JPH03206695A - Electronic parts feeder - Google Patents

Abstract

PURPOSE:To improve producibility by providing a plurality of magazines which move a tray plate fixedly containing a plurality of electronic parts containing trays in the vertical direction and by constituting them movable separately on a common move path. CONSTITUTION:A tray plate 102 which fixes electronic parts containing tray is contained in magazines 6, 7 and they are provided to move separately up and down in vertical direction. After the magazine 6 or 7 is positioned, a tray plate drawing axis 10 draws the plate 102, and a nozzle part 11 moves in X direction, attracts electronic parts, and transfers it inside a centering table 12. The table 12 moves in Y direction and stops the electronic parts at a specified position at the side of an electronic part package device. Then, the electronic parts inside the table 12 is attracted by a nozzle at the head part of a package device and packaged to a printed board. Thereby, it is also possible to supplement and exchange electronic parts to the other magazine as an electronic part feeder during operation of a package device and to improve producibility.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an electronic component supply device that supplies electronic components stored in a tray to an electronic component mounting device.

[Prior Art] A flat pack type electronic component refers to an electronic component housed in a tray, and is mainly used as a means for supplying an electronic component mounting device.

Conventionally, an electronic component supply device for taking out flat pack type electronic components from a tray has been constructed as shown in FIGS. 6 and 7.

That is, in FIGS. 6 and 7, 101 is a tray, 102 is a tray plate, 103 is a magazine section, and 10
5 is a motor, 106 is a shaft body, 107 is a lifter, 108
1 is a tray plate drawer, 109 is a movable nozzle, 1
10 is a moving unit, and 111 is a centering table.

FIG. 6 shows a tray 1 containing electronic components 104.
01 to the tray plate 102 and storing the tray plate 102 in the magazine section 103. FIG. It is.

Next, the operation of the configuration shown in FIGS. 6 and 7 will be explained below.

A magazine section 103 containing electronic components 104 is moved up and down by a shaft 106 driven by a motor 105 and is held by a lid 107 .

When selecting the necessary electronic component 104, this lifter 10
7 performs vertical movement. After positioning the lifter 107,
The tray plate 102 is pulled out by the tray plate pull-out section 108. Thereafter, the electronic component 104 is moved to the centering table 111 by the transfer unit 110 having the transfer nozzle 109, and the centering table 111 with the electronic component 104 placed thereon is transferred to the electronic component mounting apparatus. We supply electronic parts.

[Problems to be Solved by the Invention] However, in the structure of the prior art as described above, while the electronic component mounting apparatus is in operation, the lifter 107 of the electronic component supply device in tray packaging is constantly moving up and down. It is impossible to replenish flat pack type electronic components while the electronic component mounting apparatus is in operation. Furthermore, since it is impossible to replace the flat-pack type electronic components while the electronic component mounting apparatus is in operation, there is a problem in that the apparatus is stopped for a long time during setup changes, which adversely affects productivity.

The present invention solves the above-mentioned problems of the prior art, and the electronic component supply device has electronic components that can always be replaced and supplied with flat-packed electronic components even when the electronic component mounting device is in operation. The purpose is to provide a feeding device.

[Means to solve the problem] In order to achieve the above object, the present invention has the following configuration.

That is, the present invention provides an electronic component supply device that takes out flat pack type electronic components whose leads are closely attached to a printed circuit board and supplies them to a predetermined position, in which a plurality of trays containing electronic components are fixedly stored in a tray plate portion. , a plurality of magazine sections for moving the tray plate section in the vertical direction are provided, the plurality of magazine sections are configured to be movable separately on a common moving path, and the moving means for the movable magazine section is configured to It is characterized by being comprised of a fixed shaft disposed along a movement path, and a drive means that engages with the shaft mounted on each of the magazine parts and moves relatively in the axial direction thereof. This is an electronic component supply device.

[Function] According to the configuration of the present invention described above, each of the plurality (for example, a pair) of magazine sections can move independently. That is, while one magazine section is moving up and down to supply electronic components, the other magazine section can be stopped in a range outside the stroke. Therefore, even while the electronic component mounting apparatus is in operation, the electronic component supplying apparatus can replenish or replace flat pack type electronic components in the other magazine.

[Example] Hereinafter, the present invention will be explained in more detail using Examples.

Note that the present invention is not limited to the following examples.

1 to 5 show an electronic component supply device according to an embodiment of the present invention.

FIG. 1 is a perspective view of an electronic component supply device and an electronic component mounting device. 1 is a head section, 2 is a vertically movable and rotatable nozzle, 3 is a recognition section for recognizing electronic components, 4 is a printed circuit board, and 5 is an electronic component supply device.

FIG. 2 is a perspective view of the electronic component supply device of the present invention,
6 is a magazine containing flat pack type electronic components, 7
8 is a magazine A is removably fixed thereto, and 9 is a lid 10 on which a magazine 7 is removably fixed. A tray plate 102 positioned by the lifter 8 or 9 is pulled out. This is the tray plate pull-out shaft. The flat type electronic components are housed in a tray 101, as shown in FIG.
02 and stored in the magazine 6 or magazine 7. 11 is a nozzle portion that sucks electronic components; 12;
is a centering table that transports electronic components to the electronic component mounting apparatus while adjusting them.

FIG. 3 is a detailed view of a part of the lifter which is a feature of the present invention. 13, 14 are motors, 15 is a ball screw, 16a
, 16b are vertical guide shafts, and 17a, b are pushers engaged with the guide shafts.

FIG. 4 is a detailed view of the drive part of the lifter, 18 is a plate to which the motor is fixed and the magazine is fixed, 19 is a gear fixed to the output shaft of the motor 13, 2
0 is a gear fixed to a nut 21 engaged with the ball shaft 15, 22a and b are fixed to the plates 18 and 23, and hold the gear 20 and nut 21 rotatably about the center line of the ball screw. It is a bearing.

Next, the operation of the above structure will be explained.

A tray plate 102 to which a tray containing flat pack type electronic components is fixed is stored in the magazine 6 or magazine 7. In order to select electronic components to be used in an electronic component mounting apparatus, the magazines 6 and 7 are arranged vertically. It can be moved up and down separately. That is, the magazine 6 is
As shown in FIG. 4, the motor I3 is fixed to a plate 18, its output shaft is fixed to a gear 19, and the output of the motor 13 is
It is transmitted to gear 20 via gear 19. Gear 20 is
Since it is rotatably held by bearings 22a and 22b and fixed to a nut 21 engaged with a ball screw 15, the output of the motor 13 causes the plates 18 and 2 to be rotated.
3 moves up and down.

Further, the pusher 17a1b fixed to the plate 18 is
Since the magazine 6 is engaged with the vertical guide 16aXb, the magazine 6 can be linearly moved in the vertical direction by the output of the motor 13. This also applies to the magazine 7.

After the vertically moving magazine 6 or 7 has been positioned, the tray plate pull-out shaft 10 pulls out the tray plate 102, as shown in FIG. and,
The nozzle section 11 moves in the X direction in the figure, picks up the flat pack type electronic component, and transfers it to above the centering table 12.

The nozzle section 11 moves the electronic component into the centering table 12, and the centering table 12 moves in the Y direction in the figure and stops the electronic component at a predetermined position on the electronic component mounting apparatus side. The state is shown in FIG.

Next, the nozzle 2 in the head section 1 of the electronic component mounting apparatus attracts the electronic component in the centering table 12, the recognition section 3 recognizes the suction posture of the electronic component, and mounts it on the printed circuit board 4. do.

The above is a series of operations from the electronic component supplying device of the present invention to supplying a flat pack type electronic component to mounting it on a printed circuit board.

In the above embodiment, the nut 21 engaged with the ball screw 15
was driven by a motor 13 via gears 19 and 20. As shown in Fig. 5, a drive motor 25 whose rotor 24 was constituted by a hollow shaft was used, and a nut 2■ was fixed to the inner circumference of the rotor 24. With this configuration, it is possible to further reduce the size and inertia.

The effects of the electronic component supply section according to the embodiment of the present invention described above will be explained.

In the electronic component supply section, the magazines 6 and 7 move up and down when electronic components are selected, and the magazines are now A, B, C, and D in the order of their highest positions as shown in FIG. As can be seen from FIG. 3, when the magazine 6 is stopped at position A, the magazine 7 moves between position B and position C, making it possible to supply electronic components. Similarly, when the magazine 7 is stopped at position D, the magazine 6 can move between position B and position 1c to supply electronic components. In other words, this electronic component supply device can replace electronic components in one magazine while the other magazine is supplying electronic components, or
This makes it possible to replenish electronic components.

As a result, when one magazine runs out of electronic components, there is no need to stop the electronic component supply device to replenish the electronic components, and it is only necessary to change the electronic components to be supplied using the other magazine. Also, when changing the electronic components supplied by one magazine to a different type of electronic component, there is no need to stop the electronic component supply device and replace the electronic components, just change the supplied magazine to the other one. It's good. Of course, the magazine to be supplied can be easily changed by an operator's operation of the device.

As a result, it is possible to significantly reduce the loss time in terms of productivity when mounting electronic components, and to significantly improve productivity.

[Effects of the Invention] As explained above, the present invention includes a tray plate section in which a plurality of trays containing electronic components can be fixedly stored in the tray plate section, and a plurality of magazine sections that move the tray plate section in the vertical direction. The plurality of magazine sections are configured to be movable separately on a common movement path, and the moving means of the movable magazine section includes a fixed shaft disposed along the movement path and a fixed shaft body of the magazine section. Since the drive means is configured to engage with the shaft body attached to each of the shaft bodies and move relatively in the axial direction thereof, a plurality of magazine parts (for example, a pair) can each move independently, and the electronic parts Even while the mounting apparatus is in operation, it is possible to achieve the special effect of being able to supply or replace flat-pack type electronic components in the other magazine as an electronic component supply device.

[Brief explanation of drawings]

FIG. 1 is a perspective view of an electronic component supply device and a mounting device according to an embodiment of the present invention, FIG. 2 is a perspective view of the electronic component supply device, and FIG. 3 is a front view of a part of the lifter. FIG. 4 is a detailed sectional view of the drive unit, FIG. 5 is a partial perspective view of a moving means according to another embodiment of the present invention, and FIG. 6 is a storage of a tray common to the conventional and present invention in a magazine. FIG. 7 is a perspective view of a conventional electronic component supply device. 13.14...Motor 15...Ball screw 19.20...Gear 21...Nut No. 119
Z1 17d: Push 18: Plate l9: Gear 102: Tray plate Fig. 3 z4 Fig. 5

Claims (1)

[Claims] (1) In an electronic component supply device that takes out a flat pack type electronic component whose leads are closely attached to a printed circuit board and supplies it to a predetermined position, a plurality of trays containing electronic components are fixedly stored in a tray plate portion, and the There are multiple magazine parts that move the tray plate part in the vertical direction,
The plurality of magazine sections are configured to be movable separately on a common movement path, and the moving means of the movable magazine section includes a fixed shaft disposed along the movement path and a fixed shaft body of the magazine section. An electronic component supply device comprising a driving means that engages with the shaft bodies attached to each of the shaft bodies and moves them relative to each other in the axial direction.