KR20040083857A - Auto welding machine for frames of uro-form - Google Patents

Abstract

PURPOSE: An automation welder for a frame of an euro-form is provided to easily perform welding work without generating deformation by simultaneously performing welding work with respect to welding sections. CONSTITUTION: An automation welder includes a transfer vehicle(15) reciprocated on a guide rail(12) mounted at both sides of a base frame(10). A setting frame(20) includes a first clamping unit reciprocated on a guide rod mounted on both sides of the transfer vehicle(15) in order to fix an edge of a frame and a second clamping unit for fixing an inner portion of the frame on the supporting plate. A moving frame(30) is provided on a fixing frame(34) such that the moving frame(30) is moved in forward and backward directions by means of a conveying screw. A lifting frame(40) is moved up and down by receiving power from a power transmission unit.

Description

Auto welding machine for frames of uro-form}

The present invention relates to an automatic welding device for a frame of euroforms, and more particularly, a batch welding operation is performed at the same time when a plurality of welding members contact each other, such as a frame of the euroform, so as to be easily manufactured without deformation such as distortion due to welding. Of course, the present invention relates to an automatic welding device for a frame of Euroform, which enables mass production to be smoothly performed.

In general, the euro-foam which is essentially used during the construction of the building is composed of a steel frame composed of a plurality of connecting members welded, and plywood fixed by bolts, nuts or riveting to one surface of the steel frame.

Frame fabrication of the conventional Euroform is configured in this way to form a frame by welding the corner portion to form a plurality of connecting members, that is, a rectangular frame, a plurality of so as to have a reinforcement to the inside of the frame The frame of Euroform was produced by welding the crossbar and the crossbar together.

However, in the fabrication of the frame of the conventional Eurofoam, each welded portion of each cross or longitudinal welded to the edge frame or the inside of the frame is configured to be coupled to each other by partial welding, whereby each connecting member according to the partial welding is welded. There was a distortion to the portion, which caused a problem that the entire frame of the euroform deformed.

As a result, not only a problem that is inadequate for attaching the plywood to one side thereof, but also a cumbersome problem of attaching the plywood after properly holding each deformed portion thereof through post-working also occurred.

Therefore, in order to manufacture the frame of the conventional Euroform, each connection part constituting the frame of the euro groove is welded through partial welding, and it takes a lot of time, and additional post-processing work due to deformation due to welding is required. As a result, the production process is very cumbersome and requires a lot of work time.

In addition, due to the cumbersome work and a lot of working time, there was also a problem that mass production is not smoothly performed.

Accordingly, the present invention has been made to solve the conventional problems as described above, the object is to make a deformation such as distortion due to the welding is made at the same time by the simultaneous welding operation when welding a portion where several welding members, such as the frame of the euroform abuts Without being easily manufactured, mass production can also be made smoothly.

Another object of the present invention is to enable the continuous production of the frame of the Euroform.

Another object of the present invention is to be able to closely fix the frame and the inner frame of the welding member of the euroform to be welded.

Another object of the present invention is to be able to fix the welding torch in the correct position according to the position to be welded.

Still another object of the present invention is to provide a smooth supply of the welding wire during welding and to minimize the welding of the welded material to the tip of the welding torch.

Still another object of the present invention is to make a continuous operation according to the manufacture of the frame of the euro-foam even easier.

The present invention for achieving the above object, in the automatic welding device according to the manufacture of the frame of the euro-form, provided with a bogie reciprocated by a rolling wheel on the guide rail installed on both sides of the base frame; A first clamping part which is reciprocated by a conveying screw having a handle formed to one side on the guide rods installed on both sides of the trolley on both sides of the trolley and fixed to the support frame of both sides formed on an inner rim thereof to fix the frame of the euroform to the support plate and the inside thereof; A setting frame having a second clamping part for fixing an inner frame of the flow path on the formed support plate; A movable frame configured to form a fixed frame in which guide rails are installed on both sides of the base frame, and a transfer roll corresponding to the guide rail is mounted on the fixed frame by a transfer screw rotated by a motor drive; The movable frame is moved up and down by a power transmission unit which is reciprocated left and right by a transfer screw rotated by a motor drive on a guide rod installed in front and rear and interlocked by a motor mounted to the front middle of the movable frame. and; The movable frame includes first, second and third lifting platforms in a corresponding position so as to be operated up and down by a plurality of cylinders installed upward on a plurality of guide rods installed inwardly and rearwardly. The inside of the elevating platform is characterized in that it comprises a welding portion to which each of the plurality of welding torch corresponding to the welding portion of the flow path is mounted.

It characterized in that it comprises at least one bogie with the setting frame on the guide rail of the base frame.

In addition, the first clamping portion is characterized in that it is composed of a plurality of edge fixing clamps consisting of a fastener fixed to the rod of one side is pin-coupled rotatable between the fixing plates on both sides and the other side is installed vertically in the lower portion .

The second clamping part may include a plurality of inner fixing clamps configured to form a long hole in a pedestal having a bending piece to one side, and a fixed piece sliding in the long hole is connected to a cylinder rod mounted horizontally below the pedestal. It features.

In addition, the welding torch mounted to the inside of the first, second and third lifting platforms is fixed to a pair of connecting rods between the fixing brackets mounted on the inner surfaces of the first, second and third lifting platforms, and is slidable according to the connection. Characterized in that the welding torch is inserted and fixed on the fixing rod coupled to a plurality of mounting holes to be fixed.

In addition, the tip end of the welding torch is characterized in that the ceramic member is formed with a reflector coating layer is fixed to the surface corresponding to the tip.

In addition, the setting frame is characterized in that it comprises a plurality on the turntable rotated by the drive source.

1 is a schematic perspective view illustrating main parts of the present invention;

Figure 2 is a main part showing a bogie and a setting frame of the present invention.

3a and 3b is a main view showing an operating state of the first clamping portion formed in the setting frame.

Figures 4a and 4b is a main view showing the operating state of the second clamping portion formed in the setting frame.

Figure 5 is a main part showing a state equipped with a welding torch of the present invention.

Figure 6 is a principal part showing a state welded by the present invention welding portion.

Figure 7 is a main part showing another embodiment of the welding torch of the present invention.

8 is a main view showing another embodiment according to the welding member supply of the present invention.

Explanation of symbols for the main parts of the drawings

10: base frame

12: guide rail 15: bogie

20: setting frame

22, 42, 52: guide rod 24: support plate

25: first clamping portion 250: edge fixing clamp

252: fixing plate 254: fixture

26: support plate 28: the second clamping portion

280: inner fixing clamp 282: stand

283: long hole 284: fixed piece

30: movable frame

32: guide rail 34: fixed frame

36,44: Feeding screw

40: moving frame

45: rotation axis 46: rack gear

400: power transmission unit

50: weld

54: first lifting platform 55: second lifting platform

56: third lifting platform 58: welding torch

58 ': tip 58a: cable

58b: metal tube 582: fixing bracket

584: connecting rod 586: mounting hole

588: fixed rod

60: welding wire supply unit

62: welding wire feeder 64: winding roll

70: ceramic member

72: reflector coating layer

80: turntable

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 1 is a schematic perspective view of the main part of the present invention, Figure 2 is a main view showing the bogie and the setting frame of the present invention.

As shown in the automatic welding device according to the manufacture of the frame of a lot of euroforms,

The present invention includes a conventional trolley 15 reciprocated by a rolling wheel on guide rails 12 provided on both sides of the base frame 10;

The rim of the euroform is reciprocated by a transfer screw formed with a general handle and mounted on both sides of the support plate 24 formed on the inner rim so that an operator can easily grip on one side on the guide rod 22 installed on both sides of the trolley. Forming a first clamping portion 25 for fixing the welding member for forming the frame in close contact with the inner surface, and the welding member for forming the inner frame of the euroform on the support plate and the supporting plate 26 formed therein A setting frame (20) having a second clamping portion (28) fixed without fluidity to be in contact with;

Forming a fixed frame 34 is installed on both sides of the base frame to the upper guide rail 32, the fixed frame is transported corresponding to the guide rail by a feed screw 36 that is rotated by the motor (M) drive A movable frame 30 to which the roll is mounted to move forward and backward;

The movable frame is reciprocated left and right by a transfer screw 44 rotated by the driving of the motor M on the guide rods 42 installed at the front and rear, and mounted on the motor M mounted at the front middle of the movable frame. Due to the known power transmission unit 400 configured to be reciprocated by the transfer screw rotated by the rotation gear installed on both sides of the movable frame and the normal rotary shaft 45 interlocked therewith. A moving frame 40 which is lifted up and down;

The moving frame has a first, second, third lifting table 54 in a corresponding position to be operated up and down by a plurality of cylinders S installed upward on a plurality of guide rods 52 installed inwards and rearwards. (55) and (56), and the inside of the first, second, and third lifting platforms are provided with a welding portion 50, each of which is equipped with a plurality of welding torches 58 corresponding to the welding portion of the flow path.

In the above, the first elevating platform is used to select the vertical welding portion in contact with the welding member to be welded, the second elevating platform to the left and right welding portion, the third elevating platform for the purpose of welding the front and rear welding parts, It can be used interchangeably selected as necessary, each of the motors and cylinders are operated to be organically interlocked with each other by a conventional control method by a known controller not shown.

On the other hand, the welding wire supply unit on the side of the welding portion is provided with a conventional free wire feeder 62 and a plurality of take-up rolls 64, in which the welding wire is wound, onto the general frame to supply the welding wire to the welding torch of the welding portion. 60 is provided.

And, the guide rail 12 of the base frame 12 is provided with one or more trolleys 15 with the setting frame 20, the other trolley when the welding operation is completed by the welder on one side of the trolley It is desirable to be able to improve the productivity, so that the welding operation can be made immediately in the continuous welding operation is made.

3A and 3B are main views illustrating an operating state of the first clamping unit formed in the setting frame.

As shown in the drawing, the first clamping portion 25 formed of the setting frame has a rod coupled to one side of the pins rotatably between the fixing plates 252 on both sides, and the rod of the cylinder S having the other side installed perpendicularly to the lower portion thereof. It is shown that composed of a plurality of edge fixing clamp 250 composed of a fastener (254).

Accordingly, the welding members constituting the frame of the euroform, which is raised to the inner edge of the setting frame while the fixture 254 is rotated based on the portion pinned to the fixing plate 252 by the operation of the cylinder (S), mutually. It is in close contact with the inner side of the setting frame to be in close contact.

4A and 4B are main views illustrating an operating state of the second clamping unit formed in the setting frame.

As shown in the drawing, the second clamping portion 28 formed of the setting frame forms a long hole 283 in a pedestal 282 having a bent piece formed to one side to support one end of the inner frame of the flow path, and is horizontally mounted on the bottom of the pedestal. It is shown that a plurality of inner fixing clamp 280 is configured to be connected to the fixed piece (284) sliding in the long hole in the cylinder (S) rod.

Accordingly, between the bent pieces formed on one side while the fixing piece 284 is slid on the long hole 283, the welding member constituting the inner frame of the flow path which is raised to the pedestal 282 by the operation of the cylinder S. It is fixed without fluidity so as to contact the frame.

5 is a main view showing a state in which the welding torch of the present invention is mounted.

As shown in the drawing, the welding torch 58 installed as the contact portion of the welding member constituting the frame and the inner frame of the euroform inwardly between the first, second and third lifting platforms is first, second and third lifting. The welding is fixed onto a fixing rod 588 fixed by a pair of connecting holes 584 fixed between the fixing brackets 582 mounted on the inner side of the steel strip and slidably fixed to the connecting portions. The torch is inserted and fixed.

In addition, the lower portion formed with the tip of the welding torch positioned in the corner portion of the frame to be welded or the edge portion of the frame and the inner frame to be welded to form the euroform is formed to be bent toward the corner portion to weld the corner portion It is desirable to make this smooth.

Therefore, the welding torch to be installed as the first, second, and third elevating according to the required use is fixed by a well-known screw fixing method by sliding the mounting hole sliding on the connecting rod to a desired position, and then the welding torch with the mounting hole. By inserting and fixing, it is possible to install the welding torch to the exact position of the welding portion to be welded.

Then, the cable 58a is connected to the welding torch 58 so that the welding wire is inserted, and the inner side of the cable is provided with a metal tube 58b, so that the welding wire is more smoothly supplied to the welding torch. It can be.

As described above, in order to manufacture the frame of the euroform, as shown in FIGS. 1 to 6, each welding member of the frame and the inner frame forming the euroform is placed on the setting frame 20 of the trolley 15. By using a plurality of edge fixing clamps, the first clamping portion 25 formed by the setting frame, to fix the welding member of the frame close to the inner surface of the setting frame, and a plurality of second clamping portion 28 The inner frame is also fixed to the inner frame by the inner fixing clamp without fluidity, and then the bogie is fixed by moving the bogie to a predetermined position on the guide rail 12 of the base frame 10.

Then, the setting frame on the trolley is adjusted to the correct position corresponding to the welding portion 50 positioned above the handle using a transfer screw with a handle formed thereon, and the welding portion is selected through a controller (not shown). .

In other words, in the case of welding a vertical portion, which is a portion where the border frame and the border frame is in contact or a corner portion that is in contact with the border frame and the inner frame, the power transmission is interlocked by a motor drive installed in the front center of the movable frame 30. After positioning the movable frame 40 to the upper portion of the setting frame through the lower portion, the first lifting platform 54 is lowered by a cylinder as shown in Fig. 6 and the welding torch installed between the first lifting platform in the front and rear Due to the 58, the entire edge portion of the edge contacting the welding member of the frame and the inner frame is welded in a batch.

In the above, the welding of the edge portion in contact with the welding member is welded to a plurality of spot welding is made by the welding torch to the edge portion of the contact while the first lifting platform lowered by the cylinder is raised, The welding wire supplied to the welding torch is possible as the supply and the interruption are made through the welding wire feeder, which is made by supplying and blocking the welding wire through the “welding wire supply device” filed by the applicant of the same person. Spot welding of the edge portion in contact with the welding member can be easily made.

In this way, the welding of the vertical portion in contact with the welding member is made collectively, and then the first lifting platform is raised, and then the left and right welding between the frame or the inner frame contacting the frame is lowered by the cylinder. After the moving frame is moved by the motor drive to move the moving frame on the guide rod, all the parts to be welded in the horizontal direction between the welding members are welded at once.

In addition, when the welding in the left and right directions in contact with the welding member is completed, the second lifting platform is raised and repositioned to the position before moving, then the third lifting platform is lowered and then the movable frame is rotated by a motor drive. By moving the movable frame back and forth on the guide rail due to the screw, all the parts to be welded in the front-rear direction between the welding members are welded collectively and placed in the position before moving again.

In this way, as the welding of all the parts to be welded is completed, the moving frame is raised by a predetermined height by the motor and the power transmission unit formed in front of the movable frame, and then the truck is moved through the guide rail of the base frame. Move to allow continuous welding.

Thus, each welding member of the frame and the inner frame constituting the flowform is fixed by the first and second clamping parts without fluidity, and then welding is performed simultaneously in the vertical, left, and front and rear directions of the contacted portion. By doing so, the deformation such as torsion due to the welded part according to the manufacturing of the euroform frame is prevented from occurring, and the welding time of each welded part can reduce the manufacturing time of the frame of the euroform significantly. As well as increasing the continuous welding work, mass production can also be made smoothly.

7 is a main view showing another embodiment of the welding torch of the present invention.

In the above configuration, as shown in the drawing, the tip 58 'of the welding torch 58 is covered with a ceramic member 70 having a reflector coating layer 72 formed on the surface thereof so as to correspond to the tip.

Accordingly, when the tip of the welding torch is overheated by infrared rays, visible rays, and ultraviolet rays including heat radiated at a considerably high temperature of about 4000 ° C. during welding, the welding wire supplied therein is fixed, and the reflector coating layer of the ceramic member is fixed. By minimizing the overheating of the tip by reflecting the infrared rays and visible light and ultraviolet rays as well as the heat, it is possible to supply smoothly without the welding wire is fixed to the tip.

In addition, it is possible to solve the problem that the welding is scattered during welding, and the welding is stuck to the tip of the welding torch, so that the welding is not easily performed, and the trouble of removing the welding material fixed to the tip after a certain time of use can be solved. By covering and fixing the ceramic member on which the general reflector coating layer is formed on the outside of the tip, even though the weldment is scattered during welding, the scattering of the welded material is minimized by the reflector coating layer formed on the outer surface of the ceramic member.

Therefore, not only smooth welding can be made, but also the work of having to remove the welded material even after a long period of use can be eliminated.

8 is a main view showing another embodiment according to the welding member supply of the present invention.

In the above configuration as shown, instead of having one or more undercarriage reciprocated so that continuous welding work can be performed on the guide rail of the base frame, the setting frame 20 on which the frame and the inner frame of the euroform are raised are provided. It is shown to have a plurality on the turntable 80 is placed on a general support frame and rotated by a drive source including a conventional motor and power transmission means.

Accordingly, compared to moving the bogie on the guide rail of the base frame, the turntable is rotated by a drive source to move the setting frame to the position of the welded portion, thereby improving work efficiency as more efficient welding work can be continuously performed. Not only that, but also conditions that can further increase productivity.

As described above, according to the present invention, a batch welding operation is performed at the same time when a plurality of welding members contact each other, such as a frame of a Euroform, so that the mass production can be made smoothly as well as easily produced without deformation such as distortion due to welding. To have.

In addition, by having at least one bogie with a setting frame to which the welding member is lifted and fixed, it also has the effect that the fabrication of the flow path can be made continuously.

In addition, the first and second clamping parts formed by the setting frame also have the effect of tightly fixing the frame and the inner frame, which is the welding member of the flow path to be welded.

In addition, according to the position to be welded, the welding torch has the effect of fixing the correct position by the fixing bracket and the connecting rod and the mounting hole between the first, second, third lifting platform.

In addition, as the ceramic member having the reflector coating layer is covered and fixed to the tip outer surface of the welding torch, the welding material can be minimized to be fixed to the tip of the welding torch during welding, and thus the welding can be made more smoothly.

In addition, since a plurality of setting frames on which the welding members are raised and fixed are provided as a turntable rotated by a driving source, continuous operation according to the fabrication of the euroform frame is made easier and thus the productivity can be improved.

Claims (8)

In the automatic welding device according to the manufacture of the frame of the euro-foam, A trolley 15 reciprocated by a rolling wheel on guide rails 12 provided on both sides of the base frame 10; A first clamping part which is reciprocated by a transfer screw formed with a handle to one side on the guide rod 22 installed on both sides of the trolley, and is mounted with support plates 24 on both sides formed on an inner rim thereof to fix the frame of the euroform; 25, a setting frame 20 having a second clamping portion 28 for fixing the inner frame of the flow path on the support plate and the supporting plate 26 formed therein; Forming a fixed frame 34 is installed on both sides of the base frame to the upper guide rail 32, the fixed frame is transported corresponding to the guide rail by a feed screw 36 that is rotated by the motor (M) drive A movable frame 30 to which the roll is mounted to move forward and backward; The movable frame is reciprocated left and right by a transfer screw 44 rotated by the driving of the motor M on the guide rods 42 installed at the front and rear, and mounted on the motor M mounted at the front middle of the movable frame. A moving frame 40 which is lifted and lowered due to the power transmission unit 400 interlocked with each other; The moving frame has a first, second, third lifting platform 54 in a corresponding position so as to be operated up and down by a plurality of cylinders S installed upward on a plurality of guide rods 52 installed inwardly and rearwardly. 55, 56, and the inner side of the first, second, third lifting platform is provided with a welding portion 50, each of which is equipped with a plurality of welding torch 58 corresponding to the welding portion of the flow path Automatic welding device for the frame. The apparatus of claim 1, further comprising one or more bogies (15) having the setting frame (20) on the guide rails (12) of the base frame (10). . According to claim 1, The first clamping portion 25 is fixed to the rod of the cylinder (S) is fixed to one side of the pin coupled rotatably between the fixing plate 252 of both sides and the other side is installed vertically to the lower ( Auto frame welding device for the euro-foam, characterized in that consisting of a plurality of edge fixing clamps (250) consisting of 254. According to claim 1, wherein the second clamping portion 28 forms a long hole (283) in the pedestal 282, the bending piece is formed to one side and in the long hole in the cylinder (S) rod horizontally mounted to the lower portion of the pedestal Automatic welding device for the frame of the euro-foam, characterized in that consisting of a plurality of inner fixing clamp 280 is configured to be connected to the fixed piece (284) sliding. The welding torch 58 mounted on the inner side of the first, second and third lifting platforms 54, 55 and 56 is mounted on the inner side of the first, second and third lifting platforms. The welding torch is inserted and fixed onto the fixing rod 588 fixed by a pair of connecting rods 584 between the fixing brackets 582 and coupled with a plurality of mounting holes 586 that are slidably fixed as the connecting brackets 582. Euro automatic frame welding device characterized in that. The ceramic tip 70 of claim 1 or 5, wherein the tip 58 'of the welding torch 58 is covered with a ceramic member 70 having a reflector coating layer 72 formed on the surface thereof so as to correspond to the tip. Automatic welding device for frame of Euroform. 7. The apparatus of claim 6, wherein a metal tube (58b) is built into an inner surface of the cable (58a) connected to the welding torch (58). The apparatus of claim 1, wherein a plurality of setting frames (20) are provided on a turntable (80) rotated by a driving source.