CN109226731B - Bottom pouring intermediate frequency holding furnace with automatic sprue gate cleaning function - Google Patents
Bottom pouring intermediate frequency holding furnace with automatic sprue gate cleaning function Download PDFInfo
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- CN109226731B CN109226731B CN201811040442.3A CN201811040442A CN109226731B CN 109226731 B CN109226731 B CN 109226731B CN 201811040442 A CN201811040442 A CN 201811040442A CN 109226731 B CN109226731 B CN 109226731B
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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
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/14—Closures
- B22D41/16—Closures stopper-rod type, i.e. a stopper-rod being positioned downwardly through the vessel and the metal therein, for selective registry with the pouring opening
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Abstract
The invention discloses a bottom pouring intermediate frequency heat preservation furnace with a function of automatically cleaning a pouring gate, which comprises a furnace body, wherein the middle position of the bottom of the furnace body is provided with the pouring gate, a plug rod is arranged in the furnace body and comprises a plug rod body and a plug head arranged at the lower end of the plug rod body, a first telescopic device is arranged on one side of the furnace body, the plug rod comprises a hollow outer cylinder, a core body is arranged in the outer cylinder in a vertically sliding manner, the tail end of a telescopic rod of the telescopic device is connected with an elongated plate, the outer cylinder and the core body penetrate through the elongated plate, the outer cylinder is fixedly connected with the elongated plate, a second telescopic device is arranged above the elongated plate, and the telescopic rod of the second telescopic device is fixedly connected with the top end of the core body. The bottom pouring intermediate frequency heat preservation furnace with the function of automatically cleaning the pouring gate can automatically clean the pouring gate in time, prevent the pouring gate from being blocked and prolong the service life of the heat preservation furnace.
Description
Technical Field
The invention belongs to the technical field of holding furnaces, and particularly relates to a bottom-pouring intermediate frequency holding furnace with a function of automatically cleaning a pouring gate.
Background
The domestic intermediate frequency bottom-pouring heat preservation furnace electric furnace industry has a long history, lays a deep foundation for the development of the smelting industry in China, and makes a significant contribution. The method still plays an extremely important role in the smelting and casting industries so far, and is the first choice of related enterprises. However, as the times are developing and scientific technology is continuously innovated, in some enterprises with special requirements, the stopper rod is adopted to control the molten iron pouring in the traditional intermediate-frequency bottom pouring heat preservation electric furnace, so that the special requirements are met. The prior bottom pouring type intermediate frequency heat preservation electric furnace has the defects that a pouring gate is easy to block and difficult to clean along with long-time use and can not be used again.
Disclosure of Invention
The invention aims to solve the technical problem of providing a bottom pouring intermediate frequency heat preservation furnace with a pouring gate automatic cleaning function, which can automatically clean a pouring gate in time, prevent the pouring gate from being blocked and prolong the service life of the heat preservation furnace.
In order to solve the technical problems, the invention adopts the technical scheme that:
the utility model provides a prime medium frequency heat preservation stove with automatic clearance sprue gate function, includes the furnace body, furnace body bottom intermediate position is equipped with the sprue gate, be equipped with a gag lever post in the furnace body, the gag lever post includes the gag lever post body and locates the chock plug of gag lever post body lower extreme, one side of furnace body is equipped with first telescoping device, the gag lever post includes hollow urceolus, be equipped with the core in the urceolus with sliding from top to bottom, the telescopic link end-to-end connection of telescoping device has the elongated plate, the urceolus with the core passes the elongated plate, just the urceolus with elongated plate fixed connection, the top of elongated plate is equipped with the second telescoping device, the telescopic link of second telescoping device with the top fixed connection of core.
Preferably, the lower end of the core body is connected with a cylindrical block, and the diameter of the cylindrical block is consistent with the inner diameter of the pouring gate.
Preferably, the first telescopic device is an air cylinder, an oil cylinder or an electric cylinder, and the second telescopic device is an air cylinder, an oil cylinder or an electric cylinder.
Preferably, the outer cylinder and the core body are in clearance fit.
Preferably, the diameter of the plug head is gradually reduced from top to bottom.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
after the bottom pouring intermediate frequency holding furnace with the function of automatically cleaning the pouring gate is used for a period of time, the second expansion device is controlled to act, the expansion link of the second expansion device extends out to press the core body to enable the core body to descend, the lower end part of the core body presses the pouring gate at the bottom, and then the expansion link of the second expansion device is controlled to ascend to drive the core body to ascend. Repeating the above steps for several times, automatically cleaning accumulated molten iron concretions at the pouring gate, preventing the pouring gate from being blocked and prolonging the service life of the holding furnace.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic structural view of the stem portion of FIG. 1;
in the figure: 1-furnace body; 11-a pouring gate; 2-a first telescopic device; 3-a long plate; 4-a stopper rod; 41-outer cylinder; 42-a core; 43-a stopper rod body; 44-a plug head; 5-a second telescoping device; 6-a guide rod; 7-cylindrical piece.
Detailed Description
The invention is further illustrated below with reference to the figures and examples. In the following detailed description, certain exemplary embodiments of the present invention are described by way of illustration only. Needless to say, a person skilled in the art realizes that the described embodiments can be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1 and fig. 2, the bottom pouring intermediate frequency holding furnace with the function of automatically cleaning the pouring gate of the embodiment includes a furnace body 1, a pouring gate 11 is arranged at the middle position of the bottom of the furnace body 1, a plug rod 4 is arranged in the furnace body 1, the plug rod 4 includes a plug rod body 43 and a plug head 44 arranged at the lower end of the plug rod body 43, and the diameter of the plug head 44 is gradually reduced from top to bottom. One side of furnace body 1 is equipped with first telescoping device 2, and cock stem 4 includes hollow urceolus 41, is equipped with core 42 in the urceolus 41 with sliding from top to bottom, and the telescopic link end-to-end connection of first telescoping device 2 has elongated plate 3, and urceolus 41 and core 42 pass elongated plate 3, and urceolus 41 and elongated plate 3 fixed connection, and the top of elongated plate 3 is equipped with second telescoping device 5, the telescopic link of second telescoping device 5 and the top fixed connection of core 42.
To clean the spout 11 completely, a cylindrical block 7 may be attached to the lower end of the core 42, the diameter of the cylindrical block 7 corresponding to the inner diameter of the spout 11. When the core body 42 descends, the pouring gate 11 is cleaned in place by the cylindrical block 7, and when the second telescopic device 5 pulls back the core body 42 to reset, the core body 42 is prevented from excessively ascending.
The first telescoping device 2 and the second telescoping device 5 can adopt cylinders, oil cylinders or electric cylinders, the first telescoping device 2 can be fixed on the support, the telescopic rod of the first telescoping device 2 is fixedly connected with the long plate 3, one side of the first telescoping device 2 which can be positioned on the support is provided with a guide rod 6, and two sides of the first telescoping device 2 which can be positioned on the support are respectively provided with guide rods.
The outer cylinder 41 and the core 42 are in clearance fit.
After the bottom pouring intermediate frequency holding furnace with the function of automatically cleaning the pouring gate is used for a period of time, the second expansion device 5 is controlled to act, the expansion link of the second expansion device 5 extends out to press the core body 42 to enable the core body 42 to descend, the lower end part of the core body 42 presses the pouring gate 11 at the bottom, and then the expansion link of the second expansion device 5 is controlled to ascend to drive the core body 42 to ascend. Repeating the above steps for several times, automatically cleaning the accumulated molten iron concretion at the pouring gate 11, preventing the pouring gate 11 from being blocked and prolonging the service life of the holding furnace.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a priming intermediate frequency heat preservation stove with automatic clearance sprue gate function, includes the furnace body, furnace body bottom intermediate position is equipped with the sprue gate, be equipped with a gag lever post in the furnace body, the gag lever post includes the gag lever post body and locates the chock plug of gag lever post body lower extreme, one side of furnace body is equipped with first telescoping device, its characterized in that: the plug rod comprises a hollow outer cylinder, a core body is arranged in the outer cylinder in a vertically sliding manner, the tail end of a telescopic rod of the telescopic device is connected with a long plate, the outer cylinder and the core body penetrate through the long plate, the outer cylinder is fixedly connected with the long plate, a second telescopic device is arranged above the long plate, and a telescopic rod of the second telescopic device is fixedly connected with the top end of the core body;
the lower extreme of core is connected with the cylinder piece, the diameter of cylinder piece with the internal diameter of sprue gate is unanimous, when the second telescoping device pullback the core resets, the cylinder piece can avoid the core rises excessively.
2. The bottom pouring intermediate frequency holding furnace with the function of automatically cleaning a pouring gate according to claim 1, is characterized in that: the first telescopic device is an air cylinder, an oil cylinder or an electric cylinder, and the second telescopic device is an air cylinder, an oil cylinder or an electric cylinder.
3. The bottom pouring intermediate frequency holding furnace with the function of automatically cleaning the pouring gate according to claim 2, is characterized in that: the outer cylinder and the core body are in clearance fit.
4. The bottom pouring intermediate frequency holding furnace with the function of automatically cleaning the pouring gate according to claim 3, is characterized in that: the diameter of the plug head is gradually reduced from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811040442.3A CN109226731B (en) | 2018-09-07 | 2018-09-07 | Bottom pouring intermediate frequency holding furnace with automatic sprue gate cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811040442.3A CN109226731B (en) | 2018-09-07 | 2018-09-07 | Bottom pouring intermediate frequency holding furnace with automatic sprue gate cleaning function |
Publications (2)
| Publication Number | Publication Date |
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| CN109226731A CN109226731A (en) | 2019-01-18 |
| CN109226731B true CN109226731B (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811040442.3A Active CN109226731B (en) | 2018-09-07 | 2018-09-07 | Bottom pouring intermediate frequency holding furnace with automatic sprue gate cleaning function |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112122598A (en) * | 2020-09-07 | 2020-12-25 | 宁国市宏达电炉有限公司 | Bottom pouring type induction holding furnace with anti-blocking flow passage |
| CN112097518A (en) * | 2020-09-07 | 2020-12-18 | 宁国市宏达电炉有限公司 | Low raw material loss induction heating furnace |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| SU470366A1 (en) * | 1974-02-12 | 1975-05-15 | Предприятие П/Я Р-6543 | Retaining bucket |
| US4073414A (en) * | 1976-08-09 | 1978-02-14 | Albany International Corporation | Auto crucible for metering and transferring liquid metals |
| CN202356614U (en) * | 2011-12-06 | 2012-08-01 | 常州好迪机械有限公司 | Bottom-pouring casting ladle |
| CN202655619U (en) * | 2012-06-05 | 2013-01-09 | 宁国市宏新电炉厂 | Casting stopper mechanism of bottom-casting medium frequency holding furnace |
| CN103008636B (en) * | 2013-01-21 | 2015-01-07 | 河北联合大学 | Gun insertion type stopper rod device and method using same for absorbing inclusions at gate |
| CN104621880A (en) * | 2013-11-11 | 2015-05-20 | 孙秀丽 | Convenient walking stick |
| CN108176844B (en) * | 2018-01-15 | 2019-07-05 | 山东钢铁股份有限公司 | A kind of device and method for clearing up tundish upper nozzle dross object |
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