CN212458650U

CN212458650U - Luminance meter calibration device

Info

Publication number: CN212458650U
Application number: CN202021043544.3U
Authority: CN
Inventors: 周知贵
Original assignee: Kunshan Eternal Norm Technology Service Inc
Current assignee: Kunshan Eternal Norm Technology Service Inc
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-02-02
Anticipated expiration: 2030-06-09

Abstract

The utility model provides a luminance meter calibration device, including the frame, be located the slide rail in the frame, be equipped with shading cloth in the frame, be equipped with slip table and light screen on the slide rail, the slip table includes the support plate that stretches across in the frame, be equipped with the spout on the support plate, be equipped with the block mouth in the spout, block in the block mouth has the carrier frame, the support plate both ends are fixedly connected with the push cylinder respectively, push cylinder output end with the carrier frame is connected, and promote the carrier frame along the spout slides; the spout lower part is equipped with the scale to be connected with the support frame, be equipped with the CCD camera on the support frame, the CCD camera is aimed at the spout center, and this device sets up the support plate in the frame to the support plate can be to the central point adjustment of putting, and once the installation can detect two sets of luminance meters, raises the efficiency, and when different luminance meters detected, can adjust the position through cylinder cooperation CCD camera, and is efficient, the simple operation.

Description

Luminance meter calibration device

Technical Field

The utility model relates to a test equipment field especially relates to luminance meter calibration equipment.

Background

The luminance meter is a metering instrument for measuring light and color, and mainly adopts a pair of spaced light holes to receive the luminous flux of a fixed solid angle and a fixed light projection area, and the value does not change with the distance of an object as long as the surface area of the object is large enough. The luminance meter needs regularly to calibrate, detects its degree of accuracy, like patent publication number is among the prior art: CN 207317933U's utility model discloses a luminance meter calibrating device, its mode through the hold-in range is adjusted the distance of luminance meter and light source that awaits measuring, calibrate the detection again, but position adjustment is not accurate enough, just like a luminometer detection calibrating device that patent bulletin number is CN207991689U again, it is also similar that it discloses, but set up more adjusting device, can guarantee the precision, but because need adjust the article that awaits measuring during the calibration, so when retesting a product at every turn, need constantly dismouting counterpoint, low efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a luminance meter calibration device, including the frame, be located the slide rail in the frame, be equipped with shading cloth in the frame, be equipped with slip table and light screen on the slide rail, the slip table includes the support plate that stretches across in the frame, be equipped with the spout on the support plate, be equipped with the block mouth in the spout, the block mouth internal block has the carrier frame, the support plate both ends are fixedly connected with the push cylinder respectively, push cylinder output end with the carrier frame is connected, and promote the carrier frame along the spout slides; the lower part of the sliding groove is provided with a scale and is connected with a support frame, the support frame is provided with a CCD camera, and the CCD camera is aligned to the center of the sliding groove.

Preferably, be equipped with the support disc on the carrier, be equipped with the cross fluting in the support disc, be equipped with the slider in the cross fluting, the support disc side is equipped with the fine setting screw, the fine setting screw press in on the slider, be equipped with the support column between the slider, be equipped with the sucking disc on the support column.

Preferably, the slide rail comprises two parallel round rods, a C-shaped clamping block is arranged at the lower part of the carrier plate, and the C-shaped clamping block is clamped on the round rods.

Preferably, two L-shaped clamping feet are arranged at the lower part of the carrier frame.

The utility model provides a luminance meter calibration equipment has following beneficial effect: this device sets up the support plate in the frame to the support plate can be to central point adjusting, and once the installation can detect two sets of luminance meters, raises the efficiency, and when different luminance meters detected, can adjust the position through cylinder cooperation ccd camera, and is efficient, the simple operation.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic side view of the present invention;

fig. 2 is a side sectional view of the present invention;

fig. 3 is a top view of the slide table of the present invention;

fig. 4 is a top view of the support disk of the present invention;

FIG. 5 is a schematic view of the connection between the carrier and the L-shaped clip of the present invention;

wherein, 1, a frame; 2. a slide rail; 3. a sliding table; 4. a visor; 5. a carrier plate; 6. a chute; 7. a carrier; 8. a push cylinder; 9. a support frame; 10. a CCD camera; 11. a clamping opening; 12. a support disc; 13. a cross-shaped slot is formed; 14. a slider; 15. a support pillar; 16. a round bar; 17. a C-shaped clamping block; 18. l-shaped clamping feet.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-5, the utility model provides a luminance meter calibration device, which comprises a frame 1 and a slide rail 2 disposed on the frame 1, wherein a shading cloth is disposed on the frame 1, the shading cloth is used for keeping the whole detection dark space and reducing the interference of external light source, a sliding table 3 and a shading plate 4 are disposed on the slide rail 2, a round hole is disposed on the shading plate 4 for determining a certain light source area, the sliding table 3 comprises a support plate 5 spanned on the frame 1, a sliding groove 6 is disposed on the support plate 5, a clamping opening 11 is disposed in the sliding groove 6, a carrier frame 7 is clamped in the clamping opening 11, two L-shaped clamping legs 18 are disposed at the lower portion of the carrier frame 7, the L-shaped clamping legs are clamped in the clamping opening 11 at the inner side of the sliding groove 6 and can slide along the sliding groove 6, two ends of the support plate 5 are respectively and fixedly connected with a pushing cylinder 8, the output end of the pushing, and pushes the carrier 7 to slide along the chute 6; 6 lower parts of spout are equipped with the scale to be connected with support frame 9, be equipped with CCD camera 10 on the support frame 9, CCD camera 10 is aimed at 6 centers of spout, the scale of 6 lower parts of spout can be shot to CCD camera 10, when carrier 7 promoted the scale position that corresponds, can carry out opening of cylinder according to the opening of demonstration figure on image data display and the computer through CCD camera 10, the manual work, and the principle that CCD camera 10 acquireed the image is prior art, and its principle this application is no longer repeated.

During the use, install respectively on carrier 7 with two luminance meters that await measuring, and set up the light source at the tip, the light source passes through light screen 4 and projects on waiting to detect the luminance meter, read the data of luminance meter and compare whether unanimous with the light source in city, with the degree of accuracy of judging the luminance meter, before not detecting, promote to the intermediate position through the cylinder, carry out the installation of counterpointing, all set up the back with two luminance meters, detect, after first luminance meter detects finishing, pull back to carrier plate 5 one section through the cylinder shrink that corresponds, and promote another luminance meter to the intermediate position through the cylinder of opposite side, promote the in-process, also obtain the positional information of following carrier 7 and scale through CCD camera 10, in order to judge whether to target in place. Through the mode, the process of one-time dismounting is reduced, the detection complexity can be reduced, and the detection efficiency is improved.

In addition, it should be noted that, be equipped with support disc 12 on the carrier 7, be equipped with cross fluting 13 in the support disc 12, be equipped with slider 14 in the cross fluting 13, support disc 12 side is equipped with the fine setting screw, the fine setting screw press in on the slider 14, be equipped with support column 15 between the slider 14, be equipped with the sucking disc on the support column 15, the luminance meter can be placed on the sucking disc, and is fixed through the sucking disc, through the fine position of fine setting screw adjustment front and back left and right sides, the fine setting screw can promote the position of slider 14 to promote the position of support column 15 in the middle of, when meetting the luminance timing that is not suitable for the sucking disc is fixed, can cancel support column 15, place the luminance meter between the slider 14 between, through adjusting.

In addition, the slide rail 2 comprises two parallel round rods 16, a C-shaped fixture block 17 is arranged at the lower part of the support plate 5, the C-shaped fixture block 17 is clamped on the round rods 16, and the support plate 5 of the device can be adjusted along the slide rail 2 to adjust the distance between the light source, the light screen 4 and the luminance meter to be measured.

Various modifications to the embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A luminance meter calibration device comprises a rack and a slide rail positioned on the rack, wherein shading cloth is arranged on the rack, and a sliding table and a shading plate are arranged on the slide rail; the lower part of the sliding groove is provided with a scale and is connected with a support frame, the support frame is provided with a CCD camera, and the CCD camera is aligned to the center of the sliding groove.

2. The luminance meter verifying device as claimed in claim 1, wherein a supporting disc is arranged on the carrier, a cross-shaped slot is arranged in the supporting disc, a sliding block is arranged in the cross-shaped slot, a fine adjustment screw is arranged on a side edge of the supporting disc, the fine adjustment screw presses on the sliding block, a supporting column is arranged between the sliding blocks, and a sucking disc is arranged on the supporting column.

3. The luminance meter calibration device according to claim 1, wherein the slide rail comprises two parallel round rods, a C-shaped fixture block is arranged at a lower portion of the carrier plate, and the C-shaped fixture block is clamped on the round rods.

4. The luminance meter verification device according to claim 1, wherein the carrier lower portion is provided with two L-shaped catches.