CN113304665A - Blending system and blending process of denture crown forming slurry - Google Patents
Blending system and blending process of denture crown forming slurry Download PDFInfo
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- CN113304665A CN113304665A CN202110663184.XA CN202110663184A CN113304665A CN 113304665 A CN113304665 A CN 113304665A CN 202110663184 A CN202110663184 A CN 202110663184A CN 113304665 A CN113304665 A CN 113304665A
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- 238000002156 mixing Methods 0.000 title claims abstract description 152
- 239000002002 slurry Substances 0.000 title claims description 49
- 238000000034 method Methods 0.000 title claims description 9
- 230000008569 process Effects 0.000 title description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- 238000003860 storage Methods 0.000 claims abstract description 95
- 239000000843 powder Substances 0.000 claims abstract description 80
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 238000007664 blowing Methods 0.000 claims abstract description 49
- 238000007790 scraping Methods 0.000 claims abstract description 16
- 210000000332 tooth crown Anatomy 0.000 claims abstract description 12
- 230000010405 clearance mechanism Effects 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 41
- 238000000465 moulding Methods 0.000 claims description 27
- 238000004891 communication Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 16
- 238000004140 cleaning Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 10
- 238000005086 pumping Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000013329 compounding Methods 0.000 abstract description 21
- 238000007493 shaping process Methods 0.000 abstract description 21
- 239000007788 liquid Substances 0.000 abstract description 20
- 239000002994 raw material Substances 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 description 30
- 239000000463 material Substances 0.000 description 8
- 238000005406 washing Methods 0.000 description 8
- 230000009467 reduction Effects 0.000 description 7
- 239000007943 implant Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/70—Mixers specially adapted for working at sub- or super-atmospheric pressure, e.g. combined with de-foaming
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
- B01F27/191—Stirrers with two or more mixing elements mounted in sequence on the same axis with similar elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
- B01F33/812—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles in two or more alternative mixing receptacles, e.g. mixing in one receptacle and dispensing from another receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/10—Maintenance of mixers
- B01F35/12—Maintenance of mixers using mechanical means
- B01F35/123—Maintenance of mixers using mechanical means using scrapers for cleaning mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/19—Mixing dentistry compositions
Abstract
The utility model relates to an artificial tooth crown shaping processing technology field specifically discloses a allotment system and allotment technology of artificial tooth crown shaping thick liquid, the allotment system includes the base, the mounting panel, actuating mechanism, the axis of rotation, two at least mixing box, rabbling mechanism, clearance mechanism, store up the powder case, the storage water tank, the vacuum pump, the air-blowing pump, the intercommunication mechanism, store up the powder case, the storage water tank, the vacuum pump, the air-blowing pump realizes its and the intercommunication of one of them mixing box through the intercommunication mechanism, clearance mechanism is including scraping the flitch, the electric jar, it is the annular and drives its along vertical direction removal through the electric jar to scrape the flitch. This allotment system has the intensity of labour who reduces operating personnel, reduces the shaping thick liquid and remains in the compounding box, reduces the extravagant advantage of raw materials, simultaneously, utilizes mutually supporting of vacuum pump, air-blowing pump, communicating mechanism, still reduces the bubble in the shaping thick liquid, and the emission of the shaping thick liquid of being convenient for is convenient for change, wash the compounding box, realizes the semi-continuous automatic allotment of artificial tooth crown shaping thick liquid.
Description
Technical Field
The application relates to the technical field of artificial tooth crown forming processing, in particular to a preparing system and a preparing process of artificial tooth crown forming slurry.
Background
With the progress of society and the development of technology, techniques for treating and repairing teeth are increasing, and common tooth repairing techniques include fixed denture repair, implant repair, removable denture repair, and the like. The fixed denture is repaired, namely a crown sleeve is manufactured, teeth adjacent to the residual teeth are ground to be small, and the residual teeth and the adjacent teeth are manufactured into the crown sleeve to repair the residual teeth; the implant restoration, namely, the implant is made, the residual tooth needs to be pulled out, the false tooth is planted, and the operation needs to be carried out; the movable false tooth is repaired, namely the movable false tooth is prepared, and people can remove the movable false tooth as required to clean or replace the movable false tooth.
When the fixed denture restoration, the implant restoration and the movable denture restoration are used for treating and restoring teeth, the raw materials of the dental crowns of the dentures are required to be prepared and then poured into a model for forming. When the raw materials are blended, firstly, the powder and water are placed into the mixing barrel, the mixing barrel is of a hollow circular shape with an opening at the top end, then the mixing barrel is placed on the stirring machine, the powder and the water are blended by utilizing a stirring rod on the stirring machine, after the blending is finished, the molding slurry is formed, the molding slurry is viscous, then the mixing barrel is taken down, and then the molding slurry is poured out from the mixing barrel. The applicant finds that in the actual blending process, firstly, an operator is required to place the stirring barrel on the stirring machine, and the operator is required to pour the molding slurry out of the stirring barrel, so that the labor intensity of the operator is increased, and when the molding slurry is poured out of the stirring barrel, a large amount of residues are left in the stirring barrel due to the fact that the viscosity of the molding slurry is high, and raw materials are wasted.
Disclosure of Invention
In order to reduce the labor intensity of operators and reduce the waste of raw materials, the application provides a blending system and a blending process of denture crown forming slurry.
In a first aspect, the present application provides a system for preparing a dental crown molding slurry for a denture, which adopts the following technical scheme:
the artificial tooth crown forming slurry blending system comprises a base, a mounting plate arranged above the base and moving along the vertical direction, a driving mechanism used for enabling the mounting plate to move, a rotating shaft rotationally connected to the base and along the vertical direction, a first speed reducing motor used for enabling the rotating shaft to rotate, at least two mixing boxes which are uniformly distributed along the circumferential direction of the rotating shaft and have axes along the vertical direction, a discharging pipe fixedly arranged on the bottom wall of the mixing box and communicated with the inner part of the mixing box, a discharging valve arranged on the discharging pipe, a stirring mechanism arranged on the mixing boxes, a cleaning mechanism arranged on the mixing boxes, a powder storage box arranged on the mounting plate and used for storing powder, a water storage box arranged on the mounting plate and used for storing water, a vacuum pump arranged on the mounting plate and used for exhausting air, an air blowing pump arranged on the mounting plate and used for supplying air, and a communicating mechanism, wherein the powder storage box, Storage water tank, vacuum pump, air-blowing pump pass through the intercommunication mechanism and realize its and the intercommunication of one of them compounding case, the roof of compounding case has set firmly the fixed plate, the fixed plate sets firmly in the axis of rotation, clearance mechanism including set up in the compounding case and rather than inside wall inconsistent scrape the flitch, be used for making scrape the flitch along the electric jar of vertical direction removal, scrape the flitch and be the annular and drive its along vertical direction removal through electric jar.
Through adopting above-mentioned technical scheme, place the powder in storing up the powder incasement, place water in the storage water tank, when allotting the raw materials, add the powder in the blending box, add water in the blending box to stir it through rabbling mechanism, realize the allotment of powder and water, and form the shaping thick liquid, reduce operating personnel's intensity of labour. Simultaneously, after arranging the material to the shaping thick liquid, utilize the electric jar to drive and scrape the flitch and move down, reduce the shaping thick liquid in mixing box's residue, reduce the waste of raw materials.
Simultaneously, set up vacuum pump and air-blowing pump on the mounting panel, when rabbling mechanism stirs powder and water, utilize the vacuum pump, reduce the atmospheric pressure in the compounding box, reduce the bubble in the shaping thick liquid, when the compounding box is arranged the material, utilize the air-blowing pump, increase the atmospheric pressure in the compounding box, the emission of the shaping thick liquid of being convenient for. Moreover, the quantity of mixing box is a plurality of, and drives the mixing box through the axis of rotation and rotate to utilize intercommunication mechanism to realize the intercommunication of storing up powder case, storage water tank, vacuum pump, air-blast pump and one of them mixing box, not only realized the allotment of powder and water, but also be convenient for change, wash mixing box, realize the semi-continuous automatic allotment of dental crown artificial tooth shaping thick liquid, improve allotment system's practicality, adaptability.
Optionally, the bottom surface of the scraper plate gradually decreases in height from the edge to the position close to the axis of the mixing box and forms an inclined surface.
Through adopting above-mentioned technical scheme, when scraping the flitch and move down, be convenient for remain at the shaping thick liquid of mixing box lateral wall and mix the collection, and then be convenient for mix the shaping thick liquid downward flow of collection and arrange the material, improve clearance mechanism's result of use.
Optionally, the height of the inner bottom wall of the mixing box along the edge towards the connection part of the inner bottom wall and the blanking pipe is gradually reduced, and a slope with a concave middle edge is formed.
Through adopting above-mentioned technical scheme, the unloading of the shaping thick liquid in the blending box of not only being convenient for when the blending box arranges the material, reduces the interior residue of blending box moreover, and it is extravagant to reduce.
Optionally, the communicating mechanism comprises a first upper communicating pipe fixedly arranged on the powder storage tank, a first communicating valve arranged on the first upper communicating pipe, a water pump arranged in the water storage tank, a connecting pipe fixedly arranged at a water outlet of the water pump and extending out of the water storage tank, a connecting valve arranged on the connecting pipe, a second upper communicating pipe fixedly arranged on the connecting pipe, a first branch pipe fixedly arranged between the second upper communicating pipe and the vacuum pump, a first branch valve arranged on the first branch pipe, a second branch pipe fixedly arranged between the second upper communicating pipe and the air blowing pump, and a second branch valve arranged on the second branch pipe, the top surface of the fixed plate is provided with a first connecting groove for inserting the bottom end of the first upper communicating pipe, the first connecting groove is communicated with the interior of the mixing box, and a second communicating groove used for being connected with the bottom end of the second upper communicating pipe in an inserting mode is formed in the top surface of the fixing plate, and the second communicating groove is communicated with the interior of the mixing box.
Through adopting above-mentioned technical scheme, communicating pipe can communicate with the compounding case on the first, communicating pipe can communicate with the compounding case on the second, and the communicating pipe communicates through first minute pipe and vacuum pump on the second, and the communicating pipe communicates through second minute pipe and air-blowing pump on the second, communicating pipe on storage water tank, vacuum pump, the air-blowing pump sharing second, not only realize storage water tank, vacuum pump, the intercommunication of air-blowing pump and compounding case, but also have and use simple and convenient, stable advantage. Simultaneously, the powder is in the compounding case through first communicating pipe of going up, and in water passes through the second and goes up communicating pipe and add the compounding case, can add powder, water simultaneously as required, improve the practicality of allotment system.
Optionally, an evacuation pipe is fixedly arranged on the second communicating pipe, the joint of the evacuation pipe and the second communicating pipe is located between the joint of the first communicating pipe and the second communicating pipe and the connecting valve, and is also located between the joint of the second communicating pipe and the connecting valve, and an evacuation valve is arranged on the evacuation pipe.
Through adopting above-mentioned technical scheme, the intercommunication of communicating pipe and external gas on the second can be realized to the evacuation pipe, treats that the storage water tank adds water back in to the compounding box, probably contains a small amount of water in the communicating pipe on the second, opens the evacuation valve this moment to make communicating pipe and external gas intercommunication on the second, remaining water in the communicating pipe on the discharge second of being convenient for, and then the use of the vacuum pump of being convenient for.
Optionally, the mixing box roof has set firmly communicating pipe under the second, communicating pipe top stretches into the second intercommunication inslot under the second and realizes communicating pipe and communicating pipe's intercommunication under the second on the second, be provided with dispersion subassembly under the second on communicating pipe, dispersion subassembly is including being located the mixing box and being annular outer dispersion pipe, being located outer dispersion pipe annular interior dispersion pipe, realizing the fixed communicating pipe that interior dispersion pipe and outer dispersion pipe are linked together, outer dispersion pipe and second communicate through communicating pipe down, a plurality of openings have been seted up on outer dispersion pipe, the interior dispersion pipe respectively.
By adopting the technical scheme, the second lower communicating pipe is convenient for the communication of the mixing box and the second upper communicating pipe, the dispersing assembly is arranged on the second lower communicating pipe, the mutual matching between the outer dispersing pipe and the inner dispersing pipe is utilized, the dispersibility of water and gas is increased, and the use stability and the adaptability of the allocating system are improved.
Optionally, an annular first sealing ring is fixedly arranged in the first communicating groove, and an annular second sealing ring is fixedly arranged in the second communicating groove.
Through adopting above-mentioned technical scheme, the setting of first sealing washer increases the leakproofness that communicating pipe and fixed plate are connected on first, and then increases the leakproofness of communicating pipe and mixing box on first, and the setting of second sealing washer increases the leakproofness that communicating pipe and fixed plate are connected on the second, and then increases the leakproofness of communicating pipe and mixing box on the second, the use of the vacuum pump of being convenient for, air-blowing pump.
Optionally, a guide rod along the vertical direction is fixedly arranged on the base, and the top end of the guide rod penetrates through the mounting plate and is connected with the mounting plate in a sliding manner.
Through adopting above-mentioned technical scheme, the mounting panel removes along guide bar length direction, and the guide bar plays the effect of direction, makes the removal of mounting panel stable.
Optionally, actuating mechanism includes along vertical direction and with mounting panel threaded connection's drive screw, be used for making drive screw pivoted second gear motor, drive screw's bottom is rotated and is connected on the base.
Through adopting above-mentioned technical scheme, second gear motor drives drive screw and rotates, and drive screw drives the mounting panel and upwards or moves down, makes the removal of mounting panel simple and convenient, stable.
In a second aspect, the application provides a preparation process of a denture crown forming slurry, which adopts the following technical scheme:
the preparation process of the denture crown forming slurry comprises the following steps:
preparing powder and water, adding the powder into a powder storage tank, and adding the water into a water storage tank;
s1, starting a driving mechanism, enabling the mounting plate to move downwards, communicating the powder storage box, the water storage box, the vacuum pump, the air blowing pump and one of the material mixing boxes by using the communicating mechanism, and then closing the driving mechanism, wherein the powder storage box, the water storage box, the vacuum pump and the air blowing pump are all in a closed state;
s2, starting a stirring mechanism, a powder storage tank and a water storage tank, adding powder and water into the mixing tank, stirring the powder and the water by the stirring mechanism, closing the powder storage tank and the water storage tank after the powder and the water are added, starting a vacuum pump, pumping gas in the mixing tank by the vacuum pump, reducing the air pressure in the mixing tank, and continuously stirring the powder and the water by the stirring mechanism to form molding slurry;
s3, turning off the stirring mechanism and the vacuum pump, opening a blanking valve and an air-blowing pump, ventilating the air-blowing pump into the mixing box, increasing the air pressure in the mixing box, discharging the molding slurry from the blanking pipe, simultaneously, opening an electric cylinder, driving a scraping plate to move downwards by the electric cylinder, cleaning the residual molding slurry on the side wall of the mixing box, discharging the molding slurry from the blanking pipe, then enabling the scraping plate to recover the initial state, and then turning off the electric cylinder;
s4, closing the blanking valve and the air blowing pump, opening the water storage tank, adding water into the mixing box, cleaning the mixing box, and closing the water storage tank after the water is added;
s5, starting a driving mechanism, enabling the mounting plate to move upwards, separating the powder storage box, the water storage box, the vacuum pump, the air blowing pump and the mixing box by using a communicating mechanism, then starting a first speed reducing motor, enabling the rotating shaft to rotate, driving the adjacent mixing boxes to rotate, and when the preset position is reached, closing the first speed reducing motor;
and S6, starting the driving mechanism, enabling the mounting plate to move downwards, communicating the powder storage box, the water storage box, the vacuum pump, the air blowing pump and the adjacent mixing boxes by using the communicating mechanism, and repeating the operations to realize semi-continuous automatic blending of the denture crown forming slurry.
By adopting the technical scheme, the powder and water can be conveniently mixed, the semi-continuous automatic mixing of the dental crown forming slurry of the artificial tooth is realized, and the practicability and the adaptability of a mixing system are improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the utility model provides a allotment system of artificial tooth dental crown shaping thick liquid utilizes storing up mutually supporting between powder case, storage water tank, the compounding box, reduces operating personnel's intensity of labour, utilizes clearance mechanism, reduces the shaping thick liquid in the compounding box remain, reduces the waste of raw materials. Simultaneously, utilize mutually supporting of vacuum pump, air-blowing pump, connectivity mechanism, realize storing up the intercommunication of whitewashed case, storage water tank, vacuum pump, air-blowing pump and one of them compounding box, but also reduce the bubble in the shaping thick liquid, the emission of the shaping thick liquid of being convenient for is convenient for change, wash the compounding box, realizes the semi-continuous automatic allotment of artificial tooth crown shaping thick liquid, improves allotment system's practicality, adaptability.
2. Communicating pipe can communicate with the mixing box on the first, communicating pipe can communicate with the mixing box on the second, and the communicating pipe communicates through first minute pipe and vacuum pump on the second, and the communicating pipe communicates through second minute pipe and air-blowing pump on the second, not only realizes the intercommunication of storage water tank, vacuum pump, air-blowing pump and mixing box, but also has the advantage of using portably, stably. Simultaneously, the powder is in the compounding case through first communicating pipe of going up, and in water passes through the second and goes up communicating pipe and add the compounding case, can add powder, water simultaneously as required, improve the practicality of allotment system.
3. Set up connecting pipe under the second in the compounding case to set up dispersion subassembly on connecting pipe under the second, utilize the mutual cooperation between outer dispersion pipe, the interior dispersion pipe, increase the dispersion of water, gas, improve stability, the adaptability that allotment system used.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present application.
Fig. 2 is a partial sectional view for showing the internal structure of the mixing box.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a partial sectional view for showing the first seal ring and the second seal ring.
Fig. 5 is a partial sectional view for showing the opening.
Description of reference numerals: 1. a base; 11. a support leg; 2. mounting a plate; 21. a guide bar; 3. a drive mechanism; 31. a drive screw; 32. a second reduction motor; 41. a powder storage box; 411. a feed hopper; 412. a discharge pipe; 413. a discharge valve; 42. a water storage tank; 421. a water inlet pipe; 422. a water inlet valve; 423. a drain pipe; 424. a drain valve; 43. a vacuum pump; 431. a first branch pipe; 432. a first branch valve; 44. an air blowing pump; 441. a second branch pipe; 442. a second branch valve; 5. a rotating shaft; 51. a first reduction motor; 6. a mixing box; 61. a fixing plate; 611. a first connecting groove; 612. a first seal ring; 613. a second communicating groove; 614. a second seal ring; 62. a discharging pipe; 63. a blanking valve; 7. a stirring mechanism; 71. a stirring shaft; 72. a third reduction motor; 73. a stirring rod; 8. a cleaning mechanism; 81. a scraping plate; 82. an electric cylinder; 9. a communicating mechanism; 91. a first upper communicating pipe; 911. a first communication valve; 92. a first lower communicating pipe; 93. a connecting pipe; 931. connecting a valve; 94. a second upper communicating pipe; 95. a second lower communicating pipe; 96. a dispersion assembly; 961. an outer dispersion tube; 962. an inner dispersion tube; 963. fixing the communicating pipe; 964. an opening; 97. emptying the pipe; 971. an evacuation valve; 98. washing the tube with water; 981. and (5) washing the valve.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
Example 1
The embodiment 1 of the application discloses a blending system of denture crown forming slurry. Referring to fig. 1, the portable electronic device comprises a base 1, wherein the base 1 is a square base, and supporting legs 11 are fixedly arranged at four end corners of the bottom surface of the base 1 respectively. The top of base 1 is provided with the mounting panel 2 of horizontal direction, and mounting panel 2 is square board, and mounting panel 2 removes along vertical direction. Guide rods 21 are respectively arranged between the four end corners of the mounting plate 2 and the four end corners of the top surface of the base 1, namely the number of the guide rods 21 is four, and the guide rods 21 are arranged along the vertical direction. The bottom end of the guide rod 21 is fixedly arranged on the base 1, and the top end of the guide rod penetrates through the mounting plate 2 and is connected with the mounting plate in a sliding manner. A driving mechanism 3 for moving the mounting plate 2 in the vertical direction is provided between the mounting plate 2 and the base 1.
Referring to fig. 1, the number of the driving mechanisms 3 is two, and the two driving mechanisms 3 are symmetrically disposed at both sides of the rotation shaft 5. The driving mechanism 3 comprises a driving screw 31 along the vertical direction, the top end of the driving screw 31 penetrates through the mounting plate 2 and is in threaded connection with the mounting plate, and the bottom end of the driving screw 31 is rotatably connected to the base 1. The bottom surface of base 1 sets firmly second gear motor 32, and the bottom of drive screw 31 runs through base 1 and with second gear motor 32's output shaft fixed connection to drive screw 31 through second gear motor 32 and rotate.
Referring to fig. 1 and 2, a powder storage tank 41 for storing powder and a water storage tank 42 for storing water are fixedly arranged on the top surface of the mounting plate 2, and a vacuum pump 43 for pumping air and an air blowing pump 44 for supplying air are also fixedly arranged on the top surface of the mounting plate 2. The top wall of the powder storage box 41 is fixedly provided with a feed hopper 411 communicated with the inside of the powder storage box, and the feed hopper 411 is in a hollow inverted square-table shape with two open ends. The bottom of the side wall of the powder storage box 41 is fixedly provided with a discharge pipe 412 communicated with the inside of the powder storage box, and the discharge pipe 412 is provided with a discharge valve 413. The top wall of the water storage tank 42 is fixedly provided with a water inlet pipe 421 communicated with the inside of the water storage tank, and the water inlet pipe 421 is provided with a water inlet valve 422. A drain pipe 423 communicated with the inside of the water storage tank 42 is fixedly arranged at the bottom of the side wall of the water storage tank, and a drain valve 424 is arranged on the drain pipe 423.
Referring to fig. 1 and 2, a rotation shaft 5 in a vertical direction is rotatably connected to the top surface of the base 1, and the rotation shaft 5 rotates along its own axis. The top end of the rotating shaft 5 penetrates through the mounting plate 2 and is connected with the mounting plate in a sliding mode. The bottom surface of base 1 sets firmly first gear motor 51, and the bottom of axis of rotation 5 runs through base 1 and with first gear motor 51's output shaft fixed connection to drive axis of rotation 5 through first gear motor 51 and rotate.
Referring to fig. 2 and 3, a plurality of mixing boxes 6 for blending raw materials are arranged between the mounting plate 2 and the base 1, the axes of the mixing boxes 6 are along the vertical direction, the mixing boxes 6 are uniformly distributed along the circumferential direction of the rotating shaft 5, and the number of the mixing boxes 6 is two in the embodiment. The top surfaces of the two mixing boxes 6 are respectively and fixedly provided with two fixing plates 61, namely the number of the fixing plates 61 is two. Mixing box 6 is hollow cylinder type, and mixing box 6's diapire sets firmly in center department has set firmly the unloading pipe 62 that is linked together rather than inside, and unloading pipe 62 sets up along vertical direction, is provided with unloading valve 63 on the unloading pipe 62. In order to facilitate the discharge of the mixing box 6, the inner bottom wall of the mixing box 6 is spherical and is curved toward the center of the mixing box 6, i.e., the inner bottom wall of the mixing box 6 gradually decreases in height from edge to middle and forms a slope with a concave middle edge. The mixing box 6 is provided with a stirring mechanism 7 for stirring the raw materials and a cleaning mechanism 8 for reducing the residue of the raw materials in the mixing box 6. A communication mechanism 9 is arranged among the powder storage tank 41, the water storage tank 42, the vacuum pump 43, the air blowing pump 44 and the mixing boxes 6, and the powder storage tank 41, the water storage tank 42, the vacuum pump 43 and the air blowing pump 44 are communicated with one of the mixing boxes 6 through the communication mechanism 9.
Referring to fig. 4 and 5, the stirring mechanism 7 includes a stirring shaft 71 rotatably connected to the top wall of the mixing box 6 and extending in the vertical direction, a third speed reduction motor 72 is fixedly disposed on the top surface of the fixing plate 61, the top end of the stirring shaft 71 penetrates through the top wall of the mixing box 6, the fixing plate 61 and is fixedly connected to an output shaft of the third speed reduction motor 72, and the stirring shaft 71 is driven to rotate by the third speed reduction motor 72. A plurality of stirring rods 73 are uniformly and fixedly arranged on the outer peripheral surface of the stirring shaft 71.
Referring to fig. 4 and 5, the cleaning mechanism 8 includes a scraping plate 81 disposed in the mixing box 6 and abutting against an inner sidewall thereof, and the scraping plate 81 is annular. An electric cylinder 82 is fixedly arranged on the top surface of the fixing plate 61, and the axis of a lead screw of the electric cylinder 82 is arranged along the vertical direction. The lead screw of the electric cylinder 82 penetrates through the fixing plate 61 and the top wall of the mixing box 6 and is connected with the fixing plate in a sliding mode, and the bottom end of the lead screw of the electric cylinder 82 is fixedly connected with the top surface of the scraping plate 81. The scraper plate 81 is moved in the vertical direction by the electric cylinder 82. The bottom surface of the scraping plate 81 is provided with an inclined surface, and the bottom surface of the scraping plate 81 gradually decreases along the edge to the height close to the axis of the mixing box 6 and forms an inclined surface.
Referring to fig. 2 and 3, the communicating mechanism 9 includes a first upper communicating pipe 91 fixedly disposed on the bottom wall of the powder storage tank 41 and communicated with the inside of the powder storage tank, the first upper communicating pipe 91 is disposed along the vertical direction, and a first communicating valve 911 is disposed on the first upper communicating pipe 91. Referring to fig. 4, a first connecting groove 611 for inserting the bottom end of the first upper communicating pipe 91 is formed in the top surface of the fixing plate 61, a first sealing ring 612 is fixedly disposed in the first connecting groove 611, the first sealing ring 612 is annular, and the bottom end of the first upper communicating pipe 91 is inserted into the first sealing ring 612 in the first connecting groove 611. The top wall of the mixing box 6 is fixedly provided with a first communicating pipe 92 communicated with the interior of the mixing box, and the first communicating pipe 92 is arranged along the vertical direction. The top end of the first communicating pipe 92 penetrates through the top wall of the mixing box 6 and extends into the first communicating groove 611 to realize the communication between the first communicating pipe 92 and the first communicating pipe 91, and further realize the communication between the first communicating groove 611 and the inside of the mixing box 6.
Referring to fig. 2 and 3, a water pump (not shown) is disposed in the water storage tank 42, a connection pipe 93 is fixedly disposed at a water outlet of the water pump, one end of the connection pipe 93, which is far away from the water pump, extends out of the water storage tank 42, and a connection valve 931 is disposed on an outer peripheral surface of the connection pipe 93, which is located outside the water storage tank 42. One end of the connecting pipe 93 located outside the water storage tank 42 is fixedly provided with a second upper communicating pipe 94, and the second upper communicating pipe 94 is arranged along the vertical direction. Referring to fig. 4, a second communicating groove 613 for inserting the bottom end of the second upper communicating pipe 94 is formed in the top surface of the fixing plate 61, a second sealing ring 614 is fixedly disposed in the second communicating groove 613, the second sealing ring 614 is annular, and the bottom end of the second upper communicating pipe 94 is inserted into the second sealing ring 614 in the second communicating groove 613. 6 roof of mixing box sets firmly and communicates pipe 95 under the second that is linked together rather than inside, and communicating pipe 95 sets up along vertical direction under the second, and dispersion subassembly 96 has set firmly in the bottom of communicating pipe 95 under the second. The top end of the second lower communicating pipe 95 penetrates through the top wall of the mixing box 6 and extends into the second communicating groove 613, and the second lower communicating pipe 95 is communicated with the second upper communicating pipe 94, so that the second communicating groove 613 is communicated with the inside of the mixing box 6.
Referring to fig. 4 and 5, the dispersion assembly 96 includes an outer dispersion tube 961 positioned within the mixing box 6, the outer dispersion tube 961 having an annular shape. An inner dispersion tube 962 is provided in the annular shape of the outer dispersion tube 961, and the inner dispersion tube 962 is also annular. A fixed communicating pipe 963 for realizing the communication between the inner dispersion pipe 962 and the outer dispersion pipe 961 is fixedly arranged between the two. The outer dispersion tube 961 and the inner dispersion tube 962 are respectively provided with a plurality of openings 964 uniformly, and the openings 964 are arranged downward. The bottom end of the lower second connecting pipe 93 is fixedly arranged on the peripheral surface of the outer dispersion pipe 961 and communicated with the outer dispersion pipe.
Referring to fig. 2 and 3, an emptying pipe 97 is fixedly disposed at an end of the second upper communicating pipe 94 away from the second lower communicating pipe 95, and an emptying valve 971 is disposed on the emptying pipe 97. A first branch pipe 431 for realizing the communication between the second upper communicating pipe 94 and the vacuum pump 43 is fixedly arranged between the two, the joint of the first branch pipe 431 and the second upper communicating pipe 94 is positioned at one side of the emptying pipe 97 close to the second lower communicating pipe 95, and a first branch valve 432 is arranged on the first branch pipe 431. A second branch pipe 441 for realizing the communication between the second upper communicating pipe 94 and the air-blowing pump 44 is fixedly arranged between the second upper communicating pipe 94 and the air-blowing pump 44, the joint of the second branch pipe 441 and the second upper communicating pipe 94 is positioned at one side of the emptying pipe 97 close to the second lower communicating pipe 95, and a second branch valve 442 is arranged on the second branch pipe 441.
Referring to fig. 2 and 3, a washing pipe 98 is fixedly installed on the connection pipe 93, and a connection portion between the washing pipe 98 and the connection pipe 93 is located between the connection valve 931 and the water pump. One end of the water washing pipe 98 far from the connecting pipe 93 extends out of the water storage tank 42 and into the feed hopper 411 of the powder storage tank 41, and the water washing pipe 98 is provided with a water washing valve 981 on the outer peripheral surface outside the water storage tank 42.
According to the artificial tooth crown forming slurry blending system, when raw materials are blended, powder is added into the mixing box 6, water is added into the mixing box 6, and the powder and the water are stirred through the stirring rod 73, so that blending of the powder and the water is realized, forming slurry is realized, and the labor intensity of operators is reduced; when the powder and the water are mixed, the vacuum pump 43 is utilized to reduce the air pressure in the mixing box 6 and reduce the bubbles in the formed slurry; when the mixing box 6 discharges materials, the air pressure in the mixing box 6 is increased by the air blowing pump 44, so that the discharging of the molding slurry is facilitated; after the formed slurry is discharged, the electric cylinder 82 is used for driving the scraper plate 81 to move downwards, so that the residue of the formed slurry in the mixing box 6 is reduced, and the waste of raw materials is reduced.
Meanwhile, the first upper communicating pipe 91 can be communicated with the first lower communicating pipe 92, the second upper communicating pipe 94 can be communicated with the second lower communicating pipe 95, the second upper communicating pipe 94 is communicated with the vacuum pump 43 through the first branch pipe 431, and the second upper communicating pipe 94 is communicated with the vacuum pump 43 through the second branch pipe 441, so that the communication of the water storage tank 42, the vacuum pump 43, the air-blowing pump 44 and the mixing box 6 is realized, and the advantages of simplicity and stability in use are achieved. Utilize axis of rotation 5 to drive mixing box 6 and rotate, and combine feed mechanism 9, still be convenient for change, wash mixing box 6, realize the semi-continuous automatic allotment of artificial tooth crown shaping thick liquid, improve allotment system's practicality, adaptability.
Example 2
The embodiment 2 of the application discloses a preparation process of denture crown forming slurry, which comprises the following steps:
powder and water are prepared, and the powder is added into the powder storage tank 41 and the water is added into the water storage tank 42.
S1, the second reducing motor 32 is turned on, the mounting plate 2 is moved downward, the bottom end of the first upper communicating pipe 91 is made to extend into the first seal ring 612, the bottom end of the second upper communicating pipe 94 is made to extend into the second seal ring 614, communication between the first upper communicating pipe 91 and the second upper communicating pipe 94 and one of the mixing boxes 6 is achieved, then the second reducing motor 32 is turned off, and the powder storage box 41, the water storage box 42, the vacuum pump 43, the air-blowing pump 44 and one of the mixing boxes 6 are further communicated, at this time, the water pump, the vacuum pump 43, the air-blowing pump 44, the first communicating valve 911, the connecting valve 931, the first diverter valve 432, the second diverter valve 442, the emptying valve 971 and the water-washing valve 991 are all in a closed state, that is, the powder storage box 41, the water storage box 42, the vacuum pump 43 and the air-blowing pump 44 are all in a closed state.
S2, turning on a third speed reducing motor 72, a water pump, a first communicating valve 911 and a connecting valve 931, wherein the third speed reducing motor 72 drives a stirring rod 73 to rotate, under the condition that the stirring rod 73 continuously rotates, water in a water storage tank 42 is added into the mixing box 6, powder in a powder storage box 41 is discharged into the mixing box 6, the stirring rod 73 stirs the powder and the water, after the powder and the water are added, the water pump, the first communicating valve 911 and the connecting valve 931 are turned off, an emptying valve 971 is turned on, water in a second upper connecting pipe 93, a second lower connecting pipe 93 and a dispersing assembly 96 enters the mixing box 6, then the emptying valve 971 is turned off, the vacuum pump 43 and the first dividing valve 432 are turned on, the vacuum pump 43 extracts gas in the mixing box 6, the air pressure in the mixing box 6 is reduced, the stirring rod 73 continuously stirs the powder and the water, and forming slurry is formed.
S3, the third speed reduction motor 72, the vacuum pump 43, and the first sub-valve 432 are turned off, the blanking valve 63, the air-blowing pump 44, and the second sub-valve 442 are turned on, the air-blowing pump 44 blows air into the mixing box 6 to increase the air pressure in the mixing box 6, the molding slurry is discharged from the blanking pipe 62, and at the same time, the electric cylinder 82 is turned on, the electric cylinder 82 drives the scraper 81 to move downward, the molding slurry remaining on the side wall of the mixing box 6 is cleaned and discharged from the blanking pipe 62, then the scraper 81 is moved upward to return to the initial state, and then the electric cylinder 82 is turned off.
S4, closing the blanking valve 63, the air-blowing pump 44 and the second shunt valve 442, opening the water pump and the connecting valve 931, adding water into the mixing box 6, cleaning the mixing box 6, closing the water pump and the connecting valve 931 after the water is added, continuously cleaning the mixing box 6, discharging the water after internal cleaning, and not cleaning the mixing box 6 according to the requirement.
S5, the second reducing motor 32 is turned on, the mounting plate 2 is moved upward, the bottom end of the first upper communicating pipe 91 is separated from the first sealing ring 612, the bottom end of the second upper communicating pipe 94 is separated from the second sealing ring 614, the first upper communicating pipe 91 is separated from the second upper communicating pipe 94, then the second reducing motor 32 is turned off, the powder storage tank 41, the water storage tank 42, the vacuum pump 43, the air-blowing pump 44 is separated from the material mixing tank 6, then the first reducing motor 51 is turned on, the rotating shaft 5 is rotated, the adjacent material mixing tank 6 is driven to rotate, and when a predetermined position is reached, the first reducing motor 51 is turned off.
S6, starting the second speed reducing motor 32, enabling the mounting plate 2 to move downwards, enabling the bottom end of the first upper communicating pipe 91 to extend into the first sealing ring 612, enabling the bottom end of the second upper communicating pipe 94 to extend into the second sealing ring 614, achieving communication between the first upper communicating pipe 91, the second upper communicating pipe 94 and the adjacent mixing box 6, and repeating the operations to achieve semi-continuous automatic mixing of the denture crown forming slurry.
The artificial tooth crown forming slurry blending process is convenient for blending powder and water, semi-continuous automatic blending of the artificial tooth crown forming slurry is achieved, and practicability and adaptability of a blending system are improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The blending system of the artificial tooth crown forming slurry is characterized in that: including base (1), set up mounting panel (2) that just moves along vertical direction in base (1) top, actuating mechanism (3) for making mounting panel (2) remove, rotate rotation axis (5) of connecting on base (1) and following vertical direction, be used for making axis of rotation (5) pivoted gear motor (51), at least two along axis of rotation (5) circumference evenly distributed and axis along vertical direction's mixing box (6), set firmly unloading pipe (62) that just is linked together rather than inside mixing box (6) diapire, the unloading valve (63) of setting on unloading pipe (62), rabbling mechanism (7) of setting on mixing box (6), clearance mechanism (8) of setting on mixing box (6), set up on mounting panel (2) and be used for storing powder storage box (41), set up on mounting panel (2) and be used for storing water storage tank (42) of water storage tank (42), The powder storage box is characterized in that the powder storage box is arranged on the mounting plate (2), the vacuum pump (43) used for pumping air is arranged on the mounting plate (2), the air blowing pump (44) used for feeding air is arranged on the mounting plate (2), and the communicating mechanism (9) is arranged on the mounting plate (2), the powder storage box (41), the water storage box (42), the vacuum pump (43) and the air blowing pump (44) are communicated with one of the mixing boxes (6) through the communicating mechanism (9), a fixing plate (61) is fixedly arranged on the top wall of the mixing box (6), the fixing plate (61) is fixedly arranged on the rotating shaft (5), the cleaning mechanism (8) comprises a scraping plate (81) which is arranged in the mixing box (6) and is inconsistent with the inner side wall of the mixing box, and an electric cylinder (82) used for enabling the scraping plate (81) to move along the vertical direction, and the scraping plate (81) is annular and drives the air blowing pump to move along the vertical direction through the electric cylinder (82).
2. The system for preparing a dental crown molding slurry for a denture according to claim 1, wherein: the bottom surface of the scraping plate (81) is gradually reduced along the edge to the height close to the axis of the mixing box (6) and forms an inclined plane.
3. The system for preparing a dental crown molding slurry for a denture according to claim 1, wherein: the inner bottom wall of the mixing box (6) is gradually reduced in height along the edge towards the joint of the inner bottom wall and the blanking pipe (62) and forms an inclined plane with a concave middle edge.
4. The system for preparing a dental crown molding slurry for a denture according to claim 1, wherein: the communicating mechanism (9) comprises a first upper communicating pipe (91) fixedly arranged on the powder storage box (41), a first communicating valve (911) arranged on the first upper communicating pipe (91), a water pump arranged in the water storage box (42), a connecting pipe (93) fixedly arranged at the water outlet of the water pump and extending out of the water storage box (42), a connecting valve (931) arranged on the connecting pipe (93), a second upper communicating pipe (94) fixedly arranged on the connecting pipe (93), a first branch pipe (431) fixedly arranged between the second upper communicating pipe (94) and the vacuum pump (43), a first branch valve (432) arranged on the first branch pipe (431), a second branch pipe (441) fixedly arranged between the second upper communicating pipe (94) and the air blowing pump (44), and a second branch valve (442) arranged on the second branch pipe (441), wherein the top surface of the fixing plate (61) is provided with a first communicating groove (611) for inserting the bottom end of the first upper communicating pipe (91), the first connecting groove (611) is communicated with the interior of the mixing box (6), a second connecting groove (613) used for being connected with the bottom end of the second upper connecting pipe (94) in an inserting mode is formed in the top face of the fixing plate (61), and the second connecting groove (613) is communicated with the interior of the mixing box (6).
5. The system for preparing a dental crown molding slurry for a denture according to claim 4, wherein: the second is gone up and is set firmly on communicating pipe (94) and empty pipe (97), empty pipe (97) and second are gone up the junction of communicating pipe (94) and are located between first branch pipe (431) and second go up communicating pipe (94) junction and connecting valve (931), also are located the second and divide pipe (441) and second go up between communicating pipe (94) junction and connecting valve (931), be provided with evacuation valve (971) on empty pipe (97).
6. The system for preparing a dental crown molding slurry for a denture according to claim 5, wherein: the top wall of the mixing box (6) is fixedly provided with a second lower communicating pipe (95), the top end of the second lower communicating pipe (95) extends into a second communicating groove (613) to realize the communication between a second upper communicating pipe (94) and the second lower communicating pipe (95), a dispersing component (96) is arranged on the second lower communicating pipe (95), the dispersing component (96) comprises an outer annular dispersing pipe (961) positioned in the mixing box (6), an inner annular dispersing pipe (962) positioned in the outer annular dispersing pipe (961) and a fixed communicating pipe (963) realizing the communication between the inner dispersing pipe (962) and the outer dispersing pipe (961), the outer dispersing pipe (961) is communicated with the second lower communicating pipe (95), and a plurality of openings (964) are respectively formed in the outer dispersing pipe (961) and the inner dispersing pipe (962).
7. The system for preparing a dental crown molding slurry for a denture according to claim 4, wherein: an annular first sealing ring (612) is fixedly arranged in the first communicating groove (611), and an annular second sealing ring (614) is fixedly arranged in the second communicating groove (613).
8. The system for preparing a dental crown molding slurry for a denture according to claim 1, wherein: the base (1) is fixedly provided with a guide rod (21) along the vertical direction, and the top end of the guide rod (21) penetrates through the mounting plate (2) and is connected with the same in a sliding manner.
9. The system for preparing a dental crown molding slurry for a denture according to claim 8, wherein: actuating mechanism (3) include along vertical direction and with mounting panel (2) threaded connection drive screw (31), be used for making drive screw (31) pivoted second gear motor (32), the bottom of drive screw (31) is rotated and is connected on base (1).
10. A process for preparing a dental prosthesis crown-forming slurry according to any one of claims 1 to 9, characterized in that: the method comprises the following steps:
preparing powder and water, adding the powder into a powder storage tank (41), and adding the water into a water storage tank (42);
s1, starting the driving mechanism (3), enabling the mounting plate (2) to move downwards, communicating the powder storage box (41), the water storage box (42), the vacuum pump (43), the air blowing pump (44) and one of the mixing boxes (6) by using the communication mechanism (9), and then closing the driving mechanism (3), wherein the powder storage box (41), the water storage box (42), the vacuum pump (43) and the air blowing pump (44) are all in a closed state;
s2, starting a stirring mechanism (7), a powder storage tank (41) and a water storage tank (42), adding powder and water into the mixing tank (6), stirring the powder and the water by the stirring mechanism (7), closing the powder storage tank (41) and the water storage tank (42) after the powder and the water are added, starting a vacuum pump (43), pumping gas in the mixing tank (6) by the vacuum pump (43), reducing the air pressure in the mixing tank (6), and continuously stirring the powder and the water by the stirring mechanism (7) to form molding slurry;
s3, closing the stirring mechanism (7) and the vacuum pump (43), opening the blanking valve (63) and the air-blowing pump (44), ventilating the air-blowing pump (44) into the mixing box (6), increasing the air pressure in the mixing box (6), discharging the molding slurry from the blanking pipe (62), meanwhile, opening the electric cylinder (82), driving the scraping plate (81) to move downwards by the electric cylinder (82), cleaning the residual molding slurry on the side wall of the mixing box (6), discharging the molding slurry from the blanking pipe (62), then enabling the scraping plate (81) to recover the initial state, and then closing the electric cylinder (82);
s4, closing the blanking valve (63) and the air blowing pump (44), opening the water storage tank (42), adding water into the mixing box (6), cleaning the mixing box (6), and closing the water storage tank (42) after the water is added;
s5, starting a driving mechanism (3), enabling a mounting plate (2) to move upwards, separating a powder storage box (41), a water storage box (42), a vacuum pump (43), an air blowing pump (44) and the mixing box (6) by using a communicating mechanism (9), then starting a first speed reducing motor (51), enabling a rotating shaft (5) to rotate, driving adjacent mixing boxes (6) to rotate, and when a preset position is reached, closing the first speed reducing motor (51);
and S6, starting the driving mechanism (3), enabling the mounting plate (2) to move downwards, communicating the powder storage box (41), the water storage box (42), the vacuum pump (43), the air-blowing pump (44) and the adjacent mixing box (6) by using the communication mechanism (9), and repeating the operations to realize semi-continuous automatic blending of the dental crown molding slurry.
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| CN202110663184.XA CN113304665A (en) | 2021-06-15 | 2021-06-15 | Blending system and blending process of denture crown forming slurry |
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| CN202110663184.XA CN113304665A (en) | 2021-06-15 | 2021-06-15 | Blending system and blending process of denture crown forming slurry |
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Application publication date: 20210827 |