JPH0321018U - - Google Patents
Info
- Publication number
- JPH0321018U JPH0321018U JP7957489U JP7957489U JPH0321018U JP H0321018 U JPH0321018 U JP H0321018U JP 7957489 U JP7957489 U JP 7957489U JP 7957489 U JP7957489 U JP 7957489U JP H0321018 U JPH0321018 U JP H0321018U
- Authority
- JP
- Japan
- Prior art keywords
- belt
- vertical tear
- detection device
- conveyor belt
- image sensor
- 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 3
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Control Of Conveyors (AREA)
Description
第１図は本考案の実施例の投光器とイメージセ
ンサの配列を示すコンベヤの横断面図である。
１……コンベヤベルト、２……搬送物、１１，
１２，１３……投光器、２１，２２，２３……イ
メージセンサ。
FIG. 1 is a cross-sectional view of a conveyor showing an arrangement of a projector and an image sensor according to an embodiment of the present invention. 1...Conveyor belt, 2...Transferred object, 11,
12, 13... Floodlight, 21, 22, 23... Image sensor.
Claims (1)
照射されたベルト裏面を観察するイメージセンサ
と、損傷状態に応じてベルト面に生じる明暗模様
の映像を電気信号として出力する信号処理手段と
から成るコンベヤベルトの縦裂き検出装置。 ２ ベルト裏面をベルトトラフ形に応じて幅方向
に複数分割し、該分割部ごとに投光器とイメージ
センサとを備えた請求項１記載のコンベヤベルト
の縦裂き検出装置。 ３ ベルトの幅方向同位置の連続明暗信号を一定
時間検出したとき、これを縦裂きと判定する信号
処理装置を備えた請求項１または２記載のコンベ
ヤベルトの縦裂き検出装置。[Scope of claim for utility model registration] 1. A floodlight that illuminates the back side of the belt from an oblique direction;
A vertical tear detection device for a conveyor belt, which is comprised of an image sensor that observes the irradiated back surface of the belt, and a signal processing means that outputs an image of a bright and dark pattern that appears on the belt surface as an electrical signal depending on the state of damage. 2. The vertical tear detection device for a conveyor belt according to claim 1, wherein the back surface of the belt is divided into a plurality of parts in the width direction according to the shape of the belt trough, and each of the divided parts is provided with a light projector and an image sensor. 3. The conveyor belt vertical tear detection device according to claim 1 or 2, further comprising a signal processing device that determines a vertical tear when a continuous bright and dark signal at the same position in the width direction of the belt is detected for a certain period of time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7957489U JPH0321018U (en) | 1989-07-07 | 1989-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7957489U JPH0321018U (en) | 1989-07-07 | 1989-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0321018U true JPH0321018U (en) | 1991-03-01 |
Family
ID=31623852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7957489U Pending JPH0321018U (en) | 1989-07-07 | 1989-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0321018U (en) |
-
1989
- 1989-07-07 JP JP7957489U patent/JPH0321018U/ja active Pending
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