CN114803293A - Automatic stacking and groove punching system for pressing, expanding and contracting of printed circuit board - Google Patents
Automatic stacking and groove punching system for pressing, expanding and contracting of printed circuit board Download PDFInfo
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- CN114803293A CN114803293A CN202210468947.XA CN202210468947A CN114803293A CN 114803293 A CN114803293 A CN 114803293A CN 202210468947 A CN202210468947 A CN 202210468947A CN 114803293 A CN114803293 A CN 114803293A
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- printed circuit
- detection
- circuit board
- side wall
- frame
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- 238000003825 pressing Methods 0.000 title claims abstract description 12
- 238000004080 punching Methods 0.000 title claims description 5
- 230000005540 biological transmission Effects 0.000 claims abstract description 144
- 238000001514 detection method Methods 0.000 claims abstract description 123
- 239000012535 impurity Substances 0.000 claims abstract description 77
- 230000008602 contraction Effects 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims 7
- 238000000605 extraction Methods 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
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Classifications
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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
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/30—Belts or like endless load-carriers
- B65G15/58—Belts or like endless load-carriers with means for holding or retaining the loads in fixed position, e.g. magnetic
-
- B08B1/32—
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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
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/22—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration comprising a series of co-operating units
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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
- B65G47/34—Devices for discharging articles or materials from conveyor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
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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
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/02—Control or detection
- B65G2203/0208—Control or detection relating to the transported articles
- B65G2203/0233—Position of the article
-
- 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
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/04—Detection means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Abstract
The invention relates to a printed circuit board processing technology, which is used for solving the problems that the detection precision of the printed circuit board expansion and contraction is influenced by temperature and is lower, the detection precision is influenced by the vibration of a transmission belt, and the blanking of the printed circuit board is collided and damaged, in particular to an automatic stacking and grooving system for the printed circuit board compression expansion and contraction, which comprises a transmission frame, a stacking transmission belt and a blanking track; according to the invention, the impurity removal rotating roller drives the exhaust fan to rotate, so that the printed circuit board is stable in expansion and shrinkage change caused by the influence of temperature, the detection precision of the expansion and shrinkage change of the printed circuit board is improved, the movable blocks on the rotating roller are used for detecting the pressing of the two ends of the printed circuit board through the two sides of the detection table, so that the printed circuit board is not influenced by the shaking of the detection transmission belts, the printed circuit board can be placed into the placing box through the internal blanking transmission belts by the mutual splicing of the blanking frames, the reduction range of the printed circuit board during placing is smaller, and the damage of the printed circuit board caused by collision is avoided.
Description
Technical Field
The invention relates to a printed circuit board processing technology, in particular to an automatic stacking and groove punching system for pressing, expanding and contracting of a printed circuit board.
Background
Printed circuit boards, also known as printed circuit boards, are providers of electrical connections for electronic components and are classified into single-sided boards, double-sided boards, four-sided boards, six-sided boards, and other multilayer boards according to the number of layers of the circuit boards;
in the prior art, a printed circuit board generates a harmomegathus difference after being pressed, heat generated by the working of pressing equipment is transferred to the printed circuit board, so that the harmomegathus of the printed circuit board transmitted on a transmission belt is still changed under the influence of temperature, and when the harmomegathus change of the printed circuit board is detected by automation equipment, the harmomegathus change is easily influenced by sundries attached to the surface of the printed circuit board, so that the detected harmomegathus change has a large error; when the expansion and contraction change of the printed circuit board is detected, the infrared distance sensor is mostly used for directly detecting the distance between the infrared distance sensor and the printed circuit board, and the transmission belt shakes to a certain extent in the transmission process, so that the distance data between the infrared distance sensor and the printed circuit board has a larger error, and the detected data does not have accuracy when the distance data between the printed circuit board and the infrared distance sensor changes due to the damage of the printed circuit board; the printed circuit board which slides downwards from the position of the blanking track after being piled is acted by the inclined blanking track, so that the sliding speed of the printed circuit board in the blanking track is higher, and the printed circuit board which slides downwards and is placed in the placing box is easy to damage due to collision;
in view of the above technical problem, the present application proposes a solution.
Disclosure of Invention
The invention aims to drive the exhaust fan to rotate through the impurity removal rotating roller, so that the harmomegathus change of the printed circuit board caused by the influence of temperature tends to be stable, the detection precision of the harmomegathus change of the printed circuit board is improved, the pressing and holding of the movable blocks on the rotating rollers on the two ends of the printed circuit board are detected through the two sides of the detection table, so that the printed circuit board is not influenced by the shaking of the detection transmission belt, through the mutual concatenation between the unloading frame, make the inside unloading transmission band of unloading frame accessible place printed circuit board get into place the box inside, the range that reduces when printed circuit board placed is less, can not cause printed circuit's damage because of the collision, it is lower to solve printed circuit board harms by the temperature influence detection precision that printed circuit board harms that the harms, the transmission band shake influences the detection precision, the problem of printed circuit board unloading collision damage takes place, and provides a automatic pile dividing of printed circuit board pressfitting harmomegathus.
The purpose of the invention can be realized by the following technical scheme:
an automatic stacking and grooving system for pressing and expanding printed circuit boards comprises a conveying frame, a stacking conveying belt and a blanking track, wherein the inner side wall of the conveying frame is rotatably connected with the stacking conveying belt through a stacking rotating roller, the position of the outer side wall of the conveying frame, corresponding to the stacking conveying belt, is connected with a plurality of uniformly distributed blanking tracks, one side of the inner side wall of the conveying frame is rotatably connected with an impurity removal conveying belt through an impurity removal rotating roller, air holes are formed in the middle positions of the two sides of the outer side wall of the conveying frame, a positioning groove is formed in the middle position of the upper surface of the impurity removal conveying belt, a plurality of uniformly distributed dust suction holes are formed in the position of the upper surface of the impurity removal conveying belt, an exhaust fan is connected to the inner side wall of the conveying frame, corresponding to the position of the exhaust fan, two sides of the inner side wall of the conveying frame are rotatably connected with a transmission gear, the transmission frame inner side wall is connected with a driving gear through a rotating shaft in a rotating mode corresponding to the transmission gear.
As a preferred embodiment of the invention, an impurity removing roller is rotatably connected to the inner side wall of the transmission frame, which is close to the upper part of the impurity removing transmission belt, the impurity removing roller is in transmission connection with the impurity removing rotating roller through a transmission belt, the outer side wall of the impurity removing roller is connected with a plurality of cleaning bristles which are uniformly distributed, and a detection assembly is arranged on one side of the inner side wall of the transmission frame, which is close to the impurity removing rotating roller.
As a preferred embodiment of the invention, the detection assembly comprises a detection table, the upper surface of the transmission frame is connected with a detection frame corresponding to the position of the detection table, the lower surface inside the detection frame is connected with a plurality of infrared distance sensors which are uniformly distributed, two sides of the upper surface of the detection table are provided with communication holes, the inner side wall of each communication hole is connected with a detection transmission belt in a sliding manner, the inner side wall of the transmission frame corresponding to the position of the detection transmission belt is rotatably connected with a detection transmission roller, and the detection transmission roller is in transmission connection with the impurity removal rotating roller through a transmission belt.
As a preferred embodiment of the invention, the upper surface of the detection table, which is close to two sides of the detection frame, is rotatably connected with detection rotating rollers through supporting frames, the outer side walls of the detection rotating rollers are connected with a plurality of detection boxes which are uniformly distributed, the lower surface inside the detection boxes is connected with a pressure sensor, the lower surface of the detection boxes, which is close to the outer side of the pressure sensor, is connected with a telescopic spring, and the upper end of the telescopic spring is connected with a movable block.
As a preferred embodiment of the present invention, a sliding groove is formed in a position of the supporting frame corresponding to the detection rotating roller, sliding blocks are connected to positions of two ends of the detection rotating roller corresponding to the sliding groove, and a position limiting spring is connected to a position of an upper surface inside the sliding groove corresponding to the sliding block.
As a preferred embodiment of the invention, the outer side wall of the blanking track is connected with a blanking frame, the position of the inner side wall of the transmission frame, which corresponds to the position of the blanking track, is connected with the stacking equipment, the inner side wall of the blanking frame is rotatably connected with a blanking transmission belt through a blanking rotating roller, two sides of the outer side wall of the blanking transmission belt are connected with a plurality of uniformly distributed connecting seats, the inner side wall of each connecting seat is rotatably connected with a limit baffle through a rotating shaft, one side of the outer side wall of each connecting seat is integrally formed with a limit block, and the limit baffle is connected with the outer side wall of the rotating shaft and is connected with a flat spiral spring.
As a preferred embodiment of the invention, the position of the outer side wall of the transmission frame corresponding to the impurity removing rotating roller is rotationally connected with a connecting gear through a rotating shaft, the position of the outer side wall of the transmission frame corresponding to the connecting gear is rotationally connected with a linkage rotating wheel through a rotating seat, an upper connecting block is integrally formed above the outer side wall of the blanking frame, a lower connecting groove is integrally formed below the outer side wall of the blanking frame, the positions of the upper side and the lower side of the outer side wall of the blanking frame corresponding to the blanking rotating roller are rotationally connected with a blanking rotating wheel through a rotating shaft, and the outer side wall of the blanking rotating wheel is connected with a plurality of uniformly distributed embedded teeth.
Compared with the prior art, the invention has the beneficial effects that:
1. the impurity removal rotating roller drives the exhaust fan to rotate, so that the temperature of the printed circuit board on the impurity removal conveying belt can be quickly reduced to room temperature, the harmomegathus change of the printed circuit board due to the influence of the temperature tends to be stable, the detection of harmomegathus change of the printed circuit board by automatic equipment is facilitated, the detection precision of harmomegathus change of the printed circuit board is improved, impurities on the printed circuit board can be cleaned by the impurity removal roller, and the influence on the harmomegathus change detection precision of the printed circuit board is reduced;
2. the pressing and holding of the movable blocks on the rotating rollers on the two ends of the printed circuit board are detected through the two sides of the detection table, so that the printed circuit board is not influenced by the shaking of the detection transmission belt, and whether the printed circuit board is damaged or not can be judged according to the comparison of pressure data detected by a pressure sensor in a detection box on the detection rotating rollers;
3. through the mutual concatenation between the unloading frame, make inside the unloading transmission band of unloading frame accessible place printed circuit board and get into and place the box, the range that reduces when printed circuit board placed is less, can not cause printed circuit's damage because of the collision.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a main body structure view of the present invention;
FIG. 2 is a structural view of a trash removal conveyor belt according to the present invention;
FIG. 3 is a view of the construction of the fan of the present invention;
FIG. 4 is a structural view of a transmission gear of the present invention;
FIG. 5 is a structural view of a detection conveyor belt according to the present invention;
FIG. 6 is a diagram of a detection frame of the present invention;
FIG. 7 is an enlarged view of the portion B of FIG. 5 according to the present invention;
FIG. 8 is a connecting structure of the blanking frame of the present invention;
FIG. 9 is an enlarged view of portion A of FIG. 2 according to the present invention;
FIG. 10 is an enlarged view of the portion C of FIG. 8 according to the present invention;
FIG. 11 is a view of the construction of the blanking frame of the present invention;
in the figure: 1. a transport frame; 2. stacking and conveying belts; 31. air holes are formed; 32. an impurity removal roller; 33. positioning a groove; 34. removing impurities and conveying a belt; 35. an impurity removal rotating roller; 36. a transmission belt; 37. a dust collection hole; 38. an exhaust fan; 39. a transmission gear; 310. a drive gear; 41. a detection table; 42. a detection frame; 43. detecting a transmission belt; 44. detecting the rotating roller; 45. detecting the transmission roller; 46. a support frame; 47. an infrared distance sensor; 48. a communicating hole; 49. a movable block; 410. a detection box; 51. a blanking frame; 52. a blanking rotating wheel; 53. an upper connecting block; 54. a blanking conveying belt; 55. a limit baffle; 56. a connecting seat; 57. a limiting block; 58. a connecting gear; 59. a linkage rotating wheel; 510. an engaging tooth; 511. a lower connecting groove; 512. a stacking device; 6. and (5) blanking a track.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1-4, an automatic stacking and grooving system for press-fitting and expanding and shrinking of printed circuit boards comprises a transmission frame 1, a stacking conveyor belt 2 and a blanking track 6, wherein the inner side wall of the transmission frame 1 is rotatably connected with the stacking conveyor belt 2 through a stacking rotating roller, the outer side wall of the transmission frame 1 is connected with a plurality of uniformly distributed blanking tracks 6 corresponding to the positions of the stacking conveyor belt 2, one side of the inner side wall of the transmission frame 1 is rotatably connected with an impurity removing conveyor belt 34 through an impurity removing rotating roller 35, the middle position of the two sides of the outer side wall of the transmission frame 1 is provided with an air vent 31, the middle position of the upper surface of the impurity removing conveyor belt 34 is provided with a positioning groove 33, the position of the printed circuit board is not easy to shift due to the limitation of the positioning groove 33 during the transmission of the printed circuit board by the impurity removing conveyor belt 34, the upper surface of the impurity removing conveyor belt 34 is provided with a plurality of uniformly distributed dust suction holes 37 corresponding to the positioning groove 33, the lower part of the inner side wall of the transmission frame 1, which is close to the impurity removing transmission belt 34, is connected with a suction fan 38, the suction fan 38 has a downward pressure effect on the printed circuit board placed on the impurity removing transmission belt 34 during air suction operation, so that the printed circuit board is tightly attached to the impurity removing transmission belt 34 under the pressure effect, and the influence of impurities attached to the lower surface of the printed circuit board on the detection precision of the harmomegathus change of the printed circuit board is reduced, the suction fans 38 on two sides of the adjacent side are mutually transmitted with a transmission belt 36 through a rotating wheel on a rotating shaft of the suction fan 38, four suction fans 38 are uniformly distributed in four directions in the impurity removing transmission belt 34, transmission gears 39 are rotatably connected at positions, corresponding to the suction fans 38, of two sides of the inner side wall of the transmission frame 1, the transmission gears 39 and the driving gears 310 are mutually vertical and are mutually embedded and driven to rotate, the positions, corresponding to the transmission gears 39, of the inner side wall of the transmission frame 1 is rotatably connected with the driving gear 310 through a rotating shaft, the connecting shaft of the driving gear 310 is in transmission connection with an impurity removal rotating roller 35 through a transmission belt 36, the inner side wall of the transmission frame 1 is in transmission connection with an impurity removal roller 32 above the impurity removal transmission belt 34 in a manner of being close to the impurity removal transmission belt 34, the impurity removal roller 32 can clean the impurity removal transmission belt 34 when no printed circuit board is placed on the impurity removal transmission belt 34, the influence of impurities on the impurity removal transmission belt 34 on the detection precision of the harmomegathus change of the printed circuit board is prevented, the two impurity removal rollers 32 are mutually transmitted through the transmission belt 36, the surface of the printed circuit board on the impurity removal transmission belt 34 can be cleaned in the rotating process of the impurity removal roller 32, the impurity removal roller 32 is in transmission connection with the impurity removal rotating roller 35 through the transmission belt 36, and the outer side wall of the impurity removal roller 32 is connected with a plurality of cleaning bristles which are uniformly distributed;
in the prior art, a printed circuit board generates a harmomegathus difference after being pressed, heat generated by the working of pressing equipment is transferred to the printed circuit board, so that the harmomegathus of the printed circuit board transmitted on a transmission belt is still changed under the influence of temperature, and when the harmomegathus change of the printed circuit board is detected by automation equipment, the harmomegathus change is easily influenced by sundries attached to the surface of the printed circuit board, so that the detected harmomegathus change has a large error;
the impurity removing rotating roller 35 can drive the driving gear 310 to rotate through the driving belt 36 in the rotating process, the driving gear 310 and the transmission gear 39 are perpendicular to each other and are mutually embedded and driven to rotate, the transmission gear 39 is driven by the rotating wheel on the outer side of the rotating shaft of the suction fan 38 through the driving belt 36, the suction fans 38 on the adjacent sides are mutually driven through the driving belt 36, so that the rotation of the impurity removing rotating roller 35 can drive the four suction fans 38 to rotate for air draft operation, the impurity removing roller 32 rotates under the driving of the impurity removing rotating roller 35, impurities attached to the surface of the printed circuit board are cleaned through cleaning bristles on the surface, the cleaned impurities are adsorbed below the impurity removing conveying belt 34 from the position of the dust suction hole 37 under the action of the suction fan 38, and the acting force between the printed circuit board and the impurity removing conveying belt 34 is tighter under the action of air flow during the operation of the suction fan 38, the condition that the jump sheet shakes and deviates from the position is not easy to occur when the printed circuit board is subjected to external force, and the flowing air flow can take away the heat of the printed circuit board, so that the printed circuit board is quickly cooled to room temperature, the expansion and shrinkage change of the printed circuit board caused by the influence of the temperature tends to be stable, the detection of automation equipment on the expansion and shrinkage change of the printed circuit board is facilitated, and the detection precision of the expansion and shrinkage change of the printed circuit board is improved.
Example 2:
referring to fig. 1-7, a detection table 41 is connected to a side of an inner sidewall of a transmission frame 1 close to an impurity removal rotating roller 35, a detection frame 42 is connected to a position of an upper surface of the transmission frame 1 corresponding to the detection table 41, a plurality of infrared distance sensors 47 are connected to a lower surface of an inner portion of the detection frame 42, the infrared distance sensors 47 are uniformly distributed, the distance between a printed circuit board on the detection transmission belt 43 and the infrared distance sensors 47 can be detected, and the detection data is sent to a controller of an automation device to be compared with a constant distance between the detection transmission belt 43 and the infrared distance sensors 47, the difference value is thickness data after the printed circuit board is changed in expansion and contraction, communication holes 48 are formed in two sides of the upper surface of the detection table 41, two ends of the detection transmission belt 43 pass through the communication holes 48, and the inner sidewall of the communication holes 48 is slidably connected with the detection transmission belt 43, the inner side wall of the transmission frame 1 is rotatably connected with a detection transmission roller 45 corresponding to the position of the detection transmission belt 43, the detection transmission roller 45 is in transmission connection with an impurity removal rotating roller 35 through a transmission belt 36, the upper surface of a detection table 41 close to the two sides of a detection frame 42 is rotatably connected with a detection rotating roller 44 through a support frame 46, the outer side wall of the detection rotating roller 44 is connected with a plurality of detection boxes 410 which are uniformly distributed, the lower surface inside the detection boxes 410 is connected with a pressure sensor, whether the printed circuit board is damaged or not is judged according to the pressure of the pressure sensor after being subjected to the pressure action through a movable block 49, the lower surface of the detection boxes 410 close to the outer side of the pressure sensor is connected with a telescopic spring, the telescopic spring is convenient for resetting a movable block 49 which is displaced, the upper end of the telescopic spring is connected with the movable block 49, the support frame 46 is provided with a chute corresponding to the position of the detection rotating roller 44, and the slide blocks are connected with the chute positions at the two ends of the detection rotating roller 44, the upper surface inside the sliding chute is connected with a limiting spring at the position corresponding to the sliding block, and the detection rotating roller 44 can move under the action of the limiting spring;
in the prior art, when the expansion and contraction change of the printed circuit board is detected, the infrared distance sensor 47 is mostly used for directly detecting the distance between the infrared distance sensor 47 and the printed circuit board, and a certain range of jitter exists in the transmission process of a transmission belt, so that the distance data between the infrared distance sensor 47 and the printed circuit board has a larger error, and the detected data does not have accuracy when the distance data between the printed circuit board and the infrared distance sensor 47 changes due to the damage of the printed circuit board;
after the printed circuit board is conveyed to the position of the detection conveying belt 43, the printed circuit board is conveyed to the position of the detection rotating roller 44 through the driving of the detection conveying belt 43, the movable blocks 49 inside the detection box 410 outside the detection rotating roller 44 can be directly contacted with the printed circuit board and contract towards the inside of the detection box 410 under the action of the printed circuit board, so that the pressure sensors inside the detection box 410 detect pressure changes, when two ends of the printed circuit board are extruded by the movable blocks 49 on the detection rotating rollers 44 at two sides, the plurality of detection boxes 410 on the detection rotating rollers 44 at two sides transmit pressure data detected by the pressure sensors inside to a controller of automation equipment for comparison, after the fluctuation ranges of the detected pressure data are all within the set fluctuation range, the plurality of infrared distance sensors 47 on the detection frame 42 are controlled to detect the distance between the printed circuit board and the infrared distance sensors 47, and the thickness data after the printed circuit board is expanded and contracted are obtained after the constant distance between the detection transmission belt 43 and the infrared distance sensor 47 is compared, the stacking operation of the printed circuit board can be carried out according to the thickness data, after the data exceeding the set fluctuation range exists in the fluctuation range of the detected pressure data obtained through comparison, the damaged position on the surface of the printed circuit board is proved, a signal is transmitted to a controller of the automatic equipment to control a warning lamp to give an alarm, a manipulator is controlled to take out the printed circuit board after the printed circuit board slides out of the detection table 41 and place the printed circuit board at the corresponding position for recycling, when the printed circuit board is detected through the infrared distance sensor 47, the two ends of the printed circuit board are pressed on the detection table 41 through the movable blocks 49 on the detection rotating roller 44, and the influence of the shaking of the detection transmission belt 43 is avoided.
Example 3:
referring to fig. 1-2 and 8-11, the outer side wall of the feeding track 6 is connected with a feeding frame 51, the inner side wall of the transmission frame 1 corresponding to the position of the feeding track 6 is connected with a stacking device 512, the inner side wall of the feeding frame 51 is rotatably connected with a feeding transmission belt 54 through a feeding rotating roller, two sides of the outer side wall of the feeding transmission belt 54 are connected with a plurality of uniformly distributed connection seats 56, the inner side wall of each connection seat 56 is rotatably connected with a limit baffle 55 through a rotating shaft, the rotation of the limit baffle 55 is limited by a limit block 57 at one side, one side of the outer side wall of each connection seat 56 is integrally formed with a limit block 57, the limit baffle 55 is connected with the outer side wall of the rotating shaft and connected with a flat spiral spring, one end of the flat spiral spring is connected to the limit baffle 55, the other end of the flat spiral spring is connected to the connection seat 56, the position of the outer side wall of the transmission frame 1 corresponding to the position of the impurity removing rotating roller 35 is rotatably connected with a connection gear 58 through a rotating shaft, the connecting gear 58 is mutually embedded with embedded teeth 510 at the outer side of the interlocking rotating wheel 59, the position of the outer side wall of the transmission frame 1, which corresponds to the connecting gear 58, is rotatably connected with the interlocking rotating wheel 59 through a rotating seat, an upper connecting block 53 is integrally formed above the outer side wall of the blanking frame 51, two blanking frames 51 can be embedded inside a lower connecting groove 511 at one end of the other blanking frame 51 through the upper connecting block 53 at one end of one blanking frame 51 for connection, a lower connecting groove 511 is integrally formed below the outer side wall of the blanking frame 51, the positions of the upper side wall and the lower side wall of the blanking frame 51, which correspond to the blanking rotating rollers, are rotatably connected with the blanking rotating wheel 52 through a rotating shaft, and the outer side wall of the blanking rotating wheel 52 is connected with a plurality of uniformly distributed embedded teeth 510;
in the prior art, the printed circuit board which slides downwards from the position of the blanking track 6 after being stacked is acted by the inclined blanking track 6, so that the sliding speed of the printed circuit board in the blanking track 6 is higher, and the printed circuit board which slides downwards is easy to damage due to collision with the printed circuit board placed in the placing box;
the blanking frame 51 connected at the position of the blanking track 6 can be driven to rotate through the mutual transmission between the blanking rotating wheel 52 and the linkage rotating wheel 59 at the outer side of the blanking frame 51, so that the blanking transmission belt 54 at the inner side of the blanking frame 51 rotates, the printed circuit boards sliding from the inner side of the blanking track 6 to the blanking transmission belt 54 are stopped on the blanking transmission belt 54 by the stop of the limit baffle 55, the positions of the printed circuit boards move along with the transmission of the blanking transmission belt 54, the blanking frames 51 can be connected with each other through the butt joint between the upper connecting block 53 and the lower connecting groove 511, so that the length of the blanking frame 51 can be extended, the blanking transmission belt 54 is extended to the position of the box, the printed circuit boards sliding from the blanking transmission belt 54 can slide to the inside of the box through the inclined limit baffle 55, the falling range is small, and the damage of the printed circuit due to collision can not occur, the limit baffle 55 on the blanking transmission belt 54 can rotate under the action of the rotating shaft and the flat spiral spring and can automatically reset after rotating.
When the invention is used, the impurity removing rotating roller 35 can drive the driving gear 310 to rotate through the transmission belt 36 in the rotating process, the driving gear 310 and the transmission gear 39 are mutually vertical and are mutually embedded and driven to rotate, the transmission gear 39 is driven by the transmission belt 36 and the rotating wheel at the outer side of the rotating shaft of the suction fan 38, the suction fans 38 at the adjacent sides are mutually driven by the transmission belt 36, so that the rotation of the impurity removing rotating roller 35 can drive the four suction fans 38 to rotate for air suction operation, the impurity removing roller 32 is driven by the impurity removing rotating roller 35 to rotate, impurities attached to the surface of the printed circuit board are cleaned through the cleaning bristles on the surface, the cleaned impurities are adsorbed to the lower part of the impurity removing transmission belt 34 from the position of the dust suction hole 37 under the action of the suction fan 38, the suction fan 38 enables the acting force between the printed circuit board and the impurity removing transmission belt 34 under the action of air flow to be more compact, the condition that the jumping sheet shakes and deviates from the position is not easy to occur when the jumping sheet is acted by an external force, and the flowing air flow can take away the heat of the printed circuit board, so that the printed circuit board is quickly cooled to the room temperature, the harmomegathus change of the printed circuit board is stable due to the influence of the temperature, the detection of automation equipment on the harmomegathus change of the printed circuit board is convenient, and the detection precision of the harmomegathus change of the printed circuit board is improved;
after the printed circuit board is conveyed to the position of the detection conveying belt 43, the printed circuit board is conveyed to the position of the detection rotating roller 44 through the driving of the detection conveying belt 43, the movable blocks 49 inside the detection box 410 outside the detection rotating roller 44 can be directly contacted with the printed circuit board and contract towards the inside of the detection box 410 under the action of the printed circuit board, so that the pressure sensors inside the detection box 410 detect pressure changes, when two ends of the printed circuit board are extruded by the movable blocks 49 on the detection rotating rollers 44 at two sides, the plurality of detection boxes 410 on the detection rotating rollers 44 at two sides transmit pressure data detected by the pressure sensors inside to a controller of automation equipment for comparison, after the fluctuation ranges of the detected pressure data are all within the set fluctuation range, the plurality of infrared distance sensors 47 on the detection frame 42 are controlled to detect the distance between the printed circuit board and the infrared distance sensors 47, the thickness data of the printed circuit board after expansion and contraction is obtained after the constant distance between the detection conveying belt 43 and the infrared distance sensor 47 is compared, the stacking operation of the printed circuit board can be carried out according to the thickness data, after the data exceeding the set fluctuation range exists in the fluctuation range of the detected pressure data obtained through comparison, the situation that the surface of the printed circuit board is at a damaged position is proved, signals are transmitted to a controller of an automation device to control a warning lamp to give an alarm, a manipulator is controlled to take out the printed circuit board after the printed circuit board slides out of the detection table 41 and place the printed circuit board at the corresponding position for recycling, when the printed circuit board is detected through the infrared distance sensor 47, two ends of the printed circuit board are pressed on the detection table 41 through movable blocks 49 on the detection rotating roller 44, and the influence of the shaking of the detection conveying belt 43 is avoided;
the blanking frame 51 connected at the position of the blanking track 6 can be driven to rotate through the mutual transmission between the blanking rotating wheel 52 and the linkage rotating wheel 59 at the outer side of the blanking frame 51, so that the blanking transmission belt 54 at the inner side of the blanking frame 51 rotates, the printed circuit boards sliding from the inner side of the blanking track 6 to the blanking transmission belt 54 are stopped on the blanking transmission belt 54 by the stop of the limit baffle 55, the positions of the printed circuit boards move along with the transmission of the blanking transmission belt 54, the blanking frames 51 can be connected with each other through the butt joint between the upper connecting block 53 and the lower connecting groove 511, so that the length of the blanking frame 51 can be extended, the blanking transmission belt 54 is extended to the position of the box, the printed circuit boards sliding from the blanking transmission belt 54 can slide to the inside of the box through the inclined limit baffle 55, the falling range is small, and the damage of the printed circuit due to collision can not occur, the limit baffle 55 on the blanking transmission belt 54 can rotate under the action of the rotating shaft and the flat spiral spring and can automatically reset after rotating.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The automatic stacking and groove punching system for the pressfitting and the harmomegathus of the printed circuit board comprises a transmission frame (1), a stacking transmission belt (2) and a blanking track (6), wherein the inner side wall of the transmission frame (1) is rotatably connected with the stacking transmission belt (2) through a stacking rotating roller, the outer side wall of the transmission frame (1) corresponds to the position of the stacking transmission belt (2) and is connected with a plurality of uniformly distributed blanking tracks (6), the automatic stacking and groove punching system is characterized in that one side of the inner side wall of the transmission frame (1) is rotatably connected with an impurity removal transmission belt (34) through an impurity removal rotating roller (35), air holes (31) are formed in the middle positions of the two sides of the outer side wall of the transmission frame (1), positioning grooves (33) are formed in the middle positions of the upper surface of the impurity removal transmission belt (34), dust absorption holes (37) are formed in the positions of the positioning grooves (33) in the upper surface of the impurity removal transmission belt (34), conveying frame (1) inside wall is close to edulcoration transmission band (34) below is connected with extraction fan (38), conveying frame (1) inside wall both sides correspond extraction fan (38) position department rotates and is connected with drive gear (39), conveying frame (1) inside wall corresponds drive gear (39) position department rotates through the pivot and is connected with drive gear (310).
2. The automatic stacking and grooving system for the press-fit and the expansion of the printed circuit boards as claimed in claim 1, wherein an impurity removing roller (32) is rotatably connected to the inner side wall of the conveying frame (1) above the impurity removing conveyor belt (34), the impurity removing roller (32) is in transmission connection with the impurity removing roller (35) through a transmission belt (36), a plurality of cleaning bristles are uniformly distributed on the outer side wall of the impurity removing roller (32), and a detection assembly is arranged on the side of the inner side wall of the conveying frame (1) close to the impurity removing roller (35).
3. The automatic stacking and grooving system for the pressfitting and the expansion of the printed circuit board as claimed in claim 2, wherein the detection assembly comprises a detection table (41), the position of the upper surface of the transmission frame (1) corresponding to the detection table (41) is connected with a detection frame (42), the lower surface of the interior of the detection frame (42) is connected with a plurality of infrared distance sensors (47) which are uniformly distributed, two sides of the upper surface of the detection table (41) are provided with communication holes (48), the inner side wall of each communication hole (48) is connected with a detection transmission belt (43) in a sliding manner, the position of the inner side wall of the transmission frame (1) corresponding to the detection transmission belt (43) is connected with a detection transmission roller (45) in a rotating manner, and the detection transmission roller (45) is in transmission connection with the impurity removal rotating roller (35) through a transmission belt (36).
4. The automatic stacking and grooving system for pressing, expanding and contracting of the printed circuit boards as claimed in claim 3, wherein the upper surface of the detection table (41) is rotatably connected with detection rotating rollers (44) through supporting frames (46) near both sides of the detection frame (42), the outer side walls of the detection rotating rollers (44) are connected with a plurality of detection boxes (410) which are uniformly distributed, the lower surface inside the detection boxes (410) is connected with a pressure sensor, the lower surface of the detection boxes (410) near the outer side of the pressure sensor is connected with a telescopic spring, and the upper end of the telescopic spring is connected with a movable block (49).
5. The automatic stacking and slotting system for the pressing expansion and contraction of the printed circuit boards as claimed in claim 4, wherein the supporting frame (46) is provided with a sliding groove at a position corresponding to the detection rotating roller (44), the two ends of the detection rotating roller (44) are connected with sliding blocks at positions corresponding to the sliding groove, and the upper surface inside the sliding groove is connected with a limiting spring at a position corresponding to the sliding block.
6. The automatic stacking and grooving system for pressing and expanding printed circuit boards as claimed in claim 1, wherein a discharging frame (51) is connected to an outer side wall of the discharging track (6), a stacking device (512) is connected to a position, corresponding to the discharging track (6), of an inner side wall of the conveying frame (1), a discharging transmission belt (54) is rotatably connected to the inner side wall of the discharging frame (51) through a discharging rotating roller, a plurality of uniformly distributed connecting seats (56) are connected to two sides of an outer side wall of the discharging transmission belt (54), a limit baffle (55) is rotatably connected to the inner side wall of each connecting seat (56) through a rotating shaft, a limit block (57) is integrally formed on one side of the outer side wall of each connecting seat (56), and a volute spiral spring is connected to the outer side wall of the rotating shaft through the limit baffle (55).
7. The automatic stacking and grooving system for the pressfitting and the harmomegathus of the printed circuit board as claimed in claim 6, wherein the outer side wall of the transmission frame (1) is rotatably connected with a connecting gear (58) through a rotating shaft at a position corresponding to the impurity removing rotating roller (35), the outer side wall of the transmission frame (1) is rotatably connected with a linkage rotating wheel (59) through a rotating seat at a position corresponding to the connecting gear (58), an upper connecting block (53) is integrally formed on the outer side wall of the blanking frame (51), a lower connecting groove (511) is integrally formed below the outer side wall of the blanking frame (51), a blanking rotating wheel (52) is rotatably connected with the upper side wall and the lower side wall of the outer side wall of the blanking frame (51) through a rotating shaft at a position corresponding to the blanking rotating roller, and the outer side wall of the blanking rotating wheel (52) is connected with a plurality of uniformly distributed embedded teeth (510).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210468947.XA CN114803293B (en) | 2022-04-30 | 2022-04-30 | Automatic stacking and grooving system for pressing and expanding of printed circuit boards |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210468947.XA CN114803293B (en) | 2022-04-30 | 2022-04-30 | Automatic stacking and grooving system for pressing and expanding of printed circuit boards |
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| CN114803293B CN114803293B (en) | 2023-05-19 |
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| Publication number | Publication date |
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| CN114803293B (en) | 2023-05-19 |
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