Introduction to Double Bevel
Double bevel is a method used when cutting an edge on material, such as wood or metal. It involves cutting two angles, usually 45 degrees (or sometimes other angles), in the same direction in one continuous process. This type of cut differs from a single bevel which creates only one angle, usually at a much sharper angle than a double bevel.
The purpose of using double bevels is to create a cleaner, smoother and better-finished edge than can be accomplished with single bevelling. This improved finish can make all the difference when it comes to dealing with materials that are difficult to achieve precision cuts on, like tiles and other hard surfaces. Double bevelled edges also provide extra strength and stability compared to regular joining methods.
Double Bevels are often used in joinery when dealing with angled joints; like angled joint radiuses, splines and tenons. These types of joints are all difficult to do due to their complexity, but for those who require them for their projects – making use of double bevelling provides the perfect solution. The improved precision will ensure you get your desired results quickly and easily.
The Benefits of a Double Bevel
A double bevel is defined as a blade which has two angles along its cutting edge. This type of cutting edge provides a number of unique benefits when compared to typical single-bevel blades. Firstly, they result in more accurate and precise cuts since both edges cut at the same time, leading to more effective slicing ability. Since the cutting action is repeated so frequently on both sides of the blade, double bevels also become slightly sharper over time than single bevels do. Double bevels also tend to cut faster due to their symmetrical geometry which allows for less resistance as the tool moves through material, thereby achieving greater efficiency with each pass. Additionally, because there are two angles present on the blade’s edge users can make finer or heavier cuts depending on their needs by adjusting the angle of tilt needed for optimal weight distributions among each side of the blade. This feature allows for further versatility and manoeuvrability when handling difficult materials such as hard woods and metals. Overall, double bevels generally provide more accuracy and speed than single-bevls while offering versatility since users can adjust the blades’ angle depending on what kind of material they are attempting to cut.
The Mechanics of the Double Bevel
Double bevel is a type of saw blade that has two cutting edges, one on each side. This allows the user to make cuts on angles or straight across, making it incredibly versatile and useful. The double bevel technology relies on the blades’ bent tooth design, allowing them to cut through tough material much more easily. This kind of blade also offers better stability and vibration reduction, so your lines are much more accurate than with a single sided saw blade. The double bevel blades also tend to require less power since the shaped-teeth allow for an even spread of pressure and can generate lower friction lines. With this technology, you can make clean cuts quickly, accurately and efficiently.
Caring for a Double Bevel
Regular maintenance of your double bevel saw is key to ensure that it performs effectively and lasts a long time. The following tips can help you keep your double bevel saw in top condition:
• Regularly clean the unit and all its components with a soft cloth, taking care not to use any abrasive or harsh materials. This will help protect the finish on the saw from wear and tear.
• You should check regularly for any loose or worn parts, replacing parts as needed to reduce the risk of the saw failing during operation.
• Oil the blade regularly, paying particular attention to hollow-ground surfaces where oils may easily accumulate. This will prevent rusting and will also improve action when cutting through material.
• Make sure you always tighten down the screws on the clamp for securely attaching material before making a cut. Doing so reduces bouncing & vibration which can be dangerous.
• To maintain top performance, periodically sharpen & balance blades according to manufacturer instructions and while wearing protective gloves when doing so.
• Finally make sure that dust collection systems (if equipped) are kept free of debris as much as possible. This allows for improved performance overall by reducing airborne particulates whenever using your double bevel saw.
Applications of Double Bevel
Double bevels can be used in a variety of projects, both inside and outside the home, and have a wide range of uses. They are most commonly used in woodworking for making mitered cuts for picture frames and other angled pieces of furniture. They can also be used to shape components for microengineering projects such as robotics or electronics. A double bevel can also be utilized to create intricate decorative trim and art objects from metal such as copper, brass, or aluminum.
Safety precautions should always be taken when using a double bevel saw, including wearing safety glasses, hearing protection, and an approved dust mask or respirator to protect against inhalation of dust particles created by friction and cutting. Gloves are also recommended for protection from sharp edges during cutting. In addition, it is important to ensure that the blade is sharpened properly so that it accurately follows the cut line without binding or shifting away from the desired angle.
Pros and Cons of Double Bevel
Pros:
1. Allows more flexibility when making angled cuts as the sawblade can be positioned to cut both left and right angles.
2. Increased stability of the saw when cutting, allowing for faster and more accurate cuts.
3. Generally easier to make precise cuts with a double bevel saw as it is possible to adjust the blade to different angles at once (e.g 45 degrees for mitre cuts).
4. Can be used for making both straight and curved cuts on wood, metal or other materials with greater accuracy than a single bevel saw would allow.
Cons:
1. Not suitable for all materials, particularly those requiring extensive precision such as creating delicate details in moulding or intricate joinery work in carpentry projects.
2. Double bevels are generally more expensive than single models due to the increased complexity of its design and engineering needed to create a blade that can move in two directions simultaneously.
3. Takes longer to adjust a double bevel angle than its single angle counterpart since two angle adjustments are required instead of just one adjustment setting used with the single bevel saws
Popular Double Bevel Models
Makita LS1019L 10-Inch Dual-Bevel Sliding Compound Mitre Saw: This versatile saw offers a precise cut with dual bevel capability. It has a powerful 15 AMP direct-drive motor and an electronic speed control that maintains the same cutting speed even under heavy load. The die cast aluminum base and guard provide accuracy while the laser guide helps you to accurately align cuts. The price tag is pricey at around $700, but it is a quality saw well worth the investment.
DeWalt DW716XPS 15 Amp 12″ Double-Bevel Compound Miter Saw: This double bevel saw provides fast, accurate cuts with its powerful 15 AMP motor and XPS cross cut alignment system for improved visibility. Precision adjustments are simple via easy access bevel controls and adjustable miter detents of 0? -50? left and 0? – 50? right allowing for precise angled cuts. The stainless steel detent plate ensures consistent accuracy during repeat cuts as well. This DeWalt model is priced at about $500 making it a great tool for both professionals and everyday DIYers alike.
Milwaukee 6955-20 12″ Dual Bevel Sliding Compound Miter Saw: If budget is an issue then this Milwaukee model might fit the bill with its price tag of approximately $400 without sacrificing quality. It comes with an LED work light to illuminate your material while you work and also features a digital miter scale readout which allows you to easily set up quick, repeatable cuts with ease. An advanced mechanical camera system ensures accurate mitering all around, so you know your pieces will fit perfectly every time.
Conclusion
Double bevel technology is a unique machining process that can create precision parts with specific geometry and tighter tolerances. It increases surface area, improves tool life, reduces bottlenecks and removes stock faster than conventional single-angle machining techniques. It also enables higher material utilization in the part by allowing more cutting edges on the surface. Double bevel cutting can produce sharper corners, greater accuracy and smoother finishes on many materials such as aluminum, stainless steel and titanium. This technology is especially beneficial for complex components that require tight tolerances or surface details due to its almost limitless design capabilities. Its uses range from simple parts to complex aerospace components, as well as medical implants and precise demolding applications. In summary, double bevel technology provides precise part production, improved abrasion resistance and flexibility when it comes to part geometry design requirements.
