CN205887429U - Coating sieve scraper device - Google Patents
Coating sieve scraper device Download PDFInfo
- Publication number
- CN205887429U CN205887429U CN201620553589.2U CN201620553589U CN205887429U CN 205887429 U CN205887429 U CN 205887429U CN 201620553589 U CN201620553589 U CN 201620553589U CN 205887429 U CN205887429 U CN 205887429U
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- CN
- China
- Prior art keywords
- scraper
- drive shaft
- wing
- doctor blade
- knife rest
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Abstract
The utility model provides a scraper device of coating sieve, including drive shaft and the scraper that is located coating sieve center, the scraper has blade portion, still including scraping the knife rest, the drive shaft is equipped with a plurality of knife rest installation wing, and each knife rest installation wing all includes two sub - wings, is provided with on each antithetical phrase wing and scrapes the knife rest fixed orifices, it includes and is equipped with the draw -in groove in the scraper fixed part periphery by the scraper fixed part to scrape the knife rest, still include spring, dead lever and linking arm, be equipped with on each linking arm and scrape the waist type hole that knife rest fixed orifices shape and position correspond, the length direction in waist type hole with draw -in groove degree of depth direction is parallel, the dead lever appears the hole and set up spring compensation arrangement through set up the waist on scraping the knife rest in wearing to establish and scrape knife rest fixed orifices and waist type hole for the scraper is compensation in time when taking place wearing and tearing, and then has guaranteed the effect of eliminating dregs, and device simple structure is reliable practical, and the scraper can easily be changed, use cost is lower for the device.
Description
Technical field
This utility model is related to coating filtration art, more particularly, to a kind of painting material screen doctor blade device.
Background technology
In papermaking operation, coating is used for the surface treatment of paper, can improve the surface property of the paper page.On paper
Coating coating can improve printability and outward appearance, coating will be filtered in itself, by coating before applying coating operation
The big material of granularity filters off the paper quality it is ensured that after coating.
Coating of the prior art filters great majority for vibrated screen although filter effect can also be reached, but structure
Complexity, filter effect is difficult to control to, and filter efficiency is low, and when the problems such as blocking in filter element, sieves has to shut down clearly
Wash, and be difficult to Automated condtrol.
Existing coating sieve defecator is steel brush or scraper plate, steel brush go screening reject effect limited, and easy damage sieve
Drum, although scraper plate effect is better than steel brush, but easy to wear, the effect of cleaning screening reject can be substantially reduced when wear occurs.
Utility model content
The technical problems to be solved in the utility model is: in order to solve, painting material screen inside strake is easy to wear to lead to the ability fall that removes slag
Low, this utility model provides a kind of painting material screen doctor blade device to solve the above problems.
This utility model solves its technical problem and be the technical scheme is that a kind of doctor blade device applying material screen, including
Be located at and apply the drive shaft at material screen center and scraper, described scraper have blade portion and strip blade portion it is characterised in that: also
Including doctor blade holder；Described drive shaft is provided with several knife rests vertically and installs the wing, and each knife rest is installed the wing and all included two one-tenth
To horizontally-opposed with respect to the shaft center sub- wing installed, on each antithetical phrase wing, relative drive shaft axle center is symmetrically arranged with and scrapes
Knife rest fixing hole；Described doctor blade holder includes the scraper fixed part being arranged between the circumference of every antithetical phrase wing, scraper fixed part periphery
On along drive shaft axle center the elongated draw-in groove radially-inwardly offering engaging blade portion, the length direction of draw-in groove and drive shaft axle
The heart is parallel；Also include spring, described spring is radially arranged along drive shaft axle center, the outer wall of one end and drive shaft is fixed, the other end
Fix with scraper fixed part；Also include fix bar and linking arm, linking arm is identical with the quantity of the sub- wing and corresponds, each connection
Arm is provided with hole shape fixing with doctor blade holder and the corresponding waist-shaped hole in position, the length direction of waist-shaped hole and described draw-in groove depth side
To parallel, described fix bar wear with doctor blade holder fixing hole and waist-shaped hole in.
As preferred: the quantity that the wing installed by described knife rest is two, one end that the wing is arranged on drive shaft installed by a knife rest,
The other end that the wing is arranged on drive shaft installed by another knife rest.
As preferred: described doctor blade holder is symmetrical arranged along drive shaft axle center.
Further: the blade portion of described scraper is wedge, the material of scraper is polyurethane.
Further: between described scraper and scraper fixed part, be provided with the securing member being detachably fixed connection.
The beneficial effects of the utility model are that a kind of material screen doctor blade device that applies of this utility model passes through to arrange on doctor blade holder
Mounting hole and set up spring compensator so that scraper can compensate in time when there is abrasion, and then ensure that the effect removing slag
Really, apparatus structure is simple, reliable and practical, and scraper can easily be changed, and device use cost is relatively low.
Brief description
With reference to the accompanying drawings and examples this utility model is further illustrated.
Fig. 1 is a kind of structural representation applying material screen doctor blade device optimum embodiment of this utility model；
Fig. 2 is a kind of structural blast schematic diagram applying material screen doctor blade device optimum embodiment of this utility model.
In figure 1, drive shaft, 2, scraper, 3, doctor blade holder, 4, knife rest the wing is installed, 5, spring, 6, fix bar, 31, scraper fixes
Portion, 32, draw-in groove, 33, linking arm, 34, waist-shaped hole, 41, the sub- wing, 42, doctor blade holder fixing hole.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of described embodiment is shown in the drawings, wherein ad initio
To the element that same or similar label represents same or similar element or has same or like function eventually.Below by ginseng
The embodiment examining Description of Drawings is exemplary, is only used for explaining this utility model, and it is not intended that to of the present utility model
Limit.On the contrary, embodiment of the present utility model include falling into all in the range of the spirit of attached claims and intension
Change, modification and equivalent.
In description of the present utility model it is to be understood that term " " center ", " longitudinal ", " horizontal ", " length ", " width
Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " axle
To ", " radially ", the orientation of the instruction such as " circumferential " or position relationship be based on orientation shown in the drawings or position relationship, be only for
It is easy to describe the present invention and simplifies description, rather than the device of instruction or hint indication or element must have a specific side
Position, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction or hint are relatively important
Property.In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " being connected ", " company
Connect " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or it is integrally connected；It can be machine
Tool connects or electrically connects；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary.For this area
For those of ordinary skill, concrete meaning in this utility model for the above-mentioned term can be understood with concrete condition.Additionally, in this reality
With, in new description, unless otherwise stated, " multiple " are meant that two or more.
In flow chart or here any process described otherwise above or method description are construed as, represent and include
The module of the code of executable instruction of one or more steps for realizing specific logical function or process, fragment or portion
Point, and the scope of preferred implementation of the present utility model includes other realization, wherein can not press shown or discuss
Order, including according to involved function by substantially simultaneously in the way of or in the opposite order, carry out perform function, this should by this
The embodiment person of ordinary skill in the field of utility model is understood.
As depicted in figs. 1 and 2, this utility model provides a kind of doctor blade device applying material screen, including in painting material screen
The drive shaft 1 of the heart and scraper 2, described scraper 2 has the blade portion of blade portion and strip, also includes doctor blade holder 3；Described driving
Axle 1 be provided with vertically several knife rests install the wing 4, each knife rest install the wing 4 all include two mounted in pairs with respect to drive
The opposed sub- wing 41 of moving axis central horizontal, on each antithetical phrase wing 41, relative drive shaft axle center is symmetrically arranged with doctor blade holder fixing hole
42；Span between doctor blade holder fixing hole 42 should be as big as possible under meeting the dimensional requirement applying material screen inner space.
Described doctor blade holder 3 includes the scraper fixed part 31 being arranged between the circumference of every antithetical phrase wing 41, scraper fixed part 31
On periphery along drive shaft axle center radially-inwardly offer engaging blade portion elongated draw-in groove 32, the length direction of draw-in groove 32 with
Drive shaft axis parallel；Also include spring 5, described spring 5 is radially arranged along drive shaft axle center, the outer wall of one end and drive shaft 1
Fixing, the other end is fixing with scraper fixed part 31；Also include fix bar 6 and linking arm 33, the quantity of linking arm 33 and the sub- wing 41
Identical and correspond, each linking arm 33 is provided with and the corresponding waist-shaped hole of doctor blade holder fixing hole 42 shape and position 34, described
Fix bar 6 wear with doctor blade holder fixing hole 42 and waist-shaped hole 34 in, the length direction of waist-shaped hole 34 and described draw-in groove 32 depth side
To parallel, fix bar plays part restriction effect and can ensure that whole doctor blade holder slides along the shape of hole wall of waist-shaped hole, so that
Scraper 2 on doctor blade holder 3 can be along moving radially.
Under normal condition, spring 5 is in compressive state, can have the radially outward trend promoting doctor blade holder 3 all the time,
Put into inside screen cylinder in doctor blade holder 3, make scraper 2 be close to screen cylinder inwall all the time just because of such trend, when scraper 2 is being sent out
When raw abrasion, the initial compression amount of spring 5 with timely compensation wear extent, and then can ensure that the effect that scraper 2 is fitted is not subject to
Effect of attrition.
During normal use, the quantity of the knife rest installation wing 4 of each doctor blade holder 3 is two, and a knife rest is installed the wing 4 and is arranged on
One end of drive shaft 1, another knife rest installs the other end that the wing 4 is arranged on drive shaft 1, when the length of drive shaft 1 is longer, two
When the knife rest installation wing 4 stably can't support doctor blade holder 3, several knife rests peace can be installed again additional in the centre position of drive shaft 1
To improve the stability of doctor blade holder 3, the quantity of doctor blade holder 3 is normal to be two to the dress wing 4, is symmetrical arranged along drive shaft axle center, permissible
The balance pressure to screen cylinder inwall for the scraper 2, optimizes the force environment of screen cylinder.
The blade portion of described scraper 2 is wedge, and when fitting with screen cylinder inwall, the edge of a knife of wedge can provide bigger
Laminate pressure, when removing screening reject there is more preferable effect, the material of scraper 2 is polyurethane, and such material is more wear-resisting,
And there is certain elasticity, ensure that more preferable laminating and will not scratch screen cylinder inwall.
Be provided with, between described scraper 2 and scraper fixed part 31, the securing member being detachably fixed connection, securing member be bolt and
Nut it is ensured that can stably fit when scraper 2 works, when scraper 2 wears up to maximum, demounting bolt and nut,
Scraper 2 can be changed and can be worked on so that applying material screen.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment of the present utility model or example.In this manual, the schematic table to described term
State and be not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can be
Combine in an appropriate manner in any one or more embodiments or example.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, related work people
Member can carry out various change and modification completely in the range of without departing from this utility model technological thought.This reality
The content being not limited in description with new technical scope it is necessary to determine its technology according to right
Property scope.
Claims (5)
1. a kind of doctor blade device applying material screen, including positioned at the drive shaft applying material screen center and scraper, described scraper has the edge of a knife
The blade portion of portion and strip it is characterised in that: also include doctor blade holder；Described drive shaft is provided with several knife rests vertically and installs
The wing, each knife rest is installed the wing and is all included horizontally-opposed with respect to the shaft center sub- wing of two mounted in pairs, every a pair
On the sub- wing, relative drive shaft axle center is symmetrically arranged with doctor blade holder fixing hole；Described doctor blade holder includes being arranged on the circumference of every antithetical phrase wing
Between scraper fixed part, on scraper fixed part periphery along drive shaft axle center radially-inwardly offer engaging blade portion elongated
Draw-in groove, the length direction of draw-in groove and drive shaft axis parallel；Also include spring, described spring sets along drive shaft axle center radial direction
Put, the outer wall of one end and drive shaft is fixed, and the other end is fixed with scraper fixed part；Also include fix bar and linking arm, linking arm
Identical with the quantity of the sub- wing and correspond, each linking arm is provided with and the fixing hole shape of doctor blade holder and position corresponding waist type
Hole, the length direction of waist-shaped hole is parallel with described draw-in groove depth direction, and described fix bar wears and doctor blade holder fixing hole and waist type
Kong Zhong.
2. as claimed in claim 1 a kind of doctor blade device applying material screen it is characterised in that: the quantity that the wing installed by described knife rest is
Two, one end that the wing is arranged on drive shaft installed by a knife rest, and the other end that the wing is arranged on drive shaft installed by another knife rest.
3. as claimed in claim 2 a kind of apply material screen doctor blade device it is characterised in that: described doctor blade holder is along drive shaft axle center
It is symmetrical arranged.
4. as claimed in claim 3 a kind of apply material screen doctor blade device it is characterised in that: the blade portion of described scraper be carve
Shape, the material of scraper is polyurethane.
5. as claimed in claim 3 a kind of doctor blade device applying material screen it is characterised in that: described scraper and scraper fixed part it
Between be provided with the securing member being detachably fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620553589.2U CN205887429U (en) | 2016-06-08 | 2016-06-08 | Coating sieve scraper device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620553589.2U CN205887429U (en) | 2016-06-08 | 2016-06-08 | Coating sieve scraper device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205887429U true CN205887429U (en) | 2017-01-18 |
Family
ID=57767614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620553589.2U Active CN205887429U (en) | 2016-06-08 | 2016-06-08 | Coating sieve scraper device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205887429U (en) |
-
2016
- 2016-06-08 CN CN201620553589.2U patent/CN205887429U/en active Active
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |