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关于电子拉力试验机的结构及工作原理

发布时间:2020-12-22 10:52:32 来源:山东欧贝特试验设备有限天博体育网 浏览:

电子拉力试验机也称电子拉力机,适用于塑料薄膜、复合材料、胶粘剂、胶粘带、不干胶、医用贴剂、保护膜、离型纸、背板材料、橡胶纸张纤维等天博体育网的拉伸、剥离、变形、撕裂、热封、粘合、穿刺力、开启力、低速解卷力等性能测试。今天小编就来给大家说一下电子拉力的结构及工作原理,一起来了解下吧。


关于电子拉力试验机的结构及工作原理

YI、LALISHIYANJIDECELIANGXITONG

1.LIZHIDECELIANG

TONGGUOCELICHUANGANQI、FANGDAQIHESHUJUCHULIXITONGLAISHIXIANCELIANG,CHANGYONGDECELICHUANGANQISHIYINGBIANPIANSHICHUANGANQI。

所谓应变片式传感器,就是由【应变片】、弹性元件和某些附件(补偿元件、防护罩、接线插座、加载件组成),能将某种机械量变成电量输出的器件。应变片式的拉、压力传感器国内外种类繁多,主要有筒状力传感器、轮辐式力传感器、S双连孔型传感器、十字梁式传感器等类型。

CONGCAILIAOLIXUESHANGDEZHI,ZAIXIAOBIANXINGTIAOJIANXIA,YIGEDANXINGYUANJIANMOUYIDIANDEYINGBIANεYUDANXINGYUANJIANSUOSHOUDELICHENGZHENGBI,YEYUDANXINGDEBIANXINGCHENGZHENGBI。YISXINGCHUANGANQIWEILI,DANGCHUANGANQISHOUDAOLA LIPDEZUOYONGSHI,YOUYUDANXINGYUANJIANBIAOMIANZHANTIEYOUYINGBIANPIAN,YINWEIDANXINGYUANJIANDEYINGBIANYUWAILIPDEDAXIAOCHENGZHENGBILI,GUCIJIANGYINGBIANPIANJIERUCELIANGDIANLUZHONG,JIKETONGGUOCECHUQISHUCHUDIANYA,CONGERCE CHULIDEDAXIAO。

DUIYUCHUANGANQI,YIBANCAIYONGCHADONGQUANQIAOCELIANG,JIJIANGSUOZHANTIEDEYINGBIANPIANZUCHENGQIAOLU,

R1、R2、R3、R4,SHIJIWEIZUZHIXIANGDENGDE4PIAN(HUO8PIAN)YINGBIANPIAN,JIR1=R2=R3=R4,DANGCHUANGANQISHOUDAOWAILI(LALIHUOYALI)ZUOYONGSHI,CHUANGANQIDANXINGYUANJIAN CHANSHENGYINGBIANERSHIGEDIANZUZHIFASHENGBIANHUA,QIBIANHUAZHIFENBIEWEI△R1△、R2、△R3、△R4,JIEGUOYUANLAIPINGHENGDEDIANQIAO,XIANZAIBUPINGHENGLE,QIAOLUJIUYOUDIANYASHUCHU,SHE△E

ZE△E=[R1R2/(R1 R2)2]△R1/R1-△R2/R2 △R3/R3-△R4/R4)U

SHIZHONGUWEIWAIDIANYUANGONGJIQIAOLUDEDIANYA

JINYIBUJIANHUAYOU

△E=[R2/4R2](△R1/R-△R2/R △R3/R-△R4/R)U

JIANG△Ri/Ri=KεiDAISHANGSHANGSHI

ZEYOU△E=[UK/4](ε1-ε2 ε3-ε4)

2.XINGBIANDECELIANG

TONGGUOXINGBIANCELIANGZHUANGZHILAICELIANG,TASHIYONGLAICELIANGSHIYANGZAISHIYANGUOCHENGZHONGCHANSHENGDEXINGBIAN。

GAIZHUANGZHISHANGYOULIANGGEJIATOU,JINGGUOYIXILIECHUANDONGJIGOUYUZHUANGZAICELIANGZHUANGZHIDINGBUDE【GUANGDIANBIANMAQI】LIANZAIYIQI,DANGLIANGJIATOUJIANDEJULIFASHENGBIANHUASHI,DAIDONGGUANGDIANBIANMAQIDEZHOUXUANZHUAN,GUANGDIANBIANMAQIJIUHUIYOUMAICHONGXINHAOSHUCHU。ZAIYOUCHULIQIDUICIXINHAOJINXINGCHULI,JIUKEYIDECHUSHIYANGDEBIANXINGLIANG。

3.HENGLIANGWEIYIDECELIANG

QIYUANLITONGBIANXINGCELIANGDAZHIXIANGTONG,DOUSHITONGGUOCELIANGGUANGDIANBIANMAQIDESHUCHUMAICHONGSHULAIHUODEHENGLIANGDEWEIYILIANG。

ER.LALISHIYANJIDEGONGZUOYUANLI

ZHUYAOSHIYONGYUSHIYANJIDEHENGLIANGYIDONG,QIGONGZUOYUANLISHIYOUSIFUXITONGKONGZHIDIANJI,DIANJIJINGGUOJIANSUXIANGDENGYIXILIECHUANDONGJIGOUDAIDONGSIGANZHUANDONG,CONGERDADAOKONGZHIHENGLIANGYIDONGDEMUDE。TONGGUOGAIBIANDIANJIDEZHUANSU,KEYIGAIBIANHENGLIANGDEYIDONGSUDU。

GUMINGSIYI,JIUSHIKONGZHISHIYANJIYUNZUODEXITONG,RENMENTONGGUOCAOZUOTAIKEYIKONGZHISHIYANJIDEYUNZUO,TONGGUOXIANSHIPINGKEYIHUOZHISHIYANJIDEZHUANGTAIJIGEXIANGSHIYANCANSHU,RUOGAIJIDAIYOUDIANNAODEHUA,YE KEYIYOUDIANNAOSHIXIANGEXIANGGONGNENGBINGJINXINGSHUJUCHULIFENXI、SHIYANJIEGUODAYIN。SHIYANJITONGDIANNAOZHIJIANDETONGXINYIBANDOUSHISHIYONGRS232CHUANXINGTONGXINFANGSHI,TATONGGUOJISUANJIBEIHOUDECHUANKOU(COM KOU)JINXINGTONGXIN,CIJISHUBIJIAOCHENGSHU、KEKAO,SHIYONGFANGBIAN。

YONGLAICAIJIHECHULIFENXISHUJU。JINRUSHIYANJIEMIANHOU,DIANNAOHUIBUDUANCAIJIGEYANGSHIYANSHUJU,SHISHIHUACHUSHIYANQUXIAN(CHANGYONGLI--WEIYIDEQUXIAN),ZIDONGQIUCHUGESHIYANCANSHUJISHUCHUBAOBIAO.

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