JP5147643B2 - Paper web winding mechanism - Google Patents

Description

  The present invention relates to an office-installed type used paper recycling apparatus for shredded paper, including a pulper that breaks used paper such as office documents into a recycled pulp suspension and a paper machine that produces recycled paper from the recycled pulp suspension. Relates to a paper web winding mechanism for used paper recycling apparatus used in the above.

  In view of the fact that document shredder has not been sufficiently recycled in the past, if the document shredder is recycled to relatively low quality recycled paper such as toilet paper, the waste paper recycling process can be omitted and an apparatus By reducing the size and simplification of documents, it is possible to recycle document shredded waste in units of organizations such as companies, government offices, associations, housing estates, or local governments, saving resources and energy, and collecting used paper In order to reduce the time and labor required for the paper, a step of separating the waste paper shredded by a document shredding machine with a pulper equipped with a stirring means into a regenerated pulp, and a chest in which the regenerated pulp is always gently stirred And storing the regenerated pulp stored in an injection device having a pressure source and an injection hole, injecting the regenerated pulp from the injection device, and enabling rotation via a pair of rollers Document shredding comprising the steps of: spraying the fiber sheet of a papermaking apparatus having an endless fiber sheet attached thereto to form the recycled pulp into a sheet, and drying the sheet-shaped recycled pulp with a drying roller to make paper A method for recycling waste paper has been proposed (see Patent Document 1).

  In addition, the present inventors have proposed a waste paper recycling apparatus for shredded documents as shown in Patent Document 2 in order to solve various problems in putting the above proposal into practical use.

  Furthermore, in order to solve various problems when winding a paper web into a paper roll, a paper roll winding device as shown in Patent Document 3 has been proposed.

However, in the paper roll winding device of Patent Document 3, in order to dry the paper web at the start of winding which has been wetted by the liquid jetting means, a separate drying process is required after winding.
JP 10-317290 A JP 2006-169710 A JP 2006-240751 A

  The present invention has been made in view of the above prior art, and an object of the present invention is to provide a paper web winding mechanism that has a simple structure and is made to dry while winding the paper web at the start of winding.

  The paper web winding mechanism of the present invention is used in a used paper recycling apparatus for shredded documents including a pulper that breaks up used paper to make a recycled pulp suspension and a paper machine that makes recycled paper from the recycled pulp suspension. A paper web take-up mechanism, in which a plurality of grooved ventilation grooves are provided on the outer circumferential surface, and a solid winding shaft on which the paper web is wound around the outer circumferential surface, and the solid winding shaft is rotated A paper web wound around the outer peripheral surface is dried by feeding air into the groove ventilation groove. It is characterized by that.

  By comprising in this way, there exists an effect that the liquid part of the core part of a paper roll can be dried during winding operation. Therefore, such a configuration has an effect that the mechanism is simple and energy consumption is reduced because the mechanism is simpler than the drying method in which the heater is attached to the solid winding shaft.

  As the driving means, for example, a winding motor can be used. There is no special limitation as long as the solid winding shaft can be rotated.

  Since the paper roll wound up using the paper web winding mechanism of the present invention performs a drying process while performing a winding operation, the paper roll is firmly dried to the core. In addition, in this specification, what has not finished winding is called a paper web, and what has finished winding is called a paper roll.

  Further, the air feeding means includes an air intake portion provided in the concave ventilating groove, an air discharge portion provided in the concave ventilating groove, and a duct provided so as to surround the air intake portion. And a fan for sending air into the duct, and the air sent into the duct by the fan preferably flows from the air intake part to the air discharge part.

  By comprising in this way, it has the effect that it can ventilate uniformly to the said groove | channel ventilation groove | channel with a simple structure, and can suppress the ventilation loss by leakage to the minimum.

  The fan is preferably energized after the paper web has been wound around the outer peripheral surface for at least one turn, and is stopped when the winding of the paper web is completed. Otherwise, the paper web will wind in the wind from the fan, and winding will not be performed well.

  Further, it is preferable to further comprise a liquid spraying means for spraying liquid onto the outer peripheral surface of the solid winding shaft before starting winding. For example, water may be used as the liquid.

  In this way, by spraying the liquid on the outer peripheral surface of the solid winding shaft before starting winding, the first part of the paper web winding is securely attached to the solid winding shaft, and the core strength Is effective. As the liquid spraying means, for example, the liquid jetting means described in Patent Document 3 can be used. However, if the initial portion of the paper web is wetted, a separate drying process or the like is required to dry the core of the paper roll. Therefore, in the present invention, since the drying process is performed while performing the winding operation, there is an effect that the core is firmly dried.

  The paper web take-up mechanism of the present invention can be incorporated in a used paper recycling apparatus for document shredding waste described in Patent Document 2, for example.

  According to the paper web winding mechanism of the present invention, it is possible to provide a paper web winding mechanism that has a simple structure and can be dried while winding the paper web at the beginning of winding. .

  Therefore, if the waste paper recycling apparatus for document shredder waste of the present invention incorporating the paper web winding mechanism of the waste paper recycling apparatus for waste shredder of the present invention is used, This can be done by each organizational unit, such as a housing complex or local government, and it is possible to recycle the shredded documents that have been incinerated or landfilled. This saves resources and energy, shortens the time required to collect used paper, and reduces labor. There is a great effect that it can be achieved.

  DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the accompanying drawings. However, the illustrated examples are shown by way of example, and it goes without saying that various modifications can be made without departing from the technical idea of the present invention. .

  1 is a schematic perspective view of the paper web winding mechanism of the present invention, FIG. 2 is a schematic plan view of the paper web winding mechanism of the present invention, FIG. 3 is a sectional view taken along line III-III of FIG. FIG. 5 is a schematic side view showing a state of the paper roll that has been wound up by the paper web winding mechanism of the present invention, and FIG. 6 is a view of the paper roll that has been wound up. FIG. 7 is a schematic perspective view of a solid winding shaft.

  1 to 4 and 6, reference numeral 10 denotes a paper web winding mechanism of the waste paper recycling apparatus for document shredder according to the present invention. The paper web winding mechanism 10 of the used paper shredding paper recycling apparatus of the present invention includes a pulper that breaks the used paper into a recycled pulp suspension and a paper machine that makes recycled paper from the recycled pulp suspension. A paper web take-up mechanism used in a used paper recycling apparatus for shredded documents, wherein a large number of concave ventilating grooves 12 are provided on the outer peripheral surface 14 and the paper web 16 is wound around the outer peripheral surface 14 A winding shaft 18; a driving means 20 for rotating the solid winding shaft 18; and an air feeding means 22 for feeding air into the concave ventilation groove 12. The paper web 16 wound around the outer peripheral surface 14 is dried by sending air into the air.

  The solid winding shaft 18 is rotatably supported by a bearing member 24, and the bearing member 24 is attached to a base 26. The base 26 has an opening 28 in which the solid winding shaft 18 rotates and the paper web 16 is wound around the solid winding shaft 18.

  As the driving means 20, a winding motor is used in the illustrated example. The solid winding shaft 18 is rotated by the winding motor which is the driving means 20.

  Immediately before the start of winding, water is sprayed onto the solid winding shaft 18 by the liquid spraying means 30 (in the illustrated example, the liquid is water). In this way, by spraying liquid (water) on the outer peripheral surface of the solid winding shaft 18 before starting winding, the first portion of the paper web 16 to be wound is securely attached to the solid winding shaft 18. There is an effect that the strength of the core is secured. Further, as the liquid spraying means 30, the liquid ejecting means described in Patent Document 3 was used. If the initial portion of the paper web 16 is wetted, a separate drying process is required to dry the core of the paper roll 32. In the present invention, the drying process is performed while performing the winding operation. Because it does, it has the effect of drying firmly to the core.

  As shown in FIGS. 3 to 7, the air feeding means 22 includes a large number of air intake portions 34 provided in the vicinity of the base end portion of the concave air passage groove 12 and a distal end portion of the concave air passage groove 12. A plurality of air discharge portions 36 provided, a duct 38 provided so as to surround the air intake portion 34, and a fan 40 for sending air into the duct 38 are included. The air A is sent into the duct 38 by the fan 40, and the air A sent into the duct 38 flows from the air intake part 34 to the air discharge part 36.

  By configuring in this way, it is possible to uniformly vent the concave groove ventilation groove with a simple structure, to minimize the ventilation loss due to leakage, and to perform the drying process while performing the winding operation, to the core A paper roll 32 that is firmly dry is completed.

  The fan 40 is energized and operated after the paper web 16 is wound around the outer peripheral surface 14 at least once. Otherwise, the paper web will wind in the wind from the fan, and winding will not be performed well.

  Further, the base 26 is provided with a slide mechanism 44 that slidably supports the eject plate 42. When the winding of the paper web 16 is finished and the paper roll 32 is formed, the fan 40 stops operating, the eject plate 42 slides and presses the side surface of the paper roll 32, and the paper roll 32 is solidly wound. It is removed from the shaft 18 (FIG. 6).

  Thus, since the drying process is performed while the winding operation is performed, the paper roll 32 of the present invention that has been firmly dried to the core is completed. Therefore, if the paper web winding mechanism 10 of the used paper shredding paper recycling apparatus of the present invention is used in the reel part of the paper machine in the used paper shredding paper recycling apparatus described in Patent Document 2, Document shredded waste can be regenerated in each organizational unit such as a company, government office, union, housing complex, or local public entity. Document shredded waste that has been incinerated or landfilled can be recycled. It is possible to save energy and reduce the time and labor required for collecting used paper.

It is a schematic perspective view of the paper web winding mechanism of this invention. It is a schematic plan view of the paper web winding mechanism of the present invention. It is the III-III sectional view taken on the line of FIG. It is a principal part enlarged view of the paper web winding mechanism of this invention. It is a schematic side view which shows the state of the paper roll which winding was completed with the paper web winding mechanism of this invention. It is a principal part enlarged view which shows the place which removed the paper roll which winding ended. It is a schematic perspective view of a solid winding shaft.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10: Paper web winding mechanism of this invention, 12: Groove ventilation groove, 14: Outer peripheral surface, 16: Paper web, 18: Solid winding shaft, 20: Drive means, 22: Air feeding means, 24: Bearing Member: 26: base, 28: opening, 30: liquid spraying means, 32: paper roll, 34: air intake unit, 36: air discharge unit, 38: duct, 40: fan, 42: eject plate, 44 : Slide mechanism, A: Air.

Claims (4)

A paper web take-up mechanism used in a used paper recycling apparatus for shredded waste paper, including a pulper that breaks up used paper to make a recycled pulp suspension and a paper machine that makes recycled paper from the recycled pulp suspension,
A solid winding shaft provided with a large number of grooved ventilation grooves on the outer peripheral surface, and a paper web is wound around the outer peripheral surface;
Drive means for rotating the solid winding shaft;
Air feeding means for feeding air into the concave ventilating groove;
Including
A paper web take-up mechanism, wherein the paper web wound around the outer peripheral surface is dried by sending air into the concave groove ventilation groove. The air feeding means is
An air intake portion provided in the concave ventilating groove;
An air discharge portion provided in the concave ventilating groove;
A duct provided to surround the air intake portion;
A fan for sending air into the duct;
Including
The paper web winding mechanism according to claim 1, wherein the air fed into the duct by the fan flows from the air intake portion to the air discharge portion.   3. The paper web winding mechanism according to claim 2, wherein the fan is energized after the paper web is wound around the outer peripheral surface at least once, and is stopped when the winding of the paper web is completed.   The paper web winding mechanism according to any one of claims 1 to 3, further comprising liquid spraying means for spraying liquid onto an outer peripheral surface of the solid winding shaft before starting winding.