Laser focusing structure

Abstract

The utility model provides a laser focusing structure, which is characterized in that the upper end of a debugging tool is in threaded connection with an outer cylinder, the inner ring of the upper end of the outer cylinder is provided with a rotary moving cylinder, one end of the rotary moving cylinder is in threaded connection with an adjusting base, the inner ring of the adjusting base is provided with a small sliding block, the inner ring of the small sliding block is provided with a laser module, and the debugging tool is provided with a through hole. The outlet end of the laser module is coaxial with the through hole, and the adjusting base can slide in the axial direction through the rotary moving cylinder and the outer cylinder. According to the laser focusing structure, when the laser focusing structure is used, the adjusting base can slide in the axial direction through the rotary moving cylinder and the outer cylinder, so that the laser module and the through hole are driven to slide in the axial direction, the focal length of the laser module is adjusted, and the small sliding block can slide in the radial direction relative to the adjusting base. Therefore, relative transverse movement of the laser module and the through hole is achieved, the concentricity of the through hole and the laser module is adjusted, the stability of the output power of the laser module is guaranteed, the adjusted freedom degree direction meets the use requirement, and operation is convenient.

Description

Technical Field

[0001] This utility model belongs to the field of laser tube installation, and in particular relates to a laser focusing structure. Background Technology

[0002] A laser tube is a device capable of generating a high-intensity, monochromatic, coherent laser beam. It utilizes the photon amplification effect produced by electrons transitioning to different energy levels under stimulated emission to generate laser light. Laser tubes have wide applications in scientific research, medical diagnosis, industrial processing, and communications. In practical applications, the output end of the laser tube is positioned relative to the product being output. The focal length from the output end of the laser tube to the product affects the laser output power, thus impacting production efficiency and quality. Summary of the Invention

[0003] In view of this, the present invention aims to propose a laser focusing structure to solve the problem that improper installation of the laser tube in the prior art leads to deviation at the output end, affecting the output power.

[0004] To achieve the above objectives, the technical solution of this utility model is implemented as follows:

[0005] A laser focusing structure includes an outer cylinder, a rotating cylinder, an adjusting base, a small slider, and an adjusting fixture. The upper end of the adjusting fixture is threaded to the outer cylinder, and the inner ring of the upper end of the outer cylinder is provided with a rotating cylinder. One end of the rotating cylinder is threaded to the adjusting base. The inner ring of the adjusting base is provided with a small slider, and a laser module is installed on the inner ring of the small slider. The adjusting fixture has a through hole, and the outlet end of the laser module is coaxial with the through hole. The adjusting base can slide axially with the outer cylinder through the rotating cylinder, and the small slider can slide radially relative to the adjusting base.

[0006] Furthermore, a top cover is installed at the upper end of the outer cylinder, a first through hole is provided in the middle of the top cover, a first annular groove is provided around the outer periphery of the rotating cylinder, and the inner ring of the top cover is rotatably connected to the first annular groove.

[0007] Furthermore, the adjustment base is provided with a sliding hole, and a sliding shaft is slidably connected in the sliding hole. One end of the sliding shaft is fixedly connected to the outer cylinder or the adjustment fixture.

[0008] Furthermore, the side wall of the small slider is provided with a second through hole, the outer periphery of the first pin is threaded into the second through hole, and one end of the first pin can abut against the periphery of the laser module.

[0009] Furthermore, a large slider is provided around the small slider, one end of which is connected to one end of the rotating cylinder. A third through hole is provided around the large slider, and a second pin is connected to the third through hole by an internal thread. A fourth through hole is provided on the side wall of the adjusting base, and the outer periphery of the second pin is located inside the fourth through hole, and one end of the second pin can be engaged with the outer periphery of the adjusting base.

[0010] Furthermore, the outer cylinder has an elongated hole on its side wall, allowing the actuating end of the adjusting screwdriver to extend beyond the elongated hole and abut against one end of the second pin.

[0011] Furthermore, the outer periphery of the large slider is provided with two third through holes, and a second pin is installed in each third through hole. Each second pin is provided with a fourth through hole and an elongated hole.

[0012] Furthermore, the two second pins are arranged perpendicular to each other.

[0013] Compared with the prior art, the laser focusing structure of this utility model has the following advantages: During use, the adjustment base can slide axially through the rotating cylinder and the outer cylinder, thereby driving the laser module and the through hole to slide axially, thus realizing the adjustment of the focal length of the laser module. The small slider can slide radially relative to the adjustment base, thereby realizing the relative lateral movement of the laser module and the through hole, so as to adjust the concentricity of the through hole and the laser module, so as to ensure the stability of the output power of the laser module. Moreover, the adjustment freedom direction meets the usage requirements, and the operation is portable. Attached Figure Description

[0014] The accompanying drawings, which form part of this utility model, are used to provide a further understanding of the utility model. The illustrative embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute an undue limitation of the utility model. In the drawings:

[0015] Figure 1 This is a schematic diagram of a laser focusing structure according to an embodiment of the present invention;

[0016] Figure 2 This is a cross-sectional schematic diagram of a laser focusing structure according to an embodiment of the present invention;

[0017] Figure 3 This is a schematic diagram of the connection between the debugging fixture and the adjustment base as described in an embodiment of the present invention;

[0018] Figure 4 This is a schematic diagram of the connection between the large slider and the laser module according to an embodiment of the present invention;

[0019] Figure 5 This is a schematic diagram of the sliding shaft described in an embodiment of the present invention.

[0020] Explanation of reference numerals in the attached figures:

[0021] 1-Outer cylinder; 11-Elongated hole; 2-Laser module; 3-Small slider; 4-Large slider; 5-Top cover; 6-Rotating cylinder; 61-First annular groove; 7-Debugging fixture; 71-Through hole; 8-Adjusting base; 81-Sliding shaft; 9-First pin; 10-Second pin. Detailed Implementation

[0022] It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0023] In the description of this utility model, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this utility model, unless otherwise stated, "a plurality of" means two or more.

[0024] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0025] The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0026] like Figures 1-5As shown, a laser focusing structure includes an outer cylinder 1, a rotating cylinder 6, an adjusting base 8, a small slider 3, and an adjustment fixture 7. The upper end of the adjustment fixture 7 is threadedly connected to the outer cylinder 1, and the rotating cylinder 6 is installed on the inner ring of the upper end of the outer cylinder 1. One end of the rotating cylinder 6 is threadedly connected to the adjusting base 8. The inner ring of the adjusting base 8 is equipped with a small slider 3, and a laser module 2 is installed on the inner ring of the small slider 3. The adjustment fixture 7 has a through hole 71, and the outlet end of the laser module 2 is coaxial with the through hole 71. The adjusting base 8 can slide axially with the outer cylinder 1 through the rotating cylinder 6, and the small slider... 3 can adjust the radial sliding of the base 8. During use, the base 8 can slide axially with the outer cylinder 1 through the rotating cylinder 6, thereby driving the laser module 2 and the through hole 71 to slide axially, thereby adjusting the focal length of the laser module 2. The small slider 3 can adjust the radial sliding of the base 8, thereby realizing the relative lateral movement of the laser module 2 and the through hole 71, so as to adjust the concentricity of the through hole 71 and the laser module 2, so as to ensure the stability of the output power of the laser module 2. The adjustment freedom direction meets the usage requirements and the operation is portable.

[0027] A top cover 5 is installed on the upper end of the outer cylinder 1. The top cover 5 has a first through hole in the middle. The outer periphery of the rotating cylinder 6 has a first annular groove 61. The inner ring of the top cover 5 is rotatably connected to the first annular groove 61. The top cover 5 is used to fix the relative position of the rotating cylinder 6 and the outer cylinder 1, and the top cover 5 does not interfere with the rotation of the rotating cylinder 6. The adjusting base 8 has a sliding hole. A sliding shaft 81 is slidably connected in the sliding hole. One end of the sliding shaft 81 is fixedly connected to the outer cylinder 1 or the adjustment fixture 7. The sliding shaft 81 is used to limit the sliding trajectory of the adjusting base 8, and the sliding shaft 81 can prevent the adjusting base 8 from rotating relative to each other, so as to realize the relative rotation of the rotating cylinder 6 and the adjusting base 8, and realize the axial sliding of the adjusting base 8 relative to the outer cylinder 1 through the thread.

[0028] The side wall of the small slider 3 is provided with a second through hole. The outer periphery of the first pin 9 is threaded into the second through hole, and one end of the first pin 9 can abut against the periphery of the laser module 2 to fix the relative position of the small slider 3 and the laser module 2. A large slider 4 is provided around the small slider 3. One end of the large slider 4 is connected to one end of the rotating cylinder 6. The outer periphery of the large slider 4 is provided with a third through hole. The second pin 10 is threaded into the third through hole. The side wall of the adjusting base 8 is provided with a fourth through hole. The periphery of the second pin 10 is located in the fourth through hole, and one end of the second pin 10 can be engaged with the periphery of the adjusting base 8. The relative position of the second pin 10 and the adjusting base 8 is fixed by rotating the second pin 10 to position and adjust the relative position of the adjusting base 8, the large slider 4, and the small slider 3. The side wall of the outer cylinder 1 is provided with an elongated hole 11. The actuating end of the adjusting screwdriver can extend beyond the elongated hole 11 and abut against one end of the second pin 10.

[0029] During implementation, the outer periphery of the large slider 4 is provided with two third through holes, and a second pin 10 is installed in each third through hole. Each second pin 10 is provided with a fourth through hole and an elongated hole 11. The two second pins 10 are set perpendicular to each other in order to adjust the concentricity of the laser module 2 and the through hole 71.

[0030] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A laser focusing structure, characterized in that: The assembly includes an outer cylinder (1), a rotating cylinder (6), an adjusting base (8), a small slider (3), and an adjusting fixture (7). The upper end of the adjusting fixture (7) is threaded to the outer cylinder (1), and the inner ring of the upper end of the outer cylinder (1) is provided with a rotating cylinder (6). One end of the rotating cylinder (6) is threaded to the adjusting base (8). The inner ring of the adjusting base (8) is provided with a small slider (3), and the inner ring of the small slider (3) is equipped with a laser module (2). The adjusting fixture (7) is provided with a through hole (71), and the outlet end of the laser module (2) is coaxial with the through hole (71). The adjusting base (8) can slide axially with the outer cylinder (1) through the rotating cylinder (6), and the small slider (3) can slide radially relative to the adjusting base (8).

2. The laser focusing structure according to claim 1, characterized in that: A top cover (5) is installed at the upper end of the outer cylinder (1). A first through hole is provided in the middle of the top cover (5). A first annular groove (61) is provided on the periphery of the rotating cylinder (6). The inner ring of the top cover (5) is rotatably connected to the first annular groove (61).

3. The laser focusing structure according to claim 1, characterized in that: The base (8) is provided with a sliding hole, and a sliding shaft (81) is slidably connected in the sliding hole. One end of the sliding shaft (81) is fixedly connected to the outer cylinder (1) or the debugging fixture (7).

4. The laser focusing structure according to claim 1, characterized in that: The side wall of the small slider (3) is provided with a second through hole, the outer periphery of the first pin (9) is threaded into the second through hole, and one end of the first pin (9) can abut against the periphery of the laser module (2).

5. The laser focusing structure according to claim 1, characterized in that: A large slider (4) is provided around the small slider (3). One end of the large slider (4) is connected to one end of the rotating cylinder (6). A third through hole is provided around the large slider (4). The second pin (10) is connected to the inner thread of the third through hole. A fourth through hole is provided on the side wall of the adjusting base (8). The outer periphery of the second pin (10) is located in the fourth through hole, and one end of the second pin (10) can be engaged with the outer periphery of the adjusting base (8).

6. The laser focusing structure according to claim 5, characterized in that: The outer cylinder (1) has an elongated hole (11) on its side wall, and the actuating end of the adjusting screwdriver can extend beyond the elongated hole (11) and abut against one end of the second pin (10).

7. The laser focusing structure according to claim 5, characterized in that: The outer periphery of the large slider (4) is provided with two third through holes, and a second pin (10) is installed in each third through hole. Each second pin (10) is provided with a fourth through hole and a long hole (11).

8. The laser focusing structure according to claim 7, characterized in that: The two second pins (10) are set perpendicular to each other.

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