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\u0623\u0648\u0644\u062f\u0647\u0627\u0645 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0637\u0628\u0627\u0639\u0629 \u062b\u0644\u0627\u062b\u064a\u0629 \u0627\u0644\u0623\u0628\u0639\u0627\u062f<\/a> \u0628\u062a\u0643\u0648\u064a\u0646\u0627\u062a \u0630\u0627\u062a \u0642\u0637\u0631 \u062f\u0627\u062e\u0644\u064a 5 \u0645\u0645 \u0648 8 \u0645\u0645\u060c \u0623\u0648 \u0627\u062a\u0635\u0644 \u0628\u0646\u0627<\/a> \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0625\u0631\u0634\u0627\u062f\u0627\u062a \u062d\u0648\u0644 \u0645\u0646\u0635\u0629 \u0627\u0644\u0637\u0627\u0628\u0639\u0629 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643.<\/p>","protected":false},"excerpt":{"rendered":" If you have ever examined a 3D print under raking light and noticed a regular banding pattern on the vertical walls \u2014 bands spaced exactly one leadscrew pitch apart \u2014 you have seen the direct result of leadscrew misalignment transmitting radial wobble into the Z-axis motion. This artefact, known variously as Z-banding, Z-wobble, or VFA […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[722],"tags":[847,851,850,848,846,852,854,853,849],"class_list":["post-867","post","type-post","status-publish","format-standard","hentry","category-blog","tag-3d-printer-z-wobble-fix","tag-cartesian-printer-coupling","tag-corexy-coupling","tag-leadscrew-coupling-3d-printer","tag-oldham-coupling-3d-printer","tag-stepper-motor-leadscrew-coupling","tag-t8-leadscrew-coupling","tag-vfa-3d-printer-fix","tag-z-banding-3d-printer"],"_links":{"self":[{"href":"https:\/\/oldhamcoupling.net\/ar\/wp-json\/wp\/v2\/posts\/867","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oldhamcoupling.net\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oldhamcoupling.net\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oldhamcoupling.net\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oldhamcoupling.net\/ar\/wp-json\/wp\/v2\/comments?post=867"}],"version-history":[{"count":0,"href":"https:\/\/oldhamcoupling.net\/ar\/wp-json\/wp\/v2\/posts\/867\/revisions"}],"wp:attachment":[{"href":"https:\/\/oldhamcoupling.net\/ar\/wp-json\/wp\/v2\/media?parent=867"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oldhamcoupling.net\/ar\/wp-json\/wp\/v2\/categories?post=867"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oldhamcoupling.net\/ar\/wp-json\/wp\/v2\/tags?post=867"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}\u0643\u064a\u0641 \u062a\u0642\u0636\u064a \u0648\u0635\u0644\u0629 \u0623\u0648\u0644\u062f\u0647\u0627\u0645 \u0639\u0644\u0649 \u062a\u0630\u0628\u0630\u0628 \u0627\u0644\u0645\u062d\u0648\u0631 Z<\/h2>\n
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![\"\u062a\u0631\u0643\u064a\u0628](\"https:\/\/oldhamcoupling.net\/wp-content\/uploads\/2026\/06\/oldham-coupling-2.webp\")
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