CN108956619B - Product appearance detection equipment and detection method - Google Patents
Product appearance detection equipment and detection method Download PDFInfo
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- CN108956619B CN108956619B CN201810662102.8A CN201810662102A CN108956619B CN 108956619 B CN108956619 B CN 108956619B CN 201810662102 A CN201810662102 A CN 201810662102A CN 108956619 B CN108956619 B CN 108956619B
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- 238000001514 detection method Methods 0.000 title claims abstract description 140
- 238000003384 imaging method Methods 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000012545 processing Methods 0.000 claims abstract description 9
- 238000007689 inspection Methods 0.000 claims description 35
- 239000000428 dust Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 5
- 238000005286 illumination Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 230000002950 deficient Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
Abstract
The application relates to the technical field of electronic equipment, in particular to product appearance detection equipment and a detection method. The product appearance detection equipment comprises a feeding conveying device, wherein the feeding conveying device comprises a product placement part and a feeding driving part, and the feeding driving part is connected with the product placement part to drive the product placement part to move; the detection device comprises an imaging assembly and a processing module, and the processing module is electrically connected with the imaging assembly; the rotating mechanism is arranged to rotate the product to be detected so that the detection of the part to be detected of the product to be detected can be completed on the same detecting station; the product moving mechanism is arranged to move the product to be detected to the detection station for detection; and the blanking conveying device is electrically connected with the detection device and outputs products in a classified manner according to the detection result. The product appearance detection equipment provided by the application realizes automatic detection, saves manpower, and better controls the quality of products leaving the factory.
Description
Technical Field
The application relates to the technical field of electronic equipment, in particular to product appearance detection equipment and a detection method.
Background
At present, in the aspect of quality detection of electronic products, researchers mostly only pay attention to quality detection in the aspect of using performance of the electronic products, but neglect quality detection in the aspect of whether the outer shell of the electronic products is defective, however, whether the outer shell of the electronic products is defective or not can directly influence visual experience when a user takes the products, and also can influence the service life of the electronic products.
At present, electronic product manufacturers mostly only detect the quality of the shell of each electronic product in a manual detection mode, the mode not only wastes manpower, but also has lower working efficiency, and the influence of human factors is larger, for example, some fine flaws are easily ignored by human eyes, or the human eyes cannot recognize the flaws at all, and the fine flaws are likely to influence the quality of the product.
Disclosure of Invention
The application provides product appearance detection equipment and a detection method, so as to better control the quality of outgoing products.
A first aspect of the present application provides a product appearance detection device comprising:
the feeding conveying device comprises a product placing part and a feeding driving part, wherein the product placing part is used for placing a product to be detected, and the feeding driving part is connected with the product placing part so as to drive the product placing part to move;
the detection device comprises an imaging component and a processing module, wherein the imaging component is used for acquiring appearance information of a product to be detected, and the processing module is electrically connected with the imaging component and is used for analyzing the appearance information to obtain a detection result;
the rotating mechanism is arranged to rotate the product to be detected so that the detection of the part to be detected of the product to be detected can be completed on the same detecting station;
the product moving mechanism is arranged to move the product to be detected to the detection station for detection;
and the blanking conveying device is electrically connected with the detection device and outputs the products in a classified manner according to the detection result.
Further, the product detection device is provided with a plurality of detection stations, and each detection station is used for carrying out parallel detection on a plurality of products to be detected one by one so as to obtain the appearance information of the products to be detected.
Further, the imaging assembly comprises a combined light source illuminator arranged to image the appearance of the product to be detected and a camera arranged to obtain the appearance information.
Further, the combined light source illumination member includes a parallel light source member and a diffuse light source member, which are provided to image the appearance of the product to be detected.
Further, the rotating mechanism is a finger cylinder, the finger cylinder comprises a clamping finger and a clamping finger driving part, and the clamping finger driving part drives the clamping finger to extend into the inner side of the product to be detected and controls the product to be detected to rotate.
Further, the device also comprises a dust removing fan for removing dust from the product to be detected, and the dust removing fan is positioned at the upstream of the detection device on the moving path of the product to be detected.
Further, the blanking conveying device comprises a qualified product channel, a disqualified product channel and a refused detection product channel, and outputs the product from one of the three.
Further, the device also comprises an output device, wherein the output device is electrically connected with the detection device and outputs the appearance information and/or the detection result of the product.
The application provides a detection method for the product appearance detection equipment of any one of the above, which comprises the following steps:
s1, obtaining appearance information of a product to be detected;
s2, analyzing the appearance information and obtaining a detection result;
and step S3, classifying and outputting the products according to the detection result.
Further, the detection device is provided with a plurality of detection stations, the product to be detected is provided with a plurality of parts to be detected, and the step S1 is as follows: and the detection stations detect the positions to be detected and acquire the appearance information of the positions to be detected.
The technical scheme that this application provided can reach following beneficial effect:
the product appearance detection equipment provided by the application comprises a feeding conveying device, a detection device, a rotating mechanism, a product moving structure and a discharging conveying device. The product to be detected can be directly placed on the product placement part of the feeding conveying device, and the feeding driving part of the feeding conveying device drives the product placement part to move so as to drive the product to be detected to move; the equipment further comprises a rotating mechanism and a product moving structure, a product to be detected moves to a detection station under the action of the product moving mechanism, the rotating structure rotates the product to be detected at the detection station, the detection device can detect all surfaces of the product to be detected in the rotating process, the detection device obtains appearance information of the product to be detected, quality detection analysis is carried out on the appearance information to obtain a detection result whether the product is defective or not, the detection result is transmitted to a blanking conveying device, and the blanking conveying device sorts and outputs the corresponding product according to the detection result. Compared with the prior art, the product appearance detection equipment provided by the application realizes automatic detection, reduces the manual participation degree, saves labor, and avoids the influence of human factors as much as possible, thereby better controlling the quality of the product delivered from the factory.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
Fig. 1 is a schematic structural diagram of a product appearance detecting apparatus according to an embodiment of the present disclosure;
fig. 2 is a schematic view of a part of a structure of a product appearance detecting apparatus according to an embodiment of the present disclosure;
fig. 3 is a front view showing a part of the structure of a product appearance detecting apparatus provided in an embodiment of the present application;
fig. 4 is a schematic structural diagram of a product to be tested according to an embodiment of the present disclosure;
FIG. 5 is a schematic view of another angle of a product to be inspected according to an embodiment of the present disclosure;
fig. 6 is a schematic structural diagram of a finger cylinder provided in an embodiment of the present application after extending into a product to be detected;
FIG. 7 is a schematic diagram of an imaging process of an imaging assembly according to an embodiment of the present application;
fig. 8 is a block diagram of a product appearance detecting apparatus according to an embodiment of the present application;
fig. 9 is a flowchart of a detection method provided in an embodiment of the present application.
Reference numerals:
10-a product to be detected;
11-a part to be detected;
12-inside;
20-product appearance detection equipment;
21-a feeding and conveying device;
211-a product placement section;
212-a feeding driving part;
22-detecting means;
221-a first detection station;
222-a second detection station;
223-a third inspection station;
224-a first product movement mechanism;
2241-a first suction nozzle;
2242-a lateral shift axis;
2243-a longitudinal axis of movement;
225-finger cylinder;
2251—clamping finger;
2252-finger drive;
226-an imaging assembly;
2261-parallel light source member;
2262-diffuse light source element;
2263-camera;
227-an ion fan;
23-blanking conveying device;
231-a second product movement mechanism;
2311-a second suction nozzle;
232-product channel;
2321-acceptable product channels;
2322-reject lane;
24-display;
25-alarm means;
26-pulley;
27-fixing frame;
30-an injection molding machine.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.
Detailed Description
The present application is described in further detail below by way of specific embodiments and with reference to the accompanying drawings.
As shown in fig. 1-3, the embodiment of the present application provides a product appearance detecting device 20 for detecting the appearance of a product, specifically, for detecting whether a shell of the product is defective, where the product may be an electronic product generally, for example: the type of specific product is not limited herein, as is a charger, a mobile communication device, etc. The product appearance detection device 20 comprises a feeding conveying device 21, a detection device 22 and a discharging conveying device 23, wherein the feeding conveying device 21 and the discharging conveying device 23 are both used for conveying products, so that the feeding conveying device 21 and the discharging conveying device 23 can be specifically a conveyor, for example: belt conveyors, roller conveyors, and the like; the detecting device 22 is configured to obtain appearance information of the product 10 to be detected, and perform quality detection analysis on the appearance information to obtain a detection result of whether the product is defective, so the detecting device 22 may specifically include an imaging component 226, a scanning device, etc., and the appearance information of the product 10 to be detected may be obtained by shooting, scanning, etc. the casing of the product 10 to be detected.
The feeding conveyor 21 in the above embodiment may include a product placement portion 211 and a feeding drive portion 212. Wherein, the product placing portion 211 is used for placing the product 10 to be detected, specifically, the product 10 to be detected can be placed on the product placing portion 211 manually, and another preferred mode is that: the product to be inspected 10 may be placed on the product placement portion 211 by a robot, so that labor can be saved, and in addition, as shown in fig. 8, the product placement portion 211 may be directly docked with a product outlet of the injection molding machine 30 for producing a product to receive the product to be inspected 10, or the product to be inspected 10 at the product outlet of the injection molding machine 30 may be grasped or sucked onto the product placement portion 211 by a robot, in the grasping or sucking manner, the sucking manner is preferable based on the consideration of preventing the housing of the product to be inspected 10 from being secondarily damaged; the feeding driving portion 212 is connected with the product placing portion 211 to drive the product placing portion 211 to move, so as to drive the product to be detected 10 on the product placing portion 211 to move at the same time, in addition, it can be understood that one product to be detected 10 can be placed on the product placing portion 211, and a plurality of products to be detected 10 can be placed at the same time.
The discharging and conveying device 23 in the above embodiment is electrically connected with the detecting device 22, and receives and sorts and outputs the corresponding products according to the detection result obtained by the detecting device 22.
Compared with the prior art, the product 10 to be detected is placed on the product placing part 211, and the feeding driving part 212 drives the product placing part 211 to move so as to drive the product 10 to be detected to move; the device further comprises a rotating mechanism and a product moving structure, a product to be detected moves to a detection station under the action of the product moving mechanism, the rotating structure rotates the product to be detected at the detection station, the detection device can detect all surfaces of the product to be detected in the rotating process, the detection device 22 obtains the appearance information of the product 10 to be detected, quality detection analysis is carried out on the appearance information to obtain a detection result of whether the product is defective or not, the detection result is transmitted to the blanking conveying device 23, and the blanking conveying device 23 sorts and outputs the corresponding product according to the detection result. The product appearance detection equipment 20 provided by the application realizes automatic detection, reduces the degree of manual participation, saves manpower, and avoids the influence of human factors as much as possible, thereby better controlling the quality of outgoing products.
In general, the imaging component 226 or the scanning device, etc. that are fixedly disposed can only shoot or scan things in one direction, so that the imaging component 226 or the scanning device can shoot or scan multiple parts 11 to be detected of the product 10 to be detected, to reduce the number of the imaging component 226 or the scanning device, save the cost, and simplify the structure of the product appearance detecting device 20, the product appearance detecting device 20 may further include a rotating mechanism. In one embodiment, the rotation mechanism may rotate the imaging assembly 226 or the scanning device, or directly use the imaging assembly 226 or the scanning device including the rotation mechanism, or in another embodiment, the rotation mechanism may control the product 10 to be detected to rotate, so that the imaging assembly 226 or the scanning device may shoot or scan different portions 11 of the product 10 to be detected. The present embodiment may be particularly used on the second detecting station 222 in the foregoing embodiment, so that one imaging assembly 226 or scanning device may perform detection shooting or scanning on four different sides of the same product 10 to be detected, thereby reducing the number of imaging assemblies 226 or scanning devices used, reducing the cost, and simplifying the structure of the product appearance detecting apparatus 20.
In order to facilitate the movement of the product 10 to be inspected for better inspection, the product appearance inspection apparatus includes a product movement structure, wherein the product movement structure includes a first product movement mechanism 224, and the first product movement mechanism 224 is used for moving the product 10 to be inspected to an inspection station for inspection. The first product moving mechanism 224 may specifically include a lateral moving shaft 2242, a longitudinal moving shaft 2243, and a first suction nozzle 2241, where the first suction nozzle 2241 may be used to suck the product 10 to be detected to drive the product 10 to be detected to move, and meanwhile, the first suction nozzle 2241 uses suction force to drive the product to move, so as to avoid secondary damage to the product 10 to be detected as much as possible; the first suction nozzle 2241 may be fixedly or movably connected to the lateral moving shaft 2242 (or the longitudinal moving shaft 2243), and the lateral moving shaft 2242 (or the longitudinal moving shaft 2243) may be movably connected to the longitudinal moving shaft 2243 (or the lateral moving shaft 2242), so that the first suction nozzle 2241 may be moved on a moving path of the lateral moving shaft 2242 by the driving of the lateral moving shaft 2242, so that the lateral moving shaft 2242 may be moved on a moving path of the longitudinal moving shaft 2243 by the driving of the longitudinal moving shaft 2243 (or so that the first suction nozzle 2241 may be moved on a moving path of the longitudinal moving shaft 2243 by the driving of the longitudinal moving shaft 2243, so that the longitudinal moving shaft 2243 may be moved on a moving path of the lateral moving shaft 2242 by the driving of the lateral moving shaft 2242). Through the mutual cooperative work of the lateral moving shaft 2242 and the longitudinal moving shaft 2243, the product 10 to be detected can be controlled to move horizontally and laterally or longitudinally up and down in the moving range of the lateral moving shaft 2242 and the longitudinal moving shaft 2243, so that the product 10 to be detected can be controlled to move to the corresponding detecting station flexibly and accurately, and the position of the product to be detected, which needs to be detected, can be more accurately found by the mode, so that the accuracy of the detecting result is improved. Further, in order not to delay the inspection time or even shorten the inspection time, the first product moving mechanism 224 may include a plurality of first nozzles 2241, where each of the first nozzles 2241 cooperates, for example: when one of the first nozzles 2241 drives one product 10 to be detected to move, the other first nozzles 2241 can simultaneously drive other products 10 to be detected to move, so as to improve the detection efficiency. In addition, in order to simplify the structure, the first product moving mechanism 224 may include only the lateral moving shaft 2242 and the first suction nozzle 2241, so that the product 10 to be detected moves along the moving path of the lateral moving shaft 2242, which can achieve the purpose of facilitating the movement of the product 10 to be detected for better detection.
Similarly, the product moving structure further includes a second product moving mechanism 231, where the second product moving mechanism 231 may be used to move the detected product, and the second product moving mechanism 231 may also include a lateral moving axis, a longitudinal moving axis, and a second suction nozzle 2311, or only include the lateral moving axis and the second suction nozzle 2311, and similarly, the second suction nozzle 2311 may be used to suck the detected product, and implement the movement of the detected product by the same moving mechanism as the first product moving mechanism 224, and detailed implementation processes will not be repeated herein.
In general, the number of products to be inspected for appearance is relatively large, and in a preferred embodiment, the inspection device 22 may have a plurality of inspection stations, each of which can inspect the appearance quality of the products 10 to be inspected and obtain an inspection result, and transmit the inspection result to the blanking conveying device 23, and each of the inspection stations can inspect the products 10 to be inspected in parallel one by one to obtain appearance information of the products 10 to be inspected, that is, the products 10 to be inspected can be inspected simultaneously for appearance. Therefore, the product detection efficiency of the product appearance detection equipment 20 can be improved, the detection time is saved, and even if a plurality of products 10 to be detected need to be detected, the appearance quality detection before the product delivery can be rapidly and high-quality finished, so that the product delivery is ensured in time, and the quality of the delivered product is ensured.
In addition, in general, the product 10 to be tested will have a plurality of to-be-tested parts 11, for example, as shown in fig. 4 and 5, the to-be-tested parts 11 are generally parts capable of directly facing the user, and whether the part has flaws directly affects the visual experience when the user takes the product. In a preferred embodiment, the detecting device 22 may also have a plurality of detecting stations, which, unlike the previous embodiment, can detect different portions 11 of the product 10 to be detected, respectively, so that when there are a plurality of products 10 to be detected, the plurality of products 10 to be detected can pass through the detecting stations in turn, and detect each portion 11 of each product 10 to be detected. Preferably, when the first product 10 to be detected enters the second detection station to start detection, each detection station performs parallel detection, so that unnecessary waiting time can be saved, the detection efficiency of the product can be improved as much as possible, and the product can be delivered and shipped as soon as possible on the premise of ensuring the appearance quality of the delivered product, so that better user experience is obtained.
In a specific embodiment, as shown in fig. 4 and fig. 5, taking the external structure of the product 10 to be detected as a cuboid structure as an example, the portion 11 to be detected of the product 10 to be detected may be an upper end surface detecting portion, a side surface detecting portion (may include four sides of a front surface, a rear surface, a left surface, a right surface, etc.) and a lower end surface detecting portion, and as shown in fig. 2, fig. 3 and fig. 8, the plurality of detecting stations of the above embodiment may be a first detecting station 221, a second detecting station 222 and a third detecting station 223, respectively, the first detecting station 221 may be used for detecting the upper end surface detecting portion, the second detecting station 222 may be used for detecting the side surface detecting portion, the third detecting station 223 may be used for detecting the lower end surface detecting portion, and each product 10 to be detected may sequentially pass through the first detecting station 221, the second detecting station 222 and the third detecting station 223. The product appearance detection equipment 20 can specifically set the quantity of detection stations and the parts of the detection stations, which are responsible for detection, according to the structure of the product which is specifically required to be detected by a user, so that the product appearance detection equipment 20 has higher flexibility and can also win better user experience.
In the above embodiment, each inspection station is equipped with an imaging assembly 226 or a scanning device capable of completing photographing or scanning of all the parts 11 to be inspected of one product 10, and this can be completed without using other types of machinery, and therefore, compared with the above embodiment, at most one part 11 to be inspected can be completed corresponding to one imaging assembly 226 or scanning device, so that the number of imaging assemblies 226 or scanning devices can be reduced, the cost can be reduced, the imaging assemblies 226 or scanning devices can be effectively utilized, the product inspection efficiency of the product appearance inspection device 20 can be improved, and the inspection time can be saved.
As shown in fig. 7, specifically, the imaging assembly 226 includes a combined light source lighting member and a camera 2263, the combined light source lighting member is used for imaging the appearance of the product 10 to be detected, the camera 2263 is used for obtaining appearance information, in order to improve the imaging effect, the combined light source lighting member may be a parallel light source member 2261, a diffuse light source member 2262, or a combination of the parallel light source member 2261 and the diffuse light source member 2262, in this embodiment, it is preferable that the combined light source lighting member includes a parallel light source member 2261 and a diffuse light source member 2262, wherein after the illumination is completed, the part 11 to be detected of the product 10 to be detected can be directly photographed by the camera 2263 to form a picture containing the appearance information, the imaging assembly 226 is electrically connected with the imaging processing module, and the imaging assembly 226 transmits the picture containing the appearance information to the imaging processing module, and the imaging processing module performs appearance detection analysis on the appearance information to obtain a detection result of whether the product is a qualified product, and transmits the detection result to the feeding device 23. The picture can intuitively present the appearance information of the product, as shown in fig. 2, the appearance information of the product 10 to be detected can be directly presented on the display screen of the display 24 in the form of a picture, so that a worker can intuitively obtain the appearance information, and directly know whether or not the shell of the product has defects and what kind of defects exist.
The above-mentioned unloading conveyor 23 can also include a plurality of product channels 232, specifically can be qualified product channel 2321, unqualified product channel 2322 and refusal to examine product channel, and unloading conveyor 23 can remove the product after detecting to corresponding product channel 232 and export according to the testing result, can help the product to be categorised like this, the staff of being convenient for in time handles, and qualified product in time dispatches from the factory, the shipment, and unqualified product in time adjusts or abandons and handles, refuses to examine the product in time to find out refusal to examine the reason, detects again after solving. Therefore, each detected product can be reasonably arranged, time is saved, and working efficiency is further improved.
Further, as shown in fig. 5 and 6, the rotating mechanism in the foregoing embodiment may be specifically a finger cylinder 225, where the finger cylinder 225 may include a finger 2251 and a finger driving part 2252, and the finger driving part 2252 may drive the finger 2251 to extend into the inner side 12 of the product 10 to be detected to control the product 10 to rotate, so that the finger 2251 will not touch the outer shell of the product 10 to be detected, so as to prevent secondary damage to the outer shell of the product 10 to be detected, thereby avoiding affecting the accuracy of the detection result.
As shown in fig. 8, the product appearance inspection apparatus 20 may further include a dust removing fan for removing dust from the product 10 to be inspected, and the dust removing fan is located upstream of the inspection device 22 in the moving path of the product 10 to be inspected, that is, the housing of the product 10 to be inspected is subjected to dust removing treatment before the product 10 to be inspected starts inspection, so that the inspection result is more accurate, and unnecessary burden on the quality inspection analysis work of the inspection device 22 is avoided, thereby simplifying the quality inspection analysis work. Preferably, the dust removing fan can be an ion fan 227, and the ion fan 227 has excellent static electricity removing and dust removing performances, and has the advantages of small volume, light weight, convenient installation and the like.
In order to facilitate the operator to check and save the detection result, and to know the detection situation at any time, the product appearance detection device 20 may further include an output device, which may specifically be a display 24, a printer, a plotter, a magnetic recording device, etc., and the output device is electrically connected to the detection device 22 and outputs appearance information and/or detection result of the product. As shown in fig. 1, the appearance information of the product 10 to be tested can be directly displayed on the display 24 for the operator to check and know the testing condition at any time.
The product appearance detection device 20 provided by the embodiment of the application may further include an alarm device 25, where the alarm device 25 may remind a worker through two alarm modes of ringing and lighting, and the specific reminding content may set the alarm device 25 according to the actual needs of the worker, for example: an alarm can be set when a batch of products to be detected 10 is detected, so that a worker is reminded to take the products, the work of the worker can be more convenient, and the progress of detection of the product appearance detection equipment 20 is not required to be focused at any time.
In addition, the product appearance detecting apparatus 20 provided in the embodiment of the present application may further include a pulley 26, a fixing frame 27, and the like. The pulley 26 may be disposed at the bottom of the product appearance detecting device 20, for moving the product appearance detecting device 20, so that the product appearance detecting device 20 can be moved more effort-saving and flexible; the fixing frame 27 can be movably or fixedly arranged at the bottom of the product appearance detection device 20, and when the product appearance detection device 20 needs to be parked at a certain position, the fixing frame 27 can play a role in fixing, so that the product appearance detection device 20 is prevented from moving randomly, and the product appearance detection device 20 can work better conveniently.
As shown in fig. 9, the embodiment of the present application further provides a detection method, which is used in any one of the foregoing product appearance detection devices, and the detection method includes the following steps:
s1, obtaining appearance information of a product to be detected;
s2, analyzing the appearance information and obtaining a detection result;
and step S3, classifying and outputting the products according to the detection result.
The detection method realizes automatic detection of whether the appearance of the product to be detected is defective or not and classification output of the detected product, and the proposal of the detection method can effectively save labor, avoid the influence of human factors as much as possible and better control the quality of the product delivered from the factory.
When the product to be detected has a plurality of parts to be detected, the detecting device may also have a plurality of detecting stations, and the step S1 may specifically be: the plurality of detection stations detect the plurality of parts to be detected and acquire the appearance information of the parts to be detected. The detection method can effectively utilize the detection device, improve the detection efficiency, save the detection time, ensure the timely delivery of the product and simultaneously ensure the quality of the delivered product.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (9)
1. A product appearance detection apparatus for detecting a housing of an electronic product, the product appearance detection apparatus comprising:
the feeding conveying device comprises a product placing part and a feeding driving part, wherein the product placing part is used for placing a product to be detected, and the feeding driving part is connected with the product placing part so as to drive the product placing part to move;
the detection device comprises an imaging component and a processing module, wherein the imaging component is used for acquiring appearance information of a product to be detected, and the processing module is electrically connected with the imaging component and is used for analyzing the appearance information to obtain a detection result;
the rotating mechanism is arranged to rotate the product to be detected so that the detection of the part to be detected of the product to be detected can be completed on the same detection station, and is a finger cylinder which comprises a clamping finger and a clamping finger driving part, and the clamping finger driving part drives the clamping finger to extend into the inner side of the product to be detected and controls the rotation of the product to be detected;
the product moving mechanism is arranged to move the product to be detected to the detection station for detection;
and the blanking conveying device is electrically connected with the detection device and outputs the products in a classified manner according to the detection result.
2. The product appearance inspection apparatus of claim 1, wherein the product inspection device has a plurality of inspection stations, each of the inspection stations being configured to perform parallel inspection on a plurality of the products to be inspected one by one to obtain the appearance information of the plurality of the products to be inspected.
3. The product appearance inspection device of claim 2, wherein the imaging assembly comprises a combined light source illuminator configured to image an appearance of the product to be inspected and a camera configured to acquire the appearance information.
4. A product appearance inspection apparatus in accordance with claim 3 wherein said combined light source illumination means comprises a parallel light source means and a diffuse light source means, said parallel light source means and said diffuse light source means being arranged to image the appearance of the product to be inspected.
5. The product appearance inspection apparatus of claim 1, further comprising a dust removal fan for removing dust from the product to be inspected, the dust removal fan being located upstream of the inspection device in the path of movement of the product to be inspected.
6. The product appearance inspection apparatus of claim 1, wherein the blanking conveyor includes a pass product channel, a fail product channel, and a reject product channel, the blanking conveyor outputting the product from one of the three.
7. The apparatus according to claim 1, further comprising an output device electrically connected to the detection device and outputting appearance information and/or detection results of the product.
8. A detection method for the product appearance detection apparatus according to any one of claims 1 to 7 to detect a housing of an electronic product, comprising the steps of:
s1, obtaining appearance information of a product to be detected;
s2, analyzing the appearance information and obtaining a detection result;
and step S3, classifying and outputting the products according to the detection result.
9. The method according to claim 8, wherein the inspection device has a plurality of inspection stations, the product to be inspected has a plurality of parts to be inspected, and the step S1 is: and the detection stations detect the positions to be detected and acquire the appearance information of the positions to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810662102.8A CN108956619B (en) | 2018-06-25 | 2018-06-25 | Product appearance detection equipment and detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810662102.8A CN108956619B (en) | 2018-06-25 | 2018-06-25 | Product appearance detection equipment and detection method |
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| CN108956619A CN108956619A (en) | 2018-12-07 |
| CN108956619B true CN108956619B (en) | 2024-03-15 |
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