CN1962256B - Laminate metal material at least containing a foam metal layer and its preparation method - Google Patents

Laminate metal material at least containing a foam metal layer and its preparation method Download PDF

Info

Publication number
CN1962256B
CN1962256B CN2006100325935A CN200610032593A CN1962256B CN 1962256 B CN1962256 B CN 1962256B CN 2006100325935 A CN2006100325935 A CN 2006100325935A CN 200610032593 A CN200610032593 A CN 200610032593A CN 1962256 B CN1962256 B CN 1962256B
Authority
CN
China
Prior art keywords
metal
melt
metal layer
alloy
mould
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN2006100325935A
Other languages
Chinese (zh)
Other versions
CN1962256A (en
Inventor
周向阳
李劼
刘宏专
丁凤其
刘希泉
张华�
尚保卫
伍上元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yuantaida new materials Jiangsu Co.,Ltd.
Original Assignee
Central South University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Central South University filed Critical Central South University
Priority to CN2006100325935A priority Critical patent/CN1962256B/en
Publication of CN1962256A publication Critical patent/CN1962256A/en
Application granted granted Critical
Publication of CN1962256B publication Critical patent/CN1962256B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Powder Metallurgy (AREA)

Abstract

The invention relates to a laminated metal material which at least comprises a foam metal layer, and relative preparation, wherein said laminated metal material at least comprises two metal layers, while at least one is foam metal layer; nearby metal layers are fused and combined, with physical difference between them; their materials are same as one of aluminum, lead, etc or their alloy. And its preparation is vacuum penetration or pressurizing penetration. The invention has wide application and low cost.

Description

At least comprise laminate metal material of a foam metal layer and preparation method thereof
Technical field
The invention belongs to metallic article and make the field, particularly a class contains laminate metal material of foam metal layer and preparation method thereof.
Background technology
Characteristics such as the lightweight that foam metal had, high specific strength, sound absorption, sound insulation, heat insulation, fire-retardant, damping, absorption impact energy, electromagnetic shielding bigger serface make its application in each high-tech areas such as Aeronautics and Astronautics, transportation, electronics, military project, chemical industry, metallurgy, environmental protection, the energy, machinery, biology and general industry field receive concern more and more widely.Yet, because the flourishing pore character of foam metal bare board makes it some defectives can occur in application process, as gathering and top finishing imperfect etc. of dust.Therefore, in actual application, the application prospect with foam metal core filled board is more wide.Patents such as CN1186144A, CN2727289Y and 2726982Y have been announced the method for preparing foam metal core filled board, all adopt glue that metallic plate and foam core are bonded together in the method that these patents are announced, but the aging life-span that can influence filled board of glue; The somebody adopts powder metallurgic method to prepare foam metal core filled board, but this manufactured cost height; Patent CN1418739A provides a kind of continuous casting and rolling method of foam metal filled board, but the control of this method technical process has certain degree of difficulty.In fields such as electrochemistry, sometimes also require used electrode pad material to have bigger specific area, thereby can make the electric current on it increase, accelerate electrode process, but also do not find the low-cost method for preparing the bigger serface electrode at present.In sound absorption, noise reduction field, currently used mostly is to levy the material that the different frequency noise is adopted different porosities, does not also have a kind of material that can absorb multiple frequency noise simultaneously.
Summary of the invention
Purpose of the present invention provide a kind of metal level in conjunction with tightr, the material environment friendly that obtains need not gluing connection between the different metal levels, contain the laminated-metal composite of layer of metal foam at least.
Another object of the present invention aims to provide the preparation method that above-mentioned material is suitable for industrializing implementation.
The objective of the invention is to realize by following manner:
At least comprise the laminate metal material of a foam metal layer, it is characterized in that: comprise two metal levels in the laminate metal material at least, and wherein have a foam metal layer at least; Each metal level genus derives from a kind of metal material, but should have a kind of difference of physical property between each metal level at least, forms for molten adhere between the adjacent metal.
The internal structure that the difference of described physical property refers to metal comprises: the difference of pore size, aperture pattern, pore-size distribution structure, density.
Layered metal material is one deck solid metal layer, one deck through-hole foamed metal layer at least at least.
Layered metal material is a multilayer through-hole foamed metal layer, and there is difference in the aperture between each layer.
Preparation method of the present invention is: described laminate metal material is by seepage flow method preparation, and described seepage flow method is a kind of in pressurization seepage flow and the negative-pressure vacuum seepage flow; To be fused into a kind of metal or alloy of melt, join in the mould that is placed with the pore-creating material, remove the pore-creating material after the cooling, obtain making the through-hole foamed metal layer by the pore-creating material.
Described pore-creating material is the property removed good seepage flow particle or mesh presoma, and described removal well refers to the pore-creating material and can remove more neatly after hot water washes repeatedly.
The good seepage flow particle of the removal of using in the described seepage flow method is meant granular agricultural potash fertilizer, salt, potassium sulfate, magnesia, dolime and makes in the prepared gypsum sphere of ball method one or more by rolling that the main component of the mesh presoma that described removeability is good is sodium chloride and gypsum;
Being prepared as of described mesh presoma, being poured in the three-dimensional mesh polyamine fat sponge by slip that sodium chloride, gypsum and water the were mixed with mode by roll-in, the sponge of will being in the milk then oven dry obtains at 500~550 ℃ of following sintering 2~2.5h.
Being prepared as of the composite of metal solid layer and through-hole foamed metal layer:
The pore-creating material is arranged in the seepage flow mould mutually across a certain distance, no longer establishes other materials between the two pore-creating materials, and with mould and die preheating; Choose a kind of metal or alloy, and it is fused into melt, and melt is incubated; Mode by pressurization or vacuum seepage makes the insulation melt enter mould, obtain rough casting after the cooling, seepage flow particle in the rough casting or mesh presoma are removed,, obtained the composite of containing metal solid layer and through-hole foamed metal layer along the different parts incision of foundry goods.
The Composite Preparation of multilayer through-hole foamed metal layer is:
The different no compartment of terrains of pore-creating material next-door neighbour is arranged in the seepage flow mould, and with mould and die preheating; Choose a kind of metal or alloy, it is fused into melt, and melt is incubated; Mode by pressurization or vacuum seepage makes the insulation melt enter mould, obtains rough casting after the cooling, and seepage flow particle in the rough casting or mesh presoma are removed, and along the different parts incision of foundry goods, obtains the composite of multilayer through-hole foamed metal layer.
The described metal or alloy that is used for being fused into melt is meant a kind of in magnesium, aluminium, zinc, lead, tin and the alloy thereof;
Mold preheating temperature be fused into melt the metal or alloy melting temperature 1/2~3/4, the melt holding temperature is high 20~100 ℃ than the fusing point of institute's smelting metal or alloy;
In the mode of described pressurization or vacuum seepage, the pressure of pressurization is 0.2~10Mpa, the vacuum 10Pa of described vacuum seepage~0.06Mpa.
Compare with known laminate metal material, the combination between the metal level of stratified material of the present invention does not stick with glue, but molten adhere; Material preparation method technology of the present invention is simple, is applicable to large-scale production, in addition, also can prepare by having the laminated-metal composite that different physicochemical property metal levels constitute according to the purposes and the needs of performance.
Description of drawings
Fig. 1 has the plumbous galactic pole plate of the stratiform preparation process schematic diagram of through hole/solid/through-hole structure.
Fig. 2 contains the lamellated plate preparation process schematic diagram of three layers of different porosities through-hole foam aluminium lamination.
Concrete embodiment
Below in conjunction with accompanying drawing the present invention is elaborated, but be used for anything but limiting the scope of the invention.
Embodiment 1:
The plumbous galactic pole plate preparation of stratiform with through hole/solid/through-hole structure.
A. prepare the mesh presoma.1. cut that length * wide * thick size is respectively 970 * 620 * 6mm and hole density is the Polyurethane sponge of 5ppi; 2. sponge is placed 5% NaOH solution to soak 24h, use the clear water rinsing then repeatedly; 3. the sodium chloride of 30wt%, gypsum and the suitable quantity of water of 70wt% are made into slip; 4. sponge is immersed in the slip, extruded unnecessary slip at the roll squeezer top roll then, repeat twice soaking paste, rolling process then, obtain the sponge of being in the milk; 5. will be in the milk sponge 120 ℃ of oven dry, promptly obtain the mesh presoma at 500 ℃ of following sintering 2.5h.
B. mesh presoma (11) is installed in the seepage flow mould shown in Fig. 1 (a), does not fill any material between the two mesh presomas, and its spacing is 6mm; Then with seepage flow mould and die preheating to 300 ± 20 ℃.
C. the Pb-0.8Ag alloy melting is become melt, be heated to 480 ± 10 ℃ then, the melt that this is measured is poured in the seepage flow mould then, starts vavuum pump; After treating that plumbous melt drops to the metering height, stop to vacuumize, and stop the heating of mould, cool off with stove.
D. the blank that previous step is obtained obtains porous casting shown in Fig. 1 (b) after the flushing repeatedly in hot water, includes foam metal layer (111) and solid metal layer (112) in this porous casting; Cut along the A-A line, can obtain having the through-hole foam layer/the solid layer/the novel Pb-0.8Ag positive plate of through-hole foam body layer structure;
This material can be used to substitute the Pb-0.8Ag anode in the present zinc hydrometallurgy electrodeposition operation, thereby reaches the purpose that reduces overpotential for oxygen evolution on the anode and reduce electric zinc energy consumption.
Embodiment 2:
Contain the lamellated plate preparation of three layers of different porosities through-hole foam aluminium lamination.
The through-hole foam aluminium lamination that contains three layers of different porosities in the prepared lamellated plate of present embodiment.Present embodiment adopts the vacuum seepage technology, and vacuum is 0.01Mpa.Used seepage flow mould is shown among Fig. 2.Below in conjunction with Fig. 2 the preparation technology of present embodiment lamellated plate is described.
A. the preparation of two kinds of different porosities solubility mesh presomas.1. cut length * wide * thick size and be respectively 300 * 300 * 15mm, hole density is respectively the Polyurethane sponge of 10ppi and 40ppi; 2. sponge is placed 5% NaOH solution to soak 24h, use the clear water rinsing then repeatedly; 3. the sodium chloride of 30wt%, gypsum and the suitable quantity of water of 70wt% are made into slip; 4. sponge is immersed in the slip, extruded unnecessary slip at the roll squeezer top roll then, repeat twice soaking paste, rolling process then, obtain the sponge of being in the milk; 5. will be in the milk sponge 120 ℃ of oven dry, promptly obtain the mesh presoma at 500 ℃ of following sintering 2.5h.
B. will be respectively be installed in shown in Fig. 2 (a) in the seepage flow mould by the prepared mesh presoma of the Polyurethane sponge of 10ppi and 40ppi (21) and (22), the spacing between the two mesh presomas is 8mm, the K of the φ 1mm that packs in two mesh forerunner spacings then 2SO 4Particle (23), and with mould and die preheating to 450 ℃.
C. the fine aluminium melt after will melting is warmed up to 700 ℃, and the melt that this is measured is poured in the seepage flow mould then, starts vavuum pump; After treating that aluminum melt drops to the metering height, stop to vacuumize, and stop the heating of mould, cool off with stove;
D. after the porous casting that previous step is obtained washes repeatedly, promptly obtain the stratified material shown in Fig. 2 (b) with three different porosities metal levels in hot water.This material can be used on occasions such as sound-absorbing, noise reduction.

Claims (3)

1. comprise the laminate metal material of a foam metal layer at least, it is characterized in that: layered metal material is a multilayer through-hole foamed metal layer, and there is difference in the aperture between each layer; Each metal level genus derives from a kind of metal material, but should have a kind of difference of physical property between each metal level at least, forms for molten adhere between the adjacent metal;
The difference of described physical property refers to the difference of the internal structure of metal, and the internal structure of metal comprises: pore size, aperture pattern or pore-size distribution structure;
Multilayer through-hole foamed metal layer prepares in the following manner: the different no compartment of terrains of pore-creating material next-door neighbour is arranged in the seepage flow mould, and with mould and die preheating; Choose a kind of metal or alloy, and it is fused into melt, and melt is incubated; Mode by pressurization or vacuum seepage makes the insulation melt enter mould, obtains rough casting after the cooling, and seepage flow particle in the rough casting or mesh presoma are removed, and the different parts incision along foundry goods obtains.
2. the described preparation method who comprises the laminate metal material of a foam metal layer at least of claim 1 is characterized in that:
The different no compartment of terrains of pore-creating material next-door neighbour is arranged in the seepage flow mould, and with mould and die preheating; Choose a kind of metal or alloy, and it is fused into melt, and melt is incubated; Mode by pressurization or vacuum seepage makes the insulation melt enter mould, obtains rough casting after the cooling, and seepage flow particle in the rough casting or mesh presoma are removed, and along the different parts incision of foundry goods, obtains the composite of multilayer through-hole foamed metal layer.
3. according to each described preparation method who comprises the laminate metal material of a foam metal layer at least of claim 2, it is characterized in that: the described metal or alloy that is used for being fused into melt is meant a kind of in magnesium, aluminium, zinc, lead, tin and the alloy thereof;
Mold preheating temperature be fused into melt the metal or alloy melting temperature 1/2~3/4, the melt holding temperature is high 20~100 ℃ than the fusing point of institute's smelting metal or alloy;
In the mode of described pressurization or vacuum seepage, the pressure of pressurization is 0.2~10Mpa, the vacuum 10Pa of described vacuum seepage~0.06Mpa.
CN2006100325935A 2006-11-16 2006-11-16 Laminate metal material at least containing a foam metal layer and its preparation method Active CN1962256B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2006100325935A CN1962256B (en) 2006-11-16 2006-11-16 Laminate metal material at least containing a foam metal layer and its preparation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2006100325935A CN1962256B (en) 2006-11-16 2006-11-16 Laminate metal material at least containing a foam metal layer and its preparation method

Publications (2)

Publication Number Publication Date
CN1962256A CN1962256A (en) 2007-05-16
CN1962256B true CN1962256B (en) 2011-03-23

Family

ID=38081562

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2006100325935A Active CN1962256B (en) 2006-11-16 2006-11-16 Laminate metal material at least containing a foam metal layer and its preparation method

Country Status (1)

Country Link
CN (1) CN1962256B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101773993B (en) * 2009-01-13 2012-04-18 广东海洋大学 Method for preparing foam aluminium sandwich structure
CN102601342B (en) * 2012-04-19 2013-11-06 四川元泰达有色金属材料有限公司 Device for preparing special-shaped metal-based porous composite material
US20150202838A1 (en) * 2012-07-24 2015-07-23 Alantum Method for manufacturing metal foam stack
CN105383113A (en) * 2015-12-22 2016-03-09 合肥仲农生物科技有限公司 Foamed aluminum heat-insulation noise-reduction metal plate used for automobile front cover
CN106884187B (en) * 2017-02-16 2019-02-22 中南大学 A kind of preparation method and applications of porous alloy lead anode
CN107695318B (en) * 2017-09-29 2019-04-30 重庆理工大学 A kind of foam magnesium sandwich plate and its Semi-Solid Thixoforming Seepage Foundry method
CN107604189B (en) * 2017-09-29 2019-04-16 重庆理工大学 A kind of foam aluminum sandwich and its Semi-Solid Thixoforming Seepage Foundry method
CN109465424A (en) * 2019-01-04 2019-03-15 宁波赛孚新材料科技有限公司 A kind of shock resistance endergonic structure part preparation method and structural member
CN112008064B (en) * 2020-08-31 2021-12-14 燕山大学 Method for manufacturing open-cell foam metal filling composite material
CN117063313A (en) * 2021-10-29 2023-11-14 宁德时代新能源科技股份有限公司 Battery current collector, preparation method thereof, secondary battery, battery module, battery pack and power utilization device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1300864A (en) * 2000-11-23 2001-06-27 李道韫 Process for preparing foam metal

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1300864A (en) * 2000-11-23 2001-06-27 李道韫 Process for preparing foam metal

Also Published As

Publication number Publication date
CN1962256A (en) 2007-05-16

Similar Documents

Publication Publication Date Title
CN1962256B (en) Laminate metal material at least containing a foam metal layer and its preparation method
CN108705084B (en) Preparation method of industrial large-size foamed aluminum sandwich board
CN108213408B (en) Method for preparing porous metal part with complex structure by using 3D printing technology
CN104032157B (en) Regular porous metal material as well as preparation method and application thereof
CN105525336B (en) A kind of carbon fiber metal composite electron product airframe structure and preparation method thereof
CN102765227B (en) Corrugated-honeycombed composite sandwich material in porous structure and method for preparing same
CN105039770A (en) Method for utilizing directional solidification technique to prepare porous metal materials
CN104975200A (en) High-performance aluminum/carbon composite material and preparation method thereof
CN106363174B (en) A kind of preparation method of the thin-wall special-shaped part of foamed aluminium
CN107695318B (en) A kind of foam magnesium sandwich plate and its Semi-Solid Thixoforming Seepage Foundry method
CN101700568B (en) Low pressure casting method for lattice sandwich plate
CN101172303A (en) Method for producing bubble aluminum alloy special-shaped member with even pore structure
CN112959012A (en) Preparation method of foamed aluminum sandwich plate based on friction stir welding connection
CN101773993B (en) Method for preparing foam aluminium sandwich structure
CN107321981A (en) A kind of method that powder metallurgic method prepares closed-cell foam copper-based material
CN102139372B (en) Method for preparing foamed aluminum laminboard by utilizing waste foamed aluminum
CN102618744B (en) Preparation method for clean foam magnesium in bionic field
CN101093743B (en) Method for producing electrolytic copper foil in use for fabricating thermistor made from polymer
CN106159201A (en) A kind of lithium ion battery lithium composite sheet and preparation method thereof, lithium ion battery
CN111842854B (en) Method and device for manufacturing heterogeneous hollow ball foam steel
CN101623942A (en) Magnalium honeycomb plate and preparation method thereof
KR20200079243A (en) How to foam metal in a liquid bath
CN102234748A (en) Galvanizing carbon fiber foamed light metal and preparation method thereof
CN112893809B (en) Metal ceramic wear-resistant part and preparation method thereof
CN107718843A (en) A kind of rolling apparatus and its rolling method of honeycomb fashion fire-retardant heat-insulation material

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: SICHUAN YUANTAIDA NONFERROUS METAL MATERIAL CO., L

Free format text: FORMER OWNER: CENTRAL SOUTH UNIVERSITY

Effective date: 20120228

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 410083 CHANGSHA, HUNAN PROVINCE TO: 628017 GUANGYUAN, SICHUAN PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20120228

Address after: 628017 Sichuan Province, Guangyuan City Economic Development Zone, Sichuan Zhejiang cooperation Park

Patentee after: Sichuan Yuantaida Non-ferrous Metals Co. Ltd.

Address before: 410083 Hunan province Changsha Hexi Lushan South Road, No. 1

Patentee before: Central South University

C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 628017 Sichuan Province, Guangyuan City Economic Development Zone, Sichuan Zhejiang cooperation Park

Patentee after: Yuan TEDA new materials Limited by Share Ltd

Address before: 628017 Sichuan Province, Guangyuan City Economic Development Zone, Sichuan Zhejiang cooperation Park

Patentee before: Sichuan Yuantaida Non-ferrous Metals Co. Ltd.

PP01 Preservation of patent right

Effective date of registration: 20190528

Granted publication date: 20110323

PP01 Preservation of patent right
PD01 Discharge of preservation of patent

Date of cancellation: 20191010

Granted publication date: 20110323

PD01 Discharge of preservation of patent
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20201217

Address after: No.120 Weihe Road, Rudong Economic Development Zone, Rudong County, Nantong City, Jiangsu Province

Patentee after: Yuantaida new materials Jiangsu Co.,Ltd.

Address before: 628017 Sichuan Zhejiang cooperation Park, Guangyuan Economic Development Zone, Sichuan Province

Patentee before: YUANTAIDA NEW MATERIAL Co.,Ltd.