CN107916764B - A kind of double-layer combined floor of solid wood PVC stone modeling - Google Patents
A kind of double-layer combined floor of solid wood PVC stone modeling Download PDFInfo
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- CN107916764B CN107916764B CN201710943531.8A CN201710943531A CN107916764B CN 107916764 B CN107916764 B CN 107916764B CN 201710943531 A CN201710943531 A CN 201710943531A CN 107916764 B CN107916764 B CN 107916764B
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- 239000004575 stone Substances 0.000 title claims abstract description 58
- 239000002023 wood Substances 0.000 title claims abstract description 57
- 239000007787 solid Substances 0.000 title claims abstract description 50
- 239000000758 substrate Substances 0.000 claims abstract description 102
- 238000003860 storage Methods 0.000 claims abstract description 57
- 238000000465 moulding Methods 0.000 claims abstract description 51
- 239000003292 glue Substances 0.000 claims abstract description 43
- 229920003023 plastic Polymers 0.000 claims abstract description 25
- 239000004033 plastic Substances 0.000 claims abstract description 25
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000001125 extrusion Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 53
- 239000007788 liquid Substances 0.000 claims description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
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- 239000000654 additive Substances 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims description 2
- 239000000110 cooling liquid Substances 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 239000010410 layer Substances 0.000 description 98
- 229920000915 polyvinyl chloride Polymers 0.000 description 57
- 239000004800 polyvinyl chloride Substances 0.000 description 57
- 239000004831 Hot glue Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
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- 235000013339 cereals Nutrition 0.000 description 3
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- 230000009286 beneficial effect Effects 0.000 description 2
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- 231100000252 nontoxic Toxicity 0.000 description 2
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 240000005020 Acaciella glauca Species 0.000 description 1
- 241000208140 Acer Species 0.000 description 1
- 241001264730 Callistemon salignus Species 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000219000 Populus Species 0.000 description 1
- 240000005809 Prunus persica Species 0.000 description 1
- 235000006040 Prunus persica var persica Nutrition 0.000 description 1
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- 238000009408 flooring Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
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- 230000002285 radioactive effect Effects 0.000 description 1
- 235000003499 redwood Nutrition 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/04—Flooring or floor layers composed of a number of similar elements only of wood or with a top layer of wood, e.g. with wooden or metal connecting members
- E04F15/041—Flooring or floor layers composed of a number of similar elements only of wood or with a top layer of wood, e.g. with wooden or metal connecting members with a top layer of wood in combination with a lower layer of other material
- E04F15/043—Flooring or floor layers composed of a number of similar elements only of wood or with a top layer of wood, e.g. with wooden or metal connecting members with a top layer of wood in combination with a lower layer of other material the lower layer being of organic plastic with or without reinforcements or filling materials
-
- 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
- B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B21/08—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B32B21/14—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood board or veneer
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
-
- 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer 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 an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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
-
- 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
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- 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
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/732—Dimensional properties
- B32B2307/734—Dimensional stability
-
- 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
- B32B2419/00—Buildings or parts thereof
- B32B2419/04—Tiles for floors or walls
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Floor Finish (AREA)
Abstract
The invention discloses a kind of solid wood PVC stones to mould double-layer combined floor, belongs to floor field.The present invention is bonded by the panel on upper layer and the substrate of lower layer, and panel is solid wood board, and substrate is PVC stone-plastic plate；The thickness of substrate is greater than the thickness of panel；Through channel is equipped with inside substrate along its length；Upper surface of base plate is equipped with substrate storage glue groove along its length or panel lower surface is equipped with panel storage glue groove along its length；Substrate storage glue groove is arranged along the width direction adjacent continuous of substrate, and panel storage glue groove is arranged along the width direction adjacent continuous of panel.Wherein, PVC stone-plastic plate is PVC stone molding base, which is prepared using following steps: step a: raw material mix and heating；Step b: stomata generates；Step c: extrusion molding；Step d: it is cooled and shaped.Present invention reduces the production cost on double-layer combined floor, protect ecological environment, efficiently avoid double-layer combined floor come unglued, the generation of metaboly.
Description
Technical field
The present invention relates to a kind of floors, mould double-layer combined floor more specifically to a kind of solid wood PVC stone.
Background technique
Currently, Compossite solid-wood floor plate mainly with multi-layer solid wood it is compound based on, performance is closer to pure solid wood with three layers.Three
Layer solid wooden compound floor is staggeredly to be composed of three layers of thin solid wood board by more complex technique.Three layers of compound tense, compared with
Thin bottom and surface layer wood grain is longitudinal arrangement, and thicker middle layer wood grain is transversely arranged, to neutralize the natural deformation of timber.
The superficial layer of this three-layer wood composite flooring using good timber, (such as: want, remote redwood is wanted, mountain core by oak, maple, teak
Peach and walnut etc.), middle layer, bottom then use elastic preferable fast growing wood (such as: pine, poplar), can efficiently solve
A series of problems, such as timber floor changes the buckling deformation generated and cracking due to temperature and humidity in different environments.Three-layer real-wood
The precious timber of composite floor board superficial layer not only remains solid wooden floor board wood grain grace, natural characteristic, and utmostly saves
The about resource of high-quality precious timber, and be able to satisfy people and precious timber is liked.But existing MULTILAYER COMPOSITE solid wood
Plate is still required to consume a large amount of timber, and with increasingly rare and protection environment the needs of timber resources, existing multilayer is multiple
It closes solid wooden floor board and often faces the problem of production cost rises and destroys ecological environment.
In recent years, the US Department of Commerce discloses " double anti-" policy of U.S.'s multi-layer wooden floor anti-dumping to China, anti-subsidy, such as
On November 12 2010 Washington, DC time, it is anti-that U.S. Department of Commerce announces U.S. multi-layer wooden floor product initiation anti-dumping defeated to China
Subsidy merges investigation and determines.U.S. domestic industry is required on October 21st, 2010 to U.S. Department of Commerce and International Trade Commission application
Anti-dumping anti-subsidy is carried out to multi-layer wooden floor product native to China and merges investigation.It is announced, is investigated according to U.S. Department of Commerce
Product is three layers and three layers and combines the multi-layer wooden floor formed with upper layer and sandwich layer.In order to evade U.S.'s multi-layer wooden floor to China
" double anti-" policy, some floor production enterprises in China expect that production only has the compoiste wood floor of double-layer structure, due to two layers
The compoiste wood floor of structure is not belonging to the product within the scope of U.S.'s multi-layer wooden floor to China " double anti-" policy, therefore double-layer structure
Compoiste wood floor is when exporting the U.S. with very big competitive advantage.But answering for double-layer structure is found in existing development process
Closing timber floor, often manufacture difficulty is higher, and is easy to produce and comes unglued and deform.
The compoiste wood floor of double-layer structure, such as Chinese Patent Application No. are had been developed that in the prior art:
2006201259419, the applying date: on November 30th, 2006, invention and created name are as follows: a kind of solid wooden compound floor, this application
A kind of solid wooden compound floor is disclosed, it includes dash board and substrate double-layer structure, and substrate uses finger-jointed plate, in substrate and dash board
Flexible balance bar groove is provided on upper faying face.Flexible balance bar groove is 3~6 rectangles opened up along the length direction of plate
Slot.It is equipped with and the staggered lower flexible balance bar groove of flexible balance bar groove on faying face thereon in base lower surface.Due to
Substrate uses cold spelling finger-jointed plate, and substrate is compound using powerful white latex with dash board, is green so being entirely free of formaldehyde composition
Environment-friendly products；Flexible balance bar groove reduces the internal stress of plate, in the case where dampness, heated or dry, deflection
It is small, reduce the possibility that floor cripling occurs, cracks.But there is also the following defects for being difficult to overcome for this application: (1), being somebody's turn to do
Solid wooden compound floor uses solid wood to manufacture completely, and high production cost and destruction ecological environment do not meet the principle of sustainable development；
(2), the bonding force between dash board and substrate is smaller, is easy to appear phenomenon of coming unglued.
In conclusion how overcoming the compoiste wood floor high production cost of existing double-layer structure, destroying ecological environment, and hold
It is also easy to produce the deficiency come unglued with metaboly, is the technical problem of urgent need to resolve in the prior art.
Summary of the invention
1. technical problems to be solved by the inivention
It is an object of the invention to overcome the compoiste wood floor high production cost of existing double-layer structure, destroy ecological environment,
And it is easy to produce the deficiency come unglued with metaboly, a kind of double-layer combined floor of solid wood PVC stone modeling is provided, bilayer is reduced
The production cost of Combined floor, protect ecological environment, efficiently avoid double-layer combined floor come unglued, metaboly
Occur.
2. technical solution
In order to achieve the above objectives, technical solution provided by the invention are as follows:
Solid wood PVC stone of the invention moulds double-layer combined floor, is bonded by the panel on upper layer and the substrate of lower layer,
The panel is solid wood board, and substrate is PVC stone-plastic plate；The thickness of substrate is greater than the thickness of panel；Edge inside substrate
Length direction is equipped with through channel；Upper surface of base plate is equipped with substrate storage glue groove along its length.
As further improvement of the present invention, the substrate storage glue groove is the groove that cross section is V-arrangement, which stores up glue
Slot is arranged along the width direction adjacent continuous of substrate.
As further improvement of the present invention, the substrate storage glue groove is the groove that cross section is arc, substrate storage
Glue groove is arranged along the width direction adjacent continuous of substrate.
As further improvement of the present invention, the cross section of the through channel is rectangle.
As further improvement of the present invention, the through channel has multiple, and multiple through channels are along substrate width side
To being arranged parallel to each other.
As further improvement of the present invention, the PVC stone-plastic plate is PVC stone molding base, which uses
Following steps preparation:
Step a: raw material mixing and heating；
Step b: stomata generates；
Step c: extrusion molding；
Step d: it is cooled and shaped.
3. beneficial effect
Using technical solution provided by the invention, compared with prior art, have the following beneficial effects:
(1) solid wood PVC stone of the invention moulds double-layer combined floor, is equipped with substrate storage along its length in upper surface of base plate
Glue groove, the substrate storage glue groove are arranged along the width direction adjacent continuous of substrate, and solidification has hot melt adhesive, substrate storage in substrate storage glue groove
The setting of glue groove expands the bond area of hot melt adhesive, make that substrate contacts with hot melt adhesive more sufficiently, and then increase substrate with
Bonding force between panel efficiently avoids double-layer combined floor and comes unglued the generation of phenomenon；Or on panel lower surface edge
Length direction is equipped with panel storage glue groove, which arranges along the width direction adjacent continuous of panel, in panel storage glue groove
Solidification has hot melt adhesive, and the setting of panel storage glue groove expands the bond area of hot melt adhesive, makes what panel contacted with hot melt adhesive more to fill
Point, and then the bonding force between substrate and panel is increased, efficiently avoids double-layer combined floor and come unglued the generation of phenomenon.
(2) solid wood PVC stone of the invention moulds double-layer combined floor, and it is logical to be equipped with multiple perforations along its length inside substrate
Road, multiple through channels are arranged parallel to each other along substrate width direction；The setting of through channel can effectively reduce the weight of substrate
Amount, has saved cost, and plays buffer function when substrate leads to deformation because of uneven heating, can be exhausted big in absorptive substrate
Part deforms, and eliminates the internal stress on substrate, prolongs its service life, efficiently avoid double-layer combined floor deformation phenomenon
Generation.
(3) solid wood PVC stone of the invention moulds double-layer combined floor, and the substrate of lower layer replaces reality using PVC stone-plastic plate
Wood material reduces the usage amount of high-quality timber, reduces the production cost on double-layer combined floor, protects ecological environment,
And PVC stone-plastic plate is renewable resource, meets the principle of sustainable development.
Detailed description of the invention
Fig. 1 is that the solid wood PVC stone of implementation 1 moulds the schematic diagram of the section structure of double-layer combined floor in the width direction；
Fig. 2 is that the solid wood PVC stone of implementation 2 moulds the schematic diagram of the section structure of double-layer combined floor in the width direction；
Fig. 3 is that the solid wood PVC stone of implementation 3 moulds the schematic diagram of the section structure of double-layer combined floor in the width direction；
Fig. 4 is that the solid wood PVC stone of implementation 4 moulds the schematic diagram of the section structure of double-layer combined floor in the width direction.
Fig. 5 is the structural schematic diagram of stomata generating mechanism in embodiment 2；
Fig. 6 is the partial enlarged view in Fig. 5 at A；
Fig. 7 is the structural schematic diagram of molding die mechanism in embodiment 5；
Fig. 8 is the flow chart of the manufacturing method of PVC stone molding base in embodiment 5.
Label declaration in schematic diagram: 1, panel；2, substrate；3, substrate storage glue groove；4, through channel；5, panel stores up glue
Slot；1101, stomata generating mechanism exports；1102, stomata generating mechanism import；1103, stomata generating mechanism ontology；1104, lead to
Tracheae；11041, snorkel body；11042, end chambers；1105, on-off valve；1106, air storage chamber；1107, isolating valve；
1108, air pump；1201, main-inlet；1202, secondary entrance；1203, distance piece；1204, secondary outlet；1205, primary outlet；1206, melt
Close section.
Specific embodiment
To further appreciate that the contents of the present invention, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment 1
In conjunction with Fig. 1, the solid wood PVC stone of the present embodiment moulds double-layer combined floor, by the panel 1 on upper layer and the substrate of lower layer
2 are bonded, and panel 1 is solid wood board, and substrate 2 is PVC stone-plastic plate.The thickness of substrate 2 is greater than the thickness of panel 1, inside substrate 2
It is equipped with through channel 4 along its length, the cross section of through channel 4 is rectangle, and the through channel 4 has multiple, this specific reality
Applying through channel 4 in example has seven, and seven through channels 4 are arranged parallel to each other along 2 width direction of substrate.2 upper surface edge of substrate
Length direction is equipped with substrate storage glue groove 3, and substrate storage glue groove 3 is the groove that cross section is V-arrangement, and the substrate storage glue groove 3 is along substrate 2
The arrangement of width direction adjacent continuous.
PVC stone-plastic plate is also known as stone-wood floor, is largely sheet material, is a kind of new terrestrial material of high-quality, using day
Right mountain flour is the solid base that main raw material(s) constitutes high density, high microsteping reticular structure, surface coated with macromolecule polyvinyl chloride resin,
It is process through procedures up to a hundred.PVC stone-plastic plate mainly has the following advantages that,
(1) environmentally protective: the primary raw material for producing stone-plastic plate is natural stone-powder, through the detection of national authority department without any
Radioactive element is environmentally protective new terrestrial ornament materials；(2) renewable: stone-plastic plate be it is a kind of renewablely
Face ornament materials has huge meaning with ecological environment for protecting national resource；(3) high resiliency and superpower shock resistance: stone
Mould plate quality is softer so elastic have good elasticity to restore under the impact of weight very well, while stone plastic floor is with very
Strong impact resistance has very strong elasticity to restore heavy impact destruction, will not damage；(4) fire protection flame retarding: stone-plastic plate
It itself will not burn and burning can be prevented, up to B1 grades, fire protecting performance is only second to up-to-standard stone-plastic plate fire prevention index
Stone material；(5) waterproof and dampproof: stone-plastic plate and water is not afraid of water without affinity, only if it were not for being impregnated and would not be damaged for a long time, and
It will not go mouldy because humidity is big.
The solid wood PVC stone of the present embodiment moulds double-layer combined floor, and the substrate 2 of lower layer replaces reality using PVC stone-plastic plate
Wood material reduces the usage amount of high-quality timber, reduces the production cost on double-layer combined floor, protects ecological environment,
And PVC stone-plastic plate is renewable resource, meets the principle of sustainable development.
The solid wood PVC stone of the present embodiment moulds double-layer combined floor, and the panel 1 on upper layer and the substrate 2 of lower layer pass through hot melt
Gluing is combined, but is found in actual use, which is being heated not because only there was only double-layer structure
Entirety deformation quantity is larger when, therefore the hot melt adhesive between upper layer panel 1 and underlying substrate 2 on contact surface is be easy to cause to fall off,
Cause phenomenon of coming unglued；And upper layer panel 1 is solid wood board, underlying substrate 2 is PVC stone-plastic plate, solid wood board and PVC stone-plastic plate heated
Thermal expansion coefficient is different in expansion process, increase the double-layer combined floor come unglued phenomenon a possibility that.Based on above-mentioned
Consider, the solid wood PVC stone of the present embodiment moulds double-layer combined floor, and surface is equipped with substrate storage glue along its length on a substrate 2
Slot 3, the substrate storage glue groove 3 are arranged along the width direction adjacent continuous of substrate 2, and solidification has hot melt adhesive, substrate in substrate storage glue groove 3
The setting of storage glue groove 3 expands the bond area of hot melt adhesive, contacts substrate 2 with hot melt adhesive more abundant, and then increase base
Bonding force between plate 2 and panel 1 efficiently avoids double-layer combined floor and comes unglued the generation of phenomenon.
The solid wood PVC stone of the present embodiment moulds double-layer combined floor, and it is logical to be equipped with multiple perforations along its length inside substrate 2
The cross section in road 4, through channel 4 is rectangle, and multiple through channels 4 are arranged parallel to each other along 2 width direction of substrate；Through channel
4 setting can effectively reduce the weight of substrate 2, save cost, and play when substrate 2 leads to deformation because of uneven heating
Buffer function, can overwhelming majority deformation in absorptive substrate 2, eliminate the internal stress on substrate 2, prolong its service life, have
Avoid to effect the generation of double-layer combined floor deformation phenomenon.
Hot melt adhesive used in the present embodiment (English name: Hot Glue) is a kind of adhesive of plasticity, in certain temperature
Its physical state in range is spent to change with temperature and change, and chemical characteristic is constant, it is non-toxic and tasteless, formaldehyde composition is not contained,
Belong to environmental type chemical products.Because of its product itself system solid, convenient for packaging, transport, store, solvent-free, pollution-free, nontoxic
Type；And simple production process, the advantages that high added value, bonding strength is big, speed is fast and by favor.
Embodiment 2
In conjunction with Fig. 2, the solid wood PVC stone of the present embodiment moulds double-layer combined floor, by the panel 1 on upper layer and the substrate of lower layer
2 are bonded, and panel 1 is solid wood board, and substrate 2 is PVC stone-plastic plate.The thickness of substrate 2 is greater than the thickness of panel 1, inside substrate 2
It is equipped with through channel 4 along its length, the cross section of through channel 4 is rectangle, and the through channel 4 has multiple, this specific reality
Applying through channel 4 in example has seven, and seven through channels 4 are arranged parallel to each other along 2 width direction of substrate.2 upper surface edge of substrate
Length direction is equipped with substrate storage glue groove 3, and substrate storage glue groove 3 is the groove that cross section is arc, and the substrate storage glue groove 3 is along substrate 2
Width direction adjacent continuous arrangement.
Embodiment 3
In conjunction with Fig. 3, the solid wood PVC stone of the present embodiment moulds double-layer combined floor, by the panel 1 on upper layer and the substrate of lower layer
2 are bonded, and panel 1 is solid wood board, and substrate 2 is PVC stone-plastic plate.The thickness of substrate 2 is greater than the thickness of panel 1, inside substrate 2
It is equipped with through channel 4 along its length, the cross section of through channel 4 is rectangle, and the through channel 4 has multiple, this specific reality
Applying through channel 4 in example has seven, and seven through channels 4 are arranged parallel to each other along 2 width direction of substrate.1 lower surface edge of panel
Length direction is equipped with panel storage glue groove 5, and panel storage glue groove 5 is the groove that cross section is V-arrangement, and the panel storage glue groove 5 is along panel 1
The arrangement of width direction adjacent continuous.
The solid wood PVC stone of the present embodiment moulds double-layer combined floor, is equipped with panel storage along its length in 1 lower surface of panel
Glue groove 5, the panel storage glue groove 5 are arranged along the width direction adjacent continuous of panel 1, and solidification has hot melt adhesive, face in panel storage glue groove 5
The setting of plate storage glue groove 5 expands the bond area of hot melt adhesive, contacts panel 1 with hot melt adhesive more abundant, and then increase
Bonding force between substrate 2 and panel 1 efficiently avoids double-layer combined floor and comes unglued the generation of phenomenon.
Embodiment 4
In conjunction with Fig. 4, the solid wood PVC stone of the present embodiment moulds double-layer combined floor, by the panel 1 on upper layer and the substrate of lower layer
2 are bonded, and panel 1 is solid wood board, and substrate 2 is PVC stone-plastic plate.The thickness of substrate 2 is greater than the thickness of panel 1, inside substrate 2
It is equipped with through channel 4 along its length, the cross section of through channel 4 is rectangle, and the through channel 4 has multiple, this specific reality
Applying through channel 4 in example has seven, and seven through channels 4 are arranged parallel to each other along 2 width direction of substrate.1 lower surface edge of panel
Length direction is equipped with panel storage glue groove 5, and panel storage glue groove 5 is the groove that cross section is arc, and the panel storage glue groove 5 is along panel 1
Width direction adjacent continuous arrangement.
Embodiment 5
The solid wood PVC stone of the present embodiment moulds double-layer combined floor, substantially the same manner as Example 1, further:
In conjunction with Fig. 5-8, the manufacturing method of the PVC stone molding base of the present embodiment, comprising the following steps:
Step a: raw material mixing and heating；
In step a, batch mixer is added by formula rate in the raw material of PVC stone molding base and additive, in batch mixer
It is mixed and heating, fusing obtains primary molten liquid；
Step b: stomata generates；
In step b, the primary molten liquid prepared in step a is drawn into a-road-through air passing hole generating mechanism, is obtained secondary molten
Melt liquid；
The nitrogen that 0.3~3MPa (3MPa is taken in the present embodiment) is filled in air storage chamber 1106 is controlled in step b；
In step b, adjust the frequency per second that operation is opened and closed of on-off valve 1105 so that preparation secondary molten liquid its
Contain the stomata of 15%~25% (25% is taken in the present embodiment) volume in monomer volume；
Step c: extrusion molding；
In step c, the secondary molten liquid prepared in step b is passed through main extruder, main extruder melts the secondary in it
Melt the main-inlet 1201 that liquid squeezes out and is pressed into molding die mechanism；
The primary molten liquid prepared in step a extraction is passed through time extruder all the way, secondary extruder melts the primary in it
Melt the secondary entrance 1202 that liquid squeezes out and is pressed into molding die mechanism；
Step d: it is cooled and shaped.
In step d, in the 1206 outside spraying cooling liquid of fusion section of molding die mechanism, PVC stone molding base finished product is obtained.
In the present embodiment, stomata generating mechanism includes stomata generating mechanism ontology 1103, the stomata generating mechanism ontology
1103 be a cylindrical channel, and one end of stomata generating mechanism ontology 1103 is stomata generating mechanism import 1102, and stomata generates
The other end of mechanism body 1103 is stomata generating mechanism outlet 1101；If stomata generating mechanism along its length on be provided with
A dry group snorkel 1104, every group of snorkel 1104 include the snorkel 1104 inside several insertion stomata generating mechanism, and every group
The circumferential equidistantly distributed of all snorkels 1104 on snorkel 1104 along stomata generating mechanism, and same group of snorkel
1104 its end for being inserted into all snorkels 1104 in stomata generating mechanism in being with stomata generating mechanism central axes
On the same concentric circles of the heart；Its increasing diameter of concentric circles on the length direction of stomata generating mechanism successively decreases；It is all logical
The end that tracheae 1104 is located at outside stomata generating mechanism, which is collected, to be communicated on inlet manifold, and inlet manifold passes through on-off valve 1105
It is connected to air storage chamber 1106；Air storage chamber 1106 is connected to by isolating valve 1107 with air pump 1108；Wherein: snorkel 1104 includes logical
Tracheae ontology 11041 and end chambers 11042, end chambers 11042 are the spherical shell for being connected to 11041 end of snorkel body,
Through-hole is evenly equipped on the spherical shell, end chambers 11042 are located inside stomata generating mechanism.Wherein: the aperture of through-hole is on spherical shell
0.10~0.25mm；On-off valve 1105 and isolating valve 1107 are electric opening and closing valve；Pressure gauge is installed in air storage chamber 1106.
In the present embodiment, molding die mechanism includes distance piece 1203 and fusion section 1206；Distance piece 1203 includes molding
Mold and the surface mold for covering on molding die or more two sides respectively, molding die is for adding the secondary molten liquid squeezed into it
Work is at the middle layer of PVC stone molding base, and surface mold is for being processed into PVC stone molding base for the primary molten liquid squeezed into it
Upper and lower surfaces layer；The import of molding die is main-inlet 1201, and the outlet of molding die is primary outlet 1205；Surface mold
Import is time entrance 1202, and the outlet of surface mold is time outlet 1204；The outer edge of secondary outlet 1204 is equipped with to distance piece
The import of the flanging of 1203 centerline direction deviations, fusion section 1206 is connect with flanging.Wherein, on the outer edge of secondary outlet 1204
The angle of the flanging and 1203 center line of distance piece that are equipped with is 3 °~8 ° (8 ° are taken in the present embodiment).
In the present embodiment, moulded by the PVC stone that stomata generating mechanism can obtain uniformly distributed a large amount of Minute pores in middle layer
Substrate finished product can be had using this kind of novel technique under the premise of guaranteeing that PVC stone molding base has certain mechanical strength
Effect reduces the usage amount of raw material, so that the preparation cost of PVC stone molding base is greatly reduced, improves the market of PVC stone plastic floor
Competitiveness；Meanwhile uniformly distributed a large amount of Minute pores can be improved the sound insulation and thermal insulation property of PVC stone molding base, warp in middle layer
Test, compared to traditional PVC stone molding base, its sound insulation of PVC stone molding base and thermal insulation property prepared in the present embodiment is equal
Promote 20% or more.In specific the present embodiment, the primary molten liquid prepared in step a is drawn into a-road-through air passing hole and generates machine
Structure, primary molten liquid enters in stomata generating mechanism ontology 1103 from stomata generating mechanism import 1102, wherein controlling on-off valve
1105 are opened and closed operation with certain frequency, and on-off valve 1105, which is opened and closed, once has nitrogen from the through-hole in end chambers 11042
It sprays, forms countless Minute pores in primary molten liquid, and multiple end chambers 11042 are evenly arranged on the interior of stomata generating mechanism
Portion, therefore primary molten liquid is by being the secondary molten liquid for forming internal uniformly distributed countless Minute pores after stomata generating mechanism；Storage
The pressure gauge of pressure in real-time measurement air storage chamber 1106 is installed, when the pressure in discovery air storage chamber 1106 is lower than in gas chamber 1106
When setting value, isolating valve 1107 can be automatically turned on using air pump 1108 and fill nitrogen into air storage chamber 1106, to maintain air storage chamber
Certain pressure in 1106, to be impacted nitrogen after on-off valve 1105 is opened every time using the hyperbar in air storage chamber 1106
It is passed through inside stomata generating mechanism, is conducive to a large amount of formation of Minute pores；It wherein, can be per second by adjusting on-off valve 1105
Size, quantity of air vent aperture etc. are micro- to control in the size, end chambers 11042 of air pressure in opening and closing frequency, air storage chamber 1106
The size and forming quantity of spilehole, it is small to control by adjusting the opening and closing frequency per second of on-off valve 1105 in the present embodiment
The size and number of stomata, test of many times prove that the volume for controlling all Minute pores in monomer volume secondary molten liquid occupies
15%~25% space can reduce production cost and guarantee to find balance between the certain mechanical strength of PVC stone molding base
Point realizes that comprehensive benefit maximizes.(in the present embodiment, on-off valve 1105 is controlled with 10-60 times per second frequency, behaviour is opened and closed
Make.)
In the present embodiment, in order to ensure PVC stone molding base finished product its upper and lower surface finally prepared is smooth shape,
To adapt to actual use, the middle layer and upper and lower surfaces layer of PVC stone molding base are prepared respectively by molding die mechanism, so
Middle layer and upper and lower surfaces layer effective integration are formed into PVC stone molding base finished product afterwards；Wherein, the secondary prepared in step b is melted
Melt liquid and be passed through main extruder, the secondary molten liquid in it is squeezed out and is pressed into the main-inlet of molding die mechanism by main extruder
1201, it is made into middle layer in molding die, the synchronous primary molten liquid extraction that will be prepared in step a is passed through time extrusion all the way
Machine, the primary molten liquid in it is squeezed out and is pressed into the secondary entrance 1202 of molding die mechanism by secondary extruder, in surface mold
It is made into upper and lower surfaces layer, wherein mold used in traditional PVC stone molding base preparation process can be used in molding die, for
The PVC stone molding base for producing different types of structure, replaces corresponding molding die；Surface mold is by primary molten liquid system
At the mold of plane；At the same time, since the two sides up and down of molding die are covered with surface mold respectively, in distance piece 1203,
Middle layer and the forming process of upper and lower surfaces layer separate, therefore, in order to ensure middle layer and upper and lower surfaces layer are being melted
It closes and is effectively fused together in section 1206, is equipped on the outer edge of secondary outlet 1204 inclined to 1203 centerline direction of distance piece
Upper and lower surfaces layer can be pushed to the upper and lower surface of middle layer by the flanging, while cooperate fusion section 1206 by the flanging of folding
Spraying cooling effect in outside is conducive to middle layer and upper and lower surfaces layer and effectively merges in fusion section 1206；The present embodiment
In, control the angle of flanging and 1203 center line of distance piece that time outer edge of outlet 1204 is equipped be 3 °~8 ° (angle is set
Meter is more than this range for promoting the fusion between middle layer and upper and lower surfaces layer ineffective), it can effectively promote
Fusion between interbed and upper and lower surfaces layer.
Embodiment 6
The manufacturing method of the PVC stone molding base of the present embodiment, step is substantially the same manner as Example 5, and difference exists
In: the nitrogen that 0.3Pa is filled in air storage chamber 1106 is controlled in step b；In step b, on-off valve 1105 is per second is opened for adjustment
The frequency of closed operation, so that the stomata containing 15% volume in the secondary molten liquid monomer volume of preparation；Secondary outlet 1204
The flanging that is equipped with of outer edge and the angle of 1203 center line of distance piece be 3 °.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (5)
1. a kind of solid wood PVC stone moulds double-layer combined floor, it is bonded by the panel (1) on upper layer and the substrate (2) of lower layer,
It is characterized in that:
The panel (1) is solid wood board, and substrate (2) is PVC stone-plastic plate；The thickness of substrate (2) is greater than the thickness of panel (1)；Base
Plate (2) is internal to be equipped with through channel (4) along its length；Substrate (2) upper surface is equipped with substrate storage glue groove (3) along its length；
The PVC stone-plastic plate is PVC stone molding base, which is prepared using following steps:
Step a: raw material mixing and heating；
In step a, batch mixer is added in the raw material of PVC stone molding base and additive, is mixed and heats in batch mixer,
Fusing obtains primary molten liquid；
Step b: stomata generates；
In step b, the primary molten liquid prepared in step a is drawn into a-road-through air passing hole generating mechanism, obtains secondary molten liquid；
The stomata generating mechanism includes stomata generating mechanism ontology (1103), which is a circle
Cylindrical channel, one end of stomata generating mechanism ontology (1103) are stomata generating mechanism import (1102), stomata generating mechanism sheet
The other end of body (1103) is that stomata generating mechanism exports (1101)；Stomata generating mechanism along its length on be provided with it is several
Group snorkel (1104), every group of snorkel (1104) include the snorkel (1104) inside several insertion stomata generating mechanism,
All snorkels (1104) on every group of snorkel (1104) along stomata generating mechanism circumferential equidistantly distributed, and same group
Its end for being inserted into all snorkels (1104) in stomata generating mechanism of snorkel (1104) is located at stomata generating mechanism
On the same concentric circles centered on central axes；Its increasing diameter of concentric circles on the length direction of stomata generating mechanism is passed
Subtract；All snorkels (1104), which are located at the end outside stomata generating mechanism, to be collected and is communicated on inlet manifold, and inlet manifold is logical
On-off valve (1105) is crossed to be connected to air storage chamber (1106)；Air storage chamber (1106) is connected by isolating valve (1107) and air pump (1108)
It is logical；Wherein: snorkel (1104) includes snorkel body (11041) and end chambers (11042), and end chambers (11042) are
It is connected to the spherical shell of snorkel body (11041) end, through-hole is evenly equipped on the spherical shell, end chambers (11042) are located at stomata
Inside generating mechanism；
The nitrogen that 0.3~3MPa is filled in air storage chamber (1106) is controlled in step b；
In step b, on-off valve (1105) frequency per second that operation is opened and closed is adjusted, so that its list of the secondary molten liquid of preparation
Stomata containing 15%~25% volume in body volume；
Step c: extrusion molding；
In step c, the secondary molten liquid prepared in step b is passed through main extruder, main extruder is by the secondary molten liquid in it
Squeeze out and be pressed into the main-inlet (1201) of molding die mechanism；
The molding die mechanism includes distance piece (1203) and fusion section (1206)；Distance piece (1203) include molding die and
The surface mold of molding die or more two sides is covered on respectively, and molding die is for the secondary molten liquid squeezed into it to be processed into
The middle layer of PVC stone molding base, surface mold be used for by the primary molten liquid squeezed into it be processed into PVC stone molding base,
Undersurface layer；The import of molding die is main-inlet (1201), and the outlet of molding die is primary outlet (1205)；Surface mold
Import is time entrance (1202), and the outlet of surface mold is time outlet (1204)；It is secondary outlet (1204) outer edge be equipped with to
The import of the flanging of distance piece (1203) centerline direction deviation, fusion section (1206) is connect with flanging；
The primary molten liquid prepared in step a extraction is passed through time extruder all the way, secondary extruder is by the primary molten liquid in it
Squeeze out and be pressed into the secondary entrance (1202) of molding die mechanism；
Step d: it is cooled and shaped；
In step d, the spraying cooling liquid on the outside of the fusion section (1206) of molding die mechanism obtains PVC stone molding base finished product.
2. solid wood PVC stone according to claim 1 moulds double-layer combined floor, it is characterised in that: the substrate storage glue groove
It (3) is groove of the cross section for V-arrangement, width direction adjacent continuous arrangement of the substrate storage glue groove (3) along substrate (2).
3. solid wood PVC stone according to claim 1 moulds double-layer combined floor, it is characterised in that: the substrate storage glue groove
It (3) is groove of the cross section for arc, width direction adjacent continuous arrangement of the substrate storage glue groove (3) along substrate (2).
4. solid wood PVC stone according to claim 2 moulds double-layer combined floor, it is characterised in that: the through channel (4)
Cross section be rectangle.
5. solid wood PVC stone according to claim 1 or 4 moulds double-layer combined floor, it is characterised in that: the through channel
(4) have multiple, multiple through channels (4) are arranged parallel to each other along substrate (2) width direction.
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| CN108724362A (en) * | 2018-04-28 | 2018-11-02 | 烟台通天智木业有限公司 | Solid wood macromolecule plank and its processing technology |
| CN110821086A (en) * | 2019-11-18 | 2020-02-21 | 清远市快地新型建材有限公司 | Composite solid wood floor |
| CN110952750A (en) * | 2019-12-31 | 2020-04-03 | 江西兴创木业有限责任公司 | Solid wood composite floor |
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| CN205531185U (en) * | 2016-04-21 | 2016-08-31 | 安徽以诺木塑板材科技有限公司 | Double -deck combined type floor is moulded to wood PVC stone |
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