Fixing tool for lens

Abstract

The utility model is suitable for the technical field of lens processing, and provides a fixing tool for a lens, which comprises a base with a strip-shaped opening at the top; the screw rod is rotationally mounted on the inner wall of the base and is provided with a plurality of sections of external threads with opposite screwing directions; the sliding plates are arranged on the screw rod in a threaded and sleeving manner and are connected with the inner walls of the two sides of the strip-shaped opening in a sliding manner; the plurality of clamping and fixing mechanisms are respectively arranged on the plurality of sliding plates, and the plurality of clamping and fixing mechanisms are used for clamping and fixing a lens; the plurality of connecting locking mechanisms are respectively arranged on the plurality of clamping and fixing mechanisms; and the plurality of connecting locking mechanisms are used for connecting and fixing the plurality of rectangular rods and the plurality of connecting blocks. According to the fixing tool for the lenses, the multiple lenses can be fixed at the same time, the fixing tool is suitable for the lenses of different sizes, meanwhile, the angles of the lenses can be conveniently adjusted, and practicability is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of lens processing, and in particular relates to a fixing tool for a lens. Background Art

[0002] A lens is an optical element made of transparent material (such as glass, crystal, etc.). Convex lens: thick in the middle and thin at the edges, there are three types: biconvex, plano-convex, and concave-convex; concave lens: thin in the middle and thick at the edges, there are three types: biconcave, plano-concave, and convex-concave. Lenses play an important role in astronomy, military, transportation, medicine, art and other fields. In the process of lens processing, fixed tooling is needed to fix the lens.

[0003] However, the existing fixing tool for lenses is not only inconvenient to clamp and fix lenses of different sizes, but also inconvenient to adjust the processing angle of the fixed lens, which is quite inconvenient. Utility Model Content

[0004] The utility model provides a fixing tool for a lens, aiming to solve the problem that the existing fixing tool for a lens proposed in the background art is inconvenient for clamping and fixing lenses of different sizes and inconvenient for adjusting the processing angle of the fixed lens.

[0005] To solve the above problems, the utility model is implemented as follows: a fixing tool for a lens, comprising: a base with a strip opening on the top; a screw rotatably mounted on the inner wall of the base and having multiple sections of external threads with opposite rotation directions; a plurality of sliding plates threadedly sleeved on the screw and slidably connected to the inner walls on both sides of the strip opening; a plurality of clamping and fixing mechanisms respectively arranged on the plurality of sliding plates, the plurality of clamping and fixing mechanisms being used to clamp and fix the lens; a plurality of connecting and locking mechanisms respectively arranged on the plurality of clamping and fixing mechanisms, the plurality of connecting and locking mechanisms being used to connect and fix a plurality of rectangular rods and a plurality of connecting blocks; and an angle adjustment mechanism respectively arranged on the plurality of sliding plates, the plurality of angle adjustment mechanisms being used to adjust the angle of the lens.

[0006] Preferably, a limit rod is fixedly mounted on the inner wall of the base, the limit rod is slidably connected to the plurality of sliding plates, and a first hand wheel is fixedly mounted on one end of the screw rod.

[0007] Preferably, the clamping and fixing mechanism includes: a rotating shaft rotatably mounted on the sliding plate; a rectangular rod fixedly mounted on one end of the rotating shaft; a connecting block arranged on the rectangular rod; a rectangular slot opened on one side of the connecting block and adapted to the rectangular rod; a mounting groove opened on the top inner wall of the rectangular slot; and an arc-shaped clamping plate fixedly mounted on one side of the connecting block.

[0008] Preferably, an arc-shaped groove is provided on the inner wall of the arc-shaped clamping plate, and an arc-shaped buffer pad is provided on the inner wall of the arc-shaped groove.

[0009] Preferably, the connecting locking mechanism includes: a plurality of pin grooves opened on the rectangular rod; a plurality of sliding rods slidably mounted on the mounting grooves; a plurality of springs slidably mounted on the plurality of sliding rods respectively; a rectangular plate fixedly mounted on the bottom ends of the plurality of sliding rods; a plurality of pin rods fixedly mounted on the bottom of the rectangular plate and respectively matched with the plurality of pin grooves; and a connecting plate fixedly mounted on the top ends of the plurality of sliding rods.

[0010] Preferably, the angle adjustment mechanism comprises: a plurality of transverse plates fixedly mounted on the sliding plate; a worm rotatably mounted on the plurality of transverse plates; and a worm wheel fixedly sleeved on the rotating shaft and meshing with the worm.

[0011] Preferably, a second hand wheel is fixedly mounted on the top of each of the plurality of worms, and a pull ring is fixedly mounted on the top of each of the plurality of connecting plates.

[0012] Compared with the related art, the fixing tool for lens provided by the utility model has the following beneficial effects:

[0013] Compared with the prior art, the fixing fixture for the lens provided by the present solution has a base as the basis of the entire fixing fixture, a strip-shaped opening provided on the top of the base provides a channel for the sliding of the sliding plate, a screw is rotatably mounted on the inner wall of the base, and a plurality of sections of external threads with opposite rotation directions are provided on the screw. This design enables the threads on the screw to drive the sliding plate matched therewith to move toward or away from each other in the strip-shaped opening when the screw is rotated, thereby clamping or loosening the lens. The sliding plate is arranged on the screw by a threaded sleeve and is slidably connected to the inner walls on both sides of the strip-shaped opening, and a clamping and fixing mechanism is provided on the sliding plate and the angle adjustment mechanism are the components that perform the main functions in the fixed tooling. The clamping and fixing mechanism arranged on the sliding plate is used to clamp and fix the lens. The clamping and fixing mechanism can ensure that the lens maintains a stable position and posture during processing, testing or installation, thereby improving work efficiency and product quality. The connecting and locking mechanism is used to connect and fix multiple rectangular rods and multiple connecting blocks, thereby facilitating the disassembly and replacement of arc-shaped clamping plates suitable for lenses of different sizes. The angle adjustment mechanism arranged on the sliding plate is used to adjust the angle of the lens to meet the processing requirements of different situations. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of a fixing tool for a lens provided by the utility model;

[0015] Figure 2 for Figure 1Schematic diagram of the three-dimensional assembly structure of the central shaft and the rectangular rod;

[0016] Figure 3 for Figure 1 An enlarged structural diagram of part A shown in FIG.

[0017] Figure 4 for Figure 3 Schematic diagram of the enlarged structure of part B shown in FIG.

[0018] Figure numerals: 1. base; 2. strip opening; 3. screw rod; 4. sliding plate; 5. limit rod; 6. first hand wheel; 7. rotating shaft; 8. rectangular rod; 9. connecting block; 10. rectangular slot; 11. mounting slot; 12. arc-shaped clamping plate; 13. arc-shaped slot; 14. arc-shaped buffer pad; 15. pin slot; 16. sliding rod; 17. spring; 18. rectangular plate; 19. pin rod; 20. connecting plate; 21. pull ring; 22. cross plate; 23. worm; 24. worm wheel; 25. second hand wheel. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit the present application; the terms "including" and "having" in the specification and claims of the present application and the above-mentioned figure descriptions and any variations thereof are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of the present application or the above-mentioned figures are used to distinguish different objects, rather than to describe a specific order; the terms "inside", "outside", "left", and "right" indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply 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 on the present invention.

[0020] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0021] The present invention provides a fixing device for a lens, such as Figure 1-4As shown, the fixing tool for the lens includes: a base 1 with a strip opening 2 on the top; a screw 3 rotatably mounted on the inner wall of the base 1 and having multiple sections of external threads with opposite rotation directions; a plurality of sliding plates 4 threadedly sleeved on the screw 3 and slidably connected to the inner walls on both sides of the strip opening 2; a plurality of clamping and fixing mechanisms respectively arranged on the plurality of sliding plates 4, and the plurality of clamping and fixing mechanisms are used to clamp and fix the lens; a plurality of connecting and locking mechanisms respectively arranged on the plurality of clamping and fixing mechanisms, and the plurality of connecting and locking mechanisms are used to connect and fix a plurality of rectangular rods 8 and a plurality of connecting blocks 9; and an angle adjustment mechanism respectively arranged on the plurality of sliding plates 4, and the plurality of angle adjustment mechanisms are used to adjust the angle of the lens.

[0022] In this embodiment, the base 1 serves as the basis of the entire fixed fixture. The strip-shaped opening 2 provided on the top of the base 1 provides a channel for the sliding of the sliding plate 4. The screw 3 is rotatably mounted on the inner wall of the base 1, and a plurality of sections of external threads with opposite rotation directions are provided on the screw 3. This design enables the screw 3 to rotate, and the threads on the screw 3 can drive the sliding plate 4 matched therewith to move toward or away from the strip-shaped opening 2, thereby clamping or loosening the lens. The sliding plate 4 is provided on the screw 3 through a threaded sleeve, and is slidably connected with the inner walls on both sides of the strip-shaped opening 2. The sliding plate 4 is provided with a clamping and fixing mechanism and an angle adjustment mechanism. The mechanism is a component that performs the main function in the fixing tooling. The clamping and fixing mechanism arranged on the sliding plate 4 is used to clamp and fix the lens. The clamping and fixing mechanism can ensure that the lens maintains a stable position and posture during processing, testing or installation, thereby improving work efficiency and product quality. The connecting and locking mechanism is used to connect and fix multiple rectangular rods 8 and multiple connecting blocks 9, thereby facilitating the disassembly and replacement of arc-shaped clamping plates 12 suitable for lenses of different sizes. The angle adjustment mechanism arranged on the sliding plate 4 is used to adjust the angle of the lens to meet the processing requirements of different situations.

[0023] In a further preferred embodiment of the utility model, a limit rod 5 is fixedly installed on the inner wall of the base 1, the limit rod 5 is slidably connected to the plurality of sliding plates 4, and a first hand wheel 6 is fixedly installed at one end of the screw rod 3.

[0024] In this embodiment, the plurality of sliding plates 4 can be guided and limited by the limiting rod 5 , and the screw rod 3 can be driven to rotate by the first hand wheel 6 .

[0025] In a further preferred embodiment of the utility model, the clamping and fixing mechanism includes: a rotating shaft 7 rotatably mounted on the sliding plate 4; a rectangular rod 8 fixedly mounted on one end of the rotating shaft 7; a connecting block 9 arranged on the rectangular rod 8; a rectangular slot 10 opened on one side of the connecting block 9 and adapted to the rectangular rod 8; a mounting groove 11 opened on the top inner wall of the rectangular slot 10; and an arc-shaped clamping plate 12 fixedly mounted on one side of the connecting block 9.

[0026] In this embodiment, the arc-shaped clamping plate 12 can be rotated and disassembled by means of the rectangular rod 18 and the connecting block 9 with the rectangular slot 10 .

[0027] In a further preferred embodiment of the present invention, an arc-shaped groove 13 is formed on the inner wall of the arc-shaped clamping plate 12 , and an arc-shaped buffer pad 14 is provided on the inner wall of the arc-shaped groove 13 .

[0028] In this embodiment, the lens can be clamped and fixed by a plurality of arc-shaped clamping plates 12 and the arc-shaped grooves 13 thereon, and the arc-shaped buffer pads 14 can play a buffering role, thereby preventing the lens from being damaged.

[0029] In a further preferred embodiment of the utility model, the connection locking mechanism includes: a plurality of pin grooves 15 opened on the rectangular rod 8; a plurality of sliding rods 16 slidably mounted on the mounting groove 11; a plurality of springs 17 slidably mounted on the plurality of sliding rods 16; a rectangular plate 18 fixedly mounted on the bottom ends of the plurality of sliding rods 16; a plurality of pin rods 19 fixedly mounted on the bottom of the rectangular plate 18 and respectively adapted to the plurality of pin grooves 15; and a connecting plate 20 fixedly mounted on the top ends of the plurality of sliding rods 16.

[0030] In this embodiment, the rectangular plate 18 can be rebounded by multiple springs 17 to enable multiple pin rods 19 to be stuck in multiple pin grooves 15, so that the rectangular rod 8 is connected and locked with the connecting block 9, and then the arc clamping plate 12 is installed on the rectangular rod 8. When the arc clamping plate 12 needs to be disassembled and replaced, the pull ring 21 is pulled, and the pull ring 21 drives the multiple pin rods 19 to move upward through the connecting plate 20, multiple sliding rods 16 and the rectangular plate 18, so that the multiple pin rods 19 are separated from the multiple pin grooves 15, and then the arc clamping plate 12 is pulled horizontally, so that the arc clamping plate 12 can be removed and replaced more conveniently to install the arc clamping plate 12 suitable for lenses of different sizes.

[0031] In a further preferred embodiment of the utility model, the angle adjustment mechanism includes: a plurality of transverse plates 22 fixedly mounted on the sliding plate 4; a worm 23 rotatably mounted on the plurality of transverse plates 22; and a worm wheel 24 fixedly sleeved on the rotating shaft 7 and meshing with the worm 23.

[0032] In this embodiment, the worm 23 drives the worm wheel 24 to rotate, and the worm wheel 24 drives the clamping and fixing mechanism to rotate through the rotating shaft 7 and the rectangular rod 8, so as to adjust the angle of the lens.

[0033] In a further preferred embodiment of the present invention, a second hand wheel 25 is fixedly mounted on the top of each of the plurality of worms 23 , and a pull ring 21 is fixedly mounted on the top of each of the plurality of connecting plates 20 .

[0034] In this embodiment, the worm 23 can be driven to rotate by the second hand wheel 25 , and the connecting plate 20 can be driven to move upward by the pull ring 21 .

[0035] In summary, compared with the related art, the tooling can not only fix multiple lenses at the same time, and is suitable for lenses of different sizes, but also can adjust the angle of the lens more conveniently, and is highly practical.

[0036] In the several embodiments provided in this application, it should be understood that the disclosed device can be implemented in other ways.

[0037] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A fixing tool for a lens, characterized in that: include: A base with a strip opening on the top; A screw which is rotatably mounted on the inner wall of the base and has multiple sections of external threads with opposite rotation directions; A plurality of sliding plates threadably sleeved on the screw rod and slidably connected to the inner walls on both sides of the strip-shaped opening; A plurality of clamping and fixing mechanisms are respectively arranged on the plurality of sliding plates, and the plurality of clamping and fixing mechanisms are used to clamp and fix the lens; A plurality of connection and locking mechanisms are respectively arranged on the plurality of clamping and fixing mechanisms, and the plurality of connection and locking mechanisms are used to connect and fix the plurality of rectangular rods and the plurality of connection blocks; Angle adjustment mechanisms are respectively arranged on the plurality of sliding plates, and the plurality of angle adjustment mechanisms are used to adjust the angle of the lens.

2. The fixing tool for a lens according to claim 1, characterized in that: A limit rod is fixedly mounted on the inner wall of the base, the limit rod is slidably connected to the plurality of sliding plates, and a first hand wheel is fixedly mounted on one end of the screw rod.

3. The fixing tool for a lens according to claim 1, characterized in that: The clamping and fixing mechanism comprises: Rotating a rotating shaft mounted on the sliding plate; A rectangular rod fixedly mounted on one end of the rotating shaft; A connecting block disposed on the rectangular rod; A rectangular slot provided on one side of the connecting block and adapted to the rectangular rod; A mounting groove is provided on the inner wall of the top of the rectangular slot; An arc-shaped clamping plate is fixedly mounted on one side of the connecting block.

4. The fixing tool for a lens according to claim 3, characterized in that: An arc-shaped groove is provided on the inner wall of the arc-shaped clamping plate, and an arc-shaped buffer pad is provided on the inner wall of the arc-shaped groove.

5. The fixing tool for a lens according to claim 3, characterized in that: The connection locking mechanism comprises: A plurality of pin slots are provided on the rectangular rod; A plurality of sliding rods slidably mounted on the mounting grooves; A plurality of springs slidably sleeved on the plurality of sliding rods respectively; A rectangular plate fixedly mounted on the bottom ends of the plurality of sliding rods; A plurality of pins fixedly mounted on the bottom of the rectangular plate and respectively matched with the plurality of pin grooves; A connecting plate is fixedly mounted on the top ends of the plurality of sliding rods.

6. The fixing tool for a lens according to claim 5, characterized in that: The angle adjustment mechanism comprises: A plurality of transverse plates fixedly mounted on the sliding plate; Rotating a worm gear mounted on a plurality of said transverse plates; A worm wheel is fixedly sleeved on the rotating shaft and meshed with the worm.

7. The fixing device for a lens according to claim 6, characterized in that: A second hand wheel is fixedly mounted on the top of each of the worms, and a pull ring is fixedly mounted on the top of each of the connecting plates.

Images