KR100890248B1 - electric conduction plate and An induction pot making method which uses the electric conduction plate - Google Patents

Abstract

The present invention relates to a conductive plate and a method of manufacturing an induction container using the conductive plate, and more particularly, at least two locking jaws formed by cutting a portion of the outer or inner circumference or the outer circumference and the inner circumference at a predetermined interval. The induction container is manufactured by using a metal mold having a conductive plate formed as described above and a slide core positioned at the cutout of the conductive plate and fixing the conductive plate, thereby reducing the manufacturing process. A method of producing an induction container.

In the conductive plate according to the present invention, a locking jaw is provided at the outer circumference of the body, or a through hole is formed at the center of the body, and a locking jaw is provided at the inner circumference of the through hole, or a through hole is formed at the center of the body. The inner circumference of the outer periphery of the body and the locking jaw is made,

Induction container manufacturing method using a conductive plate is a portion of the outer periphery, or the inner periphery, or any one selected from the outer periphery and the inner periphery is cut, forming a conductive plate having at least two or more engaging jaws at regular intervals. step; Fixing the conductive plate by positioning the conductive plate on the bottom of the lower die provided with the slide core which is raised and lowered obliquely by an external pressure, and by positioning the slide core at the cutout of the conductive plate; After the upper mold is assembled with the lower mold to close the upper mold in which the container-shaped cavity is formed, and the non-ferrous casting is introduced into the cavity, the slide core having the upper end protruding to the bottom of the lower mold has an upper surface of the lower mold by the inflow pressure of the casting. Forming an induction container while automatically lowering to the same height as the bottom surface; After the induction container is molded, lifting the slide core to demold the induction container from an open cavity; And polishing the bottom of the induction container.

Challenge Plate, Incision, Groove, Hole, Induction, Mold, Slide, Core, Vessel

Description

Electrical conduction plate and An induction pot making method which uses the electric conduction plate}

1 is a perspective view showing a conductive plate according to the present invention,

2a to 2b is a view showing an embodiment of the locking jaw according to the present invention,

3 is a view showing a state in which a long hole is further provided in the conductive plate according to the present invention,

4 is a view showing a state in which a cutting groove is further provided in the conductive plate according to the present invention,

5 is a view showing another embodiment of a conductive plate according to the present invention;

6 is a view showing another embodiment of a conductive plate according to the present invention,

7 to 8 is a view showing a mold for manufacturing an induction container using a conductive plate according to the present invention,

9 is a flowchart of a method of manufacturing an induction container using a conductive plate according to the present invention;

10a to 10b is a view showing a state in which the conductive plate according to the present invention is seated on the slide core,

11a to 11b is a view showing a state in which the conductive plate according to the present invention is seated in the depression of the lower mold,

12A to 12B are views showing a state in which the conductive plate according to the present invention is rotated,

13A to 13B are views showing a state in which the conductive plate according to the present invention is fixed by a slide core,

14 is a view showing a state in which the induction container completed by the conductive plate according to the present invention and a manufacturing method using the conductive plate is demolded.

<Explanation of symbols for the main parts of the drawings>

10: conductive plate 11: body

12, 12-1: jam jaw 13: long hole

14: cutting groove 15: through hole

B: Induction vessel B ': Handle coupling

20: mold 21: support plate

22: lower type 22a: depression

23: upper part 23a: protrusion

24: cavity 25: eject plate

26: slide rod 26a: guide groove

27: slide cam 27a: inclined surface

27b: through hole 27c: guide pin

28: spring 29: slide core

30: slide block 31: angular pin

The present invention is a part of the outer periphery or the inner periphery or the outer periphery and the inner periphery of the engaging projection formed at least two or more at regular intervals, and the conductive plate is located in the cutout of the conductive plate It is to provide an induction container manufacturing method using the conductive plate that can shorten the manufacturing process by manufacturing an induction container using a mold provided with a slide core for fixing the.

In the conventional conductive plate, a through hole is formed at the center of the original plate, and a plurality of long holes are provided radially, and a method of manufacturing an induction container using such a conductive plate is

First, a conductive plate is formed, and then a container to which the conductive plate is attached is formed, and then the conductive plate is placed at the center of the bottom of the container, and the conductive plate is pressed with a press to form the conductive plate of the induction container. The induction container was manufactured by inserting and fixing the bottom surface, but the induction container made by this method had a problem in that the conductive plate was frequently dropped.

In order to solve the above problems, the conductive plate is molded, and then, the bottom plate of the induction container is molded, and then the conductive plate and the bottom plate are assembled, and then housed in a mold, and the casting is injected to the induction container. Made the body.

However, such an induction container manufacturing method has a lot of work processes, there is a problem that the assembly is difficult to accurately place in the center of the mold.

In order to solve this problem, after placing the conductive plate in the lower mold provided with a protrusion accommodated in the through-hole formed in the center of the conductive plate to close the upper mold and injecting casting to manufacture a dog dog container, but the conductive plate is simply Since the conductive plate floats when the casting flows in, the casting invades the bottom surface of the conductive plate, so that there is a problem of rough polishing once and then fine polishing.

Accordingly, the present invention has been proposed to solve the above-mentioned problems according to the prior art, and provides a conductive plate having a locking step, and provides a method of manufacturing an induction container having a simple process using the locking step of the conductive plate. Is in.

The conductive plate according to the present invention for achieving the above object is provided with a locking jaw on the outer periphery of the body, or a through hole is formed in the center of the body and provided with a locking jaw at the inner periphery of the through hole, or in the center of the body A through hole is formed and a locking jaw is provided on the inner circumference of the through hole and the outer circumference of the body.

In addition, a method of manufacturing an induction container using the conductive plate is partially cut into any one selected from an outer circumferential edge, an inner circumferential edge, or an outer circumference and an inner circumferential edge, and a conductive plate provided with at least two or more locking jaws at a predetermined interval. Shaping;

Fixing the conductive plate by positioning the conductive plate on the bottom of the lower die provided with the slide core which is raised and lowered obliquely by an external pressure, and by positioning the slide core at the cutout of the conductive plate;

After the upper mold is assembled with the lower mold to close the upper mold in which the container-shaped cavity is formed, and the non-ferrous casting is introduced into the cavity, the slide core having the upper end protruding to the bottom of the lower mold has an upper surface of the lower mold by the inflow pressure of the casting. Forming an induction container while automatically lowering to the same height as the bottom surface;

After the induction container is molded, lifting the slide core to demold the induction container from an open cavity; And

Polishing the bottom surface of the induction container.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of a conductive plate according to the present invention and a method of manufacturing an induction container using the conductive plate is as follows.

1 is a perspective view showing a conductive plate according to the present invention, Figures 2a to 2b is a view showing an embodiment of the locking jaw according to the present invention, Figure 3 is a state in which the long hole is further provided in the conductive plate according to the present invention 4 is a view showing a state in which a cutting groove is further provided in the conductive plate according to the present invention, Figure 5 is a view showing another embodiment of the conductive plate according to the present invention, Figure 6 is the present invention 7 is a view illustrating a mold for manufacturing an induction container using the conductive plate according to the present invention, and FIG. 9 is a view showing the conductive plate according to the present invention. 10A to 10B are views illustrating a state in which a conductive plate according to the present invention is seated on a slide core, and FIGS. 11A to 11B illustrate recesses in a lower mold of the conductive plate according to the present invention. 12A to 12B are views showing a state in which a conductive plate is rotated according to the present invention, and FIGS. 13A to 13B are views showing a state in which a conductive plate is fixed by a slide core according to the present invention. 14 is a view showing a state in which the induction container completed by the conductive plate according to the present invention and a manufacturing method using the conductive plate is demolded.

As shown in FIG. 1, the conductive plate 10 according to the present invention includes a locking jaw 12 provided at an outer circumference of the body 11, and the locking jaw 12 is illustrated in FIGS. 1 to 2B. As shown, at least two or more are formed at regular intervals, and a portion of the outer periphery is formed by cutting.

And, as shown in Figure 3 so as to be coupled to the induction container (B) when manufacturing the induction container (B), the long hole (13) in which the casting forming the induction container (B) is accommodated inside the body (11) is radial It is preferable to increase the coupling force between the conductive plate 10 and the induction vessel B by forming a plurality, and as shown in FIG. 4, to prevent the conductive plate 10 from being deformed by hot casting. It is preferable that the cutting groove 14 is further provided in the outer circumference at a predetermined interval on the body 11.

The outer peripheral end of the conductive plate 10 by the cutting groove 14 has a predetermined tension, thereby maintaining a horizontal state without being deformed by the heat of the casting.

5 shows another embodiment of the conductive plate 10 according to the present invention, a through hole 15 is formed in the center of the body 11, and the locking jaw 12 is formed at an inner circumference of the through hole 15. -1) is provided. Here, at least two locking jaws 12-1 are formed at predetermined intervals, and a portion of the inner circumference is cut off.

In addition, in order to increase the coupling force with the induction container (B), it is preferable that a plurality of long holes (13) are formed radially in which the castings forming the induction container (B) are accommodated inside the body (11). In order to prevent the conductive plate 10 from being deformed, it is preferable that the cutting groove 14 is further provided inward from the outer circumference at a predetermined interval on the body 11.

6 shows another embodiment of the conductive plate 10 according to the present invention, a through hole 15 is formed in the center of the body 11, and an inner circumference of the through hole 15 and the body ( On the outer circumference of 11), the locking jaws 12 and 12-1 are provided. Here, at least two locking jaws 12 and 12-1 are formed at predetermined intervals on each of the inner and outer circumferences, and the locking jaws 12 and 12-1 have a portion of the inner circumference and the outer circumference cut off. It is formed.

In addition, in order to increase the coupling force with the induction container (B), it is preferable that a plurality of long holes (13) are formed radially in which the castings forming the induction container (B) are accommodated inside the body (11). In order to prevent the conductive plate 10 from being deformed, it is preferable that the cutting groove 14 is further provided inward from the outer circumference at a predetermined interval on the body 11.

Before describing the method of manufacturing the induction container using the conductive plate configured as described above, as shown in FIGS. 7 to 8, the mold 20 for manufacturing the induction container using the conductive plate includes a pair of support plates ( 21, a lower mold 22 having a recess 22a identical to the outer surface of the induction container B to be manufactured on the inner surface thereof, and a protrusion that is identical to the inner surface of the induction container B to be manufactured ( 23a) is provided with an upper mold 23 for forming a container-shaped cavity 24 at the top of the lower mold 22, and an eject plate (lower than the lower mold 22, which is lifted by an external pressure) 25), a slide rod 26 is installed on the upper part of the eject plate 25, the guide rod 26a is provided at the upper end, and is slidably installed on the upper and lower molds 22, and an inclined surface (at one side) 27a) is formed, the cylinder in which the slide rod 26 is accommodated on the other side A guide pin 27c is accommodated in the through hole 27b, and the guide pin 27c is accommodated in the guide groove 26a when the slide rod 26 is elevated. The slide cam 27 moving to one side by 27c, and one end is fixedly installed on the slide cam 27, the other end is fixed to the lower mold 22, and restored to its original position when the slide cam 27 is moved. Spring 28 and the upper end surface on which the conductive plate 10 is seated on the recessed portion 22a of the lower mold 22 protrudes, and can be slidably moved, and the lower end is an inclined surface of the slide cam 27. It consists of the slide core 29 provided so that it may contact with 27a.

Here, a plurality of the slide core 29 is installed in the recess 22a of the lower mold 22 so that the conductive plate 10 is seated, and when the operator presses the conductive plate 10, the conductive plate 10 ) Is lowered to the same position as the depression 22a of the lower mold 22, the operator rotates the conductive plate 10, the upper surface is the locking jaw 12 of the conductive plate 10 That is, when positioned in the cutout C, the slide cam 27 is moved to its original position by the spring 28, and at this time, the slide core 29 provided to be in contact with the inclined surface 27a of the slide cam 27 is The upper end portion of the slide core 29 fixes the conductive plate 10 in the original position by the inclined surface 27a.

In addition, the slide core 29 is formed in the eject plate 25, the slide rod 26 provided on the eject plate 25, and the guide groove 26a provided on the upper surface of the slide rod 26. The induction container B is lifted and lifted by the interlocking of the slide cam 27 provided with the guide pin 27c to be inserted from the opened cavity 24.

On the other hand, the slide block 30 forming the handle engaging portion (B ') of the induction container (B) is installed on one side of the lower mold 22, the slide block 30 is fixed to the upper mold (23), The angular pin 31 penetrates the slide block 30 at an angle so as to prevent undercuts from occurring when the upper mold 23 is opened.

Referring to the above-described mold and FIG. 9, a conductive plate according to the present invention and an induction container manufacturing method using the conductive plate will be described below.

First, the conductive plate 10 is provided with at least two or more and at least one of the outer periphery, the inner periphery, or the outer periphery and the inner periphery are provided with a catching jaw 12 formed at a predetermined interval. (S1)

At this time, the conductive plate 10 such that the plurality of long holes 13 and the cutting grooves 14 cut inwardly from the outer circumference at a predetermined interval are further provided inside the body 11 of the conductive plate 10. ) Is good to mold.

10A to 10B, after the conductive plate 10 is seated on the top surface of the slide core 29 provided in the lower mold 22, as shown in FIGS. 11A to 11B, When the conductive plate 10 is pressed, the slide core 29 descends obliquely so that the bottom surface of the conductive plate 10 comes into close contact with the recess 22a of the lower mold 22.

At this time, the slide cam 27 is horizontally moved by the inclined surface 27a formed on the slide core 29 and the slide cam 27 in contact with the lower end.

12A to 12B, the upper surface of the slide core 29 is formed on the cutout formed in the conductive plate 10, that is, the locking jaw 12, by rotating the conductive plate 10. To be located.

Then, as shown in FIGS. 13A to 13B, the slide cam 27 is returned to its original position by a spring 28 provided on one side of the slide cam 27, thereby inclined surfaces 27a of the slide cam 27. ) And the slide core 29, which is in contact with the lower end, are raised at an angle to the original position so that the upper end of the slide core 29 fixes the conductive plate 10. (S2)

Then, the upper mold 23, which is assembled with the lower mold 22 and forms the cavity 24 in the shape of the induction container B, is closed, and then a non-ferrous material (for example, aluminum) is cast into the cavity 24. When the inlet is introduced through an injection hole (not shown), the upper surface of the slide core 29 protruding from the recess 22a of the lower mold 22 has an upper surface by the inflow pressure of the casting. The induction container B is molded while being lowered to the same height as 22a. (S3)

In addition, after the induction container B is molded, as shown in FIG. 14, when the external pressure is applied to the eject plate 25 positioned below the lower mold 22, the eject plate 25 is raised. In addition, the slide rod 26 installed on the upper part of the eject plate 25 rises together, and the guide pin 27c of the slide cam 27 is formed in the guide groove 26a formed in the upper portion of the slide rod 26. It moves along the guide groove 26a.

For this reason, the slide cam 27 moves toward the slide core 29, and the slide core 27 provided with the inclined surface 27a formed on the slide cam 27 and the lower end thereof in contact with the slide core 27 is provided by the inclined surface 27a. Ascend and demold the completed induction vessel B. (S4)

On the other hand, when the slide rod 26 that interlocks with the eject plate 25 is in the original position, the slide cam 27 returns to the original position by the spring 28 provided on one side, and the slide core 29 is caused by its own weight. It returns to its original position.

Subsequently, the bottom surface of the induction container B which has been demolded is polished to remove the marks of the slide core 29 formed on the bottom surface of the induction container B. (S5)

As described above, the present invention provides a conductive plate having a locking jaw at any one selected from an outer periphery or an inner periphery or an outer periphery and an inner periphery, and a mold positioned on the engaging jaw of the conductive plate to hold the conductive plate. By manufacturing an induction container using the induction container, the conductive plate is accurately positioned in the center of the bottom surface of the induction container, and the castings forming the induction container do not invade the lower part of the conductive plate, and thus only once polishing after demolding of the container The manufacturing process is shortened.

Due to the shortening of the manufacturing process, there is an effect of reducing labor and manufacturing costs.

Claims (15)

delete delete delete delete delete delete delete delete delete delete delete delete Forming a conductive plate having at least two or more engaging jaws at a predetermined interval, a portion of which is cut out at any one selected from an outer periphery or an inner periphery or an outer periphery and an inner periphery; Fixing the conductive plate by positioning the conductive plate on the bottom of the lower die provided with the slide core which is raised and lowered obliquely by an external pressure, and by positioning the slide core at the cutout of the conductive plate; After the upper mold is assembled with the lower mold to close the upper mold in which the container-shaped cavity is formed, the non-ferrous casting is introduced into the cavity, and the upper end is pushed into the depression of the lower mold by the inlet pressure of the casting. Forming an induction container while automatically lowering to the same height as the depression of the induction container; After the induction container is molded, lifting the slide core to demold the induction container from an open cavity; A method of manufacturing an induction container using a conductive plate, comprising the steps of: polishing the bottom surface of the induction container. The method of claim 13, The fixing of the conductive plate is The lower die of the slide core is provided to be slidably movable on the lower die, and the inclined surface is provided on one surface, and the lower end of the slide core is folded on the inclined surface of the slide cam which is restored to its original position when the slide is moved by a spring installed on one side, so that the operator has a conductive plate. The upper surface of the slide core and press the conductive plate to slide the slide core obliquely, the upper surface of the slide core by rotating the conductive plate is located in the incision to the spring when the contact between the conductive plate and the slide core is released An induction container manufacturing method using a conductive plate, characterized in that to return to the original position by the slide cam restored to the original position by fixing the conductive plate. The method of claim 13, The rise of the slide core Located in the lower portion of the lower mold, the eject plate to be elevated by external pressure; A slide rod installed at an upper portion of the eject plate and having a guide groove at an upper end thereof; The lower mold is slidably installed, and an inclined surface is formed at one side thereof, and a long hole is provided at the other side, and the other side is provided with a guide pin which is accommodated in the guide groove and is provided with a guide pin. A slide cam moving to; And An induction container manufacturing method using a conductive plate, characterized in that the lower end is provided in contact with the inclined surface of the slide cam, the slide core is raised when the slide cam moves to demold the induction container.

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