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CN-122008539-A - Accurate feed multi-material printer

CN122008539ACN 122008539 ACN122008539 ACN 122008539ACN-122008539-A

Abstract

The invention discloses a precise feeding multi-material printer, which relates to the technical field of printers and comprises a bottom plate, wherein a supporting leg is fixedly connected to the lower side of the bottom plate, a mounting frame is fixedly connected to the upper side of the bottom plate, a laser printing head is arranged on the lower side of the mounting frame, a feeding unit and a bearing unit are arranged on the upper side of the bottom plate, the bearing unit is positioned below the feeding unit, the bearing unit comprises a moving groove, and the moving groove is formed in the upper side of the bottom plate. This accurate feed multi-material printer through being provided with and bear case, print platform, laser printer head, conveniently prints multiple powder raw materials to through electronic slide rail, scraper blade, conveniently shakeout the powder, and collect the box with unnecessary raw materials push into, simultaneously in L shaped plate, cam, reciprocal board, support pole and spring one, make things convenient for the scraper blade to remove collection box department, drop in collecting the box to the powder of scraper blade surface adhesion, avoid influencing the printing effect.

Inventors

  • ZHAI FEI
  • WANG XIAOLONG
  • CHENG JINLONG
  • LIU XINGANG
  • XU RUI
  • LIU QI
  • YAO JIALONG

Assignees

  • 烟台先进材料与绿色制造山东省实验室

Dates

Publication Date
20260512
Application Date
20260324

Claims (8)

  1. 1. The utility model provides an accurate feed multi-material printer, includes bottom plate (1), its characterized in that, the downside fixedly connected with supporting legs (2) of bottom plate (1), the upside fixedly connected with mounting bracket (3) of bottom plate (1), the downside of mounting bracket (3) is provided with laser printer head (4), the upside of bottom plate (1) is provided with feed unit (5) and bears unit (6), bear unit (6) to be located the below of feed unit (5), bear unit (6) including shifting chute (61), the upside at bottom plate (1) is seted up in shifting chute (61), the inboard sliding connection of shifting chute (61) has movable plate (62), the upside fixedly connected with of movable plate (62) bears case (63), the upside fixedly connected with print platform (64) of bearing case (63), the outside of bearing case (63) is provided with clearance subassembly, clearance subassembly is used for the raw materials of clearance to unnecessary part raw materials of adhesion clear up.
  2. 2. The precise feeding multi-material printer according to claim 1, wherein the feeding unit (5) comprises a guide plate (51), the guide plate (51) is fixedly connected to the upper side of the bottom plate (1), a guide block (52) is slidably connected to the outer side of the guide plate (51), a movable frame (54) is fixedly connected to the upper side of the guide block (52), a push rod (55) is fixedly connected to the upper side of the movable frame (54), a top plate (56) is fixedly connected to the upper end of the push rod (55), a collecting pipe (510) is fixedly connected to the upper side of the top plate (56), a plurality of conveying pipes (58) are fixedly connected to the outer side of the collecting pipe (510), a feeding hopper (57) is fixedly connected to the upper side of the conveying pipe (58), a flow valve (59) is arranged on the outer side of the conveying pipe (58), a sliding groove (512) is formed in the upper side of the movable frame (54), a sliding block (513) is slidably connected to the inner side of the sliding groove (512), a feeding head (514) is fixedly connected to the upper side of the sliding block (513), and the feeding head (514) is communicated with the collecting pipe (510).
  3. 3. The precise feeding multi-material printer according to claim 2, wherein the outer side of the guide block (52) is fixedly connected with a connecting plate (53), the lower side of the bottom plate (1) is fixedly connected with an electric push rod I (511) for driving the connecting plate (53) to move, and the inner side of the sliding groove (512) is fixedly connected with an electric push rod II (515) for driving the sliding block I (513) to move.
  4. 4. The precise feeding multi-material printer according to claim 1, wherein a fixed block (66) is fixedly connected to the upper side of the bottom plate (1), an electric push rod III (65) is fixedly connected between the fixed block (66) and the bearing box (63), two collecting holes (67) are formed in the upper side of the bearing box (63), a collecting box (68) is fixedly connected to the inner side of the collecting hole (67), an inclined table is fixedly connected to the inner side of the collecting box (68), and side boxes (648) are fixedly connected to the left side and the right side of the bearing box (63).
  5. 5. The precise feeding multi-material printer according to claim 4, wherein an electric sliding rail (610) is fixedly connected to the front side of the bearing box (63), a second sliding block (611) is arranged on the outer side of the electric sliding rail (610), a top frame (612) is fixedly connected to the upper side of the second sliding block (611), a lifting groove (613) is formed in the outer side of the top frame (612), a lifting block (614) is slidingly connected to the inner side of the lifting groove (613), a lifting plate (619) is fixedly connected to the rear side of the lifting block (614), a moving rod (620) is arranged on the outer side of the lifting plate (619), a scraping plate (621) is fixedly connected to the lower end of the moving rod (620), a first reciprocating plate (622) is fixedly connected to the upper end of the moving rod (620), and a first spring (619) is fixedly connected between the reciprocating plate (622) and the lifting plate (619).
  6. 6. The precise feeding multi-material printer according to claim 5, wherein a mounting block (617) is fixedly connected to the front side of the top frame (612), a screw (616) is rotatably connected to the upper side of the mounting block (617), a control block (615) is fixedly connected to the front side of the lifting block (614), the screw (616) is in threaded connection with the control block (615), and a motor (618) is fixedly connected to the upper side of the top frame (612).
  7. 7. The precise feeding multi-material printer according to claim 6, wherein the lifting block (614) is fixedly connected with an L-shaped plate (624) at the upper side, the L-shaped plate (624) is fixedly connected with two bottom blocks (625), a connecting rod (626) is rotatably connected between the two bottom blocks (625), a cam (627) and a bevel gear I (628) are fixedly connected at the outer side of the connecting rod (626), a first rotating rod (630) is rotatably connected at the outer side of the L-shaped plate (624), a second bevel gear (629) which is in meshed connection with the first bevel gear (628) is fixedly connected at the lower end of the first rotating rod (630), a first rotating shaft (631) and a second rotating shaft (632) are rotatably connected at the upper side of the first rotating rod (630), a first rotating block (633) is fixedly connected at the upper end of the second rotating rod (634), a first rotating plate (635) is rotatably connected at the upper side of the second rotating block (634), a first rotating shaft (636) is rotatably connected with the first rotating block (631), a second rotating shaft (636) is fixedly connected at the outer side of the second rotating rod (636), a belt (636) is fixedly connected at the upper end of the first rotating rod (636), the upper end fixedly connected with of L shaped plate (624) is two firm piece two (642), two rotate between firm piece two (642) and be connected with slide bar (643), the outside sliding connection of slide bar (643) has reciprocating piece (644), the upside fixedly connected with of reciprocating piece (644) is with pinion rack (639) that gear piece (638) meshing is connected, the upside fixedly connected with of pinion rack (639) is two firm piece one (640), the outside fixedly connected with of firm piece one (640) supports pole (641), fixedly connected with spring two (645) between reciprocating piece (644) and firm piece two (642), the left and right sides of bearing case (63) is all fixedly connected with baffle (69), reciprocating piece (644) and L shaped plate (624) sliding connection.
  8. 8. The precise feeding multi-material printer according to claim 7, wherein the inner side of the collecting box (68) is rotatably connected with a second rotating rod (646), the outer side of the second rotating rod (646) is fixedly connected with a plurality of stirring plates (647), the outer end of the second rotating rod (646) is fixedly connected with a winding roller (650), the outer side of the winding roller (650) is wound with an elastic rope (651), the rear side of the lifting plate (619) is fixedly connected with a rear block (649), the elastic rope (651) is fixedly connected with the rear block (649), and the inner side of the bearing box (63) is provided with a guide wheel (652).

Description

Accurate feed multi-material printer Technical Field The invention relates to the technical field of printers, in particular to a precise feeding multi-material printer. Background Multiple materials can be automatically and precisely dispensed and combined in a single print job with multiple raw materials of different physical or chemical properties (e.g., hardness, elasticity, color, conductivity, transparency) to make a complex, multi-functional integrated object additive manufacturing system. According to the search, the Chinese patent with the application number of CN202310390412.X is particularly a multi-material 3D printer and a printing method thereof, and comprises a forming device, a powder spreading and sucking device and a control device, wherein the forming device comprises a forming chamber, a laser scanning head, a powder supply assembly, a forming cylinder body and a forming platform which are arranged in the forming chamber, the powder spreading and sucking device comprises a powder spreading box body, a scraping plate, a powder distribution assembly, a powder sucking assembly and a translation assembly, the powder spreading box body is arranged above the top plane of the forming cylinder body and can controllably reciprocate along the X-axis direction position of the top plane of the forming cylinder body, the translation assembly is arranged on the powder spreading box body, the translation assembly is arranged along the Y-axis direction of the top plane of the forming cylinder body and is provided with a slidable mounting block, the powder distribution assembly and the powder sucking assembly are arranged on the mounting block, and the scraping plate is fixed at the bottom of the powder spreading box body corresponding to the powder distribution assembly. The multi-material 3D printer is respectively matched and moved in the X-axis direction and the Y-axis direction through the powder paving box body and the translation assembly. When the existing multi-material printer is used for feeding, powder raw materials are poured into a printing platform, the powder raw materials are uniformly distributed on the platform through a horizontally moving scraping plate, and are heated by a laser beam, a 3D model is formed by overlapping multiple layers, after the scraping plate scrapes redundant raw materials, the powder raw materials are adhered to the surface of the scraping plate, the scraping plate is not cleaned timely, other raw materials are easy to mix together, and the printing effect is affected. Accordingly, the present invention provides a precise feeding multi-material printer to solve the above-mentioned problems. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a precise feeding multi-material printer, which solves the problem that after a scraper plates flatten powder, raw materials adhere to the surface and the printing effect is affected. In order to achieve the above purpose, the invention is realized by the following technical scheme: The utility model provides an accurate feed multi-material printer, includes the bottom plate, the downside fixedly connected with supporting legs of bottom plate, the upside fixedly connected with mounting bracket of bottom plate, the downside of mounting bracket is provided with the laser printer head, the upside of bottom plate is provided with feed unit and bears the unit, bear the below that the unit is located feed unit, bear the unit including removing the groove, the upside at the bottom plate is seted up to the groove that removes, the inboard sliding connection who removes the groove has the movable plate, the upside fixedly connected with who removes the plate bears the case, the upside fixedly connected with who bears the case prints the platform, the outside that bears the case is provided with the clearance subassembly, the clearance subassembly is used for clearing up unnecessary raw materials to clear up the part raw materials of adhesion. Preferably, the feeding unit comprises a guide plate, guide plate fixedly connected with is in the upside of bottom plate, the outside sliding connection of guide plate has the guide block, the upside fixedly connected with of guide block removes the frame, the upside fixedly connected with ejector pin that removes the frame, the upper end fixedly connected with roof of ejector pin, the upside fixedly connected with of roof concentrates the pipe, the outside fixedly connected with of concentrate the pipe a plurality of conveying pipelines, the upside fixedly connected with feed hopper of conveying pipeline, the outside of conveying pipeline is provided with the flow valve, the spout has been seted up to the upside of removing the frame, the inboard sliding connection of spout has the slider one, the downside fixedly connected with feed head of slider one, feed head and concentrate the pipe intercommunication. Preferably, the outside fixedly connected with conne