CN208277445U - Print head for 3D bio-ink gel printer - Google Patents
Print head for 3D bio-ink gel printer Download PDFInfo
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- CN208277445U CN208277445U CN201820222888.7U CN201820222888U CN208277445U CN 208277445 U CN208277445 U CN 208277445U CN 201820222888 U CN201820222888 U CN 201820222888U CN 208277445 U CN208277445 U CN 208277445U
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Abstract
The utility model discloses a kind of print heads for 3D bio-ink gel printer, including the pedestal with multiple spray heads, pedestal has the conveying part in conveying channel by first motor connection, conveying part has the inlet of multiple feeding-passages by the connection of the second motor, pedestal, conveying part and inlet coaxial arrangement, conveying part are bonded setting with pedestal and inlet respectively；First motor is fixed in the inside of conveying part, the shaft of first motor and pedestal are affixed, the shaft of first motor rotates so that any spray head and conveying channel are coaxially disposed, second motor is fixed in the inside of the inlet, the shaft of second motor and conveying part are affixed, and the shaft of the second motor rotates so that conveying channel and any feeding-passage are coaxially disposed.Above structure, fast implement it is different printing bore spray heads switchings, effectively reduce the cost of printing, can be realized different printed materials switching and multiple material simultaneously print demand.
Description
Technical field
The utility model relates to 3D printing technique field more particularly to a kind of beating for 3D bio-ink gel printer
Print head.
Background technique
3D (three-dimensional space) printing is one kind based on digital model file, in conjunction with area of computer aided, by successively beating
Print a variety of materials are compared to construct the novel increases material manufacturing technology of object with traditional manufacturing technique, and 3D printing technique has quick
The characteristics of molding.3D printing technique since the advent of the world is widely applied in aerospace, mechanical manufacturing field, and achieves huge
Success.Currently, 3D printing technique is gradually applied to field of biotechnology, biological mould can be quickly obtained by this kind of technology
Type so as to effectively carry out biological study, and then brings tremendous contribution for biological field.
In the prior art, the print head bore of printer is single, needs to carry out people when needing using different bore spray heads
Work replacement, so that printing effect is low, printing is at high cost, while during needing a variety of printed materials to print simultaneously, beating
Print head cannot achieve effective switching of multiple material, cause printing type limited.
Utility model content
Purpose of the utility model is to solve at least one above-mentioned problem, which is by following technology
What scheme was realized.
The utility model provides a kind of print head for 3D bio-ink gel printer, including with multiple spray heads
Pedestal, the pedestal by first motor connection have conveying channel conveying part, the conveying part by the second motor company
Connect the inlet with multiple feeding-passages, the pedestal, the conveying part and inlet coaxial arrangement, the conveying part
Setting is bonded with the pedestal and the inlet respectively；
The first motor is fixed in the inside of the conveying part, and the shaft of the first motor and the pedestal are affixed,
The shaft of the first motor rotates so that any spray head and the conveying channel are coaxially disposed, and second motor is affixed
In the inside of the inlet, the shaft of second motor and the conveying part are affixed, the shaft rotation of second motor
So that the conveying channel and any feeding-passage are coaxially disposed.
Preferably, the axle center of the conveying part offers first through hole, and the first through hole is stepped hole, and described first is logical
Hole includes the mounting portion and fixed part of coaxial arrangement, and the diameter of the mounting portion is greater than the diameter of the fixed part, and described first
Motor is fixed in the mounting portion, and the shaft of the first motor and the fixed part are mutually separate, and the first motor turns
For crown of roll for the first through hole towards the port of the pedestal, the shaft of the fixed part and second motor is affixed.
Preferably, the conveying channel and the first through hole interval are arranged, the length direction in the conveying channel and institute
The length direction for stating first through hole is parallel.
Preferably, the axle center of the inlet offers the second through-hole, and second motor is fixed in second through-hole
Interior, the shaft of second motor protrudes from second through-hole towards the port of the conveying part.
Preferably, the length direction of each feeding-passage is parallel with the length direction of second through-hole respectively.
Preferably, each feeding-passage is arranged at equal intervals around second through-hole, the hole heart of each feeding-passage
The center of circle of the formed circumference of line is overlapped with the hole heart of second through-hole.
Preferably, the pedestal is equipped with plup inlet, the plup inlet and the spray head towards the end face of the conveying part
Connection, the quantity of the plup inlet are consistent with the quantity of the spray head.
Preferably, the axle center of the pedestal towards the end face of the conveying part offers fixation hole, the first motor
Shaft is fixed in the fixation hole, and each plup inlet is arranged at equal intervals around the fixation hole, the hole heart of each plup inlet
The center of circle of the formed circumference of line be overlapped with the hole heart of the fixation hole.
It preferably, further include controller, the controller is electrically connected the first motor and second motor, institute
Stating first motor and second motor is servo motor.
Print head provided by the utility model, including the pedestal with multiple spray heads, the pedestal passes through first motor
The conveying part with conveying channel is connected, the conveying part has the inlet of multiple feeding-passages by the connection of the second motor,
The pedestal, the conveying part and the inlet coaxial arrangement, the conveying part respectively with the pedestal and the inlet
Fitting setting；The first motor is fixed in the inside of the conveying part, and the shaft of the first motor and the pedestal are affixed,
The shaft of the first motor rotates so that any spray head and the conveying channel are coaxially disposed, and second motor is affixed
In the inside of the inlet, the shaft of second motor and the conveying part are affixed, the shaft rotation of second motor
So that the conveying channel and any feeding-passage are coaxially disposed.In above structure, print head includes the base of coaxial arrangement
Seat, conveying part and inlet, three is cylindrical structure, and the diameter of three is equal, and pedestal and conveying part pass through the first electricity
Machine connection, conveying part are connect with inlet by the second motor, and wherein first motor is arranged inside conveying part, and the second motor is set
It sets in the inside of inlet, the axis of the shaft of first motor, the axis of the shaft of the second motor, the axis of pedestal, conveying part
Axis and the axis of inlet be overlapped, pedestal is arranged at intervals with multiple spray heads, the mouth of each spray head on the end face far from conveying part
Diameter is different, and each feeding-passage is respectively communicated with the feeding pipe of different printed materials.When the print head works, the second electric motor starting,
Conveying part rotates under the driving of the shaft of the second motor relative to inlet, so that the charging in conveying channel and required printed material
Channel coaxially penetrates through setting, first motor starting, and pedestal rotates under the driving of the shaft of first motor relative to conveying part, so that
Required spray head and conveying channel coaxially penetrate through setting, and printed material enters inlet, conveying part and pedestal by pipeline, most passes through afterwards
It crosses spray head and enters print platform, when needing to adjust the spray head of different bores, first motor starting, so that pedestal is with respect to conveying part
Rotation, to complete the switching of different bore spray heads, prints so that the spray head is coaxially penetrated through with feeding pipe when needing to convert
Material is the second electric motor starting, and conveying part is rotated relative to inlet, so that the feed pipe of feeding pipe and the printed material
Coaxial perforation, to realize the switching of printed material.
Based on above structure, the switching of different printing bore spray heads can be fast implemented, to effectively reduce printing
Cost, while can effectively realize the switching of different printed materials, so as to realize the demand of multiple material while printing, separately
Outer above structure simply can be effectively reduced the cost of manufacture.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as practical to this
Novel limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram of specific embodiment of print head provided by the utility model；
Fig. 2 is another angled arrangement schematic diagram of print head shown in Fig. 1；
Fig. 3 is the structural schematic diagram of inlet shown in Fig. 1；
Fig. 4 is the structural representation front view of inlet shown in Fig. 3；
Fig. 5 is the C-C cross-sectional view of inlet shown in Fig. 4；
Fig. 6 is the structural schematic diagram of conveying part shown in Fig. 1；
Fig. 7 is the structural representation front view of conveying part shown in Fig. 6；
Fig. 8 is the A-A cross-sectional view of conveying part shown in Fig. 7；
Fig. 9 is the structural schematic diagram of pedestal shown in Fig. 1；
Figure 10 is the structural representation front view of pedestal shown in Fig. 9；
Figure 11 is the cross-sectional view of B-B shown in Figure 10.
Appended drawing reference
1 is inlet, and 11 be the second through-hole, and 12 be feeding-passage；
2 be conveying part, and 21 be conveying channel, and 22 be mounting portion, and 23 be fixed part；
3 be pedestal, and 31 be spray head, and 32 be fixation hole, and 33 be plup inlet.
Specific embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although showing this public affairs in attached drawing
The illustrative embodiments opened, it being understood, however, that may be realized in various forms the disclosure without the reality that should be illustrated here
The mode of applying is limited.It is to be able to thoroughly understand the disclosure on the contrary, providing these embodiments, and can be by this public affairs
The range opened is fully disclosed to those skilled in the art.
Fig. 1 to Figure 11 is please referred to, Fig. 1 is a kind of structure of specific embodiment of print head provided by the utility model
Schematic diagram；Fig. 2 is another angled arrangement schematic diagram of print head shown in Fig. 1；Fig. 3 is the structural schematic diagram of inlet shown in Fig. 1；
Fig. 4 is the structural representation front view of inlet shown in Fig. 3；Fig. 5 is the C-C cross-sectional view of inlet shown in Fig. 4；Fig. 6 is shown in Fig. 1
The structural schematic diagram of conveying part；Fig. 7 is the structural representation front view of conveying part shown in Fig. 6；Fig. 8 is the A-A of conveying part shown in Fig. 7
Cross-sectional view；Fig. 9 is the structural schematic diagram of pedestal shown in Fig. 1；Figure 10 is the structural representation front view of pedestal shown in Fig. 9；Figure 11 is
The cross-sectional view of B-B shown in Figure 10.
In a specific embodiment, print head provided by the utility model, including the base with multiple spray heads 31
Seat 3, the pedestal 3 have the conveying part 2 in conveying channel 21 by first motor connection, and the conveying part 2 passes through the second motor
The inlet 1 with multiple feeding-passages 12 is connected, the pedestal 3, the conveying part 2 and the inlet 1 are coaxially disposed, institute
It states conveying part 2 and is bonded setting with the pedestal 3 and the inlet 1 respectively；The first motor is fixed in the conveying part 2
Inside, the shaft of the first motor and the pedestal 3 are affixed, and the shaft of the first motor rotates so that any spray head
31 are coaxially disposed with the conveying channel 21, and second motor is fixed in the inside of the inlet 1, second motor
Shaft and the conveying part 2 are affixed, and the shaft of second motor rotates so that the conveying channel 21 and any charging
Channel 12 is coaxially disposed.In above structure, print head includes that the pedestal 3, conveying part 2 and inlet 1, three of coaxial arrangement are
Cylindrical structure, and the diameter of three is equal, pedestal 3 is connect with conveying part 2 by first motor, and conveying part 2 and inlet 1 are logical
The connection of the second motor is crossed, wherein first motor is arranged inside conveying part 2, and the second motor is arranged in the inside of inlet 1, and first
The axis of the shaft of motor, the axis of the shaft of the second motor, the axis of pedestal 3, the axis of conveying part 2 and inlet 1 axis
Line is overlapped, and pedestal 3 is arranged at intervals with multiple spray heads 31 on the end face far from conveying part 2, the bore of each spray head 31 is different, each to feed
Channel 12 is respectively communicated with the feeding pipe of different printed materials.When the print head works, the second electric motor starting, conveying part 2 is the
It is rotated under the driving of the shaft of two motors relative to inlet 1, so that the feeding-passage 12 in conveying channel 21 and required printed material
Coaxial perforation setting, first motor starting, pedestal 3 rotates under the driving of the shaft of first motor relative to conveying part 2, so that institute
Spray head 31 is needed to be arranged with the coaxial perforation in conveying channel 21, printed material enters inlet 1, conveying part 2 and pedestal 3 by pipeline,
Finally enter print platform by spray head 31, when needing to adjust the spray head 31 of different bores, first motor starting, so that pedestal
3 rotate relative to conveying part 2, so that the spray head 31 is coaxially penetrated through with feeding pipe, to complete cutting for different bore spray heads 31
It changes, is the second electric motor starting when needing to convert printed material, conveying part 2 is rotated relative to inlet 1, so that feeding pipe and institute
The feed pipe for stating printed material coaxially penetrates through, to realize the switching of printed material.
Based on above structure, the switching of different printing bore spray heads 31 can be fast implemented, to effectively reduce printing
Cost, while can effectively realize the switching of different printed materials, so as to realize the demand of multiple material while printing,
In addition above structure simply can be effectively reduced the cost of manufacture.
It is to be appreciated that above-mentioned feeding-passage 12, conveying channel 21 and spray head 31 are cylindrical structure, feeding-passage
The internal diameter of 12 diameters, 21 diameter of conveying channel and spray head 31 is equal, and it is logical to be coaxially disposed forming material by three during conveying
Road, the material passage interior walls be smooth, no protrusion, since printed material has viscosity, which can effectively avoid conveying process
Middle printed material is trapped in material passage, to effectively avoid print head blocking etc. from being unfavorable for the case where printing, effectively
The quality of printing is improved, while reducing the cost of maintenance of equipment.
It should be pointed out that two ports in above-mentioned conveying channel 21 are (i.e. towards the port of pedestal 3 and towards inlet 1
Port) be provided with sealing ring, by be arranged sealing ring can effectively avoid conveying channel 21 and spray head 31 seam crossing and
There is the leakage of printed material in the seam crossing of conveying channel 21 and feeding-passage 12, so that the waste of printed material is effectively avoided,
It avoids the substances such as air from entering in conveying channel 21 simultaneously, further increases the quality of printing.
It being further understood that, the axle center of the conveying part 2 offers first through hole, and the first through hole is stepped hole,
The first through hole includes the mounting portion 22 and fixed part 23 of coaxial arrangement, and the diameter of the mounting portion 22 is greater than the fixed part
23 diameter, the first motor are fixed in the mounting portion 22, the shaft of the first motor and 23 phase of fixed part
Separate, the shaft of the first motor protrudes from the first through hole towards the port of the pedestal 3, the fixed part 23 and institute
The shaft for stating the second motor is affixed.Above-mentioned first through hole is coaxial stepped hole, this kind of structure is easy to process, after capable of guaranteeing installation
The axis of the axis of first motor shaft and the second machine shaft is effectively overlapped, to guarantee that the switching of spray head 31 and printed material are cut
The precision changed, while one end (mounting portion 22) of first through hole is used to fix the ontology of first motor, the other end (fixed part 23)
For fixing the shaft of the second motor, the shaft of first motor is only made to protrude from first through hole towards base after first motor is fixed
Seat 3 port, this kind of structure can effectively avoid during the installation process first motor ontology between pedestal 3 and conveying part 2
The influence of compactness, that is to say, that after being installed, first motor is hidden between pedestal 3 and conveying part 2, so as to
Being effectively ensured between pedestal 3 and conveying part 2 can fit closely, and conveying channel 21 and the junction of spray head 31 is avoided to print
The case where material leaks, to effectively avoid the waste of printed material, while avoiding the substances such as air from entering in conveying channel 21,
Further increase the quality of printing.
Further, the conveying channel 21 is arranged with the first through hole interval, the length side in the conveying channel 21
To parallel with the length direction of the first through hole.Above structure is on the one hand easy to process, can be realized first through hole and conveying
On the other hand 21 simultaneous processing of channel can effectively shorten the length in conveying channel 21 so that the cost of component manufacture be effectively reduced
Degree, enables printed material quickly to reach print platform, improves the efficiency of printing.
Further, the axle center of the inlet 1 offers the second through-hole 11, and second motor is fixed in described second
In through-hole 11, the shaft of second motor protrudes from second through-hole 11 towards the port of the conveying part 2.Above-mentioned second
The structure of through-hole 11 is easy to process, can be effectively reduced the cost of component manufacture, and the ontology of the second motor is fixed on the second through-hole
In 11, protrude the shaft of the second motor with the second through-hole 11 towards the port of conveying part 2, this kind
Structure can effectively avoid influence of second motor body for compactness between inlet 1 and conveying part 2 during the installation process,
That is, the second motor is hidden between inlet 1 and conveying part 2 after being installed, so as to which charging is effectively ensured
It can be fitted closely between part 1 and conveying part 2, conveying channel 21 and the junction of feeding-passage 12 is avoided printed material occur and let out
The case where leakage, to effectively avoid the waste of printed material, while avoiding the substances such as air from entering in conveying channel 21, further
Improve the quality of printing.
Further, the length direction of each feeding-passage 12 is flat with the length direction of second through-hole 11 respectively
Row.Above structure is on the one hand easy to process, can be realized 12 simultaneous processing of the second through-hole 11 and feeding-passage, to be effectively reduced
The cost of component manufacture, on the other hand can effectively shorten the length of feeding-passage 12, and printed material is quickly reached
Print platform improves the efficiency of printing.
Specifically understand, each feeding-passage 12 is arranged at equal intervals around second through-hole 11, and each charging is logical
The center of circle of the formed circumference of line of the hole heart in road 12 is overlapped with the hole heart of second through-hole 11.Above-mentioned second through-hole 11 is arranged
In the shaft core position of inlet 1, which is also the center of rotation of the second motor, by feeding-passage 12 at equal intervals around the
The switching of feeding-passage 12 can be completed by adjusting rotation angle for the setting of two through-holes 11, so that handoff procedure is quick, Neng Gouyou
Effect improves the efficiency of printing, while the structure is easy to process, can be effectively reduced the cost of manufacture.
Specifically, the pedestal 3 is equipped with plup inlet 33, the plup inlet 33 and institute towards the end face of the conveying part 2
The connection of spray head 31 is stated, the quantity of the plup inlet 33 is consistent with the quantity of the spray head 31.Pass through each corresponding spray head 31
Being respectively provided with a plup inlet 33 can be realized to the independent feed of each spray head 31, thus effectively avoid wherein any one spray head 31 or
The effect and speed of printing are influenced when the problems such as plup inlet 33 blocks, to be further ensured that print quality, reduce printing
Cost, additionally be able to effectively realize that different printed materials are fed respectively, avoid the occurrence of the feelings of material mixed influence print quality
Condition occurs.
Specifically, the axle center of the pedestal 3 towards the end face of the conveying part 2 offers fixation hole 32, first electricity
The shaft of machine is fixed in the fixation hole 32, and each plup inlet 33 is arranged at equal intervals around the fixation hole 32, it is each it is described enter
Expect that the center of circle of the formed circumference of line of the hole heart in hole 33 is overlapped with the hole heart of the fixation hole 32.The above-mentioned setting of fixation hole 32 exists
The shaft core position of pedestal 3, the shaft core position are also the center of rotation of first motor, by plup inlet 33 at equal intervals around fixation hole 32
Setting, the switching that different bore spray heads 31 can be completed by adjusting rotation angle can be mentioned effectively so that handoff procedure is quick
The efficiency of height printing, while the structure is easy to process, can be effectively reduced the cost of manufacture.
It specifically, further include controller, the controller is electrically connected the first motor and second motor, institute
Stating first motor and second motor is servo motor.Above-mentioned first motor and the second motor pass through controller control,
Controller is electrically connected with print system, the printing name of real-time reception print system transmission, thus to first motor and the second electricity
Machine is controlled, this kind is simple for structure, while the precision of servo motor is high, can further increase the precision of switching, into
And effectively improve print quality.
It should be understood that although multiple element, portion can be described using term first, second, third, etc. in the text
Part, region, layer and/or section still these component, assembly units, region, layer and/or are limited by these terms than Duan Buying.
These terms can only be used to distinguish a component, assembly unit, region, layer or section with another region, layer or section.Unless
Context is it is manifestly intended that when otherwise the term and other numerical terms of such as " first ", " second " etc use in the text
Sequence or order is not implied that.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model answers institute
It states and is subject to the protection scope in claims.
Claims (9)
1. a kind of print head for 3D bio-ink gel printer, including the pedestal with multiple spray heads, which is characterized in that
The pedestal has the conveying part in conveying channel by first motor connection, and the conveying part has more by the connection of the second motor
The inlet of a feeding-passage, the pedestal, the conveying part and the inlet coaxial arrangement, the conveying part respectively with institute
State pedestal and inlet fitting setting；
The first motor is fixed in the inside of the conveying part, and the shaft of the first motor and the pedestal are affixed, described
The shaft of first motor rotates so that any spray head and the conveying channel are coaxially disposed, and second motor is fixed in institute
State the inside of inlet, the shaft of second motor and the conveying part are affixed, the shaft of second motor rotate so that
The conveying channel and any feeding-passage are coaxially disposed.
2. print head according to claim 1, which is characterized in that the axle center of the conveying part offers first through hole, institute
Stating first through hole is stepped hole, and the first through hole includes the mounting portion and fixed part of coaxial arrangement, the diameter of the mounting portion
Greater than the diameter of the fixed part, the first motor is fixed in the mounting portion, the shaft of the first motor with it is described
Fixed part is mutually separate, and the shaft of the first motor protrudes from the first through hole towards the port of the pedestal, the fixation
Portion and the shaft of second motor are affixed.
3. print head according to claim 2, which is characterized in that the conveying channel is set with the first through hole interval
It sets, the length direction in the conveying channel is parallel with the length direction of the first through hole.
4. print head according to claim 3, which is characterized in that the axle center of the inlet offers the second through-hole, institute
It states the second motor to be fixed in second through-hole, the shaft of second motor protrudes from second through-hole towards described defeated
The port of materials and parts.
5. print head according to claim 4, which is characterized in that the length direction of each feeding-passage respectively with it is described
The length direction of second through-hole is parallel.
6. print head according to claim 5, which is characterized in that each feeding-passage around second through-hole at equal intervals
Setting, the center of circle of the formed circumference of line of the hole heart of each feeding-passage is overlapped with the hole heart of second through-hole.
7. print head according to claim 6, which is characterized in that the end face of the pedestal towards the conveying part is equipped with
Plup inlet, the plup inlet are connected to the spray head, and the quantity of the plup inlet is consistent with the quantity of the spray head.
8. print head according to claim 7, which is characterized in that axle center of the pedestal towards the end face of the conveying part
Fixation hole is offered, the shaft of the first motor is fixed in the fixation hole, and each plup inlet is around described fixation hole etc.
Interval setting, the center of circle of the formed circumference of line of the hole heart of each plup inlet is overlapped with the hole heart of the fixation hole.
9. print head according to claim 1, which is characterized in that further include controller, the controller is electrically connected
The first motor and second motor, the first motor and second motor are servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222888.7U CN208277445U (en) | 2018-02-08 | 2018-02-08 | Print head for 3D bio-ink gel printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222888.7U CN208277445U (en) | 2018-02-08 | 2018-02-08 | Print head for 3D bio-ink gel printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208277445U true CN208277445U (en) | 2018-12-25 |
Family
ID=64748587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820222888.7U Active CN208277445U (en) | 2018-02-08 | 2018-02-08 | Print head for 3D bio-ink gel printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208277445U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103629A (en) * | 2019-05-06 | 2019-08-09 | 河北科技大学 | Wall colored drawing spraying equipment based on multivariant linear motor |
-
2018
- 2018-02-08 CN CN201820222888.7U patent/CN208277445U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103629A (en) * | 2019-05-06 | 2019-08-09 | 河北科技大学 | Wall colored drawing spraying equipment based on multivariant linear motor |
| CN110103629B (en) * | 2019-05-06 | 2023-08-22 | 河北科技大学 | Wall colored drawing spraying equipment based on multi-degree-of-freedom linear motor |
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