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1)  Connecting bolt
联接螺栓
1.
This paper analyses the working state of E line up crane beams and connecting bolt in the whole mould wrokshop by means of testing and finite element methods.
利用测试手段和有限元计算对整模车间E列吊车梁及联接螺栓的工作状态进行了分析,找出梁间联接螺栓的破坏原因,并提出改进方案,为保证吊车梁正常运行提供了科学依据。
2)  Bolt Connection
螺栓联接
1.
Simply and easy method named check table method in design of tightened bolt connection with uncontrolled tightened force is presented.
针对不控制预紧力的紧螺栓联接设计计算时需采用试算法的问题,提出一种无需试算的新方法即查表法。
2.
The stress and strength of bolt connection are analysed,and some problems which must be considered in structure design are raised.
介绍了某型舰上A型、B型和C型雷达的天线基座与桅杆支座的联接方式,对螺栓联接的受力情况及其强度作了分析,提出结构设计中需要考虑的一些问题。
3.
The paper provides some valuable references and is useful for engineers and technicians on the basis of analysis of problems needing attention in the design of bolt connection.
对螺栓联接设计中应注意的主要问题进行分析,提供了一些有价值的资料,对工程技术人员合理设计螺栓有一定参考作用。
3)  bolt joint
螺栓联接
1.
Strength analysis of rivet and bolt joint structure in aluminum alloy car body of high-speed train;
高速列车铝合金车体中铆钉和螺栓联接结构的强度分析
2.
Stress calculations for bolt joint structures by applying FEM;
应用有限元技术计算螺栓联接的方法研究
4)  Bolt coupling
螺栓联接
1.
According to the theory of mechanial reliability design,discussutility computed methods of reliability design of bolt coupling,to give design compte formula and steps of reliability design of bolt coupling,and selection of principal parameter was conducted experiment study.
论述了螺栓联接的可靠性设计实用计算方法,给出了螺栓联接可靠性计算公式和设计步骤,并对主要设计参数的选择进行了实验研究分
2.
In this paper, the dynamic models of bolt coupling with washeris founded on the basis of several hypotheses, and is analysedwith the dynamics theory.
本文根据几个假设,建立了带弹簧垫圈的螺栓联接的力学模型,并用有关力学理论对模型进行了分析,给山了采用弹簧垫圈能提高联接的疲劳强度,但不利于联接的可靠性和防松的解析证明。
5)  bolted joints
螺栓联接
1.
Marc/Mentat,the contact analysis of bolted joints parts between the hub and the bearing of wind turbine is conducted for the contact stress suffering from the practical work load.
Marc/Mentat,对风力发电机组轮毂和叶片轴承螺栓联接部分进行接触分析,得到实际工况下的应力,找出了受力最大螺栓;对受力最大螺栓进行螺纹接触分析,得到了螺栓、轴承、轮毂的精确应力,有限元接触分析结果与理论计算结果吻合,材料的强度满足要求,结构安全。
6)  bolt group link
螺栓组联接
1.
In this paper, the reliability optimal design method of accept changing load for bolt group link is offered, in the application of the reliability theory and technology of optimization design.
承受轴向受变载荷螺栓组联接,是螺栓联接中最重要的一种形式,其设计合理与否直接影响到机械产品的成本、寿命与效益等。
补充资料:齿轮轮齿渐开线、螺栓、弹簧autolsp源程序
 

一、齿轮轮齿渐开渐开线


(defun c:gear(/)
(
 setq
p0 (getpoint"输入齿轮中心p0: ")
m  (getreal"输入齿轮模数M: ")
z  (getint"输入齿轮齿数Z: ")
ha 1
c 0.25
a (/ pi 9)
ra(/ (* (+ z (+ ha ha)) m) 2)
rf(/ (* (- z (+ (+ ha ha) c)) m) 2)
r(/ ( * m z) 2)
rb ( * r (cos a))
ri rb
ang 0
g (polar p0 ang rb)
)
(command "circle" p0 ra)
(command "circle" p0 rf)
(command "circle" p0 r)
(command "line"  g)
 
(while (< ri ra)
(setq
ang ( + ang(/ pi 360))
ri ( / rb (cos ang))
cta ( - (/ (sin ang) (cos ang)) ang)
g(polar p0 cta ri)
)


(command g)
)
(command )
)



二、螺旋源程序


(defun errMsg (s)
  (if (/= s "function cancelled") (princ (strcat "\nError: " s)))
     ; 当命令执行时出现错误
  (setvar "cmdecho" ocmdold)                                      ; 例如用户按下了CTRL + C
  (setvar "osmode" osmold)
  (setq *error* olderr)   ; 恢复旧的错误处理
  (princ)
)


(defun c:3Dthread (/ radouter threadpitch threadlength threadangle
                   ptStart innerdiafactor radmid radinner ocmdold osmold 4H 5H 6H h6 g6)
   ;-------------------------------------------------------------------
   ; 获取公制外径大小、螺距总长
   ; 然后计算一系列几何点
   ; 并且关闭对象捕捉、命令回显
   ;-------------------------------------------------------------------
   (setq 4H (list 0.0015 0.002 0.002 0.0025 0.003 0.0035 0.004 0.005 0.006 0.007 0.008 0.009 0.010))  
   (setq 5H (list 0.002 0.0025 0.003 0.004 0.0045 0.0055 0.0065 0.0075 0.009 0.010 0.0115 0.0125 0.0135))  
   (setq 6H (list 0.003 0.004 0.0045 0.0055 0.0065 0.008 0.0095 0.011 0.0125 0.0145 0.016 0.018 0.020))  

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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