CN112974839A - Melt-blown stacking forming processing technology for aluminum base material - Google Patents

Melt-blown stacking forming processing technology for aluminum base material Download PDF

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Publication number
CN112974839A
CN112974839A CN202110150239.7A CN202110150239A CN112974839A CN 112974839 A CN112974839 A CN 112974839A CN 202110150239 A CN202110150239 A CN 202110150239A CN 112974839 A CN112974839 A CN 112974839A
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China
Prior art keywords
aluminum
blown
melt
temperature
self
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CN202110150239.7A
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Chinese (zh)
Inventor
范才河
张子豪
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Anhui Jianye Technology Co ltd
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Anhui Jianye Technology Co ltd
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Priority to CN202110150239.7A priority Critical patent/CN112974839A/en
Publication of CN112974839A publication Critical patent/CN112974839A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/115Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y10/00Processes of additive manufacturing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y40/00Auxiliary operations or equipment, e.g. for material handling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y40/00Auxiliary operations or equipment, e.g. for material handling
    • B33Y40/10Pre-treatment

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Abstract

The invention discloses a melt-blown stacking forming processing technology for an aluminum substrate, which comprises the following steps: s1, feeding; s2, melting; s3, heat preservation; s4, rotating; s5, spraying; s6, discharging; according to the invention, the aluminum base material is molded according to the processing technologies of feeding, melting, heat preservation, transportation, injection and discharging, so that a user can flexibly perform melting and injection on the formula preparation material to form a blank, remove the loose and oxidized skin of the blank by turning, effectively perform melt-blown stacking molding on the aluminum base material by final extrusion molding, and perform position adjustment in a deposition chamber by means of a nitrogen spray gun and a ginger rotating guide rod, so that the processing precision of the melt-blown stacking molding on the aluminum base material is continuously maintained, and the whole-process monitoring is realized by matching with a high-temperature-resistant water-cooling camera, thereby greatly improving the processing precision and consistency of the melt-blown stacking molding on the aluminum base material.

Description

Melt-blown stacking forming processing technology for aluminum base material
Technical Field
The invention relates to the technical field of melt-blown stacking forming processes, in particular to a melt-blown stacking forming processing process for an aluminum substrate.
Background
Articles made of aluminum and other alloying elements. Usually, the steel is processed into casting products, forging products, foils, plates, strips, pipes, bars, section bars and the like, and then the steel is manufactured by the processes of cold bending, saw cutting, drilling, assembling, coloring and the like. The main metal element is aluminum, and some alloy elements are added to improve the performance of the aluminum material. However, the forming process for aluminum substrate in the prior art has many disadvantages in the practical application process, such as:
the traditional aluminum base material processing and forming process is easy to generate a large amount of defective products to reduce the forming precision and the finished product rate of the aluminum base material, thereby bringing huge production cost for processing and production of users and further reducing the processing efficiency of melt-blown stacking forming of the aluminum base material, so that the requirements of the prior art are not met.
Disclosure of Invention
In order to achieve the purpose, the invention adopts a technical scheme that: the melt-blown stack forming process for the aluminum substrate comprises the following steps: s1, feeding: transferring the aluminum material from the material rack to a transfer table by using a sucker rack through a manipulator; s2, melting: removing impurities from the aluminum material on the transfer table by a nitrogen deslagging device through a medium-frequency high-temperature electric furnace, monitoring the melting process by matching with a high-temperature-resistant monitoring camera, and then mixing and stirring the removed aluminum material through an automatic stirrer; s3, heat preservation: carrying out heat preservation and filtration on the melted aluminum material through a heat preservation and filtration furnace, extracting aluminum material raw materials, and carrying out drainage conveying by means of a self-heating diversion trench; s4, rotation: transferring the self-temperature-control pincer pot through a manipulator, so that the aluminum material in the self-heating diversion trench is carried, transferred and conveyed; s5, injection: spraying the aluminum material in the self-temperature-control clamp pot by using a leaky bag through a nitrogen spray gun, and simultaneously matching with a lifting rotating guide rod to drive a deposition base plate and an edge adjusting frame to sink so as to further perform forming processing on the aluminum material in a deposition chamber, and simultaneously matching with a high-temperature-resistant quartz glass observation window to monitor the forming process through a high-temperature-resistant water-cooling camera; s6, discharging: and outputting the formed aluminum substrate through a clamp.
The aluminum material picking mechanism is used for picking the aluminum material, and the suction disc frame is used as a clamp storage mechanism.
The transfer table is used as a turnover storage mechanism of the aluminum material and provides a clamping bearing place for transferring the aluminum material.
Wherein, the power input raw materials of the nitrogen deslagging device are nitrogen, and a stirrer is arranged in the nitrogen deslagging device.
The periphery of the high-temperature-resistant monitoring camera is fixedly installed by sleeving a high-temperature-resistant shell, and the high-temperature-resistant monitoring camera is used as a production monitoring device.
The power output end of the automatic stirrer is a graphite hollow stirring rod, and nitrogen is conveyed inside the graphite hollow stirring rod.
The heat-preservation filtering furnace is used as an aluminum liquid heat-preservation filtering mechanism, the self-heating diversion trench is used as an automatic heating temperature control device when the aluminum alloy solution is discharged, and the inner pipe of the self-heating diversion trench is made of non-stick aluminum high-temperature-resistant materials.
The turnover angle of the self-temperature-control pliers pot is adjusted to be 360 degrees by the manipulator, the leakage bag is specifically a graphite nozzle, and the nitrogen spray gun works in a spiral nitrogen outlet mode.
The deposition chamber is specifically a deposition chamber with a hollow water-cooling structure, sealing strips are welded at corners of the inner wall of the deposition chamber, an adjusting mechanism is arranged at the top of the deposition chamber, and a recovery device is arranged at the bottom of the deposition chamber.
The high-temperature-resistant water-cooling camera is used as a monitoring terminal for accumulation molding, the edge adjusting frame is specifically composed of a triangular guide rail, a matched guide wheel and a large bearing, and the accumulation chassis is matched with the clamp for use.
Above scheme, implement the forming process to aluminium base material through the processing technology according to the material loading, melting, keep warm, the transportation, the injection and the ejection of compact, make the user can be nimble spray into the blank with the preparation material of prescription through smelting and get rid of behind the loose and oxidation crust of blank with the help of lathe work and get effectual through last extrusion make aluminium base material melt-blown pile up the shaping and can be rapider and high-efficient, the position adjustment is implemented with the help of nitrogen gas spray gun and ginger rotation guide arm to the while cooperation in the deposit room, thereby make aluminium base material melt-blown pile up the shaping machining precision and cooperate high temperature resistant water-cooling camera to realize whole journey control and then promoted aluminium base material melt-blown pile up the shaping machining precision and the effect of uniformity and then effectually remedied the not enough among the prior art.
Detailed Description
In the following, reference will be made to various embodiments of the invention. However, embodiments may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will fully convey the scope of the invention to those skilled in the art. In other instances, well-known functions or constructions may not be described or shown in detail to avoid obscuring the subject matter of the present disclosure.
The first embodiment is as follows:
in this embodiment, the method includes the following steps: s1, feeding: transferring the aluminum material from the material rack to a transfer table by using a sucker rack through a manipulator; s2, melting: removing impurities from the aluminum material on the transfer table by a nitrogen deslagging device through a medium-frequency high-temperature electric furnace, monitoring the melting process by matching with a high-temperature-resistant monitoring camera, and then mixing and stirring the removed aluminum material through an automatic stirrer; s3, heat preservation: carrying out heat preservation and filtration on the melted aluminum material through a heat preservation and filtration furnace, extracting aluminum material raw materials, and carrying out drainage conveying by means of a self-heating diversion trench; s4, rotation: transferring the self-temperature-control pincer pot through a manipulator, so that the aluminum material in the self-heating diversion trench is carried, transferred and conveyed; s5, injection: spraying the aluminum material in the self-temperature-control clamp pot by using a leaky bag through a nitrogen spray gun, and simultaneously matching with a lifting rotating guide rod to drive a deposition base plate and an edge adjusting frame to sink so as to further perform forming processing on the aluminum material in a deposition chamber, and simultaneously matching with a high-temperature-resistant quartz glass observation window to monitor the forming process through a high-temperature-resistant water-cooling camera; s6, discharging: and outputting the formed aluminum substrate through a clamp.
Example two:
in this embodiment, the method includes the following steps: s1, feeding: the aluminum product is transferred to a transfer table from a material rack by a manipulator through a sucker rack, the material rack is used as a positioning mechanism of the aluminum product, the sucker rack is a picking mechanism of the aluminum product and is also used as a clamp storage mechanism, and the transfer table is used as an overturning storage mechanism of the aluminum product and provides a clamping bearing place for transferring the aluminum product; s2, melting: removing impurities from the aluminum material on the transfer table by a nitrogen deslagging device through a medium-frequency high-temperature electric furnace, wherein the power input raw material of the nitrogen deslagging device is nitrogen, a stirrer is arranged in the nitrogen deslagging device, and a high-temperature-resistant monitoring camera is matched to monitor the melting process, the periphery of the high-temperature-resistant monitoring camera is fixedly installed by sleeving a high-temperature-resistant shell, and is used as a production monitoring device, then the cleaned aluminum material is mixed and stirred by an automatic stirrer, the power output end of the automatic stirrer is a graphite hollow stirring rod, and nitrogen is conveyed into the graphite hollow stirring rod; s3, heat preservation: carrying out heat preservation and filtration on the molten aluminum material through a heat preservation and filtration furnace, wherein the heat preservation and filtration furnace is used as an aluminum liquid heat preservation and filtration mechanism, extracting aluminum material raw materials, and carrying out drainage conveying by means of a self-heating diversion trench, the self-heating diversion trench is used as an automatic heating temperature control device when the aluminum alloy solution is discharged, and an inner pipe of the self-heating diversion trench is made of non-stick aluminum high-temperature resistant materials; s4, rotation: the self-temperature-control pincer pot is transferred through a mechanical arm, and the mechanical arm adjusts the turning angle of the self-temperature-control pincer pot to 360 degrees, so that the aluminum material in the self-heating diversion trench is carried, transferred and conveyed; s5, injection: spraying the aluminum material in the self-temperature-control clamp pot by using a leakage bag through a nitrogen spray gun, wherein the nitrogen spray gun works in a mode of spirally discharging nitrogen, the leakage bag is specifically a graphite nozzle, meanwhile, the accumulation chassis is driven to sink by matching with a lifting and rotating guide rod and an edge adjusting frame, the edge adjusting frame is composed of a triangular guide rail, a matched guide wheel and a large bearing, the accumulation chassis is matched with a clamp for use, further leading the aluminum material to be molded in a deposition chamber, wherein the deposition chamber is a deposition chamber with a hollow water-cooling structure, sealing strips are welded at the corners of the inner wall of the deposition chamber, an adjusting mechanism is arranged at the top of the deposition chamber, a recovery device is arranged at the bottom of the deposition chamber, meanwhile, a high-temperature-resistant quartz glass observation window is matched to monitor the forming process through a high-temperature-resistant water-cooling camera which is used as a monitoring terminal for accumulation forming; s6, discharging: and outputting the formed aluminum substrate through a clamp.
Example three:
in this embodiment, the method includes the following steps: s1, feeding: the aluminum product is transferred to a transfer table from a material rack by a mechanical arm through a sucker rack, the material rack is used as a positioning mechanism of the aluminum product, the sucker rack is a picking mechanism of the aluminum product and is also used as a clamp storage mechanism, the transfer table is used as an overturning storage mechanism of the aluminum product and provides a clamping bearing place for transferring the aluminum product, and sufficient raw material supply is obtained during processing by preparing materials according to a formula; s2, melting: removing impurities from the aluminum material on the transfer table by a nitrogen deslagging device through a medium-frequency high-temperature electric furnace, wherein the power input raw material of the nitrogen deslagging device is nitrogen, a stirrer is arranged in the nitrogen deslagging device, and a high-temperature-resistant monitoring camera is matched to monitor the melting process, the periphery of the high-temperature-resistant monitoring camera is fixedly installed by sleeving a high-temperature-resistant shell, and is used as a production monitoring device, then the cleaned aluminum material is mixed and stirred by an automatic stirrer, the power output end of the automatic stirrer is a graphite hollow stirring rod, and nitrogen is conveyed into the graphite hollow stirring rod; s3, heat preservation: carrying out heat preservation and filtration on the molten aluminum material through a heat preservation and filtration furnace, wherein the heat preservation and filtration furnace is used as an aluminum liquid heat preservation and filtration mechanism, extracting aluminum material raw materials, and carrying out drainage conveying by means of a self-heating diversion trench, the self-heating diversion trench is used as an automatic heating temperature control device when the aluminum alloy solution is discharged, and an inner pipe of the self-heating diversion trench is made of non-stick aluminum high-temperature resistant materials; s4, rotation: the self-temperature-control pincer pot is transferred through a mechanical arm, and the mechanical arm adjusts the turning angle of the self-temperature-control pincer pot to 360 degrees, so that the aluminum material in the self-heating diversion trench is carried, transferred and conveyed; s5, injection: the aluminum material in the self-temperature-control clamp pot is sprayed by a leaky bag through a nitrogen spray gun, high-pressure nitrogen enters from a tangent line of a circular inner cavity and is sewn out in the middle, and the length of a graphite nozzle is matched to achieve a crushing effect, the nitrogen spray gun works in a spiral nitrogen outlet mode, the leaky bag is particularly a graphite nozzle which is formed by high-purity high-strength graphite and is convenient to process, so that the leaky bag is not easy to break when stressed, and can be continuously heated by aluminum liquid, meanwhile, a lifting rotating guide rod is matched to drive a stacking chassis and an edge adjusting frame to sink, the edge adjusting frame is particularly formed by a triangular guide rail, a matched guide wheel and a large bearing, the stacking chassis is matched with a clamp to use, so that the aluminum material is molded and processed in a deposition chamber, the automatic lifting and rotating system is convenient to control through a matched guide pillar, and the water cooling system and a dust removal system are matched to, the sedimentation chamber is specifically a sedimentation chamber with a hollow water-cooling structure, sealing strips are welded at the corners of the inner wall of the sedimentation chamber, an adjusting mechanism is arranged at the top of the sedimentation chamber, a recovery device is arranged at the bottom of the sedimentation chamber, a blank is formed by spraying after smelting, the blank is loosened and oxidized, and finally extrusion molding is carried out, a high-temperature resistant quartz glass observation window is matched to monitor the molding process through a high-temperature resistant water-cooling camera, the high-temperature resistant quartz glass is arranged on an observation port through the high-temperature resistant quartz glass observation window, so that the observation is convenient and the sealing environment is not damaged, meanwhile, the inside condition of the sedimentation chamber can be observed through the high-temperature resistant water-cooling camera arranged in the sedimentation chamber, the shell of the sedimentation chamber is welded by high-temperature resistant stainless steel to form a closed part and sealed by a rubber ring, and the high-temperature resistant water-cooling camera is, the deflection adjusting frame arranged in the deposition chamber adopts a triangular guide rail to achieve a stable effect, and then is matched with a bearing, so that the rotation is convenient and is not influenced, and finally, a guide theory provided with a spring is matched to achieve the deflection adjusting problem; s6, discharging: and outputting the formed aluminum substrate through a clamp.
In the several embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules or units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.

Claims (10)

1. The melt-blown stack forming processing technology for the aluminum substrate is characterized by comprising the following steps of:
s1, feeding: transferring the aluminum material from the material rack to a transfer table by using a sucker rack through a manipulator;
s2, melting: removing impurities from the aluminum material on the transfer table by a nitrogen deslagging device through a medium-frequency high-temperature electric furnace, monitoring the melting process by matching with a high-temperature-resistant monitoring camera, and then mixing and stirring the removed aluminum material through an automatic stirrer;
s3, heat preservation: carrying out heat preservation and filtration on the melted aluminum material through a heat preservation and filtration furnace, extracting aluminum material raw materials, and carrying out drainage conveying by means of a self-heating diversion trench;
s4, rotation: transferring the self-temperature-control pincer pot through a manipulator, so that the aluminum material in the self-heating diversion trench is carried, transferred and conveyed;
s5, injection: spraying the aluminum material in the self-temperature-control clamp pot by using a leaky bag through a nitrogen spray gun, and simultaneously matching with a lifting rotating guide rod to drive a deposition base plate and an edge adjusting frame to sink so as to further perform forming processing on the aluminum material in a deposition chamber, and simultaneously matching with a high-temperature-resistant quartz glass observation window to monitor the forming process through a high-temperature-resistant water-cooling camera;
s6, discharging: and outputting the formed aluminum substrate through a clamp.
2. The aluminum substrate melt-blown stack forming process as claimed in claim 1, wherein the rack is used as a positioning mechanism for aluminum material, and the suction cup rack is used as a pick-up mechanism for aluminum material and a holding mechanism for holding the suction cup rack.
3. The aluminum substrate melt-blown stack forming process as claimed in claim 1, wherein the transfer platform is used as an aluminum turnover storage mechanism and provides a clamping and carrying place for aluminum transfer.
4. The aluminum substrate melt-blown build-up forming process as claimed in claim 1, wherein the power input material of the nitrogen deslagging device is nitrogen, and a stirrer is disposed inside the nitrogen deslagging device.
5. The melt-blown build-up forming process for aluminum substrates as claimed in claim 1, wherein the periphery of the high temperature resistant surveillance camera is fixedly mounted by a high temperature resistant housing, and the high temperature resistant surveillance camera is used as a production monitoring device.
6. The melt-blown build-up forming process for aluminum substrates as claimed in claim 1, wherein the power output end of the automatic stirrer is a graphite hollow stirring rod, and nitrogen is fed into the graphite hollow stirring rod.
7. The melt-blown deposition modeling process for aluminum substrates as claimed in claim 1, wherein the heat-preservation filtering furnace is used as a heat-preservation filtering mechanism for molten aluminum, the self-heating guiding gutter is used as a self-heating temperature control device for discharging aluminum alloy solution, and the inner pipe of the self-heating guiding gutter is made of non-stick aluminum high-temperature resistant material.
8. The aluminum substrate melt-blown build-up forming process as claimed in claim 1, wherein the turning angle of the self-temperature-controlled pincer pot is adjusted by the manipulator to 360 degrees, the drain ladle is specifically a graphite nozzle, and the nitrogen gas spray gun is operated to spirally discharge nitrogen gas.
9. The melt-blown build-up forming process for aluminum substrates as claimed in claim 1, wherein the deposition chamber is a hollow water-cooled deposition chamber, sealing strips are welded to corners of the inner wall of the deposition chamber, the top of the deposition chamber is provided with an adjusting mechanism, and the bottom of the deposition chamber is provided with a recycling device.
10. The melt-blown stacking forming process for the aluminum substrate as claimed in claim 6, wherein the high temperature resistant water-cooled camera is used as a monitoring terminal for stacking forming, the edge adjusting frame is composed of a triangular guide rail, a matched guide wheel and a large bearing, and the stacking base plate is matched with the clamp for use.
CN202110150239.7A 2021-02-03 2021-02-03 Melt-blown stacking forming processing technology for aluminum base material Pending CN112974839A (en)

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Application Number Priority Date Filing Date Title
CN202110150239.7A CN112974839A (en) 2021-02-03 2021-02-03 Melt-blown stacking forming processing technology for aluminum base material

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Application Number Priority Date Filing Date Title
CN202110150239.7A CN112974839A (en) 2021-02-03 2021-02-03 Melt-blown stacking forming processing technology for aluminum base material

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1605035A (en) * 1977-05-31 1981-12-16 Secr Defence Simultaneous spray deposition and peening of metal
JPH1143729A (en) * 1997-07-23 1999-02-16 Sumitomo Light Metal Ind Ltd Manufacture of aluminum composite excellent in high temperature strength
CN1298776A (en) * 1999-12-08 2001-06-13 中国科学院金属研究所 Spray mould by annular seam scan
DE10153878A1 (en) * 2001-11-02 2003-05-22 Messer Griesheim Gmbh Radiation hardening unit, comprises a radiation chamber with a component inlet and outlet, a radiation area, and an inert gas lock
CN103451583A (en) * 2013-09-12 2013-12-18 中国商用飞机有限责任公司 Method for producing profile for aircraft wing stringers
CN105215361A (en) * 2015-10-20 2016-01-06 江苏豪然喷射成形合金有限公司 The cooling system of spray forming aluminium silicon and cool-down method
CN107876788A (en) * 2017-12-01 2018-04-06 江苏沃德赛模具科技有限公司 A kind of metallic aluminium fiber melt-blowing device and its melt-blown manufacture method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1605035A (en) * 1977-05-31 1981-12-16 Secr Defence Simultaneous spray deposition and peening of metal
JPH1143729A (en) * 1997-07-23 1999-02-16 Sumitomo Light Metal Ind Ltd Manufacture of aluminum composite excellent in high temperature strength
CN1298776A (en) * 1999-12-08 2001-06-13 中国科学院金属研究所 Spray mould by annular seam scan
DE10153878A1 (en) * 2001-11-02 2003-05-22 Messer Griesheim Gmbh Radiation hardening unit, comprises a radiation chamber with a component inlet and outlet, a radiation area, and an inert gas lock
CN103451583A (en) * 2013-09-12 2013-12-18 中国商用飞机有限责任公司 Method for producing profile for aircraft wing stringers
CN105215361A (en) * 2015-10-20 2016-01-06 江苏豪然喷射成形合金有限公司 The cooling system of spray forming aluminium silicon and cool-down method
CN107876788A (en) * 2017-12-01 2018-04-06 江苏沃德赛模具科技有限公司 A kind of metallic aluminium fiber melt-blowing device and its melt-blown manufacture method

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* Cited by examiner, † Cited by third party
Title
陈振华: "多层喷射沉积技术及应用", 湖南大学出版社, pages: 130 - 132 *

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Application publication date: 20210618