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third party inspection service
Automobile Slide Inspection
product inspection service
Inspection standard and method of automobile slide
Automobile slide detection is an indispensable part of automobile safety performance detection. The main parameters of slide diagnosis are luminous intensity and beam position. When the light intensity is insufficient or the beam irradiation position is skewed, it will cause the driver's vision is unclear at night, or make the driver blinding, will greatly affect the driving safety. Therefore, the luminescence intensity and beam irradiation position of the slide should be detected and corrected regularly. The technical condition of headlight can be checked by screen method and slide corrector.
I. Beam irradiation position standard and screen detection method
(I) Test standards for the position of the slide beam irradiation
According to the regulations of GB7258-2004 "Technical Conditions for the Safety of Motor vehicle Operation", the inspection index of automobile headlight is the offset value of the beam irradiation position and the luminescence intensity (cd). The illumination position of the headlamp beam shall meet the following requirements:
(1) When a motor vehicle (except a transport tractor) tests the irradiation position of the near-light beam of the headlight, the height of the corner or midpoint of the light beam cutoff line should be 0.6H ~ 0.8H(H is the reference center height of the headlight) when the headlight is 10m away from the screen, and the deviation from the left to the right of the horizontal position should not exceed 100mm.
(2) For the adjustment of the high-beam single-beam light of the four-light headlamp, the height of the beam center above the ground on the screen is 0.85H ~ 0.90H, and the deviation of the left light in the horizontal position shall not be more than 100mm to the left, and the deviation to the right shall not be more than 170mm; The deviation of the right indicator to the left or right cannot be greater than 170mm.
(3) When motor vehicles are equipped with high and low light double beam lights, the low light beam should be adjusted mainly. For a lamp that can only adjust a single beam of high beam, adjust the single beam of high beam.
Inspection standard for automobile slides
(2) Screen detection method
(1) Preparation before the test starts
GB7258-2004 "Motor vehicle operation safety technical conditions" stipulates that when using the screen method to detect the headlight beam irradiation position, the inspection site should be flat, the screen and the site should be flat and straight, the vehicle to be tested should be carried out under the conditions of no load, normal tire pressure, and a driver. The two cars are parked in front of the screen and perpendicular to the screen, so that the reference center of the headlight is 10m away from the screen. On the screen, the horizontal reference line which is H equal to the distance between the reference center of the headlight and the ground and the position line of the left and right headlight reference center which is based on the projection line of the longitudinal center plane of the vehicle on the screen are determined. The offset values of the horizontal or vertical illumination directions of the left and right near and far beams are measured respectively.
There are three vertical and three horizontal lines drawn on the screen:
The middle vertical line V-V is aligned with the vertical plane of the longitudinal center of the vehicle under inspection.
The vertical lines VL-VL and VR-VR on both sides are the vertical lines of the reference center of the left and right headlights of the vehicle under inspection respectively.
The h -- h line in the horizontal line is equal to the reference center of the headlight of the vehicle under inspection, and the height from the ground is H; H is the height of the reference center of the headlight of the vehicle under inspection from the ground, and its value depends on the vehicle under inspection.
The middle horizontal line is equal to the center of the high beam of the headlight of the vehicle under inspection. The height from the ground is H1, H1= 0.85-0.90h.
The horizontal line of the lower side is equal to the center of the near light beam of the headlight of the vehicle under inspection. The height from the ground is H2, H2= 0.60-0.80h.
(2) Detection method
During detection, first cover one side of the headlight, and then turn on the near-light switch of the headlight. The corner of the near-light cutoff line or the beam center of the uncovered headlight should fall at the intersection of the lower horizontal line and the VL-VL or VR-VR line in the figure; otherwise, the beam irradiation position will be biased. The direction and amount of deflection can be measured directly on the screen. Using the same method, the illumination position of the near-light beam of the other side headlight is detected.
According to the detection standard, when detecting and adjusting the irradiation position of the headlight beam, the near light beam should be mainly detected and adjusted for the far and near double beam lamp. For the high-beam single-beam headlamp, the irradiation position of the high-beam beam should be detected. The center of the beam should fall at the intersection of the middle horizontal line and the VL-VL or VR-VR line.
The screen method is easy to detect the headlight, but it can only detect the location of the beam, but not the intensity of the light. In order to adapt to the detection of different models, the screen needs to be changed frequently, the detection efficiency is low, and at the same time, it needs to occupy a large space. Therefore, headlight calibrators are widely used to detect headlights.
Pre-production Inspection (PPI)
100% inspection (Full Inspection)
When the merchandise is 100% completed, we will check the quality of goods unit by unit, which covers product description, style &color, workmanship, quality, function, label, package, size measurement if available etc, to make sure 100% of the goods meet your specified quality requirement. Note: for those products of high value or complicated internal structure, we suggest to take full inspection.Container Loading Supervision (CLS)
Before loading, our inspector will check products' information, qty, package, during the course of loading, our inspectors will keep closely look at the loading process, ensure that the export cartons are well arranged in the container with no risks of deformation, collapse, help manufacturer finish loading under correct and clear working clauses and working process. In general:Random Inspection
(Pre-production Random Inspection, During Production Random Inspection, Pre-shipment Random Inspection) As per customer's quality requirement, we will sample the products according to international or other standards to inspect the packing, appearance, color, size, function, safety, etc.What do our QC inspectors (quality inspector) do for the inspections ?
1. Confirm the quantity of the products.
2. Confirm the packing detail information of the products.
3. Check the information or marks reqiured by clients, such as the information on the carton, information on gift box, information
on products, warning text and all the others.
4. Check the overall appearance of the product.
5. Check the conmponents of the products.
6. Perform the general tests.
(1) General function test.
(2) Dimension of packing or products.
(3) Gross weight or net weight.
(4) Carton drop test.
(5) Barcode number test.
8. Any other work that clients want us to do during the inspection.
1.Why do I need shipment inspections or factory audits?
In case of any Poor quality, incorrect shipments, unreal information from suppliers. Inspection is the most efficient way to protect buyer’s right.
Getting a rapid quotation should have a complete condition,such as gross weight size,quantity and where is the factory and where will it ship to."
Inspection standard and method of automobile slide
Automobile slide detection is an indispensable part of automobile safety performance detection. The main parameters of slide diagnosis are luminous intensity and beam position. When the light intensity is insufficient or the beam irradiation position is skewed, it will cause the driver's vision is unclear at night, or make the driver blinding, will greatly affect the driving safety. Therefore, the luminescence intensity and beam irradiation position of the slide should be detected and corrected regularly. The technical condition of headlight can be checked by screen method and slide corrector.
I. Beam irradiation position standard and screen detection method
(I) Test standards for the position of the slide beam irradiation
According to the regulations of GB7258-2004 "Technical Conditions for the Safety of Motor vehicle Operation", the inspection index of automobile headlight is the offset value of the beam irradiation position and the luminescence intensity (cd). The illumination position of the headlamp beam shall meet the following requirements:
(1) When a motor vehicle (except a transport tractor) tests the irradiation position of the near-light beam of the headlight, the height of the corner or midpoint of the light beam cutoff line should be 0.6H ~ 0.8H(H is the reference center height of the headlight) when the headlight is 10m away from the screen, and the deviation from the left to the right of the horizontal position should not exceed 100mm.
(2) For the adjustment of the high-beam single-beam light of the four-light headlamp, the height of the beam center above the ground on the screen is 0.85H ~ 0.90H, and the deviation of the left light in the horizontal position shall not be more than 100mm to the left, and the deviation to the right shall not be more than 170mm; The deviation of the right indicator to the left or right cannot be greater than 170mm.
(3) When motor vehicles are equipped with high and low light double beam lights, the low light beam should be adjusted mainly. For a lamp that can only adjust a single beam of high beam, adjust the single beam of high beam.
Inspection standard for automobile slides
(2) Screen detection method
(1) Preparation before the test starts
GB7258-2004 "Motor vehicle operation safety technical conditions" stipulates that when using the screen method to detect the headlight beam irradiation position, the inspection site should be flat, the screen and the site should be flat and straight, the vehicle to be tested should be carried out under the conditions of no load, normal tire pressure, and a driver. The two cars are parked in front of the screen and perpendicular to the screen, so that the reference center of the headlight is 10m away from the screen. On the screen, the horizontal reference line which is H equal to the distance between the reference center of the headlight and the ground and the position line of the left and right headlight reference center which is based on the projection line of the longitudinal center plane of the vehicle on the screen are determined. The offset values of the horizontal or vertical illumination directions of the left and right near and far beams are measured respectively.
There are three vertical and three horizontal lines drawn on the screen:
The middle vertical line V-V is aligned with the vertical plane of the longitudinal center of the vehicle under inspection.
The vertical lines VL-VL and VR-VR on both sides are the vertical lines of the reference center of the left and right headlights of the vehicle under inspection respectively.
The h -- h line in the horizontal line is equal to the reference center of the headlight of the vehicle under inspection, and the height from the ground is H; H is the height of the reference center of the headlight of the vehicle under inspection from the ground, and its value depends on the vehicle under inspection.
The middle horizontal line is equal to the center of the high beam of the headlight of the vehicle under inspection. The height from the ground is H1, H1= 0.85-0.90h.
The horizontal line of the lower side is equal to the center of the near light beam of the headlight of the vehicle under inspection. The height from the ground is H2, H2= 0.60-0.80h.
(2) Detection method
During detection, first cover one side of the headlight, and then turn on the near-light switch of the headlight. The corner of the near-light cutoff line or the beam center of the uncovered headlight should fall at the intersection of the lower horizontal line and the VL-VL or VR-VR line in the figure; otherwise, the beam irradiation position will be biased. The direction and amount of deflection can be measured directly on the screen. Using the same method, the illumination position of the near-light beam of the other side headlight is detected.
According to the detection standard, when detecting and adjusting the irradiation position of the headlight beam, the near light beam should be mainly detected and adjusted for the far and near double beam lamp. For the high-beam single-beam headlamp, the irradiation position of the high-beam beam should be detected. The center of the beam should fall at the intersection of the middle horizontal line and the VL-VL or VR-VR line.
The screen method is easy to detect the headlight, but it can only detect the location of the beam, but not the intensity of the light. In order to adapt to the detection of different models, the screen needs to be changed frequently, the detection efficiency is low, and at the same time, it needs to occupy a large space. Therefore, headlight calibrators are widely used to detect headlights.
Pre-production Inspection (PPI)
100% inspection (Full Inspection)
When the merchandise is 100% completed, we will check the quality of goods unit by unit, which covers product description, style &color, workmanship, quality, function, label, package, size measurement if available etc, to make sure 100% of the goods meet your specified quality requirement. Note: for those products of high value or complicated internal structure, we suggest to take full inspection.Container Loading Supervision (CLS)
Before loading, our inspector will check products' information, qty, package, during the course of loading, our inspectors will keep closely look at the loading process, ensure that the export cartons are well arranged in the container with no risks of deformation, collapse, help manufacturer finish loading under correct and clear working clauses and working process. In general:Random Inspection
(Pre-production Random Inspection, During Production Random Inspection, Pre-shipment Random Inspection) As per customer's quality requirement, we will sample the products according to international or other standards to inspect the packing, appearance, color, size, function, safety, etc.What do our QC inspectors (quality inspector) do for the inspections ?
1. Confirm the quantity of the products.
2. Confirm the packing detail information of the products.
3. Check the information or marks reqiured by clients, such as the information on the carton, information on gift box, information
on products, warning text and all the others.
4. Check the overall appearance of the product.
5. Check the conmponents of the products.
6. Perform the general tests.
(1) General function test.
(2) Dimension of packing or products.
(3) Gross weight or net weight.
(4) Carton drop test.
(5) Barcode number test.
8. Any other work that clients want us to do during the inspection.
1.Why do I need shipment inspections or factory audits?
In case of any Poor quality, incorrect shipments, unreal information from suppliers. Inspection is the most efficient way to protect buyer’s right.
Getting a rapid quotation should have a complete condition,such as gross weight size,quantity and where is the factory and where will it ship to."
Package testing is mandated by regulations for some products such as; food, pharmaceuticals, medical devices, dangerous goods, etc. This may cover both the design qualification, periodic retesting, and control of the packaging processes. For unregulated products, testing may be required by a contract or governing specification. However, for most consumer goods, package testing is often a business decision involving risk management for factors such as:
• cost of packaging
• cost of package testing
• value of package contents
• value of good will in your market
• product liability exposure
• other potential costs of inadequate packaging
YONGSHUN staff would be happy to assess your specific product and packaging requirements to help you determine whether package testing can improve your quality deliverables.
Prop 65 is the 1986 voter-approved Safe Drinking Water & Toxic Enforcement Act that includes a list of Chemicals known to the State of California to cause cancer and/or reproductive toxicity. If a product contains a listed chemical, then the product must contain a “clear and reasonable” warning label informing consumers of the presence of the chemical and stating the chemical is known to cause cancer, birth defects, or other reproductive harm.
Although companies with fewer than 10 employees are exempt, if they sell a violative product to a retailer with more than 10 employees, the retailer could receive a notice of violation. In these circumstances, retailers usually rely on clauses within their contacts with importers that require the importer take responsibility for the violation.
A plaintiff may seek injunctive relief requiring a company caught selling a violative product to suspend sales, conduct a recall, or reformulate the product. Plaintiffs can also obtain penalties of up to $2,500 per violation per day. A more general California statute allows most successful plaintiffs to recover their attorneys’ fees as well.
Many are now choosing to rely on 3rd party testing companies to verify that hazardous substances are not being used in their products.
The type of quality control inspection you need largely depends on the quality goals you are trying to achieve, the relative importance of quality as it relates to your market, and whether there are any current production issues that need to be resolved.
We invite you to explore all the inspection types we provide by clicking here.
Or, you can contact us, and our staff can work with you to determine your exact requirements, and propose a custom solution to best meet your needs.
AQL is the acronym for Acceptable Quality Limit (or Level). This represents a statistical measurement of the maximum number and range of defects that is considered acceptable during a random sampling inspection of your goods. If the AQL is not achieved for a particular sampling of goods, you may accept shipment of the goods ‘as is’, demand a rework of the goods, renegotiate with you supplier, refuse the shipment, or choose another recourse based on your supplier agreement.
Defects found during a standard random inspection are sometimes classified into three levels: critical, major and minor. Critical defects are those that render the product unsafe or hazardous for the end user or that contravene mandatory regulations. Major defects can result in the product’s failure, reducing its marketability, usability or salability. Lastly, minor defects do not affect the product’s marketability or usability, but represent workmanship defects that make the product fall short of defined quality standards. Different companies maintain different interpretations of each defect type. Our staff can work with you to determine the AQL standard that meets your requirements according to the level of risk you are willing to assume. This becomes the primary reference during a pre-shipment inspection.
It is important to note; the AQL inspection is only a report on the findings at the time of the inspection. YONGSHUN, like all 3rd party QC companies, does not have the authority to make a decision as to whether your goods can be shipped. That is a decision only you can make in consultation with your supplier after reviewing the inspection report.