CN101780893B - Coreless paper scroll rewinder capable of rolling up reliably - Google Patents
Coreless paper scroll rewinder capable of rolling up reliably Download PDFInfo
- Publication number
- CN101780893B CN101780893B CN2010101143339A CN201010114333A CN101780893B CN 101780893 B CN101780893 B CN 101780893B CN 2010101143339 A CN2010101143339 A CN 2010101143339A CN 201010114333 A CN201010114333 A CN 201010114333A CN 101780893 B CN101780893 B CN 101780893B
- Authority
- CN
- China
- Prior art keywords
- roll
- rewinding
- lower roll
- air suctiton
- communicated
- 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.)
- Active
Links
Images
Abstract
The invention relates to a coreless paper scroll rewinder capable of rolling up reliably. A wind assisting plate is arranged in a gap between a rewinding upper roll and a rewinding lower roll. The coreless paper scroll rewinder is mainly characterized in that: a plurality of air flow channels are distributed only in a roll body of the rewinding lower roll; the plurality of the air flow channels are arranged at intervals along the circumferential direction of a roll body; each air flow channel is communicated to a group of air suction ports on the surface of the roll body; the air suction ports of each group communicated with each air flow channel are arranged at intervals along the circumferential direction of the roll body; the group of the air suction ports communicated with the same air flow channel are arranged in one or more rows; a position close to the end part of the rewinding lower roll is provided with an air suction cover; and along with the rotation of the rewinding lower roll, each air flow channel corresponds to an air suction port of the air suction cover by turns. The coreless paper scroll rewinder realizes rolling up through the cooperation of the air suction ports of the rewinding lower roll and the wind assisting plate, avoids the defects caused by over-high intensity of air flows blown out by a blowpipe, and improves the reliability of the rolling up.
Description
Technical field
The present invention relates to rewinding machine, particularly can be used for the rewinding machine of production coreless rolls.
Background technology
The roll set mechanism that existing a kind of coreless rolls rewinding machine adopts is as shown in Figure 1; Comprise the rewinding top roll 1 and rewinding lower roll 2 that are parallel to each other; Above the rewinding lower roll, be provided with airduct 3 towards canyon; Gap location setting between rewinding top roll and rewinding lower roll helps roll bending 4, helps the leading edge of roll bending 4 to be close to the face of cylinder of rewinding lower roll 2.The roll set principle of this roll set mechanism is: the wind that airduct 3 blows out downwards is closely attached on rewinding lower roll 2 with the head of paper 5; Rotation along with rewinding lower roll 2; The paper head is back taken in the gap between rewinding top roll 1 and the rewinding lower roll 2 by rewinding lower roll 2 and is helped roll bending 4 to scoop up; Along with the continuous rotation of rewinding top roll 1 with rewinding lower roll 2; Paper 5 constantly is fed in the gap between rewinding top roll 1 and the rewinding lower roll 2 and is constantly helped roll bending 4 to scoop up, and then is rubbed the new paper roll of formation, realizes roll set.Yet the reliability of this roll set mechanism is relatively poor, might occur can't roll set situation.Because the airflow that the paper head must rely on airduct 3 to blow out just can be close on the rewinding lower roll 2, and powerful air-flow causes paper to separate with the rewinding top roll prematurely easily, forms state shown in Figure 2, can't roll set.
Summary of the invention
The objective of the invention is above-mentioned rewinding machine is improved, a kind of roll set failure-free coreless rolls rewinding machine is provided.
The present invention is achieved in that roll set failure-free coreless rolls rewinding machine comprises rewinding top roll and the rewinding lower roll that is parallel to each other; Gap location setting between rewinding top roll and rewinding lower roll helps roll bending; Help the leading edge of roll bending to approach or be close to the surface of rewinding lower roll, especially, in the roll body of rewinding lower roll, be distributed with many gas channels at least; Many gas channels are spaced along the circumferencial direction of roll body; Each bar gas channel is communicated to one group of air suctiton inlet on roll body surface, and each bar gas channel is communicated with respectively organizes air suctiton inlet and be spaced along the circumferencial direction of roll body, and same one group of air suctiton inlet that gas channel was communicated with is arranged in a row or more; Air suctiton inlet among each row is arranged along the length direction of roll body; Position near roll end under the rewinding is provided with suspended hood, and when the air suctiton inlet on roll body surface turns to soon when helping the position of roll bending leading edge, the gas channel that is communicated with this air suctiton inlet just is positioned at and cooresponding position, the inlet scoop of suspended hood; Along with the rotation of rewinding lower roll, each bar gas channel is corresponding with the inlet scoop of suspended hood in turn.
Roll set principle of the present invention is: along with the rotation of rewinding lower roll; When the air suctiton inlet on roll body surface turns to soon when helping the position of roll bending leading edge; This air suctiton inlet will be communicated to the inlet scoop of suspended hood through the gas channel in the roll body, and air suctiton inlet forms negative pressure thereupon, and the air suctiton inlet that forms negative pressure at first is adsorbed onto the head of paper on the rewinding lower roll; Rotation along with the rewinding lower roll; The paper head is back taken in the gap between rewinding top roll and the rewinding lower roll by air suctiton inlet and then is helped roll bending to scoop up, and along with the continuous rotation of rewinding top roll and rewinding lower roll, paper is back taken in the gap between rewinding top roll and the rewinding lower roll by the air suctiton inlet of rewinding lower roll continuously and constantly helped roll bending to scoop up; And then rubbed the new paper roll of formation, realize roll set.
This shows that the present invention need not the air-flow that relies on blower to blow out, only relies on the air suctiton inlet of rewinding lower roll can realize roll set with helping just cooperating of roll bending.Therefore the present invention's excessive drawback that causes of current rate of having avoided blower to blow out has improved the reliability of roll set.
Description of drawings
Fig. 1 is the structural representation of existing a kind of coreless rolls rewinding machine;
Scheme drawing when Fig. 2 is a rewinding machine generation roll set fault shown in Figure 1;
Fig. 3 is the structural representation of a kind of embodiment of the present invention;
Fig. 4 is the left view of the rewinding lower roll among Fig. 3;
Fig. 5 representes a kind of position of suspended hood;
Fig. 6 is the A-A part sectional view of Fig. 5;
Fig. 7 representes roll set process embodiment illustrated in fig. 3;
Fig. 8 is the structural representation of another kind of embodiment of the present invention;
Fig. 9 representes the local roughness surface on the roll body.
The specific embodiment
Coreless rolls rewinding machine of the present invention is as shown in Figure 3, comprises the rewinding top roll 1 and rewinding lower roll 2 that are parallel to each other, and the gap location setting between rewinding top roll and rewinding lower roll helps roll bending 4.Help the leading edge of roll bending 4 to be close to or to approach the surface of rewinding lower roll 2.In the roll body of rewinding lower roll, be distributed with many gas channels 6.Many gas channels 6 are spaced along the circumferencial direction of roll body.Each bar gas channel is communicated to one group of air suctiton inlet 7 on roll body surface.Each bar gas channel is communicated with respectively organizes air suctiton inlet 7 and is spaced along the circumferencial direction of roll body.Simultaneously referring to Fig. 3, Fig. 4, one group of air suctiton inlet 7 that same gas channel 6 is communicated with is arranged in a row, and each row's air suctiton inlet is arranged along the length direction of roll body, but and do not require orientation must with the parallel axes of roll body, certain helical angle can be arranged.Same one group of air suctiton inlet that gas channel was communicated with also can be arranged in two rows or more rows.
Be fixed with a suspended hood 8 in the end of approaching the rewinding lower roll.Suspended hood 8 is connected with the vaccum-pumping equipment (not shown), makes suspended hood produce negative pressure.The inlet scoop of suspended hood 8 is towards the end face of roll body.When the air suctiton inlet on roll body surface turns to soon when helping the position of roll bending 4 leading edges, the air suctiton inlet 7a among Fig. 3 for example, the gas channel 6a that is communicated with this air suctiton inlet 7a just is positioned at and cooresponding position, the inlet scoop of suspended hood 8.Along with the rotation of rewinding lower roll 2, each bar gas channel 6 is corresponding with the inlet scoop of suspended hood 8 in turn.
Suspended hood also can be like Fig. 5, shown in Figure 6ly be arranged in the face of cylinder of approaching rewinding lower roll 2 and near the position of roll body end.The inlet scoop of suspended hood 8 is towards the face of cylinder of roll body.Correspondingly, the gas channel in the roll body 6 should as shown in Figure 6ly be communicated to can with suspended hood 8 corresponding positions.
Roll set principle embodiment illustrated in fig. 3 is described below: along with the rotation of rewinding lower roll 2; When the air suctiton inlet 7 on roll body surface turns to soon when helping the position of roll bending 4 leading edges; Like the air suctiton inlet 7a among Fig. 3; This air suctiton inlet 7a will be communicated with the inlet scoop of suspended hood 8 through gas channel 6a, and air suctiton inlet 7a forms negative pressure thereupon, and the air suctiton inlet that forms negative pressure at first is adsorbed on the head of paper 5 on the rewinding lower roll 2; Along with the rotation of rewinding lower roll, the paper head is back taken in the gap between rewinding top roll 1 and the rewinding lower roll 2 by air suctiton inlet 7a and then is helped roll bending 4 to scoop up; Continuous rotation along with rewinding top roll and rewinding lower roll; Paper 5 is back taken in the gap between rewinding top roll and the rewinding lower roll by the air suctiton inlet of rewinding lower roll continuously and is constantly helped roll bending to scoop up; And then rubbed the new paper roll of formation, and as shown in Figure 7, so far accomplish roll set.Behind the roll set, clip paper roll together by rewinding top roll 1, rewinding lower roll 2 and air roll 9 and rotate, until with paper roll rewinding to required diameter.
As preferred forms of the present invention; Should be as shown in Figure 8, many gas channels 10 that in the roll body of rewinding top roll, also distribute, many gas channels 10 are spaced along the circumferencial direction of roll body; Each bar gas channel is communicated to one group of air suctiton inlet 11 on roll body surface; Each bar gas channel is communicated with respectively organizes air suctiton inlet 11 and is spaced along the circumferencial direction of roll body, and one group of air suctiton inlet 11 that same gas channel 10 is communicated with is arranged in a row or more, and each row's air suctiton inlet is arranged along the length direction of roll body; The position of roll end is provided with suspended hood 12 near rewinding; When one group of air suctiton inlet on roll body surface turns to when helping the position of roll bending, the air suctiton inlet 11a among Fig. 8 for example, the gas channel 10a that is communicated with this group air suctiton inlet 11a just is positioned at and cooresponding position, the inlet scoop of suspended hood 12; Along with the rotation of rewinding top roll 1, each bar gas channel 10 is corresponding with the inlet scoop of suspended hood 12 in turn.After the rewinding top roll increases said structure, rely on the adsorption of the air suctiton inlet 11 of rewinding top roll can avoid taking place the situation that paper shown in Figure 2 leaves the rewinding top roll too early more reliably, further improve the reliability of roll set.The layout of the air suctiton inlet 11 on the roll body surface of rewinding top roll can be identical with the rewinding lower roll.
Embodiment shown in Figure 8 also is provided with the blower 13 towards canyon above the rewinding lower roll.Under the combined action of the air suctiton inlet 7 of blower 13 and rewinding lower roll, the head of paper 5 is adsorbed onto on the rewinding lower roll 2 quickly.
As further improvement of the present invention, local rough surface can be set on the surface of rewinding top roll and rewinding lower roll.Rough surface can increase the friction force between paper and the roll body, helps improving the reliability of roll set.The distribution mode of rough surface on rewinding top roll and rewinding lower roll can be as shown in Figure 9.The local roughness surface on the roll body is represented at the position of the ruling that knits a net among Fig. 9.
Claims (2)
1. roll set failure-free coreless rolls rewinding machine; Comprise the rewinding top roll and the rewinding lower roll that are parallel to each other; Gap location setting between rewinding top roll and rewinding lower roll helps roll bending, helps the leading edge of roll bending to approach or be close to the surface of rewinding lower roll, it is characterized in that: only in the roll body of rewinding lower roll, be distributed with many gas channels that are described below; Said many gas channels are spaced along the circumferencial direction of roll body; Each bar gas channel is communicated to one group of air suctiton inlet on roll body surface, and each bar gas channel is communicated with respectively organizes air suctiton inlet and be spaced along the circumferencial direction of roll body, and same one group of air suctiton inlet that gas channel was communicated with is arranged in a row or more; Each row's air suctiton inlet is arranged along the length direction of roll body; Position near roll end under the rewinding is provided with suspended hood, and when the air suctiton inlet on roll body surface turns to soon when helping the position of roll bending leading edge, the gas channel that is communicated with this group air suctiton inlet just is positioned at and cooresponding position, the inlet scoop of suspended hood; Along with the rotation of rewinding lower roll, each bar gas channel is corresponding with the inlet scoop of suspended hood in turn.
2. roll set failure-free coreless rolls rewinding machine as claimed in claim 1 is characterized in that: be provided with local rough surface on the surface of rewinding lower roll.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101143339A CN101780893B (en) | 2010-02-11 | 2010-02-11 | Coreless paper scroll rewinder capable of rolling up reliably |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101143339A CN101780893B (en) | 2010-02-11 | 2010-02-11 | Coreless paper scroll rewinder capable of rolling up reliably |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101780893A CN101780893A (en) | 2010-07-21 |
| CN101780893B true CN101780893B (en) | 2012-06-27 |
Family
ID=42521070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101143339A Active CN101780893B (en) | 2010-02-11 | 2010-02-11 | Coreless paper scroll rewinder capable of rolling up reliably |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101780893B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920860B (en) * | 2010-04-10 | 2012-02-15 | 佛山市宝索机械制造有限公司 | Coreless paper roll rerewinder in no need of auxiliary winding plate |
| CN104891230A (en) * | 2014-03-07 | 2015-09-09 | 佛山市宝索机械制造有限公司 | Coreless scroll rewinding machine and winding method thereof |
| CN107826827A (en) * | 2017-11-24 | 2018-03-23 | 佛山市南海区德昌誉机械制造有限公司 | The toilet roll rewinding machine and its rewinding method of a kind of disconnected paper absorption of dynamic rotary |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201660325U (en) * | 2010-02-11 | 2010-12-01 | 佛山市宝索机械制造有限公司 | Coreless paper roll rewinding machine with reliable winding performance |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH695500A5 (en) * | 2002-02-27 | 2006-06-15 | Rieter Ag Maschf | Cotton web feeding machine for wrapping fixture arrangement, has openings provided on circumference of cylindrical rollers and disembogue into rollers cavity, and valve, conduits, hole and coupler connecting cavity with low pressure source |
| CN101683936B (en) * | 2008-09-24 | 2011-01-05 | 财团法人工业技术研究院 | Adsorbing type rolling wheel and transmission device thereof |
| CN101503154B (en) * | 2008-11-05 | 2011-11-30 | 佛山市宝索机械制造有限公司 | Paper cutting method and mechanism of rewinder |
| CN101717024B (en) * | 2009-12-03 | 2011-05-18 | 佛山市宝索机械制造有限公司 | Coreless paper volume winding mechanism of rewinder |
-
2010
- 2010-02-11 CN CN2010101143339A patent/CN101780893B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201660325U (en) * | 2010-02-11 | 2010-12-01 | 佛山市宝索机械制造有限公司 | Coreless paper roll rewinding machine with reliable winding performance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101780893A (en) | 2010-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101717024B (en) | Coreless paper volume winding mechanism of rewinder | |
| CN101837900B (en) | Coreless-paper roll rewinding machine using air flow to assist winding | |
| CN101780893B (en) | Coreless paper scroll rewinder capable of rolling up reliably | |
| EP2253568A3 (en) | Winding device and method for tearing off web material by planetary-roller | |
| CN101920860B (en) | Coreless paper roll rerewinder in no need of auxiliary winding plate | |
| CN106272696A (en) | A kind of die-cutting machine with efficient mold cutter | |
| CN201660325U (en) | Coreless paper roll rewinding machine with reliable winding performance | |
| CN203831997U (en) | Novel yarn ink jet printing machine | |
| CN102126634B (en) | Coreless paper roll rewinder | |
| CN201703895U (en) | Coreless paper roll rewinding machine using airflow for assisting roll lifting | |
| CN201592913U (en) | Coreless paper-roll winding mechanism of rewinder | |
| CN203221725U (en) | Printing machine paperboard dedusting structure used before printing | |
| CN201990290U (en) | Coreless paper roll rewinding machine | |
| CN203602142U (en) | Uniform air suction type folding machine | |
| CN201660326U (en) | Core-less paper roll rewinding machine without rolling-assistant plate | |
| CN203359615U (en) | Dual-function rewinder of absorbing type winding mechanism | |
| CN204820645U (en) | Printing is with electrostatic roller device that disappears | |
| CN201842533U (en) | Winding drum material roll-over stand device | |
| CN205661755U (en) | Label peeling mechanism of mark system is pasted in library with books | |
| CN216373786U (en) | Foil guide shaft structure and air-flotation foil guide rod device | |
| CN205732321U (en) | Ultra-thin aluminum foil wire-drawing frame | |
| CN204607235U (en) | Offset printing overlay film unit | |
| CN201901462U (en) | Static electricity eliminating device for paper conveying part of printing machine | |
| CN103448382B (en) | A kind of wide format printer with the winding stand of Hot air blast device | |
| CN212796184U (en) | Novel monochromatic split offset printing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |