Coal Miner-manufacture,factory,supplier from China

The lnstitute has come up with the applicatior scenarios of the continuous miner based on the research on and field practice of the co ontinuous mining technology under various coal seam conditions in recent years.1. It is applicable to coal seams with buried de pth less than 500 m.2. It is applicable to coal seams with an inclinat tion of less than 10° and not exceeding 16° locally.3. It is applicable to medium hard coal seams v with medium stability on the roof and floor.4. lt is applicable to coal seams with a thickne ss of 2.0-5 m and a simple structure.5.

Designation and OverviewThe continuous miner is mainly used for mechanized short-wall mining in underground mines and rapid roadway tunneling. At present, the Company has presented products with various mining heights ranging from 1.3~2.5 m, 1.8~3.5 m，2.6~4.6 m to 3.3~5.5 m, so that the models may serve as complements for each other in terms of cutting height, thus almost covering all coal occurrence conditions in thin, medium, and thick coal seams, and meeting the production needs of major coal enterprises.

Bolter-miner is a newly developed multifunctional road header .Many technologies of this machine belong to the new leading and innovative technologies at home al and abroad, which represent the development trend of bolter-miners in China.

Technical features:1. The hopper volume of the feeder crusher is large and can store a certain amount of coal. And due to the relatively large instantaneous conveying capacity of the bolter-miner, the coal can be conveyed evenly after being buffered by the hopper of the traveling feed crusher. 2. The hydraulic system is powered by a plunger pump with load-sensitive feedback, pressure compensation and constant power control, which can save the energy consumption of the system, limit the maximum pressure of the system, and ensure that the system is not overloaded.

SC Series Shuttle Car Technical Features:1. The shuttle car is optional transportation equipment for mechanized short-wallmining face and serves as a support to the continuous miner. It is mainly used for short-wall mining faces, such as leftover coal recovery, residual coalrecovery and mining of coals under buildings, railways and water bodies that arenot suitable for long-wall mining. lt may also be used as a backup transportationtool for rapid roadway tunneling;2.

The wet dust removal system has the advantages of small equipment size, wide application range, convenient installation, easy maintenance, low installation cost and maintenance cost, etc. lt is mainly for dust removal of coal roadways and half-coal rock roadways with low dust concentration.

Technical features:1. lt is primarily used for cleansing floating coal and transporting coal or a small quantity of materials, etc. in the roadway of short-wall working face.2. Variable frequency velocity legislation gadget is adopted, which has the traits of massive beginning torque and sturdy overload capacity.3. Quick-change mechanism can comprehend rapid and handy alternative between work execution units.4. Articulated the front and rear frames and guidance by using hydraulic cylinder are adopted to facilitate operation.

EBZ220B cantilever road header is mainly used for the tunneling of the fully mechanized coal mine face, and mainly suitable for the construction of thin seam small section coal and half-coal rock roadway tunneling. The whole machine has the following characteristics:Technical features:1. The height of the whole machine is low, which can adapt to thin seam half-coalrock roadway tunneling. 2. lt adopts two-speed cutting, with large torque at low speed, fast speed, andhigh effciency of cutting; lt has good cutting stability and strong cutting ability.3.

Technical features1. It is mainly used for cleaning floating coal and transporting coal or a  small number of materials, etc. in the roadway of short-wall working face.2. Variable frequency speed regulation system is adopted, which has the characteristics of large starting torque and strong overload capacity.3. Quick-change mechanism can realize quick and convenient replacement between work execution units.4. Articulated front and rear frames and steering by hydraulic cylinder are adopted to facilitate operation.5.

SC Series Shuttle Car Application:1. Altitude: ≤ 2000 m;2. Ambient temperature:-10~+40°C;3.Humidity: ≤ 95% (+25°℃);4. The CH4, H2S and CO2 contents in the ambient air shall not exceed the safety values specifed in the Coal Mine Safety Code;5.

Technical features1. The whole machine is compact in structure, reasonable in arrangement, adjustable in height and width, and has strong adaptability to coal seam and roadway;2. The structure of the crusher adopts double protection of shear pins and speed sensors, which is safe and reliable; The crushing block degree can be adjusted; The optimized arrangement of cutting pick improves the crushing capacity and reduces the specific energy consumption; Cutting pick adopts hardening treatment technology to prolong the service life;3.

 EBZ160T cantilever road header is designed for the unknown geological conditions or the existence of dangerous sources (water, gas, etc.) in the mining process of coal mines. lt is a kind of all-in-one digging machine that integrates the functions of tunneling and advanced drilling construction.

5t Dump Truck Technical Parameters:S/NItemTechnical indicator1Rated capacity (kg)50002Complete vehicle kerb mass (kg)51003Overall dimensions of complete vehicle (mm)4950×2030×25004Minimum ground clearance (mm)1905Turning radius (outer) (m)7.56Maximum speed (km/h)367Maximum gradeability (°)148Rated power/rotation speed (kW/rpm)75/22005t Dump Truck Technical features:1.This vehicle is suitable for the transportation of underground operators like coal mine electromechanical preparation team and small materials.With good maneuverabillty, it may shorten the non-operation time and reduces transporta

Technical features:1. Full hydraulic braking system and multi-disc wet brake are adopted for service brake;2. Safety hub multi-disc wet brake is adopted for emergency/parking brake;3. Special chassis for underground coal mines and hydraulic power steering provide good maneuverability and excellent driving comfort;4. It can carry multiple personnel and materials at the same time.

EBH315Q Road Header:This model is an extra heavy duty rock roadway road header supported by the key project of China's 11th Five-Year Plan. Many of its technologies are new leading and innovative technologies at home and abroad, representing the development trend of road headers in China.The economical cutting hardness of this machine is f ≤ 10, locally f ≤ 12. lt is suitable for tunneling of various types of floor, half-coal rock and rock roadways, as well as railway, highway, hydraulic engineering and other tunnel construction.Technical features1.

“Drill when in doubt, frst drill and then tunnel”. EBZ220T cantilever road  header is designed for the unknown geological conditions or the existence of dangerous sources (water, gas, etc.) in the mining process of coal mines. lt is a kind of all-in-one digging machine that integrates the functions of tunneling and advanced drilling construction. The drilling machine carried bythis machine can effectively complete the advanced drilling constructiorwithin a certain range of the full mechanized mining face.Technical features:1.

Cases and effects of applications1.The number of supporting operators has been reduced from 15 in the past to 4 at present, a decrease of 73%2.The economic cost is saved by about 1.3 million yuan, and the labor cost can be saved by 800,000 yuan every year.3.The duct cable telescopic device completely replaces the traditional monorail crane form, dragging the cable manually is not needed, and the length of the cable is reduced by 75%.4.The coal mining effciency is increased by more than 10%, and the consumption of consumables such as sleeper is reduced by about 70%.Technical features1.

EBZ320 cantilever road header is a new type of extra heavy duty road header newly developed  mainly used for rock roadway tunneling.  Many technologies of this machine are new leading and innovative technologies at home and abroad, representing the development trend of road headers in China.  The machine is suitable for tunneling of coal mines with various types of floors, and can also be used for tunnel construction of railways, highways, and hydraulic engineering.Technical features:1.The machine adopts a fish-ridge split type transport mechanism with a high-efficiency in front

Roadway Repair Machine:The multifunctional roadway repair machine for coal mines is an effcient mechanized equipment for repairing deformed roadway. The machine breaks the rock by hydraulic quartering hammer, and then shovels the rock by track propulsion and scrapes the stone into its own scraper conveyor by bucket. The conveyor unloads the material into the tramcar, auto-dumper or other transfer equipment from the unloading end, and then supports the roadway by rock bolt and anchor cable through the bolt machine assembly, thus completing the expansion and support of the roadway.

1、Full wheel space of passenger and freight cars.2、Good highway and good or worse mixed pavement.规格层级推荐轮毂负荷指数速度级别断面宽(mm)外直径(mm)行驶面宽(mm)花纹深(mm)SizeP.R.Standard RimLoad IndexSpeed RatingSection widthOverall DiameteTread WidthTread Depth11.00R20188.0152/149K286108222017.0

1、Designed for tractor drive axle.2、Driving on medium and long distance good roads.规格层级推荐轮毂负荷指数速度级别断面宽(mm)外直径(mm)行驶面宽(mm)花纹深(mm)SizeP.RStandard RimLoad IndexSpeed RatingSection widthOverall DiameterTread WidthTread Depth385/65R22.52011.75160K389107230415.5

1、Card, Truck Full Wheel Position.2、National highway and high grade pavement.规格层级推荐轮毂负荷指数速度级别断面宽(mm)外直径(mm)行驶面宽(mm)花纹深(mm)SizeP.RStandard Rimload IndeSpeed RatingSection widthOverall DiameterTread WidthTread Depth10.00R20187.5149/146K275105221015.5

1、Designed for tractor force axle.2、Driving on medium and lengthy distance correct roads.规格层级推荐轮毂负荷指数速度级别断面宽(mm)外直径(mm)行驶面宽(mm)花纹深(mm)SizeP.R.Standard RimLoad IndexSpeed RatincSection widthOverall DiameterTread WidthTread Depth425/65R22.52013.00164K422112434616.0

Shaan Automobile Parts Welding Shaft Rear Bearingwelding technology Connection of axesRear bearing installationBearing FixationWelding StrengthFit between shaft and bearingwelding quality Bearing performanceWelding PointsStability of the axisRear bearing maintenancewelding technique Bearing lubricationAxis accuracyRear bearing lifeWelding defectsRotation of the shaftBearing seal