When the input shaft of the reducer is rotated by hand, it must be easy, stable, and free from jamming. The worm gear shaft is made of 45 steel or other materials with equivalent mechanical properties. When the sliding speed is less than 5m/s, the cast bronze ZcuAIIOFe3 specified in GB/tT 1176 can be used.

The worm gear and the worm gear shaft of the worm gear reducer adopt forgings. Other materials with equivalent or higher mechanical properties are allowed, or selected according to user requirements.02mm plug.The reducer shall meet the requirements of the standard and be manufactured in accordance with the drawings and technical documents approved by the prescribed procedures.

When the center distance a is less than or equal to 250mm, each side is not more than 2mm, when the center distance a is more than 250mm, each side is not more than 3mm. The cleanliness of the inner cavity of the reducer should not be lower than the G level of the objective evaluation value of cleanliness specified in JB/T 7929. Other materials with equivalent mechanical properties are allowed..05mm plug core to check the tightness of the splitting surface, and the length of the plug should not exceed one third of the splitting surface width.

The body and cover should be aging. The materials 38CrMoALA,Wholesale Explosion-proof Gearmotors 20CrMnMo, 23Mn3V2AL, 25Cr2MoLV, 30CrMoAL, 42CrMo, 32CrM0 should meet the requirements of GB/T 3077 in terms of chemical composition and mechanical properties.

The material of the body and cover should meet the requirements of HT200 in GB/T 9439, or use other materials with equivalent mechanical properties. There must be no leaks in the seal and joint of the reducer. Body and cover: The reducer body can be of integral type or sub-box type.

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