CN108548081B - Centralized lubrication automatic control system and lubrication method thereof - Google Patents
Centralized lubrication automatic control system and lubrication method thereof Download PDFInfo
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- CN108548081B CN108548081B CN201810701391.8A CN201810701391A CN108548081B CN 108548081 B CN108548081 B CN 108548081B CN 201810701391 A CN201810701391 A CN 201810701391A CN 108548081 B CN108548081 B CN 108548081B
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- centralized lubrication
- lubrication
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- end pressure
- centralized
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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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- 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
- F16N23/00—Special adaptations of check valves
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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
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
- F16N29/04—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems enabling a warning to be given; enabling moving parts to be stopped
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a centralized lubrication automatic control system and a lubrication method thereof, belonging to the technical field of lubrication control, and comprising a controller, a display, an engine ECU, a manual/test rocker switch, a front-end pressure sensor, a tail-end pressure sensor and a centralized lubrication device, wherein the centralized lubrication device comprises an electric pump, an electromagnetic valve and a tank body; the controller is respectively connected with the engine ECU, the display, the manual/test rocker switch, the front end pressure sensor and the tail end pressure sensor, and is also connected with the centralized lubrication device through the centralized lubrication relay. The centralized lubrication automatic control system provided by the invention can automatically lubricate according to the running time of the engine, automatically close the lubrication system when the set end pressure is reached, detect the whole running process, give a fault alarm and stop the lubrication function when the system is abnormal.
Description
Technical Field
The invention relates to a centralized lubrication automatic control system and a lubrication method thereof, belonging to the technical field of lubrication control.
Background
The large-scale engineering machinery makes the lubrication points of the whole vehicle more and more, and also higher, and the manual lubrication workload is too big, and is inefficiency, also very easy to appear omitting, and high lubrication still has certain danger, therefore, configuration centralized lubrication device is very necessary, and consequently centralized lubrication device's control system has been produced.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a centralized lubrication automatic control system which can greatly reduce labor intensity and improve lubrication efficiency.
The invention also provides a lubrication method adopting the centralized lubrication automatic control system.
In order to achieve the above purpose, the invention adopts a centralized lubrication automatic control system, which comprises a controller, a display, an engine ECU, a manual/test rocker switch, a front-end pressure sensor, a tail-end pressure sensor and a centralized lubrication device, wherein the centralized lubrication device comprises an electric pump, an electromagnetic valve and a tank body;
the controller is respectively connected with the engine ECU, the display, the manual/test rocker switch, the front end pressure sensor and the tail end pressure sensor, and is also connected with the centralized lubrication device through the centralized lubrication relay;
the controller is used for data storage processing and logic control, and starts an electric pump and an electromagnetic valve in the centralized lubrication device according to the working time of the engine ECU or signals of a manual/test rocker switch, and the controller also carries out running time timing and real-time detection on signals of front-end and tail-end pressure sensors to carry out logic judgment so as to determine whether to close the electric pump and the electromagnetic valve in the centralized lubrication device or alarm or not, and meanwhile, uploads information of the sensors and alarm information to a display;
the display is used for displaying information of the front-end pressure sensor and the tail-end pressure sensor and alarm information in real time, setting pressure alarm points and the upper limit of running time, and sending setting data to the controller;
the engine ECU is used for reading the number of engine hours as the time basis of automatic lubrication;
the front end pressure sensor and the tail end pressure sensor are used for detecting pressure signals in real time;
the manual/test rocker switch is used for forcing the system to lubricate in the system debugging and testing stage;
the centralized lubrication relay supplies power for the centralized lubrication device.
As an improvement, the controller, the engine ECU and the display exchange data through the CAN bus, and the three are located in the same bus network.
As an improvement, the front-end pressure sensor and the rear-end pressure sensor are respectively electronic pressure sensors.
As an improvement, the manual/test rocker switch employs a 2-position self-resetting switch.
As an improvement, the centralized lubrication relay simultaneously supplies power for the electric pump and the electromagnetic valve.
In addition, the invention also provides a lubrication method adopting the centralized lubrication automatic control system, which comprises the following steps:
firstly, setting parameters through a display, issuing the parameters to a controller as a basis for logic operation of the controller, reading the hours of an engine ECU through a CAN bus by the controller, and driving a centralized lubrication relay at regular time according to set interval time so as to control a centralized lubrication device to perform automatic lubrication;
when the pressure measured by the terminal pressure sensor reaches the system set terminal pressure, the controller cuts off the power supply of the centralized lubrication device through the centralized lubrication relay, and the lubrication is stopped.
As an improvement, the parameters set by the display include front end pressure, running time, interval time.
As an improvement, in the whole lubrication process, the controller detects the pressure of the front-end pressure sensor in real time and accumulates single operation time, when any one of the pressure sensor and the pressure sensor exceeds a system set value, the controller cuts off power supply of the centralized lubrication device through the centralized lubrication relay, stops lubrication, and uploads corresponding fault information to the display to carry out fault alarm.
As an improvement, manual/test rocker switches are used, enabling manual forced lubrication.
Compared with the prior art, the invention has the beneficial effects that:
1) The centralized lubrication automatic control system provided by the invention can automatically lubricate according to the running time of the engine, automatically close the lubrication system when the set tail end pressure is reached, detect the whole running process, give an alarm when the system is abnormal (the front end pressure is too high and the running time exceeds the set maximum running time upper limit), stop the lubrication function and prevent the system from damaging the electric pump due to the too high pressure or preventing the system from leaking to cause unnecessary waste of lubricating oil.
2) The front end pressure, the tail end pressure alarm point and the highest running time of the system are not invariable, and a user can set according to actual requirements (the number of lubrication branch pipelines), so that the application range is wide.
3) The system can greatly reduce the labor intensity of manually lubricating oil, improve the lubricating efficiency and reduce the risk of manual lubrication at high positions. Meanwhile, the system has a manual/test function, and can manually perform forced lubrication or perform functional test.
Drawings
FIG. 1 is a schematic diagram of a system of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a schematic flow chart of the present invention;
in the figure: 1. the device comprises a controller, 2, a display, 3, an engine ECU,4, a manual/test rocker switch, 5, a front end pressure sensor, 6, a tail end pressure sensor, 7, a centralized lubrication relay, 8, a centralized lubrication device, 81, an electric pump, 82 and an electromagnetic valve.
Detailed Description
The present invention will be described in further detail below in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in this description of the invention are for the purpose of describing particular embodiments only and are not intended to be limiting of the invention.
As shown in fig. 1 and 2, the centralized lubrication automatic control system comprises a controller 1, a display 2, an engine ECU 3, a manual/test rocker switch 4, a front-end pressure sensor 5, a rear-end pressure sensor 6 and a centralized lubrication device 8, wherein the centralized lubrication device 8 comprises an electric pump 81, an electromagnetic valve 82 and a tank body;
the controller 1 is respectively connected with an engine ECU 3, a display 2, a manual/test rocker switch 4, a front end pressure sensor 5 and a tail end pressure sensor 6, and the controller 1 is also connected with a centralized lubrication device 8 through a centralized lubrication relay 7;
the controller 1 is used for data storage processing and logic control, the controller 1 starts the electric pump 81 and the electromagnetic valve 82 in the centralized lubrication device 8 according to the working time of the engine ECU 3 or the signals of the manual/test rocker switch 4, the controller 1 also carries out running time timing and real-time detection on the signals of the front end pressure sensor and the tail end pressure sensor, carries out logic judgment, further determines whether to close the electric pump 81 and the electromagnetic valve 82 in the centralized lubrication device 8 or carry out alarm, and simultaneously uploads the information of the sensors and alarm information to the display 2;
the display 2 is used for displaying information of front-end pressure sensors and tail-end pressure sensors and alarm information in real time, setting pressure alarm points and upper limit of running time, and transmitting setting data to the controller 1;
the engine ECU 3 is used for reading the number of engine hours as the time basis of automatic lubrication;
the front end pressure sensor and the tail end pressure sensor are used for detecting pressure signals in real time;
the manual/test rocker switch 4 is used for forcing the system to lubricate in the system debugging test stage;
the centralized lubrication relay 7 supplies power for the centralized lubrication device 8.
Wherein, the model of the adopted controller 1 is T5040; the model of the display 2 is ICP6600-070HC; the model of the front-end pressure sensor is 072025230B 010; the model number of the tip pressure sensor 6 is 072025230b 010.
As an improvement of the embodiment, the controller 1, the engine ECU 3 and the display 2 exchange data through a CAN bus, and the three are located in the same bus network.
As an improvement of the embodiment, the front-end pressure sensor 5 and the rear-end pressure sensor 6 are respectively electronic pressure sensors.
As an improvement of the embodiment, the manual/test rocker switch 4 adopts a 2-gear self-resetting switch.
As an improvement of the embodiment, the centralized lubrication relay 7 supplies power to the electric pump 81 and the electromagnetic valve 82 at the same time.
The lubrication method adopting the centralized lubrication automatic control system, as shown in fig. 3, comprises the following steps:
firstly, setting parameters through a display 2, issuing the parameters to a controller 1 as a basis for logic operation of the controller 1, reading the number of hours of an engine ECU 3 through a CAN bus by the controller 1, and driving a centralized lubrication relay 7 at fixed time according to set interval time so as to control a centralized lubrication device 8 to perform automatic lubrication;
when the pressure measured by the terminal pressure sensor 6 reaches the system set terminal pressure, the controller 1 cuts off the power supply of the centralized lubrication device 8 through the centralized lubrication relay 7, and stops lubrication.
The parameters set by the display 2 include front end pressure, running time and interval time.
In the whole lubrication process, the controller 1 detects the pressure of the front-end pressure sensor 5 in real time, accumulates single operation time, cuts off the power supply of the centralized lubrication device 8 through the centralized lubrication relay 7 when any one of the two exceeds a system set value, stops lubrication, and uploads corresponding fault information to the display 2 to carry out fault alarm.
In addition, manual forced lubrication can be achieved using manual/test rocker switch 4. The switch is mainly used in a system debugging test stage.
The centralized lubrication automatic control system provided by the invention can automatically lubricate according to the running time of the engine, automatically close the lubrication system when the set tail end pressure is reached, detect the whole running process, give an alarm when the system is abnormal (the front end pressure is too high and the running time exceeds the set maximum running time upper limit), stop the lubrication function and prevent the system from damaging the electric pump due to the too high pressure or preventing the system from leaking to cause unnecessary waste of lubricating oil.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.
Claims (8)
1. The centralized lubrication automatic control system is characterized by comprising a controller (1), a display (2), an engine ECU (3), a manual/test rocker switch (4), a front-end pressure sensor (5), a tail-end pressure sensor (6) and a centralized lubrication device (8), wherein the centralized lubrication device (8) comprises an electric pump (81), an electromagnetic valve (82) and a tank body;
the controller (1) is respectively connected with an engine ECU (3), a display (2), a manual/test rocker switch (4), a front-end pressure sensor (5) and a tail-end pressure sensor (6), and the controller (1) is also connected with a centralized lubrication device (8) through a centralized lubrication relay (7);
the controller (1) is used for data storage processing and logic control, the controller (1) starts an electric pump (81) and an electromagnetic valve (82) in the centralized lubrication device (8) according to the working time of the engine ECU (3) or signals of the manual/test rocker switch (4), the controller (1) also carries out running time timing and real-time detection on signals of front-end pressure sensors (5) and tail-end pressure sensors (6) to carry out logic judgment, and then whether the electric pump (81) and the electromagnetic valve (82) in the centralized lubrication device (8) are closed or alarm is carried out is determined, and meanwhile, information and alarm information of the sensors are uploaded to the display (2);
the display (2) is used for displaying information of front-end pressure sensors (5) and tail-end pressure sensors (6) and alarm information in real time, setting pressure alarm points and upper limit of running time, and transmitting setting data to the controller (1);
the engine ECU (3) is used for reading the number of engine hours as the time basis of automatic lubrication;
the front-end pressure sensors (5, 6) and the tail-end pressure sensors are used for detecting pressure signals in real time;
the manual/test rocker switch (4) is used for forcing the system to lubricate in the system debugging test stage;
the centralized lubrication relay (7) supplies power for the centralized lubrication device (8);
the lubricating method of the centralized lubrication automatic control system comprises the following steps:
firstly, setting various parameters through a display (2), issuing the parameters to a controller (1) as a basis for logic operation of the controller (1), reading the number of hours of an engine ECU (3) through a CAN bus by the controller (1), and driving a centralized lubrication relay (7) at fixed time according to set interval time so as to control a centralized lubrication device (8) to perform automatic lubrication;
when the pressure measured by the terminal pressure sensor (6) reaches the system set terminal pressure, the controller (1) cuts off the power supply of the centralized lubrication device (8) through the centralized lubrication relay (7) to stop lubrication.
2. The centralized lubrication automatic control system according to claim 1, wherein the controller (1), the engine ECU (3) and the display (2) exchange data via a CAN bus, and the three are located in the same bus network.
3. The automatic centralized lubrication control system according to claim 1, wherein the front-end pressure sensor (5) and the rear-end pressure sensor (6) are respectively electronic pressure sensors.
4. The centralized lubrication automatic control system according to claim 1, wherein the manual/test rocker switch (4) is a 2-speed self-resetting switch.
5. A centralized lubrication automatic control system according to claim 1, characterized in that the centralized lubrication relay (7) simultaneously powers the electric pump (81), the solenoid valve (82).
6. A centralized lubrication automatic control system as claimed in claim 1, characterized in that the parameters set by means of the display (2) comprise front-end pressure, running time, interval time.
7. The automatic centralized lubrication control system according to claim 1, wherein the controller (1) detects the pressure of the front-end pressure sensor (5) in real time and accumulates a single operation time in the whole lubrication process, and when any one of the two exceeds a system set value, the controller (1) cuts off the power supply of the centralized lubrication device (8) through the centralized lubrication relay (7), stops lubrication, and uploads corresponding fault information to the display (2) for fault alarm.
8. A centralized lubrication automatic control system according to claim 1, characterized in that manual forced lubrication is enabled using a manual/test rocker switch (4).
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| CN201810701391.8A CN108548081B (en) | 2018-06-29 | 2018-06-29 | Centralized lubrication automatic control system and lubrication method thereof |
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| CN201810701391.8A CN108548081B (en) | 2018-06-29 | 2018-06-29 | Centralized lubrication automatic control system and lubrication method thereof |
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| CN108548081B true CN108548081B (en) | 2023-08-04 |
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| CN110090995B (en) * | 2019-06-05 | 2020-06-09 | 四川大学 | Lubricating device and lubricating method for shearing edge of edge-cutting circle shear |
| CN110439047B (en) * | 2019-08-07 | 2022-04-12 | 徐州徐工筑路机械有限公司 | Lubricating system and land leveler |
| CN111336394A (en) * | 2020-03-16 | 2020-06-26 | 三一重机有限公司 | Lubricating system and excavator |
| CN113586929A (en) * | 2021-09-07 | 2021-11-02 | 三角轮胎股份有限公司 | Method for automatically carrying out secondary lubrication in tire dynamic balance detection |
| CN113917909B (en) * | 2021-10-22 | 2024-05-10 | 徐州徐工挖掘机械有限公司 | Centralized lubrication system, control method and device suitable for excavator and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1039631C (en) * | 1993-08-28 | 1998-09-02 | 冶金工业部钢铁研究总院 | Lubricating system of hot-rolling process |
| CN200946747Y (en) * | 2006-07-31 | 2007-09-12 | 徐州重型机械有限公司 | Engineering machinery integral lubrication system automatic control device |
| CN101196176B (en) * | 2007-12-26 | 2010-09-29 | 二重集团（德阳）重型装备股份有限公司 | Low temperature wind-driven generator speed increasing engine oil lubrication system |
| CN202048339U (en) * | 2011-04-21 | 2011-11-23 | 宝山钢铁股份有限公司 | Automatic lubricating pressure control device |
| CN203431460U (en) * | 2013-08-26 | 2014-02-12 | 中国广核集团有限公司 | Nuclear power plant electric main feed pump system, electric lubrication pump and control circuit of electric lubrication pump |
| CN206206984U (en) * | 2016-11-25 | 2017-05-31 | 中国神华能源股份有限公司 | A kind of automatic lubricating system failure detector |
| CN208687336U (en) * | 2018-06-29 | 2019-04-02 | 徐州徐工筑路机械有限公司 | A kind of engineering machinery lubricating system |
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