Adjustable handheld welding gun

Abstract

The utility model discloses an adjustable handheld welding gun which comprises a welding gun body, one end of the welding gun body is fixedly connected with a graduated tube, one end of the graduated tube is fixedly connected with a copper nozzle, the lower surface of the welding gun body is fixedly connected with a stable support, the side surface of the stable support is fixedly connected with a buckle, and the side surface of the stable support is fixedly connected with the copper nozzle. The upper surface of the stabilizing support is fixedly connected with an angle-adjustable support, the upper surface of the angle-adjustable support is fixedly connected with a reflecting mirror, the side surface of the angle-adjustable support is fixedly connected with an adjusting knob, the time for manually adjusting welding wires can be shortened through automatic wire feeding, the welding process is more continuous, and therefore the working efficiency is improved; the welding quality is ensured, welding defects caused by unstable manual wire feeding are reduced, the angle and the position of the reflecting mirror can be adjusted according to actual needs by arranging the reflecting mirror adjustable support, it is ensured that laser beams can be accurately focused on welding points, and the welding precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to handheld laser welding technical field, especially a kind of adjustable handheld welding torch. BACKGROUND

[0002] Laser welding machine is a kind of material processing equipment using laser, it has the advantages such as high degree of automation and simple welding process, can be divided into laser die welding machine, automatic laser welding machine, laser spot welding machine and fiber transmission laser welding machine according to working mode, now laser welding gun is various, one of which is handheld laser welding gun, because of convenient to use, it is more widely used.

[0003] The existing handheld laser welding gun is all transported welding wire by hand in the process of laser welding, so that the position accuracy of welding wire is not enough, and it is easy to shake left and right during welding, and the safety of holding welding wire by hand is not guaranteed, and the existing laser welding gun fixing support is usually fixed, not convenient to adjust, and the angle of reflecting mirror cannot be adjusted, such as Chinese patent "handheld laser welding gun", its application number is: "CN201620428112.1", it includes: gun body, the front end of gun body is provided with laser outlet, the rear end of gun body is provided with optical cable connecting port, the rear end of gun body is provided with elastic guide section for sleeving optical cable, its device is all transported welding wire by hand in the process of laser welding, so that the position accuracy of welding wire is not enough, and it is easy to shake left and right during welding, and the safety of holding welding wire by hand is not guaranteed, and the angle of reflecting mirror cannot be adjusted, and the applicability is relatively limited. UTILITY MODEL CONTENTS

[0004] The utility model aims at at least solving one of the technical problems existing in prior art, provide a kind of adjustable handheld welding torch, the welding wire of the present device can be reduced by automatic wire feeding Time of operator manual adjustment, make welding process more continuous, to improve work efficiency, ensure the quality of welding, reduce the welding defects caused by manual wire feeding instability, by setting up reflecting mirror adjustable support, can adjust the angle and position of reflecting mirror according to actual needs, ensure that laser beam can be accurately focused on welding point, improve welding precision, in welding, the shape and size of workpiece can be different, reflecting mirror adjustable design can work under multiple angles, adapt to different welding needs.

[0005] The utility model discloses still provide with above-mentioned adjustable handheld welding torch, include: welding torch main part, welding torch main part one end fixedly connected with degree tube, degree tube one end fixedly connected with copper mouth, welding torch main part lower surface fixedly connected with stable support, stable support side surface fixedly connected with buckle, stable support upper surface fixedly connected with adjustable angle support, adjustable angle support upper surface fixedly connected with reflector, adjustable angle support side surface fixedly connected with adjusting knob, adjustable angle support upper surface fixedly connected with focusing mirror, through the mutual cooperation between above-mentioned parts, can adjust the angle and position of reflector according to actual need, ensure that laser beam can be focused accurately on the welding point, improve the welding accuracy, in the welding, the shape of workpiece can be different with size, and the adjustable design of reflector can work under multiple angles, and different welding needs are adapted.

[0006] The lower surface of the copper nozzle is fixedly connected with a wire feeding support, the side surface of the wire feeding support is fixedly connected with a welding wire pipe, and one end of the welding wire pipe is threadedly connected with a locking nut. Through the mutual cooperation between the above-mentioned parts, the time for the operator to manually adjust the welding wire can be reduced, the welding process is more continuous, the working efficiency is improved, the quality of welding is ensured, and welding defects caused by unstable manual wire feeding are reduced.

[0007] According to the adjustable handheld welding torch, the upper surface of the welding torch main body is fixedly connected with a protective mirror, and the material of the protective mirror is quartz. Through the mutual cooperation between the above-mentioned parts, the quartz material has high temperature resistance and good heat resistance.

[0008] According to the adjustable handheld welding torch, the side surface of the welding torch main body is fixedly connected with a handle, and the outer surface of the handle is provided with a groove. Through the mutual cooperation between the above-mentioned parts, the handle is not easy to fall off when being held.

[0009] According to the adjustable handheld welding torch, the side surface of the handle is fixedly connected with a switch, and the switch is electrically connected with the motor in the welding torch main body. Through the mutual cooperation between the above-mentioned parts, a power source is provided.

[0010] According to the adjustable handheld welding torch, the bottom end of the welding torch main body is fixedly connected with an air path connecting pipe, and the material of the air path connecting pipe is a polyurethane hose. Through the mutual cooperation between the above-mentioned parts, the air path connecting pipe has good wear resistance, oil resistance and flexibility.

[0011] The utility model relates to a handheld welding torch with adjustable, welding torch main part's bottom fixedly connected with QBH interface, the inside of QBH interface is provided with quartz lens, through the mutual cooperation between above-mentioned parts, have very high heat resistance and light transmittance, further keep working stable.

[0012] The utility model relates to a handheld welding torch with adjustable, the one end of scale tube is equipped with the locating ring, the side surface of adjustable angle support is provided with fastening bolt, welding torch main part passes through fastening bolt and adjustable angle support fixed connection, through the mutual cooperation between above-mentioned parts, adjust conveniently.

[0013] The utility model relates to a handheld welding torch with adjustable, the material of reflector is coated metal mirror, the material of focusing mirror is quartz material, through the mutual cooperation between above-mentioned parts, coated metal mirror has higher reflectivity, and the material of focusing mirror is quartz material and has excellent light transmittance and heat resistance.

[0014] Beneficial effects

[0015] Compared with the prior art, the utility model discloses through automatic wire feeding can reduce the time of operator manual adjustment welding wire, makes the welding process more continuous, thereby improves work efficiency, ensures the quality of welding, reduces the welding defect caused by manual wire feeding instability, through setting up reflector adjustable support, can adjust the angle and position of reflector according to actual needs, ensures that the laser beam can accurately focus on the welding point, improves welding precision, in welding, the shape and size of workpiece can be different, and the adjustable design of reflector can work under multiple angles, and different welding demands are adapted. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model will be further explained in connection with the drawings and examples;

[0017] Figure 1 It is the overall structural drawing of the utility model handheld welding torch with adjustable;

[0018] Figure 2 It is the adjustable support structure diagram of the utility model handheld welding torch with adjustable;

[0019] Figure 3 It is the partial structural drawing of the utility model handheld welding torch with adjustable;

[0020] Figure 4 It is the Figure 1 It is the enlarged view of A in the middle;

[0021] Legend:

[0022] 1, welding torch body; 2, focusing mirror; 3, mirror; 4, protective mirror; 5, scale tube; 6, copper nozzle; 7, handle; 8, groove; 9, switch; 10, stable support; 11, buckle; 12, adjusting knob; 13, adjustable angle support; 14, gas connection pipe; 15, QBH interface; 16, welding wire tube; 17, wire feeding support; 18, locking nut; 19, positioning ring; 20, fastening bolt. DETAILED DESCRIPTION

[0023] This part will describe the specific embodiments of the present application in detail, the preferred embodiments of the present application are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the present application, but it cannot be understood as a limitation on the protection scope of the present application.

[0024] Reference Figures 1-4The utility model discloses a kind of adjustable handheld welding torch, it includes: welding torch main body 1, the bottom end fixed connection of welding torch main body 1 has QBH interface 15, quartz lens is provided in the inside of QBH interface 15, with extremely high heat resistance and light transmittance, further keep stable work, the bottom end fixed connection of welding torch main body 1 has gas path connector 14, the material of gas path connector 14 is polyurethane hose, with good wear resistance, oil resistance and flexibility, the side surface fixed connection of welding torch main body 1 has handle 7, the side surface fixed connection of handle 7 has switch 9, switch 9 and motor in the inside of welding torch main body 1 are electrically connected, provide power source, the outer surface of handle 7 is provided with recess 8, it is not easy to drop hand when being convenient for hand, the upper surface fixed connection of welding torch main body 1 has protective mirror 4, the material of protective mirror 4 is quartz material, quartz material has resistance high temperature, with good heat resistance, one end fixed connection of welding torch main body 1 has scale tube 5, one end of scale tube 5 is equipped with positioning ring 19, the side surface of adjustable angle support 13 is provided with fastening bolt 20, welding torch main body 1 is fixedly connected with adjustable angle support 13 by fastening bolt 20, it is convenient for adjustment, one end fixed connection of scale tube 5 has copper nozzle 6, the lower surface fixed connection of welding torch main body 1 has stable support 10, the side surface fixed connection of stable support 10 has buckle 11, the upper surface fixed connection of stable support 10 has adjustable angle support 13, the upper surface fixed connection of adjustable angle support 13 has reflector 3, the material of reflector 3 is coated metal mirror, the material of focusing lens 2 is quartz material, coated metal mirror has higher reflectivity, and the material of focusing lens 2 is quartz material has excellent light transmittance and heat resistance, the side surface fixed connection of adjustable angle support 13 has adjusting knob 12, the upper surface fixed connection of adjustable angle support 13 has focusing lens 2, the angle and position of reflector 3 can be adjusted according to actual needs, ensure that laser beam can be accurately focused on welding point, improve welding precision, in welding, the shape and size of workpiece can be different, reflector 3 adjustable design can work under multiple angles, adapt to different welding needs.

[0025] The lower surface fixed connection of copper nozzle 6 has wire feeding support 17, the side surface fixed connection of wire feeding support 17 has welding wire tube 16, one end of welding wire tube 16 is screwed with lock nut 18, can reduce the time of operator manual adjustment welding wire, make welding process more continuous, thereby improve work efficiency, ensure the quality of welding, reduce welding defects caused by manual wire feeding instability.

[0026] Working principle: when using the device, first hold the handle 7, by pressing the switch 9 will produce high-voltage DC arc, through the start wire feeding mechanism, (wire feeding mechanism is powered by an external power supply, through the motor in the welding gun drive wire wheel, push the welding wire to the welding area) welding wire through the welding wire pipe 16 to the front end of the welding gun main body 1, welding wire as electrode between the workpiece produces arc, when the welding wire contact workpiece, produce arc, melt the welding wire and deposit it on the workpiece to form a weld, at the same time, through the gas connection pipe 14 external protection gas flow, through the welding gun main body 1 internal passage to the welding area, prevent metal oxidation in the welding process, and then the protective gas flow covers the welding area, prevent the oxygen and nitrogen in the air affect the welding quality, second laser beam through the optical fiber and the mirror 3 guide, again by the focusing mirror 2 in the front end of the welding gun laser focusing on the workpiece surface, through the adjustable angle support 13, can according to the actual need to adjust the angle and position of the mirror 3, ensure that the laser beam can be accurately focused on the welding point, improve the welding precision, in the welding, the shape and size of the workpiece may be different, the mirror 3 adjustable design can work at a variety of angles, adapt to different welding needs.

[0027] The above embodiment of the present application is described in detail in combination with the drawings, but the present application is not limited to the above embodiment, and various changes can be made within the knowledge range possessed by those skilled in the art without departing from the purpose of the present application.

Claims

1. An adjustable hand-held welding torch characterized by, Include: The welding torch body (1), one end of the welding torch body (1) is fixedly connected with a scale tube (5), one end of the scale tube (5) is fixedly connected with a copper nozzle (6), the lower surface of the welding torch body (1) is fixedly connected with a stable support (10), the side surface of the stable support (10) is fixedly connected with a buckle (11), the upper surface of the stable support (10) is fixedly connected with an adjustable angle support (13), the upper surface of the adjustable angle support (13) is fixedly connected with a reflecting mirror (3), the side surface of the adjustable angle support (13) is fixedly connected with an adjusting knob (12), the upper surface of the adjustable angle support (13) is fixedly connected with a focusing mirror (2); The lower surface of the copper nozzle (6) is fixedly connected with a wire feeding support (17), the side surface of the wire feeding support (17) is fixedly connected with a welding wire tube (16), one end of the welding wire tube (16) is threadedly connected with a locking nut (18).

2. An adjustable hand-held welding torch according to claim 1, wherein, The upper surface of the welding torch body (1) is fixedly connected with a protective mirror (4), the material of the protective mirror (4) is quartz material.

3. An adjustable hand-held welding torch according to claim 1 wherein, The side surface of the welding torch body (1) is fixedly connected with a handle (7), the outer surface of the handle (7) is provided with a groove (8).

4. An adjustable hand-held welding torch according to claim 3, wherein, The side surface of the handle (7) is fixedly connected with a switch (9), and the switch (9) is electrically connected with the motor in the welding torch body (1).

5. An adjustable hand-held welding torch as defined in claim 1 wherein, The bottom end of the welding torch body (1) is fixedly connected with an air path connecting pipe (14), the material of the air path connecting pipe (14) is polyurethane hose.

6. An adjustable hand-held welding torch as defined in claim 1 wherein, The bottom end of the welding torch body (1) is fixedly connected with a QBH interface (15), the inside of the QBH interface (15) is provided with a quartz lens.

7. An adjustable hand-held welding torch as defined in claim 1 wherein, One end of the scale tube (5) is sleeved with a positioning ring (19), the side surface of the adjustable angle support (13) is provided with a fastening bolt (20), and the welding torch body (1) is fixedly connected with the adjustable angle support (13) through the fastening bolt (20).

8. An adjustable hand-held welding torch according to claim 1 wherein, The material of the reflecting mirror (3) is coated metal mirror, and the material of the focusing mirror (2) is quartz material.

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