KR200409909Y1 - elliptic yoke mold apparatus - Google Patents

Abstract

The present invention discloses a mold apparatus for manufacturing an ellipse yoke.

The mold apparatus for manufacturing an ellipse yoke according to the present invention is an elliptical yoke, which is provided with a clamping mechanism for supplying a metal material of a thin plate wound in a roll shape at regular intervals, and an upper mold provided to be liftable, and provided at a lower side thereof. In the mold apparatus consisting of a lower die, the punching for forming the rim of the elliptical yoke with respect to the workpiece material is provided in the primary punching portion which is provided in the upper die and lifted and the lower die corresponding thereto. A first punching molding module comprising a first punching accommodating part for forming a groove to be inserted after the punching part punches the material and a sidewall by pressing a central part by receiving a punched material provided on one side of the first punching molding module. The pressing part is provided in the upper mold and lifted by forming, and the groove provided in the lower mold corresponding thereto is accommodated. A deep drawing molding module comprising a pressurizing receiving portion and a deep drawing material provided on one side of the deep drawing molding module are provided to protrude corresponding to upper and lower molds by forging the upper edge of the flat surface. It is provided on the upper die by lifting the primary forging forming module consisting of the first upper and lower protrusions, and is provided on one side of the primary forging forming module to provide a material and to drill the flange of the elliptical yoke. A second punching molding module comprising a second punching accommodating portion provided in the second punching portion and a lower die corresponding thereto to form a groove into which the second punching portion is inserted after punching the material; and on one side of the second forging molding module It is provided with material and forged so that the flange is located at the center of the side of the ellipse yoke. Is the configuration in which the second upper and the second forging molding module made part hadol comprises sequentially disposed in elevating integrally.

Molding device for elliptical yoke manufacturing as described above, the material moving a certain distance through the clamping means is completed as the material is completed while passing through a plurality of molding modules sequentially arranged while lifting up integrally, productivity improvement and defect rate according to the simplification of the manufacturing process It provides an industrially useful effect to lower the In particular, there is an advantage that does not require a separate work process for conventional flange molding.

Ellipse yoke, press, mold

Description

Elliptic yoke mold apparatus

1 is a schematic view showing the configuration of a mold apparatus for manufacturing an ellipse yoke according to the present invention;

2 to 8 are perspective views sequentially showing a manufacturing process of the elliptical yoke according to the present invention,

9 to 11 is a schematic view showing the configuration of a mold apparatus for manufacturing an ellipse yoke according to the present invention,

12 to 13 is a configuration diagram for explaining the operating state of the molding module in the mold apparatus for manufacturing an ellipse yoke according to the present invention.

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

1: Mold device

2: prize mold

3: lower mold

10: 1st punching molding module

20: deep drawing molding module

30: 1st forging molding module

40: secondary punch forming module

50: 2nd forging molding module

The present invention relates to a mold apparatus for manufacturing an ellipse yoke, and more particularly, to a mold apparatus for manufacturing an ellipse yoke, which can reduce the product defect rate while facilitating the production of a small ellipse yoke.

In general, one of the functions necessary for a mobile communication terminal or a portable mobile communication device is an incoming call function, and the most commonly used type for the incoming call function is a voice and vibration such as a melody or a bell. In other words, if the user selects a function required for incoming call in advance, the selected function is activated while the user is able to detect the incoming call.

Among these types of incoming calls, the vibration function is mainly used in consideration to prevent the damage of noise pollution to others in a crowded place. This vibration function is driven by a small vibration motor. It is common for the device to vibrate as it is delivered to the case.

On the other hand, the vibration function used in the past is operated by a small vibration motor that is mounted separately in the device, such a small motor is generally formed of a metal material in order to increase the durability in forming the elliptical yoke.

Looking at the manufacturing method of the conventional elliptical yoke briefly, the overall shape of the elliptical yoke using a plate-like metal material is pressed into a separate mold, respectively. Therefore, the process cannot be continued continuously in one line, and then continued, resulting in a large waste of labor and work time, resulting in an inefficient production, and increasing production costs.

In addition, the flange formed on the rim side of the ellipse yoke requires additional work such as welding through separate processing, and as a result, workability is not easy, resulting in a high product defect rate and lower productivity and additional cost It caused the problem of ascent.

The present invention was created in order to solve the above problems, the present invention is to simplify the manufacturing process by molding the elliptical yoke of several molding modules arranged sequentially through a single lifting process for the material moved by the clamping means And to provide a mold apparatus for manufacturing an ellipse yoke that can increase the reliability.

The mold apparatus for manufacturing an ellipse yoke according to an embodiment of the present invention for realizing the above object is provided with a clamping mechanism and a lifting mechanism for supplying a metal material of a thin plate wound in a roll shape at regular intervals by manufacturing an ellipse yoke. In the mold apparatus comprising an upper mold to be and a lower mold provided on the lower side opposite thereto,

The first punching part provided in the upper mold and the elevating lower mold, and the first punching part provided in the lower mold corresponding to the elevating yoke to form the rim of the elliptical yoke, is inserted into the workpiece after punching the material. A primary punching forming module comprising a first punching accommodating part to form a; The pressing portion provided on one side of the primary punching molding module to form a side wall by receiving a punched material and pressurizing a central portion thereof, and the pressing portion provided on the upper mold and the lower portion corresponding to the lower mold to accommodate the pressing portion accommodated therein. A deep drawing molding module formed of a pressure receiving part to be formed; The primary forging consists of first upper and lower protrusions which are provided on one side of the deep drawing molding module to receive the deep drawn material and forge the upper edge of the upper surface to protrude to correspond to the upper and lower molds, respectively. A molding module; It is provided on one side of the primary forging molding module and provided with a material to perform a punch for forming a flange of the ellipse yoke. A secondary punching molding module including a second punching accommodating part forming a groove into which the punching part is inserted after punching the material; Secondary forging is provided on one side of the secondary forging molding module to receive the material to perform the forging so that the flange is located in the center of the side of the ellipse yoke, the second upper and lower protrusions protruding respectively corresponding to the upper and lower molds The forged molding module is characterized in that the configuration is arranged in sequence to be elevated.

As a preferred feature of the present invention, the deep drawing module is a first deep drawing module consisting of a pressurizing portion and a pressurizing portion having a size of about 25% of the final molding value in order to prevent the sharp deformation of the material, and A second deep drawing module disposed on one side of the primary deep drawing module and having a pressure portion and a pressure receiving portion having a size of about 50% of the final molded value; and a final formed value disposed on one side of the secondary deep drawing module. A third deep drawing module comprising a pressurizing part and a pressurizing part having a size of about 75% with respect to the third deep drawing module, and a pressurizing part and a pressurizing part having the same size with respect to the final molded value. And a fourth deep drawing module.

The features and advantages of the present invention will become more apparent from the following detailed description based on the accompanying drawings. Prior to this, the terms or words used in the present specification and claims are consistent with the technical spirit of the present invention based on the principle that the inventor can appropriately define the concept of the term in order to best explain his or her design. It must be interpreted as meaning and concept.

Hereinafter, with reference to the accompanying drawings illustrating a preferred embodiment of the mold apparatus for manufacturing an ellipse yoke according to the present invention.

1 is a schematic view showing the configuration of a mold apparatus for manufacturing an ellipse yoke according to the present invention, Figures 2 to 7 is a perspective view sequentially showing the manufacturing process of the ellipse yoke according to the present invention, Figure 8 It is a perspective view which shows the ellipse yoke with which the shaping | molding was completed by the mold apparatus for oval yoke manufacture which concerns.

And, 9 to 11 is a schematic view showing the configuration of a mold apparatus for manufacturing an ellipse yoke according to the present invention, Figures 12 to 13 illustrate the operating state of the molding module in the mold apparatus for manufacturing an ellipse yoke according to the present invention. It is a block diagram for this.

First, the mold apparatus for manufacturing the ellipse yoke (c) of the present invention is a press mold for manufacturing the ellipse yoke (c), the press mold is a clamping mechanism (5) for supplying the metal material of the thin plate wound in the form of a roll at regular intervals (5) ) And the upper and lower molds (3).

Here, the clamping mechanism 5 is processed in a gear shape in a positioning hole h formed at equal intervals on both sides of the rolled metal material m in a roll shape, and the gear is inserted into the positioning hole h. It is provided in a form that provides a moving force by rotating in a state, the clamping mechanism (5) is carried out by a conventional known technique, so detailed description thereof will be omitted. And the upper mold (2) is provided by the hydraulic pneumatic press mechanism can be elevated, the lower die 3 is provided on the opposite side to the structure.

On the other hand, the present invention is characterized in that the upper mold (2) and the lower mold (3) is integrally provided with a plurality of molding modules for forming a small elliptical yoke (c), looking at the molding module at this time As shown, the first punching molding module 10, the deep drawing molding module 20, the first forging molding module 30, the second punching molding module 40 and the second forging molding module 50 are sequentially formed. It is the arrangement to be arranged.

As shown in FIG. 9, the primary punching molding module 10 performs perforation to form an edge portion of the elliptical yoke c for a workpiece having a predetermined width. 2) the first punching portion 11 provided in the elevating first punching portion 11 and the lower die 3 corresponding thereto, and the first punching portion 11 forming a groove to be inserted after the first punching portion 11 punches the material. It consists of a part 12.

In the first punching forming module 10, the first punching part 11 and the first punching receiving part 12 are elliptical as shown in FIG. 3 and a semi-circular hole in the width direction of the material as shown in FIG. 2. A hole is formed in the part corresponding to an edge on the partition between yokes (c).

Meanwhile, in the present invention, in order to provide the primary punching molding module 10, the molding process of FIG. 2 and the molding process of FIG. 3 may be separately performed to increase the molding quality of the first molding module 10a and the second. It is proposed that the divided into the molding module (10b).

Deep drawing forming module 20 is provided on one side of the above-described primary punching forming module 10, as shown in the accompanying drawings to receive a punched material to press the central portion of the elliptical yoke (c) side wall The pressure receiving part 20b is formed in the upper die 2 to pressurize the lifting part and the lower die 3 corresponding thereto to form a groove in which the pressing part 20a is accommodated.

In order to prevent the phenomenon of defects and dimensional irregularities caused by rapid molding, the deep drawing molding module 20 is proposed to be molded in four processes.

That is, in the present design, the deep drawing module 20 is pressurized part 20a and pressurized receiving part having a size of about 25% with respect to the final molding value in order to prevent sudden deformation of the material as shown in FIG. 20b) a first deep drawing module 21, a pressurizing portion 20a and a pressure receiving portion disposed on one side of the primary deep drawing module 21 and having a size of about 50% of the final molding value. 20b) a second deep drawing module 22, a pressurizing portion 20a and a pressure receiving portion disposed on one side of the second deep drawing module 22 and having a size of about 75% with respect to the final molding value. A third deep drawing module 23 made of 20b) and a pressing part 20a and a pressure receiving part 20b which are disposed on one side of the third deep drawing module 23 and have the same size with respect to the final molding value. The fourth deep drawing module 24 is configured.

The deep drawing module 20 configured as described above includes first, second, third, and fourth deep drawing modules 21, 22, and 23 having sizes of 25%, 50%, 75%, and 100%, respectively, with respect to the final molding value. The multi-stage structure of (24) enables mass production of the elliptical yoke (c) having accurate dimensions while preventing defects due to sudden plastic deformation of the material.

As shown in FIG. 11, the primary forging molding module 30 is provided at one side of the deep drawing molding module 20 as described above, and is provided with a deep drawing material so that an upper edge portion of the elliptical yoke (c) is provided. By forging flatly, it is the structure comprised by the 1st upper and lower protrusions 31 and 32 protrudingly provided corresponding to the upper and lower molds, respectively.

That is, the primary forging molding module 30 is to facilitate the post-processing by flattening the upper and lower edge portions of the deep-drawn elliptic yoke (c) as shown in FIG.

Second punching molding module 40 is provided on one side of the above-described primary forging molding module 30, as shown in Figure 11 attached to receive the material to form the flange (f) of the elliptical yoke (c) The second punching part 41 provided in the upper mold 2 and the elevating mold 3 and the lower mold 3 corresponding to the lower mold 3 are punched to insert the material after punching the material. It consists of a second punching accommodation portion 42 to form a groove.

That is, the secondary punching molding module 40 is to form the perforated portion corresponding to the flange (f) to form the elliptical yoke (c) flange (f) in Figure 8 as shown in FIG.

Secondary forging molding module 50 is provided on one side of the above-described secondary forging molding module 50, as shown in Figure 11 attached to receive the material flange (f) is the side of the elliptical yoke (c) Forging is located in the center and is composed of second upper and lower protrusions 51 and 42 which protrude to correspond to the upper and lower molds, respectively.

That is, the secondary forging molding module 50 is formed by pressing the flange (f) in Figure 6 as shown in Figure 7 to be located in the center of the side of the elliptical yoke (c).

12 and 13 schematically show the configuration of each forming module in the present invention, the upper and lower molds (2, 3) so that the guide pin (a) and the guide hole (b), respectively; It is formed, the pressing portion provided in the upper mold (2) is a configuration in which the spring (s) is interposed so as to be in elastic contact with the lower mold.

Looking at the molding process of the ellipse yoke (c) by the mold apparatus 1 for manufacturing an ellipse yoke (c) of the present invention is configured as described above.

First, the metal material for forming the elliptical yoke c wound in the form of a roll is sequentially moved into the mold apparatus 1 by the clamping mechanism 5.

Here, the mold apparatus 1 is composed of an upper mold (2) and a lower mold (3) provided to be elevated by a press mechanism, the material is moved to these upper mold (2) and the lower mold (3). In the path, the first punching molding module 10, the deep drawing molding module 20, the first forging molding module 30, the second punching molding module 40, and the second forging molding module 50 are sequentially formed. Is placed.

The material is drilled by the mold apparatus 1 configured as described above in the primary punching molding module 10 as shown in FIGS. 2 and 3, and in the deep drawing molding module 20 as shown in FIG. 4. Drawing is processed.

The primary forging molding module 30 is processed as shown in FIG. 5, and the secondary punching molding module 40 is processed as shown in FIG. 6. Finally, the secondary forged molding module 50 is processed as shown in FIG. 7 and is not shown in the drawing, but the product as shown in FIG. 8 is finally completed and taken out by a cutting machine.

Elliptical yoke (c) manufactured by the above process is molded by each forming module sequentially arranged while being automatically transferred by the clamping mechanism (5) can prevent product defects due to sudden deformation of the material in advance. Mass production of the ellipse yoke (c) with the correct dimensions is possible.

On the other hand, the present invention is not limited to the embodiments described, it is apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit and scope of the present invention. Therefore, such modifications or variations will have to belong to the utility model claims of the present invention.

The mold apparatus for manufacturing an elliptic yoke, which is constructed and operated as described above, improves productivity due to the simplification of the manufacturing process because the molding is completed while passing a plurality of molding modules sequentially arranged while the material moving a predetermined distance through the clamping means is integrated. It provides an industrially useful effect that can lower the failure rate. In particular, there is an advantage that does not require a separate work process for conventional flange molding.

Claims (2)

In the manufacture of the ellipse yoke, in the mold device consisting of a clamping mechanism for supplying the metal material of the thin plate wound in a roll shape at regular intervals and an upper die provided to be elevated and a lower die provided on the lower side opposite thereto, The first punching part provided in the upper mold and the elevating lower mold, and the first punching part provided in the lower mold corresponding to the elevating yoke to form the rim of the elliptical yoke, is inserted into the workpiece after punching the material. A primary punching forming module comprising a first punching accommodating part to form a; The pressing portion provided on one side of the primary punching molding module to form a side wall by receiving a punched material and pressurizing a central portion thereof, and the pressing portion provided on the upper mold and the lower portion corresponding to the lower mold to accommodate the pressing portion accommodated therein. A deep drawing molding module formed of a pressure receiving part to be formed; The primary forging consists of first upper and lower protrusions which are provided on one side of the deep drawing molding module to receive the deep drawn material and forge the upper edge of the upper surface to protrude to correspond to the upper and lower molds, respectively. A molding module; It is provided on one side of the primary forging molding module and provided with a material to perform a punch for forming a flange of the ellipse yoke. A secondary punching molding module including a second punching accommodating part forming a groove into which the punching part is inserted after punching the material; Secondary forging is provided on one side of the secondary forging molding module to receive the material to perform the forging so that the flange is located in the center of the side of the ellipse yoke, the second upper and lower protrusions protruding respectively corresponding to the upper and lower molds Forging molding module; Molding apparatus for elliptical yoke production, characterized in that the arrangement is arranged sequentially and elevating. The deep drawing module according to claim 1, wherein the deep drawing module includes a first deep drawing module comprising a pressing part and a pressure receiving part having a size of about 25% with respect to the final molding value in order to prevent sharp deformation of the material, and the primary drawing module. A second deep drawing module, which is disposed on one side of the deep drawing module and has a pressure part and a pressure receiving part having a size of about 50% of the final molded value, and disposed on one side of the secondary deep drawing module, A third deep drawing module comprising a pressurizing part and a pressurizing part having a size of about 75%, and a fourth part of the press part and the pressurizing part having the same size with respect to the final molded value disposed on one side of the third deep drawing module. Deep drawing module; Elliptic yoke manufacturing mold apparatus, characterized in that consisting of.

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