QC/T 55-2023 英文版/外文版/翻译版 汽车座椅舒适性试验方法

QC/T 55-2023 英文版/外文版/翻译版 汽车座椅舒适性试验方法

QC/T 55-2023 英文版/外文版/翻译版

前言

本文件按照 GB/T 1.1—2020《标准化工作导则 第1部分：标准化文件的结构和起草规则》的规定起草。

本文件代替 QC/T55—1993《 汽车座椅动态舒适性试验方法》,与 QC/T 55—1993 相比，主要技术变化如下：

——增加了局部硬度的试验方法(见第6章)

——增加了压力分布的试验方法(见第7章);

——增加了主观舒适性评价的试验方法(见第8章);

——增加了冲击吸能的试验方法(见第11章);

—— 更改了静载试验的加载和试验步骤(见第5章，1993年版的8.1),

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由全国汽车标准化技术委员会(SAC/TC 114)提出并归口。

本文件及其所代替文件的历次版本发布情况为：
——1993年首次发布为 QC/T 55—1993;
——本次为第一次修订。

汽车座椅舒适性试验方法

1 范围

本文件规定了汽车座椅舒适性试验方法。

本文件适用于M₁ 类车辆的座椅以及M₂ 类和M₃ 类的 B 级和Ⅲ级车辆的座椅。

2 规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中，注日期的引 用文件，仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本(包括所有的修改单)适用于本文件。

GB/T4970 汽车平顺性试验方法
GB10000 中国成年人人体尺寸
GB/T 29120—2012 H 点 和R 点确定程序

3 术语及定义

GB/T 29120 界定的以及下列术语和定义适用于本文件。

3.1
座椅舒适性 seat comfort
在行车或驻车状态下，汽车座椅能够为驾乘人员提供驾乘体验的舒适程度。

3.2
静刚度 static stiffness
物体在静载荷下抵抗变形的能力。

3.3
滞后损失率 hysteresis ratio
静刚度试验中产品回弹时损失的功与压缩时所用功的比值。

3.4
局部硬度 hardness profile
座椅乘坐表面局部点在作用力下产生变形的情况。

……

4 试样及加载板

4.1 试样

4.1.1 座椅试样应符合整车制造商设定的设计H 点和躯干角度要求。

4.1.2 试验前，座椅应置于23℃±2℃,相对湿度50%±5%的环境下12h 以上。

4.1.3 座椅试样所用部件(如发泡件、塑料部件等)的制成时间应超过96h。

5 静载试验
5.1 试验条件
5.1.1 试验机
静载试验的试验机应能在0mm/min~300mm/min 的速度范围内匀速加载,匀速加载的最大载荷应不小于1500N，并能实时记录加载板的位移及载荷大小。试验机系统的载荷及位移最大允许误差应不大于 1% FS。
5.1.2 加载板
按表1选择加载板。

6局部硬度
6.1 试验条件
6.1.1 试验机
加载试验机应满足 5.1.1的要求。
6.1.2 加载板
加载板应选用4.2.2中的类型。
6.2 试验步骤
6.2.1 局部硬度测量点的选取
6.2.1.1 座垫上的测量点
6.2.1.1.1 在分别经过设计位置的日点、日点沿座垫表面向前125mm和250mm 的横向垂直截面与座椅座垫的交线上，以过日点的纵向垂面与上述交线的交点为中心，分别取沿水平表面向左和向右每间隔 50mm 距离的点(含交点)作为测量点。6.2.1.1.2在分别经过日点、H点向左110mm和H点向右110mm的纵向垂面与座椅座垫的交线上，以经过日点横向垂直平面与上述交线的交点为中心，分别沿座垫表面取车辆行驶方向向前和向后每间隔 50mm距离的点(含交点)作为测量点。6.2.1.2 靠背上的测量点
6.2.1.2.1 在分别经过设计日点、H点沿躯干基准线方向向上 35 mm、日点沿躯干基准线方向向上 175 mm 和日点沿躯干基准线方向向上 350mm的横向水平截面于座椅靠背的交线上，以过日点的纵向垂而与上述交线的交点为中心，取水平方向向左和向右每间隔50mm距离的点(含交点)作为测量点。
6.2.1.2.2 在分别经过H点、H点向左110mm和H点向右110mm的纵向垂面与座椅靠背的交线上，以经过日点横向水平平面与上述交线的交点为中心，分别取躯干基准线方向向上和向下每间隔50mm 距离的点(含交点)作为测量点。

Attachment:

Serial numbers, names and implementation dates of
43 standards of automobile industry

S.N. Standard No. Standard name Serial number of replaced standard Implementation date
177 QC/T 1180-2023 Power distribution vehicles 2023-11-01
178 QC/T 1181-2023 Automotive air-conditioning sleeve type internal heat exchanger 2023-11-01
179 QC/T 1182-2023 Aluminum plate heat exchanger for automotive air-conditioning 2023-11-01
180 QC/T 1183-2023 Automobile aerodynamics terminology 2023-11-01
181 QC/T 1184-2023 Technical specification for remanufacturing automobile component - Bumper protector accessories 2023-11-01
182 QC/T 1185-2023 Remanufacturing of automobile component - Technical specification for thermal spray repair 2023-11-01
183 QC/T 1186-2023 The technical specification for remanufacturing of automobile component - Turbocharger 2023-11-01
184 QC/T 1187-2023 Manikin for automobile safety belt test 2023-11-01
185 QC/T 1188-2023 Technical specification for remanufacturing automobile component - Aluminum alloy body cover panel 2023-11-01
186 QC/T 556-2023 Temperature measurement methods and thermocouple installation requirements for automotive brakes QC/T 556-1999 2023-11-01
187 QC/T 1189-2023 Bumper for passenger car 2023-11-01
188 QC/T 54-2023 Street sprinklers QC/T 54-2006 2023-11-01
189 QC/T 849-2023 Mobile stage vehicle QC/T 849-2011 2023-11-01
190 QC/T 457-2023 Ambulance QC/T 457-2013 2023-11-01
191 QC/T 957-2023 Cleaning sweeper truck QC/T 957-2013 2023-11-01
192 QC/T 848-2023 Hook loader container handling device QC/T 848-2011 2023-11-01
193 QC/T 739-2023 General specifications for special vehicles in the oil field QC/T 739-2005 2023-11-01
194 QC/T 911-2023 Power supply vehicle QC/T 911-2013 2023-11-01
195 QC/T 1010-2023 Clutch booster of automobile QC/T 1010-2015 2023-11-01
196 QC/T 1190-2023 Automobile clutch slave cylinder 2023-11-01
197 QC/T 1011-2023 Clutch master cylinder of automobile QC/T 1011-2015 2023-11-01
198 QC/T 1191-2023 Rack of steering gear for passenger car 2023-11-01
199 QC/T 267-2023 Permissible cutting parts variations in dimensions without tolerance indication QC/T 267-1999 2023-11-01
200 QC/T 268-2023 Permissible automobile cold stamping variations in dimensions without tolerance indication QC/T 268-1999 2023-11-01
201 QC/T 269-2023 Permissible automobile casting variations in dimensions without tolerance indication QC/T 269-1999 2023-11-01
202 QC/T 270-2023 Permissible variations in dimensions without tolerance indication for steel die forgings of automobile made by vertical press forging process QC/T 270-1999 2023-11-01
203 QC/T 29017-2023 Permissible automotive molded plastic parts variations in dimensions without tolerance indication QC/T 29017-1991 2023-11-01
204 QC/T 29087-2023 Permissible welding variation in dimensions without tolerance indication QC/T 29087-1992 2023-11-01
205 QC/T 714-2023 Geometrical tolerance for sheet metal of auto body QC/T 714-2004 2023-11-01
206 QC/T 265-2023 Coding rules of automobile part and component QC/T 265-2004 2023-11-01
207 QC/T 1192-2023 Ambient light sensor for automotive 2023-11-01
208 QC/T 29090-2023 Automotive wiper motor QC/T 29090-1992 2023-11-01
209 QC/T 1067.4-2023 Connector used in automobile wire harness and electrical device - Part 4: Type and dimension of device connector (plug) 2023-11-01
210 QC/T 1067.5-2023 Connector used in automobile wire harness and electrical device - Part 5: Type and dimension of device connector (socket) 2023-11-01
211 QC/T 1193-2023 Automotive antenna amplifier 2023-11-01
212 QC/T 1194-2023 Automobile rainfall sensor 2023-11-01
213 QC/T 1195-2023 Mass air flow sensor for vehicle motor 2023-11-01
214 QC/T 1196-2023 Vehicle refrigerator 2023-11-01
215 QC/T 820-2023 Stepper motor for automobile and motorcycle instrument QC/T 820-2009 2023-11-01
216 QC/T 656-2023 Heating ventilation and air conditioning assembly for automotive air conditioning QC/T 656-2000 2023-11-01
217 QC/T 665-2023 Charging valve for automotive air conditioning QC/T 665-2000 2023-11-01
218 QC/T 55-2023 Vehicle seat comfort test method QC/T 55-1993 2023-11-01
219 QC/T 1197-2023 Specification and bench test methods of condenser for automotive pneumatic braking systems 2023-11-01

Foreword

This document is developed in accordance with the rules given in GB/T 1.1-2020 Directives for standardization - Part 1: Rules for the structure and drafting of standardizing documents.

This document replaces QC/T 55-1993 Test method for dynamic comfort of automobile seat, and the following main technical changes have been made with respect to QC/T 55-1993:

——The test method for local surface hardness has been added (see Clause 6 hereof);

——The test method for pressure distribution has been added (see Clause 7 hereof);

——The test method for subjective comfort evaluation has been added (see Clause 8 hereof);

——The test method for impact energy absorption has been added (see Clause 11 hereof);

——Changes have been made to the loading and test procedure for the static load test (see Clause 5 hereof; 8.1 of Edition 1993).

Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. The issuing body of this document shall not be held responsible for identifying any or all such patent rights.

This document was proposed by and is under the jurisdiction of SAC/TC 114 National Technical Committee of Auto Standardization of Standardization Administration of China.

The previous editions of this document are as follows:

——This document was firstly issued in 1993 with the serial number of QC/T 55-1993;

——This edition is the first revision.

Vehicle seat comfort test method

1 Scope

This document specifies the test methods for vehicle seat comfort.

This document is applicable to seats in Category M1 vehicles as well as seats in Categories M2 and M3 vehicles of Classes B and III.

2 Normative references

The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

GB/T 4970 Method of running test - Automotive ride comfort
GB 10000 Human dimensions of Chinese adults
GB/T 29120-2012 Procedure for H l-point and R-point determination

3 Terms and definitions

For the purposes of this document, the terms and definitions given in GB/T 29120 and the following apply.

3.1
seat comfort
level of comfort of the driving/riding experience that vehicle seats can provide to the driver/passengers during the traveling or parked state of the vehicle

3.2
static stiffness
ability of an object to resist deformation under static load

3.3
hysteresis ratio
ratio of power lost in rebound to that consumed in compression of a product during the static stiffness test

3.4
hardness profile
deformation of localized points on the riding surface of seats under applied forces

…

4 Specimen and loading board

4.1 Specimens

4.1.1 Seat specimens shall meet the requirements set by the vehicle manufacturer for the designed H-point and torso angle.

4.1.2 Before the test, the seat shall be placed in the environment of with a temperature of 23℃±2℃ and a relative humidity of 50%±5% for more than 12h.

4.1.3 It shall have been more than 96h since the parts used in the seat specimens (e.g. foam parts and plastic parts) were made.