JP2016078036A - スポット溶接用電極 - Google Patents
スポット溶接用電極 Download PDFInfo
- Publication number
- JP2016078036A JP2016078036A JP2014209076A JP2014209076A JP2016078036A JP 2016078036 A JP2016078036 A JP 2016078036A JP 2014209076 A JP2014209076 A JP 2014209076A JP 2014209076 A JP2014209076 A JP 2014209076A JP 2016078036 A JP2016078036 A JP 2016078036A
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- spot welding
- alloy
- tungsten
- present
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
- B23K35/0205—Non-consumable electrodes; C-electrodes
-
- 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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/222—Non-consumable electrodes
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
Abstract
Description
(1)銅合金及びタングステン焼結合金を含むスポット溶接用電極であって、被溶接物と接触する先端部分にタングステン焼結合金を有し、銅合金及びタングステン焼結合金が1つの平面のみで接合されており、電極の熱伝導率が60W/mK〜120W/mKであるスポット溶接用電極。
(2)タングステン焼結合金の平均粒子径が3μm以下である(1)のスポット溶接用電極。
図1のような構成でスポット溶接用電極1を作製した。銅合金としてクロム銅を用い、タングステン焼結合金として焼結炭化タングステン(平均粒子径3μm)を用いた。
銅合金としてクロム銅を用い、図2のような構成でスポット溶接用電極5を作製した。得られたスポット溶接用電極の熱伝導率は320W/mKであった。
実施例及び比較例のスポット溶接用電極を対向配置し、加圧力100kgf、通電時間6サイクルの条件にて、溶接電流値を変更して加圧通電してスポット溶接を行った。被溶接物として板厚1.2mmのアルミニウム合金材を用いた。形成されたナゲット(被溶接物の溶融凝固部)径を測定することにより溶接強度を評価した。ナゲット径が大きいほど、溶接強度が大きい。結果を図3に示す。
2:タングステン焼結合金
3:銅合金
4:接合平面
5:比較例のスポット溶接用電極
Claims (2)
- 銅合金及びタングステン焼結合金を含むスポット溶接用電極であって、被溶接物と接触する先端部分にタングステン焼結合金を有し、銅合金及びタングステン焼結合金が1つの平面のみで接合されており、電極の熱伝導率が60W/mK〜120W/mKであるスポット溶接用電極。
- タングステン焼結合金の平均粒子径が3μm以下である請求項1のスポット溶接用電極。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014209076A JP2016078036A (ja) | 2014-10-10 | 2014-10-10 | スポット溶接用電極 |
CN201510631315.0A CN105499778A (zh) | 2014-10-10 | 2015-09-29 | 点焊电极 |
DE102015116665.8A DE102015116665A1 (de) | 2014-10-10 | 2015-10-01 | Punktschweißelektrode |
US14/872,536 US20160101487A1 (en) | 2014-10-10 | 2015-10-01 | Spot welding electrode |
KR1020150141459A KR20160042787A (ko) | 2014-10-10 | 2015-10-08 | 스폿 용접용 전극 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014209076A JP2016078036A (ja) | 2014-10-10 | 2014-10-10 | スポット溶接用電極 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2016078036A true JP2016078036A (ja) | 2016-05-16 |
Family
ID=55644270
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014209076A Pending JP2016078036A (ja) | 2014-10-10 | 2014-10-10 | スポット溶接用電極 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20160101487A1 (ja) |
JP (1) | JP2016078036A (ja) |
KR (1) | KR20160042787A (ja) |
CN (1) | CN105499778A (ja) |
DE (1) | DE102015116665A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105908104B (zh) * | 2016-05-10 | 2017-07-14 | 广州市华司特合金制品有限公司 | 一种钨合金屏蔽板及其制备方法 |
CN107775166B (zh) * | 2016-08-31 | 2023-04-14 | 浙江嘉熙科技股份有限公司 | 用于电阻焊机的焊接组件及电阻焊机 |
USD908150S1 (en) | 2020-05-08 | 2021-01-19 | Luvata Ohio, Inc. | Welding cap |
US11974384B2 (en) | 2020-05-28 | 2024-04-30 | The Esab Group Inc. | Consumables for cutting torches |
CN116900434B (zh) * | 2023-09-12 | 2023-12-15 | 长春三友汽车部件制造有限公司 | 一种提高铝合金电阻点焊电极耐磨性的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1177351A (en) * | 1966-10-11 | 1970-01-14 | Hirst Electric Ind Ltd | Improvements in and relating to welding electrodes and the like |
JPS6380983A (ja) * | 1986-09-22 | 1988-04-11 | Hitachi Ltd | 抵抗加熱圧接用電極 |
JPH05320814A (ja) * | 1992-05-19 | 1993-12-07 | Asahi Glass Co Ltd | 複合部材とその製造方法 |
JP2009220168A (ja) * | 2008-03-18 | 2009-10-01 | Aisin Seiki Co Ltd | 抵抗溶接用電極 |
JP2014094408A (ja) * | 2012-10-11 | 2014-05-22 | Nippon Steel & Sumitomo Metal | 溶接継手及び溶接継手の製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0417982A (ja) | 1990-05-14 | 1992-01-22 | Toshiba Corp | 溶接電極 |
JP4683896B2 (ja) | 2004-10-05 | 2011-05-18 | 日本タングステン株式会社 | スポット溶接用電極 |
US7538294B2 (en) * | 2005-05-17 | 2009-05-26 | Huys Industries Limited | Welding electrode and method |
US8471169B2 (en) * | 2006-06-08 | 2013-06-25 | Nippon Tungsten Co., Ltd. | Electrode for spot welding |
EP2198993B1 (en) * | 2008-12-19 | 2012-09-26 | EPoS S.r.L. | Sintering process and corresponding sintering system |
JP6153744B2 (ja) * | 2013-03-06 | 2017-06-28 | 新日鐵住金株式会社 | 溶接継手の製造方法 |
-
2014
- 2014-10-10 JP JP2014209076A patent/JP2016078036A/ja active Pending
-
2015
- 2015-09-29 CN CN201510631315.0A patent/CN105499778A/zh active Pending
- 2015-10-01 US US14/872,536 patent/US20160101487A1/en not_active Abandoned
- 2015-10-01 DE DE102015116665.8A patent/DE102015116665A1/de not_active Withdrawn
- 2015-10-08 KR KR1020150141459A patent/KR20160042787A/ko not_active Application Discontinuation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1177351A (en) * | 1966-10-11 | 1970-01-14 | Hirst Electric Ind Ltd | Improvements in and relating to welding electrodes and the like |
JPS6380983A (ja) * | 1986-09-22 | 1988-04-11 | Hitachi Ltd | 抵抗加熱圧接用電極 |
JPH05320814A (ja) * | 1992-05-19 | 1993-12-07 | Asahi Glass Co Ltd | 複合部材とその製造方法 |
JP2009220168A (ja) * | 2008-03-18 | 2009-10-01 | Aisin Seiki Co Ltd | 抵抗溶接用電極 |
JP2014094408A (ja) * | 2012-10-11 | 2014-05-22 | Nippon Steel & Sumitomo Metal | 溶接継手及び溶接継手の製造方法 |
Non-Patent Citations (2)
Title |
---|
中野ハガネ株式会社 都田研究所, 主な溶接用電極の特性, JPN6017018451, 18 July 2013 (2013-07-18) * |
中野ハガネ株式会社 都田研究所, 製品詳細, JPN6017018449, 18 July 2013 (2013-07-18) * |
Also Published As
Publication number | Publication date |
---|---|
DE102015116665A1 (de) | 2016-04-14 |
US20160101487A1 (en) | 2016-04-14 |
CN105499778A (zh) | 2016-04-20 |
KR20160042787A (ko) | 2016-04-20 |
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