CN117460108A - Graphite product heating treatment equipment and control method thereof - Google Patents
Graphite product heating treatment equipment and control method thereof Download PDFInfo
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- CN117460108A CN117460108A CN202311709500.8A CN202311709500A CN117460108A CN 117460108 A CN117460108 A CN 117460108A CN 202311709500 A CN202311709500 A CN 202311709500A CN 117460108 A CN117460108 A CN 117460108A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 288
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 252
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 252
- 239000010439 graphite Substances 0.000 title claims abstract description 252
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000001816 cooling Methods 0.000 claims description 42
- 238000001125 extrusion Methods 0.000 claims description 21
- 230000009471 action Effects 0.000 claims description 19
- 238000002955 isolation Methods 0.000 claims description 14
- 230000005484 gravity Effects 0.000 claims description 13
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 230000007480 spreading Effects 0.000 claims description 6
- 238000003892 spreading Methods 0.000 claims description 6
- 238000005485 electric heating Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 15
- 230000008859 change Effects 0.000 description 12
- 230000017525 heat dissipation Effects 0.000 description 10
- 230000007306 turnover Effects 0.000 description 10
- 230000002349 favourable effect Effects 0.000 description 9
- 239000002184 metal Substances 0.000 description 8
- 238000011068 loading method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000007599 discharging Methods 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B7/00—Heating by electric discharge
- H05B7/02—Details
- H05B7/06—Electrodes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
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- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
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Abstract
The invention relates to the technical field of graphite product processing, in particular to graphite product heating treatment equipment and a control method thereof, wherein the graphite product heating treatment equipment comprises a shell and further comprises: the rotary heating assembly is arranged in the shell and is used for circularly rotating the graphite electrode to carry out heat treatment; the rotary heating assembly further comprises a feed inlet and a discharge outlet, the graphite electrode enters the rotary heating assembly from the feed inlet for heat treatment, and is discharged from the discharge outlet after the heat treatment in the rotary heating assembly is finished; the feeding and conveying assembly is used for conveying the graphite electrode to the feeding port so that the graphite electrode enters the rotary heating assembly from the feeding port; the device is arranged through the rotary heating assembly, so that the graphite electrode is gradually heated before heat treatment, and is gradually cooled after heat treatment, and the condition that the quality of the graphite electrode is affected due to the fact that the environment temperature where the graphite electrode is suddenly changed is avoided.
Description
Technical Field
The invention relates to the field of graphite product processing, in particular to graphite product heating treatment equipment and a control method thereof.
Background
The graphite electrode is a high-temperature resistant graphite conductive material which is prepared by taking petroleum coke and asphalt coke as aggregate and coal asphalt as an adhesive through raw material calcination, crushing and grinding, proportioning, kneading, forming, roasting, dipping, graphitizing and machining, and is called an artificial graphite electrode.
The prior art discloses an invention patent in the aspect of heat treatment of partial graphite electrodes, and Chinese patent with the application number of CN202111214875.8 discloses heating equipment for producing graphite electrodes, which comprises a box body, wherein a rotating mechanism is arranged in the box body; the rotary mechanism comprises a rotary shaft which penetrates through and is connected to the inner wall of a box body, a circular plate is fixed to the side wall of the rotary shaft, a plurality of round rods are connected to the side wall of the rotary shaft in a uniformly distributed mode, a pinion is fixedly connected to one end of each round rod, a main gear is fixed to one end of the rotary shaft, a cylindrical block is fixed to the side wall of the main gear, a plurality of inner electric heating pipes are uniformly distributed on the inner wall of the cylindrical block, a circular pipe is fixed to the inner wall of the box body, a plurality of outer electric heating pipes are uniformly distributed on the inner wall of the circular pipe, an annular toothed belt is fixed to the inner side wall of the circular pipe, and a placing barrel is fixedly arranged on the side wall of each pinion.
In the graphite electrode processing process, high-temperature heat treatment is required to be carried out on the graphite electrode, however, when the outside is in a low-temperature environment and the low-temperature graphite electrode is conveyed to a high-temperature environment, the temperature of the graphite electrode suddenly changes due to instantaneous electric heating high temperature, the suddenly changed temperature influences the stability of the graphite electrode, and therefore the quality of the graphite electrode after the heat treatment is influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides graphite product heating treatment equipment and a control method thereof.
In a first aspect, the present invention provides a graphite article heat treatment apparatus comprising a housing, further comprising:
the rotary heating assembly is arranged in the shell and is used for circularly rotating the graphite electrode to carry out heat treatment;
the rotary heating assembly further comprises a feed inlet and a discharge outlet, the graphite electrode enters the rotary heating assembly from the feed inlet for heat treatment, and is discharged from the discharge outlet after the heat treatment in the rotary heating assembly is finished;
the feeding and conveying assembly is used for conveying the graphite electrode to the feeding port so that the graphite electrode enters the rotary heating assembly from the feeding port;
The blanking conveying assembly is used for receiving the graphite electrode subjected to the heat treatment in the rotary heating assembly and conveying and storing the graphite electrode;
a control unit for controlling the activation of the rotary heating assembly to control the operating temperature and the rotary speed of the rotary heating assembly;
the material loading conveying subassembly carries graphite electrode to feed inlet department for graphite electrode carries out heat treatment by the inside that the feed inlet got into the wheel rotation heating subassembly, wheel rotation heating subassembly is used for carrying out wheel rotation heat treatment to graphite electrode, make graphite electrode after getting into wheel rotation heating subassembly, along with wheel rotation heating subassembly rotates, in the wheel rotation process, heat gradually rise to graphite electrode, heat treatment is carried out again to graphite electrode after graphite electrode gradually rising temperature, after graphite electrode heat treatment finishes, thereby accomplish the heat treatment process to graphite electrode, after graphite electrode heat treatment finishes, graphite electrode is discharged by the discharge gate, by the top of discharge gate exhaust graphite electrode whereabouts to unloading conveying subassembly, carry out the storage by unloading conveying subassembly, thereby in the whole heat treatment process to graphite electrode is accomplished, need not the manual material loading that carries out graphite electrode of operating personnel, thereby be favorable to avoiding material loading and unloading in-process to open the heat loss that the condition that the device caused, thereby reduce the condition emergence of machining efficiency, and through wheel rotation heating subassembly to graphite electrode gradually the temperature of rising and cooling down, thereby be favorable to the temperature control the temperature of graphite electrode and the temperature control of shock and graphite electrode and the temperature change in the heating process that the control of the graphite electrode is required to take place according to the heating element.
Preferably, the rotary heating assembly includes:
the positioning assemblies are provided with a plurality of positioning assemblies and are used for clamping and positioning the single graphite electrode;
the revolution driving assembly is used for driving the positioning assembly to rotate so as to drive the graphite electrode inside the positioning assembly to rotate for heat treatment;
the feeding assembly is used for sequentially feeding the graphite electrodes conveyed by the feeding conveying assembly, so that the graphite electrodes are correspondingly fed into the positioning assembly singly;
the heating component is used for carrying out heat treatment on the graphite electrode, gradually heating the graphite electrode before the heat treatment, and gradually cooling the graphite electrode after the heat treatment;
the positioning component drives the graphite electrode to pass through the heating component;
the control unit is also used for controlling the feeding assembly to start at equal intervals so as to control the single feeding of the graphite electrode;
the revolution driving component can drive the positioning component to rotate in the shell, after the graphite electrode enters from the feeding hole, under the action of the feeding component, the feeding component is correspondingly started when the positioning component moves to the position right below the feeding hole, namely, the feeding component is started at equal intervals, namely, once every interval designated time, the designated time interval is the time when the positioning component is the position replacement of the adjacent positioning component, namely, the time when the latter positioning component reaches the former positioning component, so that the graphite electrode passes through the feeding component to enter the positioning component, after the graphite electrode passes through, the feeding component is closed, so that only one graphite electrode passes through the feeding component at a time to be fed, then the positioning component positions the graphite electrode, so that the graphite electrode moves along with the rotation of the positioning component, the positioning component drives the graphite electrode to enter the heating component, so that the graphite electrode is gradually heated before heat treatment, the graphite electrode is gradually cooled after heat treatment, and the condition that the quality of the graphite electrode is influenced is caused by the change of the environment temperature where the graphite electrode is located is favorable for avoiding suddenly.
Preferably, the method further comprises:
the isolation assembly is used for isolating the heating area, the heat treatment area, the cooling area and the adjacent two of the feed inlets so as to reduce the spreading of heat of the heating area, the heat treatment area and the cooling area to the feed inlets;
by reducing heat spreading among the areas, heat dissipation is reduced, so that energy consumption of the heating area, the heat treatment area and the cooling area is saved, and temperature control of the heating area, the heat treatment area and the cooling area is facilitated.
In a second aspect, there is provided a control method of a graphite article heat treatment apparatus, a first pressure sensor is installed below a feed port, and the first pressure sensor is pressed when the positioning assembly rotates to a position directly below the feed port, the control method comprising the steps of:
controlling the starting of the feeding assembly according to the feeding alignment information so as to control the feeding assembly to perform single corresponding feeding on the positioning assembly;
and extruding the first pressure sensor when the positioning assembly rotates to the position right below the feeding hole, enabling the first pressure sensor to generate feeding alignment information after receiving extrusion force, sending the feeding alignment information to the control unit, generating feeding control information according to the feeding alignment information after receiving the feeding alignment information, and then sending the feeding control information to the feeding assembly by the control unit, so that the feeding assembly is controlled to start, and finishing the feeding of the single graphite electrode after the feeding assembly is started.
Preferably, a temperature sensor is installed inside the heat treatment area, and the heat treatment area further comprises:
controlling the starting of the heat treatment area according to the over-temperature information so that the heat treatment area reduces the heat treatment temperature;
controlling the starting of the heat treatment area according to the low-temperature information so that the heat treatment area increases the heat treatment temperature;
before working, a worker inputs working temperature required by a heat treatment area through a control unit, a temperature sensor detects temperature inside the heat treatment area, when the temperature sensor detects that the temperature is higher than the working temperature, the temperature sensor generates over-temperature information and sends the over-temperature information to the control unit, the control unit generates cooling control information according to the over-temperature information, then the control unit sends the cooling control information to the heat treatment area to control the heat treatment area to reduce treatment temperature, when the temperature sensor detects that the temperature is lower than the working temperature, the temperature sensor generates low-temperature information and sends the low-temperature information to the control unit, the control unit generates heating control information according to the low-temperature information, and then the control unit sends the heating control information to the heat treatment area to control the heat treatment area to increase treatment temperature.
Preferably, a second pressure sensor is installed inside the heating area, and the positioning assembly presses the second pressure sensor when rotating to the inside of the heating area, and the method further comprises:
Controlling the air flow driving assembly to start according to the extrusion information so as to control the air flow driving assembly to enhance air flow driving;
the second pressure sensor is extruded when the positioning assembly rotates to the inside of the heating area, extrusion information is generated after the second pressure sensor is pressed, the extrusion information is sent to the control unit, the control unit generates enhanced control information according to the extrusion information, and then the control unit sends the enhanced control information to the air flow driving assembly to control the air flow driving assembly to start enhancing driving of air flow, so that guiding effect of the air flow is enhanced when the positioning assembly passes through the isolation assembly, and heat dissipation is reduced.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the arrangement of the rotary heating assembly, the graphite electrode is gradually heated before heat treatment, and is gradually cooled after heat treatment, so that the condition that the quality of the graphite electrode is affected due to sudden change of the environmental temperature where the graphite electrode is positioned is avoided.
2. The invention reduces the heat spreading among the areas and reduces the heat dissipation by arranging the isolation assembly, thereby being beneficial to saving the energy consumption of the heating area, the heat treatment area and the cooling area and being convenient for controlling the temperature of the heating area, the heat treatment area and the cooling area.
3. According to the invention, through the arrangement of the airflow driving assembly, the outward flow of the airflow from the heating assembly is reduced, the temperature loss when the positioning assembly passes through the isolation assembly is reduced, so that the energy consumption is reduced, and through the unidirectional flow of the airflow in a certain space, the airflow is circulated from a low-temperature environment to a high-temperature environment, so that the uniform rise and the uniform fall of the temperature in the heating assembly are maintained, and the uniform change of the temperature is maintained.
Drawings
FIG. 1 is a schematic flow chart of the method of the present invention.
Fig. 2 is a schematic diagram of the overall structure of the present invention.
Fig. 3 is a schematic structural diagram of the present invention after an overall section.
Fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present invention.
Fig. 5 is an enlarged schematic view of the structure of fig. 3B according to the present invention.
Fig. 6 is a schematic structural diagram of the present invention after the whole section.
Fig. 7 is an enlarged schematic view of the structure of fig. 6C according to the present invention.
Fig. 8 is a schematic structural diagram III of the present invention after the whole section.
Fig. 9 is an enlarged schematic view of the structure of fig. 8D according to the present invention.
Fig. 10 is a schematic structural view of the positioning assembly of the present invention.
Fig. 11 is a schematic structural view of a positioning assembly according to the present invention after being sectioned.
Fig. 12 is an enlarged schematic view of the structure of fig. 11E according to the present invention.
In the figure: 1. a feeding conveyor belt; 2. a housing; 3. a blanking conveyor belt; 4. a feed inlet; 5. a discharge port; 6. an electric push rod; 7. a shielding plate; 8. a motor; 9. a first gear; 10. an internal gear disk; 11. a second gear; 12. an inner gear strip; 13. an arc-shaped fixing plate; 14. an arc-shaped overturning plate; 15. a first torsion spring; 16. an arc lifting plate; 17. a bayonet lock; 18. a moving plate; 19. a limit groove; 20. a first spring; 21. a relief groove; 22. a magnetic metal block; 23. a magnet; 24. an extrusion plate; 25. a second spring; 26. a tension rope; 27. a wheel axle; 28. a third spring; 29. an air flow box; 30. an air pump; 31. a round hole; 32. a temperature rising region; 33. a heat treatment zone; 34. an electric heating tube; 35. a fixing plate; 36. a hinged plate; 37. an annular spacer plate; 38. and a cooling area.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
A graphite article heat treatment apparatus as shown in fig. 2 to 12, comprising a housing 2, further comprising:
The rotary heating assembly is arranged in the shell 2 and is used for carrying out heat treatment on the graphite electrode by the circulating wheel;
the rotary heating assembly further comprises a feed inlet 4 and a discharge outlet 5, the graphite electrode enters the rotary heating assembly from the feed inlet 4 for heat treatment, and is discharged from the discharge outlet 5 after the heat treatment in the rotary heating assembly is finished;
the feeding and conveying assembly is used for conveying the graphite electrode to the feed inlet 4 so that the graphite electrode enters the rotary heating assembly from the feed inlet 4;
the blanking conveying assembly is used for receiving the graphite electrode subjected to heat treatment in the rotary heating assembly and conveying and storing the graphite electrode;
a control unit for controlling the activation of the rotary heating assembly to control the operating temperature and the rotary speed of the rotary heating assembly;
in the process of processing the graphite electrode, high-temperature heat treatment is required to be carried out on the graphite electrode, however, when the outside is in a low-temperature environment and the low-temperature graphite electrode is conveyed to a high-temperature environment, the instantaneous electric heating high temperature can cause abrupt change of the temperature of the graphite electrode, and the abrupt change of the temperature affects the stability of the graphite electrode, so that the quality of the graphite electrode after the heat treatment is finished is affected;
the embodiment of the invention can solve the problems, and the specific implementation manner is that the feeding and conveying component conveys the graphite electrode to the position of the feeding port 4, so that the graphite electrode enters the rotary heating component from the feeding port 4 for heat treatment, the rotary heating component is used for carrying out rotary heat treatment on the graphite electrode, so that the graphite electrode gradually heats up in the rotary process along with the rotary rotation of the rotary heating component after entering the rotary heating component, the graphite electrode is heat treated after gradually heating up, the graphite electrode is gradually cooled after the heat treatment of the graphite electrode is finished, the graphite electrode is discharged from the discharging port 5 after the heat treatment of the graphite electrode is finished, the graphite electrode discharged from the discharging port 5 falls to the upper part of the blanking and conveying component, the feeding and storing device is characterized in that the feeding and storing device is used for conveying and storing graphite electrodes by the feeding and conveying assembly, so that the feeding of the graphite electrodes is completed in the whole heat treatment process of the graphite electrodes, operators are not required to manually carry out, heat dissipation caused by opening devices in the feeding and discharging processes is avoided, the situation of processing efficiency is reduced, the situation of sudden temperature change of the graphite electrodes is avoided through gradual heating and cooling processes of the rotary heating assembly on the graphite electrodes, the situation of influence on processing quality caused by sudden temperature change of the graphite electrodes in the heat treatment process is avoided, and the control unit can control the heating temperature and feeding frequency of the rotary heating assembly according to requirements, so that the control and adjustment are carried out according to processing requirements, and the processing efficiency of the graphite electrodes is improved.
As an alternative embodiment, the feeding conveying assembly includes:
the feeding conveyor belt 1 is used for conveying the graphite electrode to the feeding port 4 for feeding;
the feeding conveyor belt 1 can feed the graphite electrodes, and the graphite electrodes can be sequentially fed as required by uniformly distributing the graphite electrodes above the feeding conveyor belt 1.
As an alternative embodiment, the blanking conveying assembly includes:
the blanking conveyor belt 3 is used for receiving the heat-treated graphite electrodes discharged from the discharge port 5 and conveying the heat-treated graphite electrodes for storage;
the blanking conveyor belt 3 can carry out blanking transmission on the graphite electrode after heat treatment, so that the graphite electrode is conveyed according to the processing speed, and the graphite electrode is conveyed to be stored.
As an alternative embodiment, the control unit comprises:
and a controller for controlling the activation of the rotary heating assembly.
As an alternative embodiment, a rotary heating assembly includes:
the positioning assemblies are provided with a plurality of positioning assemblies and are used for clamping and positioning the single graphite electrode;
the revolution driving assembly is used for driving the positioning assembly to rotate so as to drive the graphite electrode inside the positioning assembly to rotate for heat treatment;
the feeding assembly is used for sequentially feeding the graphite electrodes conveyed by the feeding conveying assembly, so that the graphite electrodes are correspondingly fed into the positioning assembly singly;
The heating component is used for carrying out heat treatment on the graphite electrode, gradually heating the graphite electrode before the heat treatment, and gradually cooling the graphite electrode after the heat treatment;
the positioning component drives the graphite electrode to pass through the heating component;
the control unit is also used for controlling the feeding components to start at equal intervals so as to control the single feeding of the graphite electrode;
the revolution driving component can drive the positioning component to rotate in the shell 2, after the graphite electrode enters from the feeding hole 4, under the action of the feeding component, when the positioning component moves to the position right below the feeding hole 4, the feeding component is correspondingly started, the feeding component is started at equal intervals, namely, once every interval appointed time, the appointed time interval is the time when the positioning component is the position replacement of the adjacent positioning component, namely, the time when the latter positioning component reaches the former positioning component, so that the graphite electrode passes through the feeding component to enter the positioning component, after the graphite electrode passes through, the feeding component is closed, so that only one graphite electrode passes through the feeding component at a time to be fed, then the positioning component positions the graphite electrode, so that the graphite electrode moves along with the positioning component in a rotation mode, the positioning component drives the graphite electrode to enter the heating component, so that the graphite electrode is gradually heated before heat treatment, the graphite electrode is gradually cooled down after the heat treatment, and the condition that the quality of the graphite electrode is influenced is favorable for avoiding the environmental temperature change where the graphite electrode is located.
As an alternative embodiment, the revolution driving assembly includes:
the motor 8 is fixed on the outer side wall of the shell 2, and an output shaft of the motor 8 penetrates through the side wall of the shell 2 and then extends into the shell 2;
the first gear 9 is rotatably arranged on the inner side wall of the shell 2 and is fixedly connected with the output shaft of the motor 8 in a coaxial way;
the two internal gear plates 10 are symmetrically and rotatably arranged on the inner side wall of the shell 2, the internal gear plate 10 on the same side as the first gear 9 is meshed with the first gear 9, and the positioning assembly is arranged between the two internal gear plates 10 so as to be supported by the two internal gear plates 10 and drive the positioning assembly to rotate;
the motor 8 drives the first gear 9 to rotate through the output shaft after being started, the first gear 9 drives the internal gear 10 meshed with the first gear 9 to rotate after rotating, and the internal gear 10 drives the positioning assembly to rotate after rotating, so that the positioning assembly is driven to rotate in the shell 2.
As an alternative embodiment, the feeding assembly includes:
the electric push rod 6 is fixed on the inner side wall of the shell 2;
the shielding plate 7 is slidably arranged at the bottom opening of the feed inlet 4; the telescopic end of the electric push rod 6 is fixedly connected with the shielding plate 7 so as to drive the shielding plate 7 to move;
after graphite electrode gets into the inside of feed inlet 4, receive the hindrance of shielding plate 7, when locating component removes to the feed inlet 4 under, control unit control electric putter 6 starts, electric putter 6 starts the back pulling shielding plate 7 for shielding plate 7 is moved by the below of feed inlet 4 and is yielded, make graphite electrode get into locating component's inside by the below of feed inlet 4, it is reset to carry out the separation again to graphite electrode to start the promotion shielding plate 7 through back electric putter 6 at single graphite electrode, thereby be favorable to avoiding single pass through a plurality of graphite electrodes, cause graphite electrode to get into the inside space department of casing 2, the condition of influencing the normal work of device takes place.
As an alternative embodiment, the heating assembly comprises:
a temperature raising region 32 for gradually raising the temperature of the graphite electrode before heat treatment;
a heat treatment region 33 for performing a high-temperature heat treatment on the graphite electrode;
a cooling zone 38 for gradually cooling the heat-treated graphite electrode after treatment;
the positioning component drives the graphite electrode to sequentially pass through the heating zone 32, the heat treatment zone 33 and the cooling zone 38, so that when the graphite electrode enters the heating zone 32, the temperature gradually rises along with rotation movement, so that the graphite electrode is gradually heated, the situation that the environment where the graphite electrode is located is instantaneously heated is avoided, when the graphite electrode enters the heat treatment zone 33, the graphite electrode is uniformly heat treated, the situation that the quality is influenced is avoided, after the heat treatment of the graphite electrode is finished, the positioning component drives the graphite electrode to enter the cooling zone 38, the temperature of the environment where the graphite electrode is located is gradually reduced, the situation that the environment where the graphite electrode is located is instantaneously cooled is avoided, and the situation that the quality is influenced due to abrupt change of the temperature of the graphite electrode is avoided.
As an alternative embodiment, the warming zone 32 includes:
An annular partition plate 37 fixed to the inside of the housing 2 to partition the inside of the housing 2;
the electric heating pipes 34 are arranged along the inside of the shell 2 and distributed on two sides of the positioning assembly, and the intervals between the adjacent electric heating pipes 34 are gradually reduced from top to bottom;
the annular partition plate 37 and the shell 2 are separated by a heating space, and through the electric heating pipes 34 distributed at intervals, the heating temperature in the upper space of the heating area 32 is lower due to the sparse distribution of the electric heating pipes 34, and the heating temperature in the lower space of the heating area 32 is higher due to the dense distribution of the electric heating pipes 34, so that the temperature in the heating area 32 is gradually increased from top to bottom due to the arrangement of the electric heating pipes 34 with gradually reduced intervals from top to bottom, thereby being beneficial to gradually heating the electric heating pipes 34.
As an alternative embodiment, the heat treatment area 33 includes:
a plurality of electric heating pipes 34 distributed on both sides of the positioning assembly are arranged along the arc-shaped array of the inner wall of the shell 2;
the electric heating pipes 34 are uniformly distributed in the heat treatment area 33, so that the heating temperature in the heat treatment area 33 is uniform, and the intervals between the electric heating pipes 34 are smaller than the intervals between the electric heating pipes 34 in the space of the temperature raising area 32, so that the graphite electrode is uniformly heat treated.
As an alternative embodiment, the cool down zone 38 is symmetrically disposed with the warm up zone 32;
the temperature lowering area 38 is symmetrically arranged with the temperature raising area 32, so that the temperature of the graphite electrode is gradually lowered after the heat treatment is finished, and the condition that the temperature of the graphite electrode suddenly changes is avoided.
As an alternative embodiment, further comprising:
the isolation component is used for isolating the adjacent heating zone 32, the heat treatment zone 33, the cooling zone 38 and the feeding hole 4, so as to reduce the spreading of heat of the heating zone 32, the heat treatment zone 33 and the cooling zone 38 to the feeding hole 4;
by reducing heat spreading among the zones, heat dissipation is reduced, thereby being beneficial to saving energy consumption of the heating zone 32, the heat treatment zone 33 and the cooling zone 38 and facilitating temperature control of the heating zone 32, the heat treatment zone 33 and the cooling zone 38.
As an alternative embodiment, the isolation assembly comprises:
the fixing plates 35 are provided with four groups, and are respectively arranged between the feed inlet and the heating zone, between the heating zone and the heat treatment zone, between the heat treatment zone and the cooling zone, and between the cooling zone and the feed inlet, two fixing plates 35 are in one group, and the same group of fixing plates 35 are respectively fixed on the inner wall of the shell 2 and the inner wall of the annular spacing plate 37;
the hinge plates 36 are arranged corresponding to the fixing plates 35 and are respectively connected to the end parts of the fixing plates 35 in a rotating way, second torsion springs are sleeved on the outer rings of the rotating shafts of the hinge plates 36, and two ends of each second torsion spring are respectively fixedly connected with the fixing plate 35 and the hinge plates 36;
The hinged plate 36 can only turn to one side, the turning direction of the hinged plate 36 is the same as the moving direction of the positioning assembly, and when the hinged plate 36 turns to be horizontal with the fixed plate 35 under the action of the torsion spring, the hinged plate 36 cannot continue turning under the action of the obstruction of the end part of the fixed plate 35;
when the positioning assembly passes through the isolation assembly, the four positioning assemblies synchronously pass through the four isolation assemblies respectively;
when the hinge plates 36 are combined, the two hinge plates 36 block the space between the fixed plates 35, so that heat dissipation is reduced, when the positioning assembly needs to pass through, the positioning assembly pushes the hinge plates 36, the hinge plates 36 are pushed to turn open after being pushed, so that the space between the fixed plates 35 is exposed, the positioning assembly passes through, after the positioning assembly passes through, the hinge plates 36 are turned and combined under the action of torsion force of the second torsion spring, when the hinge plates 36 are turned and combined to be horizontal with the fixed plates 35, the hinge plates 36 are blocked by the fixed plates 35 and cannot continue to be turned, so that the final state of the hinge plates 36 is turned to be flush with the fixed plates 35, thereby being beneficial to blocking through the hinge plates 36, reducing heat dissipation, reducing energy consumption caused by heat dissipation, reducing interference of the external environment on heat dissipation in the heating assembly, and being convenient for control of temperature by staff.
As an alternative embodiment, further comprising:
the airflow driving component is used for driving airflow to flow in the heating zone 32, the heat treatment zone 33 and the cooling zone 38, so that the airflow flows along the airflow driving component, the heating zone 32 and the heat treatment zone 33 and along the airflow driving component, the cooling zone 38 and the heat treatment zone 33, and the flow of the airflow to the position of the feed inlet 4 is reduced when the graphite electrode is driven by the positioning component to pass through the isolation component;
the temperature loss of the positioning assembly when passing through the isolation assembly is reduced by reducing the outward flow of the air flow from the heating assembly, so that the energy consumption is reduced, and the air flow is enabled to flow from a low-temperature environment to a high-temperature environment by unidirectional flow of the air flow in a certain space, so that the uniform increase and the uniform decrease of the temperature in the heating assembly are maintained, and the uniform change of the temperature is maintained.
As an alternative embodiment, the airflow driving assembly includes:
an air flow box 29 fixed inside the housing 2 at the inner ring position of the annular partition plate 37;
an air pump 30 fixed inside the air flow box 29, an input end of the air pump 30 being communicated with the heat treatment area 33 through a connection pipe;
the circular holes 31 are provided with two groups, each group is provided with a plurality of circular holes, the circular holes are arranged on the side walls of the two ends of the air flow box 29 in a penetrating way in a linear array, and the two groups of circular holes 31 are respectively communicated with the heating area 32 and the cooling area 38;
The air pump 30 pumps air in the heat treatment area 33 so that the air flows into the air flow box 29, negative pressure is formed after the air in the heat treatment area 33 is pumped, when the isolation assembly is started, under the action of the negative pressure, the air flows from the two sides of the heating area 32 and the cooling area 38 to the heat treatment area 33, so that negative pressure is formed in the heating area 32 and the cooling area 38, meanwhile, high pressure is formed in the air flow box 29 due to the air discharged by the air pump 30, when the air in the air flow box 29 is in a high-pressure environment and the interiors of the heating area 32 and the cooling area 38 are in a negative pressure environment, the air flows from the air flow box 29 to the two sides of the heating area 32 and the cooling area 38, so that a circulation path of the air flow is established through the guide of the air pump 30, the exchange between the air flow and the external environment is reduced, heat loss is reduced, and the temperature is gradually increased and reduced through limitation of the air flow path of the air flow in the heat treatment area 33, and the graphite is led to the heating area 32 and the cooling area 38 by inputting the air flow of the heat treatment area 33 into the heating area 32 and the cooling area 38, so that when the graphite electrode is led to the heat loss is reduced, the graphite electrode is led to the cooling area 32 and the cooling area is kept to the stable when the heat loss is reduced, and the graphite electrode is led to the cooling area 32 by the heat loss is caused by the heat loss when the graphite electrode is led to the heating area.
As an alternative embodiment, the positioning assembly comprises:
the revolution driving component is used for driving the arc-shaped fixing plate 13 to rotate;
the two arc-shaped overturning plates 14 are symmetrically hinged to the two ends of the top of the arc-shaped fixed plate 13, the outer rings of the rotating shafts of the two arc-shaped overturning plates 14 are sleeved with first torsion springs 15, and the two ends of each first torsion spring 15 are fixedly connected with the arc-shaped fixed plate 13 and the arc-shaped overturning plate 14 respectively;
the gravity extrusion component is used for pulling the two arc-shaped overturning plates 14 to overturn and close when the inside of the arc-shaped fixed plate 13 is extruded by the graphite electrode, and the two arc-shaped overturning plates 14 are combined with the arc-shaped fixed plate 13 to form a cylinder after being closed;
the limiting component is used for limiting the state of the gravity extrusion component so as to enable the two arc-shaped overturning plates 14 to keep a closed state, and when the positioning component rotates to the position above the discharge hole 5, the limiting component releases the limit so as to enable the graphite electrode to push the two arc-shaped overturning plates 14 to overturn under the action of gravity and then complete blanking;
the self-rotation driving assembly is used for driving the positioning assembly to rotate so that the positioning assembly drives the graphite electrode to uniformly heat through the self-rotation when the graphite electrode is subjected to heat treatment;
when the graphite electrode falls from the feed inlet 4, the arc-shaped overturning plates 14 are in an overturning opening state under the action of the torsion force of the first torsion spring 15, so that the graphite electrode directly enters the inside of the arc-shaped fixing plate 13 after falling, the graphite electrode falls into the inside of the arc-shaped fixing plate 13 and then is extruded to a gravity extrusion component, under the action of the gravity extrusion component, the two arc-shaped overturning plates 14 are pulled to overturn and close, the two arc-shaped overturning plates 14 are combined with the arc-shaped fixing plate 13 into a cylinder after being closed, a containing space is formed for the graphite electrode, the graphite electrode is driven to move for heat treatment when the arc-shaped fixing plate 13 moves, the rotation driving component drives the arc-shaped fixing plate 13 to rotate in the moving process of the arc-shaped fixing plate 13, thereby being favorable for uniformly heating the graphite electrode through rotation, being favorable for improving the heat treatment efficiency of the graphite electrode, when the revolution driving component drives the arc-shaped fixing plate 13 to move to the position under the feed inlet 4, under the action of the rotation driving assembly, the positioning assembly rotates to a state that the two arc-shaped overturning plates 14 are positioned right above the arc-shaped fixed plates 13, namely, the openings of the two arc-shaped overturning plates 14 face upwards, when the revolution driving assembly drives the arc-shaped fixed plates 13 to move right above the discharge holes 5, under the action of the rotation driving assembly, the positioning assembly rotates to a state that the two arc-shaped overturning plates 14 are positioned right below the arc-shaped fixed plates 13, namely, the openings of the two arc-shaped overturning plates 14 face downwards, the limiting assembly limits the state of the gravity extrusion assembly after graphite electrodes fall, so that the two arc-shaped overturning plates 14 keep a closed state, and the situation that the graphite electrodes are pushed to overturn under the action of gravity in the overturning process of the arc-shaped fixed plates 13 is avoided, and the graphite electrodes fall is caused, when graphite electrode rotates to the position right above the discharge gate 5, the limiting component releases the limit, so that the arc-shaped overturning plate 14 can be overturned and opened, and the arc-shaped overturning plate 14 is pushed to overturn under the action of gravity of the graphite electrode, so that the blanking of the graphite electrode is completed, the automatic feeding and discharging of the graphite electrode is completed, and the heat treatment efficiency of the graphite electrode is improved.
As an alternative embodiment, the gravity extrusion assembly comprises:
the arc lifting plate 16 is vertically and slidably connected to the inside of the arc fixing plate 13;
the two groups of tension ropes 26 are distributed at the two ends of the arc-shaped lifting plate 16, the two tension ropes 26 are in one group, the bottoms of the tension ropes 26 are fixedly connected with the end parts of the arc-shaped lifting plate 16, and the tops of the two tension ropes 26 in the same group are respectively and fixedly connected with the two arc-shaped turnover plates 14;
a wheel shaft 27 fixed to the inner wall of the arc-shaped fixing plate 13 for supporting the sliding of the tension rope 26;
a plurality of first springs 20 fixed between the arc-shaped lifting plate 16 and the arc-shaped fixing plate 13;
when the graphite electrode extrudes the arc lifter plate 16, the arc lifter plate 16 is moved downwards after being extruded, the pull rope 26 is pulled after the arc lifter plate 16 moves downwards, the pull rope 26 pulls the two arc turnplates 14 to turn over, the wheel shaft 27 can adjust the pulling direction of the pull rope 26, thereby the pull rope 26 can directly pull the arc turnplates 14 to turn over after being pulled, the two arc turnplates 14 are closed after turning over, a closed space is formed between the two arc turnplates 14 and the arc fixed plate 13, the arc lifter plate 16 is limited by a limiting component after moving downwards, thereby the closed state of the two arc turnplates 14 after turning over is maintained, when the arc turnplates 14 rotate to the lower side of the arc fixed plate 13, after the limiting component is released, the arc turnplates 14 are pushed to turn over and open under the gravity action of the graphite electrode, thereby the graphite electrode falls down and is discharged by the discharge port 5 after the arc turnplates 14 are turned over, and automatic feeding of the graphite electrode is facilitated.
As an alternative embodiment, the spacing assembly includes:
a plurality of bayonet locks 17 are arranged and fixed on the outer cambered surface of the arc lifting plate 16;
the moving plate 18 is connected with the outer cambered surface of the arc-shaped fixed plate 13 in a sliding manner;
the limiting groove 19 is arranged corresponding to the bayonet 17, penetrates through the top of the moving plate 18, and is in a convex shape;
a magnetic metal block 22 is fixed at the end of the moving plate 18;
the magnet 23 is embedded and fixed on the inner wall of the shell 2, and when the arc-shaped fixing plate 13 rotates to be right above the discharge hole 5, the magnet 23 is aligned with the magnetic metal block 22;
a third spring 28 fixed between the moving plate 18 and the arc-shaped fixed plate 13;
during feeding, the openings of the two arc-shaped turnover plates 14 are upward, the clamping pins 17 are driven to move downwards when the arc-shaped lifting plates 16 move downwards, the clamping pins 17 pass through the narrow ends of the limiting grooves 19 in a pressing mode when the clamping pins 17 move downwards, the clamping pins 17 pass through the narrow ends of the limiting grooves 19 and then are clamped at the bottoms of the narrow ends of the limiting grooves 19, so that the arc-shaped lifting plates 16 are limited, limiting of the arc-shaped turnover plates 14 is completed, when the arc-shaped fixing plates 13 move to the position right above the discharge holes 5 (namely during discharging), the openings of the two arc-shaped turnover plates 14 face downwards, the magnets 23 are aligned with the magnetic metal blocks 22, the magnetic metal blocks 22 are pulled to move towards the magnets 23 under the action of the magnetic attraction of the magnets 23, the magnetic metal blocks 22 drive the moving plates 18 to move, the moving plates 18 drive the limiting grooves 19 to move, the wide ends of the limiting grooves 19 move to the positions of the clamping pins 17, the clamping pins 17 lose limiting positions, therefore, under the elastic force of the first spring 20, the first spring 20 pushes the arc lifting plate 16 to move and reset towards the inner arc direction of the arc fixing plate 13, so that the limit of the arc lifting plate 16 is released, the limit of the arc turning plate 14 is released, the arc turning plate 14 can be turned and opened under the action of the first torsion spring 15, after the arc fixing plate 13 moves through the magnet 23, the magnet 23 does not have magnetic attraction to the magnetic metal block 22, at the moment, the moving plate 18 is pushed and reset under the action of the third spring 28, at the moment, the clamping pin 17 is reset through the limiting groove 19, and therefore when the arc lifting plate 16 is stressed again, the clamping pin 17 is pushed to pass through the limiting groove 19 again to complete limiting, so that the limit of the closed state of the arc turning plate 14 is facilitated after feeding, and the limit is released during discharging.
As an alternative embodiment, the rotation driving assembly includes:
the second gears 11 are arranged in a plurality of groups corresponding to the arc-shaped fixing plates 13, the two second gears 11 are in one group, and the second gears 11 in the same group are symmetrically fixed at two ends of the arc-shaped fixing plates 13; the sidewall of the second gear 11 is provided with a relief groove 21 for the magnetic metal block 22 and the moving plate 18 to pass through.
An internal gear strip 12 arranged corresponding to the second gear 11 and fixed on the inner wall of the casing 2, the internal gear strip 12 being meshed with the second gear 11;
the second gear 11 rotates along with the arc-shaped fixed plate 13, and the rotation is generated by the action of the meshed internal gear strips 12 in the rotation process of the second gear 11, so that the second gear 11 is driven to rotate, the second gear 11 drives the arc-shaped fixed plate 13 to rotate, and the graphite electrode is driven to rotate so as to be heated uniformly.
As an alternative embodiment, further comprising:
the clamping assembly is used for clamping the graphite electrode in the positioning assembly so that the positioning assembly can drive the graphite electrode to synchronously rotate when rotating.
As an alternative embodiment, the clamping assembly comprises:
the squeeze plate 24 is arranged corresponding to the arc-shaped overturning plate 14;
the second springs 25 are provided with a plurality of groups corresponding to the extrusion plates 24, and the second springs 25 in the same group are fixed between the extrusion plates 24 and the corresponding arc-shaped turnover plates 14;
When the graphite electrode enters the arc-shaped fixed plate 13, after the two arc-shaped turnover plates 14 are turned and closed, the arc-shaped turnover plates 14 drive the extrusion plates 24 to extrude the graphite electrode, and the extrusion plates 24 compress the second springs 25 after extruding the graphite electrode, so that clamping force is applied to the graphite electrode, and the graphite electrode is driven to synchronously rotate when the arc-shaped fixed plate 13 rotates, and even heating of the graphite electrode is facilitated.
A control method of a graphite product heat treatment apparatus as shown in fig. 1, in which a first pressure sensor is installed below a feed port 4, and a positioning assembly presses the first pressure sensor while rotating to a position right below the feed port 4, the control method comprising the steps of:
controlling the starting of the feeding assembly according to the feeding alignment information so as to control the feeding assembly to perform single corresponding feeding on the positioning assembly;
and extruding the first pressure sensor when the positioning assembly rotates to the position right below the feeding hole 4, enabling the first pressure sensor to generate feeding alignment information after receiving extrusion force, sending the feeding alignment information to the control unit, generating feeding control information according to the feeding alignment information after receiving the feeding alignment information, and then sending the feeding control information to the feeding assembly by the control unit, so as to control the starting of the feeding assembly, and finishing the feeding of the single graphite electrode after the starting of the feeding assembly.
As an alternative embodiment, the heat treatment area 33 has a temperature sensor installed inside, and further includes:
controlling the heat treatment area 33 to start according to the over-temperature information so that the heat treatment area 33 reduces the heat treatment temperature;
controlling the heat treatment area 33 to be started according to the low temperature information so that the heat treatment area 33 increases the heat treatment temperature;
before the work, the worker inputs the working temperature required by the heat treatment area 33 through the control unit, the temperature sensor detects the temperature inside the heat treatment area 33, when the temperature sensor detects that the temperature is greater than the working temperature, the temperature sensor generates over-temperature information and sends the over-temperature information to the control unit, the control unit generates cooling control information according to the over-temperature information, then the control unit sends the cooling control information to the heat treatment area 33 to control the heat treatment area 33 to reduce the treatment temperature, when the temperature sensor detects that the temperature is lower than the working temperature, the temperature sensor generates low-temperature information and sends the low-temperature information to the control unit, the control unit generates heating control information according to the low-temperature information, and then the control unit sends the heating control information to the heat treatment area 33 to control the heat treatment area 33 to raise the treatment temperature.
As an alternative embodiment, the second pressure sensor is installed inside the heating zone 32, and the positioning assembly presses the second pressure sensor when rotating to the inside of the heating zone 32, and further includes:
controlling the air flow driving assembly to start according to the extrusion information so as to control the air flow driving assembly to enhance the air flow driving;
the second pressure sensor is pressed when the positioning assembly rotates to the inside of the heating area 32, the second pressure sensor generates pressing information after being pressed and sends the pressing information to the control unit, the control unit generates enhanced control information according to the pressing information, and then the control unit sends the enhanced control information to the air flow driving assembly to control the air flow driving assembly to start enhancing the driving of the air flow, so that the guiding effect of the air flow is enhanced when the positioning assembly passes through the isolation assembly, and heat dissipation is reduced.
The working principle of the invention is as follows: the material loading conveying subassembly carries graphite electrode to feed inlet 4 departments for graphite electrode carries out heat treatment by the inside that feed inlet 4 got into the wheel rotation heating subassembly, wheel rotation heating subassembly is used for carrying out wheel rotation heat treatment to graphite electrode, make graphite electrode after getting into wheel rotation heating subassembly, along with wheel rotation heating subassembly wheel, in the wheel rotation process, heat gradually the graphite electrode goes up the temperature of rising gradually the back again, carry out heat treatment to graphite electrode, after graphite electrode heat treatment finishes, thereby accomplish the heat treatment process to graphite electrode, after finishing graphite electrode heat treatment, graphite electrode is discharged by discharge gate 5, by the top of discharge gate 5 exhaust graphite electrode whereabouts to unloading conveying subassembly, thereby carry out the storage by unloading conveying subassembly, thereby accomplish the whole heat treatment in-process to graphite electrode, need not the manual material loading that carries out graphite electrode of operating personnel, thereby the condition emergence of heat loss that the switching device caused in material loading and unloading in-process is favorable to avoid the material loading and reducing processing efficiency, and the temperature of graphite electrode takes place gradually the temperature of drop to the graphite electrode after finishing the graphite electrode heat treatment, thereby the temperature of control the temperature of the graphite electrode is favorable to take place according to the temperature control the heating element according to the temperature of the control of the heating element that the control the temperature of the graphite electrode takes place, thereby the processing efficiency of the control of the demand of the graphite electrode in the heating element and the control the heating element of the temperature change in the heating process of the demand of the control of the demand of the graphite electrode to take place.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims.
Claims (10)
1. A graphite article heat treatment apparatus comprising a housing (2), characterized by further comprising:
the rotary heating assembly is arranged in the shell (2) and is used for carrying out heat treatment on the graphite electrode by a rotary wheel;
the rotary heating assembly further comprises a feed inlet (4) and a discharge outlet (5), graphite electrodes enter the rotary heating assembly from the feed inlet (4) to be subjected to heat treatment, and are discharged from the discharge outlet (5) after the heat treatment in the rotary heating assembly is finished;
the feeding and conveying assembly is used for conveying the graphite electrode to the feeding port (4) so that the graphite electrode enters the rotary heating assembly from the feeding port (4);
the blanking conveying assembly is used for receiving the graphite electrode subjected to the heat treatment in the rotary heating assembly and conveying and storing the graphite electrode;
And the control unit is used for controlling the starting of the rotary heating assembly so as to control the working temperature and the rotary speed of the rotary heating assembly.
2. A graphite article heat treatment apparatus according to claim 1, wherein said rotary heating assembly comprises:
the positioning assemblies are provided with a plurality of positioning assemblies and are used for clamping and positioning the single graphite electrode;
the revolution driving assembly is used for driving the positioning assembly to rotate so as to drive the graphite electrode inside the positioning assembly to rotate for heat treatment;
the feeding assembly is used for sequentially feeding the graphite electrodes conveyed by the feeding conveying assembly, so that the graphite electrodes are correspondingly fed into the positioning assembly singly;
the heating component is used for carrying out heat treatment on the graphite electrode, gradually heating the graphite electrode before the heat treatment, and gradually cooling the graphite electrode after the heat treatment;
the positioning component drives the graphite electrode to pass through the heating component;
the control unit is also used for controlling the feeding assembly to start at equal intervals so as to control the single feeding of the graphite electrode.
3. A graphite article heat treatment apparatus according to claim 2, wherein said heating assembly comprises:
A temperature raising region (32) for gradually raising the temperature of the graphite electrode before heat treatment;
a heat treatment region (33) for performing a high-temperature heat treatment on the graphite electrode;
and the cooling area (38) is used for gradually cooling the graphite electrode after the heat treatment is carried out.
4. A graphite article heat treatment apparatus according to claim 3, further comprising:
and the isolation component is used for isolating the heating region (32), the heat treatment region (33), the cooling region (38) and adjacent two of the feed inlets (4) so as to reduce the spreading of heat of the heating region (32), the heat treatment region (33) and the cooling region (38) to the feed inlets (4).
5. The graphite article heat treatment apparatus according to claim 4, further comprising:
and the airflow driving assembly is used for driving airflow to flow in the heating-up area (32), the heat treatment area (33) and the cooling-down area (38), so that the airflow flows along the airflow driving assembly, the heating-up area (32) and the heat treatment area (33) and along the airflow driving assembly, the cooling-down area (38) and the heat treatment area (33), and the flow of the airflow to the feeding port (4) is reduced when the positioning assembly drives the graphite electrode to pass through the isolation assembly.
6. The graphite article heat treatment apparatus of claim 5, wherein said positioning assembly comprises:
the revolution driving assembly is used for driving the arc-shaped fixing plate (13) to rotate;
the two arc-shaped overturning plates (14) are symmetrically hinged to the two ends of the top of the arc-shaped fixed plate (13), first torsion springs (15) are sleeved on the outer rings of the rotating shafts of the two arc-shaped overturning plates (14), and the two ends of each first torsion spring (15) are fixedly connected with the arc-shaped fixed plate (13) and the arc-shaped overturning plate (14) respectively;
the gravity extrusion assembly is used for pulling the two arc-shaped overturning plates (14) to overturn and close when the inside of the arc-shaped fixed plates (13) is extruded by the graphite electrodes, and the two arc-shaped overturning plates (14) are combined with the arc-shaped fixed plates (13) to form a cylinder after being closed;
the limiting component is used for limiting the state of the gravity extrusion component so as to enable the two arc-shaped overturning plates (14) to keep a closed state, and when the positioning component rotates to the position above the discharge hole (5), the limiting component releases the limitation, so that the graphite electrode pushes the two arc-shaped overturning plates (14) to overturn under the action of gravity and then the blanking is completed;
And the autorotation driving assembly is used for driving the positioning assembly to rotate, so that the positioning assembly drives the graphite electrode to uniformly heat through self rotation when heat treatment is carried out.
7. The graphite article heat treatment apparatus according to claim 5, further comprising:
the clamping assembly is used for clamping the graphite electrode in the positioning assembly, so that the positioning assembly can drive the graphite electrode to synchronously rotate when rotating.
8. A control method of a graphite article heat treatment apparatus, which is applied to a graphite article heat treatment apparatus as claimed in any one of claims 5 to 7, characterized in that a first pressure sensor is installed below the feed port (4), and the positioning assembly presses the first pressure sensor while rotating to a position directly below the feed port (4), the control method comprising the steps of:
and controlling the starting of the feeding assembly according to the feeding alignment information so as to control the feeding assembly to perform single corresponding feeding on the positioning assembly.
9. A control method of a graphite article heat treatment apparatus according to claim 8, wherein said heat treatment zone (33) has a temperature sensor mounted therein, further comprising:
Controlling the start-up of the heat treatment zone (33) in accordance with the over-temperature information such that the heat treatment zone (33) reduces the heat treatment temperature;
the heat treatment zone (33) is controlled to start according to the low temperature information so that the heat treatment zone (33) increases the heat treatment temperature.
10. A control method of a graphite article heat treatment apparatus according to claim 8, wherein a second pressure sensor is installed inside said temperature raising region (32), and said positioning assembly presses said second pressure sensor while rotating inside said temperature raising region (32), further comprising:
and controlling the air flow driving assembly to start according to the extrusion information so as to control the air flow driving assembly to enhance air flow driving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311709500.8A CN117460108A (en) | 2023-12-13 | 2023-12-13 | Graphite product heating treatment equipment and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311709500.8A CN117460108A (en) | 2023-12-13 | 2023-12-13 | Graphite product heating treatment equipment and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117460108A true CN117460108A (en) | 2024-01-26 |
Family
ID=89583907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311709500.8A Withdrawn CN117460108A (en) | 2023-12-13 | 2023-12-13 | Graphite product heating treatment equipment and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117460108A (en) |
-
2023
- 2023-12-13 CN CN202311709500.8A patent/CN117460108A/en not_active Withdrawn
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Application publication date: 20240126 |