CN201111957Y - Three-axis movement platform - Google Patents
Three-axis movement platform Download PDFInfo
- Publication number
- CN201111957Y CN201111957Y CNU2007201898506U CN200720189850U CN201111957Y CN 201111957 Y CN201111957 Y CN 201111957Y CN U2007201898506 U CNU2007201898506 U CN U2007201898506U CN 200720189850 U CN200720189850 U CN 200720189850U CN 201111957 Y CN201111957 Y CN 201111957Y
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- CN
- China
- Prior art keywords
- axis
- kinematic system
- movement platform
- axis kinematic
- guide rail
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a tri-axis movement platform which comprises a base, a Y-axis movement system which is arranged at two ends of the base, an X-axis movement system which is spanned at the central part of the base and a Z-axis movement system which is fixed on the X-axis movement system, wherein, the X-axis movement system, the Y-axis movement system and the Z-axis movement system respectively comprise a linear motor and a sliding device, and the sliding device comprises a guide rail and a sliding block; the X-axis movement system also comprises a cross beam and the linear motor which is used for driving the X-axis movement system and the guide rail are fixed on the cross beam; the Z-axis movement system also comprises a fixing frame and the linear motor which is used for driving the Z-axis movement system and the guide rail are arranged on the fixing frame. The tri-axis movement platform of the utility model can not only improve the stability and accuracy of the movement of the system, but also realize the fast and accurate location of the load.
Description
[technical field]
The utility model relates to a kind of motion platform, relates in particular to a kind of triaxial movement platform of linear motor driving.
[technical background]
Traditional motion platform drives by electric rotating machine normally that synchronous band, screw rod or ball screw realize, yet, mechanical drive is owing to reasons such as inertia, rigidity, wearing and tearing, make low-response and hysteresis, there is certain tracking error, also influence system running speed and precision, simultaneously, mechanical arrangements and movement travel also are subjected to structural limitations.
Therefore, how providing a kind of can overcome owing to electric rotating machine drives the problem that the triaxial movement platform of the problems referred to above that synchronous band, screw rod or ball screw bring has become current urgent need to solve.
[utility model content]
The technical matters that the utility model institute desire solves provides a kind of triaxial movement platform by linear motor driving to overcome by a series of problems such as rigidity that traditional ball-screw transmission is caused is poor, efficient is low, low-responses.
The technical scheme that the utility model adopted is: a kind of triaxial movement platform, comprise base, be assembled in the Y-axis kinematic system at described base two ends, be set up in the X-axis kinematic system at described base middle part, and be fixed in Z axis motion system on the X-axis kinematic system, wherein, described X-axis kinematic system, Y-axis kinematic system and Z axis motion system comprise linear electric motors and carriage respectively, and this carriage comprises guide rail and slide block; Described X-axis kinematic system also comprises a crossbeam, and described linear electric motors and the described guide rail that is used to drive this X-axis kinematic system is fixed in this crossbeam; Described Z axis motion system also comprises a fixed mount, and described linear electric motors and the described guide rail that is used to drive this Z axis motion system is installed on described fixed mount.
Described fixed mount comprises a leveling board and a vertical plate, and described leveling board extends back perpendicular to described vertical plate.
The stator that is used to drive the straight line electron of X-axis kinematic system is installed on described crossbeam, and its mover is installed on the lower surface of described leveling board.
The stator that is used to drive the straight line electron of Y-axis kinematic system is installed on described base, and its mover is installed on the side end face of described crossbeam.
Be used to drive the stator of linear electric motors of Z axis motion system and the front end face that mover is installed on described vertical plate.
Slide block in the described X-axis kinematic system is installed on the lower surface of described leveling board and the rear end face of described vertical plate respectively; Guide rail in the described Y-axis kinematic system is installed on the described base, and its slide block is installed on the bottom of described crossbeam; Guide rail and slide block in the described Z axis motion system are installed on the described vertical plate.
One balancing spring also is installed on the described vertical plate.
Described X-axis kinematic system, Y-axis kinematic system and Z axis motion system comprise position feedback device respectively.
Described position feedback device is the linear grating scrambler, and this linear grating scrambler comprises grating chi and read head.
The technique effect that the utility model reached is: the utility model triaxial movement platform is done independent or control simultaneously by adopt two or more linear electric motors in the Y-axis kinematic system, having reduced load greatly moves or changes the dynamic error that causes, the XZ axle adopts no linear electric motors unshakable in one's determination, to improve system's running stability and accuracy.Simultaneously, the triaxial movement platform of the utility model can be realized the high speed of load, accurate location.
[description of drawings]
The utility model will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the stereographic map of the utility model triaxial movement platform.
Fig. 2 is the three-dimensional exploded view of the utility model triaxial movement platform.
Fig. 3 is another angle part structural scheme of mechanism of the utility model triaxial movement platform.
[embodiment]
See also Fig. 1 and Fig. 2, the utility model triaxial movement platform 1 comprises base 10, X-axis kinematic system 20, Y-axis kinematic system 30 and Z axis motion system 40.
X-axis kinematic system 20 comprises a crossbeam 21, linear electric motors 22 and guide rail 23.Described linear electric motors 22 comprise stator 221 and mover 222.Described stator 221 is installed on the described crossbeam 21.In the stator 221 magnet is housed.Guide rail 23 is contained in the both sides, front and back of stator 221 respectively.
Y-axis kinematic system 30 comprises a straight line motor 31 and guide rail 32.Linear electric motors 31 also comprise stator 311 and mover 312.Stator 311 is installed on the base 10, and the inside of stator 311 is assembled with magnet.Mover 312 is installed on the side end face of described crossbeam 21.Guide rail 32 also is installed on the described base 10, and is positioned at the inboard of described stator 311.The slide block 211 that is complementary with described guide rail 32 is equipped with in the bottom of described crossbeam 21, under the drive of mover 312, slide by the front and back of slide block 211 on guide rail 32, thereby realize X-axis kinematic system 20 and be assembled in Z axis motion system 40 on the X-axis kinematic system 20 moving along Y direction.
See also Fig. 3, Z axis motion system 40 comprises fixed mount 41, linear electric motors 42 and guide rail 43.Described linear electric motors 42 and guide rail 43 all are installed on the described fixed mount 41.This fixed mount 41 comprises a leveling board 411 and a vertical plate 412.Described leveling board 411 extends back perpendicular to described vertical plate 412.Described linear electric motors 42 comprise stator 421 and mover 422 equally.Described stator 421 and mover 422 are installed on the front end face of described vertical plate 412.Magnet is equipped with in the inside of described stator 421.Described guide rail 43 also is installed on the front end face of vertical plate 412.Be assembled with the slide block 431 that is complementary with this guide rail 43 on the guide rail 43, thereby under the drive of mover 422, move up and down in Z-direction.Be fixed with the mover 222 of the linear electric motors 22 in the X-axis kinematic system on the lower surface of leveling board 411.Be assembled with a slide block 45 that is complementary with described guide rail 23 on the rear end face of the lower surface of described leveling board 411 and vertical plate 412 respectively, thus under the drive of described mover 222 in the X-direction side-to-side movement.One balancing spring 46 is installed on the vertical plate 412, and when preventing sudden power, slide block 431 glides and damages workpiece to be machined by pressure owing to action of gravity.
The X-axis kinematic system 20 of the triaxial movement platform 1 of the utility model, Y-axis kinematic system 30 and Z axis motion system 40 are provided with position feedback device 50.In the present embodiment, described position feedback device 50 is the linear grating scrambler, and this linear grating scrambler comprises grating chi and read head.
The electric wire expansion of all linear electric motors of the triaxial movement platform 1 of the utility model is loaded in the drag chain 60, is connected with external power source again.
In sum, the utility model triaxial movement platform 1 is done independent or control simultaneously by adopt two or more linear electric motors in the Y-axis kinematic system, having reduced load greatly moves or changes the dynamic error that causes, X-axis, Z axle adopt no linear electric motors unshakable in one's determination, to improve system's running stability and accuracy.Simultaneously, the triaxial movement platform 1 of the utility model can be realized the high speed of load, accurate location.
Claims (9)
1. triaxial movement platform, comprise base, be assembled in the Y-axis kinematic system at described base two ends, be set up in the X-axis kinematic system at described base middle part, and be fixed in Z axis motion system on the X-axis kinematic system, it is characterized in that: described X-axis kinematic system, Y-axis kinematic system and Z axis motion system comprise linear electric motors and carriage respectively, and this carriage comprises guide rail and slide block; Described X-axis kinematic system also comprises a crossbeam, and described linear electric motors and the described guide rail that is used to drive this X-axis kinematic system is fixed in this crossbeam; Described Z axis motion system also comprises a fixed mount, and described linear electric motors and the described guide rail that is used to drive this Z axis motion system is installed on described fixed mount.
2. triaxial movement platform as claimed in claim 1 is characterized in that: described fixed mount comprises a leveling board and a vertical plate, and described leveling board extends back perpendicular to described vertical plate.
3. triaxial movement platform as claimed in claim 2 is characterized in that: the stator that is used to drive the straight line electron of X-axis kinematic system is installed on described crossbeam, and its mover is installed on the lower surface of described leveling board.
4. triaxial movement platform as claimed in claim 2 is characterized in that: the stator that is used to drive the straight line electron of Y-axis kinematic system is installed on described base, and its mover is installed on the side end face of described crossbeam.
5. triaxial movement platform as claimed in claim 2 is characterized in that: be used to drive the stator of linear electric motors of Z axis motion system and the front end face that mover is installed on described vertical plate.
6. triaxial movement platform as claimed in claim 2 is characterized in that: the slide block in the described X-axis kinematic system is installed on the lower surface of described leveling board and the rear end face of described vertical plate respectively; Guide rail in the described Y-axis kinematic system is installed on the described base, and its slide block is installed on the bottom of described crossbeam; Guide rail and slide block in the described Z axis motion system are installed on the described vertical plate.
7. triaxial movement platform as claimed in claim 2 is characterized in that: a balancing spring also is installed on the described vertical plate.
8. triaxial movement platform as claimed in claim 1 is characterized in that: described X-axis kinematic system, Y-axis kinematic system and Z axis motion system comprise position feedback device respectively.
9. triaxial movement platform as claimed in claim 8 is characterized in that: described position feedback device is the linear grating scrambler, and this linear grating scrambler comprises grating chi and read head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201898506U CN201111957Y (en) | 2007-10-12 | 2007-10-12 | Three-axis movement platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201898506U CN201111957Y (en) | 2007-10-12 | 2007-10-12 | Three-axis movement platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201111957Y true CN201111957Y (en) | 2008-09-10 |
Family
ID=39963700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201898506U Expired - Fee Related CN201111957Y (en) | 2007-10-12 | 2007-10-12 | Three-axis movement platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201111957Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103116362A (en) * | 2012-12-26 | 2013-05-22 | 浙江工业大学 | Full coupling dynamic balancing device |
| CN104535283A (en) * | 2014-12-25 | 2015-04-22 | 温州职业技术学院 | Precise electronically-controlled non-contact excitation experimental platform |
| CN105443930A (en) * | 2015-12-10 | 2016-03-30 | 合肥工业大学 | XY precision positioning platform |
| CN106112923A (en) * | 2016-06-29 | 2016-11-16 | 南京十段机电科技有限公司 | A kind of high accuracy triaxial movement platform |
-
2007
- 2007-10-12 CN CNU2007201898506U patent/CN201111957Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103116362A (en) * | 2012-12-26 | 2013-05-22 | 浙江工业大学 | Full coupling dynamic balancing device |
| CN103116362B (en) * | 2012-12-26 | 2015-03-04 | 浙江工业大学 | Full coupling dynamic balancing device |
| CN104535283A (en) * | 2014-12-25 | 2015-04-22 | 温州职业技术学院 | Precise electronically-controlled non-contact excitation experimental platform |
| CN105443930A (en) * | 2015-12-10 | 2016-03-30 | 合肥工业大学 | XY precision positioning platform |
| CN106112923A (en) * | 2016-06-29 | 2016-11-16 | 南京十段机电科技有限公司 | A kind of high accuracy triaxial movement platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN HAN S MOTOR TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHENZHEN HAN S PME CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: No. 5 road 518057 in Guangdong province Shenzhen city Nanshan District high tech park of Pine Hill Factory District No. 8 Patentee after: Shenzhen Hans Electric Motor Co., Ltd. Address before: No. 5 road 518057 in Guangdong province Shenzhen city Nanshan District high tech park of Pine Hill Factory District No. 8 Patentee before: Shenzhen Han's Precision Macaronis Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080910 Termination date: 20111012 |