CN104985432A - Plane three-degree-of-freedom motion platform - Google Patents
Plane three-degree-of-freedom motion platform Download PDFInfo
- Publication number
- CN104985432A CN104985432A CN201510367309.9A CN201510367309A CN104985432A CN 104985432 A CN104985432 A CN 104985432A CN 201510367309 A CN201510367309 A CN 201510367309A CN 104985432 A CN104985432 A CN 104985432A
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- CN
- China
- Prior art keywords
- transition platform
- platform
- transition
- guide rail
- workbench
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/08—Programme-controlled manipulators characterised by modular constructions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Robotics (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses a plane three-degree-of-freedom motion platform. The plane three-degree-of-freedom motion platform comprises a base, an X-axis direction horizontal motion mechanism, a Y-axis direction horizontal motion mechanism and a Z-axis rotation mechanism, all of which are sequentially arranged from bottom to top. The X-axis direction horizontal motion mechanism comprises a first transition platform movably connected with the base, and the first transition platform can move in the X-axis direction. The Y-axis direction horizontal motion mechanism comprises a second transition platform movably connected with the first transition platform, and the second transition platform can move in the Y-axis direction. The Z-axis rotation mechanism comprises a work platform rotationally connected with the second transition platform, and the work platform can rotate with the Z axis as the rotation axis. According to the plane three-degree-of-freedom motion platform, three-degree-of-freedom motion of the work platform is finally achieved through composite motion of the X-axis direction horizontal motion mechanism, the Y-axis direction horizontal motion mechanism and the Z-axis rotation mechanism. The structure is simple, and assembly efficiency is high; operation is convenient, and labor is saved.
Description
Technical field
The invention belongs to motion platform technical field, be specifically related to a kind of planar three freedom motion platform.
Background technology
Motion platform Application comparison in industrial production and scientific research is extensive, when assembling engine even load, load is loaded on platform, for realizing carrying out assembling work at plane diverse location, need to move in the some directions of platform, rotate and finely tune, especially, when load is larger, moving load is needed to carry out positioning tool.Current domestic more existing motion platform bearing capacitys are little, and precision is low, when larger load is loaded on platform, need when the some directions of platform are moved, rotate and finely tuned, not only consuming time, and effort, do not reach good effect.
Summary of the invention
The object of the invention is to solve the problem, a kind of time saving and energy saving planar three freedom motion platform is provided.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of planar three freedom motion platform, comprise the pedestal, X-direction parallel moving mechanism, Y direction parallel moving mechanism and the Z axis rotating mechanism that set gradually from the bottom up, described X-direction parallel moving mechanism comprises the First Transition platform be connected with base runner, and described First Transition platform can move along X-direction; Y direction parallel moving mechanism comprises the second transition platform be flexibly connected with First Transition platform, and described second transition platform can move along Y direction; Z axis rotating mechanism comprises the workbench be rotatably connected with the second transition platform, and described workbench can be that rotating shaft rotates with Z axis.
Preferably, described X-direction parallel moving mechanism also comprises the first guide rail be arranged on pedestal, be movably arranged on the first slide block on the first guide rail, and with the first position-adjustable tightening handle of First Transition platform threaded engagement, described first slide block is fixedly connected with the lower end of First Transition platform, first position-adjustable tightening handle establishes threaded one end relative with the side of the first guide rail through the screwed hole of First Transition platform lower end, rotate the first position-adjustable tightening handle to the first position-adjustable tightening handle when establishing the contacts side surfaces of threaded one end and the first guide rail, by First Transition platform locking on the first guide rail.
Preferably, described Y direction parallel moving mechanism also comprises the second guide rail be arranged on First Transition platform, be movably arranged on the second slide block on the second guide rail, be arranged on the first connector on First Transition platform, be arranged on the second connector of the second transition platform lower end and be arranged in the screw rod of the first connector and the second connector, described second slide block is fixedly connected with the lower end of the second transition platform, and described screw rod and the second connector threaded engagement, screw rod and the first connector are rotatably connected.
Preferably, described screw rod and the first connector are rotatably connected by bearing.
Preferably, described screw rod is provided with the axle collar, and bearing is between the axle collar and the shaft shoulder of screw rod.
Preferably, described screw rod and the second guide rail parallel.
Preferably, described Z axis rotating mechanism also comprises the first thrust bearing and the second position-adjustable tightening handle with the second transition platform threaded engagement, described workbench and the second transition platform are rotatably connected by the first thrust bearing, the edge of the second transition platform raises up formation positioning convex, second position-adjustable tightening handle establishes threaded one end relative with positioning convex through the screwed hole of the second transition platform lower end, rotate the second position-adjustable tightening handle to the second position-adjustable tightening handle when establishing the contacts side surfaces of threaded one end and positioning convex, workbench is locked onto on the positioning convex of the second transition platform.
Preferably, described Z axis rotating mechanism also comprises adapter sleeve, the second thrust bearing and end cap, and the center of workbench is provided with circular hole, and one end of adapter sleeve is fixedly connected with the second transition platform, and the other end is fixedly connected with end cap; End cap is located in circular hole, is rotatably connected by the second thrust bearing and workbench.
Preferably, described workbench is provided with handle.
The invention has the beneficial effects as follows: planar three freedom motion platform provided by the present invention, by the compound motion of X-direction parallel moving mechanism, Y direction parallel moving mechanism and Z axis rotating mechanism, finally realize the motion of workbench three degree of freedom; And structure is simple, efficiency of assembling is high, easy to operate.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of planar three freedom motion platform of the present invention;
Fig. 2 is the explosive view of planar three freedom motion platform of the present invention;
Fig. 3 is the schematic diagram of X-direction parallel moving mechanism of the present invention;
Fig. 4 is the explosive view of X-direction parallel moving mechanism of the present invention;
Fig. 5 is the schematic diagram of Y direction parallel moving mechanism of the present invention;
Fig. 6 is the explosive view of Y direction parallel moving mechanism of the present invention;
Fig. 7 is the schematic diagram of Z axis rotating mechanism of the present invention;
Fig. 8 is the explosive view of Z axis rotating mechanism of the present invention.
Description of reference numerals: 1, pedestal; 21, First Transition platform; 22, the first guide rail; 23, the first slide block; 24, the first position-adjustable tightening handle; 31, the second transition platform; 32, the first connector; 33, the second connector; 34, screw rod; 35, positioning convex; 36, through hole; 37, the second guide rail; 38, the second slide block; 41, workbench; 42, the first thrust bearing; 43, adapter sleeve; 44, the second thrust bearing; 45, end cap; 46, circular hole; 47, handle; 48, the second position-adjustable tightening handle.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described further:
As shown in Figures 1 to 8, planar three freedom motion platform of the present invention, comprise pedestal 1, X-direction parallel moving mechanism, Y direction parallel moving mechanism and Z axis rotating mechanism, pedestal 1, X-direction parallel moving mechanism, Y direction parallel moving mechanism and Z axis rotating mechanism set gradually from the bottom up, when motion platform works, pedestal 1 is fixed, X-direction parallel moving mechanism can move along X-direction, Y direction parallel moving mechanism can move along Y direction, and Z axis rotating mechanism can be that rotating shaft rotates with Z axis.
Wherein X-direction parallel moving mechanism comprises First Transition platform 21, first guide rail 22, first slide block 23 and the first position-adjustable tightening handle 24, in the present embodiment, the strip block of pedestal 1 for be arrangeding in parallel, article two, the first guide rail 22 is arranged on pedestal 1 respectively, also parallel to each other, first slide block 23 is movably arranged on the first guide rail 22, can move along X-direction, the upper surface of the first slide block 23 is fixedly connected with the lower surface of First Transition platform 21, thus First Transition platform 21 can move around in X-direction relative to pedestal 1 with the first slide block 23, the edge of First Transition platform 21 lower surface convexes to form the structure being threaded hole downwards, the first position-adjustable tightening handle 24 establishes threaded one end relative with the side of the first guide rail 22 with screwed hole threaded engagement through this structure, when rotation first position-adjustable tightening handle 24, first position-adjustable tightening handle 24 establish threaded one end can near the first guide rail 22 side and be in contact with it, thus First Transition platform 21 is locked in is connected on the first guide rail 22 of pedestal 1.
Y direction parallel moving mechanism comprises the second transition platform 31, second guide rail 37, second slide block 38, first connector 32, second connector 33 and screw rod 34, article three, the upper surface being arranged on First Transition platform 21 that the second guide rail 37 is parallel, second slide block 38 is movably arranged on the second guide rail 37, can move along Y direction, the upper surface of the second slide block 38 is fixedly connected with the lower surface of the second transition platform 31, thus the second transition platform 31 can move around in Y direction relative to First Transition platform 21 with the second slide block 38, first connector 32 is arranged on First Transition platform 21 upper surface, second connector 33 is arranged on the second transition platform 31 lower surface, it is with the second guide rail 37 parallel with the second connector 33 that screw rod 34 is arranged in the first connector 32, wherein, screw rod 34 and the first connector 32 are rotatably connected by bearing, screw rod 34 is provided with the axle collar, bearing is between the axle collar and the shaft shoulder of screw rod 34, screw rod 34 and the second connector 33 threaded engagement, one end of screw rod 34 is also provided with rocking handle, when shaking rocking handle, screw rod 34 rotates thereupon, second connector 33 drives the second transition platform 31 to move in Y direction, due to the self-locking performance of screw thread, even if load is larger, second transition platform 31 can be light, realize the effect that also can reach self-locking in the movement of Y direction at any time efficiently.
Z axis rotating mechanism comprises workbench 41, first thrust bearing 42, adapter sleeve 43, second thrust bearing 44, end cap 45, second position-adjustable tightening handle 48 and handle 47, workbench 41 and the second transition platform 31 are rotatably connected by the first thrust bearing 42, concrete, workbench 41 is fixedly connected with the inner ring of the first thrust bearing 42, second transition platform 31 is fixedly connected with the outer ring of the first thrust bearing 42, second transition platform 31 is circular, its home position offers through hole 36, the edge of the second transition platform 31 raises up and forms positioning convex 35, the center of workbench 41 offers circular hole 46, the center of circle of circular hole 46, the projection in the horizontal plane of the center of circle of through hole 36 and the center of circle of the second transition platform 31 overlaps, through hole 36 place that one end of adapter sleeve 43 is arranged on the second transition platform 31 is fixedly connected with the second transition platform 31, the other end is fixedly connected with end cap 45, end cap 45 is located in circular hole 46, is rotatably connected with workbench 41 by the second thrust bearing 44, the edge of workbench 41 lower surface convexes to form the structure being threaded hole downwards, the second position-adjustable tightening handle 48 establishes threaded one end relative with the side of positioning convex 35 with screwed hole threaded engagement through this structure, when rotation second position-adjustable tightening handle 48, second position-adjustable tightening handle 48 establish threaded one end can near protruding 35 side and be in contact with it, thus workbench 41 to be locked on the second transition platform 31, handle 47 is arranged on the side of workbench 41, workbench 41 can be made to rotate along Z axis and move in X-direction by pulling handle 47.
It should be noted that, as shown in Figure 8, positioning convex 35 is symmetrically distributed on the circular edge of the second transition platform 31, this due to planar three freedom motion platform of the present invention be realize fine adjustment function, rotate the rotation adjustment that some angles just can realize workbench 41, when concrete enforcement, positioning convex 35 also can be set to the loop configuration around the second transition platform 31 circular edge.
Planar three freedom motion platform provided by the present invention, by the compound motion of X-direction parallel moving mechanism, Y direction parallel moving mechanism and Z axis rotating mechanism, finally realizes the motion of workbench 41 three degree of freedom; And apparatus structure is simple, efficiency of assembling is high, easy to operate.
Those of ordinary skill in the art will appreciate that, embodiment described here is to help reader understanding's principle of the present invention, should be understood to that protection scope of the present invention is not limited to so special statement and embodiment.Those of ordinary skill in the art can make various other various concrete distortion and combination of not departing from essence of the present invention according to these technology enlightenment disclosed by the invention, and these distortion and combination are still in protection scope of the present invention.
Claims (9)
1. planar three freedom motion platform, it is characterized in that: comprise the pedestal (1), X-direction parallel moving mechanism, Y direction parallel moving mechanism and the Z axis rotating mechanism that set gradually from the bottom up, described X-direction parallel moving mechanism comprises the First Transition platform (21) be flexibly connected with pedestal (1), and described First Transition platform (21) can be moved along X-direction; Y direction parallel moving mechanism comprises the second transition platform (31) be flexibly connected with First Transition platform (21), and described second transition platform (31) can be moved along Y direction; Z axis rotating mechanism comprises the workbench (41) be rotatably connected with the second transition platform (31), and described workbench (41) can be that rotating shaft rotates with Z axis.
2. motion platform according to claim 1, it is characterized in that: described X-direction parallel moving mechanism also comprises the first guide rail (22) be arranged on pedestal (1), be movably arranged on the first slide block (23) on the first guide rail (22), and with the first position-adjustable tightening handle (24) of First Transition platform (21) threaded engagement, described first slide block (23) is fixedly connected with the lower end of First Transition platform (21), first position-adjustable tightening handle (24) establishes threaded one end relative with the side of the first guide rail (22) through the screwed hole of First Transition platform (21) lower end, rotate the first position-adjustable tightening handle (24) to the first position-adjustable tightening handle (24) when establishing the contacts side surfaces of threaded one end and the first guide rail (22), First Transition platform (21) is locked onto on the first guide rail (22).
3. motion platform according to claim 1, it is characterized in that: described Y direction parallel moving mechanism also comprises the second guide rail (37) be arranged on First Transition platform (21), be movably arranged on the second slide block (38) on the second guide rail (37), be arranged on the first connector (32) on First Transition platform (21), be arranged on second connector (33) of the second transition platform (31) lower end and be arranged in the screw rod (34) of the first connector (32) and the second connector (33), described second slide block (38) is fixedly connected with the lower end of the second transition platform (31), described screw rod (34) and the second connector (33) threaded engagement, screw rod (34) and the first connector (32) are rotatably connected.
4. motion platform according to claim 3, is characterized in that: described screw rod (34) and the first connector (32) are rotatably connected by bearing.
5. motion platform according to claim 4, is characterized in that: (34) are provided with the axle collar to described screw rod, and bearing is positioned between the shaft shoulder of the axle collar and screw rod (34).
6. motion platform according to claim 3, is characterized in that: described screw rod (34) is parallel with the second guide rail (37).
7. motion platform according to claim 1, it is characterized in that: described Z axis rotating mechanism also comprises the first thrust bearing (42) and the second position-adjustable tightening handle (48) with the second transition platform (31) threaded engagement, described workbench (41) and the second transition platform (31) are rotatably connected by the first thrust bearing (42), the edge of the second transition platform (31) raises up and forms positioning convex (35), second position-adjustable tightening handle (48) establishes threaded one end relative with positioning convex (35) through the screwed hole of the second transition platform (31) lower end, rotate the second position-adjustable tightening handle (48) to the second position-adjustable tightening handle (48) when establishing the contacts side surfaces of threaded one end and positioning convex (35), workbench (41) is locked onto on the positioning convex (35) of the second transition platform (31).
8. motion platform according to claim 7, it is characterized in that: described Z axis rotating mechanism also comprises adapter sleeve (43), the second thrust bearing (44) and end cap (45), the center of workbench (41) is provided with circular hole (46), one end of adapter sleeve (43) is fixedly connected with the second transition platform (31), and the other end is fixedly connected with end cap (45); End cap (45) is located in circular hole (46), is rotatably connected by the second thrust bearing (44) and workbench (41).
9. motion platform according to claim 7, is characterized in that: described workbench (41) is provided with handle (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510367309.9A CN104985432A (en) | 2015-06-29 | 2015-06-29 | Plane three-degree-of-freedom motion platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510367309.9A CN104985432A (en) | 2015-06-29 | 2015-06-29 | Plane three-degree-of-freedom motion platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104985432A true CN104985432A (en) | 2015-10-21 |
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ID=54297387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510367309.9A Pending CN104985432A (en) | 2015-06-29 | 2015-06-29 | Plane three-degree-of-freedom motion platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104985432A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106477164A (en) * | 2016-12-01 | 2017-03-08 | 无锡明珠钢球有限公司 | Automobile gearbox streamline pallet |
| CN106493560A (en) * | 2016-12-01 | 2017-03-15 | 无锡明珠钢球有限公司 | Rotatable automobile gearbox streamline pallet |
| CN109648528A (en) * | 2019-03-05 | 2019-04-19 | 中国工程物理研究院总体工程研究所 | Sextuple platform that can be self-locking |
| CN114714076A (en) * | 2022-03-18 | 2022-07-08 | 佛山市南海建泰铝制品有限公司 | Annular assembly line of walking aid appliance |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63300837A (en) * | 1987-05-30 | 1988-12-08 | Tsubakimoto Seiko:Kk | Positioning table |
| JPH01106136U (en) * | 1988-01-06 | 1989-07-17 | ||
| JPH09184517A (en) * | 1995-12-28 | 1997-07-15 | Thk Kk | Xy table with linear motor |
| CN101326588A (en) * | 2005-12-06 | 2008-12-17 | Thk株式会社 | XY table actuator |
| CN100448627C (en) * | 2007-06-15 | 2009-01-07 | 重庆大学 | Six degree of freedom buttjunction platform |
| CN102211330A (en) * | 2011-06-09 | 2011-10-12 | 许晓华 | Workbench with multiple degrees of freedom |
| CN102501230A (en) * | 2011-10-28 | 2012-06-20 | 中国工程物理研究院应用电子学研究所 | Multi-degree-of-freedom vibration isolation bearing platform |
| CN103707074A (en) * | 2013-12-10 | 2014-04-09 | 广东风华高新科技股份有限公司 | Alignment platform device |
| CN204053997U (en) * | 2014-07-24 | 2014-12-31 | 电子科技大学 | Two-freedom motion platform |
| CN204097568U (en) * | 2014-09-15 | 2015-01-14 | 苏州大学 | A kind of multi-degree-of-freedom workbench |
-
2015
- 2015-06-29 CN CN201510367309.9A patent/CN104985432A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63300837A (en) * | 1987-05-30 | 1988-12-08 | Tsubakimoto Seiko:Kk | Positioning table |
| JPH01106136U (en) * | 1988-01-06 | 1989-07-17 | ||
| JPH09184517A (en) * | 1995-12-28 | 1997-07-15 | Thk Kk | Xy table with linear motor |
| CN101326588A (en) * | 2005-12-06 | 2008-12-17 | Thk株式会社 | XY table actuator |
| CN100448627C (en) * | 2007-06-15 | 2009-01-07 | 重庆大学 | Six degree of freedom buttjunction platform |
| CN102211330A (en) * | 2011-06-09 | 2011-10-12 | 许晓华 | Workbench with multiple degrees of freedom |
| CN102501230A (en) * | 2011-10-28 | 2012-06-20 | 中国工程物理研究院应用电子学研究所 | Multi-degree-of-freedom vibration isolation bearing platform |
| CN103707074A (en) * | 2013-12-10 | 2014-04-09 | 广东风华高新科技股份有限公司 | Alignment platform device |
| CN204053997U (en) * | 2014-07-24 | 2014-12-31 | 电子科技大学 | Two-freedom motion platform |
| CN204097568U (en) * | 2014-09-15 | 2015-01-14 | 苏州大学 | A kind of multi-degree-of-freedom workbench |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106477164A (en) * | 2016-12-01 | 2017-03-08 | 无锡明珠钢球有限公司 | Automobile gearbox streamline pallet |
| CN106493560A (en) * | 2016-12-01 | 2017-03-15 | 无锡明珠钢球有限公司 | Rotatable automobile gearbox streamline pallet |
| CN109648528A (en) * | 2019-03-05 | 2019-04-19 | 中国工程物理研究院总体工程研究所 | Sextuple platform that can be self-locking |
| CN114714076A (en) * | 2022-03-18 | 2022-07-08 | 佛山市南海建泰铝制品有限公司 | Annular assembly line of walking aid appliance |
| CN114714076B (en) * | 2022-03-18 | 2022-11-22 | 佛山市南海建泰铝制品有限公司 | Annular assembly line of walking aid appliance |
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| CB03 | Change of inventor or designer information |
Inventor after: Gong Dawei Inventor after: Chen Zhenyu Inventor after: Zhao Xiao Inventor after: Gu Yang Inventor before: Gong Dawei Inventor before: Chen Zhenyu Inventor before: Zhao Xiao |
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Application publication date: 20151021 |