KR101181127B1 - welding equipment of 1Run MIG vertical-up for Al steel - Google Patents

Abstract

The present invention is a circular box made of steel for the storage and supply of aluminum wire, the heating plate is formed at the inner bottom, and mounted on the right side of the carriage for welding the wire reel box welding attached to the upper end of the welding carriage for the aluminum wire Wire feeder for supplying a set value Welding torch for welding by using the wire reel box and the aluminum wire fed through the wire feeder When the aluminum wire supplied through the welding torch is melted and accumulated in the welding part, welding is performed. It is formed on the front and rear of the weld to prevent the flow of metal, and is connected to the surface and the rear copper immersion and the upper portion of the carriage, and the rear copper immersion slide to adjust the rear copper lumps up, down, left, and right. Provides aluminum run 1Run MIG welding machine.

Welding, duct, ceramic

Description

Welding apparatus of 1Run MIG vertical-up for Al steel

1 is a conventional electro gas welding device (EGW) using

Exemplary diagram of the base material for welding.

Figure 2 is an exemplary cross-sectional view showing the configuration of a conventional backing material.

Figure 3 is a view showing the aluminum-granular 1Run MIG welding apparatus of the present invention.

4 is an exemplary view showing a configuration according to the present invention.

5 is an exemplary view showing an exploded assembled state of the present invention.

Figure 6 is an exemplary view showing the configuration of the rear copper immersion control unit according to the present invention.

7 is an exemplary view showing an installation state of the present invention.

8 is a diagram showing a copper deposit according to an embodiment of the present invention.

9 is a diagram showing a copper deposit according to another embodiment of the present invention.

10 is a view showing a temperature during steel cooling using copper immersion according to an embodiment of the present invention.

11 is a view showing the temperature at the time of natural cooling using copper alloy according to another embodiment of the present invention.

The present invention relates to an aluminum oriented 1Run MIG welding apparatus, and installed on the surface and the back surface copper so as to move together with the welding carriage, in the aluminum oriented 1Run MIG welding apparatus that can form beads without a backing material during aluminum orientation 1Run MIG welding. It is about.

In general, a large structure that requires welding, such as a ship, requires assembling work that interconnects a number of blocks made by joining small plates. In this case, vertical welding work upwards is required using each block as a base material. You will need

Flux cored arc welding (FCAW) and electrogas welding (EGW) are generally used for vertical welding of such large structures.

The electro-gas welding, which has become a mainstream in recent years, faces upwardly upward from the bottom along the 'Ｖ' type welding part 300 formed in the base material 100 and 200, facing the welding part of the base material which is arranged side by side as shown in FIG. 1, The arc is generated using carbon dioxide as a protective gas, and the arc heat is used to melt the base material to join the respective base materials. The surface copper tint is installed on the front of the installed base material and the backing material is used on the back. By cooling the welding heat generated during welding to prevent the molten metal flowing down to form a good backside bead.

At this time, the backing material is installed on the back of the base material is mainly using a ceramic material for ease of installation and removal and work with the base material, the conventional backing material 400 is shown in FIG. As described above, the front part includes a close contact part 410 whose both ends are in close contact with the base material and a forming part 420 which cools the welding heat generated to the back side of the base material during welding with the close contact part therebetween to form a good bead. Consists of, the backing material 400 is configured to be in close contact by the fixing means 430.

However, the backing material as described above must be fixedly attached to the rear of the base material, a separate fixing means is required, and must be attached along the 'Ｖ' type of welding, a plurality of backing material is required, thereby managing parts and purchase / There was a problem that the maintenance cost is increased.

In addition, the conventional backing material is fixedly attached to the rear surface of the base material, so that a gap occurs between the backing material to be attached and another backing material, and a gap occurs between the base material and the backing material, and a welding occurs. There were various problems such as deterioration in quality.

The present invention is to solve the above problems, the purpose is to install a backside copper that is moved in the upper direction with the surface copper alloy, 1Run aluminum granulation that can form the backside beads simultaneously with the surface welding without the backing material To provide a MIG welding device.

Still another object of the present invention is to provide an aluminum-oriented 1Run MIG welding apparatus capable of shortening the work process and improving quality and productivity by omitting installation and removal of the backing material.

The present invention for achieving the above object is a circular box made of steel for storage and supply of aluminum wire, the heating plate is formed at the inner bottom, the right side of the carriage for welding the wire reel box welding is attached to the upper end of the welding carriage A wire feeder mounted and supplying the aluminum wire to a set value; a welding torch for performing a welding operation using the wire reel box and the aluminum wire fed through the wire feeder; and an aluminum wire supplied through the welding torch is When melted and accumulated in the welded part, it is formed on the front and back of the welded part to prevent the flow of the welded metal, and is connected to the upper and lower copper tines and the upper portion of the carriage, and adjusts the rear copper tines up, down, left, and right. Aluminum Election 1Run MIG Welding Including Back Side Sliding Slide Provide a device.

Preferably, the copper quenching has a built-in heating wire for maintaining a proper temperature therein, the body portion having a steel cooling function, and inserted into the body portion to be in close contact with the base material, and does not melt even at high temperature, the original state It may include and maintain a ceramic portion that does not cause an abnormality in the aluminum weld metal even when contacted with the aluminum weld metal.

In addition, the copper alloy is inserted into the body portion and the body portion is built in the heating wire for maintaining a proper temperature therein, is in close contact with the base material, and maintains the original state without melting even in high temperature state, when in contact with the aluminum welding metal Edo may include a ceramic part that does not cause an abnormality in the aluminum weld metal, and a cooling fin formed on an outer surface of the body part to naturally cool the copper alloy.

In order to fully understand the present invention, the advantages of the operability of the present invention, and the objects achieved by the practice of the present invention, reference should be made to the accompanying drawings which illustrate preferred embodiments of the present invention and the contents described in the accompanying drawings.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Like reference symbols in the drawings denote like elements. Hereinafter, descriptions that may obscure the gist of the present invention will be omitted as much as possible, and in the case of the surface copper plating apparatus of the present invention, the configuration thereof is the same as in the prior art, and the description thereof will be omitted. In addition, the backside sliding copper metallurgical apparatus for electro-gas welding disclosed in the application number "10-2006-093499" filed by the applicant of the present invention is the same as the backside sliding copper metallurgical apparatus of the present invention, which is also included in the scope of the present invention. Of course. In addition, it should be noted that the copper quench of the present invention shown in FIGS. 7 and 8 can be equally applied to the surface as well as the rear surface.

3 is a view showing the aluminum-granular 1 Run MIG welding apparatus of the present invention.

Referring to Figure 3, the aluminum injector 1 Run MIG welding apparatus of the present invention is a wire reel box (Wire reel box; 10), the wire feeder 20, the conduit tube 25, the welding torch 30, copper The immersion 40, the welding weaver 50, the slide 60, the copper immersion slide 70, the backside copper slide 75 and the control box 80.

The wire reel box 10 attached to the upper end of the welding carriage is made of a circular box made of steel for safe storage and supply of aluminum wire, and a heating plate is installed at the bottom of the inside to be heated inside. Is always maintained around 40 degrees. This is to prevent welding defects that may occur during welding due to moisture on the wire surface during winter and rainy season, and the amount of wire remaining can be checked by attaching an acrylic window to the side. The wire end detection device is mounted on the outlet side of the wire reel box 10, and the welding may be automatically stopped when there is no wire.

The wire feeding device 20 mounted on the right side of the welding carriage has a function of continuously feeding aluminum wire required for welding to a value set by the conduit tube 25, the welding torch 30, and the contactor tip. Have 4-roller (Roller) is used for stable supply of the constant speed of the wire, and the wire is covered with an open acrylic transparent lid for protecting the wire from foreign matter and checking the wire feeding device 20 function.

The aluminum wire fed through the wire reel box 10 and the wire feeder 20 performs welding through the welding torch 30 and prevents torch burnout due to arc heat generated during welding. The torch start is supplied with coolant for stable welding to prevent torch heating. The torch tip is formed so that the wire tip can be replaced when the contact tip burns out during welding.

The wire supplied through the wire reel box 10, the wire feeder 20, the conduit tube 25, the welding torch 30, the slide 60, the welding weaver 50, the torch clamp The actual welding work is carried out. In order to stably weld the weld, the slide 60 is used to accurately position the wire to the weld, and the welding operation is performed while weaving the roll back and forth using the weld weaver 50 to adjust the welding amount of the weld enhancement. .

When the aluminum wire supplied through the welding torch 30 is melted and accumulated in the welded part, a copper filler 40 designed as a dam in order to prevent the weld metal from flowing out is positioned before and after the welding part, and the copper filler ( In order to accurately position 40 in the weld zone, the moving handle of the copper slide 70 is positioned to position the copper die 40 in the weld zone. In addition, when a space is generated between the welded portion and the copper filler metal 40, the weld metal flows down, thereby compressing the front and rear surfaces through the front and rear screw slides to prevent sagging of the weld metal.

On the other hand, the role of the dam to prevent the welding metal sagging of the surface of the weld improvement part is performed by the surface side copper immersion 40, the role of the dam of the welding metal on the back side opposite the welding portion is performed by the rear surface sliding copper immersion 40. . The back side copper slide 75 has a structure connected to the upper carriage, there is a slide device for adjusting the left and right, up and down, front and rear, it is composed of a bracket connected to the back side copper 40.

The control box 80 is composed of a power supply S / W, a vertical direction selection S / W, driving speed adjustment S / W required for the carriage drive, the current, voltage adjustment volume, wire inching S / W for performing welding, It consists of automatic welding speed adjustment S / W, current and voltage gauge, welding start and stop S / W.Weaving functions include power S / W, front and rear stop time, weaving width centering, weaving frequency and weaving width adjustment. Equipped.

Figure 4 is an exemplary view showing a configuration according to the present invention, Figure 5 is an exemplary view showing an exploded assembly state of the present invention, Figure 6 is an exemplary view showing a configuration of the back copper immersion control unit according to the present invention, Figure 7 Is a view showing an exemplary view showing an installation state of the present invention.

4 to 7, the present invention provides a rear copper immersion control slide 10 which is connected to the welding carriage by the adjusting clip 50, and a second connection part at the end of the rear copper immersion control slide 10. One end is connected to the rear copper immersion bracket 20 and the rear copper immersion control slide 10 is installed, the other end is rotated to the first connection portion of the rear copper immersion bracket 20 so that the end is rotatable. The rear copper immersion tension control unit 30 is connected to enable the rear copper immersion bracket 40 is installed at the end of the rear copper immersion bracket 20.

The control clip 50 is to connect the aluminum sliding 1Run MIG backside sliding copper device for welding to the welding carriage 60 of the present invention, one side is coupled to the main housing 11 of the backside copper immersion control slide 10 The other side is bolted to the welding carriage 60. That is, the control clip 50 is, for example, the fixed clip 51 is inserted into the fixed copper slide control slide 10, the clip body 52 is bolted to the fixed clip 51, and the clip It consists of an upper clip 53 is bolted to the body 52, one side of the bolt coupling of the clip body 52 and the upper clip 53 to the connection portion of the welding carriage 60 and the welding torch portion 70 It is supposed to be fixed by.

The backside copper immersion control slide 10 is to close the backside copper immersion 40 to the back welding portion 310 of the base material (100, 200), as shown in Figure 6, the driving force of the handle through the gear portion adjustment screw shaft Is transmitted to the rod, and the rod is moved by the operation of the adjustment shaft.

That is, the rear copper immersion control slide 10 is the handle 12, the gear portion 13 is installed to be connected to the end of the handle, the gear portion is integrally connected to the gear portion housing 133 and An adjustment screw shaft 14 bearing in the main housing 11 and one end screwed to the adjustment screw shaft 14 and the other end rotatably coupled to the backside copper bracket 20 and the main housing ( 11) the rod 15 is installed to be inserted into one side, and the guide pin 16 is installed through the main housing to be inserted into the guide groove 151 formed in the longitudinal direction of the rod 15.

The gear part 13 includes a first gear 131 fixed to the handle shaft 121 connected to the handle 12, a second gear 132 meshed with the first gear 131, and the first gear 131. It consists of a gear housing 133 is installed so that 1,2 gears are located inside.

The adjustment screw shaft 14 is installed so that one side end is located in the gear housing 133, the bearing is supported and rotatable, and is formed integrally with the second gear 132. That is, the adjusting screw shaft 14 and the second gear 132 has the same center line and is to be rotated.

In addition, the adjustment screw shaft 14 is the middle portion is to be supported bearing in the main housing 11, both sides of the adjustment screw shaft 14 around the second gear 132 is the gear housing 133 and the main The bearings 17 are supported by the housings 11, respectively.

In addition, the end of the adjustment screw shaft 14 is to be inserted into one end of the rod 15, the adjustment screw shaft 14 and the rod 15 is to be connected to each other by screwing.

The rod 15 is moved by the operation of the adjustment screw shaft 14, has a guide groove 151 in the longitudinal direction, and one side is screwed to the adjustment screw shaft 14 in the main housing 11 It is inserted and installed, the guide pin 16 is inserted into the guide groove 151 through the main housing (11).

As described above, when the handle is operated, the driving force of the handle 12 is transmitted to the first gear 131 of the gear part, and the actuation force of the first gear 131 is engaged with the handle. It is transmitted to the installed second gear 132, the adjustment screw shaft 14 is rotated by the operation of the second gear 132 to move the rod 15. At this time, the rod 15 is connected to the main housing 11 by the guide pin 16, the guide pin 16 and the guide groove 151 without being rotated with it when the adjustment screw shaft 14 rotates. Vertically by shanghai.

The backside copper bracket 20 has first and second connection parts formed at one side end, and the backside copper immersion part is installed at the other end, and the first connection part is connected to the tension control part 30 and the second connection part is provided. It is connected to the back copper immersion control slide 10, and is inserted through the welding portion of the base material to place the back copper immersion to the back welding portion of the base material.

The backside copper tension adjustment unit 30 is to adjust the tension of the backside copper immersion to the back of the base material, push the second connection 22 of the backside copper immersion bracket 20 backside copper immersion adjustment slide (10) The back copper immersion 40 installed at the end of the back copper immersion control slide 10 with respect to the first connection portion 21 connected to the contact with the direction of the welding portion 300 of the base material (100, 200), the tension of the spring The tension is adjusted by adjustment. That is, the tension control unit 30 is, for example, coupled to the first tension guide screw 32 and the first tension guide screw 32 which is connected to the rod 15 by the tension bracket 30. A spring housing 34 into which the first tension adjusting nut 33, the end of the first tension adjusting nut 33 is inserted, and the first tension adjusting nut 33 come into contact with the first tension adjusting nut 33 and are installed in the spring housing 34. The spring 35 is coupled to the second tension adjusting nut 36 installed at the other end of the spring housing 34 and the second tension adjusting nut 36, and one end thereof is the first tension guide screw ( The second tension guide screw 37 is screwed to 32 and coupled to the second connecting portion 22 of the backside copper bracket.

That is, the tension control unit 30 is to adjust the tension of the spring by adjusting the first and second tension guide screws (32, 37).

The backside copper dip 40 has a shape shown in FIGS. 7 and 8, and is connected to the backside copper dip bracket 20 by a backside copper holder.

The present invention configured as described above is inserted into the back copper immersion bracket 20 between the welding portion (gap) of the base material, the back copper immersion bracket 20 is connected to the welding carriage by a fixed clip fixedly installed, then the back copper After the back copper immersion is brought into close contact with the back surface welding part of the base material by the immersion adjusting slide 10 and the tension adjusting part 30, and the surface welding is performed by aluminum run 1 Run MIG welding, the surface copper immersion and the back movement according to the movement of the welding carriage. Since the immersion is moved together, the backside beads are formed together by surface welding.

8 is a diagram illustrating a copper deposit according to an embodiment of the present invention.

Referring to Figure 8, copper immersion 40 according to an embodiment of the present invention has a heat wire for maintaining a proper temperature therein, a body portion 41 having a steel cooling function, and the body portion 41 It includes a ceramic portion 42 is inserted into the) close to the base material. The ceramic part 42 does not melt even at a high temperature and maintains its original state, and does not cause a problem on the aluminum weld metal even when contacted with the aluminum weld metal.

For aluminum run 1 run welding, it is necessary to attach copper filler to prevent sagging of the deposited metal, that is, to serve as a dam. However, when welding with other metals or materials, the foreign matter is mixed into the welds and causes a fatal problem in the welds. Therefore, by welding by inserting a copper (Sic & Bn) -based copper alloy having affinity with the aluminum welding metal and trouble-free, it is possible to realize a complete welding. More importantly, the ceramic part 42 must be maintained at an appropriate temperature to form a normal appearance bead, and for this purpose, the surface copper thin film is preheated to an appropriate temperature. Inside the body portion 41 is a heating coil (Heating coil) is instructed to indicate the required temperature in the control box for copper immersion temperature control, the power is automatically cut off above the set temperature to maintain the proper temperature. The copper quench also rises to a significant temperature due to arc heat during welding, which can be cooled by means of steel cooling using compressed air.

9 is a view showing a copper deposit according to another embodiment of the present invention.

Referring to Figure 9, copper immersion 40 according to another embodiment of the present invention is inserted into the body portion 41 and the body portion 41 is a hot wire for maintaining a proper temperature therein, close to the base material It is formed on the ceramic portion 42, and the outer surface of the body portion includes a cooling fin (43) for naturally cooling the copper.

10 is a view showing a temperature during steel cooling using copper immersion according to an embodiment of the present invention, Figure 11 is a view showing the temperature during natural cooling using copper immersion according to another embodiment of the present invention.

Referring to both the drawings, it can be confirmed that the weld bead is good both during steel cooling and natural cooling by applying the copper immersion of the present invention.

By attaching the copper filler of the present invention to the surface side to act as a dam to prevent the flow of the weld metal, the copper filler on the back is attached to the sliding welding device designed to enable simultaneous welding on the back, one run The welding work is performed while filling the interior of the furnace. Aluminum wires 1.6, 2.0 and 2.4mm can all be used interchangeably, single torch, twin or TANDEM torch can be used.

Although the present invention has been described with reference to one embodiment shown in the drawings, this is merely exemplary, and those skilled in the art will understand that various modifications and equivalent other embodiments are possible therefrom. . Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

As described above, the present invention is such that the back surface bead is formed at the same time as the surface welding without installing the backing material, so that the grinding process according to the installation and removal of the backing material and the backing material can be omitted, thereby reducing material and man-hours. , Improve productivity.

In addition, the present invention is to form the back bead by the surface and the back copper immersion, excellent welding workability, it is possible to form a uniform back bead, can eliminate the overheating of the welding site, thereby Can improve the quality.

In addition, since the present invention can be easily attached to and detached from the welding carriage, it can be easily applied without changing the design of the existing welding carriage.

Claims (3)

delete Round box made of steel for storage and supply of aluminum wire. A heating plate is formed at the inner bottom and a wire reel box attached to the upper end of the welding carriage. Wire feeding device mounted on the right side of the welding carriage to supply the aluminum wire to the set value Welding torch to perform the welding operation using the aluminum wire fed through the wire reel box, wire feeder When the aluminum wire supplied through the welding torch is melted and accumulated in the welded part, the front and rear copper fillets formed on the front and the back side of the welded part to prevent the flow of the welded metal to serve as a dam and It is connected to the upper carriage, including the back side slide slide to adjust the back side up and down, left and right, front and rear, The copper quenching has a built-in heating wire for maintaining an appropriate temperature therein, the body portion having a steel cooling function, Inserted into the body portion is in close contact with the base material, does not melt even at high temperature, maintains its original state, and aluminum-oriented 1Run MIG welding apparatus including a ceramic portion that does not cause abnormalities in the aluminum weld metal even when contacted with the aluminum weld metal. Round box made of steel for storage and supply of aluminum wire. A heating plate is formed at the inner bottom and a wire reel box attached to the upper end of the welding carriage. Wire feeding device mounted on the right side of the welding carriage to supply the aluminum wire to the set value Welding torch to perform the welding operation using the aluminum wire fed through the wire reel box, wire feeder When the aluminum wire supplied through the welding torch is melted and accumulated in the welded part, the front and rear copper fillets formed on the front and the back side of the welded part to prevent the flow of the welded metal to serve as a dam and It is connected to the upper carriage, including the back side slide slide to adjust the back side up and down, left and right, front and rear, The copper immersed body portion with a built-in heating wire for maintaining a proper temperature therein, A ceramic part inserted into the body to be in close contact with the base material, which does not melt even at a high temperature, maintains its original state, and does not cause an abnormality in the aluminum weld metal even when contacted with the aluminum weld metal; Aluminum running 1Run MIG welding apparatus is formed on the outer surface of the body including a cooling fin to naturally cool copper.

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