CN111137701A - Non-stop ore drawing system and method - Google Patents
Non-stop ore drawing system and method Download PDFInfo
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- CN111137701A CN111137701A CN201911400453.2A CN201911400453A CN111137701A CN 111137701 A CN111137701 A CN 111137701A CN 201911400453 A CN201911400453 A CN 201911400453A CN 111137701 A CN111137701 A CN 111137701A
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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
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/04—Loading land vehicles
- B65G67/22—Loading moving vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
- B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
- B61L23/14—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only automatically operated
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4183—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by data acquisition, e.g. workpiece identification
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41845—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by system universality, reconfigurability, modularity
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4189—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the transport system
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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
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses a non-stop ore drawing system and a non-stop ore drawing method, wherein the non-stop ore drawing system comprises a weight acquisition mechanism, a grating group mechanism, a vehicle-mounted platform and an ore drawing control mechanism, the weight acquisition mechanism is used for acquiring weight information of a carriage, the grating group mechanism is used for acquiring light shielding state information, the vehicle-mounted platform is used for acquiring vehicle speed data, and the ore drawing control mechanism is used for receiving the weight information, the light shielding state information and the vehicle speed data of the carriage so as to control ore drawing speed and ore drawing quantity and output speed limit data to the vehicle-mounted platform. The non-stop ore drawing system provided by the invention cancels high-strength labor force, greatly reduces the labor cost and improves the production efficiency.
Description
Technical Field
The invention relates to the technical field of ore drawing operation, in particular to a non-stop ore drawing system and a non-stop ore drawing method.
Background
Ore drawing operation is a material loading mode of mine rail transport and industrial wharf, and the traditional ore drawing operation comprises the following steps:
the manual work is to the railway wagon shovel dress, and the enterprise need be furnished with a dress shovel workman and fill the shovel dress with mineral raw materials in the quick-witted carriage with traditional spade, and dress shovel workman still need accomplish with transport driver's two people's cooperations change carriages.
The electrified double-person semi-automatic type is characterized in that an original shovel loader holds a switch for starting and stopping an ore drawing execution mechanism, the shovel loader presses the switch for starting the ore drawing execution mechanism when visually observing an empty carriage and aligning the position of an ore drawing feed opening, the shovel loader closes the ore drawing execution mechanism through the switch to stop ore drawing when the carriage is full, and the shovel loader also needs to cooperate with two transport drivers to finish replacing the empty carriage.
Therefore, the traditional ore drawing operation causes high labor intensity, high labor cost and low production efficiency, and the ore drawing operation without stopping the vehicle cannot be realized, so the improvement is urgently needed.
Disclosure of Invention
In view of the above disadvantages of the prior art, an object of the present invention is to provide a non-stop type ore drawing system and method, which are used to solve the problems of high labor intensity, high labor cost, low production efficiency and incapability of non-stop type ore drawing operation caused by ore drawing operation in the prior art.
To achieve the above and other related objects, the present invention provides a non-stop draw system, comprising:
the weight acquisition mechanisms are used for acquiring weight information of the carriage;
the grating group mechanisms are used for collecting light ray shielding state information;
the vehicle-mounted platform is used for acquiring vehicle speed data; and
and the ore drawing control mechanism is used for receiving the weight information, the light shielding state information and the vehicle speed data of the carriage so as to control the ore drawing speed and the ore drawing quantity and output the speed limit data to the vehicle-mounted platform.
In an embodiment of the present invention, the weight collection mechanism includes:
the first weight sensor and the second weight sensor are arranged on a rail, and the first weight sensor and the second weight sensor are in communication connection with the ore drawing control mechanism.
In an embodiment of the present invention, the grating group mechanism includes:
a first grating sensor for outputting a grating signal;
and the second grating sensor is used for receiving the grating signal so as to output the light shielding state information to the ore drawing control mechanism.
In an embodiment of the present invention, the ore drawing control mechanism includes:
the main control unit is used for outputting a first control signal and a second control signal according to the weight information of the carriage and the vehicle speed data;
the ore drawing motor control unit is used for receiving the first control signal so as to control the rotation speed of the ore drawing vibration motor;
and the ore stopping pressure plate control unit is used for receiving the second control signal so as to control the opening area of the ore drawing feed port.
In an embodiment of the present invention, the ore drawing control mechanism further includes:
and the vibration sensor is used for acquiring the frequency and amplitude data of ore drawing and sending the frequency and amplitude data of ore drawing to the main control unit.
In an embodiment of the present invention, the main control unit controls the rotation frequency of the ore drawing vibration motor through the ore drawing motor control unit according to the frequency amplitude data of the ore drawing.
In an embodiment of the present invention, the main control unit is connected to the vehicle-mounted platform in a wireless communication manner.
In one embodiment of the invention, the onboard platform is mounted on a locomotive.
In an embodiment of the invention, the vibration sensor is arranged in the ore drawing feed opening.
The invention also provides a non-stop ore drawing method, which comprises the non-stop ore drawing system, and the non-stop ore drawing method comprises the following steps:
collecting weight information of the carriage through the weight collecting mechanism;
acquiring light shielding state information through the grating group mechanism;
acquiring vehicle speed data through the vehicle-mounted platform;
and receiving the weight information, the light shielding state information and the vehicle speed data of the carriage through the ore drawing control mechanism so as to control the ore drawing speed and the ore drawing quantity and output the speed limit data to the vehicle-mounted platform.
As described above, the non-stop ore drawing system and method of the present invention have the following advantages:
the non-stop ore drawing system provided by the invention comprises a plurality of weight acquisition mechanisms, a plurality of grating group mechanisms, a vehicle-mounted platform and an ore drawing control mechanism, high-strength labor force is eliminated, the labor cost is greatly reduced, mineral materials can be continuously loaded and transported in the loading and transporting process, and the production efficiency is greatly improved.
The non-stop ore drawing system is safe and reliable, can realize non-stop ore drawing operation only by controlling the speed of the vehicle within the range specified by the system, and can be widely applied to unmanned ore drawing operation of industrial railways and mine rail transportation.
The non-stop ore drawing method is simple to operate, and the efficiency of ore materials in the loading and transporting process is greatly improved.
Drawings
Fig. 1 is a schematic overall structure diagram of a non-stop ore drawing system according to an embodiment of the present application.
Fig. 2 is a schematic view of an installation layout of sensors in a loading detection identification area of a non-stop ore drawing system according to an embodiment of the present application.
Fig. 3 is a schematic structural block diagram of an ore drawing control mechanism of a non-stop ore drawing system according to an embodiment of the present application.
Fig. 4 is a schematic diagram illustrating a requirement for positioning a non-stop ore drawing system on a rail transportation line according to an embodiment of the present application.
Fig. 5 is a flowchart illustrating a non-stop ore drawing method according to an embodiment of the present disclosure.
Fig. 6 is a flowchart illustrating a non-stop ore drawing method according to another embodiment of the present disclosure.
Description of the element reference numerals
1 locomotive
2 front wagon loading hopper
3 Stone Material
4 first wireless antenna
5 second wireless antenna
6 draw ore dog-house
7 end mine pressure plate
8 track side line
9 track main line
10 rear wagon loading hopper
11 first grating sensor
12 second grating sensor
21 first weight sensor
22 second weight sensor
31 Master control Unit
32 ore drawing motor control unit
33 ore-pressing stop plate control unit
34 vibration sensor
40 vehicle platform
a charging area
b restricted speed zone
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Referring to fig. 1 and 2, fig. 1 is a schematic view of an overall structure of a non-stop ore drawing system according to an embodiment of the present disclosure. Fig. 2 is a schematic view of an installation layout of sensors in a loading detection identification area of a non-stop ore drawing system according to an embodiment of the present application. The invention provides a non-stop ore drawing system which comprises but is not limited to a plurality of weight acquisition mechanisms, a plurality of grating group mechanisms, a vehicle-mounted platform 40 and an ore drawing control mechanism. The weight acquisition mechanisms are used for acquiring weight information of the carriages, each weight acquisition mechanism comprises a first weight sensor 21 and a second weight sensor 22 which are arranged on a rail, and the first weight sensor 21 and the second weight sensor 22 are in communication connection with the ore drawing control mechanism. Specifically, the first weight sensor 21 and the second weight sensor 22 may be correspondingly disposed on the rail, and the first weight sensor 21 and the second weight sensor 22 collect the weight of the car on the rail in real time to output an analog current, where the analog current is proportional to the weight of the car. It is a plurality of grating group mechanism is used for gathering light and shelters from state information, each grating group mechanism includes first grating sensor 11, second grating sensor 12, first grating sensor 11, second grating sensor 12 can set up correspondingly in the both sides of rail, first grating sensor 11 is used for outputting grating signal, second grating sensor 12 is used for receiving grating signal, in order to export light shelters from state information extremely ore deposit control mechanism, works as when not sheltering from between first grating sensor 11 and the second grating sensor 12, grating group mechanism output logic 1 works as when there is the sheltering from between first grating sensor 11 and the second grating sensor 12, grating group mechanism output logic 0. Specifically, the grating group mechanism is used for providing accurate positioning and acquisition of the positions of the locomotive 1 and the carriage, the grating group mechanism can be provided with a plurality of groups, theoretically, the more the number of the grating group mechanism is, the better the grating group mechanism is, the grating group mechanism can be 10 groups to 100 groups, the grating group mechanism can be 10 groups, 20 groups, 30 groups, 40 groups, 50 groups, 60 groups, 70 groups and the like, and when the grating group mechanism is 50 groups, the 50-bit track wheel pair provided by the grating group mechanism blocks digital quantity logic. A grating group mechanism can be installed every 10-20 cm, the grating group mechanism needs to cover the lengths of the locomotive 1 and the carriage, the installation heights of grating detection windows of the first grating sensor 11 and the second grating sensor 12 are less than or equal to the radius height of a wheel, the master control unit 31 extracts all on-off and shielding off-state information of the plurality of grating group mechanisms every time, and the position information passed by the locomotive 1 is identified and positioned according to the difference between the wheel axle distance of the locomotive 1 and the wheel axle distance of the carriage. When the collected light shielding state information is highly similar to the wheel track characteristic information of the locomotive 1, the running position and direction of the locomotive 1 can be tracked, whether the carriage position reaches the ore drawing feed opening 6 or not is judged according to the carriage weight information output by the weight collecting mechanism, and if the carriage position reaches the ore drawing feed opening 6, the material feeding is started. The vehicle-mounted platform 40 is used for collecting vehicle speed data, and the ore drawing control mechanism is used for receiving weight information, light shielding state information and vehicle speed data of the carriage, so as to control ore drawing speed and ore drawing quantity and output speed limit data to the vehicle-mounted platform 40.
Referring to fig. 3 and 4, fig. 3 is a schematic structural block diagram of an ore drawing control mechanism of a non-stop ore drawing system according to an embodiment of the present application. Fig. 4 is a schematic diagram illustrating a requirement for positioning a non-stop ore drawing system on a rail transportation line according to an embodiment of the present application. The ore drawing control mechanism includes, but is not limited to, a main control unit 31, an ore drawing motor control unit 32, an ore stopping platen control unit 33, and a vibration sensor 34. The main control unit 31 is configured to output a first control signal and a second control signal according to the weight information of the car and the vehicle speed data. The input interface of the main control unit 31 includes: the multi-position digital signal acquisition interface is connected with the plurality of grating group mechanisms, the plurality of analog quantity 4 mA-20 mA first current signal interfaces are connected with the plurality of weight acquisition mechanisms, the analog quantity 4 mA-20 mA second current signal interfaces are connected with the vibration sensor 34. The output interface of the main control unit 31 includes: the analog quantity 4 mA-20 mA first current interface is connected with the ore drawing motor control unit 32, and the analog quantity 4 mA-20 mA second current interface is connected with the ore stopping pressure plate control unit 33. The main control unit 31 further includes a wireless communication interface, and the wireless communication interface is connected with the vehicle-mounted platform 40. The ore drawing motor control unit 32 is configured to receive the first control signal to control a rotation speed of the ore drawing vibration motor. The ore-stopping pressure plate control unit 33 is used for receiving the second control signal to control the opening area of the ore-drawing feeding port 6. The vibration sensor 34 is configured to collect frequency and amplitude data of ore drawing and send the frequency and amplitude data of ore drawing to the main control unit 31. The main control unit 31 controls the rotation frequency of the ore drawing vibration motor through the ore drawing motor control unit 32 according to the frequency amplitude data of ore drawing. Specifically, the ore drawing motor control unit 32 is connected to the ore drawing vibration motor and configured to control a rotation speed and a rotation frequency of the ore drawing vibration motor, an analog interface input current provided by the ore drawing motor control unit 32 is in a direct proportion to the rotation speed of the ore drawing vibration motor, the ore stopping pressure plate control unit 33 is connected to the ore stopping pressure plate 7, the ore stopping pressure plate 7 is configured to control an opening area of the ore drawing feed opening 6, the ore stopping pressure plate control unit 33 is configured to control an opening amount of the ore stopping pressure plate 7, when the ore drawing speed is not close to a vehicle speed, the ore stopping pressure plate control unit 33 can adjust a vibration frequency in cooperation with the ore drawing vibration motor to appropriately enlarge the opening amount of the ore stopping pressure plate 7, and when the vibration frequency of the ore drawing vibration motor becomes fast, the opening of the ore stopping pressure plate 7 is automatically enlarged, otherwise, the value is automatically reduced. The analog quantity input interface current provided by the ore-stopping pressure plate control unit 33 is in direct proportion to the opening area of the ore drawing feed opening 6. The frequency amplitude of the current change of the analog output interface provided by the vibration sensor 34 is proportional to the actual vibration frequency and amplitude. The vehicle-mounted platform 40 is configured to provide vehicle speed data to the main control unit 31 and receive speed limit data sent by the main control unit 31. The main control unit 31 is responsible for acquiring signals of all sensor interfaces in real time, and performing alignment judgment on the positions of a charging port of a carriage and the ore drawing feeding port 6, the main control unit 31 can calculate the ore drawing feeding amount in real time according to analog quantity signals provided by the first weight sensor 21 and the second weight sensor 22, and adjust the rotating speed of the ore drawing vibration motor and the opening area of the ore stopping pressure plate 7 by using a PID (proportion integration differentiation) algorithm according to the ore drawing feeding amount, the frequency amplitude of the vibration sensor 34 and vehicle speed data, when the weight acquisition mechanism at the front detects that the loading weight of the carriage reaches a desired value, the desired value is stored in the main control unit 31, and when the weight acquisition mechanism at the rear detects that no carriage exists, the entire train of carriages is loaded, the main control unit 31 controls the ore drawing motor control unit 32 to stop running, and closing the mine stopping pressure plate 7 to terminate the ore drawing operation of the whole train carriage. Specifically, the main control unit 31 may be but not limited to a single chip microcomputer or a PLC controller, and the ore drawing motor control unit 32 and the ore stopping platen control unit 33 may be but not limited to a PLC controller. The main control unit 31 is provided with a second wireless antenna 5, the vehicle-mounted platform 40 is provided with a first wireless antenna 4, the second wireless antenna 5 is in wireless communication connection with the first wireless antenna 4, and wireless signal transmission can be achieved between the main control unit 31 and the vehicle-mounted platform 40 through technologies such as WIFI, ZigBee and Bluetooth. When the locomotive enters the speed-limiting section, it must be able to establish a bidirectional data transmission function with the locomotive. As shown in fig. 4, when the locomotive 1 enters the speed-limiting area b, the running speed of the locomotive 1 needs to be monitored, when the locomotive 1 runs at the limited speed of the system, and an empty carriage enters the position of the ore drawing feed opening 6, the ore drawing motor control unit 32, the ore stopping pressure plate control unit 33 and the vibration sensor 34 are automatically started, and after ore drawing and feeding are started, the system calculates a reasonable vibration amplitude and frequency signal according to the real-time speed of the locomotive 1 and the real-time material loading weight information, so as to realize real-time and reasonable feeding amount control. And after the system detects that the tail section carriage is full, the system automatically stops the operation of the ore drawing motor control unit 32, the ore stopping pressure plate control unit 33 and the vibration sensor 34, has a time interval loading amount counting function, stores the time and loading amount information in a background database service system, and provides a loading amount information reference interface for a third-party management system. The ore drawing feed opening 6 can be arranged at the discharge openings of storage areas such as an inclined shaft, a vertical shaft and a loading funnel, the ore raw materials are thrown and zheng by utilizing vibration motion, and the faster the vibration speed of the ore drawing vibration motor is, the faster the feeding speed is. The ore-stopping pressure plate 7 can be a baffle plate arranged at the ore drawing feed opening 6 and is controlled by an analog quantity electric signal. The opening size of the mine stopping pressure plate 7 is in direct proportion to the input analog quantity current signal. The vibration sensor 34 is arranged near the ore drawing feed opening 6 and is used for acquiring vibration speed data of the ore drawing feed opening 6 in real time and forming a closed loop with vibration speed control quantity. The non-stop ore drawing system can set a threshold value: when the system is initialized, software needs to learn wheel-axle distance data of the locomotive 1 and the carriage and memorize distance information characteristics. The system initially needs to record the lower threshold value of empty cars and the upper threshold value of full mineral aggregate. The non-stop ore drawing system has the reading calibration function: the system simultaneously uses a plurality of weight sensors with analog quantity interfaces, and because reading difference exists among individual weight sensors, software is needed to carry out error fitting and calibration on the reading of each weight sensor. The non-stop ore drawing system has the fault diagnosis function: and a plurality of weight sensors fault diagnosis function for detecting differences of reading deviations of the plurality of weight sensors in real time, and recording fault positions and fault reasons if any fault occurs in the plurality of weight sensors and weight information cannot be output. And the fault diagnosis function of the grating group mechanisms controls the grating sensors to send out corresponding grating receiving signals when the system has no ore drawing operation task, and judges the failure state of the grating receiving signals according to logic 1 or 0. When the optical signal is output, the fault is not detected, and the fault position and the reason are located.
Referring to fig. 5 and 6, fig. 5 is a flowchart illustrating a non-stop ore drawing method according to an embodiment of the present disclosure. Fig. 6 is a flowchart illustrating a non-stop ore drawing method according to another embodiment of the present disclosure. The invention provides a non-stop ore drawing method, which comprises the non-stop ore drawing system, and comprises the following steps: and S1, acquiring the weight information of the carriage through the weight acquisition mechanism. And S2, acquiring light shielding state information through the grating group mechanism. And S3, acquiring vehicle speed data through the vehicle-mounted platform 40. And S4, receiving the weight information, the light shielding state information and the vehicle speed data of the carriage through the ore drawing control mechanism to control the ore drawing speed and the ore drawing quantity and output the speed limit data to the vehicle-mounted platform 40. The non-stop ore drawing method further comprises the following steps: s5, collecting the frequency and amplitude data of ore drawing through the vibration sensor 34, and sending the frequency and amplitude data of ore drawing to the main control unit 31. And S6, the main control unit 31 controls the rotation frequency of the ore drawing vibration motor through the ore drawing motor control unit 32 according to the frequency amplitude data of ore drawing. Specifically, when the locomotive 1 enters the speed limit zone b, the wireless interface of the main control unit 31 and the vehicle-mounted platform 40 establish communication connection, acquire the speed of the real-time running vehicle, and send a dynamic speed limit value to the vehicle-mounted platform. No matter the locomotive 1 is in unmanned mode or manned mode, the non-stop ore drawing operation can be realized only by controlling the speed of the locomotive within the range specified by the system.
To sum up, the non-stop ore drawing system comprises a plurality of weight acquisition mechanisms, a plurality of grating group mechanisms, a vehicle-mounted platform 40 and an ore drawing control mechanism, the weight acquisition mechanisms are used for acquiring weight information of a carriage, the grating group mechanisms are used for acquiring light shielding state information, the vehicle-mounted platform 40 is used for acquiring vehicle speed data, and the ore drawing control mechanism is used for receiving the weight information, the light shielding state information and the vehicle speed data of the carriage so as to control ore drawing speed and ore drawing quantity and output speed limit data to the vehicle-mounted platform 40. The non-stop ore drawing system provided by the invention cancels high-strength labor force, greatly reduces the labor cost, can continuously load and transport ore materials in the loading and transporting process, and greatly improves the production efficiency.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A non-stop ore drawing system, comprising:
the weight acquisition mechanisms are used for acquiring weight information of the carriage;
the grating group mechanisms are used for collecting light ray shielding state information;
the vehicle-mounted platform is used for acquiring vehicle speed data; and
and the ore drawing control mechanism is used for receiving the weight information, the light shielding state information and the vehicle speed data of the carriage so as to control the ore drawing speed and the ore drawing quantity and output the speed limit data to the vehicle-mounted platform.
2. The non-stop ore drawing system according to claim 1, wherein the weight collection mechanism comprises:
the first weight sensor and the second weight sensor are arranged on a rail, and the first weight sensor and the second weight sensor are in communication connection with the ore drawing control mechanism.
3. The non-stop ore drawing system according to claim 1, wherein the grating group mechanism comprises:
a first grating sensor for outputting a grating signal;
and the second grating sensor is used for receiving the grating signal so as to output the light shielding state information to the ore drawing control mechanism.
4. The non-stop ore drawing system according to claim 1, wherein the ore drawing control mechanism comprises:
the main control unit is used for outputting a first control signal and a second control signal according to the weight information of the carriage and the vehicle speed data;
the ore drawing motor control unit is used for receiving the first control signal so as to control the rotation speed of the ore drawing vibration motor;
and the ore stopping pressure plate control unit is used for receiving the second control signal so as to control the opening area of the ore drawing feed port.
5. The non-stop ore drawing system according to claim 4, wherein the ore drawing control mechanism further comprises:
and the vibration sensor is used for acquiring the frequency and amplitude data of ore drawing and sending the frequency and amplitude data of ore drawing to the main control unit.
6. The non-stop ore drawing system according to claim 5, wherein: and the main control unit controls the rotation frequency of the ore drawing vibration motor through the ore drawing motor control unit according to the frequency amplitude data of ore drawing.
7. The non-stop ore drawing system according to claim 4, wherein: the main control unit is in wireless communication connection with the vehicle-mounted platform.
8. The non-stop ore drawing system according to claim 1, wherein: the vehicle-mounted platform is mounted on a locomotive.
9. The non-stop ore drawing system according to claim 5, wherein: the vibration sensor is arranged in the ore drawing feed port.
10. A non-stop ore drawing method, characterized in that the non-stop ore drawing method comprises the non-stop ore drawing system according to any one of claims 1 to 9, and the non-stop ore drawing method comprises:
collecting weight information of the carriage through the weight collecting mechanism;
acquiring light shielding state information through the grating group mechanism;
acquiring vehicle speed data through the vehicle-mounted platform;
and receiving the weight information, the light shielding state information and the vehicle speed data of the carriage through the ore drawing control mechanism so as to control the ore drawing speed and the ore drawing quantity and output the speed limit data to the vehicle-mounted platform.
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| CN115535035A (en) * | 2022-09-21 | 2022-12-30 | 中煤科工智能储装技术有限公司 | Grating monitoring method for train quantitative loading station |
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Application publication date: 20200512 |