QC/T 1102-2019Power sliding door systems for automobiles (English PDF)

3.1 Power sliding door system for automobile

It is a device, which is generally composed of power output mechanism assembly, drive guide device, electronic control unit, door lock and door holder, anti-pinch components, etc. Its control is authorized by contact switch, remote control or intelligent terminal. It is driven by DC motor. Through the transmission of synchronous pulley OR the transmission of cables, moving mechanism parts, etc., it opens or closes the car door, along the front and rear directions of the side wall guide rail assembly. It has an anti-pinch function.

3.2 Power output mechanism assembly

It is generally composed of drive motor, clutch (optional), wire wheel or gear, cable or belt, installation bracket, etc.

3.3 Driven guide appliance

It is generally composed of guide wheel, guide wheel installation bracket, guide wheel sheath, etc.

3.4 Moving mechanism

The mechanism assembly, that completes the prescribed movement of the sliding door, under the drive of the motor.

3.5 Electric control unit

It is a device that provides power input for sliding door drive mechanism, door lock system, anti-pinch components, etc., AND controls the action logic of each assembly, according to instructions.

4.2 Basic performance

4.2.1 Working temperature: -30 °C ~ 80 °C.

4.2.2 Working voltage: The working voltage range of 12V voltage system is DC (9 ~ 16) V; the working voltage range of 24V voltage system shall be DC (18 ~ 32) V.

4.2.3 Working current: The working current of the 12V voltage system is not greater than 20A; the locked rotor current is not greater than 35A. The working current of the 24V voltage system is not greater than 20A; the locked rotor current is not greater than 35A.

4.2.5 The minimum power consumption quiescent current of the power sliding door ECU standby shall be less than 0.5 mA.

4.2.6 Definition of power sliding door's opening and closing time: Opening and closing the door 5 s ~ 9 s, at normal temperature and flat slope.

4.2.4 Anti-pinch force

Carry out the test according to the test method of 5.4.3. After the test, the following requirements shall be met:

a) When the power sliding door is closed, the opening of the sliding door is within 200 mm; the anti-pinch force shall be not more than 100 N, at normal temperature and on a flat slope. In other cases, the anti-pinch force shall be no more than 250 N;

b) For systems with anti-pinch bars, the anti-pinch force of the anti-pinch bars shall not exceed 50 N. When the door lock works from the half-lock to the full-lock section, the anti-pinch bar can normally achieve anti-pinch detection;

c) The anti-pinch force, in the opening direction, shall not be greater than 350 N.

4.3 Noise

After the power sliding door is tested according to 5.5, the noise shall not be greater than 65 dB(A).

4.4 High temperature resistance, low temperature resistance, resistance to alternate temperature change

After the power sliding door is tested according to 5.6, it shall meet the requirements of 4.1.4, 4.1.7, 4.2. The plastic parts shall not have cracks; it shall not have changes in shape, color, surface state.

4.5 Overvoltage performance

After the power sliding door is tested according to 5.7, it shall meet the requirements of 4.1.4, 4.1.7, 4.2.

4.6 Vibration resistance

After the power sliding door is tested according to 5.8, the connection parts of the various parts of the sliding door shall be fastened firmly AND shall not loosen or fall off. All parts shall be free of any damage. It shall be able to operate normally, when installed on the door of the real vehicle or on the simulated bench. The performance shall meet the requirements of 4.1.4, 4.1.7, 4.2.

4.7 Impact resistance

After the power sliding door is tested according to 5.9, the parts in the sliding door system shall not have any damage. The connection parts shall be fastened firmly; it shall not loosen or fall off. The plastic parts shall not be broken. The stamping parts shall not be de-soldered. The performance shall meet the requirements of 4.1.4, 4.1.7, 4.2.

5.1 Test sample

The test sample requirements are as follows:

a) The test sample shall be fully tested and conform to the dimensions of the design drawings; the installation and fixing bolts and nuts have reached the required minimum torque;

b) All involved samples shall be mounted on a real vehicle or a split vehicle body or a jig that simulates a real vehicle (simulating bench).

5.2 Test conditions

It is usually carried out under the following conditions, with special instructions in special cases:

a) Power supply voltage: DC (13.5 V ± 0.3 V) for 12V power system; DC (27 V ± 0.6 V) for 24V power system;

b) Temperature: 23 °C ± 5 °C;

5.3 Inspection of general requirements

5.3.1 Appearance inspection: Visual inspection.

5.3.2 Functional inspection: Open and close the power sliding door, in the installed state 10 times, to check its basic performance. During the normal opening and closing process of the sliding door, the self-priming door lock system shall be able to overcome the door sealing load, which is not more than 500 N.

5.4 Basic performance test

5.4.1 Working voltage test

a) The power sliding door of the 12V electric system is opened and closed twice, under the voltages of DC (9 V ± 0.1 V) and DC (16 V ± 0.1 V), respectively, to check whether the power sliding door or the simulating device is running normally;

b) The power sliding door of the 24V electric system is opened and closed twice, under the voltages of DC (18 V ± 0.1 V) and DC (32 V ± 0.1 V), respectively.

5.11.2 Test method

5.11.2.1 For the power sliding door, apply DC (13.5 ± 0.3) V for the 12V electric system; apply DC (27 ± 0.6) V for the 24V electric system. A cycle includes the sliding door opening from the closing point to the opening end point, standing for 5 s alive, then sliding to the closing point, standing for 5 s alive.

5.11.2.2 Before the phased test, spray 5 cm3 of dust, on the exposed wire rope or timing belt; then spray 3 cm3 of dust, on the wire rope or timing belt, in the subsequent every 5000 times. The dust is in accordance with the provisions of GB/T 28957.1.

5.11.2.3 In the environment of -20 °C and -30 °C, respectively, each normally completes a working stroke, from the closing point (or opening end point) to the opening end point (or closing point), then back to the original position.

5.11.2.4 During the durability test, it must determine the working current, working voltage, anti-pinch force, at the beginning and end of the re-adjustment temperature.

5.12 Test of thermal protector performance of motor

Install the motor of the power sliding door on a special test device. Under the environment of 23 °C, -30 °C, +80 °C, respectively, apply DC (13.5 ± 0.3) V voltage to the 12V power system, or DC (27 ± 0.6) V voltage to the 24V system. Mechanically lock the motor. Measure the opening time and recovery time of the thermal protector.

5.13 Electromagnetic compatibility test

5.13.1 Electromagnetic compatibility test is carried out, according to the requirements of Table 4 and Table 5, respectively.

6.2 Exit-factory inspection

The products shall be inspected, according to the specified items and frequencies, before leaving the factory. The products can be exit-factory, only after passing the inspection by the quality inspection department of the manufacturer AND being issued with the product certificate.

6.3 Type inspection

6.3.1 In one of the following situations, the manufacturer shall conduct type inspection:

1) When a new product is subject to trial production and type finalization;

2) When the production is restored, after suspension for more than 1 year;

3) When the structure, material, process are greatly changed, which may affect the performance of the product;

5) When the old products are subject to trial production and type finalization, before production in different places;

6) Where there is a big difference between the exit-factory inspection results and the last type inspection results.

6.3.2 During the type inspection, if it is in the four cases of (1), (2), (4), (5) in 6.3.1, the inspection shall be carried out, according to all the type inspection items, which are required by this standard. If I belongs to other cases, only the affected performance can be checked.

6.3.3 Samples for type inspection shall be randomly selected, from the products, that have passed the exit-factory inspection and have been packaged.

6.3.4 For the results of type inspection, if any one of the indicators does not meet the requirements, double sampling shall be carried out for re-inspection. If there are still indicators failing to meet the requirements after the re-inspection, the product shall be judged to be unqualified.