Clamp ndi zofalitsa zapadera zokweza zinthu zomalizidwa. Njira zosiyanasiyana zopangira mphamvu zamphamvu zitha kugawidwa m'magulu atatu: ma lever clamp, eccentric clamps ndi zina zosunthika.
The clamping force of the lever clamp imapangidwa ndi kulemera kwa zinthuzo kudzera mu mfundo ya lever.Chotero, pamene mtunda wa nsagwada umakhala wokhazikika, mphamvu yokhotakhota imakhala yofanana ndi kulemera kwakufa kwa chinthu chopachikidwa, kotero kuti katundu akhoza kutsekedwa. modalirika.
The clamping force of eccentric clamp imapangidwa ndi kudzilemera kwa zinthuzo kudzera pakudzitsekera komweko pakati pa eccentric block ndi zinthu.
The clamping force of the other movable clamp is kwaiye ndi wononga limagwirira ndi kunja mphamvu, ndipo alibe chochita ndi kulemera ndi kukula kwa zinthu.