AN00_A01.doc

QUOTATION Neumag GmbH Co KG Christianstra e 168 170 Postfach 2240 D 24531 Neum nster 54 6630 40 APPENDIX 1 附件 1 Process Description 工艺描述 Q no 54 6630 40 01 20 APPENDIX 1 page 1 QUOTATION54 6630 40 APPENDIX 1 附件附件 1 Process Description 工艺描述工艺描述 1 0Melt conveying system 熔体输送系统熔体输送系统 This contract plant starts from the outlet of polymer valve of the polycondensation plant The received melt from the polycondensation plant will be sent to the spinning through booster pump melt distribution 本合同装置从聚合车间的熔体阀出口开始 聚合车间的熔体通过增压泵和熔 体分配管线输送到纺丝车间 Melt conveying pipe 熔体输送管线熔体输送管线 The melt received from the polycondensation plant will be transferred from the booster pump outlet via a common melt conveying pipe and polymer cooler to the melt distribution pipes 聚合车间的熔体从增压泵出口经过共用的熔体输送管线和熔体冷却器输送到 熔体分配管线 Dowtherm systems for melt pipe spinning beam 熔体管线和纺丝箱体的导生系统熔体管线和纺丝箱体的导生系统 The melted polymer is uniformly distributed in a jacket heated melt distribution pipe system which guarantees an equal residence time of the melt for each position There is a Dowtherm system for keeping the melt under controlled temperature condition in the manifolds and spinning beams 均匀地将熔体分配到套管加热的熔体分配管线系统 该系统保证了熔体在每 个纺位上均等的停留时间 是导生系统始终控制分配管和纺丝箱体里的熔体 温度 Static Mixers 静态混合器静态混合器 The static mixers in the pipe system guarantee a uniform temperature profile in the melt without creating any dead spots in the system 管线系统的静态混合器在不引起系统盲点的情况下保证熔体的均衡温度 Q U O T A T I O N Project Jiangyin Huamei Special Fiber Company Q no 54 6630 40 01 20 APPENDIX 1 page 2 2 0Spinning System 纺丝系统纺丝系统 Including spinning beams spin packs spin pumps quenching finish application At each spinning position the melt throughput can be manually shut off by means of a valve 包括纺丝箱体 纺丝组件 计量泵 环吹风 纺丝上油 每个纺位的熔体通 过量可通过熔体管线阀进行人工关闭 Spinning beam 纺丝箱体纺丝箱体 Melt will be distributed from melt inlet to the individual spinning section Special round design for uniform temperature distribution 熔体从熔体入口分配到单独的纺丝区 特殊的圆形设计保证分配时的温度均 匀 Spinning pump 纺丝计量泵纺丝计量泵 The melt throughput of each spin position is accurately maintained by one single driven precision gear pump These pumps pump the melt through the spin packs where it is filtered and then through the spinneret holes in which the melt is transformed to filaments 采用一个单驱动齿轮泵对每个纺位的熔体通过量进行精确控制 计量泵将熔 体压入纺丝组件 在此进行过滤 然后经过喷丝板形成丝束 Spin pack 纺丝组件纺丝组件 consisting of upper part and distribution plate and spinnerette the melt will be filtered by means of metal powder and sieves The spin packs are mounted from top by lifting device 包括上盖 分配板和喷丝板 熔体通过金属粉末和滤网过滤 使用提升机将纺 丝组件从顶部安装 Quench air chamber quench air unit 环吹风室和环吹风装置环吹风室和环吹风装置 The freshly spun filaments then pass through quench chambers where the laminar quench air flow is distributed with regulated velocity and controlled temperature and humidity The quench air is prepared for the necessary process conditions in the quench air conditioning unit The air volume is controlled by speed adjustment of the blower fan within the limits of optimal pressure diagram The filaments are solidified with a uniform cross section Q U O T A T I O N Project Jiangyin Huamei Special Fiber Company Q no 54 6630 40 01 20 APPENDIX 1 page 3 刚形成的丝束经过环吹风室 在此层冷却风以规定的速率 温度和湿度进行分 布 冷却空气是环吹风装置中必要的工艺条件 Spin finish application 纺丝上油纺丝上油 After passing the quench chambers the filament bundles are guided over finish oiled guides From the quench ducts the filaments are led through the spin duct down to the fiber draw off wall 经过环吹风室的丝束被油剂导丝器牵引 丝束从冷却风管经过纺丝甬道直到 纤维卷绕板 3 0Draw off wall and canning 卷绕板和盛丝桶卷绕板和盛丝桶 Spin finish application 纺丝上油纺丝上油 After leaving the spin ducts the filament bundles of each position pass over a metering spin finish application system for uniform spin finish application 通过纺丝甬道后 每个纺位的丝束通过纺丝上油测量系统均匀上油 Tow threading plying 导丝器和叠丝机导丝器和叠丝机 The filaments of each position are then guided by non driven guide rolls and finally gathered into one combined tow 每个纺位的丝束通过自由导丝辊牵引 最后形成丝束 Feeding unit 喂丝装置喂丝装置 The combined spun tow from all positions is then pulled by the speed controlled 6 roller feeding assembly to the stationary sunflower wheel unit and doffed into cans This system is equipped with an automatic tow cutting system which cuts the tow during the doffing of the cans Both traversing directions of the can are effected by servo motor driven traverse carriages 各纺位的丝束通过可调速的 6 辊喂丝装置牵引到固定的夹丝轮轮装置并落入 盛丝桶 该系统带自动的丝束切断装置 在丝束落入盛丝桶时将其切断 盛 丝桶的两个横动方向由伺服电机驱动横动架产生 Canning traversing 盛丝桶和横动装置盛丝桶和横动装置 The can doffing process is effected fully automatically Q U O T A T I O N Project Jiangyin Huamei Special Fiber Company Q no 54 6630 40 01 20 APPENDIX 1 page 4 The length of the tow supply to the can is metered The shape of the can is square 落丝过程全自动化 落入盛丝桶的丝束长度经过测量 丝桶为正方形 4 0Fiber processing line 后牵伸生产线后牵伸生产线 Tow can conveying 丝桶运输丝桶运输 The cans are then discharged by a forklift truck to the creel at the fiber processing line 满桶后盛丝桶被叉车运输到后纺集束架 Creeling 集束架集束架 The tows from the cans in the creel are guided to the inlet thread guide to form three uniform tow bands 丝架室丝桶内丝被牵引到进口导丝器 形成相同宽度的三片丝束 These bands are then taken over the rollers of the tow guide stand which ensures constant tension before the tow enters the heated immersion bath receiving the necessary finish oil and a uniform temperature 导丝机使三片丝束张力均匀 丝束在浸油槽获得均匀的含油水率和温度 Drawing 牵伸牵伸 The main drawing of the tow is achieved between the godets of draw stand I and the godets of draw stand II 丝束的主要牵伸在第一牵伸机和第二牵伸机之间完成 The final drawing of the tow is effected between draw stand II and the first section of the high pressure steam heated calander roller unit passing the steam chest 二次牵伸在第二牵伸机和热定型机第一组高温高压滚筒之间完成 Heat setting 热定型热定型 For high and medium modulus fiber types the calander roller unit is used for heatsetting under tension and high temperature 高强高模涤纶短纤维 在张力和高温条件下加热和定型 In the following roller stand the tow is cooled under tension for stabilizing the properties For low modulus fiber the material has to be cooled under Q U O T A T I O N Project Jiangyin Huamei Special Fiber Company Q no 54 6630 40 01 20 APPENDIX 1 page 5 tension by spraying demineralized water onto the tow between calender drier and cooling stand 丝束在热定型机和冷却机之间 在张力的情形下 喷软化水 提高纤维的模 量 稳定纤维内部的高分子结构 Crimping 卷曲机卷曲机 Then the three uniform tows are stacked to one uniform tow with the proper width to enter the crimper system 三片相同的丝束被叠成和卷取机宽度相同的一片丝束 然后进入卷曲机 Then the tow passes the dancer roller which guarantees a constant tow tension in front of the crimper by controlling the crimper speed Before entering the crimper the tow passes the steam chest where it is heated up 然后丝束通过张力机 丝束得到相同的张力 张力机控制卷曲机的速度 丝 束进入卷曲机之前 卷曲蒸汽箱将丝束加热 Passing the crimper the crimping effect of the tow can be adjusted by means of the pressure of the nip rolls and the stuffing box 丝束的卷曲效果