Fastening mechanism of transmission-type lens pressing ring

Abstract

The utility model provides a fastening mechanism of a transmission-type lens clamping ring, and belongs to the field of lens clamping ring fastening. The problems that a fastening device cannot quantify torsion, and if the torsion is too large, the appearance of a lens is damaged or an operator is injured are solved. The device comprises a frame, a driving device, a clamping device, a bearing device, a torque limiter and a handle, the driving device is arranged on the frame, the clamping device comprises two clamping jaws, the driving device can drive the two clamping jaws to be close to or away from each other, and the bearing device is arranged on the frame through the torque limiter. When the stress of the bearing device is smaller than the preset torsional force of the torque limiter, the relative positions of the bearing device and the frame are fixed; when the stress of the bearing device is larger than the preset torsional force of the torque limiter, the bearing device rotates on the frame, and the handle is fixedly connected with the bearing device. The installation firmness of the pressing ring can be guaranteed, and meanwhile the phenomenon that the appearance of a lens is damaged or operators are injured due to the fact that twisting force borne by the pressing ring is too large is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of lens pressure ring fastening, in particular to a fastening mechanism of a transmission type lens pressure ring. Background Art

[0002] With the rapid development of industrial automation, industrial lenses are widely used in manufacturing, quality inspection, logistics, medicine, scientific research and other fields. The complex and diverse working environment places high demands on the performance of industrial lenses. At present, the requirements for the stability of lens structure are constantly increasing, especially for metal lenses, which are usually fixed on lens parts with threaded clamps. Therefore, the most basic indicator to ensure the performance of the lens is that the threaded clamps are stably attached to the lens parts without loosening.

[0003] In an optical lens, a pressure ring is usually used to fix all optical parts. A tightening structure is provided on the pressure ring, and the pressure ring is assembled to the lens through the tightening structure. However, there are many styles of optical lenses. In the prior art, the assembly process of pressure rings with different outer diameters requires the use of special fastening devices of different specifications, which not only increases production costs and reduces assembly efficiency, but also brings many inconveniences to users. Moreover, when tightening the pressure ring, these fastening devices can only simply tighten the pressure ring, and cannot quantify the torque. It is difficult for humans to control the balance and stability. If the torque is too large, over-tightening occurs, which will cause damage to the appearance of the lens or cause injuries to the operator. Utility Model Content

[0004] In view of this, in order to solve the problem in the prior art that the assembly of pressure rings with different outer diameters requires the use of special fastening devices of different specifications, and these fastening devices can only simply tighten the pressure ring and cannot quantify the torque. If the torque is too large, it will cause damage to the appearance of the lens or cause injury to the operator, the utility model proposes a fastening mechanism for the pressure ring of a transmission lens.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A fastening mechanism for a transmission type lens pressure ring, comprising:

[0007] frame;

[0008] A driving device, wherein the driving device is arranged on the frame;

[0009] A clamping device, wherein the clamping device comprises two clamping jaws, and the driving device can drive the two clamping jaws to move closer to or away from each other;

[0010] A receiving device and a torque limiter, wherein the receiving device is arranged on the frame through the torque limiter, and when the force applied to the receiving device is less than the preset torsional force of the torque limiter, the relative position of the receiving device and the frame is fixed; when the force applied to the receiving device is greater than the preset torsional force of the torque limiter, the receiving device rotates on the frame;

[0011] A handle is fixedly connected to the receiving device.

[0012] As a preferred solution of the fastening mechanism of the above-mentioned transmission lens pressure ring, the driving device includes a threaded rod, the threaded rod is provided with a first external thread and a second external thread, the thread directions of the first external thread and the second external thread are opposite, one of the clamping jaws is screwed to the first external thread, and the other clamping jaw is screwed to the second external thread, the frame is provided with two guide channels, the extension direction of the guide channels is the same as the extension direction of the threaded rod, and the two clamping jaws are respectively slidably arranged in the two guide channels.

[0013] As a preferred solution of the fastening mechanism of the transmission lens pressure ring, the driving device further comprises two driving handles, and the two driving handles are respectively fixedly connected to the two ends of the threaded rod.

[0014] As a preferred solution of the fastening mechanism of the above-mentioned transmission lens pressure ring, the supporting device includes a supporting frame and two supporting columns, the supporting frame includes an upper plate, a lower plate and a side plate, the two ends of the side plate are respectively fixedly connected to the upper plate and the lower plate, the upper plate and the lower plate are arranged in parallel, the two supporting columns are respectively fixedly connected to the upper plate and the lower plate, the upper and lower sides of the frame are provided with connecting holes, the supporting columns are inserted into the connecting holes, and the supporting columns are connected to the frame through the torque limiter.

[0015] As a preferred solution of the fastening mechanism of the above-mentioned transmission lens pressure ring, the torque limiter includes a plurality of limiting members, and the plurality of limiting members are arranged at intervals around the receiving column, the limiting members include a compression spring and a limit head, a hemispherical groove is provided on the side wall of the connecting hole, the receiving column is provided with a receiving groove, one end of the compression spring is fixedly connected to the limit head, the compression spring is located in the receiving groove, the limit head can slide in the receiving groove, the limit head has a fixedly connected hemispherical ball head and a limit section, the hemispherical ball head is inserted into the hemispherical groove, and the limit section is located in the receiving groove.

[0016] As a preferred solution for the fastening mechanism of the above-mentioned transmission lens pressure ring, the clamp includes a sliding plate and a clamping plate, the sliding plate is fixedly connected to the clamping plate, the sliding plate is provided with a threaded hole, the threaded hole is screwed to the threaded rod, and the sliding plate is slidably penetrated into the guide channel.

[0017] As a preferred solution of the fastening mechanism of the above-mentioned transmission lens pressure ring, the clamping claw includes an arc-shaped plate, and the arc-shaped plate is fixedly connected to a side of the clamping plate close to the other clamping plate.

[0018] As a preferred solution of the fastening mechanism of the above-mentioned transmission lens pressure ring, the clamping claw further includes a rubber pad, and the rubber pad is fixedly arranged on the inner side of the arc plate.

[0019] As a preferred solution for the fastening mechanism of the above-mentioned transmission lens pressure ring, the clamp also includes a limit plate, which is fixedly connected to the sliding plate, and the limit plate and the clamping plate are respectively located at both ends of the sliding plate, and the side of the limit plate close to the sliding plate can abut against the frame.

[0020] As a preferred solution of the fastening mechanism of the above-mentioned transmission lens pressure ring, the receiving device is located in the middle of the two clamping claws.

[0021] Compared with the prior art, the fastening mechanism of the transmissive lens pressure ring provided by the utility model has the following beneficial effects:

[0022] The utility model provides a fastening mechanism for a transmission type lens pressure ring, when the fastening mechanism for the transmission type lens pressure ring is used to tighten the pressure ring, the threaded rod is rotated by the driving handle so that the threaded rod drives the sliding plates of the two clamping claws to approach each other under the action of the opposite thread directions of the first external thread and the second external thread, and drives the arc plate and the rubber pad to clamp the pressure ring, and then applies a rotating force to the handle so that the handle drives the frame and the clamping claw to rotate through the receiving device, and the clamping claw drives the pressure ring to rotate and install, and after the pressure ring is installed, it will be blocked by the lens, so that the torsion of the pressure ring is increased and greater than the stress of the compression spring, and at this time, when the receiving column rotates, it will drive the limit head to be pressed against the hemispherical groove, so that the limit head slides into the accommodating groove and presses the compression spring, so that the receiving column rotates relative to the frame, and when the receiving column rotates and the limit head corresponds to the hemispherical groove, the hemispherical ball head of the limit head will be inserted into the interior of the hemispherical groove again under the elastic force of the compression spring.

[0023] The fastening mechanism of the transmission lens pressure ring drives two clamping claws of the clamping device to approach each other through a driving device, so that the clamping device can clamp pressure rings of different outer diameters and drive the pressure rings to rotate and install, thereby being able to adapt to pressure rings of different outer diameters.

[0024] The fastening mechanism of the transmission lens pressure ring sets the torsional force in advance by setting a torque limiter, thereby ensuring the firmness of the pressure ring installation and preventing the pressure ring from being subjected to excessive torsional force that may cause damage to the lens appearance or injury to the operator. At the same time, when the torsional force reaches the preset torsional force, the receiving device will rotate relative to the frame to remind the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0026] Figure 1 A schematic diagram of the structure of a fastening mechanism of a transmissive lens pressure ring provided in a specific embodiment of the utility model;

[0027] Figure 2 An exploded schematic diagram of a fastening mechanism of a transmissive lens pressure ring provided in a specific embodiment of the utility model;

[0028] Figure 3 for Figure 2 The enlarged schematic diagram of point A in the middle;

[0029] Figure 4 A schematic diagram of the structure of the fastening mechanism of the transmissive lens pressure ring provided by the specific embodiment of the utility model when the handle is rotated;

[0030] Figure 5 The present invention is a schematic structural diagram of a clamping device of a fastening mechanism of a transmission type lens pressure ring provided in a specific embodiment of the present invention.

[0031] In the figure:

[0032] 1. Frame; 11. Guide channel; 12. Connection hole; 13. Hemispherical groove;

[0033] 2. driving device; 21. threaded rod; 22. driving handle;

[0034] 3. Clamping device; 31. Sliding plate; 32. Clamping plate; 33. Arc plate; 34. Rubber pad; 35. Limiting plate; 311. Threaded hole;

[0035] 4. Handle;

[0036] 5. receiving device; 51. receiving frame; 52. receiving column; 511. upper plate; 512. lower plate; 513. side plate; 521. receiving groove;

[0037] 6. Torque limiter; 61. Compression spring; 62. Limiting head; 621. Hemispherical ball head; 622. Limiting section. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely explain the technical solutions in the embodiments of the utility model. It should be noted that the embodiments and features in the embodiments of the utility model can be combined with each other without conflict, and the described embodiments are only part of the embodiments of the utility model, not all of the embodiments.

[0039] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" 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 the present invention can be understood according to specific circumstances.

[0040] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0041] In the description of this embodiment, the terms "upper", "lower", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0042] See also Figure 1-5Describing the present embodiment, the utility model provides a fastening mechanism for a transmission type lens pressure ring, the fastening mechanism for the transmission type lens pressure ring comprises a frame 1, a driving device 2, a clamping device 3, a receiving device 5, a torque limiter 6 and a handle 4, the driving device 2 is arranged on the frame 1, the clamping device 3 comprises two clamping claws, the driving device 2 can drive the two clamping claws to move closer to or away from each other, the receiving device 5 is arranged on the frame 1 through the torque limiter 6, when the force applied to the receiving device 5 is less than the preset torsional force of the torque limiter 6, the relative position of the receiving device 5 and the frame 1 is fixed; when the force applied to the receiving device 5 is greater than the preset torsional force of the torque limiter 6, the receiving device 5 rotates on the frame 1, and the handle 4 is fixedly connected to the receiving device 5.

[0043] When the fastening mechanism of the transmission lens pressure ring is tightening the pressure ring, the driving device 2 drives the two clamping claws to approach each other, and the two clamping claws clamp the pressure ring. Then the operator holds the handle 4 and applies a rotational force, so that the handle 4 drives the frame 1 and the clamping device 3 to rotate through the receiving device 5, and the clamping claws drive the pressure ring to rotate and install. After the pressure ring is installed, it will be blocked by the lens, so that the torque on the pressure ring is increased and greater than the preset torque force of the torque limiter 6, that is, the force on the receiving device 5 is greater than the preset torque force of the torque limiter 6. At this time, the receiving device 5 will rotate relative to the frame 1, thereby reminding the operator.

[0044] The fastening mechanism of the transmission lens pressure ring drives the two clamping claws of the clamping device 3 to approach each other through the driving device 2, so that the clamping device 3 can clamp pressure rings of different outer diameters and drive the pressure rings to rotate and install, so as to adapt to pressure rings of different outer diameters. The torque limiter 6 is set in advance to set the torsional force, which ensures the firmness of the pressure ring installation while preventing the pressure ring from being subjected to excessive torsional force, thereby causing damage to the appearance of the lens or causing injury to the operator. At the same time, when the torsional force reaches the preset torsional force, the receiving device 5 will rotate relative to the frame 1 to remind the operator.

[0045] In this embodiment, the receiving device 5 is located in the middle of the two clamping jaws.

[0046] like Figure 2 As shown, optionally, the driving device 2 includes a threaded rod 21, the threaded rod 21 is provided with a first external thread and a second external thread, the thread directions of the first external thread and the second external thread are opposite, one jaw is screwed to the first external thread, and the other jaw is screwed to the second external thread, the frame 1 is provided with two guide channels 11, the extension direction of the guide channels 11 is the same as the extension direction of the threaded rod 21, and the two jaws are respectively slidably arranged in the two guide channels 11.

[0047] Since the first external thread and the second external thread have opposite thread directions, one clamping jaw is screwed to the first external thread and the other clamping jaw is screwed to the second external thread. When the threaded rod 21 rotates, the two clamping jaws move in opposite directions, so that they can move closer to or farther from each other. In addition, the guide channel 11 can guide the sliding of the clamping device 3 to prevent the clamping device 3 from rotating with the threaded rod 21.

[0048] Optionally, the driving device 2 further includes two driving handles 22, and the two driving handles 22 are respectively fixedly connected to the two ends of the threaded rod 21. The arrangement of the driving handles 22 facilitates the operator to drive the threaded rod 21 to rotate.

[0049] like Figure 2 As shown, optionally, the receiving device 5 includes a receiving frame 51 and two receiving columns 52, the receiving frame 51 includes an upper plate 511, a lower plate 512 and a side plate 513, the two ends of the side plate 513 are respectively fixedly connected to the upper plate 511 and the lower plate 512, the upper plate 511 and the lower plate 512 are arranged in parallel, the two receiving columns 52 are respectively fixedly connected to the upper plate 511 and the lower plate 512, the upper and lower sides of the frame 1 are provided with connecting holes 12, the receiving columns 52 are penetrated through the connecting holes 12, and the receiving columns 52 are connected to the frame 1 through the torque limiter 6.

[0050] In this embodiment, the handle 4 is fixedly connected to the side plate 513. The upper plate 511 is connected to the side plate 513 by bolts, and the lower plate 512 is connected to the side plate 513 by bolts. It can be understood that the upper plate 511 is located above the frame 1, the lower plate 512 is located below the frame 1, and the side plate 513 is spaced from the frame 1 by a set distance, so that the receiving frame 51 can rotate relative to the frame 1.

[0051] like Figure 3 As shown, optionally, the torque limiter 6 includes a plurality of limiting members, and the plurality of limiting members are spaced apart around the receiving column 52, the limiting members include a compression spring 61 and a limit head 62, a hemispherical groove 13 is provided on the side wall of the connecting hole 12, the receiving column 52 is provided with a receiving groove 521, one end of the compression spring 61 is fixedly connected to the limit head 62, the compression spring 61 is located in the receiving groove 521, the limit head 62 can slide in the receiving groove 521, the limit head 62 includes a fixedly connected hemispherical ball head 621 and a limit section 622, the hemispherical ball head 621 is inserted into the hemispherical groove 13, and the limit section 622 is located in the receiving groove 521.

[0052] The receiving groove 521 can provide space for the installation of the compression spring 61 and the limit head 62, and guide the sliding of the limit head 62. When the force applied to the receiving device 5 is less than the preset torsional force of the torque limiter 6, the hemispherical groove 13 is adapted to the hemispherical ball head 621, and the compression spring 61 provides an external force for the cooperation of the limit head 62 and the hemispherical groove 13. The hemispherical ball head 621 is limited in the hemispherical groove 13, and the limit section 622 is located in the receiving groove 521, thereby limiting The positioning head 62 can fix the relative position of the receiving column 52 and the frame 1, and when the receiving column 52 rotates, it can drive the frame 1 and the clamping device 3 to rotate synchronously; when the torque between the pressure ring and the lens is released and the force applied to the receiving device 5 is greater than the preset torsional force of the torque limiter 6, the limiting head 62 will squeeze the compression spring 61, and the compression spring 61 will be compressed, and the hemispherical ball head 621 will also be pressed back into the receiving groove 521 and disengaged from the hemispherical groove 13, so that the receiving column 52 can rotate relative to the frame 1 at this time.

[0053] like Figure 5 As shown, optionally, the clamp includes a sliding plate 31 and a clamping plate 32 , the sliding plate 31 is fixedly connected to the clamping plate 32 , the sliding plate 31 is provided with a threaded hole 311 , the threaded hole 311 is screwed to the threaded rod 21 , and the sliding plate 31 is slidably arranged in the guide channel 11 .

[0054] The threaded hole 311 is matched with the threaded rod 21, so that the threaded rod 21 drives the sliding plate 31 to move through the thread when rotating, and the sliding plate 31 drives the clamping plate 32 to move, so that the two clamping plates 32 are close to each other to clamp the pressure ring, or move away from each other to release the clamping of the pressure ring.

[0055] Optionally, the clamping jaw includes an arc plate 33, and the arc plate 33 is fixedly connected to one side of the clamping plate 32 close to the other clamping plate 32. The arrangement of the arc plate 33 can increase the contact area between the clamping jaw and the pressure ring, thereby making the clamping more stable.

[0056] Optionally, the clamping jaw further comprises a rubber pad 34, and the rubber pad 34 is fixedly arranged on the inner side of the arc-shaped plate 33. Through the arrangement of the rubber pad 34, the deformation of the rubber pad 34 is relied on to remind the worker to avoid the pressing ring from being clamped.

[0057] Optionally, the clamp further includes a limit plate 35, which is fixedly connected to the sliding plate 31, and the limit plate 35 and the clamping plate 32 are respectively located at both ends of the sliding plate 31, and the side of the limit plate 35 close to the sliding plate 31 can abut against the frame 1. The limit plate 35 can prevent the clamp from detaching from the frame 1.

[0058] Working method of the fastening mechanism of the transmission type lens pressure ring:

[0059] like Figure 1-5As shown, when in use, the threaded rod 21 is rotated by the driving handle 22, so that the threaded rod 21, under the action of the opposite directions of the first external thread and the second external thread, drives the sliding plates 31 of the two clamping jaws to approach each other, and drives the arc plate 33 and the rubber pad 34 to clamp the pressure ring, and then applies a rotational force to the handle 4, so that the handle 4 drives the frame 1 and the clamping jaws to rotate through the receiving device 5, and the clamping jaw drives the pressure ring to rotate and install. After the pressure ring is installed, it will be blocked by the lens, so that the torsional force of the pressure ring is increased and greater than the stress of the compression spring 61. At this time, when the receiving column 52 rotates, it will drive the limit head 62 to be squeezed with the hemispherical groove 13, so that the limit head 62 slides into the accommodating groove 521, and squeezes the compression spring 61, so that the receiving column 52 rotates relative to the frame 1, and when the receiving column 52 rotates, the limit head 62 corresponds to the hemispherical groove 13, the hemispherical ball head 621 of the limit head 62 will be inserted into the inside of the hemispherical groove 13 again under the elastic force of the compression spring 61.

[0060] Obviously, the above disclosed embodiments of the utility model are only used to help explain the utility model. The embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. According to the content of this specification, many modifications and changes can be made. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. It is not necessary and impossible to list all the implementation methods here.

Claims

1. A fastening mechanism for a transmissive lens pressure ring, characterized in that: include: Framework (1); A driving device (2), wherein the driving device (2) is arranged on the frame (1); A clamping device (3), the clamping device (3) comprising two clamping jaws, the driving device (2) being capable of driving the two clamping jaws to move closer to or farther from each other; A receiving device (5) and a torque limiter (6), wherein the receiving device (5) is arranged on the frame (1) via the torque limiter (6); when the force applied to the receiving device (5) is less than the preset torsional force of the torque limiter (6), the relative position of the receiving device (5) and the frame (1) is fixed; when the force applied to the receiving device (5) is greater than the preset torsional force of the torque limiter (6), the receiving device (5) rotates on the frame (1); A handle (4), wherein the handle (4) is fixedly connected to the receiving device (5).

2. The fastening mechanism of the transmissive lens pressure ring according to claim 1, characterized in that: The driving device (2) comprises a threaded rod (21), the threaded rod (21) is provided with a first external thread and a second external thread, the thread directions of the first external thread and the second external thread are opposite, one of the clamping jaws is screwed to the first external thread, and the other clamping jaw is screwed to the second external thread, the frame (1) is provided with two guide channels (11), the extension direction of the guide channels (11) is the same as the extension direction of the threaded rod (21), and the two clamping jaws are respectively slidably arranged in the two guide channels (11).

3. The fastening mechanism of the transmissive lens pressure ring according to claim 2, characterized in that: The driving device (2) further comprises two driving handles (22), and the two driving handles (22) are respectively fixedly connected to two ends of the threaded rod (21).

4. The fastening mechanism of the transmissive lens pressure ring according to claim 1, characterized in that: The receiving device (5) comprises a receiving frame (51) and two receiving columns (52); the receiving frame (51) comprises an upper plate (511), a lower plate (512) and a side plate (513); two ends of the side plate (513) are respectively fixedly connected to the upper plate (511) and the lower plate (512); the upper plate (511) and the lower plate (512) are arranged in parallel; the two receiving columns (52) are respectively fixedly connected to the upper plate (511) and the lower plate (512); the upper and lower sides of the frame (1) are provided with connecting holes (12); the receiving columns (52) are inserted into the connecting holes (12); and the receiving columns (52) are connected to the frame (1) through a torque limiter (6).

5. The fastening mechanism of the transmissive lens pressure ring according to claim 4, characterized in that: The torque limiter (6) comprises a plurality of limiting members, which are arranged at intervals around the receiving column (52), the limiting members comprising a compression spring (61) and a limiting head (62), a hemispherical groove (13) is provided on the side wall of the connecting hole (12), the receiving column (52) is provided with a receiving groove (521), one end of the compression spring (61) is fixedly connected to the limiting head (62), the compression spring (61) is located in the receiving groove (521), the limiting head (62) can slide in the receiving groove (521), the limiting head (62) has a fixedly connected hemispherical ball head (621) and a limiting section (622), the hemispherical ball head (621) is inserted into the hemispherical groove (13), and the limiting section (622) is located in the receiving groove (521).

6. The fastening mechanism of the transmissive lens pressure ring according to claim 2, characterized in that: The clamping claw comprises a sliding plate (31) and a clamping plate (32), wherein the sliding plate (31) is fixedly connected to the clamping plate (32), the sliding plate (31) is provided with a threaded hole (311), the threaded hole (311) is screwed to the threaded rod (21), and the sliding plate (31) is slidably arranged in the guide channel (11).

7. The fastening mechanism of the transmissive lens pressure ring according to claim 6, characterized in that: The clamping claw comprises an arc-shaped plate (33), and the arc-shaped plate (33) is fixedly connected to one side of the clamping plate (32) close to the other clamping plate (32).

8. The fastening mechanism of the transmissive lens pressure ring according to claim 7, characterized in that: The clamping jaw further comprises a rubber pad (34), and the rubber pad (34) is fixedly arranged on the inner side of the arc-shaped plate (33).

9. The fastening mechanism of the transmissive lens pressure ring according to claim 6, characterized in that: The clamping jaw further comprises a limit plate (35), the limit plate (35) being fixedly connected to the sliding plate (31), the limit plate (35) and the clamping plate (32) being respectively located at two ends of the sliding plate (31), and the side surface of the limit plate (35) close to the sliding plate (31) being able to abut against the frame (1).

10. The fastening mechanism of the transmissive lens pressure ring according to claim 1, characterized in that: The receiving device (5) is located in the middle of the two clamping jaws.

Images