Optical element clamping device

Abstract

The utility model discloses an optical element clamping device which comprises an installation frame and a positioning cover arranged on the installation frame in a sliding mode, the installation frame comprises two sets of disc bodies arranged in parallel up and down and a vertical plate fixed between the two sets of disc bodies, a guide groove is longitudinally formed in the vertical plate, and a sliding block is arranged in the guide groove in a sliding mode. The outer end of the sliding block is connected with a positioning cover, a positioning cavity channel is formed in the positioning cover, a negative pressure adsorption assembly is arranged below the positioning cover and comprises a vertical cylinder, an adjusting cylinder, a positioning bolt, a pressing air bag, a telescopic suction pipe and an adsorption disc, the vertical cylinder is fixed to the lower disc body, and the upper end of the vertical cylinder is movably sleeved with the adjusting cylinder in an embedded mode. The inner end of the positioning bolt abuts against the adjusting cylinder, and the pressing air bag is located on one side of the vertical cylinder and connected with the telescopic suction pipe. According to the optical lens clamping device, a negative pressure adsorption type fixing mode is adopted to be matched with the positioning cover, and the purpose of rapidly and flexibly fixing optical lenses of different specifications can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of optical elements, in particular to an optical element clamping device. Background Art

[0002] Optical elements refer to devices or components used to control, manipulate and change the properties of light such as propagation, focusing, splitting, polarization, etc. They play a key role in optical systems and are used to collect, separate, focus, adjust and detect light signals. Optical lenses are a common optical element, often with a circular mirror structure. When processing and testing optical lenses, they often need to be clamped and fixed by special clamping tools.

[0003] However, the existing optical lenses have the following problems in the process of clamping and fixing: the existing clamping tools for optical lenses mostly adopt a rigid contact method. Although the clamping tools are sometimes equipped with buffer materials, there is still a problem of damaging the lenses in actual use, and the clamping tools need to be adjusted accordingly for lenses of different diameters, which is cumbersome. Therefore, it is necessary to design corresponding technical solutions to solve the existing technical problems. Utility Model Content

[0004] The purpose of the utility model is to provide an optical element clamping device, which solves the technical problem that the existing clamping tools for optical lenses mostly adopt a rigid contact method. Although the clamping tools are sometimes equipped with buffer materials, the problem of damaging the lenses during actual use still exists. In addition, for lenses of different diameters, corresponding adjustment processing needs to be performed through the clamping tools, and the operation is cumbersome.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an optical element clamping device, comprising a mounting frame and a positioning cover slidably arranged on the mounting frame, the mounting frame comprising two groups of disc bodies arranged in parallel up and down and a vertical plate fixed between the two groups of disc bodies, a guide groove is longitudinally opened on the vertical plate, a slider is slidably arranged in the guide groove, the outer end of the slider is connected to the positioning cover, a positioning cavity is formed inside the positioning cover, a negative pressure adsorption component is arranged below the positioning cover, the negative pressure adsorption component comprises a vertical cylinder, an adjustment cylinder, a positioning bolt, a pressing airbag, a telescopic suction pipe and an adsorption disk, the vertical cylinder is fixed on the lower disc body, the adjustment cylinder is movably embedded in the upper end of the vertical cylinder, the positioning bolt is threadedly inserted into the vertical cylinder and the inner end thereof conflicts with the adjustment cylinder, the pressing airbag is located on one side of the vertical cylinder and is connected to the telescopic suction pipe, the upper end of the telescopic suction pipe is connected to the adsorption disk, the adsorption disk is installed on the top of the adjustment cylinder, the adsorption disk is used in conjunction with the positioning cover, and an illuminating lamp is provided on the disc body located at the top.

[0006] As a preferred embodiment of the utility model, a notch is provided on one side of the sliding block, a baffle is formed on the inner side of the notch, a bolt is threadedly provided on the baffle, and the inner end of the bolt is in conflict with the vertical plate.

[0007] As a preferred embodiment of the present invention, the diameter of the upper end of the positioning cover is larger than the diameter of the lower end, a through hole is formed at the bottom of the positioning cover, and a plurality of groups of rubber rings are formed on the inner wall of the positioning cover. The plurality of groups of rubber rings are evenly distributed from top to bottom, and in two adjacent groups of rubber rings, the diameter of the rubber ring located at the upper end is larger than the diameter of the rubber ring located at the lower end.

[0008] As a preferred embodiment of the utility model, the telescopic suction tube is made of a rubber tube, and a plurality of groups of annular grooves are formed on the surface of the telescopic suction tube, and the plurality of groups of annular grooves are distributed in a stacked manner.

[0009] As a preferred embodiment of the present invention, the adsorption disk is in a disk-shaped structure and has an adsorption hole in the middle. The middle height of the adsorption disk is lower than the outer height. The diameter of the adsorption disk is smaller than the diameter of the hole.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. This scheme designs a device for clamping optical lenses. The clamping device can use negative pressure adsorption to fix the optical lenses, and guide the optical lenses into the positioning cover. It can flexibly and quickly limit the position of optical lenses of different specifications, greatly improving the effect of fixing the optical lenses and reducing damage to the optical lenses.

[0012] 2. The optical lens clamping device designed in this scheme adopts a negative pressure adsorption fixing method in conjunction with a positioning cover, which can achieve the purpose of fast and flexible fixing of optical lenses of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the overall structure diagram of the utility model;

[0014] Figure 2 It is a local A structural diagram of the utility model.

[0015] In the figure: 1. positioning cover; 2. disk body; 3. vertical plate; 4. guide groove; 5. slider; 6. positioning cavity; 7. vertical cylinder; 8. adjusting cylinder; 9. positioning bolt; 10. pressing airbag; 11. telescopic suction tube; 12. adsorption disk; 13. lighting lamp; 14. notch; 15. baffle; 16. bolt; 17. through-hole; 18. rubber ring; 19. annular groove; 20. adsorption hole. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figure 1-2 The utility model provides a technical solution: an optical element clamping device, including a mounting frame and a positioning cover 1 slidably arranged on the mounting frame, the mounting frame includes two sets of disk bodies 2 arranged in parallel up and down and a vertical plate 3 fixed between the two sets of disk bodies 2, a guide groove 4 is longitudinally opened on the vertical plate 3, a slider 5 is slidably arranged in the guide groove 4, the outer end of the slider 5 is connected to the positioning cover 1, a positioning cavity 6 is formed inside the positioning cover 1, a negative pressure adsorption component is arranged below the positioning cover 1, and the negative pressure adsorption component includes a vertical cylinder 7, an adjustment cylinder 8, a positioning bolt 9, and a pressing airbag 1 0. Telescopic suction tube 11 and adsorption plate 12. The vertical tube 7 is fixed on the lower disk body 2. The adjusting tube 8 is movably embedded in the upper end of the vertical tube 7. The positioning bolt 9 is threadedly inserted into the vertical tube 7 and the inner end is in conflict with the adjusting tube 8. The pressing airbag 10 is located on one side of the vertical tube 7 and is connected to the telescopic suction tube 11. The upper end of the telescopic suction tube 11 is connected to the adsorption plate 12. The adsorption plate 12 is installed on the top of the adjusting tube 8. The adsorption plate 12 is used in conjunction with the positioning cover 1. The disk body 2 at the top is equipped with a lighting lamp 13. This device is mainly used for round optical lenses.

[0018] Further improvement, such as Figure 2 As shown: a notch 14 is provided on one side of the slider 5, a baffle 15 is formed on the inner side of the notch 14, a bolt 16 is threadedly provided on the baffle 15, the inner end of the bolt 16 is in conflict with the vertical plate 3, and the height of the positioning cover 1 can be adjusted by screwing the bolt 16 internally.

[0019] Further improvement, such as Figure 1 As shown: the upper end diameter of the positioning cover 1 is larger than the lower end diameter, a through hole 17 is formed at the bottom of the positioning cover 1, and the inner wall of the positioning cover 1 is processed to form a plurality of groups of rubber rings 18, and the plurality of groups of rubber rings 18 are evenly distributed from top to bottom. In two adjacent groups of rubber rings 18, the diameter of the upper rubber ring 18 is larger than the diameter of the lower rubber ring 18. The optical lens is introduced into the positioning cover 1 and moved downward, so that the optical lens reaches the rubber ring 18 at an appropriate position, thereby achieving the purpose of positioning.

[0020] Further improvement, such as Figure 1As shown: the telescopic suction tube 11 is made of a rubber tube, and the surface of the telescopic suction tube 11 is processed to form a plurality of groups of annular grooves 19, and the plurality of groups of annular grooves 19 are distributed in a stacked manner, so as to facilitate adaptive telescopic adjustment according to the height change of the adjustment tube 8.

[0021] Specifically, the adsorption plate 12 is in a disc-shaped structure and has an adsorption hole 20 in the middle. The middle height of the adsorption plate 12 is lower than the outer height. The diameter of the adsorption plate 12 is smaller than the diameter of the through-hole 17. This design facilitates adsorption processing on the back of the optical lens.

[0022] During use: When the utility model needs to clamp and position the optical lens, the adjusting tube 8 is adjusted upward so that the adjusting tube 8 drives the adsorption plate 12 to be inserted into the positioning cover 1, and then the staff applies pressure to the pressing airbag 10 to discharge the gas in the pressing airbag 10, and then places the optical lens on the adsorption plate 12, stops applying pressure to the pressing airbag 10, and performs negative pressure adsorption on the optical lens under the action of the rebound force of the pressing airbag 10, and finally moves the adjusting tube 8 downward so that the optical lens moves downward synchronously, so that the optical lens reaches the rubber ring 18 at the appropriate position of the positioning cover 1, thereby achieving the purpose of positioning.

[0023] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and 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 orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0024] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0025] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated 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. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An optical element clamping device, characterized in that: The invention comprises a mounting frame and a positioning cover (1) slidably arranged on the mounting frame, the mounting frame comprises two groups of disk bodies (2) arranged in parallel up and down and a vertical plate (3) fixed between the two groups of disk bodies (2), the vertical plate (3) is longitudinally provided with a guide groove (4), a slider (5) is slidably arranged in the guide groove (4), the outer end of the slider (5) is connected to the positioning cover (1), a positioning cavity (6) is formed inside the positioning cover (1), a negative pressure adsorption component is arranged below the positioning cover (1), and the negative pressure adsorption component comprises a vertical cylinder (7), an adjustment cylinder (8), a positioning bolt (9), a pressing airbag (10), a telescopic suction pipe ( 11) and an adsorption plate (12), the vertical cylinder (7) is fixed on the lower disk body (2), the adjusting cylinder (8) is movably embedded in the upper end of the vertical cylinder (7), the positioning bolt (9) is threadedly inserted into the vertical cylinder (7) and the inner end thereof is in conflict with the adjusting cylinder (8), the pressing airbag (10) is located on one side of the vertical cylinder (7) and is connected to the telescopic suction tube (11), the upper end of the telescopic suction tube (11) is connected to the adsorption plate (12), the adsorption plate (12) is installed on the top of the adjusting cylinder (8), the adsorption plate (12) is used in conjunction with the positioning cover (1), and the disk body (2) located at the top is equipped with an illuminating lamp (13).

2. An optical element clamping device according to claim 1, characterized in that: A notch (14) is provided on one side of the slide block (5), a baffle (15) is formed inside the notch (14), a bolt (16) is threadedly provided on the baffle (15), and the inner end of the bolt (16) is in contact with the vertical plate (3).

3. An optical element clamping device according to claim 1, characterized in that: The diameter of the upper end of the positioning cover (1) is larger than the diameter of the lower end; a through hole (17) is formed at the bottom of the positioning cover (1); a plurality of groups of rubber rings (18) are formed on the inner wall of the positioning cover (1); the plurality of groups of rubber rings (18) are evenly distributed from top to bottom; and in two adjacent groups of rubber rings (18), the diameter of the rubber ring (18) located at the upper end is larger than the diameter of the rubber ring (18) located at the lower end.

4. The optical element holding device according to claim 1, characterized in that: The telescopic suction tube (11) is made of a rubber tube, and a plurality of groups of annular grooves (19) are formed on the surface of the telescopic suction tube (11), and the plurality of groups of annular grooves (19) are distributed in a stacked manner.

5. The optical element clamping device according to claim 3, characterized in that: The adsorption disk (12) is in a disk-shaped structure and is provided with an adsorption hole (20) in the middle. The height of the middle of the adsorption disk (12) is lower than the height of the periphery. The diameter of the adsorption disk (12) is smaller than the diameter of the through hole (17).

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