







A flexible screw, interchangeably referred to as a movable joint screw or adjustable screw, is a special type of fastener with a unique and innovative design. Below is a comprehensive exploration of the flexible screw's remarkable features and uses:
Key Features
1. Removable and Adjustable: Unlike conventional screws, the flexible screw boasts an adjustable tightening force, allowing it to be freely fine-tuned. It supports multiple cycles of disassembly and reinstallation, which makes it an exceptional choice for settings where frequent adjustments or routine maintenance are required.
2. Ingenious Flexible Structure: This screw features a nut that is not directly in contact with the thread; instead, it's ingeniously linked through an elastic washer or similar middle structure. Such a design innovation enables the screw to be disassembled and assembled flexibly without thread damage, thereby significantly prolonging its lifespan.
Operating Principle
The principal operation of a flexible screw is founded on its distinctive structural design. In connecting two components, one end is screwed into the threaded aperture of one element. Subsequently, the nut's position and tightening force can be adjusted to securely connect the opposing component to the screw's other end. This is achieved without direct contact between the nut and thread, facilitated by connectors like elastic washers, thus allowing seamless assembly and disassembly without compromising the thread.
Application Scenarios
Knot screws are extensively employed across diverse fields due to their flexibility, convenience, and reliability in ensuring robust connections.
1. Mechanical Manufacturing: In the realm of machinery, flexible screws are indispensable for the assembly and maintenance of mechanical apparatus. Their use is prevalent across various machines, including machine tools, stamping machines, and presses, where they ensure precise alignment and stable fastening of components.
2. Automobile Manufacturing: Within the automotive industry, numerous parts necessitate flexible screws for secure assembly—ranging from intake and exhaust manifolds to chassis connectors. These components often require regular maintenance, and flexible screws cater to this need with ease of disassembly and installation.
3. Home Installation: Flexible screws are also invaluable in household settings, being used to affix items such as screens, televisions, and lighting fixtures. Their detachable and adjustable nature allows for easy repositioning or repair as circumstances dictate.
4. Other Fields: Beyond these, flexible screws find utility in electronic devices, construction and civil engineering, aerospace, and more. For instance, they secure electronic components like circuit boards and casings, and connect structural elements such as steel structures, bridges, and pipelines in civil engineering.
Types and Specifications
Flexible screws are available in a variety of types and specifications tailored to different application needs. Common variants include general-purpose articulated screws, high-strength versions, and special-purpose designs. Specifications such as thread diameter, length, and material composition can be customized to cater to specific requirements.
Usage Considerations
When deploying flexible screws, consider the following pivotal points:
1. Appropriate Selection: Choose the correct specifications and types of flexible screws based on distinct application scenarios and demands to guarantee a secure and reliable connection.
2. Proper Installation: Adhering to precise installation procedures is crucial to prevent thread damage or loose connections during the setup process.