JPS6282032A - Marker for electronic parts - Google Patents

Abstract

PURPOSE:To increase the positioning accuracy of marks on an electronic part as well as miniaturize the whole of a market by a method in which a feeding system by which an electronic part is put on a chute and delivered with a tact method by a sending claw is provided on a feeding path, and a positioner to position an electronic part by vacuum-adsorption on the feeding path to a location corresponding to a marking position in the marking section. CONSTITUTION:A ending lever 22 is turned in the directions of arrows J and K by rotation of a cam 21 and action of the lever 22 and transmitted to a fitting block 17. As a result, sending claws 14 are reciprocally moved in the directions of arrows E and F, and at the same time whole of the sending claws 14 and a fitting plate 16 are turned in the directions of arrows G and H. An electronic part 10 is then sent with a tact method in order on a chute 13 in the direction of arrow E and fed into a marking section 2. Then part 10 is then attracted by a vacuum source, as shown by arrow P, stopped by vacuum- adsorption at the suction port 26 of the chute 13, and then positioned correctly under the marking position 11.

Description

[Detailed Description of the Invention] Industrial Application Field The present invention relates to an IC (integrated circuit) discharged from a loader section.
The present invention relates to an electronic component marking device that marks and dries electronic components, such as electronic components, and stores them in an unloader section, and particularly relates to an electronic component marking device that can improve the positioning accuracy of electronic components with respect to mark positions in the marking section.

2. Description of the Related Art A conventional electronic component marking apparatus of this type includes a loader section 1, a marking section 2, a baking oven 3, and an unloader section 4, as shown in FIG. Then, the electronic components are sequentially discharged from the magazine 5 of the loader section 1 as shown by arrow A and sent to the marking section 2, and the electronic components marked in the marking section 2 are sent to the baking oven 3 and dried.
The dried electronic components were sequentially stored in the magazine 6 of the unloader section 4 in the direction of arrow B. Here, as shown in FIG. 8, the transportation path L of the electronic components to the marking section 2 and the baking oven 3 is as shown in FIG.
A chain conveyor system is used in which a roller chain 8 is hung and rotated between a and 7b with a predetermined tension, and shoes h9, 9, etc. are fixed at a predetermined interval on the outer peripheral surface of the roller chain 8. The electronic component 10 was mounted on the top surface of the container and transported. Note that a conveyance path L2 returning from the baking oven 3 to the unloader section 4 is also provided with a chain conveyor type conveyance system similar to that shown in FIG.

Problems to be Solved by the Invention However, in such an electronic component marking device, since the conveyance path for the marking section 2 and the baking oven 3 is of a chain conveyor type, the roller chain 8 is Due to the tension, it could get longer over time.

Therefore, as shown in FIG. 8, the electronic component 1o may be misaligned with respect to the mark position 11 in the marking section 2, and may not be correctly positioned.

As a result, the positional accuracy of the mark attached to the electronic component 10 is reduced. Also, as shown in Figure 7,
Since the marking section 2 and the baking oven 3 are arranged in a straight line on the transport path L□, the width W of the electronic component 10 in the transport direction becomes long, and the entire apparatus becomes large.

Therefore, an object of the present invention is to solve such problems.

Means for Solving the Problems The means of the present invention for solving the above problems is to sequentially pay out electronic components from the magazine of the loader section, send them to the marking section, and dry the electronic components marked in the marking section in a baking oven. In an electronic component marking device that sequentially stores electronic components after drying into a magazine in an unloader section, a chute is provided on the conveyance path from the loader section to the inside of the marking section and the conveyance path from the bake oven to the unloader section. This is accomplished by providing a conveyance system for placing electronic components on the board and feeding them in a tact manner using a feed claw, and providing a positioning section for positioning the electronic components by vacuum suction on the conveyance path corresponding to the mark position in the marking section.

Embodiments Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is an explanatory diagram showing the overall arrangement of an electronic component marking device according to the present invention. This electronic component marking device marks and dries electronic components such as ICs, and includes a loader section 1, a marking section 2, a baking oven 3, and an unloader section 4. The rotor part 1 is
A magazine 5 containing electronic components to be marked is accumulated therein, and the electronic components are sequentially delivered from the magazine 5 in the direction of arrow C using a feed claw or the like. ” 2. The electronic parts that were dispensed.

It is sent to the marking section 2 through the transport paths L and r. This marking part 2 has a mark position jd inside it.
11 (see FIG. 5), a predetermined mark is attached to the surface of the electronic component, and the marking is made while the electronic component is sequentially transported along the transport path L%. The electronic components marked with "2" are sent to the baking oven 3 at the terminal end of the transport path Li'. This bake oven 3 is
This is a device that dries the marked electronic components, such as an ultraviolet baking oven that uses ultraviolet rays to dry them.Even immediately after marking in the marking section 2, the ultraviolet rays can dry the parts in a short time (about 20 seconds). It looks like this. The dried electronic components are transferred to another transport route L2.
' and is sent to the unloader section 4. The unloader section 4 stores electronic components that have been marked. Electronic components that have been sent along the transport path L2 are fed into the unloader section 4 in the direction of the arrow by a feed claw or the like. They are stored in the magazine 6 one after another.

Here, in the present invention, the transport path L□' from the loader section 1 to the inside of the marking section 2 and the transport path L2' from the bake oven 3 to the unloader section 4 are A system 12 is provided respectively. This conveyance system 12 sequentially tact-feeds electronic components from the loader section 1 to the inside of the marking section 2, and as shown in FIGS.
14... and a drive mechanism 15. The chute 13 is for sliding the electronic component 10 on its upper surface, and is formed in the shape of a long rail and is stretched horizontally. The feed claws 14, 14, etc. move the electronic components 10 forward one by one in the horizontal direction, and as shown in FIG. They are mounted at equal intervals and project at right angles toward the chute 13.

Two mounting blocks 17.17 are fixed to the lower surface of the mounting plate 16.
As shown in FIG. 3, the guide shaft 20, which has a circular cross section and is stretched horizontally between columns 19 and 19 erected on the base 18, is fitted so as to be slidable in the front and back direction.

Accordingly, the feed pawl 14 can be moved back and forth from tag 1 to feed by being guided by the guide shaft 20 as shown by arrows E and F in FIGS. 2 and 3. Further, as shown by arrows G and H in FIG. 4, it is rotatable in directions of arrows G and H about the guide shaft 20.

Furthermore, the drive mechanism 15 moves the feed claw 14 with arrows E and F.
It is made to reciprocate in the directions shown in FIG.

When the cam 123 of the cam 21 is rotated in a predetermined direction by a drive motor (not shown), the rotation of the cam 21 and the movement of the feed lever 22 cause the feed lever 22 to move in the direction of arrow J in FIG. The rotational movement of the feed lever 22 is transmitted to the mounting block 17, and as a result, the feed claw 14. , 1'4... make forward '61 movements in the directions of arrows E and F. Simultaneously with this.

At the ends of the above-mentioned outward and return paths, the entire mounting plate 16 and feeding pawl 14 are indicated by the arrow G, as shown in FIG.

It is rotated in the H direction. By repeating such operations, the electronic component 10 is sequentially tact-fed on the chute 13 in the direction of the arrow E and transported into the marking section 2.

Furthermore, in the present invention, the positioning section 25 (
(see Fig. 5). , second positioning part 25
The electronic component 10 is positioned with respect to the mark position 11 by vacuum suction, and as shown in FIGS. 5 and 6, a suction hole 26 is bored in the chute 13 directly below the mark position 11. At the same time, a connecting fitting 28 for connecting an air pipe 27 to a vacuum source (not shown) is attached to this suction hole 26. Therefore, as shown in FIG. 5, when the electronic component 10 is tact-fed in the direction of the arrow E by the feed claw 14, it is sucked in the direction of the arrow P by a vacuum source, thereby making holes in the shoes 1 to 13. The electronic component 10 can be vacuum-suctioned and stopped at the suction hole 26, and the electronic component 10 can be correctly positioned directly below the mark position 11. Note that, as shown in FIG. 6, support plates 29.
At the upper end of 29 there is a guide member 30,30 that projects inwardly.
are provided, and these guide members 30, 30 support both sides of the electronic component 10 that has been vacuum suctioned.

Furthermore, as shown in FIG. 1, the conveyance path L1' from the loader section 1 to the marking section 2 and the conveyance path L2' from the bake oven 3 to the unloader section 4 are arranged in parallel, and 3 is each conveyance route L' and L1
It is placed perpendicular to 2.

Therefore, the baking oven 3 bridges the transport paths L, J and the transport path L2', the width W' of the electronic component in the transport direction is shortened, and the entire apparatus is miniaturized.

Effects of the Invention As explained above, the present invention provides a transport path L□' from the loader section 1 to the inside of the marking section 2 and a transport path L2' from the bake oven 3 to the unloader section 4. Since the system 12 is provided, the electronic component 10 can be placed on the shoe 1-13 and transported by tact feeding using the feed claws 14, 14, . . . . Here, in this conveyance system 12, the above-mentioned feed claws 1.
, 1.4..., the pinch interval will not be extended. Therefore, it is possible to prevent the electronic component 10 from being misaligned with respect to the mark position 11 within the marking section 2. Furthermore, a positioning section 25 for positioning the electronic component 1o by vacuum suction is provided on the transport path corresponding to the mark position 11 in the marking section 2, so that the electronic component 10 can be stopped directly below the mark position 11. Can be positioned correctly. Therefore, the positional accuracy of the mark attached to the electronic component 10 in the marking section 2 can be improved. Furthermore, the transport route L from the loader section 1 to the marking section 2'
and a transport path L 2 from the bake oven 3 to the unloader section 4
' are arranged parallel to each other, and when the baking oven 3 is arranged at right angles to the respective transport routes L, L, t, the width W' of the electronic component 10 in the transport direction is shortened, and the The whole can be made smaller.

[Brief explanation of drawings]

FIG. 1 is an explanatory diagram showing the entire electronic component marking device according to the present invention, FIGS. 2 to 4 are a plan view, a front view, and a right side view, respectively, showing a conveyance system for tact feeding electronic components, and FIG. 5 and Fig. 6 are front and side views showing the electronic component positioning section, Fig. 7 is an explanatory diagram showing the overall arrangement of a conventional electronic component marking device, and Fig. 8 shows a conventional chain conveyor type conveyance system. FIG. 1...Loader section 2...Marking section 3...Bake oven 4...Unloader section 5.6...Magazine 10...Electronic components 11...Mark position 12...Transport system 13...・Chute 14... Feed claw 15... Drive mechanism 25... Positioning part 26... Suction hole 28... Connection fittings

Claims (2)

[Claims] (1) Electronic components are sequentially discharged from the magazine of the loader section and sent to the marking section, the electronic components marked in the marking section are dried in a baking oven, and the dried electronic components are sequentially stored in the magazine of the unloader section. In the component marking device, a conveyance system is provided in the conveyance path from the loader section to the inside of the marking section and the conveyance path from the bake oven to the unloader section, in which electronic components are placed on a chute and transported in a tact by a feed claw, and the above-mentioned An electronic component marking device characterized in that a positioning section for positioning an electronic component by vacuum suction is provided on a conveyance path corresponding to a mark position within the marking section. (2) The conveyance path from the loader section to the marking section and the conveyance path from the bake oven to the unloader section are arranged in parallel, and the bake oven is arranged at right angles to each conveyance path. An electronic component machining device according to claim 1.