CN107511466A - A kind of cooling water circulating device for continuous casting roller group - Google Patents
A kind of cooling water circulating device for continuous casting roller group Download PDFInfo
- Publication number
- CN107511466A CN107511466A CN201710881415.8A CN201710881415A CN107511466A CN 107511466 A CN107511466 A CN 107511466A CN 201710881415 A CN201710881415 A CN 201710881415A CN 107511466 A CN107511466 A CN 107511466A
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- China
- Prior art keywords
- hole
- cooling tube
- bearing
- mandrel
- cooling
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- 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.)
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The invention discloses a kind of cooling water circulating device for continuous casting roller group, including bearing block, bearing cap, rolling bearing and mandrel, one end of the mandrel is provided with pressure ring, swivel joint is connected with the outside of the pressure ring, the first water inlet and the first delivery port are provided with the outside of the swivel joint, the inside of the mandrel is provided with first through hole and the second through hole in the axial direction, the first cooling tube and the second cooling tube are correspondingly arranged in the first through hole and the second through hole, first water inlet is communicated in first cooling tube, first delivery port is communicated in second cooling tube；The lower end of the bearing block is provided with valve block, and the lower end of the valve block is provided with the second water inlet and the second delivery port, and the inner annular of the bearing block is provided with bosh.The present invention improves the effect of the cooling and crystallization of continuous casting roller group, reduces the generation of secondary failure, improves run stability, extends service life.
Description
【Technical field】
The present invention relates to the technical field of continuous casting equipment, more particularly to a kind of cooling water circulation for continuous casting roller group
Device.
【Background technology】
Continuous casting is the abbreviation of continuous casting steel machine, during steel plant produce all kinds of steel products, using molten steel solidification into
Type has two methods：Traditional die casting and Continuous Casting Under.And the company occurred in nineteen fifties in American-European countries
Casting technology is an advanced technology the direct castable of molten steel, and compared with conventional method, continuous casting technology has significantly for it
Recovery rate of iron and slab quality are improved, saves the significant advantages such as the energy.In continuous casting technology, cooling water circulating device is must not
One of part that can be less, cooling water are arranged on one end of continuous casting roller group by soft pipe connection in swivel joint, swivel joint.Make
Used time, because swivel joint is positioned with bearing block, when bearing radial gap is excessive or collapses, the mandrel held by bearing
It will cause swivel joint and mandrel decentraction with bearing block decentraction, cause the damage of swivel joint, showing for leak occur
As cooling effect reduces, so as to cause bigger failure.Further, because prolonged high capacity uses, bearing and bearing block
Overheat, the service life of bearing is short, and maintenance cost is high.
【The content of the invention】
In view of this, it is overcome the deficiencies in the prior art, the present invention provides a kind of cooling water circulation for continuous casting roller group
Device, by the improvement of structure, the positioning method of swivel joint is changed, the rotation caused by the interference of external condition is avoided and connects
The damage of head, so as to effectively increase cooling effect, reduces fault rate, reduces the generation of secondary failure.
To achieve the above object, technical scheme is as follows：
A kind of cooling water circulating device for continuous casting roller group, including bearing block, bearing cap, rolling bearing and mandrel,
The bearing cap is located at the side of the bearing block, and the rolling bearing is located inside the bearing block, one end of the mandrel
The inside of the rolling bearing is placed on, one end of the mandrel is additionally provided with pressure ring, and the endoporus of the pressure ring matches together in described
The external diameter of mandrel, be connected with swivel joint on the outside of the pressure ring, be provided with the outside of the swivel joint the first water inlet with
And first delivery port, the inside of the mandrel is provided with first through hole and the second through hole, the first through hole in the axial direction
And second be correspondingly arranged on the first cooling tube and the second cooling tube in through hole, first water inlet is communicated in described first
Cooling tube, first delivery port are communicated in second cooling tube.First water inlet, the first cooling tube, the second cooling
Pipe and first delivery port are sequentially communicated to form a cooling circuit, are easy to the cooling of continuous casting roller group, and the rotation connects
Head keeps concentric with the mandrel all the time by the pressure ring, avoids the interference of external condition, causes the swivel joint
Damage, fault rate is reduced, reduces the generation of secondary failure.
The lower end of the bearing block is provided with valve block, and the lower end of the valve block is provided with the second water inlet and the second water outlet
Mouthful, the inner annular of the bearing block is provided with bosh, and one end of the bosh is communicated in second water inlet,
The other end of the bosh is communicated in second delivery port.Cooling water is flowed into the cooling through second water inlet
In tank, then through second delivery port outflow, for the cooling of the bearing block, avoid the rolling bearing and the bearing
Seat overheat, extends service life, improves run stability and running accuracy.
Preferably, the bearing cap is internally provided with combined seal ring, the endoporus of the combined seal ring match together in
The outer wall of the pressure ring, the use of the combined seal ring, the lubricating grease avoided on the rolling bearing ooze out, further carried
The running accuracy of the high rolling bearing.
Further, bushing is provided with the first through hole and the second through hole, the outer wall of the bushing offsets respectively
In the corresponding first through hole and the second through hole, the endoporus of the bushing is respectively cooperating with cold in corresponding described first
But pipe and the second cooling tube, the bushing are used for the installation and positioning of first cooling tube and the second cooling tube, improve
Installation quality, it is ensured that the fluency of cooling water.
The beneficial effects of the invention are as follows：(1) by set first water inlet, the first cooling tube, the second cooling tube with
And first delivery port, and be sequentially communicated and to form a cooling circuit, it is easy to the cooling of continuous casting roller group, improves cooling, knot
Brilliant effect；(2) swivel joint keeps concentric with the mandrel all the time by the pressure ring, avoids the dry of external condition
Disturb, cause the damage of the swivel joint, reduce fault rate, reduce the generation of secondary failure；(3) second water inlet is set
Mouth, the second delivery port and the annular bosh, effectively cool down to the rolling bearing and the bearing block, carry
High run stability and running accuracy, extend service life.
【Brief description of the drawings】
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is Fig. 1 right view.
In figure, 1, bearing cap, 2, pressure ring, 3, swivel joint, 4, combined seal ring, 5, bearing block, 6, rolling bearing, 7, lining
Set, 8, mandrel, 9, valve block, the 10, second delivery port, the 11, second water inlet, 12, bosh, the 13, first water inlet, 14, the
One delivery port, the 15, first cooling tube, the 16, second cooling tube, 17, first through hole, the 18, second through hole.
【Embodiment】
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Referring to Figures 1 and 2, a kind of cooling water circulating device for continuous casting roller group, including bearing block 5, bearing cap 1, rolling
Dynamic bearing 6 and mandrel 8, the bearing cap 1 are located at the side of the bearing block 5, and the rolling bearing 6 is located at the bearing block
Inside 5, one end of the mandrel 8 is placed on the inside of the rolling bearing 6, and one end of the mandrel 8 is additionally provided with pressure ring 2, institute
The external diameter that the endoporus of pressure ring 2 matches together in the mandrel 8 is stated, the outside of the pressure ring 2 is connected with swivel joint 3, the rotation
The outside of joint 3 is provided with the first water inlet 13 and the first delivery port 14, and the inside of the mandrel 8 is provided with the axial direction
The through hole 18 of first through hole 17 and second, is provided with the first cooling tube 15 in the first through hole 17, in second through hole 18
The second cooling tube 16 is provided with, first water inlet 13 is communicated in first cooling tube 15, and first delivery port 14 connects
Pass through second cooling tube 16.First water inlet 13, the first cooling tube 15, the second cooling tube 16 and described first go out
The mouth of a river 14 is sequentially communicated to form a cooling circuit, is easy to the cooling of continuous casting roller group, and the swivel joint 3 passes through the pressure ring
2 keep concentric with the mandrel 8 all the time, avoid the interference of external condition, cause the damage of the swivel joint 3, reduce event
Barrier rate, reduce the generation of secondary failure.
The lower end of the bearing block 5 is provided with valve block 9, and the lower end of the valve block 9 is provided with the second water inlet 11 and
Two delivery ports 10, the inner annular of the bearing block 5 are provided with bosh 12, and one end of the bosh 12 is communicated in institute
The second water inlet 11 is stated, the other end of the bosh 12 is communicated in second delivery port 10.Cooling water is through described second
Water inlet 11 is flowed into the bosh 12, then is flowed out through second delivery port 10, for the cold of the bearing block 5
But, avoid the rolling bearing 6 and the bearing block 5 from overheating, extend service life, improve run stability and operating essence
Degree.
The bearing cap 1 is internally provided with combined seal ring 4, and the endoporus of the combined seal ring 4 matches together in described
The outer wall of pressure ring 2, the use of the combined seal ring 4, the lubricating grease avoided on the rolling bearing 6 ooze out, further carried
The running accuracy of the high rolling bearing 6.
Bushing 7 is provided with the through hole 18 of first through hole 17 and second, the outer wall of the bushing 7 is mutually butted on respectively
The corresponding through hole 18 of the first through hole 17 and second, the endoporus of the bushing 7 are respectively cooperating with corresponding described
One cooling tube 15 and the second cooling tube 16, the bushing 7 are used for the peace of the cooling tube 16 of the first cooling tube 15 and second
Dress and positioning, improve installation quality, it is ensured that the fluency of cooling water.
As depicted in figs. 1 and 2, in use, the first water inlet 13, the first cooling tube 15, the second cooling tube 16 and described
First delivery port 14 is sequentially communicated to form first cooling circuit, is easy to the cooling of continuous casting roller group；Second water inlet 11, cooling water
The delivery port 10 of groove 12 and second is sequentially communicated to form Article 2 cooling circuit, is easy to the cold of bearing block 5 and rolling bearing 6
But.
The present invention improves the effect of the cooling and crystallization of continuous casting roller group, reduces fault rate, reduces the hair of secondary failure
It is raw, run stability and running accuracy are improved, extends service life.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (3)
1. a kind of cooling water circulating device for continuous casting roller group, including bearing block, bearing cap, rolling bearing and mandrel, institute
The side that bearing cap is located at the bearing block is stated, the rolling bearing is located inside the bearing block, one end set of the mandrel
In the inside of the rolling bearing, it is characterised in that one end of the mandrel is additionally provided with pressure ring, and the endoporus of the pressure ring matches
Together in the external diameter of the mandrel, swivel joint is connected with the outside of the pressure ring, first is provided with the outside of the swivel joint
Water inlet and the first delivery port, the inside of the mandrel is provided with first through hole and the second through hole in the axial direction, described
The first cooling tube and the second cooling tube are correspondingly arranged in first through hole and the second through hole, first water inlet is communicated in
First cooling tube, first delivery port are communicated in second cooling tube；The lower end of the bearing block is provided with valve block,
The lower end of the valve block is provided with the second water inlet and the second delivery port, and the inner annular of the bearing block is provided with cooling water
Groove, one end of the bosh are communicated in second water inlet, and the other end of the bosh is communicated in described second
Delivery port.
A kind of 2. cooling water circulating device for continuous casting roller group according to claim 1, it is characterised in that the bearing
Lid is internally provided with combined seal ring, the outer wall that the endoporus of the combined seal ring matches together in the pressure ring.
3. a kind of cooling water circulating device for continuous casting roller group according to claim 1, it is characterised in that described first
Be provided with bushing in through hole and the second through hole, the outer wall of the bushing be mutually butted on respectively the corresponding first through hole with
And second through hole, the endoporus of the bushing are respectively cooperating with corresponding first cooling tube and the second cooling tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710881415.8A CN107511466A (en) | 2017-09-26 | 2017-09-26 | A kind of cooling water circulating device for continuous casting roller group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710881415.8A CN107511466A (en) | 2017-09-26 | 2017-09-26 | A kind of cooling water circulating device for continuous casting roller group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107511466A true CN107511466A (en) | 2017-12-26 |
Family
ID=60725539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710881415.8A Pending CN107511466A (en) | 2017-09-26 | 2017-09-26 | A kind of cooling water circulating device for continuous casting roller group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107511466A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111299527A (en) * | 2019-12-12 | 2020-06-19 | 云南大泽电极科技股份有限公司 | Condensation crystallization technology for cast-rolled lead alloy plate strip |
| WO2021053751A1 (en) * | 2019-09-18 | 2021-03-25 | Ｊｆｅスチール株式会社 | Bearing box for rotating roll, cooling method for rotating roll bearing box, steel continuous casting machine, and steel continuous casting method |
| CN113042697A (en) * | 2021-03-09 | 2021-06-29 | 河南科技大学 | Cooling and traction composite device for continuous casting |
| EP4159343A1 (en) * | 2021-09-29 | 2023-04-05 | Primetals Technologies Austria GmbH | Pedestal bearing and production plant with such a pedestal bearing |
-
2017
- 2017-09-26 CN CN201710881415.8A patent/CN107511466A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021053751A1 (en) * | 2019-09-18 | 2021-03-25 | Ｊｆｅスチール株式会社 | Bearing box for rotating roll, cooling method for rotating roll bearing box, steel continuous casting machine, and steel continuous casting method |
| US12071983B2 (en) | 2019-09-18 | 2024-08-27 | Jfe Steel Corporation | Bearing box for rotating roller, method for cooling bearing box for rotating roller, steel continuous casting machine, and steel continuous casting method |
| CN111299527A (en) * | 2019-12-12 | 2020-06-19 | 云南大泽电极科技股份有限公司 | Condensation crystallization technology for cast-rolled lead alloy plate strip |
| CN113042697A (en) * | 2021-03-09 | 2021-06-29 | 河南科技大学 | Cooling and traction composite device for continuous casting |
| CN113042697B (en) * | 2021-03-09 | 2022-11-22 | 河南科技大学 | Cooling and traction composite device for continuous casting |
| EP4159343A1 (en) * | 2021-09-29 | 2023-04-05 | Primetals Technologies Austria GmbH | Pedestal bearing and production plant with such a pedestal bearing |
| WO2023052129A1 (en) | 2021-09-29 | 2023-04-06 | Primetals Technologies Austria GmbH | Pedestal bearing and production plant with such a pedestal bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171226 |
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| WD01 | Invention patent application deemed withdrawn after publication |