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Bamboo-wood combined building die plate and grinding technology thereof

A building formwork and bamboo-wood composite technology, which is applied to wood processing appliances, wooden veneer joints, other plywood/plywood appliances, etc., can solve the problems of increasing the strength of bamboo-wood composite building formwork, poor load-bearing effect, poor moisture-proof effect, etc. problems, to achieve wide practicability, good load-bearing effect, and reduce the effect of internal gaps

Pending Publication Date: 2019-07-30
ZHEJIANG KEXIN BAMBOO & WOOD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Aiming at the technical status quo at home and abroad about the poor moisture-proof effect, poor load-bearing effect and poor sealing performance of the bamboo-wood composite building formwork at home and abroad, the present invention aims to provide a bamboo-wood composite building formwork and its polishing process. Arbor, bamboo and wood fiber powder, calcium carbonate, plastic resin, polymer nano-fusion agent, melamine glue and Taier palm film are used as raw materials, which are mixed and stirred, extruded, dried and cut, glued, pressed, polished, A series of process steps such as film laying, hot pressing and slotting and edge sealing make it possible to further process the building formwork, adding bamboo and wood fiber powder, calcium carbonate, plastic resin and polymer nano-fusion agent to the inside of the building formwork and stirring for 45 minutes. And the semi-finished fiberboard made by extruding inside the high-pressure boiler at 210°C can make the building formwork moisture-proof through the semi-finished fiberboard, and use a dryer inside the building formwork at a temperature of 75°C and bake it for 55 hours. The big arbor is used as a raw material , so that the hardness of the building formwork can be increased to 0.75g / cm through the large arbor 3 , so that the load-bearing effect of this kind of building formwork is better after it is installed inside the building, and through the secondary glue coating and pressing of the building formwork, it can reduce the internal gaps of the existing building formwork and increase the strength of the bamboo-wood composite building formwork. It has wide applicability in the technical field of building formwork processing and preparation

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0029] This embodiment provides a bamboo-wood composite building formwork. According to the formula percentage, the bamboo-wood composite building formwork includes 200-300 parts of poplar, 210-320 parts of large arbor, 100-190 parts of bamboo and wood fiber powder, and 80 parts of calcium carbonate. -125 parts, 30-55 parts of plastic resin, 20-55 parts of polymer nano fusion agent, 50-120 parts of melamine glue and 20-65 parts of Taier palm film. .

[0030] Preferably, in terms of formula percentage, the bamboo-wood composite building formwork includes 245 parts of poplar, 265 parts of large arbor, 120 parts of bamboo fiber powder, 95 parts of calcium carbonate, 40 parts of plastic resin, 35 parts of polymer nano fusion agent, melamine 85 parts of glue and 55 parts of Taier brown film.

Embodiment 2

[0032] This embodiment provides a bamboo-wood composite building formwork and its polishing process. The specific steps are as follows:

[0033] (1) Mixing and stirring: First, place the bamboo and wood fiber powder, calcium carbonate, plastic resin and polymer nano fusion agent in the mixer in sequence and stir for 30-55 minutes.

[0034] (2) Extrusion molding: Pour the mixture stirred in step (1) into the high-pressure boiler, adjust the temperature of the high-pressure boiler to 180-220°C, and extrude the mixture inside the high-pressure boiler into a semi-finished plate.

[0035](3) Drying and cutting: place the poplar and big arbor prepared in step (1) in the dryer and dry for 45-60 hours, the temperature inside the dryer is 60-85°C, and then the dried poplar Wood and large arbor and the semi-finished boards made in step (2) are all cut to be the same size and thickness of 5-10mm wood chips.

[0036] (4) Glue-coating and gluing: apply melamine glue to the outside of the ...

Embodiment 3

[0046] First, place bamboo and wood fiber powder, calcium carbonate, plastic resin and polymer nano-fusion agent in the mixer in sequence, turn on the mixer, stir for 30 minutes, pour the stirred mixture into the high-pressure boiler, and adjust the temperature of the high-pressure boiler to 180°C , and then the high-pressure boiler extrudes the internal mixture into a semi-finished board, and then puts the prepared poplar and big arbor in the dryer for 45 hours, and adjusts the internal temperature of the dryer to 60°C, and the dried Poplar, large arbor and semi-finished boards are all cut into wood chips with the same size and thickness of 5mm. The outside of the cut poplar, large arbor and semi-finished boards are evenly coated with melamine glue on the outer surface. The glued poplar, The large arbor and semi-finished boards are put together into a board in sequence, and the assembled board is placed inside the hydraulic press, and then the hydraulic press is turned on. Aft...

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Abstract

The invention discloses a bamboo-wood combined building die plate and a grinding technology thereof. The bamboo-wood combined building die plate is characterized in that poplar, megaphanerophyte, bamboo-wood fiber powder, calcium carbonate, plastic resin, a polymer nano-fusion agent, melamine resin glue and dynea brown film are treated as the raw materials and subjected to a series of processes including the processes of mixing and storing, extruding and forming, drying and cutting, gluing and splicing, pressing and processing, grinding, film paving and thermal pressing, and grooving and edgesealing; the building die plate can be further processed; a semi-finished fiber plate is added into the building die plate, so that the building die plate with the semi-finished fiber plate is moisture-proof; in addition, megaphanerophyte is treated as the raw material in the building die plate, and thus the building die plate is good in bearing effect after being mounted in a building; and moreover, the building die plate is subjected to secondary gluing and pressing, so that clearances in an existing building die plate can be decreased; in addition, the strength of the bamboo-wood combined building die plate can be improved; and the bamboo-wood combined building die is wide in practicable scope in the technical field of processing and preparation of building die plates.

Description

technical field [0001] The invention relates to the technical field of bamboo and wood production, in particular, the invention relates to the technical field of a bamboo and wood composite building formwork preparation process. [0002] technical background [0003] Bamboo wood is made of bamboo, which is processed by peeling, cooking, gluing, hot pressing and other processes to produce industrial bamboo plywood, or bamboo flooring for decoration. The building formwork is a temporary support structure. Bamboo-wood composite buildings The formwork is a building formwork made of bamboo and wood through a series of processes. It is usually used in the construction field. The bamboo-wood composite building formwork is a kind of wood-based panel. The slab is pressed under heating or without heating. The number of layers is generally odd, and a few are even. The difference in physical and mechanical properties in the vertical and horizontal directions is small. Commonly used are t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B27N3/04B27N3/18B27D1/08B27D5/00B27M3/00C08L97/02C08L101/00C08K3/26
CPCB27D1/08B27D5/00B27M3/00B27N3/04B27N3/18C08K2003/265C08L97/02C08L101/00C08K3/26
Inventor 曹志平曹志光沈绍辉
Owner ZHEJIANG KEXIN BAMBOO & WOOD