CN106868921B - Drying section of paper machine paper web stripping off device and its calibration method - Google Patents
Drying section of paper machine paper web stripping off device and its calibration method Download PDFInfo
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- CN106868921B CN106868921B CN201710017446.9A CN201710017446A CN106868921B CN 106868921 B CN106868921 B CN 106868921B CN 201710017446 A CN201710017446 A CN 201710017446A CN 106868921 B CN106868921 B CN 106868921B
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- paper
- calibration
- laser
- injection blower
- scraper
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G3/00—Doctors
- D21G3/04—Doctors for drying cylinders
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of paper
- D21F5/02—Drying on cylinders
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F7/00—Other details of machines for making continuous webs of paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G9/00—Other accessories for paper-making machines
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Abstract
The invention discloses a kind of drying section of paper machine paper web stripping off device and its calibration methods, one kind is intended to provide to calibrate airflow direction with convenient, the drying section of paper machine paper web stripping off device and its calibration method for the advantages of being not susceptible to installation fault, its key points of the technical solution are that, several air holes on same straight line are offered on the paper injection blower, calibration component is equipped between scraper and paper injection blower, calibration component includes for emitting the laser calibration portion of laser and the connecting rod being fixed in laser calibration portion, the diameter of connecting rod and the diameter of air holes are identical, its length is identical as the internal diameter of paper injection blower, it can be convenient the Installation And Calibration of paper injection blower, deviation and fault brought by installation inaccuracy can be reduced, improve the runnability of paper machine entirety, there can also be biggish evaporation region to drying cylinder is guaranteed, it is horizontal It is more uniform to divulging information, reduce the temperature difference between drying cylinder and scraper, promotes the contact performance of scraper and drying cylinder.
Description
Technical field
The present invention relates to paper making equipment field, in particular to a kind of drying section of paper machine paper web stripping off device and its calibration side
Method.
Background technique
Paper machine is the equipment for paper making, is mainly made of devices such as wet end, press section and drying sections, wet end
Cyclotomy net and two kinds of fourdrinier wire, press section is made of pressure roller and papermaker's felt etc., and drying section is made of one or several drying cylinders, is had
A little fourdriniers are also equipped with calender, with smoothness and the tightness etc. for improving paper.
Paper web paper machine net part forming and press section dehydration after, still remain 60%~68% moisture, so
It is further sloughed in drying section of paper machine by the method that heating evaporation is spread afterwards, paper web is made to reach the left side 94 % needed for finished product
Right mass dryness fraction.
Paper web is dry to be divided into contact drying and non-contact type drying, can use several distinct methods, i.e. drying cylinder contacts
Formula seasoning, the airing of high velocity drying and impingement drying and infrared ray or high-frequency current seasoning etc. are contactless
Seasoning is now mostly used drying cylinder contact drying method and paper web is dried, general to use when paper web is transmitted from drying cylinder to wind-up roll
The mode of scraper cooperation air-flow removes paper web from drying.
Currently, the Chinese patent of Publication No. CN101490336 discloses a kind of drying section internal control in web forming machine
The equipment of air-flow during tail portion wet web pickup processed, tail portion are set as at several positions of drying section from dryer cylinder by branch
The interval of support on the fabric is transmitted to slewing rollers, and dryer cylinder and fabric form open gap.Gap setting is in tail portion
Outside be covered at least partially, to limit relevant to the open gap air-flow along cross-machine direction.
Although the equipment of this air-flow in the drying section of web forming machine during control tail portion wet web pickup improves tail portion
The reliability of wet web pickup, but this equipment cooperate scraper using when need relatively accurately to adjust airflow direction, make it and scrape
Knife matches, and the calibration of airflow direction often carries out school to airflow direction by experience by veteran operator
Standard is easy the peeling effect that installation makes mistakes and then influences paper web.
Summary of the invention
A purpose of the invention is to provide a kind of drying section of paper machine paper web stripping off device, and it is convenient to airflow direction to have
It calibrated, be not susceptible to the advantages of installation fault.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of drying section of paper machine paper web stripping off device, including rack, slewing rollers, drying cylinder and wind-up roll, drying cylinder and winding
The scraper and paper injection blower for removing paper web are equipped between roller, the end of drying cylinder is equipped with blower, is additionally provided on drying cylinder several
A stomata offers several air holes on same straight line on the paper injection blower, between scraper and paper injection blower
Equipped with calibration component, calibration component includes the calibration portion and the connecting rod that is fixed in calibration portion for assisted calibration, connecting rod it is straight
Diameter is identical as the diameter of air holes, and length is identical as the internal diameter of paper injection blower.
By using above-mentioned technical proposal, operator can be determined when installing paper injection blower by calibration component
The setting angle of paper injection blower and the angle of blowout air-flow are installed, connecting rod can be mounted in air holes by operator, so
The switch for opening laser calibration portion afterwards, makes its assist operators determine the relative position of air holes and angle on paper injection blower,
It is possible thereby to estimate out the position and direction of paper injection blower blowout wind, operator is not needed by experience to air-flow side
To being calibrated, facilitate the Installation And Calibration of paper injection blower, deviation and fault brought by installation inaccuracy can be reduced, mentioned
The runnability of high paper machine entirety.When drying cylinder carries out heating, drying to paper web, blower makes drying cylinder to being evacuated in drying cylinder
Interior generation negative pressure, such paper web can be tightly attached to dryer surface, to keep paper web drying more complete.
Further setting: the scraper includes tool apron, cutter shaft and knife plate, and knife plate is equipped with radian and drying cylinder far from tool apron side
The identical sword side of outer circle radian, sword side is contradicted to drying cylinder outer circle.
By using above-mentioned technical proposal, the sword side of knife plate is designed as arc side, and contradicts the Ke Yigeng in the outer circle of drying cylinder
Separating paper web from dryer surface for convenience, improves whole operating rate, while scraper can keep the outer surface of drying cylinder
Cleaning, the contact performance between knife plate and drying cylinder are more preferable.
Further setting: the calibration portion includes laser calibration portion, towards sword side marginal position setting and hitherward
Emit laser.
By using above-mentioned technical proposal, since the direction of propagation of laser is straight line, and propagated along the direction of air holes, it can
Location and installation is carried out to paper injection blower with assist operators, guidance operator changes the direction of air holes, avoids operator
Member is only by rule of thumb adjusted the position and orientation of air holes, reduces the generation of installation fault.
Further setting: the calibration portion includes flexible calibration portion, is arranged and can stretch towards the marginal position on sword side
It contracts on conflict to sword side.
By using above-mentioned technical proposal, after fixing connecting rod and determining that it will not shake, operator can be with
Flexible calibration portion is elongated, contradicts its end on sword side, operator is again adjusted the angle of paper injection blower, energy
Enough operator is helped to calibrate, to reduce installation fault.
Further setting: the rack is equipped with curved bar, and paper injection blower is equipped with fixed link, and fixed link one end is equipped with
Bolt, and be fixed on curved bar by nut.
By using above-mentioned technical proposal, fixed link is set, one end of fixed link passes through bolt and spiral shell on paper injection blower
Female cooperation is fixed on curved bar, more conveniently can be mounted and dismounted paper injection blower on curved bar, and operator is convenient for
The adjustment of member.
It is a further object of the present invention to provide a kind of calibration methods of paper web stripping off device, and it is convenient to airflow direction to have
It calibrated, be not susceptible to the advantages of installation fault.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of calibration method of paper web stripping off device, comprising the following steps:
Scraper and paper injection blower: being fixed on the rack by S1 respectively, makes sword side curved side and the drying cylinder of scraper
Outer circle fitting, and the nut for being connected and fixed bar and curved bar is pre-tightened；
S2: the connecting rod in laser calibration portion is threaded through in any one air holes of paper injection blower, observes laser calibration
After opposite rock does not occur for portion and paper injection blower, the switch in laser calibration portion is opened, makes it to sword edge emitting laser.
S3: the angle between adjustment fixed link and curved bar makes laser alignment to adjust the direction of air holes on paper injection blower
The edge on sword side is irradiated.
S4: laser calibration part is taken out, and replaces air holes, repeats S3, is adjusted to the direction of air holes on paper injection blower,
Paper injection blower is fixed on the rack by locking nut after the completion.
Further setting: the misalignment angle between the laser and sword side edge of the laser calibration portion transmitting is at 8 °~10 °
Between.
By using above-mentioned technical proposal, since the wind blown out in air holes can be spread under the blocking of air around, and
Air flowing allows that there are some errors in itself, and can between 8 °~10 ° by air holes and the control of the misalignment angle at sword side edge
It is better to achieve the effect that, to improve the efficiency of paper web removing.
Preferably, the scraper and paper injection blower are suitable for speed making between 350m/min~2000m/min
Paper machine.
In conclusion the invention has the following advantages:
It can be convenient the Installation And Calibration of paper injection blower, deviation and fault brought by installation inaccuracy can be reduced,
Improve the runnability of paper machine entirety, moreover it is possible to which, to drying cylinder is guaranteed with biggish evaporation region, transversal ventilation is more uniform, subtracts
Temperature difference between baby dryer and scraper promotes the contact performance of scraper and drying cylinder.
Detailed description of the invention
Fig. 1 is the schematic front view of embodiment 1；
Fig. 2 is the structural schematic diagram of embodiment 1；
Fig. 3 is the enlarged diagram at A；
Fig. 4 is the structural schematic diagram in 1 alignment portion of embodiment；
Fig. 5 is the structural schematic diagram in 2 alignment portion of embodiment.
In figure, 1, drying cylinder；11, slewing rollers；12, wind-up roll；2, scraper；21, tool apron；22, cutter shaft；23, knife plate；24, sword
Side；3, paper injection blower；31, air holes；32, fixed link；33 bolts；34, nut；35, air hose；36, curved bar；361, fixed part；
362, curved bar；4, calibration component；41, calibration portion；411, laser calibration portion；412, flexible calibration portion；413, battery compartment；414, circuit
Plate；415, laser diode；416, it switchs；417, beam-expanding collimation lens group；418, telescoping tube；42, connecting rod；5, stomata；6,
Blower.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment 1: a kind of drying section of paper machine paper web stripping off device, as shown in Figure 1 comprising three parts, interposition
Setting is drying cylinder 1, and right side is slewing rollers 11, and left side is wind-up roll 12, and the diameter of drying cylinder 1 is maximum, is fixed with scraper below drying cylinder 1
2 and paper injection blower 3, the paper web in production is conveyed by the drying cylinder 1 of slewing rollers 11 upwards, then the wind-up roll wound to left side
On 12, by the heating of drying cylinder 1, paper web can reach the aridity of requirement, and paper web is attached to drying cylinder 1 because of high temperature in order to prevent
Surface, scraper 2 can cooperate paper injection blower 3 that paper web is scraped off and blown open, and paper web is facilitated to remove from drying cylinder 1.
As depicted in figs. 1 and 2, scraper 2 divides for three parts, and middle position is tool apron 21, and the bottom of tool apron 21, which is fixed on, makes
On the body of paper machine, the fixed cutter shaft 22 for being parallel to the setting of drying cylinder 1 in the both ends of tool apron 21, operator can pass through cutter shaft 22
Adjust the fixed angle of tool apron 21, additionally it is possible to facilitate the installation and removal of tool apron 21, the upper left side of tool apron 21 is equipped with scraper 2, scrapes
The whole plate-like setting of knife 2, and inclined upward to the left, extend and are tightly attached in the outer circle of drying cylinder 1, and scraper 2 and drying cylinder 1 paste
Close position constitutes sword side 24 in arc-shaped setting, and circular arc is bonded with the outer circle of drying cylinder 1, therefore scraper 2 can be more close
Ground is fitted on drying cylinder 1, so that paper web be made to be more easier to remove.
As shown in Fig. 2, the end of drying cylinder 1 is equipped with blower 6, several stomatas 5 are additionally provided on drying cylinder 1, when drying cylinder 1 is to paper web
When carrying out heating, drying, blower 6 makes to generate negative pressure in drying cylinder 1, such paper web can be tightly attached to being evacuated in drying cylinder 1
1 surface of drying cylinder, to keep paper web drying more complete.
As shown in Figures 2 and 3, paper injection blower 3 is fixed on the left side of tool apron 21, and the bottom of cutter shaft 22 is fixed with curved bar
36,36 top half of curved bar is fixed part 361, and lower section is curved bar 362, and curved bar 362 is bent to the left, the top of fixed part 361
It is fixed on cutter shaft 22, bottom end and curved bar 362 are hinged, and the left end of curved bar 362 is hinged with fixed link 32, and operator can lead to
Toning clinch lever 362 is blown in the angle of angle and fixed link 32 on curved bar 362 on fixed part 361 to adjust entire paper injection
The angle and direction of air hose 3.
As shown in Figures 2 and 3, fixed link 32 is arranged in inverted " L " font, is fixedly arranged above air hose 35, air hose 35
It is parallel to the setting of drying cylinder 1, and is equidistantly provided with several air holes 31 on air hose 35, company of the air holes 31 towards scraper 2 and drying cylinder 1
Place's setting is connect, the wind energy in air hose 35 makes paper web be easier to remove from drying cylinder 1, is additionally provided with calibration component in the air holes 31 of air hose 35
4, for calibrating the direction of air hose 35.
As shown in Figure 3 and Figure 4, calibration component 4 includes calibration portion 41 and connecting rod 42, diameter and the air holes 31 of connecting rod 42
Diameter is identical, and 42 bottom of connecting rod extends and contradicts in the bottom of air hose 35, and calibration portion 41 is laser calibration portion 411, laser
Calibration portion 411 includes battery compartment 413, circuit board 414, laser diode 415, switch 416 and beam-expanding collimation lens group 417, behaviour
Laser can be emitted by beam-expanding collimation lens group 417 by turning on the switch 416 laser diodes 415 as personnel, due to the biography of laser
Broadcasting direction is straight line, and is propagated along the direction of air holes 31, can carry out positioning peace to paper injection blower 3 with assist operators
Dress, guidance operator change the direction of air holes 31, and operator is avoided only to carry out by rule of thumb to the position and orientation of air holes 31
Adjustment reduces the generation of installation fault.
Embodiment 2: a kind of drying section of paper machine paper web stripping off device, as shown in figure 5, calibration portion 41 is flexible calibration portion
412, the interior telescoping tube 418 being mutually arranged equipped with several sections in flexible calibration portion 412, operator installs calibration component 4 to air holes
After in 31, flexible calibration portion 412 can be stretched, contradict it in the junction of scraper 2 and drying cylinder 1, facilitate operator
Adjustment of the member to 3 angle of paper injection blower.
A kind of embodiment 3: calibration method of paper web stripping off device, comprising the following steps:
Scraper 2 and paper injection blower 35: being fixed on the rack by S1 respectively, make the curved side in sword side 24 of scraper 2 with
The outer circle of drying cylinder 1 is bonded, and to being connected and fixed bar 32 and the nut 34 of curved bar 36 pre-tightens；
S2: the connecting rod 42 in laser calibration portion 411 is threaded through in any one air holes 31 of paper injection blower 35, is observed
After opposite rock does not occur for laser calibration portion 411 and paper injection blower 35, open the switch 416 in laser calibration portion 411, make its to
Sword side 24 emits laser；
S3: the angle between adjustment fixed link 32 and curved bar 36 is made with adjusting the direction of air holes 31 on paper injection blower 35
The edge on laser alignment sword side 24 is irradiated；
S4: laser calibration part 4 is taken out, replace air holes 31, repeat S3, on paper injection blower 35 air holes 31 direction into
Row adjustment, locking nut 34, paper injection blower 35 is fixed on the rack after the completion.
Misalignment angle between 24 edge of the laser that laser calibration portion 411 is emitted and sword side controls between 8 °~10 °,
This calibration method is suitable for paper machine of the speed between 350m/min~2000m/min.
The above embodiments are only explanation of the invention, are not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (4)
1. a kind of drying section of paper machine paper web stripping off device, including rack, slewing rollers (11), drying cylinder (1) and wind-up roll (12) dry
The scraper (2) and paper injection blower (3) for removing paper web are equipped between cylinder (1) and wind-up roll (12), it is characterised in that: drying cylinder
(1) end is equipped with blower (6), is additionally provided with several stomatas (5) on drying cylinder (1), the paper injection blower (3) if on offer
The dry air holes (31) on same straight line is equipped with calibration component (4) between scraper (2) and paper injection blower (3), calibration component
(4) connecting rod (42) for including the calibration portion (41) for assisted calibration and being fixed on calibration portion (41), connecting rod (42)
Diameter is identical as the diameter of air holes (31), and length is identical as the internal diameter of paper injection blower (3), and the scraper (2) includes tool apron
(21), cutter shaft (22) and knife plate (23), knife plate (23) are identical as drying cylinder (1) outer circle radian equipped with radian far from tool apron (21) side
Sword side (24), sword side (24) are contradicted in drying cylinder (1) outer circle, and the calibration portion (41) includes laser calibration portion (411), court
It is arranged and hitherward emits laser to the marginal position of sword side (24), the rack is equipped with curved bar (36), paper injection blower (3)
It being equipped with fixed link (32), fixed link (32) one end is equipped with bolt (33), and is fixed on curved bar (36) by nut (34),
Curved bar (36) top half is fixed part (361), and lower section is curved bar (362), and curved bar (362) is bent to the left, fixed part (361)
Top be fixed on cutter shaft (22), hingedly, the left end of curved bar (362) is hinged with fixed link (32) for bottom end and curved bar (362).
2. a kind of calibration method of paper web stripping off device, which is characterized in that including drying section of paper machine paper described in claim 1
Width stripping off device, comprising the following steps:
Scraper (2) and paper injection blower (3): being fixed on the rack by S1 respectively, makes sword side (24) curved side of scraper (2)
It is bonded with the outer circle of drying cylinder (1), and to being connected and fixed bar (32) and the nut (34) of curved bar (36) pre-tightens；
S2: the connecting rod (42) of laser calibration portion (411) is threaded through in any one air holes (31) of paper injection blower (35), is seen
It measures laser calibration portion (411) and paper injection blower (3) not occurring after rocking relatively, opens the switch of laser calibration portion (411)
(416), it is made to emit laser to sword side (24)；
S3: the angle between adjustment fixed link (32) and curved bar (36), to adjust the court of air holes (31) on paper injection blower (3)
To being irradiated the edge on laser alignment sword side (24)；
S4: laser calibration part (4) are taken out, and are replaced air holes (31), S3 are repeated, to the court of air holes (31) on paper injection blower (3)
To being adjusted, locking nut (34), paper injection blower (35) is fixed on the rack after the completion.
3. the calibration method of paper web stripping off device according to claim 2, it is characterised in that: the laser calibration portion
(411) misalignment angle between the laser and sword side (24) edge emitted is between 8 °~10 °.
4. the calibration method of paper web stripping off device according to claim 2, the scraper (2) and paper injection blower (3) are suitable
For paper machine of the revolving speed between 350m/min~2000m/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017446.9A CN106868921B (en) | 2017-01-11 | 2017-01-11 | Drying section of paper machine paper web stripping off device and its calibration method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017446.9A CN106868921B (en) | 2017-01-11 | 2017-01-11 | Drying section of paper machine paper web stripping off device and its calibration method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106868921A CN106868921A (en) | 2017-06-20 |
| CN106868921B true CN106868921B (en) | 2019-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710017446.9A Active CN106868921B (en) | 2017-01-11 | 2017-01-11 | Drying section of paper machine paper web stripping off device and its calibration method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114232373A (en) * | 2021-12-20 | 2022-03-25 | 无锡裕力机械有限公司 | Wireless paper equipment that draws of gentle breeze volume guide plate type |
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| US5987777A (en) * | 1995-12-22 | 1999-11-23 | Voith Sulzer Papiermaschinen Gmbh | Dry end |
| CN102089474A (en) * | 2008-05-22 | 2011-06-08 | 美卓造纸机械公司 | Method and arrangement in tail threading of a web in the dryer section of a fiber web machine |
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| CN106268082A (en) * | 2015-06-04 | 2017-01-04 | 上海袋式除尘配件有限公司 | A kind of spray nozzle device of bag-type dusting metal v-belt laser-adjusting function |
| CN206428521U (en) * | 2017-01-11 | 2017-08-22 | 无锡山富机械有限公司 | Drying section of paper machine paper web stripping off device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202064228U (en) * | 2011-04-12 | 2011-12-07 | 沁阳市第一造纸机械有限公司 | Vacuum cylinder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5987777A (en) * | 1995-12-22 | 1999-11-23 | Voith Sulzer Papiermaschinen Gmbh | Dry end |
| CN102089474A (en) * | 2008-05-22 | 2011-06-08 | 美卓造纸机械公司 | Method and arrangement in tail threading of a web in the dryer section of a fiber web machine |
| CN203530778U (en) * | 2013-09-09 | 2014-04-09 | 江西弘泰电子信息材料有限公司 | Drying cylinder scraper device with vacuum dust removal mechanism |
| CN106268082A (en) * | 2015-06-04 | 2017-01-04 | 上海袋式除尘配件有限公司 | A kind of spray nozzle device of bag-type dusting metal v-belt laser-adjusting function |
| CN205665473U (en) * | 2016-06-06 | 2016-10-26 | 深圳市旭辉发光通讯科技有限公司 | Collimater that accuracy is high |
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| CN106868921A (en) | 2017-06-20 |
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