CN202162482U - Bus type wave-chopping gas shield welding system - Google Patents
Bus type wave-chopping gas shield welding system Download PDFInfo
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- CN202162482U CN202162482U CN2011202432406U CN201120243240U CN202162482U CN 202162482 U CN202162482 U CN 202162482U CN 2011202432406 U CN2011202432406 U CN 2011202432406U CN 201120243240 U CN201120243240 U CN 201120243240U CN 202162482 U CN202162482 U CN 202162482U
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Abstract
The utility model provides a bus type wave-chopping gas shield welding system, which comprises a high-power inverted welding power source, a high-current junction box, a plurality of remote digital wire feeders, welding support equipment and a welding protective gas supply device. The high-power inverted welding power source, the high-current junction box, the remote digital wire feeders and the welding support equipment are sequentially conducted and connected one by one, the welding protective gas supply device is connected with the remote digital wire feeders, and the high-current junction box is mainly used for distributing and transmitting high-power direct-current electricity outputted by the high-power inverted welding power source to the remote digital wire feeders provided with high-power wave chopping control circuits. Accordingly, the remote digital wire feeders only need to be simply connected onto the high-current junction box nearby a welding area so as to carry out welding simultaneously without mutual interference, and expense is also saved. In addition, multiple welding support equipment can be easily connected after inputted current is in wave chopping processing, flexibility of remote welding is greatly improved, and stability of welding output and personal safety of welding workers are guaranteed.
Description
[technical field]
The utility model belongs to welding technology field, relates in particular to a kind of bus type copped wave gas and protects welding system.
[background technology]
At present; In modern times in the shipbuilding industry; The workload of implementing welding is very huge; In order to improve welding job efficient, to shorten the task duration, shipbuilding industry generally adopts the low-voltage high-power source of welding current, i.e. the source of welding current of big current low voltage; The net electricity of pressing industrial frequency AC three-phase 380V in meanwhile just can introducing inevitably is to the source of welding current; Consider that the insulation protection that is easy in this case occur because of source of welding current power cable causes very big potential safety hazard to the welder who works aboard ship unusually, or the source of welding current is inconvenient to move on to the existence of objective factor such as work in the welding region, existing solution makes the source of welding current away from the welding job place exactly; Yet; Under this application feature, can only select very long inverter type welder out-put supply transmission cable (generally can reach 50 meters); Cause wire-feed motor to move the loss of energy very high on very flexible and the inverter type welder out-put supply transmission cable; Welding output simultaneously is easy to receive the influence of net piezoelectric voltage fluctuation and seriously influence welding efficiency and degradation, and long-time cable loss meeting causes that cable is aging to quicken, and makes that the maintenance cost of welding system is very high.
In addition, in welding job, each remote wire feed machine machine all will dispose a high power welding power supply separately, and each remote wire feed machine also must be connected to the cable of source of welding current output separately under this situation.Like this, enterprise need a large number of fund buy high power welding power supply and source of welding current output cable, bring very big operation pressure, and maintenance cost is also very high.
[utility model content]
In order to solve the above-mentioned technical problem that exists in the prior art, the utility model provide a kind of adopt a high power welding power supply output high voltage reduced-current, provide that many wire-feed motor are worked simultaneously simultaneously and security and the high bus type copped wave gas of stability are protected welding system.
The technical scheme that the prior art problem that solves the utility model is adopted is:
A kind of bus type copped wave gas is protected welding system; Include successively the high power contravariant source of welding current, big electric current terminal box, digital remote wire-feed motor, welding corollary equipment that conducting one by one connects; And the welding protection property gas supply device that is connected with said digital remote wire-feed motor; The high power DC electricity distribution that said big electric current terminal box is mainly used in said high power contravariant source of welding current output flows to the above digital remote wire-feed motor, and said digital remote wire-feed motor is provided with big current chopping control circuit;
Said big current chopping control circuit is connected with said terminal box conducting; Include wave filter, surge current suppression circuit, high frequency driver, HF switch element, inductor, electric power system and microcontroller; Wherein, Said wave filter is mainly used in the inductive effect that completion is connected the long line from said terminal box input current with surge current suppression circuit; Said high frequency driver is used to drive said HF switch element and carries out the copped wave processing; Said inductor is handled the back and is exported the said electric current that corollary equipment welds that supplies to weld, and it is that said microcontroller provides electric energy that said electric power system is mainly used in through the input power bus, and said microcontroller is used for controlling the running of these all electronic devices and components of circuit;
Be connected with the conducting of electric power connection line cable between the output of the said high power contravariant source of welding current and the said big electric current terminal box input; Said big electric current terminal box also is provided with output; Comprise anodal delivery outlet and cathode output end mouth more than one; And each said cathode output end mouth all is connected with said digital remote wire-feed motor with the connection cable conducting, and said cathode output end mouth also is connected with the welding work pieces conducting with said connection cable;
The said high power contravariant source of welding current is away from welding region, and said big electric current terminal box is arranged near the welding region, and the said electric power connection line cable length that connects the said high power contravariant source of welding current and said big electric current terminal box is 150～200 meters.
The utility model pass through technique scheme; Can be under condition away from the high power contravariant source of welding current; Only need simply the digital remote wire-feed motor is connected to apart from the nearer big electric current terminal box of hull welding region; Just can carry out welding operation simultaneously, not disturb mutually, and use a high power contravariant source of welding current to provide simultaneously under the situation that many wire-feed motor work simultaneously, save the expense of materials such as the high power welding power supply and source of welding current output cable greatly.In addition; Native system is accomplished the copped wave processing to high power contravariant source of welding current VD through big electric current terminal box and the digital control circuit that is built in the digital remote wire-feed motor; Guaranteeing that being lower than the welding region safe voltage adopts the high power welding power supply output high voltage reduced-current source of welding current, greatly reduce the sectional area of single electric power connection line cable, can use light cable; The also big leap ahead of its length; Make the digital remote wire-feed motor near the big electric current terminal box that is connected away from the source of welding current welding region, greatly to have increased the flexibility of remote welding nearby, and adopt big current chopping technology again; Realized that many digital remote wire-feed motor can obtain safe voltage and the electric current that is suitable for welding; Guaranteed the stability of welding output, also guaranteed that low-voltage distributes in the welding region simultaneously, welder's personal safety has obtained guarantee.
[description of drawings]
Fig. 1 is the structure principle chart that the said bus type copped wave of the utility model gas is protected welding system;
Fig. 2 is the structural representation that the said bus type copped wave of the utility model gas is protected welding system;
Fig. 3 is the partial structurtes sketch map that the said bus type copped wave of the utility model gas is protected welding system;
Fig. 4 is the structural representation of the set control circuit of chopping of the digital long-range wire-feed motor of the said bus type copped wave of the utility model gas guarantor welding system.
[specific embodiment]
Below in conjunction with accompanying drawing the utility model technical scheme is elaborated.
See also Figure of description Fig. 1-4.The high power contravariant source of welding current 1, big electric current terminal box 2, digital remote wire-feed motor 3, wire feeding motor 31, welding corollary equipment 4, welding protection property gas supply device 5, electric power connection line cable 1 ', big current chopping control circuit 6, wave filter 61, surge current suppression circuit 62, high frequency driver 63, HF switch element 64, inductor 65, electric power system 66, microcontroller 67, gas flow sensor 68, current Hall sensor 69 and man machine operation interface 60 among the figure.
As shown in fig. 1:
The utility model provides a kind of bus type copped wave gas to protect welding system; Include successively the high power contravariant source of welding current 1, big electric current terminal box 2, digital remote wire-feed motor 3, welding corollary equipment 4 that conducting one by one connects, and the welding protection property gas supply device 5 that is connected with digital remote wire-feed motor 3.Wherein, the high power contravariant source of welding current 1 is mainly used in to each component devices of this system and supplies with work energy; The high power DC electricity distribution that big electric current terminal box 3 is mainly used in 1 output of the high power contravariant source of welding current flows to an above digital remote wire-feed motor 3; Digital remote wire-feed motor 3 sends the high power DC electricity to welding corollary equipment 4 after copped wave is handled, to accomplish welding job.
Shown in Fig. 2, Fig. 3:
The described bus type copped wave of the utility model gas is protected welding system and is included the high power contravariant source of welding current 1, big electric current terminal box 2, digital remote wire-feed motor 3, welding corollary equipment 4.Wherein, The high power contravariant source of welding current 1 is a constant potential power supply that is arranged at away from welding region; The direct current energy of its output can satisfy a plurality of digital remote wire-feed motor 3 and independently carry out welding job simultaneously, and the output of the high power contravariant source of welding current 1 be connected with electric power connection line cable 1 ' (length can reach 150～200 meters) conducting between electric current terminal box 2 inputs (being input port 21) greatly; Big electric current terminal box 2 is arranged near the welding region; It is provided with an above cathode output end mouth 22 and cathode output end mouth 23; And each cathode output end mouth 22 all is connected with digital remote wire-feed motor 3 with connection cable 2 ' conducting, and cathode output end mouth 23 also is connected with welding work pieces (not showing among the figure) conducting of close together with connection cable 2 '; Big electric current digital remote wire-feed motor 3 is connected with welding corollary equipment 4 through connection cable, tracheae and water pipe etc.; Said welding corollary equipment 4 can be that gas is protected in the welding gun a kind of among MAG, MIG, TIG, the MMA at least.Like this; Can be under condition away from the high power contravariant source of welding current 1; Only need simply digital remote wire-feed motor 3 is connected to apart from the nearer big electric current terminal box 2 of hull welding region; Just can carry out welding operation simultaneously, not disturb mutually, and use a high power contravariant source of welding current 1 to provide simultaneously under the situation that many wire-feed motor work simultaneously, save the expense of materials such as the high power welding power supply and source of welding current output cable greatly.In addition, native system also includes the welding protection property gas supply device 5 that is arranged at the weld zone, and said welding protection property gas supply device 5 is connected with digital remote wire-feed motor 3, realizes welding protection.Digital remote wire-feed motor 3 also is provided with big current chopping control circuit 6, cooperates with big electric current terminal box 2 to accomplish the big current chopping processing of DC-DC, and this power supply processing method is:
The electric energy of the high voltage reduced-current of the said high power contravariant source of welding current 1 output is dispensed to connected many digital remote wire-feed motor 3 through said big electric current terminal box 2; The big current chopping control circuit 6 that is provided with by digital remote wire-feed motor 3 again carries out copped wave handles the electric energy of the last big electric current of output LOW voltage.
As shown in Figure 4:
The digital remote wire-feed motor 3 that the described bus type copped wave of the utility model gas is protected welding system is built-in with the big current chopping control circuit 6 that is connected with terminal box 2 (the being cathode output end mouth 22) conducting of welding region, includes wave filter 61, surge current suppression circuit 62, high frequency driver 63, HF switch element 64, inductor 65, electric power system 66 and microcontroller 67.During work; The inductive effect that through wave filter 61 and surge current suppression circuit 62 completion the long line of input current is connected from the electric current of terminal box 2 input; Carry out copped wave through a HF switch element 64 that is driven by high frequency driver 63 then and handle, output can supply to weld the electric current that corollary equipment (electric welding machine) 4 welds after inductor 65 is handled again; Electric power system 66 is that microcontroller 67 provides electric energy through the input power bus, and microcontroller 67 is used for controlling the running of these all electronic devices and components of circuit.Simultaneously, the described big current chopping control circuit 6 of the utility model also includes gas flow sensor 68, current Hall sensor 69, is respectively applied for to detect and control gas supply flow and output welding current.Certainly, microcontroller 67 also can directly be used to drive the wire feeding motor of establishing in the digital remote wire-feed motor 3 31.
For example: the high power contravariant source of welding current 1 of a 800A90V carries out work with 300A25V simultaneously with 6 digital remote wire-feed motor of welding system configuration of the utility model; And the power match of the high power contravariant source of welding current 1; So, the power output Pi=U of its source of welding current
2* I
2=90V * 800A=72KW, 6 power P 1=U that the digital remote wire-feed motor needs
1* I
1* 6=25V * 300A * 6=45KW; Satisfied fully 6 wire-feed motor of the source of welding current that this shows this 800A90V are carried out work with 300A25V simultaneously.
And, with maximum current work, and be that example then has: P=I with the high power contravariant source of welding current of a 800A90V with the welding output cable of equal length
2* R, wherein R is welding output cable all-in resistance, I is the welding output current; The cable loss that connects in a conventional manner is Pc=(6 * 300A)
2* R, but the cable loss that connects with the utility model welding system mode P then
f=(800A)
2* R; Promptly be illustrated under the condition of equal length cable; Energy loss in the source of welding current output cable of the utility model is for adopting the 800/1800=44% of traditional approach loss; Significantly reduce to export when the output of high power welding power supply adopts long line to connect the electric energy loss on the cable; Improved the reliability of whole welding system greatly, and energy-saving effect is better.
Like this; Accomplish copped wave processing through big electric current terminal box 2 and the digital control circuit that is built in the digital remote wire-feed motor 3 to the high power contravariant source of welding current 1 VD; Guaranteeing that being lower than the welding region safe voltage adopts the high power contravariant source of welding current 1 output high voltage reduced-current source of welding current, greatly reduce the sectional area of single electric power connection line cable 1 ', can use light cable; The also big leap ahead of its length; Make digital remote wire-feed motor 3 near the big electric current terminal box 2 that is connected away from the source of welding current welding region, greatly to have increased the flexibility of remote welding nearby, and adopt big current chopping technology again; Realized that many digital remote wire-feed motor 3 can obtain safe voltage and the electric current that is suitable for welding; Guaranteed the stability of welding output, also guaranteed that low-voltage distributes in the welding region simultaneously, welder's personal safety has obtained guarantee.
In addition; The digital remote wire-feed motor 3 of the utility model also is provided with a supply welder and carries out man machine operation interface 60; This operation interface 60 with in the microcontroller 67 established be connected, can make things convenient for the welder to observe and regulate required welding current, voltage or welding function (as: manual welding, gas are protected and welded, argon arc welding) according to the actual welding process real-time, convenient, flexible; Have more hommization, also can effectively improve welding efficiency and welding quality.
Above content is the further explain that combines concrete optimal technical scheme that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection domain of the utility model.
Claims (6)
1. a bus type copped wave gas is protected welding system; It is characterized in that: include successively the high power contravariant source of welding current (1), big electric current terminal box (2), digital remote wire-feed motor (3), welding corollary equipment (4) that conducting one by one connects; And the welding protection property gas supply device (5) that is connected with said digital remote wire-feed motor (3); The high power DC electricity distribution that said big electric current terminal box (2) is mainly used in the said high power contravariant source of welding current (1) output flows to the above digital remote wire-feed motor (3), and said digital remote wire-feed motor (3) is provided with big current chopping control circuit (6).
2. bus type copped wave gas according to claim 1 is protected welding system; It is characterized in that: said big current chopping control circuit (6) is connected with said terminal box (2) conducting; Include wave filter (61), surge current suppression circuit (62), high frequency driver (63), HF switch element (64), inductor (65), electric power system (66) and microcontroller (67); Wherein, Said wave filter (61) is mainly used in the inductive effect that completion is connected the long line from said terminal box (2) input current with surge current suppression circuit (62); Said high frequency driver (63) is used to drive said HF switch element (64) and carries out the copped wave processing; Said inductor (65) is handled the back and is exported the said electric current that corollary equipment (4) welds that supplies to weld, and it is that said microcontroller (67) provides electric energy that said electric power system (66) is mainly used in through the input power bus, and said microcontroller (67) is used for controlling the running of these all electronic devices and components of circuit.
3. bus type copped wave gas according to claim 2 is protected welding system; It is characterized in that: said big current chopping control circuit also includes gas flow sensor (68), current Hall sensor (69), is respectively applied for to detect and control gas supply flow and output welding current.
4. bus type copped wave gas according to claim 2 is protected welding system; It is characterized in that: be connected with electric power connection line cable (1 ') conducting between the output of the said high power contravariant source of welding current (1) and said big electric current terminal box (2) input (21); Said big electric current terminal box (2) also is provided with output; Comprise anodal delivery outlet (22) and cathode output end mouth (23) more than one; And each said cathode output end mouth (22) all is connected with said digital remote wire-feed motor (3) with connection cable (2 ') conducting, and said cathode output end mouth (23) also is connected with the welding work pieces conducting with said connection cable (2 ').
5. protect welding system according to claim 1 or 4 described bus type copped wave gas; It is characterized in that: the said high power contravariant source of welding current (1) is away from welding region; Said big electric current terminal box (2) is arranged near the welding region, and said electric power connection line cable (the 1 ') length that connects the said high power contravariant source of welding current (1) and said big electric current terminal box (2) is 150～200 meters.
6. bus type copped wave gas according to claim 2 is protected welding system; It is characterized in that: said digital remote wire-feed motor (3) also is provided with one and supplies with the welder carries out Real Time Observation and adjusting required welding current, voltage or welding function in welding process man machine operation interface (60), and said operation interface (60) is connected with said microcontroller (67).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202432406U CN202162482U (en) | 2011-07-11 | 2011-07-11 | Bus type wave-chopping gas shield welding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202432406U CN202162482U (en) | 2011-07-11 | 2011-07-11 | Bus type wave-chopping gas shield welding system |
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| Publication Number | Publication Date |
|---|---|
| CN202162482U true CN202162482U (en) | 2012-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202432406U Withdrawn - After Issue CN202162482U (en) | 2011-07-11 | 2011-07-11 | Bus type wave-chopping gas shield welding system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259230A (en) * | 2011-07-11 | 2011-11-30 | 深圳市瑞凌实业股份有限公司 | Bus-type chopping gas-shield welding system and power source treatment method thereof |
| CN104487198A (en) * | 2012-07-23 | 2015-04-01 | 伊利诺斯工具制品有限公司 | Method and apparatus for providing welding type power |
| US10500669B2 (en) | 2012-07-23 | 2019-12-10 | Illinois Tool Works Inc. | Method and apparatus for providing welding type power with balanced bus |
| US11161193B2 (en) | 2012-07-23 | 2021-11-02 | Illinois Tool Works Inc. | Method and apparatus for providing welding type power with flux balancing |
-
2011
- 2011-07-11 CN CN2011202432406U patent/CN202162482U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259230A (en) * | 2011-07-11 | 2011-11-30 | 深圳市瑞凌实业股份有限公司 | Bus-type chopping gas-shield welding system and power source treatment method thereof |
| CN104487198A (en) * | 2012-07-23 | 2015-04-01 | 伊利诺斯工具制品有限公司 | Method and apparatus for providing welding type power |
| US9862052B2 (en) | 2012-07-23 | 2018-01-09 | Illinois Tool Works Inc. | Method and apparatus for providing welding type power |
| US10112251B2 (en) | 2012-07-23 | 2018-10-30 | Illinois Tool Works Inc. | Method and apparatus for providing welding type power |
| US10500669B2 (en) | 2012-07-23 | 2019-12-10 | Illinois Tool Works Inc. | Method and apparatus for providing welding type power with balanced bus |
| US10898964B2 (en) | 2012-07-23 | 2021-01-26 | Illinois Tool Works Inc. | Method and apparatus for providing welding type power |
| US11097369B2 (en) | 2012-07-23 | 2021-08-24 | Illinois Tool Works Inc. | Method and apparatus for providing welding type power |
| US11161193B2 (en) | 2012-07-23 | 2021-11-02 | Illinois Tool Works Inc. | Method and apparatus for providing welding type power with flux balancing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120314 Effective date of abandoning: 20131009 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120314 Effective date of abandoning: 20131009 |
|
| RGAV | Abandon patent right to avoid regrant |