It is understood that when the Shenzhen Inspection and Quarantine Bureau inspected the batch of used electrical and mechanical equipment, it found that the surface of the equipment of the batch of equipment was covered with a lot of grease, and the human hand could easily touch the movable parts of the machine. The external power cord was not closed and fixed. The wiring inside is messy and severely aged. Many identifications of equipment are missing or do not meet the requirements of our country's standards. These projects are substandard for safety, health and environmental protection. Previously, Shenzhen Baoan Company was ordered to destroy the 16 old injection molding machines because it carried 16 old pressure vessels banned from import in China.
In view of the continuous violation of laws and regulations in the import of used mechanical and electronic products, the Shenzhen Inspection and Quarantine Bureau reminds relevant importing companies or end users to eliminate unnecessary troubles and avoid direct economic losses in the future. Before importing used mechanical and electrical equipment, it is important to understand the relevant Laws and regulations and other policy requirements, before filing for the record should fully grasp the detailed information of the imported old mechanical and electrical. At the same time, prior to the signing of the contract (or agreement) for the import and export of used mechanical and electrical products, it is necessary to handle the pre-inspection of the import of used mechanical and electrical products before filing or shipment. After the goods arrive at the shore, they should promptly contact the inspection and quarantine matters of imported used mechanical and electronic products.
Deep Groove Ball Bearing is the most representative structure in rolling bearing, which is widely used. In addition to radialload, this kind of bearing can also be loaded with bidirectional axial load. The friction torque is small, and it is most suitable for adjusting rotation, low noise and low vibration. Bearings are widely used in automobile, electrical, instrumentation,construction machinery, agricultural machinery and various professional machinery. This kind of bearing has open and closed deformation structure.
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