Summary of the invention
Based on this, be necessary for the problems referred to above, a kind of method and device of ultrasonic soldering are provided, the adaptability of complicated position welding and the flexible production of multi-product can be improved.
A method for ultrasonic soldering, comprises step:
Call default movement track parameters and send to robot controller, wherein said robot controller is used for according to the motion of movement track parameters by servo-driver control;
Call the default ultrasonic soldering parameter of mating with described movement track parameters, and send to ultrasonic soldering power supply, wherein said ultrasonic soldering power supply is used for the ultrasound wave outputting to welding head according to ultrasonic soldering parameter adjustment, and described welding head is arranged in described robot.
A device for ultrasonic soldering, comprising:
Movement track parameters calling module, for calling default movement track parameters and sending to robot controller, wherein said robot controller is used for according to the motion of movement track parameters by servo-driver control;
Ultrasonic soldering parameter calling module, for calling the default ultrasonic soldering parameter of mating with described movement track parameters, and send to ultrasonic soldering power supply, wherein said ultrasonic soldering power supply is used for the ultrasound wave outputting to welding head according to ultrasonic soldering parameter adjustment, and described welding head is arranged in described robot.
The method of ultrasonic soldering of the present invention and device, when mutually comparing with prior art, have the following advantages:
1, the present invention utilizes robot flexibility feature etc. in the industrial production, ultrasonic welding technique and Robotics are merged, further increase the automaticity of ultrasonic soldering, expand the application of ultrasonic soldering, the welding of complex part locus and multi-product flexible production have had outstanding superiority;
2, one aspect of the present invention is by calling movement track parameters, the movement locus of robot is controlled flexibly, on the other hand by calling the ultrasonic soldering parameter of mating with movement track parameters, the ultrasonic technique parameter of the input of butt welding machine head controls flexibly, thus according to the different welding position of workpiece and requirement, achieve the Collaborative Control of ultrasonic welding process and robot motion.
Embodiment
Be described in detail below in conjunction with the embodiment of accompanying drawing to the method for ultrasonic soldering of the present invention.
As shown in Figure 1, a kind of method of ultrasonic soldering, comprises step:
S110, call default movement track parameters and send to robot controller, wherein said robot controller is used for according to movement track parameters by the motion of servo-driver control;
S120, call the default ultrasonic soldering parameter of mating with described movement track parameters, and send to ultrasonic soldering power supply, wherein said ultrasonic soldering power supply is used for the ultrasound wave outputting to welding head according to ultrasonic soldering parameter adjustment, and described welding head is arranged in described robot.
Step S110 and step S120, without sequencing, can carry out simultaneously.Robot controller is used for controlling servo-driver etc., the servomotor of servo-driver on drive machines people according to the steering order received, thus control completes required orbiting motion.Robot can adopt general six-joint robot, can complete various compound action, have higher flexibility and flexibility in perform region.Ultrasonic soldering power supply can be the digitalized ultrasonic ripple source of welding current, can adjust ultrasonic welding process parameter in real time according to ultrasonic soldering parameter, thus on welding head, produce the ultrasound wave producing power demand.Welding head is as the actuating equipment of ultrasonic soldering, and its action, by the direct control of ultrasonic soldering power supply, for meeting flexible operation, directly can be installed on the 6th axle of robot, compact conformation.
Before calling movement track parameters and ultrasonic soldering parameter, need first to arrange movement track parameters and ultrasonic soldering parameter, set up corresponding parameter library.So before the step of movement track parameters and ultrasonic soldering parameter call, also comprise step:
Arrange and storing moving trajectory parameters, and described movement track parameters is synchronized to described robot controller;
Arrange and store ultrasonic soldering parameter, and by described ultrasonic soldering parameter synchronization to described ultrasonic soldering power supply.
Programmed by teaching machine or miscellaneous equipment is programmed the movement track parameters arranged needed for robot motion, the numerical value of concrete movement track parameters can according to acquisitions such as user experiences.Movement track parameters can be set according to LINE (straight line) movement instruction and ARC (circular arc) movement instruction etc., and the movement track parameters after arranging is stored.The movement track parameters set to robot controller, can also realize the synchronous of movement track parameters by Ethernet/CAN (Ethernet/controller local area network) bus transfer.
Ultrasonic soldering parameter can be arranged according to the LIST instruction for continuous indicator gauge or environmental information, and its concrete numerical value can obtain according to user experience equally.The ultrasonic soldering parameter set is stored, and by Ethernet/CAN bus transfer to ultrasonic soldering power supply, realizes the synchronous of ultrasonic soldering parameter.
After movement track parameters and ultrasonic soldering optimum configurations, enter welding sequence.Movement track parameters and the ultrasonic soldering parameter of corresponding coupling can be called for concrete welding requirements, when robot motion is to a certain position, ultrasonic soldering power supply exports corresponding ultrasonic technique parameter to welding head, realizes the Collaborative Control of ultrasonic soldering and robot motion.Calling of ultrasonic soldering parameter can adopt CALLLIST instruction, and calling according to the concrete movement instruction arranged of movement track parameters, takes corresponding call instruction.When calling ultrasonic soldering parameter and movement track parameters, namely ultrasonic soldering power supply can output to the ultrasound wave of welding head according to the ultrasonic soldering parameter adjustment of now calling, robot controller controls servo-driver according to the movement track parameters now called, and then the servomotor of drive machines people, control moves according to tracing point, thus carries out ultrasonic soldering.
Before to movement track parameters and ultrasonic soldering parameter call, also need to open servo-driver and ultrasonic soldering power supply, can proper communication than just, ensure normally carrying out of ultrasonic soldering.So before to movement track parameters and ultrasonic soldering parameter call, can also step be comprised:
Servo-driver enabled instruction SERVON is sent to described robot controller, starts described servo-driver by robot controller;
Ultrasound wave is exported enabled instruction SONICON and be sent to described ultrasonic soldering power supply, control described ultrasonic soldering power supply output ultrasonic wave.
The startup of servo-driver and ultrasonic soldering power supply there is no sequencing, can send the startup of both dependent instruction realizations simultaneously.When servo-driver and ultrasonic soldering power supply all normally start, enter welding sequence.
When ultrasonic soldering completes, need stopping the ultrasound wave of servo-driver and ultrasonic soldering power supply to export.So after movement track parameters and ultrasonic soldering parameter call complete, can also step be comprised:
Servo-driver halt instruction SERVOFF is sent to described robot controller, stops described servo-driver by robot controller;
Ultrasound wave is exported halt instruction SONICOFF and be sent to described ultrasonic soldering power supply, control described ultrasonic soldering power supply and stop output ultrasonic wave.
The stopping that the ultrasound wave of servo-driver and ultrasonic soldering power supply exports is same without sequencing, can send the stopping of both dependent instruction realizations simultaneously.When servo-driver and ultrasonic soldering power supply are all closed successful, whole welding sequence terminates.
Based on same inventive concept, the present invention also provides a kind of device of ultrasonic soldering, is described in detail below in conjunction with the embodiment of accompanying drawing to apparatus of the present invention.
As shown in Figure 2, a kind of device 100 of ultrasonic soldering, comprising:
Movement track parameters calling module 110, for calling default movement track parameters and sending to robot controller 200, wherein said robot controller 200 is for passing through the motion of servo-driver 300 control 400 according to movement track parameters;
Ultrasonic soldering parameter calling module 120, for calling the default ultrasonic soldering parameter of mating with described movement track parameters, and send to ultrasonic soldering power supply 500, wherein said ultrasonic soldering power supply 500 is for outputting to the ultrasound wave of welding head 600 according to ultrasonic soldering parameter adjustment, described welding head 600 is arranged in described robot 400.
Robot controller 200, for communicating with the device 100 of ultrasonic soldering, controls servo-driver 300.Servo-driver 300 is for the servomotor on drive machines people 400, thus control 400 completes required orbiting motion.Robot controller 200 and servo-driver 300 can be arranged on inside a casing, form robot control cabinet, also can separate independent installation.Robot 400 can adopt general six-joint robot, can complete various compound action, have higher flexibility and flexibility in perform region.Ultrasonic soldering power supply 500 can adjust ultrasonic welding process parameter in real time according to ultrasonic soldering parameter, thus on welding head 600, produce the ultrasound wave producing power demand.Welding head 600 is as the actuating equipment of ultrasonic soldering, and its action, by the direct control of ultrasonic soldering power supply 500, for meeting flexible operation, directly can be installed on the 6th axle of robot 400, compact conformation.
Before movement track parameters calling module 110 calls movement track parameters and ultrasonic soldering parameter calling module 120 calls ultrasonic soldering parameter, need first to arrange movement track parameters and ultrasonic soldering parameter, set up corresponding parameter library.So as shown in Figure 3, apparatus of the present invention can also comprise the movement track parameters be connected with described movement track parameters calling module 110 and arrange module 130, the ultrasonic soldering parameter setting module 140 be connected with described ultrasonic soldering parameter calling module 120;
Movement track parameters arranges module 130, for arranging and storing moving trajectory parameters, and described movement track parameters is synchronized to described robot controller 200;
Ultrasonic soldering parameter setting module 140, for arranging and storing ultrasonic soldering parameter, and by described ultrasonic soldering parameter synchronization to described ultrasonic soldering power supply 500.
The numerical value of movement track parameters can according to acquisitions such as user experiences.Movement track parameters arranges module 130 can arrange movement track parameters according to the instruction of LINE rectilinear motion and ARC circular motion instruction etc., and is stored by the movement track parameters after arranging.Movement track parameters arrange module 130 can also by the movement track parameters that sets by Ethernet/CAN bus transfer to robot controller 200, realize the synchronous of movement track parameters.
Ultrasonic soldering parameter setting module 140 can be arranged ultrasonic soldering parameter according to LIST instruction etc., and its concrete numerical value can obtain according to user experience equally.The ultrasonic soldering parameter set stores by ultrasonic soldering parameter setting module 140, and by Ethernet/CAN bus transfer to ultrasonic soldering power supply 500, realizes the synchronous of ultrasonic soldering parameter.
In order to ensure normally carrying out of ultrasonic soldering, before movement track parameters calling module 110 calls movement track parameters and ultrasonic soldering parameter calling module 120 calls ultrasonic soldering parameter, need first to start servo-driver 300 and ultrasonic soldering power supply 500.As shown in Figure 4, apparatus of the present invention can also comprise:
Enabled instruction sending module 150, for servo-driver enabled instruction is sent to described robot controller 200, starts described servo-driver 300 by robot controller 200;
Export enabled instruction sending module 160, being sent to described ultrasonic soldering power supply 500 for ultrasound wave being exported enabled instruction, controlling described ultrasonic soldering power supply 500 output ultrasonic wave.
When servo-driver and ultrasonic soldering power supply all normally start, enter welding sequence.
When ultrasonic soldering completes, need stopping the ultrasound wave of servo-driver and ultrasonic soldering power supply to export.So as shown in Figure 5, apparatus of the present invention can also comprise:
Halt instruction sending module 170, for servo-driver halt instruction is sent to described robot controller 200, stops described servo-driver 300 by robot controller 200;
Export halt instruction sending module 180, being sent to described ultrasonic soldering power supply 500 for ultrasound wave being exported halt instruction, controlling described ultrasonic soldering power supply 500 and stopping output ultrasonic wave.
When servo-driver and ultrasonic soldering power supply are all closed successful, whole welding sequence terminates.
The inventive method and device can by the realizations such as software and chip, as shown in Figure 6, software and chip can be arranged on IPC (industrial computer) host computer 610, IPC host computer 610 is directly connected with robot control cabinet 620, wherein robot control cabinet 620 comprises robot controller and servo-driver, robot controller communicates with host computer, steering order according to receiving controls servo-driver, and then by the servomotor of servo driver drives robot 630, realize the motion control of robot 630; IPC host computer 610 is directly connected with ultrasonic soldering power supply 640, and is controlled by ultrasonic soldering power supply 640 pairs of welding conditions and welding head 650.IPC host computer 610 can carry out message exchange by Ethernet/CAN bus communication and robot controller and ultrasonic soldering power supply 640.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.