The Application of Temperature Controller for Delta Company in Plastic Processing Machine 產品處的徐永軍 摘 要:塑料有其獨特的物理化學特性,在塑料生產過程中,加工溫度是決定產品質量的關鍵。文中討論臺達溫度控控器在塑料加工生產過程中的具體應用,以保證在復雜生產環(huán)境中精確地控制原料生產溫度,避免溫度過高或者過低造成廢品率高的現象。 關鍵詞:溫度控制器 成型系統(tǒng) 塑料機械 Abstract: The plastic has particular physical chemistry characteristic. The processing temperature is the key that can decides the product quality in the plastic production process. The paper discusses the concrete application of Delta temperature controller in the plastic processing production procedure, it can guarantee that the production temperature of raw material can be accurately controlled in the complex production environment. And therefore it avoided the phenomena that makes waster ratio to be higher caused by overhigh or lower temperature. Key words: Temperature controller Shaping system Plastic mechanism [中圖分類號] TP273 [文獻標識碼] B 文章編號 1 引 言 塑料制品在生產生活中無處不在,對應的塑料生產設備也多種多樣,由于塑料的物理化學特性是由加工過程中的“三要素”決定的,即“溫度、壓力、時間”中的3個參數如配合不當,是難以達到期望的理化性能的,其中溫度這個參數是最重要的,因此大多數塑膠制品設備都離不開溫度控制器。下面以塑料擠出機為例介紹臺達溫控的應用. 塑料擠出機有單螺桿式和雙螺桿式之分, 主要用于擠制軟、硬聚氯乙烯、聚乙烯等熱塑性塑料之用,與相應的輔機(包括成型機頭)配合,可加工多種塑料制品,如膜、管、棒、板、絲、帶電纜絕緣層及中空制品等。塑膠擠出機如圖1所示,一臺擠出機使用多個DTA溫控器控制加熱,并且每個加熱器上都對應配置了一組散熱風扇或者水冷裝置以調節(jié)溫度,圖2和圖3示出了各種各樣的臺達溫度控制器。