Front and rear door hinges introduce

Also known as door hinge, it is used for opening and closing doors. Hinges, also known as hinges, are mechanical devices used to connect two solids and allow relative rotation between them. Hinges can be composed of movable components or foldable materials. The main feature is to provide cushioning when the cabinet or door is closed, minimizing the noise generated by collisions with other parts when the door is closed. Car hinges are generally used in car doors and engine hood, And the trunk lid, fuel tank lid hinge, etc. In order to connect the car door to the body, the hinge is responsible for connecting the car door to the body, ensuring the opening and closing of the car door, and allowing the car door to open and close, so there is a door hinge. Its main function is to connect the car body to the car door. Generally, The door hinge should consist of at least three parts. 1. Body parts connected to the vehicle body. 2. Door parts connected to the door. 3. Other parts that connect the body parts and door parts and ensure that the door hinge can make opening and closing movements)

The installation of car doors requires the following processes:

The installation of car doors requires the following steps: 1. First, prepare the new car door that needs to be replaced and installed. Place the new car door on a paper shell to avoid scratching the new door, and prepare the necessary tools for installation, including a large wheel, a small wheel, a No. 13 sleeve, a No. 6 sleeve, and a small hammer. Then, start the operation process. 2. Install the door hinges, where a large wheel is required, Cooperate with sleeve 13. Take out the door hinge, fix the screws of the door hinge, and then make a rough comparison by hand to check whether the hole of the hinge is the same size as the screw hole of the door, and whether the screw can be screwed in exactly. Do a good job of inspection. 3. After comparing the hinge by hand, take out the large wheel and match it with sleeve 13. Gently tighten the screws that fix the hinge to the door by hand, and then use tools to tighten it. If you use tools to tighten it directly, It is easy to break the screws, which results in the entire car door being scrapped. Therefore, when tightening, be careful and slow. Pay attention to the extended part of the hinge head facing downwards, as it needs to be inserted into the card slot of the car body hinge. 4. Lift the door with the installed hinge by hand and lift it to the installation position of the car body door. There are two hinge holes on the installation position of the car body door, and the extended part of the hinge head on the new car door should be aligned up and down, Insert it into the two hinge holes on the car body. Be sure to take it slow and align the upper and lower holes before inserting it to avoid scratching the paint surface on the car body. 5. The extended part of the inserted hinge may get stuck halfway through the holes, which is a common problem, but it is also easy to solve. Take out the hammer and smash the hinge on the car door twice with the hammer, and the extended part will enter the car body hole. 6. Next, remove the screw that fixes the car body hinge, There is a screw hole in the middle part of the body hinge hole, which is used to fix the body hinge and door hinge. First, gently screw in a part by hand to avoid damaging the screw directly with tools. The screw on the door should be fixed with extra care. 7. Take out the small wheel, long extension rod, and No. 6 sleeve, and tighten the screw that has been screwed in by hand with tools. There are a total of two screws, up and down, which are also completed according to the above procedure. It should be noted that:, Be sure to steadily and tentatively tighten the screws bit by bit in order to complete the task smoothly

lacrosse introduce

The LaCrosse is a brand new mid to high end sedan launched by Shanghai General Motors on February 22, 2006. Its positioning is between the Regal and the Roewe, with main competitors such as the Teana and Accord. Shanghai General Motors launched the LaCrosse in order to replace the Regal and occupy an important position in the domestic mid to high end car market. The Buick LaCROSSE LaCrosse, a globally synchronized advanced platform of General Motors, combines domestic and foreign advantageous resources with independent research and development, Bringing cutting-edge technology, leading power, and first-class safety technology, we create a thrilling driving experience for you. Our luxurious equipment and exquisite craftsmanship provide a comfortable and luxurious ultimate riding experience. The LaCrosse is a pure American car, with its American prototype being the Buick LaCrosse. This car is a model that replaces the Century and Regal in the United States The LaCrosse, Pontiac GrandPrix, Chevrolet Antelope, and Monte Carlo share a chassis on the W platform. During the design process, General Motors did not put too much effort or manpower into it. Because in North America, its niche market has already been occupied by Chrysler's 300C and other Japanese cars, The purpose of General Motors launching the LaCrosse is to meet the needs of traditional American consumers who prefer "spacious cabins, comfortable driving, affordable prices, and an American brand." Shanghai General Motors brought the LaCrosse to China and renamed it the LaCrosse after making changes in the Pan Asian Center, entering the Chinese market as a mid to high end car