Automobile glass wool groove testing device and method

The invention discloses an automobile glass wool groove testing device and method, and relates to the field of automobile NVH (Noise Vibration and Harshness). The automobile glass wool groove testingdevice comprises a fixing tool device and a testing device, wherein the fixing tool device comprises...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHANG TAO, JIA WENYU, ZHANG YULUN, JIANG HAO, LIU HUA, DONG GUOXU, YANG JIANGUO, LAI WANHU
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses an automobile glass wool groove testing device and method, and relates to the field of automobile NVH (Noise Vibration and Harshness). The automobile glass wool groove testingdevice comprises a fixing tool device and a testing device, wherein the fixing tool device comprises a first fixing tool component, a second fixing tool component, a third fixing tool component and afourth fixing tool component; the four fixing tool components are connected in a pairwise manner through bolts to form a U-shaped wool groove clamping and fixing groove with the width and depth beingadjustable; the testing device comprises a supporting plate and a pressure blanket attached to a horizontal plane of the supporting plate; and the supporting plate moves in the vertical direction, andthe pressure blanket is externally connected with a signal acquisition device. The automobile glass wool groove testing device can realize real-time acquisition for dynamic mechanical properties andcompression area of a wool gr