阅读说明：本技术 一种低气味饰面刨花板的生产方法 (Production method of low-odor veneer particle board ) 是由 周湘 陈秀兰 徐卫东 高淑国 于 2019-08-29 设计创作，主要内容包括：本发明公开了一种低气味饰面刨花板的生产方法,生产工艺如下：第一步,进行木片检验,第二步,进行调胶配比,第三步,板材涂胶、贴面组胚,第四步,高温热压、陈放、锯边,第五步,检验并打包。本发明提供的一种低气味饰面刨花板的生产方法,在生产前期的原木筛选中就提高标准,并且在木料表芯层增加茶叶、桔皮粉及缓释吸味胶囊的铺装,提高板材自身的散味,也通过新配比的胶料涂抹,后期的冷却堆放和高温热压等工艺的改进,达到板材吱声的散气除味效果,最终使得产品气味达到1级标准。(The invention discloses a production method of a low-odor veneer board, which comprises the following steps: the method comprises the steps of firstly, carrying out wood chip inspection, secondly, carrying out glue mixing and proportioning, thirdly, gluing a plate, veneering and assembling blanks, fourthly, carrying out high-temperature hot pressing, ageing and edge sawing, fifthly, inspecting and packaging. According to the production method of the low-odor veneer particle board, the standard is improved in the log screening in the early production stage, the spreading of tea leaves, orange peel powder and slow-release odor-absorbing capsules is added in the surface core layer of wood, the odor of the board is improved, the gas-dispersing and odor-removing effects of the board squeaking sound are achieved through the improvement of the processes of coating of the glue with a new proportion, cooling stacking in the later stage, high-temperature hot pressing and the like, and finally the odor of the product reaches the 1-level standard.)

1. The production method of the low-odor veneer board is characterized by comprising the following production processes:

firstly, carrying out wood chip inspection and wood chip pretreatment simultaneously;

secondly, glue mixing and proportioning are carried out, and a glue material for gluing the plate is manufactured;

thirdly, gluing the board and assembling the blank by facing;

fourthly, hot pressing at high temperature, ageing and edge sawing;

fifthly, checking and packaging;

in the first step, the wood chip pretreatment comprises raw wood screening, stacking, chipping, wood chip screening, high-temperature drying, cooling stacking and screening and polishing;

in the second step, the glue material is prepared from E0-grade melamine modified glue, flour, tea leaf and orange peel powder, flavor-absorbing slow-release capsules and a curing agent according to the sequential proportion of 100:25-35:1-2:0.1-0.5: 0.2-2.

2. A process for the production of low odor veneer particle board as claimed in claim 1 wherein the cooling in the first step is stacking for a period of not less than 28 days.

3. The method of claim 1, wherein the tea leaves, the orange peel powder and the slow-release odor-absorbing capsules are mixed with the wood powder of the surface layer of the template after the shaving in the first step, and the mixture is spread between the surface and the core layers, wherein the tea leaves, the orange peel powder and the slow-release odor-absorbing capsules account for 0.1-0.5% of the total weight of the wood board.

4. The method for producing the low-odor veneer board according to claim 1, wherein in the first step, the raw wood is screened without adopting rotten and moldy trees with oil and heavy odor, the proportion of the wood of branches such as eucalyptus, miscellaneous trees and poplar is not less than 70%, and the proportion of other veneers, wood chips and wood parts is 30%, so that no regenerated board is used.

5. The method of claim 1 wherein in the first step the logs are not stacked for more than 2 months, no water is accumulated in the yard, the wood pieces are fed into the shed and periodically turned over to dissipate heat.

6. The method for producing the low-odor veneer board according to claim 1, wherein in the second step of glue mixing, the raw materials are proportionally added and uniformly stirred, and the curing agent is finally added into the glue and stirred.

7. The method of claim 1 wherein the high temperature hot pressing temperature in the fourth step is 195-210 ℃.

Technical Field

The invention relates to a production method of a low-odor veneer board.

Technical Field

The customized household blowout type development meets the individual requirements of different styles, materials, colors, sizes and the like of consumers. Meanwhile, with the improvement of living standard and the enhancement of environmental awareness, people pay more and more attention to the air quality problem of rooms, the problem of odor superposed by customized household products becomes a very much concerned problem for consumers, and particularly, complaints and disputes caused by odor are increased increasingly in 5-10 months each year. The facing particle board is one of the main materials of the customized home and is one of the important sources of the customized home odor, and the production of the low-odor facing particle board is a problem which is urgently needed to be solved by the home market.

Disclosure of Invention

The invention aims to provide a production method of a low-odor veneer particle board, which controls the odor of a plate to a level of 1 grade by wood chip inspection before production and post-process and simultaneously improves a glue mixing formula, thereby improving the product quality of a company.

In order to solve the problems, the production method of the low-odor veneer board adopts the following technical scheme:

a production method of low-odor veneer particle boards comprises the following production processes:

firstly, carrying out wood chip inspection and wood chip pretreatment simultaneously;

secondly, glue mixing and proportioning are carried out, and a glue material for gluing the plate is manufactured;

thirdly, gluing the board and assembling the blank by facing;

fourthly, hot pressing at high temperature, ageing and edge sawing;

fifthly, checking and packaging;

in the first step, the wood chip pretreatment comprises raw wood screening, stacking, chipping, wood chip screening, high-temperature drying, cooling stacking and screening and polishing;

in the second step, the glue material is prepared from E0-grade melamine modified glue, flour, tea leaf and orange peel powder, flavor-absorbing slow-release capsules and a curing agent according to the sequential proportion of 100:25-35:1-2:0.1-0.5: 0.2-2.

Further, the cooling in the first step is stacked for not less than 28 days.

Furthermore, after the slicing in the first step, tea leaves, orange peel powder and slow-release odor-absorbing capsules are mixed into the surface layer sawdust wood powder of the template and paved between surface and core layers, wherein the tea leaves, the orange peel powder and the slow-release odor-absorbing capsules account for 0.1-0.5% of the total weight of the wood board.

Furthermore, the raw wood screening in the first step does not adopt tree species which are rotten, mildewed, smelly, contain grease and have heavy smell, the proportion of the brush wood such as eucalyptus, miscellaneous tree, poplar and the like is not less than 70 percent, and the proportion of other veneers, wood chips and wood parts is 30 percent, so that a regeneration board is not used.

Furthermore, in the first step, the stacking of the logs is not more than 2 months, the storage yard is not accumulated with water, the wood chips enter the shed, and the piles are turned regularly to dissipate heat.

Further, when the glue is mixed in the second step, all the raw materials are put in proportion and stirred uniformly, and the curing agent is finally put into the glue material and stirred.

Further, the high-temperature hot-pressing temperature in the fourth step is 200-245 ℃.

The invention has the beneficial effects that: according to the production method of the low-odor veneer particle board, the standard is improved in the log screening in the early production stage, the spreading of tea leaves, orange peel powder and slow-release odor-absorbing capsules is added in the surface core layer of wood, the odor of the board is improved, the gas-dispersing and odor-removing effects of the board squeaking sound are achieved through the improvement of the processes of coating of the glue with a new proportion, cooling stacking in the later stage, high-temperature hot pressing and the like, and finally the odor of the product reaches the 1-level standard.

Detailed Description

In order to more clearly understand the technical solutions provided by the present invention, the present invention is further described below with reference to specific embodiments.

The invention provides a production method of a low-odor veneer particle board, which comprises the following production processes:

firstly, carrying out wood chip inspection and wood chip pretreatment simultaneously;

secondly, glue mixing and proportioning are carried out, and a glue material for gluing the plate is manufactured;

thirdly, gluing the board and assembling the blank by facing;

fourthly, hot pressing at high temperature, ageing and edge sawing;

fifthly, checking and packaging;

in the first step, the wood chip pretreatment comprises raw wood screening, stacking, chipping, wood chip screening, high-temperature drying, cooling stacking and screening and polishing;

in the second step, the glue material is prepared from E0-grade melamine modified glue, flour, tea leaf and orange peel powder, flavor-absorbing slow-release capsules and a curing agent according to the sequential proportion of 100:25-35:1-2:0.1-0.5: 0.2-2.

Further, the cooling and stacking in the first step can prolong the time by not less than 28 days, and the time is prolonged by 10 to 15 days compared with the traditional process.

Furthermore, after the slicing in the first step, tea leaves, orange peel powder and slow-release odor-absorbing capsules are mixed into the surface layer sawdust wood powder of the template and paved between surface and core layers, wherein the tea leaves, the orange peel powder and the slow-release odor-absorbing capsules account for 1-2% of the total weight of the wood board.

Furthermore, the raw wood screening in the first step does not adopt tree species which are rotten and mildewed, contain grease and have heavy smell, the proportion of the brush wood such as eucalyptus, miscellaneous trees, poplar and the like is not less than 70 percent, and the proportion of other veneers, wood chips and wood parts is 30 percent, so that a regeneration board is not used.

Furthermore, in the first step, the stacking of the logs is not more than 2 months, the storage yard is not accumulated with water, the wood chips enter the shed, and the piles are turned regularly to dissipate heat.

Further, when the glue is mixed in the second step, all the raw materials are put in proportion and stirred uniformly, and the curing agent is finally put into the glue material and stirred.

Furthermore, the high-temperature hot-pressing temperature in the fourth step is 200-.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.