CN202729404U - Toilet paper compound winding machine - Google Patents
Toilet paper compound winding machine Download PDFInfo
- Publication number
- CN202729404U CN202729404U CN201220415099.8U CN201220415099U CN202729404U CN 202729404 U CN202729404 U CN 202729404U CN 201220415099 U CN201220415099 U CN 201220415099U CN 202729404 U CN202729404 U CN 202729404U
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- Prior art keywords
- roll
- rewind roll
- vacuum
- compound winding
- winding roller
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- Expired - Lifetime
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- Replacement Of Web Rolls (AREA)
Abstract
A toilet paper compound winding machine mainly comprises an upper compound winding roller, a lower compound winding roller and a compression roller. A first vacuum cavity which always keeps at a fixed position when the lower compound winding roller rotates is arranged in the lower compound winding roller, an opening of the first vacuum cavity is positioned in a region adjacent to a connecting line D1D2 of circle centers of two circles which are formed by the cross section of the upper compound winding roller and the cross section of the lower compound winding roller respectively, and first vacuum suction holes which can be communicated with the opening of the first vacuum cavity are densely distributed on a roller surface of the lower compound winding roller. The fixed first vacuum cavity is arranged inside the lower compound winding roller and always keeps at the fixed position when the lower compound winding roller runs at a high speed, so that a stable and closed vacuum region is formed, multiple airflow channels are omitted, the problem that the airflow channels are communicated with the atmosphere along with rotation of an existing compound winding roller is avoided, repeated air suction for the airflow channels is omitted, and the power of an external vacuum suction machine is effectively reduced.
Description
Technical field
The utility model belongs to the paper conversion field of mechanical technique, particularly relates to a kind of coreless napkin paper rewinder.
Background technology
The characteristics of coreless rolls are that the centre of paper roll does not have spool.The machinery of this class paper roll of existing rewinding generally need to help roll bending to finish the roll set process by one.For example the patent No. is 94101338.3, name is called the patent of " having the surface that supports reel in winding process; be used for the improved rewinding machine of log of web material coreless winding ", its disclosed rewinding machine (is called " coiling roller 1; 3 in the roll set stage with rewinding top roll and rewinding lower roll in this patent ") draw close together temporarily, and rely on one to help roll bending (being called " support surface 21 " in this patent) that the paper head is scooped up from the rewinding lower roll, so could realize roll set, need also behind the roll set that rewinding top roll and rewinding lower roll are reset to the normal position and could continue rewinding.This dependence helps the rewinding machine of roll bending roll set to have following problem: 1, from be rolled onto the normal rewinding process roll gap that must change between rewinding top roll and the rewinding lower roll, cause paper roll stressed unstable at the initial stage of rewinding, easily cause the rewinding failure; 2, rely at initial stage of rewinding and help roll bending to support paper roll, easily cause the paper roll discontinuity, the coiling elasticity that causes the paper roll core is inhomogeneous (being commonly called as " Hua Xin ") seriously, has a strong impact on following process and the end product quality of paper roll; 3, High Rotation Speed is mobile on one side on one side for the rewinding lower roll, and must accurately control the miles of relative movement of rewinding lower roll, certainly will increase like this complexity and the manufacturing cost of mechanism; 4, help the front end of roll bending need to make interdigitated electrode structure, and the increment of broach inserts in the annular groove that is opened on the rewinding lower roll face of cylinder, and the annular groove on the rewinding lower roll face of cylinder can extrude on the surface of paper roll obvious impression, has a strong impact on the presentation quality of paper product.For the problems referred to above, Chinese patent application ZL201010183667.1 discloses a kind of toilet paper rewinder with the auxiliary roll set of air-flow, its principal feature is provided with the airduct towards canyon above the rewinding lower roll, roll gap between rewinding top roll and the rewinding lower roll is not more than 10 millimeters, in the roll body of rewinding top roll, be distributed with many gas channels, at the roll body surface distribution many group air suctiton inlets are arranged, every group of air suctiton inlet has length direction to be arranged in a row or more along roll body, each is organized air suctiton inlet and is communicated with each bar gas channel in the roll body respectively, be provided with suspended hood in the position near roll end in the rewinding, along with the rotation of rewinding top roll, each the bar gas channel in the roll body disconnects with the inlet scoop connected sum of suspended hood in turn.But this rewinder is owing to need to arrange many gas channels consistent with rewind roll length in length reaches 2~3.6 meters long rewind roll, the gas channel that need to utilize depth drill or process first mandrel carries out the mode of sleeve pipe again, cause its processing difficulties, cost is expensive, and owing to having many gas channels in the rewinding roll body, these gas channels can communicate with atmosphere when leaving vacuum work district (suspended hood), therefore all need to re-start when entering each time the vacuum work district and bleed and form vacuum passage, when machine carries out high-speed operation, need to there be high-performance air suctiton ventilator to work without cessation, both increased productive costs, waste energy again, affect production efficiency.
Summary of the invention
The purpose of this utility model is the existence for the problems referred to above, provide a kind of simple and reliable for structure, implement easily, the toilet paper rewinder of low cost of manufacture and energy consumption.
The purpose of this utility model is achieved through the following technical solutions:
A kind of toilet paper rewinder described in the utility model, mainly comprise rewind roll, lower rewind roll, pressure roller, be characterized in being provided with in the described lower rewind roll first a vacuum vallecular cavity that in lower rewind roll rotary course, remains at a fixed position, the opening of this first vacuum vallecular cavity is in the near zone of the transversal surface formed two round heart line D1D2 of upper rewind roll and lower rewind roll, and the roller surface of described lower rewind roll is densely covered with some first vacuum suction holes that can be communicated with this first vacuum vallecular cavity peristome.
Easily reliable for guaranteeing toilet paper body paper roll set between two rewind roll, and rolling part is evenly neat, be beneficial to follow-up continuous rewinding, improve toilet paper rewinding production efficiency, be provided with second a vacuum vallecular cavity that in upper rewind roll rotary course, remains at a fixed position in the above-mentioned upper rewind roll, the opening of this second vacuum vallecular cavity is in the near zone of the transversal surface formed two round heart line D1D2 of upper rewind roll and lower rewind roll, and the roller surface of described upper rewind roll is densely covered with some second vacuum suction holes that can be communicated with this second vacuum vallecular cavity peristome.
Principle of work of the present utility model is:
Under the effect at the unexpected pressure roller of speed-raising of rewinding is good toilet paper, the toilet paper body paper is in upper rewind roll, lower rewind roll, broken in the space that the pressure roller three surrounds, the fracture of toilet paper body paper part is at the gravity of itself and/or between rewind roll under the effect of the gas blow pipe above the upper rewind roll and on falling into and lower rewind roll, at this moment, the toilet paper body paper is the rewind roll surface under the effect in the second vacuum suction hole that is communicated with the second vacuum vallecular cavity of upper rewind roll and on being adsorbed in, and be sent to continuously between upper rewind roll and the lower rewind roll along with the rotation of upper rewind roll and pile up, simultaneously, under the mating reaction in surperficial the first vacuum suction hole that is communicated with its first vacuum vallecular cavity of lower rewind roll, the toilet paper body paper of piling up can be from upper rewind roll, skid off between the lower rewind roll, so under the friction force effect on upper rewind roll and lower rewind roll surface, the toilet paper body paper of piling up slowly is wound into the refill of a roll set, along with follow-up toilet paper body paper constantly enters under the adsorption of upper rewind roll, the refill of roll set is slowly grown up and reenter rewind roll, lower rewind roll, continue rewinding until form a new toilet roll in the formed space of pressure roller, enter in the next working cycle.
The utility model is owing to arranging dexterously the structure of first a vacuum vallecular cavity of fixing in lower rewind roll, the absorption of the health body paper of the air-flow that utilizes the first vacuum suction hole on the lower rewind roll after to tear fracture drives body paper paper after cutting off and partly continues to be adsorbed in lower rewind roll surface and move on, and the space between the upper rewind roll of utilization and the lower rewind roll is as the space of roll set and with the start-up portion of the part of the paper behind the tear fracture as stranding paper roll set, and help roll bending and make the very difficult lower rewind roll with gas channel owing to having saved, also need not to change the gap between two rewind roll of high-speed operation, especially since this vacuum vallecular cavity in upper rewind roll, remain at a fixed position in the lower rewind roll high-speed operation and be formed with a stable airtight vacuum area, neither need to process many gas channels, the problem that does not also exist each gas channel in the rewind roll rotation process, to communicate with atmosphere, rewind roll can not appear, the phenomenon that lower rewind roll need be bled again to gas channel in rotation process, effectively reduce the power of external vacuum draw machine, thereby reduce production costs and energy consumption, make rewinder structure described in the utility model simpler, manufacturing cost is lower, it is easier to implement.
Description of drawings
Describe realization of the present utility model in detail below in conjunction with accompanying drawing.
Fig. 1 is the rewinder roll set described in the utility model structural representation of moment.
Fig. 2 enters the after-combustion district structural representation of moment behind the rewinder roll set described in the utility model.
Structural representation when Fig. 3 is rewinder rewinding described in the utility model.
Fig. 4 is the complete disconnected paper of the rewinder after-combustion described in the utility model structural representation of moment.
The specific embodiment
Such as Fig. 1~shown in Figure 4, a kind of toilet paper rewinder described in the utility model, mainly comprise rewind roll 1, lower rewind roll 2, pressure roller 3, be provided with first a vacuum vallecular cavity 21 that in lower rewind roll 2 rotary courses, remains at a fixed position in the described lower rewind roll 2, the opening of this first vacuum vallecular cavity 21 is in the near zone of the transversal surface formed two round heart line D1D2 of upper rewind roll 1 and lower rewind roll 2, and the roller surface of described lower rewind roll 2 is densely covered with some first vacuum suction holes 22 that can be communicated with these the first vacuum vallecular cavity 21 peristomes.Simultaneously, be provided with second a vacuum vallecular cavity 11 that in upper rewind roll 1 rotary course, remains at a fixed position in the upper rewind roll 1, the opening of this second vacuum vallecular cavity 11 is in the near zone of the transversal surface formed two round heart line D1D2 of upper rewind roll 1 and lower rewind roll 2, and the roller surface of described upper rewind roll 1 is densely covered with some second vacuum suction holes 12 that can be communicated with these the second vacuum vallecular cavity 11 peristomes.And the first vacuum vallecular cavity 21 in the second vacuum vallecular cavity 11 in the above-mentioned upper rewind roll 1 and the lower rewind roll 2 all is connected with external vacuum extractor.And above upper rewind roll 1, be provided with gas blow pipe 4.The absorption of the health body paper of the air-flow of the utility model by utilizing the second vacuum sucker 12 on the upper rewind roll 1 after to tear fracture drives body paper paper after cutting off and partly continues to be adsorbed in upper rewind roll 1 surface and move on, and the space between the upper rewind roll 1 of utilization and the lower rewind roll 2 is as the space of roll set and with the start-up portion of paper part as stranding paper roll set, simultaneously by utilizing the cooperation adsorption of 2 pairs of paper parts of lower rewind roll, thereby guaranteed that the toilet paper body paper can not skid off between upper rewind roll 1 and lower rewind roll 2, make its roll set more evenly reliable, reduce the length of paper fold, guarantee the quality of paper roll, enhance productivity, reliably and at high speed realize the production of toilet roll, owing to remaining at a fixed position in high-speed operation, the first vacuum vallecular cavity 21 of the second vacuum vallecular cavity 11 of upper rewind roll 1 and lower rewind roll 2 is formed with a stable airtight vacuum area especially, neither need to process many gas channels, the problem that does not also exist each gas channel in the rewind roll rotation process, to communicate with atmosphere, rewind roll 1 can not appear, the phenomenon that lower rewind roll 2 need be bled again to gas channel in rotation process, effectively reduce the power of external vacuum draw machine, thereby reduce production costs and energy consumption, make rewinder structure described in the utility model simpler, manufacturing cost is lower, it is easier to implement.
Principle of work of the present utility model and process are as follows:
Under the effect at the unexpected pressure roller 3 of speed-raising of rewinding is good toilet paper, the toilet paper body paper is in upper rewind roll 1, lower rewind roll 2, broken in the space that pressure roller 3 threes surround, the fracture of toilet paper body paper part is at the gravity of itself and/or between rewind roll 1 under the effect of the gas blow pipe 4 above the upper rewind roll 1 and on falling into and lower rewind roll 2, at this moment, the toilet paper body paper is rewind roll 1 surface under the effect in the second vacuum suction hole 12 that is communicated with the second vacuum vallecular cavity 11 of upper rewind roll 1 and on being adsorbed in, and be sent to continuously along with the rotation of upper rewind roll 1 between upper rewind roll 1 and the lower rewind roll 2 and pile up, simultaneously, under the mating reaction in lower rewind roll 2 surperficial the first vacuum suction holes 22 that are communicated with its first vacuum vallecular cavity 21, the toilet paper body paper of piling up can be from upper rewind roll 1, skid off between the lower rewind roll 2, so under the friction force effect on upper rewind roll 1 and lower rewind roll 2 surfaces, the toilet paper body paper of piling up slowly is wound into the refill of a roll set, along with follow-up toilet paper body paper constantly enters under the adsorption of upper rewind roll 1, the refill of roll set is slowly grown up and reenter rewind roll 1, lower rewind roll 2, continue rewinding until form a new toilet roll in the pressure roller 3 formed spaces, enter in the next working cycle.
Claims (4)
1. toilet paper rewinder, mainly comprise rewind roll (1), lower rewind roll (2), pressure roller (3), it is characterized in that being provided with in the described lower rewind roll (2) first a vacuum vallecular cavity (21) that in lower rewind roll (2) rotary course, remains at a fixed position, the opening of this first vacuum vallecular cavity (21) is in the near zone of the transversal surface formed two round heart line D1D2 of upper rewind roll (1) and lower rewind roll (2), and the roller surface of described lower rewind roll (2) is densely covered with some first vacuum suction holes (22) that can be communicated with this first vacuum vallecular cavity (21) peristome.
2. described toilet paper rewinder according to claim 1, it is characterized in that being provided with in the above-mentioned upper rewind roll (1) second a vacuum vallecular cavity (11) that in upper rewind roll (1) rotary course, remains at a fixed position, the opening of this second vacuum vallecular cavity (11) is in the near zone of the transversal surface formed two round heart line D1D2 of upper rewind roll (1) and lower rewind roll (2), and the roller surface of described upper rewind roll (1) is densely covered with some second vacuum suction holes (12) that can be communicated with this second vacuum vallecular cavity (11) peristome.
3. described toilet paper rewinder according to claim 1 and 2 is characterized in that the first interior vacuum vallecular cavity (21) of the second vacuum vallecular cavity (11) in the above-mentioned upper rewind roll (1) and lower rewind roll (2) all is connected with external vacuum extractor.
4. described toilet paper rewinder according to claim 1 is characterized in that the top of above-mentioned upper rewind roll (1) is provided with gas blow pipe (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201220415099.8U CN202729404U (en) | 2012-08-21 | 2012-08-21 | Toilet paper compound winding machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201220415099.8U CN202729404U (en) | 2012-08-21 | 2012-08-21 | Toilet paper compound winding machine |
Publications (1)
Publication Number | Publication Date |
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CN202729404U true CN202729404U (en) | 2013-02-13 |
Family
ID=47655127
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201220415099.8U Expired - Lifetime CN202729404U (en) | 2012-08-21 | 2012-08-21 | Toilet paper compound winding machine |
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CN (1) | CN202729404U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018044814A1 (en) * | 2016-08-31 | 2018-03-08 | Kimberly-Clark Worldwide, Inc. | Web winding device |
-
2012
- 2012-08-21 CN CN201220415099.8U patent/CN202729404U/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018044814A1 (en) * | 2016-08-31 | 2018-03-08 | Kimberly-Clark Worldwide, Inc. | Web winding device |
US10239720B2 (en) | 2016-08-31 | 2019-03-26 | Kimberly-Clark Worldwide, Inc. | Web winding device |
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C14 | Grant of patent or utility model | ||
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CX01 | Expiry of patent term |
Granted publication date: 20130213 |