state, convenient directly grinding does not have to dismounting roller system, simplifies the structure of roller system.In addition from shaft strength
Angle is seen, bears to load with larger Impact direction, enhances the service life of bearing.
The content of the invention
In view of this, the present invention is directed to propose a kind of mill intermediate calender rolls system axial direction positioning device, can solve above-mentioned
Technical problem.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of mill intermediate calender rolls system axial direction positioning device, including rack, transmission side roll shifting cylinder, fore side roll shifting
Cylinder, front door, back door, roller system and axial rolling bearing, roller system include working roll and intermediate calender rolls system, and the front door and back door are pacified respectively
Mounted in the both sides of rack, the outside installation operation side roll shifting cylinder at front door, the outside installation transmission side roll shifting cylinder at back door, intermediate calender rolls system
Both ends be equipped with the axial rolling bearing attended operation side roll shifting cylinder of axial rolling bearing, wherein one end, the thrust of the other end
Bearing arrangement connects transmission side roll shifting cylinder.
Intermediate calender rolls system includes first intermediate roll, second layer middle idler roller, second layer intermediate transmission roller, and second layer centre is lazy
Roller and second layer intermediate transmission roller are arranged on the outer layer of first intermediate roll, and for working roll in innermost layer, axial rolling bearing includes the
Among one layer among axial rolling bearing, second layer centre axial rolling bearing, working roll axial rolling bearing and transmission side two
Idler roller axial rolling bearing, the both ends of first intermediate roll set axial rolling bearing among first layer, second layer middle idler roller
Fore side, second layer intermediate transmission roller fore side set the second layer among axial rolling bearing, second intermediate rolls idler roller
Transmission side set two middle idler roller axial rolling bearing of transmission side, the both ends of working roll are equipped with working roll axial rolling bearing.
Further, among the second layer axial rolling bearing include first bearing seat, axis pin, roller bearing, spacer and
Baffle, first bearing seat are fixed on front door, and by axis pin through being fixed in first bearing seat, two are rolled two roller bearings
Wheel bearing is in rolling contact with second layer intermediate transmission roll end and second layer middle idler roller end respectively, second layer intermediate transmission roller
Center line and second layer middle idler roller center line with roller bearing center line in vertical state, between two roller bearings
Equipped with spacer.
Further, the axis pin bottom is equipped with slot, is inserted into baffle in slot, baffle wedge is in first bearing seat lower end to pin
Axis is spacing.
Further, the two middle idler roller axial rolling bearing of transmission side includes roller bearing, the first mandrel, nut and the
Two bearing bracket, second bearing seat are fixed on back door, and a roller bearing is fixed on second bearing by the first mandrel and nut
On seat, the transmission side end of roller bearing and second layer middle idler roller is in rolling contact, the center line of second layer middle idler roller and rolling
Wheel bearing center line is in vertical state.
Further, axial rolling bearing includes roller bearing, the second mandrel, bolt and 3rd bearing among the first layer
The cylinder rod end of seat, transmission side roll shifting cylinder and fore side roll shifting cylinder is respectively and fixedly provided with thrust block pad, and 3rd bearing seat is fixed on thrust block pad
On, two roller bearings are applied on the second mandrel, and the upper and lower ends of the second mandrel are bolted on 3rd bearing seat,
With roller bearing center line in vertical state, the ends of two first intermediate rolls is respectively with two for the center line of first intermediate roll
The outer ring of a roller bearing is in rolling contact.
Further, the axial line of the bolt and the center line of the second mandrel are mutually perpendicular to.
Further, the outer layer of the intermediate calender rolls system is equipped with one layer of backing roller.
Further, the roller system is symmetrical arranged roller system unit including upper and lower two groups, and each roller system unit includes four backings
Roller, two second layer intermediate transmission rollers, a second layer middle idler roller, two first intermediate rolls and a working roll, four
Backing roller is located at outermost layer, and working roll is located at innermost layer, and two first intermediate rolls directly contact working roll, and second layer centre is lazy
Roller is between two first intermediate rolls.
Relative to the prior art, mill intermediate calender rolls system axial direction positioning device of the present invention has following excellent
Gesture：Intermediate calender rolls system is convenient to be directly ground, and without dismantling roller system, simplifies the structure of roller system, shaft strength is more efficient, and use is larger
Impact direction bears to load, and enhances the service life of bearing.
Brief description of the drawings
The attached drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its explanation is used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 applies the structure diagram on milling train for the present invention；
Fig. 2 is the right side structural representation at front door in Fig. 1；
Fig. 3 is the left view structural representation at back door in Fig. 1；
Fig. 4 is the schematic diagram (same letter expression same parts) of roller system arrangement；
Fig. 5 is A-A faces sectional view in Fig. 2；
Fig. 6 is B-B faces sectional view in Fig. 2；
Fig. 7 is C-C faces sectional view in Fig. 3；
Description of reference numerals：
1- transmission side roll shifting cylinders；2- back doors；3- second layer middle idler rollers；4- first intermediate rolls；5- working rolls；6- machines
Frame；7- front doors；8- fore side roll shifting cylinders；Axial rolling bearing among 9- first layers；Axial rolling bearing among the 10- second layers；
11- working roll axial rolling bearings；Two middle idler roller axial rolling bearing of 12- transmission sides；13- backing rollers；Among the 14- second layers
Live-roller；15- axis pins；16- roller bearings；17- spacers；18- first bearing seats；19- baffles；20- bolts；The second mandrels of 21-；
22- 3rd bearing seats；23- thrust block pads；24- nuts；The first mandrels of 25-；26- second bearing seats.
Embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Below with reference to the accompanying drawings and the present invention will be described in detail in conjunction with the embodiments.
As shown in figs. 1-7, a kind of mill intermediate calender rolls system axial direction positioning device, including rack 6, transmission side roll shifting cylinder
1st, fore side roll shifting cylinder 8, front door 7, back door 2, roller system and axial rolling bearing, roller system are installed on bearing block, and roller system includes work
Make roller 5 and intermediate calender rolls system, the front door 7 and back door 2 are separately mounted to the both sides of rack 6, and the outside installation operation side at front door 7 is altered
Roller cylinder 8, the outside installation transmission side roll shifting cylinder 1 at back door 2, the both ends of intermediate calender rolls system are equipped with axial rolling bearing, wherein one end
Axial rolling bearing attended operation side roll shifting cylinder 8, the axial rolling bearing connection transmission side roll shifting cylinder 1 of the other end.
Intermediate calender rolls system includes first intermediate roll 4, second layer middle idler roller 3, second layer intermediate transmission roller 14, in the second layer
Between idler roller 3 and second layer intermediate transmission roller 14 be arranged on the outer layer of first intermediate roll 4, working roll 5 takes up in innermost layer, thrust shaft
Put including axial rolling bearing 9, second layer centre axial rolling bearing 10,11 and of working roll axial rolling bearing among first layer
Two middle idler roller axial rolling bearing 12 of transmission side, the both ends of first intermediate roll 4 set axial rolling bearing among first layer
9, the fore side of second layer middle idler roller 3, the fore side of second layer intermediate transmission roller 14 set thrust shaft among the second layer to take up
Put 10, the transmission side of second intermediate rolls idler roller 3 sets two middle idler roller axial rolling bearing 12 of transmission side, and the two of working roll 5
End is equipped with working roll axial rolling bearing 11.
Axial rolling bearing 10 includes first bearing seat, axis pin, roller bearing, spacer and baffle among the second layer,
First bearing seat 18 can be bolted on front door 7, and two roller bearings 16 are run through by axis pin 15 is fixed on first axle
In bearing 18, two roller bearings 16 are rolled with 14 end of second layer intermediate transmission roller and 3 end of second layer middle idler roller respectively
Contact, the center line of second layer intermediate transmission roller 14 and the center line of second layer middle idler roller 3 with 16 center line of roller bearing
In vertical state, spacer 17 is equipped between two roller bearings 16.
15 bottom of axis pin is equipped with slot, is inserted into baffle 19 in slot, baffle 19 is stuck in 18 lower end pair of first bearing seat
Axis pin 15 is spacing.
The two middle idler roller axial rolling bearing 12 of transmission side includes roller bearing 16, the first mandrel 25,24 and of nut
Second bearing seat 26, second bearing seat 26 can be bolted on back door 2, and a roller bearing 16 passes through the first mandrel 25
It is fixed on nut 24 in second bearing seat 26, roller bearing 16 and the transmission side end of second layer middle idler roller 3 are in rolling contact,
The center line and 16 center line of roller bearing of second layer middle idler roller 3 are in vertical state.
Axial rolling bearing 9 includes roller bearing 16, the second mandrel 21, bolt 20 and 3rd bearing among the first layer
The cylinder rod end of seat 22, transmission side roll shifting cylinder 1 and fore side roll shifting cylinder 8 is respectively and fixedly provided with thrust block pad 23, and 3rd bearing seat 22 is fixed
On thrust block pad 23, two roller bearings 16 are applied on the second mandrel 21, and the upper and lower ends of the second mandrel 21 pass through bolt 20
Be fixed on 3rd bearing seat 22, the center line of first intermediate roll 4 with 16 center line of roller bearing in vertical state, two the
Outer ring of the end of one layer of intermediate calender rolls 4 respectively with two roller bearings 16 is in rolling contact.
The axial line of the bolt 20 and the center line of the second mandrel 21 are mutually perpendicular to.
The outer layer of the intermediate calender rolls system is equipped with one layer of backing roller 13.
The roller system is symmetrical arranged roller system unit including upper and lower two groups, and each roller system unit includes four backing rollers 13, two
A 14, one, second layer intermediate transmission roller first intermediate roll 4 of second layer middle idler roller 3, two and a working roll 5, four
Backing roller 13 is located at outermost layer, and working roll 5 is located at innermost layer, and two first intermediate rolls 4 directly contact working roll 5, the second layer
Middle idler roller 3 is between two first intermediate rolls 4.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention god.
Claims (8)
- A kind of 1. mill intermediate calender rolls system axial direction positioning device, it is characterised in that：Including rack (6), transmission side roll shifting cylinder (1), fore side roll shifting cylinder (8), front door (7), back door (2), roller system and axial rolling bearing, roller system include working roll (5) and in Between roller system, the front door (7) and back door (2) are separately mounted to the both sides of rack (6), and the outside installation operation side of front door (7) is altered Roller cylinder (8), the outside installation transmission side roll shifting cylinder (1) of back door (2), the both ends of intermediate calender rolls system are equipped with axial rolling bearing, its The axial rolling bearing attended operation side roll shifting cylinder (8) of middle one end, the axial rolling bearing connection transmission side roll shifting cylinder of the other end (1)；Intermediate calender rolls system includes first intermediate roll (4), second layer middle idler roller (3), second layer intermediate transmission roller (14), the second layer Middle idler roller (3) and second layer intermediate transmission roller (14) are arranged on the outer layer of first intermediate roll (4), working roll (5) in innermost layer, Axial rolling bearing includes axial rolling bearing (9) among first layer, axial rolling bearing (10), working roll stop among the second layer Two middle idler roller axial rolling bearing (12) of push shaft bearing apparatus (11) and transmission side, the both ends of first intermediate roll (4) set the Axial rolling bearing (9), the operation of the fore side, second layer intermediate transmission roller (14) of second layer middle idler roller (3) among one layer Side sets axial rolling bearing (10) among the second layer, and the transmission side of second intermediate rolls idler roller (3) is set among transmission side two Idler roller axial rolling bearing (12), the both ends of working roll (5) are equipped with working roll axial rolling bearing (11).
- 2. mill intermediate calender rolls system axial direction positioning device according to claim 1, it is characterised in that：The second layer Middle axial rolling bearing (10) includes first bearing seat, axis pin, roller bearing, spacer and baffle, and first bearing seat (18) is solid It is scheduled on front door (7), two roller bearings (16) are run through by axis pin (15) to be fixed in first bearing seat (18), two rollers Bearing (16) is in rolling contact with second layer intermediate transmission roller (14) end and second layer middle idler roller (3) end respectively, the second layer The center line of intermediate transmission roller (14) and the center line of second layer middle idler roller (3) are perpendicular with roller bearing (16) center line State, is equipped with spacer (17) between two roller bearings (16).
- 3. mill intermediate calender rolls system axial direction positioning device according to claim 2, it is characterised in that：The axis pin (15) bottom is equipped with slot, is inserted into baffle (19) in slot, baffle (19) is stuck in first bearing seat (18) lower end to axis pin (15) It is spacing.
- 4. mill intermediate calender rolls system axial direction positioning device according to claim 1, it is characterised in that：The transmission side Two middle idler roller axial rolling bearings (12) include roller bearing (16), the first mandrel (25), nut (24) and second bearing seat (26), second bearing seat (26) is fixed on back door (2), and a roller bearing (16) passes through the first mandrel (25) and nut (24) It is fixed in second bearing seat (26), roller bearing (16) and the transmission side end of second layer middle idler roller (3) are in rolling contact, the The center line and roller bearing (16) center line of two layers of middle idler roller (3) are in vertical state.
- 5. mill intermediate calender rolls system axial direction positioning device according to claim 1, it is characterised in that：The first layer Middle axial rolling bearing (9) includes roller bearing (16), the second mandrel (21), bolt (20) and 3rd bearing seat (22), passes The cylinder rod end of dynamic side roll shifting cylinder (1) and fore side roll shifting cylinder (8) is respectively and fixedly provided with thrust block pad (23), and 3rd bearing seat (22) is fixed On thrust block pad (23), two roller bearings (16) are applied on the second mandrel (21), and the upper and lower ends of the second mandrel (21) are led to Cross bolt (20) to be fixed on 3rd bearing seat (22), center line and roller bearing (16) center line of first intermediate roll (4) In vertical state, outer ring of the end of two first intermediate rolls (4) respectively with two roller bearings (16) is in rolling contact.
- 6. mill intermediate calender rolls system axial direction positioning device according to claim 5, it is characterised in that：The bolt (20) axial line and the center line of the second mandrel (21) are mutually perpendicular to.
- 7. mill intermediate calender rolls system axial direction positioning device according to claim 1, it is characterised in that：The intermediate calender rolls The outer layer of system is equipped with one layer of backing roller (13).
- 8. mill intermediate calender rolls system axial direction positioning device according to claim 1, it is characterised in that：The roller system bag Include and be symmetrical arranged roller system unit for two groups up and down, each roller system unit includes four backing rollers (13), two second layer intermediate transmissions Roller (14), a second layer middle idler roller (3), two first intermediate rolls (4) and a working roll (5), four backing rollers (13) it is located at outermost layer, working roll (5) is located at innermost layer, and two first intermediate rolls (4) directly contact working roll (5), and second Layer middle idler roller (3) is between two first intermediate rolls (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711447015.2A CN108015110B (en) | 2017-12-27 | 2017-12-27 | Axial positioning device for intermediate roll system of twenty-high rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711447015.2A CN108015110B (en) | 2017-12-27 | 2017-12-27 | Axial positioning device for intermediate roll system of twenty-high rolling mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108015110A true CN108015110A (en) | 2018-05-11 |
| CN108015110B CN108015110B (en) | 2024-04-09 |
Family
ID=62071661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711447015.2A Active CN108015110B (en) | 2017-12-27 | 2017-12-27 | Axial positioning device for intermediate roll system of twenty-high rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108015110B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114472552A (en) * | 2022-03-22 | 2022-05-13 | 武汉钢铁有限公司 | Method for measuring axial clearance of multi-roller mill roller system |
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| CN201108918Y (en) * | 2007-09-21 | 2008-09-03 | 宁波宝新不锈钢有限公司 | Bracket structure for thrust bearing of rolling mill working roller |
| CN103372574A (en) * | 2012-04-25 | 2013-10-30 | 三菱日立制铁机械株式会社 | Multi-high rolling mill equipped with work roll shift function |
| CN203316489U (en) * | 2013-06-04 | 2013-12-04 | 宁波宝新不锈钢有限公司 | Thrust assembly of rolling mill |
| CN204234466U (en) * | 2014-12-01 | 2015-04-01 | 武钢集团昆明钢铁股份有限公司 | A kind of milling train floats working roll stationary positioned device |
| CN105764622A (en) * | 2013-11-15 | 2016-07-13 | 法孚斯德姆斯公司 | Multiroll rolling mill incorporating a hatch |
| CN106734224A (en) * | 2017-01-18 | 2017-05-31 | 中国重型机械研究院股份公司 | A kind of milling train valve with buffer unit |
| CN207971207U (en) * | 2017-12-27 | 2018-10-16 | 天津市中重科技工程有限公司 | Mill intermediate calender rolls system axial direction positioning device |
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- 2017-12-27 CN CN201711447015.2A patent/CN108015110B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07265917A (en) * | 1994-03-28 | 1995-10-17 | Koyo Seiko Co Ltd | Bearing device for work roll of multiple roll mill |
| CN201008886Y (en) * | 2006-12-26 | 2008-01-23 | 郑红专 | Axial direction positioning device of working roller |
| CN201108918Y (en) * | 2007-09-21 | 2008-09-03 | 宁波宝新不锈钢有限公司 | Bracket structure for thrust bearing of rolling mill working roller |
| CN103372574A (en) * | 2012-04-25 | 2013-10-30 | 三菱日立制铁机械株式会社 | Multi-high rolling mill equipped with work roll shift function |
| CN203316489U (en) * | 2013-06-04 | 2013-12-04 | 宁波宝新不锈钢有限公司 | Thrust assembly of rolling mill |
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| CN106734224A (en) * | 2017-01-18 | 2017-05-31 | 中国重型机械研究院股份公司 | A kind of milling train valve with buffer unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114472552A (en) * | 2022-03-22 | 2022-05-13 | 武汉钢铁有限公司 | Method for measuring axial clearance of multi-roller mill roller system |
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| Publication number | Publication date |
|---|---|
| CN108015110B (en) | 2024-04-09 |
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