電子拉力試驗機出現故障怎麼處理你知道嗎
添加時間2023-10-24
電子拉力試驗機出現故障怎麼處理你知道嗎
電子拉力試驗機也是電子試驗機,或者是“萬能拉力機”,是(shi)提(ti)供(gong)兩(liang)組(zu)容(rong)量(liang)的(de)測(ce)試(shi)空(kong)間(jian),操(cao)作(zuo)員(yuan)使(shi)用(yong)的(de)範(fan)圍(wei)更(geng)大(da),特(te)別(bie)是(shi)原(yuan)料(liao)和(he)成(cheng)品(pin)測(ce)試(shi)力(li)大(da)時(shi)最(zui)合(he)適(shi)。電(dian)子(zi)拉(la)力(li)試(shi)驗(yan)機(ji)采(cai)用(yong)著(zhe)陸(lu)型(xing),主(zhu)要(yao)用(yong)於(yu)鋼(gang)絲(si),小(xiao)型(xing)螺(luo)紋(wen)類(lei)織(zhi)物(wu)等(deng)行(xing)業(ye)。最大試驗力為50kn,有長行駛距離和2個試驗空間,可安裝2gebutongrongliangdeganyingqi,yongyushiyanlichayihendadeqingkuang。dianzilalishiyanjiconglalijidexingnengshangjinxingfenlei。rujixielalijihedianzilalijideng。dianzilalishiyanjiyingyongguangfan,gongnengyeyuelaiyuewanshan。
電子拉力試驗機適用於塑料薄膜、複合材料、軟質包裝材料、塑料軟管、膠粘劑、膠粘帶、不幹膠、醫用貼劑、保護膜、離型紙、組合蓋、金屬箔、隔膜、背板材料、無紡布、橡膠、紙張纖維等產品的拉伸、剝離、變形、撕裂、熱封、粘合、穿刺力、開啟力、低速解卷力、撥開力等性能測試。
電子拉力試驗機廣泛應用於建築建材、航空航天、機械製造、電線電纜、橡膠塑料、紡織、家電等行業的材料檢驗分析,是科研院校、大專院校、工礦企業、技術監督、商(shang)檢(jian)仲(zhong)裁(cai)等(deng)部(bu)門(men)的(de)理(li)想(xiang)測(ce)試(shi)設(she)備(bei)。電(dian)子(zi)拉(la)力(li)試(shi)驗(yan)機(ji)的(de)用(yong)途(tu)如(ru)此(ci)的(de)廣(guang)泛(fan),使(shi)用(yong)中(zhong)遇(yu)到(dao)一(yi)些(xie)故(gu)障(zhang)也(ye)是(shi)在(zai)所(suo)難(nan)免(mian)的(de),接(jie)下(xia)來(lai)帶(dai)領(ling)大(da)家(jia)一(yi)起(qi)看(kan)看(kan)電(dian)子(zi)拉(la)力(li)試(shi)驗(yan)機(ji)的(de)故(gu)障(zhang)處(chu)理(li)小(xiao)技(ji)巧(qiao)。
故障一:擺錘回落太快或太慢
若ruo電dian子zi拉la力li試shi驗yan機ji擺bai錘chui回hui落luo太tai快kuai,原yuan因yin之zhi一yi是shi可ke調tiao緩huan衝chong閥fa中zhong的de鋼gang球qiu與yu球qiu座zuo不bu密mi合he或huo是shi油you孔kong與yu孔kong不bu同tong心xin,這zhe是shi由you於yu髒zang汙wu及ji有you毛mao刺ci所suo引yin起qi的de。此ci時shi應ying清qing洗xi、研磨球坐或油針。原因之二是不可調緩衝閥錐麵上槽口太深或者閥體與閥座不密合。這種情況下應清洗、研yan磨mo錐zhui麵mian,適shi量liang磨mo淺qian槽cao口kou。原yuan因yin之zhi三san是shi可ke調tiao緩huan衝chong閥fa旋xuan鈕niu的de位wei置zhi已yi不bu適shi當dang,因yin此ci應ying重zhong新xin調tiao整zheng電dian子zi拉la力li試shi驗yan機ji旋xuan鈕niu的de位wei置zhi。若ruo擺bai錘chui回hui落luo太tai慢man,是shi因yin為wei不bu可ke調tiao緩huan衝chong閥fa錐zhui體ti上shang的de槽cao口kou太tai淺qian,應ying加jia深shen兩liang條tiao槽cao口kou;另外如果油的黏度過大,應換上適當黏度的油。
故障二:指針零位不穩
造成電子拉力試驗機零位不穩的原因首先應考慮指針軸或擺軸的軸承是否髒汙或鏽蝕,是則應清洗或更換軸承;然後再看齒杆與齒輪是否齧合良好,若齧合不好就需調修。若帶動測力活塞轉動的皮帶已脫落,則必須重新掛上皮帶;如果測力活塞的錐端從錐窩內脫落,應將測力活塞裝入錐窩內。
故障三:卸荷後指針不能複位,某些部位上有卡澀的現象
先檢查線錘是否從錐窩內脫落,如果已脫落則將線繞在槽內即可;然後必須清洗或更換指針軸的軸承,清洗齒杆末端的導向架與導軌的油汙及鏽蝕。
故障四:示值負超差,各刻度範圍前幾點誤差較大,小刻度範圍更大些
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