CN102133800A - Method for manufacturing iris contact lenses - Google Patents
Method for manufacturing iris contact lenses Download PDFInfo
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- CN102133800A CN102133800A CN2010100009525A CN201010000952A CN102133800A CN 102133800 A CN102133800 A CN 102133800A CN 2010100009525 A CN2010100009525 A CN 2010100009525A CN 201010000952 A CN201010000952 A CN 201010000952A CN 102133800 A CN102133800 A CN 102133800A
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- steel plate
- pattern
- contact lenses
- lines
- china ink
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Abstract
The invention relates to a method for manufacturing iris contact lenses, which comprises the following steps of: coating ink in patterned grooves formed on a steel plate by an ink cup, wherein the grooves are in a shape of geometric patterns formed by lines; pressing the grooves on the steel plate by at least one soft rubber head, so that the ink in the grooves with the geometric patterns formed by the lines is printed on the surface of the soft rubber head; printing the geometric patterns on the surface of the soft rubber head on the surface of a convex side die; injecting monomers which are in a fluid form into a concave side die; and laminating the convex side die with the geometric patterns and the concave side die with the monomers, and curing the monomers, so that the geometric patterns permeate into the monomers.
Description
Technical field
The present invention relates to a kind of manufacture method of contact lenses, particularly relate to a kind of manufacture method of iris contact lenses.
Background technology
In the past, when modification of people's desire or reinforcement eye color, can utilize Tinted contact lenses, it covers wearer's iris with simple deep or light identical painted areas.At commercial field, successful Tinted contact lenses is disclosed in No. the 4582402nd, the United States Patent (USP) of Ke Naibo (Knapp), and its preferred specific embodiment shows that these contact lenses are the contact lenses with opaque color dot.The Ke Naibo eyeglass has the outward appearance of nature, and the eyeglass simple structure, and is cheap for manufacturing cost and utilize monochromatic some stamp line.Though the discrete point decorative pattern that this eyeglass has can not cover wearer's iris fully, when the observer normally observed, the density of its decorative pattern was enough to produce the appearance of continuous color.Owing to find that when close-ups many people's iris not only contains a kind of color, the print steps of disclosed some decorative pattern of Ke Naibo repeats one or many for the decorative pattern that can utilize different colours.Institute's stamp line needn't be in full accord, and it can highlight the ingenious structure of iris.The printing points that has had at present the monochromatic Ke Naibo eyeglass of commercial value is irregular decorative pattern, and it is used for strengthening the structure of iris.
The element that discloses the contact lenses decorative patterns in " method of Tinted contact lenses and manufacturing Tinted contact lenses " of No. 446830 patent of Taiwan patent announcement is a round dot, and wherein the part round dot links together.At some position that is positioned at iris portion, the round dot coverage density is low than other position, and the position of these low coverage densities forms the spoke (spokes) of approximate radial.This configuration has strengthened wearing contact lenses person's iris structure.
The required printing ink of some decorative pattern of known technology is many, comparatively speaking, solvent is volatilization how and easily, thereby increased the time of making, the amount of coating printing ink is many in the groove of the some decorative pattern of steel plate, causes the obstruction of groove easily, also is not easy to clean groove, and cause a decorative pattern to be imprinted on the inhomogeneous of size particles on the flexible glue head, and uneven some decorative pattern also is difficult for being gone out by naked-eye observation.The black cup of coating printing ink is provided with magnet in order to be adsorbed on the steel plate, this kind mode causes ink leak easily when being coated with printing ink in steel plate, and printing ink volatilizees easily, the color that makes the invocation point decorative pattern be imprinted on the flexible glue head is deepened one by one, thereby causes the some decorative pattern color of some iris contact lenses in the printing process inconsistent; And easy scratch steel plate when moving the China ink cup makes steel plate shorten service life.The point decorative pattern that is transferred to convex molds by the flexible glue head is because printing ink is many, with as the monomer (Monomer) of contact lens material when combining, color is dizzy to be opened if the diffusion of some decorative pattern will cause, thereby will increase the fraction defective of iris contact lenses manufacturing.
Summary of the invention
The invention provides a kind of manufacture method of iris contact lenses, it utilizes the formed geometrical pattern of lines to replace a decorative pattern, and utilize the mode of vacuumizing that the China ink cup is adsorbed on the steel plate, to replace the mode that is adsorbed in behind the installing magnet in the China ink cup on the steel plate, overcome the problem that exists in the known technology with this.
First technical scheme of the present invention is the manufacture method of iris contact lenses, and it comprises the following step:
Be carved with on a steel plate in the groove of pattern by a China ink cup coating printing ink, these grooves are the shape that forms geometrical pattern with lines;
Push the groove of this steel plate by at least one flexible glue head, make with the printing ink in these grooves of the formed geometrical pattern of lines to be imprinted on the surface of this flexible glue head;
Geometrical pattern on this flexible glue head surface is imprinted on the surface of a convex molds;
One monomer that will be flow-like injects a concave surface mould;
Pressing has this convex molds and this concave surface mould with this monomer of geometric pattern; And this monomer is solidified and this geometrical pattern is infiltrated within this monomer.
In second technical scheme, further comprise by the mode of vacuumizing and should the China ink cup be adsorbed on step on this steel plate based on first technical scheme of the present invention.
In the 3rd technical scheme based on of the present invention first or second technical scheme, the geometrical pattern that forms with lines has relief pattern according to different geometries by becoming mode of comparing to form to the outer ring by inner ring.
Description of drawings
Fig. 1 is the vertical section schematic diagram of China ink cup of the present invention;
Fig. 2 carries out the schematic diagram of dope China ink on steel plate for China ink cup of the present invention;
Fig. 3 is the schematic diagram of the line image of iris contact lenses of the present invention;
Fig. 4 pushes the schematic diagram of pattern for flexible glue head of the present invention;
Fig. 5 is the schematic diagram that is printed on the convex molds of geometrical pattern of the present invention;
Fig. 6 is the schematic diagram of convex molds of the present invention and the pressing of concave surface mould.
(primary clustering symbol description)
10: the China ink cup; 12: steel plate; 14: groove; 16: vacuum-pumping tube; 20: the iris contact lenses; 30: the flexible glue head; 32: printer device; 40: convex molds; 42: geometrical pattern; 44: monomer; 46: the concave surface mould.
The specific embodiment
Below, with reference to accompanying drawing a preferred embodiment of the present invention is described.
Fig. 1 is the vertical section schematic diagram of China ink cup of the present invention.In Fig. 1, China ink cup 10 moves on the groove 14 that is carved with the geometrical pattern that forms with lines on the steel plate 12, the vacuum-pumping tube of being installed in China ink cup 10 16 comes vacuum pumping is carried out in the inside of China ink cup 10 and the space between the steel plate 12 by vacuum extractor (not shown), thereby China ink cup 10 is adsorbed on the steel plate 12.
Utilization vacuumizes mode China ink cup 10 is adsorbed on the steel plate 12, when China ink cup 10 coating printing ink and will move China ink cup 10 time on steel plate 12 not, thereby only needing to discharge air via vacuum-pumping tube 16 makes China ink cup 10 no longer be adsorbed in steel plate 12 in the inside of China ink cup 10, just can move China ink cup 10 easily and can scratch steel plate 12, make increase the service life of steel plate 12.
Fig. 2 carries out the schematic diagram of dope China ink on steel plate for China ink cup of the present invention.In Fig. 2, only show the latter half of China ink cup 10, so that explanation China ink cup 10 carries out the situation of dope China ink on steel plate 12.When the utilization mode that vacuumizes is adsorbed on China ink cup 10 on the steel plate 12, China ink cup 10 is coated on printing ink on the steel plate 12, be adsorbed on the steel plate 12 in the mode of vacuumizing owing to black glass 10, so the two can have splendid sealing, therefore, printing ink is leak into outside the China ink cup 10 when striking off printing ink unnecessary on the steel plate 12 moving China ink cup 10, and can really printing ink be coated on the geometrical pattern that forms with lines in the groove 14.
In above-mentioned mode, owing to can not cause ink leak when on steel plate 12, being coated with printing ink by China ink cup 10, and printing ink is not volatile, so the easy bat printing of the printing ink of groove 14 is to the flexible glue head, so the color that line image is imprinted on the flexible glue head at every turn is considerably consistent, can not cause the pattern color of some lines of iris contact lenses in the printing process inconsistent.
In Fig. 3, the ring-type geometrical pattern that iris contact lenses 20 form with lines (for example staggered formed clathrate of lines) makes the iris generation amplification of eyes, deep effect, and, can be to the outer ring (for example with the formed geometrical pattern of lines with the multilayer ring-type by inner ring, in Fig. 3 by 3 layers of represented ring-type of alphabetical A-C) different geometries by becoming way of contrast, have relief pattern and iris contact lenses 20 are formed.Yet the present invention is not limited to the pattern of multilayer ring-type, and the iris contact lenses also can be the pattern of individual layer ring-type.
Fig. 4 pushes the schematic diagram of pattern for flexible glue head of the present invention.In Fig. 4, by black glass 10 printing ink is coated in the groove 14 of steel plate 12, and move China ink cup 10 to other position of the no groove 14 of steel plate 12, the printer device 32 that is equiped with flexible glue head 30 is moved to the position of the groove 14 of steel plate 12, behind the corresponding groove 14 of each flexible glue head 30 aligning, printer device 32 is moved down the groove 14 that flexible glue head 30 is pushed be coated with printing ink, thereby will be imprinted on the geometrical pattern that lines form on the surface of flexible glue head 30.
Then, mobile printer device 32 is to being placed with convex molds 40 (as shown in Figure 5, it is the schematic diagram that is printed on the convex molds of geometrical pattern of the present invention) device (not shown) locate, program according to known technology, on the convex surface of convex molds 40, assembly numbering 42 is represented the geometrical pattern of transfer printings on the convex surface of convex molds 40 with the 30 lip-deep geometrical pattern transfer printings of flexible glue head.
In known technology, there is the convex molds 40 of geometrical pattern 42 to be positioned in the baking box (not shown) bat printing, with one fixed time of air cooking of proper temperature, make ink setting solidify, behind its dry solidification, take out convex molds 40 and cooling, so, can guarantee that printing ink can halo of dispersion not hold with the monomer pressing that is flow-like the time, will increase the yields that iris contact lenses 20 are made.
Fig. 6 is the schematic diagram of convex molds of the present invention and the pressing of concave surface mould.In Fig. 6, the monomer 44 that will be flow-like injects concave surface mould 46, and this monomer is for making the polymeric material of iris contact lens 20; Then, the pressing surface is printed on the convex molds 40 and the concave surface mould 46 with monomer 44 of geometrical pattern 42, and place for example hot bellows (not shown), when printing ink after the curing is contacted with the monomer that is flow-like, complete geometrical pattern 42 can be broken away from convex molds 40 and infiltrate within monomer 44, make as shown in Figure 3 iris contact lenses 20 with this.
The invention has the advantages that the manufacture method that a kind of iris contact lenses are provided, it utilizes the formed geometrical pattern of lines to replace a decorative pattern, and utilize the mode that vacuumizes with on the China ink cup absorption steel plate, adsorb steel plate to replace the mode of installing magnet in the China ink cup, reach every advantage of the foregoing description with this.
Under the situation that does not break away from spirit of the present invention and essential characteristic, the present invention can be made various specific embodiments.Protection scope of the present invention is limited by the scope of claim of the present invention, and is not that explanation by the foregoing description is limited, and all should be contained among the present invention with the variation that the scope meaning of claim of the present invention equates.
Claims (3)
1. the manufacture method of iris contact lenses, it comprises the following step:
Be carved with on a steel plate in the groove of pattern by a China ink cup coating printing ink, these grooves are the shape that forms geometrical pattern with lines;
Push the groove of this steel plate by at least one flexible glue head, make with the printing ink in these grooves of geometrical pattern that lines are formed to be imprinted on the surface of this flexible glue head;
Geometrical pattern on this flexible glue head surface is imprinted on the surface of a convex molds;
One monomer that will be flow-like injects a concave surface mould;
Pressing has this convex molds and this concave surface mould with this monomer of geometric pattern; And
Infiltrate within this monomer with this monomer curing and with this geometrical pattern.
2. the method for claim 1 further comprises in the mode of vacuumizing and should the China ink cup be adsorbed on step on this steel plate.
3. method as claimed in claim 1 or 2, wherein, the geometrical pattern that forms with lines has relief pattern with different geometries by becoming way of contrast to form to the outer ring by inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100009525A CN102133800A (en) | 2010-01-21 | 2010-01-21 | Method for manufacturing iris contact lenses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010100009525A CN102133800A (en) | 2010-01-21 | 2010-01-21 | Method for manufacturing iris contact lenses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102133800A true CN102133800A (en) | 2011-07-27 |
Family
ID=44293791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010100009525A Pending CN102133800A (en) | 2010-01-21 | 2010-01-21 | Method for manufacturing iris contact lenses |
Country Status (1)
| Country | Link |
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| CN (1) | CN102133800A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103309051A (en) * | 2013-07-02 | 2013-09-18 | 崔广 | Improved glasses legs, colloid injection manufacturing method and die equipment |
| CN104139538A (en) * | 2014-06-25 | 2014-11-12 | 明基材料有限公司 | Method for preparing color contact lenses and color contact lenses |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4719657A (en) * | 1986-03-27 | 1988-01-19 | Bausch & Lomb Incorporated | Method of forming iris variegation patterns on contact lenses |
| US4811662A (en) * | 1986-09-16 | 1989-03-14 | Med Optics Corp. | Method for tinting contact lenses |
| CN2375452Y (en) * | 1999-06-14 | 2000-04-26 | 福州大学机械厂 | Ink box internal circulating transfer printing press |
| TW200409989A (en) * | 2002-06-07 | 2004-06-16 | Johnson & Johnson Vision Care | Tinted contact lenses |
| TW200934645A (en) * | 2008-02-01 | 2009-08-16 | St Shine Optical Co Ltd | Method for manufacturing colored lens and manufacturing equipment thereof |
-
2010
- 2010-01-21 CN CN2010100009525A patent/CN102133800A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4719657A (en) * | 1986-03-27 | 1988-01-19 | Bausch & Lomb Incorporated | Method of forming iris variegation patterns on contact lenses |
| US4811662A (en) * | 1986-09-16 | 1989-03-14 | Med Optics Corp. | Method for tinting contact lenses |
| CN2375452Y (en) * | 1999-06-14 | 2000-04-26 | 福州大学机械厂 | Ink box internal circulating transfer printing press |
| TW200409989A (en) * | 2002-06-07 | 2004-06-16 | Johnson & Johnson Vision Care | Tinted contact lenses |
| TW200934645A (en) * | 2008-02-01 | 2009-08-16 | St Shine Optical Co Ltd | Method for manufacturing colored lens and manufacturing equipment thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103309051A (en) * | 2013-07-02 | 2013-09-18 | 崔广 | Improved glasses legs, colloid injection manufacturing method and die equipment |
| CN103309051B (en) * | 2013-07-02 | 2015-09-02 | 崔广 | A kind of leg of spectacles of improvement and colloid inject method for making and die apparatus |
| CN104139538A (en) * | 2014-06-25 | 2014-11-12 | 明基材料有限公司 | Method for preparing color contact lenses and color contact lenses |
| CN104139538B (en) * | 2014-06-25 | 2016-08-24 | 明基材料有限公司 | Prepare method and the colorful contact lens of colorful contact lens |
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