CN211179567U

CN211179567U - Aspheric surface glass reflector surface defect transmission method inspection device

Info

Publication number: CN211179567U
Application number: CN201921817505.1U
Authority: CN
Inventors: 姚春龙; 张勇喜; 宋光辉; 李明华; 王银河; 刘海涛
Original assignee: Shenyang Academy of Instrumentation Science Co Ltd
Current assignee: Shenyang Academy of Instrumentation Science Co Ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-08-04
Anticipated expiration: 2029-10-28

Abstract

The utility model belongs to the field of optical thin film element inspection, in particular to an inspection device for surface defects of an aspheric glass reflector by a transmission method, wherein a rotating mechanism is fixedly arranged at the bottom of a box body (1); a clamp disc (5) is horizontally and fixedly arranged at the upper part of the rotating mechanism; a reflector (3) is fixedly buckled on the clamp disc (5); the rotating mechanism comprises a base (12), a bearing (7), a large gear (6) and a motor (10); the bearing (7) is horizontally fixed on the base (12); the gearwheel (6) is fixedly sleeved with the bearing (7); a pinion (11) is fixedly arranged at the power output end of the motor (10); the small gear (11) is meshed with the big gear (6); a halogen tungsten lamp (4) is longitudinally and fixedly arranged in the middle area of the rotating mechanism. The utility model discloses be favorable to improving detection efficiency, reduce testing strength.

Description

Aspheric surface glass reflector surface defect transmission method inspection device

Technical Field

The utility model belongs to an optical film element inspection field especially relates to an aspheric surface glass reflector surface defect transmission method verifying attachment.

Background

The aspheric glass reflector is used for collecting light emitted by the light source and reflecting the collected light to an optical film element of a target area, and a metal or medium film plated on the inner surface plays a decisive role in light selection and energy output. The LED lamp is widely applied to the fields of stage lighting, locomotive lighting and projection display lamps.

At present, a device for detecting the transmission of the surface defects of the film layer of the optical film element is usually used for visual detection by holding the optical film element in a hand under a black background and facing a 20W-40W fluorescent lamp. The aspheric glass reflector is large in size, most of apertures exceed 200mm, and in quality, the aspheric glass reflector is inspected by the inspection method, and the following defects exist: 1. when all the positions of the reflector are inspected, the adjustment is time-consuming and labor-consuming; 2. the condition that the surface of the film layer is easily touched occurs in the inspection process, and new defects appear on the surface of the film layer.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at overcoming prior art's weak point and provide an inspection efficiency height, aspheric surface glass reflector surface defect transmission method verifying attachment that proof strength is low.

In order to solve the technical problem, the utility model discloses a realize like this:

a transmission method inspection device for surface defects of an aspheric glass reflector comprises a box body; a rotating mechanism is fixedly arranged at the bottom of the box body; a clamp disc is horizontally and fixedly arranged at the upper part of the rotating mechanism; a reflector is fixedly buckled on the clamp disc; the rotating mechanism comprises a base, a bearing, a large gear and a motor; the bearing is horizontally and fixedly arranged on the base; the gearwheel is fixedly sleeved with the bearing; a pinion is fixedly arranged at the power output end of the motor; the small gear is meshed with the large gear; and a halogen tungsten lamp is longitudinally and fixedly arranged in the middle area of the rotating mechanism.

As a preferred scheme, the utility model discloses be equipped with the reflector apron on the reflector bottom aperture.

Furthermore, the halogen tungsten lamp is fixed on the top end of the light source connecting rod.

The utility model discloses be favorable to improving detection efficiency, reduce testing strength. The detection of natural attributes such as the number, the size and the like of the surface defects of the film layer at any position of the reflector is realized through the slow rotation of the reflector and the front-back and up-down adjustment of the position of the light source.

Drawings

The present invention will be further described with reference to the accompanying drawings and the following detailed description. The scope of the present invention is not limited to the following description.

Fig. 1 is a schematic view of the overall structure of the present invention.

In the figure: 1. a box body; 2. a mirror cover; 3. a reflective mirror; 4. a halogen tungsten lamp; 5. a clamp plate; 6. a bull gear; 7. a bearing; 8. a light source link; 9. a light source adjusting mechanism; 10. a motor; 11. a pinion gear; 12. a base; 13. and a rotating mechanism.

Detailed Description

As shown in the figure, the transmission method inspection device for the surface defects of the aspheric glass reflector comprises a box body 1; a rotating mechanism 13 is fixedly arranged at the bottom of the box body 1; a clamp disc 5 is horizontally and fixedly arranged at the upper part of the rotating mechanism 13; the reflector 3 is fixedly buckled on the clamp disc 5; the rotating mechanism 13 comprises a base 12, a bearing 7, a gearwheel 6 and a motor 10; the bearing 7 is horizontally and fixedly arranged on the base 12; the gearwheel 6 is fixedly sleeved with a bearing 7; a pinion 11 is fixedly arranged at the power output end of the motor 10; the small gear 11 is meshed with the large gear 6; and a halogen tungsten lamp 4 is longitudinally and fixedly arranged in the middle area of the rotating mechanism 13.

The utility model discloses be equipped with reflector apron 2 on the aperture of 3 bottoms of reflectors. The halogen tungsten lamp 4 is fixedly arranged on the top end of the light source connecting rod 8.

The utility model discloses a natural attributes such as the existence, existence and quantity, size that are used for aspherical glass mirror film transmission inspection layer surface defect, the inspection device includes box 1, its inner surface blackens the processing, be used for providing black background, light source halogen tungsten lamp 4, be used for providing light, so that the inspector judges the natural attributes such as quantity and size that membranous layer surface defect exists, the rotary mechanism is used for realizing slowly rotating, open and stop immediately, anchor clamps dish 5, be used for fixed reflector 3, reflector apron 2, be used for sheltering from the light leak, light source connecting rod 8 of upper end portion fixed light source halogen tungsten lamp 4 extends to anchor clamps dish 5 upper portion region through the through-hole of anchor clamps dish 5 middle part region, light source connecting rod 8 can adopt L type, L type one end connects light source adjustment mechanism 9, the other end is fixed and is placed halogen tungsten lamp 4, preferred, halogen tungsten lamp 4 can pass through light source adjustment mechanism 9 and carry out the effect to light source connecting rod 8 and adjust back and forth and high low position, light source adjustment mechanism 9 can adopt simple lifting translation mechanism 901 as spiral elevating mechanism for the spiral elevating mechanism, be the horizontal pivot 902, the light source connecting rod 8 realizes through the simple and horizontal rotation, the light source elevating mechanism is realized through the horizontal rotation, the light source adjusting mechanism is realized by the simple and the horizontal rotation of 902, the simple and the horizontal rotation of the light source adjusting mechanism is realized by the adjustable rotary mechanism, the simple rotary mechanism, the light source is connected with the adjustable rotary mechanism is realized the light source is reached.

The utility model discloses when concrete operation, can adopt following step:

1. opening and placing the reflector on the clamp disc;

2. covering a reflector cover plate;

3. turning on a light source;

4. adjusting the distance between the light source and the reflector back and forth;

5. adjusting the height position of the light source up and down;

6. heightening the halogen tungsten lamp to proper brightness;

7. starting a motor switch to enable the clamp disc to rotate slowly;

8. stopping the motor, observing the surface defects of the reflector film layer in a specific area by naked eyes, and measuring the natural attributes such as the quantity, the size and the like of vacuum;

9. starting a motor, and observing the surface defects of the film layer at different positions of the same circumference of the reflector;

10. and repeating the 3-9 steps to observe the defects sent to the surface of the film layer at other circumferences of the reflector.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of 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 thus should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A transmission method inspection device for surface defects of an aspheric glass reflector comprises a box body (1); the device is characterized in that a rotating mechanism (13) is fixedly arranged at the bottom of the box body (1); a clamp disc (5) is horizontally and fixedly arranged at the upper part of the rotating mechanism (13); a reflector (3) is fixedly buckled on the clamp disc (5); the rotating mechanism (13) comprises a base (12), a bearing (7), a large gear (6) and a motor (10); the bearing (7) is horizontally and fixedly arranged on the base (12); the gearwheel (6) is fixedly sleeved with the bearing (7); a pinion (11) is fixedly arranged at the power output end of the motor (10); the small gear (11) is meshed with the large gear (6); and a halogen tungsten lamp (4) is longitudinally and fixedly arranged in the middle area of the rotating mechanism (13).

2. The inspection apparatus for surface defects of aspherical glass mirrors according to claim 1 by transmission method, characterized in that: and a reflector cover plate (2) is arranged on the small hole at the bottom of the reflector (3).

3. The inspection apparatus for surface defects of aspherical glass mirrors according to claim 2, wherein: the halogen tungsten lamp (4) is fixedly arranged at the top end of the light source connecting rod (8).