粗纱

降低亚麻粗纱煮漂工艺重量损失的技术措施

Measures for Reducing Weight-loss of Flax Rove of Scouring and Bleaching Process

亚麻、黄麻及混纺粗纱煮漂工艺研究

Study on the Boiling-Bleaching Process of Flax 、 Jute and Blended Rove

基于遗传算法和BP网络的精毛纺粗纱质量预报

Worsted roving forecast based on genetic algorithm and BP neural network

试论粗纱机纺纱张力的CCD在线监控

Trial Discussion on CCD On-line Monitoring Spinning Tension of Roving Machine

用E玻璃无捻粗纱作增强材料。

E-glass fiber is used as reinforcement .

就粗纱机Al－Si合金锭翼所发生的断裂问题，提出了解决措施，并收到了良好的效果。

The measures of crack elimination for Al Si ingot are suggested and the better results are obtained .

法国FM5型搓捻粗纱机性能探讨

Study on the characteristic of FM_5 twistless slubbing frame

同时，通过CCD光电传感器将粗纱张力实时反馈到专家控制器，从而保持纱的张力处于某一给定的范围之内。

Using CCD photoelectric sensor the tension of yarn feeds back to the expert controller and keeps under the certain precision .

介绍了HY系列粗纱机的结构特征和性能特点。

Structure and property of HY series roving machine is introduced .

用PIV代替粗纱机铁炮装置时调速机构的设计计算

Design of fly frame speed controller when using PIV drive instead of the cone drum

用相同粗纱采用传统环锭纺和Elite紧密纺纺制CJ14.5tex纱，对两种纱线进行了性能测试对比。

Spinning CJ 14.5 tex yarn with same roving using traditional ring spinning and Elite compact spinning , property test of these two yarns is compared .

Omron变频器在三轴粗纱机中的应用

Application of Omron Inverter in the Triaxial Roving Machine

本文提出图像处理技术，对梳毛机末道毛网CV值进行在线全过程检测，使粗纱的均匀性得到控制，并与电容式条干仪测定的CV值进行比较，取得了满意的结果。

Compared with the capacitive evenness tester , the computer image processing can satisfactorily control the evenness of finish woolen web in the whole production process .

并介绍了在粗纱机上采用PIV时的成形凸轮设计方法和有关参数的选定。

The method of designing the builder cam of fly frame and the selection of its parameters for the PIV drive are presented .

结果表明，气动V形牵伸机构在生产中适合大牵伸工艺，粗纱定量加重，成纱质量较弹簧摇架加压好。

The result shows that pneumatic V type draft mechanism is suitable for large draft technology in production , and if weighing roving quantum , yarn quality is better than pressure of spring cradle .

本文论述了软质无捻粗纱浸润剂WP聚酯乳液的合成及乳化方法，介绍了其性能及应用情况。

The synthesis and emulsification method of WP polyester emulsion and its preparation and application are introduced in this paper .

通过试验测试发现粗纱伸长率对粗纱重量不匀率和条干CV值影响显著，强调了控制粗纱张力的重要性。

The test shows that the influence of roving elongation percentage on roving weight unevenness and evenness CV is evident , and the control of roving tension is very important .

本文通过试验研究结果论述了技改型S2高强玻璃纤维无捻粗纱的技术性能及其在军工及民用复合材料制品上的应用性能。

This paper describes experimentally the technical properties of improved S2 high strength glass roving and its application properties of composites products in military and civil application .

系统的软件设计是本文的重点，作者采用Visualc++语言作为开发工具，编写了基于电机转速变化数学模型和粗纱卷绕成形数学模型的控制软件，实现了对电机的转速控制及粗纱的成形控制。

Design of software is the emphases of this paper . Based on the mathematic model , I edit the software of controlling motor speed and yarn rolling and forming by Visual C + + . The system responses rapidly , and controls the rolling process precisely .

HY系列粗纱机采用多电机分步传动和多块CPU并联控制技术，纺纱性能稳定，生产效率高。

Multi electrical machinery stage transmission and multi CPU parallel connect control technology are adopted by HY series roving machine , spinning property of HY series roving machine is stable , productive efficiency is high .

FA467粗纱机控制系统属于大惯量、非线性时变系统，采用传统的PID和通常的自适应控制都不能满足本系统的要求。

FA467 roving frame control system is a large inertia and nonlinear system , traditional PID and self-adaption control method can not satisfy the need of this system .

FL-16型粗纱机铁炮三自动装置工作原理

Operating Principles of Tri-auto Device of Cone on FL-16 Roving Frame

本文介绍了A453系列粗纱机改造的一种方法。

This paper introduces a method of improving the series of A453 roving frame .

新型粗纱机纺纱张力的调节与控制采用基本参数设定、手动补偿及CCD张力传感器自动调节三种方法，纺纱生产时相互配合，可取得较好的效果。

Three methods of confining basic parameters , manual compensation and automatic adjusting with CCD tension sensor are adopted by new type roving machine to adjust and control spinning tension . If the three method matching with each other in spinning production , the better effect is gained .

本文就FY401型亚麻粗纱机的设备现状及部分机构改造进行了介绍。

The article introduces the status of FY401 roving frame and the reformation of its parts .

以EJK211型粗纱机为例，介绍了微型计算机控制粗纱机纺纱张力的调节与控制方法。

Taking EJK211 roving machine for example , adjusting and controlling method in spinning tension of microcomputer is introduced .

FA478型托锭粗纱机是我公司在原FA477型托锭粗纱机基础上研发的最新电脑型托锭粗纱机。

FA478 type hold flyer roving frame is based on FA477 hold flyer frame , it is the newest computerized one .

本文叙述了A454型粗纱机应用偏心齿轮式张力补偿装置，导致粗纱成形角变化的基本原理。

It is expounded here the primary principles of eccentric gear tension compensation system that changes roving shape angle on A454 roving frame .

认为FA425型粗纱机采用恒张力纺纱控制系统，在速度较高的情况下，纺纱质量较为稳定。

The test shows that spinning quality is better in high speed condition with constant tension in spinning control system of FA425 roving machine .

以悬锭粗纱机为例，对该机的关键零件锭翼建立了回转力学模型，得出合理设计机械结构尺寸和机电量转换的重要参数K1、K2、K3、K4。

Taking the advanced suspending spindle reducer as an example , for its key part-spindle wings , the running mechanics model are established . And the important parameters K_1 , K-2 , K-3 , K-4 for designing mechanics construction and converting electricity are given out .