KR100301455B1 - System for assembling printed circuit boards of rotary transformer - Google Patents

Abstract

PURPOSE: A system for assembling printed circuit boards of a rotary transformer is provided to have an index table, and to consecutively arrange inserting, pressing, and taking-out devices of magnetic cores for the printed circuit boards around the index table, so as to automatically attach the printed circuit boards with the magnetic cores in succession. CONSTITUTION: An index table(1) includes many jigs(3) having setting grooves(2) of printed circuit boards(4). A feeding device(30) supplies the printed circuit boards to the setting grooves(3). A cleaning device(50) cleans the printed circuit boards(4) inserted into the setting grooves(3) of the index table(1). A magnetic core feeding device(60) supplies magnetic cores(5) coated with adhesives to the upper side of the printed circuit boards(4) set in the index table(1). A press device(80) presses the printed circuit boards(4) and the magnetic cores(5). A taking-out device(90) takes out the magnetic cores(5) attached to the printed circuit boards(4), and discharges the magnetic cores(5) to a drying furnace.

Description

Rotary transformer printed circuit board assembly system

1 is an overall configuration diagram showing a printed circuit board assembly system of a rotary transformer according to the present invention.

2 is a side cross-sectional view showing a printed circuit board feeding apparatus of a printed circuit board assembly system according to the present invention.

3 is a side sectional view showing a cleaning apparatus of a printed circuit board assembly system according to the present invention.

4 is a side cross-sectional view showing a magnetic core feeding device of a printed circuit board assembly system according to the present invention.

5 is a side cross-sectional view showing a press apparatus of a printed circuit board assembly system according to the present invention.

* Explanation of symbols for main parts of the drawings

1: index table 2: seating groove

3: jig 4: printed circuit board

5: magnetic core 30: printed circuit board feeding device

31: Schut 32,61: feeder

33: Lee Jae-gi 34,65: Actuator

35,66: Push Rod 37: Suction Pad

38 lifting cylinder 39 carrier arm

40,55,70,72: rotary cylinder 50: cleaning device

51: rotating plate 52: barrel

53: spongy body 54: solenoid valve

60: magnetic core feeding device 61: magazine

62: transfer means 63: coating means

64: spring 67: chucking arm

68: cylinder 69,84: bracket

71 frame 80 press device

81: crimp plate 82: crimp cylinder

83: urethane buffer 90: take out device

[Industrial use]

The present invention relates to a printed circuit board assembly system of a rotary transformer, and more particularly, to an assembly system provided for mounting a printed circuit board on the rear surface of a magnetic core wound with a coil of a rotary transformer.

[Prior art]

As is well known, the rotary transformer is mounted in a video tape recorder, and during reproduction, a head drum transmits a recording signal detected from a magnetic recording medium to an amplification and reproduction circuit of the recording player.

In addition, the rotary transformer serves to transmit a signal transmitted from the internal circuit of the recording player to the head drum during recording.

The rotary transformer is provided with a recess in which a coil is wound around a magnetic core on a disc, and the winding is performed while injecting an adhesive into the recess, but the magnetic core is configured to face the magnetic core so that one side is fixed and the other is rotatable. By installing.

In addition, the rotary transformer has a printed circuit board mounted on the rear surface of the magnetic core, which constitutes a reproduction and recording circuit.

[Problem trying to solve the invention]

However, the prior art as described above is accompanied with the problem that in attaching the printed circuit board to the magnetic core, it is carried out depending on the manual work.

That is, in the related art, an operator applies an adhesive to the magnetic core and then attaches a printed circuit board to the upper side thereof. This manual operation causes a decrease in productivity and a deterioration of the working environment due to the smell of the adhesive.

Accordingly, an object of the present invention is to overcome the above-mentioned problems of the prior art, and the printed circuit board of the rotary transformer enables to continuously and automatically perform all processes such as input, transfer, mounting, and discharge of the printed circuit board. To provide an assembly system.

In addition, another object of the present invention is to improve the working environment of workers by automating the whole process.

[Means to solve the problem]

Accordingly, the present invention includes an index table which is step driven with a plurality of jigs having a printed circuit board mounting groove.

In addition, a feeding device for supplying a printed circuit board to the seating groove of the index table, a cleaning device for cleaning the mounting surface of the printed circuit board inserted into the seating groove of the index table, and a printed circuit board of the index table Magnetic core feeding device for supplying the core to the upper side, the press device for pressing the printed circuit board and the magnetic core, and the take-out device for taking out the magnetic core attached to the printed circuit board and discharged to the drying furnace.

EXAMPLE

Best Mode for Carrying Out the Invention A preferred embodiment for realizing the present invention will be described below with reference to the accompanying drawings.

FIG. 1 is an overall configuration diagram showing a printed circuit board assembly system of a rotary transformer according to the present invention, wherein reference numeral 1 in the drawings shows an index table.

The index table 1 is step driven by a driving means (not shown), which has approximately eight index positions as shown in the drawing, and each position has a recess for inserting a printed circuit board. The jig 3 which has (2) is provided.

The printed circuit board 4 is inserted into the seating groove 2 of the jig 3, which is made by the printed circuit board feeding apparatus 30 installed outside the index table 1.

Here, the printed circuit board feeding apparatus 30 includes a feeder 32 that sequentially supplies a plurality of printed circuit boards stacked on the chute 31, and the printing supplied by the feeder 32. It consists of a transfer machine 33 which vacuum-chucks a circuit board and throws it into the mounting groove 2 of the said jig 3.

As described above, the printed circuit board 4 inserted into the jig 3 is sequentially transferred while being seated on the index table 1, which is washed to improve adhesion.

The cleaning of the printed circuit board 4 is accomplished by the cleaning device 50 shown. The cleaning device 50 rotates the rotating plate 61 on which the sponge (see FIG. 3) is mounted. It is configured to wash the printed circuit board (4).

The printed circuit board 4 thus cleaned is continuously driven by the index table 1, and a magnetic core coated with an adhesive is supplied and seated on the upper side of the printed circuit board 4.

Injecting the magnetic core as described above is achieved by the feeding device (60). Here, the magnetic core feeding device 60 includes a feeder 61 for sequentially supplying a plurality of magnetic cores stacked in a magazine (see FIG. 4), and a magnetic core supplied by the feeder 61. And a conveying means (62) for chucking and rotating upward, and an applying means (63) for applying an adhesive to the magnetic core rotated by the conveying means (62).

Here, the transfer means 62 is configured to invert the magnetic core 5 to which the adhesive is applied again, and to feed and mount the upper side of the jig 3 provided on the index table 1.

Subsequently, the above-described printed circuit board 4 and the magnetic core 5 seated on the upper side thereof are sequentially transferred by the index table 1, which is pressed by the press apparatus 80.

In addition, the printed circuit board 4 and the magnetic core 5 that are compressed as described above are sequentially driven and transferred to the take-out apparatus 90. The take-out apparatus 90 includes a transfer machine 91 and an index. The magnetic core 5 seated on the table 1 is taken out by the conveyor 92.

In this case, the conveyor 92 transfers the magnetic core 5 to which the printed circuit board 4 is attached to a drying furnace (not shown) to solidify the adhesive.

FIG. 2 shows the above-described printed circuit board feeding apparatus, and its configuration will be described in detail with reference to the drawings.

As described above, the printed circuit board feeding device 30 includes a feeder 32 for supplying a printed circuit board and a transfer device 33 for chucking the printed circuit board and feeding the printed circuit board to the index table 1. have.

Here, the feeder 32 includes a chute 31 on which a plurality of printed circuit boards 4 are mounted. At the rear end (left side of the drawing), the printed circuit boards 4 are pushed one by one. The actuator 34 and the push rod 35 which send out to the sliding plate 36 of the front end (right side of drawing) are provided.

In addition, the transfer device 33 includes a suction pad 37 and a lifting cylinder 38 for vacuum chucking the printed circuit board 4, and the suction pad 37 and the lifting cylinder 38 are carriers. It is attached to the arm 39.

One end of the carrier arm 39 is mounted on the rotary cylinder 40 again, which causes the carrier arm 39 chucking the printed circuit board 4 to the jig 3 of the index table 1. ) Is rotated. At this time, the suction pad 37 releases the vacuum and inserts the printed circuit board 4 into the seating groove 2.

3 shows a washing apparatus according to the present invention.

As can be seen from the figure, the cleaning device 50 includes a barrel 52 containing a cleaning agent therein and a sponge body 53 attached to the tip of the barrel 52. The cleaning agent is blown out by the compressed air, which is configured to be controlled via the solenoid valve 54.

Barrels 52 are disposed to face each other at approximately 180 degrees, which are provided at both ends of the rotating plate 51. Again, the rotating plate 51 is supported by the rotary cylinder 55.

On the other hand, the printed circuit board (2) is seated and supplied to the jig (3) of the index table (1), wherein the sponge 53 is rotated by the rotary cylinder 55, the printed circuit board (2) will be cleaned.

4 shows a feeding device provided for supplying a magnetic core on the printed circuit board.

The magnetic core feeding device 60 includes a feeder 61 for sequentially supplying a magnetic core 5, a transfer means 62 for chucking and rotating the magnetic core 5, and the magnetic core 5. It comprises a coating means 63 for applying an adhesive to the.

Here, the feeder 61 includes a magazine 61 in which a plurality of magnetic cores 5 are supported by a spring 64, and at the rear end (left side of the drawing), the magnetic core 5 An actuator 65 and a push rod 66 are provided to push out one by one to feed out to the front end (right side of the drawing).

The conveying means 62 includes a chucking arm 67 and a cylinder 68 for picking up the magnetic core 5, a bracket 69 for supporting the cylinder 68, and the bracket 69 vertically. The rotary cylinder 70 which rotates to the direction, and the rotor cylinder 72 which rotates the frame 71 in which this rotary cylinder 70 was seated in the horizontal direction are comprised.

In addition, the application means 63 is made of the same structure as the cleaning device 50 as described above, it is made by injecting a grafting agent instead of a cleaning agent. In addition, the application means 63 is to apply the adhesive only to the portion where the printed circuit board 4 of the magnetic core (5) is mounted.

Meanwhile, the magnetic core 5 coated with the adhesive as described above is inverted by the rotary cylinder 70 and rotated on the jig 3 of the index table 1 by the rotary cylinder 72. In addition, the chucking arm 67 releases the chucking of the magnetic core 5 so that the magnetic core 5 is inserted and seated on the upper side of the printed circuit board 4.

Subsequently, the printed circuit board 4 and the magnetic core 5 seated thereon are sequentially transferred by the index table 1 and supplied to the press device 80. Is shown.

As shown in the drawing, the press apparatus 80 includes a pressing plate 81 and a pressing cylinder 82 for pressing the magnetic core 5 to be attached to the printed circuit board 4, and the pressing plate 81. The urethane buffer 83 is attached to the tip.

The crimping cylinder 82 is mounted via a bracket 84, and the bracket 84 is integrally installed on the support frame 85. As shown in FIG.

Subsequently, the magnetic core 5 equipped with the printed circuit board 4 is transferred to the conveyor 92 by the transfer machine 91 of the take-out device 90, which is continuously introduced into a drying furnace (not shown). Lose.

[Effects of the Invention]

As can be seen through the embodiments described above, the rotary transformer printed circuit board assembly system according to the present invention provides an index table driven step by step, the insertion, cleaning and magnetic material of the printed circuit board around the index table The core feeding, pressing, and taking out devices are arranged continuously, and the printed circuit board and the magnetic core are attached automatically and continuously.

Therefore, according to the present invention, productivity improvement and quality improvement can be realized unlike the conventional manual work.

In addition, according to the present invention, by achieving the process automation, it is possible to realize improvement of the working environment, such as the trouble of having to apply the adhesive manually by the worker, and avoiding the adhesive odor generated at this time.

Claims (9)

An index table including a plurality of jigs provided with seating grooves of a printed circuit board, a feeding device for supplying a printed circuit board to the seating grooves, a washing apparatus for washing the printed circuit boards inserted into the seating grooves of the index table; A magnetic core feeding device for supplying a magnetic core coated with an adhesive to an upper side of the printed circuit board seated on the index table, a press device for pressing the printed circuit board and the magnetic core, and a magnetic core having the printed circuit board attached thereto Printed circuit board assembly system of a rotary transformer, characterized in that comprises a take-out device for taking out and discharged to the drying furnace. 2. The printed circuit board feeding device (30) according to claim 1, further comprising: a feeder (32) which sequentially supplies a plurality of printed circuit boards (4) mounted on the chute (31), and the feeder (32). And a transfer machine (33) for vacuum chucking the printed circuit board (4) supplied from the tube into the seating groove (2) of the jig (3). 3. The feeder (32) according to claim 2, wherein the feeder (32) comprises a chute (31) on which a plurality of printed circuit boards (4) are mounted, and an actuator (34) for pushing out the printed circuit boards (4) one by one. Printed circuit board assembly system of a rotary transformer, characterized in that it comprises a rod (35). 3. The transfer machine (33) according to claim 2, wherein the transfer machine (33) includes a suction pad (37) for vacuum chucking the printed circuit board (4), a lifting cylinder (38) for moving the suction pad (37) up and down, and the lifting cylinder (3). And a carrier arm (39) for supporting (38) and a rotary cylinder (40) for rotating the carrier arm (39). The cleaning device (50) according to claim 1, wherein the cleaning device (50) includes a barrel (52) containing a cleaning agent therein, a sponge body (53) attached to the tip of the barrel (52), and a compression supplied to the barrel (52). Printed circuit of a rotary transformer comprising a solenoid valve 54 for controlling air, a rotary plate 51 for supporting the barrel 52, and a rotary cylinder 55 for rotating the rotary plate 51. Board Assembly System. The magnetic core feeding device 60 of claim 1 is a feeder 61 for sequentially supplying a plurality of magnetic cores loaded therein one by one, a transfer means 62 for chucking and rotating the magnetic cores, And a coating means (63) for applying an adhesive to the magnetic core. The feeder 61 according to claim 6, wherein the feeder 61 is a magazine 61 which holds and holds a plurality of magnetic cores 5 via a spring 64, and an actuator for pushing the magnetic cores 5 one by one. 65) and a push rod (66) comprising a printed circuit board assembly system of a rotary transformer. 7. The conveying means (62) according to claim 6, wherein the conveying means (62) includes a chucking arm (67) and a cylinder (68) for picking up the magnetic core (5), a bracket (69) for supporting the cylinder (68), and the bracket (69). ) Rotary rotary cylinder 70 for rotating in the vertical direction, and rotary cylinder 72 for rotating the frame 71 on which the rotary cylinder 70 is seated in the horizontal direction Circuit Board Assembly System. The press device (80) according to claim 1, wherein the press device (80) includes a press plate (81) and a press cylinder (82) for pressing the printed circuit board (4) disposed above the magnetic core (5). And a urethane buffer (83) attached to the front end and a bracket (84) for supporting the crimping cylinder (82).