Richard's Blog (77)

Roller sleeve and grinding roller bearings are worn parts. Roller sleeve wear to a certain extent, can be used upside down; when the roller sleeve wear again, so that the vertical roller mill output decreased greatly, when the mill is not sufficient to maintain normal production and should be shut down, replaced with a new roll sets.

The following steps should replace the…

After nearly a century of development, vertical mill has been very mature. Especially since the sixties, with the birth of decomposition kiln technology to large-scale development, vertical mill in cement industry abroad has been widely used, its technical level has been further improved and perfected. More than a dozen domestic and foreign companies have developed various types of…

Vertical roller mill for short vertical mill, a cement raw materials, cement clinker, slag and slag grinding process used, has a simple structure, low cost of manufacture and use characteristics. Including between the body, the disc device and the transmission device, the body and the disc-centering means is provided to determine the structure of the rotational center of the bottom disc is fixedly provided with rotary guide means, through the rotary disc means rotatably supported on the rail…

As the economy continues to develop, the growing demand for Sand making machine and gravel, natural Sand making machine by environmental pollution, transportation costs, labor costs, constraints, shortage situation, Sand making machine entered the people's vision. Sand making machine is artificially selected raw materials, material uniformity, stability, mineral composition and chemical composition is consistent with the raw, not as complicated natural Sand making machine. Clean Sand making…

One of the important construction industry as the foundation material sand, undoubtedly contribution irreplaceable strength for the Chinese construction. In order to sand industry as a link to the formation of the industrial chain is constantly improving, the upstream mining industry, machinery industry, the downstream direction of concrete, the construction industry, each industry has crossed the formation of different industry chain. The important position of sand industry is wrong. But…

In recent years, our country highway, high-speed railway, high-rise buildings, municipal, hydroelectric dams and other infrastructure projects construction started in succession, the required aggregate has shortage, coupled with our limited resources to the mining limit, further exacerbating the both

Between the contradictions, how to in the depth of mining under the condition of limited resources, and accelerate the economy development? The experts study, by the…

At present, due to the continuous launched the project of gravel, growing demand, leading to the natural sand supply is hard to meet the needs of the market. In this context, artificial sand industry gradually on the rise, which not only extends the use of mining machinery has accelerated phase.

Improvement in technology and process. sand making machine as an important part of sand…

The third generation of sand making machine designed for highway, high-speed railway, high-rise buildings, municipal, construction of hydropower dam, concrete mixing station to provide quality sand making machine aggregate, is the preferred equipment for artificial system sand and stone plastic field. Sand production line has vibrating feeder, jaw crusher, sand making machine, vibrating…

With the development of science and technology, economic construction of industrial automation requirements more and more high, have put forward the new request to the operation technique and sand making machine, plays a more and more important role in the field of national economy. Sand making machine is becoming more and more competitive, and a high degree of automation, intelligent,…

Sand making machine is composed of a feed hopper, feeder, vortex dynamic crushing cavity, an impeller body, spindle assembly, a base, a transmission device and a motor is composed of seven parts.

1、feed hopper

The structure of sand making machine feed hopper for a inverted prismoid (or cylinder), the feed port is arranged on ring wear, from incoming through the feeding device to…

1, sand making machine equipment management and operation personnel should advance learning under the sand making machine in winter construction of knowledge and the relevant requirements, do a good job in winter construction materials, parts, repair plan, ensure the smooth implementation of winter construction.

2, the daily work should be examined carefully before, on the sand making…

Sand making machine belongs to the heavy equipment, the installation and use of all need a certain rules and instructions. The book in the installation with even more so, below we have a look at its installation and use need to pay attention to what content:

One, sand making machine installed on a concrete foundation, the foundation shall bear several times the weight of the whole machine. According to the different sand airport can be arranged homework in the workshop or is installed…

LM series vertical roller mill (mill) is Liming heavy industry science and technology to solve the technology of industrial mill output low, higher energy consumption to the title, absorb advanced technology and combining with the dawn of European heavy industry science and technology design for many years mill advanced manufacturing concept and market needs for, after years of painstaking the improved design of large grinding equipment.

LM series…

Sand making machine also known as the crusher, the machine is widely used, not only can be used in hard, extremely hard materials, such as: granite, basalt, limestone, quartz, gneiss, cement clinker, concrete aggregate, ceramic materials, iron ore, gold, copper, alumina, bauxite, silica, etc. More can be applied to the material properties vary greatly in artificial sand, pre-grinding cement, mining, refractories and other industries crushing super fine crushing. …

Sand making machine also known as the crusher, the machine is widely used, not only can be used in hard, extremely hard materials, such as: granite, basalt, limestone, quartz, gneiss, cement clinker, concrete aggregate, ceramic materials, iron ore, gold, copper, alumina, bauxite, silica, etc. More can be applied to the material properties vary greatly in artificial sand, pre-grinding cement, mining, refractories and other industries crushing super fine crushing. …

Disc horizontal, vertical roller mill, powder area is a plane, the center of gravity of the roller system to the disc, only the movement in the vertical direction, all the impact and pressure are easy to handle in the vertical roller mill direction. Three-roll mill roll suspension systems integration and other forms of mass compared with the small, low inertia. The required power is small, the advantage of smooth motion, the inner end of the…

1, the vertical roller mill grinding roller body wear

Vertical mill roller body and a wear resistant lining plate is in use process, due to friction between the pressure roller, roller material support force, material and grinding roller lining board; because the material grinding angle caused by mutual comprehensive view the role of pressure stress force of the grinding roller shear force, hydraulic system pressure of roller mill and…