CN112623674B - Conveying equipment based on CCD camera outward appearance detects - Google Patents
Conveying equipment based on CCD camera outward appearance detects Download PDFInfo
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- CN112623674B CN112623674B CN202110016052.8A CN202110016052A CN112623674B CN 112623674 B CN112623674 B CN 112623674B CN 202110016052 A CN202110016052 A CN 202110016052A CN 112623674 B CN112623674 B CN 112623674B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/02—Devices for feeding articles or materials to conveyors
- B65G47/04—Devices for feeding articles or materials to conveyors for feeding articles
- B65G47/12—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles
- B65G47/14—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding
- B65G47/1407—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding the articles being fed from a container, e.g. a bowl
- B65G47/1414—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding the articles being fed from a container, e.g. a bowl by means of movement of at least the whole wall of the container
- B65G47/1421—Vibratory movement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/06—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
- B65G47/24—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
- B65G47/248—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles by turning over or inverting them
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Specific Conveyance Elements (AREA)
Abstract
The invention relates to conveying equipment based on CCD camera appearance detection, which comprises a feeding device, a detection device and a discharging device, wherein the feeding device can realize batch and automatic feeding functions through a feeding conveyer belt mechanism, a pneumatic upender, a storage bin, a climbing chain plate conveyor and the like, and can automatically stack and collect empty boxes to realize full automation of product feeding; the detection device is provided with a plurality of groups of CCD cameras at different detection positions, so that the accurate detection of different positions of the product can be realized; the automatic turnover box body of discharging device realizes automatic unloading. The problem that prior art can't compromise mass production and accurate outward appearance detection has been solved to this equipment, through forming the production line with material feeding unit, detection device, discharging device, realizes automatic product business turn over material, improves automation efficiency, the cost of using manpower sparingly, and many check out test set detect to the different positions of product simultaneously, have improved the detection precision of product outward appearance.
Description
Technical Field
The invention relates to the technical field of electronic production, in particular to conveying equipment based on CCD camera appearance detection.
Background
Along with the rapid development of the existing industrial production, the original manpower on the production line is gradually replaced by automatic machinery, the production efficiency is gradually improved, but when a large amount of conveying equipment is used, the requirements on the equipment are very strict, and particularly in the aspect of product appearance detection, the appearance defects of the products are detected accurately in batches, so that the requirements on the detection equipment are extremely high, the reduction of the labor cost is realized, the batch production efficiency is improved, and meanwhile, the appearance of the products is identified more accurately.
Chinese patent document CN105817431B discloses an intelligent appearance defect high-speed detector, which comprises a feeding mechanism, a material guiding mechanism, a transparent turntable conveying mechanism, a detecting mechanism, a sorting mechanism and a control system, which are arranged in sequence, wherein the feeding mechanism is provided with a material supplementing device, a disc feeder, a linear feeder and a material returning device, and is also provided with a material detecting sensor capable of controlling the material supplementing of the material supplementing device; the transparent rotary table conveying mechanism consists of a servo driving system, a coupling, a bearing mounting seat and a high-light-transmission transparent glass rotary table; the detection mechanism comprises a position detection unit, a high-speed CCD camera unit, a focusing adjustment lens and an ultrahigh brightness light source illumination unit; six high-speed CCD camera units and six ultrahigh-brightness light source illuminating units are arranged, and a material supplementing device and a material returning device of the feeding mechanism realize timely material supplementing and improve the detection efficiency; the double light sources are matched with the high-speed CCD camera unit and the focusing adjusting lens, so that the image is clear, the shooting, transmitting and judging speeds are increased, and the detection precision is improved.
Chinese patent document CN107651426A discloses a material conveying system with a detection function, which includes a plurality of layers of mutually parallel conveying racks arranged in a vertical direction, each layer of conveying racks is connected by a plurality of fixing plates, and one end of each layer of conveying rack is provided with a lifting mechanism; two ends of each layer of conveying rack are respectively provided with a belt pulley, the belt pulleys of each layer of conveying rack are in transmission connection through a conveying belt, and the belt pulleys of each layer of conveying rack are driven by respective power mechanisms; the lifting mechanism comprises a supporting column, a motor and a lifting platform, wherein the supporting column is fixed on the ground, a vertical guide rail is arranged on the supporting column, the lifting platform is movably mounted on the supporting column, the lifting platform can move up and down along the vertical guide rail under the driving of the motor, platform belt pulleys are arranged at two ends of the lifting platform and connected through a platform belt, and the platform belt pulleys are driven by a platform motor. The invention can realize the on-line detection of unqualified products and realize the automatic classification and conveying of the products.
The two mechanisms respectively improve the detection mechanism and the conveying mechanism in the product detection process, and obtain a good technical effect, but for the production line environment, the functions of the equipment are single, and batch production and accurate detection cannot be simultaneously considered.
Disclosure of Invention
Aiming at the problems in the prior art, the invention discloses conveying equipment based on CCD camera appearance detection, which solves the problem that the prior art cannot give consideration to batch production and accurate appearance detection.
The specific technical scheme disclosed by the invention is as follows: a conveying device based on CCD camera appearance detection comprises a feeding device, a detecting device and a discharging device.
The feeding device comprises a pneumatic upender, a storage bin, a climbing chain plate conveyor and a vibrating disc, wherein the storage bin is used for temporarily storing products to be detected and is funnel-shaped in structure, an opening is formed in the upper portion of the storage bin, a discharge hole is formed in the lower portion of the storage bin, a first detection device is arranged on the storage bin close to the discharge hole, when materials in the storage bin are insufficient, the first detection device can send a signal in advance to require a front-section station to convey the materials to the storage bin, and a second detection device used for limiting the material storage height is further arranged on the storage bin close to the opening position to prevent the materials from being loaded too much; the pneumatic upender is positioned on the side of the opening of the storage bin, and the pneumatic upender bin is used for dumping a product to be detected, which is carried by a mechanical arm or a worker, into the storage bin; one end of the climbing chain plate conveyor is positioned below the discharge port of the storage bin, the other end of the climbing chain plate conveyor is communicated to the interior of the hopper of the vibration disc, the climbing chain plate conveyor is provided with a vibration mechanism, and products can be uniformly dispersed and discharged through the vibration mechanism, so that the discharge port products are prevented from being stacked together; the vibration disc is located on the side of the detection device and used for conveying products to be detected in the detection device in an orderly mode, a third detection device is arranged in the vibration disc, and when the materials in the vibration disc are insufficient, the third detection device can send signals in advance to require the storage bin to discharge.
The detection device comprises a glass rotary table, a stepping motor, a CCD camera, a qualified product discharging mechanism, a defective product discharging mechanism and a retest product discharging mechanism, wherein the glass rotary table is horizontally arranged, a plurality of detection stations with equal interval angles are arranged on the surface of the glass rotary table, and a group of CCD cameras are arranged on each detection station; and a stepping motor is arranged below the glass turntable, and an output shaft of the stepping motor is connected with the center of the glass turntable.
Discharging device includes the conveyer belt subassembly that the multirow set up side by side, and every row of conveyer belt subassembly is equipped with the multilayer conveyer belt along vertical direction, and the direction of transfer of adjacent conveyer belt is opposite about in the same row of conveyer belt subassembly, and the direction of transfer of same layer of conveyer belt is opposite among the adjacent conveyer belt subassembly, and multirow multilayer transport structure is realized to this structure, can promote discharging device storage capacity, realizes that stage is unloaded, need not to unload in succession, causes personnel's cost to increase.
Further, still include pay-off conveyer belt mechanism among the material feeding unit, pay-off conveyer belt mechanism is located pneumatic upender's preceding process position, pay-off conveyer belt mechanism places the section including full case, full case transport section and empty case collection section, full case is placed the section and is used for placing and transporting the box that fills with the product of waiting to detect, full case transport section is used for to pneumatic upender transport to detect the product and temporary storage fills with the box that detects the product, empty case collection section is used for collecting the arrangement empty case.
Further, the full-box placing section and the full-box conveying section are placed side by side, the transmission directions of the full-box placing section and the full-box conveying section are opposite, a full-box transverse moving mechanism is arranged between the tail end of the full-box placing section and the head end of the full-box conveying section, and an empty-box transverse moving mechanism is arranged at the tail end of the full-box conveying section; the head end of the empty box collecting section is connected with the tail end of the full box conveying section in a matching mode.
Furthermore, the empty box collecting section comprises an empty box conveying belt and a stacker crane, the stacker crane is located at the side of the tail end of the full box conveying section and used for receiving boxes conveyed by the empty box transverse moving mechanism and stacking the boxes, and the empty box conveying belt is used for conveying the boxes subjected to stacking.
Further, still be equipped with certified products ejection of compact station, defective products ejection of compact station, heavily survey article ejection of compact station on the glass carousel, just correspond respectively on certified products ejection of compact station, defective products ejection of compact station, the heavily survey article ejection of compact station and install certified products discharge mechanism, defective products discharge mechanism, heavily survey article discharge mechanism, certified products discharge mechanism is used for transporting qualified product to discharging device on and vanning, defective products discharge mechanism is used for transporting to the defective products region that collects that detects unqualified product, carries out unified destruction or retrieves and recycles, heavily survey article discharge mechanism and be used for transporting to the vibration dish again the product that detects the unclear or detect the position incorrect again, carry out outward appearance detection once more.
Furthermore, the detection device further comprises a PLC (programmable logic controller) and a positioning optical fiber, wherein the positioning optical fiber is used for positioning the position zero point of the glass rotary table, and the PLC is used for writing the positions of each detection station, a qualified product discharging station, a defective product discharging station and a re-measured product discharging station so as to control the action sequence of each mechanism on the glass rotary table.
Further, a transverse displacement mechanism for transversely pushing the box body is arranged between the conveying belts on the same layer in the adjacent conveying belt assemblies.
Furthermore, one end of each row of conveying belt components is provided with a lifting machine, and the lifting machines in the conveying belt components are positioned on the same side of the conveying belt components.
Furthermore, a box body limiting mechanism is arranged in the discharging device, the box body limiting mechanism is positioned below a conveying belt of the discharging device, the conveying direction of the conveying belt points to the elevator, and the position of the box body limiting mechanism is close to one side of the position of the elevator.
Further, box stop gear includes fan and ejector pin, the ejector pin is including fixed cylinder body and jacking rod, jacking rod one end is equipped with the balancing weight, just the balancing weight is located inside the fixed cylinder body, fixed cylinder body bottom is equipped with the vent, vent and fan intercommunication.
Furthermore, the detection device also comprises a discharge conveying mechanism, the discharge conveying mechanism comprises a first discharge part, a second discharge part, a discharge conveying belt and a discharge conveying motor, and the discharge conveying belt is used for receiving the qualified products conveyed by the qualified product discharge mechanism; the discharging conveying motor is positioned below the discharging conveying belt and used for providing power for the discharging conveying belt 2064; the second discharging part is connected with the end part of the discharging conveyer belt, and an included angle of 45-60 degrees is formed between the second discharging part and the discharging conveyer belt; the first discharging part is hinged with the end part of the discharging conveyor belt, and when the first discharging part is contacted with the second discharging part, a storage hopper for temporarily storing qualified products is formed.
Furthermore, the conveyer belt that lies in the direction of transfer head end among the discharging device is equipped with the empty case and places the district, and the conveyer belt that lies in the direction of transfer end is equipped with full case and receives the material district, empty case is placed the district and is used for placing the box to discharging device to receive the qualified product of transmission among the detection device, full case is received the material district and is then used for discharging device's conveyer belt under artifical or mechanical box transport that will fill with qualified product.
Further, horizontal displacement mechanism sets up at discharging device both ends with the lifting machine relatively, sets up horizontal displacement mechanism and lifting machine relatively in this structure, and the one end of the conveyer belt subassembly of same row only needs vertical lifting machine that sets up, can realize the transportation effect on different layers.
Compared with the prior art, the invention has the following advantages:
1. according to the feeding device of the conveying equipment, the batch and automatic feeding functions can be realized through the feeding and conveying belt mechanism, the pneumatic upender, the storage bin and the climbing chain plate conveyor, and the feeding and conveying belt mechanism can automatically stack and collect empty boxes, so that the product feeding is fully automatic, the number of operators is reduced, and the labor cost is saved.
2. The vibrating disc in the feeding device of the conveying equipment can convey different products orderly in one direction, the detection device is provided with a plurality of groups of CCD cameras at different detection positions, so that the accurate detection of different positions of the products can be realized, major defects such as appearance defects, holes and holes, small holes, outer diameters, lengths and the like of the products can be accurately detected, the accuracy of detection results is improved, qualified products and unqualified products are accurately screened out through the qualified product discharging mechanism, the unqualified product discharging mechanism and the retest product discharging mechanism and are subjected to targeted treatment, the outflow of the unqualified products is reduced, and the productivity and efficiency are improved.
3. The discharging device of the conveying equipment adopts a multi-row multi-layer conveying belt structure, can automatically turn over empty boxes and boxes filled with qualified products, realizes uninterrupted box body switching, is convenient to store the empty boxes, is simple and convenient to operate, and can greatly reduce the labor cost.
Drawings
FIG. 1 is a schematic top view of a conveying apparatus based on CCD camera appearance inspection in an embodiment of the present invention;
fig. 2 is a front view of a feeding device and a detecting device in the conveying apparatus according to the embodiment of the present invention;
FIG. 3 is a top view of a feeding device and a detecting device in the conveying apparatus according to the embodiment of the present invention;
FIG. 4 is a schematic top view of a feed conveyor mechanism in a feeding apparatus according to an embodiment of the invention;
FIG. 5 is a schematic diagram of a feeding belt mechanism and a pneumatic upender in a feeding device according to an embodiment of the present invention;
FIG. 6 is a front view of an outfeed device in a delivery apparatus of an embodiment of the present invention;
FIG. 7 is a top view of an outfeed unit of the delivery apparatus of an embodiment of the present invention;
FIG. 8 is a side view of an outfeed unit of a delivery apparatus according to an embodiment of the present invention;
FIG. 9 is an enlarged partial view of the carriage stop mechanism shown in FIG. 6 at A, when retracted;
FIG. 10 is a partially enlarged view of the case stop mechanism shown in FIG. 6 at A when it is lifted;
FIG. 11 is a schematic front view of a feeding device, a detecting device and a discharging device according to an embodiment of the present invention;
FIG. 12 is a side view of the feeder, detector and outfeed units of an embodiment of the invention;
FIG. 13 is a schematic view of a portion of the outfeed conveyor mechanism of FIG. 12 in an open position B;
FIG. 14 is a partial schematic view of the outfeed conveyor mechanism of FIG. 12 in a closed position at B.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, and it should be understood that the embodiments described herein are merely for the purpose of illustrating and explaining the present invention and are not intended to limit the present invention.
It should be understood that the orientations of "up" and "down" in the embodiments are described based on the orientations of "up" and "down" in the drawings, which are only for convenience of description and do not limit the structure of the present invention.
Example (b):
referring to fig. 1, 10 and 11, a conveying device based on appearance detection of a CCD camera includes a feeding device 1, a detecting device 2 and a discharging device 3.
As shown in fig. 2-5, the feeding device 1 includes a pneumatic upender 104, a storage bin 103, a climbing chain plate conveyor 102 and a vibrating tray 101, the storage bin 103 is used for temporarily storing products to be detected, and has a funnel-shaped structure, an opening is formed in the upper portion of the storage bin 103, a discharge port is formed in the lower portion of the storage bin, a first detection device is arranged on the storage bin 103 near the discharge port, when the materials in the storage bin 103 are insufficient, the first detection device can send a signal in advance to request a front-stage station to convey the materials to the storage bin 103, and a second detection device for limiting the material storage height is further installed on the storage bin 103 near the opening to prevent the materials from being loaded too much; the pneumatic upender 104 is positioned at the side of the opening of the storage bin 103, and the pneumatic upender 104 is used for dumping a product to be detected, which is carried by a manipulator or a person, into the storage bin 103; one end of the climbing chain plate conveyor 102 is positioned below a discharge port of the storage bin 103, the other end of the climbing chain plate conveyor 102 is communicated into a hopper of the vibration disc 101, the climbing chain plate conveyor 102 is provided with a vibration mechanism, products can be uniformly dispersed and discharged through the vibration mechanism, and the discharge port products are prevented from being stacked together; vibration dish 101 is located detection device 2 sides for to wait to detect the product to the orderly transport of detection device in, be equipped with third detection device in the vibration dish 101, when the material is not enough in the vibration dish, third detection device can send the signal in advance and require the storage silo ejection of compact.
Explained here, the pneumatic turning bin 104 is a bin structure capable of turning over at a large angle, and is commonly used at a feeding position of a feeding device for adding materials into some equipment, and is used for adding products to be detected into a storage bin in the present invention; the clamping hopper can be used for clamping and fixing the box body, and when the clamping hopper is turned over, the box body and the clamping hopper can be guaranteed to have no displacement change.
The climbing chain plate conveyor 102 is a device for conveying a climbing chain plate conveyor at a large inclination angle (or vertical), has the advantages of simple structure, reliable operation, convenient maintenance and the like of a general belt conveyor, has the characteristics of large inclination angle (90-degree vertical) conveying, compact structure, small occupied area and the like, and is used for conveying products to be detected in a storage bin to a vibration disc.
The vibration disk 101 is an auxiliary feeding device of an automatic assembling or automatic processing machine, which can arrange various products in order, and can be matched with the automatic assembling device to assemble various parts of the products into a complete product or matched with the automatic processing machine to finish processing workpieces. The parts in the hopper, as a result of being subjected to such vibrations, rise along a helical track. During the ascending process, the parts can automatically enter the assembling or machining position in a uniform state according to the assembling or machining requirements through screening or posture change of a series of tracks. The vibration disc can adopt the structure of the above or other existing designs, and the detailed description is omitted.
In addition, as shown in fig. 4 and 5, the feeding device 1 further includes a feeding and conveying belt mechanism 105, the feeding and conveying belt mechanism 105 is located at a position of a previous process of the pneumatic upender 104, the feeding and conveying belt mechanism 105 includes a full-box placing section 1051, a full-box conveying section 1052 and an empty-box collecting section 1053, the full-box placing section 1051 is used for placing and transporting boxes filled with products to be detected, the full-box conveying section 1052 is used for conveying the products to be detected to the pneumatic upender 104 and temporarily storing the boxes filled with the products to be detected, and the empty-box collecting section 1053 is used for collecting and arranging the empty boxes. In this embodiment, the full-box placing section 1051 and the full-box conveying section 1052 are placed side by side, and the transmission directions of the full-box placing section 1051 and the full-box conveying section 1052 are opposite, a full-box traversing mechanism 1054 is arranged between the tail end of the full-box placing section 1051 and the head end of the full-box conveying section 1052, and the full-box traversing mechanism 1054 is used for transversely moving the box body full with the products to be detected from the full-box placing section 1501 to the full-box conveying section 1052; the tail end of the full-box conveying section 1052 is connected to the pneumatic upender 104 in a matching mode, and an empty-box transverse moving mechanism 1055 is arranged at the tail end of the full-box conveying section 1052; the head end of the empty box collecting section 1053 is connected with the tail end of the full box conveying section 1052 in a matching mode, the empty box collecting section 1053 comprises an empty box conveying belt 1057 and a stacker crane 1056, the stacker crane 1056 is located on the side of the tail end of the full box conveying section 1052 and used for receiving empty boxes conveyed by the empty box traversing mechanism 1055 and stacking the empty boxes in a stacking mode, and the empty box conveying belt 1057 is used for conveying boxes subjected to stacking. The specific operation process comprises the steps of firstly manually or mechanically placing a box body filled with products to be detected on a full box placing section 1051, conveying the box body to the position of a full box transverse moving mechanism 1054 by the full box placing section 1051, pushing the box body onto the full box conveying section 1052 by the full box transverse moving mechanism 1054, conveying the box body into a clamping hopper of a pneumatic upender 104 by the full box conveying section 1052, overturning the clamping hopper of the pneumatic upender 104 under the action of an air cylinder and dumping the products in the hopper into a storage bin 103, pushing an empty box out of the clamping hopper onto the full box conveying section 1052, transversely pushing the empty box into a stacker 1056 in an empty box collecting section 1053 by an empty box transverse moving mechanism 1055 arranged on the full box conveying section 1052, stacking the empty boxes to multiple layers by the stacker 1056 and conveying the empty box to an empty box conveying belt 1057, and finally conveying the empty boxes by manual or mechanical conveying.
Referring to fig. 2 and 3, the detection device 2 includes a glass turntable 201, a stepping motor, a CCD camera 202, a qualified product discharging mechanism 203, a defective product discharging mechanism 205, and a heavy detected product discharging mechanism 204, wherein the glass turntable 201 is horizontally disposed, a plurality of equiangular detection stations are disposed on the surface of the glass turntable 201, the angular intervals between the detection stations are set to 19.7 °, 12 groups of detection stations are provided, and a group of CCD cameras 202 is disposed on each group of detection stations; a stepping motor is arranged below the glass rotary table, and an output shaft of the stepping motor is connected with the center of the glass rotary table; besides the detection station, the upper surface of the glass rotary table is also provided with a qualified product discharging station, a defective product discharging station and a re-measured product discharging station, the qualified product discharging station, the defective product discharging station and the re-measured product discharging station are respectively and correspondingly installed on the qualified product discharging station, the defective product discharging station and the re-measured product discharging station, the qualified product discharging mechanism 203 is used for transporting qualified products to the discharging device 3 for boxing, the defective product discharging mechanism 205 is used for transporting unqualified products to an unqualified product collecting area for unified destruction or recycling, and the re-measured product discharging mechanism 204 is used for re-transporting products which are not clearly detected or are incorrect in detection direction to the vibration disc 101 for appearance detection again.
More specifically, as shown in fig. 13 and 14, the qualified product discharging mechanism 203 of the detecting device 2 is correspondingly provided with a discharging conveying mechanism 206 for conveying qualified products to the discharging device 3, the discharging conveying mechanism 206 includes a first discharging portion 2061, a second discharging portion 2062, a discharging conveyer belt 2063 and a discharging conveying motor 2064, and the discharging conveyer belt 2063 is used for receiving the qualified products conveyed by the qualified product discharging mechanism 203; the discharging conveyor motor 2064 is positioned below the discharging conveyor belt 2063 and is used for providing power for the discharging conveyor belt 2064; the second discharging part 2062 is connected with the end of the discharging conveyer belt 2063, and the second discharging part 2062 and the discharging conveyer belt 2063 form an included angle of 45-60 degrees; the first discharging portion 2061 is hinged to the end of the discharging conveyor belt 2063, and the first discharging portion 2061 and the second discharging portion 2062 can form a storage hopper for temporarily storing qualified products when contacting, and the operation process of the discharging conveyor mechanism is as follows: the qualified products are conveyed to the discharging conveyor belt 2063 by the qualified product discharging mechanism 203, the qualified products on the discharging conveyor belt 2063 are counted by a counting device arranged above the end part of the discharging conveyor belt 2063, at this time, the first discharging part 2061 is in an open state, the qualified products are conveyed to the box body of the discharging device 3 through the second discharging part 2062, when the set number is met, the first discharge portion 2061 is closed toward the second discharge portion 2062 to form a temporary storage hopper, the discharge conveyor 2063 continues to transport and count the products, the full box in the discharge device 3 is transported to the next station, the current position is replaced by a subsequent empty box, and after the empty box is in place, the first discharging part 2061 is kept open, the product stored therein is conveyed into the empty box, and is transported further by the outfeed conveyor 2063 until a set number is reached, which ensures transport between the detection device 2 and the outfeed device 3 without stopping.
Wherein, the detection device 2 further comprises a PLC controller and a positioning optical fiber, the positioning optical fiber is used for positioning the position zero point of the glass rotary disc 201, the PLC controller can write the positions of each detection station, qualified product discharging station, defective product discharging station and re-detection product discharging station in advance, namely, the position of each product to be detected on the glass rotary disc is taken as the starting point by the positioning optical fiber, the positions of the detection station I, the detection station II, the detection station III … … detection station twelve, the qualified product discharging station, the defective product discharging station and the re-detection product discharging station are all written into the PLC controller, in the automatic operation process of the glass rotary disc, each product to be detected can be sequentially operated to the positions of each detection station by the positioning optical fiber, and is photographed by the CCD camera 202 on the detection station respectively, the upper computer software processes the photos of each product on different detection stations, and whether the corresponding detection position is qualified is analyzed and judged, the result is transmitted to the PLC, and the corresponding discharge hole position is controlled to act according to the result: if the results obtained by the CCD cameras 202 on the 12 detection stations are all qualified, the qualified product discharging mechanism acts to convey the product to the discharging device 3, and the defective product discharging mechanism and the re-measured product discharging mechanism do not act; if at least one station is unqualified in the results obtained by the CCD camera 202 on the 12 detection stations, the defective product discharging mechanism acts to convey the product to an unqualified product collecting area, and the qualified product discharging mechanism and the re-measured product discharging mechanism do not act; if at least one of the CCD cameras 202 on the 12 detection stations has a missing or unclear picture, the discharging mechanism of the re-measured product acts to re-convey the product to the vibration disk 101, and the discharging mechanism of the qualified product and the discharging mechanism of the unqualified product do not act.
As shown in fig. 6 to 10, the discharging device 3 is a conveyor belt structure, and includes two rows of conveyor belt assemblies arranged side by side, each row of conveyor belt assemblies is provided with two layers of conveyor belts along a vertical direction, the conveying directions of the upper and lower adjacent conveyor belts in the same row of conveyor belt assemblies are opposite, the conveying directions of the conveyor belts in the same layer in the adjacent conveyor belt assemblies are opposite, and a lateral displacement mechanism 305 is provided between the conveyor belts in the same layer in the adjacent conveyor belt assemblies, and is used for box body movement between the conveyor belts in the same layer.
In this embodiment, the discharging device 3 includes four conveying belts, which includes a first conveying belt 3011, a second conveying belt 3012, a third conveying belt 3013, and a fourth conveying belt 3014, wherein the first conveying belt 3011 and the second conveying belt 3012 are vertically stacked, the third conveying belt 3013 and the fourth conveying belt 3014 are vertically stacked, the first conveying belt 3011 and the fourth conveying belt 3014 are located on the same plane side by side, and the second conveying belt 3012 and the third conveying belt 3013 are located on the same plane side by side, so as to form a double-row and double-layer conveying structure. Meanwhile, a first lifting machine 3021 is arranged at the same end of the first conveying belt 3011 and the second conveying belt 3012, and a second lifting machine 3022 is arranged at the same end of the third conveying belt 3013 and the fourth conveying belt 3014. Wherein, the first conveyor belt 3011 is equipped with the empty case and places the district 303 in the head end of direction of transfer, and the fourth conveyor belt 3014 is equipped with the material receiving area 304 of full case in the end of direction of transfer. It should be noted that the number of the conveyor belts in the discharging device is not limited to the number in the embodiment, the number of the conveyor belts can be adjusted according to the actual production requirement, and the corresponding other structural positions can be changed under the condition that a plurality of conveyor belts are kept connected in series in space.
The lifting machine used in this embodiment is used for vertically transporting boxes on different layers of conveyor belts in the vertical direction, and includes a lifting housing 3022A, a reversing conveyor belt 3022B, and a lifting frame 3022C, where the lifting housing 3022A is mounted on the lifting frame 3022C, the lifting housing 3022A can move up and down along the lifting frame 3022C through driving of a motor, the reversing conveyor belt 3022B is located in the lifting housing 3022A, and the transmission direction of the reversing conveyor belt 3022B can be changed clockwise or counterclockwise.
Meanwhile, a box body limiting mechanism 306 is also arranged in a conveying belt in the discharging device 3, when the conveying direction of a certain conveying belt points to the elevator, the box body limiting mechanism 306 is positioned at the position on the current conveying belt close to the elevator, the box body limiting mechanism 306 can adopt a pneumatic limiting rod which is positioned at the position on the conveying belt close to the elevator, in the embodiment, the distance of at least one box body width is arranged between every two box body limiting mechanisms 306, when the box body runs to the tail end of the conveying belt, whether the position of the current elevator is flush with the conveying belt or not is judged, whether a box body is arranged in the elevator or not is judged, when the elevator is flush with the conveying belt and no box body is arranged in the elevator, the conveying belt conveys other box body elevators, but if the elevator contains the box body or the position of the elevator is not flush, the box body limiting mechanism is lifted, and the box body between the box body limiting mechanisms is limited, in addition, the box body limiting mechanisms 306 can also respectively act, the box body limiting mechanisms close to the hoister retract, and when the box body limiting mechanisms far away from the hoister ascend, the box bodies closest to the hoister on the conveyor belt can be transported to the hoister, and meanwhile, the subsequent box body transportation is limited.
Alternatively, as shown in fig. 9-10, in the embodiment, the box body limiting mechanism 306 may further adopt a fan 3064 and a top bar in cooperation, the top bar includes a fixed cylinder 3063 and a top bar 3061, a weight 3062 is disposed at one end of the top bar 3061, the weight 3062 is located inside the fixed cylinder 3063, a vent is disposed at the bottom of the fixed cylinder 3063, the vent is communicated with the fan 3064, when the wind power of the fan 3064 is adjusted, the wind power introduced into the fixed cylinder 3063 can be controlled, so as to control the air pressure inside the fixed cylinder 3063, when the pressure generated by the air pressure is greater than the weight of the weight 3062, the top bar 3061 can be raised to limit the box body, when the top bar 3061 needs to be retracted, the wind power of the fan 3064 can be reduced, so that the pressure generated by the air pressure inside the fixed cylinder 3063 is reduced below the weight of the weight 3062, and.
Following layer conveyer belt transports the box to upper conveyer belt for the example, lower floor's conveyer belt anticlockwise transports, upper conveyer belt transports clockwise, this lifting machine during operation, promote the casing earlier move to with lower floor's conveyer belt coplanar position, lower floor's conveyer belt anticlockwise operation conveys the box to the lifting machine, the switching-over conveyer belt anticlockwise rotation receives the box to switching-over conveyer belt central authorities by lower floor's conveyer belt this moment, the box back that targets in place, switching-over conveyer belt stop motion, promote the casing upwards move to with upper conveyer belt coplanar position, the clockwise operation of switching-over conveyer belt this moment, carry the box to the upper conveyer belt.
In the use process of the discharging device 3 in this embodiment, a plurality of empty boxes can be sequentially placed in the empty box placing area 303 in advance, the empty boxes are sequentially conveyed through the first conveying belt 3011, the first lifting machine 3021, the second conveying belt 3012, the third conveying belt 3013, the second lifting machine 3022, and the fourth conveying belt 3014, when the discharge port of the qualified product discharging mechanism 203 in the detection device 2 is located in the middle of the fourth conveying belt 3014, the empty boxes can be fully paved with the first conveying belt 3011, the second conveying belt 3012, and the third conveying belt 3013 until the qualified product discharging mechanism in the upper middle of the fourth conveying belt 3014 is located, the qualified products are continuously conveyed into the boxes, when the conveyed products in a single box reach a set number, the next empty box is automatically switched, the full box is conveyed to the full box receiving area 304, and is conveyed from the conveying belt by a manual or mechanical hand; alternatively, if the discharge port of the qualified product discharge mechanism 203 in the detection device 2 is located in the middle of the third conveyor belt, the empty boxes can be fully paved on the first conveyor belt 3011 and the second conveyor belt 3012 until the qualified product discharge mechanism in the middle of the third conveyor belt 3013 is located, when the number of conveyed products in a single box reaches a set number, the empty boxes are automatically switched, and the full boxes are finally conveyed to the full box receiving area 304 through the third conveyor belt 3013, the second elevator 3022 and the fourth conveyor belt 3014 and are conveyed down from the conveyor belts manually or by a manipulator. It should be noted that in this embodiment, the conveyer belts of different layers are all driven and controlled by separate motors.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (6)
1. A conveying device based on CCD camera appearance detection comprises a feeding device, a detection device and a discharge device, and is characterized in that,
the feeding device comprises a pneumatic upender, a storage bin, a climbing chain plate conveyor and a vibrating disc, wherein the storage bin is used for temporarily storing products to be detected and is funnel-shaped in structure, an opening is formed in the upper portion of the storage bin, and a discharge hole is formed in the lower portion of the storage bin; the pneumatic upender is positioned on the side of the opening of the storage bin and used for dumping a product to be detected, which is carried by a mechanical arm or a worker, into the storage bin; one end of the climbing chain plate conveyor is positioned below the discharge port of the storage bin, and the other end of the climbing chain plate conveyor is communicated into the hopper of the vibration disc; the vibrating disk is positioned at the side of the detection device and used for sequentially conveying products to be detected into the detection device,
the feeding device further comprises a feeding and conveying belt mechanism, the feeding and conveying belt mechanism is located at the position of the previous working procedure of the pneumatic upender, the feeding and conveying belt mechanism comprises a full box placing section, a full box conveying section and an empty box collecting section, the full box placing section is used for placing and conveying boxes filled with products to be detected, the full box conveying section is used for conveying the products to be detected to the pneumatic upender and temporarily storing the boxes filled with the products to be detected, and the empty box collecting section is used for collecting and arranging empty boxes; the full-box placing section and the full-box conveying section are placed side by side, the transmission directions of the full-box placing section and the full-box conveying section are opposite, a full-box transverse moving mechanism is arranged between the tail end of the full-box placing section and the head end of the full-box conveying section, and an empty-box transverse moving mechanism is arranged at the tail end of the full-box conveying section; the head end of the empty box collecting section is connected with the tail end of the full box conveying section in a matching manner; the empty box collecting section comprises an empty box conveying belt and a stacker crane, the stacker crane is positioned at the side of the tail end of the full box conveying section and used for receiving the boxes conveyed by the empty box traversing mechanism and stacking the boxes in a stacking manner, the empty box conveying belt is used for conveying the boxes after stacking is completed,
the detection device comprises a glass rotary table, a stepping motor, a CCD camera, a qualified product discharging mechanism, a defective product discharging mechanism and a retest product discharging mechanism, wherein the glass rotary table is horizontally arranged, a plurality of detection stations with equal interval angles are arranged on the surface of the glass rotary table, and a group of CCD cameras are arranged on each detection station; a stepping motor is arranged below the glass rotary table, an output shaft of the stepping motor is connected with the center of the glass rotary table, a qualified product discharging station, a defective product discharging station and a retest product discharging station are further arranged on the glass rotary table, and a qualified product discharging mechanism, a defective product discharging mechanism and a retest product discharging mechanism are correspondingly arranged on the qualified product discharging station, the defective product discharging station and the retest product discharging station respectively, wherein the qualified product discharging mechanism is used for transporting qualified products to be detected to a discharging device for boxing, the defective product discharging mechanism is used for transporting unqualified products to an unqualified product collecting area for unified destruction or recycling, and the retest product discharging mechanism is used for transporting products which are not clearly detected or are not detected in an incorrect direction to a vibration disc for appearance detection again; the detection device also comprises a PLC controller and a positioning optical fiber, wherein the positioning optical fiber is used for positioning the position zero point of the glass rotary table, the PLC controller is used for writing the positions of each detection station, a qualified product discharging station, a defective product discharging station and a re-measured product discharging station so as to control the action sequence of each mechanism on the glass rotary table,
the discharging device comprises a plurality of rows of conveyor belt assemblies arranged in parallel, each row of conveyor belt assembly is provided with a plurality of layers of conveyor belts along the vertical direction, the conveying directions of upper and lower adjacent conveyor belts in the same row of conveyor belt assembly are opposite, the conveying directions of the same layer of conveyor belt in the adjacent conveyor belt assemblies are opposite,
the detection device also comprises a discharge conveying mechanism, the discharge conveying mechanism comprises a first discharge part, a second discharge part, a discharge conveyer belt and a discharge conveyer motor, and the discharge conveyer belt is used for receiving the qualified products conveyed by the qualified product discharge mechanism; the discharging conveying motor is positioned below the discharging conveying belt and used for providing power for the discharging conveying belt; the second discharging part is connected with the end part of the discharging conveyer belt, and an included angle of 45-60 degrees is formed between the second discharging part and the discharging conveyer belt; the first discharging part is hinged with the end part of the discharging conveyer belt, when the first discharging part is contacted with the second discharging part, a storage hopper for temporarily storing qualified products is formed, when the qualified products are conveyed to the discharging conveyer belt by the qualified product discharging mechanism, the qualified products on the discharging conveyer belt are counted by a counting device arranged above the end part of the discharging conveyer belt, at the moment, the first discharging part is in an open state, the qualified products are conveyed to the discharging device through the second discharging part, when the set number is met, the first discharging part is closed to the second discharging part to form a temporary storage hopper, the discharging conveyer belt is still continuously conveyed and the products are counted, at the moment, the discharging device conveys a full box to a next station, the current position is replaced by a subsequent empty box, after the empty box is in place, the first discharging part is opened, the products stored in the first discharging part are conveyed to the empty box, and is transported by the discharge conveyor belt continuously until the set number is reached.
2. The conveying equipment based on the CCD camera appearance detection as claimed in claim 1, wherein a transverse displacement mechanism for transversely pushing the box body is arranged between the conveying belts on the same layer in the adjacent conveying belt assemblies.
3. The conveying equipment based on the CCD camera appearance detection as claimed in claim 2, wherein one end of each row of the conveying belt assembly is provided with a lifter, and the lifters in the conveying belt assembly are positioned on the same side of the conveying belt assembly.
4. The conveying equipment based on the CCD camera appearance detection as claimed in claim 3, wherein a box body limiting mechanism is arranged in the discharging device, the box body limiting mechanism is positioned below a conveying belt of the elevator in the discharging device, and the box body limiting mechanism is positioned close to one side of the elevator.
5. The conveying equipment based on CCD camera appearance detection of claim 4, wherein the box limiting mechanism comprises a fan and a push rod, the push rod comprises a fixed cylinder and a push rod, a balancing weight is arranged at one end of the push rod and located inside the fixed cylinder, a vent is arranged at the bottom of the fixed cylinder and communicated with the fan.
6. The conveying equipment based on the CCD camera appearance detection as claimed in claim 5, wherein the transverse displacement mechanism and the lifting machine are oppositely arranged at two ends of the discharging device.
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| CN113335599A (en) * | 2021-05-25 | 2021-09-03 | 浙江创特新材科技有限公司 | Film pasting device for oxygen sensor of automobile wire harness |
| CN113752618B (en) * | 2021-09-21 | 2024-07-12 | 山东西泰克仪器有限公司 | Automatic sampling inspection reflux device |
| CN113953184B (en) * | 2021-11-11 | 2024-04-09 | 杭州洛搏特自动化设备有限公司 | Multilayer glass plate image screening machine |
| CN115367380B (en) * | 2022-08-22 | 2024-08-13 | 苏州谦通仪器设备有限公司 | Automatic universal material test equipment, system and method based on data processing |
| CN115445945B (en) * | 2022-10-11 | 2024-05-24 | 景德镇陶瓷大学 | Multilayer defect classification's silicon nitride bearing ball defect nondestructive test device |
| CN116101740A (en) * | 2022-12-09 | 2023-05-12 | 深圳奥拦科技有限责任公司 | Longan directional placement equipment with guide mechanism |
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| JP5268071B2 (en) * | 2009-03-16 | 2013-08-21 | 株式会社石川製作所 | Appearance inspection equipment for parts |
| CN109178963A (en) * | 2017-06-30 | 2019-01-11 | 上海倍獭工业机器人有限公司 | Multistation producing line feeding device |
| CN107985979B (en) * | 2017-12-18 | 2023-10-27 | 湖南三德科技股份有限公司 | Sample collecting and batching system for sample collecting and preparing |
| CN108554847B (en) * | 2018-05-11 | 2019-05-28 | 苏州明远汽车零部件制造有限公司 | A kind of automatic detecting machine |
| CN109174670A (en) * | 2018-08-17 | 2019-01-11 | 嘉善华磊精密机械有限公司 | A kind of eddy current inspection, image apparent size detection combination equipment |
| CN208721008U (en) * | 2018-10-17 | 2019-04-09 | 深圳市百隆达科技有限公司 | A kind of rotating disc type CCD vision-based detection automation equipment |
| CN210557755U (en) * | 2019-07-12 | 2020-05-19 | 格力电器（武汉）有限公司 | Cache line for double-layer S-shaped transportation |
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