JPH0432254Y2 - - Google Patents

Description

[Detailed description of the invention] "Industrial application field" This invention relates to a processing device for earthenware pots.
Specifically, as shown in FIG. 4, for example, there is a V-shaped bulge formed in an annular shape on the upper center of the earthenware pot lid 23, and provided on the grip part 24 when handling the lid, for use as a chopstick rest, or as a drainer when the lid is washed and placed upright. The present invention relates to a processing device used to form the notch 25 of the invention.

“Prior Art” and “Problems to be Solved by the Invention” Conventionally, the grip portion 24 of the clay pot lid 23 is formed into an annular raised body using a “potter’s wheel”, and then
Cut into a V-shape by hand and make the necessary notches 2
It is used as a processing means to form 5.

Therefore, notch processing requires a great deal of effort and is extremely inefficient, and is also prone to shape variations and deformations due to manual work, resulting in poor processing quality.

The purpose of the present invention is to provide a processing device that solves the above-mentioned conventional difficulties.

``Means for solving problems'' This invention achieves the above objectives by:
A guide convex portion for receiving and fitting an annular grip of an earthenware pot or the like as a workpiece is provided, and a pair of left and right cutter portions are provided that advance and retreat toward the guide convex portion to approach and separate from each other, The cutter portion is provided with a notch-shaped cutter to be formed in the grip portion, etc., with the cutting edge facing the guide convex portion, and the guide convex portion is further provided with a slit for receiving the cutting edge of the cutter. Further, the cutter portion is provided with a bottom plate that moves forward and backward in conjunction with the cutter portion, and a cutting opening is opened in the bed immediately before the cutter portion at the retreating stop position, and a hollow portion on the bottom plate is formed. An automatic cutting means is provided, which comprises a protruding bar fixed to the bed and whose tip extends to the front end of the cutter section at the retracting stop position, and by the forward movement of the cutter section, a cut is made in the grip section, etc. Along with forming and processing,
The cutter is placed on the bottom plate and retreated, and the ejection bar automatically drops the cutout into the cutout opening.

"Example" and "Operation" Hereinafter, a detailed explanation will be given based on an example. Referring to FIGS. 1 to 3 showing an apparatus for processing a V-shaped notch 25 in a grip part 24 of an earthenware pot lid 23 according to one embodiment, the apparatus for processing earthenware pots of the present invention has a center 1 A pair of left and right cutter portions 2A2B are provided which operate relatively toward and away from the cutter portion 2A2B, and the cutter portion 2A2B is a cutter having an inverted V-shaped cutting edge corresponding to the shape of the V-shaped notch 25 to be machined. 3 are installed so as to face the bed center 1', respectively. A guide protrusion 4 corresponding to the inner dimensions of the grip part 24 of the earthenware pot lid to be processed is raised and fixed at the center 1' of the bed, and on the side surface of the guide protrusion 4 is the cutting edge of the cutter 3 that has advanced. Inverted V-shaped cutter slit 5 that accepts and fits
are formed corresponding to the cutter portions 2A2B. Then, as shown by the dotted line in FIG. 1A, the fabric body 23' of the earthenware pot lid 23, which has a circular annular grip 24 formed on the center upper part using a potter's wheel, is fitted upside down onto the guide protrusion 4, and the cutter is inserted. 3 are brought close to each other, the cutter 3 cuts out the desired portion of the grip portion 24 of the dough body 23' in an inverted V shape, and a notch 25 can be automatically formed. In addition, the cutter parts 2A2B are arranged in two pairs and four pieces as shown in FIG. 1B,
It is designed so that four notches 25 can be processed simultaneously.

Specifically, the cutter portion 2A2B has a cutter 3 having an inverted V-shaped transverse shape as shown in FIG. 2, which is slidably attached to the bed.
As shown in FIG. 3, the tip of the plate is formed into a cutter point 7 with the center of the plate thickness facing the guide protrusion 4. And the cutter part 2A2B indicated by the solid line in Fig. 2A.
A lubricating sponge body 8 is attached which contacts the outer periphery of the tip of the cutter 3 at the retracted stop position, so that only the upper blade portion 7' of the cutter point 7 of the cutter 3 is always coated with oil. The cutter portions 2A2B are provided with an operating base plate 10 that protrudes below the bed 1, and the cutter portions 2A2B slide toward each other on the bed 1 and move away from each other by the following drive mechanism. It is configured so that it stops when

That is, below the bed 1, there is provided an operating shaft 12 that is moved up and down by an eccentric cam 11, and a pair of lever levers 13A13B that move angularly in conjunction with the up and down movement of the operating shaft 12 are attached. and,
Point of action of lever lever 13A13B and cutter part 2
The substrates 10 of A2B are connected by wire ropes 14, and the cutter portions 2A2B are simultaneously moved toward each other toward the bed center 1' by the pulling action of the wire ropes 14 due to the angular movement of the lever levers 13A13B, and the substrates 10 are A tension spring 15 is interposed between the rear end and the bed frame, and when the wire rope 14 is relaxed, the cutter portion 2A2B
are drawn rearward and separated from each other, and a drive mechanism is provided for moving them backward. When the cutter portions 2A and 2B move forward relative to each other by a clutch operation or the like, each cutter point 7 is inserted into the cutter slit 5 of the guide convex portion 4 provided at the bed center 1'.
It is configured so that when it reaches the front dead center 3' indicated by the dotted line in FIG. 2A, it immediately moves backward and stops.

Note that a bottom plate 16 is attached to the cutter portion 2A2B, and a protruding bar 17 fixed to the bed 1 is provided in the hollow portion between the cutter 3 and the bottom plate 16.
is attached so as to extend to the front end of the cutter portion 2A2B at the backward stop position, and furthermore, a cutting opening 18 is provided just before the cutter portion 2A2B at the backward stop position.
is opened, and a cutting chute 19 is attached to the cutting opening 18. Then, the cutter portion 2A2B moves forward, and the scraps of the fabric body 23' cut out by the cutter point 7 of the cutter 3 are placed on the bottom plate 16 as they are and retreated. It is projected from the cutting hole 18 and is automatically dropped and removed from the cutting opening 18.

In addition, 20 in the figure is a holding plate of the sliding flange 21 of the cutter 3, and 22 is an oil supply port of the oil supply sponge body 8.

The guide convex portion 4 having the above structure is obtained by inverting the fabric body 23 of the clay pot lid 23 processed as shown in FIG.
It is provided for positioning guidance when forming the notch 25, and is formed to match the shape of the fabric body 23' to be processed.The fabric body 23' is fitted into the guide protrusion 4 and placed. When the cutter portion 2A2B is moved forward, the notch 25 can be automatically formed.

According to the processing apparatus of the present invention having the above configuration, by simply fitting the workpiece material 23 into the guide convex portion 4 on the bed and operating the cutter portion 2A2B in one stroke, the cutter portion 2A2B can be cut out. Since the notch processing can automatically eliminate chips, the processing productivity is significantly improved compared to manual processing using conventional means. In the processing device of the present invention, the cutting edge of the cutter 3 fits into the slit 5 of the guide protrusion 4 and cuts the meat of the dough body 23'.
The cutting resistance generated at the cutout portion is supported by the peripheral wall of the guide convex portion 4, and the soft fabric body 23' allows the cutout to be accurately and beautifully shaped without causing deformation or burrs. 25 can be molded.

Furthermore, in the processing apparatus of the embodiment, the cutter portion 2A2B is operated by pulling the wire rope 14, so that the cutting resistance is absorbed by the elastic elongation of the wire rope 14.
Since the cutting impact caused by the cutter point 7 is alleviated, there is an advantage that the cut shape becomes more beautiful.Furthermore, the sponge body 8 having the above-mentioned structure always applies oil only to the upper blade part 7' of the cutter point 7. Therefore, depending on the soil quality of the cloth body 23', only the lower blade part 7'' of the cutter point 7 is worn like a file.
The cutting edge of the cutter point 7 always maintains a sharp state, which has a unique effect of stabilizing the performance of the cutter 3 and extending the life of the cutter.

The processing device of the present invention can be used not only for notching the lid of an earthenware pot as described in the above embodiment, but also for processing a wide range of earthenware pots, such as notching the grip of a bowl lid and notching the annular leg provided at the bottom of the earthenware pot. It is applicable.

"Effects of the Invention" As described above, the processing device of the present invention has many effects such as significantly improving the processing productivity of earthenware pots and improving the processing quality.

[Brief explanation of the drawing]

Fig. 1: Shows a clay pot processing device according to an embodiment of the present invention, A is a front view thereof, B is a plan view thereof, Fig. 2:
Fig. 1 shows the cutter part of the embodiment, A is a front view thereof, B is a side view thereof, Fig. 3 is a front view showing the cutting edge of the cutter of the embodiment in Fig. 1, Fig. 4 is a perspective view showing the clay pot lid. figure. Main symbols: 1...Bed, 2A2B...Cutter part, 3...Cutter, 4...Guiding convex part, 5...
Slit for cutter, 7... cutter point,
8... Refueling sponge body, 10... Substrate, 11...
Eccentric cam, 12...Operating shaft, 13A13B...Role lever, 14...Wire rope, 15...Tension spring, 16...Bottom plate, 17...Extrusion bar, 1
8...cut mouth, 19...cut shoot.

Claims (1)

[Scope of Claim for Utility Model Registration] (1) A guide protrusion is provided on the bed to receive and fit the annular grip of a workpiece, such as an earthenware pot, and the guide protrusion is moved forward and backward toward the guide protrusion. A pair of left and right cutter portions are provided that are close to each other and are separated from each other, and each of the cutter portions is provided with a notch-shaped cutter to be formed in the grip portion or the like with a cutting edge thereof facing the guide convex portion, and further, A slit is formed in the guide convex portion to receive the cutting edge of the cutter, and the cutter portion is further provided with a bottom plate that moves forward and backward in conjunction with the cutter portion, and the cutter portion is provided with a bottom plate that moves forward and backward in conjunction with the cutter portion, and the bottom plate is provided with a bottom plate that moves forward and backward in conjunction with the cutter portion, and the bottom plate is provided with a bottom plate that moves forward and backward in conjunction with the cutter portion. At the same time as opening the cutting opening, an automatic cutting removal means is provided in a hollow part on the bottom plate, the cutting bar being fixed to the bed and having a tip extended to the front end of the cutter portion at the retraction stop position, and By the forward movement of the cutter part, a notch is formed in the grip part, etc., and the notch formed by the notch is placed on the bottom plate and retreated, and the ejection bar removes the cut part from the cut part. A processing device for earthenware pots that features a structure that automatically drops the clay pots. (2) A processing device for earthenware pots as set forth in claim (1) of the utility model registration claim, which is provided with a lubricating mechanism only on the upper blade portion of the cutter blade. (3) The apparatus for processing earthenware pots as set forth in claim (1) of the utility model registration claim, which has a drive mechanism that moves the cutter portion forward by a wire rope.