Square section coil springs

方形截面螺旋弹簧

Square section coil springs offer unique advantages over traditional round wire springs through their distinctive geometric profile. The square cross-section creates a larger contact surface area, which distributes loads more evenly and reduces contact stress between coils. This design characteristic makes them particularly effective in applications where space is limited but high force requirements must be met. The square profile also provides better resistance to lateral deflection, making these springs ideal for precision tooling where accuracy and repeatability are critical.

方形截面螺旋弹簧通过其独特的几何外形相比传统圆线弹簧提供了独特的优势。方形横截面创造了更大的接触表面积，可以更均匀地分配负载并减少线圈之间的接触应力。这种设计特性使它们在空间有限但必须满足高力要求的应用中特别有效。方形外形还提供了更好的抗侧向偏转能力，使这些弹簧成为精密工装的理想选择，在这些应用中精度和可重复性至关重要。

Manufacturing and material considerations

制造和材料考虑

The production of square section springs requires specialized wire drawing equipment and precise heat treatment processes to maintain the sharp corners and flat surfaces essential for optimal performance. Material selection is crucial, with chrome silicon steel and chrome vanadium steel being preferred for their excellent fatigue resistance and ability to maintain sharp edges during forming. The square geometry allows for more compact spring designs while achieving similar or higher spring rates compared to round wire alternatives. However, the manufacturing complexity means these springs require careful specification to ensure proper performance in the intended application.

方形截面弹簧的生产需要专用的拉丝设备和精确的热处理工艺，以保持对最佳性能至关重要的锐角和平面。材料选择至关重要，铬硅钢和铬钒钢因其优异的抗疲劳性能和在成型过程中保持锐边的能力而受到青睐。方形几何形状允许更紧凑的弹簧设计，同时与圆线替代方案相比实现相似或更高的弹簧刚度。然而，制造复杂性意味着这些弹簧需要仔细规范以确保在预期应用中的适当性能。

• Wire cross-sections: Available from 1.5mm to 12mm square dimensions
• Material grades: Chrome silicon, chrome vanadium, and stainless steel options
• Solid height optimization: Reduced solid height due to better nesting of coils
• Spring rate calculation: Modified formulas required due to square cross-section
• Load distribution: More uniform stress across wire cross-section
• Corner radius control: Maintained within 0.05-0.15mm for optimal performance
• Heat treatment: Specialized processes to prevent corner cracking
• Testing standards: Custom testing protocols for square section verification
• Application suitability: Best for high-load, limited space applications
• Cost considerations: Typically 20-40% higher than equivalent round wire springs

• 线材横截面：可提供1.5mm至12mm的方形尺寸
• 材料等级：铬硅、铬钒和不锈钢选项
• 压并高度优化：由于线圈更好的嵌套而减少压并高度
• 弹簧刚度计算：由于方形横截面需要修改的公式
• 负载分布：在线材横截面上更均匀的应力
• 圆角半径控制：保持在0.05-0.15mm范围内以获得最佳性能
• 热处理：防止圆角开裂的专门工艺
• 测试标准：方形截面验证的定制测试协议
• 应用适用性：最适合高负载、有限空间的应用
• 成本考虑：通常比等效圆线弹簧高20-40%