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drafting multiple
相关语句
  牵伸倍数
     Strength and elongation, elastic recovery, evenness and hairiness of rotor spinning cotton polyurethane complex yarn which were influenced by rotor speed, polyurethane drafting multiple and twist factor were analyzed. Technology optimizing was done through orthogonal test.
     分析了纺杯速度、氨纶丝牵伸倍数及捻系数对转杯纺棉氨复合纱强伸性能、弹性回复性、条干及成纱毛羽的影响,通过正交试验对工艺参数进行了优化。
短句来源
     Through researching each performance of rotor spinning cotton polyurethane complex yarn, configuration of rotor speed 49 300 r/min, polyurethane filament drafting multiple 4.5, yarn design twist factor 500 is feasible.
     其中以氨纶丝牵伸倍数对复合纱性能的影响比较大。 综合考虑转杯纺棉氨复合纱各项性能,工艺配置以纺杯速度49 300 r/m in、氨纶丝牵伸倍数4.5倍、纱线设计捻系数500为宜。
短句来源
     Technique advantage of application of RSB-D30C drawing frame in single drawing after combing was introduced. Back zone drafting multiple,sliver delivery speed and influence of adding or subtract one cotton sliver on semi-finished goods & yarn quality were tested. The test shows that RSB-D30C drawing frame has good property,single drawing after combing can instead of two passage drawing,and yarn quality can be improved significantly.
     介绍了RSB-D30C型并条机应用于精梳后单并的技术优势,并对后区牵伸倍数、出条速度、加减1根棉条,对半制品及成纱质量的影响进行了试验,试验结果表明,RSB-D30C型并条机的性能优良,用于精梳后单并对改善成纱质量效果显著。
短句来源
     Noil gauge should be enlarged in combing process. Draft multiple of back zone should be reduced reasonably in drawing process in the condition of unchanged total drafting multiple. Roller gauge of main draft zone should be shortened and back zone draft of spinning should be reduced in roving and spinning process.
     总结出在纺天然彩棉时,清棉工序应“勤抓少抓,多梳少打,充分混和”,梳棉工序采用低刀小角度、适当降低刺辊速度,精梳工序加大落棉隔距,并条工序在总牵伸不变的情况下适当减小后区牵伸倍数,粗纱工序和细纱工序缩小主牵伸区罗拉隔距、适当减小细纱后区牵伸的工艺原则。
短句来源
  “drafting multiple”译为未确定词的双语例句
     Spinning C 14.6 tex when roller gauge is 5 mm×5 mm×10 mm,ahead movement of pressure bar is + 2.5 mm and back zone drafting multiple is 1.533,Yarn quality is better.
     纺C 14.6 tex纱时,罗拉隔距5 mm×5 mm×10 mm、压力棒前移+2.5 mm、后区牵伸为1.533倍时,成纱质量水平较高;
短句来源
     Machine wave about 70 mm can be eliminated if tension drafting multiple of head plate and compression roll is 1.091.
     圈条盘与压辊间的张力牵伸为1.091倍时,可消除70cm左右的机械波。
短句来源
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短句来源
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短句来源
     Study on the Multiple Media Instructional Method of Drawing Geometry and Engineering Drafting Course
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短句来源
     The Problem of Drafting Force(I)
     牵伸力问题(I)──牵伸力与纤维的摩擦性能和牵伸倍数
短句来源
     COMPUTER PARAMETER DRAFTING
     计算机参数绘图
短句来源
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Strength and elongation, elastic recovery, evenness and hairiness of rotor spinning cotton polyurethane complex yarn which were influenced by rotor speed, polyurethane drafting multiple and twist factor were analyzed. Technology optimizing was done through orthogonal test. Property of C 58 tex(77.8 tex) rotor spinning cotton polyurethane complex yarn was tested, the result shows that influence of polyurethane filament drafting multiple on complex yarn elastic recovery rate is evident, and influence...

Strength and elongation, elastic recovery, evenness and hairiness of rotor spinning cotton polyurethane complex yarn which were influenced by rotor speed, polyurethane drafting multiple and twist factor were analyzed. Technology optimizing was done through orthogonal test. Property of C 58 tex(77.8 tex) rotor spinning cotton polyurethane complex yarn was tested, the result shows that influence of polyurethane filament drafting multiple on complex yarn elastic recovery rate is evident, and influence of polyurethane filament drafting multiple on breaking strength & elongation at break is existing, influence of rotor speed on complex yarn elastic recovery rate and hairiness and influence of yarn design twist factor on complex yarn elastic recovery rate & evenness CV are existing, all in all the influence of polyurethane filament drafting multiple on complex yarn performance is larger. Through researching each performance of rotor spinning cotton polyurethane complex yarn, configuration of rotor speed 49 300 r/min, polyurethane filament drafting multiple 4.5, yarn design twist factor 500 is feasible.

分析了纺杯速度、氨纶丝牵伸倍数及捻系数对转杯纺棉氨复合纱强伸性能、弹性回复性、条干及成纱毛羽的影响,通过正交试验对工艺参数进行了优化。C 58 tex(77.8 dtex)转杯纺棉氨复合纱的性能测试结果表明:氨纶丝牵伸倍数对复合纱弹性回复率影响显著,对断裂强力和断裂伸长率有一定影响;纺杯速度对复合纱弹性回复率和毛羽有一定影响;纱线设计捻系数对复合纱弹性回复率和条干CV值有一定影响;其中以氨纶丝牵伸倍数对复合纱性能的影响比较大。综合考虑转杯纺棉氨复合纱各项性能,工艺配置以纺杯速度49 300 r/m in、氨纶丝牵伸倍数4.5倍、纱线设计捻系数500为宜。

Three kinds configuration of FA311F drawing frame were discussed,spinning technology of FA311F drawing frame was optimized too.When using flat fan-shaped pressure bar and positive rotary pile double pipe,cotton yarn evenness CV can be reduced.Spinning C 14.6 tex when roller gauge is 5 mm×5 mm×10 mm,ahead movement of pressure bar is + 2.5 mm and back zone drafting multiple is 1.533,Yarn quality is better.Machine wave about 70 mm can be eliminated if tension drafting multiple of head plate and compression...

Three kinds configuration of FA311F drawing frame were discussed,spinning technology of FA311F drawing frame was optimized too.When using flat fan-shaped pressure bar and positive rotary pile double pipe,cotton yarn evenness CV can be reduced.Spinning C 14.6 tex when roller gauge is 5 mm×5 mm×10 mm,ahead movement of pressure bar is + 2.5 mm and back zone drafting multiple is 1.533,Yarn quality is better.Machine wave about 70 mm can be eliminated if tension drafting multiple of head plate and compression roll is 1.091.

介绍了FA311F型并条机的三种配置。对FA311F型并条机的纺纱工艺进行了优选,采用扁扇形压力棒及积极回转绒套,对降低棉条条干CV有利;纺C 14.6 tex纱时,罗拉隔距5 mm×5 mm×10 mm、压力棒前移+2.5 mm、后区牵伸为1.533倍时,成纱质量水平较高;圈条盘与压辊间的张力牵伸为1.091倍时,可消除70cm左右的机械波。

Property of milk fiber was introduced,according to worse cohesion force of milk fibers,bales mixing of milk fiber & tearing combing cotton sliver was adopted,cotton lap quantum were weighed suitably in opening & cleaning process,carding sliver quantum was heavier to reduce sliver broken ends,roving twist factors were bigger controlled,big gauge & small drafting multiple of back zone were adopted in back zone technology of spun-yarn and small gauge was adopted in front zone in spinning process to reach...

Property of milk fiber was introduced,according to worse cohesion force of milk fibers,bales mixing of milk fiber & tearing combing cotton sliver was adopted,cotton lap quantum were weighed suitably in opening & cleaning process,carding sliver quantum was heavier to reduce sliver broken ends,roving twist factors were bigger controlled,big gauge & small drafting multiple of back zone were adopted in back zone technology of spun-yarn and small gauge was adopted in front zone in spinning process to reach the quality demand of milk fiber cotton fiber blended yarn.

介绍了牛奶纤维的特性。针对牛奶纤维抱合力差的特点,采用牛奶纤维和撕断的精梳棉条进行棉包混和;在开清棉工序适当加重棉卷的定量;梳棉工序为减少棉条断头,生条定量偏重控制;粗纱的捻系数偏大掌握,使用橡胶假捻器,提高加捻效率,采用较小的粗纱张力;为了与较大的粗纱捻系数相配合,细纱后区工艺采用大隔距、较小的后区牵伸倍数,前区采用小隔距,可适应牛奶纤维与棉纤维混纺纱的质量。

 
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