CN111633971B - Optical plastic lens film coating treatment process - Google Patents
Optical plastic lens film coating treatment process Download PDFInfo
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- CN111633971B CN111633971B CN202010538688.4A CN202010538688A CN111633971B CN 111633971 B CN111633971 B CN 111633971B CN 202010538688 A CN202010538688 A CN 202010538688A CN 111633971 B CN111633971 B CN 111633971B
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- roller
- conveying
- guide
- trimming
- plastic lens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/0004—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
Abstract
The invention relates to an optical plastic lens film coating treatment process, in particular to an optical plastic lens film coating treatment device which comprises a machine table, a conveying guide mechanism, a conveying mechanism, a film coating pressing mechanism and an edge trimming mechanism, wherein the film coating pressing mechanism comprises a film coating pressing roller capable of being lifted, and the film coating pressing roller comprises a pressing roller barrel, a roller core, a scraper and an end shaft disc.
Description
Technical Field
The invention relates to the technical field of optical material production, and particularly provides a film coating treatment process for an optical plastic lens.
Background
The plastic lens is widely popularized and applied in the field of optical lenses by the advantages of low cost, easy preparation, easy processing and the like, particularly to middle and low-end optical equipment, and in order to ensure the optical performance of the plastic lens and avoid the problems of scratches and the like on the surface of the plastic lens, the plastic lens needs to be subjected to film coating treatment before leaving a factory in the production and manufacturing process of the plastic lens, and the following problems mainly exist in the actual production process of the film coating treatment of the optical plastic lens:
1) in the step of laminating and pressing, a simple compression roller is often used for laminating, and after actual laminating, the problems of untight laminating, wrinkle of the laminated film and the like sometimes exist, so that the overall laminating quality and the optical performance effect are influenced;
2) when the film covering treatment is carried out, the plastic lenses are often randomly placed for the film covering treatment, and a wide plastic film material is often needed for ensuring the complete film covering, so that the serious waste of the film covering material can be caused after trimming.
Based on the problems, the invention provides an optical plastic lens film coating treatment process, and particularly relates to an optical plastic lens film coating treatment device which is mainly used for performing film coating processing treatment on a rectangular whole plastic lens.
Disclosure of Invention
In order to solve the above problems, the present invention provides a film coating process for an optical plastic lens, which is used to solve the above problems in the background art.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a processing technology for an optical plastic lens film specifically comprises the following steps:
s1, conveying guide adjustment: correspondingly adjusting the guide width of the conveying guide mechanism according to the width of the plastic lens to be subjected to film coating treatment;
s2, trimming position adjustment: correspondingly adjusting the positions of the two trimming mechanisms by taking the guide width of the conveying guide mechanism after being adjusted in the step S1 as a reference standard, so that the positions of the trimming mechanisms after being adjusted can be attached to the side edges of the plastic lenses for film trimming;
s3, conveying plastic lenses: conveying the plastic lens to be coated into a conveying guide mechanism, and placing the plastic lens on the conveying mechanism to drive the plastic lens to be coated to be conveyed forwards;
s4, laminating: laminating the film material belt for laminating on the forward conveyed plastic lens by a laminating and laminating mechanism;
s5, trimming the film: under the continuous conveying of the conveying mechanism, film trimming processing is carried out on the two sides of the plastic lens after the film covering and laminating in the step S4 through the two trimming mechanisms;
s6: cutting: cutting off the film material belt between two adjacent plastic lenses after continuous film coating treatment, thereby obtaining a whole plastic lens after film coating treatment;
the optical plastic lens film coating treatment process adopting the steps S1-S6 further specifically relates to an optical plastic lens film coating treatment device in the process of film coating treatment of the optical plastic lens, and the device comprises a machine table, a conveying guide mechanism, a conveying mechanism, a film coating pressing mechanism and an edge trimming mechanism, wherein the machine table comprises two parallel support frames and a sliding guide frame which is fixedly connected between the two support frames and is arranged in parallel; wherein:
the conveying guide mechanism comprises a bidirectional hand wheel screw and two rotating roller seats arranged in a mirror image manner, the bidirectional hand wheel screw is horizontally and rotatably arranged between the two support frames, the two rotating roller seats are in one-to-one corresponding threaded connection with two thread sections on the bidirectional hand wheel screw, wherein the thread turning directions of the two thread sections are opposite, the two rotating roller seats are horizontally and slidably arranged between the two sliding guide frames, a position avoiding gap is arranged at the side position of the rotating roller seat close to the support frame, guide side plates are arranged on the rotary roller seat and positioned at two sides of the avoidance gap, the guide side plates are of an inverted L-shaped structure, a plurality of guide wheels are vertically and rotatably mounted at the position of the inner side wall of the guide side plate, a plurality of guide ball assemblies are arranged at the position of the inner top end of the guide side plate, and the guide wheels and the guide ball assemblies are all linearly and uniformly arranged along the conveying direction of the conveying mechanism;
the conveying mechanism is arranged on the two rotating roller seats, the film laminating mechanism is arranged between the two support frames, the trimming mechanisms are correspondingly arranged on the two support frames, the two trimming mechanisms are arranged in a mirror image mode relative to the conveying direction perpendicular to the conveying mechanism, and the film laminating mechanism and the two trimming mechanisms are both located at the position of the position avoiding gap;
the laminating and pressing mechanism comprises a liftable laminating press roller, the axial direction of the laminating press roller is vertical to the conveying direction of the conveying mechanism, the laminating press roller comprises a press roller barrel, a roller core, a scraper and an end shaft disc, six rectangular strip-shaped holes are formed in the cylindrical surface of the press roller barrel in a circumferential array relative to the central shaft of the press roller barrel, the roller core is positioned at the central shaft of the press roller barrel, the two ends of the roller core are flush with the two ends of the press roller barrel correspondingly, the cross section of the roller core is in a regular hexagon, four pin shafts are correspondingly arranged on the six side wall surfaces of the roller core, a pressure spring is sleeved on each pin shaft, the four pin shafts positioned on the same side wall surface are correspondingly provided with the scraper in a sliding manner, the two ends of the pressure spring are fixedly connected between the roller core and the scraper, and the six scrapers correspondingly penetrate through the six strip-shaped holes one by one, and the two side ends of the pressing roller and the roller core are correspondingly and fixedly connected with the end shaft discs.
Preferably, the conveying mechanism comprises a conveying driving motor, driving conveying rollers, a transmission toothed belt and driven conveying rollers, rectangular roller frames are arranged on the roller seats, a plurality of driving conveying rollers are rotatably arranged in the roller frame of one of the roller seats, the driving conveying rollers are linearly and uniformly arranged in the horizontal direction, the driven conveying rollers with the number equal to that of the driving conveying rollers are rotatably arranged in the roller frame of the other roller seat, an output shaft of the conveying driving motor is fixedly connected with a shaft end of one of the driving conveying rollers, the conveying driving motor is fixedly arranged on the side wall of the roller seat, circular cutting toothed belt grooves are formed in the driving conveying rollers, the transmission toothed belt is meshed and sleeved on the toothed belt grooves of all the driving conveying rollers, and the transmission toothed belt is lower than the horizontal section of the upper end of the driving conveying roller, the key inserting shaft is arranged at the shaft end of one side of the driving conveying roller, the key groove shaft matched with the key inserting shaft is arranged at the shaft end of one side of the driven conveying roller, and the driving conveying roller and the driven conveying roller are arranged in a one-to-one corresponding matched mode through the key inserting shaft in a sliding insertion mode.
Preferably, the laminating and pressing mechanism further comprises a lifting cylinder, a pressing roller seat and a pressing roller driving motor, wherein the lifting cylinder is vertically arranged on the support frame, the output ends of the lifting cylinder are correspondingly connected with the pressing roller seat, the pressing roller seat is vertically arranged on the support frame in a sliding mode, the end shaft discs are rotatably arranged on the pressing roller seat in a one-to-one correspondence mode, the pressing roller driving motor is fixedly arranged on one of the pressing roller seat, and the pressing roller driving motor is fixedly connected with one of the end shaft disc shaft ends.
Preferably, the trimming mechanism comprises an adjusting cylinder, an L-shaped fixed seat, a trimming motor and two auxiliary roller set assemblies, the adjusting cylinder is fixedly installed on the outer side wall of the supporting frame, the output end of the adjusting cylinder is fixedly connected with the outer side wall of the fixed seat, the trimming motor is fixedly installed on the outer side wall of the fixed seat, a disc-shaped trimming knife is arranged on the output shaft of the trimming motor, the auxiliary roller set assemblies are arranged on the fixed seat, and the auxiliary roller set assemblies are distributed on two sides of the trimming knife.
Preferably, the auxiliary roller set assembly comprises a guide pillar, a roller seat plate, a tension spring and auxiliary compression rollers, wherein the guide pillar is vertically arranged on the fixed seat in a sliding mode, the roller seat plate is fixedly connected with the bottom end of the guide pillar, the tension spring is sleeved on the guide pillar, two ends of the tension spring are fixedly connected with the fixed seat and the roller seat plate, and the roller seat plate is rotatably provided with a plurality of auxiliary compression rollers.
Preferably, the guide ball assembly comprises a sliding pin, a ball and a spring, the sliding pin is vertically arranged on the guide side plate in a sliding mode, the ball is movably embedded into the bottom end of the sliding pin, the spring is sleeved on the sliding pin, and the spring is fixedly connected between the top end in the guide side plate and the sliding pin.
The technical scheme has the following advantages or beneficial effects:
1. the invention provides a process for treating a coated film of an optical plastic lens, in particular to a device for treating the coated film of the optical plastic lens, the laminating press roller arranged in the laminating and pressing mechanism is an improved design of the traditional press roller for laminating, a scraper connected by a spring is arranged in the laminating press roller and can enter and exit relative to the strip-shaped hole of the press roller, in the laminating and pressing process, the scraper blade in the rotating laminating press roller rotates around the rotation center along with the laminating press roller, the scraper blade can not only carry out laminating and pressing like the press roller cylinder, meanwhile, the scraper can spread and smooth the plastic film to be laminated and can also scrape and smooth the plastic lens after film coating, the laminating device has the advantages that the plastic film can be effectively compressed and attached to the plastic lens in the laminating process, the tightness of the pressing is guaranteed, the smoothness of the laminating can be guaranteed, and the laminating wrinkles are avoided.
2. The invention provides an optical plastic lens film coating treatment process, and particularly relates to an optical plastic lens film coating treatment device.
Drawings
The invention and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. The drawings, in which like numerals refer to like parts throughout the several views and which are not necessarily drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 is a process flow chart of a coating treatment process for an optical plastic lens according to the present invention;
FIG. 2 is a schematic view of the overall structure of an optical plastic lens film coating processing device provided by the present invention;
FIG. 3 is an enlarged partial schematic view at A in FIG. 2;
FIG. 4 is a front view of the assembly of the roller block and two guide side plates;
FIG. 5 is a side view of the assembly of the roller block and two guide side plates;
FIG. 6 is an enlarged partial schematic view at B in FIG. 5;
FIG. 7 is a schematic view of the overall structure of the laminating mechanism;
FIG. 8 is a schematic view of the overall construction of the deburring mechanism;
FIG. 9 is a schematic perspective view of a laminating roller without an end hub;
FIG. 10 is a cross-sectional view of a laminating roller with the stub shaft disk unassembled;
FIG. 11 is a side view of the laminating roller without the stub shaft disk assembled.
In the figure: 1. a machine platform; 11. a support frame; 12. a sliding guide frame; 2. a conveying guide mechanism; 21. a bidirectional hand wheel screw; 22. a roller seat is rotated; 221. rotating a roller frame; 222. avoiding gaps; 23. a guide side plate; 231. a guide wheel; 232. a guide ball assembly; 2321. a slide pin; 2322. a ball bearing; 2323. a spring; 3. a conveying mechanism; 31. a conveying drive motor; 32. an active delivery roller; 321. a toothed belt groove; 322. a key insertion shaft; 33. a drive toothed belt; 34. a driven delivery roll; 341. a keyway shaft; 4. a laminating and pressing mechanism; 41. a lifting cylinder; 42. a press roller seat; 43. laminating press rollers; 431. pressing the roller; 4311. a strip-shaped hole; 432. a roll core; 4321. a pin shaft; 4322. a pressure spring; 433. a squeegee; 434. an end shaft disc; 44. the compression roller drives the motor; 5. a trimming mechanism; 51. an adjusting cylinder; 52. a fixed seat; 53. trimming the motor; 531. trimming knives; 54. an auxiliary roller set assembly; 541. a guide post; 542. a roll saddle plate; 543. a tension spring; 544. and (4) auxiliary press rolls.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for the purpose of providing those skilled in the art with a more complete, accurate and thorough understanding of the concept and technical solution of the present invention, and to facilitate the implementation thereof, but not to limit the present invention.
Referring to fig. 1-11, a process for coating a film on an optical plastic lens specifically comprises the following steps:
s1, conveying guide adjustment: correspondingly adjusting the guide width of the conveying guide mechanism 2 according to the width of the plastic lens to be subjected to film coating treatment;
s2, trimming position adjustment: correspondingly adjusting the positions of the two trimming mechanisms 5 by taking the guide width of the conveying guide mechanism 2 after the adjustment in the step S1 as a reference standard, so that the adjusted trimming mechanisms 5 can be positioned to be attached to the side edges of the plastic lenses for film trimming;
s3, conveying plastic lenses: the plastic lens to be coated is sent into the conveying guide mechanism 2 and placed on the conveying mechanism 3 to be driven to convey forwards;
s4, laminating: laminating the film material belt for laminating on the plastic lens conveyed forwards through the laminating and laminating mechanism 4;
s5, trimming the film: under the continuous conveying of the conveying mechanism 3, the two trimming mechanisms 5 are used for trimming the films on the two sides of the plastic lens subjected to film covering and laminating in the step S4;
s6: cutting: cutting off the film material belt between two adjacent plastic lenses after continuous film coating treatment, thereby obtaining a whole plastic lens after film coating treatment;
the optical plastic lens film coating treatment process adopting the steps S1-S6 further specifically relates to an optical plastic lens film coating treatment device in the process of performing film coating treatment on the optical plastic lens, and the device comprises a machine table 1, a conveying guide mechanism 2, a conveying mechanism 3, a film coating pressing mechanism 4 and a trimming mechanism 5, wherein the machine table 1 comprises two parallel supporting frames 11 and sliding guide frames 12 which are fixedly connected between the two supporting frames 11 and are arranged in parallel, the film coating pressing mechanism 4 is arranged between the two supporting frames 11, the two supporting frames 11 are respectively and correspondingly provided with the trimming mechanism 5, the two trimming mechanisms 5 are arranged in a mirror image mode relative to the conveying direction perpendicular to the conveying mechanism 3, and the film coating pressing mechanism 4 and the two trimming mechanisms 5 are both positioned at the position avoiding gap 222;
the conveying guide mechanism 2 comprises a bidirectional hand wheel screw 21 and two rotary roller seats 22 arranged in a mirror image manner, the bidirectional hand wheel screw 21 is horizontally and rotatably arranged between the two support frames 11, the two rotary roller seats 22 are in one-to-one corresponding threaded connection with two thread sections on the bidirectional hand wheel screw 21, wherein the thread turning directions of the two thread sections are opposite, and the two roller seats 22 are horizontally arranged between the two sliding guide frames 12 in a sliding way, a position avoiding gap 222 is arranged on the side position of the roller seat 22 close to the support frame 11 (the position avoiding gap 222 is used as a position avoiding area for coating and trimming), two sides of the avoiding gap 222 on the roller seat 22 are provided with guide side plates 23, the guide side plates 23 are in an inverted L-shaped structure, seven guide wheels 231 are vertically and rotatably mounted at the inner side wall position of the guide side plates 23, seven guide ball assemblies 232 are arranged at the inner top end position of the guide side plates 23, and the seven guide wheels 231 and the seven guide ball assemblies 232 are all linearly and uniformly arranged along the conveying direction of the conveying mechanism 3; the guide ball assembly 232 comprises a sliding pin 2321, a ball 2322 and a spring 2323, the sliding pin 2321 is vertically and slidably arranged on the guide side plate 23, the ball 2322 is movably embedded into the bottom end of the sliding pin 2321, the spring 2323 is sleeved on the sliding pin 2321, and two ends of the spring 2323 are welded between the top end in the guide side plate 23 and the sliding pin 2321.
The width dimensions of the optical plastic lenses to be processed by coating are different, so that the conveying guide mechanism 2 needs to perform corresponding adjustment according to the specific width of the plastic lenses, when the conveying guide adjustment of step S1 is performed, the two roller bases 22 are driven to slide oppositely or backwards along the sliding guide frame 12 by rotating the bidirectional handwheel screw 21, and then the distance between the two roller bases 22 is adjusted, so that after the plastic lenses are flatly placed on the conveying mechanism 3, both sides of the plastic lenses are just in contact with the guide wheels 231 on the guide side plates 23 on the two roller bases 22, during the conveying process, the guide wheels 231 in contact with both sides of the plastic lenses provide rolling guide, the plastic lenses pass through from the lower ends by being attached with the balls 2322, under the action of the elastic force of the springs 2323, the balls 2322 slightly press the plastic lenses, and the balls 2322 can cooperate with the conveying mechanism 3 to convey the plastic lenses; through the arrangement of the conveying and guiding mechanism 2, on one hand, the plastic lenses can be guided and conveyed, so that film covering operation is facilitated, the incomplete film covering condition can be avoided, the film material belt with a proper width can be selected favorably to avoid material waste, and on the other hand, the film material belt can be used as a reference datum of the two trimming mechanisms 5, so that film trimming processing can be accurately performed on two sides of the plastic lenses after film covering.
The two trimming mechanisms 5 correspondingly trim redundant films on two sides of the plastic lens after film coating; the trimming mechanism 5 comprises an adjusting cylinder 51, an L-shaped fixed seat 52, a trimming motor 53 and two auxiliary roller set assemblies 54, wherein the adjusting cylinder 51 is fixedly arranged on the outer side wall of the support frame 11 through screws, the output end of the adjusting cylinder 51 is fixedly welded with the outer side wall of the fixed seat 52, the trimming motor 53 is fixedly arranged on the outer side wall of the fixed seat 52 through screws, a disc-shaped trimming knife 531 is arranged on the output shaft of the trimming motor 53, the two auxiliary roller set assemblies 54 are arranged on the fixed seat 52, and the two auxiliary roller set assemblies 54 are distributed on two sides of the trimming knife 531; the auxiliary roller set assembly 54 includes a guide post 541, a roller seat plate 542, a tension spring 543 and auxiliary pressing rollers 544, the guide post 541 is vertically slidably disposed on the fixing seat 52, the roller seat plate 542 is fixedly welded to the bottom end of the guide post 541, the tension spring 543 is sleeved on the guide post 541, two ends of the tension spring 543 are fixedly welded to the fixing seat 52 and the roller seat plate 542, and the roller seat plate 542 is rotatably mounted with three auxiliary pressing rollers 544.
After the conveying guiding adjustment of step S1 is completed, the operation of adjusting the trimming position of step S2 can be performed with the conveying guiding mechanism 2 as a reference, and the position of the plastic lens is determined by the conveying guiding mechanism 2 when the plastic lens is guided by the conveying guiding mechanism 2 and conveyed to the area where the clearance gap 222 is located under the conveying of the conveying mechanism 3, so that when the adjustment of step S2 is performed, the adjusting cylinders 51 in the two trimming mechanisms 5 are respectively started to drive the fixed seat 52 to move perpendicular to the conveying direction of the plastic lens, so that the two trimming knives 531 can be located to be adhered to two sides of the plastic lens for trimming after the adjustment.
The conveying mechanism 3 is arranged on two roller seats 22, the conveying mechanism 3 comprises a conveying driving motor 31, driving conveying rollers 32, transmission toothed belts 33 and driven conveying rollers 34, rectangular roller frames 221 are arranged on the roller seats 22, thirteen driving conveying rollers 32 are rotatably arranged in the roller frame 221 of one roller seat 22, the thirteen driving conveying rollers 32 are uniformly arranged in a straight line along the horizontal direction, the driven conveying rollers 34 with the same number as the driving conveying rollers 32 are rotatably arranged in the roller frame 221 of the other roller seat 22, an output shaft of the conveying driving motor 31 is fixedly connected with a shaft end of one driving conveying roller 32, the conveying driving motor 31 is fixedly arranged on the side wall of the roller seat 22 through screws, circular cutting toothed belt grooves 321 are arranged on the driving conveying rollers 32, the transmission toothed belts 33 are engaged and sleeved on the toothed belt grooves 321 of all the driving conveying rollers 32, the transmission toothed belts 33 are lower than the horizontal section of the upper ends of the driving conveying rollers 32 (can not cause interference), the shaft end of one side of the driving conveying roller 32 is provided with a key insertion shaft 322, the shaft end of one side of the driven conveying roller 34 is provided with a key groove shaft 341 matched with the key insertion shaft 322, and the driving conveying roller 32 and the driven conveying roller 34 are arranged in a one-to-one corresponding matching mode through the key insertion shaft 322 and are inserted into the key groove shaft 341 in a sliding mode.
The driving transport rollers 32 and the driven transport rollers 34 are matched with the key groove shaft 341 through the key insertion shaft 322, on one hand, when the transport guide mechanism 2 is adjusted, the driving transport rollers 32 and the driven transport rollers 34 can slide with each other, on the other hand, the driven transport rollers 34 can be interlocked with the driving transport rollers 32, when the operation of transporting plastic lenses in step S3 is executed, the plastic lenses to be coated pass through the guide wheels 231 at both sides and the balls 2322 from the lower side (from the left side in the view of fig. 2), and are placed on the transport mechanism 3, one of the driving transport rollers 32 is driven to rotate by starting the transport driving motor 31, so that all the driving transport rollers 32 are synchronously rotated by the transmission toothed belt 33, and then each driving transport roller 32 drives the driven transport rollers 34 matched and connected therewith to synchronously rotate, so that all the driving transport rollers 32 and all the driven transport rollers 34 are synchronously rotated, thereby driving the plastic lens to be automatically conveyed forwards.
The laminating and pressing mechanism 4 comprises a liftable laminating press roller 43, the axial direction of the laminating press roller 43 is vertical to the conveying direction of the conveying mechanism 3, the laminating press roller 43 comprises a press roller 431, a roller core 432, a scraper 433 and an end shaft disc 434, six rectangular strip-shaped holes 4311 are formed in the cylindrical surface of the press roller 431 in a circumferential array relative to the central shaft of the press roller 431, the roller core 432 is positioned at the central shaft position of the press roller 431, two ends of the roller core 432 are correspondingly flush with two ends of the press roller 431, the cross section of the roller core 432 is in a regular hexagon, four pin shafts 4321 are correspondingly arranged on six side wall surfaces of the roller core 432, the four pin shafts 4321 are uniformly distributed, a pressure spring 4322 is sleeved on each pin shaft 4321, the four pin shafts 4321 on the same side wall surface are correspondingly provided with the scraper 433 in a sliding manner, two ends of the pressure spring 4322 are fixedly connected between the roller core 432 and the scraper 433 in a welding manner, the six scrapers 433 correspondingly penetrate through the six strip-shaped holes 4311, end shaft discs 434 are correspondingly welded at the two side ends of the pressing roller 431 and the roller core 432; tectorial membrane pressing mechanism 4 still includes lift cylinder 41, compression roller seat 42 and compression roller driving motor 44, equal vertical lift cylinder 41 of installing on two support frames 11, the output of two lift cylinders 41 all corresponds and is connected with compression roller seat 42, the vertical slip setting of compression roller seat 42 is on support frame 11, two end reel 434 one-to-one rotate and install on two compression roller seats 42, compression roller driving motor 44 passes through bolt fixed mounting on one of them compression roller seat 42, and compression roller driving motor 44 is rather than one of them end reel 434 axle head fixed connection.
Before laminating, the laminating mechanism 4 needs to be adjusted, that is, the lifting cylinders 41 on both sides are synchronously started to drive the two pressing roller bases 42 to synchronously descend, so that the laminating pressing rollers 43 synchronously descend, and after adjustment, the pressing rollers 431 can cling to the plastic lenses after laminating, when step S4 laminating operation is performed, on one hand, the plastic lenses are automatically conveyed forwards under the guidance of the conveying guide mechanism 2 through the conveying mechanism 3, on the other hand, the plastic film material belts are automatically discharged through the existing automatic winding and unwinding machine on the left side (the left side refers to the attached drawing 2) of the laminating mechanism 4, the discharged plastic films are placed on the plastic lenses, the laminating pressing rollers 43 are driven to rotate by the pressing roller driving motor 44, and in the rotating process of the laminating pressing rollers 43, when the laminating pressing rollers 43 rotate to the state shown in the attached drawing 11, the pressure roller 431 will be the plastic film pressfitting on plastic lens, it has the guide effect to the plastic film of not pressfitting to be located left scraper 433, can prop tight plastic film in advance, smooth, and the scraper 433 that is located right side will be along with the tectorial membrane compression roller 43 do clockwise pivoted in-process to the plastic lens part that has accomplished the tectorial membrane pressfitting and carry out further compressing tightly and smooth, when scraper 433 rotates vertical decurrent state, scraper 433 will contract totally in bar hole 4311, in the rotation process of tectorial membrane compression roller 43, scraper 433 both can carry out the tectorial membrane pressfitting with pressure roller 431 is the same, scraper 433 can provide the effect that the direction was moved and is smoothed simultaneously, make in the tectorial membrane in-process plastic film can effectively compress tightly the laminating on plastic lens, can guarantee the planarization of tectorial membrane simultaneously, avoid the condition emergence of tectorial membrane fold.
When the film trimming operation of step S5 is performed, the plastic lens after the film covering is completed in step S4 is continuously conveyed forward, and when passing through the trimming mechanism 5, in the trimming mechanism 5, the auxiliary pressure roller 544 in the auxiliary roller set 54 located at the inner side presses against the plastic lens to be covered, and the auxiliary pressure roller 544 in the auxiliary roller set 54 located at the outer side presses against the excessive plastic film located at the side edge of the plastic lens, so that under the cooperation of the two auxiliary roller set assemblies 54, the plastic film at the side edge position of the plastic lens during trimming can be prevented from warping, and during the forward conveying of the plastic lens under the auxiliary rolling of the auxiliary pressure roller 544, the trimming motor 53 drives the trimming knife 531 to complete the trimming of the excessive plastic film.
When the dividing and cutting operation of step S6 is performed, a continuous processing is performed in the actual coating process, and after the plastic lens is coated and trimmed, the plastic film strip can be manually divided and cut to obtain a complete plastic lens after coating.
Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention and are not described herein.
The above description is of the preferred embodiment of the invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; it will be understood by those skilled in the art that various changes and modifications may be made, or equivalents may be modified, without departing from the spirit of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (4)
1. A film coating treatment process for an optical plastic lens is characterized by comprising the following steps: the treatment process specifically comprises the following steps:
s1, conveying guide adjustment: correspondingly adjusting the guide width of the conveying guide mechanism (2) according to the width of the plastic lens to be subjected to film coating treatment;
s2, trimming position adjustment: correspondingly adjusting the positions of the two trimming mechanisms (5) by taking the guide width of the conveying guide mechanism (2) after being adjusted in the step S1 as a reference standard, so that the positions of the trimming mechanisms (5) after being adjusted can be attached to the side edges of the plastic lenses for film trimming;
s3, conveying plastic lenses: the plastic lens to be coated is sent into a conveying guide mechanism (2) and placed on a conveying mechanism (3) to be driven to convey forwards;
s4, laminating: laminating the film material belt for laminating on the plastic lens conveyed forwards through a laminating and laminating mechanism (4);
s5, trimming the film: under the continuous conveying of the conveying mechanism (3), film trimming processing is carried out on two sides of the plastic lens after the film covering and laminating in the step S4 through two trimming mechanisms (5);
s6: cutting: cutting off the film material belt between two adjacent plastic lenses after continuous film coating treatment, thereby obtaining a whole plastic lens after film coating treatment;
the optical plastic lens film coating treatment process adopting the steps S1-S6 also specifically relates to an optical plastic lens film coating treatment device in the process of performing film coating treatment on the optical plastic lens, which comprises a machine table (1), a conveying guide mechanism (2), a conveying mechanism (3), a film coating pressing mechanism (4) and a trimming mechanism (5), wherein the machine table (1) comprises two parallel supporting frames (11) and sliding guide frames (12) which are fixedly connected between the two supporting frames (11) and are arranged in parallel; wherein:
the conveying guide mechanism (2) comprises a bidirectional hand wheel screw rod (21) and two rotating roller seats (22) which are arranged in a mirror image mode, the bidirectional hand wheel screw rod (21) is horizontally rotated and installed between the two support frames (11), the two rotating roller seats (22) are in one-to-one corresponding threaded connection with two thread sections which are arranged in a threaded rotating direction opposite to that of the bidirectional hand wheel screw rod (21), the two rotating roller seats (22) are arranged between the two sliding guide frames (12) in a horizontal sliding mode, a avoiding notch (222) is arranged at the position, close to the support frame (11), of the side of the rotating roller seat (22), guide side plates (23) are arranged on two sides of the avoiding notch (222) on the rotating roller seat (22), the guide side plates (23) are of an inverted L-shaped structure, and a plurality of guide wheels (231) are installed on the vertical rotation of the position of the inner side wall of the guide side plates (23), a plurality of guide ball assemblies (232) are arranged at the inner top end position of the guide side plate (23), and a plurality of guide wheels (231) and a plurality of guide ball assemblies (232) are all linearly and uniformly arranged along the conveying direction of the conveying mechanism (3);
the conveying mechanism (3) is arranged on the two rotating roller seats (22), the film laminating mechanism (4) is arranged between the two support frames (11), the trimming mechanisms (5) are correspondingly arranged on the two support frames (11), the two trimming mechanisms (5) are arranged in a mirror image mode relative to the conveying direction perpendicular to the conveying mechanism (3), and the film laminating mechanism (4) and the two trimming mechanisms (5) are located at the position of the avoidance gap (222);
the laminating and pressing mechanism (4) comprises a liftable laminating press roller (43), the axial direction of the laminating press roller (43) is vertical to the conveying direction of the conveying mechanism (3), the laminating press roller (43) comprises a press roller (431), a roller core (432), a scraper (433) and an end shaft disc (434), six rectangular strip-shaped holes (4311) are formed in the cylindrical surface of the press roller (431) in a circumferential array relative to the central shaft of the press roller, the roller core (432) is located at the central shaft position of the press roller (431), two ends of the roller core (432) are flush with two ends of the press roller (431) correspondingly, the cross section of the roller core (432) is in a regular hexagon shape, four pin shafts (4321) are correspondingly arranged on six side wall surfaces of the roller core (432), a pressure spring (4322) is uniformly arranged on each pin shaft (4321), the four pin shafts (4321) located on the same side wall surface are correspondingly and slidably provided with the scraper (433), two ends of the pressure spring (4322) are fixedly connected between the roller core (432) and the scraping plates (433), six scraping plates (433) correspondingly penetrate through the six strip-shaped holes (4311), and two end shaft discs (434) are correspondingly and fixedly connected to two side ends of the pressure roller (431) and the roller core (432);
the trimming mechanism (5) comprises an adjusting cylinder (51), an L-shaped fixed seat (52), a trimming motor (53) and two auxiliary roller set assemblies (54), the adjusting cylinder (51) is fixedly installed on the outer side wall of the supporting frame (11), the output end of the adjusting cylinder (51) is fixedly connected with the outer side wall of the fixed seat (52), the trimming motor (53) is fixedly installed on the outer side wall of the fixed seat (52), a disc-shaped trimming knife (531) is arranged on the output shaft of the trimming motor (53), the two auxiliary roller set assemblies (54) are arranged on the fixed seat (52), and the two auxiliary roller set assemblies (54) are distributed on two sides of the trimming knife (531);
the auxiliary roller set assembly (54) comprises a guide pillar (541), a roller seat plate (542), a tension spring (543) and auxiliary pressing rollers (544), wherein the guide pillar (541) is vertically arranged on the fixed seat (52) in a sliding mode, the roller seat plate (542) is fixedly connected with the bottom end of the guide pillar (541), the tension spring (543) is sleeved on the guide pillar (541), two ends of the tension spring (543) are fixedly connected between the fixed seat (52) and the roller seat plate (542), and the roller seat plate (542) is rotatably provided with the auxiliary pressing rollers (544).
2. The process for coating an optical plastic lens according to claim 1, wherein: the conveying mechanism (3) comprises a conveying driving motor (31), a driving conveying roller (32), a transmission toothed belt (33) and driven conveying rollers (34), a rectangular rotating roller frame (221) is arranged on a rotating roller seat (22), one of the rotating roller seat (22) is provided with a plurality of driving conveying rollers (32) which are arranged in the rotating roller frame (221) in a rotating mode, the driving conveying rollers (32) are arranged in a straight line and uniformly arranged along the horizontal direction, the other rotating roller seat (22) is provided with the driven conveying rollers (34) which are equal to the driving conveying rollers (32) in number in the rotating roller frame (221), an output shaft of the conveying driving motor (31) is fixedly connected with one of shaft ends of the driving conveying rollers (32), the conveying driving motor (31) is fixedly arranged on the side wall of the rotating roller seat (22), and annular cutting toothed belt grooves (321) are arranged on the driving conveying rollers (32), the transmission toothed belt (33) is sleeved on the toothed belt grooves (321) of all the driving conveying rollers (32) in a meshing mode, the transmission toothed belt (33) is lower than the horizontal tangent plane of the upper end of the driving conveying rollers (32), key insertion shafts (322) are arranged at shaft ends of one sides of the driving conveying rollers (32), key groove shafts (341) matched with the key insertion shafts (322) are arranged at shaft ends of one sides of the driven conveying rollers (34), and the driving conveying rollers (32) and the driven conveying rollers (34) are arranged in a one-to-one corresponding matched mode through the key insertion shafts (322) in a sliding insertion mode into the key groove shafts (341).
3. The process for coating an optical plastic lens according to claim 1, wherein: tectorial membrane pressing mechanism (4) still include lift cylinder (41), compression roller seat (42) and compression roller driving motor (44), two equal vertical installation on support frame (11) lift cylinder (41), two the output of lift cylinder (41) all corresponds and is connected with compression roller seat (42), compression roller seat (42) vertical slip sets up on support frame (11), two end reel (434) one-to-one rotates and installs two on compression roller seat (42), compression roller driving motor (44) fixed mounting is in one of them on compression roller seat (42), just compression roller driving motor (44) and one of them end reel (434) axle head fixed connection.
4. The process for coating an optical plastic lens according to claim 1, wherein: the guide ball assembly (232) comprises a sliding pin (2321), a ball (2322) and a spring (2323), the sliding pin (2321) is vertically arranged on the guide side plate (23) in a sliding mode, the ball (2322) is movably embedded into the bottom end of the sliding pin (2321), the spring (2323) is sleeved on the sliding pin (2321), and the spring (2323) is fixedly connected between the top end in the guide side plate (23) and the sliding pin (2321).
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| CN202010538688.4A CN111633971B (en) | 2020-06-13 | 2020-06-13 | Optical plastic lens film coating treatment process |
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| CN112848724A (en) * | 2021-01-09 | 2021-05-28 | 南京壮壮办公用品有限公司 | Processing method for printing graphics and texts during carton manufacturing |
| CN112976557A (en) * | 2021-02-01 | 2021-06-18 | 董江磊 | Optical plastic lens film coating treatment process |
| CN114347456A (en) * | 2021-04-21 | 2022-04-15 | 郑圻 | Advertisement pad pasting equipment based on prevent producing bubble technique |
| CN115091739B (en) * | 2022-06-27 | 2024-02-06 | 安徽九润纸塑包装有限公司 | Composite film pressing and pasting feeding device for packaging bag processing |
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| CN110625704A (en) * | 2019-10-09 | 2019-12-31 | 田开林 | Coated film system |
| CN110696473A (en) * | 2019-11-06 | 2020-01-17 | 杭州友邻电子有限公司 | Automatic feeding and film pasting system for furniture boards |
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| CN108688290A (en) * | 2018-07-13 | 2018-10-23 | 常州轻工职业技术学院 | Plate automatic film covering equipment |
| CN210453941U (en) * | 2019-07-24 | 2020-05-05 | 天津恒泰包装印刷有限公司 | A tectorial membrane processing equipment for preparation of paper packing box |
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Effective date of registration: 20211101 Address after: 315502 Building 2, yinuofenglu science and Innovation Park, No. 55, Jinhai East Road, Xiwu street, Fenghua District, Ningbo City, Zhejiang Province Applicant after: Ningbo Shuanglong Optical Technology Co.,Ltd. Address before: 230088 University Science Park, 602 Huangshan Road, Hefei, Anhui Province Applicant before: Li Haibo |
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