The jaw crusher is widely used. Under normal circumstances, the discharge port of the jaw crusher needs to be re-adjusted for about one month. Through the adjustment of the discharge port of the jaw crusher and the routine maintenance work, not only During construction, it can reduce unnecessary production losses, and at the same time effectively improve the service life of the jaw crusher and increase the comprehensive profit rate of the enterprise.
 

Impact Crusher is mainly used for building materials, metallurgy, chemical industry, hydropower and other materials that often need to be relocated, especially

 In the case of using the crusher, the card machine should now appear more frequently, which will cause time and economic loss to the user during use, resulting in the following situations of the crusher card machine. These can effectively avoid the occurrence of the card machine phenomenon.
 

 The sand making machine is suitable for brittle materials with a Mohs hardness of less than 9 grades, and is not suitable for viscous materials and stone materials containing more soil. Recently, the user's reaction to the production capacity of the sand making machine has not achieved the expected effect. What is the reason that affects the production capacity of the sand making machine? The technical staff of our company summarized the following conclusions through practice analysis.
 

 The cone crusher is a crushing device commonly used in production. Spindle breaks are a common type of failure during production runs. Frequent breaks in the spindle not only affect normal production, but also aggravate routine maintenance and overhaul work. For this fault, this paper analyzes the cause of the fault and finds a solution. A detailed analysis of the causes of the main shaft fracture and the solutions are as follows.