CN108237776A - A kind of cleaning method of printing machine blanket cylinder - Google Patents
A kind of cleaning method of printing machine blanket cylinder Download PDFInfo
- Publication number
- CN108237776A CN108237776A CN201810158405.6A CN201810158405A CN108237776A CN 108237776 A CN108237776 A CN 108237776A CN 201810158405 A CN201810158405 A CN 201810158405A CN 108237776 A CN108237776 A CN 108237776A
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- Prior art keywords
- cleaning
- cloth
- blanket cylinder
- adhesive tape
- printing machine
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- 238000004140 cleaning Methods 0.000 title claims abstract description 195
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000007639 printing Methods 0.000 title claims abstract description 32
- 239000004744 fabric Substances 0.000 claims abstract description 158
- 238000002360 preparation method Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims description 53
- 239000002390 adhesive tape Substances 0.000 claims description 51
- 238000007689 inspection Methods 0.000 claims description 29
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 238000011897 real-time detection Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000003111 delayed effect Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000010365 information processing Effects 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F35/00—Cleaning arrangements or devices
- B41F35/06—Cleaning arrangements or devices for offset cylinders
Landscapes
- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
A kind of cleaning method of printing machine blanket cylinder, including：Step A：Display cleaning preparation information；Step B：Confirm cleaning condition, judge whether the cleaning preparation information all meets cleaning condition, if meeting cleaning condition, start to clean, if being unsatisfactory for cleaning condition, cleaning preparation is checked and improve, until meeting cleaning condition；Step C：After starting cleaning, cleaning process parameter information is detected in real time, and the cleaning process parameter information includes at least：Clean cloth surplus information.It is delayed production caused by being used up present invention effectively prevents cleaning cloth.
Description
Technical field
The present invention relates to printing machine auxiliary device technical fields, and in particular to a kind of cleaning side of printing machine blanket cylinder
Method.
Background technology
The cleaning device of printing machine needs manually to observe the surplus of cleaning cloth in the prior art for part, often cleans
The situation that cloth is used up and do not replaced in time affects the normal use and working efficiency of printing machine.
Therefore, the prior art at least exists：The problem of cleaning cloth surplus cannot be detected in time.
Invention content
An object of the present invention is to solve the problems, such as that cleaning cloth surplus cannot be detected in time in the prior art, for
The deficiencies in the prior art, the present invention provide a kind of cleaning method of printing machine blanket cylinder, including：
Step A：Display cleaning preparation information, the cleaning preparation information include：Rotating speed, the rubber of offset press
The clutch pressure condition of roller, washer and the position relationship of blanket cylinder, the driving washer action driving cylinder confession
The cleaning cloth that atmospheric pressure, the pressure to washer water supply, water level information, the washer to washer water supply use
Lack cloth information；
Step B：Confirm cleaning condition, judge whether the cleaning preparation information all meets cleaning condition, if
Meet cleaning condition, then start to clean, if being unsatisfactory for cleaning condition, cleaning preparation is checked and improve, until meeting
Cleaning condition；
Step C：After starting cleaning, cleaning process parameter information is detected in real time, and the cleaning process parameter information at least wraps
It includes：Clean cloth surplus information.
Further, the cleaning method of the printing machine blanket cylinder, further includes：
Step D：When the cleaning cloth surplus information detected reaches the condition for needing replacing cleaning cloth, by showing
It is shown in device or by alarm equipment alarm, operating personnel is prompted to be replaced and cleaned cloth in time.
Further, the cleaning cloth is coated in rubber adhesive tape, and in cleaning process, rubber adhesive tape is by blanket cylinder pressure
Power and generate decrement；
Further, the cleaning method further includes step F：Make in advance between rubber adhesive tape and blanket cylinder pressure and
The relation curve of the decrement, and according to cleaning degree and the rotating speed of blanket cylinder, determine to close on the relation curve
The compression numerical quantity of reason.
Further, the cleaning method of the printing machine blanket cylinder, further includes：Step G：Rubber adhesive tape operating position is true
Determine step；
The step G is specifically included：
Step G1：Rubber adhesive tape is arranged on sliding block；
Step G2：Sliding block movement is driven to realize opposite fortune of the rubber adhesive tape closer or far from blanket cylinder by driving cylinder
It is dynamic；
Step G3：Jackscrew is limited by setting to limit the stroke of sliding block, the stroke of the sliding block corresponds to rubber glue
Operating position；
Step G4：According to rational compression numerical quantity, rubber adhesive tape and the relative position of blanket cylinder are determined；
Step G5：The stroke of sliding block is determined according to the relative position of rubber adhesive tape and blanket cylinder, according to the stroke of sliding block
It determines the position of limiting jackscrew or tightens depth.
Further, the material of rubber adhesive tape is high rigidity fiber fluorubber, and the material of blanket cylinder blanket is band gas
The mixing material of pad, the material for cleaning cloth are non-woven fabrics, and it is 15% that rubber adhesive tape, which reasonably compresses numerical quantity,.
Further, the cleaning method of the printing machine blanket cylinder, further includes：
Cleansing medium is transported to eject position by conveying supervisor, is set on conveying supervisor and protrudes from the conveying master
The nozzle of tube outer surface, the length direction of the vertical conveying supervisor of the extending direction of the nozzle, by the nozzle to clear
Wash cloth jet cleaning medium, and the injection direction is upwards or obliquely.
Further, the internal diameter of the conveying supervisor is 6mm, and the internal diameter of the nozzle is 2mm, and the nozzle protrudes conveying
The length of supervisor is 15mm.
Further, the real-time detection of the cleaning cloth surplus information is achieved by the steps of：
Step C1：Being pushed against on the outer surface of cleaning yardage roll sets a cloth to examine rocking arm；
Step C2：The cloth inspection rocking arm is enable to be rotated around a shaft；
Step C3：The cloth amount for cleaning yardage roll reduction is converted into cloth inspection rocking arm with the variation of cleaning cloth coil diameter to turn
It is dynamic；
Step C4：The variation of rotating shaft position is detected by sensor, generates cloth amount signal, obtains cleaning cloth surplus letter
Breath.
Further, cloth inspection rocking arm is made to be pushed against cleaning cloth always during cleaning yardage roll rotates by elastic device
On the outer surface of volume.
Further, step C4 is specially：The detection block that setting one is rotated synchronously with shaft in shaft, is passed using angle
The variation or the variation using displacement sensor detection detection block position of sensor detection detection block angle；
The cloth amount signal is received using processor and remaining cloth amount is calculated according to the cloth amount signal.
Relative to the prior art, technical scheme of the present invention has the advantages that：
The present invention can judge to clean whether preparation information all meets cleaning condition, be rolled meeting printing machine rubber
During cylinder cleaning condition, it could start to clean, avoid in cleaning process, that brings can not be successfully because of preparation deficiency
Into the problem of cleaning.
Further, the present invention is using cleaning cloth surplus information as the object detected in real time, it is thus possible to timely examine
Cleaning cloth surplus is surveyed, early warning in time and cloth can be replaced and cleaned, is given birth to so as to effectively prevent delay caused by cleaning cloth is used up
Production, reaches preferable cleaning performance.
Further, what the present invention used, which detects the principle of cleaning cloth surplus, is：When the cloth amount for cleaning yardage roll is reduced,
The diameter for cleaning yardage roll reduces, and cloth inspection rocking arm sticks on the outer surface of cleaning yardage roll, turns with the variation of cleaning cloth coil diameter
Dynamic, shaft is rotated with cloth inspection rocking arm, and the angle rotated by directly or indirectly detecting shaft can detect cleaning cloth
Surplus.In this way, the structure member needed for detection cleaning cloth surplus is fewer but better, spaces compact, in the feelings for not influencing cleaning
Under condition, the detection of cleaning cloth surplus is realized.
Further, the present invention passes through the relation curve of pressure and the decrement between rubber adhesive tape and blanket cylinder
Research determines the rational compression numerical quantity of rubber adhesive tape or blanket cylinder, is rubber adhesive tape and blanket cylinder in cleaning process
Between relative position provide accurate foundation, standardization foundation, Neng Gougui can be provided for the manufacture position of rubber adhesive tape
The manufacture position of the rubber adhesive tape caused by the artificially difference of adjustment scale is reduced in the manufacture position of the rubber adhesive tape of model cleaning device
Put deviation so that the cleaning of blanket cylinder reaches standardization running.
Further, because of rubber adhesive tape or the rational compression numerical quantity of blanket cylinder, after manufacture, in user
During being cleaned using the rubber adhesive tape of cleaning device to blanket cylinder, even if there is various change situation, such as rubber glue
The thickness change of item or blanket cylinder, abrasion, rubber adhesive tape and the relative position of blanket cylinder occur during installation and use
Variation according to rational compression numerical quantity, can also cause rubber adhesive tape and the relative position of blanket cylinder to be adjusted to preferably imitate
Fruit.
Further, using limit jackscrew to the limiting of rubber adhesive tape or to carry rubber adhesive tape sliding block limiting, one
The determining rubber adhesive tape and the relative position of blanket cylinder or the stroke of rubber adhesive tape that aspect can quantify, can be by the trip mark
On the other hand, the position of rubber adhesive tape can in use, after cleaning condition changes, can be adjusted flexibly in standardization,
It and can also be after the adjustment so that rubber adhesive tape and the relative position of blanket cylinder remain to meet preferable cleaning performance.
Further, the method that the present invention has abandoned traditional jet cleaning medium, conventional method is used to be responsible in conveying
Side wall on setting circular hole for spraying, since in the cleaning process of blanket cylinder, cleansing medium is all to be ejected into from bottom to up
It cleans on cloth, therefore, in conventional method, conveys the circular hole on the side wall of supervisor before ejecting in pressure release state, generally require 2
Secondary or multi-injection can be only achieved the normal pressure needed for injection, could realize and cleansing medium is ejected on cleaning cloth, a side
Face is the delay of working time, is on the other hand the waste of cleansing medium.The present invention is responsible for appearance using the conveying is protruded from
The nozzle in face is sprayed, and avoids pressure release situation, also avoids needing multi-injection that cleansing medium could be ejected into cleaning
Situation on cloth, primary injection can be achieved with expected jeting effect, saved the time, reduced the waste of cleansing medium, drop
Low cost.
Description of the drawings
Fig. 1 is the stereogram of a kind of cleaning device that the present invention uses.
Fig. 2 is the front view and partial enlarged view of Fig. 1.
Fig. 3 is the stereogram of a kind of cloth amount detection machine structure that the present invention uses.
Fig. 4 is a kind of operation principle schematic diagram of cleaning cloth surplus infomation detection of the present invention.
Fig. 5 is the A-A sectional views of Fig. 4.
Fig. 6 is another operation principle schematic diagram of the cleaning cloth surplus infomation detection of the present invention.
Fig. 7 is the structure diagram of cloth amount detection machine structure in Fig. 6.
Fig. 8 is the schematic diagram that cloth surplus information processing is cleaned in the present invention.
Fig. 9 is the cleaning principle schematic of the present invention.
Figure 10 is the structure diagram of the driving unit of the present invention.
Reference sign
1- wallboards, 2- cloth beams, 3- cloth amount detection machine structures, 31- cloth inspection rocking arm, 32- axle sleeves, 33- shafts, 34- detection blocks,
341- connecting holes, 342- clip slots, 343- bolts hole, 35- fishbolts, 36- elastic elements, the first blocking portions of 37-, 38- second
Blocking portion, 39- cloth inspection sensor, 39a- proximity sensors, 39b- displacement sensors, 39c- angular transducers, 4- cleaning yardage rolls,
5- processors, 6- displays, 7- alarms,
10- support units, 11- support plates, 12- rail portions, 20- working cells, 22- idler wheels, 24- pressure heads, 30- drivings are single
Member, the first jackscrews of 311-, 301- driving cylinders, 303- sliding blocks, 40- rollers.
Specific embodiment
By explaining the preferred embodiment of following the application, other objects of the present invention and advantage will be apparent.
The present invention Cleaning principle be：
As shown in Figure 9 and Figure 10, the present invention cleans (rubber) roller 40 using cleaning device, cleaning device packet
It includes：Support unit 10, working cell 20 and driving unit 30.
Working cell 20 and the removable connection of the support unit 10；Driving unit 30 respectively with the support unit 10 and
The working cell 20 connects, and the driving unit 30 is used to that the working cell 20 to be driven to contact the/(rubber far from printing machine
Skin) roller 40, the driving unit 30 has limit assembly, and the limit assembly is by limiting the stroke of the working cell 20
To control the contact between the working cell 20 and the roller 40.
Driving unit 30 can drive working cell 20 to be moved back and forth on contact/direction far from roller 40.It needs clear
When washing roller 40, driving unit 30 drives working cell 20 to be contacted with the outer surface of roller 40；After cleaning, driving unit 30
Driving working cell 20 and the outer surface of roller 40 disengage, and the direction for being directed away from the outer surface of roller 40 moves one section
Distance.
Limit assembly is arranged on driving unit 30, when driving unit 30 drives working cell 20 and the outer surface of roller 40
After contact, positioned at 20 front end of working cell and flexible pressure head 24, (pressure head 24 can be rubber adhesive tape, can in rubber adhesive tape
Cloth is cleaned with cladding) it deforms, driving unit 30 continues that working cell 20 is driven to move to 40 direction of roller, when pressure head 24
When deflection reaches best, i.e., when working cell 20 and the contact of 40 outer surface of roller reach best, position-limiting unit prevents
Working cell 20 continues to move along, so as to the contact of, working cell 20 and 40 outer surface of roller be maintained at it is above-mentioned most
In good range, that is to say, that the limit assembly controls the working cell by limiting the stroke of the working cell 20
Contact between 20 and the roller 40.
The driving unit 30 includes sliding block 303 and driving cylinder 301.Wherein, the sliding block 303 and the support unit 10
Removable connection；The housing section of the driving cylinder 301 is connect with the support unit 10, the flexible bar portion of the driving cylinder 301
It is connect with the sliding block 303, when the telescopic rod of the driving cylinder 301 stretches out, the sliding block 303 drives working cell 20 towards remote
Direction movement from roller 40；When the telescopic rod of the driving cylinder 301 is retracted, the sliding block 303 drives the working cell 20
It is moved towards close to the direction of roller 40.
The present invention provides a kind of cleaning method of printing machine blanket cylinder on the basis of above-mentioned operation principle, including：
Step A：Cleaning preparation information is shown by display screen, the cleaning preparation information includes：Offset press
Rotating speed, the clutch pressure condition of blanket cylinder, washer and position relationship, the driving washer of blanket cylinder act
Driving cylinder supply gas pressure, supply water to the washer pressure, supply water to the washer water level information, washer makes
The scarce cloth information of cleaning cloth；Above- mentioned information is transported to by relevant sensor and detector and wired or wireless way
On controller or processor, then controller or processor will be in these information conveyances to display screen；
Step B：Confirm cleaning condition, controller or processor judge whether the cleaning preparation information all meets
Cleaning condition if above- mentioned information all meets cleaning condition, starts to clean, as long as being unsatisfactory for cleaning item there are one information
Part then checks and improves cleaning preparation, until all meeting cleaning condition；It avoids in cleaning process, because of beam worker
That makees deficiency and bring can not be successfully the problem of completion is cleaned；
Step C：After starting cleaning, cleaning process parameter information is detected in real time, and the cleaning process parameter information at least wraps
It includes：Clean cloth surplus information.When not cleaning, cleaning cloth is wound on cloth beam, and in cleaning process, cloth beam rotation cleans cloth from cloth
Export (such as derived cleaning cloth is coated on pressure head (rubber adhesive tape)) on axis or cleaning yardage roll, the cloth amount for cleaning yardage roll subtracts
It is few, using cleaning cloth surplus information as the object detected in real time, it is thus possible to timely detection cleaning cloth surplus, Neng Gouji
When early warning and be replaced and cleaned cloth, so as to effectively prevent being delayed production caused by cleaning cloth is used up, reach preferable cleaning performance.
Further, the real-time detection of the cleaning cloth surplus information is achieved by the steps of：
Step C1：Being pushed against on the outer surface of cleaning yardage roll sets a cloth to examine rocking arm (rocking arm)；
Step C2：The cloth inspection rocking arm is enable to be rotated around a shaft；
Step C3：The cloth amount for cleaning yardage roll reduction is converted into cloth inspection rocking arm with the variation of cleaning cloth coil diameter to turn
It is dynamic；
Step C4：The variation of rotating shaft position is detected by sensor, generates cloth amount signal, with the change of cleaning cloth coil diameter
Change and rotate, shaft is rotated with cloth inspection rocking arm, and the angle rotated by directly or indirectly detecting shaft can detect
Clean the surplus of cloth；Cleaning cloth surplus is obtained by information processing (such as passing through controller, processor, chip, computer)
Information.
Further, cloth inspection rocking arm is made to be pushed against cleaning cloth always during cleaning yardage roll rotates by elastic device
On the outer surface of volume, in this way, detection is accurate, centre does not have the numerical value increased emptily.
Further, step C4 is specially：The detection block that setting one is rotated synchronously with shaft in shaft, is passed using angle
The variation and/or the variation using displacement sensor detection detection block position of sensor detection detection block angle；In this way, can be with
It is detected by angle change or change in location, such as can be simultaneously using the change of angular transducer detection detection block angle
Change, and using the variation of displacement sensor detection detection block position, the cloth amount signal is received simultaneously using controller or processor
Remaining cloth amount is calculated according to the cloth amount signal.
Further, the cleaning method of the printing machine blanket cylinder, further includes：
Step D：When the cleaning cloth surplus information detected reaches the condition for needing replacing cleaning cloth, by showing
It is shown in device or by alarm equipment alarm, operating personnel is prompted to be replaced and cleaned cloth in time.By in display and alarm
Prompting is more avoided that the problem of cleaning cloth is delayed production caused by using up.
The specific cleaning device of following embodiment may be used in the detection of cleaning cloth surplus information：
Embodiment 1
As shown in Figure 1, a kind of cleaning device for cleaning printing press blanket cylinder, including：Symmetrically arranged two walls
Plate 1, cloth beam 2 and cleaning yardage roll 4, wherein cloth beam 2 is rotatably connected with two wallboards 1, cleans yardage roll 4 around around being located on cloth beam 2.
Wallboard 1 provides support for cloth beam 2 and other component.
As shown in Figure 1, the cloth amount detection machine structure 3 of printing machine blanket cylinder is located therein on a wallboard 1, and specifically, print
The cloth amount detection machine structure 3 of brush machine blanket cylinder includes shaft 33, cloth inspection rocking arm 31 and cloth inspection sensor 39, wherein, shaft 33 is worn
An above-mentioned wallboard 1 is crossed, shaft 33 is rotatably connected with wallboard 1, and one end of cloth inspection rocking arm 31 is connect with shaft 33, and cloth inspection is shaken
The other end of arm 31 sticks on the outer surface of cleaning yardage roll 4.
When the cloth amount for cleaning yardage roll 4 is reduced, the diameter of cleaning yardage roll 4 reduces, and cloth inspection rocking arm 31 sticks on cleaning yardage roll 4
Outer surface, cloth examine rocking arm 31 with cleaning 4 diameter of yardage roll variation and rotate, further, shaft 33 with cloth examine rocking arm
31 rotations, so, the angle rotated by directly or indirectly detecting shaft 33 can detect the residue of cleaning cloth
Amount so as to show or alarm by alarm 7 in display 6, prompts operating personnel to be replaced and cleaned cloth in time, so as to effectively
It avoids caused by cleaning cloth is used up and is delayed production.
As shown in Figures 1 to 3, in order to detect the rotation of shaft 33, preferably, the cloth amount inspection of printing machine blanket cylinder
It surveys mechanism 3 and further includes detection block 34, which connect with shaft 33, and one end of detection block 34 is set in shaft 33, inspection
The cuboid of the blocky or approximate bar shaped of survey block 34 for example, strip, the axial direction of the length direction vertical rotation axis 33 of detection block 34,
The distance in the other end (lower end of detection block 34 in Fig. 3) of detection block 34 and the axle center of shaft 33 is 3 times of the radius of shaft 33
To 5 times of even more multiples, so that detection block 34 is easily detected by the sensors, in other words, detection block 34 is by the letter of shaft 33
Number 3 times to 5 times even more multiples are exaggerated, detection block 34 can be rotated with shaft 33, and cloth inspection sensor 39 is arranged to
Cloth amount signal is generated by detecting the movement of detection block 34.
It should be noted that above-mentioned cloth amount signal can be on-off model, for example, by using proximity sensor or light
Electric transducer, at this point, the cloth amount signal is alarmed for triggering；May be continuous quantity signal, for example, by using displacement sensor or
Person's angular transducer at this point, the cloth amount signal both can be used for triggering alarm, can also be used to calculate the surplus of cleaning cloth.
For example, as shown in figure 4, sensor 39a is positioned proximate in the front side of detection block 34, when cloth amount is reduced to setting value
When, detection block 34 turns to the detection range of proximity sensor 39a, and proximity sensor 39a generates the very few switching value letter of cloth amount
Number, which can be used for triggering alarm.
Preferably, as shown in figure 8, cleaning device further includes processor 5 and alarm 7, processor 5 is configured to connect
Receive the cloth amount signal that cloth inspection sensor 39 generates；Processor 5 is connect with alarm 7, and processor 5 is arranged to receive above-mentioned
During the very few cloth amount signal of cloth amount, alarm signal is sent to alarm 7, alarm 7 is arranged to report after receiving alarm signal
It is alert, operating personnel is prompted to be replaced and cleaned yardage roll 4.
For the connection mode of detection block 34 and shaft 33, preferably, as shown in figure 3, detection block 34 is equipped with connection
Hole 341, the connecting hole 341 are connect with shaft 33, that is to say, that when shaft 33 rotates, detection block 34 rotates phase with shaft 33
Same angle.In order to avoid the changing of the relative positions between detection block 34 and shaft 33, preferably, clip slot 342 is additionally provided in detection block 34, it should
Clip slot 342 is connect with connecting hole 341, and clip slot 342 is in open state, for the one of detection block 34 section to be divided into two halfbodies；It is examining
It surveys on block 34 and is additionally provided with the bolt hole 343 for penetrating above-mentioned two halfbody, fishbolt 35 passes through bolt hole 343, screws clamping spiral shell
During bolt 35, two halfbodies are close to each other, so as to realize that detection block 34 is connect with the clamping of shaft 33.
It is further preferred that as shown in figure 3, clip slot 342 pass through connecting hole 341 and extend one section, the length of halfbody,
When fishbolt 35 screws, the clamping of connecting hole 341 can be realized using smaller power in this way.
Preferably, as shown in figure 3, the cloth amount detection machine structure 3 of the printing machine blanket cylinder of the present embodiment further includes axle sleeve
32, which is set between shaft 33 and wallboard 1, and shaft 33 is rotatably connected with axle sleeve 32.
Preferably, as shown in Fig. 2 and enlarged drawing, the cloth amount detection machine structure 3 of printing machine blanket cylinder further includes：Elastic member
Part 36, for providing the elastic force for the outer surface that cloth inspection rocking arm 31 is posted by cleaning yardage roll 4.Preferably, elastic element 36 is
Torsional spring, one end of torsional spring are connect with cloth inspection rocking arm 31, and the other end of torsional spring is connect with wallboard 1.As shown in Figure 2 and Figure 5, the torsional spring
32 outside of axle sleeve is sheathed on, one end of torsional spring is connect with the first blocking portion 37 on cloth inspection rocking arm 31, the other end of torsional spring
It is connect with the second blocking portion 38 on wallboard 1.
It should be noted that elastic element 36 can also use tension spring or spring leaf etc., cloth is examined as long as being capable of providing
Rocking arm 31 is posted by the elastic force of the outer surface of cleaning yardage roll 4.
Embodiment 2
Embodiment 2 and embodiment 1 difference lies in, as shown in fig. 6, cloth inspection sensor 39 employs displacement sensor 39b,
One end of displacement sensor 39b is pivotally connected with wallboard 1, and the other end is pivotally connected with detection block 34.
Preferably, as shown in figure 8, cleaning device further includes processor 5 and display 6, processor 5 is configured to
Receive the cloth amount signal that cloth inspection sensor 39 generates；Processor 5 is connect with display 6, and processor 5 is configured to according to cloth
It measures signal and calculates remaining cloth amount, display 6 is configured to show remaining cloth amount.
Preferably, as shown in figure 8, cleaning device further includes alarm 7, when cloth amount signal reaches preset value, processing
Device 5 sends alarm signal to alarm 7, and alarm 7 is arranged to alarm after receiving alarm signal.
Embodiment 3
As shown in fig. 7, the present embodiment is with embodiment 2, difference lies in cloth inspection sensor 39 uses angle in the present embodiment
Sensor 39c, angular transducer 39c are directly connected in shaft 33, for measuring the angle of the torsion of shaft 33.
Wherein, the embodiment of Figure 10 and embodiment 1, embodiment 2 and embodiment 4 carry out group in the case of no contradiction
It closes.
Further, it cleaning cloth will be coated on pressure head (rubber adhesive tape) derived from cleaning yardage roll, in cleaning process,
Rubber adhesive tape is generated decrement by blanket cylinder pressure；The cleaning method further includes step F：Make in advance rubber adhesive tape with
The relation curve of pressure and the decrement between blanket cylinder, and according to cleaning degree and the rotating speed of blanket cylinder, really
Numerical quantity is reasonably compressed on the fixed relation curve.According to the relation curve and cleaning degree and the rotating speed of blanket cylinder
Relationship, for example, the too conference of decrement or pressure causes the rotating speed of blanket cylinder low, decrement or pressure is too small can cause to clean
Effect is poor, is considered according to decrement or pressure, cleaning degree, these parameters of the rotating speed of blanket cylinder, selected
Rational compression numerical quantity, can provide standardization foundation for the manufacture position of rubber adhesive tape.It is studied, determined according to repetition test
Rubber adhesive tape decrement is 15%, is reasonable compression numerical quantity.
Further, the cleaning method of the printing machine blanket cylinder, further includes：Step G：Rubber adhesive tape operating position is true
Determine step；
The step G is specifically included：
Step G1：Rubber adhesive tape is arranged on sliding block；
Step G2：Sliding block movement is driven to realize opposite fortune of the rubber adhesive tape closer or far from blanket cylinder by driving cylinder
It is dynamic；
Step G3：Jackscrew is limited by setting to limit the stroke of sliding block, the stroke of the sliding block corresponds to rubber glue
Operating position；
Step G4：According to rational compression numerical quantity, rubber adhesive tape and the relative position of blanket cylinder are determined；
Step G5：The stroke of sliding block is determined according to the relative position of rubber adhesive tape and blanket cylinder, according to the stroke of sliding block
It determines the position of limiting jackscrew or tightens depth.
Further, the material of rubber adhesive tape is high rigidity fiber fluorubber, and the material of blanket cylinder blanket is band gas
The mixing material of pad, the material for cleaning cloth are non-woven fabrics, and it is 15% that rubber adhesive tape, which reasonably compresses numerical quantity,.
Further, the cleaning method of the printing machine blanket cylinder, further includes：
Cleansing medium is transported to eject position by conveying supervisor, is set on conveying supervisor and protrudes from the conveying master
The nozzle of tube outer surface, the length direction of the vertical conveying supervisor of the extending direction of the nozzle, by the nozzle to clear
Wash cloth jet cleaning medium, and the injection direction is upwards or obliquely.In this way, avoiding pressure release situation, also avoid needing
Cleansing medium could be ejected into the situation on cleaning cloth by multi-injection, and primary injection can be achieved with expected jeting effect, save
About the time, reduce the waste of cleansing medium, reduce cost.
Further, the internal diameter of the conveying supervisor is 6mm, and the internal diameter of the nozzle is 2mm, and the nozzle protrudes conveying
The length of supervisor is 15mm.In this way, the pressure of supervisor can be sufficiently transmitted on cleaning cloth by nozzle, disclosure satisfy that needed for injection
Convenient pressure, can avoid the problem that supervisor pressure have pressure release at injection initial stage.
Further, as shown in Figure 10, the driving cylinder 301 be cylinder, cylinder be by air pressure be changed into mechanical energy,
The pneumatic actuator of straight reciprocating motion is done, there are simple in structure, reliable operation, flexible movements.
The support unit 10 includes support plate 11, and the support plate 11 is equipped with the rail portion 12 being recessed inwardly, described
Working cell 20 has at least two idler wheels 22 stretched out to side, and the idler wheel 22 is connect with the rail portion 12, idler wheel 22
Can be to be slided in rail portion 12, idler wheel 22 carries the weight of working cell 20.
Limit assembly includes the first jackscrew 311 for being limited to sliding block, and the front end of first jackscrew 311 is from the sliding block
It is stretched out in 303, and first jackscrew 311 extends one section towards the direction of the driving cylinder 301.First top in limit assembly
Silk 311 stretches out the adjustable in length of sliding block 303, can convenient for being adaptively adjusted according to the abrasion condition of working cell 20
Above-mentioned contact is kept to be always positioned within optimum range.
The device of the application is described in detail with reference to the optimal technical scheme of the application, however, it is necessary to explanation, not
Be detached from spirit herein in the case of, those skilled in the art can be made on the basis of above disclosure it is any transformation,
Modification and variation and combination, for example, the embodiment of Figure 10 and embodiment 1, embodiment 2 and embodiment 4 are in reconcilable feelings
It is combined under condition.The application includes above-mentioned specific embodiment and its any equivalent form.
Claims (10)
1. a kind of cleaning method of printing machine blanket cylinder, which is characterized in that include the following steps：
Step A：Display cleaning preparation information, the cleaning preparation information include：Rotating speed, the blanket cylinder of offset press
Clutch pressure condition, washer and the position relationship of blanket cylinder, driving washer action driving cylinder supply air pressure
The scarce cloth of cleaning cloth that power, the pressure to washer water supply, water level information, the washer to washer water supply use
Information；
Step B：Confirm cleaning condition, judge whether the cleaning preparation information all meets cleaning condition, if met
Cleaning condition then starts to clean, if being unsatisfactory for cleaning condition, cleaning preparation is checked and improve, until meeting cleaning
Condition；
Step C：After starting cleaning, cleaning process parameter information is detected in real time, and the cleaning process parameter information includes at least：Clearly
The surplus that washes cloth information.
2. the cleaning method of printing machine blanket cylinder according to claim 1, which is characterized in that further include：
Step D：When the cleaning cloth surplus information detected reaches the condition for needing replacing cleaning cloth, by the display
It shows or by alarm equipment alarm, operating personnel is prompted to be replaced and cleaned cloth in time.
3. the cleaning method of printing machine blanket cylinder according to claim 1, which is characterized in that
The cleaning cloth is coated in rubber adhesive tape, and in cleaning process, rubber adhesive tape is generated compression by blanket cylinder pressure
Amount；
The cleaning method further includes step F：Pressure and the decrement between rubber adhesive tape and blanket cylinder are made in advance
Relation curve, and according to cleaning degree and the rotating speed of blanket cylinder, determine rational decrement number on the relation curve
Value.
4. the cleaning method of printing machine blanket cylinder according to claim 3, which is characterized in that further include：Step G：Rubber
Hide glue operating position determines step；
The step G is specifically included：
Step G1：Rubber adhesive tape is arranged on sliding block；
Step G2：Sliding block movement is driven to realize relative motion of the rubber adhesive tape closer or far from blanket cylinder by driving cylinder；
Step G3：Jackscrew is limited by setting to limit the stroke of sliding block, the stroke of the sliding block corresponds to rubber adhesive tape work
Make position；
Step G4：According to rational compression numerical quantity, rubber adhesive tape and the relative position of blanket cylinder are determined；
Step G5：The stroke of sliding block is determined according to the relative position of rubber adhesive tape and blanket cylinder, is determined according to the stroke of sliding block
It limits the position of jackscrew or tightens depth.
5. the cleaning method of printing machine blanket cylinder according to claim 3, which is characterized in that the material of rubber adhesive tape is
High rigidity fiber fluorubber, the material for cleaning cloth are non-woven fabrics, and it is 15% that rubber adhesive tape, which reasonably compresses numerical quantity,.
6. the cleaning method of printing machine blanket cylinder as claimed in any of claims 1 to 5, which is characterized in that also
Including：
Cleansing medium is transported to eject position by conveying supervisor, sets and is protruded from outside the conveying supervisor on supervisor is conveyed
The nozzle on surface, the length direction of the vertical conveying supervisor of the extending direction of the nozzle, by the nozzle to cleaning cloth
Jet cleaning medium, the injection direction is upwards or obliquely.
7. the cleaning method of printing machine blanket cylinder according to claim 6, which is characterized in that the conveying supervisor's is interior
Diameter is 6mm, and the internal diameter of the nozzle is 2mm, and the length that the nozzle protrudes conveying supervisor is 15mm.
8. the cleaning method of printing machine blanket cylinder according to claim 1, which is characterized in that the cleaning cloth surplus
The real-time detection of information is achieved by the steps of：
Step C1：Being pushed against on the outer surface of cleaning yardage roll sets a cloth to examine rocking arm；
Step C2：The cloth inspection rocking arm is enable to be rotated around a shaft；
Step C3：The cloth amount for cleaning yardage roll reduction is converted into cloth inspection rocking arm to rotate with the variation of cleaning cloth coil diameter；
Step C4：The variation of rotating shaft position is detected by sensor, generates cloth amount signal, obtains cleaning cloth surplus information.
9. the cleaning method of printing machine blanket cylinder according to claim 8, which is characterized in that cloth is made by elastic device
Inspection rocking arm is pushed against during cleaning yardage roll rotation on the outer surface of cleaning yardage roll always.
10. the cleaning method of printing machine blanket cylinder according to claim 8, which is characterized in that step C4 is specially：
The detection block that setting one is rotated synchronously with shaft in shaft detects the variation of detection block angle using angular transducer or adopts
With the variation of displacement sensor detection detection block position；
The cloth amount signal is received using processor and remaining cloth amount is calculated according to the cloth amount signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810158405.6A CN108237776B (en) | 2018-02-26 | 2018-02-26 | A kind of cleaning method of printing machine blanket cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810158405.6A CN108237776B (en) | 2018-02-26 | 2018-02-26 | A kind of cleaning method of printing machine blanket cylinder |
Publications (2)
| Publication Number | Publication Date |
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| CN108237776A true CN108237776A (en) | 2018-07-03 |
| CN108237776B CN108237776B (en) | 2019-08-09 |
Family
ID=62698866
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810158405.6A Expired - Fee Related CN108237776B (en) | 2018-02-26 | 2018-02-26 | A kind of cleaning method of printing machine blanket cylinder |
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| Country | Link |
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| CN (1) | CN108237776B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112223910A (en) * | 2020-10-15 | 2021-01-15 | 北京利丰雅高长城印刷有限公司 | Printing machine blanket cylinder clearance mechanism |
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| Publication number | Publication date |
|---|---|
| CN108237776B (en) | 2019-08-09 |
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