CN114985472A - Control method of rolling mill lubricating system and related equipment - Google Patents
Control method of rolling mill lubricating system and related equipment Download PDFInfo
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- CN114985472A CN114985472A CN202210567498.4A CN202210567498A CN114985472A CN 114985472 A CN114985472 A CN 114985472A CN 202210567498 A CN202210567498 A CN 202210567498A CN 114985472 A CN114985472 A CN 114985472A
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- backup roll
- rolling mill
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- lubricating pump
- pump
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 133
- 238000005096 rolling process Methods 0.000 title claims abstract description 102
- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000005461 lubrication Methods 0.000 claims abstract description 98
- 238000004590 computer program Methods 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000005057 refrigeration Methods 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 8
- 239000010959 steel Substances 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 3
- 239000010687 lubricating oil Substances 0.000 description 19
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000011897 real-time detection Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000010365 information processing Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B28/00—Maintaining rolls or rolling equipment in effective condition
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
Abstract
The invention relates to the technical field of rolling mill lubrication, in particular to a control method of a rolling mill lubrication system and related equipment. The control method of the rolling mill lubricating system comprises the following steps: acquiring the working state of the rolling mill, and acquiring the working state of a backup roll lubricating pump under the condition that the rolling mill is in a continuous rolling working state; and under the condition that the working state of the backup roll lubricating pump is in a fault state, obtaining the working state of a standby backup roll lubricating pump, and under the condition that the working state of the standby backup roll lubricating pump is in a normal state, lubricating the backup roll through the standby backup roll lubricating pump. Under the condition that the backup roll lubricating pump stops running due to failure, the backup roll lubricating pump can be switched to continuously keep lubrication, so that the stop of a rolling mill is avoided, the quality of finished products of strip steel is ensured, the processing efficiency is improved, and the cost is saved.
Description
Technical Field
The invention relates to the technical field of rolling mill lubrication, in particular to a control method of a rolling mill lubrication system and related equipment.
Background
The rolling mill needs the back-up roll lubrication and the gear lubrication system to normally operate during the normal operation period so as to ensure the normal operation of each device and avoid the damage of the device. However, at present, under the condition that the lubrication pump stops running due to faults, the rolling mill stops due to the lubrication faults, so that the thickness fluctuation of the strip steel in rolling is large, particularly when materials smaller than 0.17mm are rolled, the strip breakage condition is easy to occur when the rolling mill stops in the middle of rolling, the finished product quality of the strip steel is difficult to guarantee, in the process of overhauling the lubrication pump, the rolling mill cannot continue to work, a large amount of working time is consumed, and the cost is high.
Therefore, there is a need for a control method of a rolling mill lubrication system and related apparatus to at least partially solve the problems of the prior art.
Disclosure of Invention
The present invention has been made to solve at least one of the problems occurring in the prior art or the related art.
To this end, a first aspect of the invention provides a control method of a rolling mill lubrication system.
A second aspect of the invention provides a control device for a rolling mill lubrication system.
A third aspect of the invention provides an electronic device.
A fourth aspect of the invention provides a computer-readable storage medium.
In view of this, according to a first aspect of an embodiment of the present application, a method for controlling a rolling mill lubrication system is provided, including:
acquiring the working state of the rolling mill, and acquiring the working state of a backup roll lubricating pump under the condition that the rolling mill is in a continuous rolling working state;
acquiring the working state of a standby backup roll lubricating pump under the condition that the working state of the backup roll lubricating pump is a fault;
and lubricating the supporting roller by the standby supporting roller lubricating pump under the condition that the working state of the standby supporting roller lubricating pump is normal.
In one possible embodiment, the control method of the rolling mill lubrication system further includes:
and under the condition that the working state of the standby support roller lubricating pump is in a fault, keeping the rolling mill in a non-stop working state until the flying shear finishes shearing.
In one possible embodiment, the control method of the rolling mill lubrication system further includes:
acquiring the working state of a gear lubricating pump;
acquiring the working state of a standby gear lubricating pump under the condition that the working state of the gear lubricating pump is in fault;
and lubricating the gear by the spare gear lubricating pump under the condition that the working state of the spare gear lubricating pump is normal.
In one possible embodiment, the control method of the rolling mill lubrication system further includes:
the method comprises the steps of obtaining the current working temperature of a backup roll lubricating pump, starting a first heater to heat the backup roll lubricating pump under the condition that the current working temperature of the backup roll lubricating pump is lower than a first preset temperature, and closing the first heater and starting a first temperature control proportional valve to exchange heat through refrigerating water under the condition that the current working temperature of the backup roll lubricating pump is higher than a second preset temperature;
the first preset temperature is lower than the second preset temperature.
In one possible embodiment, the control method of the rolling mill lubrication system further includes:
the current working temperature of the backup roll lubricating pump is obtained, and under the condition that the current working temperature of the backup roll lubricating pump is lower than a third preset temperature, a first alarm is started to give an alarm and reduce the bypass flow of the backup roll lubricating pump;
the third preset temperature is lower than the first preset temperature.
In one possible embodiment, the control method of the rolling mill lubrication system further includes:
the current working temperature of the gear lubrication pump is obtained, a second heater is started to heat the gear lubrication pump under the condition that the current working temperature of the gear lubrication pump is lower than a fourth preset temperature, and the second heater is closed and a second temperature control proportional valve is started to exchange heat through refrigerating water under the condition that the current working temperature of the gear lubrication pump is higher than a fifth preset temperature;
the fourth preset temperature is lower than the fifth preset temperature.
In one possible embodiment, the control method of the rolling mill lubrication system further includes:
acquiring the current working temperature of the gear lubrication pump, and starting a second alarm to give an alarm and reduce the bypass flow of the gear lubrication pump under the condition that the current working temperature of the gear lubrication pump is lower than a sixth preset temperature;
the sixth preset temperature is lower than the fourth preset temperature.
According to a second aspect of the embodiments of the present application, there is provided a control device of a rolling mill lubrication system, including:
a first acquisition unit: the device is used for acquiring the working state of the rolling mill, and acquiring the working state of the backup roll lubricating pump under the condition that the rolling mill is in a continuous rolling working state;
a second acquisition unit: the backup roll lubricating pump is used for acquiring the working state of the backup roll lubricating pump under the condition that the working state of the backup roll lubricating pump is a fault;
an execution unit: and the backup roll lubrication pump is used for lubricating the backup roll under the condition that the working state of the backup roll lubrication pump is normal.
According to a third aspect of embodiments of the present application, there is provided an electronic device, including:
memory, processor and computer program stored in the memory and operable on the processor, characterized in that the processor is configured to implement the steps of the method for controlling a rolling mill lubrication system according to any of the above-mentioned embodiments when executing the computer program stored in the memory.
According to a third aspect of embodiments of the present application, there is provided a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements a control method of a rolling mill lubrication system as set forth in any one of the above-mentioned claims.
Compared with the prior art, the invention at least comprises the following beneficial effects: according to the scheme, the working state of the rolling mill is obtained, the working state of the backup roll lubricating pump is obtained under the condition that the rolling mill is in the continuous rolling working state, the working state of the standby backup roll lubricating pump is obtained under the condition that the working state of the backup roll lubricating pump is in a fault, and the backup roll is lubricated through the standby backup roll lubricating pump under the condition that the working state of the standby backup roll lubricating pump is in a normal state. Under the condition that the backup roll lubricating pump stops running due to faults, the backup roll lubricating pump can be switched to continuously keep lubricating, the rolling mill is prevented from stopping, the quality of finished products of strip steel is guaranteed, the processing efficiency is improved, and the cost is saved.
Other advantages, objects, and features of the control method of a rolling mill lubrication system and related apparatus of the present invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the specification. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic flowchart of a control method of a rolling mill lubrication system according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a control device of a rolling mill lubrication system according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of an electronic device according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a computer-readable storage medium according to an embodiment of the present application.
Detailed Description
In order to better understand the technical solutions of the embodiments of the present application, the following detailed descriptions are provided with accompanying drawings and specific embodiments, and it should be understood that the specific features in the embodiments and examples of the present application are detailed descriptions of the technical solutions of the embodiments of the present application, but not limitations of the technical solutions of the present application, and the technical features in the embodiments and examples of the present application may be combined with each other without conflict.
In some examples, as shown in fig. 1, according to a first aspect of embodiments of the present application, there is provided a control method of a rolling mill lubrication system, including:
step 101: and acquiring the working state of the rolling mill, and acquiring the working state of the backup roll lubricating pump under the condition that the rolling mill is in a continuous rolling working state. It can be understood that whether the rolling mill operates normally and in which operation mode can be judged by detecting the speed of the rolling mill, and when the rolling mill operates normally and is in a continuous rolling operation state and the speed is not 0, the working state of the backup roll lubricating pump is obtained.
Step 102: the method comprises the steps of obtaining the working state of a standby backup roll lubricating pump under the condition that the working state of the backup roll lubricating pump is in a fault, wherein the working state of the standby backup roll lubricating pump can be understood as that when the backup roll lubricating pump is judged to be in an abnormal working state, if power failure occurs, and the viscosity and the temperature of lubricating oil are abnormal, the backup roll lubricating pump is indicated to have a fault, if the backup roll lubricating pump is continuously used, a rolling mill stops, at the moment, the standby backup roll lubricating pump is operated in a trial mode to obtain whether the working state of the standby backup roll lubricating pump is normal or not, and preparation is made for replacing the standby backup roll lubricating pump to lubricate the rolling mill.
Step 103: and lubricating the supporting roller by the standby supporting roller lubricating pump under the condition that the working state of the standby supporting roller lubricating pump is normal. It can be understood that after the standby backup roll lubricating pump is determined to be capable of normally operating, the backup roll lubricating pump is stopped, the standby backup roll lubricating pump is started, the lubricating can be continuously carried out, the failed backup roll lubricating pump can be dismounted, the failure reason is checked for maintenance, the rolling mill is prevented from stopping, strip steel is continuously rolled, the working efficiency is improved, and the cost is saved.
In some examples, the control method of the rolling mill lubrication system further includes: and under the condition that the working state of the standby backup roll lubricating pump is in a fault state, keeping the rolling mill in a non-stop working state until the flying shear finishes shearing.
It can be understood that when the backup roll lubrication pump is determined to be in a fault state and the backup roll lubrication pump is detected to be also in the fault state, it is indicated that the current situation cannot be continuously lubricated, in order to avoid the situation that the strip is broken when the rolling mill stops, the rolling mill is lubricated by the residual lubricating oil of the backup roll lubrication pump and is continuously cut by the flying shears, after the strip mandrel is curled, the rolling mill is controlled to stop, and the backup roll lubrication pump are overhauled, so that the quality of the strip steel is ensured as much as possible.
In some examples, the control method of the rolling mill lubrication system further includes: acquiring the working state of a gear lubricating pump; under the condition that the working state of the gear lubrication pump is in fault, the working state of a standby gear lubrication pump is obtained; and when the working state of the spare gear lubricating pump is normal, lubricating the gear by the spare gear lubricating pump.
It can be understood that the lubricating system of the rolling mill further comprises a gear lubricating pump, the gear of the rolling mill is lubricated by the gear lubricating pump, when the rolling mill is determined to be in a continuous rolling operation state and the speed is not 0, the working state of the gear lubricating pump is obtained, when the gear lubricating pump is judged to be in an abnormal working state, if power failure occurs and the lubricating oil viscosity and temperature are abnormal, it is indicated that the gear lubricating pump has a fault, if the rolling mill stops due to continuous use, at the moment, the standby gear lubricating pump is tried to run to obtain whether the working state of the standby gear lubricating pump is normal or not, and preparation is made for replacing the standby gear lubricating pump to lubricate the rolling mill. After the standby gear lubricating pump is determined to be capable of normally operating, the gear lubricating pump is stopped, the standby gear lubricating pump is started, lubricating can be continuously carried out, the gear lubricating pump with faults can be dismantled, the reasons of the faults are checked for maintenance, the rolling mill is guaranteed not to stop, strip steel is continuously rolled, the working efficiency is improved, and the cost is saved.
In some examples, the control method of the rolling mill lubrication system further includes: the method comprises the steps of obtaining the current working temperature of the backup roll lubricating pump, starting a first heater to heat the backup roll lubricating pump under the condition that the current working temperature of the backup roll lubricating pump is lower than a first preset temperature, and closing the first heater and starting a first temperature control proportional valve to exchange heat through refrigerating water under the condition that the current working temperature of the backup roll lubricating pump is higher than a second preset temperature; the first predetermined temperature is lower than the second predetermined temperature.
It can be understood that, in the cold environment of winter weather, the temperature of the lubricating oil can be greatly reduced, at this time, the viscosity of the lubricating oil is increased, the load of the back-up roll lubricating pump is increased, which causes the power failure of the back-up roll lubricating pump, the rolling mill stops due to the lubricating failure, in order to avoid the above situation, the first heater is adopted to heat the back-up roll lubricating pump, so that the viscosity of the lubricating oil is maintained in the applicable range, the working temperature of the back-up roll lubricating pump is detected in real time by the temperature sensor, when the current working temperature of the back-up roll lubricating pump is lower than the first preset temperature, the working environment temperature of the back-up roll lubricating pump is lower, the lubricating oil viscosity is easy to increase, the lubricating effect is reduced, the heating is required by the first heater, when the current working temperature of the back-up roll lubricating pump is higher than the second preset temperature, the lubricating oil temperature of the back-up roll lubricating pump is too high, the temperature needs to be reduced so as to avoid overhigh temperature and poor lubricating effect, the aging condition of the lubricating oil is accelerated, the first heater is closed, and the first temperature control proportional valve is started to exchange heat through refrigerating water so as to reduce the temperature of the lubricating oil. It is understood that the first preset temperature is lower than the second preset temperature.
In some examples, the control method of the rolling mill lubrication system further includes: acquiring the current working temperature of the backup roll lubricating pump, and starting a first alarm to give an alarm and reduce the bypass flow of the backup roll lubricating pump under the condition that the current working temperature of the backup roll lubricating pump is lower than a third preset temperature; the third predetermined temperature is lower than the first predetermined temperature.
It can be understood that, the third preset temperature is less than first preset temperature, through the operating temperature of temperature sensor real-time detection backing roll lubricant pump, when the current operating temperature of backing roll lubricant pump is less than the third preset temperature, explain the unable normal heating of first heater, the operational environment temperature that leads to lubricating oil is crossed lowly, the viscosity increase of lubricating oil, the lubrication effect obviously descends, cause the rolling mill wearing and tearing easily, start first alarm this moment and send out the police dispatch newspaper, remind the staff to know the condition fast, and make the answer, simultaneously, reduce the bypass flow of backing roll lubricant pump, avoid further causing wearing and tearing.
In some examples, the method of controlling a rolling mill lubrication system described above further includes: acquiring the current working temperature of the gear lubrication pump, starting a second heater to heat the gear lubrication pump under the condition that the current working temperature of the gear lubrication pump is lower than a fourth preset temperature, and closing the second heater and starting a second temperature control proportional valve to exchange heat through refrigeration water under the condition that the current working temperature of the gear lubrication pump is higher than a fifth preset temperature; the fourth predetermined temperature is lower than the fifth predetermined temperature.
It can be understood that, adopt the second heater to heat gear lubrication pump, so that the viscosity of lubricating oil maintains in application scope, through temperature sensor real-time detection gear lubrication pump's operating temperature, when gear lubrication pump's current operating temperature is less than the fourth and predetermines when the temperature, it is lower to explain gear lubrication pump's operational environment temperature, lubricating oil viscosity increases appears easily, the condition that the lubrication effect reduces, need heat through the second heater, when gear lubrication pump's current operating temperature is higher than the fifth and predetermine when the temperature, it is too high to explain gear lubrication pump's lubricating oil temperature, need cool down, so that avoid the high temperature, the lubrication effect variation, accelerate the ageing condition of lubricating oil to take place, close first heater, and start the heat transfer of second control by temperature change proportional valve through the refrigeration water, in order to reduce lubricating oil temperature. It will be appreciated that the fourth predetermined temperature is lower than the fifth predetermined temperature.
In some examples, the method of controlling a rolling mill lubrication system described above further includes: acquiring the current working temperature of the gear lubrication pump, and starting a second alarm to give an alarm and reduce the bypass flow of the gear lubrication pump under the condition that the current working temperature of the gear lubrication pump is lower than a sixth preset temperature; the sixth predetermined temperature is lower than the fourth predetermined temperature.
It can be understood that, the sixth preset temperature is less than the fourth preset temperature, through the operating temperature of temperature sensor real-time detection gear lubricating pump, when the current operating temperature of gear lubricating pump is less than the third preset temperature, explain the unable normal heating of first heater, the operational environment temperature that leads to lubricating oil is low excessively, the viscosity increase of lubricating oil, the lubrication effect obviously descends, cause the rolling mill wearing and tearing easily, start first alarm this moment and send out the police dispatch newspaper, remind the staff to know the condition fast, and make the answer, simultaneously, reduce the bypass flow of gear lubricating pump, avoid further causing wearing and tearing.
In some examples, as shown in fig. 2, according to a second aspect of embodiments of the present application, there is provided a control device of a rolling mill lubrication system, including:
the first acquisition unit 21: the device can be used for acquiring the working state of the rolling mill, and acquiring the working state of the backup roll lubricating pump under the condition that the rolling mill is in the continuous rolling working state;
the second acquisition unit 22: the backup roll lubrication pump can be used for acquiring the working state of the backup roll lubrication pump under the condition that the working state of the backup roll lubrication pump is a fault;
the execution unit 23: the backup roll lubrication pump can be used for lubricating the backup roll by the backup roll lubrication pump when the working state of the backup roll lubrication pump is normal.
In some examples, as shown in fig. 3, according to a third aspect of embodiments of the present application, there is provided an electronic device 500, comprising: a memory 501, a processor 502 and a computer program stored in the memory 500 and operable on the processor 502, wherein the processor 502 is configured to implement the steps of the method for controlling a rolling mill lubrication system according to any one of the above-mentioned embodiments when the processor 502 is configured to execute the computer program stored in the memory 501.
In some examples, the electronic device 500 may also include a user interface, a network interface, a camera, Radio Frequency (RF) circuitry, sensors, audio circuitry, a WI-FI module, and so forth. The user interface may include a Display screen (Display), an input unit such as a keypad (Keyboard), etc., and the optional user interface may also include a USB interface, a card reader interface, etc. The network interface may optionally include a standard wired interface, a wireless interface (e.g., WI-FI interface), etc.
In an exemplary embodiment, the electronic device 500 may further include an input/output interface and a display device, wherein the functional units may communicate with each other through a bus. The memory stores computer programs, and the processor is used for executing the programs stored in the memory and executing the method in the embodiment.
The storage medium may further include an operating system and a network communication module. The operating system is a program that manages the physical device hardware and software resources of the above-described method, supporting the execution of information processing programs and other software and/or programs. The network communication module is used for realizing communication among components in the storage medium and communication with other hardware and software in the information processing entity device.
Through the above description of the embodiments, those skilled in the art will clearly understand that the present application can be implemented by software plus a necessary general hardware platform, and can also be implemented by hardware.
In some examples, as shown in fig. 4, according to a fourth aspect of the embodiment of the present application, a computer-readable storage medium 401 is provided, where the computer-readable storage medium 401 stores a computer program 402, and the method for controlling a rolling mill lubrication system according to any one of the above-mentioned technical solutions is implemented.
The computer-readable storage medium 401 provided by the embodiment of the application is through obtaining the operating condition of rolling mill the rolling mill is in the continuous rolling operating condition under, obtains the operating condition of backing roll lubrication pump, through being in under the operating condition of backing roll lubrication pump is the circumstances of trouble, obtains the operating condition of reserve backing roll lubrication pump, through being in under the operating condition of reserve backing roll lubrication pump is normal, through reserve backing roll lubrication pump is right the backing roll is lubricated. Under the condition that the backup roll lubricating pump stops running due to faults, the backup roll lubricating pump can be switched to continuously keep lubricating, the rolling mill is prevented from stopping, the quality of finished products of strip steel is guaranteed, the processing efficiency is improved, and the cost is saved.
Based on such understanding, the technical solution of the present application may be embodied in the form of a software product, which may be stored in a non-volatile storage medium (which may be a CD-ROM, a usb disk, a removable hard disk, etc.), and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method according to the implementation scenarios of the present application.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to 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 method of controlling a rolling mill lubrication system, comprising:
acquiring the working state of the rolling mill, and acquiring the working state of a backup roll lubricating pump under the condition that the rolling mill is in a continuous rolling working state;
acquiring the working state of a standby backup roll lubricating pump under the condition that the working state of the backup roll lubricating pump is a fault;
and lubricating the supporting roller by the standby supporting roller lubricating pump under the condition that the working state of the standby supporting roller lubricating pump is normal.
2. The control method of a rolling mill lubrication system according to claim 1, further comprising:
and under the condition that the working state of the standby support roller lubricating pump is in a fault state, keeping the rolling mill in a non-stop working state until the flying shear finishes shearing.
3. The control method of a rolling mill lubrication system according to claim 1, further comprising:
acquiring the working state of a gear lubricating pump;
acquiring the working state of a standby gear lubricating pump under the condition that the working state of the gear lubricating pump is in fault;
and lubricating the gear by the spare gear lubricating pump under the condition that the working state of the spare gear lubricating pump is normal.
4. The control method of a rolling mill lubrication system according to claim 1, further comprising:
the method comprises the steps of obtaining the current working temperature of a backup roll lubricating pump, starting a first heater to heat the backup roll lubricating pump under the condition that the current working temperature of the backup roll lubricating pump is lower than a first preset temperature, and closing the first heater and starting a first temperature control proportional valve to exchange heat through refrigeration water under the condition that the current working temperature of the backup roll lubricating pump is higher than a second preset temperature;
the first preset temperature is lower than the second preset temperature.
5. The control method of a rolling mill lubrication system according to claim 4, further comprising:
the current working temperature of the backup roll lubricating pump is obtained, and under the condition that the current working temperature of the backup roll lubricating pump is lower than a third preset temperature, a first alarm is started to give an alarm and reduce the bypass flow of the backup roll lubricating pump;
the third preset temperature is lower than the first preset temperature.
6. The control method of a rolling mill lubrication system according to claim 3, further comprising:
the current working temperature of the gear lubrication pump is obtained, a second heater is started to heat the gear lubrication pump under the condition that the current working temperature of the gear lubrication pump is lower than a fourth preset temperature, and the second heater is closed and a second temperature control proportional valve is started to exchange heat through refrigerating water under the condition that the current working temperature of the gear lubrication pump is higher than a fifth preset temperature;
the fourth preset temperature is lower than the fifth preset temperature.
7. The control method of a rolling mill lubrication system according to claim 6, further comprising:
acquiring the current working temperature of the gear lubrication pump, and starting a second alarm to give an alarm and reduce the bypass flow of the gear lubrication pump under the condition that the current working temperature of the gear lubrication pump is lower than a sixth preset temperature;
the sixth preset temperature is lower than the fourth preset temperature.
8. A control device for a rolling mill lubrication system, comprising:
a first acquisition unit: the device is used for acquiring the working state of the rolling mill, and acquiring the working state of the backup roll lubricating pump under the condition that the rolling mill is in a continuous rolling working state;
a second acquisition unit: the backup roll lubricating pump is used for acquiring the working state of the backup roll lubricating pump under the condition that the working state of the backup roll lubricating pump is a fault;
an execution unit: and the backup roll lubrication pump is used for lubricating the backup roll under the condition that the working state of the backup roll lubrication pump is normal.
9. An electronic device, comprising: memory, a processor and a computer program stored in the memory and executable on the processor, characterized in that the processor is adapted to carry out the steps of a method of controlling a rolling mill lubrication system according to any one of claims 1 to 7 when executing the computer program stored in the memory.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out a method of controlling a rolling mill lubrication system according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210567498.4A CN114985472A (en) | 2022-05-23 | 2022-05-23 | Control method of rolling mill lubricating system and related equipment |
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