A welding device for regulating valve convenient for positioning

Abstract

The utility model relates to the field of regulating valve welding, and discloses a regulating valve welding device that is convenient for positioning, including a support table, a support frame is fixedly connected to the middle of the top of the support table, a welding head is fixedly connected to the inner bottom end of the support frame, side support frames are fixedly connected to both sides of the top of the support table, a lifting frame is slidably connected to the inside of the side support frame, a precision adjustment component is installed on the inner front side of the side support frame, a support column is slidably connected to the inside of the lifting frame, a fixed disk is fixedly rotatably connected to the inside of the support column, and a second bidirectional threaded rod is rotatably connected to the inside of the fixed disk. In the utility model, the valve seat is more accurately positioned and fitted, the stability of welding between the valve seats is guaranteed, the welding quality is improved, and the device can automatically adjust the rotation angle when welding, reduce the rotation of human contact, and improve the safety of welding.

Description

Technical Field

[0001] The utility model relates to the field of regulating valve welding, in particular to a regulating valve welding device which is convenient for positioning. Background Art

[0002] A regulating valve is a valve used to control the flow, pressure or flow direction of a fluid. Its opening can be adjusted as needed to achieve precise control of the fluid. They are often used in industrial process control systems to ensure that the fluid flow and pressure remain within the set range. The welding device helps to fix the regulating valve in the appropriate position during the welding process to ensure the accuracy and stability of the welding.

[0003] When welding the regulating valve, due to the different sizes of the regulating valve, the width of the regulating valve is relatively large, and the two sides cannot be well connected during welding, so the positioning welding is poor. At the same time, when welding the regulating valve, the valve seat needs to be rotated manually to ensure the stability of the welding, but the welding process is labor-intensive and difficult.

[0004] Therefore, in view of the problems of difficulty in positioning valve seats of different sizes when welding with existing welding devices and the labor-intensive welding process, a welding device that solves the above problems is needed. Utility Model Content

[0005] In order to solve the problems of difficult positioning and labor-intensive welding process in the prior art when welding valve seats of different sizes, the present application provides a regulating valve welding device that has more accurate positioning and fit, improves welding safety, and facilitates positioning.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The cam is provided with a plurality of support members, each of which is provided with a plurality of support members, and the support members are provided with a plurality of support members, each of which is provided with a plurality of support members.

[0008] As a further improvement of the utility model, the driving rotating assembly includes a mounting bracket located outside the lifting frame, the interior of the mounting bracket is rotatably connected to a driving rotating rod, the interiors of the support columns are rotatably connected to rotating sleeves, a plurality of limiting strips are evenly and fixedly connected to the outside of the driving rotating rod, and the outside of the mounting bracket is fixedly connected to a servo motor.

[0009] As a further improvement of the present invention, the precise adjustment component includes a limit slider located at the front end of the lifting frame, the inner front side of the support platform is rotatably connected to a lifting threaded rod, the top of the lifting threaded rod is fixedly connected to an adjustment handle, the front end of the limit slider is fixedly connected to an indicator rod, and the front end outer side of the side support frame is fixedly connected to a scale plate.

[0010] As a further improvement of the utility model, the driving end of the driving motor is fixedly connected to the left side of the first bidirectional threaded rod, and the top ends of the telescopic limiting rods are respectively fixedly connected to the bottom ends of the supporting columns.

[0011] As a further improvement of the utility model, the outside of the limit slider is correspondingly slidably connected to the inner front side of the side support frame, the outside of the lifting threaded rod is correspondingly threadedly connected to the inner side of the limit slider, and the outside of the fixed arc plate is correspondingly slidably connected to the inner sides of the fixed plate.

[0012] As a further improvement of the utility model, the driving end of the servo motor is fixedly connected to the outer side of the driving rotating rod.

[0013] As a further improvement of the present invention, the outer sides of the driving rotating rods are respectively slidably connected to the inner sides of the rotating sleeves, and the inner sides of the rotating sleeves are fixedly connected to the outer sides of the fixed disks.

[0014] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0015] 1. In the utility model, the adjustment and positioning of the valve seat are completed through the support platform, the side support frame, the lifting threaded rod, the adjustment handle, the indicator rod, the limit slider, the lifting frame, the support column, the fixed plate, and the scale plate. The positioning and fitting of the valve seat is more accurate, the stability of the welding between the valve seats is guaranteed, and the welding quality is improved.

[0016] 2. In the utility model, the rotation of the valve seat is completed by a servo motor, a mounting frame, a driving rotating rod, a lifting frame, a support column, a fixing plate, a limiting strip, and a rotating sleeve. The device can automatically adjust the rotation angle during welding, thereby reducing rotation involving human contact and improving the safety of welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1This is an overall diagram of a conveniently positioned regulating valve welding device proposed by the utility model;

[0018] Figure 2 This is an internal diagram of a conveniently positioned regulating valve welding device proposed by the utility model;

[0019] Figure 3 This is an internal diagram of a support frame of a conveniently positioned regulating valve welding device proposed by the utility model;

[0020] Figure 4 This is a diagram of a fixing plate mechanism of a regulating valve welding device that is convenient for positioning, which is proposed by the utility model.

[0021] Legend:

[0022] 1. Support table; 2. Side support frame; 3. Lifting threaded rod; 4. Adjustment handle; 5. Scale plate; 6. Servo motor; 7. Drive motor; 8. Indicator rod; 9. Support frame; 10. Welding head; 11. Fixed plate; 12. Lifting frame; 13. Support column; 14. Telescopic limit rod; 15. Limit slider; 16. Drive rotating rod; 17. Mounting frame; 18. Pulling slider; 19. First bidirectional threaded rod; 20. Limiting strip; 21. Rotating sleeve; 22. Fixed arc plate; 23. Second bidirectional threaded rod. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0025] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0026] In the description of this application, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the product of the application is usually placed when in use. It is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, if the terms "first", "second", etc. appear in the description of this application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0027] In addition, if the terms "horizontal" or "vertical" appear in the description of this application, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0028] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0029] Embodiment 1:

[0030] A regulating valve welding device convenient for positioning comprises a support platform 1, wherein a support frame 9 is fixedly connected to the middle part of the top of the support platform 1, a welding head 10 is fixedly connected to the inner bottom end of the support frame 9, side support frames 2 are fixedly connected to both sides of the top of the support platform 1, a lifting frame 12 is slidably connected to the inside of the side support frame 2, a precise adjustment component is installed on the inner front side of the side support frame 2, a support column 13 is slidably connected to the inside of the lifting frame 12, a fixed plate 11 is fixedly and rotatably connected to the inside of the support column 13, a second bidirectional threaded rod 23 is rotatably connected to the inside of the fixed plate 11, and a fixed arc plate 22 is threadedly connected to the outer sides of the second bidirectional threaded rod 23, a first bidirectional threaded rod 19 is rotatably connected to the inside of the support platform 1, a traction slider 18 is slidably connected to the inside of both sides of the support platform 1, and a telescopic limit rod 14 is fixedly connected to the top of the traction slider 18, A driving motor 7 is fixedly connected to the left side of the support platform 1, a driving rotation component is installed inside the lifting frame 12, and the precision adjustment component includes a limit slider 15 located at the front end of the lifting frame 12. The inner front side of the support platform 1 is rotatably connected with a lifting threaded rod 3, and the top of the lifting threaded rod 3 is fixedly connected with an adjustment handle 4. The front end of the limit slider 15 is fixedly connected with an indicating rod 8, and the front outer side of the side support frame 2 is fixedly connected with a scale plate 5. The driving end of the driving motor 7 is fixedly connected to the left side of the first bidirectional threaded rod 19, and the top of the telescopic limit rod 14 is respectively fixedly connected to the bottom end of the support column 13, and the outside of the limit slider 15 is respectively correspondingly slidably connected to the inner front side of the side support frame 2, and the outside of the lifting threaded rod 3 is respectively threadedly connected to the inner side of the limit slider 15, and the outside of the fixed arc plate 22 is respectively correspondingly slidably connected to the inner sides of the fixed plate 11;

[0031] When installing and fixing the valve seat, the valve seat is placed on the inner side of the fixing plate 11 respectively, and the second bidirectional threaded rod 23 is rotated through the handle on the upper side of the second bidirectional threaded rod 23, and the outer thread of the second bidirectional threaded rod 23 contacts the inner thread of the fixing arc plate 22, so that the fixing arc plates 22 are brought closer to each other at the same time, so as to fix the valve seat. At this time, the lifting threaded rod 3 is rotated by adjusting the handle 4, and the outer thread of the lifting threaded rod 3 contacts the inner thread of the limit slider 15, so that the limit slider 15 is moved upward, driving the lifting frame 12 to move upward. The valve seat is lifted upward by the support column 13, and the indicating rod 8 indicates on the inner side of the scale plate 5, so as to accurately adjust the height of the valve seat, adjust the lifting frame 12 on the other side to the same height, start the driving motor 7 to rotate the first bidirectional threaded rod 19, so as to move the traction slider 18 inward, and drive the supporting column 13 inward with the telescopic limit rod 14, so as to fit the valve seats together, weld the valve seats through the welding head 10, and position and fit the valve seats more accurately, thereby ensuring the stability of welding between the valve seats and improving the welding quality.

[0032] Embodiment 2: The driving rotation assembly includes a mounting frame 17 located outside the lifting frame 12, the interior of the mounting frame 17 is rotatably connected to the driving rotation rod 16, the interior of the support column 13 is rotatably connected to the rotating sleeve 21, the exterior of the driving rotation rod 16 is evenly and fixedly connected with a plurality of limiting bars 20, the exterior of the mounting frame 17 is fixedly connected to the servo motor 6, the driving end of the servo motor 6 is fixedly connected to the exterior of the driving rotation rod 16, the exterior of the driving rotation rod 16 is correspondingly and slidably connected to the interior of the rotating sleeve 21, and the interior of the rotating sleeve 21 is fixedly connected to the exterior of the fixed plate 11;

[0033] At the same time, the servo motor 6 is started to drive the rotating rod 16 to rotate. As the multiple limiting bars 20 outside the rotating rod 16 are driven to rotate the rotating sleeve 21, the fixed disk 11 is driven to rotate. The synchronization accuracy of the servo motors 6 on both sides is high, thereby ensuring that the valve seats on both sides rotate synchronously. The valve seats are welded and fixed by the welding head 10. The device can automatically adjust the rotation angle during welding, reduce rotation caused by human contact, and improve welding safety.

[0034] Working principle: When installing and fixing the valve seat, the valve seat is placed on the inner side of the fixed plate 11 respectively, and the second bidirectional threaded rod 23 is rotated through the handle on the upper side of the second bidirectional threaded rod 23, so that the fixed arc plates 22 are simultaneously moved closer to each other, thereby fixing the valve seat. At this time, the lifting threaded rod 3 is rotated by adjusting the handle 4, so that the limit slider 15 is moved upward, driving the lifting frame 12 to move upward, and the valve seat is lifted upward by the support column 13, and the indicator rod 8 indicates on the inner side of the scale plate 5, so as to accurately adjust the height of the valve seat, and adjust the lifting frame 12 on the other side to be equal. Height, start the driving motor 7 to rotate the first bidirectional threaded rod 19, thereby moving the traction slider 18 inward, and driving the telescopic limit rod 14 to drive the support column 13 inward, so as to fit the valve seats together, and weld the valve seats through the welding head 10. At the same time, start the servo motor 6 to drive the driving rotating rod 16 to rotate, and the multiple limiting strips 20 outside the driving rotating rod 16 will rotate the rotating sleeve 21, thereby driving the fixed disk 11 to rotate. The synchronization accuracy of the servo motors 6 on both sides is high, thereby ensuring the synchronous rotation of the valve seats on both sides, and the valve seats are welded and fixed through the welding head 10.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. A regulating valve welding device that is convenient for positioning, comprising a support platform (1), characterized in that: The middle part of the top of the support platform (1) is fixedly connected to a support frame (9), the inner bottom end of the support frame (9) is fixedly connected to a welding head (10), both sides of the top of the support platform (1) are fixedly connected to side support frames (2), the inside of the side support frames (2) are slidably connected to a lifting frame (12), the inner front side of the side support frames (2) is installed with a precision adjustment component, the inner side of the lifting frame (12) is slidably connected to a support column (13), the inner side of the support column (13) is fixedly and rotatably connected to a fixed plate (11), the fixed The inside of the disk (11) is rotatably connected to a second bidirectional threaded rod (23), and both sides of the outside of the second bidirectional threaded rod (23) are threadedly connected to fixed arc plates (22). The inside of the support platform (1) is rotatably connected to a first bidirectional threaded rod (19), and both sides of the inside of the support platform (1) are slidably connected to traction sliders (18), and the top of the traction sliders (18) are fixedly connected to telescopic limit rods (14). The left side of the support platform (1) is fixedly connected to a driving motor (7), and a driving rotation component is installed inside the lifting frame (12).

2. A convenient positioning regulating valve welding device according to claim 1, characterized in that: The driving rotating assembly comprises a mounting frame (17) located outside the lifting frame (12); the mounting frame (17) is rotatably connected to a driving rotating rod (16) inside; the supporting column (13) is rotatably connected to a rotating sleeve (21) inside; a plurality of limiting strips (20) are evenly and fixedly connected to the outside of the driving rotating rod (16); and the outside of the mounting frame (17) is fixedly connected to a servo motor (6).

3. The convenient positioning regulating valve welding device according to claim 1 is characterized in that: The precise adjustment component comprises a limit slider (15) located at the front end of the lifting frame (12); the inner front side of the support platform (1) is rotatably connected to a lifting threaded rod (3); the top end of the lifting threaded rod (3) is fixedly connected to an adjustment handle (4); the front end of the limit slider (15) is fixedly connected to an indicator rod (8); and the outer side of the front end of the side support frame (2) is fixedly connected to a scale plate (5).

4. A convenient positioning regulating valve welding device according to claim 3, characterized in that: The driving end of the driving motor (7) is fixedly connected to the left side of the first bidirectional threaded rod (19), and the top ends of the telescopic limiting rods (14) are respectively fixedly connected to the bottom ends of the supporting columns (13).

5. The convenient positioning regulating valve welding device according to claim 3 is characterized in that: The exterior of the limit slider (15) is slidably connected to the inner front side of the side support frame (2), the exterior of the lifting threaded rod (3) is threadedly connected to the inner side of the limit slider (15), and the exterior of the fixed arc plate (22) is slidably connected to the inner sides of the fixed plate (11).

6. A convenient positioning regulating valve welding device according to claim 2, characterized in that: The driving end of the servo motor (6) is fixedly connected to the outer side of the driving rotating rod (16).

7. The convenient positioning regulating valve welding device according to claim 2 is characterized in that: The exterior of the driving rotating rod (16) is slidably connected to the interior of the rotating sleeve (21) respectively, and the interior of the rotating sleeve (21) is fixedly connected to the exterior of the fixed disk (11).

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