Positioning welding device for coaxial pipe fitting

Abstract

The utility model relates to the technical field of pipe fitting processing, and discloses a positioned welding device for coaxial pipe fittings, which comprises a bottom plate, a plurality of positioning holes are arranged on the outer side of the bottom plate, a support frame is fixedly mounted at the top of the bottom plate, a bolt is arranged on the outer side of the support frame, and a linear guide rail is fixedly mounted at the top of the support frame. A first sliding block is arranged at the top of the linear guide rail, a first positioning block is fixedly installed at the top of the first sliding block, a machined part is arranged on the outer side of the first positioning block, a laser head is arranged on the outer side of the machined part, a second sliding block is arranged on the outer side of the linear guide rail, and a second positioning block is fixedly installed at the top of the second sliding block. According to the positioned welding device for the coaxial pipe fitting, through the design of the laser head, when the distance between the first sliding block and the second sliding block is adjusted, first-time electric welding can be conducted through the laser head, then after rotation is completed, second-time continuous rotating welding can be achieved through the laser head, and switching between spot welding and rotating continuous welding can be conveniently completed.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe fitting processing, in particular to a positioning welding device for coaxial pipe fittings. Background Art

[0002] The parts that play the roles of connection, control, direction change, diversion, sealing and support in the pipeline system are called pipe fittings, and steel pipe fittings are all pressure-bearing pipe fittings. According to different processing techniques, they are divided into four categories, namely, butt-welding pipe fittings with welds and without welds, socket welding and threaded pipe fittings, flange pipe fittings, and electric welding and fire-proof continuous welding are also required in the process of pipe welding.

[0003] China Utility Model Patent Publication No.: CN 216656979 U3, discloses: a pipe welding fixture, the pipe welding fixture, through the sliding sleeve, enhances the stability of the movable seat during the lifting process, and prevents the movable seat from tilting, but the pipe welding fixture is not convenient for realizing the conversion between spot welding and continuous welding, which makes the welding limitation larger, and the pipe welding fixture is not convenient for changing molds according to the needs of the pipe structure, and is not convenient for adjustment according to the outer diameters of different pipes, and has poor practicality. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide a positioning welding device for coaxial pipe fittings, which can effectively solve the problems of inconvenience in switching between spot welding and continuous welding and in mold change and adjustment in the prior art.

[0005] The technical solution adopted by the utility model is: a positioning welding device for coaxial pipe fittings, comprising a base plate, a plurality of positioning holes are provided on the outer side of the base plate, a support frame is fixedly installed on the top of the base plate, a bolt is arranged on the outer side of the support frame, a linear guide is fixedly installed on the top of the support frame, a slider 1 is arranged on the top of the linear guide, a positioning block 1 is fixedly installed on the top of the slider 1, a processing piece is arranged on the outer side of the processing piece, a laser head is arranged on the outer side of the processing piece, a slider 2 is arranged on the outer side of the linear guide, a positioning block 2 is fixedly installed on the top of the slider 2, a clamping block 1 is arranged on the outer side of the processing piece, a bracket is fixedly installed on the top of the base plate, a positioning column is fixedly installed on the outer side of the bracket, a motor is fixedly installed on the outer side of the bracket, a limiting column is arranged on the outer side of the motor, a chuck is fixedly installed on the output shaft of the motor, and a clamping block 2 is fixedly installed on the outer side of the chuck.

[0006] Preferably, two identical support frames are provided, and the support frames are in an "L"-shaped structure, and the bolts penetrate the support frames and extend to the inside of the positioning holes.

[0007] Through the above technical solution and the design of the support frame, the support frame can support the linear guide rail, and the bolts can fix the support frame, which can prevent the linear guide rail from shaking during the welding process and affect normal work.

[0008] Preferably, the slider 1 and the slider 2 are slidably connected to the linear guide rail, and the positioning block 1 and the positioning block 2 are adapted to the workpiece.

[0009] Through the above technical solution, through the design of slider one and slider two, when the workpiece is placed, the distance between slider one and slider two can be adjusted to achieve the fixation of the workpiece. It can also adapt to the fixation of different workpieces and improve the diversity of the overall device.

[0010] Preferably, the laser head is located at the front side of the workpiece, and the laser head and the workpiece are located on the same vertical level.

[0011] Through the above technical solution and the design of the laser head, when the distance between slider one and slider two is adjusted, the first electric welding can be performed through the laser head, and then after the rotation is completed, the secondary continuous rotation welding can be achieved through the laser head.

[0012] Preferably, the second clamping block is in a "C"-shaped structure, and the second clamping block is compatible with the workpiece.

[0013] Through the above technical solution, through the design of the clamp block 2, the clamp block 2 can clamp the column workpiece, and then turn on the motor to drive the chuck to rotate, and cooperate with the laser head to achieve rotational welding.

[0014] Preferably, two identical positioning posts are provided, and the two positioning posts are symmetrically distributed about the center line of the bracket, and the positioning posts penetrate the bracket and extend to the inside of the positioning hole.

[0015] Through the above technical solution, through the design of two positioning columns, it can not only play a role of fixing and supporting the bracket, but also prevent the bracket from shaking during the rotation of the motor, causing damage to the workpiece during welding and affecting normal use.

[0016] Preferably, the limiting column passes through the bracket and extends to the inside of the motor, and two identical limiting columns are provided.

[0017] Through the above technical solution, through the design of the limit column, adjustments can be made to the outer diameters of different pipes. During the adjustment, the limit column can be loosened to allow the motor to move up and down, which can improve the practicality of the overall device.

[0018] Compared with the prior art, the utility model provides a positioning welding device for coaxial pipe fittings, which has the following beneficial effects:

[0019] 1. The positioning welding device for coaxial pipe fittings can adjust the distance between the sliders 1 and 2 when placing the workpiece to fix the workpiece, and can also adapt to fixation of different workpieces and can also change molds and adjust according to the needs of pipe fitting structure;

[0020] 2. The positioning welding device for coaxial pipe fittings can be adjusted according to the outer diameters of different pipe fittings through the design of the limit column. During the adjustment, the limit column can be loosened to allow the motor to move up and down, thereby improving the practicality of the overall device. Through the design of the clamping block 2, the clamping block 2 can clamp the column workpiece; then the motor is turned on to drive the chuck to rotate, and the rotary welding can be achieved in conjunction with the laser head.

[0021] 3. The positioning welding device for coaxial pipe fittings, through the design of the laser head, can perform the first electric welding through the laser head when the distance between the slider one and the slider two is adjusted, and then after the rotation is completed, the laser head can be used to achieve secondary continuous rotation welding, which can facilitate the switching between spot welding and rotation continuous welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0023] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 ;

[0024] Figure 3 This is a schematic diagram of the three-dimensional structure of the rotary welding of the utility model;

[0025] Figure 4 This is a schematic diagram of the split structure of the positioning block 1 and the card slot of the utility model;

[0026] Figure 5 This is a schematic diagram of the installation structure of the bracket and positioning column of the utility model.

[0027] Among them: 1. Base plate; 2. Positioning hole; 3. Support frame; 4. Bolt; 5. Linear guide; 6. Slider 1; 7. Positioning block 1; 8. Workpiece; 9. Laser head; 10. Slider 2; 11. Positioning block 2; 12. Block 1; 13. Bracket; 14. Positioning column; 15. Motor; 16. Limit column; 17. Chuck; 18. Block 2. DETAILED DESCRIPTION

[0028] 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.

[0029] Embodiment 1: Figure 1-5 As shown, the utility model provides a positioning welding device for coaxial pipe fittings, including a base plate 1, a plurality of positioning holes 2 are provided on the outer side of the base plate 1, a support frame 3 is fixedly installed on the top of the base plate 1, a bolt 4 is arranged on the outer side of the support frame 3, a linear guide 5 is fixedly installed on the top of the support frame 3, a slider 6 is arranged on the top of the linear guide 5, a positioning block 7 is fixedly installed on the top of the slider 6, a processing piece 8 is arranged on the outer side of the positioning block 7, a laser head 9 is arranged on the outer side of the processing piece 8, a slider 2 10 is arranged on the outer side of the linear guide 5, a positioning block 2 11 is fixedly installed on the top of the slider 2 10, a clamping block 12 is arranged on the outer side of the processing piece 8, a bracket 13 is fixedly installed on the top of the base plate 1, a positioning column 14 is fixedly installed on the outer side of the bracket 13, a motor 15 is fixedly installed on the outer side of the bracket 13, a limiting column 16 is arranged on the outer side of the motor 15, a chuck 17 is fixedly installed on the output shaft of the motor 15, and a clamping block 2 18 is fixedly installed on the outer side of the chuck 17.

[0030] Specifically, the support frame 3 is provided with two identical ones, and the support frame 3 is in an "L"-shaped structure. The bolt 4 passes through the support frame 3 and extends to the inside of the positioning hole 2. The advantage is that through the design of the support frame 3, the support frame 3 plays a supporting role for the linear guide rail 5, and the bolt 4 can realize the fixation of the support frame 3, which can prevent the linear guide rail 5 from shaking during the welding process and affect the normal work.

[0031] Specifically, slider 1 6 and slider 2 10 are slidably connected to the linear guide rail 5, and positioning block 1 7 and positioning block 2 11 are adapted to the workpiece 8. The advantage is that, through the design of slider 1 6 and slider 2 10, the distance between slider 1 6 and slider 2 10 can be adjusted when the workpiece 8 is placed to achieve the fixation of the workpiece 8. It can also adapt to the fixation of different workpieces 8, thereby improving the diversity of the overall device.

[0032] Specifically, the laser head 9 is located on the front side of the workpiece 8, and the laser head 9 and the workpiece 8 are located on the same vertical horizontal line. The advantage is that through the design of the laser head 9, when the distance between the slider 1 6 and the slider 2 10 is adjusted, the laser head 9 can be used for the first electric welding, and then after the rotation is completed, the laser head 9 can be used to achieve secondary continuous rotation welding.

[0033] Embodiment 2: Figure 1-5As shown, as an improvement on the previous embodiment, specifically, the clamping block 18 is in a "C"-shaped structure, and the clamping block 18 is adapted to the workpiece 8. The advantage is that through the design of the clamping block 18, the clamping block 18 can clamp the workpiece 8, and then the motor 15 is turned on, so that the motor 15 drives the chuck 17 to rotate, and the laser head 9 can be used to achieve rotational welding.

[0034] Specifically, two identical positioning columns 14 are provided, and the two positioning columns 14 are symmetrically distributed about the center line of the bracket 13. The positioning columns 14 penetrate the bracket 13 and extend to the interior of the positioning hole 2. The advantage is that the design of the two positioning columns 14 can not only play a role of fixing and supporting the bracket 13, but also prevent the bracket 13 from shaking during the rotation of the motor 15, causing damage to the workpiece 8 during welding, affecting normal use.

[0035] Specifically, the limit column 16 passes through the bracket 13 and extends to the interior of the motor 15. The limit column 16 is provided with the same two advantages. Through the design of the limit column 16, it can be adjusted according to the outer diameter of different pipes. During adjustment, the limit column 16 can be loosened to allow the motor 15 to move up and down, which can improve the practicality of the overall device.

[0036] Working principle: When in use, the support frame 3 is designed to support the linear guide 5, and the bolt 4 can fix the support frame 3, which can prevent the linear guide 5 from shaking during the welding process and affect normal operation. The design of the slider 1 6 and the slider 2 10 can adjust the distance between the slider 1 6 and the slider 2 10 when the workpiece 8 is placed to fix the workpiece 8. It can also adapt to the fixation of different workpieces 8 to improve the diversity of the overall device. The design of the laser head 9 can be used to perform the first electric welding when the distance between the slider 1 6 and the slider 2 10 is adjusted, and then after the rotation is completed, the laser head 9 can be used to perform the first electric welding. The laser head 9 realizes secondary continuous rotation welding. Through the design of the clamp block 18, the clamp block 18 can clamp the workpiece 8, and then the motor 15 is turned on, so that the motor 15 drives the chuck 17 to rotate, and the laser head 9 can realize rotation welding. Through the design of the two positioning columns 14, it can not only play a role of fixed support for the bracket 13, but also prevent the bracket 13 from shaking during the rotation of the motor 15, causing damage to the workpiece 8 during welding, affecting normal use. Through the design of the limit column 16, it can be adjusted according to the outer diameter of different pipes. During adjustment, the limit column 16 can be loosened to allow the motor 15 to move up and down, which can improve the practicality of the overall device.

[0037] 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 tack welding device for coaxial pipe fittings, comprising a base plate (1), characterized in that: A plurality of positioning holes (2) are provided on the outer side of the bottom plate (1); a support frame (3) is fixedly installed on the top of the bottom plate (1); a bolt (4) is arranged on the outer side of the support frame (3); a linear guide rail (5) is fixedly installed on the top of the support frame (3); a slider (6) is arranged on the top of the linear guide rail (5); a positioning block (7) is fixedly installed on the top of the slider (6); a processing part (8) is arranged on the outer side of the positioning block (7); a laser head (9) is arranged on the outer side of the processing part (8); a slider is arranged on the outer side of the linear guide rail (5). Two (10), a positioning block two (11) is fixedly installed on the top of the slider two (10), a clamping block one (12) is arranged on the outer side of the processing part (8), a bracket (13) is fixedly installed on the top of the base plate (1), a positioning column (14) is fixedly installed on the outer side of the bracket (13), a motor (15) is fixedly installed on the outer side of the bracket (13), a limiting column (16) is arranged on the outer side of the motor (15), a chuck (17) is fixedly installed on the output shaft of the motor (15), and a clamping block two (18) is fixedly installed on the outer side of the chuck (17).

2. A positioning welding device for coaxial pipe fittings according to claim 1, characterized in that: The support frames (3) are provided with two identical ones, and the support frames (3) are in an "L"-shaped structure. The bolts (4) penetrate the support frames (3) and extend to the inside of the positioning holes (2).

3. A positioning welding device for coaxial pipe fittings according to claim 1, characterized in that: The slide block 1 (6) and the slide block 2 (10) are slidably connected to the linear guide rail (5), and the positioning block 1 (7) and the positioning block 2 (11) are adapted to the workpiece (8).

4. A positioning welding device for coaxial pipe fittings according to claim 1, characterized in that: The laser head (9) is located at the front side of the workpiece (8), and the laser head (9) and the workpiece (8) are located on the same vertical horizontal line.

5. A positioning welding device for coaxial pipe fittings according to claim 1, characterized in that: The second clamping block (18) is in a "C"-shaped structure, and the second clamping block (18) is compatible with the processing piece (8).

6. A positioning welding device for coaxial pipe fittings according to claim 1, characterized in that: Two identical positioning posts (14) are provided, and the two positioning posts (14) are symmetrically distributed about the center line of the bracket (13). The positioning posts (14) penetrate the bracket (13) and extend to the inside of the positioning hole (2).

7. A positioning welding device for coaxial pipe fittings according to claim 1, characterized in that: The limiting column (16) passes through the bracket (13) and extends into the interior of the motor (15), and two identical limiting columns (16) are provided.

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