KR900005161Y1 - Parts automatic insert machine for printed circuit board - Google Patents

Abstract

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Description

Auto Inserter of Parts on PCB Board

1 is an overall perspective view of an automatic component inserter of the PCB substrate of the present invention.

Figure 2 is a side cross-sectional view of the substrate supply base and the substrate moving in the component inserter of the PCB substrate of the present invention.

Figure 3a, b is a cross-sectional view of the operating state of the substrate feeder in the automatic component inserter of the PCB substrate of the present invention.

Figure 4a, b is a cross-sectional view of the drive relationship between the chain and the transfer projection in the automatic inserting parts of the PCB substrate of the present invention.

Figure 5 is a perspective view of the main part of the chain and the transfer projection in the automatic inserter of the PCB substrate of the present invention.

Figure 6 is a perspective view of the relationship between the fixed and elastic guide plate and the PCB substrate in the automatic component inserter of the PCB substrate of the present invention.

Figure 7 is a perspective view of the U-shaped stopper formed in the rear of the component mounting body in the automatic component inserter of the PCB substrate of the present invention.

Figure 8a is a cross-sectional view of the component mounting arm in the component inserter of the PCB substrate of the present invention, (b) is an enlarged cross-sectional view of portion A of (a).

* Explanation of symbols for main parts of the drawings

1: switch cylinder 2: push rod

3: rod 4: substrate transfer table

5,5 ': Both sides support plate 6: Substrate

13 cylinder 15 substrate feed table

19,19 ': Body support plate 21: Fixed guide plate

24: elastic guide plate 25: drive motor

26: feed projection 27: chain

28: cylinder 30: detection switch

31: elastic switch piece 32: U-shaped stopper

38: holding part 39: holding cylinder

40: vertical movement cylinder 41: horizontal movement cylinder

42: parts mounting arm 43: parts supply box

44: parts mounting arm holding box 45: parts mounting body

The present invention relates to a component driven inserter for a PCB substrate, and more particularly, a substrate feeder for pushing the PCB substrate by a cylinder, and a substrate feeder for loading the substrate with a certain elastic force on the rear side of the substrate feeder. Immediately after the board carrier and the board feeder, a transfer chain for transporting the board and a component mounting body having a component mounting arm for inserting and mounting various electronic components on the board are installed. It is automatically transferred to the component mounting body from the substrate feeder in turn and at the same time, it is possible to automatically fix the components to the PCB board.

In the conventional apparatus for inserting and fixing a component on a PCB substrate, the substrate is placed on a rotatable die and then the component can be inserted and fixed by one arm.

That is, a computer and a program are prepared, and the die is rotated at an angle by the program of the computer so that the desired position and the arm of the PCB board coincide with each other. I fixed it.

However, such a thing required a variety of devices such as a computer, a program writer, a component supply stand, and a component arranger. Furthermore, it is not only complicated to write a computer program, but also has a problem that each component is expensive. Has been raised relatively, and there was a cumbersome problem that there was a staircase in the structure of the arm for fixing various parts to one board with one arm.

The present invention has been made in view of the above problems, the substrate feeder for driving the rod formed by the push rod by the switch cylinder, and a substrate supply having a cylinder to maintain a constant elastic force of the PCB substrate loaded between both support plates Between the stand and the fixed guide plate on both sides of the center of the main body support plate and the elastic guide plate which is made elastic, the chain having the conveying projection is connected to the lower cylinder and the rear having the elastic switch piece of the sensing switch at the center. The component mounting arm holding box having a component supply box having a plurality of component mounting arms which are formed to be intermittently driven toward the U-shaped stopper of the gripper and connected to a holding cylinder, a vertical moving cylinder and a horizontal moving cylinder integrally The parts of the PCB substrate which are provided with the component mounting main body which were exposed to each other sequentially. It is to provide a product auto inserter.

That is, the object of the present invention is to automatically supply a PCB substrate to which the electronic components such as chips are inserted and fixed by an electrical signal from the substrate supply stand to the component mounting body, and at the same time, the PCB substrate supplied to the component mounting body is The parts are automatically and precisely inserted and fixed by a plurality of component mounting arms which are connected to the gripping pieces. In order to maintain the insertion and facility cost reduction, and at the same time to reduce the cost of the PCB board, moreover, to maintain the labor savings by reducing the ease of maintenance and maintenance of the component inserter of the PCB board and the number of workers.

When described with reference to the accompanying drawings as follows.

As shown in FIG. 1 and FIG. 2, the board | substrate conveyance stand 4 which moves forward and backward of the rod 3 in which the rod 2 was formed in the tip by the switch cylinder 1 is provided in front. .

Immediately after the substrate transfer table 4, the PCB board 6 is loaded between both support plates 5 and 5 'and the support plate is elastically upward by the lower spring 7. (5) and (5 ') to hold the PCB substrate 6, the projection 9 of the substrate support piece 8 for supporting the PCB substrate 6 and the support piece of the cylinder holding piece 10 ( The rods 14 of the lower cylinder 13 are operated up and down by contact with the switches 12 and 12 'formed in the 11, so that the substrate 6 is between the two supporting plates 5 and 5'. Installed at the substrate feeder 15 to be maintained at a constant elastic force at all times.

On the other hand, as shown in Figs. 1 and 4, the rear side of the substrate supply stand 15 is placed on the switch control box 16 and the support box 17, and on both supports 18 and 18 '. An elastic guide plate 24 formed with a fixed guide plate 21 and a guide rail 22 formed with guide rails 20 at both centers of the main body supporting plates 19 and 19 'placed thereon and elasticized with a spring 23. ) Is formed (see FIG. 6) and is intermittently driven as an electrical signal by the drive motor 25 between the fixed guide plate 21 and the elastic guide plate 24, and has a feed projection 26. A chain 27 is formed, and as shown in FIG. 7, the lower cylinder 28 of the lower cylinder 28 is located behind the fixed guide plate 21 and the elastic guide plate 24 of the body support plates 19 and 19 '. The U-shaped stopper 32 is connected to the rod 29 and the elastic switch piece 31 of the sensing switch 30 is formed at the center of the guide piece 35 having the sensing switch 33 and the elastic switch piece 34. Guidance It is formed to be the same.

And, as shown in FIGS. 1 and 8, above the main body support plates 19 and 19 ', a gripping piece 38 which can be gripped by the rack gear 30 and the pinion gear 27 is provided. A component firearm which is formed by connecting a grip cylinder 39 which is connected, a vertical cylinder 40 for vertically manipulating the grip cylinder 39, and a horizontal cylinder 41 which is horizontally movable forward and backward. A plurality of 42 pieces are exposed on both sides of the component mounting arm holding box 44 having the component supply box 43.

That is, the component mounting body 45 formed as described above is installed at the rear of the substrate supply stand 15 connected to the substrate transfer table 4, and the component mounting body is mounted on the PCB substrate 6 supplied from the substrate supply stand 15. In 45, it is possible to automatically insert and fix components such as chips sequentially and accurately.

Reference numeral 50 denotes each rod length adjusting rod, 51 is an adjusting nut, 52 is a high information bolt, 53 is a sensing protrusion, 54 and 55 are driving and driven sprockets.

Referring to the operation and effect of the present invention configured as described above, as shown in Figures 1 to 8, the operator operates the switch of the switch control box 16, the electrical signal of the substrate transfer table 4 When applied to the switch cylinder 1, the switch cylinder 1 is operated to advance the push rod 2 formed on the rod 3, and by advancing the rod 3 of the switch cylinder 1, The body support plate (19) of the component mounting body (45) is pushed by a pusher (2) to push one sheet of the PCB substrate (6) elastically loaded between both support plates (5) and (5 ') formed on the substrate supply stand (15). ) And (19 ') is positioned between the fixed guide plate 21 and the elastic guide plate 24, in this case by the automatic switch operation other than the switch cylinder (1) formed on the substrate carrier (4) The driving motor 25 of the component mounting body 45 is driven, and is connected to the driving motor 25. The conveying projections 26 formed on the chain 27 push the PCB substrate 6 which is moved between the fixed guide plate 21 and the elastic guide plate 24 of the component mounting body 45 by driving the chain 27. It is going to go.

Subsequently, when one PCB substrate 6 is pushed toward the rear of the component mounting main body 45 by the driving of the driving motor 25, the rear side of the main body supporting plates 19 and 19 'after being transported at regular intervals. The stopper is stopped by the U-shaped stopper 32 formed at the end thereof. That is, since the elastic switch piece 31 of the sensing switch 30 is formed at the center of the U-shaped stopper 32, the transfer of the chain 27 is performed. The PCB substrate 6 pushed and transferred by the projections 26 first touches the elastic switch piece 31 formed on the U-shaped stopper 32 before it touches the U-shaped stopper 32 so that the elastic switch piece 31 is connected. The formed sensing switch 30 is operated, and thus, the sensing switch 30 cuts off the power of the driving motor 25 to stop driving of the chain 27, and according to the stop of the chain 27. PCB board 6 between the transfer projection 26 of the chain 27 and the U-shaped stopper 32 by inertial force. ) Will be kept tightly stopped.

In addition, when the elastic switch piece 31 of the U-shaped stopper 32 formed on the rear of the component mounting body 45 and the PCB substrate 6 are in contact with each other, an electrical signal is transmitted to the component mounting arm holding box by the sensing switch 30. The part mounting arm 42 provided in plural to 44 is provided, and this part mounting arm 42 is operated.

That is, as shown in FIG. 8, since the component mounting arm 42 is formed by the holding cylinder 39, the vertical movement cylinder 40, and the horizontal movement cylinder 41, the user adjusts each adjustment nut 51. As shown in FIG. After adjusting the rod adjusting rod (50) as the control panel and at the same time adjusting the position angle of the component mounting arm (42) as the high information bolt (52), an electrical signal is applied to the component mounting arm (42). The arm 42 grips the component by the gripping piece 38 and the respective cylinders 39, 40 and 41, and at the same time the component mounting body is mounted by the horizontal and vertical moving cylinders 40 and 41. It is possible to automatically transfer and insert and fix the parts with respect to the PCB substrate (6) supplied and fed to (45).

Therefore, it is positioned between the fixing guide plate 21 and the elastic guide plate 24 of the component mounting body 45, the position is fixed by the C-shaped stopper 32 and the transfer projection 26 of the chain 27 When the plurality of component mounting arms 42 are sequentially operated with respect to the PCB board 6, the parts of the component supply box 43 and the like are fixed to the PCB board 6 in the correct positions. The component mounting arm 42 is an electric signal of the completion of the operation of the component mounting arm 42 last operated on both sides of the component mounting arm retaining box 44, and the c-shaped stopper 32 behind the component mounting body 45. ) Is to be sent to the cylinder 28 is connected to this, the cylinder 28 is operated to drag the U-shaped stopper 32 and to lower the guide piece 35, and then the U-shaped Switch 3 formed on the sensing projection 53 and the guide piece 35 of the stopper 32 When the switch piece 34 of 3) comes into contact with each other, the driving motor 25 of the component mounting body 45 is driven again, and the transfer protrusion 26 of the chain 27 moves the PCB substrate 6 on which the component is inserted and fixed. ) Will be pushed out and transported to the outside of the component mounting body 45.

Then, after the cylinder 28 connected with the c-shaped stopper 32 at the rear of the component mounting body 45 is operated to descend for a predetermined time, the cylinder 28 is pushed by the rod 29 of the cylinder 28 to raise the c-shaped stopper ( 32 is raised along the guide piece 35, and at the same time, when the sensing projection 53 of the U-shaped stopper 32 and the switch piece 34 of the switch 33 of the guide piece 35 are lifted up again, an electrical signal is generated. Is the same signal as that given to the switch cylinder (1) of the substrate transfer table (4) installed in the front of the component mounting body 45, this is because the same operation as the first time is automatically operated again again PCB board It becomes possible to insert and fix a part continuously and automatically at (6).

That is, the switch cylinder 1 of the substrate transfer table 4 is operated to fix the PCB 6 of the substrate supply stand 15 to the fixed guide plate 21 and the elastic guide plate 24 of the component mounting body 45. Then, the feed projection 26 of the chain 27 is pushed to the PCB substrate 6 to the U-shaped stopper 32 to be closely positioned, and then the component mounting arm holding box 44 is provided. A plurality of component mounting arms 42 are formed in the PCB substrate 6 is inserted into and fixed, and then a continuous automatic process in which the transfer projections 26 of the chain 27 take out the PCB substrate 6 Will be done.

On the other hand, the present invention, when the elastic force of the spring 7 to make the substrate support piece 8 elastic in the substrate supply table 15 by the automatic supply of the continuous PCB substrate 6, the substrate support piece 8 The protrusion 9 formed in the c) and the switch 12 for operating the cylinder 13 come into contact with each other, whereby the cylinder 13 is lifted up to maintain a constant elastic force of the spring 7. At the same time, the substrate 6 can always be loaded with elastic force by the constant elastic force of the spring 7.

As described above, according to the present invention, since all operations are performed by an electrical signal, an expensive computer and a component arranging device for inserting and fixing components on a PCB board are not required as in the prior art, thereby reducing facility costs. In addition, it is possible to further improve, and in addition, it is easy to repair during installation and failure of the component mounting body 45, the substrate supply stand 15, and the substrate transfer stand 4, thereby eliminating troublesome problems caused by the production of the PCB substrate. It is a useful design that can reduce unnecessary manpower loss due to simple and simple operation.

Claims (1)

The substrate carrier 4 for driving the rod 3 on which the push rod 2 is formed by the switch cylinder 1, and the PCB substrate 6 loaded between the support plates 5, 5 'are fixed at a constant elasticity. Between the substrate supply base 15 having the cylinder 13 held therein, the fixed guide plate 21 at both centers of the body support plates 19 and 19 ', and the elastic guide plate 24 made elastic. A chain 27 having a conveying protrusion 26 is connected to the lower cylinder 28 by the driving motor 25 and the rear letter U having the elastic switch piece 31 of the sensing switch 30 at the center thereof. It is formed to be intermittently driven toward the type stopper 32 and at the same time, the component mounting which integrally connects and holds the holding cylinder 39, the vertical moving cylinder 40, and the horizontal moving cylinder 41 connected with the holding piece 38 is carried out. A component mounting main body 45 having a plurality of arms 42 and a component mounting arm retaining box 44 having a component supply box 43, respectively, is sequentially installed. Automatic insertion of components to the PCB group.