CN101957281A - Method for preparing metal composite material bonding interface separated sample - Google Patents
Method for preparing metal composite material bonding interface separated sample Download PDFInfo
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- CN101957281A CN101957281A CN 201010298620 CN201010298620A CN101957281A CN 101957281 A CN101957281 A CN 101957281A CN 201010298620 CN201010298620 CN 201010298620 CN 201010298620 A CN201010298620 A CN 201010298620A CN 101957281 A CN101957281 A CN 101957281A
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Abstract
The invention introduces a method for preparing a metal composite material bonding interface separated sample. The method comprises the following steps of: sampling from an entire metal composite material plate; machining the sample to be dumbbell-shaped along thickness direction, wherein the thickness directions of base layer metal and composite layer metal are both the length direction of the dumbbell-shaped sample; placing the bonding interface of the metal composite material at a middle position of the dumbbell-shaped sample; forming a V-shaped groove on the dumbbell-shaped sample; overlapping a bottom cross line of the V-shaped groove with a metal composite material bonding interface line; snapping the bonding interface with a 50-ton universal testing machine to completely separate the bonding interface of the metal composite material; and cutting the sample according to testing requirements. By the method, the bonding interface of the metal composite material with small thickness can be completely separated or a certain bonding interface of a multi-layer metal composite material can be completely separated, so that the problem of difficult complete separation of the metal composite material bonding interface is solved.
Description
Technical field
The present invention relates to a kind of metallic composite art, particularly a kind of preparation method of metallic composite combination interface separating sample.
Background technology
Explosive welding is the energy with the explosive exactly, the method for metal working that plied timber high velocity impact parent metal also links together strongly under the explosive charge loading.Metallic composite has overcome the limitation of homogenous material on function (as anticorrosion, high strength etc.), is widely used in fields such as petrochemical complex, electric power, metallurgy, boats and ships, Aero-Space, nuclear industry.Because the combination interface of metallic composite is a metallurgical binding, usual way can not be complete separately the interface, makes and can not well carry out the research of heterogeneous microstructure information such as metallic composite combination interface tissue topography, micro-area composition, crystal structure.
Summary of the invention
Technical matters to be solved by this invention provides a kind of preparation method of metallic composite combination interface separating sample, solves the combination interface problem of complete separating metal compound substance.
For the purpose that realizes solving the problems of the technologies described above, the present invention has adopted following technical scheme:
The preparation method of a kind of metallic composite combination interface separating sample of the present invention, take a sample from the whole plate of metallic composite, sample is processed into dumbbell shaped along thickness direction, basic unit and plied timber thickness direction are the length direction of dumbbell-shaped specimen, make the combination interface of metallic composite place the centre position of dumbbell-shaped specimen, combination interface at dumbbell-shaped specimen is opened V-shaped groove, the bottom cross spider of V-shaped groove and metallic composite combination interface line coincide, break with Material Testing Machine, the combination interface of metallic composite is complete separately, cuts sample according to the test needs.
When the groundwork thickness of metallic composite during less than 9mm, can parent metal one face down bonding connect the metal identical with parent metal with the thickness of thickening sample to more than the 9mm; When the multiple layer thickness of metallic composite during less than 9mm, can plied timber one face down bonding connect the metal identical with plied timber with the thickness of thickening sample to more than the 9mm; When the groundwork thickness of metallic composite and multiple layer thickness during all less than 9mm, can be respectively parent metal and plied timber one face down bonding connect the metal identical with parent metal and plied timber with the thickness of thickening sample to more than the 9mm, combination interface is in the middle part of sample after being convenient to following process and becoming dumbbell-shaped specimen, and makes the thickness of sample enough thick so that can reach the length of dumbbell-shaped specimen at thickness direction.
When metallic composite is multilayer materials, can carry out the combination interface separation as long as open V-shaped groove at the combination interface place of needs research.
Described Material Testing Machine, preferably 50 tons of universal testing machines.
Described dumbbell-shaped specimen, it is circle along each section vertical with length direction.
By adopting technique scheme, the present invention has following beneficial effect:
1) combination interface of metallic composite that can thickness is less is complete separately;
2) can realize that a certain combination interface of multi-layer metal composite material is complete separately;
3) sample that makes can carry out interface junction and close heterogeneous microstructure information researches such as pattern, micro-area composition, crystal structure on JSM-35C scanning electron microscope and other analytical instrument.
Description of drawings
Fig. 1 is a basic unit and plied timber thickness combination interface separating sample synoptic diagram during greater than 9mm.
Fig. 2 is a basic unit or plied timber thickness combination interface separating sample synoptic diagram during less than 9mm.
Fig. 3 is the combination interface separating sample synoptic diagram of multi-layer metal composite material.
Among the figure, 1, plied timber, 2, combination interface, 3, parent metal, 4, weld metal, 5, the middle layer.
Embodiment
In conjunction with the embodiments manufacture method of the present invention is illustrated:
Cut sample from the whole plate of metallic composite, basic unit and plied timber thickness are processed into dumbbell shaped as shown in Figure 1 during greater than 9mm, and basic unit and plied timber thickness direction are the length direction of dumbbell-shaped specimen.Combination interface at dumbbell-shaped specimen is opened V-shaped groove, the overall diameter D1 of dumbbell-shaped specimen is between 15～25mm, H1 〉=5mm, the diameter D2 of interlude is between 6～14mm, interlude length L 〉=8mm, outer edge thickness H1 〉=5mm, the angle R of V-shaped groove is between 30 °～90 °, diameter D3 〉=4mm, the height H 2=of V-shaped groove (D2-D3)/2 is between 1～4mm; When the groundwork thickness of metallic composite during, can connect the thickness of the metal identical at parent metal one face down bonding with the thickening sample with parent metal less than 9mm; When the multiple layer thickness of metallic composite during, can connect the thickness of the metal identical at plied timber one face down bonding with the thickening sample with plied timber less than 9mm; When the groundwork thickness of metallic composite and multiple layer thickness during all less than 9mm, as Fig. 2, can connect the thickness of the metal identical at parent metal and plied timber one face down bonding respectively with the thickening sample with parent metal and plied timber, combination interface is in the middle part of sample after being convenient to following process and becoming dumbbell-shaped specimen, and make the thickness of sample enough thick in case can thickness direction can reach dumbbell-shaped specimen length 50%; When metallic composite is multilayer materials,, V-shaped groove is opened the combination interface that separates at needs as Fig. 3; With 50 tons of universal testing machines sample is broken, the combination interface of metallic composite can cut the size of sample according to the test needs just by complete separation.
Embodiment 1:
The preparation combination of materials is aluminium-titanium double metallic composite material combination interface separating sample of 1060/TA2, the plied timber 1060 of metallic composite and the thickness of parent metal TA2 are 12mm, become sample shown in Figure 1 with machined into, D1=25mm, D2=14mm, H1=8mm, D3=6mm, L=8mm, the angle R=30 of V-shaped groove °, height H 2=4mm, break sample with 50 tons of universal testing machines, combination interface is separately cut useful part by complete, has studied the tissue topography of combination interface with JSM-35C scanning electron microscope and NEOPHOT1 metaloscope, micro-area composition, crystal structure.
Embodiment 2:
The preparation combination of materials is stainless steel-bimetal copper-steel compound substance combination interface separating sample of 321/Q370, the plied timber 321 of metallic composite and the thickness of parent metal Q370 are 3mm and 6mm respectively, become sample shown in Figure 2 with machined into, at multiple layer weld length is the stainless steel 321 of 15mm, at basic unit's weld length is the Q370 of 12mm, D1=20mm, D2=10mm, H1=5mm, D3=6mm, L=20mm, the angle R=90 of V-shaped groove °, height H 2=2mm, break sample with 50 tons of universal testing machines, combination interface is separately cut useful part by complete, has studied the tissue topography of combination interface with JSM-35C scanning electron microscope and NEOPHOT1 metaloscope, micro-area composition, crystal structure.
Embodiment 3:
The preparation combination of materials is aluminium alloy-aluminium-steel three-layer metal compound substance 1060/CCSB combination interface separating sample of 5083/1060/CCSB, the plied timber 5083 of metallic composite, 1060 and the thickness of parent metal CCSB be respectively 12mm, 8mm, 20mm, become sample shown in Figure 3 with machined into, D1=15mm, D2=6mm, H1=10mm, D3=4mm, L=20mm, the angle R=45 of V-shaped groove °, height H 2=1mm, break sample with 50 tons of universal testing machines, combination interface is separately cut useful part by complete, has studied the tissue topography of combination interface with JSM-35C scanning electron microscope and NEOPHOT1 metaloscope, micro-area composition, crystal structure.
Claims (4)
1. the preparation method of a metallic composite combination interface separating sample, it is characterized in that: take a sample from the whole plate of metallic composite, sample is processed into dumbbell shaped along thickness direction, basic unit and plied timber thickness direction are the length direction of dumbbell-shaped specimen, make the combination interface of metallic composite place the centre position of dumbbell-shaped specimen, the V-shaped groove of opening at dumbbell-shaped specimen, the bottom cross spider of V-shaped groove and metallic composite combination interface line coincide, break with Material Testing Machine, the combination interface of metallic composite is complete separately, cuts sample according to the test needs.
2. according to the preparation method of the described metallic composite combination interface of claim 1 separating sample, it is characterized in that: when the groundwork thickness of described metallic composite during less than 9mm, parent metal one face down bonding connect the metal identical with parent metal with the thickness of thickening sample to more than the 9mm; When the multiple layer thickness of metallic composite during less than 9mm, plied timber one face down bonding connect the metal identical with plied timber with the thickness of thickening sample to more than the 9mm; When the groundwork thickness of metallic composite and multiple layer thickness during all less than 9mm, respectively parent metal and plied timber one face down bonding connect the metal identical with parent metal and plied timber with the thickening sample thickness to more than the 9mm, combination interface is in the middle part of sample after being convenient to following process and becoming dumbbell-shaped specimen, and makes the thickness of sample enough thick so that can reach the length of dumbbell-shaped specimen at thickness direction.
3. according to the preparation method of the described metallic composite combination interface of claim 1 separating sample, it is characterized in that: when described metallic composite is multilayer materials, opens V-shaped groove at the combination interface place of needs research and carry out the combination interface separation.
4. according to the preparation method of the described metallic composite combination interface of claim 1 separating sample, it is characterized in that: described Material Testing Machine is 50 tons of universal testing machines.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980788A (en) * | 2012-11-14 | 2013-03-20 | 厦门钨业股份有限公司 | Preparation method for specimen capable of being directly used for X-ray diffraction (XRD) detecting phase compositions |
| CN103776762A (en) * | 2014-01-03 | 2014-05-07 | 广东工业大学 | Method for detecting interface binding strength of aluminum-steel composite material for soldering |
| CN104155237A (en) * | 2014-06-18 | 2014-11-19 | 广东工业大学 | Detection method for interface bonding strength of aluminum-steel composite material |
| CN105547999A (en) * | 2015-12-31 | 2016-05-04 | 银邦金属复合材料股份有限公司 | Method for measuring bonding strength of metal composite material, sample and sample manufacture method |
| CN106680201A (en) * | 2015-11-10 | 2017-05-17 | 银邦金属复合材料股份有限公司 | Equipment and method for testing interface bonding strength |
| CN109520801A (en) * | 2018-12-04 | 2019-03-26 | 中国航空工业集团公司西安飞机设计研究所 | A kind of impact test metal and composite material interchange structure |
| CN110044667A (en) * | 2018-01-16 | 2019-07-23 | 宝山钢铁股份有限公司 | A kind of preparation method of composite metal plate weld decay sample |
| CN112857936A (en) * | 2021-01-25 | 2021-05-28 | 燕山大学 | Hot-pressing preparation and performance testing method for heterogeneous metal composite block test |
Citations (1)
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| CN2041814U (en) * | 1988-09-01 | 1989-07-26 | 北京有色金属研究总院 | Fixture for measuring metal |
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2010
- 2010-10-08 CN CN201010298620XA patent/CN101957281B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2041814U (en) * | 1988-09-01 | 1989-07-26 | 北京有色金属研究总院 | Fixture for measuring metal |
Non-Patent Citations (1)
| Title |
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| 《稀有金属材料与工程》 19920831 樊新民 钽合金与刚爆炸复合界面的研究 第29-32页 1-4 第21卷, 第4期 2 * |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980788A (en) * | 2012-11-14 | 2013-03-20 | 厦门钨业股份有限公司 | Preparation method for specimen capable of being directly used for X-ray diffraction (XRD) detecting phase compositions |
| CN103776762A (en) * | 2014-01-03 | 2014-05-07 | 广东工业大学 | Method for detecting interface binding strength of aluminum-steel composite material for soldering |
| CN104155237A (en) * | 2014-06-18 | 2014-11-19 | 广东工业大学 | Detection method for interface bonding strength of aluminum-steel composite material |
| CN104155237B (en) * | 2014-06-18 | 2017-01-11 | 广东工业大学 | Detection method for interface bonding strength of aluminum-steel composite material |
| CN106680201B (en) * | 2015-11-10 | 2019-05-21 | 银邦金属复合材料股份有限公司 | For the equipment of interface bond strength test and the test method of interface bond strength |
| CN106680201A (en) * | 2015-11-10 | 2017-05-17 | 银邦金属复合材料股份有限公司 | Equipment and method for testing interface bonding strength |
| CN105547999B (en) * | 2015-12-31 | 2018-08-24 | 银邦金属复合材料股份有限公司 | Measurement method, sample and the sample production method of metallic composite bond strength |
| CN105547999A (en) * | 2015-12-31 | 2016-05-04 | 银邦金属复合材料股份有限公司 | Method for measuring bonding strength of metal composite material, sample and sample manufacture method |
| CN110044667A (en) * | 2018-01-16 | 2019-07-23 | 宝山钢铁股份有限公司 | A kind of preparation method of composite metal plate weld decay sample |
| CN110044667B (en) * | 2018-01-16 | 2021-07-16 | 宝山钢铁股份有限公司 | Preparation method of corrosion sample for metal composite plate welding joint |
| CN109520801A (en) * | 2018-12-04 | 2019-03-26 | 中国航空工业集团公司西安飞机设计研究所 | A kind of impact test metal and composite material interchange structure |
| CN109520801B (en) * | 2018-12-04 | 2022-02-11 | 中国航空工业集团公司西安飞机设计研究所 | Impact test metal and composite material interchange structure |
| CN112857936A (en) * | 2021-01-25 | 2021-05-28 | 燕山大学 | Hot-pressing preparation and performance testing method for heterogeneous metal composite block test |
| CN112857936B (en) * | 2021-01-25 | 2022-05-17 | 燕山大学 | Hot-pressing preparation and performance testing method for heterogeneous metal composite block test |
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| CN101957281B (en) | 2012-07-18 |
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Effective date of registration: 20210121 Address after: No. 169, Binhe South Road, Luolong District, Luoyang City, Henan Province Patentee after: NO.725 RESEARCH INSTITUTE OF CHINA SHIPBUILDING INDUSTRY Corp. Address before: 471800 shuangxiang Road, Luoxin Industrial Park, Xin'an County, Henan Province Patentee before: LUOYANG SHUANGRUI METAL COMPOSITE MATERIALS Co.,Ltd. |