JPH0730573Y2 - Electronic component supply device - Google Patents

Description

[Detailed description of the device] [Industrial applications]

The present invention is an electronic component stored in bulk in a hopper,
The present invention relates to an electronic component supply device that sends out one by one.

[Prior art]

As a conventional supply method of electronic components, there is known a taping reel system in which a reel wound with a series of taped electronic components is fitted and the electronic components are supplied one by one while peeling off the cover tape. On the other hand, with the recent progress in downsizing of electronic components and multi-product variety, various devices have been proposed and widely used for feeding out electronic components housed in bulk one by one and feeding them on a printed circuit board. For example, a case that is stored in a bulk shape, such as one using a ratchet mechanism shown in JP-A-63-178594 or one using a suction mechanism shown in JP-A-63-82975, It is a component supply device of a system in which electronic components are supplied one by one by using.

[Problems to be solved by the device]

However, in the component supply device according to the above-mentioned conventional technique,
Since a complicated mechanism such as a ra-escapement mechanism for sending out the electronic components arranged in a row one by one with a timing and a suction mechanism for reliably transporting the electronic components is required, the electronic component supply device There was a problem that the whole became complicated. INDUSTRIAL APPLICABILITY As in the taping reel system, the present invention can send out bulk components one by one and supply them to a printed circuit board, and therefore, it is possible to incorporate electronic components into an electronic component automatic mounting apparatus, and An object of the present invention is to provide an electronic component supply device that does not require a complicated mechanism and that can smoothly take out components one by one with a simple structure.

[Means for Solving the Problems]

That is, according to the present invention, in order to achieve the above object, a case 10 for accommodating electronic components in a bulk shape and an upper end of the case 10 are provided.
A hopper unit 1 having a supply pipe 2 projecting inward, and a drive means for moving the supply pipe 2 and the case 10 relatively up and down, and one end side of the supply pipe 2
A chute 6 that is connected to the chute 6, and a take-out end 71 that is connected to the other end of the chute 6 and that has an open top to take out the part upward; and a stopper 72 that stops the part at the take-out end 71. In the electronic component supply device having the take-out unit 7, the chute 6 is made of a flexible pipe, and is driven by a drive source of a drive unit that moves the supply pipe 2 and the case 10 up and down relatively. There is provided an electronic component supply device comprising a vibrating means for vibrating the chute 6 in the same cycle as the relative vertical movement.

[Action]

In the device for supplying electronic parts according to the present invention, the electronic parts a, a ... Stored in bulk in the case 10 are moved by the vertical movement of the container 10 and the supply pipe 2. They are taken out one by one in a row. And
These electronic components a, a ... Are sent to the take-out unit 7 side through the chute 6 and stopped at the take-out end 71 by the stopper 72. Since the upper portion of the take-out end portion 71 is open, the electronic component a can be taken out from here. When the electronic parts a are taken out at the take-out end portion 71, the electronic parts a, a ... Are pushed forward by the gravity of the rows of the electronic parts a, a ... Is stopped at the take-out end 71. As a result, only one electronic component a, a ... Is sent, and the electronic component a is ready to be taken out at the take-out end 71 again. In this case, in the electronic component supply device according to the present invention,
Since the driving means of the hopper unit is provided with a vibrating means for vibrating the chute, stagnation and clogging of the electronic parts a, a ... In the chute 6 can be prevented even without a forced conveying means such as a vacuum suction means. However, the electronic components a, a ... Can be sequentially and reliably supplied to the extraction unit 7 side. Particularly, since the vibrating means is driven by the driving source of the driving means for moving the supply pipe 2 and the case 10 up and down relatively, no special driving source is required. Moreover, since this vibrating means vibrates the chute 6 in the same cycle as the relative vertical movement of the supply pipe 2 and the case 10, the relative vertical movement of the supply pipe 2 and the case 10 causes the case to move. The chute 6 can be vibrated with good timing each time the electronic parts a, a ... Are discharged from the supply pipe 2 from the supply pipe 10. As a result, the electronic components a, a ... Which have come down to the chute 6 can be smoothly slid down by the gravity thereof.

【Example】

Next, an embodiment of the present invention will be specifically described with reference to the drawings. As shown in FIGS. 1, 2, 4, and 5,
The illustrated component supply device includes a hopper unit 1 mounted above and below a base 4, a take-out unit 7, and a chute 6 connecting these. A guide member 41 having a concave portion opening upward is installed on a side U-shaped base 4, and from the center of the guide member 41, a supply pipe 2 having an obliquely opened upper end is provided upright. The hopper unit 1 has a container 10 including a base member 12 and a tubular member 11 standing upright from the periphery of the base member 12.
A through hole is vertically formed at the center of 12. Further, the bottom surface of the container 10 formed by the upper surface of the base member 12 is formed with a funnel-shaped gradient such that the center having the through hole is lowered. The base member 12 is fixed to a frame 14, and in the illustrated embodiment, for example, as shown in FIG.
1 ... are mounted side by side. A slide member 13 is provided so as to project from the bottom surface of the frame 14 and is slidably fitted into the guide member 41. A through hole is formed at the center of the slide member 13 on the extension of the through hole of the base member 12, the supply pipe 2 passes through the through hole of the base member 13 through the through hole, and the upper end thereof is a container. Projected in the 10. The upper end of a flexible pipe-shaped chute 6 is connected to the lower end of the supply pipe 2. Further, the lower end of the chute 6 is connected to a component take-out unit 7 provided in the lower portion of the base 4. The chute 6 extending from the hopper unit 1 to the component take-out unit 7 is preferably bent so as to draw a quadratic curve shape on the horizontal and vertical coordinate axes. A drive mechanism 5 for driving the container 10 up and down is provided on the base 4 by using the fitting of the slide member 13 and the guide member 41 as guide means. In the illustrated embodiment, the first
As shown in detail in the drawing, a cam 52 rotated by a motor 51 attached to the frame 4 hits a driven link 53 fixed to the frame 14 via a roller, and rotation of the motor 51 causes The frame 14 is driven up and down. As a result, the container 10 moves up and down, so that the supply pipe 2 moves up and down relatively to the container 10. Further, by driving the motor 51, the pipe-shaped chute 6 is vibrated via the vibration mechanism 61 including a yoke mechanism. That is, as shown in FIG. 3, the projection 55 projecting from the plate surface of the cam 52 is fitted into the slider 56 having a long track in the vertical direction. Rods 57 project from both sides of the slider 56, and the rod 57 can slide only in the longitudinal direction of the frame 4.
It is supported by brackets 58, 58 ... Protruding from (not shown in FIG. 3). Therefore, as the cam 52 is rotated by the motor 51, the slider 56 and the rod 57 reciprocate in the longitudinal direction of the rod 57. Arms 59, 59 ... Are projected from the rod 57, and the flexible pipe-shaped chutes 6, 6, ... For this reason,
The rotation of the motor 51 causes the chute 6 to reciprocate,
Vibration is given to it. As shown in FIG. 2, the take-out unit 7 includes a holding block 73 to which the lower end of the chute 6 is fixed and a stopper.
72 and 72. The holding block 73 is mounted on the bottom piece portion of the base 4, and holds the tip of the chute 6 substantially horizontally. A stopper 72 is erected at the tip of the holding block 73, and an electronic component a connected to the end of the chute 6 is located in front of this stopper 72.
A take-out end portion 71 is formed. This take-out end portion 71 has a length corresponding to one electronic component a, and the upper half thereof is open, and the suction nozzle 8 for sucking the electronic component a and taking it out upward is arranged. Has been done. In this component supply device, as the container 10 moves up and down, the upper end of the supply pipe 2 relatively reciprocates up and down in the container 10. Then, when the upper end of the supply pipe 2 rises from the bottom of the container 10, the parts a, a ... Inside the container 10 are crushed, and when the upper end of the supply pipe 2 is lowered, one electronic part a comes out from the opening. Without entering the supply pipe 2. In this way, the electronic components a that have entered the supply pipe 2 are sent to the chute 6 by the gravity thereof, and are lined up in the chute 6 to be sequentially sent to the lower extraction unit 6 side. In the chute, due to the vibration applied from the motor 51 through the vibrating mechanism 61, stagnation and clogging of the electronic components a, a ... Inside thereof are prevented, and the electronic components a, a ... Are smoothly conveyed to the unloading unit 7 side. To be done. The leading electronic component a in the chute 6 is the take-out unit 7
It hits the stopper 72 and is stopped on the extraction end 71.
Then, the electronic component a stopped on the extraction end 71 is
It is adsorbed and held by the adsorption nozzle 8 arranged on this, and taken out from the chute 6. By repeating this, the electronic components a, a ...
Are taken out, and the electronic parts a in the chute 6 are sent one by one by gravity each time. The above is one embodiment of the present invention, and the present invention is not limited to the illustrated apparatus. For example,
The supply pipe 2 and the chute 6 may be integrated, and the container 10 of the hopper unit 1 may be a detachable case. Further, the hopper units 1 can be arranged not only in one line but also in a plurality of lines. The motor 51 is connected to both the mechanism for moving the container 10 up and down via the cam 52 and the mechanism for vibrating the chute 6, but these mechanisms can be driven by different motors. .

[Effect of device]

As described above, according to the present invention, the complicated mechanism is not used, and smooth transportation can be performed by utilizing the gravity and frictional force of the electronic component. Therefore, the manufacturing is easy and the vacuum mechanism is used. It is possible to provide an electronic component supply device that can reliably transport electronic components without any difficulty, and its practical significance is great.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view of a partly cutaway main part in the vicinity of a hopper unit showing an embodiment of the present invention, and FIG. 2 is a vertical cross-sectional view of a partly cutaway main part in the vicinity of an extraction unit showing the same embodiment. FIG. 4 is an enlarged perspective view of an essential part showing a vibrating mechanism of a chute, and FIG.
FIG. 5 is a perspective view of the entire apparatus showing the embodiment of the figure, and FIG. 5 is a side view of the entire apparatus showing the embodiment. 1 ... Hopper unit, 10 ... Case, 2 ... Supply pipe,
6 ... Chute, 61 ... Chute oscillating mechanism, 7 ... Take-out unit, 71 ... Take-out end, 72 ... Stopper

Claims (1)

[Scope of utility model registration request] 1. A case 10 for accommodating a bulk of electronic components.
A supply pipe 2 having an upper end protruding into the case 10, and a hopper unit 1 having a driving means for moving the supply pipe 2 and the case 10 up and down relatively, and one end side of the supply pipe 2. 2, a chute 6 connected to the second chute 6, a take-out end 71 that is connected to the other end of the chute 6 and has an open top for taking out a part upward, and a stopper 72 that stops the part at the take-out end 71. In the electronic component supply device having a take-out unit 7 including a drive unit, the chute 6 is made of a flexible pipe, and is driven by a drive source of drive means for moving the supply pipe 2 and the case 10 up and down relatively. The electronic component supply apparatus further comprises a vibrating means for vibrating the chute 6 in the same cycle as the relative vertical movement.