CN109704589A - A kind of method for adhering film of bend glass - Google Patents

A kind of method for adhering film of bend glass Download PDF

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Publication number
CN109704589A
CN109704589A CN201910076617.4A CN201910076617A CN109704589A CN 109704589 A CN109704589 A CN 109704589A CN 201910076617 A CN201910076617 A CN 201910076617A CN 109704589 A CN109704589 A CN 109704589A
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CN
China
Prior art keywords
diaphragm
bend glass
ink
jig
lower die
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Pending
Application number
CN201910076617.4A
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Chinese (zh)
Inventor
方志鹏
钟明云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Liangjiang Lian Electronics Co Ltd
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Chongqing Liangjiang Lian Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201910076617.4A priority Critical patent/CN109704589A/en
Publication of CN109704589A publication Critical patent/CN109704589A/en
Pending legal-status Critical Current

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Abstract

The present invention provides a kind of method for adhering film of bend glass, comprising: step 1, bend glass to be fit is placed in the upper mold jig of make-up machine;Step 2, diaphragm to be fit is placed in the lower die jig of make-up machine, the size of diaphragm is less than the size of bend glass, and diaphragm has binding face and non-binding face, and non-binding face is covered with protective film, and the size of protective film and the size of diaphragm are consistent;Step 3, so that the binding face of bend glass and diaphragm fits together, preliminary jointing product is obtained to vacuumize process is carried out after upper mold jig and the progress of lower die jig and mould and mould in make-up machine;Step 4, the non-fitting of diaphragm is face-up, whole face is carried out to preliminary jointing product and sprays ink, the color of ink and the solid colour of diaphragm;Step 5, curing process is carried out to ink, after the completion of solidification, removes protective film.The present invention is able to solve the bad problem of edge bright line.

Description

A kind of method for adhering film of bend glass
Technical field
The present invention relates to glass making process technical fields, more particularly to a kind of method for adhering film of bend glass.
Background technique
With the development of technology and the improvement of people ' s living standards, using mobile phone, tablet computer as the intelligent terminal of representative Become the indispensable consumer electronics product of people.At the same time, requirement of the people to this electronic product be also increasingly Height takes the mobile phone as an example, and the cover-plate glass of mobile phone gradually develops to 2.5D glass from traditional plate cover board, then to currently popular 3D bend glass.
Bend glass has obtained pursuing for people because having outstanding apparent visual sense and hand sense of touch.In order to protect curved surface Glass and the color for increasing bend glass, it will usually one layer of pad pasting with particular color is bonded on bend glass.
Currently, the technique of bend glass pad pasting is that board is arranged using the make-up machine with upper mold jig, lower die jig Some parameters such as laminate pressure, dwell time, fitting speed;Upper mold jig places bend glass, lower die jig place wait pasting and Diaphragm, vacuumize process is taken to the closed mold that is formed after the molding of upper and lower mould, makes the OC glue of diaphragm binding face in song The surface of surface glass, to provide protection and increase the functional effects such as aesthetics.
For current coating technique when carrying out application of a surface, lower die jig usually selects the silica gel of material softness, fitting When generate pressure silica gel made to generate deformation and be bonded with the cambered surface to bend glass, but this is easy to cause the product of fitting to occur Edge is bonded insufficient, the problem for causing edge bright line bad.
Summary of the invention
In view of the above situation, the present invention provides a kind of method for adhering film of bend glass, and to solve, edge bright line is undesirable to be asked Topic.
A kind of method for adhering film of bend glass, comprising:
Step 1, bend glass to be fit is placed in the upper mold jig of make-up machine;
Step 2, diaphragm to be fit is placed in the lower die jig of the make-up machine, the size of the diaphragm is less than institute The size of bend glass is stated, the diaphragm has binding face and non-binding face, and the non-binding face is covered with protective film, the protection The size of film is consistent with the size of the diaphragm;
Step 3, in the make-up machine to the upper mold jig and the lower die jig carry out and mould and mould after take out It is vacuum-treated, so that the binding face of the bend glass and the diaphragm fits together, obtains preliminary jointing product;
Step 4, the non-fitting of the diaphragm is face-up, whole face is carried out to the preliminary jointing product and sprays ink, institute State the color of ink and the solid colour of the diaphragm;
Step 5, curing process is carried out to the ink, after the completion of solidification, removes the protective film.
The method for adhering film of the bend glass provided according to the present invention was bonded by the way of being first bonded and spraying ink afterwards Cheng Zhong, the size of diaphragm is less than the size of bend glass, and the size of protective film is consistent with the size of diaphragm, by preliminary patch It closes product and carries out whole face spraying ink, finally remove the protective film on diaphragm, it can be to bend glass not by the side of membrane covered Edge region sprays ink, bend glass is realized not by the colouring of the fringe region of membrane covered, to efficiently solve fitting Afterwards the problem of product edge bright line, and the solid colour of ink colors and diaphragm, it ensure that the aesthetics of product entirety.
In addition, the method for adhering film of above-mentioned bend glass according to the present invention, can also have the following additional technical features:
Further, the step 1 specifically includes:
Bend glass to be fit is placed in the upper mold jig of make-up machine, the upper mold jig has and the curved surface The curved surfaces that the concave surface of glass matches, the globoidal structure phase of the marginal texture and the bend glass of the upper mold jig Match.
Further, the step 2 specifically includes:
The diaphragm to be fit for posting guiding film is placed in the lower die jig of the make-up machine, the lower die jig Surface and the convex surface of the bend glass match, the marginal texture of the lower die jig and the globoidal structure of the bend glass Match.
Further, in the step 2, the diaphragm inside contracts 0.5mm relative to the bend glass.
Further, the step 3 specifically includes:
The upper mold jig negative camber glass position and the lower die are obtained by the CCD positioning device in the make-up machine Jig interior diaphragm position, the position at the fisrt feature position of the bend glass is obtained using image positioning apparatus, and obtains institute The position for stating the second feature position of diaphragm is overlapped the position at the fisrt feature position with the position at second feature position;
The release film that the diaphragm is removed in the lower die jig is pushed away by the lower die power device in the make-up machine It moves the lower die jig to be molded with the upper mold jig, the binding face is clung to the surface of the bend glass;
With vacuumize process is carried out after mould so that the binding face of the bend glass and the diaphragm fits together, obtain Obtain preliminary jointing product.
Further, the step 4 specifically includes:
The non-fitting of the diaphragm is face-up, by spraying the spray gun device of ink in flush coater to the preliminary fitting Product carries out whole face and sprays ink, the solid colour of the color of the ink and the diaphragm.
Further, the ink is thermohardening type printing ink, and the step 5 specifically includes:
Product after spraying is placed in continuous tunnel furnace, is baked processing admittedly to ink, Gu the protection is removed after the completion of roasting Film.
Further, the ink is UV curable ink, and the step 5 specifically includes:
Product after spraying is placed in continuous tunnel furnace, UV curing process is carried out to ink, after the completion of UV curing process, is removed The protective film.
Further, the lower die jig is silica gel material.
Detailed description of the invention
Fig. 1 is the flow chart of the method for adhering film of the bend glass of the embodiment of the present invention;
Fig. 2 is the detail flowchart of step 3 in Fig. 1.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing Give several embodiments of the invention.But the invention can be realized in many different forms, however it is not limited to this paper institute The embodiment of description.On the contrary, purpose of providing these embodiments is make it is more thorough and comprehensive to the disclosure.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases Any and all combinations of the listed item of pass.
Referring to FIG. 1, the embodiment provides a kind of method for adhering film of bend glass, which comprises
Step 1, bend glass to be fit is placed in the upper mold jig of make-up machine;
Wherein, step 1 specifically includes:
Bend glass to be fit is placed in the upper mold jig of make-up machine, the upper mold jig has and the curved surface The curved surfaces that the concave surface of glass matches, the globoidal structure phase of the marginal texture and the bend glass of the upper mold jig Match.
Step 2, diaphragm to be fit is placed in the lower die jig of the make-up machine, the size of the diaphragm is less than institute The size of bend glass is stated, the diaphragm has binding face and non-binding face, and the non-binding face is covered with protective film, the protection The size of film is consistent with the size of the diaphragm;
Wherein, step 2 specifically includes:
The diaphragm to be fit for posting guiding film is placed in the lower die jig of the make-up machine, the lower die jig Surface and the convex surface of the bend glass match, the marginal texture of the lower die jig and the globoidal structure of the bend glass Match.
Preferably, the lower die jig is silica gel material, and the surface of the silica gel face convex with the bend glass matches,
Preferably, the diaphragm inside contracts 0.5mm relative to the bend glass, which can guarantee the side of bend glass Edge and internal solid colour, there is not the problem of bright line in edge, and does not influence diaphragm to the protecting effect of bend glass.
Optionally, the size of diaphragm inside contracts 0.5mm relative to 3D map file again,
Step 3, in the make-up machine to the upper mold jig and the lower die jig carry out and mould and mould after take out It is vacuum-treated, so that the binding face of the bend glass and the diaphragm fits together, obtains preliminary jointing product;
Wherein, referring to FIG. 2, the step 3 specifically includes step S31~S33:
S31 obtains the upper mold jig negative camber glass position and described by CCD positioning device in the make-up machine Lower die jig interior diaphragm position, the position at the fisrt feature position of the bend glass is obtained using image positioning apparatus, and is obtained The position for taking the second feature position of the diaphragm makes the position at the fisrt feature position and the position weight at second feature position It closes;
Wherein, fisrt feature position is the target on bend glass, and second feature position is the target on diaphragm.
S32 removes the release film of the diaphragm in the lower die jig, is filled by the lower die power in the make-up machine It sets and the lower die jig is pushed to be molded with the upper mold jig, the binding face is clung to the table of the bend glass Face;
Wherein, lower die jig is that silica gel material, in plane domain, can pass through the OC glue of membrane surface specifically when molding The surface of bend glass is clung, and in curved surface area, then it is bonded by the deformation that silica gel generates.
Vacuumize process is carried out after S33 and mould, so that the binding face of the bend glass and the diaphragm is fitted in one It rises, obtains preliminary jointing product.
Wherein, by vacuumize process, to remove the air between diaphragm and bend glass.
Step 4, the non-fitting of the diaphragm is face-up, whole face is carried out to the preliminary jointing product and sprays ink, institute State the color of ink and the solid colour of the diaphragm;
Wherein, step 4 specifically includes:
Product is placed in spray finishing jig, keeps the non-fitting of the diaphragm face-up, by spraying ink in flush coater Spray gun device carries out whole face spraying ink (i.e. ink be sprayed on non-binding face side), the oil to the preliminary jointing product The color of ink and the solid colour of the diaphragm.
Step 5, curing process is carried out to the ink, after the completion of solidification, removes the protective film.
Wherein, the ink can be thermohardening type printing ink or UV curable ink.
When using thermohardening type printing ink, step 5 is specifically included:
Product after spraying is placed in continuous tunnel furnace, is baked processing admittedly to ink, admittedly roasting condition can be according to reality The ink types used are determined, Gu after the completion of roasting, then remove the protective film.
When using UV curable ink, step 5 is specifically included:
Product after spraying is placed in continuous tunnel furnace, UV curing process is carried out to ink, the cured condition of UV can basis The ink types of actual use are determined, and after the completion of UV curing process, then remove the protective film.
According to the method for adhering film of bend glass provided in this embodiment, by the way of being first bonded and spraying ink afterwards, fitting In the process, the size of diaphragm is less than the size of bend glass, and the size of protective film is consistent with the size of diaphragm, by preliminary Jointing product carries out whole face and sprays ink, finally removes the protective film on diaphragm, can be to bend glass not by membrane covered Fringe region sprays ink, bend glass is realized not by the colouring of the fringe region of membrane covered, to efficiently solve patch After conjunction the problem of product edge bright line, and the solid colour of ink colors and diaphragm, it ensure that the aesthetics of product entirety.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.

Claims (9)

1. a kind of method for adhering film of bend glass, which is characterized in that the described method includes:
Step 1, bend glass to be fit is placed in the upper mold jig of make-up machine;
Step 2, diaphragm to be fit is placed in the lower die jig of the make-up machine, the size of the diaphragm is less than the song The size of surface glass, the diaphragm have binding face and non-binding face, and the non-binding face is covered with protective film, the protective film Size is consistent with the size of the diaphragm;
Step 3, in the make-up machine to the upper mold jig and the lower die jig carry out and mould and mould after vacuumize Processing, so that the binding face of the bend glass and the diaphragm fits together, obtains preliminary jointing product;
Step 4, the non-fitting of the diaphragm is face-up, whole face is carried out to the preliminary jointing product and sprays ink, the oil The color of ink and the solid colour of the diaphragm;
Step 5, curing process is carried out to the ink, after the completion of solidification, removes the protective film.
2. the method for adhering film of bend glass according to claim 1, which is characterized in that the step 1 specifically includes:
Bend glass to be fit is placed in the upper mold jig of make-up machine, the upper mold jig has and the bend glass The curved surfaces that match of concave surface, the globoidal structure of the marginal texture and the bend glass of the upper mold jig matches.
3. the method for adhering film of bend glass according to claim 1, which is characterized in that the step 2 specifically includes:
The diaphragm to be fit for posting guiding film is placed in the lower die jig of the make-up machine, the surface of the lower die jig Match with the convex surface of the bend glass, the globoidal structure phase of the marginal texture and the bend glass of the lower die jig Match.
4. the method for adhering film of bend glass according to claim 1, which is characterized in that in the step 2, the diaphragm phase 0.5mm is inside contracted for the bend glass.
5. the method for adhering film of bend glass according to claim 1, which is characterized in that the step 3 specifically includes:
The upper mold jig negative camber glass position and the lower die jig are obtained by the CCD positioning device in the make-up machine Interior diaphragm position, the position at the fisrt feature position of the bend glass is obtained using image positioning apparatus, and obtains the film The position at the second feature position of piece is overlapped the position at the fisrt feature position with the position at second feature position;
The release film that the diaphragm is removed in the lower die jig pushes institute by the lower die power device in the make-up machine It states lower die jig to be molded with the upper mold jig, the binding face is clung to the surface of the bend glass;
With vacuumize process is carried out after mould so that the binding face of the bend glass and the diaphragm fits together, obtain just Walk jointing product.
6. the method for adhering film of bend glass according to claim 1, which is characterized in that the step 4 specifically includes:
The non-fitting of the diaphragm is face-up, by spraying the spray gun device of ink in flush coater to the preliminary jointing product It carries out whole face and sprays ink, the solid colour of the color of the ink and the diaphragm.
7. the method for adhering film of bend glass according to claim 1, which is characterized in that the ink is thermohardening type oil Ink, the step 5 specifically include:
Product after spraying is placed in continuous tunnel furnace, is baked processing admittedly to ink, Gu the protective film is removed after the completion of roasting.
8. the method for adhering film of bend glass according to claim 1, which is characterized in that the ink is UV curing type oil Ink, the step 5 specifically include:
Product after spraying is placed in continuous tunnel furnace, UV curing process is carried out to ink, after the completion of UV curing process, is removed described Protective film.
9. the method for adhering film of bend glass according to claim 1, which is characterized in that the lower die jig is silica gel material Matter.
CN201910076617.4A 2019-01-26 2019-01-26 A kind of method for adhering film of bend glass Pending CN109704589A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111263538A (en) * 2020-03-23 2020-06-09 Oppo广东移动通信有限公司 Film-coated curved surface shell, manufacturing method thereof, shell of electronic equipment and electronic equipment
CN112373004A (en) * 2020-09-17 2021-02-19 东莞市马越实业有限公司 Curved surface screen protective film laminating equipment and method
CN112867301A (en) * 2019-11-12 2021-05-28 Oppo广东移动通信有限公司 Shell assembly, preparation method and electronic equipment
CN113106403A (en) * 2020-01-09 2021-07-13 昆山微电子技术研究院 Coating method for inner curved surface of optical device
CN113733710A (en) * 2020-05-28 2021-12-03 惠州比亚迪电子有限公司 Molded diaphragm, curved glass diaphragm complex, preparation method of curved glass diaphragm complex and electronic equipment
CN116444166A (en) * 2023-04-04 2023-07-18 合肥金龙浩科技有限公司 3D glass local etching process

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CN108394090A (en) * 2018-01-15 2018-08-14 太仓斯迪克新材料科技有限公司 A kind of curved glass method for adhering film
CN108973099A (en) * 2018-06-13 2018-12-11 项本戌 A kind of method of more curved surface pad pastings
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US20010035256A1 (en) * 2000-02-24 2001-11-01 Sun-Gard Australia Pty Ltd. Vehicle glass coating
CN103332056A (en) * 2013-06-26 2013-10-02 浙江星星瑞金科技股份有限公司 Decoration method of 3D (Three Dimensional) display screen glass
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Publication number Priority date Publication date Assignee Title
CN112867301A (en) * 2019-11-12 2021-05-28 Oppo广东移动通信有限公司 Shell assembly, preparation method and electronic equipment
CN113106403A (en) * 2020-01-09 2021-07-13 昆山微电子技术研究院 Coating method for inner curved surface of optical device
CN113106403B (en) * 2020-01-09 2023-02-28 昆山微电子技术研究院 Coating method for inner curved surface of optical device
CN111263538A (en) * 2020-03-23 2020-06-09 Oppo广东移动通信有限公司 Film-coated curved surface shell, manufacturing method thereof, shell of electronic equipment and electronic equipment
CN111263538B (en) * 2020-03-23 2021-06-04 Oppo广东移动通信有限公司 Film-coated curved surface shell, manufacturing method thereof, shell of electronic equipment and electronic equipment
CN113733710A (en) * 2020-05-28 2021-12-03 惠州比亚迪电子有限公司 Molded diaphragm, curved glass diaphragm complex, preparation method of curved glass diaphragm complex and electronic equipment
CN112373004A (en) * 2020-09-17 2021-02-19 东莞市马越实业有限公司 Curved surface screen protective film laminating equipment and method
CN116444166A (en) * 2023-04-04 2023-07-18 合肥金龙浩科技有限公司 3D glass local etching process

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