CN116020707A - Dispensing and laminating equipment and dispensing and laminating method for lenses - Google Patents

Abstract

The invention provides a dispensing and laminating device and a dispensing and laminating method for lenses, which are sequentially provided with a lens feeding device, a lens cleaning device, a dispensing and laminating device and a finished product discharging device, wherein the lenses are fed by the lens feeding device and then transferred to the lens cleaning device for cleaning the surfaces of the lenses; the lens cleaning device comprises a surface cleaning mechanism, a transfer mechanism and a storage platform, wherein the transfer mechanism is used for receiving a fed lens, the lens is transferred to the surface cleaning mechanism through the transfer mechanism to perform surface cleaning action, the cleaned lens is sequentially transferred to the storage platform, the storage platform can be used for placing a plurality of lenses, the lens on the storage platform is transferred to the dispensing and laminating device, the dispensing and laminating device is used for sequentially laminating a plurality of lenses, and then the finished product discharging device is used for transferring and discharging the laminated lenses. The invention automatically performs dispensing lamination of the multilayer lenses, and improves the production efficiency and lamination precision.

Description

Dispensing and laminating equipment and dispensing and laminating method for lenses

Technical Field

The invention relates to the technical field of laminating equipment, in particular to dispensing laminating equipment and a dispensing laminating method for lenses.

Background

With the advent of the big data 5G age, augmented Reality (AR) has been rapidly developed, and the AR is a technology for calculating the position and angle of the influence of a camera in real time and adding a corresponding image, and is widely used because it has a characteristic of being able to enhance display output to a real environment. Smart AR glasses, one of the important tools for AR technology, are particularly important. In the glasses manufacturing process, the AR lenses are mostly glued and laminated by adopting a multi-layer lens, but in the prior art, automatic glue dispensing lamination equipment for the AR lenses is not available, and the AR lenses are mostly glued and laminated manually, so that the labor cost is increased, the manufacturing efficiency of the AR lenses is low, the manufacturing precision is not high, and the development of the technology is not facilitated.

Disclosure of Invention

Therefore, the invention provides a dispensing and laminating device and a dispensing and laminating method for lenses, which are used for automatically performing the dispensing and laminating procedures of AR glasses, thereby improving the production efficiency and the assembly effect.

In order to achieve the above purpose, the technical scheme provided by the invention is as follows:

the dispensing and laminating equipment for the lenses comprises a frame, wherein a lens feeding device, a lens cleaning device, a dispensing and laminating device and a finished product discharging device are sequentially arranged on the frame, and the lenses are fed by the lens feeding device and then transferred to the lens cleaning device for cleaning the surfaces of the lenses; the lens cleaning device comprises a surface cleaning mechanism, a transfer mechanism and a storage platform, wherein the transfer mechanism is used for receiving a fed lens, the lens is transferred to the surface cleaning mechanism through the transfer mechanism to perform surface cleaning action, the cleaned lens is sequentially transferred to the storage platform, the storage platform can be used for placing a plurality of lenses, the lens on the storage platform is transferred to the dispensing and laminating device, the dispensing and laminating device is used for sequentially laminating a plurality of lenses, and then the finished product discharging device is used for transferring and discharging the laminated lenses.

Further, the lens cleaning mechanism comprises a first surface cleaning mechanism, a sorting mechanism and a second surface cleaning mechanism, wherein the first surface cleaning mechanism and the sorting mechanism are positioned on a conveying path of the conveying mechanism, the second surface cleaning mechanism is positioned below the sorting mechanism, lenses are conveyed to the first surface cleaning mechanism through the conveying mechanism to clean the upper surface of the lenses, and then pass through the sorting mechanism, the sorting mechanism picks up the lenses, and the second surface cleaning mechanism below cleans the lower surface of the lenses; and the rear storage platform is transferred to the sorting mechanism, and the sorting mechanism transfers the lenses to the storage platform.

Further, the first surface cleaning mechanism comprises a first USC cleaning assembly and a first AOI detection assembly, the action end of the first USC cleaning assembly and the detection end of the first AOI detection assembly face downwards, the transfer mechanism sequentially passes through the first USC cleaning assembly and the first AOI detection assembly, the first USC cleaning assembly cleans the upper surface of the lens, and the first AOI detection assembly detects the cleaning effect and the surface appearance defect of the upper surface of the lens.

Further, the second surface cleaning mechanism comprises a second USC cleaning assembly and a second AOI detection assembly, the acting end of the second USC cleaning assembly and the detection end of the second AOI detection assembly face upwards, the sorting mechanism picks up the lenses and sequentially passes through the second USC cleaning assembly and the second AOI detection assembly, the second USC cleaning assembly cleans the lower surface of the lenses, and the second AOI detection assembly detects the cleaning effect and the surface appearance defect of the lower surface of the lenses.

Further, the lens cleaning device further comprises a first carrying mechanism, wherein the first carrying mechanism is arranged between the lens feeding device and the transfer mechanism, so as to grasp lenses positioned on the lens feeding device and carry the lenses.

Further, the lens cleaning device further comprises an alignment adjusting mechanism and a transfer mechanism, wherein the alignment adjusting mechanism and the transfer mechanism are located at the starting end of the transfer mechanism, lenses fed by the lens feeding device are transferred to the alignment adjusting mechanism to perform alignment adjustment on the lenses, and the transfer mechanism picks up the adjusted lenses and transfers the lenses to the transfer mechanism.

Further, the alignment adjustment mechanism comprises an alignment CCD, a rotary platform and a jig arranged on the rotary platform, the jig is used for placing the lens, the alignment CCD is arranged above the rotary platform and faces towards the jig, the alignment CCD photographs the lens, and the rotary platform drives the jig to rotate so as to adjust the pose of the lens on the jig.

Further, the dispensing and laminating device comprises a first laminating mechanism, a dispensing mechanism and a second laminating mechanism, wherein the first laminating mechanism is used for placing lenses, the first laminating mechanism can move transversely, the dispensing mechanism and the second laminating mechanism are sequentially positioned on a moving path of the first laminating mechanism, and the first laminating mechanism transfers the first lenses to the second laminating mechanism and picks up the lenses by the second laminating mechanism; the first laminating mechanism sequentially transfers the rest lenses to be laminated to the dispensing mechanism for dispensing, and transfers the rest lenses to the second laminating mechanism, and the second laminating mechanism is driven to press downwards to be laminated with the first laminating mechanism, so that the lenses on the second laminating mechanism are aligned and laminated with the lenses on the first laminating mechanism; and the second attaching mechanism picks up the overlapped lenses and drives the lenses to move upwards.

Further, the dispensing and laminating device further comprises an upper appearance alignment CCD mechanism and a lower appearance alignment CCD mechanism, wherein the upper appearance alignment CCD mechanism is positioned between the dispensing mechanism and the second laminating mechanism so as to perform alignment photographing on the upper surface of the lens transferred by the first laminating mechanism, and the lower appearance alignment CCD mechanism is positioned below the second laminating mechanism and faces the second laminating mechanism so as to perform alignment photographing on the lower surface of the lens positioned in the second laminating mechanism.

The invention also provides a dispensing and laminating method, which is characterized in that: the method comprises the following steps:

a1, providing the dispensing and laminating equipment for the lenses, and providing a plurality of layers of lenses;

a2, cleaning the lenses in sequence;

a3, dispensing the rest lenses except the first lens to be overlapped in sequence;

and A4, overlapping the single lens after dispensing with the lower surface of the previous lens.

The technical scheme provided by the invention has the following beneficial effects:

according to the invention, the lens feeding device, the lens cleaning device, the dispensing and laminating device and the finished product discharging device are arranged to automatically realize the feeding, cleaning, dispensing and laminating and discharging actions of the lenses, so that the degree of automation is high, and the laminating efficiency and the laminating precision are improved; and the lens cleaning device that sets up can realize the cleanness of every lens to place a plurality of lenses that need the coincide in proper order on the storage platform, be convenient for follow-up point gum coincide device carry out the point gum coincide action, through the cooperation of lens cleaning device and lens loading attachment and point gum coincide device, guarantee the smoothness nature of this equipment action, further guarantee superimposed efficiency.

Drawings

Fig. 1 is a schematic structural view of a dispensing and laminating apparatus for a lens according to the present invention;

FIG. 2 is a schematic view of a lens feeding device according to the present invention;

FIG. 3 is a schematic view of a lifting reclaimer mechanism according to the present invention;

FIG. 4 is a schematic view of a lens cleaning device according to the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4;

FIG. 6 is a schematic diagram of an alignment adjustment mechanism according to the present invention;

FIG. 7 is a schematic view of a first surface cleaning mechanism according to the present invention;

FIG. 8 is a schematic view of the sorting mechanism of the present invention;

FIG. 9 is a schematic view of a second surface cleaning mechanism according to the present invention;

fig. 10 is a schematic structural view of a dispensing and laminating device according to the present invention;

FIG. 11 is a schematic structural view of a dispensing mechanism according to the present invention;

FIG. 12 is a schematic view of a second attaching mechanism according to the present invention;

fig. 13 is a schematic structural view of the finished product blanking device.

Description of the reference numerals:

10-frames, 1-lens feeding devices, 11-lens buffering tools, 111-lens buffering baskets, 12-lifting material taking mechanisms, 121-lifting driving parts, 122-transverse transfer driving parts and 123-material taking platforms;

2-lens cleaning device, 21-first handling mechanism, 211-first drive transfer assembly, 212-handling robot, 22-alignment adjustment mechanism, 221-alignment CCD, 222-rotary platform, 223-jig, 23-transfer mechanism, 24-surface cleaning mechanism, 241-first surface cleaning mechanism, 2411-first USC cleaning assembly, 2412-first AOI detection assembly, 242-sorting mechanism, 2421-third drive transfer assembly, 2422-pick-up assembly, 2423-thickness measurement assembly, 2424-cleaning roller, 243-second surface cleaning mechanism, 2431-second USC cleaning assembly, 2432-second AOI detection assembly, 25-transfer mechanism, 251-second drive transfer assembly, 252-socket, 26-stock platform;

the device comprises a 3-dispensing and laminating device, a 31-second conveying mechanism, a 32-first laminating mechanism, a 321-first transverse transfer driving assembly, a 322-laminating lower platform, a 33-dispensing mechanism, a 331-second transverse transfer driving assembly, a 332-dispensing assembly, a 333-height measuring assembly, a 334-glue width detecting assembly, a 34-upper appearance alignment CCD mechanism, a 35-second laminating mechanism, a 351-mounting bracket, a 352-laminating upper platform, a 3521-Z axis lifting driving assembly, a 2522-laminating jig, a 3523-biaxial adjustment platform, a 36-lower appearance alignment CCD mechanism, a 37-UV curing mechanism, a 371-third transverse transfer driving assembly, a 372-blanking platform and a 373-UV curing assembly;

4-finished product unloader, 41-unloading manipulator, 42-ejection of compact feed bin, 421-ejection of compact dish elevating system, 422-charging tray transport mechanism, 420-are the discharge position.

Detailed Description

For further illustration of the various embodiments, the invention is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present invention. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.

Meanwhile, the directions of up, down, front, back, left, right, etc. in this embodiment are merely references to one direction, and do not represent directions in actual use. In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a 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 at least one such feature.

The invention will now be further described with reference to the drawings and detailed description.

Referring to fig. 1 to 13, as a preferred embodiment of the present invention, a dispensing and laminating apparatus for a lens is provided for automatically laminating at least two layers of lenses. The dispensing and laminating equipment for the lenses comprises a frame 10, wherein a lens feeding device 1, a lens cleaning device 2, a dispensing and laminating device 3 and a finished product discharging device 4 are sequentially arranged on the frame 10. Wherein, each mechanism mentioned above coordinates the operation through the processing system, namely lens loading attachment 1, lens cleaning device 2, point gum coincide device 3 and finished product unloader 4 all are connected with the processing system, specifically, this processing system is preferably the PLC processing system among the prior art, and PLC processing system is extensively used for the control of automation machine, is the well known and skilled application of those skilled in the art. For example, the in-place position of the product among the mechanisms can be sensed by arranging a sensor at the corresponding position and output to the processing system; for example, the alignment CCD mechanism transmits the information data obtained by photographing to the processing system, processes the information data by the control system, and outputs signals to control the dispensing and laminating device or other action mechanisms to act, and the like, which are not described herein.

In this embodiment, referring to fig. 1 to 3, a lens feeding device 1 includes a lens buffering tool 11 and a lifting and taking mechanism 12. The lens buffering fixture 11 comprises at least two rows of longitudinally arranged buffering areas, and a lens buffering basket 111 with lenses can be placed in each buffering area. In this embodiment, the lens buffering frock 11 is provided with 5 rows of buffers to guarantee the buffering material loading of lens, realize the non-stop work of this equipment. In this embodiment, the number of lenses to be superimposed is 5, and then the number of the lens buffering tools 11 is 5, and each lens buffering tool 11 is used for feeding each layer of lenses to be superimposed. Of course, in other embodiments, the lens buffering tool 11 may be different according to the number of lenses to be superimposed, which is not limited herein. Wherein each lens buffering fixture 11 is provided with a lifting and taking mechanism 12, and the lifting and taking mechanism 12 is used for pulling out the lens buffering basket 111 of each row of the lens buffering fixtures 11 for the first carrying mechanism 21 (see below) of the lens cleaning device 2 to carry lenses. Specifically, the lifting and taking mechanism 12 includes a lifting driving portion 121, a transverse transfer driving portion 122, and a taking platform 123, where an output end of the lifting driving portion 121 is connected to the taking platform 123 to drive the taking platform 123 to lift and move, and an output end of the transverse transfer driving portion 122 is connected to the taking platform 123 to drive the taking platform 123 to move transversely. Wherein, the material taking platform 123 and the lens buffering basket 111 are provided with positioning columns and slots which are mutually matched and inserted, so that the material taking platform 123 is in butt joint with one row of lens buffering baskets 111, and the lens buffering baskets 111 are pulled out of the lens buffering tool 11 to be arranged on the material taking platform 123 under the driving of the transverse transfer driving part 122. Of course, in other embodiments, the lens feeding device 1 may be a conveyor belt or other feeding device such as a feeding turntable for feeding, which is not limited herein. In this embodiment, the lens buffering tool 11 and the lifting material taking mechanism 12 are matched, so that the lens feeding arrangement is clear, and the subsequent single lens is convenient to transfer to the lens cleaning device.

In this embodiment, after the lens is fed by the lens feeding device 1, the lens is transferred to the lens cleaning device 2 for cleaning the surface of the lens. Referring to fig. 4 to 9, the lens cleaning device 2 includes a first carrying mechanism 21, an alignment adjustment mechanism 22, a transfer mechanism 23, a surface cleaning mechanism 24, a transfer mechanism 25, and a storage platform 26. The first transporting mechanism 21 is in butt joint with the lens feeding device 1 so as to grasp the fed lens and transport the lens to the position of the alignment adjusting mechanism 22. Specifically, the first handling mechanism 21 includes a first driving and transferring assembly 211 and a handling manipulator 212, the handling manipulator 212 is located at an output end of the first driving and transferring assembly 211, and a transferring path of the first driving and transferring assembly 211 is an arrangement direction of the plurality of basket feeding buffer tools 11, so that the handling manipulator 212 can move to any basket feeding buffer tool 11 to grasp a single lens. Further, the first driving and transferring assembly 211 may be a motor-driven screw rod sliding block assembly, or may be a conveyor belt or other driving assemblies such as a motor-driven belt and sliding rail assembly, which is not limited herein. Wherein the carrying manipulator 212 is a six-axis manipulator; the output end of the carrying manipulator 212 is a structure that an air cylinder controls the opening and closing of the clamping jaw, and the clamping jaw is a flexible clamping jaw matched with the lens so as to grasp the lens.

After the first transporting mechanism 21 grabs the lens from the lens feeding device 1, the lens is transported to the position of the position adjusting mechanism 22 to perform position adjustment on the lens. As shown in fig. 6, the alignment adjustment mechanism 22 includes an alignment CCD221, a rotating platform 222, and a jig 223 disposed on the rotating platform 222; the alignment CCD221 is located above the rotation platform 222 and faces the jig 223, the alignment CCD221 photographs the lens which is transported by the first transporting mechanism 21 and placed on the jig 223, and the rear rotation platform 222 drives the jig 223 to rotate so as to adjust the pose of the lens which is located on the jig 223, so that the levelness of the lens is ensured.

In this embodiment, as shown in fig. 4 to 5, the transfer mechanism 25 includes a second driving transfer component 251 and a receiving base 252 disposed at an output end of the second driving transfer component 251, the receiving base 252 is used for placing the lens and can be horizontally transferred under the driving of the second driving transfer component 251, and the transfer mechanism 23 and the surface cleaning mechanism are both located on a conveying path of the transfer mechanism 25. Specifically, the second driving and transferring assembly 251 may be a motor-driven screw rod sliding block assembly, or may be a conveyor belt or other driving assemblies such as a motor-driven belt and sliding rail assembly, which is not limited herein.

In this embodiment, in order to ensure that the holding base 252 is co-linear with the rotating platform 222 of the alignment adjustment mechanism 22, the alignment adjustment mechanism 22 is also disposed at the output end of the second driving and transferring assembly 251 and can move relatively. The lens after alignment adjustment is moved to the transfer mechanism 23 under the drive of the alignment adjustment mechanism 22, the transfer mechanism 23 drives the lens to move downwards so as to pick up the lens, the alignment adjustment mechanism 22 returns to the original position, and the transfer mechanism 23 drives the lens to move upwards. The receiving base 252 is driven by the second driving and transferring assembly 251 to move below the transferring mechanism 23, and the transferring mechanism 23 is driven to move downwards to place the lens on the receiving base 252. Specifically, the relay mechanism 23 includes a lift drive assembly 231 and a pickup jig 232, and the pickup jig 232 is connected to an output end of the lift drive assembly 231 and moves in a vertical direction by the lift drive assembly 231. Wherein the pick-up jig 232 may suck the lens in an adsorption manner.

In this embodiment, the transfer mechanism 25 drives the socket 252 to transfer to the surface cleaning mechanism 24 for surface cleaning of the lens. Referring to fig. 7 to 9, the surface cleaning mechanism 24 includes a first surface cleaning mechanism 241, a sorting mechanism 242, and a second surface cleaning mechanism 243, the first surface cleaning mechanism 241 and the sorting mechanism 242 are located on a conveying path of the transfer mechanism 25, and the second surface cleaning mechanism 243 is located below the sorting mechanism 242, and the lens is transferred to the first surface cleaning mechanism 241 via the transfer mechanism 25 to clean the upper surface of the lens, and then passes through the sorting mechanism 242, the sorting mechanism 242 picks up the lens, and the lower surface of the lens is cleaned by the second surface cleaning mechanism 243 below; the rear stock platform 26 is moved to the sorting mechanism 242, and the sorting mechanism 242 transfers the lenses to the stock platform 26. Specifically, referring to fig. 7, the first surface cleaning mechanism 241 includes a first USC cleaning assembly 2411 and a first AOI detection assembly 2412, an active end of the first USC cleaning assembly 2411 and a detection end of the first AOI detection assembly 2412 are downward, the transfer mechanism 25 sequentially passes through the first USC cleaning assembly 2411 and the first AOI detection assembly 2412, the first USC cleaning assembly 2411 cleans the upper surface of the lens, and the first AOI detection assembly 2412 detects the cleaning effect and the surface appearance defect of the upper surface of the lens. Referring to fig. 9, the second surface cleaning mechanism 243 includes a second USC cleaning assembly 2431 and a second AOI inspection assembly 2432, an active end of the second USC cleaning assembly 2431 and an inspection end of the second AOI inspection assembly 2432 face upward, and the sorting mechanism 242 picks up the lens and sequentially passes through the second USC cleaning assembly 2431 and the second AOI inspection assembly 2432, the second USC cleaning assembly 2431 cleans the lower surface of the lens, and the second AOI inspection assembly 2432 detects the cleaning effect and the surface appearance defect of the lower surface of the lens. The USC cleaning is ultrasonic cleaning, and cavitation, acceleration and direct flow of ultrasonic wave in liquid are utilized to directly and indirectly act on liquid and dirt, so that the dirt layer is dispersed, emulsified and peeled off to achieve the cleaning purpose. The first USC cleaning assembly 2411 and the second USC cleaning assembly 2431 each comprise a cleaning head, an ultrasonic pressure cavity and a vacuum cavity are arranged in the cleaning heads, high-pressure air knives generated by two nozzles of the cleaning heads effectively remove dust particles of 3-100 μm, the dust particles are adsorbed to the vacuum cavity, an air adhesion layer is formed on the surface of a workpiece in the operation process, the adhesion layer can be effectively damaged by ultrasonic waves, so that tiny particles wrapped in the adhesion layer are separated, and finally the particles are sucked away by vacuum, thereby achieving the purpose of cleaning. This is a common technique in the art and will not be described in detail here.

Referring to fig. 8, the sorting mechanism 242 includes a third driving and transferring assembly 2421, and a pickup assembly 2422, a thickness measuring assembly 2423 and a cleaning roller 2424 disposed at an output end of the third driving and transferring assembly 2421, wherein the pickup assembly 2422 includes a lifting portion and a grabbing portion, and an output end of the lifting portion is connected with the grabbing portion. Specifically, the pick-up component 2422 is driven by the third driving and transferring component 2421 to move to the upper part of the transferring mechanism 25, the grabbing part is driven by the lifting part to grab the lens, the thickness measuring component 2423 detects the thickness of the lens, and the cleaning roller 2424 cleans the platform; with the lower surface of the lens facing downward and positioned at the detection end of second surface cleaning mechanism 243 so that second USC cleaning assembly 2431 and second AOI inspection assembly 2432 act upon it.

With continued reference to fig. 4, the stock platform 26 may be provided for placement of a plurality of lenses. In this embodiment, the storage platform 26 is provided with a total of 6 lens placement positions for placing 6 lenses, however, in other embodiments, the number of lenses placed on the storage platform 26 is not limited. Further, to save costs and ensure the docking of the storage platform 26 with the sorting mechanism 242, the storage platform 26 is disposed on the second driving and transferring assembly 251 and is movable relative to the second driving and transferring assembly 251.

The specific working process of the lens cleaning device 2 is as follows: the first carrying mechanism 21 grabs a single lens on the lens buffer basket 111 and carries the single lens to the alignment adjusting mechanism 22 for angle adjustment of the lens so as to ensure levelness of the lens; the rear alignment adjusting mechanism 22 drives the lens to be transferred to the lower part of the transfer mechanism 23, and the transfer mechanism 23 picks up the lens; the second driving and transferring component 251 of the transferring mechanism 25 drives the carrying seat 252 to move below the transferring mechanism 23 so as to transfer the lens to the carrying seat 252, and the rear carrying seat 252 is driven by the second driving and transferring component 251 to the first surface cleaning mechanism 241 for cleaning the upper surface of the lens and detecting the appearance defect of the upper surface; the rear sorting mechanism 242 picks up the lens on the holder 252, and the second surface cleaning mechanism 243 cleans the lower surface of the lens and detects the appearance defect of the lower surface; the rear stock platform 26 is moved to the sorting mechanism 242 to receive the lenses.

In this embodiment, as shown in fig. 4, the dispensing and laminating apparatus 3 is provided with a second carrying mechanism 31 for carrying the lens on the storage platform 26. The second conveying mechanism 31 includes a transverse conveying portion and a grabbing portion disposed at an output end of the transverse conveying portion, so as to drive the grabbing portion to move and grab the lens. Referring to fig. 10, the dispensing and laminating apparatus 3 includes a first laminating mechanism 32, a dispensing mechanism 33, an upper profile alignment CCD mechanism 34, a second laminating mechanism 35, a lower profile alignment CCD mechanism 36, and a UV curing mechanism 37. The first attaching mechanism 32 is used for placing the lens, and the first attaching mechanism 32 can move transversely. Specifically, the first attaching mechanism 32 includes a first lateral transferring driving assembly 321 and an attaching lower platform 322 fixedly disposed at an output end of the first lateral transferring driving assembly 321, the attaching lower platform 322 is provided with a holding fixture for placing a lens, and the attaching lower platform 322 is driven by the first lateral transferring driving assembly 321 to move laterally. The first transverse transfer driving assembly 321 may adopt a driving motor, a screw and a screw slider to realize transmission in the X-axis direction, however, in other embodiments, the first transverse transfer driving assembly 321 may be a conveyor belt or other driving assemblies such as a belt and sliding rail assembly driven by a motor, which is not limited herein.

In this embodiment, the dispensing mechanism 33 and the second attaching mechanism 35 are sequentially located on the moving path of the first attaching mechanism 32. Referring to fig. 11, the dispensing mechanism 33 includes a second lateral transfer driving assembly 331, a dispensing assembly 332, a height measuring assembly 333, and a width detecting assembly 334 sequentially disposed at an output end of the second lateral transfer driving assembly 331; the first attaching mechanism 32 is transferred to the dispensing mechanism 33, and the dispensing mechanism 33 sequentially performs dispensing, dispensing thickness detection and glue width detection on the lens. In this embodiment, the number of lenses to be superimposed is 5, and the dispensing mechanism 33 is used to apply glue to the surfaces of the 2 nd, 3 rd, 4 th and 5 th lenses except the first lens to be superimposed.

In this embodiment, the upper profile alignment CCD mechanism 34 is located between the dispensing mechanism 33 and the second attaching mechanism 35 to perform alignment photographing on the upper surface of the lens transferred by the first attaching mechanism 32, specifically, the dispensing mechanism 33 does not perform dispensing operation on the first lens, so that the first lens is directly transferred to the upper profile alignment CCD mechanism 34 by the first attaching mechanism 32, and the upper surface of the first lens is aligned and photographed by the upper profile alignment CCD mechanism 34 and then directly transferred to the second attaching mechanism 35. Transferring the 2 nd, 3 rd, 4 th and 5 th lenses to be overlapped to the position of the upper appearance alignment CCD mechanism 34, and performing alignment photographing on the upper surface of the lenses by the upper appearance alignment CCD mechanism 34; then the glue is transferred to the position of the glue dispensing mechanism 33, and the glue dispensing mechanism 33 performs the actions of glue dispensing, glue dispensing thickness detection and glue dispensing width detection; and then transferred to the second attaching mechanism 35.

Referring to fig. 12, the second attaching mechanism 35 includes a mounting bracket 351 and an attaching upper platform 352, the attaching upper platform 352 includes a Z-axis lifting driving assembly 3521 and an attaching jig 2522, and the Z-axis lifting driving assembly 3521 is fixedly disposed on the mounting bracket 351 and connected to the attaching jig 2522 to drive the attaching jig 2522 to move along a vertical direction, and the attaching jig 2522 is further connected with an adsorbing assembly to adsorb a lens located on the first attaching mechanism 32. Further, in order to ensure the relative parallelism between the upper bonding stage 352 and the lower bonding stage 322, the upper bonding stage 352 further includes a two-axis adjusting stage 3523, where the two-axis adjusting stage 3523 is connected to the bonding jig 2522 to adjust the relative parallelism between the bonding jig 2522 and the lower bonding stage 322.

In this embodiment, the lower profile alignment CCD mechanism 36 is located below the second attaching mechanism 35 and faces the second attaching mechanism 35, so as to perform alignment photographing on the lower surface of the lens located in the second attaching mechanism 35. In this embodiment, the upper profile alignment CCD mechanism 34 and the lower profile alignment CCD mechanism 36 are provided to ensure accurate alignment of the plurality of lenses, and cooperate with the first bonding mechanism 32 and the second bonding mechanism 35 to ensure levelness and alignment of lamination.

With continued reference to fig. 10, the UV curing mechanism 37 includes a third lateral transfer driving assembly 371 and a discharging platform 372 disposed at an output end of the third lateral transfer driving assembly 371, wherein the discharging platform 372 is provided with a UV curing assembly 373, and the discharging platform 372 is driven by the third lateral transfer driving assembly 371 to move below the second attaching mechanism 35 to receive the overlapped lenses and cure the lenses by the UV curing assembly 373. Further, for accurate docking of the UV curing assembly 373 with the second laminating mechanism 35, the UV curing assembly 373 is co-linear with the first laminating mechanism 32. Wherein, the third transverse transfer driving component 371 can be a screw rod sliding block component driven by a driving motor; the blanking platform 372 adopts the marble Dan Ji, and the UV curing assembly 373 is UV-cured to carry out irradiation activation reaction on glue between lenses, so as to achieve the purpose of curing the glue, and the UV curing assembly 373 is symmetrically arranged on the blanking platform 372 in an annular shape so as to ensure the curing effect on the lenses after lamination. In this embodiment, after the first laminating mechanism 32 and the second laminating mechanism 35 complete lamination of 5 lenses, the second laminating mechanism 35 picks up the lenses and drives the lenses to move upwards, at this time, the UV curing mechanism 37 is transferred to the lower side of the second laminating mechanism 35 to receive the lenses on the second laminating mechanism 35 after lamination, and the UV curing mechanism 37 performs overall curing to ensure the curing effect.

The specific working process of the dispensing and laminating device of the lens is as follows:

the first lens is fed to the first attaching mechanism 32 and is transferred by the first attaching mechanism 32; the lens is moved to the position of the upper contour alignment CCD mechanism 34 to perform contour alignment photographing on the upper surface of the first lens; then the first lens is transferred by the first attaching mechanism 32 to the position of the second attaching mechanism 35, the second attaching mechanism 35 is driven to push down so as to pick up the first lens, and the lower appearance alignment CCD mechanism 5 positioned below the second attaching mechanism 35 performs appearance alignment photographing on the lower surface of the first lens;

the second lens is fed to the first attaching mechanism 32, and is transferred to the upper contour alignment CCD mechanism 34 by the first attaching mechanism 32 to perform contour alignment photographing on the upper surface of the second lens; then the glue is transferred to a glue dispensing mechanism 33 through a first attaching mechanism 32, and the actions of glue dispensing, glue dispensing thickness detection and glue dispensing width detection are carried out; then the first lens and the first lens are positioned on a holding jig of the first attaching mechanism 32, the first lens and the first lens are irradiated by a pre-curing UV lamp on the first attaching mechanism 32 to finish pre-curing, then the second attaching mechanism 35 picks up the pre-cured first lens and the second lens and drives the first lens and the second lens to move upwards, and the lower appearance alignment CCD mechanism 5 positioned below the second attaching mechanism 35 performs appearance alignment photographing on the lower surfaces of the overlapped first lens and second lens;

the action process of other lenses to be overlapped is consistent with that of the second lens, and the other lenses are analogically performed to finish the alignment and the overlapping of 5 lenses; at this time, the 5 lenses which are overlapped are positioned on the second attaching mechanism 35, and the UV curing mechanism 37 is transferred to the lower side of the second attaching mechanism 35 to receive the overlapped lenses on the second attaching mechanism 35, and the UV curing mechanism 37 performs the overall curing.

In this embodiment, referring to fig. 13, the finished product blanking device 4 includes a blanking manipulator 41 and a discharging bin 42, where the blanking manipulator 41 grabs the overlapped lenses from the UV curing mechanism 37, carries the overlapped lenses onto the discharging bin 42, and transfers the lenses to the discharging bin 42 for blanking. Specifically, the discharging manipulator 41 includes a Z-axis lifting driving part, a Y-axis transferring part, an X-axis transferring part, and a gripping part, and is connected to the gripping part through the Z-axis lifting driving part, the Y-axis transferring part, and the X-axis transferring part, so as to drive the gripping part to transfer in the Z-axis, the X-axis, and the Y-axis directions, thereby placing the molded lens in the discharging bin 42. Of course, in other embodiments, the blanking robot 41 may also have a structure including a driving transfer assembly and a six-axis robot at an output end of the driving transfer assembly, which is not limited herein. In this embodiment, the discharging bin 42 includes a tray lifting mechanism 421 and a tray carrying mechanism 422, where the tray lifting mechanism 421 and the tray carrying mechanism 422 are located below the table top of the rack 10, and the discharging position 420 is above the table top. Specifically, the manual or mechanical arm is in butt joint with the tray conveying mechanism 422, so that the empty tray is placed on the tray conveying mechanism 422 and is transferred by the tray conveying mechanism, the empty tray is transferred to the tray lifting mechanism 421, and the empty tray is lifted to the upper side by the tray lifting mechanism 421; four cylinders are arranged at the tray lifting mechanism 421 to calibrate the empty tray positioned on the outermost surface; the rear blanking manipulator 41 puts the overlapped lenses into an empty tray; after the empty material tray is full, the full material tray is conveyed to a discharging position 420 by a discharging manipulator 41; and then carrying and discharging by manpower or AGV.

The invention also provides a dispensing and laminating method, which is characterized in that: the method comprises the following steps:

a1, providing the dispensing and laminating equipment for the lenses, and providing a plurality of layers of lenses;

a2, cleaning the lenses in sequence;

a3, dispensing the rest lenses except the first lens to be overlapped in sequence;

and A4, overlapping the single lens after dispensing with the lower surface of the previous lens.

Wherein, in the step A2, the lenses are cleaned in sequence, specifically, the surfaces of the lenses are cleaned. Further, surface cleaning the lens includes surface cleaning a first surface of the lens, AOI inspection of the first surface; and performing surface cleaning and AOI inspection of the second surface of the lens.

And A4, overlapping the single lens after dispensing with the lower surface of the previous lens, and performing counterpoint photographing on the upper surface and the lower surface of the lens. Specifically, performing alignment photographing on the upper surface and alignment photographing on the lower surface of the first lens to locate the transmitted pose of the first lens; firstly, photographing the upper surface of the second lens, comparing the detection information of the upper surface of the second lens with the detection information of the lower surface of the first lens, so as to adjust the position between the first lens and the second lens, ensure the accurate alignment of the first lens and the second lens, facilitate the superposition of the first lens and the second lens, and at the moment, photographing the lower surfaces of the first lens and the second lens after superposition in an alignment mode; and then, carrying out counterpoint photographing on the upper surface of the third lens, processing the detection information of the upper surface of the third lens and the counterpoint photographing information of the lower surfaces of the first lens and the second lens after superposition, so as to adjust the positions between the third lens and the first lens and the second lens after superposition, ensure the accurate counterpoint of the third lens and the first lens and the second lens after superposition, facilitate the subsequent superposition actions, and the like, realize butt joint detection among a plurality of lenses, and ensure the accuracy of superposition.

Furthermore, the embodiment further includes step A5, curing the laminated multilayer lens. Specifically, the method comprises two steps of pre-curing and self-curing. The pre-curing is that, after step A4 is completed: overlapping the single lens after dispensing with the lower surface of the previous lens, and pre-curing the overlapped lens at the moment; the curing is to complete the superposition of a plurality of lenses with required number, then to cure the final formed superposition lens, and the curing effect is ensured through two steps of pre-curing and the curing.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. Dispensing and laminating equipment for lenses is characterized in that: the device comprises a frame, wherein a lens feeding device, a lens cleaning device, a dispensing and laminating device and a finished product discharging device are sequentially arranged on the frame, and after the lens is fed by the lens feeding device, the lens is transferred to the lens cleaning device for cleaning the surface of the lens; the lens cleaning device comprises a surface cleaning mechanism, a transfer mechanism and a storage platform, wherein the transfer mechanism is used for receiving a fed lens, the lens is transferred to the surface cleaning mechanism through the transfer mechanism to perform surface cleaning action, the cleaned lens is sequentially transferred to the storage platform, the storage platform can be used for placing a plurality of lenses, the lens on the storage platform is transferred to the dispensing and laminating device, the dispensing and laminating device is used for sequentially laminating a plurality of lenses, and then the finished product discharging device is used for transferring and discharging the laminated lenses.

2. The dispensing laminating apparatus for lenses according to claim 1, wherein: the lens cleaning mechanism comprises a first surface cleaning mechanism, a sorting mechanism and a second surface cleaning mechanism, wherein the first surface cleaning mechanism and the sorting mechanism are positioned on a conveying path of the conveying mechanism, the second surface cleaning mechanism is positioned below the sorting mechanism, lenses are conveyed to the first surface cleaning mechanism through the conveying mechanism to clean the upper surfaces of the lenses, and then pass through the sorting mechanism, the sorting mechanism picks up the lenses, and the second surface cleaning mechanism below cleans the lower surfaces of the lenses; and the rear storage platform is transferred to the sorting mechanism, and the sorting mechanism transfers the lenses to the storage platform.

3. The dispensing laminating apparatus for lenses according to claim 2, wherein: the first surface cleaning mechanism comprises a first USC cleaning assembly and a first AOI detection assembly, the action end of the first USC cleaning assembly and the detection end of the first AOI detection assembly face downwards, the transfer mechanism sequentially passes through the first USC cleaning assembly and the first AOI detection assembly, the first USC cleaning assembly cleans the upper surface of the lens, and the first AOI detection assembly detects the cleaning effect and the surface appearance defects of the upper surface of the lens.

4. The dispensing laminating apparatus for lenses according to claim 2, wherein: the second surface cleaning mechanism comprises a second USC cleaning assembly and a second AOI detection assembly, the acting end of the second USC cleaning assembly and the detection end of the second AOI detection assembly face upwards, the sorting mechanism picks up the lenses and sequentially passes through the second USC cleaning assembly and the second AOI detection assembly, the second USC cleaning assembly cleans the lower surface of the lenses, and the second AOI detection assembly detects the cleaning effect and the surface appearance defects of the lower surface of the lenses.

5. The dispensing laminating apparatus for lenses according to claim 1, wherein: the lens cleaning device further comprises a first conveying mechanism, wherein the first conveying mechanism is arranged between the lens feeding device and the transfer mechanism, so as to grasp lenses on the lens feeding device and convey the lenses.

6. The dispensing laminating apparatus for lenses according to claim 1, wherein: the lens cleaning device further comprises an alignment adjusting mechanism and a transfer mechanism, wherein the alignment adjusting mechanism and the transfer mechanism are positioned at the starting end of the transfer mechanism, lenses fed by the lens feeding device are transferred to the alignment adjusting mechanism to align and adjust the lenses, and the transfer mechanism picks up the adjusted lenses and transfers the lenses to the transfer mechanism.

7. The dispensing laminating apparatus for lenses according to claim 6, wherein: the alignment adjustment mechanism comprises an alignment CCD, a rotary platform and a jig arranged on the rotary platform, wherein the jig is used for placing a lens, the alignment CCD is arranged above the rotary platform and faces towards the jig, the alignment CCD photographs the lens, and the rotary platform drives the jig to rotate so as to adjust the pose of the lens on the jig.

8. The dispensing laminating apparatus for lenses according to claim 1, wherein: the dispensing and laminating device comprises a first laminating mechanism, a dispensing mechanism and a second laminating mechanism, wherein the first laminating mechanism is used for placing lenses, the first laminating mechanism can move transversely, the dispensing mechanism and the second laminating mechanism are sequentially positioned on a moving path of the first laminating mechanism, and the first laminating mechanism transfers the first lenses to the second laminating mechanism and picks up the lenses by the second laminating mechanism; the first laminating mechanism sequentially transfers the rest lenses to be laminated to the dispensing mechanism for dispensing, and transfers the rest lenses to the second laminating mechanism, and the second laminating mechanism is driven to press downwards to be laminated with the first laminating mechanism, so that the lenses on the second laminating mechanism are aligned and laminated with the lenses on the first laminating mechanism; and the second attaching mechanism picks up the overlapped lenses and drives the lenses to move upwards.

9. The dispensing laminating apparatus for lenses according to claim 8, wherein: the dispensing and laminating device further comprises an upper appearance alignment CCD mechanism and a lower appearance alignment CCD mechanism, wherein the upper appearance alignment CCD mechanism is positioned between the dispensing mechanism and the second laminating mechanism, so that the upper surface of the lens transferred by the first laminating mechanism is aligned and photographed, and the lower appearance alignment CCD mechanism is positioned below the second laminating mechanism and faces the second laminating mechanism, so that the lower surface of the lens positioned in the second laminating mechanism is aligned and photographed.

10. A dispensing and laminating method of a lens is characterized in that: the method comprises the following steps:

a1, providing a dispensing and laminating device for the lenses according to any one of claims 1-9, and providing a multi-layer lens;

a2, cleaning the lenses in sequence;

a3, dispensing the rest lenses except the first lens to be overlapped in sequence;

and A4, overlapping the single lens after dispensing with the lower surface of the previous lens.

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