CN115922472A - Production process of microcrystalline cover plate of mobile phone - Google Patents
Production process of microcrystalline cover plate of mobile phone Download PDFInfo
- Publication number
- CN115922472A CN115922472A CN202211346081.1A CN202211346081A CN115922472A CN 115922472 A CN115922472 A CN 115922472A CN 202211346081 A CN202211346081 A CN 202211346081A CN 115922472 A CN115922472 A CN 115922472A
- Authority
- CN
- China
- Prior art keywords
- polishing
- glass
- production process
- microcrystalline
- cover plate
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000011521 glass Substances 0.000 claims abstract description 67
- 238000005498 polishing Methods 0.000 claims abstract description 47
- 238000000227 grinding Methods 0.000 claims abstract description 13
- 238000005520 cutting process Methods 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 238000004806 packaging method and process Methods 0.000 claims abstract description 4
- 238000013016 damping Methods 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 238000003801 milling Methods 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 3
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 239000005337 ground glass Substances 0.000 abstract description 2
- 239000004575 stone Substances 0.000 description 5
- 239000002241 glass-ceramic Substances 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000013081 microcrystal Substances 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003904 radioactive pollution Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a production process of a microcrystalline cover plate of a mobile phone, which comprises the following steps of selecting a glass blank, cutting the glass blank, grinding the cut glass blank to be flat and correcting the right angle, bonding a plurality of glass blanks after grinding, cutting the bonded glass blanks, processing the shape of the cut glass blank, grinding the glass blank with the processed shape by a grinder, polishing the ground glass blocks, and finally cleaning, inspecting and packaging. The invention solves the problem that the surface of the microcrystalline cover plate of the mobile phone is easily scratched or has unevenness.
Description
Technical Field
The invention relates to the technical field of microcrystalline cover plate production, in particular to a production process of a microcrystalline cover plate of a mobile phone.
Background
The microcrystal cover plate is a mixture of microcrystal and glass prepared by sintering and crystallizing proper glass particles, is hard, compact and uniform in texture, free of pollution in the production process, free of radioactive pollution of a product, is a novel environment-friendly green material, is different from common glass in appearance, has dual characteristics of glass and ceramic, and is more prone to ceramic in appearance texture. The microcrystalline glass has higher brightness than ceramic, has stronger toughness than glass, has rough surfaces of natural stones such as marble, granite and the like, is easy to store dirt and dirt, does not have the problem of the microcrystalline cover plate, and also has the advantages of uniform strength, simple process, lower cost and the like.
In the prior art, the patent number is 200810116185.7, and the production method of the grinding and polishing ultrathin glass ceramic plate comprises the following steps: a stone plate with the same specification as the ultra-thin microcrystalline glass plate to be polished is polished flat; b, sticking an isolating layer on the surface of the stone slab; c, adhering the ultrathin glass ceramic plate to the isolating layer through an adhesive to adhere the ultrathin glass ceramic plate to the stone plate; and d, grinding and polishing the ultrathin glass ceramic plate bonded with the stone plate by adopting a traditional polishing process.
The surface of the microcrystalline cover plate is easily scratched or uneven in the processing and production process, and the traditional polishing and grinding process cannot meet the processing requirements of the microcrystalline cover plate of the mobile phone.
Disclosure of Invention
The invention aims to provide a production process of a microcrystalline cover plate of a mobile phone, which aims to solve the problem that the surface of the microcrystalline cover plate of the mobile phone is easily scratched or uneven.
In order to achieve the purpose, the invention provides the following technical scheme: the production process of the microcrystalline cover plate of the mobile phone comprises the following steps;
step one; selecting a glass blank;
step two; cutting the glass blank into a plurality of parts;
step three; grinding the cut glass blank by a milling machine according to the size required by a client;
step four; bonding a plurality of glass blanks which are ground to be flat, and placing the glass blanks in a clamp after bonding the glass blanks into an integral glass block;
step five; horizontally placing a glass plate on a workbench of the multi-wire cutting machine, cutting the glass block in the clamp into a plurality of glass sheets according to the size requirement of a customer;
step six; putting a plurality of cut glass sheets into an ultrasonic cleaning machine for cleaning;
step seven; processing the shape of the cleaned glass sheet by a numerical control milling and grinding machine;
step eight; polishing the glass sheet with the processed shape by a plane grinder, wherein the polishing pressure is 30-200 g/square centimeter, and the diameter of the particles used for polishing is 1000-3000 meshes; polishing the glass sheet to remove the thickness allowance of 0.05-0.9 mm;
step nine; polishing the ground glass block in a polishing machine under the polishing pressure of 30-200 g/cm, wherein the particle diameter of a polishing agent used for polishing is 0.3-5 microns, a polishing skin used for polishing is damping cloth, and the thickness of the glass sheet is removed by 0.01-0.1 mm;
step ten; and cleaning, inspecting and packaging the polished glass sheet.
Further, the particles used for polishing are silicon carbide chloride or single crystal alumina.
Further, the polishing agent used for polishing is cerium oxide.
The damping cloth is further provided with a plurality of grooves on the surface, the width of each groove is 0.8-5 mm, the thickness of each groove is 0.2-1.2 mm, and the overall depth of the damping cloth is 0.5-3 mm.
Compared with the prior art, the invention has the beneficial effects that:
(1) In the plane grinding process, sand sedimentation is reduced, the dispersibility is good, and the plane smoothness of the glass block is improved;
(2) In the polishing process, damping cloth is adopted to polish the upper surface and the lower surface of the glass block, so that scratches on the surface of the glass block are reduced.
Detailed Description
Embodiment 1, a production process of a microcrystalline cover plate of a mobile phone, which comprises the following steps;
step one; selecting a glass blank;
step two; cutting the glass blank into four parts;
step three; grinding the cut glass blank by a milling machine according to the size required by a client;
step four; bonding a plurality of glass blanks which are ground to be flat, and placing the glass blanks in a clamp after bonding the glass blanks into an integral glass block;
step five; horizontally placing a glass plate on a workbench of the multi-wire cutting machine, cutting the glass block in the clamp into a plurality of glass sheets according to the size requirement of a customer;
step six; putting a plurality of cut glass sheets into an ultrasonic cleaning machine for cleaning;
step seven; processing the shape of the cleaned glass sheet by a numerical control milling and grinding machine;
step eight; polishing the glass sheet with the processed shape by a plane grinder, wherein the polishing pressure is 30-200 g/square centimeter, and the diameter of the particles used for polishing is 1000-3000 meshes; polishing the glass block to remove the thickness allowance of 0.05-0.9 mm;
step nine; polishing the polished glass sheet in a polishing machine under the polishing pressure of 30-200 g/cm, wherein the particle diameter of a polishing agent used for polishing is 0.3-5 microns, a polishing skin used for polishing is damping cloth, and the balance of the glass sheet is removed by polishing by 0.01-0.1 mm;
step ten; and cleaning, inspecting and packaging the polished glass sheet.
Wherein, the particles used for polishing are silicon chlorocarbide or single crystal alumina. The polishing agent used for polishing is cerium oxide.
The surface of the damping cloth is provided with a plurality of grooves, the width of each groove is 0.8-5 mm, the thickness of each groove is 0.2-1.2 mm, and the integral depth of the damping cloth is 0.5-3 mm.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and do not limit the protection scope of the present invention, and those skilled in the art can make simple modifications or equivalent substitutions on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (4)
1. The production process of the microcrystalline cover plate of the mobile phone is characterized by comprising the following steps: the production process comprises the following steps;
step one; selecting a glass blank;
step two; cutting the glass blank into a plurality of parts;
step three; grinding the cut glass blank by a milling machine according to the size required by a client;
step four; bonding a plurality of glass blanks which are ground to be flat, and placing the glass blanks in a clamp after bonding the glass blanks into an integral glass block;
step five; horizontally placing a glass plate on a workbench of the multi-wire cutting machine, cutting the glass block in the clamp into a plurality of glass sheets according to the size requirement of a customer;
step six; putting a plurality of cut glass sheets into an ultrasonic cleaning machine for cleaning;
step seven; processing the shape of the cleaned glass sheet by a numerical control milling and grinding machine;
step eight; polishing the glass sheet with the processed shape by a plane grinder, wherein the polishing pressure is 30-200 g/square centimeter, and the diameter of the particles used for polishing is 1000-3000 meshes; polishing the glass sheet to remove the thickness allowance of 0.05-0.9 mm;
step nine; polishing the polished glass sheet in a polishing machine under the polishing pressure of 30-200 g/cm, wherein the particle diameter of a polishing agent used for polishing is 0.3-5 microns, a polishing skin used for polishing is damping cloth, and the glass sheet is polished to remove the thickness of 0.01-0.1 mm;
step ten; and cleaning, inspecting and packaging the polished glass sheet.
2. The production process of the microcrystalline cover plate for the mobile phone as claimed in claim 1, wherein the particles used for polishing are silicon chlorocarbide or single crystal alumina.
3. The production process of the microcrystalline cover plate of the mobile phone according to claim 1, wherein the production process comprises the following steps: the polishing agent used for polishing is cerium oxide.
4. The production process of the microcrystalline cover plate of the mobile phone as claimed in claim 3, wherein the production process comprises the following steps: the surface of the damping cloth is provided with a plurality of grooves, the width of each groove is 0.8-5 mm, the thickness of each groove is 0.2-1.2 mm, and the integral depth of the damping cloth is 0.5-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211346081.1A CN115922472A (en) | 2022-10-31 | 2022-10-31 | Production process of microcrystalline cover plate of mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211346081.1A CN115922472A (en) | 2022-10-31 | 2022-10-31 | Production process of microcrystalline cover plate of mobile phone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115922472A true CN115922472A (en) | 2023-04-07 |
Family
ID=86698340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211346081.1A Pending CN115922472A (en) | 2022-10-31 | 2022-10-31 | Production process of microcrystalline cover plate of mobile phone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115922472A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160039703A1 (en) * | 2013-02-25 | 2016-02-11 | Hoya Corporation | Glass lens blank for polishing, manufacturing method therefore, and optical lens manufacturing method |
| CN111352179A (en) * | 2020-03-10 | 2020-06-30 | 杭州美迪凯光电科技股份有限公司 | Triangular prism machining process |
| CN112645602A (en) * | 2021-01-04 | 2021-04-13 | 蓝思科技（长沙）有限公司 | Manufacturing method of 3D glass cover plate |
-
2022
- 2022-10-31 CN CN202211346081.1A patent/CN115922472A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160039703A1 (en) * | 2013-02-25 | 2016-02-11 | Hoya Corporation | Glass lens blank for polishing, manufacturing method therefore, and optical lens manufacturing method |
| CN111352179A (en) * | 2020-03-10 | 2020-06-30 | 杭州美迪凯光电科技股份有限公司 | Triangular prism machining process |
| CN112645602A (en) * | 2021-01-04 | 2021-04-13 | 蓝思科技（长沙）有限公司 | Manufacturing method of 3D glass cover plate |
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Application publication date: 20230407 |