KR960014552A - Hydraulic vibrating device of shovel - Google Patents

Hydraulic vibrating device of shovel Download PDF

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Publication number
KR960014552A
KR960014552A KR1019950034114A KR19950034114A KR960014552A KR 960014552 A KR960014552 A KR 960014552A KR 1019950034114 A KR1019950034114 A KR 1019950034114A KR 19950034114 A KR19950034114 A KR 19950034114A KR 960014552 A KR960014552 A KR 960014552A
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South Korea
Prior art keywords
hydraulic
valve
vibration
pressure
actuator
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KR1019950034114A
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Korean (ko)
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KR0161616B1 (en
Inventor
시유지 토미타
Original Assignee
안자키 사토루
카부시키가이샤 코마쯔세이사쿠쇼
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Publication of KR960014552A publication Critical patent/KR960014552A/en
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Publication of KR0161616B1 publication Critical patent/KR0161616B1/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
    • E02F9/24—Safety devices, e.g. for preventing overload
    • 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
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/12—Fluid oscillators or pulse generators
    • 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
    • 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
    • E02F9/2217—Hydraulic or pneumatic drives with energy recovery arrangements, e.g. using accumulators, flywheels

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Operation Control Of Excavators (AREA)
  • Shovels (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

유압쇼벨의 작업기용 액츄에이터를 진동시키는 진동장치를 굴삭모오드, 전압모오드를 선택가능케 하여 작업성을 향상시킨다.The vibrating device which vibrates the actuator for the hydraulic shovel makes it possible to select the excavation module and the voltage module to improve the workability.

진동모오드변환수단(21)에 의해, 굴삭모오드 또는 전압모오드를 선택하여, 유압원(10a)으로부터의 압유의 방향을 연속적으로 변환하는 회전식 진동밸브(15)와, 이 회전식 진동밸브(15)의 하류측에 진동모오드 변환밸브(17)를 설치한 구성으로 한 것이다.The vibration mode converter means 21 selects an excavation module or a voltage mode, and continuously rotates the direction of the oil pressure from the hydraulic source 10a, and the rotary vibration valve ( The vibration mode conversion valve 17 is provided on the downstream side of 15).

Description

유압쇼벨의 작업진동장치Hydraulic vibrating device of shovel

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

제1도, 유압쇼벨의 측면도이다,1 is a side view of the hydraulic shovel,

제2도, 본 발명의 유압쇼벨의 작업진동장치의 제1실시예의 설명도이다,2 is an explanatory diagram of a first embodiment of the work vibration apparatus of the hydraulic shovel of the present invention.

제3도, 본 발명의 진동모오드 변환밸브, 회전식 진동밸브 단면도이다,3 is a cross-sectional view of the vibration mode conversion valve, rotary vibration valve of the present invention,

제4도, 본 발명의 진동모오드 변환밸브(b)위치, 회전식 진동밸브(b)위치의 전압모오드작동 설명도이다,4 is an explanatory diagram of the voltage mode operation at the vibration mode switching valve (b) position and the rotary vibration valve (b) position according to the present invention.

제5도, 본 발명의 진동모오드 변환밸브(b)위치, 회전식 진동밸브(b)위치의 전압모오드작동 설명도이다,5 is a diagram illustrating the voltage mode operation at the vibration mode switching valve (b) position and the rotary vibration valve (b) position according to the present invention.

제6도, 본 발명의 진동모오드 변환밸브(a)위치, 회전식 진동밸브(a)위치의 굴삭모오드작동 정지상태 설명도이다,6 is an explanatory view of the excavation mode operation stop state at the vibration mode change valve (a) position and the rotary vibration valve (a) position according to the present invention.

제7도, 본 발명의 진동모오드 변환밸브(a)위치, 회전식 진동밸브(b)위치의 굴삭모오드작동 작동 설명도이다,7 is an explanatory diagram of the excavation mode operation operation at the vibration mode switching valve (a) position and the rotary vibration valve (b) position according to the present invention.

제8도, 본 발명의 진동모오드 변환밸브작동 설명이다,8 is an explanation of the operation of the vibration mode conversion valve of the present invention.

제9도, 본 발명의 작동진동장치의 제2실시예의 설명도이다,9 is an explanatory diagram of a second embodiment of the operating vibration apparatus of the present invention.

제10도, 본 발명의 작업기진동장치의 제3실시예의 설명도이다.10 is an explanatory diagram of a third embodiment of the work machine vibration apparatus of the present invention.

Claims (8)

유압쇼벨의 부움(4), 아암(6), 바켓(8)등으로 이루어지는 작업기를 진동시키는 작업기용 액츄에이터(5)(7)(9) 혹은 진동용 액츄에이터(30)의 지농장치에 있어서, 유압원(10a)으로부터의 압유의 방향을 연속적으로 변환하는 회전식 진동밸브(15)와, 이 회전식 진동밸브(15)에 의해 변환된 압유를 연속해서 일방향 또는 압유의 흐름을 번갈어서 변환하는 위치를 보유하는 진동모오드 변환밸브(17)를 설치한 것을 특징으로 하는 유압소벨의 작업기진동장치.In the farming device of the actuator (5) (7) (9) or the vibration actuator (30) for the work machine which vibrates the work machine which consists of the pour (4), the arm (6), the bucket (8) of the hydraulic shovel, The rotary vibration valve 15 which continuously changes the direction of the hydraulic oil from the circle 10a, and the position which continuously converts the hydraulic fluid converted by this rotary vibration valve 15 in one direction or the flow of hydraulic oil alternately are hold | maintained. A vibration device for operating a vibration machine, characterized in that the vibration mode conversion valve 17 is installed. 제1항에 있어서, 유압원(10b)으로부터 작업기용 액츄에이터(5)(7)(9) 중 적어도 하나의 액츄에이터로 압유의 공급을 파이롯트밸브(24a)(24b)로부터의 파이롯트압으로 변환하도록 제어하는 제2방향변환밸브(13)와, 회전식 진동밸브(15) 및 진도모오드 변환밸브(17)를 개지하여 진동용 액츄에이터(30)에 공급하는 유압원(10a)으로부터의 압유를 제어하는 제1방향변환밸브(11)로 이루어진 것을 특징으로 하는 유압쇼벨의 작업기 진동장치.2. The control according to claim 1, wherein the supply of pressure oil from the hydraulic source 10b to at least one of the actuators 5, 7 and 9 for the work machine is converted into a pilot pressure from the pilot valves 24a and 24b. The second direction change valve 13, the rotary vibration valve 15 and the magnitude mode conversion valve 17 is opened to control the hydraulic oil from the hydraulic source (10a) to supply to the vibration actuator (30) Hydraulic shovel vibrator device, characterized in that consisting of one-way conversion valve (11). 제1항에 있어서, 유압원(10b)으로부터 작업기용 액츄에이터(5)(7)(9) 중 적어도 하나의 액츄에이터로 압유의 공급을 파이롯트밸브(24a)(24b)로부터의 파이롯트압으로 변환하도록 제어하는 제2방향변환밸브(13)와, 회전식 진동밸브(15) 및 진도모오드 변환밸브(17)를 개재하여 작업기용 액츄에이터(5)(7)(9) 중 적어도 하나의 액츄에이터로 공급하는 유압원(10a)으로부터의 압유를 제어하는 제1방향변환밸브로 이루어지는 것을 특징으로 하는 유압쇼벨의 작업기 진동장치.2. The control according to claim 1, wherein the supply of pressure oil from the hydraulic source 10b to at least one of the actuators 5, 7 and 9 for the work machine is converted into a pilot pressure from the pilot valves 24a and 24b. Hydraulic pressure supplied to at least one of the actuators (5), (7) and (9) for the work machine via the second direction change valve (13), the rotary vibration valve (15) and the magnitude mode conversion valve (17). A hydraulic shovel vibrator, comprising: a first direction change valve for controlling hydraulic oil from a circle (10a). 제3항에 있어서, 적어도 하나의 액츄에이터가 바켓용 액츄에이터(9)에 공급하는 유압원(10a)으로 부터의 압유를 제어하는 제1방향변환밸브(11)로 이루어진 것을 특징으로 하는 유압쇼벨의 작업기용 진동장치.4. The operation of a hydraulic shovel according to claim 3, wherein at least one actuator consists of a first direction change valve (11) for controlling oil pressure from the hydraulic source (10a) supplied to the bucket actuator (9). Vibrator for aircraft. 제2항 또는 제3항 는 제4항에 있어서, 전기 제1방향변환밸브(11)는 진도모오드 변환밸브(21)로 부터의 신호를 받아서 변환되는 것을 특징으로 하는 유압쇼벨의 작업기 진동장치.[4] The vibrator of the hydraulic shovel according to claim 2 or 3, wherein the electric first direction conversion valve 11 is converted by receiving a signal from the magnitude mode conversion valve 21. . 제2항 내지 제5항 중의 어느 한 항에 있어서, 회전식 진동밸브(15)를 구동하는 유압모우터(14)와, 유압원(20)으로부터의 압유의 공급을 제어하는 유압모우터 온(ON)-오프(OFF)변환밸브(12)와, 이 유압모우터 온-오프변환밸브(12)로부터의 공급유량을 조정하는 유량조정밸브(16)를 설치하고, 이 유량 조절밸브(16)로부터의 소정의 유량에 의해 유압모우터(14)를 회전시킴과 아울러, 유압모우터(14)의 회전수에 따른 회전식 진동밸브(15)의 진동주파수를 제어하는 것을 특징으로 하는 유압쇼밸의 작업기 진동장치.The hydraulic motor 14 according to any one of claims 2 to 5, wherein the hydraulic motor 14 for driving the rotary vibrating valve 15 and the hydraulic motor ON for controlling the supply of pressure oil from the hydraulic source 20 are used. ) Flow control valve (16) for adjusting the flow rate from the hydraulic motor on-off conversion valve (12) and from the flow control valve (16). By operating the hydraulic motor 14 by a predetermined flow rate, the vibration of the rotary vibrating valve 15 according to the rotational speed of the hydraulic motor 14 is controlled. Device. 제2항 내지 제6항 중의 어느 한 항에 있어서, 유압원(10b)(31b)으로부터 부움용 액츄에이터(5)로 압유의 공급을 제어하는 제2방향변환밸브(13)(33)와, 이 부움용 액츄에이터(5)의 유실(5b)로 아큠레이터(44)와 변환밸브(432)(42)를 접속함과 아울러, 이 제2방향변환밸브(13)(33)와, 변환밸브(32)(42)를 파이롯트밸브(24a)(24b)로부터의 파이롯트압 신호 혹은 진동모오드스위치(45a)(45b)로부터의 전기신호에 의하여 변환하도록 한 것을 특징으로 하는 유압쇼벨의 작업기 진동장치.The second direction change valve (13) (33) according to any one of claims 2 to 6, which controls the supply of pressure oil from the hydraulic pressure (10b) (31b) to the swelling actuator (5). The aerator 44 and the switching valves 432 and 42 are connected to the oil chamber 5b of the buoy actuator 5, and the second direction switching valves 13 and 33 and the switching valve 32 And 42) are converted by a pilot pressure signal from a pilot valve (24a, 24b) or an electrical signal from a vibration mode switch (45a, 45b). 제2항 내지 제7항 중의 어느 한 항에 있어서, 작업기용 액츄에이터(5)(7)(9)중 적어도 하나의 액츄에이터의 구동압력을 검출하는 유압스위치(53)∼(55)로부터 신호를 받아서, 유압모우터 온-오프변환밸브(12), 방향변환밸브(62) 및 진도모오드 변환밸브(63)을 변환하는 유압신호를 보내는 전자식 변환밸브(61)에 제어신호를 발신하는 제어수단(60) 또는 방향변환밸브(81), 진동모오드 변환밸브(82) 및 전기모우터(34)를 변환하는 전기신호를 발신하는 제어수단(80)을 구비하고, 유압원(10a)으로부터 진동용 액츄에이터(30)로 압유의 공급을 제어하는 것을 특징으로 하는 유압쇼벨의 작업기 진동장치.A signal according to any one of claims 2 to 7, which receives a signal from hydraulic switches 53 to 55 for detecting the driving pressure of at least one of the actuators 5, 7 and 9 for the work machine. Control means for transmitting a control signal to the electronic conversion valve 61 for sending a hydraulic signal for converting the hydraulic motor on-off conversion valve 12, the direction conversion valve 62 and the magnitude mode conversion valve 63 ( 60) or control means 80 for transmitting an electric signal for converting the direction change valve 81, the vibration mode change valve 82 and the electric motor 34, and for vibration from the hydraulic pressure source 10a. Vibrator of the working shovel of the hydraulic shovel, characterized in that for controlling the supply of pressure oil to the actuator (30). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950034114A 1994-10-05 1995-10-05 Vibration generator apparatus for hydraulic excavator KR0161616B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP26443394A JP3562730B2 (en) 1994-10-05 1994-10-05 Hydraulic excavator work equipment vibration device
JP94-264433 1994-10-05

Publications (2)

Publication Number Publication Date
KR960014552A true KR960014552A (en) 1996-05-22
KR0161616B1 KR0161616B1 (en) 1998-12-15

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Application Number Title Priority Date Filing Date
KR1019950034114A KR0161616B1 (en) 1994-10-05 1995-10-05 Vibration generator apparatus for hydraulic excavator

Country Status (5)

Country Link
EP (1) EP0785312A4 (en)
JP (1) JP3562730B2 (en)
KR (1) KR0161616B1 (en)
CN (1) CN1159843A (en)
WO (1) WO1996011306A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100328217B1 (en) * 1996-04-30 2002-06-26 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 Automatic Vibration System and Method of Hydraulic Construction Machinery
CN101057044B (en) * 2004-11-17 2012-08-29 株式会社小松制作所 Swing control device and construction machinery
CN103882902A (en) * 2014-03-12 2014-06-25 中国人民解放军63983部队 Control system of embedded automatic vibration mining device
CN104674866A (en) * 2015-01-30 2015-06-03 福建农林大学 Vibration excavator adjustable in amplitude and frequency
JP7171317B2 (en) 2018-08-30 2022-11-15 日立建機株式会社 working machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5929732B2 (en) * 1979-12-25 1984-07-23 修作 「よし」野 pile punching machine
JPH0749051Y2 (en) * 1987-10-27 1995-11-13 三陽機器株式会社 Hydraulic system for driving attachments of work equipment
JP3126571B2 (en) * 1993-11-12 2001-01-22 帝人製機株式会社 Fluid circuit for working cylinder of civil engineering construction machinery
JPH07158616A (en) * 1993-12-07 1995-06-20 Teijin Seiki Co Ltd Fluid cylinder control device

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Publication number Publication date
WO1996011306A1 (en) 1996-04-18
CN1159843A (en) 1997-09-17
EP0785312A1 (en) 1997-07-23
JP3562730B2 (en) 2004-09-08
JPH08105077A (en) 1996-04-23
EP0785312A4 (en) 1998-01-28
KR0161616B1 (en) 1998-12-15

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