CN218643762U - Three-layer solid wood composite floor with wide saw cutting core layer - Google Patents

Abstract

A three-layer solid wood composite floor with a wide saw cutting core layer is formed by splicing a plurality of solid wood composite floor blocks and comprises a surface plate, a back plate and a solid wood composite floor core layer, wherein the floor core layer comprises a core plate, and the length of the core plate is the length required by press-fit assembly; the upper surface and the lower surface are provided with linear notches cut along the wood grain direction; the wood grain direction and the core plate length direction are in the same direction, and the cut length is the whole length of the core plate; the cuts are longitudinally cut along the upper surface and the lower surface of the core plates, the upper cuts and the lower cuts are arranged in a staggered mode, the horizontal distance between every two adjacent cuts is equal, the plurality of core plates are transversely spliced, namely, the core plate curtains are spliced along the length side edges to obtain a solid wood composite floor core layer, and the core plates are processed into a plurality of core plates through wide plate sawing; the length of the pressing assembly is integral multiple of the length required by the pressing assembly; which is cut with said cut and is a dried sheet. The utility model discloses timber high-usage, energy can be saved, the heat conductivity is good.

Description

Three-layer solid wood composite floor with wide saw cutting core layer

Technical Field

The utility model relates to a floor processing technology field specifically is a three-layer solid wood composite floor who saw cuts sandwich layer with broad width.

Background

The core layer of the existing solid wood composite floor is formed by sequentially arranging and splicing small battens, and the processing process of the small battens is relatively complex. Firstly, raw wood or square wood is sawed into boards (generally 25-50mm in thickness) with certain thickness, then the boards are dried, the dried boards are sawed to obtain small battens (generally 8-12mm in thickness) with certain thickness, the split small battens are spliced into curtains to be used as a core layer of the floor, and the core layer of the floor with the thickness of each extended meter usually comprises 20-40 small battens. Such a core layer has the following disadvantages: (1) 2 times of saw cutting processing is carried out on the raw wood, the plate and the small battens, a large amount of leftover bits and pieces and remainders are generated, the processing process is complex, and the utilization rate of the wood is low; (2) The plate is dried, the thickness is usually 25-50mm, and the drying period is longer, so the energy consumption is higher. (3) The small wood strip has too small cross section size, and is easy to break or damage when meeting larger knots or other defects, thereby generating unnecessary loss. Therefore, a solution is needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a three-layer solid wood composite floor of sandwich layer is saw cut to broad width, its aim at solve the too little unnecessary loss of increase, the course of working is complicated, the timber utilization ratio is low, the big technical problem of drying cycle length energy resource consumption of the too little easy fracture of current solid wood composite floor sandwich layer lateral section size.

The technical scheme of the utility model as follows:

a three-layer solid wood composite floor with a wide saw cutting core layer is formed by splicing a plurality of solid wood composite floor blocks, wherein each solid wood composite floor block comprises a surface plate A, a back plate C and a solid wood composite floor core layer, and is characterized in that the solid wood composite floor core layer comprises a core plate B1, the length of the core plate B1 is the length required by pressing and assembling, the width is 100-400mm, and the thickness is 8-15mm; the upper surface and the lower surface of the core board B1 are provided with notches, and the notches are cut along the wood grain direction to form linear notches; the wood grain direction is the same as the length direction of the core plate, the length direction of the cut is along the length direction of the core plate, and the length of the cut is the whole length of the core plate; the notches comprise a plurality of upper notches S and a plurality of lower notches X, the upper notches are longitudinally cut downwards along the upper surface of the core plate, the lower notches are longitudinally cut upwards along the lower surface of the core plate, the positions of two adjacent notches are sequentially arranged from top to bottom, the upper notches and the lower notches are arranged in a staggered manner, one lower notch is arranged between every two adjacent upper notches, and one upper notch is arranged between every two adjacent lower notches; the horizontal spacing between two adjacent notches is equal, namely the horizontal spacing between any one lower notch and the upper notches adjacent to the two sides is equal, or the horizontal spacing between any one upper notch and the lower notches adjacent to the two sides is equal; the horizontal distance between two adjacent notches is set to be 30-60mm; the depth of the notches (S and X) is 1/2 of the thickness of the core plate, the width of the notches (S and X) is 1-3mm, and the length of the notches (S and X) is the same as that of the core plate;

transversely splicing the core boards B1, namely splicing the core board curtains along the length side edges to obtain a solid wood composite floor core layer, wherein a closed joint F is arranged between every two adjacent core boards B1; the core board curtain is usually formed by 3-5 core boards per extended meter;

the breadth of the surface plate A and the breadth of the back plate C are whole or spliced plates; the core layer of the solid wood composite floor is glued on both sides and then is bonded and compounded with the surface plate and the back plate into a whole through hot pressing or cold pressing to form the three-layer solid wood composite floor block.

The three-layer solid wood composite floor with the wide saw-cut core layer is characterized in that a wide plate B cut with the cut is processed into a plurality of core plates B1 by sawing according to the length; the length of the wide plate B is integral multiple of the length required by the pressing assembly, the width is 100-400mm, and the thickness is 8-15mm; and the wide plate B is a dried plate.

The three-layer solid wood composite floor with the wide saw cutting core layer is characterized in that the wide plate B is a plate sawed by log or square timber raw materials.

The three-layer solid wood composite floor with the wide saw cutting core layer is characterized in that a groove (D) or a tenon (E) is formed in the side surface of each solid wood composite floor block, and the solid wood composite floor blocks are spliced into the three-layer solid wood composite floor through the insertion of the grooves and the tenons.

The three-layer solid wood composite floor with the wide saw cutting core layer is characterized in that the joint modes of splicing the plurality of solid wood composite floor blocks are lock catches and flat buckles.

The utility model has the advantages that:

the utility model discloses sandwich layer processing is simple, and the core is that timber obtains the core of breadth broad through once saw cutting the subdivision, and the core thickness directly accords with the requirement of pressfitting and no longer carries out secondary subdivision save material, and the timber high-usage. The thickness of the dried material in the kiln is reduced, and energy is saved; the core board has uniform width of the cuts, uniform distance, uniform depth of the upper cuts and the lower cuts, more uniform internal stress and more adaptability to different use environments of temperature and humidity, thereby improving the use performance of the floor finished product.

Drawings

Figure 1 is a left side schematic view of a single wide plate of the present invention,

figure 2 is a schematic right-view of a single wide plate of the present invention,

figure 3 is a schematic top view of a single wide panel of the present invention,

figure 4 is a schematic bottom view of a single wide plate of the present invention,

figure 5 is a schematic sectional view of the finished floor side of the present invention,

figure 6 is a schematic top view of the finished floor of the present invention,

figure 7 is a schematic bottom view of the finished floor of the present invention,

description of the figure numbering:

a surface plate A, a wide plate B, a core plate B1, a back plate C, a groove D, a tenon E, a joint F, an upper notch S, a lower notch X and an upper notch are sequentially a first upper notch S1 and a second upper notch S2 in sequence, the lower incisions are a first lower incision X1 and a second lower incision X2. Cndot. In sequence according to the arrangement order,

Detailed Description

For a clearer understanding of the present invention, specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 5-7, a three-layer solid wood composite floor with a wide sawn core layer is formed by splicing a plurality of solid wood composite floor blocks, wherein the solid wood composite floor blocks comprise a surface plate A, a back plate C and a solid wood composite floor core layer,

the core layer of the solid wood composite floor comprises a core board B1, wherein the length of the core board B1 is the length required by the pressing assembly, the width is 100-400mm, and the thickness is 8-15mm; the upper surface and the lower surface of the core board B1 are provided with notches, and the notches are cut along the wood grain direction to form linear notches; the wood grain direction is the same as the length direction of the core plate, the length direction of the cut is along the length direction of the core plate, and the length of the cut is the whole length of the core plate; the notches comprise a plurality of upper notches S and a plurality of lower notches X, the upper notches are longitudinally cut downwards along the upper surface of the core plate, the lower notches are longitudinally cut upwards along the lower surface of the core plate, the positions of two adjacent notches are sequentially arranged from top to bottom, the upper notches and the lower notches are arranged in a staggered manner, one lower notch is arranged between every two adjacent upper notches, and one upper notch is arranged between every two adjacent lower notches; the horizontal spacing between two adjacent notches is equal, namely the horizontal spacing between any one lower notch and the upper notches adjacent to the two sides is equal, or the horizontal spacing between any one upper notch and the lower notches adjacent to the two sides is equal; the horizontal distance between two adjacent notches is set to be 30-60mm; the depth of the cuts (S, X) is 1/2 of the thickness of the core plate, the width of the cuts (S, X) is 1-3mm, and the length of the cuts (S, X) is the same as that of the core plate;

transversely splicing the core boards B1, namely splicing the core board curtains along the length side edges to obtain a solid wood composite floor core layer, wherein a closed joint F is arranged between every two adjacent core boards B1; the core board curtain is usually formed by splicing 3-5 core boards per extended meter;

the breadth of the surface plate A and the breadth of the back plate C are whole or spliced plates; after being glued on two sides of the core layer of the solid wood composite floor, the core layer of the solid wood composite floor is bonded and compounded with the surface plate and the back plate into a whole through hot pressing or cold pressing to form the three-layer solid wood composite floor block.

Referring to fig. 1-4, the three-layer engineered solid wood flooring with a wide sawed core layer is characterized in that a wide plate B cut with the cuts is sawed into a plurality of core plates B1 according to the length; the length of the wide plate B is integral multiple of the length required by the pressing assembly, the width is 100-400mm, and the thickness is 8-15mm; and the wide board B is a board subjected to drying treatment.

The three-layer solid wood composite floor with the wide saw cutting core layer is characterized in that the wide board sheets B are board sheets which are saw cut by raw wood or square timber raw materials.

Referring to fig. 5 to 7, in the three-layer solid wood composite floor with a wide sawn core layer, a groove (D) or a tenon (E) is formed in the side surface of each solid wood composite floor block, and a plurality of solid wood composite floor blocks are spliced into the three-layer solid wood composite floor through the insertion of the groove and the tenon.

The three-layer solid wood composite floor with the wide saw cutting core layer is characterized in that the joint modes of splicing the plurality of solid wood composite floor blocks are lock catches and flat buckles.

Examples

The embodiment of the utility model provides a concrete implementation step as follows: as shown in reference to figures 1-4,

(1) Sawing and processing the log or the square timber, and enabling the grain direction of the timber and the length direction of the wide board sheet to be in the same direction during processing, and obtaining the rectangular wide board sheet (B) with the length being integral multiple of the length required by the pressing assembly, the width being 100-400mm and the thickness being 8-15mm by referring to figures 3 and 4;

(2) And (2) performing notching treatment on the wide sheet (B) obtained in the step (1):

a. the cuts are cut in the wood grain direction to form linear cuts (an upper cut S and a lower cut X) and penetrate through the whole length of the wide-width plate, and the linear cuts are shown in figures 3 and 4;

b. the notches are formed by longitudinally cutting an upper notch S and a lower notch X on the upper surface and the lower surface of the wide sheet B along the vertical direction, and the notch positions of two adjacent notches are respectively one upper notch S and one lower notch X which are sequentially arranged; referring to fig. 1 and 2, the upper incision is S1 and S2. Cndot. In sequence, the lower incision is X1 and X2. Cndot. In sequence,

c. the horizontal distance between any one notch and two adjacent notches is equal, namely the distance from S1 to X1 in the figure 1 is equal to the distance from X1 to S2; the horizontal distance between two adjacent notches is set to be 30-60mm, the shorter the length of the floor block is, the smaller the distance is, otherwise, the larger the distance is;

d. the depth of the notch is 1/2 of the thickness of the wide plate, the width of the notch is 1-3mm, and the length of the notch is equal to the length of the wide plate; as shown in the figures 1 and 2 of the drawings,

(3) Putting the wide plate B obtained after the incision treatment in the step (2) into a drying kiln for drying treatment to obtain the wide plate B with the water content meeting the use requirement;

(4) And (2) shortening the wide plate B with the water content meeting the requirement obtained in the step (3) along the length direction to enable the wide plate B to meet the length required by the pressing assembly, transversely splicing a plurality of shortened core plates (B1), namely splicing a core plate curtain along the side edge of the length to obtain a solid wood composite floor core layer, wherein the accumulated width after splicing is the same as the target length (namely the length of a surface plate) required by the pressing assembly, obtaining the core layer (or called core plate curtain) required by the pressing of the solid wood composite floor, and a closed seam (F) is arranged between every two adjacent core plates B1. Each elongated meter (core curtain) is usually made up of 3-5 core boards.

(5) And (3) gluing the core layer (core plate curtain) obtained in the step (4) on two sides, and then bonding and compounding the core layer (core plate curtain) with the surface plate A and the back plate C into a whole through hot pressing or cold pressing to form the three-layer solid wood composite floor block, which is shown in the figures 5-7.

And grooves (D) or tenons (E) are formed in the side surfaces of the solid wood composite floor blocks, and the solid wood composite floor blocks are spliced into a three-layer solid wood composite floor through the grooves and the tenons in an inserted mode.

The utility model discloses the preferred needle leaf material of timber raw materials is main, and the processing of saw cutting of the cemented surface of core is before the drying process in advance. Compared with the existing general small core plate strip processing mode, the processing mode can improve the core plate output rate by more than 10%. Can effectively improve the industry of the solid wood composite floor, and is difficult to be realized due to high price and high cost of raw materials.

Claims (5)

1. A three-layer solid wood composite floor with a wide saw cutting core layer is formed by splicing a plurality of solid wood composite floor blocks, the solid wood composite floor blocks comprise a surface plate (A), a back plate (C) and a solid wood composite floor core layer, and the three-layer solid wood composite floor is characterized in that,

the core layer of the solid wood composite floor comprises a core plate (B1), wherein the length of the core plate (B1) is the length required by the pressing assembly, the width is 100-400mm, and the thickness is 8-15mm; the upper surface and the lower surface of the core board (B1) are provided with notches, and the notches are cut along the wood grain direction to form linear notches; the wood grain direction is the same as the length direction of the core plate, the length direction of the cut is along the length direction of the core plate, and the length of the cut is the whole length of the core plate; the notches comprise a plurality of upper notches (S) and a plurality of lower notches (X), the upper notches are longitudinally cut downwards along the upper surface of the core plate, the lower notches are longitudinally cut upwards along the lower surface of the core plate, the positions of two adjacent notches are sequentially arranged from top to bottom, the upper notches and the lower notches are arranged in a staggered manner, one lower notch is arranged between every two adjacent upper notches, and one upper notch is arranged between every two adjacent lower notches; the horizontal spacing between two adjacent notches is equal, namely the horizontal spacing between any one lower notch and the upper notches adjacent to the two sides is equal, or the horizontal spacing between any one upper notch and the lower notches adjacent to the two sides is equal; the horizontal distance between two adjacent notches is set to be 30-60mm; the depth of the notches (S and X) is 1/2 of the thickness of the core plate, the width of the notches (S and X) is 1-3mm, and the length of the notches (S and X) is the same as that of the core plate;

transversely splicing the core plates (B1), namely splicing the core plate curtains along the length side edges to obtain a solid wood composite floor core layer, wherein a closed joint (F) is arranged between every two adjacent core plates (B1); each extended meter core board curtain is formed by splicing 3-5 core boards;

the breadth of the surface plate (A) and the breadth of the back plate (C) are whole or spliced plates; the core layer of the solid wood composite floor is glued on two sides, and the core layer is bonded and compounded with the surface plate and the back plate into a whole through hot pressing or cold pressing to form the three-layer solid wood composite floor block.

2. The three-layer solid wood composite floor with the wide sawn core layer as claimed in claim 1, wherein the wide board (B) cut with the cut is sawn into a plurality of the core boards (B1) according to length; the length of the wide plate (B) is integral multiple of the length required by the pressing assembly, the width is 100-400mm, and the thickness is 8-15mm; and the wide board (B) is a board subjected to drying treatment.

3. The three-layer solid wood composite floor with the wide sawn core layer as claimed in claim 2, wherein the wide boards (B) are boards sawn from raw wood or square timber raw material.

4. The three-layer solid wood composite floor with the wide sawed core layer as claimed in claim 1,

and grooves (D) or tenons (E) are formed in the side surfaces of the solid wood composite floor blocks, and the solid wood composite floor blocks are spliced into a three-layer solid wood composite floor through the grooves and the tenons in an inserted mode.

5. The three-layer solid wood composite floor with the wide sawed core layer as claimed in claim 1,

the joint mode of the splicing of the plurality of the solid wood composite floor blocks is a lock catch mode and a flat buckle mode.

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