Structure for improving camera AA process bonding force

Abstract

The utility model relates to the technical field of cameras, in particular to a structure for improving camera AA process bonding force, which comprises a base cover, a boss is fixed at the center of the upper end of the base cover, a plurality of strip grooves are uniformly arranged in the boss, an outer frame is fixed on the outer wall of the boss, and a plurality of rotary extrusion tables are rotatably arranged on the outer frame and are uniformly limited and slide in the boss. The cameras are bonded and fixed in the plurality of strip grooves and the plurality of rotary extrusion tables; through holes are formed in the centers of the base cover and the boss and are communicated with each other; the utility model has the beneficial effects that the problems that the bonding force of the camera adopting the AA technology cannot be practically used and improved, and the bonding and fixing characteristics of the camera cannot be improved are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cameras, and more specifically to a structure for improving the bonding force of the AA process of cameras. Background Art

[0002] As one of the important sensors in intelligent driving, in-vehicle cameras have been widely used in recent years. The assembly process of cameras has gradually changed from the threaded camera assembly structure to the camera AA Active Alignment, active alignment and focusing assembly, in order to meet the assembly accuracy requirements of the lens and the sensor; AA realizes the connection between the lens and the front cover of the camera through a specific glue, and the connection strength is mostly determined by the glue and the bonding strength between the glue and the bonding surface; similar to a camera sealing and fixing structure that meets the AA process with the patent number CN201821147007.6, including a lens and a front cover, an installation hole for accommodating the lower part of the lens is provided in the front cover, and a circular first groove is provided along the circumference of the installation hole on the upper end surface of the front cover. The gap between the upper end surface of the front cover, the first groove and the lens connection surface forms a glue filling area, and the lens is fixedly installed on the upper end surface of the front cover through the glue filled in the glue filling area; this utility model changes the structure of the glue filling area by setting different groove structures on the upper end surface of the front cover, so as to improve the bonding strength between the glue filled in the glue filling area and the camera and the front cover, and solves the problem of the bonding stability between the lens and the front cover of the camera during long-term operation; at the same time, it better meets the airtightness requirements of the bonding interface between the front cover and the lens; however, this device cannot actually improve the bonding force of the AA process camera and cannot improve its characteristics of using bonding and fixing. Summary of the Utility Model

[0003] Therefore, the technical problem to be solved by this utility model is to overcome the prior art that cannot actually improve the bonding force of the AA process camera and cannot improve its characteristics of using bonding and fixing.

[0004] For this purpose, the technical solution adopted is that a structure for improving the bonding force of the AA process of a camera according to this utility model includes a base cover, a boss is fixedly arranged at the center of the upper end of the base cover, a plurality of strip grooves are uniformly arranged in the boss, an outer frame is fixedly arranged on the outer wall of the boss, a plurality of rotating extrusion platforms are rotatably arranged on the outer frame and are uniformly limited and slid in the boss, and the camera is bonded and fixed in the plurality of strip grooves and the plurality of rotating extrusion platforms.

[0005] Preferably, through holes are provided at the centers of the base cover and the boss and are communicated with each other.

[0006] Preferably, a gear ring groove is provided on the base cover.

[0007] Preferably, a plurality of inner limit slots are uniformly arranged on the convex platform, and the plurality of inner limit slots are respectively communicated with the plurality of strip slots.

[0008] Preferably, the plurality of rotary extrusion platforms are meshed and driven by a bevel gear ring, and the bevel gear ring is rotatably arranged in the gear ring slot.

[0009] Preferably, the outer frame is fixed on the base cover to shield and protect the transmission meshing between the plurality of rotary extrusion platforms.

[0010] Preferably, the rotary extrusion platform includes an extrusion spring U-shaped frame, a limit sliding seat and a screw. The extrusion spring U-shaped frame is fitted in the strip slot, a limit sliding seat is fixed on the outer wall of the extrusion spring U-shaped frame, the limit sliding seat is slidably inserted into the inner limit slot, and a screw is rotatably arranged on the limit sliding seat.

[0011] Preferably, the rotary extrusion platform further includes a threaded cylinder and a bevel gear. The screw is connected to the threaded cylinder by thread fit, the threaded cylinder is rotatably connected in the outer frame, a bevel gear is fixed on the outer wall of the threaded cylinder, and the bevel gear meshes and drives the bevel gear ring to rotate in the gear ring slot.

[0012] Preferably, an outer limit turntable is fixed on the outer wall of the threaded cylinder, and the outer limit turntable rotates in the outer frame.

[0013] Preferably, the outer limit turntable among the plurality of rotary extrusion platforms is hexagonal.

[0014] Other features and advantages of the present invention will be described in the following specification, and, in part, will be obvious from the specification, or will be understood by implementing the present invention. The objectives and other advantages of the present invention can be achieved and obtained by the structures specifically pointed out in this application document.

[0015] The technical solutions of the present invention will be further described in detail below through the drawings and embodiments. Description of the Drawings

[0016] The drawings are used to provide a further understanding of the present invention, and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention, and do not constitute a limitation to the present invention. In the drawings:

[0017] Figure 1 is the first-direction structural schematic diagram of the whole of the present invention;

[0018] Figure 2 is the second-direction structural schematic diagram of the whole of the present invention;

[0019] Figure 3 is the structural schematic diagram of the base cover of the present invention;

[0020] Figure 4 It is a schematic diagram of the connection structure of multiple rotary extrusion platforms of the present utility model;

[0021] Figure 5 It is a schematic diagram of the meshing transmission structure of multiple rotary extrusion platforms of the present utility model;

[0022] Figure 6 It is a schematic diagram of the meshing transmission structure of a single rotary extrusion platform of the present utility model;

[0023] Figure 7 It is a schematic diagram of the structure of the rotary extrusion platform of the present utility model.

[0024] In the figure: base cover 1; convex platform 2; strip groove 3; outer frame 4; rotary extrusion platform 5; gear ring groove 6; inner limit slot 7; bevel gear ring 8; extrusion spring U-shaped frame 9; limit sliding seat 10; screw 11; threaded barrel 12; bevel gear 13; outer limit turntable 14. Detailed implementation manners

[0025] To make the above objects, features and advantages of the present utility model more obvious and understandable, the present utility model will be further described in detail below with reference to the drawings and specific implementation manners.

[0026] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "middle", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present application. The terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality" means two or more unless otherwise specifically defined.

[0027] In addition, unless otherwise clearly defined and limited, the terms "installed", "connected", "connected", "fixed", etc. should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0028] In this application, unless otherwise clearly specified and defined, the first feature being "on" or "under" the second feature may include the direct contact between the first and second features, or may include the situation where the first and second features are not in direct contact but in contact through additional features therebetween. Moreover, the first feature being "above", "over" and "on top of" the second feature includes that the first feature is directly above and obliquely above the second feature, or merely indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature being "under", "beneath" and "underneath" the second feature includes that the first feature is directly below and obliquely below the second feature, or merely indicates that the horizontal height of the first feature is lower than that of the second feature. Specific Embodiment 1:

[0030] As Figure 1 and Figure 2 shown, a structure for improving the adhesion force in the AA process of a camera includes a base cover 1. A boss 2 is fixedly arranged at the center of the upper end of the base cover 1. A plurality of strip grooves 3 are evenly arranged in the boss 2. An outer frame 4 is fixedly arranged on the outer wall of the boss 2. A plurality of rotary extrusion platforms 5 are rotatably arranged on the outer frame 4 and are evenly and limit-slidably arranged in the boss 2. The camera is adhesively fixed in the plurality of strip grooves 3 and the plurality of rotary extrusion platforms 5.

[0031] The working principle and beneficial effects of this embodiment are as follows: In this solution, a structure is provided. By opening a certain number of slots on the AA surface, through calculating and judging parameters such as the shape, size, depth and distribution of the slots, optimizing the design of its structure, and selecting the optimal solution from them. After statistically testing the data, when 4 to 36 slots are opened, the lens pushing force can be increased from 500N to more than 2000N, solving the problem that the low surface energy value of the anodic oxidation coating or milling or the smooth surface of the base material will lead to a decrease in the lens adhesion force and even detachment.

[0032] AA of the metal shell on the AA surface of the camera generally refers to "Anodized Aluminum". This is an electrochemical process that forms an oxide film on the surface of aluminum metal, increasing its corrosion resistance and surface hardness, and is commonly used to improve the appearance and durability of the metal shell.

[0033] By adhesively fixing the camera in the plurality of strip grooves 3 and the plurality of rotary extrusion platforms 5, the characteristics of the plurality of strip grooves 3 are used to enhance the acting force of bonding and fixing, and the plurality of rotary extrusion platforms 5 are adjusted adaptively for cameras of different sizes and specifications; meanwhile, it is convenient to control the viscosity of the extruded glue and the camera, making the bonding more comprehensive. Specific Embodiment 2:

[0035] As Figure 1 — Figure 7As shown in the figure, a structure for improving the adhesion force in the AA process of a camera, through holes are provided at the centers of the base cover 1 and the boss 2 and are interconnected.

[0036] The working principle and beneficial effects of this embodiment are as follows: The interconnected through holes of the base cover 1 and the boss 2 facilitate leaving a space at the lower end when fixing the camera for fixing use, and at the same time facilitate cooling the bottom of the camera to prevent the back temperature from being too high. Specific embodiment three:

[0038] As Figure 1 — Figure 7 As shown in the figure, a structure for improving the adhesion force in the AA process of a camera, a toothed ring groove 6 is provided on the base cover 1; a plurality of inner limiting slots 7 are uniformly provided on the boss 2, and the plurality of inner limiting slots 7 are respectively communicated with a plurality of strip grooves 3; the plurality of rotary extrusion platforms 5 are meshed and driven through a bevel gear ring 8, and the bevel gear ring 8 is rotatably arranged in the toothed ring groove 6.

[0039] The working principle and beneficial effects of this embodiment are as follows: The setting of the toothed ring groove 6 facilitates the placement and rotation of the bevel gear ring 8, and thus facilitates the overall control and adjustment of all the rotary extrusion platforms 5; the plurality of inner limiting slots 7 are used to limit the inner and outer sliding of the plurality of rotary extrusion platforms 5, facilitating the use of adaptability adjustment for cameras of different sizes and specifications; at the same time, it is convenient to control the viscosity of the extruded glue and the camera, making the bonding more comprehensive. Specific embodiment four:

[0041] As Figure 1 — Figure 7 As shown in the figure, a structure for improving the adhesion force in the AA process of a camera, the outer frame 4 is fixed on the base cover 1 to shield and protect the transmission meshing between the plurality of rotary extrusion platforms 5.

[0042] The working principle and beneficial effects of this embodiment are as follows: The outer frame 4 is used to shield and protect the extended space of the transmission meshing between the plurality of rotary extrusion platforms 5, and at the same time facilitates the rotation of the plurality of rotary extrusion platforms 5. Specific embodiment five:

[0044] As Figure 1 — Figure 7 As shown in the figure, a structure for improving the adhesion force in the AA process of a camera, a structure for improving the adhesion force in the AA process of a camera, the rotary extrusion platform 5 includes an extrusion spring U-shaped frame 9, a limit sliding seat 10 and a screw 11, the extrusion spring U-shaped frame 9 is fitted in the strip groove 3, a limit sliding seat 10 is fixed on the outer wall of the extrusion spring U-shaped frame 9, the limit sliding seat 10 is slidably inserted into the inner limit slot 7, and a screw 11 is rotatably arranged on the limit sliding seat 10;

[0045] The rotating extrusion table 5 further includes a threaded barrel 12 and a bevel gear 13. The screw 11 is connected to the inside of the threaded barrel 12 by a threaded fit. The threaded barrel 12 is rotatably connected to the outer frame 4. A bevel gear 13 is fixed to the outer wall of the threaded barrel 12, and the bevel gear 13 meshes with and drives the bevel gear ring 8 to rotate in the gear ring groove 6.

[0046] The working principle and beneficial effects of this embodiment are as follows: The extrusion spring U-shaped frame 9 is fitted in the strip groove 3. A limit slide seat 10 is fixed to the outer wall of the extrusion spring U-shaped frame 9. The limit slide seat 10 is slidably inserted into the inner limit slot 7. Thus, during the inward and outward adjustment process, the limit slide seat 10 is slidably inserted into the inner limit slot 7, thereby driving the inward and outward sliding adjustment of the extrusion spring U-shaped frame 9. A screw 11 is rotatably provided on the limit slide seat 10. The screw 11 is connected to the inside of the threaded barrel 12 by a threaded fit. A bevel gear 13 is fixed to the outer wall of the threaded barrel 12, and the bevel gear 13 meshes with and drives the bevel gear ring 8 to rotate in the gear ring groove 6. Then, all the threaded barrels 12 are driven to rotate by the bevel gear ring 8, thereby driving the screw 11 to extend and slide inward or outward, and further adjusting the inward and outward sliding of the extrusion spring U-shaped frame 9 in the strip groove 3. Since the threaded barrel 12 is rotatably connected to the outer frame 4, the rotation position is limited to prevent displacement and affect the adjustment accuracy. Specific Embodiment Six:

[0048] As Figure 1 — Figure 7 As shown, for a structure that improves the adhesion force in the AA process of a camera, an outer limit turntable 14 is fixed to the outer wall of the threaded barrel 12, and the outer limit turntable 14 rotates within the outer frame 4; among the multiple rotating extrusion tables 5, the outer limit turntable 14 is hexagonal.

[0049] The working principle and beneficial effects of this embodiment are as follows: By externally rotating the hexagonal outer limit turntable 14, the inward and outward sliding of all the extrusion spring U-shaped frames 9 in the strip groove 3 is adjusted, which is convenient for adjustment and use.

[0050] The above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions, or substitutions made by those of ordinary skill in the art within the scope of the essence of the present invention also belong to the protection scope of the present invention.

Claims

1. A structure for improving the bonding strength of a camera AA process, characterized in that: The invention comprises a base cover (1), wherein a boss (2) is fixed at the center of the upper end of the base cover (1), a plurality of grooves (3) are evenly arranged in the boss (2), an outer frame (4) is fixed to the outer wall of the boss (2), a plurality of rotating extrusion platforms (5) are rotatably arranged on the outer frame (4) and are evenly limited and slid in the boss (2), and a camera is bonded and fixed in the plurality of grooves (3) and the plurality of rotating extrusion platforms (5).

2. A structure for improving the bonding strength of camera AA process according to claim 1, characterized in that: The base cover (1) and the boss (2) are both provided with through holes at their centers and are interconnected.

3. The structure for improving the bonding strength of the camera AA process according to claim 1, characterized in that: The base cover (1) is provided with a gear ring groove (6).

4. The structure for improving the bonding strength of the camera AA process according to claim 3, characterized in that: A plurality of inner limit slots (7) are evenly arranged on the boss (2), and the plurality of inner limit slots (7) are respectively connected to the plurality of strip slots (3).

5. The structure for improving the bonding strength of the camera AA process according to claim 4, characterized in that: The plurality of rotating extrusion platforms (5) are meshed and transmitted via a bevel gear ring (8), and the bevel gear ring (8) is rotatably arranged in the gear ring groove (6).

6. The structure for improving the bonding strength of camera AA process according to claim 1, characterized in that: The outer frame (4) is fixed on the base cover (1) and is used to shield and protect the transmission engagement between the multiple rotating extrusion tables (5).

7. The structure for improving the bonding strength of camera AA process according to claim 4, characterized in that: The rotary extrusion platform (5) comprises an extrusion elastic U-shaped frame (9), a limiting slide (10) and a screw (11); the extrusion elastic U-shaped frame (9) is arranged in a close fit in the strip groove (3); the limiting slide (10) is fixed to the outer wall of the extrusion elastic U-shaped frame (9); the limiting slide (10) is slidably inserted in the inner limiting slot (7); and the screw (11) is rotatably arranged on the limiting slide (10).

8. The structure for improving the bonding strength of the camera AA process according to claim 7, characterized in that: The rotary extrusion platform (5) further comprises a threaded barrel (12) and a bevel gear (13); the screw rod (11) is connected to the threaded barrel (12) by threaded engagement; the threaded barrel (12) is rotatably connected to the outer frame (4); a bevel gear (13) is fixed to the outer wall of the threaded barrel (12); the bevel gear (13) meshes with the transmission bevel gear ring (8) and rotates in the gear ring groove (6).

9. The structure for improving the bonding strength of the camera AA process according to claim 8, characterized in that: An outer limit turntable (14) is fixed to the outer wall of the threaded barrel (12), and the outer limit turntable (14) rotates inside the outer frame (4).

10. The structure for improving the bonding strength of the camera AA process according to claim 9, characterized in that: Among the plurality of rotary extrusion tables (5), the outer limit turntable (14) is in an outer hexagonal shape.

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