Tooling & Workholding: Software thought backwards
There are already an infinite number of different gear geometries. Nevertheless, engineers are constantly coming up with new variants. For example, gears are becoming...
Inspection & Metrology: The growing role of metrology in EV production
It has become abundantly clear that not only are electric vehicles (EVs) becoming more prevalent on the roads but that almost all automotive companies...
Heat treatment of gears
Often the options of heat treat may feel pre-defined when looked at from a gear designer’s perspective. There are options, but both gear designers...
Inspection & Metrology: Overcoming metrology bottlenecks in additive manufacturing
Undoubtedly there are many benefits associated with the use of additive manufacturing (AM) as a production technology. Across industries, manufacturers exploit the fact that,...
Build resilience by monetizing value
Unforeseen disruptions, market fluctuations, and macroeconomic issues. The last year alone has exposed the unpredictable nature of the market and supply chains.
Even new competitors...
Tooling & Workholding: Patented considerations in High Torque tooling
It is common knowledge in the CNC manufacturing community that if you use V-Flange tooling, you use retention knobs, which are the critical interface...
Case study: To seek out faster shaping
The search for intelligent life on Mars took a big leap forward on February 18, 2021, when Perseverance, NASA’s latest Mars Rover, touched down...
Technical diagnostics of a gear hobbing technological system on diagnostic signs of deviations of...
The article reveals the main provisions of technical diagnostics of a gear hobbing machine system with CNC on the diagnostic parameters of the profile...
Influence of manufacturing variations of spline couplings on gear root and contact stress
Involute splines are widely used in mechanical systems to connect power transmitting gears to their supporting shafts. These splines are as susceptible as gears...
Reduction of the tonality of gear noise by application of topography scattering for ground...
The noise behavior of transmission is mainly caused by the excitation in the gear mesh. The standardized design and calculation methods for gears concentrate...
Gear forging opportunities
Forging has long been used to manufacture gears, particularly in the production of gear blanks, which often uses open-die forging, closed-die forging, and hot...
Load intensity distribution factor evaluation from strain gauges at the gear root
Strain gauges are commonly used to obtain the load intensity distribution on the flank of a gear mesh. The standard methodology consists in installing...
Hob quality basics
The quality of a hob directly affects the final quality of the gear it generates. AGMA has developed a standard covering the allowable tolerances...
Perfect Pitch
Gear manufacturers are turning to workholding to help reduce costs without compromising quality. Pitch Line Fixtures, for example, can be used to provide a...
Predicting Gear Sliding Losses
Gearbox efficiency is becoming increasingly important for vehicle manufacturers to help achieve their overall fuel savings goals. Enhancing gearbox efficiency is also critical in...
Lubrication and its role in gear-failure analysis
When gears fail, it is most often due to fatigue and overloading. The most common form of distress and failure is actual breakage, but...
Selecting a worm gear lubricant
To compete in the marketplace, engineers across all industries are being tasked with increasing gearbox efficiency. Modern designs therefore must achieve high-power transfer without...
Power Skiving with integrated cutter resharpening
Gear manufacturing by Power Skiving takes the traditional approach: After a cutter has reached its maximum wear, the operator changes the cutter, adjusts the...
A new approach for the calculation of worm shaft deflection in worm and crossed...
Worm gear drives are characterized by a simple design, which allows the realization of a high gear ratio within one stage. Furthermore, they are...
The commonalities and differences between helical ‘low-tooth-count gears’ and ‘multiple-start worms’
The article deals with geometrically-accurate worm gear pairs that feature line contact between tooth flanks of a worm gear and thread surfaces of a...
