CN211429919U - SMT material mistake proofing device - Google Patents
SMT material mistake proofing device Download PDFInfo
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- CN211429919U CN211429919U CN202020487139.4U CN202020487139U CN211429919U CN 211429919 U CN211429919 U CN 211429919U CN 202020487139 U CN202020487139 U CN 202020487139U CN 211429919 U CN211429919 U CN 211429919U
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Abstract
The utility model discloses a SMT material mistake proofing device, concretely relates to SMT processes the field, including the workstation, the surface of workstation is equipped with the conveyer belt, and the surface rotation of workstation installs the arrangement gib block, and the surface mounting of workstation has first photoelectric sensor, second photoelectric sensor and positioner, and positioner's top surface joint has bracing piece, bar code scanner, and the surface mounting of workstation has the mistake picking mechanism locating plate and picks wrong push rod, and the surface rotation of workstation installs the mistake picking blend stop. The utility model discloses a set up and pick wrong push rod and pick wrong blend stop mechanism, the identification mechanism who utilizes bar code scanner to constitute sends the instruction promptly after discerning conveyer belt surface mistake material and drives to push away wrong material and slide conveyer belt surface under the stopping of picking wrong blend stop promptly to reach automatic scanning and pick the mistake automatically, need not personnel and reject wrong material, improve SMT material loading speed, improve the productivity.
Description
Technical Field
The utility model relates to a SMT processes technical field, more specifically says, the utility model specifically is SMT material mistake proofing device.
Background
SMT is a surface mount technology (surface mount technology), known as surface mount or surface mount technology, which is currently the most popular technique and process in the electronic assembly industry. The surface-mounted component (SMC/SMD, Chinese called chip component) without pins or short leads is mounted on the surface of printed circuit board or other base plate, and is welded and assembled by means of reflow soldering or dip soldering. When carrying out SMT and add man-hour, the material base plate can be carried through the conveyer belt, in order to guarantee the accuracy of base plate material, prevents to go up wrong material, can detect basically in transportation process. The common detection mode is to scan the identification code on the substrate and then compare the identification code with the data in the database to judge whether the material is correct or not, so that the detection efficiency is improved.
For example, patent publication No. CN205196236U discloses an SMT material mistake proofing device, which uses a scanning device to scan a bar code of a material so as to identify the material. However, when scanning materials, the materials can not be clearly identified due to the light brightness; in addition, when conveying materials, the scanning recognition rate is also reduced due to material shaking caused by the movement of the conveying belt.
In order to solve the above problems, a patent of patent application publication No. CN209472848U discloses an error-proofing device for SMT processing materials, which is referred to fig. 5 in the specification, and can be used when light is insufficient, so as to improve the scanning recognition rate; in addition, the positioning of the material can be more stable, and the situation that the scanning cannot be identified due to the shaking of the material is avoided.
However, the above technical solutions still have many disadvantages in practical use: because this SMT material mistake proofing device only sets up simple scanning mechanism and does the anti-shake to conveying mechanism and handle, its function singleness practicality is lower, throws out the manual work when the device scanning detects out that the object makes mistakes and picks up the mistake material, and device discernment scanning speed is restricted greatly, leads to whole SMT processing speed can't promote.
Therefore, it is highly desirable to provide a novel SMT material mistake proofing device.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defects of the prior art, the embodiment of the utility model provides a SMT material mistake proofing device, through setting up the mistake-picking push rod and the mistake-picking barrier strip mechanism, utilize the recognition mechanism that bar code scanner constitutes to send the order to the mistake-picking push rod to drive and push away the wrong material and slide down the conveyer belt surface under the blocking of the mistake-picking barrier strip after discerning the wrong material on the conveyer belt surface, thereby reach automatic scanning and automatic mistake picking, need not personnel to reject wrong material, improve SMT material loading rate, improve the productivity; additionally, the utility model discloses a set up photoelectric distance measuring mechanism, utilize first photoelectric sensor and second photoelectric sensor to carry out the locating place of material to conveyer belt surface material and mark and its time of moving to the mechanism of picking mistakes of intelligent computation to guide the operation of picking wrong push rod, guarantee to pick wrong push rod and can accurately aim wrong material and reject, prevent to carry out mistake and pick the material or pick the material failure, guarantee the accurate nature of rejecting, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: SMT material mistake proofing device, comprises a workbench, the surface of workstation is equipped with the conveyer belt, the surface rotation of workstation installs the arrangement gib block, the surface of workstation has first photoelectric sensor, second photoelectric sensor and positioner from the right side to a left side fixed mounting in proper order, positioner's top surface joint has the bracing piece, the top fixed mounting of bracing piece has bar code scanner, the fixed surface of workstation installs the mechanism locating plate of picking mistakes, one side fixed mounting of the mechanism locating plate of picking mistakes has the push rod of picking mistakes, the surface rotation of workstation installs the fender strip of picking mistakes, the input electric connection of first photoelectric sensor, second photoelectric sensor and the push rod of picking mistakes has the controller, bar code scanner's output and the input electric connection of controller.
In a preferred embodiment, the running direction of the conveying belt is from right to left, the arrangement guide strip is located at the rightmost end of the conveying belt, the arrangement guide strip is composed of a rotating pin and a stop lever, a damping is arranged at the joint of the rotating pin and the stop lever, and the number of the arrangement guide strips is two and the arrangement guide strips are arranged symmetrically.
In a preferred embodiment, the second photoelectric sensor includes a photoelectric sensor and a light emitting element, the photoelectric sensor and the light emitting element are respectively disposed on two sides of the conveyor belt, a receiving end of the photoelectric sensor and an emitting end of the light emitting element are located on the same straight line, the first photoelectric sensor and the second photoelectric sensor have the same structure, and a distance between the first photoelectric sensor and the second photoelectric sensor is a fixed value.
In a preferred embodiment, a clamping groove is formed in the positioning device, the bottom end of the supporting rod is clamped with the top surface of the positioning device, and an LED illuminating lamp is fixedly mounted on the inner side of the positioning device.
In a preferred embodiment, the bar code scanner is positioned right above the conveying belt, the scanning end of the bar code scanner is opposite to the top surface of the workbench, and the bar code scanner is positioned on the right side of the error-rejecting push rod.
In a preferred embodiment, the structure of the error-picking barrier strip is the same as that of the sorting guide strip, a certain distance is arranged between the bottom surfaces of the error-picking barrier strip and the sorting guide strip and the top surface of the conveying belt, and the error-picking barrier strip is of an arc structure.
In a preferred embodiment, the error-removing push rod comprises a push rod shell, an electromagnetic coil and a magnetic telescopic rod, wherein the electromagnetic coil is embedded in the push rod shell, the push rod shell and the electromagnetic coil are movably sleeved on the surface of the magnetic telescopic rod, a push plate is fixedly mounted at the other end of the magnetic telescopic rod, and the push plate is connected with the surface of the conveying belt in a sliding manner.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up and pick wrong push rod and pick wrong blend stop mechanism, utilize the recognition mechanism that bar code scanner constitutes to discern promptly after the wrong material of conveyer belt surface send the order to pick wrong push rod and drive and push away wrong material and slide down the conveyer belt surface under the blocking of picking wrong blend stop to reach automatic scanning and automatic picking mistake, need not personnel and reject wrong material, improve SMT material loading speed, improve the productivity;
2. the utility model discloses a set up photoelectric distance measuring mechanism, utilize first photoelectric sensor and second photoelectric sensor to carry out the locating place of material to conveyer belt surface material and mark and its time of moving to the mechanism of picking mistakes of intelligent computation to guide the operation of picking wrong push rod, guarantee to pick wrong push rod and can accurately aim wrong material and reject, prevent to carry out mistake picking or pick the material failure, guarantee the accurate nature of rejecting.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic structural diagram of the photoelectric sensor of the present invention.
Fig. 4 is a schematic view of the structure of the error-rejecting push rod of the present invention.
Fig. 5 is a schematic diagram of a comparison file structure of the present invention.
The reference signs are: 1. a work table; 2. a conveyor belt; 3. arranging the guide strips; 4. a first photosensor; 5. a second photosensor; 6. a positioning device; 7. a bar code scanner; 8. a support bar; 9. positioning plates of a fault picking mechanism; 10. picking out wrong barrier strips; 11. picking the wrong push rod; 12. a controller; 51. a photoelectric sensor; 52. a light emitting element; 111. a push rod housing; 112. an electromagnetic coil; 113. provided is a magnetic telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The SMT material mistake proofing device shown in the attached figures 1-4 comprises a workbench 1, a conveying belt 2 is arranged on the surface of the workbench 1, a sorting guide bar 3 is rotatably arranged on the surface of the workbench 1, a first photoelectric sensor 4, a second photoelectric sensor 5 and a positioning device 6 are fixedly arranged on the surface of the workbench 1 from right to left in sequence, a supporting rod 8 is clamped on the top surface of the positioning device 6, a bar code scanner 7 is fixedly arranged at the top end of the supporting rod 8, a mistake picking mechanism positioning plate 9 is fixedly arranged on the surface of the workbench 1, a mistake picking push rod 11 is fixedly arranged on one side of the mistake picking mechanism positioning plate 9, a mistake picking barrier bar 10 and a first photoelectric sensor 4 are rotatably arranged on the surface of the workbench 1, the input ends of the second photoelectric sensor 5 and the error rejecting push rod 11 are electrically connected with a controller 12, and the output end of the bar code scanner 7 is electrically connected with the input end of the controller 12.
The implementation mode is specifically as follows: by arranging the error-removing push rod 11 and the error-removing barrier strip 10 mechanism, after identifying the wrong material on the surface of the conveying belt 2 by using the identification mechanism consisting of the bar code scanner 7, sending an instruction to the error-removing push rod 11 to drive and push away the wrong material and slide down the surface of the conveying belt under the blocking of the error-removing barrier strip 10, so that automatic scanning and automatic error removal are realized, the wrong material is not required to be removed by personnel, the SMT feeding speed is improved, and the productivity is improved; additionally, the utility model discloses a set up photoelectric distance measuring mechanism, utilize first photoelectric sensor 4 and second photoelectric sensor 5 to carry out the locating place of material to 2 surface materials of conveyer belt and mark and its time of moving to the wrong mechanism of picking of intelligent computation to guide the operation of picking wrong push rod 11, guarantee to pick wrong push rod 11 and can accurately aim wrong material and reject, prevent to carry out mistake picking or pick the material failure, guarantee the accurate nature of rejecting.
Wherein, the traffic direction of conveyer belt 2 is from right to left, and arrangement gib block 3 is located the rightmost end of conveyer belt 2, and arrangement gib block 3 comprises commentaries on classics round pin and pin, and the junction of commentaries on classics round pin and pin is equipped with the damping, and the quantity of arrangement gib block 3 is two and be symmetrical arrangement, arranges the material into rectilinear motion, makes things convenient for follow-up location and scanning operation.
The second photoelectric sensor 5 comprises a photoelectric sensor 51 and a light-emitting element 52, the photoelectric sensor 51 and the light-emitting element 52 are respectively arranged on two sides of the conveyor belt 2, a receiving end of the photoelectric sensor 51 and an emitting end of the light-emitting element 52 are located on the same straight line, the first photoelectric sensor 4 and the second photoelectric sensor 5 are identical in structure, and the distance between the first photoelectric sensor 4 and the second photoelectric sensor 5 is a fixed value and is used for measuring and calculating the material running speed and the material placing position.
Wherein, positioner 6's inside is equipped with the draw-in groove, and the bottom of bracing piece 8 and positioner 6's top surface joint each other, and positioner 6's inboard fixed mounting has the LED light, makes things convenient for scanning device accurate scanning under the dark condition.
Wherein, bar code scanner 7 is located conveyer belt 2 directly over, and bar code scanner 7's scanning end is relative with the top surface of workstation 1, and bar code scanner 7 is located the right side of picking wrong push rod 11, realizes scanning and plays wrong smooth and easy going on.
The wrong picking barrier strips 10 are the same as the arrangement guide strips 3 in structure, a certain distance is reserved between the bottom surfaces of the wrong picking barrier strips 10 and the arrangement guide strips 3 and the top surface of the conveying belt 2, and the wrong picking barrier strips 10 are of arc-shaped structures and used for being matched with a wrong picking push rod 11 to block wrong materials and prevent the wrong materials from entering a tool welding link.
Wherein, the mistake-removing push rod 11 comprises a push rod shell 111, an electromagnetic coil 112 and a magnetic telescopic rod 113, the electromagnetic coil 112 is embedded in the push rod shell 111, the push rod shell 111 and the electromagnetic coil 112 are movably sleeved on the surface of the magnetic telescopic rod 113, the other end of the magnetic telescopic rod 113 is fixedly provided with a push plate, the push plate is connected with the surface of the conveying belt 2 in a sliding manner, the push rod formed by the Lenz law is utilized, and the structure is simple and easy to control.
The utility model discloses the theory of operation:
firstly, materials are placed on the surface of a conveying belt 2, the materials move to the center of the conveying belt 2 and are arranged to run in a straight line under the action of a sorting guide strip 3 along with the movement of the conveying belt 2, when the materials pass through a first photoelectric sensor 4, a first-time passing signal is generated by the first photoelectric sensor 4, a second-time passing signal is generated when the materials move to a second photoelectric sensor 5, the distance between the first photoelectric sensor 4 and the second photoelectric sensor 5 is further used for measuring and calculating the material running speed, errors are found after the materials are scanned by a bar code scanner 7, namely, the error removing push rod 11 is guided to push the error removing push rod 11 to remove the errors according to the previous measured and calculated speed and the time of the materials reaching the error removing push rod 11 according to the distance between the second photoelectric sensor 5 and the error removing mechanism positioning plate 9, the surface of the conveying belt is slid under the blocking of the error removing push rod 10, so that automatic scanning and automatic error removing are achieved, and wrong materials are not required to be removed by personnel, and the SMT feeding speed is improved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
- SMT material mistake proofing device, including workstation (1), the surface of workstation (1) is equipped with conveyer belt (2), its characterized in that: the surface of the workbench (1) is rotatably provided with a sorting guide strip (3), the surface of the workbench (1) is sequentially and fixedly provided with a first photoelectric sensor (4), a second photoelectric sensor (5) and a positioning device (6) from right to left, a supporting rod (8) is clamped on the top surface of the positioning device (6), a bar code scanner (7) is fixedly arranged at the top end of the supporting rod (8), a positioning plate (9) of a fault-picking mechanism is fixedly arranged on the surface of the workbench (1), one side of the positioning plate (9) of the error removing mechanism is fixedly provided with an error removing push rod (11), a mistake removing barrier strip (10) is rotatably arranged on the surface of the workbench (1), the input ends of the first photoelectric sensor (4), the second photoelectric sensor (5) and the mistake removing push rod (11) are electrically connected with a controller (12), the output end of the bar code scanner (7) is electrically connected with the input end of the controller (12).
- 2. An SMT material mistake proofing device according to claim 1, wherein: the traffic direction of conveyer belt (2) is from right to left, arrangement gib block (3) are located the right-hand member of conveyer belt (2), arrangement gib block (3) comprise round pin and pin, the junction of round pin and pin is equipped with the damping, the quantity of arrangement gib block (3) is two and is the symmetrical formula and arranges.
- 3. An SMT material mistake proofing device according to claim 1, wherein: the second photoelectric sensor (5) comprises a photoelectric sensor (51) and a light-emitting element (52), the photoelectric sensor (51) and the light-emitting element (52) are respectively arranged on two sides of the conveying belt (2), a receiving end of the photoelectric sensor (51) and an emitting end of the light-emitting element (52) are located on the same straight line, the first photoelectric sensor (4) and the second photoelectric sensor (5) are identical in structure, and the distance between the first photoelectric sensor (4) and the second photoelectric sensor (5) is a fixed value.
- 4. An SMT material mistake proofing device according to claim 1, wherein: the LED lamp is characterized in that a clamping groove is formed in the positioning device (6), the bottom end of the supporting rod (8) is clamped with the top surface of the positioning device (6), and an LED illuminating lamp is fixedly mounted on the inner side of the positioning device (6).
- 5. An SMT material mistake proofing device according to claim 1, wherein: the bar code scanner (7) is located right above the conveying belt (2), the scanning end of the bar code scanner (7) is opposite to the top surface of the workbench (1), and the bar code scanner (7) is located on the right side of the error-removing push rod (11).
- 6. An SMT material mistake proofing device according to claim 1, wherein: the structure of the error-removing barrier strips (10) is the same as that of the sorting guide strips (3), a certain distance is reserved between the bottom surfaces of the error-removing barrier strips (10) and the sorting guide strips (3) and the top surface of the conveying belt (2), and the error-removing barrier strips (10) are of arc-shaped structures.
- 7. An SMT material mistake proofing device according to claim 1, wherein: the mistake-removing push rod (11) comprises a push rod shell (111), an electromagnetic coil (112) and a magnetic telescopic rod (113), wherein the electromagnetic coil (112) is embedded in the push rod shell (111), the surface of the magnetic telescopic rod (113) is movably sleeved with the push rod shell (111) and the electromagnetic coil (112), a push plate is fixedly mounted at the other end of the magnetic telescopic rod (113), and the push plate is connected with the conveying belt (2) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020487139.4U CN211429919U (en) | 2020-04-07 | 2020-04-07 | SMT material mistake proofing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020487139.4U CN211429919U (en) | 2020-04-07 | 2020-04-07 | SMT material mistake proofing device |
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| CN211429919U true CN211429919U (en) | 2020-09-04 |
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| CN202020487139.4U Active CN211429919U (en) | 2020-04-07 | 2020-04-07 | SMT material mistake proofing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113660849A (en) * | 2021-08-13 | 2021-11-16 | 大唐互联科技(武汉)有限公司 | SMT (surface mount technology) chip mounting equipment based on industrial Internet and using method thereof |
-
2020
- 2020-04-07 CN CN202020487139.4U patent/CN211429919U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113660849A (en) * | 2021-08-13 | 2021-11-16 | 大唐互联科技(武汉)有限公司 | SMT (surface mount technology) chip mounting equipment based on industrial Internet and using method thereof |
| CN113660849B (en) * | 2021-08-13 | 2022-10-14 | 大唐互联科技(武汉)有限公司 | SMT (surface mount technology) chip mounting equipment based on industrial Internet and using method thereof |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 213 Baita East Road, Suzhou City, Jiangsu Province Patentee after: Suzhou Qianming Semiconductor Equipment Co.,Ltd. Address before: 215000 213 Baita East Road, Suzhou City, Jiangsu Province Patentee before: Suzhou Qianming Automation Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 215000 1st floor, No.3 workshop, 4088 puzhuang Avenue, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Qianming Semiconductor Equipment Co.,Ltd. Address before: 215000 213 Baita East Road, Suzhou City, Jiangsu Province Patentee before: Suzhou Qianming Semiconductor Equipment Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |