{"id":20391,"date":"2024-02-28T15:33:13","date_gmt":"2024-02-28T06:33:13","guid":{"rendered":"https:\/\/futaku.co.jp\/?page_id=20391"},"modified":"2024-02-28T15:33:13","modified_gmt":"2024-02-28T06:33:13","slug":"arasamiiru-en","status":"publish","type":"page","link":"https:\/\/futaku.co.jp\/en\/technology-en\/inspection-en\/arasamiiru-en\/","title":{"rendered":"PipeFiberoscope, the non-destructive inner surface inspector"},"content":{"rendered":"\n<div>\n<h3>PipeFiberscope, the non-destructive inner surface inspector<\/h3>\n<p>In medical analysis, the residual specimen inside a dispensing nozzle may fluctuate the sampling quantity, resulting in inaccurate analysis. For avoiding this problem, the inner surface of the nozzle is required to be non-scratched and unrelieved for preventing adherence of residues. Measuring an inner surface roughness using an existing roughness tester requires to cut the product in half, meaning to conduct a destructive test, so that the test should be a sampling inspection.<br>\nWe have newly developed a non-destructive roughness inspector, PipeFiberscope, which can measure the roughness as well as detect scratches or residues on the inner surface of a nozzle without cutting it open. This enables us to conduct a total number inspection of nozzles.\n<\/p>\n<\/div>\n\n\n\n<div class=\"sep2\">\n<div><h3>Overview of the inspector<\/h3>\n<img decoding=\"async\" class=\"\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_01en.jpg\" alt=\"Overview of the inspector\">\n<\/div>\n<div><h3>Specifications of the inspector<\/h3>\n<ul><li>\u25cf Measurable pipe\u2019s ID: 0.45 \u2013 2.00 mm<\/li>\n<li>\u25cf Maximum pipe length: 250 mm<\/li>\n<li>\u25cf Fiber scope diameter: 0.35 \u2013 1.2 mm\n          (changeable for a pipe diameter)<\/li>\n<li>\u25cf Tester size: 1200 mm wide, 950 mm high, 400 mm deep<\/li>\n<li>\u25cf Camera: CCD with 300 thousand pixels in monochrome.<\/li>\n<li>\u25cf Variable parameters: feed pitch, number of measuring times.<\/li>\n<li>\u25cf Measuring time: approx. 2 seconds per one pitch including feeding time.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div class=\"sep2 fry\">\n<div><h3>Measurement result<\/h3>\n<p>The images of insides of pipes captured by the inspector (right) show that the reflected lights vary according to the inner surface roughness. Existing of scratches or residues makes the reflection brighter so that the image brightness implies the surface quality. For the use in volume production, the data and images are stored into a server to be traced afterward.<\/p>\n<\/div>\n<div><p class=\"fry01\"><img decoding=\"async\" src=\"\/wp2015\/wp-content\/uploads\/arrow_gr_01.png\" alt=\"Cleaner (toward mirror surface)\" width=\"80\">Cleaner (toward mirror surface)<\/p>\n<div class=\"sep3\"><div><p>\u3010non-polished\u3011<\/p><img decoding=\"async\" class=\"\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_02a.jpg\" alt=\"Measurement result\"><p>shining white<\/p><\/div><div><p>\u3010 Ra 0.13 \u3011<\/p><img decoding=\"async\" class=\"\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_02b.jpg\" alt=\"Measurement result\"><p>dimly lit\n<\/p><\/div><div><p> \u3010 Ra 0.06 \u3011<\/p><img decoding=\"async\" class=\"\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_02c.jpg\" alt=\"PipeEndoscope, the non-destructive inner surface inspector\"><p>almost dark\n<\/p><\/div>\n<\/div>\n\n<\/div>\n<\/div>\n\n\n\n<div>\n<h3>Operation of the inspector<\/h3>\n<ul>\n<li>1. Insert a fiber scope into a pipe, and place the pipe in a test bed.<\/li>\n<li>2. Push the start button to feed the fiber scope in 5 mm followed by the predetermined number of times of image capturing (17 times at max.).<\/li>\n<li>3. The roughness converted from the image brightness by collated with the database is displayed on the monitor.<\/li>\n<li>4. If scratches or residues are found, the buzzer goes off and the monitor shows the image.<\/li>\n<li>5. The pipe is removed by hand from the bed, followed by pressing of the reset button to return the robot cylinder back to the home position.<\/li>\n<\/ul>\n\n<h3>Video clip of PipeFiberscope<\/h3>\n<p>\u25cf FUTA-Q HP<br>\n<a href=\"https:\/\/futaku.co.jp\/pr\/arasamiilmovie\/\">https:\/\/futaku.co.jp\/pr\/arasamiilmovie\/<\/a><\/p>\n<p>\n<iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/omBKTCXNIFY\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\" width=\"560\" height=\"315\" frameborder=\"0\"><\/iframe><\/p>\n\n<p>\u25cf YouTube<br>\n<a href=\"https:\/\/youtu.be\/omBKTCXNIFY\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">https:\/\/youtu.be\/omBKTCXNIFY<\/a><\/p>\n<\/div>\n\n\n\n<div>\n<h2>Development history of PipeEndoscope<\/h2>\n<h3>Introduction<\/h3>\n<p>\nThrough our main businesses including precision and micro-processing, such as laser processing and small-size pipe\/nozzle manufacturing, we have responded to the diverse needs from our clients, especially in the medical and analytical fields. Based on our manufacturing technologies cultivated since our founding in 1917, we are also engaged in the development and designing of core units at the request of major manufacturers, universities and research institutes.\n\n<\/p><p>\nWe are also developing original equipment with the aim of improving in-house productivity and enhancing technological competitiveness. In this process, our original \u201cNon-destructive Inner Surface Inspector for Small Diameter Pipes\u201d has been developed as part of our industry-university collaboration project.\n<\/p>\n<\/div>\n<div>\n<h3>Problems with conventional roughness measurement of an inner surface of a pipe<\/h3>\n<p>In the medical and analytical fields, the roughness of the inner-surface of small-size pipes (smaller than 1.5 mm in diameter) is a critical issue affecting the analysis results. \nUsing our sophisticated polishing technology, we can finish the inner surface of a small-diameter pipe to the required roughness. Currently, the minimum inner diameter that we can control the roughness is 0.5 mm.\n<\/p><p>\nSo far, however, a destructive inspection has been only way to measure the roughness of the inside surface of a pipe, which uses a surface roughness measuring instrument after exposing the measuring surface by half-shaving the pipe. For this reason, the roughness requested by customers could only be guaranteed through a sampling inspection, meaning that the uninspected pipes arrived at the customer\u2019s hand. The development of a non-destructive measurement method for inner surface roughness has been indispensable for the total number assurance.\n<\/p>\n<\/div>\n<div>\n<h3>Industry-university collaboration project<\/h3>\n<p>During the period from December 2018 to November 2019, Kansai University and FUTA-Q worked on the theme of establishing a mass production method for high-quality, high-performance (anti-pollution, high-precision, and quantitative) nozzles and needles, by taking full advantages of the respective strengths of each group. As one of the sub-themes, we worked on the establishment of a non-destructive measurement method for internal surface roughness.\n<\/p>\n<\/div>\n\n\n\n<div>\n<h3>The world\u2019s first non-destructive inner surface roughness measuring instrument for pipes<\/h3>\n<p>The basic measuring principle is based on the calculation of a surface roughness from the brightness information of the image in the relation with the correlation between brightness values and actual roughness measured in advance. The brightness is captured by the fiberscope having a smaller diameter than that of a measured pipe (0.5 &#8211; 1.5 mm in diameter) which is inserted into the pipe.\n<\/p>\n<p><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_03en-1.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" class=\"alignleft\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_03en-1.jpg\" alt=\"\" width=\"65%\"><\/a><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_04en.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" class=\"alignright\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_04en.jpg\" alt=\"\" width=\"26%\"><\/a><\/p>\n<\/div><div>\n<p>The principle came from one of our factory workers who conceived of the idea that \u201cwith the same light source and illuminance, rougher surfaces look brighter and smoother surfaces darker.\u201d during observation of the inner surface of pipes using another in-house device. The development project started with this hint. With a helping from Prof. Aoyagi in the Faculty of system engineering of Kansai University, we have finally succeeded in quantifying the image data using AI analysis in the industry academia cooperation.\n<\/p><p>\nFor better operability, the equipment is controlled with a computer program. When a pipe is set on the automatic control stage, the pipe is fed automatically by the moving stage and the inner surface image is captured, followed another feeding and image capturing repeatedly.\nInitially, the surface roughness was calculated after transferring the image data to the image processing software. We have, however, improved the image processing method in which the calculation is simultaneously conducted in the stage controller so that the roughness data can be obtained to be displayed in real time.\n<\/p>\n<\/div>\n\n\n<div class=\"nz2 clearfix\">\n<div class=\"clearfix\">\n<div>\n<p><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_05.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_05.jpg\" alt=\"Electric stage\"><\/a><\/p>\n<p>Electric stage<\/p>\n<\/div>\n<div>\n<p><a href=\"https:\/\/futaku.co.jp\/wp2015\/wp-content\/uploads\/arasamiilu_06.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_06.jpg\" alt=\"Display unit for measurement results\"><\/a><\/p>\n<p>Display unit for measurement results<\/p>\n<\/div>\n<\/div>\n<p class=\"clearfix\">The non-destructive inner surface inspector based on this principle is the world-first measurement device for inner surface of small pipes. We have applied for the patent for intellectual property protection.\n<\/p>\n<\/div>\n\n<div>\n<h3>\u3010Acknowledgements\u3011<\/h3>\n<p>We would like to express our sincere gratitude for tremendous cooperation and technical instructions by Kansai University.\n<\/p><\/div>\n\n\n\n<!--<div>\n<h3>Non-destructive internal inspection equipment \"Arasamiru\"<\/h3>\n<p>While using dispensing nozzles for medical use, if the previous sample remains within the nozzles, the laboratory value changes and it is not possible to conduct an accurate sample analysis.\nThe quality required for dispensing nozzles is that there are no scratches or unevenness on the interior of the nozzles so that no residual material is attached to them.<\/p><p>\nTraditional inner surface roughness test is destructive, which is measurea by dividing the product by half, and it is a sampling inspection from the same manufacturing condition and production lot. On the other hand, by using endoscopes, the internal roughness of shipping nozzles themselves can be automatically measured, and scratches and residual materials can be detected. <span class=\"red01\">Nondestructive inner surface measuring device<\/span>We developed \"<span class=\"red01\">Total inspection<\/span>This is now possible. <\/p>\n<\/div>-->\n\n\n\n<!--<div class=\"sep2\">\n<div><h3>External view of the inspection equipment<\/h3>\n<img decoding=\"async\" class=\"\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_01en.jpg\" alt=\"External view of the measuring system\">\n<\/div>\n<div><h3>Specifications of inspection equipment<\/h3>\n<ul><li>\u25cf Inner diameter of measured pipe: \u03a60.45 to \u03a62.0mm<\/li>\n<li>\u25cf Length of measured pipe: \uff5e250mm<\/li>\n<li>\u25cf Outer Diameter of (mm) : Fiberscope \u03b7 0.35<br>\n~ Replace \u03c4 1.2 according to the pipe radius<\/li>\n<li>\u25cf Device size : 1200 W \u00d7 400 D \u00d7 950 H<\/li>\n<li>\u25cf CCD camera: 0.3 million pixels monochrome<\/li>\n<li>\u25cf Select switch (feed pitch, number of measurements)<\/li>\n<li>\u25cf Measurement time: Approx. 2 seconds\/pitch (including moving)<\/li>\n<\/ul>\n<\/div>\n<\/div>-->\n\n\n\n<!--<div class=\"sep2 fry\">\n<div><h3>Result of the inner surface measurement<\/h3>\n<p>The pictures show measurement images of the inner surface of the pipe.<br>\nThe reflected light changes based on the inner surface roughness. If there are scratches or residues, they shine brightly. Therefore, they will be judged from the images and defective products can be detected automatically.<br>\nBecause it is used in the mass production process, measured images and data can be stored and traced by the server. <\/p>\n<\/div>\n<div><p class=\"fry01\"><img decoding=\"async\" src=\"\/wp2015\/wp-content\/uploads\/arrow_gr_01.png\" alt=\"Clean (mirrored)\" width=\"80\">\u3000Clean (mirrored)<\/p>\n<div class=\"sep3\"><div><p>\u3010 Pipe \u3011<\/p><img decoding=\"async\" class=\"\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_02a.jpg\" alt=\"Shine whitish\"><p>Shine whitish<\/p><\/div><div><p>\u3010 Ra 0.13 \u3011<\/p><img decoding=\"async\" class=\"\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_02b.jpg\" alt=\"Shine a little\"><p>Shine a little\n<\/p><\/div><div><p> \u3010 Ra 0.06 \u3011<\/p><img decoding=\"async\" class=\"\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_02c.jpg\" alt=\"Appear dark\"><p>Appear dark\n<\/p><\/div>\n<\/div>\n\n<\/div>\n<\/div>-->\n\n\n\n<!--<div>\n<h3>Operating method of the inspection equipment<\/h3>\n<ul>\n<li>\u30101\u3011Insert the fiberscope into a pipe and set it in the jig. <\/li>\n<li>\u30102\u3011Press the start switch moves the fiber scope by 5mm and shoots 17 images continuously (arbitrarily set). <\/li>\n<li>\u30103\u3011Collate the measurements with the data base and display the estimated surface roughness (e.g., Ra0 13) on the monitor.<\/li>\n<li>\u30104\u3011If there are scratches or residues in the pipe, a buzzer will alert you to the NG judgment and display the image on the monitor. <\/li>\n<li>\u30105\u3011Pull out the inspected pipe and press the reset switch to return the robot cylinder to the home position.<\/li>\n<\/ul>\n\n<h3>Video Introduction of the Non-destructive Interior Measuring Equipment \"Alasamir\"<\/h3>\n<p>\u25cf FUTA\u30fbQ HP<br>\n<a href=\"https:\/\/futaku.co.jp\/pr\/arasamiilmovie\/\">https:\/\/futaku.co.jp\/pr\/arasamiilmovie\/<\/a><\/p>\n<p>\n<iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/omBKTCXNIFY\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\" width=\"560\" height=\"315\" frameborder=\"0\"><\/iframe><\/p>\n\n<p>\u25cf YouTube<br>\n<a href=\"https:\/\/youtu.be\/omBKTCXNIFY\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">https:\/\/youtu.be\/omBKTCXNIFY<\/a><\/p>\n<\/div>-->\n\n\n\n<!--<div>\n<h2>History of \"Arasamiru\" Development<\/h2>\n<h3>Introduction<\/h3>\n<p>\nOur main business is precision and micro-processing, such as laser processing, small-sized pipe precision processing, and nozzle processing. We have responded to the diverse needs of our customers, especially in the medical and analytical fields. Based on the manufacturing technologies we have cultivated since our founding in 1917, we are also engaged in the development and design of core units at the request of major manufacturers, universities and research institutes.<\/p><p>\nWe are also developing original equipment with the aim of improving in-house productivity and enhancing technological competitiveness.\nWe have developed our original \"Non-destructive Small-Diameter Pipe Inner Roughness Measuring Equipment\" as part of our industry-university collaboration project. \n<\/p>\n<\/div>\n<div>\n<h3>Problem of conventional measurement of roughness of the inner surface of the pipe<\/h3>\n<p>In the medical and analytical fields, the internal roughness of small-sized pipes (smaller than \u03c61.5mm) is an extremely important issue that affects the results of the analysis.\nWe have sophisticated polishing technology for the inner surface of the pipe, and we can finish it to the pipe inner surface roughness requested by the customer. Currently, it is possible to control the inner surface roughness of small-diameter pipes with an inner diameter of up to \u03c60.5mm.\n<\/p><p>\nUntil now, however, the measurement of the roughness of the inside surface of the pipe has only been done by fracture inspection, which uses a surface roughness measuring instrument to expose the measuring surface by half-shaving the pipe. For this reason, the inner surface roughness requested by the customer could only be guaranteed by sampling inspection, and the pipe that actually arrived at the customer's hand was not inspected on the inner surface. Development of a non-destructive measurement method for inner surface roughness was indispensable for total number assurance. \n<\/p>\n<\/div>\n<div>\n<h3>Industry-university collaboration project<\/h3>\n<p>During the period from December 2018 to November 2019, we and Kansai University worked on the theme of establishing mass production of high-quality, high-performance (anti-pollution, high-precision, and quantitative) nozzles and needles, making the most of their respective strengths. As a sub-theme, we worked to establish a non-destructive measurement method for internal surface roughness. \n<\/p>\n<\/div>-->\n\n\n\n<!--<div>\n<h3>World's first non-destructive pipe inner surface roughness measuring instrument<\/h3>\n<p>The basic principle is to insert a fiberscope smaller than the inner diameter of a small-diameter pipe (inner diameter \u03c60.5mm to \u03c61.5mm) into a small-diameter pipe, and calculate the surface roughness based on the correlation between the brightness information of the image on the inner surface and the measured data of the surface roughness and brightness acquired in advance. \n<\/p>\n<p><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_03en.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" class=\"alignleft\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_03en.jpg\" alt=\"\" width=\"65%\"><\/a><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_04en.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" class=\"alignright\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_04en.jpg\" alt=\"\" width=\"26%\"><\/a><\/p>\n<\/div><div>\n<p>We used to observe the inside surface of the pipe using another device manufactured in-house, and the idea that \"I illuminate with the same light source and illuminance every time, but the pipe with a large roughness value has a bright image and a small roughness value has a dark image.\" As a result, we succeeded in quantifying the image using AI system based on the industry academia cooperation with prof. Aoyagi, the Faculty of system engineering Kansai University.  \n<\/p><p>In consideration of operability, the equipment configuration was controlled by a program so that when a pipe is set on an automatic control stage, pipe feeding by automatic movement of the stage and photographing of the inner surface of the small diameter pipe are performed sequentially and repeatedly.<br>\nInitially, the surface roughness of the image was calculated by transferring the data to the image processing software after acquiring the data of the inner surface. However, we have improved the image processing method so that the result of the inner surface roughness is displayed in real time by using the controller of the electric stage simultaneously. \n\n<\/p>\n<\/div>\n\n\n<div class=\"nz2 clearfix\">\n<div class=\"clearfix\">\n<div>\n<p><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_05.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_05.jpg\" alt=\"Electric stage section\"><\/a><\/p>\n<p>Electric stage section<\/p>\n<\/div>\n<div>\n<p><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_06.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_06.jpg\" alt=\"Surface roughness calculation result display unit\"><\/a><\/p>\n<p>Surface roughness calculation result display unit<\/p>\n<\/div>\n<\/div>\n<p class=\"clearfix\">\"Non-destructive small-diameter pipe inner surface roughness measuring instrument\" using this principle is the world-first technology, and we have applied for a patent for intellectual property protection. \n<\/p>\n<\/div>\n\n<div>\n<h3>\u3010Acknowledgements\u3011<\/h3>\n<p>We would like to express our sincere gratitude for tremendous cooperation and technical instructions by Kansai University.\n<\/p><\/div>-->\n\n\n\n<!--<div>\n<h2>Non-destructive Inner-surface Roughness Inspector for Small-diameter Pipes\n<\/h2>\n<h3>Introduction<\/h3>\n<p> We have devoted our core operations; including laser processing, small diameter pipe processing, and nozzle processing, to meet various needs from our clients in such as  the medical industry and the analysis industry. We are also working on development and design according to the requirements from large manufacturers, Universities, and Research Institutes, based on the Manufacturing Technologies that we have built on since 1917, the year of our starting. Furthermore, we are developing our original instruments to improve our productivity and technical competitiveness.<br>\nNow, we are pleased to introduce our new developed \"Non-destructive Inner-surface Roughness Inspector for Small-diameter Pipe\", which is one of our achievements of our Industry-academia collaboration project.\n\n<\/p>\n<\/div>\n<div>\n<h3>Problems with traditional inner-surface roughness measuring<\/h3>\n<p> For small-diameter pipes with a inner diameter smaller than 1.5 mm used in the medical industry and the analysis industry, the roughness of their inner surfaces is one of the critical factors affecting the analysis result accuracy.\nIn our company, inner surfaces of a pipe can be finished to the roughness required by a client with our advanced inner-polishing technology, which can control the roughness of up to a inner diameter of 0.5 mm. <\/p>\n<p>In traditional measurements of an inner-surface of a pipe, however, the pipe has to be splitted in half so that the measuring surface is exposed to be measured by a surface roughness inspector, which is forced to be a destructive inspection. As a result, the required roughness is guaranteed only by sampling-inspection, which means that the inner surfaces of the received products for the client are not virtually measured. For this reason, the development of a non-destructive inspector for inner surface roughness has been desired for providing 100% quality assurance.\n<\/p>\n<\/div>\n<div>\n<h3>Industry-academia collaboration project<\/h3>\n<p> The project, \"Development of a mass-producing method for high-quality and high-functioning (antifouling property, high precision, quantitativity) nozzles and needles\", has been proceeded with competencies of both Kansai University and FUTA-Q. \"Establishment of a non-destructive measuring method for inner-surface roughness\" is one of the subtopics of this project. \n\n<\/p>\n<\/div>-->\n\n\n\n<!--<div>\n<h3>The world-first \"non-destructive inner-surface roughness inspector\"<\/h3>\n<p> The basic principle of this method is to insert a thinner fiberscope into a small pipe (inner diameter of 0.5 to 1.5 mm), and calculate the surface roughness from the intensity of the inner image based on the correlation between a surface roughness and an intensity measured in advance.\n<\/p>\n<p><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_03_en.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" class=\"alignleft\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_03_en.jpg\" alt=\"\" width=\"65%\"><\/a><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_04_en.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" class=\"alignright\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_04_en.jpg\" alt=\"\" width=\"26%\"><\/a><\/p>\n<\/div><div>\n<p> This idea was inspired by an instant realization during our observations of inner surfaces of pipes using another type of inspector developed by ourselves. The realization was \"Rougher an inner surface of a pipe, brighter the intensity is ,with the same illuminance by the same light source\". On the basis of this report, we have succeeded the degitization of an image intensity with AI technology provided by Aoyagi seminar room of Engineering Science Faculty at Kansai University.<\/p><p>\nTo provide better operatability, the inspector is controlled with the computer program to automatically repeat pipe feedings and image capturings of the inner surface after a pipe is set on the automatic-controlled stage.<br>\nAt the early stage of the development, image intensity data had to be transfered to a computer to be calculated by an image processing software for obtaining the roughness value. Afterward, we have improved the system to visualize the calculated roughnesses in real time by computing simultaneously with the stage controll by the built-in CPU.\n<\/p>\n<\/div>\n\n\n<div class=\"nz2 clearfix\">\n<div class=\"clearfix\">\n<div>\n<p><a href=\"\/wp2015\/wp-content\/uploads\/arasamiilu_05.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_05.jpg\" alt=\"Motor-driven stage\"><\/a><\/p>\n<p>Motor-driven stage<\/p>\n<\/div>\n<div>\n<p><a href=\"https:\/\/futaku.co.jp\/wp2015\/wp-content\/uploads\/arasamiilu_06.jpg\" data-rel=\"lightbox-gallery-AvNqb72d\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" src=\"\/wp2015\/wp-content\/uploads\/arasamiilu_06.jpg\" alt=\"Display unit for calculated surface roughness\"><\/a><\/p>\n<p>Display unit for calculated surface roughness<\/p>\n<\/div>\n<\/div>\n<p class=\"clearfix\">We are currently applying for a patent on this new product, because \"non-destructive inner-surface roughness inspectors for small-diameter pipes\" based on this principle have never been seen before.\n<\/p>\n<\/div>\n\n<div>\n<h3>\u3010Acknowledgements\u3011\u3011<\/h3>\n<p>We appreciate the cooperation of Kansai University to help us not only developping but also learning state of the art technology. We also thanks for their expressions for the future cooperation. It should be our crucial assets to have been able to built such a good relationship with them.\nWe will continuously incorporate new technologies from universities and research institutes to meet clients' and societies' needs with proactive effors.\n\n<\/p><\/div>-->\n","protected":false},"excerpt":{"rendered":"<p>PipeFiberscope, the non-destructive inner surface inspector In medical analysis, the residual specimen inside a dispensing nozzle may fluctuate the sampling quantity, resulting in inaccurate analysis. For avoiding this problem, the inner surface of the nozzle is required to be non-scratched and unrelieved for preventing adherence of residues. Measuring an inner surface roughness using an existing [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":20384,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-20391","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/futaku.co.jp\/en\/wp-json\/wp\/v2\/pages\/20391","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/futaku.co.jp\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/futaku.co.jp\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/futaku.co.jp\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/futaku.co.jp\/en\/wp-json\/wp\/v2\/comments?post=20391"}],"version-history":[{"count":0,"href":"https:\/\/futaku.co.jp\/en\/wp-json\/wp\/v2\/pages\/20391\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/futaku.co.jp\/en\/wp-json\/wp\/v2\/pages\/20384"}],"wp:attachment":[{"href":"https:\/\/futaku.co.jp\/en\/wp-json\/wp\/v2\/media?parent=20391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}