CN112692289A - Powder metallurgy processing technology for two-claw coupler for automobile - Google Patents
Powder metallurgy processing technology for two-claw coupler for automobile Download PDFInfo
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- CN112692289A CN112692289A CN202011541733.8A CN202011541733A CN112692289A CN 112692289 A CN112692289 A CN 112692289A CN 202011541733 A CN202011541733 A CN 202011541733A CN 112692289 A CN112692289 A CN 112692289A
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- 238000004663 powder metallurgy Methods 0.000 title claims abstract description 12
- 238000005516 engineering process Methods 0.000 title claims abstract description 11
- 230000008878 coupling Effects 0.000 claims abstract description 47
- 238000010168 coupling process Methods 0.000 claims abstract description 47
- 238000005859 coupling reaction Methods 0.000 claims abstract description 47
- 239000000843 powder Substances 0.000 claims abstract description 39
- 238000002156 mixing Methods 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 8
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 8
- 239000010439 graphite Substances 0.000 claims abstract description 8
- 239000000314 lubricant Substances 0.000 claims abstract description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims abstract description 4
- 238000000576 coating method Methods 0.000 claims abstract description 4
- 238000005245 sintering Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000005553 drilling Methods 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 3
- 238000005461 lubrication Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 3
- 238000009472 formulation Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
-
- 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
-
- 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
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a powder metallurgy processing technology of a two-claw coupler for an automobile, which comprises the following steps: s1, mixing the first component powder, wherein the weight parts are as follows: 80.2-90.1 parts of iron powder, 6-9 parts of platinum powder, 1-3 parts of nickel powder, 2-4 parts of copper powder, 0.2-0.8 part of molybdenum powder and 0.3-1 part of lubricant are put into a mixer for mixing, and S2 and a second component of powder are mixed according to the parts by weight: iron powder 75.2-87.2, wax powder 3-5, antiwear agent 3-6, graphite 4-8, platinum powder 3-5, nickel powder 1-2, copper powder 1-2, molybdenum powder 0.2-0.8 and lubricant 0.3-1 are put into a mixer for mixing; and S3, coating, namely uniformly smearing and impressing the second component powder uniformly mixed in the step S2 on the outer surface of the prefabricated mold. According to the invention, a layered coupling processing technology is adopted, the antiwear agent is added into the second component powder, so that the wear resistance of the manufactured coupling is ensured, and the addition of graphite ensures the lubrication degree of the outside of the coupling, so that the assembly of the coupling is facilitated.
Description
Technical Field
The invention relates to the technical field of shaft coupling machining, in particular to a powder metallurgy machining process for a two-claw shaft coupling for an automobile.
Background
The coupling is a device for connecting two shafts or a shaft and a rotating part, rotating together in the process of transmitting motion and power and not separating under normal conditions. Sometimes it is used as a safety device to prevent the coupled machine parts from bearing excessive load, and it plays the role of overload protection.
The coupler mostly needs higher surface wear resistance and lubrication degree so as to improve the service life and the assembly efficiency of the coupler, and common materials and processes are difficult to meet the product performance requirements.
Disclosure of Invention
The invention aims to: in order to solve the problems, the powder metallurgy processing technology for the two-claw coupling for the automobile is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a powder metallurgy processing technology for a two-claw coupler for an automobile comprises the following steps:
s1, mixing the first component powder, wherein the weight parts are as follows: putting 80.2-90.1 parts of iron powder, 6-9 parts of platinum powder, 1-3 parts of nickel powder, 2-4 parts of copper powder, 0.2-0.8 part of molybdenum powder and 0.3-1 part of lubricant into a mixer for mixing;
s2, mixing the second component powder, wherein the weight parts are as follows: iron powder 75.2-87.2, wax powder 3-5, antiwear agent 3-6, graphite 4-8, platinum powder 3-5, nickel powder 1-2, copper powder 1-2, molybdenum powder 0.2-0.8 and lubricant 0.3-1 are put into a mixer for mixing;
s3, coating, namely uniformly smearing and impressing the second component powder uniformly mixed in the step S2 on the outer surface of a prefabricated mold;
s4, filling the first component powder uniformly mixed in the step S1 into the inner side of a die with the outer surface coated with the second component powder;
s5, pressing, namely pressing the die in the step S4 on a hydraulic machine to form a coupling blank;
s6, sintering and shaping, namely sintering the coupling blank pressed by the S6 for 25-35 minutes, and then placing the coupling blank into a die for extrusion forming;
and S7, factory processing, namely, carrying out extrusion forming on the S6, drilling the coupler, and polishing and processing the coupler.
As a further description of the above technical solution:
and the pressure of the hydraulic press during the pressing in the step S5 is controlled within the range of 700-800 MPa.
As a further description of the above technical solution:
in the step S6, the sintering temperature is 1050-1200 ℃.
As a further description of the above technical solution:
and in the step S6, the hardness of the coupling blank after sintering reaches HRB 70-85.
As a further description of the above technical solution:
the thickness of the second component powder coated on the outer surface of the die in the step S3 is 8-15 mm.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
adopt layer-stepping shaft coupling processing technology, prepare first component powder and second component powder that the formulation is different, first component powder is the shaft coupling main material layer, the main part intensity of shaft coupling has mainly been ensured, in the second component powder, the adding of anti-wear agent has ensured the wear resistance of the shaft coupling that makes, the addition of graphite has ensured the outside degree of lubrication of shaft coupling, thereby be convenient for the equipment of shaft coupling, the wear-resisting and the lubricating property of shaft coupling have been promoted under the prerequisite of guaranteeing shaft coupling intensity, the life of shaft coupling has been promoted, the degree of difficulty of shaft coupling equipment has been reduced.
Detailed Description
The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In an embodiment, the present invention provides a technical solution: a powder metallurgy processing technology for a two-claw coupler for an automobile comprises the following steps:
s1, mixing the first component powder, wherein the weight parts are as follows: putting 80.2-90.1 parts of iron powder, 6-9 parts of platinum powder, 1-3 parts of nickel powder, 2-4 parts of copper powder, 0.2-0.8 part of molybdenum powder and 0.3-1 part of lubricant into a mixer for mixing;
s2, mixing the second component powder, wherein the weight parts are as follows: 75.2-87.2 parts of iron powder, 3-5 parts of wax powder, 3-6 parts of an anti-wear agent, 4-8 parts of graphite, 3-5 parts of platinum powder, 1-2 parts of nickel powder, 1-2 parts of copper powder, 0.2-0.8 part of molybdenum powder and 0.3-1 part of a lubricant are put into a mixer for mixing, the wax powder is added into the second component powder to facilitate the bonding of the powder, the second component powder is conveniently smeared and stamped on the outer surface of a die, the wear resistance of the prepared coupling is ensured due to the addition of the anti-wear agent, and the addition of the graphite ensures the lubrication degree of the outer part of the coupling, so that the assembly of the coupling is facilitated;
s3, coating, namely uniformly smearing and impressing the second component powder uniformly mixed in the step S2 on the outer surface of a prefabricated mold;
s4, filling the first component powder uniformly mixed in the step S1 into the inner side of a die with the outer surface coated with the second component powder;
s5, pressing, namely pressing the die in the step S4 on a hydraulic machine to form a coupling blank;
s6, sintering and shaping, namely sintering the coupling blank pressed by the S6 for 25-35 minutes, and then placing the coupling blank into a die for extrusion forming;
and S7, factory processing, namely, carrying out extrusion forming on the S6, drilling the coupler, and polishing and processing the coupler.
Specifically, the pressure during the pressing by the hydraulic press in the step S5 is controlled within the range of 700-800Mpa, the sintering temperature in the step S6 is 1050-1200 ℃, the hardness of the coupling blank after sintering in the step S6 reaches HRB70-85, and the thickness of the second component powder coated on the outer surface of the die in the step S3 is 8-15 mm.
Adopt layer-stepping shaft coupling processing technology, prepare first component powder and second component powder that the formulation is different, first component powder is the shaft coupling main material layer, the main part intensity of shaft coupling has mainly been ensured, in the second component powder, the adding of anti-wear agent has ensured the wear resistance of the shaft coupling that makes, the addition of graphite has ensured the outside degree of lubrication of shaft coupling, thereby be convenient for the equipment of shaft coupling, the wear-resisting and the lubricating property of shaft coupling have been promoted under the prerequisite of guaranteeing shaft coupling intensity, the life of shaft coupling has been promoted, the degree of difficulty of shaft coupling equipment has been reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The powder metallurgy processing technology for the two-claw coupler for the automobile is characterized by comprising the following steps of:
s1, mixing the first component powder, wherein the weight parts are as follows: putting 80.2-90.1 parts of iron powder, 6-9 parts of platinum powder, 1-3 parts of nickel powder, 2-4 parts of copper powder, 0.2-0.8 part of molybdenum powder and 0.3-1 part of lubricant into a mixer for mixing;
s2, mixing the second component powder, wherein the weight parts are as follows: iron powder 75.2-87.2, wax powder 3-5, antiwear agent 3-6, graphite 4-8, platinum powder 3-5, nickel powder 1-2, copper powder 1-2, molybdenum powder 0.2-0.8 and lubricant 0.3-1 are put into a mixer for mixing;
s3, coating, namely uniformly smearing and impressing the second component powder uniformly mixed in the step S2 on the outer surface of a prefabricated mold;
s4, filling the first component powder uniformly mixed in the step S1 into the inner side of a die with the outer surface coated with the second component powder;
s5, pressing, namely pressing the die in the step S4 on a hydraulic machine to form a coupling blank;
s6, sintering and shaping, namely sintering the coupling blank pressed by the S6 for 25-35 minutes, and then placing the coupling blank into a die for extrusion forming;
and S7, factory processing, namely, carrying out extrusion forming on the S6, drilling the coupler, and polishing and processing the coupler.
2. The powder metallurgy process for manufacturing the two-jaw coupling for the automobile as claimed in claim 1, wherein the pressing pressure of the hydraulic press in step S5 is controlled within the range of 700 and 800 Mpa.
3. The powder metallurgy processing technology for the two-jaw coupling for the automobile according to claim 1, wherein the sintering temperature in the step S6 is 1050-1200 ℃.
4. The powder metallurgy process for manufacturing the two-jaw coupling for the automobile according to claim 1, wherein the hardness of the coupling blank after sintering in the step S6 reaches HRB 70-85.
5. The powder metallurgy process for manufacturing the two-jaw coupling for the automobile according to claim 1, wherein the second component powder is coated on the outer surface of the die in the step S3, and the thickness of the second component powder is 8-15 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011541733.8A CN112692289A (en) | 2020-12-24 | 2020-12-24 | Powder metallurgy processing technology for two-claw coupler for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011541733.8A CN112692289A (en) | 2020-12-24 | 2020-12-24 | Powder metallurgy processing technology for two-claw coupler for automobile |
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| Publication Number | Publication Date |
|---|---|
| CN112692289A true CN112692289A (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011541733.8A Pending CN112692289A (en) | 2020-12-24 | 2020-12-24 | Powder metallurgy processing technology for two-claw coupler for automobile |
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| CN (1) | CN112692289A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101905411A (en) * | 2010-08-16 | 2010-12-08 | 山西东睦华晟粉末冶金有限公司 | Method for manufacturing coupler for distributor of automobile engine |
| CN102794450A (en) * | 2011-05-23 | 2012-11-28 | 张年生 | Shaft coupling manufacturing method |
| CN104096835A (en) * | 2014-07-18 | 2014-10-15 | 常熟市迅达粉末冶金有限公司 | Energy-saving powder metallurgy process |
| CN104233070A (en) * | 2013-06-12 | 2014-12-24 | 镇江兴达联轴器有限公司 | Method for manufacturing coupler for distributor of automobile engine |
| CN104759614A (en) * | 2015-01-28 | 2015-07-08 | 安徽恒均粉末冶金科技股份有限公司 | Belt pulley powder metallurgy formulation and process |
| CN106351993A (en) * | 2016-08-29 | 2017-01-25 | 贵州新安航空机械有限责任公司 | Powder metallurgy brake lining for high speed train and preparing method thereof |
| CN108746611A (en) * | 2018-06-14 | 2018-11-06 | 余姚市菲特塑料有限公司 | A kind of low-temperature sintering method of high-performance Fe-based powder metallurgy parts |
| CN110004373A (en) * | 2019-02-21 | 2019-07-12 | 益阳市再超粉末冶金有限公司 | A method of gear is manufactured with antifriction material of powder metallurgy |
| CN111842852A (en) * | 2020-07-30 | 2020-10-30 | 兰州理工大学 | Method for preparing wear-resistant corrosion-resistant high-strength copper and copper alloy structural member by liquid die forging infiltration |
-
2020
- 2020-12-24 CN CN202011541733.8A patent/CN112692289A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101905411A (en) * | 2010-08-16 | 2010-12-08 | 山西东睦华晟粉末冶金有限公司 | Method for manufacturing coupler for distributor of automobile engine |
| CN102794450A (en) * | 2011-05-23 | 2012-11-28 | 张年生 | Shaft coupling manufacturing method |
| CN104233070A (en) * | 2013-06-12 | 2014-12-24 | 镇江兴达联轴器有限公司 | Method for manufacturing coupler for distributor of automobile engine |
| CN104096835A (en) * | 2014-07-18 | 2014-10-15 | 常熟市迅达粉末冶金有限公司 | Energy-saving powder metallurgy process |
| CN104759614A (en) * | 2015-01-28 | 2015-07-08 | 安徽恒均粉末冶金科技股份有限公司 | Belt pulley powder metallurgy formulation and process |
| CN106351993A (en) * | 2016-08-29 | 2017-01-25 | 贵州新安航空机械有限责任公司 | Powder metallurgy brake lining for high speed train and preparing method thereof |
| CN108746611A (en) * | 2018-06-14 | 2018-11-06 | 余姚市菲特塑料有限公司 | A kind of low-temperature sintering method of high-performance Fe-based powder metallurgy parts |
| CN110004373A (en) * | 2019-02-21 | 2019-07-12 | 益阳市再超粉末冶金有限公司 | A method of gear is manufactured with antifriction material of powder metallurgy |
| CN111842852A (en) * | 2020-07-30 | 2020-10-30 | 兰州理工大学 | Method for preparing wear-resistant corrosion-resistant high-strength copper and copper alloy structural member by liquid die forging infiltration |
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Application publication date: 20210423 |
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