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Research and Development of High-performance Explosives
Published on: February 20, 2016
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Simulation and Test of a MEMS Arming Device for a Fuze
Yu Qin1, Yanbai Shen1, Xiannan Zou2
1School of Resources and Civil Engineering, Northeastern University, Shenyang 110819, China.
Micromachines
|July 27, 2022
Summary
A new Micro-Electro-Mechanical Systems (MEMS) arming device for a 40 mm grenade fuze enhances structural strength. This design ensures reliable safety release and arming safety for grenade applications.
Area of Science:
- Engineering
- Mechanical Engineering
- Defense Technology
Background:
- Addressing structural integrity challenges in Micro-Electro-Mechanical Systems (MEMS) arming devices for fuzes.
- The need for enhanced safety and reliability in grenade arming mechanisms.
Purpose of the Study:
- To design and validate a novel MEMS arming device for a specific 40 mm grenade.
- To improve the structural strength and ensure the functional reliability and safety of the arming device.
Main Methods:
- Introduction to the working principle of the designed arming device.
- Simulation of critical components including the shear pin, rotary pin, and locking mechanism.
- Development of specialized test tools for verification and rigorous testing of explosion reliability and arming safety.
Main Results:
- The designed MEMS arming device demonstrates improved structural strength.
- The device successfully meets the safety release action requirements for the 40 mm grenade.
- Performance validation confirms the device's suitability for explosion reliability and arming safety applications.
Conclusions:
- The novel MEMS arming device effectively solves structural strength issues.
- The design meets the stringent requirements for safety release, explosion reliability, and arming safety in 40 mm grenades.
- This advancement contributes to the safety and effectiveness of grenade fuzes.
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