CN212194236U - Feeding nozzle used for material increase manufacturing working master machine - Google Patents
Feeding nozzle used for material increase manufacturing working master machine Download PDFInfo
- Publication number
- CN212194236U CN212194236U CN202020164778.7U CN202020164778U CN212194236U CN 212194236 U CN212194236 U CN 212194236U CN 202020164778 U CN202020164778 U CN 202020164778U CN 212194236 U CN212194236 U CN 212194236U
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- Prior art keywords
- nozzle
- nozzle head
- additive manufacturing
- connecting block
- fastening block
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- 239000000463 material Substances 0.000 title claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 239000000654 additive Substances 0.000 claims abstract description 18
- 230000000996 additive effect Effects 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000013329 compounding Methods 0.000 claims abstract description 3
- 238000007639 printing Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 9
- 238000013461 design Methods 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 8
- 239000004927 clay Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
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Abstract
The utility model discloses a material increase manufacturing device, in particular to a feeding nozzle used by a material increase manufacturing working master machine, belonging to the technical field of material increase manufacturing; the device comprises a nozzle head, wherein a fastening block is arranged above the nozzle head so as to be convenient for clamping, a connecting block for connection is arranged above the fastening block, a discharge hole is formed in the nozzle head, a feed hole is formed in the upper portion of the connecting block, the nozzle head, the fastening block and the connecting block are of hollow structures, a closed feeding cavity is formed after connection, and a shunting mechanism for mixing materials is further arranged in the feeding cavity; the utility model discloses a pay-off that female machine of additive manufacturing work used is spouted and is had better compounding effect, makes the material mix more abundant, simultaneously, through the heating still effectual in the same direction as the field nature of having guaranteed the material circulation to the problem of material jam has been reduced.
Description
Technical Field
The utility model relates to a vibration material disk device, especially a feeding nozzle that female machine of vibration material disk work used belongs to vibration material disk and makes technical field.
Background
The additive manufacturing technology is a technology for manufacturing a solid part by using a material layer-by-layer accumulation method, and the technology is based on a discrete-accumulation principle and can directly manufacture the solid part by a part three-dimensional data driving device. Compared with the traditional cutting processing technology, the additive manufacturing technology is a bottom-up manufacturing method.
In the last two decades, additive manufacturing technology, also called rapid prototyping, rapid manufacturing, 3D printing, etc., has rapidly developed. At present most common desktop level vibration material disk (MPM) material disk machines adopt the FDM formula 3D printer of thermoplastic material such as PLA, ABS promptly, along with vibration material disk technology's development, plasticity such as clay has also got into the category that 3D printed, nevertheless because plastic material viscosity such as clay is great, very easily blocks up the nozzle, and current nozzle makes the material be heated inequality at the printing in-process, and the fault rate is higher, and printing speed is slow.
Disclosure of Invention
The invention of the utility model aims to: aiming at the existing problems, the feeding nozzle used by the additive manufacturing working master machine is provided to solve the defects of easy blockage, high failure rate and the like of the nozzle in the prior art.
The utility model adopts the technical scheme as follows:
the utility model provides a pay-off nozzle that additive manufacturing mother machine used, includes the nozzle head, the top of this nozzle head is provided with fastening block so that the centre gripping clamping, the top of this fastening block is provided with the connecting block that is used for connecting, the discharge gate that is provided with of this nozzle head, the upper portion of this connecting block is provided with the feed port, nozzle head, fastening block, connecting block are hollow structure, form inclosed feeding chamber after connecting, still be provided with the reposition of redundant personnel mechanism that is used for the compounding in this feeding chamber.
Furthermore, the nozzle head, the fastening block and the connecting block are of an integrally manufactured structure.
Furthermore, the nozzle head is in a conical structure with a curve axis, and the feeding cavity at the position of the nozzle head is in a conical hole structure with a curve axis.
Furthermore, the outer side of the connecting block is provided with an external thread which is connected with the frame through the external thread.
Further, the fastening block is of a polygonal structure, and the polygonal structure is used for facilitating clamping of the operating tool.
Furthermore, the lateral surface of the fastening block is provided with an anti-slip groove for placing slippage.
Further, a heating resistance wire for heating is arranged on the outer side of the nozzle head.
Furthermore, the shunting mechanism is of a cross structure, and the position of the feeding cavity inside the connecting block is divided into 4 feeding channels.
Further, the discharge hole end of the nozzle head is also provided with a detachable nozzle cap for improving the fine printing model.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses a pay-off that additive manufacturing worker mother machine used places the reposition of redundant personnel mechanism of cruciform structure through the connecting block inboard, cuts apart into four passageways the nozzle inside, further strengthens the mix effect of plastic materials such as clay, avoids the material to block up the nozzle; the heating resistance wire is arranged outside the nozzle head, so that the material in the nozzle head can be heated at a uniform temperature to achieve the optimal extrusion effect; a first-stage nozzle is arranged below the nozzle head, and a nozzle cap can be added according to different requirements of the printing model so as to obtain a finer printing model.
Drawings
FIG. 1 is a schematic structural diagram of the machine of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a schematic view of a diverter mechanism;
FIG. 4 is an enlarged sectional view taken at A;
FIG. 5 is a schematic view of a nozzle cap.
The labels in the figure are: 1-nozzle head, 2-fastening block, 3-connecting block, 4-material inlet, 5-shunt mechanism, 6-antiskid groove, 7-heating resistance wire, 8-primary nozzle, 9-nozzle cap, 10-material outlet and 11-material feeding cavity.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
A feeding nozzle used by an additive manufacturing machine tool comprises a nozzle head 1, wherein a fastening block 2 is arranged above the nozzle head 1 to facilitate clamping, a connecting block 3 used for connection is arranged above the fastening block 2, a discharging port 10 is arranged at the lower part of the nozzle head, a feeding hole 4 is arranged at the upper part of the connecting block 3, the nozzle head 1, the fastening block 2 and the connecting block 3 are of hollow structures, a closed feeding cavity 11 is formed after connection, and a shunting mechanism 5 used for mixing is further arranged in the feeding cavity.
In this embodiment, just with the effectual material that makes of reposition of redundant personnel mechanism can effectually utilize reposition of redundant personnel mechanism to realize the effect of reposition of redundant personnel when getting into the feeding chamber 11, be favorable to mixing once more of material at the in-process of reposition of redundant personnel, be different from traditional directness and send into the feeding chamber 11 with the material in to plastic material's such as reinforcing clay mix effect avoids the material to block up the nozzle.
In another embodiment, the nozzle head 1, the fastening block 2 and the connecting block 3 are integrally formed. Guarantee the sealing performance of its concrete structure, adopt the structure of integrative making with nozzle head 1, fastening block 2, connecting block 3, simultaneously, the processing in the inside feeding chamber of also being convenient for to and the inboard smoothness in feeding chamber of being convenient for, avoid the fish to be the not good literary composition problem that the windrow appears of tie point, this condition is extremely unfavorable for the life in feeding chamber. As a specific design, in the present embodiment, the outer side of the connecting block 3 is designed with an external thread, and certainly, the corresponding rack has an internal thread matching with the external thread, so that the effects of quick detachment and quick installation can be achieved.
In principle, in another embodiment, the nozzle head 1 is a conical structure with a curved axis, and the feeding cavity at the position of the nozzle head is a conical hole structure with a curved axis. The design of this position can be effectual the length that increases the nozzle. As a specific design, a heating resistance wire 7 for heating is also arranged outside the nozzle head. Combine this design, the effectual heating time that increases the material can avoid the material to block up at the in-process of heating. As a specific description, the outside of the nozzle head is also provided with a heating mechanism for heating. The heating mechanism is a heating resistance wire which is laid on the outer side wall of the nozzle head. Specifically, the nozzle head is made of metal.
As a more specific design, in another specific embodiment, the connecting block 3 is externally threaded and is connected with the frame through the external thread.
Based on the above specific design, as a more specific design, the fastening block 2 is a polygonal structure, so as to facilitate the clamping of the operation tool. And as a specific design in this embodiment, the fastening block 2 has a regular hexagonal structure. The mode can be effectively assembled by adopting conventional assembling tools (a wrench and the like), and the assembling efficiency is effectively ensured.
In order to avoid clamping of the fastening block by the assembly tool during assembly, which is achieved with a better clamping effect, in another embodiment the outer side of the fastening block is provided with a slip-preventing groove 6 for placing a slip. As a specific description, the anti-slip groove is designed in such a way that the length direction of the anti-slip groove is along the flow direction of the material flow in the feeding cavity.
Based on the above specific design principle, in another specific embodiment, the flow dividing mechanism 5 is a cross-shaped structure, and divides the position of the feeding cavity inside the connecting block into 4 feeding channels. In a specific design, the flow dividing mechanism is integrally manufactured, namely, 4 partition plates are arranged. As a specific design, the position where the connecting block is connected with the fastening block is provided with a limiting step, and the shunting mechanism is assembled to the feeding cavity and then limited through the limiting step. In a further design, the diameter of the feeding cavity where the connecting block is located is larger than that of the feeding cavity where the fastening block is located. It follows that any cross-section of the feed chamber is circular.
In principle, based on the design of the above embodiments, in one embodiment, the discharge hole end of the nozzle head is further provided with a detachable nozzle cap 9 for improving the fine printing pattern. As a further description, the nozzle cap 9 has an injection hole having an inner diameter smaller than that of the discharge port. The nozzle cap is tapered in configuration. More specifically, the nozzle cap is provided with an external thread and an internal thread. And the nozzle head portion where the external thread is provided is divided into the primary nozzle 8.
The working principle of the above-described embodiment or a plurality of embodiments in any combination: through erecting tool centre gripping fastening block, rotatory fastening block, it rotates to drive the connecting block, assemble the nozzle to the frame through the external screw thread, the material has the feed inlet of connecting block to get into, make the material reposition of redundant personnel through reposition of redundant personnel mechanism after getting into, and obtain certain mixture and stirring, the material after the reposition of redundant personnel joins at the fastening block position once more, and enter into the position of nozzle head, because the position of nozzle head has heating mechanism, the pay-off chamber of material in the nozzle head can heat, the material after the heating is extruded by one-level nozzle (discharge gate), realize the vibration material disk (vibration) making technology. Wherein, in order to facilitate the fine work, especially on the basis that the requirement for lines or objects is thinner, can overlap a nozzle cap on one-level nozzle, realize more fine work.
To sum up, the feeding device used by the additive manufacturing machine tool of the utility model has the advantages that the diversion mechanism with the cross structure is placed on the inner side of the connecting block, so that the interior of the nozzle is divided into four channels, the mixing effect of plastic materials such as clay is further enhanced, and the nozzle is prevented from being blocked by the materials; the heating resistance wire is arranged outside the nozzle head, so that the material in the nozzle head can be heated at a uniform temperature to achieve the optimal extrusion effect; a first-stage nozzle is arranged below the nozzle head, and a nozzle cap can be added according to different requirements of the printing model so as to obtain a finer printing model.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides a feeding nozzle that female machine of additive manufacturing work used which characterized in that: including nozzle head (1), the top of this nozzle head (1) is provided with fastening block (2) so that the centre gripping clamping, the top of this fastening block (2) is provided with connecting block (3) that are used for connecting, the lower part of this nozzle head is provided with the discharge gate, the upper portion of this connecting block (3) is provided with the feed port, nozzle head (1), fastening block (2), connecting block (3) are hollow structure, form inclosed material conveying chamber after connecting, still be provided with the reposition of redundant personnel mechanism that is used for the compounding in this material conveying chamber.
2. A feed nozzle for an additive manufacturing machine tool according to claim 1, wherein: the nozzle head (1), the fastening block (2) and the connecting block (3) are of an integrally manufactured structure.
3. A feed nozzle for an additive manufacturing machine tool according to claim 1 or 2, wherein: the nozzle head (1) is in a conical structure with a curved axis, and the feeding cavity at the position of the nozzle head is in a conical hole structure with a curved axis.
4. A feed nozzle for an additive manufacturing machine tool according to claim 1, wherein: and external threads are processed on the outer side of the connecting block (3) and are connected with the rack through the external threads.
5. A feed nozzle for an additive manufacturing machine tool according to claim 1, wherein: the fastening block (2) is of a polygonal structure, and the polygonal structure is used for facilitating clamping of an operating tool.
6. The feed nozzle for an additive manufacturing tool according to claim 5, wherein: and the outer side surface of the fastening block is provided with an anti-slip groove (6) for placing slip.
7. A feed nozzle for an additive manufacturing machine tool according to claim 1, wherein: and a heating resistance wire (7) for heating is also arranged on the outer side of the nozzle head.
8. A feed nozzle for an additive manufacturing machine tool according to claim 1, wherein: the shunting mechanism is of a cross structure and divides the position of the feeding cavity inside the connecting block into 4 feeding channels.
9. A feed nozzle for an additive manufacturing machine tool according to claim 1, wherein: the discharge hole end of the nozzle head is also provided with a detachable nozzle cap (9) for improving a fine printing model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020164778.7U CN212194236U (en) | 2020-02-12 | 2020-02-12 | Feeding nozzle used for material increase manufacturing working master machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020164778.7U CN212194236U (en) | 2020-02-12 | 2020-02-12 | Feeding nozzle used for material increase manufacturing working master machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212194236U true CN212194236U (en) | 2020-12-22 |
Family
ID=73819412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020164778.7U Expired - Fee Related CN212194236U (en) | 2020-02-12 | 2020-02-12 | Feeding nozzle used for material increase manufacturing working master machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212194236U (en) |
-
2020
- 2020-02-12 CN CN202020164778.7U patent/CN212194236U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 |