Casting welding device with adjustable laser welding head

Abstract

The utility model discloses a casting welding device with an adjustable laser welding head, and belongs to the field of casting welding. The casting welding device with the adjustable laser welding head comprises a movable sliding rail, and fixing blocks are arranged at the two ends of the movable sliding rail. The welding device solves the problems that in the welding process of an existing welding device, in order to weld welding seams at different positions on a part, a moving assembly is arranged on a clamping device or a welding device, but only the moving assembly is arranged on the clamping device or the welding device, the moving range of the part is small, even the part can only move in a single direction, and the welding efficiency is high. In order to solve the problems that in the prior art, a clamping device and a welding device are provided with moving structures composed of hydraulic cylinders, in the welding process, the positions of the parts can be adjusted through the moving structures arranged on the clamping device, and therefore the parts can be conveniently welded through the moving structures arranged on the clamping device; and a moving structure arranged on the welding device can correspondingly adjust the position of the welding head.

Description

Technical Field

[0001] The utility model relates to the field of casting welding, in particular to a casting welding device with an adjustable laser welding head. Background Art

[0002] Laser welding machine is a welding device that uses laser beam as heat source. It uses laser pulse to heat the material in a small range, and the energy increases accordingly, which quickly diffuses into the material through heat conduction, and can complete the welding process of melting, evaporation, and solidification in milliseconds. Laser welding machine has the characteristics of fast welding speed, deep and narrow weld, fine and firm weld and beautiful appearance. At the same time, it has short heating time, small heat-affected zone, small deformation, and no processing or simple processing is required;

[0003] The Chinese patent with publication number CN218612397U discloses a welding device for castings, including a workbench, a fixed bracket is installed on the upper surface of the workbench, a lifting bracket is provided on the top surface of the fixed bracket, a motor is provided on the top surface of the lifting bracket, a lifting screw is connected to the output end of the motor, a locking cover is provided at the bottom of the lifting screw, a plurality of lifting rods are installed on the locking cover, a welding gun lifting plate is installed at the bottom of the lifting rod, and a welding gun is installed at the bottom of the welding gun lifting plate. The upper surface of the workbench is provided with a mounting groove that runs through the workbench table surface, a lower positioning sleeve is installed in the mounting groove, the top end of the lower positioning sleeve is formed with an annular portion extending to the workbench table surface, the top surface of the lower positioning sleeve is provided with a plurality of air gun seats hinged with air guns to achieve rapid air cooling, the bottom end of the lower positioning sleeve is connected to a rotating motor, and the output end of the rotating motor is connected to a lower tooling seat.

[0004] The welding device of the above patent is provided with a moving component on the clamping device or the welding device in order to weld the welds at different positions on the parts during the welding process. However, simply providing the moving component on the clamping device or the welding device will result in a small movement range of the parts, or even movement in only one direction, and the laser welding head will sputter a large number of sparks during the welding process of the parts. Utility Model Content

[0005] The purpose of the utility model is to provide a casting welding device with an adjustable laser welding head. By arranging a moving structure composed of a hydraulic cylinder on both the clamping device and the welding device, not only can the position of the parts be adjusted by the moving structure arranged on the clamping device, but the moving structure arranged on the welding device can also adjust the position of the welding head accordingly during the welding process, thereby solving the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a casting welding device with an adjustable laser welding head, comprising a movable slide rail, fixed blocks are arranged at both ends of the movable slide rail, and also comprising a mounting base, the mounting base is arranged on the outer surface of the movable slide rail, a support column is arranged on the mounting base, a first hydraulic cylinder is arranged at the end of the support column away from the mounting base, a second hydraulic cylinder is arranged below the movable end of the first hydraulic cylinder, a fixed flange is arranged on the movable end of the second hydraulic cylinder, and a laser welding head is arranged on the fixed flange.

[0007] Preferably, the fixing flange is provided with a connecting rod around the laser welding head, and the connecting rod is connected to the fixing flange via a spring.

[0008] Preferably, a protective plate is provided at one end of the connecting rod away from the fixing flange, and the protective plate is welded to the connecting rod.

[0009] Preferably, an anti-skid pattern is provided on the outer surface of the middle section of the movable slide rail, and the anti-skid pattern is integrally provided with the movable slide rail.

[0010] Preferably, a fixed base is provided at the lower end of the movable slide rail.

[0011] Preferably, the fixed base is connected to the movable slide rail via fixing bolts.

[0012] Preferably, a telescopic column is provided on the fixing block.

[0013] Preferably, a clamping block is provided on the output end of the telescopic column away from the fixing block.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model is that when the welding device is performing welding work, the welded parts are first placed on the middle section of the movable slide rail, and the movable ends of the telescopic columns arranged at both ends of the movable slide rail are extended to drive the clamping block to slide on the movable slide rail, gradually approaching the middle part until the clamping block abuts against the part to clamp the part. Because the part is clamped by two clamping blocks, the extension and contraction of the movable end of the telescopic column can be controlled to drive the part to slide in the movable slide rail, thereby achieving the purpose of adjusting the position of the part, and a second hydraulic cylinder is arranged on the laser welding head, and the second hydraulic cylinder is oriented perpendicular to the movable slide rail. As the movable end of the second hydraulic cylinder is extended and contracted, the part can be adjusted. In order to adjust the distance between the laser welding head and the parts, a first hydraulic cylinder is arranged on the fixed end of the second hydraulic cylinder. The first hydraulic cylinder is arranged parallel to the movable slide rail, and the fixed end of the second hydraulic cylinder is connected to the movable end of the first hydraulic cylinder. The lateral distance of the laser welding head can be adjusted with the extension and retraction of the movable end of the first hydraulic cylinder, which effectively avoids the problem that in the existing welding device, a moving component is arranged on the clamping device or the welding device in order to weld welds at different positions on the parts during the welding process. However, if only a moving component is arranged on the clamping device or the welding device, the part will have a small moving range or even can only move in one direction.

[0016] 2. A connecting rod is arranged around the laser welding head on the fixed flange, the connecting rod is connected to the fixed flange by a spring, a protective plate is arranged at the end of the connecting rod away from the fixed flange, and the protective plate is welded to the connecting rod. The setting of the protective plate can block the strong light generated by welding when the laser welding head welds the parts, which can burn the eyes of nearby workers and prevent a large number of sparks from flying everywhere when the laser welding head welds the parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall external structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall main structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the overall top view structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the telescopic column of the utility model.

[0021] In the figure: 1. Fixed base; 2. Fixed bolt; 3. Moving slide rail; 4. Fixed block; 5. Telescopic column; 6. Clamping block; 7. Anti-slip pattern; 8. Mounting base; 9. Support column; 10. First hydraulic cylinder; 11. Second hydraulic cylinder; 12. Fixed flange; 13. Laser welding head; 14. Connecting rod; 15. Protective plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In order to solve the problem that in the prior art, a moving component is provided on a clamping device or a welding device in order to weld welds at different positions on a part during welding by a welding device, but only providing a moving component on the clamping device or the welding device will result in a small moving range of the part, or even only being able to move in one direction, and a large number of sparks will be sputtered by a laser welding head during the welding process of the part, this embodiment provides the following technical solutions:

[0024] A casting welding device with an adjustable laser welding head, comprising a movable slide rail 3, fixed blocks 4 are arranged at both ends of the movable slide rail 3, a telescopic column 5 is arranged on the fixed block 4, a clamping block 6 is arranged on the output end of the telescopic column 5 away from the fixed block 4, and also comprising a mounting base 8, the mounting base 8 is arranged on the outer surface of the movable slide rail 3, a support column 9 is arranged on the mounting base 8, a first hydraulic cylinder 10 is arranged at one end of the support column 9 away from the mounting base 8, a second hydraulic cylinder 11 is arranged below the movable end of the first hydraulic cylinder 10, a fixed flange 12 is arranged on the movable end of the second hydraulic cylinder 11, and a laser welding head 13 is arranged on the fixed flange 12;

[0025] In this embodiment, please refer to Figure 1-4 When the welding device is performing welding work, the welded parts are first placed on the middle section of the movable slide rail 3, and the movable ends of the telescopic columns 5 arranged at both ends of the movable slide rail 3 are extended to drive the clamping block 6 to slide on the movable slide rail 3, gradually approaching the middle part until the clamping block 6 abuts against the part to clamp the part. Because the part is clamped by the two clamping blocks 6, the telescopic end of the telescopic column 5 can be controlled to drive the part to slide in the movable slide rail 3, thereby achieving the purpose of adjusting the position of the part, and a second hydraulic cylinder 11 is arranged on the laser welding head 13, and the second hydraulic cylinder 11 is oriented perpendicular to the movable slide rail 3. With the extension and retraction of the movable end of the second hydraulic cylinder 11, the height of the distance between the laser welding head 13 and the part can be adjusted. A first hydraulic cylinder 10 is arranged on the fixed end of the second hydraulic cylinder 11, and the first hydraulic cylinder 10 is arranged parallel to the movable slide rail 3, and the fixed end of the second hydraulic cylinder 11 is connected to the movable end of the first hydraulic cylinder 10. With the extension and retraction of the movable end of the first hydraulic cylinder 10, the lateral distance of the laser welding head 13 can be adjusted;

[0026] In this embodiment, please refer to Figure 2The fixing flange 12 is provided with a connecting rod 14 around the laser welding head 13. The connecting rod 14 is connected to the fixing flange 12 through a spring. The connecting rod 14 is provided with a protective plate 15 at one end away from the fixing flange 12. The protective plate 15 is welded to the connecting rod 14. The setting of the protective plate 15 can block the strong light generated by welding from emitting when the laser welding head 13 welds the parts, thereby burning the eyes of nearby workers, and preventing the problem of a large number of sparks flying around when the laser welding head 13 welds the parts;

[0027] In this embodiment, please refer to Figure 1 The outer surface of the middle section of the movable slide rail 3 is provided with an anti-skid pattern 7, and the anti-skid pattern 7 is integrated with the movable slide rail 3. The setting of the anti-skid pattern 7 can increase the friction between the part and the surface of the movable slide rail 3 when the part is placed in the movable slide rail 3, and further strengthen the part;

[0028] In this embodiment, please refer to Figure 1 , a fixed base 1 is provided at the lower end of the movable slide rail 3, a fixing bolt 2 is provided on the fixed base 1, and the fixed base 1 is connected to the movable slide rail 3 through the fixing bolt 2;

[0029] Working principle: When welding, the parts to be welded are first placed on the middle section of the movable slide rail 3, and the movable ends of the telescopic columns 5 arranged at both ends of the movable slide rail 3 are extended to drive the clamping block 6 to slide on the movable slide rail 3, gradually approaching the middle part until the clamping block 6 abuts against the part to clamp the part. Because the part is clamped by two clamping blocks 6, the extension and contraction of the movable end of the telescopic column 5 can be controlled to drive the part to slide in the movable slide rail 3, thereby achieving the purpose of adjusting the position of the part, and a second hydraulic cylinder 11 is arranged on the laser welding head 13, and the direction of the second hydraulic cylinder 11 is perpendicular to the movable slide rail 3. As the movable end of the second hydraulic cylinder 11 is extended and contracted, the height of the distance between the laser welding head 13 and the part can be adjusted. A first hydraulic cylinder 10 is arranged on the fixed end of the hydraulic cylinder 11, and the first hydraulic cylinder 10 is arranged parallel to the movable slide rail 3, while the fixed end of the second hydraulic cylinder 11 is connected to the movable end of the first hydraulic cylinder 10. With the extension and retraction of the movable end of the first hydraulic cylinder 10, the lateral distance of the laser welding head 13 can be adjusted. A connecting rod 14 is arranged around the laser welding head 13 of the fixed flange 12, and the connecting rod 14 is connected to the fixed flange 12 by a spring. A protective plate 15 is arranged at the end of the connecting rod 14 away from the fixed flange 12, and the protective plate 15 is welded to the connecting rod 14. The setting of the protective plate 15 can block the strong light generated by welding from emitting when the laser welding head 13 welds the parts, thereby preventing the problem of eye burns to nearby workers.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A casting welding device with an adjustable laser welding head, comprising a movable slide rail (3), wherein both ends of the movable slide rail (3) are provided with fixed blocks (4), characterized in that: The invention also comprises a mounting base (8), wherein the mounting base (8) is arranged on the outer surface of the movable slide rail (3), a support column (9) is arranged on the mounting base (8), a first hydraulic cylinder (10) is arranged on the end of the support column (9) away from the mounting base (8), a second hydraulic cylinder (11) is arranged below the movable end of the first hydraulic cylinder (10), a fixing flange (12) is arranged on the movable end of the second hydraulic cylinder (11), and a laser welding head (13) is arranged on the fixing flange (12).

2. The casting welding device with an adjustable laser welding head according to claim 1, characterized in that: The fixing flange (12) is provided with a connecting rod (14) around the laser welding head (13), and the connecting rod (14) is connected to the fixing flange (12) via a spring.

3. The casting welding device with an adjustable laser welding head according to claim 2, characterized in that: The connecting rod (14) is provided with a protective plate (15) at one end away from the fixed flange (12), and the protective plate (15) is welded to the connecting rod (14).

4. The casting welding device with an adjustable laser welding head according to claim 1, characterized in that: The outer surface of the middle section of the movable slide rail (3) is provided with an anti-skid pattern (7), and the anti-skid pattern (7) and the movable slide rail (3) are integrally provided.

5. The casting welding device with an adjustable laser welding head according to claim 1, characterized in that: A fixed base (1) is provided at the lower end of the movable slide rail (3).

6. The casting welding device with an adjustable laser welding head according to claim 5, characterized in that: The fixed base (1) is connected to the movable slide rail (3) via a fixing bolt (2).

7. The casting welding device with an adjustable laser welding head according to claim 1, characterized in that: A telescopic column (5) is provided on the fixed block (4).

8. The casting welding device with an adjustable laser welding head according to claim 7, characterized in that: The telescopic column (5) is provided with a clamping block (6) at the output end away from the fixed block (4).

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