CN204604260U - A kind of welding machine mainboard overhauling workbench - Google Patents
A kind of welding machine mainboard overhauling workbench Download PDFInfo
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- CN204604260U CN204604260U CN201520259789.2U CN201520259789U CN204604260U CN 204604260 U CN204604260 U CN 204604260U CN 201520259789 U CN201520259789 U CN 201520259789U CN 204604260 U CN204604260 U CN 204604260U
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Abstract
The utility model relates to circuit main board maintenance technique field, specifically disclose a kind of welding machine mainboard overhauling workbench, comprise workbench, power supply and power switch, the panel of workbench is provided with welding switch, inspection air cock, wire feed switch, power supply indicator, air valve indicator lamp, D.C. voltmeter and the first terminal plug, second terminal plug, power supply connects the first terminal plug and middle series-connection power supplies switch, welding switch, inspection air cock, wire feed switch, air valve indicator lamp, D.C. voltmeter connects the second terminal plug respectively, the first terminal plug, second terminal plug respectively with the first terminal socket of mainboard, second terminal socket is suitable.The utility model can connect separately welding machine mainboard and the normal operating conditions of simulation welding, and facilitate welding machine mainboard to overhaul, maintainer can judge welding machine motherboard circuit fault type fast, accelerates repair schedule.
Description
Technical field
The utility model relates to circuit main board maintenance technique field.
Background technology
Welding machine mainboard is the core control part of welding machine, built-in various circuit, controls the wire-feed motor, air valve, output voltage etc. of welding machine.When welding machine breaks down, be generally divided into mechanical mechanism fault, motherboard circuit fault, gas path failure etc., need maintainer to analyze and judge that concrete failure cause just can be repaired targetedly.During general motherboard circuit trouble hunting, need to keep welding machine mainboard to be connected with the welding machine such as wire-feed motor, air valve mechanism part, welding machine mainboard is still placed in welding machine, regulates the control button of welding machine to test welding machine action respectively, and then judges the concrete fault of welding machine mainboard.During test, because factor of influence is many, the actuating mechanism, gas circuit etc. of welding machine mainboard and welding machine are interrelated, very easily cause erroneous judgement, affect maintenance progress, such as, the wire-feed motor of welding machine breaks down and can not respond motherboard circuit control signal, and maintainer is likely mistaken for main board failure.Meanwhile, because welding machine internal structure is narrow and small, maintenance personal operates inconvenience, and be unfavorable for during test that maintenance personal contrasts circuit and carries out observing, detecting, maintenance efficiency is low.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of welding machine mainboard overhauling workbench, welding machine mainboard can be connected separately and the normal operating conditions of simulation welding, the judgement of convenient for maintaining personnel butt welding machine motherboard circuit fault type, shortens fault determining time, accelerates repair schedule.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of welding machine mainboard overhauling workbench, comprise workbench, power supply and power switch, the panel of described workbench is provided with welding switch, inspection air cock, wire feed switch, power supply indicator, air valve indicator lamp, D.C. voltmeter and terminal plug, described terminal plug is two, be respectively the first terminal plug and the second terminal plug, described power supply connects the first terminal plug and middle series-connection power supplies switch, described welding switch, inspection air cock, wire feed switch, air valve indicator lamp, D.C. voltmeter connects the second terminal plug respectively, described the first terminal plug, second terminal plug respectively with the first terminal socket of mainboard, second terminal socket is suitable.
During maintenance welding machine mainboard, mainboard is placed on workbench surface, welding machine mainboard overhauling workbench connects the first terminal socket of welding machine mainboard by the first terminal plug, welding switch, inspection air cock, wire feed switch three signal input parts and air valve indicator lamp, D.C. voltmeter two signal output parts are connected to the second terminal socket of welding machine mainboard respectively by the second terminal plug, form welding machine mainboard maintenance analog circuit.Turn on the power switch the energising of rear power supply indicator to light, power supply connects the first terminal socket of welding machine mainboard to welding machine main board power supply by the first terminal plug.Open inspection air cock, welding machine mainboard receives inspection gas signal and exports to air valve indicator lamp DC current by the second terminal socket, and air valve indicator lamp is lighted; If air valve indicator lamp does not work, then illustrate that welding machine mainboard upper air valve power pack circuit breaks down, can overhaul by butt welding machine mainboard air valve circuit.Give welding machine mainboard wire feed signal after unlatching wire feed switch, welding machine mainboard exports to D.C. voltmeter DC current by the second terminal socket, voltmeter indicator positively biased; If indicator is unchanged, welding machine mainboard wire-feed motor power supply circuits fault is described, can overhauls this partial circuit.Press welding switch after above-mentioned two troubleshootings are complete, DC voltage list index positively biased simultaneously lighted by workbench upper air valve indicator lamp, represents that main board failure maintenance is complete.
Further, described power supply is 380V or 220V AC power, series transformer between described power supply and the first terminal plug, and the secondary coil of described transformer is two groups, and export 20V and 27V alternating current respectively, described two groups of secondary coils are equipped with center plug.
The beneficial effect adopting technique scheme to produce is: utilize the utility model to connect separately welding machine mainboard, substitute air valve with air valve indicator lamp, can more intuitively understand air valve duty; Substitute wire-feed motor with D.C. voltmeter, carry out alternative wire-feed motor rotating speed with voltmeter display voltage levels, more intuitive and reliable; Overhaul welding machine mainboard on the table more convenient, welding machine mainboard can arbitrarily overturn, and is convenient to maintenance personal and contrasts circuit and carry out observing, detecting, can judge fast by butt welding machine main board failure, shorten the accident analysis time, improve the overhaul efficiency of welding machine mainboard.After welding machine mainboard has overhauled, then connect welding machine actuating mechanism, gas circuit etc., test judges other failure causes of welding machine, reduces welder fault and analyzes difficulty.
Accompanying drawing explanation
Fig. 1 is circuit theory diagrams of the present utility model;
Fig. 2 is the structural representation of utility model works deck plate.
1, power switch; 2, power supply indicator; 3, air valve indicator lamp; 4, D.C. voltmeter; 5, switch is welded; 6, air cock is examined; 7, wire feed switch; 8, the first terminal plug; 9, the second terminal plug;
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Detailed description of the invention
In order to solve large, the inefficient technical problem of welding machine main board failure maintenance difficulty, the utility model discloses a kind of welding machine mainboard overhauling workbench, by the technological means adopting air valve indicator lamp, D.C. voltmeter substitutes air valve, wire-feed motor, welding machine main board failure reason can be judged simply, fast, improve overhaul efficiency, reduce maintenance difficulty.In order to clearly the utility model can be described, provide following specific embodiment:
Embodiment 1
A kind of welding machine mainboard overhauling workbench, comprise workbench, power supply and power switch 1, the panel of workbench is provided with welding switch 5, inspection air cock 6, wire feed switch 7, power supply indicator 2, air valve indicator lamp 3, D.C. voltmeter 4 and terminal plug, terminal plug is two, be respectively the first terminal plug 8 and the second terminal plug 9, power supply connects the first terminal plug 8 and middle series-connection power supplies switch 1, welding switch 5, inspection air cock 6, wire feed switch 7, air valve indicator lamp 3, D.C. voltmeter 4 connects the second terminal plug 9 respectively, the first terminal plug 8, second terminal plug 9 respectively with the first terminal socket of mainboard, second terminal socket is suitable.Wherein, power supply is 380V or 220V AC power, series transformer between power supply and the first terminal plug 8, and the secondary coil of transformer is two groups, and export 20V and 27V alternating current respectively, two groups of secondary coils are equipped with center plug.
For the maintenance of KR welding machine mainboard, mainboard is placed on workbench surface, overhauling workbench connects the first terminal socket of mainboard by the first terminal plug 8, welding switch 5, inspection air cock 6, wire feed switch 7 three signal input parts and air valve indicator lamp 3, D.C. voltmeter 4 two signal output parts are connected to mainboard second terminal socket respectively by the second terminal plug 9, form analog circuit.After turning on the power switch 1, power supply indicator 2 energising is lighted, and power supply connects the first terminal socket of mainboard after two transformer transformations by the first terminal plug 8, to main board power supply.Open inspection air cock 6, mainboard receives inspection gas signal and exports to air valve indicator lamp 3 24V DC voltage by the second terminal socket, and air valve indicator lamp 3 is lighted; If air valve indicator lamp 3 does not work, then illustrate that mainboard upper air valve power pack circuit breaks down, can overhaul mainboard air valve circuit.Open wire feed switch 7 rear to mainboard wire feed signal, mainboard exports to D.C. voltmeter 4 24V DC voltage by the second terminal socket, indicator positively biased; If indicator is unchanged, mainboard wire-feed motor power supply circuits fault is described, can overhauls this partial circuit.Press welding switch 5 after above-mentioned two troubleshootings are complete, D.C. voltmeter 4 pointer positively biased simultaneously lighted by workbench upper air valve indicator lamp 3, represents that main board failure maintenance is complete.
Utilize the utility model to connect separately welding machine mainboard, substitute air valve with air valve indicator lamp 3, can more intuitively understand air valve duty; Substitute wire-feed motor with D.C. voltmeter 4, carry out alternative wire-feed motor rotating speed with voltmeter display voltage levels, more intuitive and reliable; Overhaul welding machine mainboard on the table more convenient, mainboard can arbitrarily overturn, and is convenient to maintenance personal and contrasts circuit and carry out observing, detecting, can judge fast by butt welding machine main board failure, shorten the accident analysis time, improve the overhaul efficiency of welding machine mainboard.
Claims (2)
1. a welding machine mainboard overhauling workbench, comprise workbench, power supply and power switch (1), it is characterized in that: the panel of described workbench is provided with welding switch (5), inspection air cock (6), wire feed switch (7), power supply indicator (2), air valve indicator lamp (3), D.C. voltmeter (4) and terminal plug, described terminal plug is two, be respectively the first terminal plug (8) and the second terminal plug (9), described power supply connects the first terminal plug (8) and middle series-connection power supplies switch (1), described welding switch (5), inspection air cock (6), wire feed switch (7), air valve indicator lamp (3), D.C. voltmeter (4) connects the second terminal plug (9) respectively, described the first terminal plug (8), second terminal plug (9) respectively with the first terminal socket of mainboard, second terminal socket is suitable.
2. a kind of welding machine mainboard overhauling workbench according to claim 1, it is characterized in that described power supply is 380V or 220V AC power, series transformer between described power supply and the first terminal plug (8), the secondary coil of described transformer is two groups, export 20V and 27V alternating current respectively, described two groups of secondary coils are equipped with center plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259789.2U CN204604260U (en) | 2015-04-27 | 2015-04-27 | A kind of welding machine mainboard overhauling workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259789.2U CN204604260U (en) | 2015-04-27 | 2015-04-27 | A kind of welding machine mainboard overhauling workbench |
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| Publication Number | Publication Date |
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| CN204604260U true CN204604260U (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520259789.2U Active CN204604260U (en) | 2015-04-27 | 2015-04-27 | A kind of welding machine mainboard overhauling workbench |
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| CN (1) | CN204604260U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112496501A (en) * | 2020-11-17 | 2021-03-16 | 韩毅昆 | Overhauling method of gas shielded welding machine |
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2015
- 2015-04-27 CN CN201520259789.2U patent/CN204604260U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112496501A (en) * | 2020-11-17 | 2021-03-16 | 韩毅昆 | Overhauling method of gas shielded welding machine |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 051430 Shijiazhuang Province, Luancheng City, Shijiazhuang province equipment Industrial Park, Yu Xiang street, No. 168 Patentee after: CRRC SHIJIAZHUANG CO., LTD. Address before: 050000 Shijiazhuang Province, Luancheng City, Shijiazhuang province equipment Industrial Park, Yu Xiang street, No. 168 Patentee before: CSR SHIJIAZHUANG ROLLING STOCK WORKS |