A fastener with a tapered threaded shank and a slotted head. Finite element analysis of the screw structure of the drill-stem junction

1、

A fastener with a tapered threaded shank and a slotted head.

由带螺纹的连杆和槽头组成的扣件。

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2、

To this end, the shape functions of the tapered shaft element are firstly derived. Then, the stiffness and mass matrices of the last shaft element are determined by means of the Lagrange's equations.

为达上述目的，本文首先推导锥形轴元素的形状函数，然后，再利用拉格朗日方程式的理论来推导锥形轴元素的劲度矩阵与质量矩阵。

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3、

Axis symmetrical radial vibration of a thin annular plate with tapered section plane is studied and the equivalent circuit is derived by using electromechanical analogy method. Based on the circuit, the resonant frequency equation are obtained.

基于机电类比原理，给出了锥形剖面薄圆环形聚能器的轴对称径向振动等效电路，由等效电路得出了其径向共振频率方程。

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4、

Radial vibration equivalent circuit of annular plate concentrator with tapered section plane

锥形剖面环形聚能器径向振动等效电路研究

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5、

Numerical Simulation of Temperature Field of Steel Portal Frame with Tapered Section under Local Fire

局部火灾下变截面门式钢刚架结构温度场的数值模拟

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6、

According to the tapered section assumption, this paper presents a method for calculating the local stress of a hollow cylindrical shaft with fillets under tension.

根据锥形截面假设，探讨了一种计算具有圆角的空心圆轴拉伸时局部应力的方法。

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7、

The Stiffness Matrix of a Tapered Section Four-Node Spar Element and Its Applications in Aircraft Structural Analysis

变截面四节点梁元刚度矩阵及其在飞机结构分析中的应用

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8、

Numerical solution of EHL lubrication on tapered roller bearing rib

圆锥滚子轴承挡边弹流润滑的数值解

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9、

Study of Micro Dimensional Behavior of Mill and Analysis of Longevity of Four Row Tapered Roller Bearing

轧机微尺度行为和四列圆锥轴承寿命

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10、

Analyzing the load distribution of four-row tapered roller bearing in mill using 3D FEM

用三维有限元法分析轧机四列圆锥滚子轴承的负荷分布

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11、

Computer Program Design for Pressed Corners of Tapered Roller

圆锥滚子倒角冲压设计程序化

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12、

Method to Reduce Friction Moment of Tapered Roller Bearings

降低圆锥滚子轴承摩擦力矩的方法

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13、

Analysis on Mechanism of Running-Through Superfinishing of Tapered Roller

圆锥滚子贯穿式超精研机理分析

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14、

Numerical Simulation Analysis on Extrusion Molding of Rings of Tapered Roller Bearings

圆锥滚子轴承套圈挤压成形数值模拟分析

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15、

The Relation Between Thickness of Oil Film& Design Parameters of Tapered Roller Bearings

圆锥滚子轴承结构参数与润滑油膜厚度的关系

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16、

Development of Library of Tapered Roller Bearings Based on PLIB Standard

基于PLIB标准的圆锥滚子轴承库开发

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17、

A simple method for design of tapered roller bearings

设计圆锥滚子轴承的一种简便方法

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18、

Developing of New Double Tapered Roller Axial Rolling Die Forging Press

新型锻压机&双锥辊轴向模轧机研制

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19、

Application of Improved Particle Swarm Optimization in Design of Tapered Roller Bearings

改进的粒子群算法在圆锥滚子轴承优化设计中的应用

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20、

Experimental Investigation of Tapered Roller Bearings Vibration Based on Grey System Theory

基于灰色系统理论的圆锥滚子轴承振动的实验研究

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