JPH07112354A - Head for machining glass pane, etc. - Google Patents

Abstract

PURPOSE:To provide a machining head which is constituted to reduce an installation space for a glass pane machining device and shorten time required for assembly, maintenance and adjustment. CONSTITUTION:A head 1 for machining a glass pane, etc., comprises an electric motor 1; and an electric motor 6 disposed concentrically to the output rotary shaft 3 of the electric motor 2 and having a hollow output rotary shaft 4. A polishing wheel 7 and a grinding wheel 8 are concentrically attached to the output rotary shafts 3 and 4 of the electric motors 2 and 6, respectively.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a head for processing glass plates and the like.

[0002]

2. Description of the Related Art In the case of grinding and polishing a peripheral edge of a glass plate that has been bent into a predetermined shape, conventionally, a glass plate processing apparatus in which a plurality of heads such as a grinding head and a polishing head are arranged in parallel is used. Grinding and polishing are sequentially performed by a plurality of heads of the apparatus.

[0003]

By the way, such a glass plate processing apparatus in which a plurality of heads are arranged side by side requires a wide space, and when adjusting the depth of cut or when exchanging the grinding and polishing wheels. In such a case, since an operator must be arranged on each head, there is a drawback that manpower is required, work is troublesome, and maintenance and adjustment work takes time.

The present invention has been made in view of the above points, and it is an object of the present invention to reduce the installation space of a glass sheet processing apparatus and shorten the time for assembly, maintenance and adjustment work. It is to provide a processing head to obtain.

[0005]

According to the present invention, the object is to provide a first electric motor and a hollow output rotating shaft concentrically arranged with the output rotating shaft of the first electric motor. And a second electric motor, and a grinding or polishing wheel is concentrically attached to the output rotary shafts of the first and second electric motors, respectively, for processing a glass plate or the like. Achieved by

In the present invention, the first electric motor is
It may be movable in the axial direction relative to the second electric motor, and the first and second electric motors are
It may be movably attached to the base in the axial direction. At least one of the output rotary shafts of the first and second electric motors may be pneumatically supported in the axial direction, and the rotation between the output rotary shafts of the first and second electric motors A clearance may be provided so as not to interfere with each other, or a bearing may be provided in order to eliminate rotational runout of the output rotary shaft of the first electric motor.

In a preferred example of the present invention, the output rotary shafts of the first and second electric motors and the rotor and stator of the second electric motor are arranged concentrically with each other.

The output rotary shafts of the first and second electric motors are each provided with a grinding wheel for roughing or finishing, or with a polishing wheel for smoothing. Further, a polishing wheel for smoothing is attached to the output rotary shaft of the first electric motor, and a grinding wheel for roughing or finishing is attached to the output rotary shaft of the first electric motor. It may be like this.

Examples of objects to be processed by the processing head of the present invention include glass plates, natural or artificial stone materials, iron or ceramic materials, and the like.

[0010]

The working head of the present invention is attached to the base of a glass plate processing apparatus for chamfering the periphery of a glass plate, for example. Then, first, for example, the polishing wheel attached to the output rotary shaft of the first electric motor and the grinding wheel attached to the output rotary shaft of the second electric motor are brought into contact with the peripheral edge of the incoming glass plate. Will be distributed. After that, when the first and second electric motors and the glass plate conveying device are operated, first, the peripheral edge of the glass plate conveyed by the glass plate conveying device comes into contact with the rotating grinding wheel, and thereby, Roughing chamfering is performed on the peripheral edge of the glass sheet, and immediately after that, the chamfered surface of the peripheral edge of the glass sheet roughened by the grinding wheel comes into contact with the grinding wheel that is arranged concentrically with the grinding wheel and is rotated. Thus, the chamfered surface of the peripheral edge of the glass plate roughly ground is polished.

The present invention will now be described in more detail based on the preferred embodiments shown in the drawings. The present invention is not limited to these specific examples.

[0012]

SPECIFIC EXAMPLE In FIGS. 1 and 2, a processing head 1 for a glass plate or the like according to the present embodiment has a hollow output rotation concentric with a first electric motor 2 and an output rotation shaft 3 of the electric motor 2. Axis 4
And a second electric motor 6 provided with the output rotary shafts 3 and 4 of the electric motors-2 and 6, respectively.
In this example, the polishing wheel 7 and the grinding wheel 8 are mounted concentrically.

The electric motor 6 is fixed concentrically to the output rotary shaft 4, a rotor 11, a stator 13 concentrically fixed to the output rotary shaft 4 and a housing 12, and fixed to the output rotary shaft 4. The output rotary shaft 4 is rotatably supported by the housing 12 via a bearing 15, and the housing 12 is attached to a base 16. A dust seal 17 is arranged between the output rotary shaft 4 and the housing 12. Electric motor 2
Although not shown, it is formed similarly to the electric motor 6, and has a rotor concentrically fixed to the output rotary shaft 3, a stator concentrically fixed to the output rotary shaft 3 in the housing 21, and an output. The output rotary shaft 3 is rotatably supported by the housing 21 via a bearing, and the housing 21 is attached to the base 16 via a slider 22. Has been. A dust seal similar to the dust seal 17 is arranged between the output rotary shaft 3 and the housing. The slider 22 includes a fixed member 23 fixed to the base 16, a slidable member 24 slidably fitted to the fixed member 23 in the A direction, that is, the axial direction of the output rotary shaft 3, and a fixed member 23. And a screw member 25 screwed to the slidable member 24 and rotatably supported by the slidable member 24. By rotating the knob 26, the slidable member 24 moves in the direction A. As a result, the electric motor 2 as a whole is moved in the direction A, and the polishing wheel 7 is also moved in the same direction. Thus, the electric motor 2 is attached to the base 16 so as to be movable in the axial direction, and is also movable to the electric motor 6 in the axial direction.

The polishing wheel 7 and the grinding wheel 8 are attached to the output rotary shafts 3 and 4 via screws 31 and 32, respectively. A gap 35 is provided between the output rotary shafts 3 and 4 so as not to interfere with each other in the rotation.

The processing head 1 thus constructed is
For example, as shown in FIG. 2, the chamfering device 41 for a glass plate is mounted on a bed 42 via a support member 43. The glass plate chamfering device 41 includes a glass plate 44 to be chamfered as shown in FIG.
Is provided with a conveying device 45 that conveys in a direction orthogonal to the paper surface of FIG. Drive drums 63 and 64 that are connected to and drive the endless belts 61 and 62 by rotation.
(The driven drum is not shown), and support frames 67 and 68 that support pressing plates 65 and 66 that press the portions of the endless belts 61 and 62 that sandwich the glass plate 44 from the rear surface,
The support frame 6 is provided in order to obtain an appropriate clamping of the glass plate 44.
And a slider device 69 for moving 8 in the B direction. The fixed support frame 67 and the slider device 69 are supported by the bed 42. Such a transport device 45
Since it is known, detailed description will be omitted.

The processing head 1 formed as described above
Is a glass plate 44 conveyed by the conveying device 45.
The lower end 71 of the glass plate 44 comes into contact with the grinding wheel 8 so that the grinding wheel 8 is rotated by the operation of the electric motor 6 to grind the lower end 71 of the glass plate 44 and to perform a rough chamfering.
The roughened chamfered surface is then polished by rotating the polishing wheel 7 by the operation of the electric motor 2. It should be noted that, in order to prevent the lower end 71 of the glass plate 44 from coming into contact with the polishing surface of the polishing wheel 7 due to the rough chamfering, the knob 26 is rotated to move the electric motor 2, and the polishing is performed in advance. The grinding surface of the wheel 7 is the grinding wheel 8
An appropriate amount is put out on the transport side of the glass plate 44 with respect to the ground surface. By the way, since the processing head 1 can perform grinding and polishing, it is not necessary to dispose the grinding head and the polishing head side by side with the glass plate chamfering device 41, thus reducing the installation space of the glass plate chamfering device 41. It can reduce the time for assembling, maintenance and adjustment work.

In the above-mentioned specific example, the polishing wheel 7 and the grinding wheel 8 are rigidly brought into contact with the lower end 71 of the glass plate 44 for polishing and grinding.
As described in the specification of No. 77313, at least one of the output rotary shafts 3 and 4 is supported aeroelastically in the axial direction by an air cylinder or the like, and the polishing wheel 7 and the grinding wheel 8 are provided. At least one of them may be elastically brought into contact with the lower end 71 of the glass plate 44 for polishing and grinding.

In the above example, the gap 35 is provided between the output rotary shafts 3 and 4 so that they do not interfere with each other in the rotation thereof. However, instead of this, a bearing is provided between the output rotary shafts 3 and 4. The rotational runout of the output rotary shaft 3 may be reduced, and the output rotary shafts 3 are not limited to being concentric with each other, and three or more output rotary shafts may be concentric with each other.

[0019]

As described above, according to the present invention, it is possible to provide a processing head capable of reducing the installation space of the glass plate processing apparatus and shortening the time of assembling, maintenance and adjustment work. .

[Brief description of drawings]

FIG. 1 is a partial cross-sectional side view of a preferred embodiment according to the present invention.

FIG. 2 is a side view of an example in which the specific example shown in FIG. 1 is applied to a glass plate chamfering device.

[Explanation of symbols]

 1 Processing Head 2 Electric Motor 3 Output Rotation Shaft 4 Output Rotation Shaft 6 Electric Motor 7 Polishing Wheel 8 Grinding Wheel

Claims (11)

[Claims] 1. At least a first electric motor and a second electric motor having a hollow output rotary shaft concentrically arranged with the output rotary shaft of the first electric motor, A processing head such as a glass plate in which grinding or polishing wheels are concentrically attached to the output rotary shafts of the first and second electric motors, respectively. 2. The head for processing a glass plate or the like according to claim 1, wherein the first electric motor is axially movable relative to the second electric motor. 3. The first and second electric motors are axially movably attached to a base.
A head for processing a glass plate, etc. 4. The output rotary shaft of the first electric motor is supported pneumatically in the axial direction.
A head for processing a glass plate or the like according to any one of 1. 5. The output rotary shaft of the second electric motor is supported pneumatically in the axial direction.
A head for processing a glass plate or the like according to any one of 1. 6. The gap according to claim 1, wherein a gap is provided between the output rotary shafts of the first and second electric motors so as not to interfere with each other in the rotation. Head for processing glass plates, etc. 7. A bearing is provided between the output rotary shafts of the first and second electric motors in order to eliminate rotational runout of the output rotary shafts of the first electric motor. A head for processing a glass plate or the like according to item 1. 8. The output rotary shaft of the first and second electric motors and the rotor and stator of the second electric motor are concentrically arranged. Head for processing glass plates, etc. 9. The grinding wheel for roughing or finishing is attached to each of the output rotary shafts of the first and second electric motors, according to any one of claims 1 to 8. Head for processing glass plates, etc. 10. The glass plate or the like according to claim 1, wherein a polishing wheel for smoothing is attached to each of the output rotary shafts of the first and second electric motors. Processing head. 11. The output rotary shaft of the first electric motor comprises:
A polishing wheel for smoothing, a grinding wheel for roughing or finishing is attached to an output rotary shaft of a first electric motor, respectively.
The processing head for the glass plate or the like according to any one of 0.