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EN 716婴儿床标准中
$ k% n* z/ F0 k( ~5.8.2 Durability test' \1 \, i$ h4 B/ e" f
Position the cot on the floor (4.7) with all the legs secured by stops (4.6).5 n a! T& a- ]: t5 O( y; R
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.9 [9 y7 L i4 e& j& [' s
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).
& }& ?! r9 S4 b$ A+ ~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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