TWI731711B - Light type fast measuring device - Google Patents

Abstract

A light-type rapid measurement device includes a light-type capturing mechanism and a light-type measuring mechanism. The light-type capturing mechanism has a focusing lens, a light receiving plate, and an image capturing unit; the light-type measuring mechanism has a receiving unit, a processing unit, an input unit, an output unit, a judgment unit, a measurement unit, a discrimination unit, and a detection unit , The receiving unit is connected to the image capturing unit. Thereby, the light type image of the lamp to be tested can be captured by the light type capturing mechanism, and the light type image of the lamp to be tested is received by the light type measuring mechanism and measured to determine whether the brightness of the lamp to be tested is illuminated qualified. When measuring the light image of the lamp under test, it is easy to operate and use, can be measured quickly, and has high accuracy.

Description

Light type fast measuring device

The present invention provides a light-type rapid measurement device, especially a light-type rapid measurement device that is easy to operate, can be quickly measured, and has high accuracy when measuring the light-type image of a lamp to be tested.

Generally, when measuring the brightness of a light-type image of a lamp, a plurality of sensors (or illuminance meters) are usually embedded on a measuring board, and then the light source is projected by the lamp to the measuring board in a reflective manner for measurement.

However, for the current reflective measurement, the measurement point is not on the optical axis, and the position of the sensor (or illuminance meter) cannot be adjusted arbitrarily after the sensor (or illuminance meter) is set, except for the high complexity of the measurement and the construction In addition to the high cost, there will be larger measurement errors.

Therefore, how to invent a light-type rapid measurement device to achieve the objectives of easy operation, quick measurement, and high accuracy when measuring the brightness of the light-type image of the lamp to be tested, will be the purpose of the present invention. Actively expose places.

In view of the shortcomings of the above-mentioned conventional technology, the inventor felt that it was not perfect, so he exhausted his mind to study and overcome it, and then developed a light-type rapid measurement device, hoping to measure the light-type image of the lamp under test When the brightness is used, it is easy to operate and use, can be measured quickly, and has high accuracy.

In order to achieve the above and other objectives, the present invention provides a light-type rapid measurement device, which includes: a light-type capture mechanism and a light-type measurement mechanism. The light-type capturing mechanism includes a focusing lens, a light receiving plate oppositely arranged on one side of the focusing lens, and an image capturing unit oppositely arranged on the other side of the light receiving plate to enable a lamp to be tested After the light type passes through the focusing lens and the light receiving plate, the image capturing unit captures the light type image of the lamp to be tested; the light type measuring mechanism includes a receiving unit connected to the image capturing unit , Connected to a processing unit of the receiving unit, connected to an input unit of the processing unit, connected to an output unit of the processing unit, connected to a judgment unit of the processing unit, connected to a measurement unit of the processing unit, connected to the quantity A judging unit of the test unit and a detection unit connected to the processing unit. The light-type measuring mechanism is used to receive the light-type image of the lamp to be tested and perform measurement to determine whether the brightness of the lamp to be tested is illuminated qualified.

In the above-mentioned light-type rapid measurement device, the focusing lens is a Fresnel lens or a concave lens.

In the above-mentioned light-type rapid measurement device, the light-receiving plate is an optical plate that can transmit light.

In the above-mentioned light-type rapid measurement device, the image capturing unit is a CCD camera.

In the above-mentioned light-type rapid measurement device, the receiving unit can receive the light-type image of the lamp under test captured by the image capturing unit.

In the above-mentioned optical rapid measurement device, the processing unit can be used as the operation and processing of the receiving unit, the input unit, the output unit, the judgment unit, the measurement unit, the judgment unit, and the detection unit .

In the above-mentioned light-type rapid measurement device, the input unit has a setting module and an adjustment module. The setting module can set the positions of a plurality of light points and at least one cut-off line of light and darkness, and the adjustment module can adjust a plurality of grids. The size of the line is the default value of the light type measurement input through the input unit.

In the above-mentioned light-type rapid measurement device, the output unit is a display screen, and the output unit can at least display the input information of the input unit, the light-type image of the lamp under test, and the light-type image measurement result.

In the above-mentioned light-type rapid measurement device, the determining unit is used to determine the position of the light-type captured by the image capturing unit.

In the above-mentioned light-type rapid measurement device, the measurement unit performs brightness measurement according to the light-type image position of the lamp to be tested, and uses the discrimination unit to determine whether the light-type position is qualified.

In the above-mentioned light-type rapid measurement device, the detection unit can detect the position of the light-type captured by the image capturing unit when the lamp under test is fixed.

Thereby, the light-type rapid measurement device of the present invention can capture the light-type image of the lamp to be tested by the light-type capturing mechanism, and the light-type image of the lamp to be tested is received by the light-type measuring mechanism and measured to Determine whether the brightness of the light type position irradiated by the lamp to be tested is qualified. When measuring the light image of the lamp under test, it is easy to operate and use, quick to measure, and high in accuracy.

1: Light type picking mechanism

11: Focusing lens

12: Light receiving plate

13: Image capture unit

2: Light type measuring mechanism

21: receiving unit

22: processing unit

23: Input unit

231: Setting module

232: adjustment module

24: output unit

25: Judgment unit

26: Measuring unit

27: Discrimination unit

28: Detection unit

3: Lamps to be tested

31: Light image

32: Illumination point

33: light and dark cut-off line

34: Grid

[Figure 1] is a schematic diagram of the appearance of a preferred embodiment of the present invention.

[Figure 2] is a block diagram of a preferred embodiment of the present invention.

[Fig. 3] is a schematic diagram of the use state of the preferred embodiment of the present invention.

[Fig. 4] is a schematic diagram of the light-type display state of the preferred embodiment of the present invention.

In order to fully understand the purpose, features, and effects of the present invention, the following specific embodiments are used in conjunction with the accompanying drawings to give a detailed description of the present invention. The description is as follows: Please refer to FIGS. 1 to 4. As shown in the figures, the present invention provides a light-type rapid measurement device, which includes a light-type capturing mechanism 1 and a light-type measuring mechanism 2.

The light-type capturing mechanism 1 includes a focusing lens 11, a light receiving plate 12 oppositely arranged on one side of the focusing lens 11, and an image capturing unit 13 oppositely arranged on the other side of the light receiving plate 12. After the light pattern of a lamp 3 under test passes through the focusing mirror 11 and the light receiving plate 12, the image capturing unit 13 captures the light pattern image 31 of the lamp 3 under test.

The optical measurement mechanism 2 includes a receiving unit 21 connected to the image capturing unit 13, a processing unit 22 connected to the receiving unit 21, an input unit 23 connected to the processing unit 22, and an input unit 23 connected to the processing unit 22. An output unit 24, a judgment unit 25 connected to the processing unit 22, a measurement unit 26 connected to the processing unit 22, a judgment unit 27 connected to the measurement unit 26, and a detection unit connected to the processing unit 22 Unit 28, the light type measuring mechanism 2 is used to receive the light type image 31 of the lamp 3 under test and perform measurement to determine whether the light type position irradiated by the lamp 3 under test is qualified.

The aforementioned receiving unit 21 can receive the light image 31 of the lamp 3 under test captured by the image capturing unit 13.

The above-mentioned processing unit 22 can be used as the operation and processing of the receiving unit 21, the input unit 23, the output unit 24, the judgment unit 25, the measurement unit 26, the judgment unit 27, and the detection unit 28 during operation. The processing unit 22 can be a central processing unit, an integrated circuit, a logic circuit or a chip.

The above-mentioned input unit 23 has a setting module 231 and an adjustment module 232. The setting module 231 can set the positions of a plurality of light spots 32 and at least one cut-off line 33, and the adjustment module 232 can adjust a plurality of grid lines 34 The size is based on the input unit 23 to input the default value of the light type measurement.

The aforementioned output unit 24 is a display screen, and the output unit 24 can at least display the input information of the input unit 23, the light image 31 of the lamp 3 under test, and the light image measurement result.

The above-mentioned determining unit 25 is used to determine the position of the light type captured by the image capturing unit 13.

The above-mentioned measuring unit 26 can measure the brightness according to the position of the light-shaped image 31 of the lamp 3 to be tested, and use the discrimination unit 27 to determine whether the brightness of the light-shaped position is qualified.

The aforementioned detecting unit 28 can detect the position of the light pattern captured by the image capturing unit 13 when the lamp 3 under test is fixed.

The invention can be applied to the production line of lamps (for example, car lamps or other lamps). When you want to measure the light type of the relevant lamps, you can set one or more lamps 3 to be tested in a movable type (the operator can adjust the height by themselves) or a fixed type (the operator cannot adjust the height in a fixed position). The focusing lens 11 is opposite to the other side (as shown in FIG. 3).

And before the measurement, the setting module 231 of the input unit 23 can set the positions of most light points 32 (ie, legal points or self-defined light points) and at least one light and dark cut-off line 33, and according to the light type irradiation distance The adjustment module 232 can adjust the size of most grid lines 34 (larger or smaller) so that the input unit 23 can input the preset value of the light type measurement, and the output unit 24 can be used for setting and adjustment. Output related setting and adjustment interface (as shown in Figure 4) for the operator to set and adjust. In addition, the setting module 231 and the adjustment module 232 can be used to set and adjust multiple sets of light-type measurement preset values according to the number of different lamps 3 to be tested.

After the above-mentioned erection and related settings and adjustments are completed, the lamp 3 to be tested can be activated to emit an illuminating light source, and after passing through the focusing lens 11 and the light receiving plate 12, the image capturing unit 13 captures the lamp to be tested. Measure the light pattern image 31 of the lamp 3, and the receiving unit 21 receives the light pattern of the lamp 3 to be tested The image 31 is output by the output unit 24. When the lamp 3 under test is movable, if the light image 31 of the lamp 3 under test is not aligned with the light point 32 and the cut-off line 33 set on the grid line 34, the height can be adjusted manually to make It corresponds to the positions of the light point 32 and the cut-off line 33 set on the grid line 34. When the light-type image 31 of the lamp 3 under test corresponds to the positions of the light point 32 and the cut-off line 33 set on the grid line 34, the light-type image 31 is calculated by the receiving unit 21 by the processing unit 22 and After processing the required information, let the processing unit 22 pass the information of the light image to the judging unit 25 so that the judging unit 25 judges the light type position of the light image 31 and waits for the light of the light image 31 After the type position is determined, the judging unit 25 sends a confirmation message to the processing unit 22, and the processing unit 22 sends the light-type image information to the measuring unit 26, so that the measuring unit 26 can be based on the to-be-measured The position of the light-shaped image 31 of the lamp 3 is measured for brightness, and the judging unit 27 determines whether the brightness of the light-shaped position is qualified, and the output unit 24 outputs a message of qualified or not. In this way, the light image 31 can be measured in a penetrating manner, and when the light image 31 of the movable lamp 3 to be tested is measured, it is easy to operate and use, can be measured quickly, and has high accuracy.

In addition, when the lamp 3 under test is of a fixed type, the receiving unit 21 receives the light image 31 captured by the image capturing unit 13, and the processing unit 22 calculates and processes the required information. , The detection unit 28 detects the light type position, and then the determination unit 25 determines the light type position of the light type image 31. After the light type position of the light type image 31 is determined, the determination unit 25 sends The confirmation message is sent to the processing unit 22, and then the processing unit 22 sends the light-type image information to the measuring unit 26, so that the measuring unit 26 can measure the brightness according to the position of the light-type image 31 of the lamp 3 under test And the judging unit 27 is used to determine whether the brightness of the light pattern position is qualified, and the output unit 24 outputs a qualified or not message. In this way, when measuring the light image 31 of the fixed lamp 3 under test, the purposes of easy operation and use, quick measurement and high accuracy can be achieved.

In a preferred embodiment of the present invention, the focusing lens 11 is a Fresnel lens or a concave lens. The light receiving plate 12 is an optical plate capable of transmitting light. The image capturing unit 13 is a CCD camera. In this way, the light source of the lamp 3 under test is focused by the focusing lens 11 and then projected on the light receiving plate 12, and the light image 31 of the lamp 3 under test is captured by the image capturing unit 13; With the cooperation of the focusing lens 11 and the light-receiving plate 12, the distance of 2 meters on the production line can be simulated as the distance of 12 meters in the laboratory, so as to achieve the effect of easy installation and use.

The present invention has been disclosed in a preferred embodiment above, but those skilled in the art should understand that the embodiment is only used to describe the present invention and should not be construed as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to this embodiment should be included in the scope of the present invention. Therefore, the protection scope of the present invention should be defined by the scope of the patent application.

1: Light type picking mechanism

11: Focusing lens

12: Light receiving plate

13: Image capture unit

2: Light type measuring mechanism

24: output unit

Claims (9)

A light-type rapid measurement device, comprising: a light-type capturing mechanism, which includes a focusing lens, a light receiving plate oppositely arranged on one side of the focusing lens, and a light receiving plate oppositely arranged on the other side of the light receiving plate An image capturing unit for allowing the light pattern of a lamp under test to pass through the focusing mirror and the light receiving plate, and then the image capturing unit captures the light pattern image of the lamp under test; and a light pattern measuring mechanism , Which includes a receiving unit connected to the image capturing unit, a processing unit connected to the receiving unit, an input unit connected to the processing unit, an output unit connected to the processing unit, and a judgment unit connected to the processing unit , Connected to a measurement unit of the processing unit, connected to a determination unit of the measurement unit, and connected to a detection unit of the processing unit, the light-type measuring mechanism is used to receive the light-type image of the lamp to be tested and Perform measurement to determine whether the brightness of the light-type position irradiated by the lamp under test is qualified. The input unit has a setting module and an adjustment module. The setting module can set most light points and at least one cut-off line The adjustment module can adjust the size of most grid lines to input the preset value of the light type measurement through the input unit, and the determination unit is used to determine the light type position captured by the image capturing unit. The light-type rapid measurement device according to claim 1, wherein the focusing lens is a Fresnel lens or a concave lens. The light-type rapid measurement device according to claim 1, wherein the light-receiving plate is a light-transmissive optical plate. The light-type rapid measurement device according to claim 1, wherein the image capturing unit is a CCD camera. The light-type rapid measurement device according to claim 1, wherein the receiving unit can receive the light-type image of the lamp under test captured by the image capturing unit. The optical rapid measurement device according to claim 1, wherein the processing unit can operate as the receiving unit, the input unit, the output unit, the judgment unit, the measurement unit, the discrimination unit, and the detection unit Operation and processing of time. The light-type rapid measurement device according to claim 1, wherein the output unit is a display screen, and the output unit can at least display the input information of the input unit, the light-type image of the lamp under test, and the light-type image measurement result. The light-type rapid measurement device according to claim 1, wherein the measurement unit performs brightness measurement according to the light-type image position of the lamp to be tested, and the judgment unit determines whether the light-type position is qualified. The light-type rapid measurement device according to claim 1, wherein the detection unit can detect the light-type position captured by the image capturing unit when the lamp under test is fixed.

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