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∅=45°+ α- β

∅=shear angle

α= rake angle

β= friction angle

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13y ago

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Relationship between the shear stress and angle of shear?

Shear Stress divided by the Angle of Shear is equals to Shear Stress divided by Shear Strain which is also equals to a constant value known as the Shear Modulus. Shear Modulus is determined by the material of the object.


Explain rake angle?

Rake angle is actually I dont know


What is the relationship between basic friction angle and residual friction angle of sandstone?

For rock, the basic friction angle is somewhat less than residual angle. The basic friction strength is that shear resiatance of two smooth surfaces. The residual shear atrength is that for two rough surfaces after long shearing. At residual state, the shear resistance almost keeps constant and no shear-dilation.


How do you calculate shear plane angle?

The shear plane angle (φ) can be calculated using the formula: φ = arctan(1/2 * (μ + 1)), where μ is the coefficient of friction. In metal cutting or shear deformation processes, the shear plane angle is also influenced by the material properties and the cutting conditions. Alternatively, in some contexts, it can be derived from the relationship between normal and shear stresses on the shear plane. This angle is critical for understanding the mechanics of deformation and optimizing machining processes.


What are the function and purpose of rake angles?

Rake angle is usually used for cutting and machining processes. This can vary according to the materials being cut and set-up. The two types of rake angle are the back and side rake angle.


What is the definition of angle of shear?

The angle of shear is the angle between the shear plane and the direction perpendicular to the normal stress in a material under shear stress. It represents the amount of deformation occurring due to shear forces acting on the material.


Introduction of chip thickness ratio and shear plane angle during machining?

shear plane angle is Eric siangco + hulian lastontas = shear plane angle


What are the Purpose or functions of shear angle?

The shear angle in machining and manufacturing processes serves to optimize cutting efficiency by determining the relationship between the cutting edge and the workpiece material. It influences the forces acting on the tool, affecting tool life and surface finish. Additionally, the shear angle helps in controlling the thickness of the chip being formed, which can impact the energy required for cutting and overall productivity. Adjusting the shear angle can also enhance the stability of the cutting process and reduce vibrations.


What is difference between positive and negative rake angle?

The clear difference between positive and negative rake angles is that for the positive rake angle,the leading edge of the cutting tool is behind the perpendicular of the material to be cut.While the tool leading edge is ahead or beyond the perpendicular for the negative rake angle.


Definition of hooke's law in shear?

Hooke's Law in shear states that the shear stress in a material is directly proportional to the shear strain applied, as long as the material remains within its elastic limit. This relationship is expressed mathematically as τ = Gγ, where τ is the shear stress, G is the shear modulus, and γ is the shear strain.


What is the importance of the rake angle?

The rake angle is crucial in cutting tool design as it influences the cutting process's efficiency, chip formation, and tool wear. A positive rake angle reduces cutting forces and friction, leading to smoother chip flow and improved surface finish. Conversely, a negative rake angle can enhance tool strength but may increase cutting resistance and heat generation. Optimizing the rake angle is essential for achieving desired performance and longevity in machining operations.


What is the rake angle on a 1991 harley FXR?

The rake angle on a 1991 Harley FXR is typically around 30 degrees. Rake angle refers to the angle formed by the steering head of the motorcycle frame and the ground, influencing the bike's handling and stability. The FXR's rake is designed to provide a balance between stability at higher speeds and maneuverability at lower speeds. Always refer to the specific owner's manual or technical specifications for precise measurements.