Laser welding wire device

Abstract

The utility model provides a laser welding wire device which comprises a mounting plate, a laser welding head and a wire feeding mechanism, and the laser welding head is arranged on the mounting plate and located on the front side of the mounting plate. The wire feeding mechanism comprises a wire feeding supporting plate, a wire feeding motor, a wire feeding transmission assembly, a wire feeding driving wheel, a wire feeding transmission wheel, a first wire feeding pipe and a second wire feeding pipe, the wire feeding supporting plate is arranged on the mounting plate, and the wire feeding motor, the wire feeding transmission assembly, the wire feeding driving wheel, the wire feeding transmission wheel, the first wire feeding pipe and the second wire feeding pipe are all arranged on the wire feeding supporting plate; the wire feeding motor is connected with the wire feeding driving wheel through the wire feeding transmission assembly, the wire feeding driven wheel is rotationally connected to the wire feeding supporting plate and located on one side of the wire feeding driving wheel, a wire feeding channel is formed between the wire feeding driving wheel and the wire feeding driven wheel, the first wire feeding pipe is arranged above the wire feeding channel, and the second wire feeding pipe is arranged below the wire feeding channel. The second wire feeding pipe is located on the front side of the laser welding head. The laser welding wire device is more convenient to use.

Description

Technical Field

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

[0002] Laser welding is to concentrate light energy and heat energy in a small spot, instantly melting the welding wire and the processing base material, and laser welding wire is mainly used to repair precision molds. Although the existing laser welding wire device can realize the welding function to a certain extent, there are still many problems that need to be improved in the actual use process, and it is still very inconvenient to use. Utility Model Content

[0003] The utility model aims to provide a laser welding wire device, aiming to solve the problem that the existing laser welding wire device is inconvenient to use.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A laser welding wire device is provided, comprising:

[0006] Mounting plate;

[0007] A laser welding head, the laser welding head is arranged on the mounting plate and located at the front side of the mounting plate;

[0008] Wire feeding mechanism, the wire feeding mechanism includes a wire feeding support plate, a wire feeding motor, a wire feeding transmission assembly, a wire feeding driving wheel, a wire feeding driven wheel, a first wire feeding tube and a second wire feeding tube, the wire feeding support plate is arranged on the mounting plate, the wire feeding motor, the wire feeding transmission assembly, the wire feeding driving wheel, the wire feeding driven wheel, the first wire feeding tube and the second wire feeding tube are all arranged on the wire feeding support plate, the wire feeding motor is connected to the wire feeding driving wheel through the wire feeding transmission assembly, the wire feeding driven wheel is rotatably connected to the wire feeding support plate and is located on one side of the wire feeding driving wheel, a wire feeding channel is formed between the wire feeding driving wheel and the wire feeding driven wheel, the first wire feeding tube is arranged above the wire feeding channel, the second wire feeding tube is arranged below the wire feeding channel, the first wire feeding tube and the second wire feeding tube are both connected to the wire feeding channel, and the second wire feeding tube is located on the front side of the laser welding head.

[0009] Optionally, the wire feeding mechanism also includes a driven wheel mounting seat, the wire feeding driven wheel is rotatably connected to the driven wheel mounting seat, the lower end of the driven wheel mounting seat is rotatably connected to the wire feeding support plate via a torsion spring, and the upper end of the driven wheel mounting seat is detachably connected to the wire feeding support plate.

[0010] Optionally, the wire feeding mechanism also includes a wire feeding adjustment member, the upper end of the driven wheel mounting seat is provided with a first plug-in hole for inserting the wire feeding adjustment member, the wire feeding support plate is provided with a second plug-in hole adapted to the wire feeding adjustment member, the wire feeding adjustment member has a plug-in portion and a hand-holding portion, the plug-in portion is sequentially plugged into the first plug-in hole and the second plug-in hole, and the outer diameter of the hand-holding portion is larger than the outer diameter of the plug-in portion.

[0011] Optionally, the second wire feeding tube is curved, the second wire feeding tube is bent toward the rear, and the lower end of the second wire feeding tube is located below the laser welding head.

[0012] Optionally, the wire feeding transmission assembly includes a worm gear reducer, and the worm gear reducer is arranged on the wire feeding support plate.

[0013] Optionally, the wire feeding motor is a servo motor.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. In the laser welding wire device provided by the utility model, the wire feeding driven wheel is rotatably connected to the wire feeding support plate and is located on one side of the wire feeding driving wheel, that is, the distance between the wire feeding driven wheel and the wire feeding driving wheel can be adjusted, that is, the width of the wire feeding channel can be adjusted. In this way, it can adapt to welding wires of different specifications and is more convenient to use.

[0016] 2. In the laser welding wire device provided by the utility model, the wire feeding motor drives the wire feeding active wheel to rotate, thereby driving the welding wire to move downward. By adjusting the width of the wire feeding channel, the welding wire can always maintain a certain tension during the transportation of the welding wire and will not easily be entangled, thereby enabling better transportation of the welding wire.

[0017] 3. In the laser welding wire device provided by the utility model, the driven wheel mounting seat will have a tendency to rotate outward under the action of the torsion spring, thereby avoiding a tendency to compress the welding wire. The wire feeding adjustment member can fix the position of the driven wheel mounting seat on the wire feeding support plate by plugging, preventing the driven wheel mounting seat from continuing to rotate outward, thereby fixing the position of the wire feeding driven wheel, that is, fixing the distance between the wire feeding driven wheel and the wire feeding driving wheel, which is more convenient to adjust. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 It is a structural schematic diagram of the laser welding wire device of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the wire feeding mechanism of the laser welding wire device of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the wire feeding mechanism of the laser welding wire device of the present invention from another angle.

[0022] In the figure: 1. mounting plate; 2. laser welding head; 3. wire feeding mechanism; 31. wire feeding support plate; 311. second plug-in hole; 32. wire feeding motor; 33. wire feeding transmission assembly; 34. wire feeding driving wheel; 35. wire feeding driven wheel; 36. first wire feeding tube; 37. second wire feeding tube; 38. driven wheel mounting seat; 381. first plug-in hole; 39. wire feeding adjustment member; 391. plug-in part; 392. hand-held part. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship 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 orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] 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. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features.

[0026] Combine the following Figures 1 to 3 The utility model is described in detail.

[0027] like Figures 1 to 3As shown, the utility model provides a laser wire welding device, comprising a mounting plate 1 , a laser welding head 2 and a wire feeding mechanism 3 , wherein the laser welding head 2 is arranged on the mounting plate 1 and is located at the front side of the mounting plate 1 .

[0028] Specifically, the wire feeding mechanism 3 includes a wire feeding support plate 31, a wire feeding motor 32, a wire feeding transmission assembly 33, a wire feeding active wheel 34, a wire feeding driven wheel 35, a first wire feeding tube 36 and a second wire feeding tube 37. The wire feeding support plate 31 is arranged on the mounting plate 1, and the wire feeding motor 32, the wire feeding transmission assembly 33, the wire feeding active wheel 34, the wire feeding driven wheel 35, the first wire feeding tube 36 and the second wire feeding tube 37 are all arranged on the wire feeding support plate 31. The wire feeding motor 32 is connected to the wire feeding active wheel 34 through the wire feeding transmission assembly 33. The wire feeding driven wheel is rotatably connected to the wire feeding support plate 31 and is located on one side of the wire feeding active wheel 34. A wire feeding channel is formed between the wire feeding active wheel 34 and the wire feeding driven wheel. The first wire feeding tube 36 is arranged above the wire feeding channel, and the second wire feeding tube 37 is arranged below the wire feeding channel. The first wire feeding tube 36 and the second wire feeding tube 37 are both connected to the wire feeding channel, and the second wire feeding tube 37 is located on the front side of the laser welding head 2.

[0029] In the laser welding device provided by the utility model, the wire feeding driven wheel is rotatably connected to the wire feeding support plate 31 and is located on one side of the wire feeding driving wheel 34, that is, the distance between the wire feeding driven wheel and the wire feeding driving wheel 34 can be adjusted, that is, the width of the wire feeding channel can be adjusted. In this way, it can adapt to welding wires of different specifications and is more convenient to use.

[0030] Furthermore, the wire feeding motor 32 drives the wire feeding active wheel 34 to rotate, thereby driving the welding wire to move downward. By adjusting the width of the wire feeding channel, the welding wire can always maintain a certain tension during the transportation of the welding wire and will not easily be entangled, thereby better conveying the welding wire.

[0031] In addition, the second wire feeding tube 37 is located at the front side of the laser welding head 2, and the overall structure is further optimized.

[0032] In some embodiments, the wire feeding mechanism 3 also includes a driven wheel mounting seat 38, the wire feeding driven wheel is rotatably connected to the driven wheel mounting seat 38, the lower end of the driven wheel mounting seat 38 is rotatably connected to the wire feeding support plate 31 through a torsion spring, and the upper end of the driven wheel mounting seat 38 is detachably connected to the wire feeding support plate 31, so that the position of the driven wheel mounting seat 38 can be more conveniently adjusted, that is, the position of the wire feeding driven wheel can be more conveniently adjusted.

[0033] In some embodiments, the wire feeding mechanism 3 also includes a wire feeding adjustment member 39, a first plug-in hole 381 for inserting the wire feeding adjustment member 39 is provided at the upper end of the driven wheel mounting seat 38, and a second plug-in hole 311 adapted to the wire feeding adjustment member 39 is provided on the wire feeding support plate 31, and the wire feeding adjustment member 39 has a plug-in portion 391 and a hand-holding portion 392, and the plug-in portion 391 is sequentially plugged into the first plug-in hole 381 and the second plug-in hole 311, and the outer diameter of the hand-holding portion 392 is larger than the outer diameter of the plug-in portion 391.

[0034] Specifically, the driven wheel mounting seat 38 will have a tendency to rotate outward under the action of the torsion spring, thereby avoiding a tendency to compress the welding wire. The wire feeding adjustment member 39 can fix the position of the driven wheel mounting seat 38 on the wire feeding support plate 31 by plugging, preventing the driven wheel mounting seat 38 from continuing to rotate outward, thereby fixing the position of the wire feeding driven wheel, that is, fixing the distance between the wire feeding driven wheel and the wire feeding active wheel 34, which is more convenient to adjust.

[0035] In some embodiments, the second wire feeding tube 37 is curved, and the second wire feeding tube 37 is bent toward the rear. The lower end of the second wire feeding tube 37 is located below the laser welding head 2. The welding wire is transported out from the second wire feeding tube 37 and can be melted by the laser generated by the laser welding head 2 at the first time, resulting in a better welding effect.

[0036] In some embodiments, the wire feeding transmission assembly 33 includes a worm gear reducer, which is disposed on the wire feeding support plate 31 and can better adjust the rotation speed of the wire feeding driving wheel 34 .

[0037] In some embodiments, the wire feeding motor 32 is a servo motor, which can further improve the feeding accuracy.

[0038] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A laser welding wire device, characterized in that: include: Mounting plate (1); A laser welding head (2), the laser welding head (2) being arranged on the mounting plate (1) and located on the front side of the mounting plate (1); A wire feeding mechanism (3), the wire feeding mechanism (3) comprising a wire feeding support plate (31), a wire feeding motor (32), a wire feeding transmission assembly (33), a wire feeding active wheel (34), a wire feeding driven wheel (35), a first wire feeding tube (36) and a second wire feeding tube (37), the wire feeding support plate (31) being arranged on the mounting plate (1), the wire feeding motor (32), the wire feeding transmission assembly (33), the wire feeding active wheel (34), the wire feeding driven wheel (35), the first wire feeding tube (36) and the second wire feeding tube (37) being arranged on the wire feeding support plate (31), the wire feeding motor (32) ) is connected to the wire feeding driving wheel (34) through the wire feeding transmission assembly (33), the wire feeding driven wheel is rotatably connected to the wire feeding support plate (31) and is located on one side of the wire feeding driving wheel (34), a wire feeding channel is formed between the wire feeding driving wheel (34) and the wire feeding driven wheel, the first wire feeding tube (36) is arranged above the wire feeding channel, the second wire feeding tube (37) is arranged below the wire feeding channel, the first wire feeding tube (36) and the second wire feeding tube (37) are both connected to the wire feeding channel, and the second wire feeding tube (37) is located on the front side of the laser welding head (2).

2. The laser welding wire device according to claim 1, characterized in that: The wire feeding mechanism (3) also includes a driven wheel mounting seat (38), the wire feeding driven wheel is rotatably connected to the driven wheel mounting seat (38), the lower end of the driven wheel mounting seat (38) is rotatably connected to the wire feeding support plate (31) via a torsion spring, and the upper end of the driven wheel mounting seat (38) is detachably connected to the wire feeding support plate (31).

3. The laser welding wire device according to claim 2, characterized in that: The wire feeding mechanism (3) also includes a wire feeding adjustment member (39); the upper end of the driven wheel mounting seat (38) is provided with a first plug hole (381) for inserting the wire feeding adjustment member (39); the wire feeding support plate (31) is provided with a second plug hole (311) adapted to the wire feeding adjustment member (39); the wire feeding adjustment member (39) has a plug-in portion (391) and a hand-held portion (392); the plug-in portion (391) is plugged into the first plug hole (381) and the second plug hole (311) in sequence; the outer diameter of the hand-held portion (392) is larger than the outer diameter of the plug-in portion (391).

4. The laser welding wire device according to claim 3, characterized in that: The second wire feeding tube (37) is curved, and the second wire feeding tube (37) is bent toward the rear side, and the lower end of the second wire feeding tube (37) is located below the laser welding head (2).

5. The laser welding wire device according to claim 1, characterized in that: The wire feeding transmission assembly (33) comprises a worm gear reducer, and the worm gear reducer is arranged on the wire feeding support plate (31).

6. The laser welding wire device according to claim 1, characterized in that: The wire feeding motor (32) is a servo motor.

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