{"id":2482,"date":"2026-10-27T06:30:58","date_gmt":"2026-10-27T03:30:58","guid":{"rendered":"https:\/\/temak.com.tr\/en\/precision-cnc-vice-workholding-techniques\/"},"modified":"2026-10-27T06:30:58","modified_gmt":"2026-10-27T03:30:58","slug":"precision-cnc-vice-workholding-techniques","status":"publish","type":"post","link":"https:\/\/temak.com.tr\/en\/precision-cnc-vice-workholding-techniques\/","title":{"rendered":"Precision CNC Vices and Correct Workholding Techniques"},"content":{"rendered":"<p><strong>Precision CNC vices<\/strong> are used to hold workpieces with high accuracy on machining centres (CNC) and on vertical\/horizontal and universal milling machines. Offering high repeatability (in the 0.003\u20130.005 mm range) and rigidity, these vices are essential for heavy cutting and tight-tolerance operations [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=21\" target=\"_blank\" rel=\"noopener\">00:21<\/a>].<\/p>\n<p>Watch Temak Teknik&#8217;s video below on the principles of using precision CNC vices, jaw design and the steps for correctly fixing the vice to the machine table:<\/p>\n<p><iframe loading=\"lazy\" title=\"Hassas CNC Mengenesi\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/oWAbI0p4uPQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h2>Key Features and Design Details<\/h2>\n<ol>\n<li><strong>Precision-Machined and Ground Surfaces:<\/strong> All surfaces, slideways and jaws of the vices are ground and precisely aligned with dowel pins [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=12\" target=\"_blank\" rel=\"noopener\">00:12<\/a>].<\/li>\n<li><strong>Stepped\/Pin-Type Quick Adjustment:<\/strong> Pin-type or stepped quick-positioning mechanisms are provided to shorten the long opening and closing times of the spindle screw [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=86\" target=\"_blank\" rel=\"noopener\">01:26<\/a>].<\/li>\n<li><strong>Interchangeable Jaw Design:<\/strong> The jaws can be removed and reversed to obtain different height levels, or prismatic\/V-groove replacement jaws can be fitted to hold cylindrical parts [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=94\" target=\"_blank\" rel=\"noopener\">01:34<\/a>], [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=118\" target=\"_blank\" rel=\"noopener\">01:58<\/a>].<\/li>\n<li><strong>Ground Tenons (T-Slot Compatible):<\/strong> Ground tenons on the underside of the base locate in the T-slots of the machine table, quickly aligning the vice with the axis in a vertical or horizontal position [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=227\" target=\"_blank\" rel=\"noopener\">03:47<\/a>].<\/li>\n<\/ol>\n<h2>Correct Use and Workpiece Clamping Rules<\/h2>\n<ul>\n<li><strong>Clamp at the Centre:<\/strong> The workpiece should not be clamped at the very end of the jaws; clamping at the ends causes distortion and loss of concentricity. The part should be positioned at the centre of the jaws, or offset no more than ~10 mm from the centre, so that the clamping pressure is balanced [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=134\" target=\"_blank\" rel=\"noopener\">02:14<\/a>], [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=149\" target=\"_blank\" rel=\"noopener\">02:29<\/a>].<\/li>\n<li><strong>Fixing to the Machine Table at 3 Points:<\/strong> When mounting the vice on the machine table, clamping with clamping claws at a minimum of 3 different points is essential for rigidity [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=195\" target=\"_blank\" rel=\"noopener\">03:15<\/a>], [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=202\" target=\"_blank\" rel=\"noopener\">03:22<\/a>].<\/li>\n<li><strong>Alignment with a Dial Indicator:<\/strong> Even when the tenons are seated in the T-slot, a parallelism check should be carried out by placing a dial indicator against the vice jaw before heavy machining operations [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=253\" target=\"_blank\" rel=\"noopener\">04:13<\/a>], [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=296\" target=\"_blank\" rel=\"noopener\">04:56<\/a>].<\/li>\n<li><strong>Workstop and Lock Nut:<\/strong> In series production, the workstop on the vice should be set so that parts are clamped in the same position, and its lock nut should be fully tightened to prevent loosening [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=456\" target=\"_blank\" rel=\"noopener\">07:36<\/a>], [<a href=\"https:\/\/www.youtube.com\/watch?v=oWAbI0p4uPQ&amp;t=472\" target=\"_blank\" rel=\"noopener\">07:52<\/a>].<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>How precision CNC vices deliver 0.003\u20130.005 mm repeatability, and the correct rules for clamping workpieces and mounting the vice.<\/p>\n","protected":false},"author":4,"featured_media":2445,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[76],"tags":[],"class_list":["post-2482","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/posts\/2482","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/comments?post=2482"}],"version-history":[{"count":0,"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/posts\/2482\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/media\/2445"}],"wp:attachment":[{"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/media?parent=2482"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/categories?post=2482"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/temak.com.tr\/en\/wp-json\/wp\/v2\/tags?post=2482"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}