CN104787282A - Propeller with metal leading edge and manufacturing technology - Google Patents
Propeller with metal leading edge and manufacturing technology Download PDFInfo
- Publication number
- CN104787282A CN104787282A CN201510155150.4A CN201510155150A CN104787282A CN 104787282 A CN104787282 A CN 104787282A CN 201510155150 A CN201510155150 A CN 201510155150A CN 104787282 A CN104787282 A CN 104787282A
- Authority
- CN
- China
- Prior art keywords
- leading edge
- screw propeller
- metal
- metal leading
- protective cover
- 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.)
- Pending
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 161
- 239000002184 metal Substances 0.000 title claims abstract description 161
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 238000005516 engineering process Methods 0.000 title description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 44
- 239000004917 carbon fiber Substances 0.000 claims abstract description 44
- 230000001681 protective effect Effects 0.000 claims description 51
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 43
- 239000006260 foam Substances 0.000 claims description 29
- 238000007711 solidification Methods 0.000 claims description 17
- 230000008023 solidification Effects 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 15
- 239000003973 paint Substances 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 abstract 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Moulding By Coating Moulds (AREA)
Abstract
The invention provides a propeller with a metal leading edge. The propeller with the metal leading edge comprises a propeller body and a metal leading edge protective layer, the propeller body is made of carbon fibers, the metal leading edge protective layer is arranged on the leading edge of the propeller body, a connection metal net is arranged on the side, close to the propeller body, of the metal leading edge protective layer, and the metal leading edge protective layer is fixedly connected with the propeller body through the connection metal net. The metal leading edge protective layer is arranged on the leading edge of the propeller so that the propeller can be effectively protected, and the situation that when the propeller operates efficiently, the leading edge of the propeller is damaged and corroded is avoided; the metal leading edge protective layer and the propeller body are fixedly connected through the connection metal net in a die assembly mode, so that integral forming of the propeller with the metal leading edge is effectively achieved, and safety of fixed connection is improved.
Description
Technical field
The present invention relates to propeller system technology for making field, refer to a kind of screw propeller with metal leading edge and manufacturing process especially.
Background technology
In recent years; carbon fiber spiral oar leading edge on market does not add conservation treatment; although the intensity of carbon fiber composite material is large; but carbon fiber spiral oar is when high-efficiency operation; oar leading edge is subject to the strikes such as sandstone for a long time easily makes leading edge impaired; and when special weather and condition high-efficiency operation, oar leading edge pole corrosion-vulnerable.The existence of these problems will cause screw propeller to reduce service life, also cause very large hidden danger to safety.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of screw propeller with metal leading edge and manufacturing process, can provide effectively stable protection to screw propeller leading edge.
For solving the problems of the technologies described above; embodiments of the invention provide a kind of screw propeller with metal leading edge; the screw propeller of described band metal leading edge comprises screw propeller main body and metal leading edge protective cover; described screw propeller main body is carbon fiber spiral oar main body; the leading edge place of described screw propeller main body is provided with and described metal leading edge protective cover; described metal leading edge protective cover is provided with connection metal net near the side of screw propeller main body, and described metal leading edge protective cover is fixedly connected with described screw propeller main body by described connection metal net.
Preferably, described screw propeller main body comprises: foam preform and be laid on the carbon fiber prepreg of solidification on described foam preform surface.
Preferably, described connection metal net extends described metal leading edge protective cover, and connection metal net extends the carbon fiber prepreg of the solidification on the partial insertion foam preform surface of described metal leading edge protective cover.
Preferably, described connection metal net welds with described metal leading edge protective cover.
Preferably, described metal leading edge protective cover is identical with screw propeller leading edge shape.
The present invention also provides a kind of manufacturing process of the screw propeller with metal leading edge, and the manufacturing process of the screw propeller of described band metal leading edge comprises:
Carbon fiber prepreg is laid on foam preform surface;
Metal gauze is welded to connect near the side of screw propeller main body at metal leading edge protective cover;
The metal leading edge protective cover of band connection metal net is arranged on the leading edge locus of the foam preform being equipped with carbon fiber prepreg;
Lay carbon fiber prepreg on the foam preform surface and connection metal net surface that are equipped with carbon fiber prepreg, obtain the screw propeller main body of installing metal leading edge;
The screw propeller main body of installing metal leading edge is put into mould and carry out matched moulds solidification process, obtain the screw propeller being with metal leading edge.
Preferably, carbon fiber prepreg is laid on described foam preform surface and connection metal net surface being equipped with carbon fiber prepreg, obtains the screw propeller main body of installing metal leading edge, comprising:
The metal gauze part surface extended on the foam preform surface and metal leading edge protective cover that are equipped with carbon fiber prepreg lays carbon fiber prepreg, obtains the screw propeller main body of installing metal leading edge.
Preferably, described metal leading edge protective cover adopts following methods preparation to comprise:
According to screw propeller leading edge shape, sheetmetal is suppressed through diel;
The long position of the sheetmetal after compacting is carried out Linear cut remove, obtain metal leading edge protective cover.
Preferably, described mould of the screw propeller main body of installing metal leading edge being put into carries out matched moulds solidification process, obtains the screw propeller being with metal leading edge, comprising:
Mould is put into temperature-pressure solidification in hydraulic compressor;
Cool after having solidified;
Carry out the demoulding of product after being cooled to normal temperature, obtain the screw propeller of described band metal leading edge.
Preferably, described method also comprises:
Spray paint at the screw propeller outside face of band metal leading edge.
The beneficial effect of technique scheme of the present invention is as follows:
In such scheme; by arranging metal leading edge protective cover in screw propeller leading edge; can available protecting screw propeller; avoid screw propeller when high-efficiency operation; screw propeller leading edge suffers damage and corrodes; metal leading edge protective cover is fixedly connected with by connection metal net matched moulds with screw propeller body, effectively realizes the integrated molding of the screw propeller of band metal leading edge thus improves the safety be fixedly connected with.
Accompanying drawing explanation
Fig. 1 is the screw propeller section drawing of the band metal leading edge of the embodiment of the present invention;
Fig. 2 is the screw propeller construction profile of the band metal leading edge of the embodiment of the present invention;
Fig. 3 is the manufacturing process flow diagram of the screw propeller of the band metal leading edge of the embodiment of the present invention.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As depicted in figs. 1 and 2; a kind of screw propeller with metal leading edge of embodiments of the invention; the screw propeller of described band metal leading edge comprises screw propeller main body 1 and metal leading edge protective cover 2; described screw propeller main body 1 is carbon fiber spiral oar main body; the leading edge place of described screw propeller main body 1 is provided with and described metal leading edge protective cover 2; described metal leading edge protective cover 2 is provided with connection metal net 3 near the side of screw propeller main body 1, and described metal leading edge protective cover 2 is fixedly connected with described screw propeller main body 1 by described connection metal net 3.
Wherein, the material of metal leading edge protective cover 1 can be copper, iron, aluminium or alloy material, and those skilled in the art can set as required.
The screw propeller of the band metal leading edge of the embodiment of the present invention is by arranging metal leading edge protective cover in screw propeller leading edge; can available protecting screw propeller; avoid screw propeller when high-efficiency operation; screw propeller leading edge suffers damage and corrodes; metal leading edge protective cover is fixedly connected with by connection metal net matched moulds with screw propeller body, effectively realizes the integrated molding of the screw propeller of band metal leading edge thus improves the safety be fixedly connected with.
Preferably, described screw propeller main body comprises: foam preform and be laid on the carbon fiber prepreg of solidification on described foam preform surface.
Wherein, foam preform and the screw propeller appearance similar that will manufacture, can scaled one enclose dimensionally, or particular design as required, foam preform can effectively reduce screw propeller weight, and can not reduce the efficiency of propeller strength and screw propeller operation.Carbon fiber prepreg; Can for carrying out epoxy resin leaching carbon fiber material with accurate preimpregnation equipment to the fortifying fibre in composite material.
Preferably, described connection metal net extends described metal leading edge protective cover, and connection metal net extends the carbon fiber prepreg of the solidification on the partial insertion foam preform surface of described metal leading edge protective cover.
Wherein, the face area that metal leading edge protective cover is connected with screw propeller leading edge effectively can be increased by arranging connection metal net; thus improve the stability connected; the carbon fiber prepreg of the solidification on the metal gauze partial insertion foam preform surface that described metal leading edge protective cover extends; metal leading edge protective cover is fixedly connected in screw propeller main body; make its difficult drop-off, intensity is larger, and it is more attractive in appearance to cannot see connection metal net.Adopt carbon fiber prepreg more to be linked together by the screw propeller body of metal leading edge protective cover and band metal leading edge by actv., form integral structure, improve the safety of the screw propeller of band metal leading edge, avoid metal leading edge protective cover to drop.
Preferably, described connection metal net welds with described metal leading edge protective cover.
Preferably, described metal leading edge protective cover is identical with screw propeller leading edge shape.
Preferably, described screw propeller main body and metal leading edge protective cover outside face are provided with and spray paint.
The manufacturing process of a kind of screw propeller with metal leading edge of the embodiment of the present invention, as shown in Figure 3, the manufacturing process of the screw propeller of described band metal leading edge comprises:
Step 301: lay carbon fiber prepreg on foam preform surface.
Step 302: be welded to connect metal gauze near the side of screw propeller main body at metal leading edge protective cover.
Step 303: the leading edge locus metal leading edge protective cover of band connection metal net being arranged on the foam preform being equipped with carbon fiber prepreg.
Step 304: lay carbon fiber prepreg on the foam preform surface and connection metal net surface that are equipped with carbon fiber prepreg, obtain the screw propeller main body of installing metal leading edge.
Step 305: the screw propeller main body of installing metal leading edge is put into mould and carry out matched moulds solidification process, obtain the screw propeller being with metal leading edge.
The manufacturing process of the screw propeller of band metal leading edge of the present invention is by being arranged on the leading edge locus of the foam preform being equipped with carbon fiber prepreg by the metal leading edge protective cover of band connection metal net; lay carbon fiber prepreg on the foam preform surface and connection metal net surface that are equipped with carbon fiber prepreg and carry out matched moulds solidification process; obtain the screw propeller being with metal leading edge; available protecting screw propeller; avoid screw propeller when high-efficiency operation; screw propeller leading edge suffers damage and corrodes, and improves the safety be fixedly connected with.
Preferably, carbon fiber prepreg is laid on described foam preform surface and connection metal net surface being equipped with carbon fiber prepreg, obtains the screw propeller main body of installing metal leading edge, comprising:
The metal gauze part surface extended on the foam preform surface and metal leading edge protective cover that are equipped with carbon fiber prepreg lays carbon fiber prepreg, obtains the screw propeller main body of installing metal leading edge.
Preferably, described metal leading edge protective cover adopts following methods preparation to comprise:
According to screw propeller leading edge shape, sheetmetal is suppressed through diel;
The long position of the sheetmetal after compacting is carried out Linear cut remove, obtain metal leading edge protective cover.
Preferably, described mould of the screw propeller main body of installing metal leading edge being put into carries out matched moulds solidification process, obtains the screw propeller being with metal leading edge, comprising:
Mould is put into temperature-pressure solidification in hydraulic compressor;
Cool after having solidified;
Carry out the demoulding of product after being cooled to normal temperature, obtain the screw propeller of described band metal leading edge.
Preferably, described method also comprises:
Spray paint at the screw propeller outside face of band metal leading edge.
In the present embodiment, by carrying out at screw propeller outside face spraying paint, process effectively can be protected screw propeller outside face.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the screw propeller with metal leading edge; it is characterized in that; the screw propeller of described band metal leading edge comprises screw propeller main body and metal leading edge protective cover; described screw propeller main body is carbon fiber spiral oar main body; the leading edge place of described screw propeller main body is provided with and described metal leading edge protective cover; described metal leading edge protective cover is provided with connection metal net near the side of screw propeller main body, and described metal leading edge protective cover is fixedly connected with described screw propeller main body by described connection metal net.
2. the screw propeller of band metal leading edge according to claim 1, is characterized in that, described screw propeller main body comprises: foam preform and be laid on the carbon fiber prepreg of solidification on described foam preform surface.
3. the screw propeller of band metal leading edge according to claim 2; it is characterized in that; described connection metal net extends described metal leading edge protective cover, and connection metal net extends the carbon fiber prepreg of the solidification on the partial insertion foam preform surface of described metal leading edge protective cover.
4. the screw propeller of band metal leading edge according to claim 1, is characterized in that, described connection metal net welds with described metal leading edge protective cover.
5. the screw propeller of band metal leading edge according to claim 1, is characterized in that, described metal leading edge protective cover is identical with screw propeller leading edge shape.
6. a manufacturing process for the screw propeller with metal leading edge, is characterized in that, the manufacturing process of the screw propeller of described band metal leading edge comprises:
Carbon fiber prepreg is laid on foam preform surface;
Metal gauze is welded to connect near the side of screw propeller main body at metal leading edge protective cover;
The metal leading edge protective cover of band connection metal net is arranged on the leading edge locus of the foam preform being equipped with carbon fiber prepreg;
Lay carbon fiber prepreg on the foam preform surface and connection metal net surface that are equipped with carbon fiber prepreg, obtain the screw propeller main body of installing metal leading edge;
The screw propeller main body of installing metal leading edge is put into mould and carry out matched moulds solidification process, obtain the screw propeller being with metal leading edge.
7. the manufacturing process of the screw propeller of band metal leading edge according to claim 6, it is characterized in that, carbon fiber prepreg is laid on described foam preform surface and connection metal net surface being equipped with carbon fiber prepreg, obtains the screw propeller main body of installing metal leading edge, comprising:
Carbon fiber prepreg is laid on the surface of the metal gauze part of extending on the foam preform surface and metal leading edge protective cover that are equipped with carbon fiber prepreg, obtains the screw propeller main body of installing metal leading edge.
8. the manufacturing process of the screw propeller of band metal leading edge according to claim 6, is characterized in that, described metal leading edge protective cover adopts following methods preparation to comprise:
According to screw propeller leading edge shape, sheetmetal is suppressed through diel;
The long position of the sheetmetal after compacting is carried out Linear cut remove, obtain metal leading edge protective cover.
9. the manufacturing process of the screw propeller of band metal leading edge according to claim 6, is characterized in that, described mould of the screw propeller main body of installing metal leading edge being put into carries out matched moulds solidification process, obtains the screw propeller being with metal leading edge, comprising:
Mould is put into temperature-pressure solidification in hydraulic compressor;
Cool after having solidified;
Carry out the demoulding of product after being cooled to normal temperature, obtain the screw propeller of described band metal leading edge.
10. the manufacturing process of the screw propeller of band metal leading edge according to claim 6, it is characterized in that, described method also comprises:
Spray paint at the screw propeller outside face of band metal leading edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510155150.4A CN104787282A (en) | 2015-04-03 | 2015-04-03 | Propeller with metal leading edge and manufacturing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510155150.4A CN104787282A (en) | 2015-04-03 | 2015-04-03 | Propeller with metal leading edge and manufacturing technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104787282A true CN104787282A (en) | 2015-07-22 |
Family
ID=53552568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510155150.4A Pending CN104787282A (en) | 2015-04-03 | 2015-04-03 | Propeller with metal leading edge and manufacturing technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104787282A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105416536A (en) * | 2015-10-29 | 2016-03-23 | 苏州金业船用机械厂 | Lightweight low-noise rim-driven thruster |
| CN106567111A (en) * | 2015-10-13 | 2017-04-19 | 河南卓尔航空科技有限公司 | Metal electroplating edge covering process for carbon fiber composite propeller |
| CN108032979A (en) * | 2017-12-04 | 2018-05-15 | 惠阳航空螺旋桨有限责任公司 | A kind of leading edge safeguard structure of alloy matrix aluminum blade |
| WO2019037037A1 (en) * | 2017-08-24 | 2019-02-28 | 田瑜 | Propeller |
| CN111976936A (en) * | 2020-08-18 | 2020-11-24 | 安徽志恒智能装备制造有限公司 | A kind of high-efficiency propeller for ships and production process |
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| WO2013172894A2 (en) * | 2012-03-08 | 2013-11-21 | United Technologies Corporation | Leading edge protection and method of making |
| CN103600562A (en) * | 2013-10-26 | 2014-02-26 | 溧阳市哈大成果转化中心有限公司 | Propeller blade leading edge assembly |
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| CN102947596A (en) * | 2010-06-24 | 2013-02-27 | 斯奈克玛 | Method for producing a metal reinforcement for a turbomachine blade |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106567111A (en) * | 2015-10-13 | 2017-04-19 | 河南卓尔航空科技有限公司 | Metal electroplating edge covering process for carbon fiber composite propeller |
| CN105416536A (en) * | 2015-10-29 | 2016-03-23 | 苏州金业船用机械厂 | Lightweight low-noise rim-driven thruster |
| WO2019037037A1 (en) * | 2017-08-24 | 2019-02-28 | 田瑜 | Propeller |
| CN108032979A (en) * | 2017-12-04 | 2018-05-15 | 惠阳航空螺旋桨有限责任公司 | A kind of leading edge safeguard structure of alloy matrix aluminum blade |
| CN111976936A (en) * | 2020-08-18 | 2020-11-24 | 安徽志恒智能装备制造有限公司 | A kind of high-efficiency propeller for ships and production process |
| CN111976936B (en) * | 2020-08-18 | 2021-07-16 | 安徽志恒智能装备制造有限公司 | A kind of high-efficiency propeller for ships and production process |
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Application publication date: 20150722 |
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