Comparing the Performance of the Biathlon Rifles with Wooden and Titanium Frames

The present paper describes preliminary results of studies carried out using a new measurement setup and a biathlon rifle with two different interchangeable stocks: a commercial, mainly wooden one and one additively manufactured from titanium alloy and a polymer PA 2200, employing lightweight, 3D la...

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Main Authors: Andrey Koptyug, Mikael Bäckström, Victor Olsson
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:Proceedings
Subjects:
Online Access:https://www.mdpi.com/2504-3900/49/1/62
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author Andrey Koptyug
Mikael Bäckström
Victor Olsson
author_facet Andrey Koptyug
Mikael Bäckström
Victor Olsson
author_sort Andrey Koptyug
collection DOAJ
description The present paper describes preliminary results of studies carried out using a new measurement setup and a biathlon rifle with two different interchangeable stocks: a commercial, mainly wooden one and one additively manufactured from titanium alloy and a polymer PA 2200, employing lightweight, 3D lattice architecture. A finite element analysis of the predicted mechanical properties of new design elements was carried out prior to the manufacturing. Experiments were carried out using a novel setup for the assessment of athlete and rifle performance in biathlon shooting. Data acquisition was carried out at the rates of few kilosamples per second, using a combination of an airbag-based rifle butt pressure sensor, a trigger loading sensor, strap load cell, and two tri-axis MEMS sensors—an accelerometer and a gyroscope. All tests indicate that a rifle stock additively manufactured from titanium alloy could provide better recoil damping compared to the commercial, mainly wooden one. Together with the high capacity of additive manufacturing technologies in equipment individualization, this may provide additional possibilities for the improvement of sports rifle construction and help athletes achieve better results in competitions.
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spelling doaj.art-83dd6303729947429dd4f46bbbb0f5f02023-11-20T03:48:20ZengMDPI AGProceedings2504-39002020-06-014916210.3390/proceedings2020049062Comparing the Performance of the Biathlon Rifles with Wooden and Titanium FramesAndrey Koptyug0Mikael Bäckström1Victor Olsson2SportsTech Research Center, Mid Sweden University, 831 25 Östersund, SwedenSportsTech Research Center, Mid Sweden University, 831 25 Östersund, SwedenSportsTech Research Center, Mid Sweden University, 831 25 Östersund, SwedenThe present paper describes preliminary results of studies carried out using a new measurement setup and a biathlon rifle with two different interchangeable stocks: a commercial, mainly wooden one and one additively manufactured from titanium alloy and a polymer PA 2200, employing lightweight, 3D lattice architecture. A finite element analysis of the predicted mechanical properties of new design elements was carried out prior to the manufacturing. Experiments were carried out using a novel setup for the assessment of athlete and rifle performance in biathlon shooting. Data acquisition was carried out at the rates of few kilosamples per second, using a combination of an airbag-based rifle butt pressure sensor, a trigger loading sensor, strap load cell, and two tri-axis MEMS sensors—an accelerometer and a gyroscope. All tests indicate that a rifle stock additively manufactured from titanium alloy could provide better recoil damping compared to the commercial, mainly wooden one. Together with the high capacity of additive manufacturing technologies in equipment individualization, this may provide additional possibilities for the improvement of sports rifle construction and help athletes achieve better results in competitions.https://www.mdpi.com/2504-3900/49/1/62biathlon rifleshooting dynamicsrecoilsensorsadditive manufacturing
spellingShingle Andrey Koptyug
Mikael Bäckström
Victor Olsson
Comparing the Performance of the Biathlon Rifles with Wooden and Titanium Frames
Proceedings
biathlon rifle
shooting dynamics
recoil
sensors
additive manufacturing
title Comparing the Performance of the Biathlon Rifles with Wooden and Titanium Frames
title_full Comparing the Performance of the Biathlon Rifles with Wooden and Titanium Frames
title_fullStr Comparing the Performance of the Biathlon Rifles with Wooden and Titanium Frames
title_full_unstemmed Comparing the Performance of the Biathlon Rifles with Wooden and Titanium Frames
title_short Comparing the Performance of the Biathlon Rifles with Wooden and Titanium Frames
title_sort comparing the performance of the biathlon rifles with wooden and titanium frames
topic biathlon rifle
shooting dynamics
recoil
sensors
additive manufacturing
url https://www.mdpi.com/2504-3900/49/1/62
work_keys_str_mv AT andreykoptyug comparingtheperformanceofthebiathlonrifleswithwoodenandtitaniumframes
AT mikaelbackstrom comparingtheperformanceofthebiathlonrifleswithwoodenandtitaniumframes
AT victorolsson comparingtheperformanceofthebiathlonrifleswithwoodenandtitaniumframes