|
|
重点难点 |
本篇重点内容为常用机构的工作原理、组成、特点、运动分析及设计的基本方法。
通过学习,达到以下基本要求:
(1) 熟悉常用机构的工作原理、特点及应用;
(2) 具有常用机构设计的基本方法和基本技能。
平面连杆机构
1.铰链四杆机构和含有移动副的四杆机构的组成、运动原理、结构特点及其应用;
2.铰链四杆机构的基本特性,曲柄存在条件、急回特性、传力性能;
3.了解图解法设计平面连杆机构的方法和原理。
凸轮机构
1.凸轮机构的组成,结构特点、类型及应用;
2.从动件常用运动规律;
3.用图解法(反转法)设计对心移动从动件盘形凸轮轮廓曲线;
4.了解滚子半径、基圆半径、压力角、凸轮材料与热处理、凸轮结构设计及在轴上的固定方法等。
间歇运动机构
1.棘轮机构和槽轮机构工作原理及类型;
2.棘轮机构和槽轮机构的特点及应用;
3.棘轮转角的调节方法
|
|
|
|
|
|
西安[URL=http://www.china-reducers.com/index-site.htm] Riduttori, reducers, worm gearboxes [/url][URL=http://www.china-reducers.com/screw-jack.htm]Screw Jack , Screw lift, worm screw jacks, Screw Jacks, Screw lifts [/url] [URL= http://www.china-reducers.com/planetary-gearboxes.htm]planetary gearboxes, ring gears, planetary gear, sun gears [/url] link: Manufacturer of : reducers, worm reducers, worm gearboxes, planetary gearboxes, speed reducers, variators, helical gear, spiral bevel gears, agricultural gearboxes, tractor gears, truck gears worm reducers,sprockets,racks,gears,gearboxes,china,pulleys,taper bushes,motor bases,gear shafts,electric motors taper pulleys,china pulleys,V belt pulleys,taper bushes,taper lock pulleys,die casting Manufacturer of : reducers, Hydraulic-cyclinders-valves-motors-winches-pumps-manifolds, worm reducers, worm gearboxes, planetary gearboxes, speed reducers, variators, helical gear, spiral bevel gears, agricultural gearboxes, tractor gears, truck gears Manufacturer of : reducers, worm reducers, worm gearboxes, planetary gearboxes, speed reducers, variators, helical gear, spiral bevel gears, agricultural gearboxes, tractor gears, truck gears worm reducers,sprockets,racks,gears,gearboxes,china,pulleys,taper bushes,motor bases,gear shafts,electric motors taper pulleys,china pulleys,V belt pulleys,taper bushes,taper lock pulleys,die casting Manufacturer Producing all kinds of malleable cast irons.Malleable cast iron chain: C55,C55A,C55B,C55D,C77,C102B,C102B-K2,C131,C188,C188-K2,BRH188,H60,H78,H78A,H78B,H82,H130,H138,462,477,488,488K1,488K1-K2,4103,4103-F29,720,907-E51,Detachable Chains 103,Welded Steel Chains,SS188-A1 SS188,WH78,Drop Forged Chains NR348,CC600,C188-CP,MC3 by: HangzhouSprocket, Chain wheel, idle sprockets, plate wheels Co., Ltd. | 高等专科学校机械系机械基础教研室——生产,制造, manufacturer,齿轮, 齿轮箱, drop forged chains, bevel gears, spiral bevel gears, planetary gearboxes, worm gearboxes, gearbox生产,制造, manufacturer,齿轮, 齿轮箱, drop forged chains, bevel gears, spiral bevel gears, planetary gearboxes, worm gearboxes, gearbox, 制作维护
|
|
|