CN111026054A - Distributed control system for glass unloading and control method thereof - Google Patents
Distributed control system for glass unloading and control method thereof Download PDFInfo
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- CN111026054A CN111026054A CN201911255857.7A CN201911255857A CN111026054A CN 111026054 A CN111026054 A CN 111026054A CN 201911255857 A CN201911255857 A CN 201911255857A CN 111026054 A CN111026054 A CN 111026054A
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- 239000011521 glass Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 71
- 238000010438 heat treatment Methods 0.000 claims abstract description 50
- 238000001816 cooling Methods 0.000 claims abstract description 49
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 55
- 239000007789 gas Substances 0.000 claims description 36
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 32
- 239000001301 oxygen Substances 0.000 claims description 32
- 229910052760 oxygen Inorganic materials 0.000 claims description 32
- 229910052757 nitrogen Inorganic materials 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000003756 stirring Methods 0.000 description 15
- 230000002349 favourable effect Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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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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- 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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- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a distributed control system for glass unloading and a control method thereof, and relates to the technical field of glass manufacturing. The automatic discharging device comprises a controller and a discharging control loop electrically connected with the controller, wherein the discharging control loop comprises a discharging groove, a heating assembly and a cooling assembly, the heating assembly and the cooling assembly are arranged below the discharging groove, and the heating assembly and the cooling assembly are respectively electrically connected with the controller. The working states of the heating assembly and the cooling assembly are controlled according to the information by collecting the on-off information of the gas circuit of the heating assembly and the cooling assembly in the unloading control loop. Dependence on manual operation during unloading can be reduced, and the unloading accuracy is improved.
Description
Technical Field
The invention relates to the technical field of glass manufacturing, in particular to a distributed control system for glass unloading and a control method thereof.
Background
In the production and manufacturing of glass, such as the production and manufacturing of a TFT (Thin Film Transistor) glass substrate, in order to ensure the safety of life and property in the production and manufacturing and improve the production efficiency, it is necessary to have the functions of fast discharging and controlling discharging in the channel region.
Among the prior art, need the artifical mode that heats to unload when unloading, the control is unloaded the in-process and is also controlled by individual judgement totally, and such control mode degree of difficulty is great, and is also great to individual operation dependence, is unfavorable for realizing accurate control.
Disclosure of Invention
The invention aims to provide a distributed control system for glass unloading and a control method thereof, which can reduce the dependence on manual operation during unloading and improve the unloading accuracy.
The embodiment of the invention is realized by the following steps:
in one aspect of the embodiments of the present invention, a distributed control system for glass discharging is provided, which includes a controller, and a discharging control loop electrically connected to the controller, where the discharging control loop includes a discharging chute, and a heating assembly and a cooling assembly disposed below the discharging chute, and the heating assembly and the cooling assembly are respectively electrically connected to the controller.
Optionally, the heating assembly comprises an annular burner, and a gas pipeline and an oxygen pipeline which are connected with the annular burner, a first electromagnetic valve is arranged on the gas pipeline, a second electromagnetic valve is arranged on the oxygen pipeline, an ignition gun is arranged on the annular burner, and the first electromagnetic valve, the second electromagnetic valve and the ignition gun are respectively and electrically connected with the controller; the cooling assembly comprises an annular cooler and a compressed air pipeline connected with the annular cooler, a third electromagnetic valve is arranged on the compressed air pipeline, and the third electromagnetic valve is electrically connected with the controller.
Optionally, a flow meter and a pressure meter are respectively arranged on the gas pipeline and the oxygen pipeline, and the flow meter and the pressure meter are respectively electrically connected with the controller.
Optionally, the distributed control system for discharging glass further comprises a first nitrogen pipeline connected with the gas pipeline and a second nitrogen pipeline connected with the oxygen pipeline, a fourth electromagnetic valve is arranged on the first nitrogen pipeline, a fifth electromagnetic valve is arranged on the second nitrogen pipeline, and the fourth electromagnetic valve and the fifth electromagnetic valve are respectively electrically connected with the controller.
Optionally, the distributed control system for glass discharging further comprises a fixed support arranged on the discharging chute, and the annular burner and the annular cooler are respectively arranged on the fixed support.
Optionally, the distributed control system for discharging glass further comprises a stirrer arranged on the discharge chute, the stirrer comprises a stirring motor and a stirring rod connected with the stirring motor, and the stirring motor is electrically connected with the controller.
Optionally, the controller includes a control panel, and the control panel is configured to display a state of the discharge control loop and remotely control the discharge control loop through the control panel.
In another aspect of the embodiments of the present invention, a control method for a distributed control system for glass discharging is provided, which includes:
collecting gas path on-off information of a heating assembly and a cooling assembly in a discharging control loop;
and controlling the working states of the heating assembly and the cooling assembly according to the information.
Optionally, the heating assembly comprises an annular burner, and a gas pipeline and an oxygen pipeline which are connected with the annular burner, a first electromagnetic valve is arranged on the gas pipeline, a second electromagnetic valve is arranged on the oxygen pipeline, an ignition gun is arranged on the annular burner, and the first electromagnetic valve, the second electromagnetic valve and the ignition gun are respectively electrically connected with the controller; the cooling assembly comprises an annular cooler and a compressed air pipeline connected with the annular cooler, a third electromagnetic valve is arranged on the compressed air pipeline and electrically connected with the controller, and the working states of the heating assembly and the cooling assembly are controlled according to the information, wherein the working states of the heating assembly and the cooling assembly comprise:
controlling the first electromagnetic valve and the second electromagnetic valve to be opened, and controlling the ignition gun to ignite to discharge the material from the discharge chute;
controlling the first electromagnetic valve and the second electromagnetic valve to be closed and controlling the third electromagnetic valve to be opened;
and after the discharging chute stops discharging, controlling the third electromagnetic valve to be closed.
Optionally, a flow meter and a pressure gauge are respectively arranged on the gas pipeline and the oxygen pipeline, the flow meter and the pressure gauge are respectively electrically connected to the controller, the gas pipeline is connected to a first nitrogen pipeline, the oxygen pipeline is connected to a second nitrogen pipeline, a fourth electromagnetic valve is arranged on the first nitrogen pipeline, a fifth electromagnetic valve is arranged on the second nitrogen pipeline, the fourth electromagnetic valve and the fifth electromagnetic valve are respectively electrically connected to the controller, the first electromagnetic valve and the second electromagnetic valve are controlled to be closed, and after the third electromagnetic valve is controlled to be opened, the method further includes:
collecting data of the flow meter and the pressure gauge;
when the data of the flow meter and the pressure meter are reduced to 0, controlling the fourth electromagnetic valve and the fifth electromagnetic valve to be opened;
and after the discharging chute stops discharging, controlling the fourth electromagnetic valve and the fifth electromagnetic valve to be closed.
The embodiment of the invention has the beneficial effects that:
according to the distributed control system for glass unloading and the control method thereof provided by the embodiment of the invention, the heating assembly and the cooling assembly are arranged below the unloading groove, the heating assembly and the cooling assembly are respectively and electrically connected with the controller, when unloading is carried out, manual control of the heating assembly and the cooling assembly is not needed to control the unloading amount, the related operation of unloading can be directly carried out by controlling the heating assembly and the unloading assembly through the controller, the dependence on manual operation during unloading can be reduced, and the unloading accuracy is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a distributed control system for glass discharge provided by an embodiment of the present invention;
fig. 2 is a flowchart of a control method of a distributed control system for glass discharge according to an embodiment of the present invention.
Icon: 100-a distributed control system for glass discharge; 110-a controller; 120-a discharge chute; 130-a heating assembly; 131-an annular burner; 133-a gas pipeline; 1332-a first solenoid valve; 135-an oxygen line; 1352-a second electromagnetic valve; 140-a cooling assembly; 141-an annular cooler; 143-compressed air ducts; 1432-third solenoid valve; 150-a flow meter; 160-a first nitrogen line; 162-a fourth solenoid valve; 170-a second nitrogen line; 172-fifth solenoid valve; 180-fixing the bracket; 190-a stirrer; 192-a stirring motor; 194-stirring rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. In the description of the present invention, it should be noted that the terms "first", "second", "third", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A Distributed Control System (DCS) is a new type of Control System developed to meet the Control requirements of industrial production and production processes. In this embodiment, through gathering each information that is used for the glass subassembly of unloading, control the processing, be favorable to reducing the operation degree of difficulty, to manual operation's dependence when reducing to unload, promote the precision of unloading.
Referring to fig. 1, the present embodiment provides a distributed control system 100 for discharging glass, which includes a controller 110, and a discharge control loop electrically connected to the controller 110, wherein the discharge control loop includes a discharge chute 120, and a heating assembly 130 and a cooling assembly 140 disposed below the discharge chute 120, and the heating assembly 130 and the cooling assembly 140 are respectively electrically connected to the controller 110.
It should be noted that, first, the discharge control circuit is mainly connected to the discharge chute 120, the heating assembly 130, and the automation meter on the cooling assembly 140, so that the controller 110 collects the amount of the material in the discharge chute 120 and the states of the heating assembly 130 and the cooling assembly 140 through the discharge control circuit, so that the controller 110 controls the corresponding assemblies to operate according to the collected information, and the stable discharge is ensured.
Secondly, the work flow of the distributed control system 100 for glass discharging of the present application is: before unloading, the raw materials in the discharge chute 120 are in a heat preservation state, but discharge chute 120 bottom passageway department can solidify and form the physics stopper, makes the raw materials can not flow from the passageway, when needs are unloaded, heats discharge chute 120 bottom through controller 110 control heating assembly, makes the physics stopper that discharge chute 120 bottom passageway department solidification formed be heated and melts, finally makes the raw materials flow through this passageway. If the discharging is to be finished, the controller 110 controls the cooling assembly 140 to cool the bottom of the discharging chute 120, so that the raw material at the passage is gradually solidified to form a physical plug, thereby finishing the discharging.
According to the distributed control system 100 for discharging glass provided by the embodiment of the invention, the heating assembly 130 and the cooling assembly 140 are arranged below the discharging chute 120, the heating assembly 130 and the cooling assembly 140 are respectively and electrically connected with the controller 110, when discharging is carried out, manual control of the heating assembly 130 and the cooling assembly 140 is not needed to control the discharging amount, the related operation of discharging can be directly carried out by controlling the heating assembly 130 and the cooling assembly 140 through the controller 110, the dependence on manual operation during discharging can be reduced, and the discharging accuracy is improved.
As shown in fig. 1, the heating assembly 130 includes an annular burner 131, and a gas pipe 133 and an oxygen pipe 135 connected to the annular burner 131, wherein a first solenoid valve 1332 is disposed on the gas pipe 133, a second solenoid valve 1352 is disposed on the oxygen pipe 135, an ignition gun (not shown in fig. 1) is disposed on the annular burner 131, and the first solenoid valve 1332, the second solenoid valve 1352 and the ignition gun are electrically connected to the controller 110, respectively; the cooling assembly 140 includes an annular cooler 141, and a compressed air pipe 143 connected to the annular cooler 141, wherein a third electromagnetic valve 1432 is disposed on the compressed air pipe 143, and the third electromagnetic valve 1432 is electrically connected to the controller 110.
Specifically, the gas pipe 133 is used for introducing gas required by the annular burner 131, such as acetylene or methane, and the oxygen pipe 135 is used for introducing oxygen required by the annular burner 131, and the on-off of the gas can be controlled by arranging the first electromagnetic valve 1332 on the gas pipe 133, and similarly, the on-off of the oxygen can be controlled by arranging the second electromagnetic valve 1352 on the oxygen pipe 135. Therefore, in the discharging process, the controller 110 can control the on-off of the first solenoid valve 1332 and the second solenoid valve 1352 to accurately control the combustion heating amount, so that the discharging accuracy can be improved. Through the burning torch that sets up on annular combustor 131, can be convenient ignite annular combustor 131, need not artifical ignition, be favorable to reducing the operation degree of difficulty.
In addition, the compressed air pipe 143 is used for introducing compressed air to cool the heating zone in time when the annular combustor 131 stops operating. Through the third solenoid valve 1432 provided on the compressed air pipe 143, the on/off of the third solenoid valve 1432 may be directly controlled by the controller 110 so as to control the discharging amount.
As shown in fig. 1, a flow meter 150 and a pressure gauge (not shown in fig. 1) are respectively disposed on the gas pipe 133 and the oxygen pipe 135, and the flow meter 150 and the pressure gauge are respectively electrically connected to the controller 110.
Therefore, when the first solenoid valve 1332 or the second solenoid valve 1352 is controlled to be opened or closed, whether the first solenoid valve 1332 and the second solenoid valve 1352 work normally can be judged by monitoring data of the flow meter 150 and the pressure gauge, and related personnel can be reminded of paying attention timely, which is beneficial to reducing operation risks. Similarly, the compressed air pipe 143 may be provided with a flow meter 150 and a pressure meter to provide a more visual indication of the operation state of the third solenoid valve 1432 on the compressed air pipe 143.
As shown in fig. 1, the distributed control system 100 for discharging glass further includes a first nitrogen pipe 160 connected to the gas pipe 133, and a second nitrogen pipe 170 connected to the oxygen pipe 135, wherein the first nitrogen pipe 160 is provided with a fourth solenoid valve 162, the second nitrogen pipe 170 is provided with a fifth solenoid valve 172, and the fourth solenoid valve 162 and the fifth solenoid valve 172 are respectively electrically connected to the controller 110.
Specifically, after the first solenoid valve 1332 and the second solenoid valve 1352 are closed, in order to cool the heating area of the discharge chute 120 more rapidly, the fourth solenoid valve 162 and the fifth solenoid valve 172 are respectively opened while cooling is performed through the compressed air pipe 143, so that the annular combustor 131 sprays nitrogen, auxiliary heat dissipation to the heating area is realized, the cooling rate is favorably increased, and the discharge amount is better controlled.
As shown in fig. 1, the distributed control system for glass discharging 100 further includes a fixing bracket 180 provided on the discharging chute 120, and the annular burner 131 and the annular cooler 141 are respectively provided on the fixing bracket 180.
Specifically, the fixing positions of the annular combustor 131 and the annular cooler 141 are more stable through the fixing bracket 180, which is beneficial to improving the stability during discharging. The annular combustor 131 and the annular cooler 141 are also convenient to disassemble and assemble, and later maintenance is facilitated.
As shown in fig. 1, the distributed control system 100 for discharging glass further includes a stirrer 190 disposed on the discharge chute 120, the stirrer 190 including a stirring motor 192 and a stirring rod 194 connected to the stirring motor 192, the stirring motor 192 being electrically connected to the controller 110.
Specifically, the stirring rod 194 is provided with a spiral stirring blade, and the material can be better stirred through the stirring blade. Illustratively, when keeping warm the material in the discharge chute 120 to when unloading, through the stirring effect of stirring rod 194, make the material in the discharge chute 120 be heated more evenly, be favorable to unloading's stability going on. In addition, through being connected agitator motor 192 with controller 110, can be through the start-stop of controller 110 control agitator motor 192, need not artifical frequent intervention, be favorable to promoting the operating efficiency.
As shown in fig. 2, an embodiment of the present invention further provides a control method of a distributed control system 100 for glass discharging, including:
s100, collecting on-off information of gas paths of a heating assembly 130 and a cooling assembly 140 in a discharging control loop;
and S200, controlling the working states of the heating assembly 130 and the cooling assembly 140 according to the information.
Specifically, the controller 110 collects the instruments and other elements on the gas paths of the heating assembly 130 and the cooling assembly 140, and learns the real-time information of the heating assembly 130 and the cooling assembly 140, so that the controller 110 can conveniently perform corresponding control, the disorder of control is avoided, and the ordered production and discharge are facilitated. The controller 110 is used for controlling the heating assembly 130 and the cooling assembly 140 to perform unloading related operations, so that the dependence on manual operation during unloading can be reduced, and the unloading accuracy is improved.
Optionally, referring to fig. 1 again, the heating assembly 130 includes an annular burner 131, and a gas pipe 133 and an oxygen pipe 135 connected to the annular burner 131, a first solenoid valve 1332 is disposed on the gas pipe 133, a second solenoid valve 1352 is disposed on the oxygen pipe 135, an ignition gun (not shown in fig. 1) is disposed on the annular burner 131, and the first solenoid valve 1332, the second solenoid valve 1352 and the ignition gun are electrically connected to the controller 110, respectively; the cooling assembly 140 includes an annular cooler 141, and a compressed air pipe 143 connected to the annular cooler 141, a third solenoid valve 1432 is disposed on the compressed air pipe 143, the third solenoid valve 1432 is electrically connected to the controller 110, and controlling the operating states of the heating assembly 130 and the cooling assembly 140 according to the information includes:
and S210, controlling the first solenoid valve 1332 and the second solenoid valve 1352 to be opened, and controlling an ignition gun to ignite to discharge the discharge chute 120.
And S220, controlling the first solenoid valve 1332 and the second solenoid valve 1352 to be closed, and controlling the third solenoid valve 1432 to be opened.
And S230, after the discharging of the discharging chute 120 is stopped, controlling the third electromagnetic valve 1432 to be closed.
Specifically, when the discharging is needed, the first solenoid valve 1332 and the second solenoid valve 1352 are controlled to be opened, and the ignition gun is controlled to be ignited, so that the annular combustor 131 heats a specific area to facilitate the discharging. At this time, the third solenoid valve 1432 is in a closed state. When the discharging is to be finished, the first solenoid valve 1332 and the second solenoid valve 1352 are controlled to be closed, the third solenoid valve 1432 is controlled to be opened, so that the heating is stopped, the annular cooler 141 is cooled for the specific area, after the discharging of the discharging chute 120 is stopped, the third solenoid valve 1432 is controlled to be closed, a discharging period is finished, and if the discharging is required to be repeated, the steps are repeated. The controller 110 controls the heating assembly 130 and the cooling assembly 140, so that fuel gas, oxygen, compressed air and the like can be better controlled, and the purpose of ensuring the controlled discharge amount is facilitated.
Alternatively, as shown in fig. 1, a flow meter 150 and a pressure meter (not shown in fig. 1) are respectively disposed on the gas pipe 133 and the oxygen pipe 135, and the flow meter 150 and the pressure meter are respectively electrically connected to the controller 110. The gas pipe 133 is connected to a first nitrogen pipe 160, the oxygen pipe 135 is connected to a second nitrogen pipe 170, the first nitrogen pipe 160 is provided with a fourth solenoid valve 162, the second nitrogen pipe 170 is provided with a fifth solenoid valve 172, and the fourth solenoid valve 162 and the fifth solenoid valve 172 are respectively electrically connected to the controller 110. After controlling the first solenoid valve 1332 and the second solenoid valve 1352 to close and controlling the third solenoid valve 1432 to open, the method further comprises:
and S221, collecting data of the flow meter 150 and the pressure gauge.
And S222, when the data of the flow meter 150 and the pressure gauge are reduced to 0, controlling the fourth electromagnetic valve 162 and the fifth electromagnetic valve 172 to be opened.
And S223, after the discharging of the discharging chute 120 is stopped, controlling the fourth electromagnetic valve 162 and the fifth electromagnetic valve 172 to be closed.
Specifically, the controller 110 collects data from the flow meter 150 and the pressure gauge, and when the data from the flow meter 150 and the pressure gauge falls to 0 after controlling the first solenoid valve 1332 and the second solenoid valve 1352 to close, it indicates that the oxygen in the gas and oxygen pipe 135 in the gas pipe 133 has been exhausted. At this time, the fourth solenoid valve 162 and the fifth solenoid valve 172 are controlled to be opened, so that the gas pipe 133 and the oxygen pipe 135 are supplied with nitrogen gas, thereby facilitating the auxiliary cooling of the discharge chute 120. The cooling effect of the annular cooler 141 is combined, so that the cooling effect is more obvious, and the discharging amount is better controlled. After the discharge chute 120 stops discharging, the fourth solenoid valve 162 and the fifth solenoid valve 172 are controlled to be closed, so that the annular burner 131 heats the discharge chute 120 in the subsequent step 210.
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 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)
1. A distributed control system for glass discharging is characterized by comprising a controller and a discharging control loop electrically connected with the controller, wherein the discharging control loop comprises a discharging groove, a heating assembly and a cooling assembly, the heating assembly and the cooling assembly are arranged below the discharging groove, and the heating assembly and the cooling assembly are respectively and electrically connected with the controller.
2. The distributed control system for glass discharging according to claim 1, wherein the heating assembly comprises an annular burner, and a gas pipeline and an oxygen pipeline which are connected with the annular burner, a first electromagnetic valve is arranged on the gas pipeline, a second electromagnetic valve is arranged on the oxygen pipeline, an ignition gun is arranged on the annular burner, and the first electromagnetic valve, the second electromagnetic valve and the ignition gun are respectively and electrically connected with the controller; the cooling assembly comprises an annular cooler and a compressed air pipeline connected with the annular cooler, a third electromagnetic valve is arranged on the compressed air pipeline, and the third electromagnetic valve is electrically connected with the controller.
3. The distributed control system for glass discharge according to claim 2, wherein a flow meter and a pressure meter are respectively disposed on the gas pipeline and the oxygen pipeline, and the flow meter and the pressure meter are respectively electrically connected with the controller.
4. The distributed control system for glass discharging according to claim 3, further comprising a first nitrogen pipeline connected to the gas pipeline, and a second nitrogen pipeline connected to the oxygen pipeline, wherein a fourth solenoid valve is disposed on the first nitrogen pipeline, a fifth solenoid valve is disposed on the second nitrogen pipeline, and the fourth solenoid valve and the fifth solenoid valve are respectively electrically connected to the controller.
5. The distributed control system for glass discharge according to claim 2, further comprising a fixed support provided on said discharge chute, said annular burner and said annular cooler being respectively provided on said fixed support.
6. The distributed control system for glass discharge of claim 1, further comprising an agitator disposed on said discharge spout, said agitator comprising an agitator motor and an agitator bar connected to said agitator motor, said agitator motor being electrically connected to said controller.
7. The distributed control system for glass discharge of any of claims 1-6, wherein said controller comprises a control panel for displaying a status of said discharge control loop and remotely controlling said discharge control loop via said control panel.
8. A method of controlling a distributed control system for glass discharge, comprising:
collecting gas path on-off information of a heating assembly and a cooling assembly in a discharging control loop;
and controlling the working states of the heating assembly and the cooling assembly according to the information.
9. The control method of the distributed control system for glass discharging according to claim 8, wherein the heating assembly comprises an annular burner, and a gas pipeline and an oxygen pipeline which are connected with the annular burner, wherein a first electromagnetic valve is arranged on the gas pipeline, a second electromagnetic valve is arranged on the oxygen pipeline, an ignition gun is arranged on the annular burner, and the first electromagnetic valve, the second electromagnetic valve and the ignition gun are respectively and electrically connected with the controller; the cooling assembly comprises an annular cooler and a compressed air pipeline connected with the annular cooler, a third electromagnetic valve is arranged on the compressed air pipeline and electrically connected with the controller, and the working states of the heating assembly and the cooling assembly are controlled according to the information, wherein the working states of the heating assembly and the cooling assembly comprise:
controlling the first electromagnetic valve and the second electromagnetic valve to be opened, and controlling the ignition gun to ignite to discharge the material from the discharge chute;
controlling the first electromagnetic valve and the second electromagnetic valve to be closed and controlling the third electromagnetic valve to be opened;
and after the discharging chute stops discharging, controlling the third electromagnetic valve to be closed.
10. The method for controlling the distributed control system for glass discharging according to claim 9, wherein a flow meter and a pressure meter are respectively disposed on the gas pipeline and the oxygen pipeline, the flow meter and the pressure meter are respectively electrically connected to the controller, the gas pipeline is connected to a first nitrogen pipeline, the oxygen pipeline is connected to a second nitrogen pipeline, a fourth solenoid valve is disposed on the first nitrogen pipeline, a fifth solenoid valve is disposed on the second nitrogen pipeline, the fourth solenoid valve and the fifth solenoid valve are respectively electrically connected to the controller, the method further comprises:
collecting data of the flow meter and the pressure gauge;
when the data of the flow meter and the pressure meter are reduced to 0, controlling the fourth electromagnetic valve and the fifth electromagnetic valve to be opened;
and after the discharging chute stops discharging, controlling the fourth electromagnetic valve and the fifth electromagnetic valve to be closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911255857.7A CN111026054A (en) | 2019-12-09 | 2019-12-09 | Distributed control system for glass unloading and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911255857.7A CN111026054A (en) | 2019-12-09 | 2019-12-09 | Distributed control system for glass unloading and control method thereof |
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| CN111026054A true CN111026054A (en) | 2020-04-17 |
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| CN201911255857.7A Pending CN111026054A (en) | 2019-12-09 | 2019-12-09 | Distributed control system for glass unloading and control method thereof |
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| CN (1) | CN111026054A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI971696A0 (en) * | 1997-04-21 | 1997-04-21 | Tamglass Eng Oy | Foerfarande Foer heat-Soak-behandling av haerdade glasskivor |
| CN103086585A (en) * | 2013-02-21 | 2013-05-08 | 成都光明光电股份有限公司 | Optical glass kiln oxygen-fuel combustion system and combustion method |
| CN204490716U (en) * | 2015-03-11 | 2015-07-22 | 巨石集团有限公司 | A kind of glass melter dog-hole Anti-blocking structure |
| CN106123588A (en) * | 2016-06-27 | 2016-11-16 | 中国原子能科学研究院 | A kind of high-temperature fusant device for discharging for cold crucible |
| CN109987823A (en) * | 2019-04-23 | 2019-07-09 | 蚌埠中光电科技有限公司 | A kind of electronical display glass substrate furnace discharge mouth heating device |
-
2019
- 2019-12-09 CN CN201911255857.7A patent/CN111026054A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI971696A0 (en) * | 1997-04-21 | 1997-04-21 | Tamglass Eng Oy | Foerfarande Foer heat-Soak-behandling av haerdade glasskivor |
| CN103086585A (en) * | 2013-02-21 | 2013-05-08 | 成都光明光电股份有限公司 | Optical glass kiln oxygen-fuel combustion system and combustion method |
| CN204490716U (en) * | 2015-03-11 | 2015-07-22 | 巨石集团有限公司 | A kind of glass melter dog-hole Anti-blocking structure |
| CN106123588A (en) * | 2016-06-27 | 2016-11-16 | 中国原子能科学研究院 | A kind of high-temperature fusant device for discharging for cold crucible |
| CN109987823A (en) * | 2019-04-23 | 2019-07-09 | 蚌埠中光电科技有限公司 | A kind of electronical display glass substrate furnace discharge mouth heating device |
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Application publication date: 20200417 |