In the 1940s, with the development of hydraulic technology, the cone crusher could use hydraulic adjustment of the discharge port and overload protection. This type of cone crusher was called a hydraulic cone crusher. It is the first hydraulic cone crusher and hydraulic gyratory crusher produced by the American Allis-Chalmers Company in 1948. Since then, it has been continuously improved and improved, and it has been quickly promoted and used in many countries around the world. Multi-cylinder hydraulic cone crusher is developed on the basis of spring cone crusher, and its basic structure is similar to spring cone crusher.
The difference between multi-cylinder hydraulic and spring cone crushers is that the original 10-16 sets of springs are replaced by 10-16 safety cylinders. It consists of cylinder block, piston, bracket and bolts. The oil cylinder is divided into upper and lower chambers A and B by a piston.
In the sand and gravel industry, hydraulic cone crushers are used for medium and fine crushing of various mining rocks with a pressure below 350 MPa, such as iron ore, non-ferrous metal ores, basalt, granite, limestone, sandstone, pebbles, etc. Due to its excellent discharging particle size and its special characteristics for crushing hard rock, hydraulic cone crusher is a necessary equipment when producing aggregates with high requirements for high-speed railways, high-speed companies, airports, etc.
The multi-cylinder hydraulic cone crusher HPC300 uses hydraulic devices to realize its insurance, adjustment and locking, so it has the same characteristics as the single-cylinder hydraulic cone crusher:
1. By using a special crushing chamber designed using the inter-granular lamination principle and a matching rotation speed, the traditional single-particle crushing principle is replaced to achieve selective crushing of materials and uniform crushing particle size.
2. The two-way iron release hydraulic cylinder can allow the iron block to pass through the crushing cavity smoothly, and in the event of iron overload and instantaneous stuffing, it can hydraulically lift and automatically discharge materials, avoiding the need to shut down the spring cone crusher for maintenance. .
3. The crushing cavity adopts high-performance non-contact labyrinth seals, which improves the reliability of blocking dust, reduces iron pollution and the wear cycle of the equipment. In addition, the unique thin oil lubrication system carried in the fuselage greatly improves the use of the equipment. life.
4. Cone crusher HP300 could be made into mobile cone crusher plant, for moving easily with high efficiency.
1. Select the crushing cavity correctly according to the materials to be crushed;
2. The feed particle size ratio is appropriate;
3. The feeding material is evenly distributed within the 360° range of the crushing cavity;
4. Automatic control device;
5. The crusher discharges materials smoothly;
6. The specifications of the conveyor belt are suitable for the maximum output capacity of the crusher;
7. Appropriately select the sieve specifications for pre-screening and closed-circuit screening.
Baichy focuses on the research and production of various stone and construction waste crushing equipment. Customize the configuration and construction plan of the crushing line for customers based on the characteristics of different raw materials. This is a granite aggregates production plant. It has high requirement about final aggregates size. We design a complete stone crushing plant including PE jaw crusher, HPC cone crusher, impact crusher, vibrating screen etc.
Compression-style jaw, cone, impact crushers, and gyratory crushers are most often appropriate as primary crushing equipment types, though there can be overlap between primary and secondary crushers as far as suitable types.
The widest distance is known as the open side setting (OSS) and the narrowest, the closed side setting (CSS). These settings are important. The OSS is the largest distance between the concave and the mantle at the bottom of the crusher, so it determines the largest particle size of the outgoing product.
Differences between standard and shorthead cone crushers: Standard has a large head angle and coarser discharge. Shorthead has a steeper head angle and finer discharge. Standard has a wider feed opening.
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