CN103358596B - Auto-manual adjusts the device and method of toilet paper crepe ratio automatically - Google Patents
Auto-manual adjusts the device and method of toilet paper crepe ratio automatically Download PDFInfo
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- CN103358596B CN103358596B CN201310294926.1A CN201310294926A CN103358596B CN 103358596 B CN103358596 B CN 103358596B CN 201310294926 A CN201310294926 A CN 201310294926A CN 103358596 B CN103358596 B CN 103358596B
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Abstract
The present invention relates to the device and method of adjustment toilet paper crepe ratio, particularly relate to the device and method that a kind of auto-manual adjusts toilet paper crepe ratio automatically, comprise PLC, execute-in-place screen, arrangements for speed regulation, drying cylinder and reel cylinder, PLC is connected with arrangements for speed regulation, execute-in-place screen connects, drying cylinder is arranged on reel cylinder side, and drying cylinder, reel cylinder are connected with arrangements for speed regulation.The present invention is by the automatic adjustment of crepe ratio, reel cylinder is made to become speed change to reel within a tool changing cycle, unstable to eliminate by the wear and tear crepe ratio that causes of creping doctor, the uniformity of guarantee body paper crepe ratio, finally realizes the stability of toilet roll bulk and pliability.
Description
Technical field
The present invention relates to the device and method of adjustment toilet paper crepe ratio, particularly relate to the device and method that a kind of auto-manual adjusts toilet paper crepe ratio automatically.
Background technology
The consumption figure of present China toilet paper is just in cumulative year after year, consumer has had new, higher requirement to toilet paper pliability, bulk, and toilet paper pliability, bulk are controlled by the fold on toilet paper, therefore, the fold controlled on toilet paper is stablized, and becomes the most important thing of producing toilet paper.But in paper-making process, dryer surface can with creping doctor generation Relative friction; At this time, by the automatic adjustment of crepe ratio, the scheme such as manual correction in addition, ensure that toilet paper crepe ratio has been stable into a very important technology, particularly nowadays, market uses high-speed toilet paper making machine tool changing frequency fast, crepe ratio scraper only relies on operating personnel manually to adjust, and cannot ensure its accuracy and real-time.
Summary of the invention
When the present invention is directed to that in prior art, toilet paper crepe ratio is excessive, there is plug paper in fine and closely woven not easily stripping of wrinkle, thus improves creping doctor to the linear pressure in cylinder face, and cause the wearing and tearing of creping doctor and drying cylinder, when toilet paper crepe ratio is too small, wrinkle is thick even not wrinkling; There is provided a kind of auto-manual automatically to adjust the device and method of toilet paper crepe ratio, eliminate and to be worn and torn the unstability caused by creping doctor, ensure the uniformity of body paper crepe ratio, realize the stable of toilet roll bulk and pliability.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals:
Auto-manual adjusts the device of toilet paper crepe ratio automatically, comprise PLC, execute-in-place screen, arrangements for speed regulation, drying cylinder and reel cylinder, PLC is connected with arrangements for speed regulation, execute-in-place screen connects, and drying cylinder is arranged on reel cylinder side, and drying cylinder, reel cylinder are connected with arrangements for speed regulation.PLC controls the running speed of drying cylinder, reel cylinder by arrangements for speed regulation.
As preferably, drying cylinder upper end is provided with creping doctor.In work, drying cylinder contacts with creping doctor; Creping doctor and drying cylinder by linear contact lay become soon face contact time, creping doctor is no longer applicable to wrinkling, must change creping doctor.
As preferably, drying cylinder, reel cylinder are provided with encoder simultaneously, drying cylinder, reel cylinder are connected with arrangements for speed regulation by encoder.Encoder on drying cylinder, reel cylinder feeds back to arrangements for speed regulation actual speed, the feedback speed that PLC is read by arrangements for speed regulation, then the speed adjusting reel cylinder in real time, thus makes the nearly setting value of fast differential between reel cylinder and drying cylinder.
As preferably, PLC is connected with arrangements for speed regulation by fieldbus, execute-in-place screen connects.Execute-in-place screen is under the operation of paper machine operative employee, and setting PLC every operational factor, arrangements for speed regulation receive the control signal and speed preset that PLC transmitted by fieldbus.
As preferably, the automatic adjustment programme module of the built-in crepe ratio of PLC.The automatic adjustment programme module of crepe ratio with the linear velocity of drying cylinder for benchmark, calculates the linear velocity of reel cylinder after receiving setting crepe ratio, then according to the diameter of reel cylinder, linear velocity is changed into rotating speed and delivers to arrangements for speed regulation.
Auto-manual adjusts the method for toilet paper crepe ratio automatically, comprises the following steps:
A. execute-in-place screen input coil paper crepe ratio data;
B. coil paper is placed on reel cylinder, with reel cylinder synchronous axial system during drying cylinder copy paper, drying cylinder then with creping doctor generation linear contact lay, make toilet paper produce fold;
C. the code device signal on drying cylinder and reel cylinder enters corresponding arrangements for speed regulation, by fieldbus, data is passed to PLC;
D.PLC controller controls the circumferential velocity of rotation of drying cylinder and reel cylinder by arrangements for speed regulation, by regulating the speed of drying cylinder and reel cylinder poor, thus controls the crepe ratio of coil paper.
As preferably, in steps A, execute-in-place screen comprises display module, mode switch module and parameter setting module; Hand push button, automatic button, SR, locking press button is had in mode switch module, manual mode in the corresponding parameter setting module of hand push button arranges coil paper crepe ratio, automatic mode in the corresponding parameter setting module of automatic button arranges coil paper crepe ratio, coil paper length, SR was the coil paper length to a upper cycle, current crepe ratio, both data initialize, and locking press button act as the current crepe ratio of locking.
As preferably, in step D, before device work, the speed that PLC presets drying cylinder and reel cylinder crepe ratio by execute-in-place screen is poor; In device work, PLC is after encoder accepts to the circumferential velocity of rotation of drying cylinder and reel cylinder, it is poor that the built-in crepe ratio automatic adjustment programme module of PLC presets crepe ratio speed by contrast, constantly send adjustment instruction, the speed of adjustment drying cylinder and reel cylinder, finally reaches required fast difference.
The present invention, owing to have employed above technical scheme, has significant technique effect: according to creping doctor within a tool changing cycle, simulate the function of crepe ratio and paper roll length.Again according to this function, the automatic adjustment of crepe ratio setting is realized by crepe ratio automatic adjustment programme module, reel cylinder is made to become speed change to reel within a tool changing cycle, with eliminate by creping doctor wear and tear cause crepe ratio instability, ensure the uniformity of body paper crepe ratio, finally realize the stability of toilet roll bulk box pliability.
Accompanying drawing explanation
Fig. 1 is the structural representation that auto-manual of the present invention adjusts toilet paper crepe ratio device automatically.
Fig. 2 is the front view of execute-in-place screen.
Fig. 3 is normal doctor blade life cycle figure.
Fig. 4 is abnormal scraper blade life cyclic graph.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
Embodiment 1
Auto-manual adjusts the device of toilet paper crepe ratio automatically, as shown in Figure 1 and Figure 2, comprise PLC, execute-in-place screen, arrangements for speed regulation, drying cylinder and reel cylinder, PLC is connected with arrangements for speed regulation, execute-in-place screen connects, drying cylinder is arranged on reel cylinder side, and drying cylinder, reel cylinder are connected with arrangements for speed regulation.PLC controls the running speed of drying cylinder, reel cylinder by arrangements for speed regulation.
Drying cylinder upper end is provided with creping doctor.In work, drying cylinder contacts with creping doctor; Creping doctor and drying cylinder by linear contact lay become soon face contact time, creping doctor is no longer applicable to wrinkling, must change creping doctor.Drying cylinder, reel cylinder are provided with encoder simultaneously, and drying cylinder, reel cylinder are connected with arrangements for speed regulation by encoder.Encoder on drying cylinder, reel cylinder feeds back to arrangements for speed regulation actual speed, the feedback speed that PLC is read by arrangements for speed regulation, then the speed adjusting reel cylinder in real time, thus makes the nearly setting value of fast differential between reel cylinder and drying cylinder.PLC is connected with arrangements for speed regulation by fieldbus, execute-in-place screen connects.Execute-in-place screen is under the operation of paper machine operative employee, and setting PLC every operational factor, arrangements for speed regulation receive the control signal and speed preset that PLC transmitted by fieldbus.The automatic adjustment programme module of the built-in crepe ratio of PLC.The automatic adjustment programme module of crepe ratio with the linear velocity of drying cylinder for benchmark, calculates the linear velocity of reel cylinder after receiving setting crepe ratio, then according to the diameter of reel cylinder, linear velocity is changed into rotating speed and delivers to arrangements for speed regulation.
Table 1-1 is in the tool changing cycle of creping doctor, by the test of the toilet paper crepe ratio to different phase, for ensureing toilet paper constant quality, is not difficult to draw the adjustment amount that in the tool changing cycle, crepe ratio setting needs.Setting each knife face can continuous seepage A, B, C, D tetra-axle paper in its working life, and total volume length is 4 myriametres, and the time is 120 minutes.In actual production process, along with the change of paper roll length, stage adjustment must be carried out to crepe ratio, just can reach paper roll constant quality.
Crepe ratio setting value in the table tool changing week of 1-1
As shown in Figure 3: when scraper normally uses, midway constantly paper situation time: this knife face service life, think in production process needed speed change to batch before scraper work was by 90 minutes, and rate of batching needs linearly to be increased to 84% from 81% within 120 minutes.After 90 minutes, crepe ratio is then stabilized in 84%, until tool changing.
As shown in Figure 4: when scraper non-normal use, halfway during disconnected paper situation: under speed change batches situation, when scraper service time by 60 minutes time, because a variety of causes needs to change scraper, the C axle that at this moment originally should batch production by 83% ~ 84% speed change is converted to the A axle of a new round.The initial crepe ratio of A axle is got back to again initial point and is repeated next speed change and batch the cycle.In coil paper process, any exchanging knives process all needs to batch from initial point.If but not tool changing, even if disconnected paper, also can not get back to initial point and start to batch.
According to Fig. 3, Fig. 4, we are not difficult to draw crepe ratio k and the function producing paper roll length L in the tool changing cycle:
K=f (L) (0≤L≤40000m, L can adjust according to actual conditions)
With superior function for applicable equally in the scraper cycle of exception, just toilet paper length L can change because of the uncertainty of unusual condition, dynamically to enter the next tool changing cycle in advance.
Wrinkling realization essence is that to change the speed of reel up drum and drying cylinder in real time according to the size of crepe ratio poor, reeling end speed V
1with drying cylinder speed V
2then meet with minor function:
V
1=(1-k) V
2wherein V
1for reeling end speed, V
2for drying cylinder speed, k is crepe ratio.
Like this within a tool changing cycle, reeling end speed V
1, drying cylinder speed V
2, paper roll length L equally meet with minor function:
V
1=[1-f (L)] V
2(0≤L≤40000m) wherein V
1for reeling end speed, V
2for drying cylinder speed, L is paper roll length.
The effect of above-mentioned function is that crepe ratio can be adjusted at a tool changing intraperiod line, the speed of batching is made to be cyclically-varying by the increase along with paper roll length, eliminate the wear factor of creping doctor to a great extent, stablizing of final guarantee toilet paper quality.
Auto-manual adjusts the method for toilet paper crepe ratio automatically, comprises the following steps:
A. execute-in-place screen input coil paper crepe ratio data;
B. coil paper is placed on reel cylinder, with reel cylinder synchronous axial system during drying cylinder copy paper, drying cylinder then with creping doctor generation linear contact lay, make toilet paper produce fold;
C. the code device signal on drying cylinder and reel cylinder enters corresponding arrangements for speed regulation, by fieldbus, data is passed to PLC;
D.PLC controller controls the circumferential velocity of rotation of drying cylinder and reel cylinder by arrangements for speed regulation, by regulating the speed of drying cylinder and reel cylinder poor, thus controls the crepe ratio of coil paper.
In steps A, execute-in-place screen comprises display module, mode switch module and parameter setting module; Display module shows data present mode, current spool length, current crepe ratio, it is long to add up paper roll.Have hand push button, SR, locking press button in mode switch module, the manual mode in the corresponding parameter setting module of hand push button arranges toilet paper crepe ratio, and toilet paper crepe ratio can under the effect of button, the size of adjustment crepe ratio; SR was the coil paper length to a upper cycle, current crepe ratio, and both data initialize, and locking press button act as the current crepe ratio of locking.In step D, before device work, the speed that PLC presets drying cylinder and reel cylinder crepe ratio by execute-in-place screen is poor; In device work, PLC is after encoder accepts to the circumferential velocity of rotation of drying cylinder and reel cylinder, it is poor that the built-in crepe ratio automatic adjustment programme module of PLC presets crepe ratio speed by contrast, constantly send adjustment instruction, the speed of adjustment drying cylinder and reel cylinder, finally reaches required fast difference.
Embodiment 2
Auto-manual adjusts the device of toilet paper crepe ratio automatically, as shown in Figure 1 and Figure 2, comprise PLC, execute-in-place screen, arrangements for speed regulation, drying cylinder and reel cylinder, PLC is connected with arrangements for speed regulation, execute-in-place screen connects, drying cylinder is arranged on reel cylinder side, and drying cylinder, reel cylinder are connected with arrangements for speed regulation.PLC controls the running speed of drying cylinder, reel cylinder by arrangements for speed regulation.
Drying cylinder upper end is provided with creping doctor.In work, drying cylinder contacts with creping doctor; Creping doctor and drying cylinder by linear contact lay become soon face contact time, creping doctor is no longer applicable to wrinkling, must change creping doctor.Drying cylinder, reel cylinder are provided with encoder simultaneously, and drying cylinder, reel cylinder are connected with arrangements for speed regulation by encoder.Encoder on drying cylinder, reel cylinder feeds back to arrangements for speed regulation actual speed, the feedback speed that PLC is read by arrangements for speed regulation, then the speed adjusting reel cylinder in real time, thus makes the nearly setting value of fast differential between reel cylinder and drying cylinder.PLC is connected with arrangements for speed regulation by fieldbus, execute-in-place screen connects.Execute-in-place screen is under the operation of paper machine operative employee, and setting PLC every operational factor, arrangements for speed regulation receive the control signal and speed preset that PLC transmitted by fieldbus.The automatic adjustment programme module of the built-in crepe ratio of PLC.The automatic adjustment programme module of crepe ratio with the linear velocity of drying cylinder for benchmark, calculates the linear velocity of reel cylinder after receiving setting crepe ratio, then according to the diameter of reel cylinder, linear velocity is changed into rotating speed and delivers to arrangements for speed regulation.
Table 1-1 is in the tool changing cycle of creping doctor, by the test of the toilet paper crepe ratio to different phase, for ensureing toilet paper constant quality, is not difficult to draw the adjustment amount that in the tool changing cycle, crepe ratio setting needs.Setting each knife face can continuous seepage A, B, C, D tetra-axle paper in its working life, and total volume length is 4 myriametres, and the time is 120 minutes.In actual production process, along with the change of paper roll length, stage adjustment must be carried out to crepe ratio, just can reach paper roll constant quality.
Crepe ratio setting value in the table tool changing week of 1-1
As shown in Figure 3: when scraper normally uses, midway constantly paper situation time: this knife face service life, think in production process needed speed change to batch before scraper work was by 90 minutes, and rate of batching needs linearly to be increased to 84% from 81% within 120 minutes.After 90 minutes, crepe ratio is then stabilized in 84%, until tool changing.
As shown in Figure 4: when scraper non-normal use, halfway during disconnected paper situation: under speed change batches situation, when scraper service time by 60 minutes time, because a variety of causes needs to change scraper, the C axle that at this moment originally should batch production by 83% ~ 84% speed change is converted to the A axle of a new round.The initial crepe ratio of A axle is got back to again initial point and is repeated next speed change and batch the cycle.In coil paper process, any exchanging knives process all needs to batch from initial point.If but not tool changing, even if disconnected paper, also can not get back to initial point and start to batch.
According to Fig. 3, Fig. 4, we are not difficult to draw crepe ratio k and the function producing paper roll length L in the tool changing cycle:
K=f (L) (0≤L≤40000m, L can adjust according to actual conditions)
With superior function for applicable equally in the scraper cycle of exception, just toilet paper length L can change because of the uncertainty of unusual condition, dynamically to enter the next tool changing cycle in advance.
Wrinkling realization essence is that to change the speed of reel up drum and drying cylinder in real time according to the size of crepe ratio poor, reeling end speed V
1with drying cylinder speed V
2then meet with minor function:
V
1=(1-k) V
2wherein V
1for reeling end speed, V
2for drying cylinder speed, k is crepe ratio.
Like this within a tool changing cycle, reeling end speed V
1, drying cylinder speed V
2, paper roll length L equally meet with minor function:
V
1=[1-f (L)] V
2(0≤L≤40000m) wherein V
1for reeling end speed, V
2for drying cylinder speed, L is paper roll length.
The effect of above-mentioned function is that crepe ratio can be adjusted at a tool changing intraperiod line, the speed of batching is made to be cyclically-varying by the increase along with paper roll length, eliminate the wear factor of creping doctor to a great extent, stablizing of final guarantee toilet paper quality.
Auto-manual adjusts the method for toilet paper crepe ratio automatically, comprises the following steps:
A. execute-in-place screen input coil paper crepe ratio data;
B. coil paper is placed on reel cylinder, with reel cylinder synchronous axial system during drying cylinder copy paper, drying cylinder then with creping doctor generation linear contact lay, make toilet paper produce fold;
C. the code device signal on drying cylinder and reel cylinder enters corresponding arrangements for speed regulation, by fieldbus, data is passed to PLC;
D.PLC controller controls the circumferential velocity of rotation of drying cylinder and reel cylinder by arrangements for speed regulation, by regulating the speed of drying cylinder and reel cylinder poor, thus controls the crepe ratio of coil paper.
In steps A, execute-in-place screen comprises display module, mode switch module and parameter setting module; Display module shows data present mode, current spool length, current crepe ratio, it is long to add up paper roll.Have automatic button, SR, locking press button in mode switch module, the automatic mode in the corresponding parameter setting module of automatic button arranges toilet paper crepe ratio, and toilet paper crepe ratio can under the effect of button, adjustment crepe ratio initial value k
1, crepe ratio final value k
2, coil paper length initial value L
1, coil paper length final value L
2, crepe ratio
(L
1≤ L≤L
2l is that current axis volume is grown), along with the change of current axis paper roll length, current crepe ratio k incites somebody to action linear change thereupon; SR was the coil paper length to a upper cycle, current crepe ratio, and both data initialize, and locking press button act as the current crepe ratio of locking.In step D, before device work, the speed that PLC presets drying cylinder and reel cylinder crepe ratio by execute-in-place screen is poor; In device work, PLC is after encoder accepts to the circumferential velocity of rotation of drying cylinder and reel cylinder, it is poor that the built-in crepe ratio automatic adjustment programme module of PLC presets crepe ratio speed by contrast, constantly send adjustment instruction, the speed of adjustment drying cylinder and reel cylinder, finally reaches required fast difference.
In a word, the foregoing is only preferred embodiment of the present invention, all equalizations done according to the present patent application the scope of the claims change and modify, and all should belong to the covering scope of patent of the present invention.
Claims (4)
1. auto-manual adjusts the device of toilet paper crepe ratio automatically, comprise PLC, execute-in-place screen, arrangements for speed regulation, drying cylinder and reel cylinder, it is characterized in that: PLC is shielded be connected with arrangements for speed regulation, execute-in-place, drying cylinder is arranged on reel cylinder side, and drying cylinder, reel cylinder are connected with arrangements for speed regulation; Execute-in-place screen comprises display module, mode switch module and parameter setting module; Display module shows data present mode, current spool length, current crepe ratio, it is long to add up paper roll; The automatic adjustment programme module of the built-in crepe ratio of PLC, crepe ratio automatic adjustment programme module adjusts the speed of drying cylinder and reel cylinder for contrasting default crepe ratio speed difference; PLC is connected with arrangements for speed regulation by fieldbus, execute-in-place screen connects; Execute-in-place screen comprises display module, mode switch module and parameter setting module; Hand push button, automatic button, SR, locking press button is had in mode switch module, manual mode in the corresponding parameter setting module of hand push button arranges coil paper crepe ratio, automatic mode in the corresponding parameter setting module of automatic button arranges coil paper crepe ratio, coil paper length, SR was the coil paper length to a upper cycle, current crepe ratio, both data initialize, and locking press button act as the current crepe ratio of locking.
2. auto-manual according to claim 1 adjusts the device of toilet paper crepe ratio automatically, it is characterized in that: drying cylinder upper end is provided with creping doctor.
3. auto-manual according to claim 1 adjusts the device of toilet paper crepe ratio automatically, it is characterized in that: drying cylinder, reel cylinder are provided with encoder simultaneously, and drying cylinder, reel cylinder are connected with arrangements for speed regulation by encoder.
4. auto-manual adjusts the method for toilet paper crepe ratio automatically, it is characterized in that: use the device described in claim 1, comprise the following steps:
A. execute-in-place screen input coil paper crepe ratio data;
B. coil paper is placed on reel cylinder, and with reel cylinder synchronous axial system during drying cylinder copy paper, drying cylinder and creping doctor generation linear contact lay, make toilet paper produce fold;
C. the code device signal on drying cylinder and reel cylinder enters corresponding arrangements for speed regulation, by fieldbus, data is passed to PLC;
D.PLC controller controls the circumferential velocity of rotation of drying cylinder and reel cylinder by arrangements for speed regulation, by regulating the speed of drying cylinder and reel cylinder poor, thus controlling the crepe ratio of coil paper, before device work, the speed that PLC presets drying cylinder and reel cylinder crepe ratio by execute-in-place screen is poor; In device work, PLC is after encoder accepts to the circumferential velocity of rotation of drying cylinder and reel cylinder, it is poor that the built-in crepe ratio automatic adjustment programme module of PLC presets crepe ratio speed by contrast, constantly send adjustment instruction, the speed of adjustment drying cylinder and reel cylinder, finally reaches required fast difference;
In steps A, execute-in-place screen comprises display module, mode switch module and parameter setting module; Hand push button, automatic button, SR, locking press button is had in mode switch module, manual mode in the corresponding parameter setting module of hand push button arranges coil paper crepe ratio, automatic mode in the corresponding parameter setting module of automatic button arranges coil paper crepe ratio, coil paper length, SR was the coil paper length to a upper cycle, current crepe ratio, both data initialize, and locking press button act as the current crepe ratio of locking.
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|---|---|---|---|
| CN201310294926.1A CN103358596B (en) | 2013-07-11 | 2013-07-11 | Auto-manual adjusts the device and method of toilet paper crepe ratio automatically |
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|---|---|---|---|
| CN201310294926.1A CN103358596B (en) | 2013-07-11 | 2013-07-11 | Auto-manual adjusts the device and method of toilet paper crepe ratio automatically |
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| CN106909122B (en) * | 2015-12-23 | 2020-01-17 | 金东纸业（江苏）股份有限公司 | Method for controlling linear pressure value of paper type of super calender |
| CN113746383B (en) * | 2021-11-05 | 2022-02-15 | 天津赛象科技股份有限公司 | Multi-blade longitudinal cutting curling and unwinding speed control method, system, equipment and storage medium |
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| CN1642725A (en) * | 2002-03-29 | 2005-07-20 | 梅特索·佩珀·卡尔斯塔德公司 | Method and apparatus for making a creped tissue with improved tactile qualities while improving handling of the web |
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| CN1642725A (en) * | 2002-03-29 | 2005-07-20 | 梅特索·佩珀·卡尔斯塔德公司 | Method and apparatus for making a creped tissue with improved tactile qualities while improving handling of the web |
| CN2575134Y (en) * | 2002-09-04 | 2003-09-24 | 樊宁 | Internal spraying diluting stirring propeller |
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Denomination of invention: Manual-automatic integrated device and method for adjusting crepe ratio of toilet paper Effective date of registration: 20180802 Granted publication date: 20160427 Pledgee: Bank of Hangzhou Limited by Share Ltd Tongxiang branch Pledgor: Zhejiang Huazhang Technology Co., Ltd. Registration number: 2018330000216 |