WO2021100280A1 - 溶接機 - Google Patents

溶接機 Download PDF

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Publication number
WO2021100280A1
WO2021100280A1 PCT/JP2020/032985 JP2020032985W WO2021100280A1 WO 2021100280 A1 WO2021100280 A1 WO 2021100280A1 JP 2020032985 W JP2020032985 W JP 2020032985W WO 2021100280 A1 WO2021100280 A1 WO 2021100280A1
Authority
WO
WIPO (PCT)
Prior art keywords
welding
unit
storage unit
welding conditions
storage
Prior art date
Application number
PCT/JP2020/032985
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English (en)
French (fr)
Japanese (ja)
Inventor
英樹 井原
芳行 田畑
宏太 堀江
憲和 大崎
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to JP2021558179A priority Critical patent/JP7129621B2/ja
Priority to CN202080077749.XA priority patent/CN114650894B/zh
Publication of WO2021100280A1 publication Critical patent/WO2021100280A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/095—Monitoring or automatic control of welding parameters

Definitions

  • the present invention relates to a welding machine.
  • Patent Document 1 discloses a welding output condition adjusting device that switches welding conditions by intermittently turning on and off a torch switch, which is a push button switch for opening and closing the output of a welding power supply device, intermittently in a short time. There is.
  • the internal memory stores a plurality of welding conditions in numerical order.
  • the welding machine switches the welding conditions in ascending order according to the repeated on / off of the torch switch. Workers may desire welding conditions associated with higher numbers. If the desired welding condition number is high, the operator has to turn the torch switch on and off many times. Therefore, it takes time to switch to the desired welding conditions, and there is a risk that the work efficiency may deteriorate.
  • the present invention has been made in view of this point, and an object of the present invention is to enable quick selection of welding conditions.
  • the present invention targets a welding machine that welds a work based on predetermined welding conditions, and has taken the following solutions.
  • the first invention includes a first storage unit in which a first quantity of welding conditions is stored, and a first storage unit. At least one second storage unit in which a second quantity of welding conditions smaller than the first quantity extracted from the first quantity of welding conditions stored in the first storage unit is stored, and An input operation unit that receives a predetermined input operation and It includes a control unit that selects one of the welding conditions of the second quantity stored in the second storage unit based on the predetermined input operation.
  • the first storage unit stores the first quantity of welding conditions.
  • the second storage unit stores a second quantity of welding conditions extracted from the first quantity of welding conditions stored in the first storage unit.
  • the second quantity is less than the first quantity.
  • the input operation unit receives a predetermined input operation.
  • the control unit selects one of the welding conditions of the second quantity stored in the second storage unit based on a predetermined input operation.
  • the second invention is the first invention.
  • a welding output unit for welding the work is provided.
  • the input operation unit is provided in the vicinity of the welding output unit.
  • an input operation unit is provided in the vicinity of the welding output unit.
  • the third invention is the first or second invention.
  • the at least one second storage unit stores a number table in which a plurality of storage numbers and the welding conditions of the second quantity are associated with each other.
  • the predetermined input operation is the number of operations of the input operation unit.
  • the control unit selects one of the plurality of storage numbers according to the number of operations of the input operation unit, and by referring to the number table, among the welding conditions of the second quantity. Select one of the plurality of storage numbers associated with the one.
  • the second storage unit stores a number table in which a plurality of storage numbers and a second quantity of welding conditions are associated with each other. Then, the control unit selects one of the plurality of storage numbers according to the number of operations of the input operation unit, and by referring to the number table, a plurality of welding conditions of the second quantity are obtained. Select the one associated with one of the storage numbers.
  • the fourth invention is defined in any one of the first to third inventions. It also has an authentication unit that authenticates workers.
  • the second quantity of welding conditions is set for the operator.
  • the control unit extracts the welding conditions of the second quantity set by the operator certified by the authentication unit from the first storage unit and stores them in the second storage unit.
  • the welding machine authenticates the worker so that the welding conditions set by the worker are extracted from the first storage unit and stored in the second storage unit.
  • the welding condition setting work can be made more efficient.
  • the worker authentication may be performed by, for example, authentication of selecting oneself from the worker list, authentication by password, authentication by ID card, biometric authentication by fingerprint, or the like.
  • the fifth invention is based on any one of the first to fourth inventions.
  • the at least one second storage unit is composed of a plurality of second storage units.
  • a selection unit for selecting one of the plurality of second storage units is further provided.
  • the control unit selects the one of the welding conditions of the second quantity from the one of the second storage units selected by the selection unit.
  • one of the plurality of second storage units is selected, and the welding conditions are selected from the selected second storage units.
  • the welding conditions set for each of the plurality of workers are stored in the plurality of second storage units, respectively, and the desired welding conditions among the plurality of second storage units are stored in the second storage.
  • the welding conditions can be easily set according to the operator.
  • the sixth invention is based on any one of the first to fourth inventions.
  • the second storage unit is provided with a plurality of pages.
  • the second quantity of welding conditions is stored in one of the plurality of pages.
  • a selection unit for selecting the one of the plurality of pages in the second storage unit is further provided.
  • the control unit selects one of the second quantity of welding conditions from the one on the plurality of pages of the second storage unit selected by the selection unit.
  • the second storage unit is provided with a plurality of pages. Welding conditions are stored on the page. One of a plurality of pages is selected, and welding conditions are selected from the selected pages.
  • the welding conditions set for each of the plurality of workers are stored in the plurality of pages of the second storage unit, and the page in which the desired welding conditions are stored is selected from the plurality of pages. Therefore, the welding conditions can be easily set according to the operator.
  • control unit is connected to the first storage unit and the second storage unit.
  • the control unit Access the first storage unit to make a copy of the welding condition of the second quantity among the welding conditions of the first quantity.
  • the second storage unit is accessed and a copy of the second quantity of welding conditions is stored as the second quantity of welding conditions.
  • control unit stores the welding conditions of the second quantity in the second storage unit while retaining the welding conditions of the first quantity stored in the first storage unit.
  • welding conditions can be quickly selected.
  • FIG. 1 is a block diagram showing a configuration of a welding machine according to the first embodiment.
  • FIG. 2 is a side view showing the configuration of the torch.
  • FIG. 3 is a diagram for explaining welding conditions stored in the first storage unit and the second storage unit.
  • FIG. 4 is a timing chart for explaining the on operation of the torch switch for performing welding.
  • FIG. 5 is a timing chart for explaining a click operation of the torch switch for selecting welding conditions.
  • FIG. 6 is a perspective view illustrating a case where welding conditions are switched during welding work.
  • FIG. 7 is a block diagram showing a configuration of a welding machine according to the second embodiment.
  • FIG. 8 is a block diagram showing a configuration of a welding machine according to the third embodiment.
  • FIG. 9 is a block diagram showing the configuration of the welding machine according to the fourth embodiment.
  • the welding machine 1 includes a welding power source 10 and a torch 20 (welding output unit). The welding machine 1 generates an arc between the electrode 21 of the torch 20 and the work W, and welds the work W with the heat of the arc.
  • One output terminal of the welding power supply 10 is connected to the torch 20 via the first output cable 3.
  • the other output terminal of the welding power source 10 is connected to the work W via the second output cable 4.
  • the welding power source 10 supplies electric power for arc welding to the torch 20.
  • the torch 20 has an electrode 21, a torch handle 22, and a torch switch 23.
  • the worker performs the welding work while grasping the torch handle 22.
  • the torch handle 22 is provided with a torch switch 23.
  • the torch switch 23 has a lever-type switch movable portion 24. The operator can turn on the torch switch 23 by pushing down the switch movable portion 24 with a finger.
  • the torch switch 23 receives an on operation and outputs an operation signal to the welding power source 10.
  • the welding power source 10 receives an operation signal and outputs welding power to the torch 20.
  • the operator can release the on operation of the torch switch 23 by releasing the finger from the switch movable portion 24.
  • the torch switch 23 stops the output of the operation signal upon receiving the release of the on operation.
  • the welding power source 10 stops the output of the welding power to the torch 20 in response to the stop of the output of the operation signal. In this way, the operator can perform welding with the torch 20 only while the torch switch 23 is on.
  • the torch switch 23 is also used as an input operation unit for selecting the welding conditions of the welding machine 1, as will be described later.
  • the welding power supply 10 includes an input unit 11, a control unit 12, a display unit 13, a first storage unit 14, a second storage unit 15, a gas control circuit unit 16, and a high-frequency circuit. It has a unit 17, a welding output circuit unit 18, and a current detection unit 19.
  • the input unit 11 is connected to the setting switch 5 and the torch switch 23. As shown below, the operator can select the desired welding conditions by using either the setting switch 5 or the torch switch 23.
  • the setting switch 5 receives at least one of the material of the work W, the plate thickness of the work W, the type of gas, the welding speed, the welding current, and the like as parameters of the welding condition from the operator.
  • the setting signal indicating the welding condition received by the setting switch 5 is output to the input unit 11.
  • the control unit 12 modifies the conditions according to the welding-related parameters set by the setting switch 5 and performs welding control.
  • the control unit 12 is connected to the display unit 13, the first storage unit 14, and the second storage unit 15.
  • the display unit 13 is composed of a liquid crystal screen for displaying character information and the like. The operator can make various settings while checking the parameters displayed on the display unit 13.
  • the first storage unit 14 stores the first quantity of welding conditions (100 cases in the example shown in FIG. 3).
  • the welding conditions stored in the first storage unit 14 are displayed on the display unit 13.
  • the operator selects the welding condition by operating the setting switch 5 while checking the welding condition displayed on the display unit 13. As a result, the conditions necessary for the target welding are set, and then the welding is actually started.
  • the welding condition selected from the first quantity of welding conditions stored in the first storage unit 14 is transmitted to the control unit 12.
  • the control unit 12 operates the gas control circuit unit 16, the high frequency circuit unit 17, and the welding output circuit unit 18, which will be described later, according to the welding conditions transmitted from the first storage unit 14. As a result, welding can be performed under the welding conditions set by the operator.
  • the second storage unit 15 stores the second quantity of welding conditions extracted from the first quantity of welding conditions stored in the first storage unit 14.
  • the second quantity (4 cases in the example shown in FIG. 3) is smaller than the first quantity.
  • the operator may select only the welding conditions that are frequently used with the setting switch 5 and copy the welding conditions from the first storage unit 14 to the second storage unit 15.
  • the input unit 11 receives an instruction for selecting a second quantity of welding conditions by an operator and an instruction for copying the selected second quantity of welding conditions from the setting switch 5, the torch switch 23, or other user interfaces.
  • the selection instruction and the copy instruction are transferred to the control unit.
  • the control unit 12 receives the selection instruction and the copy instruction, accesses the first storage unit 14, makes a copy of the second quantity of welding conditions indicated in the selection instruction, and accesses the second storage unit 15. Keep a copy of the second quantity of welding conditions.
  • the control unit 12 is connected to the gas control circuit unit 16, the high frequency circuit unit 17, the welding output circuit unit 18, and the current detection unit 19.
  • the gas control circuit unit 16 controls to adjust the flow rate of the shield gas supplied from the gas cylinder (not shown) to the torch 20.
  • the high frequency circuit unit 17 controls to supply a high frequency voltage to the torch 20. Dielectric breakdown is caused by a high frequency voltage between the electrode 21 of the torch 20 and the work W.
  • the welding output circuit unit 18 controls to supply electric power to the torch 20 so as to generate an arc discharge between the electrode 21 of the torch 20 and the work W after dielectric breakdown.
  • the current detection unit 19 detects the current flowing between the electrode 21 of the torch 20 and the work W.
  • ⁇ Selection of welding conditions> As shown in FIG. 3, a plurality of welding conditions CH1 to CH100 are stored in the first storage unit 14. Welding conditions are set so that the optimum output can be obtained according to the plate thickness and material of the work W.
  • the second storage unit 15 stores the second quantity of welding conditions extracted from the first quantity of welding conditions stored in the first storage unit 14.
  • the number table 30 is stored in the second storage unit 15.
  • first stack S1 to fifth stack S5 are set as storage numbers.
  • the welding conditions of the second quantity are stored in any of the first stack S1 to the fifth stack S5, respectively. That is, the second quantity of welding conditions is associated with any of the first stack S1 to the fifth stack S5, respectively.
  • the operator selects welding conditions that are frequently used, and stores the welding conditions extracted from the first storage unit 14 in the second storage unit 15.
  • the welding condition CH3 is stored in the first stack S1.
  • the welding condition CH1 is stored in the second stack S2.
  • Welding condition CH5 is stored in the third stack S3.
  • Welding condition CH99 is stored in the fourth stack S4.
  • Welding conditions are not stored in the fifth stack S5, which is an empty area.
  • the torch switch 23 is used to perform a predetermined input operation (see FIG. 2).
  • control unit 12 determines that the torch switch 23 is on when the time for pressing the switch movable unit 24 of the torch switch 23 with a finger is 500 ms or more (see FIG. 4). Then, while the torch switch 23 is turned on, welding power is supplied from the welding power source 10 to the torch 20, and welding can be performed by the torch 20.
  • the control unit 12 determines that it is an input operation for switching the welding conditions.
  • the torch switch 23 is released after being pressed and held for 250 ms.
  • the welding conditions are switched by performing a so-called click operation in which the torch switch 23 in the off state is turned on and off within 500 ms. Then, the welding conditions stored in the second storage unit 15 can be selected according to the number of operations of the torch switch 23.
  • the operator when the operator wants to select the welding condition CH5 associated with the third stack S3 of the second storage unit 15, the operator clicks the torch switch 23 three times.
  • the control unit 12 reads the welding condition CH5 from the third stack S3 of the second storage unit 15 based on the input operation of the torch switch 23, and operates the welding power supply 10 according to the welding condition CH5. More specifically, the control unit 12 receives an input operation by the torch switch 23 and selects one of the first stack S1 to the fifth stack S5 according to the number of operations of the input operation.
  • the control unit 12 accesses the second storage unit 15 and selects the welding conditions stored in one of the first stacks S1 to the fifth stack.
  • the control unit 12 operates the gas control circuit unit 16, the high frequency circuit unit 17, and the welding output circuit unit 18 according to the selected welding conditions. As a result, welding can be performed under the welding conditions selected by the operator.
  • the time for determining whether the click operation has been performed is only an example, and is not limited to this numerical value (500 ms). Further, the determination time of the click operation can be changed according to the preference of the operator.
  • FIG. 6 describes a case where metal plates are overlapped and fillet welding is performed.
  • the first metal plate W1 having a plate thickness t1 of 1.2 mm, the second metal plate W2 having a plate thickness t2 of 3.2 mm, and the third metal plate W3 having a plate thickness t3 of 3.2 mm And are overlapped.
  • the welding condition CH3 (for example, welding current 120A) necessary for performing fillet welding between the first metal plate W1 and the second metal plate W2 is stored in the first stack S1 of the second storage unit 15. (See Fig. 3).
  • the welding condition CH1 (for example, welding current 200A) required for fillet welding between the second metal plate W2 and the third metal plate W3 is stored in the second stack S2 of the second storage unit 15. (See Fig. 3).
  • the torch switch 23 is clicked once.
  • the control unit 12 reads the welding condition CH3 from the first stack S1 of the second storage unit 15 based on the input operation of the torch switch 23, and sets the welding current to 120A according to the welding condition CH3.
  • the operator performs welding with the torch 20 according to the set welding condition CH3.
  • the torch switch 23 is clicked twice when performing the fillet welding between the second metal plate W2 and the third metal plate W3.
  • the control unit 12 reads the welding condition CH1 from the second stack S2 of the second storage unit 15 based on the input operation of the torch switch 23, and sets the welding current to 200A according to the welding condition CH1.
  • the operator performs welding with the torch 20 according to the set welding condition CH1.
  • the welding machine 1 As described above, in the welding machine 1 according to the present embodiment, only the welding conditions frequently used by the operator are extracted from the first storage unit 14 and stored in the second storage unit 15, and the torch switch 23 is stored. Welding conditions are selected from the second storage unit 15 based on the click operation of. As a result, the welding conditions can be quickly selected.
  • the torch switch 23 is fixed to the torch handle 22. Since the torch switch 23 is provided in the vicinity of the torch 20, it is possible to switch to a desired welding condition by performing a simple input operation at the operator's hand.
  • the welding conditions associated with the first stack S1 to the fifth stack S5 of the second storage unit 15 are selected according to the number of operations of the torch switch 23, the welding conditions can be smoothly selected. ..
  • FIG. 7 is a block diagram showing a configuration of a welding machine according to the second embodiment.
  • the same parts as those in the first embodiment are designated by the same reference numerals, and only the differences will be described.
  • the welding power supply 10 includes a certification unit 35.
  • the authentication unit 35 is connected to the input unit 11.
  • the certification unit 35 certifies the worker who uses the welding machine 1.
  • the authentication unit 35 is, for example, a selection button for selecting itself from the list of workers displayed on the display unit 13.
  • the worker may be authenticated by password authentication, ID card authentication, fingerprint authentication, or the like.
  • the authentication information of the worker authenticated by the authentication unit 35 is output to the input unit 11.
  • the first storage unit 14 may store a plurality of workers and a table including a plurality of entries associated with each of the plurality of workers. Each of the plurality of entries may store at least one welding condition set for the corresponding operator.
  • the control unit 12 identifies the welding conditions set for the worker based on the worker authentication information and the table input to the input unit 11, and extracts the specified welding conditions from the first storage unit 14. Then, it is stored in the second storage unit 15.
  • the welding machine 1 authenticates the worker and automatically stores the welding conditions set for the worker in the second storage unit 15. As a result, the work of setting welding conditions can be made more efficient.
  • FIG. 8 is a block diagram showing a configuration of a welding machine according to the third embodiment.
  • the welding power source 10 includes a plurality of second storage units 15 and a jog dial 36 (selection unit).
  • the plurality of second storage units 15 are connected to the control unit 12.
  • the welding conditions extracted from the first storage unit 14 are stored in the plurality of second storage units 15, respectively.
  • the welding conditions stored in the plurality of second storage units 15 are different from each other.
  • the welding conditions set for each operator may be stored in each of the plurality of second storage units 15.
  • the jog dial 36 selects one of the plurality of second storage units 15. By operating the jog dial 36, the operator selects the second storage unit 15 in which the desired welding conditions are stored from among the plurality of second storage units 15. The control unit 12 selects welding conditions from the selected second storage unit 15.
  • the jog dial 36 is used to select the second storage unit 15, but the setting switch 5 may be used to select the second storage unit 15.
  • FIG. 9 is a block diagram showing the configuration of the welding machine according to the fourth embodiment.
  • the second storage unit 15 is provided with a plurality of pages 15a.
  • the welding conditions extracted from the first storage unit 14 are stored in the plurality of pages 15a, respectively.
  • the welding conditions stored on the plurality of pages 15a are different from each other.
  • the welding conditions set for each operator may be stored in the plurality of pages 15a of the second storage unit 15, respectively.
  • the welding power supply 10 is provided with a jog dial 36 (selection unit).
  • the jog dial 36 selects one of the plurality of pages 15a of the second storage unit 15. By operating the jog dial 36, the operator selects the page 15a in which the desired welding conditions are stored from the plurality of pages 15a of the second storage unit 15.
  • the control unit 12 selects welding conditions from the selected page 15a.
  • the jog dial 36 is used to select the page 15a of the second storage unit 15, but the setting switch 5 may be used to select the page 15a of the second storage unit 15. Good.
  • the embodiment may have the following configuration.
  • one is selected from a plurality of welding conditions according to the number of clicks of the torch switch 23, but the present embodiment is not limited to this embodiment.
  • the torch 20 may be provided with a plurality of operation buttons. Then, the first stack S1 to the fifth stack S5 may be assigned to each of the plurality of operation buttons, and a desired welding condition may be selected by pressing a desired operation button.
  • the welding conditions are selected from each stack of the second storage unit 15 and the welding conditions are switched.
  • the present invention is not limited to this form.
  • the welding conditions may be switched by clicking the torch switch 23 while the current is being energized (while the torch switch 23 is released).
  • the present invention is extremely useful and has high industrial applicability because it has a highly practical effect of being able to quickly select welding conditions.
  • Control unit 14 1st storage unit 15 2nd storage unit 15a page 20 Torch (welding output unit) 23 Torch switch (input operation unit) 30 Number table 35 Authentication unit 36 Jog dial (selection unit) CH1 to CH100 Welding conditions S1 to S5 1st to 5th stacks (memory number) W work

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Arc Welding Control (AREA)
PCT/JP2020/032985 2019-11-18 2020-09-01 溶接機 WO2021100280A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2021558179A JP7129621B2 (ja) 2019-11-18 2020-09-01 溶接機
CN202080077749.XA CN114650894B (zh) 2019-11-18 2020-09-01 焊接机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019207765 2019-11-18
JP2019-207765 2019-11-18

Publications (1)

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WO2021100280A1 true WO2021100280A1 (ja) 2021-05-27

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PCT/JP2020/032985 WO2021100280A1 (ja) 2019-11-18 2020-09-01 溶接機

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JP (1) JP7129621B2 (enrdf_load_stackoverflow)
CN (1) CN114650894B (enrdf_load_stackoverflow)
WO (1) WO2021100280A1 (enrdf_load_stackoverflow)

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JP2016515940A (ja) * 2013-03-13 2016-06-02 イリノイ トゥール ワークス インコーポレイティド 溶接手順メモリを有する電圧検知ワイヤ送給装置
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JP2019181568A (ja) * 2018-04-04 2019-10-24 リンカーン グローバル，インコーポレイテッド 溶接機器セキュリティ

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JP7129621B2 (ja) 2022-09-02
CN114650894A (zh) 2022-06-21
CN114650894B (zh) 2024-06-11
JPWO2021100280A1 (enrdf_load_stackoverflow) 2021-05-27

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