CN108266631A - Composite material sandwich structure cork wood and processing method - Google Patents
Composite material sandwich structure cork wood and processing method Download PDFInfo
- Publication number
- CN108266631A CN108266631A CN201711385765.1A CN201711385765A CN108266631A CN 108266631 A CN108266631 A CN 108266631A CN 201711385765 A CN201711385765 A CN 201711385765A CN 108266631 A CN108266631 A CN 108266631A
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- China
- Prior art keywords
- cork wood
- composite material
- sandwich structure
- wood plate
- material sandwich
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
- F16S1/00—Sheets, panels, or other members of similar proportions; Constructions comprising assemblies of such members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention relates to a kind of composite material sandwich structure cork wood, the cork wood plate including rectangle, the cork wood plate upper surface is equipped with several laterally seam and several longitudinal seams, and lower surface sets several grooves, and opens up several through-holes on the thickness direction of the cork wood plate；It is arranged on the woven fiberglass fiber cloth of the cork wood plate lower surface.Composite material sandwich structure of the present invention, by rationally setting slot, hole, is conducive to resin flowing, cost has been saved in the use for reducing Thief zone permeable medium with cork wood.It can be bent after longitudinal seam and laterally seam are set simultaneously, meet the requirement of different curve.
Description
Technical field
The present invention relates to a kind of composite material sandwich structure cork wood and processing methods, belong to wood materials field.
Background technology
Composite material refers to by two or more material of different nature, by method physically or chemically, macro
The material with new capability of sight/microcosmic upper composition, and composite material sandwich structure is the smaller sandwich material of density and multiple
The special construction type of condensation material panel composition, has the characteristics that typical lightweight, high intensity, high rigidity.Cork wood also known as Barcelona
Wood is a kind of very light natural timber, and dry cork wood density is lighter, is applied to wind electricity blade, ship frequently as sandwich material
The components such as oceangoing ship, aircraft, suitable for common forming methods of composite industries such as hand paste, vacuum assisted molding moulding process.
Intensity is high along its length, but the hole between wood fibre leads to the more chemical conjunction of its hardness for the wood fibre of cork wood
Into sandwich material it is low, be conventionally synthesized in sandwich material processing method such as cutting deep notches mode cork wood processing on difficulty it is larger,
Processing efficiency is low, and grooving area conference causes cork wood to inhale the increase of glue amount in use, causes waste of material, increases production
Cost.
Invention content
In view of the above-mentioned problems, the present invention proposes a kind of composite material sandwich structure cork wood, by rationally set slot,
Hole is conducive to resin flowing, reduces the use of Thief zone permeable medium, saved cost.
According to an aspect of the present invention, it proposes a kind of composite material sandwich structure cork wood, including：
The cork wood plate of rectangle, the cork wood plate upper surface is equipped with several laterally seam and several longitudinal seams, if lower surface is set
Dry groove, and open up several through-holes on the thickness direction of the cork wood plate；
It is arranged on the woven fiberglass fiber cloth of the cork wood plate lower surface.
Further improvement of the present invention is that the laterally seam distance from bottom cork wood plate lower surface is less than 2mm, two neighboring
Width between the laterally seam is 10~30mm.
Further improvement of the present invention is that the longitudinal seam distance from bottom cork wood plate lower surface is less than 2mm, two neighboring
Width between the longitudinal seam is 35~70mm.
Further improvement of the present invention is, the interval between horizontal and vertical two adjacent through-holes is 20~
40mm, the aperture of the through-hole is 2~3mm.
Further improvement of the present invention is that the width of the groove is 1~2mm, and the depth of groove is 1~2mm, adjacent
Spacing between groove is 20~40mm.
Further improvement of the present invention is that the groove is along the longitudinal direction.
Further improvement of the present invention is that the spacing of the groove is identical with the spacing of the through-hole, the through-hole position
Between two adjacent grooves.
Further improvement of the present invention is that the cork wood plate bottom also sets up several grooves transversely.
Further improvement of the present invention is that the lateral groove is identical with the groove structure of longitudinal direction.
Another aspect of the present invention, it is proposed that a kind of composite material sandwich structure cork wood processing method, according to described
Composite material sandwich structure be processed with cork wood, including：
Step 1 uniformly outputs several grooves along longitudinal direction in the lower surface of cork wood plate；
Step 2 opens up several through-holes along the thickness direction of the cork wood plate；
Step 3 pastes one layer of woven fiberglass fiber cloth in the lower surface of the cork wood plate；
Step 4 transversely uniformly cuts out several laterally seams in the upper surface of cork wood plate, and if uniformly cutting out along longitudinal direction
Dry longitudinal seam.
Compared with prior art, the advantage of the invention is that：
Composite material sandwich structure cork wood of the present invention, there is provided several longitudinal seams, lateral seam and grooves.
Cork wood can be bent after setting longitudinal seam and laterally seam, meet it curve mold uses the needs of.Through-hole and groove are conducive to
Resin flows, and the usage amount of resin is saved, so as to avoid wasting and save cost.Paste one layer of grid in the cork wood plate lower surface
Glass fibre is still connected as entirety after ensureing cork wood plate joint-cutting, facilitates the processing and use of cork wood, improves cork wood and uses process
In efficiency.
Description of the drawings
The present invention is described in more detail hereinafter with reference to attached drawing.Wherein：
Fig. 1 is the Facad structure signal of the composite material sandwich structure cork wood of an embodiment according to the present invention
Figure；
Fig. 2 is the backside structure signal of the composite material sandwich structure cork wood of an embodiment according to the present invention
Figure；
Fig. 3 is the side view of the composite material sandwich structure cork wood of an embodiment according to the present invention, display
Structure under flexuosity.
Fig. 4 is the backside structure signal of the composite material sandwich structure cork wood of an embodiment according to the present invention
Figure, it is shown that the structure of transverse concave groove is set.
In the accompanying drawings, identical component uses identical reference numeral.Attached drawing is not drawn according to practical ratio.
The meaning of each reference numeral is as follows in the accompanying drawings：1st, cork wood plate, 2, woven fiberglass fiber cloth, 11, lateral seam, 12,
Longitudinal seam, 13, through-hole, 14, groove.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 schematically shows that composite material sandwich structure according to an embodiment of the invention is processed with cork wood
Method.Composite material sandwich structure cork wood processing method according to the present invention is more particularly to processing cork wood.
As shown in Figure 1, the composite material sandwich structure cork wood described in the present embodiment, the cork wood plate 1 including rectangle.Institute
Several laterally seams 11 of 1 upper surface of cork wood plate arrangement setting are stated, the laterally seam 11 is laterally set along cork wood plate 1.The cork wood plate 1
Upper surface also sets up several cannelures, and the cannelure is longitudinally disposed along cork wood plate 1.If 1 thickness direction of the cork wood plate setting
Dry through-hole 13, the through-hole 13 connect the upper and lower surface of cork wood plate 1.As shown in Fig. 2, 1 bottom of the cork wood plate setting
Several grooves 14, the groove 14 is along the longitudinal direction.Composite material sandwich structure further includes net with cork wood described in the present embodiment
Lattice glass fabric 2.
In the present embodiment, the composite material sandwich structure with cork wood in process, on the cork wood plate of rectangle
Surface is equipped with several laterally seam 11 and several longitudinal seams 12.As shown in figure 3, setting can make cork wood plate laterally curved after laterally stitching
It is bent.Equally, it can make cork wood plate in buckling after longitudinal seam is set.Lower surface sets several grooves 14, and the cork wood
Several through-holes 13 are opened up on the thickness direction of plate 1.Through-hole and groove are conducive to resin flowing, save the usage amount of resin, so as to
It avoids wasting and saving cost.1 lower surface of cork wood plate is provided with woven fiberglass fiber cloth 2.Ensure cork wood plate joint-cutting
It is still connected as entirety afterwards, facilitates the processing and use of cork wood, improves the efficiency during cork wood use.
In one embodiment, 1 lower surface of the laterally 11 distance from bottom cork wood plate of seam is less than 2mm, two neighboring described
Laterally the width between seam 11 is 10~30mm.In the present embodiment, the depth laterally stitched of the cork wood plate is deeper, further
Improve the bending ability of cork wood plate in the horizontal.
In one embodiment, 12 distance from bottom cork wood plate of longitudinal seam, 1 lower surface is less than 2mm, two neighboring described
Width between longitudinal seam 12 is 35~70mm.In the present embodiment, the depth of the longitudinal seam of the cork wood plate is deeper, further
Improve the bending ability of cork wood plate in the longitudinal direction.
In one embodiment, the interval between horizontal and vertical two adjacent through-holes 13 is 20~40mm,
The aperture of the through-hole 13 is 2~3mm.Preferably, the lateral separation of the through-hole 13 is identical with the interval of the laterally seam 11.
The half longitudinally spaced identical with the interval of the longitudinal seam 12 or for the interval of longitudinal seam 12 of the through-hole 13.It is in this way, described
Through-hole 13 is located on two rectangular grid blocks that laterally seam 11 and two longitudinal seams 12 surround.In this way, do not have in 1 upper surface of cork wood plate
The lattice block portion point of fluting also can uniformly immerse resin.
In one embodiment, the groove 14 is along the longitudinal direction.Wherein, the width of the groove 14 is 1~2mm.It is recessed
The depth of slot 14 is 1~2mm.In the present embodiment, the spacing between adjacent grooves 14 is 20~40mm.
In one embodiment, the spacing of the groove 14 is identical with the spacing of the through-hole 13, and the through-hole 13 is located at
Between described two adjacent grooves 14.The through-hole 13 of same row is between the straight line where longitudinal direction, two adjacent grooves 14.
Installation position as through-hole 13 and groove 14 makes cork wood plate 1 immerse in use more uniform during resin.It is meanwhile logical
Hole 13 and groove 14 are conducive to resin flowing, avoid that resin is viscid, the usage amount of resin are saved, so as to avoid wasting.
In a preferred embodiment, as shown in figure 4,1 bottom of cork wood plate also sets up several grooves transversely.Institute
It is identical with the groove structure of longitudinal direction to state lateral groove.In the present embodiment, after lateral groove is set, flowed in 1 bottom of cork wood plate
Dynamic resin is more uniform in the horizontal.
The composite material sandwich structure cork wood processing method described according to a further aspect of the invention, including：
Step 1 uniformly outputs several grooves 14 along longitudinal direction in the lower surface of cork wood plate 1；
Step 2 opens up several through-holes 13 along the thickness direction of the cork wood plate 1；
Step 3 pastes one layer of woven fiberglass fiber cloth 2 in the lower surface of the cork wood plate 1；
Step 4 transversely uniformly cuts out several laterally seams 11, and uniformly cutting out along longitudinal direction in the upper surface of cork wood plate 1
Several longitudinal seams 12.
Using according to the present embodiment method make cork wood, due to be provided with several longitudinal seams, laterally seam and
Groove.Cork wood can be bent after setting longitudinal seam and laterally seam, meet it curve mold uses the needs of.Through-hole and groove have
It is flowed conducive to resin, saves the usage amount of resin.One layer of woven fiberglass fiber is pasted in the cork wood plate lower surface, ensures cork wood plate
Entirety is still connected as after joint-cutting, facilitates the processing and use of cork wood.
Although by reference to preferred embodiment, invention has been described, in the situation for not departing from the scope of the present invention
Under, various improvement can be carried out to it and component therein can be replaced with equivalent.Especially, it to be rushed as long as there is no structures
Prominent, items technical characteristic mentioned in the various embodiments can be combined in any way.The invention is not limited in texts
Disclosed in specific embodiment, but all technical solutions including falling within the scope of the appended claims.
Claims (10)
1. a kind of composite material sandwich structure cork wood, which is characterized in that including：
The cork wood plate (1) of rectangle, cork wood plate (1) upper surface are equipped with several laterally seam (11) and several longitudinal seams (12), under
Surface sets several grooves (14), and several through-holes (13) are opened up on the thickness direction of the cork wood plate (1)；
It is arranged on the woven fiberglass fiber cloth (2) of cork wood plate (1) lower surface.
2. composite material sandwich structure cork wood according to claim 1, which is characterized in that described laterally seam (11) bottom
It is less than 2mm apart from cork wood plate (1) lower surface, the two neighboring width laterally stitched between (11) is 10~30mm.
3. composite material sandwich structure cork wood according to claim 1 or claim 2, which is characterized in that the longitudinal seam (12)
Distance from bottom cork wood plate (1) lower surface is less than 2mm, and the width between the two neighboring longitudinal seam (12) is 35~70mm.
4. composite material sandwich structure cork wood according to claim 3, which is characterized in that described horizontal and vertical adjacent
Two through-holes (13) between interval be 20~40mm, the aperture of the through-hole (13) is 2~3mm.
5. composite material sandwich structure cork wood according to claim 4, which is characterized in that the width of the groove (14)
For 1~2mm, the depth of groove (14) is 1~2mm, and the spacing between adjacent grooves (14) is 20~40mm.
6. composite material sandwich structure cork wood according to claim 5, which is characterized in that the groove (14) is along longitudinal direction
Direction.
7. composite material sandwich structure cork wood according to claim 5, which is characterized in that the spacing of the groove (14)
Identical with the spacing of the through-hole (13), the through-hole (13) is between described two adjacent grooves (14).
8. composite material sandwich structure cork wood according to claim 6, which is characterized in that cork wood plate (1) bottom
Also set up several grooves transversely.
9. composite material sandwich structure cork wood according to claim 8, which is characterized in that the lateral groove is with indulging
To groove (14) structure it is identical.
10. a kind of composite material sandwich structure cork wood processing method, which is characterized in that according to any one of claim 1 to 9
The composite material sandwich structure is processed with cork wood, including：
Step 1 uniformly outputs several grooves (14) along longitudinal direction in the lower surface of cork wood plate (1)；
Step 2 opens up several through-holes (13) along the thickness direction of the cork wood plate (1)；
Step 3 pastes one layer of woven fiberglass fiber cloth (2) in the lower surface of the cork wood plate (1)；
Step 4 transversely uniformly cuts out several laterally seams (11), and uniformly cutting out along longitudinal direction in the upper surface of cork wood plate (1)
Several longitudinal seams (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385765.1A CN108266631A (en) | 2017-12-20 | 2017-12-20 | Composite material sandwich structure cork wood and processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385765.1A CN108266631A (en) | 2017-12-20 | 2017-12-20 | Composite material sandwich structure cork wood and processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108266631A true CN108266631A (en) | 2018-07-10 |
Family
ID=62772355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711385765.1A Pending CN108266631A (en) | 2017-12-20 | 2017-12-20 | Composite material sandwich structure cork wood and processing method |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101032876A (en) * | 2007-04-10 | 2007-09-12 | 南京工业大学 | Lattice enhanced type composite material sandwich structure |
| CN201020891Y (en) * | 2007-04-10 | 2008-02-13 | 南京工业大学 | Lattice reinforced type composite material interlayer structure |
| CN201052678Y (en) * | 2007-04-10 | 2008-04-30 | 南京工业大学 | Slotted composite material sandwich structure |
| CN101462382A (en) * | 2009-01-16 | 2009-06-24 | 武汉理工大学 | Sandwich structure composite material with elastic core material and preparation method thereof |
| CN101745944A (en) * | 2010-02-09 | 2010-06-23 | 常熟市卡柏先进复合材料有限公司 | Light wood block board |
| CN102350752A (en) * | 2011-09-05 | 2012-02-15 | 株洲时代新材料科技股份有限公司 | Self-guide flow type core material and processing method thereof |
| US20140224408A1 (en) * | 2011-07-14 | 2014-08-14 | Premium Aerotec Gmbh | Stabilising the honeycomb core for sandwich components |
-
2017
- 2017-12-20 CN CN201711385765.1A patent/CN108266631A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101032876A (en) * | 2007-04-10 | 2007-09-12 | 南京工业大学 | Lattice enhanced type composite material sandwich structure |
| CN201020891Y (en) * | 2007-04-10 | 2008-02-13 | 南京工业大学 | Lattice reinforced type composite material interlayer structure |
| CN201052678Y (en) * | 2007-04-10 | 2008-04-30 | 南京工业大学 | Slotted composite material sandwich structure |
| CN101462382A (en) * | 2009-01-16 | 2009-06-24 | 武汉理工大学 | Sandwich structure composite material with elastic core material and preparation method thereof |
| CN101745944A (en) * | 2010-02-09 | 2010-06-23 | 常熟市卡柏先进复合材料有限公司 | Light wood block board |
| US20140224408A1 (en) * | 2011-07-14 | 2014-08-14 | Premium Aerotec Gmbh | Stabilising the honeycomb core for sandwich components |
| CN102350752A (en) * | 2011-09-05 | 2012-02-15 | 株洲时代新材料科技股份有限公司 | Self-guide flow type core material and processing method thereof |
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Application publication date: 20180710 |