When it comes to the precision and durability requirements of robotic systems, lubrication-free components play a crucial role. Among these, solid bronze bushings with graphite lubrication, specifically those made of C86300 bronze alloy, offer a unique combination of strength, wear resistance, and self-lubricating properties.

The solid bronze sleeve lube guide, also known as an oilless bushing, is designed to provide a maintenance-free solution for robotic applications. The C86300 bronze alloy, which is a high-tin bronze alloy, exhibits excellent corrosion resistance and wear properties, making it ideal for use in demanding environments.

The graphite lubrication incorporated into the bushing provides a continuous and effective lubricating film between the moving surfaces, reducing friction and wear. This eliminates the need for periodic lubrication, simplifying maintenance and reducing downtime.

The inch-sized dimensions of these bushings allow for easy integration into existing robotic systems. Whether it's for precision positioning, heavy-duty lifting, or any other robotic application, the solid bronze sleeve lube guide with graphite bushing offers a reliable and long-lasting solution.

In summary, the oilless, solid bronze C86300 graphite bushing is an excellent choice for robotic applications requiring precision, durability, and low maintenance.

Our sliding bearings & Solid Bronze Sliding Block Plug Graphite Cast Bronze Bearing Solid Bronze Plate C86300 experience combined with modern machinery, where we utilise fully electric injection moulding machines and advanced robotic equipment helps make us the market leader.

Maintenance-free plain bearings with lubricating plugs.

VIIPLUS established itself as an industry leader in self-lubricating bearings exported from China.The U.S. 's , oilless and DAIDO are the world's top three makers of self-lubricated bearings, with strong positions in aerospace, automotive and transportation.

Robotics Bushings | Robot application is dependent on one thing: precision Robot Bushings | the factor of bushings

With the rapid process of industrialization in China, the application of industrial robots in industry is becoming more and more popular. Sliding Bearing & Bushings,the main part of industrial robot, has been paid more and more attention.

Robotics is especially important because the possibilities for applications are nearly endless; as a result, robots have become far more commonplace in many different industries over the years. Viiplus offer quality precision bushings products for robot.

A Robot is a machine that performs work automatically. It can be directed by humans, run preprogrammed programs, and act on principles laid down by ai technology. Its task is to assist or replace human work, such as production, construction, or hazardous work.

But every robotics application is dependent on one thing: precision.

Viiplus bushings proudly includes the robotics industry among the many markets it supplies with quality miniature to medium size self-lubricating bushings components.

Because of mode analysis of robot, the factor of bushings has more influence than bolt; we can ignore the factor of bolt.

Robot Bushings requires fast, smooth and precise.

Automatic mechanical equipment (stretch, swing, slide, bend, turn, etc.)

CHARACTERISTICS

Material Properties

● Allows maintenance-free and long-life operation;
● Suitable for high static and dynamic loads;
● With low and smoothly coefficient of friction and without stick-slip effects;
● Suitable for dirty, corrosion, impact load and edge loading;
● The base material provided a good shock-absorbing capacity;
● Can be used over a large temperature range;
● Suitable for reciprocating, rotating and oscillating movement with start frequency and difficulty to form oil film occasions;
● With low wear rate and long life service.

VSB-50P Sliding Block olid Bronze Metallic Self-lubricating Bearings

Solid Lubricant Cast Bronze Bearings Silde Block With Immediate Running Velocity

Metric Bronze Bushings Block Tin-Bronze For Metallurgy / Drying Machine

Cast Bronze Bearing with Graphite Plugs
VSB-50P Sliding Block

Copper Cast Bronze Bearings Slide Block Anti Abrasion For Transportation Machines

1. May work without any ol for long period

2. Extremely high load capacity, good anti-wear and lower friction

3. Particularly appropriate for low speed and high load

4. Suitable for reciprocating, oscillation or intermittent motion where oil film is hard to be formed

5. Good chemical resistant and anti-corrosion characteristics

6. Can be used in wide range of temperature from -40℃-+300℃

Aluminum-Bronze With Solid Lubricant Casting Bronze Silde Block

Aluminum-Bronze Solid Lubricating Silde Block is backed with Aluminum-Bronze alloy with good capability of mechanics, castings and anti-erosion. The surface of Aluminum-Bronze Solid Lubricating Silde Block is regularly and finely machined with sockets in which particular solid lubricant is filled.

Aluminum-Bronze Solid Lubricating Silde Block is widely used conditions with mediate load but higher temperature and condition with mediate running velocity etc.

The surface of Aluminum-Bronze Solid Lubricating Silde Block is regularly and finely machined with sockets in which particular solid lubricant is filled.

VSB-50P Sliding Block material is made of strong cast bronze based metal with special solid lubricants embedded. The base metal withstands high load and the solid lubricants provide self-lubrication. The bearing shows excellent performance without pre-lubrication under conditions of extreme high/low temperature with low speed. This material provides a maintenance-free bearing solution, particularly for high load, intermittent of oscillating motion.

Chemical Compositions

AVAILABILITY

Bearing forms available in standard dimensions

· Cylindrical bushes

· Flanged bushes

· Sliding plates

Bearing forms made to order: standard forms in special dimensions, thrust washers, flanged thrust washers, half-bearings, special shapes obtained by stamping or deep drawing, customized bearing designs

Solid Bronze Metallic Self-lubricating CUSTOMER SIZE Dimensions and Tolerances

START YOUR
PROJECTWITH AN APPLICATION ENGINEER

thrust washer&plate inch size

Bushings,Lubricated Bearings,Composite Bearings,Metal Bearings,Compressor Bearings,Metal-polymer,Filament Wound,Plain Bearings,Flange Bearings,Polymer Bearings,Flange Bushings,Pump Bearings,Flanged Bushes,Thrust Plates,Industrial Bearings

Beyond Grease: A Deep Dive into Oilless Bushings & Why Viiplus Leads the Way

Friction is the enemy of efficiency. In countless machines, from massive industrial equipment to intricate automotive components, the constant battle against wear and tear dictates performance, longevity, and maintenance costs. Traditionally, grease and oil have been the go-to solutions, but they come with their own set of challenges: frequent re-lubrication, potential contamination, environmental concerns, and limitations in extreme conditions.

Enter the world of oilless bushings, also known as self-lubricating bearings or sliding bearings. These innovative components offer a smarter way to manage friction, delivering reliable movement without the need for external lubrication.

At Viiplus (www.viiplus.com), we don't just supply these components; we engineer solutions. Leveraging deep expertise in metallurgy and tribology (the science of friction, wear, and lubrication), we've become a leading name in sliding bearing technology. But what exactly are oilless bushings, and why should they be on your radar? Let's dive deeper.

What Exactly Are Oilless Bushings? The Science of Self-Lubrication

Unlike traditional ball or roller bearings that rely on rolling elements and require constant lubrication films, oilless bushings operate on the principle of sliding motion. Their "magic" lies in their material composition and structure, designed to provide their own lubrication at the bearing surface. This can be achieved through several key technologies:

1. Solid Lubricants Embedded: Materials like graphite, MoS₂, or PTFE are embedded directly into the metallic matrix (often bronze) of the bushing. As the shaft rotates or slides, a minuscule amount of this solid lubricant is transferred to the mating surface, creating a low-friction film.

2. Porous Metal Structures: Sintered bronze or iron materials are created with microscopic pores. These pores are vacuum-impregnated with oil during manufacturing. In operation, slight heating causes the oil to expand and seep onto the bearing surface, providing lubrication. When it cools, the capillary action draws the oil back in, creating a closed-loop system.

3. Layered Composites: These often feature a strong backing (like steel), an intermediate sintered layer (like bronze), and a low-friction overlay (often PTFE-based). The PTFE layer provides the primary sliding surface, offering extremely low friction.

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Contrasting Logic: Oilless vs. Traditionally Lubricated Bearings

The Tangible Benefits: Why Make the Switch?

Choosing oilless bushings isn't just about eliminating grease guns. It's about unlocking significant operational advantages:

• Drastically Reduced Maintenance: This is the most obvious benefit. No re-greasing means less labor, less scheduled downtime, and simplified maintenance protocols. Imagine the savings across a factory floor!

• Enhanced Reliability: Lubricant starvation is a major cause of bearing failure. Self-lubricating bearings ensure consistent lubrication, leading to predictable performance and longer service life, especially in hard-to-reach locations.

• Superior Performance in Harsh Conditions: Oilless bushings excel where traditional lubricants fail:

  • High Temperatures: Certain types can operate at temperatures far exceeding the limits of conventional greases.

  • Low Temperatures: No grease means no stiffening or freezing issues.

  • Contaminated Environments: The absence of sticky grease reduces the ingress of dirt, dust, and debris.

  • Vacuum or Underwater: Ideal for applications where liquid lubricants are impractical or impossible.

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• Cost Savings (Total Cost of Ownership): While the initial purchase price might sometimes be higher, the TCO is often significantly lower due to savings on lubricants, labor, downtime, and potential component failure replacement.

• Environmental Friendliness: Eliminating oil and grease leakage prevents contamination of products, machinery, and the environment. Crucial for industries like food processing, pharmaceuticals, and textiles.

• Compact & Simplified Designs: Without the need for lubrication systems (nipples, lines, reservoirs), machine designs can be more compact and streamlined.

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Exploring Viiplus's Portfolio: Finding Your Solution

Viiplus offers a comprehensive range of self-lubricating bearings designed to meet diverse application needs. Understanding the different series helps in selection:

• JDB Series (Graphite Plugged Bronze): Excellent for high-load, low-speed applications, intermittent motion, and high temperatures. The graphite plugs provide continuous solid lubrication. Ideal for heavy machinery, molds, and hydraulic components.

• SF Series (PTFE-Based Composite): Typically metal-backed (SF-1: steel, SF-2: steel/bronze) with a PTFE-based lining. Offers very low friction, good wear resistance, and suitability for dry running or marginal lubrication. Common in automotive, office equipment, and hydraulics.

• JF Series (Bimetal Bushings): Combines a steel backing with a sintered bronze or lead-bronze lining. Good load capacity and fatigue strength. Often used with grease or oil but can operate marginally lubricated. Found in engines, chassis parts, and agricultural machinery.

• FB Series (Wrapped Bronze): Often made from bronze strip, sometimes with lubrication pockets or through-holes. A cost-effective solution for medium loads and speeds, typically requiring initial greasing but offering extended re-lubrication intervals.

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Quick Comparison Chart (General Guide):

(Note: This is a simplified guide. Always consult specific product data sheets or Viiplus experts for precise application requirements.)

Uncertain which material or type suits your project? Our Bushing Material Selection Guide is designed to help, or Contact Us for a Free Quote and Expert Advice.

Why Partner with Viiplus? Expertise Meets Quality

Choosing the right supplier is as critical as choosing the right bushing. Here’s why companies worldwide trust Viiplus:

• Deep Expertise: Our foundation in metallurgy and tribology, coupled with a talented R&D team, means we understand the science behind reliable movement. We don't just sell; we solve friction challenges.

• Uncompromising Quality: We employ advanced manufacturing techniques (including sand casting, centrifugal casting, metal casting, investment casting) and a rigorous quality management system, ensuring every bushing meets the highest standards.

• Comprehensive Range: From standard metric sizes in JDB, SF, JF, and FB series to custom solutions including cylindrical, flange, double flange bushings, wear plates, and guide rails – we have the portfolio to match your needs.

• Global Reach, Seamless Logistics: Based in China, we ship sliding bearings worldwide. Our professional team handles customs clearance efficiently, ensuring smooth, timely delivery with all necessary documentation.

• Customer-Centric Approach: We believe in ethical practices and building trust. We offer flexible production (single units to large series), competitive pricing, and  online support.

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