What are the key points of operation in the gear processing process?
Gear processing usually uses gear hobbing machines and gear shaping machines for convenient adjustment and maintenance.
Release time:
2025-03-07
Gear processing usually uses gear hobbing machines and gear shapers for operation, which are convenient for adjustment and maintenance, but the production efficiency tends to be low for large-scale production. Later, the emergence of coating technology after grinding of hobs and shaper cutters can significantly increase the tool's usage time, reducing the frequency of tool changes and grinding time. In the tooth cutting process, radial shaving technology has significant advantages, including high efficiency and ease of achieving tooth shape and tooth direction modifications.
During the heat treatment process, gears are required to use carburizing quenching to ensure their good mechanical properties. For products that will not undergo further grinding after heat treatment, stable and reliable heat treatment equipment is also necessary. In the grinding process, the main focus is on the precision machining of the inner hole, end face, and outer diameter of the gear that has undergone heat treatment, to improve dimensional accuracy and reduce geometric tolerances.
Gear processing mainly controls the precision of the transmission between gears during operation, such as the stability of transmission, fluctuations in instantaneous speed, whether the tooth side clearance meets the required range in case of alternating reverse operation, and if there are impact loads, the precision should be slightly increased to reduce the damage caused to the gears by impact loads.
If the above design requirements are relatively high, then the gear precision should be set slightly higher; conversely, it can be set lower. However, if the gear precision is set too high, it will increase processing costs, requiring a comprehensive balance. The deviation grade of gear thickness is also determined by the designer based on specific working conditions, with higher grades for transmission, generally lower for machinery, higher for closed transmission, and lower for open transmission.
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