CN106062282B - 工程机械用起重臂 - Google Patents

工程机械用起重臂 Download PDF

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Publication number
CN106062282B
CN106062282B CN201580012253.3A CN201580012253A CN106062282B CN 106062282 B CN106062282 B CN 106062282B CN 201580012253 A CN201580012253 A CN 201580012253A CN 106062282 B CN106062282 B CN 106062282B
Authority
CN
China
Prior art keywords
plate
front lower
welding
lower plate
joined
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.)
Expired - Fee Related
Application number
CN201580012253.3A
Other languages
English (en)
Chinese (zh)
Other versions
CN106062282A (zh
Inventor
山下悟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Publication of CN106062282A publication Critical patent/CN106062282A/zh
Application granted granted Critical
Publication of CN106062282B publication Critical patent/CN106062282B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
    • 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
    • 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
    • B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • B23K37/06—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for positioning the molten material, e.g. confining it to a desired area
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/14—Booms only for booms with cable suspension arrangements; Cable suspensions
    • 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
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/32—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom working downwardly and towards the machine, e.g. with backhoes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Body Structure For Vehicles (AREA)
CN201580012253.3A 2014-06-05 2015-06-04 工程机械用起重臂 Expired - Fee Related CN106062282B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014116824A JP6232643B2 (ja) 2014-06-05 2014-06-05 建設機械用ブーム
JP2014-116824 2014-06-05
PCT/JP2015/066242 WO2015186800A1 (ja) 2014-06-05 2015-06-04 建設機械用ブーム

Publications (2)

Publication Number Publication Date
CN106062282A CN106062282A (zh) 2016-10-26
CN106062282B true CN106062282B (zh) 2018-01-05

Family

ID=54766868

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580012253.3A Expired - Fee Related CN106062282B (zh) 2014-06-05 2015-06-04 工程机械用起重臂

Country Status (6)

Country Link
US (1) US10370817B2 (enExample)
EP (1) EP3153628B1 (enExample)
JP (1) JP6232643B2 (enExample)
KR (1) KR101769070B1 (enExample)
CN (1) CN106062282B (enExample)
WO (1) WO2015186800A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017145665A (ja) * 2016-02-19 2017-08-24 株式会社日立建機ティエラ 建設機械
DE102016112748A1 (de) 2016-07-12 2018-01-18 Schwing Gmbh Großmanipulator mit gewichtoptimiertem Knickmast
JP6542175B2 (ja) * 2016-09-23 2019-07-10 日立建機株式会社 ダンプトラック
US10072392B2 (en) * 2016-09-29 2018-09-11 Deere & Company Boom foot design with protruding flanges
JP6829674B2 (ja) * 2017-09-25 2021-02-10 日立建機株式会社 作業機械の作業腕
DE102017223230A1 (de) * 2017-12-19 2019-06-19 Putzmeister Engineering Gmbh Mastarm-Segment mit mehrdimensionalem Formteil und Verfahren zum Herstellen eines Mastarm-Segments
CN108824516B (zh) * 2018-09-04 2021-03-16 柳州柳工挖掘机有限公司 挖掘机斗杆后支座
CN109537656A (zh) * 2018-11-26 2019-03-29 中联重科股份有限公司 动臂、动臂的制造方法以及挖掘机
CN109555176A (zh) * 2018-11-26 2019-04-02 中联重科股份有限公司 动臂、动臂的制造方法及挖掘机
JP7401418B2 (ja) * 2020-09-28 2023-12-19 日立建機株式会社 建設機械

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102140806A (zh) * 2011-03-22 2011-08-03 三一重机有限公司 一种新型焊接斗杆
CN102561428A (zh) * 2012-03-16 2012-07-11 三一重机有限公司 一种锻件前支承挖掘机斗杆及挖掘机
WO2012153638A1 (ja) * 2011-05-12 2012-11-15 日立建機株式会社 建設機械
CN103403263A (zh) * 2011-04-20 2013-11-20 日立建机株式会社 工程机械用起重臂

Family Cites Families (21)

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Publication number Priority date Publication date Assignee Title
US4392314A (en) * 1982-02-16 1983-07-12 J. I. Case Company Boom and dipper stick construction
US5159175A (en) 1990-10-03 1992-10-27 Terex Corporation Method of welding a first to a second metal plate
JPH0660647U (ja) * 1993-01-28 1994-08-23 株式会社小松製作所 建設機械等用作業装置の溶接品構造物
JPH06220882A (ja) * 1993-01-28 1994-08-09 Komatsu Ltd 建設機械等用ブーム構造物
JP3691151B2 (ja) * 1996-03-06 2005-08-31 ヤンマー株式会社 掘削作業腕構造
JP3765233B2 (ja) * 1997-07-15 2006-04-12 株式会社小松製作所 バケット式掘削機のブーム及びその製造方法
JP3730551B2 (ja) * 2001-09-19 2006-01-05 日立建機株式会社 オフセットブーム式建設機械
JP2005029984A (ja) * 2003-07-08 2005-02-03 Hitachi Constr Mach Co Ltd 建設機械用作業腕及びその製造方法
JP2005169410A (ja) 2003-12-08 2005-06-30 Hitachi Constr Mach Co Ltd 差厚材のレーザ溶接方法
JP2005213819A (ja) * 2004-01-28 2005-08-11 Hitachi Constr Mach Co Ltd 建設機械用作業腕
JP4170962B2 (ja) * 2004-07-22 2008-10-22 日立建機株式会社 フロント装置
JP5577015B2 (ja) * 2007-09-05 2014-08-20 株式会社小松製作所 作業機ブーム
JP2010150775A (ja) * 2008-12-24 2010-07-08 Sumitomo (Shi) Construction Machinery Co Ltd 建設機械のアタッチメント構造
CN102029457B (zh) 2010-12-01 2012-10-03 武昌船舶重工有限责任公司 一种高强度船体结构用钢立对接焊焊接工艺方法
JP5632076B2 (ja) * 2011-05-19 2014-11-26 日立建機株式会社 建設機械用アーム
KR101821273B1 (ko) * 2011-05-19 2018-01-23 히다치 겡키 가부시키 가이샤 건설 기계용 아암
JP2012241421A (ja) * 2011-05-19 2012-12-10 Hitachi Constr Mach Co Ltd 建設機械用アーム
JP5562903B2 (ja) 2011-05-19 2014-07-30 日立建機株式会社 建設機械用アーム
JP5595974B2 (ja) * 2011-05-19 2014-09-24 日立建機株式会社 建設機械用アーム
US9200424B2 (en) * 2011-09-20 2015-12-01 Deere & Company Boom apparatus with sandwiched knuckle body
US9187875B2 (en) * 2012-02-16 2015-11-17 Hitachi Construction Machinery Co., Ltd. Arm for construction machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102140806A (zh) * 2011-03-22 2011-08-03 三一重机有限公司 一种新型焊接斗杆
CN103403263A (zh) * 2011-04-20 2013-11-20 日立建机株式会社 工程机械用起重臂
WO2012153638A1 (ja) * 2011-05-12 2012-11-15 日立建機株式会社 建設機械
CN102561428A (zh) * 2012-03-16 2012-07-11 三一重机有限公司 一种锻件前支承挖掘机斗杆及挖掘机

Also Published As

Publication number Publication date
EP3153628A1 (en) 2017-04-12
US10370817B2 (en) 2019-08-06
KR101769070B1 (ko) 2017-08-17
JP6232643B2 (ja) 2017-11-22
US20170067224A1 (en) 2017-03-09
CN106062282A (zh) 2016-10-26
KR20160119179A (ko) 2016-10-12
JP2015229876A (ja) 2015-12-21
EP3153628B1 (en) 2020-04-08
EP3153628A4 (en) 2018-01-17
WO2015186800A1 (ja) 2015-12-10

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Granted publication date: 20180105