The utility model relates to the technical field of computer case products, in particular to a noise-proofing device for a computer case.

本实用新型涉及电脑机箱产品技术领域，特别是指一种电脑机箱的隔音装置。

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The utility model is an improved positioning device with a plurality of guide rail in series, in the digital control lathe appearance proofing and on the basis of the movable door moving technology;

本实用新型是在数控车床外观防护中，活动门移动技术的基础上改进的一 种多根串联导轨联接定位装置；

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