JP4170962B2 - フロント装置 - Google Patents
フロント装置 Download PDFInfo
- Publication number
- JP4170962B2 JP4170962B2 JP2004214631A JP2004214631A JP4170962B2 JP 4170962 B2 JP4170962 B2 JP 4170962B2 JP 2004214631 A JP2004214631 A JP 2004214631A JP 2004214631 A JP2004214631 A JP 2004214631A JP 4170962 B2 JP4170962 B2 JP 4170962B2
- Authority
- JP
- Japan
- Prior art keywords
- plate
- bent
- box body
- boom
- reinforcing
- 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
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 146
- 238000003466 welding Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 description 24
- 239000010959 steel Substances 0.000 description 24
- 238000005452 bending Methods 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000002301 combined effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
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
- E02F3/30—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
- E02F3/307—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 the boom and the dipper-arm being connected so as to permit relative movement in more than one plane
-
- 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
- E02F3/301—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 with more than two arms (boom included), e.g. two-part boom with additional dipper-arm
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
2 下部走行体(車体)
3 上部旋回体(車体)
4,90 作業装置
4A,71 ロアブーム(フロント装置)
4B,11,31,41,51 アッパブーム(フロント装置)
90A,91 ブーム(フロント装置)
4D,81,90B アーム(フロント装置)
4E,90C バケット(作業具)
12,12′,42,52,72,82,92 ボックス体
13,43,53,73,83,93 上板
14,44,54,74,84,94 下板
15,45,55,75,85,95 左側板
16,32,46,56,76,86,96 右側板
15B,15C,16B,16C,43B,43C,44B,44C,53B,53C,54B,54C,55B,55C,56B,56C,73B,74B,84B,93B,94B 屈曲板部
18,19,47,48,57,58,77,87,88,97 ボス
20,61 左補強板
21,62 右補強板
49,59,78,98 上補強板
50,60,79,89,99 下補強板
Claims (5)
- 上板、下板、左側板及び右側板を溶接することにより形成されたボックス体と、該ボックス体の少なくとも一方の端部に設けられ前記上板、下板、左側板及び右側板の端部が溶接されるボスとを備えてなるフロント装置において、
前記左側板と右側板のうち少なくとも一方の側板には内側に屈曲した屈曲板部を設け、
前記屈曲板部の外側には前記側板と前記ボスとの間に補強板を設ける構成としたことを特徴とするフロント装置。 - 上板、下板、左側板及び右側板を溶接することにより形成されたボックス体と、該ボックス体の少なくとも一方の端部に設けられ前記上板、下板、左側板及び右側板の端部が溶接されるボスとを備えてなるフロント装置において、
前記上板と下板のうち少なくとも一方の板には内側に屈曲した屈曲板部を設け、
前記屈曲板部の外側には前記板と前記ボスとの間に補強板を設ける構成としたことを特徴とするフロント装置。 - 上板、下板、左側板及び右側板を溶接することにより形成されたボックス体と、該ボックス体の少なくとも一方の端部に設けられ前記上板、下板、左側板及び右側板の端部が溶接されるボスとを備えてなるフロント装置において、
前記左側板と右側板のうち少なくとも一方の側板には内側に屈曲した一の屈曲板部を設けると共に、前記上板と下板のうち少なくとも一方の板には内側に屈曲した他の屈曲板部を設け、
前記一の屈曲板部の外側には前記側板と前記ボスとの間に一の補強板を設けると共に、前記他の屈曲板部の外側には前記板と前記ボスとの間に他の補強板を設ける構成としたことを特徴とするフロント装置。 - 前記ボックス体は、建設機械の車体に俯仰動可能に連結されるロアブームと、該ロアブームの先端側に左,右方向に揺動可能に連結されたアッパブームと、該アッパブームの先端側にアーム支持体を介して回動可能に連結され作業具が取付けられたアームとのうち少なくとも1個の部材を構成してなる請求項1,2または3に記載のフロント装置。
- 前記ボックス体は、建設機械の車体に俯仰動可能に連結されるブームと、該ブームの先端側に回動可能に連結され作業具が取付けられたアームとのうち少なくとも一方の部材を構成してなる請求項1,2または3に記載のフロント装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004214631A JP4170962B2 (ja) | 2004-07-22 | 2004-07-22 | フロント装置 |
PCT/JP2005/010755 WO2006008892A1 (ja) | 2004-07-22 | 2005-06-07 | フロント装置 |
EP05748200A EP1775390A4 (en) | 2004-07-22 | 2005-06-07 | FRONT DEVICE |
KR1020067013324A KR100996078B1 (ko) | 2004-07-22 | 2005-06-07 | 전방 장치 |
CN2005800051002A CN1922367B (zh) | 2004-07-22 | 2005-06-07 | 前置装置 |
US10/588,502 US7448841B2 (en) | 2004-07-22 | 2005-06-07 | Front device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004214631A JP4170962B2 (ja) | 2004-07-22 | 2004-07-22 | フロント装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006037363A JP2006037363A (ja) | 2006-02-09 |
JP4170962B2 true JP4170962B2 (ja) | 2008-10-22 |
Family
ID=35785018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004214631A Expired - Fee Related JP4170962B2 (ja) | 2004-07-22 | 2004-07-22 | フロント装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7448841B2 (ja) |
EP (1) | EP1775390A4 (ja) |
JP (1) | JP4170962B2 (ja) |
KR (1) | KR100996078B1 (ja) |
CN (1) | CN1922367B (ja) |
WO (1) | WO2006008892A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8505258B2 (en) * | 2000-08-17 | 2013-08-13 | Industrial Origami, Inc. | Load-bearing three-dimensional structure |
US8584362B2 (en) * | 2008-11-06 | 2013-11-19 | Wayne Industrial Holdings, Llc | Three piece lift arm apparatus and method |
EP2466014B1 (en) * | 2010-12-14 | 2020-05-27 | Caterpillar, Inc. | Linkage arrangement |
WO2012157676A1 (ja) * | 2011-05-19 | 2012-11-22 | 日立建機株式会社 | 建設機械用アーム |
US9334624B2 (en) | 2011-08-22 | 2016-05-10 | Cnh Industrial America Llc | Articulated work machine |
US8998560B2 (en) * | 2012-01-05 | 2015-04-07 | Deere & Company | Boom assembly |
ITMI20120206A1 (it) * | 2012-02-14 | 2013-08-15 | Cifa Spa | Segmento di un braccio articolato e braccio articolato comprendente detto segmento |
DE102012224340A1 (de) | 2012-12-21 | 2014-06-26 | Putzmeister Engineering Gmbh | Mastarm für einen Betonverteilermast und Verfahren zu dessen Herstellung |
JP6232643B2 (ja) * | 2014-06-05 | 2017-11-22 | 日立建機株式会社 | 建設機械用ブーム |
CN109339130B (zh) * | 2018-11-02 | 2023-11-10 | 徐州徐工矿业机械有限公司 | 一种反铲式挖掘机动臂 |
CN113250254A (zh) * | 2021-06-29 | 2021-08-13 | 中联重科股份有限公司 | 挖掘机动臂及挖掘机 |
Family Cites Families (14)
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 |
JPS6294140U (ja) * | 1985-12-02 | 1987-06-16 | ||
JPH05331539A (ja) | 1992-06-01 | 1993-12-14 | Kobe Steel Ltd | 溶接性の優れた低降伏比高強度高靭性鋼の製造方法 |
JPH06294144A (ja) * | 1993-04-08 | 1994-10-21 | Komatsu Ltd | 建設機械用作業機の製造方法 |
US5611657A (en) * | 1995-03-13 | 1997-03-18 | Case Corporation | Reinforced loader arm assembly |
JP3691151B2 (ja) | 1996-03-06 | 2005-08-31 | ヤンマー株式会社 | 掘削作業腕構造 |
JPH09242108A (ja) | 1996-03-07 | 1997-09-16 | Shin Caterpillar Mitsubishi Ltd | 油圧ショベルの作業装置 |
JPH11200397A (ja) * | 1998-01-10 | 1999-07-27 | Komatsu Ltd | 建機作業機用箱形構造物の製造方法 |
US6158949A (en) * | 1998-04-29 | 2000-12-12 | Caterpillar Inc. | Boom assembly of a work machine |
JP2001081810A (ja) | 1999-09-13 | 2001-03-27 | Kubota Corp | 作業機のブーム |
JP3567365B2 (ja) * | 1999-10-21 | 2004-09-22 | 新キャタピラー三菱株式会社 | 作業機械の作業腕構造 |
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 |
JP4030833B2 (ja) * | 2002-01-04 | 2008-01-09 | 株式会社小松製作所 | 作業機の長尺構造部材 |
JP2004124357A (ja) * | 2002-08-02 | 2004-04-22 | Kobelco Contstruction Machinery Ltd | ブーム構造およびブーム部材の製造方法 |
-
2004
- 2004-07-22 JP JP2004214631A patent/JP4170962B2/ja not_active Expired - Fee Related
-
2005
- 2005-06-07 CN CN2005800051002A patent/CN1922367B/zh not_active Expired - Fee Related
- 2005-06-07 WO PCT/JP2005/010755 patent/WO2006008892A1/ja active Application Filing
- 2005-06-07 KR KR1020067013324A patent/KR100996078B1/ko not_active IP Right Cessation
- 2005-06-07 US US10/588,502 patent/US7448841B2/en not_active Expired - Fee Related
- 2005-06-07 EP EP05748200A patent/EP1775390A4/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP1775390A1 (en) | 2007-04-18 |
JP2006037363A (ja) | 2006-02-09 |
CN1922367A (zh) | 2007-02-28 |
KR20070033950A (ko) | 2007-03-27 |
CN1922367B (zh) | 2011-02-09 |
EP1775390A4 (en) | 2012-01-18 |
US7448841B2 (en) | 2008-11-11 |
US20070124963A1 (en) | 2007-06-07 |
KR100996078B1 (ko) | 2010-11-22 |
WO2006008892A1 (ja) | 2006-01-26 |
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