CN117242225A - 作业机 - Google Patents

作业机 Download PDF

Info

Publication number
CN117242225A
CN117242225A CN202280032926.1A CN202280032926A CN117242225A CN 117242225 A CN117242225 A CN 117242225A CN 202280032926 A CN202280032926 A CN 202280032926A CN 117242225 A CN117242225 A CN 117242225A
Authority
CN
China
Prior art keywords
boom
arm
straight line
cylinder
support shaft
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
Application number
CN202280032926.1A
Other languages
English (en)
Chinese (zh)
Inventor
八田和之
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.)
Kubota Corp
Original Assignee
Kubota Corp
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 Kubota Corp filed Critical Kubota Corp
Publication of CN117242225A publication Critical patent/CN117242225A/zh
Pending legal-status Critical Current

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
    • E02F3/382—Connections to the frame; Supports for booms or arms
    • E02F3/384—Connections to the frame; Supports for booms or arms the boom being pivotable relative to the frame about a vertical axis
    • 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
    • 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
    • E02F3/325—Backhoes of the miniature type
    • 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
    • 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
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/425—Drive systems for dipper-arms, backhoes or the like
    • 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
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2275—Hoses and supports therefor and protection therefor
    • 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
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/963—Arrangements on backhoes for alternate use of different tools
    • E02F3/964—Arrangements on backhoes for alternate use of different tools of several tools mounted on one machine
    • 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
    • E02F9/16—Cabins, platforms, or the like, for drivers
    • 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
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • 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
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Shovels (AREA)
  • Forklifts And Lifting Vehicles (AREA)
CN202280032926.1A 2021-06-29 2022-03-25 作业机 Pending CN117242225A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-107839 2021-06-29
JP2021107839 2021-06-29
PCT/JP2022/014329 WO2023276345A1 (ja) 2021-06-29 2022-03-25 作業機

Publications (1)

Publication Number Publication Date
CN117242225A true CN117242225A (zh) 2023-12-15

Family

ID=84692622

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280032926.1A Pending CN117242225A (zh) 2021-06-29 2022-03-25 作业机

Country Status (5)

Country Link
US (1) US20240110358A1 (https=)
EP (1) EP4365372A4 (https=)
JP (1) JP7596535B2 (https=)
CN (1) CN117242225A (https=)
WO (1) WO2023276345A1 (https=)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728251A (en) * 1986-02-28 1988-03-01 Kubota, Ltd. Complete swivel type backhoe vehicle
JPH06264464A (ja) * 1993-03-10 1994-09-20 Toho Gas Co Ltd パワーショベル
JPH08269996A (ja) * 1995-03-30 1996-10-15 Kubota Corp バックホウ
JP2005090134A (ja) * 2003-09-18 2005-04-07 Hitachi Constr Mach Co Ltd 建設機械
CN104120744A (zh) * 2013-04-26 2014-10-29 日立建机株式会社 小型双臂作业机的前部件安装构造
CN106436790A (zh) * 2016-12-06 2017-02-22 林东星 一种装载挖掘一体机
CN111542665A (zh) * 2018-01-23 2020-08-14 株式会社久保田 作业机、作业机的控制方法、程序及其记录介质

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5415403U (https=) * 1977-07-05 1979-01-31
US10480541B2 (en) * 2017-07-06 2019-11-19 Deere & Company Intelligent boom control with rapid system cycling
JP7214519B2 (ja) 2019-03-15 2023-01-30 株式会社クボタ フロントガード及び作業機
JP7155072B2 (ja) * 2019-06-28 2022-10-18 株式会社クボタ 作業機の油圧システム及び作業機

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4728251A (en) * 1986-02-28 1988-03-01 Kubota, Ltd. Complete swivel type backhoe vehicle
JPH06264464A (ja) * 1993-03-10 1994-09-20 Toho Gas Co Ltd パワーショベル
JPH08269996A (ja) * 1995-03-30 1996-10-15 Kubota Corp バックホウ
JP2005090134A (ja) * 2003-09-18 2005-04-07 Hitachi Constr Mach Co Ltd 建設機械
CN104120744A (zh) * 2013-04-26 2014-10-29 日立建机株式会社 小型双臂作业机的前部件安装构造
CN106436790A (zh) * 2016-12-06 2017-02-22 林东星 一种装载挖掘一体机
CN111542665A (zh) * 2018-01-23 2020-08-14 株式会社久保田 作业机、作业机的控制方法、程序及其记录介质

Also Published As

Publication number Publication date
US20240110358A1 (en) 2024-04-04
JP7596535B2 (ja) 2024-12-09
EP4365372A1 (en) 2024-05-08
EP4365372A4 (en) 2025-06-25
JPWO2023276345A1 (https=) 2023-01-05
WO2023276345A1 (ja) 2023-01-05

Similar Documents

Publication Publication Date Title
EP2762642B1 (en) Skid steer loader lift linkage assembly
JP4314368B2 (ja) 積込み装置
JP7635183B2 (ja) 作業機、及び作業機の制御方法
CN103635635B (zh) 液压挖掘机
CN114174598A (zh) 建筑机械
WO2007080668A1 (ja) 作業機械
US12509854B2 (en) Working vehicle
JP3980253B2 (ja) 油圧シリンダーの断面略コ字形の三面保護構造
CN117242225A (zh) 作业机
JP4414355B2 (ja) 建設機械の排土装置
CN107306494B (zh) 作业车辆
EP1772565A1 (en) Hydraulic cylinder of outrigger
CN105339556B (zh) 铲斗及具备其的作业车辆
JP7579104B2 (ja) 建設機械
JPH0633476A (ja) スキッドステアローダのバケットレベリング装置
JP7280345B1 (ja) 作業車両
EP1717378A1 (en) An earth moving machine
KR102709915B1 (ko) 유압승강식 도저와 다짐기구가 구비된 건설장비
JP2005061061A (ja) 建設機械
JP3718672B2 (ja) 超小旋回作業機
JP4081186B2 (ja) 超小旋回作業機
CN121548670A (zh) 具有多半径包裹件的铲斗
JPH08128066A (ja) バックホウにおけるドーザ昇降用油圧シリンダの取付け構造
JP4332695B2 (ja) ショートリーチ式作業機械
JP2025037621A (ja) 作業機械

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination