{"id":389,"date":"2015-06-12T23:56:04","date_gmt":"2015-06-12T14:56:04","guid":{"rendered":"http:\/\/mechasea.com\/arakifunkeymachine-en\/?p=389"},"modified":"2017-08-01T00:06:45","modified_gmt":"2017-07-31T15:06:45","slug":"bandit-250-engine-boring","status":"publish","type":"post","link":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?p=389","title":{"rendered":"Bandit 250 engine, boring"},"content":{"rendered":"<p>The brim of the sleeve protrudes from the upper surface of the cylinder block.<br \/>\n(I designed it like that.)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/53\/39931453\/img_1_m?1434070827\" width=\"448\" height=\"336\" \/><\/p>\n<p>So I reduce the top surface of the cylinder together.This work is called surface polishing.<br \/>\nIt is a unique name for sharpening the joint between the cylinder head and the cylinder.<br \/>\nOriginally, polishing is to grind with a grindstone.And cutting is to sharpen it with a knife.<br \/>\nBut, as in this time cutting is also called face grinding.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/53\/39931453\/img_0_m?1434070827\" width=\"448\" height=\"336\" \/><\/p>\n<p>It turns around with a <a href=\"http:\/\/www.peacockozaki.jp\/sub01.htm#\uff12\uff0e\u30d4\u30af\u30c6\u30b9\u30c8\u30fb\u30cb\u30e5\u30fc\u30d4\u30af\u30c6\u30b9\u30c8\u3000\uff29\uff2e\uff24\uff25\uff38\" target=\"_blank\" rel=\"noopener\">Pick test<\/a>,pick up the center coordinates.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/53\/39931453\/img_2_m?1434070827\" width=\"448\" height=\"336\" \/><\/p>\n<p>As a result, I found that the bore pitch was 61 mm &#8211; 90 mm &#8211; 61 mm.<\/p>\n<p>I will prepare the boring head.<br \/>\nThe chip uses a thing for castings.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/53\/39931453\/img_3_m?1434070827\" width=\"448\" height=\"336\" \/><\/p>\n<p>With this scale it is possible to adjust the protrusion amount of the blade with 1\/1000 units.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/53\/39931453\/img_5_m?1434070827\" width=\"336\" height=\"287\" \/><\/p>\n<p>And, I prepare a cylinder bore gauge for measurement, too.<\/p>\n<p>And I do boring.My aim is \u03c6 49.00 mm.<br \/>\nI make \u03c6 48.995mm with boring.Then I make 49.000 by honing.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium\" src=\"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/53\/39931453\/img_4_m?1434070827\" width=\"448\" height=\"336\" \/><\/p>\n<p>The animation of a series of processes is this.<\/p>\n<p><span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"604\" height=\"340\" src=\"https:\/\/www.youtube.com\/embed\/IRP-YMP2PUo?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=en-US&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The brim of the sleeve protrudes from the upper surface of the cylinder block. (I designed it like that.) So I reduce the top surface of the cylinder together.This work is called surface polishing. It is a unique name for sharpening the joint between the cylinder head and the cylinder. Originally, polishing is to grind with a grindstone.And cutting is to sharpen it with a knife. But, as in this time cutting is also called face grinding. It turns around with a Pick test,pick up the center coordinates. As a result, I found that the bore pitch was 61 mm &#8211; 90 mm &#8211; 61 mm. I will prepare the &hellip; <a href=\"https:\/\/mechasea.com\/arakifunkeymachine-en\/?p=389\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Bandit 250 engine, boring<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[7],"tags":[],"class_list":["post-389","post","type-post","status-publish","format-standard","hentry","category-bandit250"],"aioseo_notices":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[{"id":360,"url":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?p=360","url_meta":{"origin":389,"position":0},"title":"Bandit 250 engine, cause of rattling noise","author":"arakif","date":"2015\u5e746\u67085\u65e5","format":false,"excerpt":"There was no abnormality around camshaft, so I decomposed everything on the waist. The oil seems to have been replaced frequently.So the piston is not so seriously damaged. I think this distance is reasonable because this car is about 25000 kilometers driving. The state of the head. When I bought\u2026","rel":"","context":"In &quot;Bandit250&quot;","block_context":{"text":"Bandit250","link":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?cat=7"},"img":{"alt_text":"","src":"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/44\/39917244\/img_0_m?1433470941","width":350,"height":200},"classes":[]},{"id":407,"url":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?p=407","url_meta":{"origin":389,"position":1},"title":"Bandit 250 engine, add notches to the sleeve, and!","author":"arakif","date":"2015\u5e746\u670822\u65e5","format":false,"excerpt":"A strategy to put a piston in a cylinder first, and to let a piston pin go through later. I failed, so I made a notch in the skirt of the cylinder. I sharpened it with a sander, but can sharpen it fast. It is a feeling that it collapses\u2026","rel":"","context":"In &quot;Bandit250&quot;","block_context":{"text":"Bandit250","link":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?cat=7"},"img":{"alt_text":"","src":"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/60\/39950460\/img_0_m?1434970179","width":350,"height":200},"classes":[]},{"id":385,"url":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?p=385","url_meta":{"origin":389,"position":2},"title":"Bandit 250 engine, press fitting of cylinder sleeve","author":"arakif","date":"2015\u5e746\u670811\u65e5","format":false,"excerpt":"This is the completed sleeve. I will put this in the cylinder block. I push all genuine sleeves with a hydraulic press and remove them from the block. I failed one and broke. I could somehow take. This is the block that removed the sleeve. The second cylinder from the\u2026","rel":"","context":"In &quot;Bandit250&quot;","block_context":{"text":"Bandit250","link":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?cat=7"},"img":{"alt_text":"","src":"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/21\/39929421\/img_0_m?1434072784","width":350,"height":200},"classes":[]},{"id":378,"url":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?p=378","url_meta":{"origin":389,"position":3},"title":"Bandit 250 engine, machining the sleeve with a lathe","author":"arakif","date":"2015\u5e746\u670810\u65e5","format":false,"excerpt":"I finished drawing the drawing. The next is production of the cylinders. I sharpen it with a manual lathe. https:\/\/youtu.be\/7vTczgW16vA First finish the outer diameter and drill a hole with a large thick drill.Then spread that hole with a spiral turning tool. This video \u2191 is drilling a hole. The\u2026","rel":"","context":"In &quot;Bandit250&quot;","block_context":{"text":"Bandit250","link":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?cat=7"},"img":{"alt_text":"","src":"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/18\/39927218\/img_0_m?1433891192","width":350,"height":200},"classes":[]},{"id":305,"url":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?p=305","url_meta":{"origin":389,"position":4},"title":"Bandit &#8216;s rear caliper overhaul.","author":"arakif","date":"2014\u5e748\u670816\u65e5","format":false,"excerpt":"I overhauled the rear brake because the free movement was extraordinarily large. I prepared new parts. It is considerable expenditure. Cup of master cylinder, I prepared also breeder nipple. This is the Before. The inside is damaged than I thought it was.It was nice to disassemble now. The piston seems\u2026","rel":"","context":"In &quot;Bandit250&quot;","block_context":{"text":"Bandit250","link":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?cat=7"},"img":{"alt_text":"","src":"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/75\/39328375\/img_0?1433376396","width":350,"height":200},"classes":[]},{"id":405,"url":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?p=405","url_meta":{"origin":389,"position":5},"title":"Bandit 250 engine, piston rings do not fit","author":"arakif","date":"2015\u5e746\u670816\u65e5","format":false,"excerpt":"The cylinder was completed. I have assembled a piston ring on the piston and assembled a piston on the connecting rod. I try to put a piston in the cylinder, but it does not fit in. This piston ring is tight with tension.It protrude from the ring groove by default.\u2026","rel":"","context":"In &quot;Bandit250&quot;","block_context":{"text":"Bandit250","link":"https:\/\/mechasea.com\/arakifunkeymachine-en\/?cat=7"},"img":{"alt_text":"","src":"https:\/\/blog-001.west.edge.storage-yahoo.jp\/res\/blog-7b-a6\/arakifunkeymachine\/folder\/1271230\/93\/39939393\/img_5_m?1434414936","width":350,"height":200},"classes":[]}],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p7aAiv-6h","_links":{"self":[{"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=\/wp\/v2\/posts\/389","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=389"}],"version-history":[{"count":5,"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=\/wp\/v2\/posts\/389\/revisions"}],"predecessor-version":[{"id":395,"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=\/wp\/v2\/posts\/389\/revisions\/395"}],"wp:attachment":[{"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mechasea.com\/arakifunkeymachine-en\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}