CN110186932B - Terminal omnibearing vision detection device and method thereof - Google Patents
Terminal omnibearing vision detection device and method thereof Download PDFInfo
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- CN110186932B CN110186932B CN201910505489.0A CN201910505489A CN110186932B CN 110186932 B CN110186932 B CN 110186932B CN 201910505489 A CN201910505489 A CN 201910505489A CN 110186932 B CN110186932 B CN 110186932B
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- terminal
- frame
- fixedly arranged
- assembly
- rotating
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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
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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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
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3422—Sorting according to other particular properties according to optical properties, e.g. colour using video scanning devices, e.g. TV-cameras
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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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/13—Moving of cuvettes or solid samples to or from the investigating station
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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
- G01N21/8806—Specially adapted optical and illumination features
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
Abstract
The invention discloses a terminal omnibearing visual detection device and a terminal omnibearing visual detection method, wherein the device comprises a rack, a feeding component for conveying terminals, a rotating component for driving the terminals to rotate and a screening component for screening the terminals are sequentially arranged on the rack, and detection components for visually detecting the terminals on the rotating component are arranged on one side/two sides of the rotating component; and the rack is also provided with a clamping assembly for clamping the terminals on the feeding assembly to the rotating assembly and clamping the terminals on the rotating assembly to the screening assembly. The beneficial effects of the invention are mainly as follows: compared with the prior art, the device accurately detects the appearance of the terminal, prevents bad products from leaving the factory, and improves the qualification rate of the terminal. Meanwhile, the automatic degree is high, manual operation is not needed, the production efficiency and the qualification rate are improved, the cost is saved, and the method has good market application value.
Description
Technical Field
The invention relates to the technical field of detection equipment, in particular to a terminal omnibearing visual detection device and a terminal omnibearing visual detection method.
Background
Along with the rapid development of society and rapid progress of technology, the electronic industry has been greatly developed, the application field range of connector terminal molds is also continuously expanding, and according to data statistics results, the global connector is used in various common fields such as automobiles, computers, communication, industry, aerospace and the like. With the development of electronic products, people have higher requirements on functions, precision, volume and cost, and as a terminal of one of important components of a computer connector, the processing and manufacturing of a forming die of the terminal are also gradually and accurately performed.
In the prior art, in the processing process of connector terminals by adopting an injection mold, a tape pulling machine is used for conveying terminals into the mold for automatic production when the connector terminals are injection molded, and the mold is damaged and production is affected due to the fact that the terminal is deformed in the feeding process, the mold is damaged due to the fact that the terminal is deformed and is lack of materials when the mold is closed. In the prior art, the traditional manual operation mode is adopted for judging whether the terminal to be molded entering the inside of the die deforms or not, and when the terminal is detected, the terminal is easily scratched by manual pushing, the operation mode is low in speed and poor in quality, defective products are easily mixed in the detection of the appearance of human eyes, the accurate detection cannot be realized, and the integral use performance of the terminal is extremely influenced; and traditional operation adopts the manual work to go on, and manual operation's speed is slower, and production efficiency is low, and needs to consume a large amount of manpower and materials, has improved manufacturing cost.
The prior art has defects and needs improvement.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a terminal omnibearing visual detection device and a terminal omnibearing visual detection method.
The aim of the invention is achieved by the following technical scheme:
the omnibearing visual detection device for the terminals comprises a rack, wherein a feeding assembly for conveying the terminals, a rotating assembly for driving the terminals to rotate and a screening assembly for screening the terminals are sequentially arranged on the rack, and detection assemblies for visually detecting the terminals on the rotating assembly are arranged on one side/two sides of the rotating assembly; and the rack is also provided with a clamping assembly for clamping the terminals on the feeding assembly to the rotating assembly and clamping the terminals on the rotating assembly to the screening assembly.
Preferably, the feeding assembly comprises a mounting frame fixedly arranged on the frame, a storage bin for accommodating the terminal is fixedly arranged on the mounting frame, an outlet of the storage bin is connected with the vibration disc through a mounting plate, a discharging track is arranged on the vibration disc, and the discharging track is communicated with an accommodating groove arranged on the accommodating block and used for accommodating the terminal.
Preferably, the rotating assembly comprises a linear guide rail fixedly arranged on the frame, a group of rotating blocks are equidistantly arranged on the linear guide rail, and each rotating block is fixedly provided with a limit lug matched with a terminal groove of the terminal; the lower surface of the linear guide rail is fixedly provided with a first limiting frame, the first limiting frame is fixedly provided with a driving motor, a motor shaft of the driving motor is fixedly connected with a connecting shaft through a coupler, and the top end of the connecting shaft is fixedly connected with a part of the rotating block; the other part of the rotating blocks are fixedly arranged on the linear guide rail.
Preferably, the detection assembly at least comprises a first light source bracket and a first camera clamping seat which are fixedly arranged on the frame and positioned on one side/two sides of the rotating block, a first visual light source is fixedly arranged on the first light source bracket, a first CCD camera is fixedly arranged on the first camera clamping seat, and the first visual light source is positioned right in front of the first CCD camera and faces the corresponding terminal on the rotating block.
Preferably, the detection assembly comprises a second limiting frame fixedly arranged on one side/two sides of the rotating block, a limiting plate is fixedly arranged on the second limiting frame, an included angle formed between the central axis of the limiting plate and the horizontal plane is an acute angle, a second light source support and a second camera clamping seat are fixedly arranged on the limiting plate, a second vision light source is fixedly arranged on the second light source support, a second CCD camera is fixedly arranged on the second camera clamping seat, and the second vision light source is positioned right in front of the second CCD camera and faces the terminal on the corresponding rotating block.
Preferably, the detection assembly further comprises a third light source bracket and a third camera clamping seat which are arranged on two sides of the screening assembly, a third visual light source is fixedly arranged on the third light source bracket, a third CCD camera is fixedly arranged on the third camera clamping seat, and the third visual light source is positioned right in front of the third CCD camera and faces the terminal clamped by the screening assembly.
Preferably, the screening assembly comprises a supporting frame fixedly arranged on the frame, a pneumatic clamping jaw used for clamping the terminal is fixedly arranged on the supporting frame, an opening is arranged right below a clamping head of the pneumatic clamping jaw, and the opening is communicated with a good product collecting box and a non-good product collecting box which are arranged on the frame.
Preferably, the screening component further comprises a semicircular block fixedly arranged on the frame, a group of through holes which are equidistantly arranged and can be used for accommodating the terminals to fall off are formed in the semicircular block, and the through holes are positioned right above the good product collecting box and the non-good product collecting box; the rotary motor is fixedly arranged on the circle center of the semicircular block, a motor shaft of the rotary motor penetrates through the semicircular block and is fixedly connected with the supporting plate, a connecting pipe is fixedly arranged on the supporting plate, one end of the connecting pipe is located under the opening, and the other end of the connecting pipe can be arranged right above the penetrating hole.
Preferably, the clamping assembly comprises a fixed block fixedly arranged on the frame, a fixed frame capable of sliding along a Y axis is arranged on the fixed block, a fixed plate capable of being driven by the driving assembly to move along an X axis and a Z axis on the fixed frame is arranged on the fixed frame, a group of servo clamping jaws capable of being used for clamping the terminals are arranged on the fixed plate, and the distance between adjacent servo clamping jaws is equal to the distance between the rotating blocks.
Preferably, the driving assembly comprises a positioning plate fixedly arranged on the fixing frame, a servo motor is fixedly arranged on the positioning plate, a motor shaft of the servo motor penetrates through the positioning plate and is fixedly connected with the rotating plate, a waist-shaped hole is formed in the rotating plate, a penetrating sliding groove is formed in the positioning plate, a connecting block is arranged on the waist-shaped hole in a sliding mode and can slide along the penetrating sliding groove, and the connecting block is connected with the fixing plate; the two sides of the positioning plate are fixedly provided with first linear sliding rails, the first linear sliding rails are provided with first linear sliding tables matched with the first linear sliding rails, the first linear sliding tables are fixedly provided with sliding plates, the sliding plates are provided with through holes, and the connecting blocks at least partially penetrate through the through holes and are connected with the fixing plates; the two ends of the sliding plate are fixedly provided with second linear sliding rails, the second linear sliding rails are provided with second linear sliding tables matched with the second linear sliding rails, a connecting frame is fixedly arranged on the second linear sliding tables, one side surface of the connecting frame is fixedly connected with the connecting block, the other side surface of the connecting frame is fixedly connected with the fixing plate, and the fixing plate is fixedly provided with a group of connecting plates used for fixing corresponding servo clamping jaws; the upper surface of fixed block is last to have set firmly the third linear slide rail, be equipped with on the third linear slide rail rather than assorted third linear slip table, the upper surface of third linear slip table with the lower surface rigid coupling of mount.
A terminal omnibearing visual detection method comprises the following steps:
s1, storing the terminals in a storage bin, automatically arranging the terminals in the same direction by a vibration disc, and conveying the terminals into a containing groove of a containing block through a discharging track;
s2, driving the servo clamping jaw to clamp the terminal through the fixing plate by the driving assembly, and movably inserting the terminal into the corresponding limit lug of the rotating block; meanwhile, part of the limit lugs can be driven by a driving motor to rotate;
s3, a first CCD camera and a first visual light source/a second CCD camera which are positioned on one side/two sides of the rotating block perform visual detection on the terminal on the corresponding limit bump;
s4, repeating the steps S2-S3 until the terminal clamped by the servo clamping jaw is clamped by the pneumatic clamping jaw;
s5, detecting the top surface and the bottom surface of the terminal by a third visual light source and a third CCD camera which are positioned on two sides of the pneumatic clamping jaw;
s6, after the step S5 is completed, the pneumatic clamping jaw releases the terminal clamped by the pneumatic clamping jaw, the rotating motor is started, and the dropped terminal drops into a good product collecting box or a non-good product collecting box through the connecting pipe.
The beneficial effects of the invention are mainly as follows:
1. compared with the prior art, the device accurately detects the appearance of the terminal, prevents bad products from leaving the factory, and improves the qualification rate of the terminal. Meanwhile, the automatic degree is high, manual operation is not needed, the production efficiency and the qualification rate are improved, the cost is saved, and the market application value is good;
2. the terminal is limited on the limiting convex block, and then the terminal is driven by the driving motor to rotate to a corresponding angle, and the terminal is photographed by the detection assembly, so that detection of four sides of the terminal is realized. The terminal is clamped by the pneumatic clamping jaw, and the top surface and the bottom surface of the terminal are detected by the third visual light source and the third CCD camera, so that the omnibearing image detection of the terminal is realized, and the quality detection is ensured;
3. comparing the photos shot by the CCD cameras at all angles in the detection assembly with the standard photos to judge whether the abnormality exists, thereby realizing accurate detection of the appearance of the product, preventing the scratched defective products from flowing out and improving the yield;
4. the screening component automatically screens the products detected by the detection component, the structure is simple and exquisite, the installation and the use are convenient, the full-automatic screening is realized, the working strength is reduced, the screening accuracy is high, and the working efficiency and the product qualification rate are greatly improved;
5. the feeding assembly realizes full-process automatic feeding, so that the feeding efficiency is high, the maintenance is convenient, the enterprise cost is reduced, and the use requirement is met.
Drawings
The technical scheme of the invention is further described below with reference to the accompanying drawings:
fig. 1: the first direction of the invention is a schematic structural diagram;
fig. 2: the second direction of the invention is a schematic structural diagram;
fig. 3: front view of the present invention;
fig. 4: an enlarged partial view of part a in fig. 3;
fig. 5: the third direction of the invention is a schematic structural diagram;
fig. 6: an enlarged partial view of part B in fig. 5;
fig. 7: the structure of the clamping component is schematically shown in the invention;
fig. 8: a partial schematic view of the clamping assembly of the present invention;
fig. 9: a partial schematic view of the clamping assembly of the present invention;
fig. 10: the clamping assembly of the present invention is partially schematic.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings. The embodiments are not limited to the present invention, and structural, methodological, or functional modifications of the invention from those skilled in the art are included within the scope of the invention.
Not limiting, structural, methodological, or functional transformations of one of ordinary skill in the art based on these embodiments are included within the scope of the present invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1 to 10, the invention discloses an omnibearing visual inspection device for a terminal, which comprises a frame 1, wherein a feeding component 2 for conveying the terminal is arranged on the frame 1, the feeding component 2 comprises a mounting frame 21 fixedly arranged on the frame 1, a storage bin 22 for accommodating the terminal is fixedly arranged on the mounting frame 21, an outlet of the storage bin 22 is connected with a vibration disc 24 through a mounting plate 23, a discharging track 25 is arranged on the vibration disc 24, and the discharging track 25 is communicated with a containing groove 27 arranged on a containing block 26 for accommodating the terminal. The feeding assembly realizes full-process automatic feeding, so that the feeding efficiency is high, the maintenance is convenient, the enterprise cost is reduced, and the use requirement is met. In addition, the structure of the feeding assembly 2 is the prior art, and therefore, redundant description is not provided herein.
A rotating assembly 3 for driving the terminal to rotate is arranged at one end of the feeding assembly, the rotating assembly 3 comprises a linear guide rail 31 fixedly arranged on the frame 1, a group of rotating blocks 32 are equidistantly arranged on the linear guide rail 31, and a limit lug 33 matched with a terminal groove of the terminal is fixedly arranged on each rotating block 32; a first limiting frame 34 is fixedly arranged on the lower surface of the linear guide rail 31, a driving motor 35 is fixedly arranged on the first limiting frame 34, a motor shaft of the driving motor 35 is fixedly connected with a connecting shaft 37 through a coupler 36, and the top end of the connecting shaft 37 is fixedly connected with a part of the rotating block 32; the other part of the rotating block 32 is fixedly arranged on the linear guide rail 31. The terminal is limited on the limiting convex block, then the terminal is rotated to a corresponding angle by the driving motor driver, the detection assembly is used for photographing, the detection of four side images of the terminal is realized, and the quality detection is guaranteed.
The detection assembly 5 for visually detecting the terminal on the rotating assembly 3 is arranged on one side/two sides of the rotating assembly 3, the detection assembly 5 may include a first light source bracket 51 and a first camera clamping seat 52 which are fixedly arranged on the frame 1 and located on one side/two sides of the rotating block 32, a first visual light source 511 is fixedly arranged on the first light source bracket 51, a first CCD camera 521 is fixedly arranged on the first camera clamping seat 52, and the first visual light source 511 is located right in front of the first CCD camera 521 and faces the terminal on the corresponding rotating block 32. The device may also include a second limiting frame 53 fixedly arranged on the frame 1 and located at one side/two sides of the rotating block 32, a limiting plate 54 is fixedly arranged on the second limiting frame 53, an included angle formed between a central axis of the limiting plate 54 and a horizontal plane is an acute angle, a second light source bracket 55 and a second camera clamping seat 56 are fixedly arranged on the limiting plate 54, a second visual light source 551 is fixedly arranged on the second light source bracket 55, a second CCD camera 561 is fixedly arranged on the second camera clamping seat 56, and the second visual light source 551 is located right in front of the second CCD camera 561 and faces the corresponding terminal on the rotating block 32. The detection assembly 5 may further include a third light source bracket 57 and a third camera holder 58 disposed on two sides of the screen assembly 4, a third visual light source 571 is fixed on the third light source bracket 57, a third CCD camera 581 is fixed on the third camera holder 58, and the third visual light source 571 is located right in front of the third CCD camera 581 and faces the terminal clamped by the screen assembly 4. The terminal is photographed from various view angles, so that the position of the detecting component 5 is not particularly limited, and the terminal is within the protection scope of the invention.
In addition, in the above, the first, second and third CCD cameras at least include an image sensor and an analog-to-digital conversion circuit, the image sensor is connected with the analog-to-digital conversion circuit, the analog-to-digital conversion circuit is provided with a communication interface, the image sensor converts an external optical signal into an analog signal, and the analog-to-digital conversion circuit converts the analog signal into a digital signal and transmits the digital signal to the processor. The CCD camera adopted in the invention can meet the illumination requirement in the industrial manufacturing environment, and has higher sensitivity. The system adopts the communication interface to carry out data transmission, can prevent the interference of other signals effectively, improves data transmission's stability, and simultaneously, the CCD camera includes the optical lens that fuselage and fuselage are connected, and the fuselage is inside to be equipped with image sensor and analog-to-digital converter, optical lens will external light collect extremely image sensor is favorable to the system to gather clear image. In the above description, the CCD camera and the visual light source are both in the prior art, and therefore, redundant description is not made here.
In the invention, the frame 1 is further provided with a clamping component 6 for clamping the terminal on the feeding component 2 to the rotating component 3 and clamping the terminal on the rotating component 3 to the screening component 4, the clamping component 6 comprises a fixed block 61 fixedly arranged on the frame 1, the fixed block 61 is provided with a fixed frame 62 capable of sliding along a Y axis, the fixed frame 62 is provided with a fixed plate 63 capable of being driven by a driving component 7 to move along an X axis and a Z axis on the fixed frame 62, the fixed plate 64 is provided with a group of servo clamping jaws 641 capable of clamping the terminal, and the distance between adjacent servo clamping jaws 641 is equal to the distance between the rotating blocks 32.
The following will briefly describe the specific structure of the driving assembly 7, where the driving assembly 7 includes a positioning plate 71 fixedly disposed on the fixing frame 62, a servo motor is fixedly disposed on the positioning plate 71, a motor shaft of the servo motor penetrates through the positioning plate 71 and is fixedly connected with the rotating plate 72, a waist-shaped hole 721 is disposed on the rotating plate 72, a penetrating chute 711 is disposed on the positioning plate 71, a connecting block 73 is slidably disposed on the waist-shaped hole 721 and can slide along the penetrating chute 711, and the connecting block 73 is connected with the fixing plate 64; the two sides of the positioning plate 71 are fixedly provided with first linear sliding rails 74, the first linear sliding rails 74 are provided with first linear sliding tables 75 matched with the first linear sliding rails, the first linear sliding tables 75 are fixedly provided with sliding plates 76, the sliding plates 76 are provided with through holes 761, and the connecting blocks 73 at least partially penetrate through the through holes 761 and are connected with the fixing plates 64; the two ends of the sliding plate 76 are fixedly provided with second linear sliding rails 77, the second linear sliding rails 77 are provided with second linear sliding tables 78 matched with the second linear sliding rails, the second linear sliding tables 78 are fixedly provided with a connecting frame 79, one side surface of the connecting frame 79 is fixedly connected with the connecting block 73, the other side surface of the connecting frame is fixedly connected with the fixing plate 64, and the fixing plate 64 is fixedly provided with a group of connecting plates 65 for fixing corresponding servo clamping jaws 641; the upper surface of the fixed block 61 is fixedly provided with a third linear sliding rail 66, the third linear sliding rail 66 is provided with a third linear sliding table 67 matched with the third linear sliding rail, and the upper surface of the third linear sliding table 67 is fixedly connected with the lower surface of the fixed frame 62.
The invention further comprises a screening component 4 arranged on the frame 1 and used for screening the terminals, the screening component 4 comprises a supporting frame 41 fixedly arranged on the frame 1, a pneumatic clamping jaw 42 used for clamping the terminals is fixedly arranged on the supporting frame 41, an opening 43 is arranged right below a clamping head 421 of the pneumatic clamping jaw 42, and the opening 43 is communicated with a good product collecting box 44 and a non-good product collecting box 45 which are arranged on the frame 1. The screening assembly 4 further comprises a semicircular block 46 fixedly arranged on the frame 1, a group of through holes 47 which can be used for accommodating the terminal to fall off are formed in the semicircular block 46 at equal intervals, and the through holes 47 are positioned right above the good product collecting box 44 and the non-good product collecting box 45; a rotary motor 461 is fixedly arranged on the center of the semicircular block 46, a motor shaft of the rotary motor 461 penetrates through the semicircular block 46 and is fixedly connected with the supporting plate 48, a connecting pipe 49 is fixedly arranged on the supporting plate 48, one end of the connecting pipe 49 is located under the opening 43, and the other end of the connecting pipe 49 can be located right above the penetrating hole 47. The screening component automatically screens the products detected by the detection component, the structure is simple and exquisite, the installation and the use are convenient, the full-automatic screening is realized, the working strength is reduced, the screening accuracy is high, and the working efficiency and the product qualification rate are greatly improved.
The working process of the invention is briefly described below:
s1, storing the terminals in a storage bin 22, automatically arranging the terminals in the same direction by a vibration disc 24, and conveying the terminals into a containing groove 27 of a containing block 26 through a discharging track 25;
s2, starting a servo motor, driving a connecting block 73 to slide in the waist-shaped hole 721 and the sliding groove 711 through a rotating plate 72, driving a servo clamping jaw 641 to clamp a terminal through a fixed plate 64, and movably inserting the terminal into a corresponding limit lug 33 of the rotating block 32; meanwhile, part of the limit lugs 33 can be driven to rotate by a driving motor 35;
s3, a first CCD camera 521 and a first visual light source 511/a second CCD camera 561 which are positioned on one side/two sides of the rotating block 32 are used for visually detecting the terminal on the corresponding limit bump 33, and four side surfaces of the terminal are detected in multiple directions;
s4, repeating the steps S2-S3 until the terminal clamped by the servo clamping jaw 641 is clamped by the pneumatic clamping jaw 42;
s5, detecting the top surface and the bottom surface of the terminal by a third visual light source 571 and a third CCD camera 581 which are positioned at two sides of the pneumatic clamping jaw 42;
and S6, after the step S5 is completed, the pneumatic clamping jaw 42 releases the terminal clamped by the pneumatic clamping jaw, the rotating motor 461 is started, and the dropped terminal falls into the good product collecting box 44 or the non-good product collecting box 45 through the connecting pipe 49.
It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined as appropriate to form other embodiments that will be understood by those skilled in the art.
The above list of detailed descriptions is only specific to practical embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications that do not depart from the spirit of the present invention should be included in the scope of the present invention.
Claims (4)
1. Terminal all-round visual inspection device, including frame (1), its characterized in that: the machine frame (1) is sequentially provided with a feeding assembly (2) for conveying terminals, a rotating assembly (3) for driving the terminals to rotate and a screening assembly (4) for screening the terminals, and one side or two sides of the rotating assembly (3) are provided with a detection assembly (5) for visually detecting the terminals on the rotating assembly (3); the frame (1) is also provided with a clamping assembly (6) for clamping the terminal on the feeding assembly (2) to the rotating assembly (3) and clamping the terminal on the rotating assembly (3) to the screening assembly (4); the screening component (4) comprises a supporting frame (41) fixedly arranged on the frame (1), a pneumatic clamping jaw (42) for clamping the terminal is fixedly arranged on the supporting frame (41), an opening (43) is arranged right below a clamping head (421) of the pneumatic clamping jaw (42), and the opening (43) is communicated with a good product collecting box (44) and a non-good product collecting box (45) which are arranged on the frame (1); the screening component (4) further comprises a semicircular block (46) fixedly arranged on the frame (1), a group of through holes (47) which can be used for accommodating the falling of the terminals are formed in the semicircular block (46) at equal intervals, and the through holes (47) are positioned right above the good product collecting box (44) and the non-good product collecting box (45); a rotary motor (461) is fixedly arranged on the circle center of the semicircular block (46), a motor shaft of the rotary motor (461) penetrates through the semicircular block (46) and is fixedly connected with a supporting plate (48), a connecting pipe (49) is fixedly arranged on the supporting plate (48), one end of the connecting pipe (49) is positioned under the opening (43), and the other end of the connecting pipe is positioned over the through hole (47);
the rotating assembly (3) comprises a linear guide rail (31) fixedly arranged on the frame (1), a group of rotating blocks (32) are equidistantly arranged on the linear guide rail (31), and each rotating block (32) is fixedly provided with a limit lug (33) matched with a terminal groove of the terminal;
the detection assembly (5) at least comprises a first light source bracket (51) and a first camera clamping seat (52) which are fixedly arranged on the frame (1) and positioned on one side or two sides of the rotating block (32), a first visual light source (511) is fixedly arranged on the first light source bracket (51), a first CCD camera (521) is fixedly arranged on the first camera clamping seat (52), and the first visual light source (511) is positioned right in front of the first CCD camera (521) and faces the terminal on the corresponding rotating block (32);
the detection assembly (5) comprises a second limiting frame (53) fixedly arranged on the frame (1) and positioned on one side or two sides of the rotating block (32), a limiting plate (54) is fixedly arranged on the second limiting frame (53), an included angle formed between the central axis of the limiting plate (54) and a horizontal plane is an acute angle, a second light source bracket (55) and a second camera clamping seat (56) are fixedly arranged on the limiting plate (54), a second visual light source (551) is fixedly arranged on the second light source bracket (55), a second CCD (561) is fixedly arranged on the second camera clamping seat (56), and the second visual light source (551) is positioned right in front of the second CCD (561) and faces the terminal on the corresponding rotating block (32);
the detection assembly (5) further comprises a third light source bracket (57) and a third camera clamping seat (58) which are arranged on two sides of the screening assembly (4), a third visual light source (571) is fixedly arranged on the third light source bracket (57), a third CCD camera (581) is fixedly arranged on the third camera clamping seat (58), and the third visual light source (571) is positioned right in front of the third CCD camera (581) and faces the terminal clamped by the screening assembly (4);
the clamping assembly (6) comprises a fixed block (61) fixedly arranged on the frame (1), a fixed frame (62) capable of sliding along a Y axis is arranged on the fixed block (61), a fixed plate (64) capable of being driven by a driving assembly (7) to move on the fixed frame (62) along an X axis and a Z axis is arranged on the fixed frame (62), a group of servo clamping jaws (641) for clamping the terminals are arranged on the fixed plate (64), and the distance between adjacent servo clamping jaws (641) is equal to the distance between the rotating blocks (32);
the driving assembly (7) comprises a positioning plate (71) fixedly arranged on the fixing frame (62), a servo motor is fixedly arranged on the positioning plate (71), a motor shaft of the servo motor penetrates through the positioning plate (71) to be fixedly connected with the rotating plate (72), a waist-shaped hole (721) is formed in the rotating plate (72), a penetrating chute (711) is formed in the positioning plate (71), a connecting block (73) is arranged on the waist-shaped hole (721) in a sliding mode and can slide along the penetrating chute (711), and the connecting block (73) is connected with the fixing plate (64); the two sides of the positioning plate (71) are fixedly provided with first linear sliding rails (74), the first linear sliding rails (74) are provided with first linear sliding tables (75) matched with the first linear sliding rails, the first linear sliding tables (75) are fixedly provided with sliding plates (76), the sliding plates (76) are provided with through holes (761), and the connecting blocks (73) at least partially penetrate through the through holes (761) and are connected with the fixing plates (64); the two ends of the sliding plate (76) are fixedly provided with second linear sliding rails (77), the second linear sliding rails (77) are provided with second linear sliding tables (78) matched with the second linear sliding rails, the second linear sliding tables (78) are fixedly provided with a connecting frame (79), one side surface of the connecting frame (79) is fixedly connected with the connecting block (73), the other side surface of the connecting frame is fixedly connected with the fixed plate (64), and the fixed plate (64) is fixedly provided with a group of connecting plates (65) used for fixing corresponding servo clamping jaws (641); the upper surface of fixed block (61) is gone up and is set firmly third linear slide rail (66), be equipped with on third linear slide rail (66) rather than assorted third linear slip table (67), the upper surface of third linear slip table (67) with the lower surface rigid coupling of mount (62).
2. The terminal omnidirectional vision inspection apparatus of claim 1, wherein: the feeding assembly (2) comprises a mounting frame (21) fixedly arranged on the frame (1), a storage bin (22) for accommodating the terminals is fixedly arranged on the mounting frame (21), an outlet of the storage bin (22) is connected with a vibration disc (24) through a mounting plate (23), a discharging track (25) is arranged on the vibration disc (24), and the discharging track (25) is communicated with a containing groove (27) arranged on a containing block (26) for accommodating the terminals.
3. The terminal omnidirectional vision inspection apparatus of claim 2, wherein: a first limiting frame (34) is fixedly arranged on the lower surface of the linear guide rail (31), a driving motor (35) is fixedly arranged on the first limiting frame (34), a motor shaft of the driving motor (35) is fixedly connected with a connecting shaft (37) through a coupler (36), and the top end of the connecting shaft (37) is fixedly connected with a part of the rotating block (32); the other part of the rotating blocks (32) are fixedly arranged on the linear guide rail (31).
4. A method for conducting terminal omnibearing visual inspection by adopting the terminal omnibearing visual inspection device as defined in claim 3, which is characterized in that: the method comprises the following steps:
s1, storing the terminals in a storage bin (22), automatically arranging the terminals in the same direction by a vibration disc (24), and conveying the terminals into a containing groove (27) of a containing block (26) through a discharging track (25);
s2, driving the servo clamping jaw (641) to clamp the terminal through the fixing plate (64) by the driving assembly (7), and movably inserting the terminal into the limit lug (33) of the corresponding rotating block (32); meanwhile, part of the limit lugs (33) are driven by a driving motor (35) to rotate;
s3, a first CCD camera (521) and a first visual light source (511) or a second CCD camera (561) which are positioned on one side or two sides of the rotating block (32) are used for visually detecting the terminal on the corresponding limit bump (33);
s4, repeating the steps S2-S3 until the terminal clamped by the servo clamping jaw (641) is clamped by the pneumatic clamping jaw (42);
s5, detecting the top surface and the bottom surface of the terminal by a third visual light source (571) and a third CCD camera (581) which are positioned at two sides of the pneumatic clamping jaw (42);
s6, after the step S5 is completed, the pneumatic clamping jaw (42) releases the terminal clamped by the pneumatic clamping jaw, the rotating motor (461) is started, and the dropped terminal drops into the good product collecting box (44) or the non-good product collecting box (45) through the connecting pipe (49).
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| CN201910505489.0A CN110186932B (en) | 2019-06-12 | 2019-06-12 | Terminal omnibearing vision detection device and method thereof |
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| CN110186932B true CN110186932B (en) | 2023-10-24 |
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