CN211439067U - Condenser bracket clamp with accurate positioning - Google Patents
Condenser bracket clamp with accurate positioning Download PDFInfo
- Publication number
- CN211439067U CN211439067U CN201922397739.1U CN201922397739U CN211439067U CN 211439067 U CN211439067 U CN 211439067U CN 201922397739 U CN201922397739 U CN 201922397739U CN 211439067 U CN211439067 U CN 211439067U
- Authority
- CN
- China
- Prior art keywords
- hole
- accurate positioning
- shaped
- shaped block
- block
- 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
- 238000007667 floating Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000000712 assembly Effects 0.000 claims abstract description 3
- 238000000429 assembly Methods 0.000 claims abstract description 3
- 238000003825 pressing Methods 0.000 claims description 30
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000003754 machining Methods 0.000 abstract description 6
- 230000006835 compression Effects 0.000 abstract description 5
- 238000007906 compression Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 3
- 230000009977 dual effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000002146 bilateral effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a condensing lens bracket clamp with accurate positioning, which comprises a base, wherein one side of the base is provided with a side plate, one side of the base is provided with an L-shaped block at the same side of the side plate, the top end of the L-shaped block is provided with a compression assembly, a workpiece is clamped on the compression assembly, floating fixing assemblies are symmetrically arranged at two sides of the compression assembly, a locking mechanism is arranged at the middle position of one side of the L-shaped block, an accurate positioning device is arranged at one side of the side plate, which faces the L-shaped block, a raised block is arranged at one side of the side plate, which is far away from the; the first stepped hole at the top end of the L-shaped block, the second stepped hole are symmetrically arranged on two sides of the limiting pin hole, and the middle position of the L-shaped block is provided with a long hole along the axial direction. Has the advantages that: structural design is reasonable, adopts the dual location of floating fixed and accurate positioning device, and then makes positioning accuracy high, easy operation, and the machining precision is high, has improved the efficiency of production simultaneously.
Description
Technical Field
The utility model relates to a machining technology field particularly, relates to a condenser bracket anchor clamps that fix a position accuracy.
Background
The microscope is an optical instrument formed by one lens or a combination of several lenses, and is a mark for human beings to enter the atomic era. The device is mainly used for amplifying the visual effect of the naked eyes of the adults on the tiny objects. Microscope spectroscopy and electron microscopy. The condenser lens in the microscope, also known as a condenser, is mounted below the stage. The structure of the condenser lens is various, and the requirements on the condenser lens are correspondingly different according to the numerical aperture of the objective lens.
The condenser bracket is the carrier that bears the condenser, along with the development of science and technology, and is more and more high to microscopical requirement, and this precision requirement to microscope spare part processing is also more and more high that is making progress, and present traditional condenser bracket anchor clamps only adopt simple three point fixed mode to carry out the centre gripping, therefore the centre gripping positioning accuracy is lower, cause the machining precision low, when adopting simple three point fixed mode to fix in addition, the precision of repetitive positioning is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
To the problem among the correlation technique, the utility model provides a fix a position accurate collecting mirror bracket anchor clamps to overcome the above-mentioned technical problem that current correlation technique exists.
Therefore, the utility model discloses a specific technical scheme as follows:
a condensing lens bracket clamp with accurate positioning comprises a base, wherein a side plate is arranged on one side of the base, an L-shaped block is arranged on one side of the base and on the same side of the side plate, a pressing assembly is arranged at the top end of the L-shaped block, a workpiece is clamped on the pressing assembly, floating fixing assemblies are symmetrically arranged on two sides of the pressing assembly, a locking mechanism is arranged at the middle position of one side of the L-shaped block, an accurate positioning device is arranged on one side of the side plate, facing the L-shaped block, a protruding block is arranged on one side of the side plate, away from the accurate positioning device, and a positioning groove is formed in the protruding; the top end of the L-shaped block is provided with a first stepped hole, two sides of the first stepped hole are symmetrically provided with a first limiting pin hole, two sides of the first limiting pin hole are symmetrically provided with a second stepped hole, the middle position of the L-shaped block is provided with a long hole along the axial direction, the left side of the L-shaped block is provided with a through hole, and the through hole is perpendicular to the central line of the long hole; the pressing assembly comprises a threaded sleeve arranged in the stepped hole, a fixing screw is arranged in the threaded sleeve, a pressing block is arranged on the outer side of the circumference of the fixing screw and positioned at the top end of the L-shaped block, and the threaded sleeve is connected with the stepped hole through a screw I; accurate positioning device is including setting up the spud pile on the curb plate, the spud pile bottom is provided with the pivot, the cover is equipped with the crank in the pivot, articulate intermediate position is provided with adjusting screw.
As an optimal scheme, in order to fix the condenser lens bracket conveniently, the accuracy of repeated positioning is improved, and the positioning time is shortened simultaneously, the floating fixing assembly comprises a first spring arranged in a second stepped hole, a dragging sleeve is sleeved at the top of the first spring, a counter bore is formed in the top of the dragging sleeve, a second spring is arranged in the counter bore, a bracket is arranged in the second spring in a sleeved mode, and a balance ball is arranged at the top of the bracket.
As a preferable scheme, in order to match the spherical groove with the balance ball, when the end face contacts with the end face of the workpiece, the end face can always be kept in close contact with the end face of the workpiece, so as to eliminate the end face gap and ensure the clamping precision and the machining precision, the top end of the bracket is provided with the spherical groove, the spherical groove is in clearance fit with the balance ball, and the balance ball is provided with the end face.
As an optimal scheme, in order to make the locking mechanism with the floating fixing component, the fastening screw drives the sliding sleeve to move through screwing, because one end of the sliding sleeve is of a similar cone structure, along with the movement of the sliding sleeve, the steel ball is driven to move in the opposite direction to drive the jacking block to abut against the dragging sleeve, and then the floating fixing component is fixed so as to achieve the purpose of accurately fixing the condenser lens bracket, the locking mechanism comprises the sliding sleeve arranged in the through hole, the fastening screw is arranged in the sliding sleeve, the locking mechanism further comprises the steel balls which are arranged in the long hole and symmetrically distributed on two sides of the sliding sleeve, the jacking block is arranged on one side, away from the sliding sleeve, of the steel balls, and one end of the sliding sleeve is of the similar cone structure.
As an optimal scheme, in order to make first ladder with the second ladder cooperatees, can make the not size work piece of co-altitude of briquetting centre gripping, simultaneously the recess helps eliminating the internal stress of briquetting avoids holding the work piece in-process fracture with adding, and then the extension the life of briquetting, the intermediate position of briquetting is provided with the round hole, spacing pinhole two has been seted up to the bilateral symmetry of round hole, the bilateral symmetry of briquetting is provided with first ladder, the top of first ladder is provided with the second ladder, the inboard of second ladder is provided with the recess.
As a preferable scheme, in order to enable the adjusting screw to be matched with the crank, the extension length of the crank can be adjusted within a certain range under the action of the first U-shaped through hole and the third U-shaped through hole, so that the arc-shaped pressing block presses a workpiece to achieve accurate positioning, the arc-shaped pressing block is arranged at one end of the crank, the U-shaped through hole is formed in the middle of the crank, the second U-shaped through hole is formed in one side of the U-shaped through hole, and the third U-shaped through hole is formed in one side, close to the fixing pile, of the top end of the crank.
The utility model has the advantages that:
(1) the utility model has the advantages of reasonable design, adopt the dual location of floating fixed and accurate positioning device, and then improved the accuracy of repeated positioning, easy operation, the machining precision is high, has improved the efficiency of production simultaneously.
(2) Through setting up spherical recess and balancing ball and cooperating, when the terminal surface contacts with the work piece terminal surface, can keep terminal surface and work piece terminal surface in close contact with all the time, and then eliminated the terminal surface clearance, guaranteed the precision of centre gripping and the accuracy of processing.
(3) The size workpieces with different heights can be clamped by the pressing block by arranging the first step and the second step to be matched, the internal stress of the pressing block is eliminated by the groove, the workpiece is prevented from being broken in the process of clamping the pressing block, and the service life of the pressing block is prolonged.
Drawings
Fig. 1 is a schematic diagram of a precisely positioned concentrator mirror bracket fixture according to an embodiment of the present invention;
fig. 2 is a top view of a precisely positioned collection optic holder clamp according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a cross-sectional view B-B of FIG. 2;
fig. 5 is a schematic structural diagram of a pressing block of a condenser bracket clamp with accurate positioning according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a crank of a condenser bracket clamp with accurate positioning according to an embodiment of the present invention.
In the figure:
1. a base; 2. a side plate; 3. an L-shaped block; 4. a compression assembly; 401. a threaded sleeve; 402. fixing screws; 403. briquetting; 404. a screw; 405. a circular hole; 406. a second limiting pin hole; 407. a first step; 408. a second step; 409. a groove; 5. a floating fixed component; 501. a first spring; 502. pulling the sleeve; 503. a counter bore; 504. a second spring; 505. a bracket; 506. a balance ball; 507. a spherical recess; 508. an end face; 6. a locking mechanism; 601. a sliding sleeve; 602. fastening screws; 603. steel balls; 604. a jacking block; 7. a precise positioning device; 701. fixing the pile; 702. a rotating shaft; 703. a crank; 704. adjusting screws; 705. an arc-shaped pressing block; 706. a first U-shaped through hole; 707. a U-shaped through hole II; 708. a third U-shaped through hole; 8. a raised block; 9. positioning a groove; 10. a first stepped hole; 11. a first limiting pin hole; 12. a second stepped hole; 13. A long hole; 14. a through hole; 15. and (5) a workpiece.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and detailed description.
As shown in fig. 1-6, the collecting lens bracket fixture with accurate positioning according to the embodiment of the present invention comprises a base 1, a side plate 2 is disposed on one side of the base 1, an L-shaped block 3 is disposed on one side of the base 1 and on the same side of the side plate 2, a pressing component 4 is disposed on the top end of the L-shaped block 3, a workpiece 15 is clamped on the pressing component, floating fixing components 5 are symmetrically disposed on two sides of the pressing component 4, a locking mechanism 6 is disposed at the middle position of one side of the L-shaped block 3, an accurate positioning device 7 is disposed on one side of the side plate 2 facing the L-shaped block 3, a protruding block 8 is disposed on one side of the side plate 2 away from the accurate positioning device, and a positioning groove 9 is disposed on; the top end of the L-shaped block 3 is provided with a first stepped hole 10, two sides of the first stepped hole 10 are symmetrically provided with a first limiting pin hole 11, two sides of the first limiting pin hole 11 are symmetrically provided with a second stepped hole 12, the middle position of the L-shaped block 3 is provided with a long hole 13 along the axial direction, the left side of the L-shaped block 3 is provided with a through hole 14, and the through hole 14 is perpendicular to the central line of the long hole 13; the compression assembly 4 comprises a threaded sleeve 401 arranged in the first stepped hole 10, a fixing screw 402 is arranged in the threaded sleeve 401, a pressing block 403 is arranged on the outer side of the circumference of the fixing screw 402 and at the top end of the L-shaped block 3, and the threaded sleeve 401 is connected with the first stepped hole 10 through a screw 404; the accurate positioning device 7 comprises a fixing pile 701 arranged on the side plate 2, a rotating shaft 702 is arranged at the bottom of the fixing pile 701, a crank 703 is sleeved on the rotating shaft 702, and an adjusting screw 704 is arranged in the middle of the crank 703.
The floating fixing component 5 comprises a first spring 501 arranged in a second stepped hole 12, a dragging sleeve 502 is sleeved on the top of the first spring 501, a counter bore 503 is formed in the top of the dragging sleeve 502, a second spring 504 is arranged in the counter bore 503, a bracket 505 is arranged in the second spring 504 in a sleeved mode, and a balance ball 506 is arranged at the top of the bracket 505, so that a condenser lens bracket is conveniently fixed, the repeated positioning accuracy is improved, and the positioning time is shortened.
The locking mechanism 6 comprises a sliding sleeve 601 arranged in the through hole 14, a fastening screw 602 is arranged in the sliding sleeve 601, the locking mechanism 6 further comprises steel balls 603 which are arranged in the long hole 13 and symmetrically distributed on two sides of the sliding sleeve 601, one side, far away from the sliding sleeve 601, of each steel ball 603 is provided with a jacking block 604, one end of the sliding sleeve 601 is of a similar cone structure, so that the locking mechanism 6 and the floating fixing component 5 drive the sliding sleeve 601 to move by screwing the fastening screw 602, and as the one end of the sliding sleeve 601 is of the similar cone structure, along with the movement of the sliding sleeve 601, the steel balls 603 are driven to move in opposite directions to drive the jacking blocks 604 to abut against the dragging sleeve 502, and the floating fixing component 5 is fixed so as to achieve the purpose of accurately fixing the bracket of the condenser lens.
The middle position of briquetting 403 is provided with round hole 405, spacing pinhole two 406 has been seted up to the bilateral symmetry of round hole 405, the bilateral symmetry of briquetting 403 is provided with first ladder 407, the top of first ladder 407 is provided with second ladder 408, the inboard of second ladder 408 is provided with recess 409, thereby makes first ladder 407 with second ladder 408 cooperatees, can make briquetting 403 centre gripping not unidimensional work piece 15 of co-altitude, simultaneously recess 409 helps eliminating the internal stress of briquetting 403 avoids taking place the fracture in the process of holding the work piece, and then has prolonged briquetting 403's life.
An arc-shaped pressing block 705 is arranged at one end of the crank 703, a first U-shaped through hole 706 is arranged in the middle of the crank 703, a second U-shaped through hole 707 is arranged on one side of the first U-shaped through hole 706, and a third U-shaped through hole 708 is arranged on one side, close to the fixing pile 701, of the top end of the crank 703, so that the adjusting screw 704 is matched with the crank 703, the extending length of the crank 703 can be adjusted within a certain range under the action of the first U-shaped through hole 706 and the third U-shaped through hole 708, and the arc-shaped pressing block 705 presses the workpiece 15 to achieve accurate positioning.
When in use, firstly, a workpiece 15 is placed at the top end of a balance ball 506, an end face 508 is always in close contact with the workpiece 15 under the action of a first spring 501 and a second spring 504, then a pressing block 403 is pressed at the top end of the workpiece through the matching of a first fixing screw 402 and a second fixing screw 402, then the fixing screw 402 is screwed down, then the pressing block 403 is prevented from rotating in the horizontal plane through the matching of a first limiting pin hole 11, a second limiting pin hole 406 and a limiting pin, at the moment, an adjusting screw 704 is matched with a crank 703, the extension length of the crank 703 can be adjusted within a certain range under the action of a first U-shaped through hole 706 and a third U-shaped through hole 708, so that an arc-shaped pressing block 705 presses the workpiece 15, then the fastening screw 602 is screwed down to drive a sliding sleeve 601 to move, and as one end of the sliding sleeve 601 is of a cone-like structure, along with the movement of the sliding sleeve 601, and then the floating fixing component 5 is fixed, so as to achieve the purpose of accurately fixing the condenser bracket.
In conclusion, with the aid of the technical scheme of the utility model, through setting up spherical groove 507 with balance ball 506 cooperatees when terminal surface 508 contacts with 15 terminal surfaces of work piece, can remain throughout terminal surface 508 and the terminal surface in close contact with of work piece, and then eliminated the end face clearance, guaranteed the precision of centre gripping and the accuracy of processing. Through setting up first step 407 with second step 408 cooperatees, can make briquetting 403 centre gripping not unidimensional work piece 15 of co-altitude, simultaneously recess 409 helps eliminating the internal stress of briquetting 403 avoids holding the work piece in-process fracture, and then has prolonged the life of briquetting 403. Thereby make structural design reasonable, adopt the dual location of floating fixed and accurate positioning device, and then make positioning accuracy high, easy operation, the machining precision is high, has improved the efficiency of production simultaneously.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A condensing lens bracket clamp with accurate positioning comprises a base, wherein a side plate is arranged on one side of the base, and is characterized in that an L-shaped block is arranged on one side of the base and on the same side of the side plate, a pressing assembly is arranged at the top end of the L-shaped block, a workpiece is clamped on the pressing assembly, floating fixing assemblies are symmetrically arranged on two sides of the pressing assembly, a locking mechanism is arranged in the middle of one side of the L-shaped block, an accurate positioning device is arranged on one side of the side plate, facing the L-shaped block, a protruding block is arranged on one side of the side plate, away from the accurate positioning device, and;
the top end of the L-shaped block is provided with a first stepped hole, two sides of the first stepped hole are symmetrically provided with a first limiting pin hole, two sides of the first limiting pin hole are symmetrically provided with a second stepped hole, the middle position of the L-shaped block is axially provided with a long hole, the left side of the L-shaped block is provided with a through hole, and the through hole is perpendicular to the central line of the long hole;
the pressing assembly comprises a threaded sleeve arranged in the stepped hole, a fixing screw is arranged in the threaded sleeve, a pressing block is arranged on the outer side of the circumference of the fixing screw and positioned at the top end of the L-shaped block, and the threaded sleeve is connected with the stepped hole through a screw I;
the accurate positioning device comprises a fixing pile arranged on the side plate, a rotating shaft is arranged at the bottom of the fixing pile, a crank is sleeved on the rotating shaft, and an adjusting screw is arranged at the middle position of the crank.
2. The collecting lens bracket clamp with the accurate positioning function as claimed in claim 1, wherein the floating fixing assembly comprises a first spring arranged in a second stepped hole, a dragging sleeve is sleeved on the top of the first spring, a counter bore is formed in the top of the dragging sleeve, a second spring is arranged in the counter bore, a bracket is arranged in the second spring in a sleeved mode, and a balance ball is arranged on the top of the bracket.
3. The condenser bracket clamp with accurate positioning as claimed in claim 2, wherein the top end of the bracket is provided with a spherical groove, the spherical groove is in clearance fit with the balance ball, and the balance ball is provided with an end face.
4. The condenser bracket clamp with accurate positioning as claimed in claim 1, wherein the locking mechanism comprises a sliding sleeve disposed in the through hole, a fastening screw is disposed in the sliding sleeve, the locking mechanism further comprises steel balls disposed in the elongated hole and symmetrically distributed on two sides of the sliding sleeve, one side of each steel ball away from the sliding sleeve is provided with a tightening block, and one end of the sliding sleeve is of a cone-like structure.
5. The condenser bracket clamp with accurate positioning as claimed in claim 1, wherein the pressing block is provided with a round hole at the middle position, two limit pin holes are symmetrically formed at two sides of the round hole, a first step is symmetrically formed at two sides of the pressing block, a second step is formed at the top end of the first step, and a groove is formed at the inner side of the second step.
6. The condenser bracket clamp with accurate positioning as claimed in claim 1, wherein an arc-shaped pressing block is arranged at one end of the crank, a U-shaped through hole is arranged at the middle position of the crank, a U-shaped through hole II is arranged at one side of the U-shaped through hole, and a U-shaped through hole III is arranged at one side of the top end of the crank, which is close to the fixing pile.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922397739.1U CN211439067U (en) | 2019-12-27 | 2019-12-27 | Condenser bracket clamp with accurate positioning |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922397739.1U CN211439067U (en) | 2019-12-27 | 2019-12-27 | Condenser bracket clamp with accurate positioning |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211439067U true CN211439067U (en) | 2020-09-08 |
Family
ID=72312985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201922397739.1U Expired - Fee Related CN211439067U (en) | 2019-12-27 | 2019-12-27 | Condenser bracket clamp with accurate positioning |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211439067U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114403689A (en) * | 2022-02-17 | 2022-04-29 | 浙江钰信钢铁有限公司 | High-strength composite-bottom enamel non-stick pan |
CN115609312A (en) * | 2022-11-14 | 2023-01-17 | 宁波金汇精密铸造有限公司 | Rocker arm support machining tool |
-
2019
- 2019-12-27 CN CN201922397739.1U patent/CN211439067U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114403689A (en) * | 2022-02-17 | 2022-04-29 | 浙江钰信钢铁有限公司 | High-strength composite-bottom enamel non-stick pan |
CN114403689B (en) * | 2022-02-17 | 2022-11-15 | 浙江钰信钢铁有限公司 | High-strength composite-bottom enamel non-stick pan |
CN115609312A (en) * | 2022-11-14 | 2023-01-17 | 宁波金汇精密铸造有限公司 | Rocker arm support machining tool |
CN115609312B (en) * | 2022-11-14 | 2023-03-28 | 宁波金汇精密铸造有限公司 | Rocker arm support machining tool |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN211439067U (en) | Condenser bracket clamp with accurate positioning | |
CN203304945U (en) | Clamp for machining eccentric shaft of crankshaft | |
PT1068918E (en) | DEVICE FOR THE TIGHTENING OF A DEFECTIVE POSITION OF A WORKING PECA IN THE WORK AREA OF A MECHANICAL LATHE | |
CN109175547B (en) | Convenient clamping and positioning tool | |
CN208528586U (en) | A kind of machine tool fixture convenient for adjusting angle | |
CN102230864B (en) | Clamping apparatus for measuring percentage elongation after fracture and shrinkage rate on cross section of columnar tensile sample | |
CN109483295B (en) | Universal self-centering floating directional clamping device | |
CN218036352U (en) | Five-dimensional adjusting device convenient for clamping lens | |
CN210570451U (en) | Scratch type auxiliary device for detecting roughness of excircle surface of shaft part | |
CN217689275U (en) | High-precision linear module for pcb test | |
CN203465462U (en) | Multifunctional optical lens device clamping tool | |
CN100384589C (en) | Technical method for determining electromagnetic core-free clamp workpiece eccentricity | |
CN220533548U (en) | Device for machining irregular parts by lathe | |
CN220922118U (en) | Rotary clamp assembly for jewelry processing | |
CN213120591U (en) | Orthopedics instrument axle class optical machine measures frock | |
CN220074374U (en) | Positioning fixture for workpiece polishing | |
CN205733991U (en) | A kind of Small Cylindrical body punching parts quick clamping mechanism | |
US3167869A (en) | Optical measuring device | |
CN216681819U (en) | Optical glass processing is with multiple protection tool | |
CN213986969U (en) | Optical cement lens center calibration anchor clamps | |
CN221706904U (en) | Lens detection jig | |
CN209919634U (en) | Main shaft machining blank grinding device | |
CN211348835U (en) | Workpiece mounting seat for inverted microscope | |
CN211991924U (en) | Machining clamp for inclined hole and straight hole in bearing cover | |
CN217385985U (en) | Adjusting device for polarized Buerger's mirror |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 |
|
CF01 | Termination of patent right due to non-payment of annual fee |