Plane annular welding device for automobile welding parts

Abstract

The utility model relates to the technical field of welding tools, and discloses an automobile weldment plane annular welding device which comprises a welding gun, a mounting seat and an operating rod, the mounting seat comprises a rotating disc, a magnetic suction seat is rotatably mounted on the lower side of the rotating disc, an adjusting plate is slidably mounted on the upper surface of the rotating disc, and an abutting mechanism is movably mounted in the rotating disc. The abutting mechanism can abut against the adjusting plate, a first connecting block is rotationally installed on the upper surface of the adjusting plate, and a first connecting clamp is fixedly installed on the upper side of the first connecting block. According to the welding device, the mounting base and the operating rod are arranged, after the operating rod and the mounting base are assembled, the mounting base can control the operating rod to move according to a preset circular track, the welding gun and the operating rod move together, the welding gun conducts annular welding operation, the distance between the welding gun and the mounting base is greatly increased through the operating rod, and the mounting base can be mounted at the position away from a welding seam; therefore, the effect of conveniently selecting the fixing position of the mounting seat is achieved, and the use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of welding tools, in particular to a plane annular welding device for automobile welding parts. Background Art

[0002] Many welded parts in automotive parts have circular weld seams, requiring a welding gun to weld along a circular trajectory. Manual control of the weld bead by the welder alone results in large errors. Therefore, in the prior art, patent document CN209157448U discloses a planar circular welding device for automotive welded parts, comprising two suction cups, the tops of which are bonded with a horizontally arranged support plate, the tops of the two support plates being hingedly connected to a first support plate on the sides close to each other, the sides of the two first support plates being connected to a first spring, and the ends of the first springs being connected to the support plate at the ends away from the first support plate, the tops of the first support plates being hingedly connected to a second support plate, the sides of the two second support plates being connected to a second spring, the ends of the second springs being connected to a fixing plate at the ends away from the second support plate, the sides of the two fixing plates being welded to a mounting plate at the sides close to each other, and the tops of the second support plates being hingedly connected to the mounting plate. The utility model has a novel design and is simple to operate, making it easy for novice operators to operate, improving their proficiency, and thereby improving the processing quality of the product, making it suitable for market promotion.

[0003] During actual operation, since there are many interfering components at the welding position, there is often not enough area on the upper side of the welding position for the suction cup to adsorb and fix. As a result, the above-mentioned annular welding device has no suitable fixed position and cannot be used. Based on this, the existing annular welding device has the problem of difficult to find the adsorption and fixing position, which is not practical and needs further improvement. Utility Model Content

[0004] The purpose of the utility model is to provide a planar annular welding device for automobile welded parts to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a planar annular welding device for automobile welding parts, comprising a welding gun, a mounting base, and an operating lever, wherein the mounting base comprises a rotating disk, a magnetic seat being rotatably mounted on the lower side of the rotating disk, an adjustment plate being slidably mounted on the upper surface of the rotating disk, a tightening mechanism being movably mounted inside the rotating disk, the tightening mechanism being capable of tightening the adjustment plate, a first connecting block being rotatably mounted on the upper surface of the adjustment plate, and a first connecting clamp being fixedly mounted on the upper side of the first connecting block;

[0006] The operating rod is clamped and fixed in the first connecting clamp, the end of the operating rod is fixedly installed with the second connecting clamp, and the welding gun is clamped and fixed in the second connecting clamp. The operating rod and the welding gun draw a circle in a translational manner to achieve a contouring motion similar to the rotation of the rotating disk to perform circular welding.

[0007] In some embodiments, the flat ring welding device for automobile welded parts further includes a parallel control assembly, which includes a sliding plate, which is slidably connected to the magnetic seat, and a second connecting block is fixedly installed on the end of the sliding plate. Two connecting rods are arranged between the first connecting block and the second connecting block, and the two ends of the two connecting rods are respectively rotatably connected to the first connecting block and the second connecting block, and the two connecting rods are equal in length and arranged in parallel. The parallel control assembly is used to control the operating rod to move horizontally to draw a circle.

[0008] In some embodiments, a T-shaped slot is provided on the upper surface of the rotating disk, the cross section of the adjustment plate is T-shaped, and the adjustment plate is slidably installed in the T-shaped slot.

[0009] Among them, the clamping mechanism includes a clamping block and a clamping spring. A mounting groove connected to the T-shaped slide groove is opened in the rotating disk. The clamping block is slidably installed in the mounting groove. The clamping spring is arranged in the mounting groove and presses the end of the clamping block so that the clamping block presses the side of the adjustment plate. A toggle plate is fixedly installed on the upper surface of the clamping block. The toggle plate extends to the upper side of the rotating disk. The toggle plate is manually slid to control the telescopic length of the adjustment plate, that is, to adjust the distance between the first connecting block and the center of the rotating disk, and indirectly control the radius of the circular motion of the first connecting block.

[0010] In some embodiments, a first placement groove is opened inside the first connecting clip, and a first locking bolt is threadedly installed on the side of the first connecting clip. The operating rod is placed in the first placement groove, and the first locking bolt can press the operating rod. A handle is fixedly installed on the end of the operating rod away from the second connecting clip.

[0011] In some embodiments, a second placement groove is provided inside the second connecting clamp, a second locking bolt is threadedly installed on the side of the second connecting clamp, and the welding gun is placed in the second placement groove, and the second locking bolt can press the welding gun.

[0012] Beneficial effects

[0013] The utility model provides a planar annular welding device for automobile welded parts, which has the following beneficial effects:

[0014] 1. The welding device is provided with a mounting base and an operating lever. After the operating lever and the mounting base are assembled, the mounting base can control the operating lever to move along a predetermined circular trajectory. The welding gun moves together with the operating lever, so that the welding gun performs a circular welding operation. The operating lever greatly increases the distance between the welding gun and the mounting base. The mounting base can be installed at a position away from the weld to avoid interference, thereby achieving the effect of facilitating the selection of a fixed position for the mounting base and making it more convenient to use.

[0015] 2. The welding device, by sliding an adjustment plate on the upper side of the rotating disk, the position of the sliding adjustment plate is adjusted so that the first connecting block is away from the center of the rotating disk, so that the diameter of the first motion trajectory formed by the movement of the operating rod is adjustable. By setting a parallel control component, the operating rod is made to draw a circle along the first motion trajectory in a translational posture. At the same time, the welding gun also draws a circle along the second motion trajectory in a translational posture, thereby realizing a contour-matching motion between the two and making the control of the operating rod more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the side structure of the mounting base;

[0018] Figure 3 It is a schematic diagram of the partial cross-section structure of the mounting seat;

[0019] Figure 4 It is a schematic diagram of the top-sectional structure of the mounting base.

[0020] In the figure: 1 welding gun, 2 operating lever, 3 rotating disk, 4 magnetic base, 5 adjusting plate, 6 first connecting block, 7 first connecting clamp, 8 second connecting clamp, 9 sliding plate, 10 second connecting block, 11 connecting rod, 12 tightening block, 13 tightening spring, 14 toggle plate, 15 first locking bolt, 16 second locking bolt, 17 handle, 18 first motion trajectory, 19 second motion trajectory. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1-4 The utility model provides a technical solution: a plane ring welding device for automobile welding parts, including a welding gun 1, a mounting base and an operating rod 2, the mounting base includes a rotating disk 3, a magnetic base 4 is rotatably mounted on the lower side of the rotating disk 3, and an adjusting plate 5 is slidably mounted on the upper surface of the rotating disk 3, wherein a tightening mechanism is movably mounted inside the rotating disk 3, and the tightening mechanism can tighten the adjusting plate 5, a T-shaped groove is opened on the upper surface of the rotating disk 3, and the cross-section of the adjusting plate 5 is T-shaped, and the adjusting plate 5 is slidably mounted in the T-shaped groove.

[0023] The clamping mechanism includes a clamping block 12 and a clamping spring 13. A mounting groove connected to the T-shaped slide groove is opened in the rotating disk 3. The clamping block 12 is slidably installed in the mounting groove. The clamping spring 13 is arranged in the mounting groove and presses against the end of the clamping block 12 so that the clamping block 12 presses the side of the adjustment plate 5. A toggle plate 14 is fixedly installed on the upper surface of the clamping block 12, and the toggle plate 14 extends to the upper side of the rotating disk 3.

[0024] A first connecting block 6 is rotatably mounted on the upper surface of the adjusting plate 5, a first connecting clamp 7 is fixedly mounted on the upper side of the first connecting block 6, the operating rod 2 is clamped and fixed in the first connecting clamp 7, a second connecting clamp 8 is fixedly mounted on the end of the operating rod 2, the welding gun 1 is clamped and fixed in the second connecting clamp 8, and the manually sliding toggle plate 14 releases the tightness on the adjusting plate 5, so that the telescopic length of the adjusting plate 5 can be controlled, that is, the distance between the first connecting block 6 and the center of the rotating disk 3 is adjusted, and the radius of the circular motion of the first connecting block 6 is indirectly controlled.

[0025] Among them, a first placement groove is opened inside the first connecting clamp 7, and a first locking bolt 15 is threadedly installed on the side of the first connecting clamp 7. The operating rod 2 is placed in the first placement groove, and the first locking bolt 15 can press the operating rod 2. A handle 17 is fixedly installed on the end of the operating rod 2 away from the second connecting clamp 8.

[0026] The second connecting clamp 8 has a second placement groove formed inside, and a second locking bolt 16 is threadedly installed on the side of the second connecting clamp 8. The welding gun 1 is placed in the second placement groove, and the second locking bolt 16 can press the welding gun 1

[0027] The device also includes a parallel control component, which includes a sliding plate 9, which is slidably connected to the magnetic seat 4, and a second connecting block 10 is fixedly installed on the end of the sliding plate 9. Two connecting rods 11 are provided between the first connecting block 6 and the second connecting block 10. The two ends of the two connecting rods 11 are respectively rotatably connected to the first connecting block 6 and the second connecting block 10, and the two connecting rods 11 are equal in length and arranged in parallel. Due to the constraint of the connecting rod, the first connecting block 6 and the second connecting block 10 are always kept parallel, that is, when the rotating disk rotates, the first connecting block 6 performs a circular motion in a translational manner, such as Figure 1 As shown in the first motion trajectory 18.

[0028] By slidingly setting the adjustment plate 5 on the upper side of the rotating disk 3, the position of the sliding adjustment plate 5 is adjusted so that the first connecting block 6 is away from the center of the rotating disk 3, so that the diameter of the first motion track 18 formed by the movement of the operating rod 2 can be adjusted. By setting a parallel control component, the operating rod 2 is made to draw a circle according to the first motion track 18 in a translational posture. At the same time, the welding gun 1 also draws a circle according to the second motion track 19 in a translational posture, realizing the contour movement between the two, making the control of the operating rod 2 more convenient. Figure 1 .

[0029] The welding device is provided with a mounting base and an operating rod 2. After the operating rod 2 is assembled with the mounting base, the mounting base can control the operating rod 2 to move along a predetermined circular trajectory. The welding gun 1 moves together with the operating rod 2, so that the welding gun 1 performs a circular welding operation. The operating rod 2 greatly increases the distance between the welding gun 1 and the mounting base. The mounting base can be installed at a position away from the weld to avoid interference, thereby achieving the effect of facilitating the selection of a fixed position for the mounting base and making it more convenient to use.

[0030] Working principle: During use, the magnetic base 4 is used to adsorb on the workbench to adjust the position and height of the workpiece to be welded. It should be noted that the adsorption position of the magnetic base 4 does not have to be set on the surface of the workpiece to be welded, such as Figure 1 As shown, the operating rod 2 and the welding gun 1 are installed, and the handle is held. With the assistance of the parallel control component, the operating rod 2 is controlled to draw a circle in a translational posture according to the first motion trajectory 18. At this time, the welding gun 1 also draws a circle in a translational posture according to the second motion trajectory 19 to achieve circular welding.

[0031] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A planar annular welding device for automobile welded parts, comprising a welding gun (1), a mounting seat and an operating rod (2), characterized in that: The mounting seat comprises a rotating disk (3), a magnetic seat (4) is rotatably mounted on the lower side of the rotating disk (3), an adjusting plate (5) is slidably mounted on the upper surface of the rotating disk (3), a tightening mechanism is movably mounted inside the rotating disk (3), and the tightening mechanism can tighten the adjusting plate (5), a first connecting block (6) is rotatably mounted on the upper surface of the adjusting plate (5), and a first connecting clamp (7) is fixedly mounted on the upper side of the first connecting block (6); The operating rod (2) is clamped and fixed in the first connecting clamp (7), the end of the operating rod (2) is fixedly mounted with a second connecting clamp (8), and the welding gun (1) is clamped and fixed in the second connecting clamp (8).

2. The device for plane annular welding of automobile welded parts according to claim 1, characterized in that: The automobile welding part plane annular welding device further comprises a parallel control assembly, the parallel control assembly comprising a sliding plate (9), the sliding plate (9) being slidably connected to the magnetic seat (4), a second connecting block (10) being fixedly mounted on the end of the sliding plate (9), two connecting rods (11) being arranged between the first connecting block (6) and the second connecting block (10), the two ends of the two connecting rods (11) being rotatably connected to the first connecting block (6) and the second connecting block (10) respectively, and the two connecting rods (11) being of equal length and arranged in parallel.

3. The device for plane annular welding of automobile welded parts according to claim 2, characterized in that: A T-shaped sliding groove is provided on the upper surface of the rotating disk (3), and the cross section of the adjusting plate (5) is T-shaped. The adjusting plate (5) is slidably installed in the T-shaped sliding groove.

4. The device for plane annular welding of automobile welded parts according to claim 3, characterized in that: The pressing mechanism comprises a pressing block (12) and a pressing spring (13). A mounting groove communicating with the T-shaped slide groove is provided in the rotating disk (3). The pressing block (12) is slidably mounted in the mounting groove. The pressing spring (13) is arranged in the mounting groove and presses against the end of the pressing block (12), so that the pressing block (12) presses the side of the adjusting plate (5).

5. The device for plane annular welding of automobile welded parts according to claim 4, characterized in that: A toggle plate (14) is fixedly mounted on the upper surface of the abutting block (12), and the toggle plate (14) extends to the upper side of the rotating disk (3).

6. The device for plane annular welding of automobile welded parts according to claim 5, characterized in that: A first placement groove is provided inside the first connecting clamp (7), a first locking bolt (15) is threadedly installed on the side of the first connecting clamp (7), the operating rod (2) is placed in the first placement groove, and the first locking bolt (15) can press the operating rod (2).

7. The device for plane annular welding of automobile welded parts according to claim 6, characterized in that: A second placement groove is provided inside the second connecting clamp (8), and a second locking bolt (16) is threadedly installed on the side of the second connecting clamp (8). The welding gun (1) is placed in the second placement groove, and the second locking bolt (16) can press the welding gun (1).

8. The device for plane annular welding of automobile welded parts according to claim 7, characterized in that: A handle (17) is fixedly mounted on one end of the operating rod (2) away from the second connecting clamp (8).

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