CN201721985U - Paper feed roller device - Google Patents
Paper feed roller device Download PDFInfo
- Publication number
- CN201721985U CN201721985U CN2010201532718U CN201020153271U CN201721985U CN 201721985 U CN201721985 U CN 201721985U CN 2010201532718 U CN2010201532718 U CN 2010201532718U CN 201020153271 U CN201020153271 U CN 201020153271U CN 201721985 U CN201721985 U CN 201721985U
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- CN
- China
- Prior art keywords
- rubber ring
- rolling wheel
- fastener
- wheel support
- pushing roller
- 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 - Lifetime
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Abstract
The utility model relates to a paper feed roller device comprising a roller support, a rubber ring, a dished cover and a rubber ring fastener, wherein the dished cover is connected with one end of the roller support; the rubber ring fastener is detachably installed between the support and the dished cover; the roller support comprises wheels with different radiuses and lugs arranged on the wheels with different radiuses; the wheels with different radiuses and the lugs are internally provided with axle holes; and the rubber ring fastener presses the rubber ring on the lugs. Since the rubber ring is pressed on the lugs of the support through the rubber ring fastener, the deformation of the rubber ring is increased, the frictional force between the rubber ring and the feed roller support is increased, slipping is avoided, and an imaging device can be ensured to finish the paper feed operation smoothly. When the rubber ring is worn, the dished cover and the roller support are separated and simultaneously the rubber ring fastener is dismounted so as to reduce the deformation of the rubber ring, so that the rubber ring can be easily taken out for replacing, thus being convenient for installing and replacing quick-wear parts.
Description
Technical field
The utility model relates to image processing system, relates in particular to the paper pushing roller device in the image processing system.
Background technology
Recently, along with laser image forms the more and more compactness that apparatus structure is done, price is more and more cheap, and laser image forms device and is widely used in office, even people's family; Therefore present laser image forms device and is designed to be more prone to operation.
In image processing system, require paper is reliable and pulsation-free is sent into next paper transmitting device.Along with frustrating paper for a long time, the paper-sheets rolling wheel serious wear, occur frustrating in the paper process skid, wrinkle phenomenon, cause paper feed faults such as paperboard.Therefore need to change and give paper roller, finish smoothly to guarantee the paper feed operation in the image processing system.
In the process of image processing system paper feeding, need to exist certain friction force could guarantee can not take place between them relative moving between rafter cushion rubber and the paper feeding rolling wheel support.As shown in Figures 9 and 10, give in the paper roller 200 at traditional image processing system, rafter cushion rubber 202 needs bigger deflection just can be encased on the paper feeding rolling wheel support 201, because the elastic deformation of rubber is very big, elasticity strengthens, and makes the assembling of rubber ring and replacing operate difficulty very.In addition, also there is the method for the radius by increasing rubber ring to solve the problem that the rubber ring deflection is difficult to be inserted in the paper feeding rolling wheel support greatly, but the rubber ring radius is easy to greatly rubber ring is inserted in the paper feeding rolling wheel support, be beneficial to installation, simultaneously also can reduce the friction force between paper feeding rolling wheel support and the rubber ring owing to the rubber ring deflection is little, rubber ring just is easy to slide with respect to the paper feeding rolling wheel support in the process of paper feeding, appearance is skidded, wrinkle phenomenon, causes paper feed faults such as paperboard.
The utility model content
The technical problems to be solved in the utility model provides a kind of paper pushing roller device, and the rubber ring of this device is convenient to install and change, and can prevent the paper feed fault again.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of paper pushing roller device comprises: rolling wheel support, rubber ring and dished cover, and dished cover is connected with rolling wheel support one end, and the rafter cushion rubber is installed on the rolling wheel support; Described paper pushing roller device also comprises the rubber ring fastener, and the rubber ring fastener is pressed on rubber ring on the support, and rubber ring fastener detouchable is installed between support and the dished cover.
Described rolling wheel support comprises radius unequal wheel and is located at projection on the radius unequal wheel, and radius unequal wheel and projection are provided with axis hole, and the rubber ring fastener is pressed on rubber ring on the projection.The projection of stating rolling wheel support comprises: cradle wall and rubber ring back-up block, dock with the side of rubber ring back-up block the side of cradle wall, the interface of cradle wall is greater than the interface of rubber ring back-up block, the inside face of described rubber ring fastener matches with rubber ring back-up block outside face, and rubber ring is pressed on the rubber ring back-up block.
Described rubber ring fastener end face is provided with positioning convex, and the radius unequal wheel and the dished cover of described rolling wheel support are provided with the knock hole that cooperates with positioning convex.Described positioning convex can be set as straight tabular or claw.Described dished cover can be connected or connect by the claw on the rubber ring fastener with rolling wheel support by screw.
Implement the technical solution of the utility model, have following beneficial effect:
Because in the paper pushing roller device, rubber ring is installed on the rolling wheel support with less deflection, it is convenient to install, by the rubber ring fastener rubber ring is pressed on the support, strengthened the deflection of rubber ring, increase the friction force between rubber ring and the paper pushing roller support, prevent to skid, can guarantee that image processing system finishes the paper feeding operation smoothly.When rubber ring weares and teares, dished cover is separated with rolling wheel support, simultaneously the rubber ring disassembly of fastener is got off, reduce the deflection of rubber ring, rubber ring is easily taken out replacing, and then paper pushing roller support, cushion rubber binding groove and dished cover assembled get final product, consumable accessory is installed and is changed easy.
Description of drawings
The structural representation of the image processing system that Fig. 1 provides for the utility model;
The structural representation of rolling wheel support in the paper pushing roller that Fig. 2 provides for the utility model;
The structural representation of rubber ring fastener in the paper pushing roller that Fig. 3 provides for the utility model;
The structural representation of dished cover in the paper pushing roller that Fig. 4 provides for the utility model;
The axial section of rubber ring fastener is not installed in the paper pushing roller that Fig. 5 provides for the utility model;
The structural representation of the paper pushing roller that rubber ring is not installed that Fig. 6 provides for the utility model;
The structural representation of the paper pushing roller that rubber ring is not installed that Fig. 7 provides for the utility model;
The axial section of the paper pushing roller that Fig. 8 provides for the utility model;
Fig. 9 is a structural representation of formerly giving paper roller in the technology;
Figure 10 is a structural representation of formerly giving paper roller in the technology;
The specific embodiment
Also in conjunction with the accompanying drawings the utility model is described in further details below by concrete embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1, image processing system 1 comprises that shell 15, image form processing unit 10, laser scanner 14, developer roll 12, fixation unit 7; Being stacked on a plurality of thin slice P on the pallet 3 is supplied to roller 4 and transfer roller 5 and is transported to image and forms processing unit 10.It is the image formation units that are used for forming by electrophotographic system image that image forms processing unit 10.Particularly, 11 pairs of photosensitive drums of charging roller, 13 chargings; The laser that laser scanner 14 will have graphicinformation shines on the charged photosensitive drums 13, makes photosensitive drums 13 surfaces form latent image; Developer roll 12 is transferred to carbon dust on the photosensitive drums 13, photosensitive drums 13 lip-deep latent images is developed form the carbon dust image; Transfer roll 6 is transferred to the carbon dust image on the photosensitive drums 13 on the thin slice P.Thin slice P is transported to fixation unit 7 after the transfer printing.The thin slice P of photographic fixing image is discharged from device 8 and is expelled on the discharge dish 9.
Paper pushing roller device in the utility model will be described in detail in detail here, and described paper pushing roller device comprises: rolling wheel support 101, rafter cushion rubber fastener 102, dished cover 103 and rafter cushion rubber 104.Described rolling wheel support 101, rubber ring fastener 102, dished cover 103 are that detouchable is installed with rubber ring 104.
As shown in Figure 2, described rolling wheel support comprises radius unequal wheel 1011 and is located at the projection that radius unequal is taken turns that radius unequal wheel and projection are provided with axis hole 1013.The projection of stating rolling wheel support comprises: cradle wall 1012 and rubber ring back-up block 1014 also can be provided with disk projection 1015.Described rotating shaft axis hole 1013 runs through rolling wheel support 101 and is positioned at the centre of radius unequal wheel 1011 and disk projection 1015.Radius unequal wheel 1011 is provided with rubber ring fastener knock hole 10111, screw 10112 and paper pushing roller knock hole 10113 on the bigger semicircle of radius.Cradle wall 1012 is along the arc convex of paper pushing roller axis direction on radius unequal wheel minor radius semicircle.In the present embodiment cradle wall is arranged to semi-cylindrical hill, the free end of described cradle wall 1012 is provided with screw 10121.Rubber ring back-up block 1014 is the projection along the paper pushing roller axis direction, and the length of axis direction is identical with cradle wall 1012, and dock with the side of cradle wall its side.Disk projection 1015 is along the circular protrusions of axial direction on cradle wall 1012 and the rubber ring back-up block 1014.
As shown in Figure 3, rubber ring fastener 102 is the groove that cooperates with rubber ring back-up block 1014, be respectively equipped with positioning convex 1021 at the two ends of rubber ring fastener 102, described positioning convex 1021 can be arranged to directly tabular, also can be arranged to claw, in the present embodiment two ends of rubber ring fastener 102 are arranged to straight tabular positioning convex.Square, semicircle or other shapes that described rubber ring fastener 102 can be arranged to, rubber ring back-up block 1014 on the rolling wheel support 101 also is arranged to square accordingly, semicircle or other shapes simultaneously, be the inside face of described rubber ring fastener and matching of rubber ring back-up block outside face, the periphery of rubber ring back-up block 1014 is arranged to squarely in the present embodiment, and the periphery of rubber ring fastener is the corresponding setting squarely also.
As shown in Figure 4, the radial direction of dished cover 103 is a radius unequal wheel, and it is 1011 identical that shape and the radius unequal on the rolling wheel support 101 are taken turns, and paper pushing roller axis direction correspondence position radius is equal.Described dished cover 103 is provided with the knock hole 1031 that cooperates with rubber ring fastener positioning convex 1021 on the bigger semicircle of radius, described dished cover 103 is provided with screw 1032 on the less semicircle of radius, and concentric with the screw 10121 on the support 1012.The centre of described dished cover 103 is provided with circular hole 1033, and described circular hole 1033 cooperates with projection 1015 on the rolling wheel support 101.Described rafter cushion rubber 104 is the rafter glue circle of radius less than cradle wall 1012 radiuses.
As shown in Figure 5, when paper pushing roller is installed, rubber ring 104 is inserted in cradle wall 1012 on the rolling wheel support 101, rubber ring is supported by cradle wall 1012 and rubber ring back-up block 1014.Because the radius of rubber ring 104 is less than the radius of cradle wall 1012, rubber ring 104 needs less deflection can be nested on the rolling wheel support 101.Because rubber ring 104 need not bigger deflection and can be inserted on the rolling wheel support 101, simplified the assembly manipulation of rafter cushion rubber 104 with rolling wheel support 101, solved formerly in the technology, rubber ring needs moderate finite deformation just can be inserted in the paper pushing roller support, the problem of assembling difficulty.After rubber ring 104 is inserted in rolling wheel support 101, because the support of cradle wall 1012 and rubber ring back-up block 1014 makes rubber ring form D shape.But the deflection of rubber ring 104 is less, make that the friction force between rubber ring 104 and the paper pushing roller support is less, when the paper feeding operation between thin slice and the rubber ring under the bigger friction force effect, can relatively move between rubber ring 104 and the rolling wheel support 101, appearance is skidded, wrinkle phenomenon, causes paper feed faults such as paperboard.
Shown in Fig. 6 and 7, in order to increase the deflection of rubber ring 104, increase the friction force between rubber ring 104 and the rolling wheel support 101, avoid paper pushing roller 4 to slide with respect to rolling wheel support 101 as far as possible at paper supply process rubber ring, appearance is skidded, wrinkle phenomenon, causes paper feed faults such as paperboard.Be provided with rubber ring fastener 102 in the paper pushing roller in the utility model.The two ends of described rubber ring fastener 102 are respectively equipped with two straight tabular positioning convex
Distance between the knock hole 1031 on distance between the described positioning convex 1021 and the dished cover 103 equates that shape is identical.Positioning convex 1021 cooperates with knock hole 1031 during installation.
Distance between the rafter cushion rubber fastener knock hole 10111 on distance between two positioning convex 1021 on rafter cushion rubber fastener 102 other ends and the rolling wheel support 101 on the radius unequal wheel 1011 equates, and shape is identical.To be assembled on the rolling wheel support 101 with the rafter cushion rubber fastener 102 after dished cover 103 cooperates, wherein the rubber ring fastener knock hole 10111 on the radius unequal wheel 1011 cooperates on two positioning convex 1021 on rubber ring fastener 102 other ends and the paper feeding rolling wheel support 101.The inside face of rubber ring fastener 102 cooperates with the outside face of rafter cushion rubber back-up block 1014, and interior all sizes of rubber ring fastener 102 are greater than the peripheral dimension of rubber ring back-up block 1014.Rubber ring fastener 102 respectively with rolling wheel support 101 on rubber ring fastener knock hole 10111 and the knock hole 1031 on the dished cover 103 cooperate, the rubber ring fastener is positioned, make rafter cushion rubber fastener 102 way roller supports 101 directions be pressed into rubber ring 104 simultaneously, increase the deflection of rubber ring, thereby increase the friction force between rafter cushion rubber and the paper pushing roller cradle wall, fastening rubber ring.
As shown in Figure 8, after paper pushing roller 4 has assembled, the direction of rubber ring fastener 102 way roller supports 101 is pressed the rafter cushion rubber, and the part of rafter cushion rubber 104 is pressed in the groove, increase the deflection of rubber ring, thereby increase the friction force between rubber ring 104 and the paper pushing roller cradle wall 1011, fastening rubber ring.Radius unequal wheel 1011 on the rolling wheel support 101 is identical at the radius at same axial location place with dished cover 103.
After paper pushing roller 4 assemblings are finished, the rotating shaft (not shown) is passed rotating shaft axis hole 1013 on the paper pushing roller, paper pushing roller knock hole 10113 on location claw on the spacer (not shown) and the wheel of the radius unequal on the rolling wheel support 101 1011 and the groove fit in the rotating shaft, by the screw (not shown) screw 10112 on screw on the spacer and the radius unequal wheel 1011 is fixed, and then paper pushing roller 4 is fixedly mounted in the rotating shaft.And then the rotating shaft that paper pushing roller 4 will be installed is installed on the image processing system main body.
After the paper pushing roller work long period, when rubber ring wearing and tearing needed to change, need not paper pushing roller 4 and rotating shaft are disassembled from the image processing system main body was replaceable rubber ring.The screw that is about on the dished cover 103 is turned on, dished cover 103 and cradle wall 1012 on the rolling wheel support 101 are separated, rubber ring fastener 102 and rolling wheel support 101 are separated, reduce the deflection of rubber ring, rubber ring 104 can easier be disassembled from rolling wheel support 101.After replacing with new rubber ring rolling wheel support 101, rubber ring fastener 102 and dished cover 103 are assembled according to above-mentioned assembly method.
The paper pushing roller device structure that provides in the utility model is simple, and the rubber ring deflection was little when rubber ring was inserted in the paper pushing roller support, and it is convenient to install.The rubber ring fastener has increased the deflection of rubber ring, increases the friction force between rubber ring and the paper pushing roller support, prevents to skid, and can guarantee that image processing system finishes the paper pushing roller device of paper feeding operation smoothly.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. paper pushing roller device, comprise: rolling wheel support, rubber ring and dished cover, dished cover is connected with rolling wheel support one end, rubber ring is installed on the rolling wheel support, it is characterized in that, described paper pushing roller device also comprises the rubber ring fastener, and the rubber ring fastener is pressed on rubber ring on the support, and rubber ring fastener detouchable is installed between support and the dished cover.
2. paper pushing roller device according to claim 1 is characterized in that, described rolling wheel support comprises the radius unequal wheel and be located at projection on the radius unequal wheel, and radius unequal wheel and projection are provided with axis hole, and the rubber ring fastener is pressed on rubber ring on the projection.
3. as paper pushing roller device as described in the claim 2, it is characterized in that, the projection of described rolling wheel support comprises: cradle wall and rubber ring back-up block, dock with the side of rubber ring back-up block the side of cradle wall, the interface of cradle wall is greater than the interface of rubber ring back-up block, the inside face of described rubber ring fastener matches with rubber ring back-up block outside face, and rubber ring is pressed on the rubber ring back-up block.
4. as paper pushing roller device as described in the claim 3, it is characterized in that described rubber ring fastener end face is provided with positioning convex, the radius unequal wheel and the dished cover of described rolling wheel support are provided with the knock hole that cooperates with positioning convex.
5. as paper pushing roller device as described in the claim 4, it is characterized in that described positioning convex can be set as straight tabular or claw.
6. as paper pushing roller device as described in the claim 5, it is characterized in that described dished cover can be connected or connect by the claw on the rubber ring fastener with rolling wheel support by screw.
7. an image forming apparatus is characterized in that, comprises the arbitrary described paper pushing roller device of claim 1～6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201532718U CN201721985U (en) | 2010-03-31 | 2010-03-31 | Paper feed roller device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201532718U CN201721985U (en) | 2010-03-31 | 2010-03-31 | Paper feed roller device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201721985U true CN201721985U (en) | 2011-01-26 |
Family
ID=43490292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201532718U Expired - Lifetime CN201721985U (en) | 2010-03-31 | 2010-03-31 | Paper feed roller device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201721985U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205913A (en) * | 2010-03-31 | 2011-10-05 | 珠海赛纳打印科技股份有限公司 | Paper-feeding roller device |
| CN102730444A (en) * | 2011-03-31 | 2012-10-17 | 冲电气工业株式会社 | Conveying roller |
| CN102992056A (en) * | 2011-09-14 | 2013-03-27 | 住友橡胶工业株式会社 | Sheet feed roller |
| CN107662830A (en) * | 2016-07-27 | 2018-02-06 | 北京印刷学院 | Ivory board paper feeding device |
-
2010
- 2010-03-31 CN CN2010201532718U patent/CN201721985U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205913A (en) * | 2010-03-31 | 2011-10-05 | 珠海赛纳打印科技股份有限公司 | Paper-feeding roller device |
| CN102730444A (en) * | 2011-03-31 | 2012-10-17 | 冲电气工业株式会社 | Conveying roller |
| CN102730444B (en) * | 2011-03-31 | 2015-07-29 | 冲电气工业株式会社 | Conveying roller |
| CN102992056A (en) * | 2011-09-14 | 2013-03-27 | 住友橡胶工业株式会社 | Sheet feed roller |
| CN102992056B (en) * | 2011-09-14 | 2016-05-18 | 住友橡胶工业株式会社 | Paper feed roller |
| CN107662830A (en) * | 2016-07-27 | 2018-02-06 | 北京印刷学院 | Ivory board paper feeding device |
| CN107662830B (en) * | 2016-07-27 | 2019-07-05 | 北京印刷学院 | Ivory board paper feeding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHUHAI SEINE TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ZHUHAI SAINA TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 519075 Xiangzhou, Zhuhai, Pearl Road, North District, No. 63, No. Patentee after: Zhuhai Seine Printing Technology Co., Ltd. Address before: 519075 Xiangzhou, Zhuhai, Pearl Road, North District, No. 63, No. Patentee before: Zhuhai Saina Technology Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110126 Effective date of abandoning: 20130417 |
|
| RGAV | Abandon patent right to avoid regrant |