Part 5 processing
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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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Part 5 processing

Part 5 Processing

Unit 1 Injection molding

Unit 2 Extrusion

Unit 3 Blow molding


New words

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


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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


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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


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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


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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


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  • 聚合物入口压力


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  • 限制性浇口

  • 一般浇口


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  • 流变学(rheology)


Unit 1 injection molding

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


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  • 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。


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  • 电热片(electric heater bands))

  • 料斗(hooper)、回转螺杆与料筒(barrel)组合,和喷嘴(nozzle)


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  • 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。


Part 5 processing

  • 浇道衬套(sprue bushing)

  • 流道(runner)


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  • 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),


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  • 脱料板(stripper plate)


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  • 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)


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  • 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)


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  • 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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