CN209624003U - A kind of optical element multi-pose detection universal fixture - Google Patents
A kind of optical element multi-pose detection universal fixture Download PDFInfo
- Publication number
- CN209624003U CN209624003U CN201920604950.3U CN201920604950U CN209624003U CN 209624003 U CN209624003 U CN 209624003U CN 201920604950 U CN201920604950 U CN 201920604950U CN 209624003 U CN209624003 U CN 209624003U
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- clamping beam
- clamping
- optical element
- fixture block
- hinged
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Abstract
The utility model discloses a kind of optical element multi-poses to detect universal fixture, it is related to optical element detection device technology field, the utility model includes gripper frame, gripper frame includes successively hinged clamping beam A, clamping beam B, clamping beam C and clamping beam D, clamping beam A, clamping beam B, clamping beam C and clamping beam D can surround a rectangle, wherein clamping beam A and clamping beam B, clamping beam B and clamping beam C, the hinged place of clamping beam C and clamping beam D is provided with hinged loose-leaf, the expanded angle of hinged loose-leaf is 90 ° -180 °, the utility model has structure simple, it is easy to operate, clamp stable advantage.
Description
Technical field
The utility model relates to optical element detection device technology fields, colourful more particularly to a kind of optical element
State detects universal fixture.
Background technique
Precision optics manufacture and detection field, evaluation optical element processing quality key parameter include beam quality,
Stress birfringence, spectral characteristic, focal length and surface roughness etc. are needed because each parameter type is different in different test poses
It is detected on precision detecting instrument, requires to carry out optical element before detecting flat up to the stress equilibrium and temperature of a few hours
Weighing apparatus.The test pose of precision optics detecting instrument depends primarily on systematic optical axis direction, is generally divided into vertically and horizontally two sides
To, therefore require element that can switch between two kinds of postures in the condition of no external interference, stress equilibrium and equalized temperature difference
It is to eliminate element in the stress and temperature of the contact processes such as clamping, carrying and influence.
Currently, without for the logical of optical elements of large caliber (300mm × 300mm or more) detection in precision optics detection industry
With frock clamp, and element attitude handover operation needs first to dismantle, replaces fixture clamping again, and disassembly refitting process would generally be to member
Part itself introduces clamping and handling stresses, affects detection accuracy, while increasing the risk for element of damaging, contact process also can
Temperature change is introduced, needs to re-start equalized temperature, reduces detection efficiency.At present both at home and abroad not dedicated for optics inspection
The unified detection fixture of the standard of survey, prior art need special design according to detection mostly.Wherein, number of patent application is
The utility model patent of " 201220571394.2 " discloses " a kind of optical element clamping device ", and the device is suitable for more
The optical element use of specification, shape is planted, the hoisting beam in the utility model includes regulating switch, hole for hoist and sealing plate bolt, folder
Holding beam includes that clamping "u"-shaped groove, clamping position hole and clamping sliding slot, spandrel girder include load-bearing "u"-shaped groove, load-bearing locating slot and hold
Weight sliding slot, the hoisting beam is fixedly connected by the regulating switch of hoisting beam with clamping beam, the spandrel girder pass through pilot pin and
Clamping beam is fixedly connected.Four clamping beams (i.e. hoisting beam, spandrel girder, clamping beam I and the clamping beam of device in the utility model
It II) is isolated structure before clamping, element upright first can only be placed on ability clamping, the scope of application on spandrel girder has
Limit, and clamping process need to successively connect each clamping beam, it is complicated for operation, it needs at least two people to cooperate and completes, operating efficiency is low.Except this
Except, there is also following defects for the optical element clamping device:
(1) the U-typed slot in clamping device and element are all made of rigid contact, it is understood that there may be excessive compression element and excessively
Loosen two kinds of clamp positions, when excessive compression element can cause external stress to element, change optical characteristics of components, excessively loosen
Element can be caused to topple over or damage risk in fixture inclination；
(2) hoisting beam is fixed on sandwich beam I and clamping beam II by regulating switch, in two sides regulating switch position
Without locking and protective device, fall off risk there are hoisting beam.
Therefore above-mentioned technical problem how is solved, there is very much realistic meaning to those skilled in the art.
Utility model content
The purpose of this utility model is that: in order to solve four clamping beams in existing optical element clamping device in clamping
It is isolated structure before, element upright first can only be placed on ability clamping, restricted application, and clamping mistake on spandrel girder
Journey need to successively connect each clamping beam, complicated for operation, need at least two people to cooperate and complete, the low technical problem of operating efficiency, this reality
A kind of optical element multi-pose detection universal fixture is provided with novel.
The utility model specifically uses following technical scheme to achieve the goals above:
A kind of optical element multi-pose detection universal fixture, including gripper frame, gripper frame include successively hinged clamping beam
A, clamping beam B, clamping beam C and clamping beam D, clamping beam A, clamping beam B, clamping beam C and clamping beam D can surround a rectangle,
The hinged place of middle clamping beam A and clamping beam B, clamping beam B and clamping beam C, clamping beam C and clamping beam D are provided with hinged loose-leaf,
The expanded angle of hinged loose-leaf is 90 ° -180 °.
Further, the inside that fixture block A, clamping beam B and clamping beam C are provided on the inside of clamping beam A and clamping beam D is equal
It is provided with the groove being provided on the inside of fixture block B, fixture block A and fixture block B for being clamped optical element.
Further, buffer unit, buffer unit packet are provided between fixture block A and corresponding clamping beam A and clamping beam D
Include several compressed springs being connected between fixture block A and corresponding clamping beam A and clamping beam D.
Further, the end of clamping beam D is provided with hook, and clamping beam A outboard end is provided with lasso trick mechanism, lasso trick mechanism
Rack including being connected to clamping beam A outboard end is hinged with the lock with hook cooperation in rack.
Further, clamping beam A and the place of joining end to end clamping beam D are provided with safety pin, and safety pin includes stud, spiral shell
Column end is provided with lateral spanner, and clamping beam A and the end clamping beam D offer the screw hole with stud cooperation.
Further, further include moving handle, moving handle be detachably connected on clamping beam A and clamping beam C outboard end or
It is detachably connected on clamping beam B and clamping beam D outboard end.
Further, the material of gripper frame, hinged loose-leaf and moving handle is aluminium alloy, the material of fixture block A and fixture block B
It is polytetrafluoroethylene (PTFE).
The beneficial effects of the utility model are as follows:
1, the utility model passes through hinged loose-leaf using integrated gripper frame frame structure come holding optical components surrounding
Successively clamping beam A, clamping beam B, clamping beam C and clamping beam D are connected, and hinged loose-leaf expanded angle is 90 ° -180 °,
I.e. hinged loose-leaf minimum angles are 90 °, and clamping beam A, clamping beam B, clamping beam C and clamping beam D is enabled smoothly to surround a square
Shape framework, hinged loose-leaf maximum angle are 180 °, i.e., a straight line bar shape, clamping and disassembly optics are formed after gripper frame expansion
Repetition assembly and disassembly are not all needed when element corresponds to component, it is easy to operate, and the utility model can be applicable in optics simultaneously
Element clamping under horizontal and vertical state, it is applied widely, clamping limitation it is also less, can one man operation, operate it is more convenient, this
Utility model supports optical element test pose free switching, and does not introduce stress and temperature change, is not required to volume after Posture exchange
Outer progress temperature and stress equilibrium, improve detection efficiency.
2, when clamping, element surrounding is blocked by the groove of corresponding fixture block A and fixture block B, clamp structure is reliable and stable, is convenient for
Positioning, while compressed spring is provided between fixture block A and corresponding clamping beam A and clamping beam D, realization takes bullet to optical element
Property clamping, avoid rigidity clamp caused by excessive compression and excessive looseness, ensured to optical element soft contact always, reduced
Influence of the local stress to detection accuracy, and clamping process guarantees that fixture block couples closely always with optical element, is clamped element
Size it is related to the collapsing length of spring, the optical element within the scope of tolerable certain specification is clamped by fixture block always, is applicable in
Range is wide.
3, clamping beam A and the junction clamping beam D are locked by lasso trick mechanism realization gripper frame head and the tail, while being clamped
Beam A and clamping beam D corresponding position have opened up screw hole, and safety pin is screwed in screw hole and is tightened, it is ensured that gripper frame head and the tail can not
It automatically opens, achievees the effect that dual fail-safe, locking mechanism is firm, avoids beam body and falls off risk.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of optical element multi-pose detection universal fixture of the utility model；
Fig. 2 is the structural schematic diagram (positive visual angle) of lock sleeve mechanism；
Fig. 3 is the structural schematic diagram of safety pin；
Fig. 4 is structural schematic diagram when the utility model expands horizontally；
Structural schematic diagram when Fig. 5 is the utility model opening state.
Appended drawing reference: the hinged loose-leaf of 1- clamping beam A, 2- clamping beam B, 3- clamping beam C, 4- clamping beam D, 5-, 6- fixture block A,
7- fixture block B, 8- groove, 9- compressed spring, 10- hook, 11- lasso trick mechanism, 11.1- rack, 11.2- lock, 12- safety pin
Nail, 12.1- stud, the side 12.2- is to spanner, 13- moving handle.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model, i.e., the described embodiments are only a part of the embodiments of the utility model,
Instead of all the embodiments.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be with each
Different configurations is planted to arrange and design.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to
The range of the utility model protection.
It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or
Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any
This actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described
There is also other identical elements in the process, method, article or equipment of element.
The feature of the utility model and performance are described in further detail with reference to embodiments.
Embodiment 1
As described in figures 1 and 5, the present embodiment provides a kind of optical element multi-poses to detect universal fixture, including gripper frame, folder
Holding frame includes successively hinged clamping beam A1, clamping beam B2, clamping beam C3 and clamping beam D4, clamping beam A1, clamping beam B2, clamping
Beam C3 and clamping beam D4 can surround a rectangle, wherein clamping beam A1 and clamping beam B2, clamping beam B2 and clamping beam C3, clamping beam
The hinged place of C3 and clamping beam D4 is provided with hinged loose-leaf 5, and the expanded angle of hinged loose-leaf 5 is 90 ° -180 °.
In the present embodiment, the utility model, come holding optical components surrounding, is led to using integrated gripper frame frame structure
It crosses hinged loose-leaf successively clamping beam A, clamping beam B, clamping beam C and clamping beam D are connected, and hinged loose-leaf rotational angle is
90 ° -180 °, i.e., hinged loose-leaf minimum angles are 90 °, and clamping beam A, clamping beam B, clamping beam C and clamping beam D are smoothly enclosed
At a rectangular box, hinged loose-leaf maximum angle be 180 °, i.e., gripper frame expansion after formed a straight line bar shape, clamping and
Repetition assembly and disassembly are not all needed when dismantling optical element corresponds to component, it is easy to operate, and the utility model can be simultaneously
Be applicable in optical element clamping under horizontal and vertical state, it is applied widely, clamping limitation it is also less, can one man operation, operation
More convenient, the utility model supports optical element test pose free switching, and does not introduce stress and temperature change, Posture exchange
After be not required to additionally carry out temperature and stress equilibrium, improve detection efficiency.
Embodiment 2
As shown in figs. 1 and 4, the present embodiment is to be further optimized on the basis of embodiment 1, specifically, clamping beam
It is provided on the inside of A1 and clamping beam D4 on the inside of fixture block A6, clamping beam B2 and clamping beam C3 and is provided with fixture block B7, fixture block
It is provided with the groove 8 for being clamped optical element on the inside of A6 and fixture block B7, fixture block A6 and corresponding clamping beam A1 and clamping
It is provided with buffer unit between beam D4, buffer unit includes several being connected to fixture block A6 and corresponding clamping beam A1 and clamping beam
Compressed spring 9 between D4.
In the present embodiment, when clamping, element surrounding is blocked by the groove of corresponding fixture block A and fixture block B, clamp structure is stablized
Reliably, convenient for positioning, while it being provided with compressed spring between fixture block A and corresponding clamping beam A and clamping beam D, realizes to optics
Element takes resilient clamp, and excessive compression and excessive looseness caused by avoiding rigidity from clamping have ensured soft always to optical element
Contact reduces influence of the local stress to detection accuracy, and clamping process guarantees that fixture block couples closely always with optical element,
The size of clamped element is related to the collapsing length of spring, may be allowed the optical element within the scope of certain specification always by fixture block
Clamping, it is applied widely.
Embodiment 3
As shown in Fig. 1 to 5, the present embodiment is to be further optimized on the basis of embodiment 1, specifically, clamping beam
The end of D4 is provided with hook 10, and clamping beam A1 outboard end is provided with lasso trick mechanism 11, and lasso trick mechanism 11 includes being connected to clamping
The rack 11.1 of beam A1 outboard end is hinged with the locks 11.2 with 10 cooperation of hook, clamping beam A1 and clamping beam in rack 11.1
The place of joining end to end D4 is provided with safety pin 12, and safety pin 12 includes stud 12.1, and 12.1 end of stud, which is provided with, laterally pulls
Hand 12.2, clamping beam A1 and the end clamping beam D4 offer the screw hole cooperated with stud 12.1.
In the present embodiment, clamping beam A and the junction clamping beam D are locked by lasso trick mechanism realization gripper frame head and the tail,
Screw hole has been opened up in clamping beam A and clamping beam D corresponding position simultaneously, safety pin is screwed in into screw hole and has been tightened, it is ensured that clamping
Frame head and the tail can not automatically open, and achieve the effect that dual fail-safe, and locking mechanism is firm, avoid beam body and fall off risk.
Embodiment 4
As described in figures 1 and 5, the present embodiment is to be further optimized on the basis of embodiment 1, specifically, further includes
Moving handle 13, moving handle 13 are detachably connected on clamping beam A1 and clamping beam C3 outboard end or are detachably connected on clamping beam
B2 and clamping beam D4 outboard end, when dismantling connection, can be connected through a screw thread, and moving handle 13 then offers one section of external screw thread.
In the present embodiment, by gripper frame outside moving handle optical element posture can arbitrarily be adjusted, adjustment process not
Contact optical element is needed, influence of the external factor to optical element, and easy to disassemble and assembling are avoided.
Embodiment 5
As shown in Figure 1, the present embodiment is further optimized on the basis of embodiment 4, and specifically, gripper frame, hinge
The material of page 5 and moving handle 13 of taking over a job is aluminium alloy, and light weight is easy to remove, and the material of fixture block A6 and fixture block B7 are
Polytetrafluoroethylene (PTFE), surface is smooth and optical element contact performance is good.
Working principle: first that the gripper frame after expansion is horizontal positioned and from optical element side when optical element lies down
Face is close, so that clamping beam A, clamping beam B, clamping beam C and clamping beam D is gradually bonded optical element side, and ensure fixture block A and folder
The groove of block B blocks element surrounding, then in gripper frame head and the tail junction (i.e. clamping beam A and the junction clamping beam D), first leads to
The lock and locked by hooks in lasso trick mechanism are crossed, thus locking gripper frame, then it is screwed into safety pin locking gripper frame framework, finally
It is screwed into moving handle in the opposite clamping beam outer end of gripper frame, realizes clamping and movement to element.
When optical element is vertical, gripper frame is fully deployed first, making the groove of fixture block A and fixture block B, level is put upward
It sets, optical element is vertically placed in the groove of clamping beam B, be bonded remaining clamping beam A, clamping beam C and clamping beam D gradually
Optical element side, and ensure that the groove of fixture block A and fixture block B block element surrounding, then gripper frame head and the tail junction (i.e.
Clamping beam A and the junction clamping beam D), the lock and locked by hooks in lasso trick mechanism are first passed through, thus locking gripper frame, then twist
Enter safety pin locking gripper frame framework, finally moving handle is screwed into the opposite clamping beam outer end of gripper frame, when needing to change
When optical element posture, the movement and transfer to optical element is can be realized by moving handle in both hands.
The above, the only preferred embodiment of the utility model, are not intended to limit the utility model, the utility model
Scope of patent protection be subject to claims, it is equivalent made by all specifications and accompanying drawing content with the utility model
Structure change similarly should be included in the protection scope of the utility model.
Claims (7)
1. a kind of optical element multi-pose detects universal fixture, including gripper frame, which is characterized in that gripper frame includes successively hinged
Clamping beam A (1), clamping beam B (2), clamping beam C (3) and clamping beam D (4), clamping beam A (1), clamping beam B (2), clamping beam C
(3) and clamping beam D (4) can surround a rectangle, wherein clamping beam A (1) and clamping beam B (2), clamping beam B (2) and clamping beam C
(3), the hinged place of clamping beam C (3) and clamping beam D (4) is provided with hinged loose-leaf (5), and the expanded angle of hinged loose-leaf (5) is
90°-180°。
2. a kind of optical element multi-pose according to claim 1 detects universal fixture, which is characterized in that clamping beam A (1)
With fixture block A (6) are provided on the inside of clamping beam D (4), be provided with fixture block B on the inside of clamping beam B (2) and clamping beam C (3)
(7), the groove (8) for being clamped optical element is provided on the inside of fixture block A (6) and fixture block B (7).
3. a kind of optical element multi-pose according to claim 2 detects universal fixture, which is characterized in that fixture block A (6) with
It is provided with buffer unit between corresponding clamping beam A (1) and clamping beam D (4), buffer unit includes several being connected to fixture block A
(6) compressed spring (9) between corresponding clamping beam A (1) and clamping beam D (4).
4. a kind of optical element multi-pose according to claim 1 detects universal fixture, which is characterized in that clamping beam D (4)
End be provided with hook (10), clamping beam A (1) outboard end is provided with lasso trick mechanism (11), lasso trick mechanism (11) include connection
The lock (11.2) with hook (10) cooperation is hinged in the rack (11.1) of clamping beam A (1) outboard end, rack (11.1).
5. a kind of optical element multi-pose according to claim 4 detects universal fixture, which is characterized in that clamping beam A (1)
It is provided with safety pin (12) with clamping beam D (4) place of joining end to end, safety pin (12) includes stud (12.1), stud
(12.1) end is provided with lateral spanner (12.2), and clamping beam A (1) and clamping beam D (4) end offer and stud (12.1)
The screw hole of cooperation.
6. universal fixture is detected to a kind of optical element multi-pose described in any claim in 5 according to claim 1, it is special
Sign is, further includes moving handle (13), and moving handle (13) is detachably connected on the outside of clamping beam A (1) and clamping beam C (3)
Hold or be detachably connected on clamping beam B (2) and clamping beam D (4) outboard end.
7. a kind of optical element multi-pose according to claim 6 detects universal fixture, which is characterized in that gripper frame, hinge
The material of page (5) and moving handle (13) of taking over a job is aluminium alloy, and the material of fixture block A (6) and fixture block B (7) are polytetrafluoroethyl-ne
Alkene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920604950.3U CN209624003U (en) | 2019-04-29 | 2019-04-29 | A kind of optical element multi-pose detection universal fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920604950.3U CN209624003U (en) | 2019-04-29 | 2019-04-29 | A kind of optical element multi-pose detection universal fixture |
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| Publication Number | Publication Date |
|---|---|
| CN209624003U true CN209624003U (en) | 2019-11-12 |
Family
ID=68459147
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920604950.3U Expired - Fee Related CN209624003U (en) | 2019-04-29 | 2019-04-29 | A kind of optical element multi-pose detection universal fixture |
Country Status (1)
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| CN (1) | CN209624003U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111922940A (en) * | 2020-08-05 | 2020-11-13 | 合肥知常光电科技有限公司 | Clamping device and clamping method for large-diameter special optical element |
| CN112858172A (en) * | 2021-02-26 | 2021-05-28 | 浙江大学 | Device for clamping thin plate type optical element in optical detection device |
| CN113670584A (en) * | 2021-09-07 | 2021-11-19 | 横店集团东磁有限公司 | Camera module multi-posture testing device and implementation method thereof |
-
2019
- 2019-04-29 CN CN201920604950.3U patent/CN209624003U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111922940A (en) * | 2020-08-05 | 2020-11-13 | 合肥知常光电科技有限公司 | Clamping device and clamping method for large-diameter special optical element |
| CN111922940B (en) * | 2020-08-05 | 2024-01-02 | 合肥知常光电科技有限公司 | Clamping device and clamping method for large-caliber special optical element |
| CN112858172A (en) * | 2021-02-26 | 2021-05-28 | 浙江大学 | Device for clamping thin plate type optical element in optical detection device |
| CN112858172B (en) * | 2021-02-26 | 2022-03-08 | 浙江大学 | Device for clamping thin plate type optical element in optical detection device |
| CN113670584A (en) * | 2021-09-07 | 2021-11-19 | 横店集团东磁有限公司 | Camera module multi-posture testing device and implementation method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191112 Termination date: 20200429 |
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| CF01 | Termination of patent right due to non-payment of annual fee |