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EN 716婴儿床标准中+ ~5 C$ {2 E1 k; b- j! V1 F+ J
5.8.2 Durability test
$ t$ I. y) R7 j7 u! N: _9 TPosition the cot on the floor (4.7) with all the legs secured by stops (4.6).7 P. c1 V* z0 Q$ L
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.
8 N8 K! x8 U) L* {. fApply 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).2 \8 H3 U: K. y1 e- U! C$ V
以上是原文。
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! m, L* ]6 o: ]' z' J! Y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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