KR101664902B1 - Progressive mold with automatic sorting device of symmetrical parts - Google Patents

Abstract

The present invention relates to a progressive-type mold provided with a symmetrical part automatic sorting and discharging device, comprising: a lower mold (10); An upper mold 20 positioned above the lower mold 10 and operated to move up and down; A pair of supports 30 fixed to the side surface of the lower mold 10 through which the material 1 is discharged; A rotating shaft 40 rotatably connected to the pair of supports 30; A discharge rod 50 having one end fixed to an intermediate portion of the rotary shaft 40 and having a length such that the other end is upwardly diagonally and selectively abutted to the side surface of the discharge portion 11; An operation block 60 installed at both ends of the rotary shaft 40; A rotary member (70) fixed at one end of the lower mold (10) and selectively rotating the operation block (60); The upper mold 20 is fixed to the side surface of the upper mold 20 in the direction in which the discharge unit 12 is formed and the upper surface of the lower mold 20 is moved up and down to press the upper surface of the operation block 60, And a pressing block 80 for lowering the symmetrical parts. The symmetrical parts are automatically classified and discharged according to the direction.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a progressive mold with automatic sorting device of symmetrical parts,

The present invention relates to a progressive-type mold provided with a symmetrical part automatic sorting and discharging device, and more particularly, to a method of manufacturing a pair of shaped articles, in which plate-like materials are symmetrically formed through various molding processes, The present invention relates to a progressive die provided with a symmetrical part automatic sorting and discharging device configured to separate symmetrical parts separately by cutting them.

In general, a large number of small parts are assembled together in an automobile, and these small parts are mainly manufactured using a progressive-type mold. Such a progressive-type mold has a plate- Means a device that is continuously press-molded while passing through a stepped molding section provided on upper and lower mold dies while being repeatedly transported between a set of dies made of die and spaced at regular intervals.

In the progressive metal mold having the above-described structure, when manufacturing parts symmetrical to each other in the left-right direction or the up-down direction, it is preferable to use two sets of metal molds It is relatively manufactured by using a single mold when press forming a symmetric part by using a progressive mold.

However, once a symmetrical part is manufactured using a set of progressive molds as described above, since the symmetrical parts are collected and discharged into one place, a post-process is required to classify the parts according to the direction of the parts.

At this time, it is difficult to use an automatic apparatus in the post-process of sorting the parts in accordance with the direction, and therefore, the worker manually classifies the parts, which causes labor and time to be spent for sorting the parts.

Furthermore, since the sorting operation of the parts is carried out by hand, it is difficult to guarantee the accuracy of the sorting operation, so that the miscategorized parts are supplied to the subsequent process in the wrong direction and the subsequent process is interrupted or the worker has to change the parts There is a hassle.

Accordingly, there is a demand for the development of a mold in which a pair of symmetrical molded products are formed into one row, and then classified and discharged accurately and quickly in the final process.

KR 10-0830700 B1 KR 10-0586398 B1

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide a symmetrical part which can be quickly and accurately classified according to a direction, The purpose is to provide a mold.

According to an aspect of the present invention, there is provided a method of manufacturing a semiconductor device, comprising: a lower mold having first and second parts formed to be symmetrical to each other and continuous in a row, An upper mold positioned at an upper portion of the lower mold and lifted and lowered to press the material passing through the lower mold; A pair of supports fixedly installed on a side surface of the lower mold from which the material is discharged; A rotation shaft connected to a pair of supports to be rotatable; A discharge rod having one end fixed to an intermediate portion of the rotating shaft and the other end being diagonally upward to selectively contact the side surface of the discharge portion; An operation block provided at both ends of the rotary shaft; A rotary member fixed to the side surface of the lower mold and selectively rotating the operation block; And a press block which is fixed to a side surface of the upper mold in a direction in which the discharge portion is formed and presses the upper surface of the operation block by a lifting operation of the upper mold to lower the discharge rod, And the second part is freely dropped and discharged at the discharge part.

At this time, it is preferable that the operation block of the present invention is formed with a vertical part and a horizontal part so as to form a side shape of an "L" shape, and a vertical hole having a vertical length through which the rotary member is inserted.

The rotary member of the present invention includes a stationary rod having one end fixed to a side surface of a lower mold and the other end penetrating a slot of a vertical portion; A first elastic spring inserted into the fixing rod; And an adjusting screw which is fastened to the free end of the fixing rod.

Further, the press block of the present invention comprises a "T" shaped fixing part fixed to one side of the upper mold; An installation part fixedly installed at one end of the fixing part and having a length in both directions; A pair of guide rods installed downwardly at opposite ends of the mounting portion; And a second elastic spring which is respectively installed on the pair of guide rods and elastically presses the upper surface of the operation block.

It is further preferable that the upper mold bottom surface of the present invention further includes a pressing protrusion for pressing the first component.

The present invention is characterized in that when a plate-shaped workpiece is fed along a movement path between upper and lower dies and a pair of molded articles that are stepwise press-molded are discharged through a discharge section provided at one side, Are separately sorted and discharged separately, and there is no need for a post-process of sorting the collected components according to their orientations.

In addition, according to the present invention, the rod is lowered and raised at the correct timing in accordance with the timing at which the upper mold is lowered, so that the components are accurately classified and discharged even during the rapid press molding process.

In addition, the present invention can relocate the manpower required for the part sorting operation to another process, thereby further improving the production efficiency, solving the problem of mixing parts by the operator,

1 is a plan view showing an example of a workpiece in which the first and second parts of the present invention are continuously formed in one row,
FIG. 2 is a perspective view showing an example of a progressive-type metal mold equipped with the symmetrical part automatic sorting and discharging apparatus of the present invention,
Fig. 3 is a partially enlarged perspective view of Fig. 3,
FIG. 4 is a use state diagram showing an example of a state in which an upper mold is lifted in a progressive-type metal mold provided with the symmetrical part automatic sorting and discharging apparatus of the present invention,
FIG. 5 is a use state diagram showing an example of a state in which the upper mold is lowered in the progressive-type mold having the symmetrical part automatic sorting and discharging apparatus of the present invention,
6 is a use state diagram showing an example in which the first part is discharged through the discharge rod of the present invention,
7 is a state diagram showing an example in which the second part of the present invention is discharged through a discharge part.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The present invention relates to a progressive-type metal mold provided with a symmetrical part automatic sorting and discharging device. The present invention is characterized in that the material (1) is made of a metal plate having a length as shown in FIG. 1, Is repeatedly transferred along a moving path between the lower mold 10 and the upper mold 20 and is formed in various shapes by protrusions, grooves, punches or the like to be formed on the lower mold 10 and the upper mold 20 After the press molding is performed, the molded parts are discharged through the discharge part 11 provided at one side of the lower mold 10 through the cutting step. At this time, the plate-shaped work 1 is transferred to the lower mold 10 and the upper mold Symmetrical first and second parts 1A and 1B which are assembled in the right and left directions or in the up and down direction while being conveyed along the first and second parts 1A and 1B are continuously formed and connected to each other by a connecting part CP connecting the first and second parts 1A and 1B, Are separated by a punch or the like in the final process, It is configured to.

2 and 3, the first and second parts 1A and 1B, which are formed so as to be symmetrical to each other, are continuous in one row and the material 1 molded on one side An upper mold 10 which is located at the upper portion of the lower mold 10 and which is moved up and down and presses the material 1 passing through the lower mold 10 to form an upper mold A pair of supports 30 fixed to the side of the lower mold 10 from which the material 1 is discharged and a rotary shaft 40 rotatably connected to the pair of supports 30, A discharge rod 50 having one end fixed to the intermediate portion of the rotating shaft 40 and the other end extending upward in the diagonal direction so as to selectively contact the side surface of the discharge portion 11, And one end of which is fixed to the side surface of the lower mold 10 and which selectively presses the operation block 60 And the upper surface of the operation block 60 is pressed by the lifting operation of the upper mold 20 and the lower surface of the discharge rod 50 And a pressure block 80 for lowering the pressure.

In the lower mold 10 of the present invention, grooves and protrusions of various shapes are formed step by step, and corresponding to the upper mold 20, protrusions and grooves are formed so that the material 1 is press- And a pair of supports 30 are installed on the discharge part 11. The discharge part 11 is provided at one side of the lower mold 10 to discharge the molded product.

The pair of supports 30 are formed in the shape of a letter "? &Quot; as in FIGS. 2 and 3 and are spaced apart from each other at a discharge portion 11 of the lower mold 10, 30, a long hole 31 is formed along a vertical length in a portion having a vertical length (not shown), and a fixing bolt 32 is passed through the long hole 31 to be assembled to the side surface of the lower mold 10 do.

A through hole (not shown) is formed in a horizontal portion (not shown) of the pair of supports 30, and a rotation shaft 40 described later is provided in the through hole.

The rotary shaft 40 has a horizontal length, and a discharge rod 50, which will be described later, is fixedly installed at an upward angle to an intermediate portion thereof.

The discharge rod 50 is fixed to an intermediate portion of the rotary shaft 40 at an upward slope at an angle so that the upper end thereof is selectively pressed by a first block 1A The first part 1A is transported along the discharge rod 50 to be discharged from the discharge rod 50 in a state in which the discharge rod 50 is rotated and fixed so as to be in close contact with the discharge part 11, And after the first part 1A is discharged, the discharge rod 50 is rapidly rotated to be spaced from the discharge part 11, The second part 1B discharged continuously to the part 1A is discharged through the second discharge path E2 different from the first part 1A through the free fall.

A pair of actuating blocks 60 fixedly mounted on both ends of the rotary shaft 40 are vertically arranged in the vertical direction 61 and the horizontal direction 62 And a vertical hole 61A having a vertical length is formed in the vertical portion 61 so that a rotary member 70, which will be described later, is inserted through the slot 61A.

The operation block 60 having the above-described structure is configured such that the upper portion of the vertical portion 61 of the operation block 60 is pushed and rotated by the elastic force acting on the rotary member 70, The discharge rod 50 fixed to the rotary shaft 40 is rotated and operated within a predetermined angle range by the operation of the rotary shaft 40. As a result, The tip end of the lower mold 50 abuts against the discharge portion 11 of the lower mold 10 or is separated from the discharge portion 11. [

4, one end of the rotary member 70 is fixed to the side surface of the lower mold 10 and the other end is fixed to the long hole 61A of the vertical portion 61 A first elastic spring 72 inserted into the fixing rod 71 and an adjusting screw 73 fastened to the free end of the fixing rod 71. [

At this time, the adjusting screw 73 is fastened and fixed to the front end of the fixing rod 71, and the operating block 60 is moved by the first elastic spring 72 according to the degree of unscrewing and screwing of the adjusting screw 73 (Rotation angle) to be rotated is adjusted.

A pressing block 80 for selectively pressing the upper surface of the vertical portion 61 of the operation block 60 is formed of a "T" -shaped bar-like member fixed to one side surface of the upper mold 20 as shown in FIGS. A pair of guide rods 81 fixed to one end of the fixing portion 81 and having a length in both directions and a pair of guide rods 82 installed downwardly through both ends of the mounting portion 82, 83 and a pair of guide rods 83 to elastically press the upper surface of the operation block 60.

At this time, a contact plate 83A having a predetermined width and length is further provided on the bottom surface of the pair of guide rods 83. By this contact plate 83A, the operation block 60 is rotated by the elastic force of the rotary member 70 It is possible to more easily and accurately press the upper surface of the vertical portion 61 to fix the operation block 60 even when the rotary block 60 is rotated at a predetermined angle.

5, when the upper mold 20 is moved downward, the press block 80 is moved downward together with the upper mold 20, The upper end of the vertical portion 61 is pressed to rotate the operation block 60 in the counterclockwise direction so that the rotary shaft 40 is rotated to move the discharge rod 50 to the lower mold 10, As shown in Fig.

At this time, a pressing protrusion 21 is protruded from the upper mold 20. When one end of the first part 1A is pressed by the pressing protrusion 21, the first part 1A is inclined, 50).

When the upper mold 20 is moved upward, the pressing block 80 is moved upward together with the upper mold 20 to release the pressing force for pressing the vertical portion 61 of the operating block 60, The upper portion of the vertical portion 61 of the operation block 60 is rotated in the clockwise direction by the elastic force acting on the first elastic spring 72 of the lower mold 70, The second part 1B formed continuously with the first part 1A as shown in Fig. 7 freely falls through the discharge part 11 of the lower mold 10 and is discharged do.

As described above, according to the present invention, as the press block 80 is moved up and down with the upper mold 20, the operation block 60 is rotated within a certain angle range. The discharge rod 50 must be operated in accordance with the timing and accordingly the discharge rod 50 will be described with reference to a clock around the rotary shaft 40 with respect to the range in which the discharge rod 50 is rotated. The bottom dead center of the discharge rod 50 from which the first part 1A is discharged is set at 10 o'clock and the pressing force of the pressing block 80 is released at 10 o'clock 20 minutes, The material 1 is transported at a predetermined interval at 10:50, so that the second part 1B is freely dropped and discharged.

With the above arrangement, even if the discharge rod 50 is rapidly rotated to alternately reach the top dead center and the bottom dead center, the time required for the first part 1A to be discharged along the discharge rod 50, 1B can be discharged before the discharge rod 50 reaches the top dead center and before it is lowered again. As a result, the first and second parts 1A and 1B are quickly and precisely classified and discharged do.

The progressive type mold provided with the symmetrical part automatic sorting and discharging apparatus of the present invention is operated in conjunction with the elevating operation of the upper mold 20 so that the pressing block 80 can be moved up and down quickly and accurately.

Since the discharge rod 50 provided on the rotary shaft 40 is closely contacted with or spaced from the discharge portion 11 by using the ascending and descending operations of the pressing block 80, the first and second parts 1A and 1B, Can be sorted and discharged along different discharge paths after the final cutting process, and as a result, the worker is not required to separately sort the collected parts, resulting in a great cost saving.

1: Material 1A: First part
1B: second part 10: lower mold
11: discharge part 20: upper mold
21: pressing projection 30:
31: Slot 32: Fixing bolt
40: rotary shaft 50: discharge rod
60: actuating block 61: vertical part
61A: elongated hole 62: horizontal portion
70: rotating member 71: fixed rod
72: first elastic spring 73: adjusting screw
80: pressing block 81:
82: mounting part 83: guide rod
83A: contact plate 84: second elastic spring
CP: connection E1: first discharge path
E2: Second discharge path

Claims (5)

A lower mold 10 in which first and second parts 1A and 1B formed to be symmetrical to each other are continuous in one row and a discharge part 11 through which a molded material 1 is discharged is formed;
An upper mold 20 located at an upper portion of the lower mold 10 to be elevated and lowered and pressing the material 1 passing through the lower mold 10 to form the material;
A pair of supports 30 fixed to the side surface of the lower mold 10 through which the material 1 is discharged;
A rotating shaft 40 rotatably connected to the pair of supports 30;
A discharge rod (50) having one end fixed to an intermediate portion of the rotating shaft (40) and the other end extending diagonally upward;
An operation block 60 installed at both ends of the rotary shaft 40;
A rotary member (70) fixed at one end of the lower mold (10) and selectively rotating the operation block (60);
The upper mold 20 is fixed to the side surface of the upper mold 20 in the direction in which the discharge unit 11 is formed and presses the upper surface of the operation block 60 by the lifting operation of the upper mold 20, And a pressing block 80 for lowering the pressing force of the pressing block 80,
The first part 1A is moved along the discharge rod 50 in a state in which the discharge rod 50 is operated to be lowered and the second part 1B is discharged from the discharge part 11 And a discharge port for discharging the same.
The method according to claim 1,
The operating block (60)
And has a vertical portion 61 and a horizontal portion 62 so as to form an L-shaped side surface,
Wherein the vertical part (61) is formed with a long hole (61A) having a vertical length through which the rotary member (70) is inserted.
The method of claim 2,
The rotating member (70)
A fixing rod 71 fixed to the side surface of the lower mold 10 and having the other end penetrating the elongated hole 61A of the vertical portion 61;
A first elastic spring 72 inserted into the fixing rod 71;
And an adjusting screw (73) which is fastened to the free end of the fixing rod (71).
The method according to claim 1,
The pressing block 80 includes a "T" -shaped fixing portion 81 fixed to one side surface of the upper mold 20;
A mounting part 82 fixed to one end of the fixing part 81 and having a length in both directions;
A pair of guide rods 83 installed downward at opposite end portions of the mounting portion 82;
And a second elastic spring (84) provided on the pair of guide rods (83) for elastically pressing the upper surface of the actuating block (60). Mold.
The method according to claim 1,
And a pressing projection (21) for pressing one end of the first part (1A) and guiding the first part (1A) to be discharged by the discharge rod (50) is further provided on the bottom surface of the upper mold (20) Progressive mold having a discharge device.

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