CN2628237Y - One-dimensional oval amplifying mechanism final motion workingtable - Google Patents
One-dimensional oval amplifying mechanism final motion workingtable Download PDFInfo
- Publication number
- CN2628237Y CN2628237Y CN 03260177 CN03260177U CN2628237Y CN 2628237 Y CN2628237 Y CN 2628237Y CN 03260177 CN03260177 CN 03260177 CN 03260177 U CN03260177 U CN 03260177U CN 2628237 Y CN2628237 Y CN 2628237Y
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- oval
- displacement
- parallel
- arc plate
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Abstract
The utility model is provided with an inching platform with one-dimensional oval magnification mechanism, which relates to structure improvement for magnifying a displacement mechanism. The utility model comprises(5) a frame,(1) a parallel-plate mechanism and(2) an oval magnification mechanism;(1) the parallel-plate mechanism is fixed at the upper parts of(5) the frame and is integrated with(5) the frame into a whole;(2) the oval magnification mechanism the lower end of(1) the parallel-plate mechanism, which is positioned inside(5) the frame. The utility model is provided with a piezoelectric ceramic with smaller displacement, so as to realize larger displacement; the utility model is small in volume, compact in structure and without deflection of the displacement on the platform; the general indicator of the model is superior to a single parallel-plate mechanism; the resolution of displacement is lower than 0.02per cent of displacement of the platform. The magnification times of the oval magnification mechanism is 3 to 4 times; the accuracy of resetting is lower than 0.1per cent of displacement of the platform; the natural frequency is approximately 2 times of the magnification times of a single parallel-plate mechanism; the rigidity is large in the direction of motion; the bearing capacity is higher; the general contribution is large and the model can resist certain torque.
Description
Technical field: the utility model relates to a kind of improvement of displacement enlargement mechanism structure, is specifically related to the combination of parallel-plate mechanism and oval enlarger.
Background technology: existing displacement enlargement mechanism mostly is made up of single parallel-plate mechanism, have that frequency response is low, amplification ratio is little, high-amplification-factor be 2.2 times, volume greatly, direction of displacement rigidity is little, it is little to exert oneself, bearing capacity is low, the easy deflection of worktable displacement direction, influence the shortcoming of displacement accuracy.
The utility model content: the purpose of this utility model is the oval enlarger micro displacement workbench of a kind of one dimension of development, and it has, and displacement is big, compact conformation, volume are little, be convenient to install, frequency response height, direction of displacement rigidity is big, bearing capacity is high characteristics.The utility model is made up of framework 5, parallel-plate mechanism 1, oval enlarger 2; Parallel-plate mechanism 1 is fixed on the top in the framework 5 and connects with framework 5 and is solidified as a whole, and oval enlarger 2 is fixed on the lower end of parallel-plate mechanisms 1 in the framework 5.Oval enlarger 2 is made up of last arc plate 2-1, following arc plate 2-2, left contiguous block 2-3, right contiguous block 2-4, piezoelectric ceramics 3, tightening cushion 4; Left side contiguous block 2-3 is fixed on the left end between arc plate 2-1 and the following arc plate 2-2, right contiguous block 2-4 is fixed on the right-hand member between arc plate 2-1 and the following arc plate 2-2, is fixed with piezoelectric ceramics 3 and tightening cushion 4 between left contiguous block 2-3 and the right contiguous block 2-4; Fixedlying connected with the center 1-1 of parallel-plate mechanism 1 lower end in the center of last arc plate 2-1 upper end, fixedlys connected with the center 5-1 of framework 5 lower frame 5-2 upper end in the center of following arc plate 2-2 lower end.The utlity model has with the piezoelectric ceramics of less displacement and realize the big displacement request of workbench, and volume is little, compact conformation, the worktable displacement zero deflection, global index is better than single parallel-plate enlarger, displacement resolution is lower than 0.2/1000th of worktable displacement, the elliptical mechanism multiplication factor is 3～4 times, repetitive positioning accuracy is lower than the one thousandth of worktable displacement, intrinsic frequency is about 2～3 times of single parallel-plate enlarger, and direction of motion rigidity is big, the bearing capacity height, integral body is exerted oneself greatly, and can resist the advantage of certain moment of torsion.
Description of drawings: Fig. 1 is an overall structure schematic diagram of the present utility model.
The specific embodiment: present embodiment is made up of framework 5, parallel-plate mechanism 1, oval enlarger 2; Parallel-plate mechanism 1 is fixed on the top in the framework 5 and connects with framework 5 and is solidified as a whole, and oval enlarger 2 is fixed on the lower end of parallel-plate mechanisms 1 in the framework 5.Oval enlarger 2 is made up of last arc plate 2-1, following arc plate 2-2, left contiguous block 2-3, right contiguous block 2-4, piezoelectric ceramics 3, tightening cushion 4; Left side contiguous block 2-3 is fixed on the left end between arc plate 2-1 and the following arc plate 2-2, right contiguous block 2-4 is fixed on the right-hand member between arc plate 2-1 and the following arc plate 2-2, is fixed with piezoelectric ceramics 3 and tightening cushion 4 between left contiguous block 2-3 and the right contiguous block 2-4; Fixedlying connected with the center 1-1 of parallel-plate mechanism 1 lower end in the center of last arc plate 2-1 upper end, fixedlys connected with the center 5-1 of framework 5 lower frame 5-2 upper end in the center of following arc plate 2-2 lower end.
Claims (2)
1, the oval enlarger micro displacement workbench of one dimension, it is made up of framework (5), parallel-plate mechanism (1), oval enlarger (2); It is characterized in that parallel-plate mechanism (1) is fixed on the top in the framework (5) and connects with framework (5) is solidified as a whole, and oval enlarger (2) is fixed on the lower end of framework (5) interior parallel-plate mechanism (1).
2, the oval enlarger micro displacement workbench of one dimension according to claim 1 is characterized in that oval enlarger (2) is by last arc plate (2-1), arc plate (2-2), left contiguous block (2-3), right contiguous block (2-4), piezoelectric ceramics (3), tightening cushion (4) are formed down; Left side contiguous block (2-3) is fixed on the left end between arc plate (2-1) and the following arc plate (2-2), right contiguous block (2-4) is fixed on the right-hand member between arc plate (2-1) and the following arc plate (2-2), is fixed with piezoelectric ceramics (3) and tightening cushion (4) between left contiguous block (2-3) and the right contiguous block (2-4); Fixedlying connected with the center (1-1) of parallel-plate mechanism (1) lower end in the center of last arc plate (2-1) upper end, fixedlys connected with the center (5-1) of framework (5) lower frame (5-2) upper end in the center of following arc plate (2-2) lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03260177 CN2628237Y (en) | 2003-06-30 | 2003-06-30 | One-dimensional oval amplifying mechanism final motion workingtable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03260177 CN2628237Y (en) | 2003-06-30 | 2003-06-30 | One-dimensional oval amplifying mechanism final motion workingtable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2628237Y true CN2628237Y (en) | 2004-07-28 |
Family
ID=34255021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03260177 Expired - Lifetime CN2628237Y (en) | 2003-06-30 | 2003-06-30 | One-dimensional oval amplifying mechanism final motion workingtable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2628237Y (en) |
-
2003
- 2003-06-30 CN CN 03260177 patent/CN2628237Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SUZHOU BOSHI ROBOT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HIT BOSHI PRECISION MEASURE + CONTROL CO., LTD. Effective date: 20100513 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 150006 SCIENCE PARK, HARBIN INSTITUTE OF TECHNOLOGY, NO.434, YOUZHENG STREET ANGANG DISTRICT, HARBIN CITY, HEILONGJIANG PROVINCE TO: 215121 1/F, 2A, ZHONGXIN SCIENCE AND TECHNOLOGY CITY, NO.8, ZHANYE ROAD, WEITING TOWN, SUZHOU INDUSTRY PARK, SUZHOU CITY, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100513 Address after: 215121, Jiangsu, Suzhou Industrial Park, Suzhou Town Pavilion Road, No. 8, China Science and Technology City, 2A layer Patentee after: Suzhou BoShi Robotics Technology Co., Ltd. Address before: 150006 Harbin Science and Technology Park, 434 Post Street, Nangang District, Heilongjiang, Harbin Patentee before: Boshi Accurate Test Control Co., Ltd., Harbin pllytechnical Univ |
|
| DD01 | Delivery of document by public notice |
Addressee: Boshi Accurate Test Control Co., Ltd., Harbin pllytechnical Univ Document name: Notification of Passing Examination on Formalities |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130630 Granted publication date: 20040728 |
|
| DD01 | Delivery of document by public notice |
Addressee: Suzhou BoShi Robotics Technology Co., Ltd. Document name: Notification of Expiration of Patent Right Duration |