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In this paper, the mechanical property parameters of the adhesive were gotten by tensile test on standard sample at first. Then the single lap joint test of tensile shearing strength was designed and the loading-displacement curve including the cracking load was obtained. The experimental research provides the certain basis for the further research and application on the automotive structural adhesive.

本文首先制作了结构胶粘剂标准试样,通过拉伸实验测试了胶粘剂的相关力学性能参数;然后设计了单搭接拉伸剪切强度试验,测得该类型试件的载荷-位移曲线以及破坏载荷等重要数据,为今后车用结构胶合技术的进一步研究应用提供一定的实验依据。

For software, it takes use of the swing torch and integral contrast method to realize the seam auto tracking according to the characteristics of lap joint TIG welding; It points out the method of weighted handling to proceed a revising to the integral contrast, which ensures the tracking properly and improves the tracking accuracy.

软件处理方面,针对搭接TIG焊的特点,采用摆动焊接方法,利用积分比较法,实现了焊缝的自动跟踪;提出加权处理的方法,对积分比较法进行修正,进一步保证了跟踪的实现,提高了跟踪精度。

On the condition of laser welding lap joint composed of dissimilar materials under the same parameters, the weld width was relatively narrow when the galvanized steel for boarding up.

在相同参数下焊接异种板材搭接接头,当具有镀锌层的钢板为上板时,焊缝熔宽较窄。

Friction stir welding is a new solid state welding technique under the actions of mechanical forces and frictional heat. FSW has many advantages on the aspects of mechanical properties and producing efficiency, such as high strength, low defect, no pollution, etc. FSW can be used to join the buttcover plate and lap jointed sheeting of many materials, such as aluminium alloy, magnesium alloy, copper alloy, etc.

搅拌摩擦焊接是一种在机械力和摩擦热作用下的新型固态焊接技术,在接头力学性能和生产效率上具有较高的优越性,具有低缺陷、高强度以及环保等特点,同时,搅拌摩擦焊接技术可以对包括铝合金、镁合金、铜合金等多种材料的板状构件实现对接或搭接,另外,搅拌摩擦焊接可以较容易实现异种材料的连接。

The product will be the traditional-style ring piston ring parallel body docking model innovation model for the overlapping sealing lap, so that piston ring will always be in working condition without gaps, and has automatic compensation function, the complete solution to the traditional products of wear of piston ring ring members plus big oil leak phenomenon of channeling.

利产品。该产品将传统活塞环平行式环体对接模式创新为重叠密封搭接模式,使活塞环始终处于无间隙工作状态,并具有自动补偿功能,彻底解决了传统活塞环因磨损而产生的环口加大漏气窜机油现象。

Secondly, the operating principle and the mathematical model and the control method about the three-level voltage source high power factor PWM converter are analysed .The generation of the PWM trigging pulse control signal are introduced emphatically. On the basis of this, the hardware experimentation circuits are built with DSP and CPLD, and the trigging pulse signal is generated exactly. The feasibility of the circuit is verified by the experiment result.

其次,分析了三相电压型变流器的原理、模型、控制方法并着重研究其PWM 触发脉冲控制信号发生技术,并以DSP、CPLD 等芯片搭接了硬件试验电路,产生了正确地触发脉冲信号,试验结果证明了设计的合理性。

A luminaire required to be grounded in accordance with Clause 3.14.1.1 and designed for mounting over an outlet box, but not incorporating a means to terminate the branch circuit grounding conductor, shall be provided with a mounting crossbar that has a grounding termination means.

一个灯具,要按第3.14.1.1的要求接地,其设计是将其安装在一个插座盒子上,但没有任何方式使其与分路上的地线相搭接,那么,就得配上一个上有接地方式的安装板。

A prototype seam tracking machine was then made for overlapping weld of automobile pressure box ordered by a car company.

并为某汽车厂开发了用于汽车储气罐制造薄板搭接焊缝自动跟踪的工业应用系统样机。

Overcom insuffici which mani equip exist about join reprint transportation, In view of great angl transit phenomenon appear in the coal mine shaft transport tunnel.

克服多台设备网带搭接转载运输存在缺乏,针对煤矿井下运输巷道出现的大角度转折现象。

To solve the problem, a three-point bending test was put forward.

中文摘要:针对以Q450NQR1钢为基板、B级钢为腹板模拟实际工装位置,疲劳断裂与货车运营实际工况不符的问题,提出以B级钢为基板、Q450NQR1钢为腹板进行三点弯曲疲劳试验,诱使疲劳裂纹向B级钢侧扩展,研究了MAG气体保护焊B级钢/Q450NQR1钢搭接接头的疲劳性能。

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推荐网络例句

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面,更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。

You rap, you know we are not so good at rapping, huh?

你唱吧,你也知道我们并不那么擅长说唱,对吧?