CN213600003U

CN213600003U - Panel light diffusion plate surface flatness detection tool

Info

Publication number: CN213600003U
Application number: CN202023075904.0U
Authority: CN
Inventors: 金红; 邵奎贤; 杨庆祥; 周礼华
Original assignee: Shenzhen MTC Co Ltd
Current assignee: Shenzhen MTC Co Ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-07-02
Anticipated expiration: 2030-12-18

Abstract

The utility model provides a panel light diffusion plate surface roughness detection tool relates to lamps and lanterns and detects technical field, including support and the anchor clamps that are used for centre gripping workpiece to be measured of setting on the support, be provided with the guide rail on the support, it is connected with the slider to slide on the guide rail, be provided with the limit for height board on the slider and heighten the piece, the height of limit for height board is adjusted through heightening the piece, the top edge of limit for height board levels and is on a parallel with support table surface. The utility model provides a panel light diffuser plate surface smoothness detection tool can effectively detect the surface smoothness of panel light diffuser plate, makes the product accord with the customer requirement to equipment is simple, and is with low costs, and detection efficiency is high. The equipment is simple to operate and easy to detect products. Aiming at different requirements of different customers on the surface flatness of the diffusion plate of the panel lamp, the height of the upper edge of the height limiting plate can be adjusted, so that the detection jig can be suitable for detection of products with different flatness requirements, and the application range of the detection jig is enlarged.

Description

Panel light diffusion plate surface flatness detection tool

Technical Field

The utility model relates to a lamps and lanterns detect technical field, especially relate to panel light diffuser plate surface roughness detection tool.

Background

The LED panel lamp is a high-grade indoor lighting lamp, and compared with incandescent lamps and fluorescent lamps, the panel lamp has the advantages of low power consumption, high luminous intensity, energy conservation, environmental protection and the like. The whole panel lamp is attractive and simple in design and luxurious in atmosphere, has a good lighting effect, and brings beautiful feeling to people.

The LED panel light is unique in design. After light passes through the diffusion plate with high light transmittance, a uniform plane light-emitting effect is formed, the uniformity of illumination is good, light is soft and comfortable without brightness loss, and fatigue can be effectively relieved.

In order to ensure the diffusion efficiency and the attractiveness, the surface flatness of the diffusion plate has certain requirements, and in the prior art, the surface flatness of the diffusion plate is observed by human eyes, so that the error is large and cannot be reflected by data standards.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model discloses the technical problem that solves lies in overcoming the not enough of prior art to provide panel light diffuser plate surface smoothness detection tool, can effectively detect the surface smoothness of panel light diffuser plate, make the product accord with the customer requirement, and equipment is simple, and is with low costs, and detection efficiency is high. The equipment is simple to operate and easy to detect products. Aiming at different requirements of different customers on the surface flatness of the diffusion plate of the panel lamp, the height of the upper edge of the height limiting plate can be adjusted, so that the detection jig can be suitable for detection of products with different flatness requirements, and the application range of the detection jig is enlarged.

In order to realize the above-mentioned purpose, the utility model provides a panel light diffusion plate surface roughness detection tool, including support and the anchor clamps that are used for the centre gripping work piece that awaits measuring of setting on the support, be provided with the guide rail on the support, it is connected with the slider to slide on the guide rail, be provided with the limit for height board on the slider and heighten the piece, the height of limit for height board is adjusted through heightening the piece, the top edge of limit for height board levels and is on a parallel with support table surface.

Furthermore, the height adjusting piece comprises a sliding plate arranged on the back face of the height limiting plate, a fixed plate arranged on the sliding block and a long hole formed in the fixed plate in the vertical direction, the fixed plate faces a connecting block on one side of the sliding plate, a sliding groove is formed in the connecting block in the vertical direction, a sliding strip is arranged on one side of the sliding plate facing the fixed plate in the vertical direction, the sliding strip is connected in the sliding groove in a sliding mode, a threaded rod is arranged on the back face of the sliding plate, the end portion of the threaded rod penetrates through the long hole, a butterfly clamp is arranged at the end portion of the threaded rod, and the relative position of the sliding plate and the fixed plate is fixed or movable by screwing.

Furthermore, one side of the fixed plate, which faces the sliding plate, is provided with an indication block, a visible window is formed in the position, which corresponds to the indication block, of the sliding plate, the visible window extends outwards to the outer side of the height limiting plate, so that the indication block can be seen from one side of the height limiting plate, the visible window is provided with an identification ruler, scales are marked on the identification ruler, the end, which faces the scales of the identification ruler, of the indication block is provided with an arrow, and the height of the visible window is larger than that of the indication block, so that the indication block can move up and down on the visible window.

Furthermore, one side of the sliding block is provided with a driving rod, and the length of the driving rod is not less than the length of the working table surface of the support.

Furthermore, one end of the support working table surface is provided with a guide block, the middle part of the guide block is provided with a guide hole, and the driving rod penetrates through the guide hole to provide guidance for the sliding block to move on the guide rail.

Further, anchor clamps include along two support bodies that support table surface length side edge set up, set up the recess that is used for placing the work piece that awaits measuring in support body one side in opposite directions, be provided with the fixation clamp on the support body, when the work piece that awaits measuring is placed on anchor clamps, press in order fixed at the upper surface of the work piece that awaits measuring through the fixation clamp.

The utility model provides a panel light diffuser plate surface smoothness detection tool can effectively detect the surface smoothness of panel light diffuser plate, makes the product accord with the customer requirement to equipment is simple, and is with low costs, and detection efficiency is high. The equipment is simple to operate and easy to detect products. Aiming at different requirements of different customers on the surface flatness of the diffusion plate of the panel lamp, the height of the upper edge of the height limiting plate can be adjusted, so that the detection jig can be suitable for detection of products with different flatness requirements, and the application range of the detection jig is enlarged.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the following provides a detailed description of the present invention with reference to the embodiments of the present invention and the accompanying drawings.

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is another schematic view of the angle structure of the present invention;

fig. 4 is an enlarged view at B in fig. 3.

The reference numerals in the drawings are explained below.

100. A support; 110. a frame body; 120. a groove; 130. a fixing clip; 200. a guide rail; 300. a slider; 400. a height limiting plate; 510. a sliding plate; 520. a fixing plate; 530. a strip hole; 540. a slide bar; 550. a threaded rod; 560. a butterfly clip; 610. an indication block; 620. a visible window; 630. marking a ruler; 710. a drive rod; 720. a guide block; 730. and (4) a guide hole.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, the surface flatness detection fixture for a diffusion plate of a panel lamp includes a bracket 100 and a fixture arranged on the bracket 100 for clamping a workpiece to be measured, wherein a guide rail 200 is arranged on the bracket 100 along a length direction of the bracket 100, and the guide rail 200 is linear. The guide rail 200 is connected with a sliding block 300 in a sliding manner, a height limiting plate 400 and a height adjusting piece are arranged on the sliding block 300, the height limiting plate 400 is connected with the height adjusting piece, and the height of the height limiting plate 400 is adjusted through the height adjusting piece. The upper edge of the height-limiting plate 400 is flat and parallel to the work surface of the bracket 100.

During detection, a workpiece to be detected is firstly placed on the support 100 with the surface to be detected facing downwards, and then is fixed through the clamp. The height of the height limiting plate 400 is adjusted by the height adjusting piece, so that the upper edge of the height limiting plate 400 is in contact with the surface to be measured of the workpiece to be measured, and then the height of the height limiting plate 400 is adjusted downwards according to the allowable error value of the surface flatness of the workpiece to be measured. Finally, sliding the sliding block 300 along the guide rail 200 to enable the height limiting plate 400 to move along with the sliding block, wherein if a gap exists between the upper edge of the height limiting plate 400 and the surface to be detected of the workpiece to be detected, namely the height limiting plate 400 moves smoothly, the surface flatness of the workpiece to be detected is qualified; if the protrusion of the surface to be detected of the workpiece blocks the movement of the height limiting plate 400, the surface flatness of the workpiece to be detected is unqualified.

The detection tool that this embodiment provided can effectively detect the surface smoothness of panel light diffuser plate, makes the product accord with customer's requirement to equipment is simple, and is with low costs, and detection efficiency is high. The equipment is simple to operate, easy to detect products, strong in compatibility and wide in application range.

The height-adjusting member includes a sliding plate 510 provided on the rear surface of the height-limiting plate 400, a fixing plate 520 provided on the slider 300, and a long hole 530 opened in the fixing plate 520 in the vertical direction. The height-limiting plate 400, the sliding plate 510, and the fixed plate 520 are all disposed on the slider 300, and the sliding plate 510 is disposed between the height-limiting plate 400 and the fixed plate 520, and the sliding plate 510 is fixedly connected to the height-limiting plate 400. The fixed plate 520 is provided with the connecting block towards one side of the sliding plate 510, the connecting block has been seted up the spout along vertical direction, the sliding plate 510 is provided with the draw runner 540 towards one side of the fixed plate 520 along vertical direction, the draw runner 540 slides in the spout and is connected to the cross section of spout and draw runner 540 is the I shape of looks adaptation, this makes the draw runner 540 not only can reciprocate in the spout, but also prevents that the slider 300 breaks away from being connected with the spout.

A threaded rod 550 is fixedly provided at the back of the sliding plate 510, the end of the threaded rod 550 passes through the elongated hole 530, and a butterfly clip 560 is threadedly coupled to the end of the threaded rod 550 passing through the elongated hole 530. When the height of the height-limiting plate 400 is adjusted, the sliding plate 510 and the fixing plate 520 are tightened by rotating the butterfly clip 560, so that the height-limiting plate 400 is in a stable state. When the height of the height limiting plate 400 is adjusted, the butterfly clip 560 is rotated to move the slide 540 along the sliding groove, and the butterfly clip 560 is screwed at a proper position to fix the position. Elongated hole 530 is opened in the vertical direction to provide a space for up and down movement of threaded rod 550.

An indication block 610 is arranged on one side of the fixed plate 520 facing the sliding plate 510, a visible window 620 is opened on the sliding plate 510 corresponding to the indication block 610, and the visible window 620 extends outward to the outer side of the height limiting plate 400, so that the indication block 610 can be seen from one side of the height limiting plate 400. A marking scale 630 is arranged in the visual window 620, scales are marked on the marking scale 630, and an arrow is arranged at the end of the indication block 610 facing the scales of the marking scale 630. The height of the visual window 620 is greater than the height of the indicator block 610, enabling the indicator block 610 to move up and down the visual window 620.

In this embodiment, at the beginning, the upper edge of the height limiting plate 400 is contacted with the surface to be detected of the workpiece to be detected, then the numerical value indicated by the arrow of the indicating block 610 at this time is recorded, then the arrow of the indicating block 610 is moved down to the calculation result obtained by adding the numerical value and the maximum allowable error value of the product according to the maximum allowable error value of the product, and then the height limiting plate 400 is moved, and if the height limiting plate 400 can be smoothly moved from one end to the other end along the guide rail 200, the product is qualified.

One side of the sliding block 300 is provided with a driving rod 710, and the length of the driving rod 710 is not less than the length of the working platform of the bracket 100. By providing the driving rod 710, driving of the movement of the slider 300 is facilitated.

One end of the working platform of the bracket 100 is provided with a guide block 720, and the guide block 720 is arranged at the terminal end of the guide rail 200. The guide hole 730 is formed in the middle of the guide block 720, and the driving rod 710 penetrates through the guide hole 730 to provide guidance for the movement of the slider 300 on the guide rail 200, so that the slider 300 can move more smoothly.

The fixture comprises two frame bodies 110 arranged along the side edges of the length of the working table of the bracket 100 and a groove 120 which is arranged on one side opposite to the frame bodies 110 and used for placing a workpiece to be measured. The frame body 110 is provided with a fixing clip 130, and when a workpiece to be measured is placed on the fixture, the fixing clip 130 presses the upper surface of the workpiece to be measured to fix the workpiece.

In this embodiment, to the different requirements of different customers to panel lamp diffuser plate surface roughness, can adjust the top edge height of limit for height board 400, make this detection tool can be applicable to the detection of the product that different roughness required, enlarged this detection tool's application range.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. Panel light diffusion sheet surface roughness detection tool, its characterized in that includes the support and sets up the anchor clamps that are used for centre gripping work piece that awaits measuring on the support, be provided with the guide rail on the support, it is connected with the slider to slide on the guide rail, be provided with limit for height board and height-adjusting piece on the slider, the height of limit for height board is adjusted through height-adjusting piece, the top edge of limit for height board levels and is on a parallel with support table surface.

2. The surface flatness detection jig for the diffusion plate of the panel lamp according to claim 1, wherein the height adjustment member comprises a sliding plate disposed on the back surface of the height limit plate, a fixed plate disposed on the sliding block, and a long hole vertically formed on the fixed plate, the fixed plate faces a side connection block of the sliding plate, the connection block has a chute vertically formed therein, the sliding plate faces a side of the fixed plate and has a sliding strip vertically formed therein, the sliding strip is slidably connected in the chute, the back surface of the sliding plate is provided with a threaded rod, an end of the threaded rod passes through the long hole, an end of the threaded rod is provided with a butterfly clamp, and the sliding plate and the fixed plate are fixed or movable relative to each other by screwing or unscrewing the butterfly clamp.

3. The surface flatness detection jig for the diffusion plate of the panel lamp according to claim 2, wherein an indication block is disposed on one side of the fixed plate facing the sliding plate, a visible window is disposed on the sliding plate corresponding to the indication block, the visible window extends outward to the outer side of the height limiting plate, so that the indication block can be seen from one side of the height limiting plate, the visible window is provided with an indication ruler, scales are engraved on the indication ruler, an end of the indication block facing the scales of the indication ruler is set to be an arrow, and the height of the visible window is greater than that of the indication block, so that the indication block can move up and down on the visible window.

4. The surface flatness detecting jig for the diffusion plate of the panel lamp according to claim 3, wherein a driving rod is disposed on one side of the sliding block, and the length of the driving rod is not less than the length of the working table of the support.

5. The surface flatness detection jig for the diffusion plate of the panel lamp according to claim 4, wherein one end of the working table of the bracket is provided with a guide block, the middle part of the guide block is provided with a guide hole, and the driving rod penetrates through the guide hole to provide guidance for the sliding block to move on the guide rail.

6. The surface flatness detecting jig for the diffusion plate of the panel lamp according to claim 5, wherein the fixture comprises two frame bodies arranged along the side edges of the length of the working table of the support, and a groove for placing the workpiece to be detected and formed on the opposite side of the frame bodies, the frame bodies are provided with fixing clamps, and when the workpiece to be detected is placed on the fixture, the fixing clamps press the upper surface of the workpiece to be detected to fix the workpiece.