CN221064360U - Deep well casting interlocking control system - Google Patents
Deep well casting interlocking control system Download PDFInfo
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- CN221064360U CN221064360U CN202322693452.XU CN202322693452U CN221064360U CN 221064360 U CN221064360 U CN 221064360U CN 202322693452 U CN202322693452 U CN 202322693452U CN 221064360 U CN221064360 U CN 221064360U
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- 238000005266 casting Methods 0.000 title claims abstract description 175
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 85
- 239000007788 liquid Substances 0.000 claims abstract description 68
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 37
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 37
- 238000012544 monitoring process Methods 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- 239000000498 cooling water Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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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 utility model relates to the technical field of safety control equipment, in particular to a deep well casting interlocking control system, which comprises: the first sensor is arranged at the outlet of the casting furnace; the second sensor is arranged at the inlet of the casting plate; the third sensor is arranged on the water inlet pipeline of the casting plate; the fourth sensor is arranged in the foundation pit; the monitoring module is arranged in the hydraulic cylinder; the early warning module is in signal connection with the first sensor, the second sensor, the third sensor and the fourth sensor; the safety interlocking device is connected with the monitoring module through signals; the first automatic baffle is arranged at the inlet of the casting disc; the second automatic baffle is arranged at the chute of the aluminum discharge port; the controller is connected with the early warning module, the safety interlocking device, the first automatic baffle and the second automatic baffle through signals. The method is used for solving the problems that in the prior art, in the casting process of an aluminum alloy deep well, the liquid level of aluminum water in a chute cannot be monitored, the temperature of cooling water in the casting well is increased and safety interlocking equipment is lacked.
Description
Technical Field
The utility model relates to the technical field of safety control equipment, in particular to a deep well casting interlocking control system.
Background
The deep well casting of aluminum alloy is a special casting process, which is used for producing large-scale and complex-shaped aluminum alloy castings; injecting aluminum alloy melt into a crystallizer in a casting well, gradually cooling and solidifying the aluminum alloy melt through an outlet at the bottom of the crystallizer, and finally obtaining a required aluminum alloy casting; compared with the traditional casting process, the deep well casting has higher solidification speed and better casting quality, and is suitable for producing aluminum alloy parts with higher requirements;
at present, in the casting process of an aluminum alloy deep well, the following problems exist:
1. because the liquid level sensor arranged at the interface position of the chute and the casting disc has only a high liquid level alarming function and lacks a low liquid level alarming function, a deep well casting control system cannot monitor the condition of sudden rise and fall of the liquid level of aluminum water in the chute;
2. Because the cooling water system of the deep well casting crystallizer is only provided with the water inlet temperature, pressure and flow monitoring and alarming devices and is not provided with the water outlet temperature monitoring and alarming devices, the condition that the temperature of cooling water in the casting well rises rapidly cannot be monitored;
3. Because of the lack of safety interlocking equipment, the system cannot automatically monitor the leakage of the aluminum liquid of the crystallizer, and cannot cut off the aluminum liquid flowing into the crystallizer in time and guide the aluminum liquid into an emergency pit, so that accidents occur;
In order to solve the above problems, we propose a deep well casting interlock control system.
Disclosure of utility model
The utility model aims to provide a deep well casting interlocking control system which is used for solving the problems that in the prior art, in the process of casting an aluminum alloy deep well, the liquid level of aluminum water in a chute cannot be monitored, the temperature of cooling water in a casting well is increased, and safety interlocking equipment is lacked.
In order to achieve the above object, the present utility model provides a deep well casting interlocking control system for a deep well casting production line, comprising:
The first sensor is arranged at the outlet of the casting furnace and is used for detecting the liquid level of a chute at the outlet of the casting furnace;
The second sensor is arranged at the inlet of the casting disc and used for detecting the liquid level of a chute at the inlet of the casting disc;
the third sensor is arranged on the water inlet pipeline of the casting disc and is used for detecting the water inlet temperature of the casting disc;
the fourth sensor is arranged in the foundation pit and used for detecting the water outlet temperature of the casting disc;
The monitoring module is arranged in the hydraulic oil cylinder and used for detecting the pouring length of the aluminum bar;
the early warning module is in signal connection with the first sensor, the second sensor, the third sensor and the fourth sensor;
The first automatic baffle plate is arranged at the inlet of the casting disc;
The second automatic baffle is arranged at the chute of the aluminum discharge port;
The safety interlocking device is in signal connection with the monitoring module, the first automatic baffle and the second automatic baffle;
And the controller is in signal connection with the early warning module, the safety interlocking device, the first automatic baffle and the second automatic baffle.
Further, the early warning module comprises a first alarm module, the first alarm module is connected with the first sensor through signals, and a plurality of liquid level thresholds of the outlet chute of the casting furnace are arranged in the first alarm module.
Further, the early warning module further comprises a second warning module, the second warning module is connected with the second sensor through signals, and a plurality of casting tray inlet chute liquid level thresholds are arranged in the second warning module.
Further, the early warning module further comprises a third warning module, the third warning module is connected with the third sensor through signals, and a plurality of casting plate water inlet temperature thresholds are arranged in the third warning module.
Further, the early warning module further comprises a fourth warning module, the fourth warning module is connected with the fourth sensor through signals, and a plurality of casting plate water outlet temperature thresholds are arranged in the fourth warning module.
Further, the early warning module further comprises a fifth warning module, the fifth warning module is connected with the monitoring module through signals, and a plurality of aluminum bar pouring length thresholds are arranged in the fifth warning module.
Further, the first sensor and the second sensor are both laser liquid level sensors or radar liquid level sensors.
Further, the system further comprises:
The fifth sensor is arranged on a water inlet pipeline of the crystallizer, and is used for detecting the water inlet pressure of the crystallizer and is in signal connection with the early warning module;
And the sixth sensor is arranged on a water inlet pipeline of the crystallizer and is used for detecting the water inflow of the crystallizer and is connected with the early warning module through signals.
Further, the early warning module further includes:
The sixth alarm module is in signal connection with the fifth sensor, and a plurality of crystallizer water inlet pressure thresholds are arranged in the sixth alarm module;
And the seventh alarm module is connected with the sixth sensor through signals, and a plurality of crystallizer water inflow thresholds are arranged in the seventh alarm module.
Further, the system further comprises:
The valve switch detection device is arranged on the emergency water valve, and is used for detecting an emergency water valve switch signal and is connected with the early warning module through signals;
The seventh sensor is arranged on the emergency water pipeline and is used for detecting the emergency water pressure value and is in signal connection with the early warning module;
And the eighth alarm module is connected with the seventh sensor and the valve switch detection device through signals, and a plurality of emergency water pressure thresholds are arranged in the eighth alarm module.
The beneficial effects of the utility model include:
1. According to the utility model, by arranging the first sensor, the second sensor, the third sensor and the fourth sensor for monitoring, the outlet chute liquid level of the casting furnace, the inlet chute liquid level of the casting disc, the water inlet temperature of the casting disc and the water outlet temperature of the casting disc can be monitored in real time, so that the stability and the product quality of the whole casting process are ensured; through signal connection between the early warning module and the plurality of sensors, an early warning signal is sent when the liquid level or the temperature is abnormal, and operators are timely reminded to process, so that possible accidents and loss are avoided; through setting up first automatic baffle and second automatic baffle, realize the control to the open-close state of casting dish entry and row aluminium mouth chute to utilize safety interlock and controller to realize the monitoring and the automatic shutdown water conservancy diversion of revealing the aluminium liquid, and then solve among the prior art deep well casting production line to liquid level, temperature monitoring incomplete and lack safety interlock's problem, improve production efficiency and product quality, reduce accident risk and loss.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments of the present utility model will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered as limiting the scope, and other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of a deep well casting interlock control system according to an embodiment of the present utility model;
FIG. 2 is a block diagram of an early warning module according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a part of PLC control logic of the deep well casting interlocking control system provided by the utility model;
FIG. 4 is a schematic diagram of a part of PLC control logic of the deep well casting interlocking control system provided by the utility model;
FIG. 5 is a schematic diagram of a part of PLC control logic of the deep well casting interlocking control system provided by the utility model;
Detailed Description
The technical solutions in the embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. It should be noted that, the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the azimuth or positional relationship based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, only for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Referring to fig. 1 to 5, at least one embodiment of the present disclosure provides a deep well casting interlocking control system for a deep well casting production line, including: the first sensor is arranged at the outlet of the casting furnace and is used for detecting the liquid level of a chute at the outlet of the casting furnace; the second sensor is arranged at the inlet of the casting disc and used for detecting the liquid level of a chute at the inlet of the casting disc; the third sensor is arranged on the water inlet pipeline of the casting disc and is used for detecting the water inlet temperature of the casting disc; the fourth sensor is arranged in the foundation pit and used for detecting the water outlet temperature of the casting disc; the monitoring module is arranged in the hydraulic oil cylinder and used for detecting the pouring length of the aluminum bar; the early warning module is in signal connection with the first sensor, the second sensor, the third sensor and the fourth sensor; the first automatic baffle plate is arranged at the inlet of the casting disc; the second automatic baffle is arranged at the chute of the aluminum discharge port; the safety interlocking device is in signal connection with the monitoring module, the first automatic baffle and the second automatic baffle; and the controller is in signal connection with the early warning module, the safety interlocking device, the first automatic baffle and the second automatic baffle.
The first sensor and the second sensor can adopt a laser liquid level sensor or a radar liquid level sensor, and the third sensor and the fourth sensor can adopt a temperature sensor, and are connected with the early warning module through signals so as to realize monitoring of liquid level and temperature; the monitoring module can be used for calculating the pouring length of the aluminum bar according to the numerical value monitored by the flowmeter by installing the flowmeter in the hydraulic cylinder; the early warning module can specifically send out an alarm signal to a worker in a mode of passing through an alarm lamp, a buzzer or a display screen and the like; the controller is preferably an existing PLC controller, the PLC controller can be used for controlling the operation and coordination of the whole deep well casting interlocking control system, the PLC controller can receive signals of the sensors and process and judge the signals according to preset existing logic and algorithms, so that the opening and closing states of the first automatic baffle plate and the second automatic baffle plate are controlled, early warning signals are sent out, and the safety interlocking device is started;
Specifically, the first automatic baffle and the second automatic baffle can control the opening and closing states of the first automatic baffle and the second automatic baffle through a motor or a pneumatic device, and control of a casting disc inlet and an aluminum discharge port chute is realized through a controller, specifically: a first automatic baffle plate is arranged at a position 300-500mm away from the inlet of the casting disc, a second automatic baffle plate is arranged at the position of the aluminum discharge port chute, and the two automatic baffle plates can be controlled manually and automatically; the manual state is mainly used for cleaning the chute in the casting process, and the operation states of the two automatic baffles are ascending and descending; the automatic state is mainly used for detecting that when the liquid level of an outlet of a casting furnace, an inlet chute of a distribution chute (or a casting disc) reaches a limit value, the liquid level of the inlet chute of the distribution chute (or the casting disc) reaches a limit value, the water inlet pressure of a crystallizer (or the casting disc) and the water inlet backwater temperature of the crystallizer (or the casting disc) reach a limit value, two automatic baffles act (one rise and one fall), the two automatic baffles can be connected into a PLC (programmable logic controller) through switching value signals of electromagnetic valves, a switching value processing program and a baffle alarm processing program are added in a PLC control program of the casting machine, and further when the position signal of the first automatic baffle is a descending signal or the signal of the second automatic baffle is an ascending signal, the preset conditions that the liquid level of the outlet of the casting furnace, the inlet chute of the distribution chute (or the casting disc) reaches a limit value, the liquid level of the inlet chute of the crystallizer (or the casting disc) reaches a limit value, the water inlet pressure of the crystallizer (or the casting disc) and the water inlet backwater temperature of the crystallizer (or the casting disc) reach a limit value, the water flow of the crystallizer (or the water inlet backwater temperature is lower than the limit value, and the water inlet backwater temperature and the like are preset conditions are 1 or more of the limit value, the limit value is reached, the two baffles are reached, the two baffles act, and the baffles are caused, and the two baffles act are immediately stop the furnace eyes are blocked by an operator.
Specifically, the safety interlocking device may adopt an existing safety interlocking switch, and the safety interlocking switch is specifically a switch with a plurality of contacts, and may cut off a circuit under specific conditions, in this embodiment, the safety interlocking switch may establish signal connection with the monitoring module, the automatic baffle and the controller, and when the monitoring module detects that the aluminum liquid leaks, the safety interlocking switch may cut off the circuit, so that the first automatic baffle is closed, the second automatic baffle is opened, and the aluminum liquid is guided into an emergency pit, so as to avoid accidents; for example: when the monitoring module monitors that the casting length of the aluminum bar exceeds a preset first length threshold value (the specific value can be set in actual conditions) after a casting start button is pressed, the signal is used as a starting signal of the safety interlocking device, and the safety interlocking device is automatically put into operation at the moment; when the casting is finished soon and the residual casting length is smaller than a preset second length threshold value (the specific value can be set in actual conditions), the signal is used as a closing signal of the safety interlocking device, and the safety interlocking device automatically cancels operation;
In summary, the deep well casting interlocking control system provided by the embodiment can monitor the outlet chute liquid level of the casting furnace, the inlet chute liquid level of the casting plate, the water inlet temperature of the casting plate and the water outlet temperature of the casting plate in real time by arranging the first sensor, the second sensor, the third sensor and the fourth sensor for monitoring, thereby ensuring the stability and the product quality of the whole casting process; through signal connection between the early warning module and the plurality of sensors, an early warning signal is sent when the liquid level or the temperature is abnormal, and operators are timely reminded to process, so that possible accidents and loss are avoided; through setting up first automatic baffle and second automatic baffle, realize the control to the open-close state of casting dish entry and row aluminium mouth chute to utilize safety interlock and controller to realize the monitoring and the automatic shutdown water conservancy diversion of revealing the aluminium liquid, and then solve among the prior art deep well casting production line to liquid level, temperature monitoring incomplete and lack safety interlock's problem, improve production efficiency and product quality, reduce accident risk and loss.
Preferably, the early warning module includes:
The system comprises a first alarm module, wherein the first alarm module is connected with a first sensor through signals, a plurality of pouring furnace outlet chute liquid level thresholds are arranged in the first alarm module, specifically, a laser or radar liquid level sensor is installed within the range of 200-2000mm of a pouring furnace mouth (the height difference of a chute overflow mouth is required to be not more than 30 mm), analog quantity signals of the sensor are connected into a PLC controller, and at least the following parameters are set:
and (3) alarming the height of the liquid level of an outlet chute of the casting furnace: after the parameter is set, in the casting process, when the actual liquid level of the outlet chute of the casting furnace is larger than the set value, the first automatic baffle is automatically closed, the second automatic baffle is automatically opened, and an operator should immediately plug the furnace hole to stop casting.
And (3) alarming the high liquid level of an outlet chute of the casting furnace: after the parameter is set, in the casting process, when the actual liquid level of the outlet chute of the casting furnace is lower than the set value, the early warning module gives an alarm to prompt an operator to check the reason that the liquid level of the chute is high, and at the moment, the operator should immediately control the flow of the furnace eye to be smaller;
Low liquid level alarm of outlet chute of casting furnace: after the parameter is set, in the casting process, when the actual liquid level of an outlet chute of the casting furnace is smaller than the set value, an early warning module gives an alarm to prompt an operator to check the reason that the liquid level of the chute is low, at the moment, the operator should check whether the casting plate has aluminum leakage or not immediately, and if the aluminum leakage does not exist, the flow of a furnace eye should be controlled to be a little larger;
The low liquid level of the outlet chute of the casting furnace is alarmed: after the parameter is set, in the casting process, when the actual liquid level of the outlet chute of the casting furnace is smaller than the set value, the first automatic baffle is automatically closed, the second automatic baffle is automatically opened, and an operator should immediately plug the furnace hole to stop casting.
And (3) aluminum leakage alarm at the outlet of the casting furnace: in the casting process, an aluminum leakage alarm instruction is automatically communicated, an aluminum leakage detection is automatically input into an outlet sensor of the casting furnace, and after the liquid level at the position is detected to be higher than an aluminum leakage alarm set value, an alarm prompts an operator to check whether aluminum leakage occurs in a furnace eye or not, and when casting is started, the aluminum leakage alarm instruction is automatically canceled.
The second alarm module is in signal connection with the second sensor, a plurality of casting disc inlet chute liquid level thresholds are arranged in the second alarm module, specifically, a laser or radar liquid level sensor is arranged in the range of 200-1000mm of the casting disc inlet, analog quantity signals are connected into the PLC, and at least the following parameters are set:
Alarming for the height of the liquid level of a chute at the inlet of a casting disc: after the parameter is set, in the casting process, when the actual liquid level of the outlet chute of the casting furnace is larger than the set value, the first automatic baffle is closed, the second automatic baffle is opened, and an operator should immediately plug the furnace hole to stop casting;
High warning of the liquid level of the chute at the inlet of the casting disc: after the parameter is set, in the casting process, when the actual liquid level of the outlet chute of the casting furnace is lower than the set value, the early warning module gives an alarm to prompt an operator to check the reason that the liquid level of the chute is high, and at the moment, the operator should immediately control the flow of the furnace eye to be smaller;
Low liquid level alarm of the casting disc inlet chute: after the parameter is set, in the casting process, when the actual liquid level of an outlet chute of the casting furnace is smaller than the set value, an early warning module gives an alarm to prompt an operator to check the reason that the liquid level of the chute is low, at the moment, the operator should check whether the casting plate has aluminum leakage or not immediately, and if the aluminum leakage does not exist, the flow of a furnace eye should be controlled to be a little larger;
Low liquid level alarm of a casting disc inlet chute: after the parameter is set, in the casting process, when the actual liquid level of the outlet chute of the casting furnace is smaller than the set value, the first automatic baffle is closed, the second automatic baffle is opened, and an operator should immediately plug the furnace hole to stop casting.
The third alarm module is in signal connection with the third sensor, and a plurality of casting disc water inlet temperature thresholds are arranged in the third alarm module, and are specific: a temperature sensor is arranged on a water inlet pipe of the crystallizer or the casting plate, analog quantity signals are connected into a PLC controller, and alarm parameter settings are similar to the principles of the first alarm module and the second alarm module, and are not further described herein; the fourth alarm module is in signal connection with the fourth sensor, and a plurality of casting plate water outlet temperature thresholds are arranged in the fourth alarm module, and are specific: installing a temperature sensor in a casting well foundation pit, and accessing analog quantity signals into a PLC controller, wherein the alarm parameter setting is similar to the principle of the first alarm module and the second alarm module, and the description is not further repeated here; the fifth alarm module is in signal connection with the monitoring module, and a plurality of aluminum bar pouring length thresholds are arranged in the fifth alarm module;
In conclusion, the embodiment realizes the real-time monitoring of key information such as the outlet chute liquid level of the casting furnace, the inlet chute liquid level of the casting tray, the water inlet temperature of the casting tray, the water outlet temperature of the casting tray, the pouring length of the aluminum bar and the like, and improves the monitoring accuracy and timeliness of the deep well casting production line; by setting different thresholds and alarm parameters, when the liquid level, the temperature or the pouring length exceeds a preset safety range, the first automatic baffle and the second automatic baffle are automatically opened and closed and send out an early warning signal; measures are taken in time to avoid accidents, and the safety of the casting process is improved.
Preferably, the system further comprises: the fifth sensor is arranged on a water inlet pipeline of the crystallizer, and is used for detecting the water inlet pressure of the crystallizer and is in signal connection with the early warning module; the sixth sensor is arranged on a water inlet pipeline of the crystallizer, and is used for detecting the water inflow of the crystallizer and is in signal connection with the early warning module; the early warning module further comprises: the sixth alarm module is in signal connection with the fifth sensor, and a plurality of crystallizer water inlet pressure thresholds are arranged in the sixth alarm module; and the seventh alarm module is connected with the sixth sensor through signals, and a plurality of crystallizer water inflow thresholds are arranged in the seventh alarm module. Specifically, a pressure sensor is arranged on a water inlet pipeline of the crystallizer or the casting plate, an analog signal is connected into a PLC, and the low water inlet pressure of the crystallizer (or the casting plate) is alarmed: after the parameter is set, in the casting process, when the water inlet pressure of the crystallizer (or the casting plate) is lower than the set value, a sixth alarm module alarms, the first automatic baffle is closed, the second automatic baffle is opened, an emergency water valve of the casting plate is automatically opened at the moment, and an operator should immediately plug a furnace hole to stop casting; as above, a flow sensor is arranged on a water inlet pipeline of the crystallizer or the casting plate, an analog signal is connected into a PLC controller, and the low water inlet flow of the crystallizer (or the casting plate) is alarmed: after the parameter is set, in the casting process, when the water inflow of the crystallizer (or the casting plate) is lower than the set value, the seventh alarm module can alarm, the first automatic baffle is closed, the second automatic baffle is opened, the emergency water valve of the casting plate is automatically opened at the moment, and an operator should immediately plug the furnace hole to stop casting.
Preferably, the system further comprises: the valve switch detection device is arranged on the emergency water valve, and is used for detecting an emergency water valve switch signal and is connected with the early warning module through signals; the seventh sensor is arranged on the emergency water pipeline and is used for detecting the emergency water pressure value and is in signal connection with the early warning module; the eighth alarm module, signal connection between eighth alarm module and seventh sensor, the valve switch detection device is equipped with a plurality of emergency water pressure threshold value in the eighth alarm module, specifically, installs valve switch state detection device on emergency water motorised valve or pneumatic valve, inserts the valve switching value signal to the PLC controller, includes: emergency water valve (open signal): when the signal of the valve switch detection device is an on signal in the normal casting process, the crystallizer (or the casting plate) is indicated that the water inflow and pressure are low, at the moment, the eighth alarm module can alarm, the first automatic baffle is closed, the second automatic baffle is opened, and an operator should immediately plug the furnace hole to stop casting; install pressure sensor on junction emergency water pipeline, with analog signal access PLC controller, include: emergency water pressure low alarm: after the parameter is set, whether in the casting process or the casting process, when the emergency water pressure is lower than the set value, the audible and visual alarm can give an alarm to prompt an operator to check the reason of the low emergency water pressure.
In addition to the above description, the following points are described:
(1) The drawings of the embodiments of the present disclosure relate only to the structures related to the embodiments of the present disclosure, and other structures may refer to general designs;
(2) The control programs of each sensor, the early warning signal, the PLC controller, the automatic baffle and the like in the disclosure are all mature conventional technologies in the prior art, and a person skilled in the art can realize the application of the utility model according to the principle of the same function in the prior art, and the program part is not the innovation point of the utility model;
(3) The embodiments of the present disclosure and features in the embodiments may be combined with each other to arrive at a new embodiment without conflict.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (10)
1. Deep well casting interlocking control system for deep well casting production line, its characterized in that includes:
The first sensor is arranged at the outlet of the casting furnace and is used for detecting the liquid level of a chute at the outlet of the casting furnace;
The second sensor is arranged at the inlet of the casting disc and used for detecting the liquid level of a chute at the inlet of the casting disc;
the third sensor is arranged on the water inlet pipeline of the casting disc and is used for detecting the water inlet temperature of the casting disc;
the fourth sensor is arranged in the foundation pit and used for detecting the water outlet temperature of the casting disc;
The monitoring module is arranged in the hydraulic oil cylinder and used for detecting the pouring length of the aluminum bar;
the early warning module is in signal connection with the first sensor, the second sensor, the third sensor and the fourth sensor;
The first automatic baffle plate is arranged at the inlet of the casting disc;
The second automatic baffle is arranged at the chute of the aluminum discharge port;
The safety interlocking device is in signal connection with the monitoring module, the first automatic baffle and the second automatic baffle;
And the controller is in signal connection with the early warning module, the safety interlocking device, the first automatic baffle and the second automatic baffle.
2. The deep well casting interlocking control system according to claim 1, wherein the early warning module comprises a first warning module, the first warning module is in signal connection with the first sensor, and a plurality of casting furnace outlet chute liquid level thresholds are arranged in the first warning module.
3. The deep well casting interlocking control system according to claim 1, wherein the early warning module further comprises a second warning module, the second warning module is in signal connection with the second sensor, and a plurality of casting tray inlet chute liquid level thresholds are arranged in the second warning module.
4. The deep well casting interlocking control system according to claim 1, wherein the early warning module further comprises a third warning module, the third warning module is connected with a third sensor through signals, and a plurality of casting plate water inlet temperature thresholds are arranged in the third warning module.
5. The deep well casting interlocking control system according to claim 1, wherein the early warning module further comprises a fourth warning module, the fourth warning module is in signal connection with a fourth sensor, and a plurality of casting plate water outlet temperature thresholds are arranged in the fourth warning module.
6. The deep well casting interlocking control system according to claim 1, wherein the early warning module further comprises a fifth warning module, the fifth warning module is in signal connection with the monitoring module, and a plurality of aluminum bar pouring length thresholds are arranged in the fifth warning module.
7. The deep well casting interlock control system of claim 1 wherein the first sensor and the second sensor each employ a laser level sensor or a radar level sensor.
8. The deep well casting interlock control system of any one of claims 1 through 7 further comprising:
The fifth sensor is arranged on a water inlet pipeline of the crystallizer, and is used for detecting the water inlet pressure of the crystallizer and is in signal connection with the early warning module;
And the sixth sensor is arranged on a water inlet pipeline of the crystallizer and is used for detecting the water inflow of the crystallizer and is connected with the early warning module through signals.
9. The deep well casting interlock control system of claim 8 wherein the early warning module further comprises:
The sixth alarm module is in signal connection with the fifth sensor, and a plurality of crystallizer water inlet pressure thresholds are arranged in the sixth alarm module;
And the seventh alarm module is connected with the sixth sensor through signals, and a plurality of crystallizer water inflow thresholds are arranged in the seventh alarm module.
10. The deep well casting interlock control system of claim 8 further comprising:
The valve switch detection device is arranged on the emergency water valve, and is used for detecting an emergency water valve switch signal and is connected with the early warning module through signals;
The seventh sensor is arranged on the emergency water pipeline and is used for detecting the emergency water pressure value and is in signal connection with the early warning module;
And the eighth alarm module is connected with the seventh sensor and the valve switch detection device through signals, and a plurality of emergency water pressure thresholds are arranged in the eighth alarm module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322693452.XU CN221064360U (en) | 2023-10-08 | 2023-10-08 | Deep well casting interlocking control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322693452.XU CN221064360U (en) | 2023-10-08 | 2023-10-08 | Deep well casting interlocking control system |
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