WO2018180055A1 - Seal construction management method, seal construction management device, seal construction management program, and seal construction management system - Google Patents
Seal construction management method, seal construction management device, seal construction management program, and seal construction management system Download PDFInfo
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- WO2018180055A1 WO2018180055A1 PCT/JP2018/006411 JP2018006411W WO2018180055A1 WO 2018180055 A1 WO2018180055 A1 WO 2018180055A1 JP 2018006411 W JP2018006411 W JP 2018006411W WO 2018180055 A1 WO2018180055 A1 WO 2018180055A1
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- tightening
- seal construction
- construction management
- bolt
- tool
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- 238000009430 construction management Methods 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000007726 management method Methods 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 7
- 230000004087 circulation Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 description 30
- 230000006870 function Effects 0.000 description 19
- 238000012545 processing Methods 0.000 description 14
- 238000004891 communication Methods 0.000 description 9
- 230000010365 information processing Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/04—Manufacturing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Definitions
- the present invention relates to a seal construction management technique used for tightening a flange for connecting piping, valves, pumps, and the like.
- Flanged joints are used for connecting pipes and connecting pumps to pipes.
- a gasket is sandwiched between the flanges of the flange joint, and tightening is performed with bolts and nuts arranged at a plurality of locations on the flange.
- a tightening tool such as a torque wrench is used for this tightening.
- a tightening torque is applied from a tightening tool to bolts and nuts arranged at a plurality of locations. If a tool capable of torque management is used for this tightening, a desired tightening torque may be applied to the bolts and nuts, and uniform and uniform tightening is possible.
- an object of the present invention is to automate the setting of output torque according to the number of times of tightening places and the tightening places, to facilitate the management of seal construction and to improve the construction accuracy.
- another object of the present invention is to use a tightening tool capable of automatically setting an output torque in view of such a problem, to facilitate the management of seal construction and improve the construction accuracy.
- a plurality of tightening locations are set on a flange sandwiching a gasket, and each tightening location is provided with bolts and nuts and tightened.
- a step of calculating or selecting a torque value to be applied to the bolt or the nut according to the number of rounds of the tightening location or the tightening location, a step of setting the torque value in a tightening tool, and the cycle And changing the output torque of the tightening tool stepwise or continuously depending on the number or the tightening location.
- the seal construction management method may further include a step of detecting the number of rounds or the tightening location of the tightening tool.
- the seal construction management method may further include a step of setting the number of times of the tightening portion or the tightening portion in the tightening tool.
- the number of rotations of the tightening tool or the tightening location is detected by using the step of detecting the axial force of the bolt, the detected change information of the axial force, and the information for identifying the bolt. And a step of performing.
- a seal construction management device in which a plurality of tightening points are set on a flange sandwiching a gasket and tightened with bolts and nuts at each tightening point.
- a torque value to be applied to the bolt or the nut is calculated or selected according to the number of rounds of the tightening point or the tightening point, the torque value is set in a tightening tool, and the number of rounds or the tightening Control means for changing the output torque of the tightening tool stepwise or continuously depending on the location is provided.
- the seal construction management device may include a detecting means for detecting the number of times of the tightening portion of the tightening tool or the tightening portion.
- the tightening tool may include setting means for setting the number of rounds of the tightening location or the tightening location.
- the control means may be installed in the tightening tool, or may be installed separately from the tightening tool and connected by wire or wirelessly.
- the detection means includes an axial force sensor that detects an axial force of the bolt, and uses the axial force change information detected by the axial force sensor and information that identifies the bolt, You may detect the said frequency
- a bolt or a nut is applied according to the number of times of tightening at a plurality of tightening points set on the flange sandwiching the gasket or the tightening points.
- a seal construction management system in which a plurality of tightening points are set on a flange sandwiching a gasket, and each tightening point is tightened with a bolt and a nut.
- a tightening tool capable of stepwise or continuously controlling an output torque applied to the bolt or the nut, and connected to the tightening tool by wire or wirelessly.
- the torque value to be applied to the bolt or the nut is calculated or selected according to the setting, the torque value is set in the tightening tool, and the output of the tightening tool is stepwise or continuously according to the number of cycles or the tightening position.
- a controller for changing the torque is provided.
- any of the following effects can be obtained. (1) By changing the output torque applied from the tightening tool to the bolt or nut at the tightening point of the flange stepwise or continuously depending on the number of times of tightening or the tightening point, the axial force of each bolt is adjusted to the target shaft Can reach the force. (2) The output torque applied from the tightening tool to the bolt or nut at the tightening point of the flange can be automatically and gradually changed to the optimum value according to the number of tightening points or tightening point. Highly accurate seal construction can be realized without being affected by the skill and intuition.
- the seal construction can be made uniform and quick. (4) The error of the installer can be reduced and the reliability of the seal construction can be improved.
- A is a figure which shows the seal construction management apparatus which concerns on 1st Embodiment. It is a figure which shows the circulation form of a fastening location. It is a flowchart which shows the process order of seal construction management.
- A is a figure which shows the seal construction management system which concerns on 2nd Embodiment
- B is a figure which shows the function of a control part. It is a figure which shows the processing sequence of seal construction management.
- It is a figure which shows the seal construction management apparatus which concerns on 3rd Embodiment.
- A is a figure which shows an example of a clamping tool
- B is a figure which shows an example of an axial force sensor.
- A is a figure which shows the hardware of a controller
- B is a figure which shows a memory
- FIG. 1 shows a seal construction management apparatus according to the first embodiment.
- the configuration shown in FIG. 1 is an example, and the present invention is not limited to such a configuration.
- This seal construction management device 2-1 is used for tightening and managing a plurality of bolts 6 and nuts 8 of the seal construction section 4 for connecting pipes, valves, pumps and the like.
- the seal construction portion 4 is an example of a tightening target, and a gasket 12 is sandwiched between the flanges 10-1 and 10-2, and bolts 6 and nuts 8 are disposed at a plurality of tightening locations.
- the seal construction management device 2-1 includes a tightening tool 14 and a control unit 16-1.
- the tightening tool 14 may be any tool that can generate an output torque T to be applied to the bolt 6 or the nut 8 and can manage the change of the output torque. That is, a general electric tool such as a nut runner can be used for the tightening tool 14.
- the control unit 16-1 is an example of a control unit for the tightening tool 14, and is configured by a computer, for example.
- the function of the control unit 16-1 includes a. A function for calculating or selecting a torque value ⁇ to be applied to the bolt 6 or the nut 8 according to the number N of tightening points or the tightening point P. b. Function for setting the torque value ⁇ to the tightening tool 14 c. A function of changing the output torque T of the tightening tool 14 stepwise or continuously in accordance with the number of times N or the tightening point P is included.
- the tightening position is a place where a tightening force is applied between the flanges 10-1 and 10-2, and is the position where the bolt 6 or the nut 8 is arranged in the example described above.
- the number N of rotations of the tightening points P is the number of units that circulate around the positions P1, P2,.
- the torque value ⁇ is a torque set to reach the target axial force Fe at the tightening point, and is a value to be applied to the bolt 6 or the nut 8 according to the number N of the tightening points or the tightening point P.
- This torque value ⁇ is calculated as a level value necessary to reach the target axial force Fe according to the tightening condition including the gasket 12.
- the torque value ⁇ may be selected from a database of torque values ⁇ calculated in advance according to the number N of tightening points or the tightening point P.
- the torque value ⁇ is control information that the control unit 16-1 outputs to the tightening tool 14, and the torque value ⁇ is set in the tightening tool 14 with this control information.
- the output torque T of the tightening tool 14 is changed stepwise or continuously by the control unit 16-1 in accordance with the number of times N or the tightening point P. Thereby, the axial force of the bolt 6 or the nut 8 at each tightening point is made to reach the target axial force Fe.
- the positions P1, P2,... Pn may be visited in order, and the positions of the tightening points may be changed as shown by the arrow b of FIG. P1, P2,... Pn may be circulated by changing the tightening points in the diameter direction of the flanges 10-1, 10-2. That is, positions P1, P2,... Pn may be continuously changed in numerical order, and tightening locations may be changed, or a predetermined number of the tightening locations may be skipped regularly for circulation. Therefore, the number of tours N is not limited to the count value of the tours in which the positions P1, P2,... Pn are sequentially continued, and may be a count value counted in units of tours skipping a predetermined position.
- FIG. 3 shows a process of seal construction management using the control unit 16-1.
- This construction management is an example of a seal construction management method, in which a plurality of tightening points are set on the flanges 10-1 and 10-2 sandwiching the gasket 12, and each of the tightening points is tightened with bolts 6 and nuts 8 ( S101, S102, S103, S104, S105, S106).
- the torque value ⁇ to be applied to the bolt 6 or the nut 8 is calculated or selected according to the number N of tightening places or the tightening place P in the seal construction (before construction or during construction) (S101). ).
- the calculated or selected torque value ⁇ is set in the tightening tool 14 by the control unit 16-1 (S102).
- the axial force F at each tightening location may be detected from each bolt 6 by an axial force sensor, or may be calculated using the detected value of the torque sensor on the tightening tool 14 side.
- FIG. 4A shows a seal construction management system according to the second embodiment.
- the same parts as those in FIG. 4A is an example, and the present invention is not limited to such a configuration.
- the seal construction management system 2-2 includes a tightening tool 14, a control unit 16-2, and axial force sensors 26-1, 26-2,... 26-n. Since the tightening tool 14 is the same as the structure described above, its description is omitted.
- the control unit 16-2 is an example of a control unit for the tightening tool 14, and is configured by a computer, for example.
- the control unit 16-2 controls the tightening tool 14 in the same manner as the control unit 16-1 (A in FIG. 1), and the control of the axial force sensors 26-1, 26-2,. It differs from the control unit 16-1 in that the detected axial force is used.
- the axial force sensors 26-1, 26-2,..., 26-n are an example of an axial force detection unit that detects the axial force of each bolt 6 in the seal application unit 4.
- the axial force sensors 26-1, 26-2,..., 26-8 are individually provided on the eight bolts 6, and each detected axial force is taken into the control unit 16-2.
- the detected axial force F is used for comparison information as to whether or not each of the detected axial forces F has reached the target axial force Fe, tightening location specifying information, tightening location circulation information, and the like.
- the first, second, and third functions 28, 30, and 32 are realized.
- the torque value ⁇ to be applied to the bolt 6 or the nut 8 is calculated or selected according to the number N of tightening points or the tightening point P.
- the torque value ⁇ is set for the tightening tool 14.
- the output torque T of the tightening tool 14 is changed or maintained stepwise or continuously in accordance with the number of times N or the tightening point P.
- FIG. 5 shows a seal construction management processing sequence of the seal construction management system 2-2.
- initial setting of the tightening tool 14 is performed (S201), and initial setting of the control unit 16-2 is performed (S202).
- Each of the axial force sensors 26-1, 26-2,... 26-n detects the axial force of each bolt 6 (S203), and the control unit 16-2 takes in each detected axial force (S204).
- the control unit 16-2 determines the number N of tightening points P or the tightening point P (S205).
- each tightening point P can be specified by the number of the eight bolts 6 at the eight tightening points P1 to P8 and the change of the detected axial force, and the number N of times of rotation is, for example, the unit of tightening of the eight bolts 6 And the number N of rotations is specified by the number of times that the same bolt 6 is tightened once.
- the torque value ⁇ is provided from the control unit 16-2 to the tightening tool 14 and set (S207).
- the tightening tool 14 generates an output torque T ⁇ according to the torque value ⁇ .
- the output torque T ⁇ is changed or maintained stepwise or continuously according to the number of tightening cycles N or the tightening point P (S208).
- the installer applies the output torque T to the bolts 6 or nuts 8 of the tightening points P1 to P8 with the tightening tool 14, and performs tightening (S209).
- the axial force sensors 26-1, 26-2,... 26-8 detect the axial force of the bolt 6 at each of the tightening points P1 to P8 (S210), and the detected axial force is taken into the control unit 16-2 ( S211).
- the control unit 16-2 determines whether each detected axial force has reached the target axial force (S212). If each detected axial force F has not reached the target axial force Fe (NO in S212), the process returns to S205, and the processes in S205 to S212 are repeated.
- FIG. 6 shows a seal construction management apparatus according to the third embodiment.
- the same parts as those in FIG. 6 is an example, and the present invention is not limited to such a configuration.
- the seal construction management device 2-3 includes a tightening tool 14, a control unit 16-3, and a tightening condition setting unit 34. Since the tightening tool 14 has the same configuration as the seal construction management device 2-1, the description thereof will be omitted.
- the tightening condition setting unit 34 sets the number of times N of the tightening points P or the tightening points P, which is an example of the tightening conditions.
- the control unit 16-3 controls the calculation or selection of the torque value ⁇ and the output torque T of the tightening tool 14 based on the number N of rotations of the tightening points P set by the tightening condition setting unit 34 or the tightening points P.
- the function of the control unit 16-1 of the first embodiment may be realized by the control unit 16-3 and the tightening condition setting unit 34.
- the same effect as that of the above-described embodiment can be obtained even in the configuration in which the number N of tightening points P or the tightening points P are set using the tightening condition setting unit 34. .
- FIG. 7 shows a seal construction management system according to the embodiment.
- the configuration illustrated in FIG. 7 is an example, and the present invention is not limited to such a configuration.
- the seal construction management system 2-4 includes a tightening tool 14, a controller 16-4, and a server computer (hereinafter simply referred to as “server”) 16-5. Since the tightening tool 14 is the same as the structure described above, its description is omitted.
- the controller 16-4 is connected to the tightening tool 14 by wire or wirelessly, and in this example, is connected by a cable 36.
- the controller 16-4 is constituted by, for example, a computer alone or linked with the server 16-5. Instead of connection of the cable 36, Wi-Fi connection or the like may be used as an example of wireless connection.
- the front panel section 38 of the controller 16-4 is provided with a plurality of input operation sections 40 and a display section 42.
- This controller 16-4 is operated by computer processing. a. Calculate or select the torque value ⁇ to be applied to the bolt 6 or the nut 8 according to the number N of tightening points or the tightening point P. b. Setting the torque value ⁇ to the tightening tool 14 c. Change of the output torque T of the tightening tool 14 stepwise or continuously according to the number of times N or the tightening point P. d. Acquisition of tightening management information from server 16-5 e. Acquisition of flange information of flanges 10-1 and 10-2 f. Acquisition of gasket information for gasket 12 g. Check gasket information h. Selection of tightening conditions from tightening condition information and input to the tightening tool 14 i. Presentation of tightening result information j. Implement processing and functions such as presentation of evaluation information on tightening results.
- the controller 16-4 is linked to the server 16-5 in a wired or wireless manner as a communication medium 44 indicated by a broken line.
- the server 16-5 is a computer that supports the information processing of the controller 16-4 or manages the information processing.
- a personal computer may be used.
- the server 16-5 includes a processing unit 46, an input operation unit 48, and a monitor 50.
- FIG. 8A shows an example of the hardware of the tightening tool 14.
- the tightening tool 14 includes a control unit 52, a motor 54, and a torque sensor 56 in the same manner as a general electric tool.
- the control unit 52 includes a computer and a motor drive unit, and control information such as a torque value ⁇ is provided from the controller 16-4.
- the motor 54 is driven according to tightening information such as the torque value ⁇ , and when the trigger switch 24 is turned on, a drive current is supplied to the motor 54.
- the rotation of the motor 54 is transmitted to the socket 22 attached to the rotary shaft 58, and an output torque T is applied to the nut 8 fitted to the socket 22.
- the rotating shaft 58 may be provided with a gear mechanism, and the rotational force of the motor 54 may be transmitted to the socket 22 at a desired gear ratio.
- the torque sensor 56 detects the output torque T from the motor 54 or the rotating shaft 58, and the detected torque is taken into the control unit 52.
- the torque sensor 56 may detect the tightening torque of the bolt 6 and the nut 8 and may be provided outside the tightening tool 14.
- FIG. 8B shows an example of the bolt 6 provided with the axial force sensor 26. If each bolt 6 is provided with an axial force sensor 26 and the axial force F applied to each bolt 6 is detected, the value of the output torque T of the tightening tool 14, its increase or decrease, can be measured.
- the axial force sensor 26 for example, a strain sensor may be used.
- FIG. 9A shows an example of the controller 16-4.
- the controller 16-4 is a control means for the tightening tool 14, and is an example of a seal tightening management apparatus for seal tightening.
- the controller 16-4 is constituted by a computer, for example, and includes a processor 60, a storage unit 62, an input / output unit (I / O) 64, an input operation unit 40, a communication unit 68, and a display unit 42.
- a processor 60 for example, and includes a processor 60, a storage unit 62, an input / output unit (I / O) 64, an input operation unit 40, a communication unit 68, and a display unit 42.
- the processor 60 is an example of a processing unit, and performs information processing such as an OS and a seal construction management program stored in the storage unit 62. For this information processing, acquisition of tightening condition information from the server 16-5, input of tightening conditions including the torque value ⁇ to the tightening tool 14, acquisition of output torque T from the tightening tool 14, monitoring and evaluation of the tightening state, evaluation Controls such as displaying results and outputting tightening result information are included.
- the storage unit 62 is used to store an OS, a seal construction management program, tightening condition information, detection information, and the like, and includes a ROM and a RAM. A storage element capable of holding stored contents may be used for the storage unit 62.
- the I / O 64 is controlled by the processor 60 and used for input / output of control information.
- a barcode reader 72 and a removable external memory 74 are connected to the I / O 64 as external devices.
- the barcode reader 72 is an example of an information acquisition unit.
- the external memory 74 is a log information extraction memory, and for example, a USB (Universal Serial Bus) memory may be used.
- the input operation unit 40 includes a key switch and a touch sensor, and is used for input information input trigger, output information take-out trigger, mode switching, and the like.
- the communication unit 68 is controlled by the processor 60, and is used for wireless connection with the external device such as the server 16-5 and Internet connection.
- the display unit 42 is controlled by the processor 60 and is an example of a means for presenting input information and output information.
- the display unit 42 includes, for example, a green lamp 76-1, a red lamp 76-2, etc. as status information display means. When normal, the green lamp 76-1 is turned on, and when abnormal, the red lamp 76-2 is turned on.
- FIG. 9B shows an example of the contents stored in the storage unit 62.
- the storage unit 62 includes a temporary storage area 78-1 and a storage area 78-2.
- the temporary storage area 78-1 temporarily stores flange information 80, gasket information 82, worker information 84, tightening result information 86 acquired from the tightening tool 14, and the like.
- databases such as a tightening condition table 88 and torque value tables 90-1 and 90-2 are constructed.
- the tightening condition table 88 records tightening condition information related to the flanges 10-1 and 10-2.
- the torque value tables 90-1 and 90-2 store torque value information such as the number N of times of circulation and the torque value ⁇ having different circulation forms.
- FIG. 10 shows an example of the server 16-5.
- the server 16-5 is an example of a log information presentation unit as well as a support device for the controller 16-4.
- the server 16-5 includes a processor 92, a storage unit 94, an input / output unit (I / O) 96, a communication unit 98 in the processing unit 46, and the input operation unit 48 and the monitor 50 described above.
- the processor 92 performs information processing such as an OS in the storage unit 94 and a seal construction management program.
- This information processing includes processing such as provision of tightening condition information to the controller 16-4, acquisition of information representing a tightening result from the controller 16-4, and presentation of the tightening result information.
- the storage unit 94 is used to store an OS, a seal construction management program, tightening condition information, log information, and the like, and includes a ROM and a RAM.
- the storage unit 94 may be a storage device such as a hard disk or a semiconductor memory capable of holding stored contents.
- the I / O 96 is controlled by the processor 92 and used for input / output of control information.
- the communication unit 98 is used, for example, for connecting the wireless controller 16-4 and the like.
- an external memory 100 is connected to the I / O 96 as an external device.
- the communication unit 98 is controlled by the processor 92 and is used for wireless connection with an external device such as the tightening tool 14 and the controller 16-4, and for Internet connection.
- the input operation unit 48 is used to input input information, take out output information, change modes, and the like.
- the monitor 50 is an example of an information presentation unit and a display unit, and is used, for example, to display the tightening condition table 88 and the torque value tables 90-1 and 90-2.
- the screen display unit of the monitor 50 may be provided with a touch panel 102 and input information corresponding to display information may be performed instead of the input operation unit 48.
- FIG. 11 shows an example of the tightening condition table 88.
- the tightening condition table 88 stores tightening condition information and is provided from the server 16-5 to the controller 16-4.
- the tightening condition table 88 includes application location information, flange information 80, gasket information 82, tightening result information 86, and the like as examples of tightening condition information.
- the application location information is information such as the implementation line.
- the flange information 80 is individual information used for identifying the flanges 10-1 and 10-2.
- the gasket information 82 is individual information used for identifying the gasket 12.
- the tightening condition includes link information with torque value tables 90-1 and 90-2 in which the torque value ⁇ , the number N of times of traveling, etc. are stored as torque value information.
- the tightening condition table 88 includes a line information unit 104, a flange information unit 106, a gasket information unit 108, a bolt information unit 110, and a tightening condition information unit 112.
- the line information section 104 for example, identification information of tightening locations such as piping lines such as Line A, Line B, etc. is stored.
- the flange information part 106 stores a flange number and a flange dimension for identifying the flanges 10-1 and 10-2.
- the gasket information part 108 stores a gasket product number for identifying the gasket 12, a gasket size, and the like.
- the bolt information unit 110 stores the number of bolts and the like.
- the tightening condition information unit 112 stores a tightening condition number for identifying the tightening condition.
- the controller 16-4 can grasp the necessary tightening condition information related to the server 16-5 and the tightening, and uses the tightening condition information independently. it can.
- the torque value table 90-1 shown in FIG. 12 corresponds to the traveling form shown in FIG.
- Each value may be calculated at the time of seal construction, or a value calculated in advance may be stored and selected.
- the torque value table 90-2 shown in FIG. 13 corresponds to the seal construction when the traveling form shown in FIG.
- N 1
- Each value may be calculated at the time of sealing, or a value calculated in advance may be stored and selected as in the case of the torque value table 90-1.
- FIG. 14 shows a processing sequence of seal construction management by the seal construction management system 2-42.
- initial setting of the tightening tool 14 is performed (S301), and initial setting of the controller 16-4 is performed (S302).
- the controller 16-4 and the server 16-5 are linked together, and the tightening condition information provided from the server 16-5 is taken into the controller 16-4 (S303).
- the acquisition of the tightening condition information is realized by acquiring the tightening condition table 88 and the torque value tables 90-1 and 90-2.
- the controller 16-4 having acquired the tightening condition information selects tightening conditions corresponding to the flanges 10-1 and 10-2 and the gasket 12 selected in advance (S304). If the torque value ⁇ is calculated in advance, the selection of the tightening condition may include a process of selecting the value. In this way, after the tightening preparation process, the controller 16-4 is linked to the axial force sensors 26-1, 26-2,... 26-n, and the axial force sensors 26-1, 26-2,. 26-n detects the axial force of each bolt 6 (S305), and the controller 16-4 takes in each detected axial force (S306).
- the controller 16-4 calculates the torque value ⁇ to be applied to the bolt 6 or the nut 8 in accordance with the number N of the tightening points P or the tightening points P (S308).
- the tightening conditions of the selected gasket 12 are referred to, and torque values ⁇ 01, ⁇ 02,...
- the torque value ⁇ corresponding to the number N of rounds may be selected from the previously calculated torque values ⁇ 0, ⁇ 01, ⁇ 02.
- the torque value ⁇ is provided and set from the controller 16-4 to the tightening tool 14 (S309).
- the tightening tool 14 generates an output torque T according to the torque value ⁇ .
- the output torque T is changed or maintained stepwise or continuously according to the number N of tightening points P or the tightening points P (S310).
- each of the axial force sensors 26-1, 26-2,..., 26-n detects the axial force of the bolt 6 at each tightening point P (S312), and each detected axial force F is taken into the controller 16-4 ( S313).
- the controller 16-4 determines whether each detected axial force F has reached the target axial force Fe (S314). If each detected axial force F has not reached the target axial force Fe (NO in S314), the process returns to S307, and the processes of S307 to S313 are repeated.
- each detected axial force F reaches the target axial force Fe (YES in S314)
- the tightening is completed (S315), and input to the tightening tool 14 completes the tightening.
- the completion of tightening may be presented using a display device such as the monitor 50.
- the tightening tool 14 takes in the tightening result information to the controller 16-4 (S316), and the controller 16-4 provides the tightening result information to the server 16-5.
- the server 16-5 displays the tightening result information (S317). In this display, you may include constructor information and tightening evaluation information.
- the flanges 10-1 and 10-2 are provided with a flange tag in which the flange information is specified by a barcode, and the flange information is obtained from the flange tag using the barcode reader 72, and the gasket 12 is specified by the barcode.
- the gasket information may be acquired from the gasket tag, and these may be referred to the tightening condition information.
- It may be determined whether the acquired flange information or gasket information matches the tightening information, and the appropriateness may be displayed.
- the identification information and skill information of the installer may be acquired from an ID card owned by the installer, and this installer information may be reflected in the tightening result information.
- FIG. 15 shows the transition of the detected axial force by the tightening management described above.
- F is a detected axial force
- Fe is a target axial force.
- each detected axial force F is obtained.
- the torque management with high accuracy provided by the tightening condition information can be performed, and the bolts to be tightened can be securely and efficiently tightened with different torques ⁇ . It is possible to realize highly accurate seal construction management that far exceeds management that relies on the individuality and intuition of the operator. (3) Information processing using a computer with a tightening tool capable of tightening management enables automation, high precision, simplification, and high efficiency of seal construction, and reliability that does not depend on the experience or intuition of the operator High seal construction is possible.
- the detected axial force of each of the axial force sensors 26-1, 26-2,..., 26-n that detects the axial force of the bolt 6 to which the output torque T is applied from the tightening tool 14.
- a configuration may be used in which the torque value ⁇ is increased or decreased. That is, in the seal construction management method, a step of detecting the axial force of the bolt 6 to which the output torque T is applied from the tightening tool 14, and a step of increasing or decreasing the torque value ⁇ or the output torque T according to each detected axial force.
- controller 16-4 and the server 16-5 are described as independent devices, but the controller 16-4 may have the function of the server 16-5. That is, the controller 16-4 and the server 16-5 may be configured integrally.
- the controller 16-4 may use a portable information terminal such as a smartphone.
- the controller 16-4 and the server 16-5 are set to one tightening tool 14, but the controller 16-4 and the server 16 are set to a plurality of tightening tools 14. -5 may be set, and a plurality of controllers 16-4 may include a single server 16-5.
- seal construction management method, seal construction management apparatus, seal construction management program, and seal construction management system of the present invention are automated and highly accurate with seal processing by information processing using a computer using a tightening tool capable of tightening management. Simplification and high efficiency can be realized, and a reliable seal construction that does not depend on the experience and intuition of the operator can be achieved, which is beneficial.
- Axial force sensor 28 First Function 30 Second function 32 Third function 34 Tightening condition setting section 36 Cable 38 Front panel section 40 Input operation section 42 Display section 44 Communication medium 46 Processing section 48 Input operation section 50 Monitor 52 Control section 54 Motor 56 Torque sensor 58 Rotation axis 60 Processor 62 Storage unit 64 Input / output unit 68 Communication 72 Bar code reader 74 External memory 76-1 Green lamp 76-2 Red lamp 78-1 Temporary storage area 78-2 Storage area 80 Flange information 82 Gasket information 84 Worker information 86 Tightening result information 88 Tightening condition table 90-1, 90-2 Torque value table 92 Processor 94 Storage unit 96 Input / output unit (I / O) 98 Communication section 100 External memory 102 Touch panel 104 Line information section 106 Flange information section 108 Gasket information section 110 Bolt information section 112 Tightening condition information section
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Abstract
Description
With regard to this tightening tool, in a tool in which an electric motor is used as the rotational drive source, a current pulse is intermittently applied to the motor, the current value is controlled according to the detected torque, and the current pulse is generated when the target torque is reached. It is known to stop (for example, Patent Document 1).
また、本発明の他の目的は、斯かる課題に鑑み、出力トルクの自動設定が可能な締付け工具を使用し、シールの施工管理の容易化および施工精度の向上を図ることにある。
Therefore, in view of such a problem, an object of the present invention is to automate the setting of output torque according to the number of times of tightening places and the tightening places, to facilitate the management of seal construction and to improve the construction accuracy.
In addition, another object of the present invention is to use a tightening tool capable of automatically setting an output torque in view of such a problem, to facilitate the management of seal construction and improve the construction accuracy.
上記シール施工管理方法において、前記ボルトの軸力を検出する工程と、検出した軸力の変化情報および前記ボルトを識別する情報を利用して、前記締付け工具の前記巡回数または前記締付け箇所を検出する工程とを含んでよい。 The seal construction management method may further include a step of setting the number of times of the tightening portion or the tightening portion in the tightening tool.
In the seal construction management method, the number of rotations of the tightening tool or the tightening location is detected by using the step of detecting the axial force of the bolt, the detected change information of the axial force, and the information for identifying the bolt. And a step of performing.
上記シール施工管理装置において、前記検出手段は、前記ボルトの軸力を検出する軸力センサーを備え、前記軸力センサーで検出した軸力の変化情報および前記ボルトを識別する情報を利用して、前記締付け工具の前記巡回数または前記締付け箇所を検出してよい。 In the seal construction management apparatus, the control means may be installed in the tightening tool, or may be installed separately from the tightening tool and connected by wire or wirelessly.
In the seal construction management device, the detection means includes an axial force sensor that detects an axial force of the bolt, and uses the axial force change information detected by the axial force sensor and information that identifies the bolt, You may detect the said frequency | count of the said fastening tool, or the said fastening location.
(1) フランジの締付け箇所のボルトまたはナットに締付け工具から付与する出力トルクを締付け箇所の巡回数または締付け箇所に応じて段階的または連続的に変更させることにより、各ボルトの軸力を目標軸力に到達させることができる。
(2) フランジの締付け箇所のボルトまたはナットに締付け工具から付与する出力トルクは、締付け箇所の巡回数または締付け箇所に応じて自動的に段階的または連続的に最適値に変更できるので、施工者の技量や勘に影響を受けることがなく、精度の高いシール施工を実現できる。
(3) 複数の締付け箇所の各ボルトの軸力を目標軸力に到達させる巡回数を設定できるので、シール施工の画一化や迅速化を図ることができる。
(4) 施工者の過誤を低減でき、シール施工の信頼性を高めることができる。 According to the present invention, any of the following effects can be obtained.
(1) By changing the output torque applied from the tightening tool to the bolt or nut at the tightening point of the flange stepwise or continuously depending on the number of times of tightening or the tightening point, the axial force of each bolt is adjusted to the target shaft Can reach the force.
(2) The output torque applied from the tightening tool to the bolt or nut at the tightening point of the flange can be automatically and gradually changed to the optimum value according to the number of tightening points or tightening point. Highly accurate seal construction can be realized without being affected by the skill and intuition.
(3) Since it is possible to set the number of rounds for the axial force of each bolt at a plurality of tightening points to reach the target axial force, the seal construction can be made uniform and quick.
(4) The error of the installer can be reduced and the reliability of the seal construction can be improved.
Other objects, features, and advantages of the present invention will become clearer with reference to the accompanying drawings and each embodiment.
図1は、第1の実施の形態に係るシール施工管理装置を示している。図1に示す構成は一例であり、斯かる構成に本発明が限定されない。 [First Embodiment]
FIG. 1 shows a seal construction management apparatus according to the first embodiment. The configuration shown in FIG. 1 is an example, and the present invention is not limited to such a configuration.
a.締付け箇所の巡回数Nまたは締付け箇所Pに応じてボルト6またはナット8に付与するトルク値τを算出しまたは選定する機能
b.締付け工具14にトルク値τを設定する機能
c.巡回数Nまたは締付け箇所Pに応じて段階的または連続的に締付け工具14の出力トルクTを変更する機能
などが含まれる。 The control unit 16-1 is an example of a control unit for the tightening
a. A function for calculating or selecting a torque value τ to be applied to the
この施工管理はシール施工管理方法の一例であり、ガスケット12を挟んだフランジ10-1、10-2に複数の締付け箇所が設定され、各締付け箇所にボルト6およびナット8を備えて締め付ける工程(S101、S102、S103、S104、S105、S106)が含まれる。 FIG. 3 shows a process of seal construction management using the control unit 16-1.
This construction management is an example of a seal construction management method, in which a plurality of tightening points are set on the flanges 10-1 and 10-2 sandwiching the
算出または選定したトルク値τが制御部16-1により締付け工具14に設定される(S102)。 In this seal construction management, the torque value τ to be applied to the
The calculated or selected torque value τ is set in the
(1) 施工者の技量や勘に頼ることなく、精度の高い信頼性のあるシール施工を実現できる。
(2) トルク値τの算定、設定および出力トルクTの検出を一貫して行うことができ、信頼性の高いシール施工を迅速化できる。
(3) 施工者のシール施工の過誤の低減や、施工者の安全性を高めることができる。 <Effect of the first embodiment>
(1) Highly accurate and reliable seal construction can be realized without depending on the skill and intuition of the installer.
(2) The calculation and setting of the torque value τ and the detection of the output torque T can be performed consistently, and a highly reliable seal construction can be speeded up.
(3) It is possible to reduce errors in the seal construction of the installer and to improve the safety of the installer.
図4のAは、第2の実施の形態に係るシール施工管理システムを示している。図4のAにおいて、図1のAと同一部分には同一符号を付してある。図4のAに示す構成は一例であり、斯かる構成に本発明が限定されない。 [Second Embodiment]
FIG. 4A shows a seal construction management system according to the second embodiment. In FIG. 4A, the same parts as those in FIG. The configuration shown in FIG. 4A is an example, and the present invention is not limited to such a configuration.
(1) 締付け箇所の巡回数Nや締付け箇所Pに応じたトルク値τの算出、締付け箇所の巡回数や締付け箇所に対応するトルク値τの設定、出力トルクTの締付け箇所の巡回数や締付け箇所に応じて連続的または段階的に変更し、ボルト6の軸力Fを目標軸力Feに迅速に到達させることができる。
(2) 締付け工具14からボルト6に加えられる出力トルクTを各ボルト6から検出軸力Fで捉えて監視できるので、信頼性のあるシール施工を実現できる。
(3) 軸力不足や過剰軸力を生じることなく、目標軸力として適正な軸力を得ることができる。
(4) 締付け箇所の巡回はボルト番号順だけでなく、ボルト番号をスキップした種々の形態での締付けを行うことができ、いずれの締付け巡回を用いても適正なシール施工を迅速に行うことができる。 <Effects of Second Embodiment>
(1) Calculation of the torque value τ according to the number N of tightening points and the tightening point P, setting of the number of tightening points and the torque value τ corresponding to the tightening point, the number of tightening points and tightening of the output torque T The axial force F of the
(2) Since the output torque T applied to the
(3) An appropriate axial force can be obtained as the target axial force without causing insufficient axial force or excessive axial force.
(4) The tightening locations can be tightened not only in bolt number order but also in various forms with bolt numbers skipped, and proper tightening can be carried out quickly using any tightening tour. it can.
図6は、第3の実施の形態に係るシール施工管理装置を示している。図6において、図1のAと同一部分には同一符号を付してある。図6に示す構成は一例であり、斯かる構成に本発明が限定されない。 [Third Embodiment]
FIG. 6 shows a seal construction management apparatus according to the third embodiment. In FIG. 6, the same parts as those in FIG. The configuration illustrated in FIG. 6 is an example, and the present invention is not limited to such a configuration.
As in the third embodiment, the same effect as that of the above-described embodiment can be obtained even in the configuration in which the number N of tightening points P or the tightening points P are set using the tightening
このシール施工管理システム2-4には締付け工具14、コントローラー16-4およびサーバーコンピュータ(以下単に「サーバー」と称する)16-5が備えられる。締付け工具14は既述した構成と同様であるので、その説明を割愛する。 FIG. 7 shows a seal construction management system according to the embodiment. The configuration illustrated in FIG. 7 is an example, and the present invention is not limited to such a configuration.
The seal construction management system 2-4 includes a
a.締付け箇所の巡回数Nまたは締付け箇所Pに応じてボルト6またはナット8に付与するトルク値τを算出しまたは選定
b.締付け工具14にトルク値τの設定
c.巡回数Nまたは締付け箇所Pに応じて段階的または連続的に締付け工具14の出力トルクTの変更
d.サーバー16-5から締付け管理情報の取得
e.フランジ10-1、10-2のフランジ情報の取得
f.ガスケット12のガスケット情報の取得
g.ガスケット情報の照合
h.締付け条件情報から締付け条件の選定、締付け工具14への入力
i.締付け結果情報の提示
j.締付け結果の評価情報の提示
などの処理や機能を実現する。 This controller 16-4 is operated by computer processing.
a. Calculate or select the torque value τ to be applied to the
図8のAは、締付け工具14のハードウェアの一例を示している。この締付け工具14には一般的な電動工具と同様に制御部52、モーター54、トルクセンサー56が含まれる。 <Tightening
FIG. 8A shows an example of the hardware of the tightening
図9のAは、コントローラー16-4の一例を示している。コントローラー16-4は、締付け工具14の制御手段であるとともに、シール締付けのシール施工管理装置の一例である。 <Controller 16-4>
FIG. 9A shows an example of the controller 16-4. The controller 16-4 is a control means for the tightening
図10は、サーバー16-5の一例を示している。サーバー16-5は、コントローラー16-4の支援装置であるとともに、ログ情報の提示手段の一例である。 <Server 16-5>
FIG. 10 shows an example of the server 16-5. The server 16-5 is an example of a log information presentation unit as well as a support device for the controller 16-4.
通信部98はプロセッサ92により制御され、締付け工具14、コントローラー16-4などの外部機器との無線接続や、インターネット接続に用いられる。
入力操作部48は入力情報の入力、出力情報の取出し契機、モード切替えなどに用いられる。
モニター50は情報提示部、表示部の一例であり、たとえば、締付け条件テーブル88、トルク値テーブル90-1、90-2の表示に用いられる。このモニター50の画面表示部にはタッチパネル102を備え、入力操作部48に代え、表示情報に対応した入力情報を行うようにしてよい。 The I /
The
The
The
図11は、締付け条件テーブル88の一例を示している。この締付け条件テーブル88は締付け条件情報が格納され、サーバー16-5からコントローラー16-4に提供される。この締付け条件テーブル88には締付け条件情報の一例として、適用箇所情報、フランジ情報80、ガスケット情報82、締付け結果情報86などが含まれる。適用箇所情報は実施ラインなどの情報である。フランジ情報80はフランジ10-1、10-2の識別に用いる個別情報である。ガスケット情報82はガスケット12の識別に用いる個別情報である。締付け条件にはトルク値情報としてトルク値τ、巡回数Nなどが格納されるトルク値テーブル90-1、90-2とのリンク情報が含まれる。 <Tightening condition table 88>
FIG. 11 shows an example of the tightening condition table 88. The tightening condition table 88 stores tightening condition information and is provided from the server 16-5 to the controller 16-4. The tightening condition table 88 includes application location information,
図12に示すトルク値テーブル90-1は、既述の図2のAに示す巡回形態に対応する。このトルク値テーブル90-1には、締付け箇所Pの巡回数N(=0,2・・・n)および締付け箇所P(=P1,P2・・・Pn)のトルク値τ(=τ01,τ02・・・τnn)が格納される。これらトルク値τは、締め付け対象であるフランジ10-1、10-2、ガスケット12に応じて巡回数N(=0,2・・・n)に応じて算出されて格納される。各値はシール施工に際して算出してもよいし、予め算出された値を格納し、これを選択してもよい。 <Torque value tables 90-1, 90-2>
The torque value table 90-1 shown in FIG. 12 corresponds to the traveling form shown in FIG. In the torque value table 90-1, the number of cycles N (= 0, 2,... N) of the tightening points P and the torque value τ (= τ01, τ02) of the tightening points P (= P1, P2. ... Τn) are stored. These torque values τ are calculated and stored according to the number of times N (= 0, 2,... N) according to the flanges 10-1, 10-2 and
図14は、シール施工管理システム2-42によるシール施工管理の処理シーケンスを示している。
シール施工に際し、締付け工具14の初期設定を行い(S301)、コントローラー16-4の初期設定を行う(S302)。この初期設定の後、コントローラー16-4とサーバー16-5を連係させ、サーバー16-5から提供される締付け条件情報をコントローラー16-4に取り込む(S303)。締付け条件情報の取込みは、締付け条件テーブル88、トルク値テーブル90-1、90-2の取得によって実現される。 <Seal construction management processing sequence>
FIG. 14 shows a processing sequence of seal construction management by the seal construction management system 2-42.
At the time of seal construction, initial setting of the tightening
a)フランジ10-1、10-2にフランジ情報をバーコードで明示したフランジタグを備え、そのフランジタグからバーコードリーダー72を用いてフランジ情報の取得や、ガスケット12にバーコードで明示されたガスケットタグからガスケット情報を取得し、これらを締付け条件情報に参照してもよい。
b)取得したフランジ情報やガスケット情報が締付け情報に合致するか否かの判断を行い、その適否の表示を行ってよい。
c)施工者の識別情報やスキル情報を施工者が所有するIDカードから取得し、この施工者情報を締付け結果情報に反映させてもよい。 In this processing procedure, the following processing may be included.
a) The flanges 10-1 and 10-2 are provided with a flange tag in which the flange information is specified by a barcode, and the flange information is obtained from the flange tag using the barcode reader 72, and the
b) It may be determined whether the acquired flange information or gasket information matches the tightening information, and the appropriateness may be displayed.
c) The identification information and skill information of the installer may be acquired from an ID card owned by the installer, and this installer information may be reflected in the tightening result information.
図15は、既述の締付け管理による検出軸力の推移を示している。図15のA、B、Cにおいて、締付け箇所P(=P1~P8)に対応して放射状に中心Oから座標軸yを取り、中心Oから座標軸を遠ざかる方向に軸力を取る。Fは検出軸力であり、Feは目標軸力である。この例では、巡回数N=3で目標軸力Feに到達させる場合を示している。 <Seal construction using tightening management>
FIG. 15 shows the transition of the detected axial force by the tightening management described above. In A, B, and C of FIG. 15, the coordinate axis y is taken radially from the center O and the axial force is taken away from the center O in correspondence with the tightening points P (= P1 to P8). F is a detected axial force, and Fe is a target axial force. In this example, the case where the target axial force Fe is reached with the number of times N = 3 is shown.
(1) 締付け条件情報から適合する締付け条件が自動的に選択されるので、作業者に締付け条件の管理を強いる必要がなく、締付け条件設定から作業者の負担を軽減できる。作業者の経験や勘に頼る締付け条件の設定を回避して自動化でき、また、書面指示による煩瑣な作業や、書面指示による入力ミスや締付けミスを防止できる。
(2) この締付け条件をサーバー16-5から個別的具体的にコントローラー16-4に提供できるので、たとえば、全ボルトを同トルクで締め付けるといった概括的作業を回避でき、精緻な締付け結果を実現できる。締付け条件情報で提供される精度の高いトルク管理を行うことができ、締付け対象である各ボルトに異なるトルクτによる締付けを確実かつ効率的に行うことができる。作業者の個性や勘に頼る管理を遙に超える精度の高いシール施工管理を実現できる。
(3) 締付け管理が可能な締付け工具を用いてコンピュータを用いた情報処理によりシール施工の自動化、高精度化、簡略化、高効率化を実現でき、作業者の経験や勘に依存しない信頼性の高いシール施工ができる。 <Effect of Example>
(1) Since the appropriate tightening condition is automatically selected from the tightening condition information, it is not necessary to force the operator to manage the tightening condition, and the burden on the operator can be reduced by setting the tightening condition. It is possible to automate by avoiding the setting of tightening conditions depending on the experience and intuition of the operator, and it is possible to prevent troublesome work by writing instructions, input errors and tightening errors by writing instructions.
(2) Since this tightening condition can be provided from the server 16-5 to the controller 16-4 individually and concretely, for example, it is possible to avoid a general work of tightening all bolts with the same torque, and to realize a precise tightening result. . The torque management with high accuracy provided by the tightening condition information can be performed, and the bolts to be tightened can be securely and efficiently tightened with different torques τ. It is possible to realize highly accurate seal construction management that far exceeds management that relies on the individuality and intuition of the operator.
(3) Information processing using a computer with a tightening tool capable of tightening management enables automation, high precision, simplification, and high efficiency of seal construction, and reliability that does not depend on the experience or intuition of the operator High seal construction is possible.
(1) 上記実施の形態において、締付け工具14から出力トルクTが付与されるボルト6の軸力を検出する各軸力センサー26-1、26-2・・・26-nの検出軸力を用いてトルク値τを増加させまたは減少させる構成としてもよい。つまり、シール施工管理方法において、締付け工具14から出力トルクTが付与されるボルト6の軸力を検出する工程、各検出軸力に応じてトルク値τまたは出力トルクTを増加させまたは減少させる工程を含む施工管理方法としてよい。
(2) 上記実施の形態および実施例では、コントローラー16-4とサーバー16-5を独立した装置として記載しているが、コントローラー16-4にサーバー16-5の機能を備えてもよい。つまり、コントローラー16-4とサーバー16-5を一体に構成してもよい。
(3) コントローラー16-4はスマートフォンなどの携帯情報端末を用いてもよい。
(4) 上記実施の形態および実施例では、ひとつの締付け工具14にコントローラー16-4およびサーバー16-5を設定した例を示しているが、複数の締付け工具14にコントローラー16-4およびサーバー16-5を設定してもよく、複数のコントローラー16-4に単一のサーバー16-5を備えてもよい。 [Other Embodiments]
(1) In the above embodiment, the detected axial force of each of the axial force sensors 26-1, 26-2,..., 26-n that detects the axial force of the
(2) In the above embodiment and examples, the controller 16-4 and the server 16-5 are described as independent devices, but the controller 16-4 may have the function of the server 16-5. That is, the controller 16-4 and the server 16-5 may be configured integrally.
(3) The controller 16-4 may use a portable information terminal such as a smartphone.
(4) In the above-described embodiments and examples, the controller 16-4 and the server 16-5 are set to one
As described above, the most preferred embodiments and examples of the present invention have been described. The present invention is not limited to the above description. Various modifications and changes can be made by those skilled in the art based on the gist of the invention described in the claims or in the embodiments or examples for carrying out the invention. It goes without saying that such modifications and changes are included in the scope of the present invention.
The seal construction management method, seal construction management apparatus, seal construction management program, and seal construction management system of the present invention are automated and highly accurate with seal processing by information processing using a computer using a tightening tool capable of tightening management. Simplification and high efficiency can be realized, and a reliable seal construction that does not depend on the experience and intuition of the operator can be achieved, which is beneficial.
2-2 シール施工管理システム
2-3 シール施工管理装置
2-4 シール施工管理システム
4 シール施工部
6 ボルト
8 ナット
10-1、10-2 フランジ
12 ガスケット
14 締付け工具
16-1、16-2、16-3 制御部
16-4 コントローラー
16-5 サーバー
18 グリップ
20 装置本体
22 ソケット
24 トリガースイッチ
26-1、26-2・・・26-n 軸力センサー
28 第1の機能
30 第2の機能
32 第3の機能
34 締付け条件設定部
36 ケーブル
38 前面パネル部
40 入力操作部
42 表示部
44 通信媒体
46 処理部
48 入力操作部
50 モニター
52 制御部
54 モーター
56 トルクセンサー
58 回転軸
60 プロセッサ
62 記憶部
64 入出力部
68 通信部
72 バーコードリーダー
74 外部メモリ
76-1 グリーンランプ
76-2 レッドランプ
78-1 一時記憶領域
78-2 記憶領域
80 フランジ情報
82 ガスケット情報
84 作業者情報
86 締付け結果情報
88 締付け条件テーブル
90-1、90-2 トルク値テーブル
92 プロセッサ
94 記憶部
96 入出力部(I/O)
98 通信部
100 外部メモリ
102 タッチパネル
104 ライン情報部
106 フランジ情報部
108 ガスケット情報部
110 ボルト情報部
112 締付け条件情報部
2-1 Seal construction management system 2-2 Seal construction management system 2-3 Seal construction management system 2-4 Seal
98
Claims (11)
- ガスケットを挟んだフランジに複数の締付け箇所が設定され、各締付け箇所にボルトおよびナットを備えて締め付けるシール施工管理方法であって、
前記締付け箇所の巡回数または前記締付け箇所に応じて前記ボルトまたは前記ナットに付与するトルク値を算出しまたは選定する工程と、
前記トルク値を締付け工具に設定する工程と、
前記巡回数または前記締付け箇所に応じて段階的または連続的に前記締付け工具の出力トルクを変更する工程と、
を含むシール施工管理方法。 A seal construction management method in which a plurality of tightening points are set on a flange sandwiching a gasket, and each tightening point is provided with a bolt and a nut, and is tightened.
Calculating or selecting a torque value to be applied to the bolt or the nut according to the number of circulations of the tightening portion or the tightening portion; and
Setting the torque value in the tightening tool;
Changing the output torque of the tightening tool stepwise or continuously according to the number of rounds or the tightening location;
Seal management method including - さらに、前記締付け工具の前記巡回数または前記締付け箇所を検出する工程を含む請求項1に記載のシール施工管理方法。 Furthermore, the seal construction management method of Claim 1 including the process of detecting the said frequency | count of the said fastening tool or the said fastening location.
- さらに、前記締付け工具に前記締付け箇所の前記巡回数または前記締付け箇所を設定する工程を含む請求項1に記載のシール施工管理方法。 The seal construction management method according to claim 1, further comprising a step of setting the number of rounds of the tightening location or the tightening location to the tightening tool.
- 前記ボルトの軸力を検出する工程と、
検出した軸力の変化情報および前記ボルトを識別する情報を利用して、前記締付け工具の前記巡回数または前記締付け箇所を検出する工程と、
を含む請求項2に記載のシール施工管理方法。 Detecting the axial force of the bolt;
Using the detected axial force change information and the information for identifying the bolt, detecting the number of rotations or the tightening location of the tightening tool;
The seal construction management method according to claim 2 containing. - ガスケットを挟んだフランジに複数の締付け箇所が設定され、各締付け箇所にボルトおよびナットを備えて締め付けるシール施工管理装置であって、
前記締付け箇所の巡回数または前記締付け箇所に応じて前記ボルトまたは前記ナットに付与するトルク値を算出しまたは選定し、前記トルク値を締付け工具に設定し、前記巡回数または前記締付け箇所に応じて段階的または連続的に前記締付け工具の出力トルクを変更する制御手段を備えるシール施工管理装置。 A seal construction management device in which a plurality of tightening points are set on a flange sandwiching a gasket, and each tightening point is provided with a bolt and a nut.
Calculate or select a torque value to be applied to the bolt or nut according to the number of times of tightening or the tightening point, set the torque value in a tightening tool, and depending on the number of times of tightening or the tightening point A seal construction management device comprising control means for changing the output torque of the tightening tool stepwise or continuously. - 前記締付け工具の前記締付け箇所の前記巡回数または前記締付け箇所を検出する検出手段を備える請求項5に記載のシール施工管理装置。 The seal construction management device according to claim 5, further comprising detection means for detecting the number of times of the tightening portion of the tightening tool or the tightening portion.
- 前記締付け工具に前記締付け箇所の前記巡回数または前記締付け箇所を設定する設定手段を備える請求項5に記載のシール施工管理装置。 The seal construction management device according to claim 5, further comprising setting means for setting the number of times of the tightening portion or the tightening portion to the tightening tool.
- 前記制御手段は、前記締付け工具内に設置され、または前記締付け工具と別個に設置されて有線または無線で接続される、請求項5ないし7のいずれかの請求項に記載のシール施工管理装置。 The seal construction management device according to any one of claims 5 to 7, wherein the control means is installed in the tightening tool, or is installed separately from the tightening tool and connected by wire or wirelessly.
- 前記検出手段は、前記ボルトの軸力を検出する軸力センサーを備え、
前記軸力センサーで検出した軸力の変化情報および前記ボルトを識別する情報を利用して、前記締付け工具の前記巡回数または前記締付け箇所を検出することを特徴とする請求項6に記載のシール施工管理装置。 The detection means includes an axial force sensor that detects an axial force of the bolt,
The seal according to claim 6, wherein the number of rotations or the tightening location of the tightening tool is detected using information on change in axial force detected by the axial force sensor and information identifying the bolt. Construction management device. - コンピュータに実行させるためのシール施工管理プログラムであって、
ガスケットを挟んだフランジに設定された複数の締付け箇所の巡回数または前記締付け箇所に応じてボルトまたはナットに付与するトルク値を算出しまたは選定する機能と、
前記トルク値を締付け工具に設定する機能と、
前記巡回数または前記締付け箇所に応じて段階的または連続的に前記締付け工具の出力トルクを変更する機能と、
を前記コンピュータにより実現するためのシール施工管理プログラム。 A seal construction management program for causing a computer to execute,
A function of calculating or selecting a torque value to be applied to a bolt or a nut in accordance with the number of times of a plurality of tightening points set on a flange sandwiching a gasket or the tightening point;
A function of setting the torque value in a tightening tool;
A function of changing the output torque of the tightening tool stepwise or continuously in accordance with the number of rounds or the tightening location;
A seal construction management program for realizing the above by the computer. - ガスケットを挟んだフランジに複数の締付け箇所が設定され、各締付け箇所にボルトおよびナットを備えて締め付けるシール施工管理システムであって、
前記ボルトまたは前記ナットに加えられる出力トルクを段階的または連続的に制御可能な締付け工具と、
前記締付け工具に有線または無線により接続され、前記締付け箇所の巡回数または前記締付け箇所に応じて前記ボルトまたは前記ナットに付与するトルク値を算出しまたは選定し、前記トルク値を締付け工具に設定し、前記巡回数または前記締付け箇所に応じて段階的または連続的に前記締付け工具の出力トルクを変更するコントローラーと、
を備えるシール施工管理システム。
A seal construction management system in which a plurality of tightening points are set on a flange sandwiching a gasket, and each tightening point is provided with a bolt and a nut.
A tightening tool capable of controlling the output torque applied to the bolt or the nut stepwise or continuously;
A torque value to be applied to the bolt or the nut is calculated or selected according to the number of rounds of the tightening point or the tightening point, and connected to the tightening tool by wire or wirelessly, and the torque value is set in the tightening tool. A controller that changes the output torque of the tightening tool stepwise or continuously according to the number of times of rotation or the tightening location;
Seal construction management system with
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SG11201908153T SG11201908153TA (en) | 2017-03-31 | 2018-02-22 | Seal Handling Management Method, Seal Handling Management Device, Seal Handling Management Program, And Seal Handling Management System |
CN201880021158.3A CN110461549B (en) | 2017-03-31 | 2018-02-22 | Sealing construction management method, sealing construction management device, sealing construction management program, and sealing construction management system |
JP2019508789A JP7071960B2 (en) | 2017-03-31 | 2018-02-22 | Seal construction management method, seal construction management device, seal construction management program and seal construction management system |
KR1020197025596A KR102418067B1 (en) | 2017-03-31 | 2018-02-22 | Seal construction management method, seal construction management device, seal construction management program and seal construction management system |
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