阅读说明：本技术 一种利用木质纤维制作高韧性板材的方法 (Method for manufacturing high-toughness plate by using wood fiber ) 是由 陈�峰 夏兴华 王海亚 许楗昀 林霜 龚璐 于 2019-12-03 设计创作，主要内容包括：本发明公开了一种利用木质纤维制作高韧性板材的方法,本发明采用竹编加强,再采用木质纤维与废弃的木粉、木屑等进行废物利用,竹片与木质纤维均能够大幅度提高板材的韧性,并采用高压压制,使得板材具有高强度韧性,能够承受较大重量,应用范围广,具有推广应用的价值。(The invention discloses a method for manufacturing a high-toughness plate by using wood fibers, which is characterized in that bamboo weaving is adopted for reinforcement, waste utilization is carried out by using the wood fibers, waste wood flour, waste wood chips and the like, the toughness of the plate can be greatly improved by using bamboo chips and the wood fibers, and high-pressure pressing is adopted, so that the plate has high-strength toughness, can bear larger weight, is wide in application range and has popularization and application values.)

1. A method for manufacturing a high-toughness plate by using wood fibers is characterized by comprising the following steps:

(1) cutting fresh bamboos into strips, and then cutting the strip bamboo strips in a layered manner;

(2) mutually interlacing and weaving the cut bamboo strips into a whole piece;

(3) extruding, hammering and drying fiber substances such as waste wood, straws and the like to prepare wood fibers;

(4) uniformly mixing the wood glue powder and the wood fiber, adding water for mixing, and kneading into a ball;

(5) laying a layer of the mixture obtained in the step (4) with the thickness of about 0.5cm on the woven plate obtained in the step (2),

laying a layer of the woven plate in the step (2) on the surface;

(6) putting the woven board obtained in the step (5) on a hydraulic press, and pressing the woven board into a bamboo board layer at a pressure of 50 t;

(7) uniformly mixing the wood fiber, the wood powder, the wood dust and the rubber powder in the step (3), adding water for mixing, and kneading into a dough;

(8) filling the mixture in the step (7) into the interlayer of the three bamboo board layers, and then putting the interlayer on a hydraulic press for 50t of pressure compaction;

(9) and attaching the surface layers to two sides of the pressed plate to obtain the high-toughness plate.

2. The method of making a high toughness sheet using wood fiber according to claim 1, wherein: the thickness of the bamboo strip layer in the step (1) is 2-4 mm.

3. The method of making a high toughness sheet using wood fiber according to claim 1, wherein: the mixing ratio of the wood glue powder and the wood fiber in the step (4) is 2: 8.

4. the method of making a high toughness sheet using wood fiber according to claim 1, wherein: the mixture ratio of the wood fiber, the wood powder, the wood chip and the rubber powder in the step (7) is 4: 2: 2: 2.

5. the method of making a high toughness sheet using wood fiber according to claim 1, wherein: the surface layer is a veneer layer.

Technical Field

The invention relates to the technical field of materials, in particular to a method for manufacturing a high-toughness plate by using wood fibers.

Background

Disclosure of Invention

The present invention has been made to solve the above problems, and an object of the present invention is to provide a method for producing a high-toughness sheet material using wood fibers.

The invention realizes the purpose through the following technical scheme:

the invention comprises the following steps:

(1) cutting fresh bamboos into strips, and then cutting the strip bamboo strips in a layered manner;

(2) mutually interlacing and weaving the cut bamboo strips into a whole piece;

(3) extruding, hammering and drying fiber substances such as waste wood, straws and the like to prepare wood fibers;

(4) uniformly mixing the wood glue powder and the wood fiber, adding water for mixing, and kneading into a ball;

(5) laying a layer of the mixture obtained in the step (4) with the thickness of about 0.5cm on the woven plate obtained in the step (2), and laying a layer of the woven plate obtained in the step (2) on the layer of the mixture;

(6) putting the woven board obtained in the step (5) on a hydraulic press, and pressing the woven board into a bamboo board layer at a pressure of 50 t;

(7) uniformly mixing the wood fiber, the wood powder, the wood dust and the rubber powder in the step (3), adding water for mixing, and kneading into a dough;

(8) filling the mixture in the step (7) into the interlayer of the three bamboo board layers, and then putting the interlayer on a hydraulic press for 50t of pressure compaction;

(9) and attaching the surface layers to two sides of the pressed plate to obtain the high-toughness plate.

Preferably, the thickness of the bamboo strip lamination layer in the step (1) is 2-4 mm. The mixing ratio of the wood glue powder and the wood fiber in the step (4) is 2: 8. the mixture ratio of the wood fiber, the wood powder, the wood chip and the rubber powder in the step (7) is 4: 2: 2: 2.

further, the surface layer is a veneer layer.

The invention has the beneficial effects that:

compared with the prior art, the method for manufacturing the high-toughness board by using the wood fiber adopts the bamboo weaving for reinforcement, and then uses the wood fiber, the waste wood powder, the waste wood chips and the like for waste utilization, the bamboo chips and the wood fiber can greatly improve the toughness of the board, and the board has high strength and toughness by adopting high-pressure pressing, can bear larger weight, has wide application range and has popularization and application values.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present invention;

fig. 2 is a schematic view of the structure of the bamboo board layer of the present invention.

Detailed Description

The invention will be further described with reference to the accompanying drawings in which:

as shown in fig. 1: the invention comprises the following steps:

(1) cutting fresh bamboos into strips, and then cutting the strip bamboo strips in a layered manner;

(2) mutually interlacing and weaving the cut bamboo strips into a whole piece;

(3) extruding, hammering and drying fiber substances such as waste wood, straws and the like to prepare wood fibers;

(4) uniformly mixing the wood glue powder and the wood fiber, adding water for mixing, and kneading into a ball;

(5) laying a layer of the mixture obtained in the step (4) with the thickness of about 0.5cm on the woven plate obtained in the step (2), and laying a layer of the woven plate obtained in the step (2) on the layer of the mixture;

(6) putting the woven board obtained in the step (5) on a hydraulic press, and pressing the woven board into a bamboo board layer 1 at a pressure of 50 t;

(7) uniformly mixing the wood fiber, the wood powder, the wood dust and the rubber powder in the step (3), adding water for mixing, and kneading into a dough;

(8) filling the mixture 2 in the step (7) into the interlayer of the three bamboo board layers, and then putting the interlayer into a hydraulic press for 50t pressure compaction;

(9) and attaching the surface layers 3 to two sides of the pressed plate to obtain the high-toughness plate.

Preferably, the thickness of the bamboo strip lamination layer in the step (1) is 2-4 mm. The mixing ratio of the wood glue powder and the wood fiber in the step (4) is 2: 8. the mixture ratio of the wood fiber, the wood powder, the wood chip and the rubber powder in the step (7) is 4: 2: 2: 2.

further, the surface layer is a veneer layer.

Through strength test, the bending strength of the wood board layer prepared by the method is 79.8M/Pa; and the elastic modulus is 5320.4M/Pa.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.