Chipboard Screws square drive Flat Countersunk Head

Fiberboard ƙusoshi samfurori ne masu zafi da suka dace don shigar da kayan aikin wuta. Ana amfani da su galibi don haɗawa da ɗaurewa tsakanin allunan katako da tsakanin allunan katako da faranti na ƙarfe na bakin ciki.

Ana amfani da screws Countersunk mafi yawa bayan shigarwa, kuma ba za a iya ɗaga saman sassan ba, kuma sassan da za a ɗaure suna da kauri biyu. Kauri, bayan an ɗora dunƙule, har yanzu akwai wani ɓangaren zaren da ba ya shiga ramin zaren. Yawancin lokaci akwai yanayin da kauri na ɓangaren da aka ɗaure bai kai tsayin kan madaidaicin kai ba, wanda aka fi gani a sassa na ƙarfe a cikin kayan aikin injiniya, kamar haɗin kai tsakanin hinge na chassis da kofa da akwatin; da takardar takarda na kayan aiki Haɗin murfin zuwa kayan aiki, da dai sauransu Saboda ƙananan kauri daga cikin ɓangaren, ɓangaren ƙarfe da aka ɗora, dunƙule ta cikin rami gaba ɗaya ya zama rami na conical, a cikin wannan yanayin, lokacin da countersunk kai. dunƙule ne tightened, dunƙule shugaban ba tapered surface don danna sheet karfe part , amma kasa na dunƙule shugaban da saman da threaded rami suna matsi. Ko da yake yana jin an ƙulle dunƙule, ɓangaren karfen ya makale maimakon a danna shi. A wannan yanayin, ko da yake yana jin cewa an ƙara dunƙule dunƙule, ƙwanƙarar takarda Ba a ɗora kayan gwal ɗin ba. Wannan lamari ne na gama-gari.

Ana amfani da sukurori na Countersunk a cikimasana'anta furniture, kabad, da sauran filayen.