KR102528572B1 - 쇼벨 및 그 제어방법 - Google Patents
쇼벨 및 그 제어방법 Download PDFInfo
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- KR102528572B1 KR102528572B1 KR1020227013033A KR20227013033A KR102528572B1 KR 102528572 B1 KR102528572 B1 KR 102528572B1 KR 1020227013033 A KR1020227013033 A KR 1020227013033A KR 20227013033 A KR20227013033 A KR 20227013033A KR 102528572 B1 KR102528572 B1 KR 102528572B1
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- ground
- excavation
- shovel
- attachment
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- 238000000034 method Methods 0.000 title description 11
- 238000009412 basement excavation Methods 0.000 claims abstract description 128
- 238000003384 imaging method Methods 0.000 claims description 21
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- 238000006243 chemical reaction Methods 0.000 description 28
- 239000003921 oil Substances 0.000 description 26
- 230000007704 transition Effects 0.000 description 26
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- 239000012530 fluid Substances 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
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- 230000005540 biological transmission Effects 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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Classifications
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- 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
- E02F9/2037—Coordinating the movements of the implement and of the frame
-
- 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
- E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
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- 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
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- 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
-
- 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
-
- 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
- E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
- E02F9/2235—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps 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
- E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
-
- 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
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- 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
- E02F9/2282—Systems using center bypass type changeover valves
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- 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
- 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
- E02F9/2296—Systems with a variable displacement pump
-
- 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
- E02F9/24—Safety devices, e.g. for preventing overload
-
- 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
- E02F9/26—Indicating devices
- E02F9/261—Surveying the work-site to be treated
- E02F9/262—Surveying the work-site to be treated with follow-up actions to control the work tool, e.g. 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
- E02F9/26—Indicating devices
- E02F9/264—Sensors and their calibration for indicating the position of the work tool
- E02F9/265—Sensors and their calibration for indicating the position of the work tool with follow-up actions (e.g. control signals sent to actuate the work tool)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/40—Special vehicles
- B60Y2200/41—Construction vehicles, e.g. graders, excavators
- B60Y2200/412—Excavators
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Operation Control Of Excavators (AREA)
- Component Parts Of Construction Machinery (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
도 2는 도 1의 쇼벨에 탑재되는 자세검출장치를 구성하는 각종 센서의 출력내용의 일례를 나타내는 쇼벨의 측면도이다.
도 3은 도 1의 쇼벨에 탑재되는 구동계의 구성예를 나타내는 도이다.
도 4는 컨트롤러의 구성예를 나타내는 기능블록도이다.
도 5는 지면형상정보 취득부가 취득하는 굴삭대상지면의 현재 형상에 관한 정보의 개념도이다.
도 6a는 재생유로 및 재생해제밸브의 구성예를 나타내는 도이다.
도 6b는 암폐쇄조작 시에 재생해제밸브의 개구면적을 최소로 했을 때의 작동유의 흐름을 나타내는 도이다.
도 6c는 암폐쇄조작 시에 재생해제밸브의 개구면적을 최대로 했을 때의 작동유의 흐름을 나타내는 도이다.
도 7은 개구면적 조정처리의 흐름을 나타내는 플로차트이다.
도 8은 컨트롤러가 재생해제밸브의 개구면적을 조정할 때의 각종 파라미터의 시간적 추이를 나타내는 도이다.
도 9는 굴삭대상지면의 깊이와 기준면의 관계를 나타내는 도이다.
도 10은 버킷각도와 굴삭반력과 굴삭대상지면의 깊이의 관계를 나타내는 도이다.
도 11은 자세자동조정처리의 흐름을 나타내는 플로차트이다.
1A: 주행용 유압모터(좌측용)
1B: 주행용 유압모터(우측용)
2: 선회기구
2A: 선회용 유압모터
3: 상부 선회체
4: 붐
5: 암
6: 버킷
7: 붐실린더
8: 암실린더
9: 버킷실린더
10: 캐빈
11: 엔진
12: 발전기
14L, 14R: 메인펌프
15: 파일럿펌프
17: 컨트롤밸브
25: 파일럿라인
26: 조작장치
29: 조작내용검출장치
30: 컨트롤러
31: 지형데이터베이스 갱신부
32: 위치좌표 갱신부
33: 지면형상정보 취득부
34: 굴삭 제어부
40L, 40R: 센터바이패스관로
50: 재생해제밸브
50a: 유로
70: 배터리
72: 전장품
74: 급전장치
76: 표시장치
171~176: 유량제어밸브
175a: 재생유로
M1: 통신장치
M2: 측위장치
M3: 자세검출장치
M3a: 붐각도센서
M3b: 암각도센서
M3c: 버킷각도센서
M3d: 차체경사센서
M4: 촬상장치
Claims (7)
- 하부 주행체와,
상기 하부 주행체에 탑재되는 상부 선회체와,
상기 상부 선회체에 장착되는 어태치먼트와,
상기 어태치먼트의 자세를 검출하는 자세검출장치와,
촬상장치와,
제어장치를 구비하는 쇼벨로서,
상기 제어장치는, 전회의 굴삭동작에 대응하는 공간에 대해서, 금회의 굴삭동작의 개시 전에 상기 촬상장치가 출력한 정보에 근거하여 작업대상의 지면의 현재 형상에 관한 정보를 취득하고, 상기 취득한 작업대상의 지면의 현재 형상에 관한 정보에 근거하여 상기 어태치먼트를 제어하는 쇼벨. - 제1항에 있어서,
상기 제어장치는, 상기 작업대상의 현재 형상이 목표형상이 될때까지 상기 어태치먼트를 제어하는 쇼벨. - 제2항에 있어서,
상기 제어장치는, 상기 목표형상 보다 깊은 굴삭을 제한하는 쇼벨. - 제1항 또는 제2항에 있어서,
상기 제어장치는, 상기 촬상장치의 출력에 근거하여 지형정보를 갱신하는 쇼벨. - 제1항에 있어서,
상기 제어장치는, 상기 촬상장치의 출력에 근거하여 상기 쇼벨의 현재위치를 표시하는 좌표 및 방향에 관한 데이터를 갱신하는 쇼벨. - 제1항에 있어서,
상기 제어장치는, 굴삭전에 촬상장치가 출력한 정보에 근거하여 상기 쇼벨의 주위의 지면 형상에 관한 정보를 취득하는 쇼벨. - 제6항에 있어서,
상기 제어장치는, 굴삭후에 상기 촬상장치가 출력한 정보에 근거하여 상기 쇼벨의 주위의 지면 형상에 관한 정보를 더 취득하는 쇼벨.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JP2014127672 | 2014-06-20 | ||
JPJP-P-2014-127672 | 2014-06-20 | ||
KR1020167035676A KR102389935B1 (ko) | 2014-06-20 | 2015-06-17 | 쇼벨 및 그 제어방법 |
PCT/JP2015/067505 WO2015194601A1 (ja) | 2014-06-20 | 2015-06-17 | ショベル及びその制御方法 |
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KR1020167035676A Division KR102389935B1 (ko) | 2014-06-20 | 2015-06-17 | 쇼벨 및 그 제어방법 |
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KR20220051438A KR20220051438A (ko) | 2022-04-26 |
KR102528572B1 true KR102528572B1 (ko) | 2023-05-02 |
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KR1020227013033A KR102528572B1 (ko) | 2014-06-20 | 2015-06-17 | 쇼벨 및 그 제어방법 |
KR1020167035676A KR102389935B1 (ko) | 2014-06-20 | 2015-06-17 | 쇼벨 및 그 제어방법 |
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US (3) | US10081928B2 (ko) |
EP (2) | EP3418455B1 (ko) |
JP (7) | JP6442502B2 (ko) |
KR (2) | KR102528572B1 (ko) |
CN (2) | CN112359892A (ko) |
WO (1) | WO2015194601A1 (ko) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
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EP3351692B1 (en) | 2015-09-15 | 2025-01-22 | Sumitomo (S.H.I.) Construction Machinery Co., Ltd. | Shovel |
EP3351689B1 (en) * | 2015-09-16 | 2020-01-15 | Sumitomo Heavy Industries, Ltd. | Shovel |
JP6545609B2 (ja) * | 2015-12-04 | 2019-07-17 | 日立建機株式会社 | 油圧建設機械の制御装置 |
CN112482486B (zh) * | 2015-12-28 | 2022-11-22 | 住友建机株式会社 | 铲土机 |
CN108431337A (zh) * | 2015-12-28 | 2018-08-21 | 住友建机株式会社 | 铲土机 |
WO2017131189A1 (ja) * | 2016-01-28 | 2017-08-03 | 住友建機株式会社 | ショベル |
KR102615981B1 (ko) * | 2016-01-29 | 2023-12-19 | 스미토모 겐키 가부시키가이샤 | 쇼벨 및 쇼벨의 주위를 비행하는 자율식 비행체 |
JP6506205B2 (ja) * | 2016-03-31 | 2019-04-24 | 日立建機株式会社 | 建設機械 |
US10711430B2 (en) | 2016-04-19 | 2020-07-14 | Cpac Systems Ab | Control unit in working machine for identifying human operation of implement |
JP6740025B2 (ja) * | 2016-06-17 | 2020-08-12 | 住友重機械工業株式会社 | ショベル |
JP6666209B2 (ja) * | 2016-07-06 | 2020-03-13 | 日立建機株式会社 | 作業機械 |
JP6526321B2 (ja) * | 2016-09-16 | 2019-06-05 | 日立建機株式会社 | 作業機械 |
WO2017115879A1 (ja) * | 2017-01-13 | 2017-07-06 | 株式会社小松製作所 | 作業機械の制御システム及び作業機械の制御方法 |
CN113202155B (zh) * | 2017-06-30 | 2022-09-30 | 株式会社小松制作所 | 建筑机械以及拍摄系统 |
CN110832146B (zh) * | 2017-07-05 | 2022-08-16 | 住友重机械工业株式会社 | 挖土机 |
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KR20170021792A (ko) | 2017-02-28 |
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