{"id":574,"date":"2006-06-04T07:18:43","date_gmt":"2006-06-04T11:18:43","guid":{"rendered":"https:\/\/blogs.solidworks.com\/teacher\/bolt_circle"},"modified":"2013-07-31T08:43:12","modified_gmt":"2013-07-31T08:43:12","slug":"bolt_circle","status":"publish","type":"post","link":"https:\/\/blogs.solidworks.com\/teacher\/2006\/06\/bolt_circle.html","title":{"rendered":"Bolt Circle"},"content":{"rendered":"<p><a onclick=\"window.open(this.href, &#039;_blank&#039;, &#039;width=100,height=100,scrollbars=no,resizable=no,toolbar=no,directories=no,location=no,menubar=no,status=no,left=0,top=0&#039;); return false\" href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/materialal1.jpg\"><\/a><\/p>\n<p class=\"MsoNormal\"><a onclick=\"window.open(this.href, &#039;_blank&#039;, &#039;width=95,height=76,scrollbars=no,resizable=no,toolbar=no,directories=no,location=no,menubar=no,status=no,left=0,top=0&#039;); return false\" href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/boltcircle1.jpg\"><img loading=\"lazy\" decoding=\"async\" title=\"Boltcircle\" height=\"79\" alt=\"Boltcircle\" src=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/boltcircle1.jpg\" width=\"100\" border=\"0\" style=\"FLOAT: left; MARGIN: 0px 5px 5px 0px\" \/><\/a> <span style=\"FONT-SIZE: 11pt; FONT-FAMILY: Arial\">A bolt circle pattern is the diagram that indicates a series of holes drilled in a polar fashion around a point that are equally spaced both by degrees and by the radius indicating the centers of each drilled hole.<span style=\"mso-spacerun: yes\">&nbsp; <\/span>This is used quite frequently by industry as a means of fastening housings over shafts, gear boxes, etc.<span style=\"mso-spacerun: yes\">&nbsp; <\/span><\/span><span style=\"FONT-SIZE: 11pt; FONT-FAMILY: Arial\">For a CNC machinist or programmer to be able to program the milling machine to drill this series of holes, that machinist will have to have the X and Y center locations for each hole.<span style=\"mso-spacerun: yes\">&nbsp; <\/span>This location point is essential because the machines that drill these holes base the location upon the center of the drill.&nbsp; &nbsp;<\/span><span style=\"FONT-SIZE: 11pt; FONT-FAMILY: Arial\">Contributed by: Debbie Barnhouse.<\/span><\/p>\n<p class=\"MsoNormal\"><span style=\"color: #ff9900;\"><strong>Lesson Plan: <a href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/SolidWorks-Lesson-BOLT-CIRCLE-PATTERN.doc\">SolidWorks_Lesson_BOLT_CIRCLE_PATTERN<\/a> <\/strong><\/span>&nbsp; &nbsp;<\/p>\n<p class=\"MsoNormal\"><span style=\"color: #ff9900;\"><strong><a onclick=\"window.open(this.href, &#039;_blank&#039;, &#039;width=22,height=18,scrollbars=no,resizable=no,toolbar=no,directories=no,location=no,menubar=no,status=no,left=0,top=0&#039;); return false\" href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/part0icon1.jpg\"><img decoding=\"async\" title=\"Part0icon\" alt=\"Part0icon\" src=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/part0icon1.jpg\" border=\"0\" style=\"FLOAT: left; MARGIN: 0px 5px 5px 0px; WIDTH: 28px; HEIGHT: 21px\" \/><\/a> Sample Parts:<\/strong><\/span> <a href=\"https:\/\/blog-assets.solidworks.com\/uploads\/sites\/3\/BOLTCIRCLE-1.zip\">BOLTCIRCLE_1<\/a> <span style=\"color: #ff9900;\"><strong><\/strong><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A bolt circle pattern is the diagram that indicates a series of holes drilled in a polar fashion around a point that are equally spaced both by degrees and by the radius indicating the centers of each drilled hole.&nbsp; This<\/p>\n... <a href=\"https:\/\/blogs.solidworks.com\/teacher\/2006\/06\/bolt_circle.html\">Continued<\/a>","protected":false},"author":84,"featured_media":2920,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4015],"tags":[],"class_list":["post-574","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mechanical-engineering"],"acf":[],"_links":{"self":[{"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/posts\/574","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/users\/84"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/comments?post=574"}],"version-history":[{"count":7,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/posts\/574\/revisions"}],"predecessor-version":[{"id":4163,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/posts\/574\/revisions\/4163"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/media\/2920"}],"wp:attachment":[{"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/media?parent=574"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/categories?post=574"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.solidworks.com\/teacher\/wp-json\/wp\/v2\/tags?post=574"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}