GMW GMW15046-2011 Friction Coefficient of Window Regulator Slider Issue 2 English《车窗开闭调节器滑动器的摩擦系数 第2次出版(英文版本)》.pdf
《GMW GMW15046-2011 Friction Coefficient of Window Regulator Slider Issue 2 English《车窗开闭调节器滑动器的摩擦系数 第2次出版(英文版本)》.pdf》由会员分享,可在线阅读,更多相关《GMW GMW15046-2011 Friction Coefficient of Window Regulator Slider Issue 2 English《车窗开闭调节器滑动器的摩擦系数 第2次出版(英文版本)》.pdf(4页珍藏版)》请在麦多课文档分享上搜索。
1、 WORLDWIDE ENGINEERING STANDARDS Test Procedure GMW15046 Friction Coefficient of Window Regulator Slider Copyright 2011 General Motors Company All Rights Reserved June 2011 Originating Department: North American Engineering Standards Page 1 of 4 1 Scope Note: Nothing in this standard supercedes appl
2、icable laws and regulations. Note: In the event of conflict between the English and domestic language, the English language shall take precedence. 1.1 Purpose. To determine the friction coefficient of window regulator slider, which affects the performance of glass guidance system. The information is
3、 used in Computer Aided Engineering (CAE) model to predict the performance of glass guidance system. 1.2 Foreword. Not applicable. 1.3 Applicability. This procedure applies to all cable-drive regulator systems. 2 References Note: Only the latest approved standards are applicable unless otherwise spe
4、cified. 2.1 External Standards/Specifications. None 2.2 GM Standards/Specifications. None 3 Resources 3.1 Facilities. The regulator supplier is responsible for this test, which should be performed at suppliers facilities. 3.2 Equipment. Test fixture as described in 4.3.1. 3.3 Test Vehicle/Test Piece
5、. Window Regulator Slider from window regulator assembly. 3.4 Test Time. Calendar time: 1 day Test hours: 1 hour Coordination hours: 1 hour 3.5 Test Required Information. Not applicable. 3.6 Personnel/Skills. Not applicable. 4 Procedure 4.1 Preparation. Not applicable. 4.2 Conditions. 4.2.1 Environm
6、ental Conditions. Test to be done at ambient at normal humidity. 4.2.2 Test Conditions. Deviations from the requirements of this standard shall have been agreed upon. Such requirements shall be specified on component drawings, test certificates, reports, etc. Copyright General Motors Company Provide
7、d by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW15046 Copyright 2011 General Motors Company All Rights Reserved June 2011 Page 2 of 4 Figure 1: Diagram of Cable over Slider with
8、 Weight Locations 4.3 Instructions. 4.3.1 Mount the slider in a fixed rigid fixture. Attach cable with a contact angle of 180 degrees. Remain equal length for both ends. 4.3.2 Hang equal weight to each end of cable. Record the weight (T2). 4.3.3 Gradually increase weight to 1 end of cable until the
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