JP2758956B2 - Electronic component supply device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic component supply device that supplies an electronic component stored in a tray to an electronic component mounting device.

[Prior Art] A flat pack type electronic component refers to an electronic component stored 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 a flat pack type electronic component from a tray has a configuration as shown in FIGS. 6 and 7.

6 and 7, 101 is a tray, 102 is a tray plate, 103 is a magazine, 105 is a motor, 106 is a shaft, 107 is a lifter, 108 is a tray plate drawer, 109 is a moving nozzle, 110 is a moving unit, and 111 is a centering table. FIG. 6 is a perspective view showing the operation of fixing the tray 101 storing the electronic components 104 to the tray plate 102 and storing the tray plate 102 in the magazine 103. FIG. FIG. 4 is a perspective view of an electronic component supply device on which the magazine unit 103 is mounted.

Next, regarding the configuration shown in FIGS. 6 and 7,
The operation will be described below.

The magazine 103 containing the electronic components 104
Lifter moving up and down by shaft 106 driven by 5
Held at 107. When the necessary electronic component 104 is selected, the lifter 107 moves up and down. After the positioning of the lifter 107 is completed, the tray plate 102 is pulled out by the tray plate drawer 108. Then, transfer nozzle 1
The electronic component 104 is moved to the centering table 111 by the transfer unit 110 having the 09, and the centering table 111 on which the electronic component 104 is mounted is transferred toward the electronic component mounting apparatus to supply the electronic component. Do.

[Problems to be Solved by the Invention] However, in the structure of the related art as described above, while the electronic component mounting apparatus is in operation, the electronic component supply apparatus in the tray packing form has the lifter 107 constantly moving up and down. During the operation of the electronic component mounting apparatus, it is impossible to replenish the flat pack type electronic components. In addition, since the flat-pack type electronic component cannot be replaced during the operation of the electronic component mounting apparatus, there is a problem in that the apparatus is stopped for a long time during the setup change, which adversely affects productivity.

The present invention solves the above-mentioned problems of the prior art. Even when the electronic component mounting apparatus is in operation, the electronic component supply device can replace and supply a flat pack type electronic component at all times. It is intended to provide a supply device.

[Means for Solving the Problems] To achieve the above object, the present invention comprises the following constitutions. That is, the present invention provides an electronic component supply device which takes out a flat pack type electronic component in which a lead is brought into close contact with a printed circuit board and supplies the electronic component to a predetermined position. Providing a plurality of magazine parts for moving the tray plate part in the vertical direction, configuring the plurality of magazine parts so as to be individually movable on a common movement path, and moving the moving magazine part by the moving means. It is characterized by comprising a fixed shaft body arranged along a movement path, and a driving means which engages with the shaft body attached to each of the magazine portions and relatively moves in the axial direction thereof. It is an electronic component supply device.

[Operation] According to the configuration of the present invention described above, a plurality (for example, a pair) of magazine parts can be moved separately. That is, while one magazine is moving up and down for supplying electronic components, the other magazine can be stopped in a range outside the stroke. Therefore, even while the electronic component mounting apparatus is operating,
As an electronic component supply device, it is possible to supply or replace a flat pack type electronic component to the other magazine.

EXAMPLES Hereinafter, the present invention will be described in more detail with reference to Examples. The present invention is not limited to the following embodiments.

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 unit, 2 is a vertically movable and rotatable nozzle, 3 is a recognition unit for recognizing electronic components, 4 is a printed 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, wherein 6 is a magazine containing flat pack type electronic components, 7 is the same magazine, 8 is a lifter to which magazine A is detachably fixed, and 9 is a lifter. The lifter 10 in which the magazine 7 is detachably fixed is the lifter 8 or 9
The tray plate 102 positioned by the operation is pulled out.
This is a tray plate pull-out shaft. In addition, the flat electronic component is, as shown in FIG.
The tray 101 is stored in the tray 101.
It is fixed to 2 and stored in magazine 6 or magazine 7. Reference numeral 11 denotes a nozzle unit for sucking an electronic component, and reference numeral 12 denotes a centering table for carrying the electronic component toward the electronic component mounting apparatus while regulating the electronic component.

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

FIG. 4 is a detailed view of the drive unit of the lifter, 18 is a plate on which the motor is fixed and the magazine is fixed, 19 is a gear fixed on the output shaft of the motor 13, and 20 is a ball shaft 15. Gear fixed to the combined nut 21, 22
a and b are bearings fixed to the plate 18 and the plate 23 and rotatably holding the gear 20 and the nut 21 about the center line of the ball screw.

 Next, the operation of the above configuration will be described.

The tray plate 102 to which the tray storing the flat pack type electronic components is fixed is stored in the magazine 6 or the magazine 7, and the magazines 6 and 7 are arranged in the vertical direction in order to select the electronic components to be used in the electronic component mounting apparatus. Can be moved up and down separately. That is, the magazine 6 is moved up and down by the motor 13, but as shown in FIG. 4, the motor 13 is fixed to the plate 18 and its output shaft is fixed to the gear 19, and the output of the motor 13 Is transmitted to the gear 20 via the gear 19. The gear 20 has a bearing 22
a and b are rotatably held and the ball screw 15
The motor 13 is fixed to the nut 21
, The plates 18 and 23 move up and down.

Since the bushes 17a, b fixed to the plate 18 are engaged with the vertical guides 16a, b, the magazine 6 can move linearly in the vertical direction by the output of the motor 13. This is the same for the magazine 7.

After the magazine 6 or 7 that moves up and down performs positioning, the tray plate pull-out shaft 10 pulls out the tray plate 102 as shown in FIG. Then, the nozzle unit 11 moves in the X direction in the drawing, sucks the flat-pack type electronic component, and transfers it to above the centering table 12. Nozzle section 11 is a centering table for electronic components
12, 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 1 of the electronic component mounting apparatus is used.
Thus, the electronic component in the centering table 12 is sucked, and the recognition unit 3 recognizes the sucking posture of the electronic component, and mounts the electronic component on the printed circuit board 4.

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

In the above embodiment, the nut 21 engaged with the ball screw 15 was driven by the motor 13 via the gears 19 and 20, but as shown in FIG. If the nut 21 is fixed to the inner periphery of the rotor 24, the rotor can be more compact and the inertia can be reduced.

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

In the electronic component supply section, when selecting the electronic components, the magazines 6 and 7 move up and down. However, as shown in FIG. 3, the magazines 6 and 7 are set to A, B, C, and D in the descending order of the magazine. As can be seen from FIG. 3, when the magazine 6 is stopped at the position A,
The magazine 7 moves between the position B and the position C, and the electronic components can be supplied. Similarly, position D of magazine 7
When the magazine 6 is stopped, the magazine 6 moves from the position B to the position C and can supply the electronic components. In other words, the electronic component supply device can exchange the electronic components of the other magazine or supply the electronic components while one magazine supplies the electronic components.

Thus, when the electronic components in one magazine run out, it is not necessary to supply the electronic components by stopping the electronic component supply device, and it is only necessary to change the supply of the electronic components to the other magazine. Also, when changing an electronic component supplied from one magazine to a different type of electronic component, there is no need to stop the electronic component supply device and replace the electronic component. It is good. Of course, the magazine to be supplied can be easily changed by the operator's operation of the device.

As a result, the loss time in the productivity of mounting electronic components can be greatly reduced, and the productivity can be considerably improved.

[Effects of the Invention] As described above, the present invention accommodates a plurality of trays accommodating electronic components in a tray plate portion so as to be fixable, and provides a plurality of magazine portions for moving the tray plate portion in a vertical direction. The plurality of magazines are configured to be individually movable on a common movement path, and the moving means of the movement magazine is provided with a fixed shaft disposed along the movement path; Since each of the plurality of (for example, a pair of) magazine portions can be independently moved, the driving means is configured to engage with the shaft bodies attached to the respective members and to relatively move in the axial direction thereof. The special effect that the other magazine can be supplied or replaced with a flat pack type electronic component as the electronic component supply device even while the mounting apparatus is operating. Can be.

[Brief description of the drawings]

FIG. 1 is a perspective view of an electronic component supply device and a mounting device according to one embodiment of the present invention, FIG. 2 is a perspective view of the electronic component supply device, FIG. 4 is a detailed sectional view of the drive unit, FIG. 5 is a partial perspective view of a moving unit according to another embodiment of the present invention, and FIG. 6 is a unit for storing a tray common to the conventional and the 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

────────────────────────────────────────────────── ─── Continuing on the front page (72) Osamu Okuda, Inventor 1006 Kazuma, Kadoma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (58) Field surveyed (Int.Cl. ⁶ , DB name) H05K 13/02

Claims (1)

(57) [Claims] An electronic component supply device for taking out a flat pack type electronic component having leads closely attached to a printed circuit board and supplying the electronic component to a predetermined position, wherein a plurality of trays storing the electronic components are stored in a tray plate portion so as to be fixable. Providing a plurality of magazine parts for moving the tray plate part in the vertical direction, configuring the plurality of magazine parts so as to be individually movable on a common movement path, and moving the moving magazine part by the moving means. It is characterized by comprising a fixed shaft body arranged along a movement path, and a driving means which engages with the shaft body attached to each of the magazine portions and relatively moves in the axial direction thereof. Electronic component supply device.