Belt group tensioning mechanism of large mine crusher

MJ Series Jaw Crusher

MJ Series Jaw Crusher

MJ series jaw crusher is mainly used as a coarse crushing crusher. Its purpose is to crush rocks into smaller particle sizes for subsequent processing…

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MC Series Single-Cylinder Hydraulic Cone Crusher

MC Series Single-Cylinder Hydraulic Cone Crusher

MC series single cylinder hydraulic cone crusher is used in secondary and fine crushing operations. It is widely used in metallurgy, construction, highway,…

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ML Series Vertical Shaft Impact Crusher

ML Series Vertical Shaft Impact Crusher

Vertical shaft impact crusher is often used in the final crushing circuit. Due to the ability to produce fine-grained final products, ML series vertical…

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MD Series Multi-Cylinder Hydraulic Cone Crusher

MD Series Multi-Cylinder Hydraulic Cone Crusher

MD series multi-cylinder hydraulic cone crusher is used in the second and third stages of mineral processing and stone crushing, as well as the superfine…

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MF Series Fixed Shaft Circular Vibrating Screen

MF Series Fixed Shaft Circular Vibrating Screen

In order to eliminate the phenomenon of unbalanced vibration, unstable amplitude, on/off bounce, poor screening effect, and cracking of the screen box…

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MGD Series Vibrating Feeder

MGD Series Vibrating Feeder

MGD series vibrating feeder is designed for ultra-heavy working conditions and is suitable for feeding materials to primary jaw crushers, primary impact…

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MGB series hopper discharge feeder

MGB series hopper discharge feeder

MGB series hopper discharge feeder is mainly used for the uniform, quantitative and automatic control of under-silo feeding of bulk materials.…

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MZA/K Series Circular Vibrating Screen

MZA/K Series Circular Vibrating Screen

MZA/K series circular vibrating screen produced by Meilan has an axis-eccentric circular vibrating screen, which can be used for dry and wet classification…

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  • OBORTS Company, Opposite the residence of old General Mambou, Near Dragage, Bastos, Yaoundé, Cameroon
    Email: [email protected]


    mechanism used.Based on the mechanism used crushers are of three types namely Cone crusher,Jaw crusher and Impact crusher. Our objective is to design various components of an Impact crusher like drive mechanism, shaft, rotor ,hammers, casing ,feed and discharge mechanism which will be useful in minimizing weight, cost and maximizing the capacity.

  • Poly V belt : Power transmission belt for Industry

    As a drive belt, the Hutchinson Poly V belt is able to cover a large engine range from light duty to heavy duty machineries (Fitness equipment, gardening, HVAC, Industrial Engines, Energy, Pumps, Mines and Quarries). Compactness. The Poly V has been designed with a larger contact surface area than V belts or flat belts with a single cord.

  • (PDF) Calculation of tension force of belt conveyor

    It shows a general scheme of the structure of a belt conveyor with the use of a elastic belt and a mechanical fastener, in which the following can be distinguished: 1-mechanical fastener, 2-drive

  • WO2014139708A1 - Crusher belt tensioning apparatus

    Crasher belt tensioning apparatus for mounting at a crusher and in particular a mobile crushing unit. The belt tensioning assembly comprises a base frame that mounts a moveable swing arm via a

  • Designing of Chain Drive Mechanism 1

    with Large Impact Press, Crusher, Construction and mining machinery, Vibrator, Oil well digger, Rubber mixer, Roll, Rollgang, General machinery with reverse or impact load x1.5 x1.4 1.7 [Technical Data] Designing of Chain Drive Mechanism 1 3503 3504

  • Mobile Mining Crusher Product Overview

    Belt speed up to 2.4 m/s up to 467 ft/min Belt width 2400 mm 94.5 in Inclination Up to 14 degrees / Down 5 degrees Slewing Angle .+/-55° from within line of plant 2 Joy Global P&H 4170C Mobile Mining Crusher Product Overview Jib Crane

  • Trio® - Weir Brands - The Weir Group

    Engineered for the most rugged and demanding applications. Our extensive range of Trio ® crushers, screens and feeders have been developed for the aggregate, mining, recycling, and industrial minerals industries.. Our range of Trio ® solutions are engineered for the most rugged and demanding applications. Our engineers have extensive experience and are able to advise, design and supply

  • Crushing and conveying – Waihi Gold

    The crushing system at the Martha Mine open pit consists of a combination of two types of crushers, a jaw crusher and two Stamler feeder breakers. The jaw crusher is capable of crushing material with a strength of over 150 megapascals (MPa). By way of comparison, concrete has a strength of 20-30 MPa. The Stamlers deal with the softer material.

  • 4 Types of Stone Crushers' Maintenance and Efficient

    Apr 22, 2021· There are different types of stone crushers in mining industry such as jaw crusher, cone crusher, impact crusher, and sand making machine. This article will tell you how to maintain the 4 types of rock crushers and how to efficicently improve their performance.

  • Belt Conveyors for Bulk Materials - Fifth Edition - Chapter 6

    89 Belt Tension Calculations W b =weight of belt in pounds per foot of belt length. When the exact weight of the belt is not known, use average estimated belt weight (see Table 6-1) W m =weight of material, lbs per foot of belt length: Three multiplying factors, K t , K x , and K y , are used in calculations of three of the components of the effective belt tension, T


    A good example is the mineral and mining industry where belt-driven rock crushers are heavily used. These machines are designed to reduce large rocks into smaller rock, gravel or rock dust. The v-belts used in these applications experience some ROCK CRUSHER OLEOSTATIC V-BELT CONSTRUCTION &

  • (PDF) Comminution in mineral processing

    crusher with out further crushing to the feeder or on to the conveyor belt and large pieces which are escaped during process are r ecirculated to the top of crusher for r epeated crushing


    devices that are used to provide adjustment in the amount of belt tension on a conveyor system. Since many of these devices require manual calibration, adjustment of belt tension with a take-up mechanism requires training and an understanding of how belt tension affects conveyor load. If not adjusted accurately, the take-up device can easily

  • Conveyors in Mining - International Mining

    Oct 01, 2013· Conveyors in Mining. Posted by Matrix on 1st October 2013. To allow river navigation, the minimum clearance between Berber Cement’s RopeCon system and the Nile high water level must always be 21 m. The tallest tower is almost 80m in height. Long detours may make the transport of raw materials from the mining area to the processing plant

  • Understanding Conveyor Systems - Types, Applications and

    May 04, 2021· Very long belt conveyors transporting ore and other products often rely on conveyor belt idlers to form troughs in the belts to better contain the conveyed materials. Conveyor Systems - A Summary This guide provides a basic understanding of conveyor system varieties, considerations for use, their applications, and industrial uses.

  • US6935587B2 - Mobile rock crushing plant - Google Patents

    The same conveyor tensioning mechanism 90 is used to prevent slackening of the conveyor belt when it is folded vertically as that used for the mobile screen unit 18 cross conveyor shown in FIG. 3 A. The mobile cone crushing unit 12 further consists of a cone crusher 38 that reduces rock to the desired size and deposits it onto the cross

  • Heavy Equipment Forums

    May 04, 2021· ALL NEW MEMBERS READ THIS FIRST!! Thank you for joining Heavy Equipment Forums! If you are new to forums we communicate with "Threads", please search our threads to see if your topic may have already been answered and if not then click "Post New Thread" in …

  • Stacker Reclaimer Operation And Their Parts Coal

    Nov 13, 2016· Belt sway, pull cord and belt slip monitor switches are included for protection of the conveyor.The various safety features of boom conveyor are : Zero Speed Switch – It is provided at the non drive pulley to monitor the pulley and thereby the belt speed and trip the conveyor motor in the event of the belt speed dropping below a preset value.

  • CONTI PIPE - Continental Industry

    Mining and industrial applications often require relatively a stable, durable tubular form. The high-tensile steel-cord large inclines and tight curves to be overcome in tight pipe belts (k spaces and at high mass flow rates. The particular features of modern pipe belt conveyors include: no transfer points,

  • Crusher - Wikipedia

    A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, sand or rock dust.. Crushers may be used to reduce the size, or change the form, of waste materials so they can be more easily disposed of or recycled, or to reduce the size of a solid mix of raw materials (as in rock ore), so that pieces of different composition can be differentiated.

  • Roll Crusher HRC - HAZEMAG

    The drive is assembled on a base frame, which is connected with the roll crusher. The floating roll drive, also supported in pivoting mode, is connected with the floating roll rocker arm by a coupling rod. This ensures that a constant drive belt tension exists during the retraction movement of the floating roll, and during gap adjustment.

  • Home • Con Belt

    Con-Belt, Inc. is a quality manufacturer of the most rugged and dependable standard conveyor belts, custom conveyor belting products, and replacement parts available. Our products are compatible and interchangeable with most major manufacturer’s conveyor equipment.

  • Aggregate Equipment Review - Direct Drive vs Belt Drive

    The first and most common is a belt drive system. This system typically has a fixed speed motor, sheaves, and v-belts to deliver crushing power to the mantle. The Blackhawk 100 Cone Crusher is different from a typical rock crusher on the market as it uses a direct drive system, eliminating the need for sheaves and v-belts.

  • Plant Engineering Basics of belt drives

    Sep 01, 2001· Basics of belt drives. Power transmission belting has been used for more than 200 years. The first belts were flat and ran on flat pulleys. Later, cotton or hemp rope was used with V-groove pulleys to reduce belt tension. This led to the development of the vulcanized rubber V-belt in 1917. The need to eliminate speed variations led to the

  • V-Belts - Gates Corporation

    As power transmission experts for over a century, Gates is driving your vehicles’ belt drive with our automotive V-belts for your passenger cars, light duty trucks, and personal vehicles. Gates V-belts are engineered to run maintenance-free to keep your vehicles moving without the need for lubrication or retensioning. We’ve designed our V-belts for wear, corrosion, and heat resistance with

  • Apron Feeders - Mineral Processing & Metallurgy

    May 31, 2016· A jaw crusher fed with an Apron feeder will increase capacity upto 40% by eliminating bridging and supplying a steady even feed. Photo shows shop assembly of a 24” x 36” Traylor Type M Jaw Crusher and a 36” x 12’-0” Traylor All-Steel Heavy Duty Apron Feeder. The Type M Crusher is built with a 50,000 pound TENSILE STRENGTH Meehanite Frame, with pitman shaft bearings fitted with

  • Mobile Crushing and Screening Plant Dragon 9 - New Type

    New Generation Mobile Crushing and Screening Plant Closed Circuit Type Dragon 9. DRAGON 9 – Mobile Closed Circuit Crusher and Screening Plant – New Technology Limestone, River Stone, Mining Crusher. DRAGON 9 – Closed circuit crushing system is all collected in one single platform and can be transported with a truck.The R-D group has designed this series for short term installation .

  • Weir Minerals launches Trio® TP cone crusher range

    Jun 16, 2016· Weir Minerals has announced the global release of its Trio® Top Performance cone crusher range to the Mining and Construction Aggregate market. Weir says: “combining aggressive crushing action, high crushing force and high power, this new generation of top performing cone crushers takes the user to the next level of cone crushing.

  • Roll Crusher - an overview ScienceDirect Topics

    A distinct class of roll crushers is referred to as ‘sizers.’ These are more heavily constructed units with slower rotation, and direct drive of the rolls rather than belt drives. They have a lower profile, allowing material to be easily fed by loaders, and are a good choice for portable crushers at the mine that reduce the coal in size for conveying to the preparation plant.

  • Engineered for the toughest feed - Momentum Group Home

    This lets the motor move in sync with the crusher, reducing the time you need to spend on V-belt alignment and tensioning. In addition, the greasing of the crusher can be centralized by a distributor or even automated with a greasing pump. IC10C crusher automation 8 …

  • Rollers Rulmeca Rollers

    Founded in 1962, the Rulmeca Group has grown to be a leading partner to the global materials handling industry. With its three product brands, Rulmeca, Precismeca and Melco, Rulmeca Group is the world’s largest supplier of rollers/idlers, pulleys and motorized pulleys for heavy duty belt conveyors for quarries and mining applications and of

  • B6X Belt Conveyor- Industrial Technology Group

    The conveying belt winds around the transmission drum and the tension drum to form a loop strap. Its upper and lower part are supported by a carrier roller which can limit the deflection sag of the conveying belt. The tension device provides necessary tension for the normal operation of the conveying belt. The jaw crusher is a large crusher

  • Plant Engineering Basics of belt drives

    Sep 01, 2001· Not enough tension in a synchronous belt causes premature tooth wear or possible ratcheting that will destroy the belt and could break a shaft. When installing a new belt, installation tension should be set higher. Generally 1.4-1.5 times the normal static tension. This is necessary because drive tension drops rapidly during the seating-in process.

  • Belt conveyor maintenance 101 - Plant Services

    Feb 18, 2020· Slippage of the belt on the drive pulley can occur on a belt conveyor. One option to solve this problem is to increase the take-up tension (belt tension); however, there can be limits, and too-high tension in a belt can usually cause another set of problems. For instance, sometimes high belt tension can lead to lift-off of the belt in certain

  • Hydraulic Nuts - Minprovise

    Clamp Nut. EziTite ® Hydraulic Clamp Nuts are the modern, safe and efficient way to ensure precise tool clamping.. EziTite ® Hydraulic Clamp Nuts replace conventional, torque-loaded threaded nuts to make shaft tensioning a simple, safe and efficient hydraulically assisted operation. They are also widely used to set large shaft bearings. Our Clamp Nuts are manufactured in a wide range of

  • Belt Maintenance and Replacement

    6. Tighten the tension adjustment screw until the belts reach the proper tension. 7. Tighten the six motor mount bolts. 8. Replace the belt guards. Properly installed belt guard REPLACING BELTS (V-TWIN) 1. Lockout power to the crusher. 2. Remove the belt guards beneath the crusher and set aside. 3. Loosen the six motor mount bolts that hold the

  • Maintaining Correct V-Belt Tensioning - Mining Equipment

    4. Set the tension meter to 1500 N.m 5. Slide the tension meter onto finger then place it on the centre span of the V-belt between the two pulleys. Figure 3 shows the tension meter set to 1500N.m on the v-belt. 6. Press your finger down until the tension meter ‘clicks’ 7. Remove the tension meter carefully and read the value on the meter

  • Conveyor Belt Installation, Maintenance & Troubleshooting

    Stringing the Belt 5 Tensioning 5 Training the Belt 7 Factors Affecting the have large bends to avoid kinking or placing undue strain on the belt, and belt is hooked to a truck, tractor, mine locomotive or other means of providing traction. The conveyor drive motor is

  • Weba Chute Mechanism Saves Costs, Downtime At Diamond Mine

    Feb 04, 2019· Run-of-mine material with lump sizes up to 1,200 mm is fed via an apron feeder onto a grizzly feeder, with the oversize material reporting to the jaw crusher…

  • Renold Tension Release Backstop Animation & Related

    Australian Mining Firm Chooses… Australian Mining Firm Chooses British Made Safety for Inclined Conveyors Renold Clutches & Couplings, of Cardiff, has supplied a safety critical Sprag Clutch Tension Release Mechanism for a new inclined conveyor, built by a large mining company at the port of Cape Lambert in the Pilbara region of Western

  • Conveyor belt - Wikipedia

    A conveyor belt is the carrying medium of a belt conveyor system (often shortened to belt conveyor). A belt conveyor system is one of many types of conveyor systems.A belt conveyor system consists of two or more pulleys (sometimes referred to as drums), with a closed loop of carrying medium—the conveyor belt—that rotates about them. One or both of the pulleys are powered, moving the belt

  • Conveyors in Mining - International Mining

    Oct 01, 2013· In Canada, Beumer is currently installing a conveyor with a length of 3.48 km for a large mining operation. This will convey up to 6,000 t/h of iron ore. This large-area conveyor system must withstand extreme temperatures of down to -40°C and heavy snowfalls.

  • Technical Manual V-Belt Drives - OPTIBELT

    V-belt tensioning For the initial installation of optibelt RED POWER 3 V-belts, the same methods are used as for standard Optibelt V-belts. The tension values are to be calculated on the same basis or to be taken from the table on page 147. Once correctly tensioned optibelt RED POWER 3 V-belts need no re-tensioning. Application areas

  • Reliability Centered Maintenance of Mining Equipment: A

    Oct 27, 2019· To achieve this, maintenance of production equipment is very important. In the mining unit, the occurrences of breakdown are very high in the crusher plant and conveyor belts having a large number of equipment and serial production activities that …

  • Roller Drive Chain Selection and Engineering Information

    232 .renoldjeffrey • advancing chain technology 29 Roller Drive Chain Selection Technical Information Step 5: Select the Number of Teeth on the small sprocket. The minimum number of teeth are found in the horsepower tables on pages 6-19. To determine, first calculate the Horsepower Table Rating (HP Table) from the following