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CN-122008543-A - Multi-nozzle switching device for 3d printer

CN122008543ACN 122008543 ACN122008543 ACN 122008543ACN-122008543-A

Abstract

The invention discloses a multi-nozzle switching device for a 3D printer, which relates to the technical field of 3D printing and comprises a machine body, wherein a fixed plate is fixedly connected to the inside of the machine body, the fixed plate comprises a switching mechanism, a telescopic mechanism and a driving component, the switching mechanism is arranged on one side of the fixed plate and movably sleeved in the machine body and used for freely switching the multi-nozzle, the telescopic mechanism is arranged in the machine body and used for stretching and accommodating the switched nozzle, the cleaning mechanism is arranged on one side of the inside of the machine body and used for timely cleaning the switched nozzle, and the driving component is arranged on the other side of the fixed plate. According to the invention, not only can the spray heads be quickly and freely switched, but also the switched spray heads can be quickly stored in the machine body, and the stored spray heads can be cleaned in time, so that the cleaning of the surface of the spray heads and spray holes is effectively ensured, the influence of the blockage of the spray holes on the next normal use is avoided, and the use effect and efficiency of the multi-spray-head printer after the free switching are improved.

Inventors

  • ZHANG YUANMING
  • ZHENG CHEN
  • MENG FAN
  • ZHANG ZHENG
  • GAO XIAO
  • LIU JIALE

Assignees

  • 山东中科智能设备有限公司

Dates

Publication Date
20260512
Application Date
20260304

Claims (10)

  1. 1. The utility model provides a many shower nozzles auto-change over device that 3d printer used, includes organism (1), its characterized in that, the inside fixedly connected with fixed plate (3) of organism (1), include on fixed plate (3): The switching mechanism (4) is arranged on one side of the fixed plate (3) and is movably sleeved in the machine body (1) and used for freely switching the multiple spray heads; The telescopic mechanism (5) is arranged in the machine body (1) and used for stretching and accommodating the spray head during switching; the cleaning mechanism (8) is arranged at one side of the inside of the machine body (1) and is used for timely cleaning the switched spray heads; And the driving assembly (10) is arranged on the other side of the fixed plate (3) and is used for outputting power to the cleaning mechanism (8), and one side of the driving assembly (10) is abutted against the cleaning mechanism (8).
  2. 2. The multi-nozzle switching device for a 3d printer according to claim 1, wherein the switching mechanism (4) comprises a connecting rod (401) rotationally connected with a fixed plate (3), one end of the connecting rod (401) is fixedly connected with a cross linkage frame (402), the other end of the connecting rod (401) is fixedly connected with a special-shaped gear disc (403), one side of the fixed plate (3) is fixedly connected with a first motor frame, a first motor (404) is fixedly connected to the first motor frame, an output shaft of the first motor (404) is fixedly connected with a half gear (405), and one side of the half gear (405) is in meshed transmission with the special-shaped gear disc (403).
  3. 3. The multi-nozzle switching device for the 3d printer according to claim 2, wherein the telescopic mechanism (5) comprises a plurality of reciprocating screw rods (501) rotationally connected with one side of the cross linkage frame (402), the plurality of reciprocating screw rods (501) are respectively connected with a first movable plate (502) in a threaded manner, one side of the first movable plate (502) is fixedly connected with a mounting block (504), a nozzle (6) is fixedly mounted on the mounting block (504), a first movable groove is formed in the position, corresponding to the first movable plate (502), of the cross linkage frame (402), the first movable plate (502) is movably sleeved in the first movable groove, one ends of the plurality of reciprocating screw rods (501) are respectively fixedly connected with a first gear disc (503), one side of the fixed plate (3) is symmetrically and fixedly connected with two gear rings (505) corresponding to the first gear disc (503), and one side of the first gear disc (503) is meshed with the gear ring (505).
  4. 4. The multi-nozzle switching device for a 3d printer according to claim 3, wherein the cleaning mechanism (8) comprises a supporting plate fixedly connected with one side of the fixing plate (3), a linkage rod (801) is rotatably connected to the supporting plate, a linkage sleeve (802) is movably sleeved on the linkage rod (801), one end of the linkage sleeve (802) is fixedly connected with a cleaning sleeve (804), the cleaning sleeve (804) and the nozzle (6) are at the same level, the nozzle (6) is indirectly and movably sleeved in the cleaning sleeve (804), a linkage groove is formed in the linkage rod (801), a linkage block is fixedly connected to the position, corresponding to the linkage groove, of the linkage sleeve (802), one end of the linkage rod (801) is movably sleeved in the linkage sleeve (802), and the linkage block is movably sleeved in the linkage groove.
  5. 5. The multi-nozzle switching device for a 3d printer according to claim 4, wherein the cleaning mechanism (8) further comprises a threaded rod (806) rotatably connected with the support plate, the threaded rod (806) is provided with a second moving plate (805) in a threaded connection manner, the second moving plate (805) is provided with a threaded hole, the threaded rod (806) is sleeved in the threaded hole in a threaded manner, one end of the linkage rod (801) is fixedly connected with a second gear plate (803), one end of the threaded rod (806) is fixedly connected with a third gear plate (807) corresponding to the second gear plate (803), and one side of the third gear plate (807) is in meshed transmission with the second gear plate (803).
  6. 6. The multi-nozzle switching device for a 3d printer according to claim 3, wherein the driving assembly (10) comprises a second motor frame fixedly connected with one side of the fixing plate (3), a second motor (1001) is fixedly connected to the second motor frame, a fourth gear disc (1002) is fixedly connected to an output shaft of the second motor (1001), one side of the fourth gear disc (1002) is in meshed transmission with the third gear disc (807), a mounting hole is formed in one side of the fixing plate (3), and the fourth gear disc (1002) is movably sleeved in the mounting hole.
  7. 7. The multi-nozzle switching device for a 3d printer according to claim 3, wherein an ink box (2) is fixedly connected to one side of the machine body (1), a telescopic ink conveying pipe (7) is fixedly connected between one side of the ink box (2) and the mounting block (504), a control panel is fixedly connected to one side of the ink box (2), and a cover plate is hinged to the ink box (2).
  8. 8. The multi-nozzle switching device for a 3d printer according to claim 7, wherein the bottom of the machine body (1) is provided with a second moving groove (506), the mounting block (504) and the nozzle (6) are movably sleeved in the second moving groove (506), one side of the machine body (1) is provided with a through hole corresponding to the telescopic ink conveying pipe (7), and the telescopic ink conveying pipe (7) movably penetrates through the through hole.
  9. 9. The multi-nozzle switching device for a 3d printer according to claim 6, wherein the fixing plate (3) and the inside of the machine body (1) are respectively and fixedly connected with a monitoring module (9) and a control module, the monitoring module (9) is used for monitoring the switching of the nozzle (6) in real time, and the control module is electrically connected with the first motor (404) and the second motor (1001).
  10. 10. The multi-nozzle switching device for a 3d printer according to claim 1, wherein a mounting frame is fixedly connected to the other side of the machine body (1), and the mounting frame is used for fixedly connecting the machine body (1) with operation equipment.

Description

Multi-nozzle switching device for 3d printer Technical Field The invention relates to the technical field of 3D printing, in particular to a multi-nozzle switching device for a 3D printer. Background Along with the rapid development of 3D printing technology, the application field is continuously expanded, the requirements on printing efficiency and printing effect are increasingly improved, and in many practical application scenes, a 3D printer with a single spray head cannot meet diversified printing requirements, for example, when color model printing and multiple material composite printing are performed, the spray head or printing material needs to be replaced frequently, so that a great deal of time is consumed, and the printing precision is easily reduced; The existing multi-nozzle 3D printer has the problems that the nozzle switching mode is partially in a manual nozzle switching mode, the operation is complex, errors are easily introduced in the switching process, the printing continuity and precision are affected, in addition, the problems of material residue, nozzle blockage and the like are easily caused in the nozzle switching process, the printing quality and the equipment stability are further reduced, and therefore, the multi-nozzle switching device for the 3D printer is provided. Disclosure of Invention The invention provides a multi-nozzle switching device for a 3d printer, which solves the defects in the prior art. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides a many shower nozzles auto-change over device that 3d printer used, includes the organism, the inside fixedly connected with fixed plate of organism, include on the fixed plate: the switching mechanism is arranged on one side of the fixed plate and movably sleeved in the machine body, and is used for freely switching the multiple spray heads; The telescopic mechanism is arranged in the machine body and used for stretching and accommodating the spray head during switching; The cleaning mechanism is arranged on one side of the inside of the machine body and is used for timely cleaning the switched spray heads; The driving assembly is arranged on the other side of the fixed plate and used for outputting power to the cleaning mechanism, and one side of the driving assembly is abutted against the cleaning mechanism. Further, the switching mechanism comprises a connecting rod rotationally connected with the fixed plate, one end of the connecting rod is fixedly connected with a cross linkage frame, the other end of the connecting rod is fixedly connected with a special-shaped gear disc, one side of the fixed plate is fixedly connected with a first motor frame, the first motor frame is fixedly connected with a first motor, an output shaft of the first motor is fixedly connected with a half gear, and one side of the half gear is meshed with the special-shaped gear disc for transmission. Further, telescopic machanism includes a plurality of reciprocating screw rods that rotate with cross interlock frame one side and be connected, and is a plurality of respectively threaded connection has first movable plate on the reciprocating screw rod, one side fixedly connected with installation piece of first movable plate, fixed mounting has the shower nozzle on the installation piece, first movable groove has been seted up to corresponding first movable plate department on the cross interlock frame, first movable plate movable sleeve is established in the inside of first movable groove, a plurality of the one end of reciprocating screw rod is fixedly connected with first toothed disc respectively, one side of fixed plate corresponds two toothed rings of first toothed disc department symmetry fixedly connected with, one side and the toothed ring meshing transmission of first toothed disc. Further, the cleaning mechanism comprises a supporting plate fixedly connected with one side of the fixing plate, a linkage rod is rotatably connected to the supporting plate, a linkage sleeve is movably sleeved on the linkage rod, one end of the linkage sleeve is fixedly connected with a cleaning sleeve, the cleaning sleeve and the spray head are positioned at the same level, the spray head is indirectly movably sleeved in the cleaning sleeve, a linkage groove is formed in the linkage rod, a linkage block is fixedly connected to the position of the linkage sleeve, corresponding to the linkage groove, of the inside of the linkage sleeve, one end of the linkage rod is movably sleeved in the linkage sleeve, and the linkage block is movably sleeved in the linkage groove. Further, the cleaning mechanism further comprises a threaded rod rotationally connected with the supporting plate, a second movable plate is connected to the threaded rod in a threaded mode, a threaded hole is formed in the second movable plate, the threaded rod is sleeved in the threaded hole in a threaded mode, one end of t