Spring_ Answers to Common Questions about Spring Design
What is the characteristic curve of a spring? What is its relationship with the stiffness of the spring? What are the differences between the characteristic curves of constant stiffness springs and variable stiffness springs?
18
2025
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02
How to determine the damage condition of a running bearing
Bearings are important rotating parts in all machines. Early detection of bearing failure can prevent unplanned equipment downtime caused by bearing damage. Not all equipment is equipped with online instruments. Therefore, machine maintenance personnel must remain highly alert to the "failure signals" of bearings, such as noise, temperature, and vibration. "Listening," "touching," and "observing" are three important factors.
18
2025
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02
Detailed Operation of the Spring Machine
The adjustment of the spring machine can be divided into individual adjustments of each mechanism and overall adjustments that connect all mechanisms together. When adjusting the coil spring machine, the required tools should be correctly selected and installed first, such as wires, feeding rollers, various cams, mandrels, cutters, push rods, etc., and then adjustments should be made item by item according to the process requirements.
18
2025
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02
Changes in the metal heating process: oxidation and decarbonization
Oxidation and decarbonization are two important concepts in materials science, especially significant in metal processing and heat treatment.
18
2025
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02
Choose the appropriate quenching cooling medium
Different types of metal materials have different requirements for quenching cooling rates. Low carbon steel: It can usually be quenched using water or brine, as these two media can provide a faster cooling rate, which helps achieve the desired hardness and strength.
18
2025
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02
Overview and Characteristics Analysis of Spring-Type Production Line Equipment Models
The 3D models provided in this article are mostly modeled using mechanical drawing software such as SolidWorks, Proe/Creo, UG/NX, CATIA, and Inventor. Please note that some models may not include the source format files, but we will provide common intermediate formats such as step, igs, stl, and bin to ensure that you can smoothly preview and use these models.
28
2022
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07
In two minutes, understand the four fires in industry (Annealing, Normalizing, Quenching, Tempering)
The four fires in industry can be summarized in simpler terms as follows: Annealing: giving metal a "full body massage" by heating it and then slowly cooling it down. Normalizing: allowing the metal to "strengthen and condition" by heating it and then cooling it in the air. Quenching: making the metal "harden rapidly" by heating it and then suddenly placing it in water or oil for quick cooling. Tempering: "reducing the fire" of the quenched metal by reheating it and then cooling it again.
10
2022
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01
The application of titanium in steel and its impact
Titanium has a strong affinity for elements such as nitrogen, oxygen, and carbon, making it an excellent deoxidizer and an effective element for fixing nitrogen and carbon. In steel, the compounds formed by titanium and carbon (TiC) have a very strong bonding force and high stability, and they only slowly dissolve into the iron solid solution at high temperatures (above 1000°C).
12
2021
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11
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