What are the types and functions of screws?

March 21, 2023

Screws can be seen everywhere in life, we only know that it means a lot to us. We don't know much about its exact role. So what is the use of screws? The role of screws is mainly to connect two workpieces together for fastening, and screws can also play a role in motion transmission. There are different types of screws with different functions, so let's take a look at the types and functions of screws.

What are the types of screws?

1. Screws can be divided into
Machine Screws, Self-Tapping Screws, Drilling Screws, Wallboard Screws, Fiberboard Screws, Wood Screws, Hex Wood Screws, Non-Protruding Screws, Combination Screws, Miniature Screws, Furniture Screws, Electronic Screws.
2. According to the head shape, it can be divided into
Hexagon head, hexagon head with flange, square head, T head (hammer head), mushroom head (truss head), cheese head ), round head, pan head, countersunk head (flathead), raised countersunk head.
3. According to the groove type, it can be divided into

Phillips, cross, one character, inner triangle, inner corner square, rice character, flower shape, plum blossom shape, flower shape one character, special shape, inner hexagon, etc.

Screw

What is the function of the screw

1. Fasten the connection
The main function of the screw is to connect two workpieces together and fasten them. Screws are used in general equipment, such as mobile phones, computers, cars, bicycles, various machine tools and equipment, almost all machines Screws are needed.

2. Movement transmission
Presumably many people don’t know how the screw is transmitted. For example, the juicer at home. When the juicer is moving the rotating shaft, we will find that the cross section is made of quadrilateral or trapezoidal screws. The knives and other parts that are joined together also move together. The screw plays a role of motion transmission here.

Application fields of screws

Screws have important tasks in industry. As long as there is industry on the earth, the function of screws will always be important. Screw is a common invention in people's production and life for hundreds of years. According to the application field, it is the largest invention of human beings. Screw is an indispensable industrial necessity in daily life: the tiny screw used in cameras, glasses, clocks, electronics, etc.; the general screw for TV, electrical products, musical instruments, furniture, etc.; Screws and nuts; transportation equipment, aircraft, trams, automobiles, etc. are used together with large and small screws.

Screws