CN101092217A - Scroll feeder - Google Patents
Scroll feeder Download PDFInfo
- Publication number
- CN101092217A CN101092217A CN 200610086941 CN200610086941A CN101092217A CN 101092217 A CN101092217 A CN 101092217A CN 200610086941 CN200610086941 CN 200610086941 CN 200610086941 A CN200610086941 A CN 200610086941A CN 101092217 A CN101092217 A CN 101092217A
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- China
- Prior art keywords
- body paper
- dancer
- roll
- paper
- roller device
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- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
- Handling Of Continuous Sheets Of Paper (AREA)
Abstract
The invention is a paper roll feeder, having: machine frame, supporting original paper roll in a mode that the original paper roll can freely rotate; drive roller, surface-treated and having high friction coefficient; tension roller, making the original paper contact with the peripheral surface of the drive roller by a preset length; floating roller device, having multiple floating rollers; and floating and fixed rollers, biased and opposite to the floating roller device.
Description
Technical field
The present invention relates to scroll feeder, this scroll feeder is constantly sent body paper from paper roll, and this body paper is supplied to lower procedure prints etc., and this scroll feeder can suppress to supply to the tension change of the body paper of this lower procedure.
Background technology
In the prior art, as one of as described above scroll feeder, have following structure, that is, used scroll feeder A at the upstream side of as shown in Figure 1 printer C etc., this scroll feeder A has dancer (dancer) device 2.In this scroll feeder A, pair of brackets 20,20 is fixed on the support 19, is rotatably supporting paper roll 1 on the centre of gration 32 of this support 20,20.Advance towards the directions such as printer that are located at the downstream from the body paper that this paper roll 1 is sent, and be stored in the reservoir 3 with scheduled volume.
As shown in Figure 2, float roller device 2 is configured to can carry out lifting by not shown lifting mechanism, and a plurality of large diameter dancer 5 and with it in opposite directions minor diameter dancer 6 be configured to free to rotate.The stationary roll 7,8 that can rotate freely be set to above-mentioned float roller device 2 in opposite directions.The body paper of sending from paper roll 1 forms the mutually different 4 row body paper travel line of direct of travel reservoir.
There is following shortcoming in above-mentioned existing scroll feeder.That is, along with the change of the body paper moving velocity in downstreams such as printer C, the tension force of the body paper of constantly sending is change thereupon also.At this moment, will be configured for absorbing the float roller device 2 of this tension change, cause making the big problem of the whole change of float roller device 2 and even mechanism thus by a plurality of dancers 5,6.
In addition, also there is following problems, that is, only absorbs the tension change that the variation because of the body paper gait of march produces, be difficult to fully absorb this tension change by the storage capacity that is stored in the body paper in the float roller device 2.
And the body paper that is subjected to the diameter of paper roll and the printer in downstream etc. moves the influence of quick-action change, and the body paper of sending can relax.This also is the problem that exists in the existing scroll feeder.
Summary of the invention
Therefore, the objective of the invention is to, a kind of scroll feeder is provided, even follow the variation of the body paper moving velocity on printer etc. and produce the body paper tension change, this scroll feeder also can fully absorb body paper and send body paper tension change in the process.
Scroll feeder of the present invention is sent body paper from paper roll, and this body paper is supplied to lower procedures such as printer continuously, and wherein, this scroll feeder comprises: frame, but it supports described paper roll with free rotation mode and described body paper is sent; Driven roller, its outer peripheral face has great friction coefficient through surface treatment, is used for downstream side and sends described body paper and have driver train; Jockey pulley makes described body paper carry out face with predetermined length with the outer peripheral face of this driven roller and contacts; Float roller device, it has first dancer and second dancer littler than this first dancer diameter, and wherein, first dancer and second dancer are suspended on the liftable auxiliary frame; First stationary roll, it is bigger than the aftermentioned second stationary roll diameter, is used for downstream side and sends described body paper; Second stationary roll, it with respect to this float roller device biasing also with it in opposite directions.
Below the effect of the scroll feeder put down in writing among the embodiment to as above structure describe.As shown in Figure 3, at pair of brackets 20,20 upper supports paper roll 1 is arranged, above-mentioned pair of brackets 20,20 is arranged on the support 19.The body paper of sending from this paper roll 1 is via first help roll 11, second help roll 12 and the 3rd help roll 13, rolled up to hang on the driven roller 18.
Make in velocity variations under the situation of body paper tension force increase because of downstreams such as printer, the body paper that stores in float roller device 2 is stretched, the body paper storage capacity reduces, but, increase by the rotative speed that makes first driven roller 18 this moment, and the body paper amount that is stored in the float roller device 2 is increased, float roller device 2 is maintained at the desired location.Thus, the tension force with the body paper in the supply process remains certain value.
Spin Control to first driven roller 18 can be carried out as follows.Promptly, in the processes with the certain speed operation such as printer in downstream, by sequence (sequenceprogram) circuit, float roller device 2 is maintained the midway location of the gross storage capacity of body paper, so that can tackle the speedup suddenly in downstream and stop suddenly.This sequence circuit makes analogous circuit signal digitalized of variable power (variable gain).
Description of drawings
Fig. 1 is body paper is supplied with in expression by a scroll feeder of the prior art scheme drawing.
Fig. 2 is the scheme drawing of expression scroll feeder of the prior art.
Fig. 3 is the scheme drawing of expression scroll feeder of the present invention.
The specific embodiment
As shown in Figure 3, be fixed with a pair of first frame 20,20 on the support 19 of scroll feeder B, these a pair of first frame, 20,20 supporting paper rolls 1 also can rotate freely paper roll 1.Top ends in this first frame 20,20 rotatably is provided with S. A. 32, and this S. A. 32 has brake equipment.In the downstream of this first frame 20,20, second frame 3,3 is fixed on the support 19, and this second frame 3,3 is used to constitute the reservoir of body paper.
Suspension has the 3rd help roll 13, the three help rolls 13 to rotate freely on above-mentioned second frame 3,3.Below the 3rd help roll 13, the drive source of the driven roller 18 that surface attachment has rubber and not shown motor etc. is connected, and forms active drive.Near this driven roller 18, jockey pulley (lap roll) but 17 be suspended on second frame 3,3 with free rotation mode.
On above-mentioned second frame 3,3, but first dancer 14 and second dancer 15 be suspended in the float roller device 2 with free rotation mode, the diameter of above-mentioned second dancer 15 is littler than the diameter of first dancer 14.Give this potential energy that float roller device 2 makes progress by not shown linear driving mechanisms such as cylinder, and hold it in the desired location.Below this float roller device 2, but side face is attached with first stationary roll 21 of rubber and is suspended on above-mentioned second frame 3,3 with free rotation mode, and, but second stationary roll 22 littler than these first stationary roll, 21 diameters is suspended on above-mentioned second frame 3,3 with free rotation mode.The 4th help roll 16 is used for to supply body paper such as the printer C in the downstream that is arranged on this scroll feeder B, but the 4th help roll 16 also is erected on above-mentioned second frame 3,3 with free rotation mode.
Effect to the scroll feeder among the embodiment of said structure describes below.As shown in Figure 3, the body paper of sending from paper roll 1 is fed into float roller device 2 via above-mentioned help roll 11,12,13 and driven roller 18.At this moment,, body paper is hung on the above-mentioned driven roller 18 with the predetermined length volume, be fed to float roller device 2 then by being arranged near the jockey pulley 17 the driven roller 18.Above-mentioned paper roll 1 is contained on the S. A. on the top ends of being located at first frame 20,20.
The work order of the printer C in scroll feeder B downstream etc. changes because of different orders, and when body paper was strained suddenly, the body paper of sending from scroll feeder B also was tightened up.When the tension force that is applied during greater than the application force of the not shown cylinder that float roller device 2 is loaded, driven roller 18 quickens rotation, thereby the body paper amount of sending from paper roll 1 is increased, and supplies to float roller device 2.Thus, can relax the tension force of the body paper in advancing, float roller device 2 returns the desired location, thereby the tension force of the body paper in advancing can be remained on certain value.
When the rotative speed that makes driven roller 18 increases, slide in order to prevent between this driven roller 18 and body paper, to produce, need carry out surface treatment to this driven roller 18, so that its surface has great friction coefficient.The method that forms the high coefficient of friction surface processing can be enumerated: for example, can use rubber rollers; Perhaps at the surface attachment rubber diaphragm of metal rolls; Perhaps coarse processing etc. is done on the surface of metal rolls.These surface treatment methods are disclosed by prior art.
Scroll feeder of the present invention can make the float roller device miniaturization.In addition, upstream side at this float roller device is provided with driven roller, and the velocity variations of the printer etc. in response downstream and this driven roller is carried out speed control, thus, can increase and decrease speed control system to the quick-action of advancing that volume hangs over the body paper on this driven roller, thereby float roller device is maintained the desired location.Like this, the tension force of the body paper in advancing can be remained on certain value.
Claims (2)
1. scroll feeder, its paper roll from web-like is sent body paper, and this body paper is supplied to lower procedures such as printer continuously, it is characterized in that, this scroll feeder comprises: frame, but it supports described paper roll with free rotation mode and described body paper is sent; Driven roller, its outer peripheral face has great friction coefficient through surface treatment, is used for downstream side and sends described body paper, and have driver train; Jockey pulley, it makes described body paper carry out face with predetermined length with the outer peripheral face of this driven roller and contacts; Float roller device, it has first dancer and second dancer littler than this first dancer diameter, and wherein, first dancer and second dancer are suspended on the liftable auxiliary frame; First stationary roll, it is bigger than the aftermentioned second stationary roll diameter, is used for downstream side and sends described body paper; Second stationary roll, it with respect to this float roller device biasing also with it in opposite directions.
2. scroll feeder according to claim 1 is characterized in that described first stationary roll is arranged at the downstream of float roller device, and the side face of this first stationary roll is through surface treatment, so that it has great friction coefficient.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610086941 CN101092217A (en) | 2006-06-19 | 2006-06-19 | Scroll feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610086941 CN101092217A (en) | 2006-06-19 | 2006-06-19 | Scroll feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101092217A true CN101092217A (en) | 2007-12-26 |
Family
ID=38990695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610086941 Pending CN101092217A (en) | 2006-06-19 | 2006-06-19 | Scroll feeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101092217A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823642A (en) * | 2010-05-11 | 2010-09-08 | 周炳松 | Floating-type automatic tensioning feeding device |
| CN108792730A (en) * | 2018-06-12 | 2018-11-13 | 广州超音速自动化科技股份有限公司 | A kind of winding volume tension automatic regulating device |
| CN112872095A (en) * | 2021-01-22 | 2021-06-01 | 广西贺州市桂东电子科技有限责任公司 | Floating frame device for medium-high voltage electronic aluminum production line and use method thereof |
-
2006
- 2006-06-19 CN CN 200610086941 patent/CN101092217A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823642A (en) * | 2010-05-11 | 2010-09-08 | 周炳松 | Floating-type automatic tensioning feeding device |
| CN108792730A (en) * | 2018-06-12 | 2018-11-13 | 广州超音速自动化科技股份有限公司 | A kind of winding volume tension automatic regulating device |
| CN112872095A (en) * | 2021-01-22 | 2021-06-01 | 广西贺州市桂东电子科技有限责任公司 | Floating frame device for medium-high voltage electronic aluminum production line and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20071226 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |