集中力作用下钢筋砼板的承载力取决于板的抗弯强度与冲切强度。
The carrying capacity of a reinforced concrete slab under concentrated load depends on its bending strength and punching strength.
其厚度一般是由冲切条件控制的。
The thickness of slab is determined by punching shear capacity.
童雄，厚平筏板基础冲切破坏性能研究。
Analysis for punching shear failures character of thick flat raft foundation.
本文研究了钢筋混凝土板的冲切破坏机理。
The paper studies the punch-shear damage mechanism of reinforced concrete slabs.
全自动变频调速、数控冲切生产线控制系统；
Fully automatic frequency variation speed regulating NC die cutting production line control system;
ZDH系列预热机主要用于印制板在冲切前的预热。
ZDH series preheater is mainly used to preheat the PCB before impact cutting.
本文用塑性极限方法对钢筋砼板的冲切承载力进行了研究。
In this paper, the plastic limit method is used to investigate the strength of reinforced concrete slabs in punching shear.
本实用新型涉及一种用于扣式电池生产过程中的隔膜冲切机。
The utility model relates to a diaphragm punching machine used in the manufacture process of a button battery.
适用于汽车前后保险杠雷达安装孔的冲切，转向灯孔冲切，支架焊接等。
Suitable for punching installation holes of radar device on the automobile bumper, turn indication light installation holes and welding of supporting structure.
对边长比为2 ~3的四边支承矩形板的抗冲切性能进行了试验研究。
The shearing strength of reinforced concrete rectangular slabs supported on four sides with ratio of side length between 2 and 3 are studied in this paper.
用机器钻出安装指针的中心孔及导向孔，以确保铜条在冲切工序固定位置。
The machine drills the "center holes" for the hands as well as the "pilot holes" which will guarantee the positioning of the strip during blanking operations.
三组室内模型试验表明具有软弱下卧层的地基破坏模型基本上属于冲切破坏。
Three sets of model test in laboratory show that the failure model in the foundation with soft clay underlying layer belongs basically to the punching shear failure.
百年灵徽号需经过三道连续冲切工序。指针尖端被镂空，以便嵌入夜光物质。
The Breitling symbol requires 3 successive blanking operations. The tip of the hand is hollowed to receive the luminescent substance.
即预热、送片、加热、拉伸、成型、冲切、叠堆一次性完成的塑料成型设备。
Combines the preheating, material feeding, heating, drawing, forming, cutting and stacking into one process.
冲切破坏可能为桥面板在轮胎荷载作用下的主要破坏模式，建议进行后续研究。
The punching failure may be the major failure mode of the slabs under the action of wheel load and it is hence proposed that the related successive studies should be made.
运用现代设计理论，以自动冲切机为例，论述了机械产品原理方案设计的方法。
Applying the theory of modern design and taking the automatic severing machine for example, discusses the technique on design of the principle scheme for mechanical products.
应用反求工程理论，以自动冲切机的反求设计为例，论述了原理方案反求设计的方法。
Applying the theory of reverse engineering and taking reverse design of the automatic severing machine for example, this paper discusses the technique on reverse design of the principle scheme.
本发明提供了一种在线冷弯型钢二次冲切模及其冲切方法，属于金属塑性成型技术领域。
The present invention provides on-line cold bent steel secondary punch mold and punching method, and belongs to the field of plastic forming technology for metal.
本发明涉及一种适用于汽车顶篷前沿翻边后孔位自动冲切工艺的汽车顶篷前沿缺口冲切机构。
The invention relates to a car roof front edge aperture punching mechanism, which adopts an automatic punching technique to cut rear apertures at the front turned-over edge of a car roof.
本公司现有6套印刷生产线，从制稿、印刷、冲切一次完成，月印刷量在1000万张以上。
We have 6 product lines and can accomplish in one time from designing , printing to cutting, with a monthly print capacity of at least 10000000.
研究了钣金数控冲切加工中零件信息模型的建立、自动优化排样、冲切工艺处理和NC代码生成。
Study the set up of information module of parts in NC blanking process of sheet metal, auto optimized layout, blanking process handling and NC code generating.
面向钣金件的冲切加工，提出了将钣金零件制造的经验知识与专业技术融入特征造型过程的方法。
A method oriented punch process is presented which blends experimental knowledge and professional skills into the procedure of feature modeling.
片材可加工FPC，PET，PCB，双面胶，保护膜，铜铝薄等各种电子材料，冲切全断和半断。
Sheet Machinable FPC, PET, PCB, double sided tape, protective film, thin copper and aluminum and other electronic materials, die-cut full cut and a half off.
文中提出了这类构件受冲切承载力计算方法，按此方法计算所得值与国内外试验结果的符合程度较好。
The proposed method of calculating punching capacity of such elements is put forward and the calculation results agree well with the test results available at home and abroad.
指出在罕遇水平地震作用下，板柱节点发生冲切破坏后，板柱结构的变形呈现弯曲型，并通过算例进行了验证。
It is pointed out and verified by an example that the deformation of flat plate structures is flexural after punching failure of slab-column connection happened under severe earthquakes.
该文基于统一强度理论对钢纤维混凝土方形板的冲切承载力进行了理论分析，推导了冲切破坏强度的计算公式。
A simple analytical model is presented to predict the ultimate punching shear strength of square steel fiber concrete slab.
多功能自动泡罩包装机主要由自动加热吹泡器、装料器、印刷器、热封器、压痕器、冲切器与计数器等部件组成。
The automatic and multiple-functional bubble packing machine Model DPP-140 is mainly composed of automatic heating bubbler, drug-loader, printer, heating sealer, presser, stroking cutter and counter.
该变形反映了板在各个受力阶段的抗弯性能，也在很大程度上直接影响着冲切锥面上的应力分布和板的抗冲切能力。
The deformation not only reflects the flexure behavior of slab at every loading stage, but also affects the stress status on the surface of punching shear cone and the ultimate capacity of the slab.
角柱冲切破坏锥体近似1/4圆台体，边柱冲切破坏锥体近似1/2圆台体，中柱冲切破坏锥体为一个完整的圆台体。
The punching failure cone of comer column is approximately 1/4 round estrade, that of border column is approximately 1/2 round estrade and that of center column is completely one round estrade.
所采用的冲切破坏机构同时考虑了冲切锥与外围板之间的相对错动位移和转动位移的影响，比较符合实际的冲切破坏机理。
The assumed collapse mechanism takes accounts of the influence of shear displacement and rotation simultaneously and conforms to the real features of punching failure satisfactorily.
应用推荐