CN205834454U - Argon arc welding supercharging arc ignition circuit - Google Patents
Argon arc welding supercharging arc ignition circuit Download PDFInfo
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- CN205834454U CN205834454U CN201620661428.5U CN201620661428U CN205834454U CN 205834454 U CN205834454 U CN 205834454U CN 201620661428 U CN201620661428 U CN 201620661428U CN 205834454 U CN205834454 U CN 205834454U
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- welding
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Abstract
The utility model discloses a kind of argon arc welding supercharging arc ignition circuit, including high-frequency ac input module, the outfan of high-frequency ac input module is sequentially connected with relay control module and high frequency transformer, the outfan of high frequency transformer connects the first rectification filtering module and the second rectification filtering module, the outfan connecting welding loop of the first rectification filtering module, the outfan of the second rectification filtering module connects RC oscillation module, discharge module and the high-frequency coupler being sequentially connected in series, and the outfan of high-frequency coupler is connected with welding circuit.After the output voltage boosting of high-frequency ac input module of the present utility model, rectification is directly superimposed upon on the output loop of main frame with this to improve floating voltage；Directly improving the floating voltage of welding machine, this makes the starting the arc better；High-frequency discharge is more stable.
Description
Technical field
This utility model relates to inverter argon arc welding machine technical field, particularly relates to a kind of argon arc welding supercharging arc ignition circuit.
Background technology
Argon arc welding technology is on the basis of the principle of conventional arc weldering, utilizes the argon protection to metal wlding, passes through
High electric current makes wlding be melted into liquid on by weldering base material and forms bath, makes to be welded metal and wlding reaches the one of metallurgical binding
Solder technology, owing to constantly serving argon in welding in high-temperature fusion, makes wlding can not contact with the oxygen in air, thus anti-
Stop the oxidation of wlding, therefore can weld the non-ferrous metals such as copper, aluminum, steel alloy.
Argon arc welding striking mode is generally divided into contact starting and the big class of contactless striking two.Traditional craft is made an arc
Contact starting mode easily causes the phenomenons such as the scaling loss of tungsten electrode, surface of the work scratch and weld seam tungsten inclusion, typically should not use；
So contactless striking is extensively applied, high-frequency and high-voltage striking be exactly contactless in one.
Existing arc ignition circuit is the alternating current taken after an inversion, is then passed through transformer boost, then through high pressure
Diode carries out 4 voltage-doubling boost, is coupled to output through Igniting unit and lights a fire.The shortcoming of above-mentioned arc ignition circuit is striking success
The highest, the most unsettled starting the arc, ignition success rate is relevant with welding machine output no-load voltage levels and high-frequency and high-voltage striking, and technology is difficult
Point is to improve welding machine floating voltage and the stability of high-frequency and high-voltage arc ignition circuit.
Utility model content
The utility model proposes a kind of argon arc welding supercharging arc ignition circuit, solve striking success in prior art the highest and high
Frequently the problem that high-voltage arc ignition circuit is unstable.
The technical solution of the utility model is achieved in that
A kind of argon arc welding supercharging arc ignition circuit, including high-frequency ac input module, the outfan of high-frequency ac input module
Be sequentially connected with relay control module and high frequency transformer, the outfan of high frequency transformer connect the first rectification filtering module and
Second rectification filtering module, the outfan connecting welding loop of the first rectification filtering module, the output of the second rectification filtering module
End connects RC oscillation module, discharge module and the high-frequency coupler being sequentially connected in series, the outfan of high-frequency coupler and welding circuit
Connect.
Further, high-frequency ac input module connects the secondary of welding machine main transformer.
Further, the second rectification filtering module includes diode D4, diode D5, diode D6 and diode D11 group
The rectifier bridge become.
Further, relay control module includes relay J 1A and relay J 1B, and relay J 1A passes through audion Q5
It is connected with high-frequency ac input module.
Further, high-frequency ac input module is connected with audion Q5 by divider resistance R10.
Further, the first rectification filtering module includes the diode D13 for rectification.
Further, RC oscillation module is made up of self-recoverage controllable silicon Q4.
Further, discharge module is made up of high voltage package and high-voltage capacitance.
The beneficial effects of the utility model are: the direct superposition of rectification after the output voltage boosting of high-frequency ac input module
The output loop of main frame improves floating voltage with this；Directly improving the floating voltage of welding machine, this makes starting the arc effect more
Good；High-frequency discharge is more stable.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the circuit block diagram of this utility model argon arc welding supercharging arc ignition circuit；
Fig. 2 is the circuit theory diagrams of this utility model argon arc welding supercharging arc ignition circuit.
In figure, 1-high-frequency ac input module；2-relay control module；3-high frequency transformer；4-the first rectifying and wave-filtering
Module；5-the second rectification filtering module；6-RC oscillation module；7-discharge module；8-high-frequency coupler；9-welding circuit.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
As depicted in figs. 1 and 2, the utility model proposes a kind of argon arc welding supercharging arc ignition circuit, defeated including high-frequency ac
Entering module 1, the outfan of high-frequency ac input module 1 is sequentially connected with relay control module 2 and high frequency transformer 3, and high frequency becomes
The outfan of depressor 3 connects the first rectification filtering module 4 and the second rectification filtering module 5, the output of the first rectification filtering module 4
End connecting welding loop 9, the outfan of the second rectification filtering module 5 connects RC oscillation module 6, the discharge module 7 being sequentially connected in series
With high-frequency coupler 8, the outfan of high-frequency coupler 8 is connected with welding circuit 9.
High-frequency ac input module 1 connects the secondary of welding machine main transformer.The high-frequency ac input module 1 of this circuit be from
The secondary power of the main transformer device of welding machine, without interference with welding machine complete machine main circuit；Rectification after main transformer device secondary output voltage is boosted
Directly it is superimposed upon on the output loop of welding machine main frame with this to improve floating voltage；It is by main transformer device secondary voltage liter that high frequency produces
After pressure, rectification is controlled controllable silicon through RC oscillation module 6 and DC is converted into AC, with high-voltage capacitance after being boosted by high voltage package
Form discharge loop, then through high-frequency coupler 8, the outfan of high-frequency coupling to welding machine main frame is carried out striking.
Second rectification filtering module 5 includes diode D4, diode D5, diode D6 and the rectification of diode D11 composition
Bridge.
Relay control module 2 includes relay J 1A and relay J 1B, and relay J 1A is handed over high frequency by audion Q5
Stream input module 1 connects.
High-frequency ac input module 1 is connected with audion Q5 by divider resistance R10.
First rectification filtering module 4 includes the diode D13 for rectification.
RC oscillation module 6 is made up of self-recoverage controllable silicon Q4.
Discharge module 7 is made up of high voltage package and high-voltage capacitance.
(i.e. high-frequency ac input module 1, lower with) is connected with the secondary of welding machine main transformer as in figure 2 it is shown, CN1, CN2 and
Welding terminal connects, and the voltage fed back by CN1, after divider resistance R10 dividing potential drop, is powered to the grid of audion Q5,
Control the on or off duty of audion Q5, power to first pole relay J 1A of J1 relay, control relay J 1B
Adhesive or disconnection realize the duty of high-frequency circuit；After audion Q5 conducting, relay J 1B closes, and transformator T1 starts
Work, in T1 level of transformator one group through diode D13 (the first filter rectification module) rectification, be then passed through CN2 and directly fold
It is added to the outfan of welding machine, thus has reached the effect of supercharging so that welding machine is easier to striking；Other the one of T1 level of transformator
Group charges to after diode D4, diode D5, diode D6, diode D11 rectification electric capacity C11, after being charged to certain voltage,
Make D8 stabilivolt conducting control self-recoverage controllable silicon Q4 conducting, electric capacity C11 through high voltage package T2 primary, self-recoverage controllable silicon Q4,
Resistance R1 forms discharge loop, discharges into stabilivolt D8 cut-off after to a certain degree, charges to electric capacity C11 the most again, so circulates,
Complete the work that DC is converted into AC, thus power to high voltage package T2, after high voltage package T2 is boosted through high-voltage capacitance and
Discharge electrode forms high-frequency discharge, eventually passes high-frequency coupler 8 and high-frequency and high-voltage is coupled to welding terminal for puncturing air
Reach the effect of striking.
The power taking of this circuit is that voltage is relatively low, and the interference to major loop is minimum so that welding machine from main transformer device secondary power taking
The more stable failure rate is low of complete machine；In the case of the no-load voltage ratio not changing main transformer, the directly output of raising welding machine more than one times
Floating voltage, this makes the starting the arc better；High frequency produce circuit after bridge rectifier combine high voltage package formed put
Electricity loop, high-frequency discharge is more stable.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (8)
1. an argon arc welding supercharging arc ignition circuit, it is characterised in that: including high-frequency ac input module, described high-frequency ac inputs
The outfan of module is sequentially connected with relay control module and high frequency transformer, and the outfan of described high frequency transformer connects first
Rectification filtering module and the second rectification filtering module, the outfan connecting welding loop of described first rectification filtering module, described
The outfan of the second rectification filtering module connects RC oscillation module, discharge module and the high-frequency coupler being sequentially connected in series, described height
Frequently the outfan of bonder is connected with described welding circuit.
Argon arc welding supercharging arc ignition circuit the most according to claim 1, it is characterised in that: described high-frequency ac input module is even
The secondary of welder main transformer.
Argon arc welding supercharging arc ignition circuit the most according to claim 1, it is characterised in that: described second rectification filtering module bag
Include diode D4, diode D5, diode D6 and the rectifier bridge of diode D11 composition.
Argon arc welding supercharging arc ignition circuit the most according to claim 1, it is characterised in that: described relay control module includes
Relay J 1A and relay J 1B, described relay J 1A is connected with described high-frequency ac input module by audion Q5.
Argon arc welding supercharging arc ignition circuit the most according to claim 4, it is characterised in that: described high-frequency ac input module leads to
Cross divider resistance R10 to be connected with described audion Q5.
Argon arc welding supercharging arc ignition circuit the most according to claim 1, it is characterised in that: described first rectification filtering module bag
Include the diode D13 for rectification.
Argon arc welding supercharging arc ignition circuit the most according to claim 1, it is characterised in that: described RC oscillation module is by self-recoverage
Controllable silicon Q4 forms.
Argon arc welding supercharging arc ignition circuit the most according to claim 1, it is characterised in that: described discharge module by high voltage package and
High-voltage capacitance forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661428.5U CN205834454U (en) | 2016-06-28 | 2016-06-28 | Argon arc welding supercharging arc ignition circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620661428.5U CN205834454U (en) | 2016-06-28 | 2016-06-28 | Argon arc welding supercharging arc ignition circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205834454U true CN205834454U (en) | 2016-12-28 |
Family
ID=57620535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620661428.5U Expired - Fee Related CN205834454U (en) | 2016-06-28 | 2016-06-28 | Argon arc welding supercharging arc ignition circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205834454U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695071A (en) * | 2016-12-30 | 2017-05-24 | 唐山松下产业机器有限公司 | Arc striking control method and device |
| CN107931782A (en) * | 2017-12-18 | 2018-04-20 | 深圳市佳士科技股份有限公司 | Arc ignition circuit and AC-DC argon arc welding machine |
| CN108015387A (en) * | 2017-12-29 | 2018-05-11 | 上海沪工焊接集团股份有限公司 | A kind of non-contact arc ignition circuit and argon arc welding machine |
| CN108340048A (en) * | 2017-12-29 | 2018-07-31 | 上海广为焊接设备有限公司 | Contactless arc ignition circuit for argon arc welding machine |
-
2016
- 2016-06-28 CN CN201620661428.5U patent/CN205834454U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695071A (en) * | 2016-12-30 | 2017-05-24 | 唐山松下产业机器有限公司 | Arc striking control method and device |
| CN107931782A (en) * | 2017-12-18 | 2018-04-20 | 深圳市佳士科技股份有限公司 | Arc ignition circuit and AC-DC argon arc welding machine |
| CN107931782B (en) * | 2017-12-18 | 2019-10-22 | 深圳市佳士科技股份有限公司 | Arc ignition circuit and AC-DC argon arc welding machine |
| CN108015387A (en) * | 2017-12-29 | 2018-05-11 | 上海沪工焊接集团股份有限公司 | A kind of non-contact arc ignition circuit and argon arc welding machine |
| CN108340048A (en) * | 2017-12-29 | 2018-07-31 | 上海广为焊接设备有限公司 | Contactless arc ignition circuit for argon arc welding machine |
| CN108340048B (en) * | 2017-12-29 | 2019-09-27 | 上海广为焊接设备有限公司 | Contactless arc ignition circuit for argon arc welding machine |
| CN108015387B (en) * | 2017-12-29 | 2024-02-20 | 上海沪工焊接集团股份有限公司 | Non-contact arc striking circuit and argon arc welding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180703 Address after: 518000 1, 22 Yumin Road, Jinsha Tau Industrial Zone, Baoan District, Shenzhen, Guangdong. Patentee after: Delisi (Shenzhen) Welding Technology Co., Ltd. Address before: 518000 22 Yumin Road, Jinsha Industrial Zone, Shajing Town, Shenzhen, Guangdong Patentee before: Shenzhen Heng Sheng Sheng Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20190628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |