Protective laser welding equipment

Abstract

The utility model provides protective laser welding equipment which comprises a welding table, two supporting tables are arranged at the top of the welding table and driven to synchronously move in the Y-axis direction, a door-shaped support is arranged above the two supporting tables, a lifting motor is assembled between the vertical portion of the door-shaped support and the supporting tables, and the vertical portion of the door-shaped support and the supporting tables are driven to move in the Y-axis direction. An assembly table is arranged at the bottom of the horizontal part of the door-shaped support and driven to move in the X-axis direction, and a protection frame and a laser welding device located on the inner side of the protection frame are assembled at the bottom of the assembly table. According to the laser welding device, when the laser welding device is used for welding plates, the laser welding device is always located on the inner side of the protection frame, and sparks generated by welding can be prevented from splashing; the laser welding device can move in the X-axis direction and the Y-axis direction, then welding of all positions of the plates can be achieved, and similarly, the laser welding device can be suitable for welding of the plates of different specifications.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of welding processing, and in particular to a protective laser welding device. Background Art

[0002] Laser welding is an efficient and precise welding method that uses a high-energy-density laser beam as a heat source. The welding process is a heat conduction type, that is, the laser radiation heats the surface of the workpiece, and the surface heat diffuses to the inside through heat conduction. By controlling the width, energy, peak power, and repetition frequency of the laser pulse, the workpiece is melted to form a specific molten pool.

[0003] According to the application number: CN202122217093.1, a safety protection type laser welding equipment is disclosed, including a welding table, a connecting part is fixedly installed on the upper surface of the welding table, a cylinder is fixedly installed on the lower surface of the connecting part, a welding machine body is fixedly installed on the piston end of the cylinder, a motor is fixedly installed on the lower surface of the welding table, a rotating rod is fixedly installed on the driving output end of the motor, the rotating rod is rotatably connected to the welding table, and a rotating disk is fixedly connected to one end of the rotating rod.

[0004] In the above-mentioned prior art, after the two protective components are driven together, the two semicircular grooves will form a circular groove, that is, the protective component has an opening, and some sparks will still splash out when the welding machine body is welding; on the other hand, the overall welding range of the welding machine body is limited, and it is only suitable for the welding of small parts. Utility Model Content

[0005] 1. Technical problems to be solved by the utility model:

[0006] The utility model provides a protective laser welding device to solve the technical problems existing in the above-mentioned background technology.

[0007] 2. Technical solution:

[0008] To achieve the above-mentioned purpose, the technical solution provided by the utility model is: a protective laser welding equipment, including a welding table, a support table is arranged on the top of the welding table, the number of the support tables is two, and they are driven to move synchronously along the Y-axis direction, a gate-shaped bracket is arranged above the two support tables, a lifting motor is installed between the vertical part of the gate-shaped bracket and the support table, an assembly table is arranged at the bottom of the horizontal part of the gate-shaped bracket, the assembly table is driven to move along the X-axis direction, and a protective frame is installed at the bottom, as well as a laser welder located inside the assembly table.

[0009] Furthermore, a first slider is fixedly installed at the bottom of the support platform, and the first slider is slidably connected to a first slide groove opened at the top of the welding platform. The first slide groove extends along the Y-axis direction, and a first screw rod driven to rotate is arranged inside, and the first screw rod and the first slider are threadedly connected.

[0010] Furthermore, the two first screw rods are extended to the outside of the welding table and are connected through a pulley belt assembly, and a first servo motor is installed at the end of one of the first screw rods.

[0011] Furthermore, a second slider is fixedly connected to the top of the assembly table, and a second slide groove is provided to slideably connect the second slider and the bottom of the horizontal part of the gate-shaped bracket. The second slide groove extends along the X-axis direction and a second screw rod is rotatably installed inside. The second screw rod is threadedly connected to the second slider, and one end extends to the outside of the gate-shaped bracket and is equipped with a second servo motor.

[0012] Furthermore, positioning mechanisms are provided on both sides of the top of the welding table, and the positioning mechanisms include symmetrically distributed guide slide rods, and positioning plates are slidably installed on the two guide slide rods. The positioning plates are connected to springs provided on the guide slide rods, and a pressing piece is provided on the upper part, and the pressing piece is fixedly installed on the door-shaped bracket.

[0013] 3. Beneficial effects:

[0014] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects: when the laser welder is welding the plate, it is always located inside the protective frame, which can avoid sparks generated by welding;

[0015] The laser welder can move in the X-axis and Y-axis directions, thereby realizing welding at various positions of the plate. Similarly, it can be adapted to the welding of plates of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the shaft side structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the cutaway structure of the door-shaped bracket of the utility model.

[0018] Reference numerals:

[0019] 1. Welding table; 101. First slide; 2. Support table; 3. Door-shaped bracket; 301. Second slide; 4. Lifting motor; 5. Assembly table; 6. Protection frame; 7. Laser welder; 8. First slider; 9. First screw rod; 10. Pulley belt assembly; 11. First servo motor; 12. Second slider; 13. Second screw rod; 14. Second servo motor; 15. Positioning mechanism; 1501. Guide rod; 1502. Positioning plate; 1503. Spring; 16. Pressing piece. DETAILED DESCRIPTION

[0020] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying 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 direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0023] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", etc. 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 communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example

[0024] See attached Figure 1-2A protective laser welding device includes a welding table 1, a supporting table 2 is arranged on the top of the welding table 1, the number of the supporting tables 2 is two, and they are driven to move synchronously along the Y-axis direction, a gate-shaped bracket 3 is arranged above the two supporting tables 2, a lifting motor 4 is installed between the vertical part of the gate-shaped bracket 3 and the supporting table 2, an assembly table 5 is arranged at the bottom of the horizontal part of the gate-shaped bracket 3, the assembly table 5 is driven to move along the X-axis direction, and a protective frame 6 is installed at the bottom, as well as a laser welder 7 located inside the assembly table 5.

[0025] In this embodiment, the plate to be welded is placed on the top of the welding table 1, and then the lifting motor 4 is started to drive the door-shaped bracket 3 to descend, and the assembly table 5 is synchronously descended, and the laser welder 7 assembled thereon approaches the plate to weld it, and the laser welder 7 is placed inside the protective frame 6 to avoid sparks generated by welding;

[0026] The two support tables 2 can be driven to move along the Y-axis direction, and then cooperate with the assembly table 5 to be driven to move along the X-axis direction, so that the laser welder 7 can move in the X-axis and Y-axis directions, thereby realizing welding of various positions of the plate. Similarly, it can adapt to the welding of plates of different specifications.

[0027] A first slider 8 is fixedly installed at the bottom of the support platform 2. The first slider 8 is slidably connected to a first slide groove 101 opened on the top of the welding platform 1. The first slide groove 101 extends along the Y-axis direction and has a first screw rod 9 driven to rotate arranged inside. The first screw rod 9 and the first slider 8 are threadedly connected.

[0028] In this embodiment, after the first screw rod 9 is driven to rotate, it cooperates with the threaded connection with the first slider 8 to drive it to slide in the first slide groove 101, and the first slide groove 101 extends along the Y-axis direction, that is, the first slider 8 and the support platform 2 move along the Y-axis direction.

[0029] The two first screw rods 9 are both extended to the outside of the welding table 1 and are connected through a pulley belt assembly 10 , wherein a first servo motor 11 is mounted on the end of one of the first screw rods 9 .

[0030] In this embodiment, after the first servo motor 11 is started, the two first screw rods 9 can be driven to rotate synchronously through the transmission of the pulley belt assembly 10, thereby ensuring the synchronous movement of the two support platforms 2.

[0031] A second slider 12 is fixedly connected to the top of the assembly table 5, and a second slide groove 301 is provided at the bottom of the horizontal portion of the gate-shaped bracket 3 for sliding connection. The second slide groove 301 extends along the X-axis direction, and a second screw rod 13 is rotatably installed inside. The second screw rod 13 is threadedly connected to the second slider 12, and one end extends to the outside of the gate-shaped bracket 3 and is equipped with a second servo motor 14.

[0032] In this embodiment, after the second servo motor 14 is started, it can be driven to slide in the second slide groove 301 in cooperation with the threaded connection with the second slider 12, and the second slide groove 301 extends along the X-axis direction, that is, the second slider 12 and the assembly table 5 move along the Y-axis direction.

[0033] A positioning mechanism 15 is provided on both sides of the top of the welding table 1. The positioning mechanism 15 includes symmetrically distributed guide slide rods 1501, and positioning plates 1502 are slidably installed on the two guide slide rods 1501. The positioning plate 1502 is connected to the spring 1503 provided on the guide slide rod 1501, and a pressing piece 16 is provided on the upper part, and the pressing piece 16 is fixedly installed on the door-shaped bracket 3.

[0034] In this embodiment, after the lifting motor 4 drives the door-shaped bracket 3 to descend, the pressing member 16 descends synchronously and presses the positioning plate 1502, causing it to slide and descend on the two guide rods 1501, thereby pressing the positioning plate 1502 on the plate to be welded to position it.

[0035] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

[0036] It should be noted that the above contents belong to the technical cognition scope of the inventor. Since the technical contents in this field are vast and too complicated, the above contents of this application do not necessarily constitute prior art.

Claims

1. A protective laser welding device, characterized in that: The invention comprises a welding table (1), wherein a support table (2) is arranged on the top of the welding table (1), the support tables (2) are two in number and are driven to move synchronously along the Y-axis direction, a gate-shaped bracket (3) is arranged above the two support tables (2), a lifting motor (4) is arranged between the vertical part of the gate-shaped bracket (3) and the support tables (2), an assembly table (5) is arranged at the bottom of the horizontal part of the gate-shaped bracket (3), the assembly table (5) is driven to move along the X-axis direction, and a protective frame (6) is arranged at the bottom, as well as a laser welder (7) located inside the assembly table (5).

2. The protective laser welding equipment according to claim 1, characterized in that: A first sliding block (8) is fixedly mounted on the bottom of the support platform (2); the first sliding block (8) is slidably connected to a first sliding groove (101) provided on the top of the welding platform (1); the first sliding groove (101) extends along the Y-axis direction and has a first screw rod (9) driven to rotate arranged therein; the first screw rod (9) is threadedly connected to the first sliding block (8).

3. The protective laser welding equipment according to claim 2, characterized in that: The two first screw rods (9) both extend to the outside of the welding table (1) and are connected by a pulley belt assembly (10), wherein a first servo motor (11) is mounted at the end of one of the first screw rods (9).

4. The protective laser welding equipment according to claim 1, characterized in that: A second sliding block (12) is fixedly connected to the top of the assembly table (5); the second sliding block (12) and the bottom of the horizontal portion of the gate-shaped bracket (3) are slidably connected by a second sliding groove (301); the second sliding groove (301) extends along the X-axis direction and a second screw rod (13) is rotatably mounted inside; the second screw rod (13) and the second sliding block (12) are threadedly connected, and one end of the second screw rod (13) extends to the outside of the gate-shaped bracket (3) and is equipped with a second servo motor (14).

5. The protective laser welding equipment according to claim 1, characterized in that: Positioning mechanisms (15) are provided on both sides of the top of the welding table (1), and the positioning mechanism (15) includes symmetrically distributed guide slides (1501), and positioning plates (1502) are slidably installed on the two guide slides (1501). The positioning plates (1502) are connected to springs (1503) provided on the guide slides (1501), and a pressing member (16) is provided on the top, and the pressing member (16) is fixedly installed on the door-shaped bracket (3).

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