CN103603103A - Transport belt for conveying fiber strand - Google Patents
Transport belt for conveying fiber strand Download PDFInfo
- Publication number
- CN103603103A CN103603103A CN201310640866.4A CN201310640866A CN103603103A CN 103603103 A CN103603103 A CN 103603103A CN 201310640866 A CN201310640866 A CN 201310640866A CN 103603103 A CN103603103 A CN 103603103A
- Authority
- CN
- China
- Prior art keywords
- fabric
- conveyer belt
- plastic wire
- monofilament
- metal
- 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.)
- Pending
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Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/70—Constructional features of drafting elements
- D01H5/86—Aprons; Apron supports; Apron tensioning arrangements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
- H05F3/00—Carrying-off electrostatic charges
- H05F3/02—Carrying-off electrostatic charges by means of earthing connections
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Belt Conveyors (AREA)
- Spinning Or Twisting Of Yarns (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The transport belt is made of an air-permeable cloth material containing plastic single filament in the fiber strand guidance portion. The transport belt is used for conveying the fiber strand away from a stretching mechanism and passes through a clustering area in which the transport belts slides through an air suction seam, and a suction air goes through the transport belt. According to the transport belt, to avoid static loads, a static reduction material is added to the fabric.
Description
The application is that original bill application number is 200410047519.1, denomination of invention for " conveyer belt of conveying fiber strip ", the applying date be the dividing an application of application for a patent for invention on May 21st, 2004.
Technical field
The present invention relates to the conveyer belt of the breathable fabric form that a kind of monofilament makes, this conveying is for fiber skein is carried and left drafter and slip over suction slot through conveyer belt described in ，Gai cluster area, cluster area, and by air-flow suction through this conveyer belt.
Background technology
When the fiber skein of drawing-off in spinning machine just the delivery roller of drafter right obtain spinning twisting below time, so-called spinning triangle appears on the right jaw line of delivery roller.This is because there is the drawn fiber strip of certain width to leave drafter and become thinner line by twisted.Spinning triangle comprises edge fiber, during they are not bundled in accordance with regulations and twist thread, thereby yarn tensile strength is not contributed or is contributed very micro-.Therefore, in recent years, people then the outlet side of ，Gai cluster area, downstream of draw zone that a so-called cluster area is arranged in to this drafter are with jaw Xian Wei circle.Yarn only just can obtain spinning twisting in its downstream.In cluster area, fiber is by boundling or set, and thus one, when fiber skein leaves last jaw line, it is too narrow that fiber skein becomes, so that worrying spinning triangle is no longer obvious shortcoming.The yarn being spun into more smoothly, firmer and not too brushy.
Known for a long time the different beaming device for fiber skein boundling.The ventilative conveying of most of utilizations in these devices brings work, and this conveyer belt makes to treat that the fiber skein of boundling slides past the top of a suction slot.For example, DE19911333A1 discloses the device of this type.In this piece of document, also disclosing conveyer belt can consist of the fabric containing plastic wire.
At this, should be noted that the term " pneumatic boundling " in present patent application also should comprise this device, wherein, except suction airstream, other means for example also can realize towards the conveying component of the suction slot of tiltedly putting.
Summary of the invention
Because such conveyer belt consists of plastics and often also will carry the fiber skein that contains man-made fibre material, so, exist in some cases the danger that makes static on conveying belt.This has caused, and except carried fiber skein, flies hair or some dust and is also adsorbed on conveyer belt, and As time goes on, this may cause conveyer belt gas permeability to reduce and reduce thus the boundling effect of this device.Because this is a slow progressive process, so this is breakneck because to find boundling effect this reduction time too late.
The object of the invention is for pneumatic boundling method provides a kind of new conveyer belt, it does not have above-mentioned shortcoming.
This object is brought realization by a kind of like this conveying of the breathable fabric form of at least being made by plastic monofilament in the region of a guiding fiber skein, this used for conveyer belt leaves drafter and through cluster area in this fiber skein is carried, at conveyer belt described in this cluster area, slip over suction slot, and by this conveyer belt of air-flow suction process.According to the present invention, for fear of static load, in described fabric, be added with the material that reduces static, therefore at least can not have influence on because of static electrification the gas permeability of conveyer belt.
So, or immediately prevented static on conveying belt, or by electric leakage, the static that fills band has been reduced to the degree without harm to practical application.Suppress as far as possible fibre down and be attached on conveyer belt, thereby, at least can not have influence on because of static electrification the gas permeability of conveyer belt.
According to a kind of preferred version, this fabric comprises metal wire.
According to another kind of preferred version, this fabric comprises the monofilament of conduction.
According to another kind of preferred version, at least a portion of this plastic wire is mixed with the carbon fiber section of random layout.
According to another kind of preferred version, this fabric comprises the multifilament consisting of plastics, and these multifilament comprise again the fibrillation of at least one conduction.
According to another kind of preferred version, this fabric comprises two composition monofilament, and the core of two composition monofilament contains carbon fiber, and its skin is made of plastics.
According to another kind of preferred version, at least a portion of this plastic wire or this fabric is metallized.
According to another kind of preferred version, the plasmasphere of a conduction is applied at least a portion of described plastic wire or fabric.
According to another kind of preferred version, at least a portion of described plastic wire or fabric is made into and can conducts electricity by applying chemical substance.
Can complete by distinct methods the interpolation of the material that reduces static.On the one hand, these materials can be added in the middle of the silk thread of conveyer belt braiding use for a long time.On the other hand, the interpolation of these materials can occur in braiding process, even can add in finished product fabric.
Stipulate in one embodiment, the warp thread of fabric or a part for weft yarn are metal wires.But very marginally add these metal wires, to do not make conveyer belt lose mutabililty.
Stipulate in another embodiment, at least a portion of plastic wire is mixed with the carbon fiber section of random layout.Here, fabric consists of monofilament, these monofilament because of its carbon fiber content but conduction.In the present invention, term " conduction " is interpreted as such conductive capability, and this conductive capability is enough to lead away static or is enough to prevent that electrostatic charging from reaching that reality is used to disadvantageous degree.
In the 3rd embodiment, stipulate, at least a portion of filament consists of plastics, and these plastics are become and can be conducted electricity by chemical addition agent., in plastic melt, add one or more chemical substances here, performance electric action in the end product (being filament) of described chemical substance sclerosis here.This can occur as follows, and chemical addition agent formation is cross-linked to be distributed in the conductive crystal in matrix material and to complete electric charge by these conductive crystal and shifts.
The conductive filament of second, third embodiment can be processed into conveyer belt by variety of way.Conveyer belt for example can only be made by the monofilament conducting electricity.But individually inweave conductive filament in warp that also can be between nonconducting monofilament and/or parallel.Also can be conductive filament as multifilament part, then perhaps with incorporated monofilaments multifilament for fabric.Multifilament comprises many thin monofilament, i.e. so-called fibrillation, and wherein, one or more in fibrillation is the just much of that of conduction.Certainly, metal fibre or carbon fiber also can be used as conducting electricity fibrillation.
In the 4th embodiment, stipulate, fabric contains two composition filaments, its core carbon fiber-containing, and skin consists of plastics.The advantage of this embodiment is that fabric is externally consistent completely.
Can also stipulate, make metallization of fabric.This can pass through accomplished in many ways.For example, can by aluminium or silver-colored evaporation to film, subsequently vapor-deposited film be cut into monofilament, braiding is subsequently got up.In another embodiment, thicker plastic wire can directly have a metallic coating.Can also to the soft cover, flat fabric of braiding or even product conveying belt carry out evaporation.
Finally can stipulate, by applying plasmasphere or chemical substance, improve surperficial conductive capability, its way is for example to coat water absorbing agent or interfacial agent.
Accompanying drawing explanation
From below to obtaining other advantage of the present invention, feature the detailed description of embodiment.
Fig. 1 represents one for boundling drawing-off but the device of the fiber skein that spinning is not twisted, and this device can be used conveyer belt of the present invention.
Fig. 2 is the view along the direction of the arrow II of Fig. 1, has wherein for clarity sake omitted some rollers.
The specific embodiment
Fig. 1,2 illustrate spinning machine and especially ring spinner one for drawing-off of boundling but the region of the device 1 of untwisted fiber skein 2.This device is 1 immediately in the downstream of drafter 3, the delivery roller that only shows this drafter to 4, a pair ofly have apron 6 and an apron roller upper leather ring 7 and that be arranged in delivery roller 4 upstreams.Delivery roller comprises that to 4 a driven output bottom roll 8 and one are pressed in that output pressure roller 9 by elasticity.Delivery roller is to jaw line 10 that forms the draw zone end of drafter 3 of 4 definition.
In drafter 3, an one fiber strand or rove 11 are drawing to required fineness according to known way on throughput direction A.Drafting process ends to export jaw line 10 places, and starts just to have drawing-off but still untwisted fiber skein 2 from this point.In order to reduce known disadvantageous spinning triangle, fiber skein 2 just after output jaw line 10 in cluster area 12 interior set.The device 1 of establishing for boundling comprises a ventilative conveyer belt 13, and it makes the fiber skein 2 for the treatment of boundling through cluster area 12.This device 1 further comprises a suction channel 14 hollow profile form and that can spread all over a plurality of spinning points being configured under negative pressure.At it, in the face of on the outline of cluster area 12, suction channel 14 is configured to one for guiding the shape of the sliding surface 15 of this conveyer belt 13.
Article one, suction slot 16 is positioned at sliding surface 15, and it slightly becomes with respect to the direction of motion of conveyer belt 13, thereby, one of them side of suction slot 16 with treat boundling fiber skein 2 relevant be configured to fibre guide limit 17.During boundling, fiber skein 2 moves along this fibre guide limit 17, thus one, the fiber in fiber skein 17 transverse to the direction of motion of conveyer belt 13 gathered or boundling, fiber skein 2 is clot slightly thus.By one, have the negative pressure of certain distance to take over 18 with suction slot 16, suction channel 14 is connected on a unshowned vacuum source.If suction channel 14 spreads all over a plurality of spinning points, for 14 of each suction channels, a vacuum pipe 18 is set.
The outlet side of cluster area 12 grips roller 19Wei circle with one, and this roller is pressed onto fiber skein 2 and conveyer belt 13 on sliding surface 15, limits thus an output jaw line 20 that the spinning twisting that will obtain is played to the effect of resistance twist part.Gripping roller 19 drives conveyer belt 20 and itself by becoming the drive 21 of gear-like to be output pressure roller 9, drives.
When yarn 22 being delivered to a unshowned twisting mechanism as ring ingot on throughput direction B, the yarn of formation has obtained spinning twisting after output jaw line 20.Ground relevant to spinning twisting, output jaw line 20 plays the effect of resistance twist part, thereby spinning is twisted with the fingers and can not be backwards in cluster area 12.
A side at suction channel 14 back to suction slot 16, conveyer belt 13 is tightened up by a tension part, and this tension part can become the shape of a fixed bar or a deflector roll.Here, tension part 23 is arranged to make conveyer belt 13 to be attached on output bottom roll 8 with lighter thrust.Because conveyer belt 13 and output bottom roll 8 reciprocally rotate at contact point, so, from conveyer belt 13, removed any fibre down that may adhere to.
As shown in Figure 2, the origin zone 24 of suction slot 16 comprises that is widened a part, and its effect is to make suction slot 16 under any circumstance can hold easily the fiber skein 2 that transverse reciprocating moves.This reciprocating motion is particularly useful for guaranteeing that output pressure roller 9 has longer service life.
As mentioned above, conveyer belt 13 especially consists of fabric 25 in the region of its guiding fiber skein 2.When fabric 5 consists of plastic wire, according to the situation of the fibrous material that will carry, may there is electrostatic charging.As time goes on, open-work that the script of fabric 25 just has may be blocked, and this also cannot be completely by conveyer belt 13 contact output bottom rolls 8 are prevented cleaning.Therefore, the present invention's regulation is added with the material or the electric leakage material that reduce electrostatic charging in fabric 25.
Claims (6)
1. one kind is used for conveying fiber strip so that the ventilative conveyer belt of its pneumatic boundling, this conveyer belt comprises the breathable fabric of at least being made by plastic monofilament in the region of guiding fiber skein, it is characterized in that, for the open-work that stops fabric originally just to have blocked, in described fabric, be added with the material that reduces static, therefore at least the gas permeability of conveyer belt can not had influence on because of static electrification, wherein
A) warp thread of this fabric (25) or a part for weft yarn are metal wires, and this metal wire is very marginally added, to do not make conveyer belt lose mutabililty;
Or
B) at least a portion of this plastic wire or this fabric (25) is so metallized:
-by aluminium or silver, described aluminium or silver-colored evaporation, to film, are cut into monofilament by metallized film subsequently, and woven subsequently, or
-by coating, this coating comprises the metal being directly coated on plastic wire, or
-by a kind of metal, this metal for the soft cover of braiding, fabric or even product conveying belt metallize;
Or
C) this plastic wire is become and can be conducted electricity by chemical addition agent, and this chemical addition agent forms and is crosslinkedly distributed in the conductive crystal in matrix material, and by these conductive crystal, completes electric charge and shift.
2. ventilative conveyer belt as claimed in claim 1, is characterized in that, at least a portion of this plastic wire is mixed with the carbon fiber section of random layout.
3. ventilative conveyer belt as claimed in claim 1, is characterized in that, this fabric (25) comprises the multifilament consisting of plastics, and these multifilament comprise again the fibrillation of at least one conduction.
4. ventilative conveyer belt as claimed in claim 1, is characterized in that, this fabric (25) comprises two composition monofilament, and the core of two composition monofilament contains carbon fiber, and its skin is made of plastics.
5. ventilative conveyer belt as claimed in claim 1, is characterized in that, the plasmasphere of a conduction is applied at least a portion of described plastic wire or fabric (25).
6. ventilative conveyer belt as claimed in claim 1, is characterized in that, at least a portion of described plastic wire or fabric (25) is made into and can conducts electricity by applying chemical substance.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10324288.0 | 2003-05-21 | ||
| DE10324288 | 2003-05-21 | ||
| DE102004005953.5 | 2004-02-02 | ||
| DE102004005953.5A DE102004005953B4 (en) | 2003-05-21 | 2004-02-02 | Spinning machine and conveyor belt of the spinning machine for transporting a fiber strand |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004100475191A Division CN1572928A (en) | 2003-05-21 | 2004-05-21 | Conveying belt for fibre rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103603103A true CN103603103A (en) | 2014-02-26 |
Family
ID=33441436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310640866.4A Pending CN103603103A (en) | 2003-05-21 | 2004-05-21 | Transport belt for conveying fiber strand |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN103603103A (en) |
| DE (1) | DE102004005953B4 (en) |
| IT (1) | ITMI20040841A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005036128A1 (en) * | 2005-07-26 | 2007-02-01 | Wilhelm Stahlecker Gmbh | Transport band for transporting a fiber fabric in a spinning machine comprises an air-permeable fabric consisting of plastic filaments in a region guiding a fiber fabric |
| DE102005036129A1 (en) * | 2005-07-26 | 2007-02-01 | Wilhelm Stahlecker Gmbh | Transport belt to carry drawn sliver through a pneumatic condensing zone, at the drawing unit for a spinning machine, is of woven synthetic filaments with an electrical resistance of less than or equal to1010 ohm |
| DE102007023172A1 (en) | 2007-05-10 | 2008-11-13 | Wilhelm Stahlecker Gmbh | Conveyor belt for transporting pneumatic staple fiber bond in spinning machine i.e. ring spinning machine, has air-permeable fabric with filaments made of stainless steel and welded at cutting edges in boundary regions of fabric |
| DE102013107353A1 (en) | 2013-07-11 | 2015-01-15 | Maschinenfabrik Rieter Ag | Electrically conductive conveyor belt with filler objects with a nanostructure |
| CN106044053A (en) * | 2016-07-28 | 2016-10-26 | 苏州高通机械科技有限公司 | Anti-static conveyer belt device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2261417A (en) * | 1941-02-19 | 1941-11-04 | Schultz Engineering Corp | Caging mechanism for rewind machines |
| DE3231868A1 (en) * | 1982-08-27 | 1984-03-01 | Bosch Gmbh Robert | Belt conveyor, especially for assembly lines used in industrial production |
| US4754364A (en) * | 1985-10-04 | 1988-06-28 | Steelcase Inc. | Static dissipative chair |
| DE4110449A1 (en) * | 1991-03-29 | 1992-10-01 | Schurr Stahlecker & Grill | SPIDER |
| DE9308447U1 (en) * | 1993-06-05 | 1993-08-19 | Ruskowski, Ulrich, 53881 Euskirchen | Device for preventing the generation or dissipation of electrostatic charges on vehicle occupants |
| DE19826120C2 (en) * | 1998-03-20 | 2001-06-07 | Eurea Verpackung | Flame retardant, electrically conductive fabric |
| DE19964595B4 (en) * | 1998-07-14 | 2009-09-17 | Spindelfabrik Suessen Gmbh | Device for compacting a stretched fiber structure |
| DE10205937A1 (en) * | 2001-02-13 | 2002-08-14 | Manfred Gortat | Woven automobile seat safety belt has an integrated signal cable, for an attached microphone, with electrically conductive wefts and/or warps as a shield against electromagnetic interference |
-
2004
- 2004-02-02 DE DE102004005953.5A patent/DE102004005953B4/en not_active Expired - Fee Related
- 2004-04-28 IT ITMI20040841 patent/ITMI20040841A1/en unknown
- 2004-05-21 CN CN201310640866.4A patent/CN103603103A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE102004005953A1 (en) | 2004-12-16 |
| DE102004005953B4 (en) | 2017-11-09 |
| ITMI20040841A1 (en) | 2004-07-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140226 |
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| RJ01 | Rejection of invention patent application after publication |