自动钢丝线材整直切断机设计 Automaticwire rod cutti
ng machi
ne desig
n 摘要 这些年来我国经济建设的快速的发展，建筑行业也在同时快速地发展。而钢丝线材作为建筑工程中的重要材料，其需求量更是极大地增长，这有力地拉动了钢丝线材整直切断机的市场需求。而这几年来，新的I、Ⅱ级钢丝材料，它们以其硬度高、塑性能好的优良性能，很快的在我国建筑行业中得到广泛地应用。这也对建筑钢丝线材整直切断机提出了更高的要求。所以许多企业纷纷都在研制适合IⅡ级钢筋要求的高速、大直径钢丝线材整直切断机，投入大量资金，本文主要是对自动钢丝线材整直切断机进行设计研究，希望通过本研究，可以促进我国自动钢丝线材整直切断机的生产与发展。 关键词：自动钢丝线材整直切断机设计 Abstract With the rapid developme
nt of Chi
na's eco
nomic co
nstructio
n, co
nstructio
n projects have also bee
n developed rapidly. Steelwire as a
n importa
nt material i
n co
nstructio
n e
ngi
neeri
ng, its dema
nd is i
ncreasi
ng greatly,which is a powerful drivi
ng force for the market dema
nd ofwire rod straighte
ni
ng a
nd cutti
ng machi
ne. I
n rece
ntyears,
new I- grade rebar has bee
nwidely used i
n
natio
nal co
nstructio
n projectswith its high stre
ngth a
nd excelle
nt ductility. This also puts forward higher requireme
nts for the straighte
ni
ng a
nd cutti
ng machi
ne of co
nstructio
n steelwire. For this reaso
n, ma
ny e
nterprises have i
nvested a lot of mo
ney to develop a
nd develop high speed a
nd large diameter steelwire straighte
ners suitable for
new I- grade steel bar. This paper is mai
nly about the desig
n a
nd research of automaticwire rod straighte
ner cutti
ng machi
ne. It is hoped that this study ca
n promote the productio
n a
nd developme
nt of automaticwire rod cutti
ng machi
ne i
n Chi
na. Keywords： Automaticwire rod Rectifyi
ng machi
ne Desig
n 目录 摘要i Abstract ii 1引言1 1.1钢筋整直切断机简介1 1.1.1定尺方式··1 1.1.2落料方式1 1.1.3控制方式2 1.1.4上料方式2 1.1.5整直方式2 1.1.6切断方式3 1.2钢丝整直切断机的发展现状3 1.3钢丝切断机的发展前景4 1.4本课题研究的意义和目的5 2传动方案6 2.1切割钢丝力计算6 2.2电机7 3传动部分设计8 3.1基本传动数据计算8 3.1.1分配传动比8 3.1.2计算机构各轴的运动及动力参数8 3.2带传动设计9 3.2.1带速的计算9 3.2.2中心距、带长及包角的计算9 3.2.3带的根数9 3.2.4计算压轴力9 3.3带轮结构与尺寸的零件图10 3.4齿轮传动设计10 3.4.1一级齿轮传动设计10 3.4.2齿面接触强度设计10 3.4.3按齿根弯曲强度设计11 3.4.4几何尺寸计算13 3.4.5一级齿轮结构与尺寸的零件图13 3.4.6二级齿轮设计13 3.4.7二级齿轮结构与尺寸的零件图14 3.5轴的校核14 3.6键的校核16 3.7轴承的校核17 3.8飞轮17 3.9钢筋切割机刀片18 3.10钢筋切割机易出现的故障18 4钢筋切割机的摩擦30 5结论31 参考文献33 致谢34