Pipeline welding auxiliary device

Abstract

The utility model provides a pipeline welding auxiliary device which comprises a working table plate, a supporting mechanism and a clamping mechanism are arranged on the working table plate, and the clamping mechanism is used for clamping a pipeline to be welded. And the supporting mechanism is used for supporting the to-be-welded pipeline. According to the technical scheme, the supporting mechanism and the clamping mechanism are arranged, so that the to-be-welded pipeline is clamped under stable supporting, the clamping difficulty of the to-be-welded pipeline is reduced, meanwhile, the clamping reliability is guaranteed, and the fixing effect is good.

Description

Technical Field

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

[0002] Electric welding is a common fixing method for pipe connection. In the prior art, when welding long pipes, people need to hold up two pipes, make the circumferential surfaces of the two pipes overlap, and then weld the overlapping circumferential surfaces of the two pipes, which is a cumbersome operation.

[0003] In a Chinese patent with publication number CN 217513265 U, a long-distance pipeline auxiliary welding device is mentioned, which includes: a mounting table; a fixing plate, which is fixedly connected to the upper end of the mounting table; and a welding auxiliary mechanism, which is provided with two groups, each group of welding auxiliary mechanisms includes a lifting mechanism, a driving mechanism and a propulsion calibration mechanism, and the lifting mechanism, the driving mechanism and the propulsion calibration mechanism are all arranged on one side of the mounting table.

[0004] The above device has disadvantages in its specific use. Although the above device achieves the purpose of clamping and limiting the pipeline to a certain extent by setting a motor, gears and a one-way screw device, in actual operation, since the above device can only drive the one-way fixed plate to move and clamp through the motor and gear structure, the fixing effect is poor and it is not convenient for widespread use. Utility Model Content

[0005] The utility model provides a pipeline welding auxiliary device for improving the reliability of pipeline fixing.

[0006] The utility model provides a pipeline welding auxiliary device, comprising a workbench, wherein a supporting mechanism and a clamping mechanism are arranged on the workbench.

[0007] The clamping mechanism is used to clamp the pipe to be welded;

[0008] The supporting mechanism is used to support the pipe to be welded.

[0009] In the above technical solution, by providing a supporting mechanism and a clamping mechanism, the pipe to be welded is clamped under stable support, which reduces the difficulty of clamping the pipe to be welded and ensures the reliability of clamping, thereby achieving a good fixing effect.

[0010] In a specific embodiment, the clamping mechanism includes a constraint component, a drive component and a locking component.

[0011] The restraining assembly is used to clamp the pipe to be welded;

[0012] The driving component is used to drive the restraining component;

[0013] The locking assembly is used to lock the driving assembly. By providing the constraint assembly, the driving assembly and the locking assembly, the clamping operation of the pipe to be welded is convenient and quick, and the reliability of the clamping is ensured.

[0014] In a specific embodiment, the constraint assembly includes symmetrically arranged clamping rings, each of which is connected to the driving assembly. By arranging symmetrical clamping rings, a bidirectional clamping process of the pipe to be welded is achieved, and the operation is simple and fast.

[0015] In a specific embodiment, the drive assembly includes a bidirectional screw disposed on the worktable.

[0016] The bidirectional screw is threadedly connected with a first guide block and a second guide block.

[0017] The first guide block is fixedly connected to one of the clamping rings,

[0018] The second guide block is fixedly connected to another clamping ring.

[0019] The first guide block and the second guide block are both connected to the locking assembly. By setting a bidirectional screw, bidirectional force clamping is achieved, the positioning effect is good, and the fixation is reliable.

[0020] In a specific embodiment, the locking assembly includes a rotating circular wheel and two symmetrically arranged support rods.

[0021] One end of one of the support rods is rotatably connected to the rotating circular wheel, and the other end is rotatably connected to the first guide block;

[0022] One end of the other support rod is rotatably connected to the rotating circular wheel, and the other end is rotatably connected to the second guide block. By providing the rotating circular wheel and the two symmetrically arranged support rods, mechanical locking is achieved to ensure the fixing effect.

[0023] In a specific embodiment, it further includes a first connecting shaft and a second connecting shaft.

[0024] One end of one of the support rods is rotatably connected to the rotating circular wheel via the first connecting shaft, and the other end is rotatably connected to the first guide block via the second connecting shaft;

[0025] One end of the other support rod is rotatably connected to the rotating circular wheel through the first connecting shaft, and the other end is rotatably connected to the second guide block through the second connecting shaft. By setting the first connecting shaft and the second connecting shaft, mechanical jamming is prevented and the service life is guaranteed.

[0026] In a specific possible implementation scheme, the support mechanism includes a support plate and brackets symmetrically arranged at both ends of the support plate.

[0027] One end of one of the brackets is fixedly connected to the workbench, and the other end is fixedly connected to one end of the support plate;

[0028] One end of the other bracket is fixedly connected to the workbench, and the other end is fixedly connected to the other end of the support plate. By setting the support plate and the brackets symmetrically arranged at both ends of the support plate, the rigidity of the support mechanism is guaranteed, thereby ensuring the fixing effect.

[0029] In a specific possible implementation scheme, an adapter cylinder is arranged on the workbench, a rotating shaft is arranged on the rotating round wheel, and the adapter cylinder and the rotating shaft are rotatably connected. By arranging the adapter cylinder, the service life of the rotating round wheel is guaranteed.

[0030] In a specific embodiment, the constraint assembly includes a fixing column and a docking block.

[0031] The clamping ring is fixedly connected to the first guide block or the second guide block through the fixing column and the docking block. The stability of the clamping mechanism is ensured by providing the fixing column and the docking block.

[0032] In a specific implementation scheme, one end of the bidirectional screw is rotatably connected to the workbench through a bearing ring, and the other end is fixedly connected to a rotating handle; the rotating handle is used to apply a driving force. By providing a rotating handle, it is convenient to apply a clamping force, and the operation is simple and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 A schematic diagram of the structure of a pipeline welding auxiliary device provided in an embodiment of the utility model;

[0034] Figure 2 A schematic diagram of the structure of a pipeline welding auxiliary device provided by an embodiment of the utility model from a first perspective;

[0035] Figure 3 A schematic diagram of the structure of the pipeline welding auxiliary device provided by an embodiment of the utility model from a second perspective;

[0036] Figure 4 A third perspective structural schematic diagram of the pipeline welding auxiliary device provided in an embodiment of the utility model.

[0037] Among them, 100-support mechanism, 101-work table, 102-adapter cylinder, 103-rotating shaft, 104-rotating round wheel, 105-support rod, 106-second connecting shaft, 107-first connecting shaft, 108-bracket, 109-support plate, 200-clamping mechanism, 201-bidirectional screw, 202-bearing ring, 203-first guide block, 204-second guide block, 205-rotating handle, 206-fixed column, 207-docking block, 208-clamping ring. DETAILED DESCRIPTION

[0038] The present invention is further described in detail below through the accompanying drawings and embodiments. Through these descriptions, the features and advantages of the present invention will become clearer and more specific.

[0039] The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration." Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. Although various aspects of the embodiments are shown in the drawings, the drawings are not necessarily drawn to scale unless otherwise noted.

[0040] In addition, the technical features involved in different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0041] To facilitate understanding of the pipeline welding auxiliary device provided in the embodiment of the utility model, its application scenario is first explained. The pipeline welding auxiliary device provided in the embodiment of the utility model is used to improve the reliability of pipeline fixation, and it is applied to pipeline welding. Electric welding is a common fixing method in pipeline connection. In the prior art, people need to lift two pipelines for long pipeline welding, and at the same time, they need to make the circumferential surfaces of the two pipelines overlap, and then weld the overlapping circumferential surfaces of the two pipelines, which is a relatively cumbersome operation. In the Chinese patent with publication number CN 217513265 U, a long-distance pipeline auxiliary welding device is mentioned, including: a mounting table; a fixing plate, the fixing plate is fixedly connected to the upper end of the mounting table; and a welding auxiliary mechanism, the welding auxiliary mechanism is provided with two groups, each group of welding auxiliary mechanisms includes a lifting mechanism, a driving mechanism and a propulsion calibration mechanism, and the lifting mechanism, the driving mechanism and the propulsion calibration mechanism are all arranged on one side of the mounting table. The above device has drawbacks in the specific use process. Although the above device achieves the purpose of clamping and limiting the pipeline to a certain extent by setting the motor, gear and one-way screw device, in the actual operation process, since the above device can only drive the one-way fixing plate to move and clamp through the motor and gear structure, the fixing effect is poor and it is not convenient for widespread use. For this reason, the embodiment of the utility model provides a pipeline welding auxiliary device to improve the reliability of pipeline fixing. The following is a detailed description of the embodiment in conjunction with the specific drawings.

[0042] refer to Figures 1 to 4 , Figure 1 A schematic diagram of the structure of a pipeline welding auxiliary device provided in an embodiment of the utility model; Figure 2 A schematic diagram of the structure of a pipeline welding auxiliary device provided by an embodiment of the utility model from a first perspective; Figure 3 A schematic diagram of the structure of the pipeline welding auxiliary device provided by an embodiment of the utility model from a second perspective; Figure 4 This is a schematic diagram of the structure of the pipeline welding auxiliary device provided by the embodiment of the utility model from a third perspective. Figure 1 In the embodiment of the utility model, a pipeline welding auxiliary device is provided, including a workbench 101, on which a supporting mechanism 100 and a clamping mechanism 200 are arranged.

[0043] The clamping mechanism 200 is used to clamp the pipe to be welded;

[0044] The supporting mechanism 100 is used to support the pipe to be welded.

[0045] In the above technical solution, by providing the support mechanism 100 and the clamping mechanism 200, the pipe to be welded is clamped under stable support, which reduces the difficulty of clamping the pipe to be welded and ensures the reliability of clamping, thereby achieving a good fixing effect.

[0046] In a specific embodiment, the clamping mechanism 200 includes a constraint component, a drive component and a locking component.

[0047] The restraining assembly is used to clamp the pipe to be welded;

[0048] The driving component is used to drive the restraining component;

[0049] The locking assembly is used to lock the driving assembly. By providing the constraint assembly, the driving assembly and the locking assembly, the clamping operation of the pipe to be welded is convenient and quick, and the reliability of the clamping is ensured.

[0050] In a specific embodiment, the constraint assembly includes symmetrically arranged clamping rings 208, each of which is connected to the driving assembly. By arranging symmetrical clamping rings 208, a bidirectional clamping process of the pipe to be welded is achieved, and the operation is simple and fast.

[0051] Specifically, in the embodiment of the utility model, when in use, the staff places two long pipes on the support plate 109, and then the staff clamps and restrains the two long pipes through the clamping mechanism 200. The operation is convenient and quick. After clamping, there are four clamping rings 208, two in a group, and a gap is left between the two clamping rings 208. After the staff uses the clamping rings 208 to clamp the two pipes, the staff can weld the pipe interface through the gap between the two clamping rings 208. The operation is convenient and quick.

[0052] In a specific embodiment, the driving assembly includes a bidirectional screw 201 disposed on the workbench 101.

[0053] The bidirectional screw 201 is threadedly connected with a first guide block 203 and a second guide block 204.

[0054] The first guide block 203 is fixedly connected to one of the clamping rings 208.

[0055] The second guide block 204 is fixedly connected to the other clamping ring 208 .

[0056] The first guide block 203 and the second guide block 204 are both connected to the locking assembly. By providing the bidirectional screw 201, bidirectional force clamping is achieved, the positioning effect is good, and the fixing is reliable.

[0057] In a specific implementation scheme, the locking assembly includes a rotating circular wheel 104 and two symmetrically arranged support rods 105.

[0058] One end of one of the support rods 105 is rotatably connected to the rotating circular wheel 104, and the other end is rotatably connected to the first guide block 203;

[0059] One end of the other support rod 105 is rotatably connected to the rotating circular wheel 104, and the other end is rotatably connected to the second guide block 204. By providing the rotating circular wheel 104 and the two symmetrically arranged support rods 105, mechanical locking is achieved to ensure the fixing effect.

[0060] In a specific embodiment, it further includes a first connecting shaft 107 and a second connecting shaft 106.

[0061] One end of one of the support rods 105 is rotatably connected to the rotating circular wheel 104 via a first connecting shaft 107, and the other end is rotatably connected to the first guide block 203 via a second connecting shaft 106;

[0062] One end of the other support rod 105 is rotatably connected to the rotating round wheel 104 via the first connecting shaft 107, and the other end is rotatably connected to the second guide block 204 via the second connecting shaft 106. By providing the first connecting shaft 107 and the second connecting shaft 106, mechanical jamming is prevented and the service life is guaranteed.

[0063] In a specific implementation scheme, the support mechanism 100 includes a support plate 109 and brackets 108 symmetrically arranged at both ends of the support plate 109.

[0064] One end of one of the brackets 108 is fixedly connected to the workbench 101, and the other end is fixedly connected to one end of the support plate 109;

[0065] One end of the other bracket 108 is fixedly connected to the workbench 101, and the other end is fixedly connected to the other end of the support plate 109. By providing the support plate 109 and the brackets 108 symmetrically arranged at both ends of the support plate 109, the rigidity of the support mechanism is ensured, thereby ensuring the fixing effect.

[0066] In a specific implementation, the workbench 101 is provided with an adapter sleeve 102, the rotating wheel 104 is provided with a rotating shaft 103, and the adapter sleeve 102 is rotatably connected to the rotating shaft 103. By providing the adapter sleeve 102, the service life of the rotating wheel 104 is guaranteed.

[0067] In a specific embodiment, the restraint assembly includes a fixing column 206 and a docking block 207.

[0068] The clamping ring 208 is fixedly connected to the first guide block 203 or the second guide block 204 through the fixing column 206 and the docking block 207. The stability of the clamping mechanism is ensured by providing the fixing column 206 and the docking block 207.

[0069] In a specific implementation scheme, one end of the bidirectional screw 201 is rotatably connected to the workbench 101 through a bearing ring 202, and the other end is fixedly connected to a rotating handle 205; the rotating handle 205 is used to apply a driving force. By providing the rotating handle 205, it is convenient to apply a clamping force, and the operation is simple and reliable.

[0070] Specifically, in the embodiment of the utility model, the staff rotates the bidirectional screw 201 by rotating the handle 205, and the bidirectional screw 201 further rotates, wherein the first guide block 203 and the second guide block 204 are connected to the rotating circular wheel 104 by setting a connecting rod assembly, and then the moving trajectory of the first guide block 203 and the second guide block 204 is restricted, so that the first guide block 203 and the second guide block 204 can only move along a straight line trajectory, and further through the action of the bidirectional screw 201, the first guide block 203 and the second guide block 204 move relative to each other, and then it is convenient to use the clamping ring 208 to clamp and fix the pipeline, and the fixing effect is good.

[0071] The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0072] In the description of the present utility model, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. The meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0073] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like 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 the present invention can be understood according to specific circumstances.

[0074] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0075] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0076] In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other.

[0077] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A pipeline welding auxiliary device, characterized in that: The invention comprises a workbench (101), wherein a supporting mechanism (100) and a clamping mechanism (200) are arranged on the workbench (101). The clamping mechanism (200) is used to clamp the pipe to be welded; The supporting mechanism (100) is used to support the pipe to be welded; The clamping mechanism (200) comprises a restraining assembly, a driving assembly and a locking assembly. The restraining assembly is used to clamp the pipe to be welded; The driving component is used to drive the restraining component; The locking assembly is used to lock the driving assembly; The constraint assembly comprises symmetrically arranged clamping rings (208), and each of the clamping rings (208) is respectively connected to the driving assembly; The driving assembly comprises a bidirectional screw (201) arranged on the workbench (101), The bidirectional screw (201) is threadedly connected with a first guide block (203) and a second guide block (204). The first guide block (203) is fixedly connected to one of the clamping rings (208). The second guide block (204) is fixedly connected to another clamping ring (208). The first guide block (203) and the second guide block (204) are both connected to the locking assembly.

2. The pipeline welding auxiliary device according to claim 1, characterized in that: The locking assembly comprises a rotating circular wheel (104) and two symmetrically arranged supporting rods (105). One end of one of the support rods (105) is rotatably connected to the rotating circular wheel (104), and the other end is rotatably connected to the first guide block (203); One end of the other support rod (105) is rotatably connected to the rotating circular wheel (104), and the other end is rotatably connected to the second guide block (204).

3. The pipeline welding auxiliary device according to claim 2, characterized in that: It also includes a first connecting shaft (107) and a second connecting shaft (106), One end of one of the support rods (105) is rotatably connected to the rotating circular wheel (104) via the first connecting shaft (107), and the other end is rotatably connected to the first guide block (203) via the second connecting shaft (106); One end of the other support rod (105) is rotatably connected to the rotating circular wheel (104) via the first connecting shaft (107), and the other end is rotatably connected to the second guide block (204) via the second connecting shaft (106).

4. The pipeline welding auxiliary device according to claim 3, characterized in that: The support mechanism (100) comprises a support plate (109) and brackets (108) symmetrically arranged at two ends of the support plate (109). One end of one of the brackets (108) is fixedly connected to the workbench (101), and the other end is fixedly connected to one end of the support plate (109); One end of the other bracket (108) is fixedly connected to the workbench (101), and the other end is fixedly connected to the other end of the support plate (109).

5. The pipeline welding auxiliary device according to claim 4, characterized in that: An adapter sleeve (102) is disposed on the workbench (101), a rotating shaft (103) is disposed on the rotating circular wheel (104), and the adapter sleeve (102) and the rotating shaft (103) are rotatably connected.

6. The pipeline welding auxiliary device according to claim 5, characterized in that: The restraining assembly comprises a fixing column (206) and a docking block (207). The clamping ring (208) is fixedly connected to the first guide block (203) or the second guide block (204) via the fixing column (206) and the docking block (207).

7. The pipeline welding auxiliary device according to claim 6, characterized in that: One end of the bidirectional screw (201) is rotatably connected to the workbench (101) via a bearing ring (202), and the other end is fixedly connected to a rotating handle (205); the rotating handle (205) is used to apply a driving force.

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