Motokari bumper kazhinji inogona kupatsanurwa kuita simbi bumper uye girazi-yakasimbiswa simbi bumper mhando mbiri, yayo yekupfeka tekinoroji yakasiyana.

(1) Kupfekedzwa kwesimbi bumpers

Dzvanya nemucheka wekotoni uye zvichingodaro kuti ubvise mafuta emafuta, ne 60 ~ 70 abrasive jira kubvisa ngura, nemhepo yakamanikidzwa, matauro uye imwe yakachena inoyangarara guruva.

Mwayaprimer ine viscosity ye22-26s H06-2 iron red epoxy primer kana C06-l iron red alcohol primer. Bika iyo primer LH pa120 ℃ kwe24h. Ukobvu ndeye 25-30um. Scrape putty nemadota alkyd putty, bika pa 24h kana 100 ℃ ye l.5h, wozokuya ne 240 ~ 280 mvura sandpaper kusvikira yakatsetseka, geza uye yakaoma. Pfaya pendi yekutanga ne 18 ~ 22s viscosity dema alkyd magineti pendi, yakaoma pakamuri tembiricha kwe24h kana l00 ℃ yelh, wozopukuta zvinyoro nyoro pamusoro pefirimu ne 280-320 nhamba yemvura sandpaper, korobha yakachena uye yakaoma. Pfaya yechipiri topcoat woomesa 40 ~ 60min pa80-100 ℃ kwe24h.coatingfirimu rakafanana neregirder.

Maitiro ekupenda simbi bumper ndeaya anotevera.

1)Basickurapwa: Tanga wabvisa mafuta nemucheka wekotoni fungus peturu, wozobvisa ngura ne60 ~ 70 emery cloth, furidzira nemhepo yakamanikidzwa kana kuchenesa madota anoyangarara nebhurashi.

2)Kumwaya musoro primer: Dilute H06-2 iron red epoxy ester primer kana C06-1 iron red alkyd primer kune viscosity ye22 ~ 26s, uye zvakaenzana kupfapfaidza mukati nekunze kwebumper. Firimu repende rinofanira kuva 25 ~ 30um gobvu mushure mekuoma.

3)Kuomesa: 24h kuzviomesa patembiricha yakajairika, kana epoxy ester primer pa120 ℃ kuomesa lh, alkyd primer pa100 ℃ kuomesa lh.

4) Scraping putty; Ne grey alkyd putty, korobha uye nyoro nzvimbo isina kuenzana, ukobvu hweiyo putty layer yakakodzera kusvika 0.5-1mm.

5) Kuomesa: kuzviomesa pamhepo tembiricha ye24h kana kuomesa pa100 ℃ ye5h.

6) Chigayo chemvura; Iine 240 ~ 280 mvura sandpaper, iyo putty chikamu mvura ichikuya yakatsetseka, pukuta, yakaoma kana yakaderera tembiricha kuomesa.

7) Paridza jasi rekutanga repamusoro: Dirusa iyo dema alkyd enamel kune viscosity yel8-22s, sefa uye yakachena, uye zvakaenzanirana pfapfaidza jasi rimwe.

8) Kuomesa: kuzviomesa pamhepo tembiricha ye24h kana kuomesa pa100 ℃

9) Kukuya mvura: ine 80 ~ 320 mvura sandpaper, iyo putty chikamu mvura ichikuya yakatsetseka, pukuta, yakaoma kana yakaderera tembiricha kuomesa.

10)Paridza jasi rechipiri: deredza iyo dema alkyd enamel kune viscosity ye18 ~ 22s, uye zvakaenzana pfapfaidza nzvimbo dzepamberi neyechipiri pamwe chete. Mushure mekupfapfaidza, firimu rinofanira kunge rakatsetseka uye rakajeka, uye hapafanirwe kuve nekuremara kwakadai sekudonha, kuunyana, kuputika, kuyerera, kuunganidza pendi uye kusvibiswa.

11)Kuomesa: kuzviomesa kwe24h kana 40-60min pa80-100 ℃. Kupenda simbi bumper, kuitira kuti uwane yakawanda yakajeka, yakaoma uye yakasimba adhesion firimu, zvakanakisisa kupenda amino kuomesa pendi, kuitira kuti uvandudze kunaka kwefirimu; Kune mabumpers esimbi ari kudiwa nekukurumidzira kusangana, kuitira kupfupisa nguva yekuvaka uye kuvandudza kugona kwekugadzira, nitro enamel coating inogona kushandiswa. Paunenge uchipfapfaidza jasi repamusoro, mitsara 2-3 inogona kuramba ichipfapfaidzwa, uye lh inogona kuunganidzwa uye kushandiswa mushure mekupfapfaidza.

(2)Kuiswa kweFRPBumper

1)Dewaxing: FRP bumper muchigadzirwadefilm, pamusoro pacho kazhinji pane rukoko rwewakisi. Kana wakisi isina kubviswa zvakakwana, inokanganisa zvakanyanya kunamatira kwekuputira, kuitira kuti firimu rekuputira rive delamination kana rasangana nekurovera kwakaoma (kudonha). Naizvozvo, wakisi inofanira kunyatsobviswa kuti ive nechokwadi chemhando yepende. Pane nzira mbiri dzekubvisa waxing: kugeza mvura inopisa uye kugeza solvent. Paunenge uchishandisa mvura inopisa yekudzikisa, sora iyo workpiece mumvura inopisa pa80-90 ℃ ye3-5 min. Mushure mekunge wakisi yanyungudutswa uye yasukwa, wakisi inogona kubviswa nekuinyudza mumvura ine 60-70℃ inopisa kwemaminetsi maviri kusvika matatu. Kana organic solvent ichishandiswa kudonhedza, iyo workpiece yepamusoro inogona kugadzirwa neNo.

2) Scraping putty: Shandisa pervinyl chloride putty kana alkyd putty kukwenya nzvimbo isina kuenzana yakati sandara. Nekuda kwekukurumidza kuoma, iyo pervinyl chloride putty inogona kuramba ichikweshwa uye yakaputirwa kusvika yatsetseka.

3) Kuomesa: yakaoma pervinyl chloride putty ye4 ~ 6h, alkyd putty ye24h.

4)Kukuya mvura: ine 260 ~ 300 yemvura sandpaper, iyo greasy layer mushure mekudzokororwa kwemvura kukuya yakatsetseka pukuta, yakaoma kana yakaderera tembiricha kuomesa.

5)Spray primer: shandisa C06-10 grey alkyd two-channel primer (two-channel slurry) kuti ikurungadze zvakakwana uye zvakaenzana kutanga, uye wobva wawedzera xylene kuti uidonhedze kune viscosity ye22 ~ 26s, uye zvakaenzana kupfapfaidza chiso chepamusoro. Ukobvu hwefirimu yepende panguva yekupfapfaidza huchagadziriswa nekuzadza zvizere mavara ejecha.

6) Drying: kuzviomesa 12h kana 70 ~ 80 ℃ yakaoma Lh.

7) Kukwenya delicate: Shandisa vinyl chloride putty kana nitro putty uye wedzera shoma shoma ye diluent kusanganisa mu dilute putty. Kurumidza kukwenya uye kutsvedzerera pini uye zvimwe zvidiki zvakakanganisika. Kunge shave yakaoma. Kuramba kuchikwenya uye kupeta 2 ~ 3 nguva.

8) Kuomesa: Dry nitro putty ye 1-2h uye pervinyl chloride putty ye 3-4h.

9)Kukuya mvura: the putty parts with 280-320 water sandpaper water grinding, and then with 360 water sandpaper, the putty parts and face of all paint film comprehensive water grinding smooth, repeating wipe, dry or low temperature drying.

10)Pfaya jasi rekutanga:

Dilute perchlorethylene kana alkyd magnet pendi (dema kana grey) kusvika 18 ~ 22s viscosity, pfapfaidza mukati nekunze kweworkpiece zvitete uye zvakaenzana.

11)Kuomesa:

Perchlorethylene pendi kuomesa 4 ~ 6 maawa, alkyd pendi kuomesa maawa 18-24.

12)Mvura mill:

Nechekare No. 360 kana No.

13)Pfaya imwe topcoat:

Perchlorethylene magineti pendi kune viscosity ye16-18s, alkyd magineti pendi kune viscosity ye26 ~ 30s, iyo bumper mukati nekunze zvese zvakaenzana pfapfaidza pamwe chete, pakupfapfaidza kunofanirwa kutarisisa pendi inoenderana.Kana yekutanga varnish iri perchlorethylene, iyo varnish inogona kupfapfaidzwa nevinylyd chloride kana alkyd varnish. Kana iyo yekutanga varnish iri alkyd varnish, iyo varnish inogona kupfapfaidzwa chete nealkyd varnish, kwete vinyl chloride varnish.

(14)Kuomesa:

Perchlorethylene pendi kuomesa maawa 8-12, alkyd pendi kuomesa maawa makumi mana nemasere.

15) Ikuongorora:

Thependi firimu inofanira kuva yakatsetseka, inopenya, yakanaka kunamatira, isina kupupuma, izere, inoyerera ichirembera, isina kuenzana chiedza kusunungurwa, wrinkles, tsvina uye zvimwe zvikanganiso.Secondary pendi firimu inofanira kuva yakatsetseka uye yakajeka, yakasimba adhesion, pasina kuyerera pachena, kuyerera kunorembera, tsvina uye zvimwe zvikanganiso.

Maitiro ekushandisa mari shoma kana uchinge wapendazve mabumpers

Kazhinji kutaura,apo bumper yepamberi yemotokariyakakweshwa dema, zvinoreva kuti kukwenya kwacho kwakanyanya kukuvadza pendi, uye kana nyaya iyi ichida kugadziriswa, inofanirwa kupendwa zvakare. Zvinodawo kusarudza kuti pendi yacho inoda kupendwa here kana kuti kwete. Semuenzaniso, kana chiyero chepende chiri chidiki, zvichiri kusingakodzeri kupfapfaidza pendi, asi chete kuita inowirirana patching oparesheni kugadzirisa dambudziko.Heino kuti tichashanda sei, saka tinogona kushandisa mari shoma kugadzirisa dambudziko rekukwenya pendi.

1. Zvishandiso zvinodikanwa: sandpaper, sponge, kugadzira, squeegee, pendi spray, tepi yechinangwa-zvose, nzira yekuongorora: Kana bumper inowanikwa munguva, buda kunze kwemotokari kuti uongorore nzvimbo chaiyo uye wozoita chirongwa chekugadzirisa.Semuenzaniso, rudzi rwejecha raunoda kuisa jecha, jira rinoda kuiswa jecha, uye kufanana kunoda kupfapfaidzwa? Danho

2. Geza ronda rinenge rakuvara padanho rinotevera.Nguva inodiwa mukuita uku inotariswa nehuwandu hwekukuvara uye inoenderana nekurodza kwaunoita.

        3. Kuchenesa zvakare: Kuchenesa uku ndikowo kubvisa tsvina kubva pakukuya, zviri nani danho rinotevera, dhaka rekuzadza nzira: panguva yekukuya, mushonga wekuwedzera, zvichida kushandisa zvakaenzana, kwete zvakanyanya asi kupfuura nzvimbo yeronda.Iyi nzira ndeyewo kugadzirisa nzvimbo ye concave uye wozomirira kwemaawa anopfuura maviri kuti dope riome;

4 . Ramba uchipenya: Iyi polishing iri kushandisa 600 nhamba yejecha, asiwo kupa mberi kwedhaka murombo butt.Kusvikira ronda ratsvedzerera pane imwe pende, kana zvisina kudaro pendi yepfapfaidzo ichava yakashata zvikuru.Iyi nzira inotora pasi pemaminitsi e10 kuti ichenese zvakare: kuchenesa uku ndikowo kubvisa tsvina yakasara mumatanho mashomanana ekutanga, nguva ino ingosuka yakachena uye kumirira kuomeswa;

5.Kushandisa tepi yekunamatira: kugadzirira danho rinotevera pakupfapfaidza pendi, uye kudzivirira kusvibiswa kweimwe nzvimbo yakakwana yepende.Spray painting process: Apo chirongwa ichi chinogona kuverengwa sechinenge chapera, pende yebumper inofanira kusaswa zvakaenzana, zvichida pasina kusiyana kwemavara.Pakupedzisira, mirira kuti pende iome isati yashandisa wax pakupukuta.