CN219675427U

CN219675427U - Lens detection device

Info

Publication number: CN219675427U
Application number: CN202320990990.2U
Authority: CN
Inventors: 张士永; 贺可祯
Original assignee: Shandong Fengyanda Electronic Components Co ltd
Current assignee: Shandong Fengyanda Electronic Components Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-09-12
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a lens detection device, which belongs to the technical field of lens detection and comprises a lens center instrument, wherein the lens center instrument comprises a mounting support and a fixed upright rod fixedly welded on one side of the top surface of the mounting support, a detection probe shell is sleeved on the periphery of the fixed upright rod, a lens body is placed on the top surface of a movable detection table, a hand-free touch elastic clamping moving tool capable of replacing the hand-held lens body to move is arranged on the periphery of the lens body and above the movable detection table, and the hand-free touch elastic clamping moving tool comprises two arc clamping plates which relatively move and are used for clamping the lens body, and elastic telescopic components which are respectively used for driving the two arc clamping plates to move centripetally. This lens detection device replaces traditional handheld lens's mode to reduce the dust spot and the object fish tail on lens surface, improve the security of lens, can further improve the precision that detects simultaneously, reduce detection error.

Description

Lens detection device

Technical Field

The utility model belongs to the technical field of lens detection, and particularly relates to a lens detection device.

Background

The lens is an optical element with a part of spherical surface made of transparent substances, the lens is made according to the refraction rule of light, the refraction surface is a transparent body with two spherical surfaces or one spherical surface and one plane, and the lens can be divided into two categories of convex lenses and concave lenses according to the different appearance. The lens center instrument is an instrument for measuring and correcting the non-axiality between the optical axis of the spherical lens and the outer ring in the processes of processing and optical assembly of optical elements, and is one of the necessary detection instruments in the lens production process. At present, when the lens is detected through the lens center instrument, the lens is generally moved to the detection table in a handheld mode, but when the lens is held by the hand, the lens is easily stained with dust and stains outside the handheld part or the glove, or the lens is easily scratched by surrounding objects when the lens is held by the hand, and detection errors are caused during detection.

After searching, the prior Chinese patent number is: CN218628921U, including base, rotary mechanism on the base and the alignment mechanism on the rotary mechanism, the base on be provided with the extension board, the extension board top install lifter and lifter bottom and be connected with the detection head, rotary mechanism including rotate set up in the base on place the platform, place the laminating of platform bottom and have driven gear ring.

It is known that the above-cited patent documents have similar problems in that, when the lens is placed and removed by hand, dust and dirt outside the hand-held portion or glove easily get stuck on the lens, or in that, when the lens is held by hand, peripheral objects easily scratch the lens, and detection errors are caused at the time of detection.

Disclosure of Invention

The present utility model is directed to a lens detecting device for solving the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lens detection device, includes the lens center appearance, the lens center appearance includes erection support and fixed pole setting of fixed welding in erection support top surface one side, the week side cover of fixed pole setting is equipped with the test probe casing, the top surface slidable mounting of erection support has the removal detection platform, the lens body has been placed to the top surface of removal detection platform the week side of lens body just is located the top of removal detection platform has one and can replace the hand-free touching elasticity centre gripping removal instrument that holds the lens body and move, the hand-free touching elasticity centre gripping removal instrument includes two relative movement arc grip blocks that are used for the centre gripping lens body and is used for driving the elastic expansion part that two arc grip blocks centripetal removed respectively.

Preferably, a linear driving mechanism for driving the movement detection table to linearly reciprocate is further installed in the mounting support.

Preferably, a rectangular groove is formed in the top surface of the mounting support;

the linear driving mechanism comprises a threaded rod rotatably installed in the rectangular groove and a rotary adjusting disc fixedly installed at one end of the threaded rod penetrating through the installation support.

Preferably, a slider member capable of sliding in a rectangular groove is welded on the bottom surface of the mounting support, and the slider member is penetrated by a threaded rod in the rectangular groove.

Preferably, the hand-free elastic clamping moving tool further comprises a U-shaped frame for wrapping the two arc-shaped clamping plates and a detachable baffle plate arranged at the free end of the U-shaped frame to form a closed rectangle.

Preferably, the two arc-shaped clamping plates are arranged in a sealed rectangle formed by splicing the U-shaped frame and the detachable baffle plate in a centripetal manner.

Preferably, the two inner walls of the U-shaped frame are provided with positioning sliding grooves along the extending direction of the free ends, and the outer walls of the two sides of the arc-shaped clamping plates are welded with positioning sliding blocks which can be in sliding connection with the positioning sliding grooves in an adaptive manner to realize the moving positioning of the arc-shaped clamping plates.

Preferably, the elastic telescopic component comprises two extrusion springs which are respectively arranged on the opposite side surfaces of the two arc-shaped clamping plates, and the opposite side surfaces of the U-shaped frame and the detachable baffle are respectively provided with a mounting sleeve used for mounting and positioning the extrusion springs.

Preferably, handles for driving the two arc-shaped clamping plates to slide back to back are mounted on the top surfaces of the two arc-shaped clamping plates.

Preferably, the bottom surface of the U-shaped frame is rectangular and distributed with four positioning columns, and the top surface of the movable detection table is rectangular and distributed with four positioning holes for accommodating the positioning columns.

Compared with the prior art, the utility model has the technical effects and advantages that:

this lens detection device through exempting from to touch elasticity centre gripping moving tool with the lens body centre gripping, remove to remove and detect the bench, need not the hand to touch the lens body, carry out the centre gripping to the lens body through exempting from two arc grip blocks in the hand to touch elasticity centre gripping moving tool, and elastic extension part is at the back of arc grip block through two arc grip blocks centripetal removal of self elastic force drive, thereby realize the centre gripping to the lens body, move to remove to detect the bench through exempting from to touch elasticity centre gripping moving tool, thereby replace traditional mode of holding the lens body, thereby reduce dust spot and object fish tail on the lens body surface, improve the security of the lens body, can further improve the precision that detects simultaneously, reduce detection error.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the threaded rod driving movement detecting table of the present utility model;

FIG. 3 is a schematic view of a lens body clamped by two arc clamping plates according to the present utility model;

fig. 4 is a schematic structural view of the detachable baffle plate and the U-shaped frame in the detached state.

Reference numerals illustrate:

in the figure: 1. a lens centering instrument; 2. a mounting support; 3. fixing the vertical rod; 4. a detection probe housing; 5. locking a bolt knob; 6. moving the detection table; 7. a lens body; 8. hands-free touching of the elastic clamping moving tool; 9. a U-shaped frame; 10. rectangular grooves; 11. rotating the adjustment plate; 12. a threaded rod; 13. a slider member; 14. a rubber protective gasket; 15. positioning holes; 16. a bearing; 17. a removable baffle; 18. an arc-shaped clamping plate; 19. extruding a spring; 20. a mounting sleeve; 21. positioning columns; 22. a handle; 23. positioning a sliding block; 24. positioning a chute; 25. a threaded hole; 26. a locking bolt; 27. a linear driving mechanism.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.

The present embodiment discloses a lens detection device as shown in fig. 1 to 4, including a lens centering instrument 1, the model of the lens centering instrument 1 is: TZY-2, the internal focusing cold light source continuous zoom gluing center has great advantages in use, and after the gluing lens to be measured is changed, the gluing of various measured lens focal lengths can be met by directly adjusting the zoom objective lens multiple of the microscope.

The lens center instrument 1 comprises a mounting support 2 and a fixed vertical rod 3 fixedly welded on one side of the top surface of the mounting support 2, a detection probe shell 4 is sleeved on the periphery of the fixed vertical rod 3, a positioning groove is longitudinally formed in the outer wall of the periphery of the fixed vertical rod 3, and a positioning block piece which is adapted to the positioning groove is welded on the inner wall of the detection probe shell 4, so that when the detection probe shell 4 ascends and descends, the detection probe shell 4 can be longitudinally positioned, the detection probe shell 4 is prevented from ascending and descending to deviate, and when the detection probe shell 4 needs to be fixed, the detection probe shell 4 is fixed through a locking bolt knob 5.

The embodiment discloses a top surface slidable mounting of mount pad 2 has removal detection platform 6, and lens body 7 has been placed to the top surface of removal detection platform 6, bonds at the top surface of removal detection platform 6 has rubber protection packing ring 14, places lens body 7 on rubber protection packing ring 14, can protect lens body 7, prevents the bottom fish tail.

The embodiment discloses a move the top that detects the platform 6 and have one and can replace holding lens body 7 to move in the week side of lens body 7 and be located and exempt from hand touching elasticity centre gripping moving tool 8, exempt from hand touching elasticity centre gripping moving tool 8 include two relative movement be used for holding lens body 7's arc grip block 18 and be used for driving the elastic extension part that two arc grip blocks 18 centripetal moved respectively, the elastic extension part includes two extrusion springs 19 that install respectively in two arc grip block 18 opposite sides, U type frame 9 and detachable baffle 17 are all installed and are used for installing and location extrusion spring 19's installation sleeve 20 opposite one side.

The embodiment discloses rectangular groove 10 has been seted up to the top surface of mount pad 2, the inside of mount pad 2 still installs the sharp actuating mechanism 27 that is used for driving the straight reciprocating motion of removal detection platform 6, sharp actuating mechanism 27 is including rotating threaded rod 12 and the rotatory regulating disk 11 of fixed mounting in threaded rod 12 one end that runs through mount pad 2 in rectangular groove 10, the bottom surface welding of mount pad 2 has the slider 13 that can adapt the gliding in rectangular groove 10, slider 13 is run through by threaded rod 12 in rectangular groove 10, threaded rod 12 is close to the equal interference fit of one end optical rod end of rotatory regulating disk 11 and the one end optical rod end that threaded rod 12 kept away from rotatory regulating disk 11 has bearing 16, and bearing 16 is embedded in the inner wall of rectangular groove 10, thereby realize the rotation to threaded rod 12.

The embodiment discloses hand-free touch elasticity centre gripping moving tool 8 still includes the U type frame 9 that is used for wrapping up two arc grip blocks 18 and installs in U type frame 9 free end and form the detachable baffle 17 of closed rectangle, two arc grip blocks 18 centripetal distribution are installed in U type frame 9 and the closed rectangle that detachable baffle 17 spliced and are formed, detachable baffle 17 is in the same place through lock bolt 26 and U type frame 9 fixed connection, unscrew lock bolt 26 simultaneously, can dismantle detachable baffle 17, thereby the convenience overhauls and changes two arc grip blocks 18, and the screw hole 25 of the screw rod that holds lock bolt 26 has all been seted up to the free end side of U type frame 9.

The embodiment discloses two inner walls of U type frame 9 have all seted up location spout 24 along free end extending direction, and the both sides outer wall of two arc grip blocks 18 all welds the location slider 23 that can with location spout 24 adaptation sliding connection and realize the removal location to arc grip block 18.

The embodiment discloses the handle 22 that is used for driving two arc grip blocks 18 to slide in opposite directions is all installed to the top surface of two arc grip blocks 18, and four reference columns 21 are installed to the bottom surface of U type frame 9 in rectangular distribution, and four locating holes 15 that hold reference column 21 have been seted up to the top surface of removal detection platform 6 in rectangular distribution, and when reference column 21 and locating hole 15 were adapted, can fix a position U type frame 9 to the center location to the lens body 7 was realized.

Principle of operation

When the lens detection device needs to detect a lens, the lens body 7 is usually required to be placed on the rubber protection gasket 14 of the movable detection table 6, two arc-shaped clamping plates 18 are separated by holding two handles 22 in a hand manner and applying force in opposite directions, the two arc-shaped clamping plates 18 slide in the U-shaped frame 9 in a back-to-back manner to compress the compression spring 19, the two arc-shaped clamping plates 18 are placed above the lens body 7, the lens body 7 is clamped, the application force is released, the two arc-shaped clamping plates 18 move centripetally under the action of the compression spring 19 to clamp the lens body 7, the lens body 7 is placed on the rubber protection gasket 14, and at the moment, the positioning column 21 of the U-shaped frame 9 is inserted into the positioning hole 15 to position the U-shaped frame 9, so that the lens body 7 is positioned in the center.

It should be noted that relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

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

Claims

1. Lens detection device, including lens center appearance (1), its characterized in that: the lens center instrument (1) comprises a mounting support (2) and a fixed upright rod (3) fixedly welded on one side of the top surface of the mounting support (2), a detection probe shell (4) is sleeved on the periphery of the fixed upright rod (3), a movable detection table (6) is slidably mounted on the top surface of the mounting support (2), a lens body (7) is placed on the top surface of the movable detection table (6), a hand-free elastic clamping moving tool (8) capable of replacing the hand-held lens body (7) to move is arranged on the periphery of the lens body (7) and above the movable detection table (6), and the hand-free elastic clamping moving tool (8) comprises two arc-shaped clamping plates (18) which relatively move to clamp the lens body (7) and elastic telescopic components which are respectively used for driving the two arc-shaped clamping plates (18) to move centripetally.

2. The lens detection device according to claim 1, wherein: the inside of the mounting support (2) is also provided with a linear driving mechanism (27) for driving the movable detection table (6) to linearly reciprocate.

3. The lens detection device according to claim 2, wherein: a rectangular groove (10) is formed in the top surface of the mounting support (2);

the linear driving mechanism (27) comprises a threaded rod (12) rotatably installed in the rectangular groove (10) and a rotary adjusting disc (11) fixedly installed at one end of the threaded rod (12) penetrating through the mounting support (2).

4. A lens detection apparatus according to claim 3, wherein: the bottom surface of the mounting support (2) is welded with a sliding block piece (13) capable of sliding in the rectangular groove (10), and the sliding block piece (13) is penetrated by a threaded rod (12) in the rectangular groove (10).

5. The lens inspection apparatus according to claim 4, wherein: the hand-free elastic clamping moving tool (8) further comprises a U-shaped frame (9) for wrapping the two arc-shaped clamping plates (18) and a detachable baffle (17) which is arranged at the free end of the U-shaped frame (9) to form a closed rectangle.

6. The lens inspection apparatus according to claim 5, wherein: the two arc-shaped clamping plates (18) are arranged in a sealed rectangle formed by splicing the U-shaped frame (9) and the detachable baffle (17) in a centripetal mode.

7. The lens inspection apparatus according to claim 6, wherein: two inner walls of the U-shaped frame (9) are provided with positioning sliding grooves (24) along the extending direction of the free ends, and two outer walls of two sides of the arc-shaped clamping plates (18) are welded with positioning sliding blocks (23) which can be in adaptive sliding connection with the positioning sliding grooves (24) to realize the movable positioning of the arc-shaped clamping plates (18).

8. The lens inspection apparatus according to claim 7, wherein: the elastic telescopic component comprises two extrusion springs (19) which are respectively arranged on the opposite side surfaces of the two arc-shaped clamping plates (18), and an installation sleeve (20) for installing and positioning the extrusion springs (19) is arranged on the opposite side surfaces of the U-shaped frame (9) and the detachable baffle (17).

9. The lens detection device of claim 8, wherein: the top surfaces of the two arc-shaped clamping plates (18) are respectively provided with a handle (22) for driving the two arc-shaped clamping plates (18) to slide oppositely.

10. The lens detection device according to claim 9, wherein: four positioning columns (21) are arranged on the bottom surface of the U-shaped frame (9) in a rectangular distribution mode, and four positioning holes (15) for accommodating the positioning columns (21) are formed in the top surface of the movable detection table (6) in a rectangular distribution mode.