CN104690398B - Three use welding machine logic control circuit - Google Patents
Three use welding machine logic control circuit Download PDFInfo
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- CN104690398B CN104690398B CN201510070460.6A CN201510070460A CN104690398B CN 104690398 B CN104690398 B CN 104690398B CN 201510070460 A CN201510070460 A CN 201510070460A CN 104690398 B CN104690398 B CN 104690398B
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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
- B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
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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
- B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
- B23K9/1006—Power supply
- B23K9/1012—Power supply characterised by parts of the process
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Abstract
The invention provides a kind of three use welding machine logic control circuit, including:Gas shield welding functional module, argon arc welding functional module, manual welding functional module, wherein said argon arc welding functional module, manual welding functional module, gas shield welding functional module share identical logic control circuit;Gas shield welding functional module, for realizing selection and the enforcement of gas shield welding function;Argon arc welding functional module, for realizing selection and the enforcement of argon arc welding function, and shields gas shield welding functional module;Manual welding functional module, for realizing selection and the enforcement of manual welding function, and shields gas shield welding functional module.This invention simplifies three use the control circuit of electric welding machine, while assurance function, also there is good capacity of resisting disturbance.
Description
Technical field
The present invention relates to electric welding machine, in particular it relates to a kind of three use welding machine logic control circuit.
Background technology
Day by day full-fledged with inverter type welder technology, the welding machine of single function before, such as hand arc welding machine, argon
Arc-welding machine and gas-shielded welder are increasingly difficult to commercially to win the favor of consumer.And combine manual welding, the gentle guarantor of argon arc welding
Status on civilian welding machine market for the three function welding machines of weldering is more and more prominent.And between three kinds of welding functions logic function knot
Synthesize a complicated engineering, first have to solution is the differentiation of three functions, including handss weldering, argon arc welding and gas shield welding, then
Institute's function of dominant of various welding is configured, is related to rifle switching signal, wire feed enable signal, 2T/4T, crawl wire feed, draws
Arc pass signal and PWM enable signal.The logic control circuit of traditional three-way set is by several amplifiers and trigger combination
Realize logic, but this kind of method increased the complexity of circuit, also lead to excessively complicated circuit to make the reliability of logical signal
Property decline serious.
Content of the invention
For defect of the prior art, it is an object of the invention to provide a kind of three use welding machine logic control circuit.
Included with welding machine logic control circuit according to one kind three that the present invention provides:Gas shield welding functional module, argon arc welding work(
Energy module, manual welding functional module, wherein said argon arc welding functional module, manual welding functional module, gas shield welding functional module are altogether
Use identical logic control circuit;
Gas shield welding functional module, for realizing selection and the enforcement of gas shield welding function;
Argon arc welding functional module, for realizing selection and the enforcement of argon arc welding function, and shields gas shield welding functional module;
Manual welding functional module, for realizing selection and the enforcement of manual welding function, and shields gas shield welding functional module.
Preferably, described gas shield welding functional module includes:Button inch, button trigrem, button motoren, button
Migen, button comrem, rifle switch CN2, flash back setting potentiometer CN13, air valve CN12, resistance R6, resistance R18, resistance
R20, resistance R63, resistance R64, resistance R68, resistance R73, resistance R95, resistance R112, resistance R117, resistance R118, resistance
R153, resistance R154, resistance R201, diode D7, diode D11, diode D14, diode D22, diode D27, two poles
Pipe D28, diode D30, diode D32, diode D34, diode D35, diode D36, diode D37, diode D38,
Diode D44, diode D45, diode D48, diode D49, diode D51, audion Q4, audion Q101, metal-oxide-semiconductor
Q15, electric capacity C3, electric capacity C29, electric capacity C31, electric capacity C35, electric capacity C46, CD4013 chip U11, CD40106 chip U1B,
CD40106 chip U1C, CD40106 chip U1D, CD40106 chip U1E, CD40106 chip U1F, CD40106 chip U1G, its
In:12 feet of CD4013 chip U11 pass through resistance R18 and electric capacity C46 ground connection;The 9 foot ground connection of described CD4013 chip U11;Institute
7 feet, 5 feet and 3 feet of stating CD4013 chip U11 are all grounded;6 feet of described CD4013 chip U11 and 14 feet all connect positive voltage terminal
H15;The other end of resistance R68 connects the negative pole of diode D30 and 1 foot of CD40106 chip U1C respectively, and passes through electric capacity
C35 is grounded;Flash back set the 2nd port of potentiometer CN13, the 3rd port is all connected with 1 foot of CD40106 chip U1C;CD40106
1 foot of chip U1D pass through resistance R118 respectively with 2 feet of described CD40106 chip U1C, one end of resistance R112 and resistance
One end of R154 is connected;The other end of resistance R112 is connected with the positive pole of diode D7;The other end of resistance R154 and diode
The negative pole of D36 is connected;The positive pole of diode D36 respectively with the negative pole of diode D28, the colelctor electrode of audion Q4, electric capacity C3
1 foot of one end and CD40106 chip U1B is connected;The negative pole of diode D7 negative pole, the audion Q4 with diode D28 respectively
Colelctor electrode, 1 foot of one end of electric capacity C3 and described CD40106 chip U1B is connected;2 feet of described CD40106 chip U1B
It is connected with the base stage of audion Q101 by resistance R95;3 feet of described CD40106 chip U1B meet positive voltage terminal H15, described
The 4 foot ground connection of CD40106 chip U1B;3 feet of described CD4013 chip U11,5 feet, 7 feet are all grounded;Described CD4013 chip
8 feet of U11 connect the negative pole of diode D22, the negative pole of diode D38 resistance R65 in parallel and electric capacity C31 respectively and connect
Ground, the positive pole of described diode D22 constitutes described gas shield welding functional module 2T/4T signal input part, and described diode D38 is just
Pole connects button arcok;The 10 foot ground connection of described CD4013 chip U11;
-- button inch, described button inch connects the positive pole of diode D34 and constitutes described gas shield welding functional module
Crawl wire feed signal input part, the negative pole of diode D34 connects the other end of resistance R73 and one end of resistance R6, institute respectively
The other end stating resistance R6 connects the positive pole of diode D32 and one end of resistance R117 respectively;The negative pole of described diode D32
Connect 2 feet of CD40106 chip U1E respectively, flashing back sets the 1st port, the positive pole of diode D30 and the electricity of potentiometer CN13
One end of resistance R68;
1 foot of described CD40106 chip U1E connects one end of resistance R20, the positive pole of diode D44 and diode respectively
The positive pole of D45;The other end of described resistance R20 connects positive 1 voltage end H15;The negative pole of described diode D44 connects CD4013 core
11 feet of piece U11,2 feet;The negative pole of described diode D45 connects 13 feet of CD4013 chip U11;
-- button trigrem, described button trigrem connect rifle respectively and switch the 1st port of CN2 and diode D51
Negative pole, the 2nd port that described rifle switchs CN2 is grounded by resistance R63;The positive pole of described diode D51 and the one of resistance R153
End is connected;The other end of described resistance R153 is respectively with one end of resistance R64, the negative pole of diode D48, diode D49 just
Pole, the negative pole of diode D35, one end of electric capacity C29,4 feet of described CD4013 chip U11 are connected;The other end of resistance R64,
The negative pole of diode D49, the other end of electric capacity C29 connect positive voltage terminal H15;The plus earth of diode D48;
-- button motoren, described button motoren connects 2 feet of CD40106 chip U1G and constitutes described gas shield welding
The wire feed of functional module enables signal input part, 1 foot positive pole, the electricity with diode D27 respectively of described CD40106 chip U1G
One end of resistance R73 is connected;The negative pole of diode D27 connects 2 feet of CD40106 chip U1F;
-- button migen, described button migen connects the negative pole of diode D37, and constitutes described gas shield welding functional module
PWM enable signal input part, the positive pole of described diode D37 connects the other end and the CD40106 core of resistance R117 respectively
2 feet of piece U1D;
-- button comrem, described button comrem connects the 1st port of described air valve CN12 and the positive pole of diode D14
And constituting the striking pass signal input of described gas shield welding functional module, the 3rd port of air valve CN12 and diode D14's is negative
Pole is all connected with the drain electrode of metal-oxide-semiconductor Q15;The source electrode of metal-oxide-semiconductor Q15 meets positive voltage terminal H24, the grid of metal-oxide-semiconductor Q15 and audion Q101
Colelctor electrode be connected;The one termination positive voltage terminal H24 of resistance R201, the current collection of another termination audion Q101 of resistance R201
Pole, the grounded emitter of audion Q101.
Preferably, described argon arc welding functional module includes:Button liften, diode D24, diode D35, resistance R61,
Resistance R74, resistance R95, wherein button liften connect the positive pole of diode D24, and the negative pole of described diode D24 passes through resistance
R70 is grounded, and connects the positive pole of diode D35 and 1 foot of CD40106 chip U1F respectively;
Described button liften is by the resistance R61 base stage of connecting triode Q4 and one end of resistance R74 respectively, electric capacity C3
The other end, the emitter stage of audion Q4 and resistance R74 the other end ground connection.
Preferably, described manual welding functional module includes:Button sticken, diode D23, button sticken connects two
The positive pole of pole pipe D23, the negative pole of described diode D23 is grounded by resistance R70, and connects the positive pole of diode D35 respectively
And 1 foot of CD40106 chip U1F;
Button sticken connects the positive pole of diode D28, the colelctor electrode of the negative pole connecting triode Q4 of diode D28.
Preferably, model IRF9Z24N of metal-oxide-semiconductor Q15.
Preferably,
- when enabling argon arc welding functional module, button liften presses, and 4 feet of CD4013 chip U11 are always high electricity
Flat, shield gas shield welding functional module, audion Q4 turns on, air valve CN12 tends to remain on;
- when enabling manual welding functional module, button sticken presses, and 4 feet of CD4013 chip are always high level,
Shielding gas shield welding functional module, 2 feet of CD40106 chip U1B are low level, and air valve CN12 keeps cut-off state.
Compared with prior art, the present invention has following beneficial effect:
1st, the three of present invention offer use welding machine logic control circuit, can improve three and use welding machine while assurance function
Capacity of resisting disturbance.
2nd, the three of present invention offer use welding machine logic control circuit, and circuit structure is simple, and reliability is high.
Brief description
The detailed description with reference to the following drawings, non-limiting example made by reading, the further feature of the present invention,
Objects and advantages will become more apparent upon:
Fig. 1 uses welding machine logic control circuit schematic diagram for the present invention provides three.
Specific embodiment
With reference to specific embodiment, the present invention is described in detail.Following examples will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, some deformation can also be made and improve.These broadly fall into the present invention
Protection domain.
Included with welding machine logic control circuit according to one kind three that the present invention provides:Gas shield welding functional module, argon arc welding work(
Energy module, manual welding functional module, wherein said argon arc welding functional module, manual welding functional module, gas shield welding functional module are altogether
Use identical logic control circuit;
Gas shield welding functional module, for realizing selection and the enforcement of gas shield welding function;
Argon arc welding functional module, for realizing selection and the enforcement of argon arc welding function, and shields gas shield welding functional module;
Manual welding functional module, for realizing selection and the enforcement of manual welding function, and shields gas shield welding functional module.
Preferably, described gas shield welding functional module includes:Button inch, button trigrem, button motoren, button
Migen, button comrem, rifle switch CN2, flash back setting potentiometer CN13, air valve CN12, resistance R6, resistance R18, resistance
R20, resistance R63, resistance R64, resistance R68, resistance R73, resistance R95, resistance R112, resistance R117, resistance R118, resistance
R153, resistance R154, resistance R201, diode D7, diode D11, diode D14, diode D22, diode D27, two poles
Pipe D28, diode D30, diode D32, diode D34, diode D35, diode D36, diode D37, diode D38,
Diode D44, diode D45, diode D48, diode D49, diode D51, audion Q4, audion Q101, metal-oxide-semiconductor
Q15, electric capacity C3, electric capacity C29, electric capacity C31, electric capacity C35, electric capacity C46, CD4013 chip U11, CD40106 chip U1B,
CD40106 chip U1C, CD40106 chip U1D, CD40106 chip U1E, CD40106 chip U1F, CD40106 chip U1G, its
In:12 feet of CD4013 chip U11 pass through resistance R18 and electric capacity C46 ground connection;The 9 foot ground connection of described CD4013 chip U11;Institute
7 feet, 5 feet and 3 feet of stating CD4013 chip U11 are all grounded;6 feet of described CD4013 chip U11 and 14 feet all connect positive voltage terminal
H15;The other end of resistance R68 connects the negative pole of diode D30 and 1 foot of CD40106 chip U1C respectively, and passes through electric capacity
C35 is grounded;Flash back set the 2nd port of potentiometer CN13, the 3rd port is all connected with 1 foot of CD40106 chip U1C;CD40106
1 foot of chip U1D pass through resistance R118 respectively with 2 feet of described CD40106 chip U1C, one end of resistance R112 and resistance
One end of R154 is connected;The other end of resistance R112 is connected with the positive pole of diode D7;The other end of resistance R154 and diode
The negative pole of D36 is connected;The positive pole of diode D36 respectively with the negative pole of diode D28, the colelctor electrode of audion Q4, electric capacity C3
1 foot of one end and CD40106 chip U1B is connected;The negative pole of diode D7 negative pole, the audion Q4 with diode D28 respectively
Colelctor electrode, 1 foot of one end of electric capacity C3 and described CD40106 chip U1B is connected;2 feet of described CD40106 chip U1B
It is connected with the base stage of audion Q101 by resistance R95;3 feet of described CD40106 chip U1B meet positive voltage terminal H15, described
The 4 foot ground connection of CD40106 chip U1B;3 feet of described CD4013 chip U11,5 feet, 7 feet are all grounded;Described CD4013 chip
8 feet of U11 connect the negative pole of diode D22, the negative pole of diode D38 resistance R65 in parallel and electric capacity C31 respectively and connect
Ground, the positive pole of described diode D22 constitutes described gas shield welding functional module 2T/4T signal input part, and described diode D38 is just
Pole connects button arcok;The 10 foot ground connection of described CD4013 chip U11;
-- button inch, described button inch connects the positive pole of diode D34 and constitutes described gas shield welding functional module
Crawl wire feed signal input part, the negative pole of diode D34 connects the other end of resistance R73 and one end of resistance R6, institute respectively
The other end stating resistance R6 connects the positive pole of diode D32 and one end of resistance R117 respectively;The negative pole of described diode D32
Connect 2 feet of CD40106 chip U1E respectively, flashing back sets the 1st port, the positive pole of diode D30 and the electricity of potentiometer CN13
One end of resistance R68;
1 foot of described CD40106 chip U1E connects one end of resistance R20, the positive pole of diode D44 and diode respectively
The positive pole of D45;The other end of described resistance R20 connects positive 1 voltage end H15;The negative pole of described diode D44 connects CD4013 core
11 feet of piece U11,2 feet;The negative pole of described diode D45 connects 13 feet of CD4013 chip U11;
As shown in figure 1, when crawl wire feed button is pressed, the voltage at inch end is high level, by CD40106 chip
U1G makes the wire feed of motoren enable as low, now close the wire-feed motor braking circuit in the external world so that wire-feed motor power will not be by
Short circuit, inch signal reaches the setting potentiometer CN13 that flashes back, because now Trig disconnects, then 13 feet and 2 of CD4013 chip U11
Foot is height, so CD40106 chip U1E is output as low level, CD40106 chip U1C is output as height, CD40106 chip U1B
For low level, audion Q101 is not turned on, and audion Q15 is in cut-off state, and air valve CN12 is obstructed, now in wire feeding circuit
Inch starts wire feed.
-- button trigrem, described button trigrem connect rifle respectively and switch the 1st port of CN2 and diode D51
Negative pole, the 2nd port that described rifle switchs CN2 is grounded by resistance R63;The positive pole of described diode D51 and the one of resistance R153
End is connected;The other end of described resistance R153 is respectively with one end of resistance R64, the negative pole of diode D48, diode D49 just
Pole, the negative pole of diode D35, one end of electric capacity C29,4 feet of described CD4013 chip U11 are connected;The other end of resistance R64,
The negative pole of diode D49, the other end of electric capacity C29 connect positive voltage terminal H15;The plus earth of diode D48;
-- button motoren, described button motoren connects 2 feet of CD40106 chip U1G and constitutes described gas shield welding
The wire feed of functional module enables signal input part, 1 foot positive pole, the electricity with diode D27 respectively of described CD40106 chip U1G
One end of resistance R73 is connected;The negative pole of diode D27 connects 2 feet of CD40106 chip U1F;
-- button migen, described button migen connects the negative pole of diode D37, and constitutes described gas shield welding functional module
PWM enable signal input part, the positive pole of described diode D37 connects the other end and the CD40106 core of resistance R117 respectively
2 feet of piece U1D;
-- button comrem, described button comrem connects the 1st port of described air valve CN12 and the positive pole of diode D14
And constituting the striking pass signal input of described gas shield welding functional module, the 3rd port of air valve CN12 and diode D14's is negative
Pole is all connected with the drain electrode of metal-oxide-semiconductor Q15;The source electrode of metal-oxide-semiconductor Q15 meets positive voltage terminal H24, the grid of metal-oxide-semiconductor Q15 and audion Q101
Colelctor electrode be connected;The one termination positive voltage terminal H24 of resistance R201, the current collection of another termination audion Q101 of resistance R201
Pole, the grounded emitter of audion Q101.
As shown in figure 1, the welding function in the case of 2T, conjunction rifle trigrem is low level, and 4 feet of CD4013 chip U11 are
Low level, because 6 feet of CD4013 chip U11 connect 15V voltage end, now 2 feet of CD4013 chip U11 are low level,
Then CD40106 chip U1E inputs as low level, is output as high level, and obtaining migen is high level, and audion Q101 conducting makes
Obtain audion Q15 conducting, then air valve CN12 action;Then CD40106 chip U1E inputs as high level to unclamp rifle switch, and migen is
Low level, audion Q101 cut-off audion Q15 cut-off, then air valve CN12 is failure to actuate.
Welding function in the case of 4T, now 2T is hanging, and when rifle switch closure, 11 feet of CD4013 chip U11 are low
Level, then the driving of PWM enable, air valve CN12 action, wire feed startup, now/arcok is height, then 13 feet of CD4013 chip U11
For high level, 12 feet of CD4013 chip U11 and 9 feet are low level.When striking success/arcok change low level, now disconnect
Rifle switchs, and 2 feet of CD4013 chip U11 and 11 feet become high level by low level, and the rising edge of high level latches CD4013 core
9 feet of piece U11, now D is level, then 13 feet of CD4013 chip U11 are low level, and CD40106 chip U1E input remains as
Low level, succeeding state is constant.When closing rifle again, CD4013 chip 11 foot is low level, and CD40106 chip U1E inputs not
Become, when loose rifle, CD4013 chip 11 foot becomes high level by low level, and 9 feet of CD4013 chip U11 are high level, now
The input of CD40106 chip U1E is high level, then follow-up migen is low level, and audion Q15 cut-off is it is meant that air valve CN12
Close, PWM enables and lost efficacy, and wire feed stops.
Preferably, described argon arc welding functional module includes:Button liften, diode D24, diode D35, resistance R61,
Resistance R74, resistance R95, wherein button liften connect the positive pole of diode D24, and the negative pole of described diode D24 passes through resistance
R70 is grounded, and connects the positive pole of diode D35 and 1 foot of CD40106 chip U1F respectively;
Described button liften is by the resistance R61 base stage of connecting triode Q4 and one end of resistance R74 respectively, electric capacity C3
The other end, the emitter stage of audion Q4 and resistance R74 the other end ground connection.
Preferably, described manual welding functional module includes:Button sticken, diode D23, button sticken connects two
The positive pole of pole pipe D23, the negative pole of described diode D23 is grounded by resistance R70, and connects the positive pole of diode D35 respectively
And 1 foot of CD40106 chip U1F;
Button sticken connects the positive pole of diode D28, the colelctor electrode of the negative pole connecting triode Q4 of diode D28.
Preferably, model IRF9Z24N of metal-oxide-semiconductor Q15.
Preferably,
- when enabling argon arc welding functional module, button liften presses, and 4 feet of CD4013 chip U11 are always high electricity
Flat, shield gas shield welding functional module, audion Q4 turns on, air valve CN12 tends to remain on;
- when enabling manual welding functional module, button sticken presses, and 4 feet of CD4013 chip are always high level,
Shielding gas shield welding functional module, 2 feet of CD40106 chip U1B are low level, and air valve CN12 keeps cut-off state.
Preferably, 1 foot of above-mentioned all CD40106 chips is input, and 2 feet of described CD40106 chip are outfan.
Above the specific embodiment of the present invention is described.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various modifications or modification within the scope of the claims, this not shadow
Ring the flesh and blood of the present invention.
Claims (3)
1. a kind of three use welding machine logic control circuit it is characterised in that including:Gas shield welding functional module, argon arc welding functional module,
Manual welding functional module, wherein said argon arc welding functional module, manual welding functional module, gas shield welding functional module share identical
Logic control circuit;
Gas shield welding functional module, for realizing selection and the enforcement of gas shield welding function;
Argon arc welding functional module, for realizing selection and the enforcement of argon arc welding function, and shields gas shield welding functional module;
Manual welding functional module, for realizing selection and the enforcement of manual welding function, and shields gas shield welding functional module;
Described gas shield welding functional module includes:Button inch, button trigrem, button motoren, button migen, button
Comrem, rifle switch CN2, flash back setting potentiometer CN13, air valve CN12, resistance R6, resistance R18, resistance R20, resistance R63,
Resistance R64, resistance R68, resistance R73, resistance R95, resistance R112, resistance R117, resistance R118, resistance R153, resistance R154,
Resistance R201, diode D7, diode D11, diode D14, diode D22, diode D27, diode D28, diode
D30, diode D32, diode D34, diode D35, diode D36, diode D37, diode D38, diode D44, two
Pole pipe D45, diode D48, diode D49, diode D51, audion Q4, audion Q101, metal-oxide-semiconductor Q15, electric capacity C3, electricity
Hold C29, electric capacity C31, electric capacity C35, electric capacity C46, CD4013 chip U11, CD40106 chip U1B, CD40106 chip U1C,
CD40106 chip U1D, CD40106 chip U1E, CD40106 chip U1F, CD40106 chip U1G, wherein:CD4013 chip
12 feet of U11 pass through resistance R18 and electric capacity C46 ground connection;The 9 foot ground connection of described CD4013 chip U11;Described CD4013 chip
7 feet of U11,5 feet and 3 feet are all grounded;6 feet of described CD4013 chip U11 and 14 feet all meet positive voltage terminal H15;Resistance R68's
The other end connects the negative pole of diode D30 and 1 foot of CD40106 chip U1C respectively, and is grounded by electric capacity C35;Flash back and set
Determine the 2nd port of potentiometer CN13, the 3rd port is all connected with 1 foot of CD40106 chip U1C;1 foot of CD40106 chip U1D leads to
Cross resistance R118 to be connected with one end of 2 feet, one end of resistance R112 and resistance R154 of described CD40106 chip U1C respectively;Electricity
The other end of resistance R112 is connected with the positive pole of diode D7;The other end of resistance R154 is connected with the negative pole of diode D36;Two poles
The positive pole of pipe D36 respectively with the negative pole of diode D28, the colelctor electrode of audion Q4, one end of electric capacity C3 and CD40106 chip
1 foot of U1B is connected;The negative pole of diode D7 respectively with the negative pole of diode D28, the colelctor electrode of audion Q4, electric capacity C3 one
1 foot of end and described CD40106 chip U1B is connected;2 feet of described CD40106 chip U1B pass through resistance R95 and audion
The base stage of Q101 is connected;3 feet of described CD40106 chip U1B meet positive voltage terminal H15, and 4 feet of described CD40106 chip U1B connect
Ground;3 feet of described CD4013 chip U11,5 feet, 7 feet are all grounded;8 feet of described CD4013 chip U11 connect diode respectively
The negative pole of D22, the negative pole of diode D38 resistance R65 in parallel and electric capacity C31 ground connection, the positive pole of described diode D22
Constitute described gas shield welding functional module 2T/4T signal input part, the positive pole of described diode D38 connects button arcok;Described
The 10 foot ground connection of CD4013 chip U11;
-- button inch, described button inch connect the positive pole of diode D34 and constitute the crawl of described gas shield welding functional module
Wire feed signal input part, the negative pole of diode D34 connects the other end of resistance R73 and one end of resistance R6, described electricity respectively
The other end of resistance R6 connects the positive pole of diode D32 and one end of resistance R117 respectively;The negative pole of described diode D32 is respectively
Connect 2 feet of CD40106 chip U1E, flashing back sets the 1st port, the positive pole of diode D30 and the resistance of potentiometer CN13
One end of R68;
1 foot of described CD40106 chip U1E connects one end of resistance R20, the positive pole of diode D44 and diode D45 respectively
Positive pole;The other end of described resistance R20 connects positive 1 voltage end H15;The negative pole of described diode D44 connects CD4013 chip U11
11 feet, 2 feet;The negative pole of described diode D45 connects 13 feet of CD4013 chip U11;
-- button trigrem, described button trigrem connect rifle switch the 1st port of CN2 and the negative pole of diode D51 respectively,
The 2nd port that described rifle switchs CN2 is grounded by resistance R63;The positive pole of described diode D51 and one end phase of resistance R153
Even;The other end of described resistance R153 respectively with one end of resistance R64, the negative pole of diode D48, the positive pole of diode D49, two
The negative pole of pole pipe D35, one end of electric capacity C29,4 feet of described CD4013 chip U11 are connected;The other end of resistance R64, diode
The negative pole of D49, the other end of electric capacity C29 connect positive voltage terminal H15;The plus earth of diode D48;
-- button motoren, described button motoren connects 2 feet of CD40106 chip U1G and constitutes described gas shield welding function
The wire feed of module enables signal input part, 1 foot positive pole, the resistance R73 with diode D27 respectively of described CD40106 chip U1G
One end be connected;The negative pole of diode D27 connects 2 feet of CD40106 chip U1F;
-- button migen, described button migen connects the negative pole of diode D37, and constitutes described gas shield welding functional module
PWM enables signal input part, and the positive pole of described diode D37 connects the other end and the CD40106 chip of resistance R117 respectively
2 feet of U1D;
-- button comrem, described button comrem connect the 1st port of described air valve CN12 and the positive pole of diode D14 structure
Become the striking pass signal input of described gas shield welding functional module, the 3rd port of air valve CN12 and the negative pole of diode D14 equal
Connect the drain electrode of metal-oxide-semiconductor Q15;The source electrode of metal-oxide-semiconductor Q15 connects positive voltage terminal H24, the collection of the grid of metal-oxide-semiconductor Q15 and audion Q101
Electrode is connected;The one termination positive voltage terminal H24 of resistance R201, the colelctor electrode of another termination audion Q101 of resistance R201, three
The grounded emitter of pole pipe Q101;
Described argon arc welding functional module includes:Button liften, diode D24, diode D35, resistance R61, resistance R74, electricity
Resistance R95, wherein button liften connect the positive pole of diode D24, and the negative pole of described diode D24 is grounded by resistance R70, and
And connect the positive pole of diode D35 and 1 foot of CD40106 chip U1F respectively;
, by the resistance R61 base stage of connecting triode Q4 and one end of resistance R74 respectively, electric capacity C3's is another for described button liften
The other end ground connection of one end, the emitter stage of audion Q4 and resistance R74;
Described manual welding functional module includes:Button sticken, diode D23, button sticken is just connecting diode D23
Pole, the negative pole of described diode D23 is grounded by resistance R70, and connects positive pole and the CD40106 of diode D35 respectively
1 foot of chip U1F;
Button sticken connects the positive pole of diode D28, the colelctor electrode of the negative pole connecting triode Q4 of diode D28.
2. according to claim 1 three use welding machine logic control circuit it is characterised in that the model of metal-oxide-semiconductor Q15
IRF9Z24N.
3. according to claim 1 three use welding machine logic control circuit it is characterised in that
- when enabling argon arc welding functional module, button liften presses, and 4 feet of CD4013 chip U11 are always high level, screen
Cover gas shield welding functional module, audion Q4 turns on, air valve CN12 tends to remain on;
- when enabling manual welding functional module, button sticken presses, and 4 feet of CD4013 chip are always high level, shielding
Gas shield welding functional module, 2 feet of CD40106 chip U1B are low level, and air valve CN12 keeps cut-off state.
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CN201510070460.6A CN104690398B (en) | 2015-02-11 | 2015-02-11 | Three use welding machine logic control circuit |
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CN104690398B true CN104690398B (en) | 2017-03-01 |
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US6028290A (en) * | 1997-08-07 | 2000-02-22 | Matsushita Electric Industrial Co., Ltd. | Arc welding apparatus |
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CN101244479A (en) * | 2008-03-22 | 2008-08-20 | 太原市星云焊接设备有限公司 | Multifunctional full-numeralization contravariant welding machine |
CN202447790U (en) * | 2012-02-02 | 2012-09-26 | 太原市星云焊接设备有限公司 | Integrated multifunctional all-numerical welding machine |
CN203031096U (en) * | 2013-01-07 | 2013-07-03 | 台州飞达机床有限公司 | Multifunctional electric welding machine |
CN103350269A (en) * | 2013-07-03 | 2013-10-16 | 北京昊威德软件有限公司 | Intelligent wire feeder |
CN103817402A (en) * | 2012-11-18 | 2014-05-28 | 盐城鼎力达焊接科技有限公司 | Multifunctional high-frequency inversion direct-current electric welding machine realizing circuit |
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2015
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Publication number | Priority date | Publication date | Assignee | Title |
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US6028290A (en) * | 1997-08-07 | 2000-02-22 | Matsushita Electric Industrial Co., Ltd. | Arc welding apparatus |
EP1629926A2 (en) * | 2004-08-31 | 2006-03-01 | ITW WELDING PRODUCTS ITALY S.r.L. | Welding machine and relative operating method |
CN101244479A (en) * | 2008-03-22 | 2008-08-20 | 太原市星云焊接设备有限公司 | Multifunctional full-numeralization contravariant welding machine |
CN202447790U (en) * | 2012-02-02 | 2012-09-26 | 太原市星云焊接设备有限公司 | Integrated multifunctional all-numerical welding machine |
CN103817402A (en) * | 2012-11-18 | 2014-05-28 | 盐城鼎力达焊接科技有限公司 | Multifunctional high-frequency inversion direct-current electric welding machine realizing circuit |
CN203031096U (en) * | 2013-01-07 | 2013-07-03 | 台州飞达机床有限公司 | Multifunctional electric welding machine |
CN103350269A (en) * | 2013-07-03 | 2013-10-16 | 北京昊威德软件有限公司 | Intelligent wire feeder |
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