一种涉及纺织领域内短纤维纱线的内扭矩平衡方法及其生产设备。利用具有可控分束纤维结构单股纱线的特点，提出了一种全新的单股无扭矩纱线的机械加工方法，并将其应用于环锭纺纱工艺中。该方法通过对现有环锭纺纱机器的简单改进，实现了在一部机器及一个工艺步骤内加工单股无扭矩纱线的可能。该技术能够适用于所有类型短纤维材料的生产，并可突破现有物理平衡技术加工无扭矩股纱的最高纱支极限，同时该技术能够加工出传统环锭纺纱机不能正常加工的低捻度纱线。单股无扭矩环锭纱线机械性能良好，手感好，条干均匀，无残余扭矩。
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一种磁性布样／柔性材料夹持装置，夹持待测布样于数码织物外观／表面测试评定仪的传送带上，包括：一对夹头，每一夹头由一夹头上片和一夹头下片构成，所述布样的端部夹持在该夹头上片和夹头下片之间，所述夹头下片的内侧设置有永久磁铁，所述夹头下片的背侧设置有一凸出的定位块；一对定位衔铁，固定于所述传送带上，所述定位衔铁具有与所述夹头的定位块相对应的槽，所述夹头的定位块穿过所述传送带嵌入所述定位衔铁的槽内。这套装置的主要作用是保证布样被均匀地夹持，使得被夹持的织物表面平整，控制布样的伸长，使之不发生变化。方便操作者夹持布样，保持被测布样处于良好的状态以保证测量的精度。
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A three-dimensional affine transformation method employs ALBTM (a three-dimensional affine model based on line feature) to express the relationship between two-dimensional space and three-dimensional space, and the specific mathematical expression of ALBTM is Sax=C1AX+C2AY+C3AZ, Say=C5AX+C6AY+C7AZ, .....
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One kind of soil nail pullout test box, comprising: a test box body, the left and right sides (ie soil nails tail and front) were provided with a convex body connected to pass this test case of a first chamber and an additional second additional chamber, the test box body and said first additional s.....
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A method for single-limb multi-joint training, joint linkage device and method. The apparatus includes an upper platform (201,413,703,809) the proximal end of the intermediate platform (208,411) and is provided with switching means (109,707) for the lower platform (713), extending the distal end of .....
[Detail]
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