CN115351857B - Preparation process of plywood with waterproof and flame-retardant properties - Google Patents
Preparation process of plywood with waterproof and flame-retardant properties Download PDFInfo
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- CN115351857B CN115351857B CN202211074119.4A CN202211074119A CN115351857B CN 115351857 B CN115351857 B CN 115351857B CN 202211074119 A CN202211074119 A CN 202211074119A CN 115351857 B CN115351857 B CN 115351857B
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- fixedly connected
- preparation
- cylinder
- flame
- plywood
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G11/00—Applying adhesives or glue to surfaces of wood to be joined
Abstract
The invention belongs to the field of plywood preparation, and particularly relates to a preparation process of a plywood with waterproof and flame-retardant properties, which comprises the following steps of: step one: preparing an adhesive, a flame retardant and wood chips; step two: adding the adhesive into a preparation device, and intermittently adding the flame retardant and the wood chips into the preparation device; step three: circularly stirring the adhesive, the flame retardant and the wood chips to prepare mixed glue; step four: coating the mixed glue on the wood board; step five: compacting the plurality of wood boards coated with the mixed glue to obtain a waterproof flame-retardant plywood; the process can add wood dust into the adhesive to fill the knots, insect pests and cracks on the wood board, so that the waterproof performance of the plywood is ensured.
Description
Technical Field
The invention belongs to the field of plywood preparation, and particularly relates to a preparation process of a plywood with waterproof and flame-retardant properties.
Background
The plywood is one of common materials of furniture and is an artificial board; the plywood is made by cutting wood sections into single boards or cutting wood Fang Bao into Cheng Baomu, and then gluing the single boards with adhesive to form three or more layers of plate-like materials, wherein the single boards with odd layers are generally glued with the fiber directions of the single boards with adjacent layers being perpendicular to each other; the common use is three-ply board, five-ply board and the like; can improve the utilization rate of wood and is a main way for saving wood.
The solid wood composite board is formed by staggered lamination of tree boards, overcomes the defect of unidirectional homogeneity of the solid wood floor, has small dry shrinkage and wet expansion rate, has good dimensional stability, and retains natural wood grains and comfortable foot feeling of the solid wood floor; because natural wood is textured and structurally defective, such as knots, insect pests, cracks, etc., the defects can cause uneven surfaces of the wood board, affect the appearance and even use.
Disclosure of Invention
In view of the above, the technical problem to be solved by the invention is to provide a preparation process of a plywood with waterproof and flame-retardant properties, which can add wood dust into an adhesive to fill knots, insect pests and cracks on a wood board and ensure the waterproof property of the plywood.
The invention provides a preparation process of a plywood with waterproof and flame-retardant properties, which comprises the following steps:
step one: preparing an adhesive, a flame retardant and wood chips;
step two: adding the adhesive into a preparation device, and intermittently adding the flame retardant and the wood chips into the preparation device;
step three: circularly stirring the adhesive, the flame retardant and the wood chips to prepare mixed glue;
step four: coating the mixed glue on the wood board;
step five: and compacting the plurality of wood boards coated with the mixed glue to obtain the waterproof flame-retardant plywood.
The preparation device comprises a preparation cylinder, a conveying pipe is rotationally connected to the preparation cylinder, stirring blades are fixedly connected to the conveying pipe, a blocking cylinder is fixedly connected to the preparation cylinder, spiral blades are fixedly connected to the conveying pipe and located in the blocking cylinder, a plurality of discharging holes are formed in the conveying pipe, and two openings are formed in the lower end of the blocking cylinder.
The preparation section of thick bamboo upper end fixedly connected with two storage barrels, equal fixedly connected with spring in two storage barrels, equal fixedly connected with slider of two spring lower extreme, equal sliding connection of two sliders are on the preparation section of thick bamboo, fixedly connected with contact lever on the conveying pipeline.
The material conveying pipe is fixedly connected with a driven wheel, the preparation cylinder is fixedly connected with a driving motor, an output shaft on the material conveying pipe of the driving motor is fixedly connected with a driving wheel, and the driving wheel is meshed with the driven wheel for transmission.
The hose is connected to the conveying pipe in a rotating way.
The preparation section of thick bamboo is last fixedly connected with recipient, and recipient internal rotation is connected with the threaded rod, and threaded connection has the pressure stopper on the threaded rod, and fixedly connected with spacing in the recipient presses stopper sliding connection on spacing and recipient.
Drawings
The invention will be described in further detail with reference to the accompanying drawings and detailed description.
FIG. 1 is a flow chart of a process for preparing a plywood with waterproof and flame retardant properties;
FIGS. 2 and 3 are schematic views showing the overall structure of the manufacturing apparatus;
FIG. 4 is a schematic view of a driving wheel;
FIGS. 5 and 6 are structural cross-sectional views of the preparation cartridge;
FIG. 7 is a cross-sectional view of the cartridge;
FIG. 8 is a schematic view of a slider structure;
FIG. 9 is a schematic view of the structure of the extrusion barrel;
fig. 10 is a schematic structural view of the glue box.
Detailed Description
The present invention will be described in detail with reference to the drawings in the embodiments of the present invention.
A preparation process of a plywood with waterproof and flame-retardant properties comprises the following steps:
step one: preparing an adhesive, a flame retardant and wood chips;
step two: adding the adhesive into a preparation device, and intermittently adding the flame retardant and the wood chips into the preparation device;
step three: circularly stirring the adhesive, the flame retardant and the wood chips to prepare mixed glue;
step four: coating the mixed glue on the wood board;
step five: and compacting the plurality of wood boards coated with the mixed glue to obtain the waterproof flame-retardant plywood.
Referring to fig. 2-6, there are shown schematic diagrams of embodiments of the invention capable of circulating stirring of adhesive, flame retardant and wood chips, further,
the preparation device comprises a preparation cylinder 101, a material conveying pipe 102 is rotatably connected in the preparation cylinder 101 through a bearing, two stirring blades 103 are fixedly connected to the material conveying pipe 102 through bolts, a baffle cylinder 105 is fixedly connected to the material conveying pipe 102 through bolts, a spiral blade 104 is fixedly connected to the material conveying pipe 102 through bolts, the spiral blade 104 is positioned in the baffle cylinder 105, a plurality of material discharging holes are formed in the material conveying pipe 102, and two openings are formed in the lower end of the baffle cylinder 105.
The staff discharges the adhesive into the baffle cylinder 105 through a plurality of discharge holes on the conveying pipe 102 through the conveying pipe 102, simultaneously adds flame retardant and saw dust into the preparation cylinder 101, at this moment, the conveying pipe 102 is controlled to rotate by the staff, the conveying pipe 102 drives the helical blade 104 to rotate, the helical blade 104 can convey the adhesive upwards, then fall into the preparation cylinder 101, the conveying pipe 102 simultaneously drives two stirring blades 103 to rotate, thereby can stir the adhesive, the flame retardant and the saw dust, thereby the three are evenly mixed, and as the baffle cylinder 105 is provided with two openings, the helical blade 104 can continuously convey and stir the mixed adhesive upwards when rotating, thereby achieving the purpose of circular stirring, and avoiding the saw dust from sinking into the bottom of the preparation cylinder 101 to be accumulated.
The mixed glue is smeared on the wood board and then is compacted, so that the preparation of the plywood is realized, and the wood chip and the wood board are the same wood, so that the waterproof property and the firmness of the plywood are ensured.
Referring to fig. 7, there is shown a schematic diagram of an embodiment for achieving intermittent storage in accordance with the present invention, further,
the upper end of the preparation cylinder 101 is fixedly connected with two storage cylinders 401 through bolts, springs 402 are fixedly connected in the two storage cylinders 401 in a welding mode, sliding blocks 403 are fixedly connected to the lower ends of the two springs 402 in a welding mode, the two sliding blocks 403 are slidably connected to the preparation cylinder 101, notches for matching sliding with the two sliding blocks 403 are formed in the preparation cylinder 101, and a contact rod 106 is fixedly connected to the conveying pipe 102 in a welding mode.
Staff adds fire retardant and saw-dust respectively to two storage cylinders 401 in, then control conveying pipeline 102 rotates, conveying pipeline 102 drives contact lever 106 and rotates, can produce the contact with two sliders 403 in proper order when contact lever 106 rotates, thereby drive two sliders 403 in proper order and slide on preparation cylinder 101, when slider 403 upwards slides, the notch on the preparation cylinder 101 is opened, can discharge its inside fire retardant or saw-dust, when contact lever 106 continues to rotate and break away from with slider 403, slider 403 can be reset automatically under the effect of spring 402, thereby reach the purpose of intermittent type storage, can improve the mixing effect of adhesive and fire retardant and saw-dust, avoid once only adding the phenomenon that appears agglomerating.
Referring to fig. 4-5, there are shown schematic views of embodiments of the present invention capable of driving the feed conveyor pipe 102 in rotation, further,
driven wheel 202 is fixedly connected to conveying pipe 102 through a key, driving motor 204 is fixedly connected to preparation cylinder 101 through a bolt, driving wheel 203 is fixedly connected to an output shaft of driving motor 204 through a coupling, and driving wheel 203 is meshed with driven wheel 202 for transmission.
The driving motor 204 is started, and the driving motor 204 drives the driving wheel 203 to rotate, so that the driving wheel 203 is meshed with the driven wheel 202 to drive the conveying pipe 102 to rotate.
Referring to fig. 5, a schematic diagram of an embodiment of the present invention for facilitating the supply of adhesive into the delivery tube 102 is shown, further,
hose 201 is rotatably connected to feed pipe 102 via a bearing.
The operator connects the feed conveyor pipe 102 to the container containing the adhesive via hose 201 to facilitate the supply of the adhesive into the feed conveyor pipe 102.
Referring to fig. 9, there is shown a schematic diagram of an embodiment capable of performing the function of paste ejection in accordance with the present invention, further,
the preparation section of thick bamboo 101 is last to be connected with the recipient 501 through the bolt fixedly, rotates through the bearing in the recipient 501 and is connected with threaded rod 503, threaded connection has press stopper 504 on the threaded rod 503, and welding fixedly connected with spacing 502 in the recipient 501, offered the groove that is used for cooperating spacing 502 on the press stopper 504, press stopper 504 sliding connection is on spacing 502 and recipient 501.
The staff adds the mixed glue after stirring into the extrusion cylinder 501, and then drives the pressing plug 504 to slide downwards by controlling the rotation of the threaded rod 503, so as to press the mixed glue to be discharged, thereby realizing the function of glue extrusion.
Referring to fig. 6 and 9, there are shown schematic views of an embodiment of an extruder cartridge 501 capable of automatically extracting mixed glue in accordance with the present invention, further,
a guide pipe 505 is fixedly connected between the extrusion cylinder 501 and the preparation cylinder 101 by welding, check valves are arranged in the guide pipe 505 and the extrusion cylinder 501, a first belt wheel 301 is fixedly connected to the feed pipe 102 by a key, a second belt wheel 302 is fixedly connected to the threaded rod 503 by a key, and the first belt wheel 301 is connected with the second belt wheel 302 by a belt.
Staff drives threaded rod 503 through control conveying pipeline 102 rotation and rotates, when conveying pipeline 102 corotation, threaded rod 503 drives the pressure stopper 504 and upwards slides, the check valve in the passage 505 is opened this moment, the check valve in the preparation section of thick bamboo 101 is closed, thereby can extract the mixed glue in the preparation section of thick bamboo 101 in the extrusion section of thick bamboo 501, when conveying pipeline 102 reversal, threaded rod 503 drives the pressure stopper 504 and slides downwards, the check valve in the passage 505 is closed this moment, thereby accomplish the crowded gluey function of check valve in the preparation section of thick bamboo 101, helical blade 104 is upwards or the downward conveying adhesive this moment, can both play the endless effect.
Referring to fig. 10, there is shown a schematic diagram of an embodiment of the function of enabling uniform lamination in accordance with the present invention, further,
the lower end of the extrusion cylinder 501 is fixedly connected with a gluing box 601 in a welding way, and a gluing opening 604 is formed in the lower end of the gluing box 601.
Staff passes the plank from the rubber coating box 601 below through transmission equipment, when the extrusion section of thick bamboo 501 crowded gluey, the mixed glue can get into in the rubber coating box 601, and rethread rubber coating mouth 604 is membranous discharge to the even function of gluing that covers is realized.
Referring to fig. 10, there is shown an intention of an embodiment according to the present invention capable of gluing boards of different widths, further,
the lower extreme sliding connection of rubber coating box 601 has two closing plates 602, and the groove that is used for spacing two closing plates 602 is offered to rubber coating box 601 lower extreme, and two closing plates 602 can shelter from rubber coating mouth 604, slides through adjusting two closing plates 602, then passes through the bolt fastening at rubber coating box 601 lower extreme with two closing plates 602 again to glue the plank of different width.
Referring to fig. 9-10, there is shown an intention of an embodiment according to the invention capable of preventing hybrid gluing on both sides of a wood board, further,
the lower ends of the two sealing plates 602 are fixedly connected with clamping plates 603 through bolts.
Staff places the plank in the middle of two splint 603, through adjusting two closing plate 602 positions for glue spreader 604 is the same with the plank size, and two splint 603 can paste the both sides at the plank simultaneously, and then when the plank conveys the rubberizing, can avoid mixing the gluing in plank both sides.
Claims (5)
1. The preparation process of the plywood with the waterproof and flame-retardant properties is characterized by comprising the following steps of:
step one: preparing an adhesive, a flame retardant and wood chips;
step two: adding the adhesive into a preparation device, and intermittently adding the flame retardant and the wood chips into the preparation device;
step three: circularly stirring the adhesive, the flame retardant and the wood chips to prepare mixed glue;
step four: coating the mixed glue on the wood board;
step five: compacting the plurality of wood boards coated with the mixed glue to obtain a waterproof flame-retardant plywood;
the preparation device comprises a preparation cylinder (101), a material conveying pipe (102) is rotationally connected to the preparation cylinder (101), a stirring blade (103) is fixedly connected to the material conveying pipe (102), a baffle cylinder (105) is fixedly connected to the preparation cylinder (101), a spiral blade (104) is fixedly connected to the material conveying pipe (102), the spiral blade (104) is positioned in the baffle cylinder (105), a plurality of material discharging holes are formed in the material conveying pipe (102), and two openings are formed in the lower end of the baffle cylinder (105);
the upper end of the preparation cylinder (101) is fixedly connected with two storage cylinders (401), springs (402) are fixedly connected in the two storage cylinders (401), sliding blocks (403) are fixedly connected to the lower ends of the two springs (402), the two sliding blocks (403) are slidably connected to the preparation cylinder (101), two notches for matching the sliding blocks (403) to slide are formed in the preparation cylinder (101), and a contact rod (106) is fixedly connected to the conveying pipe (102);
an extrusion cylinder (501) is fixedly connected to the preparation cylinder (101), a threaded rod (503) is rotationally connected to the extrusion cylinder (501), a pressing plug (504) is connected to the threaded rod (503) in a threaded mode, a limit bar (502) is fixedly connected to the extrusion cylinder (501), and the pressing plug (504) is connected to the limit bar (502) and the extrusion cylinder (501) in a sliding mode;
fixedly connected with passage (505) between seal cartridge (501) and the preparation section of thick bamboo (101), all be provided with the check valve in passage (505) and in seal cartridge (501), fixedly connected with first band pulley (301) on passage (102), fixedly connected with second band pulley (302) on threaded rod (503), be connected through the belt between first band pulley (301) and second band pulley (302), seal cartridge (501) lower extreme fixedly connected with rubber coating box (601), rubber coating mouth (604) have been seted up to rubber coating box (601) lower extreme.
2. The process for preparing the plywood with waterproof and flame-retardant properties according to claim 1, wherein the process comprises the following steps: driven wheel (202) is fixedly connected to the conveying pipe (102), driving motor (204) is fixedly connected to the preparation cylinder (101), driving wheel (203) is fixedly connected to an output shaft of the driving motor (204) on the conveying pipe (102), and the driving wheel (203) is in meshed transmission with the driven wheel (202).
3. The process for preparing the plywood with waterproof and flame-retardant properties according to claim 2, wherein the process comprises the following steps of: the hose (201) is rotatably connected to the conveying pipe (102).
4. A process for preparing a plywood with waterproof and flame-retardant properties according to claim 3, characterized in that: the lower end of the gluing box (601) is connected with two sealing plates (602) in a sliding manner.
5. The process for preparing the plywood with waterproof and flame-retardant properties according to claim 4, wherein the process comprises the following steps of: and clamping plates (603) are fixedly connected to the lower ends of the two sealing plates (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211074119.4A CN115351857B (en) | 2022-09-02 | 2022-09-02 | Preparation process of plywood with waterproof and flame-retardant properties |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211074119.4A CN115351857B (en) | 2022-09-02 | 2022-09-02 | Preparation process of plywood with waterproof and flame-retardant properties |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115351857A CN115351857A (en) | 2022-11-18 |
| CN115351857B true CN115351857B (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211074119.4A Active CN115351857B (en) | 2022-09-02 | 2022-09-02 | Preparation process of plywood with waterproof and flame-retardant properties |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105647451A (en) * | 2016-01-15 | 2016-06-08 | 上海齐驭实业有限公司 | Novel waterproof wood material adhesive and preparation method thereof |
| CN111421625A (en) * | 2020-05-13 | 2020-07-17 | 崔永利 | Preparation method of novel weather-resistant flame-retardant formaldehyde-free plywood |
| CN211133683U (en) * | 2019-10-31 | 2020-07-31 | 深圳斯多福新材料科技有限公司 | Agitated kettle is used in adhesive production |
| CN112318645A (en) * | 2020-10-30 | 2021-02-05 | 徐州安联木业有限公司 | Preparation device and preparation method of environment-friendly flame-retardant plywood |
| CN113977711A (en) * | 2021-11-03 | 2022-01-28 | 深圳市深炜科技有限公司 | Antibacterial flame-retardant plywood and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1025082C2 (en) * | 2003-12-19 | 2005-06-21 | Hakhold B V | Shelf for indoor use. |
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2022
- 2022-09-02 CN CN202211074119.4A patent/CN115351857B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105647451A (en) * | 2016-01-15 | 2016-06-08 | 上海齐驭实业有限公司 | Novel waterproof wood material adhesive and preparation method thereof |
| CN211133683U (en) * | 2019-10-31 | 2020-07-31 | 深圳斯多福新材料科技有限公司 | Agitated kettle is used in adhesive production |
| CN111421625A (en) * | 2020-05-13 | 2020-07-17 | 崔永利 | Preparation method of novel weather-resistant flame-retardant formaldehyde-free plywood |
| CN112318645A (en) * | 2020-10-30 | 2021-02-05 | 徐州安联木业有限公司 | Preparation device and preparation method of environment-friendly flame-retardant plywood |
| CN113977711A (en) * | 2021-11-03 | 2022-01-28 | 深圳市深炜科技有限公司 | Antibacterial flame-retardant plywood and preparation method thereof |
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| Publication number | Publication date |
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| CN115351857A (en) | 2022-11-18 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20230816 Address after: 537500 Dahua Industrial Park, Shizhai Town, Rong County, Yulin City, Guangxi Zhuang Autonomous Region Applicant after: Guangxi Rongxian Xinhua Yi Plywood Co.,Ltd. Address before: No. 76, South Street, Yancheng Town, Jingyan County, Leshan, Sichuan 613100 Applicant before: Tang Jie |
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