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汉语拼音：zhé wān

尤指来回折弯而褶皱。

折弯 [折弯（Bending）—金属板料在折弯机上模或下模的压力下，首先经过弹性变形，然后进入塑性变形,在塑性弯曲的开始阶段，板料是自由弯曲的·随着上模或下模对板料的施压，板料与下模V型槽内表面逐渐靠紧，同时曲率半径和弯曲力臂也逐渐变小，继续加压直到行程终止，使上下模与板材三点靠紧全接触，此时完成一个V型弯曲，就是俗称的折弯@@@@@下图是@@@@@°V型折弯：#####]

1. 折弯（Bending）—金属板料在折弯机上模或下模的压力下，首先经过弹性变形，然后进入塑性变形,在塑性弯曲的开始阶段，板料是自由弯曲的·随着上模或下模对板料的施压，板料与下模V型槽内表面逐渐靠紧，同时曲率半径和弯曲力臂也逐渐变小，继续加压直到行程终止，使上下模与板材三点靠紧全接触，此时完成一个V型弯曲，就是俗称的折弯@@@@@下图是@@@@@°V型折弯：

• He bent the iron bar as if it had been made of rubber.

  他将铁棍折弯,彷佛那是用橡皮做成的.

• He could bend horse - shoes with his bare hands.

  他可以徒手将马蹄铁折弯.

• A pebble dislodged, a blade of grass bent, a file moved.

  无论是取出一块鹅卵石, 折弯一片草叶,还是移动一份文件.

• Use the simple program of CNC milling machine and stretch bending machine.

  使用CNC数控 铣床和拉伸折弯机(与普通CNC语言相同)程序.

• Packaged products of bending, binding site take die cutting, creasing.

  包装产品的折弯处 、 结合部位等都需要模切 、 压痕工艺实现.

• CNC milling process and stretch bending process production operation and site control.

  CNC数控加工和拉伸折弯工序的操作和现场控制.

• When dropped, malleable glass would bend rather than shatter into bits.

  韧性玻璃掉在地上后, 只会折弯而不会打碎.

• GF series CNC Press Brake provide quality and operational safety for operators.

  GF系列数控液压折弯机确保操作员的操作质量及安全性?

• Feeding system adopts CNC servo motor, bending angle uses CNC control.

  采用数控伺服电机进料系统, 数控折弯角度控制系统.

• TUBE DIAMETER SHALL BE WITHIN 10 % OF NOMINAL DIAMETER WITHIN BEND RADIUS.

  管直径须在直径理论值和折弯半径的10%以内.

• He can bend a pipe with his hands.

  他可以用双手把导管折弯.

• Automatic calculation and adjustment of press force.

  折弯出力吨数由电脑计算自动调整工作压力.

• Rack: Bending quality carbon steel forming and welding.

  机架: 采用优质碳素钢板折弯成形及焊接.

• Automatic calculation of blank parts length.

  自动计算折弯工件材料展开长度.

• AIR BENDER TAKE OFF PERFORMANCE SPECS.

  空气折弯机起飞性能规格.