CCD detection mechanism

Abstract

The utility model discloses a CCD (Charge Coupled Device) detection mechanism which comprises a rack, a protective frame and a turnover mechanism, wherein the protective frame and the turnover mechanism are erected on the rack; a conveying belt capable of sequentially transferring products to the detection mechanism and the discharging assembly is horizontally arranged on the machine frame, and the detection mechanism comprises a top detection assembly, a bottom detection assembly and a side edge detection assembly. The top detection assembly, the bottom detection assembly and the side edge detection assembly are provided with a first CCD camera, a second CCD camera and a third CCD camera which can shoot and detect the top, the bottom and the two opposite side edges of a product respectively, and the turnover mechanism comprises a clamping air cylinder and a turnover driving part which can drive the clamping air cylinder to turn over. The clamping air cylinder is located between the first CCD camera and the second CCD camera and can clamp the product with the top shot and detected and overturn the product to the position below the second CCD camera through the overturning driving piece so that the bottom of the product can be shot and detected. According to the utility model, the product is automatically photographed and detected, the visual detection efficiency of the product is improved, and the burden of workers can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to product detection technical field, especially CCD detection mechanism. BACKGROUND

[0002] CCD detector is the instrument that appearance of object is detected through display through CCD component, is suitable for CFCARD, FPC, BTOB, SIMCARD etc., flatness detection and maintenance of various connector products, coordinate line width is 1 / 2 of existing similar products in market, makes detection more accurate, can set up coordinate line of different colors according to background, ordinary configuration can set up 4 coordinate lines simultaneously, color CCD can also be used for product appearance detection, uses vertical projector, and the versatility is strong, and different material number's product can be detected by replacing different detection tool, and the image in display is directly observed by naked eye, compared with projector and microscope, operator is not easy to fatigue. SUMMARY

[0003] In order to overcome above-mentioned shortcoming, the utility model discloses a CCD detection mechanism, automatically carries out photographic detection to product, improves the efficiency of product visual detection, can reduce the burden of staff.

[0004] In order to achieve above-mentioned purpose, the utility model adopts the technical scheme that a CCD detection mechanism, including frame and erecting protection frame, turnover mechanism on it;The frame is horizontally provided with a conveying belt that can move product to detection mechanism, unloading assembly in turn, the detection mechanism includes top detection assembly, bottom detection assembly and side detection assembly, top detection assembly, bottom detection assembly and side detection assembly are respectively provided with CCD camera one, CCD camera two and CCD camera three that can shoot and detect the top, bottom and opposite two sides of product, the turnover mechanism includes clamping pneumatic cylinder and turnover driving part that can drive its turnover, the clamping pneumatic cylinder is located between CCD camera one and CCD camera two, and it can clamp and turn over the product after top shooting detection to the below of CCD camera two through turnover driving part, to photograph and detect the bottom of product.

[0005] Further, the top detection assembly further includes vertically arranged support plate, one end of the support plate is connected with the top of protection frame, and the other end is left with moving space for product movement between the upper surface of conveying belt, the CCD camera one is fixedly connected with the support plate through a horizontally arranged camera connecting rod, and the CCD camera two is arranged on the side of the support plate away from the CCD camera one. The protection frame can protect the CCD camera to prolong its service life, and the support plate can support and fix the CCD camera one and the CCD camera two to photograph and detect the upper and lower surfaces of product.

[0006] Further, the side edge detection assembly is provided with two, and is symmetrically arranged along the center line of the width direction of the conveying belt, the side edge detection assembly further comprises a detection bracket fixed on the side of the rack, and the CCD camera three is arranged on the detection bracket at a three-inclination angle. The two CCD camera threes respectively take photos of the opposite two side edges of the product, and the three-inclination angle is arranged to ensure that the side edges can be photographed everywhere, thereby ensuring the efficiency of product detection.

[0007] Further, the turnover driving member is provided with two and is symmetrically arranged along the center line of the width direction of the conveying belt, the driving ends of the two turnover driving members are connected through a connecting shaft, the clamping cylinder is horizontally arranged, and the side away from the clamping end of the clamping cylinder is fixedly connected with the connecting shaft through a fixing block. The turnover driving member can drive the clamping cylinder to turn over 180 degrees along the axis of the connecting shaft.

[0008] Further, the unloading assembly comprises a pushing cylinder and a storage box arranged on the two sides of the rack in the length direction, the storage box comprises a box body with openings on the opposite two sides, an openable rear cover is arranged at the opening of the side of the box body away from the conveying belt, and a liftable tray is arranged in the box body. After the product detection is completed, the conveying belt drives the product to move to the unloading mechanism, the piston rod of the pushing cylinder extends to push the product to move towards the box body, until the product is pushed into the tray in the box body, and the storage box can uniformly store a plurality of stacked products.

[0009] Further, the box body is provided with a jacking assembly, the jacking assembly comprises two moving slide rails symmetrically arranged on the inner wall of the box body, a mounting sliding frame is slidably arranged between the two moving slide rails, and a jacking driving member is arranged to drive the mounting sliding frame to move up and down. A sliding groove for inserting the tray is formed in the mounting sliding frame in the direction of taking the product. The jacking driving member can drive the mounting sliding frame to move up and down along the moving slide rails, the tray is inserted into the mounting sliding frame, and the tray and the product thereon can be taken out together by the worker. The tray moves up and down to realize the multi-layer stacking of the product.

[0010] Further, one end of the conveying belt close to the product loading is provided with a guide assembly, the guide assembly comprises two guide tabs symmetrically arranged along the center line of the width direction of the conveying belt, the guide tab comprises a connecting portion, a guide portion and a guide portion in sequence, one end of the connecting portion away from the guide portion is connected with the rack through a guide connecting block, the two guide portions are arranged in an eight-shaped manner, and the caliber gradually decreases towards the direction close to the detection mechanism, and the two guide portions are arranged parallel to the conveying belt.

[0011] The maximum distance between the two elastic guide portions can only allow the product to pass when the length direction of the product is parallel to the direction of the conveying belt, so as to ensure that the subsequent side detection mechanism can accurately detect the two sides of the length direction of the product which need to be photographed and detected.

[0012] Further, the supporting frame is horizontally provided with a hollow placing bracket between the CCD camera one and the CCD camera three, and the placing bracket is provided with a light source for lighting the product.

[0013] The utility model discloses the beneficial effects of the following:

[0014] 1. The rack, the conveying belt, the top detection assembly, the bottom detection assembly, the side detection assembly, the unloading assembly and the turnover mechanism in the utility model are matched with each other, the CCD camera one and the CCD camera three in the top detection assembly and the side detection assembly can automatically photograph and detect the top of the product and the opposite two sides which need to be detected respectively, the conveying belt always drives the product to move, so that the product is automatically moved from the top detection assembly to the bottom detection assembly, thereby improving the efficiency of product visual detection and reducing the burden of workers.

[0015] 2. The turnover driving part of the turnover mechanism and the clamping cylinder are matched with each other in the utility model, the product moved to the position can be clamped and turned over by 180 degrees in time, so that the bottom of the product is turned over to the uppermost position, and the CCD camera two can photograph and detect the product, the whole process does not need manual turnover of workers, the detection effect of the product can be further improved, and the labor intensity of workers is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure axial view of an embodiment of the utility model;

[0017] Figure 2 It is the partial structure axial view of an embodiment of the utility model;

[0018] Figure 3 It is another partial structure axial view of an embodiment of the utility model;

[0019] Figure 4 It is the overall structure plan view of an embodiment of the utility model;

[0020] Figure 5Part structure side view of one embodiment of the utility model;

[0021] Figure 6 Whole structure schematic view of jacking assembly of one embodiment of the utility model;

[0022] In the drawing: 1, rack;2, guard frame;3, conveying belt;4, guiding assembly;41, guiding connecting block;42, guide sheet;421, connecting portion;422, guiding portion;423, guiding portion;5, safety grating;6, top detection assembly;61, CCD camera one;62, support plate;63, camera connecting rod;7, bottom detection assembly;71, CCD camera two;8, side edge detection assembly;81, detection support;82, CCD camera three;9, blanking assembly;91, push material air cylinder;92, storage box;921, box body;922, back cover;10, jacking assembly;101, moving slide rail;102, mounting slide frame;103, tray;104, sliding groove;105, jacking driving part;11, turnover mechanism;111, turnover driving part;112, connecting shaft;113, fixed block;114, clamping air cylinder;12, light source;13, placing support. DETAILED DESCRIPTION

[0023] The preferred embodiments of the utility model are described in detail below in combination with the drawings, so that the advantages and features of the utility model can be more easily understood by those skilled in the art, and the protection scope of the utility model can be more clearly and explicitly defined.

[0024] Referring to the drawings Figures 1 to 6 The CCD detection mechanism in the embodiment includes a rack 1, a guard frame 2 and a turnover mechanism 11 erected on the rack 1;A conveying belt 3 for sequentially moving products to the detection mechanism and the blanking assembly 9 is arranged horizontally on the rack 1;The products are placed on the conveying belt 3 by an external robot or manual material taking, and are moved by the conveying belt 3, and the upper and lower surfaces and the corresponding two side surfaces designated to be detected are visually detected by the detection mechanism;During the visual detection process, the conveying belt 3 is in a non-stop state, so that the external robot or the worker can continuously load the products at intervals;

[0025] The detection mechanism comprises a top detection assembly 6, a bottom detection assembly 7 and a side detection assembly 8, and CCD camera one 61, CCD camera two 71 and CCD camera three 82 are arranged on the top detection assembly 6, the bottom detection assembly 7 and the side detection assembly 8 respectively to take pictures of the top, the bottom and the opposite sides of the product, and CCD camera one 61 and CCD camera three 82 can take pictures of the top and the opposite sides of the product respectively, the conveying belt 3 always drives the product to move so as to automatically move the product from the top detection assembly 6 to the bottom detection assembly 7, thereby improving the efficiency of visual detection of the product and reducing the burden of the staff.

[0026] The turnover mechanism 11 comprises a clamping air cylinder 114 and a turnover driving part 111 capable of driving the turnover of the clamping air cylinder 114, the clamping air cylinder 114 is located between CCD camera one 61 and CCD camera two 71, and can clamp the product after taking pictures of the top and turn over the product to the position below CCD camera two 71 through the turnover driving part 111 to take pictures of the bottom of the product.

[0027] CCD camera one 61 takes pictures of the upper surface of the product directly when the product is moved by the conveying belt 3, the conveying belt 3 continues to convey, and the product can be directly moved to the clamping air cylinder 114 and located between the two clamping jaws of the clamping air cylinder 114, the clamping air cylinder 114 works to clamp the product from the side, the turnover driving part 111 drives the clamping air cylinder 114 in the horizontal state to rotate 180 degrees, so that the product clamped thereon is turned over by 180 degrees and just located below CCD camera two 71, at this time, the bottom of the product is turned over to the uppermost position and takes pictures by camera two, the whole process does not need manual turnover of the staff, and the detection effect of the product can be further improved and the labor intensity of the staff can be reduced.

[0028] The top detection assembly 6 further comprises a vertical support plate 62, one end of the support plate 62 is connected with the top of the protective frame 2, and the other end leaves a moving space for the product to move through between the upper surface of the conveying belt 3, the CCD camera one 61 is fixedly connected with the support plate 62 through a horizontally arranged camera connecting rod 63, and the CCD camera two 71 is arranged on the side of the support plate 62 away from the CCD camera one 61. The protective frame 2 can protect the CCD camera to prolong the service life thereof, and the support plate 62 can support and fix the CCD camera one 61 and the CCD camera two 71 to take pictures of the upper and lower surfaces of the product.

[0029] The side edge detection assembly 8 is provided with two, and is symmetrically arranged along the center line of the width direction of the conveying belt 3, the side edge detection assembly 8 further comprises a detection bracket 81 fixed on the side of the rack 1, and the CCD camera three 82 is arranged on the detection bracket 81 at an inclined angle. The two CCD camera threes 82 respectively photograph and detect the opposite two side edges of the product, and the inclined angle is arranged to ensure that each part of the side edge can be photographed, thereby ensuring the efficiency of product detection.

[0030] The overturning driving member 111 is provided with two and is symmetrically arranged along the center line of the width direction of the conveying belt 3, the driving ends of the two overturning driving members 111 are connected through a connecting shaft 112, the clamping cylinder 114 is horizontally arranged, and the side away from the clamping end is fixedly connected with the connecting shaft 112 through a fixing block 113, and the overturning driving member 111 can drive the clamping cylinder 114 to overturn 180 degrees along the axis of the connecting shaft 112.

[0031] In some embodiments, the overturning driving member 111 is a driving motor, the driving ends of the two driving motors are connected through a connecting shaft 112, and the clamping cylinder 114 is horizontally fixed on the connecting shaft 112. When the two driving end motors rotate synchronously, the clamping cylinder 114 can be driven to rotate around the central axis of the connecting shaft 112 by any angle. Specifically, in order to ensure that the bottom of the product can also be photographed and detected, the clamping cylinder 114 horizontally clamps the product whose upper surface has been detected by the CCD camera one 61, and rotates 180 degrees around the central axis of the connecting shaft 112, so that the bottom of the product is turned to the uppermost position, and the CCD camera two 71 can timely photograph and detect the surface. The photographing and detection of the upper and lower surfaces of the product are realized.

[0032] The blanking assembly 9 comprises a pushing cylinder 91 and a storage box 92 arranged on both sides of the rack 1 in the length direction, the storage box 92 comprises a box body 921 with openings on opposite sides, a rear cover 922 openable is arranged at the opening of the side of the box body 921 away from the conveying belt 3, and a lifting tray 103 is arranged in the box body 921. After the product detection is completed, the conveying belt 3 drives it to move to the blanking mechanism, the piston rod of the pushing cylinder 91 extends to push the product to move towards the box body 921, until it is pushed into the tray 103 in the box body 921, and the storage box 92 can uniformly store a plurality of stacked products.

[0033] After a certain number of products are placed in the storage box 92, the rear cover 922 on the box body 921 can be opened, and the staff can uniformly take out the tray 103 and the products stacked thereon, so as to reduce the material taking frequency of the staff.

[0034] It should be noted that the initial state tray 103 is located at the upper part of the box body 921, and the upper surface thereof is flush with the upper surface of the conveying belt 3. After the product is placed on the tray 103, the tray 103 is lowered by a product thickness, so that the upper surface of the product thereon is always flush with the conveying belt 3, thereby being capable of sequentially supporting multiple products.

[0035] In some embodiments, a sensor is arranged on the open top of the box body 921 close to one side of the conveying belt 3, so as to sense whether the product detected by the pushing cylinder 91 is pushed into the tray 103 in the storage box 92.

[0036] The box body 921 is provided with a jacking assembly 10, which comprises two moving slide rails 101 vertically and symmetrically arranged on the inner wall of the box body 921, a mounting sliding frame 102 slidingly arranged between the two moving slide rails 101, and a jacking driving member 105 capable of driving the mounting sliding frame 102 to move up and down. The mounting sliding frame 102 is provided with a sliding groove 104 for inserting the tray 103 in the direction of taking the product. The jacking driving member 105 can drive the mounting sliding frame 102 to move up and down along the moving slide rail 101, and the tray 103 is inserted on the mounting sliding frame 102, so as to facilitate the worker to take out the tray 103 and the product thereon together. The tray 103 can be moved up and down to realize the multi-layer stacking of the product.

[0037] In some embodiments, the combination of the moving slide rail 101 and the jacking driving member 105 can be replaced by a sliding module vertically and symmetrically arranged on the inner wall of the box body 921, and the mounting sliding frame 102 can also be driven to move up and down by the sliding module.

[0038] It should be noted that the jacking driving member 105 can be a jacking driving cylinder.

[0039] The conveying belt 3 is provided with a guiding assembly 4 close to one end of the product feeding end, which comprises two guiding tabs 42 symmetrically arranged along the center line of the width direction of the conveying belt 3. The guiding tab 42 comprises a connecting portion 421, a guiding portion 422 and a guiding portion 423 arranged in sequence. The connecting portion 421 is connected to the rack 1 through a guiding connecting block 41 away from the guiding portion 422. The two guiding portions 422 are arranged in an eight-character shape, and the caliber gradually decreases towards the direction close to the detection mechanism. The two guiding portions 422 are parallel to the conveying belt 3.

[0040] Referring to the accompanying drawings Figure 4The maximum distance between the two elastic guide portions 422 can only allow the product to pass when the length direction of the product is parallel to the direction of the conveying belt 3, so as to ensure that the subsequent side edge detection mechanism can accurately detect the two edges of the length direction of the product which needs to be photographed and detected. The guide portions 422 can guide the product just placed on the conveying belt 3, so as to avoid that the position deviation of the product placed on the conveying belt 3 affects the subsequent photographing and detection. When the product is inclined, the two guide portions 423 can push the product from the side, so that the length direction of the product always keeps parallel to the conveying direction of the conveying belt 3. The detection effect of the product is further ensured.

[0041] In some embodiments, safety gratings 5 are arranged on both sides of the rack 1 in the length direction close to the guide portions 423 of the guide elastic sheets 42, so as to ensure the safety of the workers.

[0042] A hollow placement support 13 is horizontally arranged on the support frame between the CCD camera one 61 and the CCD camera three 82, and the placement support 13 is provided with a light source 12 for illuminating the product. The arrangement of the light source 12 can illuminate the product, so that the photographing of the product by the CCD camera is clearer, and the visual detection is more accurate.

[0043] In some embodiments, a light source 12 for illuminating the product is also arranged on the side of the support frame away from the CCD camera one 61 and below the CCD camera two 71, so that the photographing and detection of the surface of the product by the CCD camera two 71 after the product is turned over are also more accurate.

[0044] The light source 12 can be locked on the placement support 13 by screws or directly placed on the placement support 13. The light source 12 is hollow in the middle, so as not to affect the photographing and detection of the upper surface of the product by the CCD camera one 61.

[0045] The above embodiments are only for illustrating the technical concept and characteristics of the present application, and the purpose is to enable the person skilled in the art to understand the content of the present application and implement it, and cannot limit the protection scope of the present application. Any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.

Claims

1. A CCD detection mechanism, characterized by: Including frame and erected on it the protective frame, the turnover mechanism, the frame is provided with a conveyor belt which can move products to detection mechanism, unloading assembly in turn, the detection mechanism includes top detection assembly, bottom detection assembly and side detection assembly, the top detection assembly, bottom detection assembly and side detection assembly are respectively provided with CCD camera one, CCD camera two and CCD camera three which can shoot and detect the top, bottom and opposite two sides of the product, the turnover mechanism includes clamping cylinder and turnover drive part which can drive it to turn over, the clamping cylinder is located between CCD camera one and CCD camera two, it can clamp the product after top shooting and detection and turn over to the bottom of CCD camera two through turnover drive part to take a photo and detect the bottom of the product.

2. The CCD detection mechanism of claim 1, wherein: The top detection assembly further includes a vertically arranged support plate, one end of the support plate is connected with the top of the protective frame, and the other end is connected with the upper surface of the conveyor belt, leaving a moving space for the product to move through, the CCD camera one is fixedly connected with the support plate through a horizontally arranged camera connecting rod, and the CCD camera two is arranged on the side of the support plate away from the CCD camera one.

3. The CCD detection mechanism of claim 1, wherein: The side detection assembly is provided with two, and is symmetrically arranged along the center line of the width direction of the conveyor belt, the side detection assembly further includes a detection support fixed on the side of the frame, and the CCD camera three is arranged on the detection support at an inclined angle.

4. The CCD detection mechanism of claim 1, wherein: The turnover drive part is provided with two and is symmetrically arranged along the center line of the width direction of the conveyor belt, the driving ends of the two turnover drive parts are connected through a connecting shaft, the clamping cylinder is horizontally arranged, and one side of the clamping cylinder away from the clamping end is fixedly connected with the connecting shaft through a fixing block, and the turnover drive part can drive the clamping cylinder to turn over 180 degrees along the axis of the connecting shaft.

5. The CCD detection mechanism of claim 1, wherein: The unloading assembly includes a pushing cylinder and a storage box arranged on both sides of the frame in the length direction, the storage box includes a box body with openings on opposite sides, a side opening of the box body away from the conveyor belt is provided with an openable rear cover, and the box body is provided with a liftable tray.

6. A CCD detection mechanism according to claim 5, wherein: The box body is provided with a jacking assembly, the jacking assembly includes two moving slides vertically and symmetrically arranged on the inner wall of the box body, a mounting sliding frame is slidably arranged between the two moving slides, and a jacking drive part is arranged to drive the mounting sliding frame to move up and down, and a sliding groove is formed in the mounting sliding frame in the direction of taking the product, and the tray is inserted into the sliding groove.

7. The CCD detection mechanism of claim 1, wherein: One end of the conveyor belt near the product feeding is provided with a guide assembly, the guide assembly includes two guide tabs symmetrically arranged along the center line of the width direction of the conveyor belt, the guide tab includes a connecting portion, a guide portion and a guide portion in turn, one end of the connecting portion away from the guide portion is connected with the frame through a guide connecting block, the two guide portions are arranged in an eight-character shape, and the caliber gradually decreases towards the direction close to the detection mechanism, and the two guide portions are parallel to the conveyor belt.

8. The CCD detection mechanism of claim 2, wherein: A hollow placing support is horizontally arranged on the support frame between the CCD camera one and the CCD camera three support, and a light source is arranged on the placing support for lighting the product.

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