CN107460764A - A kind of high-quality paper web paper technology - Google Patents
A kind of high-quality paper web paper technology Download PDFInfo
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- CN107460764A CN107460764A CN201710820501.8A CN201710820501A CN107460764A CN 107460764 A CN107460764 A CN 107460764A CN 201710820501 A CN201710820501 A CN 201710820501A CN 107460764 A CN107460764 A CN 107460764A
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- paper
- forming net
- making pulp
- screen pack
- paper making
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
- D21F11/002—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines by using a foamed suspension
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Abstract
The invention provides a kind of high-quality paper web paper technology, during aiming to solve the problem that de-watering of slurries, filler is lost in, the more traditional paper technology of the poor technical problem of retention force, using before carrying out paving to forming net and spilling paper making pulp, by increasing filter progress, paper making pulp is filtered using screen pack to the slurry of papermaking using screen pack, make thicker, longer fiber filter goes out, and then ensure fiber thickness, length degree it is consistent, and then the mesh number of mesh on forming net can be reduced, excessive filler is avoided to be lost in, simultaneously by increasing de-soak process, the forming net before not carrying out paper manufacture is smeared using the moisture and filler contained on screen pack, the online bubble of Material removal, and one layer of filler is smeared in advance in forming net, with the quality of lifting shaping paper.
Description
Technical field
The present invention relates to the plasty field of body paper in paper-making process, specially a kind of high-quality paper web paper technology.
Background technology
Slurry for papermaking is complicated, the multiphase chemical combination that fiber, fine fibre, filler and other additives are formed
Thing, the characteristic of all these compositions are constantly changing, and this may cause confusion, increasingly complex, papermaking in process
The major part of raw material did not became paper when transmitting production line first, but raw material is carried out on forming wire
Dehydration, but in dehydration fine fibre and filler can be caused to be lost in together through forming wire in company with moisture, at least keep
Power is poor.
Further, since the source of the fiber, fine fibre for papermaking is generally hardwood pulp, reclaimed fibre or agricultural fibers
Etc. some fibrous raw materials, and these fibrous raw materials more or less have heterologous, and the fineness of the fiber contained in it is not
Together, it is directly used on forming wire, easily causes the reduction of paper quality after shaping.
A kind of improvement paper property, especially paper retention are disclosed in the patent application of the U.S. the 4th, 781,793
Method, in the method, based on fibre length by basic pulp separation into the parts of two separation, and according to specific purpose
To handle the fiber in each constituent, but it does not have papermaking equipment or paper manufacturing systems and paper maker corresponding to disclosure
Skill.
The content of the invention
For problem above, the invention provides a kind of high-quality paper web paper technology, more traditional paper technology, utilizes
Before paving is carried out to forming net and spills paper making pulp, by increasing filter progress, filtering is utilized to paper making pulp using screen pack
Net filters to the slurry of papermaking, goes out relatively thick, longer fiber filter, and then ensure fiber thickness, the one of length degree
Cause, and then the mesh number of mesh on forming net can be reduced, avoid excessive filler from being lost in, during solving de-watering of slurries, filler
It is lost in, the technical problem of retention force difference, while by increasing de-soak process, using the moisture and filler contained on screen pack to not
Carry out the forming net before paper manufacture to be smeared, the online bubble of Material removal, and one layer of filler smeared in advance in forming net,
With the quality of lifting shaping paper.
To achieve the above object, the present invention provides following technical scheme：
A kind of high-quality paper web paper technology, including：
Step 1, charging process, paper making pulp is pumped in some feeder sleeves by charge pump from slurry box, by feeder sleeve
It is sprayed on the filtering area of screen pack；
Step 2, floating process, the paper making pulp reached on filtering area are entered by the floating roller rolled around along chute to it
Row, which rolls, to be smeared；
Step 3, filter progress, the paper making pulp after floating roller is floating passes through the filtering area of screen pack, by filtering area
Paving is sprinkled upon on forming net after being filtered to paper making pulp；
Step 4, water squeezing process, spread the paper making pulp being sprinkled upon on forming net and be delivered to by forming net drive positioned at filtering
At water squeezing station on rear side of area, dehydration roll rotary squeezing paper making pulp is driven by dehydration electric motor, the moisture in paper making pulp is squeezed
Go out；
Step 5, absorb water process, completes the paper making pulp after water squeezing work and is delivered to by forming net drive positioned at dehydration roll
At the water suction station of rear side, drive water sucting plate to carry out vacuum dehydration to paper making pulp by vacuum water suction pump, shape paper making pulp
For body paper；
Step 6, exports process, and paper making pulp drainage and formation absorbs water after body paper, to be continued on to be located at by forming net 2
Output station output on rear side of station.
As an improvement, also include：
Step 7, de-soak process, forming net is carried out before paving spills in paper making pulp, the forming net is entered by screen pack to it
Friction humidification, makes forming net contain the bubble contained in moisture removal its mesh.
As an improvement, in the step 7, the moisture on screen pack comes from the moisture that paper making pulp in step 3 contains.
As an improvement, in the step 1, the conveying side of the diameter of the discharge opening on some feeder sleeves along forming net
Set to tapering off.
As an improvement, in the step 2, the driving force that floating roller rolls comes from the driving force of driving screen pack revolution.
As an improvement, in the step 3, the end of filtering area is provided with the cleaning roller of rotation, on the cleaning roller
Some brushing needles are cleared up completing filtration screen pack.
As an improvement, in the step 3, the rear of cleaning roller is provided with cleaning groove, some scraped by clear up on groove
Groove is with the interspersed cooperation of brushing needle, the crude fibre cleared up in the brushing needle.
As an improvement, in the step 3, the driving force of cleaning roller comes from the driving force of driving forming net revolution.
As an improvement, in the step 4, the conveying side of the size of the vertical range of dehydration roll to forming net along forming net
Set to tapering off.
As an improvement, in the step 5, conveying direction of some pick trough along forming net on water sucting plate be in by it is close to
Dredge and set.
The beneficial effects of the present invention are：
(1) screen pack of the invention by setting relative antiport in the input of forming net, using screen pack to making
The slurry of paper is filtered, and goes out relatively thick, longer fiber filter, and then guarantee fiber thickness, length degree is consistent, and then
The mesh number of mesh on forming net can be reduced, avoids excessive filler from being lost in, retention force when slurry is configured to body paper is improved, improves
Shape the quality of paper；
(2) present invention is applied by the moisture and filler that contain on filter screen to the forming net before not carrying out paper manufacture
Smear, the online bubble of Material removal, avoid bubble from bubbles burst, causing slurry skewness when slurry is configured to body paper
Problem, and smear one layer of filler in advance on forming net, paper retention force on forming net is shaped with lifting, and then lift shaping
The quality of paper；
(3) present invention is circulated defeated by setting floating mechanism inside the endless wire loop that is formed in screen pack by screen pack
Driving floating mechanism operating is sent, input to the slurry on screen pack roll floating, slurry is uniformly extruded
Cross screen pack to enter on forming net, slurry is uniformly laid on forming net；
(4) present invention utilizes relatively thick, the longer fibre filtered out on cleaning mechanism cleaning screen pack by cleaning mechanism
Dimension, is always ensured that the mesh on screen pack unobstructed, avoids blocking, meanwhile, relatively thick, the longer fiber filter filtered out passes through
It can be used for the paper of other qualities after cleaning mechanism recovery, reduce the waste of raw material；
In summary, the present invention has the advantages that clever structure, papermaking material producing level is high, and shaping paper quality is high,
Be particularly suitable for use in the plasty field of body paper in paper-making process.
Brief description of the drawings
Fig. 1 is present invention process schematic flow sheet；
Fig. 2 is positive structure diagram of the present invention；
Fig. 3 is cross section structure diagram of the present invention；
Fig. 4 is feeding machanism schematic perspective view of the present invention；
Fig. 5 is feeder sleeve present invention looks up structural representation of the present invention；
Fig. 6 is the floating mechanism dimensional structure diagram of the present invention；
Fig. 7 is cleaning mechanism dimensional structure diagram of the present invention；
Fig. 8 is present invention cleaning groove dimensional structure diagram；
Fig. 9 is water sucting plate dimensional structure diagram of the present invention；
Figure 10 is waste water reclaiming device structural representation of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
Description is of the invention to be described with simplified, rather than the equipment or element of instruction or hint meaning must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
Embodiment 1：
As shown in figure 1, a kind of high-quality paper web paper technology, including：
Step 1, charging process, paper making pulp are pumped to some feeder sleeves 412 by charge pump 413 from slurry box 411
It is interior, it is sprayed at by feeder sleeve 412 on the filtering area 31 of screen pack 3；
Step 2, floating process, the paper making pulp on filtering area 31 is reached by the floating roller that is rolled around along chute 4211
422 pairs its carry out rolling smearing；
Step 3, filter progress, the paper making pulp after floating roller 422 is floating pass through the filtering area 31 of screen pack 3, by
Filtering area 31 spreads after being filtered to paper making pulp and is sprinkled upon on forming net 2；
Step 4, water squeezing process, spread the paper making pulp that is sprinkled upon on forming net 2 driven by the forming net 2 be delivered to positioned at
At the water squeezing station for filtering the rear side of area 31, the rotary squeezing paper making pulp of dehydration roll 51 is driven by dehydration electric motor 52, by paper making pulp
Moisture extrusion；
Step 5, absorb water process, completes the paper making pulp after water squeezing work and is delivered to by the drive of forming net 2 positioned at dehydration roll
At the water suction station of 51 rear sides, drive water sucting plate 62 to carry out vacuum dehydration to paper making pulp by vacuum water suction pump 61, make pulping
Material is configured to body paper；
Step 6, exports process, and paper making pulp drainage and formation absorbs water after body paper, to be continued on to be located at by forming net 2
Output station output on rear side of station.
Wherein, a kind of high-quality paper web paper technology, in addition to：
Step 7, de-soak process, forming net 2 is carried out before paving spills in paper making pulp, the forming net 2 is right by screen pack 3
It enters friction humidification, makes forming net 2 containing the bubble contained in moisture removal its mesh.
Further, in the step 7, the moisture on screen pack 3 comes from the water that paper making pulp in step 3 contains
Point.
As a preferred embodiment, in the step 1, the diameter of the discharge opening 4121 on some feeder sleeves 412
Conveying direction of the size along forming net 2 tapers off setting.
It is worth noting that, along the conveying direction of charging zone 212, the diameter of the discharge opening 4121 opened up on feeder sleeve 412
It is less and less, it is arranged such, is due on charging zone 212 and to have been accumulated very big one through screen pack 3 in early stage, slurry
Point, if keeping the unified diameter of discharge opening 4121, the slurry that the slurry that the later stage adds easily causes to add early stage is through shaping
Net 2 flows out, and causes the waste of slurry.
As a preferred embodiment, in the step 2, the driving force of the floating rolling of roller 422, which comes from, to be driven
The driving force that filter screen 3 turns round.
As an improvement technical scheme, in the step 3, the end of filtering area 31 is provided with the clear of rotation
Roller 431 is managed, some brushing needles 4311 on the cleaning roller 431 are cleared up completing filtration screen pack 3.
Further, in the step 3, cleaning groove 432 is provided with the rear of cleaning roller 431, by clearing up groove 432
On some slot scrapings 4321 with brushing needle 4311 is interspersed coordinates, the crude fibre cleared up in the brushing needle 4311.
Further, in the step 3, the driving force of cleaning roller 431 comes from the driving that driving forming net 2 turns round
Power.
As a preferred embodiment, in the step 4, the size of dehydration roll 51 to the vertical range of forming net 2
Tapered off setting along the conveying direction of forming net 2.
It should be noted that dehydration roll 51 to slurry carry out extrusion dehydration during, due in slurry moisture it is gradual
Reduce, its thickness more and more thinner, therefore the vertical range between dehydration roll 51 and drying zone 213 is also with the conveying side of drying zone 213
To progressively diminishing, and then the moisture in slurry can be extruded as far as possible.
As a preferred embodiment, in the step 5, some pick trough 621 on water sucting plate 62 are along forming net
2 conveying direction is in be set by close to thin.
Because in the course of conveying of suction zones 214, conveying direction water of the slurry along suction zones 214 can be fewer and fewer, and starches
The weight of material also can be increasingly lighter, if providing larger suction as the input of suction zones 214, can cause the uniform of slurry
Property destroyed, therefore by conveying direction of the pick trough 621 along suction zones 214 by it is close to dredge set, before suction zones 214 can be made
The suction of section is big, and the suction of back segment is small, it is ensured that the uniformity of slurry, ensures the quality of forming paper.
Embodiment 2：
As shown in Figure 2 and Figure 3, a kind of high-quality paper web paper manufacturing systems, including frame 1, the frame 1 are set for L-shaped, and it is wrapped
The second installation portion 12 for including the first installation portion 11 laterally set and being vertically arranged, in addition to：
Forming net 2, the forming net 2 surround and is horizontally placed on first installation portion 11, and forms endless wire loop, its
Set for uniform mesh, and its upper area forms papermaking area 21；
Screen pack 3, the screen pack 3 surround and is horizontally placed on second installation portion 12, and forms endless wire loop, its
Above the input in the papermaking area 21, and it is that uniform mesh is set, the mesh number of the mesh of screen pack 3 be more than it is described into
The mesh number of the mesh of shape net 2, and the lower end area conveying direction of the screen pack 3 is opposite with the conveying direction in the papermaking area 21；
Feeding device 4, the feeding device 4 are located at the input end in the papermaking area 21, the feeding device 4 to it is described into
Shape net 2 is fed, and oar material is floating；
Dehydration device 5 is rolled, the rolling dehydration device 5 is arranged at the rear side of the feeding device 4, and it is to the papermaking
Slurry in area 21 carries out rolling dehydration；And
Vacuum vibration water absorber 6, the vacuum vibration water absorber 6 are arranged at the middle part of first installation portion 11,
It is located at the bottom in the papermaking area 21, and it carries out water suction work to the slurry in the papermaking area 21.
It should be noted that feeding device 4 is fed to papermaking area 21, slurry initially enters the nothing of the formation of screen pack 3
Hold in net ring, by the filtering of screen pack 3, after relatively thick, the longer fiber filter that contain in slurry are gone out, enter forming net
In 2 papermaking area 21, conveyed by forming net 2 and be dehydrated successively by rolling dehydration device 5 with vacuum vibration water absorber 6
Afterwards, it is configured to body paper on forming net 2.
Further illustrating, forming net 2 is driven by belt transmissioning mode by the first motor 20 and carries out revolution conveying, and
Screen pack 3 drives revolution conveying by the second motor 30 by belt transmissioning mode.
As shown in figure 3, wherein, the papermaking area 21 includes successively along its conveying direction：
Bleb district 211 is gone, the front end for going bleb district 211 to be located at first installation portion 11, it is to be obliquely installed, and thereon
Side is provided with the screen pack 3 and feeding device 4；
Charging zone 212, the charging zone 212 is positioned at the rear side for going bleb district 211, and it is horizontally disposed, and its top
It is provided with the screen pack 3 and feeding device 4；
Drying zone 213, the drying zone 213 are located at the rear side of the charging zone 212, and it is horizontally disposed, and its top
It is provided with rolling dehydration device 5；And
Suction zones 214, the suction zones 214 are located at the rear side of the drying zone 213, and it is horizontally disposed, and below
It is provided with vacuum vibration water absorber 6.
As shown in figure 3, further, the lower end area of the screen pack 3 includes successively along conveying direction：
Filtering area 31, the filtering area 31 are arranged at the top of the charging zone 212, and charging zone 212 is parallel sets with this for it
Put, and its slurry supplied the charging zone 212 feeding device 4 filters；And
Area 32 is humidified, the humidification area 32 is arranged at the top for going bleb district 211, and it is to be obliquely installed, and itself and this
Go bleb district 211 to overlap to be close to set.
It should be noted that going at bleb district 211, by humidifying in the moisture and slurry that contain on the screen pack 3 in area 32
The filler left is smeared it, the forming net 2 gone in bleb district 211 after smearing, and the sky for going to contain in mesh is squeezed by moisture
Gas, and one layer of filler coatings are left thereon, when being easy to subsequently carry out papermaking work, lifting shaping body paper and forming net
Retention force between 2.
As shown in figure 4, as a preferred embodiment, the feeding device 4 includes：
Feeding machanism 41, the feeding machanism 41 are arranged at the side of the frame 1, some feeder sleeves 412 of its end
The top of the filtering area 31 is vacantly arranged at, it is fed to the charging zone 212；
Floating mechanism 42, the floating mechanism 42 are arranged between the feeder sleeve 412 and the filtering area 31, and it is to this
The slurry that feeder sleeve 412 inputs carries out floating；And
Cleaning mechanism 43, the cleaning mechanism 43 are arranged at the top of intersection of the filtering area 31 with humidifying area 32,
Its crude fibre filtered out to the filtering area 31 is cleared up.
As shown in figure 4, further, the feeding machanism 41 includes：
Slurry box 411, the slurry box 411 are arranged at the side of the frame 1, and it is square setting；
Some feeder sleeves 412, the feeder sleeve 412 connect with the slurry box 411, and it is along the conveying in papermaking area 21
Direction is vacantly arranged at the top of the filtering area 31, and it is that strip direction pipe is set, the lower surface of the feeder sleeve 412 along its
Length direction is placed equidistant some discharge openings 4121；And
Charge pump 413, the charge pump 413 are arranged at the upper surface of the slurry box 411, and it is the feeder sleeve 412
Pump slurry.
As shown in fig. 6, further, the floating mechanism 42 includes：
Striker plate 421, the striker plate 421 are symmetricly set in the both sides of the longitudinal direction of the filtering area 31, itself and the frame 1
It is fixedly connected, and its front end is horizontally disposed chute 4211, the chute 4211 is kidney-shaped setting；And
Floating roller 422, the both ends of the floating roller 422, which roll, to be arranged in the chute 4211, and it is located at the filtering
The top in area 31, and it drives it to be rolled around along chute 4211 by the conveying of the screen pack 3.
It should be noted that slurry box 411 carries out slurry pumping, the slurry of pumping by charge pump 413 to feeder sleeve 412
Enter in filtering area 31, the slurry after filtering is then pressed on charging zone 212 by floating roller 422, and is being smeared
Plain-barreled roll 422 is carried out in extrusion process, floating roller 422 slurry is carried out it is uniform floating, allow that slurry is averaged be attached to plus
Expect in area 212.
As shown in Figure 5, it is notable that along the conveying direction of charging zone 212, the discharge opening that is opened up on feeder sleeve 412
4121 diameter is less and less, is arranged such, and is due on charging zone 212 and to be accumulated through screen pack 3 in early stage, slurry
Greatly, if keeping unified discharge opening 4121 diameter, the slurry that the later stage adds easily causes the slurry added early stage
Material flows out through forming net 2, causes the waste of slurry.
Further illustrate, the conveying roller that floating roller 422 is rotated by screen pack 3 in course of conveying is rotated drives, and leads to
Cross connecting rod relatively to connect, floating roller 422 is moved forward and backward along chute 4211, it is extruded slurry.
Illustrate further, gear 423 is arranged with the both ends of floating roller 422, and set in the bottom of chute 4211
The rack 424 engaged with gear 423 is equipped with, and then becomes floating roller 422 and slides to roll, slurry, floating effect can be rolled
Fruit is more preferable.
As illustrated in figs. 7 and 8, as a preferred embodiment, the cleaning mechanism 43 includes：
Cleaning roller 431, the both ends of the cleaning roller 431, which rotate, to be arranged on first installation portion 11, and it is positioned at described
Filtering area 31 and the intersection in the humidification area 32, and some brushing needles 4311 are equidistantly evenly equipped with along its axial direction in its circumference,
The brushing needle 4311 is flexible setting；And
Groove 432 is cleared up, the cleaning groove 432 is set for strip upper opening, after it is arranged at the cleaning roller 431
Side, and its both ends is detachably connected with the floating mechanism 42, is opened described in the face of cleaning groove 432 in the side wall of cleaning roller 431
Provided with some slot scrapings 4321, the slot scraping 4321 interts with the brushing needle 4311 and coordinated.
It should be noted that after the filtration that screen pack 3 completes slurry, the fiber that filters out thereon, without clear
The mesh that reason will be blocked on screen pack 3, causes screen pack 3 not use, therefore, passes through the conveying roller band rotated on forming net 2
Dynamic cleaning roller 431 is rotated, and brushing needle 4311 thereon swipes to screen pack 3, makes fiber by the swipe of brushing needle 4311, guarantee
Screen pack 3 it is unobstructed, meanwhile, with brushing needle 4311 with cleaning groove 432 on slot scraping 4321 interspersed cooperation, the fiber quilt of swipe
Peel off to be detained and how to clear up in groove 432.
Further illustrate, because forming net 2 and screen pack 3 are with respect to reversed turning conveying curtain, therefore cleaning roller 431 and mistake
Filter screen 3 and relative direction conveying, beneficial to the swipe fiber of brushing needle 4311.
Illustrate further, cleaning groove 431 is detachably connected, and the fiber collected is used as being made
Make specialties or the fibrous material of other paper.
As shown in Fig. 2 as a preferred embodiment, the dehydration device 5 includes：
Some dehydration rolls 51, the both ends of the dehydration roll 51, which rotate, to be arranged on first installation portion 11, and it is along institute
The conveying direction for stating drying zone 213 is placed equidistant in the top of the drying zone 213, and along the conveying direction of the drying zone 213, should
Vertical range between dehydration roll 51 and the drying zone 213 is from large to small；And
Dehydration electric motor 52, the dehydration electric motor 52 are arranged at the side of first installation portion 11, its with it is any described de-
Damping roller 51 is connected, and it drives other described dehydration rolls 51 to rotate by belt transmissioning mode.
It should be noted that dehydration roll 51 to slurry carry out extrusion dehydration during, due in slurry moisture it is gradual
Reduce, its thickness more and more thinner, therefore the vertical range between dehydration roll 51 and drying zone 213 is also with the conveying side of drying zone 213
To progressively diminishing, and then the moisture in slurry can be extruded as far as possible.
Further illustrate, dehydration roll 51 carries out drive by belt transmissioning mode by dehydration electric motor 52 and revolved
Turn.
As shown in Fig. 2 and Fig. 9, as a preferred embodiment, the vacuum vibration water absorber 6 includes：
Vacuum water suction pump 61, the vacuum water suction pump 61 are arranged at the side of first installation portion 11；And
Water sucting plate 62, the inside of the water sucting plate 62 are set for vacuum, and it is arranged at the lower section of the suction zones 214, and by
The forming net 2 covers, and it connects setting with the vacuum water suction pump 61, and the upper surface of the water sucting plate 62 is along suction zones 214
Conveying direction be provided with some pick trough 621.
Wherein, the pick trough 621 is set along the conveying direction of suction zones 214 by close to thin.
It should be noted that suction and then is passed through in the vacuum area that is internally formed of water sucting plate 62 by vacuum water suction pump 61
Tank 621, the moisture in the slurry on suction zones 214 can just be absorbed, slurry is configured to body paper.
Further illustrating, the region between adjacent pick trough 621 is set for covering, therefore only in pick trough
Suction at 621 be present, and the region between pick trough 621 is that suction is not present, therefore on the water-absorption surface of water sucting plate 62
The concussion campaign of shock range very little is formed, is moved by shaking, can discharge the moisture in slurry more thorough.
Illustrate further, due in the course of conveying of suction zones 214, conveying direction of the slurry along suction zones 214
Water can be fewer and fewer, and the weight of slurry also can be increasingly lighter, if providing larger suction as the input of suction zones 214
Power, the uniformity of slurry can be caused to be destroyed, therefore conveying direction of the pick trough 621 along suction zones 214 is set by close to thin
Put, the suction of the leading portion of suction zones 214 can be made big, and the suction of back segment is small, it is ensured that the uniformity of slurry, ensure the product of forming paper
Matter.
Specifically illustrate, when setting the connector of vacuum water suction pump 61 and water sucting plate 62, apart from vacuum dehydration
The suction of pump 61 more nearby is bigger, and therefore, the suction direction of vacuum water suction pump 61 is with the conveying direction of suction zones 214 on the contrary, making
The most strong one end of the suction of vacuum water suction pump 61 one end most intensive with pick trough 621 is connected, and then gradually reduces vacuum water suction pump
61 with the suction of the junction of pick trough 621.
As shown in Figure 10, a kind of high-quality paper web paper manufacturing systems, in addition to waste water reclaiming device 7, the Sewage treatment dress
Putting 7 includes：
Wastewater trough 71, the wastewater trough 71 are arranged at the lower section of the charging zone 212 and drying zone 213, the wastewater trough 71
Cover the charging zone 212 and drying zone 213；And
Waste water efferent duct 72, the waste water efferent duct 72 are arranged at the side of the wastewater trough 71.
It should be noted that in paper-making process, caused various waste water are containing a large amount of chemical agents and composition
Sewage, if leaving sewage discharge, environment can be produced and greatly destroyed, or even the health of staff is produced greatly
Influence.
Therefore, by wastewater trough 71 respectively to the slurry on charging zone 212 and drying zone 213, in the course of work is shaped
Caused sewage is collected, and sewage is discharged in follow-up sewage-treatment plant by square waste water efferent duct 72 carries out afterwards
Processing.
The course of work is as follows：
Forming net 2 forming net smear before paper forming is carried out, by the humidification area 32 on screen pack 3 it is wet, simultaneously
One layer of packing layer is formed on screen pack 3, feeding device 4 is fed to papermaking area 21 afterwards, and slurry initially enters screen pack 3
In the endless wire loop of formation, by the filtering of screen pack 3, after relatively thick, the longer fiber filter that contain in slurry are gone out, afterwards
Slurry is pressed into the papermaking area 21 of forming net 2 by floating mechanism 42, conveyed by forming net 2 de- by rolling successively
After water installations 5 are dehydrated with vacuum vibration water absorber 6, body paper is configured on forming net 2.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
- A kind of 1. high-quality paper web paper technology, it is characterised in that including：Step 1, charging process, paper making pulp are pumped to some feeder sleeves (412) by charge pump (413) from slurry box (411) It is interior, it is sprayed at by feeder sleeve (412) on the filtering area (31) of screen pack (3)；Step 2, floating process, paper making pulp on filtering area (31) is reached by the floating roller that is rolled around along chute (4211) (422) rolling smearing is carried out to it；Step 3, filter progress, the paper making pulp after floating roller (422) is floating pass through the filtering area (31) of screen pack (3), Paving is sprinkled upon on forming net (2) after being filtered by filtering area (31) to paper making pulp；Step 4, water squeezing process, spread the paper making pulp that is sprinkled upon on forming net (2) driven by the forming net (2) be delivered to positioned at Filter at the water squeezing station on rear side of area (31), dehydration roll (51) rotary squeezing paper making pulp is driven by dehydration electric motor (52), by papermaking Moisture extrusion in slurry；Step 5, absorb water process, completes the paper making pulp after water squeezing work and is delivered to by forming net (2) drive positioned at dehydration roll (51) at the water suction station on rear side of, drive water sucting plate (62) to carry out vacuum dehydration to paper making pulp by vacuum water suction pump (61), make Paper making pulp is configured to body paper；Step 6, export process, paper making pulp drainage and formation be body paper after, by forming net (2) continue on to positioned at water suction work The output station output of position rear side.
- 2. a kind of high-quality paper web paper technology according to claim 1, it is characterised in that also include：Step 7, de-soak process, forming net (2) is carried out before paving spills in paper making pulp, the forming net (2) is by screen pack (3) Enter friction humidification to it, make forming net (2) containing the bubble contained in moisture removal its mesh.
- A kind of 3. high-quality paper web paper technology according to claim 2, it is characterised in that：In the step 7, filtering Moisture on net (3) comes from the moisture that paper making pulp in step 3 contains.
- A kind of 4. high-quality paper web paper technology according to claim 1, it is characterised in that：It is some in the step 1 Conveying direction of the diameter of discharge opening (4121) on feeder sleeve (412) along forming net (2) tapers off setting.
- A kind of 5. high-quality paper web paper technology according to claim 1, it is characterised in that：It is floating in the step 2 The driving force that roller (422) rolls comes from the driving force of driving screen pack (3) revolution.
- A kind of 6. high-quality paper web paper technology according to claim 1, it is characterised in that：In the step 3, in mistake The end of filter area (31) is provided with the cleaning roller (431) of rotation, and some brushing needles (4311) on the cleaning roller (431) are to completing Filtration screen pack (3) is cleared up.
- A kind of 7. high-quality paper web paper technology according to claim 5, it is characterised in that：In the step 3, clear The rear of reason roller (431) is provided with cleaning groove (432), by clearing up some slot scrapings (4321) on groove (432) and brushing needle (4311) intert and coordinate, the crude fibre cleared up in the brushing needle (4311).
- A kind of 8. high-quality paper web paper technology according to claim 5, it is characterised in that：In the step 3, cleaning The driving force of roller (431) comes from the driving force of driving forming net (2) revolution.
- A kind of 9. high-quality paper web paper technology according to claim 1, it is characterised in that：In the step 4, dehydration Roller (51) to conveying direction of the size along forming net (2) of the vertical range of forming net (2) tapers off setting.
- A kind of 10. high-quality paper web paper technology according to claim 1, it is characterised in that：In the step 5, water suction Conveying direction of some pick trough 621 along forming net (2) on plate (62) is in be set by close to thin.
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| CN201710820501.8A CN107460764B (en) | 2017-09-13 | 2017-09-13 | High-quality paper web papermaking process |
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| CN201710820501.8A CN107460764B (en) | 2017-09-13 | 2017-09-13 | High-quality paper web papermaking process |
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| US11591755B2 (en) | 2015-11-03 | 2023-02-28 | Kimberly-Clark Worldwide, Inc. | Paper tissue with high bulk and low lint |
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| CN107460764B (en) | 2020-10-27 |
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