CN214023492U

CN214023492U - Powder printer is spread with metal to artificial tooth production

Info

Publication number: CN214023492U
Application number: CN202022754983.1U
Authority: CN
Inventors: 罗继兴
Original assignee: Shenzhen Tuopu Dental Technology Co ltd
Current assignee: Shenzhen Tuopu Dental Technology Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-08-24
Anticipated expiration: 2030-11-25

Abstract

The application relates to a metal powder laying printer for false tooth production, which comprises a workbench and a separating component, wherein the workbench is arranged in a working chamber; the working table comprises a base fixed at the bottom of the working chamber and a lifting table hinged on the base; the separating assembly comprises a powder collecting box arranged on one side of the bottom of the working chamber and a separating screen arranged on one side of the lifting platform close to the powder collecting box, the separating screen is horizontally fixed on the side surface of the lifting platform, and a plurality of filtering holes are uniformly formed in the separating screen. The staff rotates the elevating platform slowly, and the last metal powder of elevating platform just is following the separation sieve landing gradually, does not receive laser high temperature influence, in the less metal powder of diameter can fall the powder collection box from the filtration pore of separation sieve, receives laser high temperature influence, the great waste material granule of particle diameter can not fall from filtering the pore, finally can follow the upper surface landing of separation sieve.

Description

Powder printer is spread with metal to artificial tooth production

Technical Field

The application relates to the technical field of false tooth processing equipment, in particular to a metal powder laying printer for false tooth production.

Background

The 3D printing technology is to stack forming materials layer by layer and generate a three-dimensional entity through selective laser melting, thin metal powder layers which are paved on a workbench in advance are melted layer by layer through high-energy beam laser to form high-performance complex metal parts, and the manufacturing of metal teeth is usually completed by adopting a laser metal 3D printer at present.

The inventors consider that there is a drawback to the related art among the above. The metal 3D printer in the related art needs to recover unused metal powder after printing a part, but some metal powder near the laser beam may melt into black metal balls at high temperature, and these black metal balls may not be used any more, and a worker needs to manually pick out these black metal balls, and this process is time-consuming and labor-consuming and inefficient.

SUMMERY OF THE UTILITY MODEL

In order to make things convenient for the staff to choose the ferrous metal ball in the metal powder, improve staff's work efficiency, this application provides a false tooth production is with metal shop powder printer.

The application provides a powder printer is spread with metal to artificial tooth production adopts following technical scheme:

the utility model provides a powder printer is spread to metal for artificial tooth production which characterized in that: comprises a workbench arranged in a working chamber and a separating component arranged on one side of the workbench;

the working table comprises a base fixed at the bottom of the working chamber and a lifting table hinged on the base; the separating assembly comprises a powder collecting box arranged on one side of the bottom of the working chamber and a separating screen arranged on one side of the lifting platform close to the powder collecting box, the separating screen is horizontally fixed on the side surface of the lifting platform, and a plurality of filtering holes are uniformly formed in the separating screen.

Through adopting above-mentioned technical scheme, after work piece processing is accomplished, the staff slowly rotates the elevating platform, and the last metal powder of elevating platform just is falling from the separation sieve gradually, does not receive laser high temperature influence, in the less metal powder of diameter can fall the powder collection box from the filtration pore of crossing of separation sieve, receives laser high temperature influence, the great waste material granule of particle diameter can not fall from crossing the filtration pore, finally can follow the upper surface landing of separation sieve. The diameter of the unused metal powder and the diameter of the waste particles are different, the separating sieve is used for separating the two particles, the workload of workers is reduced, and the working efficiency of the workers is improved.

Optionally, a certain distance is arranged between the powder collecting box and the lifting platform, and the powder collecting box is arranged under the separating screen.

Through adopting above-mentioned technical scheme, with the one end distance that sets up between powder collecting box and the elevating platform, the elevating platform rotates the headspace, makes the elevating platform rotate smoothly, and the metal powder on the elevating platform can be followed the elevating platform and slided down.

Optionally, a waste collection box is arranged on one side of the powder collection box, and the waste collection box is arranged on one side of the powder collection box, which is far away from the lifting platform.

Through adopting above-mentioned technical scheme, the waste material granule that does not drop from the filtration pore on the separation sieve slides from the upper surface of separation sieve, falls in the garbage collection case at last, has saved the time that the staff collected the waste material granule like this, has improved staff's work efficiency.

Optionally, the lifting table comprises a lifting groove hinged on the base, a processing table slidably connected inside the lifting groove, and a hydraulic cylinder for lifting the processing table; the hydraulic cylinder is arranged between the processing table and the bottom of the lifting groove, the top of the hydraulic cylinder is fixed on the lower surface of the processing table, and the bottom of the hydraulic cylinder is fixed at the bottom of the lifting groove.

Through adopting above-mentioned technical scheme, when carrying out 3D and printing, use the pneumatic cylinder earlier and rise to highest position with the processing platform, along with the going on of printing, the pneumatic cylinder reduces the processing platform gradually, and after printing the completion, staff's operation pneumatic cylinder slowly rises the processing platform to slow rotation lifting groove, along with the rising of processing platform and the rotation of lifting groove, metal powder on the processing platform is from separating sieve landing gradually.

Optionally, the lower surface of the lifting groove is fixedly connected with a hinged seat, and the hinged seat is arranged at one end, close to the powder collecting box, of the lifting groove.

Optionally, a lifting assembly is fixed on the base, and the lifting assembly is arranged at one end of the bottom of the lifting groove, which is far away from the powder collecting box.

Through adopting above-mentioned technical scheme, when the staff rotated the lift groove, only need start the lifting subassembly can, need not use artifical rotation lift groove, reduce staff's intensity of labour, further improved staff's work efficiency.

Optionally, the lifting assembly includes a driving motor fixed on the base and a cam fixed on a power output shaft of the driving motor, and the lifting groove is overlapped on the cam.

Through adopting above-mentioned technical scheme, behind the staff started driving motor, driving motor's power output shaft can drive the cam and rotate, and the cam can be gradually with the lift groove of overlap joint on the cam push up when rotating, makes the lift groove rotate round articulated seat.

Optionally, a preformed groove is formed in the base, the preformed groove is located right below the cam and arranged along the radial direction of the cam, and the groove width of the preformed groove is larger than the thickness of the cam.

Through adopting above-mentioned technical scheme, the preformed groove provides the space for the cam rotates, prevents that the base from blockking the cam and rotating, makes the lift groove can rotate smoothly and the metal powder on the processing bench can the landing smoothly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the work piece processing is accomplished, the staff rotates the elevating platform slowly, and the metal powder on the elevating platform just is following the separation sieve landing gradually, does not receive laser high temperature influence, in the less metal powder of diameter can fall the powder collection box from the filtration pore of separation sieve, receives laser high temperature influence, the great waste material granule of particle diameter can not fall from filtering the pore, can follow the upper surface landing of separation sieve finally. The diameter of the unused metal powder is different from that of the waste particles, and the two particles are separated by using a separating screen, so that the workload of workers is reduced, and the working efficiency of the workers is improved;

2. arranging a distance between the powder collecting box and the lifting platform, and enabling the lifting platform to rotate to reserve a space so that the lifting platform can rotate smoothly, and enabling the metal powder on the lifting platform to slide down from the lifting platform; when 3D printing is carried out, firstly, the hydraulic cylinder is used for lifting the processing table to the highest position, the hydraulic cylinder gradually lowers the processing table along with the printing, after the printing is finished, a worker operates the hydraulic cylinder to slowly lift the processing table and slowly rotate the lifting groove, and metal powder on the processing table gradually slides off the separating sieve along with the lifting of the processing table and the rotation of the lifting groove;

3. when the lifting groove is rotated by a worker, the worker only needs to start the lifting assembly without manually rotating the lifting groove, so that the labor intensity of the worker is reduced, and the working efficiency of the worker is further improved; after a worker starts the driving motor, a power output shaft of the driving motor can drive the cam to rotate, and when the cam rotates, the lifting groove overlapped on the cam can be gradually pushed up, so that the lifting groove rotates around the hinge base; the preformed groove provides the space for the cam rotation, prevents that the base from blockking the cam rotation, makes the lift groove can rotate smoothly and the metal powder on the processing platform can the landing smoothly.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a base and an elevating platform in the embodiment of the present application.

FIG. 3 is a schematic diagram of the structure of the base and the lift assembly in an embodiment of the present application.

Description of reference numerals: 1. a work table; 11. a base; 111. reserving a groove; 12. a lifting platform; 121. a lifting groove; 122. a processing table; 123. a hydraulic cylinder; 124. a hinged seat; 13. a lifting assembly; 131. a drive motor; 132. a cam; 2. a separation assembly; 21. a powder collection box; 22. separating and screening; 221. a filtration pore; 23. a waste collection box.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

A metal powder-spreading printer is a new machining device, when parts are printed, special metal powder is spread on a printing plate, then laser beams are irradiated according to a designed route, high temperature is generated by laser irradiation, and the metal powder is melted and solidified at the high temperature. And then, a layer of metal powder is laid, laser beam irradiation is used again, and the desired metal part is processed through layer-by-layer printing. The metal powder spreading printer comprises a printer shell, a working chamber, a printing assembly, a printing platform, a control panel and a driving device.

The embodiment of the application discloses a powder printer is spread with metal to artificial tooth production. Referring to fig. 1, a metal powder-laying printer for denture production includes a printer body and a working chamber provided inside the printer body. A table 1 and a separation module 2 are provided inside the working chamber. The separating assembly 2 is fixed at the bottom of the working chamber, the working table 1 is hinged at the bottom of the working chamber, and the separating assembly 2 is arranged on one side of the working table 1.

After the workpiece is machined, the worker rotates the workbench 1 to slide the redundant metal powder and the waste particles which cannot be reused on the workbench 1 onto the separating assembly 2, and the separating assembly 2 separates the redundant metal powder and the waste particles. This process need not the staff manual work pick the waste material granule, has reduced staff's intensity of labour, has improved staff's work efficiency.

Referring to fig. 1, the separating assembly 2 includes a powder collection box 21 welded at the bottom of the working chamber, a scrap collection box 23 welded at the bottom of the working chamber, and a separating screen 22 horizontally welded at one side of the working table 1. The separating screen 22 is uniformly provided with a plurality of filtering holes 221, the metal powder particles can pass through the filtering holes 221 and fall inside the powder collection box 21, the scrap particles cannot filter the holes 221, and finally the scrap particles fall inside the scrap collection box 23. The waste collection box 23 is arranged on one side of the powder collection box 21 far away from the workbench 1, the powder collection box 21 is arranged right below the separating screen 22, and a certain distance is arranged between the powder collection box 21 and the workbench 1.

After the work piece processing is accomplished, the staff control workstation 1 rotates, and the one end of separation sieve 22 just in time is located scrap collecting box 23 directly over, and unnecessary metal powder slides down to separation sieve 22 under the effect of gravity on workstation 1, and the metal powder that does not receive the high temperature influence that the laser beam produced drops in the inside of powder collecting box 21 through filtering hole 221, and the waste particles that can not pass through filtering hole 221 drops in the inside of scrap collecting box 23.

Referring to fig. 2, the work table 1 includes a base 11 fixed to the bottom of the work chamber using bolts, a lift table 12 hinged to the base 11, and a lift assembly 13 disposed between the lift table 12 and the base 11. The lifting platform 12 includes a lifting tank 121 hinged to the upper surface of the base 11 by a hinge seat 124123, a processing platform 122 disposed inside the lifting tank 121, and a hydraulic cylinder 123 fixed between the processing platform 122 and the lifting tank 121.

The shape of the processing table 122 is adapted to the shape of the inner wall of the lifting tank 121, the processing table 122 can be lifted in the lifting tank 121, the top of the hydraulic cylinder 123 is fixed on the lower surface of the processing table 122 by using bolts, the bottom of the hydraulic cylinder 123 is fixed on the bottom of the lifting tank 121, and the hydraulic cylinder 123 can drive the processing table 122 to lift up and down. The hinge base 124 is fixed to one end of the lower surface of the lifting groove 121 close to the separating assembly 2 by using bolts, and the lifting assembly 13 is disposed at one end of the bottom of the lifting groove 121 far from the separating assembly 2.

Referring to fig. 2 and 3, the lift assembly 13 includes a driving motor 131 fixed to the base 11 and a cam 132 fixed to a power output shaft of the driving motor 131 using splines. The base 11 is provided with a preformed groove 111, the preformed groove 111 is arranged right below the cam 132 along the radial direction of the cam 132, the width of the preformed groove 111 is larger than the thickness of the cam 132, and the lifting groove 121 is lapped on the cam 132.

After the workpiece is processed, the worker starts the driving motor 131, the power output shaft of the driving motor 131 drives the cam 132 to rotate, the cam 132 pushes the lifting groove 121 to rotate around the hinge seat 124, then the worker uses the hydraulic cylinder 123 to slowly lift the processing table 122, the excess metal powder on the processing table 122 slides down the separating screen 22, and finally the separating screen 22 separates the usable metal powder from the unusable waste particles.

The implementation principle of this application embodiment metal powder laying printer for denture production is: after the work piece is processed, the staff starts the driving motor 131, rotates the lifting groove 121, makes one end of the separating screen 22 rotate to the position right above the waste collecting box 23, then slowly starts the hydraulic cylinder 123, jacks up the processing table 122, the redundant metal powder on the processing table 122 slides down to the separating screen 22 under the action of gravity, and the separating screen 22 separates the waste particles which can not be reused and can be reused.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a powder printer is spread to metal for artificial tooth production which characterized in that: comprises a workbench (1) arranged in a working chamber and a separating component (2) arranged on one side of the workbench;

the workbench (1) comprises a base (11) fixed at the bottom of the working chamber and a lifting platform (12) hinged on the base (11); the separating assembly (2) comprises a powder collecting box (21) arranged on one side of the bottom of the working chamber and a separating sieve (22) arranged on one side, close to the powder collecting box (21), of the lifting platform (12), the separating sieve (22) is horizontally fixed on the side face of the lifting platform (12), and a plurality of filtering holes (221) are uniformly formed in the separating sieve (22).

2. The metal dusting printer for denture production according to claim 1, wherein: a certain distance is arranged between the powder collecting box (21) and the lifting platform (12), and the powder collecting box (21) is arranged under the separating screen (22).

3. The metal dusting printer for denture production according to claim 2, wherein: the powder collecting box (21) is provided with a waste collecting box (23) on one side, and the waste collecting box (23) is arranged on one side, far away from the lifting platform (12), of the powder collecting box (21).

4. A metal dusting printer for false tooth production according to any of claims 1 to 3, characterized in that: the lifting platform (12) comprises a lifting groove (121) hinged on the base (11), a processing platform (122) connected in the lifting groove (121) in a sliding manner and a hydraulic cylinder (123) used for lifting the processing platform (122); the hydraulic cylinder (123) is arranged between the processing table (122) and the bottom of the lifting groove (121), the top of the hydraulic cylinder (123) is fixed on the lower surface of the processing table (122), and the bottom of the hydraulic cylinder (123) is fixed on the bottom of the lifting groove (121).

5. The metal dusting printer for denture production according to claim 4, wherein: the lower surface of the lifting groove (121) is fixedly connected with a hinge seat (124), and the hinge seat (124) is arranged at one end, close to the powder collecting box (21), of the lifting groove (121).

6. The metal dusting printer for denture production as claimed in claim 5, wherein: the powder collecting device is characterized in that a lifting assembly (13) is fixed on the base (11), and the lifting assembly (13) is arranged at one end, far away from the powder collecting box (21), of the bottom of the lifting groove (121).

7. The metal dusting printer for denture production as claimed in claim 6, wherein: the lifting assembly (13) comprises a driving motor (131) fixed on the base (11) and a cam (132) fixed on a power output shaft of the driving motor (131), and the lifting groove (121) is overlapped on the cam (132).

8. The metal dusting printer for denture production as claimed in claim 7, wherein: the base (11) is provided with a reserved groove (111), the reserved groove (111) is located under the cam (132) and arranged along the radial direction of the cam (132), and the groove width of the reserved groove (111) is larger than the thickness of the cam (132).