JP6538072B2 - 耐摩耗部品およびその製造方法 - Google Patents
耐摩耗部品およびその製造方法 Download PDFInfo
- Publication number
- JP6538072B2 JP6538072B2 JP2016559728A JP2016559728A JP6538072B2 JP 6538072 B2 JP6538072 B2 JP 6538072B2 JP 2016559728 A JP2016559728 A JP 2016559728A JP 2016559728 A JP2016559728 A JP 2016559728A JP 6538072 B2 JP6538072 B2 JP 6538072B2
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- Prior art keywords
- layer
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- buildup
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- hard particles
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims description 25
- 238000005299 abrasion Methods 0.000 title description 4
- 239000010410 layer Substances 0.000 claims description 157
- 239000002245 particle Substances 0.000 claims description 78
- 238000005242 forging Methods 0.000 claims description 29
- 238000005253 cladding Methods 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 239000011159 matrix material Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 239000002344 surface layer Substances 0.000 claims description 7
- 230000001154 acute effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 description 35
- 230000015572 biosynthetic process Effects 0.000 description 23
- 230000000052 comparative effect Effects 0.000 description 16
- 238000012545 processing Methods 0.000 description 13
- 230000035515 penetration Effects 0.000 description 10
- 238000007589 penetration resistance test Methods 0.000 description 7
- 239000002689 soil Substances 0.000 description 7
- 239000004576 sand Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000005552 hardfacing Methods 0.000 description 5
- 238000000879 optical micrograph Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000004927 clay Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 102200082816 rs34868397 Human genes 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- 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
- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
- B23K31/025—Connecting cutting edges or the like to tools; Attaching reinforcements to workpieces, e.g. wear-resisting zones to tableware
-
- 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
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
- B23K9/29—Supporting devices adapted for making use of shielding means
- B23K9/291—Supporting devices adapted for making use of shielding means the shielding means being a gas
- B23K9/295—Supporting devices adapted for making use of shielding means the shielding means being a gas using consumable electrode-wire
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Component Parts Of Construction Machinery (AREA)
- Earth Drilling (AREA)
Description
Claims (8)
- 第1金属からなるベース部と、
前記ベース部の表面の一部である被覆領域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、
前記ベース部の表面の、前記被覆領域と前記被覆領域以外の領域である露出領域との境界である肉盛端部において、前記露出領域と前記肉盛層の表面とは同一面を構成する鍛造面となっており、
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、を含む、耐摩耗部品。 - 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、請求項1に記載の耐摩耗部品。
- 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2に記載の耐摩耗部品。
- 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2に記載の耐摩耗部品。
- 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〜請求項4のいずれか1項に記載の耐摩耗部品。
- 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5に記載の耐摩耗部品。
- 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一部である被覆領域に接触して前記被覆領域を覆うように、肉盛層を形成する工程と、
前記ベース部材の表面の、前記被覆領域と前記被覆領域以外の領域である露出領域との境界である肉盛端部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、耐摩耗部品の製造方法。 - 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に記載の耐摩耗部品の製造方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2014/080538 WO2016079811A1 (ja) | 2014-11-18 | 2014-11-18 | 耐摩耗部品およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016079811A1 JPWO2016079811A1 (ja) | 2017-08-24 |
JP6538072B2 true JP6538072B2 (ja) | 2019-07-03 |
Family
ID=56013426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016559728A Active JP6538072B2 (ja) | 2014-11-18 | 2014-11-18 | 耐摩耗部品およびその製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10500666B2 (ja) |
JP (1) | JP6538072B2 (ja) |
CN (1) | CN106715022B (ja) |
AU (1) | AU2014411634B2 (ja) |
DE (1) | DE112014007181T5 (ja) |
WO (1) | WO2016079811A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106715024B (zh) * | 2014-11-18 | 2019-10-25 | 株式会社小松制作所 | 机械部件及其制造方法 |
DE112014007180T5 (de) * | 2014-11-18 | 2017-08-24 | Komatsu Ltd. | Triebrad und Verfahren zum Herstellen desselben |
JP6804143B2 (ja) * | 2016-09-30 | 2020-12-23 | 株式会社小松製作所 | 耐土砂摩耗部品およびその製造方法 |
AU2021254246B2 (en) * | 2020-04-09 | 2024-02-08 | Komatsu Ltd. | Wear-resistant component |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0323025A (ja) | 1989-06-20 | 1991-01-31 | Komatsu Ltd | 硬質微粒子の金属への埋め込み方法 |
JPH0577042A (ja) | 1991-09-17 | 1993-03-30 | Isuzu Motors Ltd | 鋳鉄部品の表面改質方法 |
JP3382730B2 (ja) | 1994-08-02 | 2003-03-04 | 株式会社小松製作所 | 耐摩耗肉盛層形成方法およびその方法を用いる耐摩耗複合材 |
AU693581B2 (en) | 1994-08-02 | 1998-07-02 | Komatsu Limited | Method of forming wear-resistant padding layer and wear-resistant composite material |
US6118098A (en) | 1997-10-10 | 2000-09-12 | Siemens Westinghouse Power Corporation | Turbine rotor modernization and repair method |
JP4901324B2 (ja) | 2006-06-20 | 2012-03-21 | 株式会社小松製作所 | 硬化肉盛層形成方法 |
JP6011098B2 (ja) * | 2011-07-25 | 2016-10-19 | 大同特殊鋼株式会社 | 大型船舶用エンジン排気バルブの製造方法 |
US9121237B2 (en) * | 2011-07-28 | 2015-09-01 | Baker Hughes Incorporated | Methods of coating wellbore tools and components having such coatings |
PL2740908T3 (pl) | 2012-06-14 | 2017-06-30 | Nittan Valve Co., Ltd. | Sposób formowania powierzchni zaworu grzybkowego oraz zawory grzybkowe mające powierzchnie uformowane tym sposobem |
CN103706921B (zh) | 2013-12-23 | 2015-08-12 | 鞍钢实业集团冶金机械有限公司 | 热连轧精轧机支承辊堆焊修复方法 |
-
2014
- 2014-11-18 JP JP2016559728A patent/JP6538072B2/ja active Active
- 2014-11-18 DE DE112014007181.1T patent/DE112014007181T5/de active Pending
- 2014-11-18 WO PCT/JP2014/080538 patent/WO2016079811A1/ja active Application Filing
- 2014-11-18 CN CN201480081868.7A patent/CN106715022B/zh active Active
- 2014-11-18 AU AU2014411634A patent/AU2014411634B2/en active Active
- 2014-11-18 US US15/500,689 patent/US10500666B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN106715022B (zh) | 2019-11-12 |
JPWO2016079811A1 (ja) | 2017-08-24 |
AU2014411634A1 (en) | 2017-02-23 |
US20170216951A1 (en) | 2017-08-03 |
WO2016079811A1 (ja) | 2016-05-26 |
US10500666B2 (en) | 2019-12-10 |
AU2014411634B2 (en) | 2018-03-29 |
DE112014007181T5 (de) | 2017-08-24 |
CN106715022A (zh) | 2017-05-24 |
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