CN102260937A - Card clothing of suction type doffer device - Google Patents

Card clothing of suction type doffer device Download PDF

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Publication number
CN102260937A
CN102260937A CN2011102159678A CN201110215967A CN102260937A CN 102260937 A CN102260937 A CN 102260937A CN 2011102159678 A CN2011102159678 A CN 2011102159678A CN 201110215967 A CN201110215967 A CN 201110215967A CN 102260937 A CN102260937 A CN 102260937A
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CN
China
Prior art keywords
card clothing
doffer
suction type
base portion
card
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
Application number
CN2011102159678A
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Chinese (zh)
Inventor
徐熊耀
王永仁
唐守星
杨丽燕
李曼
张�杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shaoxing county Zhuangjie Nonwovens Material Co Ltd
Original Assignee
Shaoxing county Zhuangjie Nonwovens Material Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Shaoxing county Zhuangjie Nonwovens Material Co Ltd filed Critical Shaoxing county Zhuangjie Nonwovens Material Co Ltd
Priority to CN2011102159678A priority Critical patent/CN102260937A/en
Publication of CN102260937A publication Critical patent/CN102260937A/en
Pending legal-status Critical Current

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Abstract

The invention relates to card clothing of a suction type doffer device. Basic structures and parameters of a basal part and card teeth of the conventional doffer card clothing are reserved in the card clothing, wherein small semi-cylindrical card clothing grooves are additionally arranged on the side surface of the basal part which is not parallel to the card teeth; the small semi-cylindrical card clothing grooves are vertical to and pass through the bottom edge of the basal part and are arranged at equal intervals; the card clothing is wrapped on the surface of the suction type doffer device; the small card clothing grooves are communicated with a suction channel on the surface of the suction type doffer device; when the suction type doffer device works, negative pressure is generated at notches of the small card clothing grooves; fibre at the notches is subjected to tiny absorption force so that the fibre temporarily resides on the card clothing; therefore, the fibre with low crimpness and shorter length can be effectively prevented from dissociating and falling off when the doffer device rotates at high speed; the kind of fibre can be controlled and transferred sufficiently; on the premise of having other process parameters, compared with the traditional doffer card clothing, the density uniformity of a fibre net surface obtained by being carded and processed by the doffer card clothing in the invention is increased by 16-27%; and the raw material overall utilization is increased by 12-22%.

Description

A kind of card clothing of suction type doffer's device
Technical field
The present invention relates to a kind of card clothing that is used for non-woven card doffer's device, especially relate to a kind of card clothing of suction type doffer's device.Card clothing of the present invention cooperates suction type doffer device, and fiber crimpness on the cylinder is little and that length is short is effectively transferred to the cohesion roller, and machinable fibrous raw material scope is wide, and the speed of production height is a kind of become net good uniformity, card clothing that raw material availability is high.
Background technology
Non-woven carding machine is that nonwoven material becomes the key equipment in the net operation.This equipment is made up of at the card clothing on each roller surface working roll, angle stripper, main cylinder, doffer, cohesion roller and looping.Wherein, the doffer is positioned in the middle of main cylinder and the cohesion roller, doff clothing is wrapped in the doffer surface, its effect be with on the promptly main cylinder of a last operation element through the fibre migration of repeatedly combing to the doffer, then the fibre web that has reached the combing requirement on the doffer is transferred to the cohesion roller.Looping is made up of the base portion of the metal solid that is the bandlet shape and the pin tooth that is evenly distributed on above the base portion at the lip-deep conventional doff clothing of doffer, base portion thickness is 0.9~1.2mm, tooth pitch is 2~3mm, the angle of pin tooth and base portion bottom surface is that the card wire operating angle is 30 °-50 °, the summation of base portion height and pin tooth height is that total tooth depth is 3~5mm, card clothing is with direct rolling the forming of steel wire, the pin tooth is used for carded fiber, base portion is used to support whole pin tooth, and the base of base portion and roller intimate are fitted.Above-mentioned traditional doff clothing is no adsorbing to the fibre web that is shifted on the doffer surface, especially the short fiber of the little and length of crimpness free and coming off on the easier doffer of the causing surface when carding machine is running up, thereby cause fibre web through traditional doffer's device gained to exist the defective that fibre web surface density lack of homogeneity and raw material overall utilization descend.
Patent of invention CN1224740C discloses the special-purpose doffer's metallic card clothing of a kind of soybean fiber.This invention has only changed the pin toothing and has promptly adopted two anterior angles and the design of acupuncture end shape to be convex syringe needle shape on the basis of the architectural feature that keeps conventional conventional needle cloth base portion.This structure only helps extracting, the branch comb to soybean fiber and shifts, but the selected raw material of this invention only limits to soybean fiber, the speed of production of selected carding machine only limits to middling speed, the free still uncontrollable defective of fiber that exists the staple card of other kinds simultaneously and produced during to the high speed combing.
In a word, because above-mentioned existing doff clothing can't adsorb the fiber that crimpness is low and length is short that shifts on the control doffer roller lower surface when carding, the fibre web surface density is irregular, the raw material scope of application is narrow, the raw material overall utilization low and the defective of production speed limit thereby cause.
Summary of the invention
In order to overcome the above-mentioned defective that exists in the prior art, the purpose of this invention is to provide a kind of card clothing of new suction type doffer's device.Card clothing of the present invention cooperates suction type doffer device, and fiber little to crimpness and that length is short has suction-operated when work, thereby prevents this fibrid free in the high-speed production process and come off, and machinable fibrous raw material scope is wide, the speed of production height.Compare with traditional doff clothing, through the fibre web surface density good uniformity of card clothing combing processing gained of the present invention, raw material overall utilization height.
The technical scheme that technical solution problem of the present invention is adopted is:
A kind of card clothing of suction type doffer's device, on the basis of basic structure that keeps conventional doff clothing base portion and pin tooth and parameter, comprise the base portion of the metal solid that is the bandlet shape and be distributed on the strip metal entity that the pin tooth above the base portion is formed, its base portion thickness is 0.9~1.2mm, tooth pitch is 2~3mm, the angle of pin tooth and base portion bottom surface is that the card wire operating angle is 40 °~60 °, and the summation of card clothing base portion height and pin tooth height is that total tooth depth is 3~5mm; Also be included in the not concordant base portion side of pin tooth on set card clothing sulculus, it is half-cylindrical that this card clothing sulculus is, and vertically through base bottom, this card clothing sulculus diameter is 0.2~0.4mm, this card clothing sulculus is equidistantly to arrange, and the notch spacing is 2.0~3.0mm.
Described card clothing is wrapped on the suction type doffer apparatus surface, is exclusively used in suction type doffer device, and wherein, the suction channel of the lower end notch of card clothing sulculus and suction type doffer apparatus surface is conducted, and the upper end notch and the atmosphere of card clothing sulculus are conducted.
Described card clothing and card clothing sulculus all are directly with steel wire machine-shaping simultaneously.
Advantage of the present invention compared with the prior art is as follows:
1. through the prepared fibre web surface density of card clothing of the present invention good uniformity, raw material overall utilization height.
The present invention has improved the base structure of card clothing, set up half-cylindrical sulculus at base portion, and the suction channel of card clothing sulculus and suction type doffer device is conducted, during the work of suction type doffer's device, make card clothing sulculus notch place produce negative pressure by suction channel, fiber herein is subjected to small suction-operated, this suction-operated makes fiber temporarily reside on the card clothing, then effectively prevent the free of when doffer's device runs up crimpness is little and length is short fiber and come off, realization is to the abundant control and the transfer of this fibrid, and this kind control and transfer are not subjected to the restriction of fibrous raw material specification and kind.Compare with traditional doff clothing under the identical situation of other technological parameters, the fibre web surface density uniformity of card clothing combing processing gained of the present invention improves 16~27%, and the raw material overall utilization improves 12~22%.
2. speed of production height of the present invention.
When doffer's linear velocity reaches 280m/min, doffer's device of looping tradition card clothing is transfer fiber smoothly, and the still transferable fiber of suction type doffer's device of looping card clothing of the present invention, and the surface density uniformity of the fibre web of gained reaches 5%, the raw material overall utilization reaches 95%, reaches conventional products performance and production requirement.
3. the present invention processes easyly, and card clothing sulculus on the base portion and card clothing all are directly to use steel wire machine-shaping, need not increase complicated processing in addition and handle.
Description of drawings
Fig. 1 is the front view of the card clothing of a kind of suction type doffer's device of the present invention;
Fig. 2 is the side view of the card clothing of a kind of suction type doffer's device of the present invention;
Shown in the figure, 1-pin tooth, 2-base portion, 3-card clothing sulculus.
The specific embodiment
Further set forth the present invention below in conjunction with specific embodiment and accompanying drawing 1.Should be understood that these embodiment only to be used to the present invention is described and be not used in and limit the scope of the invention.Should be understood that in addition those skilled in the art can make various changes or modification to the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
The invention provides a kind of card clothing of suction type doffer's device, on the basis of basic structure that keeps conventional doff clothing base portion 2 and pin tooth 1 and parameter, comprise the base portion 2 of the metal solid that is the bandlet shape and be distributed on the strip metal entity that the pin tooth 1 above the base portion 2 is formed, its base portion 2 thickness are 0.9~1.2mm, tooth pitch is 2~3mm, pin tooth 1 is that the card wire operating angle is 40 °~60 ° with the angle of base portion 2 bottom surfaces, and the summation of card clothing base portion 2 height and pin tooth 1 height is that total tooth depth is 3~5mm; Also be included in not concordant base portion 2 sides of pin tooth 1 on set card clothing sulculus 3, it is half-cylindrical that this card clothing sulculus 3 is, and vertically through base portion 2 bottoms, these card clothing sulculus 3 diameters are 0.2~0.4mm, this card clothing sulculus 3 is equidistantly to arrange, and the notch spacing is 2.0~3.0mm.
Described card clothing is wrapped on the suction type doffer apparatus surface, is exclusively used in suction type doffer device, and wherein, the suction channel of the lower end notch of card clothing sulculus 3 and suction type doffer apparatus surface is conducted, and the upper end notch and the atmosphere of card clothing sulculus 3 are conducted.
Described card clothing and card clothing sulculus 3 all are directly with steel wire machine-shaping simultaneously.
The workflow of the card clothing of suction type doffer's device is: card clothing is wrapped on the suction type doffer surface, card clothing sulculus 3 is conducted with the suction channel of suction type doffer device, during the work of suction type doffer's device, make card clothing sulculus 3 notch places produce negative pressure by suction channel, this negative pressure has small suction-operated to the fiber on the card clothing, this suction-operated makes fiber temporarily reside on the card clothing, then effectively prevent the free of when doffer's device high speed rotating crimpness is little and length is short fiber and come off, realization is to the abundant control and the transfer of this fibrid, reach and improve fibre web surface density uniformity and raw material overall utilization, enlarge the raw material scope of application, and adapt to the purpose of high-speed production.
Embodiment 1:
Process a kind of wet tissue nonwoven material that easily breaks up, adopt 20%1.5D * 38mm polyster fibre, 50%1.5D * 22mm polyster fibre and 30%1.5D * 16mm viscose to mix mutually, adopt suction type doffer's device of looping card clothing of the present invention that fiber is transferred to the cohesion roller from cylinder during carding.The specification of card clothing of the present invention is: base portion 2 thickness are 1.2mm, tooth pitch is 3mm, and pin tooth 1 is 40 ° with the angle of base portion 2 bottom surfaces, and the summation of card clothing base portion 2 height and pin tooth 1 height is that total tooth depth is 5mm, the bottom surface semicircle diameter of card clothing sulculus 3 is 0.2mm, and the notch spacing is 2.0mm.When doffer's linear velocity reaches 280m/min, doffer's device of looping tradition card clothing is transfer fiber smoothly, and the still transferable fiber of suction type doffer's device of looping card clothing of the present invention, and the surface density uniformity of the fibre web of gained reaches 5%, the raw material overall utilization reaches 95%, reaches conventional products performance and production requirement.
Embodiment 2:
Process a kind of wet tissue nonwoven material that easily breaks up, adopt 15%1.5D * 38mm polyster fibre, 50%1.5D * 22mm polyster fibre mixes mutually with 35% degreasing bleached cotton fiber, adopts suction type doffer's device of looping card clothing of the present invention that fiber is transferred to the cohesion roller from cylinder during carding.The specification of card clothing of the present invention is: base portion 2 thickness are 1.2mm, tooth pitch is 3mm, and pin tooth 1 is 50 ° with the angle of base portion 2 bottom surfaces, and the summation of card clothing base portion 2 height and pin tooth 1 height is that total tooth depth is 5mm, the bottom surface semicircle diameter of card clothing sulculus 3 is 0.3mm, and the notch spacing is 2.5mm.Compare with traditional doff clothing under the identical situation of other technological parameters, the fibre web surface density uniformity of card clothing combing processing gained of the present invention improves 16%, and the raw material overall utilization improves 22%.
Embodiment 3:
Process a kind of glass wiping nonwoven material, adopt 25%1.5D * 38mm polyster fibre, 45%1.5D * 38mm viscose mixes mutually with 30%1.5D * 16mmES bicomponent fibers, adopts suction type doffer's device of looping card clothing of the present invention that fiber is transferred to the cohesion roller from cylinder during carding.The specification of card clothing of the present invention is: base portion 2 thickness are 1.2mm, tooth pitch is 3mm, and pin tooth 1 is 55 ° with the angle of base portion 2 bottom surfaces, and the summation of card clothing base portion 2 height and pin tooth 1 height is that total tooth depth is 5mm, the bottom surface semicircle diameter of card clothing sulculus 3 is 0.4mm, and the notch spacing is 3.0mm.Compare with traditional doff clothing under the identical situation of other technological parameters, the fibre web surface density uniformity of card clothing combing processing gained of the present invention improves 21%, and the raw material overall utilization improves 15%.
Embodiment 4:
Process a kind of automobile wiping nonwoven material, adopt 40%1.5D * 38mm polyster fibre, 30%1.5D * 38mm viscose mixes mutually with 30%1.5D * 16mmES bicomponent fibers, adopts suction type doffer's device of looping card clothing of the present invention that fiber is transferred to the cohesion roller from cylinder during carding.The specification of card clothing of the present invention is: base portion 2 thickness are 1.2mm, tooth pitch is 3mm, and pin tooth 1 is 60 ° with the angle of base portion 2 bottom surfaces, and the summation of card clothing base portion 2 height and pin tooth 1 height is that total tooth depth is 5mm, the bottom surface semicircle diameter of card clothing sulculus 3 is 0.2mm, and the notch spacing is 2.0mm.Compare with traditional doff clothing under the identical situation of other technological parameters, the fibre web surface density uniformity of card clothing combing processing gained of the present invention improves 27%, and the raw material overall utilization improves 12%.

Claims (3)

1. the card clothing of a suction type doffer device, on the basis of basic structure that keeps conventional doff clothing base portion (2) and pin tooth (1) and parameter, comprise the base portion (2) of the metal solid that is the bandlet shape and be distributed on the strip metal entity that the pin tooth (1) above the base portion (2) is formed, its base portion (2) thickness is 0.9~1.2mm, tooth pitch is 2~3mm, pin tooth (1) is that the card wire operating angle is 40 °~60 ° with the angle of base portion (2) bottom surface, the summation of card clothing base portion (2) height and pin tooth (1) height is that total tooth depth is 3~5mm, it is characterized in that: also be included in not concordant base portion (2) side of pin tooth (1) on set card clothing sulculus (3), it is half-cylindrical that this card clothing sulculus (3) is, and vertically through base portion (2) bottom, this card clothing sulculus (3) diameter is 0.2~0.4mm, this card clothing sulculus (3) is equidistantly to arrange, and the notch spacing is 2.0~3.0mm.
2. the card clothing of suction type doffer's device according to claim 1, it is characterized in that: described card clothing is wrapped on the suction type doffer apparatus surface, be exclusively used in suction type doffer device, wherein, the suction channel of the lower end notch of card clothing sulculus (3) and suction type doffer apparatus surface is conducted, and the upper end notch and the atmosphere of card clothing sulculus (3) are conducted.
3. the card clothing of suction type doffer's device according to claim 1 is characterized in that: described card clothing and card clothing sulculus (3) all are directly with steel wire machine-shaping simultaneously.
CN2011102159678A 2011-07-30 2011-07-30 Card clothing of suction type doffer device Pending CN102260937A (en)

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Application Number Priority Date Filing Date Title
CN2011102159678A CN102260937A (en) 2011-07-30 2011-07-30 Card clothing of suction type doffer device

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Application Number Priority Date Filing Date Title
CN2011102159678A CN102260937A (en) 2011-07-30 2011-07-30 Card clothing of suction type doffer device

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2816145A1 (en) * 2013-06-20 2014-12-24 Oskar Dilo Maschinenfabrik KG Card clothing
CN106574405A (en) * 2014-06-13 2017-04-19 特吕茨施勒有限及两合公司 Device on a spinning preparation machine, e.g. carding machine, cleaner, combing machine or similar, wherein at least one carding element is arranged opposite a covered roller
CN115182091A (en) * 2022-07-19 2022-10-14 希纺新材料发展(南通)有限公司 Novel extremely-soft extremely-pasted milk skin velvet high-performance material and production method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3136005A (en) * 1958-12-04 1964-06-09 Whitin Machine Works Card clothing
US4716629A (en) * 1985-08-15 1988-01-05 Kanai Juyo Kogyo Co., Ltd. Combining cylinder of a comber in spinning machinery
CN1420216A (en) * 2002-12-20 2003-05-28 东华大学 Special doffer metallic wire of soybean protein fibre
CN2797392Y (en) * 2005-03-22 2006-07-19 东华大学 Doffer metal card clothing special for fining jute fine hair fiber
CN2804133Y (en) * 2005-06-24 2006-08-09 江西星火机械厂 Cotton-spinning spiral integrated gill cylinder

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3136005A (en) * 1958-12-04 1964-06-09 Whitin Machine Works Card clothing
US4716629A (en) * 1985-08-15 1988-01-05 Kanai Juyo Kogyo Co., Ltd. Combining cylinder of a comber in spinning machinery
CN1420216A (en) * 2002-12-20 2003-05-28 东华大学 Special doffer metallic wire of soybean protein fibre
CN2797392Y (en) * 2005-03-22 2006-07-19 东华大学 Doffer metal card clothing special for fining jute fine hair fiber
CN2804133Y (en) * 2005-06-24 2006-08-09 江西星火机械厂 Cotton-spinning spiral integrated gill cylinder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2816145A1 (en) * 2013-06-20 2014-12-24 Oskar Dilo Maschinenfabrik KG Card clothing
CN106574405A (en) * 2014-06-13 2017-04-19 特吕茨施勒有限及两合公司 Device on a spinning preparation machine, e.g. carding machine, cleaner, combing machine or similar, wherein at least one carding element is arranged opposite a covered roller
CN106574405B (en) * 2014-06-13 2019-05-28 特吕茨施勒有限及两合公司 Equipment for spinning preparing machine device
CN115182091A (en) * 2022-07-19 2022-10-14 希纺新材料发展(南通)有限公司 Novel extremely-soft extremely-pasted milk skin velvet high-performance material and production method thereof

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Application publication date: 20111130