CN210504941U - Paper feeding roller and compound machine with same - Google Patents
Paper feeding roller and compound machine with same Download PDFInfo
- Publication number
- CN210504941U CN210504941U CN201921428819.2U CN201921428819U CN210504941U CN 210504941 U CN210504941 U CN 210504941U CN 201921428819 U CN201921428819 U CN 201921428819U CN 210504941 U CN210504941 U CN 210504941U
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- sleeve
- roller
- paper feed
- annular groove
- feed roller
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Abstract
The utility model discloses a paper feed roller and have compounding machine of this paper feed roller, including dabber and roller shell, it still includes the skeleton, the skeleton cover establish at the spindle, the outer circumference of skeleton on be equipped with first ring channel, roller shell inner ring card in first ring channel, roller shell outer loop salient in first ring channel, the utility model provides a paper feed roller that skew and card pause can not appear in the paper and have compounding machine of this paper feed roller.
Description
Technical Field
The utility model relates to an office supplies field especially relates to a paper feed roller and have compounding machine of this paper feed roller.
Background
The paper feeding roller is one of important functional components of office machines, and is used for conveying paper, and due to the improvement of the quality requirement of office equipment at present, according to the prior art, the printing capacity of a printer which is deflected and blocked when the roller sleeve is stressed by force in the paper conveying process cannot meet the requirements of vast users.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the defects of the prior art are overcome, and the paper feeding roller and the compound machine with the paper feeding roller are provided, wherein the paper cannot deviate or be jammed.
In order to realize the purpose, the technical scheme of the utility model is that:
the utility model provides a paper feeding roller, includes dabber and roller shell, it still includes the skeleton, the skeleton cover establish at the dabber, the outer circumference of skeleton on be equipped with first ring channel, roller shell inner ring card in first ring channel, the roller shell outer loop salient in first ring channel.
After the structure more than adopting, compared with the prior art, the utility model has the following advantage: the framework is fixed on the mandrel, the first annular groove is formed in the framework, the roller sleeve is sleeved on the framework, the framework is fixed on the mandrel, the roller sleeve is arranged on the framework, the framework can be stressed by force and cannot deviate, the roller sleeve cannot deviate, paper moving on the roller sleeve cannot deviate or jam, and the reliability is high.
Preferably, a plurality of anti-skidding bulges are arranged on the outer circumference of the roller sleeve, so that paper deviation is effectively prevented.
Preferably, the cross section of the antiskid projections is in a shape of' >, so that the antiskid effect is good.
Preferably, the depth of the first annular groove is 0.2-0.4 times of the diameter difference between the outer ring of the roller sleeve and the inner ring of the roller sleeve, so that the roller sleeve cannot deviate and shake in the first annular groove, and the reliability is high.
Preferably, the mandrel is provided with a fixed sleeve and a locking sleeve respectively, the fixed sleeve and the locking sleeve are located at the left end and the right end of the framework respectively, and the fixed sleeve and the locking sleeve are both in threaded connection with the mandrel to prevent the framework from deviating on the mandrel.
Preferably, the outer circumference of the locking sleeve, which is far away from the surface of the roller sleeve, is provided with at least two protrusions, so that the protrusions can be conveniently stirred by hands to realize the screwing of the locking sleeve.
Preferably, the side surface of the framework is provided with a second annular groove, and the framework can float up and down under the action of force and is used for automatic error prevention and correction.
Preferably, the axis of the second annular groove is in the same straight line with the axis of the mandrel, and the outer circumference of the mandrel is an inner ring of the second annular groove, so that the automatic error prevention and correction effect is good.
The utility model also provides a compounding machine, it includes above-mentioned arbitrary any paper feed roller.
Drawings
Fig. 1 is a front view of a paper feed roller of the present invention;
fig. 2 is a perspective view of the paper feed roller of the present invention;
fig. 3 is a right side view of the paper feed roller of the present invention;
fig. 4 is a left side view of the paper feed roller of the present invention;
fig. 5 is an enlarged schematic view of a in fig. 4.
The roller comprises a core shaft 1, a core shaft 2, a roller sleeve 3, a framework 4, a first annular groove 5, an anti-skid protrusion 6, a fixing sleeve 7, a locking sleeve 8, a protrusion 9 and a second annular groove.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in the figure, the utility model provides a paper feeding roller, including dabber 1 and roller shell 2, it still includes skeleton 3, 3 covers of skeleton establish at dabber 1, 3 outer circumferences of skeleton on be equipped with first ring channel 4, 2 inner ring cards of roller shell in first ring channel 4, 2 outer rings of roller shell outstanding in first ring channel 4, the utility model has the advantages of establish first ring channel 4 at dabber 1 fixed skeleton 3, on skeleton 3, overlap 2 covers of roller shell on skeleton 3, skeleton 3 is fixed on dabber 1, and roller shell 2 is established on skeleton 3, and skeleton 3 can receive the effect of power and can not squint, and roller shell 2 also can not squint, and the paper of motion on roller shell 2 also can not appear squinting and blocking, and the reliability is high, can change roller shell 2 simultaneously at any time, long service life.
The outer circumference of the roller sleeve 2 is provided with a plurality of anti-skid protrusions 5, so that paper deviation is effectively prevented.
The cross section of the antiskid bulge 5 is shaped like the Chinese character 'ji', and the antiskid effect is good.
The depth of the first annular groove 4 is 0.2-0.4 times of the diameter difference between the outer ring of the roller sleeve 2 and the inner ring of the roller sleeve 2, so that the roller sleeve 2 cannot deviate and shake in the first annular groove 4, and the reliability is high.
Dabber 1 be equipped with fixed cover 6 and lock sleeve 7 respectively, fixed cover 6 and lock sleeve 7 be located skeleton 3 both ends about respectively, fixed cover 6 and lock sleeve 7 all with dabber 1 spiro union, prevent that skeleton 3 from squinting on dabber 1.
The locking sleeve 7 is provided with at least two protrusions 8 on the outer circumference far away from the surface of the roller sleeve 2, so that the framework 3 is prevented from deviating on the mandrel 1.
The side of the framework 3 is provided with a second annular groove 9, and the framework 3 can float up and down under the action of force and is used for automatic error prevention and correction.
The axis of the second annular groove 9 is in the same straight line with the axis of the mandrel 1, the outer circumference of the mandrel 1 is an inner ring of the second annular groove 9, and the automatic error-proofing and deviation-rectifying effects are good.
Particularly, the utility model discloses a principle is fixed skeleton 3 on dabber 1, establishes first ring channel 4 on skeleton 3, overlaps roller shell 2 on skeleton 3, and skeleton 3 is fixed on dabber 1, and roller shell 2 is established on skeleton 3, and skeleton 3 can receive the effect of power and can not squint, and roller shell 2 can not squint yet, and the paper of motion on roller shell 2 can not appear squinting and blocking yet, and the reliability is high, can change roller shell 2 simultaneously at any time, long service life.
The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.
Claims (9)
1. A paper feeding roller comprises a mandrel (1) and a roller sleeve (2), and is characterized in that: the roller sleeve is characterized by further comprising a framework (3), the framework (3) is sleeved on the mandrel (1), a first annular groove (4) is formed in the outer circumference of the framework (3), the inner ring of the roller sleeve (2) is clamped in the first annular groove (4), and the outer ring of the roller sleeve (2) protrudes out of the first annular groove (4).
2. The paper feed roller according to claim 1, characterized in that: the outer circumference of the roller sleeve (2) is provided with a plurality of anti-skid projections (5).
3. The paper feed roller according to claim 2, characterized in that: the cross section of the antiskid projections (5) is shaped like the Chinese character 'ao'.
4. The paper feed roller according to claim 1, characterized in that: the depth of the first annular groove (4) is 0.2-0.4 times of the diameter difference between the outer ring of the roller sleeve (2) and the inner ring of the roller sleeve (2).
5. The paper feed roller according to claim 1, characterized in that: dabber (1) be equipped with fixed cover (6) and lock sleeve (7) respectively, fixed cover (6) and lock sleeve (7) be located both ends about skeleton (3) respectively, fixed cover (6) and lock sleeve (7) all with dabber (1) spiro union.
6. The paper feed roller according to claim 5, characterized in that: the locking sleeve (7) is provided with at least two bulges (8) on the outer circumference far away from the surface of the roller sleeve (2).
7. The paper feed roller according to claim 1, characterized in that: and a second annular groove (9) is formed in the side surface of the framework (3).
8. The paper feed roller according to claim 7, characterized in that: the axis of the second annular groove (9) and the axis of the mandrel (1) are on the same straight line, and the outer circumference of the mandrel (1) is an inner ring of the second annular groove (9).
9. A compound machine, characterized in that: comprising a paper feed roller according to any of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921428819.2U CN210504941U (en) | 2019-08-29 | 2019-08-29 | Paper feeding roller and compound machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921428819.2U CN210504941U (en) | 2019-08-29 | 2019-08-29 | Paper feeding roller and compound machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210504941U true CN210504941U (en) | 2020-05-12 |
Family
ID=70543755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921428819.2U Active CN210504941U (en) | 2019-08-29 | 2019-08-29 | Paper feeding roller and compound machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210504941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775549A (en) * | 2020-06-30 | 2020-10-16 | 辽宁科技大学 | Pouring type polyurethane elastomer rubber roller with good anti-skid property |
-
2019
- 2019-08-29 CN CN201921428819.2U patent/CN210504941U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111775549A (en) * | 2020-06-30 | 2020-10-16 | 辽宁科技大学 | Pouring type polyurethane elastomer rubber roller with good anti-skid property |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" | ||
| CP03 | "change of name, title or address" |
Address after: No.38, Yinhai Avenue South, Huicheng, Xinhui District, Jiangmen City, Guangdong Province, 529100 Patentee after: Guangdong Zhongding Intelligent Technology Co.,Ltd. Address before: 529100 Lingang Industrial Zone, Jinguzhou Economic Development Experimental Zone, Xinhui District, Jiangmen City, Guangdong Province Patentee before: GUANGDONG JIANGYU ZHONGDING RUBBER PRODUCTS Co.,Ltd. |