Ceann countersunk
scriúnna soicéad heicseagán , ar a dtugtar freisin scriúnna soicéad heicseagán cupán árasán, atá coitianta i gcórais na Breataine agus méadrach, agus is iad na hábhair a úsáidtear go coitianta cruach dhosmálta agus cruach carbóin. Tá ceann an scriú cruinn ar an taobh amuigh agus heicseagánach sa lár. Cón 90-céim is ea a cheann. Tar éis a shuiteáil, is féidir an ceann scriú a mheaitseáil leis an dromchla gléasta chun an dromchla gléasta a choinneáil cothrom.
Is minic a úsáidtear scriúnna soicéad heicseagán countersunk in innealra, go príomha le haghaidh cheangail, díchóimeáil, nach bhfuil éasca le duillín Uillinn agus buntáistí eile. De ghnáth is cineál "L" an eochair heicseagánach, tá foirceann amháin fada agus tá an taobh eile gearr. Nuair a bhíonn tú ag baint úsáide as an taobh gearr chun an scriú a chasadh, coinnigh an taobh fada is féidir go leor fórsa a shábháil agus ról maith cheangail a imirt.
Ceann countersunk hexagon socket screw is mostly used in the need to install, the surface of the parts can not have concave place, fastener parts and there are two kinds of thickness, the so-called thick, that is to say, the thickness of the fastening parts is greater than the thickness of the countersunk head hexagon socket screw head, after the screw tighten, there is still a part of the thread does not enter the thread hole. Countersunk hexagon socket screws can be tightened in this case. There is usually another case, that is, the thickness of the fastening parts is less than the high plating of the countersunk head hexagon socket screw head, which is common in sheet metal parts in mechanical equipment, such as the hinge of the case and the connection between the door and the box.
Tá muid ag monaróir le 20 bliain de tháirgeadh scriú agus taithí saincheaptha, is féidir a shaincheapadh de réir do riachtanais a mhapáil chun próiseáil samplach, más gá, fáilte roimh fhiosrú!
