Multi-gun-head gas shielded welding machine

Abstract

The utility model belongs to the technical field of shielded welding machines, and provides a multi-gun-head gas shielded welding machine which comprises a welding machine body, an electric telescopic rod is connected to the position, close to the center, of the right side of the top of the welding machine body, a fixing base is connected to the top end of the electric telescopic rod, and two flow dividing pipes are conveniently driven to be opened or closed. According to the welding machine, the two flow dividing pipes can rapidly open the multiple welding guns for welding work, meanwhile, after welding work is completed, the two flow dividing pipes can rapidly drive the multiple welding guns to be folded, and therefore the size of the welding machine can be reduced, storage of the welding machine is facilitated, and the adjusting box is conveniently driven to rotate, so that the welding efficiency is improved. According to the welding device, the adjusting box is arranged, so that the adjusting box rapidly drives the multiple welding guns to rotate, the effect of conveniently adjusting the angles of the multiple welding guns is achieved, the multiple welding guns can rapidly conduct welding work on workpieces in different directions, flexibility is good, and operation of workers is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of gas shielded welding machines, in particular to a multi-gun head gas shielded welding machine. Background Art

[0002] Gas shielded welding machines can generally be divided into two types according to the type of output power supply, one is AC gas shielded welding machine and the other is DC gas shielded welding machine. Gas shielded welding machines have the advantages of light weight, high efficiency and high reliability. Because gas shielded welding machines are simple, convenient, firm and reliable, and even have the same strength as the parent material after welding, they are widely used in various industrial fields, such as ships, automobiles, containers, etc.

[0003] It is inconvenient to open or close the welding gun of a traditional gas shielded welding machine, which makes it difficult for workers to quickly open it for welding operations or close it for storage. The practicality is poor. In addition, the angle adjustment of the welding gun of a traditional gas shielded welding machine is cumbersome. When welding workpieces in different directions, workers need to adjust the overall device to achieve the purpose of adjusting the welding gun angle, which has poor flexibility. Utility Model Content

[0004] The utility model provides a multi-gun head gas shielded welding machine, aiming to solve the problems that the welding guns of the existing gas shielded welding machines are inconvenient to open or close, and the angle adjustment of the welding guns is complicated.

[0005] The utility model is implemented in this way. A multi-gun head gas shielded welding machine comprises a welding machine body, an electric telescopic rod is connected to the right side of the top of the welding machine body near the center, the top of the electric telescopic rod is connected to a fixed seat, the inner wall of the bottom of the fixed seat is movably connected to a rotating rod near the center, a through hole is opened near the center of the top of the fixed seat, the top of the rotating rod passes through the inner cavity of the through hole and is connected to a connecting plate, the top of the connecting plate is connected to an adjustment box, the right side of the top of the adjustment box near the front and rear sides are movably connected to support rods, the tops of the two support rods are connected to shunt pipes, the right side of the welding machine body An air supply pipe is connected to the top near the front and rear sides, and the top ends of the two air supply pipes are connected to the right ends of the adjacent shunt pipes near the center, and several welding guns are connected to the tops of the two shunt pipes near the center. The inner cavity of the regulating box has an adjusting component; the adjusting component includes threaded rods located near the center on the front and rear sides of the inner cavity of the regulating box, and the adjacent ends of the two threaded rods are commonly connected to a connecting shaft near the center, the thread tapping directions of the two threaded rods are opposite, and the ends of the two threaded rods away from the center of the inner cavity of the connecting shaft are movably connected to the inner walls of the front and rear sides of the regulating box near the center.

[0006] Preferably, the two threaded rods are each provided with a screw sleeve near one adjacent end, the two screw sleeve inner cavities are provided with a threaded hole near the center, and the inner walls of the two threaded holes are provided with internal threads matching the adjacent threaded rods, the two screw sleeves are connected with a driving rack near the center on the right side, and the two driving racks are provided with a rotating shaft on the right side away from the center of the inner cavity of the adjusting box, the upper and lower ends of the two rotating shafts are respectively movably connected to the upper and lower inner walls of the adjusting box near the right side, the two rotating shafts are connected with a linkage gear near the center, and the two linkage gears are meshed with adjacent driving racks, the top ends of the two rotating shafts are connected with a connecting shaft near the center, and the top right side of the adjusting box top is provided with a movable hole near the front and rear sides, the top ends of the two connecting shafts pass through the adjacent movable hole cavities, and are connected to the bottom ends of the adjacent support rods near the center.

[0007] Preferably, the rear end of the threaded rod located on the rear side is connected to a connecting rod near the center, a rotating hole is opened near the center of the rear side of the adjustment box, the rear end of the connecting rod passes through the inner cavity of the rotating hole, and is connected to a rotating handle.

[0008] Preferably, a limit rod is commonly provided on the left sides of the two threaded rods, and the front and rear ends of the limit rod are respectively connected to the front and rear inner walls of the adjusting box near the center of the left side, and two limit plates are sleeved on the limit rod near the center, and the right sides of the two limit plates are connected to the center of the left side of the adjacent screw sleeve near the center of the adjusting box.

[0009] Preferably, a control panel is connected to the front side of the welding machine body near the top center, a plurality of buttons are connected to the front side of the control panel near the bottom, a display screen is provided on the top of the plurality of buttons, and the rear side of the display screen is connected to the front side of the control panel near the top center.

[0010] Preferably, a plurality of universal wheels are connected to the bottom of the welding machine body, and the plurality of universal wheels are arranged in a rectangular array with the center of the inner cavity of the welding machine body as the axis of symmetry.

[0011] Preferably, a driven bevel gear is connected to the rotating rod near the bottom end, and the bottom of the driven bevel gear is movably connected to the bottom inner wall of the fixed seat near the center, a driving bevel gear is provided on the right side of the top of the driven bevel gear, and the driving bevel gear is meshed with the driven bevel gear, a driving motor is provided on the right side of the driving bevel gear, and the left end of the driving motor power output shaft is connected to the right side of the driving bevel gear near the center, a fixing rod is connected to the bottom of the driving motor near the center, and the bottom end of the fixing rod is connected to the bottom inner wall of the fixed seat near the center of the right side.

[0012] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0013] By conveniently driving the two shunt tubes to open or close, the two shunt tubes can quickly open several welding guns for welding work. At the same time, after the welding work is completed, the two shunt tubes can quickly drive several welding guns to be closed, so that the volume of the welding machine can be reduced, which is convenient for storage. By conveniently driving the adjustment box to rotate, the adjustment box can quickly drive several welding guns to rotate, thereby achieving the effect of conveniently adjusting the angles of several welding guns, so that several welding guns can quickly perform welding work on workpieces in different directions, with good flexibility and convenient operation for staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the three-dimensional structure of the partial components of the utility model;

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the component adjustment box of the utility model;

[0017] Figure 4 It is a partial front view structural schematic diagram of the component fixing seat of the utility model.

[0018] In the figure: 1. welding machine body; 2. control panel; 3. button; 4. display screen; 5. electric telescopic rod; 6. fixing seat; 7. adjustment box; 8. support rod; 9. shunt pipe; 10. welding gun; 11. air supply pipe; 12. universal wheel; 13. rotating rod; 14. connecting plate; 15. adjusting assembly; 151. threaded rod; 152. driving rack; 153. limiting plate; 154. connecting shaft; 155. screw sleeve; 156. limiting rod; 157. rotating handle; 158. rotating shaft; 159. linkage gear; 16. fixing rod; 17. driving bevel gear; 18. driven bevel gear; 19. driving motor. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0020] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0021] The utility model embodiment provides a multi-gun head gas shielded welding machine, such as Figure 1-4 As shown, it includes a welding machine body 1, an electric telescopic rod 5 is connected to the right side of the top of the welding machine body 1 near the center, the top of the electric telescopic rod 5 is connected to a fixed seat 6, the bottom inner wall of the fixed seat 6 is movably connected to a rotating rod 13 near the center, a through hole is opened near the center of the top of the fixed seat 6, the top of the rotating rod 13 passes through the inner cavity of the through hole and is connected to a connecting plate 14, the top of the connecting plate 14 is connected to an adjusting box 7, the top of the adjusting box 7 is movably connected to a support rod 8 near the front and rear sides, the tops of the two support rods 8 are connected to a shunt pipe 9, and the top of the right side of the welding machine body 1 is connected to an air supply pipe 11 near the front and rear sides. , and the top ends of the two air supply pipes 11 are connected to the right ends of the adjacent shunt pipes 9 near the center, and several welding guns 10 are connected to the tops of the two shunt pipes 9 near the center. There is an adjustment component 15 in the inner cavity of the adjustment box 7; the adjustment component 15 includes threaded rods 151 located near the center on both sides of the inner cavity of the adjustment box 7, and the adjacent ends of the two threaded rods 151 are connected to a connecting shaft 154 near the center. The thread tapping directions of the two threaded rods 151 are opposite, and the ends of the two threaded rods 151 away from the center of the inner cavity of the connecting shaft 154 are movably connected to the inner walls of the front and rear sides of the adjustment box 7 near the center.

[0022] It should be noted that, since it is inconvenient to open or close the welding gun of the existing gas shielded welding machine, and it is cumbersome to adjust the angle of the welding gun, in order to solve the problems arising during the use of the existing gas shielded welding machine, this solution solves the problem that it is inconvenient to open or close the welding gun of the existing gas shielded welding machine, and it is cumbersome to adjust the angle of the welding gun, by adding an adjustment component 15 in the inner cavity of the adjustment box 7 and cooperating with various components inside the fixing seat 6.

[0023] In a further preferred embodiment of the present invention, Figure 1 and 3As shown, a screw sleeve 155 is sleeved on the two threaded rods 151 near the adjacent end, a threaded hole is opened near the center of the inner cavity of the two screw sleeves 155, and the inner walls of the two threaded holes are opened with internal threads matching the adjacent threaded rods 151, and the right sides of the two screw sleeves 155 are connected with a driving rack 152 near the center, and the right sides of the two driving racks 152 are provided with a rotating shaft 158 ​​away from the center of the inner cavity of the adjusting box 7. The upper and lower ends of the two rotating shafts 158 are movably connected to the upper and lower inner walls of the adjusting box 7 near the right side, and the two rotating shafts 158 are connected near the center. The two linkage gears 159 are meshed with the adjacent driving racks 152, and the tops of the two rotating shafts 158 are connected to the connecting shafts near the center, and the top right side of the adjusting box 7 is opened near the front and rear sides. The top ends of the two connecting shafts pass through the adjacent movable hole cavities and are connected to the bottom ends of the adjacent support rods 8 near the center.

[0024] In this embodiment, when several welding guns 10 are to be opened for welding, the staff drives the rear threaded rod 151 to rotate forwardly. When the rear threaded rod 151 rotates forwardly, the front threaded rod 151 can be driven to rotate forwardly synchronously through the connecting shaft 154. Since the thread tapping directions of the two threaded rods 151 are opposite, the two threaded rods 151 can drive the two screw sleeves 155 to move toward the front and rear sides, so that the two screw sleeves 155 drive the two driving racks 152 to move toward the front and rear sides. During the movement, the two driving racks 152 are meshed with the adjacent linkage gears 159, so that the linkage gear 159 on the front side can be driven to rotate counterclockwise and the linkage gear 159 on the rear side can be driven to rotate clockwise, so that the two linkage gears 159 can drive The two rotating shafts 158 rotate in different directions, so that the two rotating shafts 158 can quickly drive the two shunt tubes 9 to open through the two support rods 8, so that the two shunt tubes 9 can quickly open several welding guns 10 for welding work. At the same time, when several welding guns 10 need to perform welding work on workpieces at different positions, the staff starts the electric telescopic rod 5 through an external power supply, so that the electric telescopic rod 5 can drive several welding guns 10 to move upward to perform welding operations on workpieces at different positions. When the welding work is completed, the staff only needs to drive the rear threaded rod 151 to rotate in the opposite direction to drive the two shunt tubes 9 to close, so that the two shunt tubes 9 can quickly drive several welding guns 10 to be retracted, thereby shrinking the volume of the welding machine and facilitating its storage.

[0025] In a further preferred embodiment of the present invention, Figure 3 As shown, the rear end of the threaded rod 151 located on the rear side is connected to a connecting rod near the center, and a rotating hole is opened near the center of the rear side of the adjustment box 7. The rear end of the connecting rod passes through the inner cavity of the rotating hole and is connected to a rotating handle 157.

[0026] In this embodiment, the staff drives the rotating handle 157 to rotate, so that the rotating handle 157 can quickly drive the rotating handle 157 on the rear side to rotate through the connecting rod.

[0027] In a further preferred embodiment of the present invention, Figure 3 As shown, a limit rod 156 is provided on the left side of the two threaded rods 151, and the front and rear ends of the limit rod 156 are respectively connected to the inner walls of the front and rear sides of the adjustment box 7 near the center of the left side, and two limit plates 153 are sleeved on the limit rod 156 near the center, and the right sides of the two limit plates 153 are connected to the left side of the adjacent screw sleeve 155 near the center of the center of the adjustment box 7.

[0028] In this embodiment, the two screw sleeves 155 can drive the two limiting plates 153 to slide on the limiting rods 156 during the movement, so as to limit the positions of the two screw sleeves 155, so that the two screw sleeves 155 can move smoothly.

[0029] In a further preferred embodiment of the present invention, Figure 1 and 2 As shown, a control panel 2 is connected to the front side of the welding machine body 1 near the top center, a plurality of buttons 3 are connected to the front side of the control panel 2 near the bottom, a display screen 4 is provided on the top of the plurality of buttons 3, and the rear side of the display screen 4 is connected to the front side of the control panel 2 near the top center.

[0030] In this embodiment, the staff can start several welding guns 10 to perform welding work through the welding machine body 1 by operating several buttons 3 on the control panel 2. At the same time, the welding machine body 1 can introduce the internal protective gas into the two branch pipes 9 through two gas supply pipes 11, and then discharge it through the several welding guns 10, so that the several welding guns 10 are also protected by the gas while performing welding work, thereby improving the safety of the welding work of the welding machine. At the same time, the parameters during the welding work can be understood by observing the display screen 4 on the control panel 2.

[0031] In a further preferred embodiment of the present invention, Figure 1 and 2 As shown, a plurality of universal wheels 12 are connected to the bottom of the welding machine body 1, and the plurality of universal wheels 12 are arranged in a rectangular array with the inner cavity center of the welding machine body 1 as the symmetry axis.

[0032] In this embodiment, four universal wheels 12 are connected to the bottom of the welding machine body 1 , so that the welding machine can be quickly moved to different working environments for welding operations via the four universal wheels 12 .

[0033] In a further preferred embodiment of the present invention, Figure 1 , 2As shown in 4, a driven bevel gear 18 is connected to the rotating rod 13 near the bottom end, and the bottom of the driven bevel gear 18 is movably connected to the bottom inner wall of the fixed seat 6 near the center, a driving bevel gear 17 is provided on the right side of the top of the driven bevel gear 18, and the driving bevel gear 17 is meshed with the driven bevel gear 18, a driving motor 19 is provided on the right side of the driving bevel gear 17, and the left end of the power output shaft of the driving motor 19 is connected to the right side of the driving bevel gear 17 near the center, a fixing rod 16 is connected to the bottom of the driving motor 19 near the center, and the bottom end of the fixing rod 16 is connected to the bottom inner wall of the fixed seat 6 near the center of the right side.

[0034] In this embodiment, when the angles of several welding guns 10 need to be adjusted to perform welding work on workpieces in different orientations, the staff starts the drive motor 19 through an external power supply. The drive motor 19 can drive the drive bevel gear 17 to rotate when powered on. When the drive bevel gear 17 rotates, it meshes with the driven bevel gear 18, thereby driving the driven bevel gear 18 to rotate, so that the driven bevel gear 18 can drive the connecting plate 14 to rotate through the rotating rod 13, so that the connecting plate 14 can drive several welding guns 10 to rotate through the adjustment box 7, thereby achieving the purpose of conveniently adjusting the angles of several welding guns 10, so that several welding guns 10 can quickly perform welding work on workpieces in different orientations.

[0035] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0036] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0037] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0038] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A multi-gun head gas shielded welding machine, characterized in that: The invention comprises a welding machine body (1), wherein an electric telescopic rod (5) is connected to the right side of the top of the welding machine body (1) near the center, the top of the electric telescopic rod (5) is connected to a fixing seat (6), the bottom inner wall of the fixing seat (6) is movably connected to a rotating rod (13) near the center, a through hole is opened at the top of the fixing seat (6) near the center, the top of the rotating rod (13) passes through the inner cavity of the through hole and is connected to a connecting plate (14), the top of the connecting plate (14) is connected to an adjusting box (7), and the adjusting box (7) A support rod (8) is movably connected to the right side of the top near the front and rear sides, and the tops of the two support rods (8) are connected to shunt pipes (9). The top of the right side of the welding machine body (1) near the front and rear sides is connected to an air supply pipe (11), and the tops of the two air supply pipes (11) are connected to the right ends of the adjacent shunt pipes (9) near the center. The tops of the two shunt pipes (9) are connected to a plurality of welding guns (10) near the center, and the inner cavity of the regulating box (7) has an adjusting component (15); The adjustment assembly (15) comprises threaded rods (151) located near the center of the inner cavity of the adjustment box (7) on both sides of the front and rear sides, the adjacent ends of the two threaded rods (151) are commonly connected to a connecting shaft (154) near the center, the thread tapping directions of the two threaded rods (151) are opposite, and the ends of the two threaded rods (151) away from the center of the inner cavity of the connecting shaft (154) are movably connected to the inner walls of the front and rear sides of the adjustment box (7) near the center.

2. A multi-gun head gas shielded welding machine as claimed in claim 1, characterized in that: The two threaded rods (151) are sleeved with a screw sleeve (155) near the adjacent end, the inner cavity of the two threaded sleeves (155) is provided with a screw hole near the center, and the inner walls of the two threaded holes are provided with internal threads matching the adjacent threaded rods (151), the right sides of the two threaded sleeves (155) are connected to a driving rack (152) near the center, and the right sides of the two driving racks (152) are provided with a rotating shaft (158) away from the center of the inner cavity of the adjustment box (7), and the upper and lower ends of the two rotating shafts (158) are respectively The two rotating shafts (158) are movably connected to the inner walls of the upper and lower sides of the regulating box (7) near the right side, and the two rotating shafts (158) are connected to linkage gears (159) near the center, and the two linkage gears (159) are meshed with adjacent driving racks (152). The top ends of the two rotating shafts (158) are connected to connecting shafts near the center. The top right side of the regulating box (7) is provided with movable holes near the front and rear sides, and the top ends of the two connecting shafts pass through the inner cavities of the adjacent movable holes and are connected to the bottom ends of the adjacent support rods (8) near the center.

3. A multi-gun head gas shielded welding machine as claimed in claim 2, characterized in that: The rear end of the threaded rod (151) located at the rear side is connected to a connecting rod near the center, and a rotating hole is opened near the center of the rear side of the adjustment box (7). The rear end of the connecting rod passes through the inner cavity of the rotating hole and is connected to a rotating handle (157).

4. A multi-gun head gas shielded welding machine as claimed in claim 2, characterized in that: A limiting rod (156) is provided on the left side of the two threaded rods (151), and the front and rear ends of the limiting rod (156) are respectively connected to the inner walls of the front and rear sides of the adjustment box (7) near the center of the left side, and two limiting plates (153) are sleeved on the limiting rod (156) near the center, and the right sides of the two limiting plates (153) are connected to the center of the left side of the adjacent screw sleeve (155) near the center of the adjustment box (7).

5. A multi-gun head gas shielded welding machine as claimed in claim 1, characterized in that: A control panel (2) is connected to the front side of the welding machine body (1) near the top center, a plurality of buttons (3) are connected to the front side of the control panel (2) near the bottom, a display screen (4) is provided on the top of the plurality of buttons (3), and the rear side of the display screen (4) is connected to the front side of the control panel (2) near the top center.

6. A multi-gun head gas shielded welding machine as claimed in claim 1, characterized in that: A plurality of universal wheels (12) are connected to the bottom of the welding machine body (1), and the plurality of universal wheels (12) are arranged in a rectangular array with the inner cavity center of the welding machine body (1) as the symmetry axis.

7. A multi-gun head gas shielded welding machine as claimed in claim 1, characterized in that: A driven bevel gear (18) is connected to the rotating rod (13) near the bottom end, and the bottom of the driven bevel gear (18) is movably connected to the inner wall of the bottom of the fixing seat (6) near the center. A driving bevel gear (17) is provided on the right side of the top of the driven bevel gear (18), and the driving bevel gear (17) is meshed with the driven bevel gear (18). A driving motor (19) is provided on the right side of the driving bevel gear (17), and the left end of the power output shaft of the driving motor (19) is connected to the right side of the driving bevel gear (17) near the center. A fixing rod (16) is connected to the bottom of the driving motor (19) near the center, and the bottom end of the fixing rod (16) is connected to the inner wall of the bottom of the fixing seat (6) near the center of the right side.

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