【正文】 M uWFA5uxY7JnD6YWRr Wwc^。 gTXRm 6X4NGpP$vSTTamp。 MuWFA5ux^Gj qv^$UE9wEwZQcUE%amp。 gTXRm 6X4NGpP$vSTTamp。 MuWFA5uxY7JnD6YWRr Wwc^vR9CpbK! zn%Mz849Gx^Gj qv^$UE9wEwZQcUE%amp。 gTXRm 6X4NGpP$vSTTamp。 849Gx^Gj qv^$UE9wEwZQcUE%amp。 gTXRm 6X4NGpP$vSTTamp。MuWFA5uxY7JnD6YWRr Wwc^vR9CpbK!zn%Mz849Gx^Gj qv^$UE9wEwZQcUE%amp。 gTXRm 6X4NGpP$vSTTamp。MuWFA5ux^Gjqv^$UE9wEwZQcUE% amp。gTXRm 6X4NGpP$vSTTamp。MuWFA5uxY7JnD6YWRr Wwc^vR9CpbK!zn%Mz 849Gx^Gj qv^$UE9wEwZQcUE% amp。 gTXRm 6X4NGpP$vSTTamp。849Gx^Gj qv^$UE9wEwZQcUE%amp。 QA9wkxFyeQ^! djsXuyUP2kNXpRWXm Aamp。s Lechnical level, on Lhe Lonl Life also ?really? affee Led. ⑶ dies in the custody and mairUenance of good and bad, and Lhe use of lubricant condition also afrccLs mold life, 6」 Cnncluslori In AC LLial prndu{:Lif}r], d i hs for rar? of non?nnranal and tenarn Bul wheni th? d i? plale was fnund in i rrpgular we?ar, we a] ?iiudy for lhe problems summarized. Because of a ld die, frnm Lhe design? manufacLure, assenib丄 y， mispinning and insLalialion and use, all spenL many hnurs, while lhe ex die』 die material used, mostly highqitality alloy steel. Therefore, Lhe die cost is relatively high. Therefore, in the production of understanding the faciors Lhal affecL Lhe die life and take the appropriale measures Lo guide Lhe product!? of practical significance. 內部資料 請勿外傳 9JWKf wvGt YM*Jgamp。VfJ) ?nd phy$] ca] vapor dRpr?：丨 tin?i (PVD) ?riidutil 1 y Eidnfjl?d. By CVD and PVD Irealment, mold surface covered wl Lh super—hard material? such as TiC， TiNp elc.. High hardness, wear res istance, corrosion resistance, adhesinn is very good, can improve Lhe die life several Limes to several Limes. 4. Manufacturing precision of Lhe die parts nf die life Precision dit manufacluring and life in iL irt particular, mold surface roughness on the mold a grcaL ImpacL. IF using Ci39。(_nrL 丨 fn and hhtI y f laciLire during use, while the me Lai lurgical and rriiiier EsiIk qudlityt fing qua丄 ity， mnld sLuucLure and process related, bui relaLed mnre lo die nf heal LreaLmeni Acccrdin? Ln KtalisLical anaiysis nf failure causes of mnld, heal LreaLment failure due to improper accounting for more Lhan ?0%. Practice shows thai Lhe mold maLerial must be acpanied by high heaL process properly, can really play a material39。 riui?nf39。39。 resistance, res is Lance to fatigue strength needed to achieve a pai Licular stamping process the best maLch. 3. The =。s easy hlunL Lhe die edge phennmenon. Thus, mold hardness must be based on maLei ial properLies and failure mode?。? 239。, 「 .r過 ctuje f]ct:urs： iyr. 舊〔 lifi hat?thoul[J rinl bf3 Inn high, an lhe dif? mariLirfic:Luting using Ci! ； ?MoV fitS 621 IRC ha?39。 w Ci] I?M。?s ply wi ih ] FjUmdiirdK, Die becau??t? of cefttiin ih nf material suitable for formin?j bending, flanging, drawlng die nf the male and female die sLructure gap 丄 directly determined by ihe Lhickne、 RS of the malerial. Therefore, uneven thickness, will resulL in waste generation and mold damage. 2. Die Die Life of Die Die Life of a mold uiaLerial properties, chemical posiLion, Ktructure, hardnDst。cr。h3pi}ing or ej?pani?inn 丄 phennmsnnn. Therefore?, ihp. gtip is Von small lo Die Life very bad. Gap is tno large will increase the punch and the die face the edge of the ncenlralion of sLress， resuiLing in a sharp in stress, sn blade edge quickly lose angular yield defnrracition. Therefore, addiA丄 on of blankiiiR force, thereby enabling faster edge edge wear, reduce die life. BuL in order Lo reduce Lhe male and female die weai、 extending mold life， while ensuring quali Ly of stamping picccs under the premise that larger spacc designed properly i L is , (4) Dicoi iLod sLrucLurc of the life of a reliable f?uidc for lhe working parts }H(]uc:p wear, pt even L tntil r yfid fKma] e die blte? wcjund i s very ef In ijartl culav? nrn8niiil 1 Q ?ti\} Q ?ap or [) if?, crjciipound tJ iincl mu] j Linn progressi vb cli b evf?ri more imporlanl, Tn improve the die life, must be based on yrocesses and lhe demand nT i:reciEiorLt lhe rrecL chnicenrienLed form and nrienLaLinn accuracy? lhe choice shnuid be higher than lhe accuracyorienLed convex, concave mold with precision. (S) the impacL of cold slaniping niaLerials, cold stamping materials selecLed should mccL lhe design requircmenLs of mrkpiGccs and .?taiiipirif? proccss requircmLs, or Gasy LO mold damage and reduce mold life. Poor surface quality oT cold lamping, punching, crackin?? when Lhe woikpiece is also easy to scratch mold. Bad cold ij]asLit； iiils, defnmEiLIcin ij? Ktiifill, BA$y U) 江 ht?門 the viorkpiKct? j39。LallaLim， adjusltnenL? and i. Die Design on Life (1) Laynut. design nf iaynuL methnds and Lake Lhe bnundary value a great impact on the die liTe? small Ln Lake Lhe boundary value, ofLen causing rapid wear and convej( mold, die bi Le wounds on lhe. SLarLin? from maLerial savings, Lake Lhe boundary value smaller Lhe beLLer, but Lake Lhe edge is less Lhaii sojue value, Lhe cut surface of the mold and Lhe quality of life adversely. There will be left behind In Lhe blankinf? die Qgap were Ln produce spare par La glitch, or even damage Lhe die edge， rcducc die life. Therefore, consider increasing： Lho aLilizalion ： )f 1_hf5 liniRj fjarl Iniisl. tjual i ty and 1 j (39。ln A i tii?itiLifjic?tLiring ； ind on] cJ .?Larnf?i ng matHr t al h e?cI. i . Tn i177。lB maLt?r ial ： ?, qua! i ly and surfacf? hac39。omirig, prBKsure and pUK ripw j?upprplaSLic； r?H39。177。U。i cjn?ie cfjnns39。l i Ly is ever increasing, LhuK Lhe ld stamping technology puL fnrward higher requirements. In nider In adapt Lo ihe cold slumping Lechnology industry needs, cold slamping Lechnoicigy l Lself also in innovation and development, cold s lamping Lechnolo?y idea is to improve and expand