Analysis of dynamic behavior of zigzag groove setback arming device with two degree of freedom

Guanglin He*, Hefei Tian

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

Focusing on the requirements of safety and reliability of fuze setback arming device of rocket-assisted projectile, a zigzag groove setback device with two degree of freedom was designed with Inventor 6. The dynamic simulation is developed under environment of VisualNastran. The optimum parameters of up inertia-cylinder mass, down inertia-cylinder mass, up inertia-spring rigidity and down inertia-spring rigidity were tested by orthogonal method and simulated. The results indicate that this setback device can effectively differentiate setback overload in launch and impact overload at service handling; credible arming time of fuze is about 128ms when the even overload of the rocket engine is 100g; the optimum mass of up inertia-cylinder and down inertia-cylinder are respectively 3.19g and 1.41g, the optimum rigidity of up inertia-spring and down inertia-spring are respectively 32.7 N/m and 21.8 N/m.

Original languageEnglish
Title of host publicationEquipment Manufacturing Technology and Automation
Pages1739-1744
Number of pages6
DOIs
Publication statusPublished - 2011
Event2011 International Conference on Advanced Design and Manufacturing Engineering, ADME 2011 - Guangzhou, China
Duration: 16 Sept 201118 Sept 2011

Publication series

NameAdvanced Materials Research
Volume317-319
ISSN (Print)1022-6680

Conference

Conference2011 International Conference on Advanced Design and Manufacturing Engineering, ADME 2011
Country/TerritoryChina
CityGuangzhou
Period16/09/1118/09/11

Keywords

  • Dynamic simulation
  • Mathematical model
  • Orthogonal test
  • Two degree of freedom system
  • Zigzag groove

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