KR20020029060A - Wire auto. welding equipment - Google Patents

Abstract

PURPOSE: An automatic wire rod welding equipment is provided which automatically removes beads of the welding part when welding is completed after butt welding a wire rod. CONSTITUTION: The automatic wire rod welding equipment comprises a moving unit(210) butt welding a wire rod(WR) by moving a fixed head(201) and a moving head(202) equipped at one side of the upper part of a box type body and the moving head(202) which is mounted onto one side of the fixed head(201) and adjacently positioned to the side direction of the fixed head(201) to the side of the fixed head(201) in a certain distance; a welding part(200) consisting of a pair of upper and under electrodes(220,230) each of which are mounted on the fixed head(201) and the moving head(202) so as to clamp the wire rod(WR); and a processing part which is equipped at one side of the welding part so as to remove welding beads of the wire rod(WR) connected by welding, wherein the moving unit(210) further comprises a second cylinder(202a), an operation plate(214) and a guide pin(213), and wherein male and female grooves(221,231) are formed at both sides of the upper and under electrodes(220,230) so that the male and female grooves(221,231) are alternately connected, and "V" shaped grooves(222,232) are formed at the horizontal center of the male and female grooves(221,231) so that an end part of the wire rod(WR) is rested on the "V" shaped grooves(222,232).

Description

Wire Welding Machine {WIRE AUTO. WELDING EQUIPMENT}

The present invention relates to a butt welder provided with a clamping function in a fixed head and a moving head provided on one side of the main body to butt-weld a common wire rod, and more particularly, is mounted on one side of the fixed head. The moving device adjacent to the side to move the predetermined distance toward the fixed head to be welded, and a pair of upper and lower electrodes mounted to each of the fixed head and the moving head to each other by clamping to engage with each other unevenly The present invention relates to a wire rod automatic welding device including a welding portion for welding the wire rod without shifting, and a processing device for automatically removing the welding bead from the welding portion.

In general, various kinds of welding apparatuses have been known for butt welding an end portion of a wire rod formed to a predetermined length.

For example, the welding apparatus WE as shown in FIG. 1 is typical, and the content is as follows.

A fixed head FH is provided at one upper side of the main body MF, and a moving head MH is provided at one side of the fixed head FH.

The fixed head FH and the moving head MH are provided on the bases BS1 and BS2, respectively, and the base BS1 of the fixed head FH is fixed, and the base of the moving head MH BS2) is provided on the upper side of the guide rail GR to enable a predetermined distance movement toward the fixed head FH.

In addition, in front of the fixed head (FH) and the moving head (MH) is provided with an upper electrode, a lower electrode (UE) (DE), each of the upper electrode (UE) is the upper end and the lower end of the rod (RD) Combined.

The rod RD is hinged to the lever LV at an upper end thereof to include a wire rod WR at each of the upper and lower electrodes UE DE, and when the rod RD rotates downward, the rod R RD) and the lower upper electrode UE are downwardly engaged with the lower electrode DE.

At this time, when the compression handle PH provided on the other side is rotated to one side provided with the fixed head FH, the disk DS hinged to the main body MF rotates a predetermined angle, and the disk DS The first link LK1 mounted at one side of the second link LK1 moves to the other side, and the second link LK2 hinged to the rear end of the first link LK1 is hinged relative to the center part.

Meanwhile, the third link LK3 hinged to the lower end of the second link LK2 moves to one side and simultaneously moves the base BS2 of the moving head MH toward the fixed head FH. Each end of the wire rod WR is butt welded.

In addition, the operation is completed by grinding the welding bead of the wire rod welded as described above with a grinder which is a conventional grinding machine (not shown).

However, there is a problem in that one worker is not easy to work by lowering the lever of the welding device and simultaneously rotating the compression handle toward the fixed head and pressing the pedal not shown.

In addition, as described above, there is a problem in that productivity is reduced while working in an unstable working posture.

In addition, since the straightness of the wire rods provided in the upper and lower electrodes is welded so as to cross each other, there is a problem in that the grinding work is increased.

In addition, when the welding bead is removed by the attraction force, there is a problem that the grinding surface is uneven, the quality is poor.

In addition, there is a problem that safety accidents occur frequently during the process of the operator grinding the welding bead.

The present invention has been made to solve the above problems, an object of the present invention is to facilitate the operation of the welding and the removal of the welding bead to facilitate the operator's convenience.

In addition, another object of the present invention is to provide only the end of the wire rod to the upper and lower electrodes to be clamped, to allow one operator to operate multiple welding devices by the automatic welding device is completed.

In addition, another object of the present invention is to prevent the end of the wire rod to shift the upper and lower electrodes provided with each end of the wire rod in a concavo-convex manner to prevent a bad straightness.

In addition, another object of the present invention is to remove the welding bead by machining after the completion of welding, to enhance the quality of the processing surface, and to prevent safety accidents.

1 is a perspective view showing a conventional wire welding device,

Figure 2 is a front view showing the present invention wire rod automatic welding device,

Figure 3 is a detailed perspective view of the line "A"-"A" shown in Figure 2 to explain in detail the configuration of the welding portion of the present invention automatic wire welding device,

Figure 4 is a detailed perspective view of the "B"-"B" line shown in Figure 2 to explain in detail the configuration of the processing unit of the present invention automatic wire welding device,

5A is a plan view seen from the line “C” of FIG. 4, and b) is a front view seen from the line “D” of FIG. 4,

FIG. 5B is a side view seen from the “E” line in FIG. 4,

Figure 6a is a perspective view showing another embodiment of the processing unit of the present invention,

FIG. 6B is a cross-sectional view taken along the line “F”-“F” in FIG. 6A.

* Explanation of symbols for the main parts of the drawings

1; Butt welder 2; Transformer

3; hydraulic pump 10; welding device

100; main body 200; welding part

201; fixed head 202; movable head

210; mobile device 220, 230; upper and lower electrodes

300; processing part

The present invention relates to a wire rod automatic welding device for butt welding a wire rod and automatically removing the bead of the welding portion when welding is completed.

The present invention provides a fixed head and a moving head provided on the upper side of the box-shaped body, and a moving device mounted on one side of the fixed head to move the moving head adjacent to the fixed head a predetermined distance toward the fixed head to weld the wire rods butt welded together; ;

A welding part comprising a set of upper and lower electrodes mounted on the fixed head and the moving head to clamp the wire;

Is provided on one side of the welding portion is configured to include a processing unit for removing the weld bead of the wire connected by welding.

In addition, the present invention includes a fixed head, a moving head provided on the upper side of the box-shaped body, and a moving device mounted on one side of the fixed head to move the moving head toward the fixed head so that the end of the wire rod is welded;

A welding part comprising a set of upper and lower electrodes mounted on the fixed head and the moving head to clamp the wire;

A machining base mounted on one side of the welding part, a cutting cylinder mounted behind the machining base, a cutting cylinder mounted at a tip of the cutting cylinder, and both ends of which are guided and moved by guide pins, and mounted on an upper side of the slide frame. It characterized in that it comprises a cutting frame and a processing unit consisting of cutting bite mounted in the center of the cutting frame and the slide frame in the upper, lower symmetrical form.

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

Figure 2 is a front view showing the wire welding device of the present invention, Figure 3 is a detailed perspective view of the line "A"-"A" shown in Figure 2 to explain in detail the configuration of the welding portion of the wire welding device of the present invention; Figure 4 is a detailed perspective view of the "B"-"B" line of Figure 2 shown in order to explain in detail the configuration of the machining portion of the automatic wire welding device of the present invention, a) of Figure 5a is viewed from the "C" line of FIG. It is a top view, b) is a front view seen from the "D" line of FIG. 4, FIG. 5B is a side view seen from the "E" line of FIG. 4, FIG. 6A is a perspective view which shows another embodiment of the process part of this invention, FIG. 6B is a cross-sectional view taken along the line “F”-“F” in FIG. 6A. (Hereinafter, the same configurations as the conventional configurations will be described with the same names, and only the symbols will be described.)

2 and 3, the wire rod automatic welding device 10 of the present invention (hereinafter referred to as "welding device") is equipped with a plurality of moving wheels (100a) to be movable on the floor, Box-shaped main body 100 provided with the transformer 2 and the hydraulic pump 3 of the butt welder 1, the welding portion 200 provided on the upper side of the main body 100 and the processing provided on the other side Division 300 is roughly divided.

The transformer 2 is a transformer that adjusts the voltage to be easily welded by the welding unit 200 to be described later, the hydraulic pump 3 provided on one side of the first, second, third cylinder 201a (202a) (described later) ( It is common to supply hydraulic pressure for the operation of 211) 395.

In addition, the welding part 200 provided on the upper side of the main body 100 is largely divided into a fixed head 201 and a moving head 202.

First and second cylinders 201a and 202a are provided on the fixed head 201 and the moving head 202, respectively, to lower the upper electrode 220 mounted at the lower side thereof, and thus the lower electrode 230 is provided. When the end of the wire rod WR is clamped and the clamping is completed, the moving head 202 is moved toward the fixed head 201 by the moving device 210 mounted on the fixed head 201 so that the wire rod RW is moved. Butt weld.

When the welding of the wire rod WR is completed, the welding portion of the wire rod WR is smoothly cut and processed at one side of the machining unit 300 so as to connect and cut the wire rod WR in one process.

Referring to each configuration of the present invention as shown, the upper cylinder 220 and the lower electrode 230, respectively, the fixed head 201 and the moving head 202, the upper side of the first cylinder (201a) 202a is provided.

Unevenness (221, 231) is formed on both sides so that the upper electrode 220 and the lower electrode (230) intersect and are coupled to each other, the center between the unevenness (221, 231) "V" in the longitudinal direction The grooves 222 and 232 are formed in a symmetrical manner, and when the first switch 101 is pressed, the wire electrode 220 is lowered and abutted by the lowering of the first and second cylinders 201a and 202a. WR) is clamped primarily.

Even the wire WR having a poor straightness of the end is straightened by the unevenness 221 and 231 and the V-shaped grooves 222 and 232 formed in the upper and lower electrodes 220 and 230, When abutting each other, it can prevent a shift and welding.

As described above, when the clamping is completed, when the second switch 102 is pressed, the moving device 210 mounted on one side of the fixed head 201 moves the moving head 202 toward the fixed head 201. The welding is performed by abutting the ends of the wire rods WR provided with each other by moving the distance.

The moving device 210 has a second cylinder 211 is mounted on one side of the fixed head 201, the guide bush 212 is mounted on the upper, lower side of the second cylinder (211).

The inner end of the guide bush 212 is inserted into the guide pin 213 and the rear end of the moving head 202, the operating plate 214 is provided at the tip of the guide pin 213 and the second cylinder 211 It is installed.

By the operation of the second cylinder 211, the guide pin 213 having the front end mounted on the operation plate 214 moves horizontally, and the moving head 202 having the rear end of the guide pin 213 mounted thereon. In addition, by moving toward the fixed head 201, the end portion of the wire rod WR abuts and butt welding is performed.

On the other hand, the welded wire rod (WR) is moved to one side to remove the welding bead formed on the outer periphery of the wire rod (WR) in the processing unit 300 of the present invention.

4, 5A, and 5B, the configuration of the inventive machining part 300 will be described. In the machining part 300 of the present invention, the first base 310 is mounted on the main body 100. The driving motor 320 is mounted to the rear of the first base 310.

A pulley 321 is mounted at the front end of the driving motor 320, and the pulley 321 and the first driving gear 330 are mounted. The first driving gear 330 is a first gear penetrating a center thereof. It is coupled to the shaft 340, and is idling by the bearing (BR) provided therein to rotate the second drive gear 360 provided on one side.

In addition, the first gear shaft 340 passes through the second base 311 mounted on the first base 310, and the first link 370 is connected to the first driving gear 330 at the front end thereof. Similarly, hinged so as to idle, it is hinged up and down by a third cylinder (395) to be described later.

The second driving gear 360 meshed with the first driving gear 330 and the second gear shaft 350 mounted therein are integrally coupled by a common key K so that the second driving gear 360 is By rotating, the cutting tool 390 mounted at the tip end also rotates.

Meanwhile, a front end of the second link 380 is hinged to one front side of the second driving gear 360, and a rear end of the second link 380 is coupled to the third cylinder 395.

The rear end of the first link 370 hinged to the first gear shaft 340 and the front end is hinged to the front one side of the second link 380, the front one side of the first link 370 The cutting tool 390 is mounted to the end of the second gear shaft 350 to rotate simultaneously with the rotation of the second driving gear 360.

As described above, the configuration of the second gear shaft 350, the second driving gear 360, the first and second links 370 and 380, and the cutting tool 390 are provided symmetrically on the lower side, and the upper and lower two Each rear end of the second link 380 provided as a pair and provided in the upper and lower symmetrical shapes is hinged to the third cylinder 395.

The driving motor 320 rotates when the first and second links 370 and 380 provided in the upper and lower symmetry are pressed in the upper and lower sides of the third switch 103 mounted on the main body 100. And the first and second links 370 and 380, which have been separated by the third cylinder 395 backward and bent upwards and downwards with a predetermined time difference, are unfolded with a "-" character. Cutting tool 390 provided in the middle of the 380 is gathered in the up and down direction of the wire rod (WR) to remove the welding bead.

At least one bite 392 is provided on an outer circumference of the cutting tool 390, and the bite 392 is formed by the cutting groove 393 having the same radius R as the outer diameter of the wire rod WR. By rotating the cutting tool 390, the welding bead of the wire rod WR is scraped off in the up and down directions to smooth the connection portion.

In this case, when the wire rod WR is processed by the cutting tool 390, vibration may occur and flow due to the contact of the bite 392, and thus, the wire rod may be disposed at an intermediate portion of the second base 311. The earth 312 is provided horizontally, and the other side of the wire support 312 is provided with a normal toggle clamp 313 is compressed by the wire WR processed by the cutting tool 390 from both sides flows Support not to

6A and 6B illustrate another embodiment of the processing unit 300 of the welding apparatus 10 of the present invention.

As shown in the figure, the machining base BS is mounted on the upper portion of the main body 100 in a "U" shape, and the cutting cylinder CY is mounted on one side of the machining base BS. .

In addition, the front end of the cutting cylinder (CY) is guided by the guide pin (GP) at both ends and is mounted with a slide frame (SL) to move forward.

The upper side of the slide frame SL is provided with a cutting frame (BF) hinged rotation, the cutting bit (BT) is mounted in the center of the cutting frame (BF) and the slide frame (SL) in a semi-circular symmetry.

That is, the welding bead of the wire rod WR is provided in front of the cutting bite BT, and the cutting frame BF is rotated so that the slide frame SL and each of the fastening holes LH are concentric. When the fastening pin LP is inserted into the fastening hole LH and fixed, the cutting bit BT provided in the upper and lower semicircular shapes is pressed against the outer circumference of the wire rod WR.

When the fixing is completed, when the third switch 103 (not shown) is pressed, the cutting cylinder CY moves forward, and the cutting bite BT pushes the front welding bead and cuts it like a plane.

As the cutting bite BT is formed at a conventional drill tip, a taper T is formed with a sharp tip, so that the welding bead protrudes more than the outer diameter of the wire rod WR even when the cutting bite BT does not rotate. The taper T at the tip of the cutting bite BT is easily cut off like a normal router.

As described above, clamping and welding are performed almost automatically, and the welding beads formed during the welding are automatically cut to prevent safety accidents and to improve the quality and productivity of the connected wire WR.

The present invention is not limited to the above-described specific preferred embodiments, and can be easily modified by anyone having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes are intended to fall within the scope of the claims.

As described above, according to the present invention, the welding and the welding bead is automatically removed so that the operator's convenience can be achieved.

In addition, by only the end of the wire rod to the upper and lower electrodes to be clamped, there is an effect of improving the productivity by allowing one operator to operate multiple devices by the automatic welding device is completed.

In addition, by engaging the upper and lower electrodes provided with each end of the wire rod in a concave-convex manner, there is an effect of preventing the end of the wire rod from shifting, thereby preventing poor straightness.

In addition, after the completion of welding, by removing the welding bead by machining there is an effect that prevented the risk of safety accidents.

Claims (8)

A fixed head and a moving head provided on an upper side of the box-shaped body, and a moving device mounted on one side of the fixed head to move the moving head a predetermined distance toward the fixed head so that an end of the wire rod is welded; A welding part comprising a set of upper and lower electrodes mounted on the fixed head and the moving head to clamp the wire; The wire rod automatic welding device, characterized in that it comprises a processing unit provided on one side of the welding portion to remove the welding bead of the wire connected by welding. The method of claim 1, The moving device includes a second cylinder mounted at one side of the fixed head, a working plate mounted at the front end of the second cylinder, and a front end mounted at an up and down direction of the working plate and passing through the fixed head. And a guide pin mounted to the moving head to move the moving head toward the fixed head by the forward stroke of the second cylinder. The method of claim 1, The upper and lower electrodes are wires automatic welding device, characterized in that the irregularities formed on both sides so as to cross each other and coupled, and the "V" groove is formed so that the end of the wire is seated in the horizontal center of the irregularities. The method of claim 1, The processing unit has a first base mounted on the upper portion of the main body, a drive motor mounted on the rear of the first base, a first drive gear mounted on the tip of the drive motor, and the center of the first drive gear. A first gear shaft penetrating and supported by a second base on the upper portion of the first base, and engaged up and down on one side of the first driving gear, and being rotated simultaneously by rotation of the drive motor; A second drive gear coupled to the second link having a tip hinged up and down symmetrically to a front one side of each of the second drive gears, and a first link hinged to a front one side of each of the second links. The first and second links provided on one side of the front side and rotating simultaneously with the second driving gear, and hinged to the rear end of the second link provided with the cutting tool, are provided in the upper and lower symmetrical forms, and the first and second links are “- "A line extending between the cutting tool The first automatic welding wire further comprising a third cylinder to reversing processing. The method of claim 4, wherein The cutting tool wire further comprises a cutting disk mounted to the rear end of the second drive shaft, and at least one provided on the outer circumference of the cutting disk, the cutting groove is formed in the same radius as the outer diameter of the wire rod Automatic welding device. The method of claim 1, The processing unit further includes a wire rod supporting the both sides of the wire rod and the toggle clamp so that when the bite removes the welding bead of the wire rod by the rotation of the cutting disk, the wire rod automatic welding device. A fixed head and a moving head provided on an upper side of the box-shaped body, and a moving device mounted on one side of the fixed head to move the moving head a predetermined distance toward the fixed head so that an end of the wire rod is welded; A welding part comprising a set of upper and lower electrodes mounted on the fixed head and the moving head to clamp the wire; A machining base mounted on one side of the welding part, a cutting cylinder mounted behind the machining base, a cutting cylinder mounted at a tip of the cutting cylinder, and both ends of which are guided and moved by guide pins, and mounted on an upper side of the slide frame. Wire cutting machine, characterized in that it comprises a processing unit consisting of a cutting bite is mounted in the center of the cutting frame and the slide frame in the upper, lower symmetrical form. The method of claim 7, wherein The tip of the cutting bite further comprises a taper formed to easily cut the welding bead in the horizontal direction without rotating.