CN216801533U - A growth forging and pressing integration equipment for preparing graphite alkene metal composite - Google Patents
A growth forging and pressing integration equipment for preparing graphite alkene metal composite Download PDFInfo
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- CN216801533U CN216801533U CN202220219516.5U CN202220219516U CN216801533U CN 216801533 U CN216801533 U CN 216801533U CN 202220219516 U CN202220219516 U CN 202220219516U CN 216801533 U CN216801533 U CN 216801533U
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Abstract
The utility model relates to the field of material manufacturing equipment, and discloses growth forging and pressing integrated equipment for preparing a graphene metal composite material. According to the utility model, a carbon source and a protective gas are input into the integrated cavity by using the gas circuit system, and the metal ingot/plate is folded and forged by using the turnover mechanism and the forging mechanism, so that the step of growing graphene and the step of folding and forging are integrated in the integrated cavity, the metal ingot/plate is prevented from being transferred and being contacted with the outside air, the contact of impurities is greatly reduced, the oxidation probability is reduced, the quality of the graphene metal composite material is improved, the process flow is effectively shortened, the energy consumption is reduced, and the production cost is reduced.
Description
Technical Field
The utility model relates to the field of material manufacturing equipment, in particular to growth and forging integrated equipment for preparing a graphene metal composite material.
Background
In the prior art, a carbon source can be cracked by adopting a chemical vapor deposition method and then deposited and grown on the surface of a metal foil to form graphene, so that the graphene metal composite material is obtained, has excellent conductivity and has great significance in the application aspect of good conductor materials. In practical application, in order to make the graphene metal composite material have higher conductivity and better mechanical properties, the graphene metal composite material needs to be further processed into a plate material, so that the plate material is convenient for subsequent processing.
In practical application, a metal foil or a very thin metal plate is used as a growth substrate of graphene, so that the upper limit of the yield of the graphene metal composite material produced in a single process is very low, and if the yield of the single process is to be improved, a mode of increasing production equipment can be adopted, but the input cost of the production equipment is very high. In view of this, i are keenly developing a production method capable of increasing the single production yield of the graphene metal composite material: the method comprises the steps of taking a thick metal ingot/plate as a growth substrate of graphene, firstly growing graphene on the metal ingot/plate, then folding and forging the metal ingot/plate, growing graphene on the folded and forged metal ingot/plate, and repeating the steps in a circulating manner, wherein the steps of growing the graphene and folding and forging are alternately repeated to obtain the graphene metal composite material. The production method can obviously improve the yield of the graphene metal composite material produced in a single time, but the graphene growing step and the folding and forging step are respectively completed in two different cavities, in the production process, a metal ingot/plate with graphene growing needs to be transferred between the two cavities, and the metal ingot/plate is in contact with the outside air in the transfer process, so that the graphene metal composite material is oxidized, and the quality of the graphene metal composite material is influenced. And the metal ingot/plate needs to be cooled before being transferred and needs to be heated after being transferred, so that the process flow is long and the energy consumption is high. Therefore, it is desirable to design a production apparatus for graphene metal composite material which avoids transferring metal ingot/plate and is compatible with the above production method.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide growth and forging integrated equipment for preparing a graphene metal composite material, and the problem that in the prior art, a metal ingot/plate needs to be transferred between chambers, so that the process flow is long is solved.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a growth forging and pressing integration equipment for preparing graphite alkene metal composite, includes the integration cavity, integration cavity intercommunication has the gas circuit system, is equipped with heating system, is used for forging and pressing mechanism and the tilting mechanism that is used for upset metal material of forging and pressing metal material in the integration cavity.
The principle and the advantages of the scheme are as follows: during practical application, a carbon source and protective gas are input into the integrated cavity through the gas circuit system, the metal ingot/plate is folded and forged through the turnover mechanism and the forging mechanism, the metal ingot/plate is deformed, the part of the metal ingot/plate which does not grow graphene is exposed, so that the graphene grows in the subsequent repeated graphene growing steps, then the turnover mechanism and the forging mechanism are used for folding and forging, in this way, the graphene growing step and the folding and forging step are carried out in a circulating and reciprocating mode, and finally the graphene metal composite material with the multilayer laminated structure is obtained. In this scheme, go on graphite alkene growth step and folding forging and pressing step integration in the integration cavity, the integrated level is high, need not to carry out the transfer of metal ingot/board, avoids its and outside air contact, very big reduction impurity contact, reduced the oxidation probability, improved graphite alkene metal composite's quality. In addition, because the metal ingot/plate does not need to be transferred in the production process, the process flow is effectively shortened, and the times of greatly raising and lowering the temperature are reduced, so that the energy consumption is reduced, and the production cost is reduced.
Optionally, the gas path system includes a gas inlet manifold and a vacuum pipeline, one end of the gas inlet manifold, which is far away from the integrated cavity, is communicated with a carbon source pipe, a hydrogen pipe and a protective gas pipe, valves are installed on the carbon source pipe, the hydrogen pipe and the protective gas pipe, and a vacuum valve is installed on the vacuum pipeline.
In this scheme, inputing process gas in to the integration cavity through carbon source pipe and hydrogen pipe, inputing protective gas in to the integration cavity through the protective gas pipe, through the gas in the vacuum line extraction integration cavity, make its inside be in vacuum state to replace the gas in the integration cavity fast.
Optionally, flow controllers are mounted on the carbon source pipe, the hydrogen pipe and the protective gas pipe.
In this scheme, flow controller is used for the regulation and control to input the gaseous flow in the integration chamber.
Optionally, a vacuum pressure gauge is installed on the vacuum pipeline.
In this scheme, through vacuum pressure table, the staff can master the atmospheric pressure in the integration chamber to ensure that the atmospheric pressure in the integration chamber reaches the default.
Optionally, the swaging mechanism comprises a swage head and a driver for driving the swage head.
In this scheme, driving piece drive forging and pressing tup is vertical reciprocating motion to the realization is to the forging and pressing of ingot metal/board.
Optionally, the turnover mechanism is a mechanical arm or a plate turnover machine.
In this scheme, robotic arm's application is extensive, and the product is ripe, can accept the instruction, and the operation is carried out to certain point on the three-dimensional or two-dimensional space of accurate location, consequently, tilting mechanism is robotic arm, can overturn metal ingot/board accurately for its state of putting changes, thereby cooperates forging and pressing mechanism to realize the folding forging and pressing of metal ingot/board.
Optionally, the heating system includes a heating assembly, a temperature sensor, and a controller, and the controller receives a signal transmitted by the temperature sensor and controls the on/off of the heating assembly according to the signal.
In this scheme, utilize temperature sensor monitoring integration indoor temperature to temperature sensor converts the temperature signal in with the integration chamber into signal transmission to controller, and the controller is according to opening and close of its received signal control heating element, thereby ensures that the temperature in the integration chamber maintains at preset temperature.
Optionally, a material inlet and outlet is formed in the side wall of the integrated cavity, and an opening and closing door for sealing the material inlet and outlet is arranged at the material inlet and outlet.
In this scheme, set up into and go out the material mouth on the lateral wall of integration cavity, make things convenient for the feeding and get the material. And the opening and closing door at the material inlet and outlet can seal the material inlet and outlet, so that the integrated cavity is kept in a sealed state.
Optionally, a cooling cavity is formed in the side wall of the integrated cavity, and the cooling cavity is communicated with a water inlet pipe and a water outlet pipe.
In this scheme, through the inlet tube to cooling cavity intracavity input cooling water, leave through the outlet pipe after the heat in the cooling water absorption integration cavity to the realization improves cooling speed to the cooling of integration cavity, shortens the cooling time.
Optionally, a support platform for placing a metal material is arranged in the integrated chamber.
In this scheme, the metal ingot/board is placed on supporting platform, makes things convenient for snatching, the upset of tilting mechanism, also makes things convenient for the folding forging and pressing of forging and pressing mechanism.
Drawings
Fig. 1 is a schematic structural diagram of a growth and forging integrated apparatus for preparing a graphene metal composite according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a robot according to a first embodiment of the utility model.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a rack 100, an integrated chamber 200, an air inlet manifold 201, a vacuum pipeline 202, a carbon source pipe 203, a hydrogen pipe 204, a protective gas pipe 205, a valve 206, a flow controller 207, a vacuum valve 208, a vacuum pressure gauge 209, a heating assembly 210, a forging hammer 211, a hydraulic cylinder 212, a support platform 213, an inlet/outlet port 214, a cooling cavity 215, an inlet pipe 216, an outlet pipe 217, a mechanical arm 400, an opening/closing door 501 and a metal ingot 600.
Example one
This embodiment is substantially as shown in fig. 1: the utility model provides a growth forging and pressing integration equipment for preparing graphite alkene metal composite, includes frame 100 and integration cavity 200, and integration cavity 200 passes through screw fixed mounting on frame 100, and integration cavity 200 intercommunication has the gas circuit system, is equipped with heating system, is used for forging and pressing mechanism of forging and pressing metal material and the tilting mechanism that is used for upset metal material in the integration cavity 200.
The gas path system comprises a gas inlet manifold 201 and a vacuum pipeline 202, the top end of the gas inlet manifold 201 is communicated with a carbon source pipe 203, a hydrogen pipe 204 and a protective gas pipe 205 through a four-way pipe joint, valves 206 and flow controllers 207 are respectively arranged on the carbon source pipe 203, the hydrogen pipe 204 and the protective gas pipe 205, and a vacuum valve 208 and a vacuum pressure gauge 209 are arranged on the vacuum pipeline 202.
The heating system comprises a heating component 210, a temperature sensor and a controller, wherein the controller receives a signal transmitted by the temperature sensor and controls the heating component 210 to be opened or closed according to the signal. The heating assembly 210 can be selected from a heating resistance wire or a high-frequency heating induction coil, and in the embodiment, the heating assembly 210 is selected from a heating resistance wire. Heating element 210 is used for the intensification in the integration cavity 200, and temperature sensor is used for monitoring the temperature in the integration cavity 200 to convert temperature signal into the signal of telecommunication and transmit to the controller, the controller is according to the opening and close of the signal of telecommunication control heating element 210 that receives. Since it is the prior art to detect signals by using the sensor and transmit the related signals to the controller, and the controller controls the actuator to execute actions according to the received signals, the detailed description is omitted here.
The forging mechanism comprises a forging hammer 211 and a driving piece for driving the forging hammer 211 to move, and the driving piece is fixedly arranged at the top end of the machine frame 100 through a screw. In this embodiment, the driving member is a hydraulic cylinder 212.
The turnover mechanism is a robot 400 or a plate turnover machine, in this embodiment, the turnover mechanism is a robot 400, and the robot 400 is fixedly connected to the bottom wall of the integrated chamber 200 by screws. The robot 400 is a conventional product, and the present invention does not improve the robot 400, and the structure, the installation manner, and the working principle thereof are prior art, and are not described herein again, and the structure of the robot 400 is shown in fig. 2.
The support platform 213 used for placing the metal material is welded in the integrated cavity 200, the material inlet and outlet 214 is formed in the side wall of the integrated cavity 200, and the opening and closing door 501 used for sealing the material inlet and outlet 214 is arranged at the material inlet and outlet 214. A cooling cavity 215 is formed in the side wall of the integrated chamber 200, and the cooling cavity 215 is communicated with a water inlet pipe 216 and a water outlet pipe 217.
The specific implementation steps are as follows:
s1, putting the metal material into the integrated cavity: the opening/closing door 501 is opened to expose the material inlet/outlet 214, the ingot 600 is placed on the support platform 213, and then the opening/closing door 501 is closed to seal the material inlet/outlet 214.
S2, adjusting parameters in the integrated cavity: the vacuum valve 208 on the vacuum line 202 is opened, and air in the integrated chamber 200 is pumped up by a vacuum pump (the vacuum pump communicates with the end of the vacuum line 202 remote from the integrated chamber 200) and the vacuum line 202, so that the internal pressure of the integrated chamber 200 is reduced to 10Pa or less, and the vacuum valve 208 on the vacuum line 202 is closed. Then, a valve 206 on the protective gas pipe 205 is opened, argon gas (in the embodiment, the protective gas is argon gas, and in other embodiments, other inert gas may be selected as the protective gas) is backfilled into the integrated chamber 200 through the protective gas pipe 205 at a flow rate of 300sccm until the internal pressure of the integrated chamber 200 returns to normal pressure; argon gas was continuously filled into the integrated chamber 200 through the shielding gas pipe 205 at a flow rate of 300sccm, and the vacuum valve 208 on the vacuum line 202 was opened again so that the argon gas was discharged through the vacuum line 202, so that the integrated chamber 200 was in a slight positive pressure state. Next, the heating system in the integrated chamber 200 is activated, and the heating assembly 210 heats the integrated chamber 200, so that the temperature in the integrated chamber 200 reaches 1050 ℃. When the temperature in the integrated chamber 200 reaches 1050 ℃, the temperature sensor converts the temperature signal into an electric signal and transmits the electric signal to the controller, and the controller controls the heating assembly 210 to stop working; when the temperature in the integrated chamber 200 is lower than 1050 ℃, the temperature sensor converts the temperature signal into an electric signal and transmits the electric signal to the controller, and the controller controls the heating assembly 210 to start operating again, so that the temperature in the integrated chamber 200 is maintained at about 1050 ℃.
S3, growing graphene: the valves 206 of the carbon source tube 203 and the hydrogen tube 204 were opened, methane was supplied into the integrated chamber 200 through the carbon source tube 203 at a flow rate of 20sccm, and hydrogen was supplied into the integrated chamber 200 through the hydrogen tube 204 at a flow rate of 50sccm, to start the growth of graphene on the metal ingot 600.
S4, folding and forging: after 20min of methane and hydrogen input, the valves 206 on the carbon source pipe 203 and the hydrogen pipe 204 are closed, the methane and hydrogen input is stopped, the argon input is continued, and the heating system is closed. After the heating system is turned off, the temperature in the integrated chamber 200 begins to drop, when the temperature in the integrated chamber 200 is reduced to 800 ℃, the mechanical arm 400 clamps the metal ingot 600 on the supporting platform 213, so that the long edge of the metal ingot 600 is in a vertically placed state, then the hydraulic cylinder 212 is started, the hydraulic cylinder 212 drives the forging hammer 211 to move downwards, the forging hammer 211 applies pressure to the metal ingot 600 on the supporting platform 213 for forging (in the process of forging the metal ingot 600 by the forging hammer 211, the mechanical arm 400 applies horizontal acting force to the metal ingot 600, so that the metal ingot 600 is bent and folded), the forging pressure is 50MPa, the forging frequency is 1 time/s, and the forging is stopped until the metal copper ingot is folded in half, and the thickness of the metal copper ingot after being folded in half is equal to or less than the original thickness. In the process, since the long side of the ingot 600 is in a vertically placed state, the ingot 600 will bend during forging until it is folded, exposing the portion where graphene does not grow. After the folding forging is completed, the valve 206 on the shielding gas pipe 205 is closed.
S5, repeating the steps S2-S4 for ten times to obtain the graphene metal composite material, wherein the graphene metal composite material has a multilayer folding structure. When repeating step S2, it is optional to repeat the whole step S2 directly, or to repeat the process from "next, start the heating system in the integrated chamber 200, heat the integrated chamber 200 by the heating unit 210" in step S2, and simultaneously open the valve 206 on the shielding gas pipe 205. In this embodiment, the whole step S2 is selected to be directly repeated.
S6, cooling and taking materials: the valve 206 of the shielding gas pipe 205 is opened, argon gas is introduced into the integrated chamber 200, and the excess argon gas in the integrated chamber 200 is discharged through the vacuum line 202, so that the integrated chamber 200 is in a slight positive pressure state. Cooling water is input into the cooling cavity 215 of the integrated cavity 200 through the water inlet pipe 216, and the cooling water is separated through the water outlet pipe 217 after absorbing heat in the integrated cavity 200, so that the integrated cavity 200 is cooled, when the temperature in the integrated cavity 200 is reduced to the room temperature, the opening and closing door 501 is opened, the material inlet and outlet 214 of the integrated cavity 200 is exposed, and the graphene metal composite material in the integrated cavity 200 is taken out.
The graphene metal composite material obtained in the embodiment has a multilayer laminated structure, namely, a metal-graphene-metal-graphene … … metal-graphene-metal multilayer structure, and has the advantages of high conductivity and high strength. In addition, the metal ingot 600 does not need to be transferred out of the integrated chamber 200 in the production process, so that the metal ingot 600 does not contact with the outside air in the production process, the contact of impurities is greatly reduced, the oxidation probability is reduced, and the quality of the graphene metal composite material is improved. Moreover, the embodiment also effectively shortens the process flow, and reduces the times of temperature rise and temperature reduction greatly, thereby reducing the energy consumption and the production cost.
Example two
The present embodiment is different from the first embodiment only in that: the outer wall of the integrated cavity 200 in this embodiment is provided with a heat insulation layer for isolating heat of the integrated cavity 200, so that the outside of the integrated cavity 200 is kept at a working state of 25-30 ℃, and workers are prevented from being scalded carelessly.
The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. The utility model provides a growth forging and pressing integration equipment for preparing graphite alkene metal composite which characterized in that: the metal material forging and pressing device comprises an integrated cavity, wherein the integrated cavity is communicated with a gas circuit system, and a heating system, a forging and pressing mechanism for forging and pressing metal materials and a turnover mechanism for turning over the metal materials are arranged in the integrated cavity.
2. The integrated growth and forging equipment for preparing the graphene metal composite material according to claim 1, wherein: the gas path system comprises a gas inlet main pipe and a vacuum pipeline, wherein one end of the gas inlet main pipe, which is far away from the integrated cavity, is communicated with a carbon source pipe, a hydrogen pipe and a protective gas pipe, valves are arranged on the carbon source pipe, the hydrogen pipe and the protective gas pipe, and a vacuum valve is arranged on the vacuum pipeline.
3. The integrated growth and forging equipment for preparing the graphene metal composite material according to claim 2, wherein: and flow controllers are arranged on the carbon source pipe, the hydrogen pipe and the protective gas pipe.
4. The integrated growth and forging equipment for preparing the graphene metal composite material according to claim 2 or 3, wherein: and a vacuum pressure gauge is arranged on the vacuum pipeline.
5. The integrated growth and forging equipment for preparing the graphene metal composite material according to claim 1, wherein: the forging mechanism comprises a forging hammer head and a driving piece for driving the forging hammer head.
6. The integrated growth and forging equipment for preparing the graphene metal composite material according to claim 1, wherein: the turnover mechanism is a mechanical arm or a plate turnover machine.
7. The integrated growth and forging equipment for preparing the graphene-metal composite material according to claim 1, wherein: the heating system comprises a heating assembly, a temperature sensor and a controller, wherein the controller receives a signal transmitted by the temperature sensor and controls the heating assembly to be opened or closed according to the signal.
8. The integrated growth and forging equipment for preparing the graphene metal composite material according to claim 1, wherein: the lateral wall of the integrated cavity is provided with a material inlet and outlet, and the material inlet and outlet is provided with an opening and closing door for sealing the material inlet and outlet.
9. The integrated growth and forging equipment for preparing the graphene metal composite material according to claim 1, wherein: and a cooling cavity is formed in the side wall of the integrated cavity and communicated with a water inlet pipe and a water outlet pipe.
10. The integrated growth and forging equipment for preparing the graphene metal composite material according to claim 1, wherein: and a supporting platform for placing metal materials is arranged in the integrated cavity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220219516.5U CN216801533U (en) | 2022-01-26 | 2022-01-26 | A growth forging and pressing integration equipment for preparing graphite alkene metal composite |
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| CN202220219516.5U CN216801533U (en) | 2022-01-26 | 2022-01-26 | A growth forging and pressing integration equipment for preparing graphite alkene metal composite |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433763A (en) * | 2022-01-26 | 2022-05-06 | 重庆墨希科技有限公司 | Folding forging method and device for high-conductivity graphene metal composite material |
| CN114433763B (en) * | 2022-01-26 | 2024-06-28 | 重庆墨希科技有限公司 | Folding forging method and device for high-conductivity graphene metal composite material |
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2022
- 2022-01-26 CN CN202220219516.5U patent/CN216801533U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114433763A (en) * | 2022-01-26 | 2022-05-06 | 重庆墨希科技有限公司 | Folding forging method and device for high-conductivity graphene metal composite material |
| CN114433763B (en) * | 2022-01-26 | 2024-06-28 | 重庆墨希科技有限公司 | Folding forging method and device for high-conductivity graphene metal composite material |
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