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2021-10

鉗工外包工作時鉗工的安全事項有哪些？

鉗工(gong)外包(bao)工(gong)作(zuo)時鉗工(gong)的(de)安全事項有哪(na)些？

（1）銼(cuo)刀(dao)(dao)是右(you)手工具，應(ying)放(fang)在(zai)臺虎鉗的右(you)面，放(fang)在(zai)鉗臺上(shang)時銼(cuo)刀(dao)(dao)柄(bing)不可(ke)(ke)露在(zai)鉗桌(zhuo)外(wai)面，以(yi)免(mian)碰落(luo)掉地上(shang)砸傷腳或損壞(huai)銼(cuo)刀(dao)(dao)。（2）沒用(yong)裝柄(bing)的銼(cuo)刀(dao)(dao)或銼(cuo)刀(dao)(dao)柄(bing)已裂開的銼(cuo)刀(dao)(dao)不可(ke)(ke)使用(yong)。（3）銼(cuo)削(xue)時銼(cuo)刀(dao)(dao)柄(bing)不能撞擊到(dao)工件，以(yi)免(mian)銼(cuo)刀(dao)(dao)柄(bing)脫落(luo)造成事故。（4）不能用(yong)嘴吹銼(cuo)屑(xie)，防止鐵屑(xie)進入眼睛。也不能用(yong)手擦摸(mo)銼(cuo)削(xue)表面。（5）銼(cuo)刀(dao)(dao)不可(ke)(ke)作撬...

2021-10

鉗工外包鉗工的工作特點和工作范圍

鉗工(gong)外包鉗工(gong)的工(gong)作特點和工(gong)作范圍

鉗工(gong)(gong)(gong)(gong)有三大優(you)點（加(jia)工(gong)(gong)(gong)(gong)靈活(huo)、可(ke)(ke)(ke)加(jia)工(gong)(gong)(gong)(gong)形狀復(fu)雜和(he)(he)高精度的(de)零(ling)件、投資小）。（1）加(jia)工(gong)(gong)(gong)(gong)靈活(huo)在(zai)不(bu)適于機(ji)械加(jia)工(gong)(gong)(gong)(gong)的(de)場合(he)，尤(you)其是在(zai)機(ji)械設備的(de)維修工(gong)(gong)(gong)(gong)作中(zhong)，鉗工(gong)(gong)(gong)(gong)加(jia)工(gong)(gong)(gong)(gong)可(ke)(ke)(ke)獲得滿意的(de)效(xiao)果。（2）可(ke)(ke)(ke)加(jia)工(gong)(gong)(gong)(gong)形狀復(fu)雜和(he)(he)高精度的(de)零(ling)件技(ji)術熟練的(de)鉗工(gong)(gong)(gong)(gong)可(ke)(ke)(ke)加(jia)工(gong)(gong)(gong)(gong)出比現(xian)代(dai)化機(ji)床(chuang)加(jia)工(gong)(gong)(gong)(gong)的(de)零(ling)件還要精密(mi)和(he)(he)光潔的(de)零(ling)件，可(ke)(ke)(ke)以加(jia)工(gong)(gong)(gong)(gong)出連現(xian)代(dai)化機(ji)床(chuang)也無法加(jia)工(gong)(gong)(gong)(gong)的(de)形狀非...

2021-10

電工外包中電工穿線的技巧和過程

電(dian)工外(wai)包中電(dian)工穿(chuan)線的技(ji)巧和(he)過程

1、劃線(xian)(xian)定(ding)(ding)位；根(gen)據(ju)線(xian)(xian)路(lu)電(dian)路(lu)圖，結合(he)實(shi)際情況將各種燈具(ju)、開(kai)關、插座(zuo)和(he)配(pei)(pei)電(dian)箱定(ding)(ding)出(chu)坐(zuo)標及高度，以確定(ding)(ding)出(chu)線(xian)(xian)管走向和(he)分支(zhi)匯點。2、施(shi)工(gong)(gong)步(bu)驟(zou)；在介(jie)紹施(shi)工(gong)(gong)步(bu)驟(zou)前，先談一(yi)下布線(xian)(xian)規(gui)律(lv)。室內裝飾工(gong)(gong)程的(de)電(dian)路(lu)布線(xian)(xian)。一(yi)般宜采取從(cong)線(xian)(xian)路(lu)末端(duan)(duan)開(kai)始(shi)向線(xian)(xian)路(lu)端(duan)(duan)頭(tou)方向施(shi)工(gong)(gong)的(de)方法。具(ju)體(ti)的(de)說，即先從(cong)最末端(duan)(duan)的(de)燈頭(tou)或插座(zuo)開(kai)始(shi)布線(xian)(xian)，使沿線(xian)(xian)各導線(xian)(xian)向配(pei)(pei)...

2021-10

電工外包必須掌握的40個知識點

電(dian)工外包必須掌握(wo)的40個知識點(dian)

1、零(ling)序電流保(bao)(bao)(bao)護(hu)(hu)的(de)各段保(bao)(bao)(bao)護(hu)(hu)范圍是(shi)如何劃分的(de)？零(ling)序電流I段躲過本線(xian)(xian)路(lu)(lu)末端接地短路(lu)(lu)流經保(bao)(bao)(bao)護(hu)(hu)的(de)最(zui)大零(ling)序電流整定；不(bu)能(neng)保(bao)(bao)(bao)護(hu)(hu)線(xian)(xian)路(lu)(lu)的(de)全(quan)(quan)(quan)長(chang)，但(dan)不(bu)應小于被保(bao)(bao)(bao)護(hu)(hu)線(xian)(xian)路(lu)(lu)全(quan)(quan)(quan)長(chang)的(de)15%～20%；零(ling)序II段一般(ban)保(bao)(bao)(bao)護(hu)(hu)線(xian)(xian)路(lu)(lu)的(de)全(quan)(quan)(quan)長(chang)，并延伸到相鄰線(xian)(xian)路(lu)(lu)的(de)I段范圍內(nei)，并與之配合(he)。零(ling)序III段是(shi)I,II段的(de)后備段，并與相鄰線(xian)(xian)路(lu)(lu)配合(he)。2、計算...

2021-10

電工外包的基本操作規程

電(dian)工外包的基本操作規程

一、值(zhi)班電(dian)(dian)(dian)工(gong)的(de)資質及(ji)條(tiao)件；1、年滿18周歲，身體健康，無妨礙電(dian)(dian)(dian)工(gong)作(zuo)業(ye)的(de)病癥。凡患有癲癇、精神病、高血壓、心(xin)臟病、突發性暈厥及(ji)其他(ta)妨礙電(dian)(dian)(dian)工(gong)作(zuo)業(ye)的(de)病癥及(ji)生理缺陷(xian)者，均不(bu)能直接從事電(dian)(dian)(dian)工(gong)作(zuo)業(ye)。2、熱(re)愛電(dian)(dian)(dian)工(gong)工(gong)作(zuo)，有事業(ye)心(xin)和責(ze)任心(xin)，對工(gong)作(zuo)認真負(fu)責(ze)，一絲(si)不(bu)茍，兢兢業(ye)業(ye)，求知欲(yu)強者。3、具有或相(xiang)當于高中文化程度，具...

2021-10

電工外包的基本常識有那些？

電(dian)工外包(bao)的(de)基(ji)本(ben)常識有(you)那(nei)些？

三相五(wu)線制用(yong)顏色(se)黃、綠(lv)、紅(hong)、淡藍色(se)分別表示U、V、W、N 保(bao)(bao)護接(jie)(jie)地線雙顏色(se)（PE）。變壓(ya)(ya)器(qi)在(zai)運(yun)行(xing)中，變壓(ya)(ya)器(qi)各相電(dian)(dian)流不(bu)應超過額定電(dian)(dian)流；最大不(bu)平衡電(dian)(dian)流不(bu)得超過額定電(dian)(dian)流的(de)25%。變壓(ya)(ya)器(qi)投入(ru)運(yun)行(xing)后應定期(qi)進行(xing)檢修。同一臺變壓(ya)(ya)器(qi)供電(dian)(dian)的(de)系(xi)統(tong)中，不(bu)宜保(bao)(bao)護接(jie)(jie)地和保(bao)(bao)護接(jie)(jie)零(ling)混用(yong)。電(dian)(dian)壓(ya)(ya)互感器(qi)二(er)次線圈的(de)額定電(dian)(dian)壓(ya)(ya)為100V。電(dian)(dian)...

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