JPH029858U - - Google Patents
Info
- Publication number
- JPH029858U JPH029858U JP8764788U JP8764788U JPH029858U JP H029858 U JPH029858 U JP H029858U JP 8764788 U JP8764788 U JP 8764788U JP 8764788 U JP8764788 U JP 8764788U JP H029858 U JPH029858 U JP H029858U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- light source
- linear light
- hole
- conveyance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Drilling And Boring (AREA)
Description
第１図はこの考案の一実施例による穴検出装置
を示す断面図、第２図は他の実施例による穴検出
装置を示す断面図、第３図は第１図の穴検出装置
を斜視図として示した図、第４図は従来の穴検出
装置を示す図である。
２ａ…ローラ、３…線状光源、２０ａ…ベルト
、２２…受光素子、４０…モータ。
Fig. 1 is a sectional view showing a hole detection device according to one embodiment of the invention, Fig. 2 is a sectional view showing a hole detection device according to another embodiment, and Fig. 3 is a perspective view of the hole detection device of Fig. 1. FIG. 4 is a diagram showing a conventional hole detection device. 2a...roller, 3...linear light source, 20a...belt, 22...light receiving element, 40...motor.
Claims (1)
定の速度で搬送する搬送機構、 回路基板の搬送方向にほぼ垂直に配置され、少
なくとも回路基板の搬送路に交差するように光を
発する線状光源、 線状光源を回転させる回転機構、 回路基板の搬送路を挟んで線状光源と対向する
ように列状に設けられ、回路基板の穴を通過した
線状光源からの光を受光し電気信号に変換する受
光素子、 を備えた回路基板の穴検出装置。 (2) 請求項１の穴検出装置において、 線状光源上の受光素子に対向する部分以外の部
分に、線状光源上の異物を排除する手段を備えた
ことを特徴とするもの。[Scope of Claim for Utility Model Registration] (1) A conveyance mechanism that conveys a circuit board having a hole to be detected at a predetermined speed, which is arranged substantially perpendicular to the direction of conveyance of the circuit board, and at least along the conveyance path of the circuit board. A linear light source that emits light in an intersecting manner, a rotation mechanism that rotates the linear light source, and a line that is arranged in a row facing the linear light source across the circuit board conveyance path, and a line that passes through a hole in the circuit board. A circuit board hole detection device comprising: a light receiving element that receives light from a shaped light source and converts it into an electrical signal. (2) The hole detection device according to claim 1, characterized in that a portion of the linear light source other than the portion facing the light-receiving element is provided with means for removing foreign matter on the linear light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8764788U JPH029858U (en) | 1988-06-30 | 1988-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8764788U JPH029858U (en) | 1988-06-30 | 1988-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH029858U true JPH029858U (en) | 1990-01-22 |
Family
ID=31312250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8764788U Pending JPH029858U (en) | 1988-06-30 | 1988-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH029858U (en) |
-
1988
- 1988-06-30 JP JP8764788U patent/JPH029858U/ja active Pending
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