CN211542385U - 3D prints extruder for material - Google Patents

Abstract

The utility model belongs to the technical field of the 3D prints, especially, be an extruder for 3D printing material, including extruding the rifle, extrude and seted up the material chamber on the rifle, sliding mounting has the push pedal in the material chamber, the sliding hole has been seted up on one side inner wall in material chamber, sliding mounting has the push rod in the sliding hole, the one end that the push rod is close to the push pedal extends to the material intracavity and is in the same place with push pedal welded fastening, the one end that the push pedal was kept away from to the push rod extends to outside the sliding hole and articulates there is the pull rod, one side welded fastening that the push pedal is close to the sliding hole has the spring, the one end that the push pedal was kept away from to the spring is in the same place with one side inner wall welded fastening that the material chamber is close to the pull rod, and the spring sliding sleeve is established on the push rod, the transfer chamber. The utility model is simple in operation, can will extrude the solitary taking off of rifle to do benefit to and carry out the printing of some tiny work pieces.

Description

3D prints extruder for material

Technical Field

The utility model relates to a 3D prints technical field, especially relates to a 3D prints extruder for material.

Background

The 3D printing technology is a new fast forming technology, which is a technology for constructing an object by using materials such as powder, thread, paste and the like through layer-by-layer printing based on a digital model file.

However, the existing 3D printing material extruding machines are generally large in size, and when small workpiece printing work is performed, the large-size machine cannot accurately print some details, so that the accuracy of the printing work is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the 3D who proposes prints extruder for material.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the 3D printing material extruder comprises an extruding gun, wherein a material cavity is formed in the extruding gun, a push plate is arranged in the material cavity in a sliding mode, a sliding hole is formed in one side inner wall of the material cavity, a push rod is arranged in the sliding hole in a sliding mode, one end, close to the push plate, of the push rod extends into the material cavity and is welded and fixed with the push plate, one end, far away from the push plate, of the push rod extends out of the sliding hole and is hinged with a pull rod, a spring is welded and fixed to one side, close to the sliding hole, of the push plate, one end, far away from the push plate, of the spring is welded and fixed with one side inner wall, close to the pull rod, of the material cavity, the spring is sleeved on the push rod in a sliding mode, a transfer cavity is formed in the extruding gun, a conveying channel is formed in the extruding gun, the material cavity and the transfer cavity are, the bottom inner wall of the transfer cavity is provided with an extrusion opening, the top inner wall of the transfer cavity is fixedly welded with a motor, and an output shaft of the motor is fixedly welded with the top end of the packing auger.

Preferably, a rotating hole is formed in the fixing plate, and the auger penetrates through the rotating hole and is rotatably connected with the inner wall of the rotating hole.

Preferably, a feed port is formed in the inner wall of one side, away from the slide hole, of the material cavity, and a wide-mouth feed hopper is connected to the inner thread of the feed port.

Preferably, the top and the bottom of push pedal all paste and are fixed with sealed the pad, two sealed pads all with the inner wall sliding connection in material chamber.

Preferably, a sealing ring is welded and fixed in the sliding hole, and the push rod is connected with the inner wall of the sealing ring in a sliding mode.

Preferably, the bottom end of the pull rod is fixedly welded with a pull ring.

Compared with the prior art, the beneficial effects of the utility model are that: before the work of printing, earlier unscrew wide-mouth feeder hopper, later rethread pull ring pulling pull rod, the pull rod drives the push pedal through the push rod again and is close to the slide opening, later rethread feed port toward the material intracavity injection printing material, when the printing material is filled up the material intracavity, the feed port is plugged up to the rethread wide-mouth feeder hopper, when printing the work, just open the motor, make motor corotation, under the spring action of spring, the push pedal alright with in the material propulsion conveyer way of printing with the material intracavity, the printing material enters into the transfer intracavity via the conveyer way again, motor corotation drives the auger rotation again, thereby the auger alright extrude in driving the printing material from the extrusion mouth.

The utility model is simple in operation, can will extrude the solitary taking off of rifle to do benefit to and carry out the printing of some tiny work pieces.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 1;

in the figure: 1. an extrusion gun; 2. a material cavity; 3. pushing the plate; 4. a slide hole; 5. a push rod; 6. a pull rod; 7. a spring; 8. a conveying path; 9. a transfer chamber; 10. a fixing plate; 11. a packing auger; 12. an extrusion port; 13. a motor; 14. a feed port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an extruder for 3D printing materials comprises an extruding gun 1, a material cavity 2 is arranged on the extruding gun 1, a push plate 3 is arranged in the material cavity 2 in a sliding mode, a sliding hole 4 is arranged on the inner wall of one side of the material cavity 2, a push rod 5 is arranged in the sliding hole 4 in a sliding mode, one end, close to the push plate 3, of the push rod 5 extends into the material cavity 2 and is welded and fixed with the push plate 3, one end, far away from the push plate 3, of the push rod 5 extends out of the sliding hole 4 and is hinged with a pull rod 6, a spring 7 is welded and fixed on one side, close to the sliding hole 4, of the push plate 3, one end, far away from the push plate 3, of the spring 7 is welded and fixed with the inner wall of one side, close to the pull rod 6, of the material cavity 2, the spring 7 is sleeved on the push rod 5 in a sliding mode, a transfer cavity 9 is arranged on the extruding gun 1, a conveying channel, the fixed plate 10 is rotatably provided with the packing auger 11, the inner wall of the bottom of the transfer cavity 9 is provided with an extrusion port 12, the inner wall of the top of the transfer cavity 9 is fixedly welded with a motor 13, and an output shaft of the motor 13 is fixedly welded with the top end of the packing auger 11;

a rotating hole is formed in the fixing plate 10, the auger 11 penetrates through the rotating hole and is rotatably connected with the inner wall of the rotating hole, a feeding hole 14 is formed in the inner wall of one side of the material cavity 2, which is far away from the sliding hole 4, a wide-mouth feeding hopper is connected in the feeding hole 14 in a threaded manner, sealing gaskets are fixedly adhered to the top and the bottom of the push plate 3, the two sealing gaskets are respectively and slidably connected with the inner wall of the material cavity 2, a sealing ring is fixedly welded in the sliding hole 4, a push rod 5 is slidably connected with the inner wall of the sealing ring, a pull ring is fixedly welded at the bottom end of the pull rod 6, before printing, the wide-mouth feeding hopper is unscrewed, the pull rod 6 is pulled by the pull ring, the pull rod 6 drives the push plate to be close to the sliding hole 4 by the push rod 5, then printing material is injected into the material cavity 2 through the feeding hole 14, when the printing material is, just open motor 13, make motor 13 corotation, under spring 7's elasticity effect, push pedal 3 alright with in advancing the printing material in material chamber 2 the conveyer way 8, in printing material enters into transfer chamber 9 via conveyer way 8 again, motor 13 corotation drives auger 11 again and rotates to auger 11 alright extrude in extruding mouth 12 with driving printing material, the utility model is simple in operation, can will extrude the solitary taking off of rifle to do benefit to and carry out the printing of some tiny work pieces.

The working principle is as follows: before the printing work, earlier unscrew the wide-mouth feeder hopper, later rethread pull ring pulling pull rod 6, pull rod 6 rethread push rod 5 drives the push pedal and is close to slide opening 4, later rethread feed port 14 toward material intracavity 2 interior injected printing material, when printing material fills in material intracavity 2, feed port 14 is plugged up to rethread wide-mouth feeder hopper, when printing work, just open motor 13, make motor 13 corotation, under spring 7's spring action, push pedal 3 alright in advancing transfer passage 8 with the printing material in material intracavity 2, printing material again via transfer passage 8 enter into in the transfer chamber 9, motor 13 corotation drives auger 11 again and rotates, thereby auger 11 alright extrude from extruding mouth 12 with driving printing material, the utility model is simple in operation, can will extrude the solitary taking off of rifle, thereby do benefit to and carry out the printing of some tiny work pieces.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a 3D prints extruder for material, includes fixed extrusion gun (1) that sets up on the extruder, its characterized in that: the extrusion gun is characterized in that a material cavity (2) is formed in the extrusion gun (1), a push plate (3) is arranged in the material cavity (2) in a sliding mode, a sliding hole (4) is formed in one side inner wall of the material cavity (2), a push rod (5) is arranged in the sliding hole (4) in a sliding mode, one end, close to the push plate (3), of the push rod (5) extends into the material cavity (2) and is fixedly connected with the push plate (3), one end, far away from the push plate (3), of the push rod (5) extends out of the sliding hole (4) and is hinged with a pull rod (6), one side, close to the sliding hole (4), of the push plate (3) is fixedly provided with a spring (7), one end, far away from the push plate (3), of the spring (7) and one side inner wall, close to the pull rod (6), of the material cavity (2) are fixedly connected, the spring (7) is slidably, extrude and seted up on rifle (1) conveyer way (8), material chamber (2) and transfer chamber (9) are all linked together with conveyer way (8), fixed mounting has same fixed plate (10) on the both sides inner wall of transfer chamber (9), it installs auger (11) to rotate on fixed plate (10), it extrudes mouth (12) to have seted up on the bottom inner wall of transfer chamber (9), fixed mounting has motor (13) on the top inner wall of transfer chamber (9), the output shaft of motor (13) and the top fixed connection of auger (11).

2. The extruder for 3D printing material according to claim 1, wherein: the fixed plate (10) is provided with a rotating hole, and the packing auger (11) penetrates through the rotating hole and is rotatably connected with the inner wall of the rotating hole.

3. The extruder for 3D printing material according to claim 1, wherein: the material cavity (2) is kept away from on one side inner wall of slide opening (4) and has been seted up feed port (14), feed port (14) internal thread connection has the wide-mouth feeder hopper.

4. The extruder for 3D printing material according to claim 1, wherein: the top and the bottom of push pedal (3) are all fixed mounting have sealed the pad, two sealed pads all with the inner wall sliding connection in material chamber (2).

5. The extruder for 3D printing material according to claim 1, wherein: and a sealing ring is fixedly arranged in the sliding hole (4), and the push rod (5) is connected with the inner wall of the sealing ring in a sliding manner.

6. The extruder for 3D printing material according to claim 1, wherein: and a pull ring is fixedly arranged at the bottom end of the pull rod (6).

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