CN204127087U - Optical axis clamp device - Google Patents
Optical axis clamp device Download PDFInfo
- Publication number
- CN204127087U CN204127087U CN201420256821.7U CN201420256821U CN204127087U CN 204127087 U CN204127087 U CN 204127087U CN 201420256821 U CN201420256821 U CN 201420256821U CN 204127087 U CN204127087 U CN 204127087U
- Authority
- CN
- China
- Prior art keywords
- axle sleeve
- bearing
- fixed axle
- eccentric bushing
- fixed
- 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
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 36
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model discloses a kind of optical axis clamp device.This device comprises eccentric bushing, left bearing, right bearing, left fixed shaft cover, right fixed shaft cover, left on-fixed axle sleeve and right on-fixed axle sleeve, wherein left bearing, right bearing, left fixed shaft cover and right fixed shaft cover are fixed on base, the outer wall of eccentric bushing both sides respectively with left bearing, the inner ring interference fit of right bearing, the inwall of eccentric bushing both sides respectively with the outer ring interference fit of left on-fixed axle sleeve and right on-fixed axle sleeve, eccentric bushing is provided with axial hole, the axis of axial hole and left bearing, the eccentric axis of right bearing, and the size of axial hole and left fixed shaft cover, right fixed shaft cover, left on-fixed axle sleeve, the size of right on-fixed axle sleeve inner ring is identical, left on-fixed axle sleeve, right on-fixed axle sleeve lay respectively at the two ends of eccentric bushing.The utility model has that efficiency of movement is high, clamping effect good, mechanical wear is little, the life-span is long, to the advantage of optical axis surface without impression cut.
Description
Technical field
The utility model relates to a kind of clamp device, especially a kind of optical axis clamp device.
Background technique
In the industrial production, when straight optical axis (as cylinder/hydraulic cylinder piston rod, electric drive moving lever, guide rod etc.) or the moving element relevant to optical axis moves to a certain position time, clamp device is used to carry out mechanical grip to it, make it can remain on same position within a period of time, when after cancellation clamping, moving element can freely move or adjust position again.
China model utility 201210238243.X discloses " a kind of optical axis fixture ", rotary left and right clamping element is set in fixed base, with circle-arc tooth section on the surface of contact of left and right clamping element and optical axis, when left and right clamping element clamps optical axis, circle-arc tooth section can produce impression on optical axis surface, and after optical axis locking, optical axis need be pulled to make it be drawn tighter and tighter, when unclamping optical axis, need operation left and right dismounting handle just can unclamp, clamping and to unclamp the efficiency of action low, be not suitable for automatic production requirement, there is mechanical wear in addition large, the shortcoming that device lifetime is short.
Summary of the invention
Technical problem to be solved in the utility model is to provide that a kind of efficiency of movement is high, clamping effect good, mechanical wear is little, the life-span is long, to the optical axis clamp device of optical axis surface without impression cut.
The technical scheme in the invention for solving the above technical problem is: this device comprises eccentric bushing, left bearing, right bearing, left fixed shaft cover, right fixed shaft cover, left on-fixed axle sleeve and right on-fixed axle sleeve, wherein left bearing, right bearing, left fixed shaft cover and right fixed shaft cover are fixed on base, the outer wall of eccentric bushing both sides respectively with left bearing, the inner ring interference fit of right bearing, the inwall of eccentric bushing both sides respectively with the outer ring interference fit of left on-fixed axle sleeve and right on-fixed axle sleeve, eccentric bushing is provided with axial hole, the axis of axial hole and left bearing, the eccentric axis of right bearing, and the size of axial hole and left fixed shaft cover, right fixed shaft cover, left on-fixed axle sleeve, the size of right on-fixed axle sleeve inner ring is identical, left on-fixed axle sleeve, right on-fixed axle sleeve lay respectively at the two ends of eccentric bushing.
Eccentric bushing described in the utility model is provided with the extension lever of evagination.
The utility model compared with prior art, there is following beneficial effect: optical axis is placed in eccentric bushing by this device, eccentric bushing both sides outer wall respectively with the inner ring interference fit of two bearings, eccentric bushing two inwall respectively with the outer ring interference fit of two on-fixed axle sleeves, the eccentric axis of the axial hole axis of eccentric bushing and two bearings, two fixed axle sleeves lay respectively at the two ends of eccentric bushing, bearing and fixed axle sleeve are fixed on base, by the pinching action realized optical axis that exerts a force to the extension lever be located on eccentric bushing, after extension lever force, the axial hole of eccentric bushing and optical axis decentraction, make the inner ring of on-fixed axle sleeve, the inwall of eccentric bushing axial hole is pressed on optical axis surface, optical axis is clamped, clamping and loosening up efficiency high, be applicable to automatic production demand, and employing bearings, mechanical wear can be reduced, the extension fixture life-span, optical axis surface can not produce impression or cut.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is exploded view of the present utility model.
Fig. 3 is side view of the present utility model (when optical axis does not clamp).
Fig. 4 is fundamental diagram of the present utility model (when optical axis does not clamp).
Fig. 5 is side view of the present utility model (during optical axis clamping).
Fig. 6 is fundamental diagram of the present utility model (during optical axis clamping).
Embodiment
See Fig. 1 and Fig. 2, the present embodiment comprises eccentric bushing 1, left bearing 2, right bearing 3, left fixed shaft cover 4, right fixed shaft cover 5, left on-fixed axle sleeve 6 and right on-fixed axle sleeve 7, the outer wall of eccentric bushing 1 both sides respectively with left bearing 2, the inner ring interference fit of right bearing 3, the inwall of eccentric bushing 1 both sides respectively with the outer ring interference fit of left on-fixed axle sleeve 6 and right on-fixed axle sleeve 7, eccentric bushing 1 is provided with axial hole, the axis of axial hole and left bearing 2, the eccentric axis of right bearing 3, the i.e. outer ring of eccentric bushing 1 and left bearing 2, the outer ring of right bearing 3 is concentric, the axial hole of eccentric bushing 1 and left bearing 2, the inner ring decentraction of right bearing 3, size and the left fixed shaft of axial hole 8 overlap 4, right fixed shaft overlaps 5, the size of left on-fixed axle sleeve 6, right on-fixed axle sleeve 7 inner ring is identical.The outer ring of eccentric bushing 1 is provided with the extension lever 8 of evagination.
During installation, left bearing 2, right bearing 3, left fixed shaft cover 4 and right fixed shaft cover 5 are fixed on base (not shown), left fixed shaft cover 4, right fixed shaft cover 5 lay respectively at the two ends of eccentric bushing 1, optical axis 9 is positioned at left fixed shaft cover 4, left on-fixed axle sleeve 6, eccentric bushing 1, right on-fixed axle sleeve 7, right fixed shaft cover 5, and optical axis 9 and left fixed shaft overlap 4, left on-fixed axle sleeve 6, eccentric bushing 1, right on-fixed axle sleeve 7, right fixed shaft are Spielpassung between overlapping 5.
See Fig. 3 and Fig. 4, because left bearing 2, right bearing 3, left fixed shaft cover 4 and right fixed shaft cover 5 are fixing, the inwall of eccentric bushing 1 both sides overlaps again 4 respectively with left fixed shaft, right fixed shaft overlap 5 outer ring interference fit, when extension lever 8 not being exerted a force, the inner ring of left fixed shaft cover 4, left on-fixed axle sleeve 6, right on-fixed axle sleeve 7, right fixed shaft cover 5 is concentric with the axial hole of eccentric bushing 1, optical axis 9 can overlap 4 at left fixed shaft, front and back flexible motion in left on-fixed axle sleeve 6, eccentric bushing 1, right on-fixed axle sleeve 7, right fixed shaft cover 5, and now optical axis 9 is not clamped.
See Fig. 5 and Fig. 6, due to left bearing 2, right bearing 3, left fixed shaft cover 4 and right fixed shaft cover 5 are fixing, the inwall of eccentric bushing 1 both sides overlaps 4 with left fixed shaft again respectively, the outer ring interference fit of right fixed shaft cover 5, as exerted a force to extension lever 8, eccentric bushing 1 under the effect of extension lever 8 left or the several angle that turns right, left on-fixed axle sleeve 6 and right on-fixed axle sleeve 7 also rotate under the drive of eccentric bushing 1 thereupon, due to left on-fixed axle sleeve 6, the outer ring decentraction of right on-fixed axle sleeve 7 and eccentric bushing 1, concentric with the axial hole of eccentric bushing 1, so the left on-fixed axle sleeve 6 after rotating, right on-fixed axle sleeve 7 overlaps 4 with fixed left fixed shaft, right fixed shaft overlaps 5 decentraction, the axial hole of eccentric bushing 1 and optical axis 9 decentraction, the inner ring of left on-fixed axle sleeve 6 and right on-fixed axle sleeve 7, the inwall of eccentric bushing 1 axial hole is pressed on optical axis 9 surface, a radial biasing force perpendicular to its axis is applied to optical axis 9, optical axis 9 is clamped.The size of clamping force is relevant with position and external force size etc. with the axial hole size of the length of extension lever 8, forced position, eccentric bushing 1.
Claims (2)
1. an optical axis clamp device, it is characterized in that: comprise eccentric bushing (1), left bearing (2), right bearing (3), left fixed shaft cover (4), right fixed shaft cover (5), left on-fixed axle sleeve (6) and right on-fixed axle sleeve (7), wherein left bearing (2), right bearing (3), left fixed shaft cover (4) and right fixed shaft cover (5) are fixed on base, the outer wall of eccentric bushing (1) both sides respectively with left bearing (2), the inner ring interference fit of right bearing (3), the inwall of eccentric bushing (1) both sides respectively with the outer ring interference fit of left on-fixed axle sleeve (6) and right on-fixed axle sleeve (7), eccentric bushing (1) is provided with axial hole (8), the axis of axial hole (8) and left bearing (2), the eccentric axis of right bearing (3), and the size of axial hole (8) and left fixed shaft cover (4), right fixed shaft cover (5), left on-fixed axle sleeve (6), the size of right on-fixed axle sleeve (7) inner ring is identical, left on-fixed axle sleeve (6), right on-fixed axle sleeve (7) lay respectively at the two ends of eccentric bushing (1).
2. optical axis clamp device according to claim 1, is characterized in that: described eccentric bushing (1) is provided with the extension lever (9) of evagination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420256821.7U CN204127087U (en) | 2014-05-20 | 2014-05-20 | Optical axis clamp device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420256821.7U CN204127087U (en) | 2014-05-20 | 2014-05-20 | Optical axis clamp device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204127087U true CN204127087U (en) | 2015-01-28 |
Family
ID=52383446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420256821.7U Expired - Fee Related CN204127087U (en) | 2014-05-20 | 2014-05-20 | Optical axis clamp device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204127087U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728314A (en) * | 2015-03-09 | 2015-06-24 | 江苏风和医疗器材有限公司 | Stopping device |
| CN109279344A (en) * | 2018-10-18 | 2019-01-29 | 哈尔滨理工大学 | A kind of telescopic multifunction manipulator of gripper |
| CN114110044A (en) * | 2021-10-13 | 2022-03-01 | 三一重能股份有限公司 | Radial braking device, motor and wind driven generator |
-
2014
- 2014-05-20 CN CN201420256821.7U patent/CN204127087U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104728314A (en) * | 2015-03-09 | 2015-06-24 | 江苏风和医疗器材有限公司 | Stopping device |
| CN104728314B (en) * | 2015-03-09 | 2016-03-02 | 江苏风和医疗器材有限公司 | A kind of arresting stop |
| CN109279344A (en) * | 2018-10-18 | 2019-01-29 | 哈尔滨理工大学 | A kind of telescopic multifunction manipulator of gripper |
| CN109279344B (en) * | 2018-10-18 | 2021-07-23 | 哈尔滨理工大学 | Multi-functional manipulator with telescopic gripper |
| CN114110044A (en) * | 2021-10-13 | 2022-03-01 | 三一重能股份有限公司 | Radial braking device, motor and wind driven generator |
| CN114110044B (en) * | 2021-10-13 | 2024-03-12 | 三一重能股份有限公司 | Radial braking device, motor and wind driven generator |
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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: 20150128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |