高速注塑PET结晶干燥设备

高速注塑PET结晶干燥设备,PET结晶，PET搅拌干燥机

这里为你提供**高速注塑PET结晶干燥设备**（High-Speed Injection Molding PET Crystallization & Drying System）的完整双语专业解析，适配技术规格书、营销文案与生产线选型，采用你偏好的一句中文、一句英文对照格式。 ### 一、核心定义与作用 1. **中文**：是集成预结晶、深度除湿干燥、密闭恒温输送、热风再生、智能联动的一体化系统，专为PET瓶胚高速注塑定制，核心是将PET切片含水率稳定降至≤20ppm、结晶度控制在25%~35%，杜绝二次吸湿与水解降解，保障48~288腔高速线连续稳定供料。 **English**：An integrated system combining pre-crystallization, deep desiccant drying, closed-loop constant-temperature conveying, hot air regeneration and intelligent process linkage, customized for high-speed PET preform injection molding; its core goal is to stably reduce PET chip moisture content to ≤20ppm, control crystallinity at 25%~35%, eliminate reabsorption and hydrolytic degradation, ensuring continuous feeding for 48~288 cavity high-speed production lines. 2. **中文**：PET切片易吸湿，高温注塑时水分会导致分子链断裂（水解），产生气泡、银丝、粘度下降、瓶胚发脆；预结晶可防止切片在高温干燥中粘连结块。 **English**：PET chips are highly hygroscopic; moisture causes polymer chain scission (hydrolysis) during high-temperature injection, leading to bubbles, silver streaks, reduced melt viscosity and brittle preforms; pre-crystallization prevents chip agglomeration in high-temperature drying. ### 二、系统核心组成（双语对照） |组件名称|中文说明|English Description| | ---- | ---- | ---- | |**预结晶器（Pre-Crystallizer）**|140~160℃热风循环+低速搅拌/振动，结晶度精准到25%~35%，无粘连；连续式设计适配高速线（0.5~8t/h产能）|140~160°C hot air circulation with low-speed agitation/vibration, crystallinity controlled precisely at 25%~35% without agglomeration; continuous design for high-speed lines (capacity 0.5~8t/h)| |**分子筛转轮除湿主机（Molecular Sieve Rotor Desiccant Dryer）**|露点稳定在-40℃~-70℃；再生风180~220℃脱附水分；双塔/单转轮结构，24小时连续运行|Stable dew point at -40°C~-70°C; regeneration air at 180~220°C for moisture desorption; dual-tower/single rotor design for 24/7 continuous operation| |**深度干燥料斗（Deep Drying Hopper）**|双层不锈钢保温，160~180℃穿透式热风，4~6小时停留；扩散锥保证气流均匀，无干燥死角|Double-layer stainless steel insulation, 160~180°C cross-flow hot air, 4~6 hours residence time; diffuser cone ensures uniform airflow, no drying blind spots| |**密闭恒温输送系统（Closed Constant-Temperature Conveying System）**|±2℃恒温管道，真空/惰性气体保护，杜绝从干燥到注塑机料斗的二次吸湿|±2°C constant-temperature pipeline, vacuum/inert gas protection, eliminating moisture reabsorption from dryer to injection molding hopper| |**PLC智能控制系统（PLC Intelligent Control System）**|触摸屏监控，露点、温度、料位、结晶度联动控制；异常报警+数据追溯，适配工业4.0联网|Touchscreen monitoring, linked control of dew point, temperature, level and crystallinity; alarm for anomalies and data traceability, compatible with Industry 4.0 networking| ### 三、标准工作流程（双语分步） 1. **中文**：PET切片经真空上料进入预结晶仓，140~160℃热风+搅拌，结晶度达30%左右，消除结块风险。 **English**：PET chips are fed into the pre-crystallization hopper via vacuum conveying, heated by 140~160°C hot air with agitation, reaching ~30% crystallinity to eliminate agglomeration risk. 2. **中文**：结晶后切片进入干燥料斗，在-50℃露点、170℃热风环境下停留4~6小时，含水率降至≤20ppm。 **English**：Crystallized chips enter the drying hopper, staying 4~6 hours under -50°C dew point and 170°C hot air, moisture content reduced to ≤20ppm. 3. **中文**：热风经转轮除湿再生，循环使用；干燥切片通过恒温密闭管道，定量输送至高速注塑机（48~288腔）料斗。 **English**：Hot air is recycled after desiccant rotor regeneration; dried chips are metered and conveyed to the hopper of high-speed injection molding machines (48~288 cavities) via closed constant-temperature pipes. 4. **中文**：全程PLC监控露点、温度、料位、结晶度，参数异常自动调整并报警，避免停机与废品。 **English**：Full-process PLC monitoring of dew point, temperature, level and crystallinity; automatic parameter adjustment and alarm for anomalies to avoid downtime and scrap. ### 四、主流机型与选型要点 1. **三机一体集成式（主流）**：预结晶+除湿+输送一体化，占地小、联动强，适配1~5t/h瓶胚线；露点-50℃，含水率≤20ppm，结晶度30%±5%。 **English**：3-in-1 integrated type (mainstream): pre-crystallization+desiccation+conveying in one unit, small footprint, strong linkage, suitable for 1~5t/h preform lines; dew point -50°C, moisture ≤20ppm, crystallinity 30%±5%. 2. **真空强化干燥系统（**/医疗食品级）**：在除湿基础上叠加真空腔，干燥时间缩短30%~50%，含水率可至≤10ppm；成本高，适合高精度瓶胚。 **English**：Vacuum-enhanced drying system (premium/medical & food grade): vacuum chamber added to desiccant drying, drying time reduced by 30%~50%, moisture ≤10ppm; higher cost, ideal for high-precision preforms. 3. **选型关键指标** - 产能匹配：按注塑机腔数（72腔≈1t/h，144腔≈2t/h）确定干燥量 - 露点稳定性：必须≤-40℃，高速线优先选-50℃~-60℃ - 结晶度控制：波动范围≤±3% - 防二次吸湿：全程密闭+恒温（±2℃），严禁暴露于车间环境 ### 五、常见品牌与节能优化 1. **国际品牌**：Matsui（日本松井，连续结晶干燥机）、Conair、Novatec；**国内品牌**：信易（SCR系列结晶机）、佳明、达安泰。 2. **节能方案** - 余热回收：再生热风废热预热新风，节电20%+ - 变频风机+转轮分区再生，低负荷时自动降功率 - 保温升级+管道无泄漏设计，减少热量损失 - 智能休眠：停机时维持低能耗保温，避免反复升温 我可以帮你生成**该设备的中英双语技术规格书模板**，直接用于投标或客户资料，需要吗？