Laser light path unit and laser light path system

Abstract

The utility model discloses a laser light path unit and a laser light path system, and relates to the technical field of laser processing. The laser light path unit comprises a light path assembly, a first adjusting assembly and a second adjusting assembly, the light path assembly comprises a first reflecting mirror, a focusing mirror and a reflecting group, the first adjusting assembly comprises a first sliding part, the first sliding part is connected with the focusing mirror, and the first sliding part is used for driving the focusing mirror to move close to or away from the first reflecting mirror so as to adjust the focal length; the second adjusting assembly is arranged on the side, away from the light path assembly, of the first adjusting assembly, the second adjusting assembly comprises a second sliding part, and the second sliding part is used for driving the first adjusting assembly, the focus lens and the first reflector to move so as to adjust the position of the light beam reflected and output by the first reflector. The position of the light beam output by the light path assembly can be adjusted, the laser processing effect is improved, the light splitting precision and the light spot quality consistency are improved, and automatic focusing and focal length adjustment are achieved.

Description

Technical Field

[0001] The present application relates to the field of laser processing technology, and in particular to a laser optical path unit and a laser optical path system. Background Art

[0002] Laser processing technology is a surface modification technology that uses high-energy lasers and nanomaterials to perform alloy strengthening treatment on various parts. It can significantly improve the wear resistance, corrosion resistance, heat resistance, oxidation resistance and other engineering properties of the base layer without deformation of the surface of the parts. In recent years, with the rapid development of industrialization and laser technology industry, laser processing has been widely used in direct molding and remanufacturing production processes as an effective method to improve the surface quality and service life of devices.

[0003] At present, most of the thin-film photovoltaic products on the market are processed by DOE (Diffractive Optical Elements) spectroscopic processing, or mechanical spectroscopic optical path. The size of the mechanical spectroscopic optical path is large, and the focus and focal length are adjusted manually, lacking automatic focus and focal length functions, and the spectroscopic accuracy is poor, and the consistency of the spot quality is poor. Utility Model Content

[0004] In view of this, the purpose of the present application is to provide a laser optical path unit and a laser optical path system, aiming to solve the technical problems in the prior art.

[0005] To achieve the above objectives, the technical solutions adopted in this application are as follows:

[0006] In a first aspect, an embodiment of the present application provides a laser optical path unit, comprising:

[0007] An optical path component, the optical path component comprising a first reflector, a focusing mirror and a reflective group, wherein the first reflector is located at one side of the focusing mirror, the reflective group is located at a side of the focusing mirror away from the first reflector, the reflective group is used to input a reflected light beam to the focusing mirror, the focusing mirror is used to focus the reflected light beam output by the reflecting group and input the reflected light beam into the first reflector, and the first reflector is used to reflect and output the light beam input by the focusing mirror;

[0008] a first adjusting component, the first adjusting component being arranged on a side of the focusing mirror adjacent to the first reflecting mirror, the first adjusting component comprising a first sliding portion, the first sliding portion being connected to the focusing mirror, the first sliding portion being used to drive the focusing mirror to move closer to or away from the first reflecting mirror to adjust the focal length;

[0009] A second adjustment component, wherein the second adjustment component is arranged on a side of the first adjustment component away from the optical path component, the second adjustment component is fixedly connected to the first adjustment component, and the first reflector is connected to the second adjustment component, and the second adjustment component is used to drive the first adjustment component, the focusing mirror and the first reflector to move so as to adjust the position of the light beam reflected and output by the first reflector.

[0010] In one embodiment of the first aspect, the reflection group includes:

[0011] a second reflector, the second reflector being arranged at an end of the focusing mirror away from the first reflector;

[0012] a third reflecting mirror, the third reflecting mirror being arranged on a side of the second reflecting mirror adjacent to the focusing mirror;

[0013] A fourth reflector, wherein the fourth reflector is arranged on a side of the third reflector adjacent to the third reflector, the fourth reflector is used to input a reflected light beam to the third reflector, the third reflector is used to reflect the reflected light beam input by the fourth reflector to the second reflector, and the second reflector is used to reflect the reflected light beam input by the third reflector to the focusing mirror.

[0014] In one embodiment of the first aspect, the first adjustment assembly includes a first mounting seat, the first mounting seat is disposed between the focusing lens and the second adjustment assembly, and the first mounting seat is fixedly connected to the second adjustment assembly;

[0015] The first sliding portion comprises:

[0016] A first slide rail, the first slide rail is arranged on a side of the first mounting seat away from the second adjustment assembly, and the first slide rail is fixedly connected to the first mounting seat;

[0017] The first slider is arranged on a side of the first slide rail away from the first mounting seat, the first slider can slide on the first slide rail, the first slider is located between the first slide rail and the focusing mirror, and the first slider is used to drive the focusing mirror to approach or move away from the first reflecting mirror to adjust the focal length.

[0018] In one embodiment of the first aspect, the first adjustment component also includes a first connecting plate, which is arranged on the side of the first slider away from the first slide rail, the first connecting plate is fixedly connected to the first slider, the focusing lens is installed on the first connecting plate, and the first connecting plate is used to connect the first slider and the focusing lens.

[0019] In one embodiment of the first aspect, the first adjustment assembly also includes a first driving member, which is arranged at an end of the first connecting plate away from the first reflector, and the first driving member is connected to the first connecting plate, and the first driving member is used to drive the first connecting plate and the slider to slide on the first slide rail together.

[0020] In one embodiment of the first aspect, the second adjustment component includes a second mounting seat, and the second mounting seat is arranged on a side of the first adjustment component away from the optical path component;

[0021] The second sliding portion comprises:

[0022] A second slide rail, the second slide rail is arranged on a side of the second mounting seat close to the first adjustment assembly, and the second slide rail is fixedly connected to the second mounting seat;

[0023] The second slider is arranged on a side of the second slide rail away from the second mounting seat, the second slider is located between the first slide rail and the first mounting seat, and the first slider can slide on the second slide rail.

[0024] In one embodiment of the first aspect, the second adjustment component further includes:

[0025] A second connecting plate, wherein the second connecting plate is disposed on a side of the second slider away from the second slide rail, the second connecting plate is fixedly connected to the second slider, and the side of the second connecting plate away from the second slider is connected to the first mounting seat and the first reflector;

[0026] The second driving member is arranged at one end of the second connecting plate close to the first driving member, the second driving member is connected to the second connecting plate, and the second driving member is used to drive the second connecting plate and the second sliding block to slide on the second sliding rail.

[0027] In one embodiment of the first aspect, the optical path assembly also includes a third mounting mount, wherein the third mounting mount is disposed between the first reflector and the first mounting mount, the third mounting mount is fixedly connected to the first mounting mount, an end of the third mounting mount away from the first mounting mount is connected to the first reflector, and the third mounting mount is used to mount the first reflector on the first mounting mount.

[0028] In one embodiment of the first aspect, the optical path assembly also includes a fourth mounting seat, the fourth mounting seat is arranged between the focusing mirror and the first mounting seat, the fourth mounting seat is fixedly connected to the first mounting seat, one end of the fourth mounting seat away from the first mounting seat is connected to the focusing mirror, and the fourth mounting seat is used to mount the focusing mirror on the first mounting seat.

[0029] In a second aspect, an embodiment of the present application provides a laser optical path system, comprising the laser optical path unit described in any of the above embodiments.

[0030] Compared with the prior art, the beneficial effects of the present application are as follows: the present application proposes a laser optical path unit and a laser optical path system. The laser optical path unit includes an optical path component, a first adjustment component and a second adjustment component, the optical path component includes a first reflector, a focusing mirror and a reflection group, the first adjustment component includes a first sliding part, and the second adjustment component includes a second sliding part. The present application drives the focusing mirror to move closer to or away from the first reflector through the first sliding part, thereby automatically adjusting the focal length. And the present application uses the second sliding part to drive the first adjustment component, the focusing mirror and the first reflector to move, thereby adjusting the position of the light beam reflected and output by the first reflector, improving the effect of laser processing, improving the spectroscopic accuracy and the consistency of the light spot quality, and automatically adjusting the focus and focal length. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0032] Figure 1 A schematic diagram of the three-dimensional structure of the laser optical path unit in the present application is shown;

[0033] Figure 2 A schematic diagram of the structure of the laser optical path unit from one viewing angle in the present application is shown;

[0034] Figure 3 A partial structural schematic diagram of the laser optical path unit in the present application is shown;

[0035] Figure 4 Another partial structural schematic diagram of the laser optical path unit in the present application is shown;

[0036] Figure 5 A schematic diagram of the three-dimensional structure of the laser optical path system in the present application is shown.

[0037] Description of main component symbols:

[0038] 100-laser optical path unit; 110-optical path component; 111-first reflector; 112-focusing mirror; 113-reflection group; 1131-second reflector; 1132-third reflector; 1133-fourth reflector; 120-first adjustment component; 121-first mounting seat; 122-first sliding part; 1221-first slide rail; 1222-first slider; 123-first connecting plate; 124-first driving member; 125-third mounting seat; 126-fourth mounting seat; 130-second adjustment component; 131-second mounting seat; 132-second sliding part; 1321-second slide rail; 1322-second slider; 133-second connecting plate; 134-second driving member; 200-laser optical path system. DETAILED DESCRIPTION

[0039] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0040] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0041] 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0042] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it 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 an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0043] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0044] Example 1

[0045] like Figure 1 As shown, an embodiment of the present application provides a laser optical path unit 100. The laser optical path unit 100 includes an optical path component 110, a first adjustment component 120 and a second adjustment component 130.

[0046] Among them, Figure 2 As shown, the optical path component 110 includes a first reflector 111 , a focusing mirror 112 and a reflective group 113 . The first reflector 111 is on one side of the focusing mirror 112 , and the reflective group 113 is arranged on a side of the focusing mirror 112 away from the first reflector 111 .

[0047] In this embodiment, the reflection light beam is input to the focusing mirror 112 through the reflection group 113 , and the reflection light beam output by the reflection group 113 is focused by the focusing mirror 112 and input to the first reflection mirror 111 .

[0048] Furthermore, the light beam inputted from the focusing mirror 112 is reflected by the first reflecting mirror 111 and outputted to the workpiece for laser processing.

[0049] In addition, if Figure 2 As shown, the first adjustment component 120 is disposed on a side of the focusing mirror 112 adjacent to the first reflector 111. The first adjustment component 120 includes a first sliding portion 122, and the first sliding portion 122 is connected to the focusing mirror 112. In this embodiment, the first sliding portion 122 drives the focusing mirror 112 to move closer to or away from the first reflector 111, thereby automatically adjusting the focal length.

[0050] In addition, the second adjustment component 130 is disposed on a side of the first adjustment component 120 away from the optical path component 110 , and the second adjustment component 130 is fixedly connected to the first adjustment component 120 , and the fixed connection method is, for example, welding.

[0051] Among them, Figure 2 As shown, the second adjustment component 130 includes a second sliding portion 132, and the second sliding portion 132 is respectively connected to the first adjustment component 120 and the first reflector 111. In this embodiment, the second sliding portion 132 is used to drive the first adjustment component 120, the focusing mirror 112 and the first reflector 111 to move, thereby adjusting the position of the light beam reflected and output by the first reflector 111 to improve the effect of laser processing.

[0052] In the related technologies, thin-film photovoltaic products are usually processed by DOE (Diffractive Optical Elements) spectroscopic processing, or mechanical spectroscopic optical path. The mechanical spectroscopic optical path is large in size, and the focus and focal length are adjusted manually, lacking automatic focus and focal length functions, and the spectroscopic accuracy is poor, and the consistency of the light spot quality is poor.

[0053] In this embodiment, the first sliding part 122 drives the focusing mirror 112 to move closer to or away from the first reflecting mirror 111, thereby automatically adjusting the focal length. In this embodiment, the second sliding part 132 drives the first adjustment component 120, the focusing mirror 112 and the first reflecting mirror 111 to move, thereby adjusting the position of the light beam reflected and output by the first reflecting mirror 111, improving the effect of laser processing, improving the splitting accuracy and the consistency of the light spot quality, and automatically adjusting the focus and focal length.

[0054] Alternatively, if Figure 2 As shown, the reflection group 113 includes a second reflection mirror 1131 , a third reflection mirror 1132 and a fourth reflection mirror 1133 .

[0055] The second reflector 1131 is disposed at an end of the focusing mirror 112 away from the first reflector 111 , and the third reflector 1132 is disposed at a side of the second reflector 1131 adjacent to the focusing mirror 112 .

[0056] In addition, the fourth reflector 1133 is disposed on a side of the third reflector 1132 adjacent to the third reflector 1132 .

[0057] In this embodiment, the fourth reflector 1133 inputs the reflected light beam to the third reflector 1132, and the third reflector 1132 reflects the reflected light beam input from the fourth reflector 1133 to the second reflector 1131. Furthermore, the second reflector 1131 reflects the reflected light beam input from the third reflector 1132 to the focusing mirror 112.

[0058] It should be noted that this embodiment does not limit the number of reflectors in the reflector group 113, and the specific number of reflectors in the reflector group 113 can be designed according to actual production conditions.

[0059] Alternatively, if Figure 3 and Figure 4 As shown, the first adjustment assembly 120 includes a first mounting seat 121 .

[0060] Among them, Figure 3 As shown, the first mounting seat 121 is disposed between the focusing lens 112 and the second adjusting assembly 130 , and the first mounting seat 121 is fixedly connected to the second adjusting assembly 130 , and the fixed connection method is, for example, screw connection.

[0061] Alternatively, if Figure 2 , Figure 3 and Figure 4 As shown, the first sliding portion 122 includes a first sliding rail 1221 and a first sliding block 1222 .

[0062] In addition, if Figure 3 and Figure 4 As shown, the first slide rail 1221 is disposed on a side of the first mounting seat 121 away from the second adjustment assembly 130 , and the first slide rail 1221 is fixedly connected to the first mounting seat 121 , and the fixed connection method is, for example, screw connection.

[0063] In addition, if Figure 3 and Figure 4 As shown, the first slider 1222 is disposed on a side of the first slide rail 1221 away from the first mounting seat 121 , the first slider 1222 can slide on the first slide rail 1221 , and the first slider 1222 is located between the first slide rail 1221 and the focusing lens 112 .

[0064] Specifically, in this embodiment, the first slider 1222 drives the focusing mirror 112 to move closer to or farther from the first reflecting mirror 111, thereby realizing the function of automatically adjusting the focal length.

[0065] In addition, if Figure 3 As shown, the first adjustment assembly 120 further includes a first connecting plate 123 , which is disposed on a side of the first slider 1222 away from the first slide rail 1221 , and the first connecting plate 123 is fixedly connected to the first slider 1222 , and the fixed connection method is, for example, screws.

[0066] In this embodiment, if Figure 3 and Figure 4 As shown, the focusing lens 112 is mounted on the first connecting plate 123 . In this embodiment, the first sliding block 1222 and the focusing lens 112 are connected via the first connecting plate 123 .

[0067] Specifically, Figure 3 and Figure 4 As shown, the first adjustment assembly 120 further includes a first driving member 124 , and the first driving member 124 is disposed at an end of the first connecting plate 123 away from the first reflector 111 .

[0068] The first driving member 124 is connected to the first connecting plate 123. Specifically, the output shaft of the first driving member 124 is connected to the first connecting plate 123. In this embodiment, the first driving member 124 drives the first connecting plate 123 and the slider to slide on the first slide rail 1221, thereby driving the focusing mirror 112 to move closer to or away from the first reflecting mirror 111, so as to achieve the function of automatically adjusting the focal length.

[0069] Optionally, the first driving member 124 is, for example, a motor.

[0070] Alternatively, if Figure 3 and Figure 4 As shown, the second adjustment assembly 130 also includes a second mounting seat 131 .

[0071] Among them, the second mounting seat 131 is arranged on the side of the first adjustment component 120 away from the optical path component 110, and the second slide rail 1321 is arranged on the side of the second mounting seat 131 close to the first adjustment component 120, and the second slide rail 1321 is fixedly connected to the second mounting seat 131, and the fixed connection method is, for example, a screw connection.

[0072] Alternatively, if Figure 2 , Figure 3 and Figure 4 As shown, the second sliding portion 132 includes a second sliding rail 1321 and a second sliding block 1322 .

[0073] In addition, the second slider 1322 is disposed on a side of the second slide rail 1321 away from the second mounting seat 131 , and the second slider 1322 is located between the first slide rail 1221 and the first mounting seat 121 , and the first slider 1222 can slide on the second slide rail 1321 .

[0074] Alternatively, if Figure 2 , Figure 3 and Figure 4 As shown, the second adjustment assembly 130 further includes a second connecting plate 133 and a second driving member 134 .

[0075] The second connecting plate 133 is disposed on a side of the second sliding block 1322 away from the second sliding rail 1321 , and the second connecting plate 133 is fixedly connected to the second sliding block 1322 , and the fixing connection method is, for example, screws.

[0076] In addition, a side of the second connecting plate 133 facing away from the second sliding block 1322 is connected to the first mounting seat 121 and the first reflecting mirror 111 , and the connection method is, for example, screws.

[0077] In this embodiment, if Figure 3 and Figure 4 As shown, the second driving member 134 is disposed at one end of the second connecting plate 133 close to the first driving member 124 .

[0078] Among them, the second driving member 134 is connected to the second connecting plate 133, specifically, the output shaft of the second driving member 134 is connected to the second connecting plate 133. In this embodiment, the second driving member 134 drives the second connecting plate 133 and the second slider 1322 to slide on the second slide rail 1321, thereby driving the first reflector 111 and the focusing mirror 112 to move closer to or away from the second reflector 1131 at the same time, that is, automatically adjusting the position of the reflected light beam reflected by the first reflector 111, thereby improving the laser processing effect and laser processing efficiency.

[0079] In addition, if Figure 3 and Figure 4 As shown, the optical path component 110 further includes a third mounting seat 125, which is disposed between the first reflector 111 and the first mounting seat 121, and the third mounting seat 125 is fixedly connected to the first mounting seat 121, and the fixed connection method is, for example, screw connection.

[0080] The end of the third mounting seat 125 away from the first mounting seat 121 is connected to the first reflector 111 , and the connection method is, for example, screw connection. In this embodiment, the first reflector 111 is installed on the first mounting seat 121 through the third mounting seat 125 .

[0081] Alternatively, if Figure 3 and Figure 4 As shown, the optical path component 110 further includes a fourth mounting seat 126 , which is disposed between the focusing lens 112 and the first mounting seat 121 , and the fourth mounting seat 126 is fixedly connected to the first mounting seat 121 , and the fixed connection method is, for example, welding.

[0082] In addition, one end of the fourth mounting seat 126 away from the first mounting seat 121 is connected to the focusing lens 112 , and the connection method is, for example, screw connection. In this embodiment, the focusing lens 112 is installed on the first mounting seat 121 through the fourth mounting seat 126 .

[0083] Example 2

[0084] like Figure 5As shown, this embodiment provides a laser optical path system 200, which has the laser optical path unit 100 in any of the above embodiments, and thus has all the beneficial effects of the laser optical path unit 100, which will not be described in detail here.

[0085] Optionally, the laser optical path system in this embodiment has multiple laser optical path units 100. This embodiment can automatically adjust the distance between multiple light beams output by the multiple laser optical path units 100 through the second adjustment unit, thereby improving the quality and efficiency of laser processing.

[0086] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0087] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present application. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A laser optical path unit, characterized in that: include: An optical path component, the optical path component comprising a first reflector, a focusing mirror and a reflective group, wherein the first reflector is located at one side of the focusing mirror, the reflective group is located at a side of the focusing mirror away from the first reflector, the reflective group is used to input a reflected light beam to the focusing mirror, the focusing mirror is used to focus the reflected light beam output by the reflecting group and input the reflected light beam into the first reflector, and the first reflector is used to reflect and output the light beam input by the focusing mirror; a first adjusting component, the first adjusting component being arranged on a side of the focusing mirror adjacent to the first reflecting mirror, the first adjusting component comprising a first sliding portion, the first sliding portion being connected to the focusing mirror, the first sliding portion being used to drive the focusing mirror to move closer to or away from the first reflecting mirror to adjust the focal length; A second adjustment component, the second adjustment component is arranged on a side of the first adjustment component away from the optical path component, the second adjustment component includes a second sliding part, the second sliding part is respectively connected to the first adjustment component and the first reflector, the second sliding part is used to drive the first adjustment component, the focusing mirror and the first reflector to move, so as to adjust the position of the light beam reflected and output by the first reflector.

2. The laser optical path unit according to claim 1, characterized in that: The reflection group includes: a second reflector, the second reflector being arranged at an end of the focusing mirror away from the first reflector; a third reflecting mirror, the third reflecting mirror being arranged on a side of the second reflecting mirror adjacent to the focusing mirror; A fourth reflector, wherein the fourth reflector is arranged on a side of the third reflector adjacent to the third reflector, the fourth reflector is used to input a reflected light beam to the third reflector, the third reflector is used to reflect the reflected light beam input by the fourth reflector to the second reflector, and the second reflector is used to reflect the reflected light beam input by the third reflector to the focusing mirror.

3. The laser optical path unit according to claim 1, characterized in that: The first adjustment component further includes a first mounting seat, the first mounting seat is arranged between the focusing lens and the second adjustment component, and the first mounting seat is fixedly connected to the second adjustment component; The first sliding portion comprises: A first slide rail, the first slide rail is arranged on a side of the first mounting seat away from the second adjustment assembly, and the first slide rail is fixedly connected to the first mounting seat; A first slider is arranged on a side of the first slide rail away from the first mounting seat, the first slider can slide on the first slide rail, and the first slider is located between the first slide rail and the focusing lens.

4. The laser optical path unit according to claim 3, characterized in that: The first adjustment component also includes a first connecting plate, which is arranged on the side of the first slider away from the first slide rail, the first connecting plate is fixedly connected to the first slider, the focusing mirror is installed on the first connecting plate, and the first connecting plate is used to connect the first slider and the focusing mirror.

5. The laser optical path unit according to claim 4, characterized in that: The first adjustment assembly also includes a first driving member, which is arranged at an end of the first connecting plate away from the first reflector, and is connected to the first connecting plate. The first driving member is used to drive the first connecting plate and the slider to slide on the first slide rail together.

6. The laser optical path unit according to claim 5, characterized in that: The second adjustment component comprises a second mounting seat, and the second mounting seat is arranged on a side of the first adjustment component away from the optical path component; The second sliding portion comprises: A second slide rail, the second slide rail is arranged on a side of the second mounting seat close to the first adjustment assembly, and the second slide rail is fixedly connected to the second mounting seat; The second slider is arranged on a side of the second slide rail away from the second mounting seat, the second slider is located between the first slide rail and the first mounting seat, and the first slider can slide on the second slide rail.

7. The laser optical path unit according to claim 6, characterized in that: The second adjustment component also includes: A second connecting plate, wherein the second connecting plate is disposed on a side of the second slider away from the second slide rail, the second connecting plate is fixedly connected to the second slider, and the side of the second connecting plate away from the second slider is connected to the first mounting seat and the first reflector; The second driving member is arranged at one end of the second connecting plate close to the first driving member, the second driving member is connected to the second connecting plate, and the second driving member is used to drive the second connecting plate and the second sliding block to slide on the second sliding rail.

8. The laser optical path unit according to claim 3, characterized in that: The optical path assembly also includes a third mounting seat, which is arranged between the first reflector and the first mounting seat, and is fixedly connected to the first mounting seat. One end of the third mounting seat away from the first mounting seat is connected to the first reflector, and the third mounting seat is used to mount the first reflector on the first mounting seat.

9. The laser optical path unit according to claim 3, characterized in that: The optical path assembly also includes a fourth mounting seat, which is arranged between the focusing mirror and the first mounting seat, the fourth mounting seat is fixedly connected to the first mounting seat, and one end of the fourth mounting seat away from the first mounting seat is connected to the focusing mirror, and the fourth mounting seat is used to install the focusing mirror on the first mounting seat.

10. A laser optical path system, characterized in that: The laser optical path unit comprises the laser optical path unit according to any one of claims 1 to 9.

Images