CN216760308U - High-pressure forming slurry supply system - Google Patents
High-pressure forming slurry supply system Download PDFInfo
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- CN216760308U CN216760308U CN202123280930.1U CN202123280930U CN216760308U CN 216760308 U CN216760308 U CN 216760308U CN 202123280930 U CN202123280930 U CN 202123280930U CN 216760308 U CN216760308 U CN 216760308U
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Abstract
本实用新型涉及一种高压成型泥浆供给系统，包括陈腐罐、泥浆加热装置、两个调整罐和一注浆罐；陈腐罐、调整罐和注浆罐内均设有由驱动机构驱动转动的搅拌叶轮；陈腐罐出浆口经由管路和第一隔膜泵分别连接两个调整罐的第一进浆口；两个调整罐的第一出浆口经由管路和第二隔膜泵分别连接注浆罐的第一进浆口；两个调整罐的第二出浆口和注浆罐的第二出浆口分别经由管路和第三隔膜泵连接泥浆加热装置的入料口，泥浆加热装置的出料口分别连接两个所述调整罐的回浆口和注浆罐的回浆口；注浆罐的第一出浆口经由下浆管和第四隔膜泵连接高压成型机；高压成型机回浆口连接有泥浆回收管路，泥浆回收管路通过第五隔膜泵分别连接两个调整罐的第二进浆口。
The utility model relates to a high-pressure molding mud supply system, which comprises a stale tank, a mud heating device, two adjustment tanks and a grouting tank; the stale tank, the adjustment tank and the grouting tank are all provided with a stirring device driven and rotated by a driving mechanism Impeller; the pulp outlet of the stale tank is connected to the first pulp inlet of the two adjustment tanks through the pipeline and the first diaphragm pump respectively; the first pulp outlet of the two adjustment tanks is connected to the grouting through the pipeline and the second diaphragm pump respectively The first slurry inlet of the tank; the second slurry outlet of the two adjustment tanks and the second slurry outlet of the grouting tank are respectively connected to the inlet of the mud heating device through the pipeline and the third diaphragm pump. The discharge port is respectively connected to the slurry return port of the two adjustment tanks and the slurry return port of the grouting tank; the first slurry outlet of the grouting tank is connected to the high pressure molding machine via the slurry pipe and the fourth diaphragm pump; the high pressure molding machine The slurry return port is connected with a slurry recovery pipeline, and the slurry recovery pipeline is respectively connected to the second slurry inlets of the two adjustment tanks through the fifth diaphragm pump.
Description
Technical Field
The utility model relates to the field of production of ceramic products, in particular to a high-pressure forming slurry supply system.
Background
The existing ceramic product is generally formed by slip casting, and the conventional production process comprises the following steps: the raw material department injects the new slurry into the ageing tank for ageing, then injects the slurry in the ageing tank into the grouting tank for adjustment, so that the specific gravity, the viscosity, the thickness and the temperature of the slurry in the ageing tank reach control ranges, then injects the adjusted forming slurry into a mold through a slurry discharge pipe by a diaphragm pump, and after the forming of the slurry in the mold is finished, the redundant slurry in the mold is discharged into a slurry discharge barrel in a natural slurry discharge mode. In the above process, a plurality of aging tanks and two grouting tanks are usually provided, and the two grouting tanks are alternately used to meet the production requirements.
The conventional production process described above has the following disadvantages:
1. the mud in original slip casting jar does not have the developments to mend the thick liquid in the use, and when the mud volume in the slip casting jar dropped to upper stirring impeller below, the mud stirring performance dropped, leads to the mud to go up the lower floor proportion difference.
2. In order to keep the temperature of the slurry in the grouting tank, water is evaporated in the automatic slurry heating process, and when the slurry in the grouting tank is reduced by more than 50%, the specific gravity, the viscosity and the thickness of the slurry are detected to exceed the control range.
3. The temperature of the slurry in the original pipeline is reduced before each grouting, so that the slurry entering the mold is lower than the control range, and the surface of the molded blank body is easy to have stripes.
There is therefore a need to improve upon existing mud delivery systems to address the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-pressure forming slurry supply system aiming at the structural defects in the prior art, wherein the specific gravity, viscosity and thickness of slurry in a grouting tank are ensured to be within a control range by means of 2 adjusting tanks and 1 fixed grouting tank, so that the slurry suction thickness of a product is stable.
In order to achieve the purpose of the utility model, the embodiment of the utility model provides a high-pressure forming slurry supply system, which is realized by the following technical scheme:
the utility model provides a high pressure forming mud feed system, includes stale jar and mud heating device, its characterized in that: the supply system also comprises two adjusting tanks and a grouting tank;
stirring impellers driven to rotate by a driving mechanism are arranged in the staleness tank, the adjusting tank and the grouting tank;
the pulp outlet of the ageing tank is respectively connected with the first pulp inlets of the two adjusting tanks through a pipeline and a first diaphragm pump;
the first slurry outlets of the two adjusting tanks are respectively connected with the first slurry inlets of the grouting tanks through pipelines and second diaphragm pumps;
the second slurry outlets of the two adjusting tanks and the second slurry outlet of the grouting tank are respectively connected with the feed inlet of the slurry heating device through a pipeline and a third diaphragm pump, and the discharge port of the slurry heating device is respectively connected with the slurry return ports of the two adjusting tanks and the slurry return port of the grouting tank;
a first slurry outlet of the grouting tank is connected with a high-pressure forming machine through a slurry discharging pipe and a fourth diaphragm pump;
and the slurry return port of the high-pressure forming machine is connected with a slurry recovery pipeline, and the slurry recovery pipeline is respectively connected with second slurry inlet ports of the two adjusting tanks through a fifth diaphragm pump.
The grouting tank is provided with a first liquid level sensor and a second liquid level sensor which are used for detecting liquid level, and the arrangement positions of the first liquid level sensor and the second liquid level sensor are higher than that of a stirring impeller in the grouting tank; two the first grout outlet of adjustment tank is equipped with first solenoid valve and second solenoid valve respectively, first level sensor, second level sensor, first solenoid valve, second solenoid valve and second diaphragm pump all are connected with a PLC controller.
The setting position of the first liquid level sensor is not lower than 80% of the liquid level in the grouting tank, and the second liquid level sensor is higher than the setting of the first liquid level sensor.
The grouting tank is also provided with a third liquid level sensor for detecting the liquid level, and the first liquid level sensor is arranged between the third liquid level sensor and the second liquid level sensor.
And the lower slurry pipe is also connected with a second slurry inlet of the grouting tank at a position close to a mould of the high-pressure forming machine through a third electromagnetic valve and a slurry return pipe.
Compared with the prior art, the utility model has the advantages that:
through increasing 1 mud jar, be 2 adjustment tanks and 1 fixed slip casting jar by 2 slip casting jar adjustments. When the slurry in the grouting tank drops to the control liquid level, the slurry is automatically supplemented from the adjusting tank, and the slurry amount of the grouting tank is ensured to be always more than 80%. And the slurry circulation function of a grouting pipeline is added on a slurry discharging pipe of the grouting tank, so that the temperature of slurry in the slurry discharging pipe meets the requirement before grouting every time, cold slurry in the original pipeline is prevented from entering a mold, and possible flaws on the surface of a product are eliminated. The temperature, the specific gravity, the viscosity and the thickness of the slurry entering the die are ensured to be stable and kept within a control range through the improvement.
Drawings
The above features and advantages of the present invention will become more apparent and readily appreciated from the following description of the exemplary embodiments thereof taken in conjunction with the accompanying drawings.
Fig. 1 is a schematic structural view of a high-pressure molding slurry supply system according to an embodiment of the present invention.
Detailed Description
The present invention is described in further detail below with reference to the attached drawings for the understanding of persons skilled in the art:
referring to fig. 1, the present invention provides a high-pressure molding slurry supply system including a deterioration tank 1, two conditioning tanks 2, a slurry tank 3, and a slurry heating device 4.
The number of the aging tanks 1 is determined by the process, and can be one, or a plurality of the aging tanks 1 can be used alternately. The inside of the aging tank 1 is provided with a stirring impeller 12 driven by a motor 11 to rotate. The adjustment tank 2 is provided therein with a stirring impeller 22 driven to rotate by a motor 21. The grouting tank 3 is provided therein with a stirring impeller 32 driven to rotate by a motor.
The slurry outlet 13 of the aging tank 1 is connected to the first slurry inlets 23 of the two conditioning tanks 2 via the pipe 5a and the first diaphragm pump 6a, respectively.
The first slurry outlets 24 of the two adjusting tanks 2 are respectively connected with the first slurry inlet 33 of the grouting tank 3 through a pipeline 5b and a second diaphragm pump 6 b.
The second slurry outlets 25 of the two adjusting tanks 2 and the second slurry outlet 34 of the grouting tank 3 are respectively connected with the feeding port of the slurry heating device 5 through a pipeline 5c and a third diaphragm pump 6c, and the discharging port of the slurry heating device 4 is respectively connected with the slurry return ports 26 of the two adjusting tanks 2 and the slurry return port 35 of the grouting tank 3.
The first outlet 36 of the grouting tank 3 is connected to the mold 7 via the slurry pipe 5d and the fourth diaphragm pump 6 d. The slurry return port 71 of the mold 7 is connected with a slurry recovery pipeline 5e, and the slurry recovery pipeline 5e is respectively connected with the second slurry inlets 27 of the two adjusting tanks 2.
The grouting tank 3 has a first liquid level sensor 37 and a second liquid level sensor 38 for detecting liquid levels, and the positions of the first liquid level sensor 37 and the second liquid level sensor 38 are higher than the positions of the stirring impellers 32 in the grouting tank 3. In the preferred embodiment, the first level sensor 37 is positioned no lower than the 80% level in the grouting tank 3, and the second level sensor 38 is positioned higher than the first level sensor 37. In a further preferred embodiment, the grouting tank 3 further has a third level sensor 39 for detecting the liquid level, the third level sensor 39 being arranged below the first level sensor 37. The third liquid level sensor 39 is provided for standby when the first liquid level sensor 37 fails, so that the reliability of liquid level control of the grouting tank 3 is improved, and the production safety is improved.
The first slurry outlets 24 of the two adjusting tanks 2 are respectively provided with a first electromagnetic valve 28 and a second electromagnetic valve 29, and the first liquid level sensor 37, the second liquid level sensor 38, the third liquid level sensor 39, the first electromagnetic valve 28, the second electromagnetic valve 29 and the second diaphragm pump 6b are all connected with a PLC controller. The PLC controller detects the liquid level in the grouting tank 3 through the first liquid level sensor 37, the second liquid level sensor 38 and the third liquid level sensor 39, closes the first electromagnetic valve 28, the second electromagnetic valve 29 and the second diaphragm pump 6b when the first liquid level sensor 37 and the second liquid level sensor 38 both detect signals, and starts the second diaphragm pump 6b and one of the first electromagnetic valve 28 and the second electromagnetic valve 29 when the first liquid level sensor 37 and the second liquid level sensor 38 both do not detect signals, so as to perform slurry supplement.
The slurry feeding pipe 5d is also connected with a second slurry inlet 31 of the grouting tank 3 at a position close to the mould 7 through a third electromagnetic valve 8 and a slurry return pipe 5 f. A fourth electromagnetic valve 9 is arranged between the lower sizing pipe 5d and the feed inlet of the die 7.
The following briefly describes the operation of the supply system in conjunction with its structure:
A. selecting one adjusting tank 2 as a working adjusting tank and the other adjusting tank 2 as a backup adjusting tank; injecting the aged slurry in the aging tank 1 into a work adjusting tank, and adjusting the slurry in the work adjusting tank to ensure that the slurry proportion, the viscosity, the thickening degree and the temperature reach control ranges;
B. injecting the slurry in the work adjusting tank into the grouting tank 3, and stopping grouting after the slurry in the grouting tank 3 reaches a second liquid level of the second sensor 38;
C. closing a fourth electromagnetic valve 9 between the slurry discharging pipe 5d and a feed inlet of the mould 7, and starting a third electromagnetic valve 8 on a slurry return pipe 5f to enable slurry in the grouting tank 3 to circulate back to the grouting tank 3 through the slurry discharging pipe 5d and the slurry return pipe 5f until the temperature of the slurry in the slurry discharging pipe 5d is consistent with that of the slurry in the grouting tank 3;
D. then, a fourth electromagnetic valve 9 between the slurry discharging pipe 5d and the feeding hole of the mould 7 is started, and a third electromagnetic valve 8 on the slurry return pipe 5f is closed, so that the slurry in the grouting tank 3 is injected into the mould 7. And when the liquid level of the grouting tank 3 is lower than the first liquid level, injecting the slurry in the work adjusting tank into the grouting tank 3 to enable the slurry in the grouting tank 3 to be located between the first liquid level and the second liquid level all the time.
E. After the ceramic blank of the die 7 is formed, pumping the residual slurry back to a back-up adjusting tank through a pipeline, and carrying out slurry return treatment on the residual slurry;
f, using up the slurry in the working adjusting tank and completing the slurry preparation of the backup adjusting tank; b, connecting a backup adjusting tank into the grouting tank 3, taking the previous backup adjusting tank as a working adjusting tank and the previous working adjusting tank as a backup adjusting tank, and repeating the steps B-E;
in the above steps, the slurry in the adjusting tank 2 and the grouting tank 3 is in a heating and stirring state.
Compared with the prior art, the utility model has the advantages that:
by adding 1 mud pot, 2 grouting pots are adjusted into 2 adjusting pots and 1 fixed grouting pot. When the slurry in the grouting tank drops to the control liquid level, the slurry is automatically supplemented from the adjusting tank, and the slurry amount of the grouting tank is ensured to be always more than 80%. And the slurry circulation function of a grouting pipeline is added on a slurry discharging pipe of the grouting tank, so that the temperature of slurry in the slurry discharging pipe meets the requirement before grouting every time, cold slurry in the original pipeline is prevented from entering a mold, and possible flaws on the surface of a product are eliminated. The temperature, the specific gravity, the viscosity and the thickness of the slurry entering the die are ensured to be stable and kept within a control range through the improvement. While the utility model has been described in detail and with reference to the embodiments, it should be understood by those skilled in the art that the above embodiments are only one of the preferred embodiments of the present invention, and not all embodiments can be enumerated herein for the sake of brevity, and all embodiments that can embody the technical scope of the claims of the present invention are within the scope of the present invention.
Claims (5)
1. The utility model provides a high pressure forming mud feed system, includes stale jar and mud heating device, its characterized in that: the supply system also comprises two adjusting tanks and a grouting tank;
stirring impellers driven to rotate by a driving mechanism are arranged in the ageing tank, the adjusting tank and the grouting tank;
the pulp outlet of the ageing tank is respectively connected with the first pulp inlets of the two adjusting tanks through a pipeline and a first diaphragm pump;
the first slurry outlets of the two adjusting tanks are respectively connected with the first slurry inlets of the grouting tanks through pipelines and second diaphragm pumps;
the second slurry outlets of the two adjusting tanks and the second slurry outlet of the grouting tank are respectively connected with the feed inlet of the slurry heating device through a pipeline and a third diaphragm pump, and the discharge port of the slurry heating device is respectively connected with the slurry return ports of the two adjusting tanks and the slurry return port of the grouting tank;
a first slurry outlet of the grouting tank is connected with a high-pressure forming machine through a slurry discharging pipe and a fourth diaphragm pump;
and the slurry return port of the high-pressure forming machine is connected with a slurry recovery pipeline, and the slurry recovery pipeline is respectively connected with second slurry inlet ports of the two adjusting tanks through a fifth diaphragm pump.
2. A high pressure forming slurry supply system according to claim 1, wherein: the grouting tank is provided with a first liquid level sensor and a second liquid level sensor which are used for detecting liquid level, and the arrangement positions of the first liquid level sensor and the second liquid level sensor are higher than that of a stirring impeller in the grouting tank; and the first slurry outlet of the two adjusting tanks is respectively provided with a first electromagnetic valve and a second electromagnetic valve, and the first liquid level sensor, the second liquid level sensor, the first electromagnetic valve, the second electromagnetic valve and the second diaphragm pump are all connected with a PLC (programmable logic controller).
3. A high pressure forming mud feed system as claimed in claim 2, wherein: the setting position of the first liquid level sensor is not lower than 80% of liquid level in the grouting tank, and the second liquid level sensor is higher than the setting of the first liquid level sensor.
4. A high pressure forming slurry supply system according to claim 3, wherein: the grouting tank is also provided with a third liquid level sensor for detecting the liquid level, and the first liquid level sensor is arranged between the third liquid level sensor and the second liquid level sensor.
5. The high-pressure molding slurry supply system according to any one of claims 1 to 4, wherein: and the lower slurry pipe is also connected with a second slurry inlet of the grouting tank at a position close to a mould of the high-pressure forming machine through a third electromagnetic valve and a slurry return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123280930.1U CN216760308U (en) | 2021-12-24 | 2021-12-24 | High-pressure forming slurry supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123280930.1U CN216760308U (en) | 2021-12-24 | 2021-12-24 | High-pressure forming slurry supply system |
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| Publication Number | Publication Date |
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| CN216760308U true CN216760308U (en) | 2022-06-17 |
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| CN202123280930.1U Active CN216760308U (en) | 2021-12-24 | 2021-12-24 | High-pressure forming slurry supply system |
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| CN (1) | CN216760308U (en) |
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- 2021-12-24 CN CN202123280930.1U patent/CN216760308U/en active Active
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| CP03 | Change of name, title or address |
Address after: 201401 No. 70B, Punan Road, Xidu Town, Fengxian District, Shanghai Patentee after: Li Zhu Technology (Shanghai) Co., Ltd. Country or region after: China Address before: 201401 No. 70B, Punan Road, Xidu Town, Fengxian District, Shanghai Patentee before: LIXIL AMERICAN STANDARD SANITARY WARE MANUFACTURING (SHANGHAI) Co.,Ltd. Country or region before: China |
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