Device for testing bonding strength of lens

Abstract

The utility model discloses a lens bonding strength testing device which comprises a testing table and supporting legs, adjusting grooves are symmetrically formed in the two sides of the top of the testing table, a lead screw and a guide rod are installed in the adjusting grooves respectively, one end of the lead screw penetrates through one side of the testing table and is connected with a motor, and the other end of the lead screw penetrates through the other side of the testing table. The lead screw and the guide rod are jointly connected with a moving frame, a mounting plate is rotationally connected to the surface of one side of the moving frame, and one end of the mounting plate penetrates through one side of the moving frame to be connected with an adjusting rod. According to the utility model, by adopting the motor, when a bonding strength test is carried out on a bonding lens, manual operation is replaced by motor operation, so that more uniform and stable thrust application can be effectively ensured, the situation that the thrust is applied at any time is avoided, meanwhile, the amount of movement each time can be controlled, the thrust application effect is further controlled, and the working efficiency is improved. And the testing device has the advantages of labor-saving operation and high testing precision.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cemented lens, specifically, relate to the testing arrangement of lens cementing strength. BACKGROUND

[0002] Cemented lens is used for maximum reduction of chromatic aberration or elimination of chromatic aberration, and its achromatic design also helps to maximum reduction of spherical aberration, and the achromatic lens is suitable for fluorescence microscope, image relay, detection or spectrum and various applications, and the manufacturing process of the achromatic lens cements two or more elements together, compared with single lens, the achromatic lens can form smaller light spot, and currently the achromatic lens commonly used in the market is cemented by plastic and plastic lens or glass and glass, but in some application scenarios, plastic and glass lens cementing is needed, due to the great difference between the two material properties, therefore, the cementing strength needs to be tested after the cementing of the two, and the quality of the cemented lens is tested.

[0003] In the prior art, the application number is CN202420516384.1, a kind of testing device of cemented lens cementing strength, it is fixed by fixed mechanism to cemented lens, drives mechanism to drive push gauge to separate convex lens and concave lens, test its cementing strength, to judge whether the quality of cemented lens cementing is up to standard.

[0004] But the above patent still has certain shortcomings when using: it needs manual operation to handle during testing, the control of testing intensity is not very good, and it also increases the labor intensity of personnel, resulting in low testing precision and time-consuming and labor-consuming, and the structure size for fixing cemented lens is also fixed, so that the type of cemented lens that the device can test is relatively single, the application range of the device is limited, and the overall use effect is not very ideal.

[0005] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENT

[0006] (I) technical problem solved

[0007] In view of the deficiencies in the prior art, the utility model provides a testing device for lens cementing strength, which has the advantages of wide application range, labor-saving operation and high testing precision, thereby solving the problems in the above background art.

[0008] (II) technical scheme

[0009] To achieve the above-mentioned advantages of wide application range, labor-saving operation and high testing precision, the utility model adopts the following specific technical scheme:

[0010] The testing device of lens bonding strength comprises a testing table and supporting legs, adjusting grooves are symmetrically arranged on the top of the testing table, a lead screw and a guide rod are respectively arranged in the adjusting grooves, one end of the lead screw is connected with a motor, a moving frame is connected with the lead screw and the guide rod, a mounting plate is rotatably connected to one side surface of the moving frame, the mounting plate is connected with an adjusting rod through one end penetrating the one side of the moving frame, and a butt joint disc is fixedly arranged on the bottom of the mounting plate.

[0011] Further, a limiting groove is arranged on the middle of the surface of the testing table, a plurality of adjusting screws are symmetrically arranged in the limiting groove and the butt joint disc, and clamping blocks are rotatably connected to one end of the adjusting screws.

[0012] Further, indicating needles are symmetrically arranged on the two side surfaces of the moving frame.

[0013] Further, a positioning scale is arranged on the surface of the testing table below the indicating needles.

[0014] Further, supporting legs are symmetrically arranged on the bottom of the testing table.

[0015] Further, a thrust meter is arranged on one side of the top of the testing table, and the testing end of the thrust meter is connected with the moving frame.

[0016] Further, the size of the butt joint disc is the same as that of the limiting groove.

[0017] Further, rubber pads are arranged on the surface of the clamping blocks.

[0018] (Three) beneficial effects

[0019] Compared with the prior art, the testing device of lens bonding strength has the following beneficial effects:

[0020] (1) The motor is adopted, manual operation is replaced by motor operation when the bonding lens is tested for bonding strength, the pushing force can be effectively and uniformly applied, the pushing force can be controlled, the pushing force application effect can be further controlled, the testing precision is ensured, the device has the advantages of labor saving and high testing precision.

[0021] (2), the utility model discloses a adjusting screw is adopted, when carrying out the bonding strength test to the glued lens, the accommodating operation of bottom can be realized to the glued lens of test by being placed into the limiting groove, then the fixed operation of its top can be realized to the docking disc wrapping in the top of glued lens, and the test of bonding strength is facilitated to subsequent push and realize, then the rotation of adjusting screw in both interiors can drive the clamping plate to move, and then realize the extrusion fixed operation to the internal glued lens, avoid the appearance of warping when subsequent push and influence test precision, and the movement of clamping plate can realize the fixed of the glued lens of different size, and then make the device can test the operation of the glued lens of different size, effectively expand the overall application range, with the advantage that the application range is wide. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the drawings needed to be used in the embodiments will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0023] Figure 1 It is the structural schematic diagram of the test device of the lens bonding strength of the utility model,

[0024] Figure 2 It is the internal structure schematic diagram of the docking disc of the utility model,

[0025] Figure 3 It is the structural schematic diagram of the mounting plate and docking disc of the utility model,

[0026] Figure 4 It is the structural schematic diagram of the clamping block of the utility model.

[0027] In the drawing,

[0028] 1, test table, 2, positioning scale, 3, adjusting screw, 4, indicating needle, 5, adjusting groove, 6, screw rod, 7, adjusting rod, 8, thrust meter, 9, guide rod, 10, moving frame, 11, mounting plate, 12, docking disc, 13, clamping block, 14, limiting groove, 15, support leg, 16, motor. DETAILED DESCRIPTION

[0029] To further illustrate the embodiments, the utility model provides has the drawing, these drawings are part of the utility model disclosure content, it mainly used to illustrate the embodiment, and can cooperate with the related description of the specification to explain the operation principle of the embodiment, cooperate with reference to these contents, the person skilled in the art should be able to understand other possible implementation ways and the advantages of the utility model, the components in the drawing are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0030] According to the embodiment of the utility model, the lens bonding strength testing device is provided.

[0031] The utility model is further illustrated in combination with the drawings and specific embodiments, as Figures 1-4 The lens bonding strength testing device according to the embodiment of the utility model, as shown in the drawings, includes test table 1 and support leg 15, and the test table 1 top two sides symmetrical position is provided with adjusting groove 5, adjusting groove 5 inside position is respectively installed with lead screw 6 and guide rod 9, lead screw 6 one end penetrates test table 1 one side and is connected with motor 16, lead screw 6 is connected with guide rod 9 and has moving frame 10, moving frame 10 one side surface position is rotatably connected with mounting plate 11, mounting plate 11 one end penetrates moving frame 10 one side and is connected with adjusting rod 7, and the bottom position of mounting plate 11 is fixedly installed with docking disc 12.

[0032] In one embodiment, the test table 1 surface middle position is provided with a limiting groove 14, and a plurality of adjusting screws 3 are symmetrically arranged in the limiting groove 14 and the docking disc 12.

[0033] In one embodiment, the moving frame 10 two sides surface position is symmetrically installed with indicating needle 4, and the indicating needle 4 is arranged to facilitate personnel to obtain the value of the positioning scale 2.

[0034] In one embodiment, the indicating needle 4 is arranged below the test table 1 surface position, and the positioning scale 2 is arranged to facilitate personnel to control the moving distance of the moving frame 10, thereby ensuring that the amount of movement each time is more balanced, thereby ensuring that the pushing strength applied each time remains consistent, so that the subsequent test precision is better.

[0035] In one embodiment, the test table 1 bottom two sides position is symmetrically installed with support leg 15, and the device as a whole can be supported and fixed through the support leg 15.

[0036] In one embodiment, the test bench 1 top side position is provided with a thrust meter 8, the test end of the thrust meter 8 is connected with the moving frame 10, the thrust meter 8 is provided to detect the thrust size, since the thrust meter 8 is a common device, and thus will not be described in detail.

[0037] In one embodiment, the docking disc 12 size is the same as the limiting groove 14 size, the docking disc 12 and the limiting groove 14 can be respectively fixed to the lens above the glued lens and the lens below, and then facilitate the subsequent push test glue strength.

[0038] In one embodiment, the surface of the clamping block 13 is provided with a rubber pad, the rubber pad is provided to increase the friction force of the contact with the glued lens and reduce the extrusion damage to the glued lens.

[0039] Working principle: in actual use, the personnel can place the glued lens to be tested into the limiting groove 14, then rotate the adjusting screw 3 to drive the clamping block 13 to move, so that the clamping block 13 extrudes and clamps the bottom position of the glued lens, so as to ensure that the glued lens can keep stable during testing, avoid moving and affecting the test precision, then the running of the motor 16 can drive the screw rod 6 to rotate, so as to move the moving frame 10 to the position above the limiting groove 14, then the rotation of the adjusting rod 7 can drive the docking disc 12 on the surface of the mounting plate 11 to move to the position above the glued lens, then the rotation of the adjusting screw 3 on the surface of the docking disc 12 can drive the clamping block 13 inside to fix the top of the glued lens, then the continuous running of the motor 16 can drive the continuous rotation of the screw rod 6, so as to make the moving frame 10 continue to move to push the lens adhered to the top of the glued lens, and the moving frame 10 moves while pulling the thrust meter 8, at this time, the value change of the thrust meter 8 can judge the size of the thrust, and the indicating needle 4 can also judge the moving distance of the docking disc 12, so that the device can move stably and orderly, and the maximum glue strength of the glued lens can be judged by observing the positioning scale 2 and the value of the thrust meter 8 when the glued lens separates, the whole operation is replaced by manual operation by the running of the motor 16, so that the thrust exertion is more stable, avoids the influence of test precision caused by the large and small thrust, and can effectively reduce the labor intensity of personnel, and is convenient for better use, the device has the advantages of wide application range, labor-saving operation and high test precision.

[0040] In the utility model, unless another definite provision and limitation, the term "installation", "arrangement", "connection", "fixation", "screw connection" and so on term should do the broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication or the interaction relationship of two elements inside two elements, unless another definite limitation, for the ordinary skill in the art, can understand the specific meaning of the above-mentioned term in the utility model according to the specific situation.

[0041] The above only is the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. Device for testing the lens cementing strength, comprising a test bench (1) and a support leg (15), characterized in that, The test bench (1) top two sides symmetrical opening has an adjusting groove (5), the adjusting groove (5) inside position is respectively installed with lead screw (6) and guide rod (9), the lead screw (6) one end penetrates test bench (1) one side and is connected with motor (16), the lead screw (6) is connected with guide rod (9) and is commonly connected with moving frame (10), the moving frame (10) one side surface position rotationally connected with mounting plate (11), the mounting plate (11) one end penetrates moving frame (10) one side and is connected with adjusting rod (7), the mounting plate (11) bottom position fixedly installed with docking disc (12).

2. The lens adhesion strength testing apparatus according to claim 1, wherein The test bench (1) surface middle position is provided with a limiting groove (14), the limiting groove (14) inside position and the docking disc (12) inside position are symmetrically provided with a plurality of adjusting screw rods (3), the adjusting screw rod (3) one end rotationally connected with the clamping block (13).

3. The lens adhesion strength testing apparatus of claim 1, wherein The moving frame (10) both sides surface position symmetry is installed with indicating needle (4).

4. The lens adhesion strength testing apparatus according to claim 3, wherein The indicating needle (4) below is located in the test bench (1) surface position and is provided with a positioning scale (2).

5. The test device for lens adhesion strength according to claim 1, wherein, The test bench (1) bottom two sides symmetry is installed with supporting leg (15).

6. The test device for lens adhesion strength according to claim 1, wherein, The test bench (1) top one side position is installed with the thrust meter (8), and the thrust meter (8) test end is connected with the moving frame (10).

7. The test device for lens adhesion strength according to claim 1, wherein The docking disc (12) size is same with the limiting groove (14) size.

8. The test device for lens adhesion strength according to claim 2, wherein The surface of the clamping block (13) is provided with a rubber pad.

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