國家紡織檢(jian)針機校準規范標準起草(cao)單位
2012-04-26
什(shen)么(me)是檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)測(ce)試(shi)(shi)級別: 過四級、六級、八級、十級檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)。這種(zhong)檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)測(ce)試(shi)(shi)級別的叫法(fa)由來已久,但卻是一種(zhong)錯誤的說(shuo)法(fa)!來由是因檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)使用單(dan)位(wei)對檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)不(bu)了解(jie),通(tong)(tong)常會以(yi)檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)靈(ling)(ling)(ling)敏(min)度旋鈕上(shang)的刻度來認定檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)靈(ling)(ling)(ling)敏(min)度級別。刻度或靈(ling)(ling)(ling)敏(min)度指示燈(deng)調(diao)到八個燈(deng)位(wei)時(shi)就稱為八級。其實(shi),這種(zhong)級別的說(shuo)法(fa)是個很籠統(tong)很不(bu)標準的說(shuo)方法(fa)!因為,檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)龍門高(gao)度不(bu)同、型號不(bu)同、廠家不(bu)同都可導(dao)致相(xiang)同級別靈(ling)(ling)(ling)敏(min)度存在巨大差異。檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)通(tong)(tong)道的高(gao)度和(he)靈(ling)(ling)(ling)敏(min)度成反比關系!即:以(yi)連新牌630型輸(shu)送式(shi)檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)為例。靈(ling)(ling)(ling)敏(min)度指示燈(deng)調(diao)節到八個燈(deng)時(shi)(8級),12CM通(tong)(tong)道高(gao)度九(jiu)點(dian)測(ce)試(shi)(shi)法(fa)可檢(jian)(jian)(jian)(jian)(jian)(jian)測(ce)到Fe直徑(jing)0.8mm標準測(ce)試(shi)(shi)卡。而15CM通(tong)(tong)道高(gao)度的檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)九(jiu)點(dian)測(ce)試(shi)(shi)法(fa)只能(neng)檢(jian)(jian)(jian)(jian)(jian)(jian)測(ce)到Fe直徑(jing)1.0mm標準測(ce)試(shi)(shi)卡,20CM通(tong)(tong)道高(gao)度的檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)只能(neng)檢(jian)(jian)(jian)(jian)(jian)(jian)測(ce)到Fe直徑(jing)1.2mm標準測(ce)試(shi)(shi)卡!由此可見,檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)級別不(bu)能(neng)做為檢(jian)(jian)(jian)(jian)(jian)(jian)針(zhen)(zhen)機(ji)(ji)(ji)(ji)性(xing)能(neng)的標準一概而論!