CN216423461U - 3D printer extrusion device - Google Patents
3D printer extrusion device Download PDFInfo
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- CN216423461U CN216423461U CN202122785062.6U CN202122785062U CN216423461U CN 216423461 U CN216423461 U CN 216423461U CN 202122785062 U CN202122785062 U CN 202122785062U CN 216423461 U CN216423461 U CN 216423461U
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Abstract
The utility model provides a 3D printer extrusion device, it is including the drive mechanism that is provided with the quill shaft, set up in the drive mechanism below and along with drive mechanism pivoted slewing mechanism and set up in the slewing mechanism below and along with slewing mechanism pivoted extrusion mechanism, slewing mechanism establishes the gear connector on drive mechanism including the cover, sets up the planetary gear on gear connector, and extrusion mechanism sets up on planetary gear. The utility model discloses a 3D printer extrusion device, it drives slewing mechanism through drive mechanism and rotates, because planetary gear passes through gear connector to be connected on drive mechanism, planetary gear simple structure, compactness, the gear extrusion power is big, and the drive ratio is big, and is efficient, can not take place the phenomenon of skidding, and when planetary gear drove extrusion mechanism and rotates, extrusion mechanism pulverized more stably to the material extrusion, and the quality of printing is better, facilitates the use.
Description
Technical Field
The utility model relates to a 3D prints the technical equipment field, in particular to 3D printer extrusion device.
Background
The 3D printing technology is also called additive manufacturing technology, the forming process is that three-dimensional modeling software such as NX and pro/E, soliworks is adopted to carry out three-dimensional modeling on a product to be printed, then a file is exported to layering software such as cura in an stl format, then layering is carried out by utilizing the layering software, parameters such as layer height, deposition angle and temperature are set at the same time, a GCODE file is claimed, finally the GCODE file is imported into a 3D printer, a machine automatically reads the file, the material is overlaid on a working platform layer by layer, and finally the whole product is printed. 3D among the prior art prints extrusion device, drive mechanism connecting gear directly extrudes the material, because gear extrusion power takes place the consumptive material not big enough and skids, leads to phenomenons such as end cap, influences the quality of printing, and later stage maintenance is troublesome, uses inconveniently.
Therefore, it is desirable to provide an extrusion device for a 3D printer to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a 3D printer extrusion device solves the 3D among the prior art and prints extrusion device, and drive mechanism connecting gear directly extrudes the material, because the gear extrusion power takes place the consumptive material inadequately and skids greatly, leads to phenomenons such as end cap, influences the quality of printing, and later stage maintenance is troublesome, uses inconvenient problem.
In order to solve the technical problem, the utility model adopts the technical scheme that: the utility model provides a 3D printer extrusion device, is in including drive mechanism, the setting that is provided with the quill shaft drive mechanism below and follow drive mechanism pivoted slewing mechanism and setting are in the slewing mechanism below and follow slewing mechanism pivoted extrusion mechanism, slewing mechanism establishes including the cover gear connector on the drive mechanism, set up planetary gear on the gear connector, extrusion mechanism sets up planetary gear is last.
The utility model discloses in, planetary gear includes first planet pinion, second planet pinion and third planet pinion, first planet pinion the second planet pinion the third planet pinion is triangle-shaped and sets up on the gear connector.
The utility model discloses in, slewing mechanism still is provided with the fixed plate of seting up the ring gear, first planet pinion the second planet pinion the third planet pinion centers on the ring gear rotates.
The utility model discloses in, planetary gear is still including offering the mesoporous sun gear, sun gear is located first planet pinion second planet pinion and between the third planet pinion, sun gear all with first planet pinion, second planet pinion, the meshing of third planet pinion.
The utility model discloses in, the extrusion mechanism includes screw rod assembly and is used for fixing screw rod assembly's screw rod fixed disk, screw rod assembly includes first screw rod, second screw rod and third screw rod, first screw rod the second screw rod and the third screw rod all inclines to set up, forms the feed inlet relative with the mesopore between first screw rod, second screw rod and the third screw rod that the slope set up.
The utility model discloses in, 3D printer extrusion device still is provided with ejection of compact subassembly, ejection of compact subassembly sets up on the screw rod fixed disk.
The utility model discloses in, ejection of compact subassembly includes the connecting pipe, sets up heating piece and the setting of connecting pipe below are in the nozzle of heating piece below, the connecting pipe with the feed inlet position is relative.
The utility model discloses in, extrusion mechanism still is provided with the exoskeleton, the screw rod fixed disk sets up in the exoskeleton.
The utility model discloses in, extrusion mechanism still is provided with the bearing, the bearing is located in the exoskeleton and be located screw rod fixed disk below.
The utility model discloses in, be provided with many on the screw rod fixed disk and be used for connecting sun gear's connecting rod.
The utility model discloses compare in prior art, its beneficial effect is: the utility model discloses a 3D printer extrusion device, it passes through the slewing mechanism setting in drive mechanism's below, extrusion mechanism sets up the below at slewing mechanism, ejection of compact subassembly sets up the below at extrusion mechanism, when drive mechanism drives slewing mechanism and rotates, because slewing mechanism's planetary gear passes through gear connector and connects on drive mechanism, planetary gear simple structure, it is compact, the gear extrusion power is big, the drive ratio is big, high efficiency, the phenomenon of skidding can not take place, when the material enters into extrusion mechanism from drive mechanism in, planetary gear is more stable when driving extrusion mechanism extrusion material, when the material after the extrusion enters into ejection of compact subassembly, ejection of compact subassembly is printed, the quality of printing is more stable, high durability and convenient use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding drawings of some embodiments of the present invention.
Fig. 1 is the utility model discloses a 3D printer extrusion device's perspective view.
Fig. 2 is the utility model discloses a 3D printer extrusion device's explosion chart.
Fig. 3 is the utility model discloses a 3D printer extrusion device's planetary gear's explosion chart.
Fig. 4 is the utility model discloses a 3D printer extrusion device's screw rod set's perspective view.
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 the skilled in the art without creative work belong to the protection scope of the present invention.
3D among the prior art prints extrusion device, drive mechanism connecting gear directly extrudes the material, because gear extrusion power takes place the consumptive material not big enough and skids, leads to phenomenons such as end cap, influences the quality of printing, and later stage maintenance is troublesome, uses inconveniently.
Following do the utility model provides a can solve the preferred embodiment of the 3D printer extrusion device of above technical problem.
Please refer to fig. 1 and fig. 2, wherein fig. 1 is a perspective view of the 3D printer extrusion device of the present invention, and fig. 2 is an exploded view of the 3D printer extrusion device of the present invention.
In the drawings, elements having similar structures are denoted by the same reference numerals.
The terms "first," "second," and the like in the terms of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, nor should they be construed as limiting in any way.
The utility model provides a 3D printer extrusion device, including the drive mechanism 11 that is provided with the quill shaft, set up in drive mechanism 11 below and along with drive mechanism 11 pivoted slewing mechanism 12, and set up in slewing mechanism 12 below and along with slewing mechanism 12 pivoted extrusion mechanism 13, slewing mechanism 12 includes the gear connector 121 that the cover set up on drive mechanism 11, the planetary gear 12a that sets up on gear connector 121, extrusion mechanism 13 sets up on planetary gear 12a, slewing mechanism 12 is located drive mechanism 11 below, drive mechanism 11 is used for driving and slewing mechanism 12 rotates, extrusion mechanism 13 is located the below of drive mechanism 11, drive mechanism 11 is used for driving extrusion mechanism 13 to rotate, because the gear connector 121 of slewing mechanism 12 is connected on drive mechanism 11, planetary gear 12a is connected on gear connector 121, planetary gear 12a simple structure, compactness, intensity are big, and the gear extrusion power is big, and the drive ratio is big, and is efficient, can not take place the phenomenon of skidding, and extrusion mechanism 13 is connected on planetary gear 12a, and extrusion mechanism 13 extruded is more stable, is difficult to appear the problem of end cap, and the quality of printing is better.
Referring to fig. 3, fig. 3 is an exploded view of a planetary gear of an extrusion device of a 3D printer according to the present invention, the planetary gear 12a includes a first planetary pinion 124, a second planetary pinion 125, and a third planetary pinion 126, the first planetary pinion 124, the second planetary pinion 125, and the third planetary pinion 126 are disposed on a gear connector 121 in a triangular shape, the rotating mechanism 12 is further provided with a fixing plate 122 having a ring gear 1221, the first planetary pinion 124, the second planetary pinion 125, and the third planetary pinion 126 rotate around the ring gear 1221, the planetary gear 12a further includes a sun gear 123 having a hollow therein, the sun gear 123 is disposed between the first planetary pinion 124, the second planetary pinion 125, and the third planetary pinion 126, the sun gear 123 is engaged with the first planetary pinion 124, the second planetary pinion 125, and the third planetary pinion 126, the first, second, and third planetary pinions 124, 125, and 126 rotate around the ring gear 1221 of the fixed plate 122, the sun gear 123 is disposed between the first, second, and third planetary pinions 124, 125, and 126, the gear connector 121 rotates the first, second, and third planetary pinions 124, 125, and 126 when the transmission mechanism 11 rotates the gear connector 121, the gear connector 121 rotates the first, second, and third planetary pinions 124, 125, and 126, the sun gear 123 rotates the sun gear 123, and when the sun gear 123 rotates, the sun gear 123 rotates the pressing mechanism 13.
In this embodiment, the transmission mechanism 11 is a motor, but is not limited to only use a motor.
Referring to fig. 4, fig. 4 is a perspective view of a screw assembly of an extrusion device of a 3D printer according to the present invention, the extrusion mechanism 13 includes the screw assembly 131 and a screw fixing plate 133 for fixing the screw assembly 131, the screw assembly 131 includes a first screw 1311, a second screw 1312, and a third screw 1313, the first screw 1311, the second screw 1312, and the third screw 1313 are all disposed in an inclined manner, a feeding hole 1314 opposite to the central hole is formed between the first screw 1311, the second screw 1312, and the third screw 1313 disposed in an inclined manner, and the feeding hole 1314 is formed between the first screw 1311, the second screw 1312, and the third screw 1313 disposed in an inclined manner.
The 3D printer extrusion device is further provided with a discharging component 14, the discharging component 14 is arranged on the screw fixing disc 133, the discharging component 14 comprises a connecting pipe 141, a heating block 142 arranged below the connecting pipe 141, and a nozzle 143 arranged below the heating block 142, the connecting pipe 141 is opposite to the feed inlet 1314, the extruding mechanism 13 is further provided with an outer framework 135, the screw fixing disc 133 is arranged in the outer framework 135, the extruding mechanism 13 is further provided with a bearing 134, the bearing 134 is positioned in the outer framework 135 and below the screw fixing disc 133, the bearing 134 is used for supporting the screw fixing disc 133, when the screw fixing disc 133 rotates, friction between the screw fixing frame and the outer framework 135 is reduced, the connecting pipe 141 is connected on the screw fixing disc 133, the heating block 142 is connected below the connecting pipe 141, the nozzle 143 is connected below the heating block 142, after materials enter the heating block 142 from the connecting pipe 141, the heating block 142 heats the material, and the heated material enters the nozzle 143 and is ejected from the nozzle 143.
The screw fixing plate 133 is provided with a plurality of connecting rods 132 for connecting the sun gear 123, and the connecting rods 132 are used for fixedly connecting the screw fixing plate 133 with the sun gear 123, so that the screw assembly 131 is prevented from being separated from the screw fixing plate 133 and the sun gear 123, and the material extruded by the screw assembly 131 is more stable.
The working principle is as follows:
the 3D printer extrusion device comprises a transmission mechanism 11, a rotating mechanism 12 arranged below the transmission mechanism 11, a squeezing mechanism 13 arranged below the rotating mechanism 12, and a discharging assembly 14 arranged below the squeezing mechanism 13, wherein the rotating mechanism 12 comprises a gear connector 121, a first planetary pinion 124, a second planetary pinion 125, and a third planetary pinion 126 which are triangularly arranged on the gear connector 121, a sun gear 123 arranged among the first planetary pinion 124, the second planetary pinion 125, and the third planetary pinion 126, a fixing plate 122 which is provided with a gear ring 1 and is arranged on the peripheral side of the first planetary pinion 124, the second planetary pinion 125, and the third planetary pinion 126, the squeezing mechanism 12213 comprises a screw fixing disc 133 connected to the sun gear 123 through a connecting rod 132, and a screw assembly 131 arranged between the screw fixing disc 133 and the sun gear 123, the screw assembly 131 comprises a first screw 1311, a second screw 1312 and a third screw 1313, the first screw 1311, the second screw 1312 and the third screw 1313 are obliquely arranged, a feed port 1314 is formed among the first screw 1311, the second screw 1312 and the third screw 1313, a bearing 134 is arranged below the screw fixing disc 133, an outer framework 135 is arranged below the bearing 134, the bearing 134 and the screw fixing frame are both positioned in the outer framework 135, the discharging assembly 14 comprises a connecting pipe 141 arranged on the screw fixing disc 133, the connecting pipe 141 passes through the outer framework 135 and the bearing 134, the connecting pipe 141 is opposite to the feed port 1314, a heating block 142 is arranged below the connecting pipe 141, the heating block 142 is used for heating materials, a nozzle 143 is arranged below the heating block 142, and the nozzle 143 is used for ejecting and printing the heated materials.
When printing is to be performed, first, a material is put in from the hollow shaft of the transmission mechanism 11, the transmission mechanism 11 is rotated to drive the gear connector 121 to rotate, the gear connector 121 drives the first planetary pinion 124, the second planetary pinion 125, and the third planetary pinion 126 to rotate, the first planetary pinion 124, the second planetary pinion 125, and the third planetary pinion 126 are engaged with the sun gear 123, the first planetary pinion 124, the second planetary pinion 125, and the third planetary pinion 126 drive the sun gear 123 to rotate, the sun gear 123 drives the screw assembly 131 to rotate, since the screw fixing plate 133 is fixed to the sun gear 123 by the connecting rod 132, the connecting rod 132 and the screw fixing plate 133 are used to prevent the screw assembly 131 from being separated from the sun assembly, and when the material falls onto the screw assembly 131 after falling from the hollow shaft, the first screw 1311, The second screw 1312 and the third screw 1313 are obliquely arranged, a feed port 1314 is formed among the first screw 1311, the second screw 1312 and the third screw 1313, after the material enters the feed port 1314, the screw assembly 131 rotates along with the sun gear 123, and the screw assembly 131 extrudes and crushes the material.
The connecting pipe 141 is opposite to the feeding hole 1314, the extruded material falls into the connecting pipe 141, and enters into the heating block 142 through the connecting pipe 141, the heating block 142 heats and melts the material, the nozzle 143 sprays and prints the heated material, because the rotating mechanism 12 is connected on the transmission mechanism 11 through the planetary gear 12a, the planetary gear 12a has simple and compact structure, large strength, the extrusion force of the planetary gear 12a is large, the transmission ratio is large, high efficiency, when the planetary gear 12a drives the extrusion mechanism 13 to extrude, the screw assembly 131 can extrude and crush the material well and effectively, the slipping condition is not easy to occur, the extrusion of the extrusion mechanism 13 is more stable, the printing quality is better, and the use is convenient.
The 3D printer extrusion device of this preferred embodiment passes through slewing mechanism and sets up the below at drive mechanism, extrusion mechanism sets up the below at slewing mechanism, ejection of compact subassembly sets up the below at extrusion mechanism, when drive mechanism drives slewing mechanism and rotates, because slewing mechanism's planetary gear passes through gear connector and connects on drive mechanism, planetary gear simple structure, it is compact, the gear extrusion power is big, the drive ratio is big, high efficiency, the phenomenon that can not take place to skid, when the material enters into extrusion mechanism from drive mechanism, it is more stable when the planetary gear drives extrusion mechanism extrusion material, when the material after the extrusion enters into ejection of compact subassembly, ejection of compact subassembly prints, the quality of printing is more stable, high durability and convenient use.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.
Claims (10)
1. The utility model provides a 3D printer extrusion device, its characterized in that is in including drive mechanism, the setting that is provided with the quill shaft drive mechanism below and follow drive mechanism pivoted slewing mechanism and setting are in the slewing mechanism below and follow slewing mechanism pivoted extrusion mechanism, slewing mechanism establishes including the cover gear coupling ware on the drive mechanism, setting are in last planetary gear of gear coupling ware, extrusion mechanism sets up on the planetary gear.
2. The 3D printer extrusion apparatus of claim 1, wherein the planet gears comprise a first planet pinion, a second planet pinion, and a third planet pinion, the first planet pinion, the second planet pinion, and the third planet pinion being triangularly disposed on the gear connector.
3. The 3D printer extrusion apparatus of claim 2, wherein the rotation mechanism is further provided with a fixed plate provided with a ring gear around which the first, second, and third planet pinions rotate.
4. The 3D printer extrusion apparatus of claim 2, wherein the planet gear further comprises a sun gear with a central aperture, the sun gear being located between the first planet pinion, the second planet pinion, and the third planet pinion, the sun gear being in mesh with the first planet pinion, the second planet pinion, and the third planet pinion.
5. The 3D printer extrusion device of claim 4, wherein the extrusion mechanism comprises a screw assembly and a screw fixing disc for fixing the screw assembly, the screw assembly comprises a first screw, a second screw and a third screw, the first screw, the second screw and the third screw are all arranged in an inclined mode, and a feed port opposite to the middle hole is formed among the first screw, the second screw and the third screw which are arranged in an inclined mode.
6. The 3D printer extrusion apparatus of claim 5, wherein the 3D printer extrusion mechanism is further provided with an outfeed assembly, the outfeed assembly being disposed on the screw fixed disk.
7. The 3D printer extrusion apparatus of claim 6, wherein the outfeed assembly comprises a connecting tube, a heating block disposed below the connecting tube, and a nozzle disposed below the heating block, the connecting tube being positioned opposite the feed inlet.
8. The 3D printer extrusion apparatus of claim 5, wherein the extrusion mechanism is further provided with an exoskeleton, and the screw-fixed disk is disposed within the exoskeleton.
9. The 3D printer extrusion apparatus of claim 8, wherein the extrusion mechanism is further provided with a bearing located within the exoskeleton and below the screw fixation disc.
10. The 3D printer extrusion apparatus of claim 5, wherein the screw fixing disk is provided with a plurality of connecting rods for connecting the sun gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122785062.6U CN216423461U (en) | 2021-11-12 | 2021-11-12 | 3D printer extrusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122785062.6U CN216423461U (en) | 2021-11-12 | 2021-11-12 | 3D printer extrusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216423461U true CN216423461U (en) | 2022-05-03 |
Family
ID=81337661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122785062.6U Active CN216423461U (en) | 2021-11-12 | 2021-11-12 | 3D printer extrusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216423461U (en) |
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2021
- 2021-11-12 CN CN202122785062.6U patent/CN216423461U/en active Active
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Effective date of registration: 20230206 Address after: 518000 Building 4, Phase II, Tian'an Yungu Industrial Park, Gangtou Community, Bantian Street, Longgang District, Shenzhen City, Guangdong Province, 2004 and 2005 Patentee after: Biqu Innovation Technology (Shenzhen) Co.,Ltd. Address before: 518000 building 4, phase II, Tian'an Yungu Industrial Park, Gangtou community, Bantian street, Longgang District, Shenzhen, Guangdong 2006 Patentee before: SHENZHEN BIQU TECHNOLOGY CO.,LTD. |