JPS59227625A - Parts box translocating device - Google Patents

Abstract

PURPOSE:To reduce the occupating floor space while enable automatic translocation without need of manpower by three dimensionally transferring parts boxes piled up in more than one layer by means of a first and a second transferring mechanism and a first and a second lifting mechanism. CONSTITUTION:More than one parts box 14 which contains a number of parts in an arranged condition is placed on a placing board 12 in a piled-up condition, while the group of parts boxes on the placing boards 12 is transferred in a horizontal direction by means of a first transferring mechanism 13. A first holding mechanism 17 which takes up and holds the topmost parts box on a lifting board 16, is provided while a chuck mechanism 19 which chucks each time a proper number of parts 18 in the parts box, is also provided on the upper part of a first lifting mechanism 15 having a lifting board 16 on which a group of the parts boxes are placed. Further, a second transferring mechanism 20 which transfers an emptied parts box in a horizontal direction, a second lifting mechanism 21 having a lifting board 22 on which an empty parts box is placed, and a second holding mechanism 23 which takes up and holds the empty parts box on the lifting board 22, are provided.

Description

DETAILED DESCRIPTION OF THE INVENTION [Detailed Description of the Invention] The present invention relates to a transfer device for a parts box containing a large number of identical parts of different shapes, such as capacitors, switches, etc.

[Technical background of the invention and its problems]

In an automatic component insertion machine that uses a robot to automatically assemble electronic components onto a printed circuit board, a large number of components are stored in a component box, and the robot takes out an appropriate number of components from the component box and supplies the specified components. We are trying to supply it to the department.

Therefore, when a parts box containing a large number of parts is set in a predetermined position and the parts box becomes empty, it is necessary to replace it with a new parts box.

Therefore, conventionally, parts boxes are transferred as shown in FIG. That is, 1... is a component box in which electronic components 2... such as switches are stored in an aligned state, which are stacked in multiple stages.

The parts are taken out one by one from the bottom of the parts box 1, moved in the direction of the arrow a, and then set in a predetermined position by the guides 3, 3. In this state, the robot 4 chucks and takes out the parts 2 in the parts box 1, and when the parts box 1 is full, the parts box 1 is moved in the direction of the arrow and then stacked.

However, the above-mentioned conventional device has the drawback that it occupies a large space and cannot be installed in a limited space because the parts box 1 is transferred and loaded by moving the parts box 1 in a plane.

[Purpose of the invention]

This invention was made in view of the above-mentioned circumstances, and its purpose is to reduce the occupied space by three-dimensionally transporting parts boxes stacked in multiple tiers, without requiring any manpower. The present invention aims to provide a parts box transfer device that can automatically transfer parts boxes.

[Summary of the invention]

A plurality of component boxes placed on a sliding plate are horizontally transferred and placed on the lifting plate of a first lifting mechanism, and the first lifting mechanism lifts the topmost parts box to the top. A suitable number of parts are taken out from the parts box supported by the first support mechanism, and when the parts box is empty, the parts box is moved horizontally. The object is that the parts box is transferred three-dimensionally by being transferred and supported by the second support mechanism.

[Embodiments of the invention]

The present invention will be described below based on an embodiment shown in the drawings. Figure 2 shows the schematic configuration of the transfer device.
1 is the base. A slide plate 12 as a mounting plate is provided on the base 11 so as to be freely drawn out. A first transfer mechanism 13 is provided on the base 11 facing the slide plate 12, and is configured to transfer the multiple stages of component boxes 14 placed on the slide plate 12 in the direction of arrow A. It has become. The base 1 adjacent to the first transfer mechanism 13
1, a first elevating mechanism 15 is provided. This first elevating mechanism 15 has an elevating plate 16 on which the parts boxes 14 are placed, and is arranged so that when the elevating plate 16 is at the lowest position, it is flush with the sliding plate 12. It has become. Further, a first support mechanism 17 for picking up and supporting the uppermost parts box 14 on the elevating plate 16 is provided at the upper part ζ of the first elevating mechanism 15. A chuck mechanism 19 for chucking the parts 18 is provided. In addition, the support mechanism 17 of Ml
In the second step, the empty parts box 14 is moved in the direction of the arrow.
A transport mechanism 20 is provided. Adjacent to this second transfer mechanism 20 and above the first transfer mechanism 15, a second
A lifting mechanism 21 is provided. This second elevating mechanism 21 is provided with an elevating plate 22, and the empty parts box 14 placed on the upper surface of the elevating plate 22 is supplied to a second supporting mechanism 23 provided on the upper part of the second elevating mechanism 21. It looks like this.

Next, the mechanisms of each of the above parts will be explained in detail.

The slide plate 12 is composed of a pair of support frames 24, 24, a holding frame 25 connecting these support frames 14 and 14, and a handle 26 provided on this holding frame 25. The support frame 24.degree. 24 is supported so as to be slidable in the convex direction of the arrow with respect to the base 11. Further, the support frame 24.24 has a left-right positioning plate 27.27 and a front-back positioning piece 28.28 protruding from the support frame 24.24, so that the parts box 14 can be positioned and placed in a predetermined position. .

The first transfer mechanism 13 consists of two chains 30.degree. 30 hooked between sprockets 29 and 29, and is driven by an electric motor 31 to run in the direction of the arrow.

As shown in FIG. 2, a suppressing piece 32 is protruded from the middle of this chain 30. The parts boxes 14 in multiple stages are latched onto each other and transported simultaneously.

Further, the second elevating mechanism 15 is as shown in FIG. That is, 33 is an upright support stand, and this support stand 33 is provided with two guide rails 34 and 34 in the vertical direction.

Guide grooves ss, ss of the elevating plate 16 are fitted into these guide rails 34, 34. Further, a screw hole 36 is bored between the guides 35.35 of the elevating plate 16, and a feed screw 37 is fitted into this screw hole 76. The lower end of this feed screw 37 is connected to an electric motor 38 by Tσ, and the rotation of this feed screw 37 causes the elevator 16 to move up and down while maintaining a horizontal state. Guide plates 39 are provided on both sides of this elevating plate 16. ．． 39 is provided in a protruding manner, and stoppers 40 and 40 for positioning are provided in a protruding manner on the plate surface. A concave portion 41 is provided in the elevating plate 16 between these stoppers 40 . As shown in FIG. 4, a positioning piece 42 is rotatably attached to this concave portion 41 using a pivot pin 43 as a fulcrum, and is rotated by a cylinder 44. As shown in FIG.

This positioning piece 42 engages with a peripheral edge 1411 provided at the bottom of the parts box 14 and is pressed toward the stopper 40° for positioning.

Further, the first support mechanism 17 is constructed as shown in FIGS. 5 and 6. That is, 45.45 is a column, and a rotating shaft 46 is installed between the upper ends of this column 45.45.

A support piece 47, 47 facing the flange 1b of the parts box 14 is fixed to a midway portion of the rotating shaft 46. and,
Between the free ends of this support piece 47.47 is a support rod 48.4.
11 are installed, and these support rods 48, 48 support the collar portion 14b of the wood parts box I4 which is rotated upward. The support members 49, 49 configured in this way are provided facing each other on both sides of the parts box 14, and one end ζ of these support members 49, 49 has a sprocket 50, 50 fitted therein. has been done. A chain 51 is wrapped around these sprockets 5θ and 5° in an S-shape, and a first shilling 5 is attached to one end of the chain 51.
2, and a second shilling 53 is connected to the other end.

Furthermore, the second transfer mechanism 2o provided at the lower part of the first support mechanism 17 is arranged in the front-rear direction t of the first support mechanism 17.
ItIff: Sprockets 54.54 provided in between, a chain 55 spanned between these sprockets 54.54, and a pressing piece 56 provided in the middle of the chain 55.
．． ! : Consists of. This pressing piece 56 is provided facing the rear of the parts box 14, and is adapted to be pushed 9 in the direction of the arrow as the chain 55 travels.

Furthermore, as shown in FIG. 2, the chuck mechanism 19 provided on the upper part of the first support mechanism 17 is connected to a chuck mounting member 58 attached to an arm 57 of a transferer (not shown). One row of parts 18 stored in the parts box 14.
... can be chucked and taken out at the same time.

Next, the second elevating mechanism 21 will be explained with reference to FIG. That is, 60 is an air cylinder, and the above-mentioned elevating plate 22 is attached to this air cylinder 6o. Then, the empty parts box 14 carried in by the second transfer mechanism 20 is placed thereon, raised, and supplied to a second support mechanism 23, which will be described later.

This second support mechanism 23 is composed of a plurality of columns 61... and support claws 62 rotatably provided at the upper ends of these columns 61. Flange 1 of empty parts box 14 pushed up by lifting mechanism 2θ
4b.

Next, the operation of the parts box transfer device configured as described above will be explained. First, the handle 26 of the slide plate 12
Put your finger on it and pull it out in the direction of the arrow in FIG.
・Accumulate.

Next, when this slide plate 12 is pushed in, the stacked component boxes 14 are placed on the first transfer mechanism 13. Therefore, when the first transfer mechanism 13 is activated, the sprockets 29, 29 rotate n times, and the chain 30 runs in the direction of the arrow. Therefore, the suppressing pieces 32, 32 provided on the chain 30, 30 are hooked to the lowest component box 14, and the multiple tiers of component boxes 14 are pressed and transferred in the direction of arrow A.

For this reason, a plurality of parts boxes 14 on the slide plate 12...
. is transferred onto the elevating plate 16 of the first elevating mechanism 15.

At this time, the positioning piece 42 provided on the elevating plate 16 is rotated by the cylinder 44 from the position shown by the two-dot chain line in FIG. 4 to the position shown by the solid line. Press in the direction of the arrow. Therefore, the parts box 14 is moved to the stopper 40 by the pressing force of the positioning piece 42.
40 and is positioned at a predetermined position. Next, when the electric motor 38 is operated, the feed screw 37 rotates, and the elevating plate 16 that is screwed thereto is guided by the guide rail 34.34.
while rising. The lifting plate 16 rises and the parts box 1 at the top
4 rises to a predetermined position, that is, a position facing the first support mechanism 17, the electric motor 38 is stopped by an optical detection means (not shown).

Then, the second cylinder 53 operates to pull the chain 51 in the direction of the arrow and rotate the sprockets 50, 50 in the direction of the arrow. When the sprocket 50.degree. 50 rotates, the support pieces 47.47 rotate via the rotating shaft 46, so that the support rods 48.48 are hooked onto the flange 14b of the uppermost component box 14 and lifted. In this state, the chuck mounting member 58 is lowered by the robot via the arm 57, and the chuck 5g...
8... can be chucked and picked up at the same time,
Parts 18... can be supplied to predetermined positions. In this way, the parts 18... in the parts box 14 are taken out one row at a time, and when all the parts 18... are taken out and the parts box 14 is empty, the second transfer mechanism 20 is activated.・
That is, when the sprocket 54.54 rotates, the chain 55.55 runs in the direction of the arrow, and the suppressing piece 56.56
The rear part of the empty parts box 14 is pressed. Therefore, the parts box 14 supported by the support rods 48, 48 is transferred in the direction of the arrow, and the empty parts box 14 is transferred onto the elevating plate 22 of the second elevating mechanism 21. When the transfer of the empty parts box 14 is completed, the air cylinder 60 is activated to raise the elevating plate 22. Then, when the empty parts box 14 rises to a predetermined position, its collar portion 14b is hooked to the support claws 62 of the second support mechanism 23. On the other hand, the parts box 14 supported by the first support mechanism 17 is moved to the second lifting mechanism 21.
When the parts box 14 is transferred, the first elevating mechanism 15 is operated again, and the uppermost component box 14 is supported by the first supporting mechanism 17 in the same manner as described above. When the next parts box 14 is lifted by the second elevating mechanism 21 with respect to the empty parts box 14 supported by the second support mechanism 23, the support claws 62.
The parts box 14 supported by the parts box 14 is pushed up by the parts box 14 supplied from below, and the flange 14b of the parts box 14 supplied later is hooked to the support claws 62 and stacked. It will be supported by the state.

Therefore, the empty component box 14 supported by the second support mechanism 23 can be taken out from the upper stage and the components 18 . . . can be stored again. In addition, all the parts boxes 14 placed on the elevating plate 16 of the second elevating mechanism 15 are supplied, and the elevating plate 16 is lowered to stop the supply from the sliding plate 12 in the same manner as described above. The receiver will enter. Although the control of these operations has been omitted, the control device of the main unit allows
It counts the number of parts taken out and sends electrical signals in order to activate them.

〔Effect of the invention〕

As explained above, the present invention includes component boxes stacked in multiple stages. Since the second transfer mechanism and the first and second lifting mechanisms are used for three-dimensional transfer, the space occupied can be reduced, and the transfer can be carried out automatically without the need for human intervention. This is suitable for supplying parts to an automatic parts insertion machine using a robot.

[Brief explanation of the drawing]

Figure 1 is a perspective view of a conventional transfer device, and Figures 2 to 6 are
The drawings show an embodiment of the present invention, in which Fig. 2 is a schematic diagram of the overall configuration, Fig. 3 is a perspective view of the slide plate and the first elevating mechanism, and Fig. 4 is an enlarged cross-section of the positioning part. 5 is a side view of the first support mechanism and the second transfer mechanism, and FIG. 6 is a front view of the second elevating mechanism and the second support mechanism. 12...Sliding plate (placing plate), 13...First transfer mechanism, 14...Parts box, 15...First elevating mechanism, 16...Elevating plate, 17... first support mechanism, 18
...Parts, 19...Chuck mechanism, 20...Second
transfer mechanism, 21--second elevating mechanism, 22--elevating plate, 23--second support mechanism. Applicant's agent Patent attorney Takehiko Takehiko Figure 3 Figure 4

Claims (1)

[Claims] a mounting plate on which a plurality of parts boxes containing a large number of parts are placed in a stacked state; a first transfer mechanism for horizontally transporting the group of parts boxes on the mounting plate; , a first elevating mechanism provided adjacent to the first transfer mechanism and having an elevating plate on which the component box group is placed; a first support mechanism that picks up and supports the topmost parts box; and a first support mechanism that is provided opposite to the top of the parts box supported by the first support mechanism and chucks an appropriate number of parts in the parts box. a chuck mechanism;
a second transfer mechanism provided on the support mechanism and configured to horizontally transfer the filled parts box; and a second transfer mechanism provided adjacent to the second transfer mechanism and above the first transfer mechanism and configured to horizontally transfer the filled parts box. a second elevating mechanism having an elevating plate on which the second elevating mechanism is placed;
1. A parts box transfer device, comprising: a second support mechanism provided on the upper part of the lifting mechanism for picking up and supporting an empty parts box on the lifting plate.