CN107350474B - Impact-resistant metal composite plate and preparation method thereof - Google Patents
Impact-resistant metal composite plate and preparation method thereof Download PDFInfo
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- CN107350474B CN107350474B CN201710390883.5A CN201710390883A CN107350474B CN 107350474 B CN107350474 B CN 107350474B CN 201710390883 A CN201710390883 A CN 201710390883A CN 107350474 B CN107350474 B CN 107350474B
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- 239000002905 metal composite material Substances 0.000 title claims abstract description 90
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 73
- 239000002344 surface layer Substances 0.000 claims description 33
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 27
- 239000010703 silicon Substances 0.000 claims description 27
- 229910052710 silicon Inorganic materials 0.000 claims description 27
- 238000000498 ball milling Methods 0.000 claims description 26
- 239000002245 particle Substances 0.000 claims description 25
- 239000000758 substrate Substances 0.000 claims description 24
- 238000005245 sintering Methods 0.000 claims description 23
- 239000011856 silicon-based particle Substances 0.000 claims description 20
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 19
- 238000002156 mixing Methods 0.000 claims description 19
- 238000005303 weighing Methods 0.000 claims description 15
- 239000000839 emulsion Substances 0.000 claims description 10
- 238000004880 explosion Methods 0.000 claims description 10
- 239000002360 explosive Substances 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 10
- 238000001192 hot extrusion Methods 0.000 claims description 8
- 239000002210 silicon-based material Substances 0.000 claims description 7
- 238000005554 pickling Methods 0.000 claims description 6
- 238000007873 sieving Methods 0.000 claims description 6
- 210000000438 stratum basale Anatomy 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 239000002131 composite material Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- -1 amide hydrazine compound Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000011246 composite particle Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N hydrazine Substances NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- CMESPBFFDMPSIY-UHFFFAOYSA-N n,n'-diphenylmethanediimine Chemical compound C1=CC=CC=C1N=C=NC1=CC=CC=C1 CMESPBFFDMPSIY-UHFFFAOYSA-N 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
- 239000004626 polylactic acid Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Powder Metallurgy (AREA)
- Silicon Compounds (AREA)
Abstract
The invention relates to an impact-resistant metal composite plate and a preparation method thereof. The impact-resistant metal composite plate and the preparation method thereof have the advantages of strong impact resistance, low cost, good stability, difficult splitting, no pollution, small limitation, few manufacturing procedures and short time.
Description
Technical Field
The invention belongs to the technical field of composite metal plates, and relates to an impact-resistant metal composite plate and a preparation method thereof.
Background
The metal composite material is formed by utilizing a composite technology or realizing metallurgical bonding of a plurality of metals with different chemical and mechanical properties on an interface, and greatly improves the thermal expansibility, strength, fracture toughness, impact toughness, wear resistance, electrical property, magnetic property and other properties of a single metal material, so that the composite material has excellent mechanical properties, and is widely applied to various industrial fields of petroleum, chemical engineering, ships, metallurgy, mechanical manufacturing, electric power and the like. The multilayer structure made of the metal composite material has more firmness, but has the defects that a plurality of materials are used in the multilayer structure, the performance difference of the adjacent two layers is large due to the different materials, and the layers are easy to crack after the temperature suddenly changes for a plurality of times, so that the stability of the composite multilayer structure is influenced; some of the materials use one material, but the cost is high and the limitation is large. Therefore, there is a need to find a metal composite plate and a manufacturing method thereof, which have the advantages of good stability, easily controllable cost, difficult layer-to-layer separation and wide application range.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the problems of instability, easy cracking, high cost, pollution, large limitation and the like in the prior art are solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the impact-resistant metal composite plate is formed by mixing an impact-resistant metal composite material and silicon, and is sequentially divided into a basal layer, a middle layer and a surface layer from top to bottom, wherein the number of the middle layer is at least one, the thickness of the basal layer is 2-4mm, the total thickness of the middle layer is 5-10mm, the thickness of the surface layer is 3-5mm, and the weight percentage of the impact-resistant metal composite material on the basal layer to the silicon is 1-1.5: 1, the weight percentage of the impact-resistant metal composite material of the middle layer to silicon is 2-3: 1, the weight percentage of the impact-resistant metal composite material of the surface layer to silicon is 4-5: 1.
in a preferred embodiment of the present invention, the thickness of the substrate layer is 3mm, the thickness of the middle layer is 7mm, and the thickness of the surface layer is 4 mm.
As a preferred embodiment of the present invention, the weight percentage of the impact-resistant metal composite material and the silicon of the substrate layer is 1.2: 1, the weight percentage of the impact-resistant metal composite material of the middle layer to the silicon is 2.4: 1, the weight percentage of the impact-resistant metal composite material and the silicon of the surface layer is 4.2: 1.
the other technical scheme adopted by the invention for solving the technical problem is as follows: the preparation method of the impact-resistant metal composite plate comprises the following steps:
(1) placing the impact-resistant metal composite material into a ball milling tank for mechanical ball milling, placing the silicon material into another ball milling tank for mechanical ball milling, and respectively sieving by using sieves to prepare impact-resistant metal composite particles and silicon particles;
(2) weighing impact-resistant metal composite particles and silicon particles according to the weight percentage relationship between the impact-resistant metal composite material of the substrate layer and silicon, mixing, and performing vacuum sintering to obtain the substrate layer;
(3) weighing impact-resistant metal composite particles and silicon particles according to the weight percentage relationship between the impact-resistant metal composite material of the middle layer and silicon, mixing, and performing vacuum sintering to obtain the middle layer;
(4) weighing impact-resistant metal composite particles and silicon particles according to the weight percentage relationship between the impact-resistant metal composite material of the surface layer and silicon, mixing, and performing vacuum sintering to obtain the surface layer;
(5) pickling the upper and lower surfaces of the middle layer with sulfuric acid solution for 10-14 min;
(6) uniformly arranging emulsion explosives on the upper surface of the substrate layer, connecting the upper surface of the substrate layer with the lower surface of the acid-washed middle layer in an explosion welding mode, uniformly arranging the emulsion explosives on the lower surface of the surface layer, and connecting the upper surface of the acid-washed middle layer with the lower surface of the surface layer in an explosion welding mode to form a laminated structure;
(7) and carrying out hot extrusion on the laminated structure to obtain the impact-resistant metal composite plate.
As a preferred embodiment of the invention, in the step (1), the ball milling time of the impact-resistant metal composite material is 12-16h, the ball milling time of the silicon material is 4-5h, and the sieve is 100-200 meshes.
As a preferred embodiment of the present invention, in the step (2), the vacuum sintering temperature of the substrate layer is 400-.
As a preferred embodiment of the present invention, in the step (3), the vacuum sintering temperature of the middle layer is 500-550 ℃.
As a preferred embodiment of the present invention, in the step (4), the vacuum sintering temperature of the surface layer is 500-550 ℃.
In a preferred embodiment of the present invention, in the step (5), the sulfuric acid solution is a dilute sulfuric acid solution.
In step (7), the pressure of the hot extrusion is
150-160MPa and 500 ℃.
The invention has the beneficial effects that:
1. the impact-resistant metal composite material and silicon are mixed after ball milling to form a particle layer with the size particles mutually filled, and then the particle layer is subjected to vacuum sintering to form a base layer, a middle layer and a surface layer, so that the laminate is strong in impact resistance;
2. the components of the three laminates are the same, and in order to save the cost, the component proportion of the laminates is correspondingly adjusted, so that the cost can be saved, and on the other hand, the next lamination process is higher in lamination degree, and the phenomenon of splitting is not easy to occur in later use;
3. adopt dilute sulphuric acid solution pickling middle level for the upper and lower surface of middle level produces the rough surface, this kind of roughness is when observing the middle level surface, can not see totally, but when middle level and stratum basale and surface course laminate, can make laminating department be the effect of inlaying of minimumly, this kind inlays to establish the effect and makes the resistant impact metal composite board after the hot extrusion almost impossible to split, it still can each face after changing every layer composition the compressive force, the tensile force is similar, consequently, be applicable to many places, especially be fit for in the structure that needs multiaspect drawing or atress.
Detailed Description
The present invention will be further described with reference to specific examples, but the scope of the present invention is not limited to these examples.
Metal composite material
In order to bring the content of the invention into the future, firstly, the impact-resistant metal composite material is prepared, which comprises the following specific steps:
pouring 28 parts of iron powder, 8 parts of silicon carbide, 6 parts of aluminum oxide, 8 parts of magnesium powder and 4-10 parts of nickel powder into a mixing barrel according to the mass parts, and uniformly mixing to obtain a first mixture; uniformly mixing 42 parts of levorotatory polylactic acid, 2 parts of an amide hydrazine compound and 2 parts of 2, 2, 6, 6-tetraisopropyl diphenyl carbodiimide, and co-extruding the mixture into composite granules by a co-rotating parallel double-screw extruder at the temperature of 200 ℃; putting the composite particles and the first mixture into a ball mill for ball milling for 50min, and sieving the mixture by a sieve to prepare material particles; and (3) sintering the material particles at 1100 ℃ in vacuum to obtain the impact-resistant metal composite material.
Example 1
Putting the impact-resistant metal composite material into a ball milling tank for mechanical ball milling for 12h, putting the silicon material into another ball milling tank for mechanical ball milling for 4h, and respectively sieving by using a 100-mesh sieve to prepare impact-resistant metal composite particles and silicon particles; according to the weight percentage of the impact-resistant metal composite material of the substrate layer and the silicon being 1: 1, weighing impact-resistant metal composite particles and silicon particles, mixing, and sintering in vacuum at 400 ℃ to prepare a substrate layer with the thickness of 2 mm; according to the weight percentage of the impact-resistant metal composite material of the middle layer and the silicon being 2: 1, weighing impact-resistant metal composite particles and silicon particles, mixing, and sintering at 500 ℃ in vacuum to obtain a middle layer with the thickness of 5 mm; the weight percentage of the impact-resistant metal composite material and the silicon of the surface layer is 4: 1, weighing impact-resistant metal composite particles and silicon particles, mixing, and sintering in vacuum at 500 ℃ to obtain a surface layer with the thickness of 3 mm; pickling the upper and lower surfaces of the middle layer with dilute sulfuric acid solution for 10 min; uniformly arranging emulsion explosives on the upper surface of the substrate layer, connecting the upper surface of the substrate layer with the lower surface of the acid-washed middle layer in an explosion welding mode, uniformly arranging the emulsion explosives on the lower surface of the surface layer, and connecting the upper surface of the acid-washed middle layer with the lower surface of the surface layer in an explosion welding mode to form a laminated structure; and carrying out hot extrusion on the laminated structure under the conditions of 150MPa of pressure and 500 ℃ of temperature to obtain the impact-resistant metal composite plate.
Example 2
Putting the impact-resistant metal composite material into a ball milling tank for mechanical ball milling for 14h, putting the silicon material into another ball milling tank for mechanical ball milling for 4.5h, and respectively sieving by using a 150-mesh sieve to prepare impact-resistant metal composite particles and silicon particles; according to the weight percentage of the impact-resistant metal composite material of the substrate layer and the silicon being 1.2: 1, weighing impact-resistant metal composite particles and silicon particles, mixing, and sintering in vacuum at 450 ℃ to prepare a substrate layer with the thickness of 3 mm; according to the weight percentage of the impact-resistant metal composite material of the middle layer and the silicon being 2.4: 1, weighing impact-resistant metal composite particles and silicon particles, mixing, and sintering at 525 ℃ in vacuum to obtain a middle layer with the thickness of 7 mm; the weight percentage of the impact-resistant metal composite material and the silicon of the surface layer is 4.2: 1, weighing impact-resistant metal composite particles and silicon particles, mixing, and sintering in vacuum at 530 ℃ to obtain a surface layer with the thickness of 4 mm; pickling the upper and lower surfaces of the middle layer with dilute sulfuric acid solution for 12 min; uniformly arranging emulsion explosives on the upper surface of the substrate layer, connecting the upper surface of the substrate layer with the lower surface of the acid-washed middle layer in an explosion welding mode, uniformly arranging the emulsion explosives on the lower surface of the surface layer, and connecting the upper surface of the acid-washed middle layer with the lower surface of the surface layer in an explosion welding mode to form a laminated structure; and carrying out hot extrusion on the laminated structure under the conditions that the pressure is 155MPa and the temperature is 500 ℃ to obtain the impact-resistant metal composite plate.
Example 3
Putting the impact-resistant metal composite material into a ball milling tank for mechanical ball milling for 16h, putting the silicon material into another ball milling tank for mechanical ball milling for 5h, and respectively sieving by using a 200-mesh sieve to prepare impact-resistant metal composite particles and silicon particles; according to the weight percentage of the impact-resistant metal composite material of the substrate layer and the silicon being 1.5: 1, weighing impact-resistant metal composite particles and silicon particles, mixing, and sintering in vacuum at 500 ℃ to prepare a substrate layer with the thickness of 4 mm; according to the weight percentage of the impact-resistant metal composite material of the middle layer and the silicon being 3: 1, weighing impact-resistant metal composite particles and silicon particles, mixing, and sintering at 550 ℃ in vacuum to obtain a middle layer with the thickness of 10 mm; according to the weight percentage of the impact-resistant metal composite material and the silicon of the surface layer being 5: 1, weighing impact-resistant metal composite particles and silicon particles, mixing, and sintering at 550 ℃ in vacuum to prepare a surface layer with the thickness of 5 mm; pickling the upper and lower surfaces of the middle layer with dilute sulfuric acid solution for 14 min; uniformly arranging emulsion explosives on the upper surface of the substrate layer, connecting the upper surface of the substrate layer with the lower surface of the acid-washed middle layer in an explosion welding mode, uniformly arranging the emulsion explosives on the lower surface of the surface layer, and connecting the upper surface of the acid-washed middle layer with the lower surface of the surface layer in an explosion welding mode to form a laminated structure; and carrying out hot extrusion on the laminated structure under the conditions of 160MPa of pressure and 500 ℃ of temperature to obtain the impact-resistant metal composite plate.
The comparison between the composite board prepared by the three embodiments and the pure metal composite material and the metal composite board on the market is shown in the following table 1:
as can be seen from Table 1, the tensile strength, the compressive strength and the heat deformation resistance of the impact-resistant compression plate are almost the same as those of a pure metal composite material, but the profit of an enterprise is far higher than that of the pure metal composite material; the tensile strength, the compressive strength and the heat deformation resistance of the impact-resistant compression plate are far better than those of metal composite plates on the market, and the profit of enterprises is about the same as that of the metal composite plates on the market.
The compression resistance of the impact compression plates manufactured in examples 1 to 3, in which the general compression resistance surface is the side surface or the surface layer during the use, can be compared with the compression resistance of the side surface or the surface layer of the impact compression plates manufactured in examples 1 to 3, and the like, as shown in the following table 2:
as can be seen from table 2, the tensile strength, compressive strength, and heat distortion resistance of the side surface of the impact resistant compression plate according to the present invention are almost the same as those of the surface layer.
In conclusion, the impact-resistant metal composite plate and the preparation method thereof have the advantages of strong impact resistance, low cost, good stability, difficulty in splitting, no pollution, small limitation, few manufacturing processes and short time.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides an impact-resistant metal composite board, its characterized in that, impact-resistant metal composite board is impact-resistant metal composite material and mixes with silicon and constitutes, from down upwards divide into stratum basale, middle level and superficial layer in proper order, the medial number of piles is the one deck at least, the thickness of stratum basale is 2-4mm, medial gross thickness is 5-10mm, the thickness of superficial layer is 3-5mm, the weight percent of impact-resistant metal composite material and the silicon of stratum basale is 1.2: 1, the weight percentage of the impact-resistant metal composite material of the middle layer to the silicon is 2.4: 1, the weight percentage of the impact-resistant metal composite material and the silicon of the surface layer is 4.2: 1;
the preparation method of the impact-resistant metal composite plate comprises the following steps:
(1) placing the impact-resistant metal composite material into a ball milling tank for mechanical ball milling, placing the silicon material into another ball milling tank for mechanical ball milling, and respectively sieving by using sieves to prepare impact-resistant metal composite particles and silicon particles;
(2) weighing impact-resistant metal composite particles and silicon particles according to the weight percentage relationship between the impact-resistant metal composite material of the substrate layer and silicon, mixing, and performing vacuum sintering to obtain the substrate layer;
(3) weighing impact-resistant metal composite particles and silicon particles according to the weight percentage relationship between the impact-resistant metal composite material of the middle layer and silicon, mixing, and performing vacuum sintering to obtain the middle layer;
(4) weighing impact-resistant metal composite particles and silicon particles according to the weight percentage relationship between the impact-resistant metal composite material of the surface layer and silicon, mixing, and performing vacuum sintering to obtain the surface layer;
(5) pickling the upper and lower surfaces of the middle layer with sulfuric acid solution for 10-14 min;
(6) uniformly arranging emulsion explosives on the upper surface of the substrate layer, connecting the upper surface of the substrate layer with the lower surface of the acid-washed middle layer in an explosion welding mode, uniformly arranging the emulsion explosives on the lower surface of the surface layer, and connecting the upper surface of the acid-washed middle layer with the lower surface of the surface layer in an explosion welding mode to form a laminated structure;
(7) and carrying out hot extrusion on the laminated structure to obtain the impact-resistant metal composite plate.
2. The impact resistant metal composite panel of claim 1, wherein: the thickness of the basal layer is 3mm, the total thickness of the middle layer is 7mm, and the thickness of the surface layer is 4 mm.
3. The impact-resistant metal composite plate according to claim 1, wherein in the step (1), the ball milling time of the impact-resistant metal composite material is 12-16h, the ball milling time of the silicon material is 4-5h, and the sieve is 100-200 meshes.
4. The impact-resistant metal composite plate according to claim 1, wherein in step (2), the vacuum sintering temperature of the substrate layer is 400-500 ℃.
5. The impact-resistant metal composite plate of claim 1, wherein in step (3), the vacuum sintering temperature of the middle layer is 500-550 ℃.
6. The impact-resistant metal composite plate of claim 1, wherein in step (4), the vacuum sintering temperature of the surface layer is 500-550 ℃.
7. The impact-resistant metal composite plate according to claim 1, wherein in step (5), the sulfuric acid solution is a dilute sulfuric acid solution.
8. The impact-resistant metal composite plate according to claim 1, wherein in the step (7), the pressure of the hot extrusion is 150-160MPa, and the temperature is 500 ℃.
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2017
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| Title |
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| 现代爆破理论与技术;刘天生 王凤英 张晋红;《现代爆破理论与技术》;20151130;第262-270页 * |
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