CN102873292B - A guide roller - Google Patents
A guide roller Download PDFInfo
- Publication number
- CN102873292B CN102873292B CN201210246376.1A CN201210246376A CN102873292B CN 102873292 B CN102873292 B CN 102873292B CN 201210246376 A CN201210246376 A CN 201210246376A CN 102873292 B CN102873292 B CN 102873292B
- Authority
- CN
- China
- Prior art keywords
- main body
- roller main
- guide reel
- passage
- connecting portion
- 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.)
- Expired - Fee Related
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
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
-
- 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
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
- B22D11/055—Cooling the moulds
-
- 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
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/128—Accessories for subsequent treating or working cast stock in situ for removing
- B22D11/1287—Rolls; Lubricating, cooling or heating rolls while in use
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
- F16C13/02—Bearings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rolls And Other Rotary Bodies (AREA)
- Continuous Casting (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a guide roller disposed on a segment of a continuous casting apparatus, the guide roller comprising a plurality of separated roller bodies which comprise channels disposed therein and allow coolant to pass through the channels, a plurality of coupling parts which connect the ends of the roller bodies for allowing simultaneous rotation of the roller bodies and have a preset axial length for allowing axial movement of the roller bodies, and a plurality of supporting parts which are disposed on the segment, each supporting part comprising bearings arranged therein in order for supporting roller bodies rotatably.
Description
The cross reference of related application
The application requires to be committed on July 15th, 2011 priority of the korean patent application No.10-2011-0070205 of Department of Intellectual Property of Korea S, and the disclosure of this korean patent application mode is by reference included in herein.
Technical field
The present invention relates to a kind of for guide the guide reel of movement of foundry goods (casting) at continuous casting equipment, more specifically, relate to a kind of guide reel with improved syndeton, to prevent refrigerant leaks and to increase the load-carrying ability (load capacity) of mobile foundry goods.
Background technology
Continuous casting equipment is cast molten steel continuously to have reservation shape, and it is solidified and there is no defect.Fig. 1 shows the schematic diagram of continuous casting process in association area.
Referring to Fig. 1, a continuous casting equipment comprises: a pouring ladle (ladle) 10, and it is contained in the molten steel of refining in steel making technology; A tundish (tundish) 20, it receives molten steel and temporarily stores molten steel by being connected to the nozzle of pouring ladle 10; A mould 30, it receives from the molten steel of tundish 20 and makes at first described solidification of molten steel to have reservation shape; And, a cooling line 40, it is placed in described mould 30 belows with the cooling steel plate S not solidifying completely, and comprises that multiple tactic sections (segment) 50 are to carry out series of process, such as bending and aligning.
Each section 50 comprises upper bracket (girder) 52 and lower carriage 54 at upside and the downside of foundry goods portable cord.On upper bracket 52 and lower carriage 54, be provided with guide reel 60.
Guide reel 60 directly contacts foundry goods to transmit and cooling foundry goods.
For this reason, guide reel 60 is included in the passage in guide reel, to allow cooling agent to pass through described passage.
Fig. 2 shows the stereogram of the guide reel in association area.Fig. 3 shows the stereogram of the connecting portion (connecting part) of the guide reel of Fig. 2.Fig. 4 shows the sectional view of the connecting portion of Fig. 3.
Referring to Fig. 2 to 4, the guide reel 60 in upper bracket 52 and the lower carriage 54 of Fig. 1 is spaced apart from each other with preset distance, and the connecting portion 63 of upper guide reel 60 can depart from the connecting portion 63 of lower guide reel 60.
Each guide reel 60 comprises discrete roller main body 62, and the connecting portion of roller main body 62 is supported by the bearing 72 that is placed in support portion 70 and rotate with it.
Roller main body 62 comprises passage 64 separately, and the respective channel 64 of roller main body 62 is connected to each other by insert member 66.Cooling agent can move along the passage being connected 64 of roller main body 62.O shape ring 67 is placed between insert member 66 and passage 64, also, and between insert member 66 and the inner circumferential surface of connecting portion 63, to guarantee sealing therebetween.
But in the case of overloading in the support portion 70 of guide reel 60, bearing 72 or connecting portion 63 may be damaged.In the time that connecting portion 63 is damaged, just may leak by the cooling agent that is placed in the passage 64 in this connecting portion 63.
Connecting portion 63 has the multiple trapezoidal shapes that are engaged with each other with occlusion structure (clutch structure), to allow described discrete roller main body 62 to rotate together.
But in the time that guide reel 60 experiences thermal expansion, the connecting portion 63 with multiple trapezoidal shapes also experiences thermal expansion, thereby allow to form gap between roller main body 62.Therefore, insert member 66 can be rotated with respect to the inner circumferential surface of connecting portion 63, damage thus O shape ring 67, thereby cooling agent may leak.
Summary of the invention
One aspect of the present invention provides a kind of following guide reel, and this guide reel comprises: be positioned at the multiple bearings on its connecting portion, to increase load-carrying ability; And, be attached to slidably multiple connecting portions each other, with the damage that prevents from causing due to thermal expansion.
According to an aspect of the present invention, provide the guide reel on an a kind of section that is arranged on continuous casting equipment, this guide reel comprises: multiple discrete roller main bodys, and described roller main body has the passage being located in roller main body, to allow cooling agent to pass through described passage; Multiple connection parts (coupling part), thus the end of described roller main body is engaged with each other and is rotated together by described connection part, and wherein said connection part has predetermined axial length to allow moving axially of described roller main body; And multiple support portions, are arranged on described section, each support portion comprises the bearing being sequentially arranged in wherein, to support rotationally described roller main body.
This guide reel can comprise: insert member, it is arranged on a passage corresponding to another passage, with described another channel connection, and in the outer part of described insert member, comprise that sealing is for sealing described passage.
Described connection part can comprise multiple uneven portions, described uneven portion axially gives prominence to or axial recess in the connecting portion of described roller main body, described uneven portion is the circumferential arrangement along described connecting portion with constant interval, and the corresponding uneven portion of described roller main body can engage.
Described support portion can comprise: a housing, and be attached to the side part of described section, and there is a through hole, the described connection part of described roller main body is through described through hole; A stop (catching) protuberance, is placed in described through hole, for the lateral surface of bearing described in stop; And multiple placement portions, are placed in the both sides that are positioned at described stop protuberance in described through hole, wherein said bearing is placed on described placement portion.
Brief description of the drawings
According to the following detailed description of carrying out by reference to the accompanying drawings, will more clearly understand above and other of the present invention aspect, feature and other advantages, in accompanying drawing:
Fig. 1 shows the schematic diagram of the continuous casting process of association area;
Fig. 2 shows the stereogram of the guide reel of association area;
Fig. 3 shows the stereogram of the connecting portion of the guide reel of Fig. 2;
Fig. 4 shows the sectional view of the connecting portion of Fig. 3;
Fig. 5 shows the front view of a section that comprises guide reel according to an embodiment of the invention;
Fig. 6 shows the stereogram of the guide reel of Fig. 5;
Fig. 7 shows the stereogram of the connecting portion of the guide reel of Fig. 5; And
Fig. 8 shows the sectional view of the connecting portion of Fig. 7.
Detailed description of the invention
Describe exemplary of the present invention in detail referring now to accompanying drawing.But the present invention can implement with multitude of different ways, and should not be construed as limited to the embodiment of illustrating herein.In the accompanying drawings, for object clearly, the shape and size of element may be exaggerated.In each accompanying drawing, similar Reference numeral represents similar element.
Fig. 5 shows the front view of a section that comprises guide reel according to an embodiment of the invention.Fig. 6 shows the stereogram of the guide reel of Fig. 5.Fig. 7 shows the stereogram of the connecting portion of the guide reel of Fig. 5.Fig. 8 shows the sectional view of the connecting portion of Fig. 7.
Referring to Fig. 5 to 8, be arranged on section 110 to transmit continuously foundry goods according to the guide reel 160 of this embodiment.In this position, foundry goods can be cooled.
Section 110 can comprise that in the portable cord above and below of foundry goods upper bracket 112 and lower carriage 114 are with supporting guide roller 160.
Upper bracket 112 and lower carriage 114 make guide reel 160 be spaced apart from each other with preset distance, and guide reel 160 can depart from the part being connected of downside with guide reel 160 in the part being connected of upside.
Each guide reel 160 is included in the passage 164 in roller main body 162, so that cooling agent is by described passage.Passage 164 can be connected to outside flexible pipe 122, and this outside flexible pipe 122 comprises the cooling agent supply section and the cooling agent discharge section that are arranged on passage sidepiece by swivel joint 120.
Cooling agent is supplied by inner flexible pipe 124, and this inner flexible pipe is connected to one of them of described roller main body 162.Then, cooling agent can, sequentially by being placed in the passage 164 in roller main body 162, then be discharged by the swivel joint 126 at guide reel 160 opposite sides and outside flexible pipe 128.
Each guide reel 160 can comprise discrete roller main body 162.For example, the rotation together thereby described discrete roller main body 162 can be engaged with each other.
Roller main body 162 can be supported rotationally by support portion 170, and this support portion is included in the bearing 172 and 174 on the connecting portion 163 of roller main body 162 or on the end of roller main body 162.
For example, the roller main body 162 of formation guide reel 160 can comprise the first roller main body 162b, second roller main body 162a and the 3rd roller main body 162c of the centre that is placed in one.Second roller main body 162a and the 3rd roller main body 162c are placed in the both sides of the first roller main body 162b.But the quantity that forms the roller main body 162 of guide reel 160 is not limited particularly, is changeable.
Passage 164 can communicate with each other in roller main body 162.
Passage 164 corresponding to roller main body 162 each other can interconnect by insert member 166.Insert member 166 can be placed between passage 164, the path moving through to connect cooling agent.
Insert member 166 can have its middle body and have the shape of the pipe of longitudinal hole, to allow cooling agent to pass through it.
Sealing can be placed on the external peripheral surface of two ends of insert member 166, with seal channel 164.
Sealing can comprise the sunk part of the external peripheral surface that is placed in insert member 166.Containment member, for example, O shape ring 167, can be placed in the inner surface of described sunk part with close contact seal channel 164.
End corresponding to roller main body 162 each other can be engaged with each other.Therefore, be convenient to sliding axially of roller main body 162, and limit its rotation.
Thus, between roller main body 162, do not exist and relatively rotate, thereby can prevent that close contact from rotating the O shape ring 167 of passage 164 connected to one another roller main body 162 with respect to roller main body 162.
Therefore, can prevent 167 slips or compressed of O shape ring, can prevent thus O shape annular strain and break.
The central external peripheral surface of insert member 166 can be recessed, and its both sides of the edge can rounding (rounded).
When the connecting portion 163 of roller main body 162 is by temporary transient when bending, the recessed central external peripheral surface of insert member 166 can receive connecting portion 163, to guarantee the sealing of passage 164.
Roller main body 162 can comprise connection part in its end.Connection part corresponding to roller main body 162 is each other engaged with each other, and limits its rotation to allow it to slide axially.
Connection part can comprise uneven portion 168, and this unevenness portion has predetermined length and in axially outstanding or axial recess of the end of the connecting portion 163 of roller main body 162.Unevenness portion 168 can arrange multiple along the circumference of connecting portion 163 with constant interval.
To be engaged with each other, connection part can be firmly connected to each other corresponding to uneven portion 168 alternative arrangements of connection part each other.
In this case, because the lateral surface of uneven portion 168 contacts with each other, so limit moving axially of connection part.In addition, owing to forming end play between uneven portion 168, so connection part is allowed to slide axially in preset distance.
Guide reel 160 can be by receiving heat with the contacting of foundry goods by this section 110, and roller main body 162 experiences thermal expansion thus.
Therefore, corresponding to the connection part of connecting portion 163 each other slidably in end play, with the distortion that prevents from causing due to thermal expansion.
Guide reel 160 can comprise support portion 170, with backing roll main body 162 rotationally.
Support portion 170 can be attached to this section 110, and comprises the bearing 172 and 174 being sequentially arranged in wherein, with backing roll main body 162 rotationally.
For example, two bearings can be set to sequentially be arranged in the bearing 172 and 174 in support portion 170, and each bearing 172 and 174 can comprise inside race (race) and outer race.
For this reason, support portion 170 can comprise the housing 176 of the side part that is attached to this section 110, a through hole can be placed in described housing 176, the connecting portion of roller main body 162 163 and be arranged on the connection part on connecting portion 163---, uneven portion 168---can pass described through hole.
Described through hole can be provided with stop protuberance 178, for the outer race of rigid bearing 172 and 174.In the time of roller main body 162 and bearing 172 and 174 thermal expansion, stop protuberance 178 makes the outer race stop of bearing 172 and 174, and allows inside race to expand, and prevents thus because thermal expansion causes damage to bearing 172 and 174.
Placement portion---bearing 172 and 174 is set to thereon---can be placed in the both sides of stop protuberance 178.
Bearing 172 and 174 is attached to housing 176 in the both sides of stop protuberance 178, to support reliably by the foundry goods of this section 110.
According to one embodiment of the invention, multiple bearings are placed on the connecting portion of guide reel to increase load-carrying ability, and connecting portion is allowed to the damage of longitudinal sliding motion to prevent from causing due to thermal expansion or contraction.
In addition, even in the connecting portion thermal expansion of this guide reel or while shrinking, there is not gap between connecting portion yet, thus transmitting torque reliably.O shape ring for the portion that is tightly connected does not have circumferential movement, in case stop loss bad.
In addition, the durability of connecting portion is enhanced, and to prevent refrigerant leaks, and cooling foundry goods reliably, improves thus the quality of foundry goods.
In addition, because the durability of connecting portion is enhanced, thus can be enhanced in the overall durability of guide reel and service life, and can reduce maintenance and the maintenance time of this guide reel, improve thus overall production.
Although illustrated and described the present invention in conjunction with exemplary, those skilled in the art will understand: in the situation that not departing from the spirit and scope of the invention as defined in appended claims, can make multiple remodeling and variant.
Claims (3)
1. a guide reel, is arranged on a section of continuous casting equipment, and this guide reel comprises:
Multiple discrete roller main bodys, described roller main body has the passage being arranged in roller main body, to allow cooling agent to pass through described passage;
Multiple connection parts, thus the end of described roller main body is engaged with each other and is rotated together by described connection part, and wherein said connection part has predetermined axial length to allow moving axially of described roller main body; And
Multiple support portions, are arranged on described section, and each support portion comprises the bearing being sequentially arranged in wherein, to support rotationally described roller main body,
Wherein said support portion comprises:
A housing, is attached to the side part of described section, and has a through hole, and the described connection part of described roller main body is through described through hole;
A stop protuberance, is placed in described through hole, for the lateral surface of bearing described in stop; And
Multiple placement portions, are placed in the both sides that are positioned at described stop protuberance in described through hole, and wherein said bearing is placed on described placement portion.
2. guide reel according to claim 1, comprise: insert member, this insert member is arranged on a passage corresponding to another passage, with described another channel connection, and in the outer part of described insert member, comprise that sealing is for sealing described passage.
3. guide reel according to claim 1, wherein said connection part comprises multiple uneven portions, described uneven portion axially gives prominence to or axial recess in the connecting portion of described roller main body, and described uneven portion is the circumferential arrangement along described connecting portion with constant interval, and
The corresponding uneven portion of described roller main body engages.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110070205A KR101304668B1 (en) | 2011-07-15 | 2011-07-15 | Guide roller |
| KR10-2011-0070205 | 2011-07-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102873292A CN102873292A (en) | 2013-01-16 |
| CN102873292B true CN102873292B (en) | 2014-11-12 |
Family
ID=47474930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210246376.1A Expired - Fee Related CN102873292B (en) | 2011-07-15 | 2012-07-16 | A guide roller |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101304668B1 (en) |
| CN (1) | CN102873292B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT513431B1 (en) * | 2012-09-28 | 2015-10-15 | Primetals Technologies Austria GmbH | Chilled, multi-layered strand guide roller |
| CN114535526A (en) * | 2022-02-15 | 2022-05-27 | 武汉钢铁有限公司 | Sector-section foot roller with multi-channel cooling circuit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86105703A (en) * | 1985-07-25 | 1987-01-21 | 法雷尔公司 | The device of self-compensating anti-friction bearing clearance |
| RU2017572C1 (en) * | 1991-01-14 | 1994-08-15 | Череповецкий металлургический комбинат | Roller intermediate support of continuous casting plant |
| CN1777483A (en) * | 2003-04-23 | 2006-05-24 | 奥地利钢铁联合企业阿尔卑斯工业设备制造有限公司 | Strand-guiding roller |
| CN101426602A (en) * | 2006-04-21 | 2009-05-06 | 西马克·德马格公司 | Strand guide roller |
| CN201823904U (en) * | 2010-06-25 | 2011-05-11 | 宝山钢铁股份有限公司 | Bearing seat capable of slideably supporting |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60141356A (en) * | 1983-12-28 | 1985-07-26 | Nippon Steel Corp | Divided roll for driving continuous casting machine |
| JPS6234957U (en) * | 1985-08-20 | 1987-03-02 | ||
| JPH0233957Y2 (en) * | 1985-12-16 | 1990-09-12 | ||
| KR101157043B1 (en) * | 2004-12-06 | 2012-06-21 | 주식회사 포스코 | Multi-dividing roll rotated together in continuous casting equipment |
-
2011
- 2011-07-15 KR KR1020110070205A patent/KR101304668B1/en active IP Right Grant
-
2012
- 2012-07-16 CN CN201210246376.1A patent/CN102873292B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86105703A (en) * | 1985-07-25 | 1987-01-21 | 法雷尔公司 | The device of self-compensating anti-friction bearing clearance |
| RU2017572C1 (en) * | 1991-01-14 | 1994-08-15 | Череповецкий металлургический комбинат | Roller intermediate support of continuous casting plant |
| CN1777483A (en) * | 2003-04-23 | 2006-05-24 | 奥地利钢铁联合企业阿尔卑斯工业设备制造有限公司 | Strand-guiding roller |
| CN101426602A (en) * | 2006-04-21 | 2009-05-06 | 西马克·德马格公司 | Strand guide roller |
| CN201823904U (en) * | 2010-06-25 | 2011-05-11 | 宝山钢铁股份有限公司 | Bearing seat capable of slideably supporting |
Non-Patent Citations (2)
| Title |
|---|
| JP昭62-101652U 1987.06.29 * |
| JP昭62-34957U 1987.03.02 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102873292A (en) | 2013-01-16 |
| KR101304668B1 (en) | 2013-09-06 |
| KR20130009247A (en) | 2013-01-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| 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: 20141112 Termination date: 20200716 |