CN201120464Y - Stopper rod type ambience protection fusion cast apparatus - Google Patents
Stopper rod type ambience protection fusion cast apparatus Download PDFInfo
- Publication number
- CN201120464Y CN201120464Y CNU200720044862XU CN200720044862U CN201120464Y CN 201120464 Y CN201120464 Y CN 201120464Y CN U200720044862X U CNU200720044862X U CN U200720044862XU CN 200720044862 U CN200720044862 U CN 200720044862U CN 201120464 Y CN201120464 Y CN 201120464Y
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- stopper
- crystallizer
- stopper rod
- bell
- gear
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Abstract
The utility model relates to a stopper rod type atmosphere protected melting and casting device, comprising a furnace body, a furnace cover and a crystallizer. A stopper rod vertically runs through the furnace cover and inserts into the furnace; a stopper rod lifting mechanism is arranged on the furnace cover; a gear wheel is mounted on the furnace cover through a bearing support; an operating grip is connected with the rotating shaft of the gear wheel; a rack matching with the gear wheel is arranged at the top of the stopper rod; a lower sprue, below which an immersible draft tube is connected, is arranged at the bottom of a crucible, the crystallizer is installed below the immersible draft tube which stretches into the crystallizer. The lifting of the stopper rod is controlled by the transmission of the rack to prevent the metal melt from flowing down during the melting process, playing the role of controlling the flow during the casting process; since the immersible draft tube connected with the crystallizer is arranged at the bottom of the furnace, the whole casting process can be done in a protected atmosphere, thus remarkably optimizing the structure of the technical plants in existence and greatly improving safety; therefore the stopper rod type atmosphere protected melting and casting device is suitable for the devices used to melt and cast metals and alloy that are easy to oxidize and require atmosphere protection.
Description
Technical field
The utility model relates to a kind of equipment that can realize easy oxidation metal and alloy melting and casting under antivacuum, atmosphere protection condition, relates in particular to a kind of stopper formula atmosphere protection casting apparatus, belongs to technical field of nonferrous metal processing.
Background technology
Easy oxidation metal and alloy generally adopt vacuum melting and ingot mould ingot casting (discontinuous casting).Because very easily oxidation of Zr element in the Cu-Cr-Zr alloy, melting Zr oxidization burning loss is serious under the atmospheric conditions, is difficult to preparation Zr content Cu-Cr-Zr alloy pig up to standard.The technology that present vacuum prepares the Cu-Cr-Zr alloy is very ripe, yet the cost of vacuum melting is higher, and ingot casting is less, can not produce continuously etc., and antivacuum preparation can address these problems.Antivacuum preparation Cu-Cr-Zr alloy generally adopts the atmosphere protection melting, and the key of the antivacuum preparation of restriction Cu-Cr-Zr alloy is that equipment is difficult to the protection of realization to Zr element fusion process.In the patent 200610085210.0 (non-vacuum melting and casting Cu-Cr-Zr alloy method) of Suzhou Non-Ferrous Metals Processing Research Inst's application, 200610085209.8 (equipment of non-vacuum smelting easy oxidation metal and alloy), 200610096327.9 (equipment of non-vacuum melting casting readily oxidized metal and alloy), 200610098355.4 (methods of non-vacuum melting and casting Cu-Ti alloy), all relate to the equipment of melting and casting readily oxidized metal and alloy.
The equipment of melting and casting readily oxidized metal and alloy can be realized the effect of melting and casting readily oxidized metal and alloy, well protects alloying element under atmospheric condition, reduces the burn out rate of alloying element.But, in use also there is certain problem to improve, unreasonable as part body of heater element structure, operate also not very convenient; The loss of part body of heater member is bigger, and equipment running process is safety inadequately.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and a kind of stopper formula atmosphere protection casting apparatus is provided.
The purpose of this utility model is achieved through the following technical solutions:
Stopper formula atmosphere protection casting apparatus; comprise body of heater; bell and crystallizer; it is characterized in that: stopper vertically passes bell and inserts in the burner hearth; the stopper lift drive mechanism is housed on bell; described lift drive mechanism comprises gear and operating grip; gear is installed on the bell by bearing block; operating grip links to each other with the rotating shaft of gear; the top of stopper is provided with tooth bar, and wheel and rack matches, and is provided with the submarine gate in the bottom of crucible; the oscilaltion of gear drive control stopper is communicated with the submarine gate or is closed; submarine gate below is connected the immersion mozzle, and the below of immersion mozzle is equipped with crystallizer, and the immersion mozzle stretches in the crystallizer.
Further, above-mentioned stopper formula atmosphere protection casting apparatus is characterized in that: described bell is provided with an air inlet, an observation window and a charge door, and is furnished with cooling body.
Further, above-mentioned stopper formula atmosphere protection casting apparatus is characterized in that: be provided with the gas shield cover in the periphery of immersion mozzle and crystallizer.
The substantive distinguishing features of technical solutions of the utility model and progressive being mainly reflected in:
The utility model stopper formula atmosphere protection casting apparatus; stopper adopts overhead to be installed on bell in the stove; with the oscilaltion of gear transmission mode control stopper; stop metal bath dirty in the fusion process; casting process plays the effect of control flow; furnace bottom is installed the immersion mozzle and is connected crystallizer, and casting process is all carried out under atmosphere protection.The utility model equipment can be realized antivacuum preparation Cu-Cr-Zr alloy under atmosphere protection, realize the protection to Zr element fusion process, obtains Zr content alloy pig up to standard.Obviously optimized the structure of prior art equipment; its structure is very succinct, makes simply, has increased security greatly; efficiently solve the problem of the antivacuum founding difficulty of Cu-Cr-Zr alloy, extensively be suitable for the preparation that various easy oxidation metals and alloy melting and casting process need atmosphere protection.
Description of drawings
Below in conjunction with accompanying drawing technical solutions of the utility model are described further:
Fig. 1: the structural representation of the utility model device;
Fig. 2: the structural representation of bell;
Fig. 3: the structural representation of stopper.
The implication of each Reference numeral sees the following form among the figure:
| Reference numeral | Implication | Reference numeral | Implication | | Implication | |
| 1 | Body of |
2 | |
3 | |
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| 4 | |
5 | |
6 | |
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| 7 | |
8 | |
9 | |
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| 10 | Crucible | 11 | The |
12 | The |
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| 13 | |
14 | |
15 | |
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| 16 | Dummy |
17 | |
18 | Draw-in |
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| 19 | Observation window |
The specific embodiment
The utility model is at the stopper of a vertical direction of equipment body of heater internal configurations, the bottom of stopper links to each other with the submarine gate, the upper end of stopper is provided with governor motion, governor motion is regulated the upper-lower position of stopper by gear, metal bath is dirty in the control fusion process, and casting process plays the effect of control flow.Furnace bottom crystallizer and furnace bottom are separated, link to each other by the immersion mozzle, immersion mozzle length reaches and can stretch into crystallizer, and casting process mozzle bottom is immersed below the mold liquid level.The gas shield cover is installed on crystallizer, casting process is carried out under gas shield all the time.
Shown in Fig. 1～3; stopper formula atmosphere protection casting apparatus; comprise body of heater 1; bell 5 and crystallizer 15; body of heater 1 has induction heater 9; provide energy to fusion process; body of heater inside is provided with crucible 10; easy oxidation metal and alloy carry out melting in crucible 10; bell 5 is provided with an air inlet 6; an observation window 19 and a charge door 17; and be furnished with cooling body, and stopper 8 vertically passes bell 5 and inserts in the burner hearth 7, and stopper 8 tops are card slot type structure 18 with cooperating of bell 5; the stopper lift drive mechanism is housed on bell; lift drive mechanism comprises gear 3 and operating grip 2, and gear 3 is installed on the bell 5 by bearing block, and operating grip 2 links to each other with the rotating shaft of gear; the top of stopper is provided with tooth bar 4; gear 3 matches with tooth bar 4, is provided with the submarine gate 11 in the bottom of crucible 10, and 8 oscilaltions of gear 3 transmissions control stopper are communicated with the submarine gate 11 or are closed; upper-lower position for stopper 8 is regulated, and metal bath is dirty in prevention or the restriction fusion process.The submarine gate 11 belows are connected immersion mozzle 12, and the below of immersion mozzle 12 is equipped with crystallizer 15, and immersion mozzle 12 stretches in the crystallizer 15, and crystallizer 15 belows are provided with dummy bar head 16; Periphery at immersion mozzle 12 and crystallizer 15 is equipped with gas shield cover 13, and has glass window 14.
When stopper formula atmosphere protection casting apparatus is specifically used, get earlier charge door 17 addings of raw materials such as industrial electrolysis copper, copper chromium intermediate alloy, zirconium silk from bell respectively by table 1, its detailed process is:
1. stopper 8 in the stove is installed: behind the cleaning body of heater, close bell 5, insert and fixing plunger 8, connect the stopper elevating mechanism on the bell, by the stopper elevating mechanism stopper is applied prestressing force, guarantee that the submarine gate 11 remains closure state in charging and body of heater intensification fusion process;
2. feed, feed protective gas: the furnace charge that will prepare is in proportion put into stove, after charging finishes, has closed charge door 17, feeds protection gas, prepares to heat up;
3. melting heats up: according to the requirement of Cu-Cr-Zr alloy melting, send electricity, be warming up to 1300 ℃ alloy is melted fully;
4. adjust the temperature casting: until completely melted, carry out adjusting melt temperature to 1150～1250 ℃ of preparation castings of casting temperature after refining, degasification and the microalloying process, adjust crystallizer 15 positions before the casting, by stopper elevating mechanism control melt flow, reach the casting requirement, keep good this state to finish until casting.
The melting under atmosphere protection of the utility model equipment can well be protected the easy oxidation metal element, and the melting loss rate of each element of embodiment sees Table 1.
Table 1
In sum, the utility model has been installed a stopper elevating mechanism at bell, controls the connection and closure that the stopper lifting realizes the submarine gate by gear drive, reaches to stop metal bath dirty in the fusion process, plays the effect of controlling flow in casting process.The length of immersion mozzle reaches and can stretch into crystallizer, and casting process mozzle bottom is immersed below the mold liquid level.The gas shield cover is installed on crystallizer, casting process is carried out under gas shield all the time.Can under atmosphere protection, realize antivacuum preparation Cu-Cr-Zr alloy, realize protection, obtain Zr content alloy pig up to standard Zr element fusion process.Extensively being suitable for various easy oxidation metals and alloy melting and casting process needs the preparation of atmosphere protection.
Below only be concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, all drop within the utility model rights protection scope.
Claims (3)
1. stopper formula atmosphere protection casting apparatus; comprise body of heater (1); bell (5) and crystallizer (15); it is characterized in that: stopper (8) vertically passes bell (5) and inserts in the burner hearth (7); the stopper lift drive mechanism is housed on bell; described lift drive mechanism comprises gear (3) and operating grip (2); gear (3) is installed on the bell (5) by bearing block; operating grip (2) links to each other with the rotating shaft of gear; the top of stopper is provided with tooth bar (4); gear (3) matches with tooth bar (4); be provided with the submarine gate (11) in the bottom of crucible (10); the oscilaltion of gear (3) transmission control stopper (8) is communicated with the submarine gate (11) or is closed; the submarine gate (11) below is connected immersion mozzle (12); the below of immersion mozzle (12) is equipped with crystallizer (15), and immersion mozzle (12) stretches in the crystallizer (15).
2. stopper formula atmosphere protection casting apparatus according to claim 1 is characterized in that: described bell (5) is provided with an air inlet (6), an observation window (19) and a charge door (17), and is furnished with cooling body.
3. stopper formula atmosphere protection casting apparatus according to claim 1 is characterized in that: the periphery at immersion mozzle (12) and crystallizer (15) is provided with the gas shield cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720044862XU CN201120464Y (en) | 2007-11-12 | 2007-11-12 | Stopper rod type ambience protection fusion cast apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720044862XU CN201120464Y (en) | 2007-11-12 | 2007-11-12 | Stopper rod type ambience protection fusion cast apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201120464Y true CN201120464Y (en) | 2008-09-24 |
Family
ID=40007684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720044862XU Expired - Fee Related CN201120464Y (en) | 2007-11-12 | 2007-11-12 | Stopper rod type ambience protection fusion cast apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201120464Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102438774A (en) * | 2009-05-10 | 2012-05-02 | 应达公司 | Stopper rod positioning and control apparatus for control of molten metal flow through a nozzle |
-
2007
- 2007-11-12 CN CNU200720044862XU patent/CN201120464Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102438774A (en) * | 2009-05-10 | 2012-05-02 | 应达公司 | Stopper rod positioning and control apparatus for control of molten metal flow through a nozzle |
| CN102438774B (en) * | 2009-05-10 | 2014-04-09 | 应达公司 | Stopper rod positioning and control apparatus for control of molten metal flow through nozzle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA NONFERROUS METALS PROCESSING TECHNOLOGY CO., Free format text: FORMER OWNER: SUZHOU NON-FERROUS METAL ACADEMY CO., LTD. Effective date: 20140626 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215021 SUZHOU, JIANGSU PROVINCE TO: 471039 LUOYANG, HENAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140626 Address after: 471039 Henan Province, Luoyang city high tech Development Zone middle Ling Road Patentee after: China Nonferrous Metals Processing Technology Co., Ltd. Address before: Suzhou City, Jiangsu province 215021 Industrial Park No. 200 Shen Hu Road Patentee before: Suzhou Non-ferrous Metal academy Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080924 Termination date: 20141112 |
|
| EXPY | Termination of patent right or utility model |