CN103847017A - Efficient exhaust isostatic-pressing dual-function ceramic tile die - Google Patents

Efficient exhaust isostatic-pressing dual-function ceramic tile die Download PDF

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Publication number
CN103847017A
CN103847017A CN201410093630.8A CN201410093630A CN103847017A CN 103847017 A CN103847017 A CN 103847017A CN 201410093630 A CN201410093630 A CN 201410093630A CN 103847017 A CN103847017 A CN 103847017A
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China
Prior art keywords
piston boit
difunctional
hole
patrix
static pressure
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CN201410093630.8A
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CN103847017B (en
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陈特夫
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FOSHAN SHIWAN CERAMIC INDUSTRY INSTITUTE Co Ltd
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FOSHAN SHIWAN CERAMIC INDUSTRY INSTITUTE Co Ltd
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Publication of CN103847017A publication Critical patent/CN103847017A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00Moulds; Cores; Mandrels
    • B28B7/40Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material
    • B28B7/44Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for treating with gases or degassing, e.g. for de-aerating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00Moulds; Cores; Mandrels
    • B28B7/0002Auxiliary parts or elements of the mould
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00Moulds; Cores; Mandrels
    • B28B7/0002Auxiliary parts or elements of the mould
    • B28B7/0008Venting channels, e.g. to avoid vacuum during demoulding or allowing air to escape during feeding, pressing or moulding

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

The invention discloses an efficient exhaust isostatic-pressing dual-function ceramic tile die. The efficient exhaust isostatic-pressing dual-function ceramic tile die comprises an upper die and a lower die, wherein the upper die is provided with multiple through holes, each through hole is internally provided with a piston pillar which can float in the through hole in a reciprocating way, and movable ventilating gaps are reserved between the through holes and the piston pillars; the periphery of the lower die is connected with the upper die through screws, and oil cavities are arranged among the lower die, the piston pillars and the upper die; the tail ends of the piston pillars are provided with clamping blocks, the clamping blocks are positioned in the oil cavities, and floating ranges of the piston pillars in the through holes are limited by the clamping blocks; one circumferences of opposite surfaces of the upper die and the lower die and the tail ends, which are close to the clamping blocks, of the piston pillars are provided with sealing rings; the upper die is provided with air passages, and the air passages are communicated with the movable ventilating gaps reserved between the through holes and the piston pillars. The efficient exhaust isostatic-pressing dual-function ceramic tile die, which is capable of increasing the tile pressing speed and the isostatic pressing effect, disclosed by the invention has the advantages that the structure is simple, and the production efficiency is obviously ensured.

Description

The difunctional tile moulds of static pressure such as a kind of high-efficiency exhaust
Technical field
The present invention relates to a kind of tile mould, relate in particular to the difunctional tile mould of the static pressure such as a kind of high-efficiency exhaust.
Background technology
Ceramic tile molding die is the industrial visual plant of Ceramic Tiles, Ceramic Tiles is powder moulding, in the time that brick is beaten in matched moulds compacting, inner air is difficult to timely eliminating, some mould is provided with special steam vent for this reason, but effect is not remarkable, thereby is prone to adobe layering, or it is not high to press brick speed to carry, and affects production efficiency.
In addition, because powder is filled not necessarily evenly in die cavity, it is also inhomogeneous that the difference of each dot density makes it compressing adobe density, and distortion and crackle appear in the ceramic tile dimension low precision after firing, and yield rate is on the low side.
Summary of the invention
The object of the invention is to propose the difunctional tile moulds of static pressure such as a kind of high-efficiency exhaust that improves pressure brick speed and effect such as static pressure such as grade, simple in structure, significantly improve production efficiency.
For reaching this object, the present invention by the following technical solutions:
The difunctional tile moulds of static pressure such as a kind of high-efficiency exhaust, comprise upper die and lower die;
Described patrix is provided with multiple through holes, in each described through hole, be provided with can be in described through hole reciprocal unsteady piston boit, between described through hole and described piston boit, leave movable airspace;
The surrounding of described counterdie is connected with described patrix by screw, between described counterdie, piston boit and patrix, is provided with oil pocket;
The end of described piston boit is provided with fixture block, and described fixture block is positioned at described oil pocket and limits the domain of walker of described piston boit at through hole;
Within one week of the opposite face of described patrix and described counterdie, be provided with sealing ring with described piston boit near the end of described fixture block;
Described patrix is provided with air flue, and this air flue is connected with the movable airspace leaving between described through hole and described piston boit.
Described piston boit is provided with the passage that runs through described piston boit both sides communicating with described air flue, the side of described piston boit within one week, be provided with a groove, the center of described groove is consistent with the center of the passage of described piston boit, and described groove communicates with described passage.
The concave surface width of described groove is greater than the diameter of described passage.
Within one week of the opposite face of described patrix and described counterdie, be all at least provided with 1 sealing ring with described piston boit near the end of described fixture block.
In the shape of described piston boit upper segment 5-10mm inner rim and ceramic tile shading lattice, profile matches.
The width of described movable airspace is 0.1-0.5mm.And the movable airspace leaving between piston boit and through hole should be as far as possible little, ensure that piston boit can be freely up and down.
Described through hole is square top and round bottom hole, and the bottom of described piston boit is column type, and the pressure brick surface on the top of described piston boit is square.
Described oil pocket is provided with fuel feed hole and oil outlet.
Sealing ring between described patrix and described counterdie is arranged on the inner side of described screw.Screw is arranged on outside the circle of sealing ring, and therefore screw can not have influence on the sealing of oil pocket.
The pressed surface of described patrix and described piston boit is provided with pu glue-line.
Beneficial effect of the present invention: 1, simplify exhaust structure, do not need the air cleft that separately begins to rehearse; 2, leaving area increases, and high-efficiency exhaust improves and presses brick speed, boosts productivity; 3, etc. static pressure oil promotes piston boit and floats and put forward high hydrostatic pressure effect, keeps brick face smooth attractive in appearance; 4, the eliminating of floating and being also conducive to stitch inner product press-powder material of piston boit, significantly improves production efficiency and unfired brick quality.
Brief description of the drawings
Fig. 1 is the vertical cross-section structural representation of one embodiment of the present of invention;
Fig. 2 is the structural representation of a kind of embodiment of the present invention.
Wherein: patrix 1, counterdie 2, piston boit 3, screw 11, through hole 13, oil pocket 21, fixture block 31, sealing ring 4, the air flue 5 in patrix, groove 51, the passage 52 in piston boit, pu glue-line 6.
Detailed description of the invention
Further illustrate technical scheme of the present invention below in conjunction with accompanying drawing and by detailed description of the invention.
As Fig. 1, the difunctional tile mould of the static pressure such as a kind of high-efficiency exhaust, comprises patrix 1 and counterdie 2;
Described patrix 1 is provided with multiple through holes 13, is provided with and can, at the interior back and forth unsteady piston boit 3 of described through hole 13, between described through hole 13 and described piston boit 3, leaves movable airspace in each described through hole 13;
The surrounding of described counterdie 2 is connected with described patrix 1 by screw 11, between described counterdie 2, piston boit 3 and patrix 1, is provided with oil pocket 21;
The end of described piston boit 3 is provided with fixture block 31, and described fixture block 31 is positioned at described oil pocket 21 and limits the domain of walker of described piston boit 3 at through hole 13;
Within one week of the opposite face of described patrix 1 and described counterdie 2, be provided with sealing ring 4 with described piston boit 3 near the end of described fixture block 31;
Described patrix 1 is provided with air flue 5, and this air flue 5 is connected with the movable airspace leaving between described through hole 13 and described piston boit 3.
The movable airspace that piston boit 3 and through hole 13 leave plays the effect of exhaust, and while making to suppress, inner air can be got rid of in time, improves and presses brick speed, and exhaust passage is arranged in piston boit 3 peripheries can simplify exhaust structure, does not need separately to begin to rehearse air cleft.In addition, patrix 1 is provided with piston boit 3 transverse air channel 5 communicating, and air flue 5 joins with source of the gas, can press brickwork order and require venting in timing manner to discharge the dust that enters movable airspace, can effectively prevent that dust is blocked in movable airspace.Exhaust gumming simple in structure, does not need complicated air valve automatic control system.
Sealing ring 4 be arranged on patrix 1 and counterdie 2 one week of opposite face and the movable airspace of piston boit 3 and patrix 1 in, can form the space of a sealing, avoid leakage of oil, guarantee the sealing of oil pocket 21, make the interior pressure of oil pocket 21 stable.In the oil pocket 21 of piston boit 3 ends in sealing, when compacting, the interior oil pressure of oil pocket 21 is certain, according to fluid mechanics principle, its pressure size is constant and pass to adobe by multiple piston boits 3 equably, and pressure is consistent, the consistent in density that makes adobe, reaches homogeneous, improves the properties of product of ceramic tile.
Described piston boit 3 is provided with the passage 52 that runs through described piston boit 3 both sides communicating with described air flue 5, the side of described piston boit 3 within one week, be provided with a groove 51, described groove 51 center is consistent with the passage 52 center of described piston boit, and described groove 51 communicates with described passage 52.
Groove 51 is conducive to powder and enters as early as possible extending space, avoids movable airspace to stop up, meanwhile, groove 51 the leaving area that has increased mould is set, the powder of accumulation is more easily excluded faster.Piston boit 3 arranges the passage 52 of sending out, and die venting area is enlarged markedly, and presses brick speed thereby improve, and significantly improves productivity ratio, the eliminating of floating and being also conducive to stitch interior accumulation powder of piston boit 3.
The concave surface width of described groove 51 is greater than the diameter of described passage 52.
From the vertical cross-section of piston boit 5, the combination of passage 52 and groove 51 is dumbbell shaped, there is the structure at wide mouthful of two ends, the structure that two ends are wide mouthful has guaranteed that piston boit 3 passage 52 in piston boit 3 in the time fluctuating still can be connected with the air flue of patrix 15, can ventilate smoothly and discharge the dust that enters gap.
Within one week of the opposite face of described patrix 1 and described counterdie 2, be all at least provided with 1 sealing ring 4 with described piston boit 3 near the end of described fixture block 31.
The opposite face of patrix 1 and counterdie 2 within one week, be all at least provided with 1 sealing ring 4 with piston boit 3 near the end of fixture block 31, can guarantee the sealing of oil pocket 21, prevent leakage of oil.
In the shape of described piston boit 3 upper segment 5-10mm inner rims and ceramic tile shading lattice, profile matches.
In piston boit 3 upper segment 5-10mm inner rim shapes and ceramic tile shading lattice, profile matches, and strengthens the ornamental of ceramic tile shading, makes the shading of ceramic tile also have certain aesthetic property.
The width of described movable airspace is 0.1-0.5mm.And the free gap of leaving between piston boit 3 and through hole 13 should be as far as possible little, ensure that piston boit 3 can be freely up and down.
Described through hole is square top and round bottom hole, and the bottom of described piston boit is column type, and the pressure brick surface on the top of described piston boit is square.
The bottom of piston boit 3 is column type, and the piston boit 3 of column type can reduce the mechanical damage that piston boit 3 causes sealing ring 4 in the time floating, and guarantees the sealing of oil pocket 21.The pressed surface of through hole 13 and piston boit is square, when compacting, makes ceramic tile bottom have the shading grid of certain aesthetic property.
Described oil pocket 21 is provided with fuel feed hole and oil outlet.
More optimizedly, when oil pocket 21 not oiling, the fixture block of piston boit 3 31 is interior spacing motionless at oil pocket 21, can make single exhaust mould and use.Otherwise, when air flue 5 is closed stuffiness, can make single isostatic mold and use.
Sealing ring 4 between described patrix 1 and described counterdie 2 is arranged on the inner side of described screw 11.Screw 11 is arranged on outside the circle of sealing ring 4, and therefore screw 11 can not have influence on the sealing of oil pocket 21.
The pressed surface of described patrix 1 and described piston boit 3 is provided with pu glue-line 6.
The pressed surface of patrix 1 and piston boit 3 directly contacts with powder or adobe, is provided with pu glue-line 6 and can avoids powder to stick on the upper surface of patrix 1 and piston boit 3 in the time of compacting, to obtain smooth adobe shading face.
Know-why of the present invention has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present invention, and can not be interpreted as by any way limiting the scope of the invention.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, within these modes all will fall into protection scope of the present invention.

Claims (10)

1. the difunctional tile mould of static pressure such as high-efficiency exhaust, is characterized in that: comprise upper die and lower die;
Described patrix is provided with multiple through holes, in each described through hole, be provided with can be in described through hole reciprocal unsteady piston boit, between described through hole and described piston boit, leave movable airspace;
The surrounding of described counterdie is connected with described patrix by screw, between described counterdie, piston boit and patrix, is provided with oil pocket;
The end of described piston boit is provided with fixture block, and described fixture block is positioned at described oil pocket and limits the domain of walker of described piston boit at through hole;
Within one week of the opposite face of described patrix and described counterdie, be provided with sealing ring with described piston boit near the end of described fixture block;
Described patrix is provided with air flue, and this air flue is connected with the movable airspace leaving between described through hole and described piston boit.
2. the difunctional tile mould of static pressure such as high-efficiency exhaust according to claim 1, it is characterized in that: described piston boit is also provided with the passage of the both sides of running through described piston boit, the side of described piston boit within one week, be provided with a groove, the center of described groove is consistent with the center of the passage of described piston boit, and described groove communicates with described passage.
3. the difunctional tile mould of static pressure such as high-efficiency exhaust according to claim 2, is characterized in that: the concave surface width of described groove is greater than the diameter of described passage.
4. the difunctional tile mould of static pressure such as high-efficiency exhaust according to claim 1, is characterized in that: one week of the opposite face of described patrix and described counterdie and described piston boit are all at least provided with 1 sealing ring near the end of described fixture block.
5. the difunctional tile mould of static pressure such as high-efficiency exhaust according to claim 1, is characterized in that: in the shape of described piston boit upper segment 5-10mm inner rim and ceramic tile shading lattice, profile matches.
6. the difunctional tile mould of static pressure such as high-efficiency exhaust according to claim 1, is characterized in that: the width of described movable airspace is 0.1-0.5mm.
7. the difunctional tile mould of static pressure such as high-efficiency exhaust according to claim 1, is characterized in that: described through hole is square top and round bottom hole, and the bottom of described piston boit is column type, and the pressure brick surface on the top of described piston boit is square.
8. the difunctional tile mould of static pressure such as high-efficiency exhaust according to claim 1, is characterized in that: described oil pocket is provided with fuel feed hole and oil outlet.
9. the difunctional tile mould of static pressure such as high-efficiency exhaust according to claim 1, is characterized in that: the sealing ring between described patrix and described counterdie is arranged on the inner side of described screw.
10. the difunctional tile mould of static pressure such as high-efficiency exhaust according to claim 1, is characterized in that: the pressed surface of described patrix and described piston boit is provided with pu glue-line.
CN201410093630.8A 2014-03-13 2014-03-13 The difunctional tile mould of a kind of high-efficiency exhaust isostatic pressed Active CN103847017B (en)

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Application Number Priority Date Filing Date Title
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CN103847017B CN103847017B (en) 2016-02-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106292761A (en) * 2015-06-08 2017-01-04 佛山市恒力泰机械有限公司 The control method of a kind of ceramic powder hydraulic pressure automatic pressing machine aerofluxus and device
CN116950643A (en) * 2023-09-19 2023-10-27 中海油田服务股份有限公司 Circuit framework structure of logging while drilling instrument

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2477339Y (en) * 2001-07-19 2002-02-20 佛山市石湾镇陶瓷工业研究所 Ceramic tile exhaust die
CN2799209Y (en) * 2005-05-31 2006-07-26 周文鹏 Isopiestic mold core structure
CN2925817Y (en) * 2006-07-13 2007-07-25 李志健 Isobaric static-pressure exhaust mold core
CN200967234Y (en) * 2006-07-13 2007-10-31 李志健 Structure improvement for isostatic pressing discharging mould core
CN203062928U (en) * 2013-02-02 2013-07-17 周文鹏 Movable thimble ceramic tile forming and exhaust mold
CN203697219U (en) * 2014-03-13 2014-07-09 佛山市石湾陶瓷工业研究所有限公司 Efficient exhaust and isostatic pressingdual-functionceramic tile die

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2477339Y (en) * 2001-07-19 2002-02-20 佛山市石湾镇陶瓷工业研究所 Ceramic tile exhaust die
CN2799209Y (en) * 2005-05-31 2006-07-26 周文鹏 Isopiestic mold core structure
CN2925817Y (en) * 2006-07-13 2007-07-25 李志健 Isobaric static-pressure exhaust mold core
CN200967234Y (en) * 2006-07-13 2007-10-31 李志健 Structure improvement for isostatic pressing discharging mould core
CN203062928U (en) * 2013-02-02 2013-07-17 周文鹏 Movable thimble ceramic tile forming and exhaust mold
CN203697219U (en) * 2014-03-13 2014-07-09 佛山市石湾陶瓷工业研究所有限公司 Efficient exhaust and isostatic pressingdual-functionceramic tile die

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106292761A (en) * 2015-06-08 2017-01-04 佛山市恒力泰机械有限公司 The control method of a kind of ceramic powder hydraulic pressure automatic pressing machine aerofluxus and device
CN106292761B (en) * 2015-06-08 2019-02-15 佛山市恒力泰机械有限公司 A kind of control method and device of the hydraulic automatic pressing machine exhaust of ceramic powder
CN116950643A (en) * 2023-09-19 2023-10-27 中海油田服务股份有限公司 Circuit framework structure of logging while drilling instrument
CN116950643B (en) * 2023-09-19 2023-11-17 中海油田服务股份有限公司 Circuit framework structure of logging while drilling instrument

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