CN110421678B - Cold air setting machine with function of adjusting local air quantity - Google Patents
Cold air setting machine with function of adjusting local air quantity Download PDFInfo
- Publication number
- CN110421678B CN110421678B CN201910840197.2A CN201910840197A CN110421678B CN 110421678 B CN110421678 B CN 110421678B CN 201910840197 A CN201910840197 A CN 201910840197A CN 110421678 B CN110421678 B CN 110421678B
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- China
- Prior art keywords
- air
- chamber
- box body
- shaping
- cold air
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- 239000011094 fiberboard Substances 0.000 claims abstract description 31
- 238000007493 shaping process Methods 0.000 claims abstract description 26
- 239000000835 fiber Substances 0.000 claims abstract description 25
- 238000009423 ventilation Methods 0.000 claims description 11
- 238000007711 solidification Methods 0.000 abstract description 5
- 230000008023 solidification Effects 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 5
- 238000002844 melting Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 2
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/04—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/10—Moulding of mats
- B27N3/12—Moulding of mats from fibres
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Abstract
The invention discloses a cold air shaping machine with a function of adjusting local air quantity, which comprises shaping boxes, wherein each shaping box is divided into an upper box and a lower box, each box is respectively composed of 2 independent air chambers which are arranged in parallel, a shaping cavity is formed between the upper box and the lower box, cold air enters an air inlet chamber through an air inlet, the cold air is dispersed to the surface of a fiber board to be shaped by an air deflector inclined at a certain angle to the shaping cavity, the fiber board to be shaped is blown from the upper chamber to the lower chamber, then is blown from the lower chamber to the upper chamber of an adjacent air chamber, and the heated cold air is discharged out of the box through an air outlet chamber and an air outlet; the shaping cavity comprises two rows of net belts which are arranged in parallel up and down, and the fiber board is arranged between the upper net belt and the lower net belt; the invention has the advantages that: ensures that the solidification speed of the melted low-melting-point fibers at the middle part and the two ends of the fiber board is consistent, and avoids the problems of uneven transverse thickness and uneven transverse hardness of the fiber board.
Description
Technical Field
The invention relates to the technical field of fiberboard manufacture, in particular to a cold air setting machine.
Background
The coconut fiber plate for the mattress in the prior art comprises an upper layer, a middle layer and a lower layer, wherein the three layers all contain bi-component sheath-core fibers, the sheath of the bi-component sheath-core fibers is melted in an oven by using a hot air penetrating technology, and then the melted sheath is solidified by using a cold air penetrating technology, so that the three layers are effectively compounded together. However, when the hot air penetrating technology is utilized, the oven in the prior art can only utilize the hot air penetrating technology or the cold air penetrating technology to heat or cool and shape the fiber board from the upper side or the lower side of the fiber board, so that the upper layer and the lower layer of the fiber board are heated and cooled unevenly, thereby causing uneven melting and solidification of the sheath of the bicomponent sheath-core fiber, affecting the firmness of the fiber board, and uneven internal structure. The Chinese patent application number 201210251304.6 discloses an oven for producing fiber boards, which comprises an oven body and a mesh belt conveying device, wherein the mesh belt conveying device comprises a pair of mesh belts which are arranged in parallel up and down and a driving roller for driving the mesh belts to move; the oven body is including the preheating oven, heating oven and the cooling design oven that set gradually, its characterized in that: the preheating oven, the heating oven and the cooling shaping oven respectively comprise a plurality of air chambers which are sequentially arranged along the conveying direction of the mesh belt, and the mesh belt sequentially passes through the air chambers of the preheating oven, the heating oven and the cooling shaping oven; the air inlets are respectively arranged at one side of each air chamber, which is parallel to the conveying direction of the mesh belt, the air inlet at one side of the same air chamber is positioned above the mesh belt, the air inlet at the other side of the same air chamber is positioned below the mesh belt, the air inlets at the same side of all the air chambers are alternately distributed above and below the mesh belt, air inlet chambers are respectively arranged at one side of each air chamber of the preheating oven, the heating oven and the cooling shaping oven, and circulating air chambers are respectively arranged at one side of each air chamber of the preheating oven, the heating oven and the cooling shaping oven, which is opposite to the air inlet chamber; and air inlets are formed in the air inlet chambers, air inlets of the preheating oven and the heating oven are connected with air heaters, and air inlets of the cooling and shaping oven are connected with air coolers. "; the patent only considers the heating condition of the fiber board, but does not consider the cold air shaping, because the area of the fiber board is larger, the wind pressure and wind speed born by the fiber layers at the two ends and the middle position of the fiber board are different, thereby the solidification of the bicomponent sheath-core fibers at the middle and the two ends, namely the low-melting-point fibers, is uneven, the flatness of the fiber board is influenced, the middle part of the fiber board can be subjected to concave-convex deformation, the deformation situation is more serious along with the increase of the thickness of the fiber board, and if the deformation is not overcome, the quality of the final fiber board can be influenced.
Disclosure of Invention
In order to solve the technical problems of preparing fiber boards by adopting low-melting-point fibers (including all the fiber combinations with more than two groups and larger melting point differences) as bonding materials, the invention provides a cold air setting machine with a function of adjusting local air quantity, which comprises the following specific technical scheme:
the utility model provides a cold wind forming machine with adjust local amount of wind function, includes the shaping box, its characterized in that: the shaping box body is divided into an upper box body and a lower box body, each box body is respectively composed of 2 independent air chambers which are arranged in parallel, a shaping cavity is formed between the upper box body and the lower box body, cold air enters the air inlet chamber through the air inlet, the cold air is dispersed to the surface of a fiber plate to be shaped by an air deflector inclined at a certain angle towards the shaping cavity, the fiber plate to be shaped is blown from the upper chamber to the lower chamber, then blown from the lower chamber of the adjacent air chamber to the upper chamber, and the heated cold air is discharged out of the box body through the air outlet chamber and the air outlet;
the shaping cavity comprises two rows of net belts which are arranged in parallel up and down, and the fiber board is arranged between the upper net belt and the lower net belt;
the upper part and the lower part of the mesh belt are respectively abutted with the rollers, the rotating shafts of the rollers are fixed on the shaft frame, the two ends of the shaft frame are arranged on the wall of the wind chamber, parallel ventilation grid plates are fixed on the shaft frame between two adjacent rollers, and the middle position of each ventilation grid plate is fixedly connected with the baffle plate;
the baffle plate is fixedly connected with the lower end of the adjusting column, and the upper end of the adjusting column is fixed on the cross beam through the adjusting device; and two ends of the cross beam are fixed on the wall of the wind chamber.
The both ends of axle frame set up on the slide, the slide cooperates with the guide rail that sets up on the air chamber wall.
The adjusting device comprises a threaded section arranged above the adjusting column, a through hole is formed in the cross beam, and the two ends of the adjusting column, which pass through the through hole, are locked by adjusting nuts.
The width of the shaft frame is larger than that of the fiberboard, and the shaft frame is symmetrically arranged.
The adjusting device comprises an air cylinder fixed on the cross beam, and a piston rod of the air cylinder is fixed above the adjusting column.
The invention has the advantages that: because the baffle device is adopted, the upper and lower positions of the baffle plate can be adjusted through the manual or remote control of the cylinder pressure, so that a certain radian is generated in the middle of the air grid plate, the cold air is guided to flow and flow speed, the solidification speed of the melted low-melting-point fibers at the middle and two ends of the fiber plate is further ensured to be consistent, and the problems of uneven transverse thickness and uneven transverse hardness of the fiber plate are avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a partial top view of the A-A position of FIG. 1;
FIG. 3 is a schematic diagram of cold air flow, arrows in the diagram being wind directions;
FIG. 4 is a top view of FIG. 3;
the labels in the figures are: 1-a fiberboard; 2-a mesh belt; 3-rolling wheels; 4-a shaft frame; 5-an adjusting column; 6-adjusting the nut; 7-wind chamber walls; 8-baffle plates; 9-a ventilation grid; 10-a cross beam; 11-an air inlet chamber; 12-an air outlet chamber; 13-an air inlet; 14-an air outlet; 16-wind deflector; m1-a first air chamber; m2-a second plenum; n1-a third air chamber; n2-a fourth plenum; 20-slide, 21-guide rail.
Detailed Description
The invention is specifically described below with reference to the accompanying drawings, and comprises a cold air setting machine body and a mesh belt conveying device, wherein the cold air setting machine is divided into an upper box body and a lower box body, each box body is respectively composed of 2 parallel air chambers, a setting cavity is formed between the upper box body and the lower box body, the cold air setting machine comprises two rows of mesh belts 2 which are arranged in parallel up and down, the upper part and the lower part of each mesh belt are respectively abutted with a roller wheel 3, the rotating shafts of the rollers 3 are fixed on a shaft frame 4, the two ends of the shaft frame are arranged on air chamber walls 7, a ventilation grid plate 9 is fixed on the shaft frame between two adjacent rollers, and the middle position of each ventilation grid plate 9 is fixedly connected with a baffle plate 8.
The baffle plate 8 is connected with the lower end of the adjusting column 5, and the upper end of the adjusting column 5 is fixed on the cross beam 10 through an adjusting device.
The two ends of the cross beam 10 are fixed on the wind chamber wall 7; the louver plates can move up and down through the adjusting column 5.
The adjusting device comprises a threaded section arranged above the adjusting column 5, a through hole is formed in the cross beam, and two ends of the adjusting column 5 penetrate through the through hole and are locked by adjusting nuts 6.
Another adjusting device comprises a cylinder fixed on the cross beam, the piston rod of which is fixed above the adjusting column 5.
The width of the shaft frame 4 is larger than that of the fiberboard, and the shaft frame is symmetrically arranged.
The working principle is as follows: the fiber board 1 to be shaped is clamped by an upper mesh belt 2 and a lower mesh belt 2, low-melting fibers in a fiber layer are melted after passing through a preheating oven and a heating oven, and enter an air cooling shaping machine box along with the running of the upper mesh belt 2 and the lower mesh belt 2 (cold air adopted by the scheme is directly introduced into outdoor air, particularly in north, energy saving and high efficiency), the shaping machine box is divided into an upper box body and a lower box body, each box body is respectively composed of 2 independent parallel air chambers M1N1 and M2N2, a shaping cavity 15 is formed between the upper box body and the lower box body, the cold air enters an air inlet chamber 11 through an air inlet 13, the cold air is dispersed on the surface of the fiber board to be shaped by an air deflector 16 with a certain angle inclined from an opening end to the shaping cavity direction, the other end of the air deflector 16 is connected with a vertical air chamber wall 7, and the air deflector 16 and a shaft frame 4 fixed with a roller 3 and a grid plate 9 form four ventilation chambers M1M 2N 1N 2. The cold air blows from the upper M1 chamber to the lower M2 chamber of the fiber board to be shaped, and blows from the lower N2 chamber to the upper N1 chamber, and the heated cold air is discharged out of the box body through the air outlet chamber 12 and the air outlet 14. The low-melting point fibers in the heated fiber layer are rapidly cooled and solidified when meeting cold air, so that the fibers in the single-layer or multi-layer fiber layer are bonded to form a plate-shaped structure. If the middle part of the cooled and shaped fiber board is uneven, the height of the baffle plate 8 needs to be properly adjusted, the adjustment mode is to press the ventilation grid plate 9 at the other end of the double-flow plate by adjusting the upper and lower heights of the adjusting columns 5, so that the ventilation grid plate is tilted downwards or protruded upwards, the flow speed and the flow rate of cold air at the ventilation grid plate are changed, the solidification speed of the low-melting-point fibers in the fiber layers at the two ends are consistent, the fiber board is kept to be uniform in transverse thickness by clamping of the upper and lower rows of rollers 3, and the two ends are consistent with the middle part in hardness. The overall thickness of the fiberboard is the distance between the upper roller and the lower roller, and the distance between the upper roller and the lower roller is determined by adjusting the height of the shaft frame 4 fixed on the air chamber wall 7 of the upper box body; the height of the baffle is controlled within 5CM, and too high a level can affect wind direction and flow rate.
Claims (5)
1. The utility model provides a cold wind forming machine with adjust local amount of wind function, includes the shaping box, its characterized in that: the shaping box body is divided into an upper box body and a lower box body, each box body is respectively composed of 2 independent air chambers which are arranged in parallel, a shaping cavity is formed between the upper box body and the lower box body, cold air enters the air inlet chamber through the air inlet, the cold air is dispersed to the surface of a fiber plate to be shaped by an air deflector inclined at a certain angle towards the shaping cavity, the fiber plate to be shaped is blown from the upper chamber to the lower chamber, then blown from the lower chamber of the adjacent air chamber to the upper chamber, and the heated cold air is discharged out of the box body through the air outlet chamber and the air outlet;
the shaping cavity comprises two rows of net belts which are arranged in parallel up and down, and the fiber board is arranged between the upper net belt and the lower net belt;
the upper part and the lower part of the mesh belt are respectively abutted with the rollers, the rotating shafts of the rollers are fixed on the shaft frame, the two ends of the shaft frame are arranged on the wall of the wind chamber, parallel ventilation grid plates are fixed on the shaft frame between two adjacent rollers, and the middle position of each ventilation grid plate is fixedly connected with the baffle plate;
the baffle plate is fixedly connected with the lower end of the adjusting column, and the upper end of the adjusting column is fixed on the cross beam through the adjusting device; and two ends of the cross beam are fixed on the wall of the wind chamber.
2. The cool air setting machine according to claim 1, wherein: the both ends of axle frame set up on the slide, the slide cooperates with the guide rail that sets up on the air chamber wall.
3. The cool air setting machine according to claim 1, wherein: the adjusting device comprises a threaded section arranged above the adjusting column, a through hole is formed in the cross beam, and the two ends of the adjusting column, which pass through the through hole, are locked by adjusting nuts.
4. The cool air setting machine according to claim 1, wherein: the width of the shaft frame is larger than that of the fiberboard, and the shaft frame is symmetrically arranged.
5. The cool air setting machine according to claim 1, wherein: the adjusting device comprises an air cylinder fixed on the cross beam, and a piston rod of the air cylinder is fixed above the adjusting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910840197.2A CN110421678B (en) | 2019-09-06 | 2019-09-06 | Cold air setting machine with function of adjusting local air quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910840197.2A CN110421678B (en) | 2019-09-06 | 2019-09-06 | Cold air setting machine with function of adjusting local air quantity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110421678A CN110421678A (en) | 2019-11-08 |
| CN110421678B true CN110421678B (en) | 2024-02-09 |
Family
ID=68417776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910840197.2A Active CN110421678B (en) | 2019-09-06 | 2019-09-06 | Cold air setting machine with function of adjusting local air quantity |
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| Country | Link |
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| CN (1) | CN110421678B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112195604A (en) * | 2020-10-23 | 2021-01-08 | 辽宁瑷玛特新材料科技有限公司 | Hot-blast tentering setting machine oven with liftable pierce through heating device that induced drafts |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11240090A (en) * | 1998-02-24 | 1999-09-07 | Takashimaya Nippatsu Kogyo Co Ltd | Manufacture of seat cover |
| CA2393230A1 (en) * | 1999-10-14 | 2001-04-19 | Www.Ideandersen.Dk Aps | A fibreboard and a method of manufacturing it |
| CN101050583A (en) * | 2007-05-09 | 2007-10-10 | 黄显飚 | Fiber cotton and its producing method |
| CN102990762A (en) * | 2012-11-14 | 2013-03-27 | 沈习军 | Production method and equipment of coconut chemical fiber plate |
| CN204211932U (en) * | 2014-10-17 | 2015-03-18 | 广德天运新技术股份有限公司 | A kind of cooling body producing bi-component cotton baking oven |
| CN105773783A (en) * | 2016-02-19 | 2016-07-20 | 澳森木业赤壁有限责任公司 | Fibreboard production system |
| CN210820053U (en) * | 2019-09-06 | 2020-06-23 | 辽宁瑷玛特新材料科技有限公司 | Cold air setting machine with function of adjusting local air quantity |
-
2019
- 2019-09-06 CN CN201910840197.2A patent/CN110421678B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11240090A (en) * | 1998-02-24 | 1999-09-07 | Takashimaya Nippatsu Kogyo Co Ltd | Manufacture of seat cover |
| CA2393230A1 (en) * | 1999-10-14 | 2001-04-19 | Www.Ideandersen.Dk Aps | A fibreboard and a method of manufacturing it |
| CN101050583A (en) * | 2007-05-09 | 2007-10-10 | 黄显飚 | Fiber cotton and its producing method |
| CN102990762A (en) * | 2012-11-14 | 2013-03-27 | 沈习军 | Production method and equipment of coconut chemical fiber plate |
| CN204211932U (en) * | 2014-10-17 | 2015-03-18 | 广德天运新技术股份有限公司 | A kind of cooling body producing bi-component cotton baking oven |
| CN105773783A (en) * | 2016-02-19 | 2016-07-20 | 澳森木业赤壁有限责任公司 | Fibreboard production system |
| CN210820053U (en) * | 2019-09-06 | 2020-06-23 | 辽宁瑷玛特新材料科技有限公司 | Cold air setting machine with function of adjusting local air quantity |
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| CN110421678A (en) | 2019-11-08 |
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