JPS6212502A - Transport apparatus for electronic parts - Google Patents

Abstract

PURPOSE:To facilitate the recognition for the clogging of parts and the abrasion state on a transport surface by installing a recognition part for recognizing the transport surface onto an upper guide body installed onto a transport rail, in a transport apparatus for IC, etc. CONSTITUTION:A recognition part 28 in elliptical hole form is formed onto the guide frame 25 of an upper guide body 23, and is constituted so that a transport surface 22 can be visually recognized through the recognition part 28. Therefore, the transport surface 22 can be observed at all times with the upper part of the transport surface 22 of a transport rail 12 covered by the upper guide 23. Therefore, the abrasion state of the transport surface and the clogging of parts can be easily recognized.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an electronic component transport device that can transport electronic components such as ICs and LSIs.

[Prior Art] In order to transport electronic components such as ICs and LSIs to, for example, a measuring device or a predetermined feeding position, an electronic component transporting device is usually used. Conventionally, for example, Utility Model Publication No. 54-4941 and Utility Model Publication No. 54-774 have been used as transport devices for electronic components.
A device shown in 'I@; has been proposed. These devices include a transport rail that includes a longitudinal transport surface that allows electronic components to slide, and are supported by the transport rail and arranged along the transport rail in a state that covers the upper part of the transport surface. An upper guide body is provided, and electronic components can be conveyed in a sliding state along a conveyance path formed between the conveyance surface of the conveyance rail and the upper guide body. As a result, it becomes possible to supply electronic components to a measuring device, a predetermined feeding position, etc. via the conveyance path.

[Problems to be Solved by the Invention] However, in the above-mentioned conventional electronic component conveyance device, since the upper guide body is provided in a state that covers the upper part of the conveyance surface of the conveyance rail, the upper guide body The conveyance surface could not be visually recognized unless it was removed from the conveyance rail. Therefore, in order to check for clogging of electronic components sliding along the conveyance path or wear of the conveyance surface, it is necessary to remove the guide body from the conveyance rail each time. It took a lot of effort to ensure that.

An object of the present invention is to provide an electronic component transporting device that allows such confirmation work to be easily performed.

[Means for Solving the Problems] In order to achieve the above object, the present invention provides a transport rail comprising a long transport surface that allows electronic components to slide;
An upper guide body supported by the conveyance rail and disposed along the conveyance rail while covering an upper part of the conveyance surface, and a conveyance path formed between the conveyance surface of the conveyance rail and the upper guide body. In an electronic component transport device that allows electronic components to be transported in a sliding state along the upper guide body, a viewing section is provided on the upper guide body, and the electronic component sliding on the transport surface or the electronic component sliding on the transport surface is f! ? It is characterized by being visible.

[Function] According to the present invention, since the upper guide body is provided with a visual recognition part, this visual recognition part can detect clogging of electronic components sliding along the conveyance path, wear condition of the conveyance surface, etc. when the upper guide body is connected to the conveyance rail. This makes it possible to check the state in which the coating remains above the conveyance surface.

[Example] Embodiments of the present invention will be described below with reference to the drawings.

Fig. 1 is a partially cutaway side view showing an IC transport device according to an embodiment of the present invention, Fig. 2 is an enlarged sectional view taken along the line ■-■ in Fig. 1, and Fig. 3 is an upper guide. FIG. 3 is a cross-sectional view showing the body in an open state.

The IC transport device 10 is arranged on a longitudinal base 11 arranged at a predetermined inclination angle. IC transport device 1
0 is equipped with a longitudinal conveyance rail 12 disposed on the upper part of a longitudinal base 11, and the conveyance rail 12 is composed of a main frame 13 and a conveyance frame 14. Flange portions 15 are formed on both sides of the main frame 13 in the longitudinal direction (six directions), and the flange portions 15 are attached to the base 11 via bolts 16. As a result, the main frame 13
is supported on the base 11 and arranged with the longitudinal direction (six directions) inclined.

On the other hand, the transport frame 14 is disposed on the upper surface of the main frame 13 and is attached to the main frame 13 via bolts 17 . On the upper surface of the transport frame 14 in the longitudinal direction (six directions),
A recess 18 is formed, and a long hole 19 is formed roughly in the center of the recess 18 along the longitudinal direction (six directions). The bottom of this recess 18 serves as a conveyance surface 22 for the IC 20 or 21, and the IC 20 or 21 is allowed to slide on the conveyance surface 22 along six directions (from top to bottom in an inclined direction).

An upper guide body 23 is disposed above the conveying surface 22 that allows the IC 20 or 21 to slide, covering the conveying surface 22. The upper guide body 23 is composed of a support piece 24 and a longitudinal guide frame 25, of which the support piece 2
4 is supported on one side of the main frame 13 via a hinge member 26. The guide frame 25 has a support piece 24
It is attached to the housing via bolts 27 and arranged with the longitudinal direction (six directions) inclined. Guide frame 25
In the longitudinal direction (direction A), there is a vertical direction (direction B in Figure 2).
A long hole 28 is formed, and the long hole 28 makes the conveying surface 22 visible from above.

In this way, the guide frame 25 of the upper guide rest 23
and the conveying surface 22 of the conveying frame 14.
A transport path 29 of C20 or 21 will be formed, and the IC 20 or 21 will be transported along the transport path 29 in the direction of arrow C.

Of the ICs 20 or 21 conveyed on the conveyance path 29, the IC
20 is of small size, and IC 21 is of large size.

The IC 20 includes terminals 31 projecting above both sides of a main body 30 . Similarly, the IC 21 also includes terminals 33 projecting from above both sides of the main body 32. When transporting small-sized ICs 20, each terminal 31 is placed on the guide frame 2.
Therefore, the width between both guide surfaces 34 is made somewhat smaller than the width T1 of the terminal 31 between both sides of the main body 30. As a result, the IC 20 slides on the transport surface 22 with each terminal 31 being guided by the guide surface 34, and is sequentially transported downward. On the other hand, the large-sized IC 21 is transported with each side of the main body 32 along two corresponding guide surfaces 36 of the recess 18 . Therefore, the width between both guide surfaces 36 is made somewhat larger than the width T2 between both side portions. As a result, the IC 21 is slid along each of the two sides while being guided by the guide surfaces 36, and is sequentially conveyed downward.

A measuring device 37 for the IC 20 or 21 to be transported is provided below the transport path 29 as shown in FIG. It consists of The stopping means 38 is composed of a cylinder device 4o supported by the main frame 13, and the cylinder device 40 allows a piston rod 41 to freely project onto the conveying surface 22. As a result, the cylinder device 40 can sequentially stop the transported ICs 20 or 21 at the measurement position 42 by driving the piston rod 41 to protrude. On the other hand, the measuring section 39 is disposed at a position facing the conveying surface 22 at the measuring position 42 and includes a plurality of contacts 43 .

The measuring unit 39 is movable up and down in the direction of the arrow, and the contact 43 can be brought into contact with and separated from each terminal 31 or 33 of the IC 20 or 21 that is stopped at the measurement position 42. Measuring part 3
9 is capable of transmitting and receiving measurement signals to and from the IC 20 or 21 when the contactor 43 is in contact with each terminal 31 or 33. As a result, each characteristic of the IC 20 or 21 parked at the measurement position 42 is measured by transmitting and receiving the measurement signal. The ICs 20 or 21 for which the measurement has been completed are sequentially transported downward.

The ICs 20 or 21 conveyed on the conveyance path 29 are sequentially slid downward, and each characteristic is measured as described above. At this time, since the elongated hole 19 is formed in the recess 18, it is possible to reduce the frictional resistance between the conveyance surface 22 and the IC 20 or 21 being slid. In addition, dirt, dust, etc. on the conveying surface 22 are also dropped into the elongated hole 19, making it possible to ensure smooth sliding of the IC 20 or 21.

In addition, the elongated hole 28 drilled in the guide frame 25 makes it possible to visually check the conveyance surface 22, thereby making it possible to check the wear condition of the conveyance surface 22 if the IC 20 or 21 being slid is clogged. becomes.

The upper guide body 23 is supported by the main frame 13 via a hinge member 26 and is rotatable in the direction of arrow E. As a result, the upper guide body 23 can be opened and closed with respect to the conveyance surface 22. When it is confirmed that the IC 20 or 21 sliding as described above is clogged or the conveyance surface 22 is worn out, the upper guide body 23 is opened to the conveyance surface 22 as shown in FIG. As a result, in the open state, IC20 or 2
It becomes possible to perform work to clear the blockage 1 and repair the conveyance surface 22. Furthermore, the conveyance frame 14 can be replaced with the upper guide body 23 open, and the exchange is performed when the conveyance surface 22 makes it impossible to obtain a constant sliding condition. In this way, IC2
When the work such as clearing the blockage of the IC 0 or 21 and repairing the transport surface 22 is completed, the upper guide body 23 is closed as shown in FIG. 2, and the IC 20 or 21 is transported again. ' Next, the operation of the above embodiment will be explained.

According to the IC transport device 10 according to the above embodiment, since the guide frame 25 of the upper guide body 23 is formed with the elongated hole 28 as a visual recognition section, the elongated hole 28 allows the transport surface to be
2 can be visually recognized. Therefore, the upper guide body 23
While covering the upper part of the transport surface 22 of the transport rail 12, it is possible to check whether the IC 20 or 21 sliding along the transport path is clogged, the state of wear on the transport surface 22, etc.

FIG. 4 and FIG. 5 relate to a modification of the above embodiment, and the IC
FIG. This IC transport device 5
0 has a pair of upper guide bodies 51 housed above the conveyance surface 22. Each upper guide body 51 is composed of a support piece 52 and a guide frame 53 having an angular cross-section. Among these, each support piece 52 is supported on each side of the main frame 13 via a hinge member 54. . Each guide frame 53 is attached to the corresponding support piece 52 via a bolt 55. A guide portion 56 is provided at the tip of each guide frame 53 and is capable of guiding the terminal 31 of the smaller IC 20 among the ICs 20 or 21 being slid. The width between each guide portion 56 is made somewhat smaller than the width T1 between the terminals 31 of the IC 20, and a gap 57 is formed between each guide portion 56 so that the conveying surface 22 can be visually recognized. . As a result, the IC 20 moves the terminal 3 to the guide portion 56.
The ICs 20 or 21 are slid on the conveyance surface 22 while being guided by the ICs 20 and 21, and each IC 20 or 21 that is slid is seen through the gap 57.

Each upper guide body 51 is rotatable in the direction of arrow F with respect to the main frame 13 by a hinge member 54, and as a result,
Each upper guide body 51 can be opened and closed with respect to the conveyance surface 22.

If the IC 20 or 21 sliding on the conveyance surface 22 is clogged or the wear condition of the conveyance surface 22 is confirmed from the gap 57, each upper guide body 51 is opened to the conveyance surface 22 as shown in FIG. . As a result, in the open state, the IC
It becomes possible to clear the blockage 20 or 21, repair the conveying surface 22, and replace the conveying frame 14. The other configurations and operations are the same as those of the previous embodiment.

[Effects of the Invention] As described above, the present invention provides a transport rail including a long transport surface that allows electronic components to slide, and a transport rail that is supported by the transport rail and covers the upper part of the transport surface. An electronic component comprising an upper guide body disposed along the conveyance rail in a state in which the electronic component can be conveyed in a sliding state along a conveyance path formed between a conveyance surface of the conveyance rail and the upper guide body. In the conveying device, a visual recognition part is provided on the upper guide body,
Since the conveyance surface or the electronic components sliding on the conveyance surface can be visually recognized from this viewing section, the upper guide body can be placed on the conveyance path with the upper guide body covered above the conveyance surface of the conveyance rail. A blockage of electronic parts sliding along the
It becomes possible to easily check the wear condition of the conveyance surface.

[Brief explanation of drawings]

Fig. 1 is a partially cutaway side view showing an IC transport device according to an embodiment of the present invention, Fig. 2 is an enlarged sectional view taken along the line ■-■ in Fig. 1, and Fig. 3 is an upper guide. 4 and 5, which are cross-sectional views showing the body in an open state, relate to a modification of the IC transport device shown in FIG.
The figure is a sectional view similar to FIG. 3. 10.50... IC transport device, 12... Transport rail, 20.21... IC122... Transport surface, 23.
51... Upper guide body, 29... Conveyance path, 26.54
...Hinge member. Patent applicant: Toshiba Seiki Co., Ltd. Figure 1 Figure 2

Claims (3)

[Claims] (1) A transport rail comprising a long transport surface that allows electronic components to slide; and a transport rail that is supported by the transport rail and is disposed along the transport rail so as to cover the upper part of the transport surface. In the electronic component transport device, which includes an upper guide body and is capable of transporting electronic components in a sliding state along a transport path formed between the transport surface of the transport rail and the upper guide body, the upper guide body has a 1. An apparatus for transporting electronic parts, characterized in that a part is provided, and the transport surface or the electronic parts sliding on the transport surface can be visually recognized from the viewing part. (2) The electronic component transport device according to claim 1, wherein the visual recognition part is a long hole formed in the upper guide body along the transport path. (3) The upper guide body is composed of a pair of members, and
2. The electronic component conveying device according to claim 1, wherein a gap is formed between the pair of opposing members, and this gap is used as a visible part.