CN108020406B - Veneer reeling machine health status monitoring and early warning equipment - Google Patents
Veneer reeling machine health status monitoring and early warning equipment Download PDFInfo
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- CN108020406B CN108020406B CN201711165941.0A CN201711165941A CN108020406B CN 108020406 B CN108020406 B CN 108020406B CN 201711165941 A CN201711165941 A CN 201711165941A CN 108020406 B CN108020406 B CN 108020406B
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Abstract
The invention discloses a plate rolling machine health state monitoring and early warning device, which belongs to the technical field of mechanical engineering and comprises a plate rolling machine health monitoring system, a shutdown state evaluation system, a start-up state evaluation system, a key component fatigue analysis system and an early warning system, wherein a temperature detection unit, a displacement detection unit and an acceleration detection unit are arranged in the shutdown state evaluation system, a displacement detection unit, an acceleration detection unit and a rotating speed detection unit are arranged in the start-up state evaluation system, and a strain information detection unit is arranged in the key component fatigue analysis system. The invention can simultaneously acquire and monitor the strain information and the shutdown and start-up state information of the key component of the plate bending machine, can quickly and timely obtain the fatigue damage accumulated information of the key component of the plate bending machine and timely early warn abnormal information, has strong timeliness, can acquire and early warn the state information of the plate bending machine in the shutdown state, and can more comprehensively know the current performance of the plate bending machine and timely early warn.
Description
Technical Field
The invention relates to a mechanical health state monitoring and early warning device, in particular to a plate bending machine health state monitoring and early warning device, and belongs to the technical field of mechanical engineering.
Background
At present, in the aspects of mechanical failure and diagnosis, the failure diagnosis of the rotary machine is mature, but the common practice is that the rotary machine acquires information of the machine in a working state according to a tachometer, an accelerometer and a displacement meter which are installed on the machine during working to construct an alarm index, and when the acquired signal is abnormal, the system alarms.
Such a process has two disadvantages: one is the lack of reasonable life assessment information, which may lead to production accidents where certain critical components fail due to the expiration of life, especially fatigue life, but are not discovered in a timely manner; the second is the lack of utilization of information on the shutdown state, which may lose important information on the evaluation of the rotating machine state.
Disclosure of Invention
The invention mainly aims to provide a plate rolling machine health state monitoring and early warning device to solve the technical problems that the conventional plate rolling machine health monitoring system lacks a service life early warning function of key components of a plate rolling machine and lacks acquisition and utilization of shutdown state information.
The purpose of the invention can be achieved by adopting the following technical scheme:
a plate rolling machine health state monitoring and early warning device comprises a plate rolling machine health monitoring system, a shutdown state evaluation system, a start-up state evaluation system, a key component fatigue analysis system and an early warning system;
the plate rolling machine health monitoring system is preset with a health state early warning threshold value and is used for receiving the plate rolling machine health state information acquired by the shutdown state evaluation system, the start state evaluation system and the key component fatigue analysis system, monitoring and early warning the health state information and sending the early warning information to the early warning system;
the shutdown state evaluation system is electrically connected with the veneer reeling machine health monitoring system and is used for collecting the shutdown state information of the veneer reeling machine and sending the shutdown state information of the veneer reeling machine to the veneer reeling machine health monitoring system;
the start-up state evaluation system is electrically connected with the plate bending machine health monitoring system and is used for acquiring start-up state information of the plate bending machine and sending the start-up state information of the plate bending machine to the plate bending machine health monitoring system;
the key component fatigue analysis system is electrically connected with the veneer reeling machine health monitoring system and is used for acquiring the strain information of the key component of the veneer reeling machine and sending the strain information of the key component of the veneer reeling machine to the veneer reeling machine health monitoring system;
the early warning system is electrically connected with the plate rolling machine health monitoring system and used for receiving early warning information sent by the plate rolling machine health monitoring system and carrying out fault early warning according to the type of the early warning information.
Preferably, the health state information includes strain information, shutdown state information and start-up state information of key components of the plate bending machine.
In any one of the above aspects, it is preferable that the shutdown state evaluation system be provided with a temperature detection unit for detecting temperature, a displacement detection unit for detecting displacement and mode, and an acceleration detection unit for detecting acceleration and member deformation information.
In any of the above schemes, it is preferable that a normal state temperature, a mode, and a component deformation threshold are preset in the shutdown state evaluation system, and when the current temperature detected by the temperature detection unit, the current displacement mode information detected by the displacement detection unit, or the component deformation information detected by the acceleration detection unit exceeds the preset threshold, the early warning system sends out early warning information.
In any of the above aspects, it is preferable that a displacement detection unit for detecting displacement and mode, an acceleration detection unit for detecting acceleration and member deformation information, and a rotation speed detection unit for detecting rotation speed are provided in the start-up state evaluation system.
In any of the above schemes, preferably, a threshold of a rotation speed, a mode and a component deformation in a normal state is preset in the start-up state evaluation system, and when a current displacement mode detected by the displacement detection unit or current component deformation information detected by the acceleration detection unit or current rotation speed information detected by the rotation speed detection unit exceeds the preset threshold, the early warning system sends out early warning information.
In any one of the above aspects, preferably, a strain information detection unit for detecting strain information of the key member is provided in the key member fatigue analysis system.
In any of the above schemes, it is preferable that the critical component fatigue analysis system is internally preset with critical component strain information and damage information threshold in a normal state, and when the critical component detected by the strain information detection unit has excessive strain exceeding the strain information threshold or has damage information, the early warning system sends out early warning information.
The invention has the beneficial technical effects that: according to the monitoring and early warning device for the health state of the plate bending machine, the monitoring and early warning device for the health state of the plate bending machine can be used for simultaneously collecting and monitoring strain information, shutdown state and start-up state information of key components of the plate bending machine; fatigue damage accumulated information of key components of the plate bending machine can be quickly and timely obtained, abnormal information can be timely warned, and timeliness is high; the state information can be collected and early-warning can be carried out on the plate bending machine in the shutdown state, the current performance of the plate bending machine can be known more comprehensively, and early warning can be carried out in time.
Drawings
FIG. 1 is a schematic overall structure diagram of a preferred embodiment of a veneer reeling machine health monitoring and pre-warning apparatus according to the present invention;
FIG. 2 is a schematic workflow diagram of a preferred embodiment of a veneer reeling machine health monitoring and warning device according to the present invention, which may be the same as FIG. 1 or different from FIG. 1;
FIG. 3 is a schematic diagram of the work flow of the rolling machine in a shutdown state of the rolling machine according to a preferred embodiment of the monitoring and warning device for the health status of the rolling machine of the present invention, which may be the same as that in FIG. 1 or FIG. 2 or different from that in FIG. 1 or FIG. 2;
fig. 4 is a schematic diagram of a work flow of a rolling machine in a start-up state of the rolling machine according to a preferred embodiment of the rolling machine health status monitoring and warning apparatus of the present invention, which may be the same embodiment as fig. 1, 2 or 3, or a different embodiment from fig. 1, 2 or 3;
fig. 5 is a schematic workflow diagram of a fatigue damage warning operation for critical components according to a preferred embodiment of the rolling machine health status monitoring and warning apparatus of the present invention, which may be the same as that in fig. 1 or fig. 2 or fig. 3, or may be different from that in fig. 1 or fig. 2 or fig. 3.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, the monitoring and early warning device for the health state of a plate rolling machine provided in this embodiment includes a plate rolling machine health monitoring system, a shutdown state evaluation system, a start-up state evaluation system, a critical component fatigue analysis system, and an early warning system; the plate rolling machine health monitoring system is preset with a health state early warning threshold value and is used for receiving the plate rolling machine health state information acquired by the shutdown state evaluation system, the start state evaluation system and the key component fatigue analysis system, monitoring and early warning the health state information and sending the early warning information to the early warning system; the shutdown state evaluation system is electrically connected with the veneer reeling machine health monitoring system and is used for collecting the shutdown state information of the veneer reeling machine and sending the shutdown state information of the veneer reeling machine to the veneer reeling machine health monitoring system; the start-up state evaluation system is electrically connected with the plate bending machine health monitoring system and is used for acquiring start-up state information of the plate bending machine and sending the start-up state information of the plate bending machine to the plate bending machine health monitoring system; the key component fatigue analysis system is electrically connected with the veneer reeling machine health monitoring system and is used for acquiring the strain information of the key component of the veneer reeling machine and sending the strain information of the key component of the veneer reeling machine to the veneer reeling machine health monitoring system; the early warning system is electrically connected with the plate rolling machine health monitoring system and used for receiving early warning information sent by the plate rolling machine health monitoring system and carrying out fault early warning according to the type of the early warning information.
Further, in the present embodiment, as shown in fig. 3, the health status information includes strain information, shutdown status information, and start status information of the key components of the rolling machine; a temperature detection unit for temperature detection, a displacement detection unit for displacement and mode detection and an acceleration detection unit for acceleration and component deformation information detection are arranged in the shutdown state evaluation system; the shutdown state evaluation system is internally preset with normal state temperature, mode and component deformation threshold values, and when the current temperature detected by the temperature detection unit, the current displacement mode information detected by the displacement detection unit or the component deformation information detected by the acceleration detection unit exceeds the preset threshold values, the early warning system sends out early warning information.
Further, in this embodiment, as shown in fig. 4, a displacement detection unit for detecting displacement and mode, an acceleration detection unit for detecting acceleration and member deformation information, and a rotation speed detection unit for detecting rotation speed are provided in the start-up state evaluation system; the system comprises a start-up state evaluation system and an early warning system, wherein the start-up state evaluation system is internally preset with rotating speed, mode and component deformation threshold values in a normal state, and when the current displacement mode detected by a displacement detection unit, the current component deformation information detected by an acceleration detection unit or the current rotating speed information detected by a rotating speed detection unit exceeds the preset threshold values, the early warning system sends out early warning information.
Further, in this embodiment, as shown in fig. 5, a strain information detection unit for detecting strain information of a key component is disposed in the fatigue analysis system for a key component; the critical component fatigue analysis system is internally preset with critical component strain information and damage information threshold values in a normal state, and when the critical component detected by the strain information detection unit has excessive strain exceeding the strain information threshold value or has damage information, the early warning system sends out early warning information.
In summary, in this embodiment, according to the plate bending machine health status monitoring and early warning apparatus of this embodiment, the plate bending machine health status monitoring and early warning apparatus provided in this embodiment can simultaneously acquire and monitor strain information, shutdown state information and start-up state information of key components of the plate bending machine; fatigue damage accumulated information of key components of the plate bending machine can be quickly and timely obtained, abnormal information can be timely warned, and timeliness is high; the state information can be collected and early-warning can be carried out on the plate bending machine in the shutdown state, the current performance of the plate bending machine can be known more comprehensively, and early warning can be carried out in time.
The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.
Claims (6)
1. A plate rolling machine health state monitoring and early warning device comprises a plate rolling machine health monitoring system, a shutdown state evaluation system, a start-up state evaluation system, a key component fatigue analysis system and an early warning system; it is characterized in that the preparation method is characterized in that,
the plate rolling machine health monitoring system is preset with a health state early warning threshold value and is used for receiving the plate rolling machine health state information acquired by the shutdown state evaluation system, the start state evaluation system and the key component fatigue analysis system, monitoring and early warning the health state information and sending the early warning information to the early warning system;
the shutdown state evaluation system is electrically connected with the veneer reeling machine health monitoring system and is used for collecting the shutdown state information of the veneer reeling machine and sending the shutdown state information of the veneer reeling machine to the veneer reeling machine health monitoring system; a temperature detection unit for temperature detection, a displacement detection unit for displacement and mode detection and an acceleration detection unit for acceleration and component deformation information detection are arranged in the shutdown state evaluation system;
the start-up state evaluation system is electrically connected with the plate bending machine health monitoring system and is used for acquiring start-up state information of the plate bending machine and sending the start-up state information of the plate bending machine to the plate bending machine health monitoring system;
the key component fatigue analysis system is electrically connected with the veneer reeling machine health monitoring system and is used for acquiring the strain information of the key component of the veneer reeling machine and sending the strain information of the key component of the veneer reeling machine to the veneer reeling machine health monitoring system;
the early warning system is electrically connected with the veneer reeling machine health monitoring system and is used for receiving early warning information sent by the veneer reeling machine health monitoring system and carrying out fault early warning according to the type of the early warning information;
the health state information comprises strain information, shutdown state information and start-up state information of key components of the plate bending machine.
2. The apparatus as claimed in claim 1, wherein the shutdown state evaluation system has a preset normal state temperature, mode and member deformation threshold, and the pre-warning system sends out the pre-warning information when the current temperature detected by the temperature detection unit, the current displacement mode information detected by the displacement detection unit, or the member deformation information detected by the acceleration detection unit exceeds the preset threshold.
3. The apparatus as claimed in claim 1, wherein the start-up state evaluation system comprises a displacement detection unit for detecting displacement and mode, an acceleration detection unit for detecting acceleration and deformation information of components, and a rotation speed detection unit for detecting rotation speed.
4. The apparatus as claimed in claim 3, wherein threshold values of rotation speed, mode and component deformation under normal conditions are preset in the start-up state evaluation system, and when the current displacement mode detected by the displacement detection unit, the current component deformation information detected by the acceleration detection unit, or the current rotation speed information detected by the rotation speed detection unit exceeds the preset threshold value, the early warning system sends out early warning information.
5. The apparatus as claimed in claim 1, wherein the critical component fatigue analysis system is provided with a strain information detection unit for detecting the strain information of the critical component.
6. The device for monitoring and pre-warning the health state of the plate rolling machine according to claim 5, wherein a strain information and damage information threshold of the key member in a normal state are preset in the fatigue analysis system of the key member, and when the strain information detection unit detects that the key member has excessive strain exceeding the strain information threshold or has damage information, the pre-warning system sends out pre-warning information.
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| CN201711165941.0A CN108020406B (en) | 2017-11-21 | 2017-11-21 | Veneer reeling machine health status monitoring and early warning equipment |
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| CN108020406B true CN108020406B (en) | 2020-10-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201100882Y (en) * | 2007-07-05 | 2008-08-13 | 湖北鄂重重型机械有限公司 | Coiler remote diagnosis device |
| CN203223439U (en) * | 2012-12-31 | 2013-10-02 | 泰安华鲁锻压机床有限公司 | On-line real-time monitoring device for failure of hydraulic motor of large-sized plate bending roll |
| CN103970108A (en) * | 2014-05-23 | 2014-08-06 | 南通超力卷板机制造有限公司 | Veneer reeling machine internet of things control system |
| CN205362279U (en) * | 2015-12-03 | 2016-07-06 | 重庆互通管道技术设备有限公司 | Veneer reeling machine detection device |
| CN107061183A (en) * | 2017-01-17 | 2017-08-18 | 中山大学 | A kind of automation method for diagnosing faults of offshore wind farm unit |
| CN106950069A (en) * | 2017-02-08 | 2017-07-14 | 河南中烟工业有限责任公司 | A kind of mechanical Fault Monitoring of HV method and device of packaging facilities |
| CN106990357A (en) * | 2017-04-20 | 2017-07-28 | 哈尔滨理工大学 | Intelligent electric machine integrated form multi-parameter fusion Gernral Check-up and early warning system |
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