毕业设计--年产2000吨废旧塑料回收生产车间的设计

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1、 摘 要 1 摘要摘要 塑料材料从 20 世纪初问世以来，因其具有质量轻、加工方便、产品美观、经济实 用等特点，深受人们的青睐，广泛应用于各行各业，发展速度也相当惊人，换句话说， 人们的日常生活到高技术领域，都离不开塑料。但是，随着塑料产量的不断增加，对地 球的生态环境的危害越来越大，废弃塑料导致的环境污染，塑料废弃在环境中的危害， 人们必须重视对废弃塑料的回收处理和利用，塑料工业要持续高速发展，就必须消除塑 料工业在发展过程中的负面影响，对废弃塑料进行回收并加以科学、合理的利用，这样 不但可做 21 世纪新能源，而且保护了环境。实现可持续发展战略，回收利用废弃塑料 具有重要的意义。 本厂是一

2、个小中型回收废弃塑料进行再利用造粒，主要回收 PE 废弃塑料挤出造粒 和回收 PP 料挤出造粒。通过下述的方法回收废弃塑料后，把塑料进行洗涤，干燥，破 碎、配料、捏合、挤出、造粒等过程，然后包装好，用作出售。 关键词关键词：废弃塑料；环境危害；塑料再生企业；办厂；废弃塑料再生利用；造粒； 毕业设计论文：年产 2000 吨废旧塑料回收生产车间的设计 2 Abstract Plastic material from the early 20th century inception, because of its light weight, easy to process, product appe

3、arance, economic practicability, by the people of all ages, are widely used in industries, the pace of development is quite startling, in other words, people daily life to the high-tech fields, can not do without plastic. However, with increased production of plastic on the Earths ecological environ

4、ment are becoming more damaging, environmental pollution caused by waste plastic, plastic waste in the environment hazards, people must pay attention to the waste plastic recycling and use of plastic industry to sustain high growth, we must eliminate plastic industry in the development process of th

5、e negative impact of waste plastic for recycling and make scientific, rational use, so not only do the new 21st century energy, but also protect the environment. Sustainable development strategies, recycling of waste plastics is of great significance. Our factory is a small medium of plastic waste f

6、or reuse, recycling granulator, the major waste recycling PE plastic extrusion granulation and recovery of PP extrusion granulation . By the following method after the waste plastic recycling into plastic for washing, drying, crushing, ingredients, kneading, extrusion, granulation process, and then packaged for sale. Keywords: Waste plastics; environmental hazards; plastics recycling company; and set up factories; waste plastic recycling; granulation; 目 录 3 目录目录 摘