CN203253716U - Crossover head used for rolling mill with crossed and paired work rolls - Google Patents
Crossover head used for rolling mill with crossed and paired work rolls Download PDFInfo
- Publication number
- CN203253716U CN203253716U CN 201320088997 CN201320088997U CN203253716U CN 203253716 U CN203253716 U CN 203253716U CN 201320088997 CN201320088997 CN 201320088997 CN 201320088997 U CN201320088997 U CN 201320088997U CN 203253716 U CN203253716 U CN 203253716U
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- cross head
- working roll
- roll
- arc
- rolling mill
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Abstract
A crossover head used for a rolling mill with crossed and paired work rolls comprises a crossover head body (3), a composite work roll arc-shaped plate arranged on the crossover head body (3) and used for being connected with the work rolls, a composite supporting roll arc-shaped plate arranged on the crossover head body (3) and used for being connected with supporting rolls and a mortar panel. The crossover head is characterized in that the composite work roll arc-shaped plate is formed by a work roll crossover head panel (1) and a work roll crossover head arc-shaped plate (2) arranged at the back of the work roll crossover head panel (1) in a detachable mode. The composite supporting roll arc-shaped plate is formed by a supporting roll crossover head panel component (4) and a supporting roll crossover head arc-shaped plate (5) at the back of the supporting roll crossover head panel component (4) in a detachable mode. According to the crossover head, when the crossover head used for the rolling mill with the crossed and paired work rolls is abraded, a stainless steel washer can be additionally arranged between the composite arc-shaped plates for compensation, the crossover head is convenient to use, and maintenance difficulty and maintenance amount of the rolling mill with the crossed and paired work rolls are reduced.
Description
Technical field
The utility model relates to field of metallurgical equipment, particularly relate to the paired cross rolling mill cross head of a kind of working roll, the paired cross rolling mill of described working roll is applicable to the working roll of the paired cross rolling mill of hot fine rolling unit working roll with cross head and the interconnection of backing roll is used.
Background technology
It is a kind of more advanced and template control technology that control ability is more intense that working roll intersects in pairs, extensive use on mm finishing mill unit.Driven by initial bilateral through for many years development, be improved to the paired cross rolling mill of gapless that one-sided driving and band are stablized oil cylinder.Although the paired interleaving techniques of working roll is strong to the Crown control ability of template, its management expectancy to each execution unit is higher, and the wear extent control that is mainly reflected in cross head requires high.
The paired cross rolling mill of general work roller can not surpass 0.5mm with the wearing and tearing of cross head, changes or adjusts in case surpass this wear extent, and this can cause the stability decreases of milling train, directly causes the poor or steel scrap of template control ability.In addition, cross rolling mill requirement working roll and backing roll center line relative position are constant in pairs.But in the use procedure of reality, the rate of wear of working roll cross head causes having pre-intersection between the two greater than the rate of wear of backing roll cross head like this, affects control and the rolling stability of template.
For this reason, the paired cross rolling mill of working roll all needs it to be safeguarded maintenance is large that maintenance cost is high, is its large drawback in use every month.
In order to remedy this weak point, the cross head of newly designed paired cross rolling mill is improved, and adopts the subdivision combining structure, and the cross head of backing roll and working roll is with bolts, both can guarantee the synchronism of its action, also can the wear extent of working roll cross head have been compensated simultaneously.But when this structure was adjusted wear extent, it was large to implement difficulty, and it is difficult to control when the relative fall of arcwall face is made up and down simultaneously, and structural rigidity is low.
The utility model content
For overcoming the problems referred to above, the purpose of this utility model is to provide a kind of new type working roll paired cross rolling mill cross head, the paired cross rolling mill of described new type working roll with cross head by the cross head structure is improved, make it in the situation that keeps rigidity, the paired cross rolling mill of working roll is changed to composite construction with the arc of cross head, its panel adopts more wear-resisting 42CrMo material, and circular arc sheet material is less with coefficient of friction and siliconising copper material with higher hardness, so both reduce arc plate to the paired cross rolling mill of the working roll wearing and tearing of cross head body and the wearing and tearing of panel, reduced again cost and the maintenance difficulties of spare part.After the paired cross rolling mill of working roll weares and teares with cross head, can be compensated by between the compound arcuate plate, setting up stainless steel gasket, it is convenient to implement, and is lowered into maintenance difficulties and maintenance to cross rolling mill.
The technical solution of the utility model is as follows:
The paired cross rolling mill cross head of a kind of working roll, the paired cross rolling mill of described working roll is applicable to the working roll of the paired cross rolling mill of hot fine rolling unit working roll with cross head and the interconnection of backing roll is used, comprise cross head body 3, be arranged at the combined type working roll arc that cross head body 3 is used for connecting working roll, be arranged at combined type backing roll arc and mortar panel that cross head body 3 is used for connecting backing roll, it is characterized in that described combined type working roll arc is made of working roll cross head panel 1 and the working roll cross head arc plate 2 that is arranged at working roll cross head panel 1 back.
According to the paired cross rolling mill cross head of a kind of working roll of the present utility model, it is characterized in that described combined type backing roll arc is made of the backing roll cross head arc plate (5) at backing roll cross head panel member (4) and back thereof.
According to the paired cross rolling mill cross head of a kind of working roll of the present utility model, it is characterized in that, between the working roll cross head panel of described combined type working roll arc and working roll cross head arc plate, establish stainless steel gasket.
According to the paired cross rolling mill cross head of a kind of working roll of the present utility model, it is characterized in that described backing roll cross head panel member 4 is made of two backing roll cross head panels 7.
According to the paired cross rolling mill cross head of a kind of working roll of the present utility model, it is characterized in that described combined type working roll arc is made of separably working roll cross head panel 1 and the working roll cross head arc plate 2 that is arranged at working roll cross head panel 1 back.
According to the paired cross rolling mill cross head of a kind of working roll of the present utility model, it is characterized in that the described backing roll cross head panel member 4 of described combined type working roll arc and the backing roll cross head arc plate 5 at its back consist of separably.
According to the utility model, combined type working roll arc is made of working roll cross head panel 1 and working roll cross head arc plate 2.Working roll cross head panel 1 adopts the 42CrMo material to improve anti-wear performance, and working roll cross head arc plate 2 adopts the siliconising copper materials, can reduce and cross head body 3 between coefficient of friction, can improve again the intensity of working roll cross head arc plate 2.
Combined type backing roll arc is made of backing roll cross head panel member 4 and backing roll cross head arc plate 5, and wherein for easy to process, backing roll cross head panel member 4 is made of two backing roll cross head panels 7.Backing roll cross head panel 7 adopts the 42CrMo materials to improve anti-wear performances, and backing roll cross head arc plate 5 adopts the siliconising copper materials, can reduce and cross head body 3 between coefficient of friction, can improve again the intensity of backing roll cross head arc plate 5.
In use, after contact site such as the arc of cross head weares and teares, can between the panel of the compound arcuate plate of corresponding site and arc plate, set up stainless steel gasket, remedy wear extent, guarantee the zero-bit of cross head, and then guaranteed the precision of equipment, reduced maintenance difficulties and the maintenance of cross head.
A kind of novel crossed head that relates to according to the utility model, the arc of cross head is changed to composite construction, its panel adopts more wear-resisting 42CrMo material, and circular arc sheet material is less with coefficient of friction and siliconising copper material with higher hardness, so both reduce arc plate to the wearing and tearing of cross head body and the wearing and tearing of panel, reduced again cost and the maintenance difficulties of spare part.After cross head is worn and torn, can be compensated by between the compound arcuate plate, setting up stainless steel gasket, it is convenient to implement, and is lowered into maintenance difficulties and maintenance to cross rolling mill.The cross head of this structure can be by the stainless steel gasket between independent extension supporting roller and the working roll compound arcuate plate, remedies backing roll cross head and the working roll cross head inconsistent situation of wearing and tearing.Can effectively avoid since the wearing and tearing of working roll and backing roll cross head position inconsistent after, and need to change the situation of whole body.
Description of drawings
Figure 1A, B are respectively the paired cross rolling mill of work on hand roller cross head structural front view and side view.
The paired cross rolling mill of Fig. 2 the utility model working roll cross head structural representation.
Fig. 3 A, B are respectively the utility model backing roll cross head compound arcuate plate structure front view and side view.
Fig. 3 C, D are respectively the utility model backing roll cross head compound arcuate plate structure cutaway view and stereogram.
Fig. 4 A, B are respectively the utility model working roll cross head compound arcuate plate structure front view, side view.
Fig. 5 is that the paired cross rolling mill of working roll uses view with cross head.
Among the figure, 1 working roll cross head panel, 2 working roll cross head arc plates, 3 cross head bodies, 4 backing roll cross head panel members, 5 backing roll cross head arc plates, 6 mortar panels, 7 backing roll cross head panels.8,9 are respectively upper and lower backing roll, and 10,11 are respectively upper and lower working roll.
The specific embodiment
Embodiment
The paired cross rolling mill cross head of a kind of working roll, the paired cross rolling mill of described working roll is applicable to the interconnection usefulness of working roll and the backing roll of the paired cross rolling mill of hot fine rolling unit working roll with cross head, comprises cross head body 3, is arranged at combined type working roll arc that cross head body 3 is used for connecting working roll, is arranged at combined type backing roll arc and mortar panel that cross head body 3 is used for connecting backing roll.Described combined type working roll arc is made of separably working roll cross head panel 1 and the working roll cross head arc plate 2 that is arranged at working roll cross head panel 1 back.
Described combined type backing roll arc is made of separably the backing roll cross head arc plate (5) at backing roll cross head panel member (4) and back thereof.
In addition, between the working roll cross head panel of described combined type working roll arc and working roll cross head arc plate, establish stainless steel gasket. described backing roll cross head panel member 4 is made of two backing roll cross head panels 7.
According to the paired cross rolling mill cross head of a kind of working roll of the present utility model, it is characterized in that described combined type working roll arc is made of separably working roll cross head panel 1 and the working roll cross head arc plate 2 that is arranged at working roll cross head panel 1 back.
According to the paired cross rolling mill cross head of a kind of working roll of the present utility model, it is characterized in that the described backing roll cross head panel member 4 of described combined type working roll arc and the backing roll cross head arc plate 5 at its back consist of separably.
According to the utility model, combined type working roll arc is made of working roll cross head panel 1 and working roll cross head arc plate 2.Panel 1 adopts the 42CrMo material to improve anti-wear performance, and arc plate 2 adopts the siliconising copper materials, can reduce and cross head body 3 between coefficient of friction, can improve again the intensity of arc plate 2.
Combined type backing roll arc is made of backing roll cross head panel member 4 and backing roll cross head arc plate 5, and wherein for easy to process, backing roll cross head panel member 4 is made of two backing roll cross head panels 7.Backing roll cross head panel 7 adopts the 42CrMo materials to improve anti-wear performances, and backing roll cross head arc plate 5 adopts the siliconising copper materials, can reduce and cross head body 3 between coefficient of friction, can improve again the intensity of backing roll cross head arc plate 5.
In use, after contact site such as the arc of cross head weares and teares, can between the panel of the compound arcuate plate of corresponding site and arc plate, set up stainless steel gasket, remedy wear extent, guarantee the zero-bit of cross head, and then guaranteed the precision of equipment, reduced maintenance difficulties and the maintenance of cross head.
The paired cross rolling mill cross head of the working roll that the utility model relates to is used at present at the scene, and maintenance difficulties is little, and is easy to adjust, prolonged simultaneously spare part in machine service life, reduced maintenance cost, result of use is good.After existing spare part is carried out simple modifications, just can realize this structure cross head, no matter for newly-built product line, or the existing line that produces improves, and all has the prospect of being widely used.
Claims (6)
1. paired cross rolling mill cross head of working roll, the paired cross rolling mill of described working roll is applicable to the working roll of the paired cross rolling mill of hot fine rolling unit working roll with cross head and the interconnection of backing roll is used, comprise cross head body (3), be arranged at cross head body (3), be used for connecting working roll combined type working roll arc, be arranged at cross head body (3), be used for connecting combined type backing roll arc and the mortar panel of backing roll, it is characterized in that
Described combined type working roll arc is made of working roll cross head panel (1) and the working roll cross head arc plate (2) that is arranged at working roll cross head panel (1) back.
2. the paired cross rolling mill cross head of a kind of working roll as claimed in claim 1 is characterized in that, described combined type backing roll arc is made of the backing roll cross head arc plate (5) at backing roll cross head panel member (4) and back thereof.
3. the paired cross rolling mill cross head of a kind of working roll as claimed in claim 1 is characterized in that, establishes stainless steel gasket between the working roll cross head panel of described combined type working roll arc and working roll cross head arc plate.
4. the paired cross rolling mill cross head of a kind of working roll as claimed in claim 2 is characterized in that, described backing roll cross head panel member (4) is made of two backing roll cross head panels (7).
5. the paired cross rolling mill cross head of a kind of working roll as claimed in claim 2, it is characterized in that described combined type working roll arc is made of separably working roll cross head panel (1) and the working roll cross head arc plate (2) that is arranged at working roll cross head panel (1) back.
6. the paired cross rolling mill cross head of a kind of working roll as claimed in claim 4, it is characterized in that described combined type backing roll arc is made of separably the backing roll cross head arc plate (5) at described backing roll cross head panel member (4) and its back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320088997 CN203253716U (en) | 2013-02-27 | 2013-02-27 | Crossover head used for rolling mill with crossed and paired work rolls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320088997 CN203253716U (en) | 2013-02-27 | 2013-02-27 | Crossover head used for rolling mill with crossed and paired work rolls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203253716U true CN203253716U (en) | 2013-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320088997 Expired - Lifetime CN203253716U (en) | 2013-02-27 | 2013-02-27 | Crossover head used for rolling mill with crossed and paired work rolls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203253716U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994467A (en) * | 2016-01-22 | 2017-08-01 | 宝山钢铁股份有限公司 | A kind of PC rolling mill cross roller system transposition precision on-line monitoring method |
-
2013
- 2013-02-27 CN CN 201320088997 patent/CN203253716U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994467A (en) * | 2016-01-22 | 2017-08-01 | 宝山钢铁股份有限公司 | A kind of PC rolling mill cross roller system transposition precision on-line monitoring method |
| CN106994467B (en) * | 2016-01-22 | 2018-10-02 | 宝山钢铁股份有限公司 | A kind of PC rolling mill cross roller system transposition precision on-line monitoring method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131030 |
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| CX01 | Expiry of patent term |