CN211977577U - False tooth sintering equipment - Google Patents
False tooth sintering equipment Download PDFInfo
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- CN211977577U CN211977577U CN202020617019.1U CN202020617019U CN211977577U CN 211977577 U CN211977577 U CN 211977577U CN 202020617019 U CN202020617019 U CN 202020617019U CN 211977577 U CN211977577 U CN 211977577U
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Abstract
The utility model discloses an artificial tooth sintering device, wherein a sintering furnace is fixed above an operating platform, a bottom cover for covering an opening at the bottom end of the sintering furnace is also arranged above the operating platform, a bottom plate moving along the left-right direction is arranged on the top surface of the operating platform, and the bottom cover is driven to lift by a lifting part arranged on the top surface of the bottom plate; a plurality of sintering crucibles are sequentially arranged right above the top surface of the bottom cover from bottom to top, the bottom surface edge of the upper sintering crucible is connected with the top end of the side wall of the lower adjacent sintering crucible through a plurality of first telescopic rods, and the bottom surface edge of the lowermost sintering crucible is connected with the top surface of the bottom cover through a plurality of second telescopic rods; the inner side surface of the sintering furnace is provided with a heating component. The utility model discloses can sinter a plurality of artificial teeth of treating the sintering simultaneously, and then can the energy can be saved and sintering efficiency is high, and can accelerate the cooling rate of the high temperature artificial tooth after the sintering.
Description
Technical Field
The utility model belongs to the technical field of the artificial tooth sintering, concretely relates to artificial tooth sintering equipment.
Background
In the process of processing the false tooth, the raw material of the false tooth needs to be subjected to plastic forming, the false tooth to be sintered after the plastic forming needs to be sintered in sintering equipment, and the sintered high-temperature false tooth needs to be cooled.
In the false tooth sintering equipment in the prior art, because only one false tooth can be sintered in a sintering furnace at a time, energy is wasted and the sintering efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides an artificial tooth sintering equipment, this sintering equipment can be sintered to a plurality of artificial teeth of treating the sintering simultaneously, and then can the energy can be saved and sintering efficiency is high, and can accelerate the cooling rate of the high temperature artificial tooth after the sintering.
In order to solve the technical problem, the utility model discloses a following technical scheme:
an artificial tooth sintering device comprises a horizontal operating platform, a sintering furnace with an opening at the bottom end is fixed above the operating platform, a bottom cover used for covering the opening at the bottom end of the sintering furnace is also arranged above the operating platform, a horizontal bottom plate moving along the left-right direction is arranged on the top surface of the operating platform, and the bottom cover is driven to lift through a lifting part arranged on the top surface of the bottom plate; a plurality of identical sintering crucibles with openings at the top ends and used for placing false teeth to be sintered are sequentially arranged right above the top surface of the bottom cover from bottom to top, the bottom surface edge of the upper sintering crucible and the top end of the side wall of the lower adjacent sintering crucible are connected through a plurality of identical vertical first telescopic rods, the upper end and the lower end of each first telescopic rod are detachably connected with the bottom surface edge of the upper sintering crucible and the top end of the side wall of the lower adjacent sintering crucible respectively, the bottom surface edge of the lowermost sintering crucible and the top surface of the bottom cover are connected through a plurality of identical vertical second telescopic rods, and the upper end and the lower end of each second telescopic rod are detachably connected with the bottom surface edge of the lowermost sintering crucible; the inner side surface of the sintering furnace is provided with a heating part; the plurality of sintering crucibles are driven by the lifting component to lift along with the bottom cover so that the plurality of sintering crucibles enter or move out of the sintering furnace, the lifting component, the bottom cover and the sintering crucibles move horizontally to the right on the operation platform along with the bottom plate after the plurality of sintering crucibles move out of the sintering furnace so that the sintering crucibles are positioned at the right side of the sintering furnace, each first telescopic rod is extended to increase the vertical distance between the upper and lower adjacent sintering crucibles, and each second telescopic rod is extended to increase the vertical distance between the lowermost sintering crucible and the top surface of the bottom cover.
Furthermore, the lifting component comprises a motor fixed at the front middle part of the top surface of the bottom plate, a horizontal middle belt wheel is fixedly sleeved on an upper output shaft of the motor, vertical left and right lead screws are symmetrically arranged at the right and left parts of the top surface of the bottom plate, the bottom ends of the left and right lead screws are respectively rotatably connected with the bottom plate, the bottom parts of the left and right lead screws are respectively and fixedly sleeved with a left and right symmetrical belt wheel, a horizontal synchronous belt is wound between the left belt wheel, the middle belt wheel and the right belt wheel, a left lower limiting block and a right lower limiting block which are symmetrical and horizontal are respectively and fixedly sleeved at the lower parts of the left and right lead screws, the left and right top ends of the left and right lead screws are respectively and fixedly sleeved with a left upper limiting block and a right upper limiting block which are symmetrical and horizontal, a horizontal top plate is connected between the left and right lead screws, the left lead screw penetrates through the bottom surface and the top surface at the right part of, the top plate is connected with the left lead screw and the right lead screw in a rotating mode respectively, the top plate is located between the lower left limiting block and the upper left limiting block, a bottom cover is fixed to the middle of the top surface of the top plate, the top surface of the top plate is attached to the upper left limiting block when the top plate moves upwards to the top end of the left lead screw along the left lead screw and the right lead screw, the bottom cover is covered with an opening in the bottom end of the sintering furnace, the bottom surface of the top plate is attached to the lower left limiting block when the top plate moves downwards to the lower portion of the left lead screw along the left.
Furthermore, a front moving wheel part and a rear moving wheel part are symmetrically arranged at the front part and the rear part of the bottom surface of the bottom plate, the front moving wheel part comprises a plurality of front moving wheels which are uniformly arranged along the left-right direction, the rear moving wheel part comprises a plurality of rear moving wheels, a front guide rail which is horizontal and arranged along the left-right direction is arranged at the position of the front moving wheels on the top surface of the operating platform, a rear guide rail which is horizontal and arranged along the left-right direction is arranged at the position of the rear moving wheels on the top surface of the operating platform, the plurality of front moving wheels are positioned in the front guide rail, the plurality of rear moving wheels are positioned in the rear guide rail, the front moving wheel part and the rear, when the left end of the leftmost front moving wheel is abutted against the left end of the front guide rail, the bottom plate stops moving leftwards, the bottom cover rises to the right position and then covers the opening at the bottom end of the sintering furnace, and when the right end of the front moving wheel at the rightmost side abuts against the right end of the front guide rail, the bottom plate stops moving rightmost and each sintering crucible is positioned at the right side of the sintering furnace.
Furthermore, a plurality of vent holes are arranged on the side wall and the bottom wall of the sintering crucible.
Furthermore, a plurality of vent holes are uniformly distributed on the side wall and the bottom wall of the sintering crucible.
Furthermore, a horizontal first upper positioning block and a horizontal first lower positioning block are respectively fixed at the upper end and the lower end of the first telescopic rod, the first upper positioning block is detachably connected with the corresponding position of the bottom edge of the upper side sintering crucible through a bolt, and the first lower positioning block is detachably connected with the corresponding position of the top end of the side wall of the lower side adjacent sintering crucible through a bolt; the upper end and the lower end of the second telescopic rod are respectively fixed with a second horizontal upper positioning block and a second horizontal lower positioning block, the second upper positioning block is detachably connected with the corresponding position of the bottom surface edge of the sintering crucible at the lowest end through a bolt, and the second lower positioning block is detachably connected with the corresponding position of the top surface of the bottom cover through a bolt.
Furthermore, a plurality of first telescopic links evenly distributed in the bottom surface edge of upside crucible for sintering, a plurality of second telescopic links evenly distributed in bottom surface edge of lower extreme crucible for sintering.
Furthermore, the sintering furnace is in a vertical cylinder shape, the heating component comprises a heat-resistant coil pipe embedded in the inner side surface of the sintering furnace, and an electric heating wire is arranged in the heat-resistant coil pipe.
Furthermore, a circular fixing plate extends outwards and horizontally from the bottom end of the side wall of the sintering furnace, identical upright columns are fixed at four corners of the outer edge of the bottom surface of the fixing plate, and the bottom ends of the upright columns are fixed at corresponding positions of the top surface of the operating platform; the bottom end of the side wall of the sintering furnace is inwards and horizontally extended with a circular sealing plate, a circle of the bottom surface of the sealing plate is provided with an upwards sunken circular groove, the bottom cover is circular, a circle of the edge of the top surface of the bottom cover is provided with a circular protruding block which protrudes upwards and is matched with the groove in shape and size, and the bottom cover covers the opening at the bottom end of the sintering furnace and then the protruding block is inserted into the groove.
Furthermore, a horizontal stretching handle is fixed on the outer side surface of each sintering crucible.
Compared with the prior art, the beneficial effects of the utility model are that:
in the utility model, a plurality of identical sintering crucibles with top end openings and used for placing false teeth to be sintered are sequentially arranged right above the top surface of the bottom cover from bottom to top, and after the bottom cover is driven by the lifting component to ascend and cover the bottom end opening of the sintering furnace, each sintering crucible is positioned in the sintering furnace, so that the false teeth to be sintered can be sintered simultaneously, energy can be saved, and the sintering efficiency can be improved;
in the utility model, the bottom edge of the upper side sintering crucible and the top end of the side wall of the lower side adjacent sintering crucible are connected through a plurality of identical and vertical first telescopic rods, the upper end and the lower end of each first telescopic rod are respectively detachably connected with the bottom edge of the upper side sintering crucible and the top end of the side wall of the lower side adjacent sintering crucible, the bottom edge of the lowermost sintering crucible and the top surface of the bottom cover are connected through a plurality of identical and vertical second telescopic rods, the upper end and the lower end of each second telescopic rod are respectively detachably connected with the bottom edge of the lowermost sintering crucible and the top surface of the bottom cover, after the plurality of sintering crucibles are moved out of the sintering furnace, a lifting component, the bottom cover and each sintering crucible move horizontally to the right on an operation platform along with the bottom plate so that each sintering crucible is positioned at the right side of the sintering furnace, each first telescopic rod is stretched to increase the vertical distance between the upper end and the lower end adjacent sintering crucible, thus, external cold air can be blown into each sintering crucible from a larger gap between the upper and lower adjacent sintering crucibles, and the external cold air can be blown into the lowermost sintering crucible from a larger gap between the lowermost sintering crucible and the top surface of the bottom cover, so that each sintered high-temperature false tooth can be rapidly cooled;
in the utility model, the side wall and the bottom wall of the sintering crucible are provided with a plurality of ventilation holes, so that when sintering each false tooth to be sintered, the heat in the sintering furnace can enter each sintering crucible from a smaller gap between the upper and lower adjacent sintering crucibles, and the heat in the sintering furnace can enter each sintering crucible from a plurality of ventilation holes, thereby improving the sintering efficiency of each false tooth to be sintered; meanwhile, after sintering is finished, each sintering crucible is moved to the right side of the sintering furnace, and external cold air can be blown into each sintering crucible from a plurality of air vents, so that the cooling rate of each sintered high-temperature false tooth can be increased.
Drawings
FIG. 1 is a schematic structural view of a middle bottom cover covering an opening at the bottom end of a sintering furnace;
FIG. 2 is a schematic structural view of the sintering crucibles when they are removed from the furnace and the bottom plate is not moved to the right;
FIG. 3 is a schematic structural view of the sintering crucibles on the right side of the sintering furnace, and the first and second telescopic rods are extended;
FIG. 4 is an enlarged schematic view of the upper side crucible of FIG. 1 connected to the lower side adjacent crucible;
fig. 5 is a schematic top view of the connection of the left pulley, the middle pulley and the right pulley in fig. 1.
Description of the drawings: 1. the device comprises an operation table, 2, a sintering furnace, 3, a bottom cover, 4, a bottom plate, 5, a sintering crucible, 6, a first telescopic rod, 7, a second telescopic rod, 8, a motor, 9, a middle belt wheel, 10, a left screw rod, 11, a right screw rod, 12, a left belt wheel, 13, a right belt wheel, 14, a synchronous belt, 15, a left lower limiting block, 16, a right lower limiting block, 17, a left upper limiting block, 18, a right upper limiting block, 19, a top plate, 20, a front moving wheel, 21, a front guide rail, 22, a ventilation hole, 23, a first upper positioning block, 24, a first lower positioning block, 25, a heat-resistant coil pipe, 26, a fixing plate, 27, an upright post, 28, a sealing plate, 29, a groove, 30, a raised block, 31 and a stretching handle.
Detailed Description
As shown in fig. 1, 2, 3, 4 and 5, the denture sintering equipment comprises a horizontal operating platform 1, a sintering furnace 2 with an opening at the bottom end is fixed above the operating platform 1, a bottom cover 3 for covering the opening at the bottom end of the sintering furnace 2 is also arranged above the operating platform 1, a horizontal bottom plate 4 moving along the left-right direction is arranged on the top surface of the operating platform 1, and the bottom cover 3 is driven to lift through a lifting part arranged on the top surface of the bottom plate 4; a plurality of identical sintering crucibles 5 with openings at the top ends and used for placing false teeth to be sintered are sequentially arranged right above the top surface of the bottom cover 3 from bottom to top, the bottom surface edge of the upper sintering crucible 5 is connected with the top end of the side wall of the lower adjacent sintering crucible 5 through a plurality of identical and vertical first telescopic rods 6, the upper end and the lower end of each first telescopic rod 6 are respectively detachably connected with the bottom surface edge of the upper sintering crucible 5 and the top end of the side wall of the lower adjacent sintering crucible 5, the bottom surface edge of the lowermost sintering crucible 5 is connected with the top surface of the bottom cover 3 through a plurality of identical and vertical second telescopic rods 7, and the upper end and the lower end of each second telescopic rod 7 are respectively detachably connected with the bottom surface edge of the lowermost sintering; the inner side surface of the sintering furnace 2 is provided with a heating part; the plurality of sintering crucibles 5 are driven by the lifting part to lift along with the bottom cover 3 so that the plurality of sintering crucibles 5 enter or move out of the sintering furnace 2, after the plurality of sintering crucibles 5 move out of the sintering furnace 2, the lifting part, the bottom cover 3 and each sintering crucible 5 move horizontally to the right on the operation platform 1 along with the bottom plate 4 so that each sintering crucible 5 is positioned at the right side of the sintering furnace 2, each first telescopic rod 6 is extended to increase the vertical distance between the upper and lower adjacent sintering crucibles 5, and each second telescopic rod 7 is extended to increase the vertical distance between the lowermost sintering crucible 5 and the top surface of the bottom cover 3.
The lifting component comprises a motor 8 fixed at the front middle part of the top surface of the bottom plate 4, a horizontal middle belt wheel 9 is fixedly sleeved on an upper output shaft of the motor 8, a vertical left screw rod 10 and a vertical right screw rod 11 are symmetrically arranged at the right and left parts of the top surface of the bottom plate 4, the bottom ends of the left screw rod 10 and the right screw rod 11 are respectively rotatably connected with the bottom plate 4, a left belt wheel 12 and a right belt wheel 13 which are symmetrical are respectively fixedly sleeved at the bottom parts of the left screw rod 10 and the right screw rod 11, a horizontal synchronous belt 14 is wound between the left belt wheel 12, the middle belt wheel 9 and the right belt wheel 13, a left lower limiting block 15 and a right lower limiting block 16 which are symmetrical and horizontal are respectively fixedly sleeved at the lower parts of the left screw rod 10 and the right screw rod 11, the left lower limiting block 15 is positioned at the upper part of the left belt wheel 12, a left upper limiting block 17 and a right upper limiting block 18 which are symmetrical and, A horizontal top plate 19 is connected between the right screw rods 11, the left screw rod 10 penetrates through the bottom surface and the top surface of the right left part of the top plate 19, the right screw rod 11 penetrates through the bottom surface and the top surface of the right part of the top plate 19, the top plate 19 is respectively screwed with the left screw rod 10 and the right screw rod 11, the top plate 19 is positioned between the left lower limiting block 15 and the left upper limiting block 17, the bottom cover 3 is fixed at the middle part of the top surface of the top plate 19, the top surface of the top plate 19 is attached to the left upper limiting block 17 when the top plate 19 moves upwards to the top end of the left screw rod 10, and the bottom cover 3 covers the opening at the bottom end of the sintering furnace 2, when the top plate 19 moves downwards along the left screw rod 10 and the right screw rod 11 to the lower part of the left screw rod 10, the bottom surface of the top plate 19 is attached to the left lower limiting block 15, furthermore, the top end of the uppermost sintering crucible 5 is positioned below the sintering furnace 2, so that the arrangement of the upper left limiting block 17, the lower left limiting block 15, the upper right limiting block 18 and the lower right limiting block 16 can conveniently control the ascending and descending amplitude of the top plate 19.
Wherein, the front part and the rear part of the bottom surface of the bottom plate 4 are symmetrically provided with a front moving wheel part and a rear moving wheel part, the front moving wheel part comprises a plurality of front moving wheels 20 which are uniformly arranged along the left-right direction, the rear moving wheel part comprises a plurality of rear moving wheels, the top surface of the operation table 1 is provided with a front guide rail 21 which is horizontal and arranged along the left-right direction at the position of the front moving wheels 20, the top surface of the operation table 1 is provided with a rear guide rail which is horizontal and arranged along the left-right direction at the position of the rear moving wheels, the plurality of front moving wheels 20 are positioned in the front guide rail 21, the plurality of rear moving wheels are positioned in the rear guide rail, the front moving wheel 20 part and the rear moving wheel part also comprise a front brake part and a rear brake part, when the left end of the front moving wheel 20 at the leftmost side is abutted against the left end of the front guide rail 21, the bottom plate 4 stops moving leftwards and the bottom cover, the bottom plate 4 stops moving to the right and each crucible 5 is located at the right side of the furnace 2.
Wherein, a plurality of vent holes 22 are arranged on the side wall and the bottom wall of the sintering crucible 5, and the vent holes 22 are uniformly distributed on the side wall and the bottom wall of the sintering crucible 5.
Wherein, the upper end and the lower end of the first telescopic rod 6 are respectively fixed with a horizontal first upper positioning block 23 and a horizontal first lower positioning block 24, the corresponding positions of the first upper positioning block 23 and the bottom edge of the upper sintering crucible 5 are detachably connected through bolts, and the corresponding positions of the first lower positioning block 24 and the top end of the side wall of the lower adjacent sintering crucible 5 are detachably connected through bolts; the upper end and the lower end of the second telescopic rod 7 are respectively fixed with a second horizontal upper positioning block and a second horizontal lower positioning block, the second upper positioning block is detachably connected with the corresponding position of the bottom edge of the sintering crucible 5 at the lowest end through a bolt, and the second lower positioning block is detachably connected with the corresponding position of the top surface of the bottom cover 3 through a bolt; the first telescopic rods 6 are uniformly distributed at the bottom edge of the upper sintering crucible 5, and the second telescopic rods 7 are uniformly distributed at the bottom edge of the lowermost sintering crucible 5.
Wherein, the sintering furnace 2 is in a vertical cylinder shape, the heating component comprises a heat-resistant coil 25 embedded in the inner side surface of the sintering furnace 2, and an electric heating wire is arranged in the heat-resistant coil 25; the bottom end of the side wall of the sintering furnace 2 extends outwards and horizontally to form a circular fixing plate 26, the four corners of the outer edge of the bottom surface of the fixing plate 26 are fixed with the same upright posts 27, and the bottom ends of the upright posts 27 are fixed at the corresponding positions of the top surface of the operating platform 1; a circular sealing plate 28 extends inwards and horizontally from the bottom end of the side wall of the sintering furnace 2, a circular groove 29 which is concave upwards is formed in the periphery of the bottom surface of the sealing plate 28, the bottom cover 3 is circular, a circular protruding block 30 which protrudes upwards and is matched with the groove 29 in shape and size is formed in the periphery of the top surface of the bottom cover 3, and the protruding block 30 is inserted into the groove 29 after the bottom cover 3 covers the opening at the bottom end of the sintering furnace 2; a horizontal pulling handle 31 is fixed to the outer surface of each crucible 5.
The working principle is as follows: placing a plurality of false teeth to be sintered into each sintering crucible 5, then contracting each first telescopic rod 6 and each second telescopic rod 7 to enable the top end of the uppermost sintering crucible 5 to be positioned at the lower right part of the sintering furnace 2, then pushing the bottom plate 4 to enable the front moving wheels and the rear moving wheels on the bottom plate 4 to respectively move leftwards along the front guide rails and the rear guide rails on the operation table 1, stopping the left movement of the bottom plate 4 when the left end of the front moving wheel 20 at the leftmost side abuts against the left end of the front guide rail 21, braking each front moving wheel 20 and each rear moving wheel through the front braking part and the rear braking part, then starting the motor 8, rotating the upper output shaft of the motor 8 and driving the middle belt wheel 9, driving the middle belt wheel 9 to drive the left belt wheel 12 and the right belt wheel 13 to rotate at the same speed and the same direction through the synchronous belt 14, further driving the left lead screw 10 and the right lead screw 11 to rotate at the same speed and driving the top plate, the bottom cover 3 and each sintering crucible 5 move upwards along with the top plate 19, when the top plate 19 moves upwards to the top end of the left lead screw 10, the top surface of the top plate 19 is jointed with the upper left limiting block 17, then the motor 8 is turned off, all the sintering crucibles 5 are in the sintering furnace 2 and the bottom cover 3 covers the bottom end opening of the sintering furnace 2, then the heating component is started to sinter the false teeth to be sintered, after a period of time, the sintering is completed, the motor 8 is started again, the upper output shaft of the motor 8 rotates reversely, the top plate 19 moves downwards along the left lead screw 10 and the right lead screw 11, the bottom cover 3 and each sintering crucible 5 move downwards along with the top plate 19, when the top plate 19 moves downwards to the lower part of the left lead screw 10, the bottom surface of the top plate 19 is jointed with the lower left limiting block 15, then the motor 8 is turned off, when the top end of the uppermost sintering crucible 5 is positioned below, The backward moving wheels move rightwards along the front guide rail and the back guide rail respectively, when the right end of the rightmost forward moving wheel 20 abuts against the right end of the front guide rail 21, the bottom plate 4 stops moving rightwards, each forward moving wheel 20 and each backward moving wheel are braked through the front brake part and the back brake part, each sintering crucible 5 is positioned at the right side of the sintering furnace 2 at the moment, then a stretching handle 31 is clamped through a heat-resisting tool such as a heat-resisting clamp and moves upwards, so that each first telescopic rod 6 and each second telescopic rod 7 are stretched, the vertical distance between the upper and lower adjacent sintering crucibles 5 is increased, the vertical distance between the lowermost sintering crucible 5 and the top surface of the bottom cover 3 is increased, external cold air is blown into each sintering crucible 5 from a plurality of vent holes 22, the external cold air is blown into each sintering crucible 5 from the gap between the upper and lower adjacent sintering crucibles 5, and the external cold air is blown into the lowermost sintering crucible 5 from the gap between the lowermost sintering crucible 5, thereby rapidly cooling each sintered high-temperature denture.
Claims (10)
1. A denture sintering apparatus, comprising: the sintering furnace comprises a horizontal operation table, wherein a sintering furnace with an opening at the bottom end is fixed above the operation table, a bottom cover for covering the opening at the bottom end of the sintering furnace is also arranged above the operation table, a horizontal bottom plate moving along the left-right direction is arranged on the top surface of the operation table, and the bottom cover is driven to lift through a lifting part arranged on the top surface of the bottom plate; a plurality of identical sintering crucibles with openings at the top ends and used for placing false teeth to be sintered are sequentially arranged right above the top surface of the bottom cover from bottom to top, the bottom surface edge of the upper sintering crucible and the top end of the side wall of the lower adjacent sintering crucible are connected through a plurality of identical vertical first telescopic rods, the upper end and the lower end of each first telescopic rod are detachably connected with the bottom surface edge of the upper sintering crucible and the top end of the side wall of the lower adjacent sintering crucible respectively, the bottom surface edge of the lowermost sintering crucible and the top surface of the bottom cover are connected through a plurality of identical vertical second telescopic rods, and the upper end and the lower end of each second telescopic rod are detachably connected with the bottom surface edge of the lowermost sintering crucible; the inner side surface of the sintering furnace is provided with a heating part; the plurality of sintering crucibles are driven by the lifting component to lift along with the bottom cover so that the plurality of sintering crucibles enter or move out of the sintering furnace, the lifting component, the bottom cover and the sintering crucibles move horizontally to the right on the operation platform along with the bottom plate after the plurality of sintering crucibles move out of the sintering furnace so that the sintering crucibles are positioned at the right side of the sintering furnace, each first telescopic rod is extended to increase the vertical distance between the upper and lower adjacent sintering crucibles, and each second telescopic rod is extended to increase the vertical distance between the lowermost sintering crucible and the top surface of the bottom cover.
2. The denture sintering apparatus according to claim 1, wherein: the lifting component comprises a motor fixed at the front middle part of the top surface of the bottom plate, a horizontal middle belt wheel is fixedly sleeved on an upper output shaft of the motor, a right left part of the top surface of the bottom plate, a right left screw rod and a right screw rod are symmetrically arranged at the right part, the bottom ends of the left screw rod and the right screw rod are respectively rotatably connected with the bottom plate, a symmetrical left belt wheel and a symmetrical right belt wheel are respectively fixedly sleeved at the bottom parts of the left screw rod and the right screw rod, a horizontal synchronous belt is wound between the left belt wheel, the middle belt wheel and the right belt wheel, a symmetrical horizontal lower left limiting block and a symmetrical horizontal lower right limiting block are respectively fixedly sleeved at the lower parts of the left screw rod and the right screw rod, the left lower limiting block is positioned above the left belt wheel, a symmetrical horizontal upper left limiting block and an upper right limiting block are respectively fixedly sleeved at the top ends of the left screw rod and the right screw rod, a horizontal top plate is, The right screw rod is connected in a screwed mode respectively, the top plate is located between the lower left limiting block and the upper left limiting block, a bottom cover is fixed to the middle of the top surface of the top plate, the top surface of the top plate is attached to the upper left limiting block when the top plate moves upwards to the top end of the left screw rod along the left screw rod and the right screw rod, the bottom cover covers an opening in the bottom end of the sintering furnace, the bottom surface of the top plate is attached to the lower left limiting block when the top plate moves downwards to the lower portion of the left screw rod along the left screw rod and the right screw rod.
3. The denture sintering apparatus according to claim 1, wherein: the front and rear moving wheel parts are symmetrically arranged at the front and rear parts of the bottom surface of the bottom plate, the front moving wheel part comprises a plurality of front moving wheels which are uniformly arranged along the left-right direction, the rear moving wheel part comprises a plurality of rear moving wheels, a front guide rail which is horizontal and arranged along the left-right direction is arranged at the position of the front moving wheel on the top surface of the operating platform, a rear guide rail which is horizontal and arranged along the left-right direction is arranged at the position of the rear moving wheel on the top surface of the operating platform, the plurality of front moving wheels are positioned in the front guide rail, the plurality of rear moving wheels are positioned in the rear guide rail, the front and rear moving wheel parts also comprise front and rear, when the left end of the leftmost front moving wheel is abutted against the left end of the front guide rail, the bottom plate stops moving leftwards, the bottom cover rises to the right position and then covers the opening at the bottom end of the sintering furnace, and when the right end of the front moving wheel at the rightmost side abuts against the right end of the front guide rail, the bottom plate stops moving rightmost and each sintering crucible is positioned at the right side of the sintering furnace.
4. The denture sintering apparatus according to claim 1, wherein: the side wall and the bottom wall of the sintering crucible are provided with a plurality of vent holes.
5. The denture sintering apparatus according to claim 4, wherein: the plurality of vent holes are uniformly distributed on the side wall and the bottom wall of the sintering crucible.
6. The denture sintering apparatus according to claim 1, wherein: the upper end and the lower end of the first telescopic rod are respectively fixed with a first upper horizontal positioning block and a first lower horizontal positioning block, the first upper horizontal positioning block is detachably connected with the corresponding position of the bottom edge of the upper side sintering crucible through a bolt, and the first lower horizontal positioning block is detachably connected with the corresponding position of the top end of the side wall of the lower side adjacent sintering crucible through a bolt; the upper end and the lower end of the second telescopic rod are respectively fixed with a second horizontal upper positioning block and a second horizontal lower positioning block, the second upper positioning block is detachably connected with the corresponding position of the bottom surface edge of the sintering crucible at the lowest end through a bolt, and the second lower positioning block is detachably connected with the corresponding position of the top surface of the bottom cover through a bolt.
7. The denture sintering apparatus according to claim 6, wherein: a plurality of first telescopic links evenly distributed in the bottom surface edge of upside sintering crucible, a plurality of second telescopic links evenly distributed in lower extreme sintering crucible bottom surface edge.
8. The denture sintering apparatus according to claim 1, wherein: the sintering furnace is in a vertical cylinder shape, the heating component comprises a heat-resistant coil pipe embedded in the inner side surface of the sintering furnace, and an electric heating wire is arranged in the heat-resistant coil pipe.
9. The denture sintering apparatus according to claim 8, wherein: the bottom end of the side wall of the sintering furnace extends outwards and horizontally to form a circular fixing plate, the four corners of the outer edge of the bottom surface of the fixing plate are fixed with the same stand columns, and the bottom ends of the stand columns are fixed at the corresponding positions of the top surface of the operation table; the bottom end of the side wall of the sintering furnace is inwards and horizontally extended with a circular sealing plate, a circle of the bottom surface of the sealing plate is provided with an upwards sunken circular groove, the bottom cover is circular, a circle of the edge of the top surface of the bottom cover is provided with a circular protruding block which protrudes upwards and is matched with the groove in shape and size, and the bottom cover covers the opening at the bottom end of the sintering furnace and then the protruding block is inserted into the groove.
10. The denture sintering apparatus according to claim 1, wherein: and a horizontal stretching handle is fixed on the outer side surface of each sintering crucible.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114987045A (en) * | 2022-05-30 | 2022-09-02 | 江苏龙恒新能源有限公司 | Full-automatic solar wafer silk screen printing line fritting furnace |
| WO2023010769A1 (en) * | 2021-08-05 | 2023-02-09 | 成都凯天电子股份有限公司 | Sintering device for use in preparation of low-temperature sintered piezoelectric ceramics |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023010769A1 (en) * | 2021-08-05 | 2023-02-09 | 成都凯天电子股份有限公司 | Sintering device for use in preparation of low-temperature sintered piezoelectric ceramics |
| CN114987045A (en) * | 2022-05-30 | 2022-09-02 | 江苏龙恒新能源有限公司 | Full-automatic solar wafer silk screen printing line fritting furnace |
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