CN105019882A - Device for controlling slewing and centering operations of rotary drilling rig - Google Patents
Device for controlling slewing and centering operations of rotary drilling rig Download PDFInfo
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- CN105019882A CN105019882A CN201510499035.9A CN201510499035A CN105019882A CN 105019882 A CN105019882 A CN 105019882A CN 201510499035 A CN201510499035 A CN 201510499035A CN 105019882 A CN105019882 A CN 105019882A
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Abstract
The invention discloses a device for controlling slewing and centering operations of a rotary drilling rig. The device comprises a controller, a slewing enabling key, an automatic centering enabling key and a slewing encoder which are electrically connected with corresponding input interfaces of the controller, a display and a slewing warning which are electrically connected with corresponding output ends of the controller and a hydraulic system controlled by a corresponding port of the controller; the hydraulic system comprises a magnetic valve group, an electric proportional control valve group, a slewing priority control handle and a main valve, wherein the magnetic valve group is composed of a switch priority valve I and a switch priority valve II which are controlled by a switch electromagnet I and a switch electromagnet II respectively, the electric proportional control valve group is composed of a proportional priority valve I and a proportional priority valve II which are controlled by a proportional electromagnet I and a proportional electromagnet II respectively, a shuttle valve I and a shuttle valve II. According to the device for controlling the slewing and centering operations of the rotary drilling rig, when the absolute value of a slewing angle signal is smaller than a preset slewing angle, slewing is conducted, the centering control is conducted automatically, construction efficiency is improved, a beneficial influence on the service life of equipment is achieved, and particularly under the conditions that for different vehicles, the slewing speed is different, and an operator is unskilled, the slewing and centering effects of the device are embodied more excellently.
Description
Technical field
The invention belongs to technical field of engineering machinery, be specifically related to a kind of Operation of Rotary Pile Drill centering operating control device.
Background technology
Rotary drilling rig is mainly suitable for the geological stratification constructions such as sandy soils, viscous soil horizon, grit weathered rock and soil, is used widely in the multiple foundation basic constructions such as urban construction, highway bridge, highrise building.Along with infrastructure, what particularly work China Democratic National Construction Association in city constructed increases year by year, and crawler type rotary drilling rig, as piling machinery " main force ", more and more shows its critical role.When rotary drilling rig construction, when falling native, need to make rig at permission turn state, fluid,matching press operation handle carries out control angle of revolution, falls after soil, need control angle of revolution to initial position, is called the operation of revolution centering.On current rotary drilling rig market except the operation of above-mentioned hydraulic control revolution centering, deposit electric control operation handle in addition on a small quantity and control revolution.No matter hydraulic operation handle mode, or electric control operation handle mode, all need staff's operation push-button and handle always under Turning course, in addition, Turning course is according to different automobile types, rotative speed is different, centering efficiency is also different, and in addition, operating personnel are accustomed to, qualification, the efficiency that revolution centering controls is not identical yet.Repeatedly turn round centering, reduce efficiency of construction on the one hand, on the other hand, also impact is had to equipment life, so, need a kind of simple and direct revolution centering method of operating and device, reduce the revolution centering operation frequency, improve efficiency of construction.
Application number is CN201020264615.2, patent name is automatic return control device of rotary drilling machine, is illustrated a key centering, with the addition of electric proportional servo and controls reversal valve, electric Proportional Feedback valve and electromagnetic relief valve.Signal when the revolution left revolution of joystick, right-hand rotation and position automatically exports to controller, control electric proportional servo by controller export ratio signal to control reversal valve, electric Proportional Feedback valve and realize self-return and control, but this patent is only optimized the operation of electric control handle Operation of Rotary Pile Drill centering, inapplicable to most hydraulic control handle revolution centering operation on market, the operation of existing hydraulic control revolution centering to be optimized.
Summary of the invention
Object of the present invention provides a kind of Operation of Rotary Pile Drill centering operating control device for weak point existing in above-mentioned prior art just.
Object of the present invention realizes by following technique measures:
Operation of Rotary Pile Drill centering operating control device of the present invention comprises controller, the revolution enable key be electrically connected to the corresponding input interface of controller respectively, automatically time middle enable key, rotary encoder, the display be electrically connected with controller corresponding output end, turn round and warn, and the hydraulic system controlled by the corresponding port of controller; Described hydraulic system comprises the electromagnetic valve group that the switch pilot valve I, II that controlled respectively by switch electromagnet I, II forms, the electric proportional control valve group that the proportional pilot valve I, II controlled respectively by proportion electro-magnet I, II and shuttle valve I, shuttle valve II form, revolution pilot control handle, main valve; Described main valve is made up of left revolution main valve plug and right-hand rotation main valve plug; Described switch electromagnet I, II, the automatically controlled end of proportion electro-magnet I, II respectively control interface corresponding to controller be electrically connected, the P mouth of described electric ratio control valve group is connected with T mouth with the P mouth of guide's oil circuit with T mouth respectively with the P mouth of T mouth, revolution pilot control handle, and the right-hand rotation mouth I of revolution pilot control handle and left revolution mouth II are connected with the P1 mouth of electromagnetic valve group and P2 mouth respectively; Guide's oil circuit of the switch pilot valve I in described electromagnetic valve group is connected with III mouthful of electric ratio control valve group, and guide's oil circuit of the switch pilot valve II in described electromagnetic valve group is connected with IV mouthful of electric ratio control valve group; Described IV mouthful of electric proportional control valve group, VI mouthful of proportional pilot valve I be connected through the A2 mouth of shuttle valve I with electric proportional control valve group, III mouthful of electric proportional control valve group, V mouthful of proportional pilot valve II is connected through the A1 mouth of shuttle valve II with electric proportional control valve group; The left revolution main valve plug of main valve is connected with the A2 mouth of electric proportional control valve group, and right-hand rotation main valve plug is connected with the A1 mouth of electric proportional control valve group.
Rotary encoder described in the present invention is positioned on the swivel coupling of the centre of gyration; Revolution enable key and automatically time middle enable key are arranged on operating grip.The model of described controller is EPEC 2024.
Controller described in the present invention is used for judging revolution enable key and automatically return middle enable key whether operate, receive rotary encoder angle of revolution information, rotary encoder is positioned on the swivel coupling of the centre of gyration; Revolution enable key and automatically time middle enable key are arranged on operating grip, being connected with controller of the enable key input signal on its operating grip; Controller be used for controlling to turn round the rotary magnetic valve controlled and be connected, electromagnetic valve comprises switch control rule electromagnetic valve and proportional control solenoid valve; Whether controller is connected at the display of turn state with being used for showing turning round; Whether controller is warned output device and is connected in the warning of turn state with being used for showing turning round.
Revolution centering method of controlling operation thereof of the present invention is as follows: when controller detects operating grip revolution enable key input signal, with reference to automatically returning middle enable key state, if enable key is not in revolution centering enabled state in automatically returning, revolution controls as normal mode, then turn round switch control rule switch electromagnet charged, switch pilot valve is switched to rotary loop oil circuit, and operation revolution pilot control handle, drives main valve to carry out revolution work.If enable key is in revolution centering enabled state in automatically returning, revolution control model is revolution centering pattern.Angle of revolution signal absolute value is greater than default angle of revolution, then turn round state of a control and carry out normal mode and control; When angle of revolution, signal absolute value is less than default angle of revolution, then switch electromagnet dead electricity, and proportion electro-magnet obtains electric, and proportion electro-magnet by the oil circuit of angle of revolution proportional control proportional pilot valve, thus realizes automatic centering control.
Refer back to gyration described in the present invention: under revolution centering pattern, controller detects encoder input signal, when being less than default angle of revolution, and have revolution enable key input signal, revolution carries out centering automatically.When not turning round enable key input signal, turn state automatically terminates.
The gyration that refers back to described in the present invention is 5-50 °.
Beneficial effect of the present invention is as follows:
Device of the present invention, when Turning course, is divided into normal mode and automatic centering pattern.When automatic centering pattern, once angle of revolution signal absolute value is less than default angle of revolution, revolution carries out centering control automatically, and staff does not need people for carrying out centering operation.Improve efficiency of construction on the one hand, on the other hand, also can produce wholesome effect to equipment life, particularly in different automobile types, rotative speed difference, the unskilled situation of operating personnel, revolution centering benefit more has remarkable embodiment.
Accompanying drawing explanation
Fig. 1 is system block diagram of the present invention.
Fig. 2 is hydraulic schematic diagram of the present invention.
Fig. 3 is electrical control logic chart of the present invention.
Sequence number in figure: 1, controller; 2, display; 3, enable key is turned round; 4, enable key in automatically returning; 5, pilot control handle is turned round; 6, switch electromagnet I; 6-1, switch electromagnet II; 7, switch pilot valve I; 7-1, switch pilot valve II; 8, proportion electro-magnet I; 8-1, proportion electro-magnet II; 9, proportional pilot valve I; 9-1, proportional pilot valve II; 10, main valve; 10-1, right-hand rotation main valve plug; 10-2, left revolution main valve plug; 11, revolution warning; 12, rotary encoder; 13, shuttle valve I; 13-1, shuttle valve II.
Detailed description of the invention
The present invention is further described below with reference to embodiment (accompanying drawing):
As illustrated in fig. 1 and 2, Operation of Rotary Pile Drill centering operating control device of the present invention comprises controller (1), the revolution enable key (3) be electrically connected to the corresponding input interface of controller (1) respectively, automatically time middle enable key (4), rotary encoder (12), the display (2) be electrically connected with controller (1) corresponding output end, turn round and warn (11), and the hydraulic system controlled by the corresponding port of controller (1); Described hydraulic system comprises the electromagnetic valve group that the switch pilot valve I, II (7,7-1) that controlled respectively by switch electromagnet I, II (6,6-1) forms, the electric proportional control valve group that the proportional pilot valve I, II that controlled respectively by proportion electro-magnet I, II (8,8-1) (9,9-1) and shuttle valve I (13), shuttle valve II (13-1) form, revolution pilot control handle (5), main valve (10); Described main valve (10) is made up of left revolution main valve plug (10-1) and right-hand rotation main valve plug (10-2); The automatically controlled end of described switch electromagnet I, II (6,6-1), proportion electro-magnet I, II (8,8-1) is electrically connected to controller (1) corresponding control interface respectively, the P mouth of described electric ratio control valve group is connected with T mouth with the P mouth of guide's oil circuit with T mouth respectively with the P mouth of T mouth, revolution pilot control handle (5), and the right-hand rotation mouth I turning round pilot control handle (5) and left revolution mouth II are connected with the P1 mouth of electromagnetic valve group and P2 mouth respectively; Guide's oil circuit of the switch pilot valve I (7) in described electromagnetic valve group is connected with III mouthful of electric ratio control valve group, and guide's oil circuit of the switch pilot valve II (7-1) in described electromagnetic valve group is connected with IV mouthful of electric ratio control valve group; IV mouthful of described electric proportional control valve group, VI mouthful of proportional pilot valve I (9) is connected through the A2 mouth of shuttle valve I (13) with electric proportional control valve group, and III mouthful of electric proportional control valve group, V mouthful of proportional pilot valve II (9-1) is connected through the A1 mouth of shuttle valve II (13-1) with electric proportional control valve group; The left revolution main valve plug (10-1) of main valve (10) is connected with the A2 mouth of electric proportional control valve group, and the right-hand rotation main valve plug (10-2) of main valve (10) is connected with the A1 mouth of electric proportional control valve group; Described rotary encoder (12) is positioned on the swivel coupling of the centre of gyration; Revolution enable key (3) and automatically time middle enable key (4) are arranged on operating grip (5); The model of described controller (1) is EPEC 2024.
Revolution centering method of controlling operation thereof of the present invention is as follows:
As shown in Figure 3, when controller (1) detects operating grip (5) revolution enable key (3) input signal, with reference to automatically returning middle enable key (4) state, if enable key (4) is not in revolution centering enabled state in automatically returning, revolution controls as normal mode, then switch electromagnet I, II (6,6-1) is charged, and switch pilot valve I, II (9,9-1) is switched to rotary loop oil circuit, operation revolution pilot control handle (5), drives main valve (10) to carry out revolution work.If enable key (4) is in revolution centering enabled state in automatically returning, revolution control model is revolution centering pattern.Angle of revolution signal absolute value (11) is greater than default angle of revolution, then turn round state of a control and carry out normal mode and control; When angle of revolution signal absolute value (11) is less than default angle of revolution, then switch electromagnet I, II (6,6-1) dead electricity, proportion electro-magnet I, II (8,8-1) electric, proportion electro-magnet I, II (8,8-1) by the oil circuit of angle of revolution proportional control proportional pilot valve I, II (9,9-1), thus realizes automatic centering control.
Described refers back to gyration: under revolution centering pattern, controller (1) detects rotary encoder (12) input signal, when being less than default angle of revolution, and has revolution enable key (3) input signal, and revolution carries out centering automatically.When not turning round enable key (3) input signal, turn state automatically terminates.
The described gyration that refers back to is 5-50 °.
The present invention is divided into normal mode and automatic centering pattern Turning course.When automatic centering pattern, once angle of revolution signal absolute value is less than default angle of revolution, revolution carries out centering control automatically, and staff does not need people for carrying out centering operation.Improve efficiency of construction on the one hand, on the other hand, also can produce wholesome effect to equipment life, particularly in different automobile types, rotative speed difference, the unskilled situation of operating personnel, revolution centering benefit more has remarkable embodiment.
Claims (3)
1. an Operation of Rotary Pile Drill centering operating control device, it is characterized in that: it comprises controller, the revolution enable key be electrically connected to the corresponding input interface of controller respectively, automatically time middle enable key, rotary encoder, the display be electrically connected with controller corresponding output end, turn round and warn, and the hydraulic system controlled by the corresponding port of controller; Described hydraulic system comprises the electromagnetic valve group that the switch pilot valve I, II that controlled respectively by switch electromagnet I, II forms, the electric proportional control valve group that the proportional pilot valve I, II controlled respectively by proportion electro-magnet I, II and shuttle valve I, shuttle valve II form, revolution pilot control handle, main valve; Described main valve is made up of left revolution main valve plug and right-hand rotation main valve plug; Described switch electromagnet I, II, the automatically controlled end of proportion electro-magnet I, II respectively control interface corresponding to controller be electrically connected, the P mouth of described electric ratio control valve group is connected with T mouth with the P mouth of guide's oil circuit with T mouth respectively with the P mouth of T mouth, revolution pilot control handle, and the right-hand rotation mouth I of revolution pilot control handle and left revolution mouth II are connected with the P1 mouth of electromagnetic valve group and P2 mouth respectively; Guide's oil circuit of the switch pilot valve I in described electromagnetic valve group is connected with III mouthful of electric ratio control valve group, and guide's oil circuit of the switch pilot valve II in described electromagnetic valve group is connected with IV mouthful of electric ratio control valve group; Described IV mouthful of electric proportional control valve group, VI mouthful of proportional pilot valve I be connected through the A2 mouth of shuttle valve I with electric proportional control valve group, III mouthful of electric proportional control valve group, V mouthful of proportional pilot valve II is connected through the A1 mouth of shuttle valve II with electric proportional control valve group; The left revolution main valve plug of main valve is connected with the A2 mouth of electric proportional control valve group, and the right-hand rotation main valve plug of main valve is connected with the A1 mouth of electric proportional control valve group.
2. Operation of Rotary Pile Drill centering operating control device according to claim 1, is characterized in that: described rotary encoder is positioned on the swivel coupling of the centre of gyration; Revolution enable key 3 and automatically time middle enable key 4 are arranged on operating grip.
3. Operation of Rotary Pile Drill centering operating control device according to claim 1, is characterized in that: the model of described controller is EPEC2024.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510499035.9A CN105019882B (en) | 2015-08-14 | 2015-08-14 | A kind of Operation of Rotary Pile Drill centering operating control device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510499035.9A CN105019882B (en) | 2015-08-14 | 2015-08-14 | A kind of Operation of Rotary Pile Drill centering operating control device |
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| CN105019882A true CN105019882A (en) | 2015-11-04 |
| CN105019882B CN105019882B (en) | 2017-12-15 |
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| CN201510499035.9A Active CN105019882B (en) | 2015-08-14 | 2015-08-14 | A kind of Operation of Rotary Pile Drill centering operating control device |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3525404A (en) * | 1968-02-23 | 1970-08-25 | Hughes Tool Co | Rotary drilling rig with direct power drive and simplified controls |
| DD237354B1 (en) * | 1985-05-16 | 1988-10-19 | Zentr Reparatur Und Ausruestun | ARRANGEMENT FOR CONTROLLING A HYDRAULIC DRIVE FOR A GEOLOGICAL DRILLING GEAR |
| CN2878667Y (en) * | 2005-12-26 | 2007-03-14 | 北京市三一重机有限公司 | Rotary control system |
| CN101793139A (en) * | 2009-12-30 | 2010-08-04 | 徐州博汇东明机械制造有限公司 | Automatic rotary positioning system for rotary drilling rig |
| CN201802305U (en) * | 2010-07-21 | 2011-04-20 | 郑州宇通重工有限公司 | Rotary drilling rig major hoist lifting full-automatic bottom protection and main hoist wire rope pre-tightening device |
| CN201865654U (en) * | 2010-07-21 | 2011-06-15 | 郑州宇通重工有限公司 | Automatic return control device of rotary drilling machine |
| CN201943570U (en) * | 2010-12-30 | 2011-08-24 | 北京市三一重机有限公司 | Upper-part rotation speed-limiting device for rotary drilling rig |
| CN204198273U (en) * | 2014-10-24 | 2015-03-11 | 中联重科股份有限公司 | Engineering machinery action stroke control equipment and system and engineering machinery |
| CN204877434U (en) * | 2015-08-14 | 2015-12-16 | 郑州宇通重工有限公司 | Dig rig gyration centering operation controlling means soon |
-
2015
- 2015-08-14 CN CN201510499035.9A patent/CN105019882B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3525404A (en) * | 1968-02-23 | 1970-08-25 | Hughes Tool Co | Rotary drilling rig with direct power drive and simplified controls |
| DD237354B1 (en) * | 1985-05-16 | 1988-10-19 | Zentr Reparatur Und Ausruestun | ARRANGEMENT FOR CONTROLLING A HYDRAULIC DRIVE FOR A GEOLOGICAL DRILLING GEAR |
| CN2878667Y (en) * | 2005-12-26 | 2007-03-14 | 北京市三一重机有限公司 | Rotary control system |
| CN101793139A (en) * | 2009-12-30 | 2010-08-04 | 徐州博汇东明机械制造有限公司 | Automatic rotary positioning system for rotary drilling rig |
| CN201802305U (en) * | 2010-07-21 | 2011-04-20 | 郑州宇通重工有限公司 | Rotary drilling rig major hoist lifting full-automatic bottom protection and main hoist wire rope pre-tightening device |
| CN201865654U (en) * | 2010-07-21 | 2011-06-15 | 郑州宇通重工有限公司 | Automatic return control device of rotary drilling machine |
| CN201943570U (en) * | 2010-12-30 | 2011-08-24 | 北京市三一重机有限公司 | Upper-part rotation speed-limiting device for rotary drilling rig |
| CN204198273U (en) * | 2014-10-24 | 2015-03-11 | 中联重科股份有限公司 | Engineering machinery action stroke control equipment and system and engineering machinery |
| CN204877434U (en) * | 2015-08-14 | 2015-12-16 | 郑州宇通重工有限公司 | Dig rig gyration centering operation controlling means soon |
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| CN105019882B (en) | 2017-12-15 |
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Effective date of registration: 20180123 Address after: 451482 Zhengzhou economic and Technological Development Zone, Henan Yu Road, No. 88 Patentee after: Zhengzhou Zhengyu Heavy Industry Co., Ltd. Address before: 451482 Zhengzhou economic and Technological Development Zone, Henan Yu Road, No. 88 Patentee before: Zhengzhou Yutong Heavy Industry Co., Ltd. |
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Address after: 451482 No. 88, Yu Gong Road, Zhengzhou economic and Technological Development Zone, Henan Patentee after: Yutong heavy equipment Co.,Ltd. Address before: 451482 No. 88, Yu Gong Road, Zhengzhou economic and Technological Development Zone, Henan Patentee before: ZHENGZHOU ZHENGYU HEAVY INDUSTRY Co.,Ltd. |
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