CN110426763A - A kind of production technology of cam lens - Google Patents
A kind of production technology of cam lens Download PDFInfo
- Publication number
- CN110426763A CN110426763A CN201910726241.7A CN201910726241A CN110426763A CN 110426763 A CN110426763 A CN 110426763A CN 201910726241 A CN201910726241 A CN 201910726241A CN 110426763 A CN110426763 A CN 110426763A
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- Prior art keywords
- lens
- grinding
- eyeglass
- radius
- cam
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Eyeglasses (AREA)
Abstract
The invention discloses a kind of production technologies of cam lens, include the following steps, select the raw material of convex lens production, and raw material is subjected to typesetting according to the size of lens design, and cut into one piece of block base lens of lens prescriptions thickness and radius of curvature, obtained base lens are placed on abrasive disk, grinding agent is added to pressurize and be allowed to relative rotation, keep the surface of eyeglass smooth, and the center thickness and radius of curvature of lens are used close to actual needs, then eyeglass is put into milling and grinding machine again, the spherical radius of milling and grinding machine milling lens, control plane type and center thickness simultaneously, and the outer diameter and tolerance for controlling lens are in the range of lens drawing requirement, eyeglass after fine grinding is placed and is rotated added with pressurizeing on grounds travel grinding vessel, keep lens surface bright enough.The production technology of the cam lens is bonded it more with drawing size, while guaranteeing its surface evening Du Genggao, avoids and the open defects problem such as its uneven surface occurs.
Description
Technical field
The invention belongs to cam lens technical fields, and in particular to a kind of production technology of cam lens.
Background technique
Lens are the optical elements that the surface made of transparency material is piece, and camera lens is made of several lens
, there are two kinds of plastic lens (plastic) and glass lens (glass), glass lens is more expensive than plastic cement.The mirror of usual camera
Head structure has: 1P, 2P, 1G1P, 1G2P, 2G2P, 4G etc., lens are more, and cost is higher, in society's increasingly developed today, hand
Machine has become the communication tool of the daily indispensability of people, and it is convenient that it not only gives the study, life, work belt of people, and even more promotes
The medium of interpersonal emotion, and mobile phone camera also becomes the functional requirement of mobile phone standard.
In today of technology rapid development, requirement of the user to product is higher and higher, not only needs product front smooth, and
And vision is required to have protrusion feeling, but in the production process of existing mobile phone camera lens, surface is easy to appear flat
It is whole degree it is different, influence camera shooting function and production technology it is at high cost the problems such as.
Summary of the invention
The purpose of the present invention is to provide a kind of production technologies of cam lens, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of production technology of cam lens, comprising the following steps:
The selection of S1, substrate, select the raw material of convex lens production, and raw material is arranged according to the size of lens design
Version, and cut into one piece of block base lens of lens prescriptions thickness and radius of curvature；
S2, corase grinding and fine grinding, the base lens that S1 is obtained are placed on abrasive disk, and grinding agent is added and pressurizes and is allowed to phase
To rotation, keep the surface of eyeglass smooth, and use the center thickness and radius of curvature of lens close to actual needs, then again by mirror
Piece is put into milling and grinding machine, the spherical radius of milling and grinding machine milling lens, while control plane type and center thickness, and controls the outer of lens
Diameter size and tolerance are in the range of lens drawing requirement；
Eyeglass after fine grinding in S2 is placed and is rotated added with pressurizeing on grounds travel grinding vessel, makes mirror by S3, fine grinding and edging
Piece surface is bright enough, and guarantee lens center thickness and radius of curvature it is up to specification (when grinding, can be according to the outer of eyeglass
Diameter is ground with radius of curvature selection monolithic grinding or several at disk, and monolithic mill is easier to control lens center thickness), later will
Eyeglass is placed in clamp for grinding, and the central clamp of lens is fixed, and is ground using grinding instrument to the edge of eyeglass,
Control eyeglass outer diameter reaches drawing specification requirement；
S4, pretreatment, the lenses that grinding is completed carry out prebake conditions；
Eyeglass after the completion of pretreatment is put into coating machine and is carried out at plated film by the way of vacuum coating by S5, plated film
Reason；
S6, printing, first setting printing parameter, scraper angle: 60~70 degree, scraper pressure: 4~5kg/cm2, scraper speed
Degree: 1~2 grade, then the lens after plated film is located on printing machine and are printed；
S7, baking, the lens after finishing printing enter baking oven and carry out reinforcing baking；
S8, etching, the lens toasted are put into etch cleaning equipment and are etched, and it is extra to be covered not by ink
Plating aluminum portions wash；
S9, CNC processing, lens after cleaning repeat step S6 and S7 and are finally printed, toasted, according to lens shape into
Row CNC processes to arrive desired cam lens.
It preferably, further include the polishing treatment of lens between S3 and S4, wherein polishing step are as follows: by the lens of edging after the meeting
It is sticked on polishing mould, excessive connector is first loaded on low speed polishing machine, then connects the polishing mould again；Workpiece under,
Lacquer disk(-sc) is polished upper, precise polished, modification aperture, local aperture and detection are carried out, finally to meet center thickness, surface face type
And the requirement of roughness.
Preferably, in S4, pretreatment baking time is 25~35 minutes, and baking temperature is at 75~85 DEG C.
Preferably, in S6, in printing process, dust absorption fan is respectively installed in the feeding inlet and discharge port of electrostatic cleaner,
When punishment in advance, lenses pass through dust removal machine.
Preferably, in S7, baking temperature is set as 60~80 DEG C, and baking time is set as 40~60 minutes.
Technical effect and advantage of the invention: the production technology of the cam lens, by roughly grinding basic material use,
The mode of fine grinding, fine grinding and edging processing, the surface of eyeglass is modified, it is bonded more with drawing size, protects simultaneously
Its surface evening Du Genggao is demonstrate,proved, avoids and the open defects problem such as its uneven surface occurs, while whole knot technique is simple to manufacture,
Production cost is reduced, to increase economic benefit, polishing and pre-treatment step are in addition increased before plated film, it can either be by
Pretreatment improves the effect of its plated film, and can guarantee that its plated film makes the smooth of surface by polishing treatment.
Specific embodiment
Below in conjunction with the contents of the present invention, the technical solution in the present invention is clearly and completely described, it is clear that
Described content is only a part of content of the present invention, rather than whole contents.Based on the content in the present invention, this field
Those of ordinary skill's every other content obtained without making creative work belongs to what the present invention protected
Range.
Embodiment 1
The present invention provides a kind of production technologies of cam lens, comprising the following steps:
The selection of S1, substrate, select the raw material of convex lens production, and raw material is arranged according to the size of lens design
Version, and cut into one piece of block base lens of lens prescriptions thickness and radius of curvature；
S2, corase grinding and fine grinding, the base lens that S1 is obtained are placed on abrasive disk, and grinding agent is added and pressurizes and is allowed to phase
To rotation, keep the surface of eyeglass smooth, and use the center thickness and radius of curvature of lens close to actual needs, then again by mirror
Piece is put into milling and grinding machine, the spherical radius of milling and grinding machine milling lens, while control plane type and center thickness, and controls the outer of lens
Diameter size and tolerance are in the range of lens drawing requirement；
Eyeglass after fine grinding in S2 is placed and is rotated added with pressurizeing on grounds travel grinding vessel, makes mirror by S3, fine grinding and edging
Piece surface is bright enough, and guarantee lens center thickness and radius of curvature it is up to specification (when grinding, can be according to the outer of eyeglass
Diameter is ground with radius of curvature selection monolithic grinding or several at disk, and monolithic mill is easier to control lens center thickness), later will
Eyeglass is placed in clamp for grinding, and the central clamp of lens is fixed, and is ground using grinding instrument to the edge of eyeglass,
Control eyeglass outer diameter reaches drawing specification requirement；
S4, pretreatment, the lenses that grinding is completed carry out prebake conditions；
Eyeglass after the completion of pretreatment is put into coating machine and is carried out at plated film by the way of vacuum coating by S5, plated film
Reason；
S6, printing, first setting printing parameter, scraper angle: 60 degree, scraper pressure: 4kg/cm2, scraper speed: 1 grade,
Then the lens after plated film are located on printing machine and are printed；
S7, baking, the lens after finishing printing enter baking oven and carry out reinforcing baking；
S8, etching, the lens toasted are put into etch cleaning equipment and are etched, and it is extra to be covered not by ink
Plating aluminum portions wash；
S9, CNC processing, lens after cleaning repeat step S6 and S7 and are finally printed, toasted, according to lens shape into
Row CNC processes to arrive desired cam lens.
Specifically, further include the polishing treatment of lens between S3 and S4, wherein polishing step are as follows: by the lens of edging after the meeting
It is sticked on polishing mould, excessive connector is first loaded on low speed polishing machine, then connects the polishing mould again；Workpiece under,
Lacquer disk(-sc) is polished upper, precise polished, modification aperture, local aperture and detection are carried out, finally to meet center thickness, surface face type
And the requirement of roughness.
Specifically, pretreatment baking time is 25 minutes, and baking temperature is at 75 DEG C in S4.
Specifically, in printing process, dust absorption fan is respectively installed in the feeding inlet and discharge port of electrostatic cleaner in S6,
When punishment in advance, lenses pass through dust removal machine.
Specifically, baking temperature is set as 60 DEG C, and baking time is set as 40 minutes in S7.
Embodiment 2
A kind of production technology of cam lens, comprising the following steps:
The selection of S1, substrate, select the raw material of convex lens production, and raw material is arranged according to the size of lens design
Version, and cut into one piece of block base lens of lens prescriptions thickness and radius of curvature；
S2, corase grinding and fine grinding, the base lens that S1 is obtained are placed on abrasive disk, and grinding agent is added and pressurizes and is allowed to phase
To rotation, keep the surface of eyeglass smooth, and use the center thickness and radius of curvature of lens close to actual needs, then again by mirror
Piece is put into milling and grinding machine, the spherical radius of milling and grinding machine milling lens, while control plane type and center thickness, and controls the outer of lens
Diameter size and tolerance are in the range of lens drawing requirement；
Eyeglass after fine grinding in S2 is placed and is rotated added with pressurizeing on grounds travel grinding vessel, makes mirror by S3, fine grinding and edging
Piece surface is bright enough, and guarantee lens center thickness and radius of curvature it is up to specification (when grinding, can be according to the outer of eyeglass
Diameter is ground with radius of curvature selection monolithic grinding or several at disk, and monolithic mill is easier to control lens center thickness), later will
Eyeglass is placed in clamp for grinding, and the central clamp of lens is fixed, and is ground using grinding instrument to the edge of eyeglass,
Control eyeglass outer diameter reaches drawing specification requirement；
S4, pretreatment, the lenses that grinding is completed carry out prebake conditions；
Eyeglass after the completion of pretreatment is put into coating machine and is carried out at plated film by the way of vacuum coating by S5, plated film
Reason；
S6, printing, first setting printing parameter, scraper angle: 65 degree, scraper pressure: 4.5kg/cm2, scraper speed: 1
Lens after plated film, are then located on printing machine and print by shelves；
S7, baking, the lens after finishing printing enter baking oven and carry out reinforcing baking；
S8, etching, the lens toasted are put into etch cleaning equipment and are etched, and it is extra to be covered not by ink
Plating aluminum portions wash；
S9, CNC processing, lens after cleaning repeat step S6 and S7 and are finally printed, toasted, according to lens shape into
Row CNC processes to arrive desired cam lens.
Specifically, further include the polishing treatment of lens between S3 and S4, wherein polishing step are as follows: by the lens of edging after the meeting
It is sticked on polishing mould, excessive connector is first loaded on low speed polishing machine, then connects the polishing mould again；Workpiece under,
Lacquer disk(-sc) is polished upper, precise polished, modification aperture, local aperture and detection are carried out, finally to meet center thickness, surface face type
And the requirement of roughness.
Specifically, pretreatment baking time is 30 minutes, and baking temperature is at 80 DEG C in S4.
Specifically, in printing process, dust absorption fan is respectively installed in the feeding inlet and discharge port of electrostatic cleaner in S6,
When punishment in advance, lenses pass through dust removal machine.
Specifically, baking temperature is set as 70 DEG C, and baking time is set as 50 minutes in S7.
Embodiment 3
A kind of production technology of cam lens, comprising the following steps:
The selection of S1, substrate, select the raw material of convex lens production, and raw material is arranged according to the size of lens design
Version, and cut into one piece of block base lens of lens prescriptions thickness and radius of curvature；
S2, corase grinding and fine grinding, the base lens that S1 is obtained are placed on abrasive disk, and grinding agent is added and pressurizes and is allowed to phase
To rotation, keep the surface of eyeglass smooth, and use the center thickness and radius of curvature of lens close to actual needs, then again by mirror
Piece is put into milling and grinding machine, the spherical radius of milling and grinding machine milling lens, while control plane type and center thickness, and controls the outer of lens
Diameter size and tolerance are in the range of lens drawing requirement；
Eyeglass after fine grinding in S2 is placed and is rotated added with pressurizeing on grounds travel grinding vessel, makes mirror by S3, fine grinding and edging
Piece surface is bright enough, and guarantee lens center thickness and radius of curvature it is up to specification (when grinding, can be according to the outer of eyeglass
Diameter is ground with radius of curvature selection monolithic grinding or several at disk, and monolithic mill is easier to control lens center thickness), later will
Eyeglass is placed in clamp for grinding, and the central clamp of lens is fixed, and is ground using grinding instrument to the edge of eyeglass,
Control eyeglass outer diameter reaches drawing specification requirement；
S4, pretreatment, the lenses that grinding is completed carry out prebake conditions；
Eyeglass after the completion of pretreatment is put into coating machine and is carried out at plated film by the way of vacuum coating by S5, plated film
Reason；
S6, printing, first setting printing parameter, scraper angle: 70 degree, scraper pressure: 5kg/cm2, scraper speed: 2 grades,
Then the lens after plated film are located on printing machine and are printed；
S7, baking, the lens after finishing printing enter baking oven and carry out reinforcing baking；
S8, etching, the lens toasted are put into etch cleaning equipment and are etched, and it is extra to be covered not by ink
Plating aluminum portions wash；
S9, CNC processing, lens after cleaning repeat step S6 and S7 and are finally printed, toasted, according to lens shape into
Row CNC processes to arrive desired cam lens.
Specifically, further include the polishing treatment of lens between S3 and S4, wherein polishing step are as follows: by the lens of edging after the meeting
It is sticked on polishing mould, excessive connector is first loaded on low speed polishing machine, then connects the polishing mould again；Workpiece under,
Lacquer disk(-sc) is polished upper, precise polished, modification aperture, local aperture and detection are carried out, finally to meet center thickness, surface face type
And the requirement of roughness.
Specifically, pretreatment baking time is 35 minutes, and baking temperature is at 85 DEG C in S4.
Specifically, in printing process, dust absorption fan is respectively installed in the feeding inlet and discharge port of electrostatic cleaner in S6,
When punishment in advance, lenses pass through dust removal machine.
Specifically, baking temperature is set as 80 DEG C, and baking time is set as 60 minutes in S7.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (5)
1. a kind of production technology of cam lens, it is characterised in that: the following steps are included:
The selection of S1, substrate select the raw material of convex lens production, and raw material are carried out typesetting according to the size of lens design, and
Cut into one piece of block base lens of lens prescriptions thickness and radius of curvature；
S2, corase grinding and fine grinding, the base lens that S1 is obtained are placed on abrasive disk, and grinding agent is added and pressurizes and is allowed to opposite and revolves
Turn, keep the surface of eyeglass smooth, and use the center thickness and radius of curvature of lens close to actual needs, then again puts eyeglass
Enter in milling and grinding machine, the spherical radius of milling and grinding machine milling lens, while control plane type and center thickness, and controls the outer diameter ruler of lens
Very little and tolerance is in the range of lens drawing requirement；
Eyeglass after fine grinding in S2 is placed and is rotated added with pressurizeing on grounds travel grinding vessel, makes eyeglass table by S3, fine grinding and edging
Face is bright enough, and guarantees that lens center thickness is up to specification with radius of curvature, and eyeglass is placed in clamp for grinding later,
The central clamp of lens is fixed, the edge of eyeglass is ground using grinding instrument, control eyeglass outer diameter reaches figure
Paper specification requirement；
S4, pretreatment, the lenses that grinding is completed carry out prebake conditions；
Eyeglass after the completion of pretreatment is put into coating machine by the way of vacuum coating and carries out coating film treatment by S5, plated film；
S6, printing, first setting printing parameter, scraper angle: 60~70 degree, scraper pressure: 4~5kg/cm2, scraper speed: 1
~2 grades, then the lens after plated film are located on printing machine and are printed；
S7, baking, the lens after finishing printing enter baking oven and carry out reinforcing baking；
S8, etching, the lens toasted are put into etch cleaning equipment and are etched, will be not by extra the aluminizing of ink covering
Part washes；
S9, CNC processing, the lens after cleaning repeat step S6 and S7 and are finally printed, toasted, carry out according to lens shape
CNC processes to arrive desired cam lens.
2. a kind of production technology of cam lens according to claim 1, it is characterised in that: further include between S3 and S4
The polishing treatment of lens, wherein polishing step are as follows: the lens of edging after the meeting are sticked on polishing mould, on low speed polishing machine first
Excessive connector is loaded onto, then connects the polishing mould again；For workpiece under, polishing lacquer disk(-sc) carries out precise polished, modification light upper
Circle, local aperture and detection, finally to meet the requirement of center thickness, surface face type and roughness.
3. a kind of production technology of cam lens according to claim 1, it is characterised in that: in S4, pretreatment baking
Time is 25~35 minutes, and baking temperature is at 75~85 DEG C.
4. a kind of production technology of cam lens according to claim 1, it is characterised in that: in S6, in printing process,
Dust absorption fan is respectively installed in the feeding inlet and discharge port of electrostatic cleaner, when punishment in advance, lenses pass through dust removal machine.
5. a kind of production technology of cam lens according to claim 1, it is characterised in that: in S7, baking temperature is set
It is 60~80 DEG C, baking time is set as 40~60 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726241.7A CN110426763A (en) | 2019-08-07 | 2019-08-07 | A kind of production technology of cam lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726241.7A CN110426763A (en) | 2019-08-07 | 2019-08-07 | A kind of production technology of cam lens |
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| CN110426763A true CN110426763A (en) | 2019-11-08 |
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ID=68414607
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910726241.7A Pending CN110426763A (en) | 2019-08-07 | 2019-08-07 | A kind of production technology of cam lens |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111438593A (en) * | 2020-04-21 | 2020-07-24 | 陈志艳 | Two-stage processing technology for polishing optical lens |
| CN111913240A (en) * | 2020-08-11 | 2020-11-10 | 中山北方晶华精密光学有限公司 | Optical lens special for mobile phone and processing method thereof |
| CN112276720A (en) * | 2020-10-26 | 2021-01-29 | 倪娅丹 | Manufacturing and processing method of high-precision optical lens |
| CN112339462A (en) * | 2020-10-08 | 2021-02-09 | 中山市光大光学仪器有限公司 | Ultrathin small lens center circular point-shaped silk-screen printing process |
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| JP2008170724A (en) * | 2007-01-11 | 2008-07-24 | Seiko Epson Corp | Method for manufacturing lens array for scanning system, lens array for scanning system, electrooptical device and optical equipment |
| CN102079139A (en) * | 2010-11-26 | 2011-06-01 | 天津市中环高科技有限公司 | Production process for machining PET (Polyester) cellphone lens |
| CN104044035A (en) * | 2014-05-30 | 2014-09-17 | 丹阳市鑫烨光学仪器有限公司 | Edging optimization process for lens |
| CN106547041A (en) * | 2016-12-12 | 2017-03-29 | 唐留春 | A kind of production technology of employing CNC lens workings |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008170724A (en) * | 2007-01-11 | 2008-07-24 | Seiko Epson Corp | Method for manufacturing lens array for scanning system, lens array for scanning system, electrooptical device and optical equipment |
| CN102079139A (en) * | 2010-11-26 | 2011-06-01 | 天津市中环高科技有限公司 | Production process for machining PET (Polyester) cellphone lens |
| CN104044035A (en) * | 2014-05-30 | 2014-09-17 | 丹阳市鑫烨光学仪器有限公司 | Edging optimization process for lens |
| CN106547041A (en) * | 2016-12-12 | 2017-03-29 | 唐留春 | A kind of production technology of employing CNC lens workings |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111438593A (en) * | 2020-04-21 | 2020-07-24 | 陈志艳 | Two-stage processing technology for polishing optical lens |
| CN111913240A (en) * | 2020-08-11 | 2020-11-10 | 中山北方晶华精密光学有限公司 | Optical lens special for mobile phone and processing method thereof |
| CN112339462A (en) * | 2020-10-08 | 2021-02-09 | 中山市光大光学仪器有限公司 | Ultrathin small lens center circular point-shaped silk-screen printing process |
| CN112276720A (en) * | 2020-10-26 | 2021-01-29 | 倪娅丹 | Manufacturing and processing method of high-precision optical lens |
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Application publication date: 20191108 |