KR960041567A - Automatic driving device of wheel type excavator - Google Patents

Automatic driving device of wheel type excavator Download PDF

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Publication number
KR960041567A
KR960041567A KR1019950012893A KR19950012893A KR960041567A KR 960041567 A KR960041567 A KR 960041567A KR 1019950012893 A KR1019950012893 A KR 1019950012893A KR 19950012893 A KR19950012893 A KR 19950012893A KR 960041567 A KR960041567 A KR 960041567A
Authority
KR
South Korea
Prior art keywords
driving
automatic
automatic driving
solenoid valve
pedal
Prior art date
Application number
KR1019950012893A
Other languages
Korean (ko)
Other versions
KR0152404B1 (en
Inventor
장재종
Original Assignee
김정국
현대중공업 주식회사
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 김정국, 현대중공업 주식회사 filed Critical 김정국
Priority to KR1019950012893A priority Critical patent/KR0152404B1/en
Publication of KR960041567A publication Critical patent/KR960041567A/en
Application granted granted Critical
Publication of KR0152404B1 publication Critical patent/KR0152404B1/en

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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
    • E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic 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
    • E02F9/2221—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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2267—Valves or distributors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)

Abstract

본 발명은 휠타입 굴삭기의 주행시 주행패달을 밟지 않더라도 자동주행 선택 스위치를 온하면 정속주행이 가능하도록 하여 운전자로 하여금 주행시 보다 나은 편의를 제공하고자 하는 휠타입 굴삭기의 자동주행 장치에 관한 것으로서, 자동주행 선택스위치와, 주행패달과, 상기 자동주행 선택스위치의 전기적 신호에 의해 자동주행을 콘트롤하는 자동주행 콘트롤러와, 상기 주행패달 또는 자동주행 콘트롤러의 입력에 따라 수동 또는 자동으로 주행할 수 있도록 하는 주행관련 유압부와, 상기 주행관련 유압부에서 주행에 필요한 압유를 공급받아 구동하는 주행모타와, 수동시 주행관련 유압부의 메인유량조절용 압유를 차단하기 위한 수동유량 차단 솔레노이드 밸브로 구성하여 된 것이다.The present invention relates to an autonomous driving device of a wheel type excavator which provides a driver with a more convenient driving when driving by turning on the automatic driving selection switch even when the driving pedal of the wheel type excavator is not stepped on. A driving associated with a selection switch, a driving pedal, an automatic driving controller for controlling automatic driving by an electrical signal of the automatic driving selecting switch, and a driving associated with driving of the driving pedal or an automatic driving controller according to an input of the driving pedal or the automatic driving controller It consists of a hydraulic unit, a driving motor for driving the hydraulic pressure supplied for driving in the driving-related hydraulic unit, and a manual flow shut-off solenoid valve for blocking the main flow control pressure oil for the driving-related hydraulic unit during manual operation.

Description

휠타입 굴삭기의 자동주행 장치Automatic driving device of wheel type excavator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명의 구성도, 제2도는 본 발명의 제1실시예 흐름도, 제3도는 본 발명의 제2실시예 흐름도이다.1 is a configuration diagram of the present invention, FIG. 2 is a flowchart of a first embodiment of the present invention, and FIG. 3 is a flowchart of a second embodiment of the present invention.

Claims (2)

자동주행 선택스위치(1)와; 주행패달(2)과; 상기 자동주행 선택스위치(1)의 전기적 신호에 의해 자동주행램프(9)를 온시켜 수동유량차단 솔레노이드밸브(6)에 주행패달(2)로 부터의 MCV주행 스플 조절용 압유를 차단하면서 자동주행을 콘트롤하는 자동주행 콘트롤러(3)와; 상기 주행패달(2) 또는 자동주행 콘트롤러(3)의 입력에 따라 수동 또는 자동으로 주행할 수 있도록 하는 주행관련 유압부(4)와; 상기 주행관련 유압부(4)에서 주행에 필요한 압유를 공급받아 구동하는 주행모타(5)와; 수동시 주행관련 유압부(4)의 메인유량 조절용 압유를 차단하기 위한 수동유량 차단 솔레노이드 밸브(6)로 구성하여 된 것을 특징으로 하는 휠타입 굴삭기의 자동주행 장치.An automatic driving select switch 1; A running pedal 2; The automatic driving lamp 9 is turned on by the electrical signal of the automatic driving selection switch 1, and the automatic driving is performed while blocking the hydraulic oil for controlling the MCV driving split from the traveling pedal 2 to the manual flow shutoff solenoid valve 6. An automatic driving controller 3 for controlling; A driving-related hydraulic unit 4 for driving manually or automatically according to the input of the driving pedal 2 or the automatic driving controller 3; A driving motor 5 which is driven by receiving the pressure oil necessary for driving from the driving-related hydraulic part 4; Automatic driving device of the wheel type excavator, characterized in that it consists of a manual flow shut-off solenoid valve (6) for blocking the hydraulic pressure for the main flow control of the driving-related hydraulic unit (4) during manual operation. 제1항에 있어서, 초기화하여 유량센서(7) 값을 입력하고 자동주행스위치(1)가 ON인가 판단하여 아니면 초기화로 리턴하고 만족하면 자동주행램프(9)를 ON시키고 주행패달(2) 조작으로 같은 속도가 10~30초간 계속될 때 까지 순환하다가 만족하면 전자비례 솔레노이드 밸브(8)의 조절신호를 출력하고 수동유량차단 솔레노이드밸브(6)를 자동위치로변환한 다음 주행패달(2) 또는 브레이크 조작신호의 유부 또는 자동주행스위치(1)의 오프상태를 판단하여 순환하다가 만족하면 수동류양차단 솔레노이드밸브(6)를 수동위치로 바꾸고 전자비례 솔레노이드밸브(8)의 조절신호를 출력하여 자동주행램프(9)를 오프시킨 후 초기화로 복귀되도록 함을 특징으로 하는 휠타입 굴삭기의 자동주행 장치.The method according to claim 1, wherein when the flow rate sensor 7 is initialized and the automatic drive switch 1 is judged to be ON, the control unit returns to the initialization and the auto drive lamp 9 is turned ON when satisfied. Circulating until the same speed continues for 10 to 30 seconds, and when satisfied, outputs the control signal of the electromagnetic proportional solenoid valve (8), converts the manual flow shutoff solenoid valve (6) to the automatic position, and then the running pedal (2) or After determining whether the brake operation signal is on or off when the automatic running switch 1 is turned off, if it is satisfied, the manual flow shutoff solenoid valve 6 is changed to the manual position, and the control signal of the electromagnetic proportional solenoid valve 8 is output to automatically run. Automatic driving device of the wheel type excavator, characterized in that to return to the initialization after turning off the lamp (9). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950012893A 1995-05-23 1995-05-23 Automatic driving device for wheel type excavator KR0152404B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950012893A KR0152404B1 (en) 1995-05-23 1995-05-23 Automatic driving device for wheel type excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950012893A KR0152404B1 (en) 1995-05-23 1995-05-23 Automatic driving device for wheel type excavator

Publications (2)

Publication Number Publication Date
KR960041567A true KR960041567A (en) 1996-12-19
KR0152404B1 KR0152404B1 (en) 1998-10-15

Family

ID=19415135

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950012893A KR0152404B1 (en) 1995-05-23 1995-05-23 Automatic driving device for wheel type excavator

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KR (1) KR0152404B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101334433B1 (en) * 2006-11-30 2013-11-29 두산인프라코어 주식회사 Device for safety driving and Method thereof

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Publication number Publication date
KR0152404B1 (en) 1998-10-15

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