CN216399425U - Pressing ring fastening device for optical lens - Google Patents
Pressing ring fastening device for optical lens Download PDFInfo
- Publication number
- CN216399425U CN216399425U CN202122822359.5U CN202122822359U CN216399425U CN 216399425 U CN216399425 U CN 216399425U CN 202122822359 U CN202122822359 U CN 202122822359U CN 216399425 U CN216399425 U CN 216399425U
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- lead screw
- thread lead
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- arc
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- 230000003287 optical effect Effects 0.000 title claims abstract description 18
- 238000003825 pressing Methods 0.000 title abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a clamping ring fastening device for an optical lens, which relates to the technical field of optical lens processing and comprises a rectangular frame, four groups of arc-shaped clamping plates and driving mechanisms, wherein the four groups of arc-shaped clamping plates are arranged inside the rectangular frame and are arranged at the top of the driving mechanisms, one group of driving mechanisms is arranged on the outer wall of a first double-thread lead screw, the other three groups of driving mechanisms are arranged on the outer wall of a second double-thread lead screw, the first double-thread lead screw and the second double-thread lead screw are arranged on the inner wall of the rectangular frame through a supporting frame, the first double-thread lead screw and the second double-thread lead screw are driven to synchronously rotate through a micro motor, the four groups of driving mechanisms are driven to horizontally adjust the arc-shaped clamping plates and clamp the peripheral outer walls of the clamping rings, so that the fastening requirements of the clamping rings with different sizes are met, and the four-side clamping mode is adopted to ensure the firmness of the fixing of the clamping rings, the pressing ring is prevented from being pushed out when the lens is screwed in the installation, and the operation is stable and reliable.
Description
Technical Field
The utility model relates to the technical field of optical lens processing, in particular to a pressing ring fastening device for an optical lens.
Background
The optical lens is an essential component in a machine vision system, directly influences the quality of imaging quality and influences the realization and effect of an algorithm. The optical lens can be divided into a short-focus lens, a middle-focus lens and a long-focus lens from the focal length; wide-angle, standard and telephoto lenses are arranged according to the field size; the structure is divided into a fixed aperture fixed focus lens, a manual aperture fixed focus lens, an automatic aperture fixed focus lens, a manual zoom lens, an automatic aperture motorized zoom lens, an electric three-variable lens and the like.
In an optical lens, all optical components are usually fixed by a pressing ring, and a screwing mechanism is arranged on the pressing ring, and the pressing ring is assembled on the lens by the screwing mechanism. The optical lens has various styles, and the traditional technology needs to adopt special fastening devices with different specifications in the assembling process of the clamping rings with different outer diameters, so that the production cost is increased, the assembling efficiency is reduced, and a great deal of inconvenience is brought to users.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pressing ring fastening device for an optical lens, aiming at solving the problems in the prior art and meeting the fastening requirements of pressing rings with different diameters.
In order to achieve the purpose, the utility model provides the following technical scheme: the driving mechanism comprises a rectangular frame, four groups of arc-shaped clamping plates and a driving mechanism, wherein the four groups of arc-shaped clamping plates are arranged in the rectangular frame, the arc-shaped clamping plates are arranged at the top of the driving mechanism, one group of driving mechanism is arranged on the outer wall of a first double-thread lead screw, the other three groups of driving mechanism are arranged on the outer wall of a second double-thread lead screw, the first double-thread lead screw and the second double-thread lead screw are arranged on the inner wall of the rectangular frame through a supporting frame, the left and right thread directions of the first double-thread lead screw and the second double-thread lead screw are opposite, one end of the first double-thread lead screw is connected with an output shaft of a micro motor through a coupler, a driving bevel gear is arranged on the outer wall of the other end of the first double-thread lead screw, a driven bevel gear is arranged on the outer wall of one end of the second double-thread lead screw close to the driving bevel gear, the driven bevel gear is meshed with the driving bevel gear, and simultaneously, the three second double-thread lead screws are connected together through a bevel gear group.
As a further scheme of the utility model: actuating mechanism includes connecting plate and connecting rod, wherein the arc splint are installed on the roof of connecting plate through a pair of coupling spring, and arc splint are close to a side wall mounting of connecting plate and have supplementary connecting rod, the other end of supplementary connecting rod is installed on the lateral wall of connecting plate, rotate on the diapire of connecting plate simultaneously and install a pair of connecting rod, the other end of connecting rod rotates and installs on the roof of installation piece, wherein be close to two sets of installation pieces of first double-thread lead screw one side and install respectively on the left and right sides outer wall of first double-thread lead screw, and be close to two sets of installation pieces of second double-thread lead screw one side and install on the left and right sides outer wall of second double-thread lead screw.
As a further scheme of the utility model: the auxiliary connecting rod comprises a fixing rod and a sliding rod, wherein the fixing rod is installed on the side wall of the connecting plate, an inner cavity is formed in the fixing rod, a sliding plate is installed in the inner cavity in a sliding mode, the sliding plate is connected with the bottom of the inner cavity through a buffer spring, the sliding rod is installed at the top of the sliding plate, the top of the sliding rod extends out of the top of the fixing rod, and the extending end of the sliding rod is installed on the side wall of the arc-shaped clamping plate.
As a further scheme of the utility model: the bottom of installation piece is installed the slider, and slider slidable mounting is at the top of slide rail, and the slide rail is installed on rectangular frame's inner wall.
As a still further scheme of the utility model: and a pair of handles is arranged on the left side wall and the right side wall of the rectangular frame.
Due to the adoption of the technical scheme, the utility model has the following advantages: the clamping device is provided with four groups of arc-shaped clamping plates, the four groups of arc-shaped clamping plates are arranged at the top of the driving mechanism, one group of driving mechanism is arranged on the outer wall of the first double-thread lead screw, the other three groups of driving mechanisms are arranged on the outer wall of the second double-thread lead screw, the first double-thread lead screw and the second double-thread lead screw are driven to synchronously rotate through the micro motor, the four groups of driving mechanisms are driven to horizontally adjust the arc-shaped clamping plates, the peripheral outer walls of the clamping rings are clamped, the fastening requirements of clamping rings with different sizes are met, the fixing firmness of the clamping rings is guaranteed by adopting a four-side clamping mode, the clamping rings are prevented from being pushed out when a screwed lens is installed, the operation is stable and reliable, and the practicability is stronger.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the driving mechanism of the present invention.
Fig. 3 is a schematic view of the auxiliary link structure of the present invention.
As shown in the figure: 1. the device comprises a rectangular frame, 2, an arc-shaped clamping plate, 3, a driving mechanism, 4, a first double-thread screw rod, 5, a second double-thread screw rod, 6, a connecting plate, 7, a connecting spring, 8, a connecting rod, 9, an installation block, 10, a sliding block, 11, a sliding rail, 12, a supporting frame, 13, a micro motor, 14, a driving bevel gear, 15, a driven bevel gear, 16, an auxiliary connecting rod, 17, a fixing rod, 18, a sliding rod, 19, an inner cavity, 20, a sliding plate, 21, a buffer spring, 22 and a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the present invention, a clamping ring fastening device for an optical lens includes a rectangular frame 1, four sets of arc-shaped clamping plates 2 and driving mechanisms 3, wherein four sets of arc-shaped clamping plates 2 are disposed inside the rectangular frame 1, the arc-shaped clamping plates 2 are mounted on the top of the driving mechanisms 3, one set of driving mechanisms 3 is mounted on the outer wall of a first double-threaded lead screw 4, and the other three sets of driving mechanisms 3 are mounted on the outer wall of a second double-threaded lead screw 5, the first double-threaded lead screw 4 and the second double-threaded lead screw 5 are mounted on the inner wall of the rectangular frame 1 through a supporting frame 12, the left and right sides of the first double-threaded lead screw 4 and the second double-threaded lead screw 5 have opposite screw directions, one end of the first double-threaded lead screw 4 is connected with an output shaft of a micro motor 13 through a coupler, and a driving bevel gear 14 is mounted on the outer wall of the other end of the first double-threaded lead screw 4, wherein the driven bevel gear 15 is installed on the one end outer wall that second double-thread lead screw 5 is close to initiative bevel gear 14, driven bevel gear 15 and the meshing of initiative bevel gear 14 are in the same place, three second double-thread lead screws 5 link together through bevel gear group simultaneously, thereby drive first double-thread lead screw 4 and second double-thread lead screw 5 through micro motor 13 and carry out synchronous rotation, it carries out horizontal adjustment to arc splint 2 to drive four groups of actuating mechanism 3, the outer wall all around of clamping ring carries out the centre gripping, the fastening demand of not unidimensional clamping ring has been satisfied, and adopt the mode of four sides centre gripping, the fixed fastness of clamping ring has been guaranteed, the clamping ring is released when avoiding the camera lens of screwing in the installation, the operation is stable and reliable.
Referring to fig. 2, it can be seen that: the driving mechanism 3 comprises a connecting plate 6 and a connecting rod 8, wherein the arc-shaped clamping plate 2 is arranged on the top wall of the connecting plate 6 through a pair of connecting springs 7, the arc-shaped clamping plate 2 can be sufficiently clamped on the outer wall of the clamping ring through the connecting springs 7, and the connecting springs 7 can offset part of clamping force of the arc-shaped clamping plate 2 on the clamping ring, so that the clamping ring is prevented from deforming due to too large clamping force of the arc-shaped clamping plate 2, an auxiliary connecting rod 16 is arranged on one side wall of the arc-shaped clamping plate 2 close to the connecting plate 6, the other end of the auxiliary connecting rod 16 is arranged on the side wall of the connecting plate 6, the arc-shaped clamping plate 2 is subjected to auxiliary connection through the auxiliary connecting rod 16, the arc-shaped clamping plate 2 is prevented from shaking, the connecting pressure of the connecting springs 7 is reduced, the mounting firmness of the arc-shaped clamping plate 2 is improved, meanwhile, a pair of connecting rods 8 are rotatably arranged on the bottom wall of the connecting plate 6, and the other end of the connecting rods 8 is rotatably arranged on the top wall of the mounting block 9, and the slider 10 is installed to the bottom of installation piece 9, slider 10 slidable mounting is at the top of slide rail 11, slide rail 11 is installed on rectangular frame 1's inner wall, wherein be close to two sets of installation pieces 9 of first double-thread lead screw 4 one side and install respectively on the left and right sides outer wall of first double-thread lead screw 4, and be close to two sets of installation pieces 9 of second double-thread lead screw 5 one side and install on the left and right sides outer wall of second double-thread lead screw 5, drive two sets of installation pieces 9 through first double-thread lead screw 4 or second double-thread lead screw 5 and carry out opposite motion in opposite directions or, thereby drive connecting plate 6 and carry out horizontal motion, adjust the distance between the arc splint 2 of four groups.
Specifically, the auxiliary connecting rod 16 comprises a fixing rod 17 and a sliding rod 18, wherein the fixing rod 17 is installed on the side wall of the connecting plate 6, an inner cavity 19 is formed in the fixing rod 17, a sliding plate 20 is installed in the inner cavity 19 in a sliding mode, the sliding plate 20 is connected with the bottom of the inner cavity 19 through a buffer spring 21, the sliding rod 18 is installed at the top of the sliding plate 20, the top of the sliding rod 18 extends out of the top of the fixing rod 17, the extending end of the sliding rod 18 is installed on the side wall of the arc-shaped clamping plate 2, and in the pressing process, the buffer spring 21 is matched with the connecting spring 7 to perform auxiliary pressing on the arc-shaped clamping plate 2.
Preferably, a pair of handles 22 are mounted on the left and right side walls of the rectangular frame 1, so that an operator can hold the device conveniently.
According to the above preferred embodiment provided by the present invention, the working principle of the present invention is as follows: firstly, the micro motor 13 is started to open the four groups of arc-shaped clamping plates 2, the clamping rings are placed between the arc-shaped clamping plates 2, then the micro motor 13 is reversely rotated to drive the first double-thread lead screw 4 and the second double-thread lead screw 5 to synchronously rotate, the four groups of driving mechanisms 3 are driven to horizontally adjust the arc-shaped clamping plates 2, and the peripheral outer walls of the clamping rings are clamped and fastened.
Claims (5)
1. The utility model provides a clamping ring fastener for optical lens, includes rectangular frame (1), arc splint (2) and actuating mechanism (3), its characterized in that: four groups of arc-shaped clamping plates (2) are arranged inside the rectangular frame (1), the arc-shaped clamping plates (2) are installed at the top of the driving mechanism (3), one group of driving mechanism (3) is installed on the outer wall of the first double-thread lead screw (4), the other three groups of driving mechanisms (3) are installed on the outer wall of the second double-thread lead screw (5), the first double-thread lead screw (4) and the second double-thread lead screw (5) are installed on the inner wall of the rectangular frame (1) through a supporting frame (12), the left and right thread directions of the first double-thread lead screw (4) and the second double-thread lead screw (5) are opposite, one end of the first double-thread lead screw (4) is connected with the output shaft of the micro motor (13) through a coupler, a driving bevel gear (14) is installed on the outer wall of the other end of the first double-thread lead screw (4), and a driven bevel gear (bevel gear) (a driven bevel gear) (a bevel gear) (14) is installed on the outer wall of one end, which is close to the driving bevel gear (14), of the second double-thread lead screw (5) 15) The driven bevel gear (15) and the driving bevel gear (14) are meshed together, and meanwhile, the three second double-thread lead screws (5) are connected together through a bevel gear group.
2. A retainer fastening device for an optical lens according to claim 1, wherein: the driving mechanism (3) comprises a connecting plate (6) and a connecting rod (8), wherein the arc-shaped clamping plate (2) is arranged on the top wall of the connecting plate (6) through a pair of connecting springs (7), an auxiliary connecting rod (16) is arranged on one side wall of the arc-shaped clamping plate (2) close to the connecting plate (6), the other end of the auxiliary connecting rod (16) is arranged on the side wall of the connecting plate (6), meanwhile, the bottom wall of the connecting plate (6) is rotatably provided with a pair of connecting rods (8), the other ends of the connecting rods (8) are rotatably arranged on the top wall of the mounting block (9), wherein two groups of mounting blocks (9) close to one side of the first double-thread lead screw (4) are respectively mounted on the outer walls of the left side and the right side of the first double-thread lead screw (4), and two groups of mounting blocks (9) close to one side of the second double-thread lead screw (5) are mounted on the outer walls of the left side and the right side of the second double-thread lead screw (5).
3. The retainer fastening device for an optical lens according to claim 2, wherein: the auxiliary connecting rod (16) comprises a fixing rod (17) and a sliding rod (18), wherein the fixing rod (17) is installed on the side wall of the connecting plate (6), an inner cavity (19) is formed in the fixing rod (17), a sliding plate (20) is installed in the inner cavity (19) in a sliding mode, the sliding plate (20) is connected with the bottom of the inner cavity (19) through a buffer spring (21), the sliding rod (18) is installed at the top of the sliding plate (20), the top of the sliding rod (18) extends out of the top of the fixing rod (17), and the extending end of the sliding rod (18) is installed on the side wall of the arc-shaped clamping plate (2).
4. The retainer fastening device for an optical lens according to claim 2, wherein: the bottom of installation piece (9) is installed slider (10), and slider (10) slidable mounting is at the top of slide rail (11), and slide rail (11) are installed on the inner wall of rectangular frame (1).
5. A retainer fastening device for an optical lens according to claim 1 or 2, wherein: a pair of handles (22) is arranged on the left side wall and the right side wall of the rectangular frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122822359.5U CN216399425U (en) | 2021-11-18 | 2021-11-18 | Pressing ring fastening device for optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122822359.5U CN216399425U (en) | 2021-11-18 | 2021-11-18 | Pressing ring fastening device for optical lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216399425U true CN216399425U (en) | 2022-04-29 |
Family
ID=81301321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122822359.5U Expired - Fee Related CN216399425U (en) | 2021-11-18 | 2021-11-18 | Pressing ring fastening device for optical lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216399425U (en) |
-
2021
- 2021-11-18 CN CN202122822359.5U patent/CN216399425U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220429 |