CN221022343U

CN221022343U - Coaxial wire feeding equipment for 3D printing

Info

Publication number: CN221022343U
Application number: CN202321052935.5U
Authority: CN
Inventors: 潘祥考; 唐绮莲
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2024-05-28
Anticipated expiration: 2033-05-05

Abstract

The utility model relates to the technical field of 3D printing, in particular to coaxial wire feeding equipment for 3D printing, which is internally provided with a main box body, wherein the front end surface of the main box body is fixedly provided with a guide frame, a clamping cavity is arranged in the guide frame, a threaded screw rod is rotationally arranged between the left wall and the right wall of the clamping cavity, a threaded motor is fixedly arranged in the guide frame, the left end surface of the threaded screw rod is in power connection with the threaded motor, and the outer circumferential surface of the threaded screw rod is provided with a threaded sleeve with opposite threads and capable of moving in opposite directions, and the innovation point of the utility model is that: the utility model directly takes out the replacement shaft through the magnetic force matching of the electromagnet and the replacement frame, and further a user can directly take down the printing wire disc, thereby realizing the rapid replacement of the printing wire and further improving the working efficiency of the printing equipment.

Description

Coaxial wire feeding equipment for 3D printing

Technical Field

The utility model relates to the technical field of 3D printing, in particular to coaxial wire feeding equipment for 3D printing.

Background

3D printing is a technology for constructing objects by means of layer-by-layer printing using bondable materials such as powdered metal or plastic based on digital model files, whereas so-called 3D printers operate on substantially the same principle as ordinary printers, except for some differences in printing materials.

In the existing 3D printing equipment technology, most 3D printing equipment needs to be filled with printing wires before printing, but because the printing wires need to pass through the printing equipment, the operation is complex and the operation is difficult, the replacement of the printing wires by the existing 3D printing equipment is difficult, the replacement of the printing wires is difficult for professional persons, in addition, in the printing process, the printing wires are easy to bend by the existing 3D printing equipment, and the printing finished products and quality are further directly influenced.

Disclosure of utility model

The utility model aims to provide a coaxial wire feeding device for 3D printing, which is used for overcoming the defects in the prior art.

The coaxial wire feeding equipment for 3D printing comprises a main box body, wherein a guide frame is fixedly arranged on the front end face of the main box body, a clamping cavity is arranged in the guide frame, a threaded screw rod is rotationally arranged between the left wall and the right wall of the clamping cavity, a threaded motor is fixedly arranged in the guide frame, the left end face of the threaded screw rod is in power connection with the threaded motor, threaded sleeves which are opposite in threads and can move in opposite directions are arranged on the outer circumferential face of the threaded screw rod, a laterally symmetrical rolling shaft is rotationally arranged on the rear end face of the threaded screw rod, further the rolling shaft plays a role in clamping and guiding printing wires of different sizes, a rolling sleeve is fixedly arranged on the outer circumferential face of the rolling shaft, a rolling motor is fixedly arranged in the threaded sleeve, and the front end face of the rolling shaft is in power connection with the rolling motor.

In some embodiments, the lower end surface of the guiding frame is fixedly provided with a supporting frame, and the lower end surface of the supporting frame is fixedly provided with a heater, and the heater plays a role in automatic heating.

In some embodiments, the guide frame upper end surface is fixedly provided with a replacement frame, and a replacement shaft is arranged in the replacement frame and penetrates through the replacement frame.

In some embodiments, the outer circumferential surface of the replacement shaft is provided with a printing wire disc, the outer circumferential surface of the replacement shaft is fixedly provided with a bearing, the outer circumferential surface of the bearing is fixedly provided with an electromagnet, and the right end surface of the electromagnet is magnetically matched with the replacement frame.

In some embodiments, the lower side of the main box body is provided with a chassis frame, a guide cavity with an upward opening is arranged in the chassis frame, a power shaft is rotatably arranged between the left wall and the right wall of the guide cavity, a power motor is fixedly arranged in the chassis frame, and the left end face of the power shaft is in power connection with the power motor.

In some embodiments, the power shaft outer circular surface is provided with a power frame capable of moving left and right, and then the power frame plays a role in moving left and right.

In some embodiments, a mobile motor is fixedly arranged in the power machine frame, the front end surface of the power machine frame is rotationally provided with a mobile shaft, the rear end of the mobile shaft is in power connection with the mobile motor, and the outer circular surface of the mobile shaft is provided with a mobile sliding block capable of moving back and forth, so that the mobile sliding block plays a role in moving back and forth.

In some embodiments, the movable slider is in running fit with the movable shaft, a pneumatic telescopic rod capable of telescopic movement is fixedly arranged on the lower end face of the movable slider, the other end of the pneumatic telescopic rod is fixedly connected with the main box body, and a cooling fan which is bilaterally symmetrical is fixedly arranged on the upper end face of the chassis frame.

Compared with the prior art, the utility model has the advantages that:

According to the utility model, a user only needs to send the printing wire into the clamping cavity, at the moment, the threaded motor starts to start to drive the threaded screw rod to start to rotate, so that the rolling sleeve is driven to start to move in opposite directions, the clamping of the printing wire is realized, meanwhile, the rolling sleeve is arranged in the clamping cavity to start to rotate, the flattening of the printing wire and the automatic guiding of the printing wire are realized, the printing wire does not need to pass through the printing equipment manually, the printing wire is prevented from bending and deforming in the printing process, and the printing quality and quality are further ensured.

According to the utility model, the electromagnet is magnetically matched with the replacement rack, the replacement shaft is directly pulled out, so that a user can directly take down the printing wire disc, the printing wire is rapidly replaced, the working efficiency of the printing equipment is improved, the power rack arranged in the printing equipment is matched with the movable sliding block for movement, the real-time movement according to the printing progress is realized, the success rate of printing finished products is ensured, and the practicability of the 3D printer is further improved.

Drawings

FIG. 1 is a left side view of the present utility model;

FIG. 2 is a right side view of the present utility model;

FIG. 3 is a schematic diagram of the overall structure of a coaxial wire feeding device for 3D printing;

FIG. 4 is a schematic illustration of A-A of FIG. 3 in accordance with the present utility model;

FIG. 5 is a schematic view of the present utility model at the support frame member of FIG. 3;

FIG. 6 is a front view of FIG. 5 of the present utility model;

FIG. 7 is a schematic illustration of B-B of FIG. 6 in accordance with the present utility model;

FIG. 8 is a schematic view of the C-C of FIG. 6 in accordance with the present utility model.

In the figure:

11. A main case; 12. a chassis frame; 13. a guide frame; 14. a support frame; 15. a heater; 16. replacing the frame; 17. a guide chamber; 18. a bearing; 19. an electromagnet; 20. printing a silk tray; 21. replacing the shaft; 22. a rolling shaft; 23. a rolling sleeve; 24. a rolling motor; 25. a threaded screw rod; 26. a threaded sleeve; 27. a screw motor; 28. a clamping cavity; 29. a pneumatic telescopic rod; 30. moving the slide block; 31. a movable shaft; 32. a moving motor; 33. a cooling fan; 34. a power frame; 35. a power shaft; 36. a power motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-8, in a first embodiment of the present utility model, an embodiment of a coaxial wire feeding device for 3D printing is provided, which includes a main box 11, a guiding frame 13 is fixedly disposed on a front end surface of the main box 11, a clamping cavity 28 is disposed in the guiding frame 13, a threaded screw 25 is rotationally disposed between left and right walls of the clamping cavity 28, a threaded motor 27 is fixedly disposed in the guiding frame 13, a left end surface of the threaded screw 25 is dynamically connected to the threaded motor 27, an outer circumferential surface of the threaded screw 25 is provided with a threaded sleeve 26 with opposite threads and capable of moving in opposite directions, a laterally symmetrical rolling shaft 22 is rotationally disposed on a rear end surface of the threaded screw 25, so that the rolling shaft 22 performs clamping and guiding functions on printing wires with different sizes, a rolling sleeve 23 is fixedly disposed on an outer circumferential surface of the rolling shaft 22, a rolling motor 24 is fixedly disposed in the threaded sleeve 26, and a front end surface of the rolling shaft 22 is dynamically connected to the rolling motor 24.

Through the user only need pass the printing silk to the centre gripping intracavity 28, at this moment screw motor 27 starts, and then drive screw lead screw 25 and start rotating, and then drive screw sleeve 26 and start moving in opposite directions, thereby drive rolling sleeve 23 and start moving in opposite directions, and then realize the centre gripping to the printing silk, simultaneously, the roll motor 24 that is equipped with in begins to start, and then drive rolling shaft 22 and start rotating, and then drive rolling sleeve 23 and start rotating, and then realize flattening to the printing silk and to the automatic guidance of printing silk, and then need not the manual work to pass printing equipment to the printing silk, and guaranteed printing silk in-process can not produce crooked and deformation, and then guaranteed quality and the quality of printing.

Examples

Referring to fig. 1-8, in a second embodiment of the present utility model, based on the previous embodiment, specifically, a supporting frame 14 is fixedly disposed on a lower end surface of the guiding frame 13, a heater 15 is fixedly disposed on a lower end surface of the supporting frame 14, the heater 15 plays a role of automatic heating, a replacing frame 16 is fixedly disposed on an upper end surface of the guiding frame 13, a replacing shaft 21 is disposed in the replacing frame 16 and penetrates through the replacing frame 16, a printing wire tray 20 is disposed on an outer circumferential surface of the replacing shaft 21, a bearing 18 is fixedly disposed on an outer circumferential surface of the replacing shaft 21, an electromagnet 19 is fixedly disposed on an outer circumferential surface of the bearing 18, and a right end surface of the electromagnet 19 is magnetically matched with the replacing frame 16.

The lower side of the main box body 11 is provided with a chassis frame 12, a guide cavity 17 with an upward opening is arranged in the chassis frame 12, a power shaft 35 is rotatably arranged between the left wall and the right wall of the guide cavity 17, a power motor 36 is fixedly arranged in the chassis frame 12, the left end face of the power shaft 35 is in power connection with the power motor 36, the outer circular surface of the power shaft 35 is provided with a power frame 34 capable of moving left and right, the power frame 34 further plays a role of moving left and right, a moving motor 32 is fixedly arranged in the power frame 34, the front end face of the power frame 34 is rotatably provided with a moving shaft 31, the rear end of the movable shaft 31 is in power connection with the movable motor 32, the outer circular surface of the movable shaft 31 is provided with a movable slide block 30 capable of moving back and forth, the movable slide block 30 plays a role in moving back and forth, the movable slide block 30 is in running fit with the movable shaft 31, the lower end surface of the movable slide block 30 is fixedly provided with a pneumatic telescopic rod 29 capable of telescopic movement, the other end of the pneumatic telescopic rod 29 is fixedly connected with the main box 11, and the upper end surface of the chassis frame 12 is fixedly provided with a cooling fan 33 which is bilaterally symmetrical.

At this time, when the printing wire in the printing wire tray 20 runs out, at this time, the electromagnet 19 is magnetically matched with the replacement rack 16, at this time, the replacement shaft 21 is directly pulled out, and then the user can directly take down the printing wire tray 20, and further the quick replacement of the printing wire is realized, and further the working efficiency of the printing equipment is improved, the power motor 36 arranged in is started, and further the power shaft 35 is driven to start rotating, and further the power rack 34 is driven to start moving left and right, and meanwhile, the mobile motor 32 is started, and further the mobile slider 30 is driven to start moving back and forth, further the real-time movement according to the printing progress is realized, and further the success rate of printing finished products is ensured, and further the practicability of the 3D printer is improved.

The above embodiments are merely illustrative embodiments of the present utility model, but the technical features of the present utility model are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present utility model are included in the scope of the present utility model.

Claims

1. The utility model provides a 3D prints with coaxial silk equipment that send, includes main tank body (11), its characterized in that: the novel self-locking type self-locking device is characterized in that a guide frame (13) is fixedly arranged on the front end face of the main box body (11), a clamping cavity (28) is arranged in the guide frame (13), a threaded screw rod (25) is rotatably arranged between the left wall and the right wall of the clamping cavity (28), a threaded motor (27) is fixedly arranged in the guide frame (13), the left end face of the threaded screw rod (25) is in power connection with the threaded motor (27), and a threaded sleeve (26) which is opposite in threads and can move in opposite directions is arranged on the outer circular face of the threaded screw rod (25);

The screw thread lead screw (25) is characterized in that a rolling shaft (22) which is bilaterally symmetrical is rotationally arranged on the rear end face of the screw thread lead screw (25), a rolling sleeve (23) is fixedly arranged on the outer circular face of the rolling shaft (22), a rolling motor (24) is fixedly arranged in the screw thread sleeve (26), and the front end face of the rolling shaft (22) is in power connection with the rolling motor (24).

2. The coaxial wire feeder for 3D printing of claim 1, wherein: the guide frame (13) lower terminal surface is fixed to be equipped with support frame (14), the fixed heater (15) that are equipped with of terminal surface under support frame (14), the fixed change frame (16) that are equipped with of guide frame (13) up end is equipped with in change frame (16), be equipped with in change frame (16) and replace axle (21) and run through change frame (16).

3. The coaxial wire feeder for 3D printing of claim 2, wherein: the outer circular surface of the replacement shaft (21) is provided with a printing wire disc (20), the outer circular surface of the replacement shaft (21) is fixedly provided with a bearing (18), the outer circular surface of the bearing (18) is fixedly provided with an electromagnet (19), and the right end surface of the electromagnet (19) is magnetically matched with the replacement rack (16).

4. The coaxial wire feeder for 3D printing of claim 1, wherein: the chassis is characterized in that a chassis frame (12) is arranged on the lower side of the main box body (11), a guide cavity (17) with an upward opening is arranged in the chassis frame (12), and a power shaft (35) is rotatably arranged between the left wall and the right wall of the guide cavity (17).

5. The coaxial wire feeder for 3D printing of claim 4, wherein: the chassis frame (12) internal fixation is equipped with power motor (36), power shaft (35) left end face power connect in power motor (36), power shaft (35) outer disc is equipped with power frame (34) that can left and right movement.

6. The coaxial wire feeder for 3D printing of claim 5, wherein: the motor is characterized in that a movable motor (32) is fixedly arranged in the motor frame (34), a movable shaft (31) is rotatably arranged on the front end face of the motor frame (34), the rear end of the movable shaft (31) is in power connection with the movable motor (32), a movable sliding block (30) capable of moving forwards and backwards is arranged on the outer circular face of the movable shaft (31), and the movable sliding block (30) is in rotary fit with the movable shaft (31).

7. The coaxial wire feeder for 3D printing of claim 6, wherein: the movable sliding block (30) is characterized in that a pneumatic telescopic rod (29) capable of telescopic movement is fixedly arranged on the lower end face of the movable sliding block, and the other end of the pneumatic telescopic rod (29) is fixedly connected with the main box body (11).

8. The coaxial wire feeder for 3D printing of claim 4, wherein: the upper end face of the chassis frame (12) is fixedly provided with bilateral symmetry cooling fans (33).