CN106629196A - Digital printing system and guide belt stepping detection device thereof - Google Patents
Digital printing system and guide belt stepping detection device thereof Download PDFInfo
- Publication number
- CN106629196A CN106629196A CN201610905283.3A CN201610905283A CN106629196A CN 106629196 A CN106629196 A CN 106629196A CN 201610905283 A CN201610905283 A CN 201610905283A CN 106629196 A CN106629196 A CN 106629196A
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- CN
- China
- Prior art keywords
- conduction band
- detection device
- contact roller
- printing system
- digital printing
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/007—Conveyor belts or like feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
- B65H26/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/36—Blanking or long feeds; Feeding to a particular line, e.g. by rotation of platen or feed roller
- B41J11/42—Controlling printing material conveyance for accurate alignment of the printing material with the printhead; Print registering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/02—Feeding articles separated from piles; Feeding articles to machines by belts or chains, e.g. between belts or chains
- B65H5/021—Feeding articles separated from piles; Feeding articles to machines by belts or chains, e.g. between belts or chains by belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
- B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2553/00—Sensing or detecting means
- B65H2553/51—Encoders, e.g. linear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The invention discloses a guide belt stepping detection device of a digital printing system. The guide belt stepping detection device comprises a mounting base, an encoder and a measuring wheel, wherein the encoder is fixedly connected with the mounting base; the measuring wheel is fixedly connected with the center axis of the encoder; and the mounting base is used for being fixedly connected with the digital printing system, so that the peripheral surface of the measuring wheel is in contact and synchronous stepping with a guide belt of the digital printing system. When the guide belt stepping detection device is applied, stepping of the guide belt drives the measuring wheel to move synchronously, and then the measuring wheel drives the center axis of the encoder to move synchronously, so that the encoder detects the movement state of the guide belt. The encoder has high detection precision, so that stepping of the guide belt can be precisely detected to meet the printing demands. Meanwhile, the detection device is simple in structure, and allows the mounting positions to be flexibly changed as required, for example, the detection device can be fixed on the inner side or the outer side of the guide belt or on the surface of a medium. The invention further discloses a digital printing system including the guide belt stepping detection device.
Description
Technical field
The present invention relates to digital printing technology field, more particularly, it relates to a kind of conduction band stepping detection device, further relates to
A kind of digital printing system including above-mentioned conduction band stepping detection device.
Background technology
Digit printing.Conventional digital printing system includes conduction band, live-roller, print unit and transmission electricity in prior art
Machine.The surface of conduction band has adhesive-layer, for clinging print media, prevents medium from moving in print procedure, affects to print essence
Degree.Print unit, by ink spray part on the print medium.Live-roller is for supporting conduction band and in the driving of driving motor
Lower drive conduction band motion.Driving motor is then the power set of conduction band motion.
However, in numerial code spray drawing with central, it sometimes appear that skidding, conduction band seam between live-roller and conduction band during printing
Stretching when live-roller is entered at place can cause stepping-in amount each time inconsistent.Just occur that figure docking is inaccurate when beating figure, such as show money or valuables one carries unintentionally or
Person's ghost image.Therefore it is necessary that when printing stepping each time walk it is consistent.Have in prior art by clamping conduction band with clip,
Thus clamp with conduction band that simultaneously stepping, i.e. conduction band are often walked once, clip is walked and once tested simultaneously.But fixed by clip
Stepping detection is carried out on conduction band, needs to control clip return every time after the completion of detection, not affect normal print, thus detection is filled
Complex structure, cumbersome is put, detection inconvenience is caused.
In sum, the problems such as how efficiently solving digit printing conduction band stepping detection inconvenience, is current this area skill
Art personnel's urgent problem.
The content of the invention
In view of this, first purpose of the invention is the conduction band stepping detection dress for providing a kind of digital printing system
Put, the structure design of the conduction band stepping detection device can efficiently solve the problem of digit printing conduction band stepping detection inconvenience,
Second object of the present invention is to provide a kind of digital printing system including above-mentioned conduction band stepping detection device.
In order to reach above-mentioned first purpose, the present invention provides following technical scheme：
A kind of conduction band stepping detection device of digital printing system, including mounting seat, encoder and measurement wheel, the coding
Device is fixedly connected with the mounting seat, and the measurement wheel is fixedly connected with the central shaft of the encoder, and the mounting seat is used for
It is fixedly connected with the digital printing system, so that the outer peripheral face of the measurement wheel is contacted with the conduction band of the digital printing system
And step in synchronization.
Preferably, in the conduction band stepping detection device of above-mentioned digital printing system, also include with the measurement wheel with sharing
In the compression conduction band so that what the outer peripheral face of the measurement wheel was contacted with the conduction band of the digital printing system and stepped in synchronization
Hold down gag.
Preferably, in the conduction band stepping detection device of above-mentioned digital printing system, the hold down gag includes can be with institute
State the contact roller of conduction band rotation.
Preferably, in the conduction band stepping detection device of above-mentioned digital printing system, the both sides end face of the contact roller is arranged
There is dust cap.
Preferably, in the conduction band stepping detection device of above-mentioned digital printing system, the hold down gag is also included for adjusting
Save the regulating member of spacing between the contact roller and the measurement wheel.
Preferably, in the conduction band stepping detection device of above-mentioned digital printing system, the regulating member is put including contact roller
Arm, one end of the contact roller swing arm is connected by rotating dog with the mounting seat, and the other end is hinged with the contact roller.
Preferably, in the conduction band stepping detection device of above-mentioned digital printing system, the hold down gag also includes compression bullet
Spring, is fixed with the afterburning blocks relative with the contact roller swing arm in the mounting seat, the two ends of the compression spring respectively with institute
State afterburning blocks and the contact roller swing arm offsets to apply the active force towards the measurement wheel to the contact roller.
Preferably, in the conduction band stepping detection device of above-mentioned digital printing system, the afterburning blocks can with the mounting seat
That what is dismantled is fixedly connected.
Preferably, in the conduction band stepping detection device of above-mentioned digital printing system, in the contact roller swing arm bullet is offered
Spring mounting groove.
The conduction band stepping detection device of the digital printing system that the present invention is provided includes mounting seat, encoder and measurement wheel.
Wherein, mounting seat is used to be fixedly connected with digital printing system, and encoder is fixedly connected with mounting seat, measurement wheel and encoder
Central shaft is fixedly connected, and then measurement wheel can drive the central shaft synchronous axial system of encoder, outer peripheral face and the number of measurement wheel
The conduction band of printing system is contacted and stepped in synchronization.
During the conduction band stepping detection device of the digital printing system provided using the present invention, mounting seat is fixed on into digital print
The appropriate location of flower system, so that the outer peripheral face of measurement wheel is contacted with conduction band and stepped in synchronization with conduction band.And then the step of conduction band
Enter and drive measurement wheel to be synchronized with the movement, measurement wheel drives the central shaft of encoder to be synchronized with the movement again, so as to fortune of the encoder to conduction band
Dynamic state is detected.The conduction band stepping detection device provided by the present invention is detected that the accuracy of detection of encoder is high, because
And the stepping of conduction band can be accurately detected, to meet the requirement of stamp.Meanwhile, structure of the detecting device is simple, can be as needed
Installation site is flexibly changed, conduction band inner side, outside or dielectric surface is such as fixed on.
In order to reach above-mentioned second purpose, present invention also offers a kind of digital printing system, the digital printing system
Including print unit, live-roller, driving motor and conduction band, also including any of the above-described kind of conduction band stepping detection, conduction band stepping detection
The encoder of device is electrically connected with driving motor.
Because above-mentioned conduction band stepping detection device has above-mentioned technique effect, the number with the conduction band stepping detection device
Code printing system should also have corresponding technique effect.And closed-loop control is adopted by above-mentioned detection device driving motor, detect
And difference is compensated, so as to ensure that conduction band stepping each time is consistent, figure is beaten error free.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
A kind of structure of specific embodiment of conduction band stepping detection device of the digital printing system that Fig. 1 is provided for the present invention
Schematic diagram；
A kind of structural representation of specific embodiment of digital printing system that Fig. 2 is provided for the present invention.
Mark in accompanying drawing as follows：
Conduction band stepping detection device 1, print unit 2, live-roller 3, driving motor 4, conduction band 5, measurement wheel 11, encoder
12, mounting seat 13, contact roller 14, rotating dog 15, contact roller swing arm 16, afterburning blocks 17.
Specific embodiment
The embodiment of the invention discloses a kind of conduction band stepping detection device of digital printing system, in order to accurate detection number
Code print guide belt stepping.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-Fig. 2 is referred to, the conduction band stepping detection device of the digital printing system that Fig. 1 is provided for the present invention is a kind of concrete
The structural representation of embodiment；A kind of structural representation of specific embodiment of digital printing system that Fig. 2 is provided for the present invention
Figure.
In a kind of specific embodiment, the conduction band stepping detection device of the digital printing system that the present invention is provided includes peace
Dress seat 13, encoder 12 and measurement wheel 11.
Wherein, mounting seat 13 is used to be fixedly connected with digital printing system, and then conduction band stepping detection device 1 is fixed on
On digital printing system.It specifically can removably be fixedly connected with the housing of digital printing system, such as in mounting seat 13
Open up installing hole, to be connected with casing bolts, concrete installing hole can for mounting hole or other be capable of the different of adjustment bolt position
Type hole.Mounting seat 13 is removably fixedly connected with housing, and then can flexibly adjust the installation of conduction band stepping detection device 1
Position, in order to detect.Mounting seat 13 preferably can be the supporting structure that polylith installing plate is formed by connecting, simple and reliable for structure
To ensure to reduce space hold while connection.Mounting seat 13 is accurately arranged on this device on machine, together as fixture
When ensure each part non-loosening of conduction band stepping detection device 1, normal work.Steel mounting seat 13 is preferably adopted, is unlikely to deform,
Processed by high precision machine tool, it is ensured that each size of finished face is accurate.
Encoder 12 is fixedly connected with mounting seat 13, and the concrete structure and Cleaning Principle of encoder 12 refer to existing skill
Art, here is omitted.Detection signal is converted into pulse signal by encoder 12 to be fed back.Measurement wheel 11 and encoder
12 central shaft is fixedly connected, and then measurement wheel 11 can drive the central shaft synchronous axial system of encoder 12, that is, encoder
12 kinematic parameters that can detect measurement wheel 11, are specifically as follows as needed angular displacement or straight-line displacement.
Measurement wheel 11 is fixedly connected with the central shaft of encoder 12, and then can adjust the installation site of mounting seat 13 and cause
The outer peripheral face of measurement wheel 11 is contacted and stepped in synchronization with the conduction band 5 of digital printing system.The center of general measure wheel 11 and coding
The central shaft of device 12 is fixedly connected, so that the two is rotated coaxially, is easy to detection.Namely conduction band 5 is reacted by measurement wheel 11
Stepping, and then detect the motion of measurement wheel 11 to feed back the stepping of conduction band 5 by encoder 12.Between measurement wheel 11 and conduction band 5
Friction force drive measurement wheel 11 step in synchronization with conduction band 5, thus the position between measurement wheel 11 and conduction band 5 need to be adjusted so that
Its frictional force be enough to drive the synchronous axial system of measurement wheel 11 and non-slip.Measurement wheel 11 is preferred to be wrapped using stainless steel outer ring
Glue, it is concentric with the input of encoder 12 to protect wheel by secret processing.
During the conduction band stepping detection device 1 of the digital printing system provided using the present invention, mounting seat 13 is fixed on into number
The appropriate location of code printing system, so that the outer peripheral face of measurement wheel 11 is contacted with conduction band 5 and stepped in synchronization with conduction band 5.Further
The stepping of conduction band 5 drives measurement wheel 11 to be synchronized with the movement, and measurement wheel 11 drives the central shaft of encoder 12 to be synchronized with the movement again, so as to compile
Code device 12 is detected to the motion state of conduction band 5.The conduction band stepping detection device 1 provided by the present invention is detected, compiled
The accuracy of detection of code device 12 is high, it is thus possible to the stepping of accurate detection conduction band 5, to meet the requirement of stamp.Meanwhile, detection dress
Simple structure is put, installation site can be flexibly changed as needed, be such as fixed on the inner side of conduction band 5, outside or dielectric surface.Specifically
, encoder 12 can be used for being electrically connected with the driving motor 4 of digital printing system, that is, driving motor 4 adopts closed loop
Control, detects and compensates difference, so as to ensure that the stepping each time of conduction band 5 is consistent, beats figure error free.
For ease of ensureing that measurement wheel 11 is stepped in synchronization with conduction band 5, can also arrange to coordinate with measurement wheel 11 and lead for compression
With 5 so that the outer peripheral face of measurement wheel 11 hold down gag that contacts and step in synchronization with the conduction band 5 of digital printing system.Namely lead to
Cross hold down gag to coordinate with measurement wheel 11, conduction band 5 is compressed so that the frictional force between measurement wheel 11 and conduction band 5 be enough to drive
Measurement wheel 11 is stepped in synchronization with conduction band 5.It is of course also possible to be not provided with hold down gag, such as measurement wheel 11 is fixed on into the upper of conduction band 5
Side, by adjust measurement wheel 11 to the suppressing action of conduction band 5 with reference to the dead weight of measurement wheel 11 so that it is stepped in synchronization with conduction band 5
Also may be used.But it is more convenient with the regulation that conduction band 5 is stepped in synchronization to measurement wheel 11 by the setting of hold down gag.
Further, hold down gag includes the contact roller 14 that can be rotated with conduction band 5.Contact roller 14 coordinates with measurement wheel 11
Can rotate with conduction band 5 while conduction band 5 is compressed, thus the rubbing action to conduction band 5 is little.Certainly, hold down gag can also
Including block structure coordinated with measurement wheel 11 etc., but the resistance of its motion to conduction band 5 is larger.Contact roller 14 is preferably adopted
Import stainless steel bearing is used, even if there is ink spattering to be not easy to get rusty up.
Hold down gag can also include being arranged at the dust cap of the both sides end face of contact roller 14.Dust cap is fixed with contact roller 14
Connection, and then can be with the synchronous axial system of contact roller 14.By the setting of dust cap so that even if there is ink spattering in the course of work
Also the protective action such as dust-proof will not be effectively played to polluting inside contact roller 14, it is safe and reliable, extend making for contact roller 14
Use the life-span.
Further, hold down gag can also include the regulation for adjusting spacing between contact roller 14 and measurement wheel 11
Part.By the setting of regulating member, spacing can be easily adjusted between contact roller 14 and measurement wheel 11 to meet different thickness
The conduction band 5 of degree is detected.Namely according to the thickness of conduction band 5, spacing between corresponding adjustment contact roller 14 and measurement wheel 11 so as to will
Conduction band 5 is compressed, and then ensures stepping in synchronization for measurement wheel 11 and conduction band 5, and does not affect the proper motion of conduction band 5.For ease of logical
Spacing between the position adjustments contact roller 14 of contact roller 14 and measurement wheel 11 is overregulated, during preferred installation measurement wheel 11 is located at
The lower section of conduction band 5, contact roller 14 is located at the top of conduction band 5, and the position for adjusting contact roller 14 by adjusting means changes it to conduction band 5
Thrust.
Specifically, regulating member can include contact roller swing arm 16, one end of contact roller swing arm 16 by rotating dog 15 with
Mounting seat 13 connects, and the other end is hinged with contact roller 14.One end of contact roller swing arm 16 is connected by rotating dog 15 with mounting seat 13
Connect, and then can as needed rotatably compress wheel swing arm 16, adjusted to correct position and fixed by rotating dog 15.Compress
Wheel 14 is hinged with contact roller swing arm 16, thus it can flexibly be pressed against wheel swing arm 16 and rotate, so as to match somebody with somebody with measurement wheel 11
Conjunction compresses conduction band 5.Rotating dog 15 is connected preferably using stainless steel and with the precision of mounting seat 13, between not having when using
Gap, it is ensured that the reliable operation of contact roller 14.
One end of contact roller swing arm 16 can also adjust contact roller swing arm 16 to appropriate position with the bolt connection of mounting seat 13
Postpone, locked contact roller swing arm 16 with mounting seat 13 by bolt, the big I of specific coupling mechanism force is adjusted as needed.When
So, regulating member is also not limited to contact roller swing arm 16, it is also possible to by opening up mounting hole, contact roller 14 in mounting seat 13
With mounting hole bolt connection, and then the position by regulating bolt in mounting hole can adjust contact roller 14 and measurement wheel 11 it
Between spacing.As needed, profiled holes and bolt can also be opened up in mounting seat 13 can move in profiled holes, and then toning
Position of the section bolt in profiled holes can adjust the spacing between contact roller 14 and measurement wheel 11.
Further, hold down gag can also include compression spring, be fixed with mounting seat 13 and the phase of contact roller swing arm 16
To afterburning blocks 17, the two ends of compression spring offset to apply court to contact roller 14 respectively with afterburning blocks 17 and contact roller swing arm 16
To the active force of measurement wheel 11.Specifically contact roller swing arm 16 can be located in mounting seat 13 to arrange away from the side of measurement wheel 11
Afterburning blocks 17, arrange compression spring between afterburning blocks 17 and contact roller swing arm 16, the two ends of compression spring respectively with afterburning blocks 17
Offset with contact roller swing arm 16, and then produce in the presence of elastic-restoring force and promote contact roller swing arm 16 to measurement wheel 11,
Contact roller 14 thereon is driven to move to measurement wheel 11, while fixation of the one end of contact roller swing arm 16 by rotating dog 15,
Therefore contact roller swing arm 16 is by rotating dog 15 and the collective effect of compression spring.Thus adjusted by adjusting the elastic force of compression spring
The spacing of contact roller 14 and measurement wheel 11.The concrete elastic-restoring force such as by selecting the spring of different size to change spring.
Further, afterburning blocks 17 can be removably to be fixedly connected with mounting seat 13.It is concrete as afterburning blocks 17 with
Mounting seat 13 is bolted or latches connection etc., thus both can easily change afterburning blocks 17, with adjust pressure block with
The distance between contact roller swing arm 16, so as to change the elastic deformation amount of compression spring to adjust its elastic force.Can also be square
Just replacing compression spring, by adjusting its elastic force using the spring of different size.It should be noted that afterburning blocks 17 were both
Can be block structure, it is also possible to the other structures such as tabular, only need to make it have enough to support strength.
For the ease of the installation of compression spring, in contact roller swing arm 16 spring mounting groove is offered.Specifically can compress
Wheel swing arm 16 opens up spring mounting groove towards on the end face of pressure block, thus spring is carried out to play certain position-limiting action,
Make the installation of compression spring more stable.It is also possible to change spring by way of increasing pad in spring mounting groove
Thrust.Certainly, as needed can also directly by the two ends of compression spring respectively with afterburning blocks 17 and contact roller swing arm 16
Connect and be fixed.
When using, conduction band stepping detection device 1 is arranged on digital printing system, measurement wheel 11 and contact roller 14 are clamped
Conduction band 5, measurement wheel 11 with flexible rotating, can adjust the drive parameter of driving motor 4.Conduction band is found during use
5 inner sides should be cleared up in time when having impurity (the such as glue foreign matter of conduction band 5), with the service life of extension device.
Based on the conduction band stepping detection device 1 provided in above-described embodiment, present invention also offers a kind of digit printing system
System, the digital printing system includes print unit 2, live-roller 3, driving motor 4 and conduction band 5.Also include appointing in above-described embodiment
Anticipate a kind of conduction band stepping detection device 1, encoder 12 and the driving motor 4 of conduction band stepping detection device 1 are electrically connected with.Specifically beat
The structure of impression unit 2, live-roller 3, driving motor 4 and conduction band 5 connects annexation etc. and refer to prior art, no longer goes to live in the household of one's in-laws on getting married herein
State.The conduction band stepping detection device 1 in above-described embodiment is employed due to the digital printing system, so the digital printing system
Beneficial effect refer to above-described embodiment.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope for causing.
Claims (10)
1. the conduction band stepping detection device of a kind of digital printing system, it is characterised in that including mounting seat, encoder and measurement
Wheel, the encoder is fixedly connected with the mounting seat, and the measurement wheel is fixedly connected with the central shaft of the encoder, described
Mounting seat is used to be fixedly connected with the digital printing system, so that the outer peripheral face of the measurement wheel and the digital printing system
Conduction band contact and step in synchronization.
2. conduction band stepping detection device according to claim 1, it is characterised in that also include with the measurement wheel with sharing
In the compression conduction band so that what the outer peripheral face of the measurement wheel was contacted with the conduction band of the digital printing system and stepped in synchronization
Hold down gag.
3. conduction band stepping detection device according to claim 2, it is characterised in that the hold down gag includes can be with institute
State the contact roller of conduction band rotation.
4. conduction band stepping detection device according to claim 3, it is characterised in that the both sides end face of the contact roller is arranged
There is dust cap.
5. the conduction band stepping detection device according to Claims 2 or 3, it is characterised in that the hold down gag also includes using
In the regulating member for adjusting spacing between the contact roller and the measurement wheel.
6. conduction band stepping detection device according to claim 5, it is characterised in that the regulating member includes contact roller pendulum
Arm, one end of the contact roller swing arm is connected by rotating dog with the mounting seat, and the other end is hinged with the contact roller.
7. conduction band stepping detection device according to claim 6, it is characterised in that the hold down gag also includes compression bullet
Spring, is fixed with the afterburning blocks relative with the contact roller swing arm in the mounting seat, the two ends of the compression spring respectively with institute
State afterburning blocks and the contact roller swing arm offsets to apply the active force towards the measurement wheel to the contact roller.
8. conduction band stepping detection device according to claim 7, it is characterised in that the afterburning blocks can with the mounting seat
That what is dismantled is fixedly connected.
9. conduction band stepping detection device according to claim 8, it is characterised in that offer bullet in the contact roller swing arm
Spring mounting groove.
10. a kind of digital printing system, including print unit, live-roller, driving motor and conduction band；Characterized in that, also including
Conduction band stepping detection device as described in any one of claim 1-9, the encoder of the conduction band stepping detection device with it is described
Driving motor is electrically connected with.
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| CN201610905283.3A CN106629196B (en) | 2016-10-17 | 2016-10-17 | A kind of digital printing system and its conduction band stepping detection device |
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| CN201610905283.3A CN106629196B (en) | 2016-10-17 | 2016-10-17 | A kind of digital printing system and its conduction band stepping detection device |
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| CN106629196B CN106629196B (en) | 2019-02-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107831329A (en) * | 2017-10-27 | 2018-03-23 | 中质泰科技（深圳）有限公司 | Velocity measuring device and measuring method |
| CN107985337A (en) * | 2017-12-25 | 2018-05-04 | 中铁第四勘察设计院集团有限公司 | Both the mileage measurement wheel of wired quick repetition measurement measurement car |
| CN111845132A (en) * | 2020-06-30 | 2020-10-30 | 杭州宏华数码科技股份有限公司 | Conduction band stepping control mechanism of conduction band type ink-jet printing machine and control method thereof |
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