drop hammer

1. Abstract: The epoxy plastic ( EP) moulding surface of drop hammer die seriously presented embrittlement and deformation while drop pressing.
   文摘：原有的环氧塑料落压模在使用过程中模具型面脆裂变形严重。
2. From the view of equipment safety design on ship, some limits about drop hammer experiment method are analyzed.
   从舰船设备冲击安全设计考虑，对隔振器落锤试验方法的局限性进行了分析。
3. Air-lift gravity drop hammer
   蒸汽重力落锤；单作用空气锤；空气重力落锤
4. Crusher, drop hammer for solid mineral materials The glass fell to the floor and broke into fragments.
   落锤式破碎机，用于固体矿物玻璃杯落在地上碎成破片。
5. So the performance of microaccelerometer and instrumental drop hammer machine complies with technology standards.
   证明了加速度传感器、虚拟仪器平台落锤实验机的性能符合相关技术要求。
6. Polyamide Has Solved the Problem of Embrittlement and Deformation on Drop Hammer Die Moulding Surface
   聚酰胺解决了落压模型面的脆裂变形问题
7. The impact experiments of concrete filled steel tubes with fixed-ends were carried out on the drop hammer test machine.
   利用落锤式冲击试验机对两端固定不同壁厚钢管混凝土构件进行了侧向冲击实验。
8. Failure Analysis of 16 t Heavy-duty Drop Hammer Rod
   16t大型热模锻锤锤杆断裂原因分析
9. Method to confirm impact stiffness by drop hammer impact test machine
   用落锤冲击试验机确定隔振器冲击刚度的新方法
10. The causes of the fractures and breaks after the drop hammer test are analyzed and discussed.
    对落锤断裂的原因进行分析讨论。
11. Study of drop hammer plastic deformation at engineering vehicle FOPS impact test
    工程车辆FOPS冲击试验中落锤塑性变形研究
12. On monitor and analysis of hammer motion in drop hammer machine
    对落锤仪中落锤运动的监测与分析
13. The rule of the drop hammer height and the change of mass were analyzed given a constant impact energy.
    在冲击能量不变的前提下，分析了落锤高度和质量变化对FOPS冲击变形的影响规律。
14. The basic principle of simple high strain pile test method transformed from measured free fall of drop hammer is given in this paper.
    给出测量自由落锤的加速度换算高应变试桩的动力的简易法的基本原理、测试操作与工程应用。
15. 12t drop hammer test machine research on energy efficiency and arrangement of power system of hydraulic crusher with dropping hammer
    12t落锤试验台液压落锤式碎石机动力系统配置及能量效率
16. Computer simulation study on double-action cylinder lifting system testifies that the overall efficiency of hydraulic system in drop hammer type pile driver could be significantly increased when rational measures are employed.
    对双作用液压缸提升系统的计算机仿真研究证明采取合理的措施可以大大提高落锤式打桩机液压系统的总体效率。
17. The main demands which must be attained for forgings ejection mechanism in drop hammer forging were discussed.
    论述了锤模锻造锻件的顶出机构应达到的基本要求；
18. Vibration parameter measure on drop hammer impact test machine
    在落锤冲击试验机上进行的隔振器振动参数识别
19. Efficiency Study for Hydraulic System of Drop Hammer Type Pile Driver
    落锤式打桩机液压系统的效率研究
20. Experimental results such as drop hammer and susom test of some plastic bonded explosives ( PBX) were analyzed.
    对一些高聚物粘结炸药落锤试验、苏珊试验的结果进行了分析讨论。
21. The influence of temperature on impact sensitivity of TNT explosive has been obtained by use of drop hammer method.
    本文用落锤法测得了温度对TNT炸药撞击感度的影响。
22. The Effects of Rubber on Drop Hammer Target of HIPS Resin
    橡胶对HIPS树脂落锤指标的影响
23. This paper describes drop hammer hydraulic dynamic calibration device's operating principle and its main function. The problems of the current calibration methods are also studied in details.
    该文介绍了落锤液压动标装置的工作原理及其主要功能，分析了现有校准方法存在的问题。
24. In the simulative experiment of the over-loading caused by shock, the strain-ratio of charge medium is directly proportional to the section area of model, but it is inversely proportional to the mass of drop hammer.
    在冲击模拟过载实验中，装药介质的应变率与模型横断面面积成正比，与落锤质量成反比。
25. A method to confirm impact stiffness& wave combination method by drop hammer impact test machine is introduced.
    介绍一种确定隔振器冲击刚度的新方法&波形组合法。
26. Calculation of drop hammer impact to leg and safety valve
    落锤对立柱与安全阀系统冲击的计算
27. The test results show this test method can be used to measure the drop hammer impact sensitivity for explosives.
    试验结果表明，该试验方法可以测量炸药的落锤撞击感度。
28. The hydraulic pile driving system of drop hammer type pile driver is theoretically analyzed and experimentally researched. With computer simulation technology, the system and its work procedure are simulated to determine the efficiency factors of the hydraulic pile driving system.
    对落锤式打桩机的打桩液压系统进行了理论分析和实验研究，并利用计算机仿真技术对系统及其工作过程进行了仿真研究来确定打桩液压系统的效率因素。
29. However, the drop hammer piling machine, which is used in the construction sites, is operated manually. And in the working process, the constructors have to manipulate the clutch and braking operating arm as frequently as possible, which leads to great labor intensity.
    但是，目前在施工现场应用的落锤打桩机大多为手动操作，施工人员在工作过程中需要对离合和刹车操作杆频繁重复操作，劳动强度很大。
30. In the test, by simulating the forces acted upon the thin-walled beams using the vertical drop hammer impact, acceleration response signal of thin-walled beams in the collision is acquired and stored by the data acquisition system.
    试验中，利用落锤垂直下落冲击薄壁梁的过程模拟汽车正面碰撞中薄壁梁的受力过程，同时由数据采集系统对冲击碰撞中薄壁梁的加速度响应信号进行采集和存储。

noun

1. device for making large forgings

   Synonym:    drop forgedrop press