CN105945276A - Novel high-performance metallurgy powder - Google Patents
Novel high-performance metallurgy powder Download PDFInfo
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- CN105945276A CN105945276A CN201610597899.9A CN201610597899A CN105945276A CN 105945276 A CN105945276 A CN 105945276A CN 201610597899 A CN201610597899 A CN 201610597899A CN 105945276 A CN105945276 A CN 105945276A
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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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
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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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/103—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing an organic binding agent comprising a mixture of, or obtained by reaction of, two or more components other than a solvent or a lubricating agent
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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
- B22F3/02—Compacting only
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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
- B22F3/10—Sintering only
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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
- B22F3/24—After-treatment of workpieces or articles
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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
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/241—Chemical after-treatment on the surface
- B22F2003/242—Coating
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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
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/247—Removing material: carving, cleaning, grinding, hobbing, honing, lapping, polishing, milling, shaving, skiving, turning the surface
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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
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/248—Thermal after-treatment
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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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
Abstract
The invention discloses novel high-performance metallurgy powder which is prepared from, by weight, 128-198 parts of water-atomized iron powder, 4-6 parts of copper powder, 2-3 parts of nickel powder, 1-2 parts of zinc oxide, 1.2-1.8 parts of manganous sulphide, 0.9-1.4 parts of aluminum oxide, 0.8-1.5 parts of cathode copper, 0.6-1 part of graphite powder, 3-5 parts of fatty acid, 0.4-0.6 part of cutting agent, 0.3-0.6 part of lubricant, 0.1-0.2 part of reinforcing agent, 0.6-0.8 part of adhesive, 0.1-0.2 part of tackifier, 0.5-0.8 part of antiwear agent, 0.2-0.3 part of processing auxiliary and 0.1-0.2 part of conditioning agent. Tensile strength and hardness of the product prepared through the method are improved; by means of optimized process steps, work efficiency is improved, and energy waste is reduced.
Description
[technical field]
The invention belongs to metallurgical technology field, be specifically related to a kind of novel high-performance powder metallurgy.
[background technology]
Powder metallurgical technique mainly comprises three steps, first, mainly comprises material and is broken down into the powder of various fine particle compositions；Then, powder is loaded mold cavity, impose certain pressure, form the pressed compact with required part shape and size；Finally, pressed compact is sintered.
Owing to the main material of powder metallurgy is metal dust, and raw material is broken down into powder and needs pulverizer constantly to pulverize raw material, cause huge power consumption and sound pollution, during powder loads mold cavity, amount of powder required for single mold cavity is identical, but the batch production of blank often occur the amount of powder injecting Die abnormal, amount of powder is wasted and the exception of press too much as usual, amount of powder is very little, pressed compact is the finest and close, even containing jagged, cause and scrap.During sintering, the metallic crystal in view of blank is formed, and generally requires and repeatedly heats, and energy resource consumption is big.It addition, existing powder metallurgy prescription and technique still have limitation, production efficiency low, product there is also hot strength and the relatively low problem of hardness simultaneously.
[summary of the invention]
The present invention provides a kind of novel high-performance powder metallurgy, there is hot strength and hardness is relatively low solving existing powder metallurgy, and production efficiency is low, the problems such as energy resource consumption is big.The product that the preparation method of the present invention prepares improves hot strength and the hardness of product, meanwhile, by optimizing processing step, improves production efficiency, decreases the waste of the energy.
For solve above technical problem, the present invention by the following technical solutions:
A kind of novel high-performance powder metallurgy, in units of weight, it is made up of following raw material: water-atomized iron powder 128-198 part, copper powder 4-6 part, nikel powder 2-3 part, zinc oxide 1-2 part, sulfuration sub-manganese 1.2-1.8 part, aluminium oxide 0.9-1.4 part, cathode copper 0.8-1.5 part, graphite powder 0.6-1 part, fatty acid 3-5 part, cutting agent 0.4-0.6 part, lubricant 0.3-0.6 part, hardening agent 0.1-0.2 part, binding agent 0.6-0.8 part, viscosifier 0.1-0.2 part, antiwear additive 0.5-0.8 part, processing aid 0.2-0.3 part, regulator 0.1-0.2 part；
Described water-atomized iron powder, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, the granularity of graphite powder are 0.1-100 μm；
Described cutting agent is in units of weight, it is made up of following raw material: cutting oil 14-16 part, tricresyl phosphate propyl ester 10-12 part, dinonylnaphthalene sulfonic acid calcium 4-6 part, 2,6 ditertiary butyl p cresol 6-10 part, dodecenylsuccinic acid 5-7 part, triethanolamine borate 8-12 part, polyacrylamide 6-12 part, dodecylbenzene sodium sulfonate 8-10 part, benzoic acid 6-9 part, oleamide 3-8 part, tetrasodium ethylenediamine tetraacetate 2-6 part, amino carboxylic acid quasi-chelate compound 1-2 part, Polyethylene Glycol 8-14 part；
Described lubricant, in units of weight, it is made up of following raw material: polyvinyl isobutyl ether 20-40 part, chlorinated paraffin 8-14 part, magnesium oxide particle 4-8 part, fatty acid zinc 6-12 part, carboxylic acid amide 8-14 part, acetate butyl 12-15 part, boric acid 6-10 part, N-Methyl pyrrolidone 7-12 part, dimethylformamide 6-10 part；
The preparation method of described novel high-performance powder metallurgy, comprises the following steps:
S1: the iron powder that makes water fogging, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, graphite powder, fatty acid, cutting agent, lubricant, hardening agent, binding agent, viscosifier, antiwear additive, processing aid, regulator import together and are stirred in spice cylinder forming mixed powder, filtered by drainage screen after stirring, in mixed powder, raw meal particle size is coarser than after the particulate matter of 140-160 mesh is isolated collection and carries out pulverizing screening again, is subsequently poured in each standard dose bucket standby；
The preparation method of described cutting agent, comprises the following steps:
Step 1, will cutting oil, tricresyl phosphate propyl ester, dinonylnaphthalene sulfonic acid calcium, 2,6-ditertbutylparacresol, dodecenylsuccinic acid, triethanolamine borate, polyacrylamide, dodecylbenzene sodium sulfonate, benzoic acid mix homogeneously, then heat the mixture to 52-58 DEG C；
Step 2, adds remaining ingredient in step 1 gained mixture, continues to be heated to 76-92 DEG C, and be incubated 2.5-3.5h, prepare cutting agent；
Described lubricant is prepared by following preparation method:
The raw material components of lubricant is joined in reactor and react 11-19h in 420-480 DEG C, then use the cone mill to particle with clipping power as mechanical dispersion equipment after solidification, be ground dispersion, prepare lubricant；
S2: the mixed powder in the standard dose bucket prepare step S1 is directly poured in pressed compact mould, the pressure at forcing press is to suppress under 520-580MPa, makes the shape of part blank；
S3: blank step S2 prepared is sent in heating furnace and is sintered, and heating-up temperature is 720-840 DEG C, forms the semi-finished product of densification after cooling；
S4: surface of semi-finished step S3 prepared is placed on shelf after being coated with antirust oil and carries out 2-6 days Ageing Treatment；
S5: the semi-finished product that the Ageing Treatment that step S4 prepares is crossed are carried out shaping and surface polishing, forms standardized product.
Further, described hardening agent is 701 powder hardening agents.
Further, described binding agent is mixed by fatty acid zinc and machine oil 2-5:1-2 in mass ratio.
Further, described viscosifier are glycidoxy-propyltrimethoxy silane.
Further, described antiwear additive is silicon dioxide.
Further, described processing aid is Manganese monosulfide..
Further, described regulator is esters of acrylic acid regulator.
The method have the advantages that
(1) preparation method of the present invention improves hot strength and the hardness of product, meanwhile, by optimizing processing step, improves production efficiency, decreases the waste of the energy；
(2) present invention uses standard dose bucket to pressed compact mould feeding, and precision is high, and part blank compactness is good, and qualification rate is high, and have employed seasoning especially and process, crystal formation after internal stress little, good energy saving property.
[detailed description of the invention]
For ease of being more fully understood that the present invention, being illustrated by following example, these embodiments belong to protection scope of the present invention, but are not intended to protection scope of the present invention.
In an embodiment, described novel high-performance powder metallurgy, in units of weight, it is made up of following raw material: water-atomized iron powder 128-198 part, copper powder 4-6 part, nikel powder 2-3 part, zinc oxide 1-2 part, sulfuration sub-manganese 1.2-1.8 part, aluminium oxide 0.9-1.4 part, cathode copper 0.8-1.5 part, graphite powder 0.6-1 part, fatty acid 3-5 part, cutting agent 0.4-0.6 part, lubricant 0.3-0.6 part, hardening agent 0.1-0.2 part, binding agent 0.6-0.8 part, viscosifier 0.1-0.2 part, antiwear additive 0.5-0.8 part, processing aid 0.2-0.3 part, regulator 0.1-0.2 part；
Described water-atomized iron powder, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, the granularity of graphite powder are 0.1-100 μm；
Described cutting agent is in units of weight, it is made up of following raw material: cutting oil 14-16 part, tricresyl phosphate propyl ester 10-12 part, dinonylnaphthalene sulfonic acid calcium 4-6 part, 2,6 ditertiary butyl p cresol 6-10 part, dodecenylsuccinic acid 5-7 part, triethanolamine borate 8-12 part, polyacrylamide 6-12 part, dodecylbenzene sodium sulfonate 8-10 part, benzoic acid 6-9 part, oleamide 3-8 part, tetrasodium ethylenediamine tetraacetate 2-6 part, amino carboxylic acid quasi-chelate compound 1-2 part, Polyethylene Glycol 8-14 part；
Described lubricant, in units of weight, it is made up of following raw material: polyvinyl isobutyl ether 20-40 part, chlorinated paraffin 8-14 part, magnesium oxide particle 4-8 part, fatty acid zinc 6-12 part, carboxylic acid amide 8-14 part, acetate butyl 12-15 part, boric acid 6-10 part, N-Methyl pyrrolidone 7-12 part, dimethylformamide 6-10 part；
Described hardening agent is 701 powder hardening agents；
Described binding agent is mixed by fatty acid zinc and machine oil 2-5:1-2 in mass ratio；
Described viscosifier are glycidoxy-propyltrimethoxy silane；
Described antiwear additive is silicon dioxide；
Described processing aid is Manganese monosulfide.；
Described regulator is esters of acrylic acid regulator；
The preparation method of described novel high-performance powder metallurgy, comprises the following steps:
S1: the iron powder that makes water fogging, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, graphite powder, fatty acid, cutting agent, lubricant, hardening agent, binding agent, viscosifier, antiwear additive, processing aid, regulator import together and are stirred in spice cylinder forming mixed powder, filtered by drainage screen after stirring, in mixed powder, raw meal particle size is coarser than after the particulate matter of 140-160 mesh is isolated collection and carries out pulverizing screening again, is subsequently poured in each standard dose bucket standby；
The preparation method of described cutting agent, comprises the following steps:
Step 1, will cutting oil, tricresyl phosphate propyl ester, dinonylnaphthalene sulfonic acid calcium, 2,6-ditertbutylparacresol, dodecenylsuccinic acid, triethanolamine borate, polyacrylamide, dodecylbenzene sodium sulfonate, benzoic acid mix homogeneously, then heat the mixture to 52-58 DEG C；
Step 2, adds remaining ingredient in step 1 gained mixture, continues to be heated to 76-92 DEG C, and be incubated 2.5-3.5h, prepare cutting agent；
Described lubricant is prepared by following preparation method:
The raw material components of lubricant is joined in reactor and react 11-19h in 420-480 DEG C, then use the cone mill to particle with clipping power as mechanical dispersion equipment after solidification, be ground dispersion, prepare lubricant；
S2: the mixed powder in the standard dose bucket prepare step S1 is directly poured in pressed compact mould, the pressure at forcing press is to suppress under 520-580MPa, makes the shape of part blank；
S3: blank step S2 prepared is sent in heating furnace and is sintered, and heating-up temperature is 720-840 DEG C, forms the semi-finished product of densification after cooling；
S4: surface of semi-finished step S3 prepared is placed on shelf after being coated with antirust oil and carries out 2-6 days Ageing Treatment；
S5: the semi-finished product that the Ageing Treatment that step S4 prepares is crossed are carried out shaping and surface polishing, forms standardized product.
Embodiment 1
A kind of novel high-performance powder metallurgy, in units of weight, it is made up of following raw material: water-atomized iron powder 160 parts, copper powder 5 parts, nikel powder 2.5 parts, zinc oxide 1.5 parts, sulfuration sub-1.5 parts of manganese, aluminium oxide 1.2 parts, cathode copper 1.2 parts, graphite powder 0.9 part, fatty acid 4 parts, cutting agent 0.5 part, lubricant 0.5 part, hardening agent 0.1 part, binding agent 0.7 part, viscosifier 0.1 part, antiwear additive 0.7 part, processing aid 0.2 part, regulator 0.1 part；
Described water-atomized iron powder, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, the granularity of graphite powder are 0.1-100 μm；
Described cutting agent is in units of weight, it is made up of following raw material: cutting oil 15 parts, tricresyl phosphate propyl ester 11 parts, dinonylnaphthalene sulfonic acid calcium 5 parts, 2,6 ditertiary butyl p cresol 8 parts, dodecenylsuccinic acid 6 parts, triethanolamine borate 10 parts, polyacrylamide 9 parts, dodecylbenzene sodium sulfonate 9 parts, 8 parts of benzoic acid, oleamide 6 parts, tetrasodium ethylenediamine tetraacetate 4 parts, amino carboxylic acid quasi-chelate compound 1 part, Polyethylene Glycol 12 parts；
Described lubricant, in units of weight, it is made up of following raw material: 30 parts of polyvinyl isobutyl ether, chlorinated paraffin 12 parts, magnesium oxide particle 6 parts, fatty acid zinc 9 parts, carboxylic acid amide 12 parts, acetate butyl 13 parts, boric acid 8 parts, N-Methyl pyrrolidone 10 parts, dimethylformamide 8 parts；
Described hardening agent is 701 powder hardening agents；
Described binding agent is mixed by fatty acid zinc and machine oil 4:2 in mass ratio；
Described viscosifier are glycidoxy-propyltrimethoxy silane；
Described antiwear additive is silicon dioxide；
Described processing aid is Manganese monosulfide.；
Described regulator is esters of acrylic acid regulator；
The preparation method of described novel high-performance powder metallurgy, comprises the following steps:
S1: the iron powder that makes water fogging, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, graphite powder, fatty acid, cutting agent, lubricant, hardening agent, binding agent, viscosifier, antiwear additive, processing aid, regulator import together and are stirred in spice cylinder forming mixed powder, filtered by drainage screen after stirring, in mixed powder, raw meal particle size is coarser than after the particulate matter of 150 mesh is isolated collection and carries out pulverizing screening again, is subsequently poured in each standard dose bucket standby；
The preparation method of described cutting agent, comprises the following steps:
Step 1, will cutting oil, tricresyl phosphate propyl ester, dinonylnaphthalene sulfonic acid calcium, 2,6-ditertbutylparacresol, dodecenylsuccinic acid, triethanolamine borate, polyacrylamide, dodecylbenzene sodium sulfonate, benzoic acid mix homogeneously, then heat the mixture to 55 DEG C；
Step 2, adds remaining ingredient in step 1 gained mixture, continues to be heated to 85 DEG C, and be incubated 3h, prepare cutting agent；
Described lubricant is prepared by following preparation method:
The raw material components of lubricant is joined in reactor and react 10h in 450 DEG C, then use the cone mill to particle with clipping power as mechanical dispersion equipment after solidification, be ground dispersion, prepare lubricant；
S2: the mixed powder in the standard dose bucket prepare step S1 is directly poured in pressed compact mould, the pressure at forcing press is to suppress under 550MPa, makes the shape of part blank；
S3: blank step S2 prepared is sent in heating furnace and is sintered, and heating-up temperature is 780 DEG C, forms the semi-finished product of densification after cooling；
S4: surface of semi-finished step S3 prepared is placed on shelf after being coated with antirust oil and carries out 4 days Ageing Treatment；
S5: the semi-finished product that the Ageing Treatment that step S4 prepares is crossed are carried out shaping and surface polishing, forms standardized product.
Embodiment 2
A kind of novel high-performance powder metallurgy, in units of weight, it is made up of following raw material: water-atomized iron powder 128 parts, copper powder 4 parts, nikel powder 2 parts, zinc oxide 1 part, sulfuration sub-1.2 parts of manganese, aluminium oxide 0.9 part, cathode copper 0.8 part, graphite powder 0.6 part, fatty acid 3 parts, cutting agent 0.4 part, lubricant 0.3 part, hardening agent 0.1 part, binding agent 0.6 part, viscosifier 0.1 part, antiwear additive 0.5 part, processing aid 0.2 part, regulator 0.1 part；
Described water-atomized iron powder, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, the granularity of graphite powder are 0.1-100 μm；
Described cutting agent is in units of weight, it is made up of following raw material: cutting oil 14 parts, tricresyl phosphate propyl ester 10 parts, dinonylnaphthalene sulfonic acid calcium 4 parts, 2,6 ditertiary butyl p cresol 6 parts, dodecenylsuccinic acid 5 parts, triethanolamine borate 8 parts, polyacrylamide 6 parts, dodecylbenzene sodium sulfonate 8 parts, 6 parts of benzoic acid, oleamide 3 parts, tetrasodium ethylenediamine tetraacetate 2 parts, amino carboxylic acid quasi-chelate compound 1 part, Polyethylene Glycol 8 parts；
Described lubricant, in units of weight, it is made up of following raw material: 20 parts of polyvinyl isobutyl ether, chlorinated paraffin 8 parts, magnesium oxide particle 4 parts, fatty acid zinc 6 parts, carboxylic acid amide 8 parts, acetate butyl 12 parts, boric acid 6 parts, N-Methyl pyrrolidone 7 parts, dimethylformamide 6 parts；
Described hardening agent is 701 powder hardening agents；
Described binding agent is mixed by fatty acid zinc and machine oil 2:1 in mass ratio；
Described viscosifier are glycidoxy-propyltrimethoxy silane；
Described antiwear additive is silicon dioxide；
Described processing aid is Manganese monosulfide.；
Described regulator is esters of acrylic acid regulator；
The preparation method of described novel high-performance powder metallurgy, comprises the following steps:
S1: the iron powder that makes water fogging, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, graphite powder, fatty acid, cutting agent, lubricant, hardening agent, binding agent, viscosifier, antiwear additive, processing aid, regulator import together and are stirred in spice cylinder forming mixed powder, filtered by drainage screen after stirring, in mixed powder, raw meal particle size is coarser than after the particulate matter of 140 mesh is isolated collection and carries out pulverizing screening again, is subsequently poured in each standard dose bucket standby；
The preparation method of described cutting agent, comprises the following steps:
Step 1, will cutting oil, tricresyl phosphate propyl ester, dinonylnaphthalene sulfonic acid calcium, 2,6-ditertbutylparacresol, dodecenylsuccinic acid, triethanolamine borate, polyacrylamide, dodecylbenzene sodium sulfonate, benzoic acid mix homogeneously, then heat the mixture to 52 DEG C；
Step 2, adds remaining ingredient in step 1 gained mixture, continues to be heated to 76 DEG C, and be incubated 3.5h, prepare cutting agent；
Described lubricant is prepared by following preparation method:
The raw material components of lubricant is joined in reactor and react 19h in 420 DEG C, then use the cone mill to particle with clipping power as mechanical dispersion equipment after solidification, be ground dispersion, prepare lubricant；
S2: the mixed powder in the standard dose bucket prepare step S1 is directly poured in pressed compact mould, the pressure at forcing press is to suppress under 520MPa, makes the shape of part blank；
S3: blank step S2 prepared is sent in heating furnace and is sintered, and heating-up temperature is 720 DEG C, forms the semi-finished product of densification after cooling；
S4: surface of semi-finished step S3 prepared is placed on shelf after being coated with antirust oil and carries out 2 days Ageing Treatment；
S5: the semi-finished product that the Ageing Treatment that step S4 prepares is crossed are carried out shaping and surface polishing, forms standardized product.
Embodiment 3
A kind of novel high-performance powder metallurgy, in units of weight, it is made up of following raw material: water-atomized iron powder 198 parts, copper powder 6 parts, nikel powder 3 parts, zinc oxide 2 parts, sub-1.8 parts of the manganese of sulfuration, aluminium oxide 1.4 parts, cathode copper 1.5 parts, graphite powder 1 part, fatty acid 5 parts, cutting 0.4-0.6 part, lubricant 0.6 part, hardening agent 0.2 part, binding agent 0.8 part, viscosifier 0.2 part, antiwear additive 0.8 part, processing aid 0.3 part, regulator 0.2 part；
Described water-atomized iron powder, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, the granularity of graphite powder are 0.1-100 μm；
Described cutting agent is in units of weight, it is made up of following raw material: cutting oil 16 parts, tricresyl phosphate propyl ester 12 parts, dinonylnaphthalene sulfonic acid calcium 6 parts, 2,6 ditertiary butyl p cresol 10 parts, dodecenylsuccinic acid 7 parts, triethanolamine borate 12 parts, polyacrylamide 12 parts, dodecylbenzene sodium sulfonate 10 parts, 9 parts of benzoic acid, oleamide 8 parts, tetrasodium ethylenediamine tetraacetate 6 parts, amino carboxylic acid quasi-chelate compound 2 parts, Polyethylene Glycol 14 parts；
Described lubricant, in units of weight, it is made up of following raw material: 40 parts of polyvinyl isobutyl ether, chlorinated paraffin 14 parts, magnesium oxide particle 8 parts, fatty acid zinc 12 parts, carboxylic acid amide 14 parts, acetate butyl 15 parts, boric acid 10 parts, N-Methyl pyrrolidone 12 parts, dimethylformamide 10 parts；
Described hardening agent is 701 powder hardening agents；
Described binding agent is mixed by fatty acid zinc and machine oil 2-5:1-2 in mass ratio；
Described viscosifier are glycidoxy-propyltrimethoxy silane；
Described antiwear additive is silicon dioxide；
Described processing aid is Manganese monosulfide.；
Described regulator is esters of acrylic acid regulator；
The preparation method of described novel high-performance powder metallurgy, comprises the following steps:
S1: the iron powder that makes water fogging, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, graphite powder, fatty acid, cutting agent, lubricant, hardening agent, binding agent, viscosifier, antiwear additive, processing aid, regulator import together and are stirred in spice cylinder forming mixed powder, filtered by drainage screen after stirring, in mixed powder, raw meal particle size is coarser than after the particulate matter of 160 mesh is isolated collection and carries out pulverizing screening again, is subsequently poured in each standard dose bucket standby；
The preparation method of described cutting agent, comprises the following steps:
Step 1, will cutting oil, tricresyl phosphate propyl ester, dinonylnaphthalene sulfonic acid calcium, 2,6-ditertbutylparacresol, dodecenylsuccinic acid, triethanolamine borate, polyacrylamide, dodecylbenzene sodium sulfonate, benzoic acid mix homogeneously, then heat the mixture to 58 DEG C；
Step 2, adds remaining ingredient in step 1 gained mixture, continues to be heated to 76-92 DEG C, and be incubated 2.5-3.5h, prepare cutting agent；
Described lubricant is prepared by following preparation method:
The raw material components of lubricant is joined in reactor and react 11h in 480 DEG C, then use the cone mill to particle with clipping power as mechanical dispersion equipment after solidification, be ground dispersion, prepare lubricant；
S2: the mixed powder in the standard dose bucket prepare step S1 is directly poured in pressed compact mould, the pressure at forcing press is to suppress under 580MPa, makes the shape of part blank；
S3: blank step S2 prepared is sent in heating furnace and is sintered, and heating-up temperature is 840 DEG C, forms the semi-finished product of densification after cooling；
S4: surface of semi-finished step S3 prepared is placed on shelf after being coated with antirust oil and carries out 6 days Ageing Treatment；
S5: the semi-finished product that the Ageing Treatment that step S4 prepares is crossed are carried out shaping and surface polishing, forms standardized product.
Following table lists embodiment of the present invention 1-3 novel high-performance powder metallurgy prescription, conventional powder metallurgy prescription and straight iron powder and prepares product contrast in hot strength and hardness, and result is as shown in the table.
By in table it can be seen that use after novel high-performance powder metallurgy prescription of the present invention, the hot strength of product and hardness have all obtained significant raising.
Above content it cannot be assumed that the present invention be embodied as be confined to these explanations; for general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; some simple deduction or replace can also be made, all should be considered as belonging to the scope of patent protection that the present invention is determined by the claims submitted to.
Claims (7)
1. a novel high-performance powder metallurgy, it is characterized in that, in units of weight, it is made up of following raw material: water-atomized iron powder 128-198 part, copper powder 4-6 part, nikel powder 2-3 part, zinc oxide 1-2 part, sulfuration sub-manganese 1.2-1.8 part, aluminium oxide 0.9-1.4 part, cathode copper 0.8-1.5 part, graphite powder 0.6-1 part, fatty acid 3-5 part, cutting agent 0.4-0.6 part, lubricant 0.3-0.6 part, hardening agent 0.1-0.2 part, binding agent 0.6-0.8 part, viscosifier 0.1-0.2 part, antiwear additive 0.5-0.8 part, processing aid 0.2-0.3 part, regulator 0.1-0.2 part；
Described water-atomized iron powder, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, the granularity of graphite powder are 0.1-100 μm；
Described cutting agent is in units of weight, it is made up of following raw material: cutting oil 14-16 part, tricresyl phosphate propyl ester 10-12 part, dinonylnaphthalene sulfonic acid calcium 4-6 part, 2,6 ditertiary butyl p cresol 6-10 part, dodecenylsuccinic acid 5-7 part, triethanolamine borate 8-12 part, polyacrylamide 6-12 part, dodecylbenzene sodium sulfonate 8-10 part, benzoic acid 6-9 part, oleamide 3-8 part, tetrasodium ethylenediamine tetraacetate 2-6 part, amino carboxylic acid quasi-chelate compound 1-2 part, Polyethylene Glycol 8-14 part；
Described lubricant, in units of weight, it is made up of following raw material: polyvinyl isobutyl ether 20-40 part, chlorinated paraffin 8-14 part, magnesium oxide particle 4-8 part, fatty acid zinc 6-12 part, carboxylic acid amide 8-14 part, acetate butyl 12-15 part, boric acid 6-10 part, N-Methyl pyrrolidone 7-12 part, dimethylformamide 6-10 part；
The preparation method of described novel high-performance powder metallurgy, comprises the following steps:
S1: the iron powder that makes water fogging, copper powder, nikel powder, zinc oxide, sulfuration Asia manganese, aluminium oxide, cathode copper, graphite powder, fatty acid, cutting agent, lubricant, hardening agent, binding agent, viscosifier, antiwear additive, processing aid, regulator import together and are stirred in spice cylinder forming mixed powder, filtered by drainage screen after stirring, in mixed powder, raw meal particle size is coarser than after the particulate matter of 140-160 mesh is isolated collection and carries out pulverizing screening again, is subsequently poured in each standard dose bucket standby；
The preparation method of described cutting agent, comprises the following steps:
Step 1, will cutting oil, tricresyl phosphate propyl ester, dinonylnaphthalene sulfonic acid calcium, 2,6-ditertbutylparacresol, dodecenylsuccinic acid, triethanolamine borate, polyacrylamide, dodecylbenzene sodium sulfonate, benzoic acid mix homogeneously, then heat the mixture to 52-58 DEG C；
Step 2, adds remaining ingredient in step 1 gained mixture, continues to be heated to 76-92 DEG C, and be incubated 2.5-3.5h, prepare cutting agent；
Described lubricant is prepared by following preparation method:
The raw material components of lubricant is joined in reactor and react 11-19h in 420-480 DEG C, then use the cone mill to particle with clipping power as mechanical dispersion equipment after solidification, be ground dispersion, prepare lubricant；
S2: the mixed powder in the standard dose bucket prepare step S1 is directly poured in pressed compact mould, the pressure at forcing press is to suppress under 520-580MPa, makes the shape of part blank；
S3: blank step S2 prepared is sent in heating furnace and is sintered, and heating-up temperature is 720-840 DEG C, forms the semi-finished product of densification after cooling；
S4: surface of semi-finished step S3 prepared is placed on shelf after being coated with antirust oil and carries out 2-6 days Ageing Treatment；
S5: the semi-finished product that the Ageing Treatment that step S4 prepares is crossed are carried out shaping and surface polishing, forms standardized product.
Novel high-performance powder metallurgy the most according to claim 1, it is characterised in that described hardening agent is 701 powder hardening agents.
Novel high-performance powder metallurgy the most according to claim 1, it is characterised in that described binding agent is mixed by fatty acid zinc and machine oil 2-5:1-2 in mass ratio.
Novel high-performance powder metallurgy the most according to claim 1, it is characterised in that described viscosifier are glycidoxy-propyltrimethoxy silane.
Novel high-performance powder metallurgy the most according to claim 1, it is characterised in that described antiwear additive is silicon dioxide.
Novel high-performance powder metallurgy the most according to claim 1, it is characterised in that described processing aid is Manganese monosulfide..
Novel high-performance powder metallurgy the most according to claim 1, it is characterised in that described regulator is esters of acrylic acid regulator.
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| CN112059169B (en) * | 2020-08-11 | 2023-02-21 | 山东鲁银新材料科技有限公司 | Production method of iron-based premixed powder for engine rotor |
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