汽车零件有侧负载测试方法翻译-中英
2.9.1.4.1
将雌耦合接头接入雄支撑装置，确保同样的设备按照箭头所指的方向正确安装（如图7所示）。负载
空气进入管 空气出口管
图7-侧负载试验执行方案
2.9.1.4.2
通过输入空气加压，且在250kPa压力下持续稳定5分钟。
2.9.1.4.3
根据以下表格的指示，对管路（垂直于雌喷口）使用放射状负载。
雄头元件外径[mm] 侧负载[N]
直至20 20
＞20 30
2.9.1.4.4
检查耦合接头的完整性。
2.9.1.4.5
如果是直耦合接头，请重复2.9.1.4.3至2.9.1.4.4段落操作， 90度的角辐射状负载方向移动。
2.9.1.5
低气压情况
2.9.1.5.1
在配备有真空泵，差动压力计或差动式换能器剂10 1槽的特殊操作台上安装管路的固定耦合接头。
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2.9.1.5.2
在槽与用于测试的测试件之间安装一个开/关龙头。
2.9.1.5.3
创建一个10Kpa的绝对低压力（相当于0.1巴绝对值）。
2.9.1.5.4
关闭龙头。
2.9.1.5.5
在测试过程中检查耦合接头的紧密性。
2.9.2
连接及断开力
根据本测试的要求，所使用雄头部件的内径必须达到公差的最小值限度，而且环直径的公差应处于最大值限度。
2.9.2.1
使用测试件必须保持其供货时的状态，无需添加润滑剂。
2.9.2.2
执行连接测试，按照以下操作执行：
2.9.2.2.1
测试必须在环境温度为（23 +2℃）的情况下进行。将雄或雌耦合接头牢牢固定在测试设备上。
2.9.2.2.2
插入被测试的雌耦合接头或之前已去油的雄接头，速度为50+2.5 毫米/分钟，直至停止。
备注：雄耦合接头应保持雌耦合接头同轴向，在无侧负载或无晃动的情况下插入。固定系统必须被激活。
2.9.2.2.3
通过使用测力计测量结合力。最大结合力应符合下表中列出的要求：
公称直径（mm） 有1个环的最大结合力[N] 有2个环的最大结合力[N]
6 60 80
7 60 80
8 60 80
10 60 80
12 60 80
15 80 120
19 80 120
27 100 -
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2.9.2.3
按以下内容执行分离测试：
2.9.2.3.1
测试应在环境温度为（23 +2℃）的情况下进行，抑制固定系统，以50+2.5毫米/分钟的速度激活测力计。
备注：分离应该在没有侧负载及晃动的情况下完成。
2.9.2.3.2
通过使用测力计，测量隔离力。对于分离力最大值的要求在下表中列出：
公称直径(mm) 最大分离力[N]
6 40
7 40
8 40
10 40
12 50
15 50
19 60
27 70
2.9.3
扭转结构应力
在一个特定角度的耦合接头上进行。
2.9.3.1
根据接口图纸（附件…）使用工具再现参照连接，能适用于汽车上。
2.9.3.2
在以上提及的设备上正确安装固定耦合接头直至完全勾住。
2.9.3.3
如果是圆柱雄头连接器，应用8Nm连接轴的扭转扭矩。如果是客观的雄连器，扭转扭矩根据使用情况而改变（每次都要定义）。
2.9.3.4
检查耦合接头的完整性。
2.9.4
抗抽出性
试验要求使用雄头连接器，其内径为最小公差限值，而且环直径处于最大公差限值。
2.9.4.1
将雄耦合接头连接至雌耦合接头上，直至其停止，且确保紧固系统是被准确勾住的。将雌耦合接头或雄耦合磁头牢牢固定至测试设备上。
备注：雄连接器应保持与雌耦合接头相同轴向，抽取应在无侧负载或晃动的情况下执行。
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2.9.4.2
测试应在环境温度为（23 +2℃）的情况下进行。
2.9.4.3
使用测力计测量分离力。关于最小分离力情况，在下表中做出说明：
公称直径（mm） 最小结合力[N]
6 400
7 400
8 400
10 400
12 400
15 500
19 500
27 500
2.9.5
抗燃烧性
在以下测试过程中，雄耦合接头的内径和环直径应为公称尺寸。
2.9.5.1
室温情况下
2.9.5.1.1
使用特殊塞子塞住雌耦合接头末端，确保测试的压力阻力。
2.9.5.1.2
使用特殊的雄接管连接雌接管。
2.9.5.1.3
用高压液压（水）管连接组装。
2.9.5.1.4
测试应在环境温度为（23 +2℃）的情况下进行。以50kPa/s的速度增加压力至600kPa且稳定一分钟。
2.9.5.1.5
然后以50kPa/s的速度增加压力，直至元件爆裂。最小的爆裂压力应为0.25Mpa。
2.9.5.2
在高温情况下
2.9.5.2.1
使用与章节2.9.5.1相同的测试设备，使零部件在油温为140+2℃，且内部压力为100kPa（1巴）的槽内稳定10分钟，使用高压液压（油）管连接组建。
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变更 2.9.5.2.2
将压力以50 kPa/s速度增加到600 kPa。并且保持大约1分钟.
2.9.5.2.3
然后增加压力，以50 kPa/s速度，直到组件破裂。
2.9.5.2.4
检查最小整合性。破裂压： 为0.25 MPa。
2.9.6
突进冲击的防护
2.9.6.1
在雄耦合接头上连接雌耦合接头。
2.9.6.2
如果由塑料材料构成快迅连合，试件必须在冷藏的房间内-30±2℃保持2小时。
2.9.6.3
冲击物(1 千克质量)从150毫米高度冲击承包商认为最关键部位。
2.9.6.4
检查耦合的完整性。
2.9.6.5
重复2.9.1.1提及的检漏试验，并检查是否符合设备限制条件。
2.9.7
碎石的防护
2.9.7.1
提供的100毫米的管材耦合，在末端上要求有一个适当的防护物。
2.9.7.2
将雄耦合接头插入雌耦合接头直到停止。
2.9.7.3
如果部件连合的主体由塑料构成，必须在-40±2℃保持2小时稳定。
2.9.7.4
根据标准SAE J 400，进行砾石量度测试；使用1.24加仑石头。
2.9.7.5
如果主体由塑料构成，测试必须在-40±2℃的条件下进行； 如果在室温由金属做成。
2.9.7.6
检查耦合的完整性。
2.9.7.7
重复2.9.1.1提及的漏洞试验，并检查设备是否符合限制条件。
2.9.7.8
根据2.9.2进行连接，样品的全部连接以及非连接测试。
2.9.1.4
With side load
2.9.1.4.1
Connect the female coupling to the male holder making sure that the same equipment is anchored
correctly (as per Figure 7).
Figure 7 - Scheme of test performance with side load
2.9.1.4.2
Pressurize, by inputting air and stabilize for 5 minutes at 250 kPa pressure.
2.9.1.4.3
Apply the load radially to pipe (perpendicularly to the female spout) according to indications of the
following table.
External diameter of male component [mm] Side load [N]
up to 20 20
> 20 30
2.9.1.4.4
Check the integrity of the coupling.
2.9.1.4.5
In case of straight couplings, repeat operations from paragraph 2.9.1.4.3 to paragraph 2.9.1.4.4
moving the radial load direction of 90°.
2.9.1.5
In depression
2.9.1.5.1
Assemble the complete fast coupling of the pipe and/or component on a special bench equipped with
a vacuum pump, a differential pressure gauge or a differential transducer and a 10 l tank.
LOAD
LOAD
FAST COUPLING
AIR INLET
AIR INLET
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2.9.1.5.2
Assemble an on/off tap between the tank and the test piece being tested.
2.9.1.5.3
Create an absolute 10 Kpa depression (0.1 absolute bars).
2.9.1.5.4
Close the tap.
2.9.1.5.5
Check the tightness of the coupling during the test.
2.9.2
Connection and disconnection force
The use of male components having an inside diameter at the min. limit of tolerance and a ring
diameter at max. limit of tolerance is required for this test.
2.9.2.1
Use test pieces complying with the supply status, without any further lubrication.
2.9.2.2
To carry out the connecting test, do the following:
2.9.2.2.1
The test shall be carried out at ambient temperature (23 ± 2°C). Fasten firmly the male or the female
coupling to the test equipment.
2.9.2.2.2
Insert the female coupling being tested or the previously degreased male at 50 ± 2.5 mm/min speed
until it stops.
Note: the male coupling shall be kept axial with the female coupling, the insertion shall be carried out
without side loads or shakings, the fastening system shall be active.
2.9.2.2.3
By means of dynamometer measure the connecting force. The max. force shall be within requirements
listed in the following table:
NOMINAL DIAMETER (mm)
MAX FORCE WITH ONE
O-RING [N]
MAX FORCE WITH TWO
O-RINGS [N]
6 60 80
7 60 80
8 60 80
10 60 80
12 60 80
15 80 120
19 80 120
27 100 -
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2.9.2.3
To carry out the disconnecting test, do the following:
2.9.2.3.1
The test shall be carried out at ambient temperature (23 ± 2°C). Inhibit the fastening system and
activate the dynamometer at 50 ± 2.5 mm/min speed.
Note: disconnection shall be carried out without side load and shakings.
2.9.2.3.2
By means of dynamometer, measure the disconnecting force. The max. force shall be within
requirements listed in the following table:
NOMINAL DIAMETER (mm) MAX. FORCE [N]
6 40
7 40
8 40
10 40
12 50
15 50
19 60
27 70
2.9.3
Torsional structural strength
To be carried out only on angular objectivation couplings
2.9.3.1
Use a tool reproducing the reference unions according to the interface drawing (Annex ...), which are
provided for application on vehicle.
2.9.3.2
Install correctly the fast coupling in the above mentioned equipment until it hooks completely.
2.9.3.3
In case of cylindrical male connector, apply a torsion torque with respect to the union axis of 8 Nm. In
case of objectivated male connector, the torsion torque changes according to the application (to be
defined each time).
2.9.3.4
Check the integrity of the coupling.
2.9.4
Resistance to extraction
The use of male connectors having an inside diameter at the min. limit of tolerance and a ring
diameter at max. limit of tolerance is required for this test.
2.9.4.1
Connect the male onto the female coupling until it stops and make sure that the fastening system is
correctly hooked. Fasten firmly the female or the male coupling to the test equipment.
Note: the male connector shall be kept axial with the female coupling, the extraction shall be carried
out without side loads or shakings.
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2.9.4.2
The test shall be carried out at ambient temperature (23 ± 2°C). Apply a tensile load to the male or to
the female connection in the same direction as its axis at a speed of 50 ± 5 mm/min until getting the
complete separation.
2.9.4.3
By means of dynamometer measure the disconnecting force. The min. force shall be within
requirements listed in the following table:
NOMINAL DIAMETER (mm) MIN. FORCE [N]
6 400
7 400
8 400
10 400
12 400
15 500
19 500
27 500
2.9.5
Resistance to bursting
For the following tests, inside diameter and ring diameter of male couplings shall be nominal.
2.9.5.1
At room temperature
2.9.5.1.1
Plug the female coupling end by means of the special plug, which guarantees the test pressure
resistance.
2.9.5.1.2
Connect the female union with the special male union.
2.9.5.1.3
Connect the assembly with the high pressure hydraulic (water) line.
2.9.5.1.4
The test shall be carried out at ambient temperature (23 ± 2°C). Increase the pressure with 50 kPa/s
speed to 600 kPa and stabilize for about 1 min
2.9.5.1.5
Then increase pressure, with 50 kPa/s speed, until the component bursts. The minimum bursting
pressure shall be of 0.25 Mpa.
2.9.5.2
At high temperature
2.9.5.2.1
Use the same test equipment as per para. 2.9.5.1, stabilize parts for 10 min. in tank with oil at 140 ±
2°C temperature with 100 kPa (1 bar) internal pressure and connect the assembly with the high
pressure hydraulic (oil) line.
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2.9.5.2.2
Increase the pressure with 50 kPa/s speed to 600 kPa and stabilize for about 1 min
2.9.5.2.3
Then increase pressure, with 50 kPa/s speed, until the component
bursts
2.9.5.2.4
Check the conformity to min. bursting pressure: shall be 0.25 MPa.
2.9.6
Resistance to impact with dart
2.9.6.1
Connect the female coupling on the male-holding structure.
2.9.6.2
If the fast coupling is made of plastic, stabilize test pieces in the refrigerating room at –30 ± 2°C for 2 hrs.
2.9.6.3
Leave the dart (1 kg mass) drop from 150 mm height onto the point the Supplier believes to be the
most critical.
2.9.6.4
Check the integrity of the coupling.
2.9.6.5
Repeat the leak test mentioned in para. 2.9.1.1 and check the compliance with the set limits.
2.9.7
Resistance to crushed stone
2.9.7.1
Head on the coupling 100 mm of the provided pipe, which has a proper protection on its end.
2.9.7.2
Insert the male onto the female coupling until it stops.
2.9.7.3
If the fast coupling body is made of plastic, stabilize the assembly in a refrigerated room at –40 ± 2°C
for 2 hrs.
2.9.7.4
Carry out the gravelometric test according to standard SAE J 400 using 1.24 gal stones.
2.9.7.5
If the body is made of plastic, the test has to be carried out at –40 ± 2°C; if it is made of metal at room
temperature.
2.9.7.6
Check the integrity of the coupling.
2.9.7.7
Repeat the leak test mentioned in para. 2.9.1.1 and check the compliance with the set limits.
2.9.7.8
Carry out the connection and disconnection test on all tested samples according to para. 2.9.2
2013.1.7