42CrMo alloy steel gear sleeve U95 model high-strength wear-resistant transmission connector

Description :

【 Tax inclusive shipping 】 Open a 13% special ticket    free shipping nationally

U95 gear sleeve is a mechanical transmission connecting component made of 42CrMo alloy structural steel, mainly used for torque transmission between the axle and wheel hub of heavy machinery equipment. This gear sleeve achieves power transmission through internal and external meshing, effectively compensating for installation errors and axial and radial displacements during operation, and solving the problems of traditional rigid connections being prone to breakage and having high requirements for neutrality. Typical operating conditions include high load and strong impact working environments such as mining machinery, lifting equipment, and metallurgical rolling mills, ensuring stable operation of the transmission system.

  The material of U95 gear sleeve is 42CrMo, which has extremely high strength and toughness after quenching and tempering treatment, and the hardness is usually controlled between HRC28-32. The key dimensions such as inner hole diameter, outer circle diameter, and number of teeth strictly follow the mechanical design standards. The tooth surface is processed by precision rolling or hobbing, and the surface roughness reaches Ra1.6 or above. Some high-precision products will undergo carburizing and quenching treatment to improve wear resistance. Refer to the JB/T series of mechanical industry standards for implementation standards to ensure that the tooth profile accuracy and contact spots meet the specification requirements and adapt to the work requirements under long-term alternating loads.

  When selecting, it is important to confirm the diameter of the shaft hole, the size of the keyway, and the transmitted torque. The U95 model usually corresponds to a specific range of shaft diameters and needs to be strictly matched with the matching shaft components. Suitable for transmission scenarios that require frequent forward and reverse rotation and certain vibration impacts; Not suitable for precision instrument transmission with ultra-high speed or extreme requirements for quietness. Compared with the elastic sleeve column pin coupling, the gear sleeve has stronger load-bearing capacity but slightly weaker buffering and vibration absorption capacity; Compared with diaphragm couplings, the maintenance frequency of the gear sleeve is higher but the cost is lower, making it suitable for heavy-duty low-speed working conditions.

  Before installing the U95 gear sleeve, it is necessary to clean the shaft hole and tooth surface, and apply an appropriate amount of molybdenum disulfide grease to reduce wear. It is recommended to check the wear of the tooth surface and the condition of the lubricating oil every 500-1000 hours of operation. If pitting, peeling or cracking is found on the tooth surface, it should be replaced in a timely manner. During daily maintenance, attention should be paid to the effectiveness of the sealing device to prevent dust and impurities from entering the tooth cavity and exacerbating wear. Common faults include excessive wear of the tooth surface leading to excessive clearance and abnormal noise, or poor lubrication causing adhesive failure. Regular maintenance can significantly extend the service life of the gear sleeve.

AfterSalesService :