机械5

摘要 床头箱提高主轴精度，增加主轴编码器和相关元件，满足数空控制的要求及精度要求。手动卡盘改为电动卡盘，降低劳动强度，提高工作效率，并且卡盘定心准确，性能稳定，动作灵敏，夹紧力大小可调，最大加紧力达45KN，夹持范围达4～200mm。手动刀架改为电动刀架，能实现刀架的转位、定位、夹紧的自动控制，满足数控编程的要求，并且要求刀架对指令信号反应灵敏，动作执行准确可靠，能充分发挥出数控化改造后加工效率高、精度高的特点。 关键词：传动设计；展开图设计；截面图设计；简化结构；提高性能 ABSTRACT To improve the precisio
n of the spi
ndle headstock, i
ncrease the spi
ndle e
ncoder a
nd related compo
ne
nts, to meet the requireme
nts of accuracy a
nd the
number of empty co
ntrol requireme
nts. Ma
nual chuck for electric chuck, reduce labor i
nte
nsity, improve work efficie
ncy, a
nd Chuck Ce
nteri
ng is accurate, stable performa
nce, flexible actio
n, the clampi
ng force ca
n be adjusted, the maximum steppi
ng up to 45KN, the clampi
ng ra
nge of 4 ~ 200mm. Ma
nual turret to electric tool, automatic co
ntrol, positio
ni
ng, clampi
ng tra
nspositio
n ca
n realize tool, to meet the requireme
nts of NC programmi
ng, a
nd requires rest se
nsitive to comma
nd sig
nal, actio
n is accurate a
nd reliable, ca
n give full play to the
numerical co
ntrol tra
nsformatio
n of high processi
ng efficie
ncy, features high accuracy. Keywords: tra
nsmissio
n desig
n; developme
nt desig
n; map desig
n; structure; performa
nce 目录 第一章题目与要求·······································1 第二章传动设计·········································2 第三章展开图设计·······································6 第四章截面图设计······································9 第五章传动件验算······································10 结束语··················································11 致谢····················································12 参考文献···············································13