CN2125475U - Pre-heater for welding electrode - Google Patents
Pre-heater for welding electrode Download PDFInfo
- Publication number
- CN2125475U CN2125475U CN 92201857 CN92201857U CN2125475U CN 2125475 U CN2125475 U CN 2125475U CN 92201857 CN92201857 CN 92201857 CN 92201857 U CN92201857 U CN 92201857U CN 2125475 U CN2125475 U CN 2125475U
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Abstract
The utility model relates to pre-heater for welding electrode, belonging to the auxiliary device of welding equipment. A movable entirety is composed of an additional welding electrode heating power supply and a control device. The utility model and an additional welding electrode feeding mechanism bought in the market are together connected with an ordinary filament automatic submerged arc welding machine. The pre-heater for welding electrode can also be added on a tungsten electrode argon arc welding machine, and provides power and control for the additional welding electrode. An additional preheating welding electrode submerged arc automatic welding is formed. The range of use is enlarged, and the welding deposition efficiency is raised. An electrical parameter control switch and a button can be selectively regulated. The pre-heater for welding electrode has the advantages of multi-grade output, convenient operation, high safety, and obvious economic benefit in the manufacture.
Description
The utility model belongs to the auxiliary equipment of welding equipment.
In order to improve the welding efficiency of thickness at the above workpiece of 20mm, the method that adopts has monofilament preheating submerged-arc welding and mariages or multiplewire submerged arc welding at present.The former is the resistance that utilizes welding wire itself, to the welding wire local heat, improves the temperature and the burn-off rate of welding wire before entering electric arc, increases deposited amount, reaches the purpose of raising the efficiency.What for example, the 202nd page of Fig. 6-28 of " Welding Method ﹠ Equipment " (first fascicle) of China Machine Press's publication in 1981 published is exactly this type.But the welding wire preheat temperature of this method should not be too high, and preheat curent is less, otherwise can make welding wire rubescent, premature oxidation, and welding wire deliquescing simultaneously can not waltz through to conduct electricity to chew and send into arc region, and therefore the deposited amount that is increased is little, generally is no more than 30%.Mariages or multiplewire submerged arc welding are to increase welding wire on the basis of monofilament submerged-arc welding, and promptly two or many root beads silk weld simultaneously, and this is a kind ofly can guarantee rational weld shape, can improve the method for welding efficiency again.But it is that speed is welded in raising under increasing the prerequisite of mother metal heat input, the zone of influence broad of welding point, and the workpiece strong to some heat sensitivity not too adapts to, and operation bothers.As homemade MZ-2 * 1600 type electric welding machines is exactly this type.
The purpose of this utility model provides the welding wire preheater of a kind of additional preheating welding wire submerged-arc welding.This preheater can be directly and (the semi-automatic CO of NBC type for example of commercial additional welding wire feeding mechanism
2Solder wire convey mechanism) together, be attached on the common monofilament automatic submerged-arc welding machine, also can be attached on the tungsten argon arc welding machine, heating power supply and control system thereof as additional filler wire, thereby can realize the Lincoln weld of additional preheating welding wire, or the preheating wire welding argon tungsten-arc welding, improve welding efficiency effectively.
The said welding wire preheater of the utility model is one and has the movably whole of additional welding wire heating power supply and control section composition.Additional welding wire heating power supply be by day font shell type iron core installed around whole primary and secondary coil combination on the iron core therebetween and formed.Its secondary coil is placed in the middle, and primary coil is formed fractions and placed about secondary coil by the different numbers of turn are different with connected mode, and regulates the electrical quantitys that obtain many retainings time by change-over switch.The welding wire heating power supply that the utility model provides can use 380V and two kinds of power supplys of 220V.The current range of feeding additional welding wire is 150A~110A, ratio>3.4 of maximum and minimum current.
The said control of the utility model partly includes electrical quantity and welding wire preheat temperature and regulates change-over switch, and wire feed moves back a change-over switch, and hot wire welding switching switch and wire feed rate adjusting etc. are partly.Said electrical quantity and welding wire preheat temperature are regulated change-over switch, be that basis is in additional solder wire material, diameter, stem elongation and wire feed rate one timing, its additional welding wire preheat temperature only with by its current related principle, regulate this electric current, just can regulate and add the welding wire preheat temperature.Electrical quantity of the present utility model and welding wire preheat temperature are regulated change-over switch, are to utilize three voltages of regulating progression switch transition primary coil, and promptly convertible its electric current reaches the purpose of regulating preheat temperature.
The said wire feed of the utility model, move back a change-over switch, it is a common toggle switch, the direction of conversion wire feed dc motor excitation voltage makes the motor forward or reverse when different positions, and for example the wire feed dc motor drives wire feed rolls and just changes during position 1, but wire feed.Then opposite during position 2, can move back silk.
The said wire feed rate of the utility model is regulated, and is to change the silicon controlled angle of flow by regulator potentiometer, thereby changes wire feed dc motor armature voltage, and revolution is changed, and promptly regulates wire feed rate.
Said hot wire welding switching switch is meant the conversion of using the online two kinds of welds types of additional preheating welding wire submerged-arc welding of common monofilament submerged-arc welding and use and the utility model.This part is a kind of common toggle switch.
Said wire feeder comprises wire feeding motor, wire feed rolls, additional welding wire and wire feed conduit.Wire feeder has cable to be connected with the welding wire preheater, is commercial product as previously mentioned.
Fig. 1 is an additional preheating welding wire submerged-arc welding schematic diagram.
Fig. 2 is a welding wire preheater structural representation.
1-submerged-arc welding main power source among the figure, 2-submerged-arc welding master welding wire, 3-wire feed rolls, 4-adds welding wire, 5-welding wire preheater, 6-workpiece, 7-electric arc, 8-adds the welding wire preheating section, and 9-adds the welding wire heating power supply, 10-power supply output wiring terminal, 11-electrical quantity and welding wire preheat temperature are regulated change-over switch, the 12-wire feed, move back a change-over switch, and the 13-wire feed rate is regulated, 14-hot wire welding on-off switch, the 15-casing.
Contrast accompanying drawing below, the utility model is described in further detail.In cuboid shell 15, additional welding wire heating power supply 9 is equipped with in its underpart, and the iron core of this power supply is a day font shell type, and all coil installs around on central iron core, and this helps the mechanical protection to coil.Secondary coil is placed in the middle, and the primary coil of being made up of six every triplets of coil splits about it.This power supply secondary coil is got 10~20 circles, and primary coil is selected 6 that vary in size between 20~200 circles for use.8 grades of secondary outputs, power supply 380V and 220V can obtain 16 retaining outputs for two kinds.Its minimum idle voltage 11V and 6.3V are 22V and 13V to the maximum, and retaining is inferior adjustable therebetween.The top of housing above it is provided with electrical quantity and welding wire preheat temperature and regulates change-over switch 11, and this change-over switch is established 3, i.e. I, and II, III, each switch divides 1,2 two position.Top one row of change-over switch 11 is provided with wire feed, moves back a change-over switch 12, and wire feed rate regulates 13, hot wire welding on-off switch 14.The indication of topmost one row voltage, electric current indication and master switch and 220 and the power supply indication of 380V.The utility model has also designed the delay control circuit of the starting the arc and blow-out, promptly presses starting the arc button when welding earlier, and electric arc ignites and connects preheater power supply, the wire feed welding again of time-delay several seconds; When stopping welding, stop moments later blow-out again of two root bead silks time-delay earlier.Its delay time be 0~30 second adjustable.This is to prevent welding wire because inertia penetrates bath when additional welding wire impacts the sloppy heat pond and stops arc when preventing the starting the arc, utilizes the electric arc time-delay to return to burn that arc crater is filled is plentiful this moment.Delay circuit is to realize by the time relay.
When needs use the submerged arc welding of additional preheating welding wire, for example available common monofilament automatic submerged-arc welding machine MZ-1000 type, with the power supply output wiring terminal 10 of welding wire preheater according to being connected on additional welding wire 4(or wire feed conduit shown in the accompanying drawing 1 respectively) and welding work pieces 6 on.According to the power supply that uses master switch is placed 380V or 220V,, wire feed rate is regulated 13 be transferred to correct position by different wire feed rate requirements; Look welding work pieces thickness and gage of wire and select suitable heating current, be about to electrical quantity and welding wire preheat temperature adjusting change-over switch 11 and put the relevant position; Wire feed rate regulates 13 should be placed on selected position, and hot wire welding on-off switch 14 should be in the position of hot wire welding at this moment.More than be preparation before the welding.After pressing starting the arc button, electric arc ignites and connects welding wire preheater power supply, delays time a moment, and additional welding wire is sent to, and beginning is welding normally.When stopping to weld, press and stop the arc button, at first cut off welding wire preheater heating power supply, sending to of main welding wire and additional welding wire delayed time a moment, and arc extinction quits work.
The welding wire preheater can be used as an attachment device of automatic submerged arc welding machine, and main welding machine does not need any repacking, only connects by simple circuit, just can onlinely use, thereby enlarged the scope of application of welding machine, and can improve the welding deposition efficiency greatly, generally can increase welding efficiency 50~100%.The filling of additional welding wire can reduce the overtemperature in molten bath relatively, and weld heat-affected zone is narrowed down, the coarse grain of seeing the coarse grain zone from metallographic structure is less relatively, and structure property is good, gained welding point good mechanical property, big to heat sensitivity especially material, advantage is especially remarkable.The welding wire preheater, short to additional welding wire heated length, less energy consumption, its relative specific consumption with improve deposited ratio less than 0.3:1, at the same weld seam of welding, adopt the mode of additional preheating welding wire submerged-arc welding can corresponding economize on electricity more than 20%, thereby be high efficiency, the welding method of low energy consumption.The welding wire preheater, additional welding wire preheat temperature and wire feed rate can be selected to regulate, and simple to operate, easy to use, various security appliances are reliable.The welding wire preheater, can be widely used in the monofilament automatic submerged arc welding machine and be attached on the tungsten argon arc welding machine, main welding machine must not reequiped, online convenience, in welding is produced, play the effect that improves efficiency of construction, energy savings and improve quality of weld joint, have tangible economic and social benefit.
Claims (5)
1, a kind of welding wire preheater of forming in the Lincoln weld of additional preheating welding wire, it is characterized in that by additional welding wire heating power supply and comprise that electrical quantity and welding wire preheat temperature regulate change-over switch, wire feed, move back a change-over switch, the hot wire welding on-off switch, it is movably whole that the control section that wire feed rate adjusting and current/voltage indication etc. are formed is formed.
2, according to the said welding wire preheater of claim 1, it is characterized in that said additional welding wire heating power supply, be to adopt a day font shell type iron core, install around whole primary and secondary coils therebetween on the iron core, secondary coil is placed in the middle, primary coil is placed about secondary coil by the different numbers of turn and the grouping of different connected mode, and obtains many grades of electrical quantity outputs through change-over switch control.
3, according to claim 1 or 2 said welding wire preheaters, it is characterized in that in the said heating power supply that secondary coil is 10~20 circles, primary coil is that a plurality of coils that 20~200 circles constitute are formed.
4, according to claim 1 or 2 said welding wire preheaters, it is characterized in that said heating power supply can use two kinds of 380V and 220V, its output voltage is 6.3V~13V and 11~22V, additional welding wire can select to use the electric current of 150~550A, and its value is presented on the current voltmeter respectively.
5, according to the said welding wire preheater of claim 1, it is characterized in that said control section is provided with delay control circuit when the starting the arc and blow-out, its delay time is 0~30 second.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 92201857 CN2125475U (en) | 1992-01-29 | 1992-01-29 | Pre-heater for welding electrode |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 92201857 CN2125475U (en) | 1992-01-29 | 1992-01-29 | Pre-heater for welding electrode |
Publications (1)
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CN2125475U true CN2125475U (en) | 1992-12-23 |
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CN 92201857 Granted CN2125475U (en) | 1992-01-29 | 1992-01-29 | Pre-heater for welding electrode |
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Cited By (24)
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CN102000903A (en) * | 2010-10-27 | 2011-04-06 | 哈尔滨工业大学 | TIG (tungsten inert gas welding) power assistant double TIG (tungsten inert gas welding) compound heat source welding equipment and method |
CN104985363A (en) * | 2015-06-30 | 2015-10-21 | 苏州华日金菱机械有限公司 | Activation method for cold solder |
CN105531062A (en) * | 2013-07-16 | 2016-04-27 | 伊利诺斯工具制品有限公司 | Additive manufacturing systems for and a method of surface overlay before joining, using a plurality of anchoring materials and temperature control device |
CN105710503A (en) * | 2014-12-23 | 2016-06-29 | 弗罗纽斯国际有限公司 | Burner for a welding apparatus |
AU2014215550B2 (en) * | 2013-02-05 | 2017-03-30 | Illinois Tool Works Inc. | Welding wire preheating system and method |
US20180099346A1 (en) * | 2015-12-10 | 2018-04-12 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
CN108472759A (en) * | 2015-12-10 | 2018-08-31 | 伊利诺斯工具制品有限公司 | System, method and apparatus for preheating wire welding |
US10792682B2 (en) | 2017-10-02 | 2020-10-06 | Illinois Tool Works Inc. | Metal manufacturing systems and methods using mechanical oscillation |
US10870164B2 (en) | 2017-05-16 | 2020-12-22 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US10926349B2 (en) | 2017-06-09 | 2021-02-23 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US10974337B2 (en) | 2015-08-17 | 2021-04-13 | Illinois Tool Works Inc. | Additive manufacturing systems and methods |
CN112658436A (en) * | 2020-12-23 | 2021-04-16 | 中建安装集团有限公司 | Welding device and method |
US11014185B2 (en) | 2018-09-27 | 2021-05-25 | Illinois Tool Works Inc. | Systems, methods, and apparatus for control of wire preheating in welding-type systems |
US11020813B2 (en) | 2017-09-13 | 2021-06-01 | Illinois Tool Works Inc. | Systems, methods, and apparatus to reduce cast in a welding wire |
CN113165097A (en) * | 2018-08-31 | 2021-07-23 | 伊利诺斯工具制品有限公司 | Submerged arc welding system and submerged arc welding torch for resistively preheating electrode wire |
CN113664345A (en) * | 2021-09-06 | 2021-11-19 | 潍坊新松机器人自动化有限公司 | Double-wire welding robot workstation |
US11247290B2 (en) | 2017-06-09 | 2022-02-15 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11344964B2 (en) | 2017-06-09 | 2022-05-31 | Illinois Tool Works Inc. | Systems, methods, and apparatus to control welding electrode preheating |
US11524354B2 (en) | 2017-06-09 | 2022-12-13 | Illinois Tool Works Inc. | Systems, methods, and apparatus to control weld current in a preheating system |
US11590597B2 (en) | 2017-06-09 | 2023-02-28 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11590598B2 (en) | 2017-06-09 | 2023-02-28 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11772182B2 (en) | 2019-12-20 | 2023-10-03 | Illinois Tool Works Inc. | Systems and methods for gas control during welding wire pretreatments |
US11897062B2 (en) | 2018-12-19 | 2024-02-13 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US12059758B2 (en) | 2023-08-30 | 2024-08-13 | Illinois Tool Works Inc. | Methods and systems for gas control during welding wire pretreatments |
-
1992
- 1992-01-29 CN CN 92201857 patent/CN2125475U/en active Granted
Cited By (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102000903B (en) * | 2010-10-27 | 2012-07-11 | 哈尔滨工业大学 | TIG (tungsten inert gas welding) power assistant double TIG (tungsten inert gas welding) compound heat source welding equipment and method |
CN102000903A (en) * | 2010-10-27 | 2011-04-06 | 哈尔滨工业大学 | TIG (tungsten inert gas welding) power assistant double TIG (tungsten inert gas welding) compound heat source welding equipment and method |
AU2014215550B2 (en) * | 2013-02-05 | 2017-03-30 | Illinois Tool Works Inc. | Welding wire preheating system and method |
US10875116B2 (en) | 2013-07-16 | 2020-12-29 | Illinois Tool Works Inc. | Additive manufacturing heating control systems and methods |
CN105531062A (en) * | 2013-07-16 | 2016-04-27 | 伊利诺斯工具制品有限公司 | Additive manufacturing systems for and a method of surface overlay before joining, using a plurality of anchoring materials and temperature control device |
US10543549B2 (en) | 2013-07-16 | 2020-01-28 | Illinois Tool Works Inc. | Additive manufacturing system for joining and surface overlay |
US11833623B2 (en) | 2013-07-16 | 2023-12-05 | Illinois Tool Works Inc. | Additive manufacturing system for joining and surface overlay |
CN105710503A (en) * | 2014-12-23 | 2016-06-29 | 弗罗纽斯国际有限公司 | Burner for a welding apparatus |
CN104985363A (en) * | 2015-06-30 | 2015-10-21 | 苏州华日金菱机械有限公司 | Activation method for cold solder |
US10974337B2 (en) | 2015-08-17 | 2021-04-13 | Illinois Tool Works Inc. | Additive manufacturing systems and methods |
US20180099346A1 (en) * | 2015-12-10 | 2018-04-12 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
CN108472759A (en) * | 2015-12-10 | 2018-08-31 | 伊利诺斯工具制品有限公司 | System, method and apparatus for preheating wire welding |
US10675699B2 (en) | 2015-12-10 | 2020-06-09 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
CN108472759B (en) * | 2015-12-10 | 2021-07-02 | 伊利诺斯工具制品有限公司 | System, method and apparatus for preheating welding wire |
US10870164B2 (en) | 2017-05-16 | 2020-12-22 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11819959B2 (en) | 2017-05-16 | 2023-11-21 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11590597B2 (en) | 2017-06-09 | 2023-02-28 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11590598B2 (en) | 2017-06-09 | 2023-02-28 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11980977B2 (en) | 2017-06-09 | 2024-05-14 | Illinois Tool Works Inc. | Systems, methods, and apparatus to control weld current in a preheating system |
US10926349B2 (en) | 2017-06-09 | 2021-02-23 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11524354B2 (en) | 2017-06-09 | 2022-12-13 | Illinois Tool Works Inc. | Systems, methods, and apparatus to control weld current in a preheating system |
US11247290B2 (en) | 2017-06-09 | 2022-02-15 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11344964B2 (en) | 2017-06-09 | 2022-05-31 | Illinois Tool Works Inc. | Systems, methods, and apparatus to control welding electrode preheating |
US11020813B2 (en) | 2017-09-13 | 2021-06-01 | Illinois Tool Works Inc. | Systems, methods, and apparatus to reduce cast in a welding wire |
US10792682B2 (en) | 2017-10-02 | 2020-10-06 | Illinois Tool Works Inc. | Metal manufacturing systems and methods using mechanical oscillation |
US11654503B2 (en) | 2018-08-31 | 2023-05-23 | Illinois Tool Works Inc. | Submerged arc welding systems and submerged arc welding torches to resistively preheat electrode wire |
CN113165097B (en) * | 2018-08-31 | 2023-11-03 | 伊利诺斯工具制品有限公司 | Submerged arc welding system and submerged arc welding torch for resistively preheating electrode wire |
CN113165097A (en) * | 2018-08-31 | 2021-07-23 | 伊利诺斯工具制品有限公司 | Submerged arc welding system and submerged arc welding torch for resistively preheating electrode wire |
US11014185B2 (en) | 2018-09-27 | 2021-05-25 | Illinois Tool Works Inc. | Systems, methods, and apparatus for control of wire preheating in welding-type systems |
US11897062B2 (en) | 2018-12-19 | 2024-02-13 | Illinois Tool Works Inc. | Systems, methods, and apparatus to preheat welding wire |
US11772182B2 (en) | 2019-12-20 | 2023-10-03 | Illinois Tool Works Inc. | Systems and methods for gas control during welding wire pretreatments |
CN112658436A (en) * | 2020-12-23 | 2021-04-16 | 中建安装集团有限公司 | Welding device and method |
CN112658436B (en) * | 2020-12-23 | 2023-11-07 | 中建安装集团有限公司 | Welding device and method |
CN113664345A (en) * | 2021-09-06 | 2021-11-19 | 潍坊新松机器人自动化有限公司 | Double-wire welding robot workstation |
US12059758B2 (en) | 2023-08-30 | 2024-08-13 | Illinois Tool Works Inc. | Methods and systems for gas control during welding wire pretreatments |
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