CN104842425A - Natural solid wood bending pretreatment pre-compression equipment and compression method thereof - Google Patents
Natural solid wood bending pretreatment pre-compression equipment and compression method thereof Download PDFInfo
- Publication number
- CN104842425A CN104842425A CN201510094157.XA CN201510094157A CN104842425A CN 104842425 A CN104842425 A CN 104842425A CN 201510094157 A CN201510094157 A CN 201510094157A CN 104842425 A CN104842425 A CN 104842425A
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- China
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- oil cylinder
- pressing board
- pressure oil
- side guide
- solid wood
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
- B27M1/02—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by compressing
Abstract
The invention discloses wood bending pretreatment pre-compression equipment and a compression method thereof. The wood bending pretreatment pre-compression equipment comprises a workbench, a top pressing plate, a side pressing plate and a hydraulic control system. The workbench, the top pressing plate and the side pressing plate form a compression cavity. The hydraulic control system comprises a top oil cylinder, a side pressing oil cylinder set and a main top oil cylinder. The top pressing oil cylinder is connected with the top pressing plate. The side pressing oil cylinder set is connected with the side pressing plate. The stroke of the top pressing oil cylinder and the stroke of the side pressing oil cylinder set are controlled by upper and lower stroke switches. Descending and ascending of the top pressing plate, the side pressing oil cylinder set and the side pressing plate are completed through the top pressing oil cylinder. The main top oil cylinder is connected with one end of a spring. The other end of the spring is connected with a spring base. The hydraulic control system is powered by a hydraulic pump.
Description
Technical field
The present invention relates to a kind of natural solid wood and bend pre-treatment precommpression equipment and compression method thereof.
Background technology
Bending of solid wood is one of high added value wood working process, and method has that decatize is bending, heating using microwave bending, chemical treatment (as ammonia treatment) is bending etc.Timber is porous material, and such as, in unit volume Manchurian ash, about 40% is entity timber, and remaining 60% is then the duct being full of air.Unseasoned lumber is heated to 100 degree and namely becomes soft bendable, and extending about 2% fiber of flexure plane outer rim does not rupture, and compressible about the 35% fiber not conquassation in inner edge.
Steam method traditional as everyone knows bends furniture element, need put a steel band to be ruptured by only outer layer fiber of being shifted elsewhere for garrison duty outside neutral surface, and must make the best use of time to bend while hot in flexure plane outer rim.Therefore a kind of new bending compression method is conceived, by wet natural solid wood or planed lumber thermoplastic, about 80% of original length is compressed to again along machine direction, then bending, hot bending clod wash is unloaded, for the timber of most seeds without the need to steel band, there is time enough to curve the shape of all styles of, one side is bending, multiaspect bends, curves serpentine, curves scroll etc.
Summary of the invention
The object of the invention is to carry out precompression treatment before bending to natural solid wood.
For achieving the above object, the present invention adopts following technical proposals: a kind of natural solid wood bends pre-treatment precommpression equipment, includes workbench, top pressing board, side guide, hydraulic control system, wherein, workbench, top pressing board, side guide forms compression chamber; Hydraulic control system comprises top compressing cylinder, side pressure oil cylinder group and main top oil cylinder, top compressing cylinder is connected with top pressing board, side pressure oil cylinder group is connected with side guide, the stroke of top compressing cylinder and side pressure oil cylinder group by two upper and lower stroke switch control rule, the decline of top pressing board, side pressure oil cylinder group and side guide and rise through and push up compressing cylinder and complete, main top oil cylinder is connected with one end of spring, the other end of spring is connected with spring base, and the power of hydraulic control system is provided by hydraulic pump.
Preferably, top pressing board and side guide are the good steel plate of intensity.
Preferably, top compressing cylinder and top pressing board, side pressure oil cylinder group are with the connected mode of side guide and are threaded.
Preferably, top compressing cylinder and side pressure oil cylinder group are relatively-stationary, and can relative sliding between top pressing board and side guide.
The present invention also provides a kind of natural solid wood to bend the precompressed method of pre-treatment, it comprises described compression device, step comprises: natural solid wood kept flat into by workbench, top pressing board, in the compression chamber that side guide is formed, lower stroke switch is equal with timber upper surface, top compressing cylinder controls top pressing board, side guide and side pressure oil cylinder group decline, when the pressure reaches a predetermined value, overflow valve overflow, keep pressure, side pressure oil cylinder group pressurization subsequently, timber is fixed by side guide, then main top oil cylinder starts to carry out pressurization compression to timber, when main top oil cylinder working-pressure reaches setting, main top oil cylinder pressure release after maintenance certain hour, push up compressing cylinder and the pressure release of side pressure oil cylinder group immediately, top pressing board and side pressure oil cylinder group are mentioned by top compressing cylinder, take out the timber compressed, carry out next step cold bend(ing) or thermal flexure process.
Preferably, three groups of hydraulic cylinders adopt the form of two hydraulic pumps, and wherein hydraulic pump I is separately for side pressure oil cylinder group provides power, hydraulic pump II for top compressing cylinder and main top oil cylinder power is provided.
Beneficial effect of the present invention:
(1) adjust simple to operate, be easy to installing/dismounting;
(2) use hydraulic means, and do not need to increase structure or cost of upkeep significantly;
(3) combination of different size pressing plate is with the wood compression adapting to different size, can carry out processing with compression to different timber preferably;
(4) without the need to steel band, time enough is had to curve the shape of all styles of.
Accompanying drawing explanation
Fig. 1 is the compression chamber system diagram that natural solid wood bends pre-treatment precommpression equipment;
Fig. 2 is the hydraulic system oil circuit figure that natural solid wood bends pre-treatment precommpression equipment.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, the present invention includes workbench 11, top pressing board 10, side guide 9, hydraulic control system, wherein, workbench 11, top pressing board 10, side guide 9 forms compression chamber, hydraulic control system comprises top compressing cylinder 1, side pressure oil cylinder group 3 and main top oil cylinder 7, top compressing cylinder 1 is connected with top pressing board 10, side pressure oil cylinder group 3 is connected with side guide 9, wherein top pressing board 10 and side guide 9 are the good steel plate of intensity, on top compressing cylinder 1 and the stroke of side pressure oil cylinder pass through two, lower stroke switch 2, 4 control, top pressing board 10, the decline of side pressure oil cylinder group 3 and side guide 9 is pushed up compressing cylinder 1 and is completed with rising through, main top oil cylinder 7 is connected with one end of spring, the other end of spring is connected with spring base 8, object avoids main top oil cylinder 7 directly to contact with timber to cause wood failure, the power of hydraulic control system is by hydraulic pump 5, 6 provide.
Wherein, top compressing cylinder 1 is connected with top pressing board 10, and side pressure oil cylinder group 3 is connected with side guide 9, and wherein connected mode is be threaded and have different size pressing plate to combine with the wood compression adapting to different size.
Wherein, top compressing cylinder 1 is relatively-stationary with side pressure oil cylinder group 3, and can relative sliding between top pressing board 10 and side guide 9.
As shown in Figure 2, in use procedure of the present invention, natural solid wood is kept flat into by workbench 11, top pressing board 10, in the compression chamber that side guide 9 is formed, lower stroke switch 4 is equal with timber upper surface, top compressing cylinder 1 controls top pressing board 10, side guide 9 and side pressure oil cylinder group 3 decline, when the pressure reaches a predetermined value, overflow valve overflow, keep pressure, side pressure oil cylinder group 3 is pressurizeed subsequently, timber is fixed by side guide 9, then main top oil cylinder 7 starts to carry out pressurization compression to timber, when main top oil cylinder working-pressure 7 reaches setting, main top oil cylinder 7 pressure release after maintenance certain hour, push up compressing cylinder 1 and the pressure release of side pressure oil cylinder group 3 immediately, top pressing board 10 and side pressure oil cylinder group 3 are mentioned by top compressing cylinder 1, take out the timber compressed, carry out next step cold bend(ing) or thermal flexure process.
The position of the upper and lower travel switch in Fig. 1 is the spacing up and down of top pressing board 10, and when top pressing board 10 touches travel switch, motion stops.
In oil circuit design, as shown in Figure 2, three groups of hydraulic cylinders adopt the form of two hydraulic pumps, and wherein hydraulic pump I 5 is separately for side pressure oil cylinder group 3 provides power, and hydraulic pump II 6 provides power for top compressing cylinder and main top oil cylinder.
Each oil cylinder lost efficacy after all reaching certain pressure.Disabling device is hydraulic means.This is the quite simple mode realizing disabling device, this is because in hydraulic system, can use hydraulic means, and not need to increase structure or cost of upkeep significantly.
The foregoing is only better possible embodiments of the present invention, not limit the scope of the invention, all utilizations description of the present invention and the change of the equivalent structure done by accompanying drawing content, be all included in protection scope of the present invention.
Claims (6)
1. natural solid wood bends a pre-treatment precommpression equipment, it is characterized in that: include workbench, top pressing board, side guide, hydraulic control system, and wherein, workbench, top pressing board and side guide form compression chamber; Hydraulic control system comprises top compressing cylinder, side pressure oil cylinder group and main top oil cylinder, top compressing cylinder is connected with top pressing board, side pressure oil cylinder group is connected with side guide, the stroke of top compressing cylinder and side pressure oil cylinder group is by two upper and lower stroke switch control rule, the decline of top pressing board, side pressure oil cylinder group and side guide is pushed up compressing cylinder and is completed with rising through, main top oil cylinder is connected with one end of spring, and the other end of spring is connected with spring base, and the power of hydraulic control system is provided by hydraulic pump.
2. natural solid wood as claimed in claim 1 bends pre-treatment precommpression equipment, it is characterized in that: top pressing board and side guide are the good steel plate of intensity.
3. natural solid wood as claimed in claim 1 bends pre-treatment precommpression equipment, it is characterized in that: top compressing cylinder and top pressing board, side pressure oil cylinder group are with the connected mode of side guide and are threaded.
4. natural solid wood as claimed in claim 1 bends pre-treatment precommpression equipment, it is characterized in that: top compressing cylinder and side pressure oil cylinder group are relatively-stationary, and can relative sliding between top pressing board and side guide.
5. natural solid wood as claimed in claim 1 bends pre-treatment precommpression equipment, and it is characterized in that: described hydraulic pump is two, hydraulic pump I provides power for side pressure oil cylinder group separately, and hydraulic pump II provides power for top compressing cylinder and main top oil cylinder.
6. a natural solid wood bends the precompressed method of pre-treatment, it is characterized in that: comprise the precommpression equipment described in claim 1-5, step comprises: natural solid wood kept flat into by workbench, top pressing board, in the compression chamber that side guide is formed, lower stroke switch is equal with timber upper surface, top compressing cylinder controls top pressing board, side guide and side pressure oil cylinder group decline, when the pressure reaches a predetermined value, overflow valve overflow, keep pressure, side pressure oil cylinder group pressurization subsequently, timber is fixed by side guide, then main top oil cylinder starts to carry out pressurization compression to timber, when main top oil cylinder working-pressure reaches setting, main top oil cylinder pressure release after maintenance certain hour, push up compressing cylinder and the pressure release of side pressure oil cylinder group immediately, top pressing board and side pressure oil cylinder group are mentioned by top compressing cylinder, take out the timber compressed, carry out next step cold bend(ing) or thermal flexure process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510094157.XA CN104842425A (en) | 2015-03-03 | 2015-03-03 | Natural solid wood bending pretreatment pre-compression equipment and compression method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510094157.XA CN104842425A (en) | 2015-03-03 | 2015-03-03 | Natural solid wood bending pretreatment pre-compression equipment and compression method thereof |
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| CN104842425A true CN104842425A (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510094157.XA Pending CN104842425A (en) | 2015-03-03 | 2015-03-03 | Natural solid wood bending pretreatment pre-compression equipment and compression method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235040A (en) * | 2015-10-25 | 2016-01-13 | 中国林业科学研究院木材工业研究所 | Processing method of solid wood floor blanks used for floor heating |
| CN110919799A (en) * | 2019-12-09 | 2020-03-27 | 杭州新南藤竹制品有限公司 | Seamless bending production line for solid wood |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE516801C (en) * | 1927-11-10 | 1931-01-29 | Anglo Europ Company Ltd | Method and device for the constant bending of long logs |
| US5190088A (en) * | 1989-08-24 | 1993-03-02 | Dansk Teknologisk Institut | Method and apparatus for compressing a wood sample |
| CN2267137Y (en) * | 1996-05-13 | 1997-11-12 | 葛梁平 | Veneer hot pressing main press with double side direction |
| CN201493916U (en) * | 2009-07-09 | 2010-06-02 | 王连生 | Hot press lateral pressure seamless device |
| CN202037673U (en) * | 2011-01-30 | 2011-11-16 | 肖超锋 | Board lamination machine |
| CN203843952U (en) * | 2014-05-28 | 2014-09-24 | 魏功群 | Woodworking press machine capable of applying pressure to machined workpiece after locating machined workpiece |
| CN104191476A (en) * | 2014-09-02 | 2014-12-10 | 浙江安吉双虎竹木业有限公司 | Hot press |
| CN203994132U (en) * | 2014-06-19 | 2014-12-10 | 济南星辉数控机械科技有限公司 | Full-automatic door sheet shaping equipment |
| CN204109104U (en) * | 2014-09-16 | 2015-01-21 | 天津闼闼创美木业有限公司 | A kind of timber pressing machine |
| CN204160596U (en) * | 2014-09-26 | 2015-02-18 | 龙胜县宏胜木业有限公司 | Chair back group founds machine |
-
2015
- 2015-03-03 CN CN201510094157.XA patent/CN104842425A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE516801C (en) * | 1927-11-10 | 1931-01-29 | Anglo Europ Company Ltd | Method and device for the constant bending of long logs |
| US5190088A (en) * | 1989-08-24 | 1993-03-02 | Dansk Teknologisk Institut | Method and apparatus for compressing a wood sample |
| CN2267137Y (en) * | 1996-05-13 | 1997-11-12 | 葛梁平 | Veneer hot pressing main press with double side direction |
| CN201493916U (en) * | 2009-07-09 | 2010-06-02 | 王连生 | Hot press lateral pressure seamless device |
| CN202037673U (en) * | 2011-01-30 | 2011-11-16 | 肖超锋 | Board lamination machine |
| CN203843952U (en) * | 2014-05-28 | 2014-09-24 | 魏功群 | Woodworking press machine capable of applying pressure to machined workpiece after locating machined workpiece |
| CN203994132U (en) * | 2014-06-19 | 2014-12-10 | 济南星辉数控机械科技有限公司 | Full-automatic door sheet shaping equipment |
| CN104191476A (en) * | 2014-09-02 | 2014-12-10 | 浙江安吉双虎竹木业有限公司 | Hot press |
| CN204109104U (en) * | 2014-09-16 | 2015-01-21 | 天津闼闼创美木业有限公司 | A kind of timber pressing machine |
| CN204160596U (en) * | 2014-09-26 | 2015-02-18 | 龙胜县宏胜木业有限公司 | Chair back group founds machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235040A (en) * | 2015-10-25 | 2016-01-13 | 中国林业科学研究院木材工业研究所 | Processing method of solid wood floor blanks used for floor heating |
| CN110919799A (en) * | 2019-12-09 | 2020-03-27 | 杭州新南藤竹制品有限公司 | Seamless bending production line for solid wood |
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Application publication date: 20150819 |
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| WD01 | Invention patent application deemed withdrawn after publication |