CN215704112U - Consumable wire feeding anti-rotation structure based on reverse force compensation and hot melter thereof - Google Patents
Consumable wire feeding anti-rotation structure based on reverse force compensation and hot melter thereof Download PDFInfo
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- CN215704112U CN215704112U CN202122337970.9U CN202122337970U CN215704112U CN 215704112 U CN215704112 U CN 215704112U CN 202122337970 U CN202122337970 U CN 202122337970U CN 215704112 U CN215704112 U CN 215704112U
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Abstract
The utility model provides a consumptive material advances silk anti-rotation structure and hot melt ware based on reverse force compensation, consumptive material advances silk anti-rotation structure is including the consumptive material transfer passage that supplies the consumptive material to pass through and act on the consumptive material and with the advancing wire feeding mechanism of consumptive material forward transport, wire feeding mechanism including setting up the rotary driving device in consumptive material transfer passage, rotary driving device and consumptive material contact and produce the first power of changeing that acts on the consumptive material, still including the power compensation and prevent the component that changes, this power compensation prevents the component and the consumptive material contact and produce the second turning force that acts on the consumptive material, the second turning force offsets with first power of changeing. According to the utility model, through the arrangement of the force compensation anti-rotation component, a second rotation force which acts on the consumable and offsets the first rotation force can be generated during the operation of the component, so that the consumable can move forwards according to a set track (generally a linear track) in the feeding process, and the color mixing and winding knotting conditions are effectively avoided.
Description
Technical Field
The utility model relates to a consumable wire feeding anti-rotation structure based on reverse force compensation and a hot melter thereof
Background
The hot melt device is a heating and melting professional tool for thermoplastic pipes and molds, and the 3D printing equipment is a special hot melt device.
Along with the development of science and technology, 3D printing technique is more and more generally applied to each field, and meanwhile, 3D printing technique also appears in people's life in the form of more various type products, and common product has 3D printer and 3D printing pen.
The 3D printer is basically the same as a common printer in working principle, only the printing materials are different, the printing materials of the common printer are ink and paper, the 3D printer is internally provided with different printing materials such as metal, ceramic, plastic, sand and the like, the printing materials are actual raw materials, after the printer is connected with a computer, the printing materials can be stacked layer by layer through computer control, and finally, a blueprint on the computer is changed into an actual product. Colloquially, a 3D printer is a device that can "print" out real 3D objects, such as printing a robot, printing a toy car, printing various models, even food, and so on.
3D printing pen, the removal that passes through the arm drive printing shower nozzle with the 3D printer realizes that 3D prints the difference: the 3D printing pen is controlled by a hand of a person, the 3D printing pen can realize three-dimensional drawing according to the will of the person, namely, a user can draw three-dimensional patterns in a three-dimensional environment only through traditional painting brush operation. Currently, 3D print pens use hot melt deposition technology, in which pen inks use hot melt materials, such as PLA (polylactic acid) materials or ABS (acrylonitrile-butadiene-styrene copolymer) materials, also commonly referred to as consumables. In the using process, the hot melting material in the 3D printing pen is heated and then sprayed out from the pen point, and then the hot melting material is cooled to form a 3D drawn pattern.
The traditional Chinese patent with the publication number of CN212684717U discloses a rotary-cut wire feeding mechanism for a 3D drawing pen, wherein the 3D drawing pen comprises a pen shell, a material channel is formed in the pen shell along the length direction of the pen shell, the outlet end of the material channel is communicated with a nozzle of the 3D drawing pen, the rotary-cut wire feeding mechanism is arranged in an inner cavity of the pen shell and comprises a worm and a driving motor, the axial direction of the worm is parallel to the length direction of the material channel, the worm is provided with at least two spiral teeth, a containing groove is formed in the pen shell corresponding to the worm, one side of the containing groove penetrates through the material channel, the driving motor drives the worm to rotate, and the spiral teeth on the worm rotate to cut consumable materials to drive the consumable materials to be spirally pushed.
Above-mentioned patent product, ingenious passing through driving motor drive worm makes rotary motion, and the helical tooth on the worm rotates and cuts into the consumptive material, drives consumptive material screw propulsion. But it also has certain defect, helical tooth produces the effort when going forward to the consumptive material promptly, also can produce axial turning force, lead to the consumptive material to take place to rotate in the process of advancing in the lump, and then through painted consumptive material when the consumptive material passageway in through the printing pen, can take place the contact with the inner wall of consumptive material passageway, the dyestuff that adheres to on the consumptive material can glue on the inner wall of consumptive material passageway, and the dyestuff that is stained with on the passageway wall can be infected with again and leads to the cross color on the consumptive material of follow-up access channel, make the final colour of the consumptive material of output appear the deviation in the printing pen. There is also a problem in that the consumable may be twisted and knotted due to rotation.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a consumable material wire feeding anti-rotation structure based on reverse force compensation and a hot melting device thereof.
The technical scheme for solving the technical problem is as follows: the utility model provides a consumptive material advances silk anti-rotation structure based on reverse force compensation, is including the consumptive material transfer passage that supplies the consumptive material to pass through and act on the consumptive material and with the advancing mechanism of consumptive material forward transport, advancing the mechanism including setting up the rotary drive device in consumptive material transfer passage, rotary drive device and consumptive material contact and produce the first power of changeing that acts on the consumptive material, still including power compensation anti-rotation component, this power compensation anti-rotation component contacts with the consumptive material and produces the second turning force that acts on the consumptive material, the second turning force offsets with first power of changeing.
Preferably, the rotary driving device comprises a first driving motor, a first output gear sleeved on an output shaft of the first driving motor, and a first spiral driving gear component meshed with the first output gear and matched with the consumable conveying channel.
Preferably, the first spiral driving gear assembly comprises a first input gear and a first input sleeve in transmission connection with the first input gear, the first input sleeve is communicated with the consumable conveying channel, and first spiral biting teeth are arranged in the first input sleeve.
Preferably, the force compensation anti-rotation component comprises a second spiral driving gear component matched with the consumable conveying channel, the second spiral driving gear component comprises a second input gear and a second input sleeve in transmission connection with the second input gear, the second input sleeve is communicated with the consumable conveying channel, and second spiral wire biting teeth are arranged in the second input sleeve;
the rotation direction of the second input gear is opposite to that of the first output gear, and the spiral direction of the second spiral biting teeth is opposite to that of the first spiral biting teeth.
Preferably, the force compensation anti-rotation member further comprises a second output gear sleeved on the output shaft of the first driving motor, and a first reversing gear arranged between the second output gear and the second input gear.
Preferably, the rotary driving device comprises a second driving motor, a third output gear sleeved on an output shaft of the second driving motor, and a first driving gear meshed with the third output gear, wherein the first driving gear is provided with a first rotary tooth section, at least part of the first rotary tooth section is in contact with the outer surface of the consumable to convey the consumable forwards, and the first rotary tooth section generates a first rotary power acting on the consumable.
Preferably, the force compensation anti-rotation component comprises a stirring gear meshed with the first driving gear and a stirring sleeve in transmission connection with the stirring gear and matched with the consumable conveying channel, the stirring gear is in contact with the outer surface of the consumable and generates a second rotating force acting on the consumable, and the second rotating force is offset from the first rotating force.
Preferably, the force compensation rotation-prevention member comprises a second reversing gear engaged with the third output gear and a second driving gear engaged with the second reversing gear, wherein the second driving gear is provided with a second rotary tooth section, and the spiral direction of the second rotary tooth section is opposite to that of the first rotary tooth section; the second rotary tooth section is at least partially contacted with the outer surface of the consumable to convey the consumable forwards, and generates a second rotating force acting on the consumable, and the second rotating force is offset from the first rotating force.
The utility model provides a hot melt ware, includes the hot melt ware main part, has seted up consumptive material input port and consumptive material delivery outlet in this hot melt ware main part, the hot melt ware main part in be equipped with as above the consumptive material based on the resistance advance the silk anti-rotation structure, consumptive material transfer passage intercommunication consumptive material input port and consumptive material delivery outlet.
The utility model has the beneficial effects that: through the setting of power compensation rotation-proof component, its during operation can produce and act on the consumptive material and with the second turning force that first turning force offsets for the consumptive material can be according to set orbit (generally for the straight line orbit) forward motion at the in-process of feeding, has effectively avoided the emergence of cross color and the winding condition of knoing.
Drawings
FIG. 1 is a schematic view of the construction of a hot melt applicator according to the present invention.
Fig. 2 is a schematic structural diagram of the first embodiment.
FIG. 3 is a sectional view of the first embodiment.
Fig. 4 is a schematic structural diagram of the second embodiment.
FIG. 5 is a schematic structural diagram of the third embodiment.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example one
Referring to fig. 1-3, a consumable advances silk anti-rotation structure based on reverse force compensation, including the consumptive material transfer passage 2 that supplies consumptive material 1 to pass through and act on consumptive material 1 and with the advancing mechanism of consumptive material 1 forward transport, advancing the silk mechanism including setting up the rotary drive device in consumptive material transfer passage 2, rotary drive device and consumptive material 1 contact and produce the first power of changeing that acts on consumptive material 1, still including the power compensation and prevent the component that changes, the component is prevented with consumptive material 1 contact and produce the second turning force that acts on consumptive material 1 in this power compensation, the second turning force offsets with first power of changeing.
The structure scheme of the rotary driving device is various, and a preferable scheme is provided, and the preferable scheme is specifically as follows: the rotary driving device comprises a first driving motor 3, a first output gear 4 sleeved on an output shaft of the first driving motor 3, and a first spiral driving gear component meshed with the first output gear 4 and matched with the consumable conveying channel 2. Furthermore, the first spiral driving gear assembly comprises a first input gear 5 and a first input sleeve 6 in transmission connection with the first input gear 5, the first input sleeve 6 is communicated with the consumable conveying channel 2, and a first spiral wire biting tooth 7 is arranged in the first input sleeve 6. During the use, first driving motor 3 provides power, through the transmission step by step of each gear, finally realizes the feed motion of consumptive material 1 through the contact of first spiral biting teeth 7 and consumptive material 1. The first input gear 5 and the first input sleeve 6 can be integrally formed or can be assembled together by separate forming.
The rotary drive described above, when operated, drives the consumable 1 in a forward feed motion, which also results in an unnecessary axial rotation of the consumable 1. In order to achieve a better feeding effect of the consumable 1, the present invention generates a sufficient second rotational force to the consumable 1 by the force compensation anti-rotation component to offset the first rotational force generated by the rotational driving device.
In this embodiment, the force compensation anti-rotation component includes a second helical driving gear assembly adapted to the consumable conveying channel 2, the second helical driving gear assembly includes a second input gear 8 and a second input sleeve 9 in transmission connection with the second input gear 8, the second input sleeve 9 is communicated with the consumable conveying channel 2, and a second helical biting tooth 10 is provided in the second input sleeve 9; wherein, the rotation direction of the second input gear 8 is opposite to that of the first output gear 4, and the spiral direction of the second spiral biting teeth 10 is opposite to that of the first spiral biting teeth 7. The force compensation anti-rotation component further comprises a second output gear 11 sleeved on the output shaft of the first driving motor 3 and a first reversing gear 12 arranged between the second output gear 11 and the second input gear 8. Adopt above-mentioned structural scheme, on the one hand through the effect of second helical drive tooth subassembly to consumptive material 1, can produce the second turning force in order to offset first turning force to consumptive material 1, and then make the 1 rotation direction of consumptive material upward atress reach the balance, only do forward feed motion. On the other hand, two spiral wire biting teeth are used, but if the directions of the two spiral wire biting teeth are consistent, one of the two spiral wire biting teeth generates a forward feeding force to the consumable 1, and the other spiral wire biting tooth generates a backward feeding force to the consumable 1, and the two spiral wire biting teeth conflict with each other to cause that the wire can not be fed normally, so that the arrangement mode that the spiral direction of the second spiral wire biting tooth 10 is opposite to the spiral direction of the first spiral wire biting tooth 7 is adopted in the embodiment, the problem is overcome, and the consumable 1 can be effectively fed forwards while the rotating force is counteracted.
Example two
Referring to fig. 4, the present embodiment is different from the first embodiment in that:
the first rotating driving device is different from the second rotating driving device, and comprises a second driving motor 13, a third output gear 14 sleeved on an output shaft of the second driving motor 13, and a first driving gear 15 meshed with the third output gear 14, wherein the first driving gear 15 is provided with a first rotating tooth section 16, at least part of the first rotating tooth section 16 is in contact with the outer surface of the consumable 1 so as to convey the consumable 1 forwards, and the first rotating tooth section 16 generates a first rotating force acting on the consumable 1.
The force compensation anti-rotation component is different and comprises a stirring gear 17 meshed with the first driving gear 15 and a stirring sleeve 18 in transmission connection with the stirring gear 17 and matched with the consumable conveying channel 2, wherein the stirring gear 17 is in contact with the outer surface of the consumable 1 and generates a second rotating force acting on the consumable 1, and the second rotating force is offset from the first rotating force. The force compensation anti-rotation component in the first embodiment is mainly used for compensating the first rotation force brought by the rotation driving device; the difference between the present embodiment and the present embodiment is that the stirring gear 17 in the force compensation anti-rotation member acts on the consumable 1 to form a second rotational force to counteract the first rotational force of the rotational driving device on the consumable 1; and then the consumable 1 is independently stirred by the stirring pipe.
EXAMPLE III
Referring to fig. 5, the present embodiment is the same as the rotation driving device of the second embodiment, except that the force compensation anti-rotation member specifically includes: the force compensation anti-rotation component comprises a second reversing gear 19 meshed with the third output gear 14 and a second driving gear 20 meshed with the second reversing gear 19, wherein the second driving gear 20 is provided with a second rotary tooth section 21, and the second rotary tooth section 21 is opposite to the spiral direction of the first rotary tooth section 16; the second rotary tooth segment 21 is at least partially in contact with the outer surface of the consumable 1 to convey the consumable 1 forward, and the second rotary tooth segment 21 generates a second rotary force acting on the consumable 1, which counteracts the first rotary force. The working principle of the present embodiment is similar to that of the first embodiment, except that the present embodiment simplifies the structure, wherein the first helical tooth section 16 and the second helical tooth section 21 are disposed at two outer sides of the consumable 1, and the rotational forces generated by the two sections to the consumable 1 cancel each other out, so that the consumable 1 moves forward more stably.
The utility model provides a hot melt ware, includes hot melt ware main part 22, has seted up consumptive material input port 23 and consumptive material delivery outlet 24 on this hot melt ware main part 22, hot melt ware main part 22 in be equipped with as above based on 1 advances silk anti-rotation structure of consumptive material of resistance, consumptive material transfer passage 2 intercommunication consumptive material input port 23 and consumptive material delivery outlet 24. More preferably, the hot melt device refers to a 3D printing device or a 3D printing pen, and the basic operation principle is similar to or consistent with that of the same type of products on the market, which is not repeated herein.
In order to enable the consumable 1 to be conveyed forward, a feeding force is provided by the rotational driving means in contact with the consumable 1, but a rotational force acting on the consumable 1 is generated at the same time.
The utility model has the following difference points and advantages: through the arrangement of the force compensation anti-rotation component, a second rotation force which acts on the consumable 1 and offsets the first rotation force can be generated during operation, so that the consumable 1 can move forwards according to a given track (generally a linear track) in the feeding process.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a consumptive material advances silk anti-rotation structure based on reverse force compensation, is including the consumptive material transfer passage that supplies the consumptive material to pass through and act on the consumptive material and advance the silk mechanism with the consumptive material is carried forward, advance the silk mechanism including setting up the rotary driving device in consumptive material transfer passage, rotary driving device and consumptive material contact and produce the first power of changeing that acts on the consumptive material, its characterized in that: the consumable is provided with a first rotating force and a second rotating force, the first rotating force is offset from the second rotating force, and the consumable is provided with a consumable.
2. The consumable wire feeding anti-rotation structure based on reverse force compensation according to claim 1, wherein: the rotary driving device comprises a first driving motor, a first output gear sleeved on an output shaft of the first driving motor, and a first spiral driving gear component meshed with the first output gear and matched with the consumable conveying channel.
3. The consumable wire feeding anti-rotation structure based on reverse force compensation is characterized in that: the first spiral driving gear assembly comprises a first input gear and a first input sleeve in transmission connection with the first input gear, the first input sleeve is communicated with the consumable conveying channel, and first spiral thread biting teeth are arranged in the first input sleeve.
4. The consumable wire feeding anti-rotation structure based on reverse force compensation is characterized in that: the force compensation anti-rotation component comprises a second spiral driving gear component matched with the consumable conveying channel, the second spiral driving gear component comprises a second input gear and a second input sleeve in transmission connection with the second input gear, the second input sleeve is communicated with the consumable conveying channel, and second spiral wire biting teeth are arranged in the second input sleeve;
the rotation direction of the second input gear is opposite to that of the first output gear, and the spiral direction of the second spiral biting teeth is opposite to that of the first spiral biting teeth.
5. The consumable wire feeding anti-rotation structure based on reverse force compensation is characterized in that: the force compensation anti-rotation component further comprises a second output gear sleeved on the output shaft of the first driving motor and a first reversing gear arranged between the second output gear and the second input gear.
6. The consumable wire feeding anti-rotation structure based on reverse force compensation according to claim 1, wherein: the rotary driving device comprises a second driving motor, a third output gear arranged on an output shaft of the second driving motor in a sleeved mode, and a first driving gear meshed with the third output gear, wherein the first driving gear is provided with a first rotary tooth section, at least part of the first rotary tooth section is in contact with the outer surface of a consumable to convey the consumable forwards, and the first rotary tooth section generates first rotary power acting on the consumable.
7. The consumable wire feeding anti-rotation structure based on reverse force compensation is characterized in that: the force compensation anti-rotation component comprises a stirring gear meshed with the first driving gear and a stirring sleeve which is in transmission connection with the stirring gear and matched with the consumable conveying channel, the stirring gear contacts with the outer surface of the consumable and generates a second rotating force acting on the consumable, and the second rotating force offsets with the first rotating force.
8. The consumable wire feeding anti-rotation structure based on reverse force compensation is characterized in that: the force compensation anti-rotation component comprises a second reversing gear meshed with the third output gear and a second driving gear meshed with the second reversing gear, wherein the second driving gear is provided with a second rotary tooth section, and the spiral direction of the second rotary tooth section is opposite to that of the first rotary tooth section; the second rotary tooth section is at least partially contacted with the outer surface of the consumable to convey the consumable forwards, and generates a second rotating force acting on the consumable, and the second rotating force is offset from the first rotating force.
9. The utility model provides a hot melt ware, includes the hot melt ware main part, has seted up consumptive material input port and consumptive material delivery outlet in this hot melt ware main part, its characterized in that: the hot melt device main body is provided with the consumable wire feeding anti-rotation structure based on resistance as in any one of claims 1 to 8, and the consumable conveying channel is communicated with the consumable input port and the consumable output port.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122337970.9U CN215704112U (en) | 2021-09-26 | 2021-09-26 | Consumable wire feeding anti-rotation structure based on reverse force compensation and hot melter thereof |
| PCT/CN2022/083605 WO2022206741A1 (en) | 2021-03-29 | 2022-03-29 | 3d printing pen having anti-rotation structure for consumable, and hot melter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122337970.9U CN215704112U (en) | 2021-09-26 | 2021-09-26 | Consumable wire feeding anti-rotation structure based on reverse force compensation and hot melter thereof |
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| Publication Number | Publication Date |
|---|---|
| CN215704112U true CN215704112U (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122337970.9U Active CN215704112U (en) | 2021-03-29 | 2021-09-26 | Consumable wire feeding anti-rotation structure based on reverse force compensation and hot melter thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022206741A1 (en) * | 2021-03-29 | 2022-10-06 | 江苏浩宇电子科技有限公司 | 3d printing pen having anti-rotation structure for consumable, and hot melter |
| WO2023040974A1 (en) * | 2021-09-16 | 2023-03-23 | 江苏浩宇电子科技有限公司 | Consumable coloring mechanism, hot melt device, and 3d printing pen |
-
2021
- 2021-09-26 CN CN202122337970.9U patent/CN215704112U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022206741A1 (en) * | 2021-03-29 | 2022-10-06 | 江苏浩宇电子科技有限公司 | 3d printing pen having anti-rotation structure for consumable, and hot melter |
| WO2023040974A1 (en) * | 2021-09-16 | 2023-03-23 | 江苏浩宇电子科技有限公司 | Consumable coloring mechanism, hot melt device, and 3d printing pen |
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