The stainless steel rotary vibrating screen is a high-pecision fine powder sieving machine. It features low operating noise, high processing efficiency and 3-5 minute quick mesh replacement, and adopts a fully enclosed structure suitable for screening and filtering granular, powdery and slurry materials. Powered by a vertical vibration motor as the excitation source, it is fitted with eccentric weights on both upper and lower ends of the motor. The weights convert the motor's rotary motion into three-dimensional horizontal, vertical and inclined movement, which is then transmitted to the screen surface. Adjusting the phase angle of the two sets of weights can alter the material movement trajectory on the screen. The machine consists of the vibration motor, vibration isolation device (a st of support springs) and base. The screen cover and screen frame form the vibrating section, while the rest of the components are non-vibrating parts. The base also serves as the supporting structure. The screen frame is the main vibrating component, usually fabricated by rolling and welding steel plates, with support rings on both upper and lower ends and a flange ring inside the lower section for dixing the screen mesh assembly.
Working Principle:
The stainless steel rotary vibrating screen takes a vertical vibration motor as its excitation source, with eccentric weights mounted on the upper and lower ends of the motor. The weights convert the motor's rotary motion into three-dimensional horizontal, vertical and inclined movement and transmit the motion to the screen surface, driving materials to follow an outward involute trajectory--the characteristic that gives the rotary vibrating screen its name. It boasts long material travel path and high screen surface utilization. By adjusting the phase angle of the upper and lower weights, users can modify the material movement path on the screen to achieve precise screening and probability screening. Once started, the eccentric blocks with different phases at the two ends of the vibration motor generate a composite intertial force under high-speed rotation. This force drives the screen body to perform compound rotary motion. The screen frame nakes continuous reciprocating movement under the vibration force, which in turn drives the screen surface to vibrate periodically. As a resukt, materials on the screen move in a directional jumping motion together with the screen box. Materials smaller than the mesh aperture pass through the screen holes to the lower layer as undersize products, while oversize materials are discharged from the outlet after continuous jumping movement, completing the screening process. In practical application, adjusting the relative phase of the eccentric weights can change the material movement trajectory to meet different screening requirements.
Key Features:
1. Compact size and light weight for easy mobility. The discharge outlet can ve freely positioned in any direction. It delivers automatic discharge of oversize and undersize materials, supporting both automated and manual operation.
2. High screening precision and efficiency, compatible with all types of powders, granules and slurries.
3. No mesh clogging and no dust emission. Screening fineness reaches 500 mesh (28μm), and filtration fineness can go as fine as 5μm.
4. Unique split screen frame design extends screen service life and enables quick mesh replacement in just 3-5 minutes. It is simple to operate and easy to clean.
5. No exposed moving mechanical parts for simplified daily maintenance. It supports single or multi-layer configuration, and all material-contact parts are constructed from stainless steel (excluding custom pharmaceutical-grade models).
Applications:
It applies to a wide range of powder processing sectors, and can handle most granules, powders and slurries within specification limits.
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Chemical industry: resin powder, pigments, detergent powder, micron powder, paints, soda ash, lemon powder, rubber, plastics, etc.
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Abrasive and ceramic industry: aluminum oxide, quartz sand, slurry, spray-dried soil granules, etc.
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Food industry: sugar, salt, soda, monosodium glutamate, milk powder, soy milk, yeast, fruit juice, soy sauce, vinegar, etc.
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Paper industry: coating compounds, clay slurry. black and white liquor, waste liquor, papermaking liquor, wastewater recovery, etc.
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Metallurgy industry: titanium oxide, zinc oxide, electromagnetic materials, metal powder, welding flux powder, etc.
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Pharmaceutical industry: herbal powder, herbal extracts, western medicine powder, liquid medicine, Chinese and western medicine granules, etc.
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Environmental protection: solid waste, livestock and human manure, waste oil, food wastewater, wastewater treatment, etc.
If you need a corrosion-resistant, high-precision sieving solution for fine powders, granules or slurries across different production lines, our all-stainless steel rotary acreens deliver stable performance and flexible configuration to match your exact process requirements. We provide customed options for mesh count, layer number and material grade to fit specific application needs. Contact us today to discuss your project and request a free, no-obligation quotation.
Email: tujingli@gzvibratingscreen.com 丨 Tel: +86 13402738206