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Preparation process of bamboo floor

A preparation process, bamboo floor technology, applied in the direction of manufacturing tools, wood processing appliances, wood veneer bonding, etc., can solve the problems of bamboo floor life and loss of physical properties, achieve good strength and hardness, ensure processing quality, Anti-mildew effect

Active Publication Date: 2016-03-02
贵州新锦竹木制品有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In my country, bamboo has a wide distribution range, strong adaptability, easy propagation, easy planting, and easy processing and utilization. Therefore, bamboo flooring has broad market prospects. At present, traditional bamboo flooring production processes include fragmentation, carbonization, pressing, grinding, and slotting. , tenoning, painting and other traditional processes, in which carbonization is usually only used once, resulting in the loss of life and physical properties of the final finished bamboo floor, therefore, it is necessary to improve the existing production process

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] This kind bamboo floor preparation technology comprises the steps:

[0027] 1) material preparation: cut off the procured raw bamboo and slice into bamboo slices of the same size;

[0028] 2) Rough milling: flatten the bamboo joints, and remove the green and yellow parts of the bamboo slices by milling;

[0029] 3) Cooking and carbonization: remove the sugar and fat in the bamboo chips, and enhance the hardness and strength of the bamboo chips;

[0030] 4) drying: drying the bamboo chips to a moisture content of <7%;

[0031] 5) manual selection: select the bamboo chips that meet the splicing conditions;

[0032] 6) fine milling: milling the bamboo green and bamboo yellow of the dried bamboo chips;

[0033] 7) Stitching and pressing: using a hot press to hot-press and glue multiple pieces of bamboo to form a bamboo blank;

[0034] 8) planing: planing the bamboo slab to make its surface smooth;

[0035] 9) Grooving on all sides: use a slotting machine to slot the ba...

Embodiment 2

[0043] The difference between this embodiment and Embodiment 1 is that in this embodiment, in step 3), the temperature of the primary carbonization is controlled at 140° C., and the time is 2 hours. After the bamboo chips after the primary carbonization are completely cooled, carry out Secondary carbonization: carbonize the bamboo chips at a high temperature of 125°C for 2 hours, and then raise the temperature to 135°C for 1 hour. During the secondary carbonization process of the present embodiment, the humidity is maintained at 85%;

[0044] In addition, the hot-pressing temperature in step 7) is 150° C., the hot-pressing pressure is 1.0 MPa, and the hot-pressing time is 15 minutes.

Embodiment 3

[0046] The difference between this embodiment and Embodiment 1 is that in this embodiment, the temperature of the primary carbonization is controlled at 130°C for 2.5 hours, and after the bamboo chips after the primary carbonization are completely cooled, the secondary carbonization is carried out. Carbonization First carbonize the bamboo chips at a high temperature of 120°C for 2.2 hours, then raise the temperature to 132°C for 1.2 hours. During the secondary carbonization process of the present embodiment, the humidity is maintained at 80%;

[0047] In addition, the hot-pressing temperature in step 7) is 135° C., the hot-pressing pressure is 1.2 MPa, and the hot-pressing time is 22 minutes.

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PUM

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Abstract

The invention discloses a bamboo floor preparation process. The bamboo floor preparation process includes the following steps of firstly, material preparation, secondly, rough milling, thirdly, cooking and carbonization, fourthly, drying, fifthly, manual selection, sixthly, finish milling, seventhly, splicing and pressing, eighthly, planing, tenthly, end-face tenoning, eleventhly, polishing and twelfthly, paint spraying. In the material preparation step, purchased raw bamboo is truncated and sliced into bamboo slices of the same specification and the same size; in the rough milling step, bamboo joints are planished, and part of bamboo outer skin and tabasheer of the bamboo slices are milled and removed; in the cooking and carbonization step, sugar and fat in the bamboo slices are removed; in the drying step, the bamboo slices are dried with the moisture content smaller than 7%; in the manual selection step, the bamboo slices meeting the splicing condition are selected; in the finish milling step, the bamboo outer skin and the tabasheer of the dried bamboo slices are completely milled and removed; in the splicing and pressing step, the bamboo slices are glued in a hot-press mode through a hot press, and then a bamboo blank is formed; in the planing step, the bamboo blank is planed, so that the surface of the bamboo blank is smooth; in the polishing step, a crude bamboo floor is polished through a polishing machine; in the paint spraying step, paint is sprayed to rabbets of the crude bamboo floor, then three times of priming paint coating, photocuring and priming paint polishing are sequentially and respectively conducted on the surface of the crude bamboo floor, and a finished bamboo floor is acquired. The bamboo floor prepared through the process has enough strength and rigidity, and is not prone to getting mildew and further capable of effectively resisting moths.

Description

technical field [0001] The invention relates to the field of building materials, in particular to a bamboo floor preparation process. Background technique [0002] Traditional wood flooring is mostly made of large-caliber wood, which is loved by the general public for its excellent environmental protection characteristics. However, my country's forest resources are poor, and both the forest coverage rate and per capita occupancy are lower than the world's average level. In my country, bamboo has a wide distribution range, strong adaptability, easy propagation, easy planting, and easy processing and utilization. Therefore, bamboo flooring has broad market prospects. At present, traditional bamboo flooring production processes include fragmentation, carbonization, pressing, grinding, and slotting. , Tenoning, painting and other traditional processes, in which carbonization is usually only used once, resulting in the loss of life and physical properties of the final finished bam...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B27M3/04B27M1/06B27D1/08
Inventor 陈庆姚连书
Owner 贵州新锦竹木制品有限公司
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