CN104334805A - Bucket movement control device for automatically shaking off foreign substances and method therefor - Google Patents
Bucket movement control device for automatically shaking off foreign substances and method therefor Download PDFInfo
- Publication number
- CN104334805A CN104334805A CN201280073241.8A CN201280073241A CN104334805A CN 104334805 A CN104334805 A CN 104334805A CN 201280073241 A CN201280073241 A CN 201280073241A CN 104334805 A CN104334805 A CN 104334805A
- Authority
- CN
- China
- Prior art keywords
- scraper bowl
- control stick
- bucket
- operating value
- 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.)
- Pending
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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
-
- 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
- E02F3/437—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant
-
- 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
- E02F9/2004—Control mechanisms, e.g. control levers
-
- 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
- E02F9/2278—Hydraulic circuits
- E02F9/2296—Systems with a variable displacement pump
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Operation Control Of Excavators (AREA)
Abstract
The present invention relates to a bucket movement control device for automatically shaking off foreign substances, comprising a bucket movement control unit for controlling the movement of a bucket by determining whether to output an automatic control signal for automatically driving the bucket forward/backward at a predetermined speed or to output a manual control signal for driving the bucket according to an operating value of a joystick, and outputting a corresponding signal to a bucket driving unit even if an input value of the joystick does not change according to whether an automatic mode is selected by an automatic mode selection switch, and according to an operating value detected by an operating value detection means and an operating angle detected by an operating angle detection means. The bucket movement control device can automatically control the movement of the bucket so as to enable a driver to adjust the foreign substances within the bucket or scatter earth and sand and the like without need for an additional operation.
Description
Technical field
The present invention relates to a kind of bucket motions control device for automatically shaking off impurity and method thereof.More specifically, the present invention relates to a kind of bucket motions control device for automatically shaking off impurity and method thereof, it can control bucket motions automatically, thus controls the impurity that is loaded in scraper bowl or spreading earth and sand and do not need any independent operation of operator.
Background technology
Usually, excavator to be mainly used for earth and sand to be loaded in scraper bowl and the earth be loaded in scraper bowl and sand to be moved to a kind of device of target location.
But if earth and sandy soil are got wet or pressure is applied on earth and sandy soil in loading process, a considerable amount of earth and sand can be bonded at inside or the outside of scraper bowl.In this case, the weight of scraper bowl increases and volume in scraper bowl reduces, thus operating rate is reduced.
In order to prevent this situation, as shown in Figure 1, existing operation can by impacting forward and move scraper bowl backward to shake off earth and sand, and repeat such operation the work fatigue of operator may be made to increase.
In addition, in order to spreading is loaded in earth in scraper bowl and sand, operator can carry out such operation.
But, introduce the additional operations device being used for automatically carrying out like this operation and be unfavorable for cost and easy to use.
Summary of the invention
Technical problem
Therefore, making the present invention is to solve the problems referred to above occurred in prior art, and an object of the present invention is to provide a kind of bucket motions control device for automatically shaking off impurity and method thereof, it can control bucket motions automatically, thus controls the impurity that is loaded in scraper bowl or spreading earth and sand and do not need any independent operation of operator.
Technical scheme
According to an aspect of the present invention, provide a kind of bucket motions control device for automatically shaking off impurity,
Described device comprises: automatic mode selector switch; Operating value checkout gear, it is for detecting the operating value produced by the swing of control stick; Work angle checkout gear, it is for detecting the work angle of control stick; And bucket motions control unit, the work angle that its operating value select/not selecting automatic mode, operating value checkout gear to detect according to automatic mode selector switch and work angle checkout gear detect, even if by determine to export when not changing control stick input value, for automatically driving scraper bowl automatic control signal forward and backward at a predetermined velocity, or export according to the operating value of control stick, for driving the manual control signal of scraper bowl, and corresponding signal is outputted to scraper bowl driver element, thus controls bucket motions.
Preferably, automatic mode is being selected by automatic mode selector switch, the operating value of control stick is equal to or less than setting value and the command direction obtained from the work angle of the control stick automatic control state consistent with predetermined direction, automatic control signal can be outputted to scraper bowl driver element by bucket motions control unit, and do not selecting automatic mode by automatic mode selector switch, the operating value of control stick is greater than setting value or the command direction that obtains from the work angle of control stick and the inconsistent Non-follow control state of predetermined direction, corresponding manual control signal can be outputted to scraper bowl driver element by bucket motions control unit.
In addition, under automatic control state, if the operating value of action bars belongs to the first relatively little scope, the first automatic control signal being used for slowly shaking scraper bowl can be outputted to scraper bowl driver element by bucket motions control unit, and if the operating value of control stick belongs to the second relatively large scope, the second automatic control signal being used for shaking fast scraper bowl can be outputted to scraper bowl driver element by bucket motions control unit.
According to a further aspect in the invention, provide a kind of method for controlling the bucket motions of automatically shaking off impurity,
Described method comprises: select automatic mode; Detect the operating value produced by the swing of control stick; Detect the work angle of control stick; And according to select/not selecting the operating value of automatic mode, control stick and the work angle of control stick, even if by determine to export when not changing control stick input value, for automatically driving scraper bowl automatic control signal forward and backward at a predetermined velocity, or export according to the operating value of control stick, for driving the manual control signal of scraper bowl, and corresponding signal is outputted to scraper bowl driver element, thus controls bucket motions.
Preferably, at selection automatic mode, the operating value of control stick is equal to or less than setting value and the command direction obtained from the work angle of the control stick automatic control state consistent with predetermined direction, automatic control signal can be outputted to scraper bowl driver element by bucket motions rate-determining steps, and do not selecting automatic mode, the operating value of control stick is greater than setting value or the command direction that obtains from the work angle of control stick and the inconsistent Non-follow control state of predetermined direction, corresponding manual control signal can be outputted to scraper bowl driver element by bucket motions rate-determining steps.
In addition, under automatic control state, if the operating value of action bars belongs to the first relatively little scope, the first automatic control signal being used for slowly shaking scraper bowl can be outputted to scraper bowl driver element by bucket motions rate-determining steps, and if the operating value of control stick belongs to the second relatively large scope, the second automatic control signal being used for shaking fast scraper bowl can be outputted to scraper bowl driver element by bucket motions rate-determining steps.
Beneficial effect
According to the present invention, in minimizing operator toilworn situation, operator can remove the impurity be bonded on scraper bowl effectively, and if if required, automatically can carry out aforesaid operations, and carries out excacation and do not need independent attachment device.
Especially, control shake speed and degree in the mode proportional with the input value of control stick due to the operation that arranges separately according to joystick directions, when normally carrying out excacation, the work fatigue of operator can be reduced and improve operating rate.
Accompanying drawing explanation
Fig. 1 is a concept map, shows the excavator shaking off earth;
Fig. 2 is a block diagram, shows the configuration according to the bucket motions control device for automatically shaking off impurity of the present invention;
Fig. 3 is a flow chart, shows the operation in tandem according to the bucket motions control device for automatically shaking off impurity of the present invention.
The description of reference marker in accompanying drawing
201: automatic mode selector switch 202: operating value checkout gear
203: work angle checkout gear 204: bucket motions control unit
205: scraper bowl driver element
Detailed description of the invention
Hereafter will describe the preferred embodiment of the present invention in detail by reference to the accompanying drawings.
The item defined in the description, such as detailed structure and element, be only used to help the present invention of those skilled in the art's complete understanding, and the invention is not restricted to hereinafter disclosed embodiment.
In order to describe the present invention clearly, will omit and describe incoherent part, and in whole manual of the present invention, the identical reference marker of element identical in various figures representing.
In whole manual of the present invention and claims, unless otherwise specified, the term used in the description " comprises " and/or " comprising " refers to except described assembly, does not get rid of other assembly one or more.
Fig. 2 is a block diagram, shows the configuration according to the bucket motions control device for automatically shaking off impurity of the present invention.
As shown in Figure 2, the bucket motions control device for automatically shaking off impurity according to the present invention is configured to comprise automatic mode selector switch 201, operating value checkout gear 202, work angle checkout gear 203 and bucket motions control unit 204 simply.
That is, described device comprises: automatic mode selector switch 201, operating value checkout gear 202, it is for detecting the operating value produced by the swing of control stick, work angle checkout gear 203, it is for detecting the work angle of control stick, and bucket motions control unit 204, its according to automatic mode selector switch 201 select/do not select automatic mode, the operating value that operating value checkout gear 202 detects and the work angle that work angle checkout gear 203 detects, even if by determining to export when not changing control stick input value, for automatically driving scraper bowl automatic control signal forward and backward at a predetermined velocity, or the operating value exported according to control stick, for driving the manual control signal of scraper bowl, and corresponding signal is outputted to scraper bowl driver element 205, thus control bucket motions.
Here, automatic mode selector switch 201 is the devices selected automatic mode and the result of selection is input to bucket motions control unit 204, in automatic mode, according to the key operation of operator, even if when not changing control stick input value, control scraper bowl fast forward and mobile to shake off impurity backward.
Operating value checkout gear 202 detects the operating value produced by the swing of control stick.The operating value detected of control stick is imported into bucket motions control unit 204 and is used to determine output control automatically signal or manual control signal.Even if be when not changing control stick input value, for automatically driving scraper bowl signal forward and backward at a predetermined velocity according to the automatic control signal of the present invention's definition, and the input operation value that manual control signal is defined as corresponding to control stick drives the signal of scraper bowl.
Work angle checkout gear 203 detects the work angle of control stick, and the work angle detected is used to determine that whether the command direction of control stick is consistent with predetermined direction.
Select automatic mode at automatic mode selector switch 201, the operating value of control stick is equal to or less than setting value and the command direction obtained from the work angle of control stick is consistent with predetermined direction (namely, automatic control state) when, automatic control signal is outputted to scraper bowl driver element 205 by bucket motions control unit 204.On the contrary, do not select automatic mode at automatic mode selector switch 201, the operating value of control stick is greater than setting value or the command direction that obtains from the work angle of action bars and predetermined direction inconsistent (namely, Non-follow control state) when, corresponding manual control signal is outputted to scraper bowl driver element 205 by bucket motions control unit 204.That is, selecting automatic operation or normal operations to determine, the bid value of control stick and setting value are compared, and whether the command direction determining control stick being predetermined direction.When input value is greater than setting value and command direction is consistent with predetermined direction, carries out normal operations, and in the opposite case, carry out automatic operation.Here, normal operations instigates scraper bowl to move with certain speed and input value corresponding to control stick is moved, even and if automatic operation refer to when not changing control stick input value, make scraper bowl fast forward and mobile to shake off impurity backward.On the other hand, in the process of carrying out automatic operation, operator may be needed directly to adjust scraper bowl strongly or slightly to shake scraper bowl, or directly adjust scraper bowl to shake scraper bowl fast or lentamente.In order to reflect the requirement of such operator, when the operating value of control stick is equal to or less than setting value, predetermined output can be sent according to the bid value of control stick.Such as, if control stick input operation value is the relatively little value being equal to or less than setting value, control scraper bowl shake lentamente, and if control stick input operation value is the relatively large value being equal to or less than setting value, control scraper bowl shake rapidly.For this reason, under automatic control state, if the operating value of control stick belongs to the first relatively little scope, the first automatic control signal being used for slowly shaking scraper bowl is outputted to scraper bowl driver element 205 by bucket motions control unit 204, and if the operating value of control stick belongs to relatively large the second scope (in this case, automatic control signal, namely, the change of output signal can change the frequency of output signal, level or frequency and level), the second automatic control signal being used for shaking fast scraper bowl is outputted to scraper bowl driver element 205 by bucket motions control unit 204.
Working of an invention mode
The operation according to the bucket motions control device for automatically shaking off impurity of the present invention of Fig. 2 is described hereinafter with reference to Fig. 3.
Fig. 3 is a flow chart, shows the operation in tandem according to the bucket motions control device for automatically shaking off impurity of the present invention.
As shown in Figure 3, according to the present invention, be first confirmed whether to select automatic mode, then detect the operating value produced by the swing of control stick.
In addition, the work angle of control stick is detected.
Then, according to select/not selecting the operating value of automatic mode, control stick and the work angle of control stick, even if by determining to export when not changing control stick input value, for automatically driving scraper bowl automatic control signal forward and backward at a predetermined velocity, or the operating value exported according to control stick, for driving the manual control signal of scraper bowl, and corresponding signal being outputted to scraper bowl driver element 205, controlling bucket motions (S301 to S306).
This will be described in further detail.
First, under the automatic control state that the operating value of selection automatic mode, control stick is equal to or less than setting value and the command direction obtained from the work angle of control stick is consistent with predetermined direction, automatic control signal is output to scraper bowl driver element 205 (S301 to S305).
On the contrary, not selecting automatic mode, the operating value of control stick is greater than setting value or the command direction that obtains from the work angle of control stick and the inconsistent Non-follow control state of predetermined direction, corresponding manual control signal is output to scraper bowl driver element 205 (S306).
That is, in order to determine select be automatic operation or normal operations, the bid value of control stick and setting value are compared, and whether the command direction determining control stick is predetermined direction.When input value is greater than setting value and command direction is consistent with predetermined direction, carries out normal operations, and in the opposite case, carry out automatic operation.
Here, normal operations instigates scraper bowl to move with certain speed and input value corresponding to control stick is moved, and automatic operation refers to instant when not changing control stick input value, makes scraper bowl fast forward and mobile to shake off impurity backward.
On the other hand, in the process of carrying out automatic operation, operator may be needed directly to adjust scraper bowl strongly or slightly to shake scraper bowl, or directly adjust scraper bowl to shake scraper bowl fast or lentamente.
In order to reflect the requirement of such operator, when the operating value of control stick is equal to or less than setting value, predetermined output can be sent according to the bid value of control stick.
Such as, if control stick input operation value is the relatively little value being equal to or less than setting value, control scraper bowl shake lentamente, and if control stick input operation value is the relatively large value being equal to or less than setting value, control scraper bowl shake rapidly.
For this reason, under automatic control state, if the operating value of control stick belongs to the first relatively little scope, the first automatic control signal being used for slowly shaking scraper bowl is outputted to scraper bowl driver element by bucket motions control unit, and if the operating value of control stick belongs to relatively large the second scope (in this case, automatic control signal, namely, the change of output signal can change the frequency of output signal, level or frequency and level), the second automatic control signal being used for shaking fast scraper bowl is outputted to scraper bowl driver element by bucket motions control unit.
As mentioned above, according to the present invention, automatically can control bucket motions, thus control the impurity that is loaded in scraper bowl or spreading earth and sand and do not need any independent operation of operator.
In this way, in the toilworn situation of minimizing operator, operator can remove the impurity be bonded on scraper bowl effectively, and if if required, automatically can carry out aforesaid operations, and carry out any operation that excacation do not need independent attachment device.
Especially, control shake speed or degree in the mode proportional with the input value of control stick due to the operation that arranges separately according to joystick directions, when normally carrying out excacation, the work fatigue of operator can be reduced and improve operating rate.
Industrial applicability
From description above apparently, the present invention can be used as the bucket motions control device and method thereof of automatically shaking off impurity, it can control bucket motions automatically, thus controls the impurity that is loaded in scraper bowl or spreading earth and sand and do not need any independent operation of operator.
Claims (6)
1., for automatically shaking off a bucket motions control device for impurity, comprising:
Automatic mode selector switch;
Operating value checkout gear, it is for detecting the operating value produced by the swing of control stick;
Work angle checkout gear, it is for detecting the work angle of described control stick; And
Bucket motions control unit, its according to described automatic mode selector switch select/do not select automatic mode, the operating value that described operating value checkout gear detects and the work angle that described work angle checkout gear detects, even if by determining to export when not changing described control stick input value, for automatically driving described scraper bowl automatic control signal forward and backward at a predetermined velocity, or the operating value exported according to described control stick, for driving the manual control signal of described scraper bowl, and corresponding signal is outputted to scraper bowl driver element, thus control described bucket motions.
2. as claimed in claim 1 for controlling the device of bucket motions, wherein under the automatic control state that the operating value by described automatic mode selector switch selection automatic mode, described control stick is equal to or less than setting value and the command direction obtained from the work angle of described control stick is consistent with predetermined direction, automatic control signal is outputted to described scraper bowl driver element by described bucket motions control unit, and
Not selecting automatic mode by described automatic mode selector switch, the operating value of described control stick is greater than described setting value or the command direction that obtains from the work angle of described control stick and the inconsistent Non-follow control state of predetermined direction, corresponding manual control signal is outputted to described scraper bowl driver element by described bucket motions control unit.
3. as claimed in claim 2 for controlling the device of bucket motions, wherein under described automatic control state, if the operating value of described action bars belongs to the first relatively little scope, the first automatic control signal being used for slowly shaking described scraper bowl is outputted to described scraper bowl driver element by described bucket motions control unit, and if the operating value of described control stick belongs to the second relatively large scope, the second automatic control signal being used for shaking fast described scraper bowl is outputted to described scraper bowl driver element by described bucket motions control unit.
4., for controlling a method for the bucket motions of automatically shaking off impurity, comprising:
Select automatic mode;
Detect the operating value produced by the swing of control stick;
Detect the work angle of described control stick; And
According to the work angle of the operating value and described control stick of select/not selecting automatic mode, described control stick, even if by determine to export when not changing described control stick input value, for automatically driving described scraper bowl automatic control signal forward and backward at a predetermined velocity, or export according to the operating value of described control stick, for driving the manual control signal of described scraper bowl, and corresponding signal is outputted to scraper bowl driver element, thus controls described bucket motions.
5. as claimed in claim 4 for controlling the method for bucket motions, wherein under the automatic control state that the operating value of the described automatic mode of selection, described control stick is equal to or less than setting value and the command direction obtained from the work angle of described control stick is consistent with predetermined direction, automatic control signal is outputted to described scraper bowl driver element by the step controlling described bucket motions, and
Not selecting described automatic mode, the operating value of described control stick is greater than described setting value or the command direction that obtains from the work angle of described control stick and the inconsistent Non-follow control state of predetermined direction, corresponding manual control signal is outputted to described scraper bowl driver element by the step controlling described bucket motions.
6. as claimed in claim 5 for controlling the method for bucket motions, wherein under described automatic control state, if the operating value of described action bars belongs to the first relatively little scope, the first automatic control signal being used for slowly shaking described scraper bowl is outputted to described scraper bowl driver element by the step controlling described bucket motions, and if the operating value of described control stick belongs to the second relatively large scope, the second automatic control signal being used for shaking fast described scraper bowl is outputted to described scraper bowl driver element by the step controlling described bucket motions.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/KR2012/004019 WO2013176301A1 (en) | 2012-05-22 | 2012-05-22 | Bucket movement control device for automatically shaking off foreign substances and method therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104334805A true CN104334805A (en) | 2015-02-04 |
Family
ID=49623973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280073241.8A Pending CN104334805A (en) | 2012-05-22 | 2012-05-22 | Bucket movement control device for automatically shaking off foreign substances and method therefor |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20150134209A1 (en) |
| EP (1) | EP2853642A4 (en) |
| KR (1) | KR101668733B1 (en) |
| CN (1) | CN104334805A (en) |
| BR (1) | BR112014028749A2 (en) |
| CA (1) | CA2873021A1 (en) |
| WO (1) | WO2013176301A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105908797A (en) * | 2016-02-29 | 2016-08-31 | 江苏耐维思通科技股份有限公司 | Control system of unattended loader |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9725882B2 (en) | 2013-01-24 | 2017-08-08 | Volvo Construction Equipment Ab | Device and method for controlling flow rate in construction machinery |
| JP6604624B2 (en) * | 2015-05-11 | 2019-11-13 | キャタピラー エス エー アール エル | Automatic vibration device for work machines |
| US10246855B2 (en) | 2016-10-10 | 2019-04-02 | Wacker Neuson Production Americas Llc | Material handling machine with bucket shake control system and method |
| JP6791827B2 (en) * | 2017-09-29 | 2020-11-25 | 株式会社小松製作所 | Work vehicle and control method of work vehicle |
| DE102020206368A1 (en) | 2020-05-20 | 2021-11-25 | Robert Bosch Gesellschaft mit beschränkter Haftung | Method for the automated removal of material adhering to a loading tool of a loading machine |
| US11708681B2 (en) | 2021-04-13 | 2023-07-25 | Caterpillar Inc. | System and method for bucket agitation during automated payload tip-off |
| CN113266046A (en) * | 2021-05-24 | 2021-08-17 | 江苏徐工工程机械研究院有限公司 | Loader-digger |
| US11761170B2 (en) | 2021-11-17 | 2023-09-19 | Robert Bosch Gmbh | Apparatus for facilitating bucket movement |
| WO2023167548A1 (en) * | 2022-03-03 | 2023-09-07 | 현대두산인프라코어(주) | System for controlling construction machine, and method for controlling same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0699948B2 (en) * | 1988-07-14 | 1994-12-12 | 株式会社小松製作所 | Automatic vibration method and automatic vibration device for hydraulic excavator |
| WO1991010783A1 (en) * | 1990-01-16 | 1991-07-25 | Kabushiki Kaisha Komatsu Seisakusho | Automatic vibration method and apparatus for hydraulic excavator |
| KR100328217B1 (en) * | 1996-04-30 | 2002-06-26 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | Automatic Vibration System and Method of Hydraulic Construction Machinery |
| US6763661B2 (en) * | 2002-05-07 | 2004-07-20 | Husco International, Inc. | Apparatus and method for providing vibration to an appendage of a work vehicle |
| US7269943B2 (en) * | 2005-05-06 | 2007-09-18 | Caterpillar Inc. | Apparatus and method for controlling work tool vibration |
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2012
- 2012-05-22 BR BR112014028749A patent/BR112014028749A2/en not_active IP Right Cessation
- 2012-05-22 KR KR1020147032482A patent/KR101668733B1/en active IP Right Grant
- 2012-05-22 CN CN201280073241.8A patent/CN104334805A/en active Pending
- 2012-05-22 EP EP12877395.9A patent/EP2853642A4/en not_active Withdrawn
- 2012-05-22 WO PCT/KR2012/004019 patent/WO2013176301A1/en active Application Filing
- 2012-05-22 CA CA 2873021 patent/CA2873021A1/en not_active Abandoned
- 2012-05-22 US US14/400,898 patent/US20150134209A1/en not_active Abandoned
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| JPH04237726A (en) * | 1991-01-16 | 1992-08-26 | Kubota Corp | Bucket operating device of back-hoe |
| US5235809A (en) * | 1991-09-09 | 1993-08-17 | Vickers, Incorporated | Hydraulic circuit for shaking a bucket on a vehicle |
| KR200166284Y1 (en) * | 1997-12-31 | 2000-01-15 | 토니헬 | Oscillation working system of heavy equipment vehicle |
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| CN1667206A (en) * | 2004-03-10 | 2005-09-14 | 沃尔沃建造设备控股（瑞典）有限公司 | Automatic vibration device and method for use in a construction equipment |
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| US20090056322A1 (en) * | 2007-09-05 | 2009-03-05 | Caterpillar Inc. | System and method for rapidly shaking an implement of a machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105908797A (en) * | 2016-02-29 | 2016-08-31 | 江苏耐维思通科技股份有限公司 | Control system of unattended loader |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2873021A1 (en) | 2013-11-28 |
| WO2013176301A1 (en) | 2013-11-28 |
| EP2853642A1 (en) | 2015-04-01 |
| KR101668733B1 (en) | 2016-10-24 |
| US20150134209A1 (en) | 2015-05-14 |
| EP2853642A4 (en) | 2016-03-02 |
| BR112014028749A2 (en) | 2017-06-27 |
| KR20150023269A (en) | 2015-03-05 |
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Application publication date: 20150204 |