CN105734460A - Continuous preparing method for carbon nano tube reinforced aluminum matrix composite material - Google Patents
Continuous preparing method for carbon nano tube reinforced aluminum matrix composite material Download PDFInfo
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- CN105734460A CN105734460A CN201410768106.6A CN201410768106A CN105734460A CN 105734460 A CN105734460 A CN 105734460A CN 201410768106 A CN201410768106 A CN 201410768106A CN 105734460 A CN105734460 A CN 105734460A
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Abstract
The invention discloses a continuous preparing method for a carbon nano tube reinforced aluminum matrix composite material. The continuous preparing method includes the steps that a carbon nano tube, aluminum powder or aluminum alloy powder and a process control agent are subject to ball milling to prepare composite powder; the composite powder is packaged into a packaging material, heated to reach an appointed temperature, and rolled to form a composite material blank; and the packaging material is peeled to obtain a target product. According to the continuous preparing method, a continuous powder rolling process is adopted, the shortcoming of batch operation in a traditional powder metallurgy process is avoided, continuous molding of the carbon nano tube reinforced aluminum matrix composite material can be achieved, and the production efficiency is greatly improved; and in addition, the product compactness is good, and the product has the wide industrial application prospect.
Description
Technical field
Present invention relates particularly to the continuous preparation method of a kind of carbon nanotube enhanced aluminium-based composite material, belong to the technical field of Nano-composite materials.
Background technology
Current carbon nanotube enhanced aluminium-based composite material preparation method has powder metallurgic method, squeeze casting method and in-situ synthesized etc..Publication number be CN101864547A patent of invention in utilize powder metallurgic method through colding pressing, sinter and hot extrusion prepares carbon nanotube enhanced aluminium-based composite material, composite prepared by this process there will be the defects such as pore, consistency be low, and preparation technology is loaded down with trivial details, equipment cost is higher.Publication number be CN101748349A patent of invention in utilize squeeze casting method to pass through the prefabricated component first prepared, by in the aluminum liquid impregnated preform under melted, finally by compacting, this technique exists due to High Pressure Solidification and plastic deformation simultaneously, product is without defects such as shrinkage cavity and porosities, CNT is distributed also uneven in the base simultaneously, and the performance of composite is had a great impact.Publication number be CN101864547A patent of invention in utilize in-situ synthesized be in conjunction with CNT preparation technology, CNT is gone out at substrate material surface growth in situ, this method technological process is more complicated, though improve the reinforced effects of CNT, and the method for in-situ preparation metallic matrix is not directly applicable aluminum, introducing alloying element and limit its development, this method is not suitable for industrial extensive preparation simultaneously.Therefore, in sum, seeking a kind of performance process better, production efficiency more high product of preparing is show the important bottleneck of this composite commercial application.
Summary of the invention
It is an object of the invention to provide the features such as a kind of CNT strengthens the continuous preparation method of aluminum aluminum matrix composite, and it is simple that it has technique, and efficiency is high, obtained product high comprehensive performance, thus overcoming deficiency of the prior art.
For realizing aforementioned invention purpose, the technical solution used in the present invention includes:
A kind of continuous preparation method of carbon nanotube enhanced aluminium-based composite material, including:
CNT, aluminium powder or Al alloy powder and process control agent are made composite granule through ball milling,
Being packaged in sheath material by described composite granule, after being heated to assigned temperature, rolling forms composite blank,
And, peel off sheath material, it is thus achieved that target product.
Preferably, described composite granule comprises: CNT 0.1-10 weight portion, aluminium powder or Al alloy powder 90-99 weight portion, process control agent 0.01-2 weight portion.
Further, described CNT includes any one and the two or more combinations in SWCN, multi-walled carbon nano-tubes.
Comparatively preferred, the caliber of described CNT is 0.4 nanometer-150 nanometers.
Further, described aluminium powder or Al alloy powder are at least selected from pure aluminium powder, aluminum-silicon system, aluminum-magnesium series, Solder for Al-Cu Joint Welding system, aluminum-zinc system and rare earth aluminium alloy powder, but are not limited to this.
Comparatively preferred, the mean particle size of described aluminium powder or Al alloy powder is 50 nanometers-100 microns.
Further, described process control agent is at least selected from stearic acid, lithium stearate, zinc stearate, paraffin, methanol, ethanol, silicone oil, oleic acid, cellulose, but is not limited to this.
Comparatively preferred, the ball-milling technology condition adopted in this preparation method includes: ratio of grinding media to material is 1/1-40/1, rotating speed is 100 revs/min-3500 revs/min, and Ball-milling Time is 30 minutes-6 hours, and the ball-milling technology adopted is at least selected from planetary type ball-milling, stirring ball-milling technique.
Comparatively preferred, the heating-up temperature adopted in this preparation method is 400 DEG C-620 DEG C, and heat time heating time is 30 seconds-6 hours, and mode of heating includes any one in heating by electric cooker, local laser heating or Frequency Induction Heating mode.
Comparatively preferred, the rolling mill practice condition adopted in this preparation method includes: pressure is 10MPa-700MPa, under the amount of rolling be 0.1 millimeter-5 centimetres.
Further, this continuous preparation method may also include that after peeling off sheath material, removes the burr of composite blank, thus obtaining target product.
Comparatively preferred, this continuous preparation method also includes: inputted continuously in sheath material by composite granule, and laser heating is warming up to assigned temperature, then continuous rolling forms composite blank, peels off sheath material afterwards, it is thus achieved that target product.
Comparatively preferred, this continuous preparation method also includes: after the composite blank heating rolling repeatedly with sheath material, then peel off sheath material, it is thus achieved that target product, to adapt to be actually needed, it is thus achieved that promising result.
Further, described sheath material preferably employs metal capsule material, for instance any one in copper, aluminum, iron pipe shape thin-wall section.
Comparing to prior art, the present invention at least has the advantages that
(1) pass through to employ powder hot rolling technology and carbon nanotube enhanced aluminium-based composite material is carried out continuously hot rolling, technique relative to traditional powder metallurgy, powder hot rolling avoids the deficiency of intermittent operation, simultaneously it is also possible that carbon nanotube enhanced aluminium-based composite material continuously shaped and have good compactness；
(2) in the process of powder hot rolling technology, high-temperature residence time is short, has process efficient, the feature such as continuous, it is possible to efficiently control aluminum substrate and the reaction of CNT high-temperature interface；
(3) powder hot rolling technology technology, solves the factors such as the dimension between CNT and alumina particles incompatible (1D-3D), size incompatible (nanoscale-micro-meter scale) and surface nature incompatible (hydrophilic-hydrophobic).
Accompanying drawing explanation
Fig. 1 is a kind of carbon nanotube enhanced aluminium-based composite material preparation technology flow chart among the present invention one typical embodiments；
Fig. 2 is the electron scanning micrograph of the obtained carbon nanotube enhanced aluminium-based composite material fracture of the embodiment of the present invention 1；
Fig. 3 is the mechanical property figure of the obtained carbon nanotube enhanced aluminium-based composite material of embodiment of the present invention 1-4；
Fig. 4 is the embodiment of the present invention 1 and the mechanical property figure of the obtained carbon nanotube enhanced aluminium-based composite material of 5-7；
Fig. 5 is the embodiment of the present invention 1 and the mechanical property figure of the obtained carbon nanotube enhanced aluminium-based composite material of 8-10；
Fig. 6 is the hardness datagram of the obtained carbon nanotube enhanced aluminium-based composite material of embodiment of the present invention 1-4；
Fig. 7 is the embodiment of the present invention 1 and the hardness datagram of the obtained carbon nanotube enhanced aluminium-based composite material of 5-7；
Fig. 8 is the embodiment of the present invention 1 and the hardness datagram of the obtained carbon nanotube enhanced aluminium-based composite material of 8-10.
Detailed description of the invention
As previously mentioned, in view of many defects of the prior art, inventor is through studying for a long period of time and putting into practice in a large number, technical scheme is proposed, first it by preparing composite granule by CNT, aluminium powder or Al alloy powder and process control agent etc. through ball milling, and wherein selecting process control agent is prevent CNT, aluminium powder or Al alloy powder from occurring cold welding phenomenon in mechanical milling process；Subsequently the composite granule obtained is encapsulated in metal capsule, reheats after being warming up to assigned temperature, through preparing composite blank, peel off sheath material subsequently, remove burr etc., it is thus achieved that functional carbon nanotube enhanced aluminium-based composite material.
Below in conjunction with accompanying drawing and some embodiments, technical scheme is further described.
Embodiment 1Referring to Fig. 1, the continuous preparation method of this kind of carbon nanotube enhanced aluminium-based composite material includes:
Step one, successively by pure aluminium powder, process control agent stearic acid and mass percent that mean diameter is 20 microns be 1.5%, average caliber be that the multi-walled carbon nano-tubes three of 40 nanometers mixes, adopt planetary type ball-milling technique, ratio of grinding media to material is 10/1, rotating speed 300 revs/min, Ball-milling Time 4 hours, prepares composite granule；
Step 2, being encapsulated in by prepared composite granule in copper pipe shape thin-walled material jacket, and preheat in electric furnace, preheat temperature 550 degree, heat time heating time is 2 hours；
Step 3, be 300MPa at pressure, under the amount of rolling be 2 centimetres, carry out hot rolling repeatedly continuously, hot rolling removes jacket, burr after terminating, and finally obtains carbon nanotube enhanced aluminium-based composite material.Its organizational structure and mechanical performance data thereof are referring to Fig. 2-8.
Embodiment 2The present embodiment difference from embodiment 1 is in that, in step one, the mass percent of CNT is 0.5%.
Embodiment 3The present embodiment difference from embodiment 1 is in that, in step one, the mass percent of CNT is 1.0%.
Embodiment 4The present embodiment difference from embodiment 1 is in that, in step one, the mass percent of CNT is 2.0%.
Embodiment 5The present embodiment difference from embodiment 1 is in that, in step one, Ball-milling Time is 3 hours.
Embodiment 6The present embodiment difference from embodiment 1 is in that, in step one, Ball-milling Time is 5 hours.
Embodiment 7The present embodiment difference from embodiment 1 is in that, in step one, Ball-milling Time is 6 hours.
Embodiment 8The present embodiment difference from embodiment 1 is in that, preheating temperature in step 2 is 450 degree.
Embodiment 9The present embodiment difference from embodiment 1 is in that, preheating temperature in step 2 is 500 degree.
Embodiment 10The present embodiment difference from embodiment 1 is in that, preheating temperature in step 2 is 600 degree.
The mechanical property of carbon nanotube enhanced aluminium-based composite material, hardness data etc. obtained by embodiment 1-10 technique refer to Fig. 3-8.
Described above, and in the embodiment shown on drawing, can not resolve is limited determines the design philosophy of the present invention.Holding identical skill in the technical field of the present invention can the technical thought of the present invention be changed with various form improvement, such improvement and change are interpreted as belonging in protection scope of the present invention.
Claims (12)
1. the continuous preparation method of a carbon nanotube enhanced aluminium-based composite material, it is characterised in that including:
CNT, aluminium powder or Al alloy powder and process control agent are made composite granule through ball milling,
Being packaged in sheath material by described composite granule, after being heated to assigned temperature, rolling forms composite blank,
And, peel off sheath material, it is thus achieved that target product.
2. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1, it is characterised in that described composite granule comprises: CNT 0.1-10 weight portion, aluminium powder or Al alloy powder 90-99 weight portion, process control agent 0.01-2 weight portion.
3. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1 and 2, it is characterized in that described CNT includes any one and two or more combinations in SWCN, multi-walled carbon nano-tubes, and the caliber of described CNT is 0.4 nanometer-150 nanometers.
4. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1 and 2, it is characterized in that described aluminium powder or Al alloy powder are at least selected from pure aluminium powder, aluminum-silicon system, aluminum-magnesium series, Solder for Al-Cu Joint Welding system, aluminum-zinc system and rare earth aluminium alloy powder, and the mean particle size of described aluminium powder or Al alloy powder is 50 nanometers-100 microns.
5. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1 and 2, it is characterised in that described process control agent is at least selected from stearic acid, lithium stearate, zinc stearate, paraffin, methanol, ethanol, silicone oil, oleic acid, cellulose.
6. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1, it is characterized in that the ball-milling technology condition adopted in this preparation method includes: ratio of grinding media to material is 1/1-40/1, rotating speed is 100 revs/min-3500 revs/min, Ball-milling Time is 30 minutes-6 hours, and the ball-milling technology adopted is at least selected from planetary type ball-milling, stirring ball-milling technique.
7. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1, it is characterized in that the heating-up temperature adopted in this preparation method is 400 DEG C-620 DEG C, heat time heating time is 30 seconds-6 hours, and mode of heating includes any one in heating by electric cooker, local laser heating or Frequency Induction Heating mode.
8. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1, it is characterised in that in this preparation method adopt rolling mill practice condition include: pressure is 10MPa-700MPa, under the amount of rolling be 0.1 millimeter-5 centimetres.
9. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1, it is characterised in that also include: after peeling off sheath material, removes the burr of composite blank, thus obtaining target product.
10. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1, it is characterized in that including: inputted continuously in sheath material by composite granule, laser heating is warming up to assigned temperature, continuous rolling forms composite blank again, peel off sheath material afterwards, it is thus achieved that target product.
11. the continuous preparation method of carbon nanotube enhanced aluminium-based composite material according to claim 1, it is characterised in that including: after the composite blank heating rolling repeatedly with sheath material, then peel off sheath material, it is thus achieved that target product.
12. the continuous preparation method of the carbon nanotube enhanced aluminium-based composite material according to claim 1,10 or 11, it is characterized in that described sheath material adopts metal capsule material, described metal capsule material includes any one in copper, aluminum, iron pipe shape thin-wall section.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109468480A (en) * | 2018-11-26 | 2019-03-15 | 太原理工大学 | The method that the vacuum canning rolling of impulse electric field auxiliary prepares metal-base composites |
| CN111636006A (en) * | 2020-05-29 | 2020-09-08 | 香港生产力促进局 | Aluminum-silicon alloy graphite composite heat conduction material and preparation and application thereof |
| CN112342420A (en) * | 2020-10-16 | 2021-02-09 | 湘潭大学 | Preparation method of high-strength high-toughness corrosion-resistant deformation CNTs reinforced Zn-Al-based composite material |
-
2014
- 2014-12-12 CN CN201410768106.6A patent/CN105734460A/en active Pending
Non-Patent Citations (16)
| Title |
|---|
| DONGMIN HONG ET.AL: "Fabrication and evaluation of 5vol%CNT/Al composite material by a powder in sheath rolling method", 《KOR.J.MATER.RES.》 * |
| S.J.YOO ET.AL: "Fabrication of carbon nanotube aluminum composite by high-ratio differential speed rolling", 《THE 18TH INTERNATIONAL CONFERENCE ON COMPOSITE MATERIALS》 * |
| SEONG-HEE LEE ET.AL: "Fabrication and evaluation of carbon nanotube reinforced Al matrix composite by a powder-in-sheath rolling method", 《J.KOR.POWD.MET.INST.》 * |
| SEONG-HEE LEE ET.AL: "Microstructure and mechanical propertiesof CNT/Al composite fabricated by a powder-in-sheath rolling method utilizing copper tube as a sheath", 《J.KOR.POWD.MET.INST.》 * |
| 丁志鹏等: "碳纳米管/铝基复合材料的制备及摩擦性能研究", 《浙江大学学报》 * |
| 倪星元等: "《纳米材料制备技术》", 31 January 2008, 化学工业出版社 * |
| 姚辉等: "碳纳米管增强铝基复合材料的制备及其力学性能表征", 《材料导报B：研究篇》 * |
| 张玉龙等: "《实用轻金属材料手册》", 30 June 2006, 化学工业出版社 * |
| 樊自田等: "《铸造质量控制应用技术》", 30 April 2009, 机械工业出版社 * |
| 王筱峻: "铜包覆多壁碳纳米管增强铝基复合材料的制备及力学性能", 《兵器材料科学与工程》 * |
| 王筱峻等: "碳纳米管增强铝基复合材料研究进展", 《兵器材料科学与工程》 * |
| 赵渠森: "《先进复合材料手册》", 31 May 2003, 机械工业出版社 * |
| 陈振华等: "《机械合金化与固液反应球磨》", 28 February 2006, 化学工业出版社 * |
| 韦进全等: "《碳纳米管宏观体》", 31 May 2006, 清华大学出版社 * |
| 麦亚潘: "《碳纳米管：科学与应用》", 31 July 2007, 科学出版社 * |
| 黄德欢: "《纳米技术与应用》", 31 July 2001, 中国纺织大学出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109468480A (en) * | 2018-11-26 | 2019-03-15 | 太原理工大学 | The method that the vacuum canning rolling of impulse electric field auxiliary prepares metal-base composites |
| CN109468480B (en) * | 2018-11-26 | 2020-09-18 | 太原理工大学 | Method for preparing metal-based composite material by vacuum sheath rolling assisted by pulse electric field |
| CN111636006A (en) * | 2020-05-29 | 2020-09-08 | 香港生产力促进局 | Aluminum-silicon alloy graphite composite heat conduction material and preparation and application thereof |
| CN111636006B (en) * | 2020-05-29 | 2021-09-28 | 香港生产力促进局 | Aluminum-silicon alloy graphite composite heat conduction material and preparation and application thereof |
| CN112342420A (en) * | 2020-10-16 | 2021-02-09 | 湘潭大学 | Preparation method of high-strength high-toughness corrosion-resistant deformation CNTs reinforced Zn-Al-based composite material |
| CN112342420B (en) * | 2020-10-16 | 2022-03-22 | 湘潭大学 | Preparation method of high-strength high-toughness corrosion-resistant deformation CNTs reinforced Zn-Al-based composite material |
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Application publication date: 20160706 |