CN214893183U

CN214893183U - Detection apparatus for high steepness optical mirror surface

Info

Publication number: CN214893183U
Application number: CN202121505200.4U
Authority: CN
Inventors: 梁育强
Original assignee: Suzhou Taijiyu Electromechanical Equipment Co ltd
Current assignee: Suzhou Taijiyu Electromechanical Equipment Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-11-26
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses a detection apparatus for high steepness optics mirror surface in optical detection device technical field, including detecting base, erection column, installation cover, mount pad, light source subassembly, be equipped with on the detection base and be used for carrying out the fixed centre gripping spacing unit of centre gripping to the optical lens piece, the installation cover is rotationally the suit on the erection column and by its rotation of rotation drive unit drive, the mount pad lower extreme is equipped with a lens hood, rotates drive unit drive installation cover and rotates the back, makes the lens hood be located the top of optical lens piece. The utility model has the advantages that: through setting up the lens hood, can carry out the shading processing between light source module and the lens, reduce external light and detect the precision influence to the light source module, rotate drive unit drive light source subassembly swing through setting up for can not interfere placing, the clamping of optical lens piece, through setting up the spacing unit of centre gripping, can install optical lens piece on detecting the base more firmly.

Description

Detection apparatus for high steepness optical mirror surface

Technical Field

The utility model relates to an optical detection device technical field specifically is a detection device of high steepness optical mirror face.

Background

Through the retrieval, chinese patent No. CN211668444U discloses an optical mirror surface center thickness measurement device, including the base station, the top outer wall of base station is the matrix and distributes and has the fixed orifices, and the top outer wall of base station has central platform through the fixed orifices joint, one side outer wall of base station is equipped with the slide bar, and the outer wall sliding connection of slide bar has the sliding stand, one side outer wall of sliding stand has L type fixed plate through the bolt fastening, the top outer wall of L type fixed plate is opened there is the adjustment tank, and L type fixed plate is fixed with fixed swivel nut through the adjustment tank. The measuring device is of a non-contact structure, detects light source signals after the light source signals pass through the mirror surface through laser and a detection probe in the light source component, calculates by utilizing photoelectric signal equipment and an optical interference method, can quickly and accurately measure the thickness of a measuring point of the mirror surface, adjusts by utilizing an adjusting groove and a silica gel tray to match with a telescopic cylinder, enables the light source to be aligned to the position of a plug, fixes the mirror surface on the silica gel tray, is not easy to damage the mirror surface, and is suitable for continuous measurement of the central thickness of the mirror surface.

The thickness of the lens is detected by the light source assembly in the prior art, but since there is no shading measure between the light source assembly and the lens, the detection accuracy of the light source assembly may be affected by external light, and therefore how to reduce the influence of the external light on the detection accuracy of the light source assembly is a problem to be solved by those skilled in the art.

Based on this, the utility model designs a detection device of high steepness optical mirror face to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detection apparatus for high steepness optical mirror face to detect the thickness of lens through the light source subassembly among the prior art who proposes in solving above-mentioned background art, but because do not have the shading measure between light source subassembly and the lens, probably lead to the problem of external light influence the detection precision of light source subassembly.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a detection apparatus for high steepness optical mirror face, includes and detects the base, it is equipped with a erection column vertically on the detection base, the installation cover has been cup jointed on the erection column, be connected with the mount pad through the horizontal pole on the installation cover, install the light source subassembly on the mount pad, be equipped with on the detection base and be used for carrying out the fixed centre gripping spacing unit of centre gripping to optical lens, the installation cover is rotationally the suit on the erection column and by its rotation of rotation drive unit drive, the mount pad lower extreme is equipped with a lens hood, it rotates the back to rotate drive unit drive installation cover, makes the lens hood is located optical lens's top.

Preferably, the rotation driving unit comprises a fixed gear sleeved on the mounting column, a mounting plate is arranged on the mounting sleeve, a servo motor is arranged on the mounting plate, a driving gear is connected to the servo motor in a driving mode, and the driving gear is in meshing transmission with the fixed gear.

Preferably, the clamping limiting unit comprises an elastic clamping sleeve installed on the detection base, the elastic clamping sleeve comprises a cylindrical portion and a circular table portion which are integrated and coaxial, the outer diameter of the circular table portion is gradually decreased from top to bottom, a through groove penetrating through the cylindrical portion is coaxially formed in the circular table portion, a blind hole type clamping hole communicated with the through groove is coaxially formed in the top surface of the circular table portion, a plurality of strip-shaped grooves extending to the cylindrical portion and communicated with the through groove are formed in the conical surface of the circular table portion along the axial array of the conical surface of the circular table portion, the cylindrical portion is connected to the detection base and sleeved with a driving ring capable of sliding up and down, a conical groove matched with the shape of the circular table portion and used for clamping the circular table portion is coaxially formed in the driving ring, a spring is sleeved on the cylindrical portion, and elastically abuts against the driving ring and enables the driving ring to move upwards.

Preferably, the outer wall of the driving ring is provided with a plurality of shifting blocks.

Preferably, the resilient jacket is made entirely of spring steel material.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the lens hood, can carry out the shading processing between light source module and the lens, reduce external light and detect the precision influence to the light source module, rotate drive unit drive light source subassembly swing through setting up for can not interfere placing, the clamping of optical lens piece, through setting up the spacing unit of centre gripping, can install optical lens piece on detecting the base more firmly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic perspective view of a device for inspecting a high-gradient optical mirror surface according to the present invention;

FIG. 2 is a schematic cross-sectional view of the three-dimensional structure of FIG. 1;

fig. 3 is an exploded view of the three-dimensional structure of fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1-detection base, 2-cylindrical part, 3-strip-shaped groove, 4-circular table part, 5-clamping hole, 6-through groove, 7-spring, 8-driving ring, 9-conical groove, 10-light source component, 11-light shield, 12-mounting seat, 13-mounting sleeve, 14-mounting plate, 15-fixed gear, 16-driving gear, 17-servo motor and 18-mounting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a detection device for a high-gradient optical mirror surface comprises a detection base 1, wherein an installation column 18 is vertically arranged on the detection base 1, an installation sleeve 13 is rotatably sleeved on the installation column 18, the installation sleeve 13 is connected with an installation base 12 through a cross rod, a light source assembly 10 is arranged on the installation base 12, a clamping and limiting unit for clamping and fixing an optical lens is arranged on the detection base 1, the clamping and limiting unit comprises an elastic clamping sleeve arranged on the detection base 1, the elastic clamping sleeve comprises an integrated and coaxial cylindrical part 2 and a circular platform part 4, the outer diameter of the circular platform part 4 is sequentially reduced from top to bottom, a through groove 6 penetrating through the cylindrical part 2 is coaxially arranged on the elastic clamping sleeve, a clamping hole 5 communicated with the through groove 6 and in a blind hole form is coaxially arranged on the top surface of the circular platform part 4, a plurality of strip-shaped grooves 3 which extend onto the cylindrical part 2 and are communicated with the through groove 6 are arranged on the conical surface of the circular platform part 4 along the axial array, the cylindrical part 2 is connected on the detection base 1, a driving ring 8 capable of sliding up and down is sleeved on the cylindrical part 2, a plurality of shifting blocks are arranged on the outer wall of the driving ring 8, a conical groove 9 which is matched with the shape of the circular table part 4 and used for clamping the circular table part 4 is coaxially arranged on the driving ring 8, a spring 7 is sleeved on the cylindrical part 2, the spring 7 elastically supports against the driving ring 8 and enables the driving ring 8 to move upwards, when an optical lens is placed, the shifting blocks are firstly shifted downwards to enable the driving ring 8 to compress the spring 7 and enable the conical groove 9 to be separated from a clamping state with the circular table part 4, then the optical lens is placed in the clamping hole 5, then the shifting blocks are released, the driving ring 8 moves upwards through elastic deformation recovery of the spring 7, further, the inner wall of the conical groove 9 is clamped with the circular table part 4, in the clamping process, the inner wall of the conical groove 9 has a radial inner side extrusion force on the outer wall of the circular table part 4, and meanwhile, a strip-shaped groove 3 is arranged on the outer wall of the circular table part 4, so that the circular platform part 4 generates elastic shrinkage deformation, and further the clamping hole 5 clamps the optical lens, the optical lens is installed on the detection base 1, in order to make the elastic jacket have large elastic deformation capability, the elastic jacket can be integrally arranged and made of spring steel, the installation sleeve 13 is driven to rotate by the rotation driving unit, the lower end of the installation base 12 is provided with a light shield 11, after the rotation driving unit drives the installation sleeve 13 to rotate, the light shield 11 is positioned above the optical lens (not shown in the figure), the rotation driving unit comprises a fixed gear 15 sleeved on an installation column 18, the installation sleeve 13 is provided with an installation plate 14, the installation plate 14 is provided with a servo motor 17, the servo motor 17 is connected with a driving gear 16 in a driving way, the driving gear 16 is meshed with the fixed gear 15 for transmission, after the optical lens is placed, an external power supply is switched on, the servo motor 17 is started, the servo motor 17 rotates and drives the driving gear 16 and the fixed gear 15 to mesh for transmission, so as to drive the mounting sleeve 13 to rotate axially around the mounting column 18, so that the light shield 11 rotates to the upper part of the optical lens, and further, the influence of external light on the detection precision of the light source assembly can be reduced.

In the implementation of the embodiment: when an optical lens is placed, firstly, the poking block is poked downwards to enable the driving ring 8 to compress the spring 7, the conical groove 9 is enabled to be separated from a clamping state with the circular table portion 4, then, the optical lens is placed in the clamping hole 5, then, the poking block is loosened, the driving ring 8 is enabled to move upwards through elastic deformation recovery of the spring 7, further, the inner wall of the conical groove 9 is enabled to be clamped with the circular table portion 4, in the clamping process, extrusion force of the inner wall of the conical groove 9 to the radial inner side of the outer wall of the circular table portion 4 is provided, meanwhile, the strip-shaped groove 3 is arranged on the outer wall of the circular table portion 4, elastic shrinkage deformation is generated on the circular table portion 4, further, the clamping hole 5 is enabled to clamp the optical lens, and the optical lens is installed on the detection base 1;

after the optical lens is placed, an external power supply is switched on, the servo motor 17 is started, the servo motor 17 rotates, the driving gear 16 and the fixed gear 15 are in meshing transmission, the mounting sleeve 13 is driven to rotate around the mounting column 18 in the axial direction, the light shield 11 rotates to the position above the optical lens, and therefore the influence of external light on the detection accuracy of the light source assembly can be reduced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a detection apparatus for high steepness optical mirror face, is including detecting base (1), it is equipped with a erection column (18) vertically on detection base (1), mounting sleeve (13) have been cup jointed on erection column (18), be connected with mount pad (12) through the horizontal pole on mounting sleeve (13), install light source subassembly (10) on mount pad (12), its characterized in that, be equipped with on detection base (1) and be used for carrying out the fixed centre gripping spacing unit of centre gripping to optical lens, mounting sleeve (13) rotationally the suit just by rotating drive unit drive its rotation on erection column (18), mount pad (12) lower extreme is equipped with a lens hood (11), rotate drive unit drive mounting sleeve (13) and rotate the back, make lens hood (11) are located optical lens's top.

2. The apparatus for inspecting a steep optical mirror surface as claimed in claim 1, wherein said rotary driving unit comprises a fixed gear (15) sleeved on a mounting post (18), a mounting plate (14) is disposed on said mounting sleeve (13), a servo motor (17) is disposed on said mounting plate (14), a driving gear (16) is drivingly connected to said servo motor (17), and said driving gear (16) is in mesh transmission with said fixed gear (15).

3. The device for detecting the height and gradient of an optical mirror surface according to claim 1, wherein the clamping and limiting unit comprises an elastic jacket installed on the detection base (1), the elastic jacket comprises an integrated and coaxial cylindrical portion (2) and a circular table portion (4), the outer diameter of the circular table portion (4) decreases gradually from top to bottom, a through groove (6) penetrating through the cylindrical portion (2) is coaxially formed in the circular table portion, a blind hole type clamping hole (5) communicated with the through groove (6) is coaxially formed in the top surface of the circular table portion (4), a plurality of strip-shaped grooves (3) extending to the cylindrical portion (2) and communicated with the through groove (6) are formed in the conical surface of the circular table portion (4) along the axial direction of the conical surface, the cylindrical portion (2) is connected to the detection base (1), and a driving ring (8) capable of sliding up and down is sleeved on the cylindrical portion, the driving ring (8) is coaxially provided with a conical groove (9) which is matched with the shape of the circular table part (4) and is used for clamping the circular table part (4), the cylindrical part (2) is sleeved with a spring (7), and the spring (7) elastically props against the driving ring (8) and enables the driving ring (8) to move upwards.

4. The apparatus for inspecting a high-gradient optical mirror surface according to claim 3, wherein a plurality of dial blocks are provided on an outer wall of said drive ring (8).

5. The apparatus for inspecting a high-gradient optical mirror surface as claimed in claim 3, wherein said elastic collet is integrally formed of a spring steel material.