CN201989423U - Paper roll supporting mechanism and printing device using same - Google Patents
Paper roll supporting mechanism and printing device using same Download PDFInfo
- Publication number
- CN201989423U CN201989423U CN2010206816129U CN201020681612U CN201989423U CN 201989423 U CN201989423 U CN 201989423U CN 2010206816129 U CN2010206816129 U CN 2010206816129U CN 201020681612 U CN201020681612 U CN 201020681612U CN 201989423 U CN201989423 U CN 201989423U
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- China
- Prior art keywords
- paper roll
- supporting mechanism
- back shaft
- section
- paper
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Abstract
The utility model discloses a paper roll supporting mechanism and a printing device with the same. The paper roll supporting mechanism comprises a supporting shaft, a driving rod, a paper pulling plate and a driving part, wherein a first end of the supporting shaft is suspended while a second end thereof is fixedly connected to a support, the supporting shaft is provided with a hole extending axially to the first end from the second end and a mounting groove extending axially and communicated with the hole. The driving rod comprises a first section, a second section and a third section, wherein the first section is arranged in the hole of the supporting shaft and forms a screw rod, the second section is supported on the support, and the third section is arranged on the other side of the support. The paper pulling plate can be supported on the supporting shaft in an axially movable manner and is provided with a driven portion which extends into the mounting groove and in driving connection with the first section of the driving rod; and the driving part is in driving connection with the third section of the driving rod. The paper pulling plate of the paper roll supporting mechanism can be arranged at any designed positions along the width direction of a paper roll, the paper roll can be aligned at any positions along the width direction thereof, and thereby adaptability of the paper roll supporting mechanism is improved.
Description
Technical field
The utility model relates to printing equipment, relates in particular to the paper roll supporting mechanism of printing equipment.
Background technology
In the PRN device that uses continuous paper roll, the user often requires to use the external diameter paper roll in order to reduce the number of times of changing paper roll, such as, external diameter is the paper roll of 150mm～200mm.Because the external diameter of paper roll is bigger, so the weight of paper roll is also heavier.At this moment, in order to guarantee the smooth and easy conveying of paper roll, printer generally uses back shaft to support big paper roll, make big paper roll on back shaft, roll with reduce the friction, thereby reduce the resistance of paper roll in transport process.
Paper roll supporting way commonly used adopts cantilever structure, and paper roll back shaft one end is fixed on the support, and the other end is unsettled, at the paper roll back shaft paper roll locating part is set axially simultaneously, in order to limit paper roll along paper roll back shaft axial float.
Fig. 1 is the structural representation of paper roll back shaft frame mode commonly used, as shown in Figure 1, the last paper process of this frame mode is, at first with paper roll 4 ' be set in paper roll back shaft 3 ' on, with side baffle plate 1 ' be benchmark alignment paper roll, then with limited block 2 ' be socketed in paper roll back shaft 3 ' on, adjust limited block 2 ' and side baffle plate 1 ' between distance, make itself and paper roll 4 ' width suitable.
The problem of this version is because side baffle plate 1 ' fixed-site, therefore, can only adapt to the side alignment thereof, can not be suitable for for align center mode more common in the printer etc.
The utility model content
The utility model purpose is to provide a kind of paper roll supporting mechanism that can realize alignment in the optional position of paper roll width restriction paper roll position.The utility model also provides a kind of printing equipment with this paper roll supporting mechanism simultaneously.
For this reason, according to one side of the present utility model, provide a kind of paper roll supporting mechanism, comprise: back shaft, first end is unsettled, second end is fixedly attached on the support, and wherein, back shaft has from second end to hole that first end extends vertically and that extend, intercommunicating pore vertically mounting groove; Drive link comprises the hole that is arranged in back shaft and forms first section of screw rod, is supported on second section on the support and is positioned at the 3rd section of support opposite side; Force cardboard, can be supported on the back shaft with moving axially, and have the first section follower that is in transmission connection that stretches into mounting groove and drive link; And actuator, be connected with the 3rd section driving of drive link.
Further, above-mentioned actuator is the handwheel that is set on the 3rd section of drive link.
Further, above-mentioned paper roll supporting mechanism also comprises the first paper roll locating part that is arranged on the back shaft, forms the space that limits paper roll with forcing cardboard.
Further, the above-mentioned second paper roll locating part of forcing cardboard to comprise to have the driven member of follower and being connected to driven member.
Further, the above-mentioned driven member and the second paper roll locating part clamping cooperate.
Further, the above-mentioned cardboard of forcing comprises follower, paper roll limiting section and the circumferential location division that circumferentially cooperates with back shaft, and wherein, follower, paper roll limiting section and circumferential location division are one-body molded.
Further, have and the friction tight resilient sleeve of back shaft on the above-mentioned first paper roll locating part.
Further, above-mentioned paper roll supporting mechanism also comprises the flexibility band that is fixed on the support, and the collar of flexible strap end portion is set on the resilient sleeve.
Further, second end of above-mentioned back shaft forms mount pad, and mount pad is fixedlyed connected with support.
According on the other hand of the present utility model, a kind of printing equipment is provided, comprise according to paper roll supporting mechanism described above.
In the utility model, force the position of cardboard by drive link transmission adjustment, make and force cardboard to be arranged on random desired location, thereby realize having improved the applicability of paper roll supporting mechanism along the paper roll width paper roll that aligns at an arbitrary position along the paper roll width.
Except purpose described above, feature and advantage, other purpose, feature and the advantage that the utlity model has will be described in further detail in conjunction with the accompanying drawings.
Description of drawings
Constitute this specification a part, be used for further understanding accompanying drawing of the present utility model and show preferred embodiment of the present utility model, and be used for illustrating principle of the present utility model with specification.Among the figure:
Fig. 1 is the schematic diagram of the paper roll supporting mechanism of prior art;
Fig. 2 is the perspective view that has the printing equipment of paper roll supporting mechanism according to of the present utility model;
Fig. 3 is the internal structure schematic diagram of printing equipment shown in Figure 2;
Fig. 4 is the decomposing schematic representation according to the paper roll supporting mechanism of the utility model first embodiment;
Fig. 5 is the internal structure schematic diagram of paper roll supporting mechanism shown in Figure 4; And
Fig. 6 is the internal structure schematic diagram according to the paper roll supporting mechanism of the utility model second embodiment.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Fig. 2 is to use the printing equipment one example structure axonometric drawing of the sheet support mechanism that the utility model provides, and Fig. 3 is a printing equipment structure cutaway view shown in Figure 2.Shown in Fig. 2 and 3, printing equipment comprises print components 1, support 2 and paper roll supporting mechanism.
Wherein, paper roll supporting mechanism one end is fixed on the support 2, and the other end is unsettled, is used to support paper roll; Print components 1 can be the hot print assembly, can be print components such as pin type, ink-jet, laser also, print components 1 be the hot print assembly in the present embodiment, comprises printhead 11 and prints rubber roll 12, both tangent settings, the paper that discharges from paper roll is from passing between the two.
The control of printing equipment control system is printed rubber roll 12 and is rotated, and drag the paper roll that is supported on the paper roll supporting mechanism and roll, the downstream transport paper, simultaneously, printhead 11 is printed predefined image or literal at paper surface.
Fig. 4 and Fig. 5 show the structure according to the paper roll supporting mechanism of the utility model first embodiment.The specific embodiment of the utility model paper roll supporting mechanism is described below in conjunction with Fig. 4, Fig. 5.
As shown in Figure 4, the paper roll supporting mechanism comprises back shaft 31, drive link 32, forces cardboard 33, handwheel 34, and the first paper roll locating part 35.
Wherein, back shaft 31 1 ends are the mount pad of fixedlying connected with support 2, and the other end is unsettled, and back shaft 31 outer surfaces contact with the mandrel endoporus of paper roll, are used to support paper roll.Be provided with the mounting groove 311 that extends vertically at back shaft 31 outer surfaces, mounting groove 311 1 ends are near support 2 and support 2 adjacency, and its other end extends to the free end of back shaft 31, and the length of mounting groove 311 is provided with according to the paper width adjusting range.The axle head that is connected with support 2 at back shaft 31 is provided with hole 312, and mounting groove 311 is communicated with support 2, and hole 312 is coaxial with the via hole 21 on the support 2, and the axis in hole 312 is parallel with the axis of back shaft 31.
The stiff end 323 of drive link 32 deviates from back shaft 31 and stretches out support 2, and handwheel 34 is fixedlyed connected with the stiff end 323 of drive link 32.When rotation hand wheel 34, drive link 32 can rotate freely in self hole 312 of axis at back shaft 31.
Particularly, force cardboard 33 to comprise follower 331, locating notch (circumferentially location division) 332,333, and force paper (paper roll limiting section) 334.Wherein, locating notch 332,333 is an internal diameter and the suitable semi arch of back shaft 31 external diameters, and follower 331 is divided into two parts symmetrical with locating notch, has constituted M shape groove jointly with the interior circular arc of locating notch 332.
Follower 331 stretches in the mounting groove 311 of back shaft 31, force the M shape groove of cardboard 33 to straddle on the back shaft 31, driving section 322 sockets of the driving hole 331a of follower 331 and drive link 32, this driving hole 331a is a screwed hole, be the feed screw nut with the driving section 322 of drive link 32 and cooperate, the reach of driving section 322 with force the cardboard range of movement suitable.
Force paper 334 to be connected with follower 331, along back shaft 31 radially to extending away from back shaft 31 directions.When along direction initialization rotation hand wheel 34, drive link 32 is rotated synchronously with handwheel 34 by handwheel 34 drivings, owing to force cardboard to be threaded with drive link, therefore, forces cardboard 33 to rotate with drive link 32 and axially moves to the direction away from support 2 along drive link 32.
When rightabout rotation hand wheel 34 along direction initialization, when drive link 3 rotates synchronously in the opposite direction, forcing cardboard 33 to rotate with drive link 32 axially moves to the direction near support 2 along drive link 32, at this moment, force the M shape groove of cardboard 33 to be positioned to back shaft 31 outer surfaces, restriction forces cardboard 33 to move with respect to the circumferential of back shaft 31, therefore, forces cardboard 33 steadily to move along drive link 32.
In conjunction with reference to Fig. 6, the first paper roll locating part 35 and back shaft 31 sockets comprises and forces paper 352 and resilient sleeve 353.Wherein, the internal diameter of resilient sleeve 353 and back shaft 31 external diameters are suitable, and the first paper roll locating part 35 tightly is enclosed within on the back shaft 31 by resilient sleeve 353; Force paper 352 to be connected with resilient sleeve 353, along resilient sleeve 353 radially to extending away from back shaft 31 directions.When the first paper roll locating part 35 was socketed on the back shaft 31, a side of forcing paper 352 to be positioned to close on paper roll was used to limit paper roll along back shaft 31 axial floats.
The first paper roll locating part 35 is with 4 to be bound on the support 2 by flexibility, preferably, is set on the resilient sleeve 353 by the collar 41 of flexibility with 4 ends.
Introduce the course of work below according to paper roll supporting mechanism of the present utility model:
At first, rotation hand wheel 34 rotates drive link 32, forces cardboard 33 to move axially along drive link 32 thereupon, according to the relative position requirement of printhead 11 with printing paper, makes and forces cardboard 33 to be adjusted to the relevant position; Then, paper roll is set on the back shaft 31, and cooperates with the paper 334 of forcing of forcing cardboard 33; At last, the first paper roll locating part 35 is socketed on the back shaft 31, regulates the first paper roll locating part, 35 positions, make force cardboard 33 force the paper 334 and the first paper roll locating part 35 force the distance between the paper 352 suitable with the paper roll width.
Force in the process of cardboard 33 mobile, be subjected to back shaft 31 outer surfaces and mounting groove 311 effects, force cardboard 33 can be steadily, move axially along back shaft 31 swimmingly, and force the paper 334 of forcing of cardboard 33 therefore can guarantee reliably to force paper all the time perpendicular to back shaft 31.
Make by rotation hand wheel in the present embodiment and force the paper piece to rest on the axial desired locations of back shaft, when adapting to limit alignment printing type, can also adapt to align center, even lateral attitude alignment arbitrarily, improved the adaptability of paper roll supporting mechanism.
Fig. 6 is the structural representation according to the paper roll supporting mechanism of the utility model second embodiment.As shown in Figure 6, present embodiment and the foregoing description difference be, the driven member 33a and the second paper roll locating part 33b that force cardboard 33 to comprise to have follower, and the second paper roll locating part 33b is fixedly attached to connector 33a.Wherein, connector 33a plays and drive the effect of moving vertically along the second paper roll locating part 33b on back shaft 31.
The second paper roll locating part 33b ringwise, by mandrel hole 335 and back shaft 31 sockets; The mandrel internal diameter of the outside diameter of the second paper roll locating part and paper roll is suitable, forms first support portion 336 of supporting paper roll.
Correspondingly, the first paper roll locating part 35 is provided with from forcing paper 352 along resilient sleeve 353 axially extended second support portions 351, second support portion 351 ringwise, its internal diameter and back shaft 31 external diameters are suitable, and identical with the external diameter of first support portion 336 of the second paper roll locating part 33b.When the first paper roll locating part 35 was set on the back shaft 31, second support portion 351 on the first paper roll locating part 35 was positioned at a side of closing on paper roll.
Preferably, the second paper roll locating part 33b is provided with two claws 338, and connector 33a is provided with the cooperation of corresponding bayonet socket 334, the second paper roll locating part 33b by claw 338 and bayonet socket 334 and is connected on the connector 33a.
The paper roll supporting mechanism course of work that present embodiment provides is as follows:
At first rotation hand wheel 34, and drive link 32 is rotated, and force cardboard 33 to move axially along back shaft 3 thereupon, according to the relative position requirement of printhead 11 with printing paper, make first support portion 336 of the second paper roll locating part 33b be adjusted to the relevant position; Then, with the mandrel hole of paper roll and first support portion, 336 sockets of the second paper roll locating part 33b, a side of paper roll cooperates with the paper 337 of forcing of the second paper roll locating part 33b; At last, the first paper roll locating part 35 is socketed on the back shaft 31, and second support portion 351 of the first paper roll locating part 35 inserted the paper core inside, regulate the first paper roll locating part, 35 positions, make the second paper roll locating part 33b force the paper 337 and the first paper roll locating part 35 force the distance between the paper 352 suitable with the paper roll width.
Need to prove, in other embodiment of the present utility model, first support portion of the second paper roll locating part 33b can be set to the multidiameter be made up of various outer diameter, correspondence is provided with stair-stepping second support portion on the first paper roll locating part 35, can support the paper roll of different mandrel internal diameters by first support portion and second support portion.
In the present embodiment, can be according to the different mandrel internal diameters of paper roll, select the second paper roll locating part and the first paper roll locating part for use with various outer diameter support portion, when realizing the optional position align media, owing to support paper roll by the support portion that the second paper roll locating part and the first paper roll locating part are set, reduced the contact area of paper core and back shaft, thereby reduced the frictional force between paper roll and its support component, promptly reduce the load that paper roll rotates, improved the smoothness that paper roll is carried.
In addition, because the support portion external diameter and the paper core internal diameter of the second paper roll locating part and the first paper roll locating part are suitable, paper roll limited support when providing paper, therefore when printing rubber roll rotation drive paper roll rolls on the support portion, paper roll stops in printing-and can roll at the uniform velocity swimmingly all the time in the start-up course and provide paper, avoided paper roll stopping-shake appears in the rolling process, influence the problem of print quality.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Description of reference numerals
1 print components, 2 supports
3 paper roll supporting mechanisms, 4 flexible-belts
11 printheads, 12 printing rubber rollers
31 back shafts, 32 drive links
33 force cardboard 34 handwheels
35 first paper roll locating parts, 311 mounting grooves
321 support portions, 312 holes
322 driving sections, 323 fixed parts
331 followers, 332,333 locating notches
334 force paper 331a driving hole
The 33a driven member 33b second paper roll locating part
336 first support portions, 335 mandrel holes
337 force paper 338 claws
Paper is forced in 351 second support portions 352
353 resilient sleeve, 41 collars.
Claims (10)
1. a paper roll supporting mechanism is characterized in that, comprising:
Back shaft, first end is unsettled, second end is fixedly attached on the support, and wherein, described back shaft has from described second end to hole that described first end extends vertically and the mounting groove that extends vertically, be communicated with described hole;
Drive link comprises the hole that is arranged in described back shaft and forms first section of screw rod, is supported on second section on the described support and is positioned at the 3rd section of described support opposite side;
Force cardboard, can be supported on the described back shaft with moving axially, and have the first section follower that is in transmission connection that stretches into described mounting groove and described drive link; And
Actuator is connected with the 3rd section driving of described drive link.
2. paper roll supporting mechanism according to claim 1 is characterized in that, described actuator is the handwheel that is set on the 3rd section of described drive link.
3. paper roll supporting mechanism according to claim 1 is characterized in that, also comprises the first paper roll locating part that is arranged on the described back shaft, forms the space that limits paper roll with the described cardboard of forcing.
4. paper roll supporting mechanism according to claim 1 is characterized in that, the described second paper roll locating part of forcing cardboard to comprise to have the driven member of described follower and being connected to described driven member.
5. paper roll supporting mechanism according to claim 4 is characterized in that, described driven member and the described second paper roll locating part clamping cooperate.
6. paper roll supporting mechanism according to claim 1, it is characterized in that, the described cardboard of forcing comprises described follower, paper roll limiting section and the circumferential location division that circumferentially cooperates with described back shaft, and wherein, described follower, paper roll limiting section and circumferential location division are one-body molded.
7. paper roll supporting mechanism according to claim 3 is characterized in that, has and the friction tight resilient sleeve of described back shaft on the described first paper roll locating part.
8. paper roll supporting mechanism according to claim 7 is characterized in that, also comprises the flexibility band that is fixed on the described support, and the collar of described flexible strap end portion is set on the described resilient sleeve.
9. paper roll supporting mechanism according to claim 1 is characterized in that, second end of described back shaft forms mount pad, and described mount pad is fixedlyed connected with described support.
10. a printing equipment is characterized in that, comprises according to each described paper roll supporting mechanism in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206816129U CN201989423U (en) | 2010-12-24 | 2010-12-24 | Paper roll supporting mechanism and printing device using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206816129U CN201989423U (en) | 2010-12-24 | 2010-12-24 | Paper roll supporting mechanism and printing device using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201989423U true CN201989423U (en) | 2011-09-28 |
Family
ID=44665924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206816129U Expired - Lifetime CN201989423U (en) | 2010-12-24 | 2010-12-24 | Paper roll supporting mechanism and printing device using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201989423U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529358A (en) * | 2011-12-13 | 2012-07-04 | 苏州工业园区高登威科技有限公司 | Scroll cover for inkjet marking machine |
| CN104070849A (en) * | 2013-03-25 | 2014-10-01 | 精工爱普生株式会社 | Printing apparatus and printing method |
| CN104129177A (en) * | 2014-08-04 | 2014-11-05 | 广州广电运通金融电子股份有限公司 | Double-paper-roll printing device |
| CN104149499A (en) * | 2014-08-04 | 2014-11-19 | 广州广电运通金融电子股份有限公司 | Paper roll mounting mechanism |
| CN105437791A (en) * | 2015-12-14 | 2016-03-30 | 广州市宝比万像科技有限公司 | Printer |
| CN105564054A (en) * | 2015-12-14 | 2016-05-11 | 广州市宝比万像科技有限公司 | Printer operation control method |
| CN105791623A (en) * | 2016-04-29 | 2016-07-20 | 安徽宝葫芦信息科技集团股份有限公司 | Adjustable paper feeding device for wide-format scanner |
| CN106853720A (en) * | 2016-12-15 | 2017-06-16 | 江门市金伦纸业有限公司 | A kind of printing paper unreels support |
| CN104723699B (en) * | 2013-12-24 | 2017-10-03 | 精工爱普生株式会社 | Media conveyance means and printing equipment |
| CN107745579A (en) * | 2016-11-10 | 2018-03-02 | 北京航空航天大学 | A kind of volume to volume printed electronic ink-jet processing platform with air supporting support function |
-
2010
- 2010-12-24 CN CN2010206816129U patent/CN201989423U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102529358A (en) * | 2011-12-13 | 2012-07-04 | 苏州工业园区高登威科技有限公司 | Scroll cover for inkjet marking machine |
| CN104070849B (en) * | 2013-03-25 | 2018-04-27 | 精工爱普生株式会社 | Printing equipment, printing process |
| CN104070849A (en) * | 2013-03-25 | 2014-10-01 | 精工爱普生株式会社 | Printing apparatus and printing method |
| CN104723699B (en) * | 2013-12-24 | 2017-10-03 | 精工爱普生株式会社 | Media conveyance means and printing equipment |
| CN104129177A (en) * | 2014-08-04 | 2014-11-05 | 广州广电运通金融电子股份有限公司 | Double-paper-roll printing device |
| CN104149499A (en) * | 2014-08-04 | 2014-11-19 | 广州广电运通金融电子股份有限公司 | Paper roll mounting mechanism |
| US10005298B2 (en) | 2014-08-04 | 2018-06-26 | Grg Banking Equipment Co., Ltd. | Double-paper-roll printing device |
| CN105437791A (en) * | 2015-12-14 | 2016-03-30 | 广州市宝比万像科技有限公司 | Printer |
| CN105564054A (en) * | 2015-12-14 | 2016-05-11 | 广州市宝比万像科技有限公司 | Printer operation control method |
| CN105791623A (en) * | 2016-04-29 | 2016-07-20 | 安徽宝葫芦信息科技集团股份有限公司 | Adjustable paper feeding device for wide-format scanner |
| CN107745579A (en) * | 2016-11-10 | 2018-03-02 | 北京航空航天大学 | A kind of volume to volume printed electronic ink-jet processing platform with air supporting support function |
| CN107745579B (en) * | 2016-11-10 | 2019-05-28 | 北京航空航天大学 | A kind of roll-to-roll printed electronic ink-jet processing platform with air bearing support function |
| CN106853720A (en) * | 2016-12-15 | 2017-06-16 | 江门市金伦纸业有限公司 | A kind of printing paper unreels support |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110928 |