CN107084164A - A kind of anti-sticking pricker rock drilling control system - Google Patents
A kind of anti-sticking pricker rock drilling control system Download PDFInfo
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- CN107084164A CN107084164A CN201710374618.8A CN201710374618A CN107084164A CN 107084164 A CN107084164 A CN 107084164A CN 201710374618 A CN201710374618 A CN 201710374618A CN 107084164 A CN107084164 A CN 107084164A
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- valve
- working hole
- pressure
- pricker
- card
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/24—Remote control specially adapted for machines for slitting or completely freeing the mineral
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/161—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors with sensing of servomotor demand or load
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
-
- 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
- F15B21/02—Servomotor systems with programme control derived from a store or timing device; Control devices therefor
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6306—Electronic controllers using input signals representing a pressure
- F15B2211/6313—Electronic controllers using input signals representing a pressure the pressure being a load pressure
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/665—Methods of control using electronic components
- F15B2211/6658—Control using different modes, e.g. four-quadrant-operation, working mode and transportation mode
Abstract
A kind of anti-sticking pricker rock drilling control system disclosed by the invention, the system includes actuating unit, executing agency, control valve, electrical system.Wherein actuating unit includes three one-way pumps and motor, and one-way pump is driven to system fuel feeding from motor.Control valve includes direct acting type overflow valve, high-speed switch valve, composite valve with proportional pressure flow, proportional velocity regulating valve and type pilot solenoid directional control valve D5.Electrical system includes pressure sensor, signal amplifier, signal processor, data collecting card, card pricker identification system, signal amplifier and controller.Gathering pressure signal, identification card pricker operating mode by electrical system and regulation and control are carried out to each valve makes the rock drill effectively generation of pre- anti-sticking pricker operating mode in the course of the work.
Description
Technical field
The present invention relates to a kind of control system, and in particular to a kind of anti-sticking pricker rock drilling control system, belongs to and automatically controls neck
Domain.
Background technology
Rock drill and be widely used in mining punching, the field such as construction.Because the working environment of rock drill is disliked
Bad, operating mode is complicated and changeable, and card pricker phenomenon easily occurs during rock drilling, and card pricker operating mode has three kinds：Solution cavity card pricker, gradual card
Pricker, crack card pricker.Once it is difficult to exclude to meet with card pricker operating mode, and processing time is especially long.In order to reach the purpose of anti-sticking pricker,
Various anti-sticking pricker systems are devised both at home and abroad.Most of these anti-sticking pricker systems are using combination valve and pressure negative-feedback
Control reversal valve makes the method that rock drill is retreated, although can play the effect of a part of anti-sticking pricker, but anti-sticking pricker efficiency is but not
Significantly, the time that particularly solution cavity card pricker, crack card pricker operating mode occur is very short and anti-sticking pricker system too complex has little time reaction.
The content of the invention
In view of this, the invention provides a kind of anti-sticking pricker rock drilling control system, the system is simpler, reacts sensitiveer,
It is capable of the generation of more effectively pre- anti-sticking pricker operating mode.
A kind of anti-sticking pricker rock drilling control system, including actuating unit and be connected respectively with actuating unit executing agency, control
Valve processed and electrical system；Wherein：
Executing agency includes propulsive mechanism, beater mechanism and slew gear；
Control valve includes overflow valve, high-speed switch valve, composite valve with proportional pressure flow, proportional velocity regulating valve and type pilot electromagnetism
Reversal valve；It is connected on by overflow valve in working connection, limits the oil pressure of working connection；By to high-speed switch valve make-and-break time dutycycle and
Electrical current size controls to adjust the fltting speed of propulsive mechanism；Pass through the control of comparative example pressure flow combination valve pressure, flow
The surge of system regulation beater mechanism, frequency of impact；Pass through the control and regulation of comparative example flow speed control valve, type pilot solenoid directional control valve
Rotational speed, drill steel rotating；
Electrical system includes pressure sensor, signal amplifier, signal processor, data gather computer card, card pricker identification system
System and controller；Pressure sensor transmits analog signalses；And be connected with propulsive mechanism, beater mechanism, slew gear, pass through pressure
Force snesor gathers the pressure parameter of its position and is transferred to data collecting card, and card pricker identification system will monitor obtained pressure
Pressure parameter is contrasted when force parameter is with normal rock drilling, and whether is the generation of judgement card pricker operating mode, if will occur card pricker operating mode, judgement is
Which kind of card pricker operating mode (solution cavity card pricker, gradual card pricker, crack card pricker), and by controller to high-speed switch valve, ratio pressure flow
Combination valve, proportional velocity regulating valve, type pilot solenoid directional control valve carry out corresponding control, it is to avoid the generation of card pricker operating mode.
Described actuating unit includes one-way pump and motor, and one-way pump is driven by motor, respectively to propulsive mechanism, impact
Mechanism, slew gear fuel feeding.
Described control valve includes overflow valve, high-speed switch valve, composite valve with proportional pressure flow, proportional velocity regulating valve and guide
Type solenoid directional control valve；Wherein：
The working hole of high-speed switch valve is communicated with connecing the working hole of overflow valve by the power of actuating unit mouthful, oil circuit respectively,
The working hole of overflow valve is communicated with fuel tank；The working hole of high-speed switch valve is also communicated with fuel tank, the working hole point of high-speed switch valve
Do not communicated with the working hole of propulsive mechanism；Power mouthful, the oil of the working hole of composite valve with proportional pressure flow respectively with actuating unit
The working hole that roadside connects overflow valve is communicated, and the working hole of overflow valve is communicated with fuel tank, the working hole of composite valve with proportional pressure flow
Communicated with the working hole of beater mechanism；Overflow is connect by the working hole of proportional velocity regulating valve power mouthful respectively with actuating unit, oil circuit
The working hole of valve is communicated, and the working hole of overflow valve is communicated with fuel tank, working hole and the 3-position 4-way electromagnetic switch of proportional velocity regulating valve
The working hole of valve is communicated.
The composite valve with proportional pressure flow is combination valve, including electromagnetic proportion throttle, choke valve, triplet type overflow
Valve, overflow valve and solenoid-operated proportional pressure-reducing valve；
The working hole of electromagnetic proportion throttle working hole respectively with triplet type overflow valve, choke valve working hole it is in parallel,
It is used as the working hole of composite valve with proportional pressure flow；
The working hole of triplet type overflow valve, the working hole of solenoid-operated proportional pressure-reducing valve, overflow valve working hole it is in parallel after, with section
The working hole of stream valve is communicated, the working hole of triplet type overflow valve, the working hole of solenoid-operated proportional pressure-reducing valve, overflow valve working hole simultaneously
Communicated after connection with fuel tank.
Described electrical system includes pressure sensor, signal amplifier, signal processor, data gather computer card, card pricker
Identification system and controller；
Pressure sensor is separately mounted to the working hole of propulsive mechanism, the working hole of beater mechanism, the work of slew gear
At mouthful；
Signal amplifier receives the pressure signal of pressure sensor and amplification, passes the signal along to signal processor, signal
Signal, the signal of data gather computer card acquisition process after processor processing amplification, card pricker identification system recognize card pricker operating mode
Whether occur and judge it is which kind of card pricker operating mode, the corresponding magnetic valve of controller control.
The beneficial effects of the invention are as follows：The system is by propelling pressure, rotation pressure signal monitor in real time, gathering
Card pricker phenomenon is recognized with card pricker identification system, passes through all kinds of card pricker operating modes of the prevention for controlling magnetic valve to be acted accordingly in time
Generation.Compared with existing anti-sticking pricker system, the system is simpler, reacts sensitiveer, being capable of more effectively pre- anti-sticking pricker work
The generation of condition.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of anti-sticking pricker automatic control system of the present invention.
Fig. 2 is control flow chart of the invention；
Fig. 3 is controller line figure of the invention.
In figure, M1, M2, M3 be motor, B1, B2, B3 be one-way pump, Y1, Y2, Y3, Y4, Y5 be direct-acting overflow valve, D1,
D2 is high-speed switch valve, and D3 is electromagnetic proportion relief valve, and D4 is solenoid-operated proportional flow speed control valve, and D4 is three-position four-way electromagnetic directional valve, R
For propulsive mechanism, S beater mechanisms, W is slew gear, and P1, P2, P3 are pressure sensor, and A1, A2 are signal amplifier, and F is letter
Number processor, C are that data gather computer card, W are that card pricker identification system, K are controller, PtFor propelling pressure, PzFor rotation pressure,
PzmFor anti-sticking pricker pressure.
Embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of anti-sticking pricker automatic control system of the invention, it includes actuating unit, executing agency, control
Valve processed, electrical system；Wherein：
Actuating unit includes three one-way pumps B1, B2, B3 and motor M1, M2, M3, and one-way pump is driven by motor M1, M2, M3
B1, B2, B3 are respectively to propulsive mechanism, beater mechanism, slew gear fuel feeding；
Control valve includes overflow valve Y1, Y2, Y3, and high-speed switch valve D1, D2, composite valve with proportional pressure flow N1, ratio are adjusted
Fast valve D4, type pilot solenoid directional control valve D5.It is connected on by overflow valve Y1, Y2, Y3 in each working connection, limits the pressure of working connection.Control
Device K processed by control high-speed switch valve D1, D2 power on/off duty ratio of time and electrical current size change average discharge from
And adjust the fltting speed of propulsive mechanism.Controller K, can be with by controlling composite valve with proportional pressure flow N1 pressure, flow
Make the surge of beater mechanism it is proportional increase or decrease, the proportional increase of frequency of impact or reduction of beater mechanism.Control
Device K by controlling proportional velocity regulating valve D4 and type pilot solenoid directional control valve D5, can with it is proportional raising or reduction drill steel rotating speed, change
Become and change the gyratory directions of drill steel；
As shown in Fig. 2 electrical system includes three groups of pressure sensors P1, P2, P3, signal amplifier A1, A2, signal transacting
Device F, data collecting card C (PCI2366), card pricker identification system W, controller K (PLC).Pressure sensor P1, P2, P3 pacify respectively
The working hole S-P of working hole R-P, beater mechanism S mounted in propulsive mechanism R, slew gear V working hole V-P, V-T monitoring pressure
Difference.Pressure sensor collection real-time pressure output analog signalses (power of electric current).Signal amplifier A1 increases current signal
Signal processor F is passed to after width, signal processor F carries out D/A conversion digital signals to current signal and passes to data acquisition
Pressure on the number signal pair when the data signal that card C (PCI2366) card pricker identification system W obtains data collecting card is with normal rock drilling
Than whether occurring card pricker operating mode according to the rotation pressure that the change of data signal can pick out rock drilling system.If by card
Pricker operating mode, which kind of card pricker operating mode positive and negative can be determined that according to pressure difference is.Wherein：The rotation pressure of system is to subtract during solution cavity card pricker
Small, pressure difference is negative and increased gradually；The rotation pressure of system is to rise when gradual card pricker, crack card pricker, pressure difference for just and
Gradually increase, but the climbing of pressure difference is apparently higher than solution cavity card pricker during the card pricker of crack, easily distinguishes.Afterwards, recognized by card pricker
System W sends corresponding control signal according to the difference of card pricker operating mode, and control signal is analog signal (power of electric current).Electric current
Signal passes to controller K (PLC) after signal amplifier A2 amplification.Because controller K (PLC) controls high-speed switch valve
D1, D2 make-and-break time dutycycle, the height of composite valve with proportional pressure flow N1 pressure, the size of flow, proportional velocity regulating valve D4
Opening size and solenoid directional control valve D5 commutation whether, so after controller K responsive control signals the pressure of system,
Flow will make corresponding change, so as to avoid the generation of all kinds of card pricker operating modes.
As shown in figure 3, overall work process：
Pressure sensor P1, P2, P3 are separately mounted to propulsive mechanism R working hole R-P, beater mechanism S working hole S-
P, slew gear V working hole V-P, V-T.Signal amplifier A1 receives pressure sensor P1, P2, P3 pressure signal and put
Greatly, after signal processor F processing amplification signal, the signal of data gather computer card C acquisition process, card pricker identification system W identifications
The generation of card pricker operating mode whether and judge it is which kind of card pricker operating mode, controller K control corresponding magnetic valve.
, will when card pricker identification system receives pressure sensor P1, P2, P3 that data collecting card is collected pressure signal
The pressure signal when pressure signal monitored is with normal rock drilling is compared, and may draw four kinds of results：(1) rock drilling work shape
State is normal.(2) rock drilling work runs into solution cavity card pricker operating mode.(3) rock drilling work runs into gradual card pricker operating mode.(4) rock drilling work is met
To crack card pricker operating mode.
When rock drilling working condition is normal, controller K does not receive any control signal, and anti-sticking pricker rock drilling control system is still protected
Hold present working condition.
When rock drilling work runs into solution cavity card pricker operating mode, the propelling pressure of rock drill can be reduced suddenly, then rise suddenly；Return
It is to reduce suddenly to turn pressure characteristic, is then suddenly increased to anti-sticking pricker pressure.Processing scheme：When rock drill propelling pressure with
When rotation pressure is reduced suddenly, controller K reduces high-speed switch valve D1 conduction times dutycycle and electrical current size, carried immediately
High high-speed switch valve D2 conduction times dutycycle and electrical current size, making propulsive mechanism R fltting speed suitably reduces, with this
Meanwhile, pressure, the flow of controller K reduction proportional flow combination valves are reduced to beater mechanism S surge, frequency of impact
Suitable value, reaches the working condition that soft peening rock is promoted slowly.When in this case, if slew gear V steering resistance does not reach
During to anti-sticking pricker pressure, recover normal rock drilling state；If slew gear V steering resistance reaches anti-sticking pricker pressure, control
Device K continues to reduce high-speed switch valve D1 conduction times dutycycle and electrical current size, improves high-speed switch valve D2 conduction times
Dutycycle and electrical current size retreat propulsive mechanism R, then proceed to the working condition that soft peening rock is promoted slowly, repeat above-mentioned control
Process processed, up through solution cavity Ka Qianqu.
When rock drilling work runs into gradual card pricker operating mode, the propelling pressure of rock drill increases gradually, and rotation pressure can slowly rise
Height arrives anti-sticking pricker pressure.Processing scheme：When rock drilling work, which runs into gradual card pricker operating mode, reaches anti-sticking pressure, controller K is immediately
Reduce high-speed switch valve D1 conduction times dutycycle and electrical current size, improve high-speed switch valve D2 conduction times dutycycle and
Electrical current size, makes propulsive mechanism R suitably retreat, and then recovers normal rock drilling working condition, if rotation pressure reach again it is anti-
Card pricker pressure, repeats above-mentioned control process, and the work of rock drilling afterwards several times will recover normal.
When rock drilling work runs into crack card pricker operating mode, the propelling pressure of rock drill increases rapidly, and rotation pressure can rise rapidly
Height arrives anti-sticking pricker pressure.Processing scheme：When rock drilling work is run into when crack card pricker operating mode rotation pressure is not up to anti-sticking pressure,
Controller K reduces high-speed switch valve D1 conduction times dutycycle and electrical current size immediately, improves high-speed switch valve D2 and is powered
Duty ratio of time and electrical current size make propulsive mechanism slowly promote.At the same time, controller K controls proportional velocity regulating valve D4 to increase
Big flow, type pilot solenoid directional control valve D5 commutations, improve rotating speed, change gyratory directions.When in this case, if rotation pressure does not have
Anti-sticking pricker pressure is increased to, then recovers normal rock drilling state；If rotation pressure reaches anti-sticking pricker pressure, controller K is immediately again
Secondary reduction high-speed switch valve D1 conduction times dutycycle and electrical current size, improve high-speed switch valve D2 conduction time dutycycles
With electrical current size, rock drill is set suitably to retreat.Then repeat above-mentioned control process, until rotation pressure no longer increase to it is anti-
After card pricker pressure, then recover normal rock drilling state.
Card pricker work is recognized to rock drilling status real time monitor, card pricker identification system W by three groups of pressure sensors P1, P2, P3
Condition, controller K are to high-speed switch valve D1, D2, composite valve with proportional pressure flow N1, proportional velocity regulating valve D4, type pilot electromagnetic switch
Valve D5 carries out corresponding control, forms a closed-loop system.Make rock drill continuous anticipation card pricker operating mode in rock drilling progradation
Generation, each magnetic valve is controlled accordingly for different card pricker operating modes by controller K, various cards are effectively avoided
The generation of pricker operating mode, not only increases rock drilling operating efficiency, and avoid causing direct economic loss.
Claims (5)
1. a kind of anti-sticking pricker rock drilling control system, it is characterised in that what is be connected including actuating unit and respectively with actuating unit holds
Row mechanism, control valve and electrical system；Wherein：
Executing agency includes propulsive mechanism, beater mechanism and slew gear；
Control valve includes overflow valve, high-speed switch valve, composite valve with proportional pressure flow, proportional velocity regulating valve and type pilot electromagnetic switch
Valve；It is connected on by overflow valve in working connection, limits the oil pressure of working connection；By to high-speed switch valve make-and-break time dutycycle and energization
Size of current controls to adjust the fltting speed of propulsive mechanism；Adjusted by the control of comparative example pressure flow combination valve pressure, flow
Save surge, the frequency of impact of beater mechanism；Turned round by the control and regulation of comparative example flow speed control valve, type pilot solenoid directional control valve
Speed, drill steel rotating；
Electrical system include pressure sensor, signal amplifier, signal processor, data gather computer card, card pricker identification system and
Controller；Pressure sensor transmits analog signalses；And be connected with propulsive mechanism, beater mechanism, slew gear, passed by pressure
Sensor gathers the pressure parameter of its position and is transferred to data collecting card, and card pricker identification system will monitor obtained pressure ginseng
Pressure parameter is contrasted when number is with normal rock drilling, and whether the generation of judgement card pricker operating mode to be, and by controller to high-speed switch valve, ratio
Pressure flow combination valve, proportional velocity regulating valve, type pilot solenoid directional control valve carry out corresponding control, it is to avoid the generation of card pricker operating mode.
2. a kind of anti-sticking pricker rock drilling control system as claimed in claim 1, it is characterised in that described actuating unit includes single
To pump and motor, one-way pump is driven by motor, respectively to propulsive mechanism, beater mechanism, slew gear fuel feeding.
3. a kind of anti-sticking pricker rock drilling control system as claimed in claim 1, it is characterised in that described control valve includes overflow
Valve, high-speed switch valve, composite valve with proportional pressure flow, proportional velocity regulating valve and type pilot solenoid directional control valve；Wherein：
The working hole of high-speed switch valve is communicated with connecing the working hole of overflow valve by the power of actuating unit mouthful, oil circuit respectively, overflow
The working hole of valve is communicated with fuel tank；The working hole of high-speed switch valve is also communicated with fuel tank, the working hole of high-speed switch valve respectively with
The working hole of propulsive mechanism is communicated；By the working hole of composite valve with proportional pressure flow power mouthful respectively with actuating unit, oil circuit
The working hole for connecing overflow valve is communicated, and the working hole of overflow valve is communicated with fuel tank, the working hole of composite valve with proportional pressure flow and punching
The working hole for hitting mechanism is communicated；Overflow valve is connect by the working hole of proportional velocity regulating valve power mouthful respectively with actuating unit, oil circuit
Working hole is communicated, and the working hole of overflow valve is communicated with fuel tank, the working hole of proportional velocity regulating valve and three-position four-way electromagnetic directional valve
Working hole is communicated.
4. a kind of anti-sticking pricker rock drilling control system as claimed in claim 3, it is characterised in that the ratio pressure flow is combined
Valve is combination valve, including electromagnetic proportion throttle, choke valve, triplet type overflow valve, overflow valve and solenoid-operated proportional pressure-reducing valve；
The working hole of electromagnetic proportion throttle working hole respectively with triplet type overflow valve, choke valve working hole it is in parallel, as
The working hole of composite valve with proportional pressure flow；
The working hole of triplet type overflow valve, the working hole of solenoid-operated proportional pressure-reducing valve, overflow valve working hole it is in parallel after, with choke valve
Working hole communicate, the working hole of triplet type overflow valve, the working hole of solenoid-operated proportional pressure-reducing valve, overflow valve working hole it is in parallel after
Communicated with fuel tank.
5. a kind of anti-sticking pricker rock drilling control system as claimed in claim 1, it is characterised in that described electrical system includes pressure
Force snesor, signal amplifier, signal processor, data gather computer card, card pricker identification system and controller；
Pressure sensor is separately mounted to the working hole of propulsive mechanism, the working hole of beater mechanism, at the working hole of slew gear；
Signal amplifier receives the pressure signal of pressure sensor and amplification, passes the signal along to signal processor, signal transacting
Signal, the signal of data gather computer card acquisition process after device processing amplification, card pricker identification system recognize the generation of card pricker operating mode
Whether and judge it is which kind of card pricker operating mode, controller control corresponding magnetic valve.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016108512007 | 2016-09-27 | ||
| CN201610851200.7A CN106246178A (en) | 2016-09-27 | 2016-09-27 | A kind of anti-sticking pricker rock drilling control system |
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| Publication Number | Publication Date |
|---|---|
| CN107084164A true CN107084164A (en) | 2017-08-22 |
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| CN201610851200.7A Pending CN106246178A (en) | 2016-09-27 | 2016-09-27 | A kind of anti-sticking pricker rock drilling control system |
| CN201710374618.8A Pending CN107084164A (en) | 2016-09-27 | 2017-05-24 | A kind of anti-sticking pricker rock drilling control system |
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| CN201610851200.7A Pending CN106246178A (en) | 2016-09-27 | 2016-09-27 | A kind of anti-sticking pricker rock drilling control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108612516A (en) * | 2018-06-07 | 2018-10-02 | 中国铁建重工集团有限公司 | A kind of rock drilling machine and its hydraulic control valve group |
| CN109869362A (en) * | 2019-01-31 | 2019-06-11 | 中国铁建重工集团有限公司 | For simulating the hydraulic system of rock drilling load and the analog detection method of rock drilling load |
| WO2021082169A1 (en) * | 2019-11-01 | 2021-05-06 | 中海油田服务股份有限公司 | Hydraulic power system for downhole device and downhole device |
| CN113216828A (en) * | 2021-06-21 | 2021-08-06 | 桂林航天工业学院 | Supporting leg type full-hydraulic rock drill |
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| CN109441448A (en) * | 2016-12-26 | 2019-03-08 | 卢加贵 | A kind of wheel leg type problem of rock-drilling robot with visual information acquisition device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612516A (en) * | 2018-06-07 | 2018-10-02 | 中国铁建重工集团有限公司 | A kind of rock drilling machine and its hydraulic control valve group |
| CN108612516B (en) * | 2018-06-07 | 2024-02-20 | 中国铁建重工集团股份有限公司 | Rock drilling machine and hydraulic control valve group thereof |
| CN109869362A (en) * | 2019-01-31 | 2019-06-11 | 中国铁建重工集团有限公司 | For simulating the hydraulic system of rock drilling load and the analog detection method of rock drilling load |
| WO2021082169A1 (en) * | 2019-11-01 | 2021-05-06 | 中海油田服务股份有限公司 | Hydraulic power system for downhole device and downhole device |
| CN113216828A (en) * | 2021-06-21 | 2021-08-06 | 桂林航天工业学院 | Supporting leg type full-hydraulic rock drill |
| CN113216828B (en) * | 2021-06-21 | 2022-06-10 | 桂林航天工业学院 | Supporting leg type full-hydraulic rock drill |
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