CN210893024U

CN210893024U - Lens module concentricity is check out test set in batches

Info

Publication number: CN210893024U
Application number: CN201922307089.7U
Authority: CN
Inventors: 钱沉
Original assignee: Jinhua Polytechnic
Current assignee: Jinhua Polytechnic
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-06-30
Anticipated expiration: 2029-12-14

Abstract

The utility model relates to the technical field of lens module concentricity detection equipment, in particular to a lens module concentricity batch detection equipment, which comprises a first feeding mechanism, a first mechanical arm, a rotary workbench, a lens concentricity detection mechanism, a second mechanical arm, a second feeding mechanism, a slide way, a controller and an industrial computer, wherein the first feeding mechanism, the first mechanical arm, the rotary workbench, the second mechanical arm and the second feeding mechanism are sequentially installed in the installation work, the first feeding mechanism, the first mechanical arm, the rotary workbench, the lens concentricity detection mechanism, the second mechanical arm and the second feeding mechanism are all electrically connected with the controller, the controller is connected with the industrial computer, the lens concentricity detection mechanism comprises a material forming plate, a bottom fixing mechanism, an unloading mechanism, a light testing mechanism and an angle rotating mechanism, the technology can carry out batch detection on a lens module, the efficiency is improved, the lens module can be fed and discharged in batches, and the detection time is saved.

Description

Lens module concentricity is check out test set in batches

Technical Field

The utility model relates to a camera lens module concentricity check out test set technical field specifically is a camera lens module concentricity detects equipment in batches is related to.

Background

In recent years, with the development of optical products, the application range of lens modules is continuously expanding, such as electronic products, e.g., digital cameras, mobile phones with camera function, and the like. For electronic products, especially consumer electronic products, the trend is to reduce the weight and thickness of the electronic products, the lens modules correspondingly disposed therein are becoming smaller and smaller, and the requirement for precision is becoming higher and higher, so the assembly process of the lens modules also needs higher precision and stability to ensure the production efficiency and yield;

generally, a lens module is assembled by sequentially placing optical devices, such as a first lens, a circular aperture plate (Soma), a second lens, a spacer plate (Space), and an infrared cut filter (IR-cut filter), in a Barrel (Barrel), and then locking a Holder (Holder) outside the Barrel. However, the lens barrel and the lens base are made of different molds, so that the problem of concentricity of the optical axis when the lens barrel is screwed into the lens base needs to be detected, namely whether the offset of the optical axis of the lens barrel and the lens base meets the specification is detected;

at present, a common detection method is to project a lens barrel by using a light source, the light source is arranged at one side of an optical axis of the lens barrel to irradiate the lens barrel, a position recorder is arranged near a focal position of an optical lens in the lens barrel at the other side of the optical axis of the lens barrel, the light source emits light to irradiate the lens barrel, the light enters along a direction parallel to the optical axis of the lens barrel, and then a light spot is formed on the position recorder; manually rotating the lens cone to enable the lens cone to rotate a preset angle relative to the lens base, repeating the steps, and forming another light spot on the position recorder; comparing whether the mutual offset distance of the centers of the two light spots is within an allowable error range;

chinese patent CN200710200238.9 discloses a lens module concentricity detection system and a detection method thereof, which includes: a light source, a barrel rotation driving device and an optical axis deviation detecting device. The lens barrel rotation driving device comprises at least one reciprocating moving rod, and each reciprocating moving rod is respectively contacted with the surface of the lens barrel to drive the lens barrel to rotate relative to the lens base. The reciprocating type moving rod drives the lens barrel to rotate by a preset angle relative to the lens base, so that the labor is saved, and the production cost is reduced; similarly, the concentricity detection method of the lens module concentricity detection system can improve the detection efficiency of the axis concentricity between the lens cone and the lens base. The utility model also relates to a lens module concentricity detection method;

however, the device can only detect one lens module, if a large number of lens modules need to be detected, the detection through the device is time-consuming and labor-consuming, and the cost is too high, so that the device for detecting the concentricity of the lens modules in batches can be provided, and the problem can be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a camera lens module concentricity check out test set in batches is provided, this technique can carry out the detection of batch formula to the camera lens module, has improved efficiency, can make the camera lens module become batch material loading and unloading, makes each process ring detain mutually, has practiced thrift check-out time.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a lens module concentricity batch detection device, which comprises a first feeding mechanism, a first manipulator, a rotary worktable, a lens concentricity detection mechanism, a second manipulator, a second feeding mechanism, a slideway, a controller and an industrial computer;

the first feeding mechanism, the first mechanical arm, the rotary workbench, the second mechanical arm and the second feeding mechanism are installed in sequence, the feeding end of the slideway is close to the feeding end of the second feeding mechanism, and the lens concentricity detection mechanism is installed at the top of the rotary workbench;

the first feeding mechanism, the first mechanical arm, the rotary workbench, the lens concentricity detection mechanism, the second mechanical arm and the second feeding mechanism are all electrically connected with a controller, and the controller is connected with an industrial computer;

the lens concentricity detection mechanism comprises a material forming plate, a bottom fixing mechanism, an unloading mechanism, an optometry mechanism and an angle rotation mechanism, wherein the material containing plate is arranged at the top of the unloading mechanism, the bottom fixing mechanism is arranged at the top of the material containing plate, the working end of the angle rotation mechanism faces the top of the working end of the bottom fixing mechanism, and the working end of the optometry mechanism is respectively positioned at the top of the bottom fixing mechanism and the top of the unloading mechanism.

The material containing plate is preferably located between the discharging mechanism and the bottom fixing mechanism, the stand column is arranged at the bottom of the material containing plate, the material containing plate is fixedly connected with the discharging mechanism through the stand column, a material containing groove is formed in the material containing plate and located at the top of the material containing plate, and a through hole is formed in the material containing groove.

The preferred shedding mechanism comprises a square seat, a threaded rod, a sliding rod, a first servo motor and a push plate, wherein two working grooves are formed in the square seat, the threaded rod and the sliding rod are respectively located in the two working grooves, the threaded rod and the working grooves are rotatably connected, the sliding rod and the working grooves are fixedly connected, the working end of the push plate faces towards a containing plate, the push plate is in threaded connection with the threaded rod, the push plate is in sliding connection with the sliding rod, the first servo motor is installed on the square seat, and the output end of the first servo motor is fixedly connected with the threaded rod.

The preferred bottom fixed establishment is including straining clamping jaw, broad finger cylinder and first support column, and the broad finger cylinder is installed on swivel work head through first support column, and the straining clamping jaw is located the top of flourishing flitch to the fastener clamping jaw is connected with the work end of broad finger cylinder respectively.

The preferred angle rotating mechanism comprises a pushing strip, a fastener, a second servo motor, a gear and a second supporting column, the second servo motor is installed at the top of the rotating workbench through the second supporting column, the gear is installed at the output end of the second servo motor, the pushing strip is installed at the top of the second supporting column through the fastener, the pushing strip is connected with the fastener in a sliding mode, and the pushing strip is connected with the gear.

The preferred strip that promotes is the rack, and rack and fastener sliding connection to rack and gear engagement, one side of rack is equipped with the friction strip.

The optical inspection mechanism comprises a light source lamp and optical axis deviation detection equipment, the light source lamp is installed at the top of the rotary workbench, the working end of the light source lamp faces the top of the containing plate, the optical axis deviation detection equipment is installed at the top of the discharging mechanism, and the working end of the optical axis deviation detection equipment faces the containing plate.

The optimized rotary working table comprises a circular table top, a conductive column and a table top driving mechanism, wherein the conductive column is arranged at the working end of the table top driving mechanism, the conductive column is fixedly connected with the table top driving mechanism, the working end of the conductive column is fixedly connected with the working end of the table top driving mechanism, the circular table top is arranged at the top of the conductive column, and the circular table top is rotatably connected with the working end of the conductive column.

The preferred conductive column comprises an outer barrel, a slewing bearing, a first sliding ring, a second sliding ring and a transmission rod, wherein the outer barrel is positioned at the bottom of a circular table board, the outer barrel is rotatably connected with the circular table board through a slewing support, the bottom of the outer barrel is fixedly connected with a table board driving mechanism, the transmission rod is positioned inside the outer barrel, the top end of the transmission rod is fixedly connected with the circular table board, the bottom of the transmission rod is fixedly connected with the output end of the table board driving mechanism, the first sliding ring is positioned inside the outer barrel, the first sliding ring is fixedly connected with the transmission rod, the second sliding ring is connected with the fixed end of the table board driving mechanism through a support rod, a notch is formed in the.

The optimized table board driving mechanism comprises a barrel seat and a third servo motor, the barrel seat is located at the bottom of the outer barrel and fixedly connected with the outer barrel, the third servo motor is installed inside the barrel seat, and the output end of the third servo motor is fixedly connected with the transmission rod.

Compared with the prior art, the utility model beneficial effect who has is: the detection element of the equipment is a lens module which comprises a lens cone and a lens base, wherein the lens cone is positioned at the top of the lens base, the lens cone is rotatably connected with the lens base, a plurality of containers are arranged on the working end of a first feeding mechanism and are arranged along the working direction of the first feeding mechanism, the lens module is sequentially placed into the containers on the first feeding mechanism in sequence, the first feeding mechanism drives the containers to move towards the working end of a first manipulator, the lens module in the container is forced to move along with the first feeding mechanism, when the lens module reaches the working end of the first manipulator, the first manipulator starts to work, the first manipulator takes out the lens module in the container, the taken lens module is placed at the working end of a lens concentricity detection mechanism, and the lens concentricity detection mechanism is arranged at the working end of a rotary worktable, the equipment is only provided with two lens concentricity detection mechanisms, but the lens concentricity detection mechanisms can be added according to practical application conditions, the lens concentricity detection mechanisms comprise a plurality of procedures of holding, fixing, optometry, rotation, optometry and unloading, the first procedure begins, a lens module is firstly held by a working end of a material holding plate, so that the lens module can be stably placed at the working end of the lens concentricity detection mechanism by a first manipulator, the second procedure begins, a bottom fixing mechanism clamps and fixes the lens module which is already positioned at the working end of the bottom fixing mechanism, so that the lens module can be firmly fixed at the working end of an unloading mechanism, the lens module cannot be thrown out under the driving of a rotating workbench during working, the third procedure begins, the optometry mechanism begins to optometry the lens module, and the optometry mechanism sends a first optometry result to an industrial computer, the industrial computer records the first optometry result, at the moment, the rotary workbench starts to work, the working end of the rotary workbench drives the lens concentricity detection mechanism to be close to the second mechanical arm, the fourth step of procedure starts, the angle rotation mechanism rotates the lens barrel by a certain angle, the fourth step of procedure starts, the optometry mechanism starts to carry out second optometry, the optometry mechanism transmits detection data to the industrial computer, the industrial computer checks whether the optometry result of the lens module meets the standard or not, if the optometry result meets the standard, the industrial computer starts the second mechanical arm to work through the controller, the second mechanical arm starts to work, the working end of the bottom fixing mechanism loosens the lens module, the second mechanical arm takes the lens module out of the working end of the lens concentricity detection mechanism and places the lens module at the working end of the second feeding mechanism, and the second feeding mechanism drives the lens module to complete discharging, if the industrial computer detects that the optometry result of the lens module does not meet the standard, the fifth step is started, the industrial computer opens the unloading mechanism through the controller, the unloading mechanism pushes the lens module to the slideway, and the slideway sends out the unqualified lens module.

1. Through the arrangement of the lens concentricity detection mechanisms, the lens modules can be detected in batch, so that the efficiency is improved;

2. through the arrangement of the rotary workbench, the lens module can be fed and discharged in batches, so that the process rings are buckled, and the detection time is saved.

Drawings

Fig. 1 is a schematic perspective view of a batch concentricity inspection apparatus for lens modules according to the present invention;

fig. 2 is a top view of the batch concentricity detection apparatus for lens modules according to the present invention;

fig. 3 is a schematic view of a three-dimensional structure of a batch concentricity inspection apparatus for lens modules according to the present invention;

fig. 4 is a schematic perspective view of a lens concentricity detection mechanism of a batch lens module concentricity detection apparatus according to the present invention;

fig. 5 is a schematic view of a three-dimensional structure of a bottom fixing mechanism of the batch concentricity testing apparatus for lens modules according to the present invention;

fig. 6 is a schematic perspective view of a material holding plate, a discharging mechanism and an optometry mechanism of the batch concentricity testing device for lens modules of the present invention;

fig. 7 is a schematic perspective view of a material holding plate and a discharging mechanism of the batch concentricity testing apparatus for lens modules of the present invention;

fig. 8 is a schematic perspective view of an angle rotating mechanism of the batch inspection equipment for concentricity of lens modules according to the present invention;

fig. 9 is a front view of a rotary table of the batch inspection apparatus for concentricity of lens modules of the present invention;

fig. 10 is a schematic diagram of an internal structure of a rotary table of the batch lens module concentricity detection apparatus of the present invention.

The reference numbers in the figures are:

1. a first feeding mechanism;

2. a first manipulator;

3. rotating the working table; 3a, a circular table top; 3b, a conductive post; 3b1, outer tub; 3b2, swivel support; 3b3, first slip ring; 3b4, second slip ring; 3b5, transmission rod; 3b6, support bar; 3c, a table top driving mechanism; 3c1, bucket seat; 3c2, a third servo motor;

4. a lens concentricity detection mechanism; 4a, a bottom fixing mechanism; 4a1, fastening jaws; 4a2, wide finger cylinder; 4a3, a first support column; 4b, a discharging mechanism; 4b1, square base; 4b2, threaded rod; 4b3, a slide bar; 4b4, a first servomotor; 4b5, push plate; 4c, a light inspection mechanism; 4c1, light source lamp; 4c2, optical axis deviation detecting device; 4d, an angle rotating mechanism; 4d1, push bar; 4d2, fasteners; 4d3, a second servo motor; 4d4, gear; 4d5, second support post; 4e, a material containing plate;

5. a second manipulator;

6. a second feeding mechanism;

7. a slideway;

8. a lens module; 8a, a lens barrel; 8b and a lens base.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 10, a batch concentricity detection device for lens modules includes a first feeding mechanism 1, a first manipulator 2, a rotary table 3, a lens concentricity detection mechanism 4, a second manipulator 5, a second feeding mechanism 6, a slide 7, a controller and an industrial computer;

the lens concentricity detection device comprises a first feeding mechanism 1, a first mechanical arm 2, a rotary workbench 3, a second mechanical arm 5 and a second feeding mechanism 6 which are sequentially installed in a working sequence, wherein the feeding end of a slideway 7 is close to the feeding end of the second feeding mechanism 6, and a lens concentricity detection mechanism 4 is installed at the top of the rotary workbench 3;

the first feeding mechanism 1, the first manipulator 2, the rotary workbench 3, the lens concentricity detection mechanism 4, the second manipulator 5 and the second feeding mechanism 6 are all electrically connected with a controller, and the controller is connected with an industrial computer;

the lens concentricity detection mechanism 4 comprises a material forming plate, a bottom fixing mechanism 4a, an unloading mechanism 4b, an optometry mechanism 4c and an angle rotation mechanism 4d, wherein the material containing plate 4e is arranged at the top of the unloading mechanism 4b, the bottom fixing mechanism 4a is arranged at the top of the material containing plate 4e, the working end of the angle rotation mechanism 4d faces the top of the working end of the bottom fixing mechanism 4a, and the working ends of the optometry mechanism 4c are respectively positioned at the top of the bottom fixing mechanism 4a and the top of the unloading mechanism 4 b;

the detection element of the equipment is a lens module 8, the lens module 8 comprises a lens cone 8a and a lens base 8b, the lens cone 8a is positioned at the top of the lens base 8b, and the lens cone 8a is rotatably connected with the lens base 8b, a plurality of containers are arranged on the working end of a first feeding mechanism 1, and the containers are arranged along the working direction of the first feeding mechanism 1, firstly, the lens modules 8 are sequentially placed in the containers positioned on the first feeding mechanism 1 in sequence, the first feeding mechanism 1 drives the containers to move towards the working end of the first manipulator 2, the lens modules 8 positioned in the containers are forced to move along with the first feeding mechanism 1, when the lens modules 8 reach the working end of the first manipulator 2, the first manipulator 2 starts to work, the first manipulator 2 takes out the lens modules 8 positioned in the containers, the taken-out lens modules 8 are placed at the working end of a lens concentricity detection mechanism 4, the lens concentricity detection mechanism 4 is arranged at the working end of the rotary worktable 3, the equipment is only provided with two lens concentricity detection mechanisms 4, but the lens concentricity detection mechanisms 4 can be added according to the practical application situation, the lens concentricity detection mechanisms 4 are divided into a plurality of procedures of holding, fixing, optometry, rotation, optometry and unloading, the first procedure begins, the lens module 8 is firstly held by the working end of the material holding plate 4e, so that the lens module 8 can be stably placed at the working end of the lens concentricity detection mechanism 4 by the first mechanical arm 2, the second procedure begins, the bottom fixing mechanism 4a clamps and fixes the lens module 8 which is already positioned at the working end, so that the lens module 8 can be firmly fixed at the working end of the unloading mechanism 4b, and the lens module 8 cannot be thrown out under the driving of the rotary worktable 3 during working, the third step starts, the optometry mechanism 4c starts optometry for the lens module 8, the optometry mechanism 4c sends the first optometry result to the industrial computer, the industrial computer records the first optometry result, at the moment, the rotary worktable 3 starts to work, the working end of the rotary worktable 3 drives the lens concentricity detection mechanism 4 to be close to the second mechanical arm 5, the fourth step starts, the angle rotation mechanism 4d rotates the lens barrel 8a by a certain angle, the fourth step starts, the optometry mechanism 4c starts optometry for the second time, the optometry mechanism 4c transmits detection data to the industrial computer, the industrial computer checks whether the optometry result of the lens module 8 meets the standard, if the optometry result meets the standard, the industrial computer starts the second mechanical arm 5 to work through the controller, the second mechanical arm 5 starts to work, the working end of the bottom fixing mechanism 4a loosens the lens module 8, the second manipulator 5 takes out the lens module 8 from the working end of the lens concentricity detection mechanism 4 and places the lens module at the working end of the second feeding mechanism 6, the second feeding mechanism 6 drives the lens module 8 to complete discharging, if the industrial computer checks that the optometry result of the lens module 8 does not meet the standard, the fifth step of the process begins, the industrial computer opens the discharging mechanism 4b through the controller, the discharging mechanism 4b pushes the lens module 8 to the slideway 7, and the slideway 7 sends out the unqualified lens module 8.

The material containing plate 4e is positioned between the discharging mechanism 4b and the bottom fixing mechanism 4a, the bottom of the material containing plate 4e is provided with an upright post, the material containing plate 4e is fixedly connected with the discharging mechanism 4b through the upright post, the material containing plate 4e is provided with a material containing groove, the material containing groove is positioned at the top of the material containing plate 4e, and the material containing groove is provided with a through hole;

the shape of flourishing silo is the U type, microscope base 8b places in flourishing silo, the diameter of the circular arc department of flourishing silo U type is the same with microscope base 8 b's outer fringe, because flourishing silo is the U type, so the opening part of flourishing silo is the passageway that first manipulator 2 pushed into with lens module 8 of being convenient for, the passageway that second manipulator 5 took out lens module 8, and the passageway that discharge mechanism 4b will unqualified lens module 8 release, the through-hole is located the work end of flourishing silo, the setting of through-hole is for not sheltering from lens module 8's optometry, if do not have the through-hole to let light pass, can't measure according to lens cone 8a and microscope base 8b optical axis concentricity when rotatory different angles unanimously.

The unloading mechanism 4b comprises a square seat 4b1, a threaded rod 4b2, a sliding rod 4b3, a first servo motor 4b4 and a push plate 4b5, two working grooves are formed in the square seat 4b1, the threaded rod 4b2 and the sliding rod 4b3 are respectively located in the two working grooves, the threaded rod 4b2 is rotatably connected with the working grooves, the sliding rod 4b3 is fixedly connected with the working grooves, the working end of the push plate 4b5 faces the material containing plate 4e, the push plate 4b5 is in threaded connection with the threaded rod 4b2, the push plate 4b5 is in sliding connection with the sliding rod 4b3, the first servo motor 4b4 is mounted on the square seat 4b1, and the output end of the first servo motor 4b4 is fixedly connected with the threaded rod 4b 2;

the material containing plate 4e is provided with a material pushing channel, the working directions of the material pushing channel pushing plates 4b5 are consistent, the working end of the pushing plate 4b5 is positioned in the material pushing channel under the non-working condition, but the lens module 8 is not prevented from being placed, when the unloading mechanism 4b starts to work, the first servo motor 4b4 starts to work, the first servo motor 4b4 drives the threaded rod 4b2 to rotate, the threaded rod 4b2 rotates to drive the pushing plate 4b5 to move, and the pushing plate 4b5 moves to drive the lens module 8 positioned at the top of the material containing plate 4e to discharge materials along the material pushing channel.

The bottom fixing mechanism 4a comprises a fastening clamping jaw 4a1, a wide finger cylinder 4a2 and a first supporting column 4a3, the wide finger cylinder 4a2 is installed on the rotary workbench 3 through the first supporting column 4a3, the fastening clamping jaw 4a1 is positioned at the top of the material containing plate 4e, and the clamping jaw of a fastener 4d2 is respectively connected with the working end of the wide finger cylinder 4a 2;

when the first manipulator 2 places the lens module 8 at the working end of the material containing plate 4e, the lens base 8b contacts the material containing plate 4e, the bottom fixing mechanism 4a starts to work, the wide finger cylinder 4a2 drives the fastening clamping jaws 4a1 to approach each other, and the fastening clamping jaws 4a1 are stressed to fix the lens base 8 b.

The angle rotating mechanism 4d comprises a push bar 4d1, a fastener 4d2, a second servo motor 4d3, a gear 4d4 and a second supporting column 4d5, the second servo motor 4d3 is mounted at the top of the rotary workbench 3 through the second supporting column 4d5, the gear 4d4 is mounted at the output end of the second servo motor 4d3, a push bar 4d1 is mounted at the top of the second supporting column 4d5 through the fastener 4d2, the push bar 4d1 is in sliding connection with the fastener 4d2, and the push bar 4d1 is connected with the gear 4d 4;

the angle rotating mechanism 4d starts to work, the second servo motor 4d3 starts to work, the second servo motor 4d3 drives the gear 4d4 to rotate, the gear 4d4 is meshed with the pushing strip 4d1, the gear 4d4 drives the pushing strip 4d1 to move, the pushing strip 4d1 moves linearly according to the number of turns of the rotation of the gear 4d4, the working end of the pushing strip 4d1 is in contact with the outer edge of the lens barrel, and the pushing strip 4d1 moves to drive the lens barrel 8a to rotate for a fixed angle.

The pushing strip 4d1 is a rack which is connected with the fastener 4d2 in a sliding manner and is meshed with the gear 4d4, and a friction strip is arranged on one side of the rack;

the friction strip is an article with high friction coefficient, and is represented by a rubber seat with high friction coefficient, because the outer edge of the lens barrel 8a is annularly provided with a vertical concave-convex groove, when the rubber with high friction coefficient contacts the concave-convex groove, because the lens barrel 8a and the lens base 8b can rotate, the lens barrel 8a is driven to rotate, the length of the push strip 4d1 is determined by the rotation angle of the lens barrel 8a, and the second servo motor 4d3 needs to rotate for several circles to enable the push strip 4d1 to move to a matched position, or if multiple times of light tests are needed, the second servo motor 4d3 can be controlled to work intermittently and work intermittently, and the slide way 7 can be matched.

The optometric mechanism 4c comprises a light source lamp 4c1 and an optical axis deviation detection device 4c2, the light source lamp 4c1 is installed at the top of the rotary worktable 3, the working end of the light source lamp 4c1 faces the top of the material containing plate 4e, the optical axis deviation detection device 4c2 is installed at the top of the unloading mechanism 4b, and the working end of the optical axis deviation detection device 4c2 faces the material containing plate 4 e;

when the optometry process is started, the light source lamp 4c1 is turned on, the working end of the light source lamp 4c1 emits light to the lens barrel 8a, a lens (not shown) is arranged in the lens barrel 8a, the light emitted by the lens barrel 8a passes through the lens base 8b, then the light finally falls to the working end of the optical axis deviation detection device 4c2, the optical axis deviation detection device 4c2 is used for respectively recording the optical axis projection positions of the lens barrel 8a when the light irradiates the lens barrel 8a twice, sensing whether the distance of the relative deviation of the two light projection positions is within an error allowable range, and the optical axis deviation detection device 4c2 sends the test result to an industrial computer.

The rotary worktable 3 comprises a circular table top 3a, a conductive column 3b and a table top driving mechanism 3c, the conductive column 3b is positioned at the working end of the table top driving mechanism 3c, the conductive column 3b is fixedly connected with the table top driving mechanism 3c, the working end of the conductive column 3b is fixedly connected with the working end of the table top driving mechanism 3c, the circular table top 3a is positioned at the top of the conductive column 3b, and the circular table top 3a is rotatably connected with the working end of the conductive column 3 b;

the rotary worktable 3 starts to work, the table top driving mechanism 3c starts to work, the working end of the table top driving mechanism 3c starts to rotate, the working end of the table top driving mechanism 3c rotates to drive the working end of the conductive column 3b to rotate, the working end of the conductive column 3b starts to rotate, the working end of the conductive column 3b drives the circular table top 3a to rotate, the table top driving mechanism 3c drives the working end of the conductive column 3b to rotate 180 degrees at each time, the conductive column 3b drives the circular table top 3a to rotate 180 degrees, the conductive column 3b is used for ensuring that a circuit of the lens concentricity detection mechanism 4 positioned at the top of the circular table top 3a can be normally connected when the circular table top 3a is driven to rotate.

The conductive column 3b comprises an outer barrel 3b1, a rotary support, a first slip ring 3b3, a second slip ring 3b4 and a transmission rod 3b5, the outer barrel 3b1 is positioned at the bottom of the circular table top 3a, the outer barrel 3b1 is rotatably connected with the circular table top 3a through the rotary support 3b2, the bottom of the outer barrel 3b1 is fixedly connected with the table top driving mechanism 3c, the transmission rod 3b5 is positioned inside the outer barrel 3b1, the top end of the transmission rod 3b5 is fixedly connected with the circular table top 3a, the bottom of the transmission rod 3b5 is fixedly connected with the output end of the table top driving mechanism 3c, the first slip ring 3b3 is positioned inside the outer barrel 3b1, the first slip ring 3b3 is fixedly connected with the transmission rod 3b5, the second slip ring 3b4 is connected with the fixed end of the table-board driving mechanism 3c through the support rod 3b6, a notch is arranged on the outer barrel 3b1, and the working end of the second slip ring 3b4 penetrates through the outer barrel 3b1 to be connected with the first slip ring 3b 3;

the second slip ring 3b4 outputs current to the first slip ring 3b3, the first slip ring 3b3 is connected with an electric wire, the electric wire passes through the circular table-board 3a and is connected with the lens concentricity detection mechanism 4, the output end of the table-board driving mechanism 3c drives the transmission rod 3b5 to rotate, the transmission rod 3b5 rotates to drive the first slip ring 3b3 to rotate and drive the circular table-board 3a to rotate, and the first slip ring 3b3 rotates but always keeps in contact connection with the second slip ring 3b 4.

The table top driving mechanism 3c comprises a tub seat 3c1 and a third servo motor 3c2, the tub seat 3c1 is located at the bottom of the outer tub 3b1, the tub seat 3c1 is fixedly connected with the outer tub 3b1, the third servo motor 3c2 is installed inside the tub seat 3c1, and the output end of the third servo motor 3c2 is fixedly connected with the transmission rod 3b 5;

the table top driving mechanism 3c starts to work, the third servo motor 3c2 starts to work, the output end of the third servo motor 3c2 drives the transmission rod 3b5 to rotate, and the transmission rod 3b5 rotates to drive the circular table top 3a to rotate.

The utility model discloses a theory of operation: the detection element of the equipment is a lens module 8, the lens module 8 comprises a lens cone 8a and a lens base 8b, the lens cone 8a is positioned at the top of the lens base 8b, and the lens cone 8a is rotatably connected with the lens base 8b, a plurality of containers are arranged on the working end of a first feeding mechanism 1, and the containers are arranged along the working direction of the first feeding mechanism 1, firstly, the lens modules 8 are sequentially placed in the containers positioned on the first feeding mechanism 1 in sequence, the first feeding mechanism 1 drives the containers to move towards the working end of the first manipulator 2, the lens modules 8 positioned in the containers are forced to move along with the first feeding mechanism 1, when the lens modules 8 reach the working end of the first manipulator 2, the first manipulator 2 starts to work, the first manipulator 2 takes out the lens modules 8 positioned in the containers, the taken-out lens modules 8 are placed at the working end of a lens concentricity detection mechanism 4, the lens concentricity detection mechanism 4 is arranged at the working end of the rotary worktable 3, the equipment is only provided with two lens concentricity detection mechanisms 4, but the lens concentricity detection mechanisms 4 can be added according to the practical application situation, the lens concentricity detection mechanisms 4 are divided into a plurality of procedures of holding, fixing, optometry, rotation, optometry and unloading, the first procedure is started, a lens module 8 is firstly held by the working end of a material holding plate 4e, so that the lens module 8 can be stably placed at the working end of the lens concentricity detection mechanism 4 by a first mechanical arm 2, the second procedure is started, a bottom fixing mechanism 4a starts to work, a wide finger cylinder 4a2 drives a fastening clamping jaw 4a1 to mutually approach, the fastening clamping jaw 4a1 is stressed to fix a lens base 8b, so that the lens module 8 can be firmly fixed at the working end of an unloading mechanism 4b, and the lens module 8 cannot be thrown out due to the driving of the rotary worktable 3 during working, the third step starts, when the optometry process starts, the light source lamp 4c1 is turned on, the working end of the light source lamp 4c1 emits light to the lens barrel 8a, a lens (not shown) is arranged in the lens barrel 8a, the light emitted by the lens passes through the lens base 8b, then the light finally falls to the working end of the optical axis deviation detection device 4c2, the optical axis deviation detection device 4c2 is used for respectively recording the optical axis projection positions of the lens barrel 8a when the light irradiates the lens barrel 8a twice, sensing whether the distance of the relative deviation of the two light projection positions is within an error allowable range, the optical axis deviation detection device 4c2 sends a test result to an industrial computer, the industrial computer records the first optometry result, the rotary worktable 3 starts to work at the moment, the working end of the rotary worktable 3 drives the lens concentricity detection mechanism 4 to approach the second manipulator 5, the fourth step starts, the angle rotating mechanism 4d starts to work, the second servo motor 4d3 starts to work, the second servo motor 4d3 drives the gear 4d4 to rotate, the gear 4d4 is meshed with the pushing strip 4d1, the gear 4d4 drives the pushing strip 4d1 to move, the pushing strip 4d1 moves linearly according to the number of turns of the rotation of the gear 4d4, the working end of the pushing strip 4d1 contacts with the outer edge of the lens barrel, the pushing strip 4d1 moves to drive the lens barrel 8a to rotate for a fixed angle, the fourth step is started, the optometry mechanism 4c starts to perform the second optometry, the optometry mechanism 4c transmits the detection data to the industrial computer, the industrial computer checks whether the optometry result of the lens module 8 meets the standard, if the standard is met, the industrial computer starts the second manipulator 5 to work through the controller, the second manipulator 5 starts to work, the working end of the bottom fixing mechanism 4a loosens the lens module 8, the second manipulator 5 takes out the lens module 8 from the working end of the lens concentricity detection mechanism 4 and places the lens module at the working end of the second feeding mechanism 6, the second feeding mechanism 6 drives the lens module 8 to complete discharging, if the industrial computer checks that the optometry result of the lens module 8 does not meet the standard, the fifth step is started, the industrial computer opens the discharging mechanism 4b through the controller, when the discharging mechanism 4b starts to work, the first servo motor 4b4 starts to work, the first servo motor 4b4 drives the threaded rod 4b2 to rotate, the threaded rod 4b2 rotates to drive the push plate 4b5 to move, the push plate 4b5 moves to drive the lens module 8 positioned at the top of the material containing plate 4e to discharge along the material discharge channel, the lens module 8 is pushed to the slide 7, and the slide 7 sends out the unqualified lens module 8.

Claims

1. The batch detection equipment for the concentricity of the lens modules is characterized by comprising a first feeding mechanism (1), a first manipulator (2), a rotary worktable (3), a lens concentricity detection mechanism (4), a second manipulator (5), a second feeding mechanism (6), a slide way (7), a controller and an industrial computer;

the system comprises a first feeding mechanism (1), a first mechanical arm (2), a rotary workbench (3), a second mechanical arm (5) and a second feeding mechanism (6), wherein the first feeding mechanism, the first mechanical arm, the second mechanical arm and the second feeding mechanism are sequentially installed in a working order, the feeding end of a slide way (7) is close to the feeding end of the second feeding mechanism (6), and a lens concentricity detection mechanism (4) is installed at the top of the rotary workbench (3);

the first feeding mechanism (1), the first mechanical arm (2), the rotary worktable (3), the lens concentricity detection mechanism (4), the second mechanical arm (5) and the second feeding mechanism (6) are all electrically connected with a controller, and the controller is connected with an industrial computer;

lens concentricity detection mechanism (4) is including becoming the flitch, bottom fixed establishment (4a), shedding mechanism (4b), optometry mechanism (4c) and angle rotating mechanism (4d), hold flitch (4e) and install in the top of shedding mechanism (4b), bottom fixed establishment (4a) are installed in the top of holding flitch (4e), the top of angle rotating mechanism (4d) work end towards bottom fixed establishment (4a) work end, the work end of optometry mechanism (4c) is located the top of bottom fixed establishment (4a) respectively, and the top of shedding mechanism (4 b).

2. The batch concentricity detection equipment for lens modules according to claim 1, wherein the material holding plate (4e) is positioned between the unloading mechanism (4b) and the bottom fixing mechanism (4a), the bottom of the material holding plate (4e) is provided with a stand column, the material holding plate (4e) is fixedly connected with the unloading mechanism (4b) through the stand column, the material holding plate (4e) is provided with a material holding groove, the material holding groove is positioned at the top of the material holding plate (4e), and the material holding groove is provided with a through hole.

3. The batch inspection apparatus for concentricity of lens modules as claimed in claim 2, wherein the unloading mechanism (4b) comprises a square base (4b1), a threaded rod (4b2), a sliding rod (4b3), a first servo motor (4b4) and a push plate (4b5), two working grooves are arranged on the square base (4b1), the threaded rod (4b2) and the sliding rod (4b3) are respectively arranged in the two working grooves, the threaded rod (4b2) is rotatably connected with the working groove, the sliding rod (4b3) is fixedly connected with the working groove, the working end of the push plate (4b5) faces the material containing plate (4e), the push plate (4b5) is in threaded connection with the threaded rod (4b2), the push plate (4b5) is in sliding connection with the sliding rod (4b3), the first servo motor (4b4) is installed on the square seat (4b1), and the output end of the first servo motor (4b4) is fixedly connected with the threaded rod (4b 2).

4. The batch inspection apparatus for concentricity of lens modules as claimed in claim 1, wherein the bottom fixing mechanism (4a) comprises a fastening jaw (4a1), a wide finger cylinder (4a2) and a first support column (4a3), the wide finger cylinder (4a2) is mounted on the rotary table (3) through the first support column (4a3), the fastening jaw (4a1) is located on top of the material holding plate (4e), and the fastening jaws (4d2) are respectively connected with the working ends of the wide finger cylinder (4a 2).

5. The batch inspection apparatus for lens module concentricity according to claim 1, wherein the angle rotation mechanism (4d) comprises a push bar (4d1), a fastener (4d2), a second servo motor (4d3), a gear (4d4) and a second supporting column (4d5), the second servo motor (4d3) is mounted on the top of the rotary table (3) through the second supporting column (4d5), the gear (4d4) is mounted at the output end of the second servo motor (4d3), the push bar (4d1) is mounted on the top of the second supporting column (4d5) through the fastener (4d2), the push bar (4d1) is slidably connected with the fastener (4d2), and the push bar (4d1) is connected with the gear (4d 4).

6. The batch inspection apparatus for concentricity of lens modules as claimed in claim 5, wherein the pushing bar (4d1) is a rack bar, the rack bar is slidably connected with the fastener (4d2) and is engaged with the gear (4d4), and a friction bar is provided on one side of the rack bar.

7. The batch inspection apparatus for concentricity of lens modules as claimed in claim 1, wherein the optometric mechanism (4c) comprises a light source lamp (4c1) and an optical axis deviation inspection apparatus (4c2), the light source lamp (4c1) is installed on the top of the rotary table (3) with the working end of the light source lamp (4c1) facing the top of the material holding plate (4e), the optical axis deviation inspection apparatus (4c2) is installed on the top of the discharge mechanism (4b), and the working end of the optical axis deviation inspection apparatus (4c2) facing the material holding plate (4 e).

8. The batch inspection device for the concentricity of the lens modules according to claim 1, wherein the rotary worktable (3) comprises a circular table top (3a), a conductive column (3b) and a table top driving mechanism (3c), the conductive column (3b) is located at the working end of the table top driving mechanism (3c), the conductive column (3b) is fixedly connected with the table top driving mechanism (3c), the working end of the conductive column (3b) is fixedly connected with the working end of the table top driving mechanism (3c), the circular table top (3a) is located at the top of the conductive column (3b), and the circular table top (3a) is rotatably connected with the working end of the conductive column (3 b).

9. The batch inspection apparatus for concentricity of lens modules as claimed in claim 8, wherein the conductive pillar (3b) comprises an outer barrel (3b1), a rotary support, a first sliding ring (3b3), a second sliding ring (3b4) and a transmission rod (3b5), the outer barrel (3b1) is located at the bottom of the circular table top (3a), the outer barrel (3b1) is rotatably connected with the circular table top (3a) through a rotary support (3b2), the bottom of the outer barrel (3b1) is fixedly connected with the table top driving mechanism (3c), the transmission rod (3b5) is located inside the outer barrel (3b1), the top end of the transmission rod (3b5) is fixedly connected with the circular table top (3a), the bottom of the transmission rod (3b5) is fixedly connected with the output end of the table top driving mechanism (3c), the first sliding ring (3b3) is located inside the outer barrel (3b1), and the first sliding ring (3b3) is fixedly connected with the transmission rod (3b5), the second slip ring (3b4) is connected with the fixed end of the table top driving mechanism (3c) through a support rod (3b6), a notch is arranged on the outer barrel (3b1), and the working end of the second slip ring (3b4) penetrates through the outer barrel (3b1) to be connected with the first slip ring (3b 3).

10. The lens module concentricity batch test apparatus according to claim 9, wherein the table top drive mechanism (3c) comprises a barrel holder (3c1) and a third servo motor (3c2), the barrel holder (3c1) is located at the bottom of the outer barrel (3b1), the barrel holder (3c1) is fixedly connected with the outer barrel (3b1), the third servo motor (3c2) is installed inside the barrel holder (3c1), and the output end of the third servo motor (3c2) is fixedly connected with the transmission rod (3b 5).