CN110948629A - Wood shaving production process based on small-diameter wood fiber material, oriented shaving board and packaging box - Google Patents
Wood shaving production process based on small-diameter wood fiber material, oriented shaving board and packaging box Download PDFInfo
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- CN110948629A CN110948629A CN201811123741.3A CN201811123741A CN110948629A CN 110948629 A CN110948629 A CN 110948629A CN 201811123741 A CN201811123741 A CN 201811123741A CN 110948629 A CN110948629 A CN 110948629A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27L—REMOVING BARK OR VESTIGES OF BRANCHES; SPLITTING WOOD; MANUFACTURE OF VENEER, WOODEN STICKS, WOOD SHAVINGS, WOOD FIBRES OR WOOD POWDER
- B27L11/00—Manufacture of wood shavings, chips, powder, or the like; Tools therefor
- B27L11/02—Manufacture of wood shavings, chips, powder, or the like; Tools therefor of wood shavings or the like
Abstract
The invention discloses a shaving production process based on a small-diameter wood fiber material, an oriented strand board and a packing box. The small-diameter wood fiber material is a wood fiber material with the diameter smaller than 80mm, and the production process comprises the following steps: s1: breaking: the material is divided into sections with uniform length and size, and the fracture of the sections is ensured to be smooth; s2: shaving: and (4) feeding the section material into a flaker for flaking to obtain flaked wood shavings. The production process can also comprise the following steps: s1: sorting: sorting the lignocellulosic materials according to their diameters; s2: peeling: peeling the wood fiber material with the diameter of 10 mm-80 mm; s3: breaking: dividing the peeled wood fiber material and the wood fiber material with the diameter less than 10mm into sections with uniform length and size, and ensuring that fracture surfaces of the sections are smooth; s4: shaving: and (4) feeding the section material into a flaker for flaking to obtain flaked wood shavings. The oriented strand board is made of the wood shavings produced by the process. The packing box is made of the oriented strand board.
Description
Technical Field
The invention mainly relates to the field of wood processing, in particular to a small-diameter wood fiber material-based wood shaving production process, an oriented strand board and a packaging box.
Background
At present, two shaving production processes of oriented strand boards exist, one is that log is used as a raw material, and a long-material shaving machine is adopted to directly obtain strip-shaped flake shavings; the other is a two-section wood shaving production process, the main raw materials used are small-diameter wood, intermediate-cut wood and other materials with the diameter larger than 80mm, the raw materials are firstly sliced, then sliced to obtain wood shavings with different shapes, and then screened and classified to obtain a surface layer material with better wood shavings shape. At present, no special process for manufacturing wood shavings for oriented strand boards by using wood fiber materials with the diameter smaller than 80mm exists.
Chinese patent document CN 105583937a discloses a method for producing an aldehyde-free fruity shaving board by using fruit branches and aldehyde-free glue, wherein the preparation of the shaving board adopts a traditional two-section shaving production process, but the diameters of a large number of fruit branches and twigs are less than 80mm, when the material is sliced in a first section by a slicing machine, the wood fiber structure of the branches is completely destroyed, the obtained wood chips are different in size and shape and uneven in cut, when the material passes through a ring-type slicing machine, the obtained shaving pieces are different in shape, and the number of needle-shaped and powdery shaving pieces is large, and the number of strip-shaped sheet shaving pieces is very small, so that the material can only be used for manufacturing common shaving boards, and the manufacturing requirement of oriented shaving boards cannot be met.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a flake shaving production process based on small-diameter wood fiber materials, an oriented shaving board and a packaging box, wherein the flake shaving is uniform in shape.
In order to solve the technical problems, the invention adopts the following technical scheme:
a wood shaving production process based on a small-diameter wood fiber material, wherein the small-diameter wood fiber material is a wood fiber material with the diameter smaller than 80mm, and the production process comprises the following steps:
s1: breaking: the material is divided into sections with uniform length and size by a sawing or chopping mode, and the fracture of the sections is ensured to be smooth;
s2: shaving: and (4) feeding the section material into a flaker for flaking to obtain flaked wood shavings.
When the step S1 is carried out, the length of the section is 20 mm-160 mm.
When step S2 is performed, the method includes the following substeps:
s21: sorting according to the diameter of the section material;
s22: peeling the section material with the diameter of 10 mm-80 mm;
s23: and feeding the peeled section material and the section material with the diameter smaller than 10mm into a flaker for flaking to obtain flaky wood shavings.
The small-diameter wood fiber material is one or more of small-diameter branches, small-diameter excess materials, intermediate cutting wood, straws and bamboos.
A wood shaving production process based on a small-diameter wood fiber material, wherein the small-diameter wood fiber material is a wood fiber material with the diameter smaller than 80mm, and the production process comprises the following steps:
s1: sorting: sorting the lignocellulosic materials according to their diameters;
s2: peeling: peeling the wood fiber material with the diameter of 10 mm-80 mm;
s3: breaking: cutting the peeled wood fiber material and the wood fiber material with the diameter less than 10mm into sections with uniform length and size by a sawing or chopping mode, and ensuring the fracture of the sections to be smooth;
s4: shaving: and (4) feeding the section material into a flaker for flaking to obtain flaked wood shavings.
When the step S3 is carried out, the length of the section is 20 mm-160 mm.
The small-diameter wood fiber material is one or more of small-diameter branches, small-diameter excess materials, intermediate cutting wood, straws and bamboos.
The oriented shaving board is made of flake-shaped wood shavings processed by the wood shavings production process based on the small-diameter wood fiber materials.
A packing box is made of the oriented strand board.
Compared with the prior art, the invention has the advantages that:
the wood shaving production process based on the small-diameter wood fiber material solves the problem that wood fiber materials (such as twigs, small-diameter branches, small-diameter excess materials, intermediate cut materials, cotton straws and the like) with the diameter of less than 80mm cannot be used for manufacturing an oriented strand board, and provides a wider application space for the wood fiber materials; when the wood fiber material is broken, a sawing or chopping mode is adopted, so that the fracture of the material is smooth, the stress of the material is more uniform in the wood shaving period, more high-quality wood shavings can be obtained, and the shape of the flaky wood shavings prepared from the wood fiber material is more uniform. The oriented strand board made of the flake wood shavings processed by the small-diameter wood fiber material-based wood shavings production process has the advantages that the static bending strength can reach 30-50 MPa, the nail holding force can reach over 2200N, the oriented strand board has the characteristics of low water absorption expansion rate, excellent processing performance and strong mildew-proof and corrosion-proof capabilities, and the physicochemical indexes of the oriented strand board can meet the requirements of national standards of the oriented strand board.
Drawings
Fig. 1 is a flow chart of an embodiment 1 of the process for producing wood shavings based on small-diameter lignocellulosic material in accordance with the present invention.
Fig. 2 is a flow chart of an embodiment 2 of the small-diameter wood fiber material-based wood chip production process of the present invention.
Detailed Description
The invention will be described in further detail below with reference to the drawings and specific examples.
Production process example 1:
as shown in fig. 1, an embodiment of the present invention relates to a process for producing wood shavings based on small-diameter wood fiber materials, wherein the small-diameter wood fiber materials processed by the process are wood fiber materials with a diameter of less than 80mm, and the process comprises the following steps:
s1: breaking: the material is divided into sections with uniform length and size by a sawing or chopping mode, and the fracture of the sections is ensured to be smooth;
s2: shaving: and (4) feeding the section material into a flaker for flaking to obtain flaked wood shavings.
The wood shaving production process based on the small-diameter wood fiber material solves the problem that wood fiber materials (such as twigs, small-diameter branches, small-diameter excess materials, intermediate cut materials, cotton straws and the like) with the diameter of less than 80mm cannot be used for manufacturing an oriented strand board, and provides a wider application space for the wood fiber materials; when the wood fiber material is broken, a sawing or chopping mode is adopted, so that the fracture of the material is smooth, the stress of the material is more uniform in the wood shaving period, more high-quality wood shavings can be obtained, the shape of the flaky wood shavings prepared from the wood fiber material is more uniform, the static bending strength of the oriented strand board prepared from the wood fiber material can reach 30-50 MPa, the nail holding force can reach over 2200N, and the wood fiber material has the characteristics of low water absorption expansion rate, excellent processing performance and strong mildew and corrosion resistance, and the physical and chemical indexes of the wood fiber material can meet the national standard regulation requirements of the oriented strand board.
In step S1, the length of the log is 40 mm.
When step S2 is performed, the method includes the following substeps:
s21: sorting according to the diameter of the section material;
s22: peeling off the section material with the diameter of 10 mm-80 mm;
s23: and feeding the peeled section material and the section material with the diameter smaller than 10mm into a flaker for flaking to obtain flaky wood shavings.
The sectional materials meeting the peeling condition are peeled firstly and then sliced, so that the influence of loose connection of the skin layer and the fiber layer on the overall strength and the attractiveness of the oriented strand board can be reduced.
The path wood fiber material can select one or more of path branch, path clout, intermediate cutting wood, straw, bamboo, and the present embodiment selects cotton stalk for use.
The flake shavings prepared by the production process of the embodiment are made into a batch of oriented strand boards, and one board is randomly sampled for mechanical detection, so that the static bending strength reaches 45MPa, and the nail holding power reaches 2400N.
Production process example 2:
as shown in fig. 2, this embodiment is substantially the same as embodiment 1 of the production process except that it includes the following steps:
s1: sorting: sorting according to the diameter of the wood fiber material;
s2: peeling: peeling the wood fiber material with the diameter of 10 mm-80 mm;
s3: breaking: dividing the peeled wood fiber material and the wood fiber material with the diameter less than 10mm into sections with uniform length and size in a sawing mode, and ensuring that fracture surfaces of the sections are smooth;
s4: shaving: and (4) feeding the section material into a flaker for flaking to obtain flaked wood shavings.
In step S3, the length of the log is 120 mm.
In this embodiment, the minor-diameter wood fiber material is minor-diameter poplar branches and cotton straws, and the mass percentage of the minor-diameter poplar branches to the cotton straws is 1: 4.
oriented strand board example:
an oriented strand board is made of flake wood shavings processed in the production process example 2. The oriented strand board of the embodiment is randomly sampled and mechanically detected, the average static bending strength reaches 47.5MPa, and the average nail holding power reaches 2460N.
A packing box is made of the oriented strand board in the embodiment.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (9)
1. A wood shaving production process based on a small-diameter wood fiber material is characterized in that: the small-diameter wood fiber material is a wood fiber material with the diameter smaller than 80mm, and the production process comprises the following steps:
s1: breaking: the material is divided into sections with uniform length and size by a sawing or chopping mode, and the fracture of the sections is ensured to be smooth;
s2: shaving: and (4) feeding the section material into a flaker for flaking to obtain flaked wood shavings.
2. The process of claim 1, wherein the wood shavings are produced from wood fiber material having a small diameter, and wherein: when the step S1 is carried out, the length of the section is 20 mm-160 mm.
3. The process of claim 1, wherein the wood shavings are produced from wood fiber material having a small diameter, and wherein: when step S2 is performed, the method includes the following substeps:
s21: sorting according to the diameter of the section material;
s22: peeling the section material with the diameter of 10 mm-80 mm;
s23: and feeding the peeled section material and the section material with the diameter smaller than 10mm into a flaker for flaking to obtain flaky wood shavings.
4. The process of any one of claims 1 to 3, wherein the wood shavings are produced from wood fiber material having a small diameter, and the wood shavings are produced by a method comprising the following steps: the small-diameter wood fiber material is one or more of small-diameter branches, small-diameter excess materials, intermediate cutting wood, straws and bamboos.
5. A wood shaving production process based on a small-diameter wood fiber material is characterized in that: the small-diameter wood fiber material is a wood fiber material with the diameter smaller than 80mm, and the production process comprises the following steps:
s1: sorting: sorting the lignocellulosic materials according to their diameters;
s2: peeling: peeling the wood fiber material with the diameter of 10 mm-80 mm;
s3: breaking: cutting the peeled wood fiber material and the wood fiber material with the diameter less than 10mm into sections with uniform length and size by a sawing or chopping mode, and ensuring the fracture of the sections to be smooth;
s4: shaving: and (4) feeding the section material into a flaker for flaking to obtain flaked wood shavings.
6. The process of claim 5, wherein the wood shavings are produced from wood fiber material having a small diameter, and wherein: when the step S3 is carried out, the length of the section is 20 mm-160 mm.
7. The process of claim 5 or 6, wherein the wood shavings are produced from wood fiber material having a small diameter, and wherein: the small-diameter wood fiber material is one or more of small-diameter branches, small-diameter excess materials, intermediate cutting wood, straws and bamboos.
8. An oriented strand board, characterized in that: the wood shavings produced by the process of any one of claims 1-7.
9. A packing box is characterized in that: made from an oriented strand board according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811123741.3A CN110948629A (en) | 2018-09-26 | 2018-09-26 | Wood shaving production process based on small-diameter wood fiber material, oriented shaving board and packaging box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811123741.3A CN110948629A (en) | 2018-09-26 | 2018-09-26 | Wood shaving production process based on small-diameter wood fiber material, oriented shaving board and packaging box |
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| CN110948629A true CN110948629A (en) | 2020-04-03 |
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| CN201811123741.3A Pending CN110948629A (en) | 2018-09-26 | 2018-09-26 | Wood shaving production process based on small-diameter wood fiber material, oriented shaving board and packaging box |
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Citations (6)
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|---|---|---|---|---|
| CN1122745A (en) * | 1995-09-14 | 1996-05-22 | 南京林业大学 | Method for mfg. oriented structure shaving board |
| CN2231605Y (en) * | 1993-10-27 | 1996-07-24 | 西南林学院 | Big bamboo piece shaving board |
| CN101125436A (en) * | 2007-09-21 | 2008-02-20 | 沈阳重型机械集团有限责任公司 | Technology for producing wood wheat straw composite type directional structure board |
| CN101214677A (en) * | 2008-01-15 | 2008-07-09 | 邱天祥 | Method of preparing full bamboo or bamboo wood composite oriented structure shaving board |
| CN102350721A (en) * | 2011-09-28 | 2012-02-15 | 浙江农林大学 | Method for preparing fiber particle board |
| CN102503504A (en) * | 2011-09-28 | 2012-06-20 | 浙江农林大学 | Manufacturing method of bamboo-ceramic composite decorative plate |
-
2018
- 2018-09-26 CN CN201811123741.3A patent/CN110948629A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2231605Y (en) * | 1993-10-27 | 1996-07-24 | 西南林学院 | Big bamboo piece shaving board |
| CN1122745A (en) * | 1995-09-14 | 1996-05-22 | 南京林业大学 | Method for mfg. oriented structure shaving board |
| CN101125436A (en) * | 2007-09-21 | 2008-02-20 | 沈阳重型机械集团有限责任公司 | Technology for producing wood wheat straw composite type directional structure board |
| CN101214677A (en) * | 2008-01-15 | 2008-07-09 | 邱天祥 | Method of preparing full bamboo or bamboo wood composite oriented structure shaving board |
| CN102350721A (en) * | 2011-09-28 | 2012-02-15 | 浙江农林大学 | Method for preparing fiber particle board |
| CN102503504A (en) * | 2011-09-28 | 2012-06-20 | 浙江农林大学 | Manufacturing method of bamboo-ceramic composite decorative plate |
Non-Patent Citations (1)
| Title |
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| 郭明辉，赵西平编著: "《小径木材的干燥学特性与高效利用技术》", 31 January 2007, 东北林业大学出版社 * |
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Application publication date: 20200403 |