在(zai)電(dian)泳(yong)加(jia)工(gong)中(zhong),不(bu)同(tong)材(cai)質(zhi)基(ji)材(cai)的(de)帶(dai)電(dian)特(te)性(xing)存(cun)在(zai)明(ming)顯(xian)不(bu)同(tong)。像(xiang)金(jin)屬(shu)基(ji)材(cai),例(li)如(ru)鋼(gang)鐵(tie),其(qi)本(ben)身(shen)具(ju)有(you)良(liang)好(hao)的(de)導(dao)電(dian)性(xing),在(zai)電(dian)泳(yong)過(guo)程(cheng)中(zhong),電(dian)場(chang)作(zuo)用(yong)下(xia)電(dian)子(zi)能(neng)較(jiao)容(rong)易(yi)地(di)在(zai)金(jin)屬(shu)表(biao)麵(mian)移(yi)動(dong),使(shi)金(jin)屬(shu)基(ji)材(cai)表(biao)麵(mian)能(neng)快(kuai)速(su)且(qie)均(jun)勻(yun)地(di)帶(dai)上(shang)電(dian)荷(he),從(cong)而(er)能(neng)吸(xi)附(fu)電(dian)泳(yong)漆(qi)顆(ke)粒(li)。
泰(tai)州(zhou)電(dian)泳(yong)後(hou)的(de)工(gong)件(jian),後(hou)續(xu)處(chu)理(li)環(huan)節(jie)至(zhi)關(guan)重(zhong)要(yao),直(zhi)接(jie)影(ying)響(xiang)塗(tu)膜(mo)的(de)性(xing)能(neng)和(he)工(gong)件(jian)的(de)質(zhi)量(liang)。先(xian)是(shi)清(qing)洗(xi)步(bu)驟(zhou),電(dian)泳(yong)完(wan)成(cheng)後(hou),工(gong)件(jian)表(biao)麵(mian)會(hui)殘(can)留(liu)一(yi)些(xie)未(wei)沉(chen)積(ji)的(de)塗(tu)料(liao)粒(li)子(zi)和(he)槽(cao)液(ye),需(xu)要(yao)用(yong)去(qu)離(li)子(zi)水(shui)進(jin)行(xing)清(qing)洗(xi)。清(qing)洗(xi)的(de)目(mu)的(de)是(shi)除(chu)去(qu)這(zhe)些(xie)殘(can)留(liu)物(wu),防(fang)止(zhi)它(ta)們(men)在(zai)後(hou)續(xu)幹(gan)燥(zao)過(guo)程(cheng)中(zhong)附(fu)著(zhe)在(zai)塗(tu)膜(mo)表(biao)麵(mian),影(ying)響(xiang)塗(tu)膜(mo)的(de)外(wai)觀(guan)和(he)性(xing)能(neng)。清(qing)洗(xi)時(shi)要(yao)注(zhu)意(yi)控(kong)製(zhi)水(shui)的(de)壓(ya)力(li)和(he)溫(wen)度(du),避(bi)免(mian)對(dui)剛(gang)形(xing)成(cheng)的(de)塗(tu)膜(mo)造(zao)成(cheng)損(sun)傷(shang)。
當dang過guo濾lv裝zhuang置zhi處chu理li含han有you特te殊shu顆ke粒li的de電dian泳yong液ye時shi,容rong易yi出chu現xian堵du塞sai和he過guo濾lv效xiao率lv下xia降jiang的de問wen題ti。特te殊shu顆ke粒li可ke能neng具ju有you不bu規gui則ze形xing狀zhuang或huo粘zhan性xing,容rong易yi附fu著zhe在zai過guo濾lv介jie質zhi上shang,導dao致zhi過guo濾lv通tong道dao被bei堵du塞sai,影ying響xiang電dian泳yong液ye的de正zheng常chang循xun環huan。
suzhoudianyongjiagongmianduibutongcaizhidehejingongjianshi,xuyaokaolvhejinchengfenduidianyongxiaoguodeyingxiang。liru,lvhejingongjianbiaomianrongyixingchengyanghuamo,zhecengyanghuamohuiyingxiangdianyongtucengdefuzheli。yinci,zaidianyongqianxuyaoduilvhejingongjianjinxingteshudeqianchuli,ruhuaxuezhuanhuachuli,xingchengyicengjunyun、致密的轉化膜,提高塗層與工件的結合力。
電泳加工的工藝流程大致可分為以下幾個關鍵步驟。先是前處理,這一步是為了除去工件表麵的油汙、鏽跡、氧化皮等雜質,使工件表麵達到清潔、活化的狀態,通常包括脫脂、除鏽、磷化等工序,前處理的質量直接影響後續電泳塗層的質量。
電dian泳yong加jia工gong後hou,漆qi膜mo需xu要yao經jing過guo固gu化hua形xing成cheng穩wen定ding的de交jiao聯lian結jie構gou。溫wen度du和he時shi間jian是shi影ying響xiang交jiao聯lian結jie構gou的de關guan鍵jian參can數shu。從cong溫wen度du方fang麵mian看kan,在zai一yi定ding範fan圍wei內nei,升sheng高gao固gu化hua溫wen度du,會hui加jia快kuai漆qi膜mo中zhong樹shu脂zhi分fen子zi的de運yun動dong速su度du,使shi分fen子zi間jian的de交jiao聯lian反fan應ying速su率lv提ti高gao。
蘇su州zhou電dian泳yong加jia工gong針zhen對dui不bu同tong金jin屬shu基ji材cai,預yu處chu理li有you著zhe特te殊shu且qie細xi致zhi的de要yao求qiu。像xiang鋁lv合he金jin基ji材cai,由you於yu其qi表biao麵mian易yi生sheng成cheng氧yang化hua膜mo,若ruo不bu妥tuo善shan處chu理li會hui影ying響xiang電dian泳yong塗tu層ceng附fu著zhe力li。所suo以yi預yu處chu理li時shi需xu進jin行xing弱ruo堿jian性xing除chu油you,除chu去qu表biao麵mian油you汙wu後hou,再zai采cai用yong專zhuan門men的de化hua學xue拋pao光guang或huo堿jian蝕shi工gong藝yi,調tiao整zheng氧yang化hua膜mo結jie構gou,使shi其qi更geng均jun勻yun、致密,為後續電泳塗層提供良好基底。
電泳塗裝的工藝流程通常主要包括以下步驟:先是前處理,這一步是為了除去被塗物表麵的油汙、鏽跡、氧化皮等雜質,使被塗物表麵達到清潔、活化的狀態,以保證後續電泳塗膜的附著力和質量。
dianyongpeijiandeteshushejizaitishengdianyongxiaolvfangmianfahuizheguanjianzuoyong。yidianyongguajuweili,yixiexinxingguajucaiyongleteshudejiegousheji,nenggouzengjiagongjianyudianyongyedejiechumianji,shidianliugengjunyundifenbuzaigongjianbiaomian,congerjiakuaidianyongchenjisudu,tigaotucengdezhilianghejunyunxing。
在泰州電泳加工裏,水質是影響電泳漆液穩定性和塗層質量的重要因素。水中的雜質離子,如鈣、鎂離子,會與電泳漆中的成分發生反應,導致漆液的化學平衡被打破,使漆液穩定性下降。硬度過高的水,會使電泳漆出現凝聚、沉澱現象,影響漆液的正常使用。