High-precision electric arc stable electric welding machine

Abstract

The utility model belongs to the technical field of electric welding machines, particularly relates to a high-precision electric arc stable electric welding machine, and aims to solve the problems that mechanical arms of an intelligent robot electric welding machine are limited, large-range welding cannot be carried out, and use requirements cannot be met, the following scheme is provided: the high-precision electric arc stable electric welding machine comprises a working plate, and four supporting legs are arranged at the bottom of the working plate; the electric welding machine comprises a working plate, a horizontal adjusting mechanism is slidably mounted at the top of the working plate, two linear motors are fixedly mounted at the top of the working plate, output shafts of the two linear motors are fixedly mounted on the horizontal adjusting mechanism, an electric welding machine body is mounted on the horizontal adjusting mechanism, and the horizontal adjusting mechanism comprises a sliding rail; the sliding rail is slidably installed on the top of the working plate, and the sliding rail is fixedly installed on output shafts of the two linear motors. According to the electric welding machine, the electric welding machine body can be adjusted in a large range, the welding position is enlarged, the sliding rail can be marked through the two scale marks, and the welding adjustment accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric welding machine technical field especially relates to a high accuracy arc steady electric welding machine. BACKGROUND

[0002] Electric welding machine is the high temperature electric arc produced when the positive and negative pole is in the moment short circuit is used to melt the welding material on the welding rod and the material to be welded, makes the purpose of the contact object combination. Its structure is very simple, is a high -power transformer.

[0003] Electric welding machine generally can be divided into two kinds according to the output power type, one is alternating current power supply, one is direct current. They use the principle of inductance, inductance will produce huge voltage change when being connected and disconnected, use the high voltage electric arc produced when the positive and negative pole is in the moment short circuit to melt the welding material on the welding rod, to make them reach the purpose of atomic combination.

[0004] Publication number: CN205111033U a gas shielded arc welding machine, including electric welding machine, welding wire reel, wire feeder and welding head, welding wire reel is connected with wire feeder, wire feeder connects wire feeding hose, wire feeding hose connects welding head, the welding head includes nozzle and conducting nozzle, between the conducting nozzle and nozzle is equipped with gas cavity, the nozzle is equipped with a inner cavity, on the nozzle is equipped with gas inlet, water outlet and water inlet, the conducting nozzle connects electric welding machine, the electric welding machine is connected with workpiece, the nozzle is still set with a gas cover, the gas shielded arc welding machine of the utility model is equipped with inner cavity, water outlet and water inlet on the welding nozzle, when welding, cooling water enters the inner cavity from the water inlet, and circulates from the water outlet, the heat dissipation effect is good, can effectively prolong the service life of the welding nozzle, the gas cover is arranged on the welding nozzle, the toxic gas generated during the welding process can be directly discharged through the exhaust pipe and the air pump, greatly protect the safety of electric welding personnel.

[0005] The electric welding machine in the prior art has an intelligent robot electric welding machine, which can perform intelligent automatic welding and has high welding precision, but the mechanical arm of the intelligent robot electric welding machine is limited, cannot perform large-scale welding, and cannot meet the use requirement. UTILITY MODEL CONTENTS

[0006] The utility model discloses a high accuracy arc steady electric welding machine to solve the electric welding machine in the prior art has intelligent robot electric welding machine, can carry out intelligent automatic welding, and welding precision is high, but because the mechanical arm of intelligent robot electric welding machine is limited, cannot carry out large-scale welding, cannot satisfy the shortcoming of use requirement.

[0007] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0008] High-precision arc stabilizing electric welding machine, including work plate, the bottom of the work plate is provided with four supporting legs, the top of the work plate is slidably installed with a horizontal adjusting mechanism, the top of the work plate is fixedly installed with two linear motors, the output shafts of the two linear motors are fixedly installed with the horizontal adjusting mechanism, and the horizontal adjusting mechanism is installed with an electric welding machine body.

[0009] Preferably, the horizontal adjusting mechanism comprises a sliding rail slidably installed on the top of the work plate, and the output shafts of the two linear motors are fixedly installed with the sliding rail.

[0010] The sliding rail is pushed to move horizontally by the two linear motors.

[0011] Preferably, the top of the work plate is provided with two scale lines.

[0012] The sliding rail can be marked by the two scale lines to realize accurate adjustment.

[0013] Preferably, a threaded rod is rotatably installed in the sliding rail, a sliding block is threadedly connected to the threaded rod, a sliding groove is formed in the sliding rail, the sliding block is slidably connected with the inner wall of the sliding groove, a circular plate is fixedly installed on the top of the sliding block, the electric welding machine body is installed on the top of the circular plate, a servo motor is installed on the outer end of the threaded rod, the servo motor is installed on the outer side of the sliding rail, a threaded hole is formed in the sliding block, and the threaded rod is threadedly connected with the threaded hole.

[0014] The threaded rod is rotated by the servo motor, the sliding block is horizontally moved in the sliding rail by the threaded rod, the circular plate is moved by the sliding block, and the electric welding machine body is horizontally moved by the circular plate.

[0015] Preferably, notches are formed in the two sides of the sliding block, and rectangular strips are fixedly installed on the inner walls of the two sides of the sliding rail and slidably connected with the inner walls of the notches.

[0016] The rectangular strips and the notches are matched to ensure that the sliding block is horizontally slid in the sliding rail.

[0017] Preferably, the electric welding machine body comprises a welding machine base, a mechanical arm is installed on the welding machine base, a welding gun is installed on the mechanical arm, a welding wire pipe is connected to the welding gun, and a displacement sensor is further arranged on the rear side of the welding machine base, so that the displacement distance of the electric welding machine body can be obtained by the displacement sensor.

[0018] The welding machine base is installed and supported, the mechanical arm can automatically and intelligently adjust the angle, the welding gun is welded, and the welding wire pipe is used for conducting the welding wire.

[0019] Preferably, a motor groove is formed in the top of the sliding block, a stepping motor is arranged in the motor groove, and the output shaft of the stepping motor is fixedly connected with the bottom of the circular plate.

[0020] The step motor is arranged to drive the circular plate to adjust the angle, and then the angle of the electric welding machine body is adjusted.

[0021] Preferably, the rear side of the slide rail is provided with a mark line, and the bottom of the circular plate is fixedly provided with an indicating rod.

[0022] The indicating rod and the mark line are matched to indicate and position the movement of the electric welding machine body, and the displacement accuracy is improved.

[0023] The technical effects and advantages of the present application are summarized as follows:

[0024] The two linear motors drive the slide rail to move horizontally, and the two scale lines mark the slide rail to realize accurate adjustment.

[0025] The servo motor drives the threaded rod to rotate, the threaded rod drives the sliding block to move horizontally in the slide rail, the sliding block drives the circular plate to move, and the circular plate drives the electric welding machine body to move horizontally, so that the welding position can be adjusted in a large range.

[0026] The step motor is arranged to drive the circular plate to adjust the angle, and then the angle of the electric welding machine body is adjusted.

[0027] The present application can adjust the electric welding machine body in a large range, expand the welding position, and the two scale lines mark the slide rail to improve the accuracy of welding adjustment. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 The present application is a high-precision arc stable electric welding machine structure diagram;

[0029] Figure 2 The present application is a high-precision arc stable electric welding machine structure diagram;

[0030] Figure 3 The present application is a high-precision arc stable electric welding machine structure diagram;

[0031] Figure 4 The present application is a high-precision arc stable electric welding machine structure diagram;

[0032] Figure 5 The present application is a high-precision arc stable electric welding machine structure diagram;

[0033] In the figure: 1, workboard; 2, support leg; 3, linear motor; 4, sliding rail; 5, threaded rod; 6, servo motor; 7, round plate; 8, electric welding machine main body; 81, welding machine base; 82, mechanical arm; 83, welding wire tube; 84, welding gun; 9, sliding block; 10, threaded hole; 11, notch; 12, sliding groove; 13, scale line; 14, rectangular bar; 15, indicating rod; 16, motor slot; 17, stepper motor; 18, marking line. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments will be described clearly and completely below with reference to the drawings in the embodiments. Obviously, the described embodiments are only part of the embodiments and not all the embodiments. EMBODIMENT

[0035] The following will be described in detail Figures 1-5 The present application is further described in detail.

[0036] The high-precision electric arc stable welding machine comprises a workboard 1, the bottom of the workboard 1 is provided with four support legs 2, the top of the workboard 1 is slidably installed with a horizontal adjusting mechanism, the top of the workboard 1 is fixedly installed with two linear motors 3, the output shafts of the two linear motors 3 are both fixedly installed with the horizontal adjusting mechanism, and the horizontal adjusting mechanism is installed with an electric welding machine main body 8.

[0037] Referring to Figure 1 , Figure 2 In the embodiment, the horizontal adjusting mechanism comprises a sliding rail 4, the sliding rail 4 is slidably installed on the top of the workboard 1, and the output shafts of the two linear motors 3 are both fixedly installed with the sliding rail 4.

[0038] The sliding rail 4 is pushed to move horizontally by the two linear motors 3.

[0039] Referring to Figure 1 , Figure 2 In the embodiment, the top of the workboard 1 is provided with two scale lines 13.

[0040] The sliding rail 4 can be marked by the two scale lines 13 to realize accurate adjustment.

[0041] Referring to Figure 3 In the embodiment, a threaded rod 5 is rotatably installed in the sliding rail 4, a sliding block 9 is threadedly connected to the threaded rod 5, a sliding groove 12 is arranged on the sliding rail 4, the sliding block 9 is slidably connected with the inner wall of the sliding groove 12, a round plate 7 is fixedly installed on the top of the sliding block 9, the electric welding machine main body 8 is installed on the top of the round plate 7, a servo motor 6 is installed at the outer end of the threaded rod 5, the servo motor 6 is installed on the outer side of the sliding rail 4, a threaded hole 10 is formed in the sliding block 9, and the threaded rod 5 is threadedly connected with the threaded hole 10.

[0042] The threaded rod 5 drives the sliding block 9 to move horizontally in the slide rail 4 by rotating through the servo motor 6, the sliding block 9 drives the circular plate 7 to move, and the circular plate 7 drives the electric welding machine body 8 to move horizontally.

[0043] With reference to Figure 3 In the embodiment, notches 11 are formed on both sides of the sliding block 9, and rectangular strips 14 are fixedly installed on the inner walls of both sides of the slide rail 4, and the rectangular strips 14 are in sliding connection with the inner walls of the notches 11.

[0044] Through the cooperation of the rectangular strips 14 and the notches 11, the horizontal sliding of the sliding block 9 in the slide rail 4 can be ensured.

[0045] With reference to Figure 4 In the embodiment, the electric welding machine body 8 includes a welding machine base 81, a mechanical arm 82 is installed on the welding machine base 81, a welding gun 84 is installed on the mechanical arm 82, a welding wire pipe 83 is connected to the welding gun 84, and a displacement sensor is further arranged on the rear side of the welding machine base 81. The displacement distance of the electric welding machine body 8 can be obtained through the displacement sensor.

[0046] The mechanical arm 82 can automatically and intelligently adjust the angle, the welding gun 84 can weld, and the welding wire pipe 83 can conduct the welding wire through the installation and support of the welding machine base 81.

[0047] With reference to Figure 5 In the embodiment, a motor groove 16 is formed on the top of the sliding block 9, a stepping motor 17 is arranged in the motor groove 16, and the output shaft of the stepping motor 17 is fixedly connected with the bottom of the circular plate 7.

[0048] The angle adjustment of the circular plate 7 is driven by the stepping motor 17, and the angle adjustment of the electric welding machine body 8 is realized.

[0049] With reference to Figure 1 , Figure 3 In the embodiment, a mark line 18 is arranged on the rear side of the slide rail 4, an indicating rod 15 is fixedly installed on the bottom of the circular plate 7, and the indicating rod 15 cooperates with the mark line 18.

[0050] Through the cooperation of the indicating rod 15 and the mark line 18, the movement of the electric welding machine body 8 can be indicated and positioned, and the displacement accuracy can be improved.

[0051] The working mode is as follows: when in use, the power supply and the PLC controller are turned on, the two linear motors 3 push the slide rails 4 to move horizontally, the two scales 13 can mark the slide rails 4 to realize accurate adjustment, the threaded rod 5 is rotated by the servo motor 6, the slide block 9 moves horizontally in the slide rail 4 driven by the threaded rod 5, the circular plate 7 moves driven by the slide block 9, the welding machine main body 8 moves horizontally driven by the circular plate 7, the welding position can be adjusted in a large range, the rectangular strip 14 cooperates with the notch 11 to ensure that the slide block 9 moves horizontally in the slide rail 4, the welding machine base 81 is installed and supported, the mechanical arm 82 can automatically and intelligently adjust the angle, the welding gun 84 welds, and the welding wire pipe 83 is used for conducting the welding wire. In the application, all the structural shapes, sizes and materials of the embodiments can be selected and adjusted to meet specific use conditions. The drawings are schematic structural diagrams, and the actual sizes can be appropriately adjusted.

[0052] The above is only a preferred specific implementation of the present embodiment, but the protection scope of the present embodiment is not limited thereto. Any person skilled in the art can make equivalent replacements or changes to the technical solution and the utility model concept of the present embodiment within the technical range disclosed by the present embodiment, which should be covered within the protection scope of the present embodiment.

Claims

1. A high-precision arc-stabilized electric welding machine, comprising a workboard (1), the bottom of the workboard (1) is provided with four supporting legs (2), characterized in that, The top of the workboard (1) is slidably provided with a horizontal adjusting mechanism, the top of the workboard (1) is fixedly provided with two linear motors (3), the output shafts of the two linear motors (3) are fixedly provided with the horizontal adjusting mechanism, the horizontal adjusting mechanism is provided with a welding machine body (8), the welding machine body (8) comprises a welding machine base (81), the welding machine base (81) is provided with a mechanical arm (82), the mechanical arm (82) is provided with a welding gun (84), and the welding gun (84) is connected with a welding wire pipe (83).

2. The high-precision arc-stabilized electric welder according to claim 1, characterized in that, The horizontal adjusting mechanism comprises a sliding rail (4), and the sliding rail (4) is slidably arranged on the top of the workboard (1).

3. The high-precision arc-stabilized electric welder according to claim 1, characterized in that, The top of the workboard (1) is provided with two scale lines (13).

4. The high-precision arc-stabilized electric welder according to claim 2, characterized in that, The sliding rail (4) is rotatably provided with a threaded rod (5), the threaded rod (5) is threadedly connected with a sliding block (9), the sliding rail (4) is provided with a sliding groove (12), the sliding block (9) is slidably connected with the inner wall of the sliding groove (12), the top of the sliding block (9) is fixedly provided with a circular plate (7), the welding machine body (8) is arranged on the top of the circular plate (7), the outer end of the threaded rod (5) is provided with a servo motor (6), and the servo motor (6) is arranged on the outer side of the sliding rail (4).

5. The high-precision arc-stabilized electric welder according to claim 4, characterized in that, The sliding block (9) is provided with a threaded hole (10), the threaded rod (5) is threadedly connected with the threaded hole (10), the two sides of the sliding block (9) are provided with notches (11), the two side inner walls of the sliding rail (4) are fixedly provided with rectangular strips (14), and the rectangular strips (14) are slidably connected with the inner walls of the notches (11).

6. The high-precision arc-stabilized electric welder according to claim 4, characterized in that, The top of the sliding block (9) is provided with a motor groove (16), the motor groove (16) is provided with a stepping motor (17), and the output shaft of the stepping motor (17) is fixedly connected with the bottom of the circular plate (7).

7. The high-precision arc-stabilized electric welder according to claim 2, characterized in that, The rear side of the sliding rail (4) is provided with a mark line (18), the bottom of the circular plate (7) is fixedly provided with an indicating rod (15), and the indicating rod (15) is matched with the mark line (18).

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