CN219926938U - FDM printing head for preparing composite performance product - Google Patents
FDM printing head for preparing composite performance product Download PDFInfo
- Publication number
- CN219926938U CN219926938U CN202320875890.5U CN202320875890U CN219926938U CN 219926938 U CN219926938 U CN 219926938U CN 202320875890 U CN202320875890 U CN 202320875890U CN 219926938 U CN219926938 U CN 219926938U
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- China
- Prior art keywords
- guide
- fdm
- feeding
- wire rod
- sheave
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- 239000002131 composite material Substances 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000005192 partition Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Character Spaces And Line Spaces In Printers (AREA)
Abstract
The utility model relates to an FDM printing head for preparing a composite performance product, which belongs to the technical field of 3D printers and comprises a sliding block arranged on a sliding rail and a printing head arranged on the sliding block, wherein the top of the printing head is provided with two feeding holes, the sliding block is also provided with two wire conveying mechanisms, the number of the wire conveying mechanisms corresponds to that of the feeding holes one by one, and the wire conveying mechanisms are used for conveying wires into the feeding holes.
Description
Technical Field
The utility model relates to an FDM printing head for preparing a composite performance product, and belongs to the technical field of 3D printers.
Background
FDM is a shorthand form of "Fused Deposition Modeling", that is, fused deposition modeling, and in FDM popular terms, materials are melted into a liquid state by using high temperature, extruded by a printing head, cured, and finally stacked into a three-dimensional object in a three-dimensional space. However, in practical application, due to the structural limitation of the printing head, a single feeding hole is adopted, and the wire formula cannot be adjusted according to the needs, so that the existing FDM printer can only print out a material object with special performance, and the actual life needs are difficult to meet. Therefore, there is a need for an FDM printer that can provide printed products with different properties at different locations.
Disclosure of Invention
In order to solve the technical problems in the prior art, the FDM printing head for preparing the composite performance product is simple in structure, convenient to use and capable of adjusting the product performance according to the needs by adopting a double-feed-port structure.
In order to achieve the above object, the technical scheme adopted by the present utility model is an FDM printhead for preparing a composite performance product, comprising: the wire feeding device comprises a sliding block arranged on a sliding rail and a printing head arranged on the sliding block, wherein the top of the printing head is provided with two feeding holes, two wire conveying mechanisms are further arranged on the sliding block, the number of the wire conveying mechanisms corresponds to that of the feeding holes one by one, and the wire conveying mechanisms are used for conveying wires into the feeding holes; wire rod conveying mechanism includes fixed curb plate, connecting plate, intermediate baffle, servo motor, regulation sheave and drive sheave, fixed curb plate is installed respectively to the both sides of slider, two install intermediate baffle and two connecting plates between the fixed curb plate, the intermediate baffle is located two feed inlets in the middle of, two the connecting plate is located the both sides of intermediate baffle, install servo motor on the connecting plate, install the drive sheave on the servo motor, install telescopic machanism on the fixed curb plate, install the regulation sheave on the telescopic machanism, regulation sheave and drive sheave are located the both sides of wire rod respectively for centre gripping wire rod, and carry the wire rod to the printer head in.
Preferably, the telescopic mechanism comprises a guide rod and a spring, a rear guide hole is formed in the fixed side plate, the guide rod is installed in the guide hole, one end of the guide rod is connected to the wheel frame of the adjusting grooved wheel, the other end of the guide rod is provided with an adjusting nut, and the spring is sleeved on the guide rod.
Preferably, a guide rail is further installed on the middle partition plate, a guide sliding block is installed on the wheel carrier of the adjusting grooved wheel, and the guide sliding block is installed on the guide rail.
Preferably, the feeding port is further provided with a feeding conduit, the feeding conduit is located below the middle of the adjusting grooved wheel and the driving grooved wheel, and the feeding conduit is provided with a conical port.
Preferably, a plurality of friction protrusions are provided on the driving sheave.
Compared with the prior art, the utility model has the following technical effects: according to the FDM printing head disclosed by the utility model, a double-feed-port structure is adopted, each feed port is provided with one wire rod conveying mechanism, and the wire rods with two performances are conveyed to the feed port of the printing head by the wire rod conveying mechanism, so that the feed speeds of the two wire rods are used for adjusting the non-ratio and the mixing amount of the wire rods with the two performances, the performances of molten materials in the printing head are further adjusted, the conversion of various performances is realized, and the FDM printing with multiple performances is realized. The whole device has simple structure, reliable structure and convenient operation.
Drawings
Fig. 1 is a schematic structural diagram of an FDM printer according to the present utility model.
Fig. 2 is a schematic diagram of a printhead according to the present utility model.
Fig. 3 is a top view of fig. 1.
Description of the embodiments
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model 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 for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1-3, an FDM printhead for preparing a composite performance product, comprising: the wire feeding device comprises a sliding block 3 arranged on a sliding rail 1 and a printing head 2 arranged on the sliding block, wherein two feeding holes 4 are formed in the top of the printing head 2, two wire feeding mechanisms are further arranged on the sliding block 3, the number of the wire feeding mechanisms corresponds to that of the feeding holes one by one, and the wire feeding mechanisms are used for feeding wires into the feeding holes 4; the wire rod conveying mechanism comprises fixed side plates 5, connecting plates 6, middle partition plates 7, servo motors 8, adjusting grooved wheels 9 and driving grooved wheels 10, wherein the fixed side plates 5 are respectively arranged on two sides of a sliding block 3, the middle partition plates 7 and the two connecting plates 6 are arranged between the two fixed side plates 5, the middle partition plates 7 are positioned between the two feeding inlets 4, the two connecting plates 6 are positioned on two sides of the middle partition plates 7, the servo motors 8 are arranged on the connecting plates 6, the driving grooved wheels 10 are arranged on the servo motors 8, telescopic mechanisms are arranged on the fixed side plates 5, the adjusting grooved wheels 9 are arranged on the telescopic mechanisms, the adjusting grooved wheels 9 and the driving grooved wheels 10 are respectively positioned on two sides of a wire rod and used for clamping the wire rod, and the wire rod is conveyed into a printing head.
The utility model adopts the structure that two feeding holes are arranged on a printing head, and each feeding hole is provided with a wire rod conveying mechanism. The wire conveying mechanism adopts an adjusting grooved wheel 9 and a driving grooved wheel 10 which can be clamped at two sides of wires, and the driving grooved wheel is driven to rotate by a servo motor, so that wires with different performances can enter a printing head to be melted and mixed. Then through adjusting servo motor's rotational speed, can adjust the volume that two kinds of different wires got into the print head, adjust the ratio of two kinds of different wires, realize the performance adjustment of melting material, and then satisfy the user demand.
The telescopic mechanism comprises a guide rod 11 and a spring 12, a rear guide hole is formed in the fixed side plate 5, the guide rod 11 is installed in the guide hole, one end of the guide rod 11 is connected to the wheel frame of the adjusting grooved wheel 9, an adjusting nut 13 is installed at the other end of the guide rod 11, and the spring 12 is sleeved on the guide rod 11. The telescopic mechanism can enable the adjusting grooved wheel to be extruded on the wire rod, and the wire rod is clamped by being matched with the driving grooved wheel, so that the wire rod can smoothly enter the printing head. The middle partition plate 7 is also provided with a guide rail 14, the wheel frame of the adjusting grooved wheel 9 is provided with a guide slide block 15, and the guide slide block 15 is arranged on the guide rail 14. The guide rail can ensure that the adjusting grooved pulley always keeps the same height with the driving grooved pulley when moving, thereby ensuring reliable operation. The driving sheave 10 is provided with a plurality of friction protrusions, so that friction force with wires can be improved, and smooth feeding is ensured.
In addition, a feeding conduit 16 is further arranged on the feeding port 4, the feeding conduit 16 is positioned below the middle of the adjusting grooved wheel 9 and the driving grooved wheel 10, and a conical port 17 is arranged on the feeding conduit 16. The feeding pipe can assist the wire rod to enter the printing head, and feeding is smoother and does not block.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. An FDM printhead for preparing a composite performance product, comprising: FDM beats printer head body, FDM beats printer head body and installs the printer head on the slider including installing the slider on the slide rail, its characterized in that: the top of the printing head is provided with two feeding holes, the sliding block is also provided with two wire rod conveying mechanisms, the number of the wire rod conveying mechanisms corresponds to that of the feeding holes one by one, and the wire rod conveying mechanisms are used for conveying wire rods into the feeding holes; wire rod conveying mechanism includes fixed curb plate, connecting plate, intermediate baffle, servo motor, regulation sheave and drive sheave, fixed curb plate is installed respectively to the both sides of slider, two install intermediate baffle and two connecting plates between the fixed curb plate, the intermediate baffle is located two feed inlets in the middle of, two the connecting plate is located the both sides of intermediate baffle, install servo motor on the connecting plate, install the drive sheave on the servo motor, install telescopic machanism on the fixed curb plate, install the regulation sheave on the telescopic machanism, regulation sheave and drive sheave are located the both sides of wire rod respectively for centre gripping wire rod, and carry the wire rod to the printer head in.
2. An FDM printhead for producing composite performance products according to claim 1, wherein: the telescopic mechanism comprises a guide rod and a spring, a rear guide hole is formed in the fixed side plate, the guide rod is installed in the guide hole, one end of the guide rod is connected to the wheel frame of the adjusting grooved wheel, the other end of the guide rod is provided with an adjusting nut, and the spring is sleeved on the guide rod.
3. An FDM printhead for producing composite performance products according to claim 1, wherein: the middle partition plate is also provided with a guide rail, the wheel carrier of the adjusting grooved wheel is provided with a guide sliding block, and the guide sliding block is arranged on the guide rail.
4. An FDM printhead for producing composite performance products according to claim 1, wherein: and the feeding port is also provided with a feeding guide pipe, the feeding guide pipe is positioned below the middle of the adjusting grooved wheel and the driving grooved wheel, and the feeding guide pipe is provided with a conical port.
5. An FDM printhead for producing composite performance products according to claim 1, wherein: the driving sheave is provided with a plurality of friction protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320875890.5U CN219926938U (en) | 2023-04-19 | 2023-04-19 | FDM printing head for preparing composite performance product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320875890.5U CN219926938U (en) | 2023-04-19 | 2023-04-19 | FDM printing head for preparing composite performance product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219926938U true CN219926938U (en) | 2023-10-31 |
Family
ID=88488177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320875890.5U Active CN219926938U (en) | 2023-04-19 | 2023-04-19 | FDM printing head for preparing composite performance product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219926938U (en) |
-
2023
- 2023-04-19 CN CN202320875890.5U patent/CN219926938U/en active Active
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