CN105773794B - A kind of extruder mouth for the vacuum-extruder that extrusion molding green body is closely knit - Google Patents
A kind of extruder mouth for the vacuum-extruder that extrusion molding green body is closely knit Download PDFInfo
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- CN105773794B CN105773794B CN201410822549.9A CN201410822549A CN105773794B CN 105773794 B CN105773794 B CN 105773794B CN 201410822549 A CN201410822549 A CN 201410822549A CN 105773794 B CN105773794 B CN 105773794B
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- extruder
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Abstract
A kind of extruder mouth for the vacuum-extruder that extrusion molding green body is closely knit, including squeezing out framed and machine mouth, the framed frame side is built-in with the dampening system soaked to the surface of the framed inside casing, and the dampening system includes inlet, separating liquid item and liquid outlet；Frame-type of the separating liquid item along the frame side is arranged, and fountain solution enters from the inlet, shunts the frame-type distribution flowing along the frame side in described framed interior by the separating liquid item, most flows out afterwards through the liquid outlet；The separating liquid item is provided with the wetting hole on multiple surfaces for leading to the inside casing, when fountain solution flows through the separating liquid, is soaked by the wetting hole to the surface of the inside casing；The machine mouth includes changing diameter cylinder and discharge port, and the inner cavity for changing diameter cylinder is in flat horn-like.The present invention proposes a kind of extruder mouth of vacuum-extruder that extrusion molding green body is closely knit, and extrusion molding billet surface flawless, product is not easy to crack, improves product quality and yield rate.
Description
Technical field
The present invention relates to vacuum-extruder technical field more particularly to a kind of vacuum-extruders that extrusion molding green body is closely knit
Extruder mouth.
Background technique
There are two types of existing ceramic tile production method is usual, one kind is that mold is dry-pressing formed, i.e., dry mash is put into mould type
In chamber, it is pressed into green body by applying pressure, another kind is that wet-method extrusion forms, i.e., the plasticity mud for being 17% or so by moisture content
Material passes through molding die extrusion molding on vacuum-extruder.Existing vacuum-extruder, pug and shaping mould in extrusion process
The friction of frame wall can be such that the surface of finished product adobe occurs short-tempered, and usual billet surface plucking is coarse, especially the corner angle of adobe
Place, has been easy to collapse, and the serious intensity and quality for influencing adobe be easy to cause crackle in the subsequent sintering process, makes ceramic tile
Product qualified rate reduce.
Summary of the invention
It is an object of the invention to propose a kind of extruder mouth of vacuum-extruder that extrusion molding green body is closely knit, it is extruded into
Type billet surface flawless, product is not easy to crack, improves product quality and yield rate.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of extruder mouth for the vacuum-extruder that extrusion molding green body is closely knit, including squeeze out framed and machine mouth, the mould
Frame is installed on the machine mouth by bolt；
The framed frame side is built-in with the dampening system soaked to the surface of the framed inside casing, the wetting
System includes inlet, separating liquid item and liquid outlet；
The inlet and the liquid outlet are opened in the framed outer surface respectively, and the separating liquid item is described in
The frame-type on frame side is arranged, and fountain solution enters from the inlet, shunts the frame-type along the frame side by the separating liquid item
Distribution flowing in it is described it is framed in, most flowed out afterwards through the liquid outlet；
The separating liquid item is provided with the wetting hole on multiple surfaces for leading to the inside casing, and fountain solution flows through the liquid
When shunt bar, the surface of the inside casing is soaked by the wetting hole；
The machine mouth includes changing diameter cylinder and discharge port, and the inner cavity for changing diameter cylinder is in flat horn-like, and the width of its inner cavity
Degree becomes larger along the discharge port direction, and the height of inner cavity gradually becomes smaller along the discharge port direction, described to change going out for diameter cylinder
The upper and lower end faces of material mouth are symmetrically arranged at least a pair and divide trowel, and the left and right ends middle part of the discharge port for changing diameter cylinder is symmetrical
It is provided with a pair and divides trowel.
More preferably, described that trowel cross section is divided to be water-drop-shaped, and the tip of water-drop-shaped is contrary towards squeezing out with pug.
It is more preferably, described that divide trowel to protrude into the depth changed in diameter cylinder adjustable.
More preferably, the inside casing is polygon, and the wetting hole is set at the frame angle of the inside casing.
More preferably, the separating liquid item is a plurality of.
More preferably, extrusion of the separating liquid item close to the vacuum-extruder.
More preferably, the framed extrusion path length is 30-80mm.
More preferably, the surface of the inside casing is being provided at the wetting hole equipped with PA film.
More preferably, the aperture in the wetting hole is 0.5-1.5mm.
More preferably, the flow in each wetting hole is 0.5-1.0ml/s.
Beneficial effects of the present invention: 1, it is provided with dampening system and pug billet surface is soaked, effectively reduce mud
The coarse phenomenon of the plucking on brick surface avoids the appearance of crackle after sintering, it is ensured that the qualification rate of finished product；2, pug green body and mould are reduced
Abrasion between frame extends framed service life；3, the height of extruded velocity, extrusion pressure and consistency is consistent, guarantees mud
Material can be squeezed out smoothly, avoid squeezing out green body because shrinking uneven torsional deformation even cracking；3, can squeeze out width 600mm even
The ceramic plate of bigger specification.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the present of invention；
Fig. 2 is the structural schematic diagram of one embodiment of the present of invention；
Fig. 3 is the structural schematic diagram of the extruder mouth of one embodiment of the present of invention.
Wherein: squeeze out framed 1, machine mouth 2, framed frame side 11, framed inside casing 12, dampening system 13, extrusion 14, into
Liquid mouth 131, liquid outlet 133, wetting hole 134, changes diameter cylinder 21, discharge port 22, divides trowel 23 separating liquid item 132.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
A kind of extruder mouth for the vacuum-extruder that extrusion molding green body is closely knit, including framed 1 and machine mouth 2 are squeezed out, it is described
Framed 1 is installed on the machine mouth 2 by bolt；
Described framed 1 frame side 11 is built-in with the dampening system 13 soaked to the surface of the framed inside casing 12,
The dampening system 13 includes inlet 131, separating liquid item 132 and liquid outlet 133；
The inlet 131 and the liquid outlet 133 are opened in the framed outer surface, the separating liquid item respectively
132 frame-type along the frame side is arranged, and fountain solution enters from the inlet 131, shunts edge by the separating liquid item 132
The frame side frame-type distribution flowing in it is described it is framed in, most afterwards through the liquid outlet 133 flow out；
The separating liquid item 132 is provided with the wetting hole 134 on multiple surfaces for leading to the inside casing, and fountain solution flows through institute
When stating separating liquid item 132, the surface of the inside casing 12 is soaked by the wetting hole 134；
The machine mouth 2 includes changing diameter cylinder 21 and discharge port 22, and the inner cavity for changing diameter cylinder 21 is in flat horn-like, and in it
The width of chamber becomes larger along 22 direction of discharge port, and the height of inner cavity gradually becomes smaller along 22 direction of discharge port, described
The upper and lower end faces for changing the discharge port 22 of diameter cylinder 21 are symmetrically arranged at least a pair and divide trowel 23, the discharge port for changing diameter cylinder 21
Left and right ends in the middle part of be symmetrically arranged with a pair and divide trowel 23.
As shown in Figure 1-3, being provided with the dampening system 13 soaked to the pug green body squeezed out in framed 1, moisten
Wet liquid is water or oil, and fountain solution enters through inlet 131, by 132 diverted flow of separating liquid item in framed frame side 11, from
The outflow of liquid outlet 133 forms circulation, is provided with the wetting hole 134 for leading to 12 surface of inside casing on separating liquid item 132, flows through
Fountain solution penetrates into the pug billet surface in inside casing 12 by soaking hole 134, improves the lubricity of pug billet surface, reduces mud
Material base body and framed dry friction, reducing pug green body, to walk the easy plucking of material base body surface face under vacuum coarse, reduces pug base
Body and it is framed between abrasion, improve the final product quality for squeezing out adobe, reduce the short-tempered of adobe surface, while also extending framed 1
Service life.Framed 1 by master mold injection molding, and processing is simple.
In addition, changing 21 inner cavity of diameter cylinder in flat horn-like, the big port of lumen width is connected with extrusion framed 1, inner cavity
The small port of width is connect with vacuum-extruder, is compressed the cylindrical pug of vacuum-extruder spiral squeezing by changing diameter cylinder 21
It at ellipticity pug, and is gradually the width increase for changing 21 inner cavity of diameter cylinder by elliptical long diameter, short diameter changes in diameter cylinder 21
The height of chamber gradually becomes smaller, and the width for allowing for discharge port 22 in this way increases, and the cross-sectional area of discharge port 22 is also increase accordingly, will
Pug is provided with point trowel 23 and uniformly divides pug to each point for changing diameter cylinder 21, allow and change any position in diameter cylinder 21 to both sides point
Uniform pug has been set, ensure that the height of extruded velocity, extrusion pressure and consistency is consistent, thus can guarantee mud first
Material can smoothly squeeze out, can also to avoid because extrusion cross-sectional area is small and generate pug reflux and extrusion pressure unevenly and
The pug squeezed out is caused even to crack because shrinking uneven torsional deformation；Secondly, the ceramic plate width of production increases, correspondingly
The length on ground, ceramic plate can also increase, and according to length-width ratio, the straightness of sides of product is also easy to get control；Again, because squeeze out
Width increases, and the pug squeezed out in the unit time also increases, and improves production efficiency, also reduces production cost.And in reality
In production, specifically change diameter angle depending on the width of plate face, exists so width can also be squeezed out using the extruder mouth 2
The ceramic plate of the even more big specification of 600mm, and molding blank is more densely cross-linked, and surface flawless, product is not easy to crack, improves product
Quality and yield rate.
More preferably, described that 23 cross section of trowel is divided to be water-drop-shaped, and the tip of water-drop-shaped squeezes out direction phase towards with pug
Instead.In this way, first contacting the tip that water-drop-shaped divides trowel 23, it is easy to be separated, in this way may be used in pug extrusion process
To reduce the power consumption of extruder, while the design of water-drop-shaped, allow pug in a separate process can be abundant by stress therein
Release, and in tail portion, it can also be preferably closed, and be not in the adverse effects such as layering.And the design of water-drop-shaped, it can
To allow point trowel 23 closer to discharge port 22, and then shorten and change diameter tube length degree, can be further reduced because caused by cylinder arm resistance
Extruder power wastage.
It is more preferably, described that divide trowel 23 to protrude into the depth changed in diameter cylinder 21 adjustable.It thus can more easily basis
The extruded velocity, extrusion pressure and extrusion density etc. that squeeze out pug is adjusted in actual production.
More preferably, the inside casing is polygon, and the wetting hole 134 is set at the frame angle of the inside casing 2.Fountain solution warp
Wetting hole 134 at the frame angle of inside casing 12 is set to wetting infiltration is carried out at the frame angle of inside casing 12, is squeezing out pug green body
It is improved in the process with the lubricity of 12 inner wall of inside casing, reduces dry friction, improve the corner angle quality of finished product.
More preferably, the separating liquid item 132 is a plurality of.Separating liquid item 132 can be arranged according to framed length,
When with long length, separating liquid item 132 can be added, it is ensured that there is uniform and good wetting to imitate on the surface of pug green body
The reduction fountain solution exudation rate that fruit, separating liquid item 132 and wetting hole 134 should be suitable for when being arranged more, avoids pug green body
Moisture content increases.
More preferably, extrusion 14 of the separating liquid item 132 close to the vacuum-extruder.In extrusion 14 to mud
Material billet surface, which plays wetting, can smooth out the crackle that pug green body walks material appearance under vacuum, reduce the short-tempered of adobe, therefore,
It can be produced into original consideration from reduction, separating liquid item 132 is arranged close to extrusion 14.
More preferably, described framed 1 extrusion path length is 30-80mm.If framed 1 extrusion path length is less than
30mm is then easy to break framed 1 or stretch bending because the pug speed and pressure that squeeze out are all very big, existing framed 1 extrusion
Path length is generally no greater than 60mm, because generating friction, fever between 14 place wooden partition of pug and extrusion, makes the temperature of head
Degree increases, and to the pressure increase of extrusion 14, on the one hand will lead to that the original pug of pug cumulative water-oil ratio is aqueous to be lacked, with newly into
Pug mixing after squeeze out again, will lead to two kinds of pug moisture contents it is inconsistent and make squeeze out pug mobility it is extremely unstable, this
Sample is easy for the defects of generating side bending and warpage, but is provided with dampening system 13 in of the invention framed 1, makes pug and squeezes out
Friction, fever between 14 place wooden partitions of mouth all greatly reduce, and extend and squeeze out path length, make molding blank extrusion time more
It is long, molding effect more preferably, structure more consolidation.
More preferably, the surface of the inside casing 12 is being provided at the wetting hole 134 equipped with PA film.Adopt water as wetting
Tool PA film can be provided with when liquid at wetting hole 134, plastics PA has water imbibition, and wetability ensures to soak hole 134 right
When pug billet surface is soaked, pug can effectively be avoided to enter in wetting hole 134, avoid wetting hole 134 by mud
Material blocking, operates normally dampening system 13.
More preferably, the aperture in the wetting hole 134 is 0.5-1.5mm.Framed 1 difficulty of processing is big when aperture is too small, but
When excessive, wetting speed is too fast, will affect the moisture content of adobe, so that moulded pottery not yet put in a kiln to bake is easy to happen deformation, while may also influence base
The intensity of body.
More preferably, the flow in each wetting hole 134 is 0.5-1.0ml/s.The flow for soaking hole 134 can be according to vacuum
The vacuum degree of extruder, find time, the pressing-in force that the moisture content after pug vacuum and dampening system provide is arranged, general general
Through-flow magnitude is 0.5-1.0ml/s.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of extruder mouth for the vacuum-extruder that extrusion molding green body is closely knit, it is characterised in that: including squeezing out framed and machine
Mouthful, it is described framed the machine mouth to be installed on by bolt；
The framed frame side is built-in with the dampening system soaked to the surface of the framed inside casing, the dampening system
Including inlet, separating liquid item and liquid outlet；
The inlet and the liquid outlet are opened in the framed outer surface respectively, and the separating liquid item is along the frame side
Frame-type setting, fountain solution enters from the inlet, shunts the frame-type distribution along the frame side by the separating liquid item
Flow in it is described it is framed in, most flowed out afterwards through the liquid outlet；
The separating liquid item is provided with the wetting hole on multiple surfaces for leading to the inside casing, and fountain solution flows through the separating liquid
When, the surface of the inside casing is soaked by the wetting hole；
The machine mouth includes changing diameter cylinder and discharge port, and the inner cavity for changing diameter cylinder is in flat horn-like, and the width edge of its inner cavity
The discharge port direction becomes larger, and the height of inner cavity gradually becomes smaller along the discharge port direction, the discharge port for changing diameter cylinder
Upper and lower end faces be symmetrically arranged at least a pair and divide trowel.
2. the extruder mouth of the closely knit vacuum-extruder of extrusion molding green body according to claim 1, it is characterised in that: institute
Stating point trowel cross section is water-drop-shaped, and the tip of water-drop-shaped is contrary towards squeezing out with pug.
3. the extruder mouth of the closely knit vacuum-extruder of extrusion molding green body according to claim 1, it is characterised in that: institute
Stating point trowel, to protrude into the depth changed in diameter cylinder adjustable.
4. the extruder mouth of the closely knit vacuum-extruder of extrusion molding green body according to claim 1, it is characterised in that: institute
Stating inside casing is polygon, and the wetting hole is set at the frame angle of the inside casing.
5. the extruder mouth of the closely knit vacuum-extruder of extrusion molding green body according to claim 1, it is characterised in that: institute
It is a plurality of for stating separating liquid item.
6. the extruder mouth of the closely knit vacuum-extruder of extrusion molding green body according to claim 1, it is characterised in that: institute
Separating liquid item is stated close to the extrusion of the vacuum-extruder.
7. the extruder mouth of the closely knit vacuum-extruder of extrusion molding green body according to claim 1, it is characterised in that: institute
Stating framed extrusion path length is 30-80mm.
8. the extruder mouth of the closely knit vacuum-extruder of extrusion molding green body according to claim 1, it is characterised in that: institute
The surface for stating inside casing is being provided at the wetting hole equipped with PA film.
9. the extruder mouth of the closely knit vacuum-extruder of extrusion molding green body according to claim 1, it is characterised in that: institute
The aperture for stating wetting hole is 0.5-1.5mm.
10. the extruder mouth of the closely knit vacuum-extruder of extrusion molding green body according to claim 1, it is characterised in that:
The flow in each wetting hole is 0.5-1.0ml/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822549.9A CN105773794B (en) | 2014-12-23 | 2014-12-23 | A kind of extruder mouth for the vacuum-extruder that extrusion molding green body is closely knit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410822549.9A CN105773794B (en) | 2014-12-23 | 2014-12-23 | A kind of extruder mouth for the vacuum-extruder that extrusion molding green body is closely knit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105773794A CN105773794A (en) | 2016-07-20 |
| CN105773794B true CN105773794B (en) | 2019-03-01 |
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| CN201410822549.9A Expired - Fee Related CN105773794B (en) | 2014-12-23 | 2014-12-23 | A kind of extruder mouth for the vacuum-extruder that extrusion molding green body is closely knit |
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| CN107322766A (en) * | 2017-08-28 | 2017-11-07 | 天津宏辉创意科技有限公司 | A kind of novel extrusion brick mud cake extrusion molding apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2001129869A (en) * | 1999-08-25 | 2001-05-15 | Sekisui Chem Co Ltd | Continuous manufacturing method for resin orientated article |
| CN101049713B (en) * | 2007-04-28 | 2010-06-23 | 赵培龙 | Lubricating structure of forming adobe in machine of vacuum squeezing bricks |
| CN201179685Y (en) * | 2007-10-13 | 2009-01-14 | 西北民族大学 | Single-helix vacuum extrusion plaster hollow wall board shaping apparatus |
| CN201848911U (en) * | 2010-09-30 | 2011-06-01 | 陕西宝深机械(集团)有限公司 | Novel vacuum-extruder nose device |
| CN102335954B (en) * | 2011-09-27 | 2014-10-01 | 程永科 | Multifunctional hanging plate and split brick extrusion forming mold |
| CN203622611U (en) * | 2013-12-11 | 2014-06-04 | 协创机械（杭州）有限公司 | Waterway structure of vacuum extruder head |
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Address after: Room A401-7, Software Science Park, Shishan Town, Nanhai District, Foshan City, Guangdong Province (Building A, R&D Building) Patentee after: Foshan Baoshan Machinery Equipment Industry Intellectual Property Management Co., Ltd. Address before: Room A401-7, Software Science Park, Shishan Town, Nanhai District, Foshan City, Guangdong Province (Building A, R&D Building) Patentee before: FOSHAN BAOHANG MACHINERY EQUIPMENT INDUSTRY INTELLECTUAL PROPERTY SERVICES CO., LTD. |
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Effective date of registration: 20200409 Address after: No.9, 11, 13, 15, 17, 19, 1st floor, No.6 Road, Xiedai Bridge side, Guidan Avenue, Xiebian second industrial zone, Dali Town, Nanhai District, Foshan City, Guangdong Province Patentee after: Foshan Hongpeng Hydraulic Co., Ltd Address before: Room A401-7, Software Science Park, Shishan Town, Nanhai District, Foshan City, Guangdong Province (Building A, R&D Building) Patentee before: Foshan Baoshan Machinery Equipment Industry Intellectual Property Management Co., Ltd. |
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Granted publication date: 20190301 Termination date: 20201223 |