Hunhu Kudzora KweSimbi Chimiro

Hunhu Kudzora KweSimbi Mamiriro Kugadzirwa

Kucheka gasi (cushion kucheka kana kucheka murazvo) kunofanirwa kunge kuri kucheka kweCNC, kucheka chaiko, uye semi-otomatiki kucheka. Kana kucheka kwepamusoro kuchishandiswa zvisina mamiriro, kucheka kwemaoko kunogona kushandiswa, uye zvishandiso zvekubatsira zvakaita sekugadzira mold zvinofanirwa kushandiswa. Panguva imwecheteyo, 3-Iyo machining mvumo ye4mm inogadzirwa kana kutsetseka negumbo rekukuya.

Kune zvikamu zveplateti yesimbi yakaita mitsetse, mitsetse yakareba kumativi ose inofanira kunge yakatemwa-gasi panguva imwe chete kudzivirira saber kubva pakuremara. Kana kusungirirwa kwegasi kusingaverengeki kuchiitwa panguva imwe chete, kupatsanurwa kwegasi-kucheka kunofanira kushandiswa, uye 30-50mm inosara kwechinguva pakati pemigumo miviri yekutsemura uye pakati pezvikamu. Mushure mekunge kerf yatonhora, cheka 30-50mm kwese kwese.

Kuchekwa kwegasi kunofanirwa kuitwa pachikuva chakakosha, uye panofanirwa kuve nemutsara kana poindi yekubata pakati pepuratifomu uye ndiro yesimbi ichatemwa. Zvese zvakakosha zvikamu, kunze kwekunge zvatsanangurwa neimwe nzira mudhizaini yedhizaini, hazvifanirwe kusanganiswa nezvinhu zvipfupi.

Masimbi ese anofanirwa kuongororwa zvakare maererano nezvinopihwa zvinoenderana nezvinodiwa zvisati zvashandiswa. Kana pane deformation, nezvimwewo, nzira yacho inofanira kururamiswa uye kugadziriswa pasina kukuvadza simbi. Kubatanidza zvivako zvesimbi zvakaoma zvinofanira kunge zvakagara zvakabatanidzwa.

Nekutsauka kunobvumirwa kwekushongedza, kugadzira gomba uye kuungana kwesimbi zvimiro zvesimbi, ndapota tarisa kune "High Steel Regulations" uye "Inspection Regulations". Nzvimbo ye splicing nodes yezvikamu zvakakura ichabvumirwa nechikwata chekugadzira.

Steel Structure Welding Construction Quality Control

Pre-weld preheating uye post-weld kupisa kurapwa: Kune ma welds anoda kuve pre-weld uye post-weld kupisa kurapwa, tembiricha yekupisa kana post-kupisa tembiricha inofanirwa kuenderana neazvino akakodzera nyika zviyero kana zvakatemerwa ne process tests.

Nzvimbo yacho iri kumativi ose maviri e weld bead, uye hupamhi hwerutivi rumwe norumwe hunofanira kunge hunopfuura 1.5 nguva yehukobvu hweweldment, uye haifaniri kunge iri pasi pe100mm; post-heat treatment inofanira kuitwa pakarepo mushure mekugadzirisa, uye nguva yekubata inofanira kusarudzwa maererano nehupamhi hweplate, 1h pa 25mm plate thickness.

Zvinorambidzwa zvachose kutanga arc pachigadziko chesimbi kunze kweiyo weld zone. Nzvimbo yenzvimbo yearc inotangira mugororo ichave yakasungwa kamwe chete, uye hapana arc crater ichasiiwa.

Multi-layer welds inofanira kuramba yakanyungudutswa, uye imwe neimwe yevheji inofanira kucheneswa munguva mushure mekuputika.

4 Iyo kabhoni structural simbi inofanira kutonhodzwa kune ambient tembiricha mu weld, uye yakaderera-alloy simbi inofanira kuzviisa pasi kusingaparadzi kuongororwa weld maawa makumi maviri nemana mushure mekupera welding.

Mukuputira mahwendefa akakora uye majoini efillet ane ukobvu hunopfuura 20mm, iyo yekuvaka unit (kusanganisira yekugadzira uye yekumisikidza zvikamu zvinofanirwa kutora matanho anodiwa kudzivirira laminar kubvaruka munzira ukobvu.

Uyezve, kana kukora kweplate ≥ Kana ukobvu hwacho huri 30mm, kuitira kudzivirira kuputika kubvaruka munzira yekukora, isati yanyungudutswa, kutariswa kwekukanganisa kwe ultrasonic kuchaitwa munzvimbo ye 2 nguva ukobvu hweplate pamwe ne30mm kumativi ese. yepakati peiyo base metal weld. Pachave pasina kutsemuka, interlayers uye Kukanganisa senge delamination iripo.

Kana ndiro yekutsigira yemusha ichishandiswa kugadzira simbi, kuwedzera kune gap size pamudzi we welding groove, iyo inofanirwa kusangana nezvinodiwa zvekugadzira, ndiro yekutsigira uye weldment inofanira kunge yakanyatsobatanidzwa, kuitira kuti welding inoyerera inogona kunyungudika mukati. iyo backing plate, uye isangane nezvinodiwa zvinotevera:

• Izvo zvinodiwa zvehunyanzvi zveplate yekutsigira zvinofanirwa kunge zvakafanana neye welding zvinhu.
• Nzira yekugadzirira yeplate yekutsigira inofanira kunge yakafanana neyezvikamu zvakasungirirwa.
• Mushure mokunge welding yapera, ndiro yekutsigira inobviswa nekucheka. Chikamu chepakutanga chekubatana pakati pechikamu neplate yekutsigira inofanira kugadziriswa uye kuongororwa kune chero kuputika.

Kana welding pamativi akaiswa, zviyero zvakaita sema electrode akatetepa, yakaderera ikozvino, layering, uye interval welding inofanira kushandiswa kudzora tembiricha yechikamu chese chakamisikidzwa kudzivirira kutsva uye coagulation.

Paunenge uchitenderedza kumativi matatu uye kutenderedza fillet, makona anofanirwa kugara achisungirirwa. Simbi dzakaumbwa nhengo hadzifanirwe kusungirirwa pasi pekunetsekana. Welds anofanirwa kudzivirira kupindirana zvakanyanya sezvinobvira.

Steel Structure Installation Injiniya Yekuvaka Kwemhando Kudzora

1. Paunenge uchisimudza chikamu chesimbi mbiru, shandisa nzira mbiri yekusimudza. Mushure mekunge kusimudzwa kwaitwa uye kwakagadziriswa, tsigiro yechinguvana inopiwa kuti irege kutenderedzwa nemhepo kana mamwe masimba ekunze.
2. Chimiro chesimbi chinofanirwa kunge chine chitupa chemhando yechigadzirwa kana ichipinda saiti, uye madiki-mapurojekiti akadai senge welding yekubatanidza, fastener yekubatanidza, uye simbi yekugadzira chikamu inofanirwa kuve inokodzera.
3. Tarisa kugadzikana kwechikamu chekusimudza, sarudza kusimudza muchina zvine musoro, uye sarudza chirongwa chehupfumi uye chinogoneka chekusimudza.
4. Chimiro chesimbi chinofanira kusangana nezvinodiwa zvekugadzira uye zvinyorwa. Iyo deformation yechimiro chesimbi uye peeling yejasi inokonzerwa nekutakura, kurongedza, kusimudza, nezvimwe zvinofanirwa kugadziriswa uye kugadziriswa.
5. Nekumisikidzwa kweakawanda-layer kana yakakwira-yakakwira furemu nhengo, mushure mekusimudzwa kwega kwega kwega kwapera, inofanirwa kugadziriswa zvinoenderana nepakati yekugamuchira marekodhi uye kuyerwa kwedata, uye mugadziri anofanira kuziviswa kuti agadzirise kureba kwenhengo. Kana zvakakodzera.
6. Kune node dzinodiwa kuti dzive dzakasimba mukugadzira, ndege mbiri dziri kusangana dzinofanirwa kunge dziri 70% padyo kune imwe neimwe uye dzakatariswa ne 0.3mm feeler gauge. Mugero mukuru pakati pemipendero haufanire kunge wakakura kupfuura 0.8mm.
7. Nzvimbo yenyanga inofanira kuona kuoma kwepasi pembiru, uye kurongeka kwenyanga kunofanira kubvumira mbiru kana chigadziko kuti chitakure mimwe mitoro.
8. Iyo axis yekumisikidza yekoramu yega yega inofanirwa kutungamirwa zvakananga kubva pasi pekutonga mutsara, kwete kubva paaxis yekoromo yepasi; kukwirira kwepasi kwechigadziro kunofanira kudzorwa maererano nehupamhi hwepamusoro kana kukwirira kwekugadzira.
9. Mushure mekunge nzvimbo yekuoma kwenzvimbo yaumbwa, mukaha pakati pembiru yepasi ndiro uye nheyo yepamusoro inofanira kutsiviwa nematombo akanaka kongiri uye grouting zvinhu munguva.
10. Kana chimiro chesimbi chinotakurwa, chakarongedzwa uye chakaiswa, kugadzikana kwechimiro kunofanirwa kuve nechokwadi, uye chimiro hachifanirwe kukanganiswa zvachose.
11. Pakati pezvikamu zvesimbi zvakabatanidzwa ne-high-simba mabhoti, kudzorerazve hakubvumirwi pakuda, uye gasi-kucheka reming inorambidzwa zvachose. 12. Nokuda kwekugadzirisa kwekugadzirisa uye kukanganisa kunobvumirwa kwezvikamu, tapota tarisa ku "High Steel Regulations", "Steel Regulations" uye "Inspection Regulations".
12. Pre-embedded bolts: Panguva yekudurura, zvinodikanwa kuve nechokwadi kuti mabhaudhi enheyo anoramba aripo. Pamatanho ese ekuvaka, matanho anofanirwa kutorwa kuchengetedza mabhaudhi, shinda uye nzungu kubva mukukuvadzwa, ngura uye kusvibiswa. Varindi vebhaudhi vakavigwa munheyo vanofanira kuchengetwa vakachena uye vasina tsvina.
13. Grouting: Iyo grouting yepasi ndiro yembiru base inofanira kuitwa mushure mekunge chimiro chapfuura kurongeka, nhanho uye verticality bvunzo, ine tsigiro yakakwana, uye yakanyatso uye yakasimba yakabatana neiyo inogara inobatanidza nhengo. Nzvimbo iri pasi pechigadziko ndiro inofanira kubviswa uye kucheneswa isati yasvika. Commercial grout ichagadzirirwa, yakasanganiswa uye grout maererano nemirairo yemugadziri. Miedzo inofanira kuitwa kana zvichidiwa.
14. Paunenge uchiisa iyo profiled simbi mbiru, dzora kupfava uye kusimba kwegumbo rembiru, simbisa mabhaudhi, uye kwanisa kusimba kweiyo profiled simbi column.

Steel Structure Anti-Corrosion Construction Quality Control:

Pamberi pechimiro chesimbi chisati chapendwa, mabhura, ngura, oxide scale, mafuta emafuta uye zvakabatanidzwa pamusoro pezvikamu zvinofanira kubviswa zvachose, uye ngura inofanira kubviswa zvachose nejecha, kuputika kwepfuti, nezvimwewo. kubvisa ngura kunogona kuitwa nemagetsi emagetsi. , Pneumatic rust remove tool inonyatso bvisa ngura, mushure mekunge simbi inobvisa ngura inokodzera, inofanirwa kuvezwa mukati menguva inodiwa.

Kune zvikamu izvo zvave zvinopesana ne-rust primer, asi kune kukuvadza, ngura, kusvuura, nezvimwewo, uye zvikamu izvo zvisati zvave anti-rust primer, zvinofanirwa kurapwa nependi kubata-up. Izvo zvinodiwa ndezvi: shandisa epoxy zinc-rich primer seyekugadzirisa anti-rust primer, uye zvino zvichienderana nenzvimbo, ita chisimbiso, pendi yepakati, uye topcoat zvakarongeka.

Mushure mokunge mabhoti akabatanidzwa pa-saiti akaputirwa, pende ye-anti-rust inofanira kushandiswa maererano nezvinodiwa zvekugadzira. Kune mabhaudhi anoshandiswa mumhepo yakavhurika kana munzvimbo inoparadza yepakati, kunze kwekushandisa anti-rust pendi, majoini ekubatanidza mahwendefa anofanirwa kuvharwa nemafuta kana putty munguva.

Kuvaka Hunhu Kudzora KweSimbi-Kongiri Chimiro:

Kuti ugadzirise kupokana kwepakati pakati pesimbi yakadhindwa uye simbi mbariro padanda uye makoramu majoini mune yakaomeswa simbi-kongiri furemu, kuitira kuti uone kuenderera uye kupinda kweiyo mikuru mbariro mukoramu kubva pasi kusvika kumusoro uye kuve nechokwadi. kutendeseka kwayo, zvinodikanwa kugadzirisa iyo profiled simbi matanda uye makoramu pamberi pekugadzirisa.

Ita dhizaini yakadzama yenzvimbo yekuboora simbi yesimbi: Pamusoro pezvo, kuti ushandise bhoti yekudhonza kana iyo fomu yakatsigirwa, iyo yakadzama dhizaini yenzvimbo yekudhonza bhoti ziso pambiru yesimbi inofanirwa kuitwa.

Pamberi pekugadzwa kwechimiro chesimbi, iyo axis yekumisikidza yechivako, axis yenheyo uye chinzvimbo uye kukwidziridzwa kwemabhaudhi anchor kunofanirwa kutariswa, uye hwaro hunofanirwa kuyedzwa uye nzira dzekupa uye yekubvuma dzinofanira kuitwa.

Simba renheyo kongiri rinofanira kusangana nezvinodiwa zvekugadzira usati waiswa; nzvimbo yereferensi yenheyo axis chiratidzo uye kukwidziridzwa kunofanirwa kuve kwakaringana uye kwakakwana; kuiswa kweiyo profiled simbi mbiru: kudzora kukwidziridzwa, kudzora verticality, kudzora chinzvimbo, chinzvimbo cheiyo anchor bhaudhi uye nzvimbo inotsigira inofanirwa kuve yakarurama.

Indiro yesimbi yekutsigira ndiro inoshandiswa pakugadzika kwesimbi yakafanotaurwa inofanira kuiswa pasi peplate yepasi yegumbo retsoka padyo nebhaudhi yeanchor, uye mapoka maviri emapuleti ekutsigira anofanirwa kurongwa padivi pega yega stud bolt. Kubatana pakati pebacking plate ne base base nepasi pembiru kunofanirwa kunge kwakati sandarara uye kwakasimba. Usati wagadzira ndiro yepasi pembiru yembiru, ndiro yekutsigira inofanira kunge yakasungwa uye yakagadziriswa.

Iko kusimbiswa kukuru kwesimbi yakasimbiswa mbiru inofanira kuiswa zvakanyatsoenderana nemashoko akajeka ekugadzirwa kwechinzvimbo chekusimbisa kukuru. Inofanira kuve nechokwadi kuti nzvimbo yekusimbisa huru inopfuura nepandiro yeflange yeprofile simbi yesimbi ndeyechokwadi, uye verticality yechikamu ichi chekusimbisa inodiwa panguva yese yekuvaka kwekoramu.

Paunenge uchiisa iyo huru yekusimbisa kuburikidza neyakaomeswa simbi danda kana simbi inotsigira corbel flange ndiro, tanga wapfuudza iyo yekusimbisa kuti ibatanidzwe kuburikidza negomba rekusimbisa kubva pasi kusvika kumusoro, uye wozoshandisa yakakosha sleeve kubatanidza neyepasi yekusimbisa.

Iyo inosimudzira pamajoini eiyo profiled simbi-kongiri furemu inogona chete kugadziriswa kuita yakavhurika maoko nekuda kwesimba reiyo profiled simbi matanda uye simbi inotsigira corbel webs. Factory pre-soldered) welding.

Munguva yekugadziriswa kweiyo anchoring simbi ndiro kumusoro kwembiru, zvinodikanwa kuchengetedza maburi ekusimbisa zvichienderana nemhedzisiro yekudzika dhizaini yekusimbisa kurongeka kukuru. Iyo weld inofanira kuzadzwa nepakati pakati pegomba rakachengetwa uye kusimbiswa, uye pamusoro peiyo weld inofanira kunge yakanyungudutswa nechepamusoro peplate ye anchor;

Nyatsotarisa kureba kwezvinhu zvakasvibirira, gadzira zvinonzwisisika zvinosanganisa, uye kudzora huwandu hwesimbi bar majoini muchikamu chimwe chete kuti asangane nezvinodiwa zvekutsanangurwa.

Nzvimbo yemajoini esimbi yebhawa, kuparadzaniswa kwezvitsuwa, uye kona yezvikorekedzo zvinofanirwa kusangana nezvinodiwa zvekuvaka uye dhizaini, uye kugamuchirwa kwakavanzika kunofanirwa kuitwa.

Pamberi pembiru inotsigirwa, tambo inofanira kubuda kunze kwepamusoro pepamusoro, uye nzvimbo yekoramu inofanira kuiswa pakati, uye nzvimbo yekusimbiswa kwekoramu inofanira kugadziriswa.

Concrete kudururira Nekuda kwekusimbiswa kwakasimba kwakatenderedza chikamu chesimbi uye pesvedzero yechikamu chesimbi danda pamusoro pembiru, zvakaoma kudurura nekongiri yakajairika. Kusarudzwa kwekongiri yekuzvigadzirisa ine-self-leveling uye self-compacting zvivakwa zvinogona kuvimbisa kunaka kwekuvaka.

Kudira kwekongiri kumhanyisa hakugone Kana kuchikasira, kureba kwedota kunofanirwa kudzorwa panenge pa 0.5m nguva yega yega, uye nguva yenguva iri pakati penguva mbiri dzedota inofanira kudzorwa paanenge maminetsi gumi nemashanu.

Paunenge uchidururira kongiri, shandisa sando yerabha kuti urove kunze kwefomu, kunyanya makona mana ekona, kuitira kuti uone kana kongiri yakadururwa zvakasimba, uye inobatsira kubvisa pores mukati mekrete.