CN114563985A - SMT flexible production line and production method - Google Patents
SMT flexible production line and production method Download PDFInfo
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- CN114563985A CN114563985A CN202111563576.5A CN202111563576A CN114563985A CN 114563985 A CN114563985 A CN 114563985A CN 202111563576 A CN202111563576 A CN 202111563576A CN 114563985 A CN114563985 A CN 114563985A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 126
- 238000012545 processing Methods 0.000 claims abstract description 35
- 238000004140 cleaning Methods 0.000 claims abstract description 21
- 238000007689 inspection Methods 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 12
- 238000002360 preparation method Methods 0.000 claims abstract description 10
- 238000005516 engineering process Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 4
- 238000003860 storage Methods 0.000 abstract description 7
- 238000005476 soldering Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007619 statistical method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000013439 planning Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012384 transportation and delivery Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4189—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the transport system
- G05B19/41895—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the transport system using automatic guided vehicles [AGV]
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32252—Scheduling production, machining, job shop
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses an SMT flexible production line, and aims to provide an SMT production line with high production efficiency and high production precision. The production preparation module comprises an installation binding system and a task transportation system, and the production processing module comprises a production measurement system, a processing and cleaning system and an inspection system. The installation binding system comprises an installation clamp system and a binding support plate system which are sequentially arranged. The task transportation system comprises an automatic task generation system and an intelligent transportation system which are sequentially arranged. The automatic generation task system comprises a CAPP system. The intelligent transportation system comprises a plurality of AGV trolleys. The production measurement system comprises a production line system and a reference measurement system which are sequentially arranged, wherein the production line system comprises a plurality of mechanical hands. The invention can realize automatic transportation and intelligent storage, and simultaneously improves the production efficiency and the production precision of the production line.
Description
Technical Field
The invention relates to an SMT production line, in particular to an SMT flexible production line.
Background
The SMT production line, also called Surface Mount Technology (SMT) for short, is a new generation of electronic assembly Technology developed from the hybrid integrated circuit Technology, and is characterized by adopting a component Surface mounting Technology and a reflow soldering Technology, and is a new generation of assembly Technology in the manufacture of electronic products. The wide application of SMT promotes the miniaturization and the multifunctionalization of electronic products, and provides conditions for mass production and low defect rate production. However, in the production process of the electrical components, because the types and the number of the electrical components are large, the current SMT production line usually needs a plurality of processes to transport, assemble and produce the electrical components, and the manual inspection is needed after each process, so that the problems of low production efficiency and low precision exist.
Chinese patent publication No. CN206674334U, publication No. 2017, 11/24, the name of the invention is "an SMT production line layout", which discloses an SMT production line layout including a first production line, a second production line, a double-head transfer machine and a double-rail reflow soldering, the first production line and the second production line are parallel and opposite to each other, the double-head transfer machine includes a conveying portion, the first production line is connected with the conveying portion through a first rail, the second production line is connected with the conveying portion through a second rail, a first double-rail docking station is disposed between an end portion of the double-head transfer machine and the double-rail reflow soldering, the first double-rail docking station includes a first conveying line and a second conveying line, the first conveying line and the second conveying line are connected with the conveying portion, the double-rail reflow soldering includes a first rail and a second rail, the first rail is connected with the first conveying line, and the second rail is connected with the second conveying line. The SMT production line has the disadvantages that a plurality of processes are often needed for transporting, assembling and producing the electric elements, and manual inspection is needed after each process, so that the problems of low production efficiency and low precision exist.
Disclosure of Invention
The invention overcomes the defects in the prior art, and provides an SMT flexible production line which comprises a production preparation module and a production processing module, can realize automatic transportation and intelligent storage, and improves the production efficiency and the production precision of the production line by using a closed-loop inspection system.
In order to solve the technical problems, the invention adopts the following technical scheme: the flexible SMT production line is characterized in that: the production preparation module comprises an installation binding system and a task transportation system, and the production processing module comprises a production measurement system, a processing and cleaning system and an inspection system. The task transportation system and the inspection system realize automatic transportation, intelligent storage and closed-loop control inspection, and improve the production efficiency and the production precision of a production line.
Preferably, the installation binding system comprises an installation clamp system and a binding carrier plate system which are arranged in sequence. The fixture is mounted and the carrier plate is bound, so that preparation is made for subsequent production.
Preferably, the task transportation system comprises an automatic task generation system and an intelligent transportation system which are sequentially arranged. Automatic task generation and automatic transportation are realized, and production efficiency is improved.
Preferably, the automatic generation task system comprises a CAPP system. The problems of low efficiency, poor consistency, unstable quality, difficulty in achieving optimization and the like of the manual generation task are solved.
Preferably, the intelligent transport system includes a plurality of AGV carts. The floor area of the production line is reduced while automatic transportation is realized.
Preferably, the production measuring system comprises a production line system and a reference measuring system which are arranged in sequence, and the production line system comprises a plurality of manipulators. The efficiency and the precision of production are improved.
Preferably, the processing and cleaning system comprises a production processing system and an automatic cleaning system which are sequentially arranged, and the production processing system comprises a plurality of manipulators. In a common manual processing mode of the spark machine, manual intervention is needed for cleaning, and the automatic cleaning system can be matched with automatic operation, so that the manual intervention is avoided, and the cleaning degree can meet the quality requirement.
Preferably, the robot is an eight-axis linkage robot. Can ensure the continuous use of all machines in the line body, can ensure the machine tool to process seamless oblique streets, avoids the shutdown phenomenon and improves the working efficiency of the machine tool.
Preferably, the checking system is a closed loop control system. The inspection precision is improved.
A production method using the SMT flexible production line is characterized by comprising the following steps:
and (3) issuing an instruction:
a. the MES issues tasks to the production line body;
b. the production line receives a task;
preparation of production:
c. installing a clamp by field personnel;
d. binding a support plate by a field worker;
e. automatically generating a job task by using a CAPP system;
f. the CAPP system transmits information to the AGV, and the AGV starts to carry various materials and parts required by production;
production and processing:
g. operating parts on the AGV by adopting an eight-axis linkage manipulator to produce a line body;
h. the method comprises the following steps of performing reference measurement on the size of a part by adopting a three-coordinate detection automatic judgment system technology;
i. producing and processing the parts by using an eight-axis linkage manipulator;
j. cleaning the produced and processed workpiece by using a cleaning machine;
k. manually taking the cleaned workpiece from the manual workstation, manually detecting the workpiece, returning the workpiece to the manual workstation after detection is finished, automatically compensating the workpiece by the CAPP system according to detection data manually provided, and manually confirming the workpiece to be transferred downwards or repaired;
and (4) acceptance:
i, the AGV trolley receives an instruction and automatically carries the workpiece into a three-dimensional container;
and m, conveying the workpieces in the three-dimensional container into a lower working section through an AGV trolley, and enabling the parts to flow downwards after the automatic process is finished.
By adopting the technical scheme, the SMT flexible production line provided by the invention has the beneficial effects that automatic transportation and intelligent storage can be realized, and the production efficiency and the production precision of the production line are improved by using a closed-loop inspection system.
Drawings
FIG. 1 is a line drawing of an SMT process of the present invention;
FIG. 2 is a wire frame diagram of a production preparation module;
FIG. 3 is a wire frame diagram of a production tooling module and an acceptance module;
fig. 4 is a wire frame diagram of an instruction issue module.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention:
the flexible SMT production line comprises a command issuing stage, a production preparation stage, a production processing stage and an acceptance stage which are sequentially arranged, wherein an installation binding system and a task conveying system are sequentially arranged in the production preparation stage, the installation binding system is sequentially provided with an installation fixture system and a binding support plate system, and the task conveying system is sequentially provided with an automatic task generating system and an intelligent conveying system. And the production and processing stage is sequentially provided with a production measuring system, a processing and cleaning system and an inspection system. The production measuring system is sequentially provided with a production line system and a reference measuring system. The processing and cleaning system is sequentially provided with a production processing system and an automatic cleaning system. The inspection system comprises a manual measurement system, products beyond the processing error range are accurately found out through manual measurement, and corresponding instructions are fed back to the production processing system, so that the accuracy of production and processing is guaranteed. And the acceptance stage is sequentially provided with a three-dimensional container automatic storage system and a lower working section.
In the installation jig system, as shown in fig. 2, the installation of the jig is mainly handled by a field worker. In a binding carrier plate system, the installation of the clamps is primarily handled by field personnel. The automatic generation task system comprises a CAPP system. The CAPP system is a production and processing system which utilizes a computer to carry out functions of numerical calculation, logic judgment, reasoning and the like to formulate a part machining process by means of computer software and hardware technology and supporting environment. In this patent, the CAPP system is a centralized control system including integrated control equipment, tool and quality system technology, research and development of integratable control equipment, tool and quality, and by displaying equipment processing information, tool use information and part size information on the system in a set manner, managers can read and use these information quickly to regulate and control production. The intelligent transportation system comprises a plurality of AGV trolleys. And the AGV trolley is used for carrying and processing the required part materials.
As shown in fig. 3, in the production line system, the robot mainly replaces the human power to carry various materials during the production of the line body. In a reference measurement system, a three-coordinate detection automatic judgment system technology is adopted to inspect the size of a part, the size characteristics of the part measured by programming are researched and developed, the part is automatically judged to be qualified, repaired and scrapped, information is transmitted to a CAPP system to quickly deal with the part, the emergency response measures of the repaired and scrapped part are automatically regulated and controlled, complete digital information is generated with high precision and high efficiency, and report output and statistical analysis are completed. In the production processing system, a manipulator is mainly responsible for carrying raw materials required in the production processing process and products after the production processing is finished. In the automatic cleaning system, the cleaning machine automatically cleans the surface of the product, thereby avoiding human intervention and ensuring that the cleaning degree can meet the quality requirement. In the manual measuring system, the workpiece after automatic cleaning is automatically conveyed to a manual workstation, then the workpiece is manually taken from the manual workstation, manual detection is carried out, the workpiece is placed back to the manual workstation after detection is finished, automatic compensation is carried out by a CAPP system according to detection data manually provided (the automatic compensation function is software designed by an inventor in the production line, parameters required by a spark machine can be automatically calculated, a processing program in the CAPP system is automatically compensated), and then manual confirmation and downward circulation or repair are selected.
In the acceptance stage, the three-dimensional container automatic storage system comprises a plurality of AGV trolleys, and on the premise of manually sending instructions, the AGV trolleys receive the instructions and automatically carry in and out various products or parts. The next working section is mainly provided with field workers for carrying out corresponding regulation and control according to the production process of different parts.
As shown in fig. 4, in the instruction issuing stage of the production line, the MES system mainly issues tasks to the production line, and the MES system functions as a client in the production line.
In the invention, the manipulator is an 8-axis linkage manipulator.
The working principle of the invention is as follows:
the EMS system issues an instruction, field personnel install the clamp according to the instruction, and after the clamp is installed, the field personnel bind the support plate. The processing task is then automatically generated by the CAPP system. The production plan issued by the MES is researched and developed, the production plan is input to the CAPP system for planning and scheduling production, parts are machined, and final delivery project group personnel are output, so that the complexity and repeated operation are reduced, the error probability is reduced, the cooperation and management of all links are smoother, real-time, effective and reliable data support is provided for production plan scheduling, and the capacity of coping with production emergency is improved. CAPP integrated control equipment, cutter and quality system technology
The centralized control system capable of integrating and controlling the equipment, the cutter and the quality is developed, and the equipment processing information, the cutter using information and the part size information are displayed on the system in a gathering manner, so that a manager can read and use the information quickly to regulate and control production. The CAPP system can automatically judge the tool needed by the machine tool, the parts needed to be processed send instructions to the manipulator and the AGV trolley, the AGV trolley is transported to a production line and automatically moved in by the manipulator, the manual error rate is reduced, and the processing efficiency is improved. And then, the dimensional characteristics of the part measured by programming are researched and developed, the part is automatically judged to be qualified, repaired and scrapped, information is transmitted to a CAPP system for fast response, emergency response measures of the repaired and scrapped part are automatically regulated, complete digital information is generated with high precision and high efficiency, and report output and statistical analysis are completed. The three-dimensional container can be butted with the AGV trolley and the CAPP system, so that the automatic storage and the totally-enclosed operation of parts are realized, the invasion of dust can be effectively avoided, the traditional clumsy mode of finding goods by people is changed, and the advanced idea of finding people by goods is easily realized.
The above description is only illustrative of the structure of the present invention. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (10)
1. The flexible production line of SMT which characterized in that: the production preparation module comprises an installation binding system and a task transportation system, and the production processing module comprises a production measurement system, a processing and cleaning system and an inspection system.
2. An SMT flexible production line according to claim 1, wherein the mounting and binding system comprises a mounting fixture system and a binding carrier plate system arranged in sequence.
3. An SMT flexible production line according to claim 1, wherein the task transportation system includes an auto-generation task system and an intelligent transportation system arranged in sequence.
4. An SMT flexible production line according to claim 3, wherein the auto-generation task system comprises a CAPP system.
5. An SMT flexible production line according to claim 3, wherein the intelligent transport system includes a plurality of AGV carts.
6. An SMT flexible production line according to claim 1, wherein the production measurement system comprises a production line system and a reference measurement system arranged in sequence, the production line system comprising a plurality of robots.
7. An SMT flexible production line according to claim 1, wherein the processing and cleaning system comprises a production and processing system and an automatic cleaning system arranged in sequence, and the production and processing system comprises a plurality of manipulators.
8. An SMT flexible production line according to claim 6 or claim 7, wherein the robot is an eight-axis linkage robot.
9. An SMT flexible production line according to claim 1, wherein the inspection system is a closed loop control system.
10. A production method using the SMT flexible production line recited in any one of claims 1 to 9, wherein said production method comprises the steps of:
and (3) issuing an instruction:
a. the MES issues a task to the production line body;
b. the production line receives a task;
preparation of production:
c. installing a clamp by field personnel;
d. binding a support plate by a field worker;
e. automatically generating a job task by using a CAPP system;
f. the CAPP system transmits information to the AGV, and the AGV starts to carry various materials and parts required by production;
production and processing:
g. operating parts on the AGV by adopting an eight-axis linkage manipulator to produce a line body;
h. the method comprises the following steps of performing reference measurement on the size of a part by adopting a three-coordinate detection automatic judgment system technology;
i. producing and processing the parts by using an eight-axis linkage manipulator;
j. cleaning the produced and processed workpiece by using a cleaning machine;
k. manually taking the cleaned workpiece from the manual workstation, manually detecting the workpiece, returning the workpiece to the manual workstation after detection is finished, automatically compensating the workpiece by the CAPP system according to detection data manually provided, and manually confirming the workpiece to be transferred downwards or repaired;
and (4) acceptance:
i, the AGV trolley receives an instruction and automatically carries the workpiece into a three-dimensional container;
and m, conveying the workpieces in the three-dimensional container into a lower working section through an AGV trolley, and enabling the parts to flow downwards after the automatic process is finished.
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| CN202111563576.5A CN114563985A (en) | 2021-12-20 | 2021-12-20 | SMT flexible production line and production method |
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| CN202111563576.5A CN114563985A (en) | 2021-12-20 | 2021-12-20 | SMT flexible production line and production method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207551209U (en) * | 2017-11-29 | 2018-06-29 | 东莞市库崎智能科技有限公司 | A kind of SMT chip mounters workshop automatic feeder |
| CN110837986A (en) * | 2018-08-16 | 2020-02-25 | 张志陆 | Warehouse management system and method thereof |
| CN112327790A (en) * | 2020-11-27 | 2021-02-05 | 电信科学技术仪表研究所有限公司 | SMT intelligent process optimization control method |
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- 2021-12-20 CN CN202111563576.5A patent/CN114563985A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207551209U (en) * | 2017-11-29 | 2018-06-29 | 东莞市库崎智能科技有限公司 | A kind of SMT chip mounters workshop automatic feeder |
| CN110837986A (en) * | 2018-08-16 | 2020-02-25 | 张志陆 | Warehouse management system and method thereof |
| CN112327790A (en) * | 2020-11-27 | 2021-02-05 | 电信科学技术仪表研究所有限公司 | SMT intelligent process optimization control method |
Non-Patent Citations (2)
| Title |
|---|
| 佘红英;吴红;: "SMT全流程质量管控的实践与思考", 电子工艺技术, no. 02 * |
| 周德俭, 吴兆华, 潘开林: "SMT柔性制造技术研究", 电子工艺技术, no. 05, pages 185 - 189 * |
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