CN201033332Y - Subsection-supporting roller core - Google Patents
Subsection-supporting roller core Download PDFInfo
- Publication number
- CN201033332Y CN201033332Y CNU2006201349133U CN200620134913U CN201033332Y CN 201033332 Y CN201033332 Y CN 201033332Y CN U2006201349133 U CNU2006201349133 U CN U2006201349133U CN 200620134913 U CN200620134913 U CN 200620134913U CN 201033332 Y CN201033332 Y CN 201033332Y
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- Prior art keywords
- roller core
- oil
- segmentation
- bearing
- roller
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- 230000011218 segmentation Effects 0.000 claims abstract description 30
- 238000009826 distribution Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 6
- 239000010687 lubricating oil Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005461 lubrication Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 73
- 239000003595 mist Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 238000005096 rolling process Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000004744 fabric Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model relates to a segmentation type support roller core, which adopts the segmentation type connection; wherein, a channel of lubricating oil axially passes through the segmentation type roller core, and an eccentric end is arranged at one journal end. The utility model is characterized in that a shaft core supporting the journal end of the roller core is designed to be uncoincident with the rotation center of a backing bearing; the working bus of the working roller of a mill is constantly changed through the rotation of the support roller core so as to eliminate local or whole nonhomogeneous deformation; meanwhile, the channel of lubricating oil is arranged in the roller core; friction of the roller core and the bearing can be reduced through lubrication, thus the service life of the backing roller is prolonged. The utility model has the advantages of low production cost, flexible usage, high efficiency, very easy adjusting process due to the eccentric end arranged at the journal part and effective plate shape adjusting.
Description
Technical field
The utility model relates to a kind of sectionally supported roller core of using on a kind of backing roller core, particularly milling train.
Background technology
In the manufacturing of band mill, using, usually adopt backing cloth bearing roller that middle backing roll is supported, existing backing cloth bearing roller is to adopt an axis, and segmentation thereon is fixed with bearing, the roller base direction of bearing is embedded in the groove of saddle seat of convex-concave, with saddle seat fixed support.
In the prior art, as shown in figure 11, in addition an original axis branch is cut into multistage, one bearing is installed on every section axle, this kind segmentation roller core two ends diameter is less than middle part roller core diameter, and two ends form a concave station 10, as shown in Figure 5, adjacent sectional supported roller core junction forms a groove, connects together with an axle sleeve 4.This kind roller core is easy for installation, use is flexible, is convenient to change, and operating efficiency is higher.
Existing backing cloth bearing roller, no matter adopting whole axis still is the segmentation axle, because there is frictional force in the surface in roller core and the mutual rotation process of bearing, so reduced operating efficiency of pricking machine roller system and the service life that has reduced backing cloth bearing roller.
Moreover, in the course of the work, because the immense pressure when rolling, the most important work roller very easily is out of shape in the bundle machine, the steel became uneven that the distortion of working roll can cause rolling out is spared, and causes the decline of operating efficiency and product quality, and this just need adjust working roll.The shape adjusting device complex structure of prior art is the structural representation of Sendzimir 20 roller widestrip mills as Figure 12, comprises whole frame 8, tower rollers system, roll transmission device, screwdown gear 9, roll shape adjust compositions such as compensation arrangement 12 up and down.The backing roll roll shape is regulated and to be turned round by hydraulic motor and worm screw that screwed eccentric hoop moves on each saddle, the eccentric hoop that on purpose turns round corresponding saddle according to milled sheet shape situation makes the roller core bending, to eliminate local or overall inhomogeneous deformation.This structure need be provided with a plurality of roll shape adjustment and compensation arrangement on the one hand, make the rolling mill structure complexity, volume increases, cost rises suddenly, on the other hand owing to the roll shape to backing roll on each saddle is adjusted, adjustment process is very complicated, and uncertain factor is many, is difficult in fact realize that effective plate shape is adjusted.
The utility model content
The purpose of this utility model is can't realize the defective that self-lubricating, operating efficiency are not high at there being friction between above-mentioned existing back lining bearing roller bearing and the roller core, a kind of sectionally supported roller core of band mill is provided.
Another purpose of the present utility model is at existing shape adjusting device complex structure, provide a kind of simple in structure, adjust sectionally supported roller core easily, cooperate corresponding adjusting device can realize adjustment to working roll.
A kind of sectionally supported roller core, roller core two ends diameter is less than middle part roller core diameter, segmentation roller core two ends form a concave station, described segmented roll mandrel is to running through an oil leab, segmentation roller core outside is provided with one or more oil outlets, described oil outlet and described oil leab connect, and oil outlet is arranged on the bearing link position that socket-connects with roller core, and the concave station center of rotation of end face is arranged to not overlap with axle center, segmentation roller core middle part.
Technique scheme central roll wicking surface is provided with one or more oil outlets, oil outlet and oil leab connect, oil outlet is arranged on segmentation roller core and the bearing contact position, greasing substance in the oil leab is discharged to the position that roller core and bearing are in contact with one another by oil outlet, realizes lubricating of roller core and bearing.
In the technique scheme, also can oil gas separator be set at the oil outlet place, oil gas separator is provided with micropore, can feed mist of oil in the oil leab, be arranged on the micropore on the oil gas separator, mist of oil is separated, lubricating oil is retained at bearing and roller core surface, gas is then discharged from oil gas separator.
The utility model provides a kind of sectionally supported roller core, and the segmented roll in-core is established oil leab, and the oil outlet of the position that contacts with bearing is established on the surface, has realized the self-lubricating between roller core and the bearing, reduces friction, and has improved the service life of operating efficiency and roller system.Simultaneously, the utility model has also proposed the technical scheme of a kind of supported roller core with eccentric end deflection way adjustment plate shape, with the axle center O of neck end supported roller core concave station
10With middle part roller core center of rotation O
11Be arranged to not overlap, make the axle center O of segmentation roller core with the neck concave station
10For rotating in the center of circle, then the rotation at segmentation roller core middle part is with respect to the eccentric roller core center of rotation of its neck O
10Eccentric deflection, thereby drive the rotation of back lining bearing on the segmentation roller core, back lining bearing and intermediate calender rolls rotate mutually and then drive working roll, make the outer most edge and the axle center O of operation roll of mill
10Between distance constantly change along with the rotation of supported roller core, therefore finally can change the working bus bar of operation roll of mill, eliminate inhomogeneous deformation its part or overall.Further, several segmentation roller cores connect successively, and the eccentric throw of neck end segmentation roller core can be provided with separately, with the gradually thin phenomenon of the limit portion of the rolling strip material of effective improvement.Compared with prior art, the utility model technique scheme makes rolling mill structure simple, and production cost reduces, and the more important thing is that adjustment process is very simple, can realize that fully effective plate shape is adjusted.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is the perspective view of the utility model sectionally supported roller core;
Fig. 2 is the longitudinal profile structural representation of Fig. 1;
Fig. 3 is the side view of Fig. 1;
Fig. 4 adjusts the structural representation of preferred version for the utility model;
Fig. 5 is the inner vertical section schematic diagram that is provided with 4 oil outlets;
Fig. 6 is the axial section schematic diagram of Fig. 5;
Fig. 7 is Fig. 5 external structure schematic diagram;
Fig. 8 is the outside reeded structural representation of roller core;
Fig. 9 is the structural representation of oil gas separator first embodiment;
Figure 10 is the structural representation of oil gas separator second embodiment
Figure 11 is the structural representation of existing sectionally supported roller core;
Figure 12 is the structural representation of existing Sendzimir 20 roller widestrip mills.
Description of reference numerals:
The 1-sectionally supported roller core; The 2-oil leab; The 3-oil outlet;
The 10-concave station; 11-segmentation roller core middle part; The 4-groove;
The 5-oil gas separator; 51-mist of oil sorting hole; The 52-screw;
The 6-axle sleeve; The 7-bearing; The whole frame of 8-;
The 9-screwdown gear; The 12-roll shape is adjusted compensation arrangement.
The specific embodiment
Fig. 1 is the utility model sectionally supported roller core perspective view.Fig. 2 is the longitudinal profile structural representation of Fig. 1; Fig. 3 is the side view of Fig. 1.As shown in Figures 1 and 2, the utility model sectionally supported roller core 1, the diameter of roller core two ends concave station 10 is less than the diameter at segmentation roller core middle part 11, segmentation roller core two ends form a concave station 10, and described sectionally supported roller core 1 axially runs through an oil leab 2, and segmentation roller core outside is provided with an oil outlet 3, described oil outlet 3 connects with oil leab 2, oil outlet 3 is arranged on the bearing link position that socket-connects with roller core, as shown in Figure 3, and neck end concave station 10 center of rotation O
10With segmentation roller core middle part axle center O
11Be arranged to not overlap.
The utility model sectionally supported roller core 1 axially runs through an oil leab 2, the surface is provided with oil outlet 3, thereby make current lubrication material in the oil leab 2, greasing substance can be discharged from oil outlet 3, because oil outlet 3 is arranged on and bearing 7 contacted positions, so the greasing substance that oil outlet 3 is discharged can be realized lubricating functions between supported roller core and bearing 7, by the lubricated friction that has reduced between sectionally supported roller core 1 and the bearing 7, prolonged the service life of backing roller, can effectively increase work efficiency.As shown in figure 11, two adjacent two sections segmentation roller core concave station 10 positions are docking together in the prior art, and the sheathed axle sleeve 6 in outside makes its connection more fastening.
Fig. 3 is the side view of Fig. 1.As shown in Figure 3, the axle center of described sectionally supported roller core neck concave station 10 does not overlap with the axle center at segmentation roller core middle part 11.Fig. 4 is the structural representation of the utility model adjustment preferred version, and existing the introduction utilizes sectionally supported roller core 1 neck to establish the process that eccentric end is adjusted working roll.The sectionally supported roller core outside that the utility model neck end is provided with eccentric end is with back lining bearing 7, several back lining bearings 7 are socketed on the sectionally supported roller core 1 successively, a plurality of sectionally supported roller cores constitute the backing roll mandrel, at roller core axle journal end place sectionally supported roller core is set as and has eccentric end, the neck end of sectionally supported roller core 1 can connect driving mechanism so that supported roller core rotates, thereby drives the axle center O of several back lining bearings 7 with neck concave station 10
10For rotating in the center of circle.During work, the axle center of sectionally supported roller core 1 neck end is the center of circle O of concave station 10
10, the center of rotation that is fixed on the back lining bearing 7 on the supported roller core is the center of circle O at sectionally supported roller core middle part 11
11, the two does not overlap.In the rotation, the rotation of sectionally supported roller core middle part 11 and back lining bearing 7 is all with O
10Be the axle center rotation, so back lining bearing 7 is with respect to its center of rotation O
10Do eccentric deflection.The result that back lining bearing 7 is done eccentric deflection makes its outer most edge and axle center O
10Between distance constantly change along with the rotation of supported roller core, drive back lining bearing 7 and rotate mutually with intermediate calender rolls and then drives the working roll rotation, make the outer most edge and the axle center O of operation roll of mill
10Between distance constantly change along with the rotation of supported roller core, therefore finally can change the working bus bar of operation roll of mill, eliminate inhomogeneous deformation its part or overall.
Further, several segmentation roller cores connect successively, and the eccentric throw of neck end segmentation roller core can be provided with separately, with the even phenomenon of the became uneven of the rolling strip material of effective improvement.The eccentric throw of each concave station 10 can be provided with separately, as shown in Figure 4, and for example with the eccentric throw P of the concave station 10 of two the segmentation roller cores in middle part
1Be arranged to eccentric throw P greater than the concave station 10 of two the segmentation roller cores in both sides
2, the effect distortion that makes 7 pairs of operation roll of mill of its two back lining bearing in middle part in sectionally supported roller core 1 deflection promptly strengthens the bending at operation roll of mill middle part greater than two back lining bearings 7 in both sides, with the gradually thin phenomenon of the limit portion of the rolling strip material of effective improvement.Compare with existing adjustment mode, the utility model technique scheme only needs neck to establish eccentric end just can realize corrective action, makes rolling mill structure simple, and production cost reduces, and the more important thing is that adjustment process is very simple, can realize that fully effective plate shape is adjusted.
Fig. 5 is the inner sectionally supported roller core longitudinal profile schematic diagram that is provided with 4 oil outlets, and Fig. 6 is the radial section schematic diagram of Fig. 4, and Fig. 7 is Fig. 4 external structure schematic diagram.As Fig. 5 and shown in Figure 6, described segmentation roller core 1 axially runs through an oil leab 2, and roller core radially has 3,4 oil outlets 3 of 4 oil outlets can angled even distribution from oil leab 2 outside surface distributed.4 oil outlets are arranged on and the contacted position of bearing, but oil leab injection lubricating oil, also but injection can be played lubricated material, such as mist of oil, the greasing substance that comes out from oil outlet flows to and the bearing contact position, plays the effect of lubricated roller core and bearing, when work, can reduce the friction between roller core and the bearing, improve operating efficiency.
Fig. 8 is provided with the outside schematic diagram of groove for the oil outlet place.Can dig an oil outlet groove 4 at the circumference place that a plurality of oil outlets 3 of sectionally supported roller core 1 outer surface form, a plurality of oil outlet 3 isolated oil bodies are flowed in groove 4, do to make lubricating oil remain in groove like this, be unlikely to separate fast.During work, the relative rotation with roller core of bearing can make greasing substance disengage face very soon, and groove 4 can make greasing substance retain wherein, the effect of playing continuous lubrication and saving greasing substance.
Above-mentioned oil outlet 3 can be a through hole and also can be an inner threaded hole.
Fig. 9 is the first example structure schematic diagram of oil gas separator 5.Oil gas separator 5 is located in the oil outlet 3.As shown in Figure 9, described oil gas separator 5 is a column, and between bottom surface, cylinder inside is axially arranged with one or more mist of oil sorting holes 51 on it, and the column surface is a smooth surface.
Figure 10 is the second example structure schematic diagram of the utility model oil gas separator.Oil gas separator 5 is a column, and between bottom surface, cylinder is axially arranged with one or more mist of oil sorting holes 51 on it; Described oil gas separator 5 column surfaces are provided with screw thread 52, and column one end is provided with a groove, oil gas separator can be screwed onto with the oil outlet 3 that is provided with screw thread by groove.Injection mist of oil in the oil leab 2, mist of oil flow in the oil gas separator 5 that is provided with micropore, and fog is discharged on mist of oil sorting hole 51 surfaces, and oil can hang on the mist of oil sorting hole 51, reaches the purpose that mist of oil separates.
It should be noted last that, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the spirit and scope of technical solutions of the utility model.
Claims (7)
1. sectionally supported roller core, roller core two ends diameter is less than middle part roller core diameter, segmentation roller core two ends form a concave station, it is characterized in that, described segmented roll mandrel is to running through an oil leab, and segmentation roller core outside is provided with one or more oil outlets, and described oil outlet and described oil leab connect, oil outlet is arranged on the bearing link position that socket-connects with roller core, and the concave station center of rotation of end face is arranged to not overlap with axle center, segmentation roller core middle part.
2. sectionally supported roller core according to claim 1 is characterized in that, described a plurality of oil outlets can angled even distribution.
3. sectionally supported roller core according to claim 1 is characterized in that, described segmentation roller core has a groove around circumferential surface, and described oil outlet is communicated with groove.
4. according to claim 1,2 or 3 described sectionally supported roller cores, it is characterized in that described oil outlet is an inner threaded hole.
5. according to claim 1,2,3 described sectionally supported roller cores, it is characterized in that, be provided with oil gas separator in the described oil outlet.
6. sectionally supported roller core according to claim 5 is characterized in that, described oil gas separator is a column, axially is through with one or more micropores, and the column surface is a smooth surface.
7. sectionally supported roller core according to claim 5 is characterized in that, described oil gas separator is a column, axially is through with one or more micropores; The column periphery is provided with screw thread, and column one end is provided with a groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201349133U CN201033332Y (en) | 2006-12-06 | 2006-12-06 | Subsection-supporting roller core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201349133U CN201033332Y (en) | 2006-12-06 | 2006-12-06 | Subsection-supporting roller core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201033332Y true CN201033332Y (en) | 2008-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201349133U Expired - Fee Related CN201033332Y (en) | 2006-12-06 | 2006-12-06 | Subsection-supporting roller core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201033332Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328251A (en) * | 2013-07-22 | 2015-02-04 | 宝钢新日铁汽车板有限公司 | Annealing-furnace thermal-insulation plate apparatus |
| CN110958918A (en) * | 2017-07-21 | 2020-04-03 | 诺维尔里斯公司 | System and method for controlling flatness of metal substrate by low-pressure rolling |
-
2006
- 2006-12-06 CN CNU2006201349133U patent/CN201033332Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328251A (en) * | 2013-07-22 | 2015-02-04 | 宝钢新日铁汽车板有限公司 | Annealing-furnace thermal-insulation plate apparatus |
| CN104328251B (en) * | 2013-07-22 | 2016-08-10 | 宝钢新日铁汽车板有限公司 | An annealing furnace insulation board device |
| CN110958918A (en) * | 2017-07-21 | 2020-04-03 | 诺维尔里斯公司 | System and method for controlling flatness of metal substrate by low-pressure rolling |
| US11213870B2 (en) | 2017-07-21 | 2022-01-04 | Novelis Inc. | Micro-textured surfaces via low pressure rolling |
| US11426777B2 (en) | 2017-07-21 | 2022-08-30 | Noveliss Inc. | Systems and methods for controlling surface texturing of a metal substrate with low pressure rolling |
| US11638941B2 (en) | 2017-07-21 | 2023-05-02 | Novelis Inc. | Systems and methods for controlling flatness of a metal substrate with low pressure rolling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080312 Termination date: 20141206 |
|
| EXPY | Termination of patent right or utility model |