JP6437569B2 - 機械部品およびその製造方法 - Google Patents
機械部品およびその製造方法 Download PDFInfo
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- JP6437569B2 JP6437569B2 JP2016559730A JP2016559730A JP6437569B2 JP 6437569 B2 JP6437569 B2 JP 6437569B2 JP 2016559730 A JP2016559730 A JP 2016559730A JP 2016559730 A JP2016559730 A JP 2016559730A JP 6437569 B2 JP6437569 B2 JP 6437569B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 57
- 239000010410 layer Substances 0.000 claims description 329
- 239000002245 particle Substances 0.000 claims description 156
- 238000005242 forging Methods 0.000 claims description 48
- 239000002184 metal Substances 0.000 claims description 34
- 239000002344 surface layer Substances 0.000 claims description 21
- 239000011159 matrix material Substances 0.000 claims description 11
- 230000001154 acute effect Effects 0.000 claims description 10
- 238000003466 welding Methods 0.000 description 40
- 230000002093 peripheral effect Effects 0.000 description 31
- 238000000034 method Methods 0.000 description 28
- 239000011324 bead Substances 0.000 description 18
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 8
- 239000004576 sand Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 238000000879 optical micrograph Methods 0.000 description 5
- 229910000851 Alloy steel Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910000975 Carbon steel Inorganic materials 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000010962 carbon steel Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 102200082816 rs34868397 Human genes 0.000 description 4
- 238000005496 tempering Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- 238000002844 melting Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/04—Welding for other purposes than joining, e.g. built-up welding
-
- 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
- B22F7/06—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 workpieces or articles from parts, e.g. to form tipped tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/04—Welding for other purposes than joining, e.g. built-up welding
- B23K9/044—Built-up welding on three-dimensional surfaces
- B23K9/046—Built-up welding on three-dimensional surfaces on surfaces of revolution
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
- B23K9/173—Arc welding or cutting making use of shielding gas and of a consumable electrode
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/23—Arc welding or cutting taking account of the properties of the materials to be welded
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
- B23K9/324—Devices for supplying or evacuating a shielding or a welding powder, e.g. a magnetic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/12—Arrangement, location, or adaptation of driving sprockets
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
-
- 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
-
- 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
- B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/30—Chains, hoops or rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/12—Arrangement, location, or adaptation of driving sprockets
- B62D55/135—Arrangement, location, or adaptation of driving sprockets with dismountable driving crown
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/18—Tracks
- B62D55/20—Tracks of articulated type, e.g. chains
- B62D55/205—Connections between track links
- B62D55/21—Links connected by transverse pivot pins
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Composite Materials (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Component Parts Of Construction Machinery (AREA)
- Heat Treatment Of Articles (AREA)
- Forging (AREA)
Description
履帯式走行装置のスプロケットおよびブシュを例に、本発明の一実施の形態である実施の形態1における機械部品について説明する。図1は、履帯式走行装置の構造を示す概略図である。図2は、スプロケットおよびブシュの動作を説明するための概略図である。図3は、ブシュの構造を示す概略斜視図である。図4および図5は、スプロケットとブシュとの接触状態を示す概略断面図である。
次に、油圧ショベルのバケットのツースを例に、本発明の他の実施の形態である実施の形態2の機械部品について説明する。図16は、油圧ショベルのバケットの構造を示す概略斜視図である。図17は、ツースの構造を示す概略平面図である。図18は、図17の線分XVIII−XVIIIに沿う断面を示す概略断面図である。
次に、破砕装置の歯を例に、本発明の他の実施の形態である実施の形態3の機械部品について説明する。図22は、破砕装置の構造を示す概略斜視図である。図23は、破砕装置の固定部外歯の構造を示す概略斜視図である。図24は、図23の線分XXIV−XXIVに沿う概略断面図である。図25は、図24の線分XXV−XXVに沿う概略断面図である。
Claims (9)
- 第1金属からなるベース部と、
前記ベース部の表面の少なくとも一部を覆うように前記ベース部に接触して配置される肉盛層と、を備え、
前記肉盛層は、
第2金属からなる母相と、
前記母相中に分散する硬質粒子と、を含み、
前記肉盛層の表面は鍛造面となっており、
前記肉盛層の前記表面から前記硬質粒子の平均粒径以内の領域である肉盛層表層領域内に位置する前記硬質粒子は、前記肉盛層に埋め込まれた状態で並んで配置される、機械部品。 - 前記肉盛層表層領域内に位置する前記硬質粒子は、前記肉盛層の前記表面に接するように配置される、請求項1に記載の機械部品。
- 前記肉盛層表層領域内に位置する前記硬質粒子の、前記肉盛層の前記表面から露出する領域に対応する中心角は鋭角である、請求項1に記載の機械部品。
- 前記肉盛層は、前記肉盛層と前記ベース部との界面を含む領域において、前記ベース部に向けて突出する突出部を含む、請求項1〜3のいずれか1項に記載の機械部品。
- 前記突出部には、前記硬質粒子の少なくとも一部が進入している、請求項4に記載の機械部品。
- 履帯式足回り部品、バケットツース、または破砕装置の歯部として用いられる、請求項1〜5のいずれか1項に記載の機械部品。
- 第1金属からなるベース部材を準備する工程と、
前記ベース部材の表面の少なくとも一部を覆うように肉盛層を形成する工程と、
前記肉盛層が加工されるように、前記肉盛層が形成された前記ベース部材を鍛造する工程と、を備え、
前記肉盛層を形成する工程では、第2金属からなる母相と、前記母相中に分散する硬質粒子と、を含む前記肉盛層が形成される、機械部品の製造方法。 - 前記肉盛層が形成された前記ベース部材を鍛造する工程では、前記肉盛層が形成された前記ベース部材が熱間鍛造される、請求項7に記載の機械部品の製造方法。
- 前記機械部品は、履帯式足回り部品、バケットツース、または破砕装置の歯として用いられる、請求項7または8に記載の機械部品の製造方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2014/080540 WO2016079813A1 (ja) | 2014-11-18 | 2014-11-18 | 機械部品およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016079813A1 JPWO2016079813A1 (ja) | 2017-08-31 |
JP6437569B2 true JP6437569B2 (ja) | 2018-12-12 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016559730A Active JP6437569B2 (ja) | 2014-11-18 | 2014-11-18 | 機械部品およびその製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10730129B2 (ja) |
JP (1) | JP6437569B2 (ja) |
CN (1) | CN106715024B (ja) |
AU (1) | AU2014411636B2 (ja) |
DE (1) | DE112014007178T5 (ja) |
WO (1) | WO2016079813A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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DE112015006532B4 (de) | 2015-06-26 | 2022-07-07 | Komatsu Ltd. | Bodenplatte als Bestandteil einer Kette einer Ketten-Fahreinrichtung und Verfahren zum Herstellen einer solchen Bodenplatte |
US10518829B2 (en) | 2017-06-26 | 2019-12-31 | Caterpillar Inc. | Lobed track pin |
US11524733B2 (en) * | 2019-08-07 | 2022-12-13 | Caterpillar Inc. | Track assembly bushing having while iron member |
US11878750B2 (en) * | 2020-01-17 | 2024-01-23 | Caterpillar Inc. | Wear inserts cast in a wear surface of a drive component |
US11572114B2 (en) * | 2020-03-10 | 2023-02-07 | Caterpillar Inc. | Track assembly bushing having a wear member |
CN112170774B (zh) * | 2020-09-22 | 2022-04-12 | 浙江继望锻造科技有限公司 | 一种锻造斗齿铸锻淬一体化生产工艺 |
CN115533005B (zh) * | 2022-10-21 | 2024-07-02 | 杭州爱博汽车零部件有限公司 | 一种大规格花键轴的单齿径向锻造成型装置及工艺 |
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2014
- 2014-11-18 JP JP2016559730A patent/JP6437569B2/ja active Active
- 2014-11-18 US US15/500,630 patent/US10730129B2/en active Active
- 2014-11-18 WO PCT/JP2014/080540 patent/WO2016079813A1/ja active Application Filing
- 2014-11-18 DE DE112014007178.1T patent/DE112014007178T5/de active Pending
- 2014-11-18 CN CN201480081872.3A patent/CN106715024B/zh active Active
- 2014-11-18 AU AU2014411636A patent/AU2014411636B2/en active Active
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US20170216949A1 (en) | 2017-08-03 |
US10730129B2 (en) | 2020-08-04 |
DE112014007178T5 (de) | 2017-08-24 |
AU2014411636B2 (en) | 2018-04-19 |
WO2016079813A1 (ja) | 2016-05-26 |
CN106715024B (zh) | 2019-10-25 |
AU2014411636A1 (en) | 2017-02-23 |
JPWO2016079813A1 (ja) | 2017-08-31 |
CN106715024A (zh) | 2017-05-24 |
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