CN105252834A - Groove-type cross-band veneer, and sheet material prepared from groove-type cross-band veneer - Google Patents
Groove-type cross-band veneer, and sheet material prepared from groove-type cross-band veneer Download PDFInfo
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- CN105252834A CN105252834A CN201510616551.5A CN201510616551A CN105252834A CN 105252834 A CN105252834 A CN 105252834A CN 201510616551 A CN201510616551 A CN 201510616551A CN 105252834 A CN105252834 A CN 105252834A
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- central layer
- groove
- edge strip
- groove type
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- 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 form; Layered products 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 form; Layered products 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 form; Layered products 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
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- 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
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
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- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
Abstract
The invention discloses a groove-type cross-band veneer, and a sheet material prepared from the groove-type cross-band veneer. The groove-type cross-band veneer comprises a cross-band veneer main body, wherein the surface of the cross-band veneer main body is provided with grooves; and connecting edgings arranged on the end surfaces of the cross-band veneer main body; the connecting edgings are also provided with splicing structures used for splicing with adjacent groove-type cross-band veneers. According to a preparation method, the surface of the cross-band veneer main body is provided with the grooves so as to cut connection of surface fiber of the cross-band veneer main body, reduce superposition of buckling deformation of the surface of the cross-band veneer main body, and help to release internal stress of the cross-band veneer main body; the end surface of the cross-band veneer main body are provided with the connecting edgings, the connecting edgings are provided with the splicing structures used for splicing via cutting, and connection of the cross-band veneer main bodies is realized via the connecting edgings, so that cutting of the end surfaces of the cross-band veneer main body is avoided, and the end surfaces of the cross-band veneer main body is protected from being damaged.
Description
Technical field
The present invention relates to a kind of composite board, particularly relate to a kind of plough groove type central layer and there is the sheet material of plough groove type central layer.
Background technology
The wooden boards now commercially sold has solid wood board and composite plate made from solid wood mostly, and solid wood board adopts log to make completely, and consume a large amount of noble logs, cost is higher, and quality is comparatively hard, easily drying shrinkage is wet rises, and tiles is out of shape.And composite plate made from solid wood is by the panel layer glued together, core layer and backplane level are combined to form, panel layer is generally the panel layer of melamine process, core layer is generally the staggered rounding veneer of multilayer texture transverse and longitudinal through Lauxite snearing, the overall plate that hot pressing is formed, backplane level is generally through the moistureproof ply of paper of the impregnated balance of melmac, the multi-layer solid wood composite board material of this structure is relative to traditional solid wood board, improve intensity and the durability of sheet material, and can according to the function used, use high-grade at panel layer, hard material, and the timber of general material can be used in core layer and backplane level, science is being compared with on material, economical.
But, due to the difference of the stress after the material of panel layer, core layer, backplane level in composite board and multilayer glue curing, under different epidemic disaster line (swollen) the swollen coefficient of unlike material and internal stress also different, therefore after composite board manufacture completes, also deformation can be there is, the stress deformation of the composite board built up inside superposition of monoblock is larger, makes sheet material that warpage easily occur, affects attractive in appearance and serviceability.
For solving the above-mentioned defect of composite plate made from solid wood, core layer in composite board is cut into junior unit plate body and carries out bonding again by industry employing, although reduce the buckling deformation of sheet material to a certain extent, but use a large amount of binders to remove bonding central layer, also puzzlement is brought to the manufacture craft of central layer and Forming Quality.
Afterwards, industry attempts again arranging groove on the surface of central layer, central layer is replaced to cut into junior unit plate body, form plough groove type central layer, as shown in Figure 1, wherein, what be positioned at centre position is central layer 21, what be located at central layer 21 upper surface is upper veneer 22 and panel 23, be located at veneer 24 and moistureproof bottom 25 under being of central layer lower surface, tiltedly saw or rip groove 26 is respectively equipped with in the upper and lower surface of central layer 21, groove 26 is utilized to cut off the connection of central layer 21 surface fiber, reduce the buckling deformation on central layer 21 surface, also can not cut off central layer 21 completely simultaneously, avoid adopting the bonding and swage set loss of too much binder side.
But, because the surface of plough groove type central layer has groove, groove runs through the front and back of plough groove type central layer and the end face of left and right, therefore, the endface position of plough groove type central layer is weaker, be difficult to go out lap joint to connect other central layers at the ends cutting of plough groove type central layer, during cutting, the end face of plough groove type central layer is as easy as rolling off a log to split, it is disconnected to rub, so, although the plough groove type central layer of this kind of structure reduces the problem of the buckling deformation of sheet material, be not easy to arrange the bridging arrangement between sheet material, be not easy to the aligning splicing of sheet material.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of buckling deformation that can reduce sheet material, and is convenient to arrange lap joint, realizes the plough groove type central layer of the aligning splicing between sheet material and has the sheet material of plough groove type central layer.
For realizing above-mentioned technique effect, the invention discloses a kind of plough groove type central layer, comprising:
Central layer body, the surface of described central layer body is provided with groove; And
Connect edge strip, be installed on the end face of described central layer body, described connection edge strip is provided with the splicing construction supplying to splice with adjacent described plough groove type central layer.
Described plough groove type central layer further improves and is, described connection edge strip is adhered on the end face of described central layer body.
Described plough groove type central layer further improves and is, the end face of described central layer body is provided with location structure with described connection between edge strip, described location structure comprises the first location division on the end face being located at described central layer body, and the second location division be located on described connection edge strip, described first location division engages mutually with described second location division.
Described plough groove type central layer further improves and is, described first location division is tongue-and-groove, and described second location division is the tenon matched with described tongue-and-groove.
Described plough groove type central layer further improves and is, described first location division is tenon, and described second location division is the tongue-and-groove matched with described tenon.
Described plough groove type central layer further improves and is, described first location division is the first tenon setting up and down and the first tongue-and-groove, and described second location division is the second tongue-and-groove and the second tenon that match with described first tenon and the first tongue-and-groove; Or
Described first location division is the first tongue-and-groove setting up and down and the first tenon, and described second location division is the second tenon and the second tongue-and-groove that match with described first tongue-and-groove and described first tenon.
Described plough groove type central layer further improves and is, the end face of described central layer body is provided with the first slot, and described connection edge strip is provided with second slot corresponding with described first slot, is inserted with plate between described first slot and described second slot.
Described plough groove type central layer further improves and is, the end face of described central layer body is provided with the first mortise, and described connection edge strip is provided with second mortise corresponding with described first mortise, is inserted with dowel between described first mortise and described second mortise.
Described plough groove type central layer further improves and is, described second mortise is through hole.
Described plough groove type central layer further improves and is, described splicing construction is be located at tenon on the Mosaic face that splices with adjacent described plough groove type central layer in described connection edge strip or tongue-and-groove.
Described plough groove type central layer further improves and is, the end face of described central layer body is provided with draw-in groove, and described connection edge strip is arranged in described draw-in groove, and described connection edge strip is mutually bonding with described draw-in groove.
Described plough groove type central layer further improves and is, described draw-in groove is U-type groove, and the width of rebate of described U-type groove is less than groove root width.
The invention also discloses a kind of sheet material with plough groove type central layer, comprise plough groove type central layer, and the first panel be located at respectively in the both side surface of described plough groove type central layer and the second panel.
The described sheet material with plough groove type central layer further improves and is, the end face of described central layer body is provided with draw-in groove, and described connection edge strip is arranged in described draw-in groove, and described connection edge strip is mutually bonding with described draw-in groove.
The described sheet material with plough groove type central layer further improves and is, described draw-in groove is U-type groove, and the width of rebate of described U-type groove is less than groove root width.
The described sheet material with plough groove type central layer further improves and is, described central layer body is bar shaped plate body, comprise long limit and minor face, described groove comprises the secondary groove being arranged at the main line in the both side surface of described central layer body along described long limit and being arranged at along described minor face in the both side surface of described central layer body.
The described sheet material with plough groove type central layer further improves and is,
Described first panel comprises the first balance layer on the first side surface being adhered to described central layer body, and is adhered to the facestock layer on described first balance layer;
Described second panel comprises the second balance layer on the second side surface being adhered to described central layer body, and is adhered to the substrate layer on described second balance layer.
The described sheet material with plough groove type central layer further improves and is,
Described first balance layer have the lines consistent with described groove direction;
Described facestock layer have the lines consistent with described main line direction;
Described second balance layer have the lines consistent with described groove direction;
Described substrate layer have the lines consistent with described main line direction.
The present invention, owing to have employed above technical scheme, makes it have following beneficial effect:
By arranging groove on the surface of central layer body, cutting off the connection of central layer body surface fiber, reducing the superposition of the buckling deformation of central layer body surface, be conducive to the internal stress discharging central layer body, but also be convenient to the evaporation of steam, be conducive to the protection of sheet material;
The existence of groove, the central layer body of monoblock is divided into polylith but can not be cut open completely, avoid central layer by the bonding process after cutting completely and swage set loss, reduce the use of adhesive, also improve the very large reduction of the flatness of central layer, aesthetics and content of formaldehyde;
By arranging connection edge strip at the end face of central layer body; splicing construction edge strip cutting out and splices for plough groove type central layer can connected; as tongue-and-groove and tenon; utilization connection edge strip realizes the connection between central layer body; can avoid cutting at the end face of central layer body, the end face of protection central layer body is not damaged.
By arranging draw-in groove on the end face of central layer body, connection edge strip is arranged in draw-in groove, draw-in groove can be utilized to replace original fixture to grip connection edge strip, then edge strip will be connected with adhesive and draw-in groove is bonding, avoid and adopt fixture to grip the connection edge strip behind location, save the input of fixture, also improve the make efficiency of plough groove type central layer.
Accompanying drawing explanation
Fig. 1 is the existing sheet material with plough groove type central layer.
Fig. 2 is the decomposition texture schematic diagram of the first embodiment of plough groove type central layer of the present invention.
Fig. 3 is the close-up schematic view of the first embodiment of plough groove type central layer of the present invention.
Fig. 4 is central layer body and the syndeton schematic diagram being connected edge strip in the first embodiment of plough groove type central layer of the present invention.
Fig. 5 ~ Fig. 8 is central layer body and the schematic diagram of various embodiments of syndeton being connected edge strip in plough groove type central layer of the present invention.
Fig. 9 and Figure 10 is the structural representation of the second embodiment of plough groove type central layer of the present invention.
Figure 11 is the part plan schematic diagram of the second embodiment of plough groove type central layer of the present invention.
Figure 12 and Figure 13 is the structural representation of the third embodiment of plough groove type central layer of the present invention.
Figure 14 and Figure 15 is the structural perspective of the 4th kind of embodiment of plough groove type central layer of the present invention.Figure 16 is the decomposition texture schematic diagram of the 5th kind of embodiment of plough groove type central layer of the present invention.
Figure 17 is the exploded structural representation of the 5th kind of embodiment of plough groove type central layer of the present invention.
Figure 18 is the combining structure schematic diagram that the present invention has the first embodiment of the sheet material of plough groove type central layer.
Figure 19 is the decomposition texture schematic diagram that the present invention has the first embodiment of the sheet material of plough groove type central layer.
Figure 20 is the decomposition texture schematic diagram that the present invention has the second embodiment of the sheet material of plough groove type central layer.
Figure 21 is the decomposition texture schematic diagram that the present invention has plough groove type central layer in the second embodiment of the sheet material of plough groove type central layer.
Figure 22 is the combining structure schematic diagram that the present invention has the second embodiment of the sheet material of plough groove type central layer.
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments, the present invention is further detailed explanation.
Consult shown in Fig. 2 and Fig. 3, plough groove type central layer 10 of the present invention forms primarily of central layer body 11 and the connection edge strip 12 be located on central layer body 11 end face, the surface of central layer body 11 is provided with the groove that the angular range tilted with surface is 30 ° ~ 90 °, connects edge strip 12 and is provided with the splicing construction (in figure non-display splicing structure) supplying to splice with adjacent trenches formula central layer.Groove runs through end face mutually corresponding in central layer body 11, and central layer body 11 is bar shaped plate body, and comprise long limit and minor face, groove comprises the main line 131 being arranged at central layer body 11 surface along long limit and the secondary groove 132 being arranged at central layer body 11 surface along minor face.By arranging groove on the surface of central layer body 11, the connection of the material fiber on central layer body 11 surface can be cut off, regulate the internal stress of central layer body 11, prevent the buckling deformation on central layer body 11 surface, and the existence of groove, central layer body 11 can not be cut off completely, compare traditional being cut into by central layer after multiple fritter again by the mode of adhesives, avoid central layer by the bonding process after cutting completely and swage set loss, also reduce the use of adhesive, the molding effect of central layer is also better, surface more smooth.
Connect edge strip 12 and comprise the first edge strip on first end face at the minor face place being located at central layer body 11 and the second end face and the second edge strip, can by arranging the splicing that first component that can mutually splice and second component (not showing the first component and second component in figure) realize between adjacent trenches formula central layer on the first edge strip and the second edge strip, such as the first component is tenon, second component is tongue-and-groove, by being connected together of tenon and tongue-and-groove, splicing location is carried out to plough groove type central layer to be spliced, and then oriented plough groove type central layer to be spliced carried out bonding by adhesive and fix.Therefore, edge strip 12 is connected by arranging on the end face of central layer body 11, the first component for splicing and second component can be cut out on connection edge strip 12, as tongue-and-groove and tenon, utilization connection edge strip 12 realizes the connection between adjacent trenches formula central layer, can avoid cutting on the end face of central layer body 11, play and avoid the end face of central layer body 11 cracked, the end face of protection central layer body 11 is not damaged and the beautification function of product appearance, by connecting the splicing of the first component on edge strip 12 and second component, can also position central layer body 11, ensure joining quality.
The adoptable material of plough groove type central layer of the present invention has solid wood board, solid wood composite board, high ballast bamboo clappers, bamboo jigsaw, density board, artificial board of straw, artificial bamboo fiberboard and wood chip, (market name is OSB to bamboo chip wood-based plate, also known as oriented wood chipboard) and LVL, also known as plate etc. in the same way.
The end face of central layer body 11 is general mutually bonding by adhesive with between connection edge strip 12, as shown in Figure 5, connects edge strip 11a and is adhered on the end face of central layer body 11a by adhesive.In order to improve the positioning precision and bonding strength that connect edge strip 12 and central layer body 11, avoid connection edge strip 12 to splice with central layer body 11 to misplace, the present invention arranges location structure between edge strip 12 at the end face of central layer body 11 and positions with being connected, this location structure comprise be located at central layer body 11 end face on the first location division, and be located at the second location division connected on edge strip 12, and the first location division engages mutually with the second location division, locate with the engaging be connected between edge strip 12 to realize central layer body 11, below enumerate the form of several first location division and the second location division:
As shown in Figure 4, first location division is tongue-and-groove 14, be located on the end face of central layer body 11, second location division is the tenon 15 matched with tongue-and-groove 14, tenon 15 is located at and is connected on edge strip 12, except adopting the bonding connection edge strip 12 of adhesive and central layer body 11, utilize tongue-and-groove 14 to splice with the engaging of tenon 15, the positioning precision and bonding strength that connect edge strip 12 and central layer body 11 can be improved further.
As shown in Figure 6, first location division is tenon 15b, be located on the end face of central layer body 11b, second location division is the tongue-and-groove 14b matched with tenon 15b, be located at and connect on edge strip 12b, except adopting adhesive bonding connection edge strip 12b and central layer body 11b, utilize tongue-and-groove 14b to splice with the engaging of tenon 15b, the positioning precision and bonding strength that connect edge strip 12b and central layer body 11b can be improved further.
As shown in Figure 7, first location division is the first tenon 15c on the end face of central layer body 11c setting up and down and the first tongue-and-groove 14c, second connector is the second tongue-and-groove 14c ' and the second tenon 15c ' that match with the first tenon 15c and the first tongue-and-groove 14c, can improve the positioning precision and bonding strength that connect edge strip 12c and central layer body 11c.
Except the location structure be made up of the first location division and the second location division exemplified above, as shown in Figure 8, can also the first slot 14d be set on the end face of central layer body 11d, connecting the second slot 15d that on edge strip 12d, setting is corresponding with the first slot 14d, plate 16d is plugged between the first slot 14d and the second slot 15d, utilize plate 16d to be inserted in the first slot 14d and will be connected edge strip 12d positioning splicing on the end face of central layer body 11d with the second slot 15d, the positioning precision and bonding strength that improve and connect edge strip 12d and central layer body 11d can be played equally.
Divided by the central layer body above enumerated with outside the connected mode being connected edge strip, cut so long as not to the surface of central layer body, other modes that can realize connection edge strip is fixed on the end face of central layer body are all applicable to the present invention.Utilize location structure to central layer body of the present invention be connected after edge strip positions, connection edge strip after adopting holder to live location, then will connect edge strip and central layer bulk adhesive with adhesive, unclamp fixture, and complete central layer body and be connected the fixing of edge strip.
Shown in composition graphs 9 and Figure 10, the angular range that groove and the surface on the surface of central layer body 11 tilt is 30 ° ~ 90 °, when angle of inclination is 90 ° just, forms rip groove, as shown in Figure 9 on the surface of central layer body 11; When angle of inclination is not 90 °, then form oblique sawing groove on the surface of central layer body 11, as shown in Figure 10.
In order to avoid utilize location structure to central layer body be connected after edge strip positions, connection edge strip after holder also will be adopted to live location, until to central layer body be connected edge strip and bond the problem just unclamping fixture completely, shown in composition graphs 9 ~ 11, the present invention is provided with draw-in groove 19 further on the end face of central layer body 11, connection edge strip 12 is arranged in this draw-in groove 19, wherein, draw-in groove 19 is U-type groove, the groove face of U-type groove is in the arc-shaped curved surface caved inward, connect the arc-shaped curved surface that the installed surface be connected with central layer body in edge strip 12 makes outwardly convex, shape and U-type groove suitable, and, notch 191 width of U-type groove is less than groove root 192 width, connection edge strip 12 can be made being arranged in after in draw-in groove 19, can not come off in draw-in groove 19, preferably, angle between the groove root of U-type groove and sidewall is 85 °, as shown in figure 11, can connection edge strip 12 be stuck in draw-in groove, can be convenient to again to connect edge strip 12 enter in draw-in groove 19.By arranging draw-in groove 19 on the end face of central layer body 11, connection edge strip 12 is arranged in draw-in groove 19, this draw-in groove 19 can be utilized to replace original fixture to grip connection edge strip 12, then edge strip 12 will be connected with adhesive bonding with draw-in groove 19, avoid and adopt fixture to grip the connection edge strip 12 behind location, save the input of fixture, also improve the make efficiency of plough groove type central layer 10.
In the present embodiment, consult shown in Fig. 9 ~ 11, central layer body 11 is bar shaped plate body, there is long limit and minor face, the end face at the minor face place of central layer body 11 arranges draw-in groove 19, connection edge strip 12 is arranged in draw-in groove 19, draw-in groove 19 is utilized to replace original fixture to grip connection edge strip 12, simultaneously, the installed surface be connected with central layer body 11 connecting edge strip 12 arranges tenon, the tongue-and-groove matched with tenon is set in the draw-in groove 19 on central layer body 11 end face, tenon and tongue-and-groove is utilized to be connected in draw-in groove 19 that edge strip 12 is positioned on central layer body 11 end face, utilize draw-in groove 19 to clamp and connect edge strip 12, recycling adhesive to central layer body 11 be connected edge strip 12 and be adhesively fixed, complete the installation connecting edge strip 12.
Again in conjunction with shown in Figure 12 and Figure 13, by in Fig. 9 with Figure 10, tenon can be set on the installed surface being connected edge strip 12, the connected mode that the end face of central layer body 11 arranges tongue-and-groove changes into and on the installed surface being connected edge strip 12, arranges tongue-and-groove shown in Figure 12 with Figure 13, the end face of central layer body 11 arranges the form of tenon, can reach equally and be positioned at effect on the end face of central layer body 11 by connecting edge strip 12.
Consult further shown in Figure 14 and Figure 15, can also adopt central layer body 11 end face draw-in groove 19 be connected the mode that dowel 120 is set between edge strip 12 and position and connect, replace the connected mode of tenon and tongue-and-groove.Concrete, as shown in figure 14, correspondence the first mortise 121 and the second mortise 122 can be offered on the draw-in groove 19 of central layer body 11 end face with the installed surface being connected edge strip 12, dowel 120 is inserted, to realize the draw-in groove 19 of central layer body 11 end face and the location be connected between edge strip 12 and connection between the first mortise 121 and the second mortise 122.Preferably, as shown in figure 15, the second mortise 122 be opened on the installed surface of connection edge strip 12 is through hole, this through hole runs through the both sides end face connecting edge strip 12, like this, first connection edge strip 12 can be mounted in the draw-in groove 19 of central layer body 11 end face, then insert dowel 120 by the outside connecting edge strip 12, connect edge strip 12 and central layer body 11, make installation more convenient.
Consult shown in Figure 16 and Figure 17, connect edge strip 12 and comprise the first edge strip on first end face at the minor face place being located at central layer body 11 and the second end face and the second edge strip, and the 3rd edge strip be located on the 3rd end face at place, long limit of central layer body 11 and the 4th end face and the 4th edge strip, and the 3rd edge strip and the 4th edge strip are provided with the 3rd component for mutually splicing and the 4th component.All arrange at four end faces of central layer body 11 and connect edge strip 12, four of central layer body 11 end faces can be made all to pass through to connect edge strip 12 and connect.Splicing construction is be located at the component on the Mosaic face that connects and splice with adjacent trenches formula central layer in edge strip 12, as tenon or tongue-and-groove, by connecting component edge strip cutting out and supplies splicing, just can avoid cutting on the surface of central layer body 11, realize the splicing between central layer body 11 simultaneously, and connecting the junction of edge strip 12, the structure also by arranging tenon and the tongue-and-groove cooperatively interacted is spliced, make connection edge strip 12 surfacing of installation with firm.
Plough groove type central layer of the present invention can be applied to various composite board, consults shown in Figure 18 and Figure 19, and the sheet material with plough groove type central layer formed primarily of the first panel glued together successively, plough groove type central layer 10 and the second panel.The upper surface of plough groove type central layer is located at by first panel, first panel is made up of the first balance layer 171 and facestock layer 172 further, first balance layer 171 is adhered to the upper surface of plough groove type central layer 10 by adhesive, second panel is made up of the second balance plate 181 and substrate layer 182, and the second balance layer 182 is adhered to the lower surface of plough groove type central layer 10 by adhesive.
Plough groove type central layer 10 is made up of central layer body 11 and the connection edge strip 12 be located on central layer body 11 end face, connects edge strip 12 and is provided with the splicing construction (in figure non-display splicing structure) supplying to splice with adjacent trenches formula central layer
Central layer body 11 is bar shaped plate body, comprise long limit and minor face, the surface of central layer body 11 is provided with the groove that the angular range tilted with surface is 30 ° ~ 90 °, and groove comprises the main line 131 being arranged at central layer body 11 surface along long limit and the secondary groove 132 being arranged at central layer body 11 surface along minor face.By arranging groove on the surface of central layer body 11, the connection of the material fiber on central layer body 11 surface can be cut off, regulate the internal stress of central layer body 11, prevent the buckling deformation on central layer body 11 surface, and the existence of groove, central layer body 11 can not be cut off completely, compare traditional being cut into by central layer after multiple fritter again by the mode of adhesives, save the use that operation also reduces adhesive, the molding effect of central layer is also better, surface more smooth.
First balance layer 171 have the lines consistent with secondary groove 132 direction, facestock layer 172 has the lines consistent with main line 131 direction, the lines of can stagger the first balance layer 171 and facestock layer 172 is set like this, stagger the first balance layer 171 and the main line 131 of plough groove type central layer 10, reduces the surface warp distortion of sheet material further.Same, second balance layer 181 have the lines consistent with secondary groove 132 direction, substrate layer 182 has the lines consistent with main line 131 direction, the lines of can stagger the second balance layer 181 and substrate layer 182 is set like this, stagger the second balance layer 181 and the main line 131 of plough groove type central layer 10, reduces the surface warp distortion of sheet material further.Wherein, facestock layer 172 is generally solid wood material, substrate layer 182 can be damp-proof layer, adopts tinfoil, aluminium foil layer, moistureproof paper, print color facial tissue, base plate quakeproof moisture-proof sound insulating pad film, elastomeric material bed course, wood-based plate (density board), brown paper, wooden skin or single-coated foam etc.
Connecting edge strip is located on the end face of plough groove type central layer, connection edge strip can be set on the end face at the minor face place of plough groove type central layer, also connection edge strip can be all set on the end face at the long limit of plough groove type central layer and minor face place, as shown in Figure 20 ~ 22, depend on the splicing situation of plough groove type central layer, need at plough groove type central layer the end face of externally splicing arranges connection edge strip, again according to specific needs, connecting splicing construction edge strip cutting out and mutually splices for plough groove type central layer to be spliced, realizing plough groove type central layer and there is the splicing of sheet material of plough groove type central layer.
Plough groove type central layer of the present invention and to have the plate construction of plough groove type central layer simple, easy to make, by arranging groove on the surface of central layer body, cut off the connection of central layer body surface fiber, reduce the superposition of the buckling deformation of central layer body surface, be conducive to the internal stress discharging central layer body, but also be convenient to the evaporation of moisture content, be conducive to the protection of sheet material; The existence of groove, the central layer body of monoblock is divided into polylith but can not be cut open completely, avoid central layer by the bonding process after cutting completely and swage set loss, reduce the use of adhesive, also improve the very large reduction of the flatness of central layer, aesthetics and content of formaldehyde; By arranging connection edge strip at the end face of central layer body, splicing construction edge strip cutting out and supplies splicing can connected, as tongue-and-groove and tenon, utilization connection edge strip realizes the connection between central layer body, can avoid cutting at the end face of central layer body, the end face of protection central layer body is not damaged; Simultaneously, by arranging draw-in groove on the end face of central layer body, connection edge strip is arranged in draw-in groove, draw-in groove can be utilized to replace original fixture to grip connection edge strip, then edge strip will be connected with adhesive and draw-in groove is bonding, avoid and adopt fixture to grip the connection edge strip behind location, save the input of fixture, also improve the make efficiency of plough groove type central layer.
Below by reference to the accompanying drawings and embodiment to invention has been detailed description, those skilled in the art can make many variations example to the present invention according to the above description.Thus, some details in embodiment should not form limitation of the invention, the present invention by the scope that defines using appended claims as protection scope of the present invention.
Claims (18)
1. a plough groove type central layer, is characterized in that, comprising:
Central layer body, the surface of described central layer body is provided with groove; And
Connect edge strip, be installed on the end face of described central layer body; Described connection edge strip is provided with the splicing construction supplying to splice with adjacent described plough groove type central layer.
2. plough groove type central layer as claimed in claim 1, is characterized in that: described connection edge strip is adhered on the end face of described central layer body.
3. plough groove type central layer as claimed in claim 2, it is characterized in that: the end face of described central layer body is provided with location structure with described connection between edge strip, described location structure comprises the first location division on the end face being located at described central layer body, and the second location division be located on described connection edge strip, described first location division engages mutually with described second location division.
4. plough groove type central layer as claimed in claim 3, it is characterized in that: described first location division is tongue-and-groove, described second location division is the tenon matched with described tongue-and-groove.
5. plough groove type central layer as claimed in claim 3, it is characterized in that: described first location division is tenon, described second location division is the tongue-and-groove matched with described tenon.
6. plough groove type central layer as claimed in claim 3, it is characterized in that: described first location division is the first tenon setting up and down and the first tongue-and-groove, described second location division is the second tongue-and-groove and the second tenon that match with described first tenon and the first tongue-and-groove; Or
Described first location division is the first tongue-and-groove setting up and down and the first tenon, and described second location division is the second tenon and the second tongue-and-groove that match with described first tongue-and-groove and described first tenon.
7. plough groove type central layer as claimed in claim 2, it is characterized in that: the end face of described central layer body is provided with the first slot, described connection edge strip is provided with second slot corresponding with described first slot, is inserted with plate between described first slot and described second slot.
8. plough groove type central layer as claimed in claim 2, it is characterized in that: the end face of described central layer body is provided with the first mortise, described connection edge strip is provided with second mortise corresponding with described first mortise, is inserted with dowel between described first mortise and described second mortise.
9. plough groove type central layer as claimed in claim 8, is characterized in that: described second mortise is through hole.
10. plough groove type central layer as claimed in claim 1, is characterized in that: described splicing construction is be located at tenon on the Mosaic face that splices with adjacent described plough groove type central layer in described connection edge strip or tongue-and-groove.
11. plough groove type central layers according to any one of claim 1 ~ 10, it is characterized in that: the end face of described central layer body is provided with draw-in groove, described connection edge strip is arranged in described draw-in groove, and described connection edge strip is mutually bonding with described draw-in groove.
12. plough groove type central layers as claimed in claim 11, it is characterized in that: described draw-in groove is U-type groove, and the width of rebate of described U-type groove are less than groove root width.
13. 1 kinds of sheet materials with plough groove type central layer, is characterized in that: comprise the plough groove type central layer according to any one of claim 1 ~ 10, and the first panel be located at respectively in the both side surface of described plough groove type central layer and the second panel.
14. sheet materials as claimed in claim 13 with plough groove type central layer, it is characterized in that: the end face of described central layer body is provided with draw-in groove, described connection edge strip is arranged in described draw-in groove, and described connection edge strip is mutually bonding with described draw-in groove.
15. sheet materials as claimed in claim 14 with plough groove type central layer, it is characterized in that: described draw-in groove is U-type groove, and the width of rebate of described U-type groove are less than groove root width.
16. sheet materials as claimed in claim 13 with plough groove type central layer, it is characterized in that: described central layer body is bar shaped plate body, comprise long limit and minor face, described groove comprises the secondary groove being arranged at the main line in the both side surface of described central layer body along described long limit and being arranged at along described minor face in the both side surface of described central layer body.
17. sheet materials as claimed in claim 16 with plough groove type central layer, is characterized in that:
Described first panel comprises the first balance layer on the first side surface being adhered to described central layer body, and is adhered to the facestock layer on described first balance layer;
Described second panel comprises the second balance layer on the second side surface being adhered to described central layer body, and is adhered to the substrate layer on described second balance layer.
18. sheet materials as claimed in claim 17 with plough groove type central layer, is characterized in that:
Described first balance layer have the lines consistent with described groove direction;
Described facestock layer have the lines consistent with described main line direction;
Described second balance layer have the lines consistent with described groove direction;
Described substrate layer have the lines consistent with described main line direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510616551.5A CN105252834A (en) | 2015-09-24 | 2015-09-24 | Groove-type cross-band veneer, and sheet material prepared from groove-type cross-band veneer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510616551.5A CN105252834A (en) | 2015-09-24 | 2015-09-24 | Groove-type cross-band veneer, and sheet material prepared from groove-type cross-band veneer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105252834A true CN105252834A (en) | 2016-01-20 |
Family
ID=55092907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510616551.5A Pending CN105252834A (en) | 2015-09-24 | 2015-09-24 | Groove-type cross-band veneer, and sheet material prepared from groove-type cross-band veneer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105252834A (en) |
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| CN109941204A (en) * | 2019-04-18 | 2019-06-28 | 莱芜阿波罗木塑复合材料有限公司 | PE foaming automobile container backing plate |
| CN111300928A (en) * | 2020-04-01 | 2020-06-19 | 张家铭 | Composite board with adjustable concave-convex and bending surface |
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| CN111300928B (en) * | 2020-04-01 | 2023-01-10 | 张家铭 | Composite board with adjustable concave-convex and bending surface |
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