CN110000350A - A kind of casting crystallization roll - Google Patents
A kind of casting crystallization roll Download PDFInfo
- Publication number
- CN110000350A CN110000350A CN201910425371.7A CN201910425371A CN110000350A CN 110000350 A CN110000350 A CN 110000350A CN 201910425371 A CN201910425371 A CN 201910425371A CN 110000350 A CN110000350 A CN 110000350A
- Authority
- CN
- China
- Prior art keywords
- copper sheathing
- central spindle
- convex
- slab
- copper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0637—Accessories therefor
- B22D11/068—Accessories therefor for cooling the cast product during its passage through the mould surfaces
Abstract
The present invention provides a kind of casting crystallization roll and is made of copper sheathing and central spindle, and copper sheathing and central spindle are interference fitted, and are assembled together by hot charging, and copper sheathing lateral aperture is linked together with central spindle end face by countersunk head fitting bolt, serves and transmits torque；After copper sheathing and steel contacts, contact site can be expanded, and convex-concave slot can reduce the thermal stress of copper sheathing outer surface, extend the service life of copper sheathing；Copper sheathing is connect with central spindle using fitting bolt, realizes transmitting torque, solves the problems, such as that copper sheathing expanded by heating interference reduction can not transmit torque；Copper sheathing is cooled down using ring dress cooling water inside copper sheathing, it is possible to reduce the transversal crack of slab solves the problems, such as the disconnected band of slab, improves slab quality.
Description
Technical field
The present invention relates to strip continuous casting technology fields, specifically, more particularly to a kind of casting crystallization roll.
Background technique
A kind of thin strap continuous casting: continuous casting steel machine of nearly end form | ironmaking technology, its direct pouring thickness 15mm strip below
Base, no longer hot rolling and direct cold rolling are at band.
Traditional casting crystallization roll causes crystallization roll copper sheathing surface there are temperature gradient due to inhomogeneous cooling, and slab generates
Transversal crack, break band frequent occurrence, it is difficult to stablize continuous production.
The water cooling copper sleeve of casting crystallization roll, it is desirable that thermal deformation is small, hardness is high, thermal conductivity is good.Foreign countries are made of beryllium ambrose alloy,
The price is very expensive.But due to beryllium element severe toxicity, foreign countries have forbidden producing beryllium ambrose alloy, and China will also completely forbid manufacture and contain beryllium
Copper.
Summary of the invention
According to technical problem set forth above, and provides and a kind of develop new copper sheathing knot using existing Cu alloy material
Structure meets requirement, substitutes beryllium ambrose alloy, it is ensured that and it is environmental-friendly, and further decrease the casting crystallization of crystallization roll manufacturing cost
Roller.
The technological means that the present invention uses is as follows:
A kind of casting crystallization roll, comprising:
Central spindle and set are as the copper sheathing in central spindle；
Copper sheathing and central spindle are interference fitted, and are assembled together by hot charging, copper sheathing lateral aperture is reamed with central spindle end face by countersunk head
It is bolted together, plays transmitting torque；
Copper sheathing surface is the convex-concave outer surface that several convex-concave slots are constituted；
The extending direction of convex-concave slot and the center axis extension direction of copper sheathing are identical；
Copper sleeve inner hole wall processes the annular groove of several radial depressions；
Central spindle is internally provided with cooling water flow conduits, and is located at copper sheathing rigging position and is provided with and the annular groove of copper sheathing company
It is logical, ultimately form the dynamic cooling of annular cooling water circulation.
After copper sheathing of the present invention and steel contacts by adopting the above technical scheme, contact site can be expanded, and convex-concave slot can
To reduce the thermal stress of copper sheathing outer surface, extend the service life of copper sheathing；Copper sheathing is connect with central spindle using fitting bolt, is realized and is passed
Torque delivery solves the problems, such as that copper sheathing expanded by heating interference reduction can not transmit torque；It is formed inside copper sheathing by annular groove
Cooling water ring copper sheathing is cooled down, it is possible to reduce the transversal crack of slab solves the problems, such as the disconnected band of slab, improves slab matter
Amount.
Compared with the prior art, the invention has the following advantages that
1. copper sheathing uses new construction, surface thermal stress is reduced, solves the problems, such as quick abrasion.
2. copper sheathing material uses chromium-zirconium-copper, environmentally friendly, manufacturing cost is reduced.
3. using ring dress cooling inside copper sheathing, cooling uniformly, changes slab quality, solution resolution is with problem.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is overall structure stereoscopic schematic diagram of the present invention.
Fig. 2 is the top view of copper sheathing of the invention.
Fig. 3 is Fig. 2A-A cross-sectional view.
Fig. 4 is enlarged drawing at the B of the part Fig. 2.
Fig. 5 is copper sheathing stereoscopic schematic diagram of the invention.
In figure: 1 is central spindle, and 2 be copper sheathing, and 21 be annular groove, and 22 be copper sheathing fixation hole, and 23 be convex-concave slot.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, instead of all the embodiments.It is real to the description of at least one exemplary embodiment below
It is merely illustrative on border, never as to the present invention and its application or any restrictions used.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to exemplary embodiments of the present invention.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be clear that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.Technology known for person of ordinary skill in the relevant, side
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, appointing should be construed as merely illustratively to occurrence, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
In the description of the present invention, it is to be understood that, the noun of locality such as " front, rear, top, and bottom, left and right ", " it is laterally, vertical,
Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System, is merely for convenience of description of the present invention and simplification of the description, in the absence of explanation to the contrary, these nouns of locality do not indicate that
It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage
Solution is limiting the scope of the invention: the noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under its device or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of invention protection scope.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, the present invention provides a kind of casting crystallization rolls, comprising:
Central spindle 1 and set are as the copper sheathing 2 in central spindle 1；
The copper sheathing 2 is interference fitted with central spindle 1, is assembled together by hot charging, 2 lateral aperture 22 of copper sheathing and 1 end face of central spindle
It is linked together by countersunk head fitting bolt, plays transmitting torque；
2 surface of copper sheathing is the convex-concave outer surface that several convex-concave slots 23 are constituted；
The extending direction of the convex-concave slot 23 is identical as the center axis extension direction of copper sheathing 2；
2 inner hole wall of copper sheathing processes the annular groove 21 of several radial depressions；
The central spindle 1 is internally provided with cooling water flow conduits, and is located at 2 rigging position of copper sheathing and is provided with the annular with copper sheathing 2
Groove 21 is connected to, and ultimately forms the dynamic cooling of annular cooling water circulation.
After copper sheathing of the present invention 2 and steel contacts by adopting the above technical scheme, contact site can be expanded, convex-concave slot 23
The thermal stress of 2 outer surface of copper sheathing can be reduced, the service life of copper sheathing 2 is extended；Copper sheathing 2 is connect with central spindle 1 using fitting bolt,
It realizes transmitting torque, solves the problems, such as that copper sheathing expanded by heating interference reduction can not transmit torque；It is recessed by annular inside copper sheathing 2
The cooling water ring that slot 21 is formed cools down copper sheathing 2, it is possible to reduce the transversal crack of slab solves the problems, such as the disconnected band of slab, mentions
High slab quality.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (1)
1. a kind of casting crystallization roll characterized by comprising
Central spindle 1 and set are as the copper sheathing 2 in central spindle 1；
The copper sheathing 2 is interference fitted with central spindle 1, is assembled together by hot charging, 2 lateral aperture 22 of copper sheathing is with 1 end face of central spindle by sinking
Head fitting bolt links together, and plays transmitting torque；
2 surface of copper sheathing is the convex-concave outer surface that several convex-concave slots 23 are constituted；
The extending direction of the convex-concave slot 23 is identical as the center axis extension direction of copper sheathing 2；
2 inner hole wall of copper sheathing processes the annular groove (21) of several radial depressions；
The central spindle 1 is internally provided with cooling water flow conduits, and is located at 2 rigging position of copper sheathing and is provided with the annular groove with copper sheathing 2
(21) it is connected to, ultimately forms the dynamic cooling of annular cooling water circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910425371.7A CN110000350A (en) | 2019-05-21 | 2019-05-21 | A kind of casting crystallization roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910425371.7A CN110000350A (en) | 2019-05-21 | 2019-05-21 | A kind of casting crystallization roll |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110000350A true CN110000350A (en) | 2019-07-12 |
Family
ID=67177580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910425371.7A Pending CN110000350A (en) | 2019-05-21 | 2019-05-21 | A kind of casting crystallization roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110000350A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842027A (en) * | 2019-12-12 | 2020-02-28 | 张家港保税区中天机电设备有限公司 | Roller for aluminum casting and rolling |
| WO2023000522A1 (en) * | 2021-07-21 | 2023-01-26 | 安泰非晶科技有限责任公司 | Cooling roller and fitting method therefor |
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| JP2017024025A (en) * | 2015-07-17 | 2017-02-02 | 新日鐵住金株式会社 | Cooling drum for both drum type continuous casting device, both drum type continuous casting device and production method of thin cast piece |
| CN107052288A (en) * | 2017-06-28 | 2017-08-18 | 青岛云路先进材料技术有限公司 | A kind of chill roll |
| JP2017192968A (en) * | 2016-04-21 | 2017-10-26 | 新日鐵住金株式会社 | Cast strip production facility and cast strip production method |
| CN207857802U (en) * | 2018-02-05 | 2018-09-14 | 辽阳宝鼎带钢有限公司 | A kind of thin band continuous casting crystallization roller |
| CN109047690A (en) * | 2018-08-28 | 2018-12-21 | 中冶赛迪工程技术股份有限公司 | A kind of efficient cooling type twin-roll thin strip chill roll |
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2019
- 2019-05-21 CN CN201910425371.7A patent/CN110000350A/en active Pending
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| US4865117A (en) * | 1985-10-11 | 1989-09-12 | Battelle Development Corporation | Direct strip casting on grooved wheels |
| EP0278202B1 (en) * | 1987-02-10 | 1991-12-27 | MANNESMANN Aktiengesellschaft | Installation for continuous casting of fine metal strands, especially steel |
| WO1993008941A1 (en) * | 1991-11-06 | 1993-05-13 | Davy Mckee (Poole) Limited | A roll for a twin roll caster |
| JPH05253648A (en) * | 1992-03-13 | 1993-10-05 | Kobe Steel Ltd | Cooling roll for strip continuous casting apparatus |
| US5469909A (en) * | 1992-12-22 | 1995-11-28 | Mitsubishi Jukogyo Kabushiki Kaisha | Cooling drum for a continuous casting system and method for manufacturing the same |
| JPH07214250A (en) * | 1994-02-08 | 1995-08-15 | Kawasaki Steel Corp | Cooling roll for manufacturing rapidly solidified thin metal strip |
| JPH07314098A (en) * | 1994-05-27 | 1995-12-05 | Kawasaki Steel Corp | Cooling roll for producing rapid cooled metal strip |
| CN1063368C (en) * | 1995-05-05 | 2001-03-21 | 石川岛播磨重工业株式会社 | Method and appts. for casting steel strip |
| JPH09103850A (en) * | 1995-10-11 | 1997-04-22 | Nippon Steel Corp | Recessed part forming method for cooling roll of thin slab casting machine |
| US5887644A (en) * | 1996-02-16 | 1999-03-30 | Ishikawa Jima-Harima Heavy Industries Company Limited | Roll cooling structure for twin roll continuous caster |
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| CN2508876Y (en) * | 2001-11-02 | 2002-09-04 | 浙江朝日科磁业有限公司 | Concavo-convex cooling roller |
| CN2582783Y (en) * | 2002-12-19 | 2003-10-29 | 宝山钢铁股份有限公司 | Crystalline roll used for thin belt continuous casting |
| CN2754774Y (en) * | 2004-11-30 | 2006-02-01 | 宝山钢铁股份有限公司 | Circular fractional continous cold thin band casting and crystallizing roller |
| WO2008106744A1 (en) * | 2007-03-07 | 2008-09-12 | Bluescope Steel Limited | Method for controlling thickness profile of strip |
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| JP2010158706A (en) * | 2009-01-09 | 2010-07-22 | Mitsubishi-Hitachi Metals Machinery Inc | Roll type continuous casting machine |
| CN201669389U (en) * | 2010-05-18 | 2010-12-15 | 南昌市南方连铸工程有限责任公司 | Swirling flow tank type crystallization roller |
| CN201940564U (en) * | 2010-12-30 | 2011-08-24 | 一重集团大连设计研究院有限公司 | Crystallization roller distributed with axial cooling water holes in roller sleeve wall |
| JP2017024025A (en) * | 2015-07-17 | 2017-02-02 | 新日鐵住金株式会社 | Cooling drum for both drum type continuous casting device, both drum type continuous casting device and production method of thin cast piece |
| JP2017192968A (en) * | 2016-04-21 | 2017-10-26 | 新日鐵住金株式会社 | Cast strip production facility and cast strip production method |
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| CN207857802U (en) * | 2018-02-05 | 2018-09-14 | 辽阳宝鼎带钢有限公司 | A kind of thin band continuous casting crystallization roller |
| CN109047690A (en) * | 2018-08-28 | 2018-12-21 | 中冶赛迪工程技术股份有限公司 | A kind of efficient cooling type twin-roll thin strip chill roll |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842027A (en) * | 2019-12-12 | 2020-02-28 | 张家港保税区中天机电设备有限公司 | Roller for aluminum casting and rolling |
| WO2023000522A1 (en) * | 2021-07-21 | 2023-01-26 | 安泰非晶科技有限责任公司 | Cooling roller and fitting method therefor |
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