CN116986903B - Isostatic pressing graphite production process and control system - Google Patents
Isostatic pressing graphite production process and control system Download PDFInfo
- Publication number
- CN116986903B CN116986903B CN202311034064.9A CN202311034064A CN116986903B CN 116986903 B CN116986903 B CN 116986903B CN 202311034064 A CN202311034064 A CN 202311034064A CN 116986903 B CN116986903 B CN 116986903B
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- cooling
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- pressing
- cooling air
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 14
- 239000010439 graphite Substances 0.000 title claims abstract description 14
- 238000000462 isostatic pressing Methods 0.000 title claims description 10
- 238000001816 cooling Methods 0.000 claims abstract description 57
- 238000007493 shaping process Methods 0.000 claims abstract description 16
- 238000004898 kneading Methods 0.000 claims abstract description 12
- 238000000227 grinding Methods 0.000 claims abstract description 10
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 238000007598 dipping method Methods 0.000 claims abstract description 4
- 238000005087 graphitization Methods 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 33
- 238000007873 sieving Methods 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 241000276425 Xiphophorus maculatus Species 0.000 abstract description 7
- 238000005056 compaction Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000012216 screening Methods 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 12
- 230000008859 change Effects 0.000 description 10
- 230000005856 abnormality Effects 0.000 description 8
- 230000002159 abnormal effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000004049 embossing Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
- C04B35/522—Graphite
-
- 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
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/0063—Control arrangements
- B28B17/0081—Process control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C1/00—Apparatus or methods for obtaining or processing clay
- B28C1/10—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants
- B28C1/14—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants specially adapted for homogenising, comminuting or conditioning clay in non-fluid condition or for separating undesired admixtures therefrom
- B28C1/16—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants specially adapted for homogenising, comminuting or conditioning clay in non-fluid condition or for separating undesired admixtures therefrom for homogenising, e.g. by mixing, kneading ; forcing through slots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C1/00—Apparatus or methods for obtaining or processing clay
- B28C1/10—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants
- B28C1/14—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants specially adapted for homogenising, comminuting or conditioning clay in non-fluid condition or for separating undesired admixtures therefrom
- B28C1/22—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants specially adapted for homogenising, comminuting or conditioning clay in non-fluid condition or for separating undesired admixtures therefrom combined with means for conditioning by heating, humidifying, or vacuum treatment, by cooling, by sub-atmospheric pressure treatment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
Abstract
The application relates to an isostatic graphite production process and a control system, which comprises the following steps of raw material, grinding, kneading, crushing, grinding, screening, isostatic compaction, primary roasting, dipping, secondary roasting and graphitization, wherein a rolling step is further arranged between the kneading step and the crushing step, the rolling step comprises a forming step, a shaping step and a cooling step, the forming step is used for enabling paste subjected to kneading to be in platy arrangement, the shaping step is used for enabling the platy arranged paste to be extruded with lines, and the cooling step is used for cooling the paste subjected to the shaping step. This application has the higher advantage of production efficiency.
Description
Technical Field
The application relates to the technical field of isostatic pressing graphite production, in particular to an isostatic pressing graphite production process and a control system.
Background
The isostatic graphite is generally produced through the processes of material grinding, kneading, cooling, crushing, grinding, sieving, isostatic pressing, primary roasting, soaking, secondary roasting and graphitizing. For example, application number 202210040456.5 discloses a production process of isostatic special graphite, which discloses that paste is stirred and cooled in a cooler after 1-5 hours of kneading. But is less efficient by stirring and cooling, thus resulting in lower production efficiency.
Disclosure of Invention
Aiming at the defects in the prior art, one of the purposes of the application is to provide an isostatic pressing graphite production process and a control system, which have the advantage of higher production efficiency.
The above object of the present application is achieved by the following technical solutions:
the isostatic graphite production process comprises the following steps of raw material, grinding, kneading, crushing, grinding, sieving, isostatic compaction, primary roasting, dipping, secondary roasting and graphitization, wherein a sheet rolling step is further arranged between the kneading step and the crushing step, the sheet rolling step comprises a forming step, a shaping step and a cooling step, the forming step is used for enabling paste subjected to kneading to be in plate-shaped arrangement, the shaping step is used for enabling the paste subjected to plate-shaped arrangement to be extruded with lines, and the cooling step is used for cooling the paste subjected to the shaping step.
Through adopting above-mentioned technical scheme, in use promptly, will carry out the platy shaping with the paste that is kneaded to carry out the extrusion of line on platy fashioned structure, then cool off, consequently make in the cooling process, area of contact with air bigger, simultaneously in broken in-process, owing to the existence of line for the platy thing after the cooling is more broken, consequently make cooling and crushing effect better, make production efficiency higher.
The present application may be further configured in a preferred example to: in the shaping step, the corresponding positions of the grains on the plate-shaped paste are cooled by cooling air flow, and after the cooling is finished, the grains are pressed.
By adopting the technical scheme, the corresponding positions of the grains on the platy paste are cooled, so that the temperature of the corresponding positions is reduced, and the probability that the paste adheres to the surface of the pressing cutter in the pressing process is reduced.
The present application may be further configured in a preferred example to: the cooling air flows are positioned at two sides of the pressing knife, the intersection points of the cooling air flows at two sides are positioned under the pressing knife, after the pressing knife is contacted with the plate-shaped paste, the cooling air flows at two sides are sprayed towards the pressing knife, and the included angle between the path extension line of the cooling air flows and the upper plane of the plate-shaped paste is an acute angle.
By adopting the technical scheme, namely when the device is used, the probability of adhesion of the paste on the surface of the pressing cutter is further reduced in the process of pressing lines.
The application also discloses isostatic pressing graphite production control system, including collection module, comparison module and notification module, collection module gather and press sword surface image to with image transmission to comparison module, comparison module compare image and standard image, if not the same, send clearance signal to notification module, notification module receive behind the clearance signal and inform.
Through adopting above-mentioned technical scheme, in use, carry out image acquisition through the surface of collection module to the image of gathering is analyzed through comparison module, when inconsistent with standard image, indicates that the pressure sword surface has the attachment, needs to clear up, notifies through notifying the module, makes the pressure sword surface can obtain the clearance.
The present application may be further configured in a preferred example to: the system also comprises an updating module, wherein the updating module is used for updating the standard image in response to the updating signal.
By adopting the technical scheme, in use, the judgment standard can be updated by updating the standard image, so that the judgment on the pressing tool is more accurate.
The present application may be further configured in a preferred example to: after the cleaning is finished, the collecting module responds to the collecting signal to collect the image, the collected image is sent to the comparing module, the comparing module compares the collected image with the collected image, if the collected image is different, the comparing module sends the received image to the notifying module, the notifying module displays the received image, and the updating module responds to the replacing signal to send the updating signal.
Through adopting above-mentioned technical scheme, in use, after the clearance is accomplished, carry out image acquisition and judge to the press cutter, when still not meeting the requirements, send the picture to the notice module and show, judge by operating personnel to respond operating personnel's change signal, the notice module sends update signal to update module, consequently make the judgement to the press cutter more accurate.
The present application may be further configured in a preferred example to: the temperature measuring module is used for detecting the temperature of cooling air flow, the notification module is used for sending a temperature measuring signal to the temperature measuring module after receiving a cleaning signal, the temperature measuring module is used for measuring the temperature after receiving the temperature measuring signal and sending the detected temperature to the comparison module, the comparison module is used for comparing the received temperature with a standard value, if the received temperature is different from the standard value, the temperature abnormality signal is sent to the notification module, and the notification module is used for carrying out temperature abnormality notification after receiving the temperature abnormality signal.
By adopting the technical scheme, namely in use, the heat dissipation effect on the paste can be detected through the temperature detection of the cooling air flow, and whether the cooling of the paste is problematic is judged.
The present application may be further configured in a preferred example to: if the temperature is the same as the standard value, the comparison module inquires the angle change record of the cooling air flow and judges the angle change record, if the angle change is abnormal, an angle abnormal signal is sent to the notification module, and the notification module carries out angle abnormal notification after receiving the angle abnormal signal.
By adopting the technical scheme, when the temperature of the cooling air flow meets the standard, the problem is shown in the process of cooling the paste, so that the change angle of the cooling air flow needs to be judged, and whether the cooling effect is poor due to the fact that the change of the angle of the cooling air flow is not met can be judged.
Drawings
Fig. 1 is a schematic flow chart of the present application.
Fig. 2 is a schematic diagram of the control system of the present application.
Reference numerals: 1. an acquisition module; 2. a comparison module; 3. a notification module; 4. updating a module; 5. and the temperature measuring module.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 and 2, for an isostatic graphite production process and control system disclosed in the present application, the isostatic graphite production process comprises the steps of raw material, grinding, kneading, flaking, crushing, grinding, sieving, isostatic compaction, primary roasting, dipping, secondary roasting and graphitization. The sheet rolling step comprises a forming step, a shaping step and a cooling step, wherein the forming step is used for enabling the paste subjected to kneading to be in plate-shaped arrangement, the shaping step is used for enabling the paste in plate-shaped arrangement to be extruded with lines, and the cooling step is used for cooling the paste after the shaping step.
In the shaping step, the corresponding positions of the grains on the plate-shaped paste are pre-cooled by cooling air flow, and after the pre-cooling is finished, the grains are pressed, and the temperature of the cooling air flow is reduced along with the reduction of the temperature of the plate-shaped paste. The cooling air flows are positioned at two sides of the pressing knife, the intersection points of the cooling air flows at two sides are positioned under the pressing knife, after the pressing knife is contacted with the plate-shaped paste, the cooling air flows at two sides are sprayed towards the pressing knife, and the included angle between the path extension line of the cooling air flows and the upper plane of the plate-shaped paste is an acute angle.
The application also discloses an isostatic pressing graphite production control system, which comprises an acquisition module 1, a comparison module 2, an updating module 4, a temperature measuring module 5 and a notification module 3. The acquisition module 1 acquires the surface image of the pressing cutter and sends the image to the comparison module 2, the comparison module 2 compares the image with the standard image, if the images are different, a cleaning signal is sent to the notification module 3, and the notification module 3 notifies after receiving the cleaning signal.
In the production, when the texture is pressed, the position where the texture is required to be pressed is cooled by cooling air flow, and then the pressing knife descends to be contacted with the paste, and the texture is pressed. After the line is pressed, image acquisition is carried out on the surface of the pressing tool through the acquisition module 1, the acquired image is sent to the comparison module 2, the comparison module 2 compares, if the images are different, the foreign matters exist on the surface of the pressing tool, cleaning is needed, therefore, a cleaning signal is sent to the notification module 3, after the notification module 3 receives the cleaning signal, cleaning notification is carried out, and the pressing tool is cleaned by manual work or other mechanical equipment.
After the cleaning is finished, a collection signal is sent to the collection module 1 by a person or mechanical equipment for cleaning, the collection module 1 responds to the collection signal, image collection is carried out, collected pictures are sent to the comparison module 2, the comparison module 2 compares the collected pictures, if the collected pictures are different, the comparison module 2 sends the received pictures to the notification module 3, the notification module 3 displays the received pictures, after the operator identifies the received pictures, if the residual foreign matters on the pressing knife do not affect the pressing of the lines, the operator inputs a replacement signal to the notification module 3, the notification module 3 responds to the replacement signal to send an update signal to the update module 4, and the update module 4 is used for updating the standard images in response to the update signal.
When the comparison is not passed due to the fact that stains still exist on the pressing knife after cleaning, the picture is sent to the notification module 3 for display, judgment is carried out manually, if line pressing is not affected, the picture is used as a standard picture, and therefore the probability of misjudgment can be effectively reduced.
The temperature measuring module 5 is used for detecting the temperature of the cooling air flow, the notification module 3 sends a temperature measuring signal to the temperature measuring module 5 after receiving the cleaning signal, the temperature measuring module 5 measures the temperature after receiving the temperature measuring signal, the detected temperature is sent to the comparison module 2, the comparison module 2 compares the received temperature with a standard value, if the received temperature is different from the standard value, a temperature abnormality signal is sent to the notification module 3, and the notification module 3 carries out temperature abnormality notification after receiving the temperature abnormality signal. If the temperature is the same as the standard value, the comparison module 2 inquires the cooling air flow angle change record and judges, if the angle change is abnormal, an angle abnormal signal is sent to the notification module 3, and the notification module 3 notifies the angle abnormality after receiving the angle abnormal signal.
When the surface of the pressing cutter needs to be cleaned, the paste is possibly adhered to the surface of the pressing cutter, the paste is possibly poor in cooling effect at the grain position, therefore, the temperature of the cooling air flow needs to be checked, if the temperature of the cooling air flow is inconsistent with the standard temperature, the cooling air flow is indicated to be faulty, if the temperature of the cooling air flow is consistent with the standard temperature, the angle change of the cooling air flow is indicated to be possibly faulty, and therefore, whether the fault exists is judged by inquiring the angle change record of the cooling air flow, and if the fault exists, the angle abnormality notification is carried out.
The implementation principle of the embodiment is as follows: in the production process, the paste is arranged in a plate shape, and embossing is pressed on the plate-shaped paste, so that the heat dissipation area is increased, the heat dissipation effect is further improved, and the plate-shaped paste is easier to crush due to the embossing when crushing after cooling is finished. In the embossing process, the platy paste is pressed by the pressing knife, and after the pressing is finished, the surface of the pressing knife is subjected to image acquisition, so that whether the pressing knife needs to be cleaned or not can be judged.
The embodiments of the present invention are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (1)
1. The isostatic pressing graphite production process comprises the following steps of raw material, grinding, kneading, crushing, grinding, sieving, isostatic pressing, primary roasting, dipping, secondary roasting and graphitization, and is characterized in that: a rolling step is further arranged between the kneading step and the crushing step, and comprises a forming step, a shaping step and a cooling step, wherein the forming step is used for enabling the kneaded paste to be in plate-shaped arrangement, the shaping step is used for enabling the paste in plate-shaped arrangement to be extruded with lines, and the cooling step is used for cooling the paste after the shaping step; in the shaping step, cooling the positions corresponding to the grains on the plate-shaped paste by cooling air flow, and pressing the grains after cooling; the cooling air flows are positioned at two sides of the pressing knife, the intersection points of the cooling air flows at two sides are positioned under the pressing knife, after the pressing knife is contacted with the plate-shaped paste, the cooling air flows at two sides are sprayed towards the pressing knife, and the included angle between the path extension line of the cooling air flows and the upper plane of the plate-shaped paste is an acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311034064.9A CN116986903B (en) | 2023-08-17 | 2023-08-17 | Isostatic pressing graphite production process and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311034064.9A CN116986903B (en) | 2023-08-17 | 2023-08-17 | Isostatic pressing graphite production process and control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116986903A CN116986903A (en) | 2023-11-03 |
| CN116986903B true CN116986903B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311034064.9A Active CN116986903B (en) | 2023-08-17 | 2023-08-17 | Isostatic pressing graphite production process and control system |
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| CN116986903A (en) | 2023-11-03 |
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