Sassan Rivet, Rivet Shank, sassan rivet

Rivet shack shine tushen dukkan sassan rivet masu ɗaukar nauyi. Kowace rivet, ko da ƙarfi, makafi, rabin-tubular ko kuma tsarin zobe mai lanƙwasa, an gina ta ne a kusa da rivet tare da sassan rivet masu dacewa waɗanda ke kammala ayyukan mannewa da kullewa.

1.1 Rivet Shank: Jikin Jiki Mai Ɗauke da Nauyi na Tsakiya

Rivet shack yana nufin babban shaft mai siffar silinda wanda ke ratsa ramukan da aka riga aka haƙa na kayan aiki da aka tara, yankewar bearing, tashin hankali da kuma damuwar girgiza a tsawon rayuwar haɗin. Takamaiman ƙayyadaddun bayanai guda uku suna ƙayyade aikin rivet kai tsaye:

Diamita na Shank:

Girman da aka saba amfani da shi ya kama daga 2.4mm zuwa 12mm don amfanin masana'antu. Ƙananan sandunan hannu suna haifar da ramuka masu laushi da kuma rashin ƙarfi na mannewa.

Tsawon Riko (Tsawon Inganci Mai Inganci):

Sashen da ake amfani da shi na hankin da ya dace da kauri na kayan da aka haɗa. Zaɓin hankin da ba shi da isasshen riƙo ba ya haifar da cikakken kwan fitila na baya; riƙon da ya wuce kima yana haifar da rashin daidaituwa da kuma rashin haɗin haɗi a ƙarƙashin nauyin hawa keke.

Kayan Shank & Shafi:

Kayan da aka fi amfani da su sun haɗa da ƙarfen aluminum, ƙarfen carbon, ƙarfe mai kauri 304/316, jan ƙarfe da tagulla. Ana shafa fenti na zinc, fenti na galvanization ko passivation a saman shank don toshe iskar oxygen da lalata galvanic tsakanin bangarorin ƙarfe daban-daban.

1.2 Babban Sassan Rivet Masu Tallafawa da aka Haɗa da Shank

1.2.1 Kan Rivet

Kan yana samar da faffadan saman bearing don yaɗa ƙarfin mannewa daidai a saman gaban panel, yana hana ja-in-ja a ƙarƙashin matsin lamba. Bambancin kan masana'antu sun haɗa da:
● Kan Dome: Babban taro, mafi girman yanki na taɓawa, ana amfani da shi sosai don kabad na ƙarfe da firam ɗin kayan aiki
● Babban kan flange mai faɗi: Don siririn abubuwa masu ƙarfi kamar zanen filastik da allunan haɗin aluminum
● Kan da ke fuskantar matsala: Bukatar kammala saman da ke da ruwa, wanda aka saba yi wa bangarorin jikin motoci da sassan sararin samaniya
● Ƙaramin kai mai faɗi: Ƙaramin ɗaurawa don ƙananan wurare da ƙananan gidaje na lantarki

1.2.2 Sashen Wutsiya Mai Canzawa na Rivet Shank

Rigunan makafi: Wutsiyar shank mai rami tana rugujewa kuma tana shiga cikin makullin kwan fitila lokacin da mandrel ɗin ya ratsa ta, tana samar da anga na baya na dindindin ba tare da buƙatar shiga bayan taron ba.

1.2.3 Mandrel

Mandrel ɗin wani fil ne daban da ke ratsa cikin ramin rivet mai rami, wani muhimmin sashi ne na rivet wanda ya keɓance musamman ga rivets masu kama da pop/blind.

1.2.4 Rufin Wanki da Makulli (Sassan Rivet na Musamman)

Don rivets masu rufewa waɗanda ba sa shiga ruwa da kuma rivets masu girgiza sosai, ƙarin sassan rivet an haɗa su da shank:
● Wankewa mai rufe roba/nailan: Ya dace tsakanin kan rivet da panel don toshe shigar ruwa, ƙura da iskar gas don wuraren rufewa na waje da na lantarki
● Ɓawon makullin ƙarfe: Ana amfani da shi akan rivets masu tsinken zobe na Huck, ana kulle su a kan ramin shank mai nakasa don kawar da sassautawa yayin da ake ci gaba da girgizar injina (motoci, manyan injuna, kayan aikin jirgin ƙasa)

2. Rarraba Kayan Rivet

An haɗa sassan rivet ta hanyar ƙirar tsarin rivet, saboda kowane rukuni yana ɗauke da siffofi daban-daban na shank da sassan tallafi.

2.1 Abubuwan Rivet Guda Ɗaya (Jiki Mai Ƙarfi, Nau'in Shank Ɗaya Mai Haɗaka)

Waɗannan rivets ɗin sun ƙunshi sassa biyu na core rivet: kai da aka kafa + ƙusoshin ƙusoshi masu ƙarfi, babu wani mandrel na ciki daban. Shigarwa yana buƙatar samun dama zuwa ɓangarorin biyu na workpiece don canza wutsiyar shank.

2.2 Abubuwan Rivet Masu Rufewa Biyu (Ramin Shank + Mandrel Mai Raba)

Nau'in rivet da aka fi amfani da shi don haɗa shi da gefe ɗaya, an raba shi zuwa sassa biyu masu zaman kansu: harsashin rivet (ƙoƙon rivet mai rami) da kuma fil ɗin mandrel. Ƙananan rukunonin sun dogara ne akan aikin shank:

1. Rivets na makafi na yau da kullun

● Rushewar sassan rivet: Kan flange + santsi mai santsi + mandrel na ƙarfe

2. Rivets na makafi masu rufewa

● Rushewar sassan rivet: Kan flange mai faɗi + cikakken rufewar ramin shack + mandrel mai jure tsatsa

3. Rivets na kwan fitila masu riƙewa da yawa

● Rushewar sassan rivet: Babban kan flange + shank mai faɗi mai canzawa + babban mandrel mai ƙarfi

2.3 Tsarin Rivet Mai Kaya da Yawa

Rivets masu jure girgiza masu nauyi waɗanda aka gina su da kayan rivet guda uku ko fiye a bayan ginshiƙin tushe:

● Rivets masu zobe: Rivet sleeve (shank) + serrated mandrel + serrated lock kwala; shank yana da ramuka masu zagaye waɗanda ke haɗuwa da abin wuya bayan an cire mandrel
● Rivets masu ninki uku masu riƙewa da yawa: Ramin bango mai kauri mai ƙarfi + wutsiya mai sassauƙa da za a iya faɗaɗawa + mandrel mai tauri; faɗaɗar ragon hanyoyi uku yana ba da juriya mai kyau ga chassis na motocin kasuwanci.