阅读说明：本技术 一种家居竹制品原材生产工艺方法 (Production process method of household bamboo product raw material ) 是由 李明 于 2021-06-23 设计创作，主要内容包括：本发明所述的一种家居竹制品原材生产工艺方法,属于家居材料领域,通过S1选料切料、S2开片刨削、S3压丝、S4蒸煮、漂白和碳化、S5干燥分选、S6浸胶、S7预干燥、S8成型固化,制成较大体积的竹材实体方料,实现竹材的重组,能够有效代替木材在家居制品中的使用,可加工更多的家居制品,具有较好强度和冲击韧性,耐吸水不变形,原料可持续生产,极大的降低了生产成本,并能够有效防止霉变和虫蛀,产品经久耐用,绿色环保。(The invention relates to a production process method of a home bamboo product raw material, which belongs to the field of home materials, and the method comprises the steps of S1 material selection and cutting, S2 slicing and planing, S3 filament pressing, S4 stewing, bleaching and carbonizing, S5 drying and sorting, S6 gum dipping, S7 pre-drying, S8 molding and curing to prepare a bamboo solid square material with a larger volume, so that recombination of bamboo is realized, the wood can be effectively used in home products instead of wood, more home products are obtained, the bamboo solid square material has better strength and impact toughness, water absorption and deformation resistance, the raw materials can be produced continuously, the production cost is greatly reduced, mildew and worm damage can be effectively prevented, and the product is durable and environment-friendly.)

1. A production process method of a household bamboo product raw material is characterized by comprising the following steps:

s1 selecting and cutting materials, selecting fresh moso bamboos with diameter at breast height of 6 cm and wall thickness of more than 3 mm, which are not damaged by mildew and worm and are seriously damaged and bent, and cutting the fresh moso bamboos into fixed-length bamboo tubes with processing allowance;

s2 slicing, namely slicing the bamboo tube by using a slicer to obtain bamboo chips with basically equal widths, wherein the widths of the bamboo chips are determined according to the thickness of the bamboo tube, and then slicing the bamboo chips after slitting to remove tabasheer on the surface layer and the inner layer;

s3, pressing the bamboo chips into broken bamboo chips without breaking the bamboo fiber;

s4, cooking, bleaching and carbonizing, namely placing the bamboo chips subjected to filament pressing into a high-temperature and high-pressure closed container, containing a hydrophobic liquid medium and a bleaching agent, and cooking and carbonizing at the temperature of 80-300 ℃ and the pressure value of 1.6-10 Mpa;

s5, drying and sorting, wherein the moisture content of the bamboo chips after cooking and carbonization exceeds 80%, the moisture content is controlled between 5% and 10% by drying and drying, and the pressed bamboo chips with the processing size not meeting the requirement, defects, worm damage and mildew and large color difference are sorted and screened;

s6 gum dipping, dipping the dried pressed bamboo chips into a gum pool, fully soaking for 15-30 min, and then extracting and draining the redundant gum solution;

s7, pre-drying, drying the excess moisture of the impregnated pressed bamboo chips, and controlling the moisture content to be 10-15%;

s8, forming and curing, namely putting the pressed bamboo chips with certain weight and meeting the quality requirement in a material groove of a pressing machine, and pressing and curing and forming in a cold pressing or hot pressing mode, wherein the thickness of the raw material of the bamboo board is 1-10 cm.

2. The production process method of the household bamboo product raw material as claimed in claim 1, wherein in the step S2, the planing amount of the bamboo chips is preferably flat, the green bamboos are completely removed, and the residual amount of the tabasheers is less than 30%.

3. The production process method of the household bamboo product raw material as claimed in claim 1, wherein the hydrophobic medium in the step S4 is one or more of alkylbenzene type heat transfer oil, alkyl naphthalene type heat transfer oil and alkyl biphenyl ether type heat transfer oil.

4. The production process method of the household bamboo product raw material as claimed in claim 1, wherein in the step S6, the pressed bamboo chips are collectively placed in an iron wire cage.

5. The production process method of the household bamboo product raw material as claimed in claim 1, wherein the step S5 and the step S6 of pressing the bamboo chips are placed into a dryer for baking, and the change of the moisture content is monitored in real time.

6. The production process method of the household bamboo product raw material as claimed in claim 1, wherein the surface of the bamboo board molded and cured in the step S8 is painted with tung oil.

Technical Field

The invention belongs to the field of household materials, and particularly relates to a production process method of a household bamboo product raw material.

Background

Bamboo is popular among people in China all the time, China is the earliest country for researching, cultivating and utilizing bamboo in the world, and bamboo plays a great role in the development of Chinese historical culture and the formation of mental culture, is closely related to the life of people, and has a far-reaching relationship with Chinese poetry, painting and calligraphy and garden construction. Bamboo products are products made of bamboo as a processing raw material, are mostly daily necessities and artware, have good use value and simultaneously have high ornamental and collection values. The bamboo wood has the characteristic of keeping the temperature by the automatic regulator, is warm in winter and cool in summer, has surface textures capable of absorbing ultraviolet rays, and is elegant in color, soft, warm and fragrant and natural.

In the prior art, compared with wood, bamboo has the advantage of high regeneration efficiency, and the only defect is that the sectional area of the bamboo is small, and the bamboo is generally directly manufactured by rough machining, bending and riveting of raw materials for partial bamboo products processed by rods or wires, but the product is overall rough in appearance, poor in texture, easy to mildew or grow insects after being exposed in the air for a long time along with the change of temperature and humidity; for bamboo products with higher quality requirements, especially bamboo products with larger surface area, solid bamboos are generally adopted for processing, but the manufacturing cost is higher, and the production and the sale of the bamboo products are not facilitated.

Disclosure of Invention

The invention provides a production process method of a home bamboo product raw material aiming at the defects in the prior art.

In order to solve the problems, the technical scheme adopted by the invention is as follows:

a production process method of a household bamboo product raw material comprises the following steps:

s1 selecting and cutting materials, selecting fresh moso bamboos with diameter at breast height of 6 cm and wall thickness of more than 3 mm, which are not damaged by mildew and worm and are seriously damaged and bent, and cutting the fresh moso bamboos into fixed-length bamboo tubes with processing allowance;

s2 slicing, namely slicing the bamboo tube by using a slicer to obtain bamboo chips with basically equal widths, wherein the widths of the bamboo chips are determined according to the thickness of the bamboo tube, and then slicing the bamboo chips after slitting to remove tabasheer on the surface layer and the inner layer;

s3, pressing the bamboo chips into broken bamboo chips without breaking the bamboo fiber;

s4, cooking, bleaching and carbonizing, namely placing the bamboo chips subjected to filament pressing into a high-temperature and high-pressure closed container, containing a hydrophobic liquid medium and a bleaching agent, and cooking and carbonizing at the temperature of 80-300 ℃ and the pressure value of 1.6-10 Mpa;

s5, drying and sorting, wherein the moisture content of the bamboo chips after cooking and carbonization exceeds 80%, the moisture content is controlled between 5% and 10% by drying and drying, and the pressed bamboo chips with the processing size not meeting the requirement, defects, worm damage and mildew and large color difference are sorted and screened;

s6 gum dipping, dipping the dried pressed bamboo chips into a gum pool, fully soaking for 15-30 min, and then extracting and draining the redundant gum solution;

s7 predrying, drying the redundant moisture of the impregnated pressed bamboo chips, and controlling the moisture content to be 10 to

Between 15%;

s8, forming and curing, namely putting the silk pressing bamboo chips with certain weight and meeting the quality requirement in a material groove of a pressing machine, and pressing and curing the bamboo chips by a cold pressing or hot pressing mode to form the bamboo boards with the raw material thickness of 1-10 cm;

furthermore, in the step S2, the planing amount of the bamboo chips is preferably smooth, the green bamboos are completely removed, and the residual amount of the tabasheers is less than 30%.

Further, the hydrophobic medium in the step S4 is one or more of alkylbenzene type conduction oil, alkyl naphthalene type conduction oil, and alkyl biphenyl ether type conduction oil.

Further, in the step S6, the pressed bamboo chips are collectively placed in the iron wire cage.

Further, the step S5 and the step S6 of pressing the bamboo chips are put into a dryer for baking, and the moisture content change is monitored in real time.

Further, the surface of the bamboo board formed and cured in the step S8 is painted with tung oil.

Compared with the prior art, the invention has the following implementation effects:

the home bamboo product raw material production process method provided by the invention comprises the steps of S1 material selection and cutting, S2 slicing and planing, S3 filament pressing, S4 cooking, bleaching and carbonizing, S5 drying and sorting, S6 gum dipping, S7 pre-drying, S8 molding and curing to prepare a bamboo solid square material with a larger volume, so that recombination of bamboo is realized, the wood can be effectively used in home products instead of wood, more home products can be processed, the wood raw material production process method has the advantages of better strength and impact toughness, water absorption resistance and no deformation, sustainable production of raw materials, great reduction of production cost, effective prevention of mildew and insect damage, durability of products, and environmental protection.

Detailed Description

The present invention will be described with reference to specific examples.

The production process method of the household bamboo product raw material comprises the following steps:

s1 selecting and cutting, selecting fresh moso bamboo with diameter at breast height of 6 cm and wall thickness of 3 mm, which is not damaged by mildew and worm, and is cut into fixed-length bamboo tubes with processing allowance.

S2 slicing and planing, slicing the bamboo tube by using a slicer to obtain bamboo slices with basically equal widths, wherein the widths of the bamboo slices are determined according to the thickness of the bamboo tube, planing off tabasheer on the surface layer and the inner layer of the sliced bamboo slices, planing the planing amount of the bamboo slices is proper to be flat, removing all green bamboos, and avoiding the formation of large color difference after cooking and carbonization, and the residual amount of the tabasheer is less than 30%.

S3, pressing the bamboo chips into broken bamboo chips with unbroken bamboo fiber, which is convenient for the subsequent processes of dipping, drying, pressing and the like.

S4, cooking, bleaching and carbonizing, namely placing the bamboo chips subjected to filament pressing into a high-temperature and high-pressure closed container, containing a hydrophobic liquid medium and a bleaching agent, and cooking and carbonizing at the temperature of 80-300 ℃ and the pressure value of 1.6-10 Mpa; the oxidation of the bleaching agent can lead the colors of bamboo materials of different ages and different parts to be consistent, reduce color difference and increase the aesthetic property of the finished bamboo material, because the bamboo materials contain more protein, saccharides, starch, fat and wax than wood materials, the organic substances are the best nutrition of some insects and microorganisms, and are easy to cause mildew and worm damage under the condition of proper temperature and humidity, the hydrophobic medium is one or more of alkylbenzene type heat conduction oil, alkyl naphthalene type heat conduction oil and alkyl diphenyl ether type heat conduction oil, and has the characteristics of high boiling point, good thermal stability and low cost, the hot liquid medium can enter the fiber tube bundle in the bamboo materials, and the cellulose and hemicellulose hydroxyl groups are accelerated to generate similar acetylation reaction to degrade organic substances such as sugar, protein and the like in the bamboo materials when being heated uniformly through high-temperature cooking treatment and high-temperature high-humidity carbonization, so that the problems of mildew, worm damage, deformation and cracking of the bamboo wood are avoided.

S5, drying and sorting, wherein the moisture content of the bamboo chips after cooking and carbonization exceeds 80%, the bamboo chips are put into a dryer for baking, the moisture content change is monitored in real time, the moisture content is controlled between 5% and 10% through drying, the gum dipping of the subsequent process is facilitated to be smooth, the bamboo chips with processed sizes not meeting the requirements, having defects, being damaged by worms and mildewing, and having large color difference are sorted and screened out, and the appearance color quality of the finished products is ensured.

S6 gum dipping, putting the pressed bamboo chips in an iron wire cage in a centralized manner, immersing the whole dried pressed bamboo chips in a rubber pool, fully soaking for 15-30 min, taking out the whole iron wire cage, and draining the redundant rubber solution while the rubber pool is used for drying in the next procedure.

S7 pre-drying, drying the excess moisture of the gummed pressed bamboo chips, putting the pressed bamboo chips into a dryer for baking, monitoring the moisture content change in real time, controlling the moisture content to be between 10 and 15 percent, strictly controlling the moisture content of the pressed bamboo chips before pressing, and facilitating the forming and curing of the next process.

S8, forming and curing, namely putting the silk pressing bamboo chips with certain weight and meeting the quality requirement in a material groove of a pressing machine, and pressing and curing the bamboo chips by a cold pressing or hot pressing mode to form the bamboo boards with the raw material thickness of 1-10 cm; cold press molding, namely putting a wire pressing bamboo chip with certain weight and meeting the quality requirement in a press, conveying the wire pressing bamboo chip into a trough of the press, forcibly extruding the bamboo wire into a mold with certain size under strong pressure, locking the deformed bamboo wire in the mold by using a cover plate and an iron pin for curing, and finally taking out the recombined bamboo square stock from the mold; the hot press molding is characterized in that a wire pressing bamboo chip with certain weight and meeting the quality requirement is uniformly placed on a base plate with flanges, then the wire pressing bamboo chip is sent to a charging machine of a press, the belt hot press is started and then is loaded into the press, the bamboo wire is forcibly extruded to certain thickness under the action of strong pressure in the hot press, the bamboo wire is heated under the pressure to enable an adhesive soaked in the bamboo fiber to be subjected to curing reaction, the bamboo fiber is firmly adhered together to form a plate blank, a bamboo plate material formed through molding and curing can be used as a household manufacturing material with a large surface area to replace wood, the raw material can be continuously produced, and the hot press molding has the advantages of water absorption resistance, no deformation, high strength, high impact toughness, environmental friendliness and is beneficial to the production and the sale of bamboo products.

And step S8, the surface of the bamboo board formed and solidified in the step S is coated with tung oil, so that the corrosion resistance and the insect-proof performance of the formed and solidified bamboo material are further improved, and the bamboo board is convenient to store and use.

In conclusion, the production process method of the home bamboo product raw material comprises the steps of S1 material selecting and cutting, S2 slicing and planing, S3 filament pressing, S4 cooking, bleaching and carbonizing, S5 drying and sorting, S6 gum dipping, S7 pre-drying, S8 molding and curing, and the large-size bamboo solid square material is prepared, so that recombination of bamboo is realized, the wood can be effectively used in home products instead of wood, more home products can be processed, the method has good strength and impact toughness, water absorption resistance and deformation resistance, raw materials can be produced continuously, the production cost is greatly reduced, mildew and worm damage can be effectively prevented, and the product is durable and environment-friendly.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.