Detailed Explanation of the Use of Washers

In the field of mechanical design and manufacturing, washers are commonly used parts that distribute pressure, prevent wear, and provide sealing. This article will provide a detailed explanation of the use of tooth washers, double stack lock washers, and spring washers, to help you better understand and apply these types of washers.

I. Use of Tooth Washers

Tooth washers, as the name suggests, are characterized by their toothed projections, which provide improved grip and self-locking performance. When using tooth washers, they should be placed between two parts, with the toothed projections contacting the surface of the parts to achieve fixation and sealing. Here are some points to note during installation:

1. Ensure that the toothed projections of the washer make good contact with the surface of the part to fully utilize its self-locking performance.

2. The thickness of the washer should be selected based on the required pressure and sealing performance.

3. Avoid using tooth washers in high-temperature, high-pressure, or corrosive environments, as this may affect their service life.

II. Use of Double Stack Lock Washers

Double stack lock washers are made up of two stacked metal plates and offer good self-locking performance and high load-bearing capacity. When using double stack lock washers, place them between two parts, with the friction between the stacked layers achieving self-locking. Here are some points to note during installation:

1. Ensure that the stacked layers of the double stack lock washer make uniform contact with the surface of the part to fully utilize its self-locking performance.

2. The thickness of the washer should be selected based on the required pressure and sealing performance.

3. Avoid using double stack lock washers in extreme temperatures or corrosive environments, as this may affect their service life.

III. Use of Spring Washers

Spring washers, also known as lock washers, have good elasticity and sealing performance. When using spring washers, place them between two parts, with the spring effect achieving sealing. Here are some points to note during installation:

1. Ensure that the spring washer makes tight contact with the part's surface to fully utilize its sealing performance.

2. The diameter and thickness of the washer should be selected based on the required pressure and sealing performance.

3. Avoid using spring washers in high-temperature, high-pressure, or corrosive environments, as this may affect their service life.

Conclusion:

Tooth washers, double stack lock washers, and spring washers have wide applications in mechanical design and manufacturing. By understanding their characteristics and methods of use, their performance can be better utilized to improve the stability and reliability of mechanical equipment. During use, attention should be paid to selecting the appropriate washer type and size, as well as avoiding use in harsh environments, to ensure the normal operation of the washers and to extend their service life.