CN116123977B - Eccentric detection device of lens - Google Patents
Eccentric detection device of lens Download PDFInfo
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- CN116123977B CN116123977B CN202310395207.2A CN202310395207A CN116123977B CN 116123977 B CN116123977 B CN 116123977B CN 202310395207 A CN202310395207 A CN 202310395207A CN 116123977 B CN116123977 B CN 116123977B
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- detection
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- circular partition
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- A Measuring Device Byusing Mechanical Method (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Abstract
The invention discloses a lens eccentricity detection device, which relates to the technical field of optical lens detection and comprises a detection cylinder body with an open end and a closed end, wherein a circular baffle is fixedly arranged at the open end of the detection cylinder body, and the detection cylinder body is divided into a detection area and a working area by the circular baffle; the detection area is provided with a clamping piece, and the clamping piece is used for clamping the lens. The invention has novel design, and through the arrangement of the plurality of detection boxes and the plurality of pen cores, a storage area is formed among the plurality of detection boxes, the initial size of the storage area is smaller than the size of the lens to be detected, and then in the process of placing the lens to be detected in the storage area and coaxially adsorbing and fixing the lens to be detected through the sucking disc, the four detection boxes can move away from each other until the lens to be detected is completely placed in the storage area; the trace of writing of the writing end of the pen core positioned at the bottom of the detection box on the strip paperboard can be used for judging whether the detected lens is qualified or not, and the detection is accurate and the use is convenient.
Description
Technical Field
The invention relates to the technical field of optical lens detection, in particular to a lens eccentricity detection device.
Background
The optical glass is prepared by mixing high-purity oxides of silicon, boron, sodium, potassium, zinc, lead, magnesium, calcium, barium and the like according to a specific formula, melting the mixture in a platinum crucible at high temperature, uniformly stirring the mixture by using ultrasonic waves, and removing bubbles; then slowly cooling for a long time to avoid the generation of internal stress of the glass block. The cooled glass block must be measured by optical instruments to verify that the purity, transparency, uniformity, refractive index and dispersion are in specification. And heating and forging the qualified glass blocks to obtain the optical lens blank. If the optical lens is eccentric, the use of the optical lens is affected, and the eccentric condition of the optical lens is not easy to be clearly observed by naked eyes, so that the visual detection of the eccentric condition of the optical lens is affected.
Through retrieving, patent document (authorized bulletin number is CN 215296216U) discloses an optical lens visual eccentric detection device, and this detection device includes the supporting disk, the landing leg is evenly installed to the supporting disk bottom surface, supporting disk side fixedly connected with stay cord, stay cord other end fixedly connected with pull ring, the warning light is evenly installed to the supporting disk upper surface, the sleeve pipe is installed to the warning light inner, sleeve pipe medial surface fixed mounting has the contact ring, surface fixed mounting has the connection pad on the supporting disk, evenly open on the connection pad has the guide slot, the inside cover of guide slot has the slider, slider surface fixed mounting has the ejector pad, fixedly connected with coil spring between slider and the guide slot outer end, the inside cover of coil spring has the guide arm, the sucking disc is equipped with at the connection pad middle part, sucking disc back fixed mounting has the pivot, the pivot other end is equipped with the motor.
When the detection device is used, the optical lens to be detected is clamped and fixed by the aid of the sucker, then the motor drives the sucker to drive the optical lens to rotate circumferentially, if the optical lens is eccentric and not round, the optical lens can push the push block, and then the guide rod slides into the sleeve, the warning lamp can be lightened by means of contact between the contact piece on the guide rod and the contact ring in the sleeve, and the eccentric condition of the optical lens can be intuitively known only by observing the lightening condition of the warning lamp.
However, when the eccentricity of the optical lens to be detected is smaller, the optical lens in the circular motion only pushes the push block to move for a small distance, the small distance possibly cannot enable the guide rod to slide into the sleeve, namely, the contact piece on the guide rod cannot be contacted with the contact ring in the sleeve, and further, the illumination of the warning lamp cannot be realized, at the moment, a worker may misjudge the optical lens as a qualified product, the detection accuracy is lower, and the use is more inconvenient.
For this purpose, we propose a lens decentration detection device.
Disclosure of Invention
(one) solving the technical problems
When the existing detection device is used, when the eccentricity of an optical lens to be detected is smaller, the optical lens in circular motion only pushes the pushing block to move a small distance, the small distance possibly cannot enable the guide rod to slide into the sleeve, namely, the contact piece on the guide rod cannot be contacted with the contact ring in the sleeve, and further, the illumination of the warning lamp cannot be realized, at the moment, a worker can misjudge that the optical lens is a qualified product, the detection accuracy is lower, and the use is more inconvenient.
(II) technical scheme
In order to solve the problems, the invention provides the following technical scheme:
the lens eccentricity detection device comprises a detection cylinder body with an open end and a closed end, wherein a circular baffle is fixedly arranged at the open end of the detection cylinder body, and the detection cylinder body is divided into a detection area and a working area by the circular baffle;
the detection area is provided with a clamping piece which is used for clamping the lens, and the clamping piece is positioned at the axial position of the circular partition plate;
the detection area is provided with a detection piece, the detection piece comprises a plurality of detection boxes and a plurality of strip paper boards, the detection boxes are circumferentially arranged on the circular partition board in an array manner, each detection box is slidably arranged on the circular partition board along the radial direction of the circular partition board, and the detection boxes are respectively positioned around the clamping piece; the plurality of rectangular cardboard sets up with a plurality of detection boxes one-to-one respectively to a plurality of rectangular cardboard set up along the slip direction of corresponding detection box respectively, and the bottom of each detection box all detachable installs the refill, and the writing end of refill is inconsistent with rectangular cardboard.
As a further scheme of the invention: the clamping piece comprises a sucker, the sucker is rotatably arranged on the circular partition board, the sucker and the circular partition board are coaxially arranged, and the plurality of detection boxes are respectively positioned at the periphery of the circular partition board; a driving motor is arranged in the working area, and an output shaft of the driving motor is fixedly connected with the sucker; and a plurality of heat dissipation holes are formed in the working area.
As a further scheme of the invention: a plurality of sliding grooves are formed in the circular partition plate in a circumferential array manner, each sliding groove is arranged along the radial direction of the circular partition plate, a guide rod is arranged in the sliding groove along the length direction of the sliding groove, a sliding block is slidably arranged on the guide rod, and a first spring is fixedly arranged between one end, far away from the sucker, of the guide rod and the sliding block; the plurality of detection boxes are respectively arranged in one-to-one correspondence with the plurality of sliding blocks, and are respectively detachably arranged on the corresponding sliding blocks; the strip paper board is arranged along the length direction of the chute.
As a further scheme of the invention: the first spring is sleeved on the guide rod, and two ends of the first spring are fixedly connected with one end, away from the sucker, of the guide rod and the sliding block respectively.
As a further scheme of the invention: the inner wall of the bottom of the detection box is fixedly provided with a plurality of mounting pipes, the plurality of mounting pipes are arranged oppositely, the inside of each mounting pipe is vertically and slidably provided with a pressing block, and the inside of each mounting pipe is provided with a second spring fixedly connected with the pressing block; the end of the pen core, which is far away from the writing end, can be inserted into the mounting tube and is propped against the pressing block.
As a further scheme of the invention: the bottom outer wall of the detection box is fixedly provided with a cross-shaped bolt, and the top of the sliding block is provided with a cross slot for the cross-shaped bolt to be inserted.
As a further scheme of the invention: a plurality of detection box are close to each other one side all has seted up the holding tank along its length direction, a plurality of auxiliary rollers are installed to the holding tank rotation to a plurality of auxiliary rollers are arranged along the holding tank length direction.
As a further scheme of the invention: the strip paperboard is provided with scale marks along the length direction of the strip paperboard.
As a further scheme of the invention: two pressing blocks are arranged on the circular partition plate and are arranged along the length direction of the sliding groove, and the two pressing blocks are respectively used for propping and pressing two ends of the strip-shaped paper board to be fixed on the circular partition plate.
As a further scheme of the invention: the number of the sliding grooves and the number of the detection boxes are four, the number of the strip paper boards is eight, each detection box corresponds to two strip paper boards, and the two strip paper boards are detachably mounted on two sides of the sliding grooves respectively.
(III) beneficial effects
Compared with the prior art, the invention has the following beneficial effects:
1. through the arrangement of the plurality of detection boxes and the plurality of pen cores, a storage area is formed among the plurality of detection boxes, the initial size of the storage area is smaller than the size of the lens to be detected, and then in the process of placing the lens to be detected in the storage area and coaxially adsorbing and fixing the lens to be detected through the sucking disc, the four detection boxes can move away from each other until the lens to be detected is completely placed in the storage area; the trace of the writing end of the pen core positioned at the bottom of the detection box on the strip paperboard can be used for judging whether the detected lens is qualified or not, the detection is accurate, and the use is convenient;
2. through setting up of installation tube and second spring, after inserting the refill and establishing at the installation tube, the refill is kept away from the one end of writing the end and can be pressed with supporting the briquetting, and the second spring can be compressed, and then under the elastic action of second spring, the writing the end of refill can closely contradict with rectangular cardboard, the condition that can not take place to break in the writing the end removal in-process of refill, has guaranteed the accuracy to detecting box walking track record;
3. through the arrangement of the cross-shaped bolt and the cross-shaped slot, before detection, the cross-shaped bolt can be moved out of the cross-shaped slot, then a pen core can be installed on an installation tube, and then the cross-shaped bolt can be inserted into the cross-shaped slot for subsequent detection work; through the arrangement, the pen refill can be conveniently installed and replaced on the detection box, the use is convenient, and the subsequent large-scale detection work is convenient to carry out.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the overall structure of a first embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure at B in FIG. 1;
FIG. 3 is a schematic top view of a first embodiment of the present invention;
FIG. 4 is a schematic diagram of the whole structure of a first embodiment of the present invention;
FIG. 5 is an enlarged schematic view of the structure at C in FIG. 4;
FIG. 6 is a schematic view showing the overall structure of a cartridge according to the first embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a cartridge according to a first embodiment of the present invention;
FIG. 8 is an enlarged schematic view of the structure at D in FIG. 7;
FIG. 9 is a schematic view of the overall structure of a cross-shaped latch according to a first embodiment of the present invention;
FIG. 10 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 11 is a schematic top view of a second embodiment of the present invention;
FIG. 12 is a schematic view showing the overall structure of a cartridge according to a third embodiment of the present invention;
fig. 13 is a schematic view showing the overall structure of a strip board in the fourth embodiment of the invention.
In the figure: 1. detecting a cylinder; 2. a circular partition; 3. a detection box; 4. a strip of paperboard; 5. a pen core; 6. a writing tip; 7. a suction cup; 8. a drive motor; 9. a heat radiation hole; 10. a chute; 11. a guide rod; 12. a slide block; 13. a first spring; 14. installing a pipe; 15. pressing blocks; 16. a second spring; 17. a cross-shaped bolt; 18. a cross slot; 19. an auxiliary roller; 20. a scale mark; 21. and (5) briquetting.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
as shown in fig. 1 to 10, a lens decentration detection device comprises a detection cylinder 1, wherein the detection cylinder 1 is provided with an open end and a closed end, a circular partition plate 2 is fixedly arranged at the open end of the detection cylinder 1, and the detection cylinder 1 is divided into a detection area and a working area by the circular partition plate 2. The detection area is used for bearing the lens to be detected and carrying out eccentric detection on the lens to be detected, and the working area is used for storing working parts used in the detection process; through the setting of detection zone and work area, separate the lens that waits to detect with the working element, reduced the influence of working element to testing result in the testing process.
In order to realize eccentric detection of the lens, a clamping piece and a detection piece are arranged on the detection area, wherein the clamping piece is used for clamping the lens to be detected, and the detection piece is used for carrying out eccentric detection treatment on the clamped lens.
Specifically, for the arrangement of the clamping piece, the clamping piece is arranged at the circumferential position of the circular partition plate 2, the clamping piece comprises a sucker 7, the sucker 7 is rotatably arranged on the circular partition plate 2, the sucker 7 and the circular partition plate 2 are coaxially arranged, the sucker 7 is upwards arranged, and a plurality of detection boxes 3 are respectively positioned at the periphery of the circular partition plate 2; a driving motor 8 is arranged in the working area, and an output shaft of the driving motor 8 is fixedly connected with the sucker 7. During detection, the sucker 7 is utilized to coaxially adsorb and fix the lens, then the driving motor 8 is started, the sucker 7 and the lens on the sucker can be driven to rotate under the rotation action of the output shaft of the driving motor 8, and then the subsequent detection work can be carried out. In the long-time detection process, in order to enable the driving motor 8 to perform heat dissipation better, a plurality of heat dissipation holes 9 can be formed in the working area, the air circulation rate inside and outside the working area can be accelerated by utilizing the plurality of heat dissipation holes 9, and the heat dissipation effect of the driving motor 8 is improved. Of course, the location of the heat dissipating holes 9 is not limited to the bottom of the working area shown in fig. 10, and may be located at the side of the working area, as long as the air flow rate inside and outside the working area is increased.
As shown in fig. 1-2 and 7, for the arrangement of the detecting member in the above description, the detecting member includes a plurality of detecting cartridges 3 and a plurality of strip paper boards 4, the plurality of detecting cartridges 3 are arranged on the circular partition board 2 in a circumferential array, and each detecting cartridge 3 is slidably mounted on the circular partition board 2 in a radial direction of the circular partition board 2, and the plurality of detecting cartridges 3 are respectively located around the holding member; the plurality of strip paperboards 4 are respectively arranged in one-to-one correspondence with the plurality of detection boxes 3, and the plurality of strip paperboards 4 are respectively arranged along the sliding direction of the corresponding detection boxes 3, the bottom of each detection box 3 is detachably provided with a pen core 5, and the writing end 6 of the pen core 5 is in contact with the strip paperboards 4.
In the process of coaxially adsorbing and fixing the lens by using the sucker 7 and driving the lens to rotate, the periphery of the lens can be pressed and rotated with one side, which is close to the plurality of detection boxes 3, of the lens, if the lens does not have the eccentric and non-round condition, then the detection boxes 3 are always positioned at the same position in the process that the output shaft of the driving motor 8 drives the sucker 7 and the lens to do circular motion at a certain rotating speed, and then the writing end 6 of the pen core 5 positioned at the bottom of the detection boxes 3 always abuts against the same position of the strip paper board 4, after detection is finished, the walking track left by the writing end 6 of the pen core 5 on the strip paper board 4 is a point, namely, the strip paper board 4 is marked by the writing end 6 of the pen core 5; if the lens has eccentric or non-round condition, then in the course that the output shaft of the driving motor 8 drives the sucker 7 and the lens to do circular motion at a certain rotation speed, the rotating lens can be analogized to the rotating cam, in the rotating course of the lens, the convex part generated by the eccentric or non-round lens can be sequentially pressed against the plurality of detection boxes 3, and then the plurality of detection boxes 3 can sequentially reciprocate on the circular partition plate 2, the reciprocating movement of the detection boxes 3 can drive the writing end 6 of the pen core 5 to scratch a distance on the strip paper board 4, and the scratched distance is the convex part size generated by the eccentric or non-round lens.
As shown in fig. 1 and 4, for the installation of the detection box 3 on the circular partition plate 2, a plurality of sliding grooves 10 can be formed in the circular partition plate 2 in a circumferential array, each sliding groove 10 is arranged along the radial direction of the circular partition plate 2, a guide rod 11 is arranged in the sliding groove 10 along the length direction, a sliding block 12 is slidably installed on the guide rod 11, and a first spring 13 is fixedly arranged between one end of the guide rod 11 far away from the suction disc 7 and the sliding block 12; the plurality of detection boxes 3 are respectively arranged in one-to-one correspondence with the plurality of sliding blocks 12, and the plurality of detection boxes 3 are respectively detachably arranged on the corresponding sliding blocks 12, so that the pen refill 5 can be conveniently replaced; the strip of cardboard 4 is arranged along the length of the chute 10.
The size of the object placing area formed between the plurality of detection boxes 3 is smaller than that of the lens, and then in the process of coaxially adsorbing and fixing the lens by the sucker 7, namely, in the process of placing the lens in the object placing area, the plurality of detection boxes 3 can respectively move away from each other on the corresponding sliding groove 10 until stably pressing against the lens, and the plurality of first springs 13 at the moment can be compressed. In the subsequent detection process, no matter whether the lens is eccentric or not round, the plurality of detection boxes 3 can be propped against the lens under the elastic action of the corresponding first springs 13.
As shown in fig. 4-5, in order to better utilize the first spring 13 to press the detection box 3 against the lens all the time, the first spring 13 may be sleeved on the guide rod 11, and two ends of the first spring 13 are fixedly connected with one end of the guide rod 11, which is far away from the suction disc 7, and the sliding block 12.
As shown in fig. 1 and 3, in this embodiment, preferably, the number of the sliding grooves 10 and the number of the detecting boxes 3 are four, in order to accurately record the moving track of the detecting boxes 3, the number of the strip paper boards 4 may be eight, each detecting box 3 corresponds to two strip paper boards 4, and the two strip paper boards 4 are detachably mounted on two sides of the sliding groove 10, and two detection records can be performed in a single detection process by using the two strip paper boards 4, so that errors are reduced in a subsequent comparison process, and accuracy of detection results is improved.
As shown in fig. 4-7 and 9, in order to realize the detachable installation between the detection box 3 and the slide block 12, a cross-shaped plug 17 may be fixedly arranged on the outer wall of the bottom of the detection box 3, and a cross slot 18 into which the cross-shaped plug 17 is inserted is provided at the top of the slide block 12.
Of course, the detachable mounting between the detection case 3 and the slider 12 is not limited to the cross-shaped plug pin 17 and the cross-shaped slot 18, and other conventional technical means in the prior art may be provided as long as the purpose of detachable mounting between the detection case 3 and the slider 12 is achieved.
As shown in fig. 7 to 8, in order to enable the writing end 6 of the pen core 5 to well collide with the strip paperboard 4 in the detection process, a plurality of mounting tubes 14 can be fixedly arranged on the inner wall of the bottom of the detection box 3, the plurality of mounting tubes 14 are oppositely arranged, a pressing block 15 is vertically and slidably arranged in the mounting tube 14, and a second spring 16 fixedly connected with the pressing block 15 is arranged in the mounting tube 14; after the pen core 5 is arranged on the detection box 3, one end of the pen core 5, far away from the writing end 6, is inserted into the mounting tube 14 and is propped against the pressing block 15, at the moment, the second spring 16 is in a compressed state, and in the state shown in fig. 1, the second spring 16 can give the pen core 5 a downward acting force, so that the writing end 6 of the pen core 5 can tightly collide with the strip paper board 4, the follow-up accurate recording of the track of the detection box 3 is facilitated, and the fact that the writing end 6 of the pen core 5 cannot be in broken contact with the strip paper board 4 is ensured.
As shown in fig. 1 and 3-4, at the same time, in order to facilitate replacement and installation of the long cardboard 4, two pressing blocks 21 may be provided on the circular partition plate 2, and the two pressing blocks 21 are arranged along the length direction of the chute 10, and the two pressing blocks 21 are respectively used for pressing and fixing two ends of the long cardboard 4 on the circular partition plate 2. As shown in fig. 1 and 3, after the strip paper board 4 is mounted on the circular partition board 2 by the two pressing blocks 21, the strip paper board 4 is located below the detection box 3, the writing end 6 of the pen core 5 located at the bottom of the detection box 3 is abutted against the strip paper board 4 under the elastic action of the second spring 16, and the strip paper board 4 is stably mounted by the two pressing blocks 21, so that the movement track of the pen core 5 can be accurately recorded, namely, the movement track of the detection box 3 can be accurately recorded.
Embodiment two:
as shown in fig. 11, this embodiment is different from the first embodiment in that the number of the detection boxes 3 and the slide grooves 10 is eight, and other components are the same as those of the first embodiment, and the arrangement of the long paper sheet 4 and the like is not shown in fig. 11; through setting up eight detection boxes 3 and eight spout 10, can carry out better detection to the lens, eight detection boxes 3 can carry out the record of eight detection results in single testing process, when follow-up contrast detection record, can reduce detection error, further improved the accuracy of detection.
Embodiment III:
as shown in fig. 12, this embodiment differs from any of the above embodiments in that the side on which the plurality of cartridges 3 are disposed close to each other is provided with accommodation grooves along the length direction thereof, a plurality of auxiliary rollers 19 are rotatably mounted in the accommodation grooves, and the plurality of auxiliary rollers 19 are arranged along the length direction of the accommodation grooves. After the lens is coaxially adsorbed and fixed by the sucker 7, the driving motor 8 can be started, and the driving motor 8 is utilized to drive the lens to do circular motion at a certain speed. In the rotation process, the periphery of the lens can be pressed against and rotated with the auxiliary rollers 19 on the detection box 3, under the arrangement of the auxiliary rollers 19, the original sliding friction between the lens and the detection box 3 is changed into rolling friction, so that the friction resistance is reduced, the lens is prevented from being excessively worn in the detection process, meanwhile, the friction resistance in the detection process of the lens is reduced, and the detection accuracy is improved.
Embodiment four:
as shown in fig. 13, the difference between this embodiment and any of the foregoing embodiments is that, before the strip board 4 is provided with the scale marks 20 along the length direction thereof, the strip board 4 corresponding to each detection box 3 may be installed by two pressing blocks 21, in this process, the detection box 3 and the strip board 4 are ensured to be in a vertical state in space, and further the writing end 6 of the pen core 5 located at the bottom of the detection box 3 may also be in a vertical state in space with the strip board 4, that is, the trace line of the writing end 6 of the pen core 5 marked on the strip board 4 may be parallel to the scale marks 20, after the subsequent detection is completed, the length of the trace line may be directly read according to the scale marks 20, and no measurement is required.
The working principle of the invention is as follows: taking the first embodiment as an example, when the lens needs to be detected, the long paper board 4 is installed by the pressing block 21 in advance, and the object placing area formed between the four detection boxes 3 is smaller than the size of the lens to be detected, so that in the process of placing the lens to be detected in the object placing area and coaxially adsorbing and fixing the lens to be detected through the sucker 7, the four detection boxes 3 can move away from each other until the lens to be detected is completely placed in the object placing area. In the moving process of the detection boxes 3, the detection boxes 3 can drive the sliding blocks 12 to move on the guide rods 11, so that the first springs 13 can be compressed, and after the lenses to be detected are completely placed in the object placing area, the peripheries of the lenses to be detected are respectively in abutting relation with the detection boxes 3; then, a driving motor 8 can be started to work, the sucking disc 7 and a lens to be detected can be driven to do circular motion at a constant speed under the action of the driving motor 8, if the lens to be detected is free of eccentricity and non-roundness, the four detection boxes 3 can keep the position state unchanged, and at the moment, a writing end 6 of a pen core 5 positioned at the bottom of the detection box 3 can leave a point on the strip paper board 4, namely, the walking track of the detection box 3; if the lens to be detected has an eccentric or non-round condition, the lens to be detected can have a convex part, the rotation of the convex part can be analogous to the rotation of the cam, the convex part can be sequentially propped against the side parts of the four detection boxes 3 in the rotation process, the detection boxes 3 can move for a certain distance under the original state under the propping action of the convex part, and the writing end 6 of the pen core 5 positioned at the bottom of the detection boxes 3 can trace a walking track on the strip paper board 4, namely the walking track of the detection boxes 3. The invention can judge whether the detected lens is eccentric or not by observing the walking track graph on the strip paper board 4 after the detection is finished, and has accurate detection and convenient use.
In the description of the present invention, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, and that the specific orientation is constructed and operated, and therefore, the present invention should not be construed as being limited. Furthermore, the "first" and "second" are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (6)
1. The lens eccentricity detection device comprises a detection cylinder (1) with an open end and a closed end, and is characterized in that a circular partition plate (2) is fixedly arranged at the open end of the detection cylinder (1), and the circular partition plate (2) divides the detection cylinder (1) into a detection area and a working area;
the detection area is provided with a clamping piece which is used for clamping the lens, and the clamping piece is positioned at the axial position of the circular partition plate (2);
the detection area is provided with a detection piece, the detection piece comprises a plurality of detection boxes (3) and a plurality of strip paper boards (4), the plurality of detection boxes (3) are circumferentially arranged on the circular partition board (2) in an array manner, each detection box (3) is slidably arranged on the circular partition board (2) along the radial direction of the circular partition board (2), and the plurality of detection boxes (3) are respectively positioned around the clamping piece; the plurality of strip paper boards (4) are respectively arranged in one-to-one correspondence with the plurality of detection boxes (3), the plurality of strip paper boards (4) are respectively arranged along the sliding direction of the corresponding detection boxes (3), a pen core (5) is detachably arranged at the bottom of each detection box (3), and a writing end (6) of the pen core (5) is in contact with the strip paper boards (4);
a plurality of sliding grooves (10) are formed in the circular partition plate (2) in a circumferential array manner, each sliding groove (10) is arranged along the radial direction of the circular partition plate (2), a guide rod (11) is arranged in the sliding groove (10) along the length direction of the sliding groove, a sliding block (12) is slidably mounted on the guide rod (11), and a first spring (13) is fixedly arranged between one end, far away from the sucker (7), of the guide rod (11) and the sliding block (12); the plurality of detection boxes (3) are respectively arranged in one-to-one correspondence with the plurality of sliding blocks (12), and the plurality of detection boxes (3) are respectively detachably arranged on the corresponding sliding blocks (12);
the first spring (13) is sleeved on the guide rod (11), and two ends of the first spring (13) are fixedly connected with one end, far away from the sucker (7), of the guide rod (11) and the sliding block (12) respectively;
a plurality of mounting pipes (14) are fixedly arranged on the inner wall of the bottom of the detection box (3), the plurality of mounting pipes (14) are oppositely arranged, a pressing block (15) is vertically and slidably arranged in the mounting pipes (14), and a second spring (16) fixedly connected with the pressing block (15) is arranged in the mounting pipes (14); one end of the pen refill (5) far away from the writing end (6) can be inserted into the mounting pipe (14) and is propped against the pressing block (15);
a plurality of detection boxes (3) are close to each other, one side of each detection box is provided with a containing groove along the length direction of the detection boxes, a plurality of auxiliary rollers (19) are rotatably arranged in the containing grooves, and the plurality of auxiliary rollers (19) are arranged along the length direction of the containing grooves.
2. The lens eccentricity detection device according to claim 1, wherein the clamping member comprises a sucker (7), the sucker (7) is rotatably mounted on the circular partition plate (2), the sucker (7) and the circular partition plate (2) are coaxially arranged, and the plurality of detection boxes (3) are respectively positioned around the circular partition plate (2); a driving motor (8) is arranged in the working area, and an output shaft of the driving motor (8) is fixedly connected with the sucker (7); and a plurality of radiating holes (9) are formed in the working area.
3. The lens decentration detecting device according to claim 2, wherein a cross-shaped plug pin (17) is fixedly arranged on the outer wall of the bottom of the detecting box (3), and a cross-shaped slot (18) for inserting the cross-shaped plug pin (17) is formed in the top of the sliding block (12).
4. A lens decentration detecting device according to any one of claims 1 to 3, wherein the strip (4) of cardboard is provided with graduation marks (20) along its length.
5. The lens eccentricity detection device according to claim 4, wherein two pressing blocks (21) are arranged on the circular partition plate (2), the two pressing blocks (21) are arranged along the length direction of the sliding groove (10), and the two pressing blocks (21) are respectively used for pressing and fixing two ends of the strip paper plate (4) on the circular partition plate (2).
6. The lens eccentricity detection device according to claim 5, wherein the number of the sliding grooves (10) and the number of the detection boxes (3) are four, the number of the strip paper boards (4) is eight, each detection box (3) corresponds to two strip paper boards (4), and the two strip paper boards (4) are detachably arranged on two sides of the sliding grooves (10) respectively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310395207.2A CN116123977B (en) | 2023-04-14 | 2023-04-14 | Eccentric detection device of lens |
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| CN202310395207.2A CN116123977B (en) | 2023-04-14 | 2023-04-14 | Eccentric detection device of lens |
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| CN116123977A CN116123977A (en) | 2023-05-16 |
| CN116123977B true CN116123977B (en) | 2023-06-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111912324A (en) * | 2020-08-25 | 2020-11-10 | 杭州藏储科技有限公司 | Device and method for detecting six-surface flatness of small-sized primary processing die steel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4991305A (en) * | 1988-05-30 | 1991-02-12 | Hoya Corporation | Spectacle-lens-frame configuration measuring apparatus and article configuration measuring apparatus |
| US7070350B2 (en) * | 2003-05-15 | 2006-07-04 | Matsushita Electric Industrial Co., Ltd. | Image recording device |
| GB2464509C (en) * | 2008-10-17 | 2014-05-21 | Taylor Hobson Ltd | Surface measurement instrument and method |
| CN208536759U (en) * | 2018-06-14 | 2019-02-22 | 陕西国一四维航测遥感有限公司 | A kind of angle measurement accurately measuring tool |
| CN212133517U (en) * | 2020-04-26 | 2020-12-11 | 上饶市光耀光学设备制造有限公司 | Optical lens piece thickness detection device |
| CN215296216U (en) * | 2021-06-01 | 2021-12-24 | 丹阳市鑫烨光学仪器有限公司 | Visual eccentricity detection device for optical lens |
| CN217194894U (en) * | 2022-02-18 | 2022-08-16 | 宜宾市极米光电有限公司 | Lens eccentricity measuring jig and lens eccentricity measuring equipment |
| CN217901180U (en) * | 2022-07-27 | 2022-11-25 | 四川雅光光电科技有限责任公司 | Detect eccentric frock of lens |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111912324A (en) * | 2020-08-25 | 2020-11-10 | 杭州藏储科技有限公司 | Device and method for detecting six-surface flatness of small-sized primary processing die steel |
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