CN108221442A - A kind of design method of beating mill disk - Google Patents
A kind of design method of beating mill disk Download PDFInfo
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- CN108221442A CN108221442A CN201810019494.6A CN201810019494A CN108221442A CN 108221442 A CN108221442 A CN 108221442A CN 201810019494 A CN201810019494 A CN 201810019494A CN 108221442 A CN108221442 A CN 108221442A
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- Prior art keywords
- mashing
- area
- roll flute
- circular arc
- design method
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/20—Methods of refining
- D21D1/30—Disc mills
- D21D1/306—Discs
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Abstract
The present invention relates to reconstituted tobacoo production technical field more particularly to a kind of design method of beating mill disk, predominantly：In mashing area and pre- mashing area, the position of a roll flute is first determined by the isocentric circular arc of two intervals, one facewidth respectively, again based on this, multiple roll flutes are arranged rotating around the center uniform array of annular fluted disc, be spaced between two neighboring roll flute and form a tooth socket that width becomes larger from the inside to the outside being beaten area and pre- mashing area；Discongesting area, first rotate to obtain a straight line with discongesting the outer peripheral focus in area around it by a radius of annular fluted disc, and a row roll flute is equidistantly spaced from, then based on this by spacing of a facewidth along the straight line, discongesting center uniform array arrangement multiple row roll flute of the area around annular fluted disc.Thus a beating mill disk is obtained, there is simple possible and design is accurate.The beating mill disk obtained by the design method can reduce the cut-out of bar material and crush, improve into pulp yield.
Description
Technical field
The present invention relates to reconstituted tobacoo production technical field more particularly to a kind of design methods of beating mill disk.
Background technology
The manufacture of tobacco sheets by paper making method is the important technology in current tobacco business, and suitable tobacco is added in cigarette
On the one hand thin slice can save tobacco material to the maximum extent, effectively reduce cigarette cost；It on the other hand can be to a certain degree
On the physical property of cigarette and chemical composition is made to be adjusted and be improved by the wish or requirement of people, effectively reduce cigarette in
Tar and other harmful substances matter stablize cigarette product quality, are reduction and improvement so as to contribute to the raising of cigarette interior quality
One important technique measure of tobacco undesirable constituents.Compared with external product, domestic tobacco sheets by paper making method is in appearance, physical
There is larger gap in terms of matter and interior quality.And the entire production technology of papermaking-method reconstituted tobaccos in China and state foreign minister
Than not distinguishing significantly, but in terms of slurrying, domestic papermaking-method reconstituted tobaccos do not have special beating mill disk, due to making
The raw materials for production of paper method reconstituted tobacco are mainly made of offal, offal, and the otherness of offal, offal is also big, wherein offal
Fiber is in elongated, belt-shaped, and fiber is longer, and cell wall is thin, and cell diameter is big and the easy wire-dividing broom purification of fiber surface；Offal fiber tubbiness, carefully
Cell wall is thin, and cell diameter is big, and heteroproteose cell content is high, cause raw material cut off and crushes in pulping process it is more, it is relatively low into pulp yield,
Lead to that papermaking-method reconstituted tobaccos quality stability is poor, product yield is relatively low, the process of manufacturing paper with pulp and final final product quality are deposited
In detrimental effect.Therefore, tobacco pulp mashing should avoid the cutting action of fiber, while improve to discongest and be imitated with wire-dividing broom purification
Fruit.
So there is an urgent need for designing a kind of cut-out that can reduce bar material and broken, raising into the beating mill disk of pulp yield, to increase
Strong papermaking-method reconstituted tobaccos quality stability.
Invention content
The technical problem to be solved in the present invention is to provide a kind of design methods of beating mill disk, are obtained by the design method
Beating mill disk can reduce bar material cut-out and it is broken, improve into pulp yield, to overcome the drawbacks described above of the prior art.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：A kind of design method of beating mill disk,
On one annular fluted disc, make two concentric circles by the center of circle of the center of circle O of annular fluted disc, annular fluted disc is divided into successively from the inside to the outside
Area, pre- mashing area and mashing area are discongested, and a point O is taken in the plane where annular fluted disc1, point O1The distance between center of circle O
For d0；With point O1As radius it is R for the center of circle1The first circular arc and radius be R2The second circular arc, and meet：R2=R1+W1, first
Circular arc and the second circular arc intersect with the inside and outside edge in mashing area and form a mashing roll flute arrangement area, in mashing roll flute arrangement
Arrange that the profile in area is that outer profile vertically extends a width as W to be beaten roll flute in area1, highly be h1Mashing roll flute, then
Uniform array arranges multiple mashing roll flutes in mashing area, and it is one wide from the inside to the outside to be spaced formation between two neighboring mashing roll flute
Spend the mashing tooth socket become larger；With point O1As radius it is R for the center of circle3Third circular arc and radius be R4The 4th circular arc, it is and full
Foot：R4=R3+W2, third circular arc and the 4th circular arc intersect with the inside and outside edge in pre- mashing area and form a pre- mashing roll flute cloth
Area is put, arranges that the profile in area vertically extends a width as outer profile and is to be beaten roll flute in advance in mashing roll flute arrangement area in advance
W2, highly be h2Pre- mashing roll flute, then uniform array arranges multiple pre- mashing roll flutes in mashing area in advance, two neighboring pre-
Interval forms a pre- mashing tooth socket that width becomes larger from the inside to the outside between being beaten roll flute；Take the one and half of annular fluted disc
Diameter is handed over discongest the outer of area, inner edge because of point D respectively1, point D2, by straight line D1D2Around point D1It rotates an angle [alpha] and obtains straight line D1D3,
In straight line D1D3On take length be W3Line segment D1D4, with line segment D1D4It is one side in straight line D1D3Side make a quadrangle, form
One is discongested roll flute arrangement area, and quadrangle further includes and line segment D1D4Parallel and spacing distance is W3Straight line and with annular
The center of circle O of fluted disc is the center of circle and crosses point D respectively1With point D4Two arc-shaped edges, discongest roll flute arrangement area in setting one with four
Side shape is bottom surface, width W3, highly be h3, pattern draft be δ quadrangular frustum pyramid shaped discongest roll flute, then in straight line D1D3It is same
Side is along straight line D1D3With length W3It is equally spaced for spacing and multiple discongests roll flute, and formed from outside to inside discongesting in area
One row discongest roll flute, then discongest roll flute discongesting in area uniform array arrangement multiple row.
Preferably, point O1The distance between center of circle O d0Equal to the radius R of annular fluted disc0。
Preferably, the radius R of the first circular arc1Meet：R1=d0±R1/4；The radius R of third circular arc3Meet：R3=d0±
R3/4。
Preferably, the minimum widith for being beaten tooth socket is d1, and d1Value range be：1.5-2.5mm；Pre- mashing tooth socket
Minimum widith is d2, and d2Value range be：1.5-2.5mm.
Preferably, beater mill tooth height h1Value range be：6-12mm；Pre- beater mill tooth height h2Value range be：
6-12mm。
Preferably, beater mill tooth width W1Value range be：2-3.5mm；Pre- beater mill tooth width W2Value range
For：2-3.5mm.
Preferably, the value range of angle [alpha] is：6-8°.
Preferably, the height h of roll flute is discongested3Value range be：15-20mm.
Preferably, roll flute width W is discongested3Value range be：6-12mm.
Preferably, the value range for discongesting roll flute pattern draft δ is：2-6°.
Compared with prior art, the present invention has significant progress：
The design method of the present invention has the advantages that simple possible and designs accurate, the mashing obtained by the design method
Grinding is primarily adapted for use in one section of mashing of papermaking-method reconstituted tobaccos, is to be used cooperatively two beating mill disks when in use, bar material
It is flowed through from the bar material flow channel between two beating mill disks, can first pass through to discongest area and interlock and mutually embedding discongest the opposite of roll flute and transport
It is dynamic that bar material is discongested, the kink of bar material is reduced, makes bar material more uniform, the wire-dividing broom purification effect of bar material is improved, enters back into
Pre- mashing area and mashing area, since the width for being beaten the pre- mashing tooth socket in area and the mashing tooth socket in mashing area in advance is from the inside to the outside
Become larger, then pressure is to taper into from the inside to the outside in slot, therefore the particle after discongesting can directly by being beaten tooth socket,
And larger bar material is then roughly ground by being beaten roll flute in advance and being beaten the strong effect of roll flute, so as to reduce the mashing of bar material
Degree can reduce the cut-out of bar material and crush, improve into pulp yield, make the enhancing of papermaking-method reconstituted tobaccos quality stability, bulk
It improves, while reduces mashing power consumption.
Description of the drawings
Fig. 1 is the beating mill disk structure design schematic diagram of the embodiment of the present invention.
Fig. 2 is the close-up schematic view that area is beaten in the beating mill disk structure design of the embodiment of the present invention.
Fig. 3 is the close-up schematic view for being beaten area in the beating mill disk structure design of the embodiment of the present invention in advance.
Fig. 4 is the close-up schematic view that area is discongested in the beating mill disk structure design of the embodiment of the present invention.
Fig. 5 is the schematic shapes for discongesting roll flute that area is discongested in the beating mill disk structure design of the embodiment of the present invention.
Fig. 6 is the dimensional structure diagram of the beating mill disk of the embodiment of the present invention.
Fig. 7 is the schematic side view of the beating mill disk of the embodiment of the present invention.
Fig. 8 is that roll flute on two beating mill disks of the invention interlocks mutually embedding partial schematic diagram.
Fig. 9 is principle schematic when bar material flow channel of the bar material between two beating mill disks of the invention passes through.
In figure：
10th, annular fluted disc 21, mashing roll flute
22nd, it is beaten roll flute 23 in advance, discongests roll flute
31st, it is beaten tooth socket 32, is beaten tooth socket in advance
33rd, tooth socket A, mashing area are discongested
C1, the first circular arc C2, the second circular arc
B, it is beaten area C in advance3, third circular arc
C4, the 4th circular arc C, discongest area
11st, quiet disk 12, grinding Moving plate are ground
4th, offal 5, offal
Specific embodiment
The specific embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.These embodiments are only used for
Illustrate the present invention, and not limitation of the present invention.
In the description of the present invention, it should be noted that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instructions such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description rather than instruction or dark
Show that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint are opposite
Importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
In addition, in the description of the present invention, unless otherwise indicated, " multiple " are meant that two or more.
As shown in Figures 1 to 9, a kind of embodiment of the design method of beating mill disk of the present invention, beating mill disk of the invention
Roll flute including an annular fluted disc 10 and on the annular fluted disc 10.It should be noted that for ease of display, only shown in figure
A part (1/6th) for annular fluted disc 10, unshowned part and the center of circle O of part opposed annular fluted disc 10 that shows into
Central symmetry is distributed.
As shown in Figure 1, the design method of the beating mill disk of the present embodiment is, on annular fluted disc 10, with annular fluted disc 10
Center of circle O make two concentric circles for the center of circle, annular fluted disc 10 is divided into successively from the inside to the outside and discongests area C, pre- mashing area B and beats
Area A is starched, setting roll flute is separately designed in being beaten area A, pre- mashing area B and discongesting area C, including mashing roll flute 21, pre- beater mill
Tooth 22 and discongest roll flute 23, the roll flute between each region disconnects.
Specifically, for being beaten area A, as depicted in figs. 1 and 2, a point O is taken in the plane where annular fluted disc 101, point
O1The distance between center of circle O of annular fluted disc 10 is d0.Preferably, point O1The distance between center of circle O d0Equal to annular fluted disc
10 radius R0, i.e. point O1On the outer marginal circumference of annular fluted disc 10.With point O1As radius it is R for the center of circle1The first circular arc C1
It is R with radius2The second circular arc C2, and meet：R2=R1+W1.Preferably, the first circular arc C1Radius R1Meet：R1=d0±
R1/4.First circular arc C1And second circular arc C2Intersect, also, the first circular arc C with being beaten the inside and outside edge of area A1, the second circular arc
C2One mashing roll flute arrangement area of composition is enclosed with the inside and outside edge of mashing area A, arranges in area to be beaten roll flute cloth in mashing roll flute
The profile for putting area is that vertically extend a width be W to outer profile1, highly be h1Mashing roll flute 21 (referring to Fig. 6), i.e., first circle
Arc C1With the second circular arc C2Between spacing distance W1The facewidth of as one mashing roll flute 21.Preferably, it is beaten 21 width of roll flute
W1Value range be：2-3.5mm, 21 height h of mashing roll flute1Value range be：6-12mm.Then with the mashing roll flute 21
Based on, around the multiple mashing roll flutes 21 of center of circle O uniform arrays arrangement of annular fluted disc 10, two neighboring mashing in mashing area A
Interval forms a mashing that width becomes larger (i.e. from the inward flange of mashing area A to outer edge) from the inside to the outside between roll flute 21
Tooth socket 31.Preferably, the minimum widith of mashing tooth socket 31 is d1, and d1Value range be：1.5-2.5mm.Thus mashing is completed
Mashing roll flute 21 is designed and arranged in area A.
For being beaten area B in advance, as shown in figures 1 and 3, with point O1As radius it is R for the center of circle3Third circular arc C3And radius
For R4The 4th circular arc C4, and meet：R4=R3+W2.Preferably, third circular arc C3Radius R3Meet：R3=d0±R3/4.The
Three-arc C3And the 4th circular arc C4Intersect, also, third circular arc C inside and outside edge with pre- mashing area B3, the 4th circular arc C4With
The inside and outside edge of pre- mashing area B encloses the pre- mashing roll flute arrangement area of composition one, with pre- beater mill in mashing roll flute arrangement area in advance
The profile in tooth arrangement area is that vertically extend a width be W to outer profile2, highly be h2Pre- mashing roll flute 22 (referring to Fig. 6), i.e.,
Third circular arc C3With the 4th circular arc C4Between spacing distance W2The facewidth of as one pre- mashing roll flute 22.Preferably, pre- mashing
22 width W of roll flute2Value range be：2-3.5mm, it is pre- to be beaten 22 height h of roll flute2Value range be：6-12mm.Then with
Based on the pre- mashing roll flute 22, the center of circle O uniform arrays around annular fluted disc 10 in mashing area B in advance arrange multiple pre- beater mills
Tooth 22, interval forms one from the inside to the outside (i.e. from the inward flange of area B is beaten in advance to outside between two neighboring pre- mashing roll flute 22
Edge) the pre- mashing tooth socket 32 that becomes larger of width.Preferably, the minimum widith of mashing tooth socket 32 is d in advance2, and d2Value range
For：1.5-2.5mm.Thus it completes to be beaten being designed and arranged for roll flute 22 in advance in pre- mashing area B.
For discongesting area C, as shown in Figure 1 and Figure 4, a radius of annular fluted disc 10 is taken, hand over the outside for discongesting area C respectively
Edge, inner edge are because of point D1, point D2, by straight line D1D2Around point D1It rotates an angle [alpha] and obtains straight line D1D3, it is preferable that the value of angle [alpha]
Ranging from：6-8°.In straight line D1D3On take length be W3Line segment D1D4, with line segment D1D4It is one side in straight line D1D3Side (such as
Left side) make a quadrangle, it forms one and discongests roll flute arrangement area, which further includes and line segment D1D4Parallel and spacer
From for W3Straight line and cross point D using the center of circle O of annular fluted disc as the center of circle and respectively1With point D4Two arc-shaped edges, discongesting mill
Setting one is using the quadrangle as bottom surface, width W in tooth arrangement area3, highly be h3, pattern draft be δ quadrangular frustum pyramid shaped discongest
Roll flute 23 (referring to Fig. 6).The shape for discongesting roll flute 23 is as shown in Figure 5, it is preferable that discongests 23 width W of roll flute3Value range
For：6-12mm discongests 23 height h of roll flute3Value range be：15-20mm discongests the value range of 23 pattern draft δ of roll flute
For：2-6°.Then in straight line D1D3The same side along straight line D1D3With length W3It is equally spaced for spacing and multiple discongests roll flute
23, and form a row discongesting in area C (i.e. from the outer edge of area C is discongested to inward flange) from outside to inside and discongest roll flute 23, then
It is arranged by this based on discongesting roll flute 23, roll flute is discongested discongesting the center of circle O uniform arrays arrangement multiple row in area C around annular fluted disc 10
23, interval between roll flute 23 is discongested per adjacent two row and forms one from the inside to the outside (i.e. from the inward flange of area C is discongested to outer edge)
What width became larger discongests tooth socket 33, and the minimum widith for discongesting tooth socket 33 is d3.Preferably, discongesting for the interior arrangements of area C is discongested
The total quantity of roll flute 23 is no less than 36.Thus it completes to discongest to discongest being designed and arranged for roll flute 23 in area C.
As shown in fig. 7, in the present embodiment, it is beaten the height h of roll flute 211With the height h of pre- mashing roll flute 222It can be set as
It is equal, discongest the height h of roll flute 233Then it is more than the height h of mashing roll flute 211With the height h of pre- mashing roll flute 222, that is, discongest mill
The height h of tooth 233Height h with being beaten roll flute 211And the height h of pre- mashing roll flute 222Between be respectively provided with difference in height Δ h.
The above-mentioned design method of the present embodiment has the advantages that simple possible and design is accurate, is obtained by the design method
Beating mill disk, be primarily adapted for use in one section of papermaking-method reconstituted tobaccos mashing.It is to coordinate two beating mill disks when in use
It uses, as shown in figure 8, matched two beating mill disks are one of as quiet disk 11 is ground, another is then as grinding
Moving plate 12 is ground quiet disk 11 and is oppositely arranged with grinding Moving plate 12, and the roll flute being ground on quiet disk 11 and the mill on grinding Moving plate 12
Tooth is staggeredly mutually embedding, bar material flow channel is formed being ground between quiet disk 11 and grinding Moving plate 12, as shown in figure 9, bar material is (including cigarette
Stalk 4 and offal 5) it is flowed through from the bar material flow channel being ground between quiet disk 11 and grinding Moving plate 12.Due to discongesting the height of area's C roll flutes
Degree is more than pre- mashing area B and is beaten the height of area's A roll flutes, then bar material can first pass through the quiet disk 11 of grinding and grinding Moving plate 12 discongests area
Bar material is discongested in interlock mutually embedding relative motions for discongesting roll flute 23 of C, and the kink of reduction bar material makes bar material more uniform,
The wire-dividing broom purification effect of bar material is improved, pre- mashing area B and mashing area A are entered back into, due to being beaten pre- 32 He of mashing tooth socket of area B in advance
The width for being beaten the mashing tooth socket 31 of area A is to become larger from the inside to the outside, then pressure is to taper into from the inside to the outside in slot, because
This particle after discongesting can be directly by being beaten tooth socket 31, and larger bar material then by being beaten roll flute 22 and beater mill in advance
The strong effect of tooth 21 is roughly ground, and so as to reduce the beating degree of bar material, can be reduced the cut-out of bar material and be crushed, improve slurry
Yield makes the enhancing of papermaking-method reconstituted tobaccos quality stability, bulk improve, while reduce mashing power consumption.In practical application
In, the beating mill disk that the design method of the present embodiment obtains is used to carry out one section of mashing, it can be achieved that mashing power consumption save 10% with
Upper, beating degree reduces by 5 ° of more than SR.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these improve and replace
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of design method of beating mill disk, which is characterized in that on an annular fluted disc, with the center of circle O of the annular fluted disc
Make two concentric circles for the center of circle, the annular fluted disc is divided into successively from the inside to the outside and discongests area, pre- mashing area and mashing area, and
A point O is taken in the plane where the annular fluted disc1, point O1The distance between center of circle O is d0；
With point O1As radius it is R for the center of circle1The first circular arc and radius be R2The second circular arc, and meet：R2=R1+W1, it is described
First circular arc and second circular arc intersect with the inside and outside edge in the mashing area and form a mashing roll flute arrangement area,
Arrange that the profile in area is that outer profile vertically extends a width as W using the mashing roll flute in the mashing roll flute arrangement area1, it is high
It spends for h1Mashing roll flute, then uniform array arranges multiple mashing roll flutes in the mashing area, two neighboring described
Interval forms a mashing tooth socket that width becomes larger from the inside to the outside between being beaten roll flute；
With point O1As radius it is R for the center of circle3Third circular arc and radius be R4The 4th circular arc, and meet：R4=R3+W2, it is described
Third circular arc and the 4th circular arc intersect with the inside and outside edge in the pre- mashing area and form a pre- mashing roll flute arrangement
Area, it is wide in the pre- mashing roll flute arrangement area using the profile in the pre- mashing roll flute arrangement area as outer profile to vertically extend one
It spends for W2, highly be h2Pre- mashing roll flute, then uniform array arranges multiple pre- beater mills in the pre- mashing area
Tooth, two neighboring pre- formation one pre- mashing tooth socket that width becomes larger from the inside to the outside in interval between being beaten roll flute；
A radius of the annular fluted disc is taken, discongests the outer of area, inner edge described in friendship respectively because of point D1, point D2, by straight line D1D2
Around point D1It rotates an angle [alpha] and obtains straight line D1D3, in straight line D1D3On take length be W3Line segment D1D4, with line segment D1D4For one side
In straight line D1D3Side make a quadrangle, form one and discongest roll flute arrangement area, the quadrangle further includes and line segment D1D4Phase
Parallel and spacing distance is W3Straight line and cross point D using the center of circle O of the annular fluted disc as the center of circle and respectively1With point D4Two
Arc-shaped edges discongest in roll flute arrangement area setting one using the quadrangle as bottom surface, width W described3, highly be h3, pull out
Mould gradient is that the quadrangular frustum pyramid shaped of δ discongests roll flute, then in the straight line D1D3The same side along straight line D1D3With length W3For spacing
It is equally spaced and multiple described discongests roll flute, and form a row in area from outside to inside in described discongest and discongest roll flute, Ran Hou
Described discongest in area discongests roll flute described in uniform array arrangement multiple row.
2. the design method of beating mill disk according to claim 1, which is characterized in that point O1The distance between center of circle O d0
Equal to the radius R of the annular fluted disc0。
3. the design method of beating mill disk according to claim 1, which is characterized in that the radius R of first circular arc1It is full
Foot：R1=d0±R1/4；The radius R of the third circular arc3Meet：R3=d0±R3/4。
4. the design method of beating mill disk according to claim 1, which is characterized in that the minimum widith of the mashing tooth socket
For d1, and d1Value range be：1.5-2.5mm；The minimum widith of the pre- mashing tooth socket is d2, and d2Value range be：
1.5-2.5mm。
5. the design method of beating mill disk according to claim 1, which is characterized in that the beater mill tooth height h1Take
Value is ranging from：6-12mm；The pre- beater mill tooth height h2Value range be：6-12mm.
6. the design method of beating mill disk according to claim 1, which is characterized in that the beater mill tooth width W1Take
Value is ranging from：2-3.5mm；The pre- beater mill tooth width W2Value range be：2-3.5mm.
7. the design method of beating mill disk according to claim 1, which is characterized in that the value range of the angle [alpha] is：
6-8°。
8. the design method of beating mill disk according to claim 1, which is characterized in that the height h for discongesting roll flute3's
Value range is：15-20mm.
9. the design method of beating mill disk according to claim 1, which is characterized in that described to discongest roll flute width W3Take
Value is ranging from：6-12mm.
10. the design method of beating mill disk according to claim 1, which is characterized in that described to discongest roll flute pattern draft δ
Value range be：2-6°.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397120A (en) * | 2018-10-30 | 2019-03-01 | 陕西科技大学 | A kind of equidistant arc-shaped gear mill design method |
| CN109826038A (en) * | 2019-04-04 | 2019-05-31 | 黄豪杰 | Fiberizer and its mill |
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| CN109397120A (en) * | 2018-10-30 | 2019-03-01 | 陕西科技大学 | A kind of equidistant arc-shaped gear mill design method |
| CN109397120B (en) * | 2018-10-30 | 2020-07-28 | 陕西科技大学 | Design method of equidistant arc-shaped tooth grinding disc |
| CN109826038A (en) * | 2019-04-04 | 2019-05-31 | 黄豪杰 | Fiberizer and its mill |
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