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2022

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06

Cheapest HEX Head Cap Screw introduces the knowledge of screws


How much do you know about screws? Follow the Cheapest HEX Head Cap Screw editor for a brief understanding of it!

Cheapest HEX Head Cap Screw
The tightening screw includes a head and a screw part of an integrated structure, and is characterized in that: an externally threaded rod body is connected above the head, the top of the externally threaded rod body is provided with a wrench hole, and a wrench body is provided outside the head, and the wrench body There is an internal thread, the external thread rod body is provided with an external thread, the pulling body and the external thread rod body are connected by a threaded connection, the bottom end face of the pulling body is provided with a counterbore, and the inner hole size of the counterbore is larger than that of the head The outer edge dimension of the counterbore, the depth dimension of the countersunk hole is greater than the height dimension of the head, and the difference between the depth dimension of the countersunk hole and the height dimension of the head is the set value A; The distance between the end face and the tightening face is equal to A. The utility model can make the distance between the head of the tightened tightening screw and the tightening face the same, so that all tightening screws can easily achieve the same workpiece surface Tighten to the same degree.
The above is the editor of Cheapest HEX Head Cap Screw: a brief introduction to the relevant knowledge of screws.