CN102978755A - Constant pressure roller - Google Patents
Constant pressure roller Download PDFInfo
- Publication number
- CN102978755A CN102978755A CN2012105765551A CN201210576555A CN102978755A CN 102978755 A CN102978755 A CN 102978755A CN 2012105765551 A CN2012105765551 A CN 2012105765551A CN 201210576555 A CN201210576555 A CN 201210576555A CN 102978755 A CN102978755 A CN 102978755A
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- Prior art keywords
- roller
- roll shaft
- air bag
- bag ring
- hollow roll
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- Spinning Or Twisting Of Yarns (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention provides a constant pressure roller. The constant pressure roller comprises an upper roller and a lower roller which are parallel and close to each other, wherein the upper roller and the lower roller are respectively a hollow roller shaft and a solid roller shaft, wherein the two ends of the hollow roller shaft are provided with pivoting lugs; the two ends of the solid roller shaft are provided with pivoting lugs; the upper roller and the lower roller are pivoted on a support of a textile machinery through the pivoting lugs; an airbag ring covers the external surface of the hollow roller shaft in a surrounding way; an air hole leading to the airbag ring is formed in the hollow roller shaft; a leather roller ring is sleeved with the exterior of the airbag ring; and an inflating and deflating device for controlling the gas quantity of the airbag ring is also arranged on the hollow roller shaft. According to the invention, through the inflating and deflating of the airbag ring, a certain area is always kept between the leather roller ring and a surface formed by the lower roller.
Description
Technical field
The present invention relates to the textile machine field of components, especially, is a kind of roller with constant-pressure structure.
Background technology
Play in the textile machine feed to give, the cylindrical rotary part of the effects such as drawing-off, output, the implication of roller and axle is arranged.Be widely used in the mechanisms such as drawing-off, combing, conveying.Be divided into drawing rollers, feed roller, calender roller, worker rollers etc. by role.Drawing rollers are major parts of spinning machine drafting mechanism, form in pairs roller nip by top roller and bottom roll, grip sliver and carry out drawing-off.The uniformity of the quality influence output sliver of roller.Used top roller on the spinning machinery is that the surface coats the elasticity thing mostly, is commonly called as roller.Also have ganoidly, claim iron roll or light top roller, individual machine also adopts fluted roll.What the surface of roller coated acrylonitrile-butadiene rubber is called the butyronitrile roller.Top roller is usually all by the bottom roll frictional drive, and minority is also useful gear-driven.The sliver of feeding drafter has certain thickness, in order to grip equably fiber, does not damage again fiber, and top roller need coat whippy material.This elasticity coating is referred to as cot (or sebific duct).Cot produces the compressibility distortion under the effect of pressure, the actual gripping jaw that makes roller and roller is not a line, but a face, the friction field of force of formation control fiber movement.
Because cot constantly rubs when the transmission fiber, cot is is constantly worn and torn, the face that finally causes jaw to form is more and more less, for the area of keeping face must installed the adjusting device that can regulate distance between top roller and the bottom roll between top roller and the bottom roll, reduce the distance between top roller and the bottom roll, keep the area of the face of jaw formation, but this kind mechanism can increase the complexity of whole machinery, and simultaneously the more original fixedly axle bed of the adjustment structure mechanical stability of adjusting device is far short of what is expected.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of constant voltage roller, this constant voltage roller adopts the pressure between top roller and the bottom roll kept of simple reliable in structure.
The technical solution adopted for the present invention to solve the technical problems is:
This constant voltage roller comprise parallel and near top roller and bottom roll, described top roller and bottom roll are respectively the hollow roll shaft of a two ends band pivot ear and the solid roll shaft of a two ends band pivot ear, described top roller and bottom roll by the hub setting of described pivot ear on the bearing of textile machine, the outer surface of described hollow roll shaft is encircled is coated with air bag ring, be provided with the pore that leads to described air bag ring on the described hollow roll shaft, the outer cover of described air bag ring is connected to the roller circle, also is provided with the aerating and exhaust device of the described air bag ring gas flow of control on the described hollow roll shaft.
As preferably, described air bag ring inside makes described air bag ring keep uniform diameter when gas is more along the elastic reinforcement muscle that described air bag ring radially arranges.
As preferably, described pore is distributed in the outer surface of described hollow roll shaft, makes each position of described air bag ring carry out uniformly inflation/deflation.
As preferably, the aerating and exhaust device of described hollow roll shaft is arranged on the center of the pivot ear end face of described hollow roll shaft one end.
As preferably, the power supply mode of described aerating and exhaust device is provided by the annular contact on the pivot ear that is arranged on described hollow roll shaft one end and the brush that is arranged in the bearing of described textile machine.
The invention has the advantages that:
Inflation/deflation by described air bag ring, can control the distance of axial line and the described hollow roll shaft axial line of described roller circle, thereby can not reach the distance of adjusting between described top roller and the bottom roll by the distance of adjusting between top roller and the bottom roll pivot ear yet, make described roller circle keep certain area with the face that described bottom roll forms all the time.
Description of drawings
Fig. 1 is the side-looking structural representation of this constant voltage roller top roller and bottom roll;
Fig. 2 is that structural representation is dissectd in the side-looking of this constant voltage roller top roller;
Fig. 3 is the exploded perspective structural representation of this constant voltage roller top roller.
Among the figure: 100, hollow roll shaft; 110, pore; 120, aerating and exhaust device; 150, pivot ear; 151, annular contact; 200, air bag ring; 210, elastic reinforcement muscle; 300, roller circle; 500, bottom roll; 600, top roller.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples:
In the present embodiment, consult Fig. 1, this constant voltage roller comprise parallel and near top roller 600 and bottom roll 500, described top roller 600 and bottom roll 500 are respectively the hollow roll shaft 100 of a two ends band pivot ear 150 and the solid roll shaft of a two ends band pivot ear, described top roller 600 and bottom roll 500 by the hub setting of described pivot ear on the bearing of textile machine.
Consult Fig. 2, the outer surface of described hollow roll shaft 100 is encircled is coated with air bag ring 200, be provided with the pore 110 that leads to described air bag ring 200 on the described hollow roll shaft 100, the outer cover of described air bag ring 200 is connected to roller circle 300, also is provided with the aerating and exhaust device 120 of described air bag ring 200 gas flows of control on the described hollow roll shaft 100.
Consult Fig. 1, under reset condition, because described top roller 600 is subjected to the extruding of described bottom roll 500, the axial line of described air bag ring 200 departs from the center of described hollow roll shaft 100, described air bag ring 200 is along with the rising of air pressure, its axial line will be the closer to the center of described hollow roll shaft 100, the axial line of described air bag ring 200 can make the pressure of 300 pairs of described bottom rolls 500 of described roller circle larger the closer to the center of described hollow roll shaft 100, described roller circle 300 increases with the binding face of described bottom roll 500 thereupon, after described roller circle 300 weares and teares, can increase the air pressure of described air bag ring 200, be used for compensating the pressure that reduces with bottom roll 500 that causes after described roller circle 300 wearing and tearing.
Above-mentioned constant voltage roller, described air bag ring 200 inside make described air bag ring 200 keep uniform diameter when gas is more along the elastic reinforcement muscle 210 that described air bag ring 200 radially arranges.
Above-mentioned constant voltage roller, described pore 110 is distributed in the outer surface of described hollow roll shaft 100, makes described air bag ring 200 each position carry out uniformly inflation/deflation.
Consult Fig. 3, the aerating and exhaust device of described hollow roll shaft 100 is arranged on the center of pivot ear 150 end faces of described hollow roll shaft 100 1 ends.
Consult Fig. 3, the power supply mode of described aerating and exhaust device 120 is provided by the annular contact 151 on the pivot ear 150 that is arranged on described hollow roll shaft 100 1 ends and the brush that is arranged in the bearing of described textile machine.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. constant voltage roller, comprise parallel and near top roller (600) and bottom roll (500), it is characterized in that:
Described top roller (600) and bottom roll (500) are respectively the hollow roll shaft (100) of two ends band pivot ears (150) and the solid roll shaft of a two ends band pivot ear, described top roller (600) and bottom roll (500) by the hub setting of described pivot ear on the bearing of textile machine, the outer surface of described hollow roll shaft (100) is encircled is coated with air bag ring (200), be provided with the pore (110) that leads to described air bag ring (200) on the described hollow roll shaft (100), the outer cover of described air bag ring (200) is connected to roller circle (300), also is provided with the aerating and exhaust device (120) of control described air bag ring (200) gas flow on the described hollow roll shaft (100).
2. constant voltage roller according to claim 1 is characterized in that: the inner elastic reinforcement muscle (210) that radially arranges along described air bag ring (200) of described air bag ring (200).
3. constant voltage roller according to claim 1, it is characterized in that: described pore (110) is distributed in the outer surface of described hollow roll shaft (100).
4. constant voltage roller according to claim 1, it is characterized in that: the aerating and exhaust device of described hollow roll shaft (100) is arranged on the center of pivot ear (150) end face of described hollow roll shaft (100) one ends.
5. constant voltage roller according to claim 4 is characterized in that: the power supply mode of described aerating and exhaust device (120) is provided by the annular contact (151) on the pivot ear (150) that is arranged on described hollow roll shaft (100) one ends and the brush that is arranged in the bearing of described textile machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105765551A CN102978755A (en) | 2012-12-27 | 2012-12-27 | Constant pressure roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105765551A CN102978755A (en) | 2012-12-27 | 2012-12-27 | Constant pressure roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102978755A true CN102978755A (en) | 2013-03-20 |
Family
ID=47853085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105765551A Pending CN102978755A (en) | 2012-12-27 | 2012-12-27 | Constant pressure roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102978755A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112175753A (en) * | 2020-10-22 | 2021-01-05 | 保定合众卫生用品制造有限公司 | Degreasing paper towel and preparation method thereof |
| CN113249829A (en) * | 2021-07-16 | 2021-08-13 | 南通卡芬迪家用纺织品有限公司 | Carding machine with pre-drafting function |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3527510A (en) * | 1968-12-05 | 1970-09-08 | Gen Motors Corp | Antihammer device for air spindles |
| CN2320066Y (en) * | 1997-11-30 | 1999-05-26 | 祁凡 | Flexible compression roller |
| CN2677395Y (en) * | 2003-12-30 | 2005-02-09 | 江苏宏源纺机股份有限公司 | Drafting device of sliver forming lap |
| CN2866118Y (en) * | 2004-08-28 | 2007-02-07 | 许志铭 | Improved knurling rolls |
| CN2887932Y (en) * | 2005-10-08 | 2007-04-11 | 浙江印染机械有限公司 | Airbag roller |
| CN203096266U (en) * | 2012-12-27 | 2013-07-31 | 苏州弘贸纺织有限公司 | Constant-pressure roller |
-
2012
- 2012-12-27 CN CN2012105765551A patent/CN102978755A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3527510A (en) * | 1968-12-05 | 1970-09-08 | Gen Motors Corp | Antihammer device for air spindles |
| CN2320066Y (en) * | 1997-11-30 | 1999-05-26 | 祁凡 | Flexible compression roller |
| CN2677395Y (en) * | 2003-12-30 | 2005-02-09 | 江苏宏源纺机股份有限公司 | Drafting device of sliver forming lap |
| CN2866118Y (en) * | 2004-08-28 | 2007-02-07 | 许志铭 | Improved knurling rolls |
| CN2887932Y (en) * | 2005-10-08 | 2007-04-11 | 浙江印染机械有限公司 | Airbag roller |
| CN203096266U (en) * | 2012-12-27 | 2013-07-31 | 苏州弘贸纺织有限公司 | Constant-pressure roller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112175753A (en) * | 2020-10-22 | 2021-01-05 | 保定合众卫生用品制造有限公司 | Degreasing paper towel and preparation method thereof |
| CN113249829A (en) * | 2021-07-16 | 2021-08-13 | 南通卡芬迪家用纺织品有限公司 | Carding machine with pre-drafting function |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130320 |