KR100891500B1 - Mold for Automatically Unmanned Facility - Google Patents

Abstract

The present invention relates to a mold apparatus that is applied to an unmanned automatic equipment, and more particularly, to a mold apparatus for being applied to an unmanned automatic equipment that can punch out a plurality of flexible circuit boards at a time.

In the above-described present invention, in the mold apparatus used to remove the flexible circuit board from the flexible circuit board sheet consisting of an upper mold and a lower mold,

The upper mold, the base portion; A plate portion coupled to a lower portion of the base portion and having a first perforation having the same shape as the flexible circuit board; And a pad portion inserted into the first perforation of the plate portion in the same shape as the flexible circuit board and having a thickness smaller than the height of the first perforation to have a step between the plate portion.

The lower mold, the holder portion; A stripper part having a second perforation having the same shape as that of the flexible printed circuit board, while being coupled via a clearance holding means to maintain the clearance between the upper portion of the holder; And a punch part inserted into the second hole in the same shape as the flexible circuit board and projecting to the upper surface of the stripper part when the stripper part is pressed to be in close contact with the holder part. Provided mold apparatus for automatic equipment.

Description

Mold device for unmanned automatic equipment {Mold for Automatically Unmanned Facility}

The present invention relates to a mold apparatus that is applied to an unmanned automatic equipment, and more particularly, to a mold apparatus for application to an unmanned automatic equipment that can simultaneously punch out a plurality of flexible circuit boards at a time from the substrate sheet.

A flexible printed circuit board (FPCB) is a substrate printed with a microcircuit on a heat-resistant plastic film such as polyester or polyimide, which is a flexible material.It is capable of shape deformation but has high durability against repeated bending and high density. And three-dimensional wiring, and there is no wiring error and good assembly.

Therefore, flexible printed circuit boards (hereinafter referred to as 'flexible circuit boards') are used for cameras, computers and peripherals, mobile communication terminals, video / audio devices, camcorders, printers, DVDs, TFT LCDs, satellite equipment, military equipment, and medical equipment. It is used widely.

In the flexible circuit board, a pattern, an interface, a pad, a tap and a slot, and various holes are formed in order to electrically and mechanically connect various components. As the size becomes smaller, lighter and more versatile, the size is also getting smaller.

FIG. 1 is a view illustrating a general flexible printed circuit board sheet, and as shown, a plurality of flexible printed circuit boards 11 are regularly arranged on the flexible printed circuit board sheet (hereinafter, referred to as the substrate sheet 10).

A mold apparatus is typically used to separate the flexible circuit board 11 from the substrate sheet 10. The mold apparatus is usually formed of an upper mold and a lower mold, and the substrate sheet (between the upper mold and the lower mold). The mold apparatus is pressed at the correct position where the flexible circuit board 11 is located by separating the flexible circuit board 11 from the substrate sheet 10.

At this time, it should be noted that the position of the hole in the substrate sheet 10 to position because the substrate sheet 10 must be located at the correct point of the mold apparatus to detach the flexible circuit board 11 in its original shape. (12) is to be drilled.

Therefore, in the related art, a separate process of drilling the position hole 12 in order to detach the flexible circuit board 11 from the substrate sheet 10 is necessary.

In addition, when removing the flexible circuit board 11 from the substrate sheet 10, by placing the substrate sheet 10 between the upper mold and the lower mold, the worker manually punches the flexible circuit board 11 one by one or two. To take off the bar, this manual method has a problem that the work speed is very delayed and the work fatigue increases, resulting in decreased productivity and diseases of the musculoskeletal system of the worker.

The present invention is to solve the problems as described above, the object is to provide a mold apparatus used in the unmanned automatic equipment by unattended automation of removing the flexible circuit board from the substrate sheet work required for extracting the flexible circuit board It aims to increase productivity by reducing the process and allowing the flexible circuit board to be peeled off quickly and precisely as desired.

In order to solve the above object, the present invention, in the mold device used to separate the flexible circuit board from the flexible circuit board sheet consisting of an upper mold and a lower mold,

The upper mold,

A base portion; A plate portion coupled to a lower portion of the base portion and having a first perforation having the same shape as the flexible circuit board; And a pad portion inserted into the first perforation of the plate portion in the same shape as the flexible circuit board and having a thickness smaller than the height of the first perforation to have a step between the plate portion.

The lower mold,

Holder portion; A stripper portion having a second perforation having the same shape as that of the flexible printed circuit board, while being coupled via a clearance oil index end to maintain the clearance between the upper portion of the holder portion; And a punch part inserted into the second hole in the same shape as the flexible circuit board and projecting to the upper surface of the stripper part when the stripper part is pressed to be in close contact with the holder part. Provided mold apparatus for automatic equipment.

In addition, the base portion is characterized in that the substrate discharging means for pushing the pad portion toward the bottom of the plate portion to easily discharge the flexible circuit board inserted into the first perforation to the outside.

In addition, the substrate discharge means,

And a push rod installed through the base portion so as to press the pad portion downward, a push block mounted on the push rod, and an elastic member disposed between the push block and the base portion. .

In addition, the play holding means,

A guide rod for guiding the stripper to move up and down on the holder portion; a play adjustment device having a predetermined length to fit the guide rod to adjust the play between the stripper portion and the holder portion; and the guide rod and the holder portion. Elastic installation between the stripper portion is characterized in that it comprises an elastic member to maintain a predetermined clearance from the holder portion.

In addition, the elastic member is characterized in that the coil spring.

According to the present invention, since the flexible circuit board can be automatically punched as many times as desired at a time, the punching speed of the flexible circuit board is faster than that of the related art, which greatly increases the work efficiency and significantly reduces the defective rate as the process is automated. have.

In addition, since the process for the position hole, which had to be processed in the past, is not necessary to determine the position of the substrate sheet, there is an advantage that the process is simplified along with the cost reduction due to the decrease in the number of processes.

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

2 is a reference view schematically showing a state in which a mold apparatus according to the present invention is installed in an unmanned automatic facility, FIG. 3 is a perspective view of an upper mold of a mold apparatus according to the present invention, and FIG. 4 is a mold according to the present invention. Figure 5 is a perspective view of the lower mold of the device, Figure 5 is a cross-sectional view for showing the coupling relationship of the mold apparatus according to the present invention, Figure 6 is an operation for explaining the process of removing the flexible circuit board using the mold apparatus of the present invention. 7 is a state diagram for explaining a process of discharging the flexible circuit board fitted to the mold apparatus of the present invention to the outside.

First, referring to Figure 2, the mold apparatus 100 according to the present invention comprises a large upper mold 200 and lower mold 300, the upper mold 200 of the unmanned automatic equipment (not shown) It is fixedly coupled to the lifting means 20 can be elevated in the vertical direction together with the lifting means 20, the lower mold 300 may be fixed by the clamp means 30 of the unmanned automatic equipment.

In the embodiment of the present invention as shown in Figure 2, the upper mold 200 is shown to move and the lower mold 300 is fixed, which can be selected by the implementer as needed, depending on the structure or manner of operation of the facility Therefore, even if the upper mold 200 is fixed and the lower mold 300 is installed to move, the present invention can achieve the object.

However, hereinafter, for convenience, the upper mold 200 is moved together with the lifting means 20 and the lower mold 300 will be described as being fixed to a position corresponding to the upper mold 200.

Referring to FIG. 3, the upper mold 200 includes a base portion 210, a plate portion 220, and a pad portion 230.

The base portion 210 is a portion that is coupled to the lifting means 20 of the unmanned automatic equipment, it is located at the top of the upper mold (200).

The base portion 210 may be made of one independent configuration, but as shown for convenience of manufacture, it is assembled in a plurality of configurations detachably assembled with each other.

Therefore, the base portion 210 is disposed so as to be in contact with the elevating means 20 and the upper plate 211 and the lower side of the upper plate 211 on both sides while a predetermined receiving space is formed therebetween. Composed of a high block 212, and a lower plate 213 disposed below the high block 212, the upper plate 211 and the high block 212 and the lower plate 213 when combined with each other to accommodate a predetermined Space is formed.

The top plate 211 is preferably formed with a through-hole 211a for penetrating the knockout bar 40 for applying an external force to the substrate discharge means to be described later.

Here, the block 212 is provided for the installation of the substrate discharge means to be described later, when the substrate discharge means is not necessary in the present invention, the block 212 is deleted or the top plate 211 or The base plate 210 may be formed in the same shape as the lower plate 213, and the base portions 210 may be formed as one independent configuration without being separated as described above. .

On the other hand, the plate portion 220 is to be coupled to the lower portion of the base portion 210, as shown in the case where the base portion 210 has a separated configuration, the base portion 210 lower plate 213 Removably coupled to the bottom of the.

The plate portion 220 is provided with a first perforation 221 having the same shape as the flexible circuit board 11 as shown in Figure 1, the number of the first perforations 221 as required by the operator Since it is selectable, it is not limited to the number shown in drawing.

That is, the number of the first perforations 221 is set in advance to determine how many flexible circuit boards 11 to be extracted when the substrate sheet 10 is punched once, and the number of the first perforations 221 according to the number thereof. It is necessary to determine, in the present invention, the first perforation 221 is exemplarily four.

In addition, the first perforations 221 may be formed to penetrate the plate 220.

Meanwhile, the pad part 230 is formed in the same shape as the flexible circuit board 11 or the first perforation 221 and is inserted into the first perforation 221, and the thickness of the pad part 230 is increased. Is smaller than the height of the first puncture 221 between the height of the plate portion 220 and the thickness of the pad portion 230 when the pad portion 230 is inserted into the first puncture 221 It is desirable to have a predetermined height step.

As shown in FIG. 5, the reason why the height step d is disposed between the plate part 220 and the pad part 230 is because of the lower mold 300 to be described later into the first hole 221. This is to allow the punch portion to push in the flexible circuit board 11.

In addition, since the pad part 230 is installed to be slidable up and down within the first hole 221, when the pad part 230 is installed in the first hole 221 having the step d, As shown in FIG. 5, the pad part 230 is kept downward by its own weight, and the step d is substantially generated at the top of the pad part 230.

On the other hand, the base portion 210 is a flexible circuit board 11 inserted into the first hole 221 by the mutual press of the upper mold 200 and the lower mold 300 from the first hole 221 Substrate discharge means 240 is provided to be easily discharged, the substrate discharge means 240 is to push the pad portion 230 inserted into the first perforation 221 toward the bottom surface of the plate portion 220 The flexible printed circuit board 11 inserted into the first hole 221 is discharged.

3 and 7, the substrate discharging unit 240 will be described in more detail. The substrate discharging unit 240 may be disposed on the base portion 210 so as to press the pad portion 230 downward. A plurality of push rods 241 installed through the push rods, push blocks 242 mounted on the push rods 241, and elastic members 243 installed between the push blocks 242 and the base portion 210. ) Is optionally included.

As the push rod 241 has a predetermined length, one end of the push rod 241 penetrates the base portion 210, more specifically, the lower plate 213 of the base portion 210 to be in contact with the pad portion 230. Installed and the other end is configured to protrude from the lower plate (213).

In addition, the push block 242 is simply placed on the other end of the push rod 241 and the push block 242 from the lower plate 213 of the base portion 210 unless an external force is applied from the outside. It is preferable that the elastic member 243 is installed between the push block 242 and the lower plate 213 of the base portion 210 so as to maintain a state spaced to a predetermined height, and the elastic member 243 is necessarily Since it is not necessary and may be required, the implementer may select whether to add it as needed.

In addition, the push block 242 is coupled to the lower plate 213 of the base portion 210 through the guide bolt 244 to smoothly move up and down on the lower plate 213 of the base portion 210. desirable.

Therefore, when the external force is not applied to the push block 242, the push block 242 is maintained at a predetermined height spaced apart from the lower plate 213 by the elastic force of the elastic member 243. When this is applied, the elastic force of the elastic member 243 is overcome and the push block 242 is pushed to push the push rod 241, and the push rod 241 presses the pad part 230 again to press the pad part. The bottom surface of the 230 moves to a position coinciding with the bottom surface of the plate portion 220 so that the flexible circuit board 11 inserted into the first hole 221 is discharged.

Meanwhile, referring to FIG. 4, the lower mold 300 includes a holder 310, a stripper 320, and a punch 330.

The holder 310 is a portion fixed by the clamp means 30 of the unmanned automatic equipment, and is located at the bottom of the lower mold 300.

The holder 310 may also be configured as one independent configuration, but as shown in FIG.

Since the holder part 310 can be made of three to four configurations as necessary, it can be composed of the upper plate 311, the middle plate 312, the lower plate 313 as shown in Figure 4, the middle plate 312 ) May be prepared to be separated into two again.

In addition, the stripper 320 is a separate clearance holding means 340 to maintain a predetermined clearance between the upper portion of the holder portion 310 (specifically, the upper plate 311 of the holder portion 310) ) Is combined through the media.

Here, the clearance g formed between the stripper 320 and the holder 310 is preferably smaller than or equal to the step d in the upper mold 200 as shown in FIG. 5.

A second hole 322 having the same shape as the flexible circuit board 11 is provided at a position facing the pad part 230 among the upper surface of the stripper part 320, and the second hole 322. The number of is equal to the number of the first perforations 221.

Here, the second perforation 322 may be formed only in the stripper portion 320, but may be formed together with the upper plate 311 of the holder portion 310 as shown in the drawing is selected according to the convenience of the practitioner Can be.

Meanwhile, the punch part 330 is inserted into the second hole 322 in the same shape as the flexible circuit board 11 or the second hole 322, and the stripper part 320 is driven by an external force. When the punch part 330 is pressed into the upper surface of the stripper part 320 when it is pressed to be in close contact with the upper plate 311 of the holder part 310 (between the stripper part 320 and the holder part 310). Of play).

Therefore, the punch part 330 should be formed to have a thickness obtained by adding the height of the second hole 322 and the clearance g, and thus the stripper part 320 is connected to the holder part 310. When in close contact, the punch part 330 protrudes from the upper surface of the stripper part 320 so that the flexible circuit board 11 in the substrate sheet 10 can be pressed out.

Of course, when the second perforation 322 is formed only in the stripper portion 320, the thickness of the punch portion 330 is the sum of the thickness of the stripper portion 320 and the clearance g, When the second hole 322 is formed together with the stripper 320 and the upper plate 311 of the holder 310, the thickness of the punch part 330 is the stripper 320 and the holder part ( 310) the sum of the clearance g is added to the thickness of the upper plate 311.

And, at least on one side of the upper surface of the stripper 320, the positioning pin hole for adjusting the position of the upper pin 200 and the lower mold 300 to adjust the position of the adjustment pin (p) is installed ( h) is formed, the positioning pin hole (h) is also formed in a position facing each other in the plate portion 220 of the upper mold (200).

For reference, the positioning pin (p) is used only at the initial position adjustment of the upper mold 200 and the lower mold 300, and is removed after the position adjustment is completely set.

On the other hand, the clearance holding means 340 provided in the lower mold 300 is configured such that the stripper 320 always maintains a constant clearance from the holder 310, the clearance holding means 340 4 and 6, the guide rod 341, the play gap 342 and the elastic member 343 is largely made as shown in FIG.

The guide rod 341 is configured to guide the stripper part 320 to be moved up and down on the holder part 310, and the clearance adjusting part 342 is fitted to the guide rod 341 so that the stripper part ( The play between the 320 and the holder 310 may be adjusted.

Therefore, by varying the length of the clearance adjustment opening 342, the stripper 320 can adjust the clearance (g) spaced from the holder 310, the operator can adjust the clearance as needed. .

In addition, the elastic member 343 is installed between the guide rod 341 and the holder part 310 so that the stripper part 320 is connected to the holder part when no external force is applied to the stripper part 320. 310 to maintain a predetermined play.

Here, although the coil spring is preferably used as shown in the elastic member 243 used for the upper mold 200 or the elastic member 343 used for the lower mold 300, it is necessarily limited to the coil spring. It does not have to be, and the implementer can apply various things as needed.

Hereinafter, an operation according to an embodiment of the present invention will be described with reference to FIGS. 5 to 7.

For reference, Figure 5 is cut off the upper mold 200 and lower mold 300 so that the configuration of the present invention to the maximum, Figures 6 and 7 are cut in a straight line to facilitate the operation of the present invention. Note, therefore, that the cross-sectional configuration for the same site is different.

First, as shown in FIG. 5, the upper mold 200 or the lower mold 300 has a positioning pin (p) installed at one position so that the upper mold 200 and the lower mold 300 coincide with each other. Set the position by inserting one mold.

When the position setting of the upper mold 200 and the lower mold 300 is finished, the substrate sheet 10 is inserted between the upper mold 200 and the lower mold 300, as shown in FIG. The exact positioning of the) is done by a separate means in the unmanned automatic equipment, so it is out of the question.

When the substrate sheet 10 is placed as described above, the upper mold 200 is pressed toward the lower mold 300, and the plate part 220 presses the substrate sheet 10 and the stripper part 320 together. Accordingly, the stripper unit 320 is pressed and the punch unit 330 exerts a force on the flexible circuit board 11 of the substrate sheet 10 so that the flexible circuit board 11 is extracted from the substrate sheet 10. It is inserted into the first perforation 221.

In this state, when the upper mold 200 is lifted up again, as shown in FIG. 7, the stripper part 320 is restored to its original position and maintains a predetermined gap g between the holder part 310 and the holder part 310. The upper die 200 is raised to a predetermined height in a state in which the flexible circuit board 11 is inserted into the first perforation 221.

In this state, the flexible circuit board 11 may be naturally discharged from the first perforation 221 by its own weight. However, since the flexible circuit board 11 is normally stuck inside the first perforation 221, the flexible circuit board 11 may be unattended. The push block 242 is pressed by the knockout bar 40 provided.

When the push block 242 is pressed, the push rod 241 presses the pad part 230 so that the pad part 230 discharges the flexible circuit board 11 as shown in FIG. At the same time as the flexible circuit board 11 is discharged, the flexible circuit board 11 which is inserted and discharged is inserted into the substrate collecting unit (not shown) provided in the unmanned automatic equipment.

As mentioned above, although this invention was demonstrated in detail using the preferable embodiment, the scope of the present invention is not limited to the specific Example described, and the person of ordinary skill in the art is not limited within the scope of this invention. Substitution and modification of the components are possible, which also belongs to the rights of the present invention.

1 is a view showing a typical flexible printed circuit board sheet,

2 is a reference diagram schematically showing a state in which a mold apparatus according to the present invention is installed in an unmanned automatic facility;

3 is a perspective view of an upper mold of a mold apparatus according to the present invention;

4 is a perspective view of a lower mold of a mold apparatus according to the present invention;

5 is a cross-sectional view for showing a coupling relationship of a mold apparatus according to the present invention;

6 is an operational state diagram for explaining a process of detaching a flexible circuit board using the mold apparatus of the present invention;

7 is a working state diagram for explaining a process of discharging the flexible circuit board fitted to the mold apparatus of the present invention to the outside.

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

10: flexible circuit board sheet (substrate sheet) 11: flexible circuit board

20: lifting means 30: clamp means

40: knockout bar 100: mold apparatus of the present invention

200: upper mold 210: base portion

220: plate portion 230: pad portion

240: substrate discharge means 241: push rod

242: push block 243: elastic member

300: lower mold 310: holder portion

320: stripper portion 330: punch portion

340: play holding means 341: guide rod

342: play gap 343: elastic member

Claims (7)

In the mold apparatus consisting of the upper mold 200 and the lower mold 300 used to separate the flexible circuit board 11 from the flexible circuit board sheet 10, The upper mold 200, A base portion 210; A plate portion 220 coupled to a lower portion of the base portion 210 and having a first hole 221 having the same shape as the flexible circuit board 11; A pad part inserted into the first hole 221 of the plate part 220 and having a thickness smaller than the height of the first hole 221, and having a step d between the plate part 220 and the plate part 220 ( 230), including, The lower mold 300, Holder 310; A stripper part 320 having a second perforation 322 while being coupled via the clearance maintaining means 340 to maintain the clearance g therebetween with the upper portion of the holder part 310; And a punch part 330 inserted into the second perforation 322 and protruding to the upper surface of the stripper part 320 when the stripper part 320 is pressed and in close contact with the holder part 310. Mold apparatus for unmanned automatic equipment, characterized in that. According to claim 1, wherein the clearance holding means 340, A guide rod 341 for guiding the stripper unit 320 to move up and down on the holder unit 310, and a guide rod 341 fitted between the stripper unit 320 and the holder unit 310. A clearance adjustment tool 342 for adjusting clearance between the guide rod and the guide rod 341 and the holder 310, so that the stripper 320 maintains the clearance from the holder 310. Molding apparatus for unmanned automatic equipment, characterized in that it comprises an elastic member (343). The apparatus of claim 2, wherein a clearance g between the stripper part 320 and the holder part 310 is adjusted according to the length of the clearance adjusting part 342. delete The flexible printed circuit board 11 of claim 1, wherein the pad part 230 is pushed toward the bottom surface of the plate part 220 so that the flexible circuit board 11 inserted into the first hole 221 is easily moved to the outside of the base part 210. Mold apparatus for unmanned automatic equipment, characterized in that the substrate discharge means 240 is installed to be discharged. The method of claim 5, wherein the substrate discharge means 240, A push rod 241 installed through the base portion 210 to push the pad portion 230 downward, a push block 242 mounted on the push rod 241, and the push block 242) and the mold device for the unmanned automatic equipment, characterized in that it comprises an elastic member (243) installed between the base portion (210). 7. The mold apparatus according to claim 2 or 6, wherein the elastic members (243, 343) are coil springs.

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