Detection and adjustment tool for optical lens

Abstract

The utility model relates to the technical field of optical lenses, in particular to an optical lens detection and adjustment tool which comprises a base and a detection assembly, the detection assembly is arranged at the upper end of the base and comprises a supporting rod, a movable rod and a detection probe, and a positioning assembly and an adjustment assembly are arranged on the outer side of the supporting rod. According to the utility model, the positioning assembly and the limiting assembly are matched for use, the size can be measured by pushing the sliding block to move towards the outer side while placing, the eccentric reference of optical lens installation and adjustment is rapidly adjusted by measuring the size of the optical lens, and the device has the advantages of fast installation and adjustment speed, high precision, simple operation and the like; the optical lens fixing and taking device can be widely applied to installation and adjustment of various optical lenses, according to the adjusting assembly, a first rotary knob is rotated to drive a movable plate to move and adjust on the Z axis through a rack, a second rotary knob is rotated to drive a containing table to adjust on the X axis, and the structure is simple.

Description

Technical Field

[0001] The utility model relates to the technical field of optical lenses, in particular to a tooling for detecting and adjusting optical lenses. Background Art

[0002] Optical lenses (convex lenses or concave lenses) are usually used in precision optical instruments. For this purpose, the optical center (optical center) of the optical lens needs to be adjusted to the center of the annular fixing frame used to fix the optical lens, so as to facilitate the subsequent installation of the optical lens.

[0003] After searching, the patent application number is (202121976659.2), which discloses "an optical lens detection device", which solves the problem that the focal length of the lens needs to be detected after production. The existing detection method is to test the curvature of the lens, but this measurement method cannot be continuous;

[0004] However, the above device has the following problems: for the tilt and eccentric installation reference of the optical lens, the calibration needs to be adjusted repeatedly, the whole calibration and adjustment process takes a long time, and the installation efficiency is low; the calibration method can only check the overall situation of the optical lens installation reference surface, and cannot reflect all the details of the entire optical installation reference, and there is a certain precision error. For this reason, we proposed a tooling for optical lens detection and adjustment to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a tooling for detecting and adjusting an optical lens, so as to solve the problems raised in the above-mentioned background technology that the calibration of the tilt and eccentric installation benchmark of the optical lens needs to be repeatedly adjusted, the whole calibration and adjustment process takes a long time, and the installation and adjustment efficiency is low.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tooling for detecting and adjusting an optical lens, comprising a base and a detection component, wherein a detection component is arranged at the upper end of the base, wherein the detection component comprises a support rod, a movable rod and a detection probe, wherein a positioning component and an adjustment component are arranged at the outer side of the support rod, wherein the positioning component comprises a placing table, a slide groove, a slider, a first spring and a limit block, wherein a placing table is arranged at the outer side of the support rod, wherein a slide groove is arranged inside the placing table, wherein a slider is arranged inside the slide groove, wherein a first spring is arranged at the outer side of the slider, wherein a limit block is arranged at the inner side of the slider, and wherein a limit component is arranged inside the slider.

[0007] Preferably, the adjustment assembly includes a connecting plate, a first knob, a movable plate, a rack, a second knob and a gear, the outer side of the support rod is fixedly connected to the connecting plate, the movable plate is movably connected inside the connecting plate, the right side of the connecting plate is rotatably connected to the first knob, the movable plate is movably connected to a placement table, the front end of the movable plate is rotatably connected to the second knob, the inner ends of the first and second knobs are fixedly connected to the gear, the upper side of the gear is movably connected to the rack, and the front and rear sides of the lower end of the placement table and the left and right sides of the lower end of the movable plate are fixedly connected to the rack.

[0008] Preferably, four groups of slide grooves are symmetrically opened in the placing table, and a slider is movably connected in the slide groove. Two groups of first springs are arranged on the outside of the slider, and the two ends of the first springs are respectively against the slider and the inner wall of the slide groove, and the inner side of the slider is movably connected to a limiting block.

[0009] Preferably, the limiting assembly includes a movable groove, a movable block, a second spring and a connecting block. The sliding block is provided with a movable groove, and the movable block is movably connected to the movable groove. A second spring is provided on the upper side of the movable block, and the two ends of the second spring are respectively abutted against the movable groove and the movable block. The movable block is T-shaped, and the outer end of the movable block is rotatably connected to the limiting block through a connecting block.

[0010] Preferably, a support assembly is provided at the bottom of the base, and the support assembly includes a fixed block, a threaded rod and a gasket. Four groups of fixed blocks are fixedly connected to the four corners of the bottom of the base. The fixed block is threadedly connected to a threaded rod. The lower end of the threaded rod is fixedly connected to a gasket, and the gasket is made of rubber.

[0011] Preferably, a support rod is fixedly connected to the rear end of the base, a movable rod is movably connected inside the support rod, and a detection probe is fixedly connected to the end of the movable rod.

[0012] Preferably, the inner upper end of the slider is arc-shaped and is provided with a connecting groove adapted to the connecting block, and scale lines are provided on the surface of the placement table on both sides of the slider.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model uses a positioning component and a limit block in coordination, and can measure the size by placing and pushing the slider to move outward at the same time. By measuring the size of the optical lens, the eccentric reference of the optical lens adjustment can be quickly adjusted. It has the advantages of fast adjustment speed, high precision, and simple operation. In addition, the optical lens can be quickly fixed and taken out through the coordination of the second spring and the limit block, and can be widely used in the adjustment of various optical lenses.

[0015] 2. The utility model uses an adjustment component, which is to rotate the first knob to drive the movable plate through the rack to perform movement adjustment on the Z axis, and rotate the second knob to drive the placement table to perform adjustment on the X axis. The structure is simple; the optical lens to be tested is placed in the limit block, and the relative position of the adjustment ring and the base in the center direction of the accommodating hole is adjusted to adjust the focal length of the imaging component until the imaging component is clear, so that the optical lens can be tested, and the operation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a schematic side view of the structure of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the positioning component of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the limit assembly of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the adjustment component of the utility model.

[0022] In the figure: 1. base; 2. detection component; 201. support rod; 202. movable rod; 203. detection probe; 3. positioning component; 301. placement table; 302. slide groove; 303. slider; 304. first spring; 305. limit block; 4. limit component; 401. movable groove; 402. movable block; 403. second spring; 404. connecting block; 5. adjustment component; 501. connecting plate; 502. first knob; 503. movable plate; 504. rack; 505. second knob; 506. gear; 6. support component; 601. fixed block; 602. threaded rod; 603. gasket. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 , the utility model provides an embodiment: an optical lens detection and adjustment tooling, including a base 1 and a detection component 2, the upper end of the base 1 is provided with the detection component 2, the detection component 2 includes a support rod 201, a movable rod 202 and a detection probe 203, the outer side of the support rod 201 is provided with a positioning component 3 and an adjustment component 5, the positioning component 3 includes a placement table 301, a slide groove 302, a slider 303, a first spring 304 and a limit block 305, the outer side of the support rod 201 is provided with a placement table 301, a slide groove 302 is provided in the placement table 301, a slider 303 is provided in the slide groove 302, a first spring 304 is provided on the outer side of the slider 303, a limit block 305 is provided on the inner side of the slider 303, and a limit component 4 is provided in the slider 303;

[0025] The device solves the problem of the tilt and eccentric installation reference of the optical lens, the calibration needs to be adjusted repeatedly, the whole calibration and adjustment process takes a long time, and the installation and adjustment efficiency is low by setting the positioning component 3 and the adjustment component 5.

[0026] Furthermore, the adjustment assembly 5 includes a connecting plate 501, a first knob 502, a movable plate 503, a rack 504, a second knob 505 and a gear 506. The connecting plate 501 is fixedly connected to the outer side of the support rod 201, the movable plate 503 is movably connected inside the connecting plate 501, the first knob 502 is rotatably connected to the right side of the connecting plate 501, the placing table 301 is movably connected inside the movable plate 503, the front end of the movable plate 503 is rotatably connected to the second knob 505, the inner ends of the first knob 502 and the second knob 505 are fixedly connected to the gear 506, the upper side of the gear 506 is movably connected to the rack 504, the front and rear sides of the lower end of the placing table 301 and the left and right sides of the lower end of the movable plate 503 are fixedly connected to the rack 504, the gear 506 and the rack 504 are meshed with each other, and positioning holes are provided at the center of the placing table 301, the movable plate 503 and the connecting plate 501. Figure 5 As shown, the structure is used to rotate the first knob 502 to drive the movable plate 503 to perform movement adjustment on the Z axis through the rack 504, and rotate the second knob 505 to drive the placement table 301 to perform adjustment on the X axis, so as to facilitate adjustment and calibration.

[0027] Furthermore, four groups of slide grooves 302 are symmetrically provided in the placement platform 301, and a slider 303 is movably connected in the slide groove 302. Two groups of first springs 304 are provided on the outside of the slider 303. The two ends of the first spring 304 are respectively against the slider 303 and the inner wall of the slide groove 302. The inner side of the slider 303 is movably connected to a limit block 305. Figure 3 As shown, this structure is used to push the slider 303 to move outward when placing the optical lens. The user can measure the size of the optical lens by moving the scale lines on both sides of the slider 303 after it stabilizes, which is convenient for aligning the cross cursor and facilitating calibration.

[0028] Furthermore, the limit assembly 4 includes a movable groove 401, a movable block 402, a second spring 403 and a connecting block 404. The movable groove 401 is provided in the slider 303, and the movable block 402 is movably connected in the movable groove 401. The second spring 403 is provided on the upper side of the movable block 402. The two ends of the second spring 403 are respectively against the movable groove 401 and the movable block 402. The movable block 402 is T-shaped, and the outer end of the movable block 402 is rotatably connected to the limit block 305 through the connecting block 404. Figure 4 As shown, the structure is used to fix the optical lens by moving it downward, and then the optical lens is limited by the second spring 403 and the limit block 305 to prevent it from being disengaged, thereby enhancing the stability of the device fixation.

[0029] Furthermore, a support assembly 6 is provided at the bottom of the base 1, and the support assembly 6 includes a fixed block 601, a threaded rod 602 and a gasket 603. Four groups of fixed blocks 601 are fixedly connected at the four corners of the bottom of the base 1. The fixed block 601 is internally threaded with a threaded rod 602. The lower end of the threaded rod 602 is fixedly connected with a gasket 603, and the gasket 603 is made of rubber. Figure 2 As shown, the structure is used to be threadedly connected to the fixing block 601 through the threaded rod 602, so as to be suitable for use in environments with different planes, and the friction with the ground is increased through the bottom gasket 603, so that displacement is not likely to occur.

[0030] Furthermore, the rear end of the base 1 is fixedly connected to a support rod 201, a movable rod 202 is movably connected inside the support rod 201, a detection probe 203 is fixedly connected to the end of the movable rod 202, a projection lamp is arranged inside the detection probe 203, and the projection lamp emits a cross alignment mark, a positioning lamp tube is fixedly installed on the surface of the base 1, an adjustment ring is threadedly connected to the surface of the positioning lamp tube, a receiving hole is opened in the adjusting ring, and the center of the receiving hole is a cross. Figure 2As shown, the structure is used to adjust the distance between the detection probe 203 and the placement table 301 by adjusting the movable rod 202, so as to facilitate the relative position of the center direction. After alignment, the adjustment ring can be removed, and the focal length of the imaging element can be adjusted by positioning the downlight until the imaging element has a clear picture, that is, the optical lens can be detected, and the operation is convenient.

[0031] Furthermore, the inner upper end of the slider 303 is arc-shaped and has a connection groove adapted to the connection block 404. The two sides of the slider 303 are provided with scale lines on the surface of the placement platform 301. Figure 4 As shown, the structure is used in conjunction with the slider 303 and the limit block 305. When the limit block 305 moves downward, it fits with the slider 303. After the detection is completed, when taking it out, it is only necessary to move the optical lens upward to drive the limit block 305 to move the movable block 402 upward through the connecting block 404. When it reaches the top, the limit block 305 is rotated through the arc groove at the upper end, which facilitates the removal of the optical lens.

[0032] Working principle: When used, Figure 3 and Figure 4 As shown, when placing the optical lens, align the optical lens with the center position and move it downward to push the slider 303 to move outward, so that the first spring 304 is squeezed and deformed. When it moves to the lower end of the limit block 305, the optical lens is limited by the rebound action of the first spring 304 and the second spring 403. The user measures the size of the optical lens through the scale lines on both sides of the stabilized slider 303, determines the center position of the optical lens according to the size, and adjusts it through the positioning lamp tube on the surface of the base 1 and the projection lamp in the detection probe 203, as shown in FIG. Figure 5 As shown, turning the first knob 502 drives the movable plate 503 to move and adjust on the Z axis through the rack 504, and turning the second knob 505 drives the placement table 301 to adjust on the X axis so that the cross cursors overlap, and the focal length of the imaging component is adjusted by positioning the tube light until the imaging component is clear. The detection is carried out through the detection probe 203. After the detection is completed, when taking it out, it is only necessary to move the optical lens upward, drive the limit block 305 to move the movable block 402 upward through the connecting block 404, and when reaching the top, the limit block 305 is rotated through the arc groove at the upper end, so as to facilitate the removal of the optical lens. The above is the entire working principle of the utility model.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A tool for detecting and adjusting an optical lens, comprising a base (1) and a detection component (2), characterized in that: A detection assembly (2) is arranged at the upper end of the base (1), the detection assembly (2) comprising a support rod (201), a movable rod (202) and a detection probe (203), and a positioning assembly (3) and an adjustment assembly (5) are arranged on the outer side of the support rod (201). The positioning assembly (3) comprises a placing platform (301), a sliding groove (302), a slider (303), a first spring (304) and a limiting block (305); the placing platform (301) is arranged on the outer side of the support rod (201); the sliding groove (302) is arranged inside the placing platform (301); the slider (303) is arranged inside the sliding groove (302); the first spring (304) is arranged on the outer side of the slider (303); the limiting block (305) is arranged on the inner side of the slider (303); and the limiting assembly (4) is arranged inside the slider (303).

2. The tooling for optical lens detection and adjustment according to claim 1, characterized in that: The adjustment assembly (5) comprises a connecting plate (501), a first knob (502), a movable plate (503), a rack (504), a second knob (505) and a gear (506); the outer side of the support rod (201) is fixedly connected to the connecting plate (501); the movable plate (503) is movably connected inside the connecting plate (501); the right side of the connecting plate (501) is rotatably connected to the first knob (502); the movable plate (503) is movably connected to a placing platform (301); the front end of the movable plate (503) is rotatably connected to the second knob (505); the inner ends of the first knob (502) and the second knob (505) are fixedly connected to the gear (506); the upper side of the gear (506) is movably connected to the rack (504); the front and rear sides of the lower end of the placing platform (301) and the left and right sides of the lower end of the movable plate (503) are fixedly connected to the rack (504).

3. The tooling for optical lens detection and adjustment according to claim 1, characterized in that: Four groups of slide grooves (302) are symmetrically provided in the placing platform (301) in front, back, left and right directions. A slider (303) is movably connected in the slide groove (302). Two groups of first springs (304) are provided on the outer side of the slider (303). The two ends of the first spring (304) are respectively abutted against the inner wall of the slider (303) and the slide groove (302). The inner side of the slider (303) is movably connected to a limiting block (305).

4. The tooling for optical lens detection and adjustment according to claim 1, characterized in that: The limiting assembly (4) comprises a movable groove (401), a movable block (402), a second spring (403) and a connecting block (404); the movable groove (401) is provided in the sliding block (303); the movable block (402) is movably connected in the movable groove (401); a second spring (403) is provided on the upper side of the movable block (402); two ends of the second spring (403) are respectively abutted against the movable groove (401) and the movable block (402); the movable block (402) is T-shaped; the outer end of the movable block (402) is rotatably connected to the limiting block (305) via the connecting block (404).

5. The tooling for optical lens detection and adjustment according to claim 1, characterized in that: A support assembly (6) is provided at the bottom of the base (1), and the support assembly (6) comprises a fixed block (601), a threaded rod (602) and a gasket (603). Four groups of fixed blocks (601) are fixedly connected at the four corners of the bottom of the base (1). The fixed blocks (601) are internally threadedly connected to the threaded rod (602). The lower end of the threaded rod (602) is fixedly connected to the gasket (603), and the gasket (603) is made of rubber.

6. The tooling for optical lens detection and adjustment according to claim 1, characterized in that: The rear end of the base (1) is fixedly connected to a support rod (201), a movable rod (202) is movably connected inside the support rod (201), and a detection probe (203) is fixedly connected to the end of the movable rod (202).

7. The tooling for optical lens detection and adjustment according to claim 1, characterized in that: The inner upper end of the slider (303) is arc-shaped and is provided with a connection groove adapted to the connection block (404). Scale lines are provided on the surface of the placement platform (301) on both sides of the slider (303).

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