CN109909469B - Cooling clamp for hot continuous casting equipment - Google Patents
Cooling clamp for hot continuous casting equipment Download PDFInfo
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- CN109909469B CN109909469B CN201910349255.1A CN201910349255A CN109909469B CN 109909469 B CN109909469 B CN 109909469B CN 201910349255 A CN201910349255 A CN 201910349255A CN 109909469 B CN109909469 B CN 109909469B
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- 238000001816 cooling Methods 0.000 title claims abstract description 26
- 238000009749 continuous casting Methods 0.000 title claims abstract description 16
- 238000005266 casting Methods 0.000 claims abstract description 117
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 238000005507 spraying Methods 0.000 claims abstract description 63
- 238000013016 damping Methods 0.000 claims abstract description 49
- 239000000498 cooling water Substances 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 27
- 238000003825 pressing Methods 0.000 claims description 9
- 229910018167 Al—Be Inorganic materials 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 239000007921 spray Substances 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
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- Continuous Casting (AREA)
Abstract
The invention discloses a cooling clamp holder for hot continuous casting equipment, which comprises a shell, wherein a channel for allowing a casting to pass through is formed in the shell, a water spraying device for spraying water to the casting passing through the channel and a damping device for being tightly attached to the casting to prevent the casting from vibrating are arranged in the shell, and the water spraying device and the damping device are sequentially arranged in the shell along the passing direction of the casting in the channel, so that the damping device is tightly attached to the casting cooled by the water spraying device. Because the water spraying device and the damping device are sequentially arranged in the shell according to the direction of the casting passing through the channel, the casting can be guaranteed to be cooled by the water spraying device after entering the channel, and then the casting is tightly attached by the damping device, after the casting is subjected to vibration transmitted by the traction device, the damping device can play a role in damping, so that the vibration is prevented from being transmitted to the outlet of the casting mould to influence the surface smoothness of the casting, the stability in the casting production process is greatly improved, and the smoothness of the surface of the casting is improved.
Description
Technical Field
The invention relates to the technical field of hot continuous casting, in particular to a cooling clamp holder for hot continuous casting equipment.
Background
The hot continuous casting is a directional solidification continuous casting technology, and molten metal is solidified into a casting at the outlet of a casting mold, so that the casting at the outlet of the casting mold is softer and is not in a room temperature state, and deformation is easy to occur. The traction wheel is connected with the motor and used for continuously pulling out the casting from the casting outlet, and the traction wheel can provide vibration for the casting while providing traction force.
Therefore, how to solve the problem that the castings are easy to crack is a problem to be solved by the person skilled in the art.
Disclosure of Invention
In view of the above, it is an object of the present invention to provide a cooling holder for a hot continuous casting apparatus, which will be able to effectively alleviate the shock transmitted from the traction wheel and improve the smoothness of the casting surface.
In order to achieve the above object, the present invention provides the following technical solutions:
the cooling clamp holder for the hot continuous casting equipment comprises a shell, wherein a channel for allowing a casting to pass through is formed in the shell, a water spraying device for spraying cooling water to the casting passing through the channel and a damping device for tightly adhering to the casting to prevent the casting from vibrating are arranged in the shell, and the water spraying device and the damping device are sequentially arranged in the shell along the passing direction of the casting in the channel, so that the damping device tightly adheres to the casting cooled by the water spraying device.
Preferably, the water spraying device comprises an annular cavity arranged on the inner wall of the shell, a water inlet for injecting cooling water into the annular cavity is formed in the shell, and a water spraying port for spraying the cooling water to the casting is formed in the annular cavity.
Preferably, the water jets are uniformly distributed on the annular cavity.
Preferably, the number of the water spraying ports is 8 to 14.
Preferably, the casing is provided with a water outlet for discharging the cooling water flowing down from the water jet.
Preferably, the damping device comprises at least three arc-shaped metal wires which are used for being tightly attached to the casting and are elastic, and a clamp used for fixing the arc-shaped metal wires, wherein the arc openings of the arc-shaped metal wires face the inner wall of the shell and are uniformly distributed and fixed on the clamp in a surrounding mode along the channel.
Preferably, the arc-shaped metal wire is a Cu-Al-Be superelastic memory alloy wire.
Preferably, the number of the arc-shaped metal wires is 6 to 10.
Preferably, the fixture comprises an upper pressing plate and a lower pressing plate, wherein a groove for installing the metal rod is formed in one of the lower pressing plate and the upper pressing plate, and the upper pressing plate is fixedly connected with the lower pressing plate through a bolt so as to press and fix the metal rod.
Preferably, one end of the clamp is tightly attached to the annular cavity, the other end of the clamp is supported and fixed by a supporting sleeve arranged in the shell, and a cover plate used for tightly pressing the supporting sleeve is arranged at the end of the shell, so that the supporting sleeve tightly presses the clamp to the annular cavity.
The cooling clamp holder for the hot continuous casting equipment comprises a shell, wherein a channel for enabling a casting to pass through is formed in the shell, a water spraying device for spraying water to the casting passing through the channel and a damping device for being tightly attached to the casting to prevent the casting from vibrating are arranged in the shell, and the water spraying device and the damping device are sequentially arranged in the shell along the passing direction of the casting in the channel, so that the damping device is tightly attached to the casting cooled by the water spraying device.
Because be provided with the water jet equipment that is used for spraying cooling water to the foundry goods in the casing, after the foundry goods gets into the passageway on the casing, alright be cooled down rapidly by water jet equipment, and water jet equipment and damping device set gradually in the casing according to the direction that the foundry goods passed through the passageway, consequently, can guarantee that the foundry goods gets into behind the passageway by water jet equipment cooling, then paste tightly by damping device, in order to guarantee that damping device can not produce the change in the shape to the foundry goods because of exerting pressure to the foundry goods, because damping device can play the effect of fixed foundry goods after pasting tightly the foundry goods, consequently, after the foundry goods receives the vibrations of draw gear transmission, damping device alright play the absorbing effect, in order to prevent vibrations transmission to casting mould exit and influence the surface smoothness of foundry goods, thereby stability in the foundry goods production process has been improved greatly, the smoothness on foundry goods surface has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an embodiment of a cooling holder according to the present invention;
FIG. 2 is a schematic diagram of the cooling holder of the present invention in operation;
FIG. 3 is an exploded view of an embodiment of the cooling holder provided by the present invention.
Wherein, 1-casing, 2-annular cavity, 3-water jet, 4-water inlet, 5-delivery port, 6-top board, 7-holding down plate, 8-bolt, 9-support sleeve, 10-apron, 11-screw, 12-arc wire, 13-foundry goods, 14-recess, 15-traction wheel.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The core of the present invention is to provide a cooling holder for a hot continuous casting apparatus which will be able to effectively alleviate the shock transmitted from the traction wheel and improve the smoothness of the casting surface.
Referring to fig. 1 to 3, fig. 1 is a schematic view of an embodiment of a cooling holder according to the present invention; FIG. 2 is a schematic diagram of the cooling holder of the present invention in operation; FIG. 3 is an exploded view of an embodiment of the cooling holder provided by the present invention.
The cooling clamp holder for the hot continuous casting equipment comprises a shell 1, wherein a channel for allowing a casting 13 to pass through is formed in the shell 1, a water spraying device for spraying cooling water to the casting 13 passing through the channel and a damping device for being tightly attached to the casting 13 to prevent the casting 13 from vibrating are arranged in the shell 1, and the water spraying device and the damping device are sequentially arranged in the shell 1 along the passing direction of the casting 13 in the channel, so that the damping device is tightly attached to the casting 13 cooled by the water spraying device.
The housing 1 is a carrier of the whole device, preferably, the housing 1 may be a hollow cylindrical housing, and the hollow part of the housing 1 is used as a passage for passing the casting 13, so that the size of the housing 1 should be adapted to the size of the casting 13 to be pulled out, so as to ensure that the casting 13 can pass through the passage on the housing 1.
The casing 1 is internally provided with a water spraying device for spraying cooling water to the castings 13 passing through the channels so as to cool the castings 13 rapidly, the casing 1 is internally provided with a damping device for tightly attaching the castings 13 passing through the channels, and the water spraying device and the damping device are sequentially arranged in the casing 1 according to the direction that the castings 13 pass through the channels on the casing 1 so as to ensure that the castings 13 tightly attached by the damping device are cooled by the water spraying device, the cooled castings 13 are tightly attached by the damping device, the effect of fixing the castings 13 can be achieved, when the castings 13 are subjected to vibration transmitted by the traction wheels 15, the damping device can play a damping role, and the vibration is prevented from being transmitted to the outlet of the casting mould so as to cause the diameter of the castings 13 to change.
The cooling clamp holder for the hot continuous casting equipment comprises a shell 1, wherein a channel for enabling a casting 13 to pass through is formed in the shell 1, a water spraying device for spraying water to the casting 13 passing through the channel and a damping device for tightly adhering to the casting 13 to prevent the casting 13 from vibrating are arranged in the shell 1, and the water spraying device and the damping device are sequentially arranged in the shell 1 along the passing direction of the casting 13 in the channel, so that the damping device tightly adheres to the casting 13 cooled by the water spraying device. Because the water spraying device used for spraying cooling water to the casting 13 is arranged in the shell 1, after the casting 13 enters the channel on the shell 1, the casting 13 can be rapidly cooled by the water spraying device, and the water spraying device and the damping device are sequentially arranged in the shell 1 according to the direction of the casting 13 passing through the channel, so that the casting 13 can be ensured to be cooled by the water spraying device after entering the channel, and then the casting 13 is tightly stuck by the damping device, so that the damping device can not generate shape change on the casting 13 due to the fact that pressure is applied to the casting 13, and can play a role of fixing the casting 13 after the damping device tightly sticks the casting 13, therefore, after the casting 13 is subjected to vibration transmitted by the traction wheel 15, the damping device can play a role of damping, so as to prevent the vibration from being transmitted to the casting outlet to influence the surface smoothness of the casting 13, thereby greatly improving the stability in the production process of the casting 13, and improving the smoothness of the surface of the casting 13.
On the basis of the above embodiment, the water spraying device is considered to be arranged in a specific structure, because the water spraying device needs to continuously spray cooling water to the casting 13, so as to ensure the cooling effect of the water spraying device on the casting 13, and further ensure that the damping device cannot change the shape of the casting 13 due to the fact that pressure is applied to the casting 13, preferably, the water spraying device comprises an annular cavity 2 arranged on the inner wall of the shell 1, the shell 1 is provided with a water inlet 4 for injecting the cooling water into the annular cavity 2, and the annular cavity 2 is provided with a water spray port 3 for spraying the cooling water to the casting 13.
The annular cavity 2 is an annular hollow cavity and is used for storing cooling water, a water spray port 3 used for spraying the cooling water to the casting 13 is arranged on the annular cavity 2, the middle of the annular cavity 2 is used for enabling the casting 13 to pass through, so that when the casting 13 passes through the inner ring of the annular cavity 2, the cooling water sprayed from the water spray port 3 can be sprayed on the casting 13 to cool the casting 13, the shape of the annular cavity 2 is matched with the inner wall of the shell 1 so as to install the annular cavity 2in the shell 1, preferably, the annular cavity 2 is a circular annular cavity, the shell 1 is also of a cylindrical hollow structure, the annular cavity 2 can be arranged at the upper end of the shell 1, and of course, the annular cavity 2 can also be of a structure integrated with the shell 1. The casing 1 is provided with a water inlet 4 for injecting cooling water into the annular cavity 2 so as to continuously inject the cooling water into the cavity and ensure the cooling effect on the castings 13. The water spraying device provided by the embodiment has the advantages of simple structure, practicality and reliability.
On the basis of the above embodiment, in order to further ensure the cooling effect of the water spraying device on the casting 13, it is preferable that the water spraying ports 3 are uniformly distributed on the annular cavity 2 along the inner ring of the annular cavity 2, and a plurality of water spraying ports 3 are distributed on the annular cavity 2, and 8 to 14 water spraying ports 3 are uniformly distributed on the preferable annular cavity 2. Of course, the annular cavity 2 can be uniformly provided with a plurality of layers of water spraying ports 3, and the water spraying ports can be flexibly arranged according to actual needs.
On the basis of the above embodiment, considering that the cooling water flowing out from the water spraying port 3 flows down along the channel on the shell 1, when the casting 13 is inserted into the channel of the shell, the cooling water cannot flow out from the lower part of the channel in time and is accumulated in the shell 1, so as to influence the water spraying port 3 to spray the cooling water to the casting 13, preferably, a water outlet 5 for discharging the cooling water flowing out from the water spraying port 3 is arranged on the shell 1, when the cooling water flows out from the water spraying port 3, a part of the cooling water flows out along the channel in the shell 1, and a part of the cooling water can flow out from the water outlet 5 arranged at the bottom of the shell 1, so that the cooling water in the shell 1 is ensured to be discharged in time.
On the basis of any of the above embodiments, the damping device comprises at least three arc-shaped metal wires 12 which are used for being tightly attached to the casting 13 and have elasticity, and clamps used for fixing the arc-shaped metal wires 12, wherein the arc openings of the arc-shaped metal wires 12 face the inner wall of the shell 1 and are uniformly distributed and fixed on the clamps along the channel in a surrounding manner.
Considering the setting of the concrete structure of the damping device, since the damping device needs to tightly attach and fix the casting 13 and the tightly attached casting 13 needs to be continuously pulled downwards by the traction wheel 15, the damping device is not suitable to tightly attach and excessively tightly attach the casting 13 so as not to influence the traction wheel 15 to pull the casting 13 downwards, preferably, the damping device can comprise at least three arc-shaped metal wires 12 which are tightly attached to the casting 13 and have elasticity, and a clamp for fixedly mounting the arc-shaped metal wires 12, the arc openings of the arc-shaped metal wires 12 face the inner wall of the shell 1 so as to ensure that the arc-shaped metal wires 12 keep smooth contact with the casting 13, and the arc-shaped metal wires 12 are uniformly arranged on the clamp along the channel on the shell 1 so as to ensure that a plurality of arc-shaped metal wires 12 can contact with the casting 13 around the periphery of the casting 13 and apply a certain extrusion force to the casting 13 so as to prevent the casting 13 from vibrating, thereby ensuring the smoothness of the surface of the casting 13.
Based on the above embodiment, the diameters of the different castings 13 are considered to Be different, so in order to improve the versatility of the present invention, it is preferable that the arc-shaped metal wire 12 Be a Cu-Al-Be superelastic shape memory alloy wire, which has the advantages of moderate adhesion force, good elasticity and stable shape. In view of the arrangement of the number of the arc-shaped wires 12, it is preferable that the number of the arc-shaped wires 12 is 6 to 10.
On the basis of the above embodiment, to further improve the versatility of the present invention, the fixture may include an upper platen 6 and a lower platen 7, wherein a groove 14 for installing a metal rod is provided on one of the lower platen 7 and the upper platen 6, the upper platen 6 and the lower platen 7 are fixedly connected by a bolt 8 to press and fix the metal rod, and the upper platen 6 and the lower platen 7 are fixedly connected by a bolt 8, i.e. the upper platen 6 and the lower platen 7 are detachably connected, so that the arc-shaped metal wire 12 with different radians can be replaced according to the requirements of different castings 13. Preferably, both the upper platen 6 and the lower platen 7 may be annular platens so as to fix the upper platen 6 and the lower platen 7 on the inner wall of the housing 1.
On the basis of the above embodiment, in view of the manner of fixing the jig in the housing 1, it is preferable that one end of the jig is abutted against the annular cavity 2, the other end of the jig is supported and fixed by the support sleeve 9 provided in the housing 1, and the end of the housing 1 is provided with the cover plate 10 for pressing the support sleeve 9 so that the support sleeve 9 presses the jig against the annular cavity 2. The supporting sleeve 9 may be a hollow cylindrical sleeve, the supporting sleeve 9 is used for being embedded into the inner wall of the shell 1 to tightly press and fix the clamp in the shell 1, the lower end of the supporting sleeve 9 is fixed by a cover plate 10, and the cover plate 10 and the shell 1 can be fixedly connected through a screw 11. It should be understood that the middle portion of the cover plate 10 should be provided with a through hole for passing the casting 12.
The damping device is tightly pressed in the shell 1 through the supporting sleeve 9 and the cover plate 10, and the supporting sleeve 9 and the cover plate 10 can be detached, so that the damping devices with different types and sizes can be replaced according to the needs to meet the needs of castings 13 with different diameters, and the universality of the cooling clamp holder for the hot continuous casting equipment provided by the invention is further improved.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The cooling holders for hot continuous casting equipment provided by the present invention are described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (4)
1. The cooling clamp holder for the hot continuous casting equipment is characterized by comprising a shell (1), wherein a channel for allowing a casting (13) to pass through is formed in the shell (1), a water spraying device for spraying cooling water to the casting (13) passing through the channel and a damping device for tightly adhering to the casting (13) to prevent the casting (13) from vibrating are arranged in the shell (1), and the water spraying device and the damping device are sequentially arranged in the shell (1) along the passing direction of the casting (13) in the channel so that the damping device is tightly adhered to the casting (13) cooled by the water spraying device;
The water spraying device comprises an annular cavity (2) arranged on the inner wall of the shell (1), a water inlet (4) for injecting cooling water into the annular cavity (2) is formed in the shell (1), and a water spraying port (3) for spraying the cooling water to the casting (13) is formed in the annular cavity (2);
The water spraying ports (3) are uniformly distributed on the annular cavity (2);
the number of the water spraying ports (3) is 8 to 14;
A water outlet (5) for discharging cooling water flowing down from the water spraying port (3) is arranged on the shell (1);
The shell (1) is a hollow cylindrical shell;
The damping device comprises at least three elastic arc-shaped metal wires (12) which are used for being tightly attached to the casting (13) and a clamp used for fixing the arc-shaped metal wires, wherein the arc openings of the arc-shaped metal wires (12) face the inner wall of the shell (1) and are uniformly distributed and fixed on the clamp in a surrounding manner along the channel;
the arc-shaped metal wire (12) is a Cu-Al-Be super-elastic shape memory alloy wire.
2. A cooling clamp according to claim 1, characterized in that the number of arc-shaped wires (12) is 6 to 10.
3. A cooling clamp according to claim 2, characterized in that the clamp comprises an upper press plate (6) and a lower press plate (7), wherein a groove (14) for installing the arc-shaped metal wire (12) is arranged on one of the lower press plate (7) and the upper press plate (6), and the upper press plate (6) and the lower press plate (7) are fixedly connected through bolts (8) so as to press and fix the arc-shaped metal wire (12).
4. A cooling holder according to claim 3, characterized in that one end of the clamp is attached to the annular cavity (2), the other end of the clamp is supported and fixed by a support sleeve (9) provided in the housing (1), and the end of the housing (1) is provided with a cover plate (10) for pressing the support sleeve (9) so that the support sleeve (9) presses the clamp to the annular cavity (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910349255.1A CN109909469B (en) | 2019-04-28 | 2019-04-28 | Cooling clamp for hot continuous casting equipment |
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CN201910349255.1A CN109909469B (en) | 2019-04-28 | 2019-04-28 | Cooling clamp for hot continuous casting equipment |
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CN109909469A CN109909469A (en) | 2019-06-21 |
CN109909469B true CN109909469B (en) | 2024-05-14 |
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CN111279898B (en) * | 2020-03-05 | 2022-08-30 | 湘西黛帕迷迭香生物科技股份有限公司 | Rosemary cutting seedling method |
Citations (6)
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---|---|---|---|---|
US4088179A (en) * | 1975-04-21 | 1978-05-09 | Hitachi, Ltd. | Cooling guide system for continuous casting machine |
CN1204560A (en) * | 1997-04-08 | 1999-01-13 | 三菱重工业株式会社 | Billet continuous casting machine and casting method |
CN101148745A (en) * | 2007-10-24 | 2008-03-26 | 江阴中裕科技发展有限公司 | Ultra-elastic memory heat treatment method for copper-base shape memory alloy obtained by thermal continuous casting |
CN201108951Y (en) * | 2007-10-24 | 2008-09-03 | 江阴中裕科技发展有限公司 | Cooling tank for preventing cooling spraying water leakage of hot type continuous casting |
CN101389427A (en) * | 2006-02-24 | 2009-03-18 | 达涅利机械工业有限公司 | Crystalliser holding device |
CN210080682U (en) * | 2019-04-28 | 2020-02-18 | 广东工业大学 | Cooling holder for hot continuous casting equipment |
-
2019
- 2019-04-28 CN CN201910349255.1A patent/CN109909469B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4088179A (en) * | 1975-04-21 | 1978-05-09 | Hitachi, Ltd. | Cooling guide system for continuous casting machine |
CN1204560A (en) * | 1997-04-08 | 1999-01-13 | 三菱重工业株式会社 | Billet continuous casting machine and casting method |
CN101389427A (en) * | 2006-02-24 | 2009-03-18 | 达涅利机械工业有限公司 | Crystalliser holding device |
CN101148745A (en) * | 2007-10-24 | 2008-03-26 | 江阴中裕科技发展有限公司 | Ultra-elastic memory heat treatment method for copper-base shape memory alloy obtained by thermal continuous casting |
CN201108951Y (en) * | 2007-10-24 | 2008-09-03 | 江阴中裕科技发展有限公司 | Cooling tank for preventing cooling spraying water leakage of hot type continuous casting |
CN210080682U (en) * | 2019-04-28 | 2020-02-18 | 广东工业大学 | Cooling holder for hot continuous casting equipment |
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