WO2014101014A1 - 具有丝材外层的导向套 - Google Patents
具有丝材外层的导向套 Download PDFInfo
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- WO2014101014A1 WO2014101014A1 PCT/CN2012/087565 CN2012087565W WO2014101014A1 WO 2014101014 A1 WO2014101014 A1 WO 2014101014A1 CN 2012087565 W CN2012087565 W CN 2012087565W WO 2014101014 A1 WO2014101014 A1 WO 2014101014A1
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- WIPO (PCT)
- Prior art keywords
- guide sleeve
- fiber
- layer
- sleeve body
- sleeve according
- Prior art date
Links
- 239000000835 fiber Substances 0.000 claims abstract description 57
- 238000000034 method Methods 0.000 abstract description 9
- 230000001965 increasing effect Effects 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 5
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 34
- 239000002131 composite material Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000012783 reinforcing fiber Substances 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012761 high-performance material Substances 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a non-planar shape
- B32B1/08—Tubular products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/245—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
Definitions
- the present invention relates to the field of guide sleeve manufacturing, and in particular to a guide sleeve having an outer layer of a wire.
- BACKGROUND OF THE INVENTION With the gradual shortage of resources such as petroleum and coal mines in recent years, the production and transportation costs of the material manufacturing industry have greatly increased. Therefore, many researchers now focus on the lightweight technology of materials, especially in aerospace and automobiles. And other fields. On the basis of ensuring the performance requirements of materials, reducing the weight of materials used can greatly reduce energy consumption during production and transportation. Composite materials have been widely used in aerospace, automotive, artificial biological tissue manufacturing and other industries in recent years due to their small specific gravity, high modulus, high strength, fatigue resistance and corrosion resistance.
- the three-dimensional braided composite material process has obvious advantages over traditional composite materials manufacturing processes such as laminated composite materials.
- the impregnation effect is not ideal during the impregnation, the pores or even the dry fibers are present inside the preform, and the impact resistance of the finished product is poor.
- 201010125066.5 discloses a three-dimensional braided composite prefabricated weaving method in which a guide sleeve is contained inside a preform, and the guide sleeve is used as a Z-direction reinforcement body, and the fiber is wound and braided with the position of the guide sleeve as a base point. It can effectively improve the impact resistance of three-dimensional braided composite parts and prevent delamination when the parts are stressed.
- the guide sleeve proposed in the patent When the outer wall of the guide sleeve is smooth, the fiber bundle is easily slid and deviated from the original position during knitting, resulting in poor proximity of the preform; if threads, serrations, etc.
- the present invention is directed to a guide sleeve having an outer layer of a wire material to solve the technical problem that the prior art fiber and the guide sleeve are slidable at the nip, or the stress concentration at the nip portion causes the guide sleeve to be deformed or even broken.
- a guide sleeve having an outer layer of a wire material is provided.
- the guide sleeve includes a guide sleeve body and a fiber layer disposed on the guide sleeve body. Further, the fiber layer is formed by randomly attaching the single fibers to the guide sleeve body. Further, the fiber layer is formed by the fiber bundle being randomly attached to the guide sleeve body. Further, the fiber layer is formed by sequentially attaching a single fiber to the guide sleeve body. In a stepwise manner, the individual fibers are arranged in a grid. Further, the fiber layer is formed by orderly attachment of the fiber bundles to the guide sleeve body. Further, the fiber bundles are arranged in a grid. Further, the guide sleeve body is a pipe.
- the guide sleeve body is a bar. In the step, the through hole is provided on the bar.
- the guide sleeve having the outer layer of the wire is composed of the guide sleeve body and the fiber layer disposed on the guide sleeve body, and the outer layer of the guide sleeve is no longer a natural surface due to the presence of the fiber layer.
- the uneven fiber layer makes the reinforcing fiber and the guide sleeve have a fixed connection position and is not easy to slide, thereby ensuring the stability of the preform structure, and at the same time improving the bite force between the guide sleeve and the reinforcing fiber bundle and the base body.
- the guide sleeve surface layer of the present invention is increased.
- the method of friction differs from the prior art in that the fiber is locked to the guide sleeve by machining the fitting groove on the guide sleeve, thereby avoiding the increase in cost due to machining and the stress concentration at the groove. Breaking and other issues.
- FIG. 1 is a partial front perspective view showing a guide sleeve according to an exemplary embodiment of the present invention
- FIG. 2 is a partial axial view of a guide sleeve having an outer layer of a wire according to an exemplary embodiment of the present invention.
- FIG. 3 is a top plan view showing a guide sleeve having an outer layer of a wire according to an exemplary embodiment of the present invention.
- the guide sleeve having the outer layer of the wire comprises a guide sleeve body 1 and a fibrous layer 2 disposed on the guide sleeve body 1.
- the guide sleeve is composed of a guide sleeve body and a fiber layer disposed on the guide sleeve body.
- the outer layer of the guide sleeve Due to the presence of the fiber layer, the outer layer of the guide sleeve is no longer a natural surface, and the uneven fibrous layer enhances The connection position between the fiber and the guide sleeve is fixed, and it is not easy to slide, thereby ensuring the stability of the structure of the preform, and at the same time improving the bite force between the guide sleeve and the reinforcing fiber bundle and the substrate.
- the method for increasing the friction of the surface layer of the guide sleeve is different from the method of the present invention. In the prior art, by fitting the fitting groove on the guide sleeve to lock the fiber and the guide sleeve, problems such as an increase in cost due to machining and easy breakage of the groove due to stress concentration are avoided.
- the fiber layer 2 may be formed by randomly attaching a single fiber to the guide sleeve body 1 as shown in FIG. 1; or the fiber bundle may be attached to the guide sleeve body 1 in an disorderly manner. form.
- the fibrous layer 2 may be formed by sequentially attaching a single fiber or a fiber bundle to the guide sleeve body 1.
- the gap between the single fibers is larger than the diameter of the single fiber.
- the fibrous layer may be formed by sequentially attaching the fiber bundles to the guide sleeve body.
- the gap between the fiber bundles is larger than the diameter of the single fibers forming the fiber bundle.
- the ordered arrangement may be arranged in a grid or in an ordered arrangement such as a strip arrangement.
- the single fibers or bundles may be arranged axially or laterally along the guide sleeve.
- the material of the fiber or fiber bundle may be carbon fiber, aramid fiber, wire or the like.
- the guide sleeve body 1 is a tube.
- the pipe wall of the pipe is provided with a through hole for circulating a substrate such as a resin.
- the guide sleeve body 1 may also be a rod, and the rod may also be provided with a through hole.
- the material of the guide sleeve can be carbon fiber or metal materials such as stainless steel and titanium alloy, as well as other high performance materials.
- the guide sleeve having the outer layer of the wire of the invention can be manufactured by the following method: First, the outer surface of the guide sleeve is cleaned with acetone, alcohol, etc., and after being dried, the fluid matrix is prepared, and the disordered fiber is used. Adhesively forms a fiber layer on the outer surface of the outer sleeve of the guide sleeve, and completely covers the outer surface of the guide sleeve body. After the base body is solidified, the outer layer filament is firmly adhered to the guide sleeve body.
- the guide sleeve with the outer layer of the wire provided by the invention has the advantages that - 1)
- the outer layer of the guiding sleeve is no longer a natural surface, and the uneven fibrous layer makes the reinforcing fiber and the guiding sleeve have a fixed connection position and is not easy to slide, thereby ensuring the stability of the preform structure and improving the guiding sleeve and the reinforcing fiber bundle and the matrix. Occlusal force
- the guiding sleeve proposed by the invention avoids the cost increase caused by machining, the groove is easily broken due to stress concentration, etc.
- the guide sleeve is simple in preparation method and wide in applicability.
- the guide sleeve is not limited by materials, dimensions, etc.
- the material and arrangement of the outer layer fibers can also be selected according to actual requirements. For those skilled in the art, some variations that may be directly derived or associated from the disclosure and common knowledge of the present disclosure will be apparent to those skilled in the art, and those skilled in the art will recognize that other methods may be employed.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
一种具有丝材外层的导向套，该导向套包括导向套本体及设置在导向套本体上的纤维层。该导向套由于纤维层的存在，使得导向套外层不再是自然面，凹凸不平的纤维层使得增强纤维与导向套连接位置固定，不易滑动，从而保证预制体结构的稳定，同时提高了导向套与增强纤维束、基体之间的咬合力。除此之外，上述导向套增加表层摩擦力的方法不同于现有技术中通过在导向套上加工嵌合凹槽使纤维与导向套锁紧的手段，避免了机加工产生的成本增加、及凹槽处由于应力集中而容易断裂等问题。
Description
具有丝材外层的导向套 技术领域 本发明涉及导向套制造领域， 具体而言， 涉及一种具有丝材外层的导向套。 背景技术 随着近些年石油、 煤矿等资源的逐渐匮乏， 材料制造业的生产和运输成本大大增 力口， 因此， 现在许多研究者着重于研究材料的轻量化技术， 尤其在航天航空、 汽车等 领域。 在保证材料的性能要求的基础上， 减少所用材料的重量能极大的减少生产和运 输时的能源消耗。 复合材料由于其具有比重小、 高模量、 高强度、 抗疲劳、 耐腐蚀等 性能优势， 近些年越来越广泛的应用到航天航空、 汽车、 人造生物组织制造等行业。 国内外对于三维制造复合材料的研究已取得了许多成果， 三维编织复合材料工艺 相对层合复合材料等传统复合材料制造工艺有着明显的优势。 但是现有的三维编织复 合材料制备工艺生产出来的复合材料仍存在不少问题： 浸渍时浸润效果不理想， 预制 件内部存在孔洞甚至干纤维的情况； 同时成品 z向抗冲击能力差等。 中国专利号 201010125066.5的专利， 公开了一种预制件内部含有导向套的三维编 织复合材料预制件编织方法， 将导向套作为 Z向增强体， 纤维以导向套所在位置为基 点进行缠绕编织， 该方法能有效的提高三维编织复合材料制件的抗冲击性能、 防止制 件受力时出现脱层等问题。 但是该专利中提出的导向套结构存在不足， 当导向套外壁 光滑时， 在编织时纤维束容易滑动而偏离原始位置， 从而导致预制件近形性差； 若在 导向套上加工出螺纹、 锯齿等用来嵌合纤维束的结构时， 这些带有嵌合凹槽的导向套 所制备出来的复合材料制件在承受外力时， 这些螺纹、 锯齿等机加工处易产生应力集 中， 导向套容易产生塑性变形甚至导致断裂。 发明内容 本发明旨在提供一种具有丝材外层的导向套， 以解决现有技术中纤维与导向套咬 合处易滑动、 或咬合处应力集中导致导向套变形甚至断裂的技术问题。 为了实现上述目的，根据本发明的一个方面，提供了一种具有丝材外层的导向套。 该导向套包括导向套本体及设置在导向套本体上的纤维层。 进一步地， 纤维层是单纤维无序地附着在导向套本体上形成。
进—步地， 纤维层是纤维束无序地附着在导向套本体上形成。 进—步地， 纤维层是单纤维有序地附着在导向套本体上形成。 进—步地， 单纤维呈网格状排列。 进—步地， 纤维层是纤维束有序地附着在导向套本体上形成。 进—步地， 纤维束呈网格状排列。 进—步地， 导向套本体是管材。 进—步地， 管材的管壁上设置有通孔。 进—步地， 导向套本体是棒材。 进—步地， 棒材上设置有通孔。 应用本发明的技术方案， 具有丝材外层的导向套由导向套本体及设置在该导向套 本体上的纤维层组成， 由于纤维层的存在， 使得导向套外层不再是自然面， 凹凸不平 的纤维层使得增强纤维与导向套连接位置固定， 不易滑动， 从而保证预制体结构的稳 定， 同时提高了导向套与增强纤维束、 基体之间的咬合力另外， 本发明的增加导向套 表层摩擦力的方法不同于现有技术中通过在导向套上加工嵌合凹槽使纤维与导向套锁 紧的手段， 因此， 避免了机加工产生的成本增加、 及凹槽处由于应力集中而容易断裂 等问题。 附图说明 说明书附图用来提供对本发明的进一步理解， 构成本发明的一部分， 本发明的示 意性实施例及其说明用于解释本发明， 并不构成对本发明的不当限定。 在附图中： 图 1示出了根据本发明典型实施例的导向套的局部主视结构示意图； 图 2示出了根据本发明典型实施例的具有丝材外层的导向套的局部轴向剖视结构 示意图； 以及 图 3示出了根据本发明典型实施例的具有丝材外层的导向套的俯视结构示意图。
具体实施方式 需要说明的是， 在不冲突的情况下， 本发明中的实施例及实施例中的特征可以相 互组合。 下面将参考附图并结合实施例来详细说明本发明。 根据本发明典型的实施例， 如图 1所示， 具有丝材外层的导向套包括导向套本体 1及设置在导向套本体 1上的纤维层 2。应用本发明的技术方案， 导向套由导向套本体 及设置在该导向套本体上的纤维层组成， 由于纤维层的存在， 使得导向套外层不再是 自然面， 凹凸不平的纤维层使得增强纤维与导向套连接位置固定， 不易滑动， 从而保 证预制体结构的稳定， 同时提高了导向套与增强纤维束、 基体之间的咬合力另外， 本 发明的增加导向套表层摩擦力的方法不同于现有技术中通过在导向套上加工嵌合凹槽 使纤维与导向套锁紧的手段， 因此， 避免了机加工产生的成本增加、 及凹槽处由于应 力集中而容易断裂等问题。 根据本发明的一种典型实施例， 纤维层 2可以是单纤维无序地附着在导向套本体 1上形成， 如图 1所示； 也可以是纤维束无序地附着在导向套本体 1上形成。 如图 2 和 3所示， 纤维层 2可以是单纤维或纤维束有序地附着在导向套本体 1上形成， 优选 地， 单纤维之间的间隙大于单纤维的直径。 纤维层可以是纤维束有序地附着在导向套 本体上形成， 优选地， 纤维束之间的间隙大于形成纤维束的单纤维的直径。 这种有序 地排列可以呈网格状排列， 也可以成条状排列等各类有序排列， 例如， 单纤维或纤维 束可以沿导向套轴向排列或横向排列。 上述纤维或纤维束的材质可以是碳纤维、 芳纶 纤维、 金属丝等。 根据本发明的一种典型实施例， 导向套本体 1是管材。 优选地， 管材的管壁上设 置有通孔， 供树脂等基体流通。 当然， 导向套本体 1也可以是棒材， 该棒材上也可以 设置有通孔。 导向套的材质可以是碳纤维或是不锈钢、 钛合金等金属材料， 以及其他 高性能材料。 本发明的具有丝材外层的导向套可以通过下述方法制造： 首先导向套本体外表面 用丙酮、 酒精等清洗干净， 待干燥后刷上配好的流体状基体， 将杂乱无序的纤维黏着 在导向套外本体外表面形成纤维层， 并完全包覆导向套本体的外表面， 基体固化后外 层纤维丝牢固的附着在导向套本体上。 附着的纤维层不能太密集， 纤维丝之间应留有 远大于纤维丝直径的间隙。 相对已有的复合材料编织预制体中的导向套来说， 本发明所提供的具有丝材外层 的导向套， 其优势在于-
1 )导向套外层不再是自然面， 凹凸不平的纤维层使得增强纤维与导向套连接位置 固定， 不易滑动， 从而保证预制体结构的稳定， 同时提高了导向套与增强纤维束、 基 体之间的咬合力；
2)不同于通过在导向套上加工嵌合凹槽使增强纤维与导向套锁紧的手段，本发明 提出的导向套避免了机加工产生的成本增加、凹槽处由于应力集中而容易断裂等问题;
3 ) 的导向套制备方法简单、 适用性广， 其中导向套不受材质、 尺寸等条件限制， 外层纤维的材质、 排布方式亦可根据实际要求自行选择。 对于本领域技术人员来说， 在本专利构思及具体实施例启示下， 能够从本专利公 开内容及常识直接导出或联想到的一些变形， 本领域普通技术人员将意识到也可采用 其他方法， 或现有技术中常用公知技术的替代， 以及特征的等效变化或修饰， 特征间 的相互不同的组合，例如外层纤维层厚度的变化， 纤维层与导向套的粘合方式的改变， 导向套尺寸的改变等等的非实质性改动， 同样可以被应用， 都能实现本专利描述功能 和效果， 不再一一举例展开细说， 均属本专利保护范围。 以上所述仅为本发明的优选实施例而已， 并不用于限制本发明， 对于本领域的技 术人员来说， 本发明可以有各种更改和变化。 凡在本发明的精神和原则之内， 所作的 任何修改、 等同替换、 改进等， 均应包含在本发明的保护范围之内。
Claims
1. 一种具有丝材外层的导向套， 其特征在于， 包括导向套本体（1 )及设置在所述 导向套本体 （1 ) 上的纤维层 （2)。
2. 根据权利要求 1所述的导向套， 其特征在于， 所述纤维层（2)是单纤维无序地 附着在所述导向套本体 （1 ) 上形成。
3. 根据权利要求 1所述的导向套， 其特征在于， 所述纤维层（2)是纤维束无序地 附着在所述导向套本体 （1 ) 上形成。
4. 根据权利要求 1所述的导向套， 其特征在于， 所述纤维层（2)是单纤维有序地 附着在所述导向套本体 （1 ) 上形成。
5. 根据权利要求 4所述的导向套， 其特征在于， 所述单纤维呈网格状排列。
6. 根据权利要求 1所述的导向套， 其特征在于， 所述纤维层（2)是纤维束有序地 附着在所述导向套本体 （1 ) 上形成。
7. 根据权利要求 6所述的导向套， 其特征在于， 所述纤维束呈网格状排列。
8. 根据权利要求 1所述的导向套， 其特征在于， 所述导向套本体 （1 ) 是管材。
9. 根据权利要求 8所述的导向套， 其特征在于， 所述管材的管壁上设置有通孔。
10. 根据权利要求 1所述的导向套， 其特征在于， 所述导向套本体 （1 ) 是棒材。
11. 根据权利要求 10所述的导向套， 其特征在于， 所述棒材上设置有通孔。
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| WO1980002328A1 (en) * | 1979-04-23 | 1980-10-30 | Gte Prod Corp | Elastomeric fiber optic splice |
| GB2478768A (en) * | 2010-03-18 | 2011-09-21 | Marathon Belting Ltd | Wrapped woven fibrous structure with seamless woven tube sheath |
| CN102192396A (zh) * | 2010-03-16 | 2011-09-21 | 机械科学研究总院先进制造技术研究中心 | 一种复合材料三维织造成形方法 |
| CN102517760A (zh) * | 2011-12-31 | 2012-06-27 | 机械科学研究总院先进制造技术研究中心 | 一种复合材料预制件分层织造成形方法 |
| CN102517761A (zh) * | 2011-12-31 | 2012-06-27 | 机械科学研究总院先进制造技术研究中心 | 一种复合材料预制件层间增强织造成形方法 |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1980002328A1 (en) * | 1979-04-23 | 1980-10-30 | Gte Prod Corp | Elastomeric fiber optic splice |
| CN102192396A (zh) * | 2010-03-16 | 2011-09-21 | 机械科学研究总院先进制造技术研究中心 | 一种复合材料三维织造成形方法 |
| GB2478768A (en) * | 2010-03-18 | 2011-09-21 | Marathon Belting Ltd | Wrapped woven fibrous structure with seamless woven tube sheath |
| CN102517760A (zh) * | 2011-12-31 | 2012-06-27 | 机械科学研究总院先进制造技术研究中心 | 一种复合材料预制件分层织造成形方法 |
| CN102517761A (zh) * | 2011-12-31 | 2012-06-27 | 机械科学研究总院先进制造技术研究中心 | 一种复合材料预制件层间增强织造成形方法 |
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