KR0141978B1 - 유압굴삭기의자동진동방법및그의장치 - Google Patents
유압굴삭기의자동진동방법및그의장치 Download PDFInfo
- Publication number
- KR0141978B1 KR0141978B1 KR1019920701607A KR920701607A KR0141978B1 KR 0141978 B1 KR0141978 B1 KR 0141978B1 KR 1019920701607 A KR1019920701607 A KR 1019920701607A KR 920701607 A KR920701607 A KR 920701607A KR 0141978 B1 KR0141978 B1 KR 0141978B1
- Authority
- KR
- South Korea
- Prior art keywords
- vibration
- work
- mode
- signal
- automatic
- 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
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
- E02F3/42—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
- E02F3/438—Memorising movements for repetition, e.g. play-back capability
-
- 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
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
- E02F9/221—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for generating actuator vibration
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
- Shovels (AREA)
Abstract
Description
Claims (4)
- 부움, 아암 및 바켓으로 이루어지는 작업기를 보유하는 유압굴삭기에 있어서, 부움, 아암 및 바켓 중, 적어도 하나의 진동신호를 작업형태에 따라서 메모리로 부터 선택시키는 작업모오드(BO),(A) ,(BU)(SK)와, 상기한 선택된 진동신호의 진폭과 주파수를 작업형태에 따라서 메모리로 부터 선택시키는 진동모오드(L),(M),(S)와, 상기한 작업모오드 및 진동모오드에 의해 선택된 진동신호를 작업기 액튜에이터의 전자유압밸브에 출력시키는 자동진동모오드로 이루어진 것을 특징으로 하는 유압굴삭기의 자동진동방법.
- 제1항에 있어서, 상기한 작업모오드(BO),(A) ,(BU)(SK) 및 진동모오드(L),(M),(S)에 의해 메모리로 부터 선택된 진동신호에, 작업기레버(1a)(1b)의 조작량에 상당하는 조작신호를 가산시키는 것을 특징으로 하는 유압굴삭기의 자동진동방법.
- 부움, 아암 및 바켓으로 이루어지는 작업기를 보유하는 유압굴삭기에 있어서, 부움, 아암 및 바켓 중 적어도 하나의 진동신호를 작업형태에 따라서 메모리로 부터 선택시키는 작업모오드스위치(5)와, 상기와 같이 진동신호의 진폭과 주파수를 작업형태에 따라서 메모리로 부터 선택하는 진동모오드스위치(4)와, 상기한 작업모오드스위치(5) 및 진동모오드스위치(4)에 선택된 진동신호를 작업기액류에이터의 전자유압밸브(10),(11),(12),(13)에 자동진동모오드스위치(6)를 구비한 것을 특징으로 하는 유압굴삭기의 자동진동장치.
- 제3항에 있어서, 상기한 작업모오드스위치(5) 및 진동모오드스위치(4)에 대해 메모리(19)로 부터 진동신호에, 작업기레버의 조작량에 상당하는 조작신호를 가산하는 가산회로를 구비한 것을 특징으로 하는 유압굴삭기의 자동진동장치.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP1990/000039 WO1991010783A1 (fr) | 1990-01-16 | 1990-01-16 | Procede et appareil de generation automatique de vibrations pour excavateur hydraulique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR920703936A KR920703936A (ko) | 1992-12-18 |
| KR0141978B1 true KR0141978B1 (ko) | 1999-02-18 |
Family
ID=13986309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019920701607A Expired - Fee Related KR0141978B1 (ko) | 1990-01-16 | 1990-01-16 | 유압굴삭기의자동진동방법및그의장치 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0511383B1 (ko) |
| KR (1) | KR0141978B1 (ko) |
| DE (1) | DE69030265T2 (ko) |
| WO (1) | WO1991010783A1 (ko) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100328217B1 (ko) * | 1996-04-30 | 2002-06-26 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 유압식건설기계의자동진동장치및방법 |
| US6763661B2 (en) * | 2002-05-07 | 2004-07-20 | Husco International, Inc. | Apparatus and method for providing vibration to an appendage of a work vehicle |
| DE102004004401B8 (de) * | 2004-01-29 | 2008-11-06 | Jung Pumpen Gmbh | Verfahren zur Installation und/oder zum Betrieb eines Abwassersammelschachts |
| WO2013176301A1 (ko) * | 2012-05-22 | 2013-11-28 | 볼보 컨스트럭션 이큅먼트 에이비 | 이물질을 자동으로 떨어내기 위한 버켓 움직임 제어 장치 및 그 방법 |
| EP2674533B1 (de) * | 2012-06-12 | 2019-09-04 | HAWE Hydraulik SE | Elektrohydraulisches Steuersystem |
| GB2514346B (en) * | 2013-05-20 | 2017-02-08 | Jc Bamford Excavators Ltd | Working machine and control system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5968445A (ja) * | 1982-10-08 | 1984-04-18 | Kayaba Ind Co Ltd | 掘削機の油圧制御方法 |
| JPS59195938A (ja) * | 1983-04-20 | 1984-11-07 | Hitachi Constr Mach Co Ltd | 油圧シヨベルの直線掘削制御装置 |
| DE68925907T2 (de) * | 1989-09-26 | 1996-08-01 | Komatsu Mfg Co Ltd | Betriebsautomatisierungsapparat einer hydraulisch angetriebenen maschine |
-
1990
- 1990-01-16 EP EP90901690A patent/EP0511383B1/en not_active Expired - Lifetime
- 1990-01-16 KR KR1019920701607A patent/KR0141978B1/ko not_active Expired - Fee Related
- 1990-01-16 WO PCT/JP1990/000039 patent/WO1991010783A1/ja not_active Ceased
- 1990-01-16 DE DE69030265T patent/DE69030265T2/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE69030265T2 (de) | 1997-08-28 |
| WO1991010783A1 (fr) | 1991-07-25 |
| KR920703936A (ko) | 1992-12-18 |
| EP0511383B1 (en) | 1997-03-19 |
| EP0511383A4 (en) | 1993-04-14 |
| EP0511383A1 (en) | 1992-11-04 |
| DE69030265D1 (de) | 1997-04-24 |
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