FORK SHAPE PREINSULATION TERMINAL

The work of a tension spring is based on Hooke's law (F=kx). Among them, F is the elastic force generated by the tension spring, k is the stiffness coefficient of the tension spring (which depends on factors such as the material and geometric shape of the spring), and x is the elongation of the tension spring. When an external force stretches a tension spring, the elongation x of the tension spring is proportional to the magnitude of the external force, and the tension spring will generate an elastic force equal in magnitude and opposite in direction to the external force. For example, when you stretch a tension spring with a force of 10N on a tensioner, and the stiffness coefficient of the tension spring is 5N/cm, according to Hooke's law, it can be calculated that the tension spring has extended by 2cm, and the tension spring will generate a 10N elastic force to resist the stretch.
Mechanical manufacturing
On automated production lines, tension springs are used for resetting and tightening various mechanical devices. For example, in some stamping equipment, a tension spring can connect the punch and the body. After the punch completes the stamping action, the tension spring pulls the punch back to its initial position, preparing for the next stamping. At the same time, in some tensioning devices of conveyor belts, tension springs can adjust the tightness of the conveyor belt, ensuring that the conveyor belt can stably transport materials. If the conveyor belt is too loose, the tension spring will automatically tighten to prevent material slippage and other issues during transportation.
Automotive Industry
There are many components in the engine compartment of a car that use tension springs. For example, the tension spring of the throttle valve can ensure that the throttle valve can quickly return to the closed position after releasing the accelerator pedal, thereby controlling the intake volume of the engine. In the adjustment device of car seats, tension springs also play a role, such as the adjustment of seat backs. Tension springs can assist the backrest in maintaining stability after adjusting the angle and provide tension when it needs to be restored to its initial position.
Electronic devices
In the internal structure of some electronic devices, tension springs are used to connect components such as circuit boards and casings. When it is necessary to open the casing of an electronic device for maintenance or replacement of parts, a tension spring can provide a certain degree of elastic connection, making it easy to disassemble and install. Meanwhile, in some small electronic devices such as flip phones (although less commonly used nowadays), tension springs can help the flip to achieve smooth movement during opening and closing, and provide appropriate elasticity to keep the flip open or closed.