Design and meshing characteristics analysis of a harmonic drive three-dimensional tooth profile based on addendum modification
December 2026
Existing research on harmonic drive gears mainly focuses on two-dimensional tooth profile design and simple modification along the tooth direction. Three-dimensional redesign of the tooth profile can...
Shipboard wire arc additive manufacturing under oscillatory conditions: Process analysis and forming characteristics
December 2026
The shipboard Wire Arc Additive Manufacturing (WAAM) provides the potential for the production and repair of critical components during offshore operations, enabling rapid, on-demand fabrication in...
Study on structure optimization of a load port-independent double-spool electro-hydraulic valve
December 2026
To improve the dynamic characteristics of an electro-hydraulic valve system with an independent double-valve core at the load port, this study derives the system state space equation of the main stage...
Improved steerable needle: Design, control, and validation
December 2026
Actively steerable needles have received increasing attention owing to their ability to reduce puncture deviations and enhance precision in minimally invasive procedures. However, the existing needle...
Advancements and theoretical foundations of cable-driven parallel robots: A comprehensive overview
December 2026
Parallel robotic mechanisms using cables instead of rigid limbs are termed cable-driven parallel robots (CDPRs). Electric motors and pulley mechanisms actuate cables to provide motion for an end-effector...
A review of cyber-physical security for intelligent connected vehicles
December 2026
Intelligent connected vehicles (ICVs) integrate advanced communication, sensing, and computing technologies to significantly enhance traffic efficiency, safety, and driving experience. However, its...
Preparation and optimization of a new type of bionic microtextured tool
Available online 21 April 2026
Current research on microtexturing mainly focuses on designing bionic microtextures. Compared with conventional microtextures, bionic microtextures exhibit superior friction reduction performance. However,...
Ergonomic Risk Assessment in Human-Robot Collaboration for Assembly Using Interpretable GAM and Wearable IMUs
Available online 20 April 2026
During the process of manual assembly in human-robot collaboration, the repetitive physical load generated in the dynamic task area can lead to musculoskeletal disorders, thereby affecting the health...
Fast Identification of Cracks in Variable Section Beams Enhanced by Digital Twin
Available online 20 April 2026
The mass, stiffness, and geometrical dimensions of the variable cross-section beams vary along their length. This renders the rapid and accurate obtainment of crack information using conventional methods...
Multi-physical Field Simulation for Quasi-in-situ Evolution of Porosity and Microstructure in WADED 2024 Aluminum Alloy
Available online 18 April 2026
The wire arc directed energy deposited (WADED) 2024 aluminum alloy has significant application potential in in-situ repairing and additive manufacturing. In this circumstance, the additive deposits...
A Spanwise Differential Variable Camber for Morphing Wings Based on Chiral Metamaterials
Available online 18 April 2026
Traditional rigid mechanisms used in airfoils often result in gaps and bulges, adversely affecting the aircraft's performance and economy while the continuous variant wing has significant advantages...
Active disturbance rejection control based on data-driven feedforward compensation for single gimbal control moment gyroscope
Available online 17 April 2026
The gimbal servo system of a single gimbal control moment gyroscope (SGCMG) on small satellites is often affected by various factors, including gyro torque, electromechanical coupling effects, and tribological...
Energy absorption performances of lattice structures with unevenness strut diameter under uniaxial compression
Available online 17 April 2026
Strut-based lattice structures characterized by high-energy absorption control and low weight are considered excellent lightweight candidate materials in many fields such as aerospace, automobile manufacturing,...
Heat transfer mechanism in on-orbit vacuum and thermal conditions during drilling process
Available online 14 April 2026
Manufacturing on-orbit is crucial for advancing human space exploration due to its on-demand production capabilities. However, the extreme on-orbit environment, characterized by high vacuum and complex...
Theoretical and experimental research on two-dimensional piston dynamic flowmeter
Available online 13 April 2026
Dynamic flow signals and pressure signals can directly respond to the dynamic characteristics of the hydraulic system. This paper introduces a two-dimensional (2D) piston dynamic flowmeter that features...
Image enhancement and segmentation decision network for surface defect detection of plunger rods in pneumatic cylinders
Available online 10 April 2026
Pneumatic systems are extensively utilized across various industries due to their cost-effectiveness and cleanliness. Surface defects in cylinder piston rods can lead to various issues within pneumatic...
Tooth Profile Modification and Meshing Characteristics for a Novel Precision Movable Tooth Drive Based on Logarithmic Spiral
Available online 10 April 2026
The logarithmic spiral movable tooth driver (LSMTD) is a new type of precision heavy-duty transmission, which is expected to solve the coexistence of high precision, strong overload and high-power density...
Dual-functional enhancement of TC4 Titanium implant surfaces via Ultrasonic vibration machining and Alkali-thermal treatment
Available online 8 April 2026
Surface micro/nanostructures play a crucial role in improving the biocompatibility and mechanical performance of titanium alloy implants. However, conventional fabrication methods often face challenges...
Dynamic-Domain H∞ Control for Automotive Electronically Controlled Suspension under Pulse Inputs
Available online 7 April 2026
When subjected to road pulse inputs such as speed bumps, automotive suspension systems often generate vibrations that reduce ride comfort. The stochastic nature of these inputs makes their timely and...
Design and experimental verification of nonlinear quasi-zero stiffness isolator for heavy-duty vehicles
Available online 7 April 2026
A nonlinear quasi-zero stiffness (QZS) isolator is proposed to reduce torsional vibration for heavy-duty vehicle transmission systems. Intended to address the contradiction between the high static stiffness...
Large Models for Machinery Fault Diagnosis: Current Advances and Future Directions
Available online 2 April 2026
Machinery fault diagnosis (MFD) is critical for the intelligent operation and maintenance of advanced equipment, contributing to enhanced safety, improved efficiency and reduced operating costs. Early...
3DA-VTG: An Explicitly Aligned Visuo-Tactile Grasp Dataset and Dual-Branch Fusion Method for Robotic Stable Grasp
Available online 30 March 2026
Recent advances in multimodal technologies and tactile sensing have spurred increasing interest in visuo-tactile fusion for enhancing in-contact robotic grasping performance. However, existing visual-tactile...
Optimization of Knowledge Graph Search Methods Enabled by Large Language Models with Applications to Fault Diagnosis of Electromechanical Systems
Available online 30 March 2026
Under the trend of industrial intelligence upgrading, electromechanical systems serve as a crucial component for ensuring the normal operation of equipment. The accuracy of fault diagnosis directly...
High-precision vision-based circular holes diameter measurement method for robotic drilling
Available online 30 March 2026
Hole accuracy significantly influences the fatigue performance of skin-panel joints, and its inspection is both fundamental and technically challenging. With advantages like efficiency, automation,...
Enhanced Logic-Based Benders Decomposition Approaches for Flexible Job Shop Scheduling Benchmark Problem with Discrete Operation Sequence Flexibility
Available online 29 March 2026
In real manufacturing environments, several operations within a job may not adhere to a strict processing sequence and can be executed at arbitrary positions. However, the traditional flexible job shop...