CN114488983A - A kind of production monitoring system of potassium gold cyanide - Google Patents
A kind of production monitoring system of potassium gold cyanide Download PDFInfo
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- CN114488983A CN114488983A CN202210086293.4A CN202210086293A CN114488983A CN 114488983 A CN114488983 A CN 114488983A CN 202210086293 A CN202210086293 A CN 202210086293A CN 114488983 A CN114488983 A CN 114488983A
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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]
- G05B19/41875—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 quality surveillance of production
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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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32252—Scheduling production, machining, job shop
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- 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 monitoring system for potassium aurous cyanide production, which comprises a production monitoring unit, a PLC control unit, a driving monitoring unit, an abnormity alarm unit, an interaction unit and a remote control end, wherein the production monitoring unit is used for monitoring the production of potassium aurous cyanide; the production monitoring unit is used for monitoring and managing the production process of the potassium aurous cyanide to obtain monitoring data; the PLC control unit is used for receiving and storing data monitored by the production monitoring unit and controlling the work of the abnormity warning unit, the interaction unit and the driving monitoring unit; the interaction unit is used for workers to input electrolysis related parameter information on site and is also used for observing real-time parameter information in the production process on site; the driving monitoring unit is used for electrolytic production and monitoring; the abnormity alarm unit is used for outputting alarm information according to the abnormity information and system faults; the remote control end is used for sending a control command and is also used for displaying and alarming; the invention can monitor the production process of the potassium aurous cyanide, improve the production efficiency and ensure the electrolysis safety; meanwhile, remote monitoring operation can be realized.
Description
Technical Field
The invention relates to the technical field of production monitoring, in particular to a potassium aurous cyanide production monitoring system.
Background
Potassium aurous cyanide, also known as gold salt, is an important electroplating chemical raw material and is a main gold-plating raw material of integrated circuit boards or artware. The potassium aurous cyanide is mainly used for electroplating of electronic products, can be used in the fields of pharmaceutical industry, analytical reagents and the like besides electroplating industry, has an important role in the production process of a plurality of precise instruments, is an important electroplating chemical raw material, and is a main gold-plating raw material of integrated circuit boards or artware. The gold potassium cyanide is mainly used for electroplating of electronic products, can be used in the fields of pharmaceutical industry, analytical reagents and the like besides the electroplating industry, and plays an important role in the production process of a plurality of precise instruments. However, at present, the electrolyte and the condensed water need to be added manually in the production process of the potassium aurous cyanide, the intelligent degree is not high, and certain potential safety hazards exist.
Therefore, a monitoring system for potassium aurous cyanide production is urgently needed to solve the problems of safety and low automation degree in the production process of potassium aurous cyanide.
Disclosure of Invention
In view of the above, the present invention provides a monitoring system for potassium aurous cyanide production to solve the above technical problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a monitoring system for potassium aurous cyanide production comprises a production monitoring unit, a PLC control unit, a drive monitoring unit, an abnormality alarm unit, an interaction unit and a remote control end;
the production monitoring unit is used for monitoring and managing the production process of the potassium aurous cyanide to obtain monitoring data, and is connected with the PLC control unit;
the PLC control unit is used for receiving and storing data monitored by the production monitoring unit and controlling the operation of the abnormity warning unit, the interaction unit and the driving monitoring unit;
the interaction unit is used for workers to input relevant parameter information of the electrolytic potassium aurous cyanide on site and is also used for observing real-time parameter information in the production process on site, and the interaction unit is connected with the PLC control unit;
the drive monitoring unit is used for controlling and monitoring the electrolytic production of the potassium aurous cyanide according to the instruction of the PLC control unit, and is connected with the PLC control unit;
the abnormity alarm unit is used for outputting alarm information according to abnormity information and system faults and is connected with the PLC control unit;
the remote control end is in communication connection with the PLC control unit in a wireless communication mode, and is used for sending control instructions to the PLC control unit and receiving monitoring data sent by the PLC control unit, displaying and alarming.
Furthermore, the production monitoring unit comprises an electrolytic cell electrolysis and monitoring module and a switching power supply and monitoring module, wherein the electrolytic cell electrolysis and monitoring module is used for monitoring an electrolytic cell and liquid for electrolyzing potassium aurous cyanide, the electrolytic cell electrolysis and monitoring module is connected with the switching power supply and monitoring module, and the high-frequency current switching power supply management and monitoring module is used for providing a voltage source for the ion exchange membrane electrolytic cell and monitoring the voltage source.
Furthermore, the electrolytic cell electrolysis and monitoring module comprises an electrolytic cell, an electrolysis module and an electrolytic cell monitoring module, wherein the electrolytic cell is used for containing electrolyzed liquid, and comprises an electrolytic cell body, titanium blue, an ion exchange membrane and electrolyte; the electrolytic cell electrolysis module is used for electrolytic production of potassium aurous cyanide and comprises an electrolysis device; the electrolytic cell electrolysis monitoring module comprises a sensor acquisition module and a camera module, wherein the sensor acquisition module is used for acquiring the temperature, the liquid level, the pH value and electrolyte leakage of the electrolytic cell in the electrolytic production process of the potassium aurous cyanide, and the camera module is used for acquiring the image information of the potassium aurous cyanide production process.
Furthermore, the switch power supply and monitoring module comprises a switch power supply module and a switch power supply monitoring module, wherein the switch power supply module is used for providing a voltage source for the electrolysis and monitoring module of the electrolytic cell, the switch power supply module comprises a plurality of direct current high-frequency switch power supply modules, and the output ends of the plurality of direct current high-frequency switch power supply modules are connected in parallel; the switching power supply monitoring module is used for controlling the synchronous output pulse voltage output by the switching power supply module or uniformly outputting the pulse voltage in turn.
Furthermore, the PLC control unit comprises an analog signal module, a digital signal module, a database module, a communication module and a PLC module, the power module is used for providing a required voltage source for the PLC module, the digital signal module is used for receiving digital signals collected by the sensor collection module in the production monitoring unit, the analog signal module is used for being connected with an analog execution element without an additional amplifier in the drive monitoring unit in an output mode and receiving analog signals collected by the sensor collection module in the production monitoring unit, the database module is used for storing and monitoring all important data in production, the communication module is used for achieving data transmission, and the PLC module is respectively connected with the analog signal module, the digital signal module, the database module and the communication module.
Furthermore, the analog signal module comprises an analog input module and an analog output module, the analog input module is used for receiving analog signals and converting the analog signals into digital signals, and the analog output module is used for converting the digital signals of the PLC module into analog signals; the digital signal module comprises a digital quantity input module and a digital quantity output module, the digital quantity input module is used for receiving a digital quantity monitoring signal, and the digital quantity output module is used for converting the digital signal of the PLC control unit into a digital signal required by a field; the PLC module comprises a PLC controller, a data analysis module, a judgment module and a confirmation module, the data analysis module is used for classifying and screening received monitoring data, the data analysis module is connected with the judgment module, the judgment module is used for judging the data screened by the data analysis module, if the real-time monitoring data exceeds threshold information, the data are sent to the confirmation module, the judgment module is connected with the confirmation module, the confirmation module is used for automatically performing secondary confirmation on abnormal data, and the circulating pump is connected with the controller PLC controller and is used for coordinating and controlling the data analysis module, the judgment module and the confirmation module to work.
Furthermore, the data analysis module is connected with the production monitoring unit, and comprises a data classification module and a data screening module, wherein the data classification module is used for classifying the collected monitoring data of the production process according to attributes and time and sending the classified data to the data screening module for screening statistics; after the data classification module receives the data and the alarm information sent by the PLC control unit, the data classification module classifies the data information received within a certain time according to the attributes and the acquisition time to obtain an attribute list, and then classifies the data information according to the data source.
Furthermore, the driving monitoring module comprises a driving module and a driving monitoring module, the driving module is used for driving electrolyte in the electrolytic cell to perform electrolytic production, the driving module comprises a circulating pump, a heating module, a water replenishing module and an electrolysis module, and the circulating pump is respectively connected with the heating module, the water replenishing module and the electrolysis module. The circulating pump is used for circulating the electrolyte, the circulating pump comprises a circulating pump body, a motor and an electromagnetic valve, the electromagnetic valve is used for sequentially connecting the motor and the circulating pump body, the heating module is used for heating the electrolyte in the electrolytic cell, the heating module comprises an electric heating device, the water replenishing module is used for replenishing the electrolyte, and the water replenishing module comprises a filter and a replenishing device. The electrolysis module is used for electrolyzing potassium aurous cyanide; the driving monitoring module is used for monitoring an electrolyte electrolysis production module in the driving electrolytic cell and comprises a fault detection module, and the fault detection module is used for detecting fault information of the circulating pump, the heating module and the water replenishing module.
Furthermore, the abnormity alarm unit comprises an abnormity alarm information recording module and an alarm information output module, the abnormity alarm information recording module is used for storing alarm information to the PLC control unit according to the time stamp sequence, and the abnormity alarm information output module is used for alarming in a sound-light alarm mode.
Furthermore, the interaction unit comprises an input module and a display module, the input module is used for inputting parameter information of electrolytic potassium aurous cyanide on site, the display module is used for displaying the temperature, the PH value and the liquid level value of the real-time electrolyte and the current and voltage of the switching power supply, and the input module and the display module are both connected with the PLC control unit.
The technical scheme can show that the invention has the advantages that:
the invention can monitor the production process of the potassium aurous cyanide, improve the production efficiency and ensure the electrolysis safety; meanwhile, remote monitoring operation can be realized.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic diagram of the composition structure of a monitoring system for potassium aurous cyanide production according to the present invention.
FIG. 2 is a schematic diagram of the electrolytic cell electrolysis and monitoring module of the present invention.
Fig. 3 is a schematic diagram of a structure of the switching power supply and the monitoring module according to the present invention.
Fig. 4 is a schematic diagram of the structure of the PLC control unit according to the present invention.
Fig. 5 is a schematic view of a PLC module according to the present invention.
Fig. 6 is a schematic structural diagram of the driving unit of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
FIG. 1 shows a schematic diagram of the composition structure of a monitoring system for potassium aurous cyanide production.
According to the monitoring system for potassium aurous cyanide production shown in fig. 1, the monitoring system for potassium aurous cyanide production comprises a production monitoring unit, a PLC control unit, a driving monitoring unit, an abnormality alarming unit, an interaction unit and a remote control end. The production monitoring unit comprises an electrolytic bath electrolysis and monitoring module and a switching power supply and monitoring module.
Each unit module will be described in detail with reference to the accompanying drawings.
FIGS. 2 and 3 are schematic diagrams showing the components of the electrolysis cell electrolysis and monitoring module and the switching power supply and monitoring module in the production monitoring unit.
According to the electrolytic tank electrolysis and monitoring module in the production monitoring unit shown in fig. 2, the production monitoring unit monitors and manages the production process of the potassium aurous cyanide to obtain monitoring data, and the production monitoring unit is connected with the PLC control unit. The electrolytic cell electrolysis and monitoring module is used for monitoring the electrolytic cell and the liquid for electrolyzing the potassium aurous cyanide, and comprises an electrolytic cell electrolysis module and an electrolytic cell monitoring module. The electrolytic cell monitoring module monitors the electrolytic cell electrolysis module, and the electric connection cell electrolysis module is connected with the electric connection cell monitoring module.
The electrolytic cell electrolysis module comprises an electrolytic cell module and an electrolytic module, the electrolytic cell is used for containing electrolytic liquid and comprises an electrolytic cell body, titanium blue, an ion exchange membrane and electrolyte, the electrolytic cell is connected with the electric connection cell electrolysis module, the electrolytic cell is used for electrolytic production of aurous cyanide potassium, and the electrolytic module comprises an electrolysis device.
Specifically, in the present embodiment, the titanium blue, the ion exchange membrane and the electrolyte are all disposed in the electrolytic cell body and are electrolytic reaction substances. The electrolysis device comprises an electrolyte outlet, an electrolyte temperature measuring port, electrolyte and a switching power supply connected with the electrolyte.
The electrolytic cell electrolysis monitoring module comprises a sensor acquisition module and a camera module, wherein the sensor acquisition module is used for acquiring the temperature, the liquid level, the pH value and electrolyte leakage of the electrolytic cell in the electrolytic production process of the potassium aurous cyanide, and the camera module is used for acquiring the image information of the potassium aurous cyanide production process.
The sensing acquisition module comprises a temperature sensor, a liquid level sensor, a PH meter and a humidity sensor. Temperature sensor is used for gathering the temperature information of electrolyte, level sensor is used for gathering the liquid level change condition of electrolyte, the PH meter is used for gathering the PH value of electrolyte, humidity transducer is used for detecting whether the electrolysis trough has the electrolyte that leaks.
Specifically, in the present embodiment, the temperature sensor is a PT100 temperature sensor made of 316L, and is used for collecting the temperature of the electrolyte in the electrolytic cell; the liquid level sensor adopts a non-contact integrated intelligent ultrasonic liquid level meter, has high measurement precision, is not influenced by temperature and acidity and alkalinity, and is used for detecting the change of the liquid level in the electrolytic bath so as to supplement electrolyte; the PH meter adopts an intelligent on-line chemical analyzer, namely a PH/ORP4.0 pH value/oxidation reduction on-line analyzer, and is used for detecting the PH value of electrolyte in the electrolytic cell.
The camera module comprises a high-definition camera and a rotating mechanism, and the high-definition camera is connected with the rotating mechanism. Specifically, in this embodiment, the rotating mechanism includes a motor, a turntable, and a fixed ball. So as to better and more comprehensively collect the image information of the electrolyte in the electrolytic bath.
The switching power supply and the monitoring module according to the switching power supply and the monitoring module in the production monitoring unit shown in fig. 3 are used for providing and monitoring a voltage source for the ion exchange membrane electrolyzer.
The switch power supply and monitoring module comprises a switch power supply module and a switch power supply monitoring module, the switch power supply module is used for providing a voltage source for the electrolysis and monitoring module of the electrolytic bath, the switch power supply module comprises a plurality of direct current high-frequency switch power supply modules, and the output ends of the plurality of direct current high-frequency switch power supply modules are connected in parallel; the switching power supply monitoring module is used for controlling the synchronous output pulse voltage output by the switching power supply module or uniformly outputting the pulse voltage in turn.
Specifically, in this embodiment, the switching power supply monitoring module obtains the number of normal on-line dc switching power supply modules through the serial bus, issues instruction information, sends periodic alternate control signals through the control line, and controls the normal on-line dc high-frequency switch to synchronously output pulse voltages or uniformly output pulse voltages in turn within a certain time period.
The working mode that a plurality of direct current high-frequency switching power supply modules in the switching power supply module synchronously output pulse voltage or uniformly output pulse voltage in turn is controlled by the switching power supply monitoring module in order, so that the production efficiency of the potassium aurous cyanide can be improved.
Fig. 4 and 5 are schematic diagrams illustrating the components of the PLC control unit and the PLC module.
According to fig. 4 and the PLC control unit, the PLC control unit is configured to receive and store data monitored by the production monitoring unit, and control the operation of the abnormality warning unit, the interaction unit, and the driving monitoring unit. The PLC control unit comprises an analog signal module, a digital signal module, a database module, a communication module and a PLC module, wherein the PLC module is respectively connected with the analog signal module, the digital signal module, the database module and the communication module.
The analog signal module is used for outputting and connecting an analog execution element without an additional amplifier in the driving monitoring unit and receiving an analog signal acquired by the sensor acquisition module in the production monitoring unit, and comprises an analog quantity input module and an analog quantity output module, wherein the analog quantity input module is used for receiving the analog signal and converting the analog signal into a digital signal, and the analog quantity output module is used for converting the digital signal of the PLC module into the analog signal.
Specifically, in this embodiment, the analog input module includes an a/D converter, a switch, a constant current source, a compensation circuit, an optical isolator, and a logic circuit, and is configured to convert received analog monitoring data into digital monitoring data; the analog quantity output module comprises
The digital signal module is used for receiving digital signals collected by the sensing collection module in the production monitoring unit, the digital signal module comprises a digital quantity input module and a digital quantity output module, the digital quantity input module is used for receiving digital quantity monitoring signals, and the digital quantity output module is used for converting signals of the PLC control unit into signals required by a site.
Specifically, in this embodiment, the digital quantity input module includes a filter and an optical isolation circuit, and is configured to prevent signal interference and convert field data into signal data suitable for the PLC control unit. The digital quantity output module comprises an electric isolation circuit and a power driving circuit and is used for directly driving the driving unit.
The database block is used for storing all important data in monitoring production, and specifically, in this embodiment, the important data includes a temperature value threshold, a liquid level threshold, a PH threshold, and high-frequency dc switching power supply information of the electrolyte. The communication module is configured to implement data transmission, and specifically, in this embodiment, the communication mode may implement data transmission by using a wired communication mode and a wireless communication mode.
Fig. 5 shows a schematic diagram of the composition structure of the PLC module.
According to the PLC module shown in fig. 5, the PLC module includes a PLC controller, a data analysis module, a judgment module, and a confirmation module, the data analysis module is configured to sort and screen received monitoring data, the data analysis module is connected to the judgment module, the judgment module is configured to judge data screened by the data analysis module, if real-time monitoring data exceeds threshold information, the data is sent to the confirmation module, the judgment module is connected to the confirmation module, the confirmation module is configured to automatically perform secondary confirmation on abnormal data, and the circulating pump connection controller, the PLC controller, is configured to coordinate and control the data analysis module, the judgment module, and the confirmation module.
The data analysis module is connected with the production monitoring unit and comprises a data classification module and a data screening module, wherein the data classification module is used for classifying the collected monitoring data of the production process according to attributes and time and sending the classified data to the data screening module for screening statistics; after the data classification module receives the data and the alarm information sent by the PLC control unit, the data classification module classifies the data information received within a certain time according to the attributes and the acquisition time to obtain an attribute list, and then classifies the data information according to the data source.
Specifically, in this embodiment, the information is classified according to the information attribute, such as a high-frequency direct-current switching power supply, a valve combination data collection group, and the like. After a data classification module in the data analysis module receives monitoring data and alarm information, classifying the received data information within a certain time period according to attributes and acquisition time to obtain an attribute list, distributing corresponding data source numbers according to data sources, and connecting the data source numbers with the attribute list; the data analysis module is used for analyzing the data stored in the attribute list, and transmitting the result to the judgment module, the judgment module is used for comparing and judging the data subjected to screening and counting with a matched preset threshold value, and transmitting the data source number exceeding the preset threshold value to the confirmation module, the confirmation module actively acquires corresponding data information again according to the data source number, and if the data still exceeds the preset threshold value, an abnormal confirmation signal is output to the abnormal alarm unit and the PLC, otherwise, the data is screened out. The data source number is a unique code serial number randomly allocated by the system.
Fig. 6 shows a schematic diagram of the composition of the drive monitoring unit.
According to the driving monitoring unit shown in fig. 6, the driving monitoring unit controls and monitors the electrolytic production of potassium aurous cyanide according to the instruction of the PLC control unit, and the driving monitoring unit is connected with the PLC control unit.
The driving monitoring unit comprises a driving module and a driving monitoring module, and the driving module is connected with the driving monitoring module.
The driving module is used for driving electrolyte in the electrolytic cell to carry out electrolytic production, the driving module comprises a circulating pump, a heating module, a water replenishing module and an electrolytic module, and the circulating pump is respectively connected with the heating module, the water replenishing module and the electrolytic module. The circulating pump is used for circulating the electrolyte, the circulating pump comprises a circulating pump body, a motor and an electromagnetic valve, the electromagnetic valve is used for sequentially connecting the motor and the circulating pump body, the heating module is used for heating the electrolyte in the electrolytic cell, the heating module comprises an electric heating device, the water replenishing module is used for replenishing the electrolyte, and the water replenishing module comprises a filter and a replenishing device. The electrolysis module is used for electrolyzing potassium aurous cyanide.
Specifically, in this embodiment, the circulation pump body adopts a CQB-F type magnetic pump, which can achieve full sealing, primary leakage, and no pollution. The heating rod adopts an electric heating rod made of 316L material.
The driving monitoring module is used for monitoring an electrolyte electrolysis production module in the driving electrolytic cell and comprises a fault detection module, and the fault detection module is used for detecting fault information of the circulating pump, the heating module and the water replenishing module.
Specifically, in the present embodiment, the fault detection information includes temperature fault information, leakage fault information, and overvoltage/overcurrent fault information of the circulation and heating rod.
And the abnormity alarm unit is used for outputting alarm information according to the abnormity information and system faults output by the PLC control unit. The abnormal alarm unit comprises an abnormal alarm information recording module and an alarm information output module, the abnormal alarm information recording module is used for storing alarm information to the PLC control unit according to the time stamp sequence, and the abnormal alarm information output module is used for alarming in a sound-light alarm mode.
In this embodiment, the abnormal alarm mode may be a sound and light alarm mode, a buzzer alarm mode, or a combination of multiple alarm modes.
The interaction unit is used for workers to input relevant parameter information of the electrolytic potassium aurous cyanide on site and is also used for observing real-time parameter information in the production process on site, and the interaction unit is connected with the PLC control unit.
The interaction unit comprises an input module and a display module, the input module is used for inputting parameter information of electrolytic potassium aurous cyanide on site, the display module is used for displaying the temperature, the PH value and the liquid level value of the real-time electrolyte and the current and voltage of the switching power supply, and the input module and the display module are connected with the PLC control unit.
Specifically, in this embodiment, the interaction unit may be implemented by an operation panel, and the operation panel may include a plurality of switch buttons, an electrolytic PH meter display module, a heating temperature display module, and a current and voltage display module. The staff can realize field operation and observation through the interaction unit.
The remote control end is in communication connection with the PLC control unit in a wireless communication mode, and is used for sending control instructions to the PLC control unit and receiving monitoring data sent by the PLC control unit, displaying and alarming. The remote control end comprises an upper computer and industrial configuration software
Specifically, in this embodiment, the upper computer includes an industrial touch screen computer. The remote control operation can be realized through the remote control end, and the production safety of the potassium aurous cyanide is ensured.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the embodiment of the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
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