盘纸分切机的设计说明书.doc

0毕业设计(论文)（2009届）盘纸分切机的设计（机械部分）学生姓名学号院系工学院机电系专业机械设计制造及其自动化指导教师娄建国完成日期2009-5-301盘纸分切机的设计摘要本毕业设计是设计完成盘纸分切机的机械部分。工作原理和过程：在分第一次纸卷时，先手动将大纸卷的纸头引入分纸刀下面，并手动电动机的皮带轮分纸，当分纸的长度到达卷纸轴上时，用胶带将纸头粘到塑料套上，并保证位置正确。然后，即可启动电动机，实现自动分纸和卷纸，当卷纸轴上的纸卷达到调定直径，压下行程开关时，电动机停机。用手使电动机上皮带轮适当反转，使纸卷上的纸条放松，留出适当长度的纸条(以备下次卷纸时纸头可被粘到塑料套外圆上)后，用剪刀将纸条剪断，用胶带粘好纸卷上的纸头。打开卷纸轴两端轴承盖，取下卷纸轴组件，松开固定螺母后，即可取出分好的纸卷。之后，重新装好卷纸轴的塑料套，将轴组件装回轴承中，便可周而复始地实现分纸工作。关键词盘纸分切机；分纸刀；胶带；卷纸轴；2DESIGNOFAScroll-PaperCuttingMachineABSTRACTThetaskofthisprojectistodesignthemechanicalpartsofscroll-papermachine.TheWorkingprincipleandprocessasfollows,ifitwasthefirstroll,weshouldmaketheheadoflongpaperrollacrosspapercuttermanually,andacrossthemotorstrapwheelmanually,ifscroll-paperlengthisenough,adhibittheheadofscroll-papertotheplasticpackage,andensurethecorrectlocation.Then,startthemotor,realizeautomaticpaperandrollthepaper,whenthepaperrollshaftreachthediameterbeset,pressthetripswitch,andthemotordown.Makethemotorappropriateinversionbyhand,sothatthepaperrollisrelax,remainoftheappropriatelengthofapieceofpaper(foradhibittheheadofscroll-papertotheplasticpackagenexttime),theuseofscissorstocutthepaperadhibittheheadofscroll-papertothescroll-paperthathasfinished.Openbothbearingcapsthatlocatedsidesofthescroll-paperaxes,removetheroll-axiscomponents,afixedboltloosened,youcantakeoutthepaperthathasfinished.Afterre-installedsetsofrollsofpaperplasticshafttobackaxlebearingcomponents,thecyclewillbeabletoworktoachievethescroll-paper.KEYWORDSScroll-Papercutmachine；papercutter；glue；rollaxis；3目录中文摘要1ABSTRACT2前言41总体方案的设计51.1工作原理61.2分纸机主要机构的分析61.2.1减速机的分析61.2.2卷纸轴组件的分析61.2.3分纸机构的分析61.2.4大纸卷固定轴组件的分析72设计计算72.1电机的选用72.2轴齿轮的设计92.3各传动轴的计算和校核132.3.1主轴转速的误差核算132.3.2轴