CN105946312A - Multilayered metal rapid compounding process - Google Patents
Multilayered metal rapid compounding process Download PDFInfo
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- CN105946312A CN105946312A CN201610464197.3A CN201610464197A CN105946312A CN 105946312 A CN105946312 A CN 105946312A CN 201610464197 A CN201610464197 A CN 201610464197A CN 105946312 A CN105946312 A CN 105946312A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/18—Layered products comprising a layer of metal comprising iron or steel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
- B32B37/1009—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure using vacuum and fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/02—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/04—Time
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/12—Pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2311/00—Metals, their alloys or their compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2311/00—Metals, their alloys or their compounds
- B32B2311/12—Copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2311/00—Metals, their alloys or their compounds
- B32B2311/22—Nickel or cobalt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2311/00—Metals, their alloys or their compounds
- B32B2311/24—Aluminium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2311/00—Metals, their alloys or their compounds
- B32B2311/30—Iron, e.g. steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a multilayered metal rapid compounding process. The multilayered metal rapid compounding process comprises the following steps of: carrying out pre-treatment on the surfaces of metal sectional materials; overlapping the plurality of layers of pre-treated metal sectional materials together and putting the pre-treated metal sectional materials between pressing heads, wherein the overlapped metal sectional materials are different metal materials; electrifying the pressing heads; and rapidly heating the metal sectional materials to a pre-set temperature by heat generated by current and applying pressure between the pressing heads at the same time; compounding the metal sectional materials together, wherein the heating power is 10kw-300kw, the pre-set temperature is 400 DEG C-2200 DEG C and the pressure is 5MPa-600MPa. By virtue of the multilayered metal rapid compounding process, a plurality of types of metal sheet materials can be compounded, and the product has the advantages of high bonding strength, no oxidization, no gap between the sheet materials, rapid compounding speed, short production period, low cost, high reliability and the like.
Description
Technical field
The present invention relates to metal composite and manufacture field, particularly relate to a kind of quick combination process of multiple layer metal.
Background technology
Between different metal material, wellability is poor, difficult compound.Existing combination process is difficult to meet the composite demand of different metal material.Such as: the cooling requirements of high-power electronic device is higher, heat radiation substrate requires low thermal coefficient of expansion, high heat conductance.Copper has high heat conductance, but thermal coefficient of expansion is the biggest.Molybdenum thermal coefficient of expansion is low, but thermal conductivity is relatively low.Molybdenum and copper, if able to be combined with each other, have the characteristic of high heat conductance and low thermal coefficient of expansion the most simultaneously concurrently, but between copper and molybdenum, material wellability are excessively poor, be difficult to be combined with each other, and the present invention will solve this problem.
Summary of the invention
The technical problem to be solved is, it is provided that a kind of quick combination process of multiple layer metal, can solve the compound problem poor, difficult of wellability between different metal material.
In order to solve above-mentioned technical problem, the invention provides a kind of quick combination process of multiple layer metal, comprise the following steps:
The surface of shape is carried out pretreatment；
Pretreated for multilamellar shape is stacked and is placed between pressure head, the shape stacked is different metal material, and pressure head is energized, and shape is heated rapidly to preset temperature by the heat that electric current produces, and between pressure head, applying pressure simultaneously, shape is combined into one；
Wherein, heating power is 10kw-300kw, and preset temperature is 400 DEG C-2200 DEG C, and pressure is 5MPa-600MPa.
As the improvement of such scheme, described shape is sheet material, and described shape selects molybdenum plate, copper coin, tungsten plate, steel plate, aluminium sheet, nickel plate, molybdenum copper coin, copper tungsten plate or kovar alloy plate.
As the improvement of such scheme, described shape is molybdenum plate, copper coin.
As the improvement of such scheme, heating power is 20kw-200kw, and pressure is 10MPa-600MPa, and the heating-up time of recombination process is 1min-60min.
As the improvement of such scheme, described pressure head is graphite pressure head, and the area of described pressure head is 0.01m2-1 m2, described pressure head leads to unidirectional current.
As the improvement of such scheme, the thickness range of single-layer metal section bar is 0.1mm-10mm, and the shape gross thickness after being combined is 0.2mm-100mm, and the area of shape is 0.01m2-1 m2。
As the improvement of such scheme, the number of plies of shape is 2-100 layer.
As the improvement of such scheme, the recombination process of shape at hydrogen, hydrogen nitrogen mixed gas, is carried out under hydrogen-argon-mixed or vacuum environment.
As the improvement of such scheme, preset temperature is 500 DEG C-2000 DEG C.
As the improvement of such scheme, described pretreatment includes: soak 1min-30min within the temperature range of 30 DEG C-98 DEG C with the hydrochloric acid of 4%-35%, removes oxide and the soil on shape surface.
Implement the embodiment of the present invention, have the advantages that
The present invention can be combined various metals sheet material, has bond strength high, non-oxidation, tight between sheet material, and recombination velocity is fast, with short production cycle, low cost, and high reliability can be combined different sheet metals according to different functional requirements.
Accompanying drawing explanation
Fig. 1 is the structural representation of metallic composite material first embodiment of the present invention.
Fig. 2 is the structural representation of metallic composite material the second embodiment of the present invention.
Fig. 3 is the structural representation of metallic composite material the 3rd embodiment of the present invention.
Fig. 4 is the structural representation of metallic composite material the 4th embodiment of the present invention.
Fig. 5 is the structural representation of metallic composite material the 5th embodiment of the present invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the present invention is described in further detail.
The invention provides a kind of quick combination process of multiple layer metal, comprise the following steps:
One, the surface of shape is carried out pretreatment；
Concrete, described pretreatment includes: soak 1min-30min within the temperature range of 30 DEG C-98 DEG C with the hydrochloric acid of 4%-35%, removes oxide and the soil on shape surface, is conducive to improving bond strength, it is ensured that tight between shape, and non-oxidation.
Two, pretreated for multilamellar shape is stacked and is placed between pressure head, the shape stacked is different metal material, and pressure head is energized, and shape is heated rapidly to preset temperature by the heat that electric current produces, and between pressure head, applying pressure simultaneously, shape is combined into one.
Wherein, heating power is 10kw-300kw, and preset temperature is 400 DEG C-2200 DEG C, and pressure is 5MPa-600MPa.Preferably, heating power is 20kw-200kw, and preset temperature is 500 DEG C-2000 DEG C.Pressure is 10MPa-600MPa, and the heating-up time of recombination process is 1min-60min.More preferably, heating power is 50kw-200kw, and preset temperature is 1000 DEG C-1800 DEG C.Pressure is 100MPa-600MPa, and the heating-up time of recombination process is 1min-20min.
Described shape is sheet material, and described shape selects molybdenum plate, copper coin, tungsten plate, steel plate, aluminium sheet, nickel plate, molybdenum copper coin, copper tungsten plate or kovar alloy plate.Preferably, described shape is molybdenum plate, copper coin.The number of plies of shape both can be two-layer, it is also possible to be multilamellar.Preferably, shape is 2-100 layer.
The thickness range of single-layer metal section bar is 0.1mm-10mm, and the shape gross thickness after being combined is 0.2mm-100mm, and the area of shape is 0.01m2-1 m2。
It should be noted that kovar alloy is also referred to as teleoseal, for vacuum electronic, the device use of the industries such as power electronics.
Described pressure head is graphite pressure head, and the area of described pressure head is suitable with the area of shape, and the area of described pressure head is 0.01m2-1 m2, described pressure head leads to unidirectional current.
The recombination process of shape, preferably at hydrogen, hydrogen nitrogen mixed gas, carries out under hydrogen-argon-mixed or vacuum environment, is conducive to improving bond strength, and bond strength is up to 50MPa-350Mpa, it is ensured that tight between sheet metal, non-oxidation, and reliability is high.
The present invention is expanded on further below with specific embodiment
Embodiment 1
One, molybdenum plate, copper coin are soaked 1min with the hydrochloric acid of 35% within the temperature range of 30 DEG C, remove oxide and the soil on shape surface；
Two, pretreated molybdenum plate 103, copper coin 104, copper coin 105 structure as shown in Figure 1 are stacked and are placed between seaming chuck 101, push-down head 102, pressure head is energized, under an atmosphere of hydrogen shape is heated rapidly to 1050 DEG C, heating power is 100kw, heating-up time is 1min, and between pressure head, applying pressure 100MPa simultaneously, shape is combined into one.
Embodiment 2
One, molybdenum plate, copper coin are soaked 10min with the hydrochloric acid of 10% within the temperature range of 50 DEG C, remove oxide and the soil on shape surface；
Two, pretreated molybdenum plate 103, copper coin 104 structure as shown in Figure 2 are stacked and are placed between seaming chuck 101, push-down head 102, pressure head is energized, in the environment of hydrogen-argon-mixed, shape is heated rapidly to 1000 DEG C, heating power is 80kw, heating-up time is 5min, and between pressure head, applying pressure 200MPa simultaneously, shape is combined into one.
Embodiment 3
One, copper coin, tungsten plate are soaked 15min with the hydrochloric acid of 15% within the temperature range of 60 DEG C, remove oxide and the soil on shape surface；
Two, pretreated tungsten plate 103, copper coin 104, copper coin 105 structure as shown in Figure 3 are stacked and are placed between seaming chuck 101, push-down head 102, pressure head is energized, under vacuum conditions shape is heated rapidly to 1000 DEG C, heating power is 200kw, heating-up time is 8min, and between pressure head, applying pressure 300MPa simultaneously, shape is combined into one.
Embodiment 4
One, copper tungsten plate, copper coin are soaked 20min with the hydrochloric acid of 25% within the temperature range of 70 DEG C, remove oxide and the soil on shape surface；
Two, pretreated copper tungsten plate 103, copper tungsten plate 106, copper coin 104, copper coin 105, copper coin 107 structure as shown in Figure 4 are stacked and are placed between seaming chuck 101, push-down head 102, pressure head is energized, in the environment of hydrogen, hydrogen nitrogen mixed gas, shape is heated rapidly to 1070 DEG C, heating power is 150kw, heating-up time is 10min, and between pressure head, applying pressure 250MPa simultaneously, shape is combined into one.
Embodiment 5
One, kovar alloy plate, nickel plate are soaked 1min-30min with the hydrochloric acid of 4% within the temperature range of 98 DEG C, remove oxide and the soil on shape surface；
Two, pretreated kovar alloy plate 103, nickel plate 104, copper coin 105 structure as shown in Figure 5 are stacked and are placed between seaming chuck 101, push-down head 102, pressure head is energized, under vacuum conditions shape is heated rapidly to 2000 DEG C, heating power is 300kw, heating-up time is 20min, and between pressure head, applying pressure 600MPa simultaneously, shape is combined into one.
The composite metal profile of embodiment 1-5 gained is done technology for detection, and result is as follows:
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| The gap of metal | 0.01mm | 0.02 mm | 0.01 mm | 0.02 mm | 0.01 mm |
| Bond strength | 270MPa | 280MPa | 260MPa | 250MPa | 300MPa |
| Recombination time | 1min | 5min | 8min | 10min | 20min |
To sum up, the present invention can be combined various metals sheet material, has bond strength high, non-oxidation, tight between sheet material, and recombination velocity is fast, with short production cycle, low cost, and high reliability can be combined different sheet metals according to different functional requirements.
Finally be should be noted that; above example is only in order to illustrate technical scheme rather than limiting the scope of the invention; although the present invention being explained in detail with reference to preferred embodiment; it will be understood by those within the art that; technical scheme can be modified or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
Claims (10)
1. the quick combination process of multiple layer metal, it is characterised in that comprise the following steps:
The surface of shape is carried out pretreatment；
Pretreated for multilamellar shape is stacked and is placed between pressure head, the shape stacked is different metal material, and pressure head is energized, and shape is heated rapidly to preset temperature by the heat that electric current produces, and between pressure head, applying pressure simultaneously, shape is combined into one；
Wherein, heating power is 10kw-300kw, and preset temperature is 400 DEG C-2200 DEG C, and pressure is 5MPa-600MPa.
2. the quick combination process of multiple layer metal as claimed in claim 1, it is characterised in that described shape is sheet material, and described shape selects molybdenum plate, copper coin, tungsten plate, steel plate, aluminium sheet, nickel plate, molybdenum copper coin, copper tungsten plate or kovar alloy plate.
3. the quick combination process of multiple layer metal as claimed in claim 2, it is characterised in that described shape is molybdenum plate, copper coin.
4. the quick combination process of multiple layer metal as claimed in claim 1, it is characterised in that heating power is 20kw-200kw, and pressure is 10MPa-600MPa, and the heating-up time of recombination process is 1min-60min.
5. the quick combination process of multiple layer metal as claimed in claim 1, it is characterised in that described pressure head is graphite pressure head, and the area of described pressure head is 0.01m2-1 m2, described pressure head leads to unidirectional current.
6. the quick combination process of multiple layer metal as claimed in claim 1, it is characterised in that the thickness range of single-layer metal section bar is 0.1mm-10mm, and the shape gross thickness after being combined is 0.2mm-100mm, and the area of shape is 0.01m2-1 m2。
7. the quick combination process of multiple layer metal as claimed in claim 1, it is characterised in that the number of plies of shape is 2-100 layer.
8. the as claimed in claim 1 quick combination process of multiple layer metal, it is characterised in that the recombination process of shape at hydrogen, hydrogen nitrogen mixed gas, is carried out under hydrogen-argon-mixed or vacuum environment.
9. the quick combination process of multiple layer metal as claimed in claim 1, it is characterised in that preset temperature is 500 DEG C-2000 DEG C.
10. the quick combination process of multiple layer metal as described in any one of claim 1-9, it is characterised in that described pretreatment includes: soak 1min-30min within the temperature range of 30 DEG C-98 DEG C with the hydrochloric acid of 4%-35%, removes oxide and the soil on shape surface.
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| CN201610464197.3A CN105946312A (en) | 2016-06-24 | 2016-06-24 | Multilayered metal rapid compounding process |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328959A (en) * | 2019-07-23 | 2019-10-15 | 中车工业研究院有限公司 | The method of worked copper base-graphite alkene composite material and copper-based-graphene composite material |
| CN111128929A (en) * | 2019-12-30 | 2020-05-08 | 深圳市鑫越新材料科技有限公司 | Heat dissipation material and processing technology thereof |
| CN114932170A (en) * | 2022-05-07 | 2022-08-23 | 佛山通宝精密合金股份有限责任公司 | Production process of precious and cheap bimetal layered composite material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4950554A (en) * | 1989-05-30 | 1990-08-21 | Amax Inc. | Composite copper-molybdenum sheet |
| CN104014921A (en) * | 2014-04-25 | 2014-09-03 | 长安大学 | Method for rapidly preparing copper-molybdenum multi-layer composite material |
| CN104741765A (en) * | 2015-03-10 | 2015-07-01 | 北京理工大学 | Method for preparing high-bonding-strength pure-molybdenum composite board through hot explosive welding |
-
2016
- 2016-06-24 CN CN201610464197.3A patent/CN105946312A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4950554A (en) * | 1989-05-30 | 1990-08-21 | Amax Inc. | Composite copper-molybdenum sheet |
| CN104014921A (en) * | 2014-04-25 | 2014-09-03 | 长安大学 | Method for rapidly preparing copper-molybdenum multi-layer composite material |
| CN104741765A (en) * | 2015-03-10 | 2015-07-01 | 北京理工大学 | Method for preparing high-bonding-strength pure-molybdenum composite board through hot explosive welding |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328959A (en) * | 2019-07-23 | 2019-10-15 | 中车工业研究院有限公司 | The method of worked copper base-graphite alkene composite material and copper-based-graphene composite material |
| CN110328959B (en) * | 2019-07-23 | 2022-05-27 | 中车工业研究院有限公司 | Method for processing copper-based-graphene composite material and copper-based-graphene composite material |
| CN111128929A (en) * | 2019-12-30 | 2020-05-08 | 深圳市鑫越新材料科技有限公司 | Heat dissipation material and processing technology thereof |
| CN111128929B (en) * | 2019-12-30 | 2022-05-17 | 深圳市中金岭南鑫越新材料有限公司 | Heat dissipation material and processing technology thereof |
| CN114932170A (en) * | 2022-05-07 | 2022-08-23 | 佛山通宝精密合金股份有限责任公司 | Production process of precious and cheap bimetal layered composite material |
| CN114932170B (en) * | 2022-05-07 | 2024-02-06 | 佛山通宝精密合金股份有限公司 | Production process of precious and cheap bimetal layered composite material |
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