CN113399189B - Sheet brushing glue device in bamboo wood processing process - Google Patents
Sheet brushing glue device in bamboo wood processing process Download PDFInfo
- Publication number
- CN113399189B CN113399189B CN202110506031.4A CN202110506031A CN113399189B CN 113399189 B CN113399189 B CN 113399189B CN 202110506031 A CN202110506031 A CN 202110506031A CN 113399189 B CN113399189 B CN 113399189B
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- Prior art keywords
- glue
- roller
- brushing
- wheel
- gluing
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- 239000003292 glue Substances 0.000 title claims abstract description 161
- 230000001680 brushing effect Effects 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 24
- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims abstract description 22
- 235000017491 Bambusa tulda Nutrition 0.000 title claims abstract description 22
- 241001330002 Bambuseae Species 0.000 title claims abstract description 22
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 22
- 239000011425 bamboo Substances 0.000 title claims abstract description 22
- 239000002023 wood Substances 0.000 title claims abstract description 17
- 238000002347 injection Methods 0.000 claims abstract description 34
- 239000007924 injection Substances 0.000 claims abstract description 34
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 31
- 238000003825 pressing Methods 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 5
- 239000000243 solution Substances 0.000 description 18
- 230000009286 beneficial effect Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/02—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to separate articles
- B05C1/025—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to separate articles to flat rectangular articles, e.g. flat sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
- B05C11/023—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface
- B05C11/025—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface with an essentially cylindrical body, e.g. roll or rod
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1039—Recovery of excess liquid or other fluent material; Controlling means therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
Landscapes
- Coating Apparatus (AREA)
Abstract
The invention provides a sheet gluing device in a bamboo and wood processing process, which comprises a feeding roller train, a gluing roller train and a glue injection assembly, wherein the feeding roller train, the gluing roller train and the gluing roller train are sequentially arranged along the horizontal advancing direction of a material, an upper roller in the feeding roller train is tangent to the wheel surface of the upper roller in the gluing roller train, and a discharge hole in the glue injection assembly is positioned above the wheel surface notches of the upper roller in the feeding roller train and the upper roller in the gluing roller train; the linear speeds of the feeding roller group, the glue brushing roller group and the glue pressing roller group are consistent. The sheet gluing device in the bamboo and wood processing process can ensure that the coverage rate of glued glue on the sheet is high, the thickness of the glued glue can be controlled, and the uniformity of the glued surface is high.
Description
Technical Field
The invention relates to the field of bamboo and wood processing, in particular to a sheet glue brushing device in the bamboo and wood processing process.
Background
Bamboo products are popular in the current society, and in the manufacturing process of the bamboo products, the original bamboo is generally cracked and processed to form a sheet structure, then the sheet structure is glued, then the sheet structure is stacked, bonded and pressed into a sheet material with proper size, and finally the sheet material is cut and processed to be assembled into the required product.
In the bamboo and wood processing process, the key process influencing the strength and the flatness of the finally obtained plate is the glue brushing process of the sheet, the existing glue brushing process mostly adopts a compression roller to automatically glue, the compression roller generally adopts a rigid roller to glue the upper surface of the sheet in the sheet conveying process, and uneven parts such as bamboo joints or worm damage on the sheet can be brushed without gluing in the mode. In the prior art, the glue is coated by adopting a spray gun, a sponge roller and the like, and although the mode can solve the problem that some parts are not coated with glue, the problems of poor control of the thickness of the glue coating layer on the sheet material, poor uniformity of the glue surface and the like can be caused.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a sheet gluing device in the bamboo and wood processing process, which can ensure that the coverage rate of gluing on a sheet is higher, the thickness of glued glue can be controlled, and the uniformity of a glued surface is higher.
The technical scheme of the invention is as follows: a sheet gluing device in the bamboo and wood processing process comprises a feeding roller train, a gluing roller train and a glue injection assembly, wherein the feeding roller train, the gluing roller train and the gluing roller train are sequentially arranged along the horizontal advancing direction of materials, an upper roller in the feeding roller train is tangent to the wheel surface of the upper roller in the gluing roller train, and a discharge port in the glue injection assembly is positioned above the wheel surface notches of the upper roller in the feeding roller train and the upper roller in the gluing roller train; the linear speeds of the feeding roller group, the glue brushing roller group and the glue pressing roller group are consistent.
The further technical scheme of the invention is as follows: the glue brushing roller group comprises an upper glue brushing wheel and a lower glue brushing wheel, an annular brush is fixedly arranged on the outer surface of the upper glue brushing wheel, bristles of the brush are composed of elastic structures, the tail end of the brush is in contact with the outer surface of the upper roller in the feeding roller group, extrusion is not generated between the tail end of the brush and the outer surface of the lower glue brushing wheel, and extrusion is not generated between the tail end of the brush and the outer surface of the lower glue brushing wheel; the lower rubber brushing wheel is a rigid wheel.
Furthermore, the brush hair is composed of a plurality of curved surface protruding strips arranged along the axial direction of the upper rubber brushing wheel, or the brush hair is composed of a plurality of cylindrical bulges vertical to the axial direction of the upper rubber brushing wheel.
Further, the brush hair is a rubber structure which can not absorb glue solution.
Further, the feeding roller group and the glue pressing roller group have the same structure, and the feeding roller group and the glue pressing roller group are consistent in height in the horizontal direction.
Further, the feeding roller group and the glue pressing roller group both comprise an upper roller and a lower roller, and the distance between the upper roller and the lower roller is smaller than the thickness of the processed sheet.
Furthermore, a glue collecting disc is arranged below the feeding roller group, the glue brushing roller group, the glue pressing roller group and the glue injection assembly.
Further, the injecting glue subassembly is including storing up gluey bucket and being located the injecting glue pipe on the bottom surface under the gluey bucket of storage, discharge gate in the injecting glue pipe is located the last gyro wheel of pay-off roller train and the wheel face incision department of the last gyro wheel of brush gluey roller train directly over, is equipped with the valve on the injecting glue pipe.
Further, the distance between the feeding roller group and the central point of the glue pressing roller group is not less than the length of the processed sheet.
Furthermore, discharge ports in the glue injection assembly are distributed on a plurality of dispensing rubber tubes which are linearly arranged along the axis direction of the glue brushing roller group, and the dispensing rubber tubes are communicated with the main glue injection tube; or the number of the discharge holes in the glue injection assembly is more than two, and the discharge holes are distributed on the lower bottom surface of a horizontal pipe in the glue injection pipe with the T-shaped structure, and the horizontal pipe is parallel to the axis direction of the glue brushing roller group.
The invention has the beneficial effects that:
(1) According to the invention, the glue brushing roller set is arranged between the feeding roller set and the glue pressing roller set, the glue solution can be uniformly smeared on the surface of the sheet material through the brush in the upper glue brushing roller in the glue brushing roller set, and the phenomenon of over-thickness of the glue solution on the sheet material can be ensured through the extrusion action between the upper glue brushing roller and the lower glue brushing roller and the further extrusion action of the glue pressing roller set, so that the higher coverage rate of the glue on the sheet material can be ensured, the controllable thickness of the glued glue can be ensured, and the uniformity of the glue surface is higher;
(2) The invention has simple structure, convenient operation and low input cost, and is beneficial to large-scale application and popularization.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present invention;
FIG. 2 is a schematic view showing the construction of an injection molding assembly in example 1 of the present invention;
FIG. 3 is a schematic structural view of a rubber wheel for painting in embodiment 2 of the present invention;
fig. 4 is a schematic structural view of an injection molding assembly in embodiment 2 of the present invention.
Illustration of the drawings:
1. a feeding roller group; 2. brushing a glue roller group; 21. brushing a rubber wheel; 22. brushing a rubber wheel; 23. a brush; 231. a curved surface protrusion strip; 232. a columnar protrusion; 3. a glue pressing roller set; 4. a glue injection assembly; 41. a glue storage barrel; 42. a glue injection pipe; 421. dispensing rubber tubes; 422. a main glue injection pipe; 43. a valve; 5. a glue collecting disc; 6. a sheet.
Detailed Description
The invention will be described in further detail below with reference to the drawings and specific examples.
Example 1:
as shown in attached figures 1 and 2, a sheet gluing device in a bamboo and wood processing process comprises a feeding roller set 1, a gluing roller set 2, a gluing roller set 3 and a glue injection assembly 4, wherein the feeding roller set 1, the gluing roller set 2 and the gluing roller set 3 are sequentially arranged along the horizontal advancing direction of materials, an upper roller in the feeding roller set 1 is tangent to a wheel surface of the upper roller in the gluing roller set 2, and a discharge port in the glue injection assembly 4 is positioned above a wheel surface notch of the upper roller of the feeding roller set 1 and the upper roller of the gluing roller set 2; the linear speeds of the feeding roller group 1, the glue brushing roller group 2 and the glue pressing roller group 3 are consistent.
In this embodiment, the glue brushing roller group 2 includes an upper glue brushing wheel 21 and a lower glue brushing wheel 22, an annular brush 23 is fixedly arranged on the outer surface of the upper glue brushing wheel 21, bristles of the brush 23 are composed of elastic structures, the tail end of the brush 23 is in contact with the outer surface of the upper roller in the feeding roller group 1, and no extrusion is generated between the tail end of the brush 23 and the outer surface of the lower glue brushing wheel 22; the lower brush rubber wheel 22 is a rigid wheel, the brush hair is composed of a plurality of curved surface convex strips 231 arranged along the axial direction of the upper brush rubber wheel, and the brush hair is of a rubber structure which can not absorb glue solution.
In this embodiment, the glue solution falls from the discharge port of the glue injection assembly 4, enters between the feeding roller set 1 and the glue brushing roller set 2, and is driven by the action of gravity and along with the rotation of the feeding roller set 1 and the glue brushing roller set 2, and falls onto the sheet 6 from between the upper glue brushing wheel 21 and the upper roller of the feeding roller set 1, because the tail end of the brush 23 contacts with the outer surface of the upper roller in the feeding roller set 1 and no extrusion is generated between the upper roller and the lower roller, and the height of the brush is limited, the laying thickness of the glue solution on the sheet 6 is effective, the glue solution can be uniformly coated on the sheet under the action of the brush 23, the phenomenon that unsmooth parts such as bamboo joints are difficult to be coated with the glue solution is avoided, the sheet 6 coated with the glue solution is further flattened under the action of the upper roller and the lower roller in the glue brushing roller set 3, the thickness of the glue solution on the sheet 6 can be controlled, and the coating uniformity is higher.
In this embodiment, the function of the glue pressing roller set 3 not only further ensures that the thickness of the glue solution on the sheet 6 meets the requirement and the uniformity is better, but also plays a certain role in conveying the material (sheet 6), because of the existence of the brush 23 in the glue brushing roller set 2, the function of the conveying material of the glue brushing roller set 2 can be greatly reduced, but under the matching and auxiliary effects of the feeding roller set 1 (pushing function) and the glue pressing roller set 3 (drawing function), the existence of the brush in the glue brushing roller set 2 can not affect the normal conveying of the material.
In this embodiment, the feeding roller set 1 and the glue pressing roller set 3 have the same structure and the heights of the feeding roller set and the glue pressing roller set in the horizontal direction are consistent, so that the normal operation of the sheet conveying process can be ensured. Pay-off roller train 1 and moulding roller train 3 all include gyro wheel and lower gyro wheel, and the distance between last gyro wheel and the lower gyro wheel is less than the thickness of the sheet 6 of processing, guarantees that sheet 6 receives the squeezing action when pay-off roller train 1 and moulding roller train 3, does benefit to the static frictional force that increases between sheet 6 and pay-off roller train 1 and the moulding roller train 3, does benefit to the smooth and easy going on of the transportation process of sheet 6. The distance between the central points of the feeding roller group 1 and the glue pressing roller group 3 is not less than the length of the processed sheet 6, so that the sheet 6 is horizontally conveyed in the conveying process, and the flatness of the surface of the sheet 6 is ensured.
In this embodiment, a glue collecting tray 5 is arranged below the feeding roller set 1, the glue brushing roller set 2, the glue pressing roller set 3 and the glue injection assembly 4, and collects glue solution scattered from the feeding roller set 1, the glue brushing roller set 2, the glue pressing roller set 3 and the glue injection assembly 4, and the glue solution can be recycled.
In this embodiment, injecting glue subassembly 4 is including storing up gluey bucket 41 and being located the injecting glue pipe 42 on the bottom surface under the gluey bucket 41 of storage, the discharge gate in injecting glue pipe 42 is located the last gyro wheel of pay-off roller train 1 and directly over the wheel face incision department of the last gyro wheel of brush glue roller train 2, reducible glue solution is at the last gyro wheel of pay-off roller train 1 and the adhesion phenomenon on the last gyro wheel of brush glue roller train 2, be equipped with valve 43 on injecting glue pipe 42, through the flow of the steerable glue solution of valve 43, under the controllable prerequisite of the transport speed of sheet 6, and then do benefit to the coating thickness of glue solution on the control sheet 6.
In this embodiment, the discharge ports of the glue injection assembly 4 are distributed on a plurality of dispensing rubber tubes 421 which are linearly arranged along the axial direction of the glue brushing roller set 2, the dispensing rubber tubes 421 are all communicated with the main glue injection tube 422, and the structure of the glue injection tube is beneficial to uniform coating of the glue solution on the sheet 6.
Example 2:
as shown in fig. 1, 3 and 4, the present embodiment is different from embodiment 1 in that: the brush hair is by a plurality of perpendicular to brush rubber tyer 21 axial column shape protruding 232 and constitute, and the height of column shape protruding 232 is generally not more than 10mm, and the diameter of column shape protruding 232 is not more than 5mm, does benefit to the frictional force that reduces between brush hair and the sheet 6, guarantees that the existence of brush hair can not influence the transportation process of sheet. The number of the discharge holes in the glue injection assembly 4 is larger than two, the discharge holes are distributed on the lower bottom surface of a horizontal pipe in the T-shaped glue injection pipe 42, the horizontal pipe is parallel to the axis direction of the glue brushing roller wheel group 2, and the structure of the glue injection pipe is beneficial to uniform coating of glue solution on the sheet 6.
Claims (7)
1. A sheet gluing device in a bamboo and wood processing process is characterized by comprising a feeding roller train, a gluing roller train and a glue injection assembly, wherein the feeding roller train, the gluing roller train and the gluing roller train are sequentially arranged along the horizontal advancing direction of materials, an upper roller in the feeding roller train is tangent to a wheel surface of an upper roller in the gluing roller train, and a discharge port in the glue injection assembly is positioned above the wheel surface notches of the upper roller of the feeding roller train and the upper roller of the gluing roller train; the linear speeds of the feeding roller group, the glue brushing roller group and the glue pressing roller group are consistent; the glue brushing roller group comprises an upper glue brushing wheel and a lower glue brushing wheel, an annular brush is fixedly arranged on the outer surface of the upper glue brushing wheel, bristles of the brush are composed of elastic structures, the tail end of the brush is in contact with the outer surface of the upper roller in the feeding roller group, extrusion is not generated between the tail end of the brush and the outer surface of the lower glue brushing wheel, and extrusion is not generated between the tail end of the brush and the outer surface of the lower glue brushing wheel; the lower rubber brushing wheel is a rigid wheel; the feeding roller set and the glue pressing roller set are identical in structure and consistent in height in the horizontal direction, each of the feeding roller set and the glue pressing roller set comprises an upper roller and a lower roller, and the distance between the upper roller and the lower roller is smaller than the thickness of a processed sheet.
2. The device for brushing glue on sheets in the bamboo and wood processing process according to claim 1, wherein the brush hair is composed of a plurality of curved surface protruding strips arranged along the axial direction of the upper glue brushing wheel, or the brush hair is composed of a plurality of cylindrical protrusions vertical to the axial direction of the upper glue brushing wheel.
3. The device for brushing glue on sheets in the bamboo and wood processing process according to claim 1, characterized in that the bristles are of a rubber structure which cannot absorb glue.
4. A sheet glue brushing device in the bamboo and wood processing process according to any one of claims 1-3, wherein a glue collecting tray is arranged below the feeding roller set, the glue brushing roller set, the glue pressing roller set and the glue injection assembly.
5. The device for brushing glue on sheets in the bamboo and wood processing process according to any one of claims 1-3, wherein the glue injection assembly comprises a glue storage barrel and a glue injection pipe positioned on the lower bottom surface of the glue storage barrel, a discharge port in the glue injection pipe is positioned right above a wheel face cut of an upper roller of the feeding roller set and an upper roller of the glue brushing roller set, and a valve is arranged on the glue injection pipe.
6. The gluing device for sheets in the bamboo and wood processing process according to any one of claims 1 to 3, wherein the distance between the feeding roller set and the central point of the gluing roller set is not less than the length of the processed sheet.
7. The device for brushing glue on sheets in the bamboo and wood processing process according to any one of claims 1-3, wherein discharge ports in the glue injection assembly are distributed on a plurality of dispensing hoses which are linearly arranged along the axis direction of the glue brushing roller group, and the dispensing hoses are communicated with a main glue injection pipe; or the number of the discharge holes in the glue injection assembly is more than two, and the discharge holes are distributed on the lower bottom surface of a horizontal pipe in the glue injection pipe with the T-shaped structure, and the horizontal pipe is parallel to the axis direction of the glue brushing roller group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110506031.4A CN113399189B (en) | 2021-05-10 | 2021-05-10 | Sheet brushing glue device in bamboo wood processing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110506031.4A CN113399189B (en) | 2021-05-10 | 2021-05-10 | Sheet brushing glue device in bamboo wood processing process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113399189A CN113399189A (en) | 2021-09-17 |
| CN113399189B true CN113399189B (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110506031.4A Active CN113399189B (en) | 2021-05-10 | 2021-05-10 | Sheet brushing glue device in bamboo wood processing process |
Country Status (1)
| Country | Link |
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| CN (1) | CN113399189B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1313388C (en) * | 1988-01-19 | 1993-02-02 | Jimek A.B. | Spray dampener valve assembly and control system |
| CN104827713A (en) * | 2015-04-10 | 2015-08-12 | 浙江惠通全成重工机械科技有限公司 | Uniform sizing corrugating machine |
| CN104984873B (en) * | 2015-06-12 | 2017-10-17 | 合肥京东方光电科技有限公司 | Coating method and apparatus for coating |
| CN205731814U (en) * | 2016-06-22 | 2016-11-30 | 江苏树仁木业有限公司 | A kind of plate surface glue spreading apparatus |
| CN108515592A (en) * | 2018-05-28 | 2018-09-11 | 浙江巨峰木业有限公司 | A kind of sheet fabrication glue spreading apparatus |
| CN209061461U (en) * | 2018-10-26 | 2019-07-05 | 广州大念实业发展有限公司 | High speed brush coating feeding-distribution device |
| CN209189107U (en) * | 2018-11-13 | 2019-08-02 | 江西棱志特种材料有限公司 | A kind of anti-pierceable material crosses gluing equipment |
| CN214802796U (en) * | 2020-12-17 | 2021-11-23 | 东莞市李群自动化技术有限公司 | Glue brushing mechanism with idler wheels and system for sole gluing |
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2021
- 2021-05-10 CN CN202110506031.4A patent/CN113399189B/en active Active
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| CN113399189A (en) | 2021-09-17 |
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Effective date of registration: 20240103 Address after: 413000 Quanjiaohe Town Xingquan Village, Heshan District, Yiyang City, Hunan Province Patentee after: Hunan Fengxiang Technology Development Co.,Ltd. Address before: 413002 Cai Xing Cun and Long Quan Cun, quanjiaohe Town, Heshan District, Yiyang City, Hunan Province Patentee before: HUNAN FENGHE BAMBOO & WOOD SCIENCE & TECHNOLOGY Co.,Ltd. |