KR20060109272A - An angle adjusting and arraying apparatus of number of pcbs for a pcb surface mounting screen printer - Google Patents

Abstract

An apparatus for adjusting an angle and arraying a plurality of PCBs of a screen printer for mounting a PCB surface is provided to improve productivity of the PCB by arraying a plurality of PCBs in front/rear and left/right directions without interference. An upper/lower position adjusting unit(100) has a lift motor and an upper/lower moving plate(120) which is moved to upper/lower directions by an upper/lower moving axis on a fixed plate(110) of a screen printer for a PCB surface mounting. A front/rear moving plate(210) is moved to front/rear directions by a front/rear moving motor and a front/rear moving axis on an upper part of the upper/lower moving plate(120). A left/right moving plate(220) is connected to the upper part of the front/rear moving plate(210) and is moved to left/right directions by a left/right moving motor and a left/right moving axis. An arranging plate(230) is installed to be fixed on the upper part of the left/right moving plate(220) and has a plurality of holes. A lift cylinder(310) is installed movably on a left/right side of the upper/lower moving plate(120). A lower supporting unit has an arranging pin installed on both sides of a lower part. A compression supporting unit(330) descends by a compression cylinder installed on a side of the lift cylinder(310). A compression plate is compressed to the upper/lower moving plate(120). An upper supporting unit(340) is fixed so that a space unit is formed on an upper part of the lower supporting unit. A stopper(350) is installed on the other side of the lift cylinder(310) and stops the lower supporting unit which is lifted by the lift cylinder(310). An angle adjusting motor is rotatably installed on a central part of the upper supporting part(340) and the lower supporting part. The angle adjusting motor(400) is connected by a pulley and a belt of the space unit.

Description

An angle adjusting and arraying apparatus of number of PCBs for a PCB surface mounting screen printer

1 is a perspective view showing a state in which a plurality of printed circuit board is seated on the supply plate.

2 is an overall perspective view of one embodiment of the present invention.

Figure 3 is a front sectional view showing a state in which the printed circuit board is first raised by the lifting motor of the embodiment.

4 is a schematic perspective view of a portion of the embodiment;

5 is an exploded perspective view showing the angle adjusting portion and the rising portion of the embodiment;

6 is an exploded perspective view showing the alignment plate of the alignment unit of the embodiment;

7 is a front sectional view showing a state in which a printed circuit board is angled by an angle adjusting motor of the angle adjusting portion of the embodiment.

8 is a plan view showing a state in which the printed circuit board is moved back and forth, left and right by the front and rear movement motor and the left and right movement motor of the alignment unit of the embodiment.

Fig. 9 is a front sectional view showing a state in which a rise portion of the embodiment is pressed and aligned by a crimping cylinder and the printed circuit board is fixed;

10 is an enlarged cross-sectional view showing a state in which the printed circuit board of the embodiment is secondly raised by the rising cylinder so that the alignment pin is separated from the inside of the through hole;

Fig. 11 is a front sectional view showing a state in which a printed circuit board is raised three times by the lifting motor of the vertical position adjusting unit of the embodiment;

12 is a cross-sectional view showing a state in which a rubber ring is inserted into a suction plate of the angle adjusting shaft of the embodiment.

Figure 13 is a perspective view showing a state in which the transparent rubber pad is seated on the upper portion of the riser of the embodiment.

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

100: up and down position adjustment unit 110: fixed plate 120: Shanghai East plate

121: lifting rod 130: lifting motor 131: Shanghai coaxial

200: alignment unit 210: front and rear movement plate 211: front and rear movement motor

212: forward and backward movement shaft 220: left and right movement plate 221: left and right movement motor

222: left and right movement shaft 230: alignment plate 231: through hole

232: opening 233: LM guide 300: rising

310: up cylinder 311: front and rear LM guide 312: left and right LM guide

320: lower support 321: alignment pin 330: crimp support

331: compression cylinder 332: compression plate 340: upper support

341: space portion 350: stop bar 400: angle adjustment

410: angle adjustment shaft 411: suction plate 411a: suction hole

412: rubber ring 420: angle adjustment motor 430: pulley

440: belt 500: supply unit 510: conveyor belt

520: transfer rail 530: transfer motor 700: printed circuit board

710: supply plate 720: recognition mark 730: cross-hole

740: locking projection 800: bushing 900: rubber pad

The present invention provides a printed circuit board (PCB) surface mounting screen printer for supplying printed circuit board (PCB) to adjust the angle, align and move to the top to apply the lead for bonding the components on the surface, the plurality of It is possible to supply lead for bonding parts by supplying two printed circuit boards at the same time. In particular, the present invention relates to a device for quickly adjusting and aligning a plurality of printed circuit boards. The angle of the two printed circuit boards are adjusted at the same time, and then each of the printed circuit boards is aligned by moving the alignment plates back and forth and left and right by the front and rear movement motors and the left and right movement motors. At the same time, it is fixed by raising, so that the aligned printed circuit board is not interfered with another printed circuit To align the substrate and relates to one such that the sequentially arranged in this place.

In the printed circuit board surface mount screen printer according to the present invention, a cream solder type lead for attaching and installing components such as an integrated circuit (IC) or various resistors to each contact space on the surface of the printed circuit board is installed. Bar is transferred to the working position through the conveyor belt to transfer the printed circuit board in the front and rear direction, and check the position of the recognition mark provided on the printed circuit board with the camera to adjust the angle according to the input value and back and forth By aligning the left and right, each of the input holes of the mask exactly on the upper contact space of the surface of the printed circuit board, the mask and squeeze is lowered and the printed circuit board is raised to raise the printed circuit board at the bottom of each input hole of the mask Contact the contact space of, then move the squeeze blade forward and backward and place it on one side of the surface of the mask By dropping a lead to each input aperture of the mask to the contact area of the printed circuit board so as to pass by the respective slot of the disc it is possible to apply.

In the conventional screen printer for surface-mounted printed circuit board, in order to accurately position the printed circuit board and the upper mask provided through the conveyor belt, the printed circuit board must be angled and aligned. Generally, the pulley is used for angle adjustment and alignment. To the suction plate of the angle adjusting shaft rotated by the angle adjusting motor by connecting with the belt and the belt.The printed circuit board is moved to the front and rear direction by the front and rear moving motor, and moved left and right by the left and right moving motor. The angle adjusting and aligning device of the printed circuit board, the angle adjusting and aligning device of the printed circuit board is to supply a single printed circuit board and to apply lead for attaching parts to the surface. You have to repeat the application of the screen It takes a long time to complete the circuit board, there is a problem that the productivity is greatly reduced, and in order to supply a plurality of printed circuit boards to adjust and align the angle of each printed circuit board, a plurality of angle adjustment motor and the front and rear movement motor , Since the left and right moving motors should be provided respectively, there is a problem that the manufacturing cost increases.

In addition, it is possible to apply lead for bonding parts on the surface by supplying a printed circuit board in which a plurality of printed circuit boards are integrally formed. However, since the finished product has to be cut and processed, the production work is cumbersome, There was a problem such as a defective product falling off and the printed circuit board made of a ceramic material used in a high risk of fire is difficult to cut, there was a problem that can not form a plurality of printed circuit boards integrally.

The present invention has been made in view of the above-described conventional problems, and the object thereof is to supply a plurality of printed circuit boards at the same time to adjust and align the angles, and the plurality of printed circuit boards are quickly moved back and forth without interfering with each other. Printed circuits that can be left and right aligned to improve productivity, to simplify the structure to reduce manufacturing costs, and also to supply lead by applying a variety of printed circuit boards of various sizes It is to provide a plurality of printed circuit board angle adjustment and alignment device of the screen printer for substrate surface mounting.

In order to achieve the above object, the present invention provides a supply unit for supplying a plurality of printed circuit boards, an angle adjustment unit for simultaneously adjusting the supplied plurality of printed circuit boards, and each of the angle-adjusted printed circuit boards. Aligning unit for aligning the left and right, and each of the printed circuit boards, the rising portion for raising and fixing the printed circuit board so that the alignment is performed sequentially without interference, and the angle adjustment and the alignment of the plurality of printed circuit boards at the same time It consists of up and down position adjusting part to raise lead to apply lead, and it is characterized in that a plurality of printed circuit boards can be quickly rearward, right and left aligned without interfering with each other. The detailed description is as follows.

That is, FIG. 1 is a perspective view illustrating a state in which a plurality of printed circuit boards are seated on a supply plate, and FIG. 2 is an overall perspective view of an embodiment of the present invention, and FIGS. 3 and 7 to 11 are shown in FIG. As shown in the operating state of the present invention, the present invention provides a printed circuit board surface for supplying the printed circuit board 700 to adjust the angle and alignment and to move to the top to apply the lead for bonding the components on the surface In the screen printer, the upper and lower sides having a shankdong plate 120 that is moved in the vertical direction by the lifting motor 130 and the shank coaxial 131 on the fixed plate 110 of the screen printer for mounting the surface of the printed circuit board Position adjusting unit 100; The front and rear movement plate 210 which is moved in the front and rear direction by the front and rear movement motor 211 and the front and rear movement shaft 212 on the shanghai movement plate 120, and formed to be connected to the upper and rear movement plate 210, the left and right movement Left and right moving plate 220 which is moved in the left and right direction by the motor 221 and the left and right moving shaft 222, and the alignment plate 230 is fixedly installed on the left and right moving plate 220, the plurality of through holes 231 are formed. Alignment unit provided with 200; The lifting cylinder 310 installed to be movable on both sides of the shandong copper plate 120 and the lifting cylinder 310 are lowered to be inserted / removed inside the through hole 231 of the alignment plate 230. Compression plate 332 is lowered by the lower support 320, the alignment pins 321 are installed on both sides of the center and the compression cylinder 331 installed on one side of the lift cylinder 310, respectively, and pressed on the shandong copper plate 120. ) Is installed in the crimping support 330, the upper support 340 is fixed so that the space portion 341 is formed on the lower support 320, and the other side of the lifting cylinder 310, the lifting cylinder ( A plurality of rising parts 300 having a stop bar 350 having an “a” shape to stop the lower support 320 which is lifted by the 310; A pulley 430 and a belt 440 of the space part 341 are installed by installing an angle adjusting motor 420 at one lower side of the lower support 320 so as to be rotatable in the center of the upper support 340 and the lower support 320. It is composed of; a plurality of angle adjusting unit 400 is provided with an angle adjusting shaft 410 is installed and connected to the upper suction plate 411.

In addition, the left and right LM guides 311 are installed on both sides of the upper side of the shandong copper plate 120, and the rising cylinder 310 is installed on the upper and left LM guides 312, thereby being lifted by the rising cylinder 310. The rising part 300 is formed to be able to flow back and forth, left and right.

In the present invention configured as described above, a plurality of cross-shaped through holes 730 are formed and a plurality of recognition marks 720 are formed on the cross-shaped through holes 730 of the supply plate 710 formed by forming a locking protrusion 740 around them. Two printed circuit boards 700 are seated.

The feed plate 710 on which the plurality of printed circuit boards 700 are mounted is supplied to one side of the transfer rail 520 on which the conveyor belt 510 of the supply unit 500 is formed to be forwarded by the transfer motor 530. do.

The supplied plurality of printed circuit boards 700 are rotated by a lifting motor 130 of the up and down position adjusting unit 100 so that the Shanghai coaxial shaft 131 is rotated so as to be connected to the lifting plate 121 connected to the lifting rod 121. The alignment unit 200, the raising unit 300, and the angle adjusting unit 400 are first raised.

At this time, since the angle adjusting shaft 310 of the angle adjusting unit 400, the suction plate 411 is installed on the upper side, the plurality of printed circuit boards 700 are separated from the supply plate 710 and formed on the suction plate 411 at the same time. The printed circuit board 700 is adsorbed and fixed by the adsorption holes 411a.

Thereafter, the positions of the recognition marks 720 provided on the plurality of printed circuit boards 700 are read by a camera, and input values of the respective printed circuit boards 700 are input.

In addition, by the input value, the angle adjusting shaft 310 of the angle adjusting unit 400 is rotated by the angle adjusting motor 420 connected to the pulley 341 and the belt 342 at the lower end of each printed circuit board 700. To adjust the angle at the same time.

Thereafter, the angle-adjusted plurality of printed circuit boards 700 are aligned back and forth and left and right. The angle adjusting shaft 410 of the angle adjusting unit 400 is positioned at the center of the upper and lower support members 340 of the rising part 300. Is installed and the alignment unit 200 is connected to the left and right movement plate 220 is installed on the front and rear movement plate 210 and the alignment plate 230 is fixed to the upper portion of each of the rising portion 300 The alignment pin 321 is inserted into the through hole 231 of the alignment unit 200.

First, the first printed circuit board 700 is connected to the front and rear movement plate 210 by moving the front and rear movement plate 210 back and forth by rotating the front and rear movement shaft 212 by the front and rear movement motor 211 according to the input value. The left and right movement plate 220 and the alignment unit 200 of the alignment plate 230 is moved back and forth and the left and right movement plate 220 by rotating the left and right movement shaft 222 by the left and right movement motor 221 according to the input value. Since the left and right moving plate 210 and the alignment portion 200 of the alignment plate 230 is connected to the left and right moving plate 220 is moved to the left and right.

Accordingly, the alignment pin 321 of the rising part 300 inserted into the through hole 231 of the alignment part 200 is moved to move the angle adjusting part installed at the center of the rising part 300 and is adsorbed on the upper part of the angle adjusting part. The first printed circuit board 700 is aligned back and forth, left and right.

Thereafter, ascending upwards by the rising part 300, first, the pressing cylinder 331 of the pressing support 330 installed on one side of the rising cylinder 310 lowers the pressing plate 332 to the shanghai song plate 120. The rising cylinder 310 is fixed by pressing and the rising part 300 is lifted by the fixed upper and lower cylinders, and is stopped by the stop bar 350 installed at the other side of the rising cylinder 310. At the same time, the angle adjusting unit 400 rotatably installed in the center of the unit 300 rises and the first printed circuit board 700 adsorbed on the angle adjusting shaft 410 of the angle adjusting unit 400 rises secondarily and is fixed. At this time, the alignment pin 321 of the riser 300 inserted into the alignment plate 230, the through hole 231 of the alignment unit 200 is separated.

Thereafter, the second printed circuit board 700 is continuously aligned to the front, rear, left and right as described above according to an input value, and the first printed circuit board 700 is inserted into the through hole 231 of the alignment plate 230. The first alignment PCB 700 is able to align the second printed circuit board 700 back and forth, left and right without interference, since the alignment pin 321 is lifted and fixed at the same time. .

Thereafter, the second printed circuit board 700 is secondly lifted and fixed in the same manner as described above, and the plurality of printed circuit boards 700 are sequentially lifted and fixed by rearward, right and left alignment, respectively.

As described above, after the second ascending of the plurality of printed circuit boards 700 is completed, the Shanghai coaxial 131 is rotated by the elevating motor 130 of the first up / down position adjusting unit 100 so that the elevating rod 121 is formed. Aligning part 200, rising part 300, and angle adjusting part 400 of the upper part of the movable plate 120 are raised to match each injection hole of the mask with each contact space of each printed circuit board 700, and the input is performed. It is raised three times to apply lead through the hole.

In the present invention, the alignment pins of the rising part 300 formed to be movable in the through holes 231 of the plurality of alignment plates 230 varying the gap of the through holes 231 according to the size of the printed circuit board 700. By inserting 321, the plurality of rising parts 300 are formed to be initially aligned.

As described above, the front and rear LM guides 311 and the left and right LM guides 312 of the upper and lower sides of the shandong copper plate 120 and the rising cylinder 310 can move back and forth, and to the left and right, respectively. When the alignment pin 321 of the 300 is inserted into the through hole 231 of the alignment plate 230, the plurality of the rising parts 300, that is, the printed circuit board 700 installed in the center of the rising parts 300 are adsorbed. By the angle adjustment unit 400 to adjust the angle can be initially aligned.

In addition, by inserting the bushing 800 into the plurality of through holes 231 formed in the alignment plate 230, the alignment pin 321 of the alignment unit 200 may be smoothly inserted / detached.

In the present invention, a plurality of alignment plates 230 are formed to vary the gap of the through hole 231 according to the size of the printed circuit board 700, and the alignment plates desired by the user are fixed to the upper left and right moving plates. After installing the alignment pin of the alignment unit 200 in the through hole 231 of the alignment plate 230 to be inserted / detached.

In addition, by opening the central one side of the alignment plate 230 fixed to the upper left and right movable plate 220 to form an open portion 232 and install the LM guide 233 at the bottom to replace the alignment plate 230 It is formed to be possible.

As described above, the plurality of rising parts 300 and the plurality of printed circuit boards 700 may be supplied at the same time so as to adjust the angle, and adjust the front, rear, right and left, and apply the lead to the upper portion of the alignment plate 230. Position adjustment unit 400 can be easily adjusted.

12 is a cross-sectional view showing a state in which the rubber ring 412 is inserted into the suction plate 411 of the angle adjustment shaft 410 of the embodiment bar bar, the suction plate of the angle adjustment shaft 410 ( When the rubber ring 412 is inserted into the 411 by a predetermined distance, the rubber ring 412 may be formed to have a good adsorption force as well as preventing breakage when the printed circuit board 700 is adsorbed through the adsorption hole of the adsorption plate.

In addition, in the present invention, Figure 13 shows a perspective view showing a state in which the transparent rubber pad 900 is seated on the upper portion of the rising portion 300 of the embodiment, the upper portion of the plurality of the rising portion 300 The transparent rubber pad 900 is seated on the body so that foreign matters and the like do not fall inside the device.

As described above, the present invention includes an angle adjusting unit for absorbing and adjusting the angle of the printed circuit board, an elevating unit for elevating the angle adjusting unit, and an alignment unit for aligning the elevating unit back and forth, and left and right. Alignment pins formed in the rising part are inserted into the through holes of the alignment plate having the through holes to align the printed circuit boards back and forth, left and right, and are inserted into the through holes so that the alignment is performed sequentially without interference. Since the alignment pins are lifted and fixed at the same time, the aligned printed circuit boards can align the other printed circuit boards without interference, and the alignment is sequentially performed. Supply the circuit board at the same time so that the angle can be adjusted and aligned, A number of printed circuit boards can be quickly moved back and forth and left and right without interfering with each other to improve productivity, as well as to reduce the manufacturing cost due to its simple structure, and also by supplying printed circuit boards of various sizes. The effect of being able to apply | coat, etc. can be acquired.

Claims (8)

A printed circuit board surface mounting screen printer for supplying a printed circuit board 700 so as to adjust, align, and move the upper portion to apply lead for component bonding on a surface, wherein the printed circuit board surface mounting screen printer An up and down position adjusting unit 100 having a shanghai copper plate 120 moved upward and downward by an elevating motor 130 and a shanghai coaxial 131 on an upper portion of the stationary plate 110; The front and rear movement plate 210 which is moved in the front and rear direction by the front and rear movement motor 211 and the front and rear movement shaft 212 on the shanghai movement plate 120, and formed to be connected to the upper and rear movement plate 210, the left and right movement Left and right moving plate 220 which is moved in the left and right direction by the motor 221 and the left and right moving shaft 222, and the alignment plate 230 is fixedly installed on the left and right moving plate 220, the plurality of through holes 231 are formed. Alignment unit provided with 200; The lower cylinder 310 installed to be movable on both sides of the shandong copper plate 120 and the lower cylinder to be lifted by the lift cylinder 310 and inserted / released into the through hole 231 of the alignment plate 230. Pressing plate 332 is lowered by the lower support 320, the alignment pins 321 are installed on both sides, and the compression cylinder 331 installed on one side of the ascending cylinder 310, the compression plate 332 is pressed to the shanghai transport plate The support 330, the upper support 340 is fixed so that the space portion 341 is formed on the lower support 320, and the other side of the lift cylinder 310 is installed by the lift cylinder (310) A plurality of rising parts 300 having a stop bar 350 having a shape of "a" to stop the raised lower support 320; A pulley 430 and a belt 440 of the space part 341 are installed by installing an angle adjusting motor 420 at one lower side of the lower support 320 so as to be rotatable in the center of the upper support 340 and the lower support 320. A plurality of angle adjustment units 400 connected to each other and having an angle adjustment shaft 410 provided with a suction plate 411 thereon; A plurality of printed circuit board angle adjustment and alignment device of a printed circuit board surface mount printer, characterized in that consisting of. The method of claim 1, Lifting part which is lifted by the lift cylinder 310 by installing the front and rear LM guides 311 on both sides of the upper side of the shandong copper plate 120 and the upper and lower LM guides 312 installed thereon. A plurality of printed circuit board angle adjustment and alignment apparatus of the printed circuit board surface mounting printer, characterized in that the 300 is formed so as to be movable back and forth, left and right. The method of claim 2, Alignment pins 321 of the rising part 300 formed to be flowable in the through holes 231 of the plurality of alignment plates 230 varying the gap of the through holes 231 according to the size of the printed circuit board 700. A plurality of printed circuit board angle adjusting and aligning apparatus of a printed circuit board surface mounting printer, characterized in that the insertion portion is formed so as to initially align the plurality of rising parts (300). The method of claim 1, Inserting the bushing 800 in the plurality of through holes 231 formed in the alignment plate 230 is characterized in that the alignment pin 321 of the alignment unit 200 is formed to be inserted / removed smoothly Multiple printed circuit board angle adjusters and alignment devices for printed circuit board surface mount printers. The method of claim 1, Adjusting the angle of the plurality of printed circuit boards of the printed circuit board surface mounting printer, characterized in that it comprises a plurality of alignment plates 230 varying the interval of the through hole 231 according to the size of the printed circuit board 700 and Alignment device. The method of claim 5, Opening the central one side of the alignment plate 230 fixed to the upper left and right movable plate 220 to form an open portion 232 and install the LM guide 233 at the bottom to replace the alignment plate 230 A plurality of printed circuit board angle adjusting and aligning apparatus of a printed circuit board surface mount printer, characterized in that formed. The method of claim 1, A plurality of printed circuit board angle adjusting and aligning apparatus of a printed circuit board surface mounting printer, characterized in that the rubber ring 412 is inserted into the suction plate 411 of the angle adjusting shaft (410). The method of claim 1, A plurality of printed circuit board angle adjustment and alignment device of a printed circuit board surface mounting printer, characterized in that the transparent rubber pad 900 is mounted on the upper portion of the plurality of rising parts (300).

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