CN214288908U

CN214288908U - Auxiliary device for light balance of light guide panel

Info

Publication number: CN214288908U
Application number: CN202022404482.0U
Authority: CN
Inventors: 韩子川
Original assignee: Feilang Tianjin Aviation Technology Co ltd
Current assignee: Feilang Tianjin Aviation Technology Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-09-28
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses an auxiliary device for leaded light panel light balance, including workstation, base, support frame, exhaust pipe, luminance meter frame, formation of image luminance meter, computer, display, leaded light panel, constant voltage power supply, the firm welding of base is in on the workstation, the support frame cover is in on the reference column of base, the exhaust pipe welding is in the base upper surface, the formation of image luminance meter is installed on the luminance meter frame, the formation of image luminance meter with the display with the computer is connected, constant voltage power supply with leaded light panel connects. Complex fixing, adjusting or calibrating operations are not needed, and the spray pen is convenient to be vertical to the light guide panel during paint spraying; the brightness distribution of the light guide panel is reflected in real time, and the light balance efficiency is improved; the paint mist can be sucked out and purified in time, and the health of operators is ensured; convenient dismantlement, change, simple structure, easy to maintain.

Description

Auxiliary device for light balance of light guide panel

Technical Field

The utility model relates to a light guide control panel's manufacturing field, concretely relates to an auxiliary device for light guide panel light balance.

Background

The light guide panel is used as the core part of the control panel assembly, is an illumination component of various equipment and systems on the airplane, mainly plays a role in providing indication illumination for various control devices, can integrate signal input and information display functions according to the functional requirements of the equipment system, and belongs to an important component unit of an airplane display control system.

In the production process of the light guide panel, the light balance process has the effect of adjusting a point light source or an uneven surface light source into an even surface light source. The specific implementation mode is that after the panel is electrified, the light source is lightened, and the paint is sprayed on the part with high brightness by the spray pen, so that the local brightness is reduced. Thereby the light guide panel emits uniform light with brightness meeting the requirement.

At present, the traditional light balance operation method is that after the light source of the light guide panel is lighted, the panel is directly placed on a horizontal workbench, white paint is sprayed on the part with high brightness, the brightness distribution is measured by adopting a point-by-point scanning method, and the paint spraying and the measurement are repeated until the brightness and the luminous uniformity of the light guide panel reach the required range. The disadvantage of this method is that the panel cannot be fixed at a certain angle because there are connectors and wires under the light guide panel, so that it cannot be guaranteed that the spray pen is perpendicular to the panel every time paint is sprayed; the point-by-point scanning method has low measurement efficiency and poor precision, and cannot accurately judge whether the whole panel emits light uniformly. And the gas vent of traditional spray booth is far away from the leaded light panel, can't in time suck away unnecessary coating cloud, can exert an influence to operative employee's healthy.

In order to ensure that an operator can conveniently observe and spray paint when executing light balance, and the direction of the paint spraying is perpendicular to the light guide panel, the light guide panel needs to be fixed on an inclined plane with a proper angle. In addition, the operator needs to monitor the brightness and the uniformity of light emission on the whole light guide panel in real time, so as to ensure the quality of the light balance process and make all parts of the panel emit light uniformly. Meanwhile, according to the regulations of GB6514-2008 "safety regulations for painting operation, safety of painting process and ventilation and purification of painting process", the spray booth should be provided with a mechanical ventilation and paint mist purification device. The exhaust system should be able to suck away the excess paint mist in time.

Therefore, the utility model discloses an auxiliary device has designed, uses mobilizable support frame dress on fixed installation rail, for the leaded light panel provides the support of a fixed angle, is favorable to the painter to control the pen-sprayer perpendicular with the leaded light panel. Secondly, in order to monitor the brightness and the luminous uniformity of the surface of the light guide panel, an imaging brightness meter is arranged above the panel, a lens of the imaging brightness meter is also opposite to the light guide panel, the imaging brightness meter transmits the brightness distribution condition of the surface of the light guide panel to a computer, and real-time feedback is provided through a display. In addition, in order to ensure the health of operators, an exhaust pipeline is arranged behind the support frame for fixing the light guide panel, and redundant paint mist is sucked away and purified.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide an auxiliary device for light balancing of a light guide panel.

According to the technical scheme provided by the embodiment of the application, the auxiliary device for light balance of the light guide panel comprises a workbench, a base, a support frame, an exhaust duct, a brightness meter frame, an imaging brightness meter, a computer, a display, the light guide panel and a stabilized voltage power supply, wherein the base is stably welded on the workbench, the support frame is sleeved on two mutually symmetrical positioning columns of the base through holes on metal lugs at two ends, an air inlet of the exhaust duct is vertically and aligned and welded on the upper surface of the base, the brightness meter frame is welded on the exhaust duct through a U-shaped frame, the imaging brightness meter is stably installed on the brightness meter frame through a screw, the computer and the display are placed on the workbench, the imaging brightness meter and the display are connected with the computer through cables, and the stabilized voltage power supply is positioned on the right side of the base, and is connected with the light guide panel through a connecting cable, and the light guide panel is positioned on the supporting frame.

The utility model discloses in, the base is the sheet metal construction of square groove form, by a bottom surface, control two pentagon sides and a rectangle back and constitute, the pentagon side is the plane of compriseing four right-angle sides and an hypotenuse, about two hypotenuses of two pentagon sides respectively have with the pentagon side is the right angle and outside lateral buckling's narrowband, it has a plurality of reference column to arrange in proper order on the narrowband, the reference column is at both ends be symmetric distribution on the narrowband.

The utility model discloses in, the support frame has a plurality of, for bar-shaped metallic structure, the both ends of support frame respectively have a metal auricle, the interval of support frame both ends metal auricle with the reference column interval of controlling both ends symmetry of each other on the base equals, it has the through-hole to open in the middle of the metal auricle.

The utility model discloses in, exhaust duct is vertical decurrent type of falling T metal sheet metal structure, and the bottom is the air intake, and the top is the air outlet, exhaust duct's air intake width with the last right-angle side of base side equals, length with the length at the rectangle back of base equals, install exhaust duct upper end the luminance rack, exhaust duct's air outlet inserts on the outdoor fan that sprays paint.

The utility model discloses in, it has the screw hole that is used for fixing to reserve on the formation of image luminance meter fuselage, is equipped with adjustable focal length's camera lens.

In the utility model, the screw on the brightness meter frame is adjusted to lead the lens of the imaging brightness meter to be vertical to the arrangement direction of the positioning columns on the base; and adjusting the focal length of the lens of the imaging brightness meter to be equal to the distance between the imaging brightness meter and the plane distributed by the support frame.

The utility model discloses in, the luminance rack is the metal sheet metal structure, has two mutually perpendicular levels and vertical long support, horizontal U type frame of horizontal long support other end welding, horizontal U type frame width with exhaust duct upper end width is the same, vertical long support length is adjustable and by two screw fixation, vertical long support lower extreme has the support through a screw fixed mounting, the support is used for adjusting the formation of image luminance meter angle.

The utility model discloses in, be equipped with in the computer the driver of formation of image luminance meter, and with the supporting software of formation of image luminance meter.

The utility model discloses in, constant voltage power supply provides the required power supply of light guide panel can show voltage value, and voltage stabilization does not have the drift. If the alternating current is adopted, the regulated power supply can display and adjust the frequency.

To sum up, the beneficial effect of this application: the position and the lens direction of the imaging brightness meter, the angle of the light guide panel and the vertical distance from the panel to the lens of the imaging brightness meter are fixed, so that an operator does not need complicated fixing, adjusting or calibrating operation when carrying out light balance on the light guide panel, and a spray pen is convenient to be vertical to the light guide panel when spraying paint; the display of the computer can reflect the brightness distribution of the light guide panel in real time, so that the light balance efficiency is improved; an air outlet and an air exhaust pipeline are arranged behind the light guide panel, so that paint mist can be sucked out and purified in time, and the health of an operator is guaranteed; the imaging brightness meter is fixed by screws, and is convenient to disassemble and replace; simple structure and easy maintenance.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of an auxiliary device for light balance of a light guide panel;

fig. 2 is an exploded view of the structure of an auxiliary device for light balance of a light guide panel.

Reference numbers in the figures: the device comprises a workbench-1, a base-2, a support frame-3, an exhaust duct-4, a brightness meter frame-5, an imaging brightness meter-6, a computer-7, a display-8, a light guide panel-9 and a stabilized voltage power supply-10.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1-2, an auxiliary device for light balance of a light guide panel comprises a workbench 1, a base 2, a support frame 3, an exhaust duct 4, a brightness meter frame 5, an imaging brightness meter 6, a computer 7, a display 8, a light guide panel 9 and a regulated power supply 10, wherein the base 2 is stably welded on the workbench 1, the support frame 3 is sleeved on two symmetrical positioning columns of the base 2 through holes on metal lugs at two ends, air inlets of the exhaust duct 4 are vertically aligned and welded on the upper surface of the base 2, the brightness meter frame 5 is welded on the exhaust duct 4 through a U-shaped frame, the imaging brightness meter 6 is stably installed on the brightness meter frame 5 through a screw, the computer 7 and the display 8 are placed on the workbench 1, the imaging brightness meter 6 and the display 8 are connected with the computer 7 through cables, the stabilized voltage power supply 10 is located on the right side of the base 2 and is connected with the light guide panel 9 through a connecting cable, and the light guide panel 9 is located on the support frame 3. Base 2 is square groove shaped's sheet metal construction, by a bottom surface, control two pentagon sides and a rectangle back and constitute, the pentagon side is the plane of compriseing four right-angle sides and an hypotenuse, control two hypotenuses of two pentagon sides on have respectively with the pentagon side is the right angle and outside narrow band of buckling, it has a plurality of reference column to arrange in proper order on the narrow band, the reference column is at both ends be symmetric distribution on the narrow band. The supporting frame 3 is provided with a plurality of rod-shaped metal structures, two ends of the supporting frame 3 are respectively provided with a metal lug, the distance between the metal lugs at the two ends of the supporting frame 3 is equal to the distance between the positioning columns which are symmetrical with each other at the left end and the right end of the base 2, and a through hole is formed in the middle of each metal lug. Exhaust duct 4 is vertical decurrent type of falling T metal sheet metal structure, and the bottom is the air intake, and the top is the air outlet, exhaust duct 4's air intake width with the last right angle limit of 2 sides of base equals, length with the length at the rectangle back of base 2 equals, install exhaust duct 4 upper end luminance meter rack 5. A screw hole for fixing is reserved on the body of the imaging brightness meter 6, and a lens with an adjustable focal length is equipped. Luminance meter rack 5 is the metal sheet metal structure, has two mutually perpendicular's level and vertical long support, horizontal U type frame of horizontal long support other end welding, horizontal U type frame width with exhaust duct 4 upper end width is the same, vertical long support length is adjustable and by two screw fixation, vertical long support lower extreme has the support through a screw fixed mounting. The computer 7 is provided with a driving program of the imaging luminance meter 6 and software which is matched with the imaging luminance meter 6.

When an operator performs a light balance process, with the aid of an auxiliary device for light balance of the light guide panel, the light balance is completed in the following steps:

firstly, the air exhaust pipeline 4 is ensured to be unobstructed, and an air exhaust fan is opened. The base 2 is painted with a paint spray pen without the light guide panel 9, ensuring that the paint mist can be completely sucked away by the exhaust duct 4 in time.

Secondly, the computer 7 is started, the matched software of the imaging brightness meter 6 is opened, and the imaging brightness meter 6 enters a working state.

And thirdly, turning on the stabilized voltage power supply 10, and adjusting each knob to a voltage value required by the light balance process.

And fourthly, connecting the connector male head of the light guide panel 9 with the connector female head connected with the stabilized voltage power supply 10 to ensure that all lamps on the light guide panel 9 are lightened, arranging the light guide panel 9 on the support frame 3, clamping the connector on the support frame 3 at the uppermost end and avoiding the light guide panel 9 from sliding off.

And fifthly, the surface brightness of the light guide panel 9 can be seen to be higher than the required brightness in the observation window of the display 8, and the light emission distribution is not uniform.

Sixthly, in a darkroom environment, by means of the panel brightness distribution condition displayed in the observation window of the display 8 in real time, spraying paint to the part with higher brightness on the light guide panel 9 by using a spray pen. Meanwhile, because the light guide panel 9 is fixed on an inclined plane, the paint spraying direction can be perpendicular to the light guide panel 9 only by controlling the spray pen to spray paint downwards towards a certain angle.

Seventhly, until the brightness of the light guide panel 9 is seen to meet the requirement in the observation window of the display 8, polishing the surface of the light guide panel 9 after drying, checking under the imaging brightness meter 6, and repeating for many times until the brightness and the light emitting uniformity of the light guide panel 9 reach the required range. The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the invention according to the present application is not limited to the technical solutions in which the above-described technical features are combined in a specific manner, and also covers other technical solutions in which the above-described technical features or their equivalent are combined arbitrarily without departing from the inventive concept described above. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The utility model provides an auxiliary device for leaded light panel light balance, includes workstation (1), base (2), support frame (3), exhaust pipe (4), luminance meter rack (5), formation of image luminance meter (6), computer (7), display (8), leaded light panel (9), constant voltage power supply (10), characterized by: the base (2) is stably welded on the workbench (1), the support frame (3) is sleeved on two positioning columns which are mutually symmetrical on the base (2) through holes on metal lug plates at two ends, the air inlet of the exhaust pipeline (4) is vertically aligned and welded on the upper surface of the base (2), the brightness meter frame (5) is welded on the exhaust pipeline (4) through a U-shaped frame, the imaging brightness meter (6) is stably installed on the brightness meter frame (5) through a screw, the computer (7) and the display (8) are placed on the workbench (1), the imaging brightness meter (6) and the display (8) are connected with the computer (7) through cables, the stabilized voltage power supply (10) is positioned at the right side of the base (2) and is connected with the light guide panel (9) through a connecting cable, the light guide panel (9) is positioned on the support frame (3).

2. An auxiliary device for light balance of a light guide panel as defined in claim 1, wherein: base (2) are square groove shaped's sheet metal construction, by a bottom surface, control two pentagon sides and a rectangle back and constitute, the pentagon side is the plane of compriseing four right-angle sides and an hypotenuse, control two hypotenuses of two pentagon sides on have respectively with the pentagon side is the right angle and outside lateral buckling's narrowband, it has a plurality of reference column to arrange in proper order on the narrowband, the reference column is at both ends be symmetric distribution on the narrowband.

3. An auxiliary device for light balance of a light guide panel as defined in claim 1, wherein: the supporting frame (3) is provided with a plurality of rod-shaped metal structures, two ends of the supporting frame (3) are respectively provided with a metal lug, the distance between the metal lugs at the two ends of the supporting frame (3) is equal to the distance between the positioning columns which are symmetrical with each other at the left end and the right end of the base (2), and a through hole is formed in the middle of each metal lug.

4. An auxiliary device for light balance of a light guide panel as defined in claim 1, wherein: exhaust duct (4) are vertical decurrent type of falling T metal sheet metal structure, and the bottom is the air intake, and the top is the air outlet, the air intake width of exhaust duct (4) with the last right angle limit of base (2) side equals, length with the length at the rectangle back of base (2) equals, install exhaust duct (4) upper end luminance meter rack (5).

5. An auxiliary device for light balance of a light guide panel as defined in claim 1, wherein: a screw hole for fixing is reserved in the body of the imaging brightness meter (6), and a lens with an adjustable focal length is equipped.

6. An auxiliary device for light balance of a light guide panel as defined in claim 1, wherein: luminance meter frame (5) are metal sheet metal construction, have two mutually perpendicular's level and vertical long support, horizontal U type frame of horizontal long support other end welding, horizontal U type frame width with exhaust duct (4) upper end width is the same, vertical long support adjustable in length is and by two screw fixation, vertical long support lower extreme has the support through a screw fixed mounting.