{"id":7901,"date":"2026-05-02T14:39:38","date_gmt":"2026-05-02T14:39:38","guid":{"rendered":"https:\/\/shincofab.com\/?p=7901"},"modified":"2026-05-02T14:42:02","modified_gmt":"2026-05-02T14:42:02","slug":"sheet-metal-hemming","status":"publish","type":"post","link":"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/","title":{"rendered":"Den kompletta ingenj\u00f6rens guide till pl\u00e5tfalsning"},"content":{"rendered":"<p>Pl\u00e5tfalsning \u00e4r en tillverkningsprocess som viker en r\u00e5, skarp kant av pl\u00e5t tillbaka p\u00e5 sig sj\u00e4lv f\u00f6r att skapa en s\u00e4ker, sl\u00e4t och styv kant.<\/p>\n\n\n\n<p>T\u00e4nk p\u00e5 ditt favoritpar jeans. Titta p\u00e5 undersidan av benet. Tyget \u00e4r uppvikt och sytt p\u00e5 plats s\u00e5 att det inte ska fransa sig. En pl\u00e5tf\u00e5ll \u00e4r exakt samma koncept, bara att du ers\u00e4tter tyget med st\u00e5l eller aluminium.<\/p>\n\n\n\n<p>Men p\u00e5 v\u00e5rt verkstadsgolv h\u00e4r p\u00e5 <strong><a href=\"\/sv\/\">ShincoFab<\/a><\/strong>, \u00e4r insatserna lite h\u00f6gre \u00e4n fransig denim. Varje dag tar vi farliga, oavslutade kanter och b\u00f6jer dem i v\u00e5ra kantpressar f\u00f6r att skapa sl\u00e4ta, s\u00e4kra kanter. Det l\u00e5ter enkelt, men efter att ha hanterat tusentals specialtillverkade delar kan jag ber\u00e4tta att en ordentlig f\u00e5ll helt f\u00f6r\u00e4ndrar hur din metalldel \u00f6verlever i den verkliga v\u00e4rlden.<\/p>\n\n\n\n<p>Innan vi diskuterar varf\u00f6r denna process \u00e4r n\u00f6dv\u00e4ndig, l\u00e5t mig reda ut en f\u00f6rv\u00e4xling som vi ser i kundernas ritningar n\u00e4stan varje vecka.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Inneh\u00e5llsf\u00f6rteckning<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#The_Real_Difference_Between_Hemming_and_Seaming\" >Den verkliga skillnaden mellan f\u00e5llning och s\u00f6mnad<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Why_Do_You_Need_a_Hem\" >Varf\u00f6r beh\u00f6ver du en Hem?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#The_4_Common_Types_of_Sheet_Metal_Hems\" >De 4 vanligaste typerna av pl\u00e5them<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Closed_Flat_Hem\" >St\u00e4ngd (platt) f\u00e5ll<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Open_Hem\" >\u00d6ppen f\u00e5ll<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Teardrop_Hem\" >Droppformad f\u00e5ll<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Rolled_or_Rope_Hem\" >Rullad (eller repad) f\u00e5ll<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#How_to_Pick_the_Right_Metal_for_Your_Hem\" >S\u00e5 v\u00e4ljer du r\u00e4tt metall f\u00f6r din hem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Golden_Rules_for_Designing_a_Hem\" >Gyllene regler f\u00f6r att designa en hem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#How_Does_a_Press_Brake_Hem_Sheet_Metal\" >Hur g\u00f6r en kantpress f\u00f6r att f\u00e4lla pl\u00e5t?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#The_Press_Brake_Method\" >Metoden f\u00f6r kantpressning<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Die_Hemming\" >Die Hemming<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Roll_Hemming\" >Rullf\u00e5llning<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#How_to_Fix_Common_Hemming_Headaches\" >S\u00e5 h\u00e4r \u00e5tg\u00e4rdar du vanliga huvudv\u00e4rksproblem vid hemtagning<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#How_Hemming_Impacts_Your_Manufacturing_Costs\" >Hur hemming p\u00e5verkar dina tillverkningskostnader<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Do_You_Really_Need_a_Hem_Cheaper_Alternatives\" >Beh\u00f6ver du verkligen en hem? (Billigare alternativ)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/shincofab.com\/sv\/sheet-metal-hemming\/#Conclusion\" >Slutsats<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-the-real-difference-between-hemming-and-seaming\"><span class=\"ez-toc-section\" id=\"The_Real_Difference_Between_Hemming_and_Seaming\"><\/span>Den verkliga skillnaden mellan f\u00e5llning och s\u00f6mnad<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/hemming-vs-seaming-1024x576.jpg\" alt=\"\" class=\"wp-image-7905\" srcset=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/hemming-vs-seaming-1024x576.jpg 1024w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/hemming-vs-seaming-300x169.jpg 300w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/hemming-vs-seaming-768x432.jpg 768w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/hemming-vs-seaming-1536x864.jpg 1536w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/hemming-vs-seaming-18x10.jpg 18w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/hemming-vs-seaming.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>N\u00e4r vi granskar CAD-filer som skickats av ingenj\u00f6rer och produktdesigners ser vi ofta att orden \u201cf\u00e5llning\u201d och \u201cs\u00f6mmar\u201d anv\u00e4nds synonymt. De betyder inte samma sak, och de kr\u00e4ver helt olika verktyg hos oss.<\/p>\n\n\n\n<p>Den st\u00f6rsta skillnaden mellan f\u00e5llning och s\u00f6mnad beror p\u00e5 antalet metalldelar som \u00e4r inblandade:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>F\u00e5llning avslutar en enda kant.<\/strong> Vi tar <strong>ett stycke<\/strong> av pl\u00e5t och vik den \u00f6ver sig sj\u00e4lv med hj\u00e4lp av en f\u00e5llningsstans.<\/li>\n\n\n\n<li><strong>S\u00f6mnad sammanfogar tv\u00e5 separata delar.<\/strong> Vi tar <strong>tv\u00e5 stycken<\/strong> av pl\u00e5t, l\u00e4nka ihop kanterna och l\u00e5s fast dem ordentligt. T\u00e4nk p\u00e5 toppen av en soppburk.<\/li>\n<\/ul>\n\n\n\n<p>Enkelt uttryckt, vi g\u00f6r en f\u00e5ll f\u00f6r att avsluta en r\u00e5 kant. Vi falsar f\u00f6r att sammanfoga tv\u00e5 delar. Nu n\u00e4r du vet att vi bara hanterar en metallbit i taget, l\u00e5t oss titta p\u00e5 varf\u00f6r det vanligtvis inte \u00e4r f\u00f6rhandlingsbart att vika den kanten i v\u00e5ra dagliga tillverkningsk\u00f6rningar.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-do-you-need-a-hem\"><span class=\"ez-toc-section\" id=\"Why_Do_You_Need_a_Hem\"><\/span>Varf\u00f6r beh\u00f6ver du en Hem?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Direkt fr\u00e5n v\u00e5ra lasersk\u00e4rmaskiner eller saxar fungerar en r\u00e5 kant av 18-gauge metall som ett rakblad. Du vill inte l\u00e4mna den p\u00e5 det s\u00e4ttet.<\/p>\n\n\n\n<p>V\u00e5r erfarenhet \u00e4r att v\u00e5ra kunder f\u00e5r tre stora f\u00f6rdelar av att l\u00e4gga till en f\u00e5ll:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u00e4kerhet (sparar fingrar).<\/strong> V\u00e5ra operat\u00f6rer hanterar dessa delar fysiskt. Om n\u00e5gon tar tag i din del p\u00e5 ett l\u00f6pande band senare, ska de inte bl\u00f6da. En f\u00e5ll blir en skarp&nbsp;<strong>kantrisk<\/strong>&nbsp;till en s\u00e4ker och smidig gr\u00e4ns med hj\u00e4lp av en&nbsp;<a href=\"https:\/\/www.osha.gov\/bloodborne-pathogens\/evaluating-controlling-exposure\" target=\"_blank\" rel=\"noreferrer noopener\">teknisk kontroll f\u00f6r att eliminera eller minimera arbetstagarnas exponering<\/a>.<\/li>\n\n\n\n<li><strong>Det ger en rej\u00e4l styrka.<\/strong> Genom att vika metallen f\u00f6rdubblas dess tjocklek precis d\u00e4r den \u00e4r som svagast. Vi f\u00f6resl\u00e5r ofta falsning till kunder f\u00f6r att styva upp en slapp panel och hindra den fr\u00e5n att vingla utan att beh\u00f6va uppgradera till en tjockare, tyngre pl\u00e5t.<\/li>\n\n\n\n<li><strong>Det ser professionellt ut.<\/strong> Skurna kanter har grova fl\u00e4ckar, grader och v\u00e4rmem\u00e4rken fr\u00e5n lasern. En f\u00e5ll d\u00f6ljer den h\u00e4r r\u00f6ran och ger produkter - som de kommersiella k\u00f6kssk\u00e5p vi bygger - en f\u00f6rstklassig, ren finish.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-4-common-types-of-sheet-metal-hems\"><span class=\"ez-toc-section\" id=\"The_4_Common_Types_of_Sheet_Metal_Hems\"><\/span>De 4 vanligaste typerna av pl\u00e5them<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/types-of-hem-1024x576.jpg\" alt=\"typer av hemtyper typer av hem\" class=\"wp-image-7903\" srcset=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/types-of-hem-1024x576.jpg 1024w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/types-of-hem-300x169.jpg 300w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/types-of-hem-768x432.jpg 768w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/types-of-hem-1536x864.jpg 1536w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/types-of-hem-18x10.jpg 18w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/types-of-hem.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Alla f\u00e5llar \u00e4r inte likadana. P\u00e5 ShincoFab-golvet beror valet p\u00e5 detaljens till\u00e4mpning. Det finns fyra huvudtyper av pl\u00e5tfalsar som anv\u00e4nds vid tillverkning: slutna (platta) falsar, \u00f6ppna falsar, droppformade falsar och rullade falsar.<\/p>\n\n\n\n<p>Det finns fyra huvudtyper av pl\u00e5tfalsar som anv\u00e4nds vid tillverkning: slutna (platta) falsar, \u00f6ppna falsar, droppformade falsar och valsade falsar. Ge en snabb referens f\u00f6r din design:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Typ av f\u00e5ll<\/th><th>Struktur \/ Profil<\/th><th>B\u00e4sta till\u00e4mpning<\/th><\/tr><\/thead><tbody><tr><td><strong>St\u00e4ngd (platt) f\u00e5ll<\/strong><\/td><td>F\u00e4lls \u00f6ver och pressas helt platt med noll inv\u00e4ndigt mellanrum.<\/td><td>Maximal styrka, plana ytbehandlingar (t.ex. metallsk\u00e5p).<\/td><\/tr><tr><td><strong>\u00d6ppen f\u00e5ll<\/strong><\/td><td>F\u00e4lls \u00f6ver men l\u00e4mnar en liten, definierad luftficka inuti.<\/td><td>Tjockare metaller eller utrymme f\u00f6r att skjuta in ledningar\/komponenter.<\/td><\/tr><tr><td><strong>Droppformad f\u00e5ll<\/strong><\/td><td>B\u00f6jd 180 grader och bildar en droppformad luftspalt.<\/td><td>Br\u00e4ckliga eller spr\u00f6da metaller (t.ex. 6061 aluminium) f\u00f6r att f\u00f6rhindra sprickbildning.<\/td><\/tr><tr><td><strong>Rullad (rep) f\u00e5ll<\/strong><\/td><td>Lockad till en hel cirkel, vilket skapar ett sl\u00e4tt, ih\u00e5ligt r\u00f6r.<\/td><td>Industriella handtag eller f\u00f6rem\u00e5l som kr\u00e4ver ett helt s\u00e4kert, ergonomiskt grepp.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-closed-flat-hem\"><span class=\"ez-toc-section\" id=\"Closed_Flat_Hem\"><\/span>St\u00e4ngd (platt) f\u00e5ll<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Vi viker \u00f6ver kanten och pressar den helt platt under kantpressen s\u00e5 att det inte blir n\u00e5gon glipa inuti. Vi anv\u00e4nder detta n\u00e4r kunderna beh\u00f6ver maximal styrka och en j\u00e4mn, sl\u00e4t yta (mycket popul\u00e4rt f\u00f6r de metallsk\u00e5p som vi tillverkar).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-open-hem\"><span class=\"ez-toc-section\" id=\"Open_Hem\"><\/span>\u00d6ppen f\u00e5ll<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Den h\u00e4r viks ocks\u00e5 \u00f6ver, men l\u00e4mnar en liten luftficka inuti. Varf\u00f6r rekommenderar vi att man l\u00e4mnar ett mellanrum? F\u00f6r det f\u00f6rsta hj\u00e4lper det oss att undvika sprickbildning n\u00e4r vi arbetar med tjockare metaller. F\u00f6r det andra l\u00e4mnar det utrymme om ditt monteringsteam beh\u00f6ver skjuta in en tr\u00e5d eller en annan komponent i vecket senare.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-teardrop-hem\"><span class=\"ez-toc-section\" id=\"Teardrop_Hem\"><\/span>Droppformad f\u00e5ll<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Den b\u00f6jer sig 180 grader f\u00f6r att bilda en droppform. Vi anv\u00e4nder den uteslutande f\u00f6r \u00f6mt\u00e5liga metaller. Om vi f\u00f6rs\u00f6kte krossa vissa aluminiumkvaliteter helt platt p\u00e5 v\u00e5ra maskiner skulle de bara g\u00e5 s\u00f6nder. Droppformen ger en s\u00e4ker b\u00f6jning utan materialstress.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-rolled-or-rope-hem\"><span class=\"ez-toc-section\" id=\"Rolled_or_Rope_Hem\"><\/span>Rullad (eller repad) f\u00e5ll<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>I st\u00e4llet f\u00f6r en platt vikning rullar vi in kanten i en hel cirkel och skapar ett sl\u00e4tt r\u00f6r. Det h\u00e4r \u00e4r det absolut b\u00e4sta alternativet f\u00f6r handtag. N\u00e4r vi tillverkar specialanpassade verktygsl\u00e5dor eller industriella handtag \u00e4r det h\u00e4r v\u00e5rt f\u00f6rstahandsval eftersom det k\u00e4nns helt s\u00e4kert att greppa.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-pick-the-right-metal-for-your-hem\"><span class=\"ez-toc-section\" id=\"How_to_Pick_the_Right_Metal_for_Your_Hem\"><\/span>S\u00e5 v\u00e4ljer du r\u00e4tt metall f\u00f6r din hem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Metaller fungerar annorlunda under tonnage. Om en junior konstrukt\u00f6r tvingar in en spr\u00f6d metall i ett sn\u00e4vt veck i en CAD-fil kommer den att g\u00e5 s\u00f6nder i kantpressen. Du har bara sl\u00f6sat bort bra material.<\/p>\n\n\n\n<p>F\u00f6r att spara tid och pengar vid prototyptillverkning har vi h\u00e4r en lathund som baseras p\u00e5 vad som fungerar tillf\u00f6rlitligt p\u00e5 v\u00e5ra maskiner. De vanligaste metallerna som anv\u00e4nds f\u00f6r pl\u00e5tfalsning \u00e4r kallvalsat st\u00e5l, aluminium och rostfritt st\u00e5l:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kallvalsat st\u00e5l (t.ex. SPCC):<\/strong> Den l\u00e4tthanterliga arbetsh\u00e4sten. Den b\u00f6jer sig fint utan att kn\u00e4ppa. Om ditt ark \u00e4r relativt tunt kan vi s\u00e4kert anv\u00e4nda en sn\u00e4v <strong>St\u00e4ngd f\u00e5ll<\/strong>.<\/li>\n\n\n\n<li><strong>Aluminium (t.ex. 6061 j\u00e4mf\u00f6rt med 5052):<\/strong> L\u00e4tt men kan vara spr\u00f6tt. Vi har sett 6061 spricka n\u00e4stan varje g\u00e5ng den krossas platt. F\u00f6r att h\u00e5lla metallen intakt rekommenderar vi alltid en Teardrop Hem eller en Open Hem f\u00f6r att ta h\u00e4nsyn till den minskade duktiliteten hos&nbsp;<a href=\"https:\/\/www.cumberlandmetals.com\/articles\/5052-aluminum-vs-6061-aluminum-whats-the-difference\/\" target=\"_blank\" rel=\"noreferrer noopener\">styva v\u00e4rmebehandlade legeringar som 6061<\/a>.<\/li>\n\n\n\n<li><strong>Rostfritt st\u00e5l (t.ex. 304):<\/strong> Tufft och envist. Att b\u00f6ja den kr\u00e4ver stor maskinkraft. Eftersom det \u00e4r s\u00e5 h\u00e5rt och ben\u00e4get att fj\u00e4dra tillbaka kr\u00e4vs en <strong>St\u00e4ngd f\u00e5ll<\/strong> kan stressa metallen f\u00f6r mycket. En <strong>\u00d6ppen f\u00e5ll<\/strong> \u00e4r ditt s\u00e4kraste val f\u00f6r att f\u00f6rhindra mikrofrakturer.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-golden-rules-for-designing-a-hem\"><span class=\"ez-toc-section\" id=\"Golden_Rules_for_Designing_a_Hem\"><\/span>Gyllene regler f\u00f6r att designa en hem<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>En d\u00e5lig design f\u00f6rst\u00f6r bra metall innan v\u00e5ra maskiner ens har startat. F\u00f6r att f\u00e5 en perfekt f\u00e5ll utan att vi beh\u00f6ver skicka tillbaka din ritning f\u00f6r revidering ska du h\u00e5lla dig till dessa tre regler f\u00f6r&nbsp;<a href=\"https:\/\/www.lmrmtool.com\/press-brake-hemming-dies-to-precise-folding\/\" target=\"_blank\" rel=\"noreferrer noopener\">precisions kantpress hemming<\/a>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Regel #1: Se upp med materialtjockleken.<\/strong> Falsning \u00e4lskar tunn metall. P\u00e5 ShincoFab avr\u00e5der vi aktivt fr\u00e5n att f\u00f6rs\u00f6ka f\u00e4lla pl\u00e5t som \u00e4r tjockare \u00e4n 0,125 tum (11-gauge). Tung metall kommer bara att k\u00e4mpa mot matrisen och spricka under tonnaget.<\/li>\n\n\n\n<li><strong>Regel #2: G\u00f6r r\u00e4tt l\u00e4ngd p\u00e5 plattan.<\/strong> Vi beh\u00f6ver tillr\u00e4ckligt med material f\u00f6r att maskinens verktyg ska kunna greppa och vika. G\u00f6r din returkant (fl\u00e4nsl\u00e4ngd) minst fyra g\u00e5nger tjockleken p\u00e5 din pl\u00e5t. Om den \u00e4r f\u00f6r kort glider den ut ur verktyget.<\/li>\n\n\n\n<li><strong>Regel #3: Respektera b\u00f6jningsradien.<\/strong> F\u00f6r \u00f6ppna f\u00e5llar, tvinga inte fram en alltf\u00f6r sn\u00e4v vridning. Den inre kurvan ska vara minst lika stor som materialets tjocklek. Detta minskar sp\u00e4nningen och hindrar metallen fr\u00e5n att kn\u00e4ckas under nedpressningen.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-does-a-press-brake-hem-sheet-metal\"><span class=\"ez-toc-section\" id=\"How_Does_a_Press_Brake_Hem_Sheet_Metal\"><\/span>Hur g\u00f6r en kantpress f\u00f6r att f\u00e4lla pl\u00e5t?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>N\u00e4r din design \u00e4r klar tar v\u00e5r verkstadsavdelning \u00f6ver. S\u00e5 h\u00e4r utf\u00f6r v\u00e5ra operat\u00f6rer dessa veck:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-the-press-brake-method\"><span class=\"ez-toc-section\" id=\"The_Press_Brake_Method\"><\/span>Metoden f\u00f6r kantpressning<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/Two-step-press-brake-method-for-sheet-metal-hemming-1024x576.jpg\" alt=\"\" class=\"wp-image-7907\" srcset=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/Two-step-press-brake-method-for-sheet-metal-hemming-1024x576.jpg 1024w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/Two-step-press-brake-method-for-sheet-metal-hemming-300x169.jpg 300w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/Two-step-press-brake-method-for-sheet-metal-hemming-768x432.jpg 768w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/Two-step-press-brake-method-for-sheet-metal-hemming-1536x864.jpg 1536w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/Two-step-press-brake-method-for-sheet-metal-hemming-18x10.jpg 18w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/05\/Two-step-press-brake-method-for-sheet-metal-hemming.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Detta \u00e4r v\u00e5r dagliga standard och \u00e4r mycket tillf\u00f6rlitlig f\u00f6r vardagliga jobb. Standardprocessen f\u00f6r f\u00e5llning i kantpress utf\u00f6rs i tv\u00e5 olika steg:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>B\u00f6j till en spetsig vinkel:<\/strong> F\u00f6rst anv\u00e4nder vi en V-dyna och en stans f\u00f6r att b\u00f6ja den r\u00e5a metallkanten i en spetsig vinkel (vanligtvis cirka 30 grader).<\/li>\n\n\n\n<li><strong>Tryck ihop vecket och st\u00e4ng det:<\/strong> D\u00e4refter byter vi till en plattningsstans (eller en specialiserad f\u00e5llningsstans) som kommer ner och krossar vikningen platt mot sig sj\u00e4lv.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-die-hemming\"><span class=\"ez-toc-section\" id=\"Die_Hemming\"><\/span>Die Hemming<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Beh\u00f6ver du tillverka 10.000 delar i en hast? Vi erbjuder detta f\u00f6r massproduktion. Den anv\u00e4nder ett anpassat verktyg f\u00f6r att vika hela kanten p\u00e5 en g\u00e5ng. Den anpassade matrisen kostar dig mer i f\u00f6rskott, men produktionshastigheten minskar avsev\u00e4rt kostnaden per del.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-roll-hemming\"><span class=\"ez-toc-section\" id=\"Roll_Hemming\"><\/span>Rullf\u00e5llning<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Om din metall har en b\u00f6jd kant fungerar det inte med en vanlig kantpress. H\u00e4r styr sm\u00e5 rullar l\u00e4ngs kanten och trycker \u00f6ver metallen lite i taget. Den \u00e4r perfekt f\u00f6r komplexa, kurviga bil- eller apparatdelar.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-fix-common-hemming-headaches\"><span class=\"ez-toc-section\" id=\"How_to_Fix_Common_Hemming_Headaches\"><\/span>S\u00e5 h\u00e4r \u00e5tg\u00e4rdar du vanliga huvudv\u00e4rksproblem vid hemtagning<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Metall har sin egen vilja. H\u00e4r \u00e4r de vanligaste huvudv\u00e4rken som vi fels\u00f6ker p\u00e5 verkstadsgolvet, och hur vi l\u00f6ser dem s\u00e5 att din order inte blir f\u00f6rsenad:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Knackar p\u00e5 ytterkanten:<\/strong> Det h\u00e4nder vanligen n\u00e4r man krossar en spr\u00f6d metallplatta. <strong>V\u00e5r l\u00f6sning:<\/strong> Vi pausar k\u00f6rningen och \u00e4ndrar din design till en droppformad eller \u00f6ppen f\u00e5ll f\u00f6r att lindra stressen.<\/li>\n\n\n\n<li><strong>Vridning och b\u00f6jning:<\/strong> Din platta sk\u00e4rm \u00e4r pl\u00f6tsligt v\u00e5gig. <strong>V\u00e5r l\u00f6sning:<\/strong> Operat\u00f6ren m\u00e5ste kalibrera om kantpressens bombering. Vi ser till att panelen har fullt st\u00f6d och att tonnaget \u00e4r perfekt j\u00e4mnt \u00f6ver hela b\u00e4ddens l\u00e4ngd.<\/li>\n\n\n\n<li><strong>F\u00e4llningen g\u00e5r inte att st\u00e4nga:<\/strong> Maskinen kan inte gripa tag i kanten ordentligt. <strong>V\u00e5r l\u00f6sning:<\/strong> Vi granskar din ritning. Vanligtvis \u00e4r fl\u00e4nsl\u00e4ngden f\u00f6r kort (mindre \u00e4n 4x materialtjockleken).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-hemming-impacts-your-manufacturing-costs\"><span class=\"ez-toc-section\" id=\"How_Hemming_Impacts_Your_Manufacturing_Costs\"><\/span>Hur hemming p\u00e5verkar dina tillverkningskostnader<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Varje g\u00e5ng vi <a href=\"\/sv\/sheet-metal-bending-services\/\" type=\"attachment\" id=\"5709\">b\u00f6ja metall<\/a>, Det inneb\u00e4r en extra operation p\u00e5 golvet, vilket \u00f6kar maskintiden och arbetsinsatsen. Men du kan kontrollera den h\u00e4r budgeten:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u00e5ll dig till grunderna.<\/strong> En standard \u00f6ppen eller st\u00e4ngd f\u00e5ll \u00e4r billig. N\u00e4stan alla grundl\u00e4ggande kantpressar kan snabbt ta fram dessa.<\/li>\n\n\n\n<li><strong>Undvik knepiga former om du kan.<\/strong> Teardrop och rullade f\u00e5llar \u00e4r utm\u00e4rkta. Men de kr\u00e4ver specialverktyg och l\u00e4ngre installationstider. Betala bara f\u00f6r dem om din metall eller design absolut kr\u00e4ver det.<\/li>\n\n\n\n<li><strong>Anpassa processen till volymen.<\/strong> K\u00f6p inte en dyr anpassad form f\u00f6r en liten serie delar. L\u00e5t verkstaden anv\u00e4nda en standardkantpress f\u00f6r att h\u00e5lla nere dina initiala kostnader.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-do-you-really-need-a-hem-cheaper-alternatives\"><span class=\"ez-toc-section\" id=\"Do_You_Really_Need_a_Hem_Cheaper_Alternatives\"><\/span>Beh\u00f6ver du verkligen en hem? (Billigare alternativ)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Ibland kan vi, som din tillverkningspartner, s\u00e4ga att en hel f\u00e5ll \u00e4r f\u00f6r mycket av det goda. Om din budget \u00e4r sn\u00e4v kan du \u00f6verv\u00e4ga de alternativ vi erbjuder:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Be om avgradning:<\/strong> Om du bara vill f\u00f6rhindra att folk sk\u00e4r sig kan du be oss att avgrada eller tumla detaljen. Vi slipar bort vassa kanter utan att b\u00f6ja metall. Det \u00e4r betydligt billigare.<\/li>\n\n\n\n<li><strong>G\u00f6r en 90-graders vikning:<\/strong> Beh\u00f6ver du styva upp en slapp panel? En standard 90-graders bockning ger en rej\u00e4l styvhet med bara en snabb tryckning p\u00e5 kantpressen, vilket sparar det sekund\u00e4ra utj\u00e4mningssteget.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Slutsats<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pl\u00e5tfalsning beh\u00f6ver inte vara komplicerat. Det handlar helt enkelt om att matcha r\u00e4tt veck med r\u00e4tt metall. Om du g\u00f6r det r\u00e4tt f\u00e5r du en del som \u00e4r s\u00e4ker, stark och ser mycket professionell ut.<\/p>\n\n\n\n<p>Nu har du koll p\u00e5 l\u00e4get ur en tillverkares perspektiv. Du vet n\u00e4r du ska sl\u00e5 en f\u00e5ll platt, n\u00e4r du ska l\u00e4mna en \u00f6ppen springa och n\u00e4r ett enkelt avgradningsjobb \u00e4r det b\u00e4sta alternativet.<\/p>\n\n\n\n<p>Det enda som \u00e5terst\u00e5r \u00e4r att f\u00f6rvandla din ritning till verklig metall. Bes\u00e4ttningen p\u00e5 <strong>ShincoFab<\/strong> \u00e4r h\u00e4r f\u00f6r att hantera bockningen. Vi tillverkar pl\u00e5t varje dag och vet exakt hur vi ska utf\u00f6ra din design utan skrot och huvudv\u00e4rk. V\u00e4lj r\u00e4tt f\u00e5ll, <a href=\"\/sv\/contact\/\">skicka oss dina STEP- eller DXF-filer<\/a>, och l\u00e5t oss b\u00f6rja arbeta.<\/p>","protected":false},"excerpt":{"rendered":"<p>Sheet metal hemming is a fabrication process that folds a raw, sharp edge of sheet metal back onto itself to create a safe, smooth, and rigid border. Think about your favorite pair of jeans. Look at the bottom of the leg. The fabric is folded up and stitched into place so it won&#8217;t fray. A [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":7903,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7901","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.4 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>The Complete Engineer&#039;s Guide to Sheet Metal Hemming<\/title>\n<meta name=\"description\" content=\"Master sheet metal hemming. 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