CN220188346U - Quick slide glass moving mechanism and quick laser capturing device comprising same - Google Patents
Quick slide glass moving mechanism and quick laser capturing device comprising same Download PDFInfo
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- CN220188346U CN220188346U CN202321329312.8U CN202321329312U CN220188346U CN 220188346 U CN220188346 U CN 220188346U CN 202321329312 U CN202321329312 U CN 202321329312U CN 220188346 U CN220188346 U CN 220188346U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 61
- 239000011521 glass Substances 0.000 title claims abstract description 39
- 238000012544 monitoring process Methods 0.000 claims abstract description 3
- 238000006073 displacement reaction Methods 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a moving mechanism for quickly conveying a glass slide and a laser quick catching mechanism. The slide glass rapid moving mechanism comprises a voice coil motor, a slide glass fixing frame, a grating ruler, a precise guide rail and an in-place sensor, wherein the slide glass fixing frame and the grating ruler are respectively positioned on two sides of the voice coil motor, the slide glass fixing frame and the scale grating are respectively installed on a connecting plate and driven by the connecting plate to synchronously reciprocate, and the connecting plate is installed on the voice coil motor and driven by the connecting plate to reciprocate along the precise guide rail, and the in-place sensor is used for monitoring whether the connecting plate moves in place. The mechanism has simple and compact structure and accurate positioning, and is particularly suitable for an integrated scanning system; the laser rapid capturing device provided by the utility model can complete the scanning of samples and the like through the laser rapid capturing mechanism when the glass slide rapid moving mechanism conveys the glass slide to a designated position, and can conveniently complete the operation by focusing the laser head and the high-speed camera in a mode of rough adjustment and fine adjustment.
Description
Technical Field
The utility model relates to a laser rapid capturing device, in particular to a moving mechanism which can rapidly reciprocate in a short stroke and has extremely small positioning error and can rapidly convey a glass slide, and a laser rapid capturing mechanism, which are particularly suitable for the fields of laser scanning, glass slide scanning, physiological experiments and the like.
Background
In the field of slide scanning, since the pathological samples recorded in each slide are different, a scanning camera is required to perform multiple steps of slide positioning, focusing, scanning and the like during scanning imaging, and an existing scanning device is generally an integrated system, and generally comprises a loading device, a slide rapid moving mechanism for conveying the slide to a designated position and a scanning imaging mechanism, wherein in order to ensure an imaging effect, the requirements on stability and precision of the slide in conveying are very high, and in addition, because more parts are involved, the parts are required to be as small and simple as possible.
Disclosure of Invention
Based on the above, the utility model aims to provide a slide glass rapid moving mechanism which has a simple and compact structure, high accuracy of reciprocating slide glass and small positioning error.
The utility model realizes the technical purposes through the following technical proposal: the slide glass rapid moving mechanism at least comprises a voice coil motor, a slide glass fixing frame, a grating ruler, a precise guide rail and an in-place sensor, wherein the slide glass fixing frame and the grating ruler are respectively positioned at two sides of the voice coil motor, and the grating ruler comprises a scale grating and a reading head; the slide glass fixing frame and the scale grating are respectively arranged on a connecting plate and driven by the connecting plate to synchronously reciprocate, the connecting plate is arranged on the voice coil motor and driven by the voice coil motor to reciprocate along the precise guide rail, and the in-place sensor is used for monitoring whether the connecting plate moves in place or not.
As a preferred embodiment, a locating plate is arranged below one end of the connecting plate, which is close to the reading head, and the in-place sensor monitors whether the connecting plate moves in place or not through the locating plate.
As a preferred embodiment, the device further comprises anti-collision blocks positioned at two ends of the precision guide rail for limiting the limit movement travel of the connecting plate.
As a preferred implementation mode, the voice coil motor is arranged in the U-shaped carrying bottom plate, and the reading head and the precise guide rail are respectively arranged on two vertical surfaces of the U-shaped carrying bottom plate.
As a preferred implementation mode, the bottom of the voice coil motor is further provided with a mounting plate and a precise guide rail, the mounting plate is fixed at the iron core position at the bottom of the voice coil motor, and the precise guide rail is positioned below the mounting plate and can slide along the precise guide rail.
As a preferred embodiment, the slide fixing frame is fixed on the upper surface of one end of the connecting plate, and the scale grating is fixed on the side surface of the other end of the connecting plate; one end of the connecting plate, which is used for fixing the scale grating, is provided with a clamping groove, and the scale grating is fixed in the clamping groove.
According to the slide glass rapid moving mechanism provided by the utility model, the slide glass fixing frame and the grating ruler are respectively arranged at two sides of the voice coil motor, the slide glass fixing frame and the scale grating are driven by the voice coil motor to reciprocate synchronously, and the positioning of the displacement of the voice coil motor is realized through the grating ruler and the in-place sensor, so that the slide glass rapid moving mechanism is simple and compact in structure, accurate in positioning and particularly suitable for an integrated scanning system; the stability of whole device has better been guaranteed in setting up of U type year thing bottom plate.
The rapid laser capturing device comprises the rapid slide moving mechanism and the rapid laser capturing mechanism, wherein the rapid laser capturing mechanism is used for capturing sample information fixed on a slide fixing frame.
As a preferred embodiment, the laser capturing mechanism includes at least a laser head and a high-speed camera that accomplish focusing by both coarse and fine tuning mechanisms.
As a preferred embodiment, the laser capturing mechanism is installed above the slide rapid displacement mechanism through a column, and the laser head is positioned right above the detection station of the laser head; the laser head is connected with an adjusting connecting block, and the adjusting connecting block is arranged on the upright post through an adjusting sliding rail mechanism;
the adjusting slide rail mechanism comprises a slide block, a slide rail, a rough adjusting handle and a fine adjusting knob, the slide rail is fixed on the upright post, the adjusting connecting block is fixed on the slide block, the rough adjusting handle passes through the slide block to prop against the slide rail, and the clearance between the rough adjusting handle and the slide rail is adjusted, so that the height rough adjustment of the laser head can be realized through the slide block and the adjusting connecting block; the fine adjustment knob is installed or abutted to the sliding block through a fixing plate, the fixing plate is fixedly installed on the upright post, and the fine adjustment knob is rotated, so that the fine adjustment of the height of the laser head can be realized.
As a preferred embodiment, the adjusted connecting block or slider is also connected to the fixing plate by a spring.
When the glass slide rapid moving mechanism conveys the glass slide to the designated position, the laser rapid capturing mechanism can complete scanning of samples, and the like, and can conveniently complete operation by focusing the laser head and the high-speed camera in a mode of rough adjustment firstly and fine adjustment secondly. The device can be applied to most of laser scanning, slide scanning, physiological experiment and other equipment.
Drawings
Fig. 1 is a schematic structural view of a slide rapid movement mechanism provided in embodiment 1;
FIG. 2 is a schematic view of the structure of FIG. 1 without the grating scale;
fig. 3 is a schematic structural diagram of a rapid laser capturing device according to embodiment 2;
fig. 4 is a schematic structural diagram of the laser rapid capturing mechanism in fig. 3.
In the drawings, the list of components represented by the various numbers is as follows:
11. the device comprises a voice coil motor, a 12 glass slide fixing frame, a 13 precise guide rail, a 14 scale grating, a 15 connecting plate, a 16 reading head, a 17 anti-collision block, an 18 in-place sensor and a 19 positioning sheet;
21. the excitation head, the 22 adjusting connecting block, the 23 adjusting slide rail mechanism, the 24 upright post, the 25 high-speed camera mounting seat and the 26 laser light path;
231. the sliding block, 232 sliding rail, 233 rough adjusting handle, 234 fine adjusting knob, 235 fixing plate and 236 spring.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Embodiments of the utility model are illustrated in the accompanying drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Example 1
As shown in fig. 1 and 2, the slide glass rapid moving mechanism at least comprises a voice coil motor 11, a slide glass fixing frame 12, a grating ruler, a precise guide rail 13 and an in-place sensor 18, wherein the slide glass fixing frame 12 and the grating ruler are respectively positioned at two sides of the voice coil motor 11, and the grating ruler comprises a scale grating 14 and a reading head 16; the slide glass fixing frame 12 and the scale grating 14 are respectively arranged on a connecting plate 15 and driven by the connecting plate 15 to reciprocate synchronously, the connecting plate 15 is arranged on the voice coil motor 11 and driven by the voice coil motor to reciprocate along the precise guide rail 13, and two in-place sensors 18 are arranged and are both arranged on the movement track of the connecting plate 15 and used for detecting whether the connecting plate 15 moves in place.
The slide glass rapid moving mechanism is powered by the voice coil motor 11, the scale grating 14 and the slide glass fixing frame 12 are driven to synchronously move by the connecting plate 15, the grating ruler is based on an optical principle, light is projected onto the grating lines by utilizing a diffraction principle of light rays under specific conditions, when the grating lines are analyzed by the reading head 16, the displacement of the voice coil motor 11 can be accurately positioned, and meanwhile, whether the slide glass fixing frame 12 moves in place or not is known according to information fed back by the in-place sensor. The mechanism can be applied to most of laser scanning, slide scanning, physiological experiment and other devices.
Referring to fig. 2, a locating plate 19 is arranged below one end of the connecting plate close to the reading head, and the in-place sensor monitors whether the connecting plate moves in place or not through the locating plate 19. It will be appreciated that one precision guide rail 13 may be provided, or two precision guide rails 13 may be provided, and two precision guide rails 13 may be respectively located at two sides of the voice coil motor 11. When two are adopted, the balance is better, and the precision requirement is higher.
In addition, the mechanism can be provided with an anti-collision device, the anti-collision device can adopt the form of an anti-collision block 17, the anti-collision block 17 is fixed at two ends of the precise guide rail 13 and represents the limit displacement stroke of the mechanism, when the limiting position is reached, the connecting plate 15 can be contacted with the anti-collision block 17 to prevent the connecting plate 15 from rushing out of the stroke, and meanwhile, the anti-collision block 17 can be protected from collision by flexible materials.
Referring to fig. 1 and 2, the mechanism can be further provided with a U-shaped carrying bottom plate, the voice coil motor 11 can be installed inside the U-shaped carrying bottom plate, the reading head 16 and the precise guide rail 13 are respectively installed on two vertical surfaces of the U-shaped carrying bottom plate, and the whole device is simple and compact in structure and convenient to install and detach. Moreover, the voice coil motor is large in mass and inertia, and is horizontally placed on the U-shaped carrying bottom plate, so that the contact area can be increased, the gravity center moves downwards, meanwhile, the mass of the carrying base can be increased, the stability is further increased, and the vibration of the voice coil motor caused by rapid reciprocating motion is reduced, so that the influence on the equipment precision is greatly reduced.
It can be appreciated that the middle iron core part of the voice coil motor can be fixed at two ends according to actual application conditions. The following structure can be adopted: the voice coil motor bottom installs a mounting panel and a precision guide rail additional again, and the mounting panel is fixed in the iron core position of voice coil motor bottom, lays a precision guide rail auxiliary motion under the mounting panel again, and this design can further promote mechanism stability, reduces vibrations, and is corresponding, needs to debug repeatedly and promotes the precision.
In this embodiment, the slide fixing frame 12 is fixed on the upper surface of one end of the connecting plate 15, the scale grating 14 is fixed on the side surface of the other end of the connecting plate 15, a clamping groove is formed at one end of the connecting plate 15 where the scale grating 14 is fixed, and the scale grating 14 is fixed in the clamping groove.
One of the structures is specifically described in detail as follows: the square of voice coil motor 11 fixed mounting is in U type year thing bottom plate, lay accurate guide rail 13 on the facade of the year thing bottom plate on right side, connect voice coil motor in the middle of the connecting plate 15, the lower surface can follow accurate guide rail 13 and slide glass mount 12 of upper surface fixed mounting, the other end subsides scale grating 14 of connecting plate 15, install positioning sensor mount pad and reading head mount pad on another facade of the year thing bottom plate of U type, positioning sensor 18 and reading head 16 are installed according to the actual use stroke respectively, debug control is good with the size distance of grating chi. The consistency of the reciprocating motion is maintained through the connecting plate 15, and the reading head 16 is static in the motion process, so that the motion information and the motion position of the grating scale 14 can be accurately acquired, and the motion locus of the glass slide can be monitored by combining with an in-place sensor and can be timely adjusted.
Example 2
A laser quick capture device comprising the slide quick movement mechanism described in embodiment 1, and further comprising a laser quick capture mechanism for capturing sample information secured to the slide mount 12.
It will be appreciated that the laser capture mechanism includes at least a laser head 21 and a high speed camera, the laser head 21 and the high speed camera completing focus by both coarse and fine tuning mechanisms.
Specifically, as shown in fig. 3 and 4, the laser capturing mechanism is installed above the slide glass rapid displacement mechanism through a stand column 24, and the laser head 21 is located right above a detection station of the slide glass rapid displacement mechanism; the laser head 21 is connected with an adjusting connecting block 22, and the adjusting connecting block 22 is arranged on the upright column 24 through an adjusting slide rail mechanism 23; the adjusting slide rail mechanism 23 comprises a sliding block 231, a slide rail 232, a rough adjusting handle 233 and a fine adjusting knob 234, the slide rail 232 is fixed on the upright post 24, the adjusting connecting block 22 is fixed on the sliding block 231, the rough adjusting handle 233 passes through the sliding block 231 to be abutted against the slide rail 232, and the clearance between the rough adjusting handle 233 and the slide rail 232 is adjusted, so that the height rough adjustment of the laser head 21 can be realized through the sliding block 231 and the adjusting connecting block 22; the fine adjustment knob 234 is mounted on or abuts against the sliding block 231 through a fixing plate 235, the fixing plate 235 is fixedly mounted on the upright post 24, and the fine adjustment knob 234 is rotated, so that the fine adjustment of the height of the laser head 21 can be realized, and the fine adjustment knob 234 can adopt a structure similar to a screw rod.
It can be understood that the coarse adjustment handle 233 can also be in the form of a wrench, and a slightly larger displacement adjustment can be performed by pulling the coarse adjustment handle 233, so as to facilitate quick focusing. After the focus is found by the rough adjustment handle 233, the rough adjustment handle 233 is locked, and the fine adjustment knob is used for adjusting the fine displacement.
Further, the adjusting connection block 22 or the sliding block 231 can be connected with the fixing plate 235 through a spring 236, so that the safety of the adjusting connection block is ensured.
The laser capturing mechanism is provided with a laser and a high-speed camera at the same time, and the laser head and the high-speed camera are focused in a mode of rough adjustment and fine adjustment to finish the operation. It will be appreciated that the upright 24 is further provided with a high-speed camera mounting seat 25 for mounting a high-speed camera, and a laser path 26 is provided between the high-speed camera and the laser head, and the specific connection manner between the high-speed camera and the laser head is the prior art, which is not described in detail herein.
In addition, it is also understood that the laser and laser head, high speed camera and mount are not stationary, and may be selected for use according to practical application, parameters.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The glass slide rapid moving mechanism is characterized by at least comprising a voice coil motor (11), a glass slide fixing frame (12), a grating ruler, a precise guide rail (13) and an in-place sensor (18), wherein the glass slide fixing frame (12) and the grating ruler are respectively positioned at two sides of the voice coil motor (11), and the grating ruler comprises a scale grating (14) and a reading head (16);
the slide glass fixing frame (12) and the scale grating (14) are respectively arranged on a connecting plate (15) and driven by the connecting plate to synchronously reciprocate, the connecting plate (15) is arranged on the voice coil motor (11) and driven by the voice coil motor to reciprocate along the precise guide rail (13), and the in-place sensor (18) is used for monitoring whether the connecting plate (15) moves in place.
2. Slide fast moving mechanism according to claim 1, characterized in that a positioning plate (19) is arranged below one end of the connecting plate (15) close to the reading head, and the in-place sensor (18) monitors whether the connecting plate (15) moves in place or not through the positioning plate (19).
3. Slide fast moving mechanism according to claim 1, further comprising anti-collision blocks (17), the anti-collision blocks (17) being located at both ends of the precision guide (13) for limiting the extreme movement stroke of the connection plate (15).
4. The slide rapid movement mechanism of claim 1, further comprising a U-shaped carrier base plate, wherein the voice coil motor (11) is mounted in the U-shaped carrier base plate, and wherein the reading head (16) and the precision guide rail (13) are mounted on two vertical surfaces of the U-shaped carrier base plate, respectively.
5. The rapid slide moving mechanism according to any one of claims 1 to 4, wherein a mounting plate and a precision guide rail are further arranged at the bottom of the voice coil motor (11), the mounting plate is fixed at the iron core position at the bottom of the voice coil motor, and the precision guide rail is located below the mounting plate and can slide along the precision guide rail.
6. The slide rapid movement mechanism according to claim 1, wherein the slide holder (12) is fixed on an upper surface of one end of the connection plate (15), and the scale grating (14) is fixed on a side surface of the other end of the connection plate (15); one end of the connecting plate (15) for fixing the scale grating (14) is provided with a clamping groove, and the scale grating (14) is fixed in the clamping groove.
7. A laser rapid capturing device, characterized by comprising the slide rapid moving mechanism according to any one of claims 1 to 6 and a laser rapid capturing mechanism for capturing sample information fixed on a slide holder (12).
8. The laser quick capture device of claim 7, wherein the laser capture mechanism comprises at least a laser head (21) and a high speed camera, the laser head (21) and the high speed camera completing focus by both coarse and fine tuning mechanisms.
9. The laser quick capture device of claim 8, wherein the laser capture mechanism is mounted above the slide quick displacement mechanism by a post (24) and the laser head is located directly above its detection station; the laser head (21) is connected with an adjusting connecting block (22), and the adjusting connecting block (22) is arranged on the upright post (24) through an adjusting sliding rail mechanism (23);
the adjusting slide rail mechanism (23) comprises a sliding block (231), a sliding rail (232), a rough adjusting handle (233) and a fine adjusting knob (234), the sliding rail (232) is fixed on the upright post (24), the adjusting connecting block (22) is fixed on the sliding block (231), the rough adjusting handle (233) passes through the sliding block (231) to be abutted against the sliding rail (232), and the clearance between the rough adjusting handle (233) and the sliding rail (232) is adjusted, so that the height rough adjustment of the laser head (21) can be realized through the sliding block (231) and the adjusting connecting block (22); the fine adjustment knob (234) is installed or abutted against the sliding block (231) through a fixing plate (235), the fixing plate (235) is fixedly installed on the upright post (24), and the fine adjustment of the height of the laser head (21) can be achieved by rotating the fine adjustment knob (234).
10. The laser quick capture device of claim 9, wherein the adjusted connection block (22) or slide (231) is further connected to the fixed plate (235) by a spring (236).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321329312.8U CN220188346U (en) | 2023-05-29 | 2023-05-29 | Quick slide glass moving mechanism and quick laser capturing device comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321329312.8U CN220188346U (en) | 2023-05-29 | 2023-05-29 | Quick slide glass moving mechanism and quick laser capturing device comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220188346U true CN220188346U (en) | 2023-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321329312.8U Active CN220188346U (en) | 2023-05-29 | 2023-05-29 | Quick slide glass moving mechanism and quick laser capturing device comprising same |
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| Country | Link |
|---|---|
| CN (1) | CN220188346U (en) |
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- 2023-05-29 CN CN202321329312.8U patent/CN220188346U/en active Active
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