Single-face and double-face replaceable track and welding robot

Abstract

The utility model provides a single-face and double-face replaceable rail and a welding robot, and relates to the field of welding robots, the single-face and double-face replaceable rail comprises a guide rail and a welding trolley, the guide rail comprises two annular half rails, one ends of the two annular half rails are rotationally hinged through a hinge, and a hasp is installed on the outer side of the end, away from the hinge, of one annular half rail; when the guide rail is installed, only the two annular half rails need to be opened, then the two annular half rails are arranged near a pipeline welding position in a sleeved mode, the ends of the two annular half rails are fixed together through the hasps and the hasps, and therefore rapid installation of the guide rail is achieved. And meanwhile, the distance between the top foot and the fixing base is variable through a spring arranged between the top foot and the fixing base in the inner supporting fixing mechanism, and then the adaptability to pipelines of different sizes is improved to a certain extent.

Description

Technical Field

[0001] The utility model belongs to the technical field of welding robots, in particular to a welding robot track and a welding robot which can be quickly replaced when welding one side or two sides of a pipeline. Background Art

[0002] The pipeline welding robot is a special robot that can automatically walk along the inside or outside of the pipeline to perform welding operations or maintenance work. The pipeline welding robot has a variety of sensors and intelligent control systems, and can be controlled by personnel to flexibly enter and exit the pipeline for welding and maintenance operations.

[0003] The pipeline welding robot needs to be used with a guide rail, but when installing the existing guide rail, both ends need to be fixed with bolts, which makes the installation more troublesome and affects the welding efficiency.

[0004] In summary, the utility model provides a single-sided and double-sided replaceable track to solve the above problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a single-sided and double-sided replaceable track and welding robot, which is achieved by the following specific technical means:

[0006] A single-sided and double-sided replaceable track comprises a guide rail, wherein the guide rail comprises two annular half-rails, one end of the two annular half-rails being rotatably hinged by a hinge, a buckle being installed on the outer side of the end of one annular half-rail away from the hinge, and a hook being installed on the outer side of the end of the other annular half-rail away from the hinge, a rack being arranged on the edges of the same side of the two guide rails, and an inner support fixing mechanism being arranged on the inner sides of the two annular half-rails.

[0007] Furthermore, the buckle and the hook correspond in position and fit each other.

[0008] Furthermore, the inner support fixing mechanism includes a fixing groove, a fixing seat and a top foot, the fixing groove is opened on the inner side of the annular half-rail, the fixing seat is fixedly installed at the opening of the fixing groove on the inner side of the annular half-rail, a bolt is provided on one side of the top foot, the bolt passes through the fixing seat, and one end of the bolt passes through the fixing groove, and the surface of the bolt located in the fixing groove is threadedly connected with a limiting nut.

[0009] Furthermore, a spring is sleeved on the surface of the bolt between the fixing seat and the top foot, and two ends of the spring abut against opposite sides of the fixing seat and the top foot.

[0010] Furthermore, there are multiple inner support fixing mechanisms on the inner side of each annular half-rail and they are evenly distributed.

[0011] The utility model also provides a welding robot, comprising the above-mentioned single-sided and double-sided replaceable tracks and a welding trolley, wherein the bottom of the welding trolley is provided with walking wheels that can be engaged with the single-sided and double-sided replaceable tracks, and the bottom of the welding trolley is also provided with a driving gear, and the driving gear can be meshed and connected with the rack.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] When installing the guide rail in the utility model, it is only necessary to open the two annular half-rails, and then put them near the pipe welding point, and then fix the ends of the two annular half-rails together by buckles and hooks, so as to realize the rapid installation of the guide rail. During the fixing process, the guide rail is tightened from the inside by the inner support fixing mechanism, so as to improve the stability of the guide rail. At the same time, the spring arranged between the top foot and the fixing seat in the inner support fixing mechanism makes the distance between the top foot and the fixing seat variable, thereby improving the adaptability to pipes of different sizes to a certain extent. Through the rack arranged on one side of the annular half-rail, after the welding trolley is installed on the guide rail, the walking wheels on the welding trolley can be engaged with the guide rail, so as to fix the welding trolley, and the driving gear at the bottom of the welding trolley can be engaged with the rack, and the driving gear is driven by a motor, so as to realize the walking of the welding trolley on the guide rail. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic diagram of a single-sided or double-sided replaceable track in the utility model;

[0015] Figure 2 This is a schematic diagram of the installation of a single-sided and double-sided replaceable guide rail and a welding robot of the utility model;

[0016] Figure 3 The utility model is a cross-sectional schematic diagram of a single-sided and double-sided replaceable track.

[0017] In the figure:

[0018] 1. Guide rail; 2. Annular half rail; 3. Buckle; 4. Hook; 5. Rack; 6. Internal support fixing mechanism; 601. Fixing groove; 602. Fixing seat; 603. Top foot; 604. Bolt; 605. Limit nut; 606. Spring; 7. Welding trolley; 701. Travel wheel; 702. Driving gear. DETAILED DESCRIPTION

[0019] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0020] like Figure 1-3As shown, the utility model provides a single-sided and double-sided replaceable track, including a guide rail 1, the guide rail 1 includes two annular half rails 2, one end of the two annular half rails 2 is rotatably hinged by a hinge, a buckle 3 is installed on the outer side of one end of the annular half rail 2 away from the hinge, and a hook 4 is installed on the outer side of the other annular half rail 2 away from the hinge, the edges of the same side of the two guide rails 1 are both provided with a rack 5, and the inner sides of the two annular half rails 2 are both provided with an inner support fixing mechanism 6.

[0021] The positions of the buckle 3 and the hook 4 correspond and fit each other. The ends of the two annular half rails 2 are fixed together by the buckle 3 and the hook 4 to achieve rapid installation of the guide rail 1.

[0022] Among them, the inner support fixing mechanism 6 includes a fixing groove 601, a fixing seat 602 and a top foot 603. The fixing groove 601 is opened on the inner side of the annular half-rail 2. The fixing seat 602 is fixedly installed at the opening of the fixing groove 601 on the inner side of the annular half-rail 2. A bolt 604 is arranged on one side of the top foot 603. The bolt 604 passes through the fixing seat 602, and one end of the bolt 604 passes through the fixing groove 601. The surface of the bolt 604 located in the inner part of the fixing groove 601 is threadedly connected with a limiting nut 605. The nut can move inside the bolt 604, so that the distance between the fixing seat 602 and the top foot 603 is variable, which is convenient for improving the adaptability of the guide rail 1 to pipes of different sizes to a certain extent.

[0023] Among them, a spring 606 is installed on the surface of the bolt 604 between the fixed seat 602 and the top foot 603, and the two ends of the spring 606 are against the opposite sides of the fixed seat 602 and the top foot 603. The top foot 603 is pressed against the surface of the pipe through the spring 606 to fix the guide rail 1.

[0024] There are multiple inner supporting and fixing mechanisms 6 on the inner side of each annular half rail 2 and they are evenly distributed. The guide rail 1 is tightened from the inside by the multiple inner supporting and fixing mechanisms 6, thereby improving the stability of the fixing of the guide rail 1.

[0025] like Figure 2 As shown, the utility model also provides a welding robot, including the above-mentioned single-sided and double-sided replaceable rails and a welding trolley 7, the bottom of the welding trolley 7 is provided with a walking wheel 701 that can be engaged with the single-sided and double-sided replaceable rails, and the bottom of the welding trolley 7 is also provided with a driving gear 702, and the driving gear 702 can be meshed and connected with the rack 5, and the driving gear 702 is driven by the motor in the welding trolley 7, and the walking of the welding trolley 7 on the guide rail 1 is realized by the meshing between the driving gear 702 and the rack 5.

[0026] Specific working principle:

[0027] When installing the guide rail 1 in the utility model, it is only necessary to open the two annular half-rails 2, and then put them near the pipe welding point, and then fix the ends of the two annular half-rails 2 together by the buckle 3 and the hook 4, so as to realize the rapid installation of the guide rail 1. During the fixing process, the guide rail 1 is tightened from the inside by the inner support fixing mechanism 6, so as to improve the stability of the guide rail 1. At the same time, the spring 606 arranged between the top foot 603 and the fixing seat 602 in the inner support fixing mechanism 6 makes the distance between the top foot 603 and the fixing seat 602 variable, thereby improving the adaptability to pipes of different sizes to a certain extent. Through the rack 5 arranged on one side of the annular half-rail 2, after the welding trolley 7 is installed on the guide rail 1, the walking wheel 701 on the welding trolley 7 can be engaged with the guide rail 1, so as to fix the welding trolley 7, and the driving gear 702 at the bottom of the welding trolley 7 can be engaged with the rack 5, and the driving gear 702 is driven by the motor, so as to realize the walking of the welding trolley 7 on the guide rail 1.

[0028] The implementation modes of the present invention are provided for the purpose of illustration and description. Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A single-sided or double-sided replaceable track, characterized in that: The invention comprises a guide rail (1), wherein the guide rail (1) comprises two annular half rails (2), one end of the two annular half rails (2) being rotatably hinged via a hinge, a buckle (3) being installed on the outer side of one end of the annular half rail (2) away from the hinge, and a hook (4) being installed on the outer side of the other end of the annular half rail (2) away from the hinge, a rack (5) being installed on the edges of the same side of the two guide rails (1), and an inner support fixing mechanism (6) being installed on the inner side of the two annular half rails (2).

2. The single-sided and double-sided replaceable track according to claim 1, characterized in that: The buckle (3) and the hook (4) correspond in position and fit each other.

3. The single-sided and double-sided replaceable track according to claim 1, characterized in that: The inner support fixing mechanism (6) comprises a fixing groove (601), a fixing seat (602) and a top foot (603); the fixing groove (601) is arranged on the inner side of the annular half rail (2); the fixing seat (602) is fixedly mounted at the opening of the fixing groove (601) on the inner side of the annular half rail (2); a bolt (604) is arranged on one side of the top foot (603); the bolt (604) passes through the fixing seat (602), and one end of the bolt (604) passes through the fixing groove (601); the surface of the bolt (604) located in the inner part of the fixing groove (601) is threadedly connected with a limiting nut (605).

4. The single-sided and double-sided replaceable track as claimed in claim 3, characterized in that: A spring (606) is mounted on the surface of the bolt (604) between the fixing seat (602) and the top foot (603), and two ends of the spring (606) abut against opposite sides of the fixing seat (602) and the top foot (603).

5. The single-sided and double-sided replaceable track according to claim 1, characterized in that: There are multiple inner support fixing mechanisms (6) on the inner side of each annular half rail (2) and they are evenly distributed.

6. A welding robot, comprising the single-sided or double-sided replaceable rail and the welding trolley (7) as claimed in any one of claims 1 to 5, characterized in that: The bottom of the welding trolley (7) is provided with a walking wheel (701) that can be engaged with the single-sided and double-sided replaceable rails. The bottom of the welding trolley (7) is also provided with a driving gear (702), and the driving gear (702) can be meshed and connected with the rack (5).

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