Leading Deburring Machinery Manufacturers

Uneven bits on the surface and edges of the materials are referred to as burrs. Deburring is the process by which edges or ridges of machined parts and other objects are neatened or smoothed. The term “deburring equipment” refers to all of those machines that carry out this process. Read More…

Deburring Equipment Uneven bits on the surface and edges of the materials are referred to as burrs. Deburring is the process by which edges or ridges of machined parts and other objects are neatened or smoothed. The term “deburring equipment” refers to all of those machines that carry out this process.

OTEC Precision Finish, Inc. is a world-class supplier of mass finishing equipment and supplies. Our primary products include centrifugal disc, drag and stream finishing machines to meet all of your deburring, polishing, grinding and honing requirements.

OTEC Precision Finish, Inc. $$$

Raytech Industries specializes in the manufacturing and sales of high-quality metal finishing equipment. Raytech offers vibratory tumblers, magnetic finishers, parts separators, finishing compounds, and finishing media. Raytech is an American-owned company and has been serving the needs of the industry since 1958 through our quality and innovative products.

Raytech Industries $$$

Great Lakes Finishing Equipment, Inc. is a leading supplier of the deburring equipment, machines, and supplies for all your mass finishing projects. This equipment includes continuous systems, vibratory bowls, tubs, and high energy centrifugal barrel machines. Let our deburring specialists work with you to find the best deburring machinery for your project.

Great Lakes Finishing Equipment $$$

The Deburring Company is committed to providing superior service by using today's innovations to produce the highest quality product in a safe and efficient environment. The Deburring Company conforms to the ISO 9001-2000 requirements and implements continuous improvement efforts to ensure customer satisfaction.

The Deburring Company $$$
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Uneven bits on the surface and edges of the materials are referred to as burrs. Deburring is the process by which edges or ridges of machined parts and other objects are neatened or smoothed. The term “deburring equipment” refers to all of those machines that carry out this process. All sorts of materials, including ferrous and non-ferrous metal and sheet metal (especially steel), wood and plastic, need this treatment; it’s a common stage in industrial manufacturing, as well as in electronics, building construction, automotive, aviation and medical device production. Generally, deburring machinery is required after processes like molding, forging, stamping, drilling or machining.

Applications

Deburring equipment finds extensive applications across numerous industries due to its ability to improve the quality and functionality of manufactured components. In the automotive industry, precision is crucial for engine and transmission parts, and any burrs or sharp edges can adversely impact performance and reliability. Deburring equipment ensures that these components are free from imperfections, leading to enhanced efficiency and safety of vehicles. Similarly, in the aerospace sector, where components are subject to extreme conditions, deburring plays a vital role in maintaining structural integrity and improving aerodynamics. By removing burrs from critical aircraft parts, the risk of stress concentrations and potential failures is minimized.

The electronics industry heavily relies on deburring equipment to produce flawless and reliable electronic components. Removing burrs and sharp edges from delicate circuit boards and electronic parts prevents damage during assembly and installation, reducing the likelihood of malfunctions or short circuits. Moreover, in medical device manufacturing, where precision and safety are paramount, deburring equipment ensures that surgical instruments and medical implants are smooth and free from any rough edges that could cause tissue damage or infection.

In metalworking, deburring equipment is an essential step to enhance the overall quality and safety of fabricated parts. For instance, in sheet metal fabrication, deburring eliminates sharp edges that may cause injury during handling or assembly. Furthermore, it improves the surface finish, allowing for better paint adhesion or further processing.

Regardless of the industry, deburring equipment contributes significantly to the final product’s performance, longevity, and customer satisfaction. By maintaining consistency and precision in removing burrs and imperfections, manufacturers can ensure the high quality and reliability of their products, leading to increased trust among consumers and improved competitiveness in the market.

History

The imperfections deburring seeks to remove, burrs, come from machining. The first burrs appeared after humans began machining metal, around the Bronze Age. The earliest records and evidence we have of humans deburring items comes out of ancient Egypt. There, around 2100 BC, they used grinding wheels (grind wheels) on lathes. In addition, both the ancient Egyptian and ancient Chinese used tumbling barrels filled with stones to smooth jewelry and finishes. Today, we call this method tubbing, barrelling or rattling.

In medieval times, many different societies deburred their metal products. In the 1100s and 1200s, for example, jousters had their apprentices tumble their chainmail armor. They did so by putting the armor inside casks filled with ragged rocks and rolling the casks around on the ground. Meanwhile, in 1225 China, innovators were experimenting with coated abrasive material. They created sandpaper-like material by coating paper with natural gum, and then covering that with crushed seashells. Europeans didn’t record using sandpaper until 1769, in Paris.

Wood engravings from the 1500s depict guild members grinding scissors and knives using gridstones. In 1620, Pilgrims brought the grindstone, an early grind machine mechanism that can remove burrs and sharpen edges, with them to the New World.

As the Industrial Revolution took hold in the 1700s, and machining methods and mechanisms began to advance, burrs became even more common. To combat this, inventors needed to come up with better and faster ways to deburr things. For many years, though, the only commercial deburring method was tumbling. Meanwhile, precision deburring, such as that done to watches or gear teeth, was done by hand.

The word “deburring” didn’t actually appear in the English dictionary until 1943! During the 1940s and beyond, scientists and engineers developed a series of improved deburring media. Around 1953, American engineers produced the first random shaped synthetic media. Also, in the ‘50s, German engineers developed instruments to measure burrs. Not long later, the first widely produced modern deburring equipment started appearing. This equipment included vibratory barrels and vibratory tubs, developed in both the US and Germany. A few years later, engineers designed internal separation for the vibratory tub. They also developed plastic media and centrifugal barrels for dry deburring. By 1960, manufacturers were using liquid compounds and round vibratory machines. The ‘60s and then the ‘70s saw the deburring industry advance in leaps and bounds. These advancements included: new media materials and shapes, different deburring machines adapted for wet and dry processes and the formation of committees dedicated to deburring discussion and standardization. Today, the deburring industry is more efficient and diverse than ever.

How It Works

Deburring equipment employs diverse methods to effectively remove burrs and imperfections from machined or fabricated components. Mechanical deburring, a widely used technique, relies on abrasive tools such as brushes, abrasive belts, or grinding wheels. The components pass through the machine, and the abrasive action of the deburring tool shaves off the burrs, resulting in smooth edges and surfaces. Thermal deburring, on the other hand, involves placing the components in a closed chamber filled with an explosive gas mixture. An electrical spark ignites the gas, causing a controlled and localized explosion that rapidly burns away the burrs without causing damage to the main part. This process is particularly useful for intricate components and parts with hard-to-reach areas.

For smaller and more delicate components, vibratory or tumbling deburring machines are favored. These machines use a mixture of abrasive media, such as ceramic stones or plastic chips, along with the components in a vibratory or tumbling motion. This gentle agitation ensures thorough deburring without compromising the integrity of the parts. In cases where precision is paramount, ultrasonic deburring comes into play. This method utilizes high-frequency vibrations transmitted through a liquid medium, effectively dislodging burrs from tight spaces and intricate geometries. It is especially beneficial for components used in the electronics and medical industries, where fine details require meticulous deburring.

Deburring equipment’s versatility stems from its ability to cater to various industries’ unique requirements, ensuring the production of high-quality, safe, and reliable components. These machines not only enhance the performance and longevity of manufactured parts but also contribute to increased operational efficiency and customer satisfaction in a wide range of applications. As technology continues to advance, deburring equipment continues to evolve, offering even more innovative and precise solutions for meeting the demands of modern manufacturing processes.

Types

Below, we list several types of deburring equipment and categorize them based on their fundamental operation and briefly explain each type of deburring method. Mechanical deburring equipment uses physical motion and abrasives to remove burrs, while abrasive deburring equipment like sandblasting relies on high-pressure blasting with abrasive media. Wet and dry deburring equipment differ in their use of liquid medium for deburring processes. Thermal deburring is unique, relying on controlled explosions to remove burrs. Electromechanical deburring equipment integrates electric controls with mechanical deburring methods. Centrifugal deburring machines use high-speed rotation for deburring, while non-abrasive deburring equipment like ultrasonic and polishing machines use specialized techniques for finishing components without abrasive media.

Rotational Tumblers (Mechanical Deburring)

Rotational tumblers are barrels that are spun or rotated in such a way as to mimic natural erosion. Inside the barrels are parts and deburring media. The movement causes friction, which is what ultimately deburrs and/or polishes. Tumblers work with a wide range of products.

Vibratory Tumblers (Mechanical Deburring)

Vibratory tumblers, also known as vibratory finishers, work via vibratory deburring, during which vibrations polish and grind away burrs. Vibratory deburring is also called vibratory finishing and mass finishing. Vibratory tumblers work a lot like barrel machines or rotational tumblers, but they open at the top, so that users can view progress without shutting off the machine. Also, they often feature complex vibrating sections and conveyor systems.

Parts Tumbler (Mechanical Deburring)

Similar to these is the parts tumbler, which is usually much larger and is specifically designed to work on mechanical parts only (both metal and plastic). Parts tumblers, which also tumble media and parts together, can be used to deburr, polish and finish.

Electrochemical Deburring Equipment (Thermal Deburring)

In addition to these, a relatively new technique is also making headway in the manufacturing world. This technique, called electrochemical deburring (ECD), utilizes controllable electrical energy to deburr selected areas, rather than entire parts, then wash away the deburred material using pressured electrolytes. This allows technicians to deburr only the areas that need deburring, rather than an entire part or material. Also, with ECD, the tool and workpiece do not have to come in contact, which means that the workpiece is not subject to any thermal or mechanical stress. ECD deburring, which must be done on clean, conductive surfaces, allows the deburring of materials that cannot be scratched or altered otherwise.

Polishing Machine (Ultrasonic Deburring)

Polishing machines, also known as polishing equipment, goes beyond regular deburring to polish parts. It can be incorporated into many different deburring machinery types, including vibratory tumblers and handheld filers and sandpapers.

Sandblasting Equipment (Abrasive Deburring)

Sandblasting equipment accomplishes deburring by blasting the sheet metal parts with media from the outside. Typical blasting media includes small ceramic pieces or, for softer plastics, walnut shells.

Parts Washers (Wet Deburring)

Parts washers are also a kind of deburring machinery that help eliminate unwanted burrs from the material. However, an advanced deburring machine is not just limited to cleaning the parts. Some deburring machines also perform the job of a polishing machine. These utilities are taken in routine to fill up the flaws and spots on the materials or parts. A deburring polishing machine helps engineers ensure that their machine parts and materials are ready for smooth functioning.

Contact Drum (Mechanical Deburring)

A contact drum is a drum of rubber material that has an abrasive belt around it. In many designs, it is designed as an ideal drum that rotates along with the belt and brush of the machine. The material from which the contact drum is made is soft, smooth and flexible. Because of this, the contact drum ensures smooth and efficient cleaning.

Wet Deburring Machine (Wet Deburring)

Wet deburring machines strategically use a coolant through a filter that catches and removes dirt and particles from the parts. Some machines have their own filtering system, while others will require you to get one separately.

Dry Deburring Machine (Dry/Thermal Deburring)

Dry machines are low on maintenance and have a long life. However, they will most likely leave particles on the surface of the machine. This way, this piece of machine must be used carefully under the supervision of experts.

Centrifugal Disc Machine (Electromechanical Deburring)

Centrifugal disc machines, also known as centrifugal disc finishers, consist of a barrel-like chamber and a spinning disc upon which it rapidly rotates. To deburr equipment, place your parts inside the chamber, along with abrasive media and turn on the machine. Centrifugal finishing is faster than vibratory and tumbler finishing methods. It is best for work with small medical devices or automotive parts.

Manual Deburring

In addition to automatic deburring, manufacturers may also choose to employ manual deburring techniques. Manual deburring involves the application of abrasive compounds to a surface via rubber wheels or abrasive nylon filament cloth and brushes.

Equipment Components

Common possible deburring equipment components include: deburring media, vibratory bowls, brushes, belts, barrels/tumbling containers, robotic technology and a source of power.

Deburring Media

Deburring media are abrasive materials that help deburr a surface without harming the non-targeted area. Deburring media may be wet media or dry media. Common media materials include silica ceramic, synthetic plastics and natural materials like corn cob and walnut shells.

The most frequently used of these is ceramic media, which is quite abrasive and is good for use on hard metals like stainless steel. Ceramic media are available in pre-formed shapes like triangles, cylinders, cones, ellipses and wedges. Synthetic plastic media, such as polycarbonate, acrylics and polyester, is less abrasive than ceramic and thus used on softer materials such as aluminum. Plastic media, also called plastic grits, is additionally available as wet media, perfect for tumbling. Finally, corn cob media is a clean, effective and environmentally-friendly alternative that is great for fine finishes and absorbing hard to remove liquids and particles like dirt, grease and oils, from soft metals.

Deburring Brushes

These are brushes that can be mounted onto machines as a tool for removing unwanted edges and bumps to exact specifications. They can be made from a wide variety of strong materials, like nylon abrasive filament. As an accessory, they are best utilized in the deburring of flat-surface parts with cavities, slots or holes.

Benefits

Smooth Functionality

By removing the burrs from the material surface, you can ensure that your machines and processes run smoothly. Smooth functioning means that your processes are meeting your production demands.

Cost Savings

Uneven and irregular quality material can hamper the production cycle, which will add to the cost of production. Additionally, the poor quality of the material will lead to poor quality products, which will be denied by consumers. Deburring machines help you remove burrs from the material surface and increase the quality of the material. This way, nothing will bar your production process, and you will save plenty while gaining better margins on your sales.

Put an End to Wearing and Corrosion

A number of deburring machines apply a coating on the surface of the material. This coating acts as a protective layer that increases the resistance of the material against wearing, tearing and corrosion.

Design and Customization

When selecting a deburring system for your application, or designing one, manufacturers consider factors such as: the type of finish you seek (highly polished, coated, shiny, smooth, etc.), the environment in which the machine will work, the material of the parts you plan to deburr, the level of burring on your parts, the size and shape of your parts, your load volume (by the cubic foot) and the frequency with which you will use your equipment.

Many suppliers give you options to customize your deburring machine as per your application needs. They can, for example, engineer your equipment to perform multiple jobs. Some deburring machines can also apply a coating on the material surface to create a smoother and shinier metal finish. Sometimes, tiny and soft bits are distanced by rubbing two surfaces of the same material together. At times, sanding is also performed by the deburring machine to remove all the unwanted bits and pieces from the material. Besides sanding, additional deburring processes such as painting or coating can sometimes be used to achieve the desired finishing.

Safety and Compliance Standards

In the United States, safety and compliance standards for deburring equipment are primarily established and enforced by government agencies, with some involvement from non-governmental organizations. The Occupational Safety and Health Administration (OSHA) is one of the key agencies responsible for ensuring workplace safety, including the safe use of industrial machinery like deburring equipment. OSHA sets guidelines, standards, and regulations that manufacturers and employers must adhere to, ensuring the safe operation and maintenance of deburring machinery.

Additionally, the American National Standards Institute (ANSI) plays a significant role in developing voluntary consensus standards for various industries, including manufacturing. ANSI standards often provide guidance on safety practices, design specifications, and performance requirements for deburring equipment, supplementing the mandatory OSHA regulations.

Individual states may also have their own workplace safety agencies and regulations. These state-level agencies often adopt OSHA standards but can also impose additional requirements specific to their region’s needs and industries. Therefore, manufacturers and employers must be aware of both federal and state-specific standards when operating deburring equipment.

Compliance with safety and regulatory standards offers numerous benefits. To start, it ensures a safe working environment for employees, reducing the risk of accidents, injuries, and fatalities. Compliance also enhances the overall quality of manufactured components, leading to improved product performance and customer satisfaction. Meeting safety standards can also enhance a company’s reputation, demonstrating a commitment to employee welfare and quality production.

Failure to comply with safety and regulatory standards can have severe consequences. For instance, OSHA violations can result in substantial fines, penalties, and potential legal action against the company. Moreover, non-compliance can lead to workplace accidents, injuries, and damaged equipment, causing production delays and increased costs. From a reputational standpoint, a company with a history of safety violations may face difficulties in securing contracts and may experience a loss of trust from customers and stakeholders.

In conclusion, adhering to safety and compliance standards regarding deburring equipment is crucial for ensuring a safe and efficient manufacturing environment. Both government agencies like OSHA and non-governmental organizations like ANSI play a significant role in developing and enforcing these standards. Manufacturers and employers must stay up-to-date with federal and state-specific regulations to avoid penalties and reputational damage and to reap the benefits of increased safety, quality, and productivity.

Things to Consider

To acquire the most effective deburring machinery for your application, speak to an experienced professional or a deburring machinery manufacturer. They can guide you to the right equipment, whether it be a large industrial machine or handheld tool. To find the right supplier for you, take a look at those companies we’ve detailed on this page. All of those with whom we work are reliable and proven leaders in the field. As you look them over, keep in mind your specifications and requirements, including those related to budget, lead times and delivery method. Pick out three or four companies to whom you’d like to speak, and reach out to each of them with your requirements and questions. From among them, choose the company that can provide you with the best, most personalized care.


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Deburring Equipment Power Pages

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