Henan Excellent Machinery Co., Ltd
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Roller Screen, Disc Screen, Wobbler Feeder For Municipal Solid Waste
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Roller Screen, Disc Screen, Wobbler Feeder For Municipal Solid Waste

The municipal solid waste disc screen is a screening equipment specifically designed for coarse and fine separation of materials that are difficult to separate due to high moisture content, high viscosity, and complex mixtures. It is composed of multiple parallel screen shafts. On each screen shaft, in addition to the wear-resistant screen disc, a self-cleaning device is also installed at the bottom of the screen shaft. This device can promptly remove the sticky particles on the screen disc, ensuring that the sieve holes remain unobstructed throughout the screening process, and enabling smooth, non-blocking, and non-sticking screening operations. The structure is simple, with high screening accuracy and efficiency, stable operation, low noise, and a fully enclosed structure that meets environmental protection requirements.

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  • Description

    Municipal solid waste disc screen is an efficient and stable sorting equipment, suitable for urban demolition and renovation projects and large-scale construction waste storage plants where solid waste and construction waste are processed.

    • The equipment adopts a combined structure of staggered screen discs to precisely control the screening gap and efficiently separate solid waste materials such as domestic garbage and construction waste with particle sizes smaller than the set standard. The processing capacity is four times that of traditional drum screens of the same volume, and the screening efficiency is twice that of drum screens.
    • The entire machine is driven by an electric motor and operates synchronously and at a constant speed for multiple screen shafts. The screen discs on the shafts continuously rotate and stir the surface garbage, relying on the fixed gaps between the screen discs and the self-weight and particle size of the materials to complete the classification of coarse and fine materials. Different numbers of screen shafts can be installed according to the required screening processing volume.
    • In response to the pain points of municipal solid waste, such as high humidity and high viscosity, which make it prone to clogging and blocking, a self-cleaning device is configured under the screen discs and a continuous dynamic rotation design is adopted to fundamentally avoid the adhesion and blockage of the screen gaps, completely solving the problems of material clogging, hole clogging, and frequent machine shutdown for cleaning when processing wet garbage on ordinary screen surfaces. It can stably achieve continuous and efficient screening operations of various municipal solid wastes such as domestic garbage, construction waste, and decomposed garbage.

     

     

    How Municipal Solid Waste Roller Screen Work?

     

    When municipal solid waste is uniformly conveyed onto the screen surface of the equipment, the motor drives the screen shaft to rotate. Due to the presence of gaps between the screen shafts and the rotational direction and speed of the screen shafts being adjustable, fine particles such as sand, stones, and soil, which are smaller than the gaps, will fall through the gaps of the screen shafts, while large blocks of materials such as bricks and concrete blocks will be continuously moved forward by the screen shafts, thereby achieving the screening and classification of solid waste of different particle sizes.

     

     

     

    Municipal Solid Waste Roller Screen Core Components

     

    Our company has skilled technical workers and perfect quality management system, to ensure the high quality of the core components of the wobbler feeder crusher, to provide a guarantee for the high-performance operation of the product.

     Screen Shaft Assembly
    • The screen shaft assembly consists of a drive unit motor + reducer, screen shaft, screen disc, flat key, locking nut, coupling, bearing housing and bearing housing accessories. The drive motor and reducer are connected to the screen shaft through the coupling.
    • The screen shaft is made of forged 42CrMo material. It undergoes CAE force analysis and is designed to be reasonable and safe, effectively avoiding phenomena such as bending or fracture of the tooth roller shaft. The screen shaft seal uses a special rubber bowl seal to prevent dust from spilling out.
    • When any one of the screen shafts fails, the material can be pushed by the previous screen shaft and continue to advance beyond the faulty screen shaft, ensuring the normal operation of screening.
    • The screen shaft bearing housing is installed on the outer side of the screen side plate and is convenient for disassembly.
    Municipal Solid Waste Roller Screen Screen Shaft Assembly

     Screen Disc

    • By using small inclined roller screen discs, while ensuring the screening particle size, the disturbance ability of the roller screen discs on the stone flow is maximized, thereby increasing the screening throughput rate.
    • By adopting an interlaced arrangement of roller screen discs, the design is more reasonable and novel.
    • Using an integral casting of wear-resistant manganese-chromium alloy steel, it can easily withstand the impact and wear of materials smaller than 800mm, without any deformation or fracture. The surface hardness of the screen disc is HRC55, with excellent wear resistance, and the service life is not less than 12,000 hours.
    Municipal Solid Waste Roller Screen Arc Triangle Blades
    Arc Triangle Blades
    Municipal Solid Waste Roller Screen Circular Blades
    Circular Blades
    Municipal Solid Waste Roller Screen Plum Blossom-Shaped Blades
    Plum Blossom-Shaped Blades

     

     

    Municipal Solid Waste Roller Screen Structure

     

    The roller screen is mainly composed of the drive device (including the motor, reducer, coupling), the screen shaft assembly (including the screen shaft, screen disc, etc.), the screen body, the observation door, the wear-resistant liner plate, and the self-cleaning device, etc.

    Municipal Solid Waste Roller Screen Structure

     

    Municipal Solid Waste Roller Screen Drive Device

    Drive Device

    It adopts single-axis single-motor drive or multi-axis chain combination transmission mode, reasonable power configuration and screen surface structure to evenly distribute the material load in the screen and ensure smooth operation.
    The design structure of the driving device is simple, easy to install and disassemble, and the connected screen shaft is not moved when disassembling.
    The driving device is compact in size, light in weight, long in life and low in maintenance cost.

    Municipal Solid Waste Roller Screen Screen Disc

    Screen Disc

    The municipal solid waste roller screen disc is arranged in an alternating pattern, which makes the design more reasonable and resistant to impact. There will be no deformation or fracture at all.
    The parabolic-shaped screen disc is well-designed, with high assembly accuracy. It can increase the screening rate and improve the screening accuracy. It has excellent wear resistance and a long service life.

    Municipal Solid Waste Roller Screen Screen Box

    Screen Box

    The main body of the municipal solid waste roller screen is welded with low-alloy high-strength structural steel. All screen shaft assemblies are fixed to the machine body through connecting bolts. Wear-resistant lining plates are installed on the side of the machine body to avoid direct contact between materials and the box, greatly extending the service life of the equipment. And the wear-resistant lining plate and the screen box are connected by bolts, which is easy to replace.

    Municipal Solid Waste Roller Screen Protective Housing

    Protective Housing

    The protective housing of the municipal solid waste roller screen is welded with NM500 wear-resistant alloy steel plate, sprayed with anti-rust and anti-corrosion paint, and connected with the hopper and the outlet housing at the front and back.
    The overall sealing of the screen box can effectively prevent dust pollution, reduce the impact on the environment, and meet the requirements of green construction.
    The protective housing is provided with an observation window to facilitate the observation of the operation of the machine.

     

    Municipal Solid Waste Roller Screen Wear-Resistant Lining Plate

    Wear-Resistant Lining Plate

    The wear-resistant lining plate is made of alloy material, and the whole production process adopts welding, heat treatment, machining and other assembly line production, which has a long service life and strong wear resistance, toughness and impact resistance.
    The inside of the screen box and the contact surface between the guide groove and the material are provided with wear-resistant lining plates, which can protect the screen box and increase the life of the guide groove. The lining plate is fixed together with the mother plate by bolts, and the replacement is convenient.

    Municipal Solid Waste Roller Screen Self-cleaning Device

    Self-cleaning Device

    The self-cleaning device of the screen shaft is made of wear-resistant steel and is equipped with a cutting edge, which is inclined to the lower part of the screen shaft. Some fibrous debris and sticky materials attached to the screen will be automatically cleaned off by the cleaning device to solve the blockage of the screen surface.

     

     

    Municipal Solid Waste Roller Screen Features

    No Blockage Of Sieve Holes

    Due to the continuous operation of the screen disc on the screen shaft of the equipment, and the installation of self-cleaning devices below each screen shaft, wet domestic waste and muddy construction waste will not adhere and get stuck in the gaps of the screen shaft. Unlike traditional vibrating screens and drum screens with static screening surfaces, which are prone to blockage of sieve holes and require frequent shutdown for cleaning, this equipment can continuously process municipal solid waste with high moisture content and high viscosity.

    Not Prone To Tangling

    Our municipal solid waste roller screen adopts an interlaced layout of small oblique-angle screen discs. Plastic bags, cloth strips, and fibrous soft waste are less likely to get tangled and stuck on the screen shaft. Compared with drum screens, it significantly reduces the time required for manual removal of tangled debris and lowers the operating and maintenance costs.

    Durable And Impact-Resistant

    Our screen discs of the roller screen are made by casting manganese-chromium alloy steel as a whole. They can withstand continuous impacts from concrete blocks, stones, and waste materials, and are unlikely to undergo any deformation or fracture. The entire machine's load-bearing frame is welded with Q355D low-alloy high-strength structural steel, which has high strength. It is also unlikely to damage the equipment when transporting mixed solid waste such as steel bars, bricks, and plastics over a long period.

    Continuous And Efficient Operation

    Our roller screen can operate continuously for 24 hours without interruption. It has a large processing capacity and will not stop due to wet garbage or tangled soft materials getting stuck, making it highly suitable for the large flow requirements of waste transfer stations or pre-treatment lines, ensuring the continuous operation of the entire screening process line.

    Environmental Protection

    The screening is accomplished through the low-speed rolling of the screen shaft. There is no high-frequency vibration. The box body is designed with a fully enclosed structure, which can effectively suppress the diffusion of solid waste dust. During operation, the noise is very low, fully meeting the requirements of environmental control in urban waste treatment areas. It will not cause a large amount of dust to pollute the surrounding environment.

    Structure Simple

    Components such as the screen shaft and screen disc are designed in a modular manner. Once worn out, they can be easily replaced, reducing downtime and lowering the maintenance cost of the equipment.

    Municipal Solid Waste Roller Screen Contact Us
    Contact Us For Best Price

    Submit your requirements and talk with one of our technical engineer about your project.

     

    Municipal Solid Waste Roller Screen Brochure Download

     

    Municipal Solid Waste Roller Screen Brochure

     

     

    EXCT Manufacturing Facilities

     

    A high quality mechanical products, must have excellent tooling equipment. In order to ensure its accuracy and meet the needs of large orders. Henan Excellent Machinery Co.,Ltd owns 140 sets of professional equipment, including Five-axis Gantry Machining-center, CNC Boring And Milling Machining Center, Vertical Machining Center, Vertical CNC Machining Center, Gantry Machining Center, Laser Cutting Machine, Laser Pipe Cutting Machine, Welding Robot Workstation, Lengthen Lathe, CNC Horizontal Machining Center, etc. Advanced processing and manufacturing equipment including Environmental Spraying Room and Heat Trea equipment and ultra large Surface Heat Treatment.

    Five-Axis Gantry Machining-Center
    Five-axis Gantry Machining-center
    Vertical CNC Machining Center
    Vertical CNC Machining Center
    CNC Boring And Milling Machining Center
    CNC Boring And Milling Machining Center
    Vertical Machining Center
    Vertical Machining Center
    Laser Pipe Cutting Machine
    Laser Pipe Cutting Machine
    Welding Robot Workstation
    Welding Robot Workstation

     

     

    EXCT Strict Quality Control

     

    At present, EXCT has fully passed ISO9001-2008 international quality system certification, complete quality system make sure that from the product development and design, production, procurement and supply to sales and service process has been effective quality controlled.

    EXCT has a rigorous and skilled inspection team to ensure the success of product quality control. The quality inspection department has a strict testing process that runs through the stages of raw material procurement, production, and installation to ensure that every piece of equipment delivered to customers is qualified.

    Customer Quality Inspection
    Customer quality inspection
    Customer Quality Inspection
    Customer quality inspection
    Third-Party Quality Inspection
    Third-party quality inspection
    Ultrasonic Flaw Detection
    Third-party quality inspection
    Municipal Solid Waste Roller Screen Current Detection
    Current Detection
    Municipal Solid Waste Roller Screen Shaft Temperature Detection
    Shaft Temperature Detection
    Municipal Solid Waste Roller Screen Rotating Speed Detection
    Rotating Speed Detection
    Municipal Solid Waste Roller Screen Noise Detection
    Noise Detection

     

     

    Municipal Solid Waste Roller Screen Cases

    municipal solid waste roller screen are especially suitable for wet, sticky materials, and stripping out materials with high percentages of clay. It's used in aggregate and mining applications to sort the run-of-mine material before the primary crusher.

    Municipal Solid Waste Roller Screen Case
    Municipal Solid Waste Roller Screen Case-2
    Municipal Solid Waste Roller Screen Case-3
    Municipal Solid Waste Roller Screen Case-4
    Municipal Solid Waste Roller Screen Case-5
    Municipal Solid Waste Roller Screen Case-6
    Municipal Solid Waste Roller Screen Case-7
    Municipal Solid Waste Roller Screen Case-8

     

     

    Submit your requirements and talk with one of our technical engineer about your project.

    Get The Most Suitable Product Solution And Quotation For Free!!!

     

     

    Municipal Solid Waste Roller Screen General Technical Specifications

     

    EXCT municipal solid waste roller screen are customized for each application material to provide the best configuration and meet all your requirements. Configuration information is typical values for reference. Please contact our technical engineers for more assistance with equipment selection.

     

    Model Screen Width (Mm) Controlled Axis/Base Graded Particle Size (Mm) Drive Power (Kw) Handling Capacity(T/H)
    GZS1208 1200 8 10-100 15 150-300
    GZS1412 1 400 12 10-100 2x 15 200-500
    GZS1618 1600 18 10-100 3x 18.5 400-800
    GZS1824 1 800 24 10-100 4×22 600- 1000
    GZS2024 2000 24 10-100 4×30 800-1200
    GZS2430 2400 30 10-100 5×37 1000-1800

     Note: The number of rolls can be customized according to customer requirements.

     

    Municipal Solid Waste Roller Screen Selection Instruction

     

    1.Which material to be screened: ____________
    2.Handling capacity: __________ (t/h)
    3.Material density:___________(t/m3)
    4.Max. granule size of the feeding material: ______mm
    5.What is the percentage of the maximum material in the total feed materials? _________%
    6.What is the size of the screen hole of the wobbler feeder crusher?__________(mm)
    7.Are there any requirements for the arrangement of the wobbler feeder crusher? Is it horizontal or inclined? 
    8.Which kind of equipment will feed the material into wobbler feeder crusher?
    9.Which kind of equipment will receive the material from wobbler feeder crusher?
    10.Does the municipal solid waste roller screen work alone or with other equipment to form a system? If forming a system, please provide the flow chart or layout drawing of the whole system for our engineers to reference.

     

     

    Municipal Solid Waste Roller Screen Spare Parts

     

    Municipal Solid Waste Roller Screen Spare Parts Duplex Roller Chain

    Duplex Roller Chain

    Municipal Solid Waste Roller Screen Spare Parts Screen Shaft Assembly

    Screen Shaft Assembly

    Municipal Solid Waste Roller Screen Spare Parts Bearing

    Bearing

     

     

    Municipal Solid Waste Roller Screen Service

     

    Wobbler Feeder Crusher Service

    Project Feasibility Report

    Site Design and Planning

    Model Selection and Proposal

    Model Selection Calculation

    3D Modeling and Drawings

    Civil Design

    Installation and Commissioning

    Remote Diagnosis

    Training Service

    Maintenance Schedule

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