Handheld laser welding head with high safety and reliability

Abstract

The utility model discloses a handheld laser welding head with high safety and reliability, which comprises a device body, an RD joint and a switch are arranged in the device body, a collimator is arranged above the RD joint, a handle is connected above the collimator, a gun head main body is connected above the handle, a reinforcing plate is arranged on the outer side wall of the handle, and the gun head main body is connected with the switch. A rotating shaft is arranged on the outer side wall of the reinforcing plate, a lantern ring movably sleeves the rotating shaft, a protective cover is connected to the lower portion of the lantern ring, a protective cover is arranged at the rear end of the gun head body, a connecting shaft is arranged at the front end of the gun head body, a nozzle is connected to the front end of the connecting shaft, and a supporting frame sleeves the connecting shaft; a first bolt is in threaded connection with the interior of the supporting frame, the upper portion of the supporting frame is movably connected with an L-shaped support, and an air suction pipe is arranged in the L-shaped support, so that the hands of workers can be protected, the safety of the device is improved, the situation that the hands of the workers are damaged is reduced, and the problem that the hands of the workers are scalded and work is affected is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of laser welding, and in particular relates to a handheld laser welding head with high safety and reliability. Background Art

[0002] Laser welding is a welding method that uses a high-energy-density laser beam as a heat source. It is currently the most advanced welding technology in the world. It has the advantages of fast welding speed and large aspect ratio. It is widely used in manufacturing, industry, medicine and other fields. Handheld laser welding heads are the most common tools in laser welding.

[0003] The existing handheld laser welding head is often accompanied by sparks during the welding process. If the workers' hands are not protected, it is easy to cause burns or scalds to the workers' hands, affecting the subsequent work of the device. Therefore, we need to upgrade and transform based on the existing technology. Utility Model Content

[0004] The purpose of the utility model is to provide a handheld laser welding head with high safety and reliability to solve the problems raised in the above background technology.

[0005] In order to solve the above problems, the following technical solutions are provided:

[0006] A handheld laser welding head with high safety and reliability is designed, including a device body, which contains an RD joint and a switch, a collimator is arranged above the RD joint, a handle is connected above the collimator, a gun head body is connected above the handle, and a reinforcement plate is installed on the outer wall of the handle, a rotating shaft is arranged on the outer wall of the reinforcement plate, a ring is movably sleeved on the rotating shaft, a protective cover is connected below the ring, a protective cover is arranged at the rear end of the gun head body, and a connecting shaft is arranged at the front end of the gun head body, a nozzle is connected to the front end of the connecting shaft, and a support frame is sleeved on the connecting shaft, a first bolt is screwed in the support frame, and an L bracket is movably connected to the support frame above, an air intake pipe is arranged in the L bracket, a butt pipe is arranged at one end of the air intake pipe, a cable tie is arranged on the protective cover, and a limiting groove is arranged in the cable tie.

[0007] Furthermore, a finger groove is provided on one side of the handle, and the finger groove is fixedly connected to the handle.

[0008] Furthermore, the rotating shaft is symmetrically provided with two groups, and a limit plate is installed on the rotating shaft, and the limit plate is fixedly connected to the rotating shaft.

[0009] Furthermore, a threaded joint is provided at one end of the air intake pipe, and the threaded joint is threadedly connected to the butt pipe.

[0010] Furthermore, the cable tie is provided with screw holes, and the screw holes are provided in multiple groups, and the second bolts are screwed into the screw holes.

[0011] Furthermore, a docking tube is placed in the limiting groove, a plug-in hole is provided in the limiting groove, and a plug-in column is plugged into the plug-in hole.

[0012] Furthermore, thread grooves are provided at the front and rear ends of the plug-in column, nuts are screwed at the front and rear ends of the plug-in column, and anti-slip strips are fixedly arranged outside the nuts.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model can protect the hands of the staff by arranging the reinforcement plate, the rotating shaft, the collar, the protective cover and the limit plate, thereby improving the safety of the device, reducing the possibility of damage to the hands of the staff, and avoiding the problem of scalding the hands of the staff and affecting their work.

[0015] 2. The utility model can limit and fix the butt joint pipes in the device by arranging a cable tie, a limit groove, a plug hole, a plug column, a nut, an anti-slip strip, a screw hole and a second bolt, thereby increasing the practicality and convenience of the device and avoiding the problem of the device having pipelines during operation and affecting the welding work of the device.

[0016] With reference to the following description and drawings, specific embodiments of the present invention are disclosed in detail, indicating the manner in which the principles of the present invention can be adopted. It should be understood that the embodiments of the present invention are not limited in scope. Within the spirit and scope of the appended claims, the embodiments of the present invention include many changes, modifications and equivalents. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a stereoscopic diagram of the overall structure of a handheld laser welding head with high safety and reliability according to the utility model;

[0019] Figure 2 This is a working diagram of the overall structure of a handheld laser welding head with high safety and reliability according to the utility model;

[0020] Figure 3 This is an exploded view of the protective structure of a handheld laser welding head with high safety and reliability according to the utility model;

[0021] Figure 4A three-dimensional diagram of a position limiting structure of a handheld laser welding head with high safety and reliability according to the utility model;

[0022] Figure 5 The present invention is an exploded view of a position limiting structure of a handheld laser welding head with high safety and reliability.

[0023] In the figure: 1. Device body; 2. RD connector; 3. Collimator; 4. Handle; 5. Finger groove; 6. Switch; 7. Gun head body; 71. Protective cover; 8. Connecting shaft; 9. Nozzle; 10. Reinforcement plate; 11. Rotating shaft; 12. Ring; 13. Protective cover; 14. Limiting plate; 15. Support frame; 16. First bolt; 17. L bracket; 18. Suction pipe; 19. Threaded joint; 20. Butt tube; 21. Cable tie; 22. Limiting groove; 23. Plug hole; 24. Plug column; 25. Nut; 26. Anti-slip strip; 27. Screw hole; 28. Second bolt. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] like Figure 1 - Figure 5 As shown, a handheld laser welding head with high safety and reliability provided by the present embodiment includes a device body 1, which includes an RD connector 2 and a switch 6. A collimator 3 is provided above the RD connector 2, and a handle 4 is connected above the collimator 3. A gun head body 7 is connected above the handle 4, and a reinforcing plate 10 is installed on the outer wall of the handle 4. A rotating shaft 11 is provided on the outer wall of the reinforcing plate 10, and a ring 12 is movably sleeved on the rotating shaft 11. A protective cover 13 is connected below the ring 12. A protective cover 71 is provided at the rear end of the gun head body 7 and a connecting shaft 8 is provided at the front end of the gun head body 7. The front end of the connecting shaft 8 is connected to a nozzle 9 and a support frame 15 is sleeved on the connecting shaft 8. A first bolt 16 is screwed in the support frame 15 and an L bracket 17 is movably connected above the support frame 15. An air intake pipe 18 is provided in the L bracket 17, and a butt joint 20 is provided at one end of the air intake pipe 18. A cable tie 21 is provided on the protective cover 71, and a limit groove 22 is provided in the cable tie 21.

[0026] Preferably, a finger groove 5 is provided on one side of the handle 4, and the finger groove 5 is fixedly connected to the handle 4. By providing the finger groove 5, it is convenient for the user to put his fingers into the finger groove 5 to pick up the device for hand-held use. The rotating shaft 11 is symmetrically provided with two groups, and a limiting plate 14 is installed on the rotating shaft 11. The limiting plate 14 is fixedly connected to the rotating shaft 11. By providing the limiting plate 14, the rotating shaft 11 can be limited to prevent the ring 12 from falling off the rotating shaft 11. A threaded joint 19 is provided at one end of the suction pipe 18, and the threaded joint 19 is threadedly connected to the docking pipe 20. By providing the threaded joint 19, it is convenient for the user to connect and fix the devices, which provides convenience for the user and avoids the trouble of docking the devices.

[0027] Preferably, a screw hole 27 is provided in the cable tie 21, and the screw hole 27 is provided with multiple groups. The second bolt 28 is screwed in the screw hole 27. By providing the second bolt 28, the cable tie 21 can be installed and fixed, which increases the stability of the cable tie 21 and ensures the safety of the device when in use. A butt joint pipe 20 is placed in the limit groove 22, and a plug hole 23 is provided in the limit groove 22. A plug post 24 is plugged in the plug hole 23. By providing the plug post 24, the butt joint pipe 20 can be limited to prevent The docking tube 20 falls off from the limiting groove 22, and threaded grooves are provided at the front and rear ends of the plug-in column 24. Nuts 25 are screwed at the front and rear ends of the plug-in column 24, and an anti-slip strip 26 is fixed outside the nut 25. By setting the nut 25, the plug-in column 24 can be limited and fixed, thereby ensuring the safety of the plug-in column 24 during use and preventing the plug-in column 24 from falling off from the plug-in hole 23. By setting the anti-slip strip 26, the user can avoid slipping when turning the nut 25.

[0028] The use principle and use process of the utility model are as follows: when in use, the user places the finger in the finger groove 5 and holds the handle 4 tightly, connects the RD connector 2 of the device with the control end, controls the gun head body 7 of the device to work, and the gun head body 7 drives the nozzle 9 to work, and the nozzle 9 performs welding work on the place where welding is required. When welding, the suction pipe 18 is controlled to absorb and purify the gas generated by welding. When the device needs to protect the hand of the user during welding, the user rotates the protective cover 13 by hand, and the protective cover 13 drives the sleeve ring 12 to rotate on the rotating shaft 11 until the protective cover 13 rotates to a suitable angle. The user controls the device to perform welding work, which can protect the hands of the staff. The butt joint 20 is protected, which improves the safety of the device, reduces the possibility of hand damage to the staff, and avoids the problem of hand scalding of the staff affecting work. When the butt joint 20 of the suction pipe 18 needs to be limited, the user places the butt joint 20 in the limiting groove 22 of the cable tie 21. After it is properly placed, the plug-in column 24 is plugged into the plug-in hole 23 of the limiting groove 22. After the plug-in is completed, the nut 25 is screwed on the left and right ends of the plug-in column 24 in turn. At this time, the butt joint 20 is limited, and the butt joint 20 in the device can be limited and fixed, which increases the practicability and convenience of the device and avoids the problem of pipelines appearing in the device during operation and affecting the welding work of the device.

[0029] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the 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 operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0031] The present invention is described above in conjunction with specific implementation methods, but it should be clear to those skilled in the art that these descriptions are exemplary and are not intended to limit the scope of protection of the present invention. Those skilled in the art can make various modifications and variations to the present invention based on the spirit and principles of the present invention, and these modifications and variations are also within the scope of the present invention.

Claims

1. A handheld laser welding head with high safety and reliability, characterized in that: The invention comprises a device body (1), wherein the device body (1) contains an RD connector (2) and a switch (6), a collimator (3) is arranged above the RD connector (2), a handle (4) is connected above the collimator (3), a gun head body (7) is connected above the handle (4), a reinforcing plate (10) is installed on the outer wall of the handle (4), a rotating shaft (11) is arranged on the outer wall of the reinforcing plate (10), a sleeve (12) is movably sleeved on the rotating shaft (11), a protective cover (13) is connected below the sleeve (12), and a rear end of the gun head body (7) is provided. A protective cover (71) is provided at the end and a connecting shaft (8) is provided at the front end of the gun head body (7), the front end of the connecting shaft (8) is connected to the nozzle (9) and a support frame (15) is sleeved on the connecting shaft (8), a first bolt (16) is screwed inside the support frame (15) and an L bracket (17) is movably connected above the support frame (15), an air intake pipe (18) is provided inside the L bracket (17), one end of the air intake pipe (18) is provided with a docking pipe (20), a cable tie (21) is provided on the protective cover (71), and a limit groove (22) is provided inside the cable tie (21).

2. A handheld laser welding head with high safety and reliability according to claim 1, characterized in that: A finger groove (5) is provided on one side of the handle (4), and the finger groove (5) is fixedly connected to the handle (4).

3. The handheld laser welding head with high safety and reliability according to claim 1 is characterized in that: The rotating shaft (11) is symmetrically provided with two groups, and a limiting plate (14) is installed on the rotating shaft (11), and the limiting plate (14) is fixedly connected to the rotating shaft (11).

4. The handheld laser welding head with high safety and reliability according to claim 1 is characterized in that: A threaded joint (19) is provided at one end of the air intake pipe (18), and the threaded joint (19) is threadedly connected to the butt joint (20).

5. The handheld laser welding head with high safety and reliability according to claim 1 is characterized in that: The cable tie (21) is provided with screw holes (27), and the screw holes (27) are provided in multiple groups. The second bolts (28) are screwed into the screw holes (27).

6. The handheld laser welding head with high safety and reliability according to claim 1 is characterized in that: A butt joint pipe (20) is placed in the limiting groove (22), a plug-in hole (23) is provided in the limiting groove (22), and a plug-in column (24) is plugged into the plug-in hole (23).

7. A handheld laser welding head with high safety and reliability according to claim 6, characterized in that: The front and rear ends of the plug-in column (24) are provided with threaded grooves, the front and rear ends of the plug-in column (24) are threadedly connected with nuts (25), and the nut (25) is fixedly provided with an anti-slip strip (26) outside.

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