CN109394369A - The equipment for after-treatment and method of 3D printing Resin denture - Google Patents

The equipment for after-treatment and method of 3D printing Resin denture Download PDF

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Publication number
CN109394369A
CN109394369A CN201811194655.1A CN201811194655A CN109394369A CN 109394369 A CN109394369 A CN 109394369A CN 201811194655 A CN201811194655 A CN 201811194655A CN 109394369 A CN109394369 A CN 109394369A
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CN
China
Prior art keywords
storehouse
baking
rack
cleaning
resin denture
Prior art date
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Granted
Application number
CN201811194655.1A
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Chinese (zh)
Other versions
CN109394369B (en
Inventor
张军
刘睿诚
吴利苹
周小锋
邓先科
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Chengdu Dent Dental Technology Development Co Ltd
Original Assignee
Chengdu Dent Dental Technology Development Co Ltd
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Priority to CN201811194655.1A priority Critical patent/CN109394369B/en
Publication of CN109394369A publication Critical patent/CN109394369A/en
Application granted granted Critical
Publication of CN109394369B publication Critical patent/CN109394369B/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00Dental prostheses; Making same
    • A61C13/0028Instruments or appliances for wax-shaping or wax-removing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00Dental prostheses; Making same
    • A61C13/0003Making bridge-work, inlays, implants or the like
    • A61C13/0006Production methods
    • A61C13/0013Production methods using stereolithographic techniques
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00Dental prostheses; Making same
    • A61C13/0003Making bridge-work, inlays, implants or the like
    • A61C13/0006Production methods
    • A61C13/0019Production methods using three dimensional printing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00Dental prostheses; Making same
    • A61C13/08Artificial teeth; Making same
    • A61C13/087Artificial resin teeth

Abstract

The invention belongs to dentistry material increasing fields, disclose the equipment for after-treatment and method of a kind of 3D printing Resin denture.Each working bin that the equipment for after-treatment post-processes 3D printing Resin denture is arranged, and part is successively moved to each working bin by moving guide rail and elevating mechanism, improves the continuity and treatment effeciency of post-processing, and control easy to automate;Each part rest area is corresponded in baking storehouse, independent baking zone is respectively set, can prevent part from problem on deformation occur because excessively toasting according to the size of the artificial tooth in each part rest area and how much independent temperature controls of carry out of support.

Description

The equipment for after-treatment and method of 3D printing Resin denture
Technical field
The invention belongs to dentistry material increasing field, equipment that specifically a kind of pair of 3D printing Resin denture is post-processed And method, the support of denture prosthesis is removed, and complete to clean.
Background technique
As dentistry is machined into digital times, more and more dentistry processing enterprises start using Digital manufacturing side Formula replaces traditional manual operations.Increasing material manufacturing is also known as 3D printing, can form complicated shape part, formed precision height, section About material has the molding cost advantage of complex article, is able to carry out Personalized service, simplifies production procedure, and Energy conservation and environmental protection in production process has become a kind of processing method of mainstream of dentistry processing industry.
Stereolithograghy (Stereo lithography appearance, SLA) can form the tree of complicated shape Rouge artificial tooth is widely used in processing the dummies such as dentistry wax pattern, resin mould and guide plate, and formed precision is high, efficiency is fast, saves The process for having gone hand-made wax pattern.Since artificial tooth is complex-shaped, in order to guarantee that Stereolithography is smooth, need to add to artificial tooth Wax pattern is added to support.It needs to completely remove the wax pattern support of Resin denture after molding, just can be carried out and use in next step.
Current Resin denture post-processing has the following problems:
1, Resin denture post-processing includes multiple steps such as to toast, clean and dry, and needs to use different autonomous devices, Process is more, needs human attendance, and cleaning process cannot be continuous, compares labor intensive and time.
2, baking time and temperature are unified, but the size of artificial tooth and the number of support are different.In this way may The support that will lead to has been melted, but some is not completely melt also.Always if heated baking, part resin will lead to Artificial tooth deforms because uneven heating is even.
Summary of the invention
Technical problem to be solved by the invention is to provide the equipment for after-treatments and method of a kind of 3D printing Resin denture, real Existing postprocessing working procedures are carried out continuously, and carry out independent baking for different size of Resin denture, prevent it from becoming Shape.
The equipment for after-treatment of 3D printing Resin denture disclosed by the invention, including part rack, elevating mechanism, movement lead Rail and baking storehouse, cleaning storehouse and the air-dried cooling storehouse for being arranged successively setting, the moving guide rail along baking storehouse, cleaning storehouse and The orientation setting of cooling storehouse is air-dried, the part rack is set on moving guide rail by elevating mechanism;
The baking storehouse includes at least two independent baking zones, and each independent baking zone is respectively arranged with heating element, described Part rack corresponds to each independent baking zone and is respectively arranged with part rest area.
Preferably, vertical baffle is provided in the baking storehouse, the vertical baffle is divided at least two for storehouse is toasted The independent baking zone, the part rack include at least two groups and the cylinder mould that independent baking zone matches, adjacent cylinder mould Between have and can accommodate the gap of vertical baffle, the cylinder mould inner space forms the part rest area.
Preferably, at least one layer of transversely layered part is provided in the cylinder mould, cylinder mould is divided by the transversely layered part Multilayered structure.
Preferably, vertically partition and the side wall in baking storehouse are arranged the heating element.
Preferably, the transversely layered part is tilt clapboard, and the angle of the tilt clapboard and horizontal plane is 5 ° -20 °.
Preferably, the periphery of the part rack is provided with hollow out net, be provided in the part rack laterally every Part rack is divided into at least two layers part rest area by plate, the lateral partitions, and the heating element corresponds to each zero Part rest area is set to the side in baking storehouse;
When part rack is located in baking storehouse, the lateral partitions are divided at least two independences for storehouse is toasted Baking zone.
Preferably, the lateral partitions are obliquely installed and are 5 ° -20 ° with the angle of horizontal plane,
When part rack is located in baking storehouse, there is seam between the low side and baking storehouse inner wall of the lateral partitions Gap.
Preferably, the lateral partitions include multiple rotation battens, and the rotation strip board ends pass through rotation axis and part Rack is rotatablely connected, and rotating wheel is arranged in the rotation axis, and each rotating wheel for rotating batten is articulated on connecting rod and passes through company Bar transmission connection, at least one rotating wheel for being located at avris is gear, and corresponding gear is set in the cleaning storehouse and air-dried cooling storehouse It is equipped with vertical rack.
Preferably, reset spring is connected between the connecting rod and part rack.
Preferably, the baking orlop portion is provided with wax recovering tray.
Preferably, the cleaning storehouse includes solvent dissolution storehouse, detergent cleaning storehouse and the pure water cleaning storehouse set gradually.
Preferably, solvent dissolution storehouse, detergent cleaning storehouse and pure water cleaning storehouse are respectively arranged with heating element, institute It states in solvent dissolution storehouse and is provided with supersonic generator, be provided with eddy flow in the detergent cleaning storehouse and pure water cleaning storehouse Device.
Preferably, the opening shape of the baking storehouse and cleaning storehouse is in the same size, is provided at the top of the part rack Cover board, the shape size of the cover board and the opening in baking storehouse match.
The post-processing approach of 3D printing Resin denture disclosed by the invention, using the rear place of the 3D printing Resin denture Equipment is managed, is included the following steps:
Support wax is melted in baking: each part of the Resin denture after the completion of printing being respectively put into part according to size and is put Part rack is moved to the top in baking storehouse by each part rest area for setting frame along moving track, then will by elevating mechanism Part rack is put into baking storehouse, and by the support wax of baking fusing part, the part in each part rest area is located at Each independent baking zone, the size according to Resin denture control the baking temperature or soaking time of each independent baking zone respectively, dry After the completion of roasting, part rack is risen by lifting structure;
Cleaning part: part rack is moved to above cleaning storehouse along moving track, is put part by elevating mechanism It sets frame to be put into cleaning storehouse, part is cleaned, after the completion of cleaning, risen part rack by lifting structure;
It air-dries cooling part: part rack being moved to above air-dried cooling storehouse along moving track, passes through elevating mechanism Part rack is put into air-dried cooling storehouse, part is carried out to air-dry cooling, after the completion of air-drying cooling, passes through lifting structure Part rack is risen, the post-processing of Resin denture is completed, takes out part.
Preferably, the part rack include 3 part rest areas, 3 part rest areas place respectively heavy parts, Medium-sized part and small parts, the baking storehouse are correspondingly arranged on 3 independent baking zones;
When support wax is melted in baking, the temperature setting of 3 independent baking zones is 60-65 DEG C, places the only of heavy parts Vertical baking zone soaking time is 15-18 minutes, and the independent baking zone soaking time for placing medium-sized part is 10-13 minutes, is placed The independent baking zone soaking time of small parts is 5-8 minutes.
Preferably, the cleaning storehouse includes solvent dissolution storehouse, detergent cleaning storehouse and the pure water cleaning storehouse set gradually, Part in part rack sequentially enters solvent dissolution storehouse, detergent cleaning storehouse and pure water cleaning storehouse and carries out organic solvent Dissolution, detergent cleaning and pure water cleaning;
Organic solvent dissolution: solvent dissolution storehouse is provided with the organic solvent of dissolution support wax and is provided with ultrasonic wave Device, organic solvent temperature are 50-55 DEG C, ultrasonic frequency 100-130KHz, and scavenging period is 5-8 minutes;
Detergent cleaning: detergent cleaning storehouse is provided with detergent and is provided with cyclone, passes through cyclone agitator treating Agent improves cleaning efficiency, and detergent temperature is 40-45 DEG C, scavenging period 5-8min;
Pure water cleaning: pure water cleaning storehouse is provided with deionization pure water and is provided with cyclone, is stirred by cyclone Dynamic pure water improves cleaning efficiency, and detergent temperature is 40-45 DEG C, scavenging period 5-8min.
Preferably, cooling fan is set in the air-dried cooling storehouse, when air-drying cooling part, is accelerated by cooling fan Cooling and air-dried, air-drying cooling time is 5-8 minutes.
The beneficial effects of the present invention are: the equipment for after-treatment sets each working bin arrangement that 3D printing Resin denture post-processes It sets, part is successively moved to by moving guide rail and elevating mechanism by each working bin, improve the continuity and processing of post-processing Efficiency, and control easy to automate;Baking corresponds to each part rest area independent baking zone is respectively set in storehouse, can be with According to how much independent temperature controls of carry out of the size of the artificial tooth in each part rest area and support, prevent part because excessively drying It bakes and problem on deformation occurs.
Detailed description of the invention
Fig. 1 is overall schematic of the invention;
Fig. 2 is a kind of embodiment schematic diagram of independent baking zone;
Fig. 3 is the schematic diagram of the another embodiment of independent baking zone;
Fig. 4 is the schematic diagram for rotating batten and being in split state;
Fig. 5 is to rotate batten schematic diagram in the open state.
Appended drawing reference: part rack 1, cover board 11, hollow out net 12, lateral partitions 13, cylinder mould 14, tilt clapboard 15 rise Descending mechanism 2, moving guide rail 3 toast storehouse 4, independent baking zone 41, heating element 42, vertical baffle 43, wax recovering tray 44, solvent Storehouse 5 is dissolved, supersonic generator 51, detergent cleaning storehouse 6, cyclone 61, pure water cleaning storehouse 7 air-dries cooling storehouse 8, cooling Fan 81 rotates batten 9, rotating wheel 91, gear 92, connecting rod 93, rack gear 94, reset spring 95, rotation axis 96.
Specific embodiment
The present invention is further described below.
The equipment for after-treatment of 3D printing Resin denture disclosed by the invention, including part rack 1, elevating mechanism 2, movement Guide rail 3 and baking storehouse 4, cleaning storehouse and the air-dried cooling storehouse 8 for being arranged successively setting, the moving guide rail 3 is along baking storehouse 4, clear The orientation setting of cooling storehouse 8 is brought down stocks and air-dries, the part rack 1 is set to moving guide rail 3 by elevating mechanism 2 On;
The baking storehouse 4 includes at least two independent baking zones 41, and each independent baking zone 41 is respectively arranged with heating element 42, the corresponding each independent baking zone 41 of the part rack 1 is respectively arranged with part rest area.
Included the following steps: using the post-processing approach that the equipment carries out 3D printing Resin denture
Support wax is melted in baking: each part of the Resin denture after the completion of printing being respectively put into part according to size and is put Part rack 1, is moved to the top in baking storehouse 4 by each part rest area for setting frame 1 along moving track, then passes through elevator Part rack 1 is put into baking storehouse 4 by structure 2, and the support wax of part, the part in each part rest area are melted by baking Be located at each independent baking zone 41, the size according to Resin denture control respectively each independent baking zone 41 baking temperature or Person's soaking time after the completion of baking, is risen part rack 1 by lifting structure;
Part rack 1: being moved to above cleaning storehouse by cleaning part along moving track, by elevating mechanism 2 by part Rack 1 is put into cleaning storehouse, is cleaned to part, after the completion of cleaning, is risen part rack 1 by lifting structure;
It air-dries cooling part: part rack 1 being moved to above air-dried cooling storehouse 8 along moving track, passes through elevator Part rack 1 is put into air-dried cooling storehouse 8 by structure 2, is carried out air-drying cooling to part, after the completion of air-drying cooling, is passed through lifting Structure rises part rack 1, completes the post-processing of Resin denture, takes out part.
Wherein elevating mechanism 2 can be electronic, pneumatic or hydraulic telescopic rod, screw mechanism etc.;Moving guide rail 3 can be with It is set to the side of working bin, the top of each working bin can also be set up in as shown in Figure 1;Heating element 42 can be using normal Heating wire, mica fever tablet, ceramic heating plate etc., except of course that condition convenience also can be used such as steam pipe outside electric heating Other heating methods such as road.The equipment for after-treatment, can also be using automatic control other than using manual control, such as is arranged Human-computer interactive control device presets parameters for controlling devices, human-computer interactive control in human-computer interactive control device Device automatically controls the movement of part rack 1 and the operation of each working bin, to realize the automation of the post-processing of Resin denture It is carried out continuously.Each working bin can be set in a large-scale shell, and equipment entrance is arranged in one end of shell, for being put into Part, equipment export is arranged in the other end, for taking out part, to reinforce the globality of equipment.
3D printing Resin denture is chiefly used in Personalized service, can print a set of or several sets simultaneously in most cases Resin denture part, multiple parts of different sizes are generally comprised in set of parts, and the difference of part dimension then means its wax The difference of the amount of type support supports more part to need wax pattern if toasting these parts of different sizes simultaneously The baking of long period is wanted just to can guarantee its fusing completely, and wax pattern support is melted complete part already and is being dried for a long time Problem on deformation is easy to appear under roasting.Therefore, to guarantee that quality cannot post-process simultaneously part of different sizes, and if If post-processing is conducted batch-wise according to part dimension, a set of Resin denture part just needs a point multi-batch processing, can undoubtedly drop significantly It is inefficient.The present invention is directed to this problem, at least two independent baking zones 41 is arranged in baking storehouse 4, and in part rack 1 The part rest area of corresponding number is set, part is respectively put into different part rest areas according to size, when baking part When, different size of part is respectively in different independent baking zones 41, according to the part dimension difference in the independent baking zone 41 The baking temperature or soaking time of each independent baking zone 41 are controlled, such as the independent baking zone where biggish part 41 can be appropriately extended baking time or slightly improve baking temperature, then suitably shorten baking time for lesser part, Make part that can reach optimal cured effect, while melting wax pattern support completely, effectively prevent part because excessively It toasts and problem on deformation occurs.
It will form liquid wax after wax pattern support fusing, in order to recycle these liquid wax, 4 bottom of baking storehouse is provided with wax Recovering tray outlet to be opened/closed can also be arranged on baking storehouse 4 in recovering tray 44, can be from recovering tray after the completion of baking Outlet takes out wax recovering tray 44.
In embodiment as shown in Figures 2 and 3, the part rack 1 includes 3 part rest areas, 3 part rest areas Heavy parts, medium-sized part and small parts, the baking storehouse 4 are placed respectively is correspondingly arranged on 3 independent baking zones 41;Its Medium-and-large-sized part is, for example, upper jaw bracket, and medium-sized part is, for example, 5 or more bridges and lower jaw bracket, small parts are, for example, Corona, 5 bridges and attachment below etc..
The risk of part deformation can be increased because improving baking temperature, therefore it is preferable that by toasting to different independence Area 41 is arranged different baking times and is realizing best cured effect, as a preferred embodiment, in baking fusing support When wax, the temperature setting of 3 independent baking zones 41 is 60-65 DEG C, and 41 soaking time of independent baking zone for placing heavy parts is 15-18 minutes, 41 soaking time of independent baking zone for placing medium-sized part was 10-13 minutes, places the independent of small parts and dries Roasting 41 soaking time of area is 5-8 minutes.
The concrete mode that multiple independent baking zones 41 are arranged in baking storehouse 4 can be as shown in Fig. 2, the part rack 1 periphery is provided with hollow out net 12, is provided with lateral partitions 13 in the part rack 1, and the lateral partitions 13 are by part Rack 1 is divided into at least two layers part rest area, and the corresponding each part rest area of the heating element 42 is set to baking The side in storehouse 4;
When part rack 1 is located in baking storehouse 4, the lateral partitions 13 are divided at least two institutes for storehouse 4 is toasted State independent baking zone 41.
Such mode is simple and easy, it is only necessary to heating element 42, part rack 1 be respectively set in baking 4 corresponding position of storehouse Lateral partitions 13 be separated out multiple independent baking zones 41 in baking storehouse 4, lateral partitions 13 are preferably good using heat insulation Material.The recovering tray of baking 4 bottom of storehouse is dropped to for the ease of the liquid wax after fusing, the inclination of lateral partitions 13 is set It sets and is 5 ° -20 ° with the angle of horizontal plane, wherein most preferably 15 °.To prevent each 41 temperature of independent baking zone from influencing each other, Independent baking zone 41 is relatively closed, but in order to enable the liquid wax on upper layer to drop to baking 4 bottom of storehouse, when part is placed When frame 1 is located in baking storehouse 4, there is gap between the low side and baking 4 inner wall of storehouse of the lateral partitions 13.Even so can Prevent each independent baking zone 41 is from completely isolated, but the gap is not sufficient to make the heating pair of an independent baking zone 41 The part of another independent baking zone is deformed influence;Furthermore heating element 42 can be set to the position far from gap, To further decrease influencing each other for each independent baking zone.
The mode of the above-mentioned independent baking zone 41 of setting is although relatively simple, but is provided with transverse direction in part rack 1 Partition 13, in cleaning storehouse and air-dried cooling storehouse 8, lateral partitions 13 can influence liquid flowing or gas stream to a certain extent It is dynamic, reduce cleaning and air-dried effect.In order to solve this problem, in embodiment as shown in Figures 4 and 5, the lateral partitions 13 Including multiple rotation battens 9,9 both ends of rotation batten are rotatablely connected by rotation axis 96 and part rack 1, and described turn Rotating wheel 91 is set on moving axis 96, and each rotating wheel 91 for rotating batten 9 is articulated on connecting rod 93 and is connected by the transmission of connecting rod 93 It connects, at least one rotating wheel 91 for being located at avris is gear 92, and corresponding gear 92 is set in the cleaning storehouse and air-dried cooling storehouse 8 It is equipped with vertical rack 94.In baking storehouse 4, rotation batten 9 pieces together closed lateral partitions 13, in each independent baking zone 41 Between form buffer action, when in cleaning storehouse and air-dried cooling storehouse 8, under part rack 1 will during, rotation strip The vertical rack 94 in gear 92 and storehouse in plate 9 interacts, and drives each rotation batten 9 by connecting rod 93 and rotating wheel 91 Turn to vertical or oblique position, so that the lateral partitions 13 of script be made to be changed into the sieve plate with strip-shaped hole, water flow or Air-flow can be no longer limited, and Cleaning of Parts can be improved and air-dry cooling efficiency.In split state, rotation batten 9 can be with It is mutually to overlap, is also possible to directly dock, according to the mode directly docked, then can will rotates 9 side of batten It is arranged to constant slope, to prevent card resistance.The quantity and width for rotating batten 9 can be arranged according to the actual situation, as long as not shadow The placement of part is rung, and it is in the open state, part is not fallen, and can also add one layer not on rotation batten 9 The web plate for hindering it to rotate avoids part from being placed directly on rotation batten 9, rotation batten 9 rotated for placing part Part is clamped in journey or part is caused to fall.
In order to ensure rotation batten 9 is in split state in baking storehouse 4, and in cleaning storehouse and air-dried cooling storehouse 8 Reset spring 95 is connected between the opening state of non-split, the connecting rod 93 and part rack 1.At rotation batten 9 When nature, rotation batten 9 keeps split state, in cleaning storehouse and air-dried cooling storehouse 8, gear 92 and vertical rack Under 94 interactions, rotation batten 9 is in the open state, after gear 92 leaves vertical rack 94, in the work of reset spring 95 Under, rotation batten 9 is restored to split state.
Other than the mode of the independent baking zone 41 of above-mentioned setting, the present invention also provides another independent baking zones 41 of setting Mode, as shown in figure 3, be provided with vertical baffle 43 in the baking storehouse 4, the vertical baffle 43 will toast storehouse 4 be divided into Few two independent baking zones 41, the part rack 1 include at least two groups and the net that independent baking zone 41 matches Cage 14 has the gap that can accommodate vertical baffle 43 between adjacent cylinder mould 14, and 14 inner space of cylinder mould forms described zero Part rest area.
Since part rack 1 is from top to bottom to enter baking storehouse 4, vertical baffle 43 is set in baking storehouse 4, Not only it can guarantee the segregation of independent baking zone 41, but also do not interfered the disengaging of part rack 1.Vertical baffle 43 and laterally every Plate 13 is similar, it is also preferred that using heat-insulated material.The cylinder mould 14 that the setting of part rack 1 matches with independent baking zone 41, to Different size of part is placed respectively, then respectively enters corresponding independent baking zone 41, realizes that the independent of different size part dries It is roasting.The advantage that vertical baffle 43 is arranged in baking storehouse 4 is, can reinforce the isolation effect of each independent baking zone 41, and adopts The smooth circulation of water flow and air-flow can also be ensured in cleaning storehouse and air-dried cooling storehouse 8 by placing part with cylinder mould 14.Cylinder mould 14 can be set in part rack 1 by the way of detachably picking and placing, in order to the loading and taking-up of part.
In order to increase the quantity that cylinder mould 14 places part, at least one layer of transversely layered part, institute are provided in the cylinder mould 14 It states transversely layered part and cylinder mould 14 is divided into multilayered structure, in every layer of cylinder mould 14, part can be placed respectively, but needed Notice that the part dimension placed in same group of cylinder mould 14 wants similar, to facilitate control heating temperature or time.Laterally divide Closed partition can also be used using the sieve of hollow out in layer part, although sieve is conducive to the flowing of water flow or air-flow, but It is in baking, the liquid wax of upper layer fusing can drop on the part of lower layer, increase the difficulty of its cleaning, therefore as excellent Mode is selected, the transversely layered part is tilt clapboard 15, and the angle of the tilt clapboard 15 and horizontal plane is 5 ° -20 °, optimal It is 15 °, so that the liquid wax on upper layer is guided to the side outflow of cylinder mould 14 by tilt clapboard 15, to prevent it from dropping to lower layer Part on.Although the form of the tilt clapboard 15 used, due to having between the tilt clapboard 15 of two adjacent groups cylinder mould 14 There is certain gap to pass through for the gentle stream of water flow, therefore, tilt clapboard 15 is very small for the influence cleaned and air-dried , naturally it is also possible to it sets tilt clapboard 15 to the split form of above-mentioned rotation batten 9, is mentioned using the opening of rotation batten 9 The patency of high water flow or air-flow, specific set-up mode are identical as the set-up mode of lateral partitions 13 above.
If cylinder mould 14 is layered structure, vertically partition 43 and the side wall in baking storehouse 4 are arranged the heating element 42, can More uniformly to realize heated baking to every layer of part.
The main cleaning object of cleaning storehouse is remaining wax after fusing, and in order to reinforce cleaning effect, the cleaning storehouse includes Solvent dissolution storehouse 5, detergent cleaning storehouse 6 and the pure water cleaning storehouse 7 set gradually.
Part in part rack 1 sequentially enter solvent dissolution storehouse 5, detergent cleaning storehouse 6 and pure water cleaning storehouse 7 into The dissolution of row organic solvent, detergent cleaning and pure water cleaning;
Organic solvent dissolution: solvent dissolution storehouse 5 is provided with the organic solvent of dissolution support wax and is provided with ultrasonic wave Device 51, organic solvent temperature are 50-55 DEG C, ultrasonic frequency 100-130KHz, and scavenging period is 5-8 minutes, organic solvent Ultrasonic energy can be increased effectively by remaining wax in solvent dissolution storehouse 5 using saturated hydrocarbons organic solvents such as butane or gasoline Layer dispersion removing, improves dissolved efficiency and effect;
Detergent cleaning: detergent cleaning storehouse 6 is provided with detergent and is provided with cyclone 61, is stirred by cyclone 61 Detergent improves cleaning efficiency, and detergent temperature is 40-45 DEG C, scavenging period 5-8min, and detergent then can be using effective Ingredient is the kind of sodium alkyl sulfonate, and detergent can wash away remaining residue of piece surface;
Pure water cleaning: pure water cleaning storehouse 7 is provided with deionization pure water and is provided with cyclone 61, passes through cyclone 61 agitation pure water improve cleaning efficiencies, and pure coolant-temperature gage is 40-45 DEG C, scavenging period 5-8min, and pure water can will be residual The substances such as the abluent stayed wash away completely.
After the completion of washing, part, which enters, air-dries cooling storehouse 8, cooling fan 81 is arranged in the air-dried cooling storehouse 8, in wind Cooling and air-dried by the acceleration of cooling fan 81 when dry and cold but part, air-drying cooling time is 5-8 minutes.
In part baking process, baking storehouse 4 be must shut off, and during Cleaning of Parts, cleaning storehouse preferably will also be closed, Prevent liquid from splashing out.The shutter door or cover board of general device are set on working bin, but since part rack 1 connects There is elevating mechanism 2.If the door of opening and closing is arranged on baking storehouse 4 and cleaning storehouse, not only structure is more complicated, and can be with liter 2 position of descending mechanism conflicts with each other, for this purpose, the opening shape of the baking storehouse 4 and cleaning storehouse is big in embodiment as shown in Figure 1 It is small consistent, cover board 11, the shape size and the opening phase in baking storehouse 4 of the cover board 11 are provided at the top of the part rack 1 Matching.When part rack 1 be located at baking storehouse 4 in when, cover board 11 will toast storehouse 4 be open it is closed, serve as baking storehouse 4 door, Ensure to toast the temperature control effect in storehouse 4, when part rack 1 is located in cleaning storehouse, cover board 11 then serves as the door of cleaning storehouse; If cleaning storehouse includes solvent dissolution storehouse 5, detergent cleaning storehouse 6 and pure water cleaning storehouse 7, cover board 11 can respectively with this The opening cooperation of a little working bins, realizes closed in its working condition, prevents liquid from splashing out;In addition, if it is necessary to cover boards 11 to go back It may act as air-drying the door of cooling storehouse 8.

Claims (17)

  1. The equipment for after-treatment of 1.3D printing Resin denture, it is characterised in that: including part rack (1), elevating mechanism (2), move Dynamic guide rail (3) and baking storehouse (4), cleaning storehouse and the air-dried cooling storehouse (8) for being arranged successively setting, moving guide rail (3) edge The orientation setting of storehouse (4), cleaning storehouse and air-dried cooling storehouse (8) is toasted, the part rack (1) passes through elevating mechanism (2) it is set on moving guide rail (3);
    The baking storehouse (4) includes at least two independent baking zones (41), and each independent baking zone (41) is respectively arranged with heating unit Part (42), the corresponding each independent baking zone (41) of the part rack (1) are respectively arranged with part rest area.
  2. 2. the equipment for after-treatment of 3D printing Resin denture as described in claim 1, it is characterised in that: in the baking storehouse (4) It is provided with vertical baffle (43), the vertical baffle (43) will toast storehouse (4) and be divided into at least two independent baking zones (41), the part rack (1) includes at least two groups and the cylinder mould (14) that independent baking zone (41) match, adjacent cylinder mould (14) there is the gap that can accommodate vertical baffle (43), cylinder mould (14) inner space forms the part and places between Area.
  3. 3. the equipment for after-treatment of 3D printing Resin denture as claimed in claim 2, it is characterised in that: set in the cylinder mould (14) It is equipped at least one layer of transversely layered part, cylinder mould (14) is divided into multilayered structure by the transversely layered part.
  4. 4. the equipment for after-treatment of 3D printing Resin denture as claimed in claim 3, it is characterised in that: the heating element (42) Vertically partition (43) and the setting of the side wall of baking storehouse (4).
  5. 5. the equipment for after-treatment of 3D printing Resin denture as described in claim 3 or 4, it is characterised in that: described transversely layered Part is tilt clapboard (15), and the tilt clapboard (15) and the angle of horizontal plane are 5 ° -20 °.
  6. 6. the equipment for after-treatment of 3D printing Resin denture as described in claim 1, it is characterised in that: the part rack (1) periphery is provided with hollow out net (12), is provided with lateral partitions (13), the lateral partitions in the part rack (1) (13) part rack (1) is divided into at least two layers part rest area, the corresponding each part of the heating element (42) is put Set the side that area is set to baking storehouse (4);
    When part rack (1) is interior positioned at baking storehouse (4), the lateral partitions (13) will toast storehouse (4) and be divided at least two A independent baking zone (41).
  7. 7. the equipment for after-treatment of 3D printing Resin denture as claimed in claim 6, it is characterised in that: the lateral partitions (13) It is obliquely installed and is 5 ° -20 ° with the angle of horizontal plane,
    When part rack (1) be located at baking storehouse (4) it is interior when, the low sides of the lateral partitions (13) and baking storehouse (4) inner wall it Between have gap.
  8. 8. the equipment for after-treatment of the 3D printing Resin denture as described in claim 5,6 or 7, it is characterised in that: the transverse direction every Plate (13) or tilt clapboard (15) include multiple rotation battens (9), the rotation batten (9) both ends by rotation axis (96) with Part rack (1) is rotatablely connected, and rotating wheel (91) are arranged on the rotation axis (96), respectively rotates the rotating wheel of batten (9) (91) it is articulated on connecting rod (93) and is sequentially connected by connecting rod (93), at least one rotating wheel (91) for being located at avris is gear (92), the cleaning storehouse and air-dried cooling storehouse (8) interior corresponding gear (92) are provided with vertical rack (94).
  9. 9. the equipment for after-treatment of 3D printing Resin denture as claimed in claim 8, the connecting rod (93) and part rack (1) Between be connected with reset spring (95).
  10. 10. the equipment for after-treatment of 3D printing Resin denture as described in claim 1, it is characterised in that: baking storehouse (4) bottom Portion is provided with wax recovering tray (44).
  11. 11. the equipment for after-treatment of 3D printing Resin denture as described in claim 1, it is characterised in that: the cleaning storehouse includes Solvent dissolution storehouse (5), detergent cleaning storehouse (6) and the pure water cleaning storehouse (7) set gradually.
  12. 12. the equipment for after-treatment of 3D printing Resin denture as claimed in claim 11, it is characterised in that: the solvent dissolves storehouse (5), detergent cleaning storehouse (6) and pure water cleaning storehouse (7) are respectively arranged with heating element (42), and the solvent dissolves storehouse (5) It is inside provided with supersonic generator (51), is provided with cyclone in the detergent cleaning storehouse (6) and pure water cleaning storehouse (7) (61)。
  13. 13. the equipment for after-treatment of 3D printing Resin denture as described in claim 1, it is characterised in that: the baking storehouse (4) and The opening shape of cleaning storehouse is in the same size, is provided with cover board (11) at the top of the part rack (1), the shape of the cover board (11) Shape size and the opening of baking storehouse (4) match.
  14. The post-processing approach of 14.3D printing Resin denture, which is characterized in that using such as the described in any item 3D of claim 1-13 The equipment for after-treatment for printing Resin denture, includes the following steps:
    Support wax is melted in baking: each part of the Resin denture after the completion of printing is respectively put into part rack according to size (1) part rack (1), is moved to the top of baking storehouse (4) by each part rest area along moving track, then passes through elevator Part rack (1) is put into baking storehouse (4) by structure (2), by the support wax of baking fusing part, in each part rest area Part is located at each independent baking zone (41), and the size according to Resin denture controls the baking of each independent baking zone (41) respectively Temperature or soaking time after the completion of baking, are risen part rack (1) by lifting structure;
    Part rack (1): being moved to above cleaning storehouse by cleaning part along moving track, by elevating mechanism (2) by part Rack (1) is put into cleaning storehouse, is cleaned to part, after the completion of cleaning, is risen part rack (1) by lifting structure It rises;
    It air-dries cooling part: part rack (1) being moved to above air-dried cooling storehouse (8) along moving track, passes through elevator Part rack (1) is put into air-dried cooling storehouse (8) by structure (2), carries out air-drying cooling to part, after the completion of air-drying cooling, is led to It crosses lifting structure to rise part rack (1), completes the post-processing of Resin denture, take out part.
  15. 15. the post-processing approach of 3D printing Resin denture as claimed in claim 14, it is characterised in that: the part rack It (1) include 3 part rest areas, heavy parts, medium-sized part and small parts, the baking are placed in 3 part rest areas respectively Roasting storehouse (4) are correspondingly arranged on 3 independent baking zones (41);
    When support wax is melted in baking, the temperature setting of 3 independent baking zones (41) is 60-65 DEG C, places the only of heavy parts Vertical baking zone (41) soaking time is 15-18 minutes, places independent baking zone (41) soaking time of medium-sized part as 10-13 points Clock, independent baking zone (41) soaking time for placing small parts is 5-8 minutes.
  16. 16. the post-processing approach of 3D printing Resin denture as claimed in claim 14, it is characterised in that: the cleaning storehouse includes Solvent dissolution storehouse (5) that sets gradually, detergent cleaning storehouse (6) and pure water cleaning storehouse (7), zero in part rack (1) Part sequentially enters solvent dissolution storehouse (5), detergent cleaning storehouse (6) and pure water cleaning storehouse (7) and carries out organic solvent dissolution, washing Agent cleaning and pure water cleaning;
    Organic solvent dissolution: solvent dissolution storehouse (5) is provided with the organic solvent of dissolution support wax and is provided with supersonic generator (51), organic solvent temperature is 50-55 DEG C, ultrasonic frequency 100-130KHz, and scavenging period is 5-8 minutes;
    Detergent cleaning: detergent cleaning storehouse (6) is provided with detergent and is provided with cyclone (61), is stirred by cyclone (61) Dynamic detergent improves cleaning efficiency, and detergent temperature is 40-45 DEG C, scavenging period 5-8min;
    Pure water cleaning: pure water cleaning storehouse (7) is provided with deionization pure water and is provided with cyclone (61), passes through cyclone (61) agitation pure water improves cleaning efficiency, and detergent temperature is 40-45 DEG C, scavenging period 5-8min.
  17. 17. the post-processing approach of 3D printing Resin denture as claimed in claim 14, it is characterised in that: the air-dried cooling storehouse (8) cooling fan (81) are set in, it is cooling and air-dried by cooling fan (81) acceleration when air-drying cooling part, it air-dries cold But the time is 5-8 minutes.
CN201811194655.1A 2018-10-15 2018-10-15 Post-processing apparatus and method for 3D printing resin denture Active CN109394369B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1060713A1 (en) * 1999-06-17 2000-12-20 Wieland Edelmetalle GmbH & Co. Method for manufacturing dental ceramics and oven for thermal treatment of dental ceramics
CN201227868Y (en) * 2008-05-12 2009-04-29 张斯韦 Polytetrafluorethylene sintering furnace
CN105856571A (en) * 2016-05-11 2016-08-17 中山市东方博达电子科技有限公司 Automatic post-processing method for light-cured 3D printer and device
CN107847306A (en) * 2015-07-16 2018-03-27 3M创新有限公司 The method for preparing dental articles
CN207449146U (en) * 2017-08-15 2018-06-05 上海普利生机电科技有限公司 3 D-printing after-treatment system
CN108454075A (en) * 2018-04-25 2018-08-28 苏州云康机电有限公司 Double courages press suction molding machine parallel

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1060713A1 (en) * 1999-06-17 2000-12-20 Wieland Edelmetalle GmbH & Co. Method for manufacturing dental ceramics and oven for thermal treatment of dental ceramics
CN201227868Y (en) * 2008-05-12 2009-04-29 张斯韦 Polytetrafluorethylene sintering furnace
CN107847306A (en) * 2015-07-16 2018-03-27 3M创新有限公司 The method for preparing dental articles
CN105856571A (en) * 2016-05-11 2016-08-17 中山市东方博达电子科技有限公司 Automatic post-processing method for light-cured 3D printer and device
CN207449146U (en) * 2017-08-15 2018-06-05 上海普利生机电科技有限公司 3 D-printing after-treatment system
CN108454075A (en) * 2018-04-25 2018-08-28 苏州云康机电有限公司 Double courages press suction molding machine parallel

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