WO2007125973A1 - ガラス板の曲げ成形方法及びガラス板の曲げ成形装置 - Google Patents
ガラス板の曲げ成形方法及びガラス板の曲げ成形装置 Download PDFInfo
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- WO2007125973A1 WO2007125973A1 PCT/JP2007/058981 JP2007058981W WO2007125973A1 WO 2007125973 A1 WO2007125973 A1 WO 2007125973A1 JP 2007058981 W JP2007058981 W JP 2007058981W WO 2007125973 A1 WO2007125973 A1 WO 2007125973A1
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- WIPO (PCT)
- Prior art keywords
- molding
- glass plate
- mold
- support frame
- main
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
- C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
- C03B35/145—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by top-side transfer or supporting devices, e.g. lifting or conveying using suction
- C03B35/147—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by top-side transfer or supporting devices, e.g. lifting or conveying using suction of the non-contact type
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/02—Re-forming glass sheets
- C03B23/023—Re-forming glass sheets by bending
- C03B23/035—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending
- C03B23/0352—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet
- C03B23/0357—Re-forming glass sheets by bending using a gas cushion or by changing gas pressure, e.g. by applying vacuum or blowing for supporting the glass while bending by suction or blowing out for providing the deformation force to bend the glass sheet by suction without blowing, e.g. with vacuum or by venturi effect
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
- C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
- C03B35/20—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by gripping tongs or supporting frames
- C03B35/202—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands by gripping tongs or supporting frames by supporting frames
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2225/00—Transporting hot glass sheets during their manufacture
- C03B2225/02—Means for positioning, aligning or orientating the sheets during their travel, e.g. stops
Definitions
- the present invention relates to a glass plate bending method and a glass plate bending apparatus, and more particularly, a glass plate bending method and a glass plate bending method for bending a plate material such as a window glass for an automobile. Relates to the device.
- the press molding method in the heating furnace as one means for producing the curved glass is suitable as a method for producing a curved glass having a complicated shape or a deep bent shape because the glass plate can be bent at a high temperature.
- a glass plate heated near the softening point during roller conveyance in a heating furnace is placed on a support frame by a transfer machine having a positioning mechanism.
- the support frame moves to the downstream press position with the glass plate placed.
- the glass plate is pressed by the upper molding mold and the lower support frame to be molded into a predetermined bent shape.
- the preforming support is performed at the time of the preforming.
- Positioning of the frame and the pre-molding mold, positioning of the pre-molding mold and the main molding support frame when transferring the glass plate held in the pre-molding mold to the main molding support frame, and Positioning of the main molding support frame and the main molding mold is required.
- the more complicated the shape of the glass plate the more accurate positioning is required when strengthening the air cooling. Therefore, the glass plate held in the main mold is transferred to the carrier support frame during air cooling strengthening. In this case, the positioning of the main mold and the carrier support frame is also necessary.
- the position of the preforming support frame and the preforming mold is corrected at the time of preforming, and the preforming mold and the main molding for transporting after preforming. Since the correction amount differs depending on the position correction with respect to the support frame, there is a problem that the positioning pin and the socket collide with each other and the two wear due to repeated position correction.
- the correction amount differs between the position correction between the main molding support frame and the main molding mold during the main molding and the position correction between the main molding mold and the transport support frame during the transport after the main molding. For this reason, the positioning pin and socket collide with each other and wear. was there. When wear occurs in this way, the accuracy of deviation correction is reduced by this amount of wear.
- the method using the sensor and the detected part is also the positioning of one molding support frame with respect to one molding mold, and the two support frames with respect to one molding mold.
- the positioning process was not considered.
- the process of pressing the glass plate into the mold for molding was performed only once, so when placing it on the support frame for conveyance after pressing, it is highly accurate. No positioning was necessary.
- the present invention has been made in view of the above points, and provides a glass plate bending method and a glass plate bending device capable of positioning a support frame and a molding mold with high accuracy.
- the purpose is to do.
- the present invention is characterized by the following measures.
- a heat-softened glass plate is interposed between the molding support frame and the molding surface of the molding mold and pressed between the molding support frame and the molding surface of the molding mold.
- the forming process for forming into a bent shape, and the glass plate formed into the desired bent shape is held in a mold for molding, and the forming is performed on the support frame for transport that supports the edge of the glass plate and transports it to the next process.
- the molding step is performed when the glass plate is pressed by the molding support frame and the molding mold.
- a molding position correcting step for correcting a positional deviation of the press position between the molding support frame and the molding mold by moving the posture of the molding mold.
- the positional deviation of the transfer position of the glass plate between the molding mold and the transport support frame when the glass plate molded into a desired bent shape is transferred to the transport support frame is determined by the molding mold.
- a glass plate bending method characterized by including a transfer position correcting step of correcting the posture by power.
- the present invention by performing the molding position correction process in the molding process, Since the misalignment of the press position between the forming support frame and the molding mold is corrected, it becomes possible to perform highly accurate bending on the sheet glass.
- the glass plate of the molding mold and the transfer support frame when the glass plate formed in a desired bent shape is transferred to the transfer support frame. Therefore, even when the shape of the glass plate is complicated, it is possible to reliably transfer to the transfer support frame.
- the position is corrected by moving the orientation of the molding mold, so even if a positioning method using positioning pins and sockets is used, The positioning pin and the socket do not come into strong contact with each other, and wear of the positioning pin and the socket can be suppressed.
- molding mold is an attitude
- the press position between the molding support frame and the molding mold stored in the first storage means is called to correct the attitude of the molding mold.
- a step of newly detecting the amount of displacement of the press position and updating the press position of the first storage means includes the step of storing the transfer position correction step in the second storage means. After the glass plate transfer position between the molding mold and the transport support frame is called to correct the posture of the molding mold, the amount of displacement of the transfer position is newly detected and the second storage is performed. It is preferable to include a step of updating the transfer position of the means.
- the newly detected displacement amount of the press position is updated as a new press position in the first storage means, and the lever is updated in the next molding position correction process. Because the correction process is performed based on the pressed position, it is possible to move to the previous correction position before updating the press position, and even if the previous correction process does not reach the desired movement distance due to mechanical errors, etc. Each time the correction process is repeated, the value approaches the center value, and high-accuracy positioning can be achieved.
- the transfer position correction step before detecting the amount of displacement of the transfer position, the previous time Therefore, the position shift amount of the newly detected transfer position is updated as the transfer position in the second storage means, and the next transfer position correction process is performed. ⁇ Since the correction process is performed based on the updated transfer position, it is possible to move to the previous correction position before updating the transfer position, and a highly accurate correction process can be performed.
- the first storage unit and the second storage unit may be provided separately, or one storage unit may serve as the first storage unit and the second storage unit.
- the step of updating the press position in the molding position correcting step may include the step of pressing the glass plate with the molding support frame and the molding surface of the molding mold. And the molding support frame are fitted to pins and sockets, respectively, to detect the amount of displacement of the press position and correct the posture of the molding mold while correcting the glass plate to the molding mold.
- the final press position is updated to the first storage means, and the transfer position correction step is bent to the predetermined shape held on the molding surface of the molding mold.
- the transfer position correction step is bent to the predetermined shape held on the molding surface of the molding mold.
- the molded glass plate is transferred to the conveyance support frame, pins and sockets provided on the molding mold and the conveyance support frame, respectively.
- the glass plate bent into the predetermined shape is transferred to the transport support frame while detecting the amount of displacement of the transfer position and correcting the posture of the molding mold. It is preferable that the final transfer position is updated to the second storage means.
- the molding mold posture is set to the desired posture. It is possible to forcibly position, and by updating the final press position and transfer position to the first storage means and the second storage means, respectively, the center value is increased each time the correction process is repeated. This reduces the friction between the pin and the socket, and can maintain a highly accurate positioning continuously. If the pins are provided in the molding mold, the molding support frame and the transport support frame are provided with sockets. Conversely, if the socket is provided in the molding mold, the molding support frame and the transport support frame are provided with pins.
- the molding position correction step and the transfer position correction step are respectively performed on four sides of the molding mold via a sliding mechanism that slides in two directions orthogonal to each other. It is preferable to correct the position by moving and Z or rotating the molding mold in the horizontal direction by controlling the connected actuator.
- the actuators respectively connected to the four sides of the molding mold are controlled via the sliding mechanism so as to slide in two directions perpendicular to each other.
- the molding mold is moved and Z or rotated in the horizontal direction to correct the position. Therefore, even if the molding mold is heavy, the horizontal movement and Z or rotation can be accurately performed.
- the molding position correction step and the transfer position correction step are performed on the conveyance direction side of the glass plate of the molding mold via a sliding mechanism that slides in two directions orthogonal to each other.
- a first actuator connected to one side and a second actuator connected to the side facing the first actuator of the molding mold through a sliding mechanism that slides in a direction perpendicular to the conveying direction of the glass plate.
- the mold is moved in the horizontal direction and Z or rotated in the direction perpendicular to the conveying direction of the glass plate to correct the position. Therefore, even if the mold is heavy, the horizontal movement and Z or rotation can be performed accurately, and the glass plate can be adjusted by adjusting the stop position of the molding support frame or the conveyance support frame. By correcting the position of the conveying direction component, the position correction on the mold side can be simplified.
- the molding step is performed a plurality of times, and the transport support frame in the transfer step becomes a molding support frame in the next molding step, and a series of the molding step and the transfer step. You can repeat the process multiple times!
- the glass plate is formed to a predetermined shape that does not match the final shape, and the glass plate is formed into a desired shape in the final forming step.
- the present invention provides a heating step for heat-softening a glass plate, and placing the heat-softened glass plate on a preforming support frame that supports an edge portion of the glass plate, and placing the glass plate on the preforming support frame.
- a glass plate bending method comprising: a transporting step of transporting the glass plate formed in a final bent shape while being placed on the transport support frame; In the pre-forming step, the position of the press position between the pre-forming support frame and the pre-forming mold when the glass plate is pressed against the pre-forming mold is moved by moving the posture of the pre-forming mold.
- a pre-forming position correcting step for correcting wherein the main forming step includes the preforming mold and the main forming when the glass plate formed in the pre-bending shape is transferred to the main forming support frame.
- a first transfer position correction step of correcting the position of the transfer position of the glass plate with the frame for power by correcting the posture of the preforming mold;
- the positional deviation of the press position between the main molding support frame and the main molding mold when the glass plate molded in the pre-bending shape is pressed against the main molding mold is used to drive the posture of the main molding mold. And a final forming position correcting step for correcting the glass plate.
- the pre-forming position correction step is performed before the pre-forming step, the positional deviation of the press position between the pre-forming support frame and the pre-forming mold is corrected. Therefore, it becomes possible to perform a highly accurate preforming process on the plate glass.
- a preforming mold and a main forming mold when the glass plate formed into a pre-curved shape is transferred to the main forming support frame. Since the displacement of the transfer position of the glass plate relative to the frame is corrected, the glass plate can be transferred to the main support frame with high accuracy.
- the press between the main molding support frame and the main molding mold when the pre-bent glass plate is pressed against the main molding mold Since the displacement of the position is corrected, it is possible to carry out the main forming process with high accuracy on the glass plate.
- the transporting step includes the step of transferring the glass plate formed in the final bent shape onto the transport support frame and the glass plate of the main molding mold and the transport frame. It is preferable to include a second transfer position correction step of correcting the displacement of the transfer position by moving the posture of the main molding mold.
- the main molding mold and the transfer plate when the glass plate formed into the final bent shape is transferred to the transfer support frame are transferred. Since the displacement of the transfer position of the glass plate relative to the frame for use is corrected, the final bent glass plate can be transferred to the carrier support frame with high accuracy.
- the present invention provides a forming means for forming a glass plate provided with a forming support frame and a forming mold for interposing and pressing the heat-softened glass plates between each other, and a desired bending shape
- a glass including a conveying means for conveying a glass plate formed in a desired bent shape, on which the glass plate formed in the desired bent shape is placed and has a supporting frame for conveyance that supports the edge of the glass plate.
- the forming means includes a forming position detecting means for detecting a displacement of a press position between the forming support frame and the forming mold when the glass plate is pressed against the forming mold.
- the moving means is controlled, the molding mold is moved and Z or rotated in a direction to remove the positional deviation, and the movable means is controlled according to the amount of positional deviation detected by the transfer position detecting means.
- a glass plate bending apparatus comprising control means for moving and z or rotating the forming mold in a direction to remove misalignment.
- control means controls the movable means according to the amount of positional deviation detected by the molding position detecting means, and moves the molding mold in a direction to remove the positional deviation.
- control means controls the movable means according to the amount of displacement detected by the transfer position detection means, and controls the movement and Z or rotation of the molding mold in the direction to remove the position deviation.
- the positional deviation of the transfer position of the glass plate between the transfer support frame and the transport support frame is corrected, and the glass plate can be reliably transferred to the transfer support frame.
- control means includes a press position displacement amount detected by the molding position detection means and a transfer position displacement amount detected by the transfer position detection means. It is preferable to have storage means for storing, and to control the movement and Z or rotation of the molding mold according to the amount of positional shift called from the storage means.
- the newly detected displacement amount of the press position is newly updated as the press position in the storage means, and the correction process is performed based on the updated press position for the next position correction. It is possible to move to the previous correction position before updating the press position, and even if the previous correction process does not reach the desired movement distance due to mechanical error etc., the number of correction processes is repeated. Each time it approaches the center value and high-accuracy positioning can be achieved.
- the molding mold is provided with a pin, and the molding support frame and the transport support frame are each provided with a socket that fits the pin. preferable. According to this, when the pin and socket are fitted, the correction process due to mechanical error or the like does not reach the desired movement distance! /, Even when the molding mold is forced to the desired position. Positioning becomes possible. Further, if the pins are provided in the molding mold, the molding support frame and the transport support frame are provided with sockets. Conversely, if the socket is provided in the molding mold, the molding support frame and the transport support frame are provided with pins.
- the movable means is an actuator connected to each of four sides of the molding mold via a sliding mechanism that slides in two directions orthogonal to each other.
- the movable means is also an actuator that is connected to each of the four sides of the molding mold via a sliding mechanism so as to slide in two directions perpendicular to each other, the weight of the heavy object can be reduced. It is possible to easily and accurately move the molding mold in the horizontal direction and the rotational direction.
- the movable means slides in two directions orthogonal to each other.
- the first actuator connected to one of the glass plates in the conveyance direction side of the molding mold via a sliding mechanism, and the conveyance direction of the glass plates It is preferable that a second actuator connected to the side opposite to the first actuator of the molding mold via a sliding mechanism that slides in a direction perpendicular to the first mold is also provided.
- the heavy mold can be moved easily and accurately in the horizontal and rotational directions, and the glass plate transport direction. Since the position correction is performed at the stop position on the support frame side, the equipment on the molding mold side can be simplified.
- the forming means is provided in a plurality of stages
- the support frame for transport in the transport means is a support frame for molding
- a series of means of the forming means and the transport means is installed in a plurality of stages. It is characterized by that.
- the present invention provides a heating means for heating and softening a glass plate, and the heating and softening glass plate.
- a pre-molding means, a main-molding support frame on which a glass plate molded in this pre-bending shape is placed and supporting the edge thereof, and a main-molding mold for pressing the glass plate Formed into a final bent shape Glass formed into a final bent shape having a supporting frame for transportation on which a glass plate formed in the final bent shape and a glass plate formed in the final bent shape are placed and supported.
- a glass plate bending apparatus including a conveying means for conveying the plate, wherein the preforming means is configured to press the glass plate against the preforming mold. And a preforming position detecting means for detecting a displacement of a press position between the mold and the preforming mold, and when the glass plate formed in the preformed bent shape is transferred to the main forming support frame.
- a first transfer position detecting means for detecting a displacement of the transfer position of the glass plate between the preforming mold and the main forming support frame; and moving and Z or rotating the preforming mold.
- Movable means for pre-forming, and the main-forming means includes the main-forming support frame and the main-molding mold when the glass plate formed in the pre-bending shape is pressed against the main-forming mold.
- a main forming position detecting means for detecting a displacement of the press position of the press and a main forming movable means for moving and Z or rotating the main forming mold and detected by the pre-forming position detecting means.
- the preforming movable means is controlled in accordance with the displacement amount, the preforming mode is moved and Z or rotated in the direction to remove the positional deviation, and detected by the first transfer position detecting means.
- a preforming control means for controlling the preforming movable means in accordance with the amount of misalignment performed, moving and Z or rotating the preforming mold in a direction to remove the misalignment, and the main molding position.
- a main molding control unit that controls the main molding movable unit in accordance with a positional deviation amount detected by the detection unit, and moves and Z or rotates the main molding mold in a direction to remove the positional deviation;
- a glass sheet bending apparatus characterized by comprising:
- the preforming control means controls the preforming movable means in accordance with the amount of misalignment detected by the preforming position detecting means to position the preforming mold.
- misalignment of the press position between the preforming support frame and the preforming mold is corrected, and the plate glass is bent with high accuracy. It becomes possible.
- the preforming control means controls the preforming movable means in accordance with the amount of displacement detected by the first transfer position detecting means, and removes the misalignment of the preforming mold. In order to move and Z or rotate in the direction to be moved, the displacement of the glass plate transfer position between the preforming mold and the main forming support frame is corrected, and the glass plate is securely transferred to the main forming support frame. It becomes possible to do.
- the main molding control means controls the main molding movable means in accordance with the amount of misalignment detected by the main molding position detecting means, and moves the main molding mold in a direction to remove the positional deviation.
- the displacement of the transfer position of the glass plate between the main mold and the main support frame is corrected, and the glass plate can be reliably transferred to the main support frame. It becomes possible.
- the main molding means includes the main molding mold and the transport support frame when the glass plate molded into the final bent shape is transferred to the transport support frame. Including a second transfer position detecting means for detecting a position shift of the transfer position of the glass plate, wherein the forming control means has a position shift amount detected by the second transfer position detecting means. Accordingly, it is preferable to control the main molding movable means and to move and Z or rotate the main molding mold in a direction to remove the positional deviation.
- the molding control means controls the main molding movable means in accordance with the amount of positional deviation detected by the second transfer position detection means, and the direction in which the main molding mold is removed from the positional deviation.
- the movement position of the glass plate between the main molding mold and the conveyance frame when the glass plate molded into the final bent shape is transferred to the conveyance support frame by controlling the movement and Z or rotation of the glass plate.
- the misalignment is corrected, so that the final bent glass plate can be transferred with high accuracy to the carrier support frame.
- the molding mode is corrected each time the positional deviation is corrected.
- FIG. 1 is a perspective view showing a part of a glass sheet bending apparatus according to an embodiment of the present invention.
- FIG. 2 is a side view schematically showing the structure of the bending apparatus shown in FIG. 1.
- FIG. 3 is a plan view showing the structure of the moving device of the positioner.
- FIG. 4 is a side view showing the structure of the moving device shown in FIG.
- FIG. 5 is an enlarged main part configuration diagram showing a preforming apparatus and a main forming apparatus.
- FIG. 6 is a diagram for explaining detection means provided in the preforming apparatus and the main forming apparatus.
- FIG. 7 is a diagram for explaining movable means provided in the preforming apparatus and the main forming apparatus.
- FIG. 8 is a diagram for explaining the positioning process of each mold and each frame (part 1).
- FIG. 9 is a view for explaining the positioning process of each mold and each frame (No. 2).
- FIG. 10 is a view for explaining the positioning process of each mold and each frame (No. 3).
- FIG. 11 is a diagram for explaining a modification of the preforming apparatus and the main forming apparatus.
- FIG. 12 is a view for explaining a slide rotation mechanism of movable means provided in the preforming apparatus and the main forming apparatus.
- FIG. 13 is a view for explaining another modification of the preforming apparatus and the main forming apparatus.
- FIG. 14 is a view for explaining a modification of the movable means provided in the preforming apparatus and the main forming apparatus.
- FIGS. 1 to 5 show a glass sheet bending apparatus 10 according to an embodiment of the present invention.
- the bending forming apparatus 10 is heated together with the glass plate G from the upstream side (Y2 direction side) to the downstream side (Y1 direction side), heating furnace 12, positioning zone 14, forming furnace 16, wind cooling strengthening zone 18 and
- the carry-out roller conveyor 20 is arranged in order.
- the controller 11 controls the operation timing of these parts, the heater temperature, and the detection means 110 and 111, the movable means 112 and 113, which will be described later in detail.
- the heating furnace 12 is an electric heating furnace divided into a plurality of zones (including the positioning zone 14 and the forming furnace 16), and these electric heating furnaces are provided with ceiling heaters for each electric heating furnace. 22a, floor heater 22b, and side heater 22c are installed. In some zones, the heater is not shown for convenience of explanation.
- the temperature applied to the glass plate G is set for each electric heating furnace in accordance with the composition, shape, size, thickness, and the like of the glass plate G to be bent.
- the heater may be a gas heater in addition to the electric heater.
- the glass plate G is conveyed in these electric heating furnaces by the roller conveyor 28 and the like, and in the course of being conveyed in the first half of the electric heating furnace, a predetermined bending temperature (temperature near the softening point: for example, After being heated to 650 to 720 ° C., it is carried into the positioning zone 14.
- a predetermined bending temperature temperature near the softening point: for example, After being heated to 650 to 720 ° C., it is carried into the positioning zone 14.
- the positioning zone 14 includes a hearth bed 30, traveling positioners 32 and 32, and a flat mold 35.
- the hearth bed 30 is a surface plate having a sufficiently large surface area with respect to the surface area of one surface of the glass plate G, and a large number of air injection holes 33 are densely formed on the flat surface.
- an air intake (not shown) communicating with the air injection hole 33 is formed at the lower part of the hearth bed 30, and a combustion blower (not shown) is connected to the air intake via a damper (not shown). Being sung.
- the high-temperature compressed air from the combustion blower is pressure-adjusted by the damper, and the air intake force is also injected upward through the air injection hole 33.
- the air pressure at that time is set to such an extent that the glass plate G can be supported by air floating. Therefore, the glass plate G carried into the positioning zone 14 floats from the upper surface of the hearth bed 30 and is supported by air floating.
- the conveyance path formed by the latter half of the roller conveyor 28 and the nose bed 30 has a slight downward gradient (for example, about 1 to several degrees) toward the downstream (the direction indicated by the arrow Y1 in FIGS. 1 and 2). )have. For this reason, the inertial force applied by the roller conveyor 28 and the weight of the glass plate G combine, and the glass plate G is supported on the hearth bed 30 by air floating. While moving, it moves downstream at a predetermined speed.
- Positioners 32 and 32 are provided at a total of two locations so as to receive the downstream corner portion of glass plate G that is supported by air floating as shown in FIG. Each of these positioners 3 2 and 32 is provided so as to be movable in the conveying direction (Y1 direction) of the glass plate G and in a direction perpendicular to the Y1 direction (hereinafter referred to as XI and X2 directions).
- Y1 direction conveying direction
- XI and X2 directions perpendicular to the Y1 direction
- the tips of the pair of positioners 32, 32 are formed in a bifurcated shape as shown in FIG. 3, and disks 32a, 32b that abut against the edge of the glass plate G are rotated below the bifurcated tips. It is attached freely. When the glass plate G enters the positioning zone 14, its leading edge comes into contact with the disks 32a and 32a.
- the positioners 32 and 32 move in the Yl direction while receiving the glass plate G by the disks 32a and 32a, and at the same time, positioners 32 and 32 are moved inward in the XI and X2 directions for alignment in the XI and X2 directions. Slightly move, the discs 32b, 32b at the respective leading ends are brought into contact with the corners of the glass plate G, and the glass plate G is moved slightly in the XI and X2 directions. Thereby, the XI and X2 direction positions of the glass plate G are positioned.
- the glass plate G is positioned in the Yl and Y2 directions and in the XI and X2 directions in the positioning zone 14. This positioning is performed in order to accurately align the position of the glass sheet G with the position of a pre-forming support frame (described later) arranged in the forming furnace 16 of FIGS.
- the glass plate G positioned by the positioners 32 and 32 is sucked and held by the flat mold 35 and then conveyed vertically above a preforming support frame 64 provided on a shuttle 66 described later.
- the ball screw device 34 arranged in the Yl and Y2 directions and the ball screw arranged in the XI and X2 directions Device 36 isotropic force is also configured.
- a feed screw 38 of the ball screw device 34 is provided along a base 40 arranged in the Yl and Y2 directions, and a nut 42 of the ball screw device 34 is formed at a lower portion of the block 44.
- the block 44 is screwed into the feed screw 38 via the nut 42, and is supported by a pair of rails 46, 46 disposed along the base 40 so as to be movable in the XI and X2 directions. . Therefore, when the motor 34A of the ball screw device 34 is driven forward or backward, the block 44 is changed to Y1. , Move in Y2 direction.
- the feed screw 48 indicated by a broken line in FIG. 4 is provided on the upper surface of the block 44 along the XI and ⁇ 2 directions. Further, the nut 50 of the ball screw device 36 is formed below the block 52. The block 52 is screwed to the feed screw 48 through the nut 50 and is moved to the pair of rails 54 and 54 arranged on the upper surface of the block 44 along the XI and ⁇ 2 directions. It is supported by the present.
- the flat mold 35 shown in FIG. 2 is a surface plate having a sufficiently large surface with respect to the surface area of one surface of the glass plate G, and a large number of air jets are formed on the flat lower surface. Suction holes (not shown) are formed densely. In addition, an air intake (not shown) communicating with these air injection and suction holes is formed in the upper part of the flat mold 35, and a combustion blower (not shown) is connected to the air intake via a damper (not shown). (Shown) and air suction means are connected.
- the flat mold 35 is moved by a conveying means (not shown) to a position shown by a solid line in FIG. 2 and an intermediate position between this position and the preforming device 60 (shown by a two-dot chain line in FIG. 2). It can be moved back and forth between the two positions.
- the molding furnace 16 communicates with the positioning zone 14, and the interior thereof is maintained in a high temperature state that can be bent and molded by a heater (not shown) as in the positioning zone 14.
- a preforming device 60 preliminary molding means
- a main molding device 62 main molding means
- the flat mold 35 In order to transfer the glass plate G from the positioning zone 14 to the preforming device 60, first, the flat mold 35 is lowered and sucks the glass plate G in a state where the glass plate G is positioned in the positioning zone 14. Hold. At that time, it is ejected from the air ejection hole 33 of the hearth bed 30. The air pressure generated is higher than that in the state where the glass plate G is air-floating, so that the flat mold 35 assists in holding the glass plate G by suction.
- the glass plate G is conveyed to a position above the preforming support frame 64 which is one component of the preforming device 60 in a state where the glass plate G is sucked and held by the flat mold 35.
- the glass sheet G transported to the upper position of the preforming support frame 64 is dropped when the suction holding by the flat mold 35 is released, and is placed on the preforming support frame 64.
- the preforming support frame 64 is formed in a shape along the outline of the glass plate G so as to support the peripheral edge (the end surface or the vicinity of the end surface) of the glass plate G.
- the preforming support frame 64 moves in the direction of the flat mode 35 immediately before the glass plate G is placed. Therefore, the placement of the glass plate G is at the position shown in FIG. Is done.
- the preforming support frame 64 configured as described above is installed on an upper part of a shuttle 66 made of steel.
- the shuttle 66 includes a base 66a, a column member 66b, and a stage 66c.
- the base 66a is provided with a self-propelled wheel 107 that is connected to a servo motor (not shown) and rotates.
- the self-propelled wheel 107 is engaged with a rail 70 laid on a base on which the bending apparatus 10 is installed. Therefore, by driving the servo motor, the shuttle 66 is configured to move in the directions indicated by arrows Yl and Y2 (the conveyance direction of the glass G).
- the shuttle 66 is not connected to a shuttle 86 described later, and is thus configured to run independently regardless of the shuttle 86.
- a plurality of column members 66b are erected on the base 66a configured as described above.
- the column member 66b extends upward through a slit (not shown) provided in the hearth 68.
- the stage 66c is disposed at the upper end portion of the column member 66b extending upward from the hearth 68.
- a preforming support frame 64 and a positioning socket 135 are provided on the upper surface of the stage 66c. The pre-molding support frame 64 and the positioning socket 135 are arranged with high precision.
- FIG. 5 shows an embodiment in which the hearth bed 30 is used with great force.
- the flat mold 35 is arranged immediately after the roller conveyor 28, and the flat mold 35 directly receives the glass plate G conveyed from the roller conveyor 28. Then, the glass plate G moves downstream while being held without contacting the flat mold 35 by the air injection and suction air of the lower surface of the flat mold 35.
- a positioner as shown in FIGS. 3 and 4 is installed in the flat mold 35, and the glass plate G is positioned at a predetermined position while moving to the downstream side. At that position, the suction air of the flat mold 35 is released, and the glass plate is placed on the preforming support frame 64. Similarly, the glass plate G is moved in the direction of arrow Y1 (preliminary forming device 60) in the figure.
- the preforming support frame 64 and the preforming mold 72 constitute a preforming device 60.
- the preforming mold 72 is configured to be fixed to the movable plate 130 as shown in an enlarged view in FIG.
- This movable plate 130 is configured to be suspended from a fixed flange 67 provided at the lower end of the lifting arm 63 using a chain 131. Therefore, the movable plate 130 is configured to be movable with respect to the fixed flange 67.
- the molding surface 73 of the preforming mold 72 is formed so that the plane size thereof corresponds to substantially the entire surface of the glass plate G.
- the curved molding surface 73 is provided with air holes over substantially the entire surface, and each air hole communicates with a hollow portion in the preforming mold 72. This hollow portion is connected to an air pump (not shown). Therefore, by driving the air pump to the ejection side or the suction side, air can be ejected from each air hole, or air can be sucked by each air hole force.
- the elevating arm 63 is configured to be movable up and down (movable in the directions of arrows Zl and Z2 in the figure) via elevating means such as a hydraulic cylinder (not shown).
- the lifting arm 63 extends through the hole formed in the ceiling portion of the molding furnace 16 and extends above the molding furnace 16.
- the diameter of the hole formed in the ceiling portion of the molding furnace 16 is larger than the diameter of the lifting arm 63. It is set large.
- the lifting arm 63 is configured to be connected to a movable means 112 (for the sake of convenience, this will be described later).
- the ascending / descending arm 63 is configured to be movable in the directions of arrows XI, X2 and Yl, Y2 in the drawing, and to be rotatable around the axis of the lifting arm 63.
- the movable plate 130 on which the preforming mold 72 is disposed is configured to be movable with respect to the fixed flange 67 by being suspended by the chain 1 31.
- the movement of the movable plate 130 (preliminary mold 72) with respect to the flange 67 is configured to be detectable by the detection means 110 (for convenience of explanation, this will be described later).
- the movable plate 130 is provided with a plurality of positioning pins 132.
- This positioning pin 132 is engaged with a positioning socket 135 provided on the shuttle 66 and a positioning socket 145 provided on the shuttle 86 provided with a main forming support frame 84 described later, thereby supporting the preforming support. Positioning of the frame 64 and the main support frame 84 and the pre-molding mold 72 is performed.
- a fixing mechanism (not shown) is provided between the fixed flange 67 and the movable plate 130.
- This fixing mechanism has a function of fixing (locking) the movable plate 130 to the fixing flange 67 based on the control of the controller 11. Therefore, when the fixing mechanism is in the unlocked state, the movable plate 130 is movable with respect to the fixed flange 67. On the other hand, when the fixing mechanism is locked, the movable plate 130 is fixed to the fixed flange 67 and its movement is restricted.
- the preforming mold 72 is corrected in position by the movable means 112. After that, the glass plate G on the preforming support frame 64 is pressed and formed into a predetermined shape. At this time, each air hole force of the preforming mold 72 also sucks air, so that the glass plate G is adsorbed and held on the molding surface 73 of the preforming mold 72.
- the glass plate G sucked and held by the preforming mold 72 is dropped by releasing the sucking and holding by the preforming mold 72 and placed on the main support frame 84. Placed.
- the main forming support frame 84 is formed in a shape along the outline of the glass plate G so as to support the periphery (the end face or the vicinity of the end face) of the glass plate G for the main forming.
- the main forming support frame 84 is moved in the direction of the preforming mold 72 immediately before the glass plate G is placed. Therefore, the glass plate G is placed at the position shown in FIG. Done.
- the self-propelled wheel 108 provided on the shuttle 86 is driven by an instruction from the controller 11.
- the main forming support frame 84 on which the glass plate G is placed moves in the direction of arrow Y1 (the main forming apparatus 62) in the figure as the shuttle 86 moves.
- the shapes of the molding surfaces 65 and 73 of the preforming support frame 64 and the preforming mold 72 are shallower than the molding surfaces 85 and 89 of the main molding apparatus 62 described later. That is, it is preferable that the deformation amount of the glass plate G in the preforming is 20 to 80% (the optimum value is 20 to 50%) of the deformation amount until the flat glass plate is deformed to the final shape. It is preferable to define the cross-curvature of the glass plate G as a parameter.
- the amount of double is determined on the basis of the curvature at a part in the plane of the glass plate where the degree of deformation is the greatest (such as a part where the tensile force generated during bending is maximized). Or you may determine on the basis of the average value of the curvature in several points. In any case, it is better to preform the final curvature in the range of 20-80%.
- the main molding apparatus 62 basically has the same configuration as the pre-molding apparatus 60 except for the shape of the molding surface 89.
- the main forming support frame 84 of the main forming apparatus 62 is formed in a shape corresponding to the glass plate G formed by the pre-forming apparatus 60.
- the main forming support frame 84 is installed on an upper part of a shuttle 86 including a base 86a, a column member 86b, and a stage 86c.
- the base 86a is provided with a self-propelled wheel 108 that is connected to a servo motor (not shown) and rotates. It is.
- This self-propelled wheel 108 is also engaged with the rail 70, and by driving the servo motor, the shuttle 86 is configured to move in the directions of arrows Yl and Y2 (glass G transport direction) in the figure. .
- the shuttle 86 is not connected to the shuttle 66, and thus is configured to be able to travel independently regardless of the shuttle 66.
- the servo motor provided in the shuttle 86 is also connected to the controller 11, and the drive is controlled by the controller 11.
- the column member 86b erected on the base 86a extends upward through a slit (not shown) provided in the hearth 68.
- the stage 86c is disposed at the upper end portion of the column member 86b extending upward from the hearth 68.
- a main forming support frame 84 and a positioning socket 145 are provided on the upper surface of the stage 86c. The arrangement position of the main forming support frame 84 and the arrangement position of the positioning socket 145 are positioned with high accuracy.
- the shuttle 86 is driven by the self-propelled wheel 108 according to the instruction of the controller 11, and the glass plate G is placed.
- the main forming support frame 84 moves to a position directly below the main forming mold 88 as the shuttle 86 moves.
- the main molding mold 88 that constitutes the main molding apparatus 62 together with the main molding support frame 84 is configured to be fixed to the movable plate 140.
- the molding surface 89 of the main mold 88 is formed so that the plane size thereof corresponds to substantially the entire surface of the glass plate G, and the shape thereof is larger in curvature than the preforming mold 72 and is molded into a shape. !
- the movable plate 140 is configured to be suspended from a fixed flange 87 provided at the lower end portion of the lifting arm 83 using a chain 141. Therefore, the movable plate 140 is configured to be movable with respect to the fixed flange 87.
- the molding surface 89 of the main molding mold 88 is provided with air holes over substantially the entire surface, and each air hole communicates with a hollow portion in the main molding mold 88.
- This hollow portion is connected to an air pump (not shown). Therefore, by driving the air pump to the ejection side or suction side, air is ejected from each air hole, or air is ejected from each air hole. Can be aspirated.
- the elevating arm 83 is configured to be movable up and down (movable in the directions of arrows Zl and Z2 in the drawing) via elevating means such as a hydraulic cylinder (not shown).
- the lifting arm 83 extends through the hole formed in the ceiling portion of the molding furnace 16 and extends above the molding furnace 16.
- the diameter of the hole formed in the ceiling portion of the molding furnace 16 is set larger than the diameter of the lifting arm 83.
- the lifting arm 83 is configured to be connected to a movable means 113 (for convenience of explanation, this will be described later).
- the ascending / descending arm 83 can be moved in the directions of arrows XI, X2 and Yl, Y2 in the figure, and can be rotated around the axis of the lifting arm 83.
- the movable plate 140 provided with the main molding mold 88 as described above is configured to be movable with respect to the fixed flange 87 by being suspended by the chain 141.
- the movement of the movable plate 140 (the main mold 88) with respect to 87 is configured to be detectable by a detection means 111 (which will be described later for convenience of explanation).
- the movable plate 140 is provided with a plurality of positioning pins 142.
- the positioning pin 142 is used to position the support frame 84 and the main molding mold 88 by engaging with a positioning socket 145 provided on the shuttle 86.
- a fixing mechanism (not shown) is provided between the fixed flange 87 and the movable plate 140.
- This fixing mechanism has a function of fixing (locking) the movable plate 140 to the fixed flange 87 based on the control of the controller 11. Therefore, when the fixing mechanism is in the unlocked state, the movable plate 140 is movable with respect to the fixed flange 87. On the other hand, when the fixing mechanism is in the locked state, the movable plate 140 is fixed to the fixed flange 87 and its movement is restricted.
- the main molding mold 88 is corrected in position by the movable means 113 (details).
- the glass plate G on the main forming support frame 84 is pressed and formed into a final shape.
- each air hole force of the molding mold 88 also sucks air, so that the glass plate G is formed on the molding surface 8 of the molding mold 88. 9 is held by adsorption.
- the glass plate G sucked and held by the main mold 88 is dropped by releasing the sucking and holding by the main mold 88 and is placed on the taentiling 97.
- the taentiling 97 is formed in a shape along the contour of the glass plate G so as to support the peripheral edge (the end face or the vicinity of the end face) of the final shape of the glass plate G.
- the taentiling 97 moves in the direction of the main mold 88 just before the glass plate G is placed. Therefore, the glass plate G is placed at a position immediately below the main mold 88. Done.
- the Taentichi 97 on which the glass plate G is placed, is moved in the direction indicated by the arrow Y1 (wind cooling strengthening device 96) by the Taentisch shuttle 94.
- the detection means 110 and 111 provided in the preforming apparatus 60 and the main forming apparatus 62 configured as described above will be described mainly with reference to FIGS. Since the detection means 110 provided in the preforming apparatus 60 and the detection means 111 provided in the main molding apparatus 62 have the same configuration, the detection means 110 and 111 will be described collectively.
- the detection means 110, 111 detects the displacement of the press positions of the shuttles 66, 86 (molding support frame) and the molding molds 72, 88. It functions as a molding position detecting means for detecting.
- the detecting means 110 and 111 are arranged so that when the glass plate G formed into a desired bent shape is transferred to the shuttle 86 and the Taenti shuttle 94 (Taenchi ring 97), the molding molds 72 and 88 and the shuttle 86 and It also functions as a transfer position detection means for detecting the displacement of the transfer position of the glass plate G with respect to the Taentich 94.
- the molding position detecting means and the transfer position detecting means will be described in detail.
- the preforming support frame 64 has a function of preforming the glass sheet G when the preforming mold 72 is pressed in the preforming step.
- the preforming support frame 64 supports the glass plate G. It also functions as a transport support frame.
- the main forming support frame 84 has a function of main forming the glass sheet G by pressing the main forming mold 88 in the main forming step.
- the main molding support frame 84 also functions as a transport support frame for supporting the glass plate G.
- the force that was the support frame for transport in the transport process becomes the support frame for molding in the next process, and thereafter the molding process and the transport process are sequentially repeated a plurality of times (in this example, two times each)
- the support frame functionally repeats the function of the support frame for conveyance and the function of the support frame for molding.
- the glass plate G formed into the final bent shape by the main forming is removed from the main forming mold 88, and then cooled by the air cooling by the lower outlet head 102.
- the movement of the glass plate G from the molding mold 88 to the lower outlet head 102 is performed by quenching 97 (details will be described later).
- the Taenching 97 receives the glass sheet G, which has been molded and formed into the final bent shape, from the molding mold 88 and then transports it to a position where it is cooled by the lower blow head 102 and the upper blow head 100. It functions as a supporting frame for transportation.
- the detection means 110 provided in the preforming device 60 allows the positional deviation of the press position between the preforming support frame 64 and the preforming mold 72 when the glass sheet G is pressed against the preforming mold 72. It functions as a preforming position detecting means for detecting. At this time, the newly detected misalignment amount is updated as a press position of the preforming support frame 64 and the preforming mold 72 in a memory means provided in the controller 11. Further, when the pre-formed glass plate G is transferred to the shuttle 86, the detecting means 110 detects the displacement of the transfer position of the glass plate G between the pre-forming mold 72 and the main forming support frame 84. It also functions as first transfer position detection means. At that time, the newly detected misalignment amount is provided in the controller 11 and updated as the transfer position of the glass plate G between the preforming mold 72 and the main forming support frame 84 in the storage means. Is done.
- the detection means 111 provided in the main molding apparatus 62, when pressing the preformed glass plate G against the main molding mold 88, causes the main molding support frame 84 and the main molding mold 88 to move. It functions as a main forming position detecting means for detecting the displacement of the press position. At that time, the newly detected misalignment amount is updated as the press position of the main molding support frame 84 and the main molding mold 88 in the memory means provided in the controller 11. The In addition, the detection means 111 detects the position of the transfer position of the glass plate G between the main forming mold 88 and the taentiling 97 when transferring the glass plate G which has been formed into a final bent shape onto the taentiling 97.
- the final bent shape means a shape formed by the main forming, and does not prevent the glass plate G from being further bent by its own weight on the taentiling 97 or deformed by cooling.
- the detection means 110 and 111 are configured by sensors 115 to 117 and sensing plates 118 to 120.
- the sensors 115 to 117 are non-contact distance measuring sensors and are fixed to the fixing flange 87.
- the sensing plates 118 to 120 are disposed so as to face the sensor plates 115 to 117.
- Each sensor 115 to 117 is an eddy current displacement sensor, and measures the distance from the sensing plates 118 to 120 in a non-contact manner. Signals generated by the sensors 115 to 117 are transmitted to the controller 11 (control means), and the controller 11 calculates the distances between the sensors 115 to 117 and the sensing plates 118 to 120 based on the signals.
- the movable plates 130, 140 are configured to be movable with respect to the fixed flanges 67, 87. Therefore, the position of the movable plates 130 and 140 with respect to the fixed flanges 67 and 87 can be detected by using the detection means 110 and 111 described above.
- the movement amount in the XI and X2 directions is X (hereinafter referred to as the X-direction movement amount X).
- X-direction movement amount X X-direction movement amount
- the amount of movement in the direction ⁇ (hereinafter referred to as the amount of movement Y in the Y direction)
- the turning angle is 0 (hereinafter referred to as the rotation angle ⁇ ). Further, the movement amount obtained by the output from the sensor 115 is LYG, the movement amount obtained by the output from the sensor 116 is RYG, and the movement amount obtained by the output from the sensor 117 is XG.
- the rotation angle ⁇ can be calculated as a differential force between the movement amount LYG obtained from the output from the sensor 115 and the movement amount RYG obtained from the output of the sensor 116 force.
- the X-direction movement amount X is equal to the movement amount XG obtained from the output from the sensor 115 and this position.
- the movement amount LYG force obtained from the output from the sensor 115 can also be calculated by subtracting the rotation angle ⁇ evaluated again at this position.
- the movement amount of the movable plates 130 and 140 (molding molds 72 and 88) relative to the fixed flanges 67 and 87 is calculated by the controller 11 based on the outputs from the detection means 110 and 111. This calculation result is stored in a storage device (storage means) provided in the controller 11.
- the movable means 112, 113 provided in the preforming device 60 and the main forming device 62 will be described mainly with reference to FIG. Since the movable means 112 provided in the preforming apparatus 60 and the movable means 113 provided in the main forming apparatus 62 have the same configuration, the description of each of the movable means 112 and 113 is performed collectively.
- the movable means 112, 113 are constituted by four actuators 121-124 and a pair of connecting members 127A, 127B that intersect in a cross shape.
- the drive shafts 121a to 124a of the respective actuators 121 to 124 are provided with slide rotation mechanisms 151 to 154 combined with LM guides and bearings so that they can slide and rotate in two directions at their tips. Yes.
- the slide rotation mechanisms 151 to 154 are configured to be slidable in two directions of arrows XI and X2 and Y1 and Y2 in the drawing and to be rotatably connected to the tips of the connecting members 127A and 127B.
- the connecting member 127A is disposed between the slide rotation mechanism 151 and the slide rotation mechanism 153.
- the connecting member 127B is disposed between the slide rotation mechanism 152 and the slide rotation mechanism 154. From this, the pair of connecting members 127A, 127B cross in a cross shape. And become fixed.
- the connecting members 127A and 127B do not need to intersect with each other. Four member forces fixed in the four directions of the elevating arms 63 and 83 may be used.
- FIG. 12 (a) is a front view of the slide rotation mechanism 152 as viewed from X2 to XI
- FIG. 12 (b) is a cross-sectional view taken along line AA ′ of FIG. 12 (a).
- the actuator 122 is a servo motor
- the drive shaft 122a is constituted by a ball screw.
- the slide rotation mechanism 152 includes a base frame 201, a guide block 203, a metal block 208, and a metal bearing 210.
- the base frame 201 is installed on the upper surface of the furnace ceiling.
- the base frame 201 is provided with a ball screw 122a penetrating through the inside of the base frame, and one end of the ball screw 122a is connected to a servo motor 122 fixed to a side surface of the base frame 201.
- two LM rails 202 are arranged on the upper surface of the base frame 201 along the XI and X2 directions.
- the guide block 203 is integrated with the movable nut portion 204 connected to the ball screw 122a, the LM block 205 engaged with the LM rail 202, and the movable nut portion 204 and the LM block 205 as a base for these. And is attached to the base frame 201 in a linearly guided manner in the XI and X2 directions. Therefore, by driving the servo motor 122, the guide block 203 can be moved in the XI and X2 directions.
- the guide block 203 has rectangular metal guides 207 arranged symmetrically with each other along the Yl and Y2 directions from the upper surface of the table 206.
- a metal block 208 is engaged with the inner portion of the metal guide 207 so as to be slidable in the Yl and Y2 directions.
- the metal block 208 has no drive mechanism. The metal block 208 slides in the Yl and Y2 directions.
- a cylindrical shaft portion 209 is formed at the upper end portion of the metal block 208.
- the shaft portion 209 is connected to the tip end portion 211 of the connecting member 127B via the metal bearing 210 and the connecting member 127B with the shaft portion 209 as an axis.
- the connecting member 127B which has a drive mechanism on the shaft portion 209, rotates in line.
- the slide rotation mechanism 152 can move the tip of the connecting member 127B in the XI and X2 directions by driving the servo motor 122.
- the tip 211 of the connecting member 127B in the Yl and Y2 directions in a direction that releases the force acting on the connecting member 127B depending on the driving status of other servo motors.
- the connecting member 127B can be rotated about the shaft portion 209.
- the force shown in the example of arranging the guide block and metal block upward from the base frame If the base frame is installed separately from the furnace ceiling force, the guide block and metal block may be arranged to force downward. Yo ...
- the servo motor 121 moves the tip of the connecting member 127A in the direction of the arrow Y1
- the servo motor 122 moves the tip of the connecting member 127B in the direction of the arrow X2
- the servo motor 123 When the tip of the connecting member 127A is moved in the direction of the arrow Y2 in the figure and the servo motor 124 moves the tip of the connecting member 127B in the direction of the arrow XI in the figure, the tip of the connecting member 127A on the servo motor 121 side is changed.
- the servo motor 121 moves the tip of the connecting member 127A in the direction of arrow Y2 in the figure
- the servo motor 122 moves the tip of the connecting member 127B in the direction of arrow XI in the figure
- the servo motor 123 If the tip of the connecting member 127A is moved in the direction of the arrow Y1 in the figure and the servo motor 124 moves the tip of the connecting member 127B in the direction of the arrow X2 in the figure,
- the leading end of the member 127A on the servo motor 121 side slides in the XI direction and rotates counterclockwise
- the leading end of the connecting member 127B on the servo motor 122 side eventually slides in the Y1 direction and counterclockwise Turns clockwise
- the tip of the connecting member 127A on the servo motor 123 side slides in the X2 direction and turns counterclockwise
- the tip of the connecting member 127B on the servo motor 124 side By sliding in the
- the preforming mold 72 is disposed below the lifting arm 63, and the main molding mold 88 is disposed below the lifting arm 83. For this reason, by moving the elevating arms 63, 83 by the movable means 112, 113 while the fixed flanges 67, 87 and the movable plates 130, 140 are locked by the fixing mechanism, the preforming mold 72 and The main mold 88 can be moved.
- the actuators 121 to 124 configured as described above are configured to be driven and controlled by the controller 11. Therefore, the fixed flanges 67, 87 detected by the detecting means 110, 111 described above [the amount of movement of the movable plates 130, 140 on the basis of this, the movable means 112, 113 are used, and the respective molds 72, 88 are used. Can be moved.
- FIG. 5 shows a state in which the glass plate G is about to enter the flat mold 35 from the roller conveyor 28 and the shuttle 66 has moved directly below the flat mold 35. Thereafter, the glass plate G is positioned by the flat mold 35 and placed on the preforming support frame 64 mounted on the shuttle 66. Then, as shown in FIG. 9, the glass plate G is moved to a position immediately below the preforming mold 72 by the shuttle 66.
- the lifting arm 63 is lowered downward (Z2 direction) by a lifting mechanism (not shown).
- the fixing mechanism is in an unlocked state, so that the movable plate 130 and the positioning pin 132 disposed thereon are movable with respect to the fixed flange 67.
- the positioning pin 132 is also lowered, and the positioning pin 132 is fitted into the positioning socket 135.
- the preforming support frame 64 and the positioning socket 135 are positioned with high accuracy on the stage 66c, and the preforming mold 72 and the positioning pin 132 are positioned with high accuracy on the movable plate 130. . Therefore, the positioning pin 132 is fitted into the positioning socket 135, so that the preforming support frame 64 and the preforming mold 72 can be positioned with high accuracy.
- the lifting arm 63 is moved to the position where the previous displacement amount R is eliminated.
- the positioning pin 132 and the positioning socket 135 When the positioning pin 132 and the positioning socket 135 are engaged with each other during the descending operation, the positioning pin 132 can be prevented from coming into strong contact with the positioning socket 145 or from being worn.
- the preforming device 60 and the shuttle 66 are components that are driven, and it is difficult to always operate at a fixed position, and errors over time are also considered. . For this reason, even if the misalignment correction process is performed before the elevating arm 63 starts to descend, misalignment may occur between the preforming mold 72 and the preforming support frame 64. is there.
- the movable plate 130 moves relative to the fixed flange 67 when the positioning pin 132 is fitted into the positioning socket 135.
- the movement of the movable plate 130 with respect to the fixed flange 67 can be detected by the detection means 110.
- the detection means 110 transmits a detection signal corresponding to the positional deviation amount between the preforming mold 72 and the preforming support frame 64 to the controller 11. Controller 11 then detects this detection signal.
- the amount of displacement R between the preforming mold 72 and the main forming support frame 64 (X-direction movement amount X, ⁇ -direction movement amount Y, and rotation angle ⁇ ) is calculated based on
- the controller 11 drives the movable means 112 based on the positional deviation amount R.
- the lifting arm 63 is moved in a direction to eliminate this positional shift (the moving amount of the lifting arm 63 at this time is S).
- the movement of the lifting arm 63 is based on the positional deviation amount R.
- 64-72 64-72 It may be configured to perform the movement in a lump or gradually, or may be configured to perform movement control in real time by feedback control or the like based on the detection signal from the detection means 110.
- the lifting arm 63 and the movable plate 130 are positioned, and in this state, the fixed mechanism locks (fixes) the fixed flange 67 and the movable plate 130. Also, the positional deviation amount R between the preforming device 60 and the shuttle 66 obtained as described above and the previous position
- the movement amount S obtained by moving the lifting arm 63 based on the movement amount is stored in the controller 11.
- the process updated to 64-72 (learning process and! /, U) is performed.
- the value reflects the state of device 10. Therefore, the positional deviation can be corrected accurately and reliably.
- this learning process is not necessarily limited to the update process, and it is possible to obtain the average of the previous time and this time and store it, and also to determine the amount of positional deviation R and movement
- the quantity s may be accumulated, and the average of these may be stored.
- the pre-molding mold 72 and the pre-molding support frame 64 are positioned with high precision, and the elevating arm 63 is further lowered.
- Preliminary against glass plate G by pre-molding mold 72 Forming (pressing) is performed.
- the preforming mold 72 is raised while the glass sheet G is adsorbed and held by the preforming mold 72.
- the shuttle 86 moves to a position immediately below the preforming mold 72 as shown in FIG. In this state, the glass plate G is maintained in the state of being adsorbed to the preforming mold 72.
- the lifting arm 63 is then lowered downward (Z2 direction) by a lifting mechanism (not shown).
- the fixing mechanism is in an unlocked state, so that the movable plate 130 and the positioning pin 132 disposed thereon are movable with respect to the fixing flange 67.
- the positioning pin 132 is also lowered, and the positioning pin 132 is fitted into the positioning socket 145.
- the main forming support frame 84 and the positioning socket 14 5 are positioned on the stage 86c with high accuracy, and the preforming mold 72 and the positioning pin 132 are positioned on the movable plate 130 with high accuracy. Yes. Therefore, when the positioning pin 132 is fitted into the positioning socket 145, the main forming support frame 84 and the pre-molding mold 72 can be positioned with high accuracy.
- the detection means 110 detects this.
- the detecting means 110 transmits a detection signal corresponding to the amount of positional deviation between the preforming mold 72 and the main forming support frame 84 to the controller 11. Based on this detection signal, the controller 11 determines the amount of displacement R between the preforming mold 72 and the main forming support frame 84 (X direction).
- the controller 11 drives the movable means 112 based on the positional deviation amount R.
- the lifting arm 63 is moved in a direction to eliminate this positional shift (the moving amount of the lifting arm 63 at this time is S).
- the movement of the lifting arm 63 is based on the positional deviation amount R.
- 72-84 72-84 It may be configured to move in a batch, gradually move, or may further move in real time by feedback control or the like based on the detection signal from the detection means 110.
- the elevating arm 63 and the movable plate 130 are positioned, and the fixed mechanism locks (fixes) the fixed flange 67 and the movable plate 130 in this state. Further, the positional deviation amount R between the preforming device 60 and the shuttle 86 obtained as described above and the previous position are not detected.
- the movement amount S obtained by moving the lifting arm 63 based on the movement amount is stored in the controller 11.
- the process updated to 72-84 (learning process and! /, U) is performed. [0135]
- the misregistration amount R and the movement amount S learned in this way are used for the next glass plate.
- this learning process is not necessarily limited to the update process, and it is possible to obtain the average of the previous time and the current time and store the average, and the N displacement amount R and the movement
- the quantity s may be accumulated, and the average of these may be stored.
- the preforming mold 72 and the main molding support frame 84 are positioned with high accuracy.
- the glass plate G which has been released from the holding and is preformed, is placed on the main forming support frame 84.
- the preforming mold 72 and the main molding support frame 84 are positioned with high accuracy, the glass plate G is placed in a state where the preforming mold 72 is placed on the main molding support frame 84. Is positioned on the support frame 84 for molding with high accuracy.
- the shuttle 86 starts self-propelled in the direction of arrow Y1 in the figure.
- the shuttle 66 performs a process of mounting the glass plate G to be preformed next on the preforming support frame 64 by the flat mold 35.
- FIG. 8 shows a state where the shuttle 86 has moved to a position directly below the main mold 88.
- the glass plate G is placed on the main molding support frame 84 of the shuttle 86, and the glass plate G is positioned with high accuracy with respect to the main molding support frame 84. It is placed in the state where it hits.
- the controller 86 controls the molding 86 for the main mold 88.
- the movable means 113 based on the quantity S
- the positioning pin 142 and the positioning socket 145 can be positioned in advance even during the main molding, the positioning pin 142 may strongly collide with the positioning socket 145, or both 142 and 145 may be worn. Can be prevented. Since the main forming process is the same as the pre-forming process, a description thereof will be omitted.
- the detecting means 111 detects the positional deviation amount R between the main mold 88 and the main frame 84 as in the above-described pre-forming. Therefore, the detection means 111
- the amount of movement S when moving the lifting arm 83 to the position where the displacement is removed is also obtained.
- the positional deviation amount R and the movement amount S are also stored in the storage device of the controller 11.
- the deviation of the lifting arm 83 can be corrected in advance based on the positional displacement amount R and the movement amount S.
- the main forming process can be performed with high accuracy, and wear generated between the positioning pin 142 and the positioning socket 145 can be prevented.
- the glass sheet G subjected to the forming process in the forming furnace 16 is carried out from the forming furnace 16 to the air-cooling / tempering zone 18 (see FIGS. 1 and 2).
- the air-cooling strengthening zone 18 is also configured with a talent cooling 94 and a wind-cooling strengthening device 96.
- a Taenchi ring 97 (support frame for conveyance) is fixed on the left side, and a catch member 98 is fixed on the right side.
- the Taentiling 97 is for receiving the glass plate G bent in the forming furnace 16, and is formed in the peripheral shape of the glass plate G that roughly matches the bent shape of the curved glass plate G to be formed. ing.
- a positioning socket 155 is provided with high accuracy on the side portion of the taentiling 97.
- This positioning socket 155 has the same configuration as the positioning socket 145 provided on the shuttle 86, and when the Taenchi shuttle 94 is located immediately below the main mold 88, the main mold 88 is lowered. Along with this, positioning pins 142 are inserted, whereby the main molding mold 88 and the taentiling 97 are positioned.
- This Taentiring 97 is made by the Taentishu 94 reciprocating in the Yl and Y2 directions, so that the position directly below the molding mold 88 (receiving position) in the molding furnace 16 and the air cooling strengthening device 96. Moves back and forth between the air cooling strengthening position (delivery position).
- the glass sheet G formed into the final bent shape by the main forming is vacuum-sucked and held by the main forming mold 88 and is taken up from the main forming support frame 84.
- the door 12A opens and the Taenti shuttle 94 moves in the Y2 direction.
- the taentiling 97 enters the molding furnace 16 and stops just below the main molding mold 88.
- FIG. 10 shows a state in which the taentiling 97 is stopped just below the main mold 88.
- the controller 11 corrects the amount of misalignment between the preforming mold 72 and the main molding support frame 84 and between the main molding support frame 84 and the main molding mold 88. In the same way as the misalignment correction processing in Fig. 4, the misalignment amount R between the main molding mold 88 and the taenching 97 obtained in the previous positioning process
- the controller 11 determines that the previous positions of the main molding mold 88 and the taentiling 97 stored in the storage device in the previous positioning process until the taentiling 97 moves to a position immediately below the main molding 88.
- Moving means based on deviation R and movement S
- a process of moving (moving in the XI and X2 directions and Yl and Y2 directions) (second transfer position correction process) is performed.
- the positioning pin 142 and the positioning socket 155 can be positioned in advance even when the glass plate G is transferred to the taenting ring, the positioning pin 142 strongly collides with the positioning socket 155 or both. 142 and 155 can be prevented from being worn. Note that the transfer of the glass sheet G to the taentiling will be omitted and described in the same manner as the main forming process and the pre-forming process.
- the movable plate 140 moves relative to the fixed flange 87 when the positioning pin 142 and the positioning socket 155 are fitted, the movable plate 140 is moved in the same manner as in the main molding process and the preliminary molding described above. It can be detected by the detection means 111, and thus the main mold 88 And misalignment R between Taentilling 97 can be obtained. Also, detection means
- the positional deviation amount R and the movement amount S are also stored in the storage device of the controller 11.
- this misalignment amount R S is the same as in the main molding process and the preliminary molding described above.
- the deviation of the lifting arm 83 can be corrected in advance. Therefore, the positioning of the main molding mold 88 and the taentiling 97 can be performed with high accuracy, and wear generated between the positioning pin 142 and the positioning socket 155 can be prevented.
- the glass plate G transferred to the Taenti ring 97 is transported to the air-cooling strengthening zone 18 outside the molding furnace 16 by the Taenti shuttle 94 moving in the direction of the arrow Y1, and the door 12A is closed accordingly. Covered.
- the air-cooling strengthening zone 18 is provided with a wind-cooling strengthening device 96, an air floating device 104, and the like.
- the air cooling strengthening device 96 includes an upper air outlet head 100 and a lower air outlet head 102, and injects cooling air supplied from an air blower (not shown) to both the upper and lower surfaces of the glass plate G, respectively.
- the glass plate G is positioned at the air-cooling strong position between the upper blowing head 100 and the lower blowing head 102 while being supported by the Taentiling 97, and then the glass plate G is injected into the upper blowing head 100, the lower blowing head 102, and the force injection. Air cooling is enhanced by the cooling air generated.
- the cooling air pressure by the lower outlet head 102 is set to a pressure at which the glass plate G can be supported in an air floating state.
- the glass plate G positioned at the air cooling strengthening position is strengthened by air cooling while being supported by air floating.
- the Taenti shuttle 94 moves to the left (Y2 direction) in FIG. 2 and is located at the aforementioned receiving position.
- the catch member 98 is for receiving the glass plate G that has been air-cooled and tempered while being supported by air floating at the air-cooling tempering position. Has a frame.
- the catch member 98 reciprocates between the air cooling strengthening position (receiving position) and the inlet position (delivery position) of the carry roller conveyor 20 by the Taenti shuttle 94 reciprocatingly moving in the Y1 and Y2 directions.
- Taenchi Shuttle 94 Is reciprocated in the X direction by a horizontal movement device (not shown) such as a chain drive or timing belt drive.
- the glass plate G that has been formed and carried out of the furnace by the taentiling 97 is cooled and strengthened by the air cooling strengthening device 96, and then received by the catch member 98, and is taken into the outlet of the unloading conveyor 1 To be transported. Thereafter, the glass plate G is conveyed to the downstream inspection unit or packing unit by the carry-out roller conveyor 20.
- desired bending can be realized with high accuracy, and positioning pins 132, 142 and positioning sockets 135, 145, 155 are provided. Collision and wear can be prevented.
- FIG. 11 shows a modification of the bending apparatus 10 described above.
- the molds 72 and 88 are fixed to the movable plates 130 and 140, and the movable plates 130 and 140 are fixed by the chains 131 and 414. It was designed to be movable by hanging it on flanges 67 and 87.
- the molding molds 72 and 88 are directly fixed to the fixing flanges 67 and 87 attached to the lower ends of the lifting arms 63 and 83, respectively.
- the sensors 115 to 117 constituting the detecting means 150 are configured to be fixed to the fixed flanges 67 and 87 together with the molding molds 72 and 88.
- the sensing plates 118 to 120 constituting the detecting means 150 are fixed to the stages 66c and 86c of the shuttles 66 and 86 together with the forming support frames 64 and 84, respectively.
- the molding molds 72 and 88 can be moved integrally, thereby improving the movement accuracy. Can do. Further, since the positioning pins 132, 142 and the positioning sockets 135, 145 force S are not required, the number of parts can be reduced. Further, since the misalignment between the molding molds 72 and 88 and the molding support frames 64 and 84 can be directly detected without using the movable plates 130 and 140, the positioning accuracy can be further improved.
- FIG. 13 shows a structure in which the movable plates 130 and 140 of the bending apparatus 10 as shown in FIGS. 8 to 10 are suspended by the chains 131 and 141 on the fixed flanges 67 and 87
- FIG. A modified example different from the structure shown is shown.
- the lower arms of the lifting arms 63 and 83 are Fitting flange 57 is provided.
- an opening 56 smaller than the engaging flange 57 larger than the cross section of the lifting arms 63, 83 is formed in the center of the movable plates 130, 140 of the molding molds 72, 88, and the opening 56 is formed in each molding mold. It communicates with the engagement space 59 in 72 and 88.
- An insertion opening larger than the engagement flange 57 is formed on the side of the opening 56.
- a lubricant 58 is disposed between the movable plates 130, 140 and the engagement flange 57.
- the lubricant is coated with a material that makes it slippery between the movable plates 130 and 140 and the engagement flange 57.
- known alloys such as iron and nickel used as lubricants for metal bearings can be used.
- the movable plate 130, 140 or the engagement flange 57 is provided with something like a ball, and the movable plate 130, 140 and the engagement flange 57 are mechanically slidable with respect to each other. You may comprise.
- the engagement space 59 has an angle so that the bottom surface is tapered as shown in FIG. Before the lifting arm is lowered, the movable plates 130 and 140 and the engagement flange 57 are locked by a fixing mechanism so as not to slip.
- the sensors 115 to 117 constituting the detecting means are configured to be fixed to the lifting arms 63 and 83.
- the sensing plates 118 to 120 constituting the detection means are fixed to the molding molds 72 and 88 and the movable plates 130 and 140 together.
- the positioning pins 132 and 142 are fixed to the molding molds 72 and 88, and the positioning sockets 135 and 145 are fixed to the stages 66c and 86c of the chatonoles 66 and 86 together with the molding support frames 64 and 84.
- the controller can be used to eliminate this misalignment.
- the moving means 112 and 113 are driven, and the elevating arms 63 and 83 are moved so as to follow the movement of the molding molds 72 and 88.
- the elevating arms 63, 83 and the molding molds 72, 88 can always be connected at predetermined positions of the molding molds 72, 88, and the postures of the molding molds 72, 88 are maintained. be able to.
- the molding molds 72 and 88 are placed on the shuttles 66 and 86.
- the engagement between the movable plates 130 and 140 and the engagement flange 57 is released. Since the bottom surface of the engagement space 59 has a tapered structure when released, the bottom surface and the engagement flange 57 come into contact with each other, and the engagement flange 57 is restrained. That is, the engagement space 59 is configured such that the engagement position between the molding molds 72, 88 and the lifting arms 63, 83 does not move.
- the elevator arms 63 and 83 and the molding molds 72 and 88 can be connected to each other at predetermined positions 88.
- the movable plates 130 and 140 and the engagement flange 57 are fused and operate normally even at a high temperature in the heating furnace while maintaining high positioning accuracy. It is possible to prevent it from being lost.
- FIG. 14 shows a modification of the movable means 112, 113 provided in the preforming device 60 and the main forming device 62.
- the movable means 112 and 113 are constituted by two actuators 122 and 124, a connecting member 127B, and the like.
- the drive shaft 122a of the actuator 122 is provided with a slide rotation mechanism 152 that can rotate in two directions at the tip.
- the slide rotation mechanism 152 is configured to be slidable in two directions of arrows XI and X2 and Yl and Y2 in the drawing, and is rotatably connected to the tip of the connecting member 127B.
- the drive shaft 124a of the other actuator 124 is provided with a slide rotation mechanism 154 that can rotate in one direction at the tip.
- This slide rotation mechanism 154 can be slid in the directions of arrows XI and X2 in the figure, and is configured to be rotatably connected to the tip of the connecting member 127B.
- the connecting member 127B is disposed between the slide rotation mechanism 152 and the slide rotation mechanism 154.
- the connecting member 127B is composed of a member that is fixed to the elevating arms 63 and 83 independently of the slide rotating mechanisms 152 and 154 that do not need to connect the slide rotating mechanisms 152 and 154 to each other. Moyo. Note that the description of the slide rotation mechanism 152 is omitted because it is the same as that shown in FIG. 12, and in the following description of the slide rotation mechanism, the actuator is a servo motor and the drive shaft is a ball screw.
- the slide rotation mechanism 154 is different from the slide rotation mechanism 152 in FIG.
- the slide rotation mechanism 154 in that, in the case of the slide rotation mechanism 154, the guide block 203 and the metal block 208 are integrally formed and slide in the Yl and Y2 directions. It is a point that is not able to be restrained. In other words, the slide rotation mechanism 154 cannot slide the front end of the connecting member 127B in the directions XI and X2 by driving the servo motor 124 in the directions Yl and Y2.
- the other configurations are the same, and the tip end of the connecting member 127B can be rotated in line.
- the movable means 112, 113 only move the elevating arms 63, 83 in the XI and X2 directions and rotate them.
- the Yl and ⁇ 2 direction position correction cannot be performed.
- the Yl and ⁇ 2 direction which is the direction of conveyance, is corrected by adjusting the travel distance of the shuttles 66 and 86. Specifically, the movement is as follows.
- the position of the lifting arms 63 and 83 is corrected in the XI and ⁇ 2 directions as follows.
- the servo motors 122 and 124 are connected to each other, and the tip of the connecting member 127 ⁇ ⁇ ⁇ is moved in the same direction, arrow XI or ⁇ 2 in the figure, the lifting arms 63 and 83 will also move to arrow XI or XI in the figure. ⁇ Move in two directions.
- the case where the lifting arms 63 and 83 are corrected in the clockwise direction is as follows.
- the servo motor 122 moves the tip of the connecting member 127B in the direction of arrow ⁇ 2 in the figure
- the servo motor 124 moves the tip of the connecting member 127B in the direction of arrow XI in the figure
- the servo motor 122 side of the connecting member 12 7 ⁇ The leading end of the slider slides in the Y1 direction and rotates clockwise, and the leading end of the connecting member 127B on the servo motor 124 side rotates unexpectedly, so that the lifting arms 63 and 83 are rotated clockwise. Rotate in the direction.
- the position is corrected by adjusting the movement distance of the shuttles 66 and 86, where the lifting arms 63 and 83 are displaced in the Y1 direction.
- the case of correcting the lifting arms 63 and 83 in the counterclockwise position is as follows.
- the lifting arms 63 and 83 can be freely moved in the XI and X2 directions and in rotation. Therefore, the fixed flanges 6 and 87 and the movable plates 130 and 140 are locked by the fixing mechanism, or the movable plates 130 and 140 and the engagement flange 57 are locked by the fixing mechanism in the configuration shown in FIG. In this state, the molds 72 and 88 can be moved by moving the lifting arms 63 and 83 by the movable means 112 and 113.
- the actuators 122 and 124 having the above-described configuration and the shuttles 66 and 86 having the molding support frames 64 and 84 on which the glass plate is mounted are configured to be driven and controlled by the controller 11. . Therefore, based on the amount of movement of the movable plates 130, 140 relative to the fixed flanges 67, 87 detected by the detection means 110, 111, or the amount of movement of the movable plates 130, 140 relative to the lifting arms 63, 83 in the form of FIG.
- the moving molds 112 and 113 are used to move the molding molds 72 and 88 so that the moving distances of the shuttles 66 and 86 can be adjusted. With this configuration, the configuration of the movable means 112 and 113 can be reduced.
- the present invention can correct misalignment between the support frame and the molding mold with high accuracy, and therefore can be applied to the bending of glass plates, and in particular, glass for bending and molding plate-like materials such as window glass for automobiles. It is useful as a plate bending method and a glass plate bending apparatus.
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- Chemical & Material Sciences (AREA)
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- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020087022321A KR101441145B1 (ko) | 2006-04-25 | 2007-04-25 | 유리판의 굽힘 성형 방법 및 유리판의 굽힘 성형 장치 |
EP07742416.6A EP2025648B1 (en) | 2006-04-25 | 2007-04-25 | Method of bend forming of glass plate and glass plate bend forming apparatus |
CN2007800147790A CN101432236B (zh) | 2006-04-25 | 2007-04-25 | 玻璃板的弯曲成形方法及玻璃板的弯曲成形装置 |
JP2008513246A JP5347502B2 (ja) | 2006-04-25 | 2007-04-25 | ガラス板の曲げ成形方法及びガラス板の曲げ成形装置 |
US12/257,943 US8256244B2 (en) | 2006-04-25 | 2008-10-24 | Method for bending a glass sheet and apparatus for bending a glass sheet |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2006-121039 | 2006-04-25 | ||
JP2006121039 | 2006-04-25 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/257,943 Continuation US8256244B2 (en) | 2006-04-25 | 2008-10-24 | Method for bending a glass sheet and apparatus for bending a glass sheet |
Publications (1)
Publication Number | Publication Date |
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WO2007125973A1 true WO2007125973A1 (ja) | 2007-11-08 |
Family
ID=38655499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2007/058981 WO2007125973A1 (ja) | 2006-04-25 | 2007-04-25 | ガラス板の曲げ成形方法及びガラス板の曲げ成形装置 |
Country Status (6)
Country | Link |
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US (1) | US8256244B2 (ja) |
EP (1) | EP2025648B1 (ja) |
JP (1) | JP5347502B2 (ja) |
KR (1) | KR101441145B1 (ja) |
CN (1) | CN101432236B (ja) |
WO (1) | WO2007125973A1 (ja) |
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CN114269698A (zh) | 2019-07-17 | 2022-04-01 | 法国圣戈班玻璃厂 | 用于弯曲板的方法和设备 |
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CN112955835A (zh) | 2019-09-27 | 2021-06-11 | 法国圣戈班玻璃厂 | 用于利用集成的数字映像弯曲玻璃板的自动化的生产工艺和生产系统 |
CN112955834A (zh) | 2019-09-27 | 2021-06-11 | 法国圣戈班玻璃厂 | 用于利用集成的数字映像弯曲玻璃板的自动化的生产工艺和生产系统 |
WO2021058527A1 (de) | 2019-09-27 | 2021-04-01 | Saint-Gobain Glass France | Automatisierter fertigungsprozess und fertigungsanlage zum biegen von glasscheiben mit integriertem digitalen abbild |
CN114901474A (zh) * | 2019-10-30 | 2022-08-12 | 康宁公司 | 用于压弯两个或更多个玻璃层的方法和系统 |
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KR20220060582A (ko) * | 2020-11-04 | 2022-05-12 | 삼성디스플레이 주식회사 | 윈도우 성형 장치 및 이를 이용한 윈도우 성형 방법 |
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JPWO2016093031A1 (ja) * | 2014-12-10 | 2017-09-21 | 旭硝子株式会社 | 合わせガラスの製造方法 |
KR20180095516A (ko) * | 2015-11-02 | 2018-08-27 | 글래스텍 인코포레이티드 | 유리 시트 위치설정 장치 및 방법 |
US10894736B2 (en) | 2015-11-02 | 2021-01-19 | Glasstech, Inc. | Glass sheet positioning apparatus and method |
KR102610655B1 (ko) | 2015-11-02 | 2023-12-07 | 글래스텍 인코포레이티드 | 유리 시트 위치설정 장치 및 방법 |
KR102336917B1 (ko) | 2016-04-13 | 2021-12-13 | 쌩-고벵 글래스 프랑스 | 유리 시트 굽힘 |
KR20180133478A (ko) * | 2016-04-13 | 2018-12-14 | 쌩-고벵 글래스 프랑스 | 유리 시트 굽힘 |
WO2018188888A1 (de) | 2017-04-10 | 2018-10-18 | Saint-Gobain Glass France | Vorrichtung und verfahren zum pressbiegen von glasscheiben |
DE202018006731U1 (de) | 2017-04-10 | 2022-05-30 | Saint-Gobain Glass France | Vorrichtung zum Pressbiegen von Glasscheiben |
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KR20200035081A (ko) * | 2017-07-31 | 2020-04-01 | 쌩-고벵 글래스 프랑스 | 판유리를 벤딩하기 위한 방법 및 장치 |
JP2020528866A (ja) * | 2017-07-31 | 2020-10-01 | サン−ゴバン グラス フランス | ペインを曲げ加工するための方法及び装置 |
KR102332693B1 (ko) | 2017-07-31 | 2021-12-02 | 쌩-고벵 글래스 프랑스 | 판유리를 벤딩하기 위한 방법 및 장치 |
DE202019100574U1 (de) | 2019-01-31 | 2019-02-07 | Saint-Gobain Glass France | Vorrichtung zum Markieren einer Glasscheibe in einem Glasbiegeprozess |
WO2021204496A1 (de) | 2020-04-06 | 2021-10-14 | Saint-Gobain Glass France | Verfahren zur herstellung einer keramischen biegeform für glasscheiben |
WO2021204468A1 (de) | 2020-04-06 | 2021-10-14 | Saint-Gobain Glass France | Verfahren zur herstellung einer keramischen biegeform für glasscheiben |
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Also Published As
Publication number | Publication date |
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US20090084138A1 (en) | 2009-04-02 |
EP2025648A1 (en) | 2009-02-18 |
EP2025648A4 (en) | 2010-03-24 |
JPWO2007125973A1 (ja) | 2009-09-10 |
KR20080113210A (ko) | 2008-12-29 |
EP2025648B1 (en) | 2016-05-04 |
CN101432236B (zh) | 2012-05-30 |
JP5347502B2 (ja) | 2013-11-20 |
US8256244B2 (en) | 2012-09-04 |
CN101432236A (zh) | 2009-05-13 |
KR101441145B1 (ko) | 2014-09-17 |
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