Welding backing

Abstract

The utility model relates to a welding backing, which belongs to the technical field of welding backing, and comprises two backing tables and an anti-slip mat, a mounting structure is arranged between the two backing tables, and the mounting structure comprises a positioning rod fixedly arranged on the outer wall of the right side of each backing table; the outer walls of the front side and the rear side of the liner table are each fixedly provided with two positioning clamping blocks, and the outer walls of the front side and the rear side of each positioning clamping block are each fixedly provided with two side plates. According to the welding backing, the two backing tables are assembled, so that the welding backing is easier to mount and dismount, especially in a complex welding structure, the backing can be rapidly positioned and fixed, the split type welding backing can be adjusted and combined according to the specific shape and size of a welding workpiece, the requirements for different welding positions and angles are met, and the welding backing is convenient to use. Meanwhile, when part of the gasket is damaged or abraded, the part can be replaced independently, the whole gasket does not need to be replaced, and the maintenance cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding gasket technical field, concretely is a kind of welding gasket. BACKGROUND

[0002] Welding gasket is a kind of professional material used in welding operation, it is usually laid below or both sides of weld, and main function is to protect welding area from the direct action of electric arc, prevent the loss of molten metal, and control the shape and size of weld. Gasket material can be ceramic, metal, asbestos, glass fiber or other high-temperature-resistant composite material, they can withstand the high temperature generated during welding, while maintaining stability and not deforming. Using welding gasket can reduce welding defects, improve the appearance of weld and the mechanical properties of joint, which is of great significance to ensure welding quality and improve welding efficiency. In the precision welding work of shipbuilding, bridge engineering, pressure vessel manufacturing and other industries, the application of welding gasket is particularly critical.

[0003] The current integral welding gasket has certain limitations in use, especially in maintenance and replacement. Once the integral welding gasket is damaged or worn out, it needs to be replaced as a whole, which not only causes waste of materials, but also increases maintenance cost and downtime. At the same time, the application of integral gasket in complex welding structure is also more difficult, it is not easy to accurately maintain and replace for specific area, therefore a kind of welding gasket is proposed. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a kind of welding gasket, with the advantages of being convenient for assembling and replacing damaged parts, etc., solving the problems of not only causing waste of materials, but also increasing maintenance cost and downtime, and the application of integral gasket in complex welding structure is also more difficult, it is not easy to accurately maintain and replace for specific area.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a kind of welding gasket, including two gasket platforms and non-slip mat, installation structure is equipped between two gasket platforms;

[0006] The mounting structure comprises a positioning rod fixedly installed on the right outer wall of the cushion table, two positioning clamping blocks fixedly installed on the front and rear outer walls of the cushion table, two side plates fixedly installed on the front and rear outer walls of the positioning clamping block, a first mounting seat fixedly installed on the left and right outer walls of the side plate, a fixing screw slidingly connected in the first mounting seat, a two-way threaded rod rotationally connected between two adjacent side plates, two threaded rings threadedly connected on the outer circumferential wall of the two-way threaded rod, an adjusting rod fixedly installed on the outer circumferential wall of the threaded ring, a limiting clamping seat fixedly installed on the side of the adjusting rod away from the threaded ring, a rotating rod rotationally installed on the top outer wall of the bottom side plate, a driving gear fixedly installed on the outer circumferential wall of the rotating rod, a driven gear threadedly connected on the outer circumferential wall of the two-way threaded rod, and a friction assembly provided on the outer circumferential wall of the rotating rod.

[0007] Further, the friction assembly comprises a contact table fixedly installed on the front and rear outer walls of the cushion table, and an arc-shaped friction pad movably installed on the outer circumferential wall of the rotating rod.

[0008] Further, the rotating rod is rotationally connected to the outer wall of the contact table away from the cushion table, the second mounting seat is movably installed on the outer wall of the contact table away from the cushion table, the outer wall of the contact table away from the cushion table is provided with two fastening screw grooves, and the fastening screw is slidingly threaded in the fastening screw groove and is in size adaptation.

[0009] Further, the front and rear outer walls of the cushion table are provided with four fixed screw grooves, and the fastening screw is slidingly threaded in the fixed screw groove and is in size adaptation.

[0010] Further, the top outer wall of the rotating rod is fixedly installed with a hand wheel, the driving gear and the driven gear are in meshing with each other, and the driven gear is located between the two threaded rings.

[0011] Further, the limiting clamping seat is in the shape of a U, the limiting clamping seat is slidingly connected to the outer wall of the cushion table, two adjacent positioning clamping blocks are slidingly connected in the limiting clamping seat, the left wall of the cushion table is provided with a positioning groove, and the positioning rod is slidingly connected in the positioning groove and is in size adaptation.

[0012] Further, the number of the anti-skid pads is eight, and the eight anti-skid pads are fixedly installed on the bottom outer walls of the two cushion tables.

[0013] Compared with the prior art, the technical scheme has the following beneficial effects:

[0014] The welding gasket is assembled by two gasket tables, so that the welding gasket is easier to install and disassemble, especially in a complex welding structure, the gasket can be quickly positioned and fixed, and the split welding gasket can be adjusted and combined according to the specific shape and size of the welding workpiece, so as to adapt to the requirements of different welding positions and angles, and when part of the gasket is damaged or worn, the part can be replaced alone, without the need to replace the entire gasket, thereby reducing maintenance costs. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the utility model Figure 1 A is an enlarged structural schematic diagram;

[0017] Figure 3 It is a connecting structural schematic diagram of the gasket table and the positioning rod of the utility model;

[0018] In the drawings:

[0019] 1, gasket table; 2, non-slip pad; 3, positioning rod; 4, positioning block; 5, side plate; 6, first mounting seat; 7, fixing screw; 8, bidirectional threaded rod; 9, threaded ring; 10, adjusting rod; 11, limiting clamp; 12, rotating rod; 13, hand wheel; 14, driving gear; 15, driven gear; 16, contact table; 17, arc-shaped friction pad; 18, second mounting seat; 19, fastening screw. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1 to 3 A welding gasket in the embodiment comprises two gasket tables 1 and non-slip pads 2, and the two gasket tables 1 are provided with mounting structures.

[0022] The number of non-slip pads 2 is eight, and the eight non-slip pads 2 are fixedly installed on the bottom outer walls of the two gasket tables 1.

[0023] The mounting structure comprises a positioning rod 3 fixedly mounted on the right outer wall of the cushion table 1, two positioning blocks 4 fixedly mounted on the front and rear outer walls of the cushion table 1, two side plates 5 fixedly mounted on the front and rear outer walls of the positioning block 4, a first mounting seat 6 fixedly mounted on the left and right outer walls of the side plate 5, a fixing screw 7 slidably connected in the first mounting seat 6, and four fixing screw grooves formed in the front and rear outer walls of the cushion table 1.

[0024] A bidirectional threaded rod 8 is rotatably connected between two adjacent side plates 5, two threaded rings 9 are threadedly connected to the outer circumferential wall of the bidirectional threaded rod 8, an adjusting rod 10 is fixedly mounted on the outer circumferential wall of the threaded ring 9, a limiting block 11 is fixedly mounted on the side of the adjusting rod 10 away from the threaded ring 9, the limiting block 11 is in a U shape, the limiting block 11 is slidably connected to the outer wall of the cushion table 1, two adjacent positioning blocks 4 are slidably connected to the inside of the two limiting blocks 11, and a positioning groove is formed in the left wall of the cushion table 1.

[0025] A rotating rod 12 is rotatably mounted on the top outer wall of the bottom side plate 5, a driving gear 14 is fixedly mounted on the outer circumferential wall of the rotating rod 12, a driven gear 15 is threadedly connected to the outer circumferential wall of the bidirectional threaded rod 8, a hand wheel 13 is fixedly mounted on the top outer wall of the rotating rod 12, the driving gear 14 and the driven gear 15 are in meshing engagement, and the driven gear 15 is located between the two threaded rings 9.

[0026] The outer circumferential wall of the rotating rod 12 is provided with a friction assembly, the friction assembly comprises a contact table 16 fixedly mounted on the front and rear outer walls of the cushion table 1, an arc-shaped friction pad 17 movably mounted on the outer circumferential wall of the rotating rod 12, a second mounting seat 18 fixedly mounted on the left and right outer walls of the arc-shaped friction pad 17, and a fastening screw 19 slidably mounted in the second mounting seat 18.

[0027] In this embodiment, the number of cushion tables 1 can be two or more, and the actual use requirements are installed.

[0028] In this embodiment, the side plate 5 is installed through the first mounting seat 6 and the fixing screw 7, when the cushion table 1 is damaged, the bidirectional threaded rod 8, the threaded ring 9, the adjusting rod 10, the limiting block 11 and the rotating rod 12 can be removed and installed on a new cushion table 1, thereby improving the utilization rate.

[0029] In the embodiment, the arc-shaped friction pad 17 limits the rotation rod 12 by friction force, so that the rotation rod 12 is fixed after adjustment and is prevented from rotating at will.

[0030] The working principle of the above embodiment is as follows:

[0031] When the two pad tables 1 are installed, the left pad table 1 is moved to the right pad table 1, so that the positioning rod 3 slides into the right pad table 1, at this time, the hand wheel 13 drives the rotation rod 12 to rotate, the driving gear 14 drives the driven gear 15 to rotate, and the driven gear 15 drives the bidirectional threaded rod 8 to rotate, at this time, the threaded ring 9 drives the limiting clamp base 11 to move to the direction of the positioning block 4 through the adjusting rod 10, when the two limiting clamp bases 11 slide to the outer wall of the two positioning blocks 4, the installation of the two pad tables 1 is completed, and finally the arc-shaped friction pad 17 is attached to the outer wall of the rotation rod 12, and the second mounting seat 18 is fixed to the outer wall of the contact table 16 through the fastening screw 19, at this time, the whole work step is completed.

[0032] It should be noted that, in the present document, relational terms such as first and second and the like can be 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, no element discussed herein is required unless specifically recited in a claim.

[0033] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations of the embodiments can be made without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A welding backing, comprising two backing platforms (1) and an anti-slip pad (2), characterized in that: An installation structure is provided between the two padding platforms (1); The installation structure includes a positioning rod (3) fixedly installed on the right outer wall of the padding platform (1). Two positioning blocks (4) are fixedly installed on the front and rear outer walls of the padding platform (1). Two side plates (5) are fixedly installed on the front and rear outer walls of the positioning blocks (4). A first mounting seat (6) is fixedly installed on the left and right outer walls of the side plates (5). A fixing screw (7) is slidably connected inside the first mounting seat (6). A bidirectional threaded rod (8) is rotatably connected between two adjacent side plates (5). The outer peripheral wall of the threaded rod (8) is threaded with two threaded rings (9). An adjusting rod (10) is fixedly installed on the outer peripheral wall of the threaded rings (9). A limit seat (11) is fixedly installed on the side of the adjusting rod (10) away from the threaded rings (9). A rotating rod (12) is rotatably installed on the top outer wall of the bottom side plate (5). A driving gear (14) is fixedly installed on the outer peripheral wall of the rotating rod (12). A driven gear (15) is threadedly connected to the outer peripheral wall of the bidirectional threaded rod (8). A friction assembly is provided on the outer peripheral wall of the rotating rod (12).

2. The welding gasket according to claim 1, characterized in that: The friction assembly includes contact platforms (16) fixedly installed on the outer walls of the front and rear sides of the pad platform (1), an arc-shaped friction pad (17) movably installed on the outer peripheral wall of the rotating rod (12), and a second mounting seat (18) fixedly installed on the outer walls of the left and right sides of the arc-shaped friction pad (17), and a fastening screw (19) slidably installed inside the second mounting seat (18).

3. A welding gasket according to claim 2, characterized in that: The rotating rod (12) is rotatably connected to the outer wall of the contact platform (16) away from the pad platform (1). The second mounting seat (18) is movably installed on the outer wall of the contact platform (16) away from the pad platform (1). The outer wall of the contact platform (16) away from the pad platform (1) has two fastening threaded grooves. The fastening screw (19) slides through the internal thread of the second mounting seat (18) and is connected to the inside of the fastening threaded groove and is of the same size.

4. A welding gasket according to claim 1, characterized in that: The front and rear outer walls of the pad platform (1) are provided with four fixed threaded grooves. The fixing screw (7) slides through the internal thread of the first mounting base (6) and is connected to the inside of the fixed threaded groove and is of the same size.

5. A welding gasket according to claim 1, characterized in that: A handwheel (13) is fixedly installed on the top outer wall of the rotating rod (12). The driving gear (14) and the driven gear (15) mesh with each other. The driven gear (15) is located between two threaded rings (9).

6. A welding gasket according to claim 1, characterized in that: The limiting card seat (11) is U-shaped and is slidably connected to the outer wall of the pad platform (1). Two adjacent positioning blocks (4) are slidably connected inside the two limiting card seats (11). The left side wall of the pad platform (1) is provided with a positioning groove. The positioning rod (3) is slidably connected inside the positioning groove and is of the same size.

7. A welding gasket according to claim 1, characterized in that: The number of anti-slip mats (2) is eight, and the eight anti-slip mats (2) are respectively fixedly installed on the bottom outer wall of the two pads (1).

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