CN109265170A - A kind of manufacturing method of heat resistant and wear resistant mold - Google Patents
A kind of manufacturing method of heat resistant and wear resistant mold Download PDFInfo
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- CN109265170A CN109265170A CN201811135902.0A CN201811135902A CN109265170A CN 109265170 A CN109265170 A CN 109265170A CN 201811135902 A CN201811135902 A CN 201811135902A CN 109265170 A CN109265170 A CN 109265170A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
- C04B35/524—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite obtained from polymer precursors, e.g. glass-like carbon material
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
- C04B2235/3826—Silicon carbides
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
- C04B2235/425—Graphite
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- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
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- Inorganic Chemistry (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Present invention relates particularly to a kind of manufacturing methods of heat resistant and wear resistant mold, and the material for manufacturing the mold includes 4-6 parts of silicon carbide, 5-8 parts of graphite, 3-5 parts of nano zirconium dioxide, 2-3 parts of curing agent, 3-5 parts of surfactant, 4-6 parts of silica, 40-50 parts of modified polyurethane resin, 3-5 parts of plasticizer, 4-6 parts of montmorillonite, 0.2-0.5 parts of calcium oxide, 1-2 parts of magnesium chloride, 20-50 parts of water；Using the method for above-mentioned mold materials manufacture mold the following steps are included: comminution of material, molded blank, vehicle base, high temperature sintering, polishing, metalwork is mounted in molding die, anti-frac treatment.The manufacturing method of mold provided by the invention, simple process, economize on resources, manufacturing cost is cheap, wear-resistant anticorrosive, high temperature resistant, service life are long, effectively reduce mold by abnormal fracturing.
Description
Technical field
A kind of technical field of mechanical processing of the present invention, and in particular to manufacturing method of heat resistant and wear resistant mold.
Background technique
Mold, in industrial production to be molded, be blow molded, squeeze out, die casting or the methods of forging and forming, smelting, punching press obtain
The various moulds and tool of required product.In brief, mold is the tool for formed article, and this tool is by various parts
It constitutes, different molds is made of different parts.It mainly realizes article by the change of physical state of the formed material
The processing of shape.There are many mold type, can be divided into according to processing object and processing technology: 1. processing the mold of metal.2. processing
Nonmetallic and powder metallurgy mold.Including the modern designs of plastics (such as injection mold, compression mould and extrusion molding mould), rubber pattern and powder metallurgy
Mould etc..
Traditional mold materials are mostly metal alloy compositions, but alloy mold is easy to be formed product or part institute is rotten
Erosion, and then make the reduced service life of the alloy mold, often after the alloy mold forms thousands of products or part
It needs to repair to touch, or even scraps.And the production cycle of alloy mold is long, when needing high-volume shaped article or part, institute
It states alloy mold needs often to repair a die or re-mold, causing to produce the product or part, the production cost increases, is unfavorable for
Improve the market competitiveness of product or part.Using mold made from nonmetallic materials, curing time is long, performance, dimensionally stable
Property it is bad, intensity is inadequate, cannot realize molding, cutting edge and aperture function simultaneously, needs the manufacturing procedures such as subsequent cutting edge aperture, process
It is complicated, production efficiency is low, and the phenomenon that be easy to appear abnormal fracturing.
Summary of the invention
The purpose of the present invention is overcoming the defect of the above-mentioned prior art, a kind of manufacturing method of high-performance mold, work are provided
Skill is simple, economize on resources, manufacturing cost is cheap, wear-resistant anticorrosive, and high temperature resistant, service life are long, effectively prevent mold quilt occur
The phenomenon that abnormal fracturing.
In order to achieve the above objectives, the technical solution of the present invention is as follows:
The manufacturing method of heat resistant and wear resistant mold of the invention, comprising the following steps:
A, prepare the raw material of following parts by weight: 4-6 parts of silicon carbide, 5-8 parts of graphite, 3-5 parts of nano zirconium dioxide, curing agent 2-3
Part, 3-5 parts of surfactant, 4-6 parts of silica, 40-50 parts of modified polyurethane resin, 3-5 parts of plasticizer, montmorillonite 4-6
Part, 0.2-0.5 parts of calcium oxide, 1-2 parts of magnesium chloride crush, and are uniformly mixed, and 20-50 parts of water are added, stir evenly；
B, above-mentioned material is shaped to the blank of regular shape, and pre-burning is carried out at 800-900 DEG C to blank；According to required
The definite size for the mold to be manufactured carries out vehicle base to the blank that pre-burning is completed, and the size of the primary mold after making vehicle base is compared with needs
The size of the mold of manufacture is big；
C, the primary mold after vehicle base in step B is subjected to high temperature sintering at 1700 DEG C or more；According to the mold of required manufacture
Definite size, to it is described sintering complete mold polish；Check the size and required manufacture of the mold that polishing is completed
Mold between size whether coincide, if coincide, the manufacture of the mold is completed；
D, manufactured metalwork is mounted on molding die by the position that cutting edge and aperture are needed in mold, and by metal
Pedestal is framed to be fixed on metalwork；Mold addition bottom of chamber portion is become into fillet from right angle by way of increasing insert；
E, it is uniformly coated with one layer of release wax in the overall surface of mold, powder will be reinforced and resin glue is coated in release wax after evenly mixing
The surface of layer solidifies 2-3 hours；By stainless steel wire penetrate into metab it is framed in so that stainless steel wire is in framed interior formation
Then space network is poured framed void with concrete, forms after solidification；
F, die surface is pre-processed: removes moisture, greasy dirt, the dust and dirt, dirt of matrix surface using the method manually to derust
Contaminate object, iron rust and oxide skin.
Further, the plasticizer is aliphatic dibasic acid rouge.
Further, the curing agent is isocyanates.
Further, the surfactant is selected from ethylenediamine, diethylenetriamine, dodecyl benzene sulfonic acid ammonia or its group
It closes.
Further, the partial size of the silicon carbide is 600-800 mesh.
Further, the partial size of the graphite is 600-800 mesh.
Further, the partial size of the nano zirconium dioxide is 600-800 mesh.
Further, the insert material is Cr12MoV.
The invention has the benefit that
The manufacturing method of this high-performance mold provided by the invention, simple process, economize on resources, manufacturing cost is cheap, wear-resisting
Damage anticorrosive, high temperature resistant, service life are long, effectively reduce mold by abnormal fracturing.Realize molding, cutting edge and aperture function, nothing
Need the manufacturing procedures such as subsequent cutting edge aperture, process is simple, high production efficiency.
Specific embodiment
The present invention is described further with reference to embodiments.
Embodiment 1
The manufacturing method method of heat resistant and wear resistant mold of the invention, comprising the following steps:
A, prepare following raw material: 4 kg of silicon carbide, 5 kg of graphite, nano zirconium dioxide 3kg, 2 kg of curing agent, surfactant 3
Kg, 4 kg of silica, 40 kg of modified polyurethane resin, 3 kg of plasticizer, 4 kg of montmorillonite, 0.2 kg of calcium oxide, magnesium chloride
1kg is crushed, and is uniformly mixed, and 20 kg water are added, stir evenly；
B, above-mentioned material is shaped to the blank of regular shape, and pre-burning is carried out at 800 DEG C to blank；According to required system
The definite size for the mold made carries out vehicle base to the blank that pre-burning is completed, and the size of the primary mold after making vehicle base relatively needs to manufacture
Mold size it is big；
C, the primary mold after vehicle base in step B is subjected to high temperature sintering at 1700 DEG C or more；According to the mold of required manufacture
Definite size, to it is described sintering complete mold polish；Check the size and required manufacture of the mold that polishing is completed
Mold between size coincide, the manufacture of the mold is completed；
D, manufactured metalwork is mounted on molding die by the position that cutting edge and aperture are needed in mold, and by metal
Pedestal is framed to be fixed on metalwork；Mold addition bottom of chamber portion is become into fillet from right angle by way of increasing insert；
E, it is uniformly coated with one layer of release wax in the overall surface of mold, powder will be reinforced and resin glue is coated in release wax after evenly mixing
The surface of layer solidifies 2-3 hours；By stainless steel wire penetrate into metab it is framed in so that stainless steel wire is in framed interior formation
Then space network is poured framed void with concrete, forms after solidification；
F, die surface is pre-processed: removes moisture, greasy dirt, the dust and dirt, dirt of matrix surface using the method manually to derust
Contaminate object, iron rust and oxide skin.
The plasticizer is aliphatic dibasic acid rouge.
The curing agent is isocyanates.
The surfactant is selected from ethylenediamine.
The partial size of the silicon carbide is 600 mesh.
The partial size of the graphite is 600 mesh.
The partial size of the nano zirconium dioxide is 600 mesh.
The insert material is Cr12MoV.
Embodiment 2
The manufacturing method method of heat resistant and wear resistant mold of the invention, comprising the following steps:
A, prepare following raw material: 5 kg of silicon carbide, 7 kg of graphite, 4 kg of nano zirconium dioxide, 2.5 kg of curing agent, surface-active
4 kg of agent, 5 kg of silica, 45 kg of modified polyurethane resin, 4 kg of plasticizer, 5 kg of montmorillonite, 0.3 kg of calcium oxide, chlorine
Change magnesium 1.5kg, crush, be uniformly mixed, 35 kg water are added, stir evenly；
B, above-mentioned material is shaped to the blank of regular shape, and pre-burning is carried out at 850 DEG C to blank；According to required system
The definite size for the mold made carries out vehicle base to the blank that pre-burning is completed, and the size of the primary mold after making vehicle base relatively needs to manufacture
Mold size it is big；
C, the primary mold after vehicle base in step B is subjected to high temperature sintering at 1720 DEG C or more；According to the mold of required manufacture
Definite size, to it is described sintering complete mold polish；Check the size and required manufacture of the mold that polishing is completed
Mold between size coincide, the manufacture of the mold is completed；
D, manufactured metalwork is mounted on molding die by the position that cutting edge and aperture are needed in mold, and by metal
Pedestal is framed to be fixed on metalwork；Mold addition bottom of chamber portion is become into fillet from right angle by way of increasing insert；
E, it is uniformly coated with one layer of release wax in the overall surface of mold, powder will be reinforced and resin glue is coated in release wax after evenly mixing
The surface of layer solidifies 2-3 hours；By stainless steel wire penetrate into metab it is framed in so that stainless steel wire is in framed interior formation
Then space network is poured framed void with concrete, forms after solidification；
F, die surface is pre-processed: removes moisture, greasy dirt, the dust and dirt, dirt of matrix surface using the method manually to derust
Contaminate object, iron rust and oxide skin.
The plasticizer is aliphatic dibasic acid rouge.
The curing agent is isocyanates.
The surfactant is selected from the combination of ethylenediamine, diethylenetriamine.
The partial size of the silicon carbide is 700 mesh.
The partial size of the graphite is 700 mesh.
The partial size of the nano zirconium dioxide is 700 mesh.
The insert material is Cr12MoV.
Embodiment 3
The manufacturing method method of heat resistant and wear resistant mold of the invention, comprising the following steps:
A, prepare the raw material of following parts by weight: 6 kg of silicon carbide, 8 kg of graphite, nano zirconium dioxide 5kg, 3 kg of curing agent, table
5 kg of face activating agent, 6 kg of silica, 50 kg of modified polyurethane resin, 5 kg of plasticizer, 6 kg of montmorillonite, calcium oxide 0.5
Kg, 1.5 kg of magnesium chloride are crushed, and are uniformly mixed, and 50 kg water are added, stir evenly；
B, above-mentioned material is shaped to the blank of regular shape, and pre-burning is carried out at 900 DEG C to blank；According to required system
The definite size for the mold made carries out vehicle base to the blank that pre-burning is completed, and the size of the primary mold after making vehicle base relatively needs to manufacture
Mold size it is big；
C, the primary mold after vehicle base in step B is subjected to high temperature sintering at 1750 DEG C or more；According to the mold of required manufacture
Definite size, to it is described sintering complete mold polish；Check the size and required manufacture of the mold that polishing is completed
Mold between size coincide, the manufacture of the mold is completed；
D, manufactured metalwork is mounted on molding die by the position that cutting edge and aperture are needed in mold, and by metal
Pedestal is framed to be fixed on metalwork；Mold addition bottom of chamber portion is become into fillet from right angle by way of increasing insert；
E, it is uniformly coated with one layer of release wax in the overall surface of mold, powder will be reinforced and resin glue is coated in release wax after evenly mixing
The surface of layer solidifies 2-3 hours；By stainless steel wire penetrate into metab it is framed in so that stainless steel wire is in framed interior formation
Then space network is poured framed void with concrete, forms after solidification；
F, die surface is pre-processed: removes moisture, greasy dirt, the dust and dirt, dirt of matrix surface using the method manually to derust
Contaminate object, iron rust and oxide skin.
The plasticizer is aliphatic dibasic acid rouge.
The curing agent is isocyanates.
The surfactant is selected from the combination of ethylenediamine, diethylenetriamine, dodecyl benzene sulfonic acid ammonia.
The partial size of the silicon carbide is 800 mesh.
The partial size of the graphite is 800 mesh.
The partial size of the nano zirconium dioxide is 800 mesh.
Further, the insert material is Cr12MoV.
Claims (8)
1. a kind of manufacturing method of heat resistant and wear resistant mold, which comprises the following steps:
A, prepare the raw material of following parts by weight: 4-6 parts of silicon carbide, 5-8 parts of graphite, 3-5 parts of nano zirconium dioxide, curing agent 2-3
Part, 3-5 parts of surfactant, 4-6 parts of silica, 40-50 parts of modified polyurethane resin, 3-5 parts of plasticizer, montmorillonite 4-6
Part, 0.2-0.5 parts of calcium oxide, 1-2 parts of magnesium chloride crush, and are uniformly mixed, and 20-50 parts of water are added, stir evenly；
B, above-mentioned material is shaped to the blank of regular shape, and pre-burning is carried out at 800-900 DEG C to blank；According to required
The definite size for the mold to be manufactured carries out vehicle base to the blank that pre-burning is completed, and the size of the primary mold after making vehicle base is compared with needs
The size of the mold of manufacture is big；
C, the primary mold after vehicle base in step B is subjected to high temperature sintering at 1700 DEG C or more；According to the mold of required manufacture
Definite size, to it is described sintering complete mold polish；Check the size and required manufacture of the mold that polishing is completed
Mold between size whether coincide, if coincide, the manufacture of the mold is completed；
D, manufactured metalwork is mounted on molding die by the position that cutting edge and aperture are needed in mold, and by metal
Pedestal is framed to be fixed on metalwork；Mold addition bottom of chamber portion is become into fillet from right angle by way of increasing insert；
E, it is uniformly coated with one layer of release wax in the overall surface of mold, powder will be reinforced and resin glue is coated in release wax after evenly mixing
The surface of layer solidifies 2-3 hours；By stainless steel wire penetrate into metab it is framed in so that stainless steel wire is in framed interior formation
Then space network is poured framed void with concrete, forms after solidification；
F, die surface is pre-processed: removes moisture, greasy dirt, the dust and dirt, dirt of matrix surface using the method manually to derust
Contaminate object, iron rust and oxide skin.
2. the manufacturing method of heat resistant and wear resistant mold as described in claim 1, it is characterised in that: the plasticizer is fat
Race's binary acid rouge.
3. the manufacturing method of heat resistant and wear resistant mold as described in claim 1, it is characterised in that: the curing agent is isocyanide
Acid esters.
4. the manufacturing method of heat resistant and wear resistant mold as described in claim 1, it is characterised in that: the surfactant choosing
From ethylenediamine, diethylenetriamine, dodecyl benzene sulfonic acid ammonia or combinations thereof.
5. the manufacturing method of mold as described in claim 1, it is characterised in that: the partial size of the silicon carbide is 600-800
Mesh.
6. the manufacturing method of heat resistant and wear resistant mold as described in claim 1, it is characterised in that: the partial size of the graphite is
600-800 mesh.
7. the manufacturing method of the mold of heat resistant and wear resistant as described in claim 1, it is characterised in that: the nano zirconium dioxide
Partial size be 600-800 mesh.
8. the manufacturing method of heat resistant and wear resistant mold as described in claim 1, it is characterised in that: the insert material is
Cr12MoV。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811135902.0A CN109265170A (en) | 2018-09-28 | 2018-09-28 | A kind of manufacturing method of heat resistant and wear resistant mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811135902.0A CN109265170A (en) | 2018-09-28 | 2018-09-28 | A kind of manufacturing method of heat resistant and wear resistant mold |
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| Publication Number | Publication Date |
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| CN109265170A true CN109265170A (en) | 2019-01-25 |
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ID=65198591
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| CN201811135902.0A Pending CN109265170A (en) | 2018-09-28 | 2018-09-28 | A kind of manufacturing method of heat resistant and wear resistant mold |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103827048A (en) * | 2011-08-05 | 2014-05-28 | 科卢斯博知识产权有限公司 | Crucible materials |
| CN105111485A (en) * | 2015-09-09 | 2015-12-02 | 滁州迪蒙德模具制造有限公司 | Manufacturing method of mold |
| CN105110764A (en) * | 2015-09-09 | 2015-12-02 | 滁州迪蒙德模具制造有限公司 | Manufacturing method of high-performance die |
-
2018
- 2018-09-28 CN CN201811135902.0A patent/CN109265170A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103827048A (en) * | 2011-08-05 | 2014-05-28 | 科卢斯博知识产权有限公司 | Crucible materials |
| CN105111485A (en) * | 2015-09-09 | 2015-12-02 | 滁州迪蒙德模具制造有限公司 | Manufacturing method of mold |
| CN105110764A (en) * | 2015-09-09 | 2015-12-02 | 滁州迪蒙德模具制造有限公司 | Manufacturing method of high-performance die |
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Application publication date: 20190125 |