CN115256567A - Novel structure ecological plate and manufacturing process thereof - Google Patents
Novel structure ecological plate and manufacturing process thereof Download PDFInfo
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- CN115256567A CN115256567A CN202210924399.7A CN202210924399A CN115256567A CN 115256567 A CN115256567 A CN 115256567A CN 202210924399 A CN202210924399 A CN 202210924399A CN 115256567 A CN115256567 A CN 115256567A
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
- B27D1/083—Presses specially designed for making the manufacture of shaped plywood articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D3/00—Veneer presses; Press plates; Plywood presses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/02—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
- B32B21/042—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 wood
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- 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
- B32B21/06—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 paper or cardboard
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- B32B29/06—Layered products comprising a layer of paper or cardboard specially treated, e.g. surfaced, parchmentised
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- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/028—Paper layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Forests & Forestry (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
Abstract
The invention relates to the technical field of decorative plates, in particular to an ecological plate with a novel structure and a manufacturing process thereof. The novel structural ecological plate comprises a base material, a balance layer and a decorative layer; the base material is a core of the core board, the balance layer is a medium-density fiberboard, and the decorative layer is melamine impregnated bond paper; the melamine impregnated bond paper is compounded with the medium density fiberboard and then directly pressed and attached on the core of the core board of the block board to prepare the novel structure ecological board. The invention can ensure the normal mechanical strength of the product, improve the thickness uniformity of the product, weaken the warping condition, and ensure the product quality by effectively avoiding the phenomena of carbonization, dry flower and the like compared with other balance layers such as scientific wood veneer, poplar bark and the like, wherein the surface of the density plate is homogeneous and has no defect.
Description
Technical Field
The invention relates to the technical field of decorative plates, in particular to an ecological plate with a novel structure and a manufacturing process thereof.
Background
The ecological board is the most common decorative board in the current home decoration market, and the impregnated bond paper is mainly used as a decorative layer and is directly pasted on a base material plywood or a laminated wood board after being pasted on a balance buffer material, so that good solid wood feeling and decorative effect are obtained.
However, the manufacturing process is relatively complex compared with the impregnated bond paper veneer fiberboard and flakeboard, a large amount of manpower and material resources are needed, and with the transformation of the population structure and the labor market in China, the traditional manufacturing industry needs to make corresponding adjustment, such as simplifying the process or accelerating intelligent operation, so as to reduce the dependence on manpower resources; and as the import channel of wood resources becomes narrower, the quality grade of raw wood materials is reduced due to the age of fast-growing forests, soil and other factors compared with natural forest resources, the quality of the raw wood resources is more and more reduced, and the product merit ratio of the traditional process and the product manufactured by using a wood structure is gradually reduced, so that an intermediate transition product which has the advantages of simple process, low human resource demand, low requirement on wood quality and solid wood feeling is urgently needed to be invented to meet the market impact.
Disclosure of Invention
The invention aims to provide an ecological plate with a novel structure, and aims to solve the problems that the existing ecological plate is complex in manufacturing process, high in labor cost, high in quality requirement of base materials, easy to carbonize and bulge on the surface, large in thickness deviation of finished products, poor in flatness and the like.
The second technical purpose of the invention is to provide a manufacturing process of a novel structure ecological plate, which can solve the problems.
In order to achieve the first technical purpose, the invention adopts the following technical scheme:
an ecological plate with a novel structure comprises a base material, a balance layer and a decorative layer; the base material is a core of a core board, the balance layer is a medium-density fiberboard, and the decorative layer is melamine impregnated bond paper; the melamine impregnated bond paper is compounded with the medium-density fiberboard and then directly pressed and attached on the core of the blockboard to prepare the novel structure ecological board.
Further preferably, the fiberboard of the balance layer used in the invention is a furniture type medium density fiberboard (MDF-FN-MR) used in a humid environment, the thickness of the fiberboard is between 3.0 and 4.5mm, and the 24-hour water absorption thickness expansion rate is less than 18.0 percent; density > 0.80g/cm 2 。
Furthermore, the core board used by the invention is made of fir, poplar, tung and/or malachite; the splicing mode of the plate core is flat connection or finger connection, the end seam is less than 2mm, and the distance between splicing seams is more than 5cm; the length-width ratio of the lath is between 8.0 and 9.0, and the width-thickness ratio is between 3.0 and 4.0; the deviation of the water content of the plate edge and the middle part is less than 3 percent; the thickness is 10.0-12.5mm.
In order to achieve the second technical purpose, the invention adopts the following technical scheme:
a manufacturing process of an ecological plate with a novel structure specifically comprises the following steps:
1) Selecting a balance layer fiberboard, and pasting paper on the melamine impregnated paper and the balance layer of the decorative layer at high temperature and high pressure to obtain a paperboard, wherein the hot pressing temperature is 170-185 ℃, the unit pressure is 2.2-3.0MPa, and the time is 15-20s;
2) After the paper pasting is finished, the paper board is cooled and placed, and is combined with the substrate board core after the temperature of the paper board is reduced to room temperature;
3) Selecting a substrate board core, gluing the two sides of the substrate board core, and combining the substrate board core and the paperboard, wherein the coating amount is controlled to be 200-240g/m 2 After gluing, the mixture is aged for 30 to 60 minutes and is cold-pressed for 1.5 to 2.0 hours;
4) Carrying out hot pressing after the blank plate is cold-pressed and shaped, wherein the hot pressing temperature is 90-110 ℃, the unit pressure is 0.3-0.5MPa, and the time is 12-18min;
5) And finally, obtaining the finished product of the ecological board with the novel structure after hot pressing.
The invention selects different specific materials to prepare the multilayer ecological plate, and adopts specific coating and hot pressing methods, thereby solving the problems of easy carbonization and bulging on the surface, large thickness deviation of the finished product and poor flatness.
Preferably, the novel structural ecological plate hot-pressing device comprises a hot-pressing platform, a support frame, an upper connecting plate, a hydraulic cylinder, a telescopic rod, a hot-pressing plate and a bidirectional positioning device, wherein the outer corner side of the top end of the hot-pressing platform is connected with the outer corner side of the bottom end of the upper connecting plate through the support frame, the middle part of the top end of the upper connecting plate is connected with the bottom end of the hydraulic cylinder, the output end of the hydraulic cylinder is connected with the top end of the telescopic rod in a sliding manner, the bottom end of the telescopic rod is connected with the middle part of the top end of the hot-pressing plate, and the top end of the hot-pressing platform is provided with the bidirectional positioning device;
the bidirectional positioning device comprises a transverse screw frame, a transverse screw rod, a transverse screwing plate, a transverse alignment plate, a longitudinal screw frame, a longitudinal screw rod, a longitudinal screwing plate and a longitudinal alignment plate, the middle parts of the left side and the right side of the top end of the hot-pressing platform are respectively connected with the bottom ends of a group of transverse screw frames, the inner wall of each transverse screw frame is connected with the transverse screw rod in a screw way, the outer end of each transverse screw rod is connected with the middle part of the inner end of the corresponding transverse screwing plate, the inner end of each transverse screw rod is rotatably connected with the middle part of the outer end of the corresponding transverse alignment plate, the front end and the rear end of each two groups of transverse alignment plates are respectively connected with the outer ends of a group of longitudinal screw frames, the inner wall of each longitudinal screw frame is connected with the middle part of the inner end of the longitudinal screwing plate, and the inner end of each longitudinal screw rod is rotatably connected with the middle part of the outer end of the longitudinal alignment plate.
A traditional hot press for producing ecological hot pressboard utilizes the pneumatic cylinder drive hot pressboard extrusion mostly during production hot pressboard to make the raw materials mould the shaping through the hot pressboard heating, and the mode that the raw materials board adopted direct placeeing on the hot press platform leads to the hot press to be difficult to the accuse to the location of raw materials board, and the alignment degree is poor, and then influences the hot pressing quality.
According to the invention, a raw material plate to be processed is arranged on the inner side of the top end of a hot-pressing platform, then two groups of transverse screwing discs are screwed respectively to rotate a transverse screw rod, the transverse screw rod rotates and pushes a transverse alignment plate inwards through screwing with a transverse screw frame, so that two sides of the raw material plate are pushed tightly, the left side and the right side of the raw material plate are aligned, then two groups of longitudinal screwing discs on the front side and the rear side are screwed respectively to rotate a longitudinal screw rod, the longitudinal screw rod rotates and pushes the longitudinal alignment plate inwards through screwing with the longitudinal screw frame, so that the front side and the rear side of the raw material plate are pushed tightly, the front side and the rear side of the raw material plate are aligned, then a hydraulic cylinder runs to extend a telescopic rod downwards, the hot-pressing plate is used for hot-press molding of the plate, the front side, the rear side and the left side and the right side of the raw material plate are aligned respectively through bidirectional positioning, so that the hot-pressing quality is improved, and the reliability is improved.
The invention relates to a hot-pressing device for an ecological plate with a novel structure, which further comprises a sliding seat and sliding strips, wherein the sliding seat is respectively arranged on the left side and the right side of an upper connecting plate, the sliding seat is connected with the sliding strips in a sliding manner, and the bottom ends of the two groups of sliding strips are respectively connected with the left side and the right side of the top end of a hot-pressing plate.
The invention relates to a hot-pressing device for an ecological plate with a novel structure, which further comprises oil injection nozzles, wherein a group of oil injection nozzles are respectively arranged on the front sides of two groups of sliding seats, and the output ends of the oil injection nozzles are communicated with the inner walls of the sliding seats.
The invention discloses a hot-pressing device for an ecological plate with a novel structure, which further comprises an oil injection cap, wherein the oil injection cap is detachably mounted on the outer side of an oil injection nozzle.
The hot-pressing device for the novel-structure ecological plate further comprises grating supports and grating switches, wherein two ends of the outer side of each group of support frames are respectively connected with one group of grating supports, and the inner side of each group of grating supports is provided with the grating switches.
According to the novel-structure ecological board hot-pressing device, the grating is formed by the grating switches on the inner sides of the two groups of grating supports, so that the novel-structure ecological board hot-pressing device is used for safety protection and safety improvement.
The invention relates to a hot-pressing device for an ecological plate with a novel structure, which further comprises a lamp post, a lamp shade and a bulb, wherein the front middle side of the top end of an upper connecting plate is connected with the bottom end of the rear side of the lamp post, the bottom end of the front side of the lamp post is connected with the top end of the lamp shade, and the bulb is arranged in the lamp shade.
According to the novel-structure ecological plate hot-pressing device, the bottom end of the hot-pressing platform is fixedly connected with the ground.
The invention has the beneficial effects that:
1. the base material used in the invention is the core of the core-board, compared with the common ecological board, the composite working section of the middle board and the core board is omitted, the cost of manpower and material resources in the manufacturing process of the product can be effectively reduced, the process is simpler, and the work efficiency is improved;
2. the balance layer used in the invention is a furniture type medium density fiberboard used in a humid environment, the thickness of the furniture type medium density fiberboard is 3.0-4.5mm, the product with the thickness structure in proportion can effectively cover the defects of the board core of the base material, reduce the requirements on the base material, and ensure the normal mechanical strength of the product, so that the thickness uniformity of the product is improved, the warping condition is weakened, and compared with other balance layers such as scientific wood veneer and poplar bark, the surface of the density fiberboard is homogeneous and has no defects, thereby effectively avoiding the phenomena of carbonization, dry flower and the like and ensuring the product quality;
3. the hot-pressing device of the ecological plate with the novel structure is characterized in that a raw material plate to be processed is arranged on the inner side of the top end of a hot-pressing platform, then two groups of transverse screwing discs are screwed respectively to rotate a transverse screw rod, the transverse screw rod is in screw activity with a transverse screw frame, the transverse screw rod rotates and pushes the transverse alignment plate inwards, so that two sides of the raw material plate are pressed tightly, the left side and the right side of the raw material plate are aligned, then two groups of longitudinal screwing discs on the front side and the rear side are screwed respectively to rotate a longitudinal screw rod, the longitudinal screw rod rotates and pushes the longitudinal alignment plate inwards through screw activity with the longitudinal screw frame, so that the front side and the rear side of the raw material plate are pressed tightly, the front side and the rear side of the raw material plate are aligned, then a hydraulic cylinder runs to enable a telescopic rod to extend downwards, the hot-pressing plate is used for hot-press molding, the front side, the rear side, the left side and the right side of the raw material plate are aligned respectively through bidirectional positioning, so that the hot-pressing quality is improved, and the reliability is improved.
Drawings
FIG. 1 is a schematic view of a novel structural ecological plate product according to the present invention;
FIG. 2 is a schematic axial view of the structure of the present invention;
FIG. 3 is a front view of FIG. 2 of the present invention;
FIG. 4 is a right side view of FIG. 2 of the present invention;
in the drawings, the reference numbers: 1. a hot-pressing platform; 2. a support frame; 3. an upper connecting plate; 4. a hydraulic cylinder; 5. a telescopic rod; 6. hot pressing plate; 7. a transverse screw frame; 8. a transverse screw; 9. transversely screwing the disc; 10. a transverse alignment plate; 11. a longitudinal screw frame; 12. a longitudinal screw; 13. longitudinally screwing a disc; 14. a longitudinal alignment plate; 15. a slide base; 16. a slide bar; 17. an oil injection nozzle; 18. an oil injection cap; 19. a grating support; 20. a grating switch; 21. a scram box; 22. an emergency stop button; 23. a lamp post; 24. a lamp shade; 25. a bulb.
Detailed Description
Example 1
As shown in fig. 1, the novel structural ecological board comprises a substrate layer 1, a balance layer 2 and a decoration layer 3, wherein the substrate is a fir board core with the thickness of 10.0mm, and the balance layer is a furniture type medium-density fiberboard used in a humid environment with the thickness of 4.0mm, in particular to ensure the overall mechanical strength and good board surface quality of the product;
after the balance layer 2 is selected, a high-temperature high-pressure single-layer hot press is adopted to compound the decoration layer 3 with the balance layer, the temperature is 180 ℃, the unit pressure is 2.2MPa, and the time is 15s, particularly, the compression ratio and the warping degree of the density board after pasting are reduced, so that the thickness uniformity of the product is ensured;
cooling and placing the paper board after the paper pasting is finished, and combining the paper board with the substrate board core 1 after the temperature of the paper board is reduced to room temperature, wherein the coating weight is 200-240g/m 2 Aging for 30min and cold pressing for 1.5h after gluing, particularly ensuring the initial viscosity and cold pressing effect of a glue layer between a balance layer and a plate core, and avoiding dislocation, upwarp and shadow of a plate blank before hot pressingThe hot pressing operability and the curing effect are combined, and the water absorption thickness expansion rate of the product is reduced;
after the blank plate is shaped by cold pressing, hot pressing is carried out, the hot pressing temperature is 100 ℃, the unit pressure is 0.4 MPa, the time is 18min, particularly, the adhesive is completely cured, the pressure is lower, the influence of the defects of the base material on the surface of the finished product plate (the plate strip mark is reduced), the flatness of the surface of the plate is improved, and the blank plate is the finished product of the ecological plate with the novel structure after the hot pressing is finished.
Example 2
The same as example 1, except that the specific hot press apparatus of the present invention was used in the hot pressing. As shown in fig. 2 to 4, the novel structural ecological plate hot-pressing device comprises a hot-pressing platform 1, a support frame 2, an upper connecting plate 3, a hydraulic cylinder 4, an expansion link 5, a hot-pressing plate 6 and a bidirectional positioning device, wherein the outer corner side of the top end of the hot-pressing platform 1 is connected with the outer corner side of the bottom end of the upper connecting plate 3 through the support frame 2, the middle of the top end of the upper connecting plate 3 is connected with the bottom end of the hydraulic cylinder 4, the output end of the hydraulic cylinder 4 is connected with the top end of the expansion link 5 in a sliding manner, the bottom end of the expansion link 5 is connected with the middle of the top end of the hot-pressing plate 6, and the bidirectional positioning device is arranged at the top end of the hot-pressing platform 1;
the bidirectional positioning device comprises a transverse screw frame 7, a transverse screw 8, a transverse screwing plate 9, a transverse alignment plate 10, a longitudinal screw frame 11, a longitudinal screw 12, a longitudinal screwing plate 13 and a longitudinal alignment plate 14, the left and right middle parts of the top end of the hot-pressing platform 1 are respectively connected with the bottom ends of a group of transverse screw frames 7, the inner wall of each transverse screw frame 7 is connected with the transverse screw 8 in a screw mode, the outer end of each transverse screw 8 is connected with the middle part of the inner end of the corresponding transverse screwing plate 9, the inner end of each transverse screw 8 is rotatably connected with the middle part of the outer end of the corresponding transverse alignment plate 10, the front end and the rear end of each two groups of transverse alignment plates 10 are respectively connected with the outer ends of a group of longitudinal screw frames 11, the inner wall of each longitudinal screw frame 11 is connected with a longitudinal screw 12 in a screw mode, the outer end of each longitudinal screw 12 is connected with the middle part of the inner end of the corresponding longitudinal screwing plate 13, and the inner end of each longitudinal screw 12 is rotatably connected with the middle part of the outer end of the corresponding longitudinal alignment plate 14; a raw material plate to be processed is placed on the inner side of the top end of a hot pressing platform 1, then two groups of transverse screwing discs 9 are screwed respectively to enable a transverse screw 8 to rotate, the transverse screw 8 is in screwing activity with a transverse screw frame 7 to enable the transverse screw 8 to rotate and push a transverse alignment plate 10 inwards, so that two sides of the raw material plate are pushed tightly, the left side and the right side of the raw material plate are aligned, then two groups of longitudinal screwing discs 13 on the front side and the rear side are screwed respectively to enable a longitudinal screw 12 to rotate, the longitudinal screw 12 rotates and pushes an longitudinal alignment plate 14 inwards through screwing activity with a longitudinal screw frame 11, so that the front side and the rear side of the raw material plate are pushed tightly, the front side and the rear side of the raw material plate are aligned, then a hydraulic cylinder 4 operates to enable a telescopic rod 5 to extend downwards, hot pressing is carried out on the hot pressing plate 6, the front side, the rear side, the left side and the right side of the raw material plate are aligned respectively through bidirectional positioning, so that the hot pressing quality is improved, and the reliability is improved.
The invention relates to a hot-pressing device for an ecological plate with a novel structure, which further comprises a sliding seat 15 and sliding strips 16, wherein the sliding seat 15 is respectively arranged on the left side and the right side of an upper connecting plate 3, the sliding strips 16 are connected in the sliding seat 15 in a sliding manner, and the bottom ends of the two groups of sliding strips 16 are respectively connected with the left side and the right side of the top end of a hot-pressing plate 6; when the hot pressing plate 6 is lifted, the position of the hot pressing plate 6 can be restricted by sliding the slide bar 16 in the slide carriage 15, so that the hot pressing plate is lifted horizontally, and the reliability is improved.
The invention relates to a hot-pressing device for an ecological plate with a novel structure, which further comprises oil injection nozzles 17, wherein a group of oil injection nozzles 17 are respectively arranged at the front sides of two groups of sliding seats 15, and the output ends of the oil injection nozzles 17 are communicated with the inner walls of the sliding seats 15; the joint of the inner wall of the sliding seat 15 and the sliding strip 16 can be lubricated by oil through the oil injection nozzle 17, so that the convenience is improved.
The hot-pressing device for the novel structure ecological plate further comprises an oil injection cap 18, wherein the oil injection cap 18 is detachably mounted on the outer side of the oil injection nozzle 17; after the oil injection cap 18 is installed, the outer side of the oil injection nozzle 17 can be installed and sealed for external protection, and reliability is improved.
The invention discloses a hot-pressing device for an ecological plate with a novel structure, which further comprises grating supports 19 and grating switches 20, wherein two ends of the outer side of each group of support frames 2 are respectively connected with one group of grating supports 19, and the inner side of each group of grating supports 19 is provided with the grating switches 20; the grating is formed by the grating switches 20 on the inner sides of the two groups of grating supports 19, and is used for safety protection and safety improvement.
The invention relates to a hot-pressing device for an ecological plate with a novel structure, which further comprises an emergency stop box 21 and an emergency stop button 22, wherein the middle lower side of the front end of a hot-pressing platform 1 is connected with the rear end of the emergency stop box 21, the front end of the emergency stop box 21 is connected with the emergency stop button 22 in a sliding manner, and the output end of the emergency stop box 21 is electrically connected with the input end of a hydraulic cylinder 4; the emergency stop box 21 can control the hydraulic cylinder 4 to stop emergently by touching the emergency stop button 22, so that accidents are avoided, and the safety is improved.
The invention relates to a hot-pressing device for an ecological plate with a novel structure, which further comprises a lamp post 23, a lamp shade 24 and a bulb 25, wherein the front middle side of the top end of an upper connecting plate 3 is connected with the bottom end of the rear side of the lamp post 23, the bottom end of the front side of the lamp post 23 is connected with the top end of the lamp shade 24, and the bulb 25 is arranged in the lamp shade 24; the lamp shade 24 can change the direction by adjusting the lamp post 23, and the lamp bulb 25 illuminates the corresponding position area to deal with the darker working environment.
According to the novel structure ecological plate hot-pressing device, the bottom end of the hot-pressing platform 1 is fixedly connected with the ground; the whole equipment is prevented from deviating, sliding, dumping and the like with the ground, and the stability is improved.
When the novel structural ecological plate hot-pressing device works, a raw material plate to be processed is placed on the inner side of the top end of a hot-pressing platform 1, then two groups of transverse screwing discs 9 are screwed respectively to enable transverse screws 8 to rotate, the transverse screws 8 are screwed with transverse screw frames 7 to enable the transverse screws 8 to rotate and push inwards transverse alignment plates 10, so that the two sides of the raw material plate are tightly pushed, the left side and the right side of the raw material plate are aligned, then two groups of longitudinal screwing discs 13 on the front side and the rear side are screwed respectively to enable longitudinal screws 12 to rotate, the longitudinal screws 12 rotate and push inwards longitudinal alignment plates 14 through screwing with longitudinal screw frames 11, so that the front side and the rear side of the raw material plate are tightly pushed, the front side and the rear side are aligned, then hydraulic cylinders 4 operate to enable telescopic rods 5 to extend downwards, and the hot-pressing plate 6 is used for hot-press forming of the raw material plate.
Comparative example 1
Selecting a fir board core as a base material layer 1, wherein a balance layer 2 is a common medium-density fiberboard used in a dry state with the thickness of 2.5 mm;
compounding the decorative layer 3 with a high-temperature high-pressure single-layer hot press at 180 ℃ under the unit pressure of 2.0MPa for 15s;
cooling the paper board after the paper pasting is finished, and combining the paper board with the substrate board core 1 after the temperature of the paper board is reduced to room temperature, wherein the coating weight is 200-240g/m 2 After the glue is coated, the mixture is aged for 30min,Cold pressing for 1.5h;
and (3) carrying out hot pressing after the blank plate is cold pressed and shaped, wherein the hot pressing temperature is 100 ℃, the unit pressure is 0.4 MPa, the time is 18min, and obtaining a finished product of the ecological plate with the novel structure after the hot pressing is finished.
Comparative example 2
Selecting a fir board core as a base material layer 1, wherein a balance layer 2 is a furniture type medium-density fiberboard used in a humid environment with the thickness of 4.0 mm;
compounding the decorative layer 3 with a high-temperature high-pressure single-layer hot press at 200 ℃, with the unit pressure of 3.6MPa and the time of 20s;
after the paster is finished, the paper board is cooled and placed, and is combined with the substrate board core 1 after the temperature of the paper board is reduced to room temperature, and the coating weight is 160-180g/m 2 After gluing, aging for 30min and cold pressing for 1h;
and (3) carrying out hot pressing after the blank plate is cold pressed and shaped, wherein the hot pressing temperature is 90 ℃, the unit pressure is 0.6 MPa, and the time is 20min, and obtaining a finished product of the ecological plate with the novel structure after the hot pressing is finished.
the present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. An ecological plate with a novel structure is characterized by comprising a base material, a balance layer and a decorative layer; the base material is a core of a core board, the balance layer is a medium-density fiberboard, and the decorative layer is melamine impregnated bond paper; the melamine impregnated bond paper is compounded with the medium density fiberboard and then directly pressed and attached on the core of the core board of the block board to prepare the novel structure ecological board.
2. The ecological plate with a novel structure as claimed in claim 1, wherein: the fiberboard of the balance layer is a furniture type medium density fiberboard (MDF-FN-MR) used in a humid environment, the thickness of the fiberboard is 3.0-4.5mm, and the 24-hour water absorption thickness expansion rate is less than 18.0%; the density is more than 0.80g/cm 2 。
3. The ecological plate with a novel structure as claimed in claim 2, wherein: the core board of the core-board comprises fir, poplar, tung and/or malachite.
4. The ecological plate with a novel structure as claimed in claim 3, wherein: the core-board splicing mode of the core-board is flat joint or finger joint, the end seam is less than 2mm, and the distance between the splicing seams is more than 5cm.
5. The ecological plate with novel structure as claimed in claim 4, wherein: the length-width ratio of the core lath of the core board is between 8.0 and 9.0, and the width-thickness ratio is between 3.0 and 4.0; the deviation of the water content of the plate edge and the middle part is less than 3 percent; the thickness is 10.0-12.5mm.
6. The manufacturing process of the ecological plate with the novel structure according to any one of claims 1 to 5, wherein the manufacturing process comprises the following steps: the novel structural ecological plate hot-pressing device comprises a hot-pressing platform (1), a support frame (2), an upper connecting plate (3), a hydraulic cylinder (4), a telescopic rod (5), a hot-pressing plate (6) and a bidirectional positioning device, wherein the outer corner side of the top end of the hot-pressing platform (1) is connected with the outer corner side of the bottom end of the upper connecting plate (3) through the support frame (2), the middle of the top end of the upper connecting plate (3) is connected with the bottom end of the hydraulic cylinder (4), the output end of the hydraulic cylinder (4) is slidably connected with the top end of the telescopic rod (5), the bottom end of the telescopic rod (5) is connected with the middle of the top end of the hot-pressing plate (6), and the bidirectional positioning device is arranged at the top end of the hot-pressing platform (1);
the bidirectional positioning device comprises a transverse screw frame (7), a transverse screw rod (8), a transverse screwing plate (9), a transverse alignment plate (10), a longitudinal screw frame (11), a longitudinal screw rod (12), a longitudinal screwing plate (13) and a longitudinal alignment plate (14), the middle of the left side and the right side of the top of the hot pressing platform (1) is respectively connected with the bottom ends of a group of transverse screw frames (7), the inner wall of each transverse screw frame (7) is connected with the transverse screw rod (8) in a screwed mode, the outer end of each transverse screw rod (8) is connected with the middle of the inner end of the corresponding transverse screwing plate (9), the inner end of each transverse screw rod (8) is rotatably connected with the middle of the outer end of the corresponding transverse alignment plate (10), the front end and the rear end of each group of the corresponding transverse alignment plate (10) are respectively connected with the outer end of a group of the longitudinal screw frame (11), the inner wall of each longitudinal screw frame (11) is connected with the longitudinal screw rod (12), the outer end of each longitudinal screw rod (12) is rotatably connected with the middle of the outer end of the corresponding longitudinal screwing plate (14).
7. The manufacturing process of the ecological plate with the novel structure as claimed in claim 6, wherein the manufacturing process comprises the following steps: the hot-pressing plate is characterized by further comprising a sliding seat (15) and sliding strips (16), the sliding seat (15) is arranged on the left side and the right side of the upper connecting plate (3) respectively, the sliding strips (16) are connected in the sliding seat (15) in a sliding mode, and the bottom ends of the two groups of sliding strips (16) are connected with the left side and the right side of the top end of the hot-pressing plate (6) respectively.
8. The manufacturing process of the ecological plate with the novel structure as claimed in claim 7, wherein the manufacturing process comprises the following steps: the oil injection device is characterized by also comprising oil injection nozzles (17), wherein a group of oil injection nozzles (17) and an oil injection cap (18) are respectively arranged on the front sides of the two groups of sliding seats (15), and the output ends of the oil injection nozzles (17) are communicated with the inner walls of the sliding seats (15); an oil injection cap (18) is detachably arranged on the outer side of the oil injection nozzle (17).
9. The manufacturing process of the ecological plate with the novel structure as claimed in claim 8, wherein the manufacturing process comprises the following steps: the grating support frame is characterized by further comprising grating supports (19) and grating switches (20), wherein a group of grating supports (19) are connected to two ends of the outer side of each group of support frames (2) respectively, and the grating switches (20) are arranged on the inner side of each group of grating supports (19).
10. The manufacturing process of the ecological plate with the novel structure as claimed in claim 9, wherein the manufacturing process comprises the following steps: the hot-pressing platform is characterized by further comprising an emergency stop box (21), an emergency stop button (22), a lamp post (23), a lamp shade (24) and a lamp bulb (25), wherein the middle lower side of the front end of the hot-pressing platform (1) is connected with the rear end of the emergency stop box (21), the front end of the emergency stop box (21) is connected with the emergency stop button (22) in a sliding mode, and the output end of the emergency stop box (21) is connected with the input end of the hydraulic cylinder (4) in an electrified mode; the front middle side of the top end of the upper connecting plate (3) is connected with the bottom end of the rear side of the lamp post (23), the bottom end of the front side of the lamp post (23) is connected with the top end of the lamp shade (24), and a bulb (25) is arranged in the lamp shade (24).
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| CN202210924399.7A CN115256567A (en) | 2022-08-03 | 2022-08-03 | Novel structure ecological plate and manufacturing process thereof |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243892A (en) * | 2013-05-24 | 2013-08-14 | 湖南圣保罗木业有限公司 | Low-formaldehyde-emission abrasion-resistant and moisture-proof laminate wood flooring and production and laying method for laminate wood flooring |
| CN105415457A (en) * | 2015-12-28 | 2016-03-23 | 浙江升华云峰新材股份有限公司 | Novel solid ecological bamboo board and production process thereof |
| CN107336296A (en) * | 2017-06-14 | 2017-11-10 | 北京林业大学 | A kind of automatic lay-up machine of composite floor board |
| CN209987099U (en) * | 2019-01-18 | 2020-01-24 | 江苏喜洋洋科教设备有限公司 | Environment-friendly plastic plywood pressing device |
| CN210308272U (en) * | 2019-05-24 | 2020-04-14 | 新沂市超华木业有限公司 | Hot press convenient to adjust fixed width |
| CN211967816U (en) * | 2020-03-07 | 2020-11-20 | 江苏百安科技有限公司 | Cold press for processing plywood |
| CN212684248U (en) * | 2020-05-20 | 2021-03-12 | 日升昌木业(大连)有限公司 | Wooden board hot pressing equipment with supplementary feed inlet |
| CN213382019U (en) * | 2020-06-17 | 2021-06-08 | 广西沃美森新材料科技有限公司 | Plywood compression fittings |
| CN113211567A (en) * | 2021-05-20 | 2021-08-06 | 张明飞 | Plywood extrusion device that atress is even and can prevent skew |
| CN214238666U (en) * | 2020-12-31 | 2021-09-21 | 江苏金森木业有限公司 | Novel building plywood processing is with location device |
| CN113619244A (en) * | 2021-08-05 | 2021-11-09 | 旺德府家居产业集团有限公司 | Novel negative ion formaldehyde-purifying wear-resistant ecological plate |
| CN214819313U (en) * | 2021-01-12 | 2021-11-23 | 临沂国正木业有限公司 | Plywood hot press unit |
| CN216860050U (en) * | 2021-06-02 | 2022-07-01 | 淄博新宇恒宝新材料有限公司 | Hot press is used in three-ply board production |
-
2022
- 2022-08-03 CN CN202210924399.7A patent/CN115256567A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243892A (en) * | 2013-05-24 | 2013-08-14 | 湖南圣保罗木业有限公司 | Low-formaldehyde-emission abrasion-resistant and moisture-proof laminate wood flooring and production and laying method for laminate wood flooring |
| CN105415457A (en) * | 2015-12-28 | 2016-03-23 | 浙江升华云峰新材股份有限公司 | Novel solid ecological bamboo board and production process thereof |
| CN107336296A (en) * | 2017-06-14 | 2017-11-10 | 北京林业大学 | A kind of automatic lay-up machine of composite floor board |
| CN209987099U (en) * | 2019-01-18 | 2020-01-24 | 江苏喜洋洋科教设备有限公司 | Environment-friendly plastic plywood pressing device |
| CN210308272U (en) * | 2019-05-24 | 2020-04-14 | 新沂市超华木业有限公司 | Hot press convenient to adjust fixed width |
| CN211967816U (en) * | 2020-03-07 | 2020-11-20 | 江苏百安科技有限公司 | Cold press for processing plywood |
| CN212684248U (en) * | 2020-05-20 | 2021-03-12 | 日升昌木业(大连)有限公司 | Wooden board hot pressing equipment with supplementary feed inlet |
| CN213382019U (en) * | 2020-06-17 | 2021-06-08 | 广西沃美森新材料科技有限公司 | Plywood compression fittings |
| CN214238666U (en) * | 2020-12-31 | 2021-09-21 | 江苏金森木业有限公司 | Novel building plywood processing is with location device |
| CN214819313U (en) * | 2021-01-12 | 2021-11-23 | 临沂国正木业有限公司 | Plywood hot press unit |
| CN113211567A (en) * | 2021-05-20 | 2021-08-06 | 张明飞 | Plywood extrusion device that atress is even and can prevent skew |
| CN216860050U (en) * | 2021-06-02 | 2022-07-01 | 淄博新宇恒宝新材料有限公司 | Hot press is used in three-ply board production |
| CN113619244A (en) * | 2021-08-05 | 2021-11-09 | 旺德府家居产业集团有限公司 | Novel negative ion formaldehyde-purifying wear-resistant ecological plate |
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