CN103056781A - Method and device for removing contamination from surfaces of draw rollers that interact with one another - Google Patents
Method and device for removing contamination from surfaces of draw rollers that interact with one another Download PDFInfo
- Publication number
- CN103056781A CN103056781A CN2012102934685A CN201210293468A CN103056781A CN 103056781 A CN103056781 A CN 103056781A CN 2012102934685 A CN2012102934685 A CN 2012102934685A CN 201210293468 A CN201210293468 A CN 201210293468A CN 103056781 A CN103056781 A CN 103056781A
- Authority
- CN
- China
- Prior art keywords
- dry ice
- draw roll
- ice particles
- nozzle
- equipment
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/003—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods using material which dissolves or changes phase after the treatment, e.g. ice, CO2
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/02—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other
- B24C3/04—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other stationary
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Laminated Bodies (AREA)
Abstract
The invention relates to a method and a device for removing contamination from surfaces of draw rollers (7) that interact with one another. The surfaces of the draw rollers are provided with ridges (13) protruding outward radially and annular grooves opened outward radially so that an elastic laminated material (5) of a clamp part guided to passes through the draw rollers (7) can be drawn. The elastic laminated material (5) is drawn cross with the advancing direction of a web in the clamp part. According to the invention, dry ice particles can be blown to the surface of at least one draw roller (7) for cleaning the surface during drawing. The redundant dry ice and contamination separated from the surface of the draw roller are removed through suction.
Description
Technical field
The present invention relates to carry out Clean method and equipment for the surface to intermeshing draw roll, described surface has radially outwards outstanding spine and the radially outwardly open annular recess that replaces with it is guided through the elastic laminate material of the clamping part between the draw roll to be used for extending, thus so that the direction that described laminated material is advanced transverse to web in described clamping part and drafted.
At EP1321288[US6281610] in a kind of method of making elastic laminate material has been described, in the method, web is by two horizontal drawing-offs of intermeshing draw roll.Described drawing-off is used for making laminated material from a plurality of nonwoven wool layers, so-called nonwoven elastic layer, and described laminated material can flexibly extend in the elastic range that is determined by described drawing-off in a lateral direction.
The method according to this invention relates to the surface of counter extensioin roller and cleans, and the surface of described draw roll has the protruding configuration section and the concave configuration section that cooperatively interact for the drawing-off laminated material.These configuration sections for example can be side dish and groove.Described draw roll is intermeshing.Therefore the lug boss of one of them draw roll is meshed with the concave configuration section of another draw roll.
During drafting process, produced the deposition of pollutant on the surface of draw roll.These depositions except other materials, are can hinder drafting process to carry out also can also destroying or make dirty at least fiber of web material or the deposit of adhesive.In order to remove these deposits, must shut down also and mechanically clear up system, the valuable production time has been wasted in this interruption of system.In addition, also spent human cost in order to clean.
Summary of the invention
The purpose of this invention is to provide for the surface to intermeshing draw roll and carry out Clean method and equipment, production system does not need to shut down in the method and equipment, and pollutant can be removed reliably during drafting process carries out.
The invention provides and a kind ofly carry out Clean method for the surface to intermeshing draw roll, described surface has the spine of radially outwards giving prominence to and the radially outwardly open annular recess that replaces with it is guided through the elastic laminate material of the clamping part between the draw roll to be used for extending, thereby so that described laminated material is drafted transverse to the web traffic direction in described clamping part, wherein, in the ongoing while of drafting process, dry ice particles is blown on the surface of at least one draw roll, and absorption is from the pollutant of the contour surface separation of described draw roll and unnecessary dry ice.
The invention provides a kind of equipment for the surface of intermeshing draw roll is cleaned, described surface have radially outwards outstanding spine and the radially outwardly open annular recess that replaces with it with for the extension of elasticity web on the direction of advancing transverse to web, it is characterized in that, this equipment has: a) nozzle, wherein, in the ongoing while of drafting process, dry ice particles is blown on the contour surface of at least one draw roll by described nozzle; And b) aspirator, described aspirator is transported away for the pollutant that will separate and unnecessary dry ice.
According to the present invention, when drafting process carries out, dry ice particles is blown on the surface of at least one draw roll, subsequently from the special-shaped surfaces absorption pollutant of draw roll and unnecessary dry ice.
Dry ice is under normal circumstances at the solid carbon dioxide of-78.48 ℃ of distillations, described solid carbon dioxide without liquid phase from the solid-state gaseous state that directly becomes.The dry ice particles on bump draw roll surface is so that marine sediments are suddenly excessively cold.Because deposit has the surperficial different thermal coefficient of expansion from roller, therefore in layer of contaminants, produced the thermal stress that can cause micro-crack.The dry ice particles of powdery penetrates above-mentioned micro-crack and distillation.Because the unexpected increase of its volume in the sublimation process, therefore so that pollutant separate from described surface.The pollutant that separates and unnecessary dry ice are absorbed.
Generally speaking, utilize the cleaning procedure of dry ice particles to be known for many years.Therefore, for example, special-purpose mobile device is used for utilizing the blowing cleaning of dry ice.This is a kind of compressed-air actuated blasting method, and wherein dry ice is as blowing cleaning grinding agent.
In addition, at WO2007/105746[US2009/032993] in, a kind of Casting Roller with smooth surface has been described, in a kind of liquid polymer of this Casting Roller application group, thin polymer film separates from Casting Roller subsequently.The cleaning of the smooth surface of described Casting Roller realizes by blowing dry ice particles thereon.
In JP7186048, the blowing cleaning of utilizing dry ice is used for cleaning yarn long filament conveying roller, other WO2010/107543[US2012/0007060] in described by abrasive particles and removed bonding residue on the release liner, wherein said abrasive particles can be dry ice particles.
Utilizing dry ice is known in DE102009043033 at casting system, milling train or the tape handling line cleaning coiled material and the roller that are used for metal tape.Described cleaning can operate in the ongoing situation at coiled material operation or roller carries out.The equipment that adopts for this purpose is positioned to the spacing of the periphery of coiled material to be cleaned or roller minimum, and described equipment is pushed along coiled material body or roller body.Described equipment is not suitable for special-shaped draw roll.
Utilize the method according to this invention, utilize the technology of dry ice blowing cleaning to be integrated in the ongoing increment type drafting process to actuate elastic laminate material also thereby to be used for cleaning intermeshing rotation draw roll.Owing to production system needn't be shut down for cleaning, therefore to compare with the drafting method according to prior art, this has represented sizable technological progress.By cleaning unit is incorporated in the production system, productivity has obtained sufficient raising.Because the product of producing by drafting process is the product of producing in enormous quantities, for example be used for the elastic webbing of baby' diaper, therefore, this has caused the sizable saving for running cost.
Surprisingly, although the surface of draw roll is serious special-shaped, blows dry ice particles and caused the extraordinary cleaning effect of counter extensioin roller.This is surprising because radially outwards outstanding spine and the radially outwardly open annular recess that replaces with it so that the dry ice particles that on described surface, distributes equably have difficulties.Between the production operation on-stream period, utilize carbon dioxide that this application that the surface of serious abnormal shape blows cleaning also was not considered so far.
Dry ice particles is blown on the described surface by nozzle.Preferably, distribute at least one nozzle for each draw roll.Although have protruding configuration section and concave configuration section, but in order to realize that dry ice particles distributes as far as possible equably on the draw roll surface, dry ice particles preferably is blown on the described surface by nozzle, described nozzle is parallel to the horizontal controlled motion of draw roll rotation and moves with a kind of, thereby through described protruding configuration section and the concave configuration section of draw roll.Described nozzle can be connected to the actuator that links to each other with a controller, and wherein said controller is designed to make nozzle with the periodic time interval and moves and blow out dry ice particles along described surface when moving at a predetermined velocity.
In another distortion of the present invention, a plurality of nozzles are parallel to the rotation of each draw roll and arrange one by one to guarantee the even distribution of dry ice particles.
Prove: also can change by actuator if dry ice particles is impacted the angle on described surface, then be particularly advantageous.Controller can control this operation so that: when nozzle is parallel to rotation when motion of draw roll, the blowing angle of nozzle changes.
In addition, prove: if the spacing between nozzle and the described surface can change by actuator, then be particularly advantageous.
Absorb for the contaminant particle that will separate from the contour surface of draw roll, can adopt aspirator, described aspirator moves and preferably is arranged on respect to the direction of rotation of draw roll the downstream of nozzle under subatmospheric pressure.In the elasticity web process that manufacturing is actuated, by the suction pollutant that falls to remove and gaseous carbon dioxide or the dry ice particles residue that not yet is sublimated, the infringement of counter extensioin process and the infringement to production process that causes have thus been avoided.
Dry ice particles is blown on the surface of draw roll by carrier gas stream.Air is particularly suitable as carrier gas stream herein.For example, use for some, also can be used as carrier gas such as the gas of the inertia of nitrogen or carbon dioxide.Carrier gas stream produces by for example air blast.Dry ice particles can be mixed in the carrier gas stream in different ways.
In a distortion, dry ice particles exists with the form of bead and is transported to outside the container by carrier gas stream.Replacedly or additionally, the fluidised form carbon dioxide also can enter into mounting medium stream with being measured.In this distortion, in mounting medium stream, form dry ice particles.Preferably, the formation of dry ice particles occurs in the nozzle.
Description of drawings
With reference to the accompanying drawings, in the description of embodiment, can find out the feature and advantage that the present invention is other, wherein:
Fig. 1 adopts the increment type draft process of having integrated the dry ice cleaning device to make the schematic diagram of laminated film,
Fig. 2 is the perspective view with two intermeshing draw roll having integrated the dry ice cleaning device.
The specific embodiment
Fig. 1 shows the schematic diagram of making elastic laminate material, and wherein at first the film strip 1 of elastomer polymer is bonded between 2 layers of two nonwoven by adhesive 3 in laminated units 4.Subsequently, web 5 is carried out drawing-off by extension apparatus 6.Extension apparatus 6 comprises two intermeshing draw roll 7.
Dry ice particles 9 is blown on the surface of draw roll 7 by carrier gas stream 10 by two nozzles 8.The pollutant that separates is sucked device 11 and sucks.Nozzle 8 and aspirator 11 are arranged in juxtaposition with each draw roll 7.
Fig. 2 is the perspective view of two draw roll 7.Draw roll 7 has radially outside outstanding spine 13 and radially outwardly open annular recess 14, and described spine and groove upwards extended in the whole week of roller.In the illustrated embodiment, outstanding spine 13 is side panels, and the annular recess of recessed shape is formed between the described side panel.The outstanding spine 13 of the projection of one of them draw roll 7 and 14 engagements of the annular recess of another draw roll.Therefore the corresponding concave configuration section 14 of each protruding configuration section 13 of one of them draw roll 7 and another draw roll 7 is meshed, and vice versa.
For illustrated clearness, Fig. 2 only shows nozzle 8 and the aspirator 11 of draw roll 7.The drawing-off of laminated material is carried out transverse to the direct of travel of web.Therefore the extension apparatus 6 of this type is also referred to as laterally (cross-section) extension apparatus.
Dry ice particles 9 is blown on the surface of draw roll 7 by nozzle 8.The rotation 12 that each nozzle 8 can be parallel to by actuator 15 corresponding draw roll 7 moves.Actuator 15 is connected to the controller (not shown), and described controller makes nozzle be parallel to rotation 12 motions with the specific time interval and with the movement velocity that is stored in the controller.The pollutant that is removed is sucked that device 11 is taken away and therefore can hinder production operation.
Claims (10)
1. one kind is used for Clean method is carried out on the surface of intermeshing draw roll (7), described surface has the spine (13) of radially outwards giving prominence to and the radially outwardly open annular recess (14) that replaces with it is guided through the elastic laminate material (5) of the clamping part between the draw roll (7) to be used for extending, thereby so that described laminated material (5) is drafted transverse to the web traffic direction in described clamping part, it is characterized in that, in the ongoing while of drafting process, dry ice particles (9) is blown on the surface of at least one draw roll (7), and absorption is from the pollutant of the contour surface separation of described draw roll (7) and unnecessary dry ice.
2. according to claim 1 method, it is characterized in that, by at least one nozzle (8) described dry ice particles (9) is blown on the described surface, described nozzle moves with the horizontal controlled motion that is parallel to draw roll (7) rotation (12), thus protruding configuration section (13) and the concave configuration section (14) of process draw roll (7).
3. according to claim 1 and 2 method is characterized in that, by mounting medium stream described dry ice particles (9) is blown on the described surface.
4. according to claim 3 method is characterized in that, at least part of mounting medium stream is transported to described dry ice particles (9) outside the container.
5. according to claim 3 or 4 method, it is characterized in that, the carbon dioxide of fluidised form is entered in the mounting medium stream with being measured, and in described mounting medium stream, form described dry ice particles (9).
6. one kind is used for equipment that the surface of intermeshing draw roll (7) is cleaned, described surface have radially outwards outstanding spine (13) and the radially outwardly open annular recess (14) that replaces with it with for the extension of elasticity web on the direction of advancing transverse to web, it is characterized in that this equipment has:
A) nozzle (8) wherein, in the ongoing while of drafting process, is blown into dry ice particles (9) on the contour surface of at least one draw roll (7) by described nozzle; And
B) aspirator (11), described aspirator is transported away for the pollutant that will separate and unnecessary dry ice.
7. according to claim 6 equipment is characterized in that, is each draw roll (7) distributing nozzle (8).
8. according to claim 6 or 7 equipment, it is characterized in that described nozzle (8) is connected to the actuator that links to each other with a controller, wherein said controller is designed to rotation (12) motion that makes described nozzle (8) be parallel to described draw roll (7).
9. according to claim 6 to one of 8 equipment, it is characterized in that, be provided with the device for generation of the mounting medium stream of carrying described dry ice particles (9).
10. according to claim 9 equipment is characterized in that, is provided with the proportioning device that the fluidised form carbon dioxide that enters into mounting medium stream is measured, so that form described dry ice particles (9) in mounting medium stream.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011052771A DE102011052771A1 (en) | 2011-08-17 | 2011-08-17 | Method and device for removing soiling on profiled surfaces of intermeshing draw rolls |
| DE102011052771.0 | 2011-08-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103056781A true CN103056781A (en) | 2013-04-24 |
| CN103056781B CN103056781B (en) | 2017-06-30 |
Family
ID=46880552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210293468.5A Expired - Fee Related CN103056781B (en) | 2011-08-17 | 2012-08-17 | For the method and apparatus that the surface to intermeshing draw roll is cleaned |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20130206175A1 (en) |
| EP (1) | EP2559519B1 (en) |
| JP (1) | JP2013039560A (en) |
| CN (1) | CN103056781B (en) |
| DE (1) | DE102011052771A1 (en) |
| ES (1) | ES2527832T3 (en) |
| PL (1) | PL2559519T3 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114786872A (en) * | 2019-12-12 | 2022-07-22 | 日本制铁株式会社 | Device for removing foreign matter on roll surface, method for removing foreign matter on roll surface, and method for manufacturing steel strip |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202014105542U1 (en) * | 2014-11-18 | 2016-02-19 | Krones Aktiengesellschaft | labeling |
| JP6811537B2 (en) * | 2016-02-19 | 2021-01-13 | 住友化学株式会社 | Expander device, porous film manufacturing device, and porous film manufacturing method |
| CN111439022B (en) * | 2020-04-21 | 2021-01-15 | 马鞍山奥卡包装科技有限公司 | Printed matter preparation laminating machine |
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| US20030124309A1 (en) * | 2001-12-14 | 2003-07-03 | Markus Hamulski | Elastic film laminate |
| US20040044322A1 (en) * | 2002-08-30 | 2004-03-04 | Kimberly-Clark Worldwide, Inc. | Shaped absorbent pads and associated method for making |
| CN1665667A (en) * | 2002-08-06 | 2005-09-07 | 罗姆两合公司 | Method for the production of low orientation thermoplastic film, the film produced thus and use thereof |
| TW201028219A (en) * | 2008-12-03 | 2010-08-01 | Sms Siemag Ag | Device and method for cleaning rolls and/or rollers in casting systems, rolling mills or band processing lines |
| CN101994177A (en) * | 2009-08-05 | 2011-03-30 | 村田机械株式会社 | Cleaning device for draft roller, draft device, and textile machine |
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| DE10036557A1 (en) * | 2000-07-27 | 2002-02-07 | Juergen Von Der Ohe | Surface cleaning process for molds and tools involves dividing compressed air flow into at least two individual air flows in set ratio |
| US6526621B2 (en) * | 2001-02-09 | 2003-03-04 | Wayne K. Kaim | Positionable web cleaning buff assembly |
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| KR101365504B1 (en) | 2006-03-10 | 2014-02-21 | 후지필름 가부시키가이샤 | Solution casting method and deposit removing device |
| KR100745362B1 (en) | 2006-03-14 | 2007-08-02 | 세원셀론텍(주) | A cell therapy product facility use method and network franchise market business method |
| JP2009131743A (en) * | 2007-11-29 | 2009-06-18 | Itec Co Ltd | Dry ice spraying device |
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| US9034448B2 (en) | 2009-03-20 | 2015-05-19 | 3M Innovative Properties Company | Methods for preparing modified release liners and modified adhesive articles |
| JP4950329B2 (en) * | 2010-09-01 | 2012-06-13 | 株式会社リコー | Cleaning device |
-
2011
- 2011-08-17 DE DE102011052771A patent/DE102011052771A1/en not_active Withdrawn
-
2012
- 2012-08-06 PL PL12179397T patent/PL2559519T3/en unknown
- 2012-08-06 ES ES12179397.0T patent/ES2527832T3/en active Active
- 2012-08-06 EP EP12179397.0A patent/EP2559519B1/en not_active Not-in-force
- 2012-08-13 JP JP2012179143A patent/JP2013039560A/en active Pending
- 2012-08-14 US US13/584,985 patent/US20130206175A1/en not_active Abandoned
- 2012-08-17 CN CN201210293468.5A patent/CN103056781B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030124309A1 (en) * | 2001-12-14 | 2003-07-03 | Markus Hamulski | Elastic film laminate |
| CN1665667A (en) * | 2002-08-06 | 2005-09-07 | 罗姆两合公司 | Method for the production of low orientation thermoplastic film, the film produced thus and use thereof |
| US20040044322A1 (en) * | 2002-08-30 | 2004-03-04 | Kimberly-Clark Worldwide, Inc. | Shaped absorbent pads and associated method for making |
| TW201028219A (en) * | 2008-12-03 | 2010-08-01 | Sms Siemag Ag | Device and method for cleaning rolls and/or rollers in casting systems, rolling mills or band processing lines |
| CN101994177A (en) * | 2009-08-05 | 2011-03-30 | 村田机械株式会社 | Cleaning device for draft roller, draft device, and textile machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114786872A (en) * | 2019-12-12 | 2022-07-22 | 日本制铁株式会社 | Device for removing foreign matter on roll surface, method for removing foreign matter on roll surface, and method for manufacturing steel strip |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2527832T3 (en) | 2015-01-30 |
| EP2559519A1 (en) | 2013-02-20 |
| JP2013039560A (en) | 2013-02-28 |
| DE102011052771A1 (en) | 2013-02-21 |
| EP2559519B1 (en) | 2014-12-03 |
| US20130206175A1 (en) | 2013-08-15 |
| CN103056781B (en) | 2017-06-30 |
| PL2559519T3 (en) | 2015-07-31 |
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