Fixing device for internal optical element of manual coupling optical device

Abstract

The utility model relates to a fixing device for an internal optical element of a manual coupling optical device, which comprises a locking base and a locking assembly, the locking base is provided with a mounting rack and a positioning side plate, the mounting rack and the positioning side plate are arranged on two sides of the locking base, the locking assembly is arranged on the mounting rack, and the locking assembly moves in a direction opposite to the positioning side plate. A limiting groove is formed between the positioning side plate and the locking assembly. The locking assembly mounted on the mounting frame linearly moves relative to the end face direction of the positioning side plate, so that the width of the limiting groove formed by the positioning side plate and the locking assembly can be adjusted according to the linear movement of the locking assembly, and products of different types and sizes can be adapted in the limiting groove.

Description

Technical Field

[0001] The utility model relates to the technical field of optical modules, and in particular to a fixing device for manually coupling optical components inside an optical device. Background Art

[0002] Box packaging, also known as hermetic packaging, is to encapsulate the optical chip in a metal box filled with inert gas (usually helium) to protect the optical components from the external environment and enhance heat dissipation. The box surface is usually gold-plated and consists of a base and a cover. The chip and lens are installed in the base. The optical path is isolated from the external environment through an optical window.

[0003] Optical coupling is the division or combination of optical power of the same wavelength. Through an optical coupler, we can combine two optical signals into one, which is mainly used to transmit signals and realize photoelectric conversion of models.

[0004] In the prior art, the fixing fixture for the Box product with internal optical parts is fixed by clamping in the form of a spring boss. The fixture has a groove for fixing the product and can only couple a single product. Utility Model Content

[0005] The first aspect of the utility model aims to solve the problem that the existing fastening tooling fastens the product through the spring boss and the product positioning groove, can only position a single type of product, and the unstable fixation of the spring boss affects the stability of the product coupling process. A fixing device for manually coupling the internal optical components of an optical device is provided, which can form a limit groove with adjustable width between the locking assembly and the positioning side plate on the locking base for installing different types of products by installing a locking assembly on the locking base through a mounting frame. The main concept is:

[0006] A fixing device for optical components inside a manually coupled optical device includes a locking base and a locking assembly. The locking base is provided with a mounting frame and a positioning side plate. The mounting frame and the positioning side plate are provided on both sides of the locking base. The locking assembly is provided on the mounting frame. The locking assembly moves in the direction relative to the positioning side plate. A limiting groove is constructed between the positioning side plate and the locking assembly. In this solution, a relative mounting frame and a positioning side plate are provided on both sides of the locking base. The locking assembly installed on the mounting frame can perform linear movement, and the direction in which the locking assembly performs linear movement is relative to the end face of the positioning side plate. Then, the width of the limiting groove formed by the positioning side plate and the locking assembly can be adjusted according to the linear movement of the locking assembly. A product is placed in the limiting groove. The locking assembly is adjusted according to the size and type of the product so that the limiting groove can adapt to products of different types and sizes. The product is placed on the locking base and is fastened under the action of the positioning side plate and the locking assembly.

[0007] Preferably, the locking assembly includes a locking block and a locking rod, and the output end of the locking rod is connected to the locking block. The end surface of the locking block opposite to the positioning side plate is set as a fastening surface for matching with the product, and the locking rod drives the locking block to move in a direction relative to the end surface of the positioning side plate to adjust the distance between the locking block and the opposite end surface of the positioning side plate.

[0008] Preferably, a positioning platform is provided at the output end of the locking rod, a placement groove is provided in the locking block, and the positioning platform is provided in the placement groove. The positioning platform of the locking rod is placed in the placement groove of the locking block, so that the positioning platform is limited in the placement groove, and the placement groove is provided to open upward, so that the installation of the positioning platform is faster and more efficient.

[0009] Preferably, the mounting frame includes two guide plates and a support plate, the two guide plates are arranged at both ends of the support plate to form an adjustment cavity, a locking block is arranged in the adjustment cavity, the locking block and the guide plate are slidably matched, the locking rod and the support plate are matched through threads, and a cover plate is installed on the top of the mounting frame. The two sides of the locking block in the direction of movement are matched with the guide plate so that the path of the locking block in displacement adjustment by sliding is constrained, thereby avoiding the deviation of the locking block, and the locking rod is matched with the support plate so that the locking rod can realize the linear movement of the locking rod in the axial direction by rotating, so that the locking block installed at the output end of the locking rod can realize the linear movement in the axial direction, and the adjustment of the locking block is more convenient.

[0010] The second aspect of the utility model is to solve the technical problem of coupling errors caused by inaccurate measurement datum. Further, a mounting surface is formed between the upper surface of the locking base and the limiting groove, a root cleaning groove is provided at the connection position between the mounting surface and the positioning side plate, and a limiting boss is installed on the mounting surface, and the limiting boss is arranged in the opening direction of the limiting groove. The mounting surface and the positioning side plate vertically arranged relative to the mounting surface are subjected to root cleaning treatment at the angle formed by the mounting surface, and the formed root cleaning groove can remove burrs and protrusions on the surface of the mounting surface during processing. During use, the root cleaning groove can prevent dust and other particles from accumulating on the mounting surface, and the mounting surface is smoother and improves its surface quality, so that the horizontal reference of the product placed on the mounting surface is high in accuracy; the limiting boss is arranged in the opening direction of the mounting surface for installing the product, so that the installation of the product is more standardized, the product can be quickly positioned, and displacement can be avoided during the adjustment process. The arrangement of the root cleaning groove and the limiting boss on the mounting surface improves the accuracy of the product during the coupling operation.

[0011] The third aspect of the utility model is to solve the technical problem that the light path is shifted during the coupling process due to the unstable installation of the fastening device in the prior art. Furthermore, it also includes a support assembly, which is used to install a locking base, and the support assembly includes a fixed seat and a fixed seat bottom plate. A first connecting hole is provided in the middle position of the fixed seat bottom plate, and a second connecting hole is provided at the edge position of the fixed seat bottom plate. The fixed seat is installed on the upper end surface of the fixed seat bottom plate through the first connecting hole, and the manual coupling damping platform is installed on the lower end surface of the fixed seat bottom plate through the first connecting hole. The locking base of the fastening device is supported and fixed by the support assembly. The product quality and volume set on the fastening device are small, and a slight shake will cause the light path to shift, affecting the coupling effect. A fixed seat bottom plate is provided to fix the fixed seat and the manual coupling damping platform, so that the fixed seat is fixed relative to the manual coupling damping platform, so that the support assembly will not be offset or shaken, thereby improving the overall installation stability of the fastening device.

[0012] Preferably, the fixing seat is provided with a connecting groove, a locking base is provided in the connecting groove, the opening direction of the connecting groove is consistent with the opening direction of the limiting groove, a third connecting hole is provided on the side wall of the connecting groove, and a fastening bolt is provided in the third connecting hole. A connecting groove for installing the locking base is provided at the upper end of the fixing seat, so that the locking base is provided in the connecting groove, and the third connecting hole is provided on the side wall of the connecting groove so that the locking base is locked under the action of the fastening bolt, so that the locking base and the supporting assembly are movably connected.

[0013] The fourth aspect of the utility model is to solve the technical problem of the prior art in that the coupling operation of coupling lenses at multiple different positions in a product is cumbersome. Furthermore, it also includes a displacement adjustment base plate, which is arranged between the connection groove of the fixed seat and the locking base, and the extension length of the displacement adjustment base plate is greater than the extension length of the locking base. The displacement adjustment base plate is arranged between the support assembly and the locking base, so that the area of ​​the support surface for supporting the locking base is increased, and on the basis that the connection groove is adjustable by fastening bolts, the locking base can be slidably adjusted on the upper surface of the displacement adjustment base plate, so that the position variable of the product installed on the locking base is adjustable; on the basis of the fixed support assembly of the locking base, when the coupling lenses at different positions in the product need to be switched for coupling, the locking base is unlocked by fastening bolts, and the locking base is directly adjusted on the displacement adjustment base plate, which simplifies the operation steps.

[0014] Preferably, a positioning groove is provided on the lower surface of the displacement adjustment base plate, the bottom surface of the positioning groove is abutted against the connecting groove, and limiting plates are provided on both sides of the upper surface of the displacement adjustment base plate, and a locking base is provided between the two limiting plates. The positioning groove cooperates with the connecting groove to achieve positioning installation between the displacement adjustment base plate and the fixing seat, and limiting plates are provided on both sides of the displacement adjustment base plate to allow the locking base to slide between the limiting plates, thereby limiting the sliding path of the locking base, and when coupling multiple coupling lenses in the product, the first or last position is selected according to the position of the coupling lens to abut the locking base with the product installed thereon against the limiting plate, so that subsequent measurements are adjusted based on the limiting plates, and the adjustment paths of the multiple coupling lenses are clearer.

[0015] The beneficial effects of the utility model are as follows: the locking assembly installed on the mounting frame can perform linear movement, and the direction of the linear movement of the locking assembly is relative to the end face of the positioning side plate, so that the width of the limiting groove formed by the positioning side plate and the locking assembly can be adjusted according to the linear movement of the locking assembly, and the product is placed in the limiting groove; the locking assembly is adjusted according to the size and type of the product, so that the limiting groove can adapt to products of different types and sizes, and the product is placed on the locking base and fastened under the action of the positioning side plate and the locking assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of this embodiment.

[0017] Figure 2 It is a structural side view of this embodiment.

[0018] Figure 3 Schematic diagram of the structure of the locking block of this embodiment.

[0019] Figure 4 It is a structural schematic diagram of the locking base of this embodiment.

[0020] Figure 5 This is a side view of the structure with the support assembly installed in this embodiment.

[0021] Figure 6 Schematic diagram of the structure of the fixing seat of this embodiment.

[0022] Figure 7 It is a schematic structural diagram of the fixed base of this embodiment.

[0023] Figure 8 It is a structural schematic diagram of the displacement adjustment base plate of this embodiment.

[0024] The accompanying drawings include: 1. locking base; 11. mounting frame; 111. guide plate; 112. support plate; 113. cover plate; 12. positioning side plate; 13. mounting surface; 14. root cleaning groove; 15. limiting boss; 2. locking assembly; 21. locking block; 211. placement groove; 22. locking rod; 221. positioning platform; 3. limiting groove; 4. supporting assembly; 41. fixing seat; 411. connecting groove; 412. third connecting hole; 413. fastening bolt; 42. fixing seat bottom plate; 421. first connecting hole; 422. second connecting hole; 5. displacement adjustment bottom plate; 51. positioning groove; 52. limiting plate. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solutions and advantages of the embodiments more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. When the following description refers to the drawings, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present disclosure. Instead, they are only examples of devices and methods consistent with some aspects of the present disclosure as detailed in the attached claims.

[0026] It should be noted that all actions to obtain signals, information or data in this application are carried out in compliance with the relevant data protection laws and policies of the country where they are located, and with the authorization given by the owner of the corresponding device.

[0027] In the present disclosure, unless otherwise stated, the directional words used, such as "inside" and "outside", are defined according to the corresponding parts' own contours. The terms used in the present disclosure, such as "first" and "second", etc., are used to distinguish one element from another element and do not have order and importance. Example 1

[0028] like Figure 1 As shown, this embodiment provides a fixing device for optical components inside a manually coupled optical device, characterized in that it includes a locking base 1 and a locking assembly 2, the locking base 1 is provided with a mounting frame 11 and a positioning side plate 12, the mounting frame 11 and the positioning side plate 12 are arranged on both sides of the locking base 1, the locking assembly 2 is arranged on the mounting frame 11, the locking assembly 2 moves in a direction relative to the positioning side plate 12, and a limiting groove 3 is constructed between the positioning side plate 12 and the locking assembly 2.

[0029] In this embodiment, relative mounting frames 11 and positioning side plates 12 are provided on both sides of the locking base 1. The locking assembly 2 installed on the mounting frame 11 can perform linear movement, and the direction of linear movement of the locking assembly 2 is relative to the end face of the positioning side plate 12. The width of the limiting groove 3 formed by the positioning side plate 12 and the locking assembly 2 can be adjusted according to the linear movement of the locking assembly 2, and the product is placed in the limiting groove 3; the locking assembly 2 is adjusted according to the size and type of the product, so that the limiting groove 3 can adapt to products of different types and sizes. The product is placed on the locking base 1 and is fastened under the action of the positioning side plate 12 and the locking assembly 2. The locking base 1 and the locking assembly 2 constitute the fastening part of the fastening device.

[0030] The locking assembly 2 includes a locking block 21 and a locking rod 22, and the output end of the locking rod 22 is connected to the locking block 21. The end surface of the locking block 21 opposite to the positioning side plate 12 is set as a fastening surface for matching with the product, and the locking block 21 is driven by the locking rod 22 to move in a direction relative to the end surface of the positioning side plate 12 to adjust the distance between the locking block 21 and the opposite end surface of the positioning side plate 12.

[0031] The output end of the locking rod 22 is provided with a positioning platform 221, and the locking block 21 is provided with a placement groove 211, and the positioning platform 221 is arranged in the placement groove 211. The positioning platform 221 of the locking rod 22 is placed in the placement groove 211 of the locking block 21, so that the positioning platform 221 is limited in the placement groove 211, and the placement groove 211 is arranged to open upward, so that the installation of the positioning platform 221 is faster and more efficient.

[0032] The locking base 1 includes a mounting frame 11, a positioning side plate 12 and a position for placing a product body. In addition, the locking base 1 also includes a position for supporting and placing components connected to the rear end of the product body. Example 2

[0033] The mounting frame 11 in this embodiment includes two guide plates 111 and a support plate 112. The two guide plates 111 are arranged at both ends of the support plate 112 to form an adjustment cavity. A locking block 21 is arranged in the adjustment cavity. The locking block 21 is slidably matched with the guide plate 111, and the locking rod 22 is matched with the support plate 112 through threads. A cover plate 113 is installed on the top of the mounting frame 11.

[0034] The two side edges of the locking block 21 in the moving direction are matched with the guide plate 111 so that the locking block 21 is constrained in the path of displacement adjustment by sliding, thereby avoiding the deviation of the locking block 21. The locking rod 22 is matched with the support plate 112 so that the locking rod 22 can realize axial linear movement of the locking rod 22 by rotation, so that the locking block 21 installed at the output end of the locking rod 22 can realize axial linear movement, and the adjustment of the locking block 21 is more convenient; the cover plate 113 is installed on the upper end of the mounting frame 11 by screws, and the cover plate 113 is used to limit the deviation of the locking block 21.

[0035] Wherein, on the basis of the sliding fit of the locking block 21 in the adjustment cavity, as Figure 3 As shown, the locking block 21 of this embodiment has a stepped platform on one side that contacts the bottom of the adjustment cavity, and the locking block 21 forms a stepped boss and a stepped low platform, as shown in FIG. Figure 4 As shown, the bottom surface of the adjustment cavity surrounded by the two guide plates 111 and the support plate 112 of this embodiment is grooved downward, so that the bottom surface of the adjustment cavity is lower than the bottom surface of the limiting groove 3 to form a groove surface, and the stepped boss of the locking block 21 is arranged in the adjustment cavity to fit with the bottom surface of the adjustment cavity, and the bottom surface of the stepped low-level platform of the locking block 21 fits with the upper surface of the locking base 1 forming the limiting groove 3, so that when the locking rod 22 moves the locking block 21 toward the positioning side plate 12 to the extreme position, the locking block 21 abuts against the groove surface of the adjustment cavity, thereby limiting the continuous movement of the locking block 21 and maintaining the installation distance. Example 3

[0036] like Figure 1-Figure 2 As shown, a mounting surface 13 is formed between the upper surface of the locking base 1 and the limiting groove 3 of this embodiment, a root cleaning groove 14 is provided at the connection position between the mounting surface 13 and the positioning side plate 12, a limiting boss 15 is installed on the mounting surface 13, and the limiting boss 15 is arranged in the opening direction of the limiting groove 3.

[0037] The root cleaning process is performed on the angle formed by the mounting surface 13 and the positioning side plate 12 vertically arranged relative to the mounting surface. The formed root cleaning groove 14 can remove burrs and protrusions on the surface of the mounting surface 13 during the processing. During use, the root cleaning groove 14 can prevent dust and other particles from accumulating on the mounting surface 13, making the mounting surface 13 smoother and improving its surface quality, so that the horizontal reference of the product placed on the mounting surface 13 has high accuracy.

[0038] A limiting boss 15 is provided in the opening direction of the mounting surface 13 for mounting the product, so that the installation of the product is more standardized, the product can be positioned quickly, and displacement during the adjustment process can be avoided.

[0039] The provision of the root groove 14 and the limiting boss 15 on the mounting surface 13 improves the accuracy of the product during the coupling operation and solves the technical problem of coupling operation errors caused by inaccurate measurement reference. Example 4

[0040] like Figure 5-Figure 7 As shown, this embodiment, based on the embodiment 1, further includes a support assembly 4, the support assembly 4 is used to install the locking base 1, the support assembly 4 includes a fixing seat 41 and a fixing seat bottom plate 42, as shown in FIG. Figure 7 As shown, a first connection hole 421 is opened in the middle position of the fixing seat bottom plate 42, a second connection hole 422 is opened at the edge position of the fixing seat bottom plate 42, the fixing seat 41 is installed on the upper end surface of the fixing seat bottom plate 42 through the first connection hole 421, and the manual coupling damping platform is installed on the lower end surface of the fixing seat bottom plate 42 through the first connection hole 421.

[0041] The locking base 1 of the fastening device is supported and fixed by the supporting assembly 4. The product quality and volume arranged on the fastening device are small, and a slight shaking will cause the light path to escape, affecting the coupling effect. Therefore, a fixing seat bottom plate 42 is arranged to fix the fixing seat 41 and the manual coupling damping table, so that the fixing seat 41 is fixed relative to the manual coupling damping table, so that the supporting assembly 4 will not be offset or shaken, thereby improving the overall installation stability of the fastening device and solving the technical problem that the unstable installation of the fastening device in the prior art leads to the light path escape during the coupling process.

[0042] like Figure 6 As shown, the fixing seat 41 is provided with a connection groove 411, and a locking base 1 is provided in the connection groove 411. The opening direction of the connection groove 411 is consistent with the opening direction of the limiting groove 3. The side wall of the connection groove 411 is provided with a third connection hole 412, and the third connection hole 412 is provided with a fastening bolt 413. The connection groove 411 for installing the locking base 1 is provided at the upper end of the fixing seat 41, so that the locking base 1 is arranged in the connection groove 411, and the third connection hole 412 is provided on the side wall of the connection groove 411 so that the locking base 1 is locked under the action of the fastening bolt 413, so that the locking base 1 and the support assembly 4 are movably connected.

[0043] A fourth connecting hole is provided at the bottom of the fixing seat 41, and the fourth connecting hole and the first connecting hole 421 provided on the fixing seat bottom plate 42 are coaxially arranged. In this embodiment, the fourth connecting hole and the first connecting hole 421 are both set to four, and the locking member passes through the first connecting hole 421 and the fourth connecting hole to connect the fixing seat 41 and the fixing seat bottom plate 423; the second connecting hole 422 of this embodiment is set to a strip hole, and the number of the second connecting holes 422 is set to four, so that the fixing seat bottom plate 42 can be flexibly and stably installed on the manual coupling damping table.

[0044] In addition, in order to make the bottom surface of the connecting groove 411 smoother and improve its surface quality, a root cleaning groove is performed at the side angle of the connecting groove 411 to open a connecting groove root cleaning groove. Example 5

[0045] like Figure 8 As shown, based on Example 4, this embodiment further includes a displacement adjustment base plate 5, which is arranged between the connecting groove 411 of the fixing seat 41 and the locking base 1, and the extension length of the displacement adjustment base plate 5 is greater than the extension length of the locking base 1.

[0046] A displacement adjustment base plate 5 is arranged between the supporting assembly 4 and the locking base 1, so that the area of ​​the supporting surface for supporting the locking base 1 is increased, and on the basis that the connecting groove 411 is adjustable by the fastening bolt 413, the locking base 1 can be slidably adjusted on the upper surface of the displacement adjustment base plate 5, so that the position variable of the product installed on the locking base 1 is adjustable; on the basis that the supporting assembly 4 of the locking base 1 is fixed, when it is necessary to switch the coupling lenses at different positions in the product for coupling, the locking base 1 is unlocked by the fastening bolt 413, and the locking base 1 is directly adjusted on the displacement adjustment base plate 5, which simplifies the operation steps and solves the technical problem of the prior art in the cumbersome coupling operation of coupling lenses at multiple different positions in the product.

[0047] A positioning groove 51 is provided on the lower surface of the displacement adjustment base plate 5, and the bottom surface of the positioning groove 51 abuts against the connection groove 411. Limiting plates 52 are provided on both sides of the upper surface of the displacement adjustment base plate 5, and a locking base 1 is provided between the two limiting plates 52. The positioning groove 51 cooperates with the connecting groove 411, so that the displacement adjustment base plate 5 and the fixing seat 41 are positioned and installed. The limiting plates 52 are provided on both sides of the displacement adjustment base plate 5 and the locking base 1 slides between the limiting plates 52, so that the sliding path of the locking base 1 is limited. When coupling multiple coupling lenses in the product, the first or last position is selected according to the position of the coupling lens to abut the locking base 1 installed with the product against the limiting plate 52, so that the subsequent measurement is adjusted based on the limiting plate 52, and the adjustment path of the multiple coupling lenses is clearer.

[0048] The specific operation mode of the utility model is:

[0049] The fixing seat 41 is installed on the upper end of the fixing seat base plate 42, the displacement adjustment base plate 5 is installed on the connecting groove 411 of the fixing seat 41, the locking base 1 is placed on the displacement adjustment base plate 5, and the fixing seat base plate 42 and the fixing seat 41 are fixed on the manual coupling damping table through the second connecting hole 422 to prevent the optical path of the supporting component 4 from moving due to instability.

[0050] Place the product in the limiting groove 3 of the locking base 1, one side of the product abuts against the positioning side plate 12, and the head end of the product abuts against the limiting boss 15 at the opening of the mounting surface 13, so that the product is positioned on the mounting surface 13, and the locking rod 22 of the locking assembly 2 is rotated to make the locking block 21 move linearly in the adjustment cavity of the mounting frame 21 in the direction close to the positioning side plate 12, so that the locking block 21 and the positioning side plate 12 clamp the product.

[0051] According to the position of the coupling lens in the product, the locking base 1 is adjusted on the displacement adjustment base plate 5. After the adjustment is completed, the locking base 1 is locked and positioned through the third connecting hole 412 set on the side plate of the connecting groove 411 under the action of the fastening bolt 413, and the coupling begins. Due to the small mass of the product, the manual coupling process must be performed under a high-power CCD microscope.

[0052] The above is only an embodiment of the utility model, and the common knowledge such as the known specific structure and characteristics in the scheme is not described in detail here. It should be pointed out that for those skilled in the art, several deformations and improvements can be made without departing from the structure of the utility model, which should also be regarded as the protection scope of the utility model, and these will not affect the effect of the implementation of the utility model and the practicality of the patent. The scope of protection required by this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to interpret the content of the claims.

Claims

1. A fixing device for manually coupling optical components inside an optical device, characterized in that: The invention comprises a locking base (1) and a locking assembly (2); the locking base (1) is provided with a mounting frame (11) and a positioning side plate (12); the mounting frame (11) and the positioning side plate (12) are arranged on two side edges of the locking base (1); the locking assembly (2) is arranged on the mounting frame (11); the locking assembly (2) moves in a direction relative to the positioning side plate (12); and a limiting groove (3) is constructed between the positioning side plate (12) and the locking assembly (2).

2. A fixing device for manually coupling optical components inside an optical device according to claim 1, characterized in that: The locking assembly (2) comprises a locking block (21) and a locking rod (22), and the output end of the locking rod (22) is connected to the locking block (21).

3. A fixing device for manually coupling optical components inside an optical device according to claim 2, characterized in that: A positioning platform (221) is arranged at the output end of the locking rod (22), a placement groove (211) is provided on the locking block (21), and the positioning platform (221) is arranged in the placement groove (211).

4. The fixing device for manually coupling optical components inside an optical device according to claim 1, characterized in that: The mounting frame (11) comprises two guide plates (111) and a support plate (112); the two guide plates (111) are arranged at both ends of the support plate (112) to form an adjustment cavity; a locking block (21) is arranged in the adjustment cavity; the locking block (21) and the guide plates (111) are slidably matched; the locking rod (22) and the support plate (112) are matched via threads; and a cover plate (113) is installed on the top of the mounting frame (11).

5. A fixing device for manually coupling optical components inside an optical device according to claim 4, characterized in that: A mounting surface (13) is formed between the upper surface of the locking base (1) and the limiting groove (3); a root cleaning groove (14) is provided at the connection position between the mounting surface (13) and the positioning side plate (12); a limiting boss (15) is installed on the mounting surface (13); and the limiting boss (15) is arranged in the opening direction of the limiting groove (3).

6. The fixing device for manually coupling optical components inside an optical device according to claim 1, characterized in that: The invention also comprises a support assembly (4), wherein the support assembly (4) is used to install the locking base (1), and the support assembly (4) comprises a fixing seat (41) and a fixing seat bottom plate (42), wherein a first connecting hole (421) is provided at a middle position of the fixing seat bottom plate (42), and a second connecting hole (422) is provided at an edge position of the fixing seat bottom plate (42), the fixing seat (41) is installed on the upper end surface of the fixing seat bottom plate (42) through the first connecting hole (421), and the manual coupling damping platform is installed on the lower end surface of the fixing seat bottom plate (42) through the first connecting hole (421).

7. A fixing device for manually coupling optical components inside an optical device according to claim 6, characterized in that: The fixing seat (41) is provided with a connecting groove (411), a locking base (1) is provided in the connecting groove (411), an opening direction of the connecting groove (411) is consistent with an opening direction of the limiting groove (3), a third connecting hole (412) is provided on a side wall of the connecting groove (411), and a fastening bolt (413) is provided in the third connecting hole (412).

8. The fixing device for manually coupling optical components inside an optical device according to claim 1, characterized in that: It also comprises a displacement adjustment base plate (5), wherein the displacement adjustment base plate (5) is arranged between the connection groove (411) of the fixing seat (41) and the locking base (1), and the extension length of the displacement adjustment base plate (5) is greater than the extension length of the locking base (1).

9. A fixing device for manually coupling optical components inside an optical device according to claim 8, characterized in that: A locking groove (51) is provided on the lower surface of the displacement adjustment base plate (5), the bottom surface of the locking groove (51) is in contact with the connection groove (411), and limiting plates (52) are provided on both sides of the upper surface of the displacement adjustment base plate (5), and a locking base (1) is provided between the two limiting plates (52).

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