CN114346241A - Device and method for preparing composite wire or bar by deformation-driven extrusion - Google Patents
Device and method for preparing composite wire or bar by deformation-driven extrusion Download PDFInfo
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- CN114346241A CN114346241A CN202210031572.0A CN202210031572A CN114346241A CN 114346241 A CN114346241 A CN 114346241A CN 202210031572 A CN202210031572 A CN 202210031572A CN 114346241 A CN114346241 A CN 114346241A
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- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/003—Apparatus, e.g. furnaces
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- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
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- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
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- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/12—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of wires
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/04—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of carbon-silicon compounds, carbon or silicon
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/0036—Details
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
- C22C2026/002—Carbon nanotubes
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- Extrusion Of Metal (AREA)
Abstract
The invention relates to the technical field of preparation of composite wires or rods, in particular to a device and a method for preparing composite wires or rods by deformation-driven extrusion. The device comprises a material storage die, an upper die and an extrusion die, wherein the material storage die is arranged on the upper die, the extrusion die is inserted into the material storage die, and the extrusion die can rotate relative to the material storage die. The method comprises the following steps: fastening the material storage die and the upper die by using bolts, and connecting the upper die and the lower die by using bolts and fixing the upper die and the lower die on a workbench; placing copper powder of the mixed carbon material in a material storage mold, and placing a copper sheet with the same inner diameter as the material storage mold on the upper part of the material in the material storage mold; according to the invention, a three-dimensional cross-linked structure is formed in the matrix by various carbon materials, so that the conductivity of the composite material is enhanced, the extrusion die endows the material with a plastic deformation effect, an oxide film generated on the surface of the material is broken and distributed in the matrix to form a strengthening phase, and the strength of the metal material is improved.
Description
Technical Field
The invention relates to the technical field of preparation of composite wires or rods, in particular to a device and a method for preparing composite wires or rods by deformation-driven extrusion.
Background
The metal wire and the metal bar have excellent mechanical property, heat conduction and electric conductivity and manufacturability, are widely applied to the rapid development of modern industry and electronic technology, and put forward higher requirements on the performance of the metal wire and the metal bar, so that the metal wire and the metal bar not only have good electric conduction and heat conduction performance, but also have higher mechanical property. Under the conventional state, the improvement of the conductivity and the mechanical property of the material have certain conflict, and the realization of both is difficult. How to realize the comprehensive improvement of multiple performances has become the focus of current research. Taking copper alloy as an example, the ideal indexes are that the tensile strength is more than 600MPa, the conductivity is higher than 80% IACS, and the high-strength and high-conductivity copper alloy has wide application prospects in high and new technical fields of electronic information industry, national defense and military industry, high-speed rail, automobiles, metallurgy, electric vacuum devices, electrical engineering and the like.
The carbon material has the characteristics of excellent mechanical property, higher electrical conductivity and thermal conductivity, low thermal expansion coefficient, strong acid and alkali resistance, high temperature oxidation resistance and the like. At present, the preparation of carbon materials such as carbon nanotubes and graphene is gradually perfected, the carbon materials are considered to be an ideal reinforcing phase for preparing high-performance composite materials, and the carbon materials are added into a metal material matrix, so that the strength, hardness, wear resistance, thermal stability and the like of the materials can be effectively improved, but the reduction of electrical performance caused by compounding is not negligible.
The deformation driving extrusion technology has the advantages that the material is endowed with large plastic deformation and heat effect, the carbon material can be uniformly distributed in the metal material matrix in the preparation process of the composite material, the crystal grains of the metal material can be obviously refined under the deformation driving effect, and the strength of the material can be greatly improved. In addition, a plurality of mixed carbon materials can generate a spatial three-dimensional interconnection structure under the stirring action, and the conductive capacity of the material is greatly improved. The carbon material formed under the extrusion action has certain orientation in the extension direction, so that the conductivity of the material is further improved. Therefore, the deformation-driven extrusion molding can effectively prepare the composite material integrating multiple excellent properties of the material.
Disclosure of Invention
In the prior art, carbon materials are uniformly distributed in a metal material matrix, the metal material has common strength and common conductivity, and in order to overcome the defects of common strength and common conductivity of the metal material in the prior art, the invention provides a device and a method for preparing a composite wire or bar material by deformation-driven extrusion.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a device of compound silk material of deformation drive extrusion preparation or rod, includes stock mould, last mould and extrusion die, the stock mould sets up on last mould, and extrusion die inserts the stock mould, and extrusion die can be rotatory relative to the stock mould.
A method for preparing a composite wire or rod material by deformation-driven extrusion comprises the following steps:
the method comprises the following steps: fastening the material storage die and the upper die by using bolts, and connecting the upper die and the lower die by using bolts and fixing the upper die and the lower die on a workbench; placing metal powder of the mixed carbon material in a storage mold, and placing a metal sheet with the same inner diameter as that of the storage mold and the same base material on the upper part of the material in the storage mold;
step two: adjusting the tool to enable the outer diameter of the extrusion die to be coaxial with the inner diameter of the material storage die, and rotating the extrusion die to roll down at the rotating speed of 100-5000 rpm; the rolling speed is 2-500 mm/min; the depth of the stabbing is lower than the height of the filling material; the processing working state of the circulating water cooling system is always kept in the forming process;
step three: after the extrusion die reaches a preset position, withdrawing at the speed of 2-500 mm/min, and withdrawing the material storage die; stopping the rotation of the extrusion die, unloading the extrusion die, and taking out the formed part;
step four: and after the mold is cooled, taking down the material storage mold.
The device and the method for preparing the composite wire or rod by deformation-driven extrusion have the beneficial effects that:
the problems of general strength and general conductivity of metal materials are solved, the improvement of mechanical property and conductivity of the materials is comprehensively considered, the service capacity of the materials is improved, and meanwhile, the device for preparing the composite wire or rod material by deformation driving extrusion is invented, so that the preparation stability of the materials is improved;
the extrusion die has a water cooling function, constant-temperature forming can be realized by controlling the temperature of circulating water in the forming process, and secondary growth of material grains caused by temperature accumulation in the forming process is prevented from influencing the mechanical property and the conductivity of a formed material;
under the stirring and friction action of the extrusion die, a plurality of carbon materials form a three-dimensional cross-linking structure in the matrix, so that a quick channel is provided for the transmission of electrons, and the conductivity of the composite material is enhanced;
in the powder extrusion forming, the material needs to be preformed, the process is relatively complex, the preformed part of the material is increased by adopting a mode of presetting a cover plate, and the forming process is simplified;
the material storage die can be used as an independent unit, and the periphery of the material storage die can be replaced after being worn;
the powder, particles or solid materials can be directly formed into wires or bars, so that the defect problem caused by melting in the conventional forming process is avoided;
the extrusion die endows the material with large plastic deformation, and the severe plastic deformation can break an oxide film generated on the surface of the material and distribute the oxide film in the matrix to form a strengthening phase.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural diagram of an apparatus for preparing composite wire or rod material by deformation-driven extrusion;
FIG. 2 is an exploded view of an apparatus for deformation-driven extrusion of composite wire or rod materials;
FIG. 3 is a schematic view of an extrusion die;
fig. 4 is a schematic sectional structure view of the extrusion die.
In the figure: a material storage mold 1; a pin hole 11; positioning the milling plane 12;
an upper die 2; a water passage hole 21; a built-in water flow passage 22; the first bolt hole 23; a second bolt hole 24; a cavity 25; a third bolt hole 26;
a lower mold 3; a fourth bolt hole 31; a fifth bolt hole 32; a seal groove 33;
an extrusion die 4; a discharge hole 43; a shaped aperture 44; forming end face 45.
Detailed Description
Please refer to fig. 1-4:
the utility model provides a device of compound silk material of deformation drive extrusion preparation or rod, includes stock mould 1, goes up mould 2 and extrusion die 4, stock mould 1 sets up on last mould 2, and extrusion die 4 inserts stock mould 1, and extrusion die 4 can be relative stock mould 1 rotatory.
The stock mold 1 is placed inside the upper mold for storing the raw material. After the prepared raw materials are placed inside the material storage die 1, the extrusion die 4 rotates relative to the material storage die 1, and under the stirring and friction action of the extrusion die 4, the multiple carbon materials form a three-dimensional cross-linking structure inside the matrix, so that a rapid channel is provided for the transmission of electrons, and the conductivity of the composite material is enhanced. The material is given plastic deformation action through the extrusion die 4, and the oxide film generated on the surface of the material can be broken through the violent plastic deformation action and is distributed in the matrix to form a strengthening phase.
The device for preparing the composite wire or bar by deformation driving extrusion further comprises a lower die 3 and a sealing groove 33, wherein the lower die 3 is arranged on the lower side of the upper die 2, and the sealing groove 33 is formed between the upper die 2 and the lower die 3.
Cooling water can be introduced into the sealing groove 33, so that constant-temperature forming can be realized by controlling the temperature of circulating water in the forming process, and secondary growth of material grains caused by temperature accumulation in the forming process is prevented from influencing the mechanical property and the conductivity of a forming material; a sealing ring is arranged around a sealing groove 33 between the upper die 2 and the lower die 3, so that the leakage of cooling water and the mixing of raw materials in the forming process are prevented, and the influence on the material forming is avoided.
The device for preparing the composite wire or rod material by deformation driving extrusion further comprises a water through hole 21 and a built-in water flow channel 22, the upper die 2 is provided with the water flow channel 22 along the circumferential direction, the water flow channel 22 is communicated with a sealing groove 33, the upper die 2 is provided with a plurality of water through holes 21, and the plurality of water through holes 21 are all communicated with the water flow channel 22.
The plurality of water through holes 21 are divided into water inlet holes and water outlet holes, wherein the lower position holes are water inlets, and the higher position holes are water outlets, so that the water cooling effect can be effectively increased. The cooling water may enter the seal groove 33 from the water passage hole 21 and the built-in water flow passage 22, or the cooling water may enter the built-in water flow passage 22 from the seal groove 33 and be discharged from the water passage hole 21, implementing a water cooling cycle function.
The device for preparing the composite wire or bar material by deformation driving extrusion further comprises a second bolt hole 24 and a fourth bolt hole 31, wherein four second bolt holes 24 are formed in the periphery of a sealing groove 33 in the upper die 2, four fourth bolt holes 31 are formed in the periphery of the sealing groove 33 in the lower die 3, and bolts can be inserted into the corresponding second bolt holes 24 and the corresponding fourth bolt holes 31 to connect the upper die 2 and the lower die 3.
The second bolt hole 24 and the fourth bolt hole 31 are used for inserting bolts, so as to fasten the upper die 2 and the lower die 3 together, and to compress the upper die 2 and the lower die 3, thereby preventing the cooling water leakage at the sealing groove 33.
The device for preparing the composite wire or bar material by deformation driving extrusion further comprises a first bolt hole 23 and a fifth bolt hole 32, wherein four first bolt holes 23 are formed in the edge position of the upper die 2, four fifth bolt holes 32 are formed in the edge position of the lower die 3, and bolts can be inserted into the corresponding first bolt holes 23 and the corresponding fifth bolt holes 32 to be connected between the upper die 2 and the lower die 3.
The first bolt holes 23 and the fifth bolt holes 32 are used for inserting bolts to fasten the outer edge positions of the upper mold 2 and the lower mold 3 together, and the entire mold can be fixed on the table by the bolts inserted into the first bolt holes 23 and the fifth bolt holes 32.
The device for preparing the composite wire or bar by deformation-driven extrusion further comprises a positioning milling plane 12 and a cavity 25, wherein the cavity 25 is arranged on the upper side of the upper die 2, a third bolt hole 26 is formed in the bottom of the cavity 25, the positioning milling plane 12 is arranged on the stock die 1, a plane portion matched with the positioning milling plane 12 is arranged on the cavity 25, and the stock die 1 is inserted into the cavity 25.
In the forming process, the extrusion die 4 rotates, in order to ensure that the stock die 1 does not rotate, the stock die 1 is provided with a positioning milling plane 12, and the cavity 25 is provided with a plane part matched with the positioning milling plane 12. The cavity 25 of the upper die 2 is used for installing the stock die 1, so that the stock die 1 can be conveniently detached from and replaced on the upper die 2.
The device for preparing the composite wire or bar material by deformation driving extrusion further comprises a pin hole 11 and a third bolt hole 26, the bottom of the cavity 25 is provided with the third bolt hole 26, the material storage die 1 is provided with the pin hole 11, and the diameter of the pin hole 11 is larger than that of the third bolt hole 26.
The diameter of the pin hole 11 on the material storage die 1 can enable a bolt to penetrate through and be matched with the threaded hole 26 on the upper die 2, so that the material storage die 1 and the upper die 2 are fastened, and the bolt matched with the pin hole 11 on the material storage die 1 is adopted, so that the material storage die 1 can be conveniently taken out.
The device for preparing the composite wire or rod material by deformation-driven extrusion further comprises a discharge hole 43, a forming hole 44 and a forming end face 45, wherein the extrusion die 4 is formed by splicing a plurality of components in an array manner along the circumferential direction by taking an axis as a reference, the upper part and the lower part have different characteristics, the upper part is a clamping end, the lower part is a revolving body forming end, the clamping end and the revolving body forming end are formed between the clamping end and the revolving body forming end, the discharge hole 43 and the forming hole 44 are formed in the center of the extrusion die 4, the diameter of the forming hole 44 is smaller than that of the discharge hole 43, the forming end face 45 is arranged at the bottom of the extrusion die 4, the forming end face 45 is positioned at the lower end of the forming hole 44, and the forming hole 44 is positioned at the lower end of the discharge hole 43. The depth of the forming hole 44 is determined by a forming process, the ratio of the aperture to the depth is 0.5-3, and the outer diameter of the forming end of the revolving body of the extrusion die 4 is 3-40 times of the diameter of the forming hole 44. The exposed core on the extrusion die 4 is used for being connected with the frock for the frock can drive the solid of revolution shaping end on the extrusion die 4 and use the axis of self as the interior raw and other materials internal rotation of axle in stock die 1, through 45 rotatory raw and other materials in the extrusion stock die 1 in limit of shaping terminal surface, under extrusion die's stirring and frictional action, multiple carbon material forms three-dimensional cross-linked structure in the base member is inside, for passing to of electron provides quick passageway, reinforcing combined material's electric conductive property.
The forming end face 45 is a plane, an inner concave face or a mixed mode with the inner part of an edge plane being concave, and a spiral line and a concentric ring structure are arranged on the forming end face 45; the extrusion die 4 can be multi-part. The extrusion part of the molded material is prevented from being blocked, so that the die is prevented from being scrapped. The forming end face 45 is a mixed mode of planes, concave surfaces or concave inner parts of edge planes, and spiral lines and concentric ring structures arranged on the forming end face 45 can effectively increase the flowing capacity of materials. The extrusion die 4 can be formed by combining multiple parts, and can prevent the extrusion parts from being blocked by the formed materials, so that the die is scrapped.
A method for preparing a composite wire or rod material by deformation-driven extrusion comprises the following steps:
the method comprises the following steps: fastening the material storage mold 1 and the upper mold 2 by using bolts, and connecting the upper mold 2 and the lower mold 3 by using bolts and fixing the upper mold and the lower mold on a workbench; placing metal powder of a mixed carbon material in a storage mold 1, and placing a metal sheet with the same inner diameter as that of the storage mold 1 and the same base material on the upper part of the material in the storage mold 1;
after the die is fixed according to the assembly method, placing prepared raw materials into a forming die, wherein the raw materials of the mixed carbon material can be blocks, particles, powder and a mixture of the particles and the powder, and placing a sheet with the thickness of 0.05-2 mm and the same as that of the base material matrix at the upper end of the raw materials; starting a cooling water system to realize the water cooling process; the carbon material may be a single material or a mixture of a plurality of materials. After the raw material is placed in the stock mold 1, a cover plate which is the same as the base material matrix is added on the upper surface; the powder extrusion forming mode is adopted, materials need to be preformed, the process is complex, however, the preformed part of the materials is increased by adopting the mode of presetting the cover plate, and the forming process is simplified.
Step two: adjusting the tool to enable the outer diameter of the extrusion die 4 to be coaxial with the inner diameter of the storage die 1, and driving the extrusion die 4 to rotate at the rotating speed of 300-5000 rpm; the rolling speed of the extrusion die is 2-500 mm/min; the depth of the stabbing is lower than the height of the filling material; the processing working state of the circulating water cooling system is always kept in the forming process;
step three: after the extrusion die 4 reaches a preset position, withdrawing at the speed of 2-500 mm/min, and withdrawing the material storage die 1; stopping the rotation of the extrusion die 4, unloading the extrusion die 4 and taking out the formed part;
step four: and after the mold is cooled, taking down the material storage mold 1.
Claims (9)
1. The utility model provides a device of compound silk material of deformation drive extrusion preparation or rod, includes stock mould (1), goes up mould (2), limbers (21), built-in rivers way (22), bed die (3), seal groove (33) and extrusion die (4), its characterized in that: the material storage die (1) is arranged on the upper die (2), the extrusion die (4) is inserted into the material storage die (1), the extrusion die (4) can rotate relative to the material storage die (1), under the stirring and friction action of the extrusion die (4), a plurality of carbon materials in raw materials in the material storage die (1) form a three-dimensional cross-linking structure in a matrix, and the raw materials in the material storage die (1) are subjected to plastic deformation action when the extrusion die (4) rotates; the lower die (3) is arranged on the lower side of the upper die (2), and a sealing groove (33) is formed between the upper die (2) and the lower die (3); a water flow channel (22) is formed in the upper die (2) along the circumferential direction, the water flow channel (22) is communicated with the sealing groove (33), a plurality of water through holes (21) are formed in the upper die (2), and the water through holes (21) are communicated with the water flow channel (22);
the method for preparing the composite wire or rod by using the device for deformation-driven extrusion comprises the following steps:
the method comprises the following steps: fastening the material storage die (1) and the upper die (2) by using bolts, and connecting the upper die (2) and the lower die (3) by using bolts and fixing the upper die and the lower die on a workbench; placing metal powder of a mixed carbon material in a storage die (1), and placing a metal sheet with the same inner diameter as that of the storage die (1) and the same base material on the upper part of the material in the storage die (1);
step two: adjusting the tool to enable the outer diameter of the extrusion die (4) to be coaxial with the inner diameter of the material storage die (1), and rotating the extrusion die (4) to roll downwards at the rotating speed of 300-5000 rpm; the rolling speed is 2-500 mm/min; the depth of the stabbing is lower than the height of the filling material; the processing working state of the circulating water cooling system is always kept in the forming process;
step three: after the extrusion die (4) reaches a preset position, withdrawing at the speed of 2-500 mm/min, and withdrawing the material storage die (1); stopping the rotation of the extrusion die (4), unloading the extrusion die (4), and taking out the formed part;
step four: and after the mold is cooled, taking down the material storage mold (1).
2. The device for preparing the composite wire or rod material by the deformation-driven extrusion according to claim 1, wherein: the die is characterized by further comprising second bolt holes (24) and fourth bolt holes (31), four second bolt holes (24) are formed in the periphery of the upper sealing groove (33) of the upper die (2), four fourth bolt holes (31) are formed in the periphery of the upper sealing groove (33) of the lower die (3), and bolts can be inserted into the corresponding second bolt holes (24) and the corresponding fourth bolt holes (31) to connect the upper die (2) and the lower die (3).
3. The device for preparing the composite wire or rod material by the deformation-driven extrusion according to claim 1, wherein: the die is characterized by further comprising first bolt holes (23) and fifth bolt holes (32), four first bolt holes (23) are formed in the edge position of the upper die (2), four fifth bolt holes (32) are formed in the edge position of the lower die (3), and bolts can be inserted into the corresponding first bolt holes (23) and the corresponding fifth bolt holes (32) to connect the upper die (2) and the lower die (3).
4. The device for preparing the composite wire or rod material by the deformation-driven extrusion according to claim 1, wherein: the material storage die is characterized by further comprising a positioning milling plane (12) and a cavity (25), the cavity (25) is arranged on the upper side of the upper die (2), a third bolt hole (26) is formed in the bottom of the cavity (25), the positioning milling plane (12) is arranged on the material storage die (1), a plane portion matched with the positioning milling plane (12) is arranged on the cavity (25), and the material storage die (1) is inserted into the cavity (25).
5. The device for preparing the composite wire or rod material by the deformation-driven extrusion according to claim 4, wherein: the material storage mold is characterized by further comprising a pin hole (11) and a third bolt hole (26), the third bolt hole (26) is formed in the bottom of the cavity (25), the pin hole (11) is formed in the material storage mold (1), and the diameter of the pin hole (11) is larger than that of the third bolt hole (26).
6. The device for preparing the composite wire or rod material by the deformation-driven extrusion according to claim 5, wherein: the extrusion die is characterized by further comprising a discharge hole (43), a forming hole (44) and a forming end face (45), the extrusion die (4) is formed by splicing a plurality of components in an array mode along the circumferential direction by taking an axis as a reference, the upper portion and the lower portion have different characteristics, the upper portion is a clamping end, the lower portion is a revolving body forming end, the clamping end and the revolving body forming end are formed in a gap mode, the discharge hole (43) and the forming hole (44) are formed in the center of the extrusion die (4), the diameter of the forming hole (44) is smaller than that of the discharge hole (43), the forming end face (45) is arranged at the bottom of the extrusion die (4), the forming end face (45) is located at the lower end of the forming hole (44), and the forming hole (44) is located at the lower end of the discharge hole (43).
7. The device for preparing the composite wire or rod material by the deformation-driven extrusion according to claim 6, wherein: the forming end face (45) is a plane, an inner concave face or a mixed mode with the inner part of an edge plane being concave.
8. The device for preparing the composite wire or rod material by the deformation-driven extrusion according to claim 6, wherein: the forming end face (45) is provided with a spiral line and a concentric ring structure.
9. The device for preparing the composite wire or rod material by the deformation-driven extrusion according to claim 6, wherein: the extrusion die (4) is formed by combining multiple parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210031572.0A CN114346241B (en) | 2022-01-12 | 2022-01-12 | Device and method for preparing composite wire or bar by deformation driving extrusion |
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| CN202210031572.0A CN114346241B (en) | 2022-01-12 | 2022-01-12 | Device and method for preparing composite wire or bar by deformation driving extrusion |
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| CN114346241A true CN114346241A (en) | 2022-04-15 |
| CN114346241B CN114346241B (en) | 2023-10-20 |
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| US5475999A (en) * | 1993-11-12 | 1995-12-19 | The Japan Steel Works, Ltd. | Die-lateral extruding method and apparatus |
| CN108893647A (en) * | 2018-07-18 | 2018-11-27 | 上海电机学院 | A kind of Cu-base composites that high strength anti-corrosion is wear-resisting |
| CN110193658A (en) * | 2019-06-24 | 2019-09-03 | 哈尔滨工业大学 | A kind of friction head and friction increasing material manufacturing method of the feeding of component adjustable synchronous |
| CN111151760A (en) * | 2020-01-20 | 2020-05-15 | 哈尔滨工业大学 | Deformation-driven solid-phase extrusion device and method for preparing alloy bar by using device through one-step method |
| CN111168059A (en) * | 2020-01-20 | 2020-05-19 | 哈尔滨工业大学 | Deformation-driven solid-phase metallurgy device and method for preparing metal-matrix composite material by using same |
| CN113025840A (en) * | 2021-02-26 | 2021-06-25 | 南昌航空大学 | Carbon material-aluminum matrix composite material with good interface bonding and preparation method thereof |
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