CN206344459U - 3d printer - Google Patents
3d printer Download PDFInfo
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- CN206344459U CN206344459U CN201720008056.0U CN201720008056U CN206344459U CN 206344459 U CN206344459 U CN 206344459U CN 201720008056 U CN201720008056 U CN 201720008056U CN 206344459 U CN206344459 U CN 206344459U
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- nozzle
- workbench
- sensor
- housing
- printer
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Abstract
The utility model is related to a kind of 3D printer, solves the problem of 3D printer print quality is poor.3D printer, including mounting bracket, workbench and shower nozzle, the shower nozzle and the workbench are arranged in the mounting bracket and the shower nozzle is located above the workbench, the shower nozzle includes nozzle, conveying pipeline and pressing mechanism, the conveying pipeline is connected with the nozzle, the pressing mechanism is connected with the conveying pipeline, the 3D printer also includes controller, the shower nozzle also includes housing and sensor, the housing is connected with the controller by drive mechanism, the pressing mechanism and the sensor are electrically connected with the controller, the housing has upper limit position and lower position, nozzle is movably arranged on housing and the nozzle can be moved back and forth between upper limit position and lower position, sensor is arranged on housing to detect height and position of the nozzle in mounting bracket.
Description
Technical field
The utility model is related to a kind of 3D printer.
Background technology
3D printer includes mounting bracket, workbench and feed mechanism, and feed mechanism includes shower nozzle, and shower nozzle and workbench are set
Put in mounting bracket and shower nozzle is located above the workbench.
Shower nozzle includes nozzle, conveying pipeline and pressing mechanism, and conveying pipeline is connected with nozzle, and pressing mechanism is connected with conveying pipeline,
In the pressing mechanism course of work, the material in conveying pipeline is sprayed to workbench through nozzle, to realize printing 3D models.So
And, in the course of the work, nozzle has certain probability to be collided with workbench to existing 3D printer, and this can reduce 3D printing
The print quality of machine.
Utility model content
Problem to be solved in the utility model is just to provide a kind of 3D printer, to improve the printing matter of 3D printer
Amount.
To solve the above problems, the utility model provides following technical scheme：
3D printer, including mounting bracket, workbench and shower nozzle, the shower nozzle and the workbench are arranged on the installation
On support and the shower nozzle be located at the workbench above, the shower nozzle include nozzle, conveying pipeline and pressing mechanism, it is described defeated
Expects pipe is connected with the nozzle, and the pressing mechanism is connected with the conveying pipeline, it is characterised in that the 3D printer also includes
Controller, the shower nozzle also includes housing and sensor, and the housing is connected with the controller by drive mechanism, described to squeeze
Press mechanism and the sensor are electrically connected with the controller, and the housing has upper limit position and lower position, the nozzle
It is movably arranged on the housing and the nozzle can be moved back and forth between upper limit position and lower position, the sensor is set
Put on the housing to detect height and position of the nozzle in the mounting bracket.
Further, the sensor is pressure sensor, and the nozzle extrudes the pressure sensor so that the pressure
Force snesor detects the height and position of the relatively described housing of nozzle.
Further, the housing has accommodating cavity, and the pressure sensor is arranged in the accommodating cavity, at least partly
The lower end that the nozzle inserts the accommodating cavity and the pressure sensor offsets.
Further, the upper end of the pressure sensor offsets with the pressing mechanism.
Further, the shower nozzle also includes heat insulating mattress, the heat insulating mattress be arranged on the nozzle and the sensor it
Between.
The beneficial effects of the utility model：
1st, shower nozzle of the present utility model includes housing, and housing has upper limit position and lower position, the setting of nozzle activity
On housing and the nozzle can be moved back and forth between upper limit position and lower position.It is so designed that, limits the motion of nozzle
Scope, can not be obtained with the pressure for avoiding nozzle from being subject to by pressure sensor.
2nd, shower nozzle of the present utility model also includes sensor, and sensor is arranged on housing to detect nozzle with respect to housing
Height and position.It is so designed that, when sensor is used to detect the height and position of the relative housing of nozzle, sensor can be by nozzle
Height and position passes to other electronic components in the way of electric signal, to realize that controller accurately obtains the height value of nozzle.
3rd, 3D printer of the present utility model includes controller, and controller is by pressing mechanism regulation regulation nozzle in unit
The quantity of melted material is ejected in time.It is so designed that, the quantity that nozzle sprays melted material will be precisely controlled.
4th, in the utility model, the pressure calibration method of 3D printer includes the position calibration method of workbench, specifically：
Shower nozzle with respect to working table movement, until the active force of workbench extruding jet nozzle by sensor passes to controller, in workbench
The active force of extruding jet nozzle by sensor passes to controller during, if pressure signal of the sensor passes to controller
Between P1-P2, then workbench completes calibration, and otherwise workbench carries out position correction.It is so designed that, 3D printer can be with
Altitude range interval value of the workbench in diverse location is obtained, altitude range of the workbench in diverse location is obtained in 3D printer
After interval value, technical staff is by adjusting the flatness and gradient of workbench, to complete the pressure calibration of 3D printer.
5th, in the utility model, the pressure compensating method of 3D printer includes the position compensation method of nozzle, specifically：Spray
The relative working table movement of head, until the active force of workbench extruding jet nozzle by sensor passes to controller, squeezed in workbench
Press nozzle active force by sensor passes to controller during, the pressure signal that controller is inputted according to sensor,
Calculate the height value of generation workbench diverse location.It is so designed that, 3D printer can obtain height of the workbench in diverse location
Angle value, when 3D printer obtains height value of the workbench in diverse location, controller is according to the height of workbench diverse location
One group of data of generation are calculated, this group of data are that pressing mechanism adjusts conveying pipeline through nozzle print in workbench when 3D printer works
On quantity of material.
6th, in the utility model, workbench is obtained after the height value of diverse location in 3D printer, pressing mechanism extruding
Conveying pipeline so that its internal melted material by nozzle print on the table, when the melted material in conveying pipeline passes through spray
When mouth is printed on the table, height value of the controller based on diverse location on workbench simultaneously adjusts conveying pipeline by pressing mechanism
Quantity of material through nozzle print on the table.It is so designed that, the model that 3D printer is printed has high excellent of precision
Point.
Brief description of the drawings
Fig. 1 is the structural representation of shower nozzle in the utility model embodiment one；
Fig. 2 is the structural representation of 3D printer in the utility model embodiment one.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is a part of embodiment of the utility model, rather than whole implementation
Example.Based on the embodiment in the utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Embodiment one
Referring to Figures 1 and 2,3D printer, including mounting bracket 10, workbench 20 and shower nozzle 30, shower nozzle 30 and workbench
20 are arranged in mounting bracket 10 and shower nozzle 30 is located at the top of workbench 20, and shower nozzle 30 includes nozzle 2, conveying pipeline 3 and extruding
Mechanism 4, conveying pipeline 3 is connected with nozzle 2, and pressing mechanism 4 is connected with conveying pipeline 3, in the course of work of pressing mechanism 4, conveying pipeline
Melted material 6 in 3 is injected on workbench 20 through nozzle 2.
Reference picture 1, solid material after high temperature melt enter with the conveying pipeline 3 corresponding to nozzle 2, with pressing mechanism 4
(in the presence of pressing mechanism 4 elastic deformation occurs for corresponding conveying pipeline 3.Bullet occurs for conveying pipeline 3 corresponding with pressing mechanism 4
Property deformation during, its internal material is moved to the direction of nozzle 2, is pushed to the melted material 6 inside nozzle 2 with realizing
Outside nozzle 2.
In the present embodiment, solid material is heated at nozzle 2 is changed into melted material 6.It is so designed that, 3D printer consumption energy
Amount is small, and the model forming effect that it is printed is good.In other embodiment of the present utility model, fixed material can be in extruding
Melt in conveying pipeline corresponding to mechanism, solid material can also melt in the porch of conveying pipeline.
Referring to Figures 1 and 2, difference from prior art is：3D printer also includes controller 50, and shower nozzle 30 is also wrapped
Housing 1 and sensor 5 are included, housing 1 is connected with controller 50 by drive mechanism 40, pressing mechanism 4 and sensor 5 and controller
50 electrical connections, housing 1 has upper limit position and lower position, and nozzle 2 is movably arranged on housing 1 and the nozzle 2 can be upper
Moved back and forth between extreme position and lower position, sensor 5 is arranged on housing 1 to detect nozzle 2 in mounting bracket 10
Height and position.
In the present embodiment, the method that controller 50 obtains the diverse location height value of workbench 20：The first step, controller 50 leads to
The control shower nozzle 30 of mechanism of overdriving 40 is moved with respect to workbench 20, until the active force of the extruding jet nozzle 2 of workbench 20 passes through sensing
Device 5 passes to controller 50, when the active force of the extruding jet nozzle 2 of workbench 20 passes to controller 50 by sensor 5, control
Device 50 processed can obtain the height value of the diverse location on workbench 20 of nozzle 2；Second step, controller 50 is according to nozzle 2 in peace
Height value on dress support 10 calculates the height value of the diverse location of workbench 20.
Reference picture 1, the controller 50 of the present embodiment is electrically connected with drive mechanism 40, specifically：Drive mechanism 40 includes the
One motor, the second motor and the 3rd motor, the first motor drive shower nozzle 30 to be transported along its short transverse by first gear component
Dynamic, the second motor drives shower nozzle 30 along the transverse movement of workbench 20 by second gear component, and the 3rd motor passes through the 3rd gear
Component drives shower nozzle 30 along the lengthwise movement of workbench 20.In other embodiment of the present utility model, drive mechanism includes first
Cylinder, the second cylinder and the 3rd cylinder, the first cylinder drive shower nozzle to be moved along its short transverse, and the second cylinder drives shower nozzle along work
Make platform transverse movement, the 3rd cylinder drives shower nozzle along table longitudinal movement.
Reference picture 1, the sensor 5 described in the present embodiment is pressure sensor, and the squeeze pressure sensor of nozzle 2 is so that pressure
Height and position of the sensor detection nozzle 2 with respect to housing 1.It is so designed that, shower nozzle 30 is simple in construction, manufacturing cost is low.In this reality
With in other new implementations, sensor includes three position sensors, and three position sensors are respectively that the first infrared ray is passed
Sensor, the second infrared ray sensor and the 3rd infrared ray sensor, the first infrared ray sensor are arranged on the lower position of housing
Place, the second infrared ray sensor is arranged at the upper limit position of housing, and the 3rd infrared ray sensor is arranged on the lower limit of housing
Put between upper limit position, the first infrared ray sensor, the second infrared ray sensor and the 3rd infrared ray sensor pass through sensing
Nozzle is to obtain height and position of the nozzle in housing.
In the present embodiment, mounting bracket 10 is included on base 101 and the support frame 102 being connected with base 101, base 101
The origin of coordinates is provided with, shower nozzle 30 is installed on support frame 102, (relative coordinate of nozzle 2 is that nozzle 2 goes out to the relative coordinate of nozzle 2
Relative coordinate at material mouth) calculated based on the origin of coordinates on base 101, specifically：When the extruding jet nozzle 2 of workbench 20
When active force passes to controller 50 by pressure sensor, controller 50 is based on " relative coordinate of housing extreme position about 1 "
And " displacement in short transverse produced by the squeeze pressure sensor of nozzle 2 " calculates the generation relative coordinate origin of nozzle 2
Relative coordinate.When controller 50 calculates the relative coordinate of delivery nozzle 2, if nozzle 2 directly offsets with workbench 20, nozzle 2
Relative coordinate be workbench 20 relative coordinate；If nozzle 2 is offseted indirectly with workbench 2 by melted material, nozzle 2
The thickness that relative coordinate subtracts melted material draws the relative coordinate of workbench 20.
Reference picture 1, the housing 1 of the present embodiment has accommodating cavity 11, and pressure sensor is arranged in accommodating cavity 11, at least
The lower end of portion nozzle 2 insertion accommodating cavity 11 and pressure sensor offsets, specifically：Housing 1 is provided with and connected with accommodating cavity 11
First opening 111, at least part nozzle 2 through first opening 111 insert accommodating cavities 11 in.Be so designed that, pressure sensor by
The probability of external force influence will be reduced, to improve the accuracy of pressure sensor detection.In other implementations of the present utility model
In example, pressure sensor is arranged on the lateral wall of housing, and nozzle is connected with pressure sensor by glue；Either, nozzle
It is connected with pressure sensor by connecting rod.
It should be noted that：The lower position of housing 1 described in the present embodiment is the wall on the bottom surface of accommodating cavity 11, the housing
1 upper limit position is that pressure sensor deforms upon rear height and position of its bottom wall in housing 1.Certainly, in the utility model
Other embodiment in, the lower position of housing is the first position in housing sidewall, and first position is adjacent to the bottom wall of housing, shell
The upper limit position of body is the second place in housing sidewall, and the second place deforms upon its rear bottom wall in shell adjacent to pressure sensor
Internal height and position.
Reference picture 1, upper end and the pressing mechanism 4 of the pressure sensor of the present embodiment offset.It is so designed that, pressing mechanism 4
Convenient disassembly.In other embodiment of the present utility model, pressure sensor is connected by screw with pressing mechanism；Either,
The roof of pressure sensor and accommodating cavity offsets.
It is preferred that, in the present embodiment, shower nozzle also includes heat insulating mattress, and the heat insulating mattress is arranged between nozzle 2 and sensor 5.
It is so designed that, the service life of sensor 5 will be enhanced.
The second opening 112 connected with accommodating cavity 11 is additionally provided with reference picture 1, the housing 1 of the present embodiment, conveying pipeline 3 is passed through
Second opening 112 enters in accommodating cavity 11, when conveying pipeline 3 enters in accommodating cavity 11 through the second opening 112, conveying pipeline 3 and spray
Mouth 2 is fixedly connected, specifically：Conveying pipeline 3 is threadedly coupled with nozzle 2.In other embodiment of the present utility model, conveying pipeline with
Nozzle is snapped connection.
In the present embodiment, the pressing mechanism 4 can be grip module, and the pressing mechanism 4 can also be cylinder assembly.
Because the utility model does not make improvement to pressing mechanism 4, therefore, the utility model does not introduce the concrete structure of pressing mechanism 4.
In the present embodiment, the pressure calibration method of 3D printer, it is characterised in that comprise the following steps：
S01) controller 50 sets pressure signal P 1, P2 and P, P1 ＜ P ＜ P2；
S02) shower nozzle 30 is moved with respect to workbench 20, until the active force of the extruding jet nozzle 30 of workbench 20 passes through sensor 5
Controller 50 is passed to, the process of controller 50 is passed to by sensor 5 in the active force of the extruding jet nozzle 30 of workbench 20
In, if sensor 5 passes to the pressure signal of controller 50 between P1-P2,3D printer completes calibration, otherwise
Into step S03；
S03) workbench 20 carries out position correction, after workbench 20 completes position correction, into step S02.
In reference picture 2, the present embodiment, " shower nozzle 30 is moved with respect to workbench 20 " has following two understanding modes：1, it is first
First, shower nozzle 30 is moved along its short transverse, until the melted material that the top discharge mouthful of nozzle 2 sprays offsets with workbench 20；Then
Shower nozzle 30 is along the lengthwise movement of workbench 20 and transverse movement.2nd, first, shower nozzle 30 is along the lengthwise movement of workbench 20 and transverse direction
Motion；Then, shower nozzle 30 is moved along its short transverse, until melted material and the phase of workbench 20 that the top discharge mouthful of nozzle 2 sprays
Support.
Reference picture 2, the nozzle 2 of the present embodiment is offseted indirectly with workbench 20 by melted material, and workbench 20 passes through molten
The active force for melting material extruding jet nozzle 2 passes to controller 50 by sensor 5.It is so designed that, the service life of nozzle 2 is incited somebody to action
To further raising.In other embodiment of the present utility model, nozzle directly offsets with workbench, workbench extruding jet nozzle
Active force is by sensor passes to controller.
In the present embodiment, " workbench 20 carries out position correction " includes following three kinds of methods：1st, the work with renewing
Platform；2nd, the height and position of adjustment work platform；3rd, workbench is finished by instruments such as grinding machine, lathe, milling machines.
Embodiment two
In the present embodiment, 3D printer is the 3D printer in embodiment one.
It is with the difference of embodiment one：In the present embodiment, 3D printer has pressure compensating method.
The pressure compensating method of 3D printer, comprises the following steps：
S01) controller sets pressure signal P 1, P2 and P, P1 ＜ P ＜ P2；
S02) shower nozzle is with respect to working table movement, until the active force of workbench extruding jet nozzle gives control by sensor passes
Device, workbench extruding jet nozzle active force by sensor passes to controller during, controller is defeated according to sensor
The pressure signal entered, calculates the height value of generation workbench diverse location.
In the present embodiment, " shower nozzle is with respect to working table movement " has following two understanding modes：1, first, shower nozzle is high along it
Direction motion is spent, until the melted material that nozzle top discharge mouthful sprays offsets with workbench；Then shower nozzle is longitudinally transported along workbench
Dynamic and transverse movement.2nd, first, shower nozzle is along table longitudinal movement and transverse movement；Then, shower nozzle is along its short transverse
Motion, until the melted material that nozzle top discharge mouthful sprays offsets with workbench.
The nozzle of the present embodiment is offseted indirectly with workbench by melted material, and workbench passes through melted material extruding jet nozzle
Active force by sensor passes to controller.It is so designed that, the service life of nozzle will be further enhanced.In this reality
With in new other embodiment, nozzle is directly offseted with workbench, and the active force of workbench extruding jet nozzle is passed by sensor
Pass controller.
In the present embodiment, 3D printer needs first to carry out pressure calibration before pressure compensation, concretely comprises the following steps：
The first step, controller 50 sets pressure signal P 1, P2 and P, P1 ＜ P ＜ P2；
Second step, shower nozzle 30 is moved with respect to workbench 20, until the active force of the extruding jet nozzle 30 of workbench 20 passes through sensing
Device 5 passes to controller 50, and the process of controller 50 is passed to by sensor 5 in the active force of the extruding jet nozzle 30 of workbench 20
In, if sensor 5 passes to the pressure signal of controller 50 between P1-P2, into the 4th step, otherwise into the 3rd step；
3rd step, workbench 20 carries out position correction, after workbench 20 completes position correction, into step S02；
4th step, shower nozzle is with respect to working table movement, until the active force of workbench extruding jet nozzle is given by sensor passes
Controller, workbench extruding jet nozzle active force by sensor passes to controller during, controller is according to sensing
The pressure signal of device input, calculates the height value of generation workbench diverse location.
Certainly, in other embodiment of the present utility model, 3D printer can be without pressure calibration.
It is preferred that, in the present embodiment, the pressure compensating method of 3D printer after step S02, carries out step S03, specifically
's：Controller control pressing mechanism extruding conveying pipeline so that its internal melted material by nozzle print on the table, when
Melted material in conveying pipeline by nozzle print on the table when, height value of the controller based on diverse location on workbench
And quantity of material of the conveying pipeline through nozzle print on the table is adjusted by pressing mechanism.
It should be appreciated that exemplary embodiment as described herein is illustrative and be not restrictive.Although being retouched with reference to accompanying drawing
One or more embodiments of the present utility model are stated, it should be understood by one skilled in the art that without departing from appended
In the case of the spirit and scope of the present utility model that claim is limited, the change of various forms and details can be made.
Claims (5)
1.3D printers, including mounting bracket, workbench and shower nozzle, the shower nozzle and the workbench are arranged on the installation branch
On frame and the shower nozzle be located at the workbench above, the shower nozzle include nozzle, conveying pipeline and pressing mechanism, the conveying
Pipe is connected with the nozzle, and the pressing mechanism is connected with the conveying pipeline, it is characterised in that the 3D printer also includes control
Device processed, the shower nozzle also includes housing and sensor, and the housing is connected with the controller by drive mechanism, the extruding
Mechanism and the sensor are electrically connected with the controller, and the housing has upper limit position and lower position, and the nozzle is lived
Dynamic setting is on the housing and the nozzle can be moved back and forth between upper limit position and lower position, and the sensor is set
On the housing to detect height and position of the nozzle in the mounting bracket.
2. 3D printer as claimed in claim 1, it is characterised in that the sensor is pressure sensor, the nozzle is squeezed
The pressure sensor is pressed so that the pressure sensor detects the height and position of the relatively described housing of nozzle.
3. 3D printer as claimed in claim 2, it is characterised in that the housing has accommodating cavity, the pressure sensor
It is arranged in the accommodating cavity, the lower end that at least partly described nozzle inserts the accommodating cavity and the pressure sensor offsets.
4. 3D printer as claimed in claim 2, it is characterised in that the upper end of the pressure sensor and the pressing mechanism
Offset.
5. the 3D printer as described in one of Claims 1-4, it is characterised in that the shower nozzle also includes heat insulating mattress, it is described every
Heat pad is arranged between the nozzle and the sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008056.0U CN206344459U (en) | 2017-01-04 | 2017-01-04 | 3d printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720008056.0U CN206344459U (en) | 2017-01-04 | 2017-01-04 | 3d printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206344459U true CN206344459U (en) | 2017-07-21 |
Family
ID=59324086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720008056.0U Withdrawn - After Issue CN206344459U (en) | 2017-01-04 | 2017-01-04 | 3d printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206344459U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626367A (en) * | 2017-01-04 | 2017-05-10 | 杭州先临三维科技股份有限公司 | 3D printer and pressure detection method and pressure compensation method thereof |
| CN107745520A (en) * | 2017-12-06 | 2018-03-02 | 北京太尔时代科技有限公司 | A kind of 3D printer calibrating installation and its calibration method |
| CN108068328A (en) * | 2017-12-19 | 2018-05-25 | 深圳森工科技有限公司 | Recover the method for printing after 3D printing device, 3D printer and its interruption |
-
2017
- 2017-01-04 CN CN201720008056.0U patent/CN206344459U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626367A (en) * | 2017-01-04 | 2017-05-10 | 杭州先临三维科技股份有限公司 | 3D printer and pressure detection method and pressure compensation method thereof |
| CN106626367B (en) * | 2017-01-04 | 2019-03-19 | 先临三维科技股份有限公司 | The pressure detection method and its pressure compensating method of 3D printer, 3D printer |
| CN107745520A (en) * | 2017-12-06 | 2018-03-02 | 北京太尔时代科技有限公司 | A kind of 3D printer calibrating installation and its calibration method |
| CN108068328A (en) * | 2017-12-19 | 2018-05-25 | 深圳森工科技有限公司 | Recover the method for printing after 3D printing device, 3D printer and its interruption |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 311258 No. 1398, Wenbin Road, Wenyan street, Xiaoshan District, Hangzhou, Zhejiang. Patentee after: First facing the three dimensional Polytron Technologies Inc Address before: 311215 No. 1398, Wenbin Road, Wenyan street, Xiaoshan District, Hangzhou, Zhejiang. Patentee before: Hangzhou Shining 3D Technology Co., Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170721 Effective date of abandoning: 20190319 |