{"id":1633,"date":"2026-01-26T11:45:37","date_gmt":"2026-01-26T03:45:37","guid":{"rendered":"https:\/\/jtlcnc.com\/?p=1633"},"modified":"2026-01-27T08:37:54","modified_gmt":"2026-01-27T00:37:54","slug":"calibration-and-maintenance-strategies-for-granite-surface-plates","status":"publish","type":"post","link":"https:\/\/jtlcnc.com\/ru\/2026\/01\/26\/calibration-and-maintenance-strategies-for-granite-surface-plates\/","title":{"rendered":"\u0421\u0442\u0440\u0430\u0442\u0435\u0433\u0438\u0438 \u043a\u0430\u043b\u0438\u0431\u0440\u043e\u0432\u043a\u0438 \u0438 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u044f \u043f\u043b\u0430\u0441\u0442\u0438\u043d \u0441 \u0433\u0440\u0430\u043d\u0438\u0442\u043d\u043e\u0439 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u044c\u044e"},"content":{"rendered":"<p>Keywords: Granite surface plate calibration, autocollimator, laser interferometer, uncertainty evaluation<br>Proper calibration and maintenance are critical to preserving plate accuracy:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Calibration Methods:\n<ul class=\"wp-block-list\">\n<li>Autocollimators: Provide angular measurements with 0.05&#8243; resolution.<\/li>\n\n\n\n<li>Laser Systems: Enable dynamic flatness profiling via interferometric analysis.<\/li>\n\n\n\n<li>CMMs: Use tactile probing for point-by-point verification.<br>A study comparing these methods found autocollimators fastest (5 min\/plate) but CMMs most accurate (&lt;0.3\u03bcm uncertainty).<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Maintenance Protocols:\n<ul class=\"wp-block-list\">\n<li>Cleaning: Use pH-neutral detergents to avoid chemical etching.<\/li>\n\n\n\n<li>Storage: Maintain ambient temperatures (20\u00b12\u00b0C) and humidity (45-55% RH).<\/li>\n\n\n\n<li>Recalibration: Biannual checks are recommended; plates in high-use environments may require quarterly validation.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>Uncertainty budgets, calculated using GUM principles, should include contributions from measurement equipment, environmental factors, and operator variability.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0441\u043b\u043e\u0432\u0430: \u041a\u0430\u043b\u0438\u0431\u0440\u043e\u0432\u043a\u0430 \u043f\u043b\u0438\u0442 \u0433\u0440\u0430\u043d\u0438\u0442\u043d\u043e\u0439 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u0438, \u0430\u0432\u0442\u043e\u043a\u043e\u043b\u043b\u0438\u043c\u0430\u0442\u043e\u0440, \u043b\u0430\u0437\u0435\u0440\u043d\u044b\u0439 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0440\u043e\u043c\u0435\u0442\u0440, \u043e\u0446\u0435\u043d\u043a\u0430 \u043d\u0435\u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0441\u0442\u0438\u041f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u0430\u044f \u043a\u0430\u043b\u0438\u0431\u0440\u043e\u0432\u043a\u0430 \u0438 \u0442\u0435\u0445\u043d\u0438\u0447\u0435\u0441\u043a\u043e\u0435 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0435 \u0438\u043c\u0435\u044e\u0442 \u0440\u0435\u0448\u0430\u044e\u0449\u0435\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u043f\u043b\u0438\u0442: \u0411\u044e\u0434\u0436\u0435\u0442\u044b \u043d\u0435\u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0441\u0442\u0438, \u0440\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u043d\u043d\u044b\u0435 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u043f\u0440\u0438\u043d\u0446\u0438\u043f\u043e\u0432 GUM, \u0434\u043e\u043b\u0436\u043d\u044b \u0432\u043a\u043b\u044e\u0447\u0430\u0442\u044c \u0432\u043a\u043b\u0430\u0434\u044b \u043e\u0442 \u0438\u0437\u043c\u0435\u0440\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f, \u0444\u0430\u043a\u0442\u043e\u0440\u043e\u0432 \u043e\u043a\u0440\u0443\u0436\u0430\u044e\u0449\u0435\u0439 \u0441\u0440\u0435\u0434\u044b \u0438 \u0432\u0430\u0440\u0438\u0430\u0431\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u0430.<\/p>","protected":false},"author":1,"featured_media":1346,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[35],"tags":[],"class_list":["post-1633","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"taxonomy_info":{"category":[{"value":35,"label":"NEWS"}]},"featured_image_src_large":["https:\/\/jtlcnc.com\/wp-content\/uploads\/2026\/01\/\u82b1\u5c97\u5ca9\u6784\u4ef610g-1024x768.jpg",1024,768,true],"author_info":{"display_name":"jinxing6611@gmail.com","author_link":"https:\/\/jtlcnc.com\/ru\/author\/jtlcnc\/"},"comment_info":0,"category_info":[{"term_id":35,"name":"NEWS","slug":"news","term_group":0,"term_taxonomy_id":35,"taxonomy":"category","description":"","parent":0,"count":121,"filter":"raw","cat_ID":35,"category_count":121,"category_description":"","cat_name":"NEWS","category_nicename":"news","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/posts\/1633","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/comments?post=1633"}],"version-history":[{"count":2,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/posts\/1633\/revisions"}],"predecessor-version":[{"id":1638,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/posts\/1633\/revisions\/1638"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/media\/1346"}],"wp:attachment":[{"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/media?parent=1633"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/categories?post=1633"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jtlcnc.com\/ru\/wp-json\/wp\/v2\/tags?post=1633"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}