JPH0645506B2 - Method and jig for packing a disc-shaped molded body - Google Patents

Description

TECHNICAL FIELD The present invention relates to a sheathing method for aligning and stacking disc-shaped compacts made of ceramic or the like on a sheath, and a jig used for the method.

[Prior Art] Electroceramics such as capacitor dielectrics and varistor piezoelectrics, which are disc-shaped, are formed into a disc with a predetermined diameter and thickness in anticipation of shrinkage of the ceramic material after baking. After that, it is introduced into a firing furnace and fired. In this step, the molded disc-shaped molded parts are vertically and horizontally aligned and filled on a sheath formed of a ceramic such as zirconia which is thermally and chemically stable, and the sheath is further stepped. It is introduced into the furnace in a stack. Conventionally, when these disk-shaped parts are vertically and horizontally aligned and loaded into the sheath, an alignment jig with through holes that are arranged vertically and horizontally is used. After stacking and storing the disc-shaped compacts in the above, the disc-shaped compacts were gently removed, and the disc-shaped compacts aligned and stacked on the sheath were left.

[Problems to be Solved by the Invention] However, alignment using the alignment jig as described above,
In the stacking method, the disk-shaped molded products are aligned and stacked on the sheath with a space depending on the space between the through holes of the alignment jig, and the disk-shaped molded product parts on the sheath are stacked. It had the drawback of low storage efficiency.

The present invention solves the drawbacks of the method of stacking and aligning disk-shaped molded product parts on a sheath by the conventional alignment jig described above, and stacks the disk-shaped molded product on the sheath with a simple method and high storage efficiency. ,
Provided is an aligning sheath filling method and a jig used to implement the same.

[Means for Solving the Problems] That is, in the present invention, in order to achieve the above object, in the method of stacking, aligning and loading the disk-shaped molded bodies a on the sheath 4, the disk-shaped molded bodies to be stacked. The bottom plate 3 of the through holes 2, 2, ... Is closed by placing the bottom plate 3 under the alignment plate 1 in which the through holes 2, 2, ... Corresponding to the diameters of a, a. In this state, after the disk-shaped compacts a, a ... Are stacked in the through holes 2, 2, ... And loaded, the alignment plate 1 is pulled out directly above the bottom plate 3, and the bottom plate 3 is placed on the sheath 4. And the disc-shaped compacts a, a ...
, And the bottom plate 3 is moved to the disk-shaped molded body a, a ...
There is provided a method for filling a disc-shaped molded body with a sheath, which is pulled out from between the sheath 4 and the sheath 4.

Further, in a jig for stacking, aligning and loading the disk-shaped compacts a on the sheath 4, the disk-shaped compacts a, a ...
, Which correspond to the diameter of the through hole 2, 2, ... Perforated in a fixed pattern in the vertical and horizontal directions, and a bottom plate 3 which is placed under the align plate 1 so as to close the bottoms of the through holes 2, 2 ,. Provided is a sheathing jig for a disk-shaped molded body, which comprises a stopper 5 which is provided near one side of the bottom plate 3 and is slidable with respect to the bottom plate 3.

[Operation] According to the above-mentioned method for laminating and aligning the disk-shaped compacts, the disk-shaped compacts a, a are formed according to the through holes 2, 2, ... Formed in the alignment plate 1.
After arranging the ... On the bottom plate 3, the disk-shaped molded bodies a, a ...
In order to pull out the bottom plate 3 from between the sheath 4 and the disc-shaped compacts a, a ... While the row of the ends of the discs is stopped, the bottom plate 3 and the disc-shaped compacts a, a ... The disk-shaped compacts a, a ... Stacked and aligned on the sheet 3 are closed on the side of the stopped row and are transferred onto the sheath 4 in this state. As a result, the disk-shaped molded parts a, a ... Are closely stacked and aligned on the sheath 4.

Further, according to the stacking and aligning jig for the disk-shaped molded body, the above stacking and aligning method can be carried out accurately and easily.

[Embodiment] Next, an embodiment of the present invention will be specifically described with reference to the drawings.

First, the structure of the aligning and laminating jig will be described with reference to FIG. 1. This jig comprises an aligning plate 1, a bottom plate 3 and a stopper 5.
Consists of.

The aligning plate 1 is a rectangular plate having a thickness of several disc-shaped compacts a, and the disc-shaped compacts a, a ...
Through-holes 2, 2 ... With a diameter slightly larger than the diameter are formed vertically and horizontally. In the case shown in the drawing, the through holes 2, 2 ... In adjacent columns are arranged alternately by 1/2 interval.

The bottom plate 3 is a rectangular plate body formed of a resin or the like having a relatively small surface friction coefficient, and the bottom plate 3 shown in the figure has a frame portion 6 standing up from a pair of opposing long sides and one short side. is doing. A slope 7 is formed on one short side of the bottom plate 3 having no frame portion 6 so that the plate thickness gradually decreases toward the edge, and only the plate thickness of this portion gradually changes. Bottom plate 3
The plate thickness of the other parts of is uniform throughout.

The stopper 5 is formed with irregularities at regular intervals, and the interval of the irregularities exceeds the diameter D of the disk-shaped part a and is less than twice the diameter D. In the embodiment shown in FIG. 1, the concavities and convexities are formed with a wavy edge formed by connecting arcs, and the concavities and convexities have an interval of 2√3D. This uneven shape may be formed by continuously forming isosceles triangles at regular intervals.

Further, the illustrated stopper 5 has a U-shaped frame 8, and the stopper 5 is provided inside an intermediate piece of the frame 8. The outer dimension of the frame 8 of the stopper 5 is slightly smaller than the inner dimension of the frame 6 of the bottom plate 3, and the inner dimension of the frame 8 of the stopper 5 is slightly larger than the outer dimension of the alignment plate 1. ing. Therefore, the stopper 5 is provided in the frame 6 of the bottom plate 3.
The frame 8 can be stored, and the alignment plate 1 can be stored in the frame 8 of the stopper 6.

A method for stacking and aligning the disk-shaped compacts a, a ... On the sheath 4 using this jig will be described below with reference to FIGS. 2 to 5. First, as shown in FIG. 2, the frame 8 of the stopper 5 is housed in the frame 6 of the bottom plate 3, and the stopper 6
The alignment plate 1 is stored in the frame 8 and the bottom plate 3 is placed on the sheath 4. In this state, the bottom plate 3 contacts the bottom surface of the aligning plate 1, and all the bottom openings of the through holes 2, 2, ... Are closed by the bottom plate 3. In this state, the disk-shaped compacts a, a ... Are stacked and stored in the through holes 2, 2, ... This work is preferably carried out by randomly storing a large number of disk-shaped molded parts a, a ... In the frame of the stopper 5 and applying vibration.

Next, as shown in FIG. 3, the alignment plate 1 is gently raised.
Then, the disk-shaped compacts a, a ... In a stacked state, which are housed in the through holes 2, 2, ..., Are removed from the through holes 2, 2, ... Of the aligning plate 1, and the through holes 2, 2 ,. It remains aligned in the pattern of 2 ...

Next, as shown by the arrow in FIG. 4, the bottom plate 3 is held while the stoppers 5 are manually stopped using the frame portions 6 and 8 as guides.
Is pulled to the right side in the figure, and gently slides on the sheath 4. Then, the disk-shaped compacts a, a ... Mount on the bottom plate 3 and move to the stopper 5 side, but are stopped when the row of the disk-shaped compacts a, a ... Further, the columns of the disk-shaped compacts a, a ... In the column on the left side thereof are also sequentially stopped. As a result, as shown in FIG. 4, the rows are closely packed and the rows are closely arranged in the aligned state. In this state, the rightmost row of the disk-shaped compacts a, a ... In Fig. 4 fits into the irregularities of the stopper 5, and the gaps between them are maintained. Further, the column on the left of this also fits in between the disk-shaped compacts a, a ... Of the column on the right in order, and the interval between them is maintained constant.

Further, from the above state, the bottom plate 3 is formed into a disk-shaped molded body a, a ...
When it is slid out from between the and the sheath 4 in the direction shown by the arrow in FIG. 4, the disk-shaped molded bodies a, a ... Are left as they are because they are stopped by the stopper 5, and as shown in FIG. Moved to Saya 4. Finally, as shown by the solid line in FIG. 5, the stoppers 5 are removed from above the sheath 4 so that the disc-shaped compacts a, a ... Left over. This completes the filling of the disk-shaped compacts a, a ...

[Effects of the Invention] As described above, according to the method and the jig for packing the disk-shaped molded body of the present invention, the disk-shaped molded body can be accurately and efficiently laminated on the sheath by a simple operation. The effect of being able to line up is obtained.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a disc-shaped molded body sheathing jig showing an embodiment of the present invention, and FIGS. 2 to 5 are disc-shaped molded bodies according to an embodiment of the present invention. It is drawing which showed the packing process in order, Each figure (a) is a top view, Each figure (b) is a longitudinal side view. 1 ... Alignment plate, 2 ... Through hole of alignment plate, 3 ... Bottom plate, 4
…… Saya, 5 …… Stopper

Claims (2)

[Claims] 1. A method for laminating, aligning and loading disc-shaped compacts a on a sheath 4, and laminating disc-shaped compacts a, a.
The through hole 2, 2 ... Corresponding to the diameter of ... Is placed on the bottom plate 3 under the alignment plate 1 in which the vertical and horizontal holes are punched in a fixed pattern, and the bottom openings of the through holes 2, 2 ,. After stacking and loading the disk-shaped compacts a, a ... In the through holes 2, 2, ..., The aligning plate 1 is pulled out from the bottom plate 3 right above, and the bottom plate 3 is placed on the sheath 4 to form the bottom plate. .. is stopped, and the bottom plate 3 is pulled out from between the disk-shaped compacts a, a ... and the sheath 4. A method for filling a disk-shaped molded body with a sheath. 2. A disc-shaped compact a to be laminated in a jig for laminating the disc-shaped compact a on the sheath 4 and aligning and loading it.
Alignment plate 1 in which through holes 2, 2 ... Corresponding to the diameter of a ... Are pierced vertically and horizontally in a fixed pattern, and a bottom plate placed below the alignment plate 1 so as to close the bottoms of the through holes 2, 2. 3 and
A sheath-filling jig for a disk-shaped molded body, comprising a stopper 5 which is provided near one side of the bottom plate 3 and is slidable with respect to the bottom plate 3.