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EN 716婴儿床标准中+ j7 \5 w7 R; a" U' Q) b
5.8.2 Durability test
) W5 J% H5 w% H$ T7 CPosition the cot on the floor (4.7) with all the legs secured by stops (4.6).4 S4 ?, R2 Y8 p3 _/ ]6 L! w
Position a mass of 20 kg distributed over an area of approximately 150 mm × 150 mm at the centre of the bottom of the cot. The mass may consist of more than one part.- S( x9 W0 H+ C' ^/ a1 d
Apply forces of 100 N by means of loading pads (4.5) and a device that can press the cot in 4 directions horizontally, with 2 of the forces in the longitudinal (AB) direction and 2 in the lateral direction (CD) opposite each other (Figure 29). The durability forces shall be applied for 2 000 cycles on each point in turn in the order A, B, C, D or A-B followed by C-D (which equals one cycle).* C3 M2 Z' c8 V) R3 K1 l c2 }
以上是原文。
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问题:婴儿床栏杆 持久性测试,水平施加100N的推力,要求AB施加力度,然后CD施加力度,做2000次。我想问测试仪器怎么设计?普通的仪器能够做到这种程度吗? |
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