CN202225115U - Coaxial positioning clamp - Google Patents
Coaxial positioning clamp Download PDFInfo
- Publication number
- CN202225115U CN202225115U CN2011203087437U CN201120308743U CN202225115U CN 202225115 U CN202225115 U CN 202225115U CN 2011203087437 U CN2011203087437 U CN 2011203087437U CN 201120308743 U CN201120308743 U CN 201120308743U CN 202225115 U CN202225115 U CN 202225115U
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- Prior art keywords
- flexible
- decoupling zero
- girder construction
- coaxial
- anchor clamps
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Abstract
The utility model discloses a coaxial positioning clamp, which comprises a clamp base and an adjusting and positioning mechanism; outer shaft parts of devices needing to be coaxially adjusted are fixed on the clamp base; inner shaft parts of the devices needing to be coaxially adjusted are fixed with the adjusting and positioning mechanism; the adjusting and positioning mechanism comprises a flexible decoupling beam structure and a wedged positioning block clamped on the flexible decoupling beam structure; the wedged positioning block is pushed by an external connection mechanism to move the can move under the push of an external connection mechanism; the wedged positioning block moves to drive the flexible decoupling beam structure to move; and the flexible decoupling beam structure moves to drive the inner shaft parts of the devices needing to be coxially adjusted. The coaxial positioning clamp disclosed by the embodiment of the utility model adjusts the coaxiality of the devices through the match between the flexible decoupling beam structure and the wedged positioning block, has a stable structure, is high in precision, can fix the devices coaxially positioned and adjusted, and is convenient for succeeding dispensing or welding fixation.
Description
Technical field
The utility model relates to a kind of clamp structure, relates in particular to a kind of accurate coaxial positioning anchor clamps.
Background technology
Along with MEMS (Micro-Electro-Mechanical Systems; MEMS) aspects such as the location of development and the accurate device of technology, assembling require increasingly high; And much the adjusted devices of coaxial positioning need break away from Adjustment System, carry out a glue or weld fixing.In order to satisfy the requirement of accurate assembling and location adjustment, new requirement has been proposed modular positioning fixture.Wherein, the adjustment of axiality and location are emphasis and difficult point, so the Design Orientation anchor clamps become inevitable.Traditional structure positioning fixture precision is lower, and is difficult to realize the location and the adjustment of optional position in the plane, and is difficult to realize breaking away from smoothly with Adjustment System.And the characteristics of flexible decoupling zero beam, for especially bringing good start in location in the plane with the feasibility of axial adjustment location.
Therefore, to above-mentioned technical problem, be necessary to provide a kind of coaxial positioning anchor clamps of new structure, to satisfy location requirement.
The utility model content
In view of this, the utility model provides a kind of Stability Analysis of Structures, precision high and can carry out the adjusted device of coaxial positioning and fix, be convenient to postorder point glue or welding procedure accurate coaxial positioning anchor clamps.
For realizing above-mentioned purpose, the utility model provides following technical scheme:
A kind of coaxial positioning anchor clamps; It comprises clamp base and adjustment detent mechanism; Need device outer shaft partial fixing with axial adjustment on clamp base; Need to be connected with the adjustment detent mechanism with shaft portion in the device of axial adjustment, said adjustment detent mechanism comprises flexible decoupling zero girder construction and is held in the wedge locating block on the flexible decoupling zero girder construction, and meet sb. at the airport the outside promotion of structure of said wedge locating block time can be moved; Said wedge locating block motion drives flexible decoupling zero girder construction motion, and said flexible decoupling zero girder construction motion drives and needs with shaft portion motion in the device of axial adjustment.
Preferably, in above-mentioned coaxial positioning anchor clamps, said flexible decoupling zero girder construction is the flexible decoupling zero girder construction of sphere of movements for the elephants type.
Preferably; In above-mentioned coaxial positioning anchor clamps; The flexible decoupling zero girder construction of said sphere of movements for the elephants type is made up of 12 sections flexible beams; Said 12 sections flexible beams are made up of the first direction group flexible beam and the second direction group flexible beam that are positioned on the mutual vertical direction, and said first direction group flexible beam rigidity is little, and the rigidity of the ratio of rigidity first direction group flexible beam of said second direction group flexible beam is big.
Preferably; In above-mentioned coaxial positioning anchor clamps; Said flexible decoupling zero girder construction is provided with orthogonal first locating slot and second locating slot in order to the location wedge locating block, and said first locating slot and second locating slot are located at the lateral edges of flexible decoupling zero girder construction respectively.
Preferably, in above-mentioned coaxial positioning anchor clamps, said wedge locating block comprises and is held in first wedge locating block in first locating slot and is held in second wedge locating block in second locating slot.
Preferably, in above-mentioned coaxial positioning anchor clamps, said wedge locating block is provided with the inclined-plane, and the lift angle on said inclined-plane is less than equivalent friction angle.
Preferably, in above-mentioned coaxial positioning anchor clamps, be interference fit between said wedge locating block and the flexible decoupling zero girder construction, utilize the elasticity of flexible decoupling zero girder construction to realize lock-bit after the said wedge locating block motion.
Preferably; In above-mentioned coaxial positioning anchor clamps; Also comprise axle locating piece in first hold-down mechanism, coaxial component outer shaft locating piece, second hold-down mechanism and the coaxial component; Said first hold-down mechanism, coaxial component outer shaft locating piece and second hold-down mechanism are fixed on the clamp base, and axle locating piece and flexible decoupling zero girder construction are fixed together in the said coaxial component, need to be fixed together with axle locating piece in shaft portion and the coaxial component in the device of axial adjustment.
Can find out from technique scheme; The coaxial positioning anchor clamps of the utility model embodiment adopt flexible decoupling zero girder construction and cooperating of wedge locating block to adjust the device axiality; Stability Analysis of Structures, precision are high and can carry out the adjusted device of coaxial positioning and fix, and are convenient to postorder point glue or welding is fixed.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the front view of the utility model coaxial positioning anchor clamps;
Fig. 2 is the vertical view of the utility model coaxial positioning anchor clamps;
Fig. 3 is the structural representation of the flexible decoupling zero girder construction of sphere of movements for the elephants type of the utility model coaxial positioning anchor clamps;
Fig. 4 is the structural representation of the wedge of the utility model coaxial positioning anchor clamps.
100, axle locating piece in the flexible decoupling zero girder construction of clamp base 200, adjustment localization part 300, inclined-plane 1, first hold-down mechanism 2, coaxial component outer shaft locating piece 3, first wedge locating block 4, second hold-down mechanism 5, sphere of movements for the elephants type 51～512, flexible beam 513, first locating slot 514, second locating slot 6, second wedge locating block 7, the coaxial component
The specific embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out detailed description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belongs to the scope that the utility model is protected.
The utility model discloses a kind of coaxial positioning anchor clamps, these coaxial positioning anchor clamps can be used for online adjustment, and can realize the accurate coaxial adjusted location of micron-nanometer level in the plane.
See also Fig. 1 and shown in Figure 2, said coaxial positioning anchor clamps can be used for online adjustment coaxial component.Said coaxial positioning anchor clamps comprise clamp base 100 and adjustment localization part 200.The device outer shaft that needs adjustment can be installed on the said clamp base 100.Said adjustment localization part 200 can be installed axle in the device that needs adjustment.Said adjustment localization part 200 comprises the adjustment detent mechanism.Need under the adjustment detent mechanism drives, can carry out accurately adjusting, locating in the plane with shaft portion in the device of axial adjustment.So be provided with, said coaxial positioning anchor clamps can be realized the accurate coaxial adjusted location of the micron-nanometer level plane in, so the device that these anchor clamps can be widely used in having accurate coaxial positioning to require is adjusted and be fastening.
See also Fig. 1 and shown in Figure 2, said coaxial positioning anchor clamps also comprise axle locating piece 7 in first hold-down mechanism 1, coaxial component outer shaft locating piece 2, second hold-down mechanism 4 and the coaxial component.Wherein, said first hold-down mechanism 1, coaxial component outer shaft locating piece 2 and second hold-down mechanism 4 are fixed on the clamp base 100, and axle locating piece 7 is fixed together with the adjustment detent mechanism in the said coaxial component.
See also Fig. 1 and shown in Figure 2, said first hold-down mechanism 1 and second hold-down mechanism 4 realize that respectively two are waited to adjust the location of device on above-below direction, through first hold-down mechanism 1 and second hold-down mechanism 4 main body are adjusted the positioning framework fixing and locking.Need be fixing with the outer shaft portion of the device of axial adjustment and the first coaxial component outer shaft locating piece 2; Need be fixing with axle locating piece 7 in shaft portion and the coaxial component in the device of axial adjustment; And because axle locating piece 7 is fixed together with the adjustment detent mechanism in the said coaxial component; So need be connected with the adjustment detent mechanism indirectly with the device of axial adjustment, the adjusting of structure is adjusted in utilization, realization need be with the adjusting of the device axiality of axial adjustment.
See also shown in Figure 1ly, said adjustment detent mechanism comprises flexible decoupling zero girder construction 5 of sphere of movements for the elephants type and wedge locating block.Wherein, the flexible decoupling zero girder construction 5 of said sphere of movements for the elephants type is fixed together with the interior axle of a coaxial component locating piece 7.The 5 planar decoupling zeros of the flexible decoupling zero girder construction of said sphere of movements for the elephants type realize micro-nano positioning accuracy.The flexible decoupling zero girder construction 5 of said sphere of movements for the elephants type is provided with orthogonal first locating slot 513 and second locating slot 514 in order to the location wedge locating block.Said first locating slot 513 and second locating slot 514 are located at the lateral edges of the flexible decoupling zero girder construction 5 of sphere of movements for the elephants type respectively.
See also shown in Figure 3ly, the flexible decoupling zero girder construction 5 of said sphere of movements for the elephants type can realize that the optional position translation the plane in locatees.Shown in the flexible decoupling zero girder construction 5 of sphere of movements for the elephants type mainly form by 12 sections flexible beams 51～512.Said 12 sections flexible beams are made up of the first direction group flexible beam and the second direction group flexible beam that are positioned on the mutual vertical direction, and said first direction group flexible beam rigidity is little, and the rigidity of the ratio of rigidity first direction group flexible beam of said second direction group flexible beam is big.Wherein, said first direction group flexible beam is a flexible beam 52,53,56,58,510,511.Said second direction group flexible beam is a flexible beam 51,54,55,57,59,512.The operation principle of the flexible decoupling zero girder construction 5 of said sphere of movements for the elephants type is: utilize first direction group flexible beam 52,53,56,58,510,511 little rigidity to realize translation, and second direction group flexible beam 51,54,55,57,59,512 rigidity are very big.The characteristics of the utility model are to realize the decoupling zero of micro-nano displacement movement through flexible beam big ratio of rigidity on mutual vertical direction; And then the accurate coaxial adjusted location of micron-nanometer level in the realization plane, so this coaxial positioning clamp structure can be widely used in having device adjustment that accurate coaxial positioning requires and fastening.
See also Fig. 1 and shown in Figure 4, described adjustment localization part comprises two wedge locating blocks, is respectively first wedge locating block 3 and second wedge locating block 6.Wherein, said first wedge locating block 3 is held in first locating slot 513, and said second wedge locating block 6 is held in second locating slot 514.Said first wedge locating block 3 and second wedge locating block 6 are realized the adjustment and the adjusted fastening locking of vertical direction each other in the plane respectively.Said wedge locating block is provided with inclined-plane 300, and the lift angle on said inclined-plane 300 is less than equivalent friction angle, so be provided with, said wedge locating block more mobile, can realize precision than minor adjustment, the adjustment precision is high.
The coaxial positioning anchor clamps of the utility model embodiment are in order to make the relative fixed of adjustment back, location coaxial component; Described first wedge locating block 3 and second wedge locating block 6 are realized the location self-locking on the mutual vertical direction in the plane respectively; Simple in structure, positioning stablity.Said first wedge locating block 3 and second wedge locating block 6 motor etc. outside drive movable down; The motion of said first wedge locating block 3 and second wedge locating block 6 promotes flexible decoupling zero girder construction 5 motions of sphere of movements for the elephants type; Utilize the inclined-plane 300 of wedge locating block to promote flexible decoupling zero girder construction 5 motions of sphere of movements for the elephants type; After said first wedge locating block 3 and 6 stop motions of second wedge locating block, utilize the self-locking of the elastic force realization wedge locating block of the flexible decoupling zero girder construction 5 of sphere of movements for the elephants type.
The principle of said first wedge locating block 3 and 6 adjustment of second wedge locating block is: utilize the inclined-plane lift angle of first wedge locating block 3 and second wedge locating block 6 to realize self-locking less than equivalent friction angle; Flexible decoupling zero girder construction 5 motions of first wedge locating block 3 capable of using and second wedge locating block, 6 pushed sphere of movements for the elephants types under extraneous power drives simultaneously; After reaching the coaxial positioning precision, said first wedge locating block 3 and 6 stop motions of second wedge locating block also realize lock-bit.
The characteristics that the coaxial positioning clamp structure of the utility model embodiment is stable, the coaxial positioning precision is high and can realize locating after the adjustment of any relative position in the plane; And; The coaxial positioning anchor clamps can be realized in the plane the accurate coaxial adjusted location of micron-nanometer level, and the coaxial positioning anchor clamps of said this kind structure can be widely used in having device adjustment that accurate coaxial positioning requires and fastening.
The coaxial positioning anchor clamps of the utility model embodiment adopt flexible decoupling zero girder construction and cooperating of wedge locating block to adjust the device axiality; Stability Analysis of Structures, precision are high and can carry out the adjusted device of coaxial positioning and fix, and are convenient to postorder point glue or welding is fixed.
The coaxial positioning anchor clamps of the utility model embodiment can adapt to the location adjustment of multiple type of drive, and an outer drive system of need promotes first wedge locating block 3 and 6 motions of second wedge locating block get final product.
The utility model embodiment realizes the decoupling zero of micro-nano displacement movement through the ratio of rigidity of the flexible decoupling zero girder construction 5 of sphere of movements for the elephants type on mutual vertical direction, and then realizes the accurate coaxial adjusted location of micron-nanometer level in the plane.
The coaxial positioning anchor clamps of the utility model embodiment are in order to make the relative fixed of adjustment back, location coaxial component; Through being set, first wedge locating block 3 and second wedge locating block 6 realize the location self-locking on the mutual vertical direction in the plane respectively; Simple in structure, positioning stablity.
The coaxial positioning anchor clamps of the utility model embodiment utilize the inclined-plane lift angle of first wedge locating block 3 and second wedge locating block 6 to realize self-locking less than equivalent friction angle; Flexible decoupling zero girder construction 5 motions of first wedge locating block 3 capable of using and second wedge locating block, 6 pushed sphere of movements for the elephants types under extraneous power drives; After reaching the coaxial positioning precision; Said first wedge locating block 3 and 6 stop motions of second wedge locating block also realize lock-bit; Stability Analysis of Structures, coaxial positioning precision height can be realized the accurate coaxial adjusted location of micron-nanometer level in the plane.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (8)
1. coaxial positioning anchor clamps; It is characterized in that: comprise clamp base (100) and adjustment detent mechanism; Need device outer shaft partial fixing with axial adjustment on clamp base (100); Need to be connected with the adjustment detent mechanism with shaft portion in the device of axial adjustment, said adjustment detent mechanism comprises flexible decoupling zero girder construction and is held in the wedge locating block on the flexible decoupling zero girder construction, and meet sb. at the airport the outside promotion of structure of said wedge locating block time can be moved; Said wedge locating block motion drives flexible decoupling zero girder construction motion, and said flexible decoupling zero girder construction motion drives and needs with shaft portion motion in the device of axial adjustment.
2. according to the said coaxial positioning anchor clamps of claim 1, it is characterized in that: said flexible decoupling zero girder construction is the flexible decoupling zero girder construction (5) of sphere of movements for the elephants type.
3. according to the said coaxial positioning anchor clamps of claim 2; It is characterized in that: the flexible decoupling zero girder construction of said sphere of movements for the elephants type (5) is made up of 12 sections flexible beams (51～512); Said 12 sections flexible beams are made up of with second direction group flexible beam (51,54,55,57,59,512) the first direction group flexible beam (52,53,56,58,510,511) that is positioned on the mutual vertical direction; Said first direction group flexible beam rigidity is little, and the rigidity of the ratio of rigidity first direction group flexible beam of said second direction group flexible beam is big.
4. according to the said coaxial positioning anchor clamps of claim 1; It is characterized in that: said flexible decoupling zero girder construction is provided with orthogonal first locating slot (513) and second locating slot (514) in order to the location wedge locating block, and said first locating slot (513) and second locating slot (514) are located at the lateral edges of flexible decoupling zero girder construction respectively.
5. according to the said coaxial positioning anchor clamps of claim 4, it is characterized in that: said wedge locating block comprises and is held in first wedge locating block (3) in first locating slot (513) and is held in second wedge locating block (6) in second locating slot (514).
6. according to the said coaxial positioning anchor clamps of claim 1, it is characterized in that: said wedge locating block is provided with inclined-plane (300), and the lift angle of said inclined-plane (300) is less than equivalent friction angle.
7. according to the said coaxial positioning anchor clamps of claim 1, it is characterized in that: between said wedge locating block and the flexible decoupling zero girder construction is interference fit, utilizes the elasticity of flexible decoupling zero girder construction to realize lock-bit after the said wedge locating block motion.
8. according to the said coaxial positioning anchor clamps of claim 1; It is characterized in that: also comprise axle locating piece (7) in first hold-down mechanism (1), coaxial component outer shaft locating piece (2), second hold-down mechanism (4) and the coaxial component; Said first hold-down mechanism (1), coaxial component outer shaft locating piece (2) and second hold-down mechanism (4) are fixed on the clamp base (100); Axle locating piece (7) is fixed together with flexible decoupling zero girder construction in the said coaxial component, needs to be fixed together with axle locating piece (7) in shaft portion and the coaxial component in the device of axial adjustment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203087437U CN202225115U (en) | 2011-08-23 | 2011-08-23 | Coaxial positioning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203087437U CN202225115U (en) | 2011-08-23 | 2011-08-23 | Coaxial positioning clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202225115U true CN202225115U (en) | 2012-05-23 |
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ID=46075721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203087437U Expired - Fee Related CN202225115U (en) | 2011-08-23 | 2011-08-23 | Coaxial positioning clamp |
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| Country | Link |
|---|---|
| CN (1) | CN202225115U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303292A (en) * | 2011-08-23 | 2012-01-04 | 苏州大学 | Coaxial positioning clamp |
| CN106291853A (en) * | 2015-05-24 | 2017-01-04 | 上海微电子装备有限公司 | A kind of suspension positioning mechanism |
-
2011
- 2011-08-23 CN CN2011203087437U patent/CN202225115U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303292A (en) * | 2011-08-23 | 2012-01-04 | 苏州大学 | Coaxial positioning clamp |
| CN102303292B (en) * | 2011-08-23 | 2013-07-17 | 苏州大学 | Coaxial positioning clamp |
| CN106291853A (en) * | 2015-05-24 | 2017-01-04 | 上海微电子装备有限公司 | A kind of suspension positioning mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20150823 |
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| EXPY | Termination of patent right or utility model |