Research Progress of Automotive Gear Steel
Automotive gears are critical transmission components responsible for transferring power and altering speed and direction. Operating under complex conditions—enduring significant […]
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Advances in Large-Scale High-Precision Spiral Bevel Gear Manufacturing Technology
Spiral bevel gears are critical components for transmitting rotational motion between intersecting or staggered axes. With advantages such as high
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Load Performance Analysis for Hypoid Gear in Drive Axle Based on Meshing Misalignments
Hypoid gears are critical components in automotive drive axles, directly influencing transmission efficiency and noise-vibration-harshness (NVH) performance. This study investigates
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Numerical Simulation and Parameter Optimization of Carburizing and Quenching Process for Cylindrical Gears
Cylindrical gears serve as critical components in automotive transmissions, where their performance directly determines system reliability and operational efficiency. This
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Non-Hertz Contact Flash Temperature Calculation Method for Herringbone Gears Under Crossed Axes
This paper presents a comprehensive methodology for analyzing the scuffing load capacity of herringbone gears under crossed-axis conditions. By integrating
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Research on Gear Modification Technology for Electric Vehicle Transmissions
In modern electric vehicles, transmission systems emerge as primary noise sources during operation. Effective noise reduction in transmissions is pivotal
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Impact of Deflection Angle on Fertilizer Discharge Performance in Reverse Meshing Spur Gear Distributors
This study investigates the influence of deflection angle on fertilizer discharge uniformity in reverse meshing spur gear fertilizer distributors. Spur
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Nonlinear Programming Design of Worm Gear Reducer
1. Fundamentals of Worm Gear Reducer Optimization Worm gear reducers, widely used in industrial machinery for torque amplification and speed
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Large Herringbone Gear Manufacturing Technology in Marine Engineering
In China’s 13th Five-Year Plan, marine engineering stands as a pivotal domain encompassing offshore cranes, drilling platforms, pipe-laying vessels, wind
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Gear Hobbing Processing Plan Formulation and Beat Calculation Method
In gear manufacturing, gear hobbing stands as a pivotal process for generating high-precision gears across diverse industries like automotive, aerospace,
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Influence of Symmetry Deviation of Herringbone Gears on System Vibration Characteristics
Herringbone gears, characterized by their dual-helical structure with equal and opposite helix angles, are widely used in high-power transmission systems.
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A New Multi-Gear Transmission Design Based on Planetary Gear System
Traditional tractor transmissions face challenges in achieving compactness, lightweight design, and multi-gear configurations. This study introduces a novel transmission architecture
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High-Order Contact Analysis of Spiral Bevel Gears Based on Ease-Off Topology
This study proposes a discrete high-order contact analysis method for spiral bevel gears by integrating ease-off topology with differential geometry.
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Precision Measurement System for Cylindrical Gear Machining Parameters with Manufacturing Error Compensation
This paper presents an advanced measurement system designed to evaluate machining parameters of cylindrical gears while accounting for permissible manufacturing
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Optimal Design of Meshing Contact for Helical Gear Pairs in Cutting Reducers
Helical gears are critical components in coal mining machinery, where their meshing performance directly affects operational reliability. This study focuses
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Effect of Axial Groove Structure on Hydrostatic Spindle Performance in High-Speed Gear Shaping Machines
As industrial automation advances, demand for high-precision small-module gears grows exponentially, placing greater emphasis on the productivity and accuracy of
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Analysis and Calculation of Transmission Efficiency in Commercial Vehicle Drive Axles
This study investigates the power loss mechanisms in hypoid gear-driven commercial vehicle axles through theoretical modeling and experimental validation. By
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Parametric Modeling and Analysis of Herringbone Gears Based on SolidWorks Secondary Development
Herringbone gears, characterized by their V-shaped tooth arrangement, play a critical role in heavy-duty mechanical transmissions due to their unique
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Reverse Gear Parametric Modeling: A Novel Approach to Complex 3D Design
Traditional CAD methods face significant challenges when modeling complex 3D geometries like reverse gears, particularly bevel gears with precise involute
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Modeling and Contact Stress Analysis of Cylindrical Gear with Circular Arc Tooth Line
In modern industrial applications, cylindrical gears play a pivotal role due to their high efficiency, compact structure, and precision. Traditional
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Research on Cutting Force Model of Forming Spiral Bevel Gears
The cutting force modeling in spiral bevel gear machining using the forming method represents a critical foundation for machine tool
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Analysis of Spur Gear Pair Vibration Characteristics Considering Random Error and Tooth Surface Friction
With the increasing demand for high-speed and high-power-density gear transmission systems, reducing vibration and noise has become critical. This study
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Fault Analysis and Improvement of Worm Gear Reducer for Mining Shuttle Cars
Worm gear reducers play a critical role in mining shuttle cars due to their compact structure and high transmission ratio.
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Hobbing Pre-Modification and Honing Allowance Control for Gear Hobbing-Honing Synergy
High-precision modified gears are critical for high-performance transmission systems in industrial robots and new energy vehicles. Hobbing enables efficient roughing/semi-finishing
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Optimization of Load-Bearing Contact Dynamics for Helical Gear Pairs Through Tooth Surface Modification
Helical gears are widely adopted in heavy-load transmission systems due to their smooth meshing characteristics and high load capacity. However,
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Design Theory and Experiment of Geometric Elements Constructed Cylindrical Tooth Gear Shaving Cutter
Gears are critical components for motion and power transmission, characterized by constant-power transmission. Their performance largely determines equipment functionality, granting
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Fault Analysis and Design Optimization of Planet Gear Reducers in Aerospace Applications
Planet gear reducers have become indispensable components in aerospace systems due to their compact design and high torque density. However,
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Nonlinear Bifurcation Characteristics of Star Herringbone Gear Transmission Systems
This paper establishes a pure torsional nonlinear dynamic model for star-type herringbone gear systems using the lumped mass method. By
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Influence of Design Parameters on Bending Stress of Cylindrical Gears with Hyperbolic Circular Arc Tooth Line
This study investigates the bending stress characteristics of cylindrical gears with variable hyperbolic circular arc tooth lines under equal displacement
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Research on Half-Roll Cutting Method for Small-Modulus Spiral Bevel Gears
Spiral bevel gears are widely recognized for their high transmission efficiency, compact structure, and smooth meshing performance. However, traditional dual-sided
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Development of Net-Shape Gear Forging Technology
The evolution of gear forging technology represents a paradigm shift in manufacturing efficiency, material utilization, and mechanical performance. Unlike traditional
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Effect of Symmetry Error and Error Coupling Compensation on Meshing Characteristics of Herringbone Gears
Herringbone gear transmissions offer high load capacity, smooth operation, and minimal axial loads, making them critical components in heavy machinery
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Analysis of Meshing Characteristics in Extended Epicycloid Hypoid Gears
This study investigates the meshing behavior of extended epicycloid hypoid gears through finite element analysis and experimental validation. Key parameters
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Detection Method for Meshing Wear State of Spur Gear Based on Improved Spectral Residuals
1. Dynamic Modeling of Spur Gear Meshing System The dynamic behavior of spur gears under meshing conditions is governed by
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Research on Cutting Simulation and Optimization of Cutting Parameters for Equal-Height Spiral Bevel Gears
This study investigates the machining mechanisms and parameter optimization of equal-height spiral bevel gears. Through theoretical analysis, finite element simulation,
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Machine Vision-Based Online Detection Method for Helical Gear Helix Angle
This paper presents a machine vision-based method for online measurement of helical gear helix angles using curve fitting algorithms. The
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Troubleshooting and Maintenance Strategies for Worm Gear-Driven Butterfly Valves in Offshore Environments
Worm gear mechanisms, characterized by their compact design and self-locking capability, are widely employed in butterfly valve systems across offshore
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Analysis of Grinding Cracks on S40C Steel Gear Surfaces
Gear transmission systems in high-speed trains demand exceptional reliability, with surface contact fatigue being the predominant failure mode in enclosed
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Research on Planar Spiral Toothed Line Cylindrical Gears and High Efficiency Machining Device
This paper proposes a novel cylindrical gear with planar spiral tooth traces that demonstrates superior anti-deflection characteristics compared to traditional
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Dynamic Modeling and Vibration Characteristics of Herringbone Gear Transmission Systems
This paper investigates the dynamic behavior of herringbone gear transmission systems through multi-body dynamics modeling and experimental validation. A novel
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Extraction and Analysis of Modal Parameters for Spiral Bevel Gear Digital Twin
Modal analysis is essential for understanding the dynamic characteristics of spiral bevel gears, which are critical components in aerospace and
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Comprehensive Analysis of Forged Gear Blank Manufacturing and Die Life Optimization
The forged gear blank serves as a critical intermediate component in automotive transmission systems, particularly for spiral bevel gears in
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Crack Fault Diagnosis in Planetary Gear Systems Using Rigid-Flexible Coupling Dynamics Model
Planetary gear systems are critical components in automotive and industrial machinery, where undetected planet gear cracks may lead to catastrophic
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Gear Failure Prediction in Shearer Cutting Section Based on Deep Learning
Ensuring the operational reliability of shearers is paramount for efficient and safe coal production. Among critical components, the gears within
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Isogeometric Analysis of Bending Strength in Spur Gears
Spur gears remain critical components in mechanical power transmission systems due to their simplicity and efficiency. Accurate evaluation of bending
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Optimization of Hypoid Gear Meshing Efficiency in Automotive Drive Axles
This paper presents a systematic approach for optimizing the meshing efficiency of face-hobbed hypoid gears through friction-loaded tooth contact analysis
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Research Status and Prospect of Point-Line Meshing Gear Technology
Gear technology represents one of the most fundamental transmission mechanisms in mechanical engineering, with a history spanning over 2,400 years.
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Analysis of Meshing Behavior in Herringbone Gears Considering Lead Crowning and Stagger Angle Effects
This study investigates the meshing characteristics of herringbone gears under varying lead crowning modifications and staggered tooth arrangements. We propose
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Contact Fatigue Crack Propagation Characteristics of Cylindrical Gear with Variable Hyperbolic Circular-Arc-Tooth-Trace
This study investigates the contact fatigue crack propagation mechanism in cylindrical gears with variable hyperbolic circular-arc-tooth-trace (VH-CATT), focusing on stress
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Study on Microstructure Evolution and Process Optimization of Spiral Bevel Gear in Near-Net Shape Forging
Spiral bevel gears are critical components in automotive and aerospace transmission systems. Traditional machining methods face challenges such as low
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Non-Probabilistic Reliability-Based Wear Optimization for Helical Gears
This paper presents an advanced methodology for wear reliability optimization of helical gears under data scarcity conditions, employing non-probabilistic interval
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Dynamic Reliability Analysis of Flying Car Gear Transmission System Considering Strength Degradation and Failure Correlation
As a transformative solution for future urban air mobility, flying cars demand exceptionally reliable powertrains. Gear transmission systems, serving as
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Fatigue Life Prediction of Electric Vehicle Gear Reducers Based on Measured Load Spectra
Electric vehicle gears endure complex stress conditions during operation, experiencing external excitations from road irregularities, internal meshing dynamics, and unique
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Precision Design and Error Sensitivity Analysis of Worm Gear Turntables Based on Multi-Body System Theory
This study establishes a mathematical framework for optimizing the transmission accuracy of worm gear-driven precision turntables by integrating multi-body system
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Topology Modification of Herringbone Gear for Enhanced Meshing Performance
Herringbone gears are widely used in high-power transmission systems due to their axial force cancellation, compact design, and smooth operation.
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Fatigue Test Methodology for Spur Gear Chains in Coaxial Twin-Rotor Helicopter Reducers
This study establishes a systematic approach for fatigue testing of spur gear chains in coaxial twin-rotor helicopter reducers, focusing on
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Numerical Analysis and Experimental Study on Dynamic Temperature Field of Planetary Gear Transmission System
This paper presents a comprehensive numerical and experimental investigation of dynamic temperature fields in planetary gear transmission systems, addressing critical
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Fault Diagnosis of Spiral Bevel Gears Using Modulation Signal Bispectrum and Convolutional Neural Networks
Spiral bevel gears are critical components in aerospace, marine propulsion, and heavy machinery due to their high load capacity and
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3D Reconstruction of Cylindrical Gears from DXF Files with Tolerance Integration
This paper presents a novel methodology for reconstructing cylindrical gears from engineering drawings in DXF format while preserving critical tolerance
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Reliability Analysis of Helical Gear Simulation Under High and Low Speeds Based on Slice Theory
With the increasing demands for energy efficiency in electric vehicles, helical gears have become critical components in powertrain systems due