KR20130079119A - 작업차 - Google Patents
작업차 Download PDFInfo
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- KR20130079119A KR20130079119A KR1020120097670A KR20120097670A KR20130079119A KR 20130079119 A KR20130079119 A KR 20130079119A KR 1020120097670 A KR1020120097670 A KR 1020120097670A KR 20120097670 A KR20120097670 A KR 20120097670A KR 20130079119 A KR20130079119 A KR 20130079119A
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- 239000010720 hydraulic oil Substances 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 36
- 230000002706 hydrostatic effect Effects 0.000 description 21
- 239000013618 particulate matter Substances 0.000 description 8
- 238000001514 detection method Methods 0.000 description 6
- 239000000446 fuel Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H39/00—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/02—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by hand, foot, or like operator controlled initiation means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
- B60W10/101—Infinitely variable gearings
- B60W10/103—Infinitely variable gearings of fluid type
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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
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2062—Control of propulsion units
- E02F9/2066—Control of propulsion units of the type combustion engines
-
- 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
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
- E02F9/2079—Control of mechanical transmission
-
- 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
- E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
- F16H61/431—Pump capacity control by electro-hydraulic control means, e.g. using solenoid valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
- F16H61/47—Automatic regulation in accordance with output requirements for achieving a target output speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2310/00—Arrangements, adaptations or methods for cruise controls
- B60K2310/20—Operator actuated switches or levers for cruise control or speed limiting systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2310/00—Arrangements, adaptations or methods for cruise controls
- B60K2310/24—Speed setting methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/06—Combustion engines, Gas turbines
- B60W2710/0644—Engine speed
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Transportation (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Operation Control Of Excavators (AREA)
- Control Of Fluid Gearings (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
액셀러레이터 조작부(37)의 조작에 따른 엔진(5)의 목표 회전 속도를 구하는 목표 회전 속도 연산부(38)와, 엔진 회전 속도에 대해서 증가용 회전 속도를 설정 가능한 증가용 회전 속도 설정부(40)와, 엔진 회전 속도를 제어하는 엔진 회전 속도 제어부(46)와, 엔진 회전 속도의 증가 지령을 행하는 인위 조작식의 증가 지령 조작부(44)를 구비하고, 엔진 회전 속도 제어부(46)는 증가 지령 조작부(44)에 의해 증가 지령이 지령되어 있지 않은 경우에는, 목표 회전 속도로 엔진 회전 속도를 제어하는 액셀러레이터 제어를 행하고, 증가 지령 조작부(44)에 의해 증가 지령이 지령된 경우에는, 목표 회전 속도와 증가용 회전 속도 중, 고회전 속도측의 회전 속도로 엔진 회전 속도를 제어하는 증가 제어를 행하도록 구성되어 있다.
Description
도 2는 트랙터의 동력 전달에 대한 개략도.
도 3은 트랙터의 제어 블록도.
도 4는 조작 레버의 사시도.
도 5는 메인 제어부 및 엔진 제어부의 동작을 도시한 흐름도.
도 6은 시간 경과에 수반하는, 엔진 회전 속도의 변화, 정유압식 무단 변속 장치의 경사판 각도의 변화, 차속의 변화를 도시하는 그래프.
3 : 프론트 로더(작업 장치)
5 : 엔진
6, 7 : 변속 장치
6 : 정유압식 무단 변속 장치(유압 무단 변속 장치)
20 : 유압 펌프
24 : 변속 조작부
34 : 조작 레버
34a : 그립부
35 : 메인 제어부
37 : 액셀러레이터 조작부
38 : 목표 회전 속도 연산부
40 : 증가용 회전 속도 설정부
41 : 엔진 회전 속도 설정부
44 : 증가 지령 조작부
46 : 엔진 회전 속도 제어부
47 : 견제부
48 : 차속 보유 지지 수단
Claims (6)
- 엔진과, 상기 엔진에 의해 구동되어 주행 차체에 연결된 작업 장치에 작동유를 공급하는 유압 펌프를 구비한 작업차이며,
액셀러레이터 조작부의 조작에 따른 상기 엔진의 목표 회전 속도를 구하는 목표 회전 속도 연산부와,
엔진 회전 속도에 대해서 증가용 회전 속도를 설정 가능한 증가용 회전 속도 설정부와,
엔진 회전 속도를 제어하는 엔진 회전 속도 제어부와,
엔진 회전 속도의 증가 지령을 행하는 인위 조작식의 증가 지령 조작부를 구비하고,
상기 엔진 회전 속도 제어부는, 상기 증가 지령 조작부에 의해 상기 증가 지령이 지령되어 있지 않은 경우에는 상기 목표 회전 속도로 엔진 회전 속도를 제어하는 액셀러레이터 제어를 행하고, 상기 증가 지령 조작부에 의해 상기 증가 지령이 지령된 경우에는 상기 목표 회전 속도와 상기 증가용 회전 속도 중, 고회전 속도측의 회전 속도로 엔진 회전 속도를 제어하는 증가 제어를 행하도록 구성되어 있는, 작업차. - 제1항에 있어서, 변속 조작부의 조작에 따라서 변속 가능한 주행용의 변속 장치와, 상기 변속 장치의 변속 영역이 고속 영역으로 전환되어 있는 경우에, 상기 엔진 회전 제어부에 의한 상기 증가 제어의 실행을 견제하는 견제부를 구비하고 있는, 작업차.
- 제1항 또는 제2항에 있어서, 상기 엔진 회전 속도 제어부는 상기 증가 제어에 있어서, 엔진 회전 속도가 증가하는 증가 속도를 설정 증가 속도보다도 느리게 해서 엔진 회전 속도를 증가시키는 형태로, 상기 목표 회전 속도와 상기 증가용 회전 속도 중, 고회전 속도측의 회전 속도로 엔진 회전 속도를 제어하도록 구성되어 있는, 작업차.
- 제1항 또는 제2항에 있어서, 상기 엔진 회전 속도 제어부에 의한 상기 증가 제어가 행해질 경우에, 주행 차체의 차속을 보유 지지하는 차속 보유 지지 수단을 구비하고 있는, 작업차.
- 제4항에 있어서, 경사판 각도를 변경 조정함으로써 변속 가능한 주행용의 유압 무단 변속 장치를 구비하고, 상기 차속 보유 지지 수단은 상기 유압 무단 변속 장치에 있어서의 상기 경사판 각도를 제어함으로써, 상기 주행 차체의 차속을 보유 지지하도록 구성되어 있는, 작업차.
- 제1항 또는 제2항에 있어서, 상기 작업 장치는 주행 차체의 전방에 구비되는 프론트 로더이며, 그 프론트 로더를 조작하는 조작 레버를 구비하고, 그 조작 레버의 그립부에 상기 증가 지령 조작부로서의 스위치가 구비되어 있는, 작업차.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011283985A JP5871612B2 (ja) | 2011-12-26 | 2011-12-26 | 作業車 |
JPJP-P-2011-283985 | 2011-12-26 |
Publications (2)
Publication Number | Publication Date |
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KR20130079119A true KR20130079119A (ko) | 2013-07-10 |
KR101338847B1 KR101338847B1 (ko) | 2013-12-06 |
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KR1020120097670A Active KR101338847B1 (ko) | 2011-12-26 | 2012-09-04 | 작업차 |
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US (1) | US20130225364A1 (ko) |
EP (1) | EP2610408B1 (ko) |
JP (1) | JP5871612B2 (ko) |
KR (1) | KR101338847B1 (ko) |
CN (1) | CN103174530B (ko) |
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JP2015224479A (ja) * | 2014-05-28 | 2015-12-14 | 株式会社クボタ | 作業車両 |
CN104002674B (zh) * | 2014-06-10 | 2016-10-05 | 徐工集团工程机械股份有限公司 | 动力传动系统、控制方法及单发式汽车起重机 |
KR102127624B1 (ko) * | 2014-10-16 | 2020-06-29 | 얀마 파워 테크놀로지 가부시키가이샤 | 작업 차량 |
JP6879677B2 (ja) * | 2016-05-26 | 2021-06-02 | 株式会社クボタ | 作業車 |
JP6804999B2 (ja) * | 2017-01-20 | 2020-12-23 | 株式会社クボタ | 作業走行管理システム |
JP7267849B2 (ja) * | 2019-06-14 | 2023-05-02 | 三菱重工業株式会社 | 油圧変速装置の設定値決定方法および診断方法、並びに設定値決定装置および診断装置 |
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2011
- 2011-12-26 JP JP2011283985A patent/JP5871612B2/ja active Active
-
2012
- 2012-08-24 CN CN201210305412.7A patent/CN103174530B/zh active Active
- 2012-08-27 US US13/595,366 patent/US20130225364A1/en not_active Abandoned
- 2012-08-31 EP EP12182497.3A patent/EP2610408B1/en active Active
- 2012-09-04 KR KR1020120097670A patent/KR101338847B1/ko active Active
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EP2610408B1 (en) | 2019-08-28 |
CN103174530B (zh) | 2016-05-25 |
KR101338847B1 (ko) | 2013-12-06 |
EP2610408A2 (en) | 2013-07-03 |
US20130225364A1 (en) | 2013-08-29 |
JP5871612B2 (ja) | 2016-03-01 |
EP2610408A3 (en) | 2017-04-12 |
CN103174530A (zh) | 2013-06-26 |
JP2013133737A (ja) | 2013-07-08 |
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