CN114035466B - Control system of duplex position magnetic sheet arrangement machine - Google Patents
Control system of duplex position magnetic sheet arrangement machine Download PDFInfo
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- CN114035466B CN114035466B CN202111308642.4A CN202111308642A CN114035466B CN 114035466 B CN114035466 B CN 114035466B CN 202111308642 A CN202111308642 A CN 202111308642A CN 114035466 B CN114035466 B CN 114035466B
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
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Abstract
The invention discloses a control system of a double-station magnetic sheet arranging machine, relates to the technical field of double-station magnetic sheet arranging machines, and solves the problems that the working efficiency of the double-station magnetic sheet arranging machine is influenced due to long-time continuous work, the remote monitoring is inconvenient, and early warning cannot be made in advance; the system comprises a loss analysis module, a controller, an operation monitoring module and a fault analysis module; the loss analysis module is used for analyzing loss coefficients according to the historical operating records of the double-station magnetic sheet arraying machine; in response to the received production analysis signal, the operation monitoring module is used for collecting and analyzing operation parameter data of the double-station magnetic sheet arraying machine according to a preset interval, judging whether the double-station magnetic sheet arraying machine operates normally or not and giving an early warning in time; the fault analysis module is used for evaluating fault coefficients of the fault parts to obtain corresponding part maintenance tables; maintenance personal of being convenient for detects spare part in proper order according to the spare part access list that corresponds, effectively improves maintenance efficiency.
Description
Technical Field
The invention relates to the technical field of double-station magnetic sheet arraying machines, in particular to a control system of a double-station magnetic sheet arraying machine.
Background
The double-station magnetic sheet arranging machine mainly comprises: the device comprises a feeding mechanism, a platform mechanism, a rubber belt slicing mechanism, a rubber belt feeding and receiving mechanism and an electrical system; after the magnetic sheets are sliced, the planar matrix arrangement is needed so as to be convenient for the treatment of automatic equipment in the subsequent process;
the existing double-station magnetic sheet arraying machine control system controls multiple groups of internal circuit elements and has the following defects: 1. the long-time continuous work causes the temperature to be higher, the heat is difficult to dissipate, the working efficiency is influenced, and the service life is shortened; 2. the intelligent control degree is low, can't realize remote control, and control and management are very inconvenient, and when duplex position magnetic sheet arrangement machine appeared unusually, the operation personnel can't in time accurately maintain, also can not make the early warning in advance, probably cause potential safety hazard and serious economic loss for the enterprise cause because power supply failure.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a control system of a double-station magnetic sheet arranging machine, which solves the problems that the working efficiency of the double-station magnetic sheet arranging machine is influenced due to long-time continuous work, the service life of the double-station magnetic sheet arranging machine is shortened, remote monitoring is inconvenient, and early warning cannot be given in advance.
In order to achieve the above object, an embodiment according to a first aspect of the present invention provides a control system of a double-station magnetic sheet arraying machine, including a loss analysis module, a controller, an operation monitoring module, a fault uploading module, and a fault analysis module;
the loss analysis module is used for analyzing a loss coefficient according to the historical running record of the double-station magnetic sheet arraying machine, and if the loss coefficient SH is larger than a preset coefficient threshold value, generating a loss signal;
the controller is used for generating a production analysis signal after receiving the loss signal; in response to the received production analysis signal, the operation monitoring module is used for acquiring and analyzing operation parameter data of the double-station magnetic sheet arraying machine according to a preset interval, and judging whether the double-station magnetic sheet arraying machine operates normally or not;
the fault uploading module is used for recording, reporting and uploading the fault condition of the double-station magnetic sheet arranging machine by a worker, and the fault analyzing module is used for matching the fault condition with the fault problem stored in the question bank by keywords to obtain a corresponding fault part; then, fault coefficient evaluation is carried out on the fault parts to obtain corresponding part maintenance tables;
the fault analysis module is used for fusing the fault condition of the double-station magnetic sheet arranging machine and the corresponding part maintenance table to form a maintenance instruction and sending the maintenance instruction to the maintenance management module; and the maintenance management module is used for receiving the maintenance instruction and distributing corresponding maintenance personnel for maintenance.
Further, the specific analysis steps of the loss analysis module are as follows:
s1: collecting historical operation records of the double-station magnetic sheet arranging machine; marking the running time of each running of the double-station magnetic sheet arraying machine as Ti, and calculating the time difference between the corresponding running finishing time and the next running starting time to obtain standby time DTi, wherein Ti corresponds to DTi one to one;
s2: setting a plurality of standby time length thresholds, wherein each standby time length threshold corresponds to a preset operation time length range, and marking the standby time length threshold corresponding to the operation time length Ti as Yr;
s3: counting the number of times that DTi is smaller than YR as loss frequency C1; when DTi is smaller than Yr, carrying out difference calculation on YR and DTi, and summing all the differences to obtain a difference standby total value TZ;
and calculating the loss coefficient SH of the double-station magnetic sheet arraying machine by using a formula SH (C1 × a1+ TZ × a 2), wherein a1 and a2 are coefficient factors.
Further, the controller is also used for sending a reminding message to a mobile phone terminal of a worker after receiving the loss signal, and reminding the worker to wait for the double-station magnetic sheet arraying machine to have a standby rest for a sufficient time and then put the double-station magnetic sheet arraying machine into operation.
Further, the operation monitoring module includes a monitoring unit and an analysis unit, and specifically includes:
in response to the received production analysis signal, the monitoring unit collects operation parameter data of the double-station magnetic sheet arraying machine according to a preset interval; comparing each collected operating parameter with standard data of corresponding operating parameters stored in a database to obtain a data difference value of the corresponding operating parameter;
acquiring a data difference value of each operating parameter larger than zero, and calculating an operating influence coefficient of the double-station magnetic sheet arranging machine by combining influence factors of each operating parameter stored in a database on the operation of the double-station magnetic sheet arranging machine; if the operation influence coefficient is larger than the influence coefficient threshold value, an operation monitoring object is established in an operation monitoring module, and the operation monitoring object comprises an operation element queue and a timing driver;
and the analysis unit acquires elements in the running element queue, and judges that the corresponding double-station magnetic sheet arraying machine runs abnormally to generate a running abnormal signal if the number of the elements larger than the influence coefficient threshold reaches a preset second threshold or reaches a preset proportion in a preset time interval.
Further, the timing driver is used for issuing an operation acquisition instruction at intervals of preset time so as to acquire the operation influence coefficient and store the operation influence coefficient into the operation element queue.
Further, if the last element in the current state in the running element queue does not exceed the influence coefficient threshold or the number of elements in the running element queue reaches a preset first threshold, the running monitoring object reports the elements in the running element queue to the analysis unit, and the running monitoring object is destroyed in the running monitoring module.
Furthermore, the operation monitoring module is used for sending an abnormal operation signal to the controller, the controller drives the control alarm module to give an alarm after receiving the abnormal operation signal, and the display module displays that the current double-station magnetic sheet arraying machine is abnormal in operation and suggests to overhaul or maintain.
Further, the specific analysis steps of the fault analysis module are as follows:
matching keywords of the fault condition uploaded by the staff with fault problems stored in a problem library, and marking the fault problems with the keyword coincidence degree of more than 85% as similar examples of the current fault condition;
acquiring fault parts corresponding to the similar examples; counting the occurrence frequency ratio of the same fault part and marking the fault ratio Zb as the fault ratio of the fault part; setting a wear duration mark MT of a corresponding part on the double-station magnetic sheet arranging machine, and presetting a wear coefficient MS;
calculating a fault coefficient GZ of the corresponding fault part by using a formula GZ of Zb × g1+ MT × g2+ MS × g3, wherein g1, g2 and g3 are coefficient factors; and sorting the corresponding fault parts according to the fault coefficients GZ from large to small to form a part maintenance table.
Furthermore, the maintenance personnel sequentially detect the parts according to the corresponding part maintenance tables and store the detected fault parts into a problem library through the mobile phone terminal; and then the maintenance personnel carry out maintenance and replacement on the fault parts.
Compared with the prior art, the invention has the beneficial effects that:
1. the loss analysis module is used for analyzing loss coefficients according to historical running records of the double-station magnetic sheet arraying machine, counting the times that the standby time is less than the standby time threshold value and the corresponding difference standby total value, and calculating the obtained loss coefficients; if the loss coefficient is larger than a preset coefficient threshold value, generating a loss signal; the controller sends reminding information to a mobile phone terminal of a worker after receiving the loss signal, and reminds the worker to put the double-station magnetic sheet arraying machine into operation after the double-station magnetic sheet arraying machine is in standby rest for enough time, so that the phenomenon that the service life of the double-station magnetic sheet arraying machine is shortened due to the fact that the work efficiency is influenced by overload of equipment is avoided;
2. the controller is used for generating a production analysis signal after receiving the loss signal; the operation monitoring module is used for collecting and analyzing operation parameter data of the double-station magnetic sheet arraying machine according to a preset interval in response to the received production analysis signal, and creating an operation monitoring object; in a preset time interval, if the number of elements larger than the influence coefficient threshold reaches a preset second threshold or reaches a preset proportion, generating an operation abnormal signal, and early warning in time; the manager is prompted to overhaul or maintain the double-station magnetic sheet arraying machine, so that the production efficiency is improved, and the energy consumption is reduced;
3. the fault analysis module is used for matching the current fault condition with the fault problems stored in the problem library through keywords to obtain corresponding fault parts; and then, the fault coefficient analysis is carried out on the parts by combining similar examples in the problem library and the maintenance, replacement or installation records of the corresponding parts to obtain a corresponding part maintenance table, and maintenance personnel sequentially detect the parts according to the corresponding part maintenance table, so that the maintenance efficiency is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic block diagram of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, a control system of a double-station magnetic sheet arranging machine includes a loss analysis module, a controller, an operation monitoring module, an alarm module, a display module, a fault uploading module, a fault analysis module, and a maintenance management module;
the loss analysis module is used for analyzing loss coefficients according to historical operation records of the double-station magnetic sheet arraying machine, and the specific analysis steps are as follows:
s1: acquiring historical operation records of the double-station magnetic sheet arranging machine, wherein the historical operation records comprise operation starting time, operation ending time and models; wherein the historical operation record is the operation record of the system three months before the current time;
calculating the time difference between the operation starting time and the operation ending time of each operation of the double-station magnetic sheet arraying machine to obtain operation time length Ti, and calculating the time difference between the corresponding operation ending time and the next operation starting time to obtain standby time length DTi, wherein Ti and DTi are in one-to-one correspondence;
s2: setting a plurality of standby time length thresholds and marking as Yr, r is 1, … …, z; y1 < Y2 < … … < Yz; each standby time length threshold corresponds to a preset operation time length range, and is (y1, y 2), … …, (Yr, Yr + 1) in sequence;
s3: comparing the standby duration DTi with a corresponding standby duration threshold Yr; when the standby time DTi is less than Yr, the double-station magnetic sheet arraying machine is considered not to have sufficient rest, and at the moment, the double-station magnetic sheet arraying machine operates again, so that extra loss is generated; counting the number of times that DTi is smaller than YR as loss frequency C1;
when DTi is smaller than Yr, carrying out difference calculation on YR and DTi, and summing all the differences to obtain a difference standby total value TZ; calculating the loss coefficient SH of the double-station magnetic sheet arraying machine by using a formula SH (C1 × a1+ TZ × a 2), wherein a1 and a2 are coefficient factors;
s4: comparing the loss factor SH with a preset loss factor threshold; if the loss coefficient SH is larger than a preset coefficient threshold value, generating a loss signal; the loss analysis module is used for transmitting a loss signal to the controller, the controller sends reminding information to a mobile phone terminal of a worker after receiving the loss signal, the worker is reminded of overload of the double-station magnetic sheet arraying machine, and the double-station magnetic sheet arraying machine is put into operation after the double-station magnetic sheet arraying machine is in standby rest for enough time, so that the working efficiency is prevented from being influenced, and the service life of the double-station magnetic sheet arraying machine is shortened;
the controller is also used for generating a production analysis signal and sending the production analysis signal to the operation monitoring module after receiving the loss signal; the operation monitoring module is used for collecting and analyzing operation parameter data of the double-station magnetic sheet arraying machine according to a preset interval in response to the received production analysis signal, and judging whether the double-station magnetic sheet arraying machine operates normally or not;
the operation monitoring module comprises a monitoring unit and an analysis unit, and the specific monitoring and analysis steps are as follows:
in response to the received production analysis signal, the monitoring unit collects operation parameter data of the double-station magnetic sheet arraying machine according to a preset interval; the operation parameter data comprises a noise decibel value, energy consumption in unit time and a difference value between the temperature of the machine body and the ambient temperature of the double-station magnetic sheet arranging machine in the operation process;
comparing each collected operating parameter with standard data of corresponding operating parameters stored in a database to obtain a data difference value of the corresponding operating parameter;
in this embodiment, if the data difference value of the corresponding operation parameter is less than or equal to zero, it indicates that the corresponding operation parameter does not affect the normal operation of the double-station magnetic sheet arraying machine;
acquiring a data difference value of each operating parameter larger than zero, and calculating an operating influence coefficient of the double-station magnetic sheet arranging machine by combining influence factors of each operating parameter stored in a database on the operation of the double-station magnetic sheet arranging machine;
comparing the operational impact coefficient to an impact coefficient threshold; if the operation influence coefficient is larger than the influence coefficient threshold value, an operation monitoring object is established in the operation monitoring module, the operation monitoring object comprises an operation element queue and a timing driver, and the timing driver is used for issuing an operation acquisition instruction at intervals of preset time so as to acquire the operation influence coefficient and store the operation influence coefficient into the operation element queue;
if the last element in the current state in the running element queue does not exceed the influence coefficient threshold or the number of the elements in the running element queue reaches a preset first threshold, the running monitoring object reports the elements in the running element queue to the analysis unit, and the running monitoring object is destroyed in the running monitoring module;
the analysis unit acquires elements in the running element queue, and if the number of the elements larger than the influence coefficient threshold reaches a preset second threshold or reaches a preset proportion in a preset time interval, the analysis unit judges that the corresponding double-station magnetic sheet arraying machine runs abnormally and generates a running abnormal signal;
the operation monitoring module is used for sending an abnormal operation signal to the controller, the controller drives the control alarm module to give an alarm after receiving the abnormal operation signal, the display module displays that the double-station magnetic sheet arraying machine is abnormal in operation at present and suggests to overhaul or maintain, and a manager is prompted to overhaul or maintain the double-station magnetic sheet arraying machine, so that the production efficiency is improved, and the energy consumption is reduced;
the fault uploading module is used for recording, reporting and uploading the fault condition of the double-station magnetic sheet arranging machine by a worker, and the fault analyzing module is used for matching the current fault condition with the fault problem stored in the problem library through keywords to obtain a corresponding fault part; the method specifically comprises the following steps:
v1: acquiring detailed description of a worker on the fault condition of the double-station magnetic sheet arraying machine, and marking the detailed description as a target example; marking the detailed description of the fault problem stored in the problem library as a reference example; the problem library also stores fault parts corresponding to fault problems;
v2: extracting keywords from the target example and the reference example respectively, and then matching to obtain a keyword contact ratio CH; marking the reference example with CH more than 85% as the similar example of the target example;
v3: acquiring fault parts corresponding to the similar cases, counting the occurrence frequency ratio of the same fault part and marking the fault ratio Zb as the fault ratio Zb of the fault part;
collecting the maintenance, replacement or installation records of corresponding fault parts on the double-station magnetic sheet arranging machine; calculating the time difference between the time for maintaining, replacing or installing the fault part and the current time of the system to obtain the wear duration MT of the fault part;
v4: setting a corresponding preset wear coefficient of each part; matching the fault part with all parts to obtain a corresponding preset wear coefficient and marking as MS;
normalizing the fault proportion, the wear duration and the preset wear coefficient and taking the numerical values of the fault proportion, the wear duration and the preset wear coefficient;
calculating a fault coefficient GZ of the corresponding fault part by using a formula GZ which is Zb × g1+ MT × g2+ MS × g3, wherein g1, g2 and g3 are coefficient factors;
v5: sorting the corresponding fault parts according to the fault coefficients GZ from large to small to form a part maintenance table; the fault analysis module is used for fusing the detailed description of the fault condition of the double-station magnetic sheet arranging machine and the corresponding part maintenance table to form a maintenance instruction and sending the maintenance instruction to the maintenance management module;
the maintenance management module is used for receiving the maintenance instruction and distributing corresponding maintenance personnel for maintenance; the maintenance personnel sequentially detect the parts according to the corresponding part maintenance tables and store the detected fault parts into a problem library through the mobile phone terminal; then, maintenance personnel maintain and replace the fault parts; according to the method, the similar examples in the problem library and the maintenance, replacement or installation records of the corresponding parts are combined, the parts are subjected to fault coefficient analysis, a corresponding part maintenance table is obtained, maintenance personnel can conveniently find the parts with faults and replace the parts, and the problem that the speed of finding the parts with faults is low due to the fact that the maintenance experience of the operation personnel is low is avoided; effectively improving the maintenance efficiency.
The above formulas are all calculated by removing dimensions and taking numerical values thereof, the formula is a formula which is obtained by acquiring a large amount of data and performing software simulation to obtain the closest real situation, and the preset parameters and the preset threshold value in the formula are set by the technical personnel in the field according to the actual situation or obtained by simulating a large amount of data.
The working principle of the invention is as follows:
when the control system of the double-station magnetic sheet arranging machine works, firstly, a loss analysis module is used for analyzing loss coefficients according to historical running records of the double-station magnetic sheet arranging machine, collecting the historical running records of the double-station magnetic sheet arranging machine to obtain running time and corresponding standby time, and determining a corresponding standby time threshold according to the running time; counting the times that the standby duration is less than the standby duration threshold and the corresponding difference standby total value; calculating the obtained loss coefficient, and if the loss coefficient is larger than a preset coefficient threshold value, generating a loss signal; the controller sends reminding information to a mobile phone terminal of a worker after receiving the loss signal;
the controller is also used for generating a production analysis signal after receiving the loss signal; the operation monitoring module is used for collecting and analyzing operation parameter data of the double-station magnetic sheet arraying machine according to a preset interval in response to the received production analysis signal, and calculating an operation influence coefficient of the double-station magnetic sheet arraying machine; if the operation influence coefficient is larger than the influence coefficient threshold value, an operation monitoring object is established in the operation monitoring module; in a preset time interval, if the number of elements larger than the influence coefficient threshold reaches a preset second threshold or reaches a preset proportion, judging that the corresponding double-station magnetic sheet arraying machine operates abnormally, and generating an abnormal operation signal; the controller drives and controls the alarm module to give an alarm after receiving the abnormal operation signal, and displays the abnormal operation of the current double-station magnetic sheet arraying machine and suggests to overhaul or maintain on the display module;
the fault uploading module is used for recording, reporting and uploading the fault condition of the double-station magnetic sheet arranging machine by a worker, and the fault analyzing module is used for matching the current fault condition with the fault problem stored in the problem library by a keyword to obtain a corresponding fault part; and then, by combining similar examples in the problem library and maintenance, replacement or installation records of corresponding parts, fault coefficient analysis is carried out on the parts to obtain a corresponding part maintenance table, so that maintenance personnel can conveniently find out the parts with faults and replace the parts, and the maintenance efficiency is effectively improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean 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 preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (1)
1. A control system of a double-station magnetic sheet arranging machine is characterized by comprising a loss analysis module, a controller, an operation monitoring module, a fault uploading module and a fault analysis module;
the loss analysis module is used for analyzing loss coefficients according to historical operation records of the double-station magnetic sheet arranging machine, and the specific analysis steps are as follows:
s1: acquiring historical operation records of the double-station magnetic sheet arranging machine, wherein the historical operation records comprise operation starting time, operation ending time and models; wherein the historical operation record is the operation record of the system three months before the current time;
calculating the time difference between the operation starting time and the operation ending time of each operation of the double-station magnetic sheet arraying machine to obtain operation time length Ti, and calculating the time difference between the corresponding operation ending time and the next operation starting time to obtain standby time length DTi, wherein Ti and DTi are in one-to-one correspondence;
s2: setting a plurality of standby time length thresholds and marking as Yr, r =1, … …, z; y1 is more than Y2 is more than … … is more than Yz; each standby time length threshold corresponds to a preset operation time length range, and is (y1, y 2), … …, (Yr, Yr + 1) in sequence;
s3: comparing the standby duration DTi with a corresponding standby duration threshold Yr; when the standby time DTi is less than Yr, the double-station magnetic sheet arraying machine is considered to be not fully rested, and extra loss is generated when the double-station magnetic sheet arraying machine operates again; counting the number of times that DTi is smaller than YR as loss frequency C1;
when DTi is smaller than Yr, carrying out difference calculation on YR and DTi, and summing all the differences to obtain a difference standby total value TZ; calculating the loss coefficient SH of the double-station magnetic sheet arraying machine by using a formula SH = C1 × a1+ TZ × a2, wherein a1 and a2 are both coefficient factors;
s4: comparing the loss factor SH with a preset loss factor threshold; if the loss coefficient SH is larger than a preset coefficient threshold value, generating a loss signal;
the controller is used for sending reminding information to a mobile phone terminal of a worker after receiving the loss signal, and reminding the worker to put the double-station magnetic sheet arraying machine into operation after the standby rest of the double-station magnetic sheet arraying machine is carried out for enough time; the controller is also used for generating a production analysis signal and sending the production analysis signal to the operation monitoring module after receiving the loss signal;
the operation monitoring module is used for collecting and analyzing operation parameter data of the double-station magnetic sheet arraying machine according to a preset interval in response to the received production analysis signal; the operation monitoring module comprises a monitoring unit and an analysis unit, and the specific monitoring and analysis steps are as follows:
in response to the received production analysis signal, the monitoring unit collects operation parameter data of the double-station magnetic sheet arraying machine according to a preset interval; the operation parameter data comprises a noise decibel value, energy consumption in unit time and a difference value between the temperature of the machine body and the ambient temperature of the double-station magnetic sheet arranging machine in the operation process;
comparing each collected operation parameter with standard data of corresponding operation parameters stored in a database to obtain a data difference value of the corresponding operation parameter; acquiring a data difference value of each operating parameter larger than zero, and calculating an operating influence coefficient of the double-station magnetic sheet arranging machine by combining influence factors of each operating parameter stored in a database on the operation of the double-station magnetic sheet arranging machine;
comparing the operational impact coefficient to an impact coefficient threshold; if the operation influence coefficient is larger than the influence coefficient threshold value, an operation monitoring object is established in the operation monitoring module, the operation monitoring object comprises an operation element queue and a timing driver, and the timing driver is used for issuing operation acquisition instructions at intervals of preset time so as to acquire the operation influence coefficient and store the operation influence coefficient into the operation element queue;
if the last element in the current state in the running element queue does not exceed the influence coefficient threshold or the number of the elements in the running element queue reaches a preset first threshold, the running monitoring object reports the elements in the running element queue to the analysis unit, and the running monitoring object is destroyed in the running monitoring module;
the analysis unit acquires elements in the running element queue, and judges that the corresponding double-station magnetic sheet arraying machine runs abnormally if the number of the elements larger than the influence coefficient threshold reaches a preset second threshold or reaches a preset proportion in a preset time interval, so as to generate a running abnormal signal;
the operation monitoring module is used for sending an abnormal operation signal to the controller, the controller drives the control alarm module to give an alarm after receiving the abnormal operation signal, and the display module displays that the current double-station magnetic sheet arraying machine is abnormal in operation and suggested to be overhauled or maintained;
the fault uploading module is used for recording, reporting and uploading fault conditions of the double-station magnetic sheet arranging machine by workers, and the fault analyzing module is used for matching the current fault conditions with fault problems stored in a problem library through keywords to obtain corresponding fault parts; the method comprises the following specific steps:
v1: acquiring detailed description of a worker on the fault condition of the double-station magnetic sheet arraying machine, and marking the detailed description as a target example; marking the detailed description of the fault problem stored in the problem library as a reference example; the problem library also stores fault parts corresponding to fault problems;
v2: extracting keywords from the target example and the reference example respectively, and then matching to obtain a keyword contact ratio CH; marking the reference example with CH more than 85% as the similar example of the target example;
v3: acquiring fault parts corresponding to the similar cases, counting the occurrence frequency ratio of the same fault part and marking the fault ratio Zb as the fault ratio Zb of the fault part;
collecting the maintenance, replacement or installation records of corresponding fault parts on the double-station magnetic sheet arranging machine; calculating the time difference between the time for maintaining, replacing or installing the fault part and the current time of the system to obtain the wear duration MT of the fault part;
v4: setting a corresponding preset wear coefficient of each part; matching the fault part with all parts to obtain a corresponding preset wear coefficient and marking as MS;
calculating a fault coefficient GZ of the corresponding fault part by using a formula GZ = Zb × g1+ MT × g2+ MS × g3, wherein g1, g2 and g3 are coefficient factors;
v5: sorting the corresponding fault parts according to the fault coefficients GZ from large to small to form a part maintenance table; the fault analysis module is used for fusing the detailed description of the fault condition of the double-station magnetic sheet arranging machine and the corresponding part maintenance table to form a maintenance instruction and sending the maintenance instruction to the maintenance management module;
the maintenance management module is used for receiving a maintenance instruction and distributing corresponding maintenance personnel for maintenance; the maintenance personnel sequentially detect the parts according to the corresponding part maintenance tables and store the detected fault parts into a problem library through the mobile phone terminal; and then the maintenance personnel carry out maintenance and replacement on the fault parts.
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| CN115981256B (en) * | 2022-12-19 | 2023-08-08 | 肇庆高峰机械科技有限公司 | Cloud control system of magnetic steel stacking device |
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