CN113400420A - Method for processing bamboo board used for bamboo carriage bottom board - Google Patents
Method for processing bamboo board used for bamboo carriage bottom board Download PDFInfo
- Publication number
- CN113400420A CN113400420A CN202110564108.3A CN202110564108A CN113400420A CN 113400420 A CN113400420 A CN 113400420A CN 202110564108 A CN202110564108 A CN 202110564108A CN 113400420 A CN113400420 A CN 113400420A
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- bamboo
- hot pressing
- sheet
- pressing process
- strips
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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
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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
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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
- B27D1/10—Butting blanks of veneer; Joining same along edges; Preparatory processing of edges, e.g. cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27J—MECHANICAL WORKING OF CANE, CORK, OR SIMILAR MATERIALS
- B27J1/00—Mechanical working of cane or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
- B27M1/08—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by multi-step processes
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forests & Forestry (AREA)
- Wood Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Abstract
The invention provides a method for processing bamboo boards used for bamboo carriage bottom boards, which comprises the following steps: a. drying fresh bamboo, cutting, splitting thin bamboo strips, removing joints and removing green and yellow to obtain bamboo strips or bamboo chips, and performing gum dipping treatment on the bamboo strips or bamboo chips; b. carrying out first hot pressing on the bamboo strips and bamboo chips subjected to the gum dipping treatment to form a first sheet material; c. gluing the surface of the first sheet; d. splicing the first sheet with the surface adhesive from head to tail and from left to right, and stacking the spliced sheets up and down to form a second sheet stacking structure with the length not less than 2m and the width not less than 3 m; e. carrying out secondary hot pressing on the whole stacking structure of the second sheet material to form a plate; f. and cutting the plate to form a lath with the length not less than 2m and the width not more than 80 mm. According to the invention, a plate with a larger size is manufactured firstly, and then the larger plate is cut, so that the requirements on strength and smoothness are met, the installation is facilitated, and the universality is higher.
Description
Technical Field
The invention relates to the field of bamboo processing, in particular to a processing method of a bamboo board used for a bamboo compartment bottom board.
Background
The automobile compartment requires the bottom plate to have high mechanical property, impact resistance, aging resistance and other properties due to the requirement of carrying goods, the original automobile compartment bottom plate is mainly manufactured by high-quality hardwood timber and plywood, but the advantages of the automobile compartment bottom plate are more and more unobvious due to the limited resources of the high-quality hardwood timber and the natural defects of the automobile compartment bottom plate, and the bamboo plywood and the bamboo skin plywood have high strength, good wear resistance, short growth period and relatively more advantages. But the current bamboo platform floor mostly uses shorter panel concatenation to form, because of the concatenation department too many and adopt the mode installation of fix with screw more, leads to the bottom plate planarization to be difficult to control. In the prior art, a large plate is used as a carriage floor, but the strength, the smoothness and the like of the large-amplitude floor are difficult to control in the manufacturing process, so that the final finished product quality is difficult to meet the requirements, the large-amplitude bamboo board is difficult to install, the large-amplitude bamboo board is only suitable for the carriage floor with the same size, and the universality is low.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a method for processing bamboo boards used for bamboo carriage bottom plates.
The technical scheme of the invention is as follows: a processing method of bamboo boards used by a bamboo compartment floor comprises the following steps:
a. drying fresh bamboo, cutting, splitting thin bamboo strips, removing joints and removing green and yellow to obtain bamboo strips or bamboo chips, and performing gum dipping treatment on the bamboo strips or bamboo chips;
b. carrying out first hot pressing on the bamboo strips and the bamboo chips subjected to the gum dipping treatment to form a first sheet material, wherein the first sheet material is a thin plate with the thickness not greater than 1 mm;
c. gluing the surface of the first sheet material, wherein one surface of the first sheet material is glued, and the other surface of the first sheet material is not required to be glued;
d. splicing the first sheet with the surface adhesive from head to tail and from left to right, and then stacking the spliced sheets up and down to form a second sheet stacking structure with the length not less than 2m and the width not less than 3m, wherein one surface of the first sheet with the surface adhesive and one surface without the surface adhesive are stacked alternately, the upper surface of the first sheet on the outermost surface is not provided with the adhesive, and the lower surface of the sheet on the lowermost surface is not provided with the adhesive;
e. carrying out secondary hot pressing on the whole stacking structure of the second sheet to form a plate, wherein the thickness of the plate is 2-5 cm;
f. and cutting the plate to form a lath with the length not less than 2m and the width not more than 80 mm.
The further technical scheme of the invention is as follows: the length of the first sheet in the step b is not more than 1.5m, and the width of the first sheet in the step b is not more than 1 m.
Furthermore, a segmented hot pressing method is adopted in the second hot pressing process in the step e, and the plate is of an integral structure.
Furthermore, the number of the second stacking structures of the sheets in the second hot pressing process in the step e is one, two or more, and one, two or more plates can be obtained simultaneously.
Further, the second hot pressing in the step e comprises a main pressing process, a side pressing process and a pressure maintaining process, wherein the main pressing process and the side pressing process are carried out simultaneously, the pressure of the main pressing process is 4.5-6 MPa, the pressure of the side pressing process is 0.8-1.3 MPa, and the pressure maintaining time is 60-130 min.
Further, the temperature of the second hot pressing in the step e is 100-150 ℃.
And furthermore, the side face of the lath cut in the step f is polished, the width of the lath cannot be affected by polishing, but the smoothness of the side face of the lath is improved, the splicing in the practical application process of the lath is facilitated, and fewer splicing gaps are also facilitated to improve the splicing smoothness.
Furthermore, the bamboo strips or bamboo chips in the step a are carbonized before being subjected to gum dipping treatment, so that the corrosion resistance of the finally obtained batten can be improved.
Further, the hot pressing temperature of the first hot pressing in the step b is 100-120 ℃, and the pressure is 1-1.5 MPa.
The invention has the beneficial effects that:
(1) the processing method of the bamboo used for the bamboo platform floor adopts two times of hot pressing process forming to obtain the board with the length not less than 2m and the width not less than 3m, then the board is cut to form the laths with the length not less than 2m and the width not more than 80mm, and then the laths are assembled into the platform floor, so that the requirements on strength and smoothness can be met, the installation is facilitated, and the universality is higher;
(2) the second hot pressing process adopts the sectional hot pressing process, the hot press for the second hot pressing can adopt the existing hot press to be matched with a specific discharging frame, the effects of higher strength and better flatness of the whole plate body can be realized, and the whole process
Detailed Description
The present invention will be described in further detail with reference to specific examples.
Example 1:
a processing method of bamboo boards used by a bamboo compartment floor comprises the following steps:
a. drying, cutting, splitting thin bamboo strips, removing joints and removing green and yellow from fresh bamboos to obtain bamboo strips or bamboo chips, carbonizing the bamboo strips or bamboo chips, and then dipping the bamboo strips or bamboo chips;
b. carrying out first hot pressing on the bamboo strips and the bamboo chips subjected to the gum dipping treatment to form a first sheet, wherein the hot pressing temperature of the first hot pressing is 100 ℃, the pressure is 1.5MPa, the first hot pressing process can be carried out by adopting the conventional hot press, and the length and the width of the first sheet are not 1.5m and 1 m;
c. gluing the surface of the first sheet;
d. splicing the first sheet with the surface adhesive from head to tail and from left to right, and stacking the spliced sheets up and down to form a second sheet stacking structure with the length of 2m and the width of 3 m;
e. performing second hot pressing on the whole stacking structure of the second sheet to form a plate, wherein the second hot pressing process adopts a segmented hot pressing method, the plate is of an integral structure, the number of the stacking structures of the second sheet in the second hot pressing process is one, the second hot pressing comprises a main pressing process, a side pressing process and a pressure maintaining process, the main pressing process and the side pressing process are performed simultaneously, the pressure of the main pressing process is 5MPa, the pressure of the side pressing process is 1MPa, the pressure maintaining time is 100min, and the temperature of the second hot pressing is 100 ℃;
f. and cutting the plate, and polishing the side surface of the cut lath to form the lath with the length of 2m and the width of 80 mm.
Example 2:
a processing method of bamboo boards used by a bamboo compartment floor comprises the following steps:
a. drying, cutting, splitting thin bamboo strips, removing joints and removing green and yellow from fresh bamboos to obtain bamboo strips or bamboo chips, carbonizing the bamboo strips or bamboo chips, and then dipping the bamboo strips or bamboo chips;
b. carrying out first hot pressing on the bamboo strips and the bamboo chips subjected to the gum dipping treatment to form a first sheet, wherein the hot pressing temperature of the first hot pressing is 110 ℃, the pressure is 1.2MPa, the first hot pressing process can be carried out by adopting the conventional hot press, and the length and the width of the first sheet are 0.8m and 0.6 m;
c. gluing the surface of the first sheet;
d. splicing the first sheet with the surface adhesive from head to tail and from left to right, and then stacking the spliced sheets up and down to form a second sheet stacking structure with the length of 2.5m and the width of 3 m;
e. performing second hot pressing on the whole stacking structure of the second sheet to form a plate, wherein the second hot pressing process adopts a segmented hot pressing method, the plate is of an integral structure, the number of the stacking structures of the second sheet in the second hot pressing process is two, the second hot pressing comprises a main pressing process, a side pressing process and a pressure maintaining process, the main pressing process and the side pressing process are performed simultaneously, the pressure of the main pressing process is 6MPa, the pressure of the side pressing process is 0.8MPa, the pressure maintaining time is 130min, and the temperature of the second hot pressing is 120 ℃;
f. and cutting the plate, and polishing the side surface of the cut lath to form the lath with the length of 2.5m and the width of 70 mm.
Example 3:
a processing method of bamboo boards used by a bamboo compartment floor comprises the following steps:
a. drying, cutting, splitting thin bamboo strips, removing joints and removing green and yellow from fresh bamboos to obtain bamboo strips or bamboo chips, carbonizing the bamboo strips or bamboo chips, and then dipping the bamboo strips or bamboo chips;
b. carrying out first hot pressing on the bamboo strips and the bamboo chips after the gum dipping treatment to form a first sheet material, wherein the hot pressing temperature of the first hot pressing is 120 ℃, the pressure is 1MPa, the first hot pressing process can adopt the existing hot press for hot pressing, and the length and the width of the first sheet material are 0.6m and 0.8m respectively;
c. gluing the surface of the first sheet;
d. splicing the first sheet with the surface adhesive from head to tail and from left to right, and stacking the spliced sheets up and down to form a second sheet stacking structure with the length of 2.2m and the width of 3.2 m;
e. performing second hot pressing on the whole stacking structure of the second sheet to form a plate, wherein the second hot pressing process adopts a segmented hot pressing method, the plate is of an integral structure, the number of the stacking structures of the second sheet in the second hot pressing process is five, the second hot pressing comprises a main pressing process, a side pressing process and a pressure maintaining process, the main pressing process and the side pressing process are performed simultaneously, the pressure of the main pressing process is 4.5MPa, the pressure of the side pressing process is 1.3MPa, the pressure maintaining time is 60min, and the temperature of the second hot pressing is 150 ℃;
f. and cutting the plate, and polishing the side surface of the cut lath to form the lath with the length of 2.2m and the width of 60 mm.
Claims (9)
1. A processing method of bamboo boards used by a bamboo compartment floor is characterized by comprising the following steps:
a. drying fresh bamboo, cutting, splitting thin bamboo strips, removing joints and removing green and yellow to obtain bamboo strips or bamboo chips, and performing gum dipping treatment on the bamboo strips or bamboo chips;
b. carrying out first hot pressing on the bamboo strips and bamboo chips subjected to the gum dipping treatment to form a first sheet material;
c. gluing the surface of the first sheet;
d. splicing the first sheet with the surface adhesive from head to tail and from left to right, and stacking the spliced sheets up and down to form a second sheet stacking structure with the length not less than 2m and the width not less than 3 m;
e. carrying out secondary hot pressing on the whole stacking structure of the second sheet material to form a plate;
f. and cutting the plate to form a lath with the length not less than 2m and the width not more than 80 mm.
2. The method of bamboo planking used for bamboo bed decklids of claim 1, wherein in step b, the length of the first sheet material is not greater than 1.5m and the width of the first sheet material is not greater than 1 m.
3. The method as claimed in claim 1, wherein the second hot pressing step in step e is a sectional hot pressing method, and the board is of a monolithic structure.
4. The method as claimed in claim 1, wherein the number of the two stacked structures of the sheet material in the second hot pressing in step e is one, two or more.
5. The method for processing bamboo boards used for bamboo bed boards as claimed in any one of claims 1 to 4, wherein the second hot pressing in step e comprises a main pressing process, a side pressing process and a pressure maintaining process, wherein the main pressing process and the side pressing process are carried out simultaneously, the pressure of the main pressing process is 4.5 to 6MPa, the pressure of the side pressing process is 0.8 to 1.3MPa, and the pressure maintaining time is 60 to 130 min.
6. The method for processing bamboo boards used for bamboo bed boards as claimed in any one of claims 1 to 4, wherein the temperature of the second hot pressing in step e is 100 to 150 ℃.
7. Method for processing bamboo panels for bamboo bed pans according to any of the claims 1-4, characterised in that the cut slat sides in step f are ground.
8. The method as claimed in any one of claims 1 to 4, wherein the bamboo strips or pieces of bamboo in step a are carbonized before being treated with dipping.
9. The method for processing the bamboo board used for the bamboo carriage bottom board as claimed in any one of claims 1-4, wherein the hot pressing temperature of the first hot pressing in the step b is 100-120 ℃, and the pressure is 1-1.5 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110564108.3A CN113400420A (en) | 2021-05-24 | 2021-05-24 | Method for processing bamboo board used for bamboo carriage bottom board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110564108.3A CN113400420A (en) | 2021-05-24 | 2021-05-24 | Method for processing bamboo board used for bamboo carriage bottom board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113400420A true CN113400420A (en) | 2021-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110564108.3A Pending CN113400420A (en) | 2021-05-24 | 2021-05-24 | Method for processing bamboo board used for bamboo carriage bottom board |
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| Country | Link |
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| CN (1) | CN113400420A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115179383A (en) * | 2022-07-19 | 2022-10-14 | 常州市瑞悦车业有限公司 | Boxcar bottom plate material and preparation process thereof |
| CN115303372A (en) * | 2022-07-25 | 2022-11-08 | 湖南阳明竹咏科技有限公司 | Bamboo carriage and manufacturing method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2008295358A1 (en) * | 2007-09-07 | 2009-03-12 | Shanghai Yunsheng Bamboo And Wood Product Co., Ltd | A jointless lengthened bamboo section material and a method thereof |
| CN104441106A (en) * | 2014-11-26 | 2015-03-25 | 吕建平 | Technology for processing bamboo composite board |
| CN107972143A (en) * | 2017-10-19 | 2018-05-01 | 姜向军 | A kind of preparation method of tension bamboo plywood |
| CN111531662A (en) * | 2020-06-03 | 2020-08-14 | 王海龙 | Processing method of bamboo jointed board |
| CN112454554A (en) * | 2020-11-13 | 2021-03-09 | 罗源县金源竹业有限公司 | High-strength ecological bamboo core plate based on bamboo and wood compounding and processing method thereof |
-
2021
- 2021-05-24 CN CN202110564108.3A patent/CN113400420A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2008295358A1 (en) * | 2007-09-07 | 2009-03-12 | Shanghai Yunsheng Bamboo And Wood Product Co., Ltd | A jointless lengthened bamboo section material and a method thereof |
| CN104441106A (en) * | 2014-11-26 | 2015-03-25 | 吕建平 | Technology for processing bamboo composite board |
| CN107972143A (en) * | 2017-10-19 | 2018-05-01 | 姜向军 | A kind of preparation method of tension bamboo plywood |
| CN111531662A (en) * | 2020-06-03 | 2020-08-14 | 王海龙 | Processing method of bamboo jointed board |
| CN112454554A (en) * | 2020-11-13 | 2021-03-09 | 罗源县金源竹业有限公司 | High-strength ecological bamboo core plate based on bamboo and wood compounding and processing method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115179383A (en) * | 2022-07-19 | 2022-10-14 | 常州市瑞悦车业有限公司 | Boxcar bottom plate material and preparation process thereof |
| CN115179383B (en) * | 2022-07-19 | 2023-02-28 | 常州市瑞悦车业有限公司 | Boxcar bottom plate material and preparation process thereof |
| CN115303372A (en) * | 2022-07-25 | 2022-11-08 | 湖南阳明竹咏科技有限公司 | Bamboo carriage and manufacturing method thereof |
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Application publication date: 20210917 |
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| RJ01 | Rejection of invention patent application after publication |