CN104176541A - Absorption type reeling method of rewinding machine suitable for non-core and cored paper rolls - Google Patents
Absorption type reeling method of rewinding machine suitable for non-core and cored paper rolls Download PDFInfo
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- 238000005086 pumping Methods 0.000 abstract description 20
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Abstract
The invention relates to an absorption type reeling method of a rewinding machine suitable for non-core and cored paper rolls, wherein a rewinding upper roller is at least provided with two turn angle ranges capable of independently controlling the negative pressure state of an air suction hole, and the two turn angle ranges are respectively a first turn angle and a second turn angle; in the process of reeling the non-core paper roll, the negative pressure control function of the rewinding upper roller at the second turn angle for the air suction hole is closed, and the negative pressure control function of the rewinding upper roller at the first turn angle for the air suction hole is opened; in the process of reeling the cored paper roll, the negative pressure control function of the rewinding upper roller at the first turn angle for the air suction hole is closed, and the negative pressure control function of the rewinding upper roller at the second turn angle for the air suction hole is opened. The absorption type reeling method has the advantages that the reeling process of the non-core paper roll is realized, and the reeling quality of the cored paper roll is improved. On the other hand, the negative pressure state of the air suction hole can be controlled respectively at the first turn angle and the second turn angle, so that the negative pressure generated by vacuum pumping equipment can be better and completely concentrated at the needed area, the waste of negative pressure power can be reduced, and the energy-saving effect is achieved.
Description
Technical field
The present invention relates to paper to be rolled into the rewinding machine of paper roll.
Background technology
In the rewinding machine of the paper product such as production toilet roll, there is a class to adopt the rewinding machine of absorption type roll set method, this class rewinding machine is evenly equipped with the air suctiton inlet of absorption paper on the face of cylinder of its rewinding top roll, in roll set process, the adsorption to paper that utilizes these air suctiton inlets to produce in the time of a certain specific angle range through rewinding top roll realizes roll set.But, in existing this class rewinding machine, rewinding top roll only has one for controlling the angle range of air suctiton inlet negative pressure state, air suctiton inlet is only applicable to the roll set process of coreless rolls (there is no the paper roll of core pipe namely) in this angle range to the adsorption of paper, to there being the roll set process of core paper volume like water off a duck's back, even harmful.
Summary of the invention
The present invention seeks to adopt the rewinding machine of absorption type roll set method to improve for above-mentioned this class, a kind of rewinding machine absorption type roll set method that is applicable to centreless and has core paper volume is provided, the method both can be used for realizing the roll set process of coreless rolls, can improve again the roll set quality that has core paper volume.
The present invention is achieved in that a kind of rewinding machine absorption type roll set method that is applicable to centreless and has core paper volume, on the face of cylinder of the rewinding top roll of rewinding machine, multiple air suctiton inlets are set, air suctiton inlet is arranged along the circumferencial direction of rewinding top roll, for rewinding top roll at least arranges two angle ranges that can independently control air suctiton inlet negative pressure state, be respectively the first corner and the second corner, within the first corner is positioned at the angle range of coreless paper-roll winding process of rewinding top roll, the second corner be positioned at rewinding top roll have core paper to roll to lick the angle range of journey within, in the roll set process that realizes coreless rolls, close rewinding top roll at the second corner the negative pressure control action to air suctiton inlet, and unlatching rewinding top roll is the negative pressure control action to air suctiton inlet at the first corner, make described air suctiton inlet produce adsorption to paper when through the first corner, and then complete the roll set process of coreless rolls, have in the roll set process of core paper volume in realization, close rewinding top roll at the first corner the negative pressure control action to air suctiton inlet, and unlatching rewinding top roll is the negative pressure control action to air suctiton inlet at the second corner, make described air suctiton inlet produce adsorption to paper when through the second corner, prevent that with this paper is too much, separate with the face of cylinder of rewinding top roll prematurely.
Advantage of the present invention is, not only can realize the roll set process of coreless rolls, and can prevent core paper twist in roll set process because of paper too much, separate with the face of cylinder of rewinding top roll prematurely, and cause the paper being initially wrapped on core pipe to produce gauffer, improve the roll set quality that has core paper volume.On the other hand, owing to can control respectively the negative pressure state of air suctiton inlet at the first corner and the second corner, the negative pressure that is therefore conducive to vaccum-pumping equipment to produce all concentrates on needed region, reduces the waste of negative pressure power, tool energy-saving effect.
Brief description of the drawings
Fig. 1 to Fig. 2 is the roll set process schematic diagram that the present invention is applied to coreless rolls;
Fig. 3 carries out improved embodiment to rewinding lower roll on Fig. 1 basis;
Fig. 4 to Fig. 5 is the roll set process schematic diagram that the present invention is applied to core paper volume;
Fig. 6 is that rewinding top roll is provided with two for controlling the another kind of embodiment of angle range of air suctiton inlet negative pressure state;
Fig. 7 carries out improved embodiment to rewinding lower roll on Fig. 6 basis;
Fig. 8 is a kind of layout example of the air suctiton inlet on gas channel in the roll body of rewinding top roll and roll body surface;
Fig. 9 is the right elevation of Fig. 8;
Figure 10 is the another kind of topology example of the air suctiton inlet on the roll body surface of rewinding top roll;
Figure 11 to Figure 14 is two air draught chambeies in Fig. 1 and the different connection mode schematic diagrams of vaccum-pumping equipment.
Detailed description of the invention
Embodiment mono-
Referring to Fig. 1, the state of the rewinding machine shown in figure in production coreless rolls.This rewinding machine comprises rewinding top roll 1 and rewinding lower roll 2, the face of cylinder of rewinding top roll 1 is evenly equipped with multiple air suctiton inlets 3, air suctiton inlet 3 is divided into many groups along the circumferencial direction of rewinding top roll 1, and each group air suctiton inlet 3 is arranged in a row along the length direction of roll body on roll body surface.In the roll body of rewinding top roll 1, be distributed with many gas channels 4 that are parallel to roll body axis, many gas channels 4 are spaced along the circumferencial direction of roll body.The corresponding connection of one group of air suctiton inlet 3 on every gas channel 4 and roll body surface, every gas channel 4 connects the end face to roll body.
The present invention is that rewinding top roll 1 arranges two angle ranges that can independently control air suctiton inlet 3 negative pressure state, be respectively the first corner α and the second corner β, within the first corner α is positioned at the angle range of coreless paper-roll winding process of rewinding top roll, the second corner β be positioned at rewinding top roll have core paper to roll to lick the angle range of journey within.In order to realize rewinding top roll 1 negative pressure control to air suctiton inlet 3 in the scope of the first corner α and the second corner β, be provided with the first air draught chamber 6 in the end of approaching rewinding top roll 1 and air draught chamber, 7, two, the second air draught chamber 6,7 is connected (air outlet valve not shown in the figures and vaccum-pumping equipment) by air valve respectively with vaccum-pumping equipment.In the time that certain group air suctiton inlet 3 on rewinding top roll 1 surface turns in the scope of the first corner α, the port of the gas channel 4 in the corresponding roll body of this group air suctiton inlet 3 just turns to the region that the first air draught chamber 6 is shrouded, and makes this group air suctiton inlet 3 produce negative pressure in the scope of the first corner α.In like manner, in the time that certain group air suctiton inlet 3 on rewinding top roll 1 surface turns in the scope of the second corner β, the port of the gas channel 4 in the corresponding roll body of this group air suctiton inlet 3 just turns to the region that the second air draught chamber 7 is shrouded, and makes this group air suctiton inlet 3 produce negative pressure in the scope of the second corner β.The first air draught chamber 6 and the second air draught chamber 7 can be two independently parts, can be also on same part two independently cavitys.
In the roll set process that realizes coreless rolls, close the air valve being connected with the second air draught chamber 7, died in the second air draught chamber 7, namely close rewinding top roll 1 at the second corner β the negative pressure control action to air suctiton inlet 3, simultaneously, open the air valve being connected with the first air draught chamber 6, the first air draught chamber 6 is communicated with vaccum-pumping equipment, namely open rewinding top roll 1 at the first corner α the negative pressure control action to air suctiton inlet 3, make air suctiton inlet 3 produce adsorption to paper when through the first corner α, so, the paper roll afterbody paper that completed by a front rewinding disconnects and the paper termination 8 that forms, in will the roll gap M between rewinding top roll 1 and rewinding lower roll 2, form curling, as shown in Figure 1, along with being rotated further of rewinding top roll 1 and rewinding lower roll 2, curling paper termination 8 will form a new paper roll 9, as shown in Figure 2, so far complete roll set process.Along with the continuation of rewinding process, the new paper roll 9 forming constantly increases, and finally clips together paper roll by rewinding top roll 1, rewinding lower roll 2 and air roll 10 and rotates, until complete rewinding.
As preferred forms, when completing after roll set process, that is under state shown in Fig. 2, can close rewinding top roll 1 at the first corner α the negative pressure control action to air suctiton inlet 3, and unlatching rewinding top roll 1 is the negative pressure control action to air suctiton inlet 3 at the second corner β, so can strengthen the traction force of rewinding top roll 1 to paper 5.
In order to compensate Mismachining tolerance, and the paper raw MAT'L of adaptation different size, the first air draught chamber 6 and the second mounting structure of air draught chamber 7 in frame should be made adjustable, so that the position in fine adjustments the first air draught chamber 6 and the second air draught chamber 7.
As a kind of version of the present embodiment, the first air draught chamber 6 can be disassembled as two or more sub-air draught chamber, all sub-air draughts chamber is all positioned at the first corner α.When work, these are disassembled the multiple sub-air draught chamber while forming or are close to by the first air draught chamber 6 and are side by side communicated with vaccum-pumping equipment or disconnect.In like manner, also the second air draught chamber 7 can be disassembled as two or more sub-air draught chamber, all sub-air draughts chamber is all positioned at the second corner β.When work, these are disassembled the multiple sub-air draught chamber while forming or are close to by the second air draught chamber 7 and are side by side communicated with vaccum-pumping equipment or disconnect.
As a kind of version of the present embodiment, can also be as shown in Figure 3, multiple air suctiton inlets 16 are set on the face of cylinder of rewinding lower roll 2, many gas channels 17 are set in roll body, an air draught chamber 18 is set in the end of approaching rewinding lower roll 2, and the central angle of air draught chamber 18 institute's coverage on roll body end face is θ.The structure and layout of air suctiton inlet 16 are identical with the air suctiton inlet 3 of rewinding top roll, and the structure and layout of gas channel 17 are identical with the gas channel 4 of rewinding top roll.Realizing in the process of paper roll roll set, air draught chamber 18 is communicated with vaccum-pumping equipment, in the time of region that the port of the gas channel 17 in the roll body of rewinding lower roll 2 on roll body end face covers through air draught chamber 18, namely when through central angle θ, air suctiton inlet 16 on the roll body face of cylinder being communicated with this gas channel 17 produces negative pressure, can make thus the easier roll set in paper termination 8.
Embodiment bis-
Referring to Fig. 4, the rewinding machine shown in Fig. 4 is in producing the state that has core paper volume.In fact, rewinding machine shown in Fig. 4 and Fig. 1 is same equipment, in Fig. 4 and Fig. 1, identical numbering represents identical structure, only state shown in Fig. 1 is for the production of coreless rolls, roll gap M between rewinding top roll 1 and rewinding lower roll 2 in Fig. 1 need be adjusted to and be no more than 10 millimeters, and state shown in Fig. 4 is for the production of there being core paper volume, roll gap between rewinding top roll 1 and rewinding lower roll 2 in Fig. 4 should be adjusted to and can pass through a core pipe 11, and a curved surface 12 has been joined in increasing, one of the common formation in the face of cylinder of curved surface 12 and rewinding top roll 1 enters the core tube passage 13 of roll gap between rewinding top roll 1 and rewinding lower roll 2 in order to guiding core pipe 11.
Have in the roll set process of core paper volume in realization, close the air valve being connected with the first air draught chamber 6, died in the first air draught chamber 6, namely close rewinding top roll 1 at the first corner α the negative pressure control action to air suctiton inlet 3, simultaneously, open the air valve being connected with the second air draught chamber 7, the second air draught chamber 7 is communicated with vaccum-pumping equipment, namely open rewinding top roll 1 at the second corner β the negative pressure control action to air suctiton inlet 3, make air suctiton inlet 3 produce adsorption to paper when through the second corner β, so, in the time that core pipe 11 passes through core tube passage 13, as shown in Figure 4, the paper termination 8 that can prevent core pipe 11 fronts is sagging too much, and the paper that prevents core pipe 11 rears separates with the face of cylinder of rewinding top roll 1 prematurely, thereby the paper that can avoid being initially wrapped on core pipe 11 produces gauffer, improve the roll set quality that has core paper volume.In the time that core pipe 11 enters into the roll gap jointly being surrounded by rewinding top roll 1, rewinding lower roll 2 and air roll 10 as shown in Figure 5, paper has been wrapped on core pipe 11, completes roll set process.
As preferred forms, when completing after the roll set process of core paper volume, that is under state shown in Fig. 5, can keep rewinding top roll 1 negative pressure control action to air suctiton inlet 3 within the scope of the second corner β, strengthen the traction force of rewinding top roll 1 to paper 5 with this.
With embodiment mono-in like manner, the first air draught chamber 6 of the present embodiment also can be disassembled as two or more sub-air draught chamber, the second air draught chamber 7 also can be disassembled as two or more sub-air draught chamber.
The present embodiment can also be the same with Fig. 3, for rewinding lower roll 2 arranges same air suctiton inlet 16, gas channel 17 and air draught chamber 18, to make the easier roll set in paper termination 8.
Embodiment tri-
Referring to Fig. 6, in order to realize rewinding top roll 1 negative pressure control to air suctiton inlet 3 in the scope of the first corner α and the second corner β, the rewinding top roll of the present embodiment has adopted another kind of structure.Rewinding top roll 1 is divided into urceolus 1b two parts of fixing inner core 1a and rotation.Inner core 1a is fixed in frame.The barrel of urceolus 1b is evenly equipped with multiple air suctiton inlets 3, and these air suctiton inlets 3 are divided into many groups along the circumferencial direction of urceolus 1b, and each group air suctiton inlet 3 is arranged in a row along the length direction of urceolus 1b.Inner core 1a has two air drains 14,15 that are parallel to roll body axis, cross-sectional plane almost fan, article two, air drain 14,15 is isolated mutually, article two, air drain 14,15 is connected (air outlet valve not shown in the figures and vaccum-pumping equipment) by air valve respectively with vaccum-pumping equipment, and the notch of two air drains 14,15 is opened in the external cylindrical surface of inner core 1a.Article two, the central angle that the notch of air drain 14,15 on inner core 1a external cylindrical surface opens, corresponds respectively to the first corner α and the second corner β that control negative pressure.The gap of inner core 1a and urceolus 1b is very little, and the air suctiton inlet 3 on urceolus 1b is only turned in the first corner α or in the second corner β, could be communicated with air drain 14 or air drain 15 and form negative pressure.
The roll set process that the present embodiment is realized coreless rolls is identical with embodiment mono-, repeats no more.
With embodiment mono-in like manner, as a kind of version of the present embodiment, an air drain 14 wherein can be disassembled is two or more strip air drains, the central angle that the notch of all sub-air drains opens is all positioned at the first corner α.When work, disassemble many strips air drain of forming simultaneously or be close to by air drain 14 and be side by side communicated with vaccum-pumping equipment or disconnect.In like manner, also another air drain 15 can be disassembled is two or more strip air drains, and the corresponding central angle of notch that all sub-air drains open is all positioned at the second corner β.When work, disassemble many strips air drain of forming simultaneously or be close to by air drain 15 and be side by side communicated with vaccum-pumping equipment or disconnect.
As a kind of version of the present embodiment, can as shown in Figure 7, rewinding lower roll 2 be made to the structure similar to rewinding top roll 1.Rewinding lower roll 2 in Fig. 7 is divided into urceolus 2b two parts of fixing inner core 2a and rotation.The barrel of urceolus 2b is provided with many group air suctiton inlets 19, and the structure and layout of air suctiton inlet 19 are identical with the air suctiton inlet 3 of rewinding top roll.Inner core 2a has an air drain 20 that length direction is parallel with roll body axis, and the notch of air drain 20 is opened in the external cylindrical surface of inner core 2a, and the central angle that the notch of air drain 20 opens is θ.Realizing in the process of paper roll roll set, air drain 20 is communicated with vaccum-pumping equipment, when the air suctiton inlet 19 on urceolus barrel turns to the position corresponding with the notch of air drain 20, while namely turning within central angle θ, air suctiton inlet 19 is communicated with formation negative pressure with air drain 20, can make thus the easier roll set in paper termination 8.
With embodiment bis-in like manner, if increase the curved surface 12 shown in Fig. 4 on the basis of Fig. 6 or Fig. 7, and adjust the roll gap of rewinding top roll 1 and rewinding lower roll 2, the present embodiment also can be used for realizing the roll set that has core paper volume, and the generation technique effect same with embodiment bis-.
In above-described embodiment one and embodiment bis-, rewinding top roll 1 can also adopt the structure shown in Fig. 8 and Fig. 9.In Fig. 8 and Fig. 9, each group air suctiton inlet 3 of rewinding top roll 1 is arranged in two row 3', 3'' along the length direction of roll body, and every row's air suctiton inlet 3', 3'' arrange along the length direction of roll body.By that analogy, same group of air suctiton inlet 3 can also be arranged in more rows.The shape of air suctiton inlet 3, except the circle hole shape shown in Fig. 9, can also be slit shape.
In above-described embodiment one, embodiment bis-and embodiment tri-, the air suctiton inlet 3 on the roll body face of cylinder of rewinding top roll 1 can also adopt the structure shown in Figure 10.In Figure 10, each the group air suctiton inlet 3 on the roll body face of cylinder of rewinding top roll 1 is exactly a slit.If the rewinding top roll 1 shown in Figure 10 is applied to the above embodiments one and embodiment bis-, the end view of this rewinding top roll is just identical with Fig. 1 so, if this rewinding top roll 1 is applied to above-described embodiment three, the cross-sectional structure of this rewinding top roll is just identical with Fig. 6 so.
In the embodiment shown in fig. 1, the connection mode of the first air draught chamber 6 and the second air draught chamber 7 and vaccum-pumping equipment has multiple, and Figure 11 to Figure 14 has enumerated several different connection modes.In Figure 11, the first air draught chamber 6 and the second air draught chamber 7 are connected to commutator 21, and commutator 21 is connected with vaccum-pumping equipment 22.Figure 12, on the basis of Figure 11, has increased electromagnetic valve 23 between commutator 21 and vaccum-pumping equipment 22.In Figure 13, the first air draught chamber 6 is connected with vaccum-pumping equipment 22 by electromagnetic valve 24,25 respectively with the second air draught chamber 7.Figure 14, on the basis of Figure 13, has increased electromagnetic valve 26 between vaccum-pumping equipment 22 and two electromagnetic valves 24,25.
If the first air draught chamber 6 in Figure 11 to Figure 14 and the second air draught chamber 7 are replaced with respectively to the first air drain 14 and the second air drain 15 in embodiment illustrated in fig. 6, the connection mode shown in Figure 11 to Figure 14 is equally applicable to embodiment illustrated in fig. 6 so.
Claims (3)
1. a rewinding machine absorption type roll set method that is applicable to centreless and has core paper volume, on the face of cylinder of the rewinding top roll (1) of rewinding machine, multiple air suctiton inlets (3) are set, air suctiton inlet (3) is arranged along the circumferencial direction of rewinding top roll (1), it is characterized in that: for rewinding top roll (1) at least arranges two angle ranges that can independently control air suctiton inlet (3) negative pressure state, be respectively the first corner (α) and the second corner (β), within the first corner (α) is positioned at the angle range of coreless paper-roll winding process of rewinding top roll, the second corner (β) be positioned at rewinding top roll have core paper to roll to lick the angle range of journey within, in the roll set process that realizes coreless rolls, close rewinding top roll (1) at the second corner (β) the negative pressure control action to air suctiton inlet (3), and unlatching rewinding top roll (1) is the negative pressure control action to air suctiton inlet (3) at the first corner (α), make described air suctiton inlet (3) produce adsorption to paper when through the first corner (α), and then complete the roll set process of coreless rolls, have in the roll set process of core paper volume in realization, close rewinding top roll (1) at the first corner (α) the negative pressure control action to air suctiton inlet (3), and unlatching rewinding top roll (1) is the negative pressure control action to air suctiton inlet (3) at the second corner (β), make described air suctiton inlet (3) produce adsorption to paper when through the second corner (β), prevent that with this paper is too much, separate with the face of cylinder of rewinding top roll (1) prematurely.
2. a kind of rewinding machine absorption type roll set method that is applicable to centreless and has core paper volume as claimed in claim 1, it is characterized in that: complete after the roll set process of coreless rolls, close rewinding top roll (1) at the first corner (α) the negative pressure control action to air suctiton inlet (3), and unlatching rewinding top roll (1) is the negative pressure control action to air suctiton inlet (3) at the second corner (β), strengthens the traction force of rewinding top roll (1) to paper with this.
3. a kind of rewinding machine absorption type roll set method that is applicable to centreless and has core paper volume as claimed in claim 1, it is characterized in that: complete after the roll set process of core paper volume, maintenance rewinding top roll (1) is the negative pressure control action to air suctiton inlet (3) at the second corner (β), strengthens the traction force of rewinding top roll (1) to paper with this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310196490.2A CN104176541B (en) | 2013-05-24 | 2013-05-24 | A kind of rewinding machine absorption type roll set method for being applied to centreless and thering is core paper to roll up |
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|---|---|---|---|
| CN201310196490.2A CN104176541B (en) | 2013-05-24 | 2013-05-24 | A kind of rewinding machine absorption type roll set method for being applied to centreless and thering is core paper to roll up |
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| CN104176541A true CN104176541A (en) | 2014-12-03 |
| CN104176541B CN104176541B (en) | 2017-11-10 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104609229A (en) * | 2014-12-24 | 2015-05-13 | 宁波东旭成新材料科技有限公司 | Film wind-up roll device |
| CN107814228A (en) * | 2017-11-24 | 2018-03-20 | 佛山市南海区德昌誉机械制造有限公司 | A kind of adsorption roller of axial vacuum control |
| CN107826828A (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 rewinding method of a kind of dynamic rotary adsorbent chamber |
| CN114261811A (en) * | 2021-12-02 | 2022-04-01 | 广东工贸职业技术学院 | Rewinding machine |
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| CN107814228A (en) * | 2017-11-24 | 2018-03-20 | 佛山市南海区德昌誉机械制造有限公司 | A kind of adsorption roller of axial vacuum control |
| CN107826828A (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 rewinding method of a kind of dynamic rotary adsorbent chamber |
| CN107826828B (en) * | 2017-11-24 | 2023-11-14 | 佛山市南海区德昌誉机械制造有限公司 | Toilet paper roll rewinding machine with dynamic rotary adsorption cavity and rewinding method |
| CN114261811A (en) * | 2021-12-02 | 2022-04-01 | 广东工贸职业技术学院 | Rewinding machine |
| CN114261811B (en) * | 2021-12-02 | 2023-11-10 | 广东工贸职业技术学院 | Rewinding machine |
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| CN104176541B (en) | 2017-11-10 |
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Denomination of invention: An adsorption type unwinding method for rewinding machines suitable for coreless and cored paper rolls Granted publication date: 20171110 Pledgee: Bank of China Limited by Share Ltd. Foshan branch Pledgor: FOSHAN BAOSUO PAPER MACHINERY MANUFACTURE Co.,Ltd. Registration number: Y2024980019335 |
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Granted publication date: 20171110 Pledgee: Bank of China Limited by Share Ltd. Foshan branch Pledgor: FOSHAN BAOSUO PAPER MACHINERY MANUFACTURE Co.,Ltd. Registration number: Y2024980019335 |
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Denomination of invention: An adsorption type unwinding method for rewinding machines suitable for coreless and cored paper rolls Granted publication date: 20171110 Pledgee: Bank of China Limited by Share Ltd. Foshan branch Pledgor: FOSHAN BAOSUO PAPER MACHINERY MANUFACTURE Co.,Ltd. Registration number: Y2024980021474 |
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