KR101361854B1 - Mold apparatus for foming glass, glass forming system and glass foming method - Google Patents

Abstract

A glass forming system includes a heating unit which initially heats plate glass of a fixed size placed on a transfer conveyor, a mold unit which includes a lower mold unit which is provided with the initially heated plate glass conveyed by the transfer conveyor and an upper mold unit which forms a curved surface on the plate glass by supplying different vacuum suction pressures and heat to a plurality of regions of the conveyed plate glass, and a cooling unit which cools the plate glass with a curved surface.

Description

Mold apparatus for glass forming, glass forming system and glass forming method thereof {Mold apparatus for foming glass, glass forming system and glass foming method}

The present invention relates to a glass forming mold means, a glass forming system, and a glass forming method thereof, and more particularly to a glass forming mold means, a glass forming system and a glass forming method thereof, to form a large bend in a specific portion of a plate glass. It is about.

Generally, curved glass products that are applied to various electronic products and automobiles are manufactured by thermally deforming plate glass cut to conform to the shape of curved surface unlike mold glass products by using a mold means.

The general mold means has an upper mold part and a lower mold part for molding, and arranges the cut glass for processing between the upper mold part and the lower mold part, and press-presses by applying heat only to the processed part of the cut glass. The method of making shape, such as a curved surface, is used.

However, this processing method has a problem that the glass is bent or broken by applying heat only to a specific portion of the glass.

According to an embodiment of the present invention, to provide a glass forming mold means, a glass forming system and a glass forming method for forming a large bend in a specific portion by applying different vacuum suction pressure and heat to the plate glass.

Glass forming system according to an embodiment of the present invention for achieving the above object is a heating means for initial heating a certain size of the glass plate mounted on the conveying conveyer, receiving the initially heated plate glass conveyed by the conveying conveyer A mold means including a lower mold portion and an upper mold portion for supplying different vacuum suction pressures and heat to the plurality of regions of the transferred plate glass to form curved surfaces on the plate glass, and cooling means for cooling the plate glass on which the curved surface is formed. Include.

The lower mold part may include a stopper for stopping the transfer of the initially heated plate glass, a lower tray for receiving the initially heated plate glass, and a plurality of fixing parts for fixing the lower tray.

In addition, the mold means, the stage for supporting the fixed portion, the support moving plate for supporting the stage, the roll screw axially connected to each of the edge extending portion of the support moving plate, the roll screw by rotating the support movement The apparatus may further include a lift driver including a driving motor configured to move the plate vertically to lift the lower tray.

In addition, the upper mold portion is divided into a plurality of vacuum regions respectively corresponding to the plurality of regions of the plate glass in the form of a chamber, having a plurality of vacuum holes in the lower surface, and a plurality of heater rods inserted through the side surface. And a plurality of vacuum chambers connected to the plurality of vacuum regions and suctioned at different vacuum suction pressures, respectively.

Further, the vacuum suction pressure of the vacuum chamber connected to the shaping vacuum region corresponding to the curved shaping region of the plate glass among the plurality of vacuum regions may be set higher than the vacuum suction pressure of the vacuum chamber connected to the other vacuum region. .

In addition, the number of heater rods provided on the side of the shaping vacuum region may be greater than the number of heater rods provided on the side of the other vacuum region.

In addition, the temperature of the heater rod provided on the side of the shaping vacuum region may be set higher than the temperature of the heater rod provided on the side of the other vacuum region.

In addition, the lower surface of the shaping vacuum region of the vacuum adsorption portion and the upper surface of the lower tray may have a concave portion corresponding to the curved surface, and may be formed at an angle with respect to the concave portion.

The upper mold part may further include a steel film covering the lower surface and a part of the side surface of the vacuum suction part, and the steel film may be formed in a mesh net form so that a plurality of vacuum holes provided in the lower surface are not covered. .

In addition, a shuttle tray for conveying the plate glass with a curved surface formed by the upper mold portion from the upper mold portion, a shuttle including a shuttle moving portion for supporting the shuttle tray and the horizontal movement, and the drive motor of each bearing connected to the support plate One shaft and one shaft of the feed roller is connected to the belt, the feed roller is rotated by the drive motor further comprises a shuttle drive unit for horizontally moving the shuttle moving portion in the upper portion of the lower frame in the cooling means, the shuttle moving portion When the curved surface is formed on the plate glass in the upper mold part, the sheet glass may be moved in the direction of the mold means, and when the plate glass having the curved surface is transferred to the shuttle tray, it may be moved in the direction of the cooling means.

In addition, the upper mold portion, the lower mold portion, and the shuttle portion, each having a concave portion on one side so as to correspond to the curved surface to be formed on the plate glass, it may be formed at an angle with respect to the concave portion.

On the other hand, the glass forming mold means according to an embodiment of the present invention, when the initial heated plate glass is transferred by a conveying conveyer, the lower mold portion for receiving the initial heated plate glass and each other in a plurality of areas of the transferred plate glass It may include an upper mold portion for supplying different vacuum suction pressure and heat to form a curved surface on the plate glass.

The lower mold part may include a stopper for stopping the transfer of the initially heated plate glass, a lower tray for receiving the initially heated plate glass, and a plurality of fixing parts for fixing the lower tray.

In addition, the mold means, the stage for supporting the fixed portion, the support moving plate for supporting the stage, the roll screw axially connected to each of the edge extending portion of the support moving plate, the roll screw by rotating the support movement The apparatus may further include a lift driver including a driving motor configured to vertically move the plate to lift the lower tray.

In addition, the upper mold portion is divided into a plurality of vacuum regions respectively corresponding to the plurality of regions of the plate glass in the form of a chamber, having a plurality of vacuum holes in the lower surface, and inserted into the plurality of heaters through the side surfaces. It may include a vacuum suction unit having a rod and a plurality of vacuum chambers connected to the plurality of vacuum regions, respectively, and suctioned at different vacuum suction pressures.

Further, the vacuum suction pressure of the vacuum chamber connected to the shaping vacuum region corresponding to the curved shaping region of the plate glass among the plurality of vacuum regions may be set higher than the vacuum suction pressure of the vacuum chamber connected to the other vacuum region. .

In addition, the number of heater rods provided on the side of the shaping vacuum region may be larger than the number of heater rods provided on the side of the other vacuum region.

In addition, the temperature of the heater rod provided on the side of the shaping vacuum region may be higher than the temperature of the heater rod provided on the side of the other vacuum region.

In addition, the lower surface of the shaping vacuum region of the vacuum adsorption portion and the upper surface of the lower tray may have a concave portion corresponding to the curved surface, and may be formed at an angle with respect to the concave portion.

The upper mold part may further include a steel film covering the lower surface and a part of the side surface of the vacuum adsorption part, and the steel material film may be formed in a mesh net form so as not to cover a plurality of vacuum holes provided in the lower surface. .

On the other hand, the glass forming method of the glass forming system according to an embodiment of the present invention, the step of initially heating the plate glass of a certain size mounted on the transfer conveyor, when the plate glass is heated by the transfer conveyor, the stopper is transferred The method may include the step of stopping the glass plate, supplying different vacuum suction pressures and heat to the plurality of regions of the stopped plate glass to form a curved surface on the plate glass, and cooling the plate glass on which the curved surface is formed.

In addition, the vacuum suction pressure and heat supplied to the curved forming region of the plate glass among the plurality of regions of the plate glass may be set higher than the vacuum suction pressure and heat supplied to the non-molding region.

According to one side of the present invention, the glass mold forming apparatus can increase durability by applying a different vacuum suction pressure and heat to the plate glass for processing to form a large bend in a specific portion.

In addition, according to one side of the present invention, the glass forming system after the initial heating process for heating the plate glass to be formed around 700 ° C, by forming a plate glass using a mold for forming a glass, it does not undergo a sudden temperature change and durability Can be further strengthened.

In addition, the strength can be increased by cooling the molded glass through the cooling unit.

In addition, according to one side of the present invention, the vacuum adsorption portion of the upper mold apparatus, the lower tray of the lower mold apparatus, and the shuttle tray is formed to be inclined at a predetermined angle, it is possible to strengthen the bending prevention and strength when forming the curved surface of the plate glass have.

1 is a perspective view showing a schematic configuration of a glass forming system according to an embodiment of the present invention.
Figure 2 is a perspective view showing a schematic configuration of a glass forming mold means according to an embodiment of the present invention.
Figure 3a is a side view showing the side of the upper mold portion of the molding means for glass molding of Figure 2, Figure 3b is a cross-sectional view showing a cross-section taken AA of the vacuum adsorption portion of Figure 3a.
Figures 4a and 4b is a side view showing another side of the upper mold portion of the glass forming mold means of FIG.
5 is a cross-sectional view illustrating the inclined form of the mold means and the shuttle portion of the glass forming system of FIG.
FIG. 6 is a cross-sectional view for describing an operation of a shuttle driver driving a shuttle unit of the glass forming system of FIG. 1.
7A to 7H are views for explaining a glass forming process of the glass forming system of FIG.
8 is a flowchart illustrating a glass molding method of the glass molding system according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, configurations and operations of embodiments of the present invention will be described in detail with reference to the accompanying drawings.

It should be understood, however, that the invention is not intended to be limited to the particular forms disclosed, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

It is noted that the terms "comprises" or "having" in this application are intended to specify the presence of stated features, steps, operations, components, parts, or combinations thereof in one or more other features or acts, , Components, parts, or combinations thereof, as a matter of convenience, without departing from the spirit and scope of the invention. That is, throughout the specification, when an element is referred to as "comprising ", it means that it can include other elements, not excluding other elements unless specifically stated otherwise.

Also, unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

Hereinafter, a repeated description, a known function that may obscure the gist of the present invention, and a detailed description of the configuration will be omitted. Embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art. Accordingly, the shapes and sizes of the elements in the drawings and the like can be exaggerated for clarity.

1 is a perspective view showing a schematic configuration of a glass forming system according to an embodiment of the present invention. According to FIG. 1, the glass forming system 1 includes a heating means 100, a mold means 300, a cooling means 500, and a shuttle part 50 and a shuttle driving part 70. In addition, the mold means 300 includes a lower mold means 200 and an upper mold means 400.

On the other hand, referring to Figure 7a, it is connected by the conveying conveyer 10 from the heating means 100 to the mold means 300, it is possible to move the forming plate glass 20 by the conveying conveyer (10).

The heating means 100 initially heats the plate glass of a predetermined size placed on the conveying conveyor 10. Here, the plate glass 20 may be a plate-shaped glass cut to a size according to a certain standard. On the other hand, the melting point of the plate glass 20 is 1600 ° C, the softening point is 700 ° C.

The heating means 100 may be converted to a state in which the plate glass 20 is fluid by heating the internal temperature around 700 ° C.

The plate glass 20 heated by the heating means 100 may be transferred to the mold means 300 through the conveying conveyer 10.

The mold means 300 includes a lower mold part 200 receiving the initial heated plate glass 20 transferred by the conveying conveyer 10, and different vacuum suction pressures and heats in a plurality of regions of the conveyed plate glass 20. It may include an upper mold portion 400 to supply a curved surface to the plate glass 20. On the other hand, the mold means 300 may be formed of alloy steel.

The vacuum suction unit 410 is divided into a plurality of vacuum regions respectively corresponding to the plurality of regions of the plate glass 20 in the form of a chamber, and has a plurality of vacuum holes 30 in the lower surface thereof, and penetrates the side to the inside. It is provided with a plurality of heater rods 40 to be inserted. The plurality of vacuum chambers of the upper mold part 400 may be connected to the plurality of vacuum regions, respectively, to suck at different vacuum suction pressures.

Here, the vacuum suction pressure of the vacuum chamber connected to the shaping vacuum region corresponding to the curved shaping region of the plate glass 20 among the plurality of vacuum regions may be set higher than the vacuum suction pressure of the vacuum chamber connected to the other vacuum region. Can be.

On the other hand, the number of heater rods 40 provided on the side of the shaping vacuum region may be larger than the number of heater rods 40 provided on the side of the other vacuum region. Alternatively, the temperature of the heater rod 40 provided on the side of the shaping vacuum region may be set higher than the temperature of the heater rod 40 provided on the side of the other vacuum region.

On the other hand, a detailed description of the mold means 300 can be described through FIGS. 2 to 5. Here, in an embodiment of the present invention, a region for forming a curved surface among the plurality of regions of the plate glass 20 may be described as a first region and a region maintaining the shape of the plate glass 20 as the second region.

Figure 2 is a perspective view showing a schematic configuration of a glass forming mold means according to an embodiment of the present invention. According to FIG. 2, the mold means 300 includes an upper mold part 400, a lower mold part 500, and a lift driver 60.

In addition, the lower mold part 200 includes a stopper 210, a lower tray 220, and a plurality of fixing parts 230. The upper mold part 400 includes a vacuum suction part 410, a first vacuum chamber 421, a second vacuum chamber 422, and a steel film 430. The lift driver 60 includes a stage 64, a support moving plate 61, a roll screw 62, and a drive motor 63.

The stopper 210 stops the transfer of the initially heated plate glass 20 transferred by the conveying conveyer 10 and places the upper portion of the lower tray 220.

The lower tray 220 may be vertically lifted by driving the lift driver 60 by receiving the initially heated plate glass 20 transported by the transport conveyor 10. The lower tray 220 may be fixed to the stage 64 supporting the fixing part by the plurality of fixing parts 230.

The lift driver 60 includes a support movable plate 61 supporting the stage 64 and a roll screw 62 axially connected to each of the edge extensions of the support movable plate 61. The roll screw 62 is rotated by the drive motor 63, and the support moving plate 61, the stage 64, and the lower tray 220 may be lifted by the rotation of the roll screw 62.

When the lower tray 220 is raised, the vacuum adsorption unit 410 supplies suction vacuum pressure and heat to the initially heated plate glass 20 above the lower tray 220 to form a curved surface. This will be described with reference to FIGS. 3A to 4B.

Figure 3a is a side view showing the side of the upper mold portion of the glass forming mold means of FIG. 3B is a cross-sectional view of the vacuum suction part of FIG. 3A taken along the line A-A. According to FIGS. 3A and 3B, the vacuum suction unit 410 may be provided in a chamber shape, and the first vacuum region 431 and the second vacuum region corresponding to the first and second regions of the plate glass 20 may be provided. It is divided into 432, and has a plurality of vacuum holes 30 in the lower surface, it may be provided with a plurality of heater rods 40 inserted through the side.

In addition, the first vacuum chamber 421 and the second vacuum chamber 422 are respectively connected to the first vacuum region 431 and the second vacuum region 432 to suck at different vacuum suction pressures. The vacuum suction pressure supplied from the first vacuum chamber 421 and the second vacuum chamber 422 includes a plurality of vacuums formed under the first vacuum region 431 and the second vacuum region 432 of the vacuum suction unit 410. The holes 30 may be supplied to the initially heated plate glass 20. Accordingly, the initially heated plate glass 20 may be adsorbed to the vacuum adsorption unit 410.

At this time, the vacuum suction pressure of the first vacuum chamber 421 connected to the first vacuum region 431 is higher than the vacuum suction pressure of the second vacuum chamber 422 connected to the second vacuum region 432. It can be supplied at suction pressure.

In addition, a plurality of heater rods 40 may be provided in the first vacuum region 431 and the second vacuum region 432 of the vacuum suction unit 410. Here, the heater rod 40 may be provided on the side of the first vacuum region 431 more than the side of the second vacuum region 432.

In addition, when the temperatures of the heater rods 40 are compared, the temperature of the heater rods 40 provided on the side surfaces of the first vacuum region 431 is the heater rods 40 provided on the side surfaces of the second vacuum region 432. It can be set higher than the temperature of).

Alternatively, the number of heater rods provided on the side surfaces of the first vacuum region 431 and the second vacuum region 432 may be the same, and the temperature of the heater rods provided on the side surfaces of the first vacuum region 431 may be set higher. have.

On the other hand, the temperature of the heating rod 40 may be set according to the molding design to an appropriate temperature within less than 1600 ° C at 700 ° C or more of the internal temperature of the heating means 100.

On the other hand, the heater rod 40 may dissipate heat by the applied voltage, and may supply heat to the plate glass 20 adsorbed to the vacuum adsorption unit 410 by the dissipated heat.

Figures 4a and 4b is a side view showing another side of the upper mold portion of the glass forming mold means of FIG. The upper mold part 400 of FIG. 4B further includes a steel film 430 covering a portion of the lower surface and the side surface of the vacuum suction part 410 of FIG. 4A.

Here, the steel film 430 may be formed in a mesh net form so that the plurality of vacuum holes 30 provided on the lower surface thereof are not covered. The phenomenon that the plate glass 20 initially heated by the steel film 430 is pressed can be prevented.

Meanwhile, the vacuum suction part 410 of the upper mold part 400, the lower tray 220 of the lower mold part 200, and the shuttle tray 51 of the shuttle part 50 may be formed on the plate glass 20. Each of the concave portions may be provided on one side to correspond to the curved surface, and may be formed at an angle with respect to the concave portion. Accordingly, when the plate glass 20 transferred to the upper portion of the lower tray 220 is sucked by the vacuum suction unit 410 at different vacuum suction pressures, the plate glass 20 can be lifted horizontally.

In addition, when lowering the plate glass 20 with a curved surface in the vacuum adsorption unit 410 to the shuttle tray 51, both sides of the curved glass plate 20 is simultaneously dropped to the shuttle tray 51 is formed curved surface The warpage of the plate glass 20 can be prevented.

5 is a cross-sectional view illustrating the inclined form of the mold means and the shuttle portion of the glass forming system of FIG. According to FIG. 5, the pane 20 falling between the vacuum suction part 410 of the upper mold part 400 and the shuttle tray 51 of the shuttle part 50 is shown. Thereby, the quality deterioration of the plate glass 20 can be prevented.

The shuttle tray 51 receives the plate glass 20 having a curved surface by the vacuum suction unit 410.

The shuttle mover 52 supports the shuttle tray 51 and may be horizontally moved within the constructed frame. On the other hand, the shuttle moving unit 52 is moved in the direction of the mold means 300 when the curved surface formed on the plate glass 20 in the upper mold 400 under the control of the shuttle driving unit 70, the flat glass plate 20 is formed When transferred to the shuttle tray 51 can be moved in the direction of the cooling means. This can be explained through FIG. 6.

FIG. 6 is a cross-sectional view for describing an operation of a shuttle driver driving a shuttle unit of the glass forming system of FIG. 1. According to FIG. 6, one axis of the feed roller 71 and one axis of the drive motor 73 are bearing-connected to the frame plate 72, and one axis of the feed roller 71 is one axis of the drive motor 73 and the belt 74. Connected, the feed roller 71 can be rotated by the drive motor 73. At this time, each of the plurality of feed rollers 71 may be connected by a belt or a timing belt. By the rotation of the feed roller 71, the shuttle moving portion 52 may be horizontally moved on the upper portion of the lower frame 80 in the cooling means (500). Here, the lower frame is provided with a groove at a predetermined interval, the cooling air supplied from the cooling means 500 may be discharged through the groove.

The shuttle tray 51 of the shuttle unit 50 may be driven by the shuttle driving unit 70 to be transferred to the cooling means 500 by receiving the plate glass 20 having a curved surface through the upper mold unit 400. At this time, the shuttle tray 51 of the shuttle unit 50 is inclined at a predetermined angle, so that the cooling air discharged from the cooling unit 500 may be uniformly supplied.

7A to 7H are views for explaining a glass forming process of the glass forming system of FIG. For a more clear description, it will be described together with the glass molding method of FIG. 8. 8 is a flowchart illustrating a glass molding method of the glass molding system according to an embodiment of the present invention.

Referring to FIGS. 7A and 8, when the plate glass 20 for curved surface is placed on the transfer conveyor 10, the heating means 100 generates heat at around 700 ° C. to initially heat the plate glass 20. (810) At this time, the plate glass 20 may be initially heated while being transferred through the conveying conveyer 10.

Referring to FIG. 7B, the initially heated plate glass 20 may be transferred to the mold means 300 through the conveying conveyer 10. When the initially heated plate glass is transferred, the stoppers 211 and 212 provided in the lower mold part 200 of the mold means 300 may be operated.

Referring to FIGS. 7C and 8, the plate glass 20 may be stopped by the stoppers 211 and 212 (820), and the plate glass 20 may be loaded on the lower tray 220.

Referring to FIGS. 7D and 8, the lower mold part 200 is lifted by the lift driving part 60 and the first and second areas of the plate glass 20 stopped by the upper mold part 400. Different vacuum suction pressure and heat may be supplied to form a curved surface (830).

The plate glass 20 may be adsorbed to the lower portion of the steel film 430 by the vacuum suction pressure supplied from the upper mold part 400.

7E and 8, the curved surface of the plate glass 20 may be formed by the heat generated by the heater rod 40 of the upper mold part 400. At this time, the vacuum suction pressure of the first vacuum chamber 421 connected to the first vacuum region 431 is higher than the vacuum suction pressure of the second vacuum chamber 422 connected to the second vacuum region 432. It can be supplied at suction pressure.

In addition, a plurality of heater rods 40 may be provided in the first vacuum region 431 and the second vacuum region 432 of the vacuum suction unit 410. Here, the heater rod 40 may be provided on the side of the first vacuum region 431 more than the side of the second vacuum region 432.

In addition, when the temperatures of the heater rods 40 are compared, the temperature of the heater rods 40 provided on the side surfaces of the first vacuum region 431 is the heater rods 40 provided on the side surfaces of the second vacuum region 432. It can be set higher than the temperature of).

Alternatively, the number of heater rods provided on the side surfaces of the first vacuum region 431 and the second vacuum region 432 may be the same, and the temperature of the heater rods provided on the side surfaces of the first vacuum region 431 may be set higher. have.

On the other hand, the temperature of the heating rod 40 may be set according to the molding design to an appropriate temperature within less than 1600 ° C at 700 ° C or more of the internal temperature of the heating means 100.

Although the plate glass 20 is divided into two areas and described, when the area to be curved is formed in multiple areas, the area of the plate glass 20 is divided into a plurality of areas, and the vacuum suction pressure is divided into curved and non-molded areas. And heat may be supplied.

On the other hand, during the curved surface forming operation of the upper mold portion 400, the lower mold portion 200 is lowered by the lift driver (60).

Referring to FIGS. 7F and 8, when the lower mold part 200 is lowered, the shuttle part 50 is transferred between the upper mold part 400 and the lower mold part 200 by the shuttle driving part 70. When the curved surface forming operation of the upper mold unit 400 is completed, the vacuum suction pressure and the provision of heat are blocked, so that the curved glass plate 20 is detached from the upper mold unit 400 and the shuttle tray 51 of the shuttle unit 50 is formed. ) Is transferred to the top (840).

Referring to FIGS. 7G and 8, the plate glass 20 is transferred to the cooling unit 500 by the shuttle unit 850. In this case, the shuttle unit 50 may be driven by the shuttle driver 70, and the description thereof will be omitted in the description of FIG. 6.

Meanwhile, the plate glass 20 having the curved surface transferred to the cooling means 500 may be cooled by the cooling air supplied from the cooling means 500 (860), and may be completed with the curved glass 90 as shown in FIG. 7H. (870).

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be understood. The embodiments described above are therefore to be considered in all respects as illustrative and not restrictive.

1: glass forming system 100: heating means
300: mold means 500: cooling means
200: lower mold means 400: upper mold means
10: transfer conveyor 50: shuttle unit
70: shuttle driving unit

Claims (22)

Heating means for initially heating a plate glass of a predetermined size placed on the conveying conveyor;
A lower mold part receiving the initially heated plate glass conveyed by the conveying conveyer, and an upper mold part supplying different vacuum suction pressures and heat to a plurality of regions of the conveyed plate glass to form a curved surface on the plate glass. Mold means; And
And cooling means for cooling the plate glass on which the curved surface is formed. The method of claim 1,
The lower mold portion,
A stopper for stopping the transfer of the initially heated plate glass;
A lower tray for receiving the initially heated plate glass; And
And a plurality of fixing parts for fixing the lower tray. 3. The method of claim 2,
The mold means,
A stage for supporting the fixed part, a support movable plate for supporting the stage, a roll screw axially connected to each of the edge extension portions of the support movable plate, and the roll screw rotated to vertically move the support movable plate. And a lift driver including a drive motor to lift the lower tray. The method of claim 1,
The upper mold portion,
The vacuum suction unit is divided into a plurality of vacuum regions respectively corresponding to the plurality of regions of the plate glass in the form of a chamber, having a plurality of vacuum holes on the lower surface, and having a plurality of heater rods inserted through the side surface. ; And
And a plurality of vacuum chambers connected to the plurality of vacuum regions, respectively, to suck at different vacuum suction pressures. 5. The method of claim 4,
Wherein the vacuum suction pressure of the vacuum chamber connected to the shaping vacuum region corresponding to the curved shaping region of the plate glass among the plurality of vacuum regions is set higher than the vacuum suction pressure of the vacuum chamber connected to the other vacuum region. Glass forming system. 6. The method of claim 5,
And the number of heater rods provided on the side of the forming vacuum region is greater than the number of heater rods provided on the side of the other vacuum region. 6. The method of claim 5,
And a temperature of the heater rod provided on the side of the forming vacuum region is higher than a temperature of the heater rod provided on the side of the other vacuum region. 5. The method of claim 4,
The lower surface of the vacuum suction zone and the upper surface of the lower tray have a concave portion corresponding to the curved surface formation, and are formed at an angle with respect to the concave portion. . 9. The method of claim 8,
The upper mold portion,
Further comprising; a steel film covering the lower surface and a portion of the side surface of the vacuum suction portion,
The steel film is formed in a mesh net form so as not to cover a plurality of vacuum holes provided on the lower surface of the glass forming system. The method of claim 1,
A shuttle unit including a shuttle tray configured to transfer the plate glass having a curved surface by the upper mold part from the upper mold part, and a shuttle moving part supporting the shuttle tray and horizontally moving; And
One shaft of the driving motor and one shaft of the feed roller connected to each of the bearing plate is connected to the belt, the transfer roller is rotated by the drive motor, the shuttle driving unit for horizontally moving the shuttle moving portion in the upper portion of the lower frame in the cooling means; More,
The shuttle moving unit is moved in the direction of the mold means when the curved surface is formed in the plate glass in the upper mold portion, the glass forming system, characterized in that the glass plate is moved in the direction of the cooling means when transferred to the shuttle tray . 11. The method of claim 10,
The upper mold portion, the lower mold portion, and the shuttle portion, each having a concave portion on one side so as to correspond to the curved surface to be formed on the plate glass, glass forming, characterized in that formed at an angle with respect to the concave portion system. A lower mold portion for receiving the initially heated plate glass when the initially heated plate glass is transferred by a transfer conveyor; And
And an upper mold portion for supplying different vacuum suction pressures and heat to the plurality of regions of the transferred plate glass to form a curved surface on the plate glass. The method of claim 12,
The lower mold portion,
A stopper for stopping the transfer of the initially heated plate glass;
A lower tray for receiving the initially heated plate glass; And
And a plurality of fixing portions for fixing the lower tray. 14. The method of claim 13,
The mold means,
A stage for supporting the fixed part, a support movable plate for supporting the stage, a roll screw axially connected to each of the edge extension portions of the support movable plate, and the roll screw rotated to vertically move the support movable plate. And a lift drive part including a drive motor to lift the lower tray. The method of claim 12,
The upper mold portion,
The vacuum suction unit is divided into a plurality of vacuum regions respectively corresponding to the plurality of regions of the plate glass in the form of a chamber, having a plurality of vacuum holes on the lower surface, and having a plurality of heater rods inserted through the side surface. ; And
And a plurality of vacuum chambers connected to the plurality of vacuum regions, respectively, to suck at different vacuum suction pressures. 16. The method of claim 15,
Wherein the vacuum suction pressure of the vacuum chamber connected to the shaping vacuum region corresponding to the curved shaping region of the plate glass among the plurality of vacuum regions is set higher than the vacuum suction pressure of the vacuum chamber connected to the other vacuum region. Glass molding tool means. 17. The method of claim 16,
And the number of heater rods provided on the side of the forming vacuum region is greater than the number of heater rods provided on the side of the other vacuum region. 17. The method of claim 16,
And a temperature of the heater rod provided on the side of the forming vacuum region is higher than a temperature of the heater rod provided on the side of the other vacuum region. 16. The method of claim 15,
The lower surface of the vacuum suction zone and the upper surface of the lower tray have a concave portion corresponding to the curved surface formation, and are formed at an angle with respect to the concave portion. Mold means. 16. The method of claim 15,
The upper mold portion,
And a steel film covering a portion of the lower surface and the side surface of the vacuum adsorption portion.
The steel film is formed in the form of a mesh net so that a plurality of vacuum holes provided on the lower surface is formed for the molding means for glass. Initially heating the glass plate of a certain size on the transfer conveyor;
Stopping the plate glass by using the stopper when the plate glass initially heated by the transfer conveyor is transferred;
Supplying different vacuum suction pressures and heat to the plurality of regions of the stopped plate glass to form curved surfaces on the plate glass;
And cooling the plate glass in which the curved surface is formed. 22. The method of claim 21,
And wherein the vacuum suction pressure and heat supplied to the curved forming area of the plate glass are set higher than the vacuum suction pressure and heat supplied to the non-molding area among the plurality of areas of the plate glass.

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