CN110182610A - A kind of intelligence stacker-reclaimer intelligence pitching Hydraulic system and control method - Google Patents
A kind of intelligence stacker-reclaimer intelligence pitching Hydraulic system and control method Download PDFInfo
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- CN110182610A CN110182610A CN201910352140.8A CN201910352140A CN110182610A CN 110182610 A CN110182610 A CN 110182610A CN 201910352140 A CN201910352140 A CN 201910352140A CN 110182610 A CN110182610 A CN 110182610A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/28—Piling or unpiling loose materials in bulk, e.g. coal, manure, timber, not otherwise provided for
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- 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
-
- 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
- F15B21/08—Servomotor systems incorporating electrically operated control means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
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- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control methods, hydraulic system A includes that mobile phone and computer cloud, PLC control system, hydraulic system and pipeline, intelligent diagnostics hydraulic fault, intelligent emergent automatically process, the system includes controlling the main control oil circuit of stacker-reclaimer luffing mechanism and automatically switching spare oil circuit, and accumulator storage standby functions after running out of steam；Luffing mechanism locks oil circuit；Main pump and control failure of pump main control oil circuit and locking oil circuit auto-changeover control oil circuit；Hydraulic fault cannot restore failure oil cylinder automatic fastening function automatically；Accident analysis feedback facilitates data to analyze and remotely operate to mobile phone terminal.The present invention reaches production requirement by long-distance intelligent control pitching oil cylinder speed and pitch angle.
Description
Technical field
The present invention relates to raw material stacker-reclaimer pitching hydraulic system related fields, specifically a kind of intelligence stacker-reclaimer intelligence
Pitching Hydraulic system and control method.
Background technique
Stacker-reclaimer is widely used in the stock yard of the enterprises such as mine, harbour, steel mill and chemical industry, carries conveying ore, coal, coke
The bulk cargos such as charcoal are large-scale continuous transport, the high efficiency mechanically moving equipment for loading and unloading bulk cargo, are filled by bucket wheel device, arm belt
Set, running gear, slewing equipment, pitching hydraulic system, the part such as lubricating system form, equipment operator can by manually,
The modes such as unit manual operation are operated by semi-automatic, machine, and by stacker-reclaimer, section does not develop, and have been carried out intelligent nothing at present
People's operation, intelligent remote operation, in intelligent heap reclaiming process, hydraulic pitch system encounters problems, it is necessary to shut down at waiting
It manages, long-term unmanned operation in equipment, it is unclear that specific phenomenon of the failure and fault point need service personnel's decision problem and solve to ask
Automatic material taking can be put into after topic, influences whole unit production run, and hydraulic system breaks down, scene in intelligent reclaiming process
Unmanned confirmation processing in time, causes that cantilever rises or falls and waits major accidents, there are severe compromises.
Summary of the invention
Therefore, in order to solve above-mentioned deficiency, the present invention provides a kind of intelligent stacker-reclaimer intelligence pitching hydraulic system herein
And control method.
The invention is realized in this way constructing a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method, institute
Stating hydraulic system A includes mobile phone and computer cloud, PLC control system, hydraulic system and pipeline, intelligent diagnostics hydraulic fault, intelligence
It can meet an urgent need and automatically process, the hydraulic system B of the control stacker-reclaimer luffing mechanism oil cylinder, by working connection, control oil circuit, intelligence
It locks oil circuit and intelligent fault handles comprehensive oil circuit composition, the upper end the hydraulic system A is equipped with bearing encoder, PLC and 3D
Scanner.
Preferably, the working connection is cut off by proportional reversing valve, the first electromagnetic shut-off valve, the first solenoid directional control valve, the second electromagnetism
Valve and accumulator group collective effect composition, the proportional reversing valve and the first electromagnetic shut-off valve are electrically connected, and ratio commutates
Valve and the normally opened control executing agency cylinder efficient of the first electromagnetic shut-off valve, first solenoid directional control valve and the second electromagnetic shut-off valve
It is electrically connected, second electromagnetic shut-off valve and accumulator group are electrically connected, and first solenoid directional control valve and filter are electrical
Connection.
Preferably, the control oil circuit is by doubly-linked variable pump, anti-riot valve group, fluid-control one-way valve group, unidirectional valve group, overflow valve
Group, third electromagnetic shut-off valve, the second solenoid directional control valve, the second overflow valve, third solenoid directional control valve, second one-way valve, pressure reducing valve,
Two position switching valves and third one-way throttle valve collective effect composition, doubly-linked variable pump upper end is provided with the second electromagnetic switch
Valve, second solenoid directional control valve and the second overflow valve are electrically connected, and the third solenoid directional control valve and second one-way valve are electrical
Connection, the doubly-linked variable pump are connected by pipeline with second one-way valve, and the second one-way valve and pressure reducing valve are electrically connected,
The pressure reducing valve is connected by two position switching valve of pipeline, and two position switching valve and third one-way throttle valve are electrically connected, institute
It states anti-riot valve group and fluid-control one-way valve group is electrically connected, the unidirectional valve group and overflow valve group are electrically connected, the overflow valve group
It is electrically connected with third electromagnetic shut-off valve, the third one-way throttle valve and anti-riot valve group are electrically connected, and the third unidirectionally saves
Stream valve upper end is provided with inserted valve.
Preferably, the anti-riot valve group, fluid-control one-way valve group, unidirectional valve group and overflow valve group are provided with four groups.
Preferably, there are two the doubly-linked variable pump is arranged altogether, respectively doubly-linked variable pump a and doubly-linked variable pump b.
The present invention has the advantage that the present invention is by improving, to provide a kind of intelligent stacker-reclaimer intelligence pitching herein hydraulic
System and control method have following improve compared with same type equipment:
Advantage 1: a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method of the present invention, by monitoring multiple pressures
Force snesor, proportional reversing valve, bearing encoder, 3D scanner feed back to PLC by logic operation, realize bucket wheel machine pitching
Intelligent control and accident analysis, in conclusion the present invention has intelligence switching, accident analysis can guarantee stacker-reclaimer in life
Produce the advantages that efficient, stable, safe in operation.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is present system control flow schematic block diagram；
Fig. 3 is PLC controller side structure schematic view of the present invention；
Fig. 4 is circuit connection block diagram of the present invention.
Wherein: duplex variable pump -1, electromagnetic relief valve -2, the first check valve -3, proportional reversing valve -4, the first one-way throttle
Valve -5, the first electromagnetic shut-off valve -6, the first solenoid directional control valve -7, the second one-way throttle valve -8, the second electromagnetic shut-off valve -9, accumulation of energy
Device group -10, explosion-proof valve group -11, fluid-control one-way valve group -12, unidirectional valve group -13, overflow valve group -14, third electromagnetic shut-off valve -
15, oil cylinder -16, the second solenoid directional control valve -17, the first overflow valve -18, the second overflow valve -19, third solenoid directional control valve -20,
Two check valves -21, pressure reducing valve -22, two position switching valves -23, third one-way throttle valve -24, the 4th solenoid directional control valve -25, control
Cover board -26, inserted valve -27, filter -28, bearing encoder -29, PLC-30,3D scanner -31.
Specific embodiment
Below in conjunction with attached drawing 1-4, the present invention is described in detail, and technical solution in the embodiment of the present invention carries out
It clearly and completely describes, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
The present invention provides a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method by improving herein, hydraulic
System A includes mobile phone and computer cloud, PLC control system, hydraulic system and pipeline, intelligent diagnostics hydraulic fault, intelligent emergent
Automatically process, control stacker-reclaimer luffing mechanism oil cylinder hydraulic system B, by working connection, control oil circuit, intelligence locking oil circuit and
The comprehensive oil circuit composition of intelligent fault processing, the upper end hydraulic system A is equipped with bearing encoder 29, PLC30 and 3D scanner 31.
Further, the working connection is by proportional reversing valve 4, the first electromagnetic shut-off valve 6, the first solenoid directional control valve 7, the second electromagnetism
Stop valve 9 and 10 collective effect of accumulator group composition, the proportional reversing valve 4 and the first electromagnetic shut-off valve 6 are electrically connected, and
6 normally opened control executing agency cylinder efficient of proportional reversing valve 4 and the first electromagnetic shut-off valve, first solenoid directional control valve 7 and
Two electromagnetic shut-off valves 9 are electrically connected, and second electromagnetic shut-off valve 9 is electrically connected with accumulator group 10, and first electromagnetism changes
It is electrically connected to valve 7 and filter 28, makes duplex variable pump 1 carry out starting chain effect conducive to playing.
Further, the control oil circuit is by doubly-linked variable pump 1, anti-riot valve group 11, fluid-control one-way valve group 12, unidirectional valve group
13, overflow valve group 14, third electromagnetic shut-off valve 15, the second solenoid directional control valve 17, the second overflow valve 19, third solenoid directional control valve
20, second one-way valve 21, pressure reducing valve 22, two position switching valves 23 and 24 collective effect of third one-way throttle valve composition, the doubly-linked
1 upper end of variable pump is provided with the second solenoid directional control valve 17, and second solenoid directional control valve 17 and the second overflow valve 19 are electrically connected,
The third solenoid directional control valve 20 is electrically connected with second one-way valve 21, and the doubly-linked variable pump 1 is unidirectional by pipeline and second
Valve 21 is connected, and the second one-way valve 21 is electrically connected with pressure reducing valve 22, and the pressure reducing valve 22 passes through two position switching valve of pipeline
23 are connected, and two position switching valve 23 is electrically connected with third one-way throttle valve 24, the anti-riot valve group 11 and fluid-control one-way
Valve group 12 is electrically connected, and the unidirectional valve group 13 is electrically connected with overflow valve group 14, and the overflow valve group 14 is cut with third electromagnetism
Disconnected valve 15 is electrically connected, and the third one-way throttle valve 24 is electrically connected with anti-riot valve group 11, the third one-way throttle valve 24
Upper end is provided with inserted valve 27, opens or closes simultaneously conducive to four groups of fluid-control one-way valve groups of control.
Further, the anti-riot valve group 11, fluid-control one-way valve group 12, unidirectional valve group 13 and overflow valve group 14 are provided with
It four groups, prevents from letting out in some independent hydraulic lock or failure conducive to playing, another three groups can guarantee that heap takes machine to work normally, Qi Anquan
Protective effect can quick and precisely determine that failed hydraulic is locked by pressure sensor P3, P4, P5, P6 value of feedback.
Further, there are two the doubly-linked variable pump 1 is arranged altogether, respectively doubly-linked variable pump 1a and doubly-linked variable pump
1b。
The present invention provides a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method by improving, and work is former
It manages as follows；
First, when in use, equipment operator can take heap by the modes such as unit manual operation by manual, semi-automatic, machine
Material machine is operated, and wherein clump weight C plays the weight for increasing stacker-reclaimer arm belt device；
Second, during the work time, control oil circuit is acted on by doubly-linked variable pump 1a, solenoid directional control valve 17, the second overflow valve 19, is controlled
Oil piping system processed is low-pressure state control, and pressure sensor P2 pressure feedback PL/20, third solenoid directional control valve 20, second is unidirectionally
Valve 21, pressure reducing valve 23, two position switching valves 23 and third one-way throttle valve 24 control oil circuit pressure sensor P7 pressure feedback
PLC30, four groups of hydraulic control one-way valves 12 of control open or close simultaneously；It is dynamic that system master liquefaction routes duplex variable pump 1b pump offer
Power, electromagnetic relief valve 2 establish pump pressure, and pressure value 160-180Mpa, pressure sensor P1 feed back PLC30 main hydraulic system pressure
Power, pressure sensor P1 pressure participation duplex variable pump 1 is chain, and the first check valve 3, pressure sensor P0 value feedback PLC30 are
Operating pressure is also the pressure of accumulator group 10, and pressure sensor PO pressure value participation duplex variable pump 1 starts chain；Working connection
Proportional reversing valve 4, the work of 6 normally opened control executing agency oil cylinder 16 of the first electromagnetic shut-off valve, oil after wherein proportional reversing valve 4 works
16 attonity of cylinder, bearing rotary coding, 29 unchanged or pressure sensor P3, P4, P5 and P6 pressure value changes in contrast feedbacks
PLC30, PLC30 logical relation control the first electromagnetic shut-off valve 6 and close, while controlling spare 7 He of the first solenoid directional control valve of oil circuit
The movement of second electromagnetic shut-off valve 9, spare oil circuit electromagnetic valve work complete intelligence switching；Control oil circuit and working connection or spare oil circuit
It works at the same time, work is carried out by anti-riot valve group 11, fluid-control one-way valve group 12, unidirectional valve group 13, overflow valve group 14 and stop valve 15
Make, 16 rod chamber of oil cylinder to rodless cavity or rodless cavity circulate to rod chamber, and oil return is returned directly to oil by filter 28；
Third, when system works and breaks down, spare oil circuit electromagnetic valve work intelligently switches, and work working connection proportional reversing valve
4 and the work of 6 normally opened control executing agency oil cylinder 16 of the first electromagnetic shut-off valve, oil cylinder 16 is without dynamic after wherein proportional reversing valve 4 works
Make, bearing rotary coding, 29 is unchanged or pressure sensor P3-P4 P5-P6 pressure value changes in contrast amount feed back to PLC30,
PLC30 logical relation controls stop valve 6 and closes, while controlling spare oil circuit the first solenoid directional control valve 7 and the second electromagnetic shut-off valve 9
Movement, spare oil circuit electromagnetic valve work complete intelligence switching；
4th, when duplex variable pump 1b failure, pressure sensor P1 feeds back to PLC30 value exception, and pressure value is lower than system pressure
Power 16Mpa, 16 working connection of oil cylinder use 10 energy storage pressure of accumulator, when pressure sensor PO low pressure 16Mpa, duplex variable pump 1a
Second solenoid directional control valve 17 acts the effect of 18 high-voltage end of overflow valve, is at working connection PO by second one-way valve 21 and inserted valve 21
Power is provided, realizes bucket wheel machine pitching intermittent work；
5th, when duplex variable pump 1a failure, pressure sensor P2 feeds back to PLC30 value exception, and pressure value is lower than pressure
10Mpa, the movement of solenoid directional control valve 25 open inserted valve by control cover board, and crossing 22 solenoid valve of pressure reducing valve, 23 throttle valve 24 is control
Oil circuit P7 provides power, realizes that bucket wheel machine pitching works normally；
6th, when abnormal failure locks control oil circuit, it is made of four groups of third electromagnetic shut-off valves 15, bearing rotary encoder 29
With PLC30 is chain directly controls, in the inactive situation of duplex variable pump 1, bearing encoder 29 have upward or downward main trend it is floating
Dynamic, PLC30 Direct Communication cuts off valve events and communication alarming, it is ensured that stacker-reclaimer mechanical structure and place equipment safety；
7th, and according to stacker-reclaimer machine work feature, feeding layer is different, and stacker-reclaimer central point is inside floating bearing
It is mobile, by tetra- pressure values of pressure sensor P3, P4, P5 and P6, counterweight variable is quickly calculated, grasps stacker-reclaimer monolithic
Body provides a strong guarantee for long-term stable operation；
8th, finally, operation data and fault message can feed back computer, computer is transmitted directly to mobile phone by cloud, point
Inspection personnel grasp field device situation by the data that mobile phone is spread out of, and make strain in advance and plan arranges, provide production safety
Property, overhaul efficiency is improved, and can be to the monitoring that field device situation is implemented by 3D scanner 31.
The present invention provides a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method by improving, and passes through monitoring
Multiple pressure sensors, proportional reversing valve 4, bearing encoder 29,3D scanner 31 feed back to PLC30 by logic operation, in fact
Existing bucket wheel machine pitching intelligent control and accident analysis, in conclusion the present invention has intelligence switching, accident analysis can guarantee
The advantages that stacker-reclaimer is efficient in production run, stable, safe.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (6)
1. a kind of intelligence stacker-reclaimer intelligence pitching Hydraulic system and control method, the hydraulic system A includes mobile phone and computer
Cloud, PLC control system, hydraulic system and pipeline, intelligent diagnostics hydraulic fault, intelligent emergent automatically process, the control heap
The hydraulic system B of reclaimer luffing mechanism oil cylinder, it is comprehensive by working connection, control oil circuit, intelligence locking oil circuit and intelligent fault processing
Oil circuit composition is closed, the upper end the hydraulic system A is equipped with bearing encoder (29), PLC(30) and 3D scanner (31).
2. a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method according to claim 1, it is characterised in that:
The working connection is by proportional reversing valve (4), the first electromagnetic shut-off valve (6), the first solenoid directional control valve (7), the second electromagnetic shut-off valve
(9) it is electrically connected with accumulator group (10) collective effect composition, the proportional reversing valve (4) and the first electromagnetic shut-off valve (6), and
And proportional reversing valve (4) and the normally opened control executing agency cylinder efficient of the first electromagnetic shut-off valve (6), first solenoid directional control valve
(7) it is electrically connected with the second electromagnetic shut-off valve (9), second electromagnetic shut-off valve (9) and accumulator group (10) are electrically connected, institute
The first solenoid directional control valve (7) and filter (28) are stated to be electrically connected.
3. a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method according to claim 1, it is characterised in that:
The working connection is by proportional reversing valve (4), the first electromagnetic shut-off valve (6), the first solenoid directional control valve (7), the second electromagnetic shut-off valve
(9) it is electrically connected with accumulator group (10) collective effect composition, the proportional reversing valve (4) and the first electromagnetic shut-off valve (6), and
And proportional reversing valve (4) and the normally opened control executing agency cylinder efficient of the first electromagnetic shut-off valve (6), first solenoid directional control valve
(7) it is electrically connected with the second electromagnetic shut-off valve (9), second electromagnetic shut-off valve (9) and accumulator group (10) are electrically connected, institute
The first solenoid directional control valve (7) and filter (28) are stated to be electrically connected.
4. a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method according to claim 1, it is characterised in that:
The control oil circuit is by doubly-linked variable pump (1), anti-riot valve group (11), fluid-control one-way valve group (12), unidirectional valve group (13), overflow valve
Group (14), third electromagnetic shut-off valve (15), the second solenoid directional control valve (17), the second overflow valve (19), third solenoid directional control valve
(20), second one-way valve (21), pressure reducing valve (22), two position switching valves (23) and third one-way throttle valve (24) collective effect group
At doubly-linked variable pump (1) upper end is provided with the second solenoid directional control valve (17), second solenoid directional control valve (17) and second
Overflow valve (19) is electrically connected, and the third solenoid directional control valve (20) and second one-way valve (21) are electrically connected, and the doubly-linked becomes
Amount pump (1) is connected by pipeline with second one-way valve (21), and the second one-way valve (21) and pressure reducing valve (22) are electrically connected,
The pressure reducing valve (22) is connected by two position switching valve of pipeline (23), two position switching valve (23) and third one-way throttle valve
(24) it is electrically connected, the anti-riot valve group (11) and fluid-control one-way valve group (12) are electrically connected, and the unidirectional valve group (13) and are overflow
It flows valve group (14) to be electrically connected, the overflow valve group (14) and third electromagnetic shut-off valve (15) are electrically connected, and the third is unidirectional
Throttle valve (24) and anti-riot valve group (11) are electrically connected, and third one-way throttle valve (24) upper end is provided with inserted valve (27).
5. a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method according to claim 1, it is characterised in that:
The anti-riot valve group (11), fluid-control one-way valve group (12), unidirectional valve group (13) and overflow valve group (14) are provided with four groups.
6. a kind of intelligent stacker-reclaimer intelligence pitching Hydraulic system and control method according to claim 1, it is characterised in that:
There are two the doubly-linked variable pump (1) is arranged altogether, respectively doubly-linked variable pump 1a and doubly-linked variable pump 1b.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910352140.8A CN110182610B (en) | 2019-04-29 | 2019-04-29 | Intelligent pitching hydraulic system of intelligent stacker-reclaimer and control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910352140.8A CN110182610B (en) | 2019-04-29 | 2019-04-29 | Intelligent pitching hydraulic system of intelligent stacker-reclaimer and control method |
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| CN110182610A true CN110182610A (en) | 2019-08-30 |
| CN110182610B CN110182610B (en) | 2021-07-13 |
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ID=67715286
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Cited By (2)
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| CN113485238A (en) * | 2021-08-17 | 2021-10-08 | 华能沾化热电有限公司 | Bucket wheel machine fault online diagnosis system and device |
| CN114412861A (en) * | 2022-01-14 | 2022-04-29 | 大连华锐重工集团股份有限公司 | Pitching hydraulic system of arm support of continuous ship unloader and working method |
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| CN114412861A (en) * | 2022-01-14 | 2022-04-29 | 大连华锐重工集团股份有限公司 | Pitching hydraulic system of arm support of continuous ship unloader and working method |
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| CN110182610B (en) | 2021-07-13 |
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