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    • 6. 发明授权
    • 고체추진제 그레인 성형장치 및 이를 이용한 성형방법
    • KR101740197B1
    • 2017-05-25
    • KR1020160136198
    • 2016-10-20
    • 주식회사 한화
    • 서항석
    • C06B21/00C06B45/10C06B29/22
    • 본발명은고체추진제그레인에관한것으로, 보다상세하게는고체추진제그레인성형시 내부에기체가인입되어기공이형성되는것을방지하고구속장치의자력에의해비접촉식으로구속되고자력을제거함으로써구속이해제되는성형치구를적용한고체추진제그레인성형장치및 이를이용한고체추진제그레인성형방법에관한것이다. 본발명의고체추진제그레인성형장치는일측에압력출입구가형성된상부케이스; 상기상부케이스와조립되어연결되고내부에액체의유출입이가능하도록일측에는액체입구가타측에는액체출구가형성된하부케이스; 상기하부케이스의상부외면에음각으로형성되고연소관이밀착되어안착될수 있도록상기연소관의외면형상과동일하게형성된안착부; 상기상부케이스의내면에위치하고상기안착부의좌우중심선의일직선상에위치하는성형봉; 및상기상부케이스의외면에위치하는성형봉구속장치;를포함하고, 상기성형봉은상기성형봉구속장치의자력에의해비접촉식으로구속되거나상기자력이제거됨에의해구속이해제되는것을특징으로한다.
    • 9. 发明公开
    • 열가소성 고체 추진제의 제조방법
    • 热塑性固体推进剂的制造方法
    • KR1020140124913A
    • 2014-10-28
    • KR1020130027201
    • 2013-03-14
    • 엘아이지풍산프로테크(주)
    • 이영근조준현정해영이호진박일
    • C06B23/00C06B21/00C06D5/00
    • C06B23/00C06B21/00C06B23/001C06D5/00
    • The present invention relates to a manufacturing method of a thermoplastic solid propellant, which is able to obtain a thermoplastic solid propellant that has a prolonged life time and can be regenerated and recycled by using a thermoplastic resin as a binder in manufacturing a solid propellant used in rockets or missiles. The manufacturing method of a thermoplastic solid propellant comprises a weighing step of weighing and preparing source materials including an oxidation agent, a thermoplastic resin binder, a plasticizer, metal fuel and an additive according to a mixing ratio (S10); a mixing step of uniformly mixing the prepared source materials to obtain a mixture (S20); a rolling step of inputting the mixture into a roller and processing the mixture in a sheet form (S30); a cutting step of cutting the rolled propellant sheet in a chip form by using a cutting machine (S40); and a molding step of inputting the chip-shaped propellant into a molder, and molding the same to propellant grains having a desired form while controlling the temperature, pressure and vacuum (S50).
    • 本发明涉及一种热塑性固体推进剂的制造方法,其能够获得具有延长的使用寿命的热塑性固体推进剂,并且可以通过使用热塑性树脂作为粘合剂来再生和循环,制造固体推进剂 火箭弹或导弹。 热塑性固体推进剂的制造方法包括称重步骤,根据混合比称重和制备包括氧化剂,热塑性树脂粘合剂,增塑剂,金属燃料和添加剂的原料; 混合步骤,均匀混合制备的原料以获得混合物(S20); 将混合物输入辊中并以片状形式处理混合物的滚动步骤(S30); 切割步骤,通过使用切割机切割切片形式的轧制推进剂片材(S40); 以及将芯片状推进剂输入到成型机中的成型工序,并将其成型为具有期望形状的推进剂颗粒,同时控制温度,压力和真空(S50)。