{"id":13148,"date":"2019-04-15T08:37:02","date_gmt":"2019-04-15T08:37:02","guid":{"rendered":"https:\/\/aludiecasting.com\/?p=13148"},"modified":"2019-09-20T12:34:04","modified_gmt":"2019-09-20T12:34:04","slug":"turnarea-matritelor-metalice","status":"publish","type":"post","link":"https:\/\/aludiecasting.com\/ro\/turnarea-matritelor-metalice\/","title":{"rendered":"Turnarea matri\u021belor metalice"},"content":{"rendered":"<p> The <strong>turnarea matri\u021belor metalice<\/strong> numit \u0219i <strong><a href=\"https:\/\/aludiecasting.com\/ro\/\">turnare \u00een matri\u021b\u0103 permanent\u0103<\/a><\/strong>, este metalul lichid turnat \u00een matri\u021ba metalic\u0103, pentru turnare o metod\u0103 de turnare. Turnarea este utilizarea metalului, poate fi utilizat\u0103 \u00een mod repetat de mai multe ori (de la sute de ori la mii de ori).<\/p>\n\n\n\n<p>Metal la turnare \u0219i <strong>turnare cu nisip<\/strong> compara\u021bie: din punct de vedere tehnic \u0219i economic au multe avantaje.<\/p>\n\n\n\n<p>(1) produc\u021bia de <strong>turnarea matri\u021belor metalice<\/strong>, propriet\u0103\u021bile sale mecanice dec\u00e2t turnarea cu nisip mare. Acela\u0219i aliaj, rezisten\u021ba la trac\u021biune poate fi \u00eembun\u0103t\u0103\u021bit\u0103 \u00een medie cu aproximativ 25%, rezisten\u021ba la curgere cu o medie de aproximativ 20%, rezisten\u021ba la coroziune \u0219i duritatea sa au crescut, de asemenea, semnificativ;<\/p>\n\n\n\n<p>(2) precizia de turnare \u0219i rugozitatea suprafe\u021bei dec\u00e2t turnarea cu matri\u021b\u0103 de nisip ridicat\u0103, iar calitatea \u0219i stabilitatea dimensiunii;<\/p>\n\n\n\n<p>(3) randamentul procesului de turnare ridicat, consumul de metal lichid reduce, general poate economisi 15 ~ 30%;<\/p>\n\n\n\n<p>(4) nu \u0219lefui\u021bi sau mai pu\u021bin cu nisip, generalul poate salva materialul de turnare 80 ~ 100%;<\/p>\n\n\n\n<p>\u00cen plus, produc\u021bia de turnare a mucegaiului metalic de \u00eenalt\u0103 eficien\u021b\u0103; Face motive de defect de turnare reduse; Procesul este simplu, u\u0219or de realizat mecanizarea \u0219i automatizarea. The <strong>turnarea matri\u021belor metalice<\/strong> de\u0219i au multe avantaje, dar exist\u0103 \u0219i neajunsuri. Cum ar fi:<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 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\">Tabla de con\u021binut<\/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 Tabelul de con\u021binut\"><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: #7c7c7c;color:#7c7c7c\" 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: #7c7c7c;color:#7c7c7c\" 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' ><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/aludiecasting.com\/ro\/turnarea-matritelor-metalice\/#1_metal_mold_manufacturing_cost_high\" >(1) costul de fabrica\u021bie a matri\u021bei metalice este ridicat,<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/aludiecasting.com\/ro\/turnarea-matritelor-metalice\/#The_metal_mold_casting_forming_process_characteristics\" >Caracteristicile procesului de formare a formei de turnare a metalelor<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/aludiecasting.com\/ro\/turnarea-matritelor-metalice\/#The_metal_mold_casting_process\" >Procesul de turnare a matri\u021belor metalice<\/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:\/\/aludiecasting.com\/ro\/turnarea-matritelor-metalice\/#1_metal_to_preheating\" >1 metal la pre\u00eenc\u0103lzire<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/aludiecasting.com\/ro\/turnarea-matritelor-metalice\/#Metal_type_preheating_method_is\" >Metoda de pre\u00eenc\u0103lzire de tip metalic este:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/aludiecasting.com\/ro\/turnarea-matritelor-metalice\/#2_the_metal_mold_casting\" >2 turnarea matri\u021belor metalice<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/aludiecasting.com\/ro\/turnarea-matritelor-metalice\/#3_casting_out_type_and_core-pulling_time\" >3 tipul de turnare \u0219i timpul de extragere a miezului<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/aludiecasting.com\/ro\/turnarea-matritelor-metalice\/#4_metal_mold_working_temperature_regulation\" >4 reglarea temperaturii de lucru a matri\u021bei metalice<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_metal_mold_manufacturing_cost_high\"><\/span>(1) costul de fabrica\u021bie a matri\u021bei metalice este ridicat,<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>(2) tip metalic etan\u0219, \u0219i nu compromite sexul, cauza u\u0219or de turnare sp\u0103lare insuficien\u021b\u0103, cracare sau\u00a0<strong>turnarea fierului<\/strong>\u00a0defecte cum ar fi ziua,<\/p>\n\n\n\n<p>(3) turnarea mucegaiului metalic, temperatura de lucru a mucegaiului, aliajul temperaturii de turnare \u0219i viteza de turnare, turnarea \u00een timpul de \u0219edere turnat \u00een, \u0219i acoperirea, etc, la influen\u021ba asupra calit\u0103\u021bii pieselor turnate sunt sensibile, trebuie s\u0103 fie strict controlate.<\/p>\n\n\n\n<p>Turnarea matri\u021bei metalice acum produc\u021bia de turnare, \u00een greutate \u0219i form\u0103 pentru a avea anumite restric\u021bii, cum ar fi metalul negru poate fi doar forma de turnare simpl\u0103; Greutatea de turnare nu prea mare, Grosimea peretelui are, de asemenea, limitare, grosimea peretelui de turnare mai mic\u0103 nu poate fi turnat\u0103. Prin urmare, \u00een scopul de a decide turnarea de metal mucegai, trebuie s\u0103 fie o considerare cuprinz\u0103toare a urm\u0103torilor factori: forma de turnare \u0219i dimensiunea de greutate trebuie s\u0103 fie adecvate; Vrei s\u0103 ai suficient lot; Finalizarea licen\u021bei de perioad\u0103 de sarcini de produc\u021bie.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_metal_mold_casting_forming_process_characteristics\"><\/span>Caracteristicile procesului de formare a formei de turnare a metalelor<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Tipul de metal \u0219i matri\u021ba de nisip, performan\u021ba au diferen\u021be semnificative, cum ar fi nisipul are permeabilitate, iar tipul de metal nu este; Conductivitatea termic\u0103 a nisipului este slab\u0103, conductivitatea termic\u0103 a tipului de metal este foarte bun\u0103, nisipul are compromisuri sexuale, iar tipul de metal nu, etc. Aceste caracteristici ale tipului de metal au determinat ca procesul de formare prin turnare s\u0103 aib\u0103 propria sa regul\u0103.<\/p>\n\n\n\n<p>Cavitatea \u00een schimbarea st\u0103rii gazului asupra influen\u021bei turn\u0103rii de turnare: metalul \u00een umplere, cavitatea din interiorul gazului trebuie s\u0103 fie evacuat\u0103 rapid, dar metalul \u0219i nu au permeabilitate la aer, at\u00e2ta timp c\u00e2t procesul este pu\u021bin neglijent, poate da calitatea turn\u0103rii aduce o influen\u021b\u0103 negativ\u0103.<\/p>\n\n\n\n<p>\u00cen procesul de turnare solidificare caracteristici de transfer de c\u0103ldur\u0103: metal lichid o dat\u0103 \u00een cavitate, cantitatea de c\u0103ldur\u0103 la peretele metalic matri\u021b\u0103. Metalul lichid prin pierderea de c\u0103ldur\u0103 a peretelui tip, solidificarea \u0219i produce contrac\u021bie, iar peretele tip \u00een c\u0103ldur\u0103, temperatura ridicat\u0103 \u00een acela\u0219i timp produce infla\u021bie, rezult\u0103 \u00een turnare \u0219i peretele tip format \u00eentre \"decalaj\". \u00cen sistemul \"turnare un clearance un tip de metal\" nu ajunge la aceea\u0219i temperatur\u0103 \u00eenainte, poate pune turnarea ca \u00een \"decalaj\" \u00een r\u0103cire, iar peretele matri\u021bei metalice este prin \"decalaj\" este \u00eenc\u0103lzire.<\/p>\n\n\n\n<p>Tipul de metal \u00eempiedic\u0103 contrac\u021bia influen\u021bei turn\u0103rii, tipul de metal sau miezul metalic, \u00een solidificarea turn\u0103rii Cuo armura nu a compromis sexul, contrac\u021bia turn\u0103rii blocului, aceasta este o alt\u0103 caracteristic\u0103 a sa.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_metal_mold_casting_process\"><\/span>Procesul de turnare a matri\u021belor metalice<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_metal_to_preheating\"><\/span>1 metal la pre\u00eenc\u0103lzire<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Nu pre\u00eenc\u0103lzirea tipului de metal nu poate efectua turnarea. Acest lucru se datoreaz\u0103 faptului c\u0103 conductivitatea termic\u0103 a metalului\/ deciziile de r\u0103cire a metalului lichid, lichiditatea sever\u0103 mai mic\u0103, u\u0219or de f\u0103cut ca turnarea s\u0103 apar\u0103 \u00eenchis\u0103 la rece, includerea eronat\u0103, defectul stoma. Nu pre\u00eenc\u0103lzirea matri\u021bei metalice \u00een turnare, turnare, va fi lovitur\u0103 de c\u0103ldur\u0103 puternic\u0103, \u00eenmul\u021birea stresului, face deteriorarea sa extrem de u\u0219or. Prin urmare, mucegai de metal \u00een \u00eenainte de a \u00eencepe lucrul, ar trebui mai \u00eent\u00e2i pre\u00eenc\u0103lzire, temperatura de pre\u00eenc\u0103lzire adecvat\u0103 (\u0219i anume temperatura de lucru), \u00eempreun\u0103 cu speciile de aliaj, structura de turnare \u0219i dimensiunea \u0219i decide, de obicei prin testare pentru a determina. De obicei, temperatura de pre\u00eenc\u0103lzire a tipului de metal nu este mai mic\u0103 de 1500 c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Metal_type_preheating_method_is\"><\/span>Metoda de pre\u00eenc\u0103lzire de tip metalic este:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>(1) cu tor\u021b\u0103 sau flac\u0103r\u0103 de gaz pre\u00eenc\u0103lzire; (2) folosind \u00eenc\u0103lzitorul cu rezisten\u021b\u0103; (3) \u00eenc\u0103lzirea cuptorului, avantajul s\u0103u este uniformitatea temperaturii, dar se aplic\u0103 numai la tipul de metal mic; (4) la matri\u021ba metalic\u0103 \u00een cuptorul de coacere, \u0219i apoi turnarea metalului lichid la tipul de metal fierbinte fierbinte. Aceast\u0103 metod\u0103, se aplic\u0103 numai pentru turnare mic\u0103, deoarece va risipi unele metal lichid, de asemenea, poate reduce durata de via\u021b\u0103 a matri\u021bei.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_the_metal_mold_casting\"><\/span>2 turnarea matri\u021belor metalice<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Temperatura de turnare de tip metalic, \u00een general, dec\u00e2t turnarea cu nisip. Dar, \u00een func\u021bie de tipul de aliaj, cum ar fi compozi\u021bia chimic\u0103, dimensiunea \u0219i grosimea de turnare, \u0219i prin testul pentru a determina. Datele din tabelul de mai jos pentru referin\u021b\u0103.<\/p>\n\n\n\n<p>Toate tipurile de aliaj temperatura de turnare<\/p>\n\n\n\n<p>Temperatura de turnare a tipului de aliaj \u2103 temperatura de turnare a tipului de aliaj \u2103<\/p>\n\n\n\n<p>Aliaj de aluminiu \u0219i staniu 350 ~ 450 alam\u0103 900 ~ 950<\/p>\n\n\n\n<p>Aliaj de zinc 450 ~ 480 bronz 1100 ~ 1150<\/p>\n\n\n\n<p>Aliaj de aluminiu 680 ~ 740 bronz de aluminiu 1150 ~ 1300<\/p>\n\n\n\n<p>Aliaj de magneziu 715 ~ 740 font\u0103 1300 ~ 1370<\/p>\n\n\n\n<p>Ca urmare a tipului de metal de r\u0103cire \u0219i etan\u0219eitate, viteza de turnare trebuie s\u0103 fie mai \u00eent\u00e2i lent\u0103, apoi rapid\u0103 \u0219i din nou lent\u0103. \u00cen procesul de turnare ar trebui s\u0103 se \u00eencerce s\u0103 se asigure o curgere lin\u0103.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_casting_out_type_and_core-pulling_time\"><\/span>3 tipul de turnare \u0219i timpul de extragere a miezului<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>\u00cen cazul \u00een care miezul metalic \u00een timpul de \u0219edere de turnare \u00een lung, deoarece contrac\u021bia de turnare produce for\u021b\u0103 de men\u021binere a tipului de miez este, cu at\u00e2t mai mare este, prin urmare, nevoie de for\u021b\u0103 de tragere a miezului, de asemenea, mai mult. Miezul metalic \u00een oglind\u0103 \u00een cel mai adecvat timp de \u0219edere, este atunci c\u00e2nd r\u0103cirea de turnare la intervalul de temperatur\u0103 de deformare plastic\u0103, \u0219i are suficient\u0103 rezisten\u021b\u0103, tragerea miezului este cel mai bun timp. <strong>Turnare \u00een metal<\/strong> tip pentru prea mult timp, temperatura peretelui de tip, cu tot mai mult timp de r\u0103cire, de asemenea, poate reduce productivitatea matri\u021bei metalice.<\/p>\n\n\n\n<p>Cel mai potrivit miez de desen \u0219i timp de turnare de tip, \u00een general, cu metoda de testare pentru a determina.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_metal_mold_working_temperature_regulation\"><\/span>4 reglarea temperaturii de lucru a matri\u021bei metalice<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Pentru a asigura <strong>turnarea matri\u021belor metalice<\/strong> calitatea este stabil\u0103, produc\u021bia de normal, \u00een primul r\u00e2nd pentru a face mucegai de metal \u00een procesul de produc\u021bie de schimb\u0103ri constante de temperatur\u0103. Deci, fiecare turnare a, trebuie s\u0103 tip de metal deschis, parc o perioad\u0103 de timp, s\u0103 fie rece la o anumit\u0103 temperatur\u0103 \u0219i ap\u0103. Dac\u0103 se bazeaz\u0103 pe r\u0103cirea natural\u0103, timpul necesar este lung, va reduce productivitatea, astfel \u00eenc\u00e2t metoda de r\u0103cire for\u021bat\u0103 utilizat\u0103 \u00een mod obi\u0219nuit. Modul de r\u0103cire are de obicei urm\u0103toarele tipuri:<\/p>\n\n\n\n<p>(1) r\u0103cit cu aer: \u0219i anume \u00een r\u0103cirea periferic\u0103 a matri\u021bei metalice, consolidarea radiatorului de convec\u021bie. Modul de r\u0103cire cu aer de tip metalic, de\u0219i structura simpl\u0103, fabricarea u\u0219oar\u0103, costul redus, dar efectul de r\u0103cire nu este foarte ideal.<\/p>\n\n\n\n<p>(2) apa indirect\u0103: \u00een tipul de metal din spate sau un local, turnat \u00een mantaua de ap\u0103, efectul de r\u0103cire dec\u00e2t r\u0103cit cu aer bun, potrivit pentru piese de cupru turnate sau piese din font\u0103 maleabil\u0103. Dar pentru turnarea pieselor cu pere\u021bi sub\u021biri sau turnarea fontei ductile, r\u0103cirea feroce, va cre\u0219te defectele pieselor turnate.<\/p>\n\n\n\n<p>(3) ap\u0103 direct\u0103: \u00een tipul de metal \u00eenapoi sau locale direct face mantaua de ap\u0103, \u00een set de ap\u0103 \u00een interiorul apei pentru r\u0103cire, este utilizat \u00een principal \u00een piese de o\u021bel turnate sau alte piese turnate din aliaj, cerin\u021bele de turnare piese de r\u0103cire puternice. Din cauza costului s\u0103u ridicat, potrivit numai pentru produc\u021bia de mas\u0103.\n\n<\/p>","protected":false},"excerpt":{"rendered":"<p>The metal mold casting also called permanent mould casting, it is the liquid metal poured into the metal mold, for casting a casting method. Cast is to use metal, can use repeatedly many (hundreds of times to thousands of times). Metal to casting and sand mold casting comparison: in technical and economic have many advantages. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[109,68,89,58,69,110],"tags":[],"class_list":["post-13148","post","type-post","status-publish","format-standard","hentry","category-metal-mold-casting","category-casting-forging","category-die-casting-parts","category-gravity-casting","category-iron-die-casting","category-sand-mold-casting"],"_links":{"self":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/posts\/13148","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/comments?post=13148"}],"version-history":[{"count":0,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/posts\/13148\/revisions"}],"wp:attachment":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/media?parent=13148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/categories?post=13148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/tags?post=13148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}