CN114682801A - Moving beam dual-power driving system and driving method based on freedom degree release mechanism - Google Patents
Moving beam dual-power driving system and driving method based on freedom degree release mechanism Download PDFInfo
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- CN114682801A CN114682801A CN202210481600.9A CN202210481600A CN114682801A CN 114682801 A CN114682801 A CN 114682801A CN 202210481600 A CN202210481600 A CN 202210481600A CN 114682801 A CN114682801 A CN 114682801A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000009977 dual effect Effects 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000007639 printing Methods 0.000 description 8
- 238000010146 3D printing Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/22—Driving means
- B22F12/224—Driving means for motion along a direction within the plane of a layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/22—Driving means
- B22F12/226—Driving means for rotary motion
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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
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a moving beam double-power driving system and a driving method based on a freedom degree releasing mechanism, wherein the system comprises a first driving beam, a second driving beam and a moving beam, wherein the first driving beam is provided with a first moving supporting plate, and the first moving supporting plate is connected with the first driving beam in a sliding manner and driven by the first driving beam; the second driving beam is provided with a second moving supporting plate, and the second moving supporting plate is connected with the second driving beam in a sliding manner and driven by the second driving beam; one end of the movable cross beam is connected with the first motion supporting plate through the first degree-of-freedom releasing mechanism, and the other end of the movable cross beam is connected with the second motion supporting plate through the second degree-of-freedom releasing mechanism. In the driving process, when the difference exists in the driving force received at the two ends of the movable cross beam, one end of the movable cross beam rotates and freely slides, and the other end of the movable cross beam rotates, so that the lateral force received by a linear slide rail kinematic pair on the driving beam is offset, and the service life of the linear slide rail is prolonged.
Description
Technical Field
The invention relates to the technical field of 3D printing, in particular to a moving beam dual-power driving system and a driving method based on a freedom degree releasing mechanism.
Background
The 3D printing technique is also known as a rapid prototyping manufacturing technique, and its basic principle is to repeatedly print a material of a certain thickness on a platform, and go back and forth cyclically until a whole formed part is generated. The 3D printing process engineering is that three-dimensional entity modeling is created by utilizing three-dimensional modeling software, then the designed entity modeling is subjected to dispersion and layering through processing software of rapid prototyping equipment, then processed data are input into equipment for manufacturing, and finally certain post-processing is required to obtain a final finished product. 3D printing technology has developed to this day, and its center of development has shifted from 3D printing prototypes to rapid manufacturing and rapid direct manufacturing of metal parts. The 3D printing technology is not only applied to a design process, but also extends to the manufacturing field. In the manufacturing industry, the main factor limiting the time of product market is the design and manufacturing time of the mold and the model, and 3D printing is an auxiliary means for rapid design.
At present, in the printing process of the existing domestic 3D equipment, the printing beam and the sanding (powder) beam are mostly adopted to respectively guide the movement, a linear module mode or a linear slide rail superposed synchronous belt mode is used as a driving device, and the linear slide rails required by the movement of the printing beam and the sanding (powder) beam are separated and independent. A few more advanced designs adopt a common rail type driving system, and the system adopts a linear motor as a drive, for example, the chinese patent with the granted publication number CN216153059U discloses a linear motor driving structure applied to a desktop type 3D printer, which comprises an X-direction driving structure, a Y-direction driving structure and an extruder; the X-direction driving structure comprises an X-direction base, an X-direction linear motor coil, an X-direction linear motor magnet, an X-direction guide rail sliding block assembly, an X-direction encoder reading head and an X-direction grating ruler; the X-direction guide rail sliding block assembly comprises an X-direction guide rail and an X-direction sliding block; the X-direction guide rail comprises an X-direction inner side guide rail and an X-direction outer side guide rail; the X-direction slide block comprises an X-direction inner slide block and an X-direction outer slide block; the Y-direction driving structure comprises a Y-direction base, a Y-direction linear motor coil, a Y-direction linear motor magnet, a Y-direction encoder reading head and a Y-direction grating ruler; the extruder is fixed on the Y-direction driving structure.
When the linear motor driving structure is adopted, under the condition of double-power driving of two ends of the printing beam (or the sand paving beam), the driving force received by two ends of the printing beam (the sand paving beam) is different due to high precision and good rigidity of the equipment, so that the kinematic pair of the linear slide rail connected with the printing beam (the sand paving beam) receives great lateral force, and the friction force is greatly increased. Therefore, the working condition of the kinematic pair is very bad, the service life of the linear sliding rail is seriously influenced, and even the required driving force exceeds the rated load of the linear motor by a plurality of times.
Disclosure of Invention
The invention provides a moving beam dual-power driving system and a moving beam dual-power driving method based on a freedom degree releasing mechanism, which are used for solving the problems that the lateral force borne by a linear slide rail is large, the practical service life of the linear slide rail is seriously influenced, the driving force exceeds the rated load of a linear motor and the like caused by the driving force difference caused by asynchronous driving of two ends of a moving beam.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the invention relates to a moving beam dual-power driving system based on a freedom degree releasing mechanism, which comprises a first driving beam, a second driving beam and a moving beam, wherein the moving beam stretches across between the first driving beam and the second driving beam, a first moving supporting plate is arranged on the first driving beam, and the first moving supporting plate is connected with the first driving beam in a sliding manner and driven by the first driving beam; the second driving beam is provided with a second moving supporting plate, and the second moving supporting plate is connected with the second driving beam in a sliding manner and driven by the second driving beam; one end of the movable cross beam is connected with the first motion supporting plate through the first freedom degree release mechanism, so that one end of the movable cross beam can rotate and translate on the first motion supporting plate; the other end of the movable cross beam is connected with the second motion supporting plate through the second degree-of-freedom releasing mechanism, so that the other end of the movable cross beam can rotate on the second motion supporting plate.
Preferably, the first degree-of-freedom release mechanism includes a first rotary bearing and a guide rail, an outer ring of the first rotary bearing is fixed to the upper surface of the first motion supporting plate, the guide rail is fixed to the upper surface of an inner ring of the first rotary bearing, and one end of the movable beam is slidably connected to the guide rail.
Preferably, the guide rail includes a sliding seat and a sliding block, the sliding seat is fixed to the inner ring of the first rotary bearing, the sliding block is connected to the sliding seat in a sliding manner, and the end of the movable beam is fixed to the sliding block.
Preferably, a sliding track is arranged between the sliding seat and the sliding block.
Preferably, the second degree of freedom release mechanism includes a second rotary bearing and a block, an outer ring of the second rotary bearing is fixed to the upper surface of the second motion supporting plate, the block is fixed to the upper surface of an inner ring of the second rotary bearing, and the other end of the movable beam is fixed to the upper surface of the block.
Preferably, the height of the block is the same as the height of the guide rail.
Preferably, both ends of the movable beam are provided with mounting bottom plates, the mounting bottom plate at one end of the movable beam is connected with the guide rail through screws, and the mounting bottom plate at the other end of the movable beam is connected with the heightening block through screws.
Preferably, the top surfaces of the first driving beam and the second driving beam are both provided with a linear slide rail and a linear driving motor; the first moving supporting plate is connected with the linear slide rail on the first driving beam in a sliding way and is driven by the linear driving motor on the first driving beam; the second moving supporting plate is connected with the linear slide rail on the second driving beam in a sliding mode and is driven by the linear driving motor on the second driving beam.
The invention also relates to a driving method of the moving beam dual-power driving system based on the freedom degree release mechanism, which comprises the following specific steps: the first driving beam drives the first moving supporting plate to move, and the second driving beam synchronously drives the second moving supporting plate to move towards the moving direction of the first moving supporting plate, so that the moving beam moves; when the driving forces applied to the two ends of the movable beam are different, the movable beam rotates based on the first degree-of-freedom release mechanism and the second degree-of-freedom release mechanism, and then unbalanced forces generated due to the difference of the driving forces applied to the two ends of the movable beam are released.
Preferably, when there is a difference in the driving force applied to the two ends of the movable beam, the end of the movable beam close to the first degree-of-freedom release mechanism rotates and freely slides, and the end of the movable beam close to the second degree-of-freedom release mechanism rotates, so that the movable beam rotates.
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
the invention relates to a moving beam double-power driving system of a freedom release mechanism, which fixes two ends of a moving beam on a first moving supporting plate and a second moving supporting plate, one end of the moving beam is connected with the first moving supporting plate through the first freedom release mechanism, the other end of the moving beam is connected with the second moving supporting plate through the second freedom release mechanism, thereby the movable beam can obtain the freedom degree of rotation, when the difference of the driving force received by the two ends of the movable beam, one end of the movable beam close to the first degree-of-freedom release mechanism rotates and freely slides, one end of the movable beam close to the second degree-of-freedom release mechanism rotates, the movable beam smoothly rotates, unbalanced force generated by asynchronous output of the two linear motors is released, so as to offset the lateral force applied to the linear slide rail kinematic pair on the driving beam and further prolong the service life of the linear slide rail.
Drawings
FIG. 1 is a perspective view of a walking beam dual power drive system based on a degree of freedom release mechanism;
FIG. 2 is a schematic view of a connection node of the moving beam and the first drive beam;
FIG. 3 is a cross-sectional view of the connection node of the moving beam and the first drive beam;
FIG. 4 is a schematic view of a connection node of the moving beam and the secondary drive beam;
fig. 5 is a state diagram of the moving beam dual power driving system based on the degree of freedom release mechanism.
Illustration of the drawings: 1-a first driving beam, 11-a first moving supporting plate, 2-a second driving beam, 21-a second moving supporting plate, 3-a moving beam, 31-a mounting bottom plate, 4-a first-degree-of-freedom releasing mechanism, 41-a first rotating bearing, 42-a guide rail, 421-a sliding seat, 4211-a sliding rail, 5-a second-degree-of-freedom releasing mechanism, 51-a second rotating bearing, 52-a block with a height, and 6-a linear sliding rail.
Detailed Description
For further understanding of the present invention, the present invention will be described in detail with reference to examples, which are provided for illustration of the present invention but are not intended to limit the scope of the present invention.
Referring to fig. 1, the moving beam dual-power driving system based on the freedom degree releasing mechanism according to the present invention includes a first driving beam 1, a second driving beam 2 and a moving beam 3. The top surfaces of the first driving beam 1 and the second driving beam 2 are both provided with a linear slide rail 6 and a linear driving motor (not shown in the figure); the first driving beam 1 is provided with a first moving supporting plate 11, and the first moving supporting plate 11 is connected with the linear slide rail 6 on the first driving beam 1 in a sliding manner and driven by a linear driving motor on the first driving beam 1; and a second moving supporting plate 21 is arranged on the second driving beam 2, and the second moving supporting plate 21 is connected with the linear slide rail 6 on the second driving beam 2 in a sliding manner and is driven by a linear driving motor on the second driving beam 2. The movable cross beam 3 spans between the first driving beam 1 and the second driving beam 2, and one end of the movable cross beam 3 is connected with the first motion supporting plate 11 through the first degree-of-freedom release mechanism 4, so that one end of the movable cross beam 3 can rotate and translate on the first motion supporting plate 11; the other end of the movable beam 3 is connected with the second motion supporting plate 21 through the second degree-of-freedom release mechanism 5, so that the other end of the movable beam 3 can rotate on the second motion supporting plate 21.
Referring to fig. 2, the first degree-of-freedom release mechanism 4 includes a first rotary bearing 41 and a guide rail 42, an outer race of the first rotary bearing 41 is fixed to an upper surface of the first motion plate 11, and the guide rail 42 is fixed to an upper surface of an inner race of the first rotary bearing 41. Referring to fig. 3, the guide rail 42 includes a sliding seat 421 and a sliding block 422, the sliding seat 421 is fixed to the inner ring of the first rotating bearing 41, a sliding track 4211 is provided on the top surface of the sliding seat 421, so that the sliding block 422 is slidably connected to the sliding seat 421, and the end of the moving beam 3 is fixed to the sliding block 422 through a mounting base plate 31.
Referring to fig. 4, the second-degree-of-freedom release mechanism 5 includes a second rotary bearing 51 and an elevation block 52, an outer ring of the second rotary bearing 51 is fixed on an upper surface of the second motion plate 21, the elevation block 52 is fixed on an upper surface of an inner ring of the second rotary bearing 51, and the other end of the movable beam 3 is fixed on an upper surface of the elevation block 52 through the connecting bottom plate 31; the height of the block 52 is the same as the height of the guide rail 42 for matching the guide rail 42 so that the movable beam 3 is in a horizontal state.
The moving beam 3 may be a printing beam or a sanding beam.
Referring to fig. 5, the driving method of the walking beam dual-power driving system using the freedom degree based release mechanism includes the following specific steps: the linear motor on the first driving beam 1 drives the first moving supporting plate 11 to move along the linear sliding rail 6 on the first driving beam 1, and the linear motor on the second driving beam 2 synchronously drives the second moving supporting plate 21 to move towards the moving direction of the first moving supporting plate 11, so that the moving beam 3 moves. However, in the actual operation process of the printing device, the linear motors at the two ends of the movable beam 3 often have the condition of slightly asynchronous output power, when the driving forces applied to the two ends of the movable beam are different, one end of the movable beam 3 close to the second degree-of-freedom release mechanism 5 rotates freely by a certain slight angle, one end of the movable beam 3 close to the first degree-of-freedom release mechanism 4 rotates and slides freely, and the sliding is to compensate the sliding displacement required by the rotation dislocation, so that the movable beam releases the additional lateral force at the kinematic pair of the linear guide rail generated by the asynchronous driving of the linear motors at the two ends, the working condition of the linear guide rail is greatly improved, and the service life of the linear guide rail is greatly prolonged; the linear motor can work normally and can not be overloaded.
The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (10)
1. A walking beam dual-power driving system based on a freedom degree releasing mechanism comprises a first driving beam, a second driving beam and a moving beam, wherein the moving beam spans between the first driving beam and the second driving beam, and is characterized in that: the first driving beam is provided with a first moving supporting plate, and the first moving supporting plate is connected with the first driving beam in a sliding manner and driven by the first driving beam; the second driving beam is provided with a second moving supporting plate, and the second moving supporting plate is connected with the second driving beam in a sliding manner and driven by the second driving beam; one end of the movable cross beam is connected with the first motion supporting plate through the first freedom degree release mechanism, so that one end of the movable cross beam can rotate and translate on the first motion supporting plate; the other end of the movable cross beam is connected with the second motion supporting plate through the second degree-of-freedom releasing mechanism, so that the other end of the movable cross beam can rotate on the second motion supporting plate.
2. The walking beam dual-power driving system based on the freedom release mechanism as claimed in claim 1, wherein: the first degree-of-freedom release mechanism comprises a first rotating bearing and a guide rail, an outer ring of the first rotating bearing is fixed on the upper surface of the first moving supporting plate, the guide rail is fixed on the upper surface of an inner ring of the first rotating bearing, and one end of the moving beam is connected with the guide rail in a sliding mode.
3. The walking beam dual-power driving system based on the freedom release mechanism of claim 2, wherein: the guide rail include sliding seat and sliding block, the sliding seat is fixed with first swivel bearing's inner circle, sliding block and sliding seat sliding connection, the tip of removal crossbeam is fixed in on the sliding block.
4. The walking beam dual-power driving system based on the freedom release mechanism of claim 3, wherein: and a sliding track is arranged between the sliding seat and the sliding block.
5. The walking beam dual-power driving system based on the freedom release mechanism of claim 2, wherein: the second degree-of-freedom release mechanism comprises a second rotary bearing and a block, the outer ring of the second rotary bearing is fixed on the upper surface of the second motion supporting plate, the block is fixed on the upper surface of the inner ring of the second rotary bearing, and the other end of the movable cross beam is fixed on the upper surface of the block.
6. The walking beam dual-power driving system based on the freedom release mechanism of claim 5, wherein: the height of the heightening block is the same as that of the guide rail.
7. The walking beam dual-power driving system based on the freedom release mechanism of claim 5, wherein: and mounting bottom plates are arranged at two ends of the movable beam, the mounting bottom plate at one end of the movable beam is connected with the guide rail through screws, and the mounting bottom plate at the other end of the movable beam is connected with the heightening block through screws.
8. The walking beam dual-power driving system based on the freedom release mechanism as claimed in claim 1, wherein: the top surfaces of the first driving beam and the second driving beam are respectively provided with a linear slide rail and a linear driving motor; the first moving supporting plate is connected with the linear slide rail on the first driving beam in a sliding way and is driven by the linear driving motor on the first driving beam; the second moving supporting plate is connected with the linear slide rail on the second driving beam in a sliding mode and is driven by the linear driving motor on the second driving beam.
9. A driving method using the moving beam dual power driving system based on the degree of freedom release mechanism of claim 1, characterized in that: the method comprises the following specific steps: the first driving beam drives the first moving supporting plate to move, and the second driving beam synchronously drives the second moving supporting plate to move towards the moving direction of the first moving supporting plate, so that the moving beam moves; when the driving forces applied to the two ends of the movable beam are different, the movable beam rotates based on the first degree-of-freedom release mechanism and the second degree-of-freedom release mechanism, and then unbalanced forces generated due to the difference of the driving forces applied to the two ends of the movable beam are released.
10. The driving method of a walking beam dual power driving system using a release mechanism based on freedom of movement according to claim 9, wherein: when the difference exists between the driving forces applied to the two ends of the movable beam, one end of the movable beam, which is close to the first degree-of-freedom release mechanism, rotates and freely slides, and one end of the movable beam, which is close to the second degree-of-freedom release mechanism, rotates, so that the movable beam rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210481600.9A CN114682801A (en) | 2022-05-05 | 2022-05-05 | Moving beam dual-power driving system and driving method based on freedom degree release mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210481600.9A CN114682801A (en) | 2022-05-05 | 2022-05-05 | Moving beam dual-power driving system and driving method based on freedom degree release mechanism |
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| CN114682801A true CN114682801A (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210481600.9A Withdrawn CN114682801A (en) | 2022-05-05 | 2022-05-05 | Moving beam dual-power driving system and driving method based on freedom degree release mechanism |
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| CN (1) | CN114682801A (en) |
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| CN101085503A (en) * | 2006-06-08 | 2007-12-12 | 虹创科技股份有限公司 | Rotating die set, rotating and sliding die set and gantry bench |
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| CN206912685U (en) * | 2017-05-24 | 2018-01-23 | 深圳市圣铭精密机械有限公司 | A kind of gantry structure of flexible connection |
| CN109968047A (en) * | 2019-04-28 | 2019-07-05 | 横川机器人（深圳）有限公司 | A kind of flexible linear motor is double to drive gantry platform |
| CN110641019A (en) * | 2019-09-30 | 2020-01-03 | 共享智能铸造产业创新中心有限公司 | Deviation rectifying frame of 3D printer, working method of deviation rectifying frame and printer |
| CN210209409U (en) * | 2019-07-23 | 2020-03-31 | 广东工业大学 | Machine tool for compensating gantry double-drive motion deviation |
| WO2022062249A1 (en) * | 2020-09-23 | 2022-03-31 | 深圳市创想三维科技有限公司 | Double-z-axis driving structure and single-nozzle 3d printer having same |
| CN217315879U (en) * | 2022-05-05 | 2022-08-30 | 爱司凯科技股份有限公司 | Movable beam double-power driving system based on freedom degree releasing mechanism |
-
2022
- 2022-05-05 CN CN202210481600.9A patent/CN114682801A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101085503A (en) * | 2006-06-08 | 2007-12-12 | 虹创科技股份有限公司 | Rotating die set, rotating and sliding die set and gantry bench |
| CN105666151A (en) * | 2016-03-14 | 2016-06-15 | 深圳安格锐电气有限公司 | Flexible double-drive gantry structure |
| CN206912685U (en) * | 2017-05-24 | 2018-01-23 | 深圳市圣铭精密机械有限公司 | A kind of gantry structure of flexible connection |
| CN109968047A (en) * | 2019-04-28 | 2019-07-05 | 横川机器人（深圳）有限公司 | A kind of flexible linear motor is double to drive gantry platform |
| CN210209409U (en) * | 2019-07-23 | 2020-03-31 | 广东工业大学 | Machine tool for compensating gantry double-drive motion deviation |
| CN110641019A (en) * | 2019-09-30 | 2020-01-03 | 共享智能铸造产业创新中心有限公司 | Deviation rectifying frame of 3D printer, working method of deviation rectifying frame and printer |
| WO2022062249A1 (en) * | 2020-09-23 | 2022-03-31 | 深圳市创想三维科技有限公司 | Double-z-axis driving structure and single-nozzle 3d printer having same |
| CN217315879U (en) * | 2022-05-05 | 2022-08-30 | 爱司凯科技股份有限公司 | Movable beam double-power driving system based on freedom degree releasing mechanism |
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Application publication date: 20220701 |