CN101868300B - Paper feeding roller for a shredder - Google Patents
Paper feeding roller for a shredder Download PDFInfo
- Publication number
- CN101868300B CN101868300B CN2007801015159A CN200780101515A CN101868300B CN 101868300 B CN101868300 B CN 101868300B CN 2007801015159 A CN2007801015159 A CN 2007801015159A CN 200780101515 A CN200780101515 A CN 200780101515A CN 101868300 B CN101868300 B CN 101868300B
- Authority
- CN
- China
- Prior art keywords
- feed
- feeding
- protuberance
- roll
- paper
- 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.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0007—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating documents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/22—Feed or discharge means
- B02C18/2225—Feed means
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
Provided is a paper-feed roller including a rotatable roller shaft, a rotatable roller member coupled to the roller shaft, a friction-feed member on an outer circumference of the roller member, and a feed protrusion coupled to the roller member, the feed protrusion protruding a predetermined amount from the friction-feed member.
Description
Technical field
Embodiments of the present invention relate to a kind of shredder.
Background technology
Shredder is to be used for file is cut into the device of fractionlet to prevent that scratch file from revealing.
Shredder is divided into manually gives sheet type and automatic paper feed type.
This cutaway view of Fig. 1 illustrates disclosed shredder among the korean patent application No.10-2005-0013275 that the present patent application people invents and apply for.
Referring to Fig. 1, shredder comprises: shell 1, and it forms the outward appearance of shredder; CD-ROM drive motor 2, it is arranged in the shell 1 and produces driving force; Attaching parts 3, it is used for the driving force of CD-ROM drive motor 2 is delivered to correct position; The cutter side connects gear 4, and it is connected to attaching parts 3 and is used for driving force is delivered to a pair of cutter 5; And feeding side connection gear 6, it is connected to attaching parts 3 and is used for driving force is delivered to a plurality of feed rolls 7.
Specifically, the auto-feed side comprises: paper feeding disk 11 is placed with plurality of sheets of paper and opens P on paper feeding disk 11; Push part 12, it is placed on paper feeding disk 11 belows and is used for upwards promoting to be placed on paper P on the paper feeding disk 11; Pushing spring 13, it flexibly upwards promotes push part 12; And feed roll 7, it is arranged on the paper feeding disk 11 and is used for downward feeding paper P.
Be used to detect the front end place that the auto-feed sensor 9 that whether is placed with paper on the paper feeding disk 11 is arranged on paper feeding disk 11.Auto-feed sensor 9 can be the touch sensor that is used to detect paper, perhaps can be by detecting paper whether stop that the light transmission detects the optical pickocff of paper feed state.
In addition, in order to detect the paper of hand feed, at the front end place of the importation of hand feed parts hand feed sensor 10 is set, to detect paper.When auto-feed sensor 9 or hand feed sensor 10 detected the feeding that shredded paper to be cut opens, CD-ROM drive motor 2 runnings were with starting cutter 5 and feed roll 7.
Although the attaching parts among Fig. 13 comprise the gear of predetermined quantity, also can use such as band and wait other any connecting elements.
With reference to previous constructions in detail, the operation and the effect of shredder will be described in detail now.
In the automatic paper feed type in detail, the automatic operation of chopping paper will be described in detail now.When paper was placed on the paper feeding disk 11, auto-feed sensor 9 detected paper feed, and therefore CD-ROM drive motor 2 starts to operate.
When paper was placed on the paper feeding disk 11, pushing spring 13 produced the power that upwards promotes push part 12, and push part 12 makes paper contact with feed roll 7 around the pin joint rotation that is positioned at left part thus.
When push part 12 upwards promoted paper, top sheet contacted with feed roll 7 at least, and the torque of CD-ROM drive motor 2 is connected gear 6 by attaching parts 3 with the feeding side and is delivered to feed roll 7, rotated feed roll 7 thus.In addition, feeding protuberance 8 preset space length that on the outer peripheral edges of each feed roll 7, is spaced apart from each other, thus make feed roll 7 can once pick up these paper of paper feeding of some.
At this, taper off to a point to transmit paper at the place, end of each feeding protuberance 8.In addition, being formed with backstop 14 moves down to prevent paper.Therefore, thus being compelled to property of the paper promotion of the predetermined quantity that only picks up by feeding protuberance 8 on backstop 14, pass through.
Certainly because the push part 12 mobile paper that keeps up, therefore in feeding after predetermined quantity or the more paper, remaining paper is continuous feed still.
Thereafter, the paper feed by backstop 14 to cutter 5 to be chopped into fractionlet.
Manually giving in the sheet type, the manual operation of chopping paper now will be described in detail in detail.When paper feed arrived manual infeed mean, hand feed sensor 10 detected paper, and CD-ROM drive motor 2 is driven then.Then, the torque of CD-ROM drive motor 2 is connected gear 4 by attaching parts 3 with the cutter side and is delivered to cutter 5.Paper is rolled in the gap between a pair of cutter 5 to be shredded.Understand easily, cutter 5 has circular cross-section and comprises a plurality of blades.
When paper was rolled in the gap between the cutter 5, cutter 5 was chopped into fractionlet with paper thus apace with the fast speed rotation under the situation that need not feed roll 7.
Understand easily, different gear ratios allow that cutter 5 slightly rotates soon than feed roll 7, and therefore need not feed roll 7 just can shred paper apace,
In addition, if be involved in excessive paper in the gap between the cutter 5, cause motor overload, then motor speed reduces and/or the power consumption raising detects the paper that is involved in by being checked through.
In addition, the excessive paper that is entangled in the gap between the cutter 5 can shift out by the time-out and the reversing scheduled volume of CD-ROM drive motor 2.Thereafter, CD-ROM drive motor 2 is shut down.This operation makes shifts out excessive paper and becomes convenient; Prevented that shredder is owing to motor overload produces fault; And the working life that has prolonged shredder.
Fig. 2 is the front view of a plurality of feed rolls 7 of diagram.
Referring to Fig. 2, provide the feed roll 7 that is used for feeding predetermined quantity paper, a plurality of feeding protuberances 8 that are arranged in each feed roll 7 middle body, and the roll shaft 15 that is used for rotating feed roll 7 with constant speed.Though not shown, understand easily, be connected at least one side that gear 6 meshed gears are fixed to roll shaft 15 with the feeding side of Fig. 1.
Feed roll is the feeding paper reposefully, and departs from direction of feed when preventing to carry out paper feed.
Fig. 3 is a diagram and the cutaway view of different feed roll 7 shown in Figure 2.Fig. 4 is the cutaway view that the I-I ' line along Fig. 3 cuts open.
Referring to Fig. 3 and 4, feed roll 7 has round-shaped; In the outer peripheral edges of feed roll 7, form groove 16 with preset width; Sharp-pointed feeding protuberance 8 stretches out from groove 16.Compare with single feeding protuberance, feeding protuberance 8 is feeding and guiding paper intactly.
Simultaneously, the feeding protuberance 8 of expectation feed roll 7 can be once with predetermined quantity or more paper feeds cutter 5 to Fig. 1.Yet in the paper feed process, feeding protuberance 8 can be torn paper.
At this, the paper of having torn further is torn by the rotation of feed roll 7, up to feed roll 7 can not pick up torn paper till.As a result, the paper of having torn is not fed into cutter 5.
Summary of the invention
Technical problem
Embodiments of the present invention provide a kind of feed roll of shredder, are fed protuberance and tear even it is used for paper, also predetermined quantity or more paper can be fed into cutter reposefully.
Technical scheme
In one embodiment, feed roll comprises: revolvable roll shaft; Be couple to the revolvable roller component of roll shaft; Be positioned at the friction feed member on the outer peripheral edges of roller component; And the feeding protuberance that is couple to roller component, the feeding protuberance stretches out scheduled volume from the friction feed member, and wherein, described roller component comprises first and second roller components, and described feeding protuberance is arranged between described first and second roller components.
In another embodiment, feed roll comprises: revolvable roll shaft; A plurality of revolvable roller components that are couple to roll shaft; Be arranged in the friction feed member at least one the outer peripheral edges of roller component; And be couple at least one feeding protuberance in the roller component, wherein, described roller component comprises first and second roller components, and described feeding protuberance is arranged between described first and second roller components.
Beneficial effect
According to embodiment, even being fed protuberance, tears by paper, the feed roll of shredder also can be fed into cutter reposefully with predetermined quantity or more paper.
Description of drawings
Fig. 1 is the cutaway view of disclosed shredder among the korean patent application No.10-2005-0013275 of the present patent application people invention and application.
Fig. 2 is the front view of the feed roll of diagram prior art.
Fig. 3 is a diagram and the cutaway view of different feed roll shown in Figure 2.
Fig. 4 is the cutaway view that the line I-I ' along Fig. 3 cuts open.
Fig. 5 to 7 is diagram views according to the feed roll of the shredder of first embodiment.
Fig. 8 is the side view of diagram according to the feed roll of second embodiment.
Fig. 9 is the side view of diagram according to the feed roll of the 3rd embodiment.
Figure 10 is the side view of diagram according to the feed roll of the 4th embodiment.
Figure 11 is the side view of diagram according to the feed roll of the 5th embodiment.
Figure 12 is the view of diagram according to the feed roll of the 6th embodiment.
The specific embodiment
Now will be in detail with reference to the embodiment of the disclosure content, its example is shown in the drawings.
Fig. 5 to 7 is diagram views according to four feed rolls 100 of the shredder of first embodiment.
Specifically, Fig. 5 and 6 is views of diagram feed roll 100 structures, and Fig. 7 is the view of the assembly of diagram roll shaft 60 and feed roll 100.
Referring to Fig. 5 to 7, each feed roll 100 comprises first and second roller components 31 and 51, the first and second friction feed members 32 and 52 and two feeding protuberances 40 that are arranged between first and second roller components 31 and 51.
Simultaneously, second roller component 51 comprises: the second roll shaft hole 54, and roll shaft 60 is inserted and is passed the second roll shaft hole 54; Second screw 53 is assembled into first and second roller components 31 and 51 together thereby screw passes second screw 53; Guide hole 55, it guides this assembling; And six second accommodation sections 56, it is used to hold feeding protuberance 40.
The first and second roll shaft holes 34 and 54 have polygonal shape, to rotate first and second roller components 31 and 51 along with the rotation of roll shaft 60.In embodiment, the first and second roll shaft holes 34 and 54 have hexagonal shape.For example, the first and second roll shaft holes 34 and 54 Any shape that can have such as quadrangle form or pentagon shaped.
In addition, although roll shaft 60 insertions have in the first and second roll shaft holes 34 and 54 of hexagonal shape in embodiment, roll shaft 60 can utilize adhesive or screw bolt and nut and feed roll 100 to couple.
As a result, the first and second roll shaft holes 34 and 54 are coupled on the roll shaft 60, to rotate along with the rotation of roll shaft 60.
Form first and second screws 33 and 53 in order to fix first and second roller components 31 and 51.At first, screw passes first screw 33 to firmly fix first and second roller components 31 and 51.
Although in embodiment, used screw, also can utilize adhesive to couple first and second roller components 31 and 51.
Each guide hole 55 holds each guiding protuberance 35.Guiding protuberance 35 and guide hole 55 guiding first and second roller components 31 and 51 assemblings along predetermined direction.Because first and second roller components 31 and 51 support feeding protuberance 40, therefore should assemble first and second roller components 31 and 51 along predetermined direction.
Simultaneously, although feeding protuberance 40 is fixed by first and second roller components 31 and 51 in embodiment, feeding protuberance 40 also can utilize adhesive.And one in first and second roller components 31 and 51 can have the accommodation section that is used to hold feeding protuberance 40, and another can not have the accommodation section.Therefore, must not assemble first and second roller components 31 and 51 along predetermined direction.In addition, do not need to guide protuberance 35 and guide hole 55 yet.
Although two feeding protuberances 40 are provided in embodiment, the quantity of feeding protuberance 40 can change.
Although feeding protuberance 40 is formed by metal, feeding protuberance 40 can be formed by the stainless steel that comprises nickel and chromium.Feeding protuberance 40 is couple to first and second roller components 31 and 51, to stretch out the height of 0.5mm to the 2.0mm scope from the first and second friction feed members 32 and 52.
The first and second friction feed members 32 and 52 are by (EthylenePropylene Diene Monomer, rubber EPDM) forms such as ethylene propylene diene rubber.
The first and second friction feed members 32 and 52 transmit has torn or has not been fed the paper that protuberance 40 transmits.A plurality of teats 37 and 57 stretch out the height of 0.1mm to the 0.5mm scope from the first and second friction feed members 32 and 52 respectively.Teat 37 and 57 is also formed by rubber.
For example, the first and second friction feed members 32 and 52 can have smooth surface.
Fig. 8 is the side view of the feed roll of diagram second embodiment.With omit to first embodiment in those similar descriptions.
Though the structure of the not shown roll shaft 60 and second roller component 51, be appreciated that second roller component 51 have with first embodiment in the corresponding structure of first roller component 31.
Fig. 9 is the side view of diagram according to the feed roll of the 3rd embodiment.With omit to first embodiment in those similar descriptions.
Though the structure of the not shown roll shaft 60 and second roller component 51, be appreciated that second roller component 51 have with first embodiment in the corresponding structure of first roller component 31.
Figure 10 is the side view of diagram according to the feed roll of the 4th embodiment.With omit to first embodiment in those similar descriptions.
Though the structure of the not shown roll shaft 60 and second roller component 51, be appreciated that second roller component 51 have with first embodiment in the corresponding structure of first roller component 31.
Figure 11 is the side view of diagram according to the feed roll of the 5th embodiment.With omit to first embodiment in those similar descriptions.
Though the structure of the not shown roll shaft 60 and second roller component 51, be appreciated that second roller component 51 have with first embodiment in the corresponding structure of first roller component 31.
Figure 12 is that diagram is according to two second feed rolls 200 of the 6th embodiment and the view of two the 3rd feed rolls 300.With omit to first embodiment in those similar descriptions.
The 3rd feed roll 300 is included on first roller component 31 the first friction feed member 32 that forms, at the second friction feed member 52 that forms on second roller component, at teat 37 that forms on the first friction feed member 32 and the teat 57 that on the second friction feed member 52, forms.In the 3rd feed roll 300, do not comprise feeding protuberance 40.
The second and the 3rd feed roll is arranged alternately.Although feed roll 200 and 300 quantity are four in the 6th embodiment, quantity can change.
As mentioned above, according to the feed roll of embodiment of the present invention by the roll shaft rotation with the paper feed of predetermined quantity to cutter.
Feed roll comprises the revolvable roller component that is couple to roll shaft, the friction feed member that is couple to the feeding protuberance of roller component and is couple to roller component.
The friction feed member can comprise teat.Feeding protuberance and friction feed member can be couple to same roller component.Alternatively, the feeding protuberance can be couple to any one in the roller component, and the friction feed member can be couple in the roller component another.
In other words, the feed roll that is used for the feeding paper comprises the feeding protuberance and comprises the friction feed member of teat.
Therefore, feed roll utilize the feeding protuberance with predetermined quantity or more paper feeds to cutter.In addition, even paper is torn by the feeding protuberance, feed roll also can utilize friction feed member feeding paper reposefully.
Industrial applicability
Embodiments of the present invention can be applicable to shredder.
Claims (12)
1. feed roll comprises:
Revolvable roll shaft;
Be couple to the revolvable roller component of described roll shaft;
Be positioned at the friction feed member on the outer peripheral edges of described roller component; And
Be couple to the feeding protuberance of described roller component, described feeding protuberance stretches out scheduled volume from described friction feed member,
Wherein, described roller component comprises first and second roller components, and described feeding protuberance is arranged between described first and second roller components.
2. feed roll as claimed in claim 1, wherein, described roll shaft has polygonal cross-section.
3. feed roll as claimed in claim 1, wherein, described first and second roller components comprise the guiding protuberance respectively and hold the guide hole of described guiding protuberance.
4. feed roll as claimed in claim 1, wherein, described feeding protuberance stretches out 0.5mm to 2.0mm from described friction feed member.
5. feed roll as claimed in claim 1, wherein, described friction feed member is formed by rubber.
6. feed roll as claimed in claim 1, wherein, described friction feed member comprises a plurality of teats that stretch out scheduled volume.
7. feed roll as claimed in claim 6, wherein, described teat stretches out 0.1mm to 0.5mm from described friction feed member.
8. feed roll as claimed in claim 6, wherein, described teat is spaced apart from each other on described friction feed member.
9. feed roll comprises:
Revolvable roll shaft;
A plurality of revolvable roller components that are couple to described roll shaft;
Be arranged in the friction feed member at least one the outer peripheral edges of described roller component; And
Be couple at least one the feeding protuberance in the described roller component,
Wherein, described roller component comprises first and second roller components, and described feeding protuberance is arranged between described first and second roller components.
10. feed roll as claimed in claim 9, wherein, described feeding protuberance stretches out 0.5mm to 2.0mm from described friction feed member.
11. feed roll as claimed in claim 9, wherein, described friction feed member comprises a plurality of teats.
12. feed roll as claimed in claim 11, wherein, described teat stretches out 0.1mm to 0.5mm from described friction feed member.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/KR2007/005677 WO2009064033A1 (en) | 2007-11-12 | 2007-11-12 | Paper feeding roller for a shredder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101868300A CN101868300A (en) | 2010-10-20 |
| CN101868300B true CN101868300B (en) | 2013-07-24 |
Family
ID=40638865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007801015159A Expired - Fee Related CN101868300B (en) | 2007-11-12 | 2007-11-12 | Paper feeding roller for a shredder |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20110068530A1 (en) |
| KR (1) | KR20100106954A (en) |
| CN (1) | CN101868300B (en) |
| WO (1) | WO2009064033A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201380106Y (en) * | 2009-02-25 | 2010-01-13 | 青岛皇冠电子有限公司 | Automatic induction device of paper shredder |
| DE102014100716A1 (en) * | 2014-01-22 | 2015-07-23 | Hermann Schwelling | Unit for feeding sheet material for a shredder |
| US10537896B2 (en) * | 2016-07-05 | 2020-01-21 | Aurora Office Equipment Co., Ltd. Shanghai | Autofeed paper shredder with clip and staple removal |
| JP6915919B2 (en) * | 2018-07-24 | 2021-08-04 | アイリスオーヤマ株式会社 | Shredder |
| CN110116036B (en) * | 2019-06-11 | 2021-05-28 | 杭州雨彤文化创意有限公司 | Paper shredder convenient for feeding |
| CN114178019B (en) * | 2021-11-24 | 2024-03-08 | 济南华章实业有限公司 | Efficient paper grinder capable of adjusting grinding degree |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5372359A (en) * | 1992-03-11 | 1994-12-13 | Matsushita Electric Industrial Co., Ltd. | Sheet feeding apparatus |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3933350A (en) * | 1974-12-09 | 1976-01-20 | Mignano Frank J | Paper insert feeder |
| US5226743A (en) * | 1991-04-16 | 1993-07-13 | Hewlett-Packard Company | Method and apparatus for paper control in a printer |
| KR950010996U (en) * | 1993-10-20 | 1995-05-15 | ||
| US5697560A (en) * | 1996-03-11 | 1997-12-16 | Etc. Industries, Inc. | Fiberglass cutting apparatus and method |
| JP3702600B2 (en) * | 1997-08-25 | 2005-10-05 | ブラザー工業株式会社 | Sheet transport device |
| US6135444A (en) * | 1998-12-15 | 2000-10-24 | Hewlett-Packard Company | Automatic sheet feeding mechanism |
| JP2004011734A (en) * | 2002-06-06 | 2004-01-15 | Three M Innovative Properties Co | Elastic member, and paper feed roller using the same |
| US7300049B2 (en) * | 2005-01-12 | 2007-11-27 | Pitney Bowes Ltd. | Feed of sheet material in a feeder/separator |
| KR100699600B1 (en) * | 2005-02-17 | 2007-03-23 | 로얄소브린 주식회사 | Shredder |
| JP2007314304A (en) * | 2006-05-25 | 2007-12-06 | Ktf:Kk | Automatic paper feeding mechanism and automatic paper feeding device |
-
2007
- 2007-11-12 CN CN2007801015159A patent/CN101868300B/en not_active Expired - Fee Related
- 2007-11-12 WO PCT/KR2007/005677 patent/WO2009064033A1/en active Application Filing
- 2007-11-12 KR KR1020107010581A patent/KR20100106954A/en active Search and Examination
- 2007-11-12 US US12/742,582 patent/US20110068530A1/en not_active Abandoned
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5372359A (en) * | 1992-03-11 | 1994-12-13 | Matsushita Electric Industrial Co., Ltd. | Sheet feeding apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20100106954A (en) | 2010-10-04 |
| CN101868300A (en) | 2010-10-20 |
| WO2009064033A1 (en) | 2009-05-22 |
| US20110068530A1 (en) | 2011-03-24 |
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| ASS | Succession or assignment of patent right |
Owner name: INTERNATIONAL CROWN ELECTRONIC CO., LTD. Free format text: FORMER OWNER: KOREA IMPERIAL ELECTRONIC CO.LTD Effective date: 20111012 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20111012 Address after: new jersey Applicant after: Royal Sovereign Inc. Address before: Inchon, Korea Applicant before: Korea Imperial Electronic Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130724 Termination date: 20201112 |