CN111176249B - Intelligent manufacturing method of multi-station stamping forming and forming die - Google Patents

Intelligent manufacturing method of multi-station stamping forming and forming die Download PDF

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CN111176249B
CN111176249B CN202010026265.4A CN202010026265A CN111176249B CN 111176249 B CN111176249 B CN 111176249B CN 202010026265 A CN202010026265 A CN 202010026265A CN 111176249 B CN111176249 B CN 111176249B
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forming
robot
station
die
stamping
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CN111176249A (en
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陈晓明
滕宏春
禹鑫燚
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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
    • G05B19/42—Recording and playback systems, i.e. in which the programme is recorded from a cycle of operations, e.g. the cycle of operations being manually controlled, after which this record is played back on the same machine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass

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Abstract

The invention discloses an intelligent manufacturing method of a multi-station stamping forming and forming die, belongs to the technical field of intelligent manufacturing, and designs an MES (manufacturing execution system) management and control system capable of realizing integration of intelligent processing, intelligent detection and intelligent forming, and a closed-loop intelligent management process and a closed-loop intelligent management method capable of realizing integration of die processing, detection precision and stamping product quality guarantee.

Description

Intelligent manufacturing method of multi-station stamping forming and forming die
Technical Field
The invention belongs to the technical field of intelligent manufacturing, can be applied to the field of comprehensive practical training teaching of intelligent die manufacturing technology, and particularly relates to an intelligent manufacturing method of a multi-station stamping forming and forming die.
Background
The stamping belongs to labor-intensive industries, a large quantity of stamping machines are arranged in a stamping production workshop, each stamping machine completes stamping of one station, production line type continuous production is realized, the labor intensity of workers is high, and the safety is poor. In recent years, automatic production, rapid feeding, industrial robot feeding, automatic control of a stamping forming machine and safety protection are gradually realized in stamping production. However, the multi-station production of multiple devices occupies a large workshop area, has low production efficiency and is difficult to control forming precision and adjust in a combined manner. Meanwhile, the manufacturing of the stamping forming and the forming die belongs to different areas, and the influence of the die manufacturing and assembling precision on the stamping forming quality cannot be fed back quickly, so that the development period of a new stamping product is prolonged. The transformation and upgrading of the manufacturing industry urgently need a multi-station stamping forming and forming intelligent manufacturing method capable of realizing integration of intelligent processing, intelligent detection and intelligent forming, a new manufacturing device and a new state are realized, and meanwhile, in order to meet the talent demand of the new device and the new state, the multi-station stamping forming and forming intelligent manufacturing method is also urgently needed to be used as a comprehensive training teaching method for intelligent manufacturing composite talent culture, and the requirement of teaching training can be met.
Disclosure of Invention
The invention relates to a multi-station intelligent manufacturing unit for a stamping forming and forming die, which is a solution for realizing integration of intelligent processing, intelligent detection and intelligent forming, and solves the problem that the closed-loop intelligent joint adjustment of die manufacturing and stamping forming can feed back a system and intelligently correct a die.
A multi-station intelligent manufacturing method for stamping forming and forming dies comprises the following steps:
(1) initializing the RFID label of the stereoscopic warehouse according to the warehouse state through an MES according to a preset encoding rule; the MES sends out an instruction, the robot realizes the following sequential actions, a forming die part is taken from a first stereoscopic warehouse and is sent into a zero point quick-change clamp of a multi-shaft machining center, the robot exits, the multi-shaft machining center is started, the running machining is finished, an online measuring head is used for detecting, the detection is unqualified, the MES performs tool compensation, the running machining is finished, the online detection is qualified, the data returns to the MES system, and the robot takes out the forming die part and sends the forming die part back to the first stereoscopic warehouse;
(2) the manufacturing method comprises the following steps that an MES (manufacturing execution system) sends an instruction, a robot gets a forming die part from a first three-dimensional warehouse and sends the forming die part into an intelligent assembly table, the die is assembled, the assembled forming die is sent into a numerical control forming press station A through a die conveying platform, the numerical control forming press performs trial punching, if a punched product is unqualified, the forming die is sent back to the intelligent assembly table through the die conveying platform, the forming die part is automatically disassembled and sent back to the first three-dimensional warehouse, MES (manufacturing execution system) performs tool repair, the step (1) is repeated, a multi-axis machining center is used for correcting the process size of the forming die part, the step (2;
(3) the MES sends out an instruction, the robot gets an electrode blank from a second stereoscopic warehouse and sends the electrode blank into a zero quick-change fixture of a multi-axis machining center, the robot exits, the multi-axis machining center starts, the operation and machining are finished, an online measuring head is used for detecting, the detection is unqualified, the MES carries out tool compensation, the operation and machining are finished, the online detection is qualified, data is returned to the MES system, and the robot takes out a formed electrode part and sends the electrode part back to the second stereoscopic warehouse;
(4) the MES sends out an instruction, the robot gets the forming die part from a third stereoscopic warehouse and sends the forming die part into a zero point quick-change fixture of the electric spark forming machine, the robot withdraws, the robot gets the forming die part from a second stereoscopic warehouse and sends the forming die part into a main shaft fixture of the electric spark forming machine, the electric spark forming machine is started and finishes operation and processing, the robot gets the forming die back to the second stereoscopic warehouse, the robot gets the forming die part and sends the forming die part into a zero point positioning fixture, a three-coordinate measuring machine measures the size of the die opening of the forming die part to ensure that a forming gap is within a preset range, and the robot gets the forming die part and;
(5) the MES sends out an instruction, the robot gets the forming die part from the third three-dimensional warehouse and sends the forming die part into the intelligent assembly table, the die is assembled into a forming die, the forming die part is sent into a station B of the numerical control forming press through the die conveying platform after being assembled, the numerical control forming press performs trial punching, if the punched product is unqualified, the forming die part is sent back to the intelligent assembly table through the die conveying platform, the forming die part is disassembled and sent back to the third three-dimensional warehouse, the MES performs electric spark discharge compensation, the step (4) is repeated, the electric spark forming machine corrects the process size of the forming die part, the step (5) is repeated to assemble the die;
(6) completing the moulds at other stations by the same steps;
(7) the robot takes the formed blank from the fourth stereoscopic warehouse and sends the blank to a station A of a forming press, the robot claw is withdrawn, the forming press A is started and carries out stamping forming, and the robot takes the semi-finished stamping part of the station A of the forming press and puts the stamping part back to the fifth stereoscopic warehouse for transposition A;
(8) the robot takes the scanner from the tool quick-changing table to a fifth stereoscopic warehouse to perform three-dimensional scanning on the semi-finished stamping part at the position of the turning position A;
if the semi-finished product stamping part is not qualified, inputting repairing parameters according to errors, automatically adjusting the closing height of the die, and placing the scanned semi-finished product stamping part into a waste box by a robot;
if the quality is qualified, entering the next step;
(9) the robot takes the formed blank from the fourth stereoscopic warehouse, the formed blank is sent to a station A of a forming press, the robot claw is withdrawn, the robot takes the semi-finished stamping part from a position A of the fifth stereoscopic warehouse at a transposition position and sends the semi-finished stamping part to a station B of the forming press, the robot claw is withdrawn, the forming press is started and carries out stamping forming, the robot firstly takes the semi-finished stamping part at the station A of the forming press, the semi-finished stamping part is placed back to the fifth stereoscopic warehouse at the transposition position A, then the semi-finished stamping part at the station B of the forming press is taken, and the semi-finished stamping part is placed back to the sixth stereoscopic;
(10) the robot takes the scanner from the tool quick-changing table and carries out three-dimensional scanning on the semi-finished stamping part at the position B of the turning position in the sixth stereoscopic warehouse;
if the workpiece is not qualified, inputting repair parameters according to errors, automatically adjusting the closing height of the die, and placing the scanned semi-finished stamping workpiece into a waste box by the robot;
if the quality is qualified, entering the next step;
(11) the robot takes the formed blank from the fourth stereoscopic warehouse, the formed blank is sent to a station A of a forming press, the robot claw is withdrawn, the robot takes a semi-finished stamping part from a position A of transposition in the fifth stereoscopic warehouse and then is sent to a station B of the forming press, the robot claw is withdrawn, the robot takes the semi-finished stamping part from the position B of transposition in the sixth stereoscopic warehouse and then is sent to a station C of the forming press, the forming press is started and carries out stamping forming, the robot firstly takes the semi-finished stamping part at the station A of the forming press and puts the semi-finished stamping part back to the position A of the fifth stereoscopic warehouse, then takes the semi-finished stamping part at the station B of the forming press and puts the semi-finished stamping part back to the position B of the sixth stereoscopic warehouse, then takes a finished product forming part at the station C of the;
(12) the robot takes the scanner from the tool quick-changing table, three-dimensionally scans the finished product forming piece to the position C of the turning position in the seventh stereoscopic warehouse, the finished product forming piece is qualified after scanning, and the robot puts the scanned stamping piece into the finished product box;
(13) and by parity of reasoning, debugging is completed, and stamping forming is continuously carried out.
In the invention, the MES is an intelligent control and design system, the functional modules of the MES comprise a process design module, a scheduling management module, an equipment management module, a measurement and tool compensation module, a production statistics module, a system setting module, a task management module and the like, and each module comprises a specific management function.
(1) Design of the process
And designing a 3D file according to a given 2D (DWG) file, and automatically generating EBOM, PBOM and numerical control machining process files from a design archive of the 3D software.
(2) Scheduling management
The schedule management module includes manual scheduling, automatic scheduling and process management.
1) Manual scheduling
Figure 738801DEST_PATH_IMAGE001
And selecting a manual schedule according to the processing and forming requirements to generate a processing procedure and a forming procedure of the workpiece. The step-by-step machining and forming can be carried out on each procedure of the workpiece, feeding, blanking and material changing are carried out, and the electrodes can be automatically matched in a warehouse. According to the detection result of three coordinates, the electric spark forming machine and the machining center can realize repair and machiningAnd (4) sending the qualified parts into a die assembly unit to finish intelligent assembly, and sending the assembled die into a station A, a station B and a station C … of the forming press.
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And finishing the processing of the parts by arranging and combining.
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The mixing can be performed by mixing a plurality of parts.
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The part processing program is automatically issued to the electric spark forming machine and the processing center through a network.
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Can be repaired and replaced.
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The blanking clearance can be adjusted, and the forming closing height can be adjusted.
2) Automatic scheduling
Automatic scheduling can be selected, and the automatic scheduling function can automatically carry out production processing and forming scheduling on order tasks according to parameters such as processes and the like. After scheduling is completed, automatic processing, forming and assembling of orders can be completed by combining other modules.
3) Machining program management
Figure 421400DEST_PATH_IMAGE001
The processing program can be led in, the processing program can be directly issued to the machine tool through the network, and the issuing state can be tracked.
Figure 176867DEST_PATH_IMAGE002
Can upload processing programs, canAnd directly uploading the electric spark forming machine and the machining center program to a local computer through a network. (for three items)
Figure 769522DEST_PATH_IMAGE003
After the machining program is introduced, the workpiece can automatically identify the matched machining program (adapting to the change of the type of the workpiece), and the machine tool is issued through a network and automatically loaded before machining.
(3) Device management
And collecting data of production line equipment.
1) Machining center data acquisition
Figure 585031DEST_PATH_IMAGE001
And acquiring the working state of the machine tool, including off-line/on-line, machining, idle, alarming and the like.
Figure 528716DEST_PATH_IMAGE002
And acquiring shaft information including a working mode, a feeding multiplying power, a shaft position, a main shaft load, a main shaft speed and the like.
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The name of a machining program being executed by a machine tool is acquired.
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And collecting alarm information of the machine tool.
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And acquiring information of a chuck and a door of the machine tool.
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And collecting the cutter and tool compensation information of the machine tool.
2) Data acquisition for spark forming machine
Figure 285582DEST_PATH_IMAGE001
And collecting the working states of the electric spark forming machine, including off-line/on-line, machining, idling, alarming and the like.
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And collecting the information of the electric spark forming machine, including the information of the shaft position, the working mode, the working state and the like.
Figure 275721DEST_PATH_IMAGE003
The name of a machining program and the number of machining conditions being executed by an electric discharge machine are collected.
Figure 928419DEST_PATH_IMAGE004
And collecting alarm code information of the electric spark forming machine.
Figure 829379DEST_PATH_IMAGE005
And collecting information such as the chuck state of the electric spark forming machine, the in-place of an oil groove and the like.
3) Robot data acquisition
Figure 251133DEST_PATH_IMAGE001
And the robot axis position and axis speed information comprises a joint 1, a joint 2, a joint 3, a joint 4, a joint 5, a joint 6 and a seventh axis.
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The working state, the working mode, the running speed and other information of the robot.
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Robot communication status information.
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And (5) robot alarm information.
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The project name currently being loaded by the robot and the name information of the loaded program.
4) Data acquisition of digital control forming machine
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The working state of the machine tool is collected, including off-line/on-line, forming (molding), idle, alarming and the like.
Figure 593701DEST_PATH_IMAGE002
Collecting oil pressure, speed information and the like.
And collecting alarm information of the machine tool.
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And collecting the information of opening and closing the door of the machine tool.
5) Bin management
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And setting material information including types, field orders and the like.
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Tracking material information, and tracking material state information in real time, wherein the material state information comprises a material-free state, a material waiting state, a material processing state.
Figure 518877DEST_PATH_IMAGE003
The material information is synchronously sent to the PLC and the five-color lamp.
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The system has a bin inventory function, each bin drop-down list can be bound with any workpiece type, each type of workpiece can be bound with a plurality of bins, and meanwhile, the module has a read-write function of executing RFID.
6) Communication setting function of five-color lamp
7) Bin initialization function
8) Monitoring function
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And setting the communication parameters of the video recorder.
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And previewing the camera video.
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And intercepting the monitoring picture.
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And displaying the recorder operation information.
(4) Measurement and knife compensation
1) Tool information collection
And acquiring the number of the cutters of the machine tool in real time and acquiring data of the cutters of the machine tool.
2) Measurement data acquisition
And reading and displaying the cutter information of the machining center, including information such as length, radius, length compensation and radius compensation.
Figure 948907DEST_PATH_IMAGE001
On-line measurement data acquisition
And displaying the size information and the cutter compensation information of the workpiece, and checking the error between the theoretical value and the actual value of the workpiece after the workpiece in the machining center is machined.
Figure 960725DEST_PATH_IMAGE002
Three coordinate measurement data acquisition
a) The three-coordinate measuring point can be designed through 3D design software, a measuring program is generated, and after the measurement is automatically executed, the three-coordinate measuring result can be collected.
b) After the three-coordinate measurement is finished, the measurement data of the workpiece to be detected can be output through a network, the measurement parameters are compared, whether the detection is qualified or not is judged, a measurement report is automatically generated, and the measurement report corresponding to the part can be checked in the control software.
c) The device has a function of recording measurement historical data, can check information such as measurement data, measurement results, measurement time and the like of each machined workpiece, is convenient for a player to analyze the measurement data and the machining trend, and the measurement objects comprise measured values, nominal values, upper deviations, lower deviations and the like.
d) The device has a measurement tolerance definition function, can set the tolerance of different part types, automatically obtains the three-coordinate measurement value, compares the theoretical size and the tolerance value, and automatically analyzes the measurement result.
e) And displaying the size information and the cutter compensation information of the workpiece, and checking the error between the theoretical value and the actual value of the workpiece after the workpiece in the machining center is machined.
3) Repair of
The dimension information and the cutter compensation information of the workpiece are displayed, after the workpiece in the machining center is machined, the error between the theoretical value and the actual value of the workpiece can be checked, and then the repair or the machining is determined; if the repair is needed, the corresponding tool compensation is determined, and the repair operation is performed after the tool compensation is written into the system.
4) Quality tracing function
The processing procedure of each part can be traced, and the traced content comprises the processing procedure, the measurement data and the measurement result of each part, the measured yield, the measured reject ratio and other information.
(5) Production statistics
1) Production data statistics
Figure 784325DEST_PATH_IMAGE001
Counting the number of produced parts of a single part, and counting the qualified, unqualified and abnormal number of the parts.
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Counting the number of comprehensive production pieces of a plurality of parts, and counting the qualified number, the unqualified number and the abnormal number of the parts in a ratio manner.
2) Signboard
Figure 911209DEST_PATH_IMAGE001
The monitoring board of the machining center comprises the online state of the machine tool, the working state (idle, running and alarming) of the machine tool, the shaft position, the shaft speed and the main shaft load.
The monitoring board of the electric spark forming machine comprises information of the electric spark forming machine such as online state, shaft position, machining state, current machining program, alarm code and the like.
Figure 93929DEST_PATH_IMAGE003
The robot billboard comprises information such as the on-line state of the robot, the working state (idle, running and alarming) of the robot, the shaft position and the like.
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The bin billboard comprises bin material information and workpiece states.
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The production statistical billboard comprises the number of processed pieces, the qualification rate, the utilization rate of equipment and the like.
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The measurement result analysis report and the billboard can measure and scan the three-coordinateAnd (4) generating and displaying a measurement analysis report according to the results of measurement and the like.
Figure DEST_PATH_IMAGE007
The display form of the billboard meets the actual production requirement.
(6) System setup
1) Network topology map setup
Figure 594126DEST_PATH_IMAGE001
And graphically displaying the production line network complementary map.
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The device communication parameters may be configured.
2) Network authentication
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And (3) performing communication test on the machine tool and the electric spark forming machine, manually distributing and loading a machining program by acquiring information such as a chuck, a door opening and closing, a main shaft rotating speed and the like, and verifying whether the communication between the machine tool and the electric spark forming machine is normal or not. (electric spark forming machine for race)
Figure 322413DEST_PATH_IMAGE002
And (4) performing robot communication test, and verifying whether the robot communication is normal or not by acquiring the position information of the robot.
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And (4) testing bin communication, namely verifying whether bin communication is normal or not by setting the state of the bin and the five-color lamp.
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And (4) three-coordinate communication testing, namely verifying whether three-coordinate communication is normal or not by testing the overall dimension of the blank piece or the trial cut piece.
Figure 400594DEST_PATH_IMAGE005
And 3D scanner communication testing, namely verifying whether the 3D scanner communication is normal or not by scanning the outline dimension of the blank piece or the trial cut piece.
3) Log
And recording the operation information of the software.
(7) Task management
1) Task files such as orders, drawings and the like can be directly obtained in the task receiving module.
2) File material (including drawings, pdf format craft cards, etc. files) may be uploaded to the server.
The intelligent manufacturing unit of the multi-station stamping forming and forming die is characterized in that a stamping forming machine, a die precision measuring machine, equipment, die processing equipment, an industrial robot, data information acquisition equipment, die debugging equipment and the like form a hardware system, and a software system is formed by combining an intelligent control technology, a high-efficiency processing technology, an industrial Internet of things technology, an RFID digital information technology, an industrial engineering technology and the like, so that an intelligent processing, intelligent detection and intelligent forming integrated production line is realized.
Compared with the prior art, the invention has the following advantages: the invention realizes the integration of intelligent processing, intelligent detection and intelligent forming, solves the problem of intelligent joint adjustment of die manufacturing and stamping forming closed loop, enables the stamping forming quality problem to be fed back to a system, and intelligently corrects the die. The equipment workshop used by the method has small occupied area, high production efficiency and effectively reduced forming precision control and joint debugging difficulty.
Drawings
FIG. 1 is a schematic diagram of an intelligent manufacturing unit of a multi-station stamping and forming die of the invention.
FIG. 2 is a block diagram of an MES management function according to the present invention.
FIG. 3 is a flow chart of MES control production according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Fig. 1 is a schematic diagram of an intelligent manufacturing unit of a multi-station stamping forming and forming die, which mainly comprises 17 parts, a safety protection system 1, a numerical control forming machine 2, an electric spark forming machine 3, a three-coordinate measuring machine 4, a tool table 5, a multi-axis linkage numerical control machining center 6, a tool quick-change table 7, a stereoscopic warehouse 8, a six-axis robot 9, an intelligent billboard 10, a cleaning and drying system 11, a servo one-dimensional walking shaft 12, an intelligent die assembling table 13, a die conveying platform 14, an intelligent management and control and design system 15, a PLC (programmable logic controller) electrical control system 16 and a robot control cabinet 17.
A multi-station intelligent manufacturing method for stamping forming and forming dies comprises the following steps:
(1) initializing the RFID label of the stereoscopic warehouse according to the warehouse state through an MES according to a preset encoding rule; the MES sends out an instruction, the robot realizes the following sequential actions, a forming die part is taken from a first stereoscopic warehouse and is sent into a zero point quick-change clamp of a multi-shaft machining center, the robot exits, the multi-shaft machining center is started, the running machining is finished, an online measuring head is used for detecting, the detection is unqualified, the MES performs tool compensation, the running machining is finished, the online detection is qualified, the data returns to the MES system, and the robot takes out the forming die part and sends the forming die part back to the first stereoscopic warehouse;
(2) the manufacturing method comprises the following steps that an MES (manufacturing execution system) sends an instruction, a robot gets a forming die part from a first three-dimensional warehouse and sends the forming die part into an intelligent assembly table, the die is assembled, the assembled forming die is sent into a numerical control forming press station A through a die conveying platform, the numerical control forming press performs trial punching, if a punched product is unqualified, the forming die is sent back to the intelligent assembly table through the die conveying platform, the forming die part is automatically disassembled and sent back to the first three-dimensional warehouse, MES (manufacturing execution system) performs tool repair, the step (1) is repeated, a multi-axis machining center is used for correcting the process size of the forming die part, the step (2;
(3) the MES sends out an instruction, the robot gets an electrode blank from a second stereoscopic warehouse and sends the electrode blank into a zero quick-change fixture of a multi-axis machining center, the robot exits, the multi-axis machining center starts, the operation and machining are finished, an online measuring head is used for detecting, the detection is unqualified, the MES carries out tool compensation, the operation and machining are finished, the online detection is qualified, data is returned to the MES system, and the robot takes out a formed electrode part and sends the electrode part back to the second stereoscopic warehouse;
(4) the MES sends out an instruction, the robot gets the forming die part from the third stereoscopic warehouse and sends the forming die part into a zero point quick-change fixture of the electric spark forming machine, the robot withdraws, the robot gets the forming die part from the second stereoscopic warehouse and sends the forming die part into a main shaft fixture of the electric spark forming machine, the electric spark forming machine is started and finishes the operation processing, the robot gets the forming die part back to the second stereoscopic warehouse, the robot gets the forming die part and sends the forming die part into a zero point positioning fixture, a three-coordinate measuring machine measures the size of the die opening of the forming die part to ensure that the forming gap is 0.1-0.2mm, and the robot gets the forming die part;
(5) the MES sends out an instruction, the robot gets the forming die part from the third three-dimensional warehouse and sends the forming die part into the intelligent assembly table, the die is assembled into a forming die, the forming die part is sent into a station B of the numerical control forming press through the die conveying platform after being assembled, the numerical control forming press performs trial punching, if the punched product is unqualified, the forming die part is sent back to the intelligent assembly table through the die conveying platform, the forming die part is disassembled and sent back to the third three-dimensional warehouse, the MES performs electric spark discharge compensation, the step (4) is repeated, the electric spark forming machine corrects the process size of the forming die part, the step (5) is repeated to assemble the die;
(6) completing the moulds at other stations by the same steps;
(7) the robot takes the formed blank from the fourth stereoscopic warehouse and sends the blank to a station A of a forming press, the robot claw is withdrawn, the forming press A is started and carries out stamping forming, and the robot takes the semi-finished stamping part of the station A of the forming press and puts the stamping part back to the fifth stereoscopic warehouse for transposition A;
(8) the robot takes the scanner from the tool quick-changing table to a fifth stereoscopic warehouse to perform three-dimensional scanning on the semi-finished stamping part at the position of the turning position A;
if the semi-finished product stamping part is not qualified, inputting repairing parameters according to errors, automatically adjusting the closing height of the die, and placing the scanned semi-finished product stamping part into a waste box by a robot;
if the quality is qualified, entering the next step;
(9) the robot takes the formed blank from the fourth stereoscopic warehouse, the formed blank is sent to a station A of a forming press, the robot claw is withdrawn, the robot takes the semi-finished stamping part from a position A of the fifth stereoscopic warehouse at a transposition position and sends the semi-finished stamping part to a station B of the forming press, the robot claw is withdrawn, the forming press is started and carries out stamping forming, the robot firstly takes the semi-finished stamping part at the station A of the forming press, the semi-finished stamping part is placed back to the fifth stereoscopic warehouse at the transposition position A, then the semi-finished stamping part at the station B of the forming press is taken, and the semi-finished stamping part is placed back to the sixth stereoscopic;
(10) the robot takes the scanner from the tool quick-changing table and carries out three-dimensional scanning on the semi-finished stamping part at the position B of the turning position in the sixth stereoscopic warehouse;
if the workpiece is not qualified, inputting repair parameters according to errors, automatically adjusting the closing height of the die, and placing the scanned semi-finished stamping workpiece into a waste box by the robot;
if the quality is qualified, entering the next step;
(11) the robot takes the formed blank from the fourth stereoscopic warehouse, the formed blank is sent to a station A of a forming press, the robot claw is withdrawn, the robot takes a semi-finished stamping part from a position A of transposition in the fifth stereoscopic warehouse and then is sent to a station B of the forming press, the robot claw is withdrawn, the robot takes the semi-finished stamping part from the position B of transposition in the sixth stereoscopic warehouse and then is sent to a station C of the forming press, the forming press is started and carries out stamping forming, the robot firstly takes the semi-finished stamping part at the station A of the forming press and puts the semi-finished stamping part back to the position A of the fifth stereoscopic warehouse, then takes the semi-finished stamping part at the station B of the forming press and puts the semi-finished stamping part back to the position B of the sixth stereoscopic warehouse, then takes a finished product forming part at the station C of the;
(12) the robot takes the scanner from the tool quick-changing table, three-dimensionally scans the finished product forming piece to the position C of the turning position in the seventh stereoscopic warehouse, the finished product forming piece is qualified after scanning, and the robot puts the scanned stamping piece into the finished product box;
(13) and by parity of reasoning, debugging is completed, and stamping forming is continuously carried out.
Fig. 2 shows a MES management and control function block diagram of the present invention, and fig. 3 shows a MES management and control production flow diagram of the present invention, wherein the molding parts 1, 2, 3 refer to the molding die parts, and the molding dies 1, 2, 3 refer to 3 molding dies in 3 molding processes.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.

Claims (6)

1. A multi-station intelligent manufacturing method of a stamping forming and forming die is characterized by comprising the following steps:
(1) initializing the RFID label of the stereoscopic warehouse according to the warehouse state through an MES according to a preset encoding rule; the MES sends out an instruction, the robot realizes the following sequential actions, a forming die part is taken from a first stereoscopic warehouse and is sent into a zero point quick-change clamp of a multi-shaft machining center, the robot exits, the multi-shaft machining center is started, the running machining is finished, an online measuring head is used for detecting, the detection is unqualified, the MES performs tool compensation, the running machining is finished, the online detection is qualified, the data returns to the MES system, and the robot takes out the forming die part and sends the forming die part back to the first stereoscopic warehouse;
(2) the manufacturing method comprises the following steps that an MES (manufacturing execution system) sends an instruction, a robot gets a forming die part from a first three-dimensional warehouse and sends the forming die part into an intelligent assembly table, the die is assembled, the assembled forming die is sent into a numerical control forming press station A through a die conveying platform, the numerical control forming press performs trial punching, if a punched product is unqualified, the forming die is sent back to the intelligent assembly table through the die conveying platform, the forming die part is automatically disassembled and sent back to the first three-dimensional warehouse, MES (manufacturing execution system) performs tool repair, the step (1) is repeated, a multi-axis machining center is used for correcting the process size of the forming die part, the step (2;
(3) the MES sends out an instruction, the robot gets an electrode blank from a second stereoscopic warehouse and sends the electrode blank into a zero quick-change fixture of a multi-axis machining center, the robot exits, the multi-axis machining center starts, the operation and machining are finished, an online measuring head is used for detecting, the detection is unqualified, the MES carries out tool compensation, the operation and machining are finished, the online detection is qualified, data is returned to the MES system, and the robot takes out a formed electrode part and sends the electrode part back to the second stereoscopic warehouse;
(4) the MES sends out an instruction, the robot gets the forming die part from a third stereoscopic warehouse and sends the forming die part into a zero point quick-change fixture of the electric spark forming machine, the robot withdraws, the robot gets the forming die part from a second stereoscopic warehouse and sends the forming die part into a main shaft fixture of the electric spark forming machine, the electric spark forming machine is started and finishes operation and processing, the robot gets the forming die back to the second stereoscopic warehouse, the robot gets the forming die part and sends the forming die part into a zero point positioning fixture, a three-coordinate measuring machine measures the size of the die opening of the forming die part to ensure that a forming gap is within a preset range, and the robot gets the forming die part and;
(5) the MES sends out an instruction, the robot gets the forming die part from the third three-dimensional warehouse and sends the forming die part into the intelligent assembly table, the die is assembled into a forming die, the forming die part is sent into a station B of the numerical control forming press through the die conveying platform after being assembled, the numerical control forming press performs trial punching, if the punched product is unqualified, the forming die part is sent back to the intelligent assembly table through the die conveying platform, the forming die part is disassembled and sent back to the third three-dimensional warehouse, the MES performs electric spark discharge compensation, the step (4) is repeated, the electric spark forming machine corrects the process size of the forming die part, the step (5) is repeated to assemble the die;
(6) completing the moulds at other stations by the same steps;
(7) the robot takes the formed blank from the fourth stereoscopic warehouse and sends the blank to a station A of a forming press, the robot claw is withdrawn, the forming press A is started and carries out stamping forming, and the robot takes the semi-finished stamping part of the station A of the forming press and puts the stamping part back to the fifth stereoscopic warehouse for transposition A;
(8) the robot takes the scanner from the tool quick-changing table to a fifth stereoscopic warehouse to perform three-dimensional scanning on the semi-finished stamping part at the position of the turning position A;
if the semi-finished product stamping part is not qualified, inputting repairing parameters according to errors, automatically adjusting the closing height of the die, and placing the scanned semi-finished product stamping part into a waste box by a robot;
if the quality is qualified, entering the next step;
(9) the robot takes the formed blank from the fourth stereoscopic warehouse, the formed blank is sent to a station A of a forming press, the robot claw is withdrawn, the robot takes the semi-finished stamping part from a position A of the fifth stereoscopic warehouse at a transposition position and sends the semi-finished stamping part to a station B of the forming press, the robot claw is withdrawn, the forming press is started and carries out stamping forming, the robot firstly takes the semi-finished stamping part at the station A of the forming press, the semi-finished stamping part is placed back to the fifth stereoscopic warehouse at the transposition position A, then the semi-finished stamping part at the station B of the forming press is taken, and the semi-finished stamping part is placed back to the sixth stereoscopic;
(10) the robot takes the scanner from the tool quick-changing table and carries out three-dimensional scanning on the semi-finished stamping part at the position B of the turning position in the sixth stereoscopic warehouse;
if the workpiece is not qualified, inputting repair parameters according to errors, automatically adjusting the closing height of the die, and placing the scanned semi-finished stamping workpiece into a waste box by the robot;
if the quality is qualified, entering the next step;
(11) the robot takes the formed blank from the fourth stereoscopic warehouse, the formed blank is sent to a station A of a forming press, the robot claw is withdrawn, the robot takes a semi-finished stamping part from a position A of transposition in the fifth stereoscopic warehouse and then is sent to a station B of the forming press, the robot claw is withdrawn, the robot takes the semi-finished stamping part from the position B of transposition in the sixth stereoscopic warehouse and then is sent to a station C of the forming press, the forming press is started and carries out stamping forming, the robot firstly takes the semi-finished stamping part at the station A of the forming press and puts the semi-finished stamping part back to the position A of the fifth stereoscopic warehouse, then takes the semi-finished stamping part at the station B of the forming press and puts the semi-finished stamping part back to the position B of the sixth stereoscopic warehouse, then takes a finished product forming part at the station C of the;
(12) the robot takes the scanner from the tool quick-changing table, three-dimensionally scans the finished product forming piece to the position C of the turning position in the seventh stereoscopic warehouse, the finished product forming piece is qualified after scanning, and the robot puts the scanned stamping piece into the finished product box;
(13) and by parity of reasoning, debugging is completed, and stamping forming is continuously carried out.
2. The intelligent manufacturing method for the multi-station stamping forming and forming die as claimed in claim 1, wherein the MES is an intelligent management and control and design system, the functional modules of the MES comprise process design, schedule management, equipment management, measurement and tool compensation, production statistics, system setting and task management, and each module comprises specific management functions.
3. The intelligent manufacturing method for the multi-station stamping forming and forming die as claimed in claim 2, wherein the process design is to design a 3D file according to a given 2D file, and automatically generate an EBOM, a PBOM and a numerical control machining process file from a design file of 3D software.
4. The intelligent manufacturing method for the multi-station stamping forming and forming die as claimed in claim 2, wherein the schedule management module comprises manual scheduling, automatic scheduling and program management;
1) manual scheduling
Figure DEST_PATH_IMAGE001
The manual scheduling is selected according to the machining and forming requirements, the machining process and the forming process of the workpiece are generated, step-by-step machining and forming can be carried out on each process of the workpiece, feeding, blanking and material changing can be carried out, electrodes can be automatically matched in a warehouse, the electric spark forming machine and the machining center can realize repair according to the detection result of three coordinates, machined qualified parts are sent to a die assembly unit to complete intelligent assembly, and the assembled die is sent to a station A, a station B and a station C … of the forming press;
Figure 261807DEST_PATH_IMAGE002
finishing the processing of parts by arranging and combining;
Figure DEST_PATH_IMAGE003
the mixed flow can be executed by a plurality of parts;
Figure 653343DEST_PATH_IMAGE004
the part processing program is automatically issued to the electric spark forming machine and the processing center through a network;
Figure DEST_PATH_IMAGE005
can be repaired and replaced;
Figure 6964DEST_PATH_IMAGE006
the blanking clearance can be adjusted, and the forming closing height can be adjusted;
2) automatic scheduling
Automatic scheduling can be selected, and the automatic scheduling function can automatically carry out production processing and forming scheduling on order tasks according to parameters such as processes and the like; after scheduling is finished, automatic processing, forming and assembling of orders can be finished by combining other modules;
3) machining program management
Figure 8418DEST_PATH_IMAGE001
The processing program can be led in, the processing program can be directly issued to the machine tool through the network, and the issuing state can be tracked;
Figure 4056DEST_PATH_IMAGE002
the electric spark forming machine and the processing center program can be uploaded to a local computer directly through a network;
Figure 204093DEST_PATH_IMAGE003
after the machining program is imported, the workpiece can automatically identify the matched machining program, and the machine tool is issued and automatically loaded through a network before machining.
5. The intelligent manufacturing method for the multi-station stamping forming and forming die as claimed in claim 2, wherein the equipment management is specifically data acquisition of production line equipment.
6. The intelligent manufacturing method of a multi-station stamping forming and shaping die as claimed in claim 2, wherein the measurement and repair includes tool information acquisition, measurement data acquisition, rework processing and quality tracing.
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