{"id":767,"date":"2026-10-10T07:00:48","date_gmt":"2026-10-10T07:00:48","guid":{"rendered":"https:\/\/aft-forge.jk-ideaweb.com\/?post_type=product&#038;p=767"},"modified":"2026-10-19T09:55:46","modified_gmt":"2026-10-19T09:55:46","slug":"knuckle","status":"publish","type":"product","link":"https:\/\/aft-forge.com\/zh\/product\/knuckle\/","title":{"rendered":"Knuckle"},"content":{"rendered":"<div id=\"prodNav\">\n<div class=\"tab-content responsive\" style=\"text-align: left;\">\n<div id=\"contentprod0\" class=\"tab-pane active txtNormal\">\n<h2>Forged Aluminum Steering Knuckle (Three-Wheeler): Front Wheel Knuckle<\/h2>\n<p>This forged aluminum steering knuckle is the front-wheel knuckle of a three-wheeled motor vehicle. A central hub-bearing seat is surrounded by lower control arm and upper control arm pickup points, a steering tie-rod arm and brake caliper mounting ears, with an upright leading to the upper control arm. The knuckle ties together wheel, suspension and steering, carrying steering, braking and vertical loads at the same time.<\/p>\n<p>With many branches and large section changes, the knuckle needs careful die planning. Al Forge Tech (AFT) plans blocker and finisher dies, closed-die hot forges the part to fill every arm with continuous grain flow, and applies in-house T6 heat treatment for strength. Multiple faces and holes are machined on 4.5-axis CNC machining centers to reduce re-clamping error, and hole relationships are confirmed on CMM.<\/p>\n<h3>\u4e3b\u8981\u529f\u80fd<\/h3>\n<ul>\n<li>Multi-branch shape closed-die hot forged with continuous grain flow<\/li>\n<li>Integrates bearing seat, arm pickups, steering arm and caliper ears<\/li>\n<li>4.5-axis CNC multi-face machining reduces re-clamping error<\/li>\n<li>Hole positions and relative angles verified on CMM<\/li>\n<\/ul>\n<h2>Forged Aluminum Steering Knuckle (Three-Wheeler) Specifications and Manufacturing Capability<\/h2>\n<div class=\"table-container\">\n<table class=\"table table-bordered table-striped\">\n<thead>\n<tr>\n<th>\u5546\u54c1<\/th>\n<th>\u8a73\u7d30<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u7522\u54c1\u985e\u5225<\/td>\n<td>\u7279\u6b8a\u8eca\u8f1b\u96f6\u914d\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>\u7533\u8acb<\/td>\n<td>Three-wheeled motor vehicle front steering, powersport vehicle knuckles<\/td>\n<\/tr>\n<tr>\n<td>\u4e3b\u8981\u904e\u7a0b<\/td>\n<td>\u9589\u5f0f\u71b1\u935b\u9020\uff08\u71b1\u935b\u9020\u58d3\u6a5f 600T\u20138,000T\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u6750\u8cea<\/td>\n<td>Per customer specification; 6xxx alloys common for chassis and suspension parts (e.g. 6061, 6082, 6110), 7xxx evaluated for higher strength<\/td>\n<\/tr>\n<tr>\n<td>\u71b1\u8655\u7406<\/td>\n<td>\u6839\u64da\u5408\u91d1\u8207\u5f37\u5ea6\u8981\u6c42\u800c\u63d0\u4f9b\u7684\u5167\u90e8 T4 \u8655\u7406\u65b9\u6848\uff088 \u5957\uff09\u53ca T6 \u4eba\u5de5\u8001\u5316\u8655\u7406\u65b9\u6848\uff087 \u5957\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u4e8c\u6b21\u52a0\u5de5<\/td>\n<td>CNC \u52a0\u5de5\uff0852 \u53f0\u52a0\u5de5\u4e2d\u5fc3\u300130 \u53f0\u9291\u5e8a\uff09\u3001\u9291\u524a\u3001\u632f\u52d5\u78e8\u524a<\/td>\n<\/tr>\n<tr>\n<td>\u8868\u9762\u8655\u7406<\/td>\n<td>\u6309\u8981\u6c42\u9032\u884c\u967d\u6975\u6c27\u5316\uff08\u5305\u62ec\u786c\u967d\u6975\u6c27\u5316\uff09\u3001\u5674\u5c04\u7c89\u788e\u3001\u96fb\u5b50\u5857\u5c64\u6216\u5857\u6f06\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6aa2\u67e5<\/td>\n<td>\u8521\u53f8 CMM\uff084 \u81fa\uff09\u3001\u786c\u5ea6\u6e2c\u8a66\u5100\u3001\u5206\u5149\u5149\u8b5c\u5100\u3001\u7192\u5149\u7a7f\u900f\u7dda\uff1b\u53ef\u63d0\u4f9b\u6297\u62c9\u5f37\u5ea6\u6e2c\u8a66\u548c\u75b2\u52de\u6e2c\u8a66<\/td>\n<\/tr>\n<tr>\n<td>\u5c3a\u5bf8\u8207\u516c\u5dee<\/td>\n<td>\u6309\u5ba2\u6236\u63d0\u4f9b2D\/3D\u5716\u7d19<\/td>\n<\/tr>\n<tr>\n<td>\u54c1\u8cea\u7ba1\u7406\u7cfb\u7d71<\/td>\n<td>IATF 16949:2016\u3001ISO 14001:2015<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>Forged Aluminum Steering Knuckle (Three-Wheeler) Manufacturing Process<\/h2>\n<ol>\n<li><strong>\u7e6a\u5716\u8a55\u4f30\u8207 DFM<\/strong>\u6211\u5011\u78ba\u8a8d\u5408\u91d1\u3001\u8f09\u8377\u65b9\u5411\u548c\u95dc\u9375\u5c3a\u5bf8\uff0c\u7136\u5f8c\u57f7\u884c QForm \u6a21\u64ec\uff0c\u4ee5\u9810\u6e2c\u91d1\u5c6c\u6d41\u52d5\u548c\u7f3a\u9677\u98a8\u96aa\u3002.<\/li>\n<li><strong>\u8a2d\u8a08\u8207\u88fd\u9020<\/strong>\u9291\u5200\u7d44\u6578\uff08\u4f8b\u5982\uff0c\u963b\u65b7\u5200\u548c\u5b8c\u6210\u5200\uff09\u8996\u96f6\u4ef6\u7684\u8907\u96dc\u7a0b\u5ea6\u800c\u5b9a\uff0c\u9291\u5200\u8f2a\u5ed3\u5247\u4f7f\u7528\u4fbf\u651c\u5f0f3D\u6383\u63cf\u5100\u9032\u884c\u6aa2\u67e5\u3002.<\/li>\n<li><strong><a href=\"https:\/\/aft-forge.com\/zh\/forging-service\/hot-forging-service\/\">\u71b1\u935b\u9020<\/a><\/strong>600T\u20138,000T \u71b1\u935b\u9020\u58d3 Presses \u7684\u9589\u5f0f\u6210\u5f62\u6280\u8853\u5275\u9020\u51fa\u6301\u7e8c\u7684\u6676\u7c92\u6d41\uff0c\u4e26\u9075\u5faa\u96f6\u4ef6\u7684\u8f2a\u5ed3\u3002.<\/li>\n<li><strong>\u71b1\u8655\u7406<\/strong>T4 \u6eb6\u6db2\u8655\u7406\u548c T6 \u4eba\u5de5\u8001\u5316\u8655\u7406\u5747\u5728\u5ee0\u5167\u9032\u884c\uff0c\u53c3\u6578\u7531\u5408\u91d1\u548c\u5f37\u5ea6\u8981\u6c42\u8a2d\u5b9a\u3002.<\/li>\n<li><strong><a href=\"https:\/\/aft-forge.com\/zh\/forging-service\/aluminum-cnc-machining-services\/\">CNC\u52a0\u5de5<\/a> \u4ee5\u53ca\u5b8c\u6210<\/strong>\u5b54\u3001\u87ba\u7d0b\u548c\u63a5\u5408\u9762\u5747\u7d93\u904e\u6a5f\u68b0\u52a0\u5de5\uff0c\u7136\u5f8c\u6839\u64da\u9700\u8981\u9032\u884c\u62cb\u5149\u3001\u632f\u52d5\u62cb\u5149\u3001\u5674\u4e38\u6216\u967d\u6975\u6c27\u5316\u8655\u7406\u3002.<\/li>\n<li><strong>\u6aa2\u67e5\u8207\u904b\u8f38<\/strong>\u5c3a\u5bf8\u3001\u786c\u5ea6\u53ca\u5316\u5b78\u6210\u5206\u5747\u901a\u904e CMM\u3001\u786c\u5ea6\u6e2c\u8a66\u5100\u53ca\u5206\u5149\u5149\u5ea6\u5100\u9032\u884c\u9a57\u8b49\uff0c\u4e14\u6240\u6709\u6279\u6b21\u7684\u7522\u54c1\u5747\u9075\u7167 IATF 16949 \u7684\u6a19\u6e96\u9032\u884c\u8ffd\u8e64\u3002.<\/li>\n<\/ol>\n<h2>\u5e38\u898b\u554f\u984c<\/h2>\n<h3>What makes a multi-branch part like a knuckle difficult to forge?<\/h3>\n<p>The bearing seat has a thick section while the mounting arms are long and slender, so material must fill both at once. Poor distribution causes underfill at arm tips or laps where branches meet. AFT plans billet and preform shapes with QForm simulation, typically uses blocker and finisher die sets, and refines the dies based on experience so simulation and practice verify each other.<\/p>\n<h3>How is positional accuracy maintained across the knuckle&#8217;s holes?<\/h3>\n<p>The bearing bore, arm pickups, tie-rod hole and caliper mounting holes lie on different faces. AFT uses 4.5-axis CNC machining centers to reduce the number of setups so most features share one datum, with dedicated fixtures for location. Position and relative angles of each hole are then measured on Zeiss CMM.<\/p>\n<h3>Can you assess forging feasibility while the Forged Aluminum Steering Knuckle (Three-Wheeler) is still in design?<\/h3>\n<p>\u662f\u7684\u3002Al Forge Tech \u4e3b\u8981\u4f5c\u70ba OEM \u4f9b\u61c9\u5546\u63d0\u4f9b\u670d\u52d9\uff0c\u6211\u5011\u7684\u5de5\u7a0b\u5e2b\u53ef\u4ee5\u5728\u69cb\u601d\u6216\u7e6a\u5716\u968e\u6bb5\u5c31\u8a2d\u8a08\u7684\u53ef\u751f\u7522\u6027\uff08DFM\uff09\u63d0\u4f9b\u610f\u898b\uff0c\u4f8b\u5982\u8abf\u6574\u8584\u908a\u7de3\u3001\u6025\u5207\u7684\u5207\u9762\u8b8a\u5316\u6216\u8a2d\u8a08\u89d2\u5ea6\uff0c\u4ee5\u907f\u514d\u6b98\u6599\u548c\u672a\u586b\u5145\u5340\u57df\u3002QForm \u6a21\u64ec\u80fd\u53ca\u65e9\u9810\u6e2c\u91d1\u5c6c\u6d41\u52d5\uff0c\u4e26\u8207\u6211\u5011\u5df2\u6709\u7684\u6a21\u5177\u8a2d\u8a08\u7d93\u9a57\u9032\u884c\u4ea4\u53c9\u6838\u5c0d\u3002.<\/p>\n<h3>Is heat treatment for the Forged Aluminum Steering Knuckle (Three-Wheeler) done in-house?<\/h3>\n<p>Yes. Al Forge Tech operates 8 T4 solution treatment units and 7 T6 artificial aging units on site, so the Forged Aluminum Steering Knuckle (Three-Wheeler) can be solution treated, quenched and aged in the same facility before machining and inspection. Keeping heat treatment in-house removes inter-plant transport, reduces lead-time risk and keeps lot traceability within one quality system. Parameters are set according to the alloy grade and your specification.<\/p>\n<h3>How do you keep the Forged Aluminum Steering Knuckle (Three-Wheeler) consistent from lot to lot?<\/h3>\n<p>Al Forge Tech runs incoming (IQC), in-process (IPQC) and final (FQC) inspection under IATF 16949:2016, supported by 4 Zeiss CMMs, hardness testers, a spectrometer and a fluorescent penetrant inspection line. First, middle and last pieces of every lot are checked against the die; when wear causes dimensional drift, the die is reworked to keep the Forged Aluminum Steering Knuckle (Three-Wheeler) stable across lots.<\/p>\n<h2>Request a Quote for the Forged Aluminum Steering Knuckle (Three-Wheeler)<\/h2>\n<p>Developing a new Forged Aluminum Steering Knuckle (Three-Wheeler) or converting an existing part to aluminum forging? Send us your 3D\/2D drawings, alloy and temper, annual volume and finishing requirements. Our engineering team will reply with a feasibility review, die plan and quotation.<\/p>\n<ul style=\"text-align: left;\">\n<li>\u7dda\u4e0a\u67e5\u8a62\uff1a <a href=\"https:\/\/aft-forge.com\/zh\/contact-us\/\">\u806f\u7d61\u6211\u5011<\/a><\/li>\n<li>\u96fb\u5b50\u90f5\u4ef6\uff1a <a href=\"mailto:aft@aft-forge.com.tw\">aft@aft-forge.com.tw<\/a><\/li>\n<\/ul>\n<p style=\"text-align: left;\">\u82e5\u8981\u6bd4\u8f03\u76f8\u4f3c\u7684\u96f6\u4ef6\uff0c\u8acb\u700f\u89bd <a href=\"https:\/\/aft-forge.com\/zh\/vehicle-parts\/\">\u7279\u6b8a\u8eca\u8f1b\u96f6\u914d\u4ef6<\/a> \u4ee5\u53ca\u6211\u5011\u7684 <a href=\"https:\/\/aft-forge.com\/zh\/category\/applications\/\">\u6c7d\u8eca\u92c1\u5408\u91d1\u935b\u9020\u61c9\u7528<\/a>, \u6216\u53c3\u89c0 <a href=\"https:\/\/aft-forge.com\/zh\/about-us\/\">\u516c\u53f8\u7c21\u4ecb<\/a> \u95dc\u65bc\u6211\u5011\u7684\u8a2d\u5099\u8207\u8a8d\u8b49\u3002.<\/p>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Forged Aluminum Steering Knuckle (Three-Wheeler): Front Wheel Knuckle This forged aluminum steering knuckle is the front-wheel knuckle of a three-wheeled motor vehicle. A central hub-bearing seat is surrounded by lower control arm and upper control arm pickup points, a steering tie-rod arm and brake caliper mounting ears, with an upright leading to the upper control [&hellip;]<\/p>\n","protected":false},"featured_media":768,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[23],"product_tag":[],"class_list":["post-767","product","type-product","status-publish","has-post-thumbnail","product_cat-vehicle-parts","first","instock","taxable","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/aft-forge.com\/zh\/wp-json\/wp\/v2\/product\/767","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aft-forge.com\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/aft-forge.com\/zh\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/aft-forge.com\/zh\/wp-json\/wp\/v2\/comments?post=767"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aft-forge.com\/zh\/wp-json\/wp\/v2\/media\/768"}],"wp:attachment":[{"href":"https:\/\/aft-forge.com\/zh\/wp-json\/wp\/v2\/media?parent=767"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/aft-forge.com\/zh\/wp-json\/wp\/v2\/product_brand?post=767"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/aft-forge.com\/zh\/wp-json\/wp\/v2\/product_cat?post=767"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/aft-forge.com\/zh\/wp-json\/wp\/v2\/product_tag?post=767"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}