JP2005305319A - Shredder - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a shredder capable of storing shredded paper and shredded matter other than paper without mixing them with each other and storing either the shredded paper or the shredded matter other than paper as much as possible when only either the shredded paper or the shredded matter other than paper is necessary to be shredded. <P>SOLUTION: The shredder body 1 has a first shredding mechanism 10'to shred paper and a second shredding mechanism 10'' of the object matter other than paper built-in so that each built-in position is different. The shredder body 1 is provided with a position determination means 3 to position the auxiliary dust box in a main dust box 21 so that the discharging part of the shredded matter generated by shredding in the second shredding mechanism 10'' is located at the upper face opening 211 of an auxiliary dust box 21 and the discharging part of the shredded paper generated by shredding in the first shredding mechanism 10' is not located at the upper face opening 211 of an auxiliary dust box 21. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention has a shredder body incorporating a shredding mechanism and a dust box having an upper surface opening. The shredder body is detachably combined with an upper portion of the dust box, and is discharged downward by shredding in the shredder body. The present invention relates to an improvement of a shredder configured to store a fine piece in the dust box.

  There is a shredder in which paper and OHP paper are shredded while being separated, and a fine piece of paper and a fine piece of OHP paper are stored in separate storage units. (See Patent Document 1)

  However, such a shredder discriminates paper and OHP paper with a transmittance sensor, and operates a storage switching plate to guide these small pieces to a separate storage unit so as not to mix them. Is complicated.

In addition, the frequency of shredding is higher for paper, and even though there are not many occasions for using the storage section for the fine fragments of OHP paper among the storage sections, the storage section for the fine paper fragments is always placed at the bottom of the shredder. There was a problem that a certain volume was divided.
Japanese Patent Laid-Open No. 7-24348

  The main problem to be solved by the present invention is that, in a shredder having a structure capable of shredding both paper and a shredded object other than paper, the shredder of paper and shredded objects other than paper are shredded. If it is necessary to squeeze until it is discarded so that it does not mix with the fragments, and if only one of the fragments is needed, It is in the point that it can be stored.

In order to solve the above problems, in the present invention, the shredder has the following configurations (1) to (5).
(1) a main dust box with an upper opening;
(2) an auxiliary dust box having an upper surface opening that is detachably inserted into the main dust box;
(3) A shredder including a shredder body that is detachably combined with an upper portion of the main dust box so as to close an upper surface opening of the main dust box,
(4) The shredder body incorporates a first shredding mechanism for shredding paper and a second shredding mechanism for shredding objects other than paper so that the built-in positions are different,
(5) The discharge portion of the fine fragments generated by the shredding in the second shredding mechanism is located above the upper surface opening of the auxiliary dust box, and the discharge portion of the fine fragments generated by the shredding in the first shredding mechanism is the auxiliary dust box Positioning means for positioning the auxiliary dust box in the main dust box is provided so as not to be positioned above the upper surface opening of the main dust box.

  According to such a configuration, the fine pieces of paper resulting from shredding in the first shredding mechanism and the fine pieces of shredded objects other than paper resulting from shredding in the second shredding mechanism are discarded in a separated state. Until then, it can be stored in the dust box.

  In addition, when it is necessary to shred only one of paper and a shredded object other than paper, the main dust box is pulled out from the main dust box, and the main dust box is combined with the main shredder body. Any one of these small pieces can be stored using the entire capacity of the dust box.

  When the dust box is full of fine pieces, the fine pieces can be easily taken out from the dust box and discarded by separating the dust box and the shredder body.

  The positioning means includes a protrusion formed on one of the bottom of the main dust box and the bottom of the auxiliary dust box, and a recess formed on the other of the main dust box and entering the protrusion by inserting the auxiliary dust box into the main dust box. It may be configured by.

  In this case, simply by inserting the auxiliary dust box into the main dust box, the upper surface opening of the auxiliary dust box is stably located directly under the discharge part of the second shredding mechanism, and the first shredding mechanism It is possible to prevent the robot from being unexpectedly located immediately below the discharge portion.

One outer surface of the auxiliary dust box is in contact with one inner surface of the main dust box,
The positioning means protrudes from the bottom of the main dust box and, when the auxiliary dust box is inserted into the main dust box, the auxiliary means is placed on the other outer surface at a position opposite to the one outer surface of the auxiliary dust box. It may be configured by a protruding portion that contacts on the bottom side of the dust box.

  In this case, the loading position of the auxiliary dust box can be clearly indicated to the user, and the top opening of the auxiliary dust box is simply inserted into the main dust box so that the discharge portion of the second shredding mechanism It is possible to prevent the position of the first shredding mechanism from being unexpectedly positioned immediately below the discharge portion of the first shredding mechanism.

One outer surface of the auxiliary dust box is in contact with one inner surface of the main dust box,
The positioning means protrudes from the lower part of the shredder body, and is placed on the other outer surface of the auxiliary dust box placed in the main dust box at the upper side of the auxiliary dust box. It may be configured by a projecting portion that touches.

  In this case, after the auxiliary dust box is loaded at a predetermined position of the main dust box, the shredder body is placed on the main dust box in a mounting manner, so that the upper surface opening of the auxiliary dust box inserted into the main dust box is opened. Can be supported also on the upper side of the auxiliary dust box so that is positioned directly below the discharge portion of the second shredding mechanism.

  Further, the positioning means includes a vertically extending rib formed on one of the upper portion of the main dust box and the upper portion of the auxiliary dust box, and the upper end of the groove is released on the other upper surface opening. In some cases, the auxiliary dust box is inserted into the main dust box, and the rib is inserted into the dividing groove.

  Even in such a case, the auxiliary dust box is simply placed in the main dust box so that the upper surface opening of the auxiliary dust box is stably located directly under the discharge part of the second shredding mechanism, and the first fine box. It is possible to prevent unexpected positioning immediately below the discharge portion of the cutting mechanism.

  According to the shredder according to the present invention, the fine piece of paper and the fine piece of the object to be shredded other than paper can be accumulated until disposal so as not to be mixed, and the fine piece of only one of the fine pieces. When cutting is required, the auxiliary dust box can be extracted from the main dust box so that one of these small pieces can be stored as much as possible.

  The best mode for carrying out the present invention will be described below with reference to FIGS.

  1 to 6 show the shredder according to the embodiment, and FIG. 7 shows a state where the main dust box 20 and the auxiliary dust box 21 constituting the dust box 2 of the shredder are separated from each other. As shown. FIG. 8 shows an example in which a part of the configuration of the dust box 2 is changed.

  The shredder according to this embodiment has a shredder body 1 incorporating a shredding mechanism 10 and a dust box 2 having an upper surface opening. The shredder body 1 is detachably combined with the upper portion of the dust box 2. The shredder body 1 is configured to accumulate the fine pieces discharged downward by shredding in the dust box 2.

Such a shredder is
(1) a main dust box 20 having an upper surface opening 201;
(2) Auxiliary dust box 21 having an upper surface opening 211 that is inserted into and removed from the main dust box 20;
(3) The shredder body 1 is provided so as to be detachably combined with the upper portion of the main dust box 20 so as to close the upper surface opening 201 of the main dust box 20.

  In the illustrated example, the main dust box 20 includes a bottom plate 202, a front plate 203 and a back plate 204, and both side plates 205 and 205, and is configured to have a box shape with an upper surface opened. The front plate 203 is configured to have an arcuate horizontal cross section so that the outside of the main dust box 20 is curved outside.

  On the other hand, the auxiliary dust box 21 includes a bottom plate 212, a front plate 213, and a back plate 214, and is configured to have a box shape with an upper surface opened. Further, the front plate 213 of the auxiliary dust box 21 is configured to have an arcuate horizontal cross section so that the outside of the auxiliary dust box 21 is curved outward. The back plate 214 of the auxiliary dust box 21 is configured to be substantially parallel to the back plate 204 of the main dust box 20, and the left and right edge portions of the front plate 213 of the auxiliary dust box 21 are located on the left and right edge portions of the back plate 214. Connected together. That is, the auxiliary dust box 21 has a shape of a part of a circle smaller than a semicircle, both inside and outside of the horizontal cross section. The auxiliary dust box 21 is configured so that the curvature of the front plate 213 is substantially equal to the curvature of the front plate 203 of the main dust box 20, and the left and right dimensions of the back plate 214 of the auxiliary dust box 21 are the same as the main dust box. It is made to become substantially equal to the dimension between the inner surfaces of 20 side plates 205,205. At the same time, the height of the auxiliary dust box 21 is made substantially equal to the dimension from the inner surface of the bottom plate 202 of the main dust box 20 to the opening edge 206 of the upper surface opening 201. Thus, in the illustrated example, the auxiliary dust box 21 is placed in the main dust box 20, the outer surface of the front plate 213 of the auxiliary dust box 21 is in contact with the inner surface of the front plate 203 of the main dust box 20, and the auxiliary dust box 21 By inserting the back plate 214 and the back plate 204 of the main dust box 20 in a substantially parallel direction, the auxiliary dust box 21 can be inserted into the main dust box 20 without backlash.

  The shredder body 1 has a shredding mechanism 10 in an internal space formed by an upper cabinet 11 having a lower surface opening and a lower cabinet 12 combined with a lower portion of the upper cabinet 11 so as to close the lower surface opening of the upper cabinet 11. Is built in. In the lower outer peripheral portion of the lower cabinet 12, a circular protrusion 121 having a circular inner surface 122 that follows the contour shape of the opening edge 206 of the upper surface opening 201 of the main dust box 20 is formed. The shredder body 1 is placed and combined on the main dust box 20 so that the upper outer surface of the main dust box 20 is in contact with the circumferential inner surface 122 of the protruding portion 121 and the opening edge 206 is brought into contact with the lower surface of the lower cabinet 12. Thus, a shredder is configured.

  The shredder body 1 also incorporates a first shredding mechanism 10 'for shredding paper and a second shredding mechanism 10 "for shredding objects other than paper so that their built-in positions are different. .

  In the illustrated example, each of the shredding mechanisms 10 includes a plurality of shredder blades provided on the main shaft 102 with a space between the main shaft 102 and a shredded blade body 103 adjacent in the axial direction of the main shaft 102. It is comprised by arrange | positioning the shaft-shaped rotary cutter body 101 which consists of the bodies 103, 103 ... in parallel. In the illustrated example, any of the shredding mechanisms 10 is arranged in a direction in which the rotation axis of the shaft-like rotary cutter body 101 is along the left-right direction of the shredder. Further, above the first shredding mechanism 10 ′, a first insertion portion 111 of paper having a slit shape opened in the upper cabinet 11 is formed, and above the second shredding mechanism 10 ″, A second insertion portion 112 of an object to be shredded other than the slit-shaped paper established in the upper cabinet 11 is formed, and in the illustrated example, the paper inserted from the first insertion portion 111 is the first insertion portion 112. Lower cabinet which is fed between a pair of shaft-like rotary cutter bodies 101, 101 constituting one shredding mechanism 10 'and is shredded by rotation of the pair of shaft-like rotary cutter bodies 101, 101 to become a fine piece 12 is sent out downward from the first discharge part 123 established in 12. Further, the shredding object other than the paper inserted from the second insertion part 112 is provided with the second shredding mechanism 10 ″. The second rotary shaft 12 is opened between the pair of shaft-like rotary cutter bodies 101, 101, and is cut into pieces by the rotation of the pair of shaft-like rotary cutter bodies 101, 101. It is sent out from the discharge part 124 downward. In the illustrated example, by rotating a handle 13 provided on one side of the shredder main body 1, the pair of shaft-like rotary cutter bodies 101, 101 constituting both the shredding mechanisms 10 ', 10 "are rotated. A pair of shaft-like rotary cutter bodies 101 and 101 constituting both shredding mechanisms 10 'and 10 "are built in the shredder body 1 and rotated by this motor. It can also be made to let you.

  In this embodiment, the second discharge portion 124 of the fine fragments generated by the shredding in the second shredding mechanism 10 ″ is located above the upper surface opening 211 of the auxiliary dust box 21, and the first Positioning means 3 for positioning the auxiliary dust box 21 in the main dust box 20 so that the first discharge portion 123 of the fine fragments generated by the cutting in the shredding mechanism 10 ′ is not positioned above the upper surface opening 211 of the auxiliary dust box 21. I have.

  In the illustrated example, the auxiliary dust box 21 is inserted into the main dust box 20 and the combination of the shredder body 1 with respect to the main dust box 20 is also directed. That is, the auxiliary dust box 21 is placed in the main dust box 20, the outer surface of the front plate 213 of the auxiliary dust box 21 is in contact with the inner surface of the front plate 203 of the main dust box 20, and the back plate 214 of the auxiliary dust box 21 and the back of the main dust box 20. The auxiliary dust box 21 can be inserted into the main dust box 20 without rattling by inserting the plate 204 in a direction substantially parallel to the plate 204. In this insertion state, the second discharge section 124 is provided. The upper surface opening 211 of the auxiliary dust box 21 is located only directly below the auxiliary dust box 21, and the insertion position of the auxiliary dust box 21 can be stably maintained.

  Thus, in this embodiment, the paper shredder resulting from shredding in the first shredding mechanism 10 'and the shredding object other than the paper resulting from shredding in the second shredding mechanism 10 ". The pieces can be stored in the dust box 2 until they are discarded in a separated state, typically paper and plastic sheets, films, plates, etc. that are required to be separated from the paper. The former fine piece and the latter fine piece can be stored in the dust box 2 so as not to be mixed in. Such plastic sheets, films, plates, etc. should be, for example, OHP sheets, shredded and discarded Examples include recording media such as credit cards and compact discs.

  In addition, when it is necessary to shred only one of paper and a shredder object other than paper, typically, when shredding only paper that is most frequently shredded, the main dust box By combining the shredder body 1 with the main dust box 20 in a state in which the auxiliary dust box 21 is extracted from the inside, it is possible to use all the capacity of the main dust box 20 to store the fine pieces of the paper.

  When the dust box 2 is filled with the fine pieces, the fine pieces can be easily taken out from the dust box 2 and discarded by separating the dust box 2 and the shredder body 1.

  The positioning means 3 has a protrusion formed on one of the bottom of the main dust box 20 and the bottom of the auxiliary dust box 21 and the protrusion formed by inserting the auxiliary dust box 21 into the main dust box 20 on the other of them. It can comprise by the recessed part into which a part enters.

  In the illustrated example, one of the positioning means 3 is formed by inserting a projection 30 formed at the bottom of the main dust box 20 and the auxiliary dust box 21 formed at the bottom of the auxiliary dust box 21 into the main dust box 20. The projecting portion 30 is configured by the recessed portion 31 into which the projecting portion 30 enters.

  In this case, simply by inserting the auxiliary dust box 21 into the main dust box 20, the upper surface opening 211 of the auxiliary dust box 21 can be stably positioned directly below the second discharge portion 124 of the second shredding mechanism 10 ″. In addition, it is possible to prevent the first shredding mechanism 10 ′ from being unexpectedly positioned directly below the first discharge portion 123.

In the illustrated example, as described above, one outer surface (outer surface of the front plate 213) of the auxiliary dust box 21 is in contact with one inner surface (the inner surface of the front plate 203) of the main dust box 20. ,
The other one of the positioning means 3 protrudes from the bottom of the main dust box 20 and the auxiliary dust box 21 is inserted into the main dust box 20 so that the one outer surface of the auxiliary dust box 21 (the outer surface of the front plate 213). ) To the other outer surface (the outer surface of the back plate 214) at a position opposite to ()).

  In the illustrated example, this makes it possible for the user to clearly indicate the loading position of the auxiliary dust box 21, and by simply inserting the auxiliary dust box 21 into the main dust box 20, the upper surface opening of the auxiliary dust box 21 is opened. 211 is more stably positioned immediately below the second discharge portion 124 of the second shredding mechanism 10 ″ and unexpectedly positioned immediately below the first discharge portion 123 of the first shredding mechanism 10 ′. There is no such thing.

  Further, in the illustrated example, another one of the positioning means 3 protrudes from the lower portion of the shredder body 1 and the one outer side surface (front plate) of the auxiliary dust box 21 inserted into the main dust box 20. The outer surface of the auxiliary dust box 21 is in contact with the other outer surface (the outer surface of the back plate 214) at a position facing the outer surface of the auxiliary dust box 21.

  In the illustrated example, the auxiliary dust box 21 is loaded in a predetermined position of the main dust box 20 and the shredder body 1 is placed on the main dust box 20 in a mounting manner. The upper opening 211 of the auxiliary dust box 21 inserted into the auxiliary dust box 21 is also supported on the upper side of the auxiliary dust box 21 so that it is positioned directly below the second discharge portion 124 of the second shredding mechanism 10 ″. ing.

  Such positioning means 3 includes a rib extending in the vertical direction formed in one of the upper part of the main dust box 20 and the upper part of the auxiliary dust box 21 and the other upper surface opening (that is, the upper surface). It is also possible that the groove upper end is opened and the upper end of the groove 211) is opened and the auxiliary dust box 21 is inserted into the main dust box 20 so that the rib enters the rib.

  In the example shown in FIG. 8, a rib 35 extending in the vertical direction is formed on the outer surface of the auxiliary dust box 21 on the outer surface in the vicinity of the connection position between the front plate 213 and the back plate 214, and the main dust box 20. The upper surface 201 of the main dust box 20 formed on the both side plates 205 and 205 of the main dust box 20 releases the upper end of the groove so that the auxiliary dust box 21 is inserted into the main dust box 20 and the split groove 34 into which the rib 35 enters. The positioning means 3 is configured.

  Even in this case, simply by inserting the auxiliary dust box 21 into the main dust box 20, the upper surface opening 211 of the auxiliary dust box 21 can be stably directly below the second discharge portion 124 of the second shredding mechanism 10 ″. And it is possible to prevent the first shredding mechanism 10 ′ from being unexpectedly located immediately below the first discharge portion 123.

Front view of shredder Rear view Same side view Plan view Same part fracture plan view Cross section Perspective view of dust box 2 A perspective view showing another variation of the dust box 2

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Shredder main body 10 '1st shredding mechanism 10 "2nd shredding mechanism 123 1st discharge part 124 2nd discharge part 20 Main dust box 201 Upper surface opening 21 Auxiliary dust box 211 Upper surface opening 3 Positioning means

Claims (5)

A main dust box with a top opening;
An auxiliary dust box with an upper surface opening that can be put in and out of the main dust box,
A shredder comprising a shredder body that is detachably combined with the upper portion of the main dust box so as to close the upper surface opening of the main dust box,
The shredder body incorporates a first shredding mechanism for shredding paper and a second shredding mechanism for shredding objects other than paper so that the built-in positions are different,
The discharge portion of the fine fragments generated by the shredding in the second shredding mechanism is located above the upper surface opening of the auxiliary dust box, and the discharge portion of the fine fragments generated by the shredding in the first shredding mechanism is the upper surface opening of the auxiliary dust box A shredder comprising positioning means for positioning the auxiliary dust box in the main dust box so that the auxiliary dust box is not positioned above the main dust box.   The positioning means includes a protrusion formed on one of the bottom of the main dust box and the bottom of the auxiliary dust box, and a recess formed on the other of the main dust box and inserted into the main dust box. The shredder according to claim 1, wherein the shredder is configured. One outer surface of the auxiliary dust box comes into contact with one inner surface of the main dust box,
Positioning means protrudes from the bottom of the main dust box, and when the auxiliary dust box is inserted into the main dust box, the auxiliary dust box is placed on the other outer surface at a position opposite to the one outer surface of the auxiliary dust box. The shredder according to claim 1, wherein the shredder is formed by a protruding portion that is in contact with the bottom side of the paper. One outer surface of the auxiliary dust box comes into contact with one inner surface of the main dust box,
Positioning means protrudes from the lower part of the shredder body and on the other outer surface of the auxiliary dust box placed in the main dust box at the upper side of the auxiliary dust box. The shredder according to any one of claims 1 to 3, wherein the shredder is configured by a projecting portion in contact therewith.   A positioning means is formed on either the upper part of the main dust box or the upper part of the auxiliary dust box and extending in the vertical direction. The shredder according to any one of claims 1 to 4, wherein the shredder is configured by a split groove into which the rib is inserted by inserting the auxiliary dust box into the dust box.

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