Laser welding pad

Abstract

The utility model discloses a laser welding gasket, which belongs to the field of gaskets, including a gasket body, an arc groove is provided at the top of the gasket body, and a metal sheet is provided in the arc groove, two symmetrically distributed positioning blocks are fixedly installed on one side of the gasket body, and a positioning groove matching the positioning block is provided on the other side of the gasket body, two symmetrically distributed splicing grooves are provided on both sides of the bottom end of the gasket body, and a splicing plate is provided in the splicing groove, and two symmetrically distributed protective grooves are provided at the bottom end of the splicing plate, and first bolts are provided in the protective grooves. The utility model plays the role of positioning and splicing two gasket bodies through the cooperation of the plug block and the slot, and then plays the role of fixing and splicing two gasket bodies through the setting of the splicing plate and the first bolt, which is convenient for supporting welding products of different sizes and is conducive to improving the use range of the equipment.

Description

Technical Field

[0001] The utility model relates to the field of pads, and more specifically to a laser welding pad. Background Art

[0002] Welding backing is a type of welding equipment used in welding process. The backing material can be metal, flux, fiber, ceramic, etc. When welding metal workpieces, if a single-sided welding process is used, welding is only performed in front of the welding base material. During the welding operation, the welding wire and the base material are melted by the high-temperature arc generated to form a high-temperature molten liquid. The welding backing is a kind of backing device pre-placed along the back of the joint to ensure the root of the joint is welded through and the back of the weld is formed.

[0003] The patent with application number 202021069978.0 discloses a welding pad, including a lining pad, the top of the lining pad is provided with an arc-shaped groove, the inner wall of the arc-shaped groove is provided with a metal gasket, the bottom of the lining pad is fixedly connected with a connecting seat, the bottom of the connecting seat is fixedly connected with a supporting block, the lining pad includes a heat insulation layer, the bottom of the heat insulation layer is fixedly connected with a ceramic layer, the bottom of the ceramic layer is fixedly connected with an adhesive layer, and the heat insulation layer is made of one of asbestos and glass fiber. The utility model can effectively solve the problem of the single structure of the traditional pad through the coordinated use of the lining pad, the arc-shaped groove, the metal gasket, the connecting seat, the supporting block, the heat insulation layer, the ceramic layer and the adhesive layer, saving the welding materials and the process of cleaning the defects of the metal at the bottom of the weld. The lining structure is simple, easy to use, low in production cost, and can be reused, thereby achieving the purpose of saving resources.

[0004] In view of the above-mentioned related technologies, the problem of the single structure of the traditional liner can be effectively solved by using a liner pad, an arc groove, a metal gasket, a connecting seat, a support block, an insulation layer, a ceramic layer and an adhesive layer, saving welding materials and the process of cleaning and removing defects at the bottom of the weld. However, the equipment has a fixed size and is not convenient for protecting welding products of different lengths. The staff needs to replace the corresponding liner pad, which reduces the use effect of the product. Utility Model Content

[0005] In order to solve the above problems, the utility model provides a laser welding pad, which adopts the following technical solutions:

[0006] A laser welding gasket comprises a gasket body, an arc groove is provided at the top of the gasket body, a metal sheet is provided in the arc groove, two symmetrically distributed positioning blocks are fixedly installed on one side of the gasket body, and a positioning groove matching the positioning block is provided on the other side of the gasket body, two symmetrically distributed splicing grooves are provided on both sides of the bottom end of the gasket body, and a splicing plate is provided in the splicing groove, two symmetrically distributed protective grooves are provided at the bottom end of the splicing plate, and first bolts are provided in the protective grooves, the first bolts penetrate the splicing plate, and a first screw groove matching the first bolt is provided on the inner wall of the top end of the splicing groove;

[0007] A support block is fixedly installed at the bottom end of the metal sheet, and a mounting block is fixedly installed at the bottom end of the support block, a fixing component is provided between the support block and the metal sheet, a mounting groove matching the mounting block is provided in the gasket body, the top end of the support block slides through the mounting groove, and two symmetrically distributed movable grooves are provided on the inner wall of the mounting groove away from the positioning block, and a positioning component is provided in the movable groove.

[0008] By adopting the above technical scheme, when the equipment is in use, the staff can place the positioning block installed on one side of one of the gasket bodies in the positioning groove opened on the side wall of the other gasket body, and through the engagement of the positioning block and the positioning groove, the two gasket bodies can be positioned and spliced. Subsequently, the staff places the splicing plate in the splicing groove that fits the bottom of the two gasket bodies. After the splicing plate and the splicing groove are engaged, the staff places the first bolt in the protective groove opened at the bottom of the splicing plate, and then the first bolt passes through the splicing plate and is screwed into the first screw groove opened on the inner wall of the top of the splicing groove, which can play the role of splicing the two gasket bodies and increase the length of the equipment, so that the equipment can support welding products of different lengths, which is beneficial to improving the use range of the equipment. When the equipment is assembled, the staff fixes the gasket body through existing technology, and then places the welding product on the top of the gasket body, which can play a supporting and protective role, which is convenient for the staff to weld later. The top of the gasket body plays a protective role through the setting of the metal sheet.

[0009] The metal sheet is fixed by engaging with the mounting block and the mounting groove opened on the side wall of the gasket body, and a positioning component is provided in the mounting groove, which plays the role of positioning and fixing the mounting block, thereby facilitating the staff to replace the metal sheet later, reducing the frequency of the staff cleaning the welding slag on the top of the metal sheet, which is beneficial to improving the welding efficiency of the staff, and the metal sheet is fixed to the support block by a fixing component, and the metal sheet and the support block are installed separately, which is convenient for the staff to replace the damaged metal sheet without replacing the whole piece, thereby reducing material waste.

[0010] Furthermore, the fixing assembly includes two limit blocks symmetrically installed on the bottom end of the metal sheet, the top of the support block is provided with a limit groove matching the limit block, the bottom of the support block is provided with two symmetrically distributed grooves, and the inner walls of the top ends of the two grooves are provided with two symmetrically distributed second bolts, the second bolts in the same group all pass through the grooves on the same side, and the bottom of the metal sheet is provided with a second screw groove matching the second bolt.

[0011] By adopting the above technical solution, the staff places the metal sheet on the top of the supporting block, and makes the limit block installed at the bottom of the metal sheet engage with the limit groove opened at the top of the supporting block. The metal sheet is positioned through the engagement of the limit block and the limit groove. Then the staff passes the second bolt through the supporting block and screws it into the second screw groove opened at the bottom of the metal sheet to fix the assembled metal sheet. When the metal sheet is damaged, only the damaged metal sheet needs to be replaced, which reduces material waste.

[0012] Furthermore, anti-sliding blocks are fixedly mounted on both sides of the metal sheet, and a receiving groove matching the anti-sliding block on the same side is formed on the inner wall of the arc-shaped groove.

[0013] By adopting the above technical solution, when the staff places the metal sheet in the arc groove, the anti-sliding block installed on the side wall of the metal sheet engages with the storage groove opened on the inner wall of the arc groove. The engagement of the anti-sliding block and the storage groove is conducive to maintaining the stability and sealing of the metal sheet installation.

[0014] Furthermore, the positioning assembly includes a positioning rod slidably installed in the movable groove, and the inner wall on the opposite side of the two positioning rods and the side opposite to the movable groove of the same group is fixedly connected with a spring, the side wall of the mounting block is provided with a positioning hole matching the positioning rod on the same side, and the side wall of the mounting block is provided with a rubber pad.

[0015] By adopting the above technical solution, when the staff places the mounting block on the inner wall of the mounting groove, a chamfer is provided on one end of the mounting block, and the mounting block pushes the positioning rod to slide into the same group of movable grooves, and the positioning rod pushes the same group of springs to contract. When the mounting block is completely engaged with the mounting groove, the positioning rod returns to its original position under the elastic force of the same group of springs, so that the positioning rod engages with the positioning hole provided on the side wall of the mounting block, which can play a role in positioning and fixing the mounting block, and is beneficial to maintaining the stability of the metal sheet installation. The side wall of the mounting block is provided with a rubber pad, which is beneficial to increase the friction between the mounting block and the mounting groove, and thus is beneficial to maintaining the stability of the installation of the mounting block.

[0016] Furthermore, two symmetrically distributed sliding blocks are fixedly mounted on the side walls at opposite ends of the two positioning rods, and the inner wall of the movable groove is provided with a sliding groove matching the sliding block on the same side.

[0017] By adopting the above technical solution, when the positioning rod slides in the movable groove, the positioning rod slides with the slider in the sliding groove on the same side. The cooperation between the slider and the sliding groove helps to prevent the positioning rod from leaving the movable groove and helps to maintain the sliding stability of the positioning rod.

[0018] Furthermore, a calibration block is provided on one side of the pad body close to the positioning block, an insert block is fixedly installed on the bottom of the calibration block close to the pad body, a slot matching the insert block is opened on one side of the pad body close to the calibration block, and a calibration line is provided on one side of the calibration block close to the pad body.

[0019] By adopting the above technical solution, a calibration block is set on one side of the gasket body, and a calibration line is set on the side wall of the calibration block, so that the staff can accurately align the two required welding products, and the calibration line can serve as a reference line.

[0020] In summary, the utility model includes the following beneficial technical effects:

[0021] (1) In the utility model, the cooperation of the plug block and the slot plays the role of positioning and splicing the two gasket bodies, and then the setting of the splicing plate and the first bolt can play the role of fixing and splicing the two gasket bodies, which is convenient for supporting welding products of different sizes and is beneficial to improving the use range of the equipment.

[0022] (2) In the utility model, the metal sheet is fixed by the cooperation of the mounting block, the mounting groove and the positioning assembly, and the metal sheet and the support block are fixed by the fixing assembly, which is convenient for the staff to replace the metal sheet. The staff does not need to frequently clean the welding slag on the top of the metal sheet, which is beneficial to improving the welding efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the structure of a laser welding pad;

[0024] Figure 2 It is a bottom view of the utility model;

[0025] Figure 3 It is a cross-sectional view of the utility model;

[0026] Figure 4 For this utility model Figure 3 A magnified view of middle;

[0027] Figure 5 It is an exploded view of the utility model.

[0028] Description of the numbers in the figure:

[0029] 1. Gasket body; 2. Metal sheet; 3. Anti-sliding block; 4. Positioning groove; 5. Mounting block; 6. Splicing groove; 7. Calibration block; 8. Splicing plate; 9. Protection groove; 10. First bolt; 11. Positioning block; 12. Insert block; 13. Support block; 14. Limit block; 15. Positioning rod; 16. Spring; 17. Movable groove; 18. Arc groove; 19. Storage groove; 20. Mounting groove; 21. Second bolt; 22. Groove. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0031] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0032] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" 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 communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0033] The following is combined with Figure 1-5 The utility model is described in further detail.

[0034] See also Figure 1-5A laser welding gasket comprises a gasket body 1, an arc groove 18 is provided at the top of the gasket body 1, and a metal sheet 2 is provided in the arc groove 18, two symmetrically distributed positioning blocks 11 are fixedly installed on one side of the gasket body 1, and a positioning groove 4 matching the positioning block 11 is provided on the other side of the gasket body 1, two symmetrically distributed splicing grooves 6 are provided on both sides of the bottom end of the gasket body 1, and a splicing plate 8 is provided in the splicing groove 6, two symmetrically distributed protective grooves 9 are provided at the bottom end of the splicing plate 8, and a first bolt 10 is provided in the protective groove 9, the first bolt 10 passes through the splicing plate 8, and a first screw groove matching the first bolt 10 is provided on the inner wall of the top end of the splicing groove 6.

[0035] When the equipment is in use, the staff can place the positioning block 11 installed on one side of one of the gasket bodies 1 in the positioning groove 4 opened on the side wall of the other gasket body 1, and through the engagement of the positioning block 11 and the positioning groove 4, the two gasket bodies 1 can be positioned and spliced. Subsequently, the staff places the splicing plate 8 in the splicing groove 6 that fits the bottom of the two gasket bodies 1. When the splicing plate 8 and the splicing groove 6 are engaged, the staff places the first bolt 10 in the protective groove 9 opened at the bottom of the splicing plate 8, and then the first bolt 10 passes through the splicing plate 8 and is screwed into the first screw groove opened on the inner wall of the top of the splicing groove 6, which can play the role of splicing the two gasket bodies 1 and increase the length of the equipment, making it convenient for the equipment to support welding products of different lengths, which is beneficial to improving the use range of the equipment. When the equipment is assembled, the staff fixes the gasket body 1 through the existing technology, and then places the welding product on the top of the gasket body 1, which can play a supporting and protective role, which is convenient for the staff to weld later. The top of the gasket body 1 plays a protective role through the setting of the metal sheet 2.

[0036] A calibration block 7 is provided on one side of the gasket body 1 close to the positioning block 11, an insert block 12 is fixedly installed on the bottom of the calibration block 7 close to the gasket body 1, a slot matching the insert block 12 is provided on one side of the gasket body 1 close to the calibration block 7, a calibration line is provided on one side of the calibration block 7 close to the gasket body 1, and when the staff places the required welding product, the calibration line provided on the side wall of the calibration block 7 can be used as a reference line to align the product.

[0037] A support block 13 is fixedly installed at the bottom of the metal sheet 2, and a mounting block 5 is fixedly installed at the bottom of the support block 13. A fixing assembly is arranged between the support block 13 and the metal sheet 2, and the fixing assembly includes two limit blocks 14 symmetrically installed at the bottom of the metal sheet 2. A limit groove matching the limit block 14 is provided at the top of the support block 13. Two symmetrically distributed grooves 22 are provided at the bottom of the support block 13, and two symmetrically distributed second bolts 21 are provided on the inner walls of the tops of the two grooves 22. The second bolts 21 of the same group all penetrate the grooves 22 on the same side. The bottom of the metal sheet 2 is A second screw groove matching the second bolt 21 is provided. The staff places the metal sheet 2 on the top of the support block 13, and makes the limit block 14 installed at the bottom end of the metal sheet 2 engage with the limit groove provided at the top of the support block 13. The limit block 14 and the limit groove are engaged with each other to position the metal sheet 2. Then the staff passes the second bolt 21 through the support block 13 and screws it into the second screw groove provided at the bottom end of the metal sheet 2 to fix the assembled metal sheet 2. When the metal sheet 2 is damaged, only the damaged metal sheet 2 needs to be replaced, thereby reducing material waste.

[0038] A mounting groove 20 matching the mounting block 5 is provided in the gasket body 1, and the top of the support block 13 slides through the mounting groove 20. The inner wall of the mounting groove 20 away from the positioning block 11 has two symmetrically distributed movable grooves 17, and a positioning assembly is provided in the movable groove 17. The positioning assembly includes a positioning rod 15 slidably installed in the movable groove 17, and the inner wall of the opposite side of the two positioning rods 15 and the side opposite to the movable groove 17 of the same group are fixedly connected with a spring 16. A positioning hole matching the positioning rod 15 on the same side is provided on the side wall of the mounting block 5, and a rubber pad is provided on the side wall of the mounting block 5. When the metal sheet 2 and the support block 13 are installed, the staff will install the mounting block 5 When placed on the inner wall of the installation groove 20, one end of the installation block 5 is chamfered, and the installation block 5 pushes the positioning rod 15 to slide into the same group of movable grooves 17, and the positioning rod 15 pushes the same group of springs 16 to contract. When the installation block 5 is completely engaged with the installation groove 20, the positioning rod 15 is restored to its original position under the elastic force of the same group of springs 16, so that the positioning rod 15 is engaged with the positioning hole opened on the side wall of the installation block 5, which can play the role of positioning and fixing the installation block 5, which is conducive to maintaining the stability of the installation of the metal sheet 2, and the side wall of the installation block 5 is provided with a rubber pad, which is conducive to increasing the friction between the installation block 5 and the installation groove 20, thereby facilitating the stability of the installation of the installation block 5. .

[0039] Two symmetrically distributed sliders are fixedly installed on the side walls at the opposite ends of the two positioning rods 15. The inner wall of the movable groove 17 is provided with a sliding groove matching the slider on the same side. When the positioning rod 15 slides in the movable groove 17, the positioning rod 15 slides in the sliding groove on the same side with the slider. The cooperation of the slider and the sliding groove helps to prevent the positioning rod 15 from detaching from the movable groove 17 and helps to maintain the sliding stability of the positioning rod 15.

[0040] Anti-slip blocks 3 are fixedly installed on both sides of the metal sheet 2, and a storage groove 19 matching the anti-slip blocks 3 on the same side is provided on the inner wall of the arc groove 18. When the staff places the metal sheet 2 in the arc groove 18, the anti-slip blocks 3 installed on the side wall of the metal sheet 2 engage with the storage groove 19 provided on the inner wall of the arc groove 18. The engagement of the anti-slip blocks 3 and the storage groove 19 is conducive to maintaining the stability and sealing of the installation of the metal sheet 2.

[0041] The implementation principle of the embodiment of the utility model is as follows: when the equipment is in use, the staff can place the positioning block 11 installed on one side of one of the gasket bodies 1 in the positioning groove 4 opened on the side wall of the other gasket body 1, and the positioning block 11 and the positioning groove 4 are engaged to play the role of positioning and splicing the two gasket bodies 1. Subsequently, the staff places the splicing plate 8 in the splicing groove 6 that fits the bottom of the two gasket bodies 1. After the splicing plate 8 and the splicing groove 6 are engaged, the staff places the first bolt 10 in the protective groove 9 opened at the bottom of the splicing plate 8, and then the first bolt 10 passes through the splicing plate 8 and is screwed into the first screw groove opened on the inner wall of the top of the splicing groove 6, which can play the role of splicing the two gasket bodies 1 and increase the length of the equipment, so that the equipment can support welding products of different lengths, which is beneficial to improving the use range of the equipment. When the equipment is assembled, the staff fixes the gasket body 1 through the existing technology, and then places the welding product on the top of the gasket body 1, which can play a supporting and protective role, which is convenient for the staff to weld later. The top of the gasket body 1 plays a protective role through the setting of the metal sheet 2.

[0042] The metal sheet 2 is fixed by the mounting block 5 and the mounting groove 20 opened on the side wall of the gasket body 1, and a positioning component is provided in the mounting groove 20, which plays the role of positioning and fixing the mounting block 5, thereby facilitating the staff to replace the metal sheet 2 later, reducing the frequency of the staff cleaning the welding slag on the top of the metal sheet 2, which is beneficial to improving the welding efficiency of the staff, and the metal sheet 2 is fixed to the support block 13 through the fixing component, and the metal sheet 2 and the support block 13 are installed separately, which is convenient for the staff to replace the damaged metal sheet 2 without replacing the entire piece, thereby reducing material waste.

[0043] The above are all preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. Therefore, any equivalent changes made based on the structure, shape, and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A laser welding pad, comprising a pad body (1), characterized in that: The top of the gasket body (1) is provided with an arc-shaped groove (18), and a metal sheet (2) is provided in the arc-shaped groove (18); two symmetrically distributed positioning blocks (11) are fixedly installed on one side of the gasket body (1), and a positioning groove (4) matching the positioning block (11) is provided on the other side of the gasket body (1); two symmetrically distributed splicing grooves (6) are provided on both sides of the bottom end of the gasket body (1), and a splicing plate (8) is provided in the splicing groove (6); two symmetrically distributed protective grooves (9) are provided at the bottom end of the splicing plate (8), and a first bolt (10) is provided in each of the protective grooves (9); the first bolt (10) passes through the splicing plate (8), and a first screw groove matching the first bolt (10) is provided on the inner wall of the top end of the splicing groove (6); A support block (13) is fixedly mounted on the bottom end of the metal sheet (2), and a mounting block (5) is fixedly mounted on the bottom end of the support block (13); a fixing component is arranged between the support block (13) and the metal sheet (2); a mounting groove (20) matching the mounting block (5) is arranged in the gasket body (1); the top end of the support block (13) slides through the mounting groove (20); two symmetrically distributed movable grooves (17) are arranged on the inner wall of the mounting groove (20) away from the positioning block (11); and a positioning component is arranged in the movable groove (17).

2. A laser welding pad according to claim 1, characterized in that: The fixing assembly comprises two limit blocks (14) symmetrically arranged and installed at the bottom end of the metal sheet (2); a limit groove matching the limit block (14) is provided at the top end of the support block (13); two symmetrically arranged grooves (22) are provided at the bottom end of the support block (13); and two symmetrically arranged second bolts (21) are provided on the inner walls of the top ends of the two grooves (22); the second bolts (21) in the same group penetrate the grooves (22) on the same side; and a second screw groove matching the second bolt (21) is provided at the bottom end of the metal sheet (2).

3. A laser welding pad according to claim 1, characterized in that: Anti-sliding blocks (3) are fixedly mounted on both sides of the metal sheet (2), and a receiving groove (19) matching the anti-sliding block (3) on the same side is provided on the inner wall of the arc-shaped groove (18).

4. The laser welding pad according to claim 1, characterized in that: The positioning assembly comprises a positioning rod (15) slidably mounted in a movable groove (17); a spring (16) is fixedly connected to the inner wall of the opposite side of the two positioning rods (15) and the side opposite to the movable groove (17) of the same group; a positioning hole matching the positioning rod (15) on the same side is formed on the side wall of the mounting block (5); and a rubber pad is provided on the side wall of the mounting block (5).

5. A laser welding pad according to claim 4, characterized in that: Two symmetrically distributed sliding blocks are fixedly mounted on the side walls at opposite ends of the two positioning rods (15), and the inner wall of the movable groove (17) is provided with a sliding groove matching the sliding blocks on the same side.

6. The laser welding pad according to claim 1, characterized in that: A calibration block (7) is provided on the side of the gasket body (1) close to the positioning block (11); an insert block (12) is fixedly mounted on the bottom of the calibration block (7) close to the gasket body (1); a slot matching the insert block (12) is provided on the side of the gasket body (1) close to the calibration block (7); and a calibration line is provided on the side of the calibration block (7) close to the gasket body (1).

Images