CN106975661A - A kind of three roll shape steel roughing mill upper roller spring equalizing devices - Google Patents
A kind of three roll shape steel roughing mill upper roller spring equalizing devices Download PDFInfo
- Publication number
- CN106975661A CN106975661A CN201710288433.5A CN201710288433A CN106975661A CN 106975661 A CN106975661 A CN 106975661A CN 201710288433 A CN201710288433 A CN 201710288433A CN 106975661 A CN106975661 A CN 106975661A
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- bearing
- upper roller
- roll
- hook
- spring
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B28/00—Maintaining rolls or rolling equipment in effective condition
- B21B28/02—Maintaining rolls in effective condition, e.g. reconditioning
-
- 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
- B21B31/18—Adjusting or positioning rolls by moving rolls axially
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
The present invention relates to a kind of three roll shapes steel roughing mill upper roller spring equalizing device, totally two groups are located at upper roller two ends respectively, every group of bascule is symmetricly set on the upper roll bearing seat both sides of roll end and respectively connection milling train and covered, each bascule includes adjustment screw mandrel, rotate nut, spring, bearing, suspension hook and hook, described adjustment screw mandrel one end connecting shackle, worn successively between the adjustment screw mandrel other end and suspension hook and connect rotation nut, spring and bearing, the rotation nut and bearing are located at spring both sides respectively, each bearing is symmetricly set on upper roller two ends and is fixed in outer side of lid on milling train, each suspension hook is located at each bearing bottom and is connected with hook, each hook is symmetricly set on roll bearing seat both sides.The apparatus structure simple-to-maintain is convenient, realizes above-below direction lifting action by the effect of milling train hold-down devices while axial direction action completes space three-dimensional adjustment before and after can coordinating the bearing block realization of drive upper roller with milling train mechanism for axial adjusting.
Description
Technical field
The present invention relates to the rolling field of metal machining technical field, more particularly to metal, one kind three is specifically referred to
Roll shape steel roughing mill upper roller spring equalizing device.
Background technology
There is lifting platform after having double steel plate, machine before three roller prestressing force shaped steel roughing mill machines, increased to adapt to continuous casting material section,
Open up and broaden under prolonging on rolling specs, rolling line is using big in the excellent steel of special steel division department of Laiwu branch company of Shandong Iron ＆ Steel Co., Ltd.
Drafts design box-shaped grips pass schedule altogether, thirdly roller prestressing force roughing mill was gone into operation in 1996, current ageing equipment, rolling section
Play unstable.
Three roller prestressing force roughing mills are φ 550mm roughing mills, specifically dismount mode：Check that all assembly parts are accurate
Afterwards, regulation lower bearing bracket outside lower roll non-transmision end axial adjusting device bolster and bearing opening degree, are lifted into bottom roll, under making
A set of cups on the outside of roller is located at bolster and bearing space；Positive import, reverse side outlet crossbeam are lifted respectively, and lower bearing bracket positive and negative are installed
In crossbeam groove, adjustment left and right drift height lifts into central roll, central roll axial location is fixed by connecting screw on the outside of lower bearing bracket,
With operating experience range estimation, the beam head of positive import crossbeam is extruded by the steel plate for different-thickness of manually jumping a queue, is allowed to and central roll
Each pass centering, beam head two upper end inclined-plane is fixed with longitudinal press strip, and upper end connection front outlet crossbeam, its beam head leads to
The groove that wedge lock bar is fixed in upper spider is crossed, adjustment crossbeam position is allowed to align with central roll pass inboard；Then lift
Upper roller, makes a set of cups on the outside of upper roller be located in bolster and bearing space, then hoisting rolling mill upper spider, screws big column upper end hydraulic pressure
Nut, after suppressing install roll driving end under, in, upper roller transmission universal-joint spindle.
Referring to the drawings 1 and accompanying drawing 2, existing upper roller bascule uses elastic gel, and elastic colloid balance device profile is
Cylinder, and have the piston rod for playing a transmission stretching, there will be compressible a certain amount of elastic cement to load cylinder
In closed container in body cavity.When elastic colloid balance device is installed, the pad of pad one, is used below in milling train upper bearing (metal) bore
Gland is pushed down, to prevent bascule from being skidded off because of deadweight, and when housing screw is depressed, bascule is compressed, by rolling requirements
It is transferred to required roll gap；When the whole strokes of bascule are covered, milling train is in minimum roll neck and can pressed；When depressing force is removed
Except when bascule by the pressure of internal clay, moment, by the whole jack-up of top working roll system, employs elastic colloid balance dress
Postpone, it is to avoid oil leakage of hydraulic system and the problem of safeguard complicated, but during the use of elastic colloid balance device, exist
The problem of following aspect：
1st, during roll is changed, the installation of roller is inconvenient.Because piston rod can not be pressed easily when using elastic gel
Contracting have to be larger than the opposite force of elastic colloid, so during roll loading, if after size is according to Theoretical Design, gone out sometimes
The situation that the device that is now depressed is blocked, has to force bullet using larger external force (such as using jack) during roll change
Property colloid be compressed, be welded and fixed after good position, be pushed into milling train.Although this method can solve installation question, exist very
Big insecurity, while welding requirements is higher, roll changing time is lengthened, and shape size adjusting of expecting at the beginning of pass is difficult, is increased to roll change
Difficulty is added, has caused to roll waste product.
2nd, bascule when in use between it is longer after, easily there is jam phenomenon during dismounting.So-called jam
Phenomenon：Elastic gel is close to roll end, by inboard in upper roll bearing seat, after long period use, into cooling water or
Iron scale can not be ejected, and sewage is entered in bearing saddle bore by positions such as bolt hole, cylinder bodies, and high temperature, hot rolling environment compare evil
Bad, sealing gland produces corrosion between cylinder body and bearing block, and to a certain extent, elastic force is not more than resistance for corrosion, will go out
The jam of existing elastomer, it is impossible to which adjustment material shape size, the upper hanging unstability of roll bearing seat, frequent impact, reduction rolling mill bearing is used
Life-span.
3rd, the bearing block interior installing hole requirement on machining accuracy for installing elastic gel is high, if there is step or centre hole, axle
The perpendicularity of bearing lumen pore bottom surface and axis is more than 0.05mm, and damping balance device tilts stress, and adjust pad stress deformation is caused
Piston rods bend or adjust pad depression cause elastic gel insufficient height, it is necessary to be welded with and connect or gas in elastic gel end face outside
Cut pad, elastic colloid when temperature is higher than 250 DEG C, huge energy will be produced with the rise of temperature inside it,
Piston rod is ejected, if operator's erect-position is improper, it is possible to create personal injury.
4th, the bascule and matching somebody with somebody for roll chock lumen pore are combined into gap cooperation, and bascule should be able in bearing saddle bore
Freely rotate, sliding friction is produced when using, maintenance requirement is installed extremely strict.It is during installation that damping balance device and lumen pore is clear
Wash clean, coating lubricating oil must be handled with care in installing and using, it is to avoid surface especially piston rod outer surface is scratched, it is to avoid
Failure of apparatus.
5th, the fit clearance of gland hole and damping balance device is not less than 0.5mm, and flood is crossed in gap and iron scale intrusion is rotten
Erosion；The too small assembling in gap is difficult, and any type of machining is forbidden in the outer surface of bascule, it is to avoid gravitational thrusts and use
Oxyacetylene metal-cutting operation.
Existing upper roller Elastic Damping Balance Fitting is present：Stability is poor, maintenance is inconvenient, labor intensity is big, service life
The problem of low, costly and many potential safety hazards.Milling train upper roller balance also has spring balancing and the hydro-cushion mode of using, but all only
Adjustment can be balanced to upper roller from single direction.
The content of the invention
In order to solve the above-mentioned technical problem the present invention provides a kind of three roll shapes steel roughing mill upper roller spring equalizing device simultaneously
It is achieved through the following technical solutions：A kind of three roll shape steel roughing mill upper rollers are located at upper roller for totally two groups respectively with spring equalizing device
Two ends, every group of bascule is symmetricly set on the upper roll bearing seat both sides of roll end and respectively connection milling train and covered, described each
Bascule includes adjustment screw mandrel, rotates nut, spring, bearing, suspension hook and hook, adjustment screw mandrel one end connecting shackle,
Worn successively between the adjustment screw mandrel other end and suspension hook and connect rotation nut, spring and bearing, the rotation nut and bearing point
Not Wei Yu spring both sides, each bearing is symmetricly set on upper roller two ends and is fixed in outer side of lid on milling train, each suspension hook position
It is connected in each bearing bottom with hook, each hook is symmetricly set on roll bearing seat both sides.
Avoided after adopting the above technical scheme, three roll shape steel roughing mill upper rollers are placed on spring equalizing device on the outside of milling train
Steel billet heat radiation, cooling water and iron scale enter, and stability is good, and service life is high.Simultaneously by rotating nut and adjustment silk
Bar, which can adjust installation settings, realizes the quick adjustment of milling train upper roller.
Preferably, the both ends of the spring is socketed with bowl dress pad, the bowl dress pad is tubular structure and is provided with center
Hole, the spring fills pad by bowl and contacted respectively with rotation nut and bearing.
Steadily contacted using both ends of the spring can be made after above-mentioned preferred scheme with rotation nut and bearing while can also prevent
Only dust enters in spring.
As an improvement, the rotation nut border is provided with through hole.
Adjusted using nut rotation is rotated by all ring through hole drives of turning tool insertion rotation nut after above-mentioned improvement project
Section, turning tool can use stainless steel elbow pole φ 24, front end be hot pressed into elbow shape can bear large curved should
Power, is adjusted simple and convenient.
As an improvement, the bearing is platy structure, the platy structure is respectively equipped with irregularly-shaped hole and groove, the abnormity
Hole, which is worn, connects adjustment screw mandrel, and the groove can accommodate the arc-shaped end that bowl fills pad.
Further, the irregularly-shaped hole is made up of oblong aperture and elliptical aperture, and the major axis side connection of the elliptical aperture is rectangular
The short side side in hole is simultaneously symmetrical along bearing horizontal center line.
Using the guide effect to adjusting screw mandrel is realized by irregularly-shaped hole after above-mentioned improvement project, wherein oblong aperture completes water
Square to guiding adjust, elliptical aperture complete vertical direction guiding adjustment, the groove be easy to bowl fill pad its accommodate area
Domain is oriented to and slided.
As an improvement, the suspension hook is the rectangular slab for being provided with square hole, described rectangular slab one end is provided with to be connected with adjustment screw mandrel
Screw rod.
As a further improvement, the hook is rectangular slab and one end is provided with the hook formation being connected with suspension hook square hole.
Using can make after above-mentioned improvement project suspension hook with hook be connected or safeguard quickness and high efficiency.
Compared with prior art, beneficial effect of the present invention can be learnt according to the narration to such scheme：The device has knot
The advantage that structure is simple, working service is convenient, safe and reliable, realizes that above-below direction lifting action is same by the effect of milling train hold-down devices
When can coordinate with milling train mechanism for axial adjusting drive upper roller bearing block realize before and after axial direction action to complete space three-dimensional more
To adjustment, can fast assembling-disassembling in milling train upper roller realize with roll dismount with exchange function.
Brief description of the drawings
The present invention is further illustrated below in conjunction with the accompanying drawings.
Accompanying drawing 1 is the former existing upper roller elastic gel structural front view of three roll shapes steel roughing mill.
Accompanying drawing 2 is the existing upper roller elastic gel structure left view of former three roll shapes steel roughing mill.
Accompanying drawing 3 is the signal installation site front view of upper roller bascule of the present invention.
Accompanying drawing 4 is the signal installation site left view of upper roller bascule of the present invention.
Accompanying drawing 5 is upper roller bascule front view of the present invention.
Accompanying drawing 6 is upper roller bascule left view of the present invention.
Accompanying drawing 7 is present invention adjustment screw mandrel front view.
Accompanying drawing 8 is present invention rotation nut structure schematic diagram.
Accompanying drawing 9 is that bowl of the present invention fills gasket construction schematic diagram.
Accompanying drawing 10 is the top view of bearing of the present invention.
Accompanying drawing 11 is bearing A-A sectional views of the present invention.
Accompanying drawing 12 is the front view of suspension hook of the present invention.
Accompanying drawing 13 is the front view of invention hook.
Shown in figure：
1st, covered on milling train, 2, upper roller bascule, 2.1, adjustment screw mandrel, 2.2, rotation nut, 2.3, bowl dress pad, 2.4, bullet
Spring, 2.5, bearing, 2.6, suspension hook, 2.7, hook, 3, rolling mill screwdown device, 4, upper roller, 4.1, upper roll bearing seat, 4.2, upper roller bullet
Property colloid, 5, central roll, 5.1, middle roll bearing block, 5.2, central roll parallels, 6, lower roll, 6.1, bottom roll bearing block, 7, rolling mill base.
Embodiment
For the technical characterstic for illustrating this programme can be understood, this programme is explained with embodiment below in conjunction with the accompanying drawings
State.
Referring to the drawings 1-12, a kind of three roll shapes steel roughing mill upper roller spring equalizing device embodiment：Existing three
Roll shape steel roughing mill includes being respectively equipped with upper roller between lid 1 and rolling mill base 7 on lid 1 and rolling mill base 7 on milling train, the milling train
4th, central roll 5 and lower roll 6, the upper roller 4, central roll 5 and each end of lower roll 6 have simultaneously been connected respectively bearing block, on the milling train
Provided with above-below direction lifting action rolling mill screwdown device 3 is completed between lid 1 and upper roller 4, it is provided between the upper roller 4 and central roll 5
Central roll parallels 5.2, it is high that the central roll parallels 5.2 is located at outside in the middle both sides of middle roll bearing block 5.1, the central roll parallels 5.2
Spend for respectively 60mm rectangular block, the bascule is located at the two ends of upper roller 4 for totally two groups respectively, and every group of bascule is symmetrical arranged
The end of upper roller 4 the both sides of upper roll bearing seat 4.1 and respectively connection milling train on lid 1, each bascule include adjustment screw mandrel
2.1st, rotation nut 2.2, spring 2.4, bearing 2.5, suspension hook 2.6 and hook 2.7, the adjustment one end connecting shackle of screw mandrel 2.1
2.6, worn successively between the adjustment other end of screw mandrel 2.1 and suspension hook 2.6 and connect rotation nut 2.2, spring 2.4 and bearing 2.5, institute
State rotation nut 2.2 and bearing 2.5 and be located at the both sides of spring 2.4, the described connection of adjustment screw mandrel 2.1 rotation nut 2.2 one end respectively
Provided with external screw thread, described one end of 2.1 connecting shackle of adjustment screw mandrel 2.6 is referred to shown in accompanying drawing 7 provided with screwed hole, each bearing
2.5 are symmetricly set on upper roller two ends and are fixed in the outside of lid 1 on milling train, and each suspension hook 2.6 is located at each bottom of bearing 2.5
It is connected with hook 2.7, each hook 2.7 is symmetricly set on the both sides of roll bearing seat 4.1, the preferred spiral bullet of spring 2.4
In spring diameter phi 16mm, spring, outer, internal diameter be φ 120mm, φ 140mm, φ 100mm, number of total coils 10.5 is enclosed, number of active coils 8.5
Circle, rotation direction：Dextrorotation, spring material diameter 16mm, spring pitch 50mm, free height 400mm, compression travel 150mm.
As shown in figure 9, the two ends of spring 2.4 are socketed with bowl dress pad 2.3, the bowl dress pad 2.3 is tubular structure
And centre bore is provided with, the spring 2.4 fills pad 2.3 by bowl and contacted respectively with rotation nut 2.2 and bearing 2.5.
Rotation nut 2.2 center is provided with the screwed hole being connected with adjustment screw mandrel 2.1, the border of rotation nut 2.2
It is provided with the through hole connected with screwed hole.Rotation nut 2.2 is driven to rotate by turning tool insertion rotation 2.2 weeks ring through hole of nut
Regulation, turning tool can use the elbow pole φ 24 of stainless steel, and front end, which is hot pressed into elbow shape, can bear large curved
Stress, is adjusted simple and convenient.
As shown in Figure 10, Figure 11, the bearing 2.5 is platy structure, and the platy structure is respectively equipped with irregularly-shaped hole and recessed
Groove, the irregularly-shaped hole, which is worn, connects adjustment screw mandrel 2.1, and the groove can accommodate the arc-shaped end that bowl fills pad 2.3.
The irregularly-shaped hole is made up of oblong aperture and elliptical aperture, and the major axis side of the elliptical aperture connects the short side one of oblong aperture
Side is simultaneously symmetrical along the horizontal center line of bearing 2.5.Guide effect to adjusting screw mandrel, the axially adjustable machine of milling train are realized by irregularly-shaped hole
Structure coordinates under the guiding adjustment for driving upper roller bearing block to realize the axial direction action completion horizontal direction before and after oblong aperture, milling train
Pressure device realizes above-below direction lifting action in the guiding corrective action that elliptical aperture completes vertical direction, and the groove is easy to bowl to fill
Pad is oriented to and slided in its housing region.
As shown in figure 12, the suspension hook 2.6 is the rectangular slab for being provided with square hole, and described rectangular slab one end is provided with and adjustment screw mandrel
The screw rod of 2.1 connections.
As shown in figure 13, the hook 2.7 is rectangular slab and one end is provided with the hook formation being connected with the square hole of suspension hook 2.6.
2.7 appearance and size preferable width 40mm, length 180mm of the hook, hook upper end distance between bearing seat section 30mm, lean out bearing block
Width is 70mm, and the lower end of bearing 2.5 is away from 2.7 height 210mm of hook, and center is consistent with 2.7 inner groovies of hook.
Certainly, described above is also not limited to the example above, the technical characteristic of the invention without description can by or
Realized, will not be repeated here using prior art；Above example and accompanying drawing are merely to illustrate technical scheme not
It is limitation of the present invention, Tathagata is substituted, the present invention is only in conjunction with and with reference to being preferred embodiment described in detail, ability
Domain it is to be appreciated by one skilled in the art that those skilled in the art are made in the essential scope of the present invention
Variations, modifications, additions or substitutions should also belong to the claims of the present invention without departure from spirit of the invention.
Claims (7)
1. a kind of three roll shapes steel roughing mill upper roller spring equalizing device, totally two groups are located at upper roller respectively（4）Two ends, every group of balance
Device is symmetricly set on upper roller（4）The upper roll bearing seat of end（4.1）Covered on both sides and respectively connection milling train（1）, its feature exists
In：Each bascule includes adjustment screw mandrel（2.1）, rotation nut（2.2）, spring（2.4）, bearing（2.5）, suspension hook
（2.6）And hook（2.7）, the adjustment screw mandrel（2.1）One end connecting shackle（2.6）, the adjustment screw mandrel（2.1）The other end with
Suspension hook（2.6）Between wear connect rotation nut successively（2.2）, spring（2.4）And bearing（2.5）, each bearing（2.5）Symmetrically set
Put at upper roller two ends and be fixed in lid on milling train（1）Outside, each suspension hook（2.6）Positioned at each bearing（2.5）Bottom with
Hook（2.7）Connection, each hook（2.7）It is symmetricly set on roll bearing seat（4.1）Both sides.
2. a kind of three roll shapes steel roughing mill upper roller spring equalizing device according to claim 1, it is characterised in that：It is described
Spring（2.4）Two ends are socketed with bowl dress pad（2.3）, the bowl dress pad（2.3）For tubular structure and centre bore is provided with, it is described
Spring（2.4）Pad is filled by bowl（2.3）Respectively with rotation nut（2.2）And bearing（2.5）Contact.
3. a kind of three roll shapes steel roughing mill upper roller spring equalizing device according to claim 1, it is characterised in that：It is described
Rotate nut（2.2）Border is provided with through hole.
4. a kind of three roll shapes steel roughing mill upper roller spring equalizing device according to claim 1, it is characterised in that：It is described
Bearing（2.5）For platy structure, the platy structure is respectively equipped with irregularly-shaped hole and groove, and the irregularly-shaped hole, which is worn, connects adjustment screw mandrel
（2.1）, the groove can accommodate bowl dress pad（2.3）Arc-shaped end.
5. a kind of three roll shapes steel roughing mill upper roller spring equalizing device according to claim 4, it is characterised in that：It is described
Irregularly-shaped hole is made up of oblong aperture and elliptical aperture, the short side side of the major axis side of elliptical aperture connection oblong aperture and along bearing
（2.5）Central Symmetry.
6. a kind of three roll shapes steel roughing mill upper roller spring equalizing device according to claim 1, it is characterised in that：It is described
Suspension hook（2.6）To be provided with the rectangular slab of square hole, described rectangular slab one end is provided with and adjustment screw mandrel（2.1）The screw rod of connection.
7. a kind of three roll shapes steel roughing mill upper roller spring equalizing device according to claim 1, it is characterised in that：It is described
Hook（2.7）It is provided with and suspension hook for rectangular slab and one end（2.6）The hook formation of square hole connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710288433.5A CN106975661B (en) | 2017-04-27 | 2017-04-27 | A kind of three roll shape steel roughing mill upper roller spring equalizing devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710288433.5A CN106975661B (en) | 2017-04-27 | 2017-04-27 | A kind of three roll shape steel roughing mill upper roller spring equalizing devices |
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| Publication Number | Publication Date |
|---|---|
| CN106975661A true CN106975661A (en) | 2017-07-25 |
| CN106975661B CN106975661B (en) | 2019-04-30 |
Family
ID=59342424
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710288433.5A Active CN106975661B (en) | 2017-04-27 | 2017-04-27 | A kind of three roll shape steel roughing mill upper roller spring equalizing devices |
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| Country | Link |
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| CN (1) | CN106975661B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389907A (en) * | 2020-03-26 | 2020-07-10 | 太原理工大学 | Single-side rolling mill and plate rolling method |
| CN113102514A (en) * | 2021-04-06 | 2021-07-13 | 广西钢铁集团有限公司 | Balancing device for transmission shaft bracket of rolling mill |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB418619A (en) * | 1933-01-11 | 1934-10-29 | Nils Ericsson | Improvements in and relating to the automatic feeding of steel or other metals to rolling mills |
| CN2261894Y (en) * | 1996-08-07 | 1997-09-10 | 冶金工业部重庆钢铁设计研究院 | Spring constant force balance quick sizing mill for changing roll |
| CN201143519Y (en) * | 2007-12-21 | 2008-11-05 | 宝山钢铁股份有限公司 | Exit guide device |
| CN102085534A (en) * | 2010-12-01 | 2011-06-08 | 中冶京诚工程技术有限公司 | Upper supporting roll balancing device for rolling mill |
| CN202845500U (en) * | 2012-09-22 | 2013-04-03 | 宝山钢铁股份有限公司 | Straightener working roll fastening device |
| CN203678857U (en) * | 2014-01-26 | 2014-07-02 | 唐山市丰润区鑫源机械制造有限公司 | Bracket of coupling shaft of rolling mill |
| CN106391700A (en) * | 2016-08-31 | 2017-02-15 | 燕山大学 | Lower-drive type Y-shaped four-roller plate and strip rolling mill |
| CN206689204U (en) * | 2017-04-27 | 2017-12-01 | 山东钢铁股份有限公司 | A kind of three roll shape steel roughing mill upper roller spring equalizing devices |
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2017
- 2017-04-27 CN CN201710288433.5A patent/CN106975661B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB418619A (en) * | 1933-01-11 | 1934-10-29 | Nils Ericsson | Improvements in and relating to the automatic feeding of steel or other metals to rolling mills |
| CN2261894Y (en) * | 1996-08-07 | 1997-09-10 | 冶金工业部重庆钢铁设计研究院 | Spring constant force balance quick sizing mill for changing roll |
| CN201143519Y (en) * | 2007-12-21 | 2008-11-05 | 宝山钢铁股份有限公司 | Exit guide device |
| CN102085534A (en) * | 2010-12-01 | 2011-06-08 | 中冶京诚工程技术有限公司 | Upper supporting roll balancing device for rolling mill |
| CN202845500U (en) * | 2012-09-22 | 2013-04-03 | 宝山钢铁股份有限公司 | Straightener working roll fastening device |
| CN203678857U (en) * | 2014-01-26 | 2014-07-02 | 唐山市丰润区鑫源机械制造有限公司 | Bracket of coupling shaft of rolling mill |
| CN106391700A (en) * | 2016-08-31 | 2017-02-15 | 燕山大学 | Lower-drive type Y-shaped four-roller plate and strip rolling mill |
| CN206689204U (en) * | 2017-04-27 | 2017-12-01 | 山东钢铁股份有限公司 | A kind of three roll shape steel roughing mill upper roller spring equalizing devices |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389907A (en) * | 2020-03-26 | 2020-07-10 | 太原理工大学 | Single-side rolling mill and plate rolling method |
| WO2021189545A1 (en) * | 2020-03-26 | 2021-09-30 | 太原理工大学 | Rolling mill provided with single-edged roller system and plate rolling method |
| CN113102514A (en) * | 2021-04-06 | 2021-07-13 | 广西钢铁集团有限公司 | Balancing device for transmission shaft bracket of rolling mill |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106975661B (en) | 2019-04-30 |
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