The research on the relation of surface residual stress and alloy performance has theoretical significance.
研究硬质合金表面残余应力与合金性能之间的关系有一定的理论意义。
The influences of carburizing heat treatment process and grinding process on surface residual stress of automobile gears are studied.
研究了渗碳热处理过程中淬火冷却和回火状况以及磨削加工对渗碳淬火汽车齿轮表面残余应力的影响。
Compared with the polished specimens, the surface residual stress of the post-exposed specimens was also compressive, but much lower.
测试发现热暴露在一定程度上降低了原抛光试样表面的残余压应力水平。
In order to strengthen anti fatigue of cold worked hole, it is necessary to control the magnitude and distribution of the surface residual stress and strain.
为了使冷挤压孔真正起到抗疲劳增寿效果,有效控制孔表面残余应力大小及其分布是至关重要的。
The production mechanism of the surface residual stress producing in grinding process is the combined effect on extrusion stress and the cutting stress and the thermal load.
在磨削加工过程中产生表面残余应力,其产生机理是磨粒刃作用引起的挤压应力和切削应力及热应力的综合作用效应。
The results indicate that the elastic operating stress range of a torsional axis is extended greatly by pre-twist process and the main reason lies on surface residual stress.
结果表明,预扭后扭力轴弹性工作应力范围得到极大扩展,其主要原因在于预扭塑变形成的表面残馀应力。
The surface residual stress of tube and bar after drawing straightening and annealing, under different processing conditions, were measured by means of resistance strain gauge.
用电阻应变片法测试了管棒材拉拔、矫直和退火过程中产品表面残余应力,研究了管棒材残余应力随工艺参数变化的规律。
Investigation was made of effect of preplastic deformation for unexplosive and explosive treatments on strength, surface residual stress and hydrogen embrittlement of the specimens.
研究了预塑变对爆轰处理和未爆轰处理样品的强度、表面残留应力、氢脆敏感性及其关系的影响。
The surface residual stresses of tank track pins after being strengthened by means of rolling, shot peening or rolling plus shot peening were measured by X-ray stress measurer, respectively.
用X射线应力测量仪分别测定了坦克履带销经滚压、喷丸和滚压加喷丸三种表面强化后的表面残余应力。
The results show that the effect of alternate load on surface residual stress relaxation of aluminum alloy plate mainly depends on the vector superposition of load stress and residual stress;
结果表明:交变载荷对铝合金板表面残余应力松弛的影响主要取决于加载应力与残余应力的矢量叠加;
Results reported in this paper provide possibly the referential data for meeting the rationally grinding conditions in production. Surface residual stress in creep-feed grinding have been mea…
在试验基础上对缓进给强力磨削表面残余应力的性质、大小、分布特点和形成机理,以及各种磨削条件对其表面残余应力的影响进行了分析讨论。
It may be used effectively in deburring, reducing the value of surface roughness, chamfering. improving conditions of surface residual stress and surface hardness and reducing greatly microdefects.
它的使用可以有效地去除毛刺,降低表面粗糙度值,棱边倒圆,改善表面残余应力状况,提高表面硬度,大幅度减少微观缺陷。
The tensile shear properties, mass loss ratio and surface residual stress of the bond samples before and after the thermal cycling were measured. The tensile shear fracture morphologies were observed.
测试了热循环前后胶接试样的拉伸剪切性能、质损率和表面残余应力,观察了拉伸剪切断口形貌。
The effect of some lapping parameters, such as: abrasives size, lapping pressure and lapping speed, on the residual stress at surface of work-pieces was discussed.
探讨了固着磨料研磨中磨料尺寸、研磨压力和研磨速度等研磨参数对工件已加工表面残余应力的影响规律。
The effects of cutting speed and feed on residual stress of workpiece machined should be studied to improve surface quality in machining.
在切削加工中,为了提高已加工工件的表面质量,需要研究切削速度和进给量对已加工工件残余应力的影响规律。
Comparing the results of the welding residual stresses at outer surface of beryllium ring by FEM to that from X ray stress measurement, the stress trend is identical.
对铍环外表面钎缝附近焊接残余应力进行X射线应力测试,并与有限元分析结果对比,二者应力变化趋势基本一致。
In this paper, the influence of diamond tool sharpness on machined surface quality was studied from the viewpoints of the cutting force, surface roughness and residual stress.
本文从切削力、表面粗糙度、表面残余应力几个方面,研究了金刚石刀具刃口修锐度对切削表面质量的影响。
Furthermore, the influence of the residual stress to the surface strain of the material in the elastic zone is studied.
进而探讨了残余应力对弹性区材料表面应变释放的影响。
The formation factors of residual stress for on line grinding roller surface during cold rolling strip were studied.
对冷轧带钢在线磨辊辊表层残余应力的形成因素进行了研究。
The analysis of mechanical model shows that the fracture toughness is improved by residual compressive stress of substrate surface, which resists the tensile deformation of substrate.
力学模型分析表明,基体残余压应力以抵抗基体拉伸变形的方式提高了铬层的断裂韧性;
The effect of broaching rate and feed per tooth, tool orthogonal rake on residual stress of workpiece surface are analyzed by Broaching GH761 Alloy.
这里分析了GH761 合金拉削时,速度、齿升量、拉刀前角对拉削表面残余应力的影响。
The experiments have been shown that the three factors of residual stress microstructure as well as surface roughness including in the all factors of SI have most influence on the FFR.
试验结果表明,表面完整性中的残余应力、组织结构与表面粗糙度这三个因素对疲劳断裂抗力是最有影响力的三个因素。
Residual stress profile state and surface roughness are the two important parameters for evaluating machined surface layer quality.
残余应力分布状态及表面租糙度是评定加工表面层质量的两个重要参数。
It is also found that the value of tensile strength and surface residual compressive stress is linear correlation.
抗拉强度与表面残余压应力线性相关。
The research shows that residual stress in the direction of broaching rate are tensile at the surface . The maximum residual stress is beneath the surface.
试验结果表明,沿拉削速度方向的表面残余应力为拉应力,最大残余应力在表面层下。
It is analyzed of the residual stress generating procedure in adhesive coating layer on the surface of port crane parts for the purpose of surface protection or repairing.
分析了用于港机部件表面保护和修复的涂层中通常存在的内应力的产生过程,认为它是导致涂层早期破坏的主要原因之一。
The technical investigation of relieving residual stress on the surface of rectangular cold drawn section by means of high temperature heat treatment was provided.
提出用高温近火方法来改善矩形截面冷拔型钢表面残余应力的工艺探索。
The technical investigation of relieving residual stress on the surface of rectangular cold drawn section by means of high temperature heat treatment was provided.
提出用高温近火方法来改善矩形截面冷拔型钢表面残余应力的工艺探索。
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