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Part 5 Processing

Part 5 Processing. Unit 1 Injection molding Unit 2 Extrusion Unit 3 Blow molding. New words. 1.fabrication n. 制作,构成,生产,加工 processing n. 加工 2.numerous a. 大量的,众多的,无数的 3. granular a. 粒状的 granularity 颗粒度 powder n. 粉状物 4.feed …into 将 … 加入(喂入) 5. hopper n. 料斗,储料室;漏斗

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Part 5 Processing

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  1. Part 5 Processing Unit 1 Injection molding Unit 2 Extrusion Unit 3 Blow molding

  2. New words 1.fabrication n. 制作,构成,生产,加工 processing n.加工 2.numerous a.大量的,众多的,无数的 3.granular a.粒状的 granularity 颗粒度 powder n.粉状物 4.feed …into 将…加入(喂入) 5.hopper n.料斗,储料室;漏斗 6.barrel n.料筒,机筒

  3. 7.screw n.螺杆,螺纹 single-screw extruder twin-screw extruder 8.ram n. 柱塞,撞击,填塞 9.mold n.模具,模型 vt.浇注,塑造 10.cavity n.模腔,腔,空穴 11.harden v变硬,硬化 broaden,widen,strengthen, lengthen, thicken 12.mechanism n.机构,机械装置 mechanic 技工 mechanical a.机械的

  4. 13.by far 到目前为止 14.mass n质量;大规模的生产,eg. mass production 15.eject v推出,喷射,顶出 16.injection n 注塑,v. inject injection molding machine注塑机 co-injection 共注塑 17.extrusion n.挤出 extruder挤出机 18.shot n.v.一射,一啤,一次注射 19.surface n.表面,外表

  5. 20.part n.零件,部件,制件 21.hollow a.中空的,空心的 22.article n.文章;商品,制品 23.parison n.玻璃半成品;雏形,初形 24.expand v.膨胀 EPS (expansible) 25.uniform a.均匀的 26.container n.容器 27.form v成型 forming 28.shape n.形状;型材 29.die n.口模,机头 changeable die 30.channel n.槽形,槽

  6. 31.coextrude共挤 32.stripping v.脱模,拆模 33.blowing吹塑成型 34.conveyer n.传输带,输送带 35.clamp v.夹紧 36.sag n.下垂,垂度 37.vacuum n.真空 38.calendering n.压延 39.roll 辊 40.gap 缝隙 41.plasticate v.塑炼

  7. 聚合物入口压力

  8. 限制性浇口 • 一般浇口

  9. 流变学(rheology)

  10. Unit 1 Injection molding 1.Hopper料斗 2.cavity 模腔 3.part 制件 4.mold 模具 5.screw螺杆 6.heater加热器 7.nozzle 喷嘴 8.barrel 机筒 9.hydraulic cylinder 液压油缸 10.ram 柱塞

  11. 主要包括了射出系统(injection system)、模具系统(mold system)、油压系统(hydraulic system)、控制系统(comtrol system)、和锁模系统(clamping system)等五个单元。

  12. 电热片(electric heater bands)) • 料斗(hooper)、回转螺杆与料筒(barrel)组合,和喷嘴(nozzle)

  13. 进料区(feeding zone)、压缩区(compression zone, 或转移区transition zone)、和计量区(metering zone)三个区段,如图2-3所示。

  14. 浇道衬套(sprue bushing) • 流道(runner)

  15. 导杆(tie bars)、固定模板(stationary platen)、移动模板(movable platen)、和容纳模穴、竖浇道、流道系统、顶出销和冷却管路的模板(molding plates),

  16. 脱料板(stripper plate)

  17. 冷却管路(cooling channels) • 障板管(bafflers)、扰流板(bubblers)或热管(thermal pins or heat pipes)等 • 竖浇道(sprue)、冷料井(cold slug well)、主流道、分枝流道、和浇口(gates)。 • 热流道(Hot runner或无流道runnerless)后板(rear plate)

  18. 背压(back pressure) •  射出速度(injection speed或螺杆速度ram speed) • 喷射流(jetting) • 凝固点(freezing point) • 止回阀(check valve) • 缓冲量(cushion)

  19. 射出量(shot size) • 射出速率(injection rate) • 流道尺寸(size of runner) • 塑件壁厚(part thickness) • 开模时间(mold-opening time,也称为dead time) • 镶埋件(insert)

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