Rapid positioning laser welding tool

Abstract

The utility model discloses a laser welding tool capable of rapidly positioning. The laser welding tool comprises an operation table. A base is arranged at the middle end of the upper surface of the operation table; the movable back plate is positioned on the base and is in sliding connection with the base; positioning structures are arranged on the opposite side surfaces of the movable back plate; the positioning structure comprises an electric push rod and a fixing piece which are arranged on the base, and an extrusion plate is arranged at the output end of the electric push rod and hinged to the fixing piece; the cooling assembly comprises mounting columns arranged at four corners of the upper surface of the operation table, hollow blocks are slidably arranged on the mounting columns, and nozzles are arranged on the hollow blocks; a hollow guide rod is arranged between every two adjacent hollow blocks in a communicating mode. According to the utility model, the position of a workpiece is limited through the movable back plates which synchronously move in opposite directions and the positioning structure, so that the workpiece is not easy to displace in the manual laser welding process; and through a plurality of nozzles arranged around and a hollow guide rod, the welding position can be blown and cooled, so that the welding position is rapidly cooled and solidified.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser welding technical field, specifically point to a kind of quick positioning's laser welding tool. BACKGROUND

[0002] Laser welding uses laser as welding heat source, focuses laser beam in very small area through optical system, forms a heat source zone with high energy concentration in very short time in the welding position, so that the welding object is melted and forms firm welding point and weld, then cools and solidifies.

[0003] Hand-held laser welding is welded to workpiece placed on operation platform by welding gun, in actual operation, welding gun needs to be operated simultaneously with welding piece, and welding gun needs to be moved in real time, so that workpiece is prone to displacement in the absence of effective limiting, so that hand-held welding gun is not convenient for positioning the welding position of workpiece;In addition, the welding position needs to be cooled and solidified, and in the case that ambient temperature is high, it takes a long time to wait for workpiece to cool down by itself, so there is room for technical improvement. UTILITY MODEL CONTENT

[0004] The utility model solves the above-mentioned technical problems that workpiece is prone to displacement in the absence of effective limiting, so that hand-held welding gun is not convenient for positioning the welding position of workpiece, and in the case that ambient temperature is high, it takes a long time to wait for workpiece to cool down by itself, and provides a kind of quick positioning's laser welding tool.

[0005] To solve the above technical problems, the utility model provides a technical scheme that a kind of quick positioning's laser welding tool, including operation table and movable welding gun;

[0006] Moving backboard is located on the base and is slidably connected thereto, the moving backboard can move symmetrically, the opposite sides of the moving backboard are each provided with a base, and the opposite sides of the base are each provided with a positioning structure;The positioning structure includes an electric push rod and a fixing piece provided on the base, the output end of the electric push rod is provided with a pressing plate, and the pressing plate is hinged to the fixing piece;

[0007] Cooling assembly includes mounting column provided on the upper surface of the operation table at four corners, the opposite sides of the mounting column are each slidably provided with a hollow block, and the opposite sides of the hollow block are each provided with a nozzle;Hollow guide rod is communicated between adjacent hollow blocks.

[0008] Further, the base is provided with a strip-shaped groove near the middle end, a motor is arranged at one end of the strip-shaped groove, a threaded rod is arranged at the output end of the motor, and a nut block is threadedly connected to the outer side of the threaded rod, the upper end of the nut block extends out of the strip-shaped groove and is connected to the corresponding moving backboard.

[0009] Further, the base is provided with a limiting rod on each side, and the moving back plate is provided with a through hole capable of being slidably connected with the limiting rod.

[0010] Further, the extrusion plate is inverted T-shaped, and a H-shaped connecting piece is hingedly arranged at the lower end of the extrusion plate.

[0011] Further, one of the mounting columns is provided with a fixing plate, and the fixing plate is provided with an electric push rod two, which extends out of the fixing plate and is connected with the corresponding hollow block.

[0012] Further, the hollow block is provided with a limiting sliding block, and the mounting column is provided with a limiting sliding groove capable of being slidably connected with the limiting sliding block.

[0013] Further, one of the hollow blocks is connected with an external fan through a wind pipe.

[0014] Compared with the prior art, the utility model has the advantages of:

[0015] The workpiece is limited in position by the moving back plate and the positioning structure which move synchronously, so that the workpiece is not easy to displace during manual laser welding, and is convenient for quick positioning and is not easy to deviate.

[0016] The welding position can be cooled by the surrounding nozzles and hollow guide rods, so that the welding position is quickly cooled and solidified. DRAWINGS

[0017] Figure 1 is the structural schematic diagram of the utility model.

[0018] Figure 2 is the positioning structure schematic diagram of the utility model.

[0019] Figure 3 is the mounting column structure schematic diagram of the utility model Figure 1 .

[0020] Figure 4 is the mounting column structure schematic diagram of the utility model Figure 2 .

[0021] As shown in the drawings: 1, operation table, 2, base, 3, moving back plate, 4, threaded rod, 5, nut block, 6, limiting rod, 7, base, 8, electric push rod, 9, fixing piece, 10, extrusion plate, 11, connecting piece, 12, mounting column, 13, hollow block, 14, nozzle, 15, hollow guide rod, 16, fixing plate, 17, electric push rod two, 18, limiting sliding groove. DETAILED DESCRIPTION

[0022] The utility model will be further explained in detail in combination with the drawings.

[0023] Embodiment one, combined with the accompanying drawings Figure 1 A quick positioning laser welding tool, comprising an operating table 1 and a movable welding gun; the middle end of the operating table 1 is provided with a base 2; in the laser welding operation, the workpiece is located at the middle end position on the base 2;

[0024] Combined with the accompanying drawings Figure 1 , 2 , further comprising a moving backboard 3; the moving backboard 3 is located on the base 2 and is in sliding connection with the base 2, and the moving backboard 3 can move symmetrically; specifically, a strip-shaped groove is arranged on the base 2 and close to the middle end, a motor is arranged at one end of the strip-shaped groove, a threaded rod 4 is arranged at the output end of the motor, nut blocks 5 are threadedly connected to the outer sides of the threaded rod 4, and the upper ends of the nut blocks 5 extend out of the strip-shaped groove and are connected with the corresponding moving backboard 3; when the threaded rod 4 rotates, the nut blocks 5 are driven to move towards each other, thereby driving the moving backboard 3 to move towards each other;

[0025] In addition, limit rods 6 are arranged on the base 2 and close to the two sides, and through holes capable of being in sliding connection with the limit rods 6 are arranged on the moving backboard 3; the limit rods 6 can limit the moving backboard 3, so that the moving path of the moving backboard 3 is fixed;

[0026] The opposite sides of the moving backboard 3 are provided with bases 7, and the opposite sides of the bases 7 are provided with positioning structures; the positioning structures comprise electric push rods 8 and fixing members 9 arranged on the bases 7, the output end of the electric push rod 8 is provided with a pressing plate 10, and the pressing plate 10 is hingedly connected with the fixing member 9; the pressing plate 10 is in the shape of an inverted T, and the lower end of the pressing plate 10 is hingedly provided with an H-shaped connecting member 11, and the connecting member 11 is hingedly connected with the fixing member 9;

[0027] In the above structure, first, the pressing plate 10 is moved to the two sides of the workpiece and is in contact with the workpiece; the electric push rod 8 is retracted, the hingedly connected pressing plate 10 is tilted, until the pressing plate 10 tightly abuts against the two ends of the workpiece to complete the limiting, so that the workpiece is not easily displaced during the laser welding operation;

[0028] Combined with the accompanying drawings Figure 1 , 3 , 4, further comprising a cooling assembly; the cooling assembly comprises mounting columns 12 arranged on the upper surface of the operating table 1 at four corners, hollow blocks 13 are slidably arranged on the opposite sides of the mounting columns 12, nozzles 14 are arranged on the opposite sides of the hollow blocks 13, and one of the hollow blocks 13 is connected with an external fan through a wind pipe; hollow guide rods 15 are arranged in communication between adjacent hollow blocks 13; so that the wind can be delivered to the hollow blocks 13 and the nozzles 14 through the hollow guide rods 15;

[0029] One of the mounting columns 12 is provided with a fixed plate 16, an electric push rod 17 is arranged on the fixed plate 16, the electric push rod 17 extends out of the fixed plate 16 and is connected with the corresponding hollow block 13; limit sliding blocks are arranged on the hollow blocks 13, and limit sliding grooves 18 are arranged on the mounting columns 12 in sliding connection with the limit sliding blocks;

[0030] In the structure, the hollow blocks 13 can be moved on the mounting column 12 to adjust the height and the blowing position, and promote the workpiece cooling and solidification through the electric push rod 17 and the limiting sliding block and the limiting sliding groove 18.

[0031] The above describes the utility model and its implementation mode, this kind of description is not limitative, and the embodiment shown in the drawing is only one of the utility model, and the actual structure is not limited to this. In general, if the ordinary skilled person in the art is inspired, without departing from the utility model creation tenet, not creative design is similar to the structure mode and the embodiment of the technical scheme, should belong to the protection scope of the utility model.

Claims

1. A rapid positioning laser welding tooling, comprising an operating table (1) and a movable welding gun; characterized in that: The operating platform (1) is provided with a base (2) at the middle end of the upper surface, and further comprises: A moving backboard (3) is provided on the base (2) and is in sliding connection with the base (2), the moving backboard (3) can move symmetrically, opposite sides of the moving backboard (3) are provided with bases (7), opposite sides of each base (7) are provided with positioning structures, the positioning structures comprise electric push rods (8) and fixing members (9) provided on the bases (7), an output end of each electric push rod (8) is provided with a pressing plate (10), and the pressing plate (10) is hingedly connected with the fixing member (9); A cooling assembly is arranged on the operating platform (1) and comprises mounting columns (12) arranged at four corners of the upper surface of the operating platform (1), opposite sides of each mounting column (12) are slidably provided with hollow blocks (13), and opposite sides of each hollow block (13) are provided with nozzles (14); hollow guide rods (15) are arranged in communication between adjacent hollow blocks (13).

2. The laser welding fixture of claim 1, wherein: The base (2) is provided with a strip-shaped groove near the middle end, one end of the strip-shaped groove is provided with a motor, an output end of the motor is provided with a threaded rod (4), outer sides of the threaded rod (4) are threadedly connected with nut blocks (5), and upper ends of the nut blocks (5) extend out of the strip-shaped groove and are connected with corresponding moving backboards (3).

3. A rapid positioning laser welding tooling according to claim 2, wherein: Limiting rods (6) are arranged on the base (2) near the two sides, and through holes are arranged on the moving backboard (3) and can be in sliding connection with the limiting rods (6).

4. The laser welding fixture of claim 1, wherein: The pressing plate (10) is in the shape of an inverted T, and a H-shaped connecting member (11) is hingedly arranged at the lower end of the pressing plate (10), and the connecting member (11) is hingedly connected with the fixing member (9).

5. The rapid positioning laser welding tooling of claim 1, wherein: One of the mounting columns (12) is provided with a fixed plate (16), the fixed plate (16) is provided with an electric push rod (17), and the electric push rod (17) extends out of the fixed plate (16) and is connected with a corresponding hollow block (13).

6. A rapid positioning laser welding tooling as claimed in claim 5, wherein: The hollow block (13) is provided with a limiting sliding block, and the mounting column (12) is provided with a limiting sliding groove (18) in sliding connection with the limiting sliding block.

7. A rapid positioning laser welding tooling as claimed in claim 6, wherein: One of the hollow blocks (13) is connected with an external fan through a wind pipe.

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