CN218366520U

CN218366520U - Automatic cooling device of 3D printer

Info

Publication number: CN218366520U
Application number: CN202222433594.8U
Authority: CN
Inventors: 庄云婷
Original assignee: Quanzhou Daewoo 3d Printing Technology Co ltd
Current assignee: Quanzhou Daewoo 3d Printing Technology Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-01-24
Anticipated expiration: 2032-09-14

Abstract

The utility model relates to a 3D printer field especially relates to an automatic cooling device of 3D printer, including braced frame, working plate, printing device, braced frame include the bottom plate and with four curb plates that bottom plate mutually perpendicular set up, four edges of bottom plate are provided with four spinal branch vaulting poles, four edges of working plate are provided with four through-holes, through wearing to locate the bracing piece realize on the through-hole the working plate with the cooperation of bracing piece, the working plate passes through drive mechanism and realizes reciprocating in vertical side, printing device set up in the braced frame top, printing device is including removing the horizontal rail, removing vertical rail and beating printer head, be provided with the holding chamber in the working plate, the holding intracavity is provided with cooling water pipe, the intraductal circulation that cools down has the coolant liquid, solves the technical problem of inefficiency when current 3D printer bottom cooling solidification speed is slow and then lead to begin to print.

Description

Automatic cooling device of 3D printer

Technical Field

The utility model relates to a 3D printer field especially relates to an automatic cooling device of 3D printer.

Background

A three-dimensional printer, also called a 3D printer, is a process for rapid prototyping, and adopts a layer-by-layer stacking mode to manufacture a three-dimensional model in a layered mode, the operation process of the three-dimensional printer is similar to that of a traditional printer, except that the traditional printer prints ink on paper to form a two-dimensional plane drawing, and the three-dimensional printer realizes layer-by-layer stacking and overlapping of materials such as liquid photosensitive resin materials, molten plastic wires, gypsum powder and the like by spraying a binder or extruding and the like to form a three-dimensional entity.

The invention patent with the Chinese patent application number of 201811593159.3 discloses a cooling and air extracting device of a 3D printer, the device comprises a printing chamber, a preheating module, an extruding device and a waste gas treatment device, the extruding device comprises a heating block and an extruding nozzle, the cooling and air extracting device of the 3D printer further comprises a vortex tube, a cooling ring and an air pump, the vortex tube comprises a high-pressure air inlet, a cooling air outlet and a hot air outlet, the hot air outlet is communicated with the preheating module through an air tube, the high-pressure air inlet is connected with the air pump through a pipeline, the cooling ring is in an annular hollow pipeline surrounding the periphery of the extruding nozzle, the cross-sectional area of cavities at two ends of the cooling ring is larger than that of a cavity at the middle section of the cooling ring, a plurality of air extracting channels communicated with the cavities of the cooling ring and an external space are arranged at the middle section of the cooling ring, one end of the cooling ring is communicated with the waste gas treatment device through a pipeline, and the other end of the cooling ring is communicated with a cold air outlet. According to the scheme, the air exhaust purification effect is realized on the printing chamber while the melting consumable is cooled, however, the 3D printer is prone to accelerating the printing speed of the upper end after the bottom consumable is cooled and solidified in the printing process, and the bottom consumable is not prone to heat dissipation due to the fact that the bottom consumable is located at the bottommost end.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides an automatic cooling device of 3D printer solves the technical problem of inefficiency when current 3D printer bottom consumptive material cooling solidification speed is slow and then leads to beginning to print.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an automatic cooling device of 3D printer, includes braced frame, working plate, printing device, braced frame is the tetragonal structure, braced frame include the bottom plate and with four curb plates that bottom plate mutually perpendicular set up, four edges of bottom plate are provided with four spinal branch vaulting poles, four edges of working plate are provided with four through-holes, through wearing to locate the bracing piece realize on the through-hole the working plate with the cooperation of bracing piece, the working plate passes through drive mechanism and realizes reciprocating in vertical side, printing device set up in the braced frame top, printing device is including removing the horizontal rail, removing the vertical rail and beating printer head, be provided with the holding chamber in the working plate, the holding intracavity is provided with the cooling water pipe, circulation has the coolant liquid in the cooling water pipe.

Furthermore, the moving longitudinal rail is fixedly arranged on the supporting frame, the moving transverse rail is erected on the moving longitudinal rail and can move back and forth along the length direction of the moving longitudinal rail, the printing head is arranged on the moving transverse rail and can move back and forth along the length direction of the moving transverse rail, and the printing head comprises a main printing nozzle and a monitoring camera.

Furthermore, the cooling water pipes are closely arranged in an S shape.

Furthermore, the cooling water pipe is attached to the upper top surface of the accommodating cavity.

Furthermore, be provided with many location lines on the upper surface of working plate, the location line is the ring form, each the location line is concentric structure, and layer upon layer outdiffusion.

By adopting the technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses an adopt the braced frame of tetragonal body as external frame, it can guarantee that 3D printing's in-process can not receive external interference, air current or dust etc. through being provided with four spinal branch vaulting poles in four edges of bottom plate, and be provided with four through-holes in four edges of working plate, adopt to alternate four spinal branch vaulting poles in four through-holes, can provide the support performance for the working plate from four edges, also can guarantee that the working plate is in steady moving state when drive mechanism works simultaneously, guaranteed the precision of printing; through being provided with the holding chamber in the working plate, be provided with the cooling water pipe at the holding intracavity, and the inner loop of cooling water pipe flows and has the coolant liquid, and this structural design is that the upper surface that can guarantee the working plate is in the low temperature state all the time, and the purpose can carry out rapid cooling solidification to the bottom printing material when beginning to print the operation, has guaranteed the high efficiency of whole printing operation.

2. Through the structure that adopts removal horizontal rail and removal vertical rail, can make and remove arbitrary position on the horizontal plane and carry out the injection of consumptive material, be provided with the surveillance camera head on the print head simultaneously, its setting purpose is for can printing the in-process real-time observation record and print the condition and feed back to central computer and carry out data analysis, judges its printing precision and whether have the condition of hole, has promoted the off-the-shelf yields of printing.

3. The cooling water pipes are S-shaped and closely arranged, so that the cooling efficiency can be maximized.

4. The cooling water pipe laminating the last top surface in holding chamber can cool down to the upper surface in working plate the very first time, absorbs the heat of melting consumptive material, makes the consumptive material solidify rapidly and forms the solid, has guaranteed that the product base forms stable state fast, promotes work efficiency.

5. The upper surface of the working plate is provided with a plurality of positioning lines, the positioning lines are circular, the lines are concentric structures and diffuse outwards layer by layer, and the positioning lines are used for providing a positioning reference for printing operation and improving the printing precision.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of the working plate of the present invention;

fig. 4 is a cross-sectional view of the inner structure of the working plate of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 to 4, in the first embodiment, an automatic cooling device for a 3D printer is provided, which includes a supporting frame 1, a working plate 2, and a printing device, where the supporting frame 1 is a square structure, the supporting frame 1 includes a bottom plate 11 and four side plates 12 perpendicular to the bottom plate 11, the bottom plate 11 is fixedly connected to the side plates 12, an observation window 121 is disposed on the side plates 12, a product is taken and placed and a printing state is observed through the observation window 121, four support rods 3 are disposed at four corners of the bottom plate 11, four through holes 21 are disposed at four corners of the working plate 2, the working plate 2 is matched with the support rods 3 by inserting the support rods 3 into the through holes 21, the working plate 2 vertically moves up and down through a transmission mechanism, the transmission mechanism is a transmission chain disposed on the support rods 3 and a transmission gear disposed on the through a motor, the structure and transmission mode of the transmission mechanism are well-known technology, the printing device is not described here, the printing device is disposed at the top of the supporting frame, the printing device includes a moving transverse rail 5, a moving transverse rail 4 and a moving rail 6, a cooling water pipe 22 is disposed in a chamber of the working plate 2, and a cooling pipe 5, the cooling pipe 5 is disposed in the longitudinal rail 4, and a cooling pipe 8 is disposed in the longitudinal direction of the cooling pipe 5, the cooling pipe 4, the cooling pipe 5, it prints shower nozzle 61 and surveillance camera head 62 to beat head 6 including the owner, cooling water pipe 8 is the S type and closely arranges, cooling water pipe 8 laminates the last top surface in holding chamber 22, be provided with four location lines 23 on the upper surface of working plate 2, location line 23 is the ring form, each location line 23 is concentric structure, layer upon layer outwards spreads.

In the above embodiments, the moving mode of the moving transverse rail 5 on the moving longitudinal rail 4, the moving mode of the print head 6 on the moving transverse rail 5, and the vertical up-down moving mode of the working plate 2 are all moved by a small driving motor driving component, and all of them are known driving moving modes, which are not described herein again.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an automatic cooling device of 3D printer, includes braced frame, working plate, printing device, its characterized in that: the utility model discloses a printer, including support frame, bottom plate, working plate, printing device, including the support frame, four edges of bottom plate, four edges of working plate are provided with four bracing pieces, four edges of working plate are provided with four through-holes, through wearing to locate the bracing piece realize on the through-hole the working plate with the cooperation of bracing piece, the working plate passes through drive mechanism and realizes reciprocating in vertical side, printing device set up in the support frame top, printing device is including removing the horizontal rail, removing the vertical rail and beating printer head, be provided with the holding chamber in the working plate, the holding intracavity is provided with the cooling water pipe, the circulation leads to there is the coolant liquid in the cooling water pipe.

2. The automatic cooling device of the 3D printer according to claim 1, wherein: the movable longitudinal rail is fixedly arranged on the supporting frame, the movable transverse rail is erected on the movable longitudinal rail and can move back and forth along the length direction of the movable longitudinal rail, the printing head is arranged on the movable transverse rail and can move back and forth along the length direction of the movable transverse rail, and the printing head comprises a main printing nozzle and a monitoring camera.

3. The automatic cooling device of the 3D printer according to claim 1, characterized in that: the cooling water pipes are closely arranged in an S shape.

4. The automatic cooling device of the 3D printer according to claim 3, characterized in that: the cooling water pipe is attached to the upper top surface of the accommodating cavity.

5. The automatic cooling device of 3D printer according to any one of claims 1-4, characterized in that: the upper surface of working plate is provided with many location lines, the location line is the ring form, each location line is concentric structure, and layer upon layer outdiffusion.