CN217586960U

CN217586960U - Optical lens piece surface defect detection device

Info

Publication number: CN217586960U
Application number: CN202221260986.2U
Authority: CN
Inventors: 董银兵; 兰剑波
Original assignee: Chengdu Hongzheng Optical Co ltd
Current assignee: Chengdu Hongzheng Optical Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-10-14
Anticipated expiration: 2032-05-24

Abstract

The application relates to an optical lens surface defect detection device, which belongs to the technical field of optical lenses. The magnifying glass comprises a magnifying glass body and a base, wherein a supporting rod is vertically arranged on the base, the supporting rod is arranged in a hollow mode, an adjusting rod is arranged in the supporting rod in a sliding mode, the magnifying glass body is arranged at the top of the adjusting rod in a rotating mode, a connecting rod is arranged on the base, and a clamping frame used for clamping an optical lens to be detected is arranged on the connecting rod. The application has the effect of being convenient for detect the surface defect of optical lens piece.

Description

Optical lens piece surface defect detection device

Technical Field

The application relates to the field of optical lens technology, in particular to an optical lens surface defect detection device.

Background

With the development of science and technology, precision optical lenses are widely applied in various fields, and the requirements of people on the surface roughness and the surface precision of the optical lenses are higher and higher. The detection of surface defects of optical lenses is therefore also gaining increasing importance.

Surface defects of an optical lens mainly refer to defects and surface contaminants on its surface. The surface defects are various processing defects such as pits, scratches, open bubbles, broken edges and the like still existing on the surface of the optical element after polishing. In conventional operation, when detecting optical lens's surface defect, the lens is waited to detect to operating personnel handheld magnifying glass, handheld, detects the lens surface through the magnifying glass.

In view of the above-mentioned related technologies, the inventor believes that when detecting the surface defect of the optical lens, the operator needs to hold the lens and the magnifier for a long time, which is inconvenient to operate.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the detection of the surface defects of the optical lens, the application provides an optical lens surface defect detection device.

The application provides an optical lens piece surface defect detection device adopts following technical scheme:

the utility model provides an optical lens piece surface defect detection device, includes the magnifying glass, still includes the base, the vertical branch that is provided with on the base, branch cavity sets up, it is provided with the regulation pole to slide in the branch, the magnifying glass rotates the top that sets up at the regulation pole, be provided with the connecting rod on the base, be provided with the holding frame that is used for the centre gripping to wait to detect optical lens piece on the connecting rod.

Through taking above-mentioned technical scheme, the measurement personnel is according to self height and custom, adjusts the length that the pole is located branch, rotates the magnifying glass to the position of being convenient for to observe, with the optical lens centre gripping on the holding frame, observes optical lens surface through the magnifying glass to need not handheld optical lens and magnifying glass, only need with the lens centre gripping in proper order that need detect to the holding frame on observe the detection can, reach the effect of being convenient for detect optical lens.

Optionally, a tightening bolt is arranged on the supporting rod in a penetrating manner through threads, and the tightening bolt is abutted to the adjusting rod.

Through adopting above-mentioned technical scheme, screw up or loosen and support the bolt tightly, the adjustment is adjusted the length that the pole is located branch, reaches the effect of the height of being convenient for adjust the magnifying glass.

Optionally, the top of the adjusting rod is provided with a C-shaped mounting frame, and the magnifier is positioned in the mounting frame and is rotatably connected with the mounting frame.

Through adopting above-mentioned technical scheme, the magnifying glass rotates and installs on the mounting bracket, is convenient for rotate the magnifying glass and adjusts, also is convenient for change different magnifying glasses simultaneously.

Optionally, the connecting rod is a gooseneck.

By adopting the technical scheme, the gooseneck is a metal shaping hose, can be bent and shaped at will, so that the angle of the clamping frame can be adjusted conveniently, and the optical lenses on the clamping frame can be detected comprehensively conveniently.

Optionally, the holding frame is C-shaped, two inside walls of the holding frame are provided with hollow guide rods relatively, telescopic rods are arranged in the guide rods in a sliding mode, the tail ends of the telescopic rods are provided with clamping plates which are arc-shaped, springs are arranged in the guide rods, one ends of the springs are connected with the inner walls of the guide rods, and the other ends of the springs are connected with the telescopic rods.

Through taking above-mentioned technical scheme, place optical lens piece between two splint, two splint are close to each other under the effect of spring, press from both sides optical lens piece tightly between two splint, reach the fixed effect of waiting to detect optical lens piece of being convenient for.

Optionally, a rubber pad is arranged on the inner wall of the clamping plate.

Through adopting above-mentioned technical scheme, rubber pad ware cushioning effect avoids optical lens and stereoplasm splint to a certain extent to contradict and damage.

Optionally, the length of the strut is 15cm-20cm.

By adopting the technical scheme, the base is placed on the desktop, the length of the supporting rod is 15cm-20cm, and the adjusting length of the adjusting rod is added, so that the position of the magnifier can meet the observation angle of most people, and the magnifier is wide in application range.

Optionally, the bottom of the base is provided with a non-slip mat.

By adopting the technical scheme, the anti-slip pad on the base increases the friction force between the base and the desktop, and reduces the possibility that the base is forced to move on the desktop.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the length of the adjusting rod in the supporting rod is adjusted by a detector according to the height and habits of the detector, the magnifier is rotated to a position convenient for observation, the optical lens is clamped on the clamping frame, the surface of the optical lens is observed through the magnifier, so that the detector does not need to hold the optical lens and the magnifier, only the lens to be detected is sequentially clamped on the clamping frame for observation and detection, and the effect of conveniently detecting the optical lens is achieved;

2. the connecting rod is a gooseneck, the gooseneck is a metal shaping hose, and the gooseneck can be bent and shaped at will, so that the angle of the clamping frame can be adjusted conveniently, and the optical lenses on the clamping frame can be detected comprehensively;

3. place optical lens piece between two splint, two splint are close to each other under the effect of spring, press from both sides optical lens piece tightly between two splint, reach the fixed effect of waiting to detect optical lens piece of being convenient for.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Description of reference numerals:

1. a base; 2. a strut; 21. tightly abutting against the bolt; 3. adjusting a rod; 31. a mounting frame; 4. a connecting rod; 5. a clamping frame; 51. a guide bar; 52. a telescopic rod; 53. a splint; 531. a rubber pad; 54. a spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses optical lens piece surface defect detection device, refer to fig. 1, an optical lens piece surface defect detection device includes base 1, base 1 is cylindrical block, at the vertical branch 2 of installing of base 1 central authorities, branch 2 is the upper end open-ended hollow cylindrical body of rod, slidable mounting has regulation pole 3 in branch 2, the external diameter of adjusting pole 3 is the same with the internal diameter of branch 2, rotate on the top of adjusting pole 3 and install the magnifying glass (not show in the picture), still install connecting rod 4 on base 1, install holding frame 5 at the end of connecting rod 4, holding frame 5 is used for treating the optical lens piece that detects and carries out the centre gripping.

When detecting the surface defect of optical lens, install the optical lens centre gripping on holding frame 5, adjust the height of pole 3 for the magnifying glass is in the height that operating personnel was convenient for watch, rotates the magnifying glass, makes the magnifying glass just right with the optical lens who waits to detect, observes the detection through the magnifying glass to the surface of optical lens.

Referring to fig. 1, a supporting rod 2 is far away from a base 1, one end of the supporting rod is provided with a supporting bolt 21 in a penetrating mode through threads, one end, located outside the supporting rod 2, of the supporting bolt 21 is fixedly provided with a knob, and the other end of the supporting bolt 21 extends into the supporting rod 2 and is abutted to an adjusting rod 3. The knob is rotated, so that the tightening bolt 21 is tightened or far away from the adjusting rod 3, thereby facilitating the adjustment of the length of the adjusting rod 3 outside the supporting rod 2 and fixing the adjusting rod 3. The top fixed mounting who adjusts pole 3 has mounting bracket 31, and mounting bracket 31 is the C shape, and the rotary drum is installed to the internal rotation in mounting bracket 31, and the internal diameter of rotary drum is the same with the external diameter of magnifying glass, and magnifying glass fixed mounting is in the rotary drum. When the angle of the magnifier is adjusted, the rotary drum is rotated.

Referring to fig. 1, connecting rod 4 is the gooseneck, and the gooseneck is a metal forming hose, can bend wantonly and fixed, and the optical lens centre gripping that waits to detect is installed on holding frame 5, rotates crooked connecting rod 4, can observe the detection to the different angles of optical lens, can overturn holding frame 5 simultaneously, detects the both sides of optical lens on the basis of unmovable magnifying glass.

Referring to fig. 1, the length of the supporting rod 2 is 15cm-20cm, the detection device is generally placed on a detection table for use, the detection device is placed on the detection table, a detection person sits on a chair, the supporting rod 2 with the height of 15cm-20cm is added with the length of the adjustable adjusting rod 3, and therefore the height of the magnifier can meet the use requirements of most persons during detection.

The anti-slip mat (not shown in the attached drawing) is arranged at the bottom of the base 1, the anti-slip mat increases the friction force between the base 1 and the desktop, reduces the possibility that the base 1 moves on the desktop when being touched by mistake, and avoids frequently moving and adjusting the position of the base 1.

Referring to fig. 1 and 2, the holding frame 5 is also C-shaped, and relatively fixed mounting has a cavity guide bar 51 on the inner wall of the two sides of the holding frame 5, and the guide bar 51 is a rectangular rod body, and slidable mounting has a telescopic link 52 of rectangle in the guide bar 51, and the telescopic link 52 deviates from the one end fixedly connected with splint 53 of guide bar 51, and two splint 53 are just right, and two splint 53 are the arc, and the breach of two splint 53 is relative. A spring 54 is mounted in the guide rod 51, one end of the spring 54 is fixedly connected to the inner wall of the guide rod 51, and the other end of the spring 54 is fixedly connected to the end wall of the telescopic rod 52. A rubber pad 531 is fixedly provided on the inner wall of the chucking plate 53.

When the optical lens piece to be detected is clamped, the two clamping plates 53 are separated towards two sides, the telescopic rod 52 moves towards the inner part of the guide rod 51, the spring 54 is compressed, the optical lens piece is placed between the two clamping plates 53, the two clamping plates 53 are loosened, the two clamping plates 53 are close to each other under the action of the spring 54, and the optical lens piece is clamped between the two clamping plates 53. When the optical lens piece is clamped, the rubber pad 531 deforms, the optical lens piece is prevented from being damaged due to contact with a hard material to a certain extent, the friction force applied to the optical lens piece is increased, and the possibility that the optical lens piece falls off from the two clamping plates 53 is reduced.

The implementation principle of the optical lens surface defect detection device in the embodiment of the application is as follows: according to the height and the observation habit of the detection personnel, the length of the support rod 2 extending out of the adjusting rod 3 is adjusted, the optical lens is clamped between the two clamping plates 53 on the clamping frame 5, the surface of the optical lens is observed and detected through the magnifier, the connecting rod 4 is bent during detection, and the two sides of the optical lens are comprehensively inspected.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an optical lens surface defect detection device, includes the magnifying glass, its characterized in that: still include base (1), vertically on base (1) be provided with branch (2), branch (2) cavity sets up, it is provided with regulation pole (3) to slide in branch (2), the magnifying glass rotates the top that sets up at regulation pole (3), be provided with connecting rod (4) on base (1), be provided with on connecting rod (4) and be used for the centre gripping to wait to detect holding frame (5) of optical lens piece.

2. An optical lens surface defect detecting device according to claim 1, characterized in that: the supporting rod (2) is provided with a pressing bolt (21) in a penetrating mode through threads, and the pressing bolt (21) is abutted to the adjusting rod (3).

3. The apparatus for detecting surface defects of an optical lens according to claim 1, wherein: the top of the adjusting rod (3) is provided with a C-shaped mounting rack (31), and the magnifier is positioned in the mounting rack (31) and is rotatably connected with the mounting rack (31).

4. The apparatus for detecting surface defects of an optical lens according to claim 1, wherein: the connecting rod (4) is a gooseneck.

5. The apparatus for detecting surface defects of an optical lens according to claim 1, wherein: the clamping frame (5) is C-shaped, two inner side walls of the clamping frame (5) are relatively provided with hollow guide rods (51), telescopic rods (52) are arranged in the guide rods (51) in a sliding mode, the tail ends of the telescopic rods (52) are provided with clamping plates (53), the clamping plates (53) are arc-shaped, springs (54) are arranged in the guide rods (51), one ends of the springs (54) are connected with the inner walls of the guide rods (51), and the other ends of the springs are connected with the telescopic rods (52).

6. The apparatus for detecting surface defects of an optical lens according to claim 5, wherein: the inner wall of the clamping plate (53) is provided with a rubber pad (531).

7. The apparatus for detecting surface defects of an optical lens according to claim 1, wherein: the length of the supporting rod (2) is 15cm-20cm.

8. The apparatus for detecting surface defects of an optical lens according to claim 1, wherein: and the bottom of the base (1) is provided with an anti-slip pad.