Dongfeng Tianlong axle brake adjusting arm assembly

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Automatic adjusting arm of brake clearance, also known as "automatic gap adjusting arm" or "automatic adjusting arm". Automatic adjustment arm is mature technology abroad, has been widely used in recent years, Europe, America and other regions of truck, bus, and trailer manufacturers have been as the standard configuration of the vehicle. According to the national industry in the reform of "automobile brake system structure performance and test methods" GB12676-1999 regulations from October 1, 2003 must be mandatory to use automatic brake adjuster, a series of problems considering the current automatic adjusting arm which appears in the domestic application, by the national development and Reform Commission meeting on the enforcement of the regulations, the time was postponed until October 1, 2004. Currently the world's largest manufacturer of professional production of automatic adjustment arm is the Swedish Haldex company, its global market share of up to 50%, the product after more than and 20 years of development, use and improvement, has been very mature. The automatic adjusting arm of domestic Dongfeng axle Co. Ltd. is used in Sweden based Haldex products as part of development to improve. The automatic adjustment arm folding edit this section using automatic adjustment arm, when the vehicle has the following characteristics: 1, to ensure that the wheels with brake clearance constant, safe and reliable braking; 2, brake cylinder push rod stroke is short, quick and reliable braking; vehicle use automatic adjustment arm features 3 the front brake pump, brake push rod is always in the initial position, to ensure that the best braking torque; 4, the braking effect of all wheels is consistent and stable; 5, reduce the consumption of compressed air, the pump is prolonged and the other part of the compressed air system in air compressor, braking and reduce the material life; 6 consumption, prolong the service life of the brake; 7, convenient installation and use, reduces the manual maintenance times, improve economic efficiency; 8, the adjustment mechanism is closed are well protected within the housing, so as to avoid The damp, dirt and collision. Automatically adjust the structure of the folded edit this section of automatic adjustment arm in part as follows: 1, 2, worm, shell worm 3, one-way clutch assembly (composed of gears, Fang Gang spring and the inner tooth sleeve), 4 rack, control ring, spiral compression spring design of folding automatic adjustment arm function should be accurately recorded due to friction lining wear caused by clearance increase, and accurately adjust the brake clearance to the normal operating range.