CN101884973A - Powder spraying process performed on back of connecting hole of medium density fiberboard - Google Patents

Powder spraying process performed on back of connecting hole of medium density fiberboard Download PDF

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Publication number
CN101884973A
CN101884973A CN2009100394939A CN200910039493A CN101884973A CN 101884973 A CN101884973 A CN 101884973A CN 2009100394939 A CN2009100394939 A CN 2009100394939A CN 200910039493 A CN200910039493 A CN 200910039493A CN 101884973 A CN101884973 A CN 101884973A
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CN
China
Prior art keywords
medium density
density fiberboard
connecting hole
mdf
hot
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2009100394939A
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Chinese (zh)
Inventor
陈少生
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN2009100394939A priority Critical patent/CN101884973A/en
Publication of CN101884973A publication Critical patent/CN101884973A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a powder spraying process performed on the back of a connecting hole of a medium density fiberboard. The method comprises the following steps of: filling padding made of basically same materials in a connecting hole of a medium density fiberboard on which powder spraying is to be performed; filling water into the medium density fiberboard with the completely-filled connecting hole until the water content of the medium density fiberboard is 3 to 10 percent; hanging and sending the medium density fiberboard subjected to water filling to a heating furnace for preheating; after the surface temperature of the medium density fiberboard is 60 DEG C to 70 DEG C, carrying out powder spraying on the medium density fiberboard by using the electrostatic spraying method; then sending the medium density fiberboard to a curing oven to carry out binding layer curing under the action of infrared ray; and carrying out surface curing for 20 to 30 minutes in a hot-blast stove under the condition that the temperature is 145 to 155 DEG C and the hot-blast speed is 3 km/h; and finally, taking the medium density fiberboard out of the hot-blast stove and then cooling the hot-blast medium density fiberboard at the normal temperature. Due to the adoption of the connecting-hole filling process, the powder spraying process of the invention ensures that the produced furniture does not have spraying defects, and is more beautiful and durable, and provides solider technical support for the new material adoption of the furniture production.

Description

MDF connecting hole back spraying powder craft
Technical field
A kind of furniture production MDF connecting hole back spraying powder craft.
Background technology
Furniture comprises office table, cabinet, chair, case, of a great variety, and structure is multifarious, is the important implements that human family life and social activities can not be rare or scarce.Furniture brings a lot of convenience to human lives and social activities, also has important decoration function simultaneously.The furniture of all kinds that dissolves in Different Culture more has the function of transmitting various cultural information, is more and more paid close attention to by various circles of society.
Furniture was raw material with timber mainly in the past, though can satisfy the demand of making various furniture, limited because of the timber raw material, falling trees in a large number influences the human settlement, so substitution material is by extensive exploitation and widely utilization.
The MDF exploitation is used as furniture material, makes a large amount of timber of saving become possibility.MDF uses broken timber as making raw material, and table and after applying ornament materials, can be made into various furniture has characteristics with low cost, elegant in appearance.Especially the MDF surface use of technology of dusting, the various furniture surfaces that MDF is made are more attractive in appearance, use more extensive.
The MDF surface technology of dusting in the past is though can satisfy the surface-treated requirement better.But for the reassembling type plate fitment, the connecting hole back side is the direction of an electric field problem often, make it can not be abundant powder, perhaps fully can not powder, influence the attractive in appearance and quality of furniture.
Summary of the invention
The objective of the invention is on the basis of already known processes, by adding technology process and technology content, make that MDF dusts after, the connecting hole back side also can be abundant powder.
Technical process of the present invention is as follows:
The basic identical material filler of the interior filling of the MDF connecting hole of will waiting to dust, connecting hole is filled the MDF finish, and to be filled with water to moisture content be 3-10%, the heating furnace preheating is sent in the suspension of MDF behind the water-filling, after the plate surface temperature to 60 ℃-70 ℃, adopt electrostatic spray to dust to MDF, send curing oven then, carrying out binder course under the infrared ray effect solidifies, again through hot-blast stove 145 ℃ of-155 ℃ of temperature, carried out under the condition of 3 kilometers/hour hot blast speed surface cure 20-30 minute, the normal temperature of coming out of the stove cooling gets final product.
Because the present invention adopts the connecting hole fill process, the furniture of making that makes does not spray shortcoming, and furniture is more attractive in appearance, and is more durable, adopts new material for furniture production and gives and more solid technical support.
The specific embodiment
Now lifting an example is described further utility model.
Embodiment:
Technical process is as follows: fill and the identical material of MDF in the MDF connecting hole of will waiting to dust, connecting hole is filled the MDF finish, and to be filled with water to moisture content be 10%, the heating furnace preheating is sent in the suspension of MDF behind the water-filling, after the plate surface temperature to 65 ℃, adopt electrostatic spray to dust to MDF, send curing oven then, carrying out binder course under the infrared ray effect solidifies, again through hot-blast stove 145 ℃ of temperature, carried out surface cure under the condition of 3 kilometers/hour hot blast speed 30 minutes, the normal temperature of coming out of the stove cooling gets final product.

Claims (1)

1. a furniture production is with MDF connecting hole back spraying powder craft, it is characterized in that realizing: fill basic identical material filler in the MDF connecting hole of will waiting to dust by following technical process, connecting hole is filled the MDF finish, and to be filled with water to moisture content be 3-10%, the heating furnace preheating is sent in the suspension of MDF behind the water-filling, after the plate surface temperature to 60 ℃-70 ℃, adopt electrostatic spray to dust to MDF, send curing oven then, carrying out binder course under the infrared ray effect solidifies, again through hot-blast stove 145 ℃ of-155 ℃ of temperature, carried out under the condition of 3 kilometers/hour hot blast speed surface cure 20-30 minute, the normal temperature of coming out of the stove cooling gets final product.
CN2009100394939A 2009-05-15 2009-05-15 Powder spraying process performed on back of connecting hole of medium density fiberboard Pending CN101884973A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009100394939A CN101884973A (en) 2009-05-15 2009-05-15 Powder spraying process performed on back of connecting hole of medium density fiberboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009100394939A CN101884973A (en) 2009-05-15 2009-05-15 Powder spraying process performed on back of connecting hole of medium density fiberboard

Publications (1)

Publication Number Publication Date
CN101884973A true CN101884973A (en) 2010-11-17

Family

ID=43071157

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009100394939A Pending CN101884973A (en) 2009-05-15 2009-05-15 Powder spraying process performed on back of connecting hole of medium density fiberboard

Country Status (1)

Country Link
CN (1) CN101884973A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102553793A (en) * 2012-01-16 2012-07-11 荣跃林 Treatment process for preventing medium density fiberboard from bubbling and cracking
CN107972155A (en) * 2017-12-04 2018-05-01 武汉科技大学 A kind of medium density fibre board (MDF) powdery paints electrostatic painting method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102553793A (en) * 2012-01-16 2012-07-11 荣跃林 Treatment process for preventing medium density fiberboard from bubbling and cracking
CN107972155A (en) * 2017-12-04 2018-05-01 武汉科技大学 A kind of medium density fibre board (MDF) powdery paints electrostatic painting method

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Application publication date: 20101117