注塑专业用语文档格式.docx

1、Adjust injection rate调节注射速度 Use uniform granulation 使用统一的颗粒 Reduce temperature of nozzle降低管口/喷嘴温度 Preheat material 预热原材料 Reduce rear cylinder temperature and use uniform granulation 降低后料桶温度，使用统一的颗粒 Balance gate position , relocate gates,平衡流道位置，重新定位流道 Vent Mould, reduce injection pressure, reduce cyl

2、inder temperature在模具上开口，减少注射压力，降低料桶温度Increase mould temperature增加模温 Reduce injection pressure降低注射压力 Preheat the material adequately, use a hopper dryer充分预热原材料，使用漏斗干燥机Decrease the mould cycle time, decrease the cylinder temperature减少模具周期时间，降低料桶温度 Check the moulding powder for contamination , check th

3、e feed system, purge the cylinder, Check the regrind content and quality.检查混料粉末，检查灌注系统，净化料桶，检查回用料的组成和质量Increase the size of the runner and the gates. 增大水口和流道的直径Wipe the mould , use lesser quantity of lubricants, change the lubricant and try 擦模，减少脱模剂使用，更换脱模剂试验Increase or decrease the injection rate.

4、增加或降低注射速度Black streaks黑纹Frictional heat caused by movement of cold granules past one another 冷料运动引起的摩擦热Air trapping in the mould 排气不良Plunger off-center causing friction burning of material 顶针摩擦热烧坏材料Contamination污染 Use external indication, increase rear cylinder temperature , vent mould properly, rel

5、ocate gates. 增加注射口温度，正确释放模具，重新定位流道Reduce injection pressure. 降低注射压力Relocate plunger 重新定位顶针Purge the cylinder清理料桶Short shots缺料Cold material 料温低Cold mould 冷模Insufficient pressure 压力不足Insufficient feed不足的进料 Poor venting排气不良 Insufficient plunger forward time 活塞前进时间不足Insufficient injection speed注射速度不足Imp

6、roper balance of plastic flow in multiple cavity moulds.多穴模具中塑料流动失衡 Insufficient feeding加料不足 Melt flow restricted熔体流动受限 Back pressure in cavity 模具背压Unbalanced runner design 不平衡的水口设计Cold slug clogging gates, runners and sprue. 冷料堵塞流道、水口等Un uniform mould temperature 模温不合理Un uniform melt cushion 熔融保护不合

7、理Machine capacity not enough 设备吨位不足 Increase plastic temperature提高塑料件温度 Increase mould temperature增加模温 Increase pressure and temperature 增加压力和温度 Increase feed 增加进料量 Increase number and size of vents增加排气口数量和大小 Increase plunger forward time. 提高活塞前进时间 Increase injection speed 提高注射速度 Correct unbalanced

8、coixlition 纠正流动不均衡情况Check the material in the hopper, check the feed throat for resin agglomerates, machine capacity not enough 检查料斗里的原料,检查注料口熔料是否结块，设备能力是否足够Increase the gate, runner, and sprue size, use the nozzle with a higher diameter hole, try with a higher MFI material, check the nozzle for blo

9、cks. 增加流道、水口、注射口尺寸，更换高MFI材料，检查喷嘴Provide adequate venting, reduce the clamping force. 加强通风，减小锁模力Balance the runner design , cavity location 平衡水口设计、型腔定位Increase the size of cold slug well, provide cold well for sub runners. 增加冷料阱，为分水口设计冷料阱Rearrange the cooling line of mould to provide a uniform coolin

10、g 均匀冷却（重新安排冷却温度）Maintain a uniform melt cushion, check the back flow valve and, repair if needed 维持熔融垫的均衡，检查并修复背流值Use a bigger machine.使用较大设备 Flash批锋Material too hot 料温太高Excessive feed 加料过多Erratic feed加料不稳定 Poor parting line or matting surface合模线或分型面不良Erratic cycle time注射周期不稳定Injection pressure is t

11、oo high注射压力过高 Insufficient clamping force 锁模力不足Foreign matter or flash acting as high spot on mould land. 模面杂质Mould platens are warped , Clearance in vents, knock-outs, etc. are too great 模芯歪、排气口间隙，模芯破坏等Insufficient venting causing material from cavity to flow out通风不足引起原料从模腔流出 Injection pressure une

12、venly distributed in the mould模具中的注射压力分配不均 Reduce material temperature, increase cycle time, decrease mould temperature 降低料温，增加循环时间，降低模温 Reduce feed 少加料 Check the feeding system. 检查加料系统 Reface the parting line , matting surface 抛光分型面、合模线 Maintain uniform cycle time. 稳定注塑周期 Decrease the injection pre

13、ssure, decrease the hold on pressure, decrease the injection hold time, 降低注射压力、保压压力注射时间 Use wherever necessary bigger machine if available, reduces number of cavities; adjust the mechanism to increase the clamping force. 尽可能使用较大设备，减少模腔数量，调节机械装置以增加锁模力 Inspect mould land and clean carefully. 检查清理模腔表面C

14、heck the clearance and adjust 检查调整间隙Inspect vents and clean in case of blockage, enlarge vents, if needed. 检查并清理通风口以防堵塞，如有必要，扩大通风口Cavity and runner layout should be balanced 平衡型腔以及水口分布Sprue sticking分流道粘连Excessive pressure 压力过大Nozzle not aligned with sprue bush 喷嘴未与注入口尘套并排Sprue puller too small 衬套太小M

15、aterial too cold at nozzle and sprue unable to breakaway.喷嘴处料温过低，分流道不能分流 Nozzle orifice greater than sprue bush orifice.喷嘴口大于分流道口 Material too hot, Sprue breaking at component end. 料温太热，喷嘴尾部结构损坏Sprue held up in sprue bush due to inadequate taper 因锥度不合适导致注料口卡住Hot material , 料温过热Excessive material 料过多

16、Insufficient draft 气流不足Improper fit between sprue bushing and nozzle.分流道衬套和喷嘴装配不当 Under cuts or rough surface.底切或表面粗糙 Long plunger dwell 保压过长 Reduce pressure 减小压力 Realign the nozzle with a sprue bush. 重新排列喷嘴与sprue bush Increase the undercut, Increase the size of sprue puller. 增大底切，增大衬套 Increase the

17、nozzle temperature until the sprue breaks from the nozzle. 提高喷嘴温度，直到注射畅通 Change the nozzle with a lower Dia orifice or increase the dia of sprue bush orifice 将喷嘴口直径变小，或者加大分流道口的直径 Decrease the cylinder temperature, increase the molding cycle time, and increase the cooling time in the mould.降低料桶温度，增加注

18、塑周期时间，增加模具冷却时间 Give adequate taper in the sprue bush, use mould release agents, remove burrs on the sprue. 使用模具脱模剂，去除分流道上的芒刺 Decrease material temperature. 降低料温 Decrease size of the sprue extended nozzle and short sprue bushing 减小喷嘴尺寸，缩短注射衬套 Increase draft angle. 加大气流角度 Hole size in nozzle should be

19、 smaller than in the sprue bushing. 喷嘴上孔的尺寸应小于分流道bushing孔 Eliminate undercuts and polish the surface. 消除底切，打磨表面 Reduce plunger forward time 降低保压时间Sink marks缩痕Not enough plastic in the mould to allow for shrinkage due to thick sections, bosses, ribs etc. 缺料导致细小结构收缩Not enough feed 注料不足Injection pressu

20、re too low 注射压力太低Plunger forward time to short Unbalanced gates 水口不均衡Injection speed too slow注射速度过低 Plastic too hot 原料过热Variation in mould open time 模具开放时间变差Excessive cushion in front of the plunger缓冲垫过长？Gate location, its size and design 进胶口的设计尺寸、定位Insufficient packing. 密封不良Part sections uneven 结构不

21、均匀Product too hot when ejected. 脱模时温度过高Restriction in flow 流动限制Local hot spot in the moulds. 模具局部过热Redesign and increase injection pressure 重新设计，增加注射压力Increase feed 增加注入Increase injection pressure.增加注射压力 Increase plunger forward time. Restrict flow through gates near sprue. 限制分流道附近的水口流量Raise mould a

22、nd cylinder temperature 提高模具和料桶温度Reduce cylinder and mould temperatures, decrease cycle time. 降低料桶和模具温度，减少循环时间Use of timers for mould open time使用计时器控制模具开放时间 Reduce feed 减少注入Locate the gate at the thick section of the part, increase the gate size and reduce gate land 定位进胶口在薄壁位置，增大进胶口，缩短胶口长度（）Increase

23、 the injection pressure. 增加注射压力Increase the hold pressure time, check back the flow valve for leakage.增加保压时间，检查背流阀是否有泄漏Redesign the part with an even wall thickness 重新设计模具，达到壁厚均匀Decrease the cylinder temperature, increase the cooling time in mould, reduce the mould temperature. 降低料桶温度，增加模具冷却时间，降低模温I

24、ncrease the gate, runner and sprue size, provide a proper venting in the mould, balance flow and filling in cavity. 加大水口、流道、分流道尺寸，使模具适当通风，平衡流量和模腔填注量Redesign the cooling pattern in the mould 重新设计模具的冷却方式Part sticking to the mould.部件与模具粘连Injection pressure or cylinder temperature too high 注射压力或料桶温度太高Ex

25、cessive feed 过多注入Plunger forward time too long 活塞前行时间太长Undercuts in mould 模具底切Variation of mould open time 开模时间变动过大Improper finish 表面状态不合适Rough surface of the mould模具表面粗糙 Inadequate release taper in mould cavity. 不充分的脱模斜度Ejection system not designed properly 喷射系统设计不良Undercuts in the mould cavity.模腔底

26、切 Misalignment of core and cavity中心和模腔未对准 Mould made of soft porous steel. 模具材料为软钢Overpacking of the plastic material. 塑料材料Uneven pressure in cavities. 模腔压力不均Parts sticking to injection side. 产品粘在定模上Mould deposit causing sticking模腔堆积引起粘模. Reduce pressure or temperature accordingly 相应地减少压力或温度Reduce p

27、lunger forward time. 减少活塞前行时间Eliminate undercuts, polish and provide sufficient draft 去除底切，抛光，提供充足的注射量Maintain constant mould open time. 保持一致的开模时间Polish rough cavity surface to correct finish, adjust mould temperature to obtain proper shrinkage 打磨粗糙的模腔表面以纠正表面状态，调节模温以获取合适的收缩Polish the mould well 打磨模具

28、Provide a release taper 提供脱模斜度Check the ejector system , provide extra ejector pins 检查注射系统，提供额外的注射针Eliminate undercuts with a proper design, polish and provide sufficient draft. 通过正确的设计抛光打磨来消除底切Check the alignment of the core and cavity.检查中心和模腔是否对准 Replace the mould with a hardened metal. 使用硬钢材料的模具代

29、替Reduce the injection pressure, reduce the feed material, reduce the screw forward time. 减少注射压力，减少原料注入量，减少螺杆前行时间Maintain a constant feed cushion, balance the gates and runner for uniform filling. 保持持续的螺杆速度平衡流道、水口来均匀填充Use a mold release spray, adjust the mould temperature to retain the components on the ejection side. use an undercut runner to keep the parts on the ejecti