JPH0436659U

JPH0436659U -

Info

Publication number: JPH0436659U
Application number: JP7815790U
Authority: JP
Priority date: 1990-07-25
Filing date: 1990-07-25
Publication date: 1992-03-27

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図〜第７図は本考案の一実施例に関し、第
１図は処理ブロツク図、第２図は検査システムの
ブロツク図、第３図は変差演算の説明図、第４図
から第７図は各々動作の説明図、第８図は境界点
とその間の長さの説明図、第９図から第１１図は
各々従来技術における誤差発生の説明図、第１２
図はメツキしたワークの平面図、第１３図はその
断面図、第１４図は誤差発生の説明図である。図面中、１は画像メモリ、２は始点メモリ、３
は検査経路登録メモリ、４は濃度メモリ、５は低
濃度判定レベル設定器、６は高濃度判定レベル設
定器、７は変差スキツプ設定器、８は変差メモリ
、９は低変差判定レベル設定器、１０は高変差判
定レベル設定器である。 Figures 1 to 7 relate to an embodiment of the present invention, in which Figure 1 is a processing block diagram, Figure 2 is a block diagram of the inspection system, Figure 3 is an explanatory diagram of variation calculation, and Figures 4 to 7 are diagrams. 7 is an explanatory diagram of each operation, FIG. 8 is an explanatory diagram of boundary points and the length between them, FIGS. 9 to 11 are explanatory diagrams of error occurrence in the prior art, and 12th
The figure is a plan view of the plated workpiece, FIG. 13 is a sectional view thereof, and FIG. 14 is an explanatory diagram of error occurrence. In the drawing, 1 is an image memory, 2 is a starting point memory, 3 is
is an inspection route registration memory, 4 is a concentration memory, 5 is a low concentration judgment level setter, 6 is a high concentration judgment level setter, 7 is a variation skip setter, 8 is a variation memory, and 9 is a low variation judgment level. The setting device 10 is a high variation judgment level setting device.

Claims

【実用新案登録請求の範囲】撮像手段からのアナログ濃度信号をデジタル化
して画像メモリに記憶し、画像メモリから読出し
たデジタルの濃度データを演算処理して濃度変化
開始点を求める画像処理装置において、画像メモリから設定経路に従つた濃度データ列
を抽出する第１の手段と、抽出した濃度データ列
に対し所定の濃度範囲内にあるか否か判定する第
２の手段と、抽出した濃度データ列に対し変差ス
キツプ設定手段により設定した所定の画素数幅で
濃度データ間の変差を求める第３の手段と、変差
が所定の範囲内にあるか否か判定する第４の手段
と、第２及び第４の手段の判定結果から濃度変化
開始点を定める第５の手段とを具備することを特
徴とする画像処理装置。[Claims for Utility Model Registration] An image processing device that digitizes an analog density signal from an imaging means and stores it in an image memory, and calculates a density change starting point by processing the digital density data read from the image memory, a first means for extracting a density data string according to a set path from an image memory; a second means for determining whether or not the extracted density data string is within a predetermined density range; a third means for determining the variation between the density data in a predetermined pixel number width set by the variation skip setting means; and a fourth means for determining whether the variation is within a predetermined range. and fifth means for determining a density change starting point from the determination results of the second and fourth means.