Spot welding requires both an electric current and a forging pressure to produce the weld.
点焊需要电流及锻压来产生焊缝。
This paper introduces a new auto-body spot weld quality monitoring system using electrode displacement.
介绍了一种以电极位移为监测量的新型轿车车身点焊质量实时监测系统。
In this dissertation, there are 5 formulas for self-tapping screw connection and resistance spot weld connection.
本文分别对于两种连接类型——自攻螺钉连接和电阻点焊连接，拟合出强度、刚度的计算公式共计5个。
Strength of resistance spot weld is determined by the physical attributes of weldment including material and geometric issues.
电阻点焊接头的焊接强度由母材和熔核的材料属性及几何特征决定。
A robot may consist of one arm that can spot weld automobile frames; or it might be a pack mule that can carry heavy gear over difficult terrain. 4.
机器人可能只有一只点焊手机框架的手；或者可能是一头在复杂地形中托运东西的电驴。
The two types of spot weld models using solid element and beam element were applied in the FE modeling of a frontal longitudinal beam in sled crash test.
然后以应用实体单元焊点模型的算例作为基础模型，研究了材料应变率效应对前纵梁碰撞仿真结果的影响。
This paper investigates energy distribution of air-borne acoustic signals in time-frequency domain during aluminum alloys spot welding in order to identify weld nugget states.
研究了铝合金点焊过程中声音信号的时频域能量分布，并应用它来识别点焊的熔核状态。
The fusion course of different material (Fe and Ni)in spot weld with different process variable was researched. The weldableness and the selection of parameter were researched, too.
对异质材料铁-镍点焊在不同规范下熔合过程进行了试验研究，包括可焊性及规范参数的选择。
Test results showed this method is credible, and it can be used to inspect the spot weld quality of car bodies quickly by 100%, and inspect the spot welding quality of any sheet metal.
结果表明，该方法的检测结果可靠，不仅能对汽车车身点焊接头进行100%的快速无损检测，而且适用于任何金属薄板点焊接头质量的检验。
Application of seal airtight spot welding in bus industiy is introduced in this paper. This welding technology can get good weld formation better seal airtight weld and high production.
介绍了密封胶点焊新工艺在客车制造中的应用，分析了应用该新工艺具有焊接变形少、焊缝密封性好、生产效率高等特点。
Processing sets include: punch, lathe, drilling machine, contouring machine, grinding machine, wire cutting machine, spot welding, gas shield weld, late shears, CNC machined and cutting center.
加工设备包含：冲床、车床、钻床、铣床、磨床、线切、氩弧焊机、点焊机、气体保护焊机、剪板机、数控加工中心、切削中心。
This paper presents a method about electrode movement control rule inserted in current-constant spot-weld controller.
提出了一种在恒流点焊控制器基础上加入电极热膨胀位移控制规则的方法。
During the welding process, the computer will modify the position of the electron gun based on the deviation to make the electron beam spot centered on the annular weld groove.
在焊接时利用处理后的偏差值在圆形焊缝相应位置不断修正电子枪的位置，从而达到电子束束斑与焊缝自动对中的目的。
Some opinions about brittle fracture, gray spot and impurities in the weld are proposed.
对焊缝缺陷脆性断口、灰斑、夹杂物提出了见解。
Experimental results show that both ellipse spot and rectangular beam can gain the good weld appearance.
结果表明，采用椭圆形光斑和矩形光斑进行激光填丝熔钎焊均可获得较满意的焊缝成形。
The size of beam spot of EBW is important factor which affects weld configuration.
电子束焊接焦 点的大小是影响焊缝成型的重要因素。
The size of beam spot of EBW is important factor which affects weld configuration.
电子束焊接焦 点的大小是影响焊缝成型的重要因素。
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