JP6495857B2 - 建設機械 - Google Patents

建設機械 Download PDF

Info

Publication number
JP6495857B2
JP6495857B2 JP2016070130A JP2016070130A JP6495857B2 JP 6495857 B2 JP6495857 B2 JP 6495857B2 JP 2016070130 A JP2016070130 A JP 2016070130A JP 2016070130 A JP2016070130 A JP 2016070130A JP 6495857 B2 JP6495857 B2 JP 6495857B2
Authority
JP
Japan
Prior art keywords
boom
pressure
control valve
pilot pressure
construction machine
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.)
Active
Application number
JP2016070130A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017180712A (ja
JP2017180712A5 (enExample
Inventor
秀一 森木
秀一 森木
坂本　博史
博史 坂本
田中　宏明
宏明 田中
釣賀　靖貴
靖貴 釣賀
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
Priority to JP2016070130A priority Critical patent/JP6495857B2/ja
Application filed by Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to EP16897038.2A priority patent/EP3438468B1/en
Priority to PCT/JP2016/084103 priority patent/WO2017168822A1/ja
Priority to CN201680070727.4A priority patent/CN108368861B/zh
Priority to US16/074,132 priority patent/US10633825B2/en
Priority to KR1020187014982A priority patent/KR102110887B1/ko
Publication of JP2017180712A publication Critical patent/JP2017180712A/ja
Publication of JP2017180712A5 publication Critical patent/JP2017180712A5/ja
Application granted granted Critical
Publication of JP6495857B2 publication Critical patent/JP6495857B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • 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
    • E02F9/2292—Systems with two or more pumps
    • 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
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • 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
    • E02F9/2025—Particular purposes of control systems not otherwise provided for
    • E02F9/2029—Controlling the position of implements in function of its load, e.g. modifying the attitude of implements in accordance to vehicle speed
    • 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
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
    • E02F9/2242—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance including an electronic controller
    • 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
    • E02F9/2267—Valves or distributors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/044—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out"
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP2016070130A 2016-03-31 2016-03-31 建設機械 Active JP6495857B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2016070130A JP6495857B2 (ja) 2016-03-31 2016-03-31 建設機械
PCT/JP2016/084103 WO2017168822A1 (ja) 2016-03-31 2016-11-17 建設機械
CN201680070727.4A CN108368861B (zh) 2016-03-31 2016-11-17 工程机械
US16/074,132 US10633825B2 (en) 2016-03-31 2016-11-17 Construction machine
EP16897038.2A EP3438468B1 (en) 2016-03-31 2016-11-17 Construction machine with speed-up control section
KR1020187014982A KR102110887B1 (ko) 2016-03-31 2016-11-17 건설 기계

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016070130A JP6495857B2 (ja) 2016-03-31 2016-03-31 建設機械

Publications (3)

Publication Number Publication Date
JP2017180712A JP2017180712A (ja) 2017-10-05
JP2017180712A5 JP2017180712A5 (enExample) 2018-04-26
JP6495857B2 true JP6495857B2 (ja) 2019-04-03

Family

ID=59962878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016070130A Active JP6495857B2 (ja) 2016-03-31 2016-03-31 建設機械

Country Status (6)

Country Link
US (1) US10633825B2 (enExample)
EP (1) EP3438468B1 (enExample)
JP (1) JP6495857B2 (enExample)
KR (1) KR102110887B1 (enExample)
CN (1) CN108368861B (enExample)
WO (1) WO2017168822A1 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6633464B2 (ja) * 2016-07-06 2020-01-22 日立建機株式会社 作業機械
JP6707064B2 (ja) * 2017-08-24 2020-06-10 日立建機株式会社 油圧式作業機械
JP6966312B2 (ja) 2017-12-14 2021-11-10 日立建機株式会社 作業機械
US11105066B2 (en) * 2018-03-15 2021-08-31 Hitachi Construction Machinery Co., Ltd. Work machine
CN109083223B (zh) * 2018-07-27 2023-11-21 山东临工工程机械有限公司 远程遥控装载机的液压系统
JP7141894B2 (ja) * 2018-09-05 2022-09-26 日立建機株式会社 作業機械
JP7149140B2 (ja) * 2018-09-18 2022-10-06 川崎重工業株式会社 マルチコントロールバルブユニット及び油圧ショベル用油圧駆動装置
JP7283910B2 (ja) * 2019-02-01 2023-05-30 株式会社小松製作所 建設機械の制御システム、建設機械、及び建設機械の制御方法
JP7268435B2 (ja) * 2019-03-22 2023-05-08 コベルコ建機株式会社 作業機械の油圧駆動装置
JP7370724B2 (ja) * 2019-04-05 2023-10-30 株式会社竹内製作所 作業用車両の作動制御装置
JP7253478B2 (ja) * 2019-09-25 2023-04-06 日立建機株式会社 作業機械
KR20220067535A (ko) 2019-09-26 2022-05-24 스미토모 겐키 가부시키가이샤 쇼벨 및 쇼벨의 표시장치
JP2021095775A (ja) * 2019-12-18 2021-06-24 株式会社神戸製鋼所 作業機械の作業補助装置および作業現場における施工面認識方法
GB2593488B (en) * 2020-03-24 2024-05-22 Bamford Excavators Ltd Hydraulic system
FI131037B1 (fi) 2020-06-03 2024-08-08 Ponsse Oyj Työkoneen puomiston ohjaaminen
CN111764459A (zh) * 2020-07-10 2020-10-13 三一重机有限公司 挖掘机的液压泵的启动控制方法
CN112482485A (zh) * 2020-11-10 2021-03-12 徐州徐工挖掘机械有限公司 执行机构轨迹控制方法、装置、控制器以及存储介质
JP7444032B2 (ja) * 2020-11-16 2024-03-06 コベルコ建機株式会社 建設機械
JP7688503B2 (ja) * 2021-03-30 2025-06-04 株式会社小松製作所 油圧ショベルの油圧システム、油圧ショベル、及び油圧ショベルの制御方法
CN113153844B (zh) * 2021-05-31 2023-07-25 上海三一重机股份有限公司 液压系统及其控制方法、以及作业机械
JP7705331B2 (ja) * 2021-09-30 2025-07-09 キャタピラー エス エー アール エル 作業機械における油圧制御システム
EP4379150A4 (en) * 2022-03-31 2025-08-27 Hitachi Construction Mach Co WORKING MACHINE

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2656032B2 (de) * 1976-12-10 1979-09-13 Danfoss A/S, Nordborg (Daenemark) Hydraulisches System mit mindestens zwei Verbrauchern
JP3767914B2 (ja) 1993-12-27 2006-04-19 日立建機株式会社 油圧建設機械の制御装置
JP3059378B2 (ja) * 1996-04-17 2000-07-04 住友建機株式会社 油圧ショベルの制御回路
JP3571142B2 (ja) 1996-04-26 2004-09-29 日立建機株式会社 建設機械の軌跡制御装置
JP3165048B2 (ja) * 1996-12-19 2001-05-14 住友建機株式会社 油圧ショベル制御回路
JPH11131532A (ja) * 1997-10-28 1999-05-18 Shin Caterpillar Mitsubishi Ltd 建設機械の制御回路
JP4209705B2 (ja) * 2003-03-17 2009-01-14 日立建機株式会社 作業機の油圧回路
JP4410512B2 (ja) * 2003-08-08 2010-02-03 日立建機株式会社 油圧駆動装置
KR100601458B1 (ko) * 2004-12-16 2006-07-18 두산인프라코어 주식회사 굴삭기의 붐-암 복합동작 유압제어장치
JP2007024103A (ja) * 2005-07-13 2007-02-01 Hitachi Constr Mach Co Ltd 油圧駆動装置
JP2007100779A (ja) * 2005-10-03 2007-04-19 Kayaba Ind Co Ltd 油圧制御装置
JP5275187B2 (ja) 2009-09-17 2013-08-28 住友建機株式会社 建設機械の油圧回路
KR101652112B1 (ko) * 2009-12-23 2016-08-29 두산인프라코어 주식회사 하이브리드 굴삭기 붐 구동시스템 및 그 제어방법
JP5647052B2 (ja) * 2011-03-25 2014-12-24 日立建機株式会社 ハイブリッド式建設機械
JP5356477B2 (ja) * 2011-09-06 2013-12-04 住友建機株式会社 建設機械
JP5938356B2 (ja) * 2013-02-22 2016-06-22 日立建機株式会社 油圧ショベルの油圧駆動装置
CN203614479U (zh) * 2013-11-08 2014-05-28 宣化钢铁集团有限责任公司 一种具有高同步精度的中间包升降液压装置
CN106104012B (zh) * 2014-03-11 2019-07-23 住友重机械工业株式会社 挖土机
US20170121930A1 (en) 2014-06-02 2017-05-04 Komatsu Ltd. Construction machine control system, construction machine, and method of controlling construction machine
CN204729370U (zh) * 2015-07-02 2015-10-28 四川海洋特种技术研究所 一种水下液压系统浅水测试装置用液压动力单元
US9834905B2 (en) * 2015-09-25 2017-12-05 Komatsu Ltd. Work machine control device, work machine, and work machine control method

Also Published As

Publication number Publication date
EP3438468A4 (en) 2020-05-20
CN108368861B (zh) 2019-10-18
KR102110887B1 (ko) 2020-05-14
EP3438468B1 (en) 2022-01-26
JP2017180712A (ja) 2017-10-05
CN108368861A (zh) 2018-08-03
WO2017168822A1 (ja) 2017-10-05
KR20180075624A (ko) 2018-07-04
EP3438468A1 (en) 2019-02-06
US10633825B2 (en) 2020-04-28
US20190338494A1 (en) 2019-11-07

Similar Documents

Publication Publication Date Title
JP6495857B2 (ja) 建設機械
CN110392755B (zh) 液压式作业机械
KR102255674B1 (ko) 작업 기계
CN108368689B (zh) 液压工程机械的控制装置
US10227997B2 (en) Hydraulic drive system for work machine
US11286644B2 (en) Hydraulic actuator for excavation work machine
KR102091504B1 (ko) 건설 기계
US9951797B2 (en) Work machine
US20180051720A1 (en) Hydraulic Fluid Energy Regeneration Apparatus of Work Machine
US10767674B2 (en) Construction machine
JP2018172860A (ja) 建設機械の油圧制御装置
US20210230843A1 (en) Work machine
US10662618B2 (en) Construction machine
JP6782852B2 (ja) 建設機械
CN114423907A (zh) 工程机械
JP2013249900A (ja) 油圧駆動回路
WO2019180798A1 (ja) 建設機械

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20180313

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20180313

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20190219

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20190307

R150 Certificate of patent or registration of utility model

Ref document number: 6495857

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150