CN115287478B - Nickel-phosphorus alloy forming equipment - Google Patents
Nickel-phosphorus alloy forming equipment Download PDFInfo
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- CN115287478B CN115287478B CN202210936346.7A CN202210936346A CN115287478B CN 115287478 B CN115287478 B CN 115287478B CN 202210936346 A CN202210936346 A CN 202210936346A CN 115287478 B CN115287478 B CN 115287478B
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- crucible
- nickel
- partition plate
- phosphorus alloy
- alloy forming
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/023—Alloys based on nickel
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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
- B22D23/00—Casting processes not provided for in groups B22D1/00 - B22D21/00
- B22D23/06—Melting-down metal, e.g. metal particles, in the mould
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
Abstract
The invention discloses nickel-phosphorus alloy forming equipment which is characterized by comprising a shell, a crucible, a partition plate and a bottom die, wherein the crucible, the partition plate and the bottom die are sequentially arranged in the shell from top to bottom, the side walls of the crucible, the partition plate and the bottom die are sealed with the inner wall of the shell, a plurality of guide pipes capable of leading out liquid metal in the crucible are arranged on the crucible, a plurality of first through holes are formed in the partition plate, the plurality of guide pipes are correspondingly inserted into the plurality of first through holes in a one-to-one matching manner, sealing is formed between the inner walls of the first through holes and the outer walls of the guide pipes which are correspondingly inserted, the bottom die is provided with a cavity, and a liquid outlet of each guide pipe extends into the cavity or is positioned right above an opening of the cavity. The nickel-phosphorus alloy forming equipment provided by the invention has the advantages that impurities cannot be introduced into the prepared nickel-phosphorus alloy, and in addition, the raw material red phosphorus is not easy to oxidize, so that the accurate control of the proportion of the nickel-phosphorus alloy is facilitated.
Description
Technical Field
The invention relates to the field of alloy preparation and forming, in particular to nickel-phosphorus alloy forming equipment.
Background
At present, a phosphorus pressing method is mainly adopted for preparing nickel-phosphorus alloy, specifically, red phosphorus is adopted as a phosphorus source, red phosphorus is placed in a crucible, an isolation material layer made of quartz sand and the like is placed on the red phosphorus, a nickel plate is placed above the isolation material layer, the temperature is raised to be higher than the melting point temperature of the nickel plate, the insulation layer is heated and kept warm, after the nickel plate is completely melted, the insulation layer is broken, molten metal nickel and the red phosphorus are mixed, and after the insulation layer material in molten liquid is removed, the nickel-phosphorus alloy can be obtained.
Disclosure of Invention
The invention provides nickel-phosphorus alloy forming equipment which comprises a shell, a crucible, a partition plate and a bottom die, wherein the crucible, the partition plate and the bottom die are sequentially arranged in the shell from top to bottom, the side walls of the crucible, the partition plate and the bottom die are sealed with the inner wall of the shell, a plurality of flow guide pipes capable of leading out liquid metal in the crucible are arranged on the crucible, a plurality of first through holes are formed in the partition plate, the flow guide pipes are correspondingly inserted into the first through holes in a one-to-one matching mode, the inner walls of the first through holes and the outer walls of the correspondingly inserted flow guide pipes form sealing, the bottom die is provided with a cavity, and liquid outlets of the flow guide pipes extend into the cavity or are positioned right above the opening of the cavity.
Preferably, one or more accommodation spaces are arranged in the partition plate, a second through hole which is communicated with the accommodation spaces below the partition plate is arranged on the partition plate, and red sand is filled in the accommodation spaces.
Preferably, the partition plate is provided with a third through hole for communicating the upper part of the partition plate with the accommodating space, the shell is provided with a fourth through hole, and the fourth through hole is positioned between the crucible and the partition plate.
Preferably, a screen is installed in the second through hole, and the aperture of the screen is smaller than the particle size of the smallest-sized red sand filled in the accommodating space.
Preferably, the partition plate is formed by detachably mounting an upper part and a lower part, and the accommodating space is formed by buckling groove bodies respectively arranged on the upper part and the lower part.
Preferably, still include lid, intermediate frequency electric heating assembly, lid and crucible up port adaptation are provided with the intermediate layer in the casing lateral wall, and intermediate frequency electric heating assembly installs in the intermediate layer, and intermediate frequency electric heating assembly is located the end mould side.
Preferably, the method further comprises the following steps: base, elastic component, the equal fixed mounting of elastic component and casing on the base, die block and casing swing joint, and form dynamic seal between die block lateral wall and the shells inner wall in vertical direction, the elastic component is connected between base and die block, and the elastic component has the deformation trend in vertical direction.
The nickel-phosphorus alloy forming equipment provided by the invention has the advantages that impurities cannot be introduced into the prepared nickel-phosphorus alloy, and in addition, the raw material red phosphorus is not easy to oxidize, so that the accurate control of the proportion of the nickel-phosphorus alloy is facilitated.
Drawings
FIG. 1 is a schematic structural diagram of a nickel-phosphorus alloy forming apparatus according to embodiment 1 of the present invention;
FIG. 2 is a schematic structural diagram of a nickel-phosphorus alloy forming apparatus according to embodiment 2 of the present invention;
fig. 3 is a schematic structural diagram of a nickel-phosphorus alloy forming apparatus provided in embodiment 3 of the present invention.
Detailed Description
Hereinafter, the technical solution of the present invention will be described in detail by specific examples, but these examples should be explicitly proposed for illustration, but should not be construed as limiting the scope of the present invention.
Example 1
Referring to fig. 1, embodiment 1 provides a nickel-phosphorus alloy forming apparatus, including casing 1, crucible 2, baffle 3, die block 4 installs in casing 1 from top to bottom in proper order, crucible 2, baffle 3, form between the lateral wall of die block 4 and the casing 1 inner wall sealedly, install many honeycomb ducts 5 that can draw out liquid metal in crucible 2 on the crucible 2, a plurality of first through-holes 31 have been seted up on the baffle 3, a plurality of honeycomb ducts 5 one-to-one adaptation insert a plurality of first through-holes 31, first through-hole 31 inner wall and the honeycomb duct 5 outer wall that corresponds the male form between and sealedly, die block 4 has die cavity 42, the liquid outlet of honeycomb duct 5 stretches into in die cavity 42 or is located die cavity 42 open-ended directly over.
The red phosphorus is placed in the cavity 42, the cavity 42 is sealed with the outside, so that the red phosphorus is in an oxygen-free environment, the red phosphorus is prevented from being oxidized, metal nickel is melted into molten metal and placed in the crucible 2, the molten nickel slowly flows into the cavity 42 through the self weight of the guide pipe 5, the red phosphorus is melted and fully mixed with the nickel to finally form an alloy, and a final product can be formed after cooling.
In this embodiment 1, the heating and heat preservation of the nickel metal liquid in the crucible 2 belong to the prior art, and are not described herein, and the temperature control in the mixing process in the cavity 42 and other related technologies also belong to the prior art, and refer to the invention patent with the application number of 201310715310.7 and other related technologies, and are not described herein again.
Example 2
Referring to fig. 2, embodiment 2 provides a nickel-phosphorus alloy forming apparatus, including casing 1, crucible 2, baffle 3, die block 4 installs in casing 1 from top to bottom in proper order, crucible 2, baffle 3, form between the lateral wall of die block 4 and the casing 1 inner wall sealedly, install many honeycomb ducts 5 that can draw out liquid metal in crucible 2 on the crucible 2, a plurality of first through-holes 31 have been seted up on the baffle 3, a plurality of honeycomb ducts 5 one-to-one adaptation insert a plurality of first through-holes 31, first through-hole 31 inner wall forms sealedly with corresponding male honeycomb duct 5 outer wall and between, die block 4 has die cavity 42, the liquid outlet of honeycomb duct 5 stretches into in die cavity 42 or is located die cavity 42 open-ended directly over.
One or more accommodation spaces 32 are formed in the partition plate 3, a second through hole 33 which is communicated with the lower portion of the partition plate 3 and the accommodation spaces 32 is formed in the partition plate 3, and the accommodation spaces 32 are filled with red sand.
The partition plate 3 is provided with a third through hole 34 for communicating the upper part of the partition plate 3 with the accommodating space 32, the shell 1 is provided with a fourth through hole 11, and the fourth through hole 11 is positioned between the crucible 2 and the partition plate 3.
The second through hole 33 is installed with a mesh 6 therein, and the aperture of the mesh 6 is smaller than the particle diameter of the smallest size of the red sand filled in the accommodating space 32.
The partition board 3 is formed by detachably mounting an upper part and a lower part, and the accommodating space 32 is formed by buckling groove bodies respectively arranged on the upper part and the lower part.
Still include lid 10, intermediate frequency electric heating assembly 9, lid 10 and 2 last ports adaptations of crucible are provided with the intermediate layer in the lateral wall of casing 1, and intermediate frequency electric heating assembly 9 installs in the intermediate layer, and intermediate frequency electric heating assembly 9 is located die block 4 side.
Referring to the description of embodiment 1, when the nickel metal liquid enters the cavity 42 through the flow guide 5, the temperature of phosphorus in the cavity 42 contacting the nickel metal liquid increases, so that it is difficult to avoid sublimation of a small portion of red phosphorus, the pressure in the cavity 42 increases, the shell 1 is easily deformed and damaged, the service life is reduced, and even there is a risk of frying the furnace.
In this embodiment 2, in a normal state, the external atmospheric pressure is the same as the pressure of the cavity 42 or the pressure in the cavity 42 is slightly higher than the external atmospheric pressure, under the blockage of the dense red sand, the external oxygen cannot enter the cavity 42, oxidation of the red phosphorus cannot be caused, when the red phosphorus sublimates, the pressure in the cavity 42 rises, under a higher pressure condition, a small part of other gas impurities except the red phosphorus sequentially pass through the gap of the screen 6, the small gap between the red sand and the fourth through hole 11 and are then discharged, and the gaseous red phosphorus recondenses into small solid particles after encountering the red sand with a relatively low temperature and cannot be discharged into the air, which occurs unidirectionally, so that the external oxygen cannot enter the cavity 42 to oxidize the phosphorus, and the cavity 42 can also be subjected to pressure relief, which not only can prevent equipment from being damaged and safety accidents, but also can prevent possible blockage of the molten metal in the flow guide pipe 5 due to an excessive pressure.
The nickel-phosphorus alloy is at the misce bene in-process, does not have homodisperse before preventing the nickel-phosphorus alloy to solidify, can heat the nickel-phosphorus alloy through intermediate frequency electric heating subassembly 9, has the electromagnetic stirring effect simultaneously, helps the further dispersion mixing of nickel-phosphorus alloy, and the back cooling takes shape.
Related control can refer to the prior art, and is not described in detail herein.
It should be noted that, in embodiment 2, the amount of the nickel metal solution added into the crucible 1 and the amount of the red phosphorus added into the cavity 42 in advance may be configured in advance, and after the nickel metal solution in the crucible 1 completely flows into the cavity 42, the ratio of the red phosphorus to the nickel reaches the required ratio, because the lid 10 is adapted to the upper port of the crucible 2 and the related structure is arranged, a relatively closed space is formed between the crucible 1, the flow guide pipe 5 and the bottom mold 4, and in the process of heating and insulating the nickel-phosphorus alloy by the intermediate frequency electric heating assembly 9, the energy consumption is greatly reduced, and the environment-friendly effect is achieved.
Example 3
Referring to fig. 3, embodiment 3 provides a nickel-phosphorus alloy forming apparatus, including casing 1, crucible 2, baffle 3, die block 4 installs in casing 1 from top to bottom in proper order, crucible 2, baffle 3, form between the lateral wall of die block 4 and the casing 1 inner wall sealedly, install many honeycomb ducts 5 that can draw out liquid metal in crucible 2 on the crucible 2, a plurality of first through-holes 31 have been seted up on the baffle 3, a plurality of honeycomb ducts 5 one-to-one adaptation insert a plurality of first through-holes 31, first through-hole 31 inner wall and the honeycomb duct 5 outer wall that corresponds the male form between and sealedly, die block 4 has die cavity 42, the liquid outlet of honeycomb duct 5 stretches into in die cavity 42 or is located die cavity 42 open-ended directly over. Further comprising: base 7, elastic component 8, the equal fixed mounting of elastic component 8 and casing 1 is on base 7, die block 4 and 1 swing joint of casing, and forms dynamic seal between 4 lateral walls of die block and 1 inner wall of casing in vertical direction, and elastic component 8 connects between base 7 and die block 4, and elastic component 8 has the deformation trend in vertical direction.
Further comprising: base 7, elastic component 8, the equal fixed mounting of elastic component 8 and casing 1 is on base 7, die block 4 and 1 swing joint of casing, and forms dynamic seal between 4 lateral walls of die block and 1 inner wall of casing in vertical direction, and elastic component 8 is connected between base 7 and die block 4, and elastic component 8 has the deformation trend in vertical direction.
The shell 1 is internally provided with a first annular blocking surface which is horizontally arranged, and the lower end surface of the partition plate 3 is locally and tightly attached to the first annular blocking surface.
Referring to the description of embodiment 1, when the nickel metal liquid flows downward through the flow guide tube 5 by its own weight and enters the cavity 42, the red phosphorus is melted and forms a nickel-phosphorus alloy with nickel, due to the characteristics of phosphorus, there is about 21% solid solubility in nickel, and after reaching the highest solid solubility, phosphorus in contact with the nickel metal liquid and phosphorus at the edge heated and overheated by heat conduction are directly sublimated, which may cause the pressure in the cavity 42 to rise, possibly causing the housing 1 to be unable to bear, if a reinforcing method is adopted, the cost is undoubtedly increased, the service life is also reduced, and the risk of explosion is generated, and meanwhile, the pressure relief also helps the metal liquid to smoothly flow in the flow guide tube 5.
When the pressure in the cavity 42 is too high, the bottom die 4 can be pushed to move downwards, the bottom die 4 presses the elastic part 8 to deform, so that the pressure relief is realized by increasing the volume of the space communicated with the cavity 42, and when the temperature in the cavity 42 decreases, the sublimed red phosphorus changes into a solid state again after the temperature decreases to a certain temperature, at the moment, the pressure in the cavity 42 is greatly reduced, and the elastic part 8 recovers to deform so that the bottom die 4 resets. This process is gone on under sealed state, can not introduce external oxygen, and the mode can realize carrying out the pressure release in the die cavity 42, can improve equipment's life, avoids the incident.
In addition, as for the final product formed in the cavity 42 of the bottom mold 4, since the bottom mold 4 is movably connected with the housing 1, the bottom mold 4 can be directly taken out from the lower part of the housing 1, and other discharging methods in the prior art are within the protection scope of the present invention, and in the embodiment 3, the bottom mold 4 can be taken out from between the housing 1 and the elastic member 8 by a method which can be pushed out by some prior art.
Alternatively, the cavity 42 can also be formed by a sand mold preformed in or on the base mold 4, which sand mold is to be included in the base mold 4 mentioned in examples 1, 2 and 3 if this is the case.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The nickel-phosphorus alloy forming equipment is characterized by comprising a shell (1), a crucible (2), a partition plate (3) and a bottom die (4), wherein the crucible (2), the partition plate (3) and the bottom die (4) are sequentially installed in the shell (1) from top to bottom, the side walls of the crucible (2), the partition plate (3) and the bottom die (4) are sealed with the inner wall of the shell (1), a plurality of flow guide pipes (5) capable of leading out liquid metal in the crucible (2) are installed on the crucible (2), a plurality of first through holes (31) are formed in the partition plate (3), the plurality of flow guide pipes (5) are correspondingly inserted into the plurality of first through holes (31) in a one-to-one matching mode, sealing is formed between the inner walls of the first through holes (31) and the outer walls of the correspondingly inserted flow guide pipes (5), a liquid outlet (42) is formed in the bottom die (4), and the flow guide pipes (5) extend into the die cavity (42) or are positioned right above the opening of the die cavity (42);
seted up one or more accommodation space (32) in baffle (3), seted up second through-hole (33) of getting through baffle (3) below and accommodation space (32) on baffle (3), accommodation space (32) intussuseption is filled with red husky.
2. The nickel-phosphorus alloy forming equipment according to claim 1, wherein the partition plate (3) is provided with a third through hole (34) for communicating the upper part of the partition plate (3) with the accommodating space (32), the shell (1) is provided with a fourth through hole (11), and the fourth through hole (11) is positioned between the crucible (2) and the partition plate (3).
3. The nickel-phosphorus alloy forming apparatus according to claim 1, wherein a mesh (6) is installed in the second through hole (33), and the mesh (6) has a hole diameter smaller than the grain diameter of the smallest-sized red sand filled in the accommodating space (32).
4. The nickel-phosphorus alloy forming device according to claim 3, wherein the partition plate (3) is formed by detachably mounting an upper part and a lower part, and the accommodating space (32) is formed by buckling groove bodies respectively formed on the upper part and the lower part.
5. The nickel-phosphorus alloy forming equipment according to claim 1, further comprising a cover body (10) and a medium-frequency electric heating assembly (9), wherein the cover body (10) is matched with the upper port of the crucible (2), an interlayer is arranged in the side wall of the shell (1), the medium-frequency electric heating assembly (9) is installed in the interlayer, and the medium-frequency electric heating assembly (9) is positioned on the side of the bottom die (4).
6. The nickel phosphorous alloy forming apparatus according to claim 2, further comprising: base (7), elastic component (8), the equal fixed mounting of elastic component (8) and casing (1) is on base (7), die block (4) and casing (1) swing joint, and forms dynamic seal between die block (4) lateral wall and casing (1) inner wall in vertical direction, and elastic component (8) are connected between base (7) and die block (4), and elastic component (8) have the deformation trend in vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210936346.7A CN115287478B (en) | 2022-08-05 | 2022-08-05 | Nickel-phosphorus alloy forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210936346.7A CN115287478B (en) | 2022-08-05 | 2022-08-05 | Nickel-phosphorus alloy forming equipment |
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| CN115287478A CN115287478A (en) | 2022-11-04 |
| CN115287478B true CN115287478B (en) | 2023-03-28 |
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| CN202210936346.7A Active CN115287478B (en) | 2022-08-05 | 2022-08-05 | Nickel-phosphorus alloy forming equipment |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS619960A (en) * | 1984-06-25 | 1986-01-17 | Daido Steel Co Ltd | Melting and casting device for metal |
| CN202224638U (en) * | 2011-08-31 | 2012-05-23 | 中国科学院金属研究所 | Vacuum-positive pressure melting solidification device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1154569A (en) * | 1980-08-27 | 1983-10-04 | Yoshimasa Kidowaki | Metal casting apparatus |
| RU2025210C1 (en) * | 1992-01-06 | 1994-12-30 | Рыбинский Авиационный Технологический Институт | Device for heating metal in casting mold |
| KR101094299B1 (en) * | 2009-12-17 | 2011-12-19 | 삼성모바일디스플레이주식회사 | Linear Evaporating source and Deposition Apparatus having the same |
| CN103667796A (en) * | 2013-12-23 | 2014-03-26 | 太仓市王秀有色金属铸件厂 | Nickel-phosphorus alloy and production process thereof |
| JP2016026876A (en) * | 2014-06-24 | 2016-02-18 | Jx日鉱日石金属株式会社 | Ingot casting device and ingot casting method |
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2022
- 2022-08-05 CN CN202210936346.7A patent/CN115287478B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS619960A (en) * | 1984-06-25 | 1986-01-17 | Daido Steel Co Ltd | Melting and casting device for metal |
| CN202224638U (en) * | 2011-08-31 | 2012-05-23 | 中国科学院金属研究所 | Vacuum-positive pressure melting solidification device |
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| CN115287478A (en) | 2022-11-04 |
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