JP3199032B2 - Glass sheet breaking device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of forming a glass sheet for a vehicle such as a door glass and a backlight glass of an automobile from the raw glass sheet. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a glass sheet folding apparatus which can cause a nick (break) to be cut along a cut line in order to facilitate the breaking.

[0002]

2. Description of the Related Art As shown in FIG. 3, a glass sheet folding apparatus used in a conventional folding method includes a belt conveyor apparatus 31 having a belt 32 for supporting a glass sheet (raw glass) 12 in a plane. , Arranged above the belt 32, and X-
It has a trimming and pressing device 35 that moves in a Y orthogonal coordinate system or a polar coordinate system.

In the conventional splitting method, a mold plate 33 cut along a cutting line formed on the glass plate 12 on the belt support plate 34 inside the belt 32 to form a step. The glass plate 12 is placed on the belt 32 with its cutting line superimposed on the template 33. In this state, the glass plate 12 is firstly cut off by the glass plate folding apparatus shown in FIG. Then, it is pressed and squeezed according to the shape at the step.

[0004]

By the way, at present, automobiles are becoming more and more sophisticated, and in this regard, glass sheets for automobiles are gradually becoming thicker (5 mm to 6 mm thick).

[0005] even be strengthened when mosquitoes jitter pressure glass plate 12 is thicker put cut line on the glass plate 12, (the progress of the crack) New filled is not sufficiently, bend-breaking apparatus of the glass plate shown in FIG. 3 In the case of automatic splitting according to the above, the splitting may not be performed satisfactorily as indicated by the cut line, and sometimes the portion does not crack and remains.

[0006] In the above-described conventional folding method, a glass sheet to be broken is simply placed on a template via a belt, and is forcibly pressed. Is supplied, a thick glass plate without
Even if it is pressed, it will not be broken or it will be broken, and good breaking may not be performed.Therefore, even if polishing is performed in the next step, a good product can not be obtained. ,
There is a possibility that scratches such as chipping may remain.

Therefore, the present invention does not require a template on which a glass plate for folding along a cutting line is required as in the conventional folding method, and furthermore, an insufficiently glass plate with a new shape. Even if supplied, it is intended to provide a glass sheet folding apparatus which first performs a new insertion operation, and then performs a folding operation.

In addition, the present invention provides a glass sheet which is capable of performing a new inserting operation again even if the new glass sheet has not been sufficiently inserted into a thick glass sheet, so that the glass sheet can be broken in a good new inserted state without error. An object of the present invention is to provide a folding device.

[0009]

According to the present invention, the object is to provide a glass plate mounting device having a glass plate mounting surface on which a glass plate is mounted on an upper surface, and a glass plate mounting device provided above the glass plate mounting device. It is arranged and moves parallel to the glass plate mounting surface,
A glass splitting device that splits the glass plate placed on the glass plate mounting surface, and supports the glass plate mounting surface in a planar manner.
Supporting means, a movable glass receiver below the glass plate mounting surface and supporting the glass plate from the lower surface via the glass plate mounting surface, and moving the glass receiver to a moving position of the glass pushing device. And a moving device for moving to a corresponding position. Further, according to the present invention, the object is to provide a glass plate mounting device having a glass plate mounting surface on which a glass plate is mounted on an upper surface, and a glass plate mounting device disposed above the glass plate mounting device. A glass splitting device that moves in parallel to the mounting surface to split the glass plate mounted on the glass plate mounting surface, and a glass plate mounting surface below the glass plate mounting surface. A movable glass receiver that supports the glass plate from the lower surface via a glass plate, a new insertion device that is located below the glass plate mounting surface and inserts the glass plate into a new position, and uses the glass receiver and the new insertion device as glass. The present invention is also achieved by a glass sheet folding device including a moving device for moving the pressing device to a position corresponding to the moving position.

[0010]

In the apparatus for breaking a glass sheet according to the present invention, the glass receiver and the inserter are moved in parallel to the lower surface of the glass sheet, and are moved to a position corresponding to the moving position of the glass breaking apparatus. The glass sheet to be made is nucleated by the moved nucleator and is supported by a glass receiver. The glass plate supported by the glass receiver is broken along a cutting line by a glass breaking device.

Hereinafter, a glass sheet folding apparatus according to the present invention will be described in detail with reference to one embodiment shown in the drawings.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIG. 1, reference numeral 1 denotes a belt conveyor device on which a glass plate 12 is placed. The belt conveyor device 1 as a glass plate placing device has a conveyor belt 16, and the glass plate 12 is placed on the upper surface of the conveyor belt 16 as a glass plate placing surface. 2
Is a machine frame installed above the belt conveyor device 1. Above the center of the belt conveyor device 1 (the center of the placed glass plate 12), the machine frame 2
Is installed.

The angle motor 3 is arranged such that its axis of rotation 3 A is perpendicular to the upper surface of the conveyor belt 16.
It is attached to the machine frame 2. A linear slide device 5 is attached to the rotating part 4 of the angle motor 3 directly or via a bracket. The linear slide device 5 includes a slide body 6. On the upper surface, the slide body 6 is rotated in the direction A in a plane parallel to the plane of the glass plate 12, and the slide body 6 is linearly moved in the direction B by the operation of the linear slide device 5 itself (with respect to the plane of the glass plate 12). (Parallel movement).

The slide body 6 of the linear slide device 5 includes
The trimming cutter device 7 and the press device 8 are juxtaposed so that work can be performed on the glass plate 12 on the belt conveyor device 1, respectively. The trimming cutter device 7 and the press device 8 are moved in polar coordinates on the belt conveyor device 1 in a plane parallel to the plane of the glass plate 12 by the operation of the angle motor 3 and the linear slide device 5, and stepwise. Positioning movement (positioning) is performed.

In addition, the end cutter 7 and the press 8
May be moved in X-Y orthogonal coordinates instead of in polar coordinates as described above.

The end cutting mosquitoes jitter device 7 has a cutter wheel block 10 attached to the tip of the air cylinder 9 to advance and retreat with respect to the glass plate 12, whereas, the pressing device 8, like the glass plate 12 And a push rod 51 attached to the tip of the air cylinder 11 that moves forward and backward.

The angle motor 3 comprises a motor with a rotational position detector, is connected to a drive unit, a control device, etc., and is operated by digital servo control or the like. The control device of the angle motor 3 also includes an information memory unit for inputting a position command, a speed command, and the like, a memory reading unit, and the like.

The linear slide device 5 is mainly composed of a drive unit 13 with a guide and a servomotor 14, and under the control of the control device, servo-feeds the slide body 6 by step driving or the like. The control device connected to the linear slide device 5 includes a memory writing unit, a memory reading unit, a teaching reception unit, a data transmission unit, a CPU, and the like.

[0019] axis of rotation and a position angle motor over 3 are arranged, fixed hollow body 15A, the hollow body 1
5A, a sucker device 15 that moves forward and backward with respect to the belt conveyor device 1 is attached. The sucker device 15 lifts the broken glass plate 12 on the conveyor belt 16 to form a cullet (outer ear portion). The cullet that is separated and remains on the conveyor belt 16 after being separated is discharged to the outside by the operation of the belt conveyor device 1.

On the lower surface of the conveyor belt 16 on which the glass plate 12 is mounted, a support plate 17 for supporting the lower surface of the conveyor belt 16 in a plane is arranged.
In the area where the glass plate 12 is placed, is omitted in a circular shape as the omitted portion 17A, and a glass plate supporting device 18 is arranged in the omitted portion 17A.

The glass plate support device 18 includes an angle motor (angle control motor) 19 disposed at the center and a support table 24.
And a belt support plate 29 for supporting the conveyor belt 16. A linear slide device 21 is attached to the rotating part 20 of the angle motor 19 in parallel with the upper surface of the conveyor belt 16. The slide body 22 is provided with a glass receiver 23 for supporting the glass plate 12 in a plane and a glass receiver 23 side by side. Is attached. The angle motor 19 and the linear slide device 21 constitute a moving device for moving the glass receiver 23 and the new inserting device 25 to a position corresponding to the moving position of the glass splitting device including the end cutting cutter device 7 and the pressing device 8. ing. Support plate 17, support base 2
4 and the belt support plate 29 make the glass plate mounting surface planar.
It constitutes support means.

A support 24 for supporting the glass plate 12 and the conveyor belt 16 in a plane is provided upright from a fixed portion at the center of the angle motor 19, and the upper surface of the support 24 supports the conveyor belt 16. It is the same height as the plate 17.

The angle motor 19 is arranged so that its axis of rotation is perpendicular to the support base 24 and the support plate 17. Accordingly, the linear slide device 21 attached directly or via a bracket to the rotating portion 20 of the angle motor 19 is provided with the upper surface of the support 24 and the conveyor belt 16.
Is horizontally rotated around the support table 24 in a plane parallel to the lower surface of the support table 24.

A belt support plate 29 for supporting the conveyor belt 16 is held by a linear slide device 21 and is rotated integrally with the linear slide device 21.

The angle motor 19 has the same function as the angle motor 3 in the split part, and is controlled and driven by the control device in the same manner. The linear slide device 21 also has the same function as the linear slide device 5, and is similarly driven and controlled.

The angle motor 19 is held on a conveyor frame 31 via a bracket 30. Therefore,
The slide body 22 performs polar coordinate movement based on the linear motion numerically controlled by the linear slide device 21 and the angular motion controlled by the angle motor 19.
It is sequentially moved to the required part below (below the cutting line).

The upper surface of the glass receiver 23 is formed to be flat, and is disposed at substantially the same height as the support 24.

As shown in FIG. 1, the new insertion device 25 slides the slide body 2 so as to hit the lower surface of the glass plate 12 supported by the support 24 via the conveyor belt 16.
2 has an air cylinder device 26 attached via a bracket and a tapping body 28 attached to a piston rod 27 of the air cylinder device 26.
The air cylinder device 26 is operated intermittently to hit the cutting line 28 below the cutting line to perform a new insertion.

Although not shown, a roller (not shown) is rotatably attached to the piston rod 27 of the air cylinder device 26, and the roller is attached to the glass plate 12 via the conveyor belt 16 by the operation of the air cylinder device 26. By pressing and operating the angle motor 19 and the linear slide device 21, the roller may be moved to follow the cutting line to thereby perform a new insertion.

The belt support plate 29 is formed with a slit 29A so as to allow the glass receiver 23 and the inserter 25 to move linearly.

Conveyor belt 1 of belt conveyor device 1
6 is placed on the glass plate supporting device 1
In a state where the cutting device 7 and the press device 8 of the split portion are clamped and fixed by the support 24 of the cut portion 8 and the suction device 15 of the split portion, the cutting device 7 and the press device 8 of the split portion are positioned above the glass plate 12 at the center of the glass plate 12. Angle controlled rotation with respect to the part and the linear slide device 5
In response to the linear movement, the glass receiver 23 of the glass plate supporting device 18 and the new inserter 25 are also stored in advance when the trimming or the pressing is performed by sequentially positioning them at the positions stored in advance. The position of the glass plate 12 that has been trimmed or pressed is moved from below under the polar coordinates based on the program.

That is, the glass receiver 23 is provided with a trimming cutter device 7 and a pressing device 8 based on a program stored in advance.
It is designed to move in response to.

According to the above-described glass sheet folding apparatus, when the glass sheet 12 having a large thickness and not enough to enter the cutting line is supplied onto the belt conveyor device 1, first, the sheet sheet is not enough to enter the new sheet. A new entry is made, and then a split is made.

That is, the glass plate 12 is supported at its center by the support 24 via the conveyor belt 16 and
In the state of being clamped and fixed by the support base 24 and the suction device 15, the new insertion device 25 is moved to the insufficiently inserted portion, and at the same time, the press device 8 in the split portion above the conveyor device 1 is moved to the same position. To the position, and the new insertion device 25
In the state that the glass plate 12 is faced, first, the pressing device 8 is operated to slowly press the glass plate 12 from above, and then the new inserting device 25 is operated from below to strike the glass plate 12 from the lower surface,
Make a new cut line.

Next, after the new insertion step is completed, the end cutting device 7 and the press device 8 are rotated above the glass plate 12 at an angle controlled with respect to the center of the glass plate 12 and a linear slide device. In response to the linear movement according to Step 5, the glass receiver 23 is also sequentially positioned (positioned) at a position stored in advance, and when cutting off or pressing the glass, the glass receiver 23 also moves in polar coordinates based on a program stored in advance. Thus, the position where the trimming or pressing is performed is supported from below, whereby the glass plate 12 is broken along the cutting line.

[0036]

As described above, according to the glass sheet folding apparatus of the present invention, even if the sheet is thick and hard to enter,
It can be broken well along the cutting line ,
The glass plate mounting surface and the glass plate mounted on the glass plate mounting surface
It can prevent sagging.

[Brief description of the drawings]

FIG. 1 is a front sectional view of a glass sheet folding apparatus according to the present invention.

FIG. 2 is a partially cutaway plan view of the glass sheet folding apparatus shown in FIG.

FIG. 3 is a cross-sectional view of a conventional folding device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Belt conveyor device 16 Conveyor belt 19 Angle motor 21 Linear slide device 23 Glass receiver 25 New insertion device

Claims (2)

(57) [Claims] 1. A glass plate mounting device having a glass plate mounting surface on which a glass plate is mounted on an upper surface, and a glass plate mounting device disposed above the glass plate mounting device, wherein A glass splitting device that moves in parallel to split the glass plate placed on the glass plate mounting surface,
A supporting means for supporting the glass plate in a planar manner, a movable glass receiver which is located below the glass plate mounting surface and supports the glass plate from the lower surface via the glass plate mounting surface, and A moving device for moving the glass plate to a position corresponding to the moving position. 2. A glass plate mounting device having a glass plate mounting surface on which a glass plate is mounted, and a glass plate mounting device disposed above the glass plate mounting device, and A glass slicing device that moves in parallel and squeezes the glass plate placed on the glass plate placing surface, and a glass plate that is located below the glass plate placing surface and passes through the glass plate placing surface. A movable glass receiver supported from the lower surface, a new insertion device which is located below the glass plate mounting surface and inserts the glass plate into a new position, and the glass receiver and the new insertion device are moved to the moving position of the glass splitting device. And a moving device for moving the glass plate to a corresponding position.