QC/T 1109-2019 PDF in English
QC/T 1109-2019 (QC/T1109-2019, QCT 1109-2019, QCT1109-2019)
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Front-lighting leveling actuator
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QC/T 1109-2019: PDF in English (QCT 1109-2019) QC/T 1109-2019
QC
AUTOMOBILE INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
ICS 43.040.10
T 36
Front-lighting leveling actuator
ISSUED ON: NOVEMBER 11, 2019
IMPLEMENTED ON: APRIL 01, 2020
Issued by: Ministry of Industry and Information Technology of PRC
Table of Contents
Foreword ... 7
1 Scope ... 8
2 Normative references ... 8
3 Terms and definitions ... 9
4 Requirements ... 9
5 Test method ... 13
6 Inspection rules ... 20
7 Sign, packaging, storage, custody ... 22
Front-lighting leveling actuator
1 Scope
This standard specifies the terms and definitions, requirements, test methods, inspection
rules, signs, packaging, storage and storage of front-lighting leveling actuator
(hereinafter referred to as products).
This standard applies to front-lighting leveling actuator for various types of automotives.
2 Normative references
The following documents are essential to the application of this document. For the dated
documents, only the versions with the dates indicated are applicable to this document;
for the undated documents, only the latest version (including all the amendments) is
applicable to this standard.
GB/T 2423.17 Environmental testing for electric and electronic products - Part 2:
Test method - Test Ka: Salt mist
GB/T 18655-2018 Vehicles, boats and internal combustion engines - Radio
disturbance characteristics - Limits and methods of measurement for the protection
of on-board receivers
GB/T 21437.2-2008 Road vehicles - Electrical disturbances from conduction and
coupling - Part 2: Electrical transient conduction along supply lines only
GB/T 28046.2-2019 Road vehicles - Environmental conditions and testing for
electrical and electronic equipment - Part 2: Electrical loads
GB/T 28046.3-2011 Road vehicles - Environmental conditions and testing for
electrical and electronic equipment - Part 3: Mechanical loads
GB/T 28046.4-2011 Road vehicles - Environmental conditions and testing for
electrical and electronic equipment - Part 4: Climatic loads
GB/T 30038-2013 Road vehicles - Degrees of protection (IP-Code) - Protection of
electrical equipment against foreign objects, water and access
GB/T 33014.2-2016 Road vehicles - Component test methods for
electrical/electronic disturbances from narrowband radiated electromagnetic energy
- Part 2: Absorber-lined shielded enclosure
GB/T 33014.4-2016 Road vehicles - Component test methods for
electrical/electronic disturbances from narrowband radiated electromagnetic energy
- Part 4: Bulk current injection (BCI)
QC/T 413-2002 Basic technical requirements for automotive electric equipment
3 Terms and definitions
The following terms and definitions apply to this standard.
3.1
Leveling actuator
An electromechanical device, which is used to adjust the height of the light beam of
an automobile headlamp.
According to the installation position, it is divided into built-in leveling actuator and
external leveling actuator.
According to the driving mode, it is divided into DC actuator and stepper actuator.
3.2
Stroke
The effective running distance of the output shaft of the leveling actuator.
3.3
Installation force
The force, which is required to engage the optical unit with the leveling actuator
assembly.
4 Requirements
4.1 Drawings and technical documents
The products shall comply with the requirements of this standard. It shall be
manufactured, in accordance with the drawings and technical documents, which are
approved by the prescribed procedures.
4.2 Temperature range of the product
The temperature range of the product shall meet the requirements in Table 1.
4.7 Temperature resistance
4.7.1 Low temperature resistance
4.7.1.1 Low temperature storage resistance
The product shall be subjected to low temperature storage resistance test. After the test,
the product shall return to normal temperature; the performance of the product shall
meet the requirements in 4.5.
4.7.1.2 Low temperature working resistance
The product shall be subjected to the low temperature working resistance test. After the
test, the product shall return to normal temperature; the performance of the product shall
meet the requirements of 4.5.
4.7.2 High temperature resistance
4.7.2.1 High temperature storage resistance
The product shall be subjected to the high temperature storage resistance test. After the
test, the product shall return to normal temperature; the performance of the product shall
meet the requirements in 4.5.
4.7.2.2 High temperature working resistance
The product shall be subjected to the high temperature working resistance test. After
the test, the product shall return to normal temperature; the performance of the product
shall meet the requirements of 4.5.
4.8 Low temperature durability
The product shall be subjected to the low temperature durability test. After the test, the
product shall return to normal temperature; the performance of the product shall meet
the requirements in 4.5.
4.9 High temperature durability
The product shall be subjected to the high temperature durability test. After the test, the
product shall return to normal temperature; the performance of the product shall meet
the requirements in 4.5.
4.10 Cyclic high-low temperature durability
The product shall be subjected to the cyclic high-low temperature durability test. After
the test, the product shall return to normal temperature; the performance of the product
shall meet the requirements of 4.5.
4.11 Stall resistance
The product shall be subjected to the stall resistance test. During the test, the product
shall not be smoked or burned; the performance of the product after the test shall meet
the requirements of 4.5.
4.12 Vibration resistance
The product shall be subjected to the vibration resistance test. The performance of the
product after the test shall meet the requirements of 4.5.
4.13 Resistance to combined temperature/humidity cycle
The product shall be subjected to the combined temperature/humidity cycle test; the
performance of the product after the test shall meet the requirements of 4.5.
4.14 Temperature shock resistance
The product shall be subjected to the temperature shock resistance test. The
performance of the product after the test shall meet the requirements of 4.5.
4.15 Protection performance (applicable to external products only)
After the test of degree of protection, the product shall comply with the degree of
protection IP6K8, which is specified in Table 2 and Table 4 of GB/T 30038-2013. The
performance of the product shall meet the requirements of 4.5.
4.16 Salt spray resistance (applicable only to external products)
The salt spray resistance test of the product is carried out in a non-working state; the
test duration is 500 h. After the test, the corrosion rate of the sprayed surface shall not
be higher than 20%; rust and air bubbles are allowed within 2 mm from the edge. The
performance of the product, after the test, shall meet the requirements of 4.5.
4.17 Noise
The product is subjected to a noise test in a semi-anechoic chamber. When the applied
voltage rises from 0V to the test voltage UA, the product shall make abnormal noise
during operation. The A-weighted noise limit, which is measured when the product is
running at the test voltage, shall not exceed 65dB (A).
4.18 Reverse voltage resistance
The product shall be subjected to the reverse voltage resistance test. The product
performance after the test shall meet the requirements of 4.5.
- Atmospheric pressure: 86 kPa ~ 106 kPa.
5.1.2 Test voltage
When the test voltage of the product is not specified, meanwhile the nominal voltage
UN is 12V, the test voltage UA is 14V ± 0.2V; when the nominal voltage UN is 24V, the
test voltage UA is 28V ± 0.2V.
5.1.3 Power supply and measuring equipment for test
The accuracy of the test power supply and measuring equipment shall meet the
following requirements:
- Automobile batteries for DC power supply or rectified and stabilized power
supplies, which have a ripple coefficient not greater than 0.1%, OR the above two
power supplies working in parallel;
- The accuracy of the voltmeter shall not be lower than level 0.5;
- The accuracy of the ammeter shall not be lower than level 0.5;
- The minimum scale value of the size measuring instrument shall be less than 0.05
mm;
- Thrust gauge accuracy shall be better than 1N.
5.1.4 Operating voltage range
The product is fixed on the tooling platform, according to the actual loading method.
The minimum power supply voltage Usmin and the maximum power supply voltage
Usmax are applied, to run for 30 minutes each. After the test, test the basic performance
of the product.
5.2 Appearance and size inspection
Appearance inspection of products: Under natural light conditions, check the
appearance by visual inspection.
Dimensional inspection of products: Use the measures and inspection tools that meet
the requirements for inspection.
5.3 Basic performance test
Basic performance test methods are carried out, in accordance with Table 4.
5.11 Test of resistance to combined temperature/humidity cycle
The combined temperature/humidity cycle test of the product shall be carried out, in
accordance with the provisions in 5.6.2.3 of GB/T 28046.4-2011. After the test, the
basic performance of the product shall be tested.
5.12 Temperature shock resistance test
The product is subjected to 100 cycles of temperature shock resistance test, according
to the following test cycle; the starting temperature of the test is (23 ± 5) °C.
1 test cycle is:
a) Switch the product to an ambient temperature of 85 °C (external leveling actuator)
or 105 °C (built-in leveling actuator) within 10 s; keep it for 30 minutes;
b) Switch the product to -40 °C ambient temperature within 10 s; keep it for 45 min.
After the test, the basic performance of the product shall be tested.
5.13 Protection performance test
The product is fixed on the test bench, according to the actual installation position; the
product is protected, according to the actual installation method; the protection
performance test is carried out, according to 8.3.3 and 8.4 of GB/T 30038-2013. After
the test, the basic performance of the product shall be tested.
5.14 Salt spray resistance test
Put the product in the salt spray test chamber. Protect the specimen according to the
installation conditions. Carry out the salt spray test, according to the provisions of GB/T
2423.17 Test Ka: Salt spray test method; the test time is 500 h. After the test, the basic
performance of the product shall be tested.
5.15 Noise test
Fix the product on the bracket as shown in Figure 4. Apply the test voltage and 10N
load. Measure the noise by a decibel meter, at a position 30 cm at the rear end of the
specimen along the drive shaft axis. Background noise shall be less than 35dB (A).
5.16 Reverse voltage resistance test
The product's reverse voltage test shall be carried out, in accordance with the provisions
of 4.7.2.2 or 4.7.2.3 in GB/T 28046.2-2019. After the test, test the basic performance of
the product.
5.17 Overvoltage resistance test
5.17.1 Long-term overvoltage resistance test
The long-term overvoltage test of the product is carried out, in accordance with the
provisions of 4.3 in GB/T 28046.2-2019. At a temperature of T = (Tmax - 20 °C), a
terminal voltage of 18V is applied to 12V series products, AND a terminal voltage of
36V is applied to 24V series products for 60 minutes. After the test, test the basic
performance of the product.
5.17.2 Short-term overvoltage resistance test
The short-term overvoltage test of the product is carried out, in accordance with the
provisions of 4.3 in GB/T 28046.2-2019. At temperature T = (Tmax - 20 °C), apply a
terminal voltage of 24V to 12 V series products for (60 ± 6)s. Test the basic performance
of the product after the test.
5.18 Electromagnetic compatibility performance test
5.18.1 Electromagnetic disturbance performance
The conducted emission - voltage test of the product shall be carried out, in accordance
with the provisions in 6.3 of GB/T 18655-2018.
The radiation emission - ALSE method test of the product shall be carried out, in
accordance with the provisions of 6.5 in GB/T 18655-2018.
5.18.2 Electromagnetic immunity performance
The electromagnetic radiation immunity - anechoic chamber test of the product shall be
carried out, in accordance with the provisions of GB/T 33014.2-2016.
The electromagnetic radiation immunity - big current injection (BCI) method test of the
product shall be carried out, in accordance with the provisions of GB/T 33014.4-2016.
The transient conduction test of the product along the power line shall be carried out,
in accordance with the provisions in 4.4 of GB/T 21437.2-2008.
6 Inspection rules
6.1 Inspection requirements
......
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.
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