CN103786249A - High-pressure slurry injector with quick ceramic forming and die releasing functions - Google Patents
High-pressure slurry injector with quick ceramic forming and die releasing functions Download PDFInfo
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- CN103786249A CN103786249A CN201310674826.1A CN201310674826A CN103786249A CN 103786249 A CN103786249 A CN 103786249A CN 201310674826 A CN201310674826 A CN 201310674826A CN 103786249 A CN103786249 A CN 103786249A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/021—Feeding the unshaped material to moulds or apparatus for producing shaped articles by fluid pressure acting directly on the material, e.g. using vacuum, air pressure
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- Press-Shaping Or Shaping Using Conveyers (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
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Abstract
The invention discloses a high-pressure slurry injector with quick ceramic forming and diereleasing functions. The high-pressure slurry injector comprises a frame-shaped framework. A slide rail is arranged on the top of the framework, the framework is provided with a slide seat, a pressing die head is hoisted on the slide seat, a right half ceramic forming die and a left half ceramic forming die are respectively mounted on the pressing die head and a left-side support of the framework, a bottom die and a lifting cylinder are arranged below the left half ceramic forming die, a slurry injection system is mounted on a base of the framework, and a hydraulic integrated pump station is mounted on the right side of the framework. The high-pressure slurry injector is characterized in that a master pressurization cylinder and two auxiliary cylinders for opening and closing the dies are arranged between a right-side support of the framework and the pressing die head in a connected manner; the slurry injection system comprises a mud blank forming die, a pneumatic diaphragm pump and a slurry injection pipe, the forming dies are connected with one end of the slurry injection pipe, a high-pressure slurry storage tank is communicated with the other end of the slurry injection pipe, and an outlet of the pneumatic diaphragm pump is communicated with the high-pressure slurry storage tank via a slurry supply pipe B; the high-pressure slurry injector is provided with a pressurization device. The high-pressure slurry injector has the advantages that the dies can be closed accurately, the pressure is stable, the die releasing time is short, products are good in quality and high in qualified rate, and the high-pressure slurry injector is mainly used for manufacturing ceramic blanks.
Description
Technical field
The present invention relates to ceramic production device, especially a kind of rapid shaping release ceramic high-pressure grout injector.
Background technology
In current domestic Production of Ceramics processing, mainly take manual slip casting as main, production efficiency is low, and labor strength is large, and product quality is difficult to improve grade.High-pressure grout injector take Germany as main production successfully replaces artificial slip casting in the world, has domesticly started to introduce this grouting equipment.But this device structure is very complicated, and cost is high, and bid is higher, and have following shortcoming: adopt single oil cylinder to carry out folding and the compaction mold of mould, closing precision is not high, affects the molded surface quality of moulded pottery not yet put in a kiln to bake, pressure is limited, unstable simultaneously.Particularly in the use procedure of this equipment, find that the filling system in this equipment is to adopt membrane pump to lead to shaping mould by Grouting Pipe to pressurize for slurry, have plenty of and adopt the slurry can of frame top to rely on gravity naturally to pressurize for slurry, these two kinds supply slurry mode grouting pressure all to be less than 1MPa.This mud in shaping mould near mould pressurizing moulding.This single moulding pressuring method is found in research, and moulded pottery not yet put in a kiln to bake shaping speed is slow, generally wants 20-40 minutes, affects demould time, and moulded pottery not yet put in a kiln to bake water content is higher, yield rate low (only 70%), and product density is low, and intensity is low, and regularity is poor.
Summary of the invention
Object of the present invention will solve exactly existing high-pressure grout injector and adopt single cylinder to carry out folding compaction mold, closing precision is poor, affect moulded pottery not yet put in a kiln to bake molded surface quality, pressure transient and filling system pressure are little, cause moulded pottery not yet put in a kiln to bake shaping speed slow, moulded pottery not yet put in a kiln to bake water content is high, and yield rate is low, the problems such as poor product quality, provide a kind of rapid shaping release ceramic high-pressure grout injector.
Concrete scheme of the present invention is: a kind of rapid shaping release ceramic high-pressure grout injector, there is shaped as frame frame, the top of frame is provided with slide rail and is furnished with sliding seat, on sliding seat, be lifted with pressing die head, on pressing die head and frame left side brackets two opposite faces, correspondence is provided with partly right and left half forming process of ceramics mould, below left half forming process of ceramics mould, bed die and hoist cylinder are housed, on the base of frame, filling system is installed, and on the right side of frame, Hydraulic integration pumping plant is installed, it is characterized in that: between frame right side support and pressing die head, be connected the auxiliary oil cylinder that pressurization master cylinder and two open-close modules are housed, described filling system includes moulded pottery not yet put in a kiln to bake shaping mould and pneumatic diaphragm pump and Grouting Pipe, pneumatic diaphragm pump entrance point is communicated with slurry tank by flow inlet A, and on flow inlet A, stop valve is installed, one end of described Grouting Pipe connects into pattern, and the other end is communicated with a high pressure slurry can, and described pneumatic diaphragm delivery side of pump is communicated with high pressure slurry can by flow inlet B, be equipped with a set of pressue device, this device includes hydraulic jack and hydraulic pump and slip casting pressurizer, slip casting pressurizer has cylinder body and slip casting piston, and slip casting piston docks with the piston head of hydraulic jack, offers grouting port and connect high pressure slurry can by pressure inlet on the cylinder body of slip casting pressurizer.
Described in the present invention, two auxiliary oil cylinders are that the both sides that are positioned at master cylinder are arranged.
In the present invention, be lifted with an adjusting screw(rod) in the right part of described sliding seat, in pressing die head right upper portion, adjusting bearing be housed, regulate bearing to be connected by a pair of adjusting nut with adjusting screw(rod), to facilitate the perpendicularity that regulates pressing die head.
High pressure slurry can described in the present invention in filling system is to be provided with in frame left side brackets.
The height of the setting height(from bottom) >=forming process of ceramics mould of the high pressure slurry can described in the present invention in filling system on support.
Operation principle of the present invention is: referring to Fig. 1,2, the right side half forming process of ceramics mould 25 that first two of left and right of startup auxiliary oil cylinder 17 pushes on die head 22 closes up with left half forming process of ceramics mould 28, restarts hoist cylinder 26 jack-up bed dies 27, completes matched moulds.Then start filling system work, first start pneumatic diaphragm pump 5 mud preparing is pumped to from slurry tank 7 in high pressure slurry can 8, fill for subsequent use.While producing moulded pottery not yet put in a kiln to bake, pneumatic diaphragm pump 5 continues to high pressure slurry can 8 for slurry, mud in high pressure slurry can is to filling mud in shaping mould 1 chamber, pressue device pumpback mud is in cylinder body 10 simultaneously, after shaping mould 1 cavity low pressure (maximum pressure of pneumatic diaphragm pump) is full of, close stop valve 4, start master cylinder 18 high pressure and compress left and right two halves forming process of ceramics mould 28 and 25, primer fluid compressing cylinder 12 simultaneously, pressure with 20MPa supplements mud by high pressure slurry can 8 to shaping mould 1 chamber inner high voltage, after abundance, stop pressurization, after 3-5 minutes, starting two auxiliary oil cylinders retreats, can take out moulding moulded pottery not yet put in a kiln to bake and enter subsequent handling.
The present invention is simple in structure, and low cost of manufacture is easy and simple to handle, automaticity is high, and three cylinder matched moulds pressing mold substeps carry out, and closing precision is high, pressure stability, filling system pressure is large, and shaping speed is fast, be only 3-5 minutes, demould time is short, and moulded pottery not yet put in a kiln to bake water content is low, product density and intensity significantly improve, surface smoothness is high, and presentation quality is good, and product percent of pass is up to more than 96%.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present invention;
Fig. 2 is the A-A schematic diagram of Fig. 1.
In figure: 1-left side brackets, 2-Grouting Pipe, 3-flow inlet B, 4-stop valve, 5-pneumatic diaphragm pump, 6-flow inlet A, 7-slurry tank, 8-high pressure slurry can, 9-pressure inlet, 10-cylinder body, 11-slip casting piston, 12-hydraulic jack, 13-hydraulic pump, 14-frame, 15-right side support, 16-Hydraulic integration pumping plant, 17-auxiliary oil cylinder, 18-master cylinder, 19-adjusting bearing, 20-adjusting nut, 21-adjusting screw(rod), 22-pressing die head, 23-sliding seat, 24-guide rail, 25-right half forming process of ceramics mould, 26-hoist cylinder, 27-bed die, 28-left half forming process of ceramics mould.
The specific embodiment
Referring to Fig. 1, 2, the present invention has shaped as frame frame, the top of frame 14 is provided with slide rail 24 and is furnished with sliding seat 23, on sliding seat 23, be lifted with pressing die head 22, on pressing die head 22 and 1 liang of opposite face of frame left side brackets, correspondence is provided with partly right and left half forming process of ceramics mould 25 and 28, bed die 27 and hoist cylinder 26 are housed below left half forming process of ceramics mould 28, on the base 14 of frame 14, filling system is installed, and on the right side of frame 14, Hydraulic integration pumping plant 16 is installed, particularly: between frame 14 right side supports 15 and pressing die head 22, be connected the auxiliary oil cylinder 17 that pressurization master cylinder 18 and two open-close modules are housed, described filling system comprises and includes moulded pottery not yet put in a kiln to bake shaping mould and pneumatic diaphragm pump 5 and Grouting Pipe 2, pneumatic diaphragm pump 5 entrance points are communicated with slurry tank 7 by flow inlet A6, and stop valve 4 is installed on flow inlet A6, one end of described Grouting Pipe 2 connects into pattern, and the other end is communicated with a high pressure slurry can 8, and the outlet of described pneumatic diaphragm pump 5 is communicated with high pressure slurry can 8 by flow inlet B3, be equipped with a set of pressue device, this device includes hydraulic jack 12 and hydraulic pump 13 and slip casting pressurizer, slip casting pressurizer has cylinder body 10 and slip casting piston 11, slip casting piston 11 docks with the piston head of hydraulic jack 12, offers grouting port and connect high pressure slurry can 8 by pressure inlet 9 on the cylinder body 10 of slip casting pressurizer.
Described in the present embodiment, two auxiliary oil cylinders 17 are that the both sides that are positioned at master cylinder 18 are arranged.
In the present embodiment, be lifted with an adjusting screw(rod) 21 in the right part of described sliding seat 23, be equipped with and regulate bearing 19 in pressing die head 22 right upper portion, regulate bearing 19 to be connected by a pair of adjusting nut 20 with adjusting screw(rod) 21, to facilitate the perpendicularity that regulates pressing die head.
High pressure slurry can 8 described in the present embodiment in filling system is to be provided with in frame 14 left side brackets 15.
The setting height(from bottom) of high pressure slurry can 8 described in the present embodiment in filling system on support be best >=height of forming process of ceramics mould.
Claims (5)
1. a rapid shaping release ceramic high-pressure grout injector, there is shaped as frame frame, the top of frame is provided with slide rail and is furnished with sliding seat, on sliding seat, be lifted with pressing die head, on pressing die head and frame left side brackets two opposite faces, correspondence is provided with partly right and left half forming process of ceramics mould, below left half forming process of ceramics mould, bed die and hoist cylinder are housed, on the base of frame, filling system is installed, and on the right side of frame, Hydraulic integration pumping plant is installed, it is characterized in that: between frame right side support and pressing die head, be connected the auxiliary oil cylinder that pressurization master cylinder and two open-close modules are housed, described filling system includes moulded pottery not yet put in a kiln to bake shaping mould and pneumatic diaphragm pump and Grouting Pipe, pneumatic diaphragm pump entrance point is communicated with slurry tank by flow inlet A, and on flow inlet A, stop valve is installed, one end of described Grouting Pipe connects into pattern, and the other end is communicated with a high pressure slurry can, and described pneumatic diaphragm delivery side of pump is communicated with high pressure slurry can by flow inlet B, be equipped with a set of pressue device, this device includes hydraulic jack and hydraulic pump and slip casting pressurizer, slip casting pressurizer has cylinder body and slip casting piston, and slip casting piston docks with the piston head of hydraulic jack, offers grouting port and connect high pressure slurry can by pressure inlet on the cylinder body of slip casting pressurizer.
2. a kind of rapid shaping release ceramic high-pressure grout injector according to claim 1, is characterized in that: described two auxiliary oil cylinders are that the both sides that are positioned at master cylinder are arranged.
3. a kind of rapid shaping release ceramic high-pressure grout injector according to claim 1, it is characterized in that: be lifted with an adjusting screw(rod) in the right part of described sliding seat, in pressing die head right upper portion, adjusting bearing is housed, regulates bearing to be connected by a pair of adjusting nut with adjusting screw(rod).
4. a kind of rapid shaping release ceramic high-pressure grout injector according to claim 1, is characterized in that: the high pressure slurry can in described filling system is to be provided with in frame left side brackets.
5. a kind of rapid shaping release ceramic high-pressure grout injector according to claim 4, is characterized in that: the height of the setting height(from bottom) >=forming process of ceramics mould of the high pressure slurry can in described filling system on support.
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| CN201310674826.1A CN103786249B (en) | 2013-12-13 | 2013-12-13 | A kind of rapid shaping release ceramic high-pressure grout injector |
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| CN201310674826.1A CN103786249B (en) | 2013-12-13 | 2013-12-13 | A kind of rapid shaping release ceramic high-pressure grout injector |
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| CN103786249A true CN103786249A (en) | 2014-05-14 |
| CN103786249B CN103786249B (en) | 2015-11-25 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104290174A (en) * | 2014-10-16 | 2015-01-21 | 佛山市高明安华陶瓷洁具有限公司 | Longitudinal extrusion forming high-pressure grouting device and high-pressure grouting production technique thereof |
| CN104999554A (en) * | 2015-07-09 | 2015-10-28 | 佛山市顺德区乐华陶瓷洁具有限公司 | Ceramic grout injector capable of hiding blow-off pipe of pedestal pan |
| CN105459246A (en) * | 2014-09-11 | 2016-04-06 | 广东松发陶瓷股份有限公司 | High-pressure grouting forming machine for household porcelain |
| CN106239712A (en) * | 2016-08-19 | 2016-12-21 | 九牧厨卫股份有限公司 | A kind of vertical high voltage casting machine releasing process |
| CN107322781A (en) * | 2017-08-04 | 2017-11-07 | 唐山贺祥机电股份有限公司 | The jacking mechanism and forming machine of high-pressure slurry-injection forming machine |
| CN107859295A (en) * | 2017-10-16 | 2018-03-30 | 四川建筑职业技术学院 | A kind of combined small single cylinder machinery slip casting machine |
| CN109176829A (en) * | 2018-09-30 | 2019-01-11 | 潮州市联源陶瓷制作有限公司 | It is a kind of to be molded into pulp grinder for the folded of household porcelain production |
| CN110640869A (en) * | 2019-11-25 | 2020-01-03 | 佛山市南海鑫隆机工机械有限公司 | High-pressure grouting machine capable of changing mold locking force in real time and pressure regulating method thereof |
| CN111037709A (en) * | 2019-12-20 | 2020-04-21 | 广东皓达科技有限公司 | High-pressure grouting machine |
| CN111232818A (en) * | 2020-03-26 | 2020-06-05 | 唐山贺祥机电股份有限公司 | Side form hoist and mount locking device |
| CN112297212A (en) * | 2020-09-25 | 2021-02-02 | 桐乡市钟大建材有限公司 | Production system of high-strength concrete prefabricated part |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4037258A1 (en) * | 1989-11-24 | 1991-05-29 | Asea Brown Boveri | Complicated metal or ceramic component prodn. - by vacuum slip casting of thixotropic powder slip |
| JPH05111906A (en) * | 1991-10-22 | 1993-05-07 | Inax Corp | Slurry pressurizing mechanism for pressure cast molding device |
| CN101863070A (en) * | 2010-04-29 | 2010-10-20 | 唐山贺祥集团有限公司 | Suspension type full-automatic high-pressure forming machine with adjusting device |
| CN201645602U (en) * | 2010-04-29 | 2010-11-24 | 唐山贺祥集团有限公司 | Suspension type full-automatic high pressure moulding machine with adjusting device |
| CN202607793U (en) * | 2012-04-23 | 2012-12-19 | 重庆中轻装备有限公司 | Slurry injection mechanism for ceramic production line |
| CN102837358A (en) * | 2012-09-04 | 2012-12-26 | 唐山贺祥机电股份有限公司 | Overturning-type full automatic closestool high-pressure molding machine with overturning protective device |
-
2013
- 2013-12-13 CN CN201310674826.1A patent/CN103786249B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4037258A1 (en) * | 1989-11-24 | 1991-05-29 | Asea Brown Boveri | Complicated metal or ceramic component prodn. - by vacuum slip casting of thixotropic powder slip |
| JPH05111906A (en) * | 1991-10-22 | 1993-05-07 | Inax Corp | Slurry pressurizing mechanism for pressure cast molding device |
| CN101863070A (en) * | 2010-04-29 | 2010-10-20 | 唐山贺祥集团有限公司 | Suspension type full-automatic high-pressure forming machine with adjusting device |
| CN201645602U (en) * | 2010-04-29 | 2010-11-24 | 唐山贺祥集团有限公司 | Suspension type full-automatic high pressure moulding machine with adjusting device |
| CN202607793U (en) * | 2012-04-23 | 2012-12-19 | 重庆中轻装备有限公司 | Slurry injection mechanism for ceramic production line |
| CN102837358A (en) * | 2012-09-04 | 2012-12-26 | 唐山贺祥机电股份有限公司 | Overturning-type full automatic closestool high-pressure molding machine with overturning protective device |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459246A (en) * | 2014-09-11 | 2016-04-06 | 广东松发陶瓷股份有限公司 | High-pressure grouting forming machine for household porcelain |
| CN104290174A (en) * | 2014-10-16 | 2015-01-21 | 佛山市高明安华陶瓷洁具有限公司 | Longitudinal extrusion forming high-pressure grouting device and high-pressure grouting production technique thereof |
| CN104999554A (en) * | 2015-07-09 | 2015-10-28 | 佛山市顺德区乐华陶瓷洁具有限公司 | Ceramic grout injector capable of hiding blow-off pipe of pedestal pan |
| CN106239712A (en) * | 2016-08-19 | 2016-12-21 | 九牧厨卫股份有限公司 | A kind of vertical high voltage casting machine releasing process |
| CN107322781A (en) * | 2017-08-04 | 2017-11-07 | 唐山贺祥机电股份有限公司 | The jacking mechanism and forming machine of high-pressure slurry-injection forming machine |
| CN107859295A (en) * | 2017-10-16 | 2018-03-30 | 四川建筑职业技术学院 | A kind of combined small single cylinder machinery slip casting machine |
| CN109176829A (en) * | 2018-09-30 | 2019-01-11 | 潮州市联源陶瓷制作有限公司 | It is a kind of to be molded into pulp grinder for the folded of household porcelain production |
| CN110640869A (en) * | 2019-11-25 | 2020-01-03 | 佛山市南海鑫隆机工机械有限公司 | High-pressure grouting machine capable of changing mold locking force in real time and pressure regulating method thereof |
| CN111037709A (en) * | 2019-12-20 | 2020-04-21 | 广东皓达科技有限公司 | High-pressure grouting machine |
| CN111232818A (en) * | 2020-03-26 | 2020-06-05 | 唐山贺祥机电股份有限公司 | Side form hoist and mount locking device |
| CN112297212A (en) * | 2020-09-25 | 2021-02-02 | 桐乡市钟大建材有限公司 | Production system of high-strength concrete prefabricated part |
| CN112297212B (en) * | 2020-09-25 | 2022-02-15 | 桐乡市钟大建材有限公司 | Production system of high-strength concrete prefabricated part |
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| CN103786249B (en) | 2015-11-25 |
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Address after: 438200 Hongshan Industrial Park, Xishui Economic Development Zone, Huanggang, Hubei, China Patentee after: Hubei Xishui klimens machinery Limited by Share Ltd Address before: 438200 Hongshan Industrial Park, Xishui, Hubei, Huanggang, China Patentee before: HUBEI XISHUI KEMEI MACHINERY CO., LTD. |