CN106426929B - A kind of 3D printing spray head feeding device and 3D printing spray head - Google Patents
A kind of 3D printing spray head feeding device and 3D printing spray head Download PDFInfo
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- CN106426929B CN106426929B CN201611149770.8A CN201611149770A CN106426929B CN 106426929 B CN106426929 B CN 106426929B CN 201611149770 A CN201611149770 A CN 201611149770A CN 106426929 B CN106426929 B CN 106426929B
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- guide
- spray head
- roll adjustment
- connector
- adjustment screw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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Abstract
The invention discloses a kind of 3D printing spray head feeding device and 3D printing spray heads, including driving wheel and guide wheel, and the top clearance entered for printed material is formed between driving wheel and guide wheel.Wherein, the spacing between the axial line of driving wheel and the axial line of guide wheel is adjustable.This 3D printing spray head, it can printed using hard plastics, and soft plastic material can be used and printed.
Description
Technical field
The present invention relates to 3D printing field more particularly to a kind of 3D printing spray head feeding devices and 3D printing spray head.
Background technique
3D printing technique is quickly grown.Currently, whether in daily life or entire field of industrial production, 3D
Printing technique all occupies very big specific gravity.
It include Deformation In The Fdm Process in the molding technology of 3D printing.It is printed at present using Deformation In The Fdm Process mode
Printing head, cannot take into account not only can be used hard plastics and is printed, but also can be beaten with soft plastic material
Print.
Summary of the invention
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of 3D printing spray head feeding device and 3D printing are provided
Spray head, to solve the problems of the prior art.
To solve the above problems, the invention discloses following first technical solutions: a kind of 3D printing spray head feeding device, packet
Include motor cabinet, motor and connector；
The motor cabinet connects the motor；
The motor cabinet connects the connector；
Driving wheel is provided on the output shaft of the motor；
Guide wheel is provided on the connector；
The top clearance entered for printed material is formed between the driving wheel and the guide wheel；
Spacing between the axial line of the driving wheel and the axial line of the guide wheel is adjustable.
As a further improvement of the above technical scheme, guide ledges are provided on the motor cabinet；
Guide groove is provided on the connector；
The guide ledges are slidably connected the guide groove；
The thickness of the guide ledges is equal to the depth of the guide groove；
The length of the guide ledges is less than the length of the guide groove；
Glide direction of the guide ledges on the guide groove, and it is vertical and intersect at the driving wheel and the guide wheel
Axial line straight line parallel.
As a further improvement of the above technical scheme, roll adjustment screw hole is provided on the connector；
The direction of the roll adjustment screw hole setting, it is parallel with the direction that the guide ledges are slided on the guide groove；
The roll adjustment screw hole is connected with the guide groove；
Roll adjustment screw is provided in the roll adjustment screw hole；
The roll adjustment screw is corresponding with the roll adjustment screw hole.
As a further improvement of the above technical scheme, fan is provided on the motor cabinet.
As a further improvement of the above technical scheme, arc groove is provided on the guide wheel；
The arc groove is distributed on the periphery of the guide wheel.
The invention discloses following second technical solutions: a kind of 3D printing spray head, including 3D printing spray head feeding device and
Nozzle, the 3D printing spray head feeding device are connect with the nozzle；
The 3D printing spray head feeding device, including motor cabinet, motor and connector；
The motor cabinet connects the motor；
The motor cabinet connects the connector；
Driving wheel is provided on the output shaft of the motor；
Guide wheel is provided on the connector；
The top clearance entered for printed material is formed between the driving wheel and the guide wheel；
Spacing between the axial line of the driving wheel and the axial line of the guide wheel is adjustable；
The nozzle connects the connector.
As a further improvement of the above technical scheme, guide ledges are provided on the motor cabinet；
Guide groove is provided on the connector；
The guide ledges are slidably connected the guide groove；
The thickness of the guide ledges is equal to the depth of the guide groove；
The length of the guide ledges is less than the length of the guide groove；
Glide direction of the guide ledges on the guide groove, and it is vertical and intersect at the driving wheel and the guide wheel
Axial line straight line parallel.
As a further improvement of the above technical scheme, roll adjustment screw hole is provided on the connector；
The direction of the roll adjustment screw hole setting, it is parallel with the direction that the guide ledges are slided on the guide groove；
The roll adjustment screw hole is connected with the guide groove；
Roll adjustment screw is provided in the roll adjustment screw hole；
The roll adjustment screw is corresponding with the roll adjustment screw hole.
As a further improvement of the above technical scheme, fan is provided on the motor cabinet.
As a further improvement of the above technical scheme, arc groove is provided on the guide wheel；
The arc groove is distributed on the periphery of the guide wheel.
The beneficial effects of the present invention are: a kind of 3D printing spray head feeding device proposed by the present invention and 3D printing spray head, i.e.,
Hard plastics can be used to be printed, and soft plastic material can be used and printed.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, with reference to the accompanying drawings in conjunction with specific embodiments to this
Invention is further described.It should be appreciated that the following drawings illustrates only certain embodiments of the present invention, therefore it is not to be seen as
It is the restriction to range, it for those skilled in the art, without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is a kind of schematic diagram of 3D printing spray head feeding device in the embodiment of the present invention；
Fig. 2 is a kind of connection schematic diagram of motor cabinet and motor in the embodiment of the present invention；
Fig. 3 is a kind of connection schematic diagram of motor cabinet and connector in the embodiment of the present invention；
Fig. 4 is a kind of position view of driving wheel and guide wheel in the embodiment of the present invention；
Fig. 5 is a kind of connection schematic diagram of guide ledges and guide groove in the embodiment of the present invention；
Fig. 6 is a kind of axonometric drawing of 3D printing spray head feeding device in the embodiment of the present invention；
Fig. 7 is a kind of schematic diagram of guide wheel in the embodiment of the present invention；
Fig. 8 is a kind of schematic diagram of 3D printing spray head in the embodiment of the present invention；
Fig. 9 is a kind of axonometric drawing of 3D printing spray head feeding device in the embodiment of the present invention.
Main element symbol description
1000- motor cabinet；1100- guide ledges；2000- motor；2100- driving wheel；3000- connector；3100- guide wheel；
3110- arc groove；3200- connector；3300- guide groove；3400- roll adjustment screw hole；3500- expects pipe hole；3600- cover；4000-
Fan；5000- nozzle.
Specific embodiment
Below with reference to the attached drawing of the embodiment of the present invention is shown, it is hereinafter described more fully the present invention.But
The present invention can occur with many different forms, and should not be construed as being limited to the embodiments set forth herein, pass through implementation
Example, the present invention become more complete；On the contrary, these embodiments provided by way of example make the disclosure by model of the invention
It encloses and is communicated to those skilled in the art of the present technique.In addition, identical number always shows same or similar element or component.
In the present invention, those skilled in the art are it is to be appreciated that indicating position or positional relationship in text
Term be orientation based on the figure or positional relationship, be merely for convenience of description of the present invention and simplification of the description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.
In the present invention, it should be done extensively unless otherwise specific regulation and definition, the terms such as " installation ", " connection ", " fixation "
Reason and good sense solution, for example, it may be being fixedly connected, may be a detachable connection or being integrally connected；It can be mechanical connection,
It is also possible to be electrically connected；It can be and be directly connected to, and can be indirectly connected through an intermediary；It can be inside two elements
Connection.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be
Concrete meaning.
In the present invention, unless otherwise specific regulation and definition, all technical and scientific terms used herein with
It is identical to belong to the normally understood meaning of those skilled in the art of the invention.The term described herein used is only to describe
The purpose of specific embodiment, it is not intended that the limitation present invention.
The following is specific embodiments of the present invention, is further described to technical solution of the present invention, but invention is not
It is limited to these embodiments.
Embodiment 1
Refering to fig. 1, a kind of 3D printing spray head feeding device, including motor cabinet 1000, motor 2000 and connector 3000.
Wherein, motor cabinet 1000 connects motor 2000；
Motor cabinet 1000 connects connector 3000；
Driving wheel 2100 is provided on the output shaft of motor 2000；
Guide wheel 3100 is provided on connector 3000；
The guide wheel 3100 is hollow cylindrical；
The axial line of driving wheel 2100 and the axial line of guide wheel 3100 are parallel to each other, and 3,100 two, guide wheel parallel end face institutes
Plane intersect with driving wheel 2100；
Top clearance is formed between driving wheel 2100 and guide wheel 3100；
Connector 3200 is provided on connector 3000；
Feed pipe is provided on connector 3200；
Feed pipe is right against top clearance；
Spacing between the axial line of driving wheel 2100 and the axial line of guide wheel 3100 is adjustable.
As shown in Fig. 2, the section of motor cabinet 1000 is L-shaped.Motor cabinet 1000 is bolted with motor 2000.Motor
It is additionally provided with circular through-hole on seat 1000, the output shaft of motor 2000 is passed through from through-hole.
As shown in figure 3, being connected with connector 3000 on motor cabinet 1000.Specifically, connector 3000 can also pass through spiral shell
Bolt is mounted on motor cabinet 1000.Wherein, connector 3000 is mounted on the same side of 2000 output shaft of motor.
As shown in figure 4, being provided with driving wheel 2100 on the output shaft of motor 2000, guide wheel is provided on connector 3000
3100。
As shown in Figure 4, wherein the axial line of driving wheel 2100 and the axial line of guide wheel 3100 are parallel to each other, so that dynamic
The rotation direction of wheel 2100 and guide wheel 3100 is in the same plane.
Meanwhile and 3,100 two parallel end faces of guide wheel where plane intersect with driving wheel 2100, driving wheel 2100 with
Top clearance is formed between guide wheel 3100.
As shown in Figure 1, in the present embodiment, the thickness of driving wheel 2100 is bigger than the thickness of guide wheel 3100.It can guarantee in this way
When material passes through top clearance, it is in contact respectively with the side of driving wheel 2100 and guide wheel 3100.
As shown in figure 4, being provided with connector 3200 on connector 3000.Be provided with feed pipe on connector 3200, material from
Feed pipe is sent into 3D printing spray head feeding device.Feed pipe is right against top clearance.
After starting motor 2000, when material passes through top clearance, under the action of driving wheel 2100 and guide wheel 3100, so that material
Material can constantly be moved to top clearance from feed pipe.
In the present embodiment, motor 2000 can select stepper motor.Stepper motor is to convert angle for electric impulse signal
The opened loop control motor of displacement or displacement of the lines is the main executive component in a kind of modern digital program control system.
Spacing between the axial line of driving wheel 2100 and the axial line of guide wheel 3100 is adjustable.Spacing between the two is carried out
After adjustment, top clearance is also changed correspondingly.When printing hard plastics, increase top clearance；In printing soft plastic material
When material, reduce top clearance.
As shown in figure 5, in the present embodiment, guide ledges 1100, corresponding, connector are provided on motor cabinet 1000
Guide groove 3300 is provided on 3000.Wherein, guide ledges 1100 are slidably connected guide groove 3300.
Specifically, the thickness of guide ledges 1100 is equal to the depth of guide groove 3300.Wherein, the length of guide ledges 1100
Less than the length of guide groove 3300, this makes guide ledges 1100 have corresponding sliding space relative to guide groove 3300.
Glide direction of the guide ledges 1100 on guide groove 3300, and it is vertical and intersect at driving wheel 2100 and guide wheel 3100
Axial line straight line parallel.I.e. when guide ledges 1100 are slided on guide groove 3300, guide ledges 1100 and lead
To slot 3300, relative position changes between the two, so that the top clearance formed between driving wheel 2100 and guide wheel 3100
Also it changes correspondingly.
As shown in Figure 5 and Figure 6, in the present embodiment, roll adjustment screw hole 3400 is provided on connector 3000.Wherein, it adjusts
It is parallel with the direction that guide ledges 1100 are slided on guide groove 3300 away from the direction that screw hole 3400 is arranged.
Roll adjustment screw hole 3400 is connected with guide groove 3300, and roll adjustment screw is provided in roll adjustment screw hole 3400.Roll adjustment
Screw is corresponding with roll adjustment screw hole 3400, i.e. the accuracy of thread phase of the accuracy of thread of roll adjustment screw and roll adjustment screw hole 3400
Match.
By screwing in roll adjustment screw, so that roll adjustment screw is press-connected the guide ledges 1100 in guide groove 3300,
Under the action of roll adjustment screw, the relative position between connector 3000 and motor cabinet 1000 changes, and then changes driving wheel 2100
The size of top clearance between guide wheel 3100.
In the present embodiment, 2 guide ledges 1100 are provided on motor cabinet 1000, corresponding, connector 3000 is also set
It is equipped with 2 guide grooves 3300.
In other specific embodiments, the quantity of setting guide ledges 1100 and guide groove 3300 can according to need.
As shown in Figure 5 and Figure 6, in the present embodiment, the two sides of connector 3000 are both provided with roll adjustment screw hole 3400.
It referring to position in Fig. 6, when being printed using hard plastics, needs to increase top clearance: first unclamping left side
Roll adjustment screw, then screw in right side roll adjustment screw, guide ledges 1100 are under the extruding of right side roll adjustment screw, so that connector
3000 turn right movement relative to motor cabinet 1000, and top clearance becomes larger between driving wheel 2100 and guide wheel 3100 at this time.Work as extruding
When gap is adjusted to desired position, then screw the roll adjustment screw in left side.
It referring to position in Fig. 6, when being printed using soft plastic material, needs to reduce top clearance: first unclamping right side
Roll adjustment screw, then screw in left side roll adjustment screw, guide ledges 1100 are under the extruding of left side roll adjustment screw, so that connector
3000 turn left relative to motor cabinet 1000, and side is mobile, and top clearance becomes smaller between driving wheel 2100 and guide wheel 3100 at this time.Work as extruding
When gap is adjusted to desired position, then screw the roll adjustment screw on right side.
The 3D printing spray head feeding device that the present embodiment proposes, may be implemented to hard plastics and soft plastic material
Being switched fast for print state, reduces use cost.
As shown in figure 4, being provided with fan 4000 on motor cabinet 1000.Fan 4000 can be used to carry out motor 2000 scattered
Heat.Specifically, being also equipped with other radiators such as cooling fin on fan, radiator can more effectively carry out scattered
Heat.
As shown in fig. 7, in the present embodiment, arc groove 3110 is provided on guide wheel 3100.Wherein, arc groove 3110 is distributed
On the periphery of guide wheel 3100.Arc groove 3110 makes guide wheel 3100 more sufficiently and by the material in top clearance.
Refering to Fig. 8, the present embodiment also provides a kind of 3D printing spray head, the 3D printing spray head charging proposed including the present embodiment
Device and nozzle 5000,3D printing spray head feeding device are connect with nozzle 5000.
As shown in figure 9, being provided with expects pipe hole 3500 in the bottom of connector 3000, nozzle 5000 and expects pipe hole 3500 connect
It connects.Wherein, expects pipe hole 3500 is right against top clearance, and top clearance is right against the feed pipe on connector 3200.In turn, nozzle
5000 also face with top clearance and feed pipe.
After 3D printer enters working condition, first the material in feed pipe is sent through top clearance to nozzle 5000, after
And the print job after completing again.
As shown in Figure 8 and Figure 9, in the present embodiment, in order to protect driving wheel 2100 and guide wheel 3100, on connector 3000
It is provided with cover 3600.
In a particular embodiment, screw can be used in cover 3600 or bolt is mounted on connector 3000.
The 3D printing spray head that the present embodiment proposes can not only print soft plastic material, such as polypropylene, rubber.May be used also
To print hard plastics, such as poly- latex, polycarbonate, polyamide, polystyrene.
After tested, printing effect is significantly improved.The efficiency for printing hard plastics improves 2 times, prints soft modeling
The efficiency of glue material improves 5 times.
Printing hard plastics may be implemented in 3D printing spray head and soft plastic materials behavior is switched fast.
User carries out in the state of state and printing soft plastic material to 3D printing nozzle printing hard plastics
When switching, the distance between driving wheel 2100 and guide wheel 3100 on 3D printing spray head feeding device need to be only adjusted.
Change top clearance by changing the distance between driving wheel 2100 and guide wheel 3100, to reach the mesh of switching
's.
Specifically, increasing the distance between driving wheel 2100 and guide wheel 3100 when printing hard plastics；Print soft modeling
When glue material, reduce the distance between driving wheel 2100 and guide wheel 3100.
Meanwhile the 3D printing spray head that the present embodiment proposes adjusts the mode of distance between driving wheel 2100 and guide wheel 3100 very
It is simple and easy, cumbersome dismounting work is avoided, the working time is saved, improves work efficiency.
In the description of this specification, the description of reference term " the present embodiment ", " specific embodiment " etc. is intended to combine and be somebody's turn to do
Embodiment description specific features, structure the features such as be included at least one embodiment of the present invention.In description of the invention
In, the schematic representation of the above terms does not necessarily have to refer to the same embodiment or example.Moreover, the specific spy of description
Sign, structure, feature etc. can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, in not phase
In mutual contradictory situation, those skilled in the art can by different embodiments described in this specification or example and not
It is combined with embodiment or exemplary feature.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: do not taking off
In the case where from the principle of the present invention and objective, a variety of change, modification, replacement and modification can be carried out to these embodiments.
Claims (8)
1. a kind of 3D printing spray head feeding device, which is characterized in that including motor cabinet, motor and connector；
The motor cabinet connects the motor；
The motor cabinet connects the connector；
Driving wheel is provided on the output shaft of the motor；
Guide wheel is provided on the connector；
The top clearance entered for printed material is formed between the driving wheel and the guide wheel；
Spacing between the axial line of the driving wheel and the axial line of the guide wheel is adjustable；
Guide ledges are provided on the motor cabinet；
Guide groove is provided on the connector；
The guide ledges are slidably connected the guide groove；
The thickness of the guide ledges is equal to the depth of the guide groove；
The length of the guide ledges is less than the length of the guide groove；
Glide direction of the guide ledges on the guide groove, and it is vertical and intersect at the axis of the driving wheel and the guide wheel
The straight line parallel of heart line.
2. 3D printing spray head feeding device according to claim 1, which is characterized in that be provided with roll adjustment on the connector
Screw hole；
The direction of the roll adjustment screw hole setting, it is parallel with the direction that the guide ledges are slided on the guide groove；
The roll adjustment screw hole is connected with the guide groove；
Roll adjustment screw is provided in the roll adjustment screw hole；
The roll adjustment screw is corresponding with the roll adjustment screw hole.
3. 3D printing spray head feeding device according to claim 1, which is characterized in that be provided with wind on the motor cabinet
Fan.
4. 3D printing spray head feeding device according to claim 1, which is characterized in that be provided with arc on the guide wheel
Slot；
The arc groove is distributed on the periphery of the guide wheel.
5. a kind of 3D printing spray head, which is characterized in that including 3D printing spray head feeding device and nozzle, the 3D printing spray head into
Material device is connect with the nozzle；
The 3D printing spray head feeding device, including motor cabinet, motor and connector；
The motor cabinet connects the motor；
The motor cabinet connects the connector；
Driving wheel is provided on the output shaft of the motor；
Guide wheel is provided on the connector；
The top clearance entered for printed material is formed between the driving wheel and the guide wheel；
Spacing between the axial line of the driving wheel and the axial line of the guide wheel is adjustable；
The nozzle connects the connector；
Guide ledges are provided on the motor cabinet；
Guide groove is provided on the connector；
The guide ledges are slidably connected the guide groove；
The thickness of the guide ledges is equal to the depth of the guide groove；
The length of the guide ledges is less than the length of the guide groove；
Glide direction of the guide ledges on the guide groove, and it is vertical and intersect at the axis of the driving wheel and the guide wheel
The straight line parallel of heart line.
6. 3D printing spray head according to claim 5, which is characterized in that be provided with roll adjustment screw hole on the connector；
The direction of the roll adjustment screw hole setting, it is parallel with the direction that the guide ledges are slided on the guide groove；
The roll adjustment screw hole is connected with the guide groove；
Roll adjustment screw is provided in the roll adjustment screw hole；
The roll adjustment screw is corresponding with the roll adjustment screw hole.
7. 3D printing spray head according to claim 5, which is characterized in that be provided with fan on the motor cabinet.
8. 3D printing spray head according to claim 5, which is characterized in that be provided with arc groove on the guide wheel；
The arc groove is distributed on the periphery of the guide wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611149770.8A CN106426929B (en) | 2016-12-14 | 2016-12-14 | A kind of 3D printing spray head feeding device and 3D printing spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611149770.8A CN106426929B (en) | 2016-12-14 | 2016-12-14 | A kind of 3D printing spray head feeding device and 3D printing spray head |
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| CN106426929A CN106426929A (en) | 2017-02-22 |
| CN106426929B true CN106426929B (en) | 2019-04-09 |
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| CN105690771A (en) * | 2016-04-01 | 2016-06-22 | 广西科技大学 | 3D printing wire feeding, clamping and guiding device |
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| CN206644338U (en) * | 2016-12-14 | 2017-11-17 | 东莞市菱海三维科技有限公司 | A kind of 3D printing shower nozzle feed arrangement and 3D printing shower nozzle |
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|---|---|---|---|---|
| CN103707511A (en) * | 2013-12-31 | 2014-04-09 | 包呼和 | 3D (three-dimension) printing pen |
| CN203739248U (en) * | 2014-03-07 | 2014-07-30 | 济南大学 | 3D printer based on FDM technology |
| CN104608384A (en) * | 2015-01-30 | 2015-05-13 | 郭浩 | 3D (three-dimensional) printer |
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| Publication number | Publication date |
|---|---|
| CN106426929A (en) | 2017-02-22 |
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Effective date of registration: 20211206 Address after: 410200 room 225, 2 / F, building T5, Yida business center, No. 39, Section 1, Tengfei Road, Wangcheng economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: Hunan Hongzhan creative packaging material Co.,Ltd. Address before: 511700 202, second floor, No. 16, Xiabian Yincheng 1st Road, Chang'an Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN RHONHAIE 3D TECHNOLOGY CO.,LTD. |