Laser emission tool head

Abstract

A laser emitting tool head comprises a lens barrel I, a lens barrel II arranged on the top of the lens barrel I, and a lens barrel III arranged on the top of the lens barrel II, wherein a protective sleeve matching the lens barrel I is arranged at the bottom of the lens barrel I, an inner sleeve I is arranged on the top of the protective sleeve, a protective lens is arranged on the top of the inner sleeve I, an inner sleeve II is arranged on the top of the protective lens, and a collimating lens is arranged on the top of the inner sleeve II; and O-rings are arranged between the protective lens and the inner sleeve I, and between the collimating lens and the inner sleeve II.

Description

Technical Field

[0001] The invention relates to the technical field of laser emission, in particular to a laser emission tool head. Background Art

[0002] The existing laser emission power is less than 20,000 watts. For tool heads exceeding 20,000 watts, there is a heat dissipation problem. Secondly, the existing laser emission tool heads are all integrated and cannot be assembled and replaced with laser emission tool heads of different models.

[0003] In addition, during the assembly process of the laser emitting tool, there is a situation where metal debris and other debris fall into the lens during the axial thread pair of the components of the laser emitting tool. When the high-energy laser passes through, the metal debris and other debris can easily burn the lens. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a laser emitting tool head.

[0005] In order to solve this technical problem, the present invention adopts the following technical solutions:

[0006] A laser emission tool head, comprising a lens barrel I, a lens barrel II arranged on the top of the lens barrel I, and a lens barrel III arranged on the top of the lens barrel II, wherein a protective sleeve matching the lens barrel I is arranged at the bottom of the lens barrel I, an inner sleeve I is arranged on the top of the protective sleeve, a protective lens is arranged on the top of the inner sleeve I, an inner sleeve II is arranged on the top of the protective lens, and a collimating lens is arranged on the top of the inner sleeve II; and an O-ring is arranged between the protective lens and the inner sleeve I, and between the collimating lens and the inner sleeve II;

[0007] The outer surface of the inner sleeve I is provided with a V-shaped groove, and the lens barrel I is provided with a bolt matching the V-shaped groove, and the V-shaped groove on the inner sleeve I can axially move and fix the collimating lens and the protective lens by radially adjusting the cone surface of the bolt to cooperate with the V-shaped groove;

[0008] A convex ring I is arranged on the outer surface of the lower end of the lens barrel I, a convex ring II is extended from the lower end of the convex ring I and the outer surface of the lens barrel I, a waterproof sleeve is arranged between the convex ring I and the convex ring II, an annular cavity is formed between the convex ring I and the convex ring II, a water-blocking plate is arranged in the annular cavity, a first through hole and a second through hole are arranged at both ends of the water-blocking plate and on the convex ring I, which are connected to the first through hole and the second through hole through a water inlet pipe and a water outlet pipe respectively to realize water circulation.

[0009] In one embodiment, a scale is disposed on the top outer surface of the lens barrel I.

[0010] In one embodiment, the diameter of the lens barrel II gradually decreases from the middle of the lens barrel II toward the lens barrel III; the diameter of the lens barrel III gradually decreases from the bottom to the top of the lens barrel III.

[0011] In one embodiment, a fixed support is fixedly provided on the outer surface of the lens barrel II.

[0012] In one embodiment, the inner surface of the top of the lens barrel II is provided with an internal thread, and the outer surface of the lens barrel III is provided with an external thread matching the internal thread.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. In the present invention, a convex ring I is arranged on the outer surface of the lower end of the lens barrel I, and a convex ring II is extended from the lower end of the convex ring I and the outer surface of the lens barrel I, a waterproof sleeve is arranged between the convex ring I and the convex ring II, and an annular cavity is formed between the convex ring I and the convex ring II, a waterproof sheet is arranged in the annular cavity, and at the same time, a first through hole and a second through hole are arranged on both sides of the waterproof sheet and on the convex ring I, so that the first through hole and the second through hole are connected respectively through a water inlet pipe and a water outlet pipe to realize water circulation, thereby solving the heat dissipation problem of an ultra-high power tool head.

[0015] 2. The present invention can realize the assembly and replacement of different laser emission tool heads by replacing the lens barrel III or adding an adapter flange to the lens barrel III.

[0016] 3. The present invention provides an inner sleeve I on the top of the protective sleeve, a protective lens is provided on the top of the inner sleeve I, and a V-shaped groove is provided on the outer surface of the inner sleeve I, and a bolt matching the V-shaped groove is provided on the lens barrel I; therefore, during the assembly process of the laser emission tool, the V-shaped groove on the inner sleeve I can axially move and fix the collimating lens and the protective lens through the radial adjustment bolt, the cone surface and the V-shaped groove, thereby preventing metal debris and other debris on the thread pair that may be generated when the lens is fixed by the usual axial thread from falling onto the light-transmitting surface of the lens. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view structural schematic diagram of the present invention.

[0018] Figure 2 The figure is a schematic diagram of the overall structure of the present invention without the waterproof cover.

[0019] Figure 3 This is a schematic diagram of the overall structure of the present invention without the lens barrel I.

[0020] Figure 4 The figure is a side view of the structure of the present invention without the waterproof cover.

[0021] In the figure: 5. Inner sleeve I, 6. V-shaped groove, 7. Bolt, 10. Lens barrel I, 11. Protective sleeve, 12. Protective lens, 13. Inner sleeve II, 14. Collimating lens, 15. O-ring, 16. Convex ring I, 17. Convex ring II, 18. Waterproof sleeve, 19. Annular cavity, 20. Lens barrel II, 25. Waterproof sheet, 26. First through hole, 27. Second through hole, 28. Scale, 29. Fixed support, 30. Lens barrel III. DETAILED DESCRIPTION

[0022] In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following will be described in detail in conjunction with the accompanying drawings and specific embodiments. In the following description, the characteristic details such as specific configurations and components are provided only to help fully understand the embodiments of the present invention. Therefore, it should be clear to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present invention. In addition, for clarity and brevity, the description of known functions and structures is omitted.

[0023] It should be understood that the references to "one embodiment" or "an embodiment" throughout the specification mean that the specific features, structures, or characteristics associated with the embodiment are included in at least one embodiment of the present invention. Therefore, the references to "in one embodiment" or "in an embodiment" appearing throughout the specification do not necessarily refer to the same embodiment. In addition, these specific features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

[0024] In various embodiments of the present invention, it should be understood that the size of the serial numbers of the following processes does not mean the order of execution. The execution order of each process should be determined by its function and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present invention.

[0025] It should be understood that the term "and / or" in this article is only a description of the association relationship of the associated objects, indicating that there can be three relationships. For example, A and / or B can represent: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " in this article generally indicates that the associated objects before and after are in an "or" relationship.

[0026] In the embodiments provided in the present application, it should be understood that "B corresponding to A" means that B is associated with A, and B can be determined according to A. However, it should also be understood that determining B according to A does not mean determining B only according to A, and B can also be determined according to A and / or other information.

[0027] like Figure 1As shown, this embodiment includes lens barrel I10, lens barrel II20, and lens barrel III30, wherein lens barrel II20 is arranged on the top of lens barrel I10, and lens barrel III30 is arranged on the top of lens barrel II20. Further, lens barrel I10 is rotatably connected to lens barrel II20, and a scale 28 is provided on the top outer surface of lens barrel I10; thereby, the focal length of the entire laser emitting tool head can be adjusted according to the scale 28.

[0028] The inner surface of the top of the lens barrel II 20 is provided with an internal thread, and the outer surface of the lens barrel III 30 is provided with an external thread matching the internal thread, so that the lens barrel III 30 and the lens barrel II 20 are fixedly connected by the cooperation of the internal thread and the thread; further, the diameter of the lens barrel II 20 gradually decreases from the middle of the lens barrel II 20 toward the lens barrel III 30; the diameter of the lens barrel III 30 gradually decreases from the bottom to the top of the lens barrel III 30, thereby forming a laser emission tool head.

[0029] like Figure 1-4 As shown, a convex ring Ⅰ16 is provided on the outer surface of the lower end of the lens barrel Ⅰ10, and a convex ring Ⅱ17 is extended from the lower end of the convex ring Ⅰ16 and the outer surface of the lens barrel Ⅰ10, and a waterproof sleeve 18 is provided between the convex ring Ⅰ16 and the convex ring Ⅱ17; at the same time, an annular cavity 19 is formed between the convex ring Ⅰ16 and the convex ring Ⅱ17, and a waterproof sheet 25 is provided in the annular cavity 19. Specifically, a first through hole 26 and a second through hole 27 are provided at both ends of the waterproof sheet 25 and on the convex ring Ⅰ16; thereby, the water inlet pipe and the water outlet pipe are connected to the first through hole 26 and the second through hole 27 respectively to realize water circulation, thereby solving the heat dissipation problem of the ultra-high power tool head.

[0030] like Figure 3-4 As shown, a protective cover 11 matching the lens barrel Ⅰ10 is arranged at the bottom of the lens barrel Ⅰ10, an inner cover Ⅰ5 is arranged on the top of the protective cover 11, a protective lens 12 is arranged on the top of the inner cover Ⅰ5, an inner cover Ⅱ13 is arranged on the top of the protective lens 12, and a collimating lens 14 is arranged on the top of the inner cover Ⅱ13; and O-rings 15 are arranged between the protective lens 12 and the inner cover Ⅰ5, and between the collimating lens 14 and the inner cover Ⅱ13, so that a sealed state is formed between the protective cover 11, the protective lens 12, the inner cover 13 and the collimating lens 14 through the arrangement of the O-rings 15.

[0031] A V-shaped groove 6 is provided on the outer surface of the inner sleeve Ⅰ5, and a bolt 7 matching the V-shaped groove 6 is provided on the lens barrel Ⅰ10; therefore, during the assembly process of the laser emission tool, the V-shaped groove 6 on the inner sleeve Ⅰ5 can be axially moved to fix the collimating lens 14 and the protective lens 12 by radially adjusting the conical surface of the bolt 7 and cooperating with the V-shaped groove 6, thereby preventing metal debris and other debris on the thread pair that may be generated when the lens is fixed with the axial thread from falling onto the light-transmitting surface of the lens.

[0032] In addition, a fixed support 29 is fixedly provided on the outer surface of the lens barrel II 20 , and thus, the laser emitting tool head of the present invention can be displaced by the provision of the fixed support 29 .

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the technical solutions of the present invention have been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A laser emitting tool head, characterized in that: The invention comprises a lens barrel I (10), a lens barrel II (20) arranged at the top of the lens barrel I (10), and a lens barrel III (30) arranged at the top of the lens barrel II (20), wherein a protective sleeve (11) matching with the lens barrel I (10) is arranged at the bottom of the lens barrel I (10), an inner sleeve I (5) is arranged at the top of the protective sleeve (11), a protective lens (12) is arranged at the top of the inner sleeve I, an inner sleeve II (13) is arranged at the top of the protective lens (12), and a collimating lens (14) is arranged at the top of the inner sleeve II (13); and an O-ring (15) is arranged between the protective lens (12) and the inner sleeve I (5), and between the collimating lens (14) and the inner sleeve II (13); The outer surface of the inner sleeve I (5) is provided with a V-shaped groove (6), and the lens barrel I (10) is provided with a bolt (7) matching the V-shaped groove (6); by radially adjusting the conical surface of the bolt (7) to match the V-shaped groove (6), the V-shaped groove (6) on the inner sleeve I (5) can be axially moved to fix the collimating lens (14) and the protective lens (12); The outer surface of the lower end of the lens barrel I (10) is provided with a convex ring I (16), and a convex ring II (17) is extended from the lower end of the convex ring I (16) and the outer surface of the lens barrel I (10), and a waterproof sleeve (18) is provided between the convex ring I (16) and the convex ring II (17); an annular cavity (19) is formed between the convex ring I (16) and the convex ring II (17), and a waterproof plate (25) is provided in the annular cavity (19); a first through hole (26) and a second through hole (27) are provided on both sides of the waterproof plate (25) and on the convex ring I (16); and the first through hole (26) and the second through hole (27) are connected to the water inlet pipe and the water outlet pipe respectively, so as to realize water circulation.

2. The laser emitting tool head according to claim 1, characterized in that: The top outer surface of the lens barrel I (10) is provided with a scale (28).

3. The laser emitting tool head according to claim 2, characterized in that: The diameter of the lens barrel II (20) gradually decreases from the middle of the lens barrel II (20) toward the lens barrel III (30); and the diameter of the lens barrel III (30) gradually decreases from the bottom to the top of the lens barrel III (30).

4. The laser emitting tool head according to claim 3, characterized in that: A fixed support (29) is fixedly arranged on the outer surface of the lens barrel II (20).

5. The laser emitting tool head according to claim 4, characterized in that: The inner surface of the top of the lens barrel II (20) is provided with an internal thread, and the outer surface of the lens barrel III (30) is provided with an external thread matching the internal thread.

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