CN115575096A - Visibility multiplying power detector - Google Patents

Abstract

The invention relates to a visibility magnification detector, which comprises a workbench and a detection mechanism; the working table is provided with an object position and a detection position along the longitudinal direction, the object position is provided with an installation support used for installing a lens to be detected, one side of the installation support, which is far away from the detection position, is provided with a light source component used for installing an observation pattern, the detection position is provided with an imaging platform and an image transmission platform, the imaging platform is movably arranged along the longitudinal direction of the working table, and the image transmission platform is arranged at one end, which is far away from the object position, of the imaging platform and can move along the longitudinal direction of the working table relative to the imaging platform; the detection mechanism comprises an imaging assembly arranged at one end, close to the object position, of the imaging platform and an image transmission assembly arranged on the image transmission platform and corresponding to the imaging assembly, the imaging assembly is used for converting imaging of the lens to be detected into a real image, and the image transmission assembly is electrically connected with the computer and used for acquiring the real image formed by the imaging assembly and transmitting the real image to the computer for detection. This scheme measurement accuracy is high, and easy operation is convenient to can carry out visibility and multiplying power and detect, the practicality is better.

Description

Visibility multiplying power detector

Technical Field

The invention relates to the technical field of photoelectric equipment, in particular to a visibility magnification detector.

Background

Sighting telescope is an important component of individual light arms. In order to guarantee various performances of the sighting telescope, the semi-finished sighting telescope and the finished sighting telescope are subjected to detection of various optical parameters, and the sighting telescope is an essential important link in the production, transportation and use processes of the sighting telescope.

Optical performance metrics for the scope include magnification, field of view, exit pupil diameter and distance, resolution, diopter, parallax, reticle tilt, and the like. Patent CN 103674464B discloses a comprehensive test bench for sighting telescope, which simulates drop or vibration test by impacting the sighting telescope with a base, an impact base or an impact baffle, but does not disclose how to perform relevant detection on the sighting telescope after impact, and it is urgently needed to provide an instrument capable of accurately measuring the relevant optical performance of the sighting telescope.

Disclosure of Invention

In view of the above, there is a need for a power detector to solve the problem of the prior art that an instrument capable of accurately measuring the optical performance of the sighting telescope is needed.

The invention provides a visibility magnification detector, which comprises:

the inspection device comprises a workbench, an object position and a detection position are arranged along the longitudinal direction of the workbench, the object position is provided with a mounting bracket for mounting a lens to be inspected, one side of the mounting bracket, which is far away from the detection position, is provided with a light source assembly for mounting and observing patterns, the detection position is provided with an imaging platform and an image transmission platform, the imaging platform is movably arranged along the longitudinal direction of the workbench, and the image transmission platform is arranged at one end, which is far away from the object position, of the imaging platform and can move along the longitudinal direction of the workbench relative to the imaging platform; and the number of the first and second groups,

detection mechanism, including locating imaging platform is close to the imaging component of article position one end and locating pass like the platform and correspond the biography like the subassembly that imaging component set up, imaging component be used for with wait to examine the formation of image conversion of camera lens and become the real image, it is connected with the computer electricity to pass like the subassembly, is used for acquireing the real image that imaging component formed and transmit extremely the computer detects.

Optionally, an adjusting table is arranged between the imaging platform and the workbench, and the adjusting table is movably connected with the imaging platform and used for adjusting the optical axis direction of the imaging assembly.

Optionally, the adjusting table comprises a pitching adjusting table located at the detection position, and an upper side of the pitching adjusting table is an adjusting surface;

imaging platform locates adjust the face, just imaging platform's downside is the fitting surface, adjust the face with one in the fitting surface sets up to the arc convex surface, and another correspondence sets up to the arc concave surface, just adjust the face with be equipped with first drive division between the fitting surface, first drive division is used for driving the fitting surface is followed the circumference of adjusting the face slides, in order to adjust imaging platform's angle of pitch makes imaging assembly's optical axis direction is adjustable.

Optionally, the adjusting table further includes a deflection adjusting table located at the detection position, the pitching adjusting table rotates around an axis located in the vertical direction and is located on the deflection adjusting table, and a shift lever is convexly arranged on a side wall of the pitching adjusting table and is used for driving the pitching adjusting table to rotate around the axis located in the vertical direction when an external force is applied, so as to adjust a deflection angle of the imaging platform.

Optionally, the adjusting table further comprises a yaw fine adjustment screw and a yaw fine adjustment seat fixed on a side wall of the yaw adjusting table, the upper end of the yaw fine adjustment seat is arranged corresponding to the pitch adjusting table and provided with an avoidance channel through the pitch adjusting table in a direction close to the pitch adjusting table, a threaded hole is tapped on the side wall of the avoidance channel, and the yaw fine adjustment screw penetrates through the threaded hole and extends into the avoidance channel;

the pitching adjusting platform is provided with a driving block corresponding to the deflection adjusting seat, the driving block partially extends into the avoiding channel and corresponds to the threaded hole, and one end of the deflection fine-tuning screw rod extending into the avoiding channel can be abutted to the side wall of the driving block.

Optionally, the adjusting table further comprises a height adjusting table located at the detection position and arranged at the lower end of the deflection adjusting table, one of the height adjusting table and the deflection adjusting table is provided with a vertical slide rail, and the other one of the height adjusting table and the deflection adjusting table is provided with a vertical slide groove corresponding to the vertical slide rail, so that the height of the imaging platform is adjustable;

the height adjusting platform is provided with a second driving part, and the second driving part is in driving connection with the deflection adjusting platform and used for driving the deflection adjusting platform to move in the vertical direction.

Optionally, the adjusting table further comprises a transverse adjusting table located at the detection position and arranged at the lower end of the height adjusting table, one of the transverse adjusting table and the height adjusting table is provided with a transverse slide rail, and the other one of the transverse adjusting table and the height adjusting table is provided with a transverse slide groove corresponding to the transverse slide rail, so that the imaging platform can move transversely along the workbench;

the transverse adjusting platform is provided with a third driving part, and the third driving part is in driving connection with the height adjusting platform and used for driving the height adjusting platform to move transversely along the workbench.

Optionally, the adjusting platform further comprises a longitudinal adjusting platform arranged on the workbench and located at the detection position, the longitudinal adjusting platform is arranged at the lower end of the transverse adjusting platform, one of the longitudinal adjusting platform and the workbench is provided with a longitudinal sliding rail, and the other one of the longitudinal adjusting platform and the workbench corresponds to the longitudinal sliding rail and is provided with a longitudinal sliding groove.

Optionally, a first locking plate is arranged on a side wall of the height adjusting table, a vertical groove is formed in the first locking plate corresponding to the deflection adjusting table, a first locking hole is formed in the deflection adjusting table corresponding to the vertical groove, and the adjusting table further comprises a height locking screw rod sequentially penetrating through the vertical groove and the first locking hole; and/or the presence of a gas in the gas,

the lateral wall of horizontal adjustment platform is equipped with second locking plate, second locking plate corresponds the altitude mixture control platform has seted up the transverse groove, the altitude mixture control platform corresponds the transverse groove is equipped with second locking hole, the adjustment platform still including wear to locate in proper order the transverse groove reaches horizontal locking screw in the second locking hole.

Optionally, the light source assembly comprises:

the light source bracket is arranged on the workbench and is positioned on one side of the object position far away from the detection position;

the rotating disc is arranged on the light source support in a rotating mode around an axis located in the longitudinal direction, the rotating disc corresponds to the mounting support, a plurality of mounting positions are arranged at intervals along the circumferential direction, and each mounting position is used for mounting an observation pattern for imaging of the lens to be detected; and (c) a second step of,

and the driving motor is arranged on the light source support, is in driving connection with the rotating disc and is used for driving the rotating disc to rotate around the axis which is positioned in the longitudinal direction.

Compared with the prior art, in the visibility magnification detector provided by the invention, the image transmission platform can move relative to the imaging platform along the longitudinal direction of the workbench, so that the optical distance between the image transmission assembly and the imaging assembly can be relatively adjusted, and the detector has a telescopic mode capable of measuring the visibility and a microscopic mode capable of measuring the magnification. When the detector is in a telescopic mode, the image transmission platform is driven to move relative to the imaging platform, so that the image transmission assembly moves back and forth on the focal plane of the imaging assembly, the actual position of the image transmission assembly is fed back to the computer, and the real image transmitted to the computer by the image transmission assembly is combined to obtain the visibility of the lens to be detected. And when the detector is in a microscopic mode, the imaging platform is driven to move longitudinally along the workbench to change the optical distance between the imaging component and the lens to be detected, when the component to be transmitted acquires the clearest image, the imaging platform is stopped from being driven to move, the diameter of the clearest image is measured, and the magnification of the lens to be detected is calculated according to the size of the entrance pupil of the observed pattern. This scheme measurement accuracy is high, and easy operation is convenient to can carry out visibility and multiplying power and detect, the practicality is better.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description is given with reference to the accompanying drawings and preferred embodiments of the present invention. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation of the invention. In the drawings:

fig. 1 is a schematic structural view of an embodiment of a detection mechanism and an adjustment stage in a visibility magnification detector according to the present invention;

FIG. 2 is a schematic view of another angle of the detecting mechanism and the adjusting platform shown in FIG. 1;

FIG. 3 is a diagram of a visibility-measuring optical system of the detection mechanism of FIG. 1;

FIG. 4 is a view of a magnification measuring optical system of the detection mechanism of FIG. 1;

FIG. 5 is a block diagram of a test of the detection mechanism of FIG. 1;

FIG. 6 is a schematic structural diagram of a visibility detector according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of the visibility magnification detector shown in FIG. 6 with a lens to be detected mounted thereon;

FIG. 8 is a schematic structural diagram of the pitch adjusting stage and the yaw adjusting stage in FIG. 1;

FIG. 9 is a schematic structural view of the deflection adjusting table, the height adjusting table, the transverse adjusting table and the longitudinal adjusting table in FIG. 1;

fig. 10 is a schematic view of the structure of the light source module in fig. 6.

Description of reference numerals:

100-visibility magnification detector, 1-workbench, 11-object position, 12-detection position, 13-mounting bracket, 14-imaging platform, 141-mounting platform, 142-connecting platform, 15-image transfer platform, 2-light source assembly, 21-light source bracket, 22-rotating disc, 221-mounting position, 3-detection mechanism, 31-imaging assembly, 311-objective lens, 32-image transfer assembly, 4-adjusting platform, 41-pitching adjusting platform, 411-first driving part, 412-driving block, 42-deflection adjusting platform, 421-deflector rod, 422-deflection fine adjustment screw rod, 423-deflection fine adjustment seat, 423 a-avoidance channel, 43-height adjusting platform, 431-second driving part, 432-first locking plate, 44-transverse adjusting platform, 441-third driving part, 442-second locking plate, 45-longitudinal adjusting platform, 46-height locking screw rod, 47-transverse locking screw rod, 200-lens to be detected, 300-pattern observation.

Detailed Description

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.

Referring to fig. 1 to 5, the visibility magnification detecting apparatus 100 includes a worktable 1 and a detecting mechanism 3; the working table 1 is provided with an object position 11 and a detection position 12 along the longitudinal direction, the object position 11 is provided with a mounting bracket 13 for mounting the lens 200 to be detected, one side of the mounting bracket 13, which is far away from the detection position 12, is provided with a light source component 2 for mounting an observation pattern 300, the detection position 12 is provided with an imaging platform 14 and an image transmission platform 15, the imaging platform 14 is movably arranged along the longitudinal direction of the working table 1, and the image transmission platform 15 is arranged at one end, which is far away from the object position 11, of the imaging platform 14 and can move along the longitudinal direction of the working table 1 relative to the imaging platform 14; the detection mechanism 3 comprises an imaging component 31 arranged at one end of the imaging platform 14 close to the object position 11 and an image transmission component 32 arranged on the image transmission platform 15 and corresponding to the imaging component 31, wherein the imaging component 31 is used for converting the imaging of the lens 200 to be detected into a real image, and the image transmission component 32 is electrically connected with a computer and is used for acquiring the real image formed by the imaging component 31 and transmitting the real image to the computer for detection.

In the visibility magnification detector 100 provided by the invention, the image transmission platform 15 can move relative to the imaging platform 14 along the longitudinal direction of the workbench 1, so that the optical distance between the image transmission assembly 32 and the imaging assembly 31 can be relatively adjusted, and the detector has a telescopic mode capable of measuring the visibility and a microscopic mode capable of measuring the magnification. When the detector is in a telescopic mode, the image transmission platform 15 is driven to move relative to the imaging platform 14, so that the image transmission component 32 moves back and forth on the focal plane of the imaging component 31, the actual position of the image transmission component 32 is fed back to the computer, and the real image transmitted to the computer by the image transmission component 32 is combined to obtain the visibility of the lens to be detected. And when the detector is in a microscopic mode, the imaging platform 14 is driven to move along the longitudinal direction of the workbench 1 so as to change the optical distance between the imaging component 31 and the lens 200 to be detected, when the image transfer component 32 obtains the clearest imaging, the imaging platform 14 is stopped to be driven to move, the diameter of the clearest imaging is measured, and then the multiplying power of the lens 200 to be detected is calculated according to the entrance pupil size of the observation pattern 300. This scheme measurement accuracy is high, and easy operation is convenient to can carry out visibility and multiplying power and detect, the practicality is better.

In this embodiment, the scope 200 to be inspected is an inspection scope. In addition, the imaging assembly 31 is composed of an objective lens 311, a lens frame, a fixing base, and the like. The objective lens 311 is a dual-lens objective lens, and specifically, in this embodiment, the dual-lens objective lens includes a first objective lens and a second objective lens sequentially arranged along a direction close to the image transmission assembly 32, two sides of the first objective lens in the optical axis direction are convex surfaces, one side of the second objective lens close to the first objective lens is a concave surface, and the other side of the second objective lens is a convex surface. In one embodiment, the focal length of the objective lens 311 is set to 80mm, the effective aperture is set to 20mm, the optical energy loss is small, and the installation is convenient. In addition, a light shield is disposed corresponding to the objective lens 311 to eliminate the influence of stray light, improve the imaging quality, and further improve the detection accuracy. In the figure example, the longitudinal direction of the table 1 is shown at F1.

In the present embodiment, the image transmission assembly 32 is a CCD (charge coupled device) module, and the CCD module transmits the image formed by the objective lens 311 to a computer. In one embodiment, the CCD target is set to 1.1 inch, resolution 5120 × 5120, pixels 2.5 × 2.5 μm. In this embodiment, when the CCD is located at the focal plane of the objective lens 311, the detector works in the telescopic mode, and has a visibility measurement function; when the CCD is located at the 1.5-times focal length position of the objective lens 311, the detector operates in a microscopic mode, and has a magnification measurement function. It should be understood that in the telephoto mode, the feedback of the actual position of the image-transmitting assembly 32 may be input into the computer by an operator, or may be in other forms, and in this embodiment, a sensor is correspondingly disposed to monitor the actual position of the image-transmitting assembly 32 and feed back to the computer.

Further, in order to improve the imaging quality, in the present embodiment, referring to fig. 6, an adjusting stage 4 is disposed between the imaging platform 14 and the working platform 1, and the adjusting stage 4 is movably connected to the imaging platform 14 for adjusting the optical axis direction of the imaging assembly 31. So, can eliminate the optical axis deviation between imaging assembly 31 and the sight of examining, adjust according to actual conditions adaptability to improve the imaging quality, and then improve and detect the precision. Meanwhile, the sighting telescope inspection device is convenient to be applied to sighting telescopes to be inspected in different sizes, and universality is improved.

Further, referring to fig. 6 and 7, the adjusting table 4 includes a pitching adjusting table 41 located at the detecting position 12, and an upper side surface of the pitching adjusting table 41 is an adjusting surface; the adjusting surface is arranged on the imaging platform 14, the lower side surface of the imaging platform 14 is a matching surface, one of the adjusting surface and the matching surface is an arc convex surface, the other one of the adjusting surface and the matching surface is an arc concave surface, a first driving portion 411 is arranged between the adjusting surface and the matching surface, the first driving portion 411 is used for driving the matching surface to slide along the circumferential direction of the adjusting surface so as to adjust the pitch angle of the imaging platform 14, and the optical axis direction of the imaging assembly 31 is adjustable. In this scheme, the regulating surface sets up to the arc concave surface, and the fitting surface sets up the arc convex surface, and the fitting surface is provided with the screw thread. Correspondingly, the first driving portion 411 is a pitch adjusting screw rod disposed on the pitch adjusting stage 41, and the pitch adjusting screw rod is matched with the matching surface of the imaging platform 14. Therefore, the pitch angle of the imaging component 31 can be adjusted by rotating the pitch adjusting screw to drive the matching surface to slide along the circumferential direction of the adjusting surface, so that the optical path can be adjusted quickly.

Specifically, the adjusting platform 4 further includes a deflection adjusting platform 42 located at the detection position 12, the pitch adjusting platform 41 is rotatably disposed on the deflection adjusting platform 42 around an axis located in the vertical direction, and a shift lever 421 is convexly disposed on a side wall of the pitch adjusting platform 41, so as to drive the pitch adjusting platform 41 to rotate around the axis located in the vertical direction when an external force is applied, so as to adjust a deflection angle of the imaging platform 14. This scheme is rotated in order to drive beat adjusting station 42 through stirring driving lever 421, and then adjusts imaging component 31's beat angle, simple structure, simple operation.

Specifically, in order to improve the adjustment accuracy, in this embodiment, please refer to fig. 8 and 9, the adjustment table 4 further includes a fine adjustment screw 422 of the deflection and a fine adjustment seat 423 of the deflection fixed on the side wall of the deflection adjustment table 42, the upper end of the fine adjustment seat 423 of the deflection is disposed corresponding to the pitching adjustment table 41 and penetrates through an avoidance channel 423a along a direction close to the pitching adjustment table 41, a threaded hole is tapped on the side wall of the avoidance channel 423a, and the fine adjustment screw 422 of the deflection is disposed through the threaded hole and extends into the avoidance channel 423a; the pitching adjusting table 41 is provided with a driving block 412 corresponding to the deflection adjusting seat, the driving block 412 partially extends into the avoiding channel 423a and corresponds to the threaded hole, and one end of the deflection fine-tuning screw 422 extending into the avoiding channel 423a can be abutted against the side wall of the driving block 412. Thus, the driving block 412 disposed on the pitching adjustment stage 41 can be driven by rotating the yaw fine adjustment screw 422, so as to drive the pitching adjustment stage 41 to perform fine adjustment, thereby improving the adjustment precision of the yaw angle.

It can be understood that the width of the avoiding channel 423a can be enlarged to enlarge the rotation stroke of the pitch adjusting platform 41 driven by the poke rod, so as to reduce the interference effect of the driving block 412 and the fine pitch adjusting seat 423.

Further, the adjusting table 4 further comprises a height adjusting table 43 located at the detection position 12 and arranged at the lower end of the deflection adjusting table 42, one of the height adjusting table 43 and the deflection adjusting table 42 is provided with a vertical slide rail, and the other vertical slide rail is provided with a vertical slide groove corresponding to the vertical slide rail, so that the height of the imaging platform 14 is adjustable; the height adjusting platform 43 is provided with a second driving portion 431, and the second driving portion 431 is in driving connection with the deflection adjusting platform 42 and is used for driving the deflection adjusting platform 42 to move in the vertical direction. In this embodiment, the height adjustment of the imaging platform 14 can be realized by the cooperation of the height adjusting table 43 and the deflection adjusting table 42, so that the optical axis adjustment of the imaging assembly 31 is more flexible. Specifically, in the present embodiment, the second driving portion 431 is a height adjusting screw, the yaw adjusting table 42 is provided with a driven rack corresponding to the height adjusting screw, and the height adjusting table 43 is provided with an escape groove corresponding to the driven tooth, the height adjusting screw is engaged with the driven rack, so that the yaw adjusting table 42 is driven to move in the vertical direction by rotating the height adjusting screw. It should be noted that, in the example of the drawings, the vertical direction is indicated by F2.

Furthermore, the adjusting platform 4 further comprises a transverse adjusting platform 44 located at the detection position 12 and arranged at the lower end of the height adjusting platform 43, one of the transverse adjusting platform 44 and the height adjusting platform 43 is provided with a transverse slide rail, and the other corresponding transverse slide rail is provided with a transverse slide groove, so that the imaging platform 14 can move transversely along the workbench 1; the horizontal adjusting table 44 is provided with a third driving portion 441, and the third driving portion 441 is in driving connection with the height adjusting table 43 and is used for driving the height adjusting table 43 to move along the horizontal direction of the workbench 1. Specifically, the third driving portion 441 is configured as a transverse adjusting screw, the side wall of the height adjusting platform 43 is provided with a matching block corresponding to the transverse adjusting screw, and one end of the transverse adjusting screw abuts against the matching block to drive the matching block to move along the transverse direction, so as to drive the height adjusting platform 43 to move along the transverse direction. It should be noted that, in the example of the drawings, the transverse direction of the table 1 is indicated by F3.

Further, the adjusting table 4 further comprises a longitudinal adjusting table 45 arranged on the workbench 1 and located at the detection position 12, the longitudinal adjusting table 45 is arranged at the lower end of the transverse adjusting table 44, one of the longitudinal adjusting table 45 and the workbench 1 is provided with a longitudinal slide rail, and the other corresponding longitudinal slide rail is provided with a longitudinal slide groove. Specifically, in the present embodiment, a longitudinal slide rail is provided on the work table 1, and a longitudinal slide groove is provided on the lateral adjustment table 44. And the adjusting table 4 further comprises a longitudinal locking structure, the longitudinal locking structure comprises a longitudinal locking screw rod arranged on the longitudinal adjusting table 45 and a locking plate positioned at one end of the longitudinal locking screw rod, and the locking plate is tightly abutted to the longitudinal sliding rail by rotating the longitudinal locking screw rod so as to limit the movement of the longitudinal adjusting table 45.

In addition, in the present embodiment, the imaging platform 14 further includes a mounting platform 141 and a connecting platform 142 disposed up and down, and the connecting platform 142 is movably connected to the pitching adjusting stage 41, wherein the matching surface is formed on the lower side surface of the connecting platform 142. The mounting platform 141 is slidably disposed on the upper side of the connecting platform 142 along the longitudinal direction of the worktable 1, the imaging assembly 31 is disposed on one end of the mounting platform 141 close to the object position 11, and the image transmission platform 15 is disposed on one end of the mounting platform 141 far away from the imaging assembly 31. The connection platform 142 and the mounting platform 141, and the image transmission platform 15 and the mounting platform 141 are slidably disposed through a slide rail and a slide groove, respectively.

Further, for avoiding the height adjustment of the pitching adjusting table 41 from accidentally moving after being in place, in this embodiment, the side wall of the height adjusting table 43 is provided with a first locking plate 432, the first locking plate 432 is provided with a vertical groove corresponding to the yawing adjusting table 42, the yawing adjusting table 42 is provided with a first locking hole corresponding to the vertical groove, and the adjusting table 4 further comprises a height locking screw 46 sequentially penetrating through the vertical groove and the first locking hole. Therefore, the first locking plate 432 is matched with the height locking screw 46 to prevent the imaging platform 14 from accidentally moving after the height is adjusted in place, and the adjustment stability is ensured.

Similarly, in order to avoid the unexpected activity after the height adjusting platform 43 transversely adjusts to the right place, in this embodiment, the lateral wall of the transverse adjusting platform 44 is provided with a second locking plate 442, the second locking plate 442 is provided with a transverse groove corresponding to the height adjusting platform 43, the height adjusting platform 43 is provided with a second locking hole corresponding to the transverse groove, and the adjusting platform 4 further comprises a transverse locking screw 47 sequentially penetrating through the transverse groove and the second locking hole.

Further, the light source assembly 2 includes a light source bracket 21, a rotating disc 22 and a driving motor; the light source bracket 21 is arranged on the workbench 1 and is positioned on one side of the object position 11 far away from the detection position 12; the rotating disc 22 is rotatably arranged on the light source bracket 21 around an axis in the longitudinal direction, the rotating disc 22 is arranged corresponding to the mounting bracket 13, and a plurality of mounting positions 221 are arranged at intervals along the circumferential direction, and each mounting position 221 is used for mounting an observation pattern 300 for imaging by the lens 200 to be inspected; and the driving motor is arranged on the light source bracket 21, is in driving connection with the rotating disc 22 and is used for driving the rotating disc 22 to rotate around an axis in the longitudinal direction. Thus, the observation patterns 300 with different shapes can be arranged, and the rotating disc 22 is driven to rotate by the driving motor so that the sighting telescope to be detected can image different observation patterns 300, and the measurement precision is improved. In addition, in this embodiment, a light source is provided on the side of the light source holder 21 away from the mounting holder 13 of the rotating disk 22.

In the present embodiment, referring to fig. 10, both the light source bracket 21 and the mounting bracket 13 are movable along the longitudinal direction of the worktable 1. A support frame is further arranged on one side, close to the detection position 12, of the mounting support 13, and comprises a base and a support seat which is movable relative to the base along the longitudinal direction of the workbench 1 and is used for supporting the sighting telescope to be detected; wherein, the base can be followed workstation 1's vertical activity to can support the sighting telescope of examining of installing different length.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.

Claims (10)

1. A visibility magnification detector is characterized by comprising:

the inspection device comprises a workbench, an object position and a detection position are arranged along the longitudinal direction of the workbench, the object position is provided with a mounting bracket for mounting a lens to be inspected, one side of the mounting bracket, which is far away from the detection position, is provided with a light source assembly for mounting and observing patterns, the detection position is provided with an imaging platform and an image transmission platform, the imaging platform is movably arranged along the longitudinal direction of the workbench, and the image transmission platform is arranged at one end, which is far away from the object position, of the imaging platform and can move along the longitudinal direction of the workbench relative to the imaging platform; and the number of the first and second groups,

detection mechanism, including locating imaging platform is close to the imaging component of article position one end and locating pass like the platform and correspond the biography like the subassembly that imaging component set up, imaging component be used for with wait to examine the formation of image conversion of camera lens and become the real image, it is connected with the computer electricity to pass like the subassembly, is used for acquireing the real image that imaging component formed and transmit extremely the computer detects.

2. The instrument of claim 1, wherein an adjustment stage is disposed between the imaging stage and the working stage, and the adjustment stage is movably connected to the imaging stage for adjusting the optical axis direction of the imaging assembly.

3. The magnification detector according to claim 2, wherein the adjustment stage includes a pitching adjustment stage located at the detection position, and an upper side of the pitching adjustment stage is an adjustment surface;

imaging platform locates adjust the face, just imaging platform's downside is the fitting surface, adjust the face with one in the fitting surface sets up to the arc convex surface, and another correspondence sets up to the arc concave surface, just adjust the face with be equipped with first drive division between the fitting surface, first drive division is used for driving the fitting surface is followed the circumferential slip of adjusting the face, in order to adjust imaging platform's the angle of pitch makes imaging assembly's optical axis direction is adjustable.

4. The magnification detector of claim 3, wherein the adjustment stage further comprises a yaw adjustment stage located at the detection position, the pitch adjustment stage is rotatably disposed on the yaw adjustment stage about an axis located in a vertical direction, and a deflector rod is convexly disposed on a sidewall of the pitch adjustment stage for driving the pitch adjustment stage to rotate about the axis located in the vertical direction when an external force is applied to adjust a yaw angle of the imaging platform.

5. The visibility magnification detector according to claim 4, wherein the adjustment stage further includes a fine adjustment screw for fine adjustment of yaw, and a fine adjustment seat for fine adjustment of yaw fixed to a side wall of the fine adjustment stage for yaw, an upper end of the fine adjustment seat for yaw is disposed corresponding to the pitch adjustment stage and is provided with an avoidance channel extending through the pitch adjustment stage in a direction close to the pitch adjustment stage, a threaded hole is tapped on a side wall of the avoidance channel, and the fine adjustment screw for yaw is inserted into the threaded hole and extends into the avoidance channel;

the pitching adjusting platform is provided with a driving block corresponding to the deflection adjusting seat, the driving block partially extends into the avoiding channel and corresponds to the threaded hole, and one end of the deflection fine-tuning screw rod extending into the avoiding channel can be abutted to the side wall of the driving block.

6. The visibility magnification detector according to claim 4, wherein the adjustment stage further comprises a height adjustment stage located at the detection position and at a lower end of the deflection adjustment stage, one of the height adjustment stage and the deflection adjustment stage is provided with a vertical slide rail, and the other one of the height adjustment stage and the deflection adjustment stage is provided with a vertical slide groove corresponding to the vertical slide rail, so that the height of the imaging platform is adjustable;

the height adjusting platform is provided with a second driving part, and the second driving part is in driving connection with the deflection adjusting platform and used for driving the deflection adjusting platform to move in the vertical direction.

7. The instrument according to claim 6, wherein the adjusting stage further comprises a lateral adjusting stage located at the inspection position and at the lower end of the height adjusting stage, one of the lateral adjusting stage and the height adjusting stage is provided with a lateral slide rail, and the other is provided with a lateral slide groove corresponding to the lateral slide rail, so that the imaging platform can move laterally along the worktable;

and the transverse adjusting platform is provided with a third driving part, and the third driving part is in driving connection with the height adjusting platform and is used for driving the height adjusting platform to move transversely along the workbench.

8. The visibility magnification detector according to claim 7, wherein the adjustment stage further includes a longitudinal adjustment stage disposed on the working stage and located at the detection position, the longitudinal adjustment stage is disposed at a lower end of the transverse adjustment stage, one of the longitudinal adjustment stage and the working stage is provided with a longitudinal slide rail, and the other one of the longitudinal adjustment stage and the working stage is provided with a longitudinal slide groove corresponding to the longitudinal slide rail.

9. The visibility magnification detector according to claim 7, wherein a first locking plate is provided on a side wall of the height adjusting stage, a vertical groove is provided on the first locking plate corresponding to the yaw adjusting stage, a first locking hole is provided on the yaw adjusting stage corresponding to the vertical groove, and the adjusting stage further comprises a height locking screw rod sequentially inserted into the vertical groove and the first locking hole; and/or the presence of a gas in the gas,

the lateral wall of horizontal regulation platform is equipped with second locking board, the second locking board corresponds the altitude mixture control platform has seted up the transverse groove, the altitude mixture control platform corresponds the transverse groove is equipped with second locking hole, the regulation platform still including wearing to locate in proper order the transverse groove reaches horizontal locking screw in the second locking hole.

10. The instrument of claim 1, wherein the light source assembly comprises:

the light source bracket is arranged on the workbench and is positioned on one side of the object position far away from the detection position;

the rotating disc is arranged on the light source bracket in a rotating mode around an axis in the longitudinal direction, corresponds to the mounting bracket and is provided with a plurality of mounting positions at intervals along the circumferential direction, and each mounting position is used for mounting the observation pattern for imaging by the lens to be detected; and the number of the first and second groups,

and the driving motor is arranged on the light source support, is in driving connection with the rotating disc and is used for driving the rotating disc to rotate around the axis which is positioned in the longitudinal direction.

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