KR20130030372A - Apparatus and method for adhering additional plate to fpc - Google Patents

Abstract

PURPOSE: An apparatus and method for attaching a member to an FPC are provided to prevent foreign materials by forming a member plate between a top tape and a bottom tape. CONSTITUTION: A member plate separating unit(110) includes a transfer robot. The transfer robot picks up and transfers the member plate supplied to a supply table. A member plate supplying unit(120) transfers and supplies the member plate by successively loading the member plate. A member plate mounting unit(130) includes an X axis driving guide. An FPC pattern transfer unit(140) includes a Y axis driving table.

Description

Apparatus for attaching a member plate to an FPC and a method for attaching the member plate {APPARATUS AND METHOD FOR ADHERING ADDITIONAL PLATE TO FPC}

The present invention provides an automated member plate attachment apparatus and method for attaching member plates, such as epoxy, sus, black shield, and polyimide, to the FPC. It is about.

Flexible circuit boards (FPCs) are used by attaching a hard epoxy plate having a predetermined thickness to a specific portion necessary for fixing or connecting to other parts due to its thin thickness and high flexibility.

In addition, a member plate such as sus (SUS), PI, etc. is attached to the FPC as a reinforcement and other uses, and a black shield is used for electromagnetic wave blocking.

As shown in FIG. 1, a conventional member plate attaching apparatus for attaching such a member plate to an FPC includes a conveyor belt 10 for carrying and transporting the member plate 1 on an upper surface thereof, and a plurality of FPC circuits 2 on an upper surface thereof. ) And a pick-up head 30 for reciprocating between the conveyor belt 10 and the stacking plate 20, and a loading plate 20 on which the FPC pattern 3 is printed.

Accordingly, the pick-up head 30 picks up the member plates 1 on the conveyor belt 10 one by one and mounts them on each FPC circuit 2 of the FPC pattern 3 loaded on the right loading plate 20.

Typically, an adhesive material is applied to the bottom of the member plate 1, and the pickup head 30 is mounted on the FPC pattern 3 to increase the adhesion between the member plate 20 and the FPC pattern 3. The process of pressing the member plate 1 vertically is further performed.

However, according to the conventional member plate attaching apparatus, the pickup head 30 performs a process of pressing the mounted member plate 1 each time the member plate 1 is mounted on the FPC pattern 3. Therefore, there was a problem that it takes a long time to complete the mounting of all the member plates 1 in the FPC pattern (3).

In addition, the member plate (1) is always exposed during the transfer process, there is a high possibility of intervening foreign matter such as dust, there is a problem that the defect rate of the FPC product is increased as a result.

SUMMARY OF THE INVENTION An object of the present invention is to provide a member plate attaching device that can quickly attach a member plate to an FPC pattern in the process of attaching the member plate to the FPC and can lower the defective rate of the FPC product.

In order to achieve the above object, the present invention provides a member plate attachment apparatus for attaching a member plate to an FPC, wherein a member plate tape is formed by winding a plurality of member plates interposed between the lower tape and the upper tape in sequence. In the process of supplying the member plate tape unwinder, the upper tape rewinder for separating and recovering the upper tape from the drawn member plate tape, and the member plate tape from which the upper tape is separated as a predetermined supply. A member plate separation unit including a lower tape rewinder for separating and recovering the lower tape, and a transfer robot for picking up and transferring the member plate supplied to the supply table; A member plate supply unit configured to sequentially load and feed the member plates conveyed by the transfer robot; A member plate mounting unit including a pickup head driven to pick up the member plate supplied by the member plate supply unit and to be mounted at a predetermined position, and an X-axis driving guide for reciprocating the pickup head in the X-axis direction; A loading plate on which an FPC pattern printed with a plurality of FPC circuits is loaded so that the member plate is mounted on each FPC circuit by the pickup head, and the loading plate reciprocates in the Y axis direction perpendicular to the X axis direction. An FPC pattern feeder unit including a Y-axis drive table for feeding; And presses the member plates to the respective FPC circuit surfaces by vertically pressing the member plates on the FPC patterns transported in the Y-axis direction together with the loading plates in the state in which the member plates are respectively seated on the plurality of FPC circuits. It provides a member plate attachment apparatus comprising a unit.

Here, the upper tape rewinder and the lower tape rewinder of the member plate separating unit, respectively, the member tape tape drawn out from the member plate tape unwinder to the corresponding upper tape or lower tape on the supply path toward the feed table; It can also be separated and recovered from the member plate tape by pulling at an acute angle in the opposite direction to the feed path.

The pickup head of the member plate mounting unit includes two or more adsorption units arranged at regular intervals in the circumferential direction, two or more vertical driving units coupled to an upper portion of each of the adsorption units to drive the adsorption unit up and down, and the two or more vertical driving units. At the same time it may include a rotary drive unit for horizontally rotating the drive, and a bracket portion for supporting the rotation drive unit and slidably coupled to the X-axis drive guide.

At this time, the member plate mounting unit, the lower vision camera is located under the rotary drive unit, for confirming the position of the member plates adsorbed to the respective adsorption unit in accordance with the rotation of the rotary drive unit; It is fixed to the bracket portion, and further comprising an upper vision camera for confirming the position where the member plate is mounted on the FPC circuit when the pickup head is transported on the loading plate, whereby the member plate on the FPC circuit It can also be mounted in accordance with the correct position.

On the other hand, the loading plate of the FPC pattern feeder unit, may be provided with vacuum suction means for fixing the loaded FPC pattern on the upper surface of the loading plate, and heating means for heating the loaded FPC pattern.

In addition, the Y-axis drive table is arranged to be orthogonal to the lower portion of the X-axis drive guide so that the loading plate is reciprocated between one side and the other side of the X-axis drive guide, the seating of the member plate by the pickup head is The press unit may be formed at the one side of the X-axis driving guide, and the press unit may be disposed at the other side of the X-axis driving guide to pressurize the FPC pattern loaded on the mounting plate.

In addition, the member plate separation unit, the member plate supply unit and the member plate mounting unit may be provided in a pair symmetrical with each other with the FPC pattern feeder unit and the press unit in between.

At this time, the member plate mounting unit provided in a pair of symmetrical to each other, may be coupled to each of the pick-up head to one X-axis drive guide for reciprocating transfer.

According to the member plate attaching apparatus according to the present invention as described above, after the member plate is mounted on all the FPC circuits of the FPC pattern loaded on the loading plate, the vertical pressure by the press unit is performed so that Compared to the prior art in which the member plate is pressed each time, the entire process can be made more quickly.

In addition, in the present invention, the member plate is supplied and conveyed in the form of the member plate tape interposed between the lower tape and the upper tape to block a substantial portion of the foreign matter intervening during the process, thereby consequently reducing the defective rate of the FPC product. Can be lowered.

1 is a schematic view for explaining a member plate attachment device according to the prior art,
Figure 2 is a schematic diagram for explaining the operation target of the member plate attachment device according to an embodiment of the present invention,
3, 4 and 5 are a perspective view, a front view and a plan view of a member plate attachment device according to an embodiment of the present invention;
6 is a side view of the member plate detachment unit that is one component of the member plate attaching apparatus of FIG. 3;
7 is an enlarged perspective view of a pickup head which is one component of the member plate attaching apparatus of FIG. 3;
8 is a side view of the FPC pattern feeder unit that is one component of the member plate attaching device of FIG. 3;
FIG. 9 is a front view and a plan view of a press unit that is one component of the member plate attaching apparatus of FIG. 3.

In the present invention, the member plate (4) for attaching to the FPC, as shown in Figure 2 (a), a plurality of sequentially interposed between the lower tape 5 and the upper tape 6 in a row It is provided in the form of a member plate tape 7.

In the member plate attaching device according to the embodiment of the present invention, the member plate 4 obtained after separating the upper and lower tapes 5 and 6 from the member plate tape 7 is shown in FIG. As described above, it is for attaching on a plurality of FPC circuits 9 formed on the surface of the FPC pattern 8.

In the member plate attaching device 100 according to the embodiment of the present invention, as shown in FIGS. 3 to 5, the member plate separating unit for separating and transferring the member plate 4 from the member plate tape 7 described above. 110, the member plate supply unit 120 for sequentially loading and supplying the transferred member plate 4, and the member plate mounting to pick up and transfer the supplied member plate 4 and mount it on the FPC pattern 8 A unit 130, an FPC pattern feeder unit 140 for loading and transporting the FPC pattern 8, and a press unit 150 for pressing the FPC pattern 8 on which the member plate 4 is mounted. .

As shown in FIGS. 3 and 6, the member plate separating unit 110 includes a member plate tape unwinder 111 to which the member plate tape 7 is wound and taken out and a member plate tape to be drawn out. The upper tape rewinder 112 for separating and recovering the upper tape 6 from the upper portion 7 and the lower tape in the process of supplying the member plate tape from which the upper tape 6 is separated to the supply table S. 5) a lower tape rewinder 113 for separating and recovering, and a transport robot 114 for picking up and transporting the member plate 4 finally supplied to the supply table S.

At this time, the upper tape rewinder 112 and the lower tape rewinder 113 have upper portions on the feed path L toward which the member plate tape 7 drawn out from the member plate tape unwinder 111 is directed toward the supply table S, respectively. By pulling the tape 6 and the lower tape 5 at an acute angle α in a reverse direction with respect to the supply path L, the respective tapes 6 and 5 can be separated and recovered smoothly from the member plate tape 7. do.

The member plate 4 separated from the upper and lower tapes 6 and 5 and finally supplied to the supply table S is sucked and picked up by the arm part 115 of the transfer robot 114 to guide the guide 116. After being transported along, it is loaded on the member plate supply unit 120.

The member plate supply unit 120 is a kind of conveyor belt that sequentially loads the member plate 4 transferred from the arm portion 115 and supplies it to the transfer and member plate mounting unit 130.

The member plate mounting unit 130 is a pick-up head 131 which is driven to pick up the member plate 4 supplied by the member plate supply unit 120 and mount it at a predetermined position. And an X-axis drive guide 136 for driving the X-axis reciprocating feed of 131.

In particular, the pickup head 131, as shown in detail in Figure 7, four adsorption parts 132 are arranged at regular intervals in the circumferential direction, the adsorption part 132 is coupled to the upper portion of each adsorption part 132 4 vertical driving unit 133 for driving the vertical direction, a rotary driving unit 134 for driving the horizontal rotation of the four vertical driving unit 133 at the same time, and the X-axis driving while supporting the rotation driving unit 134 And a bracket portion 135 slidably coupled to the guide 136 of FIG. 3.

Accordingly, the pickup head 131 may pick up a total of four badge plates 4, one for each suction unit 132. At this time, the picked-up adsorption part 132 is rotated at intervals of 90 degrees by the driving of the rotational drive part 134 so that the next adsorption part 132 picks up the member plate 4 on the member plate supply unit 120.

The suction unit 132 is lowered and raised by the driving of the vertical driving unit 133 to pick up the member plate 4 on the member plate supply unit 120, and the lower portion is rotated by 180 ° by the rotation driving unit 134. The positional error on the X-axis and the rotational error on the XY plane of the picked-up member plate 4 are picked up by the lower vision camera (137 in FIG. 4) located.

When the adsorption of all the adsorption parts 132 is completed, the pickup head 131 is transported along the X-axis drive guide 136 and positioned on the FPC pattern transport unit 140 on which the FPC pattern 8 is loaded ( 3 to 5).

At this time, the upper vision camera 138 is fixed to one side of the bracket portion 135 of the pickup head 131, through which the FPC circuit 9 on the FPC pattern 8 to which the member plate 4 is attached is imaged. Confirm the position where the member plate 4 is to be mounted.

In the control unit (not shown) or the like, the mounting position captured by the upper vision camera 138 and the positional error and the rotational error of the member plate 4 adsorbed to the adsorption unit 132 are compared with the member plate 4. By the rotation control of the rotary drive unit 134 and the transfer control of the X-axis drive guide 136 at the time of attachment of the member plate 4 to be mounted in accordance with the exact position on the FPC circuit (9).

As shown in FIGS. 3 to 5, the FPC pattern feeder unit 140 has a loading plate 141 on which the FPC pattern 8 is mounted, and the loading plate 141 in the Y-axis direction. And a Y-axis drive table 146 for reciprocating conveyance.

As shown in FIG. 8, the stacking plate 141 is a vacuum suction unit for vacuum-suctioning and fixing the FPC pattern 8 loaded on the upper surface through a plurality of microtubes 142 arranged vertically inside the plate. And heating means for heating the FPC pattern 8 on the upper surface through the heater 143 and the plurality of heating wires 144 arranged inside the plate of the loading plate 141.

Here, the heating means operates simultaneously with the pressurization driving of the press unit 150 as described below.

As shown in FIGS. 3 to 5, the Y-axis driving table 146 is disposed to be orthogonal to the lower portion of the X-axis driving guide 136 so that the loading plate 141 is one side of the X-axis driving guide 136. (Ie, the position of the loading plate 141 in FIGS. 3 and 5) and the other side (that is, the lower portion of the press unit 150 in FIG. 5) to be reciprocated.

Accordingly, as shown in FIGS. 3 and 5, the mounting of the member plate 4 by the pickup head 131 is made at the one side of the X-axis driving guide 136 and the mounting of the member plate 4. Pressing on the completed FPC pattern 8 is performed on the other side of the X-axis drive guide 136.

As described above, the press unit 150 is installed on the other side of the X-axis driving guide 136, and when the loading plate 141 is transferred to the vertical lower portion thereof, the FPC pattern 8 on the loading plate 141 is provided. Pressurize.

In the press unit 150, as shown in FIG. 9, the press plate 152 supported by the frame 151 protrudes downward by the driving cylinder 153 to exert a pressing force.

In this case, since the heating is performed to the FPC pattern 8 on the mounting plate 141 due to the operation of the heating means, the member plate 4 and the FPC pattern 8 are eventually attached to each other by heating and pressing. .

Meanwhile, in the present embodiment, as shown in FIGS. 3 to 5, the member plate separating units 110 and 110 ′, the member plate supply units 120 and 120 ′ and the member plate mounting unit 130 are each FPC. The pattern feeder unit 140 and the press unit 150 are provided in a pair symmetrical with each other. Thereby, since the attachment of the member plate 4 can be carried out at the same time from the left and right, it is possible to improve the work speed twice.

At this time, by sharing one X-axis drive guide 136 between the member plate mounting unit 130 provided in a pair of symmetrical to each other it can be coupled to each pickup head (131, 131 ') for reciprocating transfer. have.

The member plate attaching device described above is only one embodiment to help understanding of the present invention, and therefore, the scope of the present invention should not be understood as being limited to the scope of the present invention.

The scope of the present invention is defined by the appended claims and their equivalents.

4: member plate 5: lower tape
6: upper tape 7: member plate tape
8: FPC Pattern 9: FPC Circuit
100: member plate attachment device 110: member plate separation unit
111: member plate tape unwinder 112: upper tape rewinder
113: lower tape rewinder 114: transfer robot
120: member plate supply unit 130: member plate mounting unit
131: pickup head 132: adsorption unit
133: vertical driving unit 134: rotary driving unit
135: bracket 136: X axis drive guide
137: lower vision camera 138: upper vision camera
140: FPC pattern feeder unit 141: loading plate
142: microtube 143: heater
144: hot wire 146: Y-axis drive table
150: press unit 151: frame
152: press plate 153: driving cylinder

Claims (8)

In the member plate attaching device for attaching the member plate to the FPC,
A member plate tape unwinder, in which a plurality of member plates are interposed between the lower tape and the upper tape, is wound up and taken out, and the upper tape is separated from the drawn member tape. The upper tape rewinder, the lower tape rewinder for separating and recovering the lower tape in the process of supplying the member plate tape from which the upper tape is separated as a predetermined supply, and picking up and transporting the member plate supplied to the supply table. A member plate separation unit including a transfer robot;
A member plate supply unit configured to sequentially load and feed the member plates conveyed by the transfer robot;
A member plate mounting unit including a pickup head driven to pick up the member plate supplied by the member plate supply unit and to be mounted at a predetermined position, and an X axis drive guide for reciprocating the pickup head in the X axis direction;
A loading plate on which an FPC pattern printed with a plurality of FPC circuits is loaded so that the member plate is mounted on each FPC circuit by the pickup head, and the loading plate reciprocates in the Y axis direction perpendicular to the X axis direction. An FPC pattern feeder unit including a Y-axis drive table for feeding; And
A press unit for vertically pressing the member plate onto the corresponding FPC circuit surface by vertically pressing the member plate on the plurality of FPC circuits onto the FPC pattern conveyed in the Y-axis direction together with the mounting plate. Member plate attachment apparatus comprising a. The method of claim 1,
The upper tape rewinder and the lower tape rewinder of the member plate separating unit each have a member tape tape withdrawn from the member plate tape unwinder on the supply path toward the feeder. A member plate attaching apparatus, wherein the member plate tape is separated and recovered from the member plate tape by pulling at an acute angle in a reverse direction. The method of claim 1,
The pickup head of the member plate mounting unit,
Two or more adsorption units arranged at regular intervals in the circumferential direction, two or more vertical driving units coupled to an upper portion of each adsorption unit for driving the absorption units up and down, a rotation driving unit for simultaneously rotating and rotating the two or more vertical driving units simultaneously; And a bracket part supporting the rotational drive part and slidably coupled to the X-axis drive guide. The method of claim 3,
The member plate mounting unit,
A lower vision camera positioned below the rotary driver and configured to check positions of member plates adsorbed to the respective adsorption units in accordance with the rotation of the rotary driver;
It is fixed to the bracket portion, and further comprises an upper vision camera for confirming the position where the member plate is mounted on the FPC circuit when the pickup head is transferred onto the loading plate,
And the member plate is mounted in correspondence with a fixed position on the FPC circuit. The method of claim 1,
The stacking plate of the FPC pattern feeder unit,
And vacuum suction means for fixing the loaded FPC pattern on the upper surface of the loading plate, and heating means for heating the loaded FPC pattern. The method of claim 1,
The Y-axis drive table is arranged to be orthogonal to the lower portion of the X-axis drive guide so that the loading plate is reciprocated between one side and the other side of the X-axis drive guide,
The mounting of the member plate by the pickup head is made at the one side of the X-axis drive guide,
The press unit is disposed on the other side of the X-axis drive guide, member plate attachment apparatus, characterized in that for pressing the FPC pattern loaded on the loading plate. The method of claim 1,
The member plate separating unit, the member plate supply unit, and the member plate mounting unit are each provided in a pair symmetrical with each other with the FPC pattern feeder unit and the press unit interposed therebetween. . The method of claim 7, wherein
The member plate mounting unit provided in a pair symmetrical with each other,
The member plate attaching device, characterized in that each pickup head is coupled to one X-axis drive guide to be reciprocated.

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