CN217393702U - Amorphous alloy shaped charge liner casting equipment - Google Patents
Amorphous alloy shaped charge liner casting equipment Download PDFInfo
- Publication number
- CN217393702U CN217393702U CN202220472181.8U CN202220472181U CN217393702U CN 217393702 U CN217393702 U CN 217393702U CN 202220472181 U CN202220472181 U CN 202220472181U CN 217393702 U CN217393702 U CN 217393702U
- Authority
- CN
- China
- Prior art keywords
- die
- casting
- cavity
- chamber
- smelting
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Continuous Casting (AREA)
Abstract
The utility model relates to amorphous alloy shaped charge cover casting equipment, which comprises a die-casting device, a vacuum device and a smelting chamber communicated with the vacuum device, wherein the smelting chamber is internally provided with a smelting device; the method is characterized in that: the die-casting device is characterized by also comprising a die-casting cavity and a finished product cavity which can be communicated with the die-casting cavity, wherein the die-casting cavity is communicated with the vacuum device and accommodates the die-casting device; the die-casting cavity and the smelting cavity are provided with a first partition structure, and the die-casting cavity and the smelting cavity can be communicated or blocked by the first partition structure, so that the production efficiency of the amorphous alloy liner casting equipment is higher.
Description
Technical Field
The utility model relates to an amorphous alloy material forming processing, in particular to an amorphous alloy shaped charge liner casting device.
Background
Amorphous alloy is a novel metal structure material which is disordered in long range and has no crystal grains or crystal boundaries and is also called as metal glass or liquid metal, and is obtained by the fact that atoms are not crystallized in order during super-quenching solidification. The amorphous alloy has excellent physical and chemical properties different from common crystalline metal materials, high yield strength, high hardness, super elasticity, high wear resistance, high corrosion resistance and the like, so that the amorphous alloy can be applied to the field of military industry such as manufacturing of shaped charge liners.
In the forming process of the amorphous alloy, the constituent elements of the amorphous alloy are easy to react with certain gas elements in a molten state to form heterogeneous nucleation points, so that the formation of the amorphous alloy is hindered, and the forming conditions of the amorphous alloy are more severe than those of the conventional metal solution.
In order to solve the problems, vacuum die casting equipment is generally adopted in the industry to cast the amorphous alloy liner. For example, chinese invention patent application with patent application No. CN201710307676.9 (publication No. CN 107020362A) discloses a metal forming apparatus, comprising: the device comprises a feeding device, a smelting device, an injection device, a vacuumizing device, an atmosphere protection device, a fixed template and a die, wherein the die comprises a movable die and a fixed die, and a die cavity is formed after the movable die and the fixed die are closed; the feeding device is provided with a bin and is arranged on the smelting device; the smelting device is provided with a vacuum chamber and a smelting container positioned in the vacuum chamber; the injection device comprises an injection cylinder and an injection head, the injection cylinder is arranged in the fixed template and is provided with a melt inlet, and the injection head is used for injecting the molten material into the die cavity; the vacuumizing device is used for vacuumizing the storage bin, the vacuum chamber and the die cavity, and the atmosphere protection device is used for providing protection gas for the vacuum chamber.
The metal forming equipment ensures that the amorphous melt is kept in a vacuum environment in the whole forming process by vacuumizing a vacuum chamber and a die cavity in the storage bin and the smelting device, and avoids the oxidation of alloy elements in the forming process of the amorphous alloy melt. However, since the vacuum chamber cannot completely isolate the air leakage into the vacuum chamber, the whole vacuum chamber needs to be periodically vacuumized, and the mold needs to be vacuumized once after being closed every time, so that the production efficiency of the amorphous alloy liner is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to foretell technical current situation and provide a higher metallic glass shaped charge liner casting equipment of production efficiency.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the casting equipment for the amorphous alloy liner comprises a die-casting device, a vacuum device and a smelting chamber communicated with the vacuum device, wherein the smelting device is accommodated in the smelting chamber; the method is characterized in that: the die-casting device is characterized by also comprising a die-casting cavity and a finished product cavity which can be communicated with the die-casting cavity, wherein the die-casting cavity is communicated with the vacuum device and accommodates the die-casting device; and a first partition structure is arranged between the die-casting cavity and the smelting cavity and can enable the die-casting cavity and the smelting cavity to be communicated or blocked.
The finished product chamber being communicable with the die casting chamber means that the finished product chamber and the die casting chamber are directly communicable or are blocked by a control structure such as a valve.
In order to make the first shut-off structure simpler, the first shut-off structure comprises a control valve.
Because the temperature in the smelting chamber is higher, and the temperature required for forming the amorphous alloy liner in the die-casting chamber is lower, the heat radiation generated in the smelting chamber can influence the forming of the amorphous alloy in the die-casting chamber. In order to reduce the influence of high temperature on amorphous alloy forming, the first partition structure further comprises a temperature adjusting chamber located between the smelting chamber and the die-casting chamber, the control valve comprises a first control valve and a second control valve, the first control valve can control the smelting chamber and the temperature adjusting chamber to be communicated or blocked, and the second control valve can control the temperature adjusting chamber and the die-casting chamber to be communicated or blocked. The temperature-regulating cavity is used for spatially separating the smelting cavity from the die-casting cavity, so that the influence of heat radiation in the smelting cavity on the amorphous alloy forming in the die-casting cavity can be effectively reduced, and the amorphous alloy melt can be transited into the die-casting cavity through the temperature-regulating cavity, so that the amorphous alloy melt is cooled and is beneficial to the amorphous alloy forming; still through first control valve and second control valve, make smelting chamber, tempering chamber and die-casting chamber three mutually independent, can close another control valve when one of them control valve is opened to can effectively isolated the air, make the air be difficult to get into in each cavity, thereby can reduce the time or the frequency of evacuation, improve production efficiency.
In order to facilitate the regulation and control of the temperature of the amorphous alloy melt and the installation of a control valve, a heating device, a first channel and a second channel are arranged in the temperature regulating chamber, the first channel is arranged at the junction of the smelting chamber and the temperature regulating chamber, and the first control valve is positioned in the first channel; the second channel is arranged at the junction of the temperature adjusting chamber and the die-casting chamber, and the second control valve is positioned in the second channel. The temperature of the amorphous alloy melt is regulated and controlled through the heating device, so that the temperature of the amorphous alloy melt is more uniform, and the control valves are more convenient to install due to the position design of the first control valve and the second control valve.
In order to realize more efficient smelting, the smelting device is an induction suspension smelting system, a liquid guide pipe is further arranged in the smelting chamber, and the liquid guide pipe is located on the periphery of the induction suspension smelting system and can be communicated with the induction suspension smelting system and the first channel.
In a further design, the die-casting device comprises an injection mechanism and a die system, and the die system is provided with a die cavity and a feeding channel which is communicated with the die cavity and the second channel.
In order to enable the control valve to be high-temperature resistant and good in sealing performance, the first control valve is a baffle valve, and the second control valve is a gate valve.
In order to prevent air from entering the die-casting cavity when the finished product cavity is opened, a second partition structure is arranged between the die-casting cavity and the finished product cavity and can enable the die-casting cavity and the finished product cavity to be communicated or blocked; the product chamber is also in communication with the vacuum device. The second partition structure enables the die-casting cavity and the finished product cavity to be mutually independent, and can block the die-casting cavity and the finished product cavity before the finished product cavity is opened, so that air is not easy to enter the die-casting cavity when the finished product cavity is opened.
In order to make the second partition structure simpler, the second partition structure is a third control valve arranged at the junction of the die-casting cavity and the finished product cavity.
In order to avoid air to enter the smelting chamber when the smelting chamber feeds materials, the smelting chamber feeding device further comprises a feeding hopper inserted into the smelting chamber, a feeding chamber communicated with the vacuum device is arranged inside the feeding hopper, and the feeding hopper is provided with a fourth control valve capable of controlling the feeding chamber to be communicated with or blocked by the smelting chamber.
Compared with the prior art, the utility model has the advantages of: the die-casting device is accommodated in the die-casting cavity communicated with the vacuum device, so that the die-casting device works in a vacuum environment and can temporarily store processed products in the finished product cavity, the die in the die-casting device does not need to be vacuumized after each die opening, the die-casting cavity only needs to be vacuumized after the finished products are removed from the finished product cavity, the frequency of vacuumizing can be reduced, and the production efficiency is improved, the die-casting cavity and the smelting cavity are arranged independently and communicated or blocked through the first blocking structure, the die-casting cavity and the smelting cavity can be blocked before the die-casting cavity is communicated with the external environment (such as the finished product cavity is opened or the die-casting cavity is opened), so that the smelting cavity is not easy to enter air, the vacuum degree in the smelting cavity is not easy to be damaged, the frequency of vacuumizing of the smelting cavity can be reduced, and the smelting device can continuously smelt alloys, further improving the production efficiency and reducing the production energy consumption, thereby reducing the production cost.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Fig. 1 shows a preferred embodiment of the present invention.
As shown in fig. 1, the casting apparatus for amorphous alloy liner in this embodiment sequentially includes a feeding hopper 1, a melting chamber 2, a temperature adjusting chamber 3, a die casting chamber 4, and a finished product chamber 5, which are independent of each other, and a feeding chamber is disposed inside the feeding hopper 1. The amorphous alloy liner casting equipment in the embodiment further comprises a first vacuum device 71, a second vacuum device 72 and a third vacuum device 73, wherein the first vacuum device 71 is communicated with the feeding chamber and the smelting chamber 2, the second vacuum device 72 is communicated with the die-casting chamber 4, the second vacuum device 72 can be communicated with the temperature adjusting chamber 3 through the die-casting chamber 4, and the third vacuum device 73 is communicated with the finished product chamber 5, so that each chamber can be vacuumized.
As shown in fig. 1, the feeding hopper 1 is inserted into the smelting chamber 2, and the bottom of the feeding hopper 1 is provided with a fourth control valve 11, and the fourth control valve 11 can control the feeding chamber to be communicated with or blocked from the smelting chamber 2, so that the fourth control valve 11 can be closed when the feeding hopper 1 is opened for feeding, the feeding chamber is blocked from the smelting chamber 2, and air can be prevented from entering the smelting chamber 2; when the feed hopper 1 is closed at the end of the feeding, the feeding chamber is evacuated by the first vacuum device 71, and then the fourth control valve 11 is opened to communicate the feeding chamber with the smelting chamber 2, so that the smelting chamber 2 is fed. The fourth control valve 11 is a flapper valve.
As shown in fig. 1, a smelting device 21 is accommodated in the smelting chamber 2, and the smelting device 21 is an induction suspension smelting system, which can ensure that the alloy melt is not polluted. The structure and technical principle of the induction suspension smelting system can refer to the prior art, and are not described in detail herein. The smelting chamber 2 is also provided with a liquid guide pipe 22 and a temperature measuring device 23, the liquid guide pipe 22 is positioned on the peripheral side of the induction suspension smelting system, and the induction suspension smelting system can rotate to correspond to the liquid guide pipe 22 so as to convey the melt into the liquid guide pipe 22. The temperature measuring device 23 can measure the temperature of the melt in the induction suspension smelting system so as to regulate and control the smelting process.
As shown in fig. 1, a heating device 31, a first channel 32 and a second channel 33 are disposed in the temperature-adjusting chamber 3, and the heating device 31 can adjust and control the temperature of the amorphous alloy melt, so that the temperature of the amorphous alloy melt is more uniform. The first passage 32 is arranged at the junction of the melting chamber 2 and the temperature-regulating chamber 3, and the first passage 32 is communicated with the liquid guide pipe 22 and the heating device 31. The upper end of the first channel 32 is provided with a first control valve 321 enabling communication or blocking of the tempering chamber 3 and the smelting chamber 2. The second channel 33 is provided at the interface of the tempering chamber 3 and the die-casting chamber 4, and the second channel 33 communicates the heating means 31 and the die-casting chamber 4. The second passage 33 is provided with a second control valve 331 therein so as to be able to communicate or block the tempering chamber 3 and the die-casting chamber 4. The first control valve 321 is a flapper valve and the second control valve 331 is a gate valve.
The temperature control chamber 3, the first control valve 321, and the second control valve 331 constitute a first partition structure that can communicate or block the die-casting chamber 4 and the melting chamber 2. The temperature-adjusting chamber 3 spatially separates the smelting chamber 2 from the die-casting chamber 4, so that the influence of heat radiation in the smelting chamber 2 on the amorphous alloy forming in the die-casting chamber 4 can be effectively reduced, and the amorphous alloy melt can be transferred into the die-casting chamber 4 through the temperature-adjusting chamber 3, so that the amorphous alloy melt is cooled and is beneficial to the amorphous alloy forming; the first control valve 321 and the second control valve 331 enable the smelting chamber 2, the temperature adjusting chamber 3 and the die-casting chamber 4 to be independent of each other, and can close one control valve while opening the other control valve, so that air can be effectively isolated, air is not easy to enter each chamber, and each chamber can be independently vacuumized even if vacuumization is needed, so that the time or frequency of vacuumization can be reduced, and the production efficiency is improved.
As shown in fig. 1, the die-casting chamber 4 accommodates a die-casting device, so that the die-casting device operates in a vacuum environment and can temporarily store the processed liner product in the finished product chamber 5, and it is not necessary to vacuumize the die in the die-casting device after opening the die each time, but only to vacuumize the die-casting chamber 4 after removing the finished product from the finished product chamber 5, so that the frequency of vacuuming can be reduced, and the production efficiency can be improved. The die casting apparatus includes an injection mechanism 41, a die system 42, and a conveyor belt 43, the die system 42 having die cavities and a feed passage 421 communicating the die cavities with the second passage 33, the conveyor belt 43 being located below the die system 42 and capable of transporting the finished product to the finished product chamber 5. The specific structures and working principles of the injection mechanism 41 and the die system 43 refer to the prior art, and are not described herein again.
As shown in fig. 1, a second partition structure is provided between the die-casting chamber 4 and the finished product chamber 5, and the second partition structure enables the die-casting chamber 4 and the finished product chamber 5 to be communicated or blocked. The second partition structure enables the die-casting cavity 4 and the finished product cavity 5 to be independent of each other, and can block the die-casting cavity 4 and the finished product cavity 5 before the finished product cavity 5 is opened, so that air is not easy to enter the die-casting cavity 4 when the finished product cavity 5 is opened. The second blocking structure is a third control valve 6 arranged at the junction of the die-casting chamber 4 and the finished product chamber 5. The third control valve 6 is a flapper valve.
The amorphous alloy shaped charge liner casting equipment in this embodiment still is equipped with vacuum detection device and control panel, and this vacuum detection device can detect the inside vacuum of each cavity, and when the inside vacuum of certain cavity does not reach standard, closes the control valve between this cavity and other cavities, only to the independent evacuation of this cavity, can shorten the time of evacuation, improves production efficiency. The control panel can control the opening and closing of the die system, the action of the injection mechanism and the melt flow.
The production steps of the amorphous alloy liner casting equipment in the embodiment are as follows:
step S1: placing alloy materials with required mass into a feeding cavity of a feeding hopper 1;
step S2: respectively vacuumizing each chamber through a first vacuum system 71, a second vacuum system 72 and a third vacuum system 73 to ensure that the vacuum degree in each chamber is 6.0 multiplied by 10 < -3 > Pa-1.0 multiplied by 10 < -3 > Pa;
step S3: opening a fourth control valve 11 to enable the alloy in the feeding chamber to enter the induction suspension smelting system, and then closing the fourth control valve 11;
step S4: the induction suspension smelting system melts the alloy material, the first control valve 321 is opened, the induction suspension smelting system rotates to be communicated with the liquid guide pipe 22, the melt in the induction suspension smelting system sequentially enters the heating device 31 through the liquid guide pipe 22 and the first channel 32, and then the first control valve 321 is closed;
step S5: the melt is subjected to heat preservation through the heating device 31, the second control valve 331 is opened, the alloy melt enters the feeding channel 421 through the second channel 33, and then the second control valve 331 is closed;
step S6: the injection mechanism 41 extrudes the alloy melt into the die cavity at a set speed and a set loading force, after the alloy melt is cooled after being filled in the die cavity, the third control valve 6 is opened, the die cavity is opened, the finished liner is ejected out, the liner is conveyed into the finished cavity 5 along with the conveyor belt 43, and then the third control valve 6 is closed;
step S7: when the feeding hopper 1 needs to be fed, the feeding hopper 1 is opened to feed the alloy with the required quality, then the feeding chamber is pumped to the required vacuum degree through the first vacuum device 71, and the steps S3-S6 are repeated;
step S8: when the liner in the finished cavity 5 is fully stacked, the third control valve 6 is closed, the finished cavity 5 is opened to take out the liner, the finished cavity 5 is pumped to a required vacuum degree by the third vacuum device 73, the third control valve 6 is opened, and the step S6 is continued.
The amorphous alloy liner casting equipment in the embodiment has the advantages that the cavities are mutually independent, so that the vacuum degree in each cavity is not easy to damage, a single independent cavity can be vacuumized, the vacuumizing time can be greatly shortened, the production energy consumption is reduced, the production efficiency is improved, the production cost is reduced, the equipment does not need to be stopped due to vacuumizing, and the liner can be continuously produced.
Claims (10)
1. The casting equipment for the amorphous alloy liner comprises a die-casting device, a vacuum device and a smelting chamber (2) communicated with the vacuum device, wherein the smelting device is accommodated in the smelting chamber (2); the method is characterized in that: the die-casting device is characterized by further comprising a die-casting cavity (4) and a finished product cavity (5) capable of being communicated with the die-casting cavity (4), wherein the die-casting cavity (4) is communicated with the vacuum device and accommodates the die-casting device; die-casting cavity (4) with be equipped with first wall structure between smelting cavity (2), this first wall structure enables die-casting cavity (4) and smelting cavity (2) intercommunication or block.
2. The amorphous alloy liner casting apparatus of claim 1, wherein: the first blocking structure comprises a control valve.
3. The amorphous alloy liner casting apparatus of claim 2, wherein: the first partition structure further comprises a temperature adjusting chamber (3) located between the smelting chamber (2) and the die-casting chamber (4), the control valve comprises a first control valve (321) and a second control valve (331), the first control valve (321) can control the smelting chamber (2) and the temperature adjusting chamber (3) to be communicated or blocked, and the second control valve (331) can control the temperature adjusting chamber (3) and the die-casting chamber (4) to be communicated or blocked.
4. The amorphous alloy liner casting apparatus of claim 3, wherein: a heating device (31), a first channel (32) and a second channel (33) are arranged in the temperature adjusting chamber (3), the first channel (32) is arranged at the junction of the smelting chamber (2) and the temperature adjusting chamber (3), and the first control valve (321) is positioned in the first channel (32); the second channel (33) is arranged at the junction of the temperature adjusting chamber (3) and the die-casting chamber (4), and the second control valve (331) is located in the second channel (33).
5. The apparatus of claim 4, wherein: the smelting device is an induction suspension smelting system, a liquid guide pipe (22) is further arranged in the smelting chamber (2), and the liquid guide pipe (22) is located on the periphery side of the induction suspension smelting system and can be communicated with the induction suspension smelting system and the first channel (32).
6. The amorphous alloy liner casting apparatus of claim 4, wherein: the die casting apparatus includes an injection mechanism (41) and a die system (42), the die system (42) having a die cavity and a feed passage (421) communicating the die cavity with a second passage (33).
7. The amorphous alloy liner casting apparatus of claim 3, wherein: the first control valve (321) is a flapper valve, and the second control valve (331) is a gate valve.
8. The amorphous alloy liner casting apparatus as claimed in any one of claims 1 to 7, wherein: a second partition structure is arranged between the die-casting cavity (4) and the finished product cavity (5), and the second partition structure can enable the die-casting cavity (4) and the finished product cavity (5) to be communicated or blocked; the finished product chamber (5) is also in communication with the vacuum device.
9. The amorphous alloy liner casting apparatus of claim 8, wherein: the second partition structure is a third control valve arranged at the junction of the die-casting cavity (4) and the finished product cavity (5).
10. The amorphous alloy liner casting apparatus as claimed in any one of claims 1 to 7, wherein: still including cartridge extremely feed hopper (1) in smelting cavity (2), this feed hopper (1) inside be equipped with the feeding cavity of vacuum apparatus intercommunication, and feed hopper (1) are equipped with and can control feeding cavity and smelting cavity (2) intercommunication or fourth control valve (11) that block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220472181.8U CN217393702U (en) | 2022-03-04 | 2022-03-04 | Amorphous alloy shaped charge liner casting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220472181.8U CN217393702U (en) | 2022-03-04 | 2022-03-04 | Amorphous alloy shaped charge liner casting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217393702U true CN217393702U (en) | 2022-09-09 |
Family
ID=83138516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220472181.8U Active CN217393702U (en) | 2022-03-04 | 2022-03-04 | Amorphous alloy shaped charge liner casting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217393702U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115961221A (en) * | 2022-12-08 | 2023-04-14 | 大连理工大学 | Block amorphous alloy shaped charge liner and preparation method thereof |
| CN117600436A (en) * | 2023-11-29 | 2024-02-27 | 南京航空航天大学 | Energy-saving continuous vacuum casting forming method and equipment for semi-solid slurry |
-
2022
- 2022-03-04 CN CN202220472181.8U patent/CN217393702U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115961221A (en) * | 2022-12-08 | 2023-04-14 | 大连理工大学 | Block amorphous alloy shaped charge liner and preparation method thereof |
| CN115961221B (en) * | 2022-12-08 | 2024-04-05 | 大连理工大学 | Block amorphous alloy shaped charge liner and preparation method thereof |
| CN117600436A (en) * | 2023-11-29 | 2024-02-27 | 南京航空航天大学 | Energy-saving continuous vacuum casting forming method and equipment for semi-solid slurry |
| CN117600436B (en) * | 2023-11-29 | 2024-06-11 | 南京航空航天大学 | Energy-saving continuous vacuum casting forming method and equipment for semi-solid slurry |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217393702U (en) | Amorphous alloy shaped charge liner casting equipment | |
| CN107879607B (en) | Hot bending processing method of 3D curved surface glass hot bending machine | |
| CN108033670B (en) | Hot bending processing method of 3D curved surface glass hot bending machine | |
| CN103805825A (en) | Vacuum-induction smelting and rapid hardening equipment for rare-earth permanent-magnet alloy | |
| CN111215591A (en) | Continuous casting device for producing high-purity single crystal copper rod by continuous feeding | |
| CN108759471B (en) | Continuous vacuum induction melting slab furnace, alloy casting piece manufacturing method and alloy casting piece | |
| CN202945304U (en) | Vacuum-induction smelting and rapid hardening equipment for rare-earth permanent-magnet alloy | |
| CN102773448A (en) | Vacuum die casting machine | |
| CN110508777A (en) | A kind of amorphous alloy vertical die-casting machine and pressure casting method | |
| US20110129404A1 (en) | System and process for the production of polycrystalline silicon for photovoltaic use | |
| CN107570687A (en) | A kind of vacuum casting device and pouring procedure for reducing aluminium alloy castings crystallite dimension | |
| US4609031A (en) | System for sintering molds and for preparing cast products | |
| JPS62134143A (en) | Vacuum induction furnace | |
| CN116393706A (en) | Shunt replacement type storage tank device | |
| CN219117619U (en) | Polycrystal ingot casting air intake system | |
| US2854228A (en) | Vacuum furnace useful in the production of metals | |
| JP2012006775A (en) | Apparatus and method for supplying raw material to melting furnace | |
| CN206717005U (en) | Amorphous metal former | |
| CN214977629U (en) | Semi-solid pressure casting forming equipment | |
| CN214442901U (en) | Vacuum rapid hardening device | |
| CN106623843B (en) | Metal die casting equipment and metal die casting method | |
| CN113624005A (en) | Large-capacity continuous casting multifunctional suspension smelting furnace and alloy smelting method | |
| CN208717466U (en) | A kind of single crystal growing furnace sample adding device of side sample-adding | |
| CN111947456B (en) | Continuous casting vacuum induction smelting furnace | |
| KR101405487B1 (en) | Device for spraying molten alloy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |