CN109571949A - A kind of polar coordinates lead screw transmission cantilevered 3D printer - Google Patents
A kind of polar coordinates lead screw transmission cantilevered 3D printer Download PDFInfo
- Publication number
- CN109571949A CN109571949A CN201811502132.9A CN201811502132A CN109571949A CN 109571949 A CN109571949 A CN 109571949A CN 201811502132 A CN201811502132 A CN 201811502132A CN 109571949 A CN109571949 A CN 109571949A
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- China
- Prior art keywords
- cantilever
- printer
- lead screw
- polar coordinates
- cantilevered
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/205—Means for applying layers
- B29C64/209—Heads; Nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/227—Driving means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/227—Driving means
- B29C64/241—Driving means for rotary motion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/386—Data acquisition or data processing for additive manufacturing
- B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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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
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- 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
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
Abstract
The invention belongs to 3D printer technical fields, and in particular to a kind of polar coordinates lead screw transmission cantilevered 3D printer.Including printer body, workbench, the cantilever frame being set to above the workbench, the printer head being arranged on the cantilever frame, vertical drive, cantilever drive device；The printer body is used to support entire 3D printer；The vertical drive, for realizing the workbench Z-direction elevating movement；The cantilever drive device for driving the cantilever frame in the rotation in the direction θ, and can drive the printer head that can move linearly along the cantilever frame in the direction ρ；Rotary motion and printer head linear motion in ρ direction of the cantilever frame in the direction θ constitutes movement of the printer head in polar coordinates.It is printed using polar coordinates lead screw transmission cantilevered 3D printer provided by the invention, can control positioning accuracy is 0.1mm, and the speed of service is in 80-100mm/s.
Description
Technical field
The invention belongs to 3D printer technical fields, and in particular to a kind of polar coordinates lead screw transmission cantilevered 3D printer.
Background technique
3D printer is also known as three-dimensional printer (3DP), is a kind of utilization cumulative manufacturing technology (i.e. rapid prototyping technology)
Equipment.It is one kind based on digital model file, with adhesive materials such as powdery metal, special wax material or plastics, leads to
The jointing material of printing from level to level is crossed to manufacture three-dimension object.The principle of 3D printer is that data and raw material are put into 3D printer
In, machine can according to the program editted in advance product from level to level successively print.
Currently, the 3D printer of domestic and international market research and development, is all the three-dimensional fast shaping under rectangular coordinate system, movement
It is realized by 3 coordinates in this 3 directions X-Y-Z.But many products are all curved-surface structure such as orthoses in production practices, and thin-walled returns
Turn part etc., the 3D printer of rectangular coordinate system cannot meet the requirement of precision at this time.
It is workbench to be changed into rotary table, but be only capable of printing with work that receiving, which has the polar coordinates 3D printer in technology,
Make the revolving body that platform center is the center of circle, or the product with centre bore class, the size of printed product is limited, and print speed is slower.
A kind of patent of invention (denomination of invention: rotary 3D printer, application number: although 201610522824.4) being pole
The cantilevered 3D printer of coordinate, but its polar diameter ρ, polar angle θ and Z-direction are controlled by cantilever, and control is not separated by,
And the control of Z-direction is using guide rail, and cantilever end end is excessively close apart from column, causes cantilever not and can be carried out the rotation of wide-angle
Turn etc. all to influence the precision of work.
Utility model patent (denomination of invention: cantilevered polar coordinates 3D printing device, application number: 201620540746.6 "
Good using the structural stability of framework, 4 root posts will affect the rotary work range of print head, although workbench uses
Lead screw transmission improves the precision of Z-direction, but the change of the polar diameter ρ of its print head is controlled using synchronous belt, this knot
Structure has very big drawback, and synchronous belt control precision is very low and print speed is slower, influences the efficiency for constructing object.
Summary of the invention
In view of the above technical problems, the present invention provides a kind of polar coordinates lead screw transmission cantilevered 3D printer.
The present invention is achieved by the following technical solutions:
A kind of polar coordinates lead screw transmission cantilevered 3D printer, including printer body, workbench, it is set to the work
Make the cantilever frame above platform, the printer head being arranged on the cantilever frame, vertical drive, cantilever drive dress
It sets；
The printer body is used to support entire 3D printer；
The vertical drive, for realizing the workbench Z-direction elevating movement；
The cantilever drive device for driving the cantilever frame in the rotation in the direction θ, and can drive described beat
Print machine spray head can move linearly along the cantilever frame in the direction ρ；Cantilever frame the direction θ rotary motion and beat
Linear motion of the print machine spray head in the direction ρ constitutes movement of the printer head in polar coordinates.
Further, the printer body include base platform and base platform mesa sidewalls connected vertically,
It is set to the top platform above the base platform and with connection at the top of the mesa sidewalls；The top platform is for connecting
The cantilever frame.Wherein, the area for being less than the base platform by controlling the area of the top platform, and the top
Portion's platform is correspondingly arranged at the top in one corner of base platform.The top in one corner of base platform is set, when outstanding
When arm frame is rotated relative to top platform, the print area of printing head can cover entire workbench.
Further, the vertical drive is parallel with the down-feed screw including the first stepper motor, down-feed screw
The vertical polished rod being arranged；
First stepper motor is fixedly installed on the base platform；
First stepper motor is connected by vertical shaft coupling with one end of the down-feed screw, the down-feed screw
The other end is fixedly installed in the mesa sidewalls；
One end of vertical polished rod is fixedly installed on the base platform, and the other end is fixedly installed on the mesa sidewalls
On；
Down-feed screw nut is set in the down-feed screw, vertical polished rod linear bearing is set on the vertical polished rod；
The workbench is connected with down-feed screw nut and the vertical polished rod linear bearing, by the down-feed screw nut with
And the vertical polished rod linear bearing, the workbench can be realized along the down-feed screw and the vertical polished rod in Z
Axis direction carries out elevating movement.
Preferably, first stepper motor is fixedly connected by stepper motor support frame with the base platform；Also,
The first stepper motor stress in order to prevent, the installation settings between the vertical shaft coupling and the down-feed screw other end
Plane bearing；The plane bearing is fixedly installed on the stepper motor support frame by interference fit.
Further, the quantity of the vertical polished rod is 2, is separately positioned on the two sides of the down-feed screw.
Further, the cantilever drive device includes cantilever decelerating motor, second stepper motor, setting in the cantilever
Cantilever screw rod and cantilever polished rod on frame；
The cantilever decelerating motor is connected by ball bearing and plane bearing with the top platform of the printer body,
One end of the cantilever frame is connected with the cantilever decelerating motor, and the cantilever decelerating motor can make the cantilever frame phase
It makes rotating motion to the top platform.Specifically, cantilever decelerating motor and cantilever frame are attached by same main shaft, because
This drives cantilever frame also to be rotated when cantilever decelerating motor rotation, and because the top platform is fixed on institute
In the rack for stating cantilever decelerating motor, so it is opposite to be able to drive the cantilever frame when cantilever decelerating motor rotation
The top platform makes rotating motion.
One end of the cantilever lead screw is connected by shaft coupling with the second stepper motor, and the other end passes through cantilever lead screw
Fastener is connected with the cantilever frame；Ball bearing is set in the cantilever lead screw fastener, so that the cantilever screw rod
It is not subject to axial force；
The cantilever polished rod and the cantilever screw rod are arranged in parallel, and the both ends of the cantilever polished rod and the cantilever frame are solid
Fixed connection；
Cantilever feed screw nut is set on the cantilever lead screw, cantilever linear bearing is set on the cantilever polished rod；Institute
Printer head is stated to connect with the cantilever feed screw nut and the cantilever linear bearing, by the cantilever feed screw nut with
And the cantilever linear bearing, the printer head can be realized to be moved in a straight line along the cantilever frame.
Further, the printer head includes printer head fixing piece and 3D printer extrusion mechanism；It is described to beat
Print machine spray head fixing piece is connected with the cantilever feed screw nut and the cantilever linear bearing, the 3D printer extrusion mechanism
The lower part of the printer head fixing piece is set.
Further, displacement sensor is set on the down-feed screw, the cantilever lead screw and the cantilever frame,
The displacement of workbench z-axis direction, displacement of the printer head in polar coordinates are measured respectively.
Further, the polar coordinates lead screw transmission cantilevered 3D printer further includes control unit, the displacement sensing
Device, first stepper motor, the second stepper motor and the cantilever decelerating motor are connected with described control unit,
Described control unit adjusts first stepper motor, second stepping electricity according to the data that institute's displacement sensors transmit
The operating parameter of machine and the cantilever decelerating motor.
Further, the print platform uses high temperature resistant boronation glass, so that print platform has certain high temperature resistant
And intensity；
The printer body uses aluminum alloy materials；Load-bearing basis of the printer body as entire 3D printer, 3D
Printer ceaselessly moves when working, and pedestal will have certain vibration resistance, because of aluminum alloy materials with good vibration resistance and by force
Degree, therefore pedestal selects aluminum alloy materials preparation.
Advantageous effects of the invention:
A kind of polar coordinates lead screw transmission cantilevered 3D printer provided by the present invention, is passed using lead screw transmission
Dynamic control, greatly increases the precision of the 3D printer, works at the same time platform in Z-direction progress elevating movement, cantilever
Printing head moved in polar coordinates, by the way that the polar diameter ρ and polar angle θ of printing head can be controlled, substantially increase precision and want
It asks.
At work, in order to guarantee precision, operation is general all not too large, probably 50 for 3D printer in the prior art
~60mm/s；However printed using polar coordinates lead screw transmission cantilevered 3D printer provided by the invention, it is fixed to control
Position precision is 0.1mm, and under the premise of guaranteeing the positioning accuracy, can be realized the speed of service and reach 80-100mm/s.
Detailed description of the invention
Fig. 1 is a kind of side schematic view of polar coordinates lead screw transmission cantilevered 3D printer in the embodiment of the present invention；
Fig. 2 is a kind of schematic top plan view of polar coordinates lead screw transmission cantilevered 3D printer in the embodiment of the present invention；
Fig. 3 is a kind of schematic rear view of polar coordinates lead screw transmission cantilevered 3D printer in the embodiment of the present invention；
Appended drawing reference: 1. printer bodies；2. workbench；3. cantilever frame；4. printer head；The spray of 4-1. printer
Head fixing piece；4-2.3D printer extrusion mechanism；5. down-feed screw；6. vertical polished rod；7. cantilever decelerating motor；8. cantilever silk
Bar；9. cantilever polished rod.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is explained in further detail.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, and
It is not used in the restriction present invention.
On the contrary, the present invention covers any substitution done on the essence and scope of the present invention being defined by the claims, repairs
Change, equivalent method and scheme.Further, in order to make the public have a better understanding the present invention, below to of the invention thin
It is detailed to describe some specific detail sections in section description.Part without these details for a person skilled in the art
The present invention can also be understood completely in description.
As shown in Figure 1-3, the present invention provides a kind of polar coordinates lead screw transmission cantilevered 3D printer embodiment, including printing
Workbench 2, the cantilever frame 3 being set to above the workbench, beating on the cantilever frame is arranged in machine fuselage 1
Print machine spray head, vertical drive, cantilever drive device；
The printer body 1, is used to support entire 3D printer；
The vertical drive, for realizing the workbench Z-direction elevating movement；
The cantilever drive device for driving the cantilever frame in the rotation in the direction θ, and can drive described beat
Print machine spray head moves linearly along the cantilever frame in the direction ρ；Rotary motion and printer of the cantilever frame in the direction θ
Linear motion of the spray head in the direction ρ constitutes movement of the printer head in polar coordinates.
In the present embodiment, the printer body includes base platform and base platform platform connected vertically
Side wall is set to the top platform simultaneously and at the top of the mesa sidewalls connected above the base platform；The top platform is used
In the connection cantilever frame 3.
In the present embodiment, the vertical drive includes the first stepper motor, down-feed screw 5 and the vertical silk
Thick stick vertical polished rod 6 disposed in parallel；
First stepper motor is fixedly installed on the base platform；
First stepper motor is connected by vertical shaft coupling with one end of the down-feed screw 5, the down-feed screw 5
The other end be fixedly installed in the mesa sidewalls；
One end of vertical polished rod 6 is fixedly installed on the base platform, and the other end is fixedly installed on the mesa sidewalls
On；
Down-feed screw nut is set on the down-feed screw, vertical polished rod linear axis is set on the vertical polished rod
It holds；The workbench is connected with down-feed screw nut and the vertical polished rod linear bearing, passes through the down-feed screw spiral shell
The female and described vertical polished rod linear bearing, the workbench can be realized along the down-feed screw and the vertical polished rod
Elevating movement is carried out in Z-direction.
In the present embodiment, the quantity of the vertical polished rod is 2, is separately positioned on the two sides of the down-feed screw.
In the present embodiment, the cantilever drive device includes cantilever decelerating motor 7, second stepper motor, setting in institute
State the cantilever screw rod 8 and cantilever polished rod 9 on cantilever frame；
The cantilever decelerating motor 7 is connected by ball bearing and plane bearing and the top platform of the printer body
It connects, one end of the cantilever frame and the cantilever decelerating motor 7 connection, the rotation of the cantilever decelerating motor 7 are able to drive
The relatively described top platform of cantilever frame 3 makes rotating motion；
One end of the cantilever lead screw 8 is connected by shaft coupling with the second stepper motor, and the other end passes through cantilever silk
Thick stick fastener is connected with the cantilever frame；Ball bearing is set in 8 fastener of cantilever lead screw, so that the cantilever silk
Bar is not subject to axial force；
The cantilever polished rod 9 and the cantilever screw rod 8 are arranged in parallel, the both ends of the cantilever polished rod 9 and the cantilever frame
Frame 3 is fixedly connected；
Cantilever feed screw nut is set on the cantilever lead screw, cantilever linear bearing is set on the cantilever polished rod；Institute
It states printer head to connect with the cantilever feed screw nut and with the cantilever linear bearing, passes through the cantilever feed screw nut
And the cantilever linear bearing, the printer head can be realized to be moved in a straight line along the cantilever frame.
Further, the printer head includes printer head fixing piece 4-1 and 3D printer extrusion mechanism 4-2；
The printer head fixing piece is connected with the cantilever feed screw nut and with the cantilever linear bearing, the 3D printer
The lower part of the printer head fixing piece is arranged in extrusion mechanism.
Further, displacement sensor is set on the down-feed screw, the cantilever lead screw and the cantilever frame,
Displacement of the workbench in the displacement of z-axis direction and printer head in polar coordinates is measured respectively.
In the present embodiment, the polar coordinates lead screw transmission cantilevered 3D printer further includes control unit, the displacement
Sensor, first stepper motor, the second stepper motor and the cantilever decelerating motor are and described control unit
Connection, described control unit adjust first stepper motor, described according to the displacement data that institute's displacement sensors transmit
The operating parameter of second stepper motor and the cantilever decelerating motor.
In the present embodiment, the print platform uses high temperature resistant boronation glass, so that print platform has centainly resistance to
High temperature and intensity；The printer body uses aluminum alloy materials.
At work, in order to guarantee precision, operation is general all not too large, probably 50 for 3D printer in the prior art
~60mm/s；However printed using polar coordinates lead screw transmission cantilevered 3D printer provided by the invention, it is fixed to control
Position precision is 0.1mm, and under the premise of guaranteeing the positioning accuracy, can be realized the speed of service and reach 80-100mm/s.
The there is provided polar coordinates lead screw transmission cantilevered 3D printer of the present embodiment uses open layout, i.e., in 3D printer
Workbench in be not provided with column, therefore printing head will not be influenced when rotated by column, and workbench will not influence
The rotary work space of printing head.
Claims (9)
1. a kind of polar coordinates lead screw transmission cantilevered 3D printer, which is characterized in that including printer body, workbench, set
The cantilever frame that is placed in above the workbench, the printer head being arranged on the cantilever frame, vertical drive,
Cantilever drive device；
The printer body is used to support entire 3D printer；
The vertical drive, for realizing the workbench Z-direction elevating movement；
The cantilever drive device for driving the cantilever frame in the rotation in the direction θ, and can drive the printer
Spray head moves linearly along the cantilever frame in the direction ρ；Rotary motion and printer head of the cantilever frame in the direction θ
Linear motion in the direction ρ constitutes movement of the printer head in polar coordinates.
2. a kind of polar coordinates lead screw transmission cantilevered 3D printer according to claim 1, which is characterized in that the printer
Fuselage include base platform and base platform mesa sidewalls connected vertically, be set to above the base platform and and
The top platform connected at the top of the mesa sidewalls；The top platform is for connecting the cantilever frame.
3. a kind of polar coordinates lead screw transmission cantilevered 3D printer according to claim 2, which is characterized in that the vertical drive
Dynamic device includes the first stepper motor, down-feed screw and the down-feed screw vertical polished rod disposed in parallel；
First stepper motor is fixedly installed on the base platform；
First stepper motor is connected with one end of the down-feed screw by vertical shaft coupling, the down-feed screw it is another
End is fixedly installed in the mesa sidewalls；
One end of vertical polished rod is fixedly installed on the base platform, and the other end is fixedly installed in the mesa sidewalls；
Down-feed screw nut is set on the down-feed screw, vertical polished rod linear bearing is set on the vertical polished rod；Institute
Workbench is stated to connect with down-feed screw nut and the vertical polished rod linear bearing, by the down-feed screw nut and
The vertical polished rod linear bearing, the workbench can be realized along the down-feed screw and the vertical polished rod in Z axis
Direction carries out elevating movement.
4. a kind of polar coordinates lead screw transmission cantilevered 3D printer according to claim 2, which is characterized in that the vertical light
The quantity of bar is 2, is separately positioned on the two sides of the down-feed screw.
5. a kind of polar coordinates lead screw transmission cantilevered 3D printer according to claim 2, which is characterized in that the cantilever drives
Dynamic device includes cantilever decelerating motor, second stepper motor, the cantilever screw rod and cantilever polished rod being arranged on the cantilever frame；
The cantilever decelerating motor is connected by ball bearing and plane bearing with the top platform of the printer body, described
One end of cantilever frame is connected with the cantilever decelerating motor, and the rotation of the cantilever decelerating motor is able to drive the cantilever frame
The relatively described top platform of frame makes rotating motion；
One end of the cantilever lead screw is connected by shaft coupling with the second stepper motor, and the other end is fastened by cantilever lead screw
Part is connected with the cantilever frame；Ball bearing is set in the cantilever lead screw fastener, so that the cantilever screw rod is not held
By axial force；
The cantilever polished rod and the cantilever screw rod are arranged in parallel, the both ends of the cantilever polished rod and the fixed company of the cantilever frame
It connects；
Cantilever feed screw nut is set on the cantilever lead screw, cantilever linear bearing is set on the cantilever polished rod；It is described to beat
Print machine spray head is connected with the cantilever feed screw nut and with the cantilever linear bearing, by the cantilever feed screw nut and
The cantilever linear bearing, the printer head can be realized to be moved in a straight line along the cantilever frame.
6. a kind of polar coordinates lead screw transmission cantilevered 3D printer according to claim 5, which is characterized in that the printer
Spray head includes printer head fixing piece and 3D printer extrusion mechanism；The printer head fixing piece and the cantilever lead screw
It nut and is connected with the cantilever linear bearing, the 3D printer extrusion mechanism is arranged in the printer head fixing piece
Lower part.
7. a kind of polar coordinates lead screw transmission cantilevered 3D printer according to claim 5, which is characterized in that described vertical
Displacement sensor is set on lead screw, the cantilever lead screw and the cantilever frame, measures the workbench respectively in z-axis side
To the displacement of displacement and printer head in polar coordinates.
8. a kind of polar coordinates lead screw transmission cantilevered 3D printer according to claim 7, which is characterized in that the polar coordinates
Lead screw transmission cantilevered 3D printer further includes control unit, institute's displacement sensors, first stepper motor, described second
Stepper motor and the cantilever decelerating motor are connected with described control unit, and described control unit is according to the displacement sensing
The displacement data of device transmission adjusts first stepper motor, the second stepper motor and the cantilever decelerating motor
Operating parameter.
9. any one of -5 a kind of polar coordinates lead screw transmission cantilevered 3D printer according to claim 1, which is characterized in that institute
Print platform is stated using high temperature resistant boronation glass, so that print platform has certain high temperature resistant and intensity；The printer
Fuselage uses aluminum alloy materials.
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| CN201811502132.9A CN109571949A (en) | 2018-12-10 | 2018-12-10 | A kind of polar coordinates lead screw transmission cantilevered 3D printer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811502132.9A CN109571949A (en) | 2018-12-10 | 2018-12-10 | A kind of polar coordinates lead screw transmission cantilevered 3D printer |
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| CN109571949A true CN109571949A (en) | 2019-04-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110370618A (en) * | 2019-08-23 | 2019-10-25 | 武汉必盈生物科技有限公司 | A kind of Table top type 3D printer |
| CN113188737A (en) * | 2021-04-13 | 2021-07-30 | 西安航天动力技术研究所 | Two-dimensional earthquake simulation shaking table |
| CN113453446A (en) * | 2021-06-25 | 2021-09-28 | 鞠欢 | Desktop chip mounter and paster equipment |
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| CN106182777A (en) * | 2016-08-11 | 2016-12-07 | 余静远 | A kind of circular cylindrical coordinate formula 3D printer |
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