CN206607158U - A pressing device for forming curved glass of a mobile terminal - Google Patents

Abstract

The utility model discloses a profiling device for forming curved glass of a mobile terminal, which comprises a cylinder, an upper cooling plate, an upper heating plate, a lower heating plate and a lower cooling plate; the cylinder is vertically arranged, and the upper cooling plate, the upper heating plate, the lower heating plate and the lower cooling plate are all placed in a closed forming chamber capable of exchanging air; the upper cooling plate is connected to the lower end of the cylinder, the upper heating plate is connected below the upper cooling plate, the bottom surface of the upper heating plate is used for being in contact with the top surface of the 3D curved surface forming die, the top surface of the lower heating plate is used for being in contact with the bottom surface of the 3D curved surface forming die, and the lower heating plate is connected above the lower cooling plate; the utility model discloses an go up the hot plate and be used for heating 3D curved surface forming die with lower hot plate and make it reach the predetermined temperature, go up the cooling plate and be used for cooling down the 3D curved surface forming die who accomplishes processing with lower cooling plate, will place the monolithic plane glass blank machine-shaping in 3D curved surface forming die for 3D curved surface glass product, promoted curved surface glass's yields.

Description

A pressing device for forming curved glass of a mobile terminal

technical field

The utility model relates to the technical field of a mobile terminal 3D curved glass screen, a back cover, a protective screen and processing equipment, in particular to a molding device for forming a mobile terminal curved glass.

Background technique

With the development of mobile terminals (smartphones, tablet computers, etc.), in addition to Samsung and LG launching smartphones with curved screens, smartphones like Apple’s use more non-flat glass with rounded edges, that is, glass The middle area is plane and the edges are transitioned by curved surfaces. The above-mentioned non-planar glasses all belong to the related and used category of the smart phone 3D curved glass of the present invention.

The existing technology is used to process curved glass products. The preheating upper heating plate that constitutes the preheating mechanism is preheated without contacting the mold, so that the heat conduction efficiency is very low, and the mold cannot be quickly raised to the required preheating temperature. After being heated to a high temperature by the forming mechanism, the formed mold is sent to the cooling line for cooling, which makes the glass with a curved surface formed by the sharp change of temperature frequently breakage, and also prolongs the overall forming time period of the curved glass .

In addition, because the processing of 3D curved glass is difficult, the process route is relatively complicated, and the forming pressure is difficult to control, the existing non-flat glass generally adopts cold processing, that is, the edge of the flat glass is ground and polished to obtain the required The arc edge; however, this cold processing method is easy to leave small cracks on the non-planar glass, which greatly reduces the yield of non-planar glass; moreover, the arc fillet size that can be processed by the cold processing method is also limited.

Therefore, the prior art still needs to be improved and developed.

Utility model content

The technical problem to be solved by the utility model is that, aiming at the above-mentioned defects of the prior art, a molding device for forming a mobile terminal curved surface glass is provided, which aims to use the upper heating plate and the lower heating plate to heat the 3D curved surface forming mold to make it When the predetermined temperature is reached, the upper cooling plate and the lower cooling plate are used to cool down the processed 3D curved surface forming mold, and process the single flat glass blank placed in the 3D curved surface forming mold into a 3D curved glass product, reducing the temperature of the 3D curved surface. The internal stress of the material during the glass forming process reduces the generation of fine cracks and improves the yield of curved glass.

The technical solution adopted by the utility model to solve technical problems is as follows:

A profiling device for forming curved glass for a mobile terminal, wherein the profiling device includes a cylinder, an upper cooling plate, an upper heating plate, a lower heating plate, and a lower cooling plate;

The cylinder is arranged vertically, and the upper cooling plate, the upper heating plate, the lower heating plate and the lower cooling plate are all placed in a closed and breathable molding chamber;

The upper cooling plate is connected to the lower end of the cylinder, the upper heating plate is connected under the upper cooling plate, the bottom surface of the upper heating plate is used to contact the top surface of the 3D curved surface forming mold, and the top surface of the lower heating plate is used to contact the 3D curved surface forming mold The bottom surface of the bottom is in contact, and the lower heating plate is connected to the lower cooling plate;

The upper heating plate and the lower heating plate are used to heat the 3D curved surface forming mold to reach a predetermined temperature, and the upper cooling plate and the lower cooling plate are used to cool down the processed 3D curved surface forming mold, which will be placed on the 3D curved surface forming mold. The monolithic flat glass blank in the mold is processed into a 3D curved glass product.

In the molding device for molding curved glass for mobile terminals, the predetermined temperature is 950 degrees.

The molding device for forming curved glass for a mobile terminal, wherein, between the upper heating plate and the upper cooling plate, and between the lower heating plate and the lower cooling plate, there is a device for slowing down the temperature rise of the 3D curved surface forming mold. Double-sided grille panels for speed.

The molding device for forming curved glass for mobile terminals, wherein, the upper and lower sides of the double-sided grid plate are respectively processed with grid grooves.

The molding device for forming curved glass for mobile terminals, wherein the molding mold for 3D curved glass includes an upper mold and a lower mold, the side of the lower mold facing the upper mold is provided with a concave cavity, and the side of the upper mold facing the lower mold A boss is provided, and the boss is adapted to the concave cavity, and is used for hot pressing the single piece of flat glass put into it into a 3D curved glass under the condition that the upper mold and the lower mold are closed. A closed hollow cavity is arranged symmetrically in the middle.

The molding device for forming curved glass for mobile terminals, wherein a vacuum hole for introducing vacuum pressure is formed at the central part of the lower heating plate of the molding device, and a plurality of suction holes are formed at the bottom of the 3D curved surface forming mold , the single piece of flat glass blank placed in the 3D curved surface forming mold is processed and formed into a 3D curved surface glass product by the vacuum pressure introduced into the suction hole during molding.

The molding device for forming curved glass for mobile terminals, wherein the vacuum pressure is introduced into the suction hole of the lower mold so that the curved part of the single piece of flat glass blank placed in the 3D curved surface molding mold is completely attached to the lower mold after being absorbed by the vacuum pressure. The bottom surface of the mold and realize the bending.

The molding device for forming curved glass for mobile terminals, wherein the molding device is used in curved glass molding equipment for mobile terminals, multiple molding devices adopt the same component configuration, and multiple molding devices are based on Depending on the processed product, one of them is used for hot-press forming of a single flat glass blank, and the rest are used as preheating device and/or cooling device respectively.

The molding device for molding curved glass of the mobile terminal, wherein, the output pressure of the molding device is 0.001Mpa-0.8Mpa.

The molding device for forming curved glass of the mobile terminal, wherein the molding device is connected with a proportional valve and a solenoid valve used to control the pressure output of the molding device during the molding operation.

The utility model discloses a molding device for forming curved glass of a mobile terminal, which comprises a cylinder, an upper cooling plate, an upper heating plate, a lower heating plate and a lower cooling plate; the cylinder is vertically arranged, and the upper cooling plate, the upper heating plate, the lower Both the heating plate and the lower cooling plate are placed in a closed and ventilated molding chamber; the upper cooling plate is connected to the lower end of the cylinder, the upper heating plate is connected under the upper cooling plate, and the bottom surface of the upper heating plate is used to match the 3D curved surface The top surface of the forming mold is in contact, the top surface of the lower heating plate is used to contact the bottom surface of the 3D curved surface forming mold, and the lower heating plate is connected to the lower cooling plate; the utility model uses the upper heating plate and the lower heating plate to heat the 3D surface. The curved surface forming mold makes it reach the predetermined temperature, the upper cooling plate and the lower cooling plate are used to cool down the processed 3D curved surface forming mold, and the single flat glass blank placed in the 3D curved surface forming mold is processed into a 3D curved surface glass product , improving the yield rate of curved glass.

Description of drawings

Fig. 1 is a structural schematic diagram of a molding device for molding curved glass of a mobile terminal of the present invention.

Fig. 2 is a structural schematic diagram of a pressing device for forming curved glass for a mobile terminal of the present invention on a curved glass hot-pressing equipment.

Fig. 3 is a structural schematic diagram of the curved glass molding equipment (including three molding devices) of the mobile terminal of the present invention.

Fig. 4 is a structural schematic diagram of a pressure control device for forming curved glass in a mobile terminal of the present invention.

detailed description

In order to make the purpose, technical solution and advantages of the utility model more clear and definite, the utility model will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figure 1, Figure 1 is a structural schematic diagram of a molding device for forming curved glass in a mobile terminal of the present invention. , Upper heating plate 113, lower heating plate 114 and lower cooling plate 115;

The cylinder 111 is vertically arranged, and the upper cooling plate 112, the upper heating plate 113, the lower heating plate 114 and the lower cooling plate 115 are all placed in a closed and breathable molding chamber (as shown in Figure 2, the utility model press type device is part of the curved glass processing equipment);

The upper cooling plate 112 is connected to the lower end of the cylinder 111, the upper heating plate 113 is connected under the upper cooling plate 112, the bottom surface of the upper heating plate 113 is used to contact the top surface of the 3D curved surface forming mold 10, and the top surface of the lower heating plate 113 For contacting the bottom surface of the 3D curved surface forming mold 10, the lower heating plate 114 is connected to the lower cooling plate 115;

The upper heating plate 113 and the lower heating plate 114 are used to heat the 3D curved surface forming mold 10 to reach a predetermined temperature, the predetermined temperature is preferably 950 degrees, and the upper cooling plate 112 and the lower cooling plate 115 are used to complete the processing The 3D curved surface forming mold 10 is cooled, and the monolithic flat glass blank placed in the 3D curved surface forming mold 10 is processed and formed into a 3D curved surface glass product.

Fig. 2 is a structural schematic diagram of a pressing device for forming curved glass for a mobile terminal of the present invention on a curved glass hot-pressing equipment. Figure 2 only shows the main part of the forming equipment (including three profiling devices, respectively the first profiling device 110, the second profiling device 120 and the third profiling device 130), the plane of the single piece The glass blank is placed in a pre-made 3D curved surface forming mold 10 ( FIG. 1 ), and after passing through the hot pressing equipment, a 3D curved surface glass product is formed.

The 3D curved surface forming mold 10 includes an upper mold and a lower mold, the lower mold is provided with a concave cavity on the side facing the upper mold, and the upper mold is provided with a boss on the side facing the lower mold. In the state where the upper mold and the lower mold are closed, the single piece of flat glass blank put into it is hot-pressed into 3D curved glass, and a closed hollow cavity is symmetrically arranged in the middle of the bottom surface of the lower mold. The cavity can control the contact area and position of the lower mold and the lower heating plate 114 of the profiling device, and can also control the pressure distribution when the upper mold and the lower mold are closed, so that the profiling can be arranged in the form of an assembly line device, and the flat glass put into the molding mold is hot-pressed in a staged hot-pressing manner, which greatly reduces the material internal stress of the 3D curved glass during the molding process, thereby greatly reducing the small cracks on the edge of the glass and significantly improving Yield of non-flat glass. In addition, both the upper mold and the lower mold are formed by mechanical processing using block graphite.

As shown in Figure 2, the profiling device of the present invention is applied to hot-pressing equipment for curved glass. The hot-pressing equipment mainly includes a first profiling device 110, a second profiling device 120 and a Three profiling devices 130, the 3D curved surface forming mold 10 equipped with a single flat glass blank passes through the first profiling device 110, the second profiling device 120 and the third profiling device 130 in sequence along the arrow direction shown in the figure, for A single piece of flat glass blank is hot-pressed into a mobile terminal 3D curved glass product in stages.

Both the second profiling device 120 and the third profiling device 130 adopt the same component configuration as the first profiling device 110 . It has already been introduced above, so I won’t repeat it here.

The output pressure of the first profiling device 110, the second profiling device 111 and the third profiling device 112 is in the range of 0.001Mpa-0.8Mpa, and the output pressure is carried out at 0.001Mpa-0.8Mpa according to different requirements of the product Select, the precision of the pressure can reach 0.001 Mpa, which can effectively control the size of the pressure.

In addition, a double-sided grid plate 116 is arranged between the upper heating plate 113 and the upper cooling plate 112, and a double-sided grid plate 117 is arranged between the lower heating plate 114 and the lower cooling plate 115. The two sides of the grid plates 116 and 117 are respectively processed with grid grooves, which can slow down the temperature rise of the 3D curved surface forming mold after assembly.

The heat-pressing equipment also includes: a first preheating module 210, a second preheating module 220, a third preheating module 230, and a fourth preheating module 240 arranged in an assembly line, the first The profiling device 110 is located after the fourth preheating module 240, and the 3D curved surface forming mold 10 passes through the first preheating module 210, the second preheating module 220, the The three preheating modules 230 and the fourth preheating module 240 are used to heat the 3D curved surface forming mold in stages by means of heat conduction.

Specifically, the first preheating module 210 includes an auxiliary cylinder 211, an auxiliary upper cooling plate 212, an auxiliary upper heating plate 213, an auxiliary lower heating plate 214, and an auxiliary lower cooling plate 215. The auxiliary cylinder 211 is vertically arranged, and the auxiliary The upper cooling plate 212, the auxiliary upper heating plate 213, the auxiliary lower heating plate 214 and the auxiliary lower cooling plate 215 are also placed in the molding chamber 400, the auxiliary upper cooling plate 212 is connected to the lower end of the auxiliary cylinder 211, and the auxiliary upper heating plate 213 is connected under the secondary upper cooling plate 212.

When the 3D curved surface forming mold 10 was preheated, the bottom surface of the auxiliary upper heating plate 213 was used to contact the top surface of the 3D curved surface forming mold 10, and the top surface of the auxiliary lower heating plate 214 was used to contact the 3D curved surface. The bottom surface of the molding die 10 is in contact, and the sub-lower heating plate 214 is connected on the sub-lower cooling plate 215; The same part configuration, the fourth preheating module 240 adopts the same part configuration as the first profiling device 110, so as to slow down the temperature rise rate of the 3D curved surface forming mold, and the fourth preheating module 240 adopts the auxiliary The air cylinder 211 replaces the air cylinder 111 to avoid applying excessive pressure to the 3D curved surface forming mold before the formal hot pressing.

The 3D curved surface forming mold 10 and the flat glass blank need to be uniformly preheated before pressing, and the 3D curved surface forming mold 10 and the flat glass blank can be controlled to protect and heat by maintaining pressure. The preheating temperature of the first preheating module 210 is 650 degrees, and the output pressure is 4-15 kg; the preheating temperature of the second preheating module 220 is 750 degrees, and the output pressure is 4-15 kg; the third The preheating temperature of the preheating module 230 is 850 degrees, and the output pressure is 4-15 kg; the preheating temperature of the fourth preheating module 240 is 950 degrees, and the output pressure is 4-20 kg; the 3D curved surface forming mold 10 The preheating temperature is gradually preheated from low to high, which is beneficial to the slow heating of the 3D curved surface forming mold 10 and the flat glass blank.

Preferably, the auxiliary upper heating plate 213 and the auxiliary upper cooling plate 212 are connected through a plurality of spacers 216, and the auxiliary lower heating plate 214 and the auxiliary lower cooling plate 215 are connected through a plurality of spacers 217. connection, the contact area of the spacers 216 and 217 is not as good as that of the double-sided grid plates 116 and 117. Compared with the double-sided grid plates 116 and 117 in the preheating stage, the spacers 216 and 217 can speed up the 3D curved surface forming mold temperature rise rate.

The hot-pressing equipment also includes: a first cooling module 310 , a second cooling module 320 , a third cooling module 330 and a fourth cooling module 340 arranged in an assembly line, the first cooling module 310 After the third profiling device 130, the 3D curved surface forming mold 10 passes through the first cooling module 310, the second cooling module 320, and the third cooling module 330 after passing through the third profiling device 130. And the fourth cooling module 340 is used for cooling the 3D curved surface forming mold 10 in stages by means of heat conduction.

Preferably, the first cooling module 310 adopts the same parts configuration as the first profiling device 130 to ensure a stable pressure-holding effect on the 3D curved surface forming mold 10 at the initial stage of cooling, while the second cooling The module 320 adopts the same component configuration as the fourth preheating module 240 to speed up the cooling speed of the 3D curved surface forming mold 10 .

When the 3D curved surface forming mold 10 passes through the first cooling module 310, it is cooled by heat transfer with the upper cooling plate and the lower cooling plate in the first cooling module 310; the 3D curved surface forming mold 10 passes through the second cooling When the module 320 is used, it is cooled by heat transfer with the auxiliary upper cooling plate and the auxiliary lower cooling plate in the second cooling module 320; the 3D curved surface forming mold 10 passes through the third cooling module 330 and the fourth cooling module At 340, water cooling is carried out through the liquid cooling plates arranged in the third cooling module 330 and the fourth cooling module 340 (the liquid cooling plates are selected from liquids with a cooling effect, and the utility model is preferably tap water).

In the present utility model, a vacuum hole for introducing vacuum pressure can be formed at the central part of the lower heating plate 114 of the profiling device 110, and a plurality of suction holes are formed at the bottom of the 3D curved surface forming mold 10, through which the vacuum is passed during profiling. The vacuum pressure introduced into the suction hole allows the monolithic planar glass blank placed in the 3D curved surface forming mold 10 to be processed and formed into a 3D curved surface glass product; The curved part of the flat glass blank is completely attached to the bottom surface of the lower mold after being sucked by the vacuum pressure to realize the bending.

In addition, the profiling device 110 is used in the curved glass forming equipment of mobile terminals. Multiple profiling devices adopt the same part configuration, and multiple profiling devices use one of the profiling devices according to the different processed products. The glass blanks are hot-pressed, and the rest can be used as preheating devices and/or cooling devices respectively.

As shown in Figure 3, the single flat glass blank is placed in the 3D curved surface forming mold 10 in advance, and then the 3D curved surface forming mold 10 with the single flat glass blank is placed on the feeding port platform 1, and the induction device After sensing the 3D curved surface forming mold 10, control the push rod to push the 3D curved surface forming mold 10 into the forming chamber 400;

After the 3D curved surface molding mold 10 is sent into the molding chamber 400, it passes through the first preheating module 210, the second preheating module 220, the third preheating module 230 and the The four preheating modules 240 heat the 3D curved surface forming mold 10 in stages by means of heat conduction, and slowly preheat the single flat glass blank;

After the preheating of the 3D curved surface forming mold 10 is completed, it passes through the first profiling device 110, the second profiling device 120 and the third profiling device 130 arranged in an assembly line in sequence, and the pressure control device of the present invention 5 Control the down pressure of the three molding devices, which is used to hot-press the single piece of flat glass blank into 3D curved glass products in stages (that is, the arc surface has appeared around the single piece of flat glass blank);

After the 3D curved surface forming mold 10 passes through the third molding device 130, it passes through the first cooling module 310, the second cooling module 320, the third cooling module 330 and the The four-cooling module 340 cools the 3D curved surface forming mold in stages by means of heat conduction, and gradually reduces the temperature of the 3D curved surface forming mold 10. device) after the auxiliary cooling of the formed 3D curved glass product, the product is discharged through the discharge port 3.

As shown in Figure 4, the profiling device is connected with a proportional valve and a solenoid valve for controlling the pressure output of the profiling device during the profiling operation. The pressure control device 5 described in FIG. 4 also includes: a first proportional valve 51 and a first electromagnetic valve 511 for controlling the pressure of the first profiling device 110 for profiling operation; for controlling the second profiling device 120 The second proportional valve 52 and the second solenoid valve 521 are used to control the pressure during the profiling operation; the third proportional valve 53 and the third solenoid valve 531 are used to control the pressure of the third profiling device 130 during the profiling operation.

The first proportional valve 51 for controlling the pressure output is connected with the first solenoid valve 511 for converting the pressure output, and the first solenoid valve 511 is connected with the first profiling device 110 for connecting the first proportional valve The pressure output by 51 is added to the cylinder in the first profiling device 110 to control the upper heating plate to rise or press down;

The connection control relationship between the second proportional valve 52, the second solenoid valve 521, the second profiling device 120, the third proportional valve 53, the third solenoid valve 531, and the third profiling device 130 is the same as that of the first proportional valve. 51. The connection control relationship between the first solenoid valve 511 and the first profiling device 110 is the same.

The first solenoid valve 511, the second solenoid valve 521, and the third solenoid valve 531 all adopt electronic positive pressure control mode, and the control accuracy can reach 0.001Mpa.

When the 3D curved surface forming mold 10 is profiling by the first profiling device 110, the pressure is output to the first solenoid valve 511 through the first proportional valve 51, and the pressure is converted by the first solenoid valve 511 to control the first The cylinder 111 in the molding device 110 drives the upper heating plate 113 to press down; when the first hot pressing of the single flat glass blank is completed and the second molding device 120 is used for molding, the second proportional valve 52, the second The second solenoid valve 521 controls the second profiling device 120 to press down, and when the profiling is performed by the third profiling device 130, the third profiling device 130 is pressed down by the third proportional valve 53 and the third solenoid valve control 531 .

At the same time, in the molding process, the molding chamber 400 is filled with nitrogen to prevent oxidation, and the molding cycle can be repeated when the temperature of the 3D curved surface molding mold 10 is high, and the single flat glass blank is placed in the 3D curved surface molding mold In the state (between the upper mold and the lower mold), the single-piece flat glass blank is formed into a curved state by applying pressure in a high-temperature environment (950 degrees).

In summary, the utility model discloses a molding device for forming curved glass for a mobile terminal, which includes a cylinder, an upper cooling plate, an upper heating plate, a lower heating plate, and a lower cooling plate; the cylinder is vertically arranged, and the upper cooling plate, The upper heating plate, the lower heating plate and the lower cooling plate are all placed in a closed and ventilated molding chamber; the upper cooling plate is connected to the lower end of the cylinder, the upper heating plate is connected under the upper cooling plate, and the bottom surface of the upper heating plate It is used to contact the top surface of the 3D curved surface forming mold, the top surface of the lower heating plate is used to contact the bottom surface of the 3D curved surface forming mold, and the lower heating plate is connected to the lower cooling plate; the utility model is heated by the upper heating plate and the lower heating plate. The plate is used to heat the 3D curved surface forming mold to reach the predetermined temperature, the upper cooling plate and the lower cooling plate are used to cool down the processed 3D curved surface forming mold, and process and shape the single piece of flat glass blank placed in the 3D curved surface forming mold For 3D curved glass products, the yield rate of curved glass has been improved.

It should be understood that the application of the present utility model is not limited to the above examples, and those skilled in the art can improve or change according to the above description, and all these improvements and changes should belong to the protection of the appended claims of the present utility model scope.

Claims (10)

1. a kind of molding press device of mobile terminal bend glass shaping, it is characterised in that the molding press device includes cylinder, upper cold But plate, upper heating plate, lower heating plate and lower coldplate；

The vertical cylinder is set, and upper coldplate, upper heating plate, lower heating plate and lower coldplate are placed in a closing and interchangeable In the forming room of gas；

Upper coldplate is connected to the lower end of cylinder, and upper heating plate is connected under coldplate, the bottom surface of upper heating plate be used for The top surface of 3D curved surface forming moulds is in contact, and the top surface of lower heating plate is used to be in contact with the bottom surface of 3D curved surface forming moulds, under Heating plate is connected on lower coldplate；

The upper heating plate and lower heating plate reach predetermined temperature, the upper coldplate for heating 3D curved surface forming moulds It is used to be cooled on the 3D curved surface forming moulds machined with lower coldplate, the list in 3D curved surface forming moulds will be positioned over The machine-shaping of plate plane chunk glass is 3D bend glass products.

2. the molding press device of mobile terminal bend glass shaping according to claim 1, it is characterised in that the pre- constant temperature Spend for 950 degree.

3. the molding press device of mobile terminal bend glass shaping according to claim 1, it is characterised in that the upper heating One is provided between plate and upper coldplate and between lower heating plate and lower coldplate is used to slow down 3D curved surface forming moulds The two-sided flase floor of temperature rise speed.

4. the molding press device of mobile terminal bend glass shaping according to claim 3, it is characterised in that the two-sided lattice The upper and lower surface of screen is machined with frame trough respectively.

5. the molding press device of mobile terminal bend glass shaping according to claim 1, it is characterised in that the 3D curved surfaces The mould of glass includes mould and once mould on one, and the one side of lower mould towards upper mould is provided with a cavity, and upper mould is towards lower mould One side be provided with a boss, boss is adapted with cavity, in the state of upper mould and lower mould matched moulds, will be put into wherein single The flat glass of piece 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.

6. the molding press device of mobile terminal bend glass shaping according to claim 1, it is characterised in that in the die mould The vacuum hole of vacuum pressure is introduced in the central portion formation of the lower heating plate of device, forms many in the bottom of the 3D curved surface formings mould Individual inlet hole, the monolithic plane glass being positioned in die mould by being introduced into the vacuum pressure of inlet hole to allow in 3D curved surface forming moulds The machine-shaping of glass blank is 3D bend glass products.

7. the molding press device of mobile terminal bend glass shaping according to claim 6, it is characterised in that vacuum pressure is drawn Enter the inlet hole of lower mould so that the crooked position for the monolithic flat glass blank being positioned in 3D curved surface forming moulds is by vacuum pressure The bottom surface of lower mould is close to after absorption completely and bending is realized.

8. the molding press device of mobile terminal bend glass shaping according to claim 1, it is characterised in that the die mould dress Put in the bend glass former for mobile terminal, multiple molding press devices are configured using identical part, multiple pressures Type device carries out hot-forming, remaining difference using one of them according to the difference of converted products to monolithic flat glass blank It is used as preheating device and/or cooling device.

9. the molding press device of mobile terminal bend glass shaping according to claim 8, it is characterised in that the die mould dress It is 0.001Mpa-0.8Mpa to put output pressure.

10. the molding press device of mobile terminal bend glass shaping according to claim 8, it is characterised in that the die mould Device is with being used to control the proportioning valve and magnetic valve of pressure size output during molding press device progress profiling operation to be connected.