CN1054306A - 回转阻铁发射机 - Google Patents

回转阻铁发射机 Download PDF

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Publication number
CN1054306A
CN1054306A CN 91101877 CN91101877A CN1054306A CN 1054306 A CN1054306 A CN 1054306A CN 91101877 CN91101877 CN 91101877 CN 91101877 A CN91101877 A CN 91101877A CN 1054306 A CN1054306 A CN 1054306A
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sear
revolution
support
axis hole
pivot
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CN 91101877
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张平
唐文烈
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Individual
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Individual
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Priority to CN 91101877 priority Critical patent/CN1054306A/zh
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Abstract

本发明涉及手持轻武器发射机构。解决现有发 射机板机工作行程过长,阻铁与导轨摩擦面阻力大, 从而直接影响射击精度。其特征是为回转阻铁,通过 回转阻铁轴将回转阻铁安装在发射支架上,回转阻铁 轴与回转阻铁轴孔及支架回转阻铁轴孔组成转动配 合。变原阻铁在导轨平行移动摩擦为转轴摩擦,原阻 铁平移直动为回转阻铁作回转变矩转动,使板机行程 从6~7毫米缩短为2~2.5毫米,减小了摩擦阻力, 减轻了板机引力,射击时操作容易,为射击精度的提 高和保证创造了条件。

Description

本发明涉及手持轻武器发射机构。
现有手持轻武器发射机,例如7.62毫米自动步枪上的发射机,在结构上存在缺点:其阻铁是带有凹槽的,在发射支架上设有与上述凹槽为滑动配合的导轨,发射时,阻铁在发射支架的导轨上作平行移动,其结果一是板机工作行程过长;二是导轨与凹槽滑动配合的摩擦面阻力大,使射手难以进行操作控制,直接影响射击精度。本发明最接近对比文献为SKS半自动步枪直动阻铁发射机设计资料。见国防工业出版社出版《枪械手册》306~307页。
本发明的目的是对上述发射机,在结构上作出改进,将原有直动阻铁,设计为回转阻铁,使上述发射机在结构上存在的以上所说的缺点得到克服。
本发明的目的是这样达到的:回转阻铁发射机,包括发射支架、保险轴、保险簧、板机、击火联杆、板机簧、击锤簧、击锤簧导杆、击锤、单发杠杆、自动击发杆、阻铁、阻铁簧、阻铁簧导杆、支架轴、弹仑盖扣、自动击发杆轴以及板机轴,本发明的特征是为回转阻铁,其上设有回转阻铁轴孔,在发射支架上设有档耳及安装回转阻铁轴的支架回转阻铁轴孔,该孔为对穿孔,通过回转阻铁轴,将回转阻铁结合在发射支架上,回转阻铁轴与回转阻铁轴孔及支架回转阻铁轴孔组成转动配合。
以下通过附图和实施例对本发明作进一步说明:
图1为回转阻铁发射机结构示意图。
图2为回转阻铁形状构造示意图。
图3为回转阻铁安装示意图。
图中标记:1.发射支架,2.保险,3.保险轴,4.保险簧,5.板机,6.击火联杆,7.板机簧,8.击锤簧,9.击锤簧导杆,10.击锤,11.单发杠杆,12.自动击发杆,13.回转阻铁,14.阻铁簧,15.阻铁簧导杆,16.支架轴,17.弹仓盖扣,18.回转阻铁轴,19.自动发射杆轴,20.板机轴,21.支架回转阻铁轴孔,22.档耳,23.回转阻铁轴孔。
如附图所示,回转阻铁13上设有回转阻铁轴孔23,发射支架1上设有档耳22及支架回转阻铁轴孔21,通过回转阻铁轴18,将回转阻铁13结合在发射支架1上,这样回转阻铁13在发射支架1上可作回转转动,档耳22则起着阻档回转阻铁13后转定位作用。其效果是达到了变原阻铁在导槽导轨平行移动摩擦为转轴摩擦,原阻铁平移直动为回转变矩转动,从而使板机工作行程从6~7毫米缩短为2~2.5毫米,原阻铁导槽与发射支架的导轨相接触产生的多面平移摩擦阻力为单纯的转轴摩擦阻力,减轻了板机的引力,因此使射手进行瞄准射击时操作容易,为射击精度的提高和保证创造了切实的条件。

Claims (1)

  1. 回转阻铁发射机,包括发射支架、保险轴、保险簧、板机、击火联杆、板机簧、击锤簧、击锤簧导杆、击锤、单发杠杆、自动击发杆、阻铁、阻铁簧、阻铁簧导杆、支架轴、弹仑盖扣、自动击发杆轴以及板机轴,本发明的特征是为回转阻铁,其上设有回转阻铁轴孔,在发射支架上设有档耳及安装回转阻铁轴的支架回转阻铁轴孔,该孔为对穿孔,通过回转阻铁轴将回转阻铁结合在发射支架上,回转阻铁轴与回转阻铁轴孔及支架回转阻铁轴孔组成转动配合。
CN 91101877 1991-03-30 1991-03-30 回转阻铁发射机 Pending CN1054306A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 91101877 CN1054306A (zh) 1991-03-30 1991-03-30 回转阻铁发射机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 91101877 CN1054306A (zh) 1991-03-30 1991-03-30 回转阻铁发射机

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CN1054306A true CN1054306A (zh) 1991-09-04

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CN 91101877 Pending CN1054306A (zh) 1991-03-30 1991-03-30 回转阻铁发射机

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113945114A (zh) * 2021-07-06 2022-01-18 重庆建设工业(集团)有限责任公司 一种机枪发射机

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113945114A (zh) * 2021-07-06 2022-01-18 重庆建设工业(集团)有限责任公司 一种机枪发射机
CN113945114B (zh) * 2021-07-06 2023-01-20 重庆建设工业(集团)有限责任公司 一种机枪发射机

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