基于plc的物流分揀系統(tǒng)設(shè)計(jì)

基于plc的物流分揀系統(tǒng)設(shè)計(jì),基于,plc,物流,分揀,系統(tǒng),設(shè)計(jì) 基于plc的物流分揀系統(tǒng)設(shè)計(jì)摘 要 利用可編程控制器(PLC),設(shè)計(jì)成本低、效率高的材料自動(dòng)分揀裝置.以PLC為主控制器,結(jié)合氣動(dòng)裝置、傳感技術(shù)、位置控制等技術(shù),運(yùn)用梯形圖編程，實(shí)現(xiàn)對(duì)鐵塊及不同顏色材料的自動(dòng)分揀。系統(tǒng)具有自動(dòng)化程度高、運(yùn)行穩(wěn)定、精度高、易控制的特點(diǎn),可根據(jù)不同對(duì)象,稍加修改本系統(tǒng)即可實(shí)現(xiàn)要求. 本設(shè)計(jì)采用的是三菱系列的可編程控制器（PLC）。第一章進(jìn)行了設(shè)計(jì)的分析。第二章根據(jù)對(duì)設(shè)計(jì)的分析進(jìn)行了方案的確定和PLC型號(hào)的選用，同時(shí)進(jìn)行了IO接點(diǎn)的分配。第三章進(jìn)行了電氣原理圖的設(shè)計(jì)同時(shí)對(duì)按鈕等電器元件進(jìn)行了選用，第四章進(jìn)行了PLC程序的設(shè)計(jì)和操作過(guò)程的敘述。關(guān)鍵詞：可編程控制器，分揀裝置，控制系統(tǒng)，傳感器。 The Design of Material Selecting System By PLC ControlledABSTRACT The design of an automatic sorting with low cost and high efficiency is presented in the paper，which regards programmable logic controller(PLC) as the master controller and combines pneumatic device，sensing technology，position control and other technology to implement automatic selecting of the products live.Program with the ladder-shape figure,designing the automatic system that sorts out iron,aluminum and plastic and different colour.The device is characteristic of high automation, steady running, high precision and easy control, which can fulfill the requirement according to different situations with little modifications.This design adoption is the programmable controller(PLC) of Mitsubishi series.Chapter 1 carried on the analysis of design.Chapter 2 according to carrying on a project really and settling with PLC to the analysis of design the choice of the model number, carried on the allotment of IO point of contact in the meantime.Chapter 3 carried on the design of electricity principle diagram to wait an electric appliances component to carry on choice towards pressing button in the meantime, chapter 4 carried on PLC the design of the procedure and the description of the operation process.KEY WORDS: programmable logic controller，sorting device，control system，sensors目 錄前 言1第1章多種材料分揀裝置系統(tǒng)設(shè)計(jì)分析21.1設(shè)計(jì)對(duì)象介紹31.1.1 課題任務(wù)提出31.1.2控制方案選擇4第2章 材料分揀系統(tǒng)方案分析52.1 用戶I/O設(shè)備及所需PLC的I/O點(diǎn)數(shù)52.2 用戶存儲(chǔ)容量的選擇62.3 PLC型號(hào)的選擇6第3章 材料自動(dòng)分揀裝置系統(tǒng)的硬件設(shè)計(jì)83.1 自動(dòng)分揀裝置系統(tǒng)的設(shè)計(jì)過(guò)程83.1.1 自動(dòng)分揀系統(tǒng)動(dòng)作順序分析83.3.2設(shè)計(jì)要求83.1.3 保護(hù)要求93.2電氣元件的選擇93.2.1 按鈕的選用93.2.2 傳感器的選用93.2.3 電機(jī)的選用103.2.4 變頻器的選用103.3 PLCI/O點(diǎn)實(shí)際接線圖143.3.1 PLC的接線143.3.2 PLC的I/0接線圖15第4章 PLC程序設(shè)計(jì)174.1系統(tǒng)的順序功能圖設(shè)計(jì)174.1.1 系統(tǒng)的順序功能圖如下圖4-1所示：184.2 梯形圖程序設(shè)計(jì)204.2.1黃燈及其閃爍控制部分204.2.2紅燈禁止下料控制部分224.2.3蜂鳴器控制程序234.2.3傳送帶材料計(jì)數(shù)控制程序244.2.4其他主要程序設(shè)計(jì)25第5章 調(diào)試與抗干擾系統(tǒng)分析265.1 程序的模擬調(diào)試265.2程序的現(xiàn)場(chǎng)調(diào)試265.3 系統(tǒng)調(diào)試275.3.1 調(diào)試過(guò)程275.3.2 調(diào)試結(jié)果275.4 PLC的抗干擾系統(tǒng)285.4.1電磁干擾源及對(duì)系統(tǒng)的干擾285.4.2 PLC控制系統(tǒng)中電磁干擾的主要來(lái)源285.4.3 PLC控制系統(tǒng)工程應(yīng)用的抗干擾設(shè)計(jì)305.4.4主要抗干擾措施30結(jié) 論32謝 辭33參考文獻(xiàn)34附錄35外文資料翻譯47