CN106965469B - Vapor-permeable type wood moulding board production technology - Google Patents
Vapor-permeable type wood moulding board production technology Download PDFInfo
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- CN106965469B CN106965469B CN201710278745.8A CN201710278745A CN106965469B CN 106965469 B CN106965469 B CN 106965469B CN 201710278745 A CN201710278745 A CN 201710278745A CN 106965469 B CN106965469 B CN 106965469B
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- column
- substrate
- contraposition
- cushion cap
- lower plywood
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D24/00—Producing articles with hollow walls
- B29D24/002—Producing articles with hollow walls formed with structures, e.g. cores placed between two plates or sheets, e.g. partially filled
- B29D24/008—Producing articles with hollow walls formed with structures, e.g. cores placed between two plates or sheets, e.g. partially filled the structure having hollow ridges, ribs or cores
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- Mechanical Engineering (AREA)
Abstract
This patent is related to production of construction materials technology field, discloses a kind of vapor-permeable type wood moulding board production technology, step 1: adhesive and plant fiber being mixed into initial material, initial material is heated to 150 DEG C -200 DEG C；Step 2: the initial material processing technology after taking heating is processed into substrate, and the one side of substrate is plane, has mounting groove on substrate another side, is formed with card slot between mounting groove；Step 3: being made fixed column, contraposition column and cushion cap column, and contraposition column is tapered, and cushion cap column is taper type, and the registration holes to match with contraposition column are provided on the top surface of cushion cap column；Step 4: being bonded with contraposition column in the mounting groove of lower plywood, and one end of fixed column is caught in the card slot of lower plywood；Cushion cap column is bonded in the mounting groove of top plate；Step 5: top plate and lower plywood are sticked together；Step 6: top plate is inwardly squeezed with lower plywood, and cushion cap column is made to bond together with contraposition column.This patent is intended to provide a kind of wood moulding board production technology, to produce the wood-plastic board with fine air permeability.
Description
Technical field
The present invention relates to production of construction materials technology fields.
Background technique
Wood plastic composite (Wood-PlasticComposites, WPC) is that domestic and international one kind being surging forward in recent years is new
Type composite material is referred to and is mixed into using the useless plant fiber such as adhesive and wood powder, rice husk, stalk more than 35%-70% or more
New wood materials, then through plastic processings such as extruding, molding, injection mouldings, the plate or profile produced.It is mainly used for
The industries such as building materials, furniture, logistics packaging.Plate through hot extrusion molding after plastics and wooden powder are mixed in a certain ratio,
Referred to as squeeze wood-plastic board.
Due to largely using adhesive when wood-plastic board produces, contain phenolic aldehyde substance, readily volatilized production in adhesive
The pernicious gases such as raw formaldehyde, and wood-plastic board structure is closely knit, these pernicious gases can be stayed for a long time and be accumulated in wood-plastic board, and pass through wood
Subtle hole slow release, this process are very very long in mould plate.When building materials, furniture etc. is made in wood-plastic board, wood-plastic board
Pernicious gas will be constantly distributed for a long time to room air, it is long-term to threaten people's health.
Summary of the invention
The invention is intended to provide a kind of vapor-permeable type wood moulding board production technology, to produce the wood-plastic board with fine air permeability.
Vapor-permeable type wood moulding board production technology in this programme, mainly comprises the steps that
Step 1: adhesive and plant fiber are mixed into initial material, initial material is heated to 150 DEG C -200 DEG C；
Step 2: the initial material after taking heating is processed into through any plastic processing in extruding, molding, injection moulding is in
Flat substrate, substrate with a thickness of 5mm-8mm, the one side of substrate is plane, if there is rectangular array on the another side of substrate
The mounting groove that depth is 1mm-4mm is done, the card slot that depth is 2mm-4mm is formed between every four adjacent mounting grooves；
Step 3: fixed column, contraposition column is made by plastic processing described in step 2 in the initial material after taking heating
With cushion cap column, fixed column both ends are formed with the rib matched with card slot, and contraposition column is tapered, and cushion cap column is taper type, cushion cap
Be provided on the top surface of column with the registration holes that match of contraposition column, the bottom shape and size of cushion cap column and contraposition column and mounting groove
Shape and size are corresponding；
Step 4: it takes one piece of substrate as lower plywood, contraposition column is bonded in the mounting groove of lower plywood, in lower plywood
One end of fixed column is caught in card slot；It takes another piece of substrate as top plate, cushion cap column is bonded in the mounting groove of top plate；
Step 5: being added viscose glue in registration holes, and top plate is aligned with lower plywood, and contraposition column is inserted into registration holes
In, the other end of fixed column is caught in the card slot on top plate；
Step 6: top plate is inwardly squeezed with lower plywood, and cushion cap column is made to bond together with contraposition column.
It the technical principle of this programme and has the beneficial effect that
It is heated to 150 DEG C -200 DEG C after mixing initial material in step 1, can make initial material that there is good thermoplasticity, convenient for step
Rapid two with shaping in step 3.
The purpose of step 2 is the primary structure of wood-plastic board --- substrate shapes, and preprocessing one on substrate
Body formed mounting groove and card slot, convenient for installing fixed column, contraposition column and cushion cap column in step 4.
Step 3 will by way of bonding in step 4 by fixed column, contraposition column and the prefabricated forming of cushion cap column, then
Contraposition column and cushion cap column are separately fixed on two pieces of substrates；Gather step 5 again and fixed column is fixed on base by the way of clamping
On plate.The setting of registration holes and contraposition column, so that the mutual changing of the relative positions between two-layer substrate, so that wood-plastic board has in radial directions
Anti-shear performance.And fixed column setting can be such that two-layer substrate mutually connects and fixes, and avoid or reduce the usage amount of adhesive, subtract
The emission of few pernicious gas.
Step 5 carries out step 6 after top plate bonds together with lower plywood again and squeezes, make wood-plastic board finally at
Type simultaneously keeps firm.
Since contraposition column is tapered, cushion cap column is taper type, and aligning on column and cushion cap column is cross section lesser one
End is connected with each other, so that the gap of diamond shape is formed between every a pair contraposition column interconnected and cushion cap column, phase between gap
Intercommunicated, these gaps increase the gas permeability of wood-plastic board.It will go into these water chestnuts after the pernicious gas evolution in wood-plastic board
It in the gap of shape, and distributes and goes from the side of wood-plastic board immediately, avoid pernicious gas from accumulating inside wood-plastic board, and then avoid
Pernicious gas is sustained and long-term pollution air for a long time.
Further, the fixed column inner hollow has through-hole on fixed column side wall, is filled with active carbon in fixed column
Grain.When there is pernicious gas evolution in wood-plastic board, fixed column wall can be entered by through-hole and is absorbed by active carbon particle, in turn
It avoids pernicious gas from being directly lost in air and pollutes air.
Further, the fixed column is made of metal material, and is in spindle.Due to being needed in step 6 to top plate and
Lower plywood pressure is stronger to make it combine, and for fusiform fixed column when being pressurized, middle part can radially from inside to outside
Dilatancy avoids fixed column from being pressed down, while wood-plastic board also being made to have stronger impact resistance.
Further, the plane of substrate is equipped with solid wood board in step 2.The plastic sense of existing wood-plastic board is strong, woodiness touch
It is weak, the woodiness touch of wood-plastic board can be promoted using the plate of solid wood, keep product more variant.
Further, the distance between adjacent fitting grooves are 3mm-5mm on the substrate.Convenient for card slot is arranged.
Further, the pressure that top plate and lower plywood are squeezed in step 6 is 50KPa-800KPa.Guaranteeing upper layer
While plate and lower plywood compress, avoid damaging by pressure top plate and lower plywood.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of vapor-permeable type of embodiment of the present invention wood moulding board production technology；
Fig. 2 is the perspective view of cushion cap column in Fig. 1；
Fig. 3 is the perspective view that column is aligned in Fig. 1；
Fig. 4 is the full sectional view of fixed column in Fig. 1.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: first substrate 1, contraposition column 101, the second substrate 2, cushion cap column 201, right
Position hole 202, fixed column 3, rib 301, gap 4.
Embodiment
As Figure 1-Figure 4, adhesive and plant fiber are mixed into initial material, initial material is heated to 180 DEG C；After taking heating
Initial material be processed into through plastic processings such as extruding, molding, injection mouldings in flat substrate, substrate with a thickness of 8mm,
The one side of substrate is plane, is stained in the plane with a thickness of 2mm solid wood board, and rectangular array has several depth on the another side of substrate
For the square mounting groove of 4mm, the distance between adjacent fitting grooves are 4mm, shape between every four adjacent mounting grooves on substrate
At have depth be 4mm card slot；Initial material after taking heating again, which is led to, is made fixed column 3, contraposition column 101 and cushion cap column 201, fixed column
3 both ends are formed with the rib 301 matched with card slot, and contraposition column 101 is tapered, and cushion cap column 201 is taper type, cushion cap column 201
Top surface on be provided with the registration holes 202 that match of contraposition column 101, the bottom surface of cushion cap column 201 and contraposition column 101 is pros
Shape, 3 inner hollow of fixed column have through-hole on 3 side wall of fixed column, are filled with active carbon particle in fixed column 3；One piece of substrate is taken to make
For lower plywood, it is bonded with contraposition column 101 in the mounting groove of lower plywood, one end of fixed column 3 is caught in the card slot of lower plywood；
It takes another piece of substrate as top plate, cushion cap column 201 is bonded in the mounting groove of top plate；It is added in registration holes 202 viscous
Top plate is aligned by glue with lower plywood, and contraposition column 101 is inserted into registration holes 202, and the other end of fixed column 3 is caught in upper layer
In card slot on plate；Top plate is inwardly squeezed with lower plywood, the pressure for squeezing top plate and lower plywood is 800KPa, makes cushion cap
Column 201 bonds together with contraposition column 101.
Since contraposition column 101 is tapered, cushion cap column 201 is taper type, and it is horizontal for aligning on column 101 and cushion cap column 201
The lesser one end in section is connected with each other, so that being formed with the gap 4 of diamond shape between position column, cushion cap column 201 and fixed column 3.Gap 4
Between be interconnected, these gaps 4 increase the gas permeability of wood-plastic board.After the pernicious gas in wood-plastic board escapes, a part
It entering in 3 column of fixed column and is absorbed by active carbon particle, another part pernicious gas will go into the gap 4 of these diamond shapes,
And distribute and go from the side of wood-plastic board immediately, avoid pernicious gas from accumulating inside wood-plastic board, and then avoid pernicious gas long
Time is sustained and long-term pollution air.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these also should be considered as protection scope of the present invention, these all will not influence what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific embodiment can be used for explaining the content of claim.
Claims (6)
1. vapor-permeable type wood moulding board production technology, which is characterized in that mainly comprise the steps that
Step 1: adhesive and plant fiber are mixed into initial material, initial material is heated to 150 DEG C -200 DEG C；
Step 2: the initial material after taking heating is processed into through any plastic processing in extruding, molding, injection moulding in plate
The substrate of shape, substrate with a thickness of 5mm-8mm, the one side of substrate is plane, and rectangular array has several depths on the another side of substrate
Degree is the mounting groove of 1mm-4mm, and the card slot that depth is 2mm-4mm is formed between every four adjacent mounting grooves；
Step 3: the initial material after taking heating is made fixed column, contraposition column by plastic processing described in step 2 and holds
Important actor, fixed column both ends are formed with the rib matched with card slot, and contraposition column is tapered, and cushion cap column is taper type, cushion cap column
The registration holes to match with contraposition column, the shape of the bottom shape and size and mounting groove of cushion cap column and contraposition column are provided on top surface
It is corresponding with size；
Step 4: it takes one piece of substrate as lower plywood, contraposition column is bonded in the mounting groove of lower plywood, in the card slot of lower plywood
Inside it is caught in one end of fixed column；It takes another piece of substrate as top plate, cushion cap column is bonded in the mounting groove of top plate；
Step 5: being added viscose glue in registration holes, and top plate is aligned with lower plywood, and contraposition column is inserted into registration holes, Gu
The other end of fixed column is caught in the card slot on top plate；
Step 6: top plate is inwardly squeezed with lower plywood, and cushion cap column is made to bond together with contraposition column.
2. vapor-permeable type wood moulding board production technology according to claim 1, it is characterised in that: the fixed column inner hollow,
There is through-hole on fixed column side wall, is filled with active carbon particle in fixed column.
3. vapor-permeable type wood moulding board production technology according to claim 2, it is characterised in that: the fixed column is by metal material
It is made, and is in spindle.
4. vapor-permeable type wood moulding board production technology according to claim 1, it is characterised in that: in step 2 in the plane of substrate
Equipped with solid wood board.
5. vapor-permeable type wood moulding board production technology according to claim 1, it is characterised in that: adjacent fitting grooves on the substrate
The distance between be 3mm-5mm.
6. vapor-permeable type wood moulding board production technology according to claim 1, it is characterised in that: in step 6 squeeze top plate and
The pressure of lower plywood is 50KPa-800KPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710278745.8A CN106965469B (en) | 2017-04-25 | 2017-04-25 | Vapor-permeable type wood moulding board production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710278745.8A CN106965469B (en) | 2017-04-25 | 2017-04-25 | Vapor-permeable type wood moulding board production technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106965469A CN106965469A (en) | 2017-07-21 |
| CN106965469B true CN106965469B (en) | 2019-03-26 |
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| CN201710278745.8A Active CN106965469B (en) | 2017-04-25 | 2017-04-25 | Vapor-permeable type wood moulding board production technology |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5783599A (en) * | 1998-08-24 | 2000-03-14 | Rodney P. Ehrlich | Plastic reinforced wood flooring for trailers and method and apparatus for manufacturing same |
| JP2004182413A (en) * | 2002-12-04 | 2004-07-02 | Yazaki Corp | Plastic-reinforced wooden drum, its manufacturing method, and recycling method for waste wood and plastic materials |
| CN201106272Y (en) * | 2007-09-21 | 2008-08-27 | 陈建明 | Environment protection, water-proof, ventilating type floor |
| CN101856887B (en) * | 2009-04-09 | 2015-04-01 | 高雁峰 | Wood-plastic composite board and manufacturing method thereof |
| CN202227633U (en) * | 2011-09-26 | 2012-05-23 | 阳派木制品开发(福建)股份有限公司 | Environment-friendly wood-plastic wallboard with formaldehyde-absorbing function |
| DE102013101667A1 (en) * | 2013-02-20 | 2014-08-21 | Papierfabrik Utzenstorf Ag | Producing wood-plastic composite material granulate, comprises manufacturing wood pulp fibers and processing to dewatered crumb material, and treating the crumb material in a refiner to produce a dried and singulated fibrous material |
| CN204609227U (en) * | 2015-03-19 | 2015-09-02 | 安徽以诺木塑板材科技有限公司 | One is breathed freely and measuring body Wood-plastic floor |
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