CN103372706A - SCR (semiconductor control rectifier) fusion splicer utilizing optical communication - Google Patents
SCR (semiconductor control rectifier) fusion splicer utilizing optical communication Download PDFInfo
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- CN103372706A CN103372706A CN2012101139883A CN201210113988A CN103372706A CN 103372706 A CN103372706 A CN 103372706A CN 2012101139883 A CN2012101139883 A CN 2012101139883A CN 201210113988 A CN201210113988 A CN 201210113988A CN 103372706 A CN103372706 A CN 103372706A
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Abstract
The invention relates to an SCR (semiconductor control rectifier) fusion splicer utilizing optical communication. The SCR fusion splicer is composed of a fusion splicer body, a wire feeding device and a fusion-splicing torch. The wire feeding device is connected with the body through a cable, provided with a wire feeding motor and used for wire feeding. The cable is utilized for realization of welding voltage, current, engine, wire feeding motor driving, electromagnet driving, power supply and air supply during welding, and the like. The fusion-splicing torch is connected with the wire feeding device. An SCR is controlled to adjust the electrifying quantity of the fusion-splicing torch so as to weld a base metal. The SCR fusion splicer is characterized in that each of the fusion splicer body and the wire feeding device is provided with an optical signal sending and receiving portion, and the fusion splicer body is connected with the wire feeding device through an optical cable and can control the wire feeding device by the aid of optical communication control. By the mode of utilizing the optical cable for optical communication, the SCR fusion splicer is light in weight and high in reliability, and quality of welding joints can be improved.
Description
Technical field
The present invention relates to a kind of SCR fusion splicer, especially utilize the SCR fusion splicer of optic communication.
Background technology
For improving productivity, in the on-the-spot extensive use arc welding of a lot of industries, its solder technology development is swift and violent.The arc welding device mainly uses contravariant fusion splicer and SCR formula fusion splicer, is partial to use the contravariant fusion splicer at the automation scene of automobile industry, then is partial to use SCR formula fusion splicer at the shipbuilding scene.Contravariant fusion splicer and SCR formula fusion splicer can be distinguished according to the kind of electric power conversion part in the fusion splicer, and namely the contravariant fusion splicer is to use IGBT made, and the SCR fusion splicer then is to use the SCR(thyristor, and is Thyristor) made.
The contravariant fusion splicer belongs to expensive equipment, and the whole world only limits to specific enterprise and produces, and main dependence on import.But SCR formula fusion splicer can be because noise cause the faulty operation problem of machine on every side, and cheap.But simultaneously as the equipment of developing more than 20 years, be difficult to realize also true feelings of Continual Improvement.
Fig. 1 is the synoptic diagram of traditional SCR fusion splicer, and Fig. 2 is the pie graph of traditional SCR fusion splicer, and Fig. 3 is the schematic diagram of traditional single cable.
As shown in the figure, traditional SCR fusion splicer is substantially by the fusion splicer body 10 that possesses SCR etc., form with welding torch 30 with the wire feeder 20 of wire feeding motor in order to wire feed, the energising amount of regulating welding torch 30 by control SCR, thus realize welding to mother metal 1.
In addition, single cable that fusion splicer body 10 is connected with wire feeder 20, its holding wire is more than 9 cores, has weldingvoltage, electric power, engine, wire feeding motor drives, solenoid-driven, power during welding, the functions such as air feed are for guaranteeing above-mentioned control function, its diameter is larger, and possesses common metal.Observe the cross section of single cable 40, can find out it by the shielding line of inside, electric wire, 9 core holding wires and crust consist of.But because the increase of holding wire integral body causes enlarged diameter, cause the surface area of crust to become large, weight increases the weight of, and makes weldingvoltage impaired because length is elongated again, from fusion splicer body 10 to crust 20 control impaired, cause the poor problem of weldquality.
Summary of the invention
The technical problem that solves
For addressing the above problem, the object of the present invention is to provide a kind of not only frivolously but also can guarantee its reliability, and can improve the SCR fusion splicer that utilizes optic communication of weldquality.
Technical solution
For reaching above-mentioned purpose, solution of the present invention is to provide a kind of SCR fusion splicer that utilizes optic communication, by the fusion splicer body; Be utilized as the realization weldingvoltage, electric current, engine, wire feeding motor drive, and solenoid-driven is powered during welding, the cable of air feed etc. and be connected in body, and with the wire feeder of wire feeding motor in order to wire feed; And the welding torch that is connected with wire feeder consists of, SCR regulates welding torch energising amount by control, so that mother metal is welded, it is characterized in that: what fusion splicer body and wire feeder possessed optical signal separately send trusted section, the fusion splicer body is connected by optical cable with wire feeder, the fusion splicer body can rely on optic communication control wire feeder
Described fusion splicer body comprises: the phase-detection sensor that detects the SCR phase place; For making above-mentioned voltage, the detected voltage of current detection sensor, current value consistent with voltage, the current value of setting, take the detected phase angle of above-mentioned phase-detection sensor as benchmark, the microprocessor of the control signal at SCR phase angle is regulated in output; And begin characteristic for improving electric arc, and control silk reducing speed and initial current, voltage, electric arc be in the time of the time started, after welding finishes, and the interface that the voltage that is linked to the welding zone size of wire end for control, voltage are controlled conduction time.
In this case, feature of the present invention also is: described wire feeding motor is carried out PWM control, in addition, voltage by voltage, current value and setting that above-mentioned voltage, current detection sensor are detected in real time, current value compares, and be the FEEDBACK CONTROL of its compensation, can control in real time the output of voltage, electric current, and show voltage, the current value that is detected in real time by above-mentioned voltage, current detection sensor in real time.
Beneficial effect
Beneficial effect of the present invention is: application be the optical communication mode that utilizes optical cable, light weight, reliability is strong, and can improve weldquality.In addition, utilize the digital mode of microprocessor to control SCR, phase controlling prevents the breakage of SCR accurately, and phase equilibrium is good, not only can reduce fault and power consumption, also can realize fast and safely controlling.
Description of drawings
Fig. 1 is the synoptic diagram of traditional SCR fusion splicer.
Fig. 2 is the pie graph of traditional SCR fusion splicer.
Fig. 3 is the schematic diagram that traditional single cable consists of.
Fig. 4 is the whole pie graph that the present invention utilizes the SCR fusion splicer of optic communication to be connected by optical cable.
Fig. 5 is that the present invention utilizes the SCR fusion splicer of optic communication to use the whole pie graph of microprocessor.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is elaborated.
Fig. 4 is the whole pie graph that the present invention utilizes the SCR fusion splicer of optic communication to be connected by optical cable.Fig. 5 is that the present invention utilizes the SCR fusion splicer of optic communication to use the whole pie graph of microprocessor.
As shown in Figure 4, the SCR fusion splicer that utilizes optic communication provided by the present invention is substantially by fusion splicer body 110, wire feeder 130 forms with welding torch 140, for carrying out optic communication, fusion splicer body 110 is respectively equipped with optical signal section 111,131 with wire feeder 130, and optical signal send (the Rx of trusted section, Tx) 112,113, and the optical cable 150 that uses plastic material to its 110,130 connect, and fusion splicer body 110 can utilize optic communication effectively to control wire feeder 130 whereby.Simultaneously, the SCR fusion splicer that utilizes optic communication provided by the present invention by the mode of utilizing optical cable to carry out optic communication, can solve because length increases the control signal that causes and lose, wire feeder control power supply disappears, and from the noise problem of outside electricity and electric wave etc.
The SCR fusion splicer of optic communication that utilizes provided by the present invention is passed over electric current, always supply fixed voltages by fusion splicer body 110 to wire feeder 130, utilize optical signal that electric current, the magnitude of voltage of wire feeder 130 sides are carried out conversion and transmission, thus control welding torch 140.Can in the situation of the length of passing over optical cable 150, control welding torch 140 in real time.
In addition, the SCR fusion splicer that utilizes optic communication provided by the present invention can carry out to the wire feeding motor of wire feeder 130 PWM control.Namely the pulse control signal value of current value is carried out amplitude modulation, thereby accelerate or the motor speed that slows down.In addition, because keeping accurately constant speed degree according to the value of feedback of wire feeder motor, can improve welding quality, even lower welding teacher of proficiency also is easy to operation.
In addition, the SCR fusion splicer that utilizes optic communication provided by the present invention, utilize fusion splicer body 110 itself with real-time detected voltage, the current value of voltage, current detection sensor (not shown), compare with voltage, the current value set on the wire feeder 130 and to the FEEDBACK CONTROL of its compensation, thereby realize voltage, electric current output are controlled in real time.
And, the SCR fusion splicer that utilizes optic communication provided by the present invention, can on wire feeder 130, show in real time fusion splicer body 10 itself with voltage, the real-time detected voltage of current detection sensor, current value.
On the one hand, as shown in Figure 5, the SCR fusion splicer that utilizes optic communication provided by the present invention, for realizing with the control of digital mode to SCR, being constructed as follows of its fusion splicer body 110: namely the basic constituent element of fusion splicer body 110 comprises: input filter 113, SCR114, transformer 115, rectifier 116, reactor 117, voltage, in addition current detection sensor 118, also comprises the phase-detection sensor 119 that detects the SCR114 phase place, microprocessor 120, phase controlling efferent 121, driver 122 begins the interface 160 of a series of procedure systems of (Arc start) characteristic for improving electric arc.
According to above-mentioned formation, for making voltage, current detection sensor 118 detected voltages, current value consistent with voltage, the current value of setting, on microprocessor 120 take phase-detection sensor 119 detected phase angles as benchmark, the control signal at the phase angle of SCR114 is reconciled in output, and the driving signal of process phase controlling efferent 121 generation defined with drive division 122, and then the phase place of control SCR114.
For example, voltage, the current value of voltage, current detection sensor 118 detected voltages, current value and setting compare, during less than the voltage of setting, current value, it is compensated, consistent with voltage, the current value set for guaranteeing it, the unlatching of SCR114 will prior to the reference phase angle, just can be controlled the phase place of SCR.
On the contrary, voltage, the current value of voltage, current detection sensor 118 detected voltages, current value and setting compare, during greater than the voltage of setting, current value, it is compensated, consistent with voltage, the current value set for guaranteeing it, the unlatching of SCR114 will be later than the reference phase angle, just can control the phase place of SCR.
Interface 160 begins characteristic and controls wire reducing speed and initial current for improving electric arc, and voltage, electric arc after welding finishes, are controlled the voltage, the voltage that are linked to the welding zone size of wire end for control in the time of the time started conduction time.
Utilize the digital mode of microprocessor, then relatively stable to the phase equilibrium of transformer 115 power supply of supplying in the time of can reaching the respectively control of three-phase to the phase angle of SCR114, and can stably supply power supply to welding torch 140.And the accurately phase controlling of carrying out for the time difference also can prevent the breakage of SCR114, and phase equilibrium is good and fixing, can be with minimum power consumption.In addition, according to the feedback detection that microprocessor provides SCR114 is carried out phase controlling, can realize accurately voltage stabilizing, the SCR control of constant current output quantity.
In sum, the present invention is explained the SCR fusion splicer that utilizes optic communication with the embodiment that limits, be not limited to above-mentioned specific embodiment but model of the present invention is bright, all technical staff who possesses association area general knowledge of the present invention all can put forward various plans in allowed limits, and make amendment or change.
The drawing reference numeral explanation
110: fusion splicer body 111,131: the optical signal control part
112,132: optical signal send trusted section 113: input filter
114:SCR 115: transformer
116: rectifier 117: reactor
118: voltage, current detection sensor 119: phase-detection sensor
120: microprocessor 121: the phase controlling efferent
122: driver 123: the Electric Machine Control efferent
130: wire feeder 140: welding torch
150: optical cable 160: interface.
Claims (4)
1. utilize the SCR fusion splicer of optic communication, by the fusion splicer body; Be utilized as the realization weldingvoltage, electric current, engine, wire feeding motor drives, and solenoid-driven is powered during welding, and the cable of air feed etc. is connected in body, and with the wire feeder of wire feeding motor in order to wire feed; And the welding torch that is connected with wire feeder consists of, SCR regulates welding torch energising amount so that mother metal is welded by control, it is characterized in that: what fusion splicer body and wire feeder possessed optical signal separately send trusted section, the fusion splicer body is connected by optical cable with wire feeder, the fusion splicer body can rely on optic communication control wire feeder
Described fusion splicer body comprises: the phase-detection sensor that detects the SCR phase place;
For making above-mentioned voltage, the detected voltage of current detection sensor, current value are consistent with voltage, the current value of setting, and take the detected phase angle of above-mentioned phase-detection sensor as benchmark, the microprocessor of the control signal at SCR phase angle is regulated in output; And
Begin characteristic and control a reducing speed and initial current for improving electric arc, voltage, electric arc is in the time of the time started, after welding finishes, and the interface that the voltage of the welding zone size that is linked to wire end for control and voltage are controlled conduction time.
2. the SCR fusion splicer that utilizes optic communication according to claim 1 is characterized in that: described wire feeding motor is carried out PWM control.
3. the SCR fusion splicer that utilizes optic communication according to claim 1, it is characterized in that: described voltage, current value by voltage, the real-time detected voltage of current detection sensor, current value and setting compared, and to its FEEDBACK CONTROL that compensates, to realize the real-time control to voltage, electric current output.
4. the SCR fusion splicer that utilizes optic communication according to claim 1 is characterized in that: show by voltage, the real-time detected voltage of current detection sensor, current value in real time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012101139883A CN103372706A (en) | 2012-04-18 | 2012-04-18 | SCR (semiconductor control rectifier) fusion splicer utilizing optical communication |
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| CN2012101139883A CN103372706A (en) | 2012-04-18 | 2012-04-18 | SCR (semiconductor control rectifier) fusion splicer utilizing optical communication |
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| CN2012101139883A Pending CN103372706A (en) | 2012-04-18 | 2012-04-18 | SCR (semiconductor control rectifier) fusion splicer utilizing optical communication |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109838634A (en) * | 2017-11-27 | 2019-06-04 | 福士汽车配套部件责任有限公司 | Line connector with the integrated sensor for measuring urea liquid |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1642684A (en) * | 2002-04-02 | 2005-07-20 | 株式会社安川电机 | Arc welding equipment |
| JP2008012580A (en) * | 2006-07-07 | 2008-01-24 | Komatsu Ltd | Control method for arc welding machine, and arc welding machine |
| KR20110067301A (en) * | 2009-12-14 | 2011-06-22 | 에스티엑스조선해양 주식회사 | Scr welder using optical communication |
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2012
- 2012-04-18 CN CN2012101139883A patent/CN103372706A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1642684A (en) * | 2002-04-02 | 2005-07-20 | 株式会社安川电机 | Arc welding equipment |
| JP2008012580A (en) * | 2006-07-07 | 2008-01-24 | Komatsu Ltd | Control method for arc welding machine, and arc welding machine |
| KR20110067301A (en) * | 2009-12-14 | 2011-06-22 | 에스티엑스조선해양 주식회사 | Scr welder using optical communication |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109838634A (en) * | 2017-11-27 | 2019-06-04 | 福士汽车配套部件责任有限公司 | Line connector with the integrated sensor for measuring urea liquid |
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Application publication date: 20131030 |