CN106741835A - A kind of multiple material metal-integral pull bar and its forming method - Google Patents
A kind of multiple material metal-integral pull bar and its forming method Download PDFInfo
- Publication number
- CN106741835A CN106741835A CN201611251326.7A CN201611251326A CN106741835A CN 106741835 A CN106741835 A CN 106741835A CN 201611251326 A CN201611251326 A CN 201611251326A CN 106741835 A CN106741835 A CN 106741835A
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- CN
- China
- Prior art keywords
- pull bar
- buried district
- multiple material
- metal
- metal parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/26—Attaching the wing or tail units or stabilising surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/22—Corrugating
- B29C53/24—Corrugating of plates or sheets
- B29C53/26—Corrugating of plates or sheets parallel with direction of feed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/56—Winding and joining, e.g. winding spirally
- B29C53/58—Winding and joining, e.g. winding spirally helically
- B29C53/60—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
- B29C53/84—Heating or cooling
- B29C53/845—Heating or cooling especially adapted for winding and joining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2016/00—Articles with corrugations or pleats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/06—Rods, e.g. connecting rods, rails, stakes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The invention discloses a kind of multiple material metal-integral pull bar and its forming method, the pull bar includes metal parts and composite material component, and described metal parts one end is connection function area, and the other end is anti-slip pre- buried district;Anti-slip pre- buried district outer surface is in undaform, and comprising several ring-shaped grooves, the section of groove is inverted isosceles trapezoid, and anti-slip pre- buried district is integrally formed with composite material component and is connected.During shaping, alternately in pre- buried district periphery laying carbon fiber preform prepreg, and using being strengthened at one-way tape prepreg winding trough, it is molded through autoclave cure under pressure.The integrated Tiebar structure is simple, lightweight, and structural strength is high, with preferable fatigue resistance, can be as main load-carrying construction part.
Description
Technical field
The present invention relates to a kind of multiple material metal-integral pull bar and its forming method, belong to unmanned plane field.
Background technology
With the development of composite, the application percentage more and more higher of composite, is increasingly becoming unmanned plane in unmanned plane
The primary load bearing material of structure.And metal material has good machining property, it is adaptable to structural connection position.Therefore, will
Composite is applied to bearing position, metal material and is applied to connecting portion, the Main way as unmanned plane structure design.
In structure design, composite will unavoidably be connected with metallic element, and connecting portion can turn into whole
The weak link of body structure.It is connected with metal more using splicing, mechanical connection and Hybrid connections for multiple material in the prior art
Mode.
But there is following defect in above connected mode:
(1), there is certain problem of aging in, the more difficult control of bonding quality;
(2), mechanically connect perforate and cause stress concentration, joint efficiency is low, and weight is big;
(3), it is glued different with both deformations are mechanically connected in Hybrid connections, carries form inconsistent.
The content of the invention
Technology solve problem of the invention is:Overcome the deficiencies in the prior art, propose a kind of multiple material metal-integral pull bar
And its forming method, solving the problems, such as that multiple material is connected with metal, manufacture is a kind of can be used as the letter of the structure of main load-carrying construction part
It is single, lightweight, and structural strength is high, the multiple material metal pull bar with preferable fatigue resistance.
Technical solution of the invention is:A kind of multiple material metal-integral pull bar, it is characterised in that including metal parts
And composite material component, described metal parts one end is connection function area, and the other end is anti-slip pre- buried district;Anti-slip pre- buried district
Outer surface is in undaform, and comprising several ring-shaped grooves, the section of groove is inverted isosceles trapezoid, anti-slip pre- buried district with it is multiple
Condensation material part is integrally formed.
A kind of forming method of multiple material metal-integral pull bar, step is as follows:
Step one, composite material component mould and metal parts are connected together;
Step 2, in the anti-slip pre- buried district periphery of metal parts according to 45 degree directions laying carbon fiber woven cloth prepregs,
Since the anti-slip pre- buried district waveform region front end of metal parts, mould trailing edge is routed to always;
Step 3, at anti-slip pre- buried district groove wind two-layer carbon fiber one-ways band prepregs according to 90 degree of directions;
Step 4, in the anti-slip pre- buried district periphery of metal parts according to 0 degree direction laying carbon fiber woven cloth prepreg, from
The anti-slip pre- buried district waveform region front end of metal parts starts, and mould trailing edge is routed to always;
Step 5, at anti-slip pre- buried district groove wind carbon fiber one-ways band prepregs according to 90 degree of directions;
Step 6, step 2~step 5 is repeated several times, thickness required for reaching multiple material metal pull bar and smooth
Degree, obtains multiple material metal pull bar preform;
Step 7, by step 6 obtained by multiple material metal pull bar preform carried out in autoclave cure under pressure into
Type.
Temperature is 140 DEG C~160 DEG C in the autoclave.
Pressure is 0.8Bar~1.2Bar in the autoclave.
The connection function area middle part is provided with a through hole, is connected with miscellaneous part during for installing.
The carbon fiber preform prepreg is W-1011 woven cloths, and the carbon fiber one-way band prepreg is T-700.
Compared with the prior art, the invention has the advantages that:
(1), the integrated pull bar being made using multiple material metal-integral forming method of the invention, lightweight, structure is strong
Degree is high, can be as main load-carrying construction part;
(2), the present invention solves the connection problem of multiple material and metal in existing method, the mode that will be glued and mechanically connect
Replacement is the integrated design, and improves structural reliability;
(3), metal skid-proof of the present invention takes off pre- buried district and employs trench design, enhances multiple material integrated with metal strong
Degree.
(4), the integrated pull bar being made of the multiple material metal-integral forming method of the present invention is applied to certain type unmanned plane
Shoe and wing connection position so that the weight saving of main load part, and realize 100% and meet intensity, rigidity requirement.
Brief description of the drawings
Fig. 1 is metal embedded part schematic diagram of the present invention;
Fig. 2 is overall schematic of the present invention;
Fig. 3 is the present invention multiple material metal-integral pull bar schematic diagram of multiple material metal;
Fig. 4 is laying schematic diagram of the present invention;
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As shown in Figure 1 and Figure 2, multiple material metal-integral pull bar of the invention includes metal parts 1 and composite material component 2,
Described metal parts one end is connection function area, and the other end is anti-slip pre- buried district, and connection function area middle part is provided with a through hole, uses
It is connected with miscellaneous part when installing;Anti-slip pre- buried district outer surface is in undaform, and comprising several ring-shaped grooves, groove cuts
Face is inverted isosceles trapezoid, and its bottom and the angle of waist are 135 degree, anti-slip pre- buried district and the one of composite material component 2 into
Type is connected.
As shown in figure 4, a kind of multiple material metal pull bar integrated molding method of the invention comprises the following steps:
Step one, the mould of composite material component 2 and metal parts are connected together, in connecting part, mould is enclosed within gold
Category part outside;Described is cylindrical bar by the mould of composite material component 2.
Step 2, in the anti-slip pre- buried district periphery of metal parts 1 according to 45 degree directions laying carbon fiber preform prepregs,
Since the anti-slip pre- buried district waveform region front end of metal parts 1, mould trailing edge is routed to always;
Step 3, at anti-slip pre- buried district groove one-way tape prepregs are wound according to 90 degree of directions, for strengthening metal
Connection between part 1 and composite material component 2, and level up recess;
Step 4, in the anti-slip pre- buried district periphery of metal parts 1 according to 0 degree direction laying carbon fiber preform prepreg,
Since the anti-slip pre- buried district waveform region front end of metal parts 1, mould trailing edge is routed to always;
Step 5, at anti-slip pre- buried district groove wind one-way tape prepregs according to 90 degree of directions;
Step 6, step 2~step 5 is repeated several times, the thickness required for reaching multiple material metal pull bar is answered
Material metal pull bar preform;
Step 7, by step 6 obtained by multiple material metal pull bar preform carried out in autoclave cure under pressure into
Type, temperature is 140 DEG C~160 DEG C in the autoclave, and pressure is 0.8Bar~1.2Bar.
After completing backed off after random mould according to above-mentioned steps, multiple material metal-integral pull bar is obtained, shown in Fig. 3.
The carbon fiber preform prepreg is W-1011 woven cloths, and the carbon fiber one-way band prepreg is T-700.
The integrated pull bar being made of the multiple material metal-integral forming method of the present invention is applied to certain type unmanned plane shoe
With wing connection position so that the weight saving of main load part, and realize 100% and meet intensity, rigidity requirement.
It is art processes personnel by this theory herein it should be noted that the content not described in detail in this specification
What description and existing method in bright book can be realized, therefore do not repeat.
The preferred embodiments of the present invention are the foregoing is only, not for limiting the scope of the invention.For ability
For the method personnel in domain, on the premise of not paying creative work, some modifications and replacement can be made to the present invention,
All such modifications and replacement should all be included within the scope of the present invention.
Claims (6)
1. it is a kind of to answer material metal-integral pull bar, it is characterised in that described including metal parts (1) and composite material component (2)
Metal parts one end is connection function area, and the other end is anti-slip pre- buried district;Anti-slip pre- buried district outer surface is in undaform, comprising
Several ring-shaped grooves, the section of groove is inverted isosceles trapezoid, anti-slip pre- buried district and composite material component (2) integrally into
Type.
2. the forming method of the multiple material metal-integral pull bar described in a kind of claim 1, it is characterised in that step is as follows:
Step one, composite material component (2) mould and metal parts (1) are connected together;
Step 2, in the anti-slip pre- buried district periphery of metal parts (1) according to 45 degree directions laying carbon fiber woven cloth prepregs, from
The anti-slip pre- buried district waveform region front end of metal parts (1) starts, and mould trailing edge is routed to always;
Step 3, at anti-slip pre- buried district groove wind two-layer carbon fiber one-ways band prepregs according to 90 degree of directions;
Step 4, in the anti-slip pre- buried district periphery of metal parts (1) according to 0 degree direction laying carbon fiber woven cloth prepreg, from
The anti-slip pre- buried district waveform region front end of metal parts (1) starts, and mould trailing edge is routed to always;
Step 5, at anti-slip pre- buried district groove wind carbon fiber one-ways band prepregs according to 90 degree of directions;
Step 6, step 2~step 5 is repeated several times, thickness and flatness required for reaching multiple material metal pull bar are obtained
To multiple material metal pull bar preform;
Step 7, by step 6 obtained by multiple material metal pull bar preform cure under pressure shaping is carried out in autoclave.
3. the forming method of multiple material metal-integral pull bar according to claim 2, it is characterised in that in the autoclave
Temperature is 140 DEG C~160 DEG C.
4. the forming method of multiple material metal-integral pull bar according to claim 2, it is characterised in that in the autoclave
Pressure is 0.8Bar~1.2Bar.
5. a kind of multiple material metal-integral pull bar according to claim 1, it is characterised in that:The connection function area middle part
A through hole being provided with, being connected with miscellaneous part during for installing.
6. the forming method of the multiple material metal-integral pull bar described in a kind of claim 1 according to claim 1, it is special
Levy and be:The carbon fiber preform prepreg is W-1011 woven cloths, and the carbon fiber one-way band prepreg is T-700.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611251326.7A CN106741835B (en) | 2016-12-29 | 2016-12-29 | A kind of forming method of multiple material metal-integral pull rod |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611251326.7A CN106741835B (en) | 2016-12-29 | 2016-12-29 | A kind of forming method of multiple material metal-integral pull rod |
Publications (2)
Publication Number | Publication Date |
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CN106741835A true CN106741835A (en) | 2017-05-31 |
CN106741835B CN106741835B (en) | 2019-09-06 |
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CN201611251326.7A Active CN106741835B (en) | 2016-12-29 | 2016-12-29 | A kind of forming method of multiple material metal-integral pull rod |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111319283A (en) * | 2020-03-06 | 2020-06-23 | 中国电子科技集团公司第五十四研究所 | Composite material and metal joint forming process |
WO2021031782A1 (en) * | 2019-08-16 | 2021-02-25 | 南京智达电气设备有限公司 | Novel insulating pull rod |
CN114013072A (en) * | 2021-10-25 | 2022-02-08 | 中航复合材料有限责任公司 | Integral forming method for embedded part in SMC compression molding composite part |
CN114963893A (en) * | 2022-06-30 | 2022-08-30 | 江苏恒神股份有限公司 | Composite material shell structure and manufacturing method thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5926620A (en) * | 1982-08-02 | 1984-02-10 | Daikin Ind Ltd | Composite sliding component |
CN101259754A (en) * | 2008-04-11 | 2008-09-10 | 张长安 | Integral forming technique for composite material insulation transmission member and insulation transmission member |
CN201188368Y (en) * | 2008-04-11 | 2009-01-28 | 张长安 | Integral-molding compound material insulation drive tube with insert |
CN103009628A (en) * | 2012-12-11 | 2013-04-03 | 重庆顾地塑胶电器有限公司 | Production process of connector for large-caliber buried drain structured wall pipe |
-
2016
- 2016-12-29 CN CN201611251326.7A patent/CN106741835B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5926620A (en) * | 1982-08-02 | 1984-02-10 | Daikin Ind Ltd | Composite sliding component |
CN101259754A (en) * | 2008-04-11 | 2008-09-10 | 张长安 | Integral forming technique for composite material insulation transmission member and insulation transmission member |
CN201188368Y (en) * | 2008-04-11 | 2009-01-28 | 张长安 | Integral-molding compound material insulation drive tube with insert |
CN103009628A (en) * | 2012-12-11 | 2013-04-03 | 重庆顾地塑胶电器有限公司 | Production process of connector for large-caliber buried drain structured wall pipe |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021031782A1 (en) * | 2019-08-16 | 2021-02-25 | 南京智达电气设备有限公司 | Novel insulating pull rod |
CN111319283A (en) * | 2020-03-06 | 2020-06-23 | 中国电子科技集团公司第五十四研究所 | Composite material and metal joint forming process |
CN114013072A (en) * | 2021-10-25 | 2022-02-08 | 中航复合材料有限责任公司 | Integral forming method for embedded part in SMC compression molding composite part |
CN114013072B (en) * | 2021-10-25 | 2023-06-13 | 中航复合材料有限责任公司 | Integrated molding method for embedded part in SMC compression molding composite part |
CN114963893A (en) * | 2022-06-30 | 2022-08-30 | 江苏恒神股份有限公司 | Composite material shell structure and manufacturing method thereof |
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Publication number | Publication date |
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CN106741835B (en) | 2019-09-06 |
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