CN111118451A - 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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- CN111118451A CN111118451A CN202010065005.8A CN202010065005A CN111118451A CN 111118451 A CN111118451 A CN 111118451A CN 202010065005 A CN202010065005 A CN 202010065005A CN 111118451 A CN111118451 A CN 111118451A
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- vacuum cavity
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- aluminum
- aluminizing
- material belt
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 134
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 134
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 86
- 238000010438 heat treatment Methods 0.000 claims abstract description 62
- 229920002635 polyurethane Polymers 0.000 claims abstract description 57
- 239000004814 polyurethane Substances 0.000 claims abstract description 57
- 238000005269 aluminizing Methods 0.000 claims abstract description 49
- 238000001755 magnetron sputter deposition Methods 0.000 claims abstract description 23
- 230000008016 vaporization Effects 0.000 claims abstract description 21
- 238000009834 vaporization Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000007747 plating Methods 0.000 claims description 34
- 238000004804 winding Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- 238000005485 electric heating Methods 0.000 claims description 3
- 230000008719 thickening Effects 0.000 claims 1
- 229910052602 gypsum Inorganic materials 0.000 abstract description 9
- 239000010440 gypsum Substances 0.000 abstract description 9
- 150000002500 ions Chemical class 0.000 description 9
- 239000004411 aluminium Substances 0.000 description 5
- 238000000151 deposition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 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
- 230000032258 transport Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- 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
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- 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, the process comprises the steps of aluminizing at low temperature on a polyurethane sponge material belt, heating the aluminized polyurethane sponge material belt to vaporize polyurethane sponge to form a spongy aluminum film, and then aluminizing the surface of the spongy aluminum film to form sponge aluminum with a thickened structure, the equipment comprises a first aluminizing vacuum cavity provided with a magnetron sputtering target, a heating vaporization vacuum cavity provided with a first heater, a second aluminizing vacuum cavity provided with a multi-arc ion target, a vacuumizing device for vacuumizing each vacuum cavity and a material belt conveying device for sequentially conveying the material belt into each cavity, the magnetron sputtering target can carry out magnetron sputtering aluminizing on the two side surfaces of the polyurethane sponge material belt, the first heater heats and vaporizes the aluminized polyurethane sponge material belt, the multi-arc ion target thickens the aluminum film, the sponge aluminum production efficiency is high, the use of gypsum is avoided, the production cost is reduced, and the quality of the sponge aluminum is improved.
Description
Technical Field
The invention relates to an aluminum material 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 sponge aluminum uses polyurethane sponge as a template, gypsum slurry is used for filling the sponge, gypsum is filled in a foaming porous structure of the sponge, the polyurethane sponge is heated after the gypsum is solidified and is vaporized to disappear, the gypsum can form a casting mold with a structure like a sponge, aluminum water is poured into the gypsum template, the gypsum is removed after the gypsum is cooled and solidified to form sponge aluminum, the production process of the sponge aluminum is low in efficiency, the gypsum is easy to remain in the production process, impurities exist in the sponge aluminum, and the quality of the sponge aluminum is influenced.
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.
The technical scheme adopted by the invention for solving the technical problem is as follows: a production process of sponge aluminum comprises the following steps:
the method comprises the following steps: plating aluminum on the polyurethane sponge material belt at low temperature;
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 C, aluminizing the surface of the spongy aluminum film obtained in the step II to form sponge aluminum with a thickened structure.
As a further improvement of the invention, in the first step, the polyurethane sponge material belt is plated with aluminum in a vacuum cavity through magnetron sputtering, and in the third step, the sponge aluminum film is plated with aluminum in a vacuum cavity through multi-arc ions.
As a further improvement of the invention, in the second step, the aluminized polyurethane sponge material belt is heated to 180-220 ℃ in a vacuum chamber to vaporize the polyurethane sponge and the vaporized polyurethane sponge is pumped away by vacuum.
As a further improvement of the invention, the polyurethane sponge material belt is sequentially conveyed in a manner of unwinding by an unwinding roller and receiving by a winding roller, the sponge aluminum obtained in the third step is heated and softened in a softening vacuum cavity, and the softened sponge aluminum material belt is wound by the winding roller for receiving.
As a further improvement of the invention, the sponge aluminum is heated to 500-600 ℃ in a softening vacuum chamber for softening.
As a further improvement of the invention, the unwinding roller and the winding roller are used for discharging and receiving materials in the vacuum cavity, and the whole strip of material is conveyed in the environment of the vacuum cavity.
The sponge aluminum production equipment comprises a first aluminum plating vacuum cavity, a heating vaporization vacuum cavity, a second aluminum plating vacuum cavity, a magnetron sputtering target, a first heater, a multi-arc ion target, a vacuumizing device and a material belt conveying device, wherein the material belt conveying device can convey a material belt into the first aluminum plating vacuum cavity, the heating vaporization vacuum cavity and the second aluminum plating vacuum cavity in sequence, the magnetron sputtering target is installed on the first aluminum plating vacuum cavity and can carry out magnetron sputtering aluminum plating on the two side surfaces of a polyurethane sponge material belt in the first aluminum plating vacuum cavity, the first heater can heat and vaporize an aluminum plating polyurethane sponge material belt in the heating vaporization vacuum cavity, the multi-arc ion target is installed on the second aluminum plating vacuum cavity and can thicken the aluminum film by carrying out magnetron sputtering on the two sides of the aluminum film material belt in the second aluminum plating vacuum cavity, and the vacuumizing device respectively carries out aluminum plating, vacuum pumping and vacuum for the first, And the heating vaporization vacuum cavity and the second aluminizing vacuum cavity are vacuumized.
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, an unreeling roller, a reeling roller, a guide roller, a material belt conveying roller, 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 roller 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 roller and the reeling roller to synchronously rotate, a plurality of guide rollers can be respectively rotatably arranged in the unreeling vacuum cavity, the reeling vacuum cavity and the first aluminizing vacuum cavity, the material belt bypasses each guide roller to carry out steering conveying, a plurality of material belt conveying rollers can be rotatably arranged in the heating and vaporizing vacuum cavity, the material belt is supported on the upper side surface of each material belt conveying roller, the second heater is installed in the heating and softening vacuum cavity, the second heater can heat and soften sponge aluminum in the heating and softening vacuum cavity, and the vacuumizing device further vacuumizes the unreeling vacuum cavity, the reeling vacuum cavity and the heating and softening vacuum cavity.
As a further improvement of the invention, the first heating device and the second heating device are both electric heating pipes, and the heating device is also provided with a temperature sensor and a controller, wherein the temperature sensor can sense and heat the temperatures in the vaporization vacuum cavity and the softening vacuum cavity and transmit the temperatures to the controller, and the controller controls the start and stop of the first heating device and the second heating device.
As a further improvement of the invention, at least three guide rollers are arranged in the first aluminizing vacuum cavity, the polyurethane sponge material belt passes through the three guide rollers to form an aluminizing section conveyed in the vertical direction, and the magnetron sputtering targets are arranged in the first aluminizing vacuum cavity at intervals in the vertical direction on two sides of the aluminizing section conveyed in the vertical direction of the polyurethane sponge material belt.
The invention has the beneficial effects that: according to the invention, a layer of aluminum film is deposited on the surface of the polyurethane sponge net structure by using a magnetron sputtering vacuum aluminum plating process, then polyurethane is vaporized, and the rest aluminum film is plated with aluminum and thickened to form sponge aluminum.
Drawings
Fig. 1 is a front view of the structural principle of the present invention.
Detailed Description
Example (b): a production process of sponge aluminum comprises the following steps:
the method comprises the following steps: aluminizing the polyurethane sponge material belt 12 at a low temperature;
step two: heating the aluminized polyurethane sponge material belt 12 obtained in the first step to vaporize polyurethane sponge to form a spongy aluminum film;
step three: and C, aluminizing the surface of the spongy aluminum film obtained in the step II to form sponge aluminum with a thickened structure.
Firstly, depositing a layer of aluminum film on the surface of a polyurethane sponge net structure, then heating in a vacuum cavity, and vaporizing polyurethane to leave a spongy aluminum film; the spongy aluminum film is small in thickness, low in strength and easy to damage. The aluminum plating process is utilized to rapidly increase the thickness of the aluminum on the surface of the aluminum film, so that the sponge aluminum has certain strength, and high-strength sponge aluminum is formed.
In the first step, the polyurethane sponge material belt 12 is plated with aluminum in a vacuum cavity through magnetron sputtering, and in the third step, the sponge aluminum film is plated with aluminum in a vacuum cavity through multi-arc ions. Because the temperature of the magnetron sputtering process is relatively low, the polyurethane sponge is not damaged, the multi-arc ion aluminum plating efficiency is high, the thickness of aluminum can be rapidly increased on the surface of the aluminum film, and high-strength sponge aluminum is formed.
And secondly, heating the aluminized polyurethane sponge material belt 12 to 180-220 ℃ in a vacuum chamber to vaporize the polyurethane sponge and pumping away the polyurethane sponge vaporized matter in vacuum. The optimal temperature in the vacuum cavity is about 200 ℃, and the temperature can ensure that the polyurethane sponge is quickly and fully vaporized without influencing the hardness of the aluminum film and the internal reticular structure.
And (3) sequentially conveying the polyurethane sponge material belt 12 in a manner of discharging by using the unwinding roller 11 and receiving the material by using the winding roller 16, heating and softening the sponge aluminum obtained in the third step in a softening vacuum cavity, and winding and receiving the softened sponge aluminum material belt by using the winding roller 16. The sponge aluminium material area after softening can be received through receiving the material roller convolute, forms the material and rolls up, conveniently stores and transports, need not artifical receipts material again.
Heating the sponge aluminum to 500-600 ℃ in a softening vacuum chamber for softening. The best heating of sponge aluminium is softened to 550 ℃, and sponge aluminium softened state conveniently convolutes, does not influence network structure in the sponge aluminium simultaneously again.
The unwinding roller 11 and the winding roller 16 are also used for discharging and receiving materials in the vacuum cavity, and the whole strip of material is conveyed in the environment of the vacuum cavity. The material is discharged and discharged in a vacuum state, aluminum plating, polyurethane sponge vaporization and sponge aluminum softening are carried out, and the sponge aluminum is prevented from being oxidized in the conveying process.
A sponge aluminum production device for a 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 vacuumizing device 15 and a material belt conveying device, wherein the material belt conveying device can convey a material belt into the first aluminum plating vacuum cavity 2, the heating vaporization vacuum cavity 4 and the second aluminum plating vacuum cavity 5 in sequence, the magnetron sputtering target 14 is installed on the first aluminum plating vacuum cavity 2 and can carry out magnetron sputtering aluminum plating on the two side surfaces of a polyurethane sponge material belt 12 in the first aluminum plating vacuum cavity 2, the first heater 8 can heat and vaporize an aluminum plating polyurethane sponge material belt 12 in the heating vaporization vacuum cavity 4, the multi-arc ion target 9 is installed on the second aluminum plating vacuum cavity 5, the multi-arc ion target 9 can carry out aluminum plating on the two sides of the aluminum film material belt in the second aluminum plating vacuum cavity 5 to thicken the aluminum film, the vacuum pumping device 15 respectively pumps vacuum to the first aluminizing vacuum chamber 2, the heating and vaporizing vacuum chamber 4 and the second aluminizing vacuum chamber 5.
The method comprises the steps of tightly supporting low-temperature magnetron sputtering aluminum plating on two sides of a polyurethane sponge material strip 12 in a first aluminum plating vacuum cavity 2, depositing a layer of aluminum film on the surface of a polyurethane sponge net structure, wherein the temperature of a magnetron sputtering process is relatively low, so that polyurethane sponge cannot be damaged, heating the aluminum-plated polyurethane sponge material strip 12 in a heating vaporization vacuum cavity 4 to vaporize polyurethane and draw away the polyurethane through vacuum, and enabling the remaining sponge-shaped aluminum film to reach a second aluminum plating vacuum cavity 5 to rapidly increase the thickness of aluminum through a multi-arc ion vacuum aluminum plating process, so that 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 and softening vacuum cavity 6, an unreeling roller 11, a reeling roller 16, a guide roller 13, a material belt conveying roller wheel 3, a second heater 10 and a conveying driving device, wherein the unreeling vacuum cavity 1 is positioned in front of a first aluminizing vacuum cavity 2, the heating and softening vacuum cavity 6 and the reeling vacuum cavity 7 are sequentially positioned behind a second aluminizing vacuum cavity 5, the unreeling roller 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 roller 11 and the reeling roller 16 to synchronously rotate, the 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, the material belt bypasses the guide rollers 13 to carry out steering conveying, the material belt conveying roller wheels 3 can be rotatably installed in, In the second aluminizing vacuum chamber 5 and the heating and softening vacuum chamber 6, the material belt is supported on the upper side surface of each material belt conveying roller 3, the second heater 10 is installed in the heating and softening vacuum chamber 6, the second heater 10 can heat and soften the sponge aluminum in the heating and softening vacuum chamber 6, and the vacuumizing device 15 also vacuumizes the unreeling vacuum chamber 1, the reeling vacuum chamber 7 and the heating and softening vacuum chamber 6. Through the 11 blowing of unreeling roller, the deflector roll 13 turns to carry, the material area is carried 3 to hold and is softened through the second heating device after the sponge aluminium shaping to carry out the receipts material of wind-up roll 16, realizes the full automated transmission in material area, has avoided manual operation, has improved production efficiency.
The first heating device and the second heating device are both electric heating pipes, and are also provided with a temperature sensor and a controller, the temperature sensor can sense and heat the temperatures in the vaporization vacuum cavity 4 and the softening vacuum cavity and transmit the temperatures to the controller, and the controller controls the first heating device and the second heating device to be started and stopped. The first heating device and the second heating device start and stop heating under the control of the controller, so that the proper temperature in the vaporization vacuum cavity and the softening vacuum cavity is ensured, and the overhigh or overlow temperature is avoided.
At least three guide rollers 13 are arranged in the first aluminizing vacuum cavity 2, the polyurethane sponge material belt 12 passes through the three guide rollers 13 to form an aluminizing section conveyed in the vertical direction, and the magnetron sputtering targets 14 are arranged in the first aluminizing vacuum cavity 2 at intervals in the vertical direction on two sides of the aluminizing section conveyed in the vertical direction of the polyurethane sponge material belt 12. The polyurethane sponge material belt 12 is vertically conveyed in the first aluminizing vacuum cavity 2, and aluminizing is performed in the vertical direction, so that the occupied space of equipment is saved.
Claims (10)
1. A production process of sponge aluminum is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: plating aluminum on the polyurethane sponge material belt (12) at low temperature;
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 C, aluminizing the surface of the spongy aluminum film obtained in the step II to form sponge aluminum with a thickened structure.
2. The sponge aluminum production process of claim 1, wherein: and in the first step, the polyurethane sponge material belt is subjected to magnetron sputtering aluminum plating in a vacuum cavity, and in the third step, the spongy aluminum film is subjected to multi-arc ion aluminum plating in the vacuum cavity.
3. The sponge aluminum production process of claim 1, wherein: and secondly, heating the aluminized polyurethane sponge material belt to 180-220 ℃ in a vacuum chamber to vaporize the polyurethane sponge and pumping away the polyurethane sponge vaporized matter in vacuum.
4. The sponge aluminum production process of claim 1, wherein: and (3) sequentially conveying the polyurethane sponge material belt in a manner of unwinding by an unwinding roller and receiving the material by a winding roller, heating and softening the sponge aluminum obtained in the third step in a softening vacuum cavity, and winding and receiving the softened sponge aluminum material belt by the winding roller.
5. A process for producing sponge aluminum as claimed in claim 45 wherein: heating the sponge aluminum to 500-600 ℃ in a softening vacuum chamber for softening.
6. A process for producing sponge aluminum as claimed in claim 4 wherein: the unwinding roller and the winding roller are used for discharging and receiving materials in the vacuum cavity, and the whole material belt is conveyed in the vacuum cavity environment.
7. A sponge aluminum production facility for sponge aluminum production process of claim 1, characterized in that: the device comprises a first aluminizing vacuum cavity (2), a heating vaporization vacuum cavity (4), a second aluminizing vacuum cavity (5), a magnetron sputtering target (14), a first heater (8), a multi-arc ion target (9), a vacuumizing device (15) and a material belt conveying device, wherein the material belt conveying device can sequentially convey a material belt into the first aluminizing vacuum cavity, the heating vaporization vacuum cavity and the second aluminizing vacuum cavity, the magnetron sputtering target is installed on the first aluminizing vacuum cavity and can carry out magnetron sputtering aluminizing on the two side surfaces of a polyurethane sponge material belt in the first aluminizing vacuum cavity, the first heater can heat and vaporize the aluminized polyurethane sponge material belt in the heating vaporization vacuum cavity, the multi-arc ion target is installed on the second aluminizing vacuum cavity and can thicken the aluminizing thickness of the aluminum film on the two sides of the material belt in the second aluminizing vacuum cavity, and the vacuumizing device respectively carries out aluminizing thickness thickening on the, And the heating vaporization vacuum cavity and the second aluminizing vacuum cavity are vacuumized.
8. The sponge aluminum production facility of claim 7, characterized in that: the material belt conveying device comprises an unreeling vacuum cavity (1), a reeling vacuum cavity (7), a heating and softening vacuum cavity (6), an unreeling roller (11), a reeling roller (16), a guide roller (13), material belt conveying rollers (3), a second heater (10) and a conveying driving device, wherein the unreeling vacuum cavity is positioned in front of a 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 roller can be rotatably installed in the unreeling vacuum cavity, the reeling roller can be rotatably installed in the reeling vacuum cavity, the conveying driving device drives the unreeling roller and the reeling roller to synchronously rotate, a plurality of guide rollers can be rotatably installed in the unreeling vacuum cavity, the reeling vacuum cavity and the first aluminizing vacuum cavity respectively, the material belt bypasses each guide roller to carry out steering conveying, and a plurality of material belt conveying rollers can, In the second aluminizing vacuum cavity and the heating softening vacuum cavity, the material belt is supported on the upper side surface of each material belt conveying roller, the second heater is installed in the heating softening vacuum cavity, the second heater can heat and soften sponge aluminum in the heating softening vacuum cavity, and the vacuumizing device further vacuumizes the unreeling vacuum cavity, the reeling vacuum cavity and the heating softening vacuum cavity.
9. The sponge aluminum production facility of claim 8, characterized in that: the first heating device and the second heating device are both electric heating pipes, and are further provided with a temperature sensor and a controller, the temperature sensor can sense and heat the temperatures in the vaporization vacuum cavity and the softening vacuum cavity and transmit the temperatures to the controller, and the controller controls the first heating device and the second heating device to be started and stopped.
10. The sponge aluminum production facility of claim 8, characterized in that: the first aluminizing vacuum cavity is internally provided with at least three guide rollers, the polyurethane sponge material belt passes through the three guide rollers to form an aluminizing section conveyed in the vertical direction, and the magnetron sputtering targets are arranged in the first aluminizing vacuum cavity at intervals in the vertical direction on two sides of the aluminizing section conveyed in 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 |
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| CN111118451A true CN111118451A (en) | 2020-05-08 |
| CN111118451B CN111118451B (en) | 2024-08-06 |
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Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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