{"id":8008,"date":"2025-12-09T12:38:32","date_gmt":"2025-12-09T09:08:32","guid":{"rendered":"https:\/\/novincsm.com\/?post_type=product&#038;p=8008"},"modified":"2026-02-23T12:24:24","modified_gmt":"2026-02-23T08:54:24","slug":"jaw-crank-shaft","status":"publish","type":"product","link":"https:\/\/novincsm.com\/en\/product\/jaw-crank-shaft\/","title":{"rendered":"Jaw crank shaft"},"content":{"rendered":"<p data-start=\"55\" data-end=\"328\">The crank\u00a0 shaft is a central component of a jaw crusher, controlling the motion of the movable jaw and converting motor power into the reciprocating action necessary for crushing materials. Its precise design directly affects the crusher\u2019s performance and efficiency.<\/p>\n<p data-start=\"330\" data-end=\"351\"><strong data-start=\"330\" data-end=\"349\">Main Functions:<\/strong><\/p>\n<ul data-start=\"352\" data-end=\"671\">\n<li data-start=\"352\" data-end=\"456\">\n<p data-start=\"354\" data-end=\"456\"><strong data-start=\"354\" data-end=\"379\">Movable jaw movement:<\/strong> Converts motor energy into back-and-forth motion, enabling stone crushing.<\/p>\n<\/li>\n<li data-start=\"457\" data-end=\"568\">\n<p data-start=\"459\" data-end=\"568\"><strong data-start=\"459\" data-end=\"481\">Energy conversion:<\/strong> Transforms rotary motion of the motor into linear oscillation for material crushing.<\/p>\n<\/li>\n<li data-start=\"569\" data-end=\"671\">\n<p data-start=\"571\" data-end=\"671\"><strong data-start=\"571\" data-end=\"591\">Machine balance:<\/strong> Maintains overall crusher stability and minimizes vibration during operation.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"673\" data-end=\"688\"><strong data-start=\"673\" data-end=\"686\">Features:<\/strong><\/p>\n<ul data-start=\"689\" data-end=\"994\">\n<li data-start=\"689\" data-end=\"771\">\n<p data-start=\"691\" data-end=\"771\"><strong data-start=\"691\" data-end=\"709\">High strength:<\/strong> Must withstand continuous heavy forces without deformation.<\/p>\n<\/li>\n<li data-start=\"772\" data-end=\"861\">\n<p data-start=\"774\" data-end=\"861\"><strong data-start=\"774\" data-end=\"802\">Precision manufacturing:<\/strong> Ensures smooth, consistent operation of the movable jaw.<\/p>\n<\/li>\n<li data-start=\"862\" data-end=\"994\">\n<p data-start=\"864\" data-end=\"994\"><strong data-start=\"864\" data-end=\"884\">Wear resistance:<\/strong> Constructed from materials that resist friction and abrasion from continuous contact with other components.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"996\" data-end=\"1020\"><strong data-start=\"996\" data-end=\"1018\">Causes of Failure:<\/strong><\/p>\n<ul data-start=\"1021\" data-end=\"1337\">\n<li data-start=\"1021\" data-end=\"1090\">\n<p data-start=\"1023\" data-end=\"1090\"><strong data-start=\"1023\" data-end=\"1042\">Excessive wear:<\/strong> Continuous heavy loading can erode the shaft.<\/p>\n<\/li>\n<li data-start=\"1091\" data-end=\"1164\">\n<p data-start=\"1093\" data-end=\"1164\"><strong data-start=\"1093\" data-end=\"1106\">Overload:<\/strong> Large or very hard stones can exert excessive pressure.<\/p>\n<\/li>\n<li data-start=\"1165\" data-end=\"1237\">\n<p data-start=\"1167\" data-end=\"1237\"><strong data-start=\"1167\" data-end=\"1188\">Poor lubrication:<\/strong> Inadequate oiling increases friction and heat.<\/p>\n<\/li>\n<li data-start=\"1238\" data-end=\"1337\">\n<p data-start=\"1240\" data-end=\"1337\"><strong data-start=\"1240\" data-end=\"1281\">Incorrect installation or adjustment:<\/strong> Misalignment can accelerate wear and lead to failure.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1339\" data-end=\"1362\"><strong data-start=\"1339\" data-end=\"1360\">Signs of Failure:<\/strong><\/p>\n<ul data-start=\"1363\" data-end=\"1547\">\n<li data-start=\"1363\" data-end=\"1413\">\n<p data-start=\"1365\" data-end=\"1413\">Unusual vibration or shaking during operation.<\/p>\n<\/li>\n<li data-start=\"1414\" data-end=\"1447\">\n<p data-start=\"1416\" data-end=\"1447\">Reduced crushing performance.<\/p>\n<\/li>\n<li data-start=\"1448\" data-end=\"1495\">\n<p data-start=\"1450\" data-end=\"1495\">Abnormal or loud noises from the mechanism.<\/p>\n<\/li>\n<li data-start=\"1496\" data-end=\"1547\">\n<p data-start=\"1498\" data-end=\"1547\">Cracks or fractures caused by excessive stress.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1549\" data-end=\"1763\" data-is-last-node=\"\" data-is-only-node=\"\">Proper maintenance, regular lubrication, and using high-quality, precision-manufactured crank\u00a0 shafts significantly improve crusher performance, reduce downtime, and extend the overall lifespan of the equipment.<\/p>\n","protected":false},"excerpt":{"rendered":"<ul>\n<li><strong>Guaranteed Quality<\/strong><\/li>\n<li><strong>Best Price<\/strong><\/li>\n<li><strong>Nationwide Delivery<\/strong><\/li>\n<\/ul>\n","protected":false},"featured_media":8010,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[1064,1063],"product_tag":[],"class_list":["post-8008","product","type-product","status-publish","has-post-thumbnail","product_cat-jaw-crusher-jaw-comb","product_cat-parts-of-various-types-of-crushers","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/product\/8008","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/comments?post=8008"}],"version-history":[{"count":3,"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/product\/8008\/revisions"}],"predecessor-version":[{"id":8711,"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/product\/8008\/revisions\/8711"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/media\/8010"}],"wp:attachment":[{"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/media?parent=8008"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/product_brand?post=8008"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/product_cat?post=8008"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/novincsm.com\/en\/wp-json\/wp\/v2\/product_tag?post=8008"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}