KR101761316B1 - Apparatus for manufacturing Tooth rest - Google Patents

Abstract

The present invention relates to a color image forming apparatus capable of realizing various functions by differentiating colors according to selectively inputting respective raw materials having various colors.
A molding means having injection means for injecting a raw material to be supplied from a raw material reservoir containing a raw material to be cured by energy to be injected and a molding plate to which a raw material to be injected from the injection means is applied; And a curing unit adapted to cure the dental prosthesis. Elevating means for elevating and lowering the injecting means in a vertical direction; And moving means for linearly reciprocating in the horizontal direction; Further comprising forward and backward means for moving the forming plate in the forward and backward directions.

Description

[0001] Apparatus for manufacturing Tooth rest [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a molding apparatus for a dental prosthesis for manufacturing a dental prosthesis, and more particularly, to a dental prosthesis model for a programmed dental prosthesis model to which a 3D printer technique, (Layer), and a plurality of divided layers are sequentially injected and cured to form a dental prosthesis, whereby the reproducibility is maximized, and in particular, each raw material having various colors The present invention relates to an apparatus for manufacturing a dental prosthesis, which is capable of various functions through discrimination of colors according to a selection of various consumers and parts.

Generally, a dental prosthesis is an article having an appearance of an artificial tooth manufactured in a shape similar to that of a tooth, and fixed to a fixture mainly through an abutment of an implant.

Such a dental prosthesis is usually manufactured through manual operation. However, when the dental prosthesis is reproduced by hand, the reproducibility of the prosthesis is extremely low. Recently, a CAD cam system, which manages all the processes from the industry to the product manufacturing, And the reproducibility is maximized.

In the procedure of manufacturing a prosthesis using the CAD cam system, a patient's impression is first obtained, a scan body is inserted into a tooth bone, and the scan body is scanned with a three-dimensional scanner. In a state where the scan body is fixed to the implant, After securing the data or fixing the abutment in the oral cavity, the 3D scanning data is acquired by scanning with the 3D scanner.

Then, the scan body shape in the obtained three-dimensional scan data is compared with the shape file of the abutment inputted in advance, and the position of the fixture position of the tooth to be implanted, and the position of the accurate depth, direction and center coordinate are extracted The design is calculated, and the prosthesis is manufactured accordingly.

Meanwhile, in the step of manufacturing the prosthesis as described above, there is a method of manufacturing by cutting the base material; In Korean Patent Application No. 10-2010-0081249 (name: mimic cutting device for prosthesis molding / Aug. 22, 2010), there are provided a jig for fixing the specimen and the workpiece; And an imitation cutting portion for cutting the workpiece in accordance with the read shape, wherein the jig portion is provided on the supporting bracket formed on the bed, And a mounting hole formed on both sides of the base; A sample table provided in a mounting hole formed in the base through a longitudinal axis and arranged in a longitudinally rotating structure, and a workpiece table, wherein the sample table and the workpiece table are connected to each other via longitudinal axes A pulley is provided on each longitudinal axis of the workpiece table and the workpiece table fixed to the mounting hole of the base by a longitudinally rotating structure, A connecting rod is provided between the eccentric portions of the pulleys to form an eccentric link, while a belt is fastened between the pulleys forming the eccentric link. The rotation angle of the workpiece table And a rotating direction of the table of work is set through the belt is described There.

And a method of manufacturing a prosthesis by applying a precision casting method such as a roast wax method; Korean Patent Application No. 10-2006-033613 (entitled "METHOD AND APPARATUS FOR DENTAL REGULATORY PROCESSING," Apr. 23, 2006) discloses a method of melting and removing a dental prosthesis-type model in a hardened investment material, A dental prosthesis casting apparatus for forming a mold into which molten metal is injected, the apparatus comprising: a hollow mold in which the mold is placed and filled with a liquid investment material to cover the mold; There is disclosed a prosthesis casting apparatus including a rib body having a plurality of ribs interposed in the investment material to suppress thermal deformation of the investment material and a rib base which is seated on one end of the workpiece and on which the ribs are formed have.

In recent years, a method of manufacturing a prosthesis using a 3D printer has been proposed; In Korean Patent Application No. 10-2014-003340 (titled "Method for manufacturing dental implant prosthesis using 3D printer / March 20, 2004), as is known in the art, (a) a plurality of fixtures placed on the alveolar bone Fastening the links, respectively; (b) acquiring a three-dimensional image of an oral environment in which a plurality of links are fastened; (c) designing a three-dimensional shape of an upper prosthesis that is fastened to the plurality of links with reference to the three-dimensional image; And (d) outputting the 3D shape of the designed upper prosthesis to a 3D printer to manufacture an upper prosthesis.

In addition, as disclosed in Korean Patent Application No. 10-2013-0085893 (entitled " Device for manufacturing a tooth straightener using 3D printer / Jul .2013.07.22), as a device for manufacturing a tooth straightener using a 3D printer, The tooth model of the scan data is modeled in 3D using the 3D CAD program loaded, and then the tooth model modeled in 3D is read out to the 3D model in which the calibration data is reflected under the 3D CAD program A tooth brainer designing device for generating and storing tooth calibration data and completing a patient's tooth brace design based on the 3D tooth calibration data; And the teeth correcting device design information of the patient is received from the tooth straightener designing device and the teeth correcting device is processed in accordance with the tooth straightener design information using a shape memory polymer (SMP) or a titanium alloy (Tialloy) A manufacturing apparatus including a 3D printer unit is described.

1, Korean Patent Application No. 10-2010-0081249 (Aug. 23, 2010) 2, Korean Patent Application No. 10-2006-033613 (Apr. 13, 2006). 3, Korean Patent Application No. 10-2014-003340 (March 31, 2014). 4, Korean Patent Application No. 10-2013-0085893 (Feb.

However, the apparatus for manufacturing prostheses based on the conventional 3D modeling as described above can be manufactured by applying a single color, but it is difficult to manufacture the apparatus by applying various colors.

In addition, there is a problem that the reproducibility of manufactured prostheses is poor.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems, and an object of the present invention is to provide a program for a dental prosthesis model to which a 3D printer technique, in which a raw material is cured, (Layer), and a plurality of divided layers are sequentially injected and cured to form a dental prosthesis, whereby the reproducibility is maximized, and in particular, each raw material having various colors And to provide a device for manufacturing a dental prosthesis so that various functions can be realized through selection of various consumers and color discrimination according to a part.

According to another aspect of the present invention, there is provided an apparatus for manufacturing a dental prosthesis, comprising: a spraying means for spraying a raw material supplied from a raw material reservoir containing a raw material to be cured by energy to be injected; And a hardening means for hardening the raw material coated on the forming plate by supplying energy to the forming plate, the apparatus comprising: Elevating means for elevating and lowering the injecting means in a vertical direction; And moving means for linearly reciprocating in the horizontal direction; Further comprising advancing and retracting means for causing the shaping plate to move back and forth in the forward and backward directions.

Wherein the injection means comprises a motor dispenser connected to a scanning tube for discharging the raw material stored in the raw material reservoir to the outside; The curing means is composed of a halogen beam heater and is characterized in that the energy for curing the raw material is heat.

Wherein the injection means comprises a motor dispenser connected to a discharge pipe for discharging the raw material stored in the raw material reservoir to the outside; The curing means comprises an air heater, and is characterized in that the energy for curing the raw material is heat.

Wherein the curing means is made of an ultraviolet lamp and the energy for curing the raw material is ultraviolet light; The jetting means is provided with a receiving passage in which the ultraviolet lamp is installed on the bottom surface of the receiving groove into which the raw material reservoir is fitted and a lower portion of the receiving tube is connected to the inside of the raw material reservoir, Said spray nozzle comprising: A plurality of the injection nozzles are provided in the lower portion of the receiving cylinder; The raw material reservoir is provided with a plurality of nozzles connected to the injection nozzles to supply and spray the raw materials, respectively.

The apparatus for manufacturing a dental prosthesis according to the present invention as described above is characterized in that a plurality of divided layer layers are sequentially injected into the molding plate for a model of a dental prosthesis programmed through the injection means, The dental prosthesis of the desired shape (3D dental prosthesis model) can be manufactured easily, and the reproducibility of the dental prosthesis can be maximized.

In addition, the raw materials supplied from the raw material reservoirs can be injected, cured, and shaped by replacing a plurality of raw material storing raw material supplying raw materials for supplying the raw materials. By selectively applying the respective raw materials having various colors, It is possible to realize various functions by discriminating the color depending on the region and the region.

1 is a schematic perspective view showing an apparatus for manufacturing a dental prosthesis according to an embodiment of the present invention;
Figs. 2 to 4 are schematic cross-sectional exemplary views showing an apparatus for manufacturing a dental prosthesis according to the present embodiment. Fig.
5 is a schematic view showing a control state of the apparatus for manufacturing a dental prosthesis according to the present embodiment.
6 to 18 are schematic perspective views showing an apparatus for manufacturing a dental prosthesis according to another embodiment of the present invention.
19 is a schematic perspective view showing an apparatus for manufacturing a dental prosthesis according to still another embodiment of the present invention.
20 is a schematic perspective view showing an apparatus for manufacturing a dental prosthesis according to still another embodiment of the present invention.
FIG. 21 is a schematic perspective view showing an apparatus for manufacturing a dental prosthesis according to still another embodiment of the present invention. FIG.

Hereinafter, an apparatus for manufacturing a dental prosthesis according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention can be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more fully describe the present invention to those skilled in the art. Therefore, the shapes and the like of the elements in the drawings can be exaggeratedly expressed to emphasize a clearer description. It should be noted that in the drawings, the same members are denoted by the same reference numerals. Detailed descriptions of well-known functions and constructions which may be unnecessarily obscured by the gist of the present invention are omitted.

1 to 5 show an apparatus for manufacturing a dental prosthesis according to an embodiment of the present invention. In the apparatus 1 for manufacturing a dental prosthesis according to the present embodiment, A molding means 4 having injection means 3 for injecting a raw material supplied from a raw material reservoir 2 accommodated therein and a molding plate 41 for applying a raw material injected from the injection means 3; And a curing unit 5 for applying energy to the raw material applied to the raw material 41 to be cured.

That is, the steps of putting the raw material into the shaping plate 41 through the injection means 3 and then curing the raw material through the curing means 5 are repeatedly performed to obtain a dental prosthesis of a desired shape (dental prosthesis model) .

As shown in FIG. 1, the curing unit 5 may be composed of a halogen beam heater or an air heater so that the energy for curing the raw material may be heat; As shown in FIG. 6, ultraviolet light may be used as energy for curing the raw material, and it is preferably applied by a user. Most preferably a halogen beam heater.

The apparatus 1 for manufacturing a dental prosthesis according to the present embodiment divides a plurality of layer layers 10 divided vertically into unit heights into a programmed 3D dental prosthesis model, And then the layer layers 10 are formed stepwise on the basis of the layer layer 10 positioned at the lowermost position in the calculated layer layers 10 to form a dental prosthesis .

That is, the raw material corresponding to the layer layers 10 is injected into the shaping plate 41 through the injecting means 3 and then cured through the curing means 5 to form a single layer layer 10, And then molding the layer layer 10 of the car layer by performing the above-described process is repeatedly performed to produce a dental prosthesis of a desired shape.

As a result, the reproducibility of the manufactured dental prosthesis can be maximized.

1 to 4, in the apparatus 1 for manufacturing a dental prosthesis according to this embodiment, the injection means 3 discharges the raw material stored in the raw material reservoir 2 to the outside And a motor dispenser connected to the scanning tube 21 so as to be movable.

That is, the raw material is quantitatively supplied by the motor dispenser, thereby realizing an automated manufacturing process stably.

The motor dispenser is preferably constructed using a conventionally known technology, and a detailed description thereof will be omitted.

6 to 21, in the apparatus 1 for manufacturing a dental prosthesis according to the present embodiment, the injection means 3 includes a receiving groove 31 (see FIG. 6) into which the raw material reservoir 2 is fitted, The ultraviolet ray lamp according to the present invention is characterized in that the ultraviolet ray lamp is provided on the bottom of the receiving cylinder and the ultraviolet lamp is provided on the bottom of the receiving cylinder, And an ejection nozzle 33 for ejecting the ink to the outside.

That is, the raw material is injected into the molding plate 41 through the injection nozzle 33 and the curing means 5 provided in the receiving cylinder 32, and is hardened and molded.

The apparatus 1 for manufacturing a dental prosthesis according to the present embodiment includes a base plate 61 formed of a plate in the form of a plate and a strut 62 formed on the base plate 61, (6) having an upper plate (63) supported and fixed with an interval therebetween by a screw; The curing means 5 and the injecting means 3 are provided on a guide plate 65 guided by a guide rod 64 connecting between the base plate 61 and the upper plate 63 in the machine body 6 And fixed in a linear reciprocating motion in the vertical direction.

In addition, the forming plate 41 is fixed to the base plate 61 so as to be guided by a forward / backward rail 91, which is provided with a length in the front-rear direction, and is linearly reciprocated in the front-rear direction.

That is, the curing unit 5, the injecting unit 3, and the molding plate 41 are movably fixed in the inner space of the machine body 6 so as to be selectively moved close to and away from each other while having three- The raw material is introduced into the shaping plate 41 in a desired shape and shape, and the curing means 5 has the set movement coordinates to cure the raw material.

The apparatus 1 for manufacturing a dental prosthesis according to the present embodiment as described above comprises elevating means 7 for vertically elevating the injecting means 3 and the curing means 5; And a moving means (8) for linearly reciprocating in a horizontal direction; (9) for moving the forming plate (41) back and forth in the forward and backward directions.

The elevating means 7 includes a screw rod 71 which is vertically disposed on the base plate 61 so as to idle and is screwed while the guide plate 65 is passed therethrough, And an elevating motor (72) for generating a rotational force to rotate the screw rod (71); The elevating motor 72 and the screw rod 71 are preferably connected to each other through a normal transmission having a configuration in which a known technique is applied .

That is, when the screw rod 71 rotates in accordance with the driving of the elevating motor 72, the screw rod 71 passes through and the guide plate 65, which is screwed with the screw rod, moves up and down, The injection cylinder 32 ascends and descends so that the injection nozzle 33 is close to and spaced apart from the molding plate 41 in the vertical direction.

Accordingly, the injection nozzle 33 can be arranged at a height that is adapted to the number of the layer layers 10 laminated and formed on the molding plate 41, so that the injection of the raw material is elaborately performed.

The moving means 8 includes a moving rail 81 fixed to the guide plate 65 with a length in the horizontal direction and a moving rail 81 fixed movably on the moving rail 81, A moving plate 85 to which the curing unit 5 is fixed, and a moving member for moving the moving plate 85 linearly.

That is, the transfer plate 85 is linearly reciprocated on the movable rail 81 by the moving member.

1, the moving member includes a moving screw bar 86 disposed to have a length in the longitudinal direction of the moving rail 81 and axially coupled to the guide plate 65 so as to idle, And a moving motor 84 fixed to the guide plate 65 and adapted to generate rotational force by being supplied with power to rotate the moving screw bar 86 in normal and reverse directions; A pair of moving pulleys 82 fixed to the guide plate 65 at idle intervals so as to be spaced apart from each other in the longitudinal direction of the moving rail 81, A moving belt 83 which is wound on the driving pulley 82 and rotates and on which the injection means 3 and the hardening means 5 are fixed; (84) adapted to rotate one of the moving pulleys (82) of the plurality of pulleys; The moving motor 84 and the moving pulley 82 are preferably connected to each other through a normal transmission having a configuration in which a known technique is applied .

That is, as the moving plate 85 is linearly reciprocated in the longitudinal direction of the moving rail 81 in accordance with the driving of the moving motor 84, the jetting means 3 And the curing unit 5 move in the horizontal direction and move in the horizontal direction with the moving coordinate with respect to the forming plate 41.

Accordingly, the raw material can be injected and cured in accordance with the shape of the layer layer 10 to be formed on the forming plate 41, and the introduction of the raw material is elaborately performed.

The advancing / retracting means 9 includes a forward / backward rail 91 fixed to the base plate 61 with a length in the front-rear direction and fixed to the forming plate 41 movably, And a forward / backward movement member for linearly moving the guide member.

That is, the shaping plate 41 reciprocates linearly on the forward / backward rail 91 by the advancing / retreating member.

1, the advancing / retreating member includes a forward / backward rod 95 disposed to have a length in the longitudinal direction of the advancing / retreating rail 91 and axially coupled to the forming plate 41 so as to idle, And a forward / backward motor 94 fixed to the forming plate 41 and adapted to generate a rotational force by being supplied with power to rotate the forward / backward rod 95 in normal and reverse directions; 6, a pair of forward and backward pulleys 92 fixed to the forming plate 41 at idle intervals so as to be spaced apart from each other in the longitudinal direction of the forward and backward rails 91, A forward and backward belt 83 which is wound around the driving pulleys 92 and rotates and has the shaping plate 41 fixed on a part thereof, And a forward / backward motor (94) adapted to rotate the motor (92); The forward and backward motor 94 and the forward and backward pulleys 92 are connected to each other through a normal transmission having a configuration in which a known technique is applied .

That is, as the molding plate 41 linearly reciprocates in the longitudinal direction of the back-and-forth rail 91 in accordance with the driving of the back-and-forth motor 94, the molding plate 41 has the moving coordinates in the front- .

The injecting means 3 and the curing means 5 and the forming plate 41 are arranged in the aligned coordinates according to the shape of the layer layer 10 laminated and molded on the forming plate 41 And the input of the raw material is finely performed.

The apparatus 1 for manufacturing a dental prosthesis according to the present embodiment as described above is a device for manufacturing the dental prosthesis according to the first embodiment of the present invention which is supplied with electric power from the power supply unit 100 and is connected to the elevation motor 72, Further comprising control means (200) for controlling the driving of the injection means (3) and the curing means (5); And an operation means (300) adapted to apply an operation signal to the control means (200).

In the apparatus 1 for manufacturing a dental prosthesis according to this embodiment, a plurality of the injection nozzles 33 are provided in the lower portion of the receiving cylinder 32; The raw material reservoir 2 may be provided with a plurality of nozzles 33 connected to the injection nozzles 33 so as to supply and inject the raw materials, respectively.

Accordingly, the raw material reservoirs 2 for supplying the raw materials and the injecting means 3 for injecting the raw materials are connected to the raw materials, respectively, so that the respective raw materials having various colors can be selectively inputted, By differentiating the color according to the region, various functions are implemented.

The function and effect of the apparatus 1 for manufacturing a dental prosthesis according to this embodiment will be described in detail as follows.

In order to form and manufacture the dental prosthesis through the apparatus 1 for manufacturing a dental prosthesis according to the present embodiment, firstly, raw materials having respective colors are injected into the raw material reservoirs 2, The respective raw material reservoirs 2 are fitted into the motor dispensers constituting the spray tongue 3 or the receiving grooves 31 of the receiving cylinder 32 respectively.

At this time, the raw material reservoir (2) and the injection nozzle (33) are spatially connected.

When the raw material reservoirs 2 are coupled to the injection means 3 and the operation means 300 is operated to apply an operation signal to the control means 200, Data on the input and hardening of the raw material to the respective layer layers 10 with respect to the 3D dental prosthesis model to be manufactured based on the data are input to the elevation motor 72, the moving motor 84, (3) and the curing means (5) move according to the alignment path of the movement coordinates, and the injection plate (41) Each of the raw materials is put into the shape and shape of the set layer layer 10 and the set layer layer 10 is formed by curing by the driving of the curing means 5.

A plurality of layer layers 10 formed by sequentially applying the forming process of the layer layer 10 as described above are laminated in the vertical direction to form a dental prosthesis having a predetermined shape and shape.

At this time, each raw material having various colors is selectively injected to produce a dental prosthesis.

FIG. 19 is a view showing an apparatus for manufacturing a dental prosthesis according to another embodiment of the present invention. In the apparatus 1 for manufacturing a dental prosthesis according to the present embodiment, Each replenishing tank 400 is connected to the reservoir 2 through a connecting hose 410 so as to supply the respective raw materials freely falling and supply them.

That is, the raw materials are supplied to the raw material reservoirs 2 through the replenishing tank 400, so that the replenishment of the raw materials is smoothly performed in the manufacturing process, and the stability of the manufacturing work is secured.

FIG. 20 is a view showing an apparatus for manufacturing a dental prosthesis according to another embodiment of the present invention. The apparatus 1 for manufacturing a dental prosthesis according to the present embodiment is provided with the respective raw material reservoirs 2 A plurality of auxiliary tanks 500 connected to the auxiliary hoses 510 to supply the raw materials and pump the raw materials through the pump 520 driven by the control means 200 are provided.

That is, the raw materials stored in the auxiliary tank 500 are supplied to the raw material reservoirs 2, so that the replenishment of the raw materials can be smoothly performed during the manufacturing process, and the stability of the manufacturing operation is secured.

As a result, the replenishment of the raw material can be smoothly performed in a large amount of production work and in the production of a large capacity work.

FIG. 21 is a view showing an apparatus for manufacturing a dental prosthesis according to another embodiment of the present invention. In the apparatus 1 for manufacturing a dental prosthesis according to the present embodiment, A plurality of the auxiliary tanks 500 may be connected to the raw material reservoir 2 while interlocking with the respective pumps 520.

That is, each raw material stored in the auxiliary tanks 500, in which a plurality of colors are respectively stored via one raw material reservoir 2, may be selectively injected through the control of the control means 200.

It will be apparent to those skilled in the art that various modifications and equivalent arrangements may be made therein without departing from the scope of the present invention as defined by the appended claims and their equivalents. . Therefore, it is to be understood that the present invention is not limited to the above-described embodiments. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims. It is also to be understood that the invention includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

1: Manufacturing apparatus 10: Layer layer
2: raw material reservoir 3: injection means
31: receiving groove 32: receiving barrel
33: injection nozzle 4: molding means
41: forming plate 5: curing means
6: machine body 61: base plate
62: support 63: top plate
64: guide rod 65: guide plate
7: lifting means 71: lifting and lowering means
72: lift motor 8: moving means
81: Moving rail 82: Moving pulley
83: moving belt 84: moving motor
85: Moving plate 86: Moving bar
9: advancing means 91: forwarding rail
92: Retractable pulley 93: Retractable belt
94: Retractable motor 95: Retractable nose bar
100: power supply unit 200: control means
300: operating means 400: replenishing tank
410: connecting hose 500; Auxiliary tank
510: auxiliary hose 520: pump

Claims (4)

A molding means having injection means for injecting a raw material to be supplied from a raw material reservoir containing a raw material to be cured by energy to be injected and a molding plate to which a raw material to be injected from the injection means is applied; And a curing unit adapted to cure the dental prosthesis.
Elevating means for elevating and lowering the injecting means in a vertical direction; And moving means for linearly reciprocating in the horizontal direction; Further comprising advancing and retracting means for causing said shaping plate to move back and forth in the forward and backward directions,
Wherein the injection means
And a motor dispenser connected to a scanning tube for discharging the raw material stored in the raw material reservoir to the outside;
Wherein the curing means comprises:
And a halogen beam heater, wherein the energy for curing the raw material is heat.
The method of claim 1, further comprising:
Wherein the injection means
And a motor dispenser connected to a discharge pipe for discharging the raw material stored in the raw material reservoir to the outside;
Wherein the curing means is made of an air heater and the energy for curing the raw material is heat.
The method of claim 1, further comprising:
Wherein the curing means comprises:
The ultraviolet ray lamp is made of ultraviolet light so that the energy for curing the raw material is formed;
Wherein the injection means
An ultraviolet lamp provided on the bottom of the receiving groove, and a spray nozzle connected to the inside of the raw material reservoir and supplied with the raw material and sprayed to the outside, ≪ / RTI >
The spray nozzle
A plurality of holes are provided in a lower portion of the receptacle;
The raw-
And a plurality of nozzles connected to the injection nozzles to supply and dispense the raw materials, respectively.

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