In recent days, Changchai has once again been recognized as a high-tech enterprise. Within three years after obtaining a new high-tech enterprise recertification, Changchai will enjoy preferential tax policies. This will provide the next step for the company's development and further increase investment in research and development, and increase technological innovation. , To promote the continuous upgrading of products, play a positive role in promoting. At the same time, 4G33V16, HS400 diesel engines were identified as provincial high-tech products by Jiangsu Provincial Science and Technology Department. Currently Changchai owns 24 provincial and municipal high-tech products, including 16 provincial-level and 8 municipal-level. Changchai is a leader and benchmark company in the research, development and production of domestic small and medium-power internal combustion engine technology. In the past three years, 12 new products have been assessed as high-tech products of provinces and cities, and 35 patents have been granted, among which 33 patents have been converted into products/ prototype.
Precautions for daily maintenance of hydraulic cylinders
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Changchai has become the leader and benchmark company in the research, development and production of small and medium-power internal combustion engines.
1. Regularly inspect the sealing components of the hydraulic cylinder, such as O-rings and gaskets, to ensure that they are intact and undamaged. If there is wear or aging, they should be replaced in a timely manner.
2. Regularly check the liquid level of the hydraulic cylinder and keep it within the specified range. If the liquid level is too low, add hydraulic oil in a timely manner.
3. Regularly inspect the connection parts of the hydraulic cylinder, such as oil pipes and joints, to ensure their tightness and reliability. If there is any looseness, it should be tightened in a timely manner.
4. Regularly clean the outer surface of the hydraulic cylinder to prevent dust, sand, and other debris from entering the interior of the cylinder and affecting its normal operation.
5. Regularly inspect the surface of the piston rod of the hydraulic cylinder, and promptly repair or replace it if there are scratches or wear.
6. Regularly inspect the hydraulic system of the hydraulic cylinder, and promptly handle any problems such as oil leakage or unstable pressure.
7. When the hydraulic cylinder is not in use for a long time, its hydraulic oil should be drained to avoid oil aging, deterioration, and affecting the normal operation of the hydraulic system.
8. When repairing or replacing hydraulic cylinders, attention should be paid to safety to avoid sudden movement or pressure release of the hydraulic cylinder, which may cause personal injury or equipment damage.