CN210603226U

CN210603226U - Product surface flatness detection device

Info

Publication number: CN210603226U
Application number: CN201921628259.5U
Authority: CN
Inventors: 罗宇浩; 李毅超; 靳云昭
Original assignee: Huizhou Desay SV Automotive Co Ltd
Current assignee: Huizhou Desay SV Automotive Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-05-22
Anticipated expiration: 2029-09-27

Abstract

The utility model relates to a technical field that the plane degree detected especially relates to a product surface plane degree detection device. The device comprises a test box, wherein an observation opening is formed in one side surface of the test box; the slide device is arranged at the bottom of the object stage, and the object stage is slidably mounted at the bottom of the test box through the slide device; and the light source module is arranged on the mounting surface of the test box, and the mounting surface is one or more of the top surface and the side surface of the test box. The utility model discloses detect easy operation is convenient, and detection efficiency is high, can be applied to the short-term test of industrial batch nature, improves the test speed in the test of industrial product plane degree, and the objective table is provided with slider and angle adjusting component, can realize the removal of objective table in the test box and the angle modulation of the product that awaits measuring, has greatly made things convenient for the plane degree of the product detection face each position that awaits measuring to detect, has reduced the limitation that detects, has improved the precision and the efficiency that detect.

Description

Product surface flatness detection device

Technical Field

The utility model relates to a technical field that product plane degree detected especially relates to a product surface plane degree detection device.

Background

The flatness detection is to detect the deviation of the macroscopic concave-convex height of the object surface relative to an ideal plane, and in industrial detection, a plurality of products needing flatness detection exist, such as vehicle-mounted display screens, mobile phone screens, electroplated parts, television screens and other products with flatness requirements. Flatness detection is an important item for evaluating product quality detection, and whether the flatness detection of a product reaches the standard or not greatly determines the use experience of a user, so that the flatness detection is more and more emphasized by manufacturers.

In a conventional flatness detection method, the flatness measurement usually includes: the flatness detection methods are complex in application, too many in required auxiliary tools, low in efficiency and not beneficial to rapid inspection of flatness in batches. In particular, in the current flatness detection, a level meter is frequently used for measurement, and a level meter measurement method is widely used for measuring the straightness and the flatness of the surface of a workpiece, and has the advantages of high measurement precision, good stability, small volume and convenience in carrying. However, when the method is used for measurement, the position of the instrument needs to be moved repeatedly, data of each measuring point needs to be recorded, time and labor are wasted, the adjusting time is long, and a data processing program is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art at least one kind defect (not enough), provide a product surface flatness detection device.

In order to solve the technical problem, the technical scheme of the utility model as follows:

a product surface flatness detection device comprises

The device comprises a test box, a detection device and a control device, wherein an observation opening is arranged on one side surface of the test box;

the slide device is arranged at the bottom of the object stage, and the object stage is slidably mounted at the bottom of the test box through the slide device; and

the light source module is arranged on the mounting surface of the test box, and the mounting surface is one or more of the top surface and the side surface of the test box.

Furthermore, the top surface and the side surface of the inner side of the test box are provided with non-reflective cloth in an attached mode.

Further, the sliding device comprises a first sliding table and a second sliding table; the first sliding table comprises a first sliding seat and a first sliding rod, and the first sliding seat is in sliding sleeve connection with the first sliding rod; the second sliding table comprises a second sliding seat and a second sliding rod, and the second sliding seat is in sliding sleeve connection with the second sliding rod; the bottom fixed connection of second slip table is in on the first slide, the objective table sets up on the second slide, just first slip table and second slip table are certain angle setting.

Furthermore, the object stage comprises a base, an angle adjusting assembly and an object placing plate; the object placing plate is rotatably installed on the base through the angle adjusting assembly.

Furthermore, the angle adjusting component comprises a limiting seat and a rotating part; the limiting seat is provided with a groove matched with the rotating piece; the two sides of the groove are provided with a shaft hole and an arc-shaped hole, one end of the rotating piece is clamped in the groove through the matching of a first fastening piece and the shaft hole, and the sliding rotation in the groove is realized through the matching of a second fastening piece and the arc-shaped hole; and the other end of the rotating part is fixedly connected to the bottom of the object placing plate, and the object placing plate is rotatably installed on the base through the matching of the limiting seat and the rotating part.

Furthermore, an angle adjusting assembly is also arranged on the light source module, and the light source module is rotatably installed on the installation surface through the angle adjusting assembly.

Further, the mounting surfaces are the top surface of the test box and two side surfaces adjacent to the observation opening.

Furthermore, a plurality of groups of light source modules are arranged on one installation surface, and the light source modules are uniformly arranged on the installation surface in parallel.

Further, the light source module is a tubular light source.

Further, the light source module comprises a plurality of block-shaped LED lamps, and the block-shaped LED lamps are uniformly distributed on the light source module.

The utility model discloses a set up objective table and light source module in the test box, shine the product that awaits measuring on the objective table through light source module, the observation opening from the test box side detects the judgement to the surface flatness of the product that awaits measuring, it is simple and convenient to detect the operation, only need place the product that awaits measuring on the objective table, judge through human eye or machine vision recognition and can accomplish the detection, do not need too much appurtenance, high detection efficiency, can be applied to in the industrial mass short-term test, improve the test speed in the test of industrial product flatness. Simultaneously, the objective table is provided with slider and angle adjusting component, can realize the removal of objective table in the test box and the angle modulation of the product that awaits measuring, has greatly made things convenient for the plane degree of each position of the product detection face that awaits measuring to detect, has reduced the limitation that detects, has improved the precision and the efficiency that detect.

Drawings

Fig. 1 is a structural diagram of a detection device according to an embodiment of the present invention.

Fig. 2 is a partial structure diagram of a detection device according to an embodiment of the present invention.

Fig. 3 is a structural diagram of the test box according to the embodiment of the present invention.

Fig. 4 is a bottom view of the testing box according to the embodiment of the present invention.

Fig. 5 is a diagram illustrating a connection structure between the sliding device and the stage according to an embodiment of the present invention.

Fig. 6 is a structural diagram of an objective table according to an embodiment of the present invention.

Fig. 7 is an assembly structure view of a light source module according to an embodiment of the present invention.

Fig. 8 is a structural diagram of a light source module loading block-shaped LED lamp according to an embodiment of the present invention.

Fig. 9 is a schematic diagram of the detection of a normal flatness product according to an embodiment of the present invention.

Fig. 10 is a schematic diagram of the detection of the abnormal flatness product according to the embodiment of the present invention.

Wherein: the device comprises a test box 1, an object stage 2, a light source module 3, a sliding device 4, a base 21, an angle adjusting assembly 22, a storage plate 23, a tubular light source 31, a block-shaped LED lamp 32, a first sliding table 41, a second sliding table 42, a limiting seat 221, a rotating member 222, an arc-shaped hole 223, a first fastener 224, a second fastener 225, a first sliding seat 411, a first sliding rod 412, a second sliding seat 421 and a second sliding rod 422.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Examples

Referring to fig. 1-10, a product surface flatness detection device, including test box 1, objective table 2 and light source module 3, a side on the test box 1 is provided with observes the opening, objective table 2 and light source module 3 set up respectively on the bottom of test box 1 and installation face, shine the detection through light source module 3 to the product of objective table 2, and observe the opening through observing the product, it is specific, it can adjust according to objective table 2's moving range to observe the open-ended size, more specific, in this embodiment, it is the same with the open-ended side size that sets up of test box 1 to observe the open-ended size, 1 side of test box sets up to the opening promptly. Meanwhile, the bottom of the object stage 2 is provided with the sliding device 4, the sliding device 4 is fixedly arranged at the bottom of the test box 1, the object stage 2 is slidably mounted on the bottom of the test box 1 through the sliding device 4, and a product to be tested is placed on the object stage 2 for detection. The object stage 2 can slide at the bottom of the test box 1 through the sliding device 4, so that the position of a product to be tested in the test box 1 can be adjusted, and the detection of the product to be tested can be conveniently realized at different positions.

In addition, as shown in fig. 3 and 4, the mounting surface is specifically one or more of the top surface and the side surface of the test box 1, the light source module 3 is mounted on the mounting surface of the test box 1, the light source module 3 irradiates the product to be tested on the object stage 2, the detection surface of the product to be tested observes and detects the reflection of the light irradiated by the light source module 3, the display effect of the detection surface of the product to be tested is judged, and the deformation degree of the detection surface of the product to be tested is quickly judged.

The product surface flatness detection device of this embodiment's benefit lies in, this device is through setting up objective table 2 and light source module 3 in test box 1, shine the product that awaits measuring on the objective table 2 through light source module 3, the observation opening from test box 1 side detects the plane degree of the detection face of the product that awaits measuring and judges, it is simple and convenient to detect the operation, only need place the product that awaits measuring on objective table 2, judge through human eye or machine vision discernment and can accomplish the detection, do not need too much appurtenance, high detection efficiency, can be applied to in the industrial batch's short-term test, improve the test speed in the industrial product plane degree test. Simultaneously, the bottom of objective table 2 is provided with slider 4, can realize the removal of objective table 2 in test box 1, has greatly made things convenient for the flatness detection of each position of the product detection face that awaits measuring, has reduced the limitation that detects, has improved the precision and the efficiency that detect.

In some embodiments, the top surface and the side surface of the inner side of the test box 1 are both provided with non-reflective cloth, and specifically, the side surface in the top surface and the side surface of the inner side of the test box 1 refers to the rest of the inner side of the test box 1 except the observation opening. The non-reflective cloth may be black non-reflective flannelette or other black non-reflective cloth, and in this embodiment, the non-reflective cloth is black non-reflective flannelette. The non-reflection of light cloth can prevent that the light that shines that light source module 3 sent from shines on the detection face of the product that awaits measuring after 1 inboard surface of test box reflects, causes the interference to the process that detects, influences the precision that detects. The detection device of this embodiment can reduce the interference in the product testing process through set up non-reflection of light cloth at 1 internal surface of test box, optimizes detection effect, improves the efficiency that detects greatly.

In some embodiments, as shown in fig. 5, the slide device 4 includes a first slide table 41 and a second slide table 42; the first sliding table 41 comprises a first sliding rod 412 and a first sliding seat 411, specifically, the first sliding table 41 is further provided with a first base 21, two ends of the first sliding rod 412 are fixedly connected to the base 21, and the first sliding seat 411 is slidably sleeved on the first sliding rod 412; the second sliding table 42 includes a second sliding rod 422 and a second sliding seat 421, specifically, the second sliding table 42 is further provided with a second base 21, two ends of the second sliding rod 422 are fixed on the second base 21, and the second sliding seat 421 is slidably sleeved on the second sliding rod 422. The bottom of the second base 21 of the second sliding table 42 is fixedly connected to the upper surface of the first sliding seat 411, the object stage 2 is fixedly connected to the upper surface of the second sliding seat 421, the object stage 2 can move in the direction of the second sliding rod 422 through the sliding of the second sliding seat 421, and similarly, the object stage 2 can move in the direction of the first sliding rod 412 through the sliding of the first sliding seat 411. In addition, the first sliding table 41 and the second sliding table 42 are disposed at a certain angle, that is, the direction of the first sliding rod 412 of the first sliding table 41 and the direction of the second sliding rod 422 of the second sliding table 42 are at a certain angle, so as to ensure that the object stage 2 can slide in two different directions. Specifically, the first sliding table 41 and the second sliding table 42 are vertically arranged, that is, the direction of the first slide bar 412 of the first sliding table 41 and the direction of the second slide bar 422 of the second sliding table 42 are 90 degrees. More specifically, the direction of the first sliding table 41 arranged on the bottom surface of the test box 1 is perpendicular to or parallel to the plane where the observation opening is located, so that the object stage 2 can move along the X axis and the Y axis in the test box 1, and the detection of the product is facilitated.

In some embodiments, as shown in fig. 6, the object stage 2 includes a base 21, an angle adjusting assembly 22 and an object placing plate 23, the object placing plate 23 is rotatably installed on the base 21 through the angle adjusting assembly, the object placing plate 23 is used for placing a product to be tested, specifically, a protruding block for preventing the product to be tested from sliding down is arranged on the object placing plate 23, and of course, the object placing plate 23 may also be provided with a through groove for limiting the product to be tested at the bottom. It is worth explaining that, putting thing board 23 and can overturning through the angular adjustment subassembly, the slope that the realization was put the flat of thing board 23 and was certain angle is placed, is convenient for detect the product that awaits measuring under different angles, has solved that there is the unable accurate problem that detects of part region in the product plane degree detection, has reduced the limitation that detects, improves the effect that detects, has effectively guaranteed the accuracy that detects.

In some embodiments, the angle adjusting assembly 22 includes a limiting seat 221 and a rotating part 222, a groove matched with the rotating part 222 is provided on the limiting seat 221, both sides of the groove are provided with a shaft hole and an arc hole 223, one end of the rotating part 222 is clamped in the groove through the first fastening member 224 and the shaft hole, and sliding rotation in the groove is realized through the second fastening member 225 and the arc hole 223, specifically, the first fastening member 224 and the second fastening member 225 are arranged on the rotating part 222 in a penetrating manner, and are arranged on the rotating part 222 in parallel horizontally. The rotating member 222 uses the engagement of the first fastening member 224 with the shaft hole as an axis, and uses the sliding of the second fastening member 225 on the arc hole 223 to realize the sliding rotation in the groove. The other end of the rotating member 222 is connected to the bottom of the object placing plate 23, and the object placing plate 23 is rotatably mounted on the base 21 by the cooperation of the limiting seat 221 and the rotating member 222. Specifically, the rotating member 222 is fixedly connected to the object placing plate 23 through a screw, and of course, the rotating member 222 may be connected to the object placing plate 23 through other connection methods. In this embodiment, the rotating member 222 is fixedly connected to the object placing plate 23 by a screw.

In some embodiments, as shown in fig. 7, the light source module 3 is also provided with the angle adjustment assembly 22, and the light source module 3 serves as a rotation member 222 in the angle adjustment assembly 22, and the light source module is rotatably connected to the limit seat 221 through a first fastening member 224 and a second fastening member 225, specifically, the light source module is clamped in the shaft hole by the first fastening member 224 and is slidably clamped in the arc-shaped hole 223 by the second fastening member 225, so as to realize the rotatable connection with the limit seat 221. The light source module is rotatably mounted on the mounting surface through a limiting seat 221. The light source module 3 can be rotationally adjusted during detection, so that the optimal irradiation angle can be conveniently adjusted during the detection of the product to be detected, the detachment or readjustment is not needed, the test procedures are effectively reduced, and the detection efficiency is ensured.

In some embodiments, the installation face is the top surface of test box 1 and two sides adjacent to the observation opening, practices thrift the required light source module quantity of detection when guaranteeing test effect, does not set up light source module 3 with the side of observing the opposite side of opening, can prevent to dazzle the influence of light to the observation opening production in the testing process, causes the interference to the detection of the product that awaits measuring.

In some embodiments, as shown in fig. 4, a plurality of groups of light source modules 3 are arranged on one installation surface, and the plurality of groups of light source modules 3 are uniformly arranged on the installation surface in parallel, so that sufficient detection light can be ensured, and the reliability of product flatness detection can be increased. More specifically, the light source modules 3 are provided with five groups on one mounting surface. For better operation experience, provide concrete light source module mounting means, it is concrete, light source module is provided with 5 groups at the top of test box, observes the side of opening both sides at the test box and installs 3 groups respectively, can guarantee the light optimization in the product testing process, improves the accuracy that detects.

In some embodiments, the light source module 3 is a tubular light source 31, which can ensure that a complete detection light bar is formed on the detection surface of the product to be detected, and the detection area is enlarged.

Of course, in some embodiments, as shown in fig. 8, the light source module 3 may be composed of a plurality of block-shaped LED lamps 32, and the plurality of block-shaped LEDs are uniformly distributed on the light source module 3, so as to achieve the same detection effect as the tubular light source 31.

Of course, when the flatness of the product is normal, as shown in fig. 9, the surface reflected light is a light bar or a light block with a uniform width after the product is detected. If the flatness of the product is abnormal, as shown in fig. 10, the light reflected from the surface of the product after detection is an uneven light bar or light block. After detection, through human eyes or machine vision recognition, whether the product flatness is qualified or not can be judged quickly, and high efficiency and convenience in product flatness detection are guaranteed.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. 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. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A product surface flatness detection device is characterized by comprising

The device comprises a test box (1), wherein an observation opening is formed in one side surface of the test box (1);

the test device comprises an object stage (2), wherein a sliding device (4) is arranged at the bottom of the object stage (2), and the object stage (2) is slidably mounted at the bottom of a test box (1) through the sliding device (4); and

the light source module (3), light source module (3) set up on the installation face of test box (1), the installation face is one of them face or the multiaspect of top surface and side of test box (1).

2. The product surface flatness detecting device according to claim 1, wherein the top surface and the side surface of the inner side of the testing box (1) are provided with non-reflective cloth in a fitting manner.

3. The product surface flatness detecting apparatus according to claim 1 or 2, wherein the slide apparatus (4) includes a first slide table (41) and a second slide table (42); the first sliding table (41) comprises a first sliding seat (411) and a first sliding rod (412), and the first sliding seat (411) is sleeved on the first sliding rod (412) in a sliding manner; the second sliding table (42) comprises a second sliding seat (421) and a second sliding rod (422), and the second sliding seat (421) is sleeved on the second sliding rod (422) in a sliding manner; the bottom fixed connection of second slip table (42) is in on first slide (411), objective table (2) set up on second slide (421), just first slip table (41) and second slip table (42) are certain angle setting.

4. The product surface flatness detecting apparatus according to claim 1 or 2, wherein the stage (2) includes a base (21), an angle adjusting assembly (22), and a placement plate (23); the object placing plate (23) is rotatably installed on the base (21) through the angle adjusting component (22).

5. The apparatus for inspecting the flatness of the surface of a product according to claim 4, wherein the angle adjusting unit (22) comprises a stopper seat (221) and a rotation member (222); the limiting seat (221) is provided with a groove matched with the rotating piece (222); both sides of the groove are provided with a shaft hole and an arc-shaped hole (223), one end of the rotating part (222) is clamped in the groove through the matching of the first fastening part (224) and the shaft hole, and the sliding rotation in the groove is realized through the matching of the second fastening part (225) and the arc-shaped hole (223); and the other end of the rotating piece (222) is fixedly connected to the bottom of the object placing plate (23), and the object placing plate (23) is rotatably installed on the base (21) through the matching of the limiting seat (221) and the rotating piece (222).

6. The product surface flatness detecting apparatus according to claim 5, wherein an angle adjusting component (22) is also disposed on the light source module (3), the light source module (3) serves as a rotating component (222) in the angle adjusting component (22), and the light source module (3) is rotatably connected to the limiting seat (221) through a first fastening component (224) and a second fastening component (225) and is rotatably mounted on the mounting surface through the angle adjusting component (22).

7. The product surface flatness detecting apparatus according to claim 1 or 2, wherein the mounting surfaces are a top surface of the test box (1) and two side surfaces adjacent to the observation opening.

8. The product surface flatness detecting apparatus according to claim 5, wherein the light source modules (3) are provided in plural sets on a mounting surface, and the light source modules (3) are uniformly arranged in parallel on the mounting surface.

9. The product surface flatness detecting apparatus according to claim 1 or 2, wherein the light source module (3) is a tubular light source (31).

10. The product surface flatness detecting apparatus according to claim 1 or 2, wherein the light source module (3) includes a plurality of block LED lamps (32), and each of the block LED lamps (32) is uniformly distributed on the light source module (3).