CN2923143Y - Argon-arc welder - Google Patents

Argon-arc welder Download PDF

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Publication number
CN2923143Y
CN2923143Y CN 200620014292 CN200620014292U CN2923143Y CN 2923143 Y CN2923143 Y CN 2923143Y CN 200620014292 CN200620014292 CN 200620014292 CN 200620014292 U CN200620014292 U CN 200620014292U CN 2923143 Y CN2923143 Y CN 2923143Y
Authority
CN
China
Prior art keywords
fixed mount
electrode
arc welding
argon arc
arc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 200620014292
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Chinese (zh)
Inventor
李天帅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BYD Co Ltd
Original Assignee
BYD Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BYD Co Ltd filed Critical BYD Co Ltd
Priority to CN 200620014292 priority Critical patent/CN2923143Y/en
Application granted granted Critical
Publication of CN2923143Y publication Critical patent/CN2923143Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses an argon arc welder comprising an inversion AC or AC/DC auxiliary welder and host welder respectively. The host welder comprises a host machine frame surmounted by an electric cabinet and a fixed mount mounted on the upper part of the host welder, in the middle of the fixed mount is provided with a shifting chute, on the fixed mount is provided with a voltage speed regulating motor and synchronized driving means driven by said motor, a shifting gear of a soldering gun top is located between the cynchronized drive gear and the voltage speed regulating motor, the shifting gear of the soldering gun top comprises a soldering gun clamp to contain the soldering gun being surmounted above the shifting chute; on the lower part of the shifting gear is positioned an electrode erecting axis, at the top and end of said axis are located the arc electrode and collected arc electrode. The utility model of the argon arc welder can ensure stability of the current from positive electrode to negative electrode and stable movement of mechanical and electric soldering guns, thereby the welding lines are in uniform and good appearance from the top to the end and the rate of finished wedling products is improved.

Description

Argon arc welding machine
[technical field]
The utility model relates to a kind of argon arc welding machine.
[background technology]
In present prior art, be used to weld the most of translational speed that adopts electric current speed regulator mode to control buncher of argon arc welding welding machine special of various metallic articles, in welding process, because of the argon arc welding welding machine special produces the speed of service that a large amount of electromagnetism disturb buncher, make the speed of service of buncher extremely unstable, and then cause the speed of welding gun in moving process also extremely unstable, the track that makes tungsten pin in the welding gun move is the shape of creeping, and the weld seam of the welded articles that welds out is extremely inhomogeneous.
Please refer to shown in Figure 1, there is the certain clearance distance between tungsten pin in welding gun and the welded part, when welding, because parallel again the moving when point discharge of tungsten pin punctures this clearance distance, tungsten pin electric current in breakdown process becomes maximum by zero, makes that welding gun welding current when the starting the arc is ascending, and electric current from large to small when receiving arc, cause the head end of the weld seam 1 of soldered goods to change from small to big, its end from large to small; In addition, the mid portion of weld seam 1 also can become inhomogeneous because of the instability of electric current, therefore, adopts existing argon arc welding patent not attractive in appearance with the weld seam 1 of the goods of welding machine processing, and yield rate is relatively low.
[utility model content]
The technical problems to be solved in the utility model is to provide a kind of argon arc welding machine, the even weld of the goods of its processing.
For solving the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of argon arc welding machine, it comprises the subsidiary engine and the main frame of inversion interchange or alternating current-direct current, this main frame comprises mainframe, the fixed mount that places the electric cabinet on the mainframe and place main frame top, centre at this fixed mount offers shifting chute, this shifting chute is divided into a left side with fixed mount, right two cantilevers, fixed mount is provided with adjusting velocity by voltage motor and can be by the synchronous drive mechanism of described adjusting velocity by voltage driven by motor, between this synchronous drive mechanism and adjusting velocity by voltage motor, be provided with arc welding gun head travel mechanism, this arc welding gun head travel mechanism comprises the rifle folder that is used for ccontaining welding gun, and described rifle folder is positioned at the shifting chute top; Be provided with the electrode installation shaft in the bottom of this travel mechanism, be respectively equipped with starting the arc electrode at head end, the tail end of this installation shaft, receive the arc electrode.
According to above-mentioned major technique feature, described electrode installation shaft is arranged at described fixed mount bottom, between this electrode installation shaft and fixed mount pressing plate is installed, and in this electrode installation shaft bottom workpiece is installed.
According to above-mentioned major technique feature, described arc welding gun head travel mechanism also comprises welding tractor and places the line slideway of welding tractor bottom that described rifle is folded in the welding tractor middle part.
According to above-mentioned major technique feature, described synchronous drive mechanism comprises synchronous pulley and is movably connected on synchronous band on the synchronous pulley that described synchronous pulley is connected with the adjusting velocity by voltage motor.
According to above-mentioned major technique feature, be provided with pressing plate between band and the welding tractor synchronously, band connects welding tractor by pressing plate synchronously.
According to above-mentioned major technique feature, mainframe is provided with floor push.
According to above-mentioned major technique feature, the tungsten pin is housed in welding gun.
According to above-mentioned major technique feature, described electric cabinet comprises panel, places the DC speed regulation plate of panel inside, the control element that places panel inside and power transformer.
With argon arc welding machine of the prior art mutually more as can be known, of the present utility model have a following beneficial effect: control because of synchronous drive mechanism adopts adjusting velocity by voltage motor mode, the electromagnetic interference of having avoided traditional other mode of speed regulation (as the electric current speed governing) to be produced, make synchronous drive mechanism in whole welding process, be in one stable transmission process, make and to guarantee that from electric aspect welding gun can steadily move.Because of line slideway being set in the welding tractor bottom, make this welding tractor on fixed mount, can steadily move, make to guarantee that in mechanical aspects welding gun can steadily move.Adopt starting the arc electrode respectively and receive the arc electrode in the starting the arc with when receiving arc, make in the starting the arc or the electric current moment when receiving arc from becoming maximum or maximum vanishing by zero, thereby the current stabilization in the both positive and negative polarity when reaching this starting the arc and receiving arc.
In sum, argon arc welding machine of the present utility model can effectively guarantee the current stability between the positive and negative electrode spatially and machinery and electric on the steady mobility of welding gun, make that effectively reaching the weld seam of soldered goods in welding process all is the effect of uniformity from the head end to the tail end, make the weld seam of soldered goods attractive in appearance, can effectively improve yield rate.
[description of drawings]
Fig. 1 welds the weld seam schematic diagram of mach goods for argon arc welding in the prior art;
Fig. 2 is the side schematic view of argon arc welding machine in the utility model;
Fig. 3 is the interarea schematic diagram of argon arc welding machine in the utility model;
Fig. 4 is the local schematic top plan view of arc welding gun head travel mechanism in the utility model.
Fig. 5 is the weld seam schematic diagram of the mach goods of argon arc welding in the utility model.
[specific embodiment]
Please refer to shown in Fig. 2 to 5, the utility model illustrates a kind of argon arc welding machine in conjunction with embodiment, and it comprises the subsidiary engine and the main frame of inversion interchange or alternating current-direct current.This main frame comprises mainframe 2, places the floor push 3 on the mainframe 2, the fixed mount 6 that places the electric cabinet 4 of mainframe 2 one sides and place main frame top.Offer shifting chute 7 in the centre of this fixed mount 6, this shifting chute 7 is divided into left and right two cantilevers 8,9 with fixed mount 6.Described electric cabinet 4 comprises panel, place the DC speed regulation plate of electric cabinet 4 inside, place the control element and the power transformer of electric cabinet 4 inside, is provided with adjusting velocity by voltage knob 5 in electric cabinet 4.
The left cantilever 8 of fixed mount 6 is provided with synchronous drive mechanism, and this synchronous drive mechanism comprises synchronous pulley 10 and is movably connected on is with 11 on the synchronous pulley 10 synchronously.The left cantilever 9 of this fixed mount 6 is provided with adjusting velocity by voltage motor 12, and the synchronous pulley 10 of synchronous drive mechanism is connected with adjusting velocity by voltage motor 12, its synchronous pulley 10 be with 11 to link together synchronously.On fixed mount 6 and be positioned at shifting chute 7 tops and be provided with arc welding gun head travel mechanism, this arc welding gun head travel mechanism comprises welding tractor 13, places the rifle folder 14 that is used for ccontaining welding gun at welding tractor 13 middle parts and the line slideway 16 that places welding tractor 13 bottom and arranged on left and right sides, and tungsten pin 17 is housed in welding gun.Be with synchronously 11 and welding tractor 13 between be provided with pressing plate, be with 11 to drive welding tractor 13 by pressing plate and move synchronously, move thereby drive whole arc welding gun head travel mechanism.Place the line slideway 16 on the fixed mount 6 mainly to play guiding and positioning action, to guarantee that arc welding gun head and electrode (or weld seam) all the time at same relative position, make welding tractor 13 steadily move as straight line along left and right cantilever 8,9 edges in welding process.
Be arranged at described fixed mount 6 bottoms in described electrode installation shaft 18, pressing plate 19 is installed between this electrode installation shaft 18 and fixed mount 6, workpiece 20 is installed in these electrode installation shaft 18 bottoms.Head, end in electrode installation shaft 18 are respectively equipped with starting the arc electrode 23 and receive arc electrode 24.The above-mentioned welding gun that has tungsten pin 17 places in the shifting chute 7, make tungsten pin 17 in the welding gun be positioned at pressing plate 19 on the electrode installation shaft 18 and workpiece 20 near.
During work, arc welding gun head is fixed on the mainframe by rifle folder 14, directly over the tungsten pin 17 sensing electrodes on the arc welding gun head, open automatic voltage speed governing argon arc welding machine power supply, manually workpiece 20 slits of tubular are aimed at the tungsten pin 17 of welding gun, step on floor push 3 one time, make airbag aeration, pressing plate 19 forces together workpiece 20 seams, then step on floor push 3 again, welding gun produces electric arc at starting the arc electrode 23 ends, at this moment, because of it adopts starting the arc electrode 23, make welding gun become maximum from zero rapidly at the electrode current that produces starting the arc electric arc moment, effectively avoid the weld seam 25 on starting the arc electrode 23 ends of workpiece inhomogeneous, thereby make that the head end of weld seam 25 of welded articles is even, attractive in appearance.Synchronous drive mechanism is under adjusting velocity by voltage motor 12 drives, make welding tractor 13 vertically move repeatedly along the line slideway 16 on the edge of left and right cantilever 8,9, thereby drive the tungsten pin 17 place welding gun inside along placing the pressing plate 19 on the electrode installation shaft 18 and the upper position of workpiece 20 steadily to move, when the receipts arc electrode 24 end places that move on the electrode installation shaft 18, finish the welding of weld seam 25, welding gun is retracted starting the arc electrode 23 then, finishes a welding interval.When receiving arc electrode 24 ends, because of adopting, it receives arc electrode 24, make welding gun become zero from maximum rapidly, effectively avoid the weld seam 25 on receipts arc electrode 24 ends of workpiece inhomogeneous, thereby make that weld seam 25 tail ends of welded articles are even, attractive in appearance at electrode current that produce to receive arc electric arc moment.
In sum, be in a stable state because of having adopted starting the arc electrode 23 at the initial and end two ends of weldering goods, received arc electrode 24, made the immediate current that can effectively guarantee at the starting the arc, receipts arc, thus the even weld at the two ends of feasible weldering goods.
When 12 energisings of adjusting velocity by voltage motor, this adjusting velocity by voltage motor 12 drives by synchronous pulley 10 is with 11 to rotate synchronously, vertically move repeatedly along line slideway 16 thereby drive welding tractor 13, this welding tractor 13 drives the top of the weld seam 25 of tungsten pin 17 on the workpiece 20 in the described welding gun and moves.Because of welding tractor 13 moves is to adopt adjusting velocity by voltage motor 12 modes to control, the electromagnetic interference of having avoided traditional other mode of speed regulation (as the electric current speed governing) to be produced, make synchronous drive mechanism in whole welding process, be in the process of one stable transmission, again because of being provided with line slideway 16 in welding tractor 13 bottoms, make this welding tractor 13 on fixed mount 6, can steadily move, make and to guarantee that from electric and mechanical aspects welding gun can steadily move.Thereby can reach weld seam 25 effect of uniform of the weldering goods between the starting the arc, receipts arc.
Argon arc welding machine of the present utility model can effectively guarantee the current stability between the positive and negative electrode spatially and machinery and electric on the steady mobility of welding gun, make that effectively reaching the weld seam 25 of welded articles in welding process all is the effect of uniformity from the head end to the tail end, make the weld seam 25 of welded articles attractive in appearance, can effectively improve yield rate.

Claims (8)

1, a kind of argon arc welding machine, it comprises the subsidiary engine and the main frame of inversion interchange or alternating current-direct current, this main frame comprises mainframe, the fixed mount that places the electric cabinet on the mainframe and place main frame top, centre at this fixed mount offers shifting chute, this shifting chute is divided into a left side with fixed mount, right two cantilevers, it is characterized in that: fixed mount is provided with adjusting velocity by voltage motor and can be by the synchronous drive mechanism of described adjusting velocity by voltage driven by motor, between this synchronous drive mechanism and adjusting velocity by voltage motor, be provided with arc welding gun head travel mechanism, this arc welding gun head travel mechanism comprises the rifle folder that is used for ccontaining welding gun, and described rifle folder is positioned at the shifting chute top; Be provided with the electrode installation shaft in the bottom of this travel mechanism, be respectively equipped with starting the arc electrode at head end, the tail end of this installation shaft, receive the arc electrode.
2, argon arc welding machine as claimed in claim 1 is characterized in that: described electrode installation shaft is arranged at described fixed mount bottom, between this electrode installation shaft and fixed mount pressing plate is installed, and in this electrode installation shaft bottom workpiece is installed.
3, argon arc welding machine as claimed in claim 1 is characterized in that: described arc welding gun head travel mechanism also comprises welding tractor and places the line slideway of welding tractor bottom that described rifle is folded in the welding tractor middle part.
4, argon arc welding machine as claimed in claim 3 is characterized in that: described synchronous drive mechanism comprises synchronous pulley and is movably connected on synchronous band on the synchronous pulley that described synchronous pulley is connected with the adjusting velocity by voltage motor.
5, argon arc welding machine as claimed in claim 4 is characterized in that: be provided with pressing plate between band and the welding tractor synchronously, band connects welding tractor by pressing plate synchronously.
6, argon arc welding machine as claimed in claim 1, it is characterized in that: mainframe is provided with floor push.
7, argon arc welding machine as claimed in claim 1 is characterized in that: the tungsten pin is housed in welding gun.
8, argon arc welding machine as claimed in claim 1 is characterized in that: described electric cabinet comprises panel, places the DC speed regulation plate of electric cabinet inside, the control element that places electric cabinet inside and power transformer.
CN 200620014292 2006-06-09 2006-06-09 Argon-arc welder Expired - Lifetime CN2923143Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620014292 CN2923143Y (en) 2006-06-09 2006-06-09 Argon-arc welder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620014292 CN2923143Y (en) 2006-06-09 2006-06-09 Argon-arc welder

Publications (1)

Publication Number Publication Date
CN2923143Y true CN2923143Y (en) 2007-07-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620014292 Expired - Lifetime CN2923143Y (en) 2006-06-09 2006-06-09 Argon-arc welder

Country Status (1)

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CN (1) CN2923143Y (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102451946A (en) * 2010-10-25 2012-05-16 宝山钢铁股份有限公司 Stable welding method for argon arc welding of high-silicon-content silicon steel
CN103286416A (en) * 2013-06-18 2013-09-11 申达电气集团有限公司 Automatic welding equipment of transformer oil conservator
CN104526131A (en) * 2014-11-30 2015-04-22 李军安 Application method of voltage-based speed adjusting type automatic argon arc welding machine
CN104607769A (en) * 2014-11-30 2015-05-13 李军安 Automatic argon arc welding machine with voltage speed regulating function

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102451946A (en) * 2010-10-25 2012-05-16 宝山钢铁股份有限公司 Stable welding method for argon arc welding of high-silicon-content silicon steel
CN102451946B (en) * 2010-10-25 2013-07-17 宝山钢铁股份有限公司 Stable welding method for argon arc welding of high-silicon-content silicon steel
CN103286416A (en) * 2013-06-18 2013-09-11 申达电气集团有限公司 Automatic welding equipment of transformer oil conservator
CN104526131A (en) * 2014-11-30 2015-04-22 李军安 Application method of voltage-based speed adjusting type automatic argon arc welding machine
CN104607769A (en) * 2014-11-30 2015-05-13 李军安 Automatic argon arc welding machine with voltage speed regulating function

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GR01 Patent grant
C14 Grant of patent or utility model
CX01 Expiry of patent term

Granted publication date: 20070718

EXPY Termination of patent right or utility model