CN114492871A - Error-proofing method and system for visual tool for overhauling parts of rail transit - Google Patents
Error-proofing method and system for visual tool for overhauling parts of rail transit Download PDFInfo
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Abstract
The invention discloses a visual tool error-proofing system for rail transit part overhaul, which comprises a database module, a digital toolbox module, a coding module and a card control module, wherein the database module is used for storing a plurality of visual tools; the database module is used for recording and updating the state information of the maintenance tool in time, tracking the use state of the tool in real time and storing maintenance process data of a part maintenance line; the digital tool box module is used for storing tools and determining the tools needed in each maintenance step; the coding module is used for uniquely coding the tool and is provided with a visualization device for visually displaying the position of the tool in the digital toolbox module; the card control module is used for unlocking and locking the tool. The invention designs a more reasonable and practical error-proof means aiming at the links of taking, using, storing, maintaining and the like of the part maintenance tool, reduces the time consumption in the process of finding the correct tool and ensures the quality and the production efficiency in the maintenance process.
Description
Technical Field
The invention belongs to the field of error prevention of rail transit part maintenance, and particularly relates to an error prevention method and system for a visual rail transit part maintenance tool.
Background
Error proofing is the design and development of products and manufacturing processes to prevent possible errors in production and to prevent the manufacture of rejects. With the increasing demand of people on production efficiency, the use frequency of production tools is higher and higher, and the error prevention requirement on the use and management of tools in the production process is urgent.
The maintenance of parts of a motor train and a locomotive is an important part in the process of maintenance of the locomotive and is directly related to whether the locomotive can work smoothly. The tool error prevention is an important ring in the process of repairing parts, and has direct influence on the repairing quality and the repairing efficiency.
The existing error-proofing methods for tools in the operation process are mostly divided into two types, one is to number each tool, and the required tool number is inquired through a manual in a specific process to select and use.
The other method is to design a tool mistake-proofing disc or a mistake-proofing box, and the tools are in one-to-one correspondence with fixed positions on the mistake-proofing disc or the mistake-proofing box to ensure the correct use of the tools.
However, the former method does not standardize the placement position of the tool, so that the tool may be randomly placed or lost, and the maintenance efficiency is affected. The latter method may also have the problem of taking a mistake or finding a tool for too long time when the tool or the maintenance work is too many steps. Therefore, a comprehensive error-proofing scheme of a part overhauling tool is needed, and the loss caused by improper use of the tool in the overhauling process is reduced.
Disclosure of Invention
Aiming at least one of the defects or improvement requirements in the prior art, the invention provides a visual tool error prevention method and system for rail transit part maintenance, which are more reasonable and practical error prevention means are designed aiming at the links of taking, using, storing, maintaining and the like of the part maintenance tool, so that the time for finding the correct tool is reduced, and the quality and the production efficiency in the maintenance process are ensured.
In order to achieve the above object, according to one aspect of the present invention, there is provided an error-proofing system for a visual tool for rail transit part overhaul, comprising a database module, a digital toolbox module, a coding module and a card control module;
the database module is used for recording and updating the state information of the maintenance tool in time, tracking the use state of the tool in real time and storing maintenance process data of a part maintenance line;
the digital tool box module is used for storing tools and determining the tools needed in each overhaul step;
the coding module is used for uniquely coding the tool and is provided with a visual device for visually displaying the position of the tool in the digital toolbox module;
the card control module is used for unlocking and locking the tool.
In order to achieve the above object, according to another aspect of the present invention, there is also provided a rail transit part overhaul visualization tool error proofing method, including the steps of:
s1, firstly, storing all the maintenance tools into a digital tool box of the error-proofing system, classifying and sorting the maintenance tools according to the steps on the part maintenance line, and carrying out unified coding management according to a coding module;
s2, aiming at the part maintenance line, the digital tool box automatically reads the maintenance process data in the database module, and when one maintenance step is carried out, the tools needed by the maintenance step are determined;
s3, unlocking only the tool corresponding to the maintenance step through the card control module, and displaying the position of the tool through the visualization device through the coding module;
s4, when the tool is used, the database module reads and records the use state information of the tool;
s5, confirming that the tool is locked again through the card control module after the tool is used, so that the tool cannot be used, and updating and recording the state information of the tool in real time by the database module at the moment;
and S6, finally returning the tool to the digital tool box for storage and waiting for next taking.
Further preferably, the database module, the digital toolbox module, the coding module and the card control module adopt wireless or wired information transmission between each two.
Further preferably, after the unlocking of the tool by the card control module is completed in the digital tool box, the state information that the tool leaves the digital tool box is sent to the database module.
Further preferably, after the card control module locks the tool in the digital tool kit, the status information that the tool has returned to the digital tool kit is sent to the database module.
Further preferably, when the tool reaches the maintenance step, the unique code of the tool is scanned, so that the state information that the tool reaches the maintenance step is sent to the database module, whether the tool belongs to the tool required by the maintenance step is checked, and if the tool does not belong to the tool required by the maintenance step, an error is reported and/or the card control module locks the tool so that the tool cannot be used.
Further preferably, when the tool leaves the maintenance step, the unique code of the tool is scanned, so as to send the state information that the tool leaves the maintenance step to the database module;
and/or, when the tool leaves the maintenance step, the clamping control module locks the tool to make the tool unusable.
Further preferably, a first card control module is arranged in the digital toolbox module, and the first card control module is used for locking and unlocking the physical connection between the tool and the digital toolbox module;
when it is determined that the next service step requires the use of a predetermined tool, the first card control module unlocks the physical connection of the tool with the digital toolbox module, allowing the tool to be accessed;
when the tool is finally returned to the digital toolbox, the first card control module locks the physical connection of the tool and the digital toolbox module, and the tool is in a storage state.
Further preferably, a second card control module is arranged on the tool and used for locking and unlocking the usable state of the tool;
when the tool reaches the current maintenance step and is rechecked by the database module to be not the tool required by the maintenance step, the second card control module locks the tool to make the tool unusable;
when the tool reaches the matched maintenance step, the second card control module unlocks the tool to enable the tool to be in a usable state.
Further preferably, the visualization device includes an illumination device for illuminating a tool to be used.
The above-described preferred features may be combined with each other as long as they do not conflict with each other.
Generally, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:
1. the error-proofing method and the error-proofing system for the visual tool for overhauling the parts of the rail transit, disclosed by the invention, are more reasonable and practical error-proofing means aiming at the links of taking, using, storing, maintaining and the like of the parts overhauling tool, so that the time for searching a correct tool is reduced, and the quality and the production efficiency in the overhauling process are ensured.
2. For an operator, aiming at a certain maintenance step, only a tool which is highlighted needs to be found on the digital tool box, so that the time for taking the tool is greatly reduced. When the tool is used, other tools in the tool box are locked, so that misuse is avoided. The tools are only stored at corresponding positions on the tool box, so that the tool box is convenient to manage and maintain.
3. Compared with the existing error-proofing method for the maintenance tool, the error rate of the tool in the using process can be obviously reduced, the condition of finding the required tool in a large-scale tool library is also avoided, the maintenance quality is ensured, and the maintenance efficiency is improved.
4. The invention has the greatest characteristic that a visual error-proofing system for using the tool is established, and links of taking, using, storing, maintaining and the like of the tool are standardized. Compared with the traditional tool error-proofing method, the code of the tool required by the process step is called through the system database, so that the error rate of the tool can be greatly reduced, and the product quality is ensured. On the other hand, through the visualization device, the time for an operator to find a tool can be saved, and the production efficiency is improved. Meanwhile, tools are managed in a unified mode, the phenomenon that the tools are randomly lost is avoided, and the tools are convenient to maintain.
Drawings
FIG. 1 is a schematic diagram of a visual tool error proofing system for rail transit part overhaul according to an embodiment of the invention;
FIG. 2 is a schematic flow chart of a method for preventing error of a visual tool for overhauling parts of rail transit in the embodiment of the invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other. The present invention will be described in further detail with reference to specific embodiments.
As a preferred embodiment of the present invention, as shown in fig. 1, the present invention provides an error-proofing system for a visual tool for rail transit part overhaul, which includes a database module, a digital toolbox module, a coding module and a card control module;
the database module is used for recording and updating the state information of the maintenance tool in time, tracking the use state of the tool in real time and storing maintenance process data of a part maintenance line;
the digital tool box module is used for storing tools and determining the tools needed in each overhaul step;
the coding module is used for uniquely coding the tool and is provided with a visual device for visually displaying the position of the tool in the digital toolbox module;
the card control module is used for unlocking and locking the tool.
Further preferably, the rail transit parts are parts of a motor train unit. Further preferably, the motor train unit parts include, but are not limited to, brake clamps, motor train unit gear boxes and motor train unit motors.
As shown in fig. 2, according to another aspect of the present invention, there is also provided a rail transit part overhaul visualization tool error proofing method, including the steps of:
s1, firstly, storing all the maintenance tools into a digital tool box of the error-proofing system, classifying and sorting the maintenance tools according to the steps on the part maintenance line, and carrying out unified coding management according to a coding module;
s2, aiming at the part maintenance line, the digital tool box automatically reads the maintenance process data in the database module, and when one maintenance step is carried out, the tools needed by the maintenance step are determined;
s3, unlocking only the tool corresponding to the maintenance step through the card control module, and displaying the position of the tool through the visualization device through the coding module;
s4, when the tool is used, the database module reads and records the use state information of the tool;
s5, confirming that the tool is locked again through the card control module after the tool is used, so that the tool cannot be used, and updating and recording the state information of the tool in real time by the database module at the moment;
and S6, finally returning the tool to the digital tool box for storage and waiting for next taking.
By the tool error-proofing method and the tool error-proofing system, each tool can only be activated and used in a specific maintenance step, so that the use of the tool in the operation process is ensured to be error-free.
For an operator, aiming at a certain maintenance step, only a tool which is highlighted needs to be found on the digital tool box, so that the time for taking the tool is greatly reduced. When the tool is used, other tools in the tool box are locked, and misuse is avoided. The tools are only stored at corresponding positions on the tool box, so that the tool box is convenient to manage and maintain.
The tool error prevention method and system have the following characteristics.
Further preferably, the rail transit parts are parts of a motor train unit. Further preferably, the motor train unit parts include, but are not limited to, brake clamps, motor train unit gear boxes and motor train unit motors.
Further preferably, the database module, the digital toolbox module, the coding module and the card control module adopt wireless or wired information transmission between each two.
Further preferably, after the unlocking of the tool by the card control module is completed in the digital tool box, the state information that the tool leaves the digital tool box is sent to the database module.
Further preferably, after the card control module locks the tool in the digital tool kit, the status information that the tool has returned to the digital tool kit is sent to the database module.
Further preferably, when the tool reaches the maintenance step, the unique code of the tool is scanned by a code scanning device of the maintenance step, tool information contained in the code is read, state information that the tool reaches the maintenance step is sent to the database module, whether the tool belongs to the tool required by the maintenance step is checked through the database module, if the tool does not belong to the tool required by the maintenance step, an error alarm prompt and the like are sent, and/or the card control module locks the tool to make the tool unusable. If the information belongs to the information, the correctly arrived information is recorded, and other operations are not executed.
Further preferably, when the tool leaves the maintenance step, the unique code of the tool is scanned by a code scanning device of the maintenance step, and the tool information contained in the code is read, so that the state information that the tool leaves the maintenance step is sent to the database module;
and/or, when the tool leaves the maintenance step, the clamping control module locks the tool to make the tool unusable.
Further preferably, the encoding module may include a first card control module and a second card control module.
Further preferably, a first card control module is arranged in the digital toolbox module, and the first card control module is used for locking and unlocking the physical connection between the tool and the digital toolbox module; when it is determined that the next overhaul step requires the use of a predetermined tool, the first card control module unlocks the physical connection of the tool with the digital toolbox module, allowing the tool to be accessed; when the tool is finally returned to the digital toolbox, the first card control module locks the physical connection of the tool and the digital toolbox module, and the tool is in a storage state.
Further preferably, a second card control module is arranged on the tool and used for locking and unlocking the usable state of the tool; when the tool reaches the current maintenance step and is rechecked by the database module to be not the tool required by the maintenance step, the second card control module locks the tool to make the tool unusable; when the tool reaches the matched maintenance step, the second card control module unlocks the tool to enable the tool to be in a usable state.
Further preferably, the visualization device includes an illumination device for illuminating a tool to be used. Wherein the illuminating device and the unique code may be integral, further wherein the illuminating device illuminates the tool by illuminating the unique code so that the operator can quickly find the tool in the digital toolbox. The lighting device and the unique code can be separated, further, the lighting device is a breathing lamp on the tool, and the breathing lamp of the tool to be taken is constantly lighted or flickers to light the tool, so that an operator can quickly find the tool in the digital toolbox.
It is further preferred that there may be another set of visualization means in the digital toolbox, such as a small searchlight, that illuminates only the tools that need to be used, clearly distinguished from other tools that are in a darker state, so that the operator can quickly find the tools in the digital toolbox.
In summary, compared with the prior art, the scheme of the invention has the following significant advantages:
the error-proofing method and the error-proofing system for the visual tool for overhauling the parts of the rail transit, disclosed by the invention, are more reasonable and practical error-proofing means aiming at the links of taking, using, storing, maintaining and the like of the parts overhauling tool, so that the time for searching a correct tool is reduced, and the quality and the production efficiency in the overhauling process are ensured.
For an operator, aiming at a certain maintenance step, only a tool which is highlighted needs to be found on the digital tool box, so that the time for taking the tool is greatly reduced. When the tool is used, other tools in the tool box are locked, so that misuse is avoided. The tools are only stored at corresponding positions on the tool box, so that the tool box is convenient to manage and maintain.
Compared with the existing error-proofing method for the maintenance tool, the error rate in the use process of the tool can be obviously reduced, the condition of searching for the required tool in a large-scale tool library is avoided, the maintenance quality is ensured, and the maintenance efficiency is improved.
The invention has the greatest characteristic that a visual error-proofing system for using the tool is established, and links of taking, using, storing, maintaining and the like of the tool are standardized. Compared with the traditional tool error-proofing method, the code of the tool required by the process step is called through the system database, so that the error rate of the tool can be greatly reduced, and the product quality is ensured. On the other hand, through the visualization device, the time for an operator to find a tool can be saved, and the production efficiency is improved. Meanwhile, tools are managed in a unified mode, the phenomenon that the tools are randomly lost is avoided, and the tools are convenient to maintain.
The invention improves the production efficiency while ensuring the product quality, is beneficial to the management of tools and has obvious economic benefit.
It will be appreciated that the embodiments of the system described above are merely illustrative, in that elements illustrated as separate components may or may not be physically separate, may be located in one place, or may be distributed over different network elements. Some or all of the modules can be selected according to actual needs to achieve the purpose of the scheme of the embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
In addition, it should be understood by those skilled in the art that in the specification of the embodiments of the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
In the description of the embodiments of the invention, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description. Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the embodiments of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects.
However, the disclosed method should not be interpreted as reflecting an intention that: that is, the claimed embodiments of the invention require more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of an embodiment of this invention.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the embodiments of the present invention, and not to limit the same; although embodiments of the present invention have been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a visual instrument mistake proofing system of rail transit spare part maintenance which characterized in that: the system comprises a database module, a digital toolbox module, a coding module and a card control module;
the database module is used for recording and updating the state information of the maintenance tool in time, tracking the use state of the tool in real time and storing maintenance process data of a part maintenance line;
the digital tool box module is used for storing tools and determining the tools needed in each overhaul step;
the coding module is used for uniquely coding the tool and is provided with a visual device for visually displaying the position of the tool in the digital toolbox module;
the card control module is used for unlocking and locking the tool.
2. A visual tool error-proofing method for rail transit part overhaul is characterized by comprising the following steps:
s1, firstly, storing all the maintenance tools into a digital tool box, classifying and sorting the maintenance tools according to the steps on the part maintenance line, and carrying out unified coding management according to a coding module;
s2, aiming at the part maintenance line, the digital tool box automatically reads the maintenance process data in the database module, and when one maintenance step is carried out, the tools needed by the maintenance step are determined;
s3, unlocking only the tool corresponding to the maintenance step through the card control module, and displaying the position of the tool through the visualization device through the coding module;
s4, when the tool is used, the database module reads and records the use state information of the tool;
s5, confirming that the tool is locked again through the card control module after the tool is used, so that the tool cannot be used, and updating and recording the state information of the tool in real time by the database module at the moment;
and S6, finally returning the tool to the digital tool box for storage and waiting for next taking.
3. The rail transit part overhaul visualization tool mistake proofing method of claim 2, wherein:
the database module, the digital toolbox module, the coding module and the card control module adopt wireless or wired information transmission between every two modules.
4. The rail transit part overhaul visualization tool mistake proofing method of claim 2, wherein:
and after the unlocking of the tool by the card control module is completed in the digital tool box, the state information that the tool leaves the digital tool box is sent to the database module.
5. The rail transit part overhaul visualization tool mistake proofing method of claim 2, wherein:
and after the card control module locks the tool in the digital tool box, sending the state information that the tool returns to the digital tool box to the database module.
6. The rail transit part overhaul visualization tool mistake proofing method of claim 2, wherein:
when the tool reaches the maintenance step, the unique code of the tool is scanned, so that the state information that the tool reaches the maintenance step is sent to the database module, whether the tool belongs to the tool required by the maintenance step is checked, if not, an error is reported and/or the tool is locked by the card control module, and the tool is made unusable.
7. The rail transit part overhaul visualization tool mistake proofing method of claim 2, wherein:
when the tool leaves the maintenance step, the unique code of the tool is scanned, so that the state information that the tool leaves the maintenance step is sent to the database module;
and/or, when the tool leaves the maintenance step, the clamping control module locks the tool to make the tool unusable.
8. The rail transit part overhaul visualization tool mistake proofing method of claim 2, wherein:
the digital tool box module is internally provided with a first clamping control module, and the first clamping control module is used for locking and unlocking the physical connection between the tool and the digital tool box module;
when it is determined that the next service step requires the use of a predetermined tool, the first card control module unlocks the physical connection of the tool with the digital toolbox module, allowing the tool to be accessed;
when the tool is finally returned to the digital toolbox, the first card control module locks the physical connection of the tool and the digital toolbox module, and the tool is in a storage state.
9. The rail transit part overhaul visualization tool mistake proofing method of claim 2, wherein:
the tool is provided with a second clamping control module, and the second clamping control module is used for locking and unlocking the usable state of the tool;
when the tool reaches the current maintenance step and is rechecked by the database module to be not the tool required by the maintenance step, the second card control module locks the tool to make the tool unusable;
when the tool reaches the matched maintenance step, the second card control module unlocks the tool to enable the tool to be in a usable state.
10. The rail transit part overhaul visualization tool mistake proofing method of claim 2, wherein:
the visualization device includes a lighting device for lighting a tool to be used.
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| CN116136982A (en) * | 2023-04-17 | 2023-05-19 | 北京徐工汉云技术有限公司 | Method and device for managing maintenance tool of special engineering machinery |
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