CN111118451B - Sponge aluminum production process and sponge aluminum production equipment used by same - Google Patents
Sponge aluminum production process and sponge aluminum production equipment used by same Download PDFInfo
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- CN111118451B CN111118451B CN202010065005.8A CN202010065005A CN111118451B CN 111118451 B CN111118451 B CN 111118451B CN 202010065005 A CN202010065005 A CN 202010065005A CN 111118451 B CN111118451 B CN 111118451B
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 116
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 116
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 78
- 229920002635 polyurethane Polymers 0.000 claims abstract description 52
- 239000004814 polyurethane Substances 0.000 claims abstract description 52
- 238000010438 heat treatment Methods 0.000 claims abstract description 46
- 238000005269 aluminizing Methods 0.000 claims abstract description 45
- 230000008016 vaporization Effects 0.000 claims abstract description 25
- 238000009834 vaporization Methods 0.000 claims abstract description 24
- 238000001755 magnetron sputter deposition Methods 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000007747 plating Methods 0.000 claims description 23
- 239000004411 aluminium Substances 0.000 claims description 11
- 238000004804 winding Methods 0.000 claims description 4
- 238000005485 electric heating Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims 3
- 238000005096 rolling process Methods 0.000 claims 3
- 230000001360 synchronised effect Effects 0.000 claims 1
- 229910052602 gypsum Inorganic materials 0.000 description 6
- 239000010440 gypsum Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/20—Metallic material, boron or silicon on organic substrates
- C23C14/205—Metallic material, boron or silicon on organic substrates by cathodic sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/0005—Separation of the coating from the substrate
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/16—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/32—Vacuum evaporation by explosion; by evaporation and subsequent ionisation of the vapours, e.g. ion-plating
- C23C14/325—Electric arc evaporation
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/56—Apparatus specially adapted for continuous coating; Arrangements for maintaining the vacuum, e.g. vacuum locks
- C23C14/562—Apparatus specially adapted for continuous coating; Arrangements for maintaining the vacuum, e.g. vacuum locks for coating elongated substrates
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physical Vapour Deposition (AREA)
Abstract
The invention discloses a sponge aluminum production process and sponge aluminum production equipment used by the process, which comprises the steps of firstly aluminizing on a polyurethane sponge material belt at low temperature, then heating the aluminized polyurethane sponge material belt to vaporize polyurethane sponge, forming a spongy aluminum film, aluminizing the surface of the spongy aluminum film to form sponge aluminum with thickened structure, the equipment comprises a first aluminized vacuum cavity provided with a magnetron sputtering target, a heating vaporization vacuum cavity provided with a first heater, a second aluminized vacuum cavity provided with a multi-arc ion target, a vacuumizing device for vacuumizing each vacuum cavity and a material belt conveying device for conveying material belts into each cavity in sequence, wherein the magnetron sputtering target can carry out magnetron sputtering aluminizing on the surfaces on two sides of a polyurethane sponge material belt, the first heater enables the aluminized polyurethane sponge material belt to be heated and vaporized, and the multi-arc ion target enables the thickness of an aluminum film to be thickened.
Description
Technical Field
The invention relates to an aluminum production process, in particular to a sponge aluminum production process and sponge aluminum production equipment used by the same.
Background
At present, the production process of the sponge aluminum is to use polyurethane sponge as a template, then use gypsum slurry to fill the sponge, so that gypsum is filled in a foaming porous structure of the sponge, and the sponge is heated to evaporate and disappear after the gypsum is solidified, thus the gypsum can form a casting mold with a sponge-like structure, then aluminum water is cast into the gypsum template, and the gypsum is removed after cooling and solidification, thus the sponge aluminum is formed.
Disclosure of Invention
In order to overcome the defects, the invention provides a sponge aluminum production process and sponge aluminum production equipment used by the sponge aluminum production process, and the sponge aluminum produced by the sponge aluminum production equipment and process has the advantages of good quality, high strength, no impurities in the sponge aluminum, and high production efficiency.
The technical scheme adopted by the invention for solving the technical problems is as follows: a production process of sponge aluminum comprises the following steps:
Step one: low-temperature aluminizing on the polyurethane sponge material belt;
Step two: heating the aluminized polyurethane sponge material belt obtained in the step one to vaporize polyurethane sponge to form a spongy aluminum film;
step three: and (3) aluminizing the surface of the spongy aluminum film obtained in the step two to form the spongy aluminum with a thickened structure.
As a further improvement of the invention, the polyurethane sponge material belt in the first step is subjected to magnetron sputtering aluminizing in the vacuum cavity, and the spongy aluminum film in the third step is subjected to multi-arc ion aluminizing in the vacuum cavity.
As a further improvement of the invention, step two, the aluminized polyurethane sponge material belt is heated to 180-220 ℃ in the vacuum cavity to vaporize polyurethane sponge and the vaporized polyurethane sponge is pumped out by vacuum.
As a further improvement of the invention, the polyurethane sponge material belt is sequentially conveyed in a manner of unreeling by an unreeling roller and collecting by a reeling roller, the sponge aluminum obtained in the third step is heated and softened in a softened vacuum cavity, and the softened sponge aluminum material belt is wound and collected by the reeling roller.
As a further improvement of the invention, the sponge aluminum is heated to 500-600 ℃ in a vacuum softening chamber to be softened.
As a further improvement of the invention, the unreeling roller and the reeling roller also carry out unreeling and reeling in the vacuum cavity, and the whole strip of material is conveyed in the vacuum cavity environment.
The utility model provides a sponge aluminium production facility that sponge aluminium production technology used, includes first vacuum chamber that aluminizes, heating vaporization vacuum chamber, second vacuum chamber that aluminizes, magnetron sputtering target, first heater, multi-arc ion target, evacuating device and material area conveyor, material area conveyor can send into first vacuum chamber that aluminizes, heating vaporization vacuum chamber and second vacuum chamber in the material area in proper order, magnetron sputtering target installs on first vacuum chamber that aluminizes, can carry out magnetron sputtering aluminizing to the polyurethane sponge material area both sides surface in the first vacuum chamber that aluminizes, first heater can heat vaporization for the polyurethane sponge material area that aluminizes in the heating vaporization vacuum chamber, multi-arc ion target installs on the second vacuum chamber that aluminizes, multi-arc ion target can aluminize to the aluminium membrane material area both sides in the second vacuum chamber and make aluminium film thickness thickening, evacuating device is aluminizes for first vacuum chamber, heating vaporization vacuum chamber and second vacuum chamber respectively.
As a further improvement of the invention, the material belt conveying device comprises an unreeling vacuum cavity, a reeling vacuum cavity, a heating and softening vacuum cavity, unreeling rollers, a reeling roller, guide rollers, material belt conveying rollers, a second heater and a conveying driving device, wherein the unreeling vacuum cavity is positioned in front of the first aluminizing vacuum cavity, the heating and softening vacuum cavity and the reeling vacuum cavity are sequentially positioned behind the second aluminizing vacuum cavity, the unreeling rollers can be rotatably arranged in the unreeling vacuum cavity, the reeling roller can be rotatably arranged in the reeling vacuum cavity, the conveying driving device drives the unreeling rollers and the reeling rollers to synchronously rotate, a plurality of guide rollers can be rotatably arranged in the unreeling vacuum cavity, the reeling vacuum cavity and the first aluminizing vacuum cavity respectively, the material belts are conveyed in a steering way by bypassing each guide roller, a plurality of material belt conveying rollers can be rotatably arranged in the heating and gasifying vacuum cavity, the second aluminizing vacuum cavity and the heating and softening vacuum cavity, the material belts are supported on the upper side surfaces of the conveying rollers of each material belt, the second heater is arranged in the heating and softening vacuum cavity, the second heater can be used for sucking and softening the material belts in the vacuum cavity, and the vacuum device can be used for heating and softening the aluminium and the vacuum cavity.
As a further improvement of the invention, the first heater and the second heater are both electric heating pipes, and are also provided with a temperature sensor and a controller, wherein the temperature sensor can be used for sensing and heating the temperature in the vaporization vacuum cavity and the softening vacuum cavity and transmitting signals to the controller, and the controller is used for controlling the first heater and the second heater to start and stop.
As a further improvement of the invention, at least three guide rollers are arranged in the first aluminizing vacuum chamber, the polyurethane sponge material belt passes through the three guide rollers to form an aluminizing section which is conveyed along the vertical direction, and the magnetron sputtering targets are arranged at two sides of the aluminizing section which is conveyed along the vertical direction of the polyurethane sponge material belt at intervals along the vertical direction in the first aluminizing vacuum chamber.
The beneficial effects of the invention are as follows: according to the invention, a layer of aluminum film is deposited on the surface of the polyurethane sponge reticular structure by using the magnetron sputtering vacuum aluminum plating process, polyurethane is vaporized, and the rest aluminum film is subjected to aluminum plating thickening to form the sponge aluminum.
Drawings
Fig. 1 is a front view of the structural principle of the present invention.
Detailed Description
Examples: a production process of sponge aluminum comprises the following steps:
Step one: low-temperature aluminizing on the polyurethane sponge material belt 12;
Step two: heating the aluminized polyurethane sponge material belt 12 obtained in the step one to vaporize polyurethane sponge to form a spongy aluminum film;
step three: and (3) aluminizing the surface of the spongy aluminum film obtained in the step two to form the spongy aluminum with a thickened structure.
Firstly, depositing a layer of aluminum film on the surface of a polyurethane sponge reticular structure, then heating in a vacuum cavity, and allowing polyurethane to vaporize, wherein a spongy aluminum film is left; the spongy aluminum film at this time has small thickness and low strength and is easy to damage. And then the aluminum plating process is utilized to rapidly increase the thickness of aluminum on the surface of the aluminum film, so that the sponge aluminum has certain strength to form high-strength sponge aluminum.
In the first step, the polyurethane sponge material belt 12 is subjected to magnetron sputtering aluminizing in the vacuum cavity, and in the third step, the spongy aluminum film is subjected to multi-arc ion aluminizing in the vacuum cavity. Because the temperature of the magnetron sputtering process is relatively low, polyurethane sponge cannot be damaged, the multi-arc ion aluminum plating efficiency is high, the thickness of aluminum can be rapidly increased on the surface of an aluminum film, and high-strength sponge aluminum is formed.
Step two, the aluminized polyurethane sponge material belt 12 is heated to 180-220 ℃ in the vacuum cavity to vaporize polyurethane sponge, and the vaporized polyurethane sponge is pumped out through vacuum. The optimal temperature in the vacuum cavity is about 200 ℃, and the temperature can enable the polyurethane sponge to be quickly and fully vaporized without affecting the hardness of the aluminum film and the internal reticular structure.
The polyurethane sponge material belt 12 is sequentially conveyed in a manner of unreeling by the unreeling roller 11 and collecting by the reeling roller 16, the sponge aluminum obtained in the third step is heated and softened in the softened vacuum cavity, and the softened sponge aluminum material belt is wound and collected by the reeling roller 16. The softened sponge aluminum material belt can be wound and received through the material receiving roller to form a material roll, so that the sponge aluminum material belt is convenient to store and transport, and manual material receiving is not needed.
And heating the sponge aluminum to 500-600 ℃ in the vacuum softening chamber to soften the sponge aluminum. The sponge aluminum is optimally heated to 550 ℃ for softening, the softened state of the sponge aluminum is convenient for winding, and meanwhile, the internal net structure of the sponge aluminum is not influenced.
The unreeling roller 11 and the reeling roller 16 also carry out unreeling and receiving in the vacuum cavity, and the whole strip of material is conveyed in the vacuum cavity environment. And (3) collecting and discharging materials in a vacuum state, aluminizing, vaporizing polyurethane sponge and softening the sponge aluminum, so that the sponge aluminum is prevented from being oxidized in the conveying process.
The utility model provides a sponge aluminium production facility that sponge aluminium production technology used, includes first aluminizing vacuum chamber 2, heating vaporization vacuum chamber 4, second aluminizing vacuum chamber 5, magnetron sputtering target 14, first heater 8, multi-arc ion target 9, evacuating device 15 and material area conveyor, material area conveyor can send into first aluminizing vacuum chamber 2, heating vaporization vacuum chamber 4 and second aluminizing vacuum chamber 5 in order with the material area, magnetron sputtering target 14 installs on first aluminizing vacuum chamber 2, can carry out magnetron sputtering aluminizing to polyurethane sponge material area 12 both sides surface in first aluminizing vacuum chamber 2, first heater 8 can give aluminizing polyurethane sponge material area 12 heating vaporization in the heating vaporization vacuum chamber 4, multi-arc ion target 9 installs on second aluminizing vacuum chamber 5, multi-arc ion target 9 can carry out aluminizing to the aluminium membrane material area both sides in the second aluminizing vacuum chamber 5 and make the aluminium film thickness, evacuating device 15 makes first aluminizing vacuum chamber 2, heating vaporization vacuum chamber 4 and second aluminizing vacuum chamber 5 take out the aluminizing.
The two sides of the polyurethane sponge material belt 12 are tightly abutted against low-temperature magnetron sputtering aluminum plating in the first aluminum plating vacuum cavity 2, a layer of aluminum film is deposited on the surface of the polyurethane sponge net structure, the polyurethane sponge is not damaged because the temperature of the magnetron sputtering process is relatively low, then the polyurethane sponge material belt 12 subjected to aluminum plating is heated in the heating vaporization vacuum cavity 4 to vaporize polyurethane and is pumped away through vacuum, the remaining spongy aluminum film reaches the second aluminum plating vacuum cavity 5, the thickness of aluminum is rapidly increased through the multi-arc ion vacuum aluminum plating process, the sponge aluminum has certain strength, and the sponge aluminum meeting the strength requirement is formed.
The material belt conveying device comprises an unreeling vacuum cavity 1, a reeling vacuum cavity 7, a heating softening vacuum cavity 6, unreeling rollers 11, a reeling roller 16, guide rollers 13, material belt conveying rollers 3, a second heater 10 and a conveying driving device, wherein the unreeling vacuum cavity 1 is located in front of a first aluminizing vacuum cavity 2, the heating softening vacuum cavity 6 and the reeling vacuum cavity 7 are sequentially located behind the second aluminizing vacuum cavity 5, the unreeling rollers 11 can be rotatably installed in the unreeling vacuum cavity 1, the reeling roller 16 can be rotatably installed in the reeling vacuum cavity 7, the conveying driving device drives the unreeling rollers 11 and the reeling roller 16 to synchronously rotate, a plurality of guide rollers 13 can be rotatably installed in the unreeling vacuum cavity 1, the reeling vacuum cavity 7 and the first aluminizing vacuum cavity 2 respectively, a plurality of material belts bypass each guide roller 13 and are rotatably installed in a heating vaporization vacuum cavity 4, the second vacuum cavity 5 and the heating softening vacuum cavity 6, the material belts are supported on the upper side surfaces of each material belt conveying rollers 3, the second heater 10 is installed in the heating vaporization vacuum cavity 6, the second heater 10 can be heated in the heating softening vacuum cavity 6, and the heating softening vacuum cavity 6 can be heated in the vacuum cavity 6, and the heating softening vacuum device is further heated in the vacuum cavity 6. Through unreeling roller 11 blowing, guide roll 13 turns to and carries, material area conveying roller 3 holds in the palm and carry out the wind-up roll 16 material of receiving after the sponge aluminium shaping through the second heater softening, realizes the full automatization transmission of material area, has avoided manual operation, has improved production efficiency.
The first heater and the second heater are electric heating pipes, a temperature sensor and a controller are further arranged, the temperature sensor can sense and heat the temperature in the vaporization vacuum cavity 4 and the softening vacuum cavity and transmit signals to the controller, and the controller controls the first heater and the second heater to start and stop. The first heater and the second heater are started and stopped to heat under the control of the controller, so that proper temperature in the vaporization vacuum cavity and the softening vacuum cavity is ensured, and overhigh or overlow temperature is avoided.
At least three guide rollers 13 are arranged in the first aluminized vacuum chamber 2, the polyurethane sponge material belt 12 passes through the three guide rollers 13 to form an aluminized section conveyed along the vertical direction, and the magnetron sputtering targets 14 are arranged at intervals along the vertical direction in the first aluminized vacuum chamber 2 on two sides of the aluminized section conveyed along the vertical direction of the polyurethane sponge material belt 12. The polyurethane sponge material belt 12 forms vertical direction conveying in the first aluminized vacuum cavity 2, aluminizes in the vertical direction, and is beneficial to saving the occupied space of equipment.
Claims (6)
1. A production process of sponge aluminum is characterized in that: the method comprises the following steps:
step one: the polyurethane sponge material belt (12) carries out magnetron sputtering low-temperature aluminum plating in the vacuum cavity;
Step two: heating the aluminized polyurethane sponge material belt obtained in the first step to 180-220 ℃ in a vacuum cavity to vaporize polyurethane sponge, and vacuum pumping polyurethane sponge vapor to form a spongy aluminum film;
Step three: performing multi-arc ion aluminizing on the spongy aluminum film obtained in the second step in a vacuum cavity to form a thickened-structure spongy aluminum;
The sponge aluminum production equipment for the sponge aluminum production process comprises a first aluminum plating vacuum cavity (2), a heating vaporization vacuum cavity (4), a second aluminum plating vacuum cavity (5), a magnetron sputtering target (14), a first heater (8), a multi-arc ion target (9), a vacuum pumping device (15) and a material belt conveying device, wherein the material belt conveying device can sequentially convey material belts into the first aluminum plating vacuum cavity, the heating vaporization vacuum cavity and the second aluminum plating vacuum cavity, the magnetron sputtering target is arranged on the first aluminum plating vacuum cavity, can perform magnetron sputtering aluminum plating on the surfaces of two sides of a polyurethane sponge material belt in the first aluminum plating vacuum cavity, the first heater can heat and vaporize the aluminum plating polyurethane sponge material belt in the heating vaporization vacuum cavity, the multi-arc ion target is arranged on the second aluminum plating vacuum cavity, the multi-arc ion target can perform aluminum plating on two sides of the aluminum film material belt in the second aluminum plating vacuum cavity to enable the thickness of aluminum film, the vacuum pumping device can respectively vacuum the first aluminum plating vacuum cavity, the heating vaporization vacuum cavity and the second aluminum plating vacuum cavity, the material belt conveying device comprises an unwinding roll (1), a heating vaporization vacuum cavity (7), a winding roll (10), a winding roll (16) and a winding roll (10) which can be arranged in front of a heating roll (13) and a heating roll, a vacuum roll (13) can be arranged in the vacuum cavity, the wind-up roll can be pivoted and install in the rolling vacuum chamber, carry the synchronous rotation of drive arrangement drive unreeling roller and wind-up roll, a plurality of guide rolls respectively can pivoted install in unreeling vacuum chamber, rolling vacuum chamber and first aluminizing vacuum chamber, the material area is walked around each guide roll and is turned to and carry, a plurality of material area conveying rollers can pivoted install in heating vaporization vacuum chamber, second aluminizing vacuum chamber and heating and softening vacuum chamber, the material area holds in the material area conveying rollers upside surface, the second heater is installed in heating and softening vacuum chamber, the second heater can be for heating and softening the vacuum intracavity sponge aluminium heating and softening, evacuating device still gives unreeling vacuum chamber, rolling vacuum chamber and heating and softening vacuum chamber evacuation.
2. The process for producing sponge aluminum as claimed in claim 1 wherein: the polyurethane sponge material belt is sequentially conveyed in a manner of unreeling roller unreeling and reeling roller reeling, the sponge aluminum obtained in the third step is heated and softened in a softened vacuum cavity, and the softened sponge aluminum material belt is reeled and reeled by the reeling roller.
3. The process for producing sponge aluminum as claimed in claim 2 wherein: and heating the sponge aluminum to 500-600 ℃ in the vacuum softening chamber to soften the sponge aluminum.
4. The process for producing sponge aluminum as claimed in claim 2 wherein: the unreeling roller and the reeling roller also carry out unreeling and receiving in the vacuum cavity, and the whole strip of material belt is conveyed in the vacuum cavity environment.
5. The process for producing sponge aluminum as claimed in claim 1 wherein: the first heater and the second heater are both electric heating pipes, and are also provided with a temperature sensor and a controller, wherein the temperature sensor can sense and heat the temperature in the vaporization vacuum cavity and the softening vacuum cavity and transmit signals to the controller, and the controller controls the first heater and the second heater to start and stop.
6. The process for producing sponge aluminum as claimed in claim 1 wherein: the first aluminizing vacuum chamber is internally provided with at least three guide rollers, the polyurethane sponge material belt forms an aluminizing section along the vertical direction through the three guide rollers, and the magnetron sputtering targets are arranged at intervals along the vertical direction in the first aluminizing vacuum chamber and are arranged on two sides of the aluminizing section along the vertical direction of the polyurethane sponge material belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065005.8A CN111118451B (en) | 2020-01-20 | 2020-01-20 | Sponge aluminum production process and sponge aluminum production equipment used by same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065005.8A CN111118451B (en) | 2020-01-20 | 2020-01-20 | Sponge aluminum production process and sponge aluminum production equipment used by same |
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| Publication Number | Publication Date |
|---|---|
| CN111118451A CN111118451A (en) | 2020-05-08 |
| CN111118451B true CN111118451B (en) | 2024-08-06 |
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| CN202010065005.8A Active CN111118451B (en) | 2020-01-20 | 2020-01-20 | Sponge aluminum production process and sponge aluminum production equipment used by same |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103328694A (en) * | 2011-02-18 | 2013-09-25 | 住友电气工业株式会社 | Porous aluminum and process for producing same |
| CN108520833A (en) * | 2018-03-16 | 2018-09-11 | 江苏中天科技股份有限公司 | Porous aluminum macroscopic body and its manufacture system and method |
| CN211972428U (en) * | 2020-01-20 | 2020-11-20 | 昆山浦元真空技术工程有限公司 | Sponge aluminum production equipment |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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