TW202228035A - Fastening management method, system, and program thereof - Google Patents

Abstract

To provide a fastening management method, a system, and a program thereof, for ensuring reliability of fastening processing for a plant facility by identifying a worker for each work location and managing a work state for a work process. In a fastening management system, a management server 4 receives a signal emitted from a transmitter 11 and acquires position information and movement information of a worker 10. Then, worker allocation information for a work location of a plant facility and process information including a work process are read from a work status database 18 and a process information database 20, and a terminal device 12 is notified of instruction information including fastening information for the plant facility. Worker identification information is then acquired from the terminal device 12, worker authentication processing is performed using the allocation information, and work report information is acquired. Then, a work state is evaluated by comparing the acquired work report information with the process information, and an evaluation result of the work state is registered in a database.

Description

Method, system, and program for tightening management

The technology of the present disclosure relates to a management technology including assembly or maintenance of flanges used in factory equipment and the like.

In facilities such as factories, flange joints have been used for connecting pipes or connecting pumps to pipes. Gaskets can be sandwiched between flange joints, and tightening work can be performed by bolts and nuts arranged at a plurality of places between flanges.

In factory equipment using flanges, maintenance management is important to ensure the safety of the equipment. The maintenance management includes the assembly of factory equipment, the tightening state of bolts and nuts, or the sealing state formed by gaskets. Monitoring, corrosion management of piping or its connections, etc.

In the tightening management of such factory equipment, it is important to monitor the working state of a plurality of tightening parts without being overlooked.

As the operation management of such factory equipment, management of entering and exiting equipment by means of an identification tag held by the worker, or collecting work by using a mobile terminal held by the worker is known. The difference of the steps or the time information when the processing is performed (for example, Patent Document 1).

In addition, there is known a configuration in which time information of an operation step can be grasped by assigning a time stamp in a server or an on-site terminal held by an operator (for example, Patent Document 2).

There is known a structure in which movement information is measured by an acceleration sensor or a gyro sensor of a tablet terminal held by an operator, and the movement information is displayed on a map or the current position is estimated (for example, the patent document 3). prior art literature Patent Literature

Patent Document 1: Japanese Patent Laid-Open No. 2011-227811 Patent Document 2: Japanese Patent Laid-Open No. 2017-157879 Patent Document 3: Japanese Patent Laid-Open No. 2017-190984

The problem to be solved by the invention

However, in the tightening management process, although the workers with the necessary skills for the tightening process are assigned to each tightening place, the workers need to know many machines or factory equipment with large piping equipment in advance. It is difficult to obtain all the information necessary for the fastening position or fastening process.

In addition, the method of entrusting the knowledge or intuition of the work content and sequence of the tightening process to the operator has the following problems: the construction period is prolonged, the work efficiency is reduced, and the confirmation of the work state is insufficient. concerns about the situation.

The inventors of the technology disclosed in the present invention have obtained the following knowledge: by combining the skills of workers, information on plant equipment, work steps, etc., and the collected positions, movement states, and work results of workers, it is possible to Manage the job status of the flange fastening process.

In view of such a problem, the configuration disclosed in Patent Documents 1 to 3 cannot solve the problem.

Therefore, an object of the present disclosure is to ensure the reliability of the tightening process for factory equipment by managing the identification of the workers at each work place and the work status of the work steps in view of the above problems and the above knowledge. . means of solving problems

In order to achieve the above objectives, one aspect of the fastening management method of the present disclosure includes the following steps: Receive the signal from the sending agency, and obtain the location information and movement information of the operator; Read out from the database the assignment information of the aforementioned operators and the step information including the operation steps in the operation place of the factory equipment; Notifying the aforesaid operators of instruction information containing the tightening information for the aforesaid plant equipment; Obtain the identification information of the aforementioned operator, and use the aforementioned assignment information to perform the authentication process of the aforementioned operator; Obtain work report information from the aforementioned operators; Evaluate the status of the job by comparing the aforementioned job report information with the aforementioned step information; and The evaluation result of the work state is registered in the aforementioned database.

In the above-mentioned tightening management method, the following steps are included: generating an operation status screen, the operation status screen includes the position information, the movement information, and the evaluation result of the operation status; and This work status screen is notified to the above-mentioned workers and managers.

The above-mentioned tightening management method includes the step of generating the work state screen whose display content is switched in accordance with the evaluation result of the work state.

In order to achieve the above object, one aspect of the fastening management system of the present disclosure includes: a sending mechanism, which is carried by the operator or installed on the fastening tool, and sends a signal; Identify the information acquisition agency and obtain the identification information of the operator; A database to store the identification information of the aforementioned operators, the assignment information to the operators at the workplace of the plant equipment, and the step information including the operation steps; and The management server receives the signal sent by the aforementioned sending mechanism and obtains the location information and movement information of the operator, and reads the aforementioned step information from the aforementioned database, and notifies the aforementioned operator of the information including the tightening information for the aforementioned factory equipment. The instruction information is used, and the above-mentioned assignment information is used to perform the authentication processing of the above-mentioned operator, and the operation report information obtained from the above-mentioned operator is compared with the above-mentioned step information to evaluate the operation status, and the evaluation result is recorded in the above-mentioned database. .

In the above-mentioned tightening management system, the management server generates an operation status screen including the position information, the movement information, and the evaluation result of the operation status, and notifies the operator and the management personnel.

In order to achieve the above-mentioned purpose, one aspect of the fastening management program of the present disclosure is a program realized by a computer, and the computer is used to realize the following functions: Obtain the location information and movement information of the operator by the signal sent from the sending agency; Read the assignment information of the workers at the workplace of the factory equipment and the step information including the operation steps; Notifying the aforesaid operators of instruction information containing the tightening information for the aforesaid plant equipment; Obtain the identification information of the aforementioned operator, and use the aforementioned assignment information to authenticate the aforementioned operator; Evaluate the operation status by comparing the operation report information obtained from the aforementioned operator with the aforementioned step information; and The evaluation result of the work state is registered in the database.

In the above-mentioned tightening management program, the computer realizes the function of generating an operation status screen including the position information, the movement information, and the evaluation result of the operation status, and notifying the operator and the management personnel. Invention effect

According to the configuration of the present disclosure, the following effects can be obtained.

(1) The performance and reliability of the tightening work performed by the operator can be ensured.

(2) It is possible to obtain the movement information between work places according to the position information of the operator, and display the collected information on the screen, so as to realize the visualization of the work status including the work progress.

(3) The reliability of the flange tightening process is improved by the clear indication of the working state.

In addition, other objects, features, and advantages of the technology of the present disclosure should be more clarified by referring to the attached drawings and the respective embodiments.

Form for carrying out the invention

[1st Embodiment] FIG. 1 shows an example of the tightening management processing procedure of the first embodiment. The processing shown in FIG. 1 is only an example of the tightening management method and tightening management program of the present disclosure, and the technology of the present disclosure is not limited to such a configuration.

For example, as shown in FIG. 1 , the tightening management process includes a step of receiving a signal ( S101 ), a step of collecting position information and movement information of the worker 10 ( S102 ), and a step of reading out the assignment information and step information of the worker 10 ( S103 ), an authentication process step of the worker 10 ( S104 ), a step of notifying the worker 10 of instruction information ( S105 ), a step of obtaining work report information ( S106 ), a step of evaluating the work status ( S107 ), and a step of work data Library registration step (S108). This tightening management process is performed by, for example, the tightening management system 2 shown in FIG. 2 .

Signal receiving step ( S101 ): The tightening management system 2 is, for example, the management server 4 having functions of arranging the operator 10 and monitoring and processing the working state, and receives a signal indicating the position information of the operator 10 .

This signal is transmitted from, for example, a transmitter 11 held by the operator 10 or installed in a machine or the like held by the operator 10 or used for moving. The transmitter 11 is, for example, an example of a device that continuously transmits radio waves of a predetermined frequency at a set time.

In the tightening management system 2, the position of each worker 10 is grasped by having all the workers 10 who have been assigned to the tightening process of the factory equipment carry the transmitter 11 that transmits an identifiable signal. .

The step of collecting the location information and movement information of the operator 10 ( S102 ): the management server 4 analyzes, for example, the signals received after moving to each moving place or during the movement, and obtains the information of the operator 10 according to the identification of the signals. Location information and mobile information.

The management server 4 grasps the position of the operator 10 using, for example, the map information of the factory equipment, the coordinate information set in the factory equipment, or the latitude and longitude. In addition, the management server 4 grasps the movement of the operator 10 by using two or more signals received over time, thereby grasping the movement state and movement information of the operator 10 .

This movement information indicates the transition of the position at the time of transmission of the signal by the transmitter 11 , and does not necessarily indicate the route of the movement of the operator 10 . In addition, the management server 4 can also obtain the time information of the received signal through a timer or the like.

The step of reading out the assignment information and step information of the operator 10 ( S103 ): the management server 4 reads out the assignment information or step information registered in the database (DB) 6 ( FIG. 2 ).

The assignment information of the operator 10 is an example of the information of the person in charge of the tightening process assigned to the work place including the flange tightening part of the factory equipment. The assignment process of the operator 10 is performed by the management server 4 . This assignment process is performed by, for example, comparing the skill information possessed by the operator 10 registered in advance with the required skill set for each flange fastening portion.

Step information is set in addition to the work content or work time information at the work place where the tightening process is performed, such as the machine installed in the factory facility, the test facility, the flange fastening part of the piping, etc. Movement path or movement time information, etc.

The information that has been set in this step information can be set, for example, the time information during the actual operation of the senior operator, or the ideal tightening processing time, moving time, and moving route information estimated by the computer.

The authentication processing step of the operator 10 ( S104 ): the management server 4 obtains the identification information 21 input by the operator 10 , and compares the identification information 21 with the identification information registered in the operator database 14 to carry out Whether it is a confirmation of the registered operator 10 and whether it is an authentication process of the operator 10 assigned to the work place.

In this authentication process, for example, the identification information 21 of the operator 10 input at the work place where the fastening process is performed may be used, and the authentication may be used when entering the factory or when accessing the management server 4 . certification information.

The step of notifying the instruction information to the operator 10 ( S105 ): the management server 4 notifies the operator 10 that has arrived at the designated work place the information including the parts to be tightened or the setting of the tightening tool. Instruction information for operation instructions such as information and tightening times.

This instruction information is transmitted to the terminal device 12 held by the operator 10 by e-mail, a dedicated program, or other means, for example. The operator 10 performs the tightening process by referring to the notified instruction information or setting the program of the instruction information in the tightening tool.

The step of obtaining work report information ( S106 ): the management server 4 receives work report information of the tightening process from the work place set in the factory equipment.

This work report information is generated, for example, for one or a plurality of fastening parts located at the work place, when the work is completed or at a predetermined time, and is notified to the management server 4 side.

The operation report information includes operation status information such as the tightening status of bolts and nuts, or operation time information, progress status, etc., and is the information produced by the operator 10, or the terminal device 12 according to the tightening tool or controller. In addition to the information that is automatically created based on the collected operation results, it can also be created based on the inspection results of the tightening state by operation supervisors (not shown).

Step of evaluating the work state ( S107 ): The management server 4 compares the obtained work report information with the step information, and evaluates the progress state of the tightening process.

In this evaluation step, the following are evaluated: whether the tightening process is completed according to the operation elapsed time set in the step information, the axial force value specifying the tightening state of the bolt and the nut, or the gasket between the flanges Whether the specific pressure value, etc. satisfies the specified conditions, etc.

Step of registering the operation database ( S108 ): The management server 4 registers the evaluation result of the operation state in the operation state database 18 and the like.

In addition, the management server 4 may generate a work status screen based on the evaluation result, and notify the display unit of the management server 4 or the terminal device 12 of the operator 10 .

<Tightening management system 2> Figure 2 shows the composition of the tightening management system. The configuration shown in FIG. 2 is merely an example, and the technology of the present disclosure is not limited to such a configuration.

For example, as shown in FIG. 2 , the fastening management system 2 includes a management server 4 , a DB 6 for storing various databases, a network 8 , and a terminal device 12 carried by an operator 10 .

The management server 4 is constituted by a computer, and executes the monitoring process of the tightening process by the operator 10 , the evaluation of the work state, and the notification process of the evaluation result.

The management server 4 is provided with identification information acquisition means for acquiring, for example, the identification information 21 of the specific operator 10 . The identification information acquiring means is an authentication device that performs authentication using, for example, the biometric information of a plurality of workers 10 engaged in factory assembly, maintenance, and management, or a reader device that reads an IC card, etc. In addition, an input terminal or the like that can input an ID (IDentification) assigned to each worker 10, a password, or the like may be used.

In addition, the identification information acquiring means may be installed at, for example, the entrance gate of the factory, but also at the work place where the fastening process has been set in the factory, or the like.

<Information processing of management server 4> The information processing performed by the management server 4 includes, for example: a) Obtaining the location information of the operator 10; b) According to the location information, analyze the movement information of the workers 10 in the factory; c) mastery of the assignment information of the workers 10 at the workplace of the factory; d) Reading of step information of tightening treatment; e) Obtaining work report information; f) Judgment of the operation status and progress status of the tightening treatment; g) Generation of job status information; h) Registration processing to the work status database 18, etc.

The DB6 is an example of a memory mechanism, and in addition to the memory unit built in the computer constituting the management server 4 , an external memory device connected to the management server 4 or the like may also be used. In this DB6, for example, a worker database (DB) 14, a factory database (DB) 16, a work status database (DB) 18, and a step information database (DB) 20 can be stored.

The network 8 is an example of a mechanism for performing data communication between the management server 4 and the terminal devices 12 of the plurality of operators 10 by, for example, wired or wireless. This network 8 may also use, for example, a public line, or a dedicated line that is limited to being accessible only in the factory, or the like as long as it can be used.

The transmitter 11 is an example of a mechanism that transmits a light signal such as radio, radio wave, infrared, etc. of a predetermined frequency periodically or at a set time to transmit a position, and for example, a radio, infrared or infrared signal using a transceiver or the like can be used. Bluetooth (registered trademark) communication beacon (beacon), etc.

The management server 4 grasps the position information of the operator 10 by receiving the signal output from the transmitter 11 at each predetermined time point, and obtains from the transition state of the position that the operator 10 has moved from the work place A to the work Mobile information at B.

The terminal device 12 is an information processing device that at least communicates data with the management server 4 and can receive and display instruction information. Special terminal devices for operation, etc.

In addition, the terminal device 12 transmits the operation report information of the tightening process performed by the operator 10 to the management server 4 side. The management server 4 analyzes the received operation report information, and evaluates the tightening process of the operator 10 .

<About Worker Database (DB) 14> FIG. 3 shows an example of the worker database.

The worker database 14 is a source of information for workers 10 who perform fastening processing including assembly, maintenance, and management in a factory, and information such as identifications and abilities of workers 10 , information on qualifications, and experience points are registered. .

For example, as shown in FIG. 3 , the worker database 14 includes worker files 22 - 1 , 22 - 2 , . . . 22 -N for each worker 10 . In the worker files 22-1, 22-2, . Skills Information Section 36.

The name of the operator 10 can be stored in the operator unit 24 .

In the ID number unit 26, the ID number registered as the information indicating the worker 10, the ID number registered when the permission to enter the factory or the work is received, and the like can be stored.

The address information section 28 includes, for example, address information of an e-mail possessed by the operator 10 , and is an example of information for receiving instruction information, which can be obtained by an e-mail usable in the terminal device 12 . , or sent from the management server 4 by direct data communication.

The date unit 30 can store information such as the date and time when the operator 10 performed the tightening process, the date and time when the instruction information was notified with the management server 4 or the transmission of work report information.

The instruction information unit 32 can store, for example, operation information including the operation location or operation content notified from the management server 4 to the operator 10, setting information necessary for the operation, and the like.

The work history section 34 can store, for example, the content of the work assigned to the operator 10 at the configured work place, the progress status, the work report information notified by the operator 10, and the like.

Skill data possessed by the operator 10 can be stored in the skill information section 36 . In addition to qualification information such as welding construction management, hazardous material disposal, fire-fighting equipment personnel, boiler technicians, etc., this skill document also includes training and tools that have completed fastening models using flanges and gaskets. Information on certification qualifications for operation practice, etc., information on tightening and other operations that the operator 10 has experienced in addition to this. In addition, these skill data may include information such as the number of years since qualification or practical experience, the number of training sessions, etc., and the number of work experience.

<About Factory Database (DB) 16> Figure 4 shows an example of a factory database.

The factory database 16 can store information such as the work place in the factory and the content of the fastening work. The factory database 16 may include, for example, a position information part 38 , a work history part 40 , a work object part 42 , a repair period part 44 , and a skill condition information part 46 .

The position information unit 38 can store information for specifying the equipment installed in the factory, piping equipment, etc., and is distinguished for each work place or each work content such as flange fastening work, inspection work of equipment or machines, etc. and specific information. In the tightening process, for example, a work place is set according to the position information stored in the position information unit 38, and a work step can be set by combining a plurality of work places.

History information such as date and time information on which the machine or equipment of the factory has been tightened can be stored in the operation history section 40 .

Information on parts, tools, and the like that can be used for flange tightening work, piping, and machine inspection work can be stored in the work target portion 42 . This work object includes, for example, the type of flange or gasket, the diameter of the pipe, the count or nominal diameter of the bolt or nut, the type of tool used, and others. Setting information such as torque value.

During the repair period section 44, information such as the repair interval of the factory can be stored.

The skill condition information section 46 can store information on work skills that the operator 10 must learn for assembling, maintaining, and inspecting piping and equipment. In addition to the qualification information necessary for the operation of the factory, for example, the skill condition, that is, the work skill, may also include conditions such as the experience value acquired in the factory or a training facility with the same configuration as the flange. .

The management server 4 compares the information of the skill condition information section 46 with the skill information obtained by the operator 10, and selects the operator 10 in charge of the operation.

<About work status database (DB) 18> The work status database 18 can store the work progress information or work report information of the fastening process, and function as a work space (work space) for performing the evaluation process of the fastening work.

For example, as shown in FIG. 5 , the work status database 18 is constituted by work status files 50 - 1 , 50 - 2 , . . . 50 -N for each worker 10 . The work status files 50-1, 50-2, . Workability unit 64 and evaluation unit 66 .

The name or ID information of the worker 10 placed in the workplace of the factory can be stored in the worker unit 52 . Here, the operator unit 52 may, for example, read and memorize the data of the operator unit 24 or the ID number unit 26 of the operator database 14 ( FIG. 3 ), or may link these information units with the data.

The position information unit 54 is an area that stores position information about the tightening process, and includes, for example, an operation unit 54 - 1 that stores information on the assigned job location, and a transmitter 11 that stores information from the operator 10 . The signal part 54-2 of the signal.

The data stored in the position information section 38 of the factory database 16 ( FIG. 4 ) may be read and memorized in the work section 54 - 1 , or the data may be linked as the coordinate information of the flange fastening section or the like.

In the signal part 54-2, the coordinates and the like indicating the position of the transmitter 11 analyzed from the received signal can be stored.

In the mobile information unit 56 , information indicating the transition of the position information of the operator 10 according to the elapse of time can be stored in accordance with the transition of the position information accumulated in the signal unit 54 - 2 . The information stored in the mobile information section 56 is information indicating the transition of the transmission position of the signal information, and may not coincide with the movement path of the operator 10 depending on the transmission interval of the signal or the reception interval of the signal.

The skill condition information part 58 can store the skill information necessary for the fastening process of the equipment, piping, etc. of the factory, and the information which can be read from the skill condition information part 46 of the factory database 16 can be stored, Alternatively, the data can be linked.

Skill information of the worker 10 can be stored in the skill information unit 60 . Here, the skill information unit 60 only needs to store the information read from the skill information unit 36 of the worker database 14, for example.

In the work load part 62, the work content etc. performed by the worker 10 at each work place can be stored. This work content may store, for example, a part or all of the information already stored in the work object section 42 of the factory database 16, or may store load information calculated from these information. The load information may be, for example, the following information: in addition to calculating the information such as the number of times of bolt tightening or the value of tightening torque, the predicted time of operation is also calculated.

Information indicating the work status in the work place can be stored in the work capability unit 64 . This workability can be stored, for example, by comparing the work target value calculated using the information stored in the work load unit 62 with the actual work result. In this way, the management server 4 only needs to be able to judge the allocation state of the work capacity to the work load for each work site, and use it for processing such as relocation of the workers 10 or addition of staff.

The evaluation unit 66 can store, in addition to the evaluation result of the tightening process performed by the operator 10, accident information, etc., such as leakage from the flange tightening part, which occurs at the work place.

The management server 4 utilizes the information stored in the database 6 to assign and deploy workers 10 with appropriate skills to the operations of the factory. The management server 4, for example, selects the worker 10 having the skill information corresponding to the skills necessary for the operation stored in the skill condition information section 46 of the factory database 16, and selects the worker 10 in charge, and also determines all the assigned workers 10. Whether the operator 10 is suitable.

In the selection of the workers 10, for example, when a plurality of workers 10 are candidates, it is only necessary to set the latest training in addition to the academic record and the number of trainings of the practical training related to the equipment of the factory. Conditions such as the nearest day are sufficient.

<About step information database (DB) 20> FIG. 6 shows an example of a database of step information.

This step information database 20 is an example of management data including work schedules, elapsed time, work results, etc. in the tightening process of the factory, and is an information source used for the process of judging the work ability of the worker 10 .

For example, as shown in FIG. 6 , the step information database 20 is composed of step information files 70 - 1 , 70 - 2 , . . . 70 -N for each operator 10 . The step information files 70-1, 70-2, . . . 70-N include an operator part 72, a date part 74, an operation part 76, an operation time part 78, a set time part 80, an operation content part 82, and an operation status. Section 84.

The worker unit 72 can store the name or ID information of the worker 10 already placed at the workplace of the factory. Here, the operator unit 72 may read and memorize, for example, the data of the operator units 24 ( FIG. 3 ), 52 ( FIG. 5 ) or the ID number unit 26 , or may link these information units to the data.

In the date part 74, the instruction date to execute the tightening process can be recorded.

The work place part 76 can store the work place to be processed on the day designated by the date part 74, its work order, and the information on the work objects such as flanges, washers, bolts, nuts, and the like. The information stored in this work division 76 is an example of the assignment information to the operator 10 .

The work time part 78 is an area|region which stores work time management information of a fastening process, and is provided with the start time part 78-1, and the elapsed time part 78-2, for example.

The start time of the tightening process can be stored in the start time unit 78-1. This start time can store, for example, the time at which the work place estimated based on the reception of the signal has been reached, the time at which the operator 10 is authenticated by the authentication device installed in the flange fastening portion, or the ID of the label. The time when the code is accessed, etc.

In the elapsed time section 78-2, time information at which the tightening process has been performed can be stored. The time when the tightening process has been performed can be notified by the operator 10 to the management server 4, for example, or it can also be reported according to the operation information obtained by the management server 4 through the tightening tool 134 (FIG. 11) or through the terminal device 12. The notification of the operation report information, etc. to infer.

For example, the work schedule time set in advance can be stored in the set time part 80 .

Information such as the content of the work performed by the operator 10 in the flange fastening portion can be stored in the work content portion 82 . This work content part 82 may store, for example, the information of the work load part 62 stored in the work status database 18 ( FIG. 5 ), or may link data.

The determination result including the progress status of the operation and the like can be stored in the operation status section 84 . The management server 4 compares the operation schedule time stored in the set time section 80 with the information in the elapsed time section 78-2, and determines the progress status of the operation.

In addition, the work status section 84 can store, for example, the results of confirmation of the tightening state by an unillustrated manager or the like, or the tightening determined based on water leakage or other accidents that occurred during or after tightening. Processing judgment results, etc.

<About work status screen 90> FIG. 7 shows an example of a work status screen including the position and movement information of the worker.

The management server 4 performs evaluation processing of the progress status and the tightening state of the work steps for each worker 10, and generates a work status screen 90 that displays the work status.

For example, as shown in FIG. 7 , this work status screen 90 displays work place icons 92 and moving information 94 on a map including facilities and roads of a factory. In this work status screen 90, the work place icons 92 assigned for each operator 10 may be displayed, or all work places may be displayed.

In addition, the work status screen 90 may display, in addition to each worker 10, the work status of all the workers 10 who are performing the tightening process in the factory, or may display the work status provided by predetermined conditions. A part of the work status of the operator 10 is taken out.

In addition, on the operation status screen 90, for example, movement instruction information 96 indicating the direction of the next operation location icon 92 relative to the current position or the position of the last received signal may be displayed.

<Effects of the first embodiment> According to this first embodiment, any of the following effects can be obtained.

(1) Using the work status database 18, it is possible to easily grasp the settings and skill conditions of the work place of the worker 10, the progress status of the work of the worker 10, and the like. Thereby, the work state in the work place of a factory can be visualized, and the reliability of the fastening process with respect to a factory can be improved.

(2) The work efficiency of the tightening process can be judged by collecting the position of the operator 10 , the transition state, the time required for the work, and the like.

(3) By sequentially grasping the work status of the worker 10, it becomes possible to estimate unnecessary movement and work loss.

(4) By grasping the work state, it becomes possible to make clear the time loss in moving or tightening, and it becomes possible to improve the number of work places, work order, and moving paths of the workers 10 to be assigned. .

(5) By comparing the skill condition information stored in the factory database 16 with the skill information registered in the worker database 14, the workers 10 with the necessary operating skills are selected and placed in the workplace, thereby improving the Reliability of factory assembly work, maintenance, and management work.

(6) It is possible to improve the safety of the factory by selecting the workers 10 having the skills necessary for the work and placing them in the work place.

(7) By matching the skill information of the worker 10 with the skill information necessary at the job site, it is possible to perform an appropriate placement process of the worker 10 regardless of the experience value of the manager.

[Second Embodiment] FIG. 8 shows an example of the tightening management processing procedure of the second embodiment. The steps shown in FIG. 8 are just an example, and the technology of the present disclosure is not limited to the technology of this step. In this processing step, S is a part of the steps, and the number attached to S is an example of the sequence.

For example, as shown in FIG. 8, this tightening management process includes: a step of collecting the position and movement information of the operator 10 based on the received signal (S201); The step of reading (S202); the step of reading the code information already set in the flange fastening part 104 and accessing it in the management server 4 (S203); the step of authenticating the operator (S204); according to the flange fastening part Step 104 to obtain instruction information (S205); Step of inputting setting information to the fastening tool 134 through the terminal device 12 (S206); Step of generating an operation report on the terminal device 12 and notifying the management server 4 (S207); the step of determining the progress of the work (S208); the step of generating the display screen (S209); the step of notifying the terminal device 12 (S210); the step of generating the display screen of the abnormal state (S211).

The step of collecting the position and movement information of the operator 10 by the received signal ( S201 ): the management server 4 will receive the signal sent by the transmitter 11 position or obtain mobile information according to the change of position over time.

Step of reading out the assignment information and step information of the operator 10 (S202): the management server 4 reads out the assignment information of each operator 10 from, for example, the operation department 76 of the step information database 20 (FIG. 6), and the like, and Step information is read from the set time unit 80 .

The step of reading the code information already set in the flange fastening part 104 and accessing it in the management server 4 ( S203 ): the operator 10 uses the terminal device 12 etc. ) to access the management server 4 by the code information reading unit 112 ( FIG. 9 ).

Worker authentication step ( S204 ): The worker 10 uses, for example, the terminal device 12 or an authentication device (not shown) to receive authentication as the worker 10 registered in the worker database 14 ( FIG. 3 ).

The step of obtaining instruction information according to the information of the flange fastening portion 104 (S205): the operator 10 accesses the code information reading portion 112 of the label 110 or the management server 4 through, for example, the terminal device 12, and obtains information including Instruction information for setting information such as position information or tightening torque value necessary for tightening.

The step of inputting the setting information into the tightening tool 134 through the terminal device 12 ( S206 ): the setting information such as the tightening torque value can be input to the tightening tool 134 ( FIG. 11 ) through the terminal device 12 , for example.

The step of generating an operation report in the terminal device 12 and notifying it to the management server 4 ( S207 ): In the tightening management system 2 , the operation of the terminal device 12 by the operator 10 or the terminal device can be used in the tightening management system 2 . The automatic processing of 12 generates the operation report information of the tightening processing and notifies it to the management server 4 side.

The step of determining the progress of the work ( S208 ): The management server 4 compares the work report information with the information in the step information database 20 and determines whether it includes the temporal status of the tightening process or the accuracy of the tightening process. progress status.

The step of generating the display screen ( S209 ): The management server 4 generates status information including the position information, movement information, etc. of the operator 10 by determining the progress, and if the progress is in accordance with the schedule (“Yes” in S208 ) display screen.

The step of notifying the terminal device 12 ( S210 ): the management server 4 not only notifies the terminal device 12 of the generated display screen, but also the information presentation unit 136 ( FIG. 10 ) of the management server 4 ( FIG. 10 ), or other management terminals awaiting notice.

Step of generating an abnormal state display screen ( S211 ): The management server 4 judges the progress of the tightening operation, and when it is judged that the tightening process according to the steps has not been performed (“No” in S208 ), a A display screen showing abnormal status is generated. This abnormal state may include, for example, a case where there is a part that is more delayed than the step information, a judgment that the tightening process does not satisfy the conditions, etc., in the inspection of the work state by a manager or the like, or other water leakage, etc. accident, etc. After the display screen is generated, the process proceeds to S210.

<Tightening management system 2> FIG. 9 shows the configuration of the tightening management system according to the second embodiment. The configuration shown in FIG. 9 is merely an example, and the technology of the present disclosure is not limited to such a configuration. In addition, in FIG. 9, the same code|symbol is attached|subjected to the same part as FIG. 2. FIG.

For example, as shown in FIG. 9 , this tightening management system 2 includes a management server 4 , a factory facility 100 , a transmitter 11 and a terminal device 12 held by an operator 10 .

The management server 4 can be notified of the identification information 21 of the operator 10 , the signal of the transmitter 11 , and the operation report information generated by the terminal device 12 . In addition, the management server 4 notifies the terminal device 12 of instruction information for causing the flange fastening portion 104 to perform the fastening process, and also notifies a progress screen showing the work status of the operator 10 and the like.

The factory facility 100 is composed of, for example, a plurality of pipes or machines, and the work locations are divided according to the flange fastening parts 104 or machines that have been arranged in one or a certain distance range, and are set at each work place There is job site identification information 102A, 102B, . . . 102G.

The management server 4 is equipped with an operator 10 having specialized technology or knowledge in order to perform the tightening process on the work place.

In the work place, for example, as the flange fastening portion 104, flange joints 108A, 108B are provided at the front ends of the pipes 106A, 106B, and the flanges are locked with bolts and nuts in a state where they are connected to each other. Connectors 108A, 108B.

Here, the flange fastening portion 104 is provided with a label 110, for example, on a part of the piping, the surface of the flange joint, or the like. On this label 110 , a code information reading unit 112 such as a two-dimensional code that can be read by the terminal device 12 of the operator 10 or the like is printed.

The operator 10 can, for example, use the terminal device 12 to read the code information reading section 112 of the tag 110, and obtain the identification information 102C of the work place or the model number or type of the flange joints 108A and 108B directly or through the management server 4 or the like. Information on the number of bolts and nuts to be tightened, the diameter of pipes, etc.

In addition, the operator 10 already has the ID card 114 containing the authentication information, and the terminal device 12 or the authentication device (not shown) can read the code information reading section 116 printed on the ID card 114 at each work place.

The ID card 114 has been assigned a two-dimensional code such as a QR code (registered trademark), and has been associated with the authentication information of the operator 10 or management authority information including access to the management server 4 and the like. .

Thereby, the management server 4 determines whether the information registered in the step information database 20 matches the information of the operator 10 who has arrived at the work place and the information of the flange fastening part 104 located at the work place. .

Further, when the management server 4 has determined that it is the operator 10 already set in the step information database 20, it outputs instruction information for performing the tightening process, and registers the determination result in the operation status data. Library 18 will do.

<About the hardware of the management server 4> FIG. 10 shows an example of the hardware configuration of the management server.

The control unit 120 of the management server 4 is constituted by a computer having a communication function. The control unit 120 includes, for example, a processor 122 , a memory unit 124 , a communication unit 126 , and an input/output unit (I/O) 128 .

The processor 122 executes an OS (Operating System) located in the memory unit 124, and executes information processing for realizing various programs such as a tightening management program including the following processing: the authentication processing of the operator 10, or the operator The registration of the database 14, the comparison processing of the skill information of the worker 10 and the skill condition information of the work place, and the judgment processing of the work progress status.

The memory unit 124 includes memory elements such as ROM (Read-Only Memory) and RAM (Random-Access Memory), and is an example of a recording medium. Here, the memory unit 124 can store, in addition to the programs for executing the OS, the above-mentioned arrangement processing of the operator 10, generation of instruction information, and the like, the operator database 14, the plant database 16, and the operation status database. 18. Step information database 20.

The communication unit 126 is a functional unit for sending and receiving information with an external database or the terminal device 12 given to the operator 10 by wireless communication.

Under the control of the processor 122 , the I/O 128 not only displays a screen including the operation status to the information presentation unit 136 , but also performs input of information from the operation input unit 138 . In addition to the identification information input unit 130 installed in the factory facility 100, for example, the I/O 128 can be connected to an external database (DB) 132, a fastening tool 134, a terminal, etc. by wire or wireless. device 12 etc.

The identification information input unit 130 is an example of a mechanism for importing the identification information 21 of the worker 10 and performing authentication processing, and is constituted by, for example, a photographing device that captures a face image, an authentication device, and the like.

The external database 132 includes, for example, a computer database and the like, and may also store the worker database 14 , the factory database 16 , the work status database 18 , and the step information database 20 .

The tightening tool 134 is an example of a tightening mechanism used by the operator 10 , and can input setting information such as a tightening torque value notified from the control unit 120 . The tightening tool 134 includes tools such as a torque wrench or a nutrunner that can input setting operation data.

The information presentation unit 136 is an example of a mechanism that displays a status screen or an operation status of the tightening process, or information of the work place notified to the operator 10, and presents information such as an LCD (Liquid Crystal Display), for example. made of machines.

The operation input unit 138 is an example of a mechanism for inputting authentication information such as the setting conditions of the management server 4 and the ID number of the operator 10, and includes an operation mechanism such as a keyboard or a touch panel.

<About tightening work> FIG. 11 is a diagram showing a configuration example of a fastening tool and a terminal device.

The management server 4 notifies the terminal device 12 of instruction information including setting information necessary for the operation.

For example, as shown in FIG. 11 , after the terminal device 12 receives the instruction information, the operator 10 will input the setting information into the controller 140 . The controller 140 is a device for controlling the tightening tool 134, and has been connected to the tightening tool 134 through the cable 144, and can input control instructions such as the tightening torque value T and the like. The controller 140 includes, for example, a display unit 146 or an operation input unit 148. The display unit 146 displays setting information, operation contents, the state of the tightening tool 134, and the like. The operation input unit 148 can input setting operations or numerical information.

The tightening tool 134 performs the tightening process of the flange tightening portion 104 according to the setting information input from the controller 140 .

The flange fastening portion 104 can, for example, sandwich the gasket 150 between the flange joints 108A, 108B as the connecting mechanism, and arrange bolts 152 ( 152A, 152B, 152C ) at a plurality of locking positions set on the periphery thereof, respectively. , ...) and nuts 154 (154A, 154B, 154C, ...).

For example, eight locking points are set on the peripheral edges of the flange joints 108A and 108B. That is, the flange joints 108A, 108B lock the eight bolts 152 and the nuts 154 at equal intervals, for example, at an interval of an angle θ=45 [°]. The gasket 150 is arranged so as to be in contact with the opposing surfaces of the flange joints 108A, 108B, and not to overlap the flow paths formed by the pipes 106A, 106B and the like.

In the instruction information of the tightening process, for example, the bolts 152A, 152B, 152C, . . . , and the nuts 154A, 154B, 154C, . The step-by-step method is used to enhance the locking, which includes the number of times of locking and the information on the increase of the locking torque value T, etc.

In addition, during the tightening process, the position or locking of the tightening tool 134 to the flange tightening portion 104 may also be monitored by, for example, the controller 140, the terminal device 12, or other monitoring mechanisms for working conditions not shown. The tightening sequence, the situation that the locking process has been completed, etc., are notified to the management server 4 .

＜About instruction information＞ FIG. 12 shows an example of instruction information.

For example, as shown in FIG. 12 , the instruction information 160 notified from the management server 4 to the terminal device 12 may include the setting information portion 162 of the flange fastening portion 104 for which the operator 10 is responsible, or the setting information portion 162 for setting this The information is forwarded to the instruction information generation operation unit 164 of the terminal device 12 or other equipment, tools, or the like.

The setting information part 162 may include information such as the target axial force or torque value of the locking, the name of the flange, the type, size or count of the bolt, the type of the gasket, and the like.

The instruction information generation operation unit 164 may include a selection unit, and the selection unit may input or output the setting information included in the setting information unit 162 .

<About work report information 170> FIG. 13 shows an example of job report information.

For example, as shown in FIG. 13, this work report information 170 is information showing the work progress or work completion of each flange fastening part 104 or the work place, and includes a person in charge part 172, a work content part 174, and a measurement information part 176.

The operation report information 170 can also be produced by, for example, the operator 10 who has performed the tightening process using the terminal device 12, or the terminal device 12 can also use the slave controller 140, the tightening tool 134, or other axial force senses not shown. It is created automatically based on the information obtained by measuring equipment such as measuring instruments. In addition, the work report information 170 can also be created based on the inspection result of the tightening state performed by a manager or the like (not shown).

In the person-in-charge section 172, information such as the name and ID of the operator 10 can be input. In addition, you can also enter information on the work day, the date and time when the work report was created, and so on.

A description of the content of work performed by the operator 10 or a description of the progress information, or a report of the content of inspection or status by the management staff can be input as a work report in the work content section 174 .

The measurement information section 176 can input the axial force measured by a measurement device (not shown), the specific pressure information of the load received by the gasket 150, and the like.

In addition, the operation report information 170 may also record a failure report, such as a water leak or a damaged condition of a flange or the like found during the tightening process, and the like.

<About work status screen 180> 14 and 15 show an example of the work status screen.

For example, as shown in FIG. 14 , a work place icon 92 and moving information 94 may be displayed on a map including facilities and roads of a factory, and an abnormal state icon 182 may be displayed as work evaluation information on the work status screen 180 . The abnormal state icon 182 specifies information such as the delay state between the work places, the occurrence of water leakage at the flange fastening portion 104, etc., based on the comparison result of the work report information and the step information, for example.

In addition, for example, as shown in FIG. 15 , on the work status screen 180 , it becomes possible to display the work information screen 184 created based on the work report information for the work place icon 92 or the mobile information 94 . The work information screen 184 may display, for example, work history information, tightening condition information, repair status information, airtight test result information, leak cause information, leak countermeasure information, and the like.

<Effects of the second embodiment> According to this second embodiment, any of the following effects can be obtained.

(1) The same effects as those of the first embodiment can be obtained.

(2) Regarding the working status of the tightening process, by clearly displaying the progress status and the occurrence status of an abnormal state on the working status screen 180 , the grasp of the working status becomes easier and the reliability of tightening management is improved.

[Variation] With regard to the above-described embodiments, the characteristic matters and modified examples thereof will be listed below.

(1) In the above-described embodiment, although a case where a radio or a beacon is used as the transmitter 11 is shown, it is not limited to this. The transmitter 11 can also use, for example, the terminal device 12 or a mobile phone.

(2) In the above-mentioned embodiment, although the case where the operator 10 carries the transmitter 11 is shown, it is not limited to this. The transmitter 11 may also be installed in, for example, the fastening tool 134 used by the operator 10 for fastening processing or other machines, the vehicle or the terminal device 12 used by the operator 10 for moving.

(3) In the above-mentioned embodiment, although it is shown that the information such as the tightening torque value, the axial force, the specific pressure of the washer 150, etc. is used in the instruction information or work report information notified to the operator 10, it is not subject to limited to this. In the tightening management process, for example, as instruction information and work report information, weather information, temperature, and humidity information at the time of tightening or inspection of the tightening state can be measured, and the influence on the tightening state of the flange can be managed. .

In addition, the management server 4 may use information such as temperature, humidity, weather conditions, etc. at the time of the tightening process together with the tightening state information registered in the past, and perform the mating according to the weather conditions at the time of outputting the instruction information. State prediction processing for slice 150. Thereby, the management server 4 only needs to perform the assignment of the work place of the worker 10 , the movement sequence, the adjustment of the setting information of the tightening torque value, etc. according to the weather conditions and the like during the tightening process.

(4) In addition to this, the management server 4 can also use the information included in the operation report information to evaluate the skill information of the operator 10 . In this evaluation process, the operation may be registered in the skill information section 36 of the operator database 14 for occurrence of water leakage from the flange fastening portion 104, for example, in addition to the failure of the fastening state based on the operation report information. The judgment result that the skill of the person 10 is insufficient or has deteriorated. Thereby, in the tightening management process, in addition to changing the assignment of the work place based on the skill information, for example, instruction information for reminding the operator 10 to perform the skill training again can be output.

(5) In the above-mentioned embodiment, it is shown that the management server 4 notifies the operator 10 whose tightening process has been delayed relative to the step information, based on the obtained operation report information, of the operation with the abnormal status icon 182 displayed. Status screen 180.

In addition, the management server 4 can refer to the progress information of other operators 10 in addition to inferring the unprocessed tightening parts from the step information of the delayed operator 10 and changing it to another working day. To perform the re-sharing process of assigning the unprocessed fastening parts to other workers 10 .

As described above, the preferred embodiment and the like of the technology of the present disclosure have been described. The technology of the present disclosure is not limited to the technology described above. Those with ordinary knowledge in the technical field to which the present invention pertains can make various modifications or changes in accordance with the gist of the invention described in the scope of the patent application or disclosed in the form for carrying out the invention. Of course, such deformations and changes are also included in the scope of the technology of the present disclosure.

2: Fastening management system 4: Manage the server 6: Database (DB) 8: Internet 10: Workers 11: Transmitter 12: Terminal device 14: Operator Database 16: Factory Database 18: Operation Status Database 20: Step Information Database 21: Identifying Information 22-1, 22-2~22-N: Worker files 24: Operations Department 26:ID number department 28: Address Information Department 30: Date Department 32: Instruct the Information Department 34: Work History Department 36: Skills Information Department 38: Location Information Department 40: Work History Department 42: Work object department 44: Repair Period 46: Skill Condition Information Department 50-1, 50-2~50-N: Operation status file 52: Operations Department 54: Location Information Department 54-1: Operations Department 54-2: Signal Department 56: Mobile Information Department 58: Skill Condition Information Department 60: Skills Information Department 62: Work load department 64: Operational Capability Department 66: Evaluation Department 70-1, 70-2~70-N: Step information file 72: Operations Department 74: Date Department 76: Operations Department 78: Homework Time Department 78-1: Start time department 78-2: Elapsed Time Department 80: Set time section 82: Homework Contents Department 84: Operation Status Department 90,180: Job status screen 92: Workplace icon 94: Mobile Information 96: Move Instruction Information 100: Factory Facilities 102A~102G: Workplace identification information 104: Flange fastening part 106A, 106B: Piping 108A, 108B: Flange joint 110: Tags 112, 116: Code Information Reading Department 114:ID card 120: Control Department 122: Processor 124: Memory Department 126: Communications Department 128:I/O 130: Identification information input part 132: External DB 134: Fastening tools 136: Information Reminder Department 138: Operation input part 140: Controller 144: Cable 146: Display part 148: Operation input part 150: Gasket 152A, 150B, 150C: Bolts 154A, 154B, 154C: Nut 160:Instruction information 162: Setting Information Department 164: Instruction information generation operation part 170:Job report information 172: Responsible Personnel Department 174: Homework Contents Department 176: Measurement and Information Department 182: Abnormal status icon 184: Job information screen T: Tightening torque value S101~S108, S201~S211: Steps

FIG. 1 is a flowchart showing an example of a tightening management process according to the first embodiment. FIG. 2 is a diagram showing a configuration example of a tightening management system. FIG. 3 is a diagram showing a configuration example of a worker database. FIG. 4 is a diagram showing a configuration example of a factory database. FIG. 5 is a diagram showing a configuration example of a work status database. FIG. 6 is a diagram showing a configuration example of a step information database. FIG. 7 is a diagram showing an example of a work status screen including the position and movement information of the worker. FIG. 8 is a flowchart showing an example of the tightening management process in the second embodiment. FIG. 9 is a diagram showing a configuration example of a tightening management system. FIG. 10 is a diagram showing an example of a hardware configuration of a management server. FIG. 11 is a diagram showing a configuration example of a fastening tool and a terminal device. FIG. 12 is a diagram showing an example of instruction information. FIG. 13 is a diagram showing an example of work report information. FIG. 14 is a diagram showing an example of a work status screen. FIG. 15 is a diagram showing an example of a work status screen.

S101~S108: Steps

Claims (7)

A fastening management method, characterized by comprising the following steps: Receive the signal from the sending agency, and obtain the location information and movement information of the operator; Read out from the database the assignment information of the aforementioned operators and the step information including the operation steps in the operation place of the factory equipment; Notifying the aforesaid operators of instruction information containing the tightening information for the aforesaid plant equipment; Obtain the identification information of the aforementioned operator, and use the aforementioned assignment information to perform the authentication process of the aforementioned operator; Obtain work report information from the aforementioned operators; Evaluate the status of the job by comparing the aforementioned job report information with the aforementioned step information; and The evaluation result of the work state is registered in the aforementioned database. The tightening management method of claim 1, which includes the following steps: generating an operation status screen, the operation status screen includes the position information, the movement information, and the evaluation result of the operation status; and This work status screen is notified to the above-mentioned workers and managers. The tightening management method of claim 1 or 2, comprising the following steps: The above-mentioned operation state screen whose display content is switched according to the evaluation result of the above-mentioned operation state is generated. A fastening management system is characterized by having: Sending mechanism, which can be carried by the operator, or set on the fastening tool, and will send a signal; Identify the information acquisition agency and obtain the identification information of the operator; A database to store the identification information of the aforementioned operators, the assignment information to the operators at the workplace of the factory equipment, and the step information of the operation steps; and The management server receives the signal sent by the aforementioned sending mechanism and obtains the location information and movement information of the operator, reads the aforementioned step information from the aforementioned database, and notifies the aforementioned operator of the information containing the tightening information for the aforementioned factory equipment. The instruction information is used, and the above-mentioned assignment information is used to perform the authentication processing of the above-mentioned operator, and the operation report information obtained from the above-mentioned operator is compared with the above-mentioned step information to evaluate the operation status, and the evaluation result is recorded in the above-mentioned database. . The fastening management system of claim 4, wherein the management server generates an operation status screen including the position information, the movement information, and the evaluation result of the operation status, and notifies the operator and the management personnel. A fastening management program is a program realized by a computer, and is characterized in that the following functions are realized by the computer: Obtain the location information and movement information of the operator by the signal sent from the sending agency; Read the assignment information of the workers at the workplace of the factory equipment and the step information including the operation steps; Notifying the aforesaid operators of instruction information containing the tightening information for the aforesaid plant equipment; Obtain the identification information of the aforementioned operator, and use the aforementioned assignment information to authenticate the aforementioned operator; Evaluate the operation status by comparing the operation report information obtained from the aforementioned operator with the aforementioned step information; and The evaluation result of the work state is registered in the database. The fastening management program of claim 6, which uses the aforementioned computer to achieve the following functions: The operation status screen including the position information, the movement information, and the evaluation result of the operation status is generated, and notified to the operator and management personnel.

Images