CN216482857U

CN216482857U - Calibration device for borescope

Info

Publication number: CN216482857U
Application number: CN202121965768.4U
Authority: CN
Inventors: 刘书盼; 毛文辉
Original assignee: Xi'an Shunyi Electronic Information Technology Co ltd
Current assignee: Xi'an Shunyi Electronic Information Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-05-10
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a calibration device for a target correcting lens, which comprises a base, a fixed support, a target correcting lens to be detected, a sleeve and an adjusting assembly, wherein the fixed support is arranged on the base; the adjusting component comprises an electric telescopic rod, a fixed clamping plate, a movable sleeve, a jacking block, a sliding plate, a sliding groove, a connecting plate and a spring, the electric telescopic rod is arranged on the inner side wall of the fixed support, and the fixed clamping plate is arranged on the electric telescopic rod. The utility model belongs to the technical field of measuring tools, and particularly relates to a calibrating device for a target correcting lens, which is convenient for calibrating the target correcting lens, adjusting the distance of the target correcting lens, ensuring the calibrating precision, reducing the labor intensity and improving the working efficiency.

Description

Calibration device for borescope

Technical Field

The utility model belongs to the technical field of measuring tools, and particularly relates to a calibration device for a borescope.

Background

The existing method for calibrating the helicopter target calibration lens is to clamp the target calibration lens on a V-shaped groove of a square box by using the square box, fix the target calibration lens by using a pressing plate, aim a cross line in the target calibration lens at a cross line of a target reticle on a calibration table to align the two cross lines, rotate a lens tube around an axis by 180 degrees, read out deviation a and b values in the horizontal and vertical directions, and obtain a calculated value which is the coaxiality of the target calibration lens. In the detection process, the cross line in the boresight is aligned with the cross line of the target reticle, and the square box needs to be moved to adjust the distance or repeatedly adjust the target until the correct position is found. But the weight of the square box itself reaches about 15 kg, and moving the square box is very inconvenient and easily causes danger. If the target is adjusted manually, the correct position can be found by repeatedly measuring the target, which wastes time and labor. The newly developed calibration device can conveniently and quickly detect the helicopter borescope, the accuracy of the helicopter borescope in the calibration process is met, the calibration precision is ensured, the labor intensity is reduced, and the working efficiency is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides the calibration device of the target correcting lens, which is convenient for calibrating the target correcting lens, is convenient for adjusting the distance of the target correcting lens, ensures the calibration precision, lightens the labor intensity and improves the working efficiency.

In order to realize the functions, the technical scheme adopted by the utility model is as follows: a calibration device for a calibration mirror comprises a base, a fixed support, a calibration mirror to be measured, a sleeve and an adjusting assembly, wherein the fixed support is arranged on the base, the adjusting assembly is arranged on the fixed support, so that the calibration mirror to be measured can be adjusted conveniently, the calibration mirror can be calibrated, the sleeve is arranged on the adjusting assembly, and the calibration mirror to be measured is arranged on the sleeve; the adjusting component comprises an electric telescopic rod, a fixed clamp plate, a movable sleeve, a jacking block, a sliding plate, a sliding groove, a connecting plate and a spring, the electric telescopic rod is arranged on the inner side wall of the fixed support, the fixed clamp plate is arranged on the electric telescopic rod, the fixed clamp plate is of a semicircular structure, the movable sleeve is arranged on the fixed clamp plate, the spring is arranged on the bottom wall of the movable sleeve, the sliding groove is arranged on the inner side wall of the movable sleeve, the sliding plate is arranged on the sliding groove, the connecting plate penetrates through the top wall of the movable sleeve and is arranged on the sliding plate, and the jacking block is arranged on the connecting plate and is convenient for jacking and fixing the sleeve.

Further, be equipped with the fine setting support on the base, be equipped with the collimator on the fine setting support, be equipped with the reticle in the collimator, be equipped with the imaging camera on the reticle lateral wall, the target that the to-be-measured borescope provided is through the formation of image of collimator on the reticle, will await measuring borescope cross silk and the coincidence of the central point of reticle, calibrate.

Further, be equipped with the thread groove on the base, be equipped with the threaded rod on the thread groove, the threaded rod runs through the fixed bolster diapire and locates on the thread groove, threaded rod and thread groove inside wall threaded connection, be equipped with on the threaded rod and change the handle, be convenient for adjust the distance of fixed bolster, and then adjust the distance of the school target mirror that awaits measuring.

Furthermore, the jacking block is of a spherical structure, so that the force can be conveniently applied from all directions, and the force is uniform.

The utility model adopts the structure to obtain the following beneficial effects: according to the calibrating device for the target correcting lens, provided by the utility model, through the arrangement of the adjusting assembly, the electric telescopic rod drives the fixed clamp plate to rotate, so that the jacking block is driven to jack and fix the sleeve tightly, the jacking block extrudes the connecting plate, the connecting plate extrudes the sliding plate, and the spring is extruded.

Drawings

FIG. 1 is an overall view of a calibration device for a borescope according to the present invention;

FIG. 2 is a side view of an adjustment mechanism of a borescope calibration device of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

The device comprises a base 1, a base 2, a fixed support 3, a target calibration lens to be measured 4, a sleeve 5, an adjusting component 6, an electric telescopic rod 7, a fixed clamping plate 8, a movable sleeve 9, a jacking block 10, a sliding plate 11, a sliding groove 12, a connecting plate 13, a spring 14, a fine adjustment support 15, a collimating collimator 15, a reticle 16, a imaging camera 17, an imaging camera 18, a rotating handle 19, a threaded rod 20 and a threaded groove.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the calibration device for the target calibration lens of the present invention comprises a base 1, a fixed support 2, a target calibration lens 3 to be measured, a sleeve 4 and an adjusting assembly 5, wherein the fixed support 2 is disposed on the base 1, the adjusting assembly 5 is disposed on the fixed support 2, the sleeve 4 is disposed on the adjusting assembly 5, and the target calibration lens 3 to be measured is disposed on the sleeve 4; adjusting part 5 includes electric telescopic handle 6, solid fixed splint 7, movable sleeve 8, the tight piece 9 in top, slide 10, spout 11, connecting plate 12 and spring 13, electric telescopic handle 6 locates on 2 inside walls of fixed bolster, gu fixed splint 7 locates on electric telescopic handle 6, gu fixed splint 7 is semicircular structure, gu movable sleeve 8 locates on fixed splint 7, spring 13 locates on the 8 diapalls of movable sleeve, spout 11 locates on the 8 inside walls of movable sleeve, slide 10 locates on spout 11, connecting plate 12 runs through on 8 roofs of movable sleeve locate slide 10, the tight piece 9 in top is located on connecting plate 12.

The base 1 is provided with a fine adjustment support 14, the fine adjustment support 14 is provided with a collimator 15, a reticle 16 is arranged in the collimator 15, and an imaging camera 17 is arranged on the outer side wall of the reticle 16.

The base 1 is provided with a thread groove 20, the thread groove 20 is provided with a threaded rod 19, the threaded rod 19 penetrates through the bottom wall of the fixing support 2 and is arranged on the thread groove 20, the threaded rod 19 is in threaded connection with the inner side wall of the thread groove 20, and the threaded rod 19 is provided with a rotating handle 18.

The jacking block 9 is of a spherical structure.

When the device is used, firstly, the sleeve 4 is arranged between the tightening blocks 9 on the fixed splint 7, the calibrating lens 3 to be measured is arranged on the sleeve 4, the electric telescopic rod 6 is started, the electric telescopic rod 6 drives the fixed splint 7 to rotate, further, the tightening blocks 9 are driven to tighten and fix the sleeve 4, the tightening blocks 9 extrude the connecting plate 12, the connecting plate 12 extrudes the sliding plate 10, the spring 13 is extruded, the sliding plate 10 is driven to restore by the self restoring force of the spring 13, the stability of the tightening blocks 9 is ensured, the rotating handle 18 is rotated to drive the threaded rod 19 to rotate, the distance of the fixed bracket 2 can be adjusted, the telescopic of the electric telescopic rod 6 is continuously adjusted until the cross wire of the calibrating lens 3 to be measured is superposed with the central point of the reticle 16, the calibrating lens is rotated by 180 degrees, the other conditions are not changed, the images of the two calibrating lenses are shot by the imaging camera 17, and the distance between the two points is found, and obtaining the offset to finish the calibration work.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a calibration device of boresight which characterized in that: the device comprises a base, a fixed support, a to-be-detected target correcting lens, a sleeve and an adjusting assembly, wherein the fixed support is arranged on the base, the adjusting assembly is arranged on the fixed support, the sleeve is arranged on the adjusting assembly, and the to-be-detected target correcting lens is arranged on the sleeve; the adjusting component comprises an electric telescopic rod, a fixed clamp plate, a movable sleeve, a jacking block, a sliding plate, a sliding groove, a connecting plate and a spring, the electric telescopic rod is arranged on the inner side wall of the fixed support, the fixed clamp plate is arranged on the electric telescopic rod, the fixed clamp plate is of a semicircular structure, the movable sleeve is arranged on the fixed clamp plate, the spring is arranged on the bottom wall of the movable sleeve, the sliding groove is arranged on the inner side wall of the movable sleeve, the sliding plate is arranged on the sliding groove, the connecting plate penetrates through the top wall of the movable sleeve and is arranged on the sliding plate, and the jacking block is arranged on the connecting plate.

2. The borescope calibration device of claim 1, wherein: the base is provided with a fine adjustment support, the fine adjustment support is provided with a collimating light pipe, a reticle is arranged in the collimating light pipe, and an imaging camera is arranged on the outer side wall of the reticle.

3. The borescope calibration device of claim 2, wherein: the base is provided with a thread groove, the thread groove is provided with a threaded rod, the threaded rod penetrates through the bottom wall of the fixing support and is arranged on the thread groove, the threaded rod is in threaded connection with the inner side wall of the thread groove, and the threaded rod is provided with a rotating handle.

4. A borescope calibration device according to claim 3, wherein: the jacking block is of a spherical structure.