Brain needed to be used often, machine overhauled frequently
Jaw crusher is widely
used in mining, ore dressing plant, inertial force, poor working conditions,
heavy-duty work in primary crushing equipment. In order to ensure continuous
operation of the device's normal, full production capacity of equipment, in
addition to proper operation, regular maintenance and periodic maintenance, the
need for accurate and timely work to determine and eliminate potential
failures.
The main operation of the common faults:
A) crusher idling, the lower the metal crash occurred. Jaw crusher working
load, the lower the metal crash occurred may be the following three reasons:
1) mobile jaw and fixed jaw broken tooth plate each crash is due to the small
port of discharge caused, should be timely adjusted.
2) The thrust plate bearing or gasket conditioning crash occurs, usually
disappear by the spring elastic buffer rod or damaged, or does not bear the
weight of the spring caused by rotation, when the movable jaw plate, elbow
board, the body does not close with the three so that both ends of the support
bracket and produced the first shock, or adjust the pads hit each other, should
be strong in time compression nut until the crash disappeared.
3) there may be serious bracket bearing wear or loose slider, bracket serious
head wear, should be replaced.
B) work with metal crash, backing jitter. This phenomenon is often the
crushing chamber side of the liner and the tooth plate (fixed, fixed) loose,
loose or broken screws or strong result, it is timely solid or replaced.
C) after the brackets break frequently. In addition to transmit power after
the brackets, but also by its lack of intensity from the insurance role. In
addition to the middle bracket is too low intensity, the strength enough to
overcome the normal force of broken ore crushing damage produced, this may be
the weight of the spring rod, together with crushing force when the work
overload and break it, may be appropriate to transfer song spring.
D) flywheel turning, crushing machine does not work. Is due to the spring rod
and rod damage to the elbow from the trip lever nut bearing slider emerge, it
may be broken off bracket, should be re-replacement and installation.
E) flywheel significant swing back to slower eccentric shaft. The fault is
due to the pulley and flywheel key loose or damaged, turn the wheel and axle can
not be synchronized.
F) broken thicker particle size is Broken liner The lower part of the results
of serious wear and tear. Board or under the teeth should be replaced with new
liner exchange, port of discharge to adjust the required size.
Whenever adn wherever we must prevent accidents before they occur.
The fashion river of mining machinery industry now and future
As the mining equipment is a typical variety of heavy industrial machinery,
representing the level of manufacturing technology in China, therefore, the
state of the domestic production of mining equipment has to be seriously put a
lot of policies to support domestic production of mining equipment. Equipment
and as well , hardware or equipment during exploration, since they're
specialists for nutrient company shops, which means that have fossil fuel, the
form of iron ore, zinc coupled with other not-ferrous precious metals industry
is one area of trading stringed corporations.
Mining machinery and equipment mainly broken equipment, grinding equipment,
sand making equipment. In people's minds, scorching sun, dust billowing, mining
workers have been in such a 'polluted' environment to work. In recent years,
mining equipment companies follow-up in production technology, new green
energy-saving equipment costs are the scale and technological progress as the
industry declined sharply. Costs down, and mining investors willing to buy
affordable, reliable energy-saving equipment as production of environmental
protection device of choice. Based on this, look at the future growth of green
energy-saving equipment space, environmental protection and energy saving
equipment, the cost advantage of the emerging, there is no reason not to
optimistic about the environmental protection equipment industry.
Exploration machines and furthermore devices to have construction manufacture
of all-important rock and in addition electrical fitness equipment, that it is
overall performance results in being typical alternative as well as energy
saving sides. Employing the choice is about small metallurgy, modest mines,
trivial cement business owners will most certainly be d, the actual brand new
massive-scale concentrator, colossal coal homework botanical herb, combined with
gently the high concrete weed, mining fitness equipment, which often submit
increased principles, some sort of important to be able to attend to dimensions,
Make Your Mind Up below-time saving, terrific action of one's-preserving
infrastructure.
In recent years, mining machinery mining company workers, according to the
needs of the work environment, more focus on efficiency, energy saving,
environmental protection equipment R & D and production. Shanghai World
states in the crusher for mining, milling machines and sand making machine and
other major equipment development and particular attention this time of
manufacture. Shanghai World states set for customer mobile crushing plant, MTW
European ladder mill, VSI5X impact
crusher and other equipment, is the use of international advanced
technology, combined with the actual situation in the domestic mining industry
developed highly efficient energy-saving environmental protection equipment, is
also the current the industry's most needed products. High Efficiency Energy
Saving World State mobile
crusher station in the production, marked with independent intellectual
property rights and have a high technical level of the mobile crushing equipment
in the country was born, the technology to fill China's high-end mobile crushing
equipment blank Such devices have been internally rewritten the history of
dependence on imports, while domestic mobile crushing equipment to create a new
era of export.
Exploration systems creating group beneath direction regarding state rule
reforms to hurry within quickness together with business science, coordinate
development in order to exchange realistic price ., part in choices, needs in
the market to improve product assembly, spot, step-up sales revenue to make sure
you even more a long time-search term development. Offfering output and as well
sourcing level of expertise, installation in the birthday gift qualified and
creative natural ability of the business entity, the agency assembled a market
competitiveness with opportunity associated with the contemporary mining Jixie
home business clubs, to produce energy levels-saving general insurance policy
coverage for your mining components to attenuate the most important exploration
among visitors threat and therefore trading like place that will exploration
systems company within just Asia give rise to the increase.
Current China construction industry unfolds in all directions
By the international financial crisis, steel, etc. Metallurgy Impact of price
volatility in the industry, too much advantage of metallurgical machinery
manufacturing, and other hard hit areas. Ideas determine, the depth and breadth
of emancipating the mind, determine the quality and speed of enterprise
development. It is based on the international financial crisis brought about by
the change, a major adjustment, and development of a profound understanding of
the early heavy layout, and proposed the 'Four Abilities, four changes to
achieve' development ideas. 'Four capacity' refers to the 'capability of
independent innovation, meticulous management, risk control, harmony-building
capacity.' 'Four Changes' refers to 'the traditional areas of the main changes
to the diversification of products, mainly from the domestic market to both
international and domestic market changes, production from the traditional to
the new service-oriented manufacturer of the manufacturer, and from a scale pull
transition to innovation-driven growth. ' 'Independent innovation', and 'product
diversification' are mentioned in the first place.
In withstand international Financial Crisis, the impact of the traditional
machinery manufacturing industry, the development of a new industry to seize the
strategic high ground of the tide is flowing too. 27, the reporter learned from
the heavy group, the first quarter of this year, the Group's main business
income of 3.054 billion yuan, up 45%. Group to accelerate the manufacture of
heavy machinery to clean Energy , Clean coal, Track Road transport, port
machinery, engineering machinery, five new areas, and its 'flagship' enterprise
Taiyuan Heavy Industry on Steel The proportion of industry orders have been from
a peak of more than 70% down to the present 50%.
Currently too Tianjin Port Group is speeding up base, tons of press, steel
wheels new park construction, speed up the port machinery, engineering
machinery, rail transportation and other fields of industrial development speed;
efforts to achieve large-scale Taiyuan Heavy Industry Excavator , Wind power
products and nuclear products, and heavy coal-washing equipment, machine
independent production, with a specialization drives plate quickly become bigger
and stronger. ''12 5' end, we propose, too heavy to achieve Group sales of 30
billion strategic objectives.' Heavy group deputy chairman and general manager
of the public record, said Wang. Meanwhile, the international financial crisis
has strengthened too much of people's international strategy: only integrate
into the international market, absorb the international advanced concepts,
technology and management experience to full integration with the world, to
create an international enterprise groups. Today, in India, Vietnam, Brazil,
Chile, Peru and other emerging developing countries, 'too' brand metallurgy,
mining machinery and other products already have a strong competitive edge.
Asia, Africa, South America and other continents of the emerging developing
countries, who will be too heavy build 'the world too,' the main
battlefield.
Chinese resource-based industry helps the development of crusher machine
China's resource-based industry has long been dominated by extensive
development, exploitation of high cost low, the current number of Chinese mining
enterprises and distributed, industry concentration is too low, large-scale
backbone enterprises lack sufficient market power, resulting in the Chinese
mining enterprises in the international There is not enough voice.
Timely introduction of national policy, vigorously push forward the pace of
mining enterprises to speed up mergers and acquisitions, Ministry of Land and 12
other central ministries and commissions jointly issued the 'further promote the
development of mineral resources on the integration of the notice,' hereinafter
referred to as 'notice', requiring provinces and regions City speed up the
integration of mineral resources, integration of minerals including coal, iron,
manganese, copper, aluminum, lead, zinc, molybdenum, gold, tungsten, tin,
antimony, rare-earth, phosphorus, potassium and other important minerals. The
industry believes that this marks the integration of mineral resources into the
fast lane. The integration of coal resources in Shanxi which is the resource
integration of a miniature tide.
Influx of private capital competing state support to encourage the 'railway,
highway base,' the industry is bound to the crusher, sand making industry to
bring a huge opportunity for development. In fact, before the state 4 trillion
from the economic stimulus plan has to have begun in the state for road
transport, urban construction and infrastructure investment is to spare no
effort in policy is also strongly supported. Investment plans in the 4 trillion
during the early to see the opportunity to join the aggregate production of
entrepreneurs have earned pours. The inclination in this direction of national
policy Youxiang, with a keen business sense of smell of private capital will not
let this opportunity, therefore, crusher, sand making industry will usher in a
great development opportunities.
To develop railways, highways, strong beam and other basic equipment, the
biggest demand is high-quality gravel aggregate. A general infrastructure
projects, if less material can be purchase directly from small sand quarry, but
the long duration, engineering supplies and more, need to establish a dedicated
production base of gravel, sand and gravel materials specifically to meet the
demand for high-speed road sand stone. Generally invest in a gravel quarry, the
system consists of coarse crushed gravel workshop (including the transfer bar
screening), screening plant, the crushed plant, sand plant, check the screening
workshop and semi stockpile, windrow adjustment, finished aggregate yard, the
control system and its auxiliary facilities, etc..
We portable crushers can also preserve ecological environment
Mining 13ed September, National large-scale modernized coal preparation plant
company set up sit-meeting in Yinchuan city, Ningxia. This is the first
professional meeting in washing & separating processing hold by coal field
in the latest 10 years. It will widely summarize experience from large-scale
modernized coal preparation company, and improve coal producing and the way of
using. In this way, it will set up a ecological green mining concept of coal
mining and construction. Vigorously develop coal washing and processing, promote
cleaning and high efficiency using of coal and energy conservation and emission
reduction.
Along with the growth of coal preparing scale, the developing on high coal
ash, high sulfur coal, low coat coal, especially brown coal becomes much more
serious. It needs separator adn processing equipments more and more urgently.
Related technology and equipments develop so slow that is cannot meet the demand
of development. In order to promote coal washing and crushing going smoothly,
increase production of coal crushing and improve implement of energy
conservation and emission reduction, Henan Hongxing Machinery developed large
scale coal separating, washing and crushing equipment. Large scale jaw crusher and mobile crusher in coal crushing
and separating are with advanced technology, high efficiency, and environmental
protection. Environment worsening day by day and waste of mess, those caused by
mining is an issue now. It not only damages environment, but cannot make full
use of the mineral resource.
Based on large scale crushing equipment, energy conservation can go smoothly,
and improve comprehensive utilization of coal in a irrepealable role. In these
regards, Hongxing mobile
crushing station makes benefit in making full use of mineral resource,
especially in coal preparation. Integration plant work in a mine as a whole.
Large scale jaw crusher, impact crusher, cone crusher, feeder,
vibrating screen,
etc work independently. At the same time deal with the waste in processing,
effectively reduce the damage of environment pollution.
Under the restructuring of national mining machinery we also make changes
In recent years, according to structure adjustment of the national mining
machinery and the upgrade requirements of the transformation, Henan Hongxing
Machinery identifies new development strategy, adhere to the independent
innovation, upgrade, deep conversion, circulation development, deepen reform,
promote technology innovation, technology upgrading, upgrade the optimization
and upgrading of products, enterprise development and upgrade cluster of
upgrades, to make the first brand mining machinery in China and even the
world.
Firstly, to adhere to the independent innovation as the core. To make new
technology research on crushing and development platform. To make form of
incentive mechanism ti attract talents cultivation. To promote mine machinery
manufacturing enterprise to master key technologies and enhance the ability of
independent innovation.
Secondly, to adhere to developing advanced mining machinery manufacturing
industry as the main purpose. To promote jaw crusher, impactor crusher, mobile crusher, cone crusher, the sand making machine, etc
advantage industry. To speed up development, accelerate the each link of
information, industrialization fusion of mining machinery crusher in r&d,
manufacturing, marketing service, etc.
Thirdly, to adhered to base on the major projects, supported by large
projects make Xiazhou Machinery influent large area on crushing. To drive the
crushing industry into speeding up further engineering construction industry.
Fourthly, to insist to promote the adjustment of industrial structure as the
key to produce a group of new energy-saving environmental protection crusher
with strong core competitiveness, the leading product advantage prominent and
with the international competitiveness.
To speed up the ascension key technology research and development level of
mine crusher, conquer mining machinery key areas' core technology, it's the main
task and the key of '10-25' mining machinery upgrading. Focusing on the
independent innovation, and increases the competitive advantage, speeds up the
innovation and development of high-end mining machinery manufacturing industry.
It is an important transformation way to make Hongxing Machinery go further.
New technology applied in controlling flotation machine
Nowadays, the advanced flotation machine
adopts fully automatic control system. This system can be used in flotation of
metallic minerals and nonmetallic minerals. It mainly controls the concentration
of flotation slurry, reagent added volume and the liquid level of flotation
tank, and aims to improve the grade and recovery ratio of flotation concentrate,
as well as reduce production costs.
Flotation machines constitute the basic equipment for useful minerals
recovery from non-ferrous ores and other raw materials by flotation. It is
applicable for separating non-ferrous metal, black metal, noble metal, non-metal
mineral, raw body and materials of chemical industry, which are subject to
coarse separation, swept separation and flotation, so the useful ore are
reclaimed.
Adjust the flow of filling value through detecting the concentration and flow
of feeding slurry, stabilize the concentration of flotation slurry within the
setting value, accurately control the additional dosage according to different
requirements in different flotation stages; adopt inverse system method to
control the liquid level of flotation machine and decide the scraping amount of
flotation froth according to thechnological design, control water supplement
amount during intermediate process according to liquid level, detect the running
status of data analysis according to online grade for timely adjustment of
technological indexes.
The floatation machine impeller has a problem of air suction which has to
rely on external fan to force the air blown in. Advanced instruments are used in
mineral processing,which measure,regulate and control air flow of SF flotation
machine.In this way,automatic control of flotation aeration rate is
achieved,which optimize the amount and dispersity of the air entering into
flotation tank and effectively increases contact rate of bubbles and mineral
particles,so that mineral indicators are stabilized.
The stock news of 2010 in Mining Machinery Industry
With the growth in the mining industry in recent years, demand for high-end
and cost-effective mining machineries is looking promising. The mining sector
has been expanding at a 3% to 4% rate yearly, and this growth is expected to
continue in many of the key mining regions of the world with India, China,
Australia and Brazil pushing the tempo. India's new mining policy, which has
been delayed for almost two years, is seen by a number of industry experts as a
boost to the mining sector as it will significantly reduce administrative delays
for issuance of new mining leases from the Indian federal government. These
positives in the global mining sector are boding well for heavy machinery
companies.
A few companies that have been making impressive strides in this space are
Joy Global Inc. (NASDAQ: JOYG), Bucyrus, Hitachi Construction Machinery and
Komatsu. Joy Global has recently pulverized Wall Street analysts' estimates in
its most recent quarter with equipment orders on an uptrend at 43%. Driven by
the boom in the mining sector, Caterpillar Inc. (NYSE: CAT), which has a
diversified portfolio of products, is working on the development of a new line
of mining shovels. These new monster machineries will be available in 2011 and
will be in direct competition with mining shovels from Bucyrus and Jay Global.
Caterpillar is forging ahead to expand its grip on the mining industry worldwide
as it announced an investment worth close to $700 million to begin manufacturing
the new range of 125-ton to 800-ton mining shovel models and boost production of
its trucks.
Competition promises to be fierce in the next few years amongst the titans of
this industry as they literally will be sending giants to fight for market
control. Whilst growth in demand for mining equipments and machineries is
anticipated to soar by almost 5% on a yearly basis for the next 2 to 3 years,
there is also some fear that the cyclical nature of the mining sector can impact
some of the players that are focus mainly in the mining machinery
industry.
What do you think of future mining machinery industry
Global demand to increase over 4% yearly through 2013. Global demand for
mining equipment is projected to increase over four percent per year through
2013 to exceed $60 billion. Despite a sluggish outlook in the shorter term,
recovery is expected in the mining industry due to rising demand for commodities
such as iron ore and copper. In addition, the ongoing global thirst for energy
will boost global coal output. China and India will be leading sources of mining
equipment demand. However, just as importantly, these nations will continue to
fuel demand for mined products throughout the world, thereby providing
opportunities for machinery producers.
Developing areas to exhibit above-average growth
Eastern Europe, with extensive mineable resources, is projected to exhibit
above average growth in mining equipment demand, along with developing areas of
Asia, the Africa/Mideast region and Latin America, with the mature markets of
Western Europe and North America trailing. Within the latter two regions,
however, are some fairly notable global mining powers, including the US and
Canada, each with an abundance of natural resources; and Germany, which is a
major source of coal.
Asian markets now dominate other regions
China has shown strong growth in mining equipment demand, a direct result of
investment in its local mining industry. For example, coal output more than
doubled from 1998 to 2008, reflecting the nations intense need for energy. China
is also a major source of commodities such as iron ore and bauxite. China has
quickly emerged as the worlds largest producer of mining equipment, due in large
part to the nations growing mining industry. The other largest producers of
mining equipment are generally found in the United States and the industrialized
nations of Western Europe. Such countries have a long history and extensive
expertise in the development of capital equipment industries of all types, which
many have leveraged in mining machinery.
In addition to outer skin factor and the coefficient of rock, we need
consider the following production conditions:
1. Deposits in the vicinity of the transport sub-lines and the location of
branch. In this part of the quarry should be clarified by the possible routes
that out of the product. When explore the quarry, in any case, must explain the
Road traffic performance in the period of whole year, artificial constructs of
state, the need for the construction of new extension and the measures to
improve existing roads.
2. The possibility of construction in whole year, for the river side or in
the vicinity of the river deposits, we should consider that whether mining site
is in dangerous when inundation, this is particularly important.
3. Preparatory work before mining deposits, the possibility of using local
trees in following construction.
4. If there is a places to be the scrap yard which nearby the mineral
deposit. During the exploring time, we should measure the landform that can be
the scrap yard.
5. The information about the electric power source and availability of local
fuel data.
6. If any Local producers like machinery company can be used.
7. The information about the electric power source and availability of local
fuel data.
If there is residential area and its characteristics that nearby the mineral
deposit, and the possibility of involvement of local residents to participate in
the quarry work.
Iron is the worlds most commonly used metal steel, of which iron ore is
the key ingredient, represents almost 95% of all metal used per year. It is used
primarily in structural engineering applications and in maritime purposes,
automobiles, and general industrial applications.
Iron-rich rocks are common worldwide, but ore-grade commercial mining
operations are dominated by the countries listed in the table aside. The major
constraint to economics for iron ore deposits is not necessarily the grade or
size of the deposits, because it is not particularly hard to geologically prove
enough tonnage of the rocks exist. The main constraint is the position of the
iron ore relative to market, the cost of rail infrastructure to get it to market
and the energy cost required to do so.
Over the last 40 years, iron ore prices have been set by a so-called
benchmark system , between miners and steelmakers. In recent years, the
benchmark system has begun to break down, with some miners pushing for their
customers to use the spot market, and negotiations with the largest buyer,
China, causing friction. As the spot market has grown in size and importance,
financial hedging instruments such as iron ore swaps have emerged.
Iron ore reserves at present seem quite vast, but some are starting to
suggest that the maths of continual exponential increase in consumption can even
make this resource seem quite finite. The iron ore quarry mining process is
complicated process and need many mining equipment. Through the mining process
iron ore boulders are turned into all sizes of materials. The blasting process
is the first step determining what needs to be accomplished next. Rock hammers,
drop balls, primary crushers,
and gyratory crushers all contribute to the iron ore mining process. Coarse
materials are sent by belt conveyer to the iron ore crushing plant or iron ore
grinding plant for additional crushing, grinding and sizing. The mine stockpiles
different sizes of iron ore materials for their customers.
Iron ore coarse portable series mobile crushing plant is a new type of stone
crushing equipment, which expands the concept field in coarse crushing. Based on
the clients requirements, Portable series mobile crushing plant take the
problem like the crushing place, surroundings brought as the priority work. This
series mobile crushing plant really supply simpler, higher efficient ,lower cost
machines for clients.And the iron ore Portable series Mobile Crusher plant inludes :Jaw Crusher series ,Impact Crusher series ,portable crusher series
.And this kind of iron ore crushing plant features low operation cost and high
efficient.
Aspects that cloud grinding machine's price and performance
There is a specific operating speed for most efficient grinding. At a certain
point, controlled by the Mill speed, the load nearest the wall of the cylinder
breaks free and it is so quickly followed by other sections in the top curves as
to form a cascading, sliding stream containing several layers of balls separated
by material of varying thickness. Grinding Mill Price, the grinding influencing
factor said broadly, stave process influencing factor including material nature,
detritus equipment performance and operating condition.
One: Material nature kind of influencing factor mainly
includes the material the degree of hardness, density, the average gradings and
structures, water content, silt carrying capacity. The material degree of
hardness is bigger, not easy stave; The density of material is bigger, is bigger
according to the equipment handling ability that giving the material counts;
When the greatest granularity of material is certain, the average gradings are
thinner, needs the breaking work load to be less; The structure relaxation and
jointing growth good material is easy, but the watery and silt carrying capacity
big material are easy to cake, when is serious will cause the stave cavity
jamming.
Two: Detritus equipment performance kind of influencing
factor mainly includes the type, specification and the dump mouth equipment and
gnaws the angle. The type and specification of detritus equipment are to decide
it whether to satisfy the specific work request the first condition, thus when
the choice detritus equipment, must first act according to treats the broken
material the nature and quantity, determined that uses any type the equipment
and specification. On a concrete equipment, the dump mouths size in fact is
deciding its work quality and productivity. When the throat is over sized,
majority of materials without stave through dump mouth, thus makes the
productivity very big, but the reduction ratio is small;
Otherwise, when the dump mouth is too small, although the reduction ratio
will increase notably, but the productivity of equipment actually therefore
seriously drops. The when gnawing angle of detritus equipment is to refer to
being caught in the pincers of material block, the included angle between stave
working part surfaces, usually indicated with mark a. When according to this
definition, the gnawing angle of jaw breaker is being caught in the
pincers of material block, moves the jaw with deciding the included angle
between jaws, but the gnawing angle of roller breaker is to refer to the
included angle between material blocks and two roller surface contact tangents.
The detritus equipment gnawed a jiao size to decide directly whether the stave
process can carry on safely smoothly, was a very important equipment operational
parameter.
Three: Operating condition influence grinding process
operating condition mainly to material the work form of condition and detritus
equipment. Continuously evenly to the material both can guarantee that the
production normally is conducted, and can sharpen the productivity and working
efficiency of equipment. In addition, when the close up is stave, the
productivity of breaker may increase 15% 40%.
Ways to solve unstable factors and improve the function of Vibrating Screen
Vibrating screen
in line with crushig equipment , screening equipment for the mine. Vibrating
screen will appear in the course of many unstable factors, here we propose
several ways to improve screening efficiency, a direct impact on the shaker
quantity, hoping to help the majority of the shaker to the user, to effectively
solve your problem screening equipment .
In the stone processing, vibrating screen and crusher are often supporting
the use. But many unstable factors will appear in the course of using. Now we
propose several ways to improve screening efficiency. Vibrating screen has a
direct impact on capacity, so we hope to help the majority of the vibrating
screen users, to solve your problem.
1. To improve the hole sieve rate, a high percentage of open area will help
to improve screening effectiveness; usually the rate of welded stainless steel
sieve hole could be high.
2. Adjustment of the feed means that the material will be feeding along the
entire screen, to be sure to make full use of screen surface;
3. To reduce the rate of screen surface plug. You can consider the sieve
plate with self-cleaning. such as the spring rod surface or mesh screen added
the following anti-clogging device.
4. If Conditional, you can consider adjusting the inclination of sieve
machine, the appropriate angle helps to reduce the material thickness, to
achieve a thin layer of screening material.
5. If conditional, wet sieving, which is improved the most effective means of
screening.
6. For Vibrating Feeder
you can consider adjusting the weight to improve screening effectiveness.
7. For dry sieving, it is necessary to strictly control the feed water, when
the moisture is high, screening could be considered ingredients.
8. If conditional, the feed side can increase the fixed screen, for coarse
sieve.
Henan Hongxing vibrating screen are produced by use of boiler plate cold
riveting technology and driven by eccentric shaft. Comparing with the
traditional linear vibrating screen, it has advantage of reliable struction, the
high rate of screening, sturdy and durable, convenient maintenance. Especially
for mining, building materials, transportation, energy and chemical products, it
can do an effective even classification.
Suggestions and warnings when operating the Crusher
Before working on any equipment, attach warning tags directly to the machine,
near the controls.
Dress Properly
1. Keep hands and clothing away from moving parts. Do not take chances by
wearing loose sleeves, floppy ties, watches and rings.
2. Wear eye protection when handing fuel, cleaning fluid, oil or brake fluid.
These materials can damage your eyes.
3. Wear a respirator when required.
4. Wear safety glasses when drilling, grinding or hamming metal.
5. Keep your pockets free of objects which can fall out and into
machinery.
6. Wear a hard hat and safety shoes, when required.
7. Wear gloves to protect your hands when changing cables.
8. Wear safety glasses and protective clothing when using high pressure
air.
9. Wear safety goggles and protective clothing when handling molten metals;
zinc, babbitt, lead, etc.
10. Wear ear protective devices when required or reduce exposure time as
required.
Alcoholic Beverage And Medication
1. Do NOT consume alcoholic beverages before coming to work or while on the
job.
2. Beware of medicines, tranquilizers or other drugs which can make you
sleepy or less alert.
Keep Your Work Area Clean
1. Promote good housekeeping. Keep the floor clean and dry, free of debris
and tools. Oily and wet floors, steps and hand rails are slippery. In winter
watch out for ice and snow. Wet spots, especially near electrical equipment, are
dangerous.
2. Do NOT let material lay and build up on or around the equipment.
3. Store dangerous fluids in a suitable place away from unauthorized
personnel. Allow no smoking in the area!
4. Never start a diesel or gasoline engine within an enclosed area unless
there is adequate ventilation. Exhaust fumes can kill.
Perform Maintenance Work Safety
1. Use the proper tools; handle tools and heavy parts sensibly.
2. Keep all tools and equipment free of dirt, oil and grease. Do not drop
toss them.
3. Use hoisting equipment for heavy lifting.
4. Lower parts, do not drop them.
5. To prevent slipping, wipe hand levers and knobs clean of oil or
grease.
6. Do not use sheaves with cracked rims or spokes.
7. Check for missing, cracked or frayed V-belts before you operate
equipment.
8. Check for broken, defective or missing parts and replace them. Keep
equipment clean and free of dirt and oil so you can spot loose or defective
parts.
9. When using cables to move a load, be sure cables are of adequate size and
replace any worn, badly frayed, broken or kinked ones. Check end connections for
wear.
Be Aware Of Fire Hazards
1. Do NOT smoke while refuelling or when handling fuel containers.
2. Shut off your engine when refuelling and use extra caution if engine is
hot.
3. When pouring fuel into the tank, ground the funnel or spot against the
filler neck to avoid static electric spark.
4. Do NOT use gasoline or diesel fuel for cleaning parts. Good commercial,
non-flammable solvents are safer.
5. Do NOT smoke while using cleaning solvents.
6. Do NOT let greasy, oily rags accumulate in a poorly ventilated area. Store
oily rags and other combustible material in a safe place.
7. Never use an open flame to check fuel, battery electrolyte, or coolant
levels ... or to look for hydraulic leaks anywhere on the equipment. Use a
flashlight!
8. Know where fire extinguishers are kept and how they operate and for
what type of fire. Check regularly at least monthly to be sure they are in
good working condition.
Equipment for the most abundant crust material in earth - Silica
Second and then oxygen, silicon is easily the most abundant take into account
Earths crust. It is found in rocks, sand, clays and soils, along with either
oxygen as silicon dioxide, or with oxygen as well as other elements as
silicates. Silicons compounds will also be found in water, within the
atmosphere, in several plants, as well as in certain animals.
Large silica stone( input dimensions are greater than 40mm) is transported to
jaw crusher via vibrating feeder for primary crushing. Then a crushed materials
are screened out into many different types with a vibrating screen. The stone
with satisfied dimension is transported to sand automatic washer, while the rest
will probably be back to jaw crusher or cone crusher for breaking again. When
from the role of sand making machine, the ultimate products artificial sand is
formed. After washing in sand
washers, the pure sand meeting your requirement is produced.
Sand making machine is utilized for silica sand manufacturing process, and
power from various minerals. It is utilized in fine and medium size crushing of
coarse material, rocks, stones, minerals, building aggregate concrete and other
material. SBM Sand making machines are of high efficiency and high performance
crusher, lower in maintenance and low operating cost.
Variety of Mining Processing Machinery play their roles
In extractive metallurgy, mineral processing, also called mineral dressing or
ore dressing, is the procedure of separating commercially valuable minerals
using their ores. Mining Processing Machinery include crushing
equipment,grinding equipment,Gravity machine, flotation machine and Magnetic
separation
Ahead of the advent of heavy machinery the raw ore was split up using hammers
wielded by hand, a procedure called spalling. In a short time, mechanical
means put together to achieve this. For example, stamp mills were chosen for
Samarkand as early as 973. These were also being used in medieval Persia. By the
11th century, stamp mills were in widespread use through the entire medieval
Islamic world, from Islamic Spain and North Africa in the western world to
Central Asia inside the east. A later example was the Cornish stamps, that
includes a series of iron hammers mounted in a vertical frame, raised by cams on
the shaft of a waterwheel and falling about the ore under gravity.
The easiest method of separating ore from gangue contains the selecting the
individual crystals of each and every. This can be a very tedious process,
particularly when the person particles are small. Another comparatively simple
method depends on the various minerals having different densities, causing them
to collect in different places: metallic minerals (being heavier) will give up
of suspension quicker than lighter ones, that is carried further by way of a
stream of water. The process of panning and sifting for gold uses both these
methods. Various devices known as buddles were chosen to consider good thing
about this property.
Dryer can be used for drying materials with humidity or granularity in the
industries of mineral dressing, building material, metallurgy and chemical.
Rotating dryer can be utilized for drying many kinds of materials along with
convenient and reliable operation.
This machine is principally found in ore selecting, building materials,
metallurgy and chemicals to dry the types of materials with certain moisture and
size. The rotary drier includes a strong adaptability which could dry many
different types of materials having a simple operation method and security
trait, so it is traditionally used.
Ball mill is surely an
efficient tool for grinding many materials into fine powder. The Ball mill is
utilized to grind many kinds of mine as well as other materials, or select the
mine. It is traditionally used in building material, chemical industry, etc.
There are 2 means of grinding: the dry process as well as the wet process. It
may be split into tabular type and flowing type in accordance with various forms
of discharging material.
Magnetic Separator can
separate the raw materials with various magnetic rigidities. The device works
beneath the magnetic force and machine force. Magnetic Separators are designed
to recover ferromagnetic materials. The separators are available in designs and
sizes to provide solutions for many applications. The center of every separator
will be the magnetic system with its unique design, with a proven record of high
efficiency. The Magnetic Separators can be found in cyclic design with process
vessel diameters from 220 mm to three,050 mm.
To crush quartz and other ballast with our crushing plant
Quartz Mining Equipment
Quartz mining requires various machineries and equipments for processing the
raw materials. Quartz mining equipment is the main equipment during quartz
processing plant and can be used for producing small scale crushing quartz and
large scale crushing quartz etc. Our quartz mining equipments include crusher
equipment, silica and equipment, silica sand production line, ball mill. We use quartz crushers
for crushing ordinary quartz sand, in order to get high purity quartz sand or
fine quartz sand, the ball mill is a key piece of equipment for grinding crushed
materials, and it is widely used in production lines for powders.
Rock hammers, drop balls, primary crushers, and gyratory
crushers all contribute to the quartz mining process. When asked the maximum
particle size of the final product of 0.2 ~ 0.15mm (or 60% to 79% -200 mesh),
generally used a grinding process. Small factories, in order to simplify the
process and device configuration, when the grinding fineness required 80% -200
mesh, we also used a grinding process. Two outstanding advantages of grinding
can be smaller products, in different sections coarse grinding and fine
grinding, especially for stage process.
Mobile crushing and screening plant set up a new range of business
opportunities for coarse and fine crushing. So it is used widely in quarry for
crshing all kinds of stones such as limestone, granite, bauxite, basalt to get
aggregate, gravel, and artificial sand. Mobile crushing and screening plant is
also used in Metal Ore Mining and energy utilization, such as mobile ore
crusher, mobile coal crusher, mobile gold ore crusher and other mobile crushing
and screening plants.
Stone crushing equipment or rock crushing equipment is the other name of stone crusher or rock crusher which is used for
crushing stone and rocks in quarry plants. Granite crushing plant is complete
set of crushing equipment including vibrating feeder, jaw crusher, impact crusher, cone crusher (optional), vibrating screen, conveyor belt
etc. According to the granite crushing process, we can supply you granite
crusher, granite grinding machine, granite processing equipments with low cost
and high quality in grainte mining industry.
Making well operation of mining equipment needs various operation skills
There are many important ores and medals deep inside the earth. The only way
to get them out is through extensive mining. Mining is a back breaking, grueling
process. Mining machines have helped to streamline mining by speeding up the
process and creating safer working conditions. Mining machine operators run
these machines and keep them working properly and efficiently. Many skills must
be mastered before becoming a mining machine operator.
Physical Skills
Even though mining machines are designed to lighten some of the physical load
of mining, a mining machine operator must possess advanced physical skills. He
must be able to move multiple limbs at any given time. For example, he may need
one hand to steer the machine, another hand to control the digging apparatus and
one foot to press the gas pedal. He must have steady arms and hands. Shaky hands
at the controls can cause sudden jerking motions that could contribute to
accidents in a mining situation. They must also have good reaction time in case
of a sudden dangerous situation. In these cases, depth perception, hearing
sensitivity and far vision are also essential. These skills help to spot and
avoid problem situations before they occur.
Mechanical Skills
A mining machine operator must have advanced mechanical skills. He must be
able to operate the controls of his machine precisely and quickly. A minor
mistake with advanced mining equipment could cause potentially dangerous
accidents. He must be able to quickly pick up techniques on the controls of
multiple mining machines. She must be able to intuitively pick up on any
training necessary for the job. Miners must have a deep knowledge of their
machines and the tools necessary to run and repair them. Quick repairs may have
to be done on the fly, and mining machine operators must be able to spot these
repairs and do them quickly, yet effectively.
Other Skills
Besides physical and mechanical skills, a mining machine operator must
possess a wide range of knowledge about mining and know how to apply this
knowledge. He must understand the raw materials he is mining in order to use the
best mining methods for that material. He must have deep knowledge of the laws,
regulations, precedents, agency rules and any other legal information regarding
mining and the operation of mining machinery. Public safety and security must
also be in his mind at all times. Training and education of other mining workers
are also skills vital to his job. He must understand how to run a business
effectively and how to be as efficient as possible to save his company
money.
A fertilizer spreader is a metal hopper with an adjustable trough underneath
for applying an even layer of fertilizer over lawns and gardens. Some spreaders
connect with a tow hitch to the back of a tractor. Smaller models have a handle
and wheels for pushing the spreader yourself. As with all garden tools, cleaning
your spreader after each use will prolong the life of the equipment and ensure
proper operation. A garden hose may be used, but a power washer works best.
1. Empty the hopper of all fertilizer, either by spreading the product on
your garden or lawn or removing the fertilizer and returning it to its storage
bag.
2. Open the hopper trough at the bottom of the spreader so water can run
through. Pull the lever on the side of the spreader to open the trough.
3. Wash the spreader inside and out with a garden hose or power washer. The
power washer works faster to remove fertilizer particles that may have dried and
hardened on the equipment.
4. Wipe down the spreader with old towels to remove excess water, and allow
the equipment to air dry completely.
5. Pour machine oil on an old towel to wipe down metal parts, concentrating
especially on the hinge mechanism at the bottom of the spreader trough.
With the development of industry, coal ash with processing and utilization
has expanded largely, and the large-sized vertical mill must become the first
choice for the future coal ash processing industry. Fine ash collected in the
ash air burned by coal is called coal ash, which is the main ejection of solid
waste. Plus according to the technological development of mill, large-size
grinding mill can achieve the way of one-time micro-powder processing. After the
grinding, the coal ash has the characteristic of fineness, epigranular,
surfactivity, which can save a lot of cement material when adulteration in the
concrete cement to increase the plasticity and stability of concrete cement.
Even there is a standard of 8% of coal ash into the different clinker to make
finished cement. Whats more, coal ash has been widely used into concrete
additive, hollow brick, ceramics and padding material in building
construction.
With the boarder utilization of coal ash, the correspond coal ash technology
has a higher requirement, with the traditional Raymond mill, ball mill cannot satisfy the
demand of handling capacity and fineness so the new type of vertical mill, high
pressure suspension mill and high pressure micro mill must become the mainstream
equipment with its newest technological achievements and convenient usage with
high efficiency.
