CN110981169A - Processing device for 3D curved glass and using method thereof - Google Patents
Processing device for 3D curved glass and using method thereof Download PDFInfo
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- CN110981169A CN110981169A CN201911375224.XA CN201911375224A CN110981169A CN 110981169 A CN110981169 A CN 110981169A CN 201911375224 A CN201911375224 A CN 201911375224A CN 110981169 A CN110981169 A CN 110981169A
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- 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
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Abstract
The invention relates to a processing device of 3D curved glass and a using method thereof, wherein the device comprises a box body, a bracket, a die, a feeding end, a heating area, a forming area, a cooling area, a discharging end and a material pushing device; the box body is positioned at the upper end of the bracket, a flat plate is arranged in the box body, and the heating zone, the forming zone and the cooling zone are all arranged in the box body; the feeding end and the discharging end are both provided with transmission rails; the use method is simple to operate and convenient to use; the invention solves the defects of 3D curved glass in the prior art in the processing process, the heating plate is in direct contact with the die, the heat is transferred to the preformed glass through the die, the heating speed of the preformed glass is improved, the heating is uniform, and the product quality and the processing efficiency are improved; the multi-station forming process, namely heating, profiling and cooling, is adopted, so that the circulating temperature rise and the temperature reduction are not needed, the energy consumption is reduced, and meanwhile, the temperature consistency of the forming process is ensured.
Description
Technical Field
The invention relates to the technical field of glass processing, in particular to a processing device for 3D curved glass and a using method thereof.
Background
The development of the mobile internet not only enables the living of people to change over the ground, but also brings about the innovation of the mobile network technology, the 4G era has lasted for years, and the 5G era is about to be started. In the 5G era, shielding of a metal case becomes a major bottleneck, and since the metal rear cover has strong signal shielding performance, the smart phone most probably abandons the existing metal rear cover and adopts a non-metal material.
Along with the improvement of aesthetic appearance and performance requirements of people on intelligent terminal products, related product screens gradually transit from a plane touch screen to a 2.5D curved surface and a 3D curved surface gradually along with market compliance. The 3D curved glass enters a rapid development stage, and the curved glass means that the whole glass is not on a plane and generally has an arc shape, a J shape, a V shape, a hyperboloid bending shape, an S shape and the like. 3D curved surface glass has frivolous, advantages such as resistant scratch, can type mould and make the multi-shape outward appearance of 3D, it is good with feel to have product special design novelty, but also multiplicable arc edge touch function brings outstanding touch-control and feels, the radian cooperation of crooked design and palm, accord with human engineering's requirement more, simultaneously, more have the advantage on thermal diffusivity, glossiness and signal transmission, receive consumers' favor, in the face of the demand of new era, 3D curved surface glass of superior performance, be the best choice of industrialization.
At present, the processing principle of 3D curved glass comprises heating, pressing and cooling, the glass is a material with strong temperature sensitivity, the pressing temperature directly influences the quality of the formed surface of the glass, internal stress which cannot disappear is easily left in the glass preform due to uneven internal temperature in the heating process, and the external contour of a glass wafer is easily deformed or even scrapped by the internal stress; meanwhile, the time and the difficulty of a subsequent cooling process are increased due to the high profiling temperature, the processing device in the current market is easy to have low heating speed and uneven heating, the production efficiency and the production quality of the curved glass are affected, and most devices need to be heated and cooled circularly, so that energy loss is caused.
For example, the chinese patent application CN106746521A discloses a curved glass production device and a production process, which comprises a control box and a curved glass production line, wherein the curved glass production line comprises a processing box body provided with a feeding end and a discharging end, the feeding end and the discharging end are respectively provided with a cabin door, and the curved glass production line further comprises a first vacuum pump, a feeding assembly and a discharging assembly; the first vacuum pump is communicated with the processing box body, the feeding assembly and the discharging assembly respectively comprise a second vacuum pump, a pressure release valve and a shell with a hollow structure, a pushing mechanism is arranged in the shell, the second vacuum pump is respectively communicated with the shell, and the shell is provided with an opening in butt joint with a feeding end/a discharging end; the push-out mechanism comprises a second driving piece. The invention prevents graphite oxidation by using vacuum, does not need to specially purchase equipment for storing inert gas, has no consumption of the inert gas, effectively controls cost, reduces resource waste, and still has the problems of low heating speed, uneven heating and the like.
Chinese patent application CN107417076A discloses a 3D curved glass hot pressing device, comprising: the molding cavity and the liquid cooling channel are sequentially communicated, and the preheating module, the hot pressing module and the cooling module are arranged in a production line manner and penetrate through the molding cavity; the device also comprises a nitrogen cooling tunnel; a penetrating hole is formed in a nitrogen cooling tunnel shell outside the nitrogen cooling tunnel, the penetrating hole is used for penetrating through a nitrogen introducing pipeline, and the nitrogen introducing pipeline is used for being connected with a nitrogen source; and a liquid cooling runner is also arranged on the outer shell of the nitrogen cooling tunnel outside the nitrogen cooling tunnel and is used for containing cooling liquid capable of circularly flowing. According to the invention, after the single-sheet plane glass blank is subjected to mild preheating, profiling and pressure maintaining cooling, the single-sheet plane glass blank can be subjected to long-term slow cooling through the liquid cooling channel and the nitrogen cooling tunnel, so that the stability of the formed 3D curved glass is improved, but the heating speed is low and the uniformity is limited in the glass preheating process, and meanwhile, the device needs to be heated circularly, so that the energy loss is caused.
Therefore, the technical problem to be solved by those skilled in the art is how to provide a processing apparatus for 3D curved glass and a method for using the same to improve the heating speed and the heating uniformity of preformed glass, further improve the product quality and the processing efficiency, reduce the energy consumption, and achieve the stability of the forming process.
Disclosure of Invention
In view of this, an object of the present application is to provide a processing apparatus for 3D curved glass and a method for using the same, so as to improve the heating speed and the heating uniformity of preformed glass, further improve the product quality and the processing efficiency, reduce the energy consumption, and achieve the stability of the forming process.
In order to achieve the above object, the present application provides the following technical solutions.
The first technical scheme is as follows: a processing device for 3D curved glass comprises a box body, a support, a die, a feeding end, a heating area, a forming area, a cooling area, a discharging end and a material pushing device;
the box body is positioned at the upper end of the bracket, a flat plate is arranged in the box body, and the heating zone, the forming zone and the cooling zone are all arranged in the box body;
the feeding end and the discharging end are both provided with transmission rails.
Preferably, the heating area comprises a heating plate, a heat insulation plate and a lifting device, the heating plate is fixedly connected with the heat insulation plate, and the lifting device is used for driving the heating plate and the heat insulation plate to move up and down to be close to the mold to be heated.
Preferably, electric heating pipes are arranged in the heating plate, and the electric heating pipes are uniformly distributed in the length direction and the width direction of the heating plate.
Preferably, the heating plate includes last hot plate and lower hot plate, the heat insulating board includes heat insulating board and lower heat insulating board, it sets up to go up the heat insulating board the top of going up the hot plate, the heat insulating board sets up down the below of hot plate, elevating gear includes elevating gear and lower elevating gear, go up elevating gear and elevating gear motion down, drive hot plate and lower hot plate relative motion on the drive to make and go up hot plate and lower hot plate and be close to the lower extreme on the mould.
Preferably, the mould includes mould and bed die, it is provided with the arch to go up the mould below, the bed die top is provided with the recess, recess edge be provided with protruding arc matched with concave arc.
Preferably, the protrusions comprise a first protrusion and a second protrusion, the second protrusion is located below the first protrusion, and a concave arc is arranged at the edge of the second protrusion;
the groove comprises a first groove and a second groove, the second groove is located below the first groove, and a convex arc matched with the concave arc is arranged at the edge of the second groove.
Preferably, the forming area comprises a pressure plate, a support frame and a press, and the pressure plate is connected with the press so that the pressure plate can move up and down to perform pressure treatment on the die to be pressurized.
Preferably, the cooling area comprises an exhaust pipe and a cooling fan, the exhaust pipe is connected with the cooling fan, and the exhaust pipe is distributed in a matrix.
Preferably, the pushing device comprises a pushing telescopic rod, a pushing cylinder and a limiting assembly, and the feeding end, the heating area, the forming area and the cooling area are all provided with the pushing device.
The second technical scheme is as follows: the use method of the 3D curved glass processing device comprises the following steps:
101. placing preformed glass in a mold, and conveying the mold on a conveying track through a feeding end;
102. after the step 101, pushing the die to a heating area by a pushing device, driving a heating plate to move to be close to the die by a lifting device, and starting to heat the die;
103. 102, after heating is finished, driving a heating plate to move away from a mold by a lifting device, pushing the mold to a forming area by a pushing device, driving a pressure plate to be close to the mold by a press machine, simultaneously carrying out pressurization treatment, and enabling an upper mold to be stressed downwards to be matched with a lower mold to finish glass forming treatment;
104. after step 103, the press machine drives the pressure plate to move reversely to be far away from the die, then the pushing device pushes the die to a cooling area, the cooling fan works, and cold air is discharged through the exhaust pipe to cool the die;
105. and 104, pushing the mold to a transmission rail at the discharge end by the pushing device, and transmitting the mold out from the discharge end to finish the curved glass processing procedure.
The beneficial technical effects obtained by the invention are as follows:
1) the invention overcomes the defects of 3D curved glass in the prior art in the processing process, can improve the heating speed and the heating uniformity of preformed glass, and is beneficial to improving the product quality and the processing efficiency;
2) according to the invention, the heating plate is in direct contact with the die, so that heat is transferred to the preformed glass through the die, the heating rate of the preformed glass is improved, meanwhile, the heat insulation plate is arranged on the outer side of the heating plate, heat transfer in the opposite direction is reduced, heat transfer in the heating plate towards the die is ensured, and energy loss is reduced;
3) according to the invention, the electric heating pipes are uniformly distributed in the heating plate, the high-temperature resistance wires are uniformly distributed in the electric heating pipes, and the gaps are filled with the magnesium oxide powder, so that the heating speed of the preformed glass is increased, and the heating uniformity is improved;
4) according to the invention, the transmission assembly is arranged, so that a multi-station forming process, namely heating, profiling and cooling, is realized, the circulating temperature rise and temperature reduction is not needed, the energy consumption is reduced, and meanwhile, the temperature consistency of the forming process is ensured.
The foregoing description is only an overview of the technical solutions of the present application, so that the technical means of the present application can be more clearly understood and the present application can be implemented according to the content of the description, and in order to make the above and other objects, features and advantages of the present application more clearly understood, the following detailed description is made with reference to the preferred embodiments of the present application and the accompanying drawings.
The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural diagram of a 3D curved glass processing apparatus according to an embodiment of the present disclosure;
FIG. 2 is a side view of a 3D curved glass processing apparatus according to one embodiment of the present disclosure;
FIG. 3 is a top view of a 3D curved glass processing apparatus according to one embodiment of the present disclosure;
FIG. 4 is a schematic diagram of a heating zone according to an embodiment of the present disclosure;
FIG. 5 is a schematic diagram of a heating plate according to an embodiment of the present disclosure;
FIG. 6 is a cross-sectional view of a mold in one embodiment of the present disclosure.
In the above drawings: 1. a feeding end; 2. a heating zone; 201. an upper heating plate; 202. a lower heating plate; 203. an upper heat insulation plate; 204. a lower heat insulation plate; 205. an ascending and descending device; 206. a lower lifting device; 207. an electric heating tube; 3. a molding zone; 301. a pressure plate; 302. a support frame; 303. a press machine; 4. a cooling zone; 401. an exhaust pipe; 402. a cooling fan; 5. a discharge end; 6. an upper die; 601. a first protrusion; 602. a second protrusion; 603. a concave arc; 7. a lower die; 701. a first groove; 702. a second groove; 703. a convex arc; 8. pushing a telescopic rod; 9. a material pushing cylinder; 10. a limiting block; 11. a transfer track; 12. and (4) performing glass.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. In the following description, specific details such as specific configurations and components are provided only to help the embodiments of the present application be fully understood. Accordingly, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, descriptions of well-known functions and constructions are omitted in the embodiments for clarity and conciseness.
Further, the present application may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.
The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.
The term "at least one" herein is merely an association relationship describing an associated object, and means that there may be three relationships, for example, at least one of a and B, may mean: a exists alone, A and B exist simultaneously, and B exists alone.
It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.
Example 1
A processing device for 3D curved glass comprises a box body (not marked in the attached drawing), a support, a mold, a feeding end 1, a heating area 2, a forming area 3, a cooling area 4, a discharging end 5 and a material pushing device.
The box body (not marked in the attached drawings) is positioned at the upper end of the bracket (not marked in the attached drawings), as shown in the attached drawings 1 and 2, a flat plate is arranged in the box body, and the heating zone 2, the forming zone 3 and the cooling zone 4 are all arranged in the box body.
As shown in fig. 3, the feeding end 1 and the discharging end 5 are both provided with a conveying rail 11, and the conveying rail 11 is used for conveying the mold.
As shown in fig. 4, the heating area 2 includes a heating plate, a heat insulation plate and a lifting device, the heating plate is fixedly connected to the heat insulation plate, the lifting device is fixed on the box body, and the lifting device is used for driving the heating plate and the heat insulation plate to move up and down to be close to the mold to be heated.
The lifting device comprises a lifting cylinder and a lifting rod, the lifting rod is connected with the lifting cylinder, and the lifting rod drives the heating plate to move up and down through up and down movement of the lifting rod.
Preferably, the heating area 2 further comprises a cooling plate, the cooling plate is fixed on the heat insulation plate and located on the opposite side of the heating plate, and a circulating cooling water path is arranged in the cooling plate and used for cooling and protecting the outer side of the box body.
Preferably, the contact surface of the heat insulation plate and the heating plate is in a sawtooth structure, so that the heat transfer area of the heating plate is reduced, heat in the heating plate is transferred towards the direction of a mold, and the heating efficiency is improved.
As shown in fig. 5, electric heating pipe 207 is arranged in the heating plate, electric heating pipe 207 is in the length and width direction of heating plate are evenly arranged, electric heating pipe 207 adopts nichrome heating pipe, electric heating pipe 207 generates heat after circular telegram, the heating plate heats up fast, and direct and mould contact during heating, directly transmits the heat to preformed glass 12 through the mould, and heating efficiency is high.
Preferably, high-temperature resistance wires are uniformly distributed in the electric heating tube 207, and magnesia powder with excellent insulating property and heat conducting property is arranged in a gap in the electric heating tube 207, so that the heating property of the heating plate is improved, and meanwhile, the heating uniformity is improved.
Referring to fig. 4, the heating plate includes an upper heating plate 201 and a lower heating plate 202, the heat insulation plates include an upper heat insulation plate 203 and a lower heat insulation plate 204, the upper heat insulation plate 203 is disposed above the upper heating plate 201, the lower heat insulation plate 204 is disposed below the lower heating plate 202, the lifting device includes an upper lifting device 205 and a lower lifting device 206, the upper lifting device 205 and the lower lifting device 206 move to drive the upper heating plate 201 and the lower heating plate 202 to move relatively, so that the upper heating plate 201 and the lower heating plate 202 are close to the upper and lower ends of the mold, directly contact with the mold, and transfer heat to the preformed glass 12 through the mold, and the heating efficiency is high and the heating is uniform.
As shown in fig. 6, the mold includes an upper mold 6 and a lower mold 7, a protrusion is disposed below the upper mold 6, a groove is disposed above the lower mold 7, and a concave arc 603 matched with the convex arc 703 is disposed at an edge of the groove.
The protrusions comprise a first protrusion 601 and a second protrusion 602, the second protrusion 602 is located below the first protrusion 601, and a concave arc 603 is arranged at the edge of the second protrusion 602.
The grooves comprise a first groove 701 and a second groove 702, the second groove 702 is located below the first groove 701, and a convex arc 703 matched with the concave arc 603 is arranged at the edge of the second groove 702.
Alternatively, a convex arc 703 is disposed at the edge of the second protrusion 602, and a concave arc 603 matched with the convex arc 703 is disposed at the edge of the second groove 702.
The forming area 3 comprises a pressure plate 301, a support frame 302 and a press machine 303, wherein the pressure plate 301 is connected with the press machine 303, and the press machine 303 is fixed above the box body, so that the pressure plate 301 can move up and down to perform pressure treatment on a die to be pressurized.
The cooling area 4 comprises an exhaust pipe 401 and a cooling fan 402, the exhaust pipe 401 is connected with the cooling fan 402, the cooling fan 402 is fixed on the box body, and the exhaust pipes 401 are distributed in a matrix.
The material pushing device is used for conveying the die in the box body, transferring the die from one process to another process and realizing switching among the processes.
Referring to the attached drawing 2, the pushing device comprises a pushing telescopic rod 8, a pushing cylinder 9 and a limiting component, and the pushing device is arranged at the feeding end 1, the heating area 2, the forming area 3 and the cooling area 4.
The limiting assembly comprises a limiting block 10, the limiting block 10 is arranged on one side of the transmission track 11 of the feeding end 1, one side of the forming area 3 and one side of the cooling area 4, and the limiting block 10 is used for limiting the conveying of the die.
Preferably, the limiting assembly comprises a limiting plate and a limiting cylinder, the limiting plate is connected with the limiting cylinder, and the limiting cylinder moves left and right in the horizontal direction to drive the limiting plate to stretch and retract so as to limit the die.
Example 2
Based on the embodiment 1, the use method of the 3D curved glass processing device comprises the following steps:
101. the preformed glass 12 is first placed in a mould, which is transported on a transport rail 11 via a feed end 1.
Wherein the preformed glass 12 is toughened glass.
Alternatively, the preformed glass 12 is any one of coated glass, float glass and colored glaze glass.
102. After step 101, the pushing device pushes the mold to the heating area 2, and the lifting device drives the heating plate to move to be close to the mold, so as to start heating the mold.
103. After the heating in step 102 is completed, the lifting device drives the heating plate to move away from the mold, the pushing device pushes the mold to the molding area 3, the press machine 303 drives the pressure plate 301 to approach the mold and simultaneously performs pressurization treatment, and the upper mold 6 is stressed downwards and is matched with the lower mold 7 to complete the glass molding treatment.
104. After step 103, the press machine 303 drives the pressure plate 301 to move reversely and away from the mold, then the pushing device pushes the mold to the cooling area 4, the cooling fan 402 works, and cold air is discharged through the exhaust pipe 401 to cool the mold.
105. And 104, pushing the mold to a transmission rail 11 of the discharge end 5 by the pushing device, and transmitting the mold out from the discharge end 5 to finish the curved glass processing procedure.
The above description is only a preferred embodiment of the present invention, and it is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. Variations, modifications, substitutions, integrations and parameter changes of the embodiments may be made without departing from the principle and spirit of the invention, which may be within the spirit and principle of the invention, by conventional substitution or may realize the same function.
Claims (10)
1. The processing device for the 3D curved glass is characterized by comprising a box body, a support, a die, a feeding end (1), a heating area (2), a forming area (3), a cooling area (4), a discharging end (5) and a material pushing device;
the box body is positioned at the upper end of the bracket, a flat plate is arranged in the box body, and the heating area (2), the forming area (3) and the cooling area (4) are all arranged in the box body;
the feeding end (1) and the discharging end (5) are both provided with transmission rails (11).
2. The processing device of 3D curved glass according to claim 1, wherein the heating zone (2) comprises a heating plate, a heat insulation plate and a lifting device, the heating plate is fixedly connected with the heat insulation plate, and the lifting device is used for driving the heating plate and the heat insulation plate to move up and down to be close to the mold to be heated.
3. The processing device of 3D curved glass according to claim 2, wherein the heating plate is provided with electric heating tubes (207), and the electric heating tubes (207) are uniformly arranged in the length and width directions of the heating plate.
4. The apparatus for processing 3D curved glass according to claim 2, wherein the heating plate comprises an upper heating plate (201) and a lower heating plate (202), the heat insulation plate comprises an upper heat insulation plate (203) and a lower heat insulation plate (204), the upper heat insulation plate (203) is disposed above the upper heating plate (201), the lower heat insulation plate (204) is disposed below the lower heating plate (202), the lifting device comprises an upper lifting device (205) and a lower lifting device (206), and the upper lifting device (205) and the lower lifting device (206) move to drive the upper heating plate (201) and the lower heating plate (202) to move relatively, so that the upper heating plate (201) and the lower heating plate (202) are close to the upper end and the lower end of the mold.
5. The processing device of 3D curved glass according to any one of claims 1 to 4, wherein the mold comprises an upper mold (6) and a lower mold (7), a protrusion is arranged below the upper mold (6), a groove is arranged above the lower mold (7), and a concave arc (603) matched with the convex arc (703) is arranged at the edge of the groove.
6. The processing device of 3D curved glass according to claim 5, wherein the protrusions comprise a first protrusion (601) and a second protrusion (602), the second protrusion (602) is located below the first protrusion (601), and a concave arc (603) is arranged at the edge of the second protrusion (602);
the groove comprises a first groove (701) and a second groove (702), the second groove (702) is located below the first groove (701), and a convex arc (703) matched with the concave arc (603) is arranged at the edge of the second groove (702).
7. The 3D curved glass processing device according to any one of claims 1 to 4, wherein the forming area (3) comprises a pressure plate (301), a support frame (302) and a press machine (303), the pressure plate (301) is connected with the press machine (303) so that the pressure plate (301) can move up and down to perform pressure processing on a mold to be pressurized.
8. The processing device of 3D curved glass according to any one of claims 1 to 4, wherein the cooling zone (4) comprises an exhaust pipe (401) and a cooling fan (402), the exhaust pipe (401) is connected with the cooling fan (402), and the exhaust pipes (401) are distributed in a matrix.
9. The processing device of 3D curved glass according to any one of claims 1 to 4, wherein the pushing device comprises a pushing telescopic rod (8), a pushing cylinder (9) and a limiting component, and the pushing device is arranged at the feeding end (1), the heating area (2), the molding area (3) and the cooling area (4).
10. The method of using the 3D curved glass processing apparatus according to any of claims 1-9, comprising the steps of:
101. firstly, placing preformed glass (12) in a mould, and conveying the mould on a conveying track (11) through a feeding end (1);
102. after the step 101, the die is pushed to the heating area (2) by the pushing device, the heating plate is driven by the lifting device to move to be close to the die, and the die is heated;
103. 102, after heating is completed, the lifting device drives the heating plate to move away from the mold, the pushing device pushes the mold to the molding area (3), the press machine (303) drives the pressure plate (301) to be close to the mold and simultaneously performs pressurization treatment, and the upper mold (6) is stressed downwards and is matched with the lower mold (7) to complete glass molding treatment;
104. after the step 103, the press machine (303) drives the pressure plate (301) to move reversely to be away from the die, then the pushing device pushes the die to the cooling area (4), the cooling fan (402) works, cold air is discharged through the exhaust pipe (401), and the die is cooled;
105. and 104, pushing the mold to a transmission rail (11) of the discharge end (5) by the pushing device, and transmitting the mold out from the discharge end (5) to finish the curved glass processing procedure.
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| CN201911375224.XA CN110981169A (en) | 2019-12-27 | 2019-12-27 | Processing device for 3D curved glass and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114075032A (en) * | 2020-08-11 | 2022-02-22 | Oppo（重庆）智能科技有限公司 | Thermoforming method, thermoforming apparatus, glass member, housing, and electronic apparatus |
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