CN114833734A - Production and processing equipment for aluminum oxide grinding medium and working method of production and processing equipment - Google Patents
Production and processing equipment for aluminum oxide grinding medium and working method of production and processing equipment Download PDFInfo
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- CN114833734A CN114833734A CN202210295512.XA CN202210295512A CN114833734A CN 114833734 A CN114833734 A CN 114833734A CN 202210295512 A CN202210295512 A CN 202210295512A CN 114833734 A CN114833734 A CN 114833734A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/009—Tools not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the technical field of mechanical equipment, in particular to production and processing equipment of alumina grinding media, which comprises an equipment underframe, an installation frame and a movable frame, wherein the installation frame and the movable frame are arranged above the equipment underframe, the grinding media slurry in a forming assembly is cooled and formed by a heat exchange assembly arranged on the peripheral surface of the movable frame, meanwhile, the heat energy of the grinding media slurry is absorbed and then is led into the other side of the heat exchange assembly, after a formed part in the forming assembly is taken out, the forming assembly is preheated by utilizing the absorbed heat energy, the temperature difference between the forming assembly and the grinding media slurry is reduced, the forming quality of the alumina grinding media is improved, meanwhile, the waste of heat energy resources is reduced, in addition, a pressure sensor for detecting the material injection amount is arranged in the forming assembly, the material injection amount in a forming die cavity is detected by the pressure sensor, the material injection amount of the grinding media in each time is uniform, thereby ensuring the specification and quality stability of the formed part of the grinding medium.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to production and processing equipment of an alumina grinding medium and a working method thereof.
Background
The method of aluminium oxide grinding medium generally adopting the pouring when production, because the mould temperature is lower when pouring to the mould, liquid metal temperature is higher, when pouring, the quality problems easily appear because the difference in temperature in the grinding medium, and the volume of pouring is not convenient for detect, still need conveniently take out its cooling after the pouring finishes, cause heat loss, the resource and energy waste, the production and processing equipment degree of automation of present grinding medium is low in addition, need the manual work to carry out the auxiliary operation to production and processing, this has increased the artificial management degree of difficulty undoubtedly, and the quality problems of production and processing appear easily in manual management, let aluminium oxide grinding medium's production finished product quality can't obtain the guarantee.
Based on the technical defects, the production and processing equipment for the alumina grinding medium is provided, and the working method of the production and processing equipment is also disclosed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides production and processing equipment of an alumina grinding medium and a working method thereof, which solve the problems that the quality of the grinding medium is poor due to the temperature difference between a mould and liquid metal in the production and processing process of the grinding medium, the heat energy of the grinding medium is wasted in the cooling process, and the automation degree of the production and processing equipment is low.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the production and processing equipment for the aluminum oxide grinding medium comprises an equipment chassis, a mounting frame and a movable frame, wherein the mounting frame and the movable frame are arranged above the equipment chassis, two first servo electric cylinders are symmetrically arranged at the top of the equipment chassis, one ends of driving shafts of the two first servo electric cylinders are fixedly connected with the bottom of the mounting frame, a material injection machine is arranged at the top of the mounting frame, an injection head is arranged at the bottom end of the material injection machine, a servo motor is arranged inside the equipment chassis, one end of an output shaft of the servo motor is fixedly connected with the inside of the movable frame, a forming assembly is arranged inside the movable frame, and a heat exchange assembly is arranged on the peripheral surface of the movable frame;
when the alumina grinding medium is molded, the first servo electric cylinder driving shaft drives the mounting frame to move downwards, grinding medium slurry is injected into the molding assembly through the material injection machine, then the servo motor output shaft drives the movable frame to rotate, the grinding medium slurry in the molding assembly is cooled and molded through the heat exchange assembly arranged on the peripheral surface of the movable frame, meanwhile, heat energy of the grinding medium slurry is absorbed and then guided into the other side of the heat exchange assembly, after a molded part in the molding assembly is taken out, the molding assembly is preheated by the absorbed heat energy, the temperature difference between the molding assembly and the grinding medium slurry is reduced, the molding quality of the alumina grinding medium is improved, and meanwhile, the waste of heat energy resources is reduced;
the heat exchange assembly comprises a cooling frame and a preheating frame, the cooling frame and the preheating frame are arranged at the top of the equipment bottom frame, the cooling frame and the preheating frame are respectively located on the front side and the back side of the movable frame, a plurality of semiconductor refrigeration sheets are arranged inside the cooling frame and are distributed at equal intervals inside the cooling frame, the cold ends of the semiconductor refrigeration sheets face one side of the movable frame, a first heat exchange tube is arranged on one side of the hot end of each semiconductor refrigeration sheet, a plurality of electric heating plates are arranged inside the preheating frame and are distributed at equal intervals inside the preheating frame, a first rotating groove is formed inside the movable frame, a second heat exchange tube is arranged inside the first rotating groove, a second rotating groove is formed inside the movable frame, a preheating tube is arranged inside the second rotating groove, the first heat exchange tube and the second heat exchange tube are arranged inside the first rotating groove, The inside of the second heat exchange tube is communicated with the inside of the preheating tube, and the first heat exchange tube, the second heat exchange tube and the preheating tube are communicated in an internal circulation mode.
Preferably, the shaping subassembly includes the link, goes up module and lower module, the inside of adjustable shelf is provided with down the module, and the top activity of lower module is provided with the module, it is provided with the link to go up the global of module, and the top of going up the module is provided with annotates the stub bar, it all has seted up the shaping die cavity with the inside of lower module to go up the module, the inside both sides that just are located down the module of adjustable shelf all are provided with the servo electric jar of second, and the one end of two servo electric jar drive shafts of second all with the bottom fixed connection of link.
Preferably, the inside below that just is located lower module of adjustable shelf slides and is provided with the ejection frame, and the top of ejection frame extends to the inside sliding setting of lower module, the bottom of ejection frame is provided with the servo electric jar of third, and the one end of the servo electric jar drive shaft of third and the bottom fixed connection of ejection frame.
Preferably, material pressing rods are arranged on two sides of the inner part of the upper module in a sliding mode, one ends of the two material pressing rods extend into the inner part of the upper module, fourth servo electric cylinders are arranged on two sides of the inner part of the connecting frame, one ends of driving shafts of the two fourth servo electric cylinders are connected with one ends of the two material pressing rods respectively, and pressure sensors are arranged inside the two material pressing rods;
when grinding medium slurry is injected into a forming die cavity formed by an upper die block and a lower die block by a material injection machine, the grinding medium slurry is filled in the forming die cavity, one ends of two material pressing rods are in direct contact with liquid metal, pressure sensors are used for detecting the pressure on the ends of the two material pressing rods in real time, pressure data detected by the pressure sensors are output to an analysis module in real time, a pressure threshold is preset in the analysis module, the pressure threshold is the standard charging metering of the grinding medium in the forming die cavity, when the detection value of the pressure sensors is smaller than the pressure threshold, the grinding medium slurry is continuously injected into a forming assembly by the material injection machine until the detection value of the pressure sensors reaches the pressure threshold, the material injection machine stops injecting the grinding medium slurry, the injection quantity of the grinding medium is uniform every time, and the specification and quality of the formed part of the grinding medium are ensured to be stable, when pressure sensor's detection numerical value exceeded the pressure threshold value, shut down and carry out the equipment inspection, avoid the trouble of equipment to cause the production processingquality problem of grinding medium, in addition when going on the die sinking of last module and lower module, utilize two servo electric cylinder drive shafts to promote two pressure ram and separate the formed part in the module and the inside of last module, two servo electric cylinder drive shafts of second promote the link rebound after that, accomplish the die sinking process to last module and lower module smoothly, and let the formed part fall in the inside of module down.
Preferably, the right side of cooling frame and the left side of preheating the frame all are provided with temperature sensor, utilize temperature sensor to carry out real-time detection to the temperature of last module and lower module in the shaping subassembly.
A working method of production and processing equipment of alumina grinding media specifically comprises the following steps:
the method comprises the following steps: the output shaft of the servo motor drives the movable frame to rotate inside the equipment underframe, an electric heating plate inside the preheating frame preheats an upper module and a lower module in the movable frame, and when the temperatures of the upper module and the lower module are close to the injection temperature of grinding medium slurry, the first servo electric cylinder driving shaft drives the mounting frame to move downwards so as to inject the grinding medium slurry into the forming assembly through the material injection machine;
step two, after an injection head of the material injection machine is connected with the material injection head, grinding medium slurry in the material injection machine enters a forming die cavity formed between the upper die block and the lower die block, when the grinding medium slurry is injected into the forming die cavity formed between the upper die block and the lower die block by the material injection machine, the grinding medium slurry is filled in the forming die cavity, one ends of two material pressing rods are in direct contact with liquid metal, a pressure sensor is used for detecting the pressure applied to the ends of the two material pressing rods in real time, and when the detection value of the pressure sensor reaches a pressure threshold value, the material injection machine stops injecting the material;
step three, the output shaft of the servo motor drives the movable frame to rotate, the grinding medium slurry in the forming assembly is cooled by low temperature emitted by the cold end of the semiconductor refrigerating sheet in the cooling frame, at the moment, heat emitted by the hot end of the semiconductor refrigerating sheet is absorbed by heat exchange agent in the first heat exchange tube, heat energy of the grinding medium slurry in the forming assembly is absorbed by the second heat exchange tube, the heat exchange agent in the first heat exchange tube and the second heat exchange tube flows into the preheating tube after absorbing heat energy, and the grinding medium slurry in the forming assembly is cooled and formed under the action of the semiconductor refrigerating sheet and then is taken from the right side of the equipment underframe;
step four: when the formed alumina grinding medium is taken, two fourth servo electric cylinder driving shafts are utilized to push two material pressing rods to separate a formed part in an upper module from the inside of the upper module, then two second servo electric cylinder driving shafts push a connecting frame to move upwards, the die opening process of the upper module and the lower module is smoothly completed, a third servo electric cylinder driving shaft pushes a material ejecting frame to slide upwards, the material ejecting frame ejects the formed part in the lower module, and the automatic discharging of the formed part is realized by matching with a material taking machine;
step five: the servo motor continues to drive the movable frame to rotate, the forming assembly after material taking passes through one side of the preheating frame, at the moment, heat energy of a heat exchange agent in the preheating pipe is absorbed by the forming assembly, meanwhile, the electric heating plate heats up and preheats the forming assembly, the temperature difference between the forming assembly and grinding medium slurry is reduced, when the temperature of the upper module and the temperature of the lower module are close to the material injection temperature of the grinding medium slurry, the grinding medium slurry is injected into the forming assembly by the aid of the material injection machine, and continuous processing production of the alumina grinding medium is achieved.
(III) advantageous effects
The invention provides a production and processing device of an alumina grinding medium and a working method thereof. Compared with the prior art, the method has the following beneficial effects:
(1) the grinding medium slurry in the forming assembly is cooled and formed through the heat exchange assembly arranged on the peripheral surface of the movable frame, meanwhile, the heat energy of the grinding medium slurry is absorbed and then led into the other side of the heat exchange assembly, after the formed part in the forming assembly is taken out, the forming assembly is preheated by the absorbed heat energy, the temperature difference between the forming assembly and the grinding medium slurry is reduced, the forming quality of the alumina grinding medium is improved, meanwhile, the waste of heat energy resources is reduced, in addition, a pressure sensor for detecting the material injection amount is arranged in the forming assembly, the material injection amount in the forming die cavity is detected through the pressure sensor, the material injection amount of the grinding medium is uniform every time, and the stable specification and quality of the formed part of the grinding medium are ensured.
(2) The two material pressing rods are pushed by the two fourth servo electric cylinder driving shafts to separate the formed part in the upper module from the inside of the upper module, then the two second servo electric cylinder driving shafts push the connecting frame to move upwards, the die sinking process of the upper module and the lower module is smoothly completed, the formed part falls into the inside of the lower module, the third servo electric cylinder driving shaft pushes the material ejecting frame to slide upwards, the formed part in the lower module is ejected out by the material ejecting frame, automatic discharging of the formed part is realized by the material taking machine in a matched mode, the automation degree of production and processing equipment is improved, excessive management operation is not needed, and therefore the production quality of the aluminum oxide grinding medium is effectively guaranteed.
(3) Set up the cooling frame respectively and preheat the frame through the both sides at the adjustable shelf, utilize the multistage semiconductor refrigeration piece in the cooling frame to carry out stage cooling to the grinding medium thick liquids in the shaping subassembly, the cooling rate of avoiding grinding medium thick liquids influences the shaping quality at the excessive speed, and temperature when can also the effective control die sinking through the semiconductor refrigeration piece, avoid grinding medium to carry out the die sinking under the complete fashioned state of failing, cause the decline of formed part quality, utilize a plurality of heat exchange tubes to absorb the heat energy of grinding medium thick liquids in the back leading-in preheating tube after, carry out recycle to heat energy, reduce the waste of heat energy resource.
Drawings
FIG. 1 is a schematic diagram of a production process equipment configuration for alumina grinding media of the present invention;
FIG. 2 is a sectional view of a partial structure of the movable frame of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2;
FIG. 4 is a top view of the internal structure of the movable frame, the cooling frame and the preheating frame of the present invention;
fig. 5 is a bottom view of the structure of the present invention.
In the figure, 10, the equipment chassis; 20. a mounting frame; 30. a movable frame; 40. a first servo electric cylinder; 50. injecting a material machine; 60. a servo motor; 101. a connecting frame; 102. an upper module; 103. a lower module; 104. injecting a material head; 105. a second servo electric cylinder; 106. a material pushing frame; 107. a third servo electric cylinder; 108. a material pressing rod; 109. a fourth servo electric cylinder; 201. a cooling rack; 202. a preheating frame; 203. a semiconductor refrigeration sheet; 204. a first heat exchange tube; 205. an electric hot plate; 206. a first rotating groove; 207. a second heat exchange tube; 208. a second rotating groove; 209. and (4) preheating the tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the production and processing equipment for the alumina grinding medium comprises an equipment underframe 10, an installation frame 20 and a movable frame 30, wherein the installation frame 20 and the movable frame 30 are both arranged above the equipment underframe 10, two first servo electric cylinders 40 are symmetrically arranged at the top of the equipment underframe 10, one ends of driving shafts of the two first servo electric cylinders 40 are both fixedly connected with the bottom of the installation frame 20, a material injection machine 50 is arranged at the top of the installation frame 20, an injection head is arranged at the bottom end of the material injection machine 50, a servo motor 60 is arranged inside the equipment underframe 10, one end of an output shaft of the servo motor 60 is fixedly connected with the inside of the movable frame 30, a forming assembly is arranged inside the movable frame 30, and heat exchange assemblies are arranged on the peripheral surface of the movable frame 30;
when the alumina grinding medium is molded, the first servo electric cylinder 40 drives the mounting frame 20 to move downwards, the grinding medium slurry is injected into the molding assembly through the material injection machine 50, then the output shaft of the servo motor 60 drives the movable frame 30 to rotate, the grinding medium slurry in the molding assembly is cooled and molded through the heat exchange assemblies arranged on the peripheral surface of the movable frame 30, meanwhile, the heat energy of the grinding medium slurry is absorbed and then led into the other side of the heat exchange assemblies, after the molded part in the molding assembly is taken out, the molding assembly is preheated by the absorbed heat energy, the temperature difference between the molding assembly and the grinding medium slurry is reduced, the molding quality of the alumina grinding medium is improved, and meanwhile, the waste of heat energy resources is reduced.
In order to realize the automatic die parting treatment of the forming assembly, the forming assembly comprises a connecting frame 101, an upper die block 102 and a lower die block 103, a lower die block 103 is arranged inside a movable frame 30, the upper die block 102 is movably arranged above the lower die block 103, the connecting frame 101 is arranged on the peripheral surface of the upper die block 102, a material injection head 104 is arranged at the top of the upper die block 102, forming die cavities are formed in the upper die block 102 and the lower die block 103, second servo electric cylinders 105 are arranged inside the movable frame 30 and positioned on two sides of the lower die block 103, one ends of driving shafts of the two second servo electric cylinders 105 are fixedly connected with the bottom of the connecting frame 101, the connecting frame 101 is pushed to move upwards by the driving shafts of the two second servo electric cylinders 105, and the connecting frame 101 drives the upper die block 102 to be separated from the lower die block 103, so that the automatic die parting treatment of the forming die is realized;
in order to conveniently send out the formed part from the forming die cavity, a material pushing frame 106 is arranged inside the movable frame 30 and below the lower die block 103 in a sliding mode, the top end of the material pushing frame 106 extends to the inside of the lower die block 103 in a sliding mode, a third servo electric cylinder 107 is arranged at the bottom of the material pushing frame 106, one end of a driving shaft of the third servo electric cylinder 107 is fixedly connected with the bottom of the material pushing frame 106, after the upper die block 102 and the lower die block 103 are separated, the driving shaft of the third servo electric cylinder 107 is used for pushing the material pushing frame 106 to slide upwards, the material pushing frame 106 pushes the formed part inside the lower die block 103 out, and automatic discharging of the formed part is achieved by matching with a material taking machine;
in order to ensure that the charging amount is stable each time and the molded part falls into the lower module 103 during mold opening, the two sides of the interior of the upper module 102 are provided with the material pressing rods 108 in a sliding manner, one ends of the two material pressing rods 108 extend into the interior of the upper module 102, the two sides of the interior of the connecting frame 101 are provided with the fourth servo electric cylinders 109, one ends of driving shafts of the two fourth servo electric cylinders 109 are respectively connected with one ends of the two material pressing rods 108, the interior of the two material pressing rods 108 are provided with pressure sensors, when the material injection machine 50 injects grinding medium slurry into a forming cavity formed in the interior of the upper module 102 and the lower module 103, the grinding medium slurry is filled into the forming cavity, one ends of the two material pressing rods 108 are directly contacted with liquid metal, the pressure sensors are used for detecting the pressure on the ends of the two material pressing rods 108 in real time, and outputting the pressure data detected by the pressure sensors to the analysis module in real time, a pressure threshold is preset in the analysis module, and it should be noted that the pressure threshold is a standard charging metering of the grinding medium in the forming mold cavity, when the detection value of the pressure sensor is smaller than the pressure threshold, the grinding medium slurry is continuously injected into the forming assembly through the injection machine 50, until the detection value of the pressure sensor reaches the pressure threshold, the injection machine 50 stops injecting the grinding medium, the injection amount of the grinding medium is uniform every time, so as to ensure the specification and quality of the formed part of the grinding medium to be stable, when the detection value of the pressure sensor exceeds the pressure threshold, the machine is stopped for performing the equipment inspection, so as to avoid the production and processing quality problem of the grinding medium caused by the fault of the equipment, and in addition, when the mold opening of the upper mold block 102 and the lower mold block 103 is performed, two fourth servo electric cylinders 109 are used to push two material pressing rods 108 to separate the formed part in the upper mold block 102 from the inside of the upper mold block 102, then, two second servo electric cylinders 105 drive the shaft to push the connecting frame 101 to move upwards, so that the mold opening process of the upper mold block 102 and the lower mold block 103 is smoothly completed, and the molded part falls into the lower mold block 103.
In order to solve the problem of large amount of heat energy waste in the process of cooling the grinding medium slurry, the heat exchange assembly comprises a cooling frame 201 and a preheating frame 202, the cooling frame 201 and the preheating frame 202 are both arranged at the top of the equipment bottom frame 10, the cooling frame 201 and the preheating frame 202 are respectively positioned on the front side and the back side of the movable frame 30, a plurality of semiconductor chilling plates 203 are arranged inside the cooling frame 201, the plurality of semiconductor chilling plates 203 are equidistantly distributed inside the cooling frame 201, the grinding medium slurry in the molding assembly is subjected to stage cooling by the aid of the plurality of sections of semiconductor chilling plates 203 in the cooling frame 201, and the molding quality is prevented from being influenced by the excessively high cooling speed of the grinding medium slurry;
the cold end of the semiconductor chilling plate 203 faces one side of the movable frame 30, one side of the hot end of the semiconductor chilling plate 203 is provided with a first heat exchange tube 204, the interior of the preheating frame 202 is provided with a plurality of electric heating plates 205, the plurality of electric heating plates 205 are positioned in the preheating frame 202 and are distributed at equal intervals, the interior of the movable frame 30 is provided with a first rotating groove 206, the interior of the first rotating groove 206 is provided with a second heat exchange tube 207, the interior of the movable frame 30 is provided with a second rotating groove 208, the interior of the second rotating groove 208 is provided with a preheating tube 209, the interiors of the first heat exchange tube 204 and the second heat exchange tube 207 are communicated with the interior of the preheating tube 209 in a circulating manner, the grinding medium slurry in the molding assembly is cooled by utilizing the low temperature emitted by the cold end of the semiconductor chilling plate 203 in the cooling frame 201, at the moment, the heat emitted by the hot end of the semiconductor chilling plate 203 is absorbed by the heat exchange agent in the first heat exchange tube 204, meanwhile, the heat energy of the grinding medium slurry in the forming assembly is absorbed by the second heat exchange tube 207, the heat exchangers in the first heat exchange tube 204 and the second heat exchange tube 207 flow into the preheating tube 209 after absorbing the heat energy, the grinding medium slurry in the forming assembly is cooled and formed under the action of the semiconductor refrigerating sheet 203, the material is automatically taken from the right side of the equipment underframe 10, the heat energy of the heat exchanger in the preheating tube 209 is absorbed by the forming assembly, and meanwhile, the electric heating plate 205 heats up and preheats the forming assembly, so that the temperature difference between the forming assembly and the grinding medium slurry is reduced, and the processing and forming quality of the grinding medium is improved;
in addition, temperature sensors are arranged on the rightmost side of the cooling frame 201 and the leftmost side of the preheating frame 202, the temperature sensors are used for detecting the temperature of the upper module 102 and the temperature of the lower module 103 in the forming assembly, before the forming piece in the forming assembly is taken, the temperature of the upper module 102 and the temperature of the lower module 103 are ensured to be reduced to the temperature of forming and mold opening through the temperature sensors, the condition that the grinding medium is not completely formed and the quality of the formed piece is reduced is avoided, the temperature sensors are used for detecting the temperature of the upper module 102 and the temperature of the lower module 103 when the grinding medium slurry is injected into the forming assembly, the temperature of the upper module 102 and the temperature of the lower module 103 are ensured to be close to the injection temperature of the grinding medium slurry, the grinding medium slurry is injected into the forming assembly through the injection machine 50, and the forming quality of the grinding medium is improved.
As a further scheme of the invention: the invention also discloses a working method of the production and processing equipment of the alumina grinding medium, which comprises the following steps:
the method comprises the following steps: an output shaft of the servo motor 60 drives the movable frame 30 to rotate inside the equipment underframe 10, at the moment, an electric heating plate 205 inside the preheating frame 202 preheats an upper module 102 and a lower module 103 in the movable frame 30, when the temperatures of the upper module 102 and the lower module 103 are close to the injection temperature of grinding medium slurry, a driving shaft of a first servo electric cylinder 40 drives the mounting frame 20 to move downwards, and the grinding medium slurry is injected into a forming assembly through the injection machine 50;
step two, after an injection head of the injection machine 50 is connected with an injection head 104, grinding medium slurry in the injection machine 50 enters a molding cavity formed between the interiors of the upper module 102 and the lower module 103, when the injection machine 50 injects the grinding medium slurry into the molding cavity formed between the interiors of the upper module 102 and the lower module 103, the grinding medium slurry is filled in the molding cavity, one ends of the two pressing rods 108 are in direct contact with liquid metal, a pressure sensor is used for detecting the pressure applied to the ends of the two pressing rods 108 in real time, and when the detection value of the pressure sensor reaches a pressure threshold value, the injection machine 50 stops injecting the material;
step three, the output shaft of the servo motor 60 drives the movable frame 30 to rotate, the grinding medium slurry in the forming assembly is cooled by using the low temperature emitted by the cold end of the semiconductor chilling plate 203 in the cooling frame 201, at the moment, the heat emitted by the hot end of the semiconductor chilling plate 203 is absorbed by the heat exchange agent in the first heat exchange tube 204, meanwhile, the heat energy of the grinding medium slurry in the forming assembly is absorbed by the second heat exchange tube 207, the heat exchange agents in the first heat exchange tube 204 and the second heat exchange tube 207 flow into the preheating tube 209 after absorbing the heat energy, and the grinding medium slurry in the forming assembly is cooled and formed under the action of the semiconductor chilling plate 203 and then is taken from the right side of the equipment underframe 10;
step four: when the formed alumina grinding medium is taken, two material-pressing rods 108 are pushed by two driving shafts of a fourth servo electric cylinder 109 to separate a formed part in an upper module 102 from the inside of the upper module 102, then two driving shafts of a second servo electric cylinder 105 push a connecting frame 101 to move upwards, so that the die opening process of the upper module 102 and the lower module 103 is smoothly completed, the driving shaft of the third servo electric cylinder 107 pushes a material-ejecting frame 106 to slide upwards, the material-ejecting frame 106 ejects the formed part in the lower module 103, and the formed part is automatically unloaded by matching with a material-taking machine;
step five: the servo motor 60 continues to drive the movable frame 30 to rotate, the forming assembly after material taking passes through one side of the preheating frame 202, at the moment, heat energy of the heat exchange agent in the preheating pipe 209 is absorbed by the forming assembly, meanwhile, the electric heating plate 205 heats up and preheats the forming assembly, the temperature difference between the forming assembly and grinding medium slurry is reduced, when the temperature of the upper module 102 and the temperature of the lower module 103 are close to the material injection temperature of the grinding medium slurry, the grinding medium slurry is injected into the forming assembly by the material injection machine 50, and continuous processing production of the alumina grinding medium is achieved.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an alumina grinding medium's production and processing equipment, includes equipment chassis (10), mounting bracket (20) and adjustable shelf (30), mounting bracket (20) all set up the top at equipment chassis (10) with adjustable shelf (30), its characterized in that: the top of the equipment underframe (10) is symmetrically provided with two first servo electric cylinders (40), one ends of driving shafts of the two first servo electric cylinders (40) are fixedly connected with the bottom of the mounting frame (20), the top of the mounting frame (20) is provided with a material injection machine (50), the bottom end of the material injection machine (50) is provided with an injection head, a servo motor (60) is arranged inside the equipment underframe (10), one end of an output shaft of the servo motor (60) is fixedly connected with the inside of the movable frame (30), a molding assembly is arranged inside the movable frame (30), and the peripheral surface of the movable frame (30) is provided with a heat exchange assembly;
the heat exchange assembly comprises a cooling frame (201) and a preheating frame (202), the cooling frame (201) and the preheating frame (202) are arranged at the top of the equipment bottom frame (10), the cooling frame (201) and the preheating frame (202) are respectively arranged on the front surface and the back surface of the movable frame (30), a plurality of semiconductor refrigerating fins (203) are arranged inside the cooling frame (201), the semiconductor refrigerating fins (203) are arranged inside the cooling frame (201) in an equidistant distribution mode, the cold ends of the semiconductor refrigerating fins (203) face one side of the movable frame (30), one side of the hot ends of the semiconductor refrigerating fins (203) is provided with a first heat exchange tube (204), a plurality of electric heating plates (205) are arranged inside the preheating frame (202), the electric heating plates (205) are arranged inside the preheating frame (202) in an equidistant distribution mode, a first rotating groove (206) is formed inside the movable frame (30), and the inside in first rotation groove (206) is provided with second heat exchange tube (207), adjustable shelf (30) inside seted up second rotation groove (208), and the inside in second rotation groove (208) is provided with preheating tube (209), the inside of first heat exchange tube (204), second heat exchange tube (207) all communicates with the inside of preheating tube (209), and the internal cycle intercommunication of first heat exchange tube (204), second heat exchange tube (207) and preheating tube (209).
2. The alumina grinding media production and processing facility of claim 1, further comprising: the forming assembly comprises a connecting frame (101), an upper module (102) and a lower module (103), the lower module (103) is arranged in the movable frame (30), the upper module (102) is movably arranged above the lower module (103), the connecting frame (101) is arranged on the circumferential surface of the upper module (102), a material injection head (104) is arranged at the top of the upper module (102), the forming die cavity is formed in the upper module (102) and the lower module (103), the two sides of the lower module (103) in the movable frame (30) are provided with second servo electric cylinders (105), and one ends of two second servo electric cylinders (105) are fixedly connected with the bottom of the connecting frame (101).
3. The alumina grinding media production and processing facility of claim 2, wherein: the inside and the below that is located lower module (103) of adjustable shelf (30) slides and is provided with a material rest (106), and the top of pushing up material rest (106) extends to the inside sliding arrangement of lower module (103), the bottom of pushing up material rest (106) is provided with third servo electric jar (107), and the bottom fixed connection of the one end of third servo electric jar (107) drive shaft and material rest (106).
4. The alumina grinding media production and processing facility of claim 2, wherein: go up the inside both sides of module (102) and all slide and be provided with pressure feed rod (108), and the one end of two pressure feed rods (108) all extends to the inside of last module (102), the inside both sides of link (101) all are provided with fourth servo electric cylinder (109), and the one end of two fourth servo electric cylinder (109) drive shafts is connected with the one end of two pressure feed rods (108) respectively, two the inside of pressure feed rod (108) all is provided with pressure sensor.
5. The alumina grinding media production and processing facility of claim 2, wherein: the right side of the cooling frame (201) and the left side of the preheating frame (202) are both provided with temperature sensors, and the temperature of the upper module (102) and the temperature of the lower module (103) in the molding assembly are detected in real time by the temperature sensors.
6. The working method of the production and processing equipment of the alumina grinding medium is characterized in that: the method specifically comprises the following steps:
the method comprises the following steps: an output shaft of a servo motor (60) drives a movable frame (30) to rotate in an equipment chassis (10), an electric heating plate (205) in a preheating frame (202) preheats an upper module (102) and a lower module (103) in the movable frame (30), when the temperature of the upper module (102) and the temperature of the lower module (103) are close to the injection temperature of grinding medium slurry, a first servo electric cylinder (40) drives a mounting frame (20) to move downwards, and the grinding medium slurry is injected into a forming assembly through a material injection machine (50);
step two, after an injection head of the injection machine (50) is connected with the injection head (104), grinding medium slurry in the injection machine (50) enters a forming die cavity formed between the inner parts of the upper die block (102) and the lower die block (103), when the grinding medium slurry is injected into the forming die cavity formed between the inner parts of the upper die block (102) and the lower die block (103) by the injection machine (50), the grinding medium slurry is filled in the forming die cavity, one ends of two material pressing rods (108) are in direct contact with liquid metal, pressure sensors are used for detecting the pressure applied to the ends of the two material pressing rods (108) in real time, and when the detection value of the pressure sensors reaches a pressure threshold value, the injection machine (50) stops injecting the material;
step three, an output shaft of the servo motor (60) drives the movable frame (30) to rotate, low temperature emitted by the cold end of the semiconductor chilling plate (203) inside the cooling frame (201) is used for cooling grinding medium slurry inside the forming assembly, heat emitted by the hot end of the semiconductor chilling plate (203) is absorbed by heat transfer agent in the first heat exchange tube (204), meanwhile, heat energy of the grinding medium slurry in the forming assembly is absorbed by the second heat exchange tube (207), the heat transfer agent in the first heat exchange tube (204) and the second heat exchange tube (207) flows into the preheating tube (209) after absorbing heat energy, the grinding medium slurry inside the forming assembly is cooled and formed under the action of the semiconductor chilling plate (203), and then materials are taken from the right side of the equipment underframe (10);
step four: when the formed alumina grinding medium is taken, two material pressing rods (108) are pushed by two driving shafts of a fourth servo electric cylinder (109) to separate a formed part in an upper module (102) from the inside of the upper module (102), then a connecting frame (101) is pushed by two driving shafts of a second servo electric cylinder (105) to move upwards, the die opening process of the upper module (102) and a lower module (103) is smoothly completed, a material pushing frame (106) is pushed by a driving shaft of a third servo electric cylinder (107) to slide upwards, the formed part in the lower module (103) is pushed out by the material pushing frame (106), and the formed part is automatically unloaded by matching with a material taking machine;
step five: the servo motor (60) continues to drive the movable frame (30) to rotate, the molding assembly which finishes material taking passes through one side of the preheating frame (202), at the moment, heat energy of a heat exchange agent in the preheating pipe (209) is absorbed by the molding assembly, meanwhile, the electric heating plate (205) heats up and preheats the molding assembly, the temperature difference between the molding assembly and grinding medium slurry is reduced, when the temperature of the upper module (102) and the temperature of the lower module (103) are close to the material injection temperature of the grinding medium slurry, the grinding medium slurry is injected into the molding assembly by the material injection machine (50), and continuous processing production of the alumina grinding medium is achieved.
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