Menene dalilin karyewar ƙwanƙolin makaho lokacin da bai fito sosai ba?

Akwai manyan dalilai kamar haka:

1. Ja-ta-ta-ta: Ana cire mandrel na rivet daga jikin rivet gaba ɗaya, kuma karyewar mandrel ɗin ba ta karye ba, tana barin rami mai ratsawa a jikin rivet ɗin bayan an yi rivet ɗin.

Dalilan da ke haifar da wannan abin jan hankali sune: ƙarfin jan hankalin mandrel ya yi yawa; diamita na murfin mandrel ya yi ƙanƙanta; kayan jikin rivet ɗin ya yi laushi sosai; saman ramin ciki na rivet ɗin ya yi mai sosai.

2. Burr: Bayan ya yi rivet, burr ɗin karyewar mandrel zai ratsa wajen ramin rivet ɗin; ko kuma ramin jikin rivet ɗin ya fito da ƙarshen ya fito, ya samar da burr ɗin da ke goge hannun.

Dalilan burrs sune: diamita na murfin mandrel ya yi ƙanƙanta; kayan jikin rivet ɗin ya yi laushi sosai; diamita na haƙo kayan aiki ya yi girma sosai; girman bututun bindigar rivet ya yi girma sosai; nisan da ke tsakanin karyewar mandrel da kan mandrel ya yi girma sosai, wanda ya wuce kauri na ainihin Riveting.