CN106830646A - A kind of bend glass forming method of mobile terminal - Google Patents
A kind of bend glass forming method of mobile terminal Download PDFInfo
- Publication number
- CN106830646A CN106830646A CN201710124229.XA CN201710124229A CN106830646A CN 106830646 A CN106830646 A CN 106830646A CN 201710124229 A CN201710124229 A CN 201710124229A CN 106830646 A CN106830646 A CN 106830646A
- Authority
- CN
- China
- Prior art keywords
- module
- coldplate
- curved surface
- mould
- heating 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The present invention discloses a kind of bend glass forming method of mobile terminal, and methods described includes：The 3D curved surface formings mould feeding forming room of monolithic flat glass blank will be placed with；Multiple pre- thermal modules are passed sequentially through in advance heats 3D curved surface forming moulds stage by stage in thermo-conducting manner；Passed sequentially through after the completion of preheating multiple hot pressing modules by monolithic flat glass blank it is hot-forming stage by stage be 3D bend glass products；Multiple cooling modules are passed sequentially through after the completion of die mould and liquid cold passage cools down 3D curved surface forming moulds stage by stage in thermo-conducting manner, complete product discharge.The present invention is by using the multiple pre- thermal module arranged in streamline form, multiple hot pressing modules and multiple cooling modules, stage by stage carry out hot pressing, greatly reduce the material internal stress in 3D bend glass forming processes, reduce the generation of fine cracks, it has been obviously improved the yields of bend glass, and the cycle of bend glass shaping is shortened, production efficiency is improve.
Description
Technical field
The present invention relates to mobile terminal 3D bend glasses screen, bonnet, protection screen, process equipment and its process technology neck
Domain, more particularly to a kind of mobile terminal bend glass forming method.
Background technology
With mobile terminal（Smart mobile phone, panel computer etc.）Development, except Samsung, LG be proposed Curved screen intelligence hand
Machine, the smart mobile phone released as apple then more uses non-plane glass of the edge with circular arc chamfering, i.e. glass zone line
Transition is carried out using curved surface for plane and in edge, it is bent that above-mentioned these non-plane glass belong to smart mobile phone 3D of the present invention
Surface glass is related to and uses category.
Prior art is used for heating plate in the preheating of composition preheating mechanism in processing curve glass product equipment and is not connecing
Preheating is so that heat conduction efficiency is very low in the state of touch tool, it is impossible to allow mould rapidly to rise to required preheating temperature
Degree, is formed mechanism heats and is sent to cooling line to the mould of high temperature aftershaping and cooled down so that by the drastically change of temperature
Continually there is disrepair phenomenon in the glass for possessing curved face part changed and be molded, and extend bend glass global formation when
Between the cycle.
Further, since the difficulty of processing of 3D bend glasses is larger, process route is also complex, existing non-plane glass
It is general all to use cold working mode, i.e., the edge of flat glass is ground and polished, to obtain required cambered surface edge；But
It is that this use cold working mode easily leaves tiny crackle on non-plane glass, greatly reduces non-plane glass
Yields；And, the radian fillet size that cold working mode can be processed is also restrained.
Therefore, prior art still has much room for improvement and develops.
The content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, there is provided a kind of mobile terminal
Bend glass forming method, it is intended to by using the multiple pre- thermal module arranged in streamline form, multiple hot pressing module and
Multiple cooling module, the material internal stress for carrying out hot pressing, greatly reducing in 3D bend glass forming processes stage by stage reduces
The generation of fine cracks, hence it is evident that improve the yields of bend glass, and the cycle of bend glass shaping is shortened, improve
Production efficiency.
The technical proposal for solving the technical problem of the invention is as follows：
A kind of bend glass forming method of mobile terminal, wherein, including：
Step A, the 3D curved surface forming moulds that will be placed with monolithic flat glass blank are put on dog-house platform, work as induction installation
After sensing the 3D curved surface formings mould, control feed intake cylinder by the 3D curved surface formings mould send into forming room；
Step B, after the 3D curved surface formings mould enters forming room, passes sequentially through first arranged in streamline form in advance
Heating 3D is bent stage by stage in thermo-conducting manner for pre- thermal module, the second pre- thermal module, the 3rd pre- thermal module and the 4th pre- thermal module
Face mould；
Step C, after the completion of 3D curved surface formings mould preheating, passes sequentially through the first hot-die arranged in streamline form
Group, the second hot pressing module and the 3rd hot pressing module be used for by monolithic flat glass blank it is hot-forming stage by stage be 3D bend glasses
Product；
Step D, when the 3D curved surface formings mould is after by the 3rd hot pressing module, passes sequentially through in streamline form
First cooling module of arrangement, the second cooling module, the 3rd cooling module and the 4th cool down module sublevel in thermo-conducting manner
Section cooling 3D curved surface forming moulds；
Step E, after the 3D curved surface formings mould completes four coolings, then the 3D bend glasses after liquid cold passage is to shaping
After product carries out supplement heat rejecter, product discharge is completed.
The bend glass forming method of described mobile terminal, wherein, the 3D curved surface formings mould includes upper mould with
Mould, lower mould is provided with a cavity towards the one side of upper mould, and upper mould is provided with a boss, boss and cavity phase towards the one side of lower mould
Adaptation, for that in the state of upper mould with lower mould matched moulds, monolithic flat glass blank therein will be put into and be hot pressed into 3D curved surface glass
Glass, the intermediate symmetry of the lower mould bottom surface is provided with the empty avoiding cavity of a closing, and the upper die and lower die use blocky graphite
Machined shaping.
The bend glass forming method of described mobile terminal, wherein, the first pre- thermal module preheating temperature is 650
Degree, output pressure is 4-15kg；The second pre- thermal module preheating temperature is 750 degree, and output pressure is 4-15kg；Described 3rd
Pre- thermal module preheating temperature is 850 degree, and output pressure is 4-15kg；The 4th pre- thermal module preheating temperature is 950 degree, output
Pressure is 4-20kg；The preheating temperature of the 3D curved surface formings mould is gradually preheated from low to high successively.
The bend glass forming method of described mobile terminal, wherein, the first pre- thermal module is included in countercylinder, pair
Heating plate, secondary lower heating plate and secondary lower coldplate in coldplate, pair, the countercylinder are vertically arranged, add in coldplate, pair in pair
Hot plate, secondary lower heating plate and secondary lower coldplate are also placed in the forming room, and coldplate is connected under countercylinder in pair
End, heating plate is connected in pair under coldplate in pair；
When the 3D curved surface formings mould is preheated, the bottom surface of heating plate is used for the top surface with 3D curved surface forming moulds in pair
It is in contact, the top surface of the lower heating plate of pair is used to be in contact with the bottom surface of 3D curved surface forming moulds, the lower heating plate of pair is connected under pair
On coldplate；The second pre- thermal module, the 3rd pre- thermal module are configured using with the first pre- thermal module identical part.
The bend glass forming method of described mobile terminal, wherein, the first hot pressing module, the second hot pressing module with
And the 3rd hot pressing module die mould temperature be 950 degree, output pressure is 0.001Mpa-0.8Mpa.
The bend glass forming method of described mobile terminal, wherein, the first hot pressing module includes master cylinder, Your Majesty
Coldplate, Your Majesty's heating plate, main lower heating plate and main lower coldplate, the master cylinder are vertically arranged, Your Majesty's coldplate, Zhu Shangjia
Hot plate, main lower heating plate and main lower coldplate are placed in the forming room of a closing and ventilating, and Your Majesty's coldplate is connected to
The lower end of master cylinder, Your Majesty's heating plate is connected under Your Majesty's coldplate；
When the 3D curved surface formings mould carries out hot-forming, the bottom surface of Your Majesty's heating plate is used for and 3D curved surface forming moulds
Top surface is in contact, and the top surface of main lower heating plate is used to be in contact with the bottom surface of 3D curved surface forming moulds, and main lower heating plate is connected to
On main lower coldplate；
The second hot pressing module and the 3rd hot pressing module are configured using with the first hot pressing module identical part；Described 4th
Pre- thermal module is used and configured with the first hot pressing module identical part, and replaces master cylinder with countercylinder.
The bend glass forming method of described mobile terminal, wherein, the first cooling module is used and the first hot pressing
Module identical part is configured, and the second cooling module is used and configured with the 4th pre- thermal module identical part；
The 3D curved surface formings mould by first cooling module when, by with first cooling module in Your Majesty's coldplate, master
Lower coldplate carries out heat transfer and is cooled down；
The 3D curved surface formings mould by second cooling module when, by with second cooling module in pair on coldplate, pair
Lower coldplate carries out heat transfer and is cooled down；
The 3D curved surface formings mould by the 3rd cooling module, the 4th cooling module when, by be arranged on the 3rd cooling module,
Liquid cooling plate in 4th cooling module carries out water-cooled.
The bend glass forming method of described mobile terminal, wherein, between the secondary upper heating plate and secondary upper coldplate,
It is connected by multiple spacers between the lower heating plate of pair and the lower coldplate of pair.
The bend glass forming method of described mobile terminal, wherein, between Your Majesty's heating plate and Your Majesty's coldplate,
And it is provided with a two-sided flase floor between main lower heating plate and main lower coldplate.
The bend glass forming method of described mobile terminal, wherein, it is described first cooling module Your Majesty's heating plate with
Between Your Majesty's coldplate, between main lower heating plate and main lower coldplate and in the pair of the second cooling module heating plate with
A two-sided flase floor is also provided with pair between coldplate, between secondary lower heating plate and secondary lower coldplate.
The present invention discloses a kind of bend glass forming method of mobile terminal, will be placed with the 3D of monolithic flat glass blank
Curved surface forming mould sends into forming room；Multiple pre- thermal modules are passed sequentially through in advance heats 3D curved surfaces stage by stage in thermo-conducting manner
Mould；Multiple hot pressing modules are passed sequentially through after the completion of preheating monolithic flat glass blank is hot-forming for 3D is bent stage by stage
Surface glass product；Multiple cooling modules are passed sequentially through after the completion of die mould and liquid cold passage is cooled down stage by stage in thermo-conducting manner
3D curved surface forming moulds, complete product discharge.The present invention is by using multiple pre- thermal module, the multiple arranged in streamline form
Hot pressing module and multiple cooling modules, the material for carrying out hot pressing, greatly reducing in 3D bend glass forming processes stage by stage
Material internal stress, reduce the generation of fine cracks, hence it is evident that improve the yields of bend glass, and shorten bend glass into
In the cycle of type, improve production efficiency.
Brief description of the drawings
Fig. 1 is the flow chart of the preferred embodiment of the bend glass forming method of mobile terminal of the present invention.
Fig. 2 is the bend glass former part-structure schematic diagram of mobile terminal of the present invention.
Fig. 3 is the bend glass former structure and work flow schematic diagram of mobile terminal of the present invention.
Specific embodiment
To make the objects, technical solutions and advantages of the present invention clearer, clear and definite, develop simultaneously embodiment pair referring to the drawings
The present invention is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and without
It is of the invention in limiting.
Fig. 1 is referred to, Fig. 1 is the flow chart of the preferred embodiment of the bend glass forming method of mobile terminal of the present invention.
As shown in figure 1, a kind of bend glass forming method of mobile terminal provided in an embodiment of the present invention, including following step
Suddenly：
Step S100, the 3D curved surface forming moulds that will be placed with monolithic flat glass blank are put on dog-house platform, work as sensing
After device senses the 3D curved surface formings mould, control feed intake cylinder by the 3D curved surface formings mould send into forming room；
Step S200, after the 3D curved surface formings mould enters forming room, passes sequentially through what is arranged in streamline form in advance
First pre- thermal module, the second pre- thermal module, the 3rd pre- thermal module and the 4th pre- thermal module are heated stage by stage in thermo-conducting manner
3D curved surface forming moulds；
Step S300, after the completion of 3D curved surface formings mould preheating, passes sequentially through the first heat arranged in streamline form
Pressing mold group, the second hot pressing module and the 3rd hot pressing module be used for by monolithic flat glass blank it is hot-forming stage by stage be 3D curved surfaces
Glass product；
Step S400, when the 3D curved surface formings mould is after by the 3rd hot pressing module, passes sequentially through in streamline
First cooling module of form arrangement, the second cooling module, the 3rd cooling module and the 4th cool down module in thermo-conducting manner
3D curved surface forming moulds are cooled down stage by stage；
Step S500, after the 3D curved surface formings mould completes four coolings, then the 3D curved surfaces after liquid cold passage is to shaping
After glass product carries out supplement heat rejecter, product discharge is completed.
As shown in Fig. 2 Fig. 2 is the bend glass former part-structure schematic diagram of mobile terminal of the present invention, in Fig. 2 only
The major part of the former is shown, the flat glass blank of monolithic is placed on the 3D curved surface forming moulds of well in advance
In (not shown), and by molding 3D bend glass products after the hot-press equipment.
The 3D curved surface formings mould includes upper die and lower die, and lower mould is provided with a cavity, upper mould towards the one side of upper mould
The one side of lower mould is provided with a boss, boss is adapted with cavity, in the state of upper mould with lower mould matched moulds, will put
Enter monolithic flat glass blank therein and be hot pressed into 3D bend glasses, the intermediate symmetry of the lower mould bottom surface is provided with a closing
Empty avoiding cavity, the empty avoiding cavity one can control contact area of the lower mould with heating plate 114 under tamping plant master and position,
Two pressure distribution when can also control mould with lower mould matched moulds, it is possible thereby to make full use of streamline form to arrange hot-die
Group, and the flat glass being put into mould is carried out with hot pressing mode stage by stage hot-forming, substantially reduce 3D curved surfaces
Material internal stress of the glass in forming process, and then greatly reduce glass edge generation fine cracks, hence it is evident that lifting on-plane surface
The yields of glass.In addition, the upper die and lower die use the machined shaping of blocky graphite.
The former mainly includes the first hot pressing module 110, the second hot pressing module 120 in the arrangement of streamline form
With the 3rd hot pressing module 130, the 3D curved surface formings mould equipped with monolithic flat glass blank sequentially passes through along shown by arrow direction
First hot pressing module 110, the second hot pressing module 120 and the 3rd hot pressing module 130, for by monolithic flat glass blank stage by stage
Hot-forming is mobile terminal 3D bend glass products.
Specifically, the first hot pressing module 110 include master cylinder 111, Your Majesty's coldplate 112, Your Majesty's heating plate 113,
Main lower heating plate 114 and main lower coldplate 115, the master cylinder 111 are vertically arranged, Your Majesty's coldplate 112, Your Majesty's heating plate
113rd, main lower heating plate 114 and main lower coldplate 115 are placed in the forming room 400 of a closing and ventilating, Your Majesty's cooling
Plate 112 is connected to the lower end of master cylinder 111, and Your Majesty's heating plate 113 is connected under Your Majesty's coldplate 112.
When the 3D curved surface formings mould carries out hot-forming, the bottom surface of Your Majesty's heating plate 113 is used for and 3D songs
The top surface of face mould is in contact, and the top surface of main lower heating plate 114 is used to connect with the bottom surface of the 3D curved surface formings mould
Touch, main lower heating plate 114 is connected on main lower coldplate 115；The second hot pressing module 120 and the 3rd hot pressing module 130
Configured using with the identical part of the first hot pressing module 110.
The first hot pressing module 110, the second hot pressing module 120 and the die mould temperature of the 3rd hot pressing module 130 are 950
Degree, output pressure is 0.001Mpa-0.8Mpa, and output pressure requires to enter in 0.001Mpa-0.8Mpa according to the different of product
Row selection.
It is preferred that a two-sided flase floor 116 is provided between Your Majesty's heating plate 113 and Your Majesty's coldplate 112, with
And it is provided with a two-sided flase floor 117, the He of two-sided flase floor 116 between main lower heating plate 114 and main lower coldplate 115
117 two sides is machined with frame trough respectively, and the temperature rise speed of 3D curved surface forming moulds can be slowed down after mounting.
In the preferred embodiment of mobile terminal 3D bend glass forming methods of the present invention, the tamping plant is also wrapped
Include：It is pre- in the first pre- thermal module 210 of streamline form arrangement, the second pre- thermal module 220, the 3rd pre- thermal module 230 and the 4th
Thermal module 240, the first hot pressing module 110 is located at after the 4th pre- thermal module 240, and the 3D curved surface formings mould is passing through
Before first hot pressing module 110, the first pre- thermal module 210, the second pre- thermal module 220, the and of the 3rd pre- thermal module 230 are sequentially passed through
4th pre- thermal module 240, for heating 3D curved surface forming moulds stage by stage in thermo-conducting manner.
Specifically, the first pre- thermal module 210 include on countercylinder 211, pair heating plate 213 on coldplate 212, pair,
The lower heating plate 214 of pair and secondary lower coldplate 215, the countercylinder 211 are vertically arranged, heating plate on coldplate 212, pair in pair
213rd, secondary lower heating plate 214 and secondary lower coldplate 215 are also placed in the forming room 400, and coldplate 212 is connected in pair
The lower end of countercylinder 211, heating plate 213 is connected in pair under coldplate 212 in pair.
When the 3D curved surface formings mould is preheated, in pair the bottom surface of heating plate 213 be used for the 3D curved surfaces into
The top surface of pattern tool is in contact, and the top surface of the lower heating plate 214 of pair is used to be in contact with the bottom surface of the 3D curved surface formings mould, secondary
Lower heating plate 214 is connected under pair on coldplate 215；The second pre- thermal module 220, the 3rd pre- thermal module 230 are used
With the configuration of the identical part of the first pre- thermal module 210, the 4th pre- thermal module 240 is using identical with the first hot pressing module 110
Part configuration, to slow down the temperature rise speed of 3D curved surface forming moulds, and the 4th pre- thermal module 240 uses countercylinder 211
Replace master cylinder 111, it is to avoid excessive pressure is applied to 3D curved surface formings mould before formal hot pressing.
The 3D curved surface formings mould and flat glass blank need uniformly to be preheated before die mould, can be by pressurize
To control 3D curved surface formings mould and flat glass blank to carry out protection heating.The preheating temperature of first pre- thermal module 210 is
650 degree, output pressure is 4-15kg；The preheating temperature of second pre- thermal module 220 is 750 degree, and output pressure is 4-15kg；Institute
The preheating temperature of the 3rd pre- thermal module 230 is stated for 850 degree, output pressure is 4-15kg；The preheating temperature of 4th pre- thermal module 240
It it is 950 degree, output pressure is 4-20kg；The preheating temperature of the 3D curved surface formings mould gradually carries out pre- from low to high successively
Heat, is conducive to 3D curved surface formings mould and flat glass blank slowly to be heated up.
It is preferred that be connected by multiple spacers 216 between the secondary upper heating plate 213 and the upper coldplate 212 of pair, with
And be connected by multiple spacers 217 between secondary lower heating plate 214 and secondary lower coldplate 215, the spacer 216 and 217 connects
Contacting surface product is not so good as two-sided flase floor 116 and 117, in warm-up phase for two-sided flase floor 116 and 117, the He of spacer 216
217 temperature rise speeds that can accelerate 3D curved surface forming moulds.
In the preferred embodiment of mobile terminal 3D bend glass forming methods of the present invention, the former is also wrapped
Include：The the first cooling cooling cooling module 330 and the 4th of module the 320, the 3rd of module 310, second arranged in streamline form is cold
But module 340, the first cooling module 310 is located at after the 3rd hot pressing module 130, and the 3D curved surface formings mould is passing through
After the 3rd hot pressing module 130, sequentially pass through the first cooling module 310, second and cool down the cooling module of module the 320, the 3rd
330 and the 4th cool down module 340, for cooling down 3D curved surface forming moulds stage by stage in thermo-conducting manner.
Preferably, the first cooling module 310 is configured using with the identical part of the first hot pressing module 130, to ensure
Play the pressure maintaining effect of stabilization to 3D curved surface forming moulds at the initial stage of cooling, and the second cooling module 320 is using with the
The identical part of four pre- thermal module 240 is configured, and warm speed is moved back with accelerate 3D curved surface forming moulds.
The 3D curved surface formings mould by first cooling module 310 when, by with first cooling module 310 in Your Majesty
Coldplate, main lower coldplate carry out heat transfer and are cooled down；
The 3D curved surface formings mould by second cooling module 320 when, by with second cooling module 320 in pair on cool down
Plate, secondary lower coldplate carry out heat transfer and are cooled down；
It is cold by being arranged on the 3rd when the 3D curved surface formings mould cools down module 340 by the 3rd cooling module the 330, the 4th
But module the 330, the 4th cools down the liquid cooling plate in module 340（Liquid cooling plate is preferably from the liquid with cooling-down effect, the present invention
Running water）Carry out water-cooled.
Specifically, being provided with one between Your Majesty's heating plate 113 and Your Majesty's coldplate 112 of the first cooling module 310
Two-sided flase floor 116, a two-sided flase floor 117 is provided between main lower heating plate 114 and main lower coldplate 115, and described
A two-sided flase floor 216 is provided between heating plate 213 and secondary upper coldplate 212 in second pair for cooling down module 320, pair is lower to be added
A two-sided flase floor 217 is provided between hot plate 214 and secondary lower coldplate 215.
As shown in figure 3, being by the process of former processing curve glass of the invention：In advance by monolithic flat glass
Blank is placed in 3D curved surface forming moulds, is then put the 3D curved surface forming moulds for being placed with monolithic flat glass blank
Enter on dog-house platform 1, after induction installation senses the 3D curved surface formings mould, cylinder control push rod by 3D curved surfaces into
Pattern tool push-in forming room 400, after the 3D curved surface formings mould is admitted to forming room 400, passes sequentially through in flowing water in advance
The first pre- thermal module 210, the second pre- thermal module 220, the 3rd pre- thermal module 230 and the 4th pre- thermal module 240 that line form is arranged
Heat 3D curved surface forming moulds stage by stage in thermo-conducting manner, monolithic flat glass blank is slowly preheated, when described
After the completion of the preheating of 3D curved surface formings mould, the first hot pressing module 110, the second hot-die arranged in streamline form are passed sequentially through
The hot pressing module 130 of group 120 and the 3rd be used for by monolithic flat glass blank it is hot-forming stage by stage be 3D bend glass products（I.e.
Monolithic flat glass blank surrounding has occurred in that circular arc camber）, when the 3D curved surface formings mould is by the described 3rd warm
After pressing mold group 130, the first cooling cooling module the 320, the 3rd of module 310, second arranged in streamline form is passed sequentially through
Cooling module 330 and the 4th cooling module 340 in thermo-conducting manner stage by stage cool down 3D curved surface forming moulds, by 3D curved surfaces into
Type mold temperature is gradually reduced, after the 3D curved surface formings mould completes four coolings, then by liquid cold passage 2（Auxiliary is cold
But device）After 3D bend glasses product carries out supplement heat rejecter after shaping, product discharge is completed by discharging opening 3.
There is a 3D curved surface forming mould under each station, the process time of all stations is consistent, can be by aobvious
Show console 4（Each pre- thermal module, die mould module, the temperature of cooling module, pressure, process time and other parameters can be shown）
It is adjusted and controls, be conducive to the flat glass blank processed in multiple 3D curved surface forming moulds simultaneously, improves processing efficiency.
It should be noted that in actual applications, can according to actual needs and different product requirement, die mould module,
Pre- thermal module, the quantity of cooling module can not be quantity of the invention, and a press-moulding die is only set in die mould in the present invention
Also can organize, other die mould modules can not limited as pre- thermal module or cooling module, particular number.
In sum, the present invention discloses a kind of bend glass forming method of mobile terminal, and methods described includes：To place
There is the 3D curved surface formings mould feeding forming room of monolithic flat glass blank；Multiple pre- thermal modules are passed sequentially through in advance with heat transfer
Mode heat 3D curved surface forming moulds stage by stage；Multiple hot pressing modules are passed sequentially through after the completion of preheating by monolithic flat glass hair
It is 3D bend glass products that base is hot-forming stage by stage；Passed sequentially through after the completion of die mould multiple cooling modules and liquid cold passage with
The mode of heat transfer cools down 3D curved surface forming moulds stage by stage, completes product discharge.The present invention is by using in streamline form
The multiple pre- thermal module of arrangement, multiple hot pressing modules and multiple cooling modules, stage by stage carry out hot pressing, greatly reduce 3D
Material internal stress in bend glass forming process, reduces the generation of fine cracks, hence it is evident that improve the non-defective unit of bend glass
Rate, and the cycle of bend glass shaping is shortened, improve production efficiency.
It should be appreciated that application of the invention is not limited to above-mentioned citing, and for those of ordinary skills, can
To be improved according to the above description or converted, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Shield scope.
Claims (10)
1. the bend glass forming method of a kind of mobile terminal, it is characterised in that including：
Step A, the 3D curved surface forming moulds that will be placed with monolithic flat glass blank are put on dog-house platform, work as induction installation
After sensing the 3D curved surface formings mould, control feed intake cylinder by the 3D curved surface formings mould send into forming room；
Step B, after the 3D curved surface formings mould enters forming room, passes sequentially through first arranged in streamline form in advance
Heating 3D is bent stage by stage in thermo-conducting manner for pre- thermal module, the second pre- thermal module, the 3rd pre- thermal module and the 4th pre- thermal module
Face mould；
Step C, after the completion of 3D curved surface formings mould preheating, passes sequentially through the first hot-die arranged in streamline form
Group, the second hot pressing module and the 3rd hot pressing module be used for by monolithic flat glass blank it is hot-forming stage by stage be 3D bend glasses
Product；
Step D, when the 3D curved surface formings mould is after by the 3rd hot pressing module, passes sequentially through in streamline form
First cooling module of arrangement, the second cooling module, the 3rd cooling module and the 4th cool down module sublevel in thermo-conducting manner
Section cooling 3D curved surface forming moulds；
Step E, after the 3D curved surface formings mould completes four coolings, then the 3D bend glasses after liquid cold passage is to shaping
After product carries out supplement heat rejecter, product discharge is completed.
2. the bend glass forming method of mobile terminal according to claim 1, it is characterised in that the 3D curved surface formings
Mould includes upper die and lower die, and lower mould is provided with a cavity towards the one side of upper mould, and upper mould is provided with one towards the one side of lower mould
Boss, boss is adapted with cavity, for that in the state of upper mould with lower mould matched moulds, will be put into monolithic flat glass hair therein
Base is hot pressed into 3D bend glasses, and the intermediate symmetry of the lower mould bottom surface is provided with the empty avoiding cavity of a closing, and the upper mould is with
Mould uses the machined shaping of blocky graphite.
3. the bend glass forming method of mobile terminal according to claim 1, it is characterised in that the first pre- hot-die
Group preheating temperature is 650 degree, and output pressure is 4-15kg；The second pre- thermal module preheating temperature is 750 degree, and output pressure is
4-15kg；The 3rd pre- thermal module preheating temperature is 850 degree, and output pressure is 4-15kg；The 4th pre- thermal module preheating
Temperature is 950 degree, and output pressure is 4-20kg；The preheating temperature of the 3D curved surface formings mould is gradually carried out from low to high successively
Preheating.
4. the bend glass forming method of mobile terminal according to claim 3, it is characterised in that the first pre- hot-die
Group includes countercylinder, pair in heating plate in coldplate, pair, coldplate under heating plate and pair under pair, and the countercylinder is vertically arranged,
Heating plate, secondary lower heating plate and secondary lower coldplate are also placed in the forming room in coldplate, pair in pair, coldplate in pair
The lower end of countercylinder is connected to, heating plate is connected in pair under coldplate in pair；
When the 3D curved surface formings mould is preheated, the bottom surface of heating plate is used for the top surface with 3D curved surface forming moulds in pair
It is in contact, the top surface of the lower heating plate of pair is used to be in contact with the bottom surface of 3D curved surface forming moulds, the lower heating plate of pair is connected under pair
On coldplate；The second pre- thermal module, the 3rd pre- thermal module are configured using with the first pre- thermal module identical part.
5. the bend glass forming method of mobile terminal according to claim 1, it is characterised in that first hot-die
Group, the second hot pressing module and the 3rd hot pressing module die mould temperature are 950 degree, and output pressure is 0.001Mpa-0.8Mpa.
6. the bend glass forming method of mobile terminal according to claim 5, it is characterised in that first hot-die
Group includes master cylinder, Your Majesty's coldplate, Your Majesty's heating plate, main lower heating plate and main lower coldplate, and the master cylinder is vertically arranged,
Your Majesty's coldplate, Your Majesty's heating plate, main lower heating plate and main lower coldplate are placed in the forming room of a closing and ventilating,
Your Majesty's coldplate is connected to the lower end of master cylinder, and Your Majesty's heating plate is connected under Your Majesty's coldplate；
When the 3D curved surface formings mould carries out hot-forming, the bottom surface of Your Majesty's heating plate is used for and 3D curved surface forming moulds
Top surface is in contact, and the top surface of main lower heating plate is used to be in contact with the bottom surface of 3D curved surface forming moulds, and main lower heating plate is connected to
On main lower coldplate；
The second hot pressing module and the 3rd hot pressing module are configured using with the first hot pressing module identical part；Described 4th
Pre- thermal module is used and configured with the first hot pressing module identical part, and replaces master cylinder with countercylinder.
7. the bend glass forming method of mobile terminal according to claim 1, it is characterised in that the first cooling mould
Group is configured using with the first hot pressing module identical part, and the second cooling module is used and the 4th pre- thermal module identical zero
Part is configured；
The 3D curved surface formings mould by first cooling module when, by with first cooling module in Your Majesty's coldplate, master
Lower coldplate carries out heat transfer and is cooled down；
The 3D curved surface formings mould by second cooling module when, by with second cooling module in pair on coldplate, pair
Lower coldplate carries out heat transfer and is cooled down；
The 3D curved surface formings mould by the 3rd cooling module, the 4th cooling module when, by be arranged on the 3rd cooling module,
Liquid cooling plate in 4th cooling module carries out water-cooled.
8. the bend glass forming method of mobile terminal according to claim 4, it is characterised in that the secondary upper heating plate
It is connected by multiple spacers between coldplate in pair, between secondary lower heating plate and the lower coldplate of pair.
9. the bend glass forming method of mobile terminal according to claim 6, it is characterised in that Your Majesty's heating plate
A two-sided flase floor is provided between Your Majesty's coldplate and between main lower heating plate and main lower coldplate.
10. the bend glass forming method of mobile terminal according to claim 7, it is characterised in that first cooling
Between Your Majesty's heating plate and Your Majesty's coldplate of module, between main lower heating plate and main lower coldplate and second cooling
A two-sided lattice are also provided with the pair of module between heating plate and secondary upper coldplate, between secondary lower heating plate and secondary lower coldplate
Screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710124229.XA CN106830646B (en) | 2017-03-03 | 2017-03-03 | Curved glass forming method for mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710124229.XA CN106830646B (en) | 2017-03-03 | 2017-03-03 | Curved glass forming method for mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106830646A true CN106830646A (en) | 2017-06-13 |
| CN106830646B CN106830646B (en) | 2020-04-21 |
Family
ID=59137907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710124229.XA Active CN106830646B (en) | 2017-03-03 | 2017-03-03 | Curved glass forming method for mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106830646B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107117801A (en) * | 2017-06-14 | 2017-09-01 | 深圳市策维科技有限公司 | Bend glass hot press and forming method |
| CN107337338A (en) * | 2017-08-30 | 2017-11-10 | 东莞恩特贝斯智能技术有限公司 | A kind of selection forming method of 3D bend glasses hot-press equipment |
| CN107365059A (en) * | 2017-08-30 | 2017-11-21 | 东莞恩特贝斯智能技术有限公司 | The conveying device and method that a kind of bend glass for mobile terminal is molded |
| CN107365060A (en) * | 2017-08-30 | 2017-11-21 | 东莞恩特贝斯智能技术有限公司 | The cooling device and method that a kind of bend glass for mobile terminal is molded |
| CN107473572A (en) * | 2017-08-30 | 2017-12-15 | 东莞恩特贝斯智能技术有限公司 | A kind of forming method of Curred glass forming machine structure for mobile terminal |
| CN109206000A (en) * | 2017-07-03 | 2019-01-15 | 比亚迪股份有限公司 | Bend glass and its forming method |
| CN110372182A (en) * | 2018-04-12 | 2019-10-25 | 蓝思科技（长沙）有限公司 | A kind of 3D hot bending shape technique for glass screen production |
| TWI827242B (en) * | 2022-08-31 | 2023-12-21 | 大陸商業成科技（成都）有限公司 | Leveling device and leveling method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4778507A (en) * | 1986-08-12 | 1988-10-18 | Asahi Glass Company Ltd. | Method for bending glass plates |
| CN105859111A (en) * | 2016-04-01 | 2016-08-17 | 黄超 | Curved-surface glass preparation method and processing device thereof |
| CN106316081A (en) * | 2016-08-31 | 2017-01-11 | 饶武良 | Hot-bending forming machine for mobile phone glass and watch surface covers |
| CN106396352A (en) * | 2016-10-25 | 2017-02-15 | 三砥新材（深圳）有限公司 | Curved-glass hot bending mold, curved-glass hot bending preparation system and curved-glass hot bending preparation process |
-
2017
- 2017-03-03 CN CN201710124229.XA patent/CN106830646B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4778507A (en) * | 1986-08-12 | 1988-10-18 | Asahi Glass Company Ltd. | Method for bending glass plates |
| CN105859111A (en) * | 2016-04-01 | 2016-08-17 | 黄超 | Curved-surface glass preparation method and processing device thereof |
| CN106316081A (en) * | 2016-08-31 | 2017-01-11 | 饶武良 | Hot-bending forming machine for mobile phone glass and watch surface covers |
| CN106396352A (en) * | 2016-10-25 | 2017-02-15 | 三砥新材（深圳）有限公司 | Curved-glass hot bending mold, curved-glass hot bending preparation system and curved-glass hot bending preparation process |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107117801A (en) * | 2017-06-14 | 2017-09-01 | 深圳市策维科技有限公司 | Bend glass hot press and forming method |
| CN109206000A (en) * | 2017-07-03 | 2019-01-15 | 比亚迪股份有限公司 | Bend glass and its forming method |
| CN107337338A (en) * | 2017-08-30 | 2017-11-10 | 东莞恩特贝斯智能技术有限公司 | A kind of selection forming method of 3D bend glasses hot-press equipment |
| CN107365059A (en) * | 2017-08-30 | 2017-11-21 | 东莞恩特贝斯智能技术有限公司 | The conveying device and method that a kind of bend glass for mobile terminal is molded |
| CN107365060A (en) * | 2017-08-30 | 2017-11-21 | 东莞恩特贝斯智能技术有限公司 | The cooling device and method that a kind of bend glass for mobile terminal is molded |
| CN107473572A (en) * | 2017-08-30 | 2017-12-15 | 东莞恩特贝斯智能技术有限公司 | A kind of forming method of Curred glass forming machine structure for mobile terminal |
| CN107337338B (en) * | 2017-08-30 | 2019-10-18 | 东莞恩特贝斯智能技术有限公司 | A kind of selection forming method of 3D bend glass hot-press equipment |
| CN107365059B (en) * | 2017-08-30 | 2023-06-27 | 东莞恩特贝斯智能技术有限公司 | Conveying device and method for curved glass forming of mobile terminal |
| CN107365060B (en) * | 2017-08-30 | 2023-08-04 | 东莞恩特贝斯智能技术有限公司 | Cooling device and method for curved glass forming of mobile terminal |
| CN110372182A (en) * | 2018-04-12 | 2019-10-25 | 蓝思科技（长沙）有限公司 | A kind of 3D hot bending shape technique for glass screen production |
| CN110372182B (en) * | 2018-04-12 | 2022-01-28 | 蓝思科技（长沙）有限公司 | 3D hot bending forming process for glass screen production |
| TWI827242B (en) * | 2022-08-31 | 2023-12-21 | 大陸商業成科技（成都）有限公司 | Leveling device and leveling method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106830646B (en) | 2020-04-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106830646A (en) | A kind of bend glass forming method of mobile terminal | |
| CN106746533A (en) | A kind of compression system of mobile terminal bend glass shaping | |
| CN106673411A (en) | Cooling system in 3D (three dimensional) curved glass hot pressing device and cooling method | |
| CN106673410A (en) | Cooling device and cooling method for 3D (three-dimensional) curved glass hot-pressing equipment | |
| KR20200059190A (en) | Curved glass thermoforming equipment and thermoforming method | |
| CN106746531A (en) | 3D bend glass hot-press equipments | |
| CN106746534A (en) | 3D bend glasses hot-press equipment and formed product method | |
| CN205420154U (en) | Hot bender | |
| CN107117800A (en) | A kind of hot-bending machine of combination electromagnetic induction heating and two kinds of technologies of electric heating conduction heating | |
| CN206607156U (en) | A kind of pressure control device of mobile terminal bend glass shaping | |
| CN107176783B (en) | Glass forming furnace | |
| CN206751649U (en) | Slow down the flase floor of mould temperature rise speed in a kind of bend glass forming process | |
| CN206607159U (en) | A kind of preheating device of mobile terminal bend glass shaping | |
| CN207273852U (en) | A kind of hot-press equipment of processing 3D bend glasses or safeguard film for cellular phone | |
| CN206767927U (en) | A kind of cooling device of heat-bending glass process equipment | |
| CN106746535A (en) | The pressure control device and method of a kind of mobile terminal bend glass shaping | |
| CN107473572B (en) | A kind of forming method of the Curred glass forming machine structure for mobile terminal | |
| CN106746532A (en) | A kind of 3D bend glasses hot-press method | |
| CN206607158U (en) | A kind of molding press device of mobile terminal bend glass shaping | |
| CN206828365U (en) | A kind of electro-heat equipment of mobile terminal bend glass shaping | |
| CN207243724U (en) | 3D bend glass hot-press equipments | |
| CN207193112U (en) | A kind of hot pressing module for bend glass shaping | |
| CN206607155U (en) | A kind of smart mobile phone 3D bend glasses and its hot-press equipment | |
| CN110171922A (en) | A kind of hot bending shape method of slide | |
| CN206616141U (en) | A kind of processing platform of mobile terminal bend glass shaping |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |