CN205926601U - Roller body of roll structure in middle of UCM rolling mill - Google Patents
Roller body of roll structure in middle of UCM rolling mill Download PDFInfo
- Publication number
- CN205926601U CN205926601U CN201620935413.3U CN201620935413U CN205926601U CN 205926601 U CN205926601 U CN 205926601U CN 201620935413 U CN201620935413 U CN 201620935413U CN 205926601 U CN205926601 U CN 205926601U
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- CN
- China
- Prior art keywords
- roll
- neck section
- section body
- big
- roll neck
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a roller body of roll structure in middle of UCM rolling mill, its structure includes the small roller footpath section body of roll and the big roller footpath section body of roll, the perpendicular connection of section of the one end of the small roller footpath section body of roll and the big roller footpath section body of roll, the both ends of the big roller footpath section body of roll are equipped with first chamfer, the tip and the big roller of the small roller footpath section body of roll directly are equipped with the second chamfer in a section body of roll section junction, the diameter of second chamfer is R1000mm, the diameter of the small roller footpath section body of roll is less than the minimum working diameter of the big roller footpath section body of roll. Through the improvement to roller project organization in the middle of conventional, reduced middle roller abrasive machining volume, reduced the chamfer abrasive machining degree of difficulty. Roller body of roll intermediate position stress concentration avoids producing defects such as roll crackle, surfacial spalling in the middle of effectively preventing simultaneously.
Description
Technical field
This utility model is related to a kind of roll, specifically UCM rolling-mill middle roller body of roll structure.
Background technology
UCM milling train, by means of the axially displaced technology of intermediate calender rolls, on the one hand makes the bending of working roll and flattening all slow down,
Another aspect working roll is not in contact with strip side portion position with intermediate calender rolls, eliminates intermediate calender rolls with working roll at strip side position
The unwanted contact put, forms high rigidity roll gap, has stronger Strip Shape Control ability, and it is cold to reach improvement under certain condition
Roll the purpose of thin plate side fall.
Intermediate calender rolls body of roll part is divided into little roll neck section and big roll neck section, and the big roll neck section body of roll is contacted with working roll, backing roll,
Participate in roll-force transmission；The little roll neck section body of roll is not contacted with working roll, backing roll in roller system, is in vacant state.Routine sets
In meter, little roll neck section barrel diameter is essentially identical with big roll neck section barrel diameter, adopts circular arc chamfering to connect between two sections.This
The roll integral rigidity of construction featuress is big, but requires synchronous grinding, the grinding with the big roll neck section body of roll every time of the little roll neck section body of roll
Processing capacity is big, and the chamfering grinding difficulty connecting between two sections is especially big, and chamfering precision is difficult to ensure that, the big roll neck section body of roll falls
Angular breadth is difficult to determine.
Utility model content
The purpose of this utility model is to provide a kind of UCM rolling-mill middle roller body of roll structure, by setting to conventional intermediate calender rolls
The improvement of meter structure, decreases intermediate calender rolls grinding amount, reduces chamfering grinding difficulty.Centre can effectively be prevented simultaneously
Roller body of roll crossover position stress concentration, it is to avoid produce the defects such as roll crack, surface peeling.
The technical scheme in the invention for solving the technical problem is：UCM rolling-mill middle roller body of roll structure, its knot
Structure includes the little roll neck section body of roll and the big roll neck section body of roll, is hung down with the section of the big roll neck section body of roll in one end of the described little roll neck section body of roll
Direct-connected connect, the two ends of the described big roll neck section body of roll are provided with the first chamfering, the end of the described little roll neck section body of roll and big roll neck section roller
Body section junction is provided with the second chamfering, a diameter of R1000mm of described second chamfering, and the diameter of the described little roll neck section body of roll is little
In big roll neck section body of roll minimum working diameter.
Further, the computing formula of described little roll neck section barrel diameter is：D=D ' × 98%, described d is little roll neck section roller
Body diameter, described D ' is big roll neck section body of roll minimum working diameter.
Further, the computing formula of described little roll neck section barrel diameter is：D=D × (1- ε) × 98%, described d are pony roll
Footpath section barrel diameter, described D is big roll neck section barrel diameter, and described ε is roll loaded vehicle rate.
Further, the free end of the described little roll neck section body of roll is provided with bearing block.
The beneficial effects of the utility model are：
1st, it is not necessary to the grinding that little roll neck section is repeated in the intermediate calender rolls course of processing, decrease grinding
Amount.
2nd, because the big roll neck body of roll is to be connected by circular arc chamfering with vertical cross section, chamfering width is in each grinding process
Immobilize, simplify chamfering grinding and control difficulty.
3rd, because the little roll neck section body of roll does not need to repeat to process, eliminate its circular arc chamfering with vertical cross section of processing.
Brief description
Fig. 1 is the structural representation of roll in prior art；
Fig. 2 is body of roll structural representation of the present utility model；
Fig. 3 is partial enlarged drawing.
In figure：The 1 little roll neck section body of roll, the 2 big roll neck section bodies of roll, 3 first chamferings, 4 bearing blocks, 5 second chamferings, the little roll neck of d
Section barrel diameter, D big roll neck section barrel diameter, D ' big roll neck section body of roll minimum working diameter.
Specific embodiment
With reference to Figure of description, UCM rolling-mill middle roller body of roll structure of the present utility model is described in detail below.
As shown in Figure 2 and Figure 3, UCM rolling-mill middle roller body of roll structure of the present utility model, its structure includes little roll neck section roller
Body 1 and the big roll neck section body of roll 2, one end of the described little roll neck section body of roll 1 is connected with the cross section perpendicular of the big roll neck section body of roll 2, described
The two ends of the big roll neck section body of roll 2 are provided with the first chamfering 3, and the end of the described little roll neck section body of roll 1 is with the big roll neck section body of roll 2 section even
The place of connecing is provided with the second chamfering 5, and a diameter of R1000mm of described second chamfering 5, described little roll neck section barrel diameter d are less than big roller
Footpath section body of roll minimum working diameter D '.
The computing formula of described little roll neck section barrel diameter is：D=D ' × 98%, described d is little roll neck section barrel diameter,
Described D ' is big roll neck section body of roll minimum working diameter.During grinding, eliminate the grinding every time to little roll neck section
Journey.
The computing formula of described little roll neck section barrel diameter is：D=D × (1- ε) × 98%, described d are little roll neck section roller
Body diameter, described D is big roll neck section barrel diameter, and described ε is roll loaded vehicle rate.
The free end of the described little roll neck section body of roll 1 is provided with bearing block 4.
It is connected using circular arc-straight line-circular arc chamfering transition between its little roll neck section body of roll and big roll neck section body of roll, grinding adds
Man-hour only needs the circular arc chamfering on the grinding big roll neck section body of roll, reduces chamfer machining difficulty.
The comprising the following steps that of above-mentioned improved processing technique：
1), during first time processing roll, using lathe, the little roll neck section body of roll is processed, is first worked into roll unskilled labourer
Make diameter D '=D × (1- ε), between big roll neck Duan Yu little roll neck section, form vertical cross section.
2) be continuing with the lathe process little roll neck section body of roll, be machined to little roll neck section barrel diameter d=D ' × 98%=D ×
(1- ε) × 98%, between the little roll neck section body of roll and above-mentioned vertical cross section, in smoothing junction by Machining Arc chamfering.
3) after, roll can put into normal use：Every time after machine under roll, using grinding machine, the big roll neck section body of roll is entered
Row grinding, and process the circular arc chamfering of the big roll neck section body of roll and vertical cross section it is not necessary to carry out to the little roll neck section body of roll again
Grinding.It is not necessary to the grinding that little roll neck section is repeated in the intermediate calender rolls course of processing, decrease grinding
Amount；Because the big roll neck body of roll is to be connected by circular arc chamfering with vertical cross section, chamfering width is fixed not in each grinding process
Become, simplify chamfering grinding and control difficulty.Because the little roll neck section body of roll does not need to repeat to process, it is broken with vertical to eliminate processing
The circular arc chamfering in face.
The little roll neck section body of roll is adopted lathe turning to process (not needing to regrind in roll service phase to cut processing) by this body of roll, greatly
The roll neck section body of roll adopts grinding machine to process, and reduces chamfering grinding difficulty, effectively reduces intermediate calender rolls grinding amount, just
In being accurately positioned chamfering position, greatly reduce grinding difficulty, can effectively prevent the intermediate calender rolls body of roll crossover position from answering simultaneously
Power is concentrated, it is to avoid produce the defects such as roll crack, surface peeling.
The above, simply explain through diagrams some principles of the present utility model, and this specification is not intended to this practicality
New be confined in shown described concrete structure and the scope of application, therefore every corresponding modification being possible to be utilized and waiting
Jljl, belongs to the apllied the scope of the claims of this utility model.
In addition to technical characteristic described in description, remaining technical characteristic is technology known to those skilled in the art.
Claims (4)
1.UCM rolling-mill middle roller body of roll structure, is characterized in that, including the little roll neck section body of roll and the big roll neck section body of roll, described pony roll
One end of the footpath section body of roll is connected with the cross section perpendicular of the big roll neck section body of roll, and the two ends of the described big roll neck section body of roll are provided with first and fall
Angle, the end of the described little roll neck section body of roll and big roll neck section body of roll section junction are provided with the second chamfering, described second chamfering
A diameter of R1000mm, the diameter of the described little roll neck section body of roll is less than big roll neck section body of roll minimum working diameter.
2. UCM rolling-mill middle roller body of roll structure according to claim 1, is characterized in that, described little roll neck section barrel diameter
Computing formula be：D=D ' × 98%, described d is little roll neck section barrel diameter, and described D ' is the minimum work of the big roll neck section body of roll
Diameter.
3. UCM rolling-mill middle roller body of roll structure according to claim 1, is characterized in that, described little roll neck section barrel diameter
Computing formula be：D=D × (1- ε) × 98%, described d are little roll neck section barrel diameter, and described D is that the big roll neck section body of roll is straight
Footpath, described ε is roll loaded vehicle rate.
4. UCM rolling-mill middle roller body of roll structure according to claim 1, is characterized in that, the described little roll neck section body of roll from
Bearing block is provided with by end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620935413.3U CN205926601U (en) | 2016-08-25 | 2016-08-25 | Roller body of roll structure in middle of UCM rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620935413.3U CN205926601U (en) | 2016-08-25 | 2016-08-25 | Roller body of roll structure in middle of UCM rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205926601U true CN205926601U (en) | 2017-02-08 |
Family
ID=57951756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620935413.3U Expired - Fee Related CN205926601U (en) | 2016-08-25 | 2016-08-25 | Roller body of roll structure in middle of UCM rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205926601U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605129A (en) * | 2020-11-23 | 2021-04-06 | 广西钢铁集团有限公司 | Intermediate roll of six-roll mill |
| CN113399464A (en) * | 2021-06-15 | 2021-09-17 | 山西太钢不锈钢股份有限公司 | Roller and rolling mill and application thereof |
-
2016
- 2016-08-25 CN CN201620935413.3U patent/CN205926601U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605129A (en) * | 2020-11-23 | 2021-04-06 | 广西钢铁集团有限公司 | Intermediate roll of six-roll mill |
| CN113399464A (en) * | 2021-06-15 | 2021-09-17 | 山西太钢不锈钢股份有限公司 | Roller and rolling mill and application thereof |
| CN113399464B (en) * | 2021-06-15 | 2023-05-09 | 山西太钢不锈钢股份有限公司 | Roller, rolling mill and application thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190825 |