CN112428579A - X-Y plane movement mechanism for 3D printer nozzle - Google Patents
X-Y plane movement mechanism for 3D printer nozzle Download PDFInfo
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- CN112428579A CN112428579A CN202011256778.0A CN202011256778A CN112428579A CN 112428579 A CN112428579 A CN 112428579A CN 202011256778 A CN202011256778 A CN 202011256778A CN 112428579 A CN112428579 A CN 112428579A
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- 230000033001 locomotion Effects 0.000 title claims abstract description 107
- 230000007246 mechanism Effects 0.000 title claims abstract description 83
- 239000007921 spray Substances 0.000 claims abstract description 15
- 230000003287 optical effect Effects 0.000 claims description 88
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 238000010146 3D printing Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 description 14
- 230000008021 deposition Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000012815 thermoplastic material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
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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
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/118—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using filamentary material being melted, e.g. fused deposition modelling [FDM]
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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
- B29C64/227—Driving means
- B29C64/236—Driving means for motion in a direction within the plane of a layer
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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
Abstract
The invention relates to an X-Y plane movement mechanism of a 3D printer nozzle, and belongs to the technical field of 3D printing. The invention comprises a reference flat plate, a spray nozzle support, an X-axis driving motor, a Y-axis driving motor, an X-axis movement mechanism and a Y-axis movement mechanism, wherein the X-axis driving motor and the Y-axis driving motor are fixed on the reference flat plate, and the X-axis movement mechanism and the Y-axis movement mechanism are arranged in parallel and are independent.
Description
Technical Field
The invention relates to a plane movement mechanism, in particular to an X-Y plane movement mechanism of a 3D printer nozzle, and belongs to the technical field of 3D printing.
Background
A 3D printer, also known as additive manufacturing equipment, is one type of rapid prototyping equipment that constructs an object by printing layer-by-layer using bondable materials, such as powdered metal or plastic, based on a digital model file. According to the difference of printing mode and printing material, 3D printer can be divided into different categories. The Fused Deposition (FDM) 3D printer is the most widely used 3D printing device at present, and the main forming principle is that a nozzle is adopted to heat a filamentous thermoplastic material to a molten state, and then the filamentous thermoplastic material is uniformly extruded and formed on a working platform according to a predetermined track of each layer of the cross section of a part, so that the nozzle and a movement mechanism thereof are key components directly determining the working performance of the fused deposition 3D printer.
The motion mechanism of the Fused Deposition (FDM) 3D printer at the present stage can be mainly divided into a series motion mechanism and a parallel motion mechanism, wherein the series motion mechanism has the problems of large inertia mass, slow action response, low transmission efficiency and the like of the motion mechanism, and the parallel motion mechanism has the problems of complex transmission mechanism, poor rigidity of a transmission system and the like. Therefore, most fused deposition 3D printers still stay in the technical stage of the desktop-level 3D printer at present, and the technical requirements of large forming size range, high forming speed, high forming precision and the like required by the industrial-level fused deposition 3D printer are difficult to achieve.
Chinese patent publication No. CN208745362U, 04/16/2019, discloses a utility model named "an XY axis movement mechanism for a 3D printer". The X-axis motion mechanism is arranged on the Y-axis motion mechanism; the X-axis sliding block can be slidably clamped and sleeved on an X-axis I-shaped square rail of the X-axis movement mechanism; the Z-axis movement mechanism is longitudinally arranged in the case; the extruding mechanism is arranged above the X-axis sliding block; 3D beats printer head setting and is equipped with closing device at crowded material mechanism in X axle slider below. Although the patent is suitable for a large 3D printer with high speed, the X-axis motion mechanism in the motion mechanism is erected on the Y-axis motion mechanism and is a serial motion mechanism, and the motion mechanism has the problems of large inertia mass, slow action response, low transmission efficiency and the like, so the defect is also existed.
Therefore, the 3D printer movement mechanism which is simple and reliable in structure, small in movement inertia and high in transmission efficiency is provided, so that the technical requirements of industrial 3D printers on large-size, high-precision and high-speed 3D printing and forming are met, and the movement mechanism is particularly necessary.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the X-Y plane movement mechanism of the 3D printer nozzle, which has the advantages of simple and reasonable structural design, safety, reliability, small movement inertia and high transmission efficiency.
The technical scheme adopted by the invention for solving the problems is as follows: this 3D print head X-Y plane motion, including benchmark flat board, shower nozzle support, X axle driving motor and Y axle driving motor, X axle driving motor, Y axle driving motor all fix on the benchmark flat board its characterized in that: the X-axis movement mechanism and the Y-axis movement mechanism are arranged in parallel and are mutually independent; the X-axis movement mechanism comprises an X-axis driving motor, an X-axis ball screw, an X-axis ball nut, an X-axis linear guide rail I, an X-axis linear guide rail II, an X-axis slider I, an X-axis slider II, an X-axis optical shaft bracket I, an X-axis optical shaft bracket II and an X-axis optical shaft slide bar, an output shaft of the X-axis driving motor is connected with one end of the X-axis ball screw, and the X-axis linear guide rail I and the X-axis linear guide rail II are respectively arranged on the reference flat plate and are parallel to the X-axis ball screw; two ends of the X-axis optical axis sliding rod are respectively fixedly arranged on the first X-axis optical axis support and the second X-axis optical axis support; the X-axis optical shaft support I and the X-axis optical shaft support II are respectively arranged on the X-axis sliding block I and the X-axis sliding block II, the X-axis sliding block I and the X-axis sliding block II are respectively arranged on the X-axis linear guide rail II and the X-axis linear guide rail I and respectively form a linear guide rail kinematic pair with the X-axis linear guide rail II and the X-axis linear guide rail I, and the X-axis ball nut is arranged in the X-axis optical shaft support I; the Y-axis movement mechanism comprises a Y-axis driving motor, a Y-axis ball screw, a Y-axis ball nut, a first Y-axis linear guide rail, a second Y-axis linear guide rail, a first Y-axis sliding block, a second Y-axis sliding block, a first Y-axis optical shaft support, a second Y-axis optical shaft support and a Y-axis optical shaft sliding rod, an output shaft of the Y-axis driving motor is connected with one end of the Y-axis ball screw, and the first Y-axis linear guide rail and the second Y-axis linear guide rail are respectively fixed on the reference flat plate and are parallel to the Y-axis ball screw; two ends of a Y-axis optical axis sliding rod are respectively fixedly arranged on a first Y-axis optical axis support and a second Y-axis optical axis support, the first Y-axis optical axis support and the second Y-axis optical axis support are respectively arranged on a first Y-axis sliding block and a second Y-axis sliding block, the first Y-axis sliding block and the second Y-axis sliding block are respectively arranged on the first Y-axis linear guide rail and the second Y-axis linear guide rail and respectively form a linear guide rail kinematic pair with the first Y-axis linear guide rail and the second Y-axis linear guide rail, and a Y-axis ball nut is fixed in the second; the X-axis optical axis slide bar drives the spray nozzle support to do X-axis reciprocating linear motion; the Y-axis optical axis slide bar drives the spray nozzle support to do reciprocating linear motion back and forth along the Y axis; the Y-axis ball screw and the X-axis ball screw are perpendicular to each other in an X-Y plane.
Preferably, two linear bearings which are perpendicular to each other are respectively installed and fixed in the nozzle support, the X-axis optical axis sliding rod is installed in one linear bearing in a penetrating mode and matched with the linear bearing to form a linear guide rail kinematic pair, and the Y-axis optical axis sliding rod is installed in the other linear bearing in a penetrating mode and matched with the linear bearing to form a linear guide rail kinematic pair.
Preferably, the reference plate of the present invention has a rectangular through hole formed in a middle portion thereof, and the rectangular through hole is a freely movable forming area of the head.
Preferably, the X-axis movement mechanism further comprises a first elastic coupling, and an output shaft of the X-axis driving motor is connected and fastened with one end of the X-axis ball screw through the first elastic coupling.
Preferably, the Y-axis movement mechanism further comprises a second elastic coupling, and an output shaft of the Y-axis driving motor is connected and fastened with one end of the Y-axis ball screw through the second elastic coupling.
Preferably, the X-axis movement mechanism further comprises a first lead screw supporting seat and a second lead screw supporting seat, and two ends of the X-axis ball lead screw are respectively installed and positioned on the reference flat plate through the first lead screw supporting seat and the second lead screw supporting seat and can only do radial rotation movement.
Preferably, the Y-axis movement mechanism further comprises a third screw support seat and a fourth screw support seat, and the Y-axis ball screw end is respectively installed and positioned on the reference flat plate through the third screw support seat and the fourth screw support seat and can only do radial rotation movement.
Preferably, the Y-axis ball screw is inserted into the Y-axis ball nut and engaged with the Y-axis ball nut to form a screw nut kinematic pair.
Preferably, the X-axis ball screw is installed inside the X-axis ball nut in a penetrating manner and meshed with the X-axis ball nut to form a screw nut kinematic pair.
Preferably, the X-axis driving motor and the Y-axis driving motor of the present invention both use a servo motor or a stepping motor.
Compared with the prior art, the invention has the following advantages and effects: (1) the whole structure is simple and reliable, the transmission system is simple, the manufacturing cost is low, and the installation and maintenance are convenient; (2) the transmission system applies a direct drive technology, has no intermediate speed reducing mechanism, adopts a high-precision motor to drive a ball screw mechanism to directly drive the spray head to realize reciprocating linear motion, and has good rigidity and high transmission efficiency; (3) the X-axis movement mechanism and the Y-axis movement mechanism are arranged in parallel and are independent of each other, the movement inertia is small, the action response is fast, and the X-axis movement mechanism and the Y-axis movement mechanism are particularly suitable for the application field of industrial-grade high-speed 3D printing.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
In the figure: the device comprises an X-axis movement mechanism A, a Y-axis movement mechanism B, a reference flat plate 3, a spray head support 7, a first elastic coupling 9, a first lead screw support seat 10, a second lead screw support seat 16, a second elastic coupling 18, a third lead screw support seat 19 and a fourth lead screw support seat 25;
an X-axis movement mechanism A: an X-axis driving motor 8, an X-axis ball screw 11, an X-axis ball nut 14, an X-axis linear guide rail I1, an X-axis linear guide rail II 15, an X-axis slide block I13, an X-axis slide block II 27, an X-axis optical shaft support I12, an X-axis optical shaft support II 28 and an X-axis optical shaft slide bar 26;
y-axis movement mechanism B: the device comprises a Y-axis driving motor 17, a Y-axis ball screw 20, a Y-axis ball nut 21, a first Y-axis linear guide rail 4, a second Y-axis linear guide rail 24, a first Y-axis slide block 5, a second Y-axis slide block 23, a first Y-axis optical shaft support 6, a second Y-axis optical shaft support 22 and a Y-axis optical shaft slide bar 2.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
Examples are given.
Referring to fig. 1, the X-Y plane movement mechanism of the 3D printer nozzle includes a reference plate 3, a nozzle support 7, an X-axis driving motor 8, a Y-axis driving motor 17, an X-axis movement mechanism a, and a Y-axis movement mechanism B, wherein the X-axis driving motor 8 and the Y-axis driving motor 17 are both fixed on the reference plate 3, and the X-axis movement mechanism a and the Y-axis movement mechanism B are arranged in parallel and are independent of each other.
The X-axis movement mechanism A comprises an X-axis driving motor 8, an X-axis ball screw 11, an X-axis ball nut 14, a first X-axis linear guide rail 1, a second X-axis linear guide rail 15, a first X-axis slider 13, a second X-axis slider 27, a first X-axis optical shaft support 12, a second X-axis optical shaft support 28 and an X-axis optical shaft slide bar 26, wherein an output shaft of the X-axis driving motor 8 is connected with one end of the X-axis ball screw 11, and the first X-axis linear guide rail 1 and the second X-axis linear guide rail 15 are respectively installed on a reference flat plate 3 and are parallel to the X-axis ball screw 11; two ends of the X-axis optical axis sliding rod 26 are respectively installed and fixed on the first X-axis optical axis support 12 and the second X-axis optical axis support 28; the X-axis light shaft support I12 and the X-axis light shaft support II 28 are respectively arranged on the X-axis slide block I13 and the X-axis slide block II 27, the X-axis slide block I13 and the X-axis slide block II 27 are respectively arranged on the X-axis linear guide rail II 15 and the X-axis linear guide rail I1 and respectively form a linear guide rail motion pair with the X-axis linear guide rail II and the X-axis linear guide rail I1, and the X-axis ball nut 14 is arranged in the X-axis light shaft support I12.
The Y-axis movement mechanism B comprises a Y-axis driving motor 17, a Y-axis ball screw 20, a Y-axis ball nut 21, a first Y-axis linear guide rail 4, a second Y-axis linear guide rail 24, a first Y-axis slider 5, a second Y-axis slider 23, a first Y-axis optical shaft support 6, a second Y-axis optical shaft support 22 and a Y-axis optical shaft slide bar 2, wherein an output shaft of the Y-axis driving motor 17 is connected with one end of the Y-axis ball screw 20, and the first Y-axis linear guide rail 4 and the second Y-axis linear guide rail 24 are respectively fixed on a reference flat plate 3 and are parallel to the Y-axis ball screw 20; two ends of a Y-axis optical axis slide bar 2 are respectively installed and fixed on a first Y-axis optical axis support 6 and a second Y-axis optical axis support 22, the first Y-axis optical axis support 6 and the second Y-axis optical axis support 22 are respectively installed on a first Y-axis slide block 5 and a second Y-axis slide block 23, the first Y-axis slide block 5 and the second Y-axis slide block 23 are respectively installed on a first Y-axis linear guide rail 4 and a second Y-axis linear guide rail 24 and respectively form a linear guide rail motion pair with the linear guide rails, and a Y-axis ball nut 21 is fixed in the second Y-axis optical axis support 22.
The X-axis optical axis slide bar 26 drives the nozzle support 7 to do X-axis reciprocating linear motion; the Y-axis optical axis slide bar 2 drives the spray nozzle support 7 to do reciprocating linear motion back and forth along the Y axis; the Y-axis ball screw 20 and the X-axis ball screw 11 are perpendicular to each other in the X-Y plane.
The output shaft of the X-axis driving motor 8 is connected and fastened with one end of an X-axis ball screw 11 through an elastic coupling I9.
The output shaft of the Y-axis driving motor 17 is connected and fastened to one end of a Y-axis ball screw 20 through a second elastic coupling 18.
In the embodiment, two ends of an X-axis ball screw 11 are respectively installed and positioned on the reference flat plate 3 through a screw support seat I10 and a screw support seat II 16 and can only do radial rotation motion.
In the embodiment, two ends of the Y-axis ball screw 20 are respectively mounted and positioned on the reference flat plate 3 through a screw support seat three 19 and a screw support seat four 25 and can only do radial rotation motion.
The Y-axis ball screw 20 is arranged in the Y-axis ball nut 21 in a penetrating manner and meshed with the Y-axis ball nut to form a screw nut kinematic pair; the X-axis ball screw 11 is arranged in the X-axis ball nut 14 in a penetrating way and meshed with the X-axis ball nut to form a screw nut kinematic pair.
The middle part of the reference flat plate 3 is provided with a rectangular through hole which is a free movement forming area of the spray head.
The X-axis driving motor 8 is fixed on the reference flat plate 3 through a motor bracket; the Y-axis drive motor 17 is fixed to the reference plate 3 by a motor bracket.
The X-axis driving motor 8 is a servo motor or a stepping motor; the Y-axis drive motor 17 is a servo motor or a stepping motor.
The X-axis linear guide rail, the X-axis slide block and the X-axis optical shaft bracket are respectively arranged in two sets in parallel and symmetrically along the Y-axis direction (namely, the X-axis linear guide rail I1, the X-axis slide block II 27, the X-axis optical shaft bracket II 28, the X-axis linear guide rail II 15, the X-axis slide block I13 and the X-axis optical shaft bracket I12); the X-axis ball nuts 14 are respectively arranged at two ends of the X-axis optical axis slide bar 26, and only need to be connected and fixed with one set of X-axis optical axis support.
According to the Y-axis linear guide rail, the Y-axis sliding block and the Y-axis optical shaft support, two sets of the Y-axis linear guide rail, the Y-axis sliding block and the Y-axis optical shaft support are respectively arranged in parallel and symmetrically along the X-axis direction (namely a first Y-axis linear guide rail 4, a first Y-axis sliding block 5 and a first Y-axis optical shaft support 6, a second Y-axis linear guide rail 24, a second Y-axis sliding block 23 and a second Y-axis optical shaft support 22) and are respectively arranged at two ends of the Y-axis optical shaft sliding rod, and a Y-axis ball nut 21 only.
Two linear bearings which are perpendicular to each other are respectively installed and fixed inside the nozzle support 7 of the embodiment, the X-axis optical axis slide bar 26 is installed inside one of the linear bearings in a penetrating manner and is matched with the one of the linear bearings to form a linear guide rail kinematic pair, and the Y-axis optical axis slide bar 2 is installed inside the other linear bearing in a penetrating manner and is matched with the other linear bearing to form a linear guide rail kinematic pair.
During operation, the X-axis driving motor 8 drives the X-axis ball screw 11 to do forward and backward rotation, the X-axis ball screw 11 drives the X-axis ball nut 14, the X-axis slider I13, the X-axis optical axis support I12 and the X-axis optical axis slide bar 26 to do X-axis reciprocating linear motion integrally, the X-axis optical axis slide bar 26 drives the spray head support 7 to do X-axis reciprocating linear motion, similarly, the Y-axis driving motor 17 drives the Y-axis ball screw 20 to do forward and backward rotation, the Y-axis ball screw 20 drives the Y-axis ball nut 21, the Y-axis slider II 23, the Y-axis optical axis support II 22 and the Y-axis optical axis slide bar 2 to do Y-axis reciprocating linear motion integrally, and the Y-axis optical axis slide bar 2 drives the spray head support 7 to do Y-axis reciprocating linear motion, so that the spray head support 7 can move in an X-Y plane according to any continuous track.
In the embodiment, the transmission systems of the X-axis movement mechanism A and the Y-axis movement mechanism B both use a direct drive technology, no intermediate speed reduction mechanism is adopted, the high-precision motor is adopted to drive the ball screw mechanism to directly drive the spray head to realize reciprocating linear motion, and the transmission systems are good in rigidity and high in transmission efficiency.
The structure of the embodiment is simple and reliable, the transmission system is simplified, except that the reference flat plate 3, the spray head support 7, the first X-axis optical shaft support 12, the second X-axis optical shaft support 28, the first Y-axis optical shaft support 6 and the second Y-axis optical shaft support 22 need non-standard manufacture, other parts are all universal standard parts which can be purchased from the market directly, the manufacturing cost is low, and the installation and the maintenance are easy.
The X-axis movement mechanism A and the Y-axis movement mechanism B are arranged in parallel and are independent of each other, the movement inertia is small, the action response is fast, and the X-axis movement mechanism A and the Y-axis movement mechanism B are particularly suitable for the application field of industrial-grade high-speed 3D printing.
In conclusion, the embodiment has the advantages of simple and reliable structure, small motion inertia, high transmission efficiency and the like, and is very suitable for being used as an industrial-grade high-speed 3D printer nozzle X-Y plane motion mechanism.
And will be apparent to those skilled in the art from the foregoing description.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an illustration of the structure of the present invention. Equivalent or simple changes in the structure, characteristics and principles of the invention are included in the protection scope of the patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The utility model provides a 3D print head X-Y plane motion, includes that benchmark is dull and stereotyped (3), shower nozzle support (7), X axle driving motor (8) and Y axle driving motor (17), X axle driving motor (8), Y axle driving motor (17) are all fixed on benchmark is dull and stereotyped (3), its characterized in that: the X-axis motion mechanism (A) and the Y-axis motion mechanism (B) are arranged in parallel and are mutually independent;
the X-axis movement mechanism (A) comprises an X-axis driving motor (8), an X-axis ball screw (11), an X-axis ball nut (14), an X-axis linear guide rail I (1), an X-axis linear guide rail II (15), an X-axis sliding block I (13), an X-axis sliding block II (27), an X-axis optical axis support I (12), an X-axis optical axis support II (28) and an X-axis optical axis sliding rod (26); an output shaft of the X-axis driving motor (8) is connected with one end of an X-axis ball screw (11), and a first X-axis linear guide rail (1) and a second X-axis linear guide rail (15) are respectively arranged on the reference flat plate (3) and are parallel to the X-axis ball screw (11); two ends of an X-axis optical axis sliding rod (26) are respectively installed and fixed on a first X-axis optical axis support (12) and a second X-axis optical axis support (28); an X-axis optical shaft support I (12) and an X-axis optical shaft support II (28) are respectively arranged on an X-axis sliding block I (13) and an X-axis sliding block II (27), the X-axis sliding block I (13) and the X-axis sliding block II (27) are respectively arranged on an X-axis linear guide rail II (15) and an X-axis linear guide rail I (1) and respectively form a linear guide rail motion pair with the X-axis linear guide rail II and the X-axis linear guide rail I, and an X-axis ball nut (14) is arranged in the X-axis optical shaft support I (12);
the Y-axis movement mechanism (B) comprises a Y-axis driving motor (17), a Y-axis ball screw (20), a Y-axis ball nut (21), a first Y-axis linear guide rail (4), a second Y-axis linear guide rail (24), a first Y-axis sliding block (5), a second Y-axis sliding block (23), a first Y-axis optical axis support (6), a second Y-axis optical axis support (22) and a Y-axis optical axis sliding rod (2); an output shaft of a Y-axis driving motor (17) is connected with one end of a Y-axis ball screw (20), and a first Y-axis linear guide rail (4) and a second Y-axis linear guide rail (24) are respectively fixed on the reference flat plate (3) and are parallel to the Y-axis ball screw (20); two ends of a Y-axis optical axis sliding rod (2) are respectively fixedly arranged on a first Y-axis optical axis support (6) and a second Y-axis optical axis support (22), the first Y-axis optical axis support (6) and the second Y-axis optical axis support (22) are respectively arranged on a first Y-axis sliding block (5) and a second Y-axis sliding block (23), the first Y-axis sliding block (5) and the second Y-axis sliding block (23) are respectively arranged on a first Y-axis linear guide rail (4) and a second Y-axis linear guide rail (24) and respectively form a linear guide rail motion pair with the first Y-axis linear guide rail and the second Y-axis linear guide rail, and a Y-axis ball nut (21) is fixed in the second Y-axis optical axis;
an X-axis optical axis sliding rod (26) drives the spray head support (7) to do X-axis reciprocating linear motion; the Y-axis optical axis slide bar (2) drives the spray nozzle support (7) to do reciprocating linear motion back and forth along the Y axis; the Y-axis ball screw (20) and the X-axis ball screw (11) are perpendicular to each other in an X-Y plane.
2. The 3D printer head X-Y planar motion mechanism of claim 1, wherein: two linear bearings which are perpendicular to each other are respectively installed and fixed in the nozzle support (7), an X-axis optical axis sliding rod (26) is installed in one linear bearing in a penetrating mode and matched with the linear bearing to form a linear guide rail kinematic pair, and a Y-axis optical axis sliding rod (2) is installed in the other linear bearing in a penetrating mode and matched with the linear bearing to form a linear guide rail kinematic pair.
3. The 3D printer head X-Y planar motion mechanism of claim 1, wherein: the middle part of the reference flat plate (3) is provided with a rectangular through hole which is a free movement forming area of the spray head.
4. The 3D printer head X-Y planar motion mechanism of claim 1, wherein: the X-axis movement mechanism (A) further comprises a first elastic coupling (9), and an output shaft of the X-axis driving motor (8) is connected and fastened with one end of the X-axis ball screw (11) through the first elastic coupling (9).
5. The 3D printer head X-Y planar motion mechanism of claim 1, wherein: the Y-axis movement mechanism (B) further comprises a second elastic coupling (18), and an output shaft of the Y-axis driving motor (17) is connected and fastened with one end of a Y-axis ball screw (20) through the second elastic coupling (18).
6. The 3D printer head X-Y planar motion mechanism of claim 1, wherein: the X-axis movement mechanism (A) further comprises a first lead screw supporting seat (10) and a second lead screw supporting seat (16), and two ends of the X-axis ball lead screw (11) are respectively installed and positioned on the reference flat plate (3) through the first lead screw supporting seat (10) and the second lead screw supporting seat (16) and can only do radial rotation movement.
7. The 3D printer head X-Y planar motion mechanism of claim 1, wherein: the Y-axis movement mechanism (B) further comprises a lead screw supporting seat III (19) and a lead screw supporting seat IV (25), and the end of the Y-axis ball screw (20) is installed and positioned on the reference flat plate (3) through the lead screw supporting seat III (19) and the lead screw supporting seat IV (25) and can only do radial rotation movement.
8. The 3D printer head X-Y planar motion mechanism of claim 1, wherein: and the Y-axis ball screw (20) is arranged in the Y-axis ball nut (21) in a penetrating manner and is meshed with the Y-axis ball nut to form a screw nut kinematic pair.
9. The 3D printer head X-Y planar motion mechanism of claim 1, wherein: the X-axis ball screw (11) is arranged in the X-axis ball nut (14) in a penetrating mode and meshed with the X-axis ball nut to form a screw nut kinematic pair.
10. The 3D printer head X-Y planar motion mechanism of claim 1, wherein: the X-axis driving motor (8) and the Y-axis driving motor (17) both adopt servo motors or stepping motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011256778.0A CN112428579A (en) | 2020-11-11 | 2020-11-11 | X-Y plane movement mechanism for 3D printer nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011256778.0A CN112428579A (en) | 2020-11-11 | 2020-11-11 | X-Y plane movement mechanism for 3D printer nozzle |
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| Publication Number | Publication Date |
|---|---|
| CN112428579A true CN112428579A (en) | 2021-03-02 |
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| CN202011256778.0A Pending CN112428579A (en) | 2020-11-11 | 2020-11-11 | X-Y plane movement mechanism for 3D printer nozzle |
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| CN (1) | CN112428579A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113199495A (en) * | 2021-07-07 | 2021-08-03 | 江苏三铭智达科技有限公司 | Rescue robot with adjustable clamping jaw position |
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| CN108656540A (en) * | 2018-05-15 | 2018-10-16 | 上海盈恩艺术建材有限公司 | A kind of 3D printer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113199495A (en) * | 2021-07-07 | 2021-08-03 | 江苏三铭智达科技有限公司 | Rescue robot with adjustable clamping jaw position |
| CN113199495B (en) * | 2021-07-07 | 2021-09-24 | 江苏三铭智达科技有限公司 | Rescue robot with adjustable clamping jaw position |
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Application publication date: 20210302 |