企鹅电竞

90度与非90度的折弯的钣金展开计算

2018-12-17 18:27:00
shu120056
原创
10962
摘要: 我们在钣金折弯中通常折弯的角度一般有直角、钝角、锐角和压死边下面大概讲解一下90度与非90度的折弯的钣金展开计算 90度折弯的钣金展开图的计算是要用一个系数来计算的,这个系数一般都用1.645,不同材质系数不同,具体需要折弯师傅具体根据实际计算出系数然后利用下面公式


        WOMENZAIBANJINZHEWANZHONGTONGCHANGZHEWANDEJIAODUYIBANYOUZHIJIAO、DUNJIAO、RUIJIAOHEYASIBIANXIAMIANDAGAIJIANGJIEYIXIA90DUYUFEI90DUDEZHEWANDEBANJINZHANKAIJISUAN

         90DUZHEWANDEBANJINZHANKAITUDEJISUANSHIYAOYONGYIGEXISHULAIJISUANDE,ZHEIGEXISHUYIBANDOUYONG1.645,BUTONGCAIZHIXISHUBUTONG,JUTIXUYAOZHEWANSHIFUJUTIGENJUSHIJIJISUANCHUXISHURANHOULIYONGXIAMIANGONGSHI


   YIBANJISUANFANGFASHIGONGJIANDEWAIXINGCHICUNXIANGJIA,ZAIJIANQU1.645*BANHOU*WANDEGESHU,

   YEYAOXIEZHIJIEXISHUWEI1NEIMEGONGJIANCHICUNJIUDENGYUGONGJIANDEWAIXINGCHICUNXIANGJIA,ZAIJIANBANHOU*ZHEWANGESHU


  BIRU:ZHEYIGE40*60DECAOGANGYONGBANHOU3DELENGBANZHE,NEIMEJISUANFANGFAJIUSHI40+40+60(WAIXINGCHICUNXIANGJIA)—1.645(XISHU)*3(BANHOU)*2(WANDEGESHU)=130.13(XIALIAOCHICUN)    


  YIBAN6HAOMIZHINEIDOUSHIZHEIYANGJISUANDELE


  YIBANTIEBAN0.5—4MMZHINEIDEDOUSHIA+B-1.6T。(A,BDAIBIAODESHIZHEWANDEZHANGDU,TJIUSHIBANHOU.


  LIRUYONG2.5mmDETIEBANZHE180mm*180mmDEZHIJIAO,NEIMENIXIADELIAOZHANGJIUSHI180mm+180mmZAIJIANQU


2.5mm*1.6YEJIUSHI4mmJIUHAOLE,XIALIAOCHICUNYEJIUSHI356mm


    FEI90DUZHEWANDEBANJINZHANKAITUDEJISUAN

JISUANYUANLIFENXI

WANQUJIANMAOPIDEZHANGDU,SHIGENJUZHONGXINGCENGZAIWANQUQIANHOU ZHANGDUBUBIANDEYUANZEQIUDEDE。BANLIAOWANQUSHI,QIEXIANGMAOPIDUAN MIANDEWAICENGBEILASHEN,LICENGBEIYASUO,DUANMIANSHANGYOULASHENXIANGYA SUOGUODUSHI,BIRANYOUYICENGJINSHUDEYINGLIHEYINGBIANWEILING,JI SUOWEIZHONGXINGCENG。YINCI,JISUANWANQUJIANMAOPIZHANGDUDEGUANJIANJIU ZAIYUQUEDINGZHONGXINGCENGDEWEIZHI,ZHONGXINGCENGDEWEIZHIZESHIGENJUBIAN XINGQIANHOUWANQUMAOPITIJIXIANGDENGDETIAOJIANQUEDINGDE。

<2>

DUNJIAOZHANKAIDEJISUANFANGFA


DANGR=0.5SHIDEZHANKAIJISUAN

A+B+K=ZHANKAI

K= ×0.4

a=SUOYOUZHEWANJIAODU


 <3>RUIJIAOZHANKAIDEJISUANFANGFA    900 ZHEWANZHANKAICHICUN=L1+L2-2T+ZHEWANXI SHU(K),

DANGNEIRJIAOWEI0.5SHIZHEWANXISHU(K)=0.4*T,L1HEL2WEINEIJIAODIANCHICUN      ZHANKAI=L1+L2+K                    

K=( 180—@)   /90  *0.4T

LIRU:

WOMENZAIGONGZUOZHONGFEI90XISHU

≤90DU YIBANTIEBAN0.5—4MMZHINEIDEDOUSHIA+B-1.6T (A,BDAIBIAODESHIZHEWANDEZHANGDU,TJIUSHIBANHOU)

≥90DU ≤135DU DEXISHUSHISHANGSHU90DUXISHUDEYIBAN (LIRUYONG2mmDETIEBANZHE180mm*180mmDEZHIJIAO,NEIMENIXIADELIAOZHANGJIUSHI180mm+180mmZAIJIANQU2mm*0.8YEJIUSHI1.5mmJIUHAOLE,YEJIUSHI358.5mm

135DUYISHANGZAIANBILIJIANQUJIUSHILE DAO165DUYISHANGJIUBUJIANXISHULE


ZHUANHUANGONGSHI (FEIGUIFANQUDONG)

ZHUANHUANGONGSHIYONGYUGAOZHIXITONGBIAOSHUJU (A) YUZHANKAIZHANGDU (L) XIANGGUANDEFANGSHI。RUGUOWEIDINGYIZHUANHUANGONGSHI,ZEXITONGJIADINGBIAOSHUJUDENGYUSUOXUDEZHANGDU (L = A)。LIRU,RUGUOBIAOSHUJUBIAOSHIZHEWANKOUCHUZHI,ZEGONGSHIKENENGRUXIASUOSHI:


L = 2*(T + R) - A


ZHUYI:L BUNENGWEIFUZHI。


ZHUANHUANGONGSHIBIANLIANG

ZAIZHUANHUANGONGSHIZHONGKEYISHIYONGXIALIEBIANLIANG:


L - KUDEZHANKAIZHIZHANGDU。


R - ZHEWANBANJING。


T - CAILIAOHOUDU。


ANGLE - ZHEWANJIAODU (DANWEIWEIDU)。


A - ZAIBIAOSHUJUBUFENBAOHANDEWANQUYULIANGZHI。


ZHUANHUANGONGSHIGUIZE

ZAIZHEWANBIAOZHONGSHURUZHUANHUANGONGSHISHI,QINGZUNXUNYIXIAGUIZE:


JINZAIZHANKAIZHANGDU L BUDENGYUBIAOZHI A SHI,CAISHIYONGZHUANHUANGONGSHI。


ZHUANHUANBIXUZAIDIYILIEZHONGYIMIAOSHUFU CONVERSION KAISHI。


RUGUOGONGSHIHENJIANDAN,ZEKEJIANGQIXIERUYUMIAOSHUFUTONGYIXINGDEDIERLIE,RUXIASUOSHI:


CONVERSION L = 2*(T +R) - A


RUGUOGONGSHIBIJIAOFUZAHE/HUOBAOHANMOUXIELUOJIYUJU,ZE CONVERSION MIAOSHUFUBIXUWEIYUZIJIXINGDESHIJIGONGSHIZHIQIAN,BINGQIEGONGSHIBIXUZAIQIZIJIXINGDEDIYILIE,YIMIAOSHUFU END CONVERSION JIESHU。

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