CN204546717U - For scattering the equipment of fiber in surface patches distribution process - Google Patents
For scattering the equipment of fiber in surface patches distribution process Download PDFInfo
- Publication number
- CN204546717U CN204546717U CN201420816140.1U CN201420816140U CN204546717U CN 204546717 U CN204546717 U CN 204546717U CN 201420816140 U CN201420816140 U CN 201420816140U CN 204546717 U CN204546717 U CN 204546717U
- Authority
- CN
- China
- Prior art keywords
- roller subgroup
- subgroup
- roller
- dispersing roller
- fragment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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
- B27N3/08—Moulding or pressing
- B27N3/10—Moulding of mats
- B27N3/14—Distributing or orienting the particles or fibres
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Paper (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to a kind of equipment for scattering fiber in surface patches distribution process, and this equipment comprises: scatter feed bin; Be arranged in the upper dispersing roller subgroup scattered below feed bin, upper dispersing roller subgroup is made up of roller side by side; And lower dispersing roller subgroup, it is made up of roller side by side; And be arranged in nethermost belt conveyer, belt conveyer is formed fragment pad, upper dispersing roller subgroup is disposed in order into lower dispersing roller subgroup: be first upper dispersing roller subgroup along fragment direct of travel, and be air-flow to be arranged into below upper dispersing roller subgroup, air-flow is implemented by the blow head be arranged between the tail end of upper dispersing roller subgroup and the starting point end of lower dispersing roller subgroup at least in part.In the utility model, the adjustment optimized required for distribution accuracy is easy to implement, and substantially seldom needs adjustment generally.
Description
Technical field
The utility model relates to a kind of equipment for scattering the fiber of such as fragment in surface patches distribution process, and this equipment comprises: scatter feed bin; Be arranged in the upper dispersing roller subgroup scattered below feed bin, this dispersing roller subgroup is made up of roller side by side; Lower dispersing roller subgroup, this lower dispersing roller subgroup is made up of roller side by side; And be arranged in nethermost belt conveyer, this belt conveyer is formed fragment pad.
Background technology
The object scattered is the fragment pad producing required type before backing strap is pressed into flakeboard.The object of fragment pad is such as a thinner part spread on the surface and a thicker part is spread to centre.
Scatter from such as Finnish patent 90746 known mechanical roller in the art, wherein there is a dispersing roller subgroup, and good distribution accuracy can be realized by this dispersing roller subgroup, that is, the weight changes little of the fragment pad of distribution in every square metre.
The known air-flow used in Finnish patent application 20060437 with a part for Finnish patent 122575 for improving the fragment classification when roller scatters, which use a dispersing roller subgroup, the roller of this dispersing roller subgroup is in same level.
The thin paving paper of the flakeboard of present use requires that the facet of flakeboard has increasing density, that is, this facet must be formed by meticulous and fibrous fractionlet.In addition, this facet must not containing the large fragment grain more than 0.5mm.
Therefore, the equipment be known in the art scatters based on anemochory and roller.When dispenser in every respect all in order time anemochory device there is no serious problem, but the scalability that is difficult to of anemochory device creates problem, result in quality problems and the production loss on surface.In addition, anemochory device is easily dirty, which results in many clean shut-downs and more production loss.Anemochory device also has quite high energy requirement and their bulky dimensions.
A problem of roller dispenser is that grinding layer obtains enough meticulous and fibrous fragment by roller group and air compartment.Large Copacity production line can not make meticulous fragment be sent to grinding layer, because most fiber conveying to downstream, can not make fragment pass thick multiple fragment curtain by the mode of wind-force from downstream and be sent to starting point end by roller dispenser.In addition, the fragment grain of excessive (more than 0.5mm) is spilt by the rolling gap of starting point end, and visible on flakeboard surface after these fragment grindings.
Assisting at the use air-flow of prior art improves in the roller dispenser of fragment classification, larger air-flow imports in fragment whole to be scattered, and all fragments fall into the same higher chamber (such as shown in Finnish patent 122575) for classification in the gas flow.But, usually only have fewer than half surface patches to need classification, with meticulous of the polishing realizing above-mentioned flakeboard.Do not need the remaining thick surface patches part of classification, because it will precipitate into the intermediate layer be positioned at below facet, this facet is such as between classified fine surface layer and the middle debris layer substantially scattered separately.In order to the change of the overall weight per square meter making the fragment pad of distribution is minimum, if distribution chamber shallow as far as possible can be used accurately to scatter for coarse part (over half usually therefore for surface patches total amount) and air velocity in described distribution chamber is low as far as possible, be then advantageously.
Utility model content
The utility model provides a kind of equipment for scattering fiber in surface patches distribution process, and this equipment comprises: scatter feed bin; Be arranged in the upper dispersing roller subgroup scattered below feed bin, upper dispersing roller subgroup is made up of roller side by side; And lower dispersing roller subgroup, described lower dispersing roller subgroup is made up of roller side by side; And be arranged in nethermost belt conveyer, described belt conveyer is formed fragment pad, upper dispersing roller subgroup and lower dispersing roller subgroup are sequentially arranged to: be first upper dispersing roller subgroup along fragment direct of travel, and be air-flow to be arranged into below upper dispersing roller subgroup, described air-flow is implemented by the blow head be arranged between the tail end of upper dispersing roller subgroup and the starting point end of lower dispersing roller subgroup at least in part.
Feature according to a preferred embodiment of equipment of the present utility model is, by pipeline, fan is connected to blow head, by this fan, air-flow is blown into blow head.
Feature according to another preferred embodiment of equipment of the present utility model is, be furnished with between the tail end and the starting point end of lower dispersing roller subgroup of upper dispersing roller subgroup for make fragment in a controlled manner from dispersing roller subgroup be sent to the device of lower dispersing roller subgroup.
Therefore, use according to the equipment scattered based on mechanical roller of the present utility model, classification can be implemented and scatter, and due to shallow drop and the air-flow adopting low speed in shallow whereabouts chamber, high distribution accuracy can be realized.In the utility model, combine the premium properties of anemochory and roller distribution.Be that grinding layer obtains enough meticulous and fibrous fragment by the utility model.Adjustment for optimizing required for distribution accuracy in the utility model is easy to implement, and substantially seldom needs adjustment generally.Operating according to the obstruction that dust also can not occur in equipment of the present utility model to increase.
Accompanying drawing explanation
Hereafter, in further detail the utility model is described by some preferred embodiments with reference to the accompanying drawings, wherein
Fig. 1 shows according to the equipment for spread debris of the present utility model.
Fig. 2 shows the blow head of Fig. 1.
Fig. 3 shows the equipment for spread debris according to a preferred embodiment of the present utility model.
Fig. 4 show according to a preferred embodiment, for transmitting the equipment of fragment in a controlled manner from upper dispersing roller subgroup to lower dispersing roller subgroup, and the blow head installed between these roller groups.
Fig. 5 show according to the second preferred embodiment, for transmitting the equipment of fragment in a controlled manner from upper dispersing roller subgroup to lower dispersing roller subgroup, and the blow head installed between these roller groups.
Fig. 6 show according to another preferred embodiment, for transmitting the equipment of fragment in a controlled manner from upper dispersing roller subgroup to lower dispersing roller subgroup, and the blow head installed between these roller groups.
Fig. 7-9 illustrates in greater detail the embodiment according to Fig. 6.
Detailed description of the invention
Fig. 1 therefore illustrates according to fragment dissemination apparatus of the present utility model.(namely fragment to be scattered is fed to the first roller group 1 by itself known mode in this area from distribution feed bin 3, upper dispersing roller subgroup), first roller group 1 is made up of roller side by side, and fragment falls relatively high classification chamber 4 from the first roller group 1, in classification chamber 4, fragment is by air-flow 5 sorting effectively.If needed, the speed of adjustable air-flow.Classification chamber 4 is formed between upper dispersing roller subgroup 1 and distribution belt conveyer 10.
In air-flow 5, the part 6 of meticulousr, light, dust and most fine fibre is waftd farthest to improve the surface quality of final products, and heavier and thicker, particularly granular fragment 7 be only shifted seldom or be not shifted completely and to stay the final products be positioned at below fine surface inner.Classified fragment falls in the above described manner, to become in the meticulousr part scattering the fragment pad 9 on belt conveyer 10.The collapsed portion of classification is not needed to be transported to lower dispersing roller subgroup 2 in a controlled manner.These more coarse fragments fall from the rolling gap between each roller of roller group 2 preferably by the chamber 8 arranging shallow as far as possible, to become in the more coarse part scattering the fragment pad 9 on belt conveyer 10.
Air-flow 12 be also arranged to be formed in lower dispersing roller subgroup 2 and scatter between belt conveyer 10 shallow chamber 8 in.In order to prevent the turbulent flow affecting distribution accuracy, if necessary, such as can be adjusted this air-flow 12 of shallow chamber 8 by wing plate 13, to make turbulent flow enough little and there is no turbulent flow.The macroparticle of crossing that discomfort is combined into final products passes through from roller group 2, and they are removed from operation by manner known in the art on lateral conveyor 11.
If necessary, the roller gap of each roller of adjustable roller subgroup 1 and roller group 2 and the rotary speed of roller, and the degree of depth changing the patterned surface of roller by methods known in the art is to realize required final result.
In order to improve distribution accuracy further, also chamber 4 can be added to by preventing the fuel plate 16 (as known in patent publication No. FI122575) of the turbulent flow of air-flow 5.
Air-flow 5 and 12 is caused with the mode of fan by the aspirator arranged via pipeline 25 and blow head 14.Fig. 2 shows according to the scheme of the blow head of an embodiment (Fig. 1) view at the direction A of Fig. 1.Therefore, to this, as shown in Figure 2, air-flow is blown into blow head by fan along two different pipelines, and air-flow is discharged in the mode of (Fig. 1) shown in arrow from blow head via porose header board.
Fig. 3 shows the distribution station for fragment pad, by scattering layer 17 and upper epidermis 18 according to equipment 21 and 22 of the present utility model in this distribution station.Usually also scatter machine 20 by one or more middle fragment and scatter intermediate layer 19 between, the layers.In order to improve distribution accuracy further, when producing the fragment pad of different-thickness, has the dissemination apparatus 22 of a upper epidermis at least, described Plant arrangement becomes to be moved in vertical direction by lifting system 24, by it can any given time-optimized/reduce the free fall of the chamber 8 below lower dispersing roller subgroup 2.
Fig. 4-6 shows three kinds of different equipment, uses these equipment to transmit fragment from upper dispersing roller subgroup to lower dispersing roller subgroup in a controlled manner, also show the blow head installed between these roller groups.In the diagram, decline roller 23 is arranged on the tail end of top roll subgroup 1, and this decline roller can be the device being such as similar to brush roll or being equivalent to for making fragment drop to top roll subgroup in a controlled manner from feed bin.In Figure 5, decline roller 23 is replaced by belt conveyer 26.Fig. 6 shows an embodiment, and wherein blow head is made up of the net rotating or is made up of perforated plate roller 27.When rotated, fragment is sent to lower dispersing roller subgroup 2 from top roll subgroup 1 by roller, blows to be arranged into below upper dispersing roller subgroup 1 in the mode shown in arrow simultaneously.
Illustrate in greater detail the embodiment shown in Fig. 6 in figures 7-9.See non-rotary perforated pipe 28 from Fig. 8, air-flow is blown into by this perforated pipe 28.Rotary screen roller or perforated plate roller 27 are arranged on perforated pipe 28 by bearing.Reference numeral 29 represents non-rotary baffle plate, and this baffle plate guides air blowing in the mode shown in arrow 30.
Show this structure from different directions in fig .9.Wherein visible screen roller and bearing arrangement thereof.Screen roller is such as rotated by belt drive 31.As seen from Figure 9, air-flow enters in screen roller from two ends.
The utility model is not restricted to above-described embodiment, and it can change in the scope of claim proposed below, and this is apparent to those skilled in the art.
If necessary, that propose in the description can to use independent of one another with technical characteristic that is other technologies integrate features.
Claims (9)
1. for scattering an equipment for fiber in surface patches distribution process, described equipment comprises: scatter feed bin (3), be arranged in the upper dispersing roller subgroup (1) of described distribution feed bin (3) below, described upper dispersing roller subgroup is made up of roller side by side, and lower dispersing roller subgroup (2), described lower dispersing roller subgroup (2) is made up of roller side by side, and be arranged in nethermost belt conveyer (10), at described belt conveyer (10) upper formation fragment pad (9), it is characterized in that, upper dispersing roller subgroup (1) and lower dispersing roller subgroup (2) are sequentially arranged to: be first upper dispersing roller subgroup (1) along fragment direct of travel, and be air-flow (5) to be arranged into below upper dispersing roller subgroup, described air-flow (5) is implemented by the blow head (14) be arranged between the tail end of upper dispersing roller subgroup (1) and the starting point end of lower dispersing roller subgroup (2) at least in part.
2. equipment according to claim 1, is characterized in that, fan (15) is connected to described blow head (14) by pipeline, and air-flow is blown into described blow head by described fan.
3. equipment according to claim 1, it is characterized in that, the device (23 for making fragment be sent to lower dispersing roller subgroup in a controlled manner from upper dispersing roller subgroup is furnished with between the tail end and the starting point end of lower dispersing roller subgroup (2) of upper dispersing roller subgroup (1), 26,27).
4. equipment according to claim 3, is characterized in that, described device is the decline roller (23) rotated.
5. equipment according to claim 3, is characterized in that, described device is belt conveyer (26).
6. equipment according to claim 3, is characterized in that, described device is rotary screen roller (27), and described rotary screen roller (27) is integrated in described blow head.
7. the equipment according to any one of claim 1-6, is characterized in that, prevents the panel element of the turbulent flow of air-flow (16) to be arranged in below dispersing roller subgroup (1).
8. equipment according to claim 1, is characterized in that, described fiber is fragment.
9. equipment according to claim 4, is characterized in that, described decline roller is brush roll.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20136305A FI125434B (en) | 2013-12-20 | 2013-12-20 | Method and apparatus for scattering fibers such as chips |
| FI20136305 | 2013-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204546717U true CN204546717U (en) | 2015-08-12 |
Family
ID=52345191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420816140.1U Expired - Fee Related CN204546717U (en) | 2013-12-20 | 2014-12-18 | For scattering the equipment of fiber in surface patches distribution process |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN204546717U (en) |
| FI (1) | FI125434B (en) |
| WO (1) | WO2015091944A2 (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE562020A (en) * | ||||
| DE1653224C3 (en) * | 1966-06-14 | 1975-11-20 | Max Dipl.-Ing. 7292 Baiersbronn Himmelheber | Spreading device for the production of chip fleece for the subsequent pressing into wood chipboard or the like |
| DE1653236A1 (en) * | 1967-12-19 | 1972-02-10 | Siegelkamp & Co G | Spreading head for the formation of chip fiber fleece |
| AT291523B (en) * | 1968-12-20 | 1971-07-26 | Baehre & Greten | Device for sprinkling shredded products, preferably vegetable raw materials, onto a transport device |
| IT1065247B (en) * | 1975-08-08 | 1985-02-25 | Siempelkamp Gmbh & Co | DEVICE FOR SPREADING THE COMPONENT MATERIAL OF THE RAW PANELS FOR THE PREPARATION OF CHIPBOARD PANELS FIBER PANELS AND SIMILAR |
| EP0800901B1 (en) * | 1996-04-10 | 2003-07-02 | Dieffenbacher Schenck Panel GmbH | Method and apparatus for making a mat |
| FI117129B (en) * | 2004-05-19 | 2006-06-30 | Metso Panelboard Oy | Method and apparatus for scattering chips |
| FI122575B (en) * | 2006-12-04 | 2012-03-30 | Dieffenbacher Panelboard Oy | Apparatus for scattering fibers such as chips |
-
2013
- 2013-12-20 FI FI20136305A patent/FI125434B/en active IP Right Grant
-
2014
- 2014-12-18 CN CN201420816140.1U patent/CN204546717U/en not_active Expired - Fee Related
- 2014-12-19 WO PCT/EP2014/078729 patent/WO2015091944A2/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015091944A3 (en) | 2015-08-13 |
| WO2015091944A2 (en) | 2015-06-25 |
| FI125434B (en) | 2015-10-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20171218 |