JP2604104B2 - Electrode mounting device for drying ceramic material and electrode used therefor - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electrode mounting device for drying ceramic materials such as insulators and an electrode used for the device.

[0002]

2. Description of the Related Art Generally, when manufacturing an insulator, a rod-shaped insulator material extruded from a clay kneader is dried by passing an electric current to reduce the water content, and the subsequent cutting is performed. It was made easy to do.

[0003] Conventionally, when drying the insulator material, as shown in FIG.
After being cut out to a predetermined length by the cutter 32, a strip-shaped electrode 33 is formed on the outer periphery of both ends of the insulator material W.
Was wound up. In this state, an electric current is applied to both electrodes 33 to dry the insulator material W.

[0004]

However, in this conventional method, a strip-shaped electrode 3 is formed on the outer periphery of both ends of the insulator material W.
3 is manually wound, there is a problem that the work of mounting the electrodes is troublesome and time-consuming.

The present invention has been made in view of the problems existing in the prior art as described above. It is an object of the present invention to easily and quickly mount an electrode on a ceramic material. An object of the present invention is to provide an electrode mounting device for drying a ceramic material, which can be performed and can improve work efficiency, and an electrode used therefor.

[0006]

In order to achieve the above object, in the invention of the electrode mounting device according to the first aspect, an electrode having a large number of conductive projections on its surface is adsorbed.
An electrode arrangement mechanism including an adsorber for disposing the ceramic material facing the end face, and pressing the electrode disposed facing the ceramic material end face toward the end face, thereby causing the conductive protrusions on the electrodes to contact the ceramic material. And a pressing mechanism that cuts into the end face.

According to the second aspect of the present invention, a large number of conductive projections are arranged on the surface of a gas-permeable sheet-like base material so as to form a spiral shape from the center to the outer periphery. and set, and electrically connected by winding a connecting line to the spiral shape to each conductive projections, each conductive projection terminal portion, are integrally formed by the insertion portion and the bent portion, the insertion portion a pair of washers made of adsorbable magnetic material by drying the electrode mounting device side of the electromagnet is fitted, it is disposed between the bent portion and the base material in a state where the connection line is wound between both washers It was a thing.

[0008]

In the electrode mounting apparatus constructed as described above, when a ceramic material is extruded from a clay kneader, an electrode having a large number of conductive projections on its surface is adsorbed by a suction disk of an electrode arrangement mechanism. And is arranged to face the end face of the ceramic material. Thereafter, the pressing mechanism presses the electrode disposed opposite to the end surface of the ceramic material toward the end surface, the conductive protrusion on the electrode cuts into the end surface of the ceramic material, and the electrode is attached to the end surface of the ceramic material. .

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an apparatus for mounting an electrode for drying insulator material and an electrode used therein according to the present invention will be described in detail with reference to FIGS.

As shown in FIG. 1, a clay extruder 1 has a material extruding port 2, and a round rod-shaped insulator material W is formed through the material extruding port 2.
Is extruded. The cutter 3 is disposed close to the material extrusion port 2 of the clay kneader 1, and the insulator material W extruded from the material extrusion port 2 is cut into a predetermined length by the cutter 3. The conveyor 4 is laid between the material extruding port 2 of the kneading machine 1 and the drying chamber 5, and the insulator material W as the ceramic material is conveyed into the drying chamber 5 by the conveyor 4.

The electrode mounting device 6 is disposed on one side of the conveyor 4 and includes an electrode arrangement mechanism 7 and a pressing mechanism 8. Then, the support base 9 is moved by the electrode arrangement mechanism 7.
The sheet-like electrodes 10 stacked and supported on each other are magnetically attracted one by one, and are arranged opposite to both end surfaces of the insulator material W.
Further, the pressing mechanism 8 presses the electrode 10 against the end face of the insulator material W, and tightly fixes it to both end faces.

Therefore, the electrode 10 will be described in detail. As shown in FIGS. 4 to 6, the substrate 11 is formed in a circular sheet shape from a breathable cloth such as tetron. The large number of eyelet-shaped conductive protrusions 12 made of brass are constituted by a large-diameter terminal portion 12a, a small-diameter insertion portion 12b, and a bent portion 12c that are in contact with the surface side of the base material 11. A pair of washers 13 and 14 as a magnetic material is disposed between the base material 11 and the bent portion 12c .
A connection line 15 is arranged between the connection lines 15. Conductive protrusion
Numerals 12 are spirally arranged from the center to the outer periphery of the base material 11 as shown in FIG . Connection line 15 is washer 13,
14, each of the projections 12 is sequentially wound and extended around the insertion portion 12 b of each of the projections 12, and each of the projections 12 is electrically connected by the connection line 15.

Next, the electrode mounting device 6 will be described in detail. As shown in FIGS. 1 to 3, the suction plate 16 of the electrode arrangement mechanism 7 is formed in a substantially disk shape from aluminum. Is attached via a mounting plate 18. The plurality of electromagnets 19 are disposed on the surface of the suction disk 16, and when the electromagnets 19 are excited, the projections 12 of the electrodes 10 are magnetically attracted. Is moved to a position facing the end face of the.

A pressing cylinder 20 of the pressing mechanism 8 is mounted on the back surface of the suction disk 16 via a mounting plate 21, and a pressing roller 23
Are rotatably supported. The pressing roller 23 is pressed against the electrode 10 by the protruding operation of the pressing cylinder 20 in a state where the electrode 10 is opposed to the end surface of the insulator material W by the suction disk 16.

Next, the operation of the electrode mounting apparatus for drying a material for an insulator configured as described above will be described. Now,
In the electrode mounting apparatus of this embodiment, the insulator material W is extruded from the material extrusion port 2 of the clay kneader 1, cut into a predetermined length by the cutter 3, and then placed on the conveyor 4. . Also, at the time of extrusion molding of the insulator material W,
By the operation of the robot mechanism 17, the suction plate 16 of the electrode arrangement mechanism 7 is moved to a position corresponding to the insulator material W on the support table 9, and one electrode 10 is magnetically applied to the suction plate 16 by excitation of the electromagnet 19. Adsorbed.

Thereafter, the suction disk 16 is moved by the operation of the robot mechanism 17, and the electrode 10 is transferred to a position facing one end face of the insulator material W, and is temporarily pressed against the end face. In this state, the electromagnet 19 is demagnetized to release the attraction of the electrode 10, and the robot mechanism 17 operates to separate the attraction plate 16 from the end face of the insulator material W.

The pressing cylinder 20 of the pressing mechanism 8
Is pushed out, and the pressing roller 23 is pressed against the electrode 10. In this state, the suction mechanism 16 is moved in parallel with the surface of the electrode 10 by the operation of the robot mechanism 17, and the electrode 10 is pressed by the pressing roller 23 over the entire surface toward the end face of the insulator material W. Thus, the conductive protrusions 12 on the electrode 10 bite into the end face of the insulator material W, and the electrode 10 is attached and fixed to one end face of the insulator material W.

Thereafter, the operation of the robot mechanism 17 causes
The attraction plate 16 of the electrode arrangement mechanism 7 is moved to a position corresponding to the insulator material W on the support 9, and the next one electrode 10 is magnetically attracted to the attraction plate 16 by excitation of the electromagnet 19. Almost simultaneously with this operation, the operation of the conveyor 4 causes the insulator material W to be transported from the position shown by the solid line to the position shown by the chain line in FIG.

The same operation as described above is performed on the insulator material W at the position indicated by the dashed line, and the electrode 10 is attached and fixed to the other end surface of the insulator material W. The insulator material W for which the mounting operation of the electrodes 10 has been completed as described above is transported to the drying chamber 5 by the operation of the transporting conveyor 4, and in the drying chamber 5, a predetermined current flows through the connection line 15 of the two electrodes 10. Dried. This current drying is performed, for example, continuously for 26 to 36 hours.

As described above, in the electrode mounting device of this embodiment, the electrode 10 can be opposed to the end face of the insulator material W and pressed and fixed by the automatic work without manual operation of the operator. Therefore, the work of attaching the electrode 10 to the insulator material W can be performed easily and in a short time, and the work efficiency can be greatly improved.

[0021]

Next, another embodiment of the electrode mounting apparatus of the present invention will be described with reference to FIG. In this embodiment, a core 24 is provided in the material extruding port 2 of the clay kneader 1, and the cylindrical material W for the insulator is extruded from the material extruding port 2 by the core 24. ing. Then, the electrode 10 having the through hole 25 at the center is changed to the insulator material W by the electrode mounting device 6 having substantially the same configuration as that of the embodiment.
It is designed to be attached and fixed to both end faces.

The present invention is not limited to the configuration of the above-described embodiment, and may be embodied by arbitrarily changing the configuration of each unit as follows without departing from the spirit of the present invention. . (A) The suction plate 16 of the electrode arrangement mechanism 7 and the pressing roller 23 of the pressing mechanism 8 are provided in pairs, and the electrodes 10 are simultaneously attached to both end surfaces of the insulator material W. (B) The size, number, arrangement, etc. of the electromagnets 19 are appropriately changed. ( C ) As the electrode arrangement mechanism 7, a mechanism is provided in which a non-permeable portion is provided on the gas-permeable base material 11 of the electrode 10, and the portion is used to place the electrode 10 at a predetermined position by vacuum suction. thing. ( D ) As a ceramic material, a rod-shaped or cylindrical material made of ceramic such as alumina is used. ( E ) The conductive projections 12 themselves are formed of a magnetic iron-based material or the like.

[0023]

According to the first aspect of the present invention, as described above, the work of attaching the electrode to the ceramic material can be performed easily and in a short time, and the work efficiency is greatly improved. It has an excellent effect that it can be performed. According to a second aspect of the present invention, the conductive projection
Connection work can be performed easily.
The electrical connection of the connection line to the conductive protrusion is
Can be performed reliably by using gold, for drying
A seat made of magnetic material on the electrode side on the electromagnet on the electrode mounting device side
The electrodes can be securely held by adsorbing gold.
You.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing an embodiment of a device for mounting an electrode for drying insulator material according to an embodiment of the present invention.

FIG. 2 is an enlarged partial plan view showing a part of the electrode mounting device.

FIG. 3 is a partial front view showing the suction cup of the electrode mounting apparatus in a further enlarged manner.

FIG. 4 is a front view showing an embodiment of an electrode used in the electrode mounting device of FIG.

FIG. 5 is an enlarged partial cross-sectional view showing a conductive protrusion of the electrode.

6 is a partially enlarged sectional view taken along line AA of FIG.

FIG. 7 is a partial cross-sectional view showing another embodiment of the electrode mounting device of the present invention.

FIG. 8 is a partial cross-sectional view showing a conventional electrode mounting device.

[Explanation of symbols]

6 ... electrode mounting device, 7 ... electrode arrangement mechanism, 8 ... pressing mechanism,
10 ... electrode, 11 ... substrate, 12 ... conductive protrusion, 12a ...
Terminal part, 12b ... insertion part, 12c ... bent part, 15 ... connection wire, 16 ... suction disk, 17 ... robot mechanism, 19 ... electromagnet, 20 ... pressing cylinder, 23 ... pressing roller, W ... ceramic material Insulator material.

Claims (2)

(57) [Claims] 1. An electrode arrangement mechanism including an adsorption plate for adsorbing an electrode having a large number of conductive protrusions on its surface and disposing the electrode opposite to an end face of a ceramic material, and an electrode disposing mechanism opposing the end face of the ceramic material. A pressing mechanism for pressing the electrode to the end face side to cause the conductive protrusion on the electrode to bite into the end face of the ceramic material. 2. A plurality of conductive projections are provided on the surface of a sheet-like base material having air permeability so as to be spiral from the center to the outer periphery, and a connection wire is screwed to each conductive projection. Each of the conductive protrusions is integrally formed by a terminal portion, an insertion portion, and a bent portion, and can be attracted to the insertion portion by an electromagnet on the electrode mounting device for drying. A pair of washers made of a magnetic material are fitted, and the ceramic material is characterized by being disposed between the bent portion and the base material in a state where the connection wire is wound between the both washers. Electrode used for electrode mounting device for drying.