CN209784646U - microscope for measuring platform - Google Patents
microscope for measuring platform Download PDFInfo
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- CN209784646U CN209784646U CN201920860907.3U CN201920860907U CN209784646U CN 209784646 U CN209784646 U CN 209784646U CN 201920860907 U CN201920860907 U CN 201920860907U CN 209784646 U CN209784646 U CN 209784646U
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Abstract
The utility model discloses a microscope for measuring platform, include: a support; the conversion disc comprises a conversion fixed disc which is rotatably arranged on the support and a lens supporting disc which is fixed below the conversion fixed disc, and a plurality of lenses with different multiplying powers are distributed on the conversion disc in an annular array manner; the power device is arranged on the bracket and provides power for the rotation of the conversion disk; the synchronous transmission device is arranged between the lens supporting plate and the power device and can transmit the power from the power device to the lens supporting plate; the lens supporting disk is formed by combining a supporting inner disk and a transmission outer disk, and the supporting inner disk is detachably connected with the transmission outer disk. The utility model provides a microscope for measuring platform has realized the automatic switch-over of microscope camera lens multiplying power, can prevent effectively that the wearing and tearing of transmission process from causing the problem of precision reduction, has realized the convenient accurate measurement of big breadth product.
Description
Technical Field
The utility model relates to an optical measurement field especially relates to a microscope for measuring platform.
Background
the measuring microscope adopts the transmission and reflection modes to precisely measure the length and the angle of a workpiece, is particularly suitable for testing video heads, the line width of large-scale integrated circuits and other precise parts, is widely suitable for departments such as a metering room, a production line, scientific research and the like, can rotate 360 degrees besides the movement of X, Y coordinates by a workbench, can also measure a Z coordinate in the height direction, and is an ideal small-sized precise measuring instrument in a fixed place; the measuring microscope instrument can be further connected with a CCD television camera for amplifying the outline of the workpiece; the device can also be connected with a computer to perform measurement such as data processing.
However, in the existing measuring microscope, the rotation measurement of the lenses with different magnifications is performed manually, which easily causes the hand to touch the workpiece or article to be measured, resulting in the contamination or abrasion of the workpiece or article, and the manual rotation of the lens also easily causes the problems of low lens alignment precision, large scanning measurement error, etc.
In view of the above, it is necessary to provide a microscope for a measuring platform, which can achieve more accurate sensing accuracy, more stable transmission and less friction loss.
disclosure of Invention
An object of the utility model is to provide a can realize that response precision is more accurate, the transmission is more stable, the friction loss is less microscope for measuring platform.
In order to achieve the above object, the utility model provides a following technical scheme:
The embodiment of the application discloses microscope for measuring platform includes:
A support;
The conversion disc comprises a conversion fixed disc which is rotatably arranged on the support and a lens supporting disc which is fixed below the conversion fixed disc, and a plurality of lenses with different multiplying powers are distributed on the conversion disc in an annular array manner;
the power device is arranged on the bracket and provides power for the rotation of the conversion disk; and
The synchronous transmission device is arranged between the lens supporting plate and the power device and can transmit the power from the power device to the lens supporting plate;
the lens supporting disk is formed by combining a supporting inner disk and a transmission outer disk, and the supporting inner disk is detachably connected with the transmission outer disk.
preferably, in the microscope for a measuring platform, the material of the supporting inner disc is nylon.
Preferably, in the microscope for a measuring platform, the transmission outer disc is made of a metal material.
Preferably, in the microscope for a measuring platform, the supporting inner disc is of a parabolic structure, and the radian of the supporting inner disc is greater than that of the conversion disc.
preferably, in the microscope for a measuring platform, the supporting inner disc is connected with the transmission outer disc in a snap-fit mode.
Preferably, in the microscope for a measuring platform, the edge of the polished surface of the support inner disc is annularly provided with screw holes, and the transmission outer disc is provided with corresponding screw holes.
preferably, in the microscope for a measuring platform, a plurality of through holes are distributed in an annular array on the parabolic surface of the support inner disc and used for clamping lenses with different magnifications.
Preferably, in the microscope for a measuring platform as described above, the synchronous drive means includes:
the synchronous belt wheel is fixedly arranged on the power device;
One end of the synchronous transmission belt is clamped with the transmission outer disc, and the other end of the synchronous transmission belt is clamped with a synchronous belt wheel on the power device.
Preferably, in the microscope for a measuring platform, the transmission outer disc is provided with gears distributed at equal intervals, the synchronous transmission belt is provided with a tooth wheel corresponding to the transmission outer disc, and the gears are meshed with the tooth wheel.
Preferably, in the microscope for a measuring platform, a stepped rib is arranged at the bottom of the transmission outer disc.
Compared with the prior art, the utility model has the advantages of: this microscope measurement platform's camera lens supporting disk adopts the structure that nylon supported inner disc block metal transmission outer disc, and the metal transmission outer disc can effectually prevent and drive the frictional wear between the area, causes the precision of camera lens conversion to descend, and the nylon inner disc can keep certain relaxation degree, helps the block precision adjustment of different multiplying power cameras.
drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a perspective view of a microscope measurement platform according to an embodiment of the present invention;
Fig. 2 is a structural diagram of a microscope for a measuring platform according to an embodiment of the present invention;
Fig. 3 is a detailed view of the inside of a microscope for a measuring platform according to an embodiment of the present invention;
fig. 4 is a structural diagram of a synchronous transmission device in an automatic lens switching device according to an embodiment of the present invention;
Fig. 5 is a schematic view of a positioning structure of a microscope for a measuring platform according to an embodiment of the present invention;
Fig. 6 is a structural diagram of a lens supporting plate of a microscope for a measuring platform according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, in one embodiment, a microscope measuring platform is provided, which includes a base frame 1, a measuring platform 2 disposed on the base frame 1, and a microscope structure slidable on the measuring platform 2.
The base frame 1 is made of granite, a platinum outer cover is sleeved outside the base frame 1, an air spring 11 is arranged between the base frame 1 and the measuring platform 2, and the base frame 1 is further provided with a caster 12 which can be used for facilitating moving.
In the technical scheme, the air spring 11 can isolate environmental vibration, so that the lens and the surface to be measured cannot displace in all directions in the scanning and measuring process of the microscope.
the microscope structure includes the upright column 31 that is located 2 both sides of measuring platform along the z axis direction, along the fixed crossbeam 32 that locates on the upright column 31 of x axis direction, locate on the crossbeam 32, can follow the X axis slip table base plate 33 that crossbeam 32 made a round trip to slide and be fixed in on the X axis slip table base plate 33, can follow the z axis and reciprocate, but be used for scanning observation, the microscope 30 for measuring platform of automatic switch-over camera lens.
The upright 31 is made of granite, and the upright 31 can slide along the edge of the measuring platform 2.
Referring to fig. 2-6, in one embodiment, an automatic lens switching device for a microscope measurement platform is provided, which comprises a bracket 301, a switching plate, a power device 304, a sensor 305 and a fixing frame 306.
The bracket 301 is used for fixing the microscope on the measuring platform 2 and the x-axis sliding table substrate 33, and is also used for installing optical components inside the microscope, the bracket 301 comprises a bracket base bottom surface 3011 parallel to the measuring platform 2 and a lens installing surface 3012, and the lens installing surface 3012 and the bracket base bottom surface 3011 form an obtuse angle, so that the measurement of a single lens on a workpiece below is facilitated.
The conversion disk is of a paraboloid structure and can be rotatably arranged on the lens mounting surface 3012 of the bracket 301, and the conversion disk comprises a conversion fixed disk 302 and a lens supporting disk 303.
the conversion fixed disk 302 is rotatably mounted on the lens mounting surface 3012 of the support 301, a plurality of mounting holes 3023 are formed in the polished surface of the conversion fixed disk 302, as shown in fig. 5, the mounting holes 3023 are used for detachably mounting lenses with different magnifications, 1 sensing piece is respectively disposed between adjacent lenses, a sensing piece array is disposed around the conversion fixed disk 302, the sensing pieces can be matched with the sensor 305 to control the rotation precision of the lenses, a fixing piece 3021 integrally formed with the conversion fixed disk 302 is disposed above the conversion fixed disk 302, the fixing piece 3021 is coaxially disposed with the conversion fixed disk 302, the fixing piece 3021 is cylindrical and hollow in the center and can be passed through by a rotating shaft, a plurality of grooves 30211 are distributed in the fixing piece 3021 in an annular array, each groove 30211 corresponds to one lens, and as shown in.
In other embodiments, the fixture may also be disposed on the microscope stand.
Referring to fig. 5, in the bracket 301, a positioning member 3022 capable of rotating relative to the fixed member is further provided on a side surface of the fixed member 3021, and an elastic member 30221 having a matching recess 30211 is provided on the positioning member 3022 along the axial direction thereof, and the elastic member 30221 acts on the fixed member 3021 and can slide along the surface of the fixed member 3021. The elastic member 30221 includes a spring and a marble disposed at the end of the spring, the marble is matched with the groove 30211, under the condition of no resistance, the marble slightly protrudes out of the surface of the positioning member 3022 under the action of the spring, the size of the marble is matched with the groove 30211 on the fixing member 3021, when the conversion fixing disc 302 rotates, the spring is compressed, the marble slides on the surface of the fixing member 3021, and when the lens with required magnification is rotated, the marble rebounds into the groove 30211 under the pressure of the spring to perform accurate positioning of the lens.
In the above technical scheme, the groove can also be arranged on the upper surface of the fixing piece, the positioning piece is correspondingly arranged above the fixing piece, and the elastic piece-spring and the marble in the positioning piece protrude downwards on the lower surface of the positioning piece to be clamped with the groove.
The lens supporting disc 303 is fixed below the conversion fixing disc 302, the lens supporting disc 303 includes a supporting inner disc 3031 and a transmission outer disc 3032, the supporting inner disc 3031 is connected with the transmission outer disc 3032 in a snap-fit manner, the supporting inner disc 3031 is made of nylon, and the transmission outer disc 3032 is made of metal, as shown in fig. 6.
in above-mentioned technical scheme, the support inner disc of nylon material can keep certain relaxation degree, helps the block precision adjustment of different multiplying power lenses, and the transmission outer disc of metal material can effectively prevent and drive the frictional wear between the area, causes the precision decline of lens conversion.
Referring to fig. 6, the supporting inner disc 3031 is a parabolic structure, the radian of the supporting inner disc is slightly larger than that of the conversion fixing disc 302, and the supporting inner disc 3031 is provided with a through hole 30311 corresponding to the conversion disc mounting hole 3023 for fastening lenses with different magnifications.
In the above technical solution, the through holes on the support inner disc 3031 have different sizes so as to facilitate the engagement of lenses of different models, the edge of the support inner disc 3031 is provided with a circle of stepped ribs to make the longitudinal section of the support inner disc 3031 in an inverted L shape, the inner edge of the transmission outer disc 3032 is also provided with a stepped rib to make the longitudinal section of the transmission outer disc 3032 in an L shape, the outer diameter of the support inner disc 3031 is the same as the inner diameter of the side without ribs of the transmission outer disc 3032, and is slightly larger than the inner diameter of the side with ribs of the transmission outer disc 3032, so that the support inner disc and the transmission outer disc can be fastened and engaged with each other.
In order to increase the fixing property between the support inner disc 3031 and the transmission outer disc 3032, in this embodiment, a screw hole (not shown) is further formed in an annular shape on the edge of the polished surface of the support inner disc 3031, correspondingly, a screw hole 30321 with the same size is formed on the flange of the transmission outer disc 3032, the support inner disc, the transmission outer disc and the conversion fixed disc 302 can be fixedly connected by a lens support disc 303 through screws, and gears 30322 are arranged on the outer edge of the transmission outer disc 3032 and are distributed at equal intervals.
The power device 304 is mounted on the bracket 301 to provide power for the rotation of the switching disk, and the power device 304 is a hybrid stepping motor and includes a motor body 3043 and a connecting rod (not shown) in transmission connection with the motor body.
a synchronous transmission device disposed between the switching disk and the power device 304 for transmitting power from the power device 304 to the switching disk, comprising: a timing pulley 3041, and a timing belt 3042.
The timing pulley 3041 is fixedly provided on the transmission rod of the power unit 304.
the synchronous transmission belt 3042, which may be a synchronous toothed belt, 3042 is provided with a tooth (not shown) corresponding to the gear 30322 at the outer edge of the driving outer disc 3032 of the lens supporting disc, one end of the synchronous transmission belt 3042 is engaged with the gear 30313 on the lens supporting disc, and the other end is engaged with the synchronous pulley 3041 on the power device 304, as shown in fig. 4.
In one embodiment, the timing belt 3042 is made of neoprene and covered with nylon canvas.
In other embodiments, the synchronous belt may be a common belt, which realizes synchronous transmission with the lens support plate and the power device by strong friction force.
The sensor 305 and the sensor 305 are photoelectric sensors, are arranged on the side surface of the lens supporting plate 303, correspond to the sensing sheet, determine the conversion position of the lens by sensing the sensing sheet, and simultaneously control the magnitude of the current flowing through the power device by matching with control software, thereby controlling the rotating speed of the power device.
The fixing frame 306 is disposed on a side surface of the bracket 301, and is used for fixing the hybrid stepping motor on the bracket 301.
The utility model provides a pair of microscope measuring platform's camera lens automatic switching control equipment, its theory of operation is: when carrying out the camera lens conversion, the increase electric current, motor drive synchronous pulley, make synchronous drive belt drive camera lens supporting disk rotate, spring marble atress shrink on the conversion dish, the sensor carries out continuous response simultaneously, when sensing the response piece that represents next required camera lens, diminish gradually through control software control current, the conversion dish rotates and slows down, spring marble meets behind the recess that matches with required camera lens, kick-back, block the recess, the electric current of size this moment is not enough to make spring marble follow roll-off in the recess, conversion dish stall, accomplish the automatic switch-over of camera lens, when needs carry out next round of camera lens switching, the increase electric current can.
In order to realize more accurate location for the spring marble can block with the recess is complete, can set up the state that the motor appears a high frequency shake when the response piece is close to the sensor completely for the spring marble can seamless block advance the recess under the high frequency shake, and the location is more accurate.
The utility model provides a pair of microscope measuring platform's camera lens automatic switching control device supports the switching of software control camera lens multiplying power, has realized the convenient measurement of big breadth product, and mechanical device intelligence is accurate, and the camera lens is locked the neat focus after switching, and microscopical rigidity and measurement accuracy are not influenced, and the camera lens supporting disk adopts integrated configuration, when guaranteeing that camera lens buckle precision is high, can effectively prevent the transmission wearing and tearing.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Claims (10)
1. A microscope for a measurement platform, comprising:
a support;
The conversion disc comprises a conversion fixed disc which is rotatably arranged on the support and a lens supporting disc which is fixed below the conversion fixed disc, and a plurality of lenses with different multiplying powers are distributed on the conversion disc in an annular array manner;
The power device is arranged on the bracket and provides power for the rotation of the conversion disk; and
The synchronous transmission device is arranged between the lens supporting plate and the power device and can transmit the power from the power device to the lens supporting plate; the method is characterized in that:
The lens supporting disk is formed by combining a supporting inner disk and a transmission outer disk, and the supporting inner disk is detachably connected with the transmission outer disk.
2. The microscope of claim 1, wherein the inner support plate is made of nylon.
3. The microscope of claim 1, wherein the outer drive plate is made of metal.
4. A microscope according to claim 1, wherein the inner support plate is of a parabolic configuration, the curvature of the inner support plate being greater than the curvature of the switching plate.
5. the microscope of claim 1, wherein the inner support plate is snap-fit to the outer drive plate.
6. The microscope of claim 1, wherein the edge of the polishing surface of the supporting inner disk is annularly provided with screw holes, and the transmission outer disk is provided with corresponding screw holes.
7. The microscope for the measuring platform according to claim 1, wherein a plurality of through holes are distributed on the paraboloid of the supporting inner disc in an annular array and used for clamping lenses with different magnifications.
8. A microscope for a measuring platform according to claim 1, wherein the synchronous drive means comprises:
The synchronous belt wheel is fixedly arranged on the power device;
One end of the synchronous transmission belt is clamped with the transmission outer disc, and the other end of the synchronous transmission belt is clamped with a synchronous belt wheel on the power device.
9. The microscope of claim 8, wherein the transmission outer plate is provided with gears distributed at equal intervals, the synchronous transmission belt is provided with corresponding gear teeth, and the gears are meshed with the gear teeth.
10. The microscope for measuring platform according to claim 1, wherein the bottom of the transmission outer disk is provided with a step-shaped rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920860907.3U CN209784646U (en) | 2019-06-10 | 2019-06-10 | microscope for measuring platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920860907.3U CN209784646U (en) | 2019-06-10 | 2019-06-10 | microscope for measuring platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209784646U true CN209784646U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920860907.3U Active CN209784646U (en) | 2019-06-10 | 2019-06-10 | microscope for measuring platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209784646U (en) |
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2019
- 2019-06-10 CN CN201920860907.3U patent/CN209784646U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230908 Address after: Unit 08, 5th Floor, Building 22, No. 388 Xinping Street, Industrial Park, Suzhou City, Jiangsu Province, 215000 Patentee after: Hezhi Technology (Suzhou) Co.,Ltd. Address before: Suzhou Industrial Park, Jiangsu Province Patentee before: SUZHOU BILLION PHOTOELECTRIC TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |