CN100413683C - Reinforced wood floor manufacturing method and reinforced wood floor - Google Patents
Reinforced wood floor manufacturing method and reinforced wood floor Download PDFInfo
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- CN100413683C CN100413683C CNB2004100659424A CN200410065942A CN100413683C CN 100413683 C CN100413683 C CN 100413683C CN B2004100659424 A CNB2004100659424 A CN B2004100659424A CN 200410065942 A CN200410065942 A CN 200410065942A CN 100413683 C CN100413683 C CN 100413683C
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Abstract
The present invention relates to a strengthened wooden floor and a manufacturing method thereof. After thermally-formed large plate blanks are sawn into small plate blanks in the method, a special code stacking time-effect health preserving step is no longer set, and grooves and tenons are arranged on the small plate blanks successively; therefore, an original intermittent production technology is converted into a continuous production technology, and the production efficiency is increased. Furthermore, the strengthened wooden floor can also adopt a method that the large plate blanks are moved on a heat dissipation frame to be naturally cooled or processed in a wind cooling way after being manufactured, and then the large plate blanks are sawn into the small plate blanks, and the rate of finished products can be increased. In addition, the strengthened wooden floor can also adopt a method that two processed and formed floors are buckled together along the tenons and the grooves on the left side and the right side to be subsequently placed and to preserve the health, and the rate of the finished products is also favorable for being increased. The four sides of the upper surface of the strengthened wooden floor manufactured by the method are provided with edge inclined surfaces and edge step plane surfaces, and corners and edges can not be generated between adjacent floors during laying.
Description
Technical field
The present invention relates to manufacture method and a kind of laminated flooring of laminated flooring.
Background technology
Solid wooden floor board is to adopt the solid wood resource by being machined into the floor with moulding tongue and groove, the upper surface of the floor main body of solid wooden floor board is made up of the linear or the circular arc chamfering of walking surface that parallels with the bottom surface and walking surface both sides of the edge, the walking surface of solid wooden floor board and chamfering are one, so its textured pattern is consistent with color.Because the walking surface both sides of the edge are provided with chamfering, such two solid wooden floor board junctions form the splicing groove.The existence of splicing groove can make the existence of visually imperceptible solid wooden floor board splicing place of people shrinkage joint, and in appearance neither be so dull.But the solid wooden floor board resource is rare, cost an arm and a leg, and is difficult for popularizing in consumers in general.Laminated flooring is an integral piece, normally by whole balance paper, whole middle density or highdensity fiberboard, whole woodgrained paper and whole abrasion-proof paper successively mutually poststack bond through hot press hot pressing fixing, make through processing and forming again.Because of above-mentioned balance paper, woodgrained paper and abrasion-proof paper all are provided with the thermosetting adhesive linkage, so, balance paper, fiberboard, woodgrained paper and abrasion-proof paper are adhesively fixed successively fuse and obtain one-piece type plate as sheet material through the hot pressing of hot press under certain pressure and temperature; In one-piece type plate, after hot pressing, then the become one fiber plate body of template spare of fiberboard, after hot pressing, then the become one balance ply of paper of template spare of balance paper, after hot pressing, then the become one wear-resisting ply of paper of template spare of after hot pressing, then the become one wood grain ply of paper of template spare of woodgrained paper, abrasion-proof paper; One-piece type plate hacked by sawing machine obtain the monolithic floor board after cutting, by production miller the monolithic floor board is carried out cutting forming processing again, can carry out the snapping tenon and the snap groove seat of the snapping portion that is commonly referred to as of snapping and form with adjacent laminated flooring when using, thereby make finished product.The fiber plate body that is included in after the moulding in the finished product then can be described as the shaping fiber plate body.Shaping fiber plate body in the laminated flooring plays and supports and the effect that is connected with adjacent floor; The balance ply of paper mainly is to play the damp proof insulation effect and balance wood grain ply of paper and wear-resisting ply of paper produced in overlaying process tension force, the floor deformation after preventing to overlay; The wood grain of printed definite shape on the wood grain ply of paper then makes laminated flooring belong to corresponding kind; Wear-resisting ply of paper with Al
2O
3Particle is that the high-abrasive material of main component has certain wear-resistant effect, and it has determined the anti-wear performance of laminated flooring, and the abrasion resistance of corresponding abrasion-proof paper generally should be more than 6000 commentaries on classics.Laminated flooring is not widely used owing to easy to wear and cheap, but original laminated flooring, there is not the solid wooden floor board upper surface to have the splicing appearance that groove produced, when laying, have relatively high expectations,, then form the angle rib as between adjacent floor difference of height being arranged, the light pin is walked easily hindering pin on the floor, and angle rib part is the other parts quick abrasion relatively, and is of long duration, influences the service life and the outward appearance on floor.As its improvement, Chinese patent application 03112761.4 discloses a kind of laminated flooring and manufacture method thereof.Hot pressing type laminated flooring wherein by balance layer, shaping fiber plate body, wood grain ply of paper and wear-resisting ply of paper totally four layers form, the both sides of floor upper surface have bezel.Because the existence of bezel, when room etc. is carried out floor covering layers, then splicing place between adjacent floor has formed and has had the splicing groove of basic configuration for " V " shape, not only reduced requirement to the flatness in floor own, bring convenience for the manufacturing and the laying on floor, and, visually can give the smooth sensation of people, to satisfy people's demand from having reached the laying effect identical in appearance with solid wooden floor board.The part that is positioned at walking surface of the wood grain ply of paper of a kind of hot pressing type laminated flooring of this application is continuous one with the part that is positioned at the inclined-plane, both sides of the edge, so their texture is continuous fully, and the wear-resisting ply of paper of wood grain ply of paper top is transparent, so from reaching the effect of solid wooden floor board in appearance, and when laying, can not produce the angle rib between adjacent floor and the life-span safe and convenient to use longer, but form is more single.The advantage of the manufacture method of the laminated flooring in this application is short, the easy compacting of pressing cycle, does not peel off surperficial bonding strength height; Be sawn into the small pieces board health-preserving after being hot pressed into big sheet material, make internal stress eliminate.But the sign indicating number heap timeliness conditioned time that this technological process of production proposed is at least 8 days, has not only increased the mobile circulating fund in the whole production, and the cost of making laminated flooring is increased greatly.03278308.6 of Chinese patent application has been announced a kind of hot pressing type laminated flooring, the four side edge of the upper surface of this laminated flooring has the inclined-plane, the part that is positioned at walking surface of its wood grain ply of paper is continuous one with the part that is positioned at four side edge inclined-plane, though upper surface four sides on the floor are provided with bezel, increased the form on floor, but compare with the consumption demand that people increase day by day, still can not satisfy the demand, and still have the long problem of conditioned time in the manufacture method of this laminated flooring.
Summary of the invention
The purpose of this invention is to provide a kind of manufacturing cycle than the method for short manufacturing laminated flooring and the laminated flooring that when laying, can not produce the angle rib and have the Wood-emulating floor effect between adjacent floor.
A kind of method of making laminated flooring that provides in the purpose of the present invention is provided, the technical scheme of being taked has following steps: the basic configuration of the patrix steel plate that 1. hot press adopted is that rectangular slab and its working face are provided with convex tendon, and convex tendon is unidirectional convex tendon or two-way convex tendon; The convex tendon that the patrix steel plate of unidirectional convex tendon is set is vertical convex tendon, and they are parallel to each other and along the setting of patrix steel plate length direction; The convex tendon that the patrix steel plate of two-way convex tendon is set comprises vertical convex tendon and horizontal convex tendon, and vertically convex tendon is parallel to each other and along the setting of patrix steel plate length direction, laterally convex tendon is parallel to each other and along the setting of patrix steel plate width direction; 2. on the lower-die steel plate of hot press, stack rectangular balance paper, fiberboard, woodgrained paper and abrasion-proof paper by from bottom to top order; Hot press is exerted pressure to balance paper, fiberboard, woodgrained paper and abrasion-proof paper by the patrix steel plate with convex tendon, in temperature is that 170 ℃ to 220 ℃, pressure are pressurize 15 seconds to 50 seconds under every square centimeter 20 kilograms to every square centimeter 70 kilograms the condition, make balance paper, fiberboard, woodgrained paper and abrasion-proof paper spatially bonding successively, and fiberboard, woodgrained paper and abrasion-proof paper patrix extrude have with the patrix steel plate on the one-piece type plate that is commonly called as " sheet " of the corresponding groove of shape of convex tendon; 3. with the saw board device sheet is sawn into the monolithic floor board that is commonly called as " small pieces " of required size, wherein: each small pieces, its left and right sides of being sawn into for the resulting sheet of hot press that adopts unidirectional convex tendon patrix steel plate have groove, each small pieces that is sawn into for the resulting sheet of hot press that adopts two-way convex tendon patrix steel plate, its all around four sides respectively have groove; 4. form snapping tenon and snap groove seat with tongue-and-groove shaping process equipment in small pieces four side machining, also the groove position on the small pieces is machined away half that is positioned at the outside, and keep half that is positioned at the inboard, and obtain the monolithic laminated flooring of machine-shaping.
Above-mentioned steps 3. in, can earlier sheet be moved on the heat radiation rack, carry out nature cooling or sheet carried out air-cooled processing with fan, large stretch of temperature is dropped to greater than 30 ℃ of indoor environment temperatures to indoor environment temperature; And then with sawing the small pieces that board processing device is sawn into sheet required size.
Above-mentioned steps 4. in, behind the monolithic laminated flooring that obtains machine-shaping, is that one group of tenon and groove along the left and right sides snaps together with the monolithic laminated flooring of machine-shaping by two, 3 to 10 groups of laminated floorings are put into the packing case packing that overlaps, place health under indoor environment temperature, conditioned time is 3 hours to 3 days.
Above-mentioned steps 3. in,, when the temperature of sheet is 20 ℃ to 70 ℃, can be directly one-piece type plate be sawn into the monolithic floor board of required size with the saw board device.
In the method for above-mentioned manufacturing laminated flooring, the density of fiberboard is every cubic metre 600 kilograms to every cubic metre 1000 kilograms; The basic configuration of the convex tendon of the patrix steel plate of hot press be " V " shape, trapezoidal, the band fillet " V " shape or the band fillet trapezoidal.Density is that every cubic metre 600 kilograms to 800 kilograms fiberboard belongs to medium density fibre board (MDF) usually; Density is that every cubic metre 800 kilograms to 1000 kilograms fiberboard belongs to high density fiberboard usually.
In the method for above-mentioned manufacturing laminated flooring, the patrix steel plate of hot press is two-way convex tendon patrix steel plate, and the basic configuration of the convex tendon on the patrix steel plate is trapezoidal.The length of patrix steel plate is 600 millimeters to 3000 millimeters, and width is 1000 millimeters to 3000 millimeters, and thickness is 4 millimeters to 10 millimeters; Frame is provided with equidistant substantially installing hole around the patrix steel plate; The patrix steel plate is a stainless-steel sheet; The flatness error of patrix steel plate is every meter 0.03 millimeter to 0.1 millimeter; The working face of patrix steel plate is provided with chromium coating; The height h11 of vertical convex tendon of patrix steel plate is 0.4 to 2 millimeter, preferred 0.6 to 1.5 millimeter, and laterally the height h12 of convex tendon is 0.4 to 2 millimeter, preferred 0.6 to 1.5 millimeter; Vertically the gradient α 11 of convex tendon is that 15 degree to 45 degree, preferred 18 are spent to 45 degree, and laterally the gradient α 12 of convex tendon is that 15 degree to 45 degree, preferred 18 are spent to 45 degree.
Realize that the technical scheme that a kind of laminated flooring is provided in the object of the invention is, this laminated flooring has by hot pressing spatially by from bottom to up direction and is bonded and fixed at together balance ply of paper, shaping fiber plate body, wood grain ply of paper and wear-resisting ply of paper successively, and balance ply of paper wherein, wood grain ply of paper and wear-resisting ply of paper all belong to the fixing layer of heat cured thermo-compression bonding; The shaping fiber plate body is middle density shaping fiber plate body or high density shaping fiber plate body; The shaping fiber plate body has snapping portion; Snapping portion is made up of the fastening position that is arranged on shaping fiber plate body four sides; The snapping portion of shaping fiber plate body is the snapping portion of this hot pressing type laminated flooring; The fastening position of every side of shaping fiber plate body is snapping tenon or snap groove seat; The lower surface of balance ply of paper is the lower surface of this hot pressing type laminated flooring; The upper surface of wear-resisting ply of paper is the upper surface of this hot pressing type laminated flooring; It is characterized in that: the upper surface of shaping fiber plate body by last transverse plane, be positioned at transverse plane all around four sides four side edge inclined-plane, be positioned at the lower end on four side edge inclined-plane and the plane, four side stage rank that links to each other with four side edge inclined-plane is formed; Wood grain ply of paper integral body is bonded and fixed on the upper surface that comprises transverse plane, four side edge inclined-plane and plane, four side stage rank of shaping fiber plate body continuously; Wear-resisting ply of paper integral body is bonded and fixed on the upper surface of whole wood grain ply of paper continuously; The part of the last transverse plane top of the upper surface that is positioned at the shaping fiber plate body of the upper surface of wear-resisting ply of paper is then as the walking surface of the upper surface of this hot pressing type laminated flooring, the part in the outside, the four side edge inclined-plane of the upper surface that is positioned at the shaping fiber plate of the upper surface of wear-resisting ply of paper is then as the four side edge inclined-plane of the upper surface of this hot pressing type laminated flooring, and the part of the top, plane, four side stage rank of the upper surface that is positioned at the shaping fiber plate of the upper surface of wear-resisting ply of paper is then as the plane, four side stage rank of the upper surface of this hot pressing type laminated flooring.
Above-mentioned laminated flooring, its shaping fiber plate body are that density is the high density shaping fiber plate body that 600 to 800 kilograms every cubic metre middle density shaping fiber plate body or density are every cubic metre 800 kilograms to 1000 kilograms; A fastening position of the fastening position that is arranged in left and right sides of the snapping portion of shaping fiber plate body is the snapping tenon, and another fastening position that is arranged in the fastening position of left and right sides is the snap groove seat; A fastening position of the fastening position that is arranged in the front and back side of the snapping portion of shaping fiber plate body is the snapping tenon, and another fastening position of the fastening position of side is the snap groove seat before and after being arranged in; The above-mentioned both sides snapping tenon that is positioned at interconnects, and the snap groove seat that is positioned at other both sides interconnects.
The length a of the upper surface of above-mentioned laminated flooring is 600 to 1800 millimeters, and the width b of upper surface is 60 to 300 millimeters, and the walking surface of upper surface to the distance between the lower surface is the thickness c of this hot pressing type laminated flooring, and its numerical value is 6 to 18 millimeters.
The inclined angle alpha on the inclined-plane of every lateral edges of the upper surface of above-mentioned laminated flooring be 15 the degree to 45 the degree, be preferably 18 the degree to 45 the degree; The height h of the upper end on the inclined-plane of every lateral edges to lower end is 0.4 to 2 millimeter, is preferably 0.6 to 1.5 millimeter; The left end on the step plane of every lateral edges to the width e of right-hand member is 0.1 to 5 millimeter, is preferably 0.2 to 5 millimeter.
The method manufacturing of the preferred manufacturing laminated flooring of the present invention of above-mentioned laminated flooring.
The present invention has positive effect: (1) method of the present invention is improved Chinese patent application 03112761.4 disclosed production technology, has removed to make and in the laminated flooring production technology " small pieces " sheet material has been carried out specially the operation of " sign indicating number is piled the timeliness health ".Because the purpose of health mainly is to realize the release of internal stress in the laminated flooring, and method of the present invention can not need to be provided with special health step in laminated flooring machine-shaping process, and the release of its internal stress can be finished in the subsequent step after heat-press step fully.Therefore, adopt the inventive method to make laminated flooring, can save special health workshop in the existing manufacture method, reduced production cost; What is more important has reduced operations such as transfer in the existing manufacturing process and placement, can make original batch production technology become the basic continuous production technology that is, has effectively improved production efficiency.(2) carry out the nature cooling on the heat radiation rack or sheet is carried out air-cooled processing when the present invention adopts earlier sheet to be moved to fan, make large stretch of temperature drop to indoor environment temperature extremely greater than 30 ℃ of indoor environment temperatures, and then when sheet being sawn into the method for small pieces of required size with the saw board processing device, the most of of the internal stress that sheet can be produced when hot-forming discharges fast, thereby make in the production on whole manufacturing floor high rate of finished products arranged.(3) method of the present invention is after obtaining the monolithic laminated flooring of machine-shaping, tenon and the groove of two formation of lots floors along the left and right sides can be snapped together, carry out the later stage again and place health, thereby the internal stress on floor is all discharged, and this stress release under the state that fastens mutually of formed floor board can make the inclined-plane at edge, the left and right sides indeformable substantially, thereby help improving yield rate, and two formation of lots floors are snapped together one of step that can be used as the packing of product along the tenon and the groove of the left and right sides, and the later stage places health and can carry out after carrying out the packing of product.(4) upper surface of laminated flooring of the present invention has all around bezel and the edge step plane of four sides, can not produce the angle rib between adjacent floor when laying, have the Wood-emulating floor effect, thereby can increase the kind of laminated flooring.If adopt method manufacturing of the present invention, then also have and save time, save the effect of stacking the place and reducing cost.
Description of drawings
Fig. 1 is the schematic diagram of the laminated flooring of embodiment 1;
Fig. 2 is the schematic diagram that the B1-B1 of Fig. 1 analyses and observe;
Fig. 3 is the schematic diagram that the B2-B2 of Fig. 1 analyses and observe;
Fig. 4 is A1 part and the enlarged diagram partly of the A2 among Fig. 3 among Fig. 2;
The structural representation of the patrix steel plate that Fig. 5 adopts when making laminated flooring among the embodiment 2;
Fig. 6 is the B3-B3 sectional schematic diagram of Fig. 5;
Fig. 7 is the B4-B4 sectional schematic diagram of Fig. 5;
Fig. 8 is the enlarged diagram of A3 part among Fig. 6;
Fig. 9 is the enlarged diagram of A4 part among Fig. 7;
The schematic perspective view of the nip drum that Figure 10 is adopted when making the patrix steel plate among the embodiment 2;
Figure 11 is the front view of Figure 10;
Figure 12 is the B5-B5 sectional schematic diagram among Figure 11;
Figure 13 is the B6-B6 sectional schematic diagram among Figure 11;
Figure 14 is the enlarged diagram of A5 part among Figure 12;
Figure 15 is the enlarged diagram of A6 part among Figure 13;
The schematic diagram of the process that Figure 16 to Figure 18 corrodes steel plate when making the patrix steel plate among the embodiment 2;
Figure 19 is a structural representation of making resulting sheet in the process of laminated flooring among the embodiment 2;
Figure 20 is a B7-B7 sectional schematic diagram among Figure 26;
Figure 21 is a B8-B8 sectional schematic diagram among Figure 26:
Figure 22 is an A7 part enlarged diagram among Figure 20;
Figure 23 is an A8 part enlarged diagram among Figure 21;
Figure 24 is for cutting the schematic diagram of the resulting middle sheet in back to sheet among the embodiment 2;
Figure 25 cuts the structural representation of the resulting small pieces in back for centering sheet among the embodiment 2;
Figure 26 is the laminated flooring made of embodiment 2 schematic diagram during assembly unit from left and right directions;
The schematic diagram when laminated flooring that Figure 27 makes for embodiment 2 makes progress assembly unit from front and back;
Two laminated floorings that Figure 28 makes for embodiment 4 schematic diagram when health is placed in assembly unit from left and right directions;
Figure 29 is a B9-B9 sectional schematic diagram among Figure 28;
The structural representation of the patrix steel plate that Figure 30 adopts when making laminated flooring for embodiment 5;
Figure 31 is a C1-C1 sectional schematic diagram among Figure 30;
Figure 32 is an A9 part enlarged diagram among Figure 31;
Figure 33 is a structural representation of making resulting sheet in the process of laminated flooring among the embodiment 5;
Figure 34 is a C2-C2 sectional schematic diagram among Figure 33;
Figure 35 is an A10 part enlarged diagram among Figure 34;
Figure 36 is for cutting the schematic diagram of the resulting middle sheet in back to sheet among the embodiment 5;
Figure 37 cuts the structural representation of the resulting small pieces in back for centering sheet among the embodiment 5;
Figure 38 is the schematic diagram of the laminated flooring of manufacturing among the embodiment 5;
Figure 39 is a C3-C3 sectional schematic diagram among Figure 38;
Figure 40 is a C4-C4 sectional schematic diagram among Figure 38;
Two laminated floorings that Figure 41 makes for embodiment 7 schematic diagram when health is placed in assembly unit from left and right directions;
Figure 42 is a C5-C5 sectional schematic diagram among Figure 41;
Figure 43 is a structural representation of making the patrix steel plate of laminated flooring employing among the embodiment 8;
Figure 44 is a D1-D1 sectional schematic diagram among Figure 43;
Figure 45 is a D2-D2 sectional schematic diagram among Figure 43;
Figure 46 is the enlarged diagram of A11 part among Figure 44;
Figure 47 is the enlarged diagram of A12 part among Figure 45;
Figure 48 is a structural representation of making resulting sheet in the process of laminated flooring among the embodiment 8;
Figure 49 is a D3-D3 sectional schematic diagram among Figure 48;
Figure 50 is a D4-D4 sectional schematic diagram among Figure 48;
Figure 51 is an A13 part enlarged diagram among Figure 49:
Figure 52 is an A14 part enlarged diagram among Figure 50;
Figure 53 is for cutting the schematic diagram of the resulting middle sheet in back to sheet among the embodiment 8;
Figure 54 cuts the structural representation of the resulting small pieces in back for centering sheet among the embodiment 8;
Figure 55 is the schematic diagram of the laminated flooring of manufacturing among the embodiment 8;
Figure 56 is a D5-D5 sectional schematic diagram among Figure 55;
Figure 57 is a D6-D6 sectional schematic diagram among Figure 55;
Two laminated floorings that Figure 58 makes for embodiment 10 schematic diagram when health is placed in assembly unit from left and right directions;
Figure 59 is a D7-D7 sectional schematic diagram among Figure 58.
The specific embodiment
(embodiment 1, laminated flooring)
See Fig. 1 to Fig. 4, the hot pressing type laminated flooring 5 of present embodiment has by hot pressing spatially by from bottom to up direction and is bonded and fixed at together balance ply of paper 1, shaping fiber plate body 2, wood grain ply of paper 3 and wear-resisting ply of paper 4 successively, and balance ply of paper 1 wherein, wood grain ply of paper 3 and wear-resisting ply of paper 4 all belong to the fixing layer of heat cured thermo-compression bonding; Shaping fiber plate body 2 is a high density shaping fiber plate body; Shaping fiber plate body 2 has snapping portion 22; Snapping portion 22 is made up of the fastening position that is arranged on shaping fiber plate body 2 four sides; The snapping portion 22 of shaping fiber plate body 2 is the snapping portion 52 of this hot pressing type laminated flooring 5; The fastening position of every side of shaping fiber plate body 2 is snapping tenon or snap groove seat; The lower surface of balance ply of paper 1 is the lower surface of this hot pressing type laminated flooring 5; The upper surface of wear-resisting ply of paper 4 is the upper surface 50 of this hot pressing type laminated flooring 5; The upper surface 21 of shaping fiber plate body 2 by last transverse plane 21-1, be positioned at transverse plane 21-1 four sides four side edge inclined-plane 21-2, be positioned at the lower end of four side edge inclined-plane 21-2 and the four side stage rank plane 21-3 that link to each other with four side edge inclined-plane 21 form; Wood grain ply of paper 3 integral body are bonded and fixed on the upper surface 21 that comprises transverse plane 21-1, four side edge inclined-plane 21-2 and four side stage rank plane 21-3 of shaping fiber plate body 2 continuously; Wear-resisting ply of paper 4 integral body are bonded and fixed on the upper surface of whole wood grain ply of paper 3 continuously; The part of the upper transverse plane 21-1 top of the upper surface that is positioned at shaping fiber plate body 2 21 of the upper surface of wear-resisting ply of paper 4 is then as the walking surface 50-1 of the upper surface 50 of this heat-pressing strengthening wood floor 5; The part in the four side edge inclined-plane 21-2 of the upper surface that is positioned at shaping fiber plate 2 21 of the upper surface of wear-resisting ply of paper 4 outside is then as the four side edge inclined-plane 50-2 of the upper surface 50 of this heat-pressing strengthening wood floor 5, and the part of the four side stage rank plane 21-3 top of the upper surface that is positioned at shaping fiber plate 2 21 of the upper surface of wear-resisting ply of paper 4 is then as four side stage rank plane 50-3 of the upper surface 50 of this heat-pressing strengthening wood floor 5. The length a of the upper surface 50 of the hot pressing type laminated flooring 5 of present embodiment be 1205 millimeters, the width b of upper surface 50 be 125 millimeters, upper surface 50 to the height c between the lower surface be 12.05 millimeters.The left side snapping tenon 52-1 of the snapping portion 52 of this hot pressing type laminated flooring 5 from left exceed upper surface 50 part about to being of a size of 3 millimeters, right side snap groove seat 52-2 from about the right-hand part that exceeds upper surface 50 to being of a size of 6 millimeters, the front and back of the part that exceeds upper surface 50 from the place ahead of front side snap groove seat 52-3 are to being of a size of 5 millimeters, and the front and back of the part that exceeds upper surface 50 from the rear of rear side snapping tenon 52-4 are to being of a size of 3 millimeters.The inclined angle alpha of the inclined-plane 51-2 of every lateral edges of the upper surface 50 of this hot pressing type laminated flooring 5 is 45 degree, the height h of upper end to the lower end of the inclined-plane 50-2 of every lateral edges is 1 millimeter, the vertical guide at the lower edge of the inclined-plane 50-2 of every lateral edges to place, upper edge be 1 millimeter apart from d, the width e of the step plane 50-3 of every lateral edges is 1 millimeter.
(manufacture method of embodiment 2, laminated flooring)
Still see Fig. 1 to Fig. 4, shaping fiber plate body 2 among the embodiment 1 is a material plate with the high density fiberboard, the density of the high density fiberboard 2 that it adopted is 900 kilograms every cubic metre, and the architectural decoration material market all has sale (shaping fiber plate body 2 also can adopt density be that 600 to 800 kilograms every cubic metre medium density fibre board (MDF) is as material plate) in other embodiments.It is raw material paper that balance ply of paper 1 adopts Changzhou eight to reach the melamine-impregnated balance paper that abbreviates balance paper as that calculator room equipment Co., Ltd sells, and its specification is every square metre 110 to 120 gram; This balance paper 1 is to make after passing through the procedure of processings such as glue impregnation drying that main component is a melamine by body paper.The melamine-impregnated woodgrained paper that abbreviates woodgrained paper as that wood grain ply of paper 3 adopts the ten thousand li ornament materials Co., Ltds in Zhejiang or Changzhou Ji Li Paper Co., Ltd to make is a raw material paper, and its specification is every square metre 70 to 90 gram; This woodgrained paper by body paper through serigraphy, be to make after the procedure of processings such as glue impregnation drying of melamine through main component again.It is raw material paper that wear-resisting ply of paper 4 adopts the melamine-impregnated abrasion-proof paper that abbreviates abrasion-proof paper as that Shandong southern Shandong paper industry Group Co.,Ltd makes or Lip river, Changzhou base ornament materials Co., Ltd sells, and its specification is every square metre 45 gram; This abrasion-proof paper 4 is for making after the procedure of processings such as glue impregnation drying that after spraying alundum (Al particulate slurry, the drying on the body paper through main component are melamine again.Therefore the main component that plays bonding effect in balance ply of paper 1, wood grain ply of paper 3 and the wear-resisting ply of paper 4 is a melamine glue.
When making the hot pressing type laminated flooring 5 of embodiment 1, key equipment is a hot-press equipment, can adopt the short period veneering production line and is equipped with special-purpose mold pressing steel plate and carries out hot pressing processing.Short period veneering production line is wherein made by Suzhou woods machine factory.The main frame of this veneering production line is a hot press.
See Fig. 5 to Fig. 9, the patrix steel plate 8 of hot press is a die for special purpose compressed steel plate, and patrix steel plate 8 has the crisscross trapezoidal convex tendon 81 that is arranged on working face one side.The lower-die steel plate of hot press and patrix steel plate 8 big or small identical, the length a1 of patrix steel plate 8 is 2670 millimeters, width b1 be 1430 millimeters (following with patrix steel plate 8 length directions as fore-and-aft direction, claim vertically again, with width as left and right directions, claim laterally again), thickness c1 (height that comprises trapezoidal convex tendon 81) is 6 millimeters; Lower-die steel plate is the planar shaped steel plate, and its length is identical with the patrix steel plate with width, and thickness is 5 millimeters.Patrix steel plate 8 is provided with 18 trapezoidal longitudinal convex tendon 81-1 along left and right directions, wherein be about 125.28 millimeters at the 1st vertical convex tendon 81-1 of the left of patrix steel plate 8 and the distance (two distance between the centre position of vertical convex tendon) between its right-hand adjacent the 2nd vertical convex tendon 81-1, be labeled as horizontal width b11, article 2, vertical convex tendon 81-1 and the distance between its right-hand adjacent the 3rd vertical convex tendon 81-1 are 13 millimeters, be labeled as horizontal narrow apart from b12, and the 3rd vertical convex tendon 81-1 and the distance between its right-hand adjacent the 4th vertical convex tendon 81-1 are horizontal width b11, article 4, vertical convex tendon 81-1 and the distance between its right-hand adjacent the 5th vertical convex tendon 81-1 are again horizontal narrow apart from b12, the rest may be inferred, up to the 17th vertical convex tendon 81-1 and in that its right-hand the 18th adjacent vertical convex tendon 81-1---just the distance between 1 the most right-hand vertical convex tendon 81-1 at patrix steel plate 8 is horizontal width b11.Patrix steel plate 8 is provided with 6 trapezoidal horizontal convex tendon 81-2 along fore-and-aft direction simultaneously, wherein the 1st horizontal convex tendon 81-2 and the distance (two distance between the centre position of adjacent horizontal convex tendon) between the 2nd adjacent horizontal convex tendon 81-2 of its rear in the forefront of patrix steel plate 8 is 13 millimeters, be labeled as vertical narrow apart from a12, article 2, horizontal convex tendon 81-2 and the distance between the 3rd adjacent horizontal convex tendon 81-2 of its rear are 1205.28 millimeters, be labeled as vertical width a11, and the 3rd horizontal convex tendon 81-2 and the distance between the 4th adjacent horizontal convex tendon 81-2 of its rear are vertical narrow apart from a12, article 4, horizontal convex tendon 81-2 and the distance between the 5th adjacent horizontal convex tendon 81-2 of its rear are again vertical width a11, the 5th horizontal convex tendon 81-2 and---just be positioned at 1 horizontal convex tendon 81-2 at the rear of patrix steel plate 8---at the 6th adjacent horizontal convex tendon 81-2 of its rear between distance be again vertical narrow apart from a12.
Still see Fig. 5 to Fig. 9, patrix steel plate in the present embodiment 8 adopts stainless steels to make, and stainless steel good heat conductivity, heat conduction are fast, can reach the temperature about 200 ℃ in overlaying fast.The size of patrix steel plate 8 should adapt with hot press, and the upper surface of patrix steel plate 8 is made up of the upper surface of working face and four side frame 84; The working face of patrix steel plate 8 then is made up of the outer surface of datum level 82 and crisscross convex tendon 81; The working face of patrix steel plate 8 is corresponding with the size of floor board, is slightly larger than the size of corresponding floor board.Between 1 vertical convex tendon 81-1 in the edge to the, left side of patrix steel plate 8 (position in the middle of to it), have about 99.2 mm distance, frame distance b 13 wherein is 50 millimeters, be used to be provided with installing hole 83, installing hole 83 is provided with one by each 100 mm distance substantially.And between the 18th vertical convex tendon 81-1 (position in the middle of to it), also have 99.2 mm distance on the right edge edge of patrix steel plate 8, frame distance b 13 wherein also is 50 millimeters, be used to be provided with installing hole 83, installing hole 83 also is provided with one by each 100 mm distance substantially.Front side edge edge at patrix steel plate 8 has about 110.2 mm distance between the 1st horizontal convex tendon 81-2 (position in the middle of to it), frame a13 distance wherein is 50 millimeters, be used to be provided with installing hole 83, installing hole 83 is provided with one by each 100 mm distance substantially.And between the 6th horizontal convex tendon 81-2 (position in the middle of to it), also have about 110.2 mm distance on the back side edge edge of patrix steel plate 8, frame wherein also is 50 millimeters apart from a13, be used to be provided with installing hole 83, installing hole 83 also is provided with one by each 100 mm distance substantially.
See Fig. 8, the height h11 of vertical convex tendon 81-1 of patrix steel plate 8 is about 1.06 millimeters, vertically the top width d12 of convex tendon 81-1 is about 2.28 millimeters, vertically the bottom width d11 of convex tendon 81-1 is 4.28 millimeters, and vertically the gradient of convex tendon 81-1 (the vertically acute angle of the angle of cut between the datum level 82 of the working face of the inclined-plane of convex tendon 81-1 and patrix steel plate 8) α 11 is 45 degree.
See Fig. 9, laterally the height h12 of convex tendon 81-2 is about 1.06 millimeters, laterally the top width d14 of convex tendon 81-2 is 2.28 millimeters, laterally the bottom width d13 of convex tendon 81-2 is about 4.28 millimeters, and laterally the gradient of convex tendon 81-2 (the laterally acute angle of the angle of cut between the datum level 82 of the working face of the inclined-plane of convex tendon 81-2 and patrix steel plate 8) α 12 is 45 degree.
Make the patrix steel plate 8 of the hot press in the present embodiment, can adopt several different methods.For example, can mill processing with large-scale milling machine and make, weld convex tendon and polish and make on plane steel plate with welding method, also available electric pulse forming method is processed and is made, and also can adopt and utilize chemical attack means method for processing to make patrix steel plate 8; Wherein, preferred chemical corrosion method.Chemical corrosion method technology is simple, and cost is lower, can directly obtain trapezoidal convex tendon.It is that 6 millimeters stainless steel plain plate is every meter 0.03 millimeter to 0.1 millimeter as the blank 80 (can be described as the blank steel plate) of patrix steel plate, the flatness error of this blank steel plate 80 that this method adopts a certain size thickness of outsourcing.Working face to blank steel plate 80 is cleared up, and comprises cleaning greasy dirt, deburring; And carrying out the scale cutting, to make its length a1 be that 2670 millimeters, width b1 are 1430 millimeters, preboring installing hole 83 on blank steel plate 80.
See Figure 10 to Figure 15, the patrix steel plate 8 in the present embodiment can be by being made for the roll unit of critical piece by pressure roller 9 as shown in the figure.Pressure roller 9 has cylindrical shape pressing mold 91, be positioned at the left multidiameter 92 of cylindrical shape pressing mold 91 left ends and be positioned at the right multidiameter 93 of cylindrical shape pressing mold 91 right-hand members.Left side multidiameter 92 is pressed into the cylindrical shape pressing mold 91 from left by the bigger shaft part 92-1 of its diameter, and with cylindrical shape pressing mold 91 interference fit, right multidiameter 93 is pressed into the cylindrical shape pressing mold 91 from right-hand by the bigger shaft part 93-1 of its diameter, and with cylindrical shape pressing mold 91 interference fit; On the less shaft part 92-2 of the diameter of left multidiameter 92, be nested with the fixedly inner ring of rolling bearing (not drawing among the figure), and on the outer ring of rolling bearing fixing left shaft holder (not drawing among the figure), on the less shaft part 93-2 of the diameter of right multidiameter 93, be nested with the inner ring of fixing another rolling bearing (not drawing among the figure), and on the outer ring of this rolling bearing fixing right bearing seat (not drawing among the figure); On the Y-axis bearing, connect corresponding draw-gear (not drawing among the figure).The outer surface of the cylindrical shape pressing mold 91 of pressure roller 9 is provided with 18 trapezoidal longitudinal groove 91-1 that are processed to form through metal cutting, arranges by the alternate mode of width between the trapezoidal longitudinal groove 91-1.By order from left to right, article 1, the distance between 2 longitudinal fluting 91-1 of longitudinal fluting 91-1 to the is horizontal width b21, article 2, the distance between 3 longitudinal fluting 91-1 of longitudinal fluting 91-1 to the is horizontal narrow apart from b22, article 3, the distance between 4 longitudinal fluting 91-1 of longitudinal fluting 91-1 to the is again horizontal width b21, article 4, the distance between 5 longitudinal fluting 91-1 of longitudinal fluting 91-1 to the is again horizontal narrow apart from b22, the rest may be inferred, and the distance between 18 longitudinal fluting 91-1 of the 17th longitudinal fluting 91-1 to the is again horizontal width b21.Horizontal width b21 between the longitudinal fluting 91-1 of cylindrical shape pressing mold 91 (two distance between the centre position of longitudinal fluting) is 125.28 millimeters, and horizontal narrow between longitudinal fluting 91-1 is 13 millimeters apart from b22 (two distance between the centre position of longitudinal fluting).Also be provided with 2 transverse concave groove 91-2 that are processed to form through metal cutting on the outer surface of cylindrical shape pressing mold 91, the minor arc length of two transverse concave groove 91-2 (two arc length between the centre position of transverse concave groove) is 13 millimeters; Article two, the major arc length of transverse concave groove 91-2 (two arc length between the centre position of transverse concave groove) is 1205.28 millimeters; Vertically minor arc length and vertically 1218.28 millimeters girths that are the outer peripheral face of cylindrical shape pressing mold 91 of major arc length sum.
See Figure 14 and Figure 15, the degree of depth h21 of the longitudinal fluting 91-1 of cylindrical shape pressing mold 91 and the degree of depth h22 of transverse concave groove 91-2 (tangent line at notch place that refers to transverse concave groove 91-2 is to the distance between the bottom portion of groove) are 1.14 millimeters, this degree of depth and vertical convex tendon 81-1 height h11 of patrix steel plate 8 and laterally 1.06 millimeters of the numerical value of the height h12 of convex tendon 81-2 are corresponding; The width of rebate d21 of longitudinal fluting 91-1 is 4.28 millimeters, and is identical with the bottom width d11 of vertical convex tendon 81-1, and bottom land width d22 is 2.28 millimeters, and is identical with the top width d12 of vertical convex tendon 81-1; The width of rebate d23 of transverse concave groove 91-2 is 4.28 millimeters, and is identical with the bottom width d13 of horizontal convex tendon 81-2, and bottom land width d24 is 2.28 millimeters, and is identical with the top width d14 of horizontal convex tendon 81-2.The gradient α 21 of the longitudinal fluting 91-1 of cylindrical shape pressing mold 91 is 45 degree, and is identical with the inclined angle alpha 11 of vertical convex tendon 81-1; The gradient α 22 of the transverse concave groove 91-2 of cylindrical shape pressing mold 91 is 45 degree, and is identical with the inclined angle alpha 12 of horizontal convex tendon 81-2.
See Figure 10 to Figure 18, when making in the present embodiment patrix steel plate 8 with the method for chemical attack and roll extrusion, patrix steel plate 8 is fixed on the work top, be placed on pressure roller 9 on the blank steel plate 80 and be positioned at the front end of blank steel plate 80 by draw-gear, and with the longitudinal fluting 91-1 of cylindrical shape pressing mold 91 and transverse concave groove 91-2 as rolling groove, in rolling groove, be filled with paraffin or grease as anticorrisive agent.Making pressure roller 9 be rolled into the rear end by the front end of blank steel plate 80 by draw-gear carries out roll extrusion and (also table design can be become have the function that moves back and forth, and make workbench with respect to pressure roller 9 motions), 18 longitudinal strip anticorrosive coats and 6 horizontal strip anticorrosive coats on blank steel plate 80, formed in the time of roll extrusion; Need corrosion part to blank steel plate 80 is checked, needs on the corrosion part anticorrisive agent is arranged as finding, must clear up; With corrosive agent the need corrosion part of blank steel plate 80 is carried out chemical attack then; Corrosive agent can be hydrofluoric acid, watery hydrochloric acid or ferric chloride aqueous solutions, and what adopted during above-mentioned patrix steel plate in making present embodiment is that weight percent concentration is 40% to 50% hydrofluoric acid.Hydrofluoric acid evenly is sprayed on the surface of blank steel plate 80, the control etching time is 45 seconds to 3 minutes, makes corrosion depth reach 0.05 millimeter to 0.10 millimeter, and it highly is 0.05 millimeter to 0.10 millimeter crisscross strip boss that the non-corrosion part then becomes; Then, the corrosion part of blank steel plate 80 is together carried out the cleaning first time and finished corrosion shaping for the first time with the part that applies anticorrisive agent.After cleaning for the first time, carry out the roll extrusion second time with 9 pairs of blank steel plates 80 of pressure roller through excessive erosion, to front end, each longitudinal fluting 91-1 of the cylindrical shape pressing mold 91 of pressure roller 9 then aims at the corresponding strip boss of blank steel plate 80 to the cylindrical shape pressing mold 91 of pressure roller 9 by the rear end roll extrusion of blank steel plate 80 during roll extrusion; Because of pressure roller 9 weight can reach more than 500 kilograms, so pressure roller 9 is when carrying out roll extrusion to the strip boss on the blank steel plate 80, under the effect of pressure roller 9 gravity the boss two sides are squeezed into the inclined-plane, the anticorrisive agent in the rolling groove of pressure roller 9 is coated on the boss outer surface simultaneously, forms anticorrosive coat; Spraying hydrofluoric acid once more carries out burn into cleaning and finishes then for the second time that corrosion is shaped.Like this through repeatedly roll extrusion, corrosion and cleaning, the reserve part of blank steel plate 80 forms 18 trapezoidal longitudinal convex tendon 81-1 and 6 trapezoidal horizontal convex tendon 81-2 under roll extrusion, and when reaching the height (1.06 millimeters) of regulation, then make the erosional surface of blank steel plate 80 form the datum level 82 of the working face of patrix steel plate 8, be not corroded and the part that is extruded moulding has then formed the trapezoidal convex tendon 81 of patrix steel plate.Afterwards, again frame around the blank steel plate 80 is carried out 10 to 20 times corrosion treatment, the upper surface of frame 84 is hanged down about 1 millimeter than the datum level 82 of working face around making.At this moment, again to the upper surface of patrix steel plate 8 clear up, polishing and chromium plating, chromium coating thickness between 0.02 millimeter to 0.03 millimeter, thereby finished manufacturing to patrix steel plate 8.
See Figure 19 to Figure 23, adopt hot press by the patrix steel plate 8 of present embodiment when making the laminated flooring of embodiment 1, the specification of the length x width of the high density fiberboard 2 that is adopted is 2460 millimeters * 1250 millimeters, and thickness is 12 millimeters; The size of balance paper 1, woodgrained paper 3 and abrasion-proof paper 4 is slightly larger than the size of high density fiberboard 2.On the feed mechanism of veneering production line, from bottom to top set gradually balance paper 1, high density fiberboard 2, woodgrained paper 3 and abrasion-proof paper 4.The feed mechanism of veneering production line is sent into balance paper 1, high density fiberboard 2, woodgrained paper 3 and abrasion-proof paper 4 in the hot press, and places on the counterdie of hot press.Hot press is exerted pressure by above-mentioned 8 pairs of balance papers 1 of patrix steel plate, high density fiberboard 2, woodgrained paper 3 and abrasion-proof paper 4 with trapezoidal convex tendon 81.In temperature is that 200 ℃, pressure are heat-insulation pressure keeping 30 seconds under 40 kilograms every square centimeter the condition, or be that 195 ℃, pressure are heat-insulation pressure keeping 35 seconds under 40 kilograms every square centimeter the condition, or be that 190 ℃, pressure are heat-insulation pressure keeping 38 seconds under 40 kilograms every square centimeter the condition in temperature in temperature.In hot pressing, the tack coat on balance paper 1, woodgrained paper 3 and the abrasion-proof paper 4 solidifies, and is bonded and fixed at mutually with adjacent object, thereby makes the one-piece type plate 6 that is commonly called as to " sheet ".Wherein, balance paper 1 is fixed on through thermo-compression bonding on the lower surface of high density fiberboard 2 and becomes balance paper layer 1, woodgrained paper 3 is fixed on through thermo-compression bonding on the upper surface of high density fiberboard 2 and becomes woodgrained paper layer 3, and abrasion-proof paper 4 is fixed on through thermo-compression bonding on the upper surface of wood grain ply of paper 3 and becomes abrasion-proof paper layer 4; Form through hot press hot pressing by balance paper 1, high density fiberboard 2, woodgrained paper 3 and abrasion-proof paper 4 on the upper surface of one-piece type plate 6 and then gone out corresponding crisscross trapezoidal groove 61 by the disposable mold pressing of hot press.Large stretch of 6 length a2 is 2460 millimeters by the length computation of high density fiberboard 2, and large stretch of 6 width b2 is calculated as 1250 millimeters by the width of high density fiberboard 2, and large stretch of 6 thickness c2 is 12.05 millimeters; Large stretch of (following with large stretch of 6 length direction as fore-and-aft direction, claim vertically again, with width as left and right directions, claim laterally again) in trapezoidal longitudinal groove 61-1 corresponding with patrix steel plate 8 trapezoidal longitudinal convex tendon 81-1, also there are 18, trapezoidal transverse concave groove 61-2 is then corresponding with patrix steel plate 8 trapezoidal horizontal convex tendon 81-2, also has 6.
Still see Figure 19 to Figure 23, interval rule between 18 longitudinal fluting 61-1 of large stretch of 6 is identical with interval rule between vertical convex tendon 81-1 of patrix steel plate 8, the horizontal width b31 of longitudinal fluting 61-1 is 125.28 millimeters, the horizontal narrow of longitudinal fluting 61-1 is 13 millimeters apart from b32, and the distance between two adjacent longitudinal fluting 61-1 is calculated by the distance between the centre position of two longitudinal fluting 61-1.Distance b 33 between large stretch of 6 outer, left side and the 1st the longitudinal fluting 61-1 that is positioned at large stretch of 6 left (position in the middle of it) is about 9 millimeter, and large stretch of 6 outer, right side also is about 9 millimeter with distance b 33 between the 18th the most right-hand longitudinal fluting 61-1 that is positioned at sheet 6 (to its middle position).Interval rule between 6 transverse concave groove 61-2 of large stretch of 6 is identical with interval rule between 6 horizontal convex tendon 81-2 of patrix steel plate 8, the vertical narrow of transverse concave groove 61-2 is that 13 millimeters, vertical width a31 of transverse concave groove 61-2 are 1205.28 millimeters apart from a32, and the distance between two adjacent transverse concave groove 61-2 is calculated by the distance between the centre position of two transverse concave groove 61-2.Be about 5 millimeter apart from a33 between large stretch of 6 outer, front side and the 1st the transverse concave groove 61-2 that is positioned at large stretch of 6 forefront (position in the middle of it), also be about 5 millimeter apart from a33 between the 6th the transverse concave groove 61-2 (to its middle position) at large stretch of 6 rear side outer and the rear that is positioned at sheet 6.
See Figure 22 and Figure 23, the height h31 of large stretch of 6 longitudinal fluting 61-1 is identical with the height h11 of vertical convex tendon 81-1 of patrix steel plate 8, is 1.06 millimeters; The height h32 of large stretch of 6 transverse concave groove 61-2 is identical with the height h12 of the horizontal convex tendon 81-2 of patrix steel plate 8, is 1.06 millimeters; Wherein 0.06 millimeter as allowance.The inclined angle alpha 31 of longitudinal fluting 61-1 is identical with the inclined angle alpha 11 of vertical convex tendon 81-1 of patrix steel plate 8, is 45 degree; The inclined angle alpha 32 of transverse concave groove 61-2 is identical with the number of degrees of the inclined angle alpha 12 of the horizontal convex tendon 81-2 of patrix steel plate 8, is 45 degree; The bottom land width d32 of longitudinal fluting 61-1 is identical with the top width d12 of vertical convex tendon 81-1 of patrix steel plate 8, and the width of rebate d31 of longitudinal fluting 61-1 is identical with the bottom width d11 of vertical convex tendon 81-1 of patrix steel plate 8, is 4.28 millimeters; The width of rebate d33 of transverse concave groove 61-2 is identical with the bottom width d23 of the horizontal convex tendon 81-2 of patrix steel plate 8, and the bottom land width d34 of transverse concave groove 61-2 is identical with the top width d24 of the horizontal convex tendon 81-2 of patrix steel plate 8, is 2.28 millimeters; Wherein 0.28 millimeter as allowance.
See Figure 24, after being called large stretch of one-piece type plate 6 and being pushed out hot press, sheet 6 is placed on the pusher saw, push away saw and make sheet be sawn into two in the longitudinal direction along large stretch of width, promptly 5.5 millimeters widths along sheet from the 3rd the transverse concave groove 61-2 centre position of distance between the 3rd transverse concave groove 61-2 and the 4th the transverse concave groove 61-2 push away saw (saw blade thickness is about 3 millimeters), also the redundance on front and rear side edge is amputated when pushing away saw, and obtain 2 and be called the one-piece type sheet material 62 of " middle sheet ", before and after the transverse concave groove 61-2 on the middle sheet 62 has only two.Distance between the transverse concave groove 61-2 of the outer, front side of every middle sheet 62 and middle sheet front side (to its middle position) is about 6 millimeters, and the distance between the rear side outer of every middle sheet 62 and the transverse concave groove 61-2 of middle sheet rear side (to its middle position) is about 4 millimeters.
See Figure 25, middle sheet 62 is placed (thickness of every saw blade is about 3 millimeters) on the special-purpose multiple blade saw, the length direction of sheet 62 pushes away saw in the edge, and sheet 62 is sawn into 9 monolithic floor boards 7 that are called " small pieces " simultaneously in making on width, promptly each is horizontal narrow apart from selecting to open the saw point between two of the b32 adjacent longitudinal fluting 61-1 forming, this is driven saw and puts 8 millimeters places that are located at apart from longitudinal fluting 61-1 centre position, left side, also the redundance at the edge, the left and right sides of middle sheet is amputated when pushing away saw, each edge line degree is controlled in 0.1 millimeter/meter.Four side portion on the upper surface of resulting every monolithic floor board 7 has trapezoidal groove, wherein the distance between the longitudinal fluting 61-1 in the outer, left side of small pieces and small pieces left side (position in the middle of it) is about 3.5 millimeters, be used for the processing of road, back form laminated flooring left side snapping tenon 52-1 exceed the part of the upper surface of laminated flooring from left; Distance between the outer, right side of small pieces and the longitudinal fluting 61-1 on small pieces right side (position in the middle of it) is about 6.5 millimeters, be used for the processing of road, back form laminated flooring right side snap groove seat 52-2 from the right-hand part that exceeds the upper surface of laminated flooring; And the distance between the transverse concave groove 61-2 of the outer, front side of small pieces and small pieces front side (to its middle position) is about 6 millimeters, is used for forming in the processing of road, back the part that exceeds the upper surface of laminated flooring from the place ahead of the front side snap groove seat 52-3 of laminated flooring; Distance between the rear side outer of small pieces and the transverse concave groove 61-2 of small pieces rear side (to its middle position) is about 4 millimeters, is used for forming in the processing of road, back the part that exceeds the upper surface of laminated flooring from the rear of the rear side snapping tenon 52-4 of laminated flooring.The longitudinal fluting 61-1 in small pieces left sides (position in the middle of it) to the distance between the longitudinal fluting 61-1 on small pieces right side (position in the middle of it) be 125.28 millimeters, wherein 0.28 millimeter as the allowance in the processing of road, back, and the transverse concave groove 61-2 of small pieces front side (to its middle position) is 1205.28 millimeters to the distance between the transverse concave groove 61-2 (to its middle position) of small pieces rear side, and wherein 0.28 millimeter as the allowance in the processing of road, back.
See Fig. 1, go up the processing and forming of monolithic floor board 7 being carried out snapping portion at special-purpose fast tongue groove shaping process line (the Special Automatic moulder in floor that can adopt Germany bold and generous wood industry machine-building group to make, the floor tongue-and-groove moulder that also can adopt Suzhou Sufoma Co., Ltd or Yantai, Shandong power woodworking machinery factory to make).At first the snapping tenon 52-1 that is positioned at the left side and the corresponding snap groove seat of the shape 52-2 that is positioned at the snapping tenon 52-1 right side and the left side that machining forms the snapping portion 52 of laminated flooring 5 carried out in the left and right sides of monolithic floor board 7.Carry out the snap groove seat 52-3 that is positioned at the front side and the corresponding snapping tenon of the shape 52-4 that is positioned at snap groove seat 52-3 rear side and the front side of the snapping portion 52 of machining formation laminated flooring 5 again in the both sides, front and back of floor board, and finished processing and forming, obtain the finished product laminated flooring 5 of Fig. 1 to shape shown in Figure 4 and structure.
See Figure 26, because the left side snapping tenon 52-1 of above-mentioned laminated flooring 5 is corresponding with the shape of right side snap groove seat 52-2, can be so get the laminated flooring 5 of two same shapes from mutual snapping on the left and right directions.Form trapezoidal splicing trapezoidal groove 100 at the snapping place.
See Figure 27, the shape of the front side snap groove seat 52-3 of above-mentioned laminated flooring 5 is corresponding with the shape of rear side snapping tenon 52-4, the mutual snapping so the laminated flooring 5 of two same shapes also can make progress from front and back.Form trapezoidal splicing trapezoidal groove 200 at the snapping place.
Therefore; an above-mentioned laminated flooring 5 can be identical with shape other 4 laminated floorings 5 carry out snapping on the direction all around; so connect; in the time of can being used for the floor covering layers in room at laminated flooring with the present embodiment manufacturing; having formed basic configuration in the junction on adjacent floor is trapezoidal splicing groove; requirement to the flatness of the laying of laminated flooring is greatly reduced; and the laying effect that the solid wooden floor board that the certain width splicing seams exists is arranged from reaching people substantially in appearance and being accustomed to; and protected the wood floors edge of most fragile effectively, prolonged the service life on floor.
(manufacture method of embodiment 3, laminated flooring)
Referring to Fig. 1 to Figure 27, all the other and substantially the same manner as Example 2, different is after sheet 6 is hot pressed into type, it is moved on the heat radiation rack, carry out air-cooled processing with fan to large stretch of 6, large stretch of 6 temperature is dropped to greater than 30 ℃ of scopes to indoor environment temperature of indoor environment temperature (present embodiment is 65 ± 2 ℃, and other embodiment can be indoor environment temperature in the Chinese region or 30 ± 5 ℃); And then with sawing the monolithic floor board 7 that is commonly called as " small pieces " that board processing device is sawn into sheet 6 required size.
(manufacture method of embodiment 4, laminated flooring)
Referring to Fig. 1 to Figure 29, all the other are substantially the same manner as Example 2, different is behind the monolithic laminated flooring 5 that obtains machine-shaping, is that one group of tenon and groove along the left and right sides snaps together with the monolithic laminated flooring 5 of machine-shaping by two, 3 to 10 groups of laminated floorings 5 are put into the packing case packing that overlaps, place health under indoor environment temperature, conditioned time is 3 hours to 3 days.
(embodiment 5, laminated flooring and manufacture method thereof)
See Figure 30 to Figure 40, the remainder and the laminated flooring 5 among the embodiment 1 of the hot pressing type laminated flooring 5 of present embodiment are basic identical, and different is: the upper surface 21 of shaping fiber plate body 2 is made up of last transverse plane 21-1, the four side edge inclined-plane 21-2 that is positioned at transverse plane 21-1 four sides; Wood grain ply of paper 3 integral body are bonded and fixed on the upper surface 21 that comprises transverse plane 21-1 and four side edge inclined-plane 21-2 of shaping fiber plate body 2 continuously; The part in the four side edge inclined-plane 21-2 of the upper surface that is positioned at shaping fiber plate 2 21 of the upper surface of wear-resisting ply of paper 4 outside is then as the four side edge inclined-plane 50-2 of the upper surface 50 of this hot pressing type laminated flooring 5.The procedure of processing of the hot pressing type laminated flooring of present embodiment is as follows:
Present embodiment adopts unidirectional " ∨ " shape convex tendon patrix steel plate 8, and patrix steel plate 8 is that basic configuration is rectangular plate body.Patrix steel plate 8 (seeing Figure 30 to Figure 32) has vertical " ∨ " shape convex tendon 81-1 that is arranged on the working face; Vertically be parallel to each other between consistent with the length direction of patrix the steel plate 8 and vertical convex tendon 81-1 of convex tendon 81-1; Vertically the basic configuration of convex tendon 81-1 is " ∨ " shape of band fillet, and fillet is positioned at the top of vertical convex tendon 81-1.
See Figure 30, being provided with of the size of patrix steel plate 8, material therefor and installing hole 83 with patrix steel plate 8 used among the embodiment 2; The distribution mode of vertical convex tendon 81-1 of patrix steel plate 8 is identical among the distribution mode of vertical convex tendon 81-1 of patrix steel plate 8 and the embodiment 2; The frame distance b 13 of patrix steel plate 8 left and right sides is also with embodiment 2.The frame on the side edge, front and back of patrix steel plate 81 is about 110.2 millimeters apart from a13.
See Figure 32, the height h11 of vertical convex tendon 81-1 of patrix steel plate 8 is about 1.06 millimeters, vertically the radius of the top fillet of convex tendon 81-1 is about 0.2 millimeter, vertically the bottom width d11 of convex tendon 81-1 is about 2.28 millimeters, and vertically the gradient of convex tendon 81-1 (the vertically acute angle of the angle of cut between the datum level 82 of the working face of the inclined-plane of convex tendon 81-1 and patrix steel plate 8) α 11 is 45 degree.
The selection of balance paper 1, fiberboard 2, woodgrained paper 3 and abrasion-proof paper 4 is with embodiment 2.
See Figure 33 to Figure 35, the processing method of one-piece type plate 6 hot formings that are commonly called as " sheet " of " ∨ " shape longitudinal fluting 61-1 that will have the band fillet that is parallel to each other on veneering production line is with embodiment 2.The length a2 of the sheet 6 that obtains, width b2 and thickness c2 are also with embodiment 2.The distribution mode of the longitudinal fluting 61-1 of the sheet 6 among the distribution mode between 18 longitudinal fluting 61-1 of large stretch of 6 and the embodiment 2 is identical.
See Figure 35, the height h31 of large stretch of 6 longitudinal fluting 61-1 is 1.06 millimeters; The width of rebate d31 of longitudinal fluting 61-1 is 2.28 millimeters; The fillet of its further groove accounts for 0.06 millimeter, as allowance.The inclined angle alpha 31 of longitudinal fluting 61-1 is 45 degree.
See Figure 36, after being called large stretch of 6 one-piece type plate and being pushed out hot press, place the pusher saw to go up (saw blade thickness is about 3 millimeters) sheet 6, along the center line on large stretch of 6 the width is thereby that the centre position pushes away saw and makes large stretch of 6 to be sawn into two, obtains 2 blocks of one-piece type sheet materials that are commonly called as to " middle sheet 62 ".
See Figure 37, middle sheet 62 is placed (thickness of every saw blade is about 3 millimeters) on the special-purpose multiple blade saw, the length direction of sheet 62 pushes away saw in the edge, promptly between two adjacent longitudinal fluting 61-1 that form each horizontal narrow distance, select to open the saw point, this is driven saw and puts 8 millimeters places that are located at apart from longitudinal fluting 61-1 centre position, left side, also the redundance at the edge, the left and right sides of middle sheet 62 is amputated when pushing away saw, each edge line degree is controlled in the 0.1mm/m, obtains 9 monolithic floor boards 7 that are commonly called as to " small pieces ".
See Figure 38, small pieces 7 are carried out the method for processing forming of snapping portion with embodiment 2, different is machines away half that is positioned at the outside with the position of " ∨ " shape longitudinal fluting 61-1 of the band fillet of small pieces 7 left and right sides, and keep half that is positioned at the inboard, and the monolithic laminated flooring 5 that obtains processing; Wherein inboard half that be positioned at the groove position that kept of small pieces 7 is the inclined-plane 50-2 at the edge, the left and right sides of monolithic laminated flooring 5 upper surfaces.Obtain the monolithic laminated flooring 5 of Figure 38 to shape shown in Figure 40 and structure.
(manufacture method of embodiment 6, laminated flooring)
Referring to Figure 30 to Figure 40, method among the remainder of present embodiment and the embodiment 5 is basic identical, different is after sheet 6 is hot pressed into type, it is moved on the heat radiation rack, carry out air-cooled processing with fan to large stretch of 6, large stretch of 6 temperature is dropped to greater than 30 ℃ of indoor environment temperatures to indoor environment temperature; And then with sawing the monolithic floor board 7 that is commonly called as " small pieces " that board processing device is sawn into sheet 6 required size.
(manufacture method of embodiment 7, laminated flooring)
Referring to Figure 30 to Figure 42, method among the remainder of present embodiment and the embodiment 5 is basic identical, different is behind the monolithic laminated flooring 5 that obtains machine-shaping, is that one group of tenon and groove along the left and right sides snaps together with the monolithic laminated flooring 5 of machine-shaping by two, 3 to 10 groups of laminated floorings 5 are put into the packing case packing that overlaps, place health under indoor environment temperature, conditioned time is 3 hours to 3 days.
(embodiment 8, laminated flooring and manufacture method thereof)
See Figure 43 to Figure 57, the laminated flooring 5 of present embodiment is identical with the laminated flooring among the embodiment 1 in Chinese patent application 03278308.6 specification.But manufacture method has certain difference, and the manufacture method step of the laminated flooring in the present embodiment is as follows:
See Figure 43 to Figure 47, what adopt in the present embodiment is two-way convex tendon patrix steel plate 8, has the crisscross vertical convex tendon 81-1 and the horizontal convex tendon 81-2 that are arranged on the working face; Vertically the basic configuration of convex tendon 81-1 and horizontal convex tendon 81-2 is " ∨ " shape of band fillet, and fillet is positioned at the top of vertical convex tendon 81-1 and horizontal convex tendon 81-2.
See Figure 43 to 45, the distribution mode of the convex tendon 81 on the patrix steel plate 8, the frame of the left and right sides are apart from frame being provided with patrix steel plate 8 used among the embodiment 2 apart from a13 and installing hole 83 of b13, both sides, front and back.
See Figure 46, vertical convex tendon 81-1 that used patrix steel plate 8 has among vertical convex tendon 81-1 of patrix steel plate 8 and the embodiment 5 is identical.
See Figure 47, the height h12 of the horizontal convex tendon 81-2 of patrix steel plate 8 is about 1.06 millimeters, laterally the radius of the top fillet of convex tendon 81-2 is about 0.2 millimeter, laterally the bottom width d12 of convex tendon 81-2 is about 2.28 millimeters, and laterally the gradient of convex tendon 81-2 (the laterally acute angle of the angle of cut between the datum level 82 of the working face of the inclined-plane of convex tendon 81-2 and patrix steel plate 8) α 12 is 45 degree.
Selecting for use of balance paper 1, fiberboard 2, woodgrained paper 3 and abrasion-proof paper 4 with embodiment 2.
See Figure 48 to 52, on veneering production line, will have the processing method of one-piece type plate 6 hot formings that are commonly called as " sheet " of " ∨ " shape longitudinal fluting 61-1 of crisscross band fillet and transverse concave groove 61-2 and processing conditions with embodiment 2.The length a2 of the sheet 6 that obtains, width b2 and thickness c2 are also with embodiment 2.
Still see Figure 48, the longitudinal fluting 61-1 of the sheet 6 among large stretch of 6 longitudinal fluting 61-1 and the distribution mode of transverse concave groove 61-2 and the embodiment 2 is identical with the distribution mode of transverse concave groove 61-2.
See Figure 51 and Figure 52, large stretch of 6 longitudinal fluting 61-1 is identical with the longitudinal fluting of sheet 6 among the embodiment 5; The height h32 of large stretch of 6 transverse concave groove 61-2 is 1.06 millimeters; Inclined angle alpha 32 is 45 degree; Width of rebate d33 is 2.28 millimeters; The fillet of groove accounts for 0.06 millimeter, as allowance.
See Figure 53, the processing method of sheet 62 is with embodiment 5 in being sawn into large stretch of 6.
See Figure 54, middle sheet 62 is processed into the processing method of small pieces 7 with embodiment 5.Four side portion on the upper surface of resulting every small pieces 7 has normal fillet " ∨ " connected in star 61.
See Figure 55, small pieces 7 are carried out the method for processing forming of snapping portion with embodiment 2, different is machines away half that is positioned at the outside with the position of " ∨ " connected in stars that is provided with the band fillet of small pieces 7 upper surfaces four sides, is positioned at inboard half and keep, and the monolithic laminated flooring 5 that obtains processing; Wherein inboard half that be positioned at the groove position that kept of small pieces 7 is the inclined-plane 50-2 of the four side edge of monolithic laminated flooring 5 upper surfaces 50.Obtain the monolithic laminated flooring 5 of shape shown in Figure 55 to Figure 57 and structure.
(manufacture method of embodiment 9, laminated flooring)
Referring to Figure 43 to Figure 57, the remainder of present embodiment is substantially the same manner as Example 8, and different is after sheet 6 is hot pressed into type, and it is moved on the heat radiation rack, carry out air-cooled processing with fan to large stretch of 6, large stretch of 6 temperature is dropped to greater than 30 ℃ of indoor environment temperatures to indoor environment temperature; And then with sawing the monolithic floor board 7 that is commonly called as " small pieces " that board processing device is sawn into sheet 6 required size.
(manufacture method of embodiment 10, laminated flooring)
Referring to Figure 43 to Figure 59, the remainder of present embodiment is substantially the same manner as Example 8, different is behind the monolithic laminated flooring 5 that obtains machine-shaping, is that one group of tenon and groove along the left and right sides snaps together with the monolithic laminated flooring 5 of machine-shaping by two, 3 to 10 groups of laminated floorings 5 are put into the packing case packing that overlaps, place health under indoor environment temperature, conditioned time is 3 hours to 3 days.
Claims (10)
1. method of making laminated flooring, have following steps: the basic configuration of the patrix steel plate (8) that 1. hot press adopted is that rectangular slab and its working face are provided with convex tendon (81), and convex tendon (81) is unidirectional convex tendon or two-way convex tendon; The convex tendon that the patrix steel plate (8) of unidirectional convex tendon is set is vertical convex tendon (81-1), and they are parallel to each other and along patrix steel plate (8) length direction setting; The convex tendon that the patrix steel plate (8) of two-way convex tendon is set comprises vertical convex tendon (81-1) and horizontal convex tendon (81-2), vertically convex tendon (81-1) be parallel to each other and along patrix steel plate length direction be provided with, laterally convex tendon (81-2) is parallel to each other and along the setting of patrix steel plate width direction; 2. on the lower-die steel plate of hot press, stack rectangular balance paper (1), fiberboard (2), woodgrained paper (3) and abrasion-proof paper (4) by from bottom to top order; The patrix steel plate (8) of hot press by having convex tendon (81) is to balance paper (1), fiberboard (2), woodgrained paper (3) and abrasion-proof paper (4) are exerted pressure, in temperature is 170 ℃ to 220 ℃, pressure is pressurize 15 seconds to 50 seconds under every square centimeter 20 kilograms to every square centimeter 70 kilograms the condition, make balance paper (1), fiberboard (2), woodgrained paper (3) and abrasion-proof paper (4) are spatially bonding successively, and in fiberboard (2), woodgrained paper (3) and abrasion-proof paper (4) patrix extrude have with patrix steel plate (8) on the one-piece type plate (6) that is commonly called as " sheet " of the corresponding groove of shape (61) of convex tendon (81); 3. with the saw board device large stretch of (6) are sawn into the monolithic floor board (7) that is commonly called as " small pieces " of required size, wherein: each small pieces (7), its left and right sides of being sawn into for the resulting sheet of hot press that adopts unidirectional convex tendon patrix steel plate have groove (61), each small pieces (7) that are sawn into for the resulting sheet of hot press that adopts two-way convex tendon patrix steel plate, its all around four sides respectively have groove (61); 4. form snapping tenon and snap groove seat with tongue-and-groove shaping process equipment in small pieces (7) four side machining, also the groove position on the small pieces (7) is machined away half that is positioned at the outside, and keep half that is positioned at the inboard, and obtain the monolithic laminated flooring (5) of machine-shaping; Then, be that one group of tenon and groove along the left and right sides snaps together with the monolithic laminated flooring (5) of machine-shaping by two, under indoor environment temperature, place health, conditioned time is 3 hours to 3 days.
2. the method for manufacturing laminated flooring according to claim 1, it is characterized in that: step 3. in, earlier sheet (6) is moved on the heat radiation rack, carry out nature cooling or large stretch of (6) are carried out air-cooled processing, the temperature of sheet (6) is dropped to greater than 30 ℃ of indoor environment temperatures to indoor environment temperature with fan; And then with sawing the small pieces (7) that board processing device is sawn into large stretch of (6) required size.
3. the method for manufacturing laminated flooring according to claim 1 is characterized in that: step 3. in, when the temperature of large stretch of (6) is 20 ℃ to 70 ℃, with sawing the monolithic floor board (7) that board device is sawn into one-piece type plate (6) required size.
4. according to the method for the described manufacturing laminated flooring of one of claim 1 to 3, it is characterized in that: the density of fiberboard (2) is every cubic metre 600 kilograms to 1000 kilograms; The basic configuration of the convex tendon (81) of the patrix steel plate (8) of hot press is " V " shape or trapezoidal.
5. the method for manufacturing laminated flooring according to claim 4 is characterized in that: described " V " shape is " V " shape of band fillet, and is described trapezoidal for being with the trapezoidal of fillet.
6. laminated flooring, have by hot pressing spatially by from bottom to up direction and be bonded and fixed at together balance ply of paper (1), shaping fiber plate body (2), wood grain ply of paper (3) and wear-resisting ply of paper (4) successively, balance ply of paper (1) wherein, wood grain ply of paper (3) and wear-resisting ply of paper (4) all belong to the fixing layer of heat cured thermo-compression bonding; Shaping fiber plate body (2) is middle density shaping fiber plate body or high density shaping fiber plate body; Shaping fiber plate body (2) has snapping portion (22); Snapping portion (22) is made up of the fastening position that is arranged on shaping fiber plate body (2) four sides; The snapping portion (22) of shaping fiber plate body (2) is the snapping portion (52) of this hot pressing type laminated flooring (5); The fastening position of every side of shaping fiber plate body (2) is snapping tenon or snap groove seat; The lower surface of balance ply of paper (1) is the lower surface of this hot pressing type laminated flooring (5); The upper surface of wear-resisting ply of paper (4) is the upper surface of this hot pressing type laminated flooring (5); It is characterized in that:the upper surface (21) of shaping fiber plate body (2) by last transverse plane (21-1), be positioned at transverse plane (21-1) all around four sides four side edge inclined-plane (21-2), be positioned at the lower end on four side edge inclined-plane (21-2) and the planes, four side stage rank (21-3) that link to each other with four side edge inclined-plane (21) are formed; Wood grain ply of paper (3) integral body is bonded and fixed on the upper surface (21) that comprises transverse plane (21-1), four side edge inclined-plane (21-2) and planes, four side stage rank (21-3) of shaping fiber plate body (2) continuously; Wear-resisting ply of paper (4) integral body is bonded and fixed on the upper surface of whole wood grain ply of paper (3) continuously; The part of the upper transverse plane, (21-1) of the upper surface that is positioned at shaping fiber plate body, (2), (21) of the upper surface of wear-resisting ply of paper, (4) top is then as the walking surface, (50-1) of the upper surface, (50) of this heat-pressing strengthening wood floor, (5); The part in the outside, the four side edge inclined-plane (21-2) of the upper surface that is positioned at shaping fiber plate (2) (21) of the upper surface of wear-resisting ply of paper (4) is then as the four side edge inclined-plane (50-2) of the upper surface (50) of this heat-pressing strengthening wood floor (5), and the part of the top, planes, four side stage rank (21-3) of the upper surface that is positioned at shaping fiber plate (2) (21) of the upper surface of wear-resisting ply of paper (4) is then as the planes, four side stage rank (50-3) of the upper surface (50) of this heat-pressing strengthening wood floor (5).
7. laminated flooring according to claim 6 is characterized in that: shaping fiber plate body (2) is that density is the high density shaping fiber plate body that 600 to 800 kilograms every cubic metre middle density shaping fiber plate body or density are every cubic metre 800 kilograms to 1000 kilograms; A fastening position of the fastening position that is arranged in left and right sides of the snapping portion (22) of shaping fiber plate body (2) is the snapping tenon, and another fastening position that is arranged in the fastening position of left and right sides is the snap groove seat; A fastening position of the fastening position that is arranged in the front and back side of the snapping portion (22) of shaping fiber plate body (2) is the snapping tenon, and another fastening position of the fastening position of side is the snap groove seat before and after being arranged in; The above-mentioned both sides snapping tenon that is positioned at interconnects, and the snap groove seat that is positioned at other both sides interconnects.
8. laminated flooring according to claim 7, it is characterized in that: the length a of the upper surface (50) of this laminated flooring (5) is 600 to 1800 millimeters, the width b of upper surface (50) is 60 to 300 millimeters, walking surface (50-1) to the distance between the lower surface of upper surface (50) is the thickness c of this hot pressing type laminated flooring (5), and its numerical value is 6 to 18 millimeters.
9. according to the described laminated flooring of one of claim 6 to 8, it is characterized in that: the inclined angle alpha on the inclined-plane (50-2) of every lateral edges of the upper surface (50) of this laminated flooring (5) is that 15 degree are to 45 degree, the height h of upper end to the lower end on the inclined-plane of every lateral edges (50-2) is 0.4 to 2 millimeter, and the left end on the step plane (50-3) of every lateral edges to the width e of right-hand member is 0.1 to 5 millimeter.
10. laminated flooring according to claim 9, it is characterized in that: the inclined angle alpha on the inclined-plane (50-2) of every lateral edges of the upper surface (50) of this laminated flooring (5) is that 18 degree are to 45 degree, the height h of upper end to the lower end on the inclined-plane of every lateral edges (50-2) is 0.6 to 1.5 millimeter, and the left end on the step plane (50-3) of every lateral edges to the width e of right-hand member is 0.2 to 5 millimeter.
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| CN108789677A (en) * | 2018-06-28 | 2018-11-13 | 安徽附利整体家居有限公司 | A kind of solid wood veneer cabinet plate and its manufacture craft |
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| CN101642921B (en) * | 2009-08-28 | 2012-01-11 | 河南益嘉林业发展有限公司 | Production process of impregnated-paper laminated wood floor by pre-pressuring trough positioning method |
| EP2289664A1 (en) * | 2009-09-01 | 2011-03-02 | Spanolux N.V. Div. Balterio | Method of manufacturing a covering panel with a profiled edge |
| CN102990756A (en) * | 2011-09-08 | 2013-03-27 | 张铭勇 | Laminate floor continuous processing method and production line equipment |
| WO2012167632A1 (en) * | 2011-06-09 | 2012-12-13 | Zhang Mingyong | Continuous machining method and production line equipment for reinforced floorboard |
| CN102777027B (en) * | 2012-08-17 | 2015-10-21 | 浙江大学 | A kind of mutual buckle type can assembled anti-cracking and seepage control permanent beam template |
| CN105256944A (en) * | 2015-10-08 | 2016-01-20 | 李章洪 | Rotary splicing type building plate |
| CN111512006A (en) * | 2017-12-12 | 2020-08-07 | 李林 | Inlaid composite floor block with hard surface layer |
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| CN2594373Y (en) * | 2003-01-22 | 2003-12-24 | 葛跃进 | Enhanced wood floor |
| CN2637624Y (en) * | 2003-09-01 | 2004-09-01 | 葛跃进 | Heat-pressing strengthening wood floor |
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| CN1178784C (en) * | 2003-01-22 | 2004-12-08 | 葛跃进 | Stiffened timber floor and the manufacturing method thereof |
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| CN2594373Y (en) * | 2003-01-22 | 2003-12-24 | 葛跃进 | Enhanced wood floor |
| CN1178784C (en) * | 2003-01-22 | 2004-12-08 | 葛跃进 | Stiffened timber floor and the manufacturing method thereof |
| CN2637624Y (en) * | 2003-09-01 | 2004-09-01 | 葛跃进 | Heat-pressing strengthening wood floor |
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