KR20220117066A - Glass forming device - Google Patents

Abstract

Various embodiments disclosed herein relate to a glass-forming device. According to various embodiments, provided is a glass-forming device. The glass-forming device includes: a first template; and a second template coupled to the first template such that a space is formed between the first template and the second template, wherein at least one first guide structure for guiding relative movement of the first template or the second template in a first direction is formed on the first template and the second template, and at least one second guide structure for guiding relative movement of the first template or the second template in a second direction different from the first direction is formed on the first template and the second template. The glass-forming device as described above may vary according to embodiments. According to the present invention, the glass-forming device is capable of preventing the templates from interfering with each other in the first direction.

Description

Glass forming device {GLASS FORMING DEVICE}

Various embodiments disclosed herein relate to a glass forming apparatus.

An electronic device refers to a device that performs a specific function according to a loaded program, such as an electronic notebook, a portable multimedia player, a mobile communication terminal, a tablet PC, an image/audio device, a desktop/laptop computer, a vehicle navigation device, from home appliances. can mean The electronic device may include a display module for providing visual information to the user.

In general, glass can be used in everyday life or in all fields of industry. For example, in the case of a mobile electronic device, a window glass forming the exterior of the electronic device may be used to protect the display module disposed in the housing. Recently, glass is attached to the outside of the housing in addition to protecting the display for improving the aesthetics of electronic devices and diversifying products.

In order to form the above-described glass, in general, flat glass is disposed between the upper and lower molds and a predetermined temperature and pressure are applied to produce a glass corresponding to the shape of a cavity formed in the mold.

According to some embodiments, the glass forming method may be accompanied by ultra-high temperature forming (eg, 700 degrees Celsius or more) to soften the glass base material to form a desired shape. At this time, the lower template and the upper template of the mold providing a frame for molding the glass may be thermally expanded.

When the upper and lower molds thermally expand, distortion of the mold may occur in either or all of the upper and lower molds. may occur.

According to some embodiments, at least one anti-warpage guide structure may be provided in the direction of thermal expansion of the upper and lower templates to prevent distortion due to thermal expansion of the upper and lower templates.

The glass forming apparatus 500 according to an embodiment may include, for example, as shown in FIG. 9 , an upper template 520 and a lower template 510 coupled to the upper template 520 . . The glass 600 is located in the space between the upper template 520 and the lower template 510, and under a specific temperature condition (eg, ultra-high temperature thermoforming condition), a specific size and shape by pressing the upper template 520 . It can be molded as a finished glass product with

According to some embodiments, a guide structure for preventing excessive expansion of the mold and distortion of the mold in one direction (eg, D3 of FIG. 9 ) may be formed in the glass forming apparatus 500 . For example, as the guide structure, as shown in FIG. 9 , a full-length guide structure disposed in the longitudinal direction of the glass forming apparatus may be formed. A guide protrusion 524 may be formed on the upper template 520 , and a guide groove 514 into which the guide projection 524 is fitted may be formed on the lower template 510 . In this case, a gap g3 in consideration of the design tolerance may exist between the guide protrusion 524 and the guide groove 514 . The gap may form a uniform spacing of, for example, 0.1 mm between the guide groove 514 and the guide protrusion 524 .

By forming a guide structure in the thermal expansion direction of the glass forming apparatus 500, movement restriction and/or distortion prevention due to excessive thermal expansion of the mold can be implemented, but according to some embodiments, thermal expansion during thermal expansion of the mold The guide structure located in the direction may be broken. In order to prevent the guide structure from being damaged during thermal expansion of the mold, the gap g3 between the molds may be increased, but in this case, the precision of the glass using the mold may be reduced.

In various embodiments of the present document, including a guide structure for preventing distortion, there is no fear of damage to the guide structure even during thermal expansion of the mold, and to disclose a glass forming apparatus that provides high molding precision of the product.

According to various embodiments disclosed herein, in the glass forming apparatus, a first template; and a second template engageable to form a space between the first template and the first template when combined with the first template, wherein the first template and the second template include the first template or a first of the second template at least one first guide structure is formed for guiding the relative movement in a direction, the first and second templates having a first or second template different from the first direction It is possible to provide a glass forming apparatus, characterized in that at least one second guide structure (second guide structure) for guiding the relative movement in two directions is formed.

According to various embodiments disclosed herein, in the glass forming apparatus, the first template including a first cavity formed in the first seating surface; A second template in which a first pressing portion corresponding to the first cavity of the first template is formed on a first pressing surface facing the first seating surface; First pressing of the first seating surface of the first template and the second template at least one first guide structure formed on a surface to guide the relative movement of the first template or the second template in a first direction; and at least one second guide structure formed on the first seating surface of the first template and the first pressing surface of the second template to guide the relative movement of the first template or the second template in a second direction. The first portion of the first guide structure and the second guide structure is spaced apart by a first interval between the two templates, and the second portion of the first guide structure and the second guide structure is spaced between the two templates. It is possible to provide a glass forming apparatus, characterized in that formed to be spaced apart by a second interval narrower than the first interval.

According to various embodiments disclosed herein, it is possible to provide a glass forming apparatus that does not interfere with the guide structure even during thermal expansion of the mold (or template) while providing a guide structure for preventing distortion.

In the glass forming apparatus according to various embodiments of the present disclosure, the movement in the second direction (movement in the full width direction) is guided by the first guide structure, and it is possible to prevent the templates from interfering with each other in the first direction. In addition, in the glass forming apparatus, the movement in the first direction (movement in the full-length direction) is guided by the second guide structure, and it is possible to prevent the templates in the second direction from interfering with each other.

1 is a perspective view of an electronic device according to various embodiments disclosed herein.
2 is a view showing a glass forming apparatus according to various embodiments of the present disclosure.
3 is a view illustrating a window glass molded through an upper template of a glass forming apparatus and a glass forming apparatus according to various embodiments of the present disclosure.
FIG. 4 is a view of a glass forming apparatus according to other embodiments than FIG. 2 .
FIG. 5 is a perspective view of a glass forming apparatus according to other embodiments than FIG. 2 .
6 is a perspective view showing a flat cross-section of the lamination assembly of the glass forming apparatus according to the embodiment shown in FIGS. 4 and 5 .
7 is a view showing a planar cross-section of the laminate assembly of the glass forming apparatus according to the embodiment shown in FIGS. 4 and 5 cut by one side.
FIG. 8 is a view showing a combination of a guide structure of an upper template and a guide structure of an intermediate template according to the embodiment shown in FIG. 7 .
9 is a view showing a glass forming apparatus according to an embodiment.

The present disclosure can make various changes and can have various embodiments, and some embodiments will be described in detail with reference to the drawings. However, this is not intended to limit the present disclosure to specific embodiments, and it should be understood to include all modifications, equivalents and substitutes included in the spirit and scope of the present disclosure.

Terms including ordinal numbers such as 'first' and 'second' may be used to describe various elements, but the elements are not limited by the terms. The above terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present disclosure, a first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component. The term 'and/or' includes a combination of a plurality of related listed items or any of a plurality of related listed items.

In addition, relative terms described based on what is shown in the drawings, such as 'front', 'rear', 'top', 'bottom', etc., may be replaced with ordinal numbers such as 'first' and 'second'. In ordinal numbers such as 'first' and 'second', the order is the mentioned order or arbitrarily determined, and may be arbitrarily changed as necessary.

Terms used in the present disclosure are used only to describe specific embodiments, and are not intended to limit the present disclosure. The singular expression includes the plural expression unless the context clearly dictates otherwise. In the present disclosure, terms such as “comprise” or “have” are intended to designate that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, but one or more other features It is to be understood that this does not preclude the possibility of the presence or addition of numbers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, 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 disclosure belongs. Terms such as those defined in a commonly used dictionary should be interpreted as having a meaning consistent with the meaning in the context of the related art, and should not be interpreted in an ideal or excessively formal meaning unless explicitly defined in the present disclosure. does not

Hereinafter, various embodiments of the present invention are described with reference to the accompanying drawings.

1 is a perspective view of an electronic device according to various embodiments disclosed herein.

Referring to FIG. 1 , an electronic device 100 according to an exemplary embodiment has a first surface (or front surface) 110A facing a first direction (eg, a direction parallel to the Z-axis), opposite to the first direction. and a housing 110 including a second surface (or rear surface) facing the direction, and a side surface surrounding a space between the first surface 110A and the second surface. In another embodiment (not shown), the housing may refer to a structure forming part of the first surface 110A, the second surface, and side surfaces of FIG. 1 . According to one embodiment, the first surface 110A may be formed by the front plate 102 (eg, a glass plate including various coating layers, or a polymer plate) at least a portion of which is substantially transparent. The second surface may be formed by a substantially opaque back plate (not shown). The back plate may be formed, for example, by coated or tinted glass, ceramic, polymer, metal (eg, aluminum, stainless steel (STS), or magnesium), or a combination of at least two of the above materials. . The side surface may be formed by a side member (or "side bezel structure") 111 coupled to the front plate 102 and the rear plate and including a metal and/or a polymer. In some embodiments, the back plate and side member 111 may be integrally formed and may include the same material (eg, a metal material such as aluminum).

In the illustrated embodiment, the front plate 102 includes two first regions that extend seamlessly from the first surface 110A toward the rear plate by bending the long edge of the front plate 102 . (long edge) can be included at both ends.

According to an embodiment, the electronic device 100 includes at least one of a display 101 , audio modules 103 and 104 , a camera module 105 , a connector hole 106 , and a key input device 117 . can do. In some embodiments, the electronic device 100 may omit at least one of the components or may additionally include other components. For example, the other components may be a sensor module or a light emitting device.

The display 101 may be visually exposed, for example, through a substantial portion of the front plate 102 . In some embodiments, at least a portion of the display 101 may be exposed through the second surface 110A and the front plate 102 forming edge regions of the side surface.

According to one embodiment, the surface (or the front plate 102 ) of the housing 110 may include a screen display area formed as the display 101 is visually exposed. For example, the screen display area may include the front surface 110A and edge areas. The display 101 may include, for example, a liquid crystal display (LCD), a light emitting diode (LED) display, an organic light emitting diode (OLED) display, or a microelectromechanical system (MEMS) display, or an electronic paper display. may include The display 101 may, for example, display various contents (eg, text, image, video, icon, or symbol) to the user.

According to an embodiment, an audio module (103, 104), a camera module that forms a recess or an opening in a part of the screen display area of the display 101, and is aligned with the recess or the opening (opening) (105), a sensor module, may include at least one or more of a light emitting device. For example, according to the embodiment shown in FIG. 1 , a recess may be formed in a portion of the screen display area of the display 101 and the camera module 105 aligned with the recess may be included. In another embodiment (not shown), the display 101 includes a touch sensing circuit, a pressure sensor capable of measuring the intensity (pressure) of a touch, and/or a touch panel ( eg digitizer) or placed adjacent to it.

The audio modules 103 and 104 may include a microphone hole 103 and a speaker hole 104 . In the microphone hole 103, a microphone for acquiring an external sound may be disposed therein, and in some embodiments, a plurality of microphones may be disposed to detect the direction of the sound. The speaker hole 104 may include an external speaker hole 104 and a call receiver (not shown) hole. In some embodiments, the speaker hole 104 and the microphone hole 103 may be implemented as a single hole, or a speaker may be included without the speaker hole 104 (eg, a piezo speaker). The audio modules 103 and 104 are not limited to the above structure, and various design changes may be made, such as mounting only some audio modules or adding a new audio module, depending on the structure of the electronic device 100 .

The sensor module may generate an electrical signal or data value corresponding to an internal operating state of the electronic device 100 or an external environmental state. The electronic device 100 includes a sensor module not shown, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, a temperature sensor, It may further include at least one of a humidity sensor and an illuminance sensor. The sensor module (not shown) is not limited to the above structure, and various design changes may be made, such as mounting only some sensor modules or adding a new sensor module, depending on the structure of the electronic device 100 .

The camera module 105 may include a first camera device 105 disposed on the first surface 110A of the electronic device 100 , and a second camera device and/or a flash disposed on the second surface of the electronic device 100 . . The camera devices may include one or more lenses, an image sensor, and/or an image signal processor. The flash may include, for example, a light emitting diode or a xenon lamp. Some camera devices may include wide-angle and/or telephoto lenses. In some embodiments, two or more lenses (infrared cameras, wide-angle and telephoto lenses) and image sensors may be disposed on one side of the electronic device 100 . The camera module 105 is not limited to the above structure, and various design changes may be made, such as mounting only some camera modules or adding a new camera module, depending on the structure of the electronic device 100 .

According to an embodiment, the electronic device 100 may include a plurality of camera modules (eg, a dual camera or a triple camera) each having different properties (eg, angle of view) or functions. For example, a plurality of camera modules 105 including lenses having different angles of view may be configured, and the electronic device 100 may include a camera module ( 105) can be controlled to change the angle of view. For example, at least one of the plurality of camera modules 105 may be a wide-angle camera, and at least the other may be a telephoto camera. Similarly, at least one of the plurality of camera modules 105 may be a front camera, and at least the other may be a rear camera. Also, the plurality of camera modules 105 may include at least one of a wide-angle camera, a telephoto camera, and an IR (infrared) camera (eg, a time of flight (TOF) camera, a structured light camera). According to an embodiment, the IR camera may be operated as at least a part of the sensor module. For example, the TOF camera may be operated as at least a part of a sensor module (not shown) for detecting the distance to the subject.

The light emitting device may provide, for example, state information of the electronic device 100 in the form of light. In another embodiment, the light emitting device may provide, for example, a light source that is interlocked with the operation of the camera module 105 . The light emitting element may comprise, for example, an LED, an IR LED and/or a xenon lamp.

According to an embodiment, the camera module 105 and/or the sensor module are arranged in an internal space of the electronic device 100 to contact the external environment through a designated area of the display 101 and the front plate 102 . can be For example, the designated area may be an area in which pixels are not disposed in the display 101 . As another example, the designated area may be an area in which pixels are disposed on the display 101 . When viewed from above the display 101 , at least a portion of the designated area may overlap the camera module 105 and/or the sensor module. As another example, some sensor modules may be arranged to perform their functions without being visually exposed through the front plate 102 in the internal space of the electronic device.

The connector hole 106 includes a first connector hole 106 that can receive a connector (eg, a USB connector) for transmitting and receiving power and/or data to and from an external electronic device, and/or an external electronic device and audio It may include a second connector hole (eg, earphone jack) capable of accommodating a connector for transmitting and receiving a signal. The connector hole 106 is not limited to the above structure, and the design of the connector hole 106 may be variously changed according to the structure of the electronic device 100 , such as mounting only some connector holes or adding a new connector hole.

The pen input device 107 (eg, a stylus pen) is guided into the inside of the housing 110 through a hole formed in a side surface of the housing 110 and can be inserted or detached, and for facilitating detachment. It can include buttons. A separate resonance circuit is built in the pen input device 107 to interwork with a touch panel (eg, a digitizer) included in the electronic device 100 . The pen input device 107 may include an electro-magnetic resonance (EMR) method, an active electrical stylus (AES) method, and an electric coupled resonance (ECR) method.

According to various embodiments, the front plate 102 protects electronic components (eg, processor, memory, display 101, etc.) disposed in the housing 110 while forming a part of the exterior of the electronic device 100 . can do. The front plate 102 may be formed by a glass plate or a polymer plate. The front plate 102 may be formed to correspond to the size and shape of the electronic device 100 or the display 101 using a laser cutting device or a CNC machining device. For example, the front plate 102 may be formed in most of the front surface (110A) using a glass plate (glass plate). In the following embodiment, the front plate 102 formed by the glass plate can be mainly described. Accordingly, the front plate 102 is named 'window glass 102' and a molding apparatus for manufacturing the window glass 102 will be described in detail below.

In the following description, the 'window' glass 102 and a molding apparatus for manufacturing thereof are described, but are not necessarily limited thereto, and the glass of the present disclosure and a molding apparatus for manufacturing the same are used throughout daily life and industry It should be noted that it can be applied to various glasses and their forming apparatus.

2 is a view showing a glass forming apparatus 300 according to various embodiments of the present disclosure. FIG. 3 is a view showing the window glass 400 molded by the second template 320 of the glass forming apparatus 300 and the glass forming apparatus 300 according to various embodiments of the present disclosure.

Prior to performing the following description, the direction components X, Y, and Z may be described. The direction component X (or X axis) may indicate the width direction of the electronic device 100 , and in the following description, the width direction of the glass forming apparatus 300 . In addition, the direction component Y (or Y axis) may represent the longitudinal direction of the electronic device, and in the following description, the longitudinal direction of the glass forming apparatus 300 . In addition, the direction component Z (or Z axis) may indicate a height direction of the electronic device, and in the following description, a height direction of the glass forming apparatus 300 . When describing any component of the glass forming apparatus 300 with respect to the direction component Z (or Z axis), 'the first component is formed at a lower position (or higher position) than the second component' This may mean that the first component is formed at a lower position (or higher position) in the direction component Z direction than the second component. In the following description, that the first component is formed at a lower position (or higher position) than the second component means that one surface of the first template of the glass forming apparatus 300 (eg, 'first seating' below) It may mean that the surface 311') faces the direction component Z, and one surface of the second template faces the direction opposite to the direction component Z.

Referring to FIG. 2 , according to various embodiments, the glass forming apparatus 300 includes a first template 310 (eg, a lower template or a lower core) and a second template coupled to the first template 310 ( 320) (eg, an upper template or an upper core). The second template 320 may be coupled to the first template 310 to form a space (eg, 'cavity 312') between the first template 310 and the first template 310 when combined. .

According to various embodiments, a cavity 312 may be formed on one surface of the first template 310 (eg, hereinafter referred to as a 'first seating surface 311 '). The cavity 312 may be a part molded into window glass of a predetermined size corresponding to a product (eg, the electronic device 100 of FIG. 1 ) set after the base material of the window glass is input. The cavity 312 may be formed to have the same size and/or shape as the finished product of the window glass. The cavity 312 may be formed by being drawn into the first seating surface 311 of the first template 310 . When the other surface of the first template 310 (the surface facing the opposite side of the first seating surface 311) is seated on the ground, the cavity 312 forms the first seating surface ( 311) may be formed at a lower position. The first template 310 may include an inlet step 313 formed at a higher position than the cavity 312 along the periphery of the cavity 312 . The inlet step 313 may be formed at a position lower than the first seating surface 311 and higher than the cavity 312 .

According to various embodiments, the second template 320 has a surface that faces the first seating surface 311 of the first template 310 (eg, hereinafter referred to as a 'first pressing surface 321'). The pressing part 322 may be formed. When the second template 320 is coupled to the first template 310 and is in an operating position for forming the window glass (eg, the second template 320 is attached to the first template 310 ), the pressing part 322 is When performing a press operation with respect to), it may be a configuration for pressing the base material of the window glass. A protruding step 323 corresponding to the inlet step 313 of the first template 310 may be formed around the periphery of the pressing part 322 . The pressing part 322 may protrude from the first pressing surface 321 , and the protruding step 323 may be formed at a position between the first pressing surface 321 and the pressing part 322 .

According to various embodiments, the glass forming apparatus 300 includes at least one guide structure for preventing the mold from being distorted when the second template 320 is coupled to the first template 310 . can do. The guide structure is formed on the first template 310 and the second template 320, respectively, and may be implemented by a guide portion that can be coupled to each other. According to various embodiments, the guide structure of the present disclosure may be formed at both ends of the molds in the width direction and at both ends in the length direction in the first template 310 and the second template 320 , respectively. According to various embodiments, the guide structure of the present disclosure is provided with a plurality of upper/lower and left /Can be formed symmetrically to the right.

According to various embodiments, the first template 310 and the second template 320 include at least one for guiding the relative movement of the first template 310 or the second template 320 in the first direction. A first guide structure is formed, and the first template 310 and the second template 320 have a second direction different from the first direction of the first template 310 or the second template 320 . At least one second guide structure may be formed to guide the relative movement in the direction.

According to one embodiment, the first template 310 includes a pair of first guide grooves 314a and 314b formed on both ends in the longitudinal direction of the first template 310 on the first seating surface 311, A pair of second guide grooves 314c and 314d formed at both ends of the first template 310 in the width direction may be included. According to one embodiment, the second template 320 includes a pair of first guide protrusions 324a and 324b formed on both longitudinal ends of the second template 320 on the first pressing surface 321, A pair of second guide protrusions 324c and 324d formed at both ends of the second template 320 in the width direction may be included.

According to another embodiment (not shown), unlike shown in the drawings, the first template 310 is a pair of first templates formed on both ends of the first template 310 in the width direction on the first seating surface 311 . It may include a guide protrusion, and may include a pair of second guide protrusions formed at both ends of the first template 310 in the longitudinal direction. According to one embodiment, the second template 320 includes a pair of first guide grooves formed on both ends of the second template 320 in the width direction on the first pressing surface 321, and the second template 320 ) may include a pair of second guide grooves formed at both ends in the longitudinal direction. As such, the guide structure may be implemented by forming a guide protrusion on the first template 310 and a guide groove on the second template 320 . In the following embodiment, the guide groove is formed in the first template 310 and the guide hole is formed in the second template 320 will be mainly described, but for convenience of description, the description will be focused on one example It should be noted that this is not intended to limit the scope of the present invention.

3 shows an embodiment in which the second template 320 of FIG. 2 is turned over so that the first pressing surface 321 is facing upward from the ground. Referring to FIG. 3 , a state in which the window glass 400 molded to a size corresponding to the pressing part 322 is placed on the pressing part 322 may be exemplarily shown. According to an embodiment, the guide structure of the second template 320 may be implemented in a protrusion shape protruding to a predetermined height from the edge of the first pressing surface 321 . According to another embodiment, the guide structure of the second template 320 extends outwardly from the protruding step 323 of the second template 320, and then reaches the edge of the second template 320 and protrudes in the height direction. It may have a given shape.

In FIG. 3 , a pair of first guide protrusions 324a and 324b formed on both ends of the second template 320 in the longitudinal direction on the first pressing surface 321 of the second template 320 and the second template 320 ), a pair of second guide protrusions 324c and 324d formed at both ends in the width direction are shown. The pair of first guide protrusions 324a and 324b may be formed to have the same shape and size as each other. Similarly, the pair of second guide protrusions 324c and 324d may also be formed to have the same shape and size. According to an embodiment, both the pair of first guide protrusions 324a and 324b and the pair of second guide protrusions 324c and 324d may be formed to have the same shape and size. According to another embodiment, at least one of the pair of first guide protrusions 324a and 324b and the pair of second guide protrusions 324c and 324d (for example, 324a) is formed when the templates are laminated and combined. To prevent assembly, the length and/or width may be different from other projections. Although not shown in FIG. 3 , the pair of first guide grooves 314a and 314b of the first template 310 shown in FIG. 2 may be formed to have the same shape and size. The pair of second guide grooves 314c and 314d may also have the same shape and size. According to an embodiment, both the pair of first guide grooves 314a and 314b and the pair of second guide grooves 314c and 314d may be formed to have the same shape and size. According to another embodiment, at least one groove (eg, 324a) of the pair of first guide grooves 314a and 314b and the pair of second guide grooves 314c and 314d is formed when the templates are laminated and combined. To prevent assembly, the length and/or width may be different from other protrusions. According to various embodiments, the guide structures (guide grooves or guide protrusions) formed on the first template 310 are guide structures (guides) formed on the second template 320 that are disposed at positions overlapping each other in the height direction. It may be formed to have a size and shape corresponding to the projection or guide groove). The guide structure formed on the first template 310 and the guide structure formed on the second template 320 may be combined to form a first guide structure (or a second guide structure).

According to various embodiments, the pair of first guide protrusions 324a and 324b and the pair of second guide protrusions 324a and 324b face the pressing part 322 on which the window glass 400 is seated. The first side surfaces 325a, 325b, 325c, and 325d may be formed.

The glass forming apparatus 300 according to various embodiments of the present disclosure may not only prevent distortion of the mold, but also prevent interference with the guide structure even when the mold is thermally expanded during thermoforming using the glass forming apparatus 300 have. For example, even when a portion of the first template is thermally expanded toward the first side surfaces of the guide projections 325a, 325b, 325c, and 325d during thermoforming of the window glass, the first side surfaces of the guide projections 325a, 325b, 325c, 325d)) so that it does not interfere with the guide structure even when the mold is thermally expanded. A more detailed description of the first side surfaces 325a, 325b, 325c, and 325d of the guide protrusion will be described later through the embodiments of FIGS. 7 and 8 .

FIG. 4 is a view of a glass forming apparatus 300 according to other embodiments than FIG. 2 . FIG. 5 is a perspective view of the glass forming apparatus 300 according to other embodiments than FIG. 2 .

4 and 5 together, according to another embodiment, the glass forming apparatus 300 includes a first template 310 (eg, a lower template or a lower core) and a first template coupled to the first template 310 . It may be formed to include a third template 330 (eg, a third template or an intermediate core) and a second template 320 (eg, an upper template or an upper core) coupled to the third template 330 . As shown in FIGS. 4 and 5 , a cavity 312 may be formed on one surface (eg, hereinafter referred to as a 'first seating surface 311 ') of the first template 310 . Here, the cavity 312 may be referred to as a 'first cavity 312' to distinguish it from the second cavity 332-2 of the third template 330, which will be described later. The first cavity 312 may be formed at a lower position than the first seating surface 311 of the housing 310 . Along the periphery of the first cavity 312 may include an inlet step 313 formed at a higher position than the cavity 312 . The inlet step 313 may also be referred to as a 'first inlet step 313' to distinguish it from the second inlet step 333-2 of the third template 330, which will be described later. The first inlet step 313 may be formed at a position lower than the first seating surface 311 and higher than the first cavity 312 .

According to various embodiments, a pressing part 322 may be formed on one surface (eg, hereinafter referred to as a 'first pressing surface 321 ') of the second template 320 . Here, the pressing unit 322 may be referred to as a 'first pressing unit 322' to distinguish it from the second pressing unit 332-1 of the third template 330, which will be described later. A protruding step 323 may be formed around the periphery of the first pressing part 322 . The protruding step 323 may also be referred to as a 'first protruding step 323' to distinguish it from the second protruding step 333 - 1 of the third template 330 , which will be described later. The first pressing part 322 is formed at a lower position than the first pressing surface 321 , and the first protruding step 323 is located between the first pressing surface 321 and the first pressing part 322 . can be formed.

According to various embodiments, the third template 330 is a surface that faces the first seating surface 311 of the first template 310 (eg, hereinafter referred to as a 'second pressing surface 331-1'). A pressing part (eg, hereinafter referred to as a 'second pressing part (332-1)') may be formed in the . The second pressing part 332-1 is formed when the third template 320 is coupled to the first template 310 and is in an operating position for forming the window glass (eg, the third template 320 is the first template). When performing a press operation with respect to (310), it may be a configuration for pressing the base material of the window glass. A second protruding step 333 - 1 corresponding to the first inlet step 313 of the first template 310 may be formed around the periphery of the second pressing part 332-1. According to various embodiments, the second pressing part 332-1 of the third template 330 is formed at a position lower than the second pressing surface 331-1, and the second protruding step 333-1 is It may be formed at a position between the second pressing surface 331-1 and the second pressing part 332-1. The third template 330 has a cavity (eg: Hereinafter, a 'second cavity 332 - 2') may be formed. Here, the second seating surface 331 - 2 may face the opposite direction of the second pressing surface 331-1 . The second cavity 332 - 2 may be formed at a lower position than the second seating surface 331 - 2 of the third template 330 . A second inlet step 333 - 2 formed at a higher position than the cavity 332 - 2 may be included along the periphery of the second cavity 332 - 2 . The second inlet step 333 - 2 may be formed at a position lower than the second seating surface 331 - 2 and higher than the second cavity 332 - 2 .

According to various embodiments, the first template 310 , the third template 330 , and the second template 320 may be combined in such a way that they are sequentially stacked from the ground. When using the glass forming apparatus 300 according to the embodiment of FIG. 2 described above, a cavity (eg, a cavity) between the first template 310 and the third template 330 through one (1 cycle) forming process. The window glass 400 that may be formed on the 312 ) may be manufactured. On the other hand, if the glass forming apparatus 300 according to the embodiment shown in FIGS. 4 and 5 is used, a cavity between the first template 310 and the third template 330 (eg, the first cavity 312 ) ) and a window glass that can be formed in a cavity between the third template 330 and the second template 320 (eg, the second cavity 332 - 2). According to various embodiments of the present disclosure, window glasses of the same size and shape may be simultaneously manufactured through the first cavity 312 and the second cavity 332 - 2 . That is, the embodiment of FIGS. 4 and 5 . According to an example, by manufacturing two window glasses through one molding process, process efficiency may be increased compared to the embodiment of FIG. 2 .

According to various embodiments, in the glass forming apparatus 300, when the first template 310 and the third template 330 are combined, the third template 330 and the second template 320 may be combined. At this time, a guide structure for preventing the mold from being distorted may be included. The guide structure may be formed on the first template 310 , the third template 330 , and the second template 320 , respectively. The coupling between the first template 310 and the third template 330 may be implemented by a first guide structure engageable with each other. According to various embodiments, the first guide structure of the present disclosure may be formed at both ends in the width direction and both ends in the length direction of the molds in the first template 310 and the third template 330 , respectively. According to various embodiments, a plurality of first guide structures of the present disclosure are provided to press the first cavity 312 of the first template 310 and the second pressing part 332-1 of the third template 330 . It may be formed symmetrically up/down and left/right with respect to the center. The coupling between the third template 330 and the second template 320 may be implemented by a second guide structure engageable with each other. According to various embodiments, the second guide structure of the present disclosure may be formed at both ends of the molds in the width direction and at both ends in the length direction in the third template 330 and the second template 320 , respectively. According to various embodiments, a plurality of second guide structures of the present disclosure are provided to press the second cavity 332 - 2 of the third template 330 and the first pressing part 322 of the second template 320 . It may be formed symmetrically up/down and left/right with respect to the center.

According to one embodiment, in relation to the first guide structure, the first template 310 has a pair of first guide grooves formed on both ends of the first template 310 in the longitudinal direction on the first seating surface 311 . It may include 314a and 314b, and a pair of second guide grooves 314c and 314d formed at both ends of the first template 310 in the width direction. According to one embodiment, the third template 330 includes a pair of third guide protrusions 334-1a and 334 formed on both ends of the third template 330 in the longitudinal direction on the second pressing surface 331-1. 1b), and may include a pair of fourth guide protrusions 334-1c and 334-1d formed at both ends of the third template 330 in the width direction.

According to another embodiment, in relation to the second guide structure, the third template 330 is a pair of second templates formed on both ends of the third template 330 in the longitudinal direction on the second seating surface 331-2. It may include three guide grooves 334-2a and 334-2b, and a pair of fourth guide grooves 334-2c and 334-2d formed at both ends of the third template 330 in the width direction. . According to one embodiment, the second template 320 includes a pair of first guide protrusions 324a and 324b formed on both longitudinal ends of the second template 320 on the first pressing surface 321, A pair of second guide protrusions 324c and 324d formed at both ends of the second template 320 in the width direction may be included.

According to another embodiment (not shown), unlike shown in the drawings, the first template 310 is a pair of first templates formed on both ends of the first template 310 in the width direction on the first seating surface 311 . It may include a guide protrusion, and may include a pair of second guide protrusions formed at both ends of the first template 310 in the longitudinal direction. At this time, the third template 330 includes a pair of third guide grooves formed on both ends of the third template 330 in the width direction on the second pressing surface 331-1, and It may include a pair of fourth guide grooves formed at both ends in the longitudinal direction. At this time, the third template 330 includes a pair of third guide protrusions formed on both ends of the third template 330 in the width direction on the second seating surface 331-2, and It may include a pair of fourth guide protrusions formed at both ends in the longitudinal direction. At this time, the second template 320 includes a pair of first guide grooves formed on both ends of the second template 320 in the width direction on the first pressing surface 321 , and the second template 320 in the longitudinal direction. It may include a pair of second guide grooves formed at both ends. 4 and 5 , the first guide structure may be implemented by forming a guide protrusion on the first template 310 and a guide groove on one surface of the third template 330 , and the second The guide structure may have a shape in which a guide protrusion is formed on the other surface of the third template 310 and a guide groove is formed in the second template 320 . In the following embodiment, guide grooves are formed on the other surfaces of the first template 310 and the third template 330 , and guide holes are formed on one surface of the third template 330 and the second template 320 . It should be noted that, although the description is focused on, this is only an example for convenience of description and does not limit the scope of the present invention.

According to various embodiments, when the first template 310 and the third template 330 are laminated to each other, a pair of first guide grooves 314a and 314b and/or a pair of the first template 310 of the second guide grooves 314c and 314d and a pair of third guide protrusions 334-1a and 334-1b and/or a pair of fourth guide protrusions 334-1c and 334 of the third template 330 -1d) may be formed to overlap in a height direction (eg, a Z-axis direction). According to one embodiment, when the third template 330 and the second template 320 are stacked on each other, a pair of third guide grooves 334-2a and 334-2b of the third template 330 and/ or a pair of fourth guide grooves 334-2c and 334-2d and a pair of first guide projections 324a and 324b of the second template 320 and/or a pair of second guide projections 324c, 324d) may be formed to overlap in a height direction (eg, a Z-axis direction).

In addition, according to one embodiment, when the first template 310, the third template 330, and the second template 320 are sequentially stacked, a pair of first guide grooves of the first template 310 ( 314a, 314b) and/or a pair of second guide grooves 314c and 314d, a pair of third guide protrusions 334-1a, 334-1b of the third template 330, and/or a pair of second guide grooves 314c and 314d 4 guide projections 334-1c and 334-1d, a pair of third guide grooves 334-2a and 334-2b of the third template 330, and/or a pair of fourth guide grooves 334-2c , 334-2d), and the pair of first guide protrusions 324a, 324b and/or the pair of second guide protrusions 324c, 324d of the second template 320 are in the height direction (eg, Z-axis) direction) may be formed to overlap each other. In this case, the pair of first guide protrusions 324a and 324b and/or the pair of second guide protrusions 324c and 324d are a pair of third guide grooves 334-2a and 334-2b and/or A pair of fourth guide grooves 334-2c and 334-2d is surrounded, and an assembly thereof is carried out by a pair of first guide grooves 314a and 314b and/or a pair of second guide grooves 314c and 314d. ) may have the form of enclosing once more. At this time, the length (or width) of the pair of first guide protrusions 324a and 324b and/or the pair of second guide protrusions 324c and 324d is the third guide protrusion 334-1a, 334-1b and / Alternatively, the length (or width) of the pair of fourth guide protrusions 334-1c and 334-1d may be shorter than that of the pair. In addition, the length (or width) of the pair of third guide grooves 334-2a and 334-2b and/or the pair of fourth guide grooves 334-2c and 334-2d also includes the pair of first guide grooves. It may be formed to be shorter than the length (or width) of the grooves 314a and 314b and/or the pair of second guide grooves 314c and 314d.

6 is a perspective view showing a flat cross-section of the laminate assembly of the glass forming apparatus 300 according to the embodiment shown in FIGS. 4 and 5 . 7 is a view showing a planar cross-section of the laminate assembly of the glass forming apparatus 300 according to the embodiment shown in FIGS. 4 and 5 . The flat cross-sectional structure of FIGS. 6 and 7 may represent a cross-section of the glass forming apparatus 300 according to the embodiment shown in FIGS. 4 and 5 cut in an arbitrary xy plane. Here, the arbitrary xy plane may mean the same plane as the plane on which the second inlet step 333 - 2 is formed, according to an embodiment.

As shown in FIG. 6 , when the glass forming apparatus 300 is cut on the same plane as the plane on which the second inlet step 333-2 is formed, the first template 310, the third template 330, and the second The template 320 may all be shown on one plane. However, the present invention is not necessarily limited thereto. For example, when the arbitrary xy plane is formed on the first seating surface 311, a flat cross-sectional structure of the first template 310 and the third template 330 is shown, and the arbitrary xy plane is formed When it is formed on the second seating surface 331 - 2 , a flat cross-sectional structure of the third template 330 and the second template 320 may be shown.

Referring to FIG. 6 , the lamination assembly of the glass forming apparatus 300 has a flat cross-sectional structure in which the lamination assembly is cut by one side, the first template 310 and the third template 330 surround at least a portion, and the third template The 330 may be formed to have a shape surrounding at least a portion of the second template 320 . At this time, at least a portion of the second template 320 (eg, guide structures 324a, 324b, 324c, 324d) is an island ( island) form.

Referring to FIG. 7 , at least a portion of the second template 320 (eg, guide structures 324a, 324c, and 324d) is at least a portion of the third template 330 (eg, guide structures 334-2a, 334-d). 2c and 334-2d may be formed so as to be surrounded by. For example, the first guide protrusion 324a of the second template 320 may have a third guide groove 334-2a of the third template 330 . ) Also, for example, the pair of second guide protrusions 324c and 324d of the second template 320 may include a pair of fourth guide grooves 334 - 324 of the third template 330 . 2c, 334-2d).

According to various embodiments, the molds (the first template 310, the third template 330, and/or the second template 320) constituting the glass forming apparatus 300 are the window glass 400- In the thermoforming process of 2), it expands in the first direction (D1) and/or the second direction (D2) perpendicular to the first direction shown in the drawing, so that the relative position with respect to the adjacent template may be moved. For example, at the thermoforming temperature of the window glass 400 - 2 (eg, 700 degrees Celsius or more), the third template 330 is thermally expanded in the first direction D1 to form one part of the third template 330 . A portion (eg, the third guide groove 334 - 2a) may move toward the second template 320 .

In the molds (first template 310, third template 330, and/or second template 320) constituting the glass forming apparatus 300, the first template 310, the second template ( 320 , or at least one first guide structure for guiding the relative movement of the third template 330 in the first direction (the first guide protrusion 324a and the third guide groove 334 - ) 2a) is formed, and at least one second guide for guiding the relative movement of the first template 310 , the second template 320 , or the third template 330 in the second direction A first guide structure (eg, a coupling structure between the second guide protrusions 324c and 324d and the fourth guide grooves 334-2c and 334-2d) may be formed.

The present invention discloses a guide structure that not only serves to guide the relative movement between the molds, but also prevents interference between the molds from occurring during thermal expansion of the mold. According to an embodiment, as shown in FIG. 7 , a first guide structure that prevents interference in the first direction D1 between the third template 330 and the second template 320 from occurring during thermal expansion of the mold. (a first guide structure) (eg, a coupling structure of the first guide protrusion 324a and the third guide groove 334-2a) is formed, and a second between the third template 330 and the second template 320 is formed. A combination of a second guide structure (eg, the second guide protrusions 324c and 324d) and the fourth guide grooves 334-2c and 334-2d to prevent interference in the direction D2 from occurring structure) can be formed.

According to various embodiments, the first guide structure and the second guide structure may include a first part that prevents interference between the molds from occurring during thermal expansion of the mold, and a second part that guides the relative movement of the molds. have. In this case, the first first portion may be spaced apart by a first interval between the two templates, and the second portion may be formed so that the two templates are spaced apart by a second interval that is narrower than the first interval.

Hereinafter, the first part and the second part of the guide structure will be described with reference to FIG. 8 . In FIG. 8, the first guide structure will be described as an example thereof. The description of FIG. 8 may be applied mutatis mutandis to the other one of the first guide structures (eg, the other one of the pair of first guide structures) and/or the pair of second guide structures.

FIG. 8 is a view showing the coupling of the guide structure of the second template 320 and the guide structure of the third template 330 according to the embodiment shown in FIG. 7 . 8 is an enlarged view of a portion (a first guide structure) in which the first guide protrusion 324a of the second template 320 is surrounded by the third guide groove 334-2a of the third template 330. have.

Referring to FIG. 8 , the first guide protrusion 324a of the second template 320 may be surrounded by the third guide groove 334 - 2a of the third template 330 . Here, the first guide protrusion 324a of the second template 320 is formed with the third guide groove 334-2a of the third template 330 and the templates (eg, the second template 320 and the third template). A first portion of the first guide structure that prevents interference in the first direction D1 from occurring even when the 330 ) thermally expands may be formed. According to an embodiment, the first portion is a surface (eg, the first side surface 325a) facing the opposite direction to the first direction (eg, the first direction D1 in FIG. 7 ) in the first guide protrusion 324a. ) and the third guide groove 334-2a in the first direction (eg, the first direction D1 in FIG. 7 ) and a surface (eg, the fourth side surface 335-2a) oriented in the same direction. can The first portion may be formed to have a first gap (or first gap) g1 . The first gap g1 may be formed to have an interval of, for example, about 1 mm to 2 mm. However, it is not necessarily limited to the numerical value thereof. According to an exemplary embodiment, the first gap g1 may be formed to have a gap greater than the length in which the templates can be expanded in order to prevent the templates from interfering with each other according to thermal expansion. Meanwhile, the first guide structure formed on the second template 320 and the third template 330 should serve to prevent distortion during the glass forming process. Accordingly, here, the first guide protrusion 324a of the second template 320 is formed with the third guide groove 334-2a of the third template 330 together with the templates (eg, the second template 320 and the second template). 3 The template 330 may form a second portion of a first guide structure that guides movement in the first direction D1 during thermal expansion. According to an embodiment, the second part is a surface (eg, the first side surface 325a) facing the opposite direction to the first direction (eg, the first direction D1 in FIG. 7 ) in the first guide protrusion 324a. a surface adjacent to (eg, the second side surface 326a' and the third side surface 326a'') and the third guide groove 334-2a in the first direction (eg, the first direction D1 in FIG. 7 ). )) and the side (eg, the fourth side (335-2a)) adjacent to the side (eg, the fifth side (336-2a'), the sixth side (336-2a'')) can The second portion may be formed to have a second gap (or second gap) g2 . The second gap g2 may be formed, for example, to have an interval of about 0.01 mm to 0.1 mm smaller than the first gap g1 . The specific value of the second gap g2 may consider a tolerance when designing a mold. Templates (eg, the second template 320 and the third template 330) may be coupled to each other by being substantially fitted in the second part. By the second part, the templates (eg, the second template 320 and the third template 330) are thermally expanded to guide the relative movement between the templates and to prevent distortion between the templates. According to various embodiments, the second gap g2 can form a narrower gap compared to the case in which the guide structure has a uniform gap (eg, the gap g3 in FIG. 9 ), so that the guide precision can be higher According to one embodiment, in the first guide protrusion 324a, the second side surface 326a' and the third side surface 326a'' may be formed substantially perpendicular to the first side surface 325a, It is not necessarily limited thereto. For example, in the first guide protrusion 324a, when the second side surface 326a' and the third side surface 326a'' are formed substantially perpendicular to the first side surface 325a, the first side surface ( 325a is provided to have a structure for preventing interference during thermal expansion of the third template 330 in the first direction D1, and the second side 326a' and the third side 326a'' are When the third template 330 is thermally expanded in the second direction D2, it may be provided to guide relative movement between the templates and to have a structure for preventing distortion. 8, in the glass forming apparatus 300 according to various embodiments of the present disclosure, the movement in the second direction D2 (movement in the full width direction) is guided by the first guide structure, It is possible to prevent the templates from interfering with each other in the first direction D1. In addition, in the glass forming apparatus 300 , the movement of the first direction D1 (movement in the full-length direction) is guided by the second guide structure, and the templates in the second direction D2 can be prevented from interfering with each other. .

According to the above-described various embodiments, the first guide protrusion 324a of the second template 320 is surrounded by the third guide groove 334-2a of the third template 330 (the first guide structure) is , other protrusions of the second template 320 (eg, the first guide protrusion 324b on the other side, the other pair of second guide protrusions 324c and 324d) and other grooves of the third template 330 ( Example: The same may be applied to the other third guide groove 334-2b and the other pair of fourth guide grooves 334-2c and 334-3d). In addition, in the embodiment shown in FIG. 8 , only the guide protrusion of the second template 320 and the guide groove structure of the third template 330 have been described, but the present invention is not limited thereto, and the guide projection of the third template 330 is not limited thereto. and the guide groove structure of the first template 310 may be applied mutatis mutandis. In addition, in the embodiment of FIGS. 6 to 8 , the glass forming apparatus 300 including the first template 310 , the third template 330 , and the second template 320 shown in FIGS. 4 and 5 . Although only mentioned, it is not necessarily limited thereto, and it can also be applied to the embodiment of the glass forming apparatus 300 including the first template 310 and the second template 320 shown in FIGS. 2 and 3 . It should be noted that there is

According to various embodiments of the present disclosure, in a glass forming apparatus (eg, the glass forming apparatus 300 of FIG. 2 ), a first template (eg, the first template 310 of FIG. 2 ); and a second template (eg, the second template 320 of FIG. 2 ) that can be coupled to form a space between the first template and the first template when combined with the first template, wherein the first template and the second template at least one first guide structure (eg, in FIG. 2, first guide protrusions 324a, 324b and first guide grooves 314b, 314b) are formed, and the first and second templates are formed in the first direction of the first template or the second template. At least one second guide structure (eg, the second guide protrusions 324c and 324d of FIG. 2 ) for guiding the relative movement in another second direction (eg, the second direction D2 in FIG. 7 ) ) and second guide grooves 314c and 314d) may provide a glass forming apparatus, characterized in that it is formed.

According to various embodiments, the first part of the first guide structure and the second guide structure (eg, the first side 325a and the fourth side 335-2a of FIG. 8) may have a gap between the two templates. The first guide structure and the second portion of the second guide structure (eg, the second side 326 ′ in FIG. 8 , the third side surface) are spaced apart by 1 interval (eg, the first gap g1 in FIG. 8 ). 326'', the fifth side 336-2a', and the sixth side 336-2a'' have a second gap between the two templates that is narrower than the first gap (eg, the second gap in FIG. 8 ). (g2)) may be formed to be spaced apart.

According to various embodiments, the first gap may be approximately 1 mm to 2 mm.

According to various embodiments, the second interval may be approximately 0.01 mm to 0.1 mm.

According to various embodiments, the first direction and the second direction may be substantially perpendicular.

According to various embodiments, the first direction may be the longitudinal direction of the glass (or the longitudinal direction of the thermoforming apparatus), and the second direction may be the width direction of the glass (or the width direction of the young forming apparatus).

According to various embodiments, the first portion of the first guide structure is a surface positioned in a first direction among a plurality of surfaces formed by the first guide structure (eg, the first side surface 325a in FIG. 8 ). , the first portion of the second guide structure may be a surface (eg, the fourth side surface 335 - 2a of FIG. 8 ) located in the second direction among a plurality of surfaces formed by the second guide structure.

According to various embodiments, the second portion of the first guide structure may include a surface adjacent to a surface located in the first direction among a plurality of surfaces formed by the first guide structure (eg, the second side surface 326 of FIG. 8 ). ') and a third side surface 326''), wherein the second portion of the second guide structure is adjacent to a surface located in the second direction among a plurality of surfaces formed by the second guide structure (eg, in FIG. the fifth side 336-2a' and the sixth side 336-2a'') of the eighth side.

According to various embodiments, the first guide structure and the second guide structure may be guide protrusions and guide grooves formed to correspond to the first template and the second template.

According to various embodiments, it is interposed between the first template and the second template, and is combinable to form a space between the first template and the first template when combined with the first template, and is combined with the second template It may further include a third template (eg, the third template 330 of FIG. 4 ) that can be coupled to form a space therebetween with the second template.

At least one first guide structure is formed on the third template for guiding the relative movement of the first, second or third template in a first direction, the second template having At least one second guide structure for guiding the relative movement of the first template, the second template, or the third template in a second direction different from the first direction may be formed.

According to various embodiments, the first guide structure of the first template and the second template and the first guide structure of the third template are formed to overlap each other in the height direction of the glass forming apparatus, and the first template and The second guide structure of the second template and the second guide structure of the third template may be formed to overlap each other in a height direction of the glass forming apparatus.

According to various embodiments, the first template forms one surface of the third template, a first guide structure, and a second guide structure, and the second template forms the other surface of the third template, the first guide structure, and the second guide. structures can be formed.

According to various embodiments, the length or width of the first guide structure and the second guide structure of the first template and the third template is the first guide structure and the second guide of the second template and the third template It may be less than the length or width of the structure.

According to various embodiments, the first guide structure and the second guide structure may be formed on a central side of side surfaces of the first template and the second template.

According to various embodiments, at least one guide structure of the first guide structure and the second guide structure may be formed to have a different length or width from other guide structures.

According to various embodiments of the present disclosure, there is provided an apparatus for forming a glass, comprising: a first template including a first cavity formed on a first seating surface; a second template in which a first pressing portion corresponding to the first cavity of the first template is formed on the first pressing surface facing the first seating surface; at least one first guide structure formed on the first seating surface of the first template and the first pressing surface of the second template to guide the relative movement of the first template or the second template in a first direction; and at least one second guide structure formed on the first seating surface of the first template and the first pressing surface of the second template to guide the relative movement of the first template or the second template in a second direction. The first part of the first guide structure and the second guide structure is spaced apart by a first interval between the two templates, and the second part of the first guide structure and the second guide structure has a space between the two templates. It is possible to provide a glass forming apparatus, characterized in that formed to be spaced apart by a second interval narrower than the first interval.

According to various embodiments, the first portion of the first guide structure is a surface located in a first direction among a plurality of surfaces formed by the first guide structure, and the first portion of the second guide structure is the first portion of the second guide structure. 2 It may be a surface located in the second direction among a plurality of surfaces formed by the guide structure.

According to various embodiments, the second portion of the first guide structure is a surface adjacent to a surface positioned in a first direction among a plurality of surfaces formed by the first guide structure, and a second portion of the second guide structure may be a surface adjacent to a surface positioned in the second direction among a plurality of surfaces formed by the second guide structure.

According to various embodiments, the first guide structure and the second guide structure may be guide protrusions and guide grooves formed to correspond to the first template and the second template.

According to various embodiments, as a third template interposed between the first template and the second template, the third template has a second pressing surface facing the first seating surface on one surface thereof, and the other surface A second seating surface facing the first pressing surface is formed, the second seating surface including a second cavity, and the third template having a first direction of the first template, the second template, or the third template at least one first guide structure is formed for guiding the relative movement of At least one second guide structure for guiding the relative movement to the pole may be formed.

As mentioned above, although specific embodiments have been described in the detailed description of the present invention, it will be apparent to those of ordinary skill in the art that various modifications are possible without departing from the scope of the present invention.

300: glass forming device
310: first template (lower template or lower core)
311: first seating surface
312: first cavity
313: first inlet step 320: second template (upper template or upper core)
321: first pressing surface
322: first pressing unit
323: first protruding step
330: third template (middle template or middle core)
331-1: second pressing surface
332-1: second pressing unit
333-1: second protruding step
331-2: second seating surface
332-2: second cavity
333-2: second inlet step

Claims (20)

In the glass forming apparatus,
first template; and
and a second template that is engageable to form a space between the first template and the first template when combined with the first template,
At least one first guide structure is formed on the first template and the second template for guiding the relative movement of the first or second template in a first direction,
At least one second guide structure for guiding the relative movement of the first template or the second template in a second direction different from the first direction is formed on the first template and the second template Glass forming apparatus, characterized in that.
The method of claim 1,
A first portion of the first guide structure and the second guide structure is spaced apart by a first interval between the two templates,
The first guide structure and the second portion of the second guide structure are formed to be spaced apart from each other by a second interval that is narrower than the first interval between the two templates.
The method of claim 1,
The first interval is a glass forming apparatus, characterized in that approximately 1mm to 2mm.
The method of claim 1,
The second interval is a glass forming apparatus, characterized in that about 0.01mm to 0.1mm The method of claim 1,
The first and second directions are substantially perpendicular to each other.
The method of claim 1,
The first direction is a longitudinal direction of the glass, and the second direction is a glass forming apparatus, characterized in that the width direction.
The method of claim 1,
The first portion of the first guide structure is a surface located in a first direction among a plurality of surfaces formed by the first guide structure,
The first portion of the second guide structure is a glass forming apparatus, characterized in that the surface located in the second direction among a plurality of surfaces formed by the second guide structure.
8. The method of claim 7,
The second portion of the first guide structure is a surface adjacent to a surface located in the first direction among a plurality of surfaces formed by the first guide structure,
The second part of the second guide structure is a surface adjacent to a surface located in the second direction among a plurality of surfaces formed by the second guide structure.
The method of claim 1,
The first guide structure and the second guide structure are glass forming apparatus, characterized in that the guide projection and the guide groove formed to correspond to the first template and the second template to each other.
The method of claim 1,
It is interposed between the first template and the second template, and is engageable to form a space between the first template and the first template when combined with the first template, and between the second template and the second template when combined with the second template. Glass forming apparatus, characterized in that it further comprises a third template that can be coupled to form a space in the.
11. The method of claim 10,
at least one first guide structure is formed on the third template for guiding the relative movement of the first, second or third template in a first direction;
At least one second guide structure for guiding the relative movement of the first template, the second template, or the third template in a second direction different from the first direction is formed on the second template Glass forming apparatus, characterized in that.
12. The method of claim 11,
The first guide structure of the first template and the second template and the first guide structure of the third template are formed to overlap each other in the height direction of the glass forming apparatus,
The glass forming apparatus according to claim 1, wherein the second guide structure of the first template, the second guide structure of the second template, and the second guide structure of the third template are formed to overlap each other in the height direction of the glass forming apparatus.
12. The method of claim 11,
The first template forms one surface of the third template and a first guide structure and a second guide structure, and the second template forms the other surface of the third template and a first guide structure and a second guide structure. glass forming device.
12. The method of claim 11,
The length or width of the first guide structure and the second guide structure of the first template and the third template is,
The glass forming apparatus, characterized in that the length or width of the first guide structure and the second guide structure of the second template and the third template are smaller than the length or width.
The method of claim 1,
At least one guide structure of the first guide structure and the second guide structure is formed to have a length or width different from that of other guide structures.
In the glass forming apparatus,
a first template including a first cavity formed in the first seating surface;
a second template in which a first pressing portion corresponding to the first cavity of the first template is formed on the first pressing surface facing the first seating surface;
at least one first guide structure formed on the first seating surface of the first template and the first pressing surface of the second template to guide the relative movement of the first template or the second template in a first direction; and
At least one second guide structure formed on the first seating surface of the first template and the first pressing surface of the second template to guide the relative movement of the first template or the second template in a second direction; including,
A first portion of the first guide structure and the second guide structure is spaced apart by a first interval between the two templates,
The first guide structure and the second part of the second guide structure are formed to be spaced apart from each other by a second interval that is narrower than the first interval between the two templates.
17. The method of claim 16,
The first portion of the first guide structure is a surface located in a first direction among a plurality of surfaces formed by the first guide structure,
The first portion of the second guide structure is a glass forming apparatus, characterized in that the surface located in the second direction among a plurality of surfaces formed by the second guide structure.
18. The method of claim 17,
The second portion of the first guide structure is a surface adjacent to a surface located in the first direction among a plurality of surfaces formed by the first guide structure,
The second part of the second guide structure is a surface adjacent to a surface located in the second direction among a plurality of surfaces formed by the second guide structure.
17. The method of claim 16,
The first guide structure and the second guide structure are glass forming apparatus, characterized in that the guide projection and the guide groove formed to correspond to the first template and the second template to each other.
17. The method of claim 16,
A third template interposed between the first template and the second template, wherein the third template has a second pressing surface facing the first seating surface on one surface, and a second pressing surface facing the first pressing surface on the other surface. 2 seating surfaces are formed, the second seating surfaces including a second cavity;
at least one first guide structure is formed on the third template for guiding the relative movement of the first, second or third template in a first direction;
At least one second guide structure for guiding the relative movement of the first template, the second template, or the third template in a second direction different from the first direction is formed on the second template Glass forming apparatus, characterized in that.

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