CN107400988A - Non-woven fabrics building mortion - Google Patents
Non-woven fabrics building mortion Download PDFInfo
- Publication number
- CN107400988A CN107400988A CN201710358410.7A CN201710358410A CN107400988A CN 107400988 A CN107400988 A CN 107400988A CN 201710358410 A CN201710358410 A CN 201710358410A CN 107400988 A CN107400988 A CN 107400988A
- Authority
- CN
- China
- Prior art keywords
- milling
- roller
- fiber
- screen cloth
- screen
- 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.)
- Granted
Links
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
- D01G25/00—Lap-forming devices not integral with machines specified above
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
Abstract
The present invention relates to for producing the machine of non-woven fabrics and method by staple fibre, wherein fiber stack is drawn on screen belt and delivers this to milling roller, the fiber of surplus is thrown in the fiber stack and the non-woven fabrics can be made to be passed through with desired thickness by the milling roller again.
Description
Technical field
The present invention relates to a kind of apparatus and method for being used to produce non-woven fabrics by staple fibre, wherein, by fiber stack
It is folded to draw on screen belt and be conveyed to milling roller.
Background technology
The machine for manufacturing non-woven fabrics by chopped fiber, such as cellulose is there is from decades.The machine according to
Following principles carry out work：The fiber is scattered by screen cloth and the fiber being washed out forms non-woven fabrics in suction belt.
This, otherwise the fiber is moved by spiral organ by fixed horizontal screen cloth（US 4、157、724 A）Or the fibre
The element of star-shaped rotation of the dimension in the screen cloth reel rotated and within the reel passes through fiber conveying
The screen cloth（US 2003/0010683 A1）.
Both approaches have problem in terms of good uniformity is obtained, and fibre length must be very short.This hair
It is bright by completely it is other in a manner of solve the problem.
The content of the invention
The present invention provides a kind of method for forming fabric nonwoven cloth, wherein loose fiber is placed in induction system
And it is then set to be moved by the screen cloth moved along the direction of milling mechanism, the fiber is at least in the area of the milling mechanism
In domain, especially consumingly it is drawn into by suction system at the screen cloth, the coma milling that the milling mechanism will be conveyed
Cut desired non-woven fabrics density, namely in nonwoven thickness, and the fiber of surplus is passed through into milling roller and possible time
Roller is moved to throw again in the induction system.
In the process, the milling mechanism has the roller of at least one rotation or the roller structure by least one rotation
Into.
The roller, namely milling roller and/or return roller（Rückstreifwalze）Be preferably provided with sawtooth mechanism, pin or
Surface texture.
In a kind of embodiment of methods described, the roller, namely milling roller and/or return roller are relative to the screen cloth
System is rotated with the superficial velocity of the screen cloth higher than motion on the contrary and preferably.
In the another embodiment of methods described, the milling system has band or is made up of this band.It is described
Band preferably has surface texture or be synchronized with the movement part, such as pin.
In the another embodiment of methods described, the low pressure is at least 200 Pa relative to atmospheric pressure.
In the another embodiment of methods described, the low pressure is adjusted to constant.
In the another embodiment of methods described, the coverage of the milling system（Schlagkreis）With institute
Stating the spacing between mesh element can be adjusted.
In the another embodiment of methods described, between the coverage of the milling system and the mesh element
Spacing can changeably be adjusted on the working width of the system.
In the another embodiment of methods described, the suction system below the screen cloth face, in the milling
Multiple zone are divided into the region cut.The zone can be loaded preferably with different pressure.
In the another embodiment of methods described, the low pressure can be based on the measurement at caused non-woven fabrics
Value influences.
In the another embodiment of methods described, the milling system cooperates with least one return roller.
In the another embodiment of methods described, the milling system is set at the side backwards to the fibrous framework
There is fiber to siphon away device.
In the another embodiment of methods described, the return roller is provided with the side backwards to the fibrous framework
Fiber siphons away device.
In the another embodiment of methods described, the fiber by under milling is by the polished back pine to the mounting system
The fiber of relaxation.
In the another embodiment of methods described, the mounting system includes identical as drawing opening position
Screen cloth.
In the another embodiment of methods described, in process of production, be disposed with behind the milling system to
A few other milling system.
Device for forming fabric nonwoven cloth has induction system, milling mechanism and can below the milling mechanism
The screen system of motion, or by the induction system, milling mechanism and the screen cloth that can be moved below the milling mechanism
System is formed.Here, the milling mechanism is so designed that, i.e. so that the fiber by under milling is directly thrown to described again
In induction system.
In a kind of embodiment of described device, the milling mechanism has the roller of at least one rotation or by least
The roller of one rotation is formed.
In a kind of embodiment of described device, the roller is provided with sawtooth mechanism, pin or surface texture.
In a kind of embodiment of described device, the roller rotates and preferably on the contrary relative to the screen system
To be moved higher than the superficial velocity of the screen cloth.
In a kind of embodiment of described device, milling system has band or by this milling mechanism in other words
Band is formed, wherein the band preferably has surface texture or be synchronized with the movement part, such as pin.
In a kind of embodiment of described device, in order to form fabric nonwoven cloth, the fiber can pass through low pressure quilt
The screen system is drawn in other words at screen cloth, wherein the low pressure is more preferably at least 200 Pa relative to atmospheric pressure.
In a kind of embodiment of described device, the low pressure be adjusted to it is constant, be namely adjusted to it is constant
In value.
In a kind of embodiment of described device, between the coverage of the milling mechanism and the mesh element
Spacing can be adjusted.
In a kind of embodiment of described device, between the coverage of the milling mechanism and the mesh element
Spacing can be adjusted changeably on the working width of the system.
In a kind of embodiment of described device, described device has suction system, and the suction system is preferably in institute
State below screen cloth face, multiple zone are divided into the region of the milling.
In a kind of embodiment of described device, the zone can be loaded with different pressure.
In a kind of embodiment of described device, the milling mechanism has at least one return roller.
Brief description of the drawings
What Fig. 1 showed the apparatus according to the invention for forming non-woven fabrics schematically illustrates figure.
Embodiment
Fig. 1 shows illustrate schematicalling for the apparatus according to the invention for constructing non-woven fabrics.Go out as shown in FIG. 1
As, by loose fiber or staple fibre for example by with vent roll 3）Conveying tower 2）It is incorporated into space 1）In.
The fiber introduces so regulation, i.e. so that the fiber generally for example passes through grating 4 in identical level）To fill.Fortune
Dynamic screen cloth 5）, such as screen belt or screen cloth reel the fiber is continuously moved towards the direction of milling mechanism.It is described
Milling mechanism preferably has at least one milling roller 6）And/or at least one band, the band have the surface knot for being configured to milling
Structure and/or the part that is synchronized with the movement, especially pin.
At least in the milling roller 6）Region in, namely in multiple milling rollers of nethermost milling roller and in the sieve
Guipure 5）Corresponding section in, at least one low pressure chamber 9）In dominate low pressure, the low pressure is powerful enough so that will
The fiber is drawn at the screen belt and preferably compressed securely.At least one low pressure chamber 9）Preferred cloth herein
Put in the screen belt 5）Following sides on：The side and the screen belt 5）, draw have the side of the fiber opposed.
Pass through the screen belt 5）Feeding, the fiber reaches the milling roller 6）Region in, the milling roller is in reverse to
The screen belt 5）Transporting direction with relative to the screen belt be preferably able to regulation spacing rotated, the spacing is true
The thickness for having fabric nonwoven cloth to be manufactured is determined.The milling roller 6 can be passed through）Below fibrous layer obtain again plus
Work.
Reach the milling roller 6）Surface region in fiber pass through the milling roller 6）It is polished back.The milling roller 6）Surface
Speed is more than the screen belt 5）Suction surface superficial velocity.
Advantageously, will at least another roller 7）, especially return roller be placed in above the milling roller, be namely placed in
The milling roller 6）Backwards to the screen belt 5）Side on, so as to by surplus material it is polished back to deliver space 1 in.In order to keep away
Exempt from the milling roller 6）It is described or the fiber entrained by least one return roller is thrown on the non-woven fabrics manufactured
Move back roller and/or the milling roller can towards in the side for delivering side, namely in the side towards the transporting direction
In device siphoned away to siphon away 10 by fiber）.In the output end of the machine, the housing of the machine can pass through sealed roller 8）
To seal, the sealed roller prevents that debris from entering in described device and the generation of auxiliary low pressure.In order to manufacture different productions
Product thickness, the milling roller surface and the screen belt 5）The distance between can adjust, be enable to produce different-thickness
Non-woven fabrics.
Claims (30)
1. a kind of method for forming fabric nonwoven cloth, wherein loose fiber be placed in induction system and then by
The screen cloth of motion moves towards the direction of milling mechanism, and the fiber is at least drawn into institute in the region of the milling mechanism
To state at screen cloth, the coma conveyed is milled into desired nonwoven thickness by the milling mechanism, and by the fibre of surplus
Dimension is thrown in the induction system again by milling roller and preferred return roller.
2. the method as described in claim 1, wherein the milling mechanism has the roller of at least one rotation.
3. the method as described in claim 1 or 2, wherein the milling roller and/or return roller are provided with sawtooth mechanism, pin or surface
Structure.
4. the method as any one of Claim 1-3, wherein the milling roller and/or return roller are relative to the screen cloth
System rotates and preferably with higher than the motion of the superficial velocity of the screen cloth on the contrary.
5. the method as any one of claim 1 to 4, wherein the milling system has band, the band preferably has
Surface texture or be synchronized with the movement part, such as pin.
6. the method as any one of claim 1 to 5, wherein the low pressure is at least 200 Pa relative to atmospheric pressure.
7. the method as any one of claim 1 to 6, wherein the low pressure be adjusted to it is constant.
8. the method as any one of claim 1 to 7, wherein the coverage of the milling system and screen cloth member
Spacing between part can be adjusted.
9. the method as any one of claim 1 to 8, wherein the coverage of the milling system and screen cloth member
Spacing between part can be adjusted changeably on the working width of the system.
10. the method as any one of claim 1 to 9, wherein the suction system below the screen cloth face,
Multiple zone are divided into the region of the milling.
11. the method as described in claim 10, wherein the zone can be loaded with different pressure.
12. the method as any one of claim 1 to 11, wherein the low pressure can be based in caused non-woven fabrics
The measured value at place influences.
13. the method as any one of claim 1 to 12, wherein the milling system cooperates with least one return roller
Work.
14. the method as any one of claim 1 to 13, wherein the milling system is back on the fibrous framework
Side at provided with fiber siphon away device.
15. the method as any one of claim 1 to 14, wherein the return roller is back on the fibrous framework
At side device is siphoned away provided with fiber.
16. the method as any one of claim 1 to 15, wherein giving the mounting system by polished back by the fiber under milling
Relaxation fiber.
17. the method as any one of claim 1 to 16, wherein the mounting system such as the absorption opening position that
Sample includes identical screen cloth.
18. the method as any one of claim 1 to 17, wherein in process of production, after the milling system
Face is disposed with least one other milling system.
19. a kind of device for being used to form fabric nonwoven cloth, described device have induction system, milling mechanism and in the millings
The screen system that can be moved below mechanism, wherein the milling mechanism is so designed that：So that the fiber by under milling is again straight
Connect and thrown onto the induction system.
20. the device as described in claim 19, wherein the milling mechanism has the roller of at least one rotation.
21. the device as described in claim 20, wherein the roller is provided with sawtooth mechanism, pin or surface texture.
22. the device as described in claim 20 or 21, wherein the roller can rotate on the contrary relative to the screen system
And preferably it can be moved higher than the superficial velocity of the screen cloth.
23. the device as any one of claim 19 to 22, wherein the milling mechanism has band, the band preferably has
There is surface texture or be synchronized with the movement part, a such as pin.
24. the device as any one of claim 19 to 23, its mesolow is arranged for the fiber being drawn to
At the screen system, and the preferably low pressure is at least 200 Pa relative to atmospheric pressure.
25. the device as described in claim 24, wherein the low pressure can be adjusted in constant value.
26. the device as any one of claim 19 to 25, wherein the coverage of the milling mechanism and the sieve
Spacing between mesh element can be adjusted.
27. the device as described in claim 26, wherein between the coverage of the milling mechanism and the mesh element
Spacing can be adjusted changeably on the working width of the system.
28. the device as any one of claim 19 to 27, wherein described device have suction system, the suction system
System is preferably arranged in the region of the milling below the screen cloth face and is still more preferably divided into multiple
Zone.
29. the device as described in claim 28, wherein the zone can be loaded with different pressure.
30. the device as any one of claim 19 to 29, wherein the milling mechanism has at least one return roller.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016006072.7 | 2016-05-19 | ||
| DE102016006072.7A DE102016006072A1 (en) | 2016-05-19 | 2016-05-19 | former fleece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107400988A true CN107400988A (en) | 2017-11-28 |
| CN107400988B CN107400988B (en) | 2022-05-13 |
Family
ID=58745108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710358410.7A Active CN107400988B (en) | 2016-05-19 | 2017-05-19 | Non-woven fabric forming device |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP3260583B1 (en) |
| CN (1) | CN107400988B (en) |
| DE (1) | DE102016006072A1 (en) |
| ES (1) | ES2744789T3 (en) |
| PL (1) | PL3260583T3 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2920355A (en) * | 1954-10-14 | 1960-01-12 | Fibrofelt Corp | Feed mechanism |
| US4167378A (en) * | 1976-02-06 | 1979-09-11 | Mo Och Domsjo Ab | Apparatus for shredding and dry-defibrating compressed cellulose pulp and forming a batt of the resulting cellulosic fibrous material |
| US4382809A (en) * | 1981-12-21 | 1983-05-10 | United States Gypsum Company | Method and apparatus for the production of mineral fiber felts having fiber-leveling device |
| DE4128592A1 (en) * | 1991-08-28 | 1993-03-04 | Baehre & Greten | Continuous mfr. of felting or nonwoven from fibre particles - where compressed air stream is provided at the levelling zone to mix loose fibres for suction extraction |
| CN102575397A (en) * | 2009-07-31 | 2012-07-11 | 罗克伍尔国际公司 | Method for manufacturing a mineral fibre-containing element and element produced by that method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD23787A1 (en) * | 1958-10-29 | 1962-09-25 | Grünwald Josef | Process and installation for the non-woven fabric formation of lignocellulosic or other material |
| US4157724A (en) | 1976-08-24 | 1979-06-12 | Persson Torsten B | Method and an apparatus for distributing a disintegrated material onto a layer forming surface |
| US4218414A (en) * | 1977-02-04 | 1980-08-19 | Mo Och Domsjo Ab | Method for shredding and dry-defibrating compressed cellulose pulp and forming a batt of the resulting cellulosic fibrous material |
| DE3343330A1 (en) * | 1983-11-28 | 1985-06-05 | Günter Hans 1000 Berlin Kiss | METHOD FOR PRODUCING THERMOPLASTICALLY DEFORMABLE DECOR FILM OF SURFACE-COVERED MOLDED PARTS |
| SE447807B (en) * | 1985-05-08 | 1986-12-15 | Kmw Ab | KIT AND APPARATUS FOR PREPARING A MATERIAL COAT |
| MXPA02005301A (en) | 2000-01-28 | 2002-12-16 | Scan Web | Apparatus for dry distributing of fibrous materials. |
| DE102011120715A1 (en) * | 2011-12-12 | 2013-06-13 | Hubert Hergeth | Profiling or leveling a non-woven fiber fleece using a fleece forming system, comprises transporting the non-woven fiber fleece to a milling device and detaching the fiber fleece from the milling device |
-
2016
- 2016-05-19 DE DE102016006072.7A patent/DE102016006072A1/en not_active Withdrawn
-
2017
- 2017-05-19 PL PL17171977T patent/PL3260583T3/en unknown
- 2017-05-19 ES ES17171977T patent/ES2744789T3/en active Active
- 2017-05-19 EP EP17171977.6A patent/EP3260583B1/en active Active
- 2017-05-19 CN CN201710358410.7A patent/CN107400988B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2920355A (en) * | 1954-10-14 | 1960-01-12 | Fibrofelt Corp | Feed mechanism |
| US4167378A (en) * | 1976-02-06 | 1979-09-11 | Mo Och Domsjo Ab | Apparatus for shredding and dry-defibrating compressed cellulose pulp and forming a batt of the resulting cellulosic fibrous material |
| US4382809A (en) * | 1981-12-21 | 1983-05-10 | United States Gypsum Company | Method and apparatus for the production of mineral fiber felts having fiber-leveling device |
| DE4128592A1 (en) * | 1991-08-28 | 1993-03-04 | Baehre & Greten | Continuous mfr. of felting or nonwoven from fibre particles - where compressed air stream is provided at the levelling zone to mix loose fibres for suction extraction |
| CN102575397A (en) * | 2009-07-31 | 2012-07-11 | 罗克伍尔国际公司 | Method for manufacturing a mineral fibre-containing element and element produced by that method |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2744789T3 (en) | 2020-02-26 |
| DE102016006072A1 (en) | 2017-11-23 |
| CN107400988B (en) | 2022-05-13 |
| PL3260583T3 (en) | 2019-11-29 |
| EP3260583A1 (en) | 2017-12-27 |
| EP3260583B1 (en) | 2019-08-07 |
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