Flange spot welding cover plate tool

Abstract

The utility model relates to the technical field of gas distribution flange machining, in particular to a flange spot welding cover plate tool which comprises a bottom plate, the top of the bottom plate is fixedly connected with a plane bearing, the top of the plane bearing is fixedly connected with a containing disc, the top of the containing disc is fixedly connected with a plurality of installation frames, and the installation frames are distributed in an annular array shape. Through a finely designed mechanical transmission mechanism, automatic downward pressing and clamping of a cover plate and a flange are achieved, the convenience and accuracy of spot welding operation are greatly improved, the labor intensity of workers is relieved, and automatic positioning and clamping are achieved; due to the design of the mounting frames distributed in an annular array and the limiting grooves, welding point location positioning is rapid and accurate, the next welding position can be easily switched by rotating the containing disc, and the welding efficiency and the consistency of spot welding intervals are remarkably improved; by means of the automatic tool, the direct manual operation requirement is reduced, potential safety hazards in the operation process are reduced, meanwhile, it is ensured that the welding process is stable, the overall operation safety level is improved, and operation safety is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of gas distribution flange processing, and specifically relates to a flange spot welding cover plate tooling. Background Technique

[0002] The operation of spot welding the cover plate of the gas distribution flange involves using a clean and aligned flange and cover plate, ensuring correct position through initial spot welding fixation, and then using gas shielded welding (such as CO2 gas shielded welding). Based on controlling the gas purity and taking necessary welding protection measures, the welding is precisely completed to ensure the sealing performance and welding quality. The entire process requires attention to detail management, including pre-welding preparation, welding process control, and post-welding inspection and sealing test, to ensure the safe and reliable operation of the gas distribution system.

[0003] During the process of spot welding the cover plate of the gas distribution flange, it is necessary to fix the positions of the cover plate and the flange. The existing technology usually fixes them by hand and then manually adjusts the welding position for spot welding, which is rather inconvenient.

[0004] Therefore, a flange spot welding cover plate tooling is needed to solve the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a flange spot welding cover plate tooling to solve the problems put forward in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution:

[0007] A flange spot welding cover plate tooling includes a bottom plate. A plain bearing is fixedly connected to the top of the bottom plate. A holding tray is fixedly connected to the top of the plain bearing. A plurality of mounting brackets are fixedly connected to the top of the holding tray. The plurality of mounting brackets are all distributed in a circular array. A worm gear is rotatably connected to the top of the mounting bracket. A clamping rod is fixedly connected to the top of the worm gear. A worm is meshed with the bottom of the worm gear. A transmission rod is fixedly connected to the side of the worm. The transmission rod is rotatably connected to the top of the holding tray. A transmission gear is fixedly connected inside the transmission rod. An end face gear is meshed with the side of the transmission gear.

[0008] As a preferred solution of the utility model, a rotating rod is fixedly connected to the center of the end face gear. The rotating rod is rotatably connected to the center of the top of the holding tray. An L-shaped rod is fixedly connected to the top of the rotating rod.

[0009] As a preferred solution of the utility model, a spring is fixedly connected to the surface of the bottom plate. A limiting block is fixedly connected to the top of the spring.

[0010] As a preferred embodiment of the present utility model, a plurality of limiting grooves are correspondingly formed at the lower part of the placing tray and the mounting frame. The plurality of limiting grooves are all distributed in an annular array, and the sizes of the plurality of limiting grooves are the same.

[0011] As a preferred embodiment of the present utility model, the limiting block is made of stainless steel, and the limiting block extends into the corresponding limiting groove.

[0012] As a preferred embodiment of the present utility model, the plain bearing is fixedly connected to the center of the top of the bottom plate, and the placing tray is fixedly connected to the center of the top of the plain bearing.

[0013] As a preferred embodiment of the present utility model, the face gear is made of stainless steel. The face gear is arranged at the bottom of the driving gear, and the face gear meshes with the driving gear.

[0014] As a preferred embodiment of the present utility model, the clamping rod is arranged on the side of the mounting frame, and the clamping rod is made of stainless steel.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] 1. In the present utility model, through the combined use of the bottom plate, plain bearing, placing tray, mounting frame, worm gear, clamping rod, worm, transmission rod, driving gear, face gear, rotating rod, spring, limiting block and limiting groove, through the finely designed mechanical transmission mechanism, the automatic downward pressing and clamping of the cover plate and the flange are realized, greatly improving the convenience and accuracy of the spot welding operation, reducing the manual labor intensity, and realizing automatic positioning and clamping; the design of the mounting frame and the limiting groove distributed in an annular array enables the rapid and accurate positioning of the welding points. By rotating the placing tray, it is possible to easily switch to the next welding position, significantly improving the welding efficiency and the consistency of the spot welding spacing; the automatic tooling reduces the need for direct manual operation, reduces the potential safety hazards during the operation, and at the same time ensures the stability of the welding process, improves the overall operation safety level, and enhances the operation safety.

[0017] 2. In the present utility model, the application of this tooling is conducive to realizing the standardization and normalization of the welding process, helping to improve the uniformity and reliability of the welding finished product quality, meeting the requirements of high-quality production; the design is universal and can adapt to gas distribution flanges of different specifications, and can meet the diversified production needs through simple adjustment, enhancing the applicable range and flexibility of the equipment; the long-term application of this tooling can reduce errors and waste rates caused by human factors, saving material and time costs, thus showing significant advantages in production management and economic benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the device of the present utility model;

[0019] Figure 2 This is the structural diagram of the clamping state of the present utility model;

[0020] Figure 3 This is the structural schematic diagram of the storage tray and the plain bearing of the present utility model;

[0021] Figure 4 This is the structural schematic diagram of the mounting bracket and the clamping rod of the present utility model.

[0022] In the figure: 1, bottom plate; 2, plain bearing; 3, storage tray; 4, mounting bracket; 5, worm gear; 6, clamping rod; 7, worm; 8, transmission rod; 9, transmission gear; 10, face gear; 11, rotating rod; 12, spring; 13, limit block; 14, limit groove. Specific embodiments

[0023] Next, in combination with the embodiments of the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Embodiment, please refer to Figures 1 - 4 The present utility model provides a technical solution:

[0025] A flange spot welding cover plate tooling, including a bottom plate 1, a plain bearing 2 is fixedly connected to the top of the bottom plate 1, a storage tray 3 is fixedly connected to the top of the plain bearing 2, a plurality of mounting brackets 4 are fixedly connected to the top of the storage tray 3, and the plurality of mounting brackets 4 are all distributed in a circular array. The top of the mounting bracket 4 is rotatably connected to a worm gear 5, and a clamping rod 6 is fixedly connected to the top of the worm gear 5. Through a finely designed mechanical transmission mechanism, automatic downward pressing and clamping of the cover plate and the flange are realized, greatly improving the convenience and accuracy of the spot welding operation, reducing the manual labor intensity, and realizing automatic positioning and clamping; the circular array distribution of the mounting brackets 4 and the design of the limit groove 14 enable the welding point positioning to be fast and accurate. Rotating the storage tray 3 can easily switch to the next welding position, significantly improving the welding efficiency and the consistency of the spot welding spacing. The bottom of the worm gear 5 is engaged with a worm 7, a transmission rod 8 is fixedly connected to the side of the worm 7, the transmission rod 8 is rotatably connected to the top of the storage tray 3, a transmission gear 9 is fixedly connected inside the transmission rod 8, and the side of the transmission gear 9 is engaged with a face gear 10.

[0026] In this embodiment, as shown in Figure 1 and Figure 2As shown, a rotating rod 11 is fixedly connected to the center of the face gear 10. The rotating rod 11 is rotatably connected to the center of the top of the holding tray 3. An L-shaped rod is fixedly connected to the top of the rotating rod 11. A spring 12 is fixedly connected to the surface of the bottom plate 1. Automated tooling reduces the need for direct manual operation, reduces safety hazards during the operation, ensures a stable welding process, improves the overall operation safety level, and enhances operation safety. The top of the spring 12 is fixedly connected to a limit block 13. Multiple limit slots 14 are correspondingly formed in the lower part of the holding tray 3 and the mounting bracket 4. The multiple limit slots 14 are all arranged in an annular array, and the sizes of the multiple limit slots 14 are the same.

[0027] In this embodiment, as Figure 3 and Figure 4 shown, the limit block 13 is made of stainless steel. The limit block 13 extends into the corresponding limit slot 14. The plain bearing 2 is fixedly connected to the center of the top of the bottom plate 1. The holding tray 3 is fixedly connected to the center of the top of the plain bearing 2. The application of the tooling is conducive to realizing the standardization and normalization of the welding process, helps to improve the uniformity and reliability of the welding finished product quality, and meets the requirements of high-quality production; the design is universal and can adapt to gas distribution flanges of different specifications, and can meet diverse production needs through simple adjustment, enhancing the applicable range and flexibility of the equipment; long-term application of this tooling can reduce errors and scrap rates caused by human factors, save material and time costs, and thus show significant advantages in production management and economic benefits. The face gear 10 is made of stainless steel. The face gear 10 is arranged at the bottom of the transmission gear 9. The face gear 10 meshes with the transmission gear 9. The clamping rod 6 is arranged on the side of the mounting bracket 4. The clamping rod 6 is made of stainless steel.

[0028] The working process of the present utility model: When using the flange spot welding cover plate tooling designed by this solution in work, first place the gas distribution flange on the holding tray 3, then cover the cover plate on the gas distribution flange, and then rotate the rotating rod 11. The rotation of the rotating rod 11 drives the rotation of the face gear 10. The rotation of the face gear 10 drives the rotation of the transmission gear 9, and then drives the transmission rod 8 and further drives the worm 7 to rotate. The rotation of the worm 7 drives the rotation of the worm gear 5. When the worm gear 5 rotates, it drives the clamping rod 6 to rotate, thereby pressing and clamping the cover plate and the gas distribution flange. When performing spot welding, according to the position of the clamping rod 6, it is convenient for the user to judge the spot welding spacing, and by rotating the holding tray 3 by a distance of one limit slot 14, it is convenient to perform welding at the next point.

[0029] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A flange spot welding cover plate tooling, comprising a base plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to a plane bearing (2), the top of the plane bearing (2) is fixedly connected to a receiving tray (3), the top of the receiving tray (3) is fixedly connected to a plurality of mounting frames (4), the plurality of mounting frames (4) are distributed in a ring array, the top of the mounting frame (4) is rotatably connected to a worm wheel (5), the top of the worm wheel (5) is fixedly connected to a clamping rod (6), the bottom of the worm wheel (5) is meshed with a worm (7), the side of the worm (7) is fixedly connected to a transmission rod (8), the transmission rod (8) is rotatably connected to the top of the receiving tray (3), a transmission gear (9) is fixedly connected inside the transmission rod (8), and the side of the transmission gear (9) is meshed with an end gear (10).

2. A flange spot welding cover plate tooling according to claim 1, characterized in that: A rotating rod (11) is fixedly connected to the center of the end face gear (10), the rotating rod (11) is rotatably connected to the top center of the containing tray (3), and an L-shaped rod is fixedly connected to the top of the rotating rod (11).

3. A flange spot welding cover plate tooling according to claim 1, characterized in that: A spring (12) is fixedly connected to the surface of the bottom plate (1), and a limit block (13) is fixedly connected to the top of the spring (12).

4. The flange spot welding cover plate tooling according to claim 1, characterized in that: A plurality of limiting grooves (14) are correspondingly provided at the lower part of the containing tray (3) and the position of the mounting frame (4), the plurality of limiting grooves (14) are distributed in a circular array, and the plurality of limiting grooves (14) have the same size.

5. The flange spot welding cover plate tooling according to claim 3 is characterized in that: The material of the limiting block (13) is stainless steel, and the limiting block (13) extends into the corresponding limiting groove (14).

6. The flange spot welding cover plate tooling according to claim 1, characterized in that: The plane bearing (2) is fixedly connected to the top center of the bottom plate (1), and the containing plate (3) is fixedly connected to the top center of the plane bearing (2).

7. The flange spot welding cover plate tooling according to claim 1, characterized in that: The material of the end face gear (10) is stainless steel; the end face gear (10) is arranged at the bottom of the transmission gear (9); the end face gear (10) is meshed with the transmission gear (9).

8. The flange spot welding cover plate tooling according to claim 1, characterized in that: The clamping rod (6) is arranged on a side of the mounting frame (4), and the material of the clamping rod (6) is stainless steel.

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