Where is the rear bumper？
A beam under the rear light
Rear bumper A beam located under the rear lights.
Car bumpers, especially the rear bumper, in addition to maintaining the original protection function, but also the pursuit of harmony and unity with the body shape, while pursuing its own lightweight. Modern car bumpers are mostly made of polypropylene plastic, this material has good plasticity and rigidity, while light weight, thin thickness, low cost, is the preferred material for making bumpers. The production process and material selection of the rear bumper are to achieve its basic function - absorbing and slowing down the external impact force, protecting the safety of the body and occupants. In addition, the bumper not only has a protective function, but also can beautify the appearance of the vehicle, especially in the collision, can reduce the injury to pedestrians and the ability to hurt the driver and passenger.
A device that provides a buffer to a car or driver during a collision.
20 years ago, the front and rear bumpers of cars were mainly metal materials, and U-shaped channel steel was stamped with steel plates with a thickness of more than 3 mm, and the surface was treated with chrome. They were riveted or welded together with the longitudinal beam of the frame, and there was a large gap with the body, as if it were an attached part. With the development of the automobile industry, car bumpers, as an important safety device, are also on the road of innovation. Today's car front and rear bumpers in addition to maintaining the original protection function, but also the pursuit of harmony and unity with the body shape, the pursuit of its own lightweight. In order to achieve this purpose, the front and rear bumpers of the car are made of plastic, which is called plastic bumper.
First, use the Angle indicator column to determine the position of the bumper
The mark erected at the corner of the bumper is an indicator post, and some companies have a type that automatically retracts with the motor drive. This corner indicator column can correctly confirm the bumper corner position, prevent bumper damage, improve driving skills, often easy to scratch the bumper, it is best to install a try. With this corner marker, you can correctly judge the position of the bumper in the driver's seat, which is very convenient.
Second, the installation of corner rubber can reduce bumper damage
The corner of the bumper is the most easily injured part of the car shell, and people who feel bad about driving are easy to rub into the corner, making it full of scars. To protect this part is the corner rubber, just stick to the corner of the bumper is OK, and installation is very simple. This method can reduce the degree of damage to the bumper. Of course, if the rubber is bruised, it can be replaced with a new one. In addition, the corner rubber is a very thick rubber pad, attached to the corner of the bumper, if you want to look integrated with the body, you can spray paint.
The construction of the bumper usually includes a plastic bumper housing, a front anti-collision beam, two energy absorption boxes on the left and right, and other mounting parts. These components work together to make the bumper play an important role in absorbing and slowing down the external impact force.
A cracked rear bumper is usually repaired or replaced
A cracked rear bumper is generally repaired or replaced, depending on the degree of damage to the bumper.
If the bumper internal bracket is seriously damaged or cracked, it generally needs to be replaced. It is best to choose the original bumper when replacing it, although the price is relatively high, the quality and toughness are better, not easy to deform, and the color difference is not large.
If the bumper is just a small crack, you can choose to weld, but this way has safety risks, so it is not recommended. For the case that the bumper damage is not serious, the cost of repair is relatively low, and the repaired bumper can be restored quite well in appearance. However, it should be noted that the repaired bumper may be reduced in durability and value preservation.
In addition, if the vehicle has purchased relevant insurance, the cost of repairing or replacing the bumper may be borne by the insurance company, and the owner can choose to repair or replace it more flexibly.
To sum up, whether the rear bumper is cracked or replaced needs to be judged according to the specific situation.
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