前 言
Foreword

本规范起草单位：阿维塔科技（重庆）有限公司-产品中心-产品开发-内外饰开发
The drafting unit of this specification: AVATR Technology (Chongqing) Co., Ltd. - Product Center - Product Development - Interior and Exterior Decoration Development

本规范主要起草人：李亮达、李英明、王玲
The main drafters of this specification: Li Liangda, Li Yingming, Wang Ling

本规范评审单位及评审人:产品开发一部（孙迎春、孙国高）、产品开发二部（钟贤彬、高雪梅）、产品开发三部（俞燕洪、高超）、阿维塔科技（重庆）有限公司（廖黎琼、李亮达）、深蓝汽车科技有限公司(陈涛、刘益)、新汽车开发部（毕美娟、姚良）、凯程汽车（盛欣幸、赵磊）
The evaluation unit and reviewers of this specification: product development department 1 (Sun Yingchun, Sun Guogao), product development department 2 (Zhong Xianbin, Gao Xuemei), product development department 3 (Yu Yanhong, Gao Chao).AVATR Technology (Chongqing) Co., Ltd. (Liao Liqiong, Li Liangda), Shenlan Automotive Technology Co., Ltd. (Chen Tao, Liu Yi), New Automobile Development Department (Bi Meijuan, Yao Liang), Kaicheng Automobile (Sheng Xinxing, Zhao Lei).

本规范与上一版本相比，主要技术变化如下：
Compared with the previous version, the main technical changes in this specification are as follows:

——修订禁用物质技术测试方法及评价标准；
- Revision of technical testing methods and evaluation standards for prohibited substances;

——更新修订基本要求及外观要求；
- Update and revise the basic requirements and appearance requirements;

——修订耐化学介质腐蚀性、耐刮擦性测试方法及评价标准；
-- Revision of test methods and evaluation standards for corrosive and scratch resistance of chemical media;

——修订票据盒的操作耐久、金属零件耐腐蚀性、耐低温性、氙弧灯加速暴露、雾化的评价标准；
-- Revise the evaluation criteria for the operation durability of the bill box, the corrosion resistance of metal parts, the low temperature resistance, the accelerated exposure and atomization of xenon arc lamps;

——新增耐潮湿性、剥离强度、老化后剥离强度、耐摩擦色牢度的测试方法及评价标准；
-- New test methods and evaluation standards for moisture resistance, peel strength, peel strength after aging, and color fastness to rubbing;

——新增耐高低温交变、耐高温性的异响、操作力及包覆区域剥离的性能评价要求；
——New performance evaluation requirements for alternating high and low temperature resistance, high temperature resistance, abnormal noise, operating force and peeling of the coating area;

本规范历次发布情况：
Previous releases of this specification:

——CTS-01.12.01.13-A1-2017《汽车主驾下护板总成技术规范》于2017年6月30日首次发布；
——CTS-01.12.01.13-A1-2017 "Technical Specification for Automobile Main Driver Underguard Plate Assembly" was first released on June 30, 2017;

——CTS-01.12.01.04-A2-2019《汽车主驾下护板总成技术规范》于2019年7月25
——CTS-01.12.01.04-A2-2019 "Technical Specification for Automobile Main Driver Lower Guard Plate Assembly" on July 25, 2019

日第一次修订发布;
The first revision was issued;

——CTS-S81.70.00-A1-2024《汽车主驾下护板总成技术规范》于2024年10月25日第二次修订发布。
——CTS-S81.70.00-A1-2024 "Technical Specification for Automobile Main Driver Guard Plate Assembly" was revised and released for the second time on October 25, 2024.

汽车主驾下护板总成技术规范
Technical specifications for the assembly of the main driver guard plate of the car

1.范围
1. Scope

本技术条件规定了汽车主驾下护板总成的定义、技术要求，评价方法等内容。
This technical condition stipulates the definition, technical requirements, evaluation methods and other contents of the car main driver under the guard plate assembly.

本文件适用于长安汽车股份有限公司及其他子公司、联营公司、阿维塔科技（重庆）有限公司所开发的所有乘用车型。
This document applies to all passenger models developed by Changan Automobile Co., Ltd., its subsidiaries, associates, and AVATR Technology (Chongqing) Co., Ltd.

2.规范性引用文件
2. Normative references

下列文件对于本文件的应用是必不可少的。凡是注日期的引用文件，仅注日期的版本适用于本文件。凡是不注日期的引用文件，其最新版本（包括所有修改单）适用于本文件。
The following documents are essential for the application of this document. Where a reference is dated, only the dated version applies to this document. For undated references, the most recent version of the document (including all amendments) applies to this document.

GB 11552 乘用车内部凸出物
GB 11552 Passenger car interior protrusions

GB 8410 汽车内饰材料的燃烧特性
GB 8410 Combustion characteristics of materials for automotive interiors

GB/T 250 评定变色用灰色样卡
GB/T 250 Gray sample card for evaluation of color change

GB/T 251 纺织品 色牢度试验 评定沾色用灰色样卡
GB/T 251 Textiles -- Colour fastness test -- Gray sample card for evaluation of staining

GB/T 2790 胶粘剂180°剥离强度试验方法挠性材料对刚性材料
GB/T 2790 Adhesive 180° peel strength test method for flexible materials against rigid materials

GB/T 2918 塑料试样状态调节和试验的标准环境
GB/T 2918 Standard Environment for Condition Adjustment and Testing of Plastic Specimens

GB/T 8808 软质复合塑料材料剥离试验方法
GB/T 8808 Peel test method for soft composite plastic materials

GB/T 10125 人造气氛腐蚀试验 盐雾试验
GB/T 10125 Artificial atmosphere corrosion test - Salt spray test

DG-00.28.03-001 CAMDS数据填报及更新指南
DG-00.28.03-001CAMDS Data Reporting and Updating Guidelines

VTS-A27.20.00-001 汽车禁用物质技术规范
VTS-A27.20.00-001 Technical specification for prohibited substances in automobiles

VS-99.01-L-08003 汽车非金属零部件潮湿试验规范
VS-99.01-L-08003 Specification for moisture test of non-metallic parts of automobiles

VS-99.01-L-08004 氙弧灯加速暴露试验规范
VS-99.01-L-08004 Specification for Accelerated Exposure Test of Xenon Arc Lamps

VS-99.01-L-08011 面料、皮革耐摩擦色牢度试验规范
VS-99.01-L-08011 Specification for color fastness to rubbing of fabrics and leather

VS-99.01-L-99001 汽车非金属零部件耐化学介质腐蚀试验规范
VS-99.01-L-99001 Specification for Chemical Resistance Test of Non-metallic Parts of Automobiles

VS-99.01-L-99020 软质材料耐刮擦试验规范
VS-99.01-L-99020 Specification for Scratch Resistance Test of Soft Materials

VS-99.01-L-08007 汽车内外饰塑料零部件耐刮擦试验规范（划格法）
VS-99.01-L-08007 Specification for scratch resistance test of plastic parts for interior and exterior decoration of automobiles (scratch method).

VS-00.24-L-08011 汽车非金属零部件耐低温试验规范
VS-00.24-L-08011 Specification for Low Temperature Resistance Test of Non-metallic Parts of Automobiles

VS-00.24-L-08012 汽车非金属零部件耐高低温交变试验规范
VS-00.24-L-08012 Specification for alternating high and low temperature resistance of automotive non-metallic parts

VS-00.24-L-08028 汽车非金属零部件耐高温试验规范
VS-00.24-L-08028 Specification for High Temperature Resistance Test of Automotive Non-metallic Parts

VS-00.28-L-06019 汽车多环芳香烃试验规范
VS-00.28-L-06019 Specification for Automotive Polycyclic Aromatic Hydrocarbons Testing

VS-00.28-L-06020 汽车车内材料雾化性能试验规范
VS-00.28-L-06020 Specification for Atomization Performance of Automotive Interior Materials

票据盒； 2. 主驾下护板本体
bill box; 2. The main driver under the guard plate

主驾下护板总成是乘员舱内的重要零部件，主要满足驾驶员膝部保护，提供内饰外观 和部分储物空间，承载部分开关按键，满足驾驶员操作方便性等。
The main driver's undercover assembly is an important part in the passenger compartment, which mainly satisfies the driver's knee protection, provides interior appearance and part of the storage space, carries part of the switch button, and satisfies the driver's convenience of operation.

5.技术规范附图中标明的规格
5. The specifications indicated in the drawings of the technical specifications

（1）产品外观检查标准；
(1) Product appearance inspection standards;

（2）所用材料类型及满足的规范要求；
(2) the type of materials used and the requirements of the specification;

（3）产品性能所需满足的规范要求；
(3) the specification requirements that need to be met for product performance;

（4）尺寸标注（安装尺寸、定位尺寸、主要外形尺寸及未注公差规定）；
(4) Dimensioning (installation size, positioning size, main dimensions and unmarked tolerance provisions);

（5）长安标识、3C标识的标注说明；
(5) Labeling instructions for Chang'an logo and 3C logo;

（6）其余要求规定。
(6) Other requirements are stipulated.

6.技术要求
6. Technical requirements

6.1 基本要求
6.1 Basic Requirements

主驾下护板总成应符合本技术规范的要求，并按经规定程序批准的产品图样及有关技术文件制造。
The main driver undercover assembly shall meet the requirements of this technical specification, and be manufactured in accordance with the product drawings and relevant technical documents approved by the prescribed procedures.

（1）主驾下护板总成应随整车和系统级验证，满足相关性能要求。
(1) The main driver underside guard assembly should be verified with the vehicle and system level to meet the relevant performance requirements.

（2）主驾下护板总成应满足GB 8410《汽车内饰材料的燃烧特性》要求。
(2) The main driver under-guard assembly shall meet the requirements of GB 8410 "Combustion Characteristics of Automobile Interior Materials".

（3）国内车型，主驾下护板总成应满足GB 11552《乘用车内部凸出物》的规定。其
(3) For domestic models, the main driver underside guard assembly shall meet the provisions of GB 11552 "Passenger Car Interior Protrusions". the

他海外市场销售车型，零部件满足对应市场的内部凸出物相关要求，无明确要求的，可参照GB 11552《乘用车内部凸出物》的规定。
If the parts meet the relevant requirements of the internal protrusions in the corresponding market, and there are no clear requirements, the provisions of GB 11552 "Passenger Car Internal Protrusions" can be referred to.

（4）整车/子系统异响评价后，主驾下护板总成应无异响。
(4) After the evaluation of the abnormal noise of the whole vehicle/subsystem, the assembly of the guard plate under the main driver should be free of abnormal noise.

（5）整车碰撞安全试验后，主驾下护板总成不应出现危害乘员的飞溅物。
(5) After the vehicle collision safety test, the main driver under the guard assembly should not appear splashes that endanger the occupants.

（6）CAMDS数据的要求：供应商应按照DG-00.28.03-001《CAMDS数据填报及更新指南》
(6) Requirements for CAMDS data: Suppliers shall comply with DG-00.28.03-001 "Guidelines for Filling and Updating CAMDS Data".

及时提交、更新零部件或材料的CAMDS数据。长安公司对该CAMDS数据的批准与接受将作为通过PPAP（PSW)的必要条件之一。
Submit and update CAMDS data for parts or materials in a timely manner. Changan's approval and acceptance of the CAMDS data will be one of the necessary conditions for the adoption of the PPAP (PSW).

6.2 外观要求
6.2 Appearance Requirements

产品外观应与经批准的标准样件相当或满足图纸上所规定的外观要求。如果没有标准样件，图纸上也没有针对外观特别规定，应按以下主驾下护板总成一般外观要求执行。
The appearance of the product should be comparable to the approved standard sample or meet the appearance requirements specified in the drawings. If there is no standard sample, and there is no special provision for the appearance on the drawing, it should be implemented according to the general appearance requirements of the following main driver underguard assembly.

（1）产品外观表面不允许有裂纹、变形、银纹、波纹、飞边、毛刺、气泡、浇口痕迹、顶杆印痕、熔接痕和收缩痕等其他缺陷。
(1) Other defects such as cracks, deformation, silver lines, ripples, flashes, burrs, bubbles, gate marks, ejector rod marks, weld marks and shrinkage marks are not allowed on the surface of the product.

（2）浇口和分型线应尽量避开手可触及和视野可触及的区域。所有外观可视面上不允许有分模线。如果设计上无法避免在手柄外表面上产生分模线，那么分模线应小于0.03 mm；非主视面分模线应小于0.1mm，且必须经过长安公司相关技术部门认可。
(2) Gates and parting lines should be avoided as much as possible in areas within reach of hands and within reach. No parting lines are allowed on all exterior faces. If the design cannot avoid the parting line on the outer surface of the handle, then the parting line should be less than 0.03 mm; The parting line of the non-main view surface should be less than 0.1mm, and must be approved by the relevant technical departments of Chang'an Company.

（3）每批产品颜色应保持一致，同一种零件颜色应保持一致，无脱色、变色、色斑等缺陷。外观颜色符合长安公司提供色板，色差满足△E＜1。颜色与标准样板及周边零件目视评价不得有明显色差，需要做皮纹的部位表面皮纹应清晰、均匀，纹理符合长安公司提供皮纹样板。
(3) The color of each batch of products should be consistent, and the color of the same part should be consistent, without defects such as discoloration, discoloration, and color spots. The appearance color conforms to the color plate provided by Chang'an Company, and the color difference meets △E<1. There shall be no obvious color difference between the color and the standard model and the visual evaluation of the surrounding parts, and the surface of the parts that need to be made should be clear and uniform, and the texture should be in line with the skin pattern model provided by Chang'an Company.

（4）金属零件无锈蚀现象。
(4) There is no rust on metal parts.

（5）各运动部件应操作平顺，无卡滞现象。
(5) Each moving part should operate smoothly without stagnation.

（6）单件及总成零件实物重量与图纸理论重量偏差不超过2%。
(6) The deviation between the physical weight of a single piece and the theoretical weight of the drawing shall not exceed 2%.

6.3 主驾下护板总成技术要求
6.3 technical requirements for the main driver underneath the guard assembly

汽车主驾下护板总成性能应满足表1的技术要求。
The performance of the main driving guard plate assembly of the automobile should meet the technical requirements of Table 1.

表 1 汽车主驾下护板总成技术要求
Table 1 Technical requirements for the main driver guard plate assembly of the automobile

7.评价方法
7. Evaluation methods

7.1 一般评价条件
7.1 General Evaluation Conditions

7.1.1 标准的试验气候条件
7.1.1 Standard test climatic conditions

除另有规定外，根据GB/T 2918《塑料试样状态调节和试验的标准环境》中的规定，标准的温度应该是（23±2）℃，标准湿度应该是（50±10）％。
Unless otherwise specified, according to GB/T 2918 "Standard Environment for Condition Adjustment and Test of Plastic Specimens", the standard temperature should be (23±2)°C, and the standard humidity should be (50±10)%.

除另有规定外，产品试验前需在标准环境下放置24h以上，且在该环境条件下测试。
Unless otherwise specified, the product must be placed in a standard environment for more than 24 hours before testing, and tested under such environmental conditions.

7.1.2 试样的标准条件
7.1.2 Standard conditions for specimens

除另有规定外，应使用新试样。
Unless otherwise specified, new specimens should be used.

7.2 试验方法
7.2 Test Methods

7.2.1 票据盒操作力
7.2.1 Ticket box operating force

翻转式：
Flip Type:

将票据盒总成模拟实际安装状态装配，关闭票据盒，按图1(a)用推拉力计在解锁开关中心区域垂直票据盒盖板施加载荷，缓慢拉开票据盒，记录过程当中的最大力值，作为最大开启力结果。按图1(b)打开票据盒，以相同方式布置推拉力计，缓慢关闭票据盒，记录过程当中的最大力值，作为最大关闭力结果。
The bill box assembly simulates the actual installation state assembly, closes the bill box, and applies the load to the vertical bill box cover plate in the center area of the unlocking switch with a push-pull force gauge according to Figure 1 (a). Slowly open the box and record the maximum force during the process as the result of the maximum opening force. Open the bill box according to Figure 1 (b), arrange the push-pull force gauge in the same way, close the bill box slowly, and record the maximum force value in the process as the maximum closing force result.

推按式A型：
Push-type A:

将票据盒总成模拟实际安装状态装配，关闭票据盒，按图2(a)用推拉力计在解锁开关中心区域垂直票据盒盖板施加载荷，缓慢拉开票据盒，记录过程当中的最大力值，作为最大开启力结果。按图2(b)打开票据盒，以相同方式布置推拉力计，缓慢关闭票据盒，记录过程当中的最大力值，作为最大关闭力结果。
The bill box assembly simulates the actual installation state assembly, closes the bill box, and applies the load to the vertical bill box cover plate in the central area of the unlocking switch with a push-pull force gauge according to Figure 2 (a), Slowly open the box and record the maximum force during the process as the result of the maximum opening force. Open the bill box according to Figure 2 (b), arrange the push-pull force gauge in the same way, close the bill box slowly, and record the maximum force value in the process as the maximum closing force result.

（a）开启力 （b)关闭力
(a) Opening force (b) Closing force

图1 翻盖式票据盒开启力和关闭力测试
Fig.1. Test of opening and closing force of clamshell bill box

开启力与关闭力均进行3次试验，分别记录试验结果。
The opening force and closing force were tested three times, and the test results were recorded separately.

（a）开启力 （b)关闭力
(a) Opening force (b) Closing force

图2 推按式A型票据盒开启力和关闭力测试
Fig.2. Test of the opening force and closing force of push-type A-type bill box

推按式B型：
Push-to-push type B:

将票据盒总成模拟实际安装状态装配，关闭票据盒，按图3(a)用推拉力计在解锁开关中心区域垂直票据盒盖板施加载荷，缓慢拉开票据盒，记录过程当中的最大力值，作为最大开启力结果。按图3(b)打开票据盒，以相同方式布置推拉力计，缓慢关闭票据盒，记录过程当中的最大力值，作为最大关闭力结果。
The bill box assembly simulates the actual installation state assembly, closes the bill box, and applies the load to the vertical bill box cover plate in the center area of the unlocking switch with a push-pull force gauge according to Figure 3 (a), Slowly open the box and record the maximum force during the process as the result of the maximum opening force. Open the bill box according to Figure 3 (b), arrange the push-pull force gauge in the same way, close the bill box slowly, and record the maximum force value in the process as the result of the maximum closing force.

（a）开启力 （b)关闭力
(a) Opening force (b) Closing force

图3 推拉式B型票据盒开启力和关闭力测试
Fig.3. Test of opening and closing force of push-pull B-type bill box

扣手式：
Clasp hand:

将票据盒总成模拟实际安装状态装配，关闭票据盒，将拉力计清零，如图4将拉钩作
The bill box assembly simulates the actual installation state of assembly, closes the bill box, clears the tension gauge, and pulls the hook as shown in Figure 4

用于手柄下边缘中部，在票据盒开启的方向缓慢施加拉力，直至票据盒解锁。读出操作过程中测力计的最大数值。测试三次取平均值作为最终开启状态最大操作力结果
For the middle of the lower edge of the handle, slowly apply a pulling force in the direction of the opening of the box until the box is unlocked. The maximum value of the dynamometer during operation is read. The average of the three tests is taken as the result of the maximum operating force in the final open state

图4 扣手式储物盒开启力和关闭力测试
Fig.4. Test of opening and closing force of snap-on storage box

将票据盒开启约30mm，如图5所示，将压头作用于票据盒位置，用推拉测力计施加载荷缓慢关闭储物盒，当锁销锁住时读出测力计的数值记录过程当中的最大力值，作为最大关闭力结果。
Open the box about 30mm, as shown in Figure 5, apply the head to the position of the box and slowly close the storage with a load applied by a push-pull dynamometerThe box, when the locking pin is locked, reads out the maximum force value of the dynamometer during the recording process as a result of the maximum closing force.

开启力与关闭力均进行3次试验，分别记录试验结果。
The opening force and closing force were tested three times, and the test results were recorded separately.

图5 扣手式储物盒开启力和关闭力测试
Fig.5. Test of opening and closing force of snap-on hand storage box

注：只有当载荷点无法用于以上操作时，载荷点可以在手柄左侧或右侧20mm左右范围内移动，如图6所示。
Note: Only when the load point cannot be used for the above operation, the load point can be moved within about 20mm to the left or right side of the handle, as shown in Figure 6.

图6 扣手式储物盒开启力和关闭力测试
Fig.6. Test of opening and closing force of snap-on storage box

7.2.2票据盒盖体松紧度
7.2.2 Tightness of the lid of the bill box

正向松紧度
Positive tightness

按 7.2.1 要求测试票据盒关闭力 F0；
Test the closing force of the bill box F0 according to the requirements of 7.2.1;

保持票据盒处于锁闭状态；
Keep the bill box locked;

将百分表表头接触图7所示点a附近20mm范围内，保留变形余量，并清零；
Within 20mm of the dial gauge head, the deformation margin is retained and cleared within 20mm of the point A shown in Figure 7.

将测力计清零，并将压头作用于票据盒边缘中部离边缘10mm处（点 a），沿票据盒关闭方向施加F0+（2±0.2）N 的力，同时读取百分表示数；
Clear the dynamometer to zero, and apply the indenter to the middle of the edge of the bill box 10mm away from the edge (point a), apply the force of F0+(2±0.2)N along the closing direction of the bill box, and read the percentage representation at the same time;

重复 b~d 操作三次，记下百分表示数取平均值；
Repeat the b~d operation three times, and write down the percentage to mean the average value;

f）分别在距离票据盒上边缘10mm沿线离左、右侧 10mm 两点重复步骤 b~e，如图 7 所示；
f) Repeat steps b~e at two points 10mm from the left and right sides along the 10mm distance from the upper edge of the bill box, as shown in Figure 7;

侧向松紧度
Lateral tightness

将硬质方块粘贴在票据盒外侧距上边缘10mm沿线；
Paste the hard square on the outside of the bill box along the top edge 10mm;

将百分表表头接触方块左侧或右侧，保留变形余量，并清零；
Touch the dial gauge header to the left or right side of the square, retain the deformation margin, and clear it to zero;

将测力计清零后分别在左、右侧离边缘 10mm 处施加（2±0.2）N 推力，读取百分表示数；
After the dynamometer is cleared, apply (2±0.2) N thrust at 10mm from the edge on the left and right sides, and read the percentage representation;

d）重复 b~c 三次，取平均值，如图7所示；
d) Repeat b~c three times and take the average value as shown in Figure 7;

图7 储物盒盖体松紧度测试
Fig.7. Tightness test of lid of storage box

7.2.3 票据盒开启方向刚度
7.2.3 Stiffness of the opening direction of the bill box

开启票据盒到最大角度，用推拉测力计施加一个50±5N的载荷在票据盒的左右两边的中线上持续5±1s，并读取变形量，压片大小为φ15mm，如图8所示。
Open the bill box to the maximum angle, apply a load of 5 0±5N with a push-pull dynamometer to continue on the midline of the left and right sides of the bill box for 5±1s, and read the deformation, and the size of the tablet is φ15mm, as shown in Figure 8.

按照a）的操作，分别测量票据盒左端和右端的变形量。
According to the operation of a), measure the deformation at the left end and the right end of the bill box respectively.

重复a）、b）操作三次，评价票据盒开启方向的刚度。
Repeat a) and b) three times to evaluate the stiffness of the opening direction of the bill box.

图8 票据盒开启方向刚度测试
Fig.8. Stiffness test of opening direction of bill box

7.2.4票据盒开启后侧向的刚度
7.2.4 Lateral stiffness of the bill box after opening

a）开启票据盒到最大角度，用推拉测力计施加一个50±5N的载荷分别在票据盒的左侧或右持续5±1s，并读取变形量，压片大小为φ15mm，如图9所示。
a) Open the bill box to the maximum angle, apply a load of 50±5N with a push-pull dynamometer on the left or right side of the bill box for 5±1s respectively, and read the deformation, the size of the tablet is φ15mm, as shown in Figure 9.

b）按照a）的操作，分别测量储物盒盖左侧和右侧的变形量。
b) Measure the amount of deformation on the left and right sides of the lid separately as a).

c）重复a）、b）操作三次，评价票据盒开启后盒侧向的刚度。
c) Repeat a) and b) operations three times to evaluate the lateral stiffness of the box after the bill box is opened.

图9 票据盒开启后侧向刚度测试
Fig. 9: Lateral stiffness test after the bill box is opened

7.2.5 票据盒开启方向强度
7.2.5 Strength of the opening direction of the bill box

开启票据盒到最大角度，用推拉测力计施加一个100±5N的载荷在票据盒的左右两边
Open the box to the maximum angle and use a push-pull dynamometer to apply a load of 100±5N to the left and right sides of the box box

的中线上持续5±1s，执行此操作2个循环，如图10所示。
The midline lasts for 5±1s and does this for 2 cycles, as shown in Figure 10.

图10 票据盒开启方向刚度测试
Fig.10. Stiffness test of the opening direction of the bill box

7.2.6票据盒的操作耐久性
7.2.6 Operational durability of the bill box

a）关闭票据盒，如图 11 所示，开启关闭为一个循环，并循环 5000 次。
a) Close the bill box, as shown in Figure 11, open and close as a cycle, and loop 5000 times.

b）每循环1000次，目测试验样件，如果发现有与评价标准不符合区域，绘制草图或者 拍下位置，并继续试验。
b) 1000 times per cycle, visual test samples, if found to be inconsistent with the evaluation standards of the area, draw a sketch or photograph the position, and continue the test.

c）进行 7.2.1、7.2.2 两项试验并记录结果。
c) Conduct two trials 7.2.1 and 7.2.2 and record the results.

备注：结合实际情况可调整关闭力和速度，保证票据盒顺畅关闭
Note: The closing force and speed can be adjusted according to the actual situation to ensure the smooth closing of the bill box

图11 票据盒的操作耐久测试
Fig.11. Operational durability test of the bill box

7.2.7 膝部安全气囊爆破要求
7.2.7 Knee airbag blasting requirements

试验样品：主驾下护板总成、转向支撑、膝部安全气囊、仪表板总成、转向柱等。
Test samples: main driver underrider guard assembly, steering support, knee airbag, instrument panel assembly, steering column, etc.

膝部安全气囊子系统试验分为两部分完成，基础子系统试验以及展开性试验，其中基础子系统试验可以与PAB子系统试验同时进行点爆，也可以分别点爆，但试验录像记录均需要完整。
The knee airbag subsystem test is divided into two parts, the basic subsystem test and the deployment test, in which the basic subsystem test can be ignited at the same time as the PAB subsystem test, or it can be ignited separately, but the test video record needs to be complete.

a）膝部安全气囊首先要完成基础子系统试验。要求：完成膝部安全气囊与转向支撑、仪表板总成、主驾下护板等周边件装配后试验，试验分别在高温（85+2.5/-5）℃，低温（-35 +5/-2.5）℃，常温（23±5）℃三种环境温度下连续点爆两次。
a) The knee airbag must first complete the basic subsystem test. Requirements: Complete the test of knee airbags and steering supports, instrument panel assembly, main driver guard plate and other peripheral parts after assembly, and the test is continuously ignited twice at high temperature (85 + 2.5/-5) °C, low temperature (-35 + 5/-2.5) °C, and room temperature (23±5) °C.

b）完成基础子系统实验后，需进行膝部安全气囊子系统的展开性验证。要求：完成膝部安全气囊与仪表板总成、主驾下护板等周边件装配并放置5%的女性假人腿部工装，如图4所示，试验分别在高温（85+2.5/-5）℃，低温（-35 +5/-2.5）℃，常温（23±5）℃三种环境温度下连续点爆两次。
b) After the completion of the basic subsystem experiment, the deployment verification of the knee airbag subsystem needs to be carried out. Requirements: Complete the assembly of knee airbags and instrument panel assembly, main driver guard plate and other peripheral parts and place 5% of the female dummy leg tooling, as shown in Figure 4, the test is at high temperature (85 + 2.5/-5) °C, low temperature (-35 + 5/-2.5) °C, normal temperature (23±5).°C three ambient temperatures under two consecutive ignition.

图4 膝部安全气囊爆破试验
Fig.4 Knee airbag burst test

7.2.8金属零件耐腐蚀性
7.2.8 Corrosion resistance of metal parts

所有金属零件（包含金属标件），如金属卡子，片螺母、螺钉、锁销、转轴、弹簧等。
All metal parts (including metal standard parts), such as metal clips, sheet nuts, screws, lock pins, shafts, springs, etc.

对于表面涂有油脂的零件，应先用中性清洁剂及蒸馏水清洗油脂并烘干。按GB/T 10125《人造气氛腐蚀试验 盐雾试验》当中的NSS中性盐雾试验方法进行72h盐雾试验。
For parts with grease on the surface, the grease should be cleaned and dried with neutral detergent and distilled water. The 72h salt spray test is carried out according to the NSS neutral salt spray test method in GB/T 10125 "Artificial Atmosphere Corrosion Test - Salt Spray Test".

7.2.9 禁限用物质
7.2.9 Prohibited and Restricted Substances

参照VTS-A27.20.00-001《汽车禁用物质技术规范》的要求执行。
Refer to the requirements of VTS-A27.20.00-001 "Technical Specification for Prohibited Substances in Automobiles".

7.2.10多环芳香烃
7.2.10 polycyclic aromatic hydrocarbons

取与皮肤接触超过30秒或短期重复接触皮肤的零部件表面材料，参照VS-00.28-L-06019《汽车多环芳香烃试验规范》进行抽检和测试，18项PAH物质明细见下表2。
Take the surface materials of parts that are in contact with the skin for more than 30 seconds or repeatedly contact with the skin for a short period of time, and refer to VS-00.28-L-06019 "Test Specification for Automotive Polycyclic Aromatic Hydrocarbons" for sampling and testing, and the details of 18 PAH substances are shown in the following table2。

试验样品预处理后，在60℃超声水浴中萃取60min，然后用气相色谱质谱联用仪（GC-MS）进行分析测试。试验中根据需要对试验样品进行净化，建立相应的标准工作曲线。
After pretreatment, the test samples were extracted in an ultrasonic water bath at 60°C for 60 minutes, and then analyzed and tested by gas chromatography-mass spectrometry (GC-MS). During the test, the test samples were purified according to the need, and the corresponding standard working curve was established.

表2 18项PAHs物质明细
Table 2 Breakdown of 18 PAHs substances

参照GB 8410《汽车内饰材料的燃烧特性》进行试验。
The test was carried out with reference to GB 8410 "Combustion Characteristics of Automotive Interior Materials".

7.2.12耐高低温交变
7.2.12 High and low temperature alternating resistance

参照VS-00.24-L-08012《汽车非金属零部件耐高低温交变试验规范》进行试验。将主驾下护板总成模拟实际安装状态装好，对需进行测量的部位进行标识（由长安技术人员指定测量部位，测量点数量），并记录测量结果。然后按表3条件进行试验，升温速率：≥1℃/min，降温速率：≥1℃/min。在步骤7和步骤9进行了0.5h后，应分别对产品进行目视评价，对间隙段差出现明显变化的位置进行测量并记录结果。
The test was carried out with reference to VS-00.24-L-08012 "Specification for High and Low Temperature Alternating Resistance Test of Non-metallic Parts of Automobiles". Install the main driver underneath the guard assembly to simulate the actual installation state, identify the parts that need to be measured (the measurement parts and the number of measurement points are specified by Chang'an technicians), and record the measurement results. Then the test was carried out according to the conditions in Table 3, the heating rate: ≥1 °C/min, and the cooling rate: ≥1 °C/min. After 0.5h in step 7 and step 9, the product should be visually evaluated respectively, and the position of the gap segment difference that changes significantly should be measured and the results recorded.

所有循环完成后应对产品外观进行评价，试验中及试验后对异响进行评价，对标识位置进行测量，记录测量结果、计算变化值。其中，外观等级变化按照表4进行。
After all cycles are completed, the appearance of the product should be evaluated, the abnormal noise should be evaluated during and after the test, the position of the mark should be measured, the measurement results should be recorded, and the change value should be calculated. Among them, the appearance grade changes are carried out according to Table 4.

软质零件必须完成熟化后再开展此项试验。
Soft parts must be matured before this test can be carried out.

针对包覆类零件试验完成后需将包覆区域全部剥离，检视是否存在粘接不良等缺陷。
After the test of the cladding parts is completed, all the cladding areas need to be peeled off to check whether there are defects such as poor bonding.

表3 耐高低温交变试验条件
Table 3 Alternating test conditions for high and low temperature resistance

表4 外观变化等级
Table 4 Appearance change grades

7.2.13 耐高温性
7.2.13 High temperature resistance

参照VS-00.24-L-08028《汽车非金属零部件耐高温试验规范》进行试验，将产品模拟实际安装状态装好，对需进行测量的部位进行标识（测量点由长安指定），并记录测量结果。将产品总成在80±2℃（若与仪表板本体带附件总成为同一供应商，则高温条件按100℃条件进行）高温烘箱中存放168h。
Refer to VS-00.24-L-08028 "Specification for High Temperature Resistance Test of Non-metallic Parts of Automobiles" for testing, install the product in a simulated actual installation state, identify the parts to be measured (the measurement point is designated by Chang'an), and record the measurement results. The product assembly is set at 80±2°C (if it is from the same supplier as the instrument panel body with accessory assembly, the high temperature condition is 100°C).Store in a high-temperature oven for 168h.

试验完成后产品在标准环境中放置至少4h，对产品外观进行评价，试验中及试验后对异响进行评价，对标识位置进行测量，记录测量结果、计算变化值。其中，外观等级变化按照表4进行。
After the test is completed, the product is placed in the standard environment for at least 4hours, the appearance of the product is evaluated, the abnormal noise is evaluated during and after the test, the position of the logo is measured, the measurement results are recorded, and the change value is calculated. Among them, the appearance grade changes are carried out according to Table 4.

软质零件必须完成熟化后再开展此项试验。
Soft parts must be matured before this test can be carried out.

针对包覆类零件试验完成后需将包覆区域全部剥离，检视是否存在粘接不良等缺陷。
After the test of the cladding parts is completed, all the cladding areas need to be peeled off to check whether there are defects such as poor bonding.

7.2.14 耐低温性
7.2.14 Low temperature resistance

参照VS-00.24-L-08011《汽车非金属零部件耐低温试验规范》进行试验。将总成带工装模拟实际装配放入试验箱中，温度调整至（-30±2）℃并持续保存4h（对于出口极寒地区的项目，采用（-40±2）℃）。
The test is carried out with reference to VS-00.24-L-08011 "Specification for Low Temperature Resistance Test of Non-metallic Parts of Automobiles". Put the assembly belt tooling into the test chamber to simulate the actual assembly, adjust the temperature to (-30±2) °C and store it continuously for 4 hours (for projects in extremely cold areas for export, (-40±2) °C is used ）。

低温存放试验完成后，将样件在低温舱内进行落球冲击试验。冲击位置应是零件最薄弱位置或长安工程师指定的位置。刚球重量500±5g、落球高度400±2mm。如果冲击试验无法在低温舱中进行，可以将零件取出，30s内完成落球冲击试验。
After the low-temperature storage test is completed, the sample is subjected to the falling ball impact test in the low-temperature chamber. The impact position should be the weakest position of the part or the position specified by Chang'an engineer. The weight of the rigid ball is 500±5g, and the height of the ball is 400±2mm. If the impact test cannot be carried out in the cryogenic chamber, the parts can be taken out and the falling ball impact test can be completed within 3 0s.

7.2.15氙弧灯加速暴露
7.2.15 Xenon arc lamps accelerate exposure

参照VS-99.01-L-08004《氙弧灯加速暴露试验规范》中相关要求进行试验。验样品从总成上截取（若产品尺寸无法满足要求，按照相同工艺条件等制作平板样品进行），最大尺寸为139mm×69mm，最小尺寸为40mm×20mm，厚度不超过10mm。试验条件和方法如下表5，氙灯老化箱设备类型：旋转式；滤镜Quartz/S.Boro。辐照量选择225kJ/m²。外观等级变化按照表4进行判定。
The test is carried out according to the relevant requirements in VS-99.01-L-08004 "Xenon Arc Lamp Accelerated Exposure Test Specification". The test sample is intercepted from the assembly (if the size of the product cannot meet the requirements, the flat sample is made according to the same process conditions), the maximum size is 139mm×69mm, the minimum size is 40mm×20mm, and the thickness is not more than 10mm. The test conditions and methods are as follows Table 5, xenon lamp aging box equipment type: rotary type; Filter Quartz/S.Boro. The irradiance was selected as 225kJ/^m2. The change in appearance grade is determined according to Table 4.

表5 氙弧灯加速暴露试验方法
Table 5: Xenon arc lamp accelerated exposure test methods

7.2.16 耐化学介质腐蚀性
7.2.16 Resistance to chemical media

针对主驾下护板总成，依据零件具体位置、用户使用接触频次以及表面处理不同，选择相应的化学介质进行测试，项目特殊要求另行约定。
For the main driver guard plate assembly, according to the specific location of the parts, the frequency of user use and the surface treatment, the corresponding chemical medium is selected for testing, and the special requirements of the project are separately agreed.

参照VS-99.01-L-99001《汽车非金属零部件耐化学介质腐蚀试验规范》进行试验，试验方法参照表6选择。按照表4评判外观变化；根据GB/T 251 对白棉布的沾色情况进行评价：根据GB/T 250 对表面变色情况进行评价；采用色差仪（D65/10°，包含镜面反射光）采集样品试验前后的色差以及色差变化值。
Refer to VS-99.01-L-99001 "Test Specification for Chemical Resistance of Non-metallic Parts of Automobiles" for testing, and the test method is selected with reference to Table 6. Evaluate the appearance change according to Table 4; According to GB/T 251 to evaluate the staining of white cotton cloth: according to GB/T 250 to evaluate the surface discoloration; A colorimeter (D65/10°, including specular reflectance) was used to collect the color difference and color change values of the samples before and after the test.

化学试剂种类：
Types of chemical reagents:

1）人工汗液：配方见表7。
1) Artificial sweat: see Table 7 for the formula.

2）肥皂水：2.5%质量浓度肥皂水（如超能皂粉）；
2) Soapy water: 2.5% mass concentration soapy water (such as super soap powder);

3）玻璃窗洗液：长城喜世；
3) Glass window lotion: Great Wall Xishi;

4）清洁剂：龟牌大力橙泡沫清洁剂；
4) Detergent: Turtle Orange Foam Cleaner;

5）润滑脂：长城骏博HP-R；
5) Grease: Great Wall Junbo HP-R;

6）防晒油：50倍防晒指数，防水；
6) Sunscreen oil: 50 times SPF, waterproof;

7）饮 料：可口可乐、百事可乐、橙汁、咖啡；
7) Drinks: Coca-Cola, Pepsi, orange juice, coffee;

8) 香 水：任意品牌；
8) Perfume: any brand;

9) 护手霜：任意品牌；
9) Hand Cream: Any brand;

10）酒 精：质量分数75 wt%；
10) Distillery: mass fraction 7 5 wt%;

表6 化学试剂及试验方法选择对应表
Table 6 Correspondence table for the selection of chemical reagents and test methods

表7 人工汗液配方表
Table 7 Artificial sweat formula

试验方法：
Test Method:

B-1：取直径至少为50×50mm的试样3块，用试剂在样块表面上铺满制造直径大于15mm面积的污点，在标准状态下放置24h；用中性清洁剂对污染区域进行擦拭清晰，擦拭时间限制在1min以内，然后用干净棉布擦净；在标准状态下存放4h自然晾干，试验后按要求进行评价。
B-1: Take 3 samples with a diameter of at least 50×50mm, spread a stain with a diameter of more than 15mm on the surface of the sample block with reagent, and place it in a standard state for 24 hours; Wipe the contaminated area clearly with a neutral detergent, the wiping time is limited to less than 1min, and then wipe it with a clean cotton cloth; It was stored in a standard state for 4 hours to dry naturally, and evaluated according to the requirements after the test.

C-1：取至少150mm长平整样品，正对摩擦头安装于摩擦色牢度仪上，用两层白棉布包住摩擦头并用压紧环将白棉布压紧，在摩擦头与试样接触的地方用1mL 指定液体润湿；施加9N 负载进行10个周期摩擦（一个周期指摩擦头来回一次），摩擦速度60次/min，试验后按要求进行评价。
C-1: Take a flat sample of at least 150mm long, install it on the friction fastness tester facing the friction head, wrap the friction head with two layers of white cotton cloth and press the white cotton cloth tightly with a compression ring, and wet it with 1mL of the specified liquid at the place where the friction head is in contact with the sample; Apply 9N load for 10 cycles of friction (one cycle refers to the friction head back and forth once), the friction speed is 60 times/min, and the evaluation is carried out according to the requirements after the test.

C-2：将50mm×50mm白棉布用指定液体完全浸湿，在（23±2）℃下擦拭试样所有外表面，使试样表面沾上化学试剂。之后将试样放入70℃高温箱内保持24h后取出，试验后按要求进行评价。
C-2: Thoroughly soak a 50mm × 50mm calico cloth with the specified liquid and wipe all outer surfaces of the specimen at (23±2)°C, The surface of the specimen is stained with chemical reagents. After that, the sample is placed in a 70°C high-temperature chamber for 24 hours and then taken out, and evaluated according to the requirements after the test.

7.2.17 耐刮擦性
7.2.17 Scratch resistance

（1）十字划格刮擦法（针对塑料皮纹件）
(1) Cross-grid scratching method (for plastic leather parts).

按照VS-99.01-L-08007《汽车内外饰塑料零部件耐刮擦试验规范（划格法）》进行试验。采用十字划格法，划格行程40mm，刮头直径1mm，加载重量10N，划格速度1000mm/min，测试样品旋转轴划格位置：90°。实验前后，在样品中央位置处使用分光测色仪对样品平面进行色差测量，分别测试5次，取平均值，并记录测量数据。
The test is carried out in accordance with VS-99.01-L-08007 "Specification for Scratch Resistance Test of Plastic Parts for Interior and Exterior Decoration of Automobiles (Scratch Method)". The cross-stroke method is adopted, the stroke stroke is 40mm, the diameter of the scraping head is 1mm, the loading weight is 10N, the grid speed is 1000mm/min, and the rotation axis of the test sample is 90°. Before and after the experiment, the color difference of the sample plane was measured by spectrophotometer at the central position of the sample, and the average value was taken and the measurement data were recorded.

相同零件每一种颜色及每一种皮纹组合都应进行测试；需在实物上取样测试，如实物不满足取样标准，可采用同材质、同颜色、同纹理、同纹理深度的皮纹样板替代。
Every color and every combination of skin grain of the same part should be tested; If the physical object does not meet the sampling standards, it can be replaced by a leather pattern sample of the same material, the same color, the same texture and the same texture depth.

（2）五指刮擦法（仅针对高光免喷涂零件）
(2) Five-finger scraping method (only for high-gloss spray-free parts).

采用五指刮擦仪进行试验，刮擦头：钢球，高度抛光，直径为1.0±0.1mm，刮擦速度：
The test was carried out by a five-finger scraping instrument, scraping head: steel ball, highly polished, diameter of 1.0±0.1mm, scraping speed:

100mm/s，加载载荷：3N；加载载荷：2N（高光ASA、高光PP等）或3N（PMMA、PC/ASA等）。
100mm/s, loading load: 3N; Loading load: 2N (high-gloss ASA, high-gloss PP, etc.) or 3N (PMMA, PC/ASA, etc.).

试验完成后，在D65标准光源下对样品进行观察，观察人员距离样品约300mm，以划痕（划伤或压痕）为轴线缓慢翻转样品，按表8评价任意角度划痕的严重程度。按表9评价发白（发白或变色）。
After the test is completed, the sample is observed under the D65 standard light source, the observer is about 300mm away from the sample, and the sample is slowly turned over with the scratch (scratch or indentation) as the axis, and the severity of the scratch at any angle is evaluated according to Table 8. Whitish (whitish or discoloration) is evaluated according to Table 9.

要求在光源箱2个以上不同位置进行观察，评价时不考虑刮擦线首尾两端的10%部分，至少测试3个式样。
It is required to observe more than 2 different positions of the light source box, and at least 3 samples are tested without considering 10% of the first and last ends of the scraping line during evaluation.

表8 五指刮擦划痕登级评价表
Table 8: Five finger scratches and scratches are rated on the appraisal table

表9发白等级评价表
Table 9: Evaluation table of whitish grades

（3）十字划线刮擦法（针对软胶类零件）
(3) Cross-scratching method (for soft rubber parts).

参照VS-99.01-L-99020《软质材料耐刮擦试验规范》进行试验。刮擦试验机需具备可加载负载的刮擦头（刮擦头材质：钨钢或硬度为 85HRA以上的材质，刮擦头:直径1mm的半圆）。刮擦头的运动依靠电机驱动，能保证刮擦速度的均匀性。
The test is carried out according to VS-99.01-L-99020 "Specification for Scratch Resistance Test of Soft Materials". The scraping testing machine needs to have a scraping head that can be loaded with load (scraping head material: tungsten steel or hardness of 85HRA or more, scraping head: diameter 1mmsemicircle). The movement of the scraping head is driven by the motor, which can ensure the uniformity of the scraping speed.
实验步骤：
Procedure:
1. 安装样品，设置试验条件，刮擦速度：1000mm/min，加载负载 3N；
1. Install the sample, set the test conditions, scraping speed: 1000mm/min, load 3N;
2. 在样品上刮一条划痕，长度40mm。再将样品旋转 90°，再刮一条相同长度的划痕；
2. Scratch a scratch on the sample, 40mm in length. Rotate the sample 90° and scrape a scratch of the same length;
3.取出样品，在标准光源下翻转样品，观察两个方向的划痕情况，标准判定划痕等级。若两个方向的划痕程度不同，以严重的方向为最终结果，划痕程度标准如下表10；
3. Take out the sample, flip the sample under the standard light source, observe the scratches in both directions, and determine the scratch grade according to the standard. If the degree of scratches in the two directions is different, the severe direction is the final result, and the scratch degree standard is as follows Table 10;
4.记录结果，处理数据。
4. Record the results and process the data.

表10 十字划线刮擦法划痕等级评定表
Table 10 Cross-hatch scratch rating table

*相同零件每一种颜色都应进行测试；需在实物上取样测试，如实物不满足取样标准，可采用同材质、同颜色、同纹理、同纹理深度的皮纹样板替代。
*Every color of the same part should be tested; If the physical object does not meet the sampling standards, it can be replaced by a leather pattern sample of the same material, the same color, the same texture and the same texture depth.

7.2.18 雾化特性
7.2.18 Atomization characteristics

按照VS-00.28-L-06020《汽车车内材料雾化性能试验规范》进行试验，采用重量法，样件尺寸：直径为（80±1）mm的圆形试样。
The test was carried out in accordance with VS-00.28-L-06020 "Test Specification for Atomization Performance of Automotive Interior Materials", using the gravimetric method, and the sample size: a round specimen with a diameter of (80±1) mm。

试验前，试样和试件应该进行至少16小时的除湿处理。试验需使用邻苯二甲酸二辛酯（DOP）进行对照试验。加热温度：100±0.5℃；平衡时间：16±0.15h；冷凝温度：21±0.5℃；干燥温度：120±2℃；干燥时间：3.75±0.25h。
Specimens and specimens should be dehumidified for at least 16 hours prior to testing. Controlled trials using dioctyl phthalate (DOP) were required. Heating temperature: 100±0.5°C; Equilibration time: 16±0.15h; Condensing temperature: 21±0.5°C; Drying temperature: 120±2°C; Drying time: 3.75±0.25h.

7.2.19 耐潮湿性（仅针对带织物或软质表皮、泡沫的零件、纤维板零件以及喷漆的塑料件）
7.2.19 Moisture resistance (only for parts with fabric or soft skins, foam, fibreboard parts and painted plastic parts).

参照VS-99.01-L-08003《汽车非金属零部件潮湿试验规范》进行试验，将主驾下护板总成（也可仅针对带织物或软质表皮、泡沫的零件、纤维板零件以及喷漆的塑料件进行验证）在38℃±2℃，（95±5）％RH的条件下放置168h，然后在标准环境中放置至少4h，对产品外观、性能等进行评价，其中，外观等级变化按照表4进行。
Refer to VS-99.01-L-08003 "Specification for Moisture Test of Non-metallic Parts of Automobiles" for testing, and the main driver underguard assembly (can also only be verified for parts with fabric or soft skin, foam, fiberboard parts and painted plastic parts) at 38 °C ± 2 °C, (95±5)%RH for 168 h, and then in a standard environment for at least 4h, to the product appearance, performance, etcThe evaluation was carried out, in which the appearance grade changes were carried out according to Table 4.

7.2.20剥离强度
7.2.20 Peel strength

普通包覆结构复合表皮：按照GB/T 8808《软质复合塑料材料剥离试验方法》中B法进行T型剥离试验，样条尺寸：150mm×30mm，剥离速度：200mm/min，横、纵向分别测试。测试完成后取平均值，同时提供相应的剥离力曲线图（力/N-位移/mm）。
Ordinary cladding structure composite skin: T-shaped peel test is carried out in accordance with method B in GB/T 8808 "Peel Test Method for Soft Composite Plastic Materials", spline size: 150mm×30mm, peeling speed: 200mm/min, horizontal and longitudinal tests respectively. After the test is completed, the average value is taken and the corresponding peel force curve (force/N-displacement/mm) is provided.

特殊包覆结构复合表皮（特殊结构零件见图6）：按照GB/T 8808《软质复合塑料材料剥离试验方法》中B法进行T型剥离试验，样条尺寸：150mm×50mm，剥离速度：200mm/min，横、纵向分别测试。测试完成后取平均值，同时提供相应的剥离力曲线图（力/N-位移/mm）。
Special cladding structure composite skin (see Figure 6 for special structure parts): T-shaped peel test is carried out in accordance with the B method in GB/T 8808 "Peel Test Method for Soft Composite Plastic Materials". Spline size: 150mm×50mm, peeling speed: 200mm/min, horizontal and longitudinal tests respectively. After the test is completed, the average value is taken and the corresponding peel force curve (force/N-displacement/mm) is provided.

包覆零件：从零件的平整区域裁得试验样条，样条上不得有缝合线（取样区域由产品工程师指定）。样条尺寸：180mm×25mm，剥离速度：300mm/min，按照GB/T 2790《胶粘剂180°剥离强度试验方法挠性材料对刚性材料》进行180°剥离试验（如图5），软质零件必须完成熟化后再开展此项试验。
Wrap the part: The test spline is cut from the flat area of the part, and there must be no suture lines on the spline (the sampling area is specified by the product engineer). Spline size: 180mm×25mm, peeling speed: 300mm/min, 180° according to GB/T 2790 "Adhesive 180° peel strength test method for flexible materials to rigid materials".Peel test (Fig. 5), soft parts must be cured before this test.

图5 包覆件剥离强度测试
Fig.5. Peel strength test of cladding

依据实际情况，每个零件上截取3个样条，测试完成后取平均值，同时提供相应的剥离力曲线图（力/N-位移/mm）。
According to the actual situation, 3 splines were intercepted on each part, and the average value was taken after the test was completed, and the corresponding peeling force curve (force/N-displacement/mm) was provided.

图6 特殊结构零件示意图
Fig.6. Schematic diagram of special structural parts

7.2.21老化后的剥离强度
7.2.21 Peel strength after aging

按7.2.12耐高低温交变、7.2.13耐高温性、7.2.19耐潮湿性分别完成试验的主驾下护板样板，标准环境静置4h后，按照7.2.20剥离强度中的试验方法进行剥离试验。
According to 7.2.12 high and low temperature alternating resistance, 7.2.13 high temperature resistance, 7.2.19 humidity resistance to complete the test of the main driver guard plate modelAfter standing in the standard environment for 4 hours, according to 7.220 peel strength in the test method for peel test.

7.2.22 耐摩擦色牢度（仅针对带织物或软质表皮、泡沫的零件、纤维板零件）
7.2.22 Colour fastness to rubbing (only for parts with fabric or soft skin, foam, fiberboard parts).

按照VS-99.01-L-08011《面料、皮革耐磨擦色牢度试验规范》进行，从样件上裁取40mm×200mm的试样，固定在耐磨擦色牢度试验机上。将白棉布固定在圆形摩擦头上，设置负载为 9N，往复运动行程为100mm。开启设备，确保摩擦头沿试样的长度方向做往返循环摩擦运动，进行100个周期摩擦（一个周期指摩擦头来回一次）。试验分干式摩擦（直接用白棉布摩擦）和湿式摩擦（白棉布分别在以下四种指定溶剂中浸润至少1min后进行摩擦）两种工况。试验结束后，按照 GB/T 251和 GB/T 250要求对白棉布和试验样品进行沾色、变色等级评价。
In accordance with VS-99.01-L-08011 "Fabric and Leather Colour Fastness Test Specification", 40mm×200mm specimens are cut from the sample and fixed on the abrasion resistance tester. Fix the white cotton cloth on the circular friction head, set the load to 9N, and the reciprocating motion stroke is 100mm. Turn on the equipment and make sure that the friction head does a round-trip circular friction movement along the length of the specimen, and rubs for 100 cycles (one cycle refers to the friction head going back and forth once). The test is divided into two working conditions: dry friction (rubbing directly with white cotton cloth) and wet friction (white cotton cloth is soaked in the following four specified solvents for at least 1min before rubbing). After the test, the white cotton cloth and the test sample were evaluated for staining and discoloration in accordance with the requirements of GB/T 251 and GB/T 250.

化学试剂：
Chemical agent:

1）去离子水：电导率不高于20uS/cm；
1) Deionized water: conductivity is not higher than 20uS/cm;

2）清洁剂：龟牌大力橙泡沫清洁剂；
2) Detergent: Turtle Orange Foam Cleaner;

3）酒精：质量分数75 wt%；
3) alcohol: mass fraction 75 wt%;

4）人工汗液：配方详见表7；
4) Artificial sweat: see Table 7 for details;

8.技术规范的变更
8. Changes to Technical Specifications

产品技术参数的变更如超出技术规范设定的参数范围，需遵循设计规范变更、零部件图纸变更、零部件变更的顺序执行变更。
If the change of the technical parameters of the product exceeds the range of parameters set by the technical specifications, the changes shall be carried out in the order of design specification changes, parts drawing changes, and parts changes.

9.技术图纸中的表示方法
9. Representation in technical drawings

在技术图纸中应标明：将特殊要求部分（本技术规范中没有规定，或者需要与本规范
In the technical drawings should be indicated: will be special requirements part (not specified in this technical specification, or required in conjunction with this specification

不同的要求）单独在图纸上列出，同时写明：图纸上没有单独规定的性能应满足CTS-S81.70.00-A1-2024《汽车主驾下护板总成技术规范》所规定的技术要求。
Different requirements) are listed separately on the drawings, and it is stated that the performance that is not separately specified on the drawings shall meet the technical requirements specified in CTS-S81.70.00-A1-2024 "Technical Specifications for Automobile Main Driver Guard Plate Assembly".

附录
appendix

1 内容
1 Contents

本附录规定了下列各项：
This Addendum provides for the following:

• 从开发到批量生产各阶段及各评价项目的试验和检查试样的数量；
• The number of test and inspection specimens at all stages from development to mass production and for each evaluation item;

• 用来记录评价结果和报告结果的试样数量；
• The number of specimens to be used to record the results of the evaluation and to report the results;

• 必须递交报告的时间；
• The time when the report must be submitted;

• 向何部门提交报告；
• To which department to submit the report;

2 试验计划的制定（DV，PV，IPT）
2 Development of pilot plan (DV, PV, IPT)

2.1设计验证（Design Verification ，以下简称DV）
2.1 Design Verification (hereinafter referred to as DV).

DV试验是验证产品的设计是否满足长安公司对该产品的性能及可靠性要求的试验。
The DV test is a test to verify whether the design of the product meets the performance and reliability requirements of Chang'an Company.

2.2 初始和批量生产阶段
2.2 Initial and Mass Production Phases

2.2.1生产确认（Production Validation，以下简称PV）
2.2.1 Production Validation (hereinafter referred to as PV).

PV 试验是生产节拍评估通过后，抽取节拍生产零件验证是否满足长安公司对该产品的性能及可靠性、过程能力要求的试验。
The PV test is a test in which the takt parts are extracted to verify whether the performance, reliability and process capability requirements of Chang'an Company for the product are met after the production cycle evaluation is passed.

2.2.2过程控制试验（In Process Testing，以下简称IPT）
2.2.2 In Process Testing (hereinafter referred to as IPT)

IPT试验是PSW签署后，在生产过程稳定状态下抽取零件按长安产品技术规范完成的、用于过程控制及改进的试验。
The IPT test is a test for process control and improvement that is used for process control and improvement by extracting parts in a stable state of the production process according to the technical specifications of Chang'an products after the PSW is signed.

2.3 试验项目
2.3 Pilot Projects

DV、PV及IPT应参照附录表2规定的项目和样本（或周期）进行。
DV, PV and IPT should be carried out with reference to the items and samples (or cycles) specified in Table 2 of the Appendix.

2.3.1 开发阶段，应根据公司质量方针、质量目标以及制造工厂（或潜在供应商）历史质量水平，制定IPT检验频次要求；
2.3.1 In the development stage, IPT inspection frequency requirements should be formulated according to the company's quality policy, quality objectives and the historical quality level of the manufacturing plant (or potential supplier);

2.3.2 投产阶段，应根据公司质量方针、质量目标以及制造工厂（或定点供应商）历史质量水平，修订IPT检验频次要求。
2.3.2 In the production stage, the IPT inspection frequency requirements should be revised according to the company's quality policy, quality objectives and the historical quality level of the manufacturing plant (or designated supplier).

2.4 递交报告的时间：以产品开发合同或双方约定为准。
2.4 Time for submission of report: subject to the product development contract or the agreement between the two parties.

2.5报告递交的部门：在交付零件时递交报告，应将其交到负责检验的部门，如果不在交付零件递交报告，应将其交到要求提供报告的部门。
2.5 The department where the report is submitted: When the report is submitted when the parts are delivered, it should be handed over to the department responsible for inspection, and if the report is not submitted in the delivery of parts, it should be handed over to the department that requires the report.

2.6附录表2 中所述的试验数量字段的定义如下：
2.6 The number of trials field described in Table 2 of the Appendix is defined as follows:

例：字段：10／3／6M
Example: Field: 10/3/6M 

数量字段的定义：
Definition of the Quantity field: