CN104438338B - Water leakage proof device for wide mill work roll - Google Patents
Water leakage proof device for wide mill work roll Download PDFInfo
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- CN104438338B CN104438338B CN201410786435.3A CN201410786435A CN104438338B CN 104438338 B CN104438338 B CN 104438338B CN 201410786435 A CN201410786435 A CN 201410786435A CN 104438338 B CN104438338 B CN 104438338B
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- wearing layer
- work roll
- mill
- working roll
- roll
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Abstract
The invention belongs to the technical field of mill equipment for steel plate production, in particular to a water leakage proof device for a wide mill work roll. The device comprises a work roll, a spraying device is arranged above the side of the work roll and is filled with cooling water, a protection plate is arranged below the side of the work roll, a dovetail groove is formed in the protection plate adjacent to the end surface of the work roll, and the end surface connected with a wear resistant layer and protection plate is provided with a connecting block matching with the dovetail groove; a plurality of protrusions are arranged on the wear resistant layer adjacent to the end surface of the work roll at intervals, the ends of the protrusions are in arc shapes, water drainage grooves are arranged between the adjacent protrusions, and the openings of the drainage grooves are in horn shapes; the clearance between the wear resistant layer and the work roll ranges from 0.5 to 1mm, and the wear resistant layer is provided with arc edges. The device has the advantages that mill cool water flowing to the surfaces of steel plates can be reduced on the premise of guaranteeing the equipment system functions completely.
Description
Technical field
The invention belongs to Plate Production milling equipment technical field, anti-more particularly to a kind of wide cut operation roll of mill
Water leakage device.
Background technology
Need to use working roll when producing steel plate using milling train, need in process of production the roll surface of working roll is entered simultaneously
Row cooling, increased dust pelletizing system in wide cut milling train newly-built at present and working roll wipes roller device, thus leading in process of production
The increased flow capacity of whole frame cooling water, and then so that trickling to the cooling water of surface of steel plate is increased, cause steel plate longitudinal temperature poor
The poor problem of excessive, uniformity, is unfavorable for performance uniformity control；Simultaneously because steel billet temperature lack of homogeneity, lead to steel plate
Overall plate form control is poor, and regular bilateral unrestrained or monolateral wave, or even in rolling thin specification steel plate (thickness specification 8mm
Waste product occurs when below).
Trickle to surface of steel plate to reduce milling train cooling water, generally adopt following two modes, one kind is according to scene
Situation retrofit work roller wipes the roller phase (on framework memorial archway), but implementation cost is high and more complicated；Another kind is off using
Dust removing water system, but live flue dust can be led to serious, make the health of operative employee compromised.How to ensure device systems function
Reduce milling train cooling water to the impact producing on the premise of intact, in particular by a kind of mode of low-cost environmental-protecting, here it is
The problem that we need to solve.
Content of the invention
It is an object of the invention to solution above-mentioned technical problem, provide a kind of premise intact in guarantee device systems function
Lower reduce milling train cooling water trickle to surface of steel plate wide cut operation roll of mill leakage-proof apparatus.
The technical scheme is that a kind of leakage-proof apparatus of wide cut operation roll of mill, including working roll, described work
It is provided with spray equipment above the side of roller, in spray equipment, is loaded with cooling water, the side-lower of working roll is provided with backplate, described backplate
Offer dovetail groove on the end face of working roll, the end face that wearing layer is connected with backplate is provided with the company being matched with dovetail groove
Connect block, wearing layer is arranged at intervals with multiple projections on the end face of working roll, and raised end setting is in arc surfaced, adjacent convex
It is provided with rhone, the opening of rhone is in horn-like, and the gap between wearing layer and working roll is 0.5～1mm, resistance between rising
It is provided with curved edge on mill layer.
Preferably, described projection is provided with hairbrush.
Preferably, it is provided with water tank below the end of described rhone.
Closer, the gap between described wearing layer and working roll is 0.5mm.
Preferably, described raised quantity is four, and raised is to be integrally formed with wearing layer.
Preferably, described raised quantity is four, projects through bolt and is connected with wearing layer.
Closer, the length of described wearing layer and the length of backplate are identical.
The invention has the beneficial effects as follows: first, by between backplate and working roll arrange wearing layer, can reduce backplate with
The friction of the body of roll, improve both service life, and then the probability that abnormal quality occurs can be reduced, meanwhile, the setting of wearing layer
Put and the gap between backplate and working roll can be made to reduce, it is possible to decrease cooling water trickles to the risk of surface of steel plate, right for rolling
Temperature homogeneity or temperature drop require higher steel plate to create condition；
Secondly, wearing layer near working roll the multiple projection of one end interval setting, can play strike off cold on working roll
But the effect of water, meanwhile, arranges the reliability that multiple projections can improve work, additionally, arranging opening between adjacent protrusion
In trumpet-shaped rhone, guide effect can be played to the cooling water striking off, make cooling water along rhone flow out, can avoid by
Trickle in cooling water the problem of the steel billet temperature lack of homogeneity causing to surface of steel plate；
Finally, when the gap between wearing layer and working roll being arranged to 0.5～1mm, can either guarantee that working roll is normal
Cooling requirement, cooling water can be prevented effectively from again and trickle to surface of steel plate；Meanwhile, by wearing layer setting in arc edge, energy
Wearing layer is enough avoided working roll to be caused damage.
Brief description
Fig. 1 is the structural representation of the present invention.
In figure, 1, working roll, 2, backplate, 3, wearing layer, 4, spray equipment, 5, dovetail groove, 6, raised, 7, rhone, 8,
Curved edge.
Specific embodiment
Below in conjunction with the accompanying drawings technical scheme is described in detail.
As shown in figure 1, a kind of leakage-proof apparatus of wide cut operation roll of mill of the present invention, including for rolling to steel plate
The working roll 1 of system, is provided with the spray equipment 4 that inside is loaded with cooling water, during work, cooling water is from spray above the side of working roll 1
The shower nozzle of shower device 4 sprays and working roll is cooled down, to guarantee working roll normal work.It is provided with the side-lower of working roll 1
Backplate 2, backplate 2 can play a protective role to working roll 1, it is to avoid during work, steel plate is involved in and working roll is caused damage.
Cooling book in order to avoid being cooled down to working roll trickles to surface of steel plate, sets between working roll 1 and backplate 2
It is equipped with wearing layer 3, specifically, the Design of length of wearing layer 3 becomes identical with the length of backplate 2, and backplate 2 is near the end of working roll 1
Offer dovetail groove 5 on face (end face being namely connected with wearing layer 3), correspondingly, wearing layer 3 is provided with and dovetail groove
5 contiguous blocks matching.During use, contiguous block is inserted the installation that can complete wearing layer and backplate in dovetail groove, easy to use
And connect reliable.Curved edge 8 is provided with wearing layer 3, it can be avoided that wearing layer causes to working roll to damage.
By arranging wearing layer, the friction of backplate and the body of roll can be reduced, improve both service life, and then can reduce
There is the probability of abnormal quality, meanwhile, the setting of wearing layer can make the gap between backplate and working roll reduce, it is possible to decrease cold
But current drop down to the risk of surface of steel plate, temperature homogeneity or temperature drop are required higher steel plate create bar for rolling
Part.
In order to ensure waterproof effect, wearing layer 3 is arranged at intervals with four projections 6 on the end face of working roll 1,
Specifically, raised 6 end setting is in arc surfaced, and the projection 6 of arc surfaced can reduce damaging and having preferably to working roll
Scrape water effect.Raised 6 can be both to be made into integration it is also possible to be bolted on wearing layer 3 with wearing layer 3, convex
Rise and on 6, hairbrush can also be set, to improve the ability scraping eliminating water.Being provided with opening between adjacent protrusion 6 is in trumpet-shaped row
Tank 7, can play guide effect to the cooling water striking off, and so that cooling water is flowed out along rhone, can avoid due to cooling down current
Drop down the problem of the steel billet temperature lack of homogeneity causing to surface of steel plate.It is additionally provided with water tank below the end of rhone 7, right
The cooling water discharged is collected recycling, can also keep the cleaning of working environment simultaneously.
Gap between wearing layer 3 and working roll 1 is designed to 0.5～1mm, can either guarantee that working roll normally cools down
Demand, can be prevented effectively from cooling water again and trickle to surface of steel plate.Specifically, the gap between wearing layer 3 and working roll 1 is
During 0.5mm, operate simple and low cost, meet environmental requirement.
Although the foregoing describing the specific embodiment of the present invention, it will be appreciated by those of skill in the art that these
It is merely illustrative of, protection scope of the present invention is to be defined by the appended claims.Those skilled in the art without departing substantially from
On the premise of the principle of the present invention and essence, various changes or modifications can be made to these embodiments, but these change and
Modification each falls within protection scope of the present invention.
Claims (7)
1. a kind of leakage-proof apparatus of wide cut operation roll of mill, including working roll (1), are provided with above the side of described working roll (1)
Spray equipment (4), is loaded with cooling water in spray equipment (4), the side-lower of working roll (1) is provided with backplate (2), and its feature exists
In: described backplate (2) offers dovetail groove (5), the end that wearing layer (3) is connected with backplate (2) on the end face of working roll (1)
The contiguous block being matched with dovetail groove (5) is provided with face, wearing layer (3) is arranged at intervals with many on the end face of working roll (1)
Individual projection (6), the end setting of raised (6) is in arc surfaced, is provided with rhone (7), rhone (7) between adjacent protrusion (6)
Opening be in horn-like, the gap between wearing layer (3) and working roll (1) is 0.5～1mm, and wearing layer is provided with arc on (3)
Edge (8).
2. as claimed in claim 1 a kind of leakage-proof apparatus of wide cut operation roll of mill it is characterised in that: described projection (6)
On be provided with hairbrush.
3. as claimed in claim 1 or 2 a kind of leakage-proof apparatus of wide cut operation roll of mill it is characterised in that: described draining
It is provided with water tank below the end of groove (7).
4. as claimed in claim 3 a kind of leakage-proof apparatus of wide cut operation roll of mill it is characterised in that: described wearing layer
(3) gap and working roll (1) between is 0.5mm.
5. as claimed in claim 4 a kind of leakage-proof apparatus of wide cut operation roll of mill it is characterised in that: described projection (6)
Quantity be four, raised (6) are to be integrally formed with wearing layer (3).
6. as claimed in claim 4 a kind of leakage-proof apparatus of wide cut operation roll of mill it is characterised in that: described projection (6)
Quantity be four, raised (6) are connected with wearing layer (3) by bolt.
7. as claimed in claim 5 a kind of leakage-proof apparatus of wide cut operation roll of mill it is characterised in that: described wearing layer
(3) length is identical with the length of backplate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786435.3A CN104438338B (en) | 2014-12-18 | 2014-12-18 | Water leakage proof device for wide mill work roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410786435.3A CN104438338B (en) | 2014-12-18 | 2014-12-18 | Water leakage proof device for wide mill work roll |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104438338A CN104438338A (en) | 2015-03-25 |
| CN104438338B true CN104438338B (en) | 2017-02-01 |
Family
ID=52885531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410786435.3A Expired - Fee Related CN104438338B (en) | 2014-12-18 | 2014-12-18 | Water leakage proof device for wide mill work roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104438338B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1135049B (en) * | 1980-01-25 | 1986-08-20 | Escher Wyss Sa | CYLINDER WITH A CYLINDRICAL SURFACE TO BE HEATED OR COOLED |
| CN2933628Y (en) * | 2006-08-09 | 2007-08-15 | 南京钢铁股份有限公司 | Mill leakage-proof device |
| CN201664695U (en) * | 2010-04-13 | 2010-12-08 | 邯钢集团邯宝钢铁有限公司 | Rough rolling working roll edge water baffle device |
| CN201735589U (en) * | 2010-06-25 | 2011-02-09 | 宝山钢铁股份有限公司 | Rolling mill work roll water scraping plate anti-water leakage device |
| CN204353204U (en) * | 2014-12-18 | 2015-05-27 | 山东钢铁股份有限公司 | A kind of leakage-proof apparatus of wide cut operation roll of mill |
-
2014
- 2014-12-18 CN CN201410786435.3A patent/CN104438338B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104438338A (en) | 2015-03-25 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 Termination date: 20181218 |