氣動工具是利(li)用空氣(qi)(qi)壓縮機提(ti)供(gong)的(de)(de)壓縮空氣(qi)(qi)的(de)(de)能量為動(dong)(dong)(dong)(dong)力來源(yuan)而工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)的(de)(de)裝(zhuang)置,主(zhu)要(yao)是利(li)用壓縮空氣(qi)(qi)帶動(dong)(dong)(dong)(dong)氣(qi)(qi)動(dong)(dong)(dong)(dong)馬達而對(dui)外輸出動(dong)(dong)(dong)(dong)能工(gong)(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)的(de)(de)一(yi)種工(gong)(gong)(gong)(gong)(gong)(gong)具,一(yi)般氣(qi)(qi)動(dong)(dong)(dong)(dong)工(gong)(gong)(gong)(gong)(gong)(gong)具主(zhu)要(yao)由動(dong)(dong)(dong)(dong)力輸出部(bu)分(fen)、作(zuo)(zuo)業形式轉(zhuan)化部(bu)分(fen)、進排氣(qi)(qi)路部(bu)分(fen)、運作(zuo)(zuo)開啟與停止控制部(bu)分(fen)、工(gong)(gong)(gong)(gong)(gong)(gong)具殼體等主(zhu)體部(bu)分(fen)。那么氣(qi)(qi)動(dong)(dong)(dong)(dong)工(gong)(gong)(gong)(gong)(gong)(gong)具原(yuan)理是什么?氣(qi)(qi)動(dong)(dong)(dong)(dong)工(gong)(gong)(gong)(gong)(gong)(gong)具種類有哪些、氣(qi)(qi)動(dong)(dong)(dong)(dong)工(gong)(gong)(gong)(gong)(gong)(gong)具如何(he)維護(hu)保養(yang)?那么本期專(zhuan)題由小(xiao)編(bian)為大家詳細講解氣(qi)(qi)動(dong)(dong)(dong)(dong)工(gong)(gong)(gong)(gong)(gong)(gong)具的(de)(de)有關知識。
從廣義上講,氣(qi)(qi)動工具(ju)(ju)主(zhu)(zhu)要是利用(yong)壓縮空(kong)(kong)氣(qi)(qi)帶動氣(qi)(qi)動馬達而對外(wai)輸出動能工作的一種工具(ju)(ju),根據其基本工作方式(shi)(shi)可分(fen)為:1)旋(xuan)轉式(shi)(shi)(偏心可動葉片式(shi)(shi)). 2)往復式(shi)(shi)(容(rong)積活塞式(shi)(shi))一般氣(qi)(qi)動工具(ju)(ju)主(zhu)(zhu)要由動力(li)輸出部(bu)分(fen)、作業形(xing)式(shi)(shi)轉化部(bu)分(fen)、進(jin)排氣(qi)(qi)路部(bu)分(fen)、運(yun)作開啟與停(ting)止控制部(bu)分(fen)、工具(ju)(ju)殼(ke)體等主(zhu)(zhu)體部(bu)分(fen),當(dang)然氣(qi)(qi)動工具(ju)(ju)運(yun)作還必須有能源供(gong)給部(bu)分(fen)、空(kong)(kong)氣(qi)(qi)過濾與氣(qi)(qi)壓調節部(bu)分(fen)以及工具(ju)(ju)附件等。
1、 動(dong)(dong)力(li)(li)輸(shu)出(chu)部分(fen):它(ta)(ta)是(shi)氣(qi)(qi)(qi)動(dong)(dong)工具主要組成(cheng)部件之(zhi)一(yi),主要有氣(qi)(qi)(qi)動(dong)(dong)馬(ma)(ma)達(da)(da)及動(dong)(dong)力(li)(li)輸(shu)出(chu)齒輪(lun)組成(cheng),它(ta)(ta)依(yi)靠(kao)高(gao)(gao)壓(ya)力(li)(li)的壓(ya)縮(suo)空(kong)氣(qi)(qi)(qi)吹(chui)動(dong)(dong)馬(ma)(ma)達(da)(da)葉片(pian)而(er)使馬(ma)(ma)達(da)(da)轉(zhuan)子(zi)轉(zhuan)動(dong)(dong),對外輸(shu)出(chu)旋(xuan)轉(zhuan)運動(dong)(dong),并通過齒輪(lun)帶動(dong)(dong)整個(ge)作業形式轉(zhuan)化部分(fen)運動(dong)(dong)。按定子(zi)與轉(zhuan)子(zi)是(shi)否同心,氣(qi)(qi)(qi)動(dong)(dong)馬(ma)(ma)氣(qi)(qi)(qi)動(dong)(dong)馬(ma)(ma)達(da)(da)可(ke)分(fen)為(wei)同心馬(ma)(ma)達(da)(da)和偏心馬(ma)(ma)達(da)(da),按進(jin)氣(qi)(qi)(qi)孔的數量(liang)多少(shao),可(ke)分(fen)為(wei)單(dan)進(jin)氣(qi)(qi)(qi)孔馬(ma)(ma)達(da)(da)、雙(shuang)進(jin)氣(qi)(qi)(qi)孔馬(ma)(ma)達(da)(da)和多進(jin)氣(qi)(qi)(qi)孔馬(ma)(ma)達(da)(da)等(deng)。無(wu)論是(shi)何種(zhong)形式的氣(qi)(qi)(qi)動(dong)(dong)馬(ma)(ma)達(da)(da),都是(shi)依(yi)靠(kao)壓(ya)縮(suo)空(kong)氣(qi)(qi)(qi)吹(chui)動(dong)(dong)馬(ma)(ma)達(da)(da)葉片(pian)帶動(dong)(dong)轉(zhuan)子(zi)旋(xuan)轉(zhuan)的,馬(ma)(ma)達(da)(da)葉片(pian)在高(gao)(gao)速(su)旋(xuan)轉(zhuan)時(shi),時(shi)刻與定子(zi)內壁(bi)發生摩(mo)擦,它(ta)(ta)是(shi)馬(ma)(ma)達(da)(da)內最為(wei)常見的易(yi)損部件,因而(er)它(ta)(ta)對壓(ya)縮(suo)空(kong)氣(qi)(qi)(qi)的質量(liang)和壓(ya)縮(suo)空(kong)氣(qi)(qi)(qi)中是(shi)否含潤滑油分(fen)子(zi)要求很高(gao)(gao);
2、 作業形式(shi)轉(zhuan)(zhuan)化部(bu)(bu)(bu)(bu)分(fen):它(ta)主要(yao)(yao)是將(jiang)馬(ma)達輸出的(de)(de)(de)旋(xuan)轉(zhuan)(zhuan)運動(dong)進行相應的(de)(de)(de)轉(zhuan)(zhuan)化。在(zai)汽車(che)制造業中,由于(yu)(yu)以(yi)螺紋聯接的(de)(de)(de)方(fang)式(shi)甚多(duo),大(da)部(bu)(bu)(bu)(bu)分(fen)是旋(xuan)轉(zhuan)(zhuan)運動(dong),當然也(ye)有直線往復運動(dong)。對于(yu)(yu)不同類型的(de)(de)(de)氣動(dong)工具,作業形式(shi)轉(zhuan)(zhuan)化部(bu)(bu)(bu)(bu)分(fen)主要(yao)(yao)分(fen)為(wei)機(ji)械式(shi)離合(he)器及行星齒輪組、摩擦片式(shi)離合(he)器及行星齒輪組、液壓油缸、扭(niu)力桿及錘打塊組等。以(yi)上部(bu)(bu)(bu)(bu)件(jian)均(jun)以(yi)旋(xuan)轉(zhuan)(zhuan)運動(dong)為(wei)基礎的(de)(de)(de)重(zhong)要(yao)(yao)部(bu)(bu)(bu)(bu)件(jian),它(ta)決定著該氣動(dong)擰緊(jin)工具的(de)(de)(de)扭(niu)力大(da)小(xiao)、轉(zhuan)(zhuan)速快慢、擰緊(jin)精(jing)度(du)等重(zhong)要(yao)(yao)參(can)數,由于(yu)(yu)它(ta)不停的(de)(de)(de)離合(he)、受壓或(huo)扭(niu)矩(ju)轉(zhuan)(zhuan)變(bian),故它(ta)的(de)(de)(de)組成部(bu)(bu)(bu)(bu)件(jian)易受損壞(huai);
3、 進排氣(qi)路部分:顯而易(yi)見,進排氣(qi)路部分是壓縮空(kong)氣(qi)進出的相關通道,是保障馬(ma)達正常(chang)運動的能源供(gong)給系統;
4、 運動(dong)開(kai)啟與停止控制部分,即通常所述的(de)氣動(dong)開(kai)關(guan),由于它時刻和操(cao)作人員(yuan)及外界物體直接接觸,且(qie)多工程塑料制品,故易出(chu)現損壞;
5、 能源供給部分:壓縮空(kong)(kong)氣主要(yao)是空(kong)(kong)壓機將大氣進行壓縮后而形成的,由壓縮空(kong)(kong)氣管(guan)道輸(shu)送至相關(guan)的用氣電,且呈脈動狀;
6、 空氣(qi)(qi)過(guo)濾(lv)及氣(qi)(qi)壓(ya)調節(jie)部(bu)分(fen):由(you)于(yu)壓(ya)縮(suo)(suo)(suo)空氣(qi)(qi)通常是(shi)通過(guo)無縫(feng)鋼管(guan)制造(zao)的(de)管(guan)道進行(xing)輸送(song)(song)的(de),在長期使(shi)用時,其內壁的(de)銹蝕物、壓(ya)縮(suo)(suo)(suo)空氣(qi)(qi)中的(de)水(shui)分(fen)、粉塵等(deng)將(jiang)不斷(duan)形成。若(ruo)這(zhe)樣的(de)壓(ya)縮(suo)(suo)(suo)空氣(qi)(qi)不進行(xing)任(ren)何處理,直接(jie)進入氣(qi)(qi)動(dong)馬達,則將(jiang)導致馬達壽(shou)命大大縮(suo)(suo)(suo)短,從而(er)致使(shi)整把(ba)工(gong)(gong)具(ju)動(dong)力輸出不足、且不穩定(ding),易(yi)造(zao)成馬達等(deng)零部(bu)件連環損壞的(de)現(xian)象,為此(ci)在由(you)管(guan)道輸送(song)(song)的(de)壓(ya)縮(suo)(suo)(suo)空氣(qi)(qi)至氣(qi)(qi)動(dong)工(gong)(gong)具(ju)之間(jian),必須設(she)置(zhi)(zhi)壓(ya)縮(suo)(suo)(suo)空氣(qi)(qi)過(guo)濾(lv)、調節(jie)裝置(zhi)(zhi),氣(qi)(qi)動(dong)三聯(lian)件承擔了(le)該項任(ren)務。氣(qi)(qi)動(dong)三聯(lian)件主要(yao)由(you)氣(qi)(qi)壓(ya)表、過(guo)濾(lv)器(qi)(qi)(qi)(qi)、油霧(wu)器(qi)(qi)(qi)(qi)、調壓(ya)器(qi)(qi)(qi)(qi)等(deng)部(bu)分(fen)組成,其中過(guo)濾(lv)器(qi)(qi)(qi)(qi)中內置(zhi)(zhi)濾(lv)芯,在使(shi)用一(yi)段(duan)時間(jian)后要(yao)進行(xing)維護清洗、定(ding)期更(geng)換;
7、 工(gong)(gong)(gong)具(ju)(ju)附件(jian):這(zhe)里的(de)工(gong)(gong)(gong)具(ju)(ju)附件(jian)是指安裝在氣(qi)(qi)(qi)動(dong)(dong)工(gong)(gong)(gong)具(ju)(ju)本體(ti)上直(zhi)接(jie)(jie)與工(gong)(gong)(gong)件(jian)直(zhi)接(jie)(jie)接(jie)(jie)觸的(de)工(gong)(gong)(gong)具(ju)(ju),氣(qi)(qi)(qi)動(dong)(dong)三聯件(jian)承擔了(le)該項(xiang)任務。氣(qi)(qi)(qi)動(dong)(dong)三聯件(jian)主要(yao)由(you)氣(qi)(qi)(qi)壓表、過濾(lv)器(qi)、油霧器(qi)、調壓器(qi)等部分組成,其中(zhong)過濾(lv)器(qi)中(zhong)內置濾(lv)芯,在使(shi)用(yong)一段時(shi)間(jian)(jian)后要(yao)進行維護清(qing)洗、定(ding)(ding)期更換;這(zhe)樣的(de)壓縮空(kong)(kong)氣(qi)(qi)(qi)不進行任何處(chu)理,直(zhi)接(jie)(jie)進入氣(qi)(qi)(qi)動(dong)(dong)馬(ma)(ma)達,則將導(dao)致馬(ma)(ma)達壽命大(da)大(da)縮短,從而致使(shi)整把(ba)工(gong)(gong)(gong)具(ju)(ju)動(dong)(dong)力輸出不足(zu)、且(qie)不穩定(ding)(ding),易造成馬(ma)(ma)達等零部件(jian)連環損壞的(de)現象,為此在由(you)管道輸送的(de)壓縮空(kong)(kong)氣(qi)(qi)(qi)至(zhi)氣(qi)(qi)(qi)動(dong)(dong)工(gong)(gong)(gong)具(ju)(ju)之間(jian)(jian),必須設置壓縮空(kong)(kong)氣(qi)(qi)(qi)過濾(lv)、調節裝置,包(bao)括各(ge)類(lei)氣(qi)(qi)(qi)動(dong)(dong)套(tao)筒、接(jie)(jie)桿、轉(zhuan)換接(jie)(jie)頭、刀頭等;
上述各部分相互依存、相互制約、不能單獨孤立存在實現作業。【詳細>>】
氣動工具優點:
(1)、空氣作為(wei)氣壓傳動的工作介質,取(qu)之不盡(jin),來源方便,用(yong)過以后直接排入大氣,不會污(wu)染環境。
(2)、工作(zuo)環(huan)境適應性好。在易燃、易爆、多塵(chen)埃、輻射、強磁、振動(dong)、沖(chong)擊等惡劣環(huan)境中(zhong),氣(qi)壓(ya)傳動(dong)系統工作(zuo)是(shi)安(an)全可(ke)靠的。
(3)、空(kong)氣粘度小(xiao),流動(dong)阻(zu)力(li)小(xiao),便于(yu)介質集(ji)中(zhong)供應和(he)遠距離輸送(song)。
(4)、氣動控制動作迅速(su),反(fan)應快,可(ke)在較短的時(shi)間(jian)內(nei)達(da)到(dao)所需的壓(ya)力和速(su)度(du)。
(5)、氣(qi)動元件(jian)結構簡單,易于加(jia)工,使用壽(shou)命長(chang),可靠性高,易于實現標準(zhun)化(hua)、系列(lie)化(hua)、通用化(hua)。
氣動工具缺點:
當(dang)然(ran),由(you)于氣(qi)動工具運(yun)用到的氣(qi)動技術是(shi)以壓(ya)縮空氣(qi)作為工作介質,必然(ran)存在一些缺點(dian):
(1)、由于(yu)空(kong)氣壓縮性(xing)大,氣缸的動作速(su)度(du)易隨外(wai)加負載的變化而變化,穩定性(xing)差,給位置和速(su)度(du)控制帶來較(jiao)大影響。
(2)、目前氣動系統的(de)壓力(li)級(一般小于0.8MPa)不高,總的(de)輸出力(li)不大。
(3)、工作(zuo)介質(空(kong)氣)沒有潤滑(hua)性(xing),系統(tong)中必須采取措施進行給(gei)油潤滑(hua)。
(4)、噪聲大,一般需要加裝消聲器。【詳細>>】
通(tong)常氣動工具分(fen)(fen)為:(1)回轉式(shi)氣動工具;(2)沖擊式(shi)氣動工具;(3)氣動馬(ma)達(da)、氣動機(ji)械(xie);這三(san)類大分(fen)(fen)類下面又有如(ru)下小分(fen)(fen)類:
1、回轉式氣動工具
1)氣鉆 2)氣動砂輪機 3)氣動砂帶機 4)氣動拋光機 5)氣動磨光機 6)氣動螺絲刀(dao) 7)氣動攻(gong)絲機 8)氣板機 9)回轉氣動除銹器 10)回轉式氣動震動器 11)氣剪刀(dao) 12)氣鋸 13)氣動雕刻機 14)氣銑刀(dao) 15)氣動捆扎(zha)機
2、沖擊式氣動工具
16)氣(qi)(qi)(qi)(qi)鎬 17)氣(qi)(qi)(qi)(qi)鏟(chan) 18)氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)鉚釘機(ji) 19)頂把 20)氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)搗固機(ji) 21)沖擊(ji)式氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)除銹器(qi) 22)氣(qi)(qi)(qi)(qi)沖剪 23)氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)訂合機(ji) 24)氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)打釘機(ji) 25)氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)扎網(wang)機(ji) 26)沖擊(ji)式氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)震動(dong)(dong)(dong)(dong)(dong)器(qi) 27)沖擊(ji)式雕刻機(ji) 28)氣(qi)(qi)(qi)(qi)挫刀(dao) 29)氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)油槍 30)氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)鉗 31)氣(qi)(qi)(qi)(qi)動(dong)(dong)(dong)(dong)(dong)封口機(ji)
3、氣動馬達、氣動機械
32)葉片式氣動馬達 33)活塞式氣動馬達 34)齒輪式氣動馬達 35)透平式氣動馬達 36)氣動油泵 37)氣動予供油泵 38)氣動水泵 39)氣動隔膜泵 40)氣動吊 41)氣動鉸車 42)氣動打樁機 43)氣動涂油機 44)氣動攪拌機 45)鑄型用沖擊器 46)地下穿孔機【詳細>>】
1、DIY級(ji)別的(de),這樣級(ji)別的(de)氣(qi)動(dong)工具主要是用(yong)(yong)于私人使(shi)用(yong)(yong),在氣(qi)動(dong)工具的(de)使(shi)用(yong)(yong)中占的(de)比例不(bu)(bu)大,工具本身就不(bu)(bu)具備長時間操作的(de)質量,適用(yong)(yong)于不(bu)(bu)是常用(yong)(yong)但能在突然需要使(shi)用(yong)(yong)的(de)時候發揮作用(yong)(yong)的(de)情況,使(shi)用(yong)(yong)時長一(yi)般不(bu)(bu)超過(guo)2個小(xiao)時左(zuo)右,家具自(zi)用(yong)(yong)多。
2、專業(ye)級(ji)別的,就是每(mei)天就使用3、4個(ge)小時,有些是專門(men)針(zhen)對某些行(xing)業(ye)而設計的,這樣的行(xing)業(ye)有個(ge)共同(tong)點,每(mei)天都要用,但是都在3到4個(ge)小時左右。
3、工(gong)(gong)業級(ji),這級(ji)別(bie)就(jiu)常出現在(zai)工(gong)(gong)廠流水作業了,工(gong)(gong)具(ju)本身(shen)具(ju)備了耐(nai)磨耐(nai)損的(de)(de)(de)(de)優點(dian),質量也(ye)是比以(yi)上兩種較優。就(jiu)以(yi)通(tong)常的(de)(de)(de)(de)來分析,連續不(bu)停的(de)(de)(de)(de)工(gong)(gong)作8小時,甚至有的(de)(de)(de)(de)分兩班(ban)一天工(gong)(gong)作12小時,對工(gong)(gong)具(ju)是一種極(ji)大的(de)(de)(de)(de)考驗。
4、品牌,目前氣動工具品牌繁多,一些新客戶因此不知道購買哪一種品牌氣動工具最好。選擇一款好的氣動工具,必須要從以下幾點出發來考慮是否要購買:該氣動工具在目前市場上的排名、該氣動工具使用者的口碑、售后的質量保障服務。【詳細>>】
馬達不轉
1、馬達部混入雜物(wu);2、軸承破損;3、主(zhu)軸生銹、損壞(huai);4、葉(xie)片磨損;5、壓力不足;6、去除雜物(wu);7、換(huan)軸承;8、換(huan)主(zhu)軸;9、換(huan)葉(xie)片;10、檢查管路 ;
斷氣(只排氣、不回轉、不打擊):
1、缺少黃油;2、打擊部(bu)(bu)零部(bu)(bu)件破損(sun);3、前(qian)蓋磨損(sun);4、設計不(bu)良;5、換(huan)(huan)新黃油;6、換(huan)(huan)沖擊零件;7、換(huan)(huan)前(qian)蓋;8、換(huan)(huan)新品(pin)
主軸速度慢:
1、空(kong)氣(qi)壓力太低;2、正(zheng)逆轉(zhuan)桿(gan)或(huo)速度(du)桿(gan)位(wei)置錯誤(wu);3、油不(bu)夠;4、風葉(xie)、汽缸(gang)后蓋銹、磨損;5、鎖緊(jin)螺帽生銹;6、調整空(kong)氣(qi)壓力;7、確認(ren)位(wei)置;8、加油;9、分(fen)解整修;10、分(fen)解鎖緊(jin);
打擊部力量(liang)不足:
1、打擊部零(ling)件磨損(sun);2、缺黃(huang)(huang)油;3、前(qian)蓋磨損(sun);4、換(huan)沖擊零(ling)件;5、換(huan)新(xin)黃(huang)(huang)油;6、換(huan)前(qian)蓋;
回轉不停:
1、開關閥(fa)有雜物(wu);2、彈(dan)簧短裂;3、開關閥(fa)變形(xing);4、去除雜物(wu);5、換(huan)新彈(dan)簧;6、換(huan)新開關閥(fa);
空氣漏氣:
1、進氣口漏氣;2、調速桿漏氣;3、開關閥漏氣;4、排風口漏氣;5、換新頭;6、換O型環;7、換O型環;8、換O型環或清除開關閥雜物;【詳細>>】
氣(qi)(qi)動工(gong)(gong)(gong)具保養(yang)勝(sheng)于維修,作業人員養(yang)成保養(yang)的(de)習(xi)慣,其(qi)使用壽(shou)命(ming)大(da)(da)大(da)(da)的(de)提高,本(ben)人從事氣(qi)(qi)動工(gong)(gong)(gong)具以來所遇見的(de)問題,大(da)(da)部分(fen)是(shi)沒(mei)有(you)對工(gong)(gong)(gong)具進行保養(yang)或是(shi)缺(que)乏保養(yang)知(zhi)識,導致工(gong)(gong)(gong)具不工(gong)(gong)(gong)作甚至(zhi)損(sun)壞。每次使用工(gong)(gong)(gong)具前后由工(gong)(gong)(gong)具進氣(qi)(qi)口(kou)加(jia)(jia)注(zhu)3至(zhi)4滴專用氣(qi)(qi)動保養(yang)油(you)(縫紉機油(you))以降低磨損(sun),延長工(gong)(gong)(gong)具使用壽(shou)命(ming);給(gei)供(gong)氣(qi)(qi)源(yuan)加(jia)(jia)裝過漓(li)器,保證供(gong)給(gei)工(gong)(gong)(gong)具的(de)氣(qi)(qi)源(yuan)干燥,無雜質;定期清洗,加(jia)(jia)油(you)保養(yang),調好適當(dang)的(de)工(gong)(gong)(gong)作氣(qi)(qi)壓,及時更換磨損(sun)零(ling)件;不用工(gong)(gong)(gong)具時應(ying)涂抹防銹油(you),并堵(du)塞(sai)進氣(qi)(qi)孔和其(qi)他外露孔,防止污物進入工(gong)(gong)(gong)具內部;
對工(gong)具(ju)應定期(qi)進(jin)(jin)行進(jin)(jin)行安全檢查,檢查的具(ju)體項(xiang)目主要有(you):
(a)氣(qi)源軟(ruan)管與接頭應連接可(ke)靠,不得松動漏氣(qi):進(jin)氣(qi)閥門(men)應密封(feng)(feng)良好,開(kai)關(guan)靈(ling)活,整個氣(qi)路密封(feng)(feng)無漏氣(qi)。
(b)供氣管路應完好,如有磨損老化、腐蝕等缺陷及局部(bu)漏氣、鼓起現(xian)象應立即更換。
(c)檢查防護裝置,如有磨損(sun)、裂紋、彎曲等(deng)現(xian)象應及(ji)時更換。
(d)檢查工(gong)作部件是否完(wan)好,如有(you)裂紋、缺損應立即更(geng)換。
(e)檢查工具的運轉速度和狀態是否良好。回轉式工具應保證工具轉動時處于良好的平衡狀態,沖擊式工具應保證其防松脫緊固裝置始終完好。【詳細>>】