CN220312343U

CN220312343U - Pipeline welding butt joint positioning mechanism

Info

Publication number: CN220312343U
Application number: CN202320740383.0U
Authority: CN
Inventors: 刘成斌; 王春强
Original assignee: Guangxi Special Equipment Inspection and Research Institute
Current assignee: Guangxi Special Equipment Inspection and Research Institute
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2024-01-09
Anticipated expiration: 2033-04-06

Abstract

The utility model relates to the technical field of pipeline butt joint, in particular to a pipeline welding butt joint positioning mechanism; the utility model discloses a pipeline welding butt joint positioning mechanism, which comprises a second support frame, wherein a rotating mechanism is arranged in an inner cavity of the second support frame, a fixing mechanism is arranged on the outer side wall of the second support frame, the fixing mechanism comprises a bidirectional screw rod, two groups of threaded sleeves are uniformly screwed on the outer side wall of the bidirectional screw rod, clamping plates are arranged at the bottoms of the threaded sleeves, anti-skid pads are arranged on the opposite sides of the two groups of clamping plates, the rotating mechanism is positioned on the outer side wall of the bidirectional screw rod and matched with the bidirectional screw rod, and the two groups of fixing mechanisms can synchronously move through a connecting shaft, so that two groups of pipelines to be butted are clamped simultaneously, and the butting accuracy of the two groups of pipelines is ensured while the butting efficiency is improved; the self-locking property of the worm gear is utilized to ensure that the clamping plate is not easy to loosen after the pipeline is fixed, and the reliability of the device is improved.

Description

Pipeline welding butt joint positioning mechanism

Technical Field

The utility model relates to the technical field of pipeline butt joint, in particular to a pipeline welding butt joint positioning mechanism.

Background

The Chinese patent with the bulletin number of CN215588954U discloses a pipeline butt joint positioning device, which comprises two connecting rings, wherein a left semicircular iron ring and a right semicircular iron ring are respectively arranged in the two connecting rings, a pipeline body is fixed at a circular groove formed between the left semicircular iron ring and the right semicircular iron ring, the left semicircular iron ring and the right semicircular iron ring are rotationally connected through a connecting shaft, and a fixing device is arranged at one end, far away from the connecting shaft, of each of the left semicircular iron ring and the right semicircular iron ring; the triangular point position fixing system can be formed by rotating the positioning screw, so that the pipeline body is fixed in the connecting ring more firmly, the force transfer system of the butt joint positioning device is formed by the gravity of the pipeline body and the positioning screw, and the two pipeline body ends arranged in the device are accurately positioned and adjusted, so that the construction measures can be simplified, the working efficiency is improved, the stability is good, and the technical problems of complex positioning, difficult adjustment and difficult temporary fixation of the pipeline port are effectively solved;

the prior art solutions described above have the following drawbacks: when the pipeline is fixedly butted, the pipeline is realized through four groups of independent set screws, so that when the positions of the set screws are adjusted, the clamping force of the four groups of set screws to the pipeline cannot be guaranteed to be similar, when two groups of pipelines are subjected to the asymmetric clamping force of the set screws, the pipeline can deviate, the pipeline can be butted inaccurately, and the device is in violation of the meaning of the device, and meanwhile, the device uses the four groups of set screws to realize the fixing of the pipeline, so that the device is more complicated in steps of a fixed mounting process, is not convenient to use, and is technically innovative on the basis of the existing pipeline welding and butting positioning mechanism.

Disclosure of Invention

The utility model aims to provide a pipeline welding butt joint positioning mechanism for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pipeline welding butt joint positioning mechanism, includes the second support frame, the inner chamber of second support frame is provided with slewing mechanism, the lateral wall of second support frame is provided with fixed establishment, fixed establishment includes two-way lead screw, the even spiro union of lateral wall of two-way lead screw has two sets of thread bush, the bottom of thread bush is provided with the grip block, two sets of the looks side of grip block all is provided with the slipmat, slewing mechanism is located the lateral wall of two-way lead screw and cooperatees with two-way lead screw.

Preferably, the rotating mechanism comprises a connecting shaft, a second bevel gear is arranged on the outer side wall of the connecting shaft, a first bevel gear is meshed with the top of the second bevel gear, worms are arranged on the left side and the right side of the connecting shaft, worm gears are arranged on the outer side wall of the bidirectional screw rod, and the worm gears are meshed with the worm gears.

Preferably, the left and right sides of second support frame all is provided with first support frame, first mounting groove has been seted up to the bottom of first support frame, the second mounting groove has been seted up to the inner chamber of second support frame.

Preferably, the first bevel gear, the second bevel gear and the connecting shaft are all arranged in the second mounting groove, the worm, the bidirectional screw rod and the worm wheel are all arranged in the first mounting groove, the two sets of screw sleeves are uniformly arranged in the first mounting groove, and the worm penetrates through the first mounting groove and is connected with the connecting shaft.

Preferably, a rotating shaft is arranged at the top of the first bevel gear, and a hand wheel is arranged at the top of the rotating shaft.

Preferably, the top of the second support frame is penetrated and provided with a mounting hole, and the rotating shaft penetrates and is connected with the hand wheel.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model relates to a pipeline welding butt joint positioning mechanism can realize that two sets of fixed establishment synchronous motion through the connecting axle to accomplish fast and carry out the centre gripping simultaneously to two sets of pipelines that need the butt joint, guaranteed the accuracy of two sets of pipelines butt joint when improving butt joint efficiency;

the self-locking property of the worm gear is utilized to ensure that the clamping plate is not easy to loosen after the pipeline is fixed, and the reliability of the device is improved.

Drawings

FIG. 1 is a schematic structural view of a pipe welding butt positioning mechanism according to the present utility model;

FIG. 2 is a front cross-sectional view of a pipe welding butt-joint positioning mechanism according to the present utility model;

fig. 3 is a left side cross-sectional view of a pipe welding butt-joint positioning mechanism of the present utility model.

In the figure: 1. a two-way screw rod; 11. a thread sleeve; 12. a clamping plate; 13. an anti-slip pad; 2. a first helical gear; 21. a second helical gear; 22. a connecting shaft; 23. a worm; 24. a worm wheel; 3. a first support frame; 31. a second support frame; 4. a hand wheel; 41. a rotating shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a pipeline welding butt joint positioning mechanism comprises a second supporting frame 31, wherein a rotating mechanism is rotatably arranged in an inner cavity of the second supporting frame 31, a fixing mechanism is slidably arranged on the outer side wall of the second supporting frame 31, the fixing mechanism comprises a bidirectional screw rod 1, two groups of thread sleeves 11 are uniformly screwed on the outer side wall of the bidirectional screw rod 1, clamping plates 12 are fixedly arranged at the bottoms of the thread sleeves 11, anti-slip pads 13 are fixedly arranged on the opposite sides of the two groups of the clamping plates 12, when the bidirectional screw rod 1 rotates, the two groups of the thread sleeves 11 are driven to synchronously move inwards, the clamping plates 12 are driven to move through the thread sleeves 11, the pipeline is clamped and fixed through the two groups of the clamping plates 12, the stability of the pipeline in clamping can be increased through the anti-slip pads 13, the rotating mechanism is positioned on the outer side wall of the bidirectional screw rod 1 and matched with the bidirectional screw rod 1, the rotating mechanism comprises a connecting shaft 22, the outer side wall of the connecting shaft 22 is fixedly provided with a second bevel gear 21, the top of the second bevel gear 21 is meshed with a first bevel gear 2, the left side and the right side of the connecting shaft 22 are fixedly provided with a worm 23, the outer side wall of the bidirectional screw 1 is fixedly provided with a worm wheel 24, the worm wheel 24 is meshed with the worm 23, when the first bevel gear 2 rotates, the second bevel gear 21 is driven by the second bevel gear 21 to rotate, the worm 23 is driven by the connecting shaft 22 to rotate, the worm wheel 24 is driven by the worm wheel 23 to rotate, the bidirectional screw 1 is driven by the worm wheel 24 to rotate, two groups of fixing mechanisms can synchronously move by the connecting shaft 22, so that two groups of pipelines to be butted are clamped simultaneously, the butting accuracy of the two groups of pipelines is ensured while the butting efficiency is improved, the clamping plate 12 is not easy to loose after the pipelines are fixed by utilizing the self-locking property of the worm wheel 24 and the worm wheel 23, the reliability of the device is improved, the left and right sides of the second support frame 31 are fixedly provided with the first support frame 3, the bottom of the first support frame 3 is provided with a first mounting groove, the inner cavity of the second support frame 31 is provided with a second mounting groove, the first bevel gear 2, the second bevel gear 21 and the connecting shaft 22 are all rotationally arranged in the second mounting groove, the worm 23, the bidirectional screw rod 1 and the worm wheel 24 are all rotationally arranged in the first mounting groove, the two sets of thread sleeves 11 are all slidingly arranged in the first mounting groove, the worm 23 penetrates through the first mounting groove and is connected with the connecting shaft 22, the top of the first bevel gear 2 is fixedly provided with a rotating shaft 41, the top of the rotating shaft 41 is fixedly provided with a hand wheel 4, the rotating hand wheel 4 drives the rotating shaft 41 to rotate, the first bevel gear 2 is driven to rotate through the rotating shaft 41, the top of the second support frame 31 is penetratingly provided with a mounting hole, and the rotating shaft 41 penetrates through the mounting hole and is connected with the hand wheel 4.

Working principle: the rotating hand wheel 4 drives the rotating shaft 41 to rotate, the rotating shaft 41 drives the first bevel gear 2 to rotate, the second bevel gear 21 is driven to rotate when the first bevel gear 2 rotates, the connecting shaft 22 is driven to rotate through the second bevel gear 21, the worm 23 is driven to rotate through the connecting shaft 22, the worm wheel 24 is driven to rotate through the worm wheel 23, the bidirectional screw rod 1 is driven to rotate through the worm wheel 24, when the bidirectional screw rod 1 rotates, the two groups of threaded sleeves 11 are driven to synchronously move inwards, the clamping plate 12 is driven to move through the threaded sleeves 11, the pipelines are clamped and fixed through the two groups of clamping plates 12, the stability of clamped pipelines can be improved through the anti-skid pads 13, and the synchronous movement of the two groups of fixing mechanisms can be realized through the connecting shaft 22, so that the two groups of pipelines to be butted are clamped simultaneously, the butting accuracy of the two groups of pipelines is guaranteed while the butting efficiency is improved, the clamping plate 12 is not easy to loosen after the pipelines are fixed by utilizing the self-locking property of the worm wheel 24 and the worm 23, and the reliability of the device is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pipeline welding butt joint positioning mechanism, includes second support frame (31), its characterized in that: the inner chamber of second support frame (31) is provided with slewing mechanism, the lateral wall of second support frame (31) is provided with fixed establishment, fixed establishment includes two-way lead screw (1), the even spiro union of lateral wall of two-way lead screw (1) has two sets of thread bush (11), the bottom of thread bush (11) is provided with grip block (12), two sets of the looks side of grip block (12) all is provided with slipmat (13), slewing mechanism is located the lateral wall of two-way lead screw (1) and cooperatees with two-way lead screw (1).

2. The pipe welding butt positioning mechanism according to claim 1, wherein: the rotating mechanism comprises a connecting shaft (22), a second bevel gear (21) is arranged on the outer side wall of the connecting shaft (22), a first bevel gear (2) is meshed with the top of the second bevel gear (21), worms (23) are arranged on the left side and the right side of the connecting shaft (22), worm gears (24) are arranged on the outer side wall of the bidirectional screw rod (1), and the worm gears (24) are meshed with the worms (23).

3. A pipe welding docking positioning mechanism as defined in claim 2, wherein: the left and right sides of second support frame (31) all is provided with first support frame (3), first mounting groove has been seted up to the bottom of first support frame (3), the second mounting groove has been seted up to the inner chamber of second support frame (31).

4. A pipe welding butt-joint positioning mechanism according to claim 3, wherein: the novel spiral gear is characterized in that the first bevel gear (2), the second bevel gear (21) and the connecting shaft (22) are all arranged in the second mounting groove, the worm (23), the bidirectional screw rod (1) and the worm wheel (24) are all arranged in the first mounting groove, the two groups of threaded sleeves (11) are uniformly arranged in the first mounting groove, and the worm (23) penetrates through the first mounting groove and is connected with the connecting shaft (22).

5. A pipe welding docking positioning mechanism as defined in claim 2, wherein: the top of first helical gear (2) is provided with pivot (41), the top of pivot (41) is provided with hand wheel (4).

6. The pipe welding butt positioning mechanism according to claim 5, wherein: the top of second support frame (31) runs through and has seted up the mounting hole, pivot (41) run through the mounting hole and are connected with hand wheel (4).