Fixing device for gantry welding

Abstract

The utility model discloses a fixing device for gantry welding, which belongs to the technical field of welding and comprises a pushing plate and a gantry, a fixing block is arranged on the pushing plate, a first threaded rod is rotatably connected onto the fixing block in a penetrating manner, one end of the first threaded rod is fixedly connected with a first knob, and the other end of the first threaded rod is fixedly connected with a second knob. The two ends of the first threaded rod are in threaded connection with sliding plates respectively, sliding grooves are formed in the pushing plate, the sliding plates slide in the sliding grooves, and square grooves are formed in the sliding plates. A second threaded rod is rotated to drive an upper clamping plate to move downwards to clamp and fix a welded part, the stability during welding is guaranteed, a placing plate is rotationally connected to a round rod, the welded part can be directly rotated by lifting the placing plate upwards after one face is welded, operation is easy and convenient, and the universality and welding efficiency of the device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, in particular to a fixing device for gantry welding. Background Art

[0002] When welding some large products or some large profiles, a gantry welding device is usually used for welding. The structure of the existing gantry welding device adopts a gantry frame, and the welding robot is hoisted on the moving crossbeam of the frame, so that the welding robot can move horizontally along the moving crossbeam of the frame, thereby achieving the purpose of welding the products under the frame.

[0003] Existing welding products are set under the welding robot through a clamp, and both sides of the product need to be welded. When welding materials such as plates, the existing clamp cannot automatically flip the product, and people need to flip it manually, which brings inconvenience to the production and processing of the product. Utility Model Content

[0004] The utility model solves the technical problem in the above-mentioned background technology and provides a fixing device for gantry welding.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is:

[0006] A fixing device for gantry welding comprises a pushing plate and a gantry frame, wherein the pushing plate is provided with a fixing block, the fixing block is rotatably connected with a first threaded rod, one end of the first threaded rod is fixedly connected with a first knob, both ends of the first threaded rod are respectively threadedly connected with slides, the pushing plate is provided with a sliding groove, the slide slides in the sliding groove, the slide is provided with a square groove, a fixing rod is fixedly connected in the square groove, a sliding block is slidably connected to the fixing rod, a spring is sleeved on the fixing rod, and one end of the sliding block is fixedly connected to a round rod.

[0007] Preferably, one end of the round rod is rotatably connected to a placement plate, the placement plate is provided with a groove, a second threaded rod is rotatably connected through the groove, one end of the second threaded rod is fixedly connected to a second knob, an upper clamping plate is threadedly connected to the second threaded rod, and a universal wheel is provided below the push plate.

[0008] Preferably, a first motor is fixedly connected to the top of the gantry, a third threaded rod is fixedly connected to the output end of the first motor, a cross bar is threadedly connected to the third threaded rod, a second motor is fixedly connected to one side of the top of the cross bar, a first bevel gear is fixedly connected to the output end of the second motor, the first bevel gear is meshingly connected to the second bevel gear, a fourth threaded rod is fixedly connected to the second bevel gear, a threaded block is threadedly connected to the fourth threaded rod, a welding head is fixedly connected to the bottom of the threaded block, and a limiting groove is provided on the cross bar.

[0009] Preferably, the first threaded rod is provided with two sets of opposite thread structures, and the two sets of slide plates are symmetrically arranged and respectively located on both sides of the fixed block.

[0010] Preferably, one end of the spring is fixedly connected to the square groove, and the other end of the spring is fixedly connected to the sliding block, and the universal wheels are provided in four groups and are evenly distributed.

[0011] Preferably, the placement plate is L-shaped, the upper clamping plate slides in the groove, and the upper clamping plate is located above the placement plate.

[0012] Preferably, the cross bar is slidably connected in the gantry, the first bevel gear and the second bevel gear are located in the limiting groove, the fourth threaded rod is rotatably connected in the limiting groove, and the threaded block slides in the limiting groove.

[0013] With the above structure, the utility model has the following advantages:

[0014] 1. The utility model can drive two sets of slide plates to move toward the middle at the same time by rotating the first threaded rod, so as to adjust according to the length of the welded part. The second threaded rod is rotated to drive the upper clamping plate to move downward to clamp and fix the welded part, thereby ensuring stability during welding. The placement plate is rotatably connected to the round rod. After one side is welded, it can be lifted up to directly rotate the welded part. The operation is simple and convenient, which improves the versatility and welding efficiency of the device.

[0015] 2. The utility model uses four sets of universal wheels to facilitate the movement of clamped welding parts for welding, which saves time and effort. By starting the first motor, the cross bar can be driven to rise and fall, which can not only adjust the height of the welding head according to the thickness of the welding part, but also will not cause interference when turning over. By starting the second motor, the threaded block can drive the welding head to slide in the limit groove, and it can be adjusted according to different welding positions, thereby improving the practicality and convenience of the device.

[0016] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or technical descriptions will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a structural schematic diagram of a fixing device for gantry welding of the utility model;

[0019] Figure 2 This is an exploded view of the local structure of a fixing device for gantry welding of the utility model;

[0020] Figure 3 This is a partial structural sectional view of a fixing device for gantry welding of the utility model;

[0021] Figure 4 yes Figure 1 Enlarged view of point A in .

[0022] As shown in the figure: 1. Push plate; 2. Gantry; 3. Fixed block; 4. First threaded rod; 5. First knob; 6. Slide plate; 7. Slide groove; 8. Square groove; 9. Fixed rod; 10. Sliding block; 11. Spring; 12. Round rod; 13. Placement plate; 14. Groove; 15. Second threaded rod; 16. Second knob; 17. Upper clamping plate; 18. First motor; 19. Third threaded rod; 20. Cross bar; 21. Second motor; 22. First bevel gear; 23. Second bevel gear; 24. Fourth threaded rod; 25. Threaded block; 26. Welding head; 27. Limiting groove; 28. Universal wheel. DETAILED DESCRIPTION

[0023] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0024] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0025] The utility model is further described in detail below in conjunction with the full text:

[0026] Combined with Figures 1 to 4 The fixing device for gantry welding comprises a pushing plate 1 and a gantry 2. The pushing plate 1 is provided with a fixing block 3. The fixing block 3 is rotatably connected with a first threaded rod 4. One end of the first threaded rod 4 is fixedly connected with a first knob 5. Both ends of the first threaded rod 4 are respectively threadedly connected with a slide plate 6. The pushing plate 1 is provided with a sliding groove 7. The slide plate 6 slides in the sliding groove 7. The slide plate 6 is provided with a square groove 8. A fixing rod 9 is fixedly connected in the square groove 8. A sliding block 10 is slidably connected to the fixing rod 9. A spring 11 is sleeved on the fixing rod 9. One end of the sliding block 10 is fixedly connected with a round rod 12. By rotating the first threaded rod 4, the two groups of slide plates 6 can be driven to move toward the middle at the same time, so as to adjust according to the length of the welded part. Rotating the second threaded rod 15 drives the upper clamping plate 17 to move downward to clamp and fix the welded part, thereby ensuring the stability during welding. The placing plate 13 is rotatably connected to the round rod 12. After one side is welded, it can be directly rotated by lifting it upward. The operation is simple and convenient, which improves the versatility and welding efficiency of the device.

[0027] Among them, one end of the round rod 12 is rotatably connected to a placement plate 13, a groove 14 is provided on the placement plate 13, a second threaded rod 15 is rotatably connected through the groove 14, one end of the second threaded rod 15 is fixedly connected to a second knob 16, an upper clamping plate 17 is threadedly connected to the second threaded rod 15, a universal wheel 28 is provided below the push plate 1, a first motor 18 is fixedly connected to the top of the gantry 2, a third threaded rod 19 is fixedly connected to the output end of the first motor 18, and a cross bar is threadedly connected to the third threaded rod 19 20, a second motor 21 is fixedly connected to one side of the top of the cross bar 20, a first bevel gear 22 is fixedly connected to the output end of the second motor 21, the first bevel gear 22 is meshedly connected to the second bevel gear 23, a fourth threaded rod 24 is fixedly connected to the second bevel gear 23, a threaded block 25 is threadedly connected to the fourth threaded rod 24, a welding head 26 is fixedly connected to the lower part of the threaded block 25, a limiting groove 27 is provided on the cross bar 20, two sets of opposite thread structures are provided on the first threaded rod 4, and the two sets of slide plates 6 are symmetrically arranged And they are respectively located on both sides of the fixed block 3, one end of the spring 11 is fixedly connected to the square groove 8, and the other end of the spring 11 is fixedly connected to the sliding block 10, and four groups of universal wheels 28 are provided and are evenly distributed. The shape of the placement plate 13 is L-shaped, and the upper clamping plate 17 slides in the groove 14, and the upper clamping plate 17 is located above the placement plate 13. The cross bar 20 is slidably connected to the gantry 2, and the first bevel gear 22 and the second bevel gear 23 are located in the limiting groove 27. The fourth threaded rod 24 is rotatably connected in the limiting groove 27, and the threaded block 25 slides in the limiting groove 27. The four groups of universal wheels 28 are convenient for pushing the clamped welding parts to move for welding, which saves time and effort, and by starting the first motor 18, the cross bar 20 can be driven to rise and fall, which can not only adjust the height of the welding head 26 according to the thickness of the welding part, but also will not cause interference when turning over, and by starting the second motor 21, the threaded block 25 can drive the welding head 26 to slide in the limiting groove 27, and adjust according to different welding positions, thereby improving the practicality and convenience of the device.

[0028] Working principle of the utility model: when in use, first place two groups of welded parts on two groups of placement plates 13 respectively, then manually rotate the second knob 16 to drive the second threaded rod 15 to rotate, so that the upper clamping plate 17 moves downward in the groove 14. Clamp the welded parts, then manually rotate the first knob 5 to drive the first threaded rod 4 to rotate on the fixed block 3, thereby driving the two groups of slide plates 6 to slide toward the middle in the slide groove 7, and docking the two groups of welded parts. At this time, the welded parts will fit on the top of the fixed block 3 and can also play a certain supporting role. Start the first motor 18 to drive the third threaded rod 19 to rotate and drive the cross bar 20 to slide downward on the gantry 2, so that the welding head 26 fits the welding position required for the welded parts. At this time, start the welding head 26 and push the push plate 1 to make the welding head 26 weld the fitting part of the two groups of welded parts. If the welding position is not in the middle position, start The second motor 21 drives the first bevel gear 22 to rotate, and the fourth threaded rod 24 is driven to rotate under the action of the second bevel gear 23, so that the threaded block 25 slides in the limit groove 27, driving the first bevel gear 22 to adjust its position. After the welding of one side is completed, the two sets of welded parts have been fixed, and the first motor 18 is started to drive the cross bar 20 to move to the top, lift it upward, and drive the sliding block 10 to move upward through the round rod 12 and compress the spring 11 until it will not be interfered by the fixed block 3 and the welding head 26 when turning over, and it can be directly rotated. At this time, the placement plate 13 will rotate on the round rod 12, and the other side can be welded.

[0029] The above describes the utility model and its implementation methods, which is not restrictive. What is shown in the full text is only one of the implementation methods of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it, without departing from the purpose of the invention of the utility model, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the utility model.

Claims

1. A fixing device for gantry welding, comprising a push plate (1) and a gantry frame (2), characterized in that: The push plate (1) is provided with a fixed block (3), a first threaded rod (4) is rotatably connected to the fixed block (3), one end of the first threaded rod (4) is fixedly connected to a first knob (5), both ends of the first threaded rod (4) are respectively threadedly connected to a slide plate (6), a sliding groove (7) is provided on the push plate (1), the slide plate (6) slides in the sliding groove (7), a square groove (8) is provided on the slide plate (6), a fixed rod (9) is fixedly connected in the square groove (8), a sliding block (10) is slidably connected to the fixed rod (9), a spring (11) is sleeved on the fixed rod (9), and one end of the sliding block (10) is fixedly connected to a round rod (12).

2. A fixing device for gantry welding according to claim 1, characterized in that: One end of the round rod (12) is rotatably connected to a placement plate (13), a groove (14) is provided on the placement plate (13), a second threaded rod (15) is rotatably connected through the groove (14), one end of the second threaded rod (15) is fixedly connected to a second knob (16), an upper clamping plate (17) is threadedly connected to the second threaded rod (15), and a universal wheel (28) is provided below the push plate (1).

3. A fixing device for gantry welding according to claim 2, characterized in that: The top of the gantry (2) is fixedly connected to a first motor (18); the output end of the first motor (18) is fixedly connected to a third threaded rod (19); a cross bar (20) is threadedly connected to the third threaded rod (19); a second motor (21) is fixedly connected to one side of the top of the cross bar (20); the output end of the second motor (21) is fixedly connected to a first bevel gear (22); the first bevel gear (22) is meshingly connected to a second bevel gear (23); a fourth threaded rod (24) is fixedly connected to the second bevel gear (23); a threaded block (25) is threadedly connected to the fourth threaded rod (24); a welding head (26) is fixedly connected below the threaded block (25); and a limiting groove (27) is provided on the cross bar (20).

4. A fixing device for gantry welding according to claim 3, characterized in that: The first threaded rod (4) is provided with two groups of opposite threaded structures, and the two groups of slide plates (6) are symmetrically arranged and respectively located on two sides of the fixed block (3).

5. A fixing device for gantry welding according to claim 4, characterized in that: One end of the spring (11) is fixedly connected to the square groove (8), and the other end of the spring (11) is fixedly connected to the sliding block (10). The universal wheels (28) are provided in four groups and are evenly distributed.

6. A fixing device for gantry welding according to claim 5, characterized in that: The placement plate (13) is in an L-shape, the upper clamping plate (17) slides in the groove (14), and the upper clamping plate (17) is located above the placement plate (13).

7. A fixing device for gantry welding according to claim 6, characterized in that: The cross bar (20) is slidably connected in the gantry (2); the first bevel gear (22) and the second bevel gear (23) are located in the limiting groove (27); the fourth threaded rod (24) is rotatably connected in the limiting groove (27); and the threaded block (25) slides in the limiting groove (27).

Images