CN112091730A - Processing technology of mobile phone prism - Google Patents
Processing technology of mobile phone prism Download PDFInfo
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- CN112091730A CN112091730A CN202010639697.2A CN202010639697A CN112091730A CN 112091730 A CN112091730 A CN 112091730A CN 202010639697 A CN202010639697 A CN 202010639697A CN 112091730 A CN112091730 A CN 112091730A
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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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
A processing technology of a mobile phone prism comprises the following technical steps: step one, sheet material processing; step two, polishing; step three, cleaning and inspecting after polishing; then coating a protective film on the qualified product, cutting the qualified product to a set size, and cleaning the qualified product; step four, optically gluing the backrest; step five, gluing a backing plate; step six, milling and grinding and secondary grinding; step seven, secondary polishing; step eight, glue turning; step nine, milling and grinding a second right-angle surface, checking whether the mirror plate protective paint is dried completely, checking whether a rest body is loosened or not, and checking the machining size; step ten, polishing for three times; step eleven, soaking and gluing; and step twelve, chamfering and inspecting, wherein the qualified product is the product of the invention. The process of the invention subverts the traditional large noodle processing, solves the problem of poor quantity of large noodle processing products and improves the qualification rate.
Description
Technical Field
The invention belongs to the field of optical prism preparation, and particularly relates to a prism processing technology which is applied to a mobile phone prism processing technology.
Background
The prism of the mobile phone is actually a right-angle prism, and comprises 2 right-angle surfaces and 1 large surface, and the right-angle prism is usually used for turning a light path or deflecting an image formed by an optical system by 90 degrees. According to the different orientations of the prisms, the imaging can be left-right consistent, and the imaging can be reversed up and down and left-right inconsistent and up-down consistent. The right-angle prism can also be used for applications such as image combination and light beam offset, and can improve mobile phone pixels when being used for mobile phone photographing at present, so that the photographed effect is clearer.
The right-angle prism belongs to the optical industry, as is well known, the optical industry is taken as a labor-intensive industry, both the labor cost and the raw material cost are in the rising trend, the product precision pursued by people is higher and higher, the market price is lower and lower, and the improvement of the qualification rate and the efficiency of the product by enterprises is the only way for survival, so the process technology for shortening the manufacturing period becomes the technical problem to be solved by technical personnel in the field.
Disclosure of Invention
Aiming at the problems in the prior art, the invention discloses a processing technology of a mobile phone prism, which can be used for stably controlling the quality of a product, improving the mobile phone pixel, shortening the processing period while making the shooting clearer and bringing great benefits to enterprises.
The invention is realized by the following steps: the tool is turned over twice to process the product to a specified height and angle, and the key point is to reform the large-surface processing mode.
The beneficial effects of the invention and the prior art are as follows:
the method has the advantages of simple steps and simple step sequence, can shorten the product processing turnover time, improves the quality of the processed noodles by 15 percent, and can be quickly operated by newly-attended staff.
The process of the invention subverts the traditional large noodle processing, solves the problem of poor quantity of large noodle processing products and improves the qualification rate; the method is mainly characterized in that the shape of a semi-finished product is the same as that of a finished product when the semi-finished product is processed before starting from raw materials, the passing rate of a large surface which is finally obtained by consuming time and labor in the processing process is not high, and a lot of actions and working hours are wasted;
the process mainly comprises square sheet processing, wherein a square sheet is cut into small pieces, the glue leaning body on the square sheet is divided into three parts, two thickness surfaces are simultaneously processed when the square sheet is processed, the height and the size of the processed product are uniform, and one qualified surface can be selected from the two surfaces as a reference surface, so that the selectivity is higher.
Drawings
FIG. 1 is a schematic view of a product processed by a conventional process on a large surface;
FIG. 2 is a front view of the semi-finished product when finished;
FIG. 3 is a front view of the semi-finished product and the backrest for gluing;
FIG. 4 is a front elevational view of the machined large face of the present invention;
FIG. 5 is a top view of a large cut piece of the present invention;
FIG. 6 is a front view of the semi-finished product and the backrest for gluing.
Detailed Description
In order to make the objects, technical solutions and effects of the present invention more clear, the present invention is further described in detail by the following examples. It should be noted that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment is directed to a specific camera prism of a mobile phone, and the specific process steps are as follows:
sheet processing: and putting the raw material into a 9B double-sided grinding machine, and starting up the machine to a set size.
And after the product is ground, the product is cleaned, the size of the product is checked, and the surface is scratched or not, broken edges and the like.
And (3) polishing, namely putting the qualified product after the polishing into a 9B polishing machine to be processed to a set size, and ensuring that the polished size is at least 0.003 mm, the aperture is N =5 rings, the surface appearance is required to be 40-20, and no edge breakage and no internal crack exist.
And (5) putting the lower disc into a special washing basket for washing and inspecting.
And (4) the inspector performs full inspection on whether the product size is qualified and whether the aperture meets the requirement, and marks on one surface with good appearance of the 2 thickness surfaces are made and then the next procedure is carried out.
And (4) coating a protective paint on the qualified product, and cutting to a set size (width).
And cleaning the cut finished product, wiping the finished product clean, putting the finished product orderly and transferring the finished product to the next working procedure.
The optical cement lean on the body, use special rubberizing to lean on body anchor clamps, will lean on the body to clean at first and put into anchor clamps, clean the product again, will do the sign face and lean on the body face coincidence, remove the product gently when thick stripe (3 light rings) appear, hold the product with the hand and carry out some glue, guarantee all around that seal glue infiltration area is no longer than 3 mm, put in proper order to the good body that leans on of gluing, and beat the sign to the datum plane with the marker pen, after 1 dish is accomplished in the rubberizing, brush the protection lacquer protection all around to the product and lean on the body contact.
The glue applying base plate is used for completely wiping the rest body and the base plate by using acetone, when the rest body is glued, the reference surface of a marking is upwards, the rest body is symmetrical and uniformly and circularly arranged to be neat, the rest body and the base plate are contacted and fixed by glue dispensing water at the periphery, a thick aperture is required between the rest body and the base plate to ensure that all glue is sealed in place, a glue layer is not more than 3 mm when the glue penetrates, and after the glue is dried completely, the rest body and the base plate are protected by brushing protective paint at the periphery.
And (5) milling. And (5) after the protective paint for the lens disc is completely dried, sizing and processing the lens disc by a milling and grinding machine for 4 mm.
And (3) sanding, cleaning the milled product by using water, sanding by using W14 carborundum for 0.05 mm, ensuring that the surface meets the requirement under the size, keeping the parallelism difference within 0.005 mm and the surface shape to be-0.002 um, cleaning the mirror disc, filling and writing the processing card, and transferring to the next procedure.
And (3) polishing, namely firstly checking whether the ground size is correct, whether the surface of the product is scratched or not, breaking the edge, cleaning the mirror disc, then cleaning the mirror disc, performing one-time polishing by using a polishing machine, wherein the pressure is 0.1 kg at the beginning, the polishing time is set to be 2 hours at the rotating speed of 20 revolutions per minute, the accelerated pressurization is performed to the normal requirement after 5 minutes, the minimum summer size of polishing is 0.03 mm, the aperture N =5 circles, the mirror disc is taken out after the time is reached, whether the size is enough to be measured, whether the surface of the product is scratched or not and the like, brushing a protective paint for protection after the product is qualified, recording the finished size, filling and writing the processing card.
Turning glue, gently knocking down the backrest body one by using a wooden hammer, orderly arranging the backrest body and the cushion plate, completely wiping the backrest body and the cushion plate, and enabling the non-reference surface of the backrest body to be upward, orderly, symmetrical and evenly arranged; and then, the leaning body is held by hands, glue is applied to the peripheries of the leaning body and the base plate by the right hand, and after the glue is dried completely, protective paint is brushed to protect the peripheries of the leaning body and the base plate which are in contact with each other.
Milling a second right-angle surface, firstly checking whether the mirror plate protective paint is completely dried, checking whether the leaning body is loosened or not, and checking the processing size, wherein the processing formula of the two surfaces (the height size of the leaning body plus the height size of the product) x 1.414-H1 polishing size plus the height size of the used backing plate for 2 times.
And (3) sanding, cleaning the milled product by using water, sanding by using W14 carborundum for 0.05 mm, ensuring that the surface meets the requirement under the size, keeping the parallelism difference within 0.005 mm and the surface shape to be-0.002 um, cleaning the mirror disc, filling and writing the processing card, and transferring to the next procedure.
And (3) polishing, namely firstly checking whether the ground size is correct, whether the surface of the product is scratched or not, breaking the edge, cleaning the mirror disc, then cleaning the mirror disc, performing one-time polishing by using a polishing machine, wherein the pressure is 0.1 kg at the beginning, the polishing time is set to be 2 hours at the rotating speed of 20 revolutions per minute, the accelerated pressurization is performed to the normal requirement after 5 minutes, the minimum summer size of polishing is 0.03 mm, the aperture N =5 circles, the mirror disc is taken out after the time is reached, whether the size is enough to be measured, whether the surface of the product is scratched or not and the like, brushing a protective paint for protection after the product is qualified, recording the finished size, filling and writing the processing card.
And soaking the cushion body, knocking the cushion body off from the cushion plate one by one, putting the cushion body into a container of the cushion body in order, soaking the cushion body in acetone for about 30 minutes, and taking out the product and putting the product into a container filled with alcohol after the product is completely separated from the cushion body.
And (4) chamfering, namely performing protective chamfering on the part according to the requirement of a drawing.
Cleaning and inspecting, namely putting the product with the poured edge into a special cleaning basket, conveying the product into an ultrasonic cleaning machine for cleaning according to the flow, inspecting whether the product is clean and meets the inspection requirement after cleaning, and conveying the product into an inspection room for inspection.
And (4) carrying out full inspection on the items such as the size, the angle, the aperture, the appearance and the like of the product, putting the product into a packaging box for storage after being qualified, returning unqualified products to production and repair, and directly abandoning and treating scrapped products.
As shown in fig. 1 to 6, the conventional processing technology: firstly, processing raw materials into a triangular shape (two 45 degrees and 1 90 degrees), then processing the large surface of a product by using a special tool, and processing two right-angle surfaces by using two glass turning bodies after the large surface is finished, so that the right-angle prism can be finished, and the time consumption is 14.5 hours. However, the optimization of the new process shortens the processing turnover time, new staff can quickly get on the hand when entering the door to operate, the skills are quickly mastered, product scrapping caused by insufficient proficiency in processing is avoided, and the input and output rate is reduced.
According to the invention, the thickness of the raw material is set according to the thickness of the product, the raw material is processed into a square plate, then a double-sided grinder is used for finishing polishing, the plate is cut into small plates after polishing, and two right-angle surfaces are processed on a single piece of the glass by two turning bodies after cutting, so that a disc of right-angle prism can be quickly finished, and the time is required to be 11.9 hours.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (5)
1. The processing technology of the mobile phone prism is characterized by comprising the following technical steps:
step one, sheet material processing: putting the raw materials into a 9B double-sided sanding machine, and processing to a set size;
step two, polishing: putting the qualified ground product into a 9B polishing machine to be processed to a set size, wherein the size is at least 0.003 mm after polishing, and the aperture is N =5 rings, so that the requirement of surface appearance is met, no edge is broken, and no internal crack is generated;
step three, cleaning and inspecting after polishing; then coating a protective film on the qualified product, cutting the qualified product to a set size, and cleaning the qualified product;
step four, optically gluing the backrest: cleaning a gluing lean body, putting the lean body into a clamp, cleaning a product, making a marking surface coincide with the lean body surface, slightly moving the product, when thick stripes, namely 3 light rings, appear, dispensing glue on the product, ensuring that the penetration area of the peripheral sealing glue is not more than 3 mm, orderly putting the glued lean body in sequence, marking the reference surface by using a marking pen, and brushing protective paint around the periphery of the product, which is in contact with the lean body, after 1 disc of gluing is completed;
step five, gluing a backing plate: cleaning the rest body and the base plate by using acetone, dispensing the rest body, namely, enabling the reference surface of a marking to be upward when the rest body is dispensed, symmetrically arranging the rest body uniformly in a circular shape, dispensing water for fixing the rest body and the base plate at the periphery of the rest body, which are contacted with each other, wherein a thick aperture is required between the rest body and the base plate to ensure that all glue is completely sealed in place, the glue layer is not more than 3 mm when the glue penetrates through, and brushing protective paint on the periphery of the rest body and the base plate for protection after the glue is dried completely;
step six, milling and grinding, and secondary grinding: checking that the lens disc protective paint is completely dried, and then sizing and processing the lens disc protective paint on a milling and grinding machine for 4 mm; cleaning the milled product, sanding the milled product by using W14 carborundum for 0.05 mm, making the parallel difference within 0.005 mm and the surface type of-0.002 um, cleaning the mirror plate, filling and writing the mirror plate, and transferring to the next process;
step seven, secondary polishing: the pressure is 0.1 kilogram at the beginning, the polishing time is set to be 2 hours at the rotating speed of 20 revolutions per minute, the accelerated pressurization is carried out after 5 minutes until the normal requirement is met, the minimum dimension in summer of the polishing is 0.03 mm, the aperture N =5 circles, the polishing is taken out after the time is reached, the measurement is carried out until the dimension is enough, the surface of the product has no defects such as scratch, the product is brushed with protective paint for protection after the product is determined to be qualified, the finished dimension is recorded, the processing card is filled and written, and the next procedure is carried out;
step eight, glue turning: knocking down the rest bodies one by one, orderly arranging the rest bodies in sequence, then completely wiping the rest bodies and the backing plate, and enabling the non-reference surfaces of the rest bodies to be upward, orderly, symmetrically and uniformly arranged; glue is used for dispensing and sealing the peripheries of the backrest body and the base plate, and after the glue is dried completely, protective paint is brushed to protect the peripheries of the backrest body and the base plate which are in contact with each other;
step nine, milling and grinding a second right-angle surface, checking whether the mirror plate protective paint is dried completely, checking whether a rest body is loosened or not, and checking the machining size;
step ten, polishing for three times: the pressure is 0.1 kilogram at the beginning, the polishing time is set to be 2 hours at the rotating speed of 20 revolutions per minute, the accelerated pressurization is carried out after 5 minutes until the normal requirement is met, the minimum dimension in summer of the polishing is 0.03 mm, the aperture N =5 circles, the polishing is taken out after the time is reached, the measurement is carried out until the dimension is enough, the surface of the product has no defects such as scratch, the product is brushed with protective paint for protection after the product is determined to be qualified, the finished dimension is recorded, the processing card is filled and written, and the next procedure is carried out;
step eleven, soaking and glue pouring: knocking the backrest body off from the base plate one by one, putting the backrest body into a backrest body container, soaking the backrest body in acetone for 30 +/-5 minutes, and taking out the product and putting the product into a container filled with alcohol after the product is completely separated from the backrest body;
and step twelve, chamfering and inspecting, wherein the qualified product is the product of the invention.
2. The processing technology of the mobile phone prism as claimed in claim 1, wherein the formula of the two-sided processing in the ninth step is (rest height dimension + product height dimension) × 1.414-H1 polishing dimension +2 pad height dimensions.
3. The processing technology of the prism of the mobile phone according to claim 1, wherein the ground and milled product of the ninth step is prepared by cleaning the glass powder with water, and grinding with W14 carborundum for 0.05 mm to ensure that the surface meets the requirements under the size, the parallelism difference is within 0.005 mm, and the surface is-0.002 um.
4. The processing technology of the mobile phone prism as claimed in claim 1, wherein before the secondary polishing in the step ten, the product is inspected to determine whether the ground size is correct, whether the surface of the product is scratched or broken, whether the mirror plate is cleaned, and then the mirror plate is cleaned and polished again.
5. The processing technology of the mobile phone prism as claimed in claim 1, wherein the twelve steps are specifically:
chamfering, namely performing protective chamfering on the part according to the requirement of a drawing;
12.2, cleaning and inspecting, namely putting the product with the poured edge into a cleaning tool, conveying the product into an ultrasonic cleaning machine for cleaning, inspecting whether the product is clean and meets the inspection requirement after cleaning, and conveying the product into an inspection room for inspection;
12.3, carrying out full inspection on the items such as the size, the angle, the aperture, the appearance and the like of the product, putting the product into a packing box to be put in storage after being qualified, returning unqualified products to production and repair, and directly abandoning and treating scrapped products.
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Cited By (3)
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CN114102331A (en) * | 2021-11-26 | 2022-03-01 | 福建中策光电股份公司 | Manufacturing method of right-angle prism |
CN114345658A (en) * | 2021-11-04 | 2022-04-15 | 丹阳市金太阳光电科技有限公司 | Gluing process of optical lens |
CN116175335A (en) * | 2023-04-17 | 2023-05-30 | 南京茂莱光学科技股份有限公司 | Prism processing device and processing method |
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CN116175335A (en) * | 2023-04-17 | 2023-05-30 | 南京茂莱光学科技股份有限公司 | Prism processing device and processing method |
CN116175335B (en) * | 2023-04-17 | 2024-03-29 | 南京茂莱光学科技股份有限公司 | Prism processing device and processing method |
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