CN106735739A - Electric arc welds monitoring device and method - Google Patents

Electric arc welds monitoring device and method Download PDF

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Publication number
CN106735739A
CN106735739A CN201611261067.6A CN201611261067A CN106735739A CN 106735739 A CN106735739 A CN 106735739A CN 201611261067 A CN201611261067 A CN 201611261067A CN 106735739 A CN106735739 A CN 106735739A
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CN
China
Prior art keywords
electric arc
welding
monitoring device
alarm signal
scope
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CN201611261067.6A
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Chinese (zh)
Inventor
刘金龙
陈琪
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Panasonic Welding Systems Tangshan Co Ltd
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Tangshan Matsushita Industrial Equipment Co Ltd
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Priority to CN201611261067.6A priority Critical patent/CN106735739A/en
Publication of CN106735739A publication Critical patent/CN106735739A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00Arc welding or cutting
    • B23K9/095Monitoring or automatic control of welding parameters
    • B23K9/0953Monitoring or automatic control of welding parameters using computing means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00Arc welding or cutting
    • B23K9/10Other electric circuits therefor; Protective circuits; Remote controls
    • B23K9/1006Power supply
    • B23K9/1012Power supply characterised by parts of the process

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Arc Welding Control (AREA)

Abstract

The disclosure provides a kind of electric arc welding monitoring device and method, and the electric arc welding monitoring device includes:Collecting unit, first processing units, the first comparing unit and alarm unit, collecting unit are used to gather the attitude information of welding gun, the attitude information at least velocity information including welding gun;First processing units are used to obtain the voltage and current of the source of welding current, calculate the heat input of electric arc with reference to velocity information according to this;First comparing unit is used to be compared heat input with a preset energy scope in default decision table, and according to comparative result output alarm signal;Alarm unit, is alarmed for receiving alarm signal and responding alarm signal.

Description

Electric arc welds monitoring device and method
Technical field
This disclosure relates to welding technology field, monitoring device and electric arc welding monitoring are welded in particular to an electric arc Method.
Background technology
Welding, is a kind of industrially very conventional manufacturing process.Generally comprise arc welding, gas welding etc..Wherein, melt Pole gas shielded arc welding is to make thermal source by the welding method of metal molten using the electric arc produced between welding wire and workpiece, in welding process In, influenceing the factor of welding quality has a lot, for example:The factors such as the heat input of welding, the attitude of welding gun and welding direction, its In, the heat on unit length weld seam is inputed to by the source of welding current (or welding machine) when heat input refers to welding, mainly by Welding current, weldingvoltage and speed of welding are determined.
In the prior art, for the ease of control welding quality, it is necessary to gather weld heat input data, so as to technologist's root Welding process management database and welding quality judgment criteria are obtained according to these data, and in this, as the mark of control welding procedure It is accurate.But, currently without that automatic data collection and can be processed data to obtain the device of heat input, also without being capable of root The heat input obtained when factually sends the monitoring device of alarm in good time, so that manually carrying out substantial amounts of data acquisition and equipment The work of operation, is unfavorable for improving welding quality and operating efficiency.
It should be noted that information is only used for strengthening the reason of background of this disclosure disclosed in above-mentioned background section Solution, therefore can include not constituting the information to prior art known to persons of ordinary skill in the art.
The content of the invention
The purpose of the disclosure is to provide, and then at least overcomes limitation and the defect due to correlation technique to a certain extent Caused by one or more problem.
According to an aspect of this disclosure, a kind of electric arc welds monitoring device, including:
Collecting unit, the attitude information for gathering welding gun, the attitude information at least speed including the welding gun is believed Breath;
First processing units, the voltage and current for obtaining the source of welding current, calculate with reference to the velocity information according to this The heat input of electric arc;
First comparing unit, for the heat input to be compared with a preset energy scope in default decision table Compared with, and according to comparative result output alarm signal;
Alarm unit, is alarmed for receiving the alarm signal, and responding the alarm signal.
In a kind of exemplary embodiment of the disclosure, the attitude information also angle information including the welding gun, institute Stating electric arc welding monitoring device also includes:
Second processing unit, the angles for obtaining weldment, determines the welding gun with reference to the angle information according to this With the relative angle of the weldment;
Second comparing unit, for the relative angle to be compared with a predetermined angle scope in default decision table Compared with, and the alarm signal is exported according to comparative result.
In a kind of exemplary embodiment of the disclosure, the attitude information also directional information including the welding gun, institute Stating electric arc welding monitoring device also includes:
3rd processing unit, for determining welding direction according to the directional information;
3rd comparing unit, for by a preset direction scope ratio in the welding direction and the default decision table Compared with, and the alarm signal is exported according to comparative result.
In a kind of exemplary embodiment of the disclosure, wherein:
First comparing unit is additionally operable to, and judges that the heat input is beyond the duration of the preset energy scope It is no more than first threshold and judging the heat input beyond the preset energy scope duration be more than first threshold After value, the alarm signal is exported.
In a kind of exemplary embodiment of the disclosure, wherein:
Second comparing unit is additionally operable to, and judges duration of the relative angle beyond the predetermined angle scope Whether more than Second Threshold and judging that duration of the relative angle beyond the predetermined angle scope is more than described the After two threshold values, the alarm signal is exported.
In a kind of exemplary embodiment of the disclosure, wherein:
3rd comparing unit is additionally operable to, and judges duration of the welding direction beyond the preset direction scope Whether more than the 3rd threshold value and judging that duration of the welding direction beyond the preset direction scope is more than described the After three threshold values, the alarm signal is exported.
In a kind of exemplary embodiment of the disclosure, the electric arc welding monitoring device also includes:
Memory cell, the information for storing the heat input, the relative angle and the welding direction.
In a kind of exemplary embodiment of the disclosure, the default decision table includes being associated with various weldments one-to-one corresponding Multiple preset energy scopes, multiple predetermined angle scope and multiple preset direction scopes.
In a kind of exemplary embodiment of the disclosure, the electric arc welding monitoring device also includes:
Input block, the information for being input into various weldments, first comparing unit can be selected and each institute according to this State the preset energy scope of weldment association one or more, second comparing unit can select to be closed with each weldment according to this One or more of the predetermined angle scope of connection, the 3rd comparing unit can according to this select what is associated with each weldment to preset One or more in direction scope.
In a kind of exemplary embodiment of the disclosure, the first processing units, the second processing unit and described 3rd processing unit can be based on different addresses while be connected with multiple collecting units, the multiple collecting unit with it is each The individual address corresponds association.
According to another aspect of the disclosure, there is provided a kind of electric arc welds monitoring method, including:
Gather the attitude information of welding gun, the attitude information at least velocity information including the welding gun;
The voltage and current of the source of welding current is obtained, the heat input of electric arc is calculated with reference to the velocity information according to this;
The heat input is compared with a preset energy scope in default decision table, and it is defeated according to comparative result Go out alarm signal;
The alarm signal is received, and responds the alarm signal and alarmed.
Disclosure electric arc welds monitoring device and method, by the attitude information of Real-time Collection welding gun, and can in real time obtain The electric current and voltage of the source of welding current, can obtain the heat input of electric arc after being computed, can in real time determine electric arc in welding process Heat input;Alarmed by the way that the heat input is compared with the preset energy scope in default decision table and according to comparative result control Unit is alarmed, and is realized to the monitor in real time of the heat input of electric arc in electric arc welding process and can be according to above-mentioned comparative result Alarmed, point out operating personnel to be processed, be easy to regulation, error correction in time, be conducive to improving welding quality;Meanwhile, can be certainly It is dynamic to be monitored, it is not necessary to manually data are processed, be conducive to improving operating efficiency.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the disclosure Example, and it is used to explain the principle of the disclosure together with specification.It should be evident that drawings in the following description are only the disclosure Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis These accompanying drawings obtain other accompanying drawings.
Fig. 1 schematically shows the block diagram one that disclosure electric arc welds the illustrative embodiments of monitoring device one.
Fig. 2 schematically shows the block diagram two that disclosure electric arc welds the illustrative embodiments of monitoring device one.
Fig. 3 schematically shows the block diagram three that disclosure electric arc welds the illustrative embodiments of monitoring device one.
Fig. 4 schematically shows the block diagram four that disclosure electric arc welds the illustrative embodiments of monitoring device one.
Fig. 5 schematically shows the block diagram five that disclosure electric arc welds the illustrative embodiments of monitoring device one.
Fig. 6 schematically shows the block diagram six that disclosure electric arc welds the illustrative embodiments of monitoring device one.
Fig. 7 schematically shows the flow that disclosure electric arc welds the illustrative embodiments of monitoring method one Figure.
Specific embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with various shapes Formula is implemented, and is not understood as limited to example set forth herein;Conversely, thesing embodiments are provided so that the disclosure will more Fully and completely, and by the design of example embodiment those skilled in the art is comprehensively conveyed to.Described feature, knot Structure or characteristic can be combined in one or more implementation methods in any suitable manner.In the following description, there is provided perhaps Many details are so as to provide fully understanding for implementation method of this disclosure.It will be appreciated, however, by one skilled in the art that can Omit one or more in the specific detail to put into practice the technical scheme of the disclosure, or other sides can be used Method, constituent element, device, step etc..In other cases, be not shown in detail or describe known solution a presumptuous guest usurps the role of the host avoiding and So that each side of the disclosure thickens.
Additionally, accompanying drawing is only the schematic illustrations of the disclosure, it is not necessarily drawn to scale.Identical accompanying drawing mark in figure Note represents same or similar part, thus will omit repetition thereof.Some block diagrams shown in accompanying drawing are work( Energy entity, not necessarily must be corresponding with physically or logically independent entity.These work(can be realized using software form Energy entity, or these functional entitys are realized in one or more hardware modules or integrated circuit, or at heterogeneous networks and/or place These functional entitys are realized in reason device device and/or microcontroller device.
Term " being somebody's turn to do ", " described " and " above-mentioned " be used to represent exist one or more elements/part/etc.;Term " bag Include " it is used to represent the open meaning being included and refers to that can also be deposited in addition to the key element/part/wait listed Other key element/part/etc.;Term " first ", " second " and " the 3rd " etc. is only used as mark, is not right to its The quantity limitation of elephant.
A kind of electric arc is provided in this example embodiment and welds monitoring device, such as Fig. 1, described electric arc welding monitoring sets It is standby to may include:
Collecting unit 1, the attitude information for gathering welding gun, the attitude information at least speed including the welding gun is believed Breath;
First processing units 2, the voltage and current for obtaining the source of welding current, calculate with reference to the velocity information according to this The heat input of electric arc;
First comparing unit 3, for the heat input to be compared with a preset energy scope in default decision table Compared with, and according to comparative result output alarm signal;
Alarm unit 4, is alarmed for receiving the alarm signal, and responding the alarm signal.
The electric arc welding monitoring device of this example embodiment, can be believed by the attitude of the Real-time Collection welding gun of collecting unit 1 Breath, and obtain the electric current and voltage of the source of welding current in real time by first processing units 2, the line energy of electric arc is can obtain after being computed Amount, can in real time determine the heat input of the electric arc in welding process;The heat input can be sentenced with default using the first comparing unit 3 Determine the preset energy scope in table to compare and control alarm unit 4 to be alarmed according to comparative result, realize and electric arc is welded During electric arc heat input monitor in real time and can be alarmed according to above-mentioned comparative result, point out operating personnel at Reason, is easy to regulation, error correction in time, is conducive to improving welding quality;Meanwhile, can be monitored automatically, it is not necessary to artificial to data Processed, be conducive to improving operating efficiency.
Below, each part of the electric arc welding monitoring device in this example embodiment will be further detailed.
In the present example embodiment, the electric arc welding monitoring device is used to monitor arc-welding equipment, the arc welding The equipment of connecing may include welding gun and the source of welding current, and the source of welding current has communication interface, can be connected by the communications cable and communication interface Connect, so as to realize the communication between other devices and the source of welding current.Such as Fig. 1, the electric arc welding monitoring device may include:Collection Unit 1, first processing units 2, the first comparing unit 3 and alarm unit 4.Wherein:
Collecting unit 1 can be used to gather the attitude information of welding gun, and the attitude information at least may include the speed letter of welding gun Breath, angle information and directional information etc..The collecting unit 1 may include:Velocity sensor, angular transducer and electronic compass etc.. Wherein:
The velocity information of above-mentioned welding gun is can detect by the velocity sensor, and the velocity information is sent to the first treatment Unit 2;Above-mentioned welding gun can detect with respect to the horizontal plane by the angular transducer and/or the inclination angle of vertical plane, by the electronics Compass can in real time obtain the direction of motion of the welding gun;Above-mentioned velocity sensor and angular transducer can be contact or noncontact , according to contact, then with welding gun can be connected for the velocity sensor and angular transducer by formula, according to contactless, then may be used The velocity sensor and angular transducer are installed on the position that can be used for detecting welding gun speed;The electronic compass can detect welding gun The direction of motion.
In the other examples implementation method of the disclosure, the collecting unit 1 can also be using attitude transducer or other are available In the device of the above-mentioned attitude information of detection welding gun, particular determination is not done herein.Meanwhile, the collecting unit 1 can also obtain welding gun The information such as acceleration, the movement locus of motion, the utilization state of welding gun is grasped so as to user.
First processing units 2 are used to obtain the voltage and current of the source of welding current, are calculated with reference to the velocity information according to this The heat input of electric arc.
First processing units 2 can use microprocessor, other can also be can be used at data using computer or server etc. The device of reason, it can receive the attitude information that collecting unit 1 sends;Meanwhile, can be by the communication of the communications cable and the source of welding current Interface realizes the communication of first processing units 2 and the source of welding current so that first processing units 2 can obtain the welding electricity of the source of welding current Pressure and welding current;Then the heat input of electric arc can be calculated according to below equation, and by the data is activation of the heat input to the One comparing unit 3, the formula is:
Q=IU/v;
Wherein, q is heat input, and I is welding current, and U is weldingvoltage, and v is the speed of welding gun.
In the other embodiment of the disclosure, the communication between first processing units 2 and the source of welding current can also use nothing The mode of line communication, by being provided for carrying out the wireless component for transmitting/receiving of signal, realizes radio communication, refers to existing nothing The technology of line communication, will not be repeated here.
First comparing unit 3 is used to be compared the heat input with a preset energy scope in default decision table Compared with, and according to comparative result output alarm signal.
First comparing unit 3 can use the devices such as same microprocessor, computer or server with first processing units 2, And the data of the heat input that first processing units 2 send can be received;The default decision table can include one or more default energy Amount scope, each preset energy scope association corresponding with weldment not of the same race correspondingly, to adapt to the weldering of different weldments Connect requirement;First comparing unit 3 can select the preset energy scope associated from different weldments, to be compared;It is above-mentioned pre- If energy range can be continuous numerical intervals, such as:A~b, wherein, b is more than a;The comparative result has two kinds of situations, one It is that the heat input is more than b or less than a to plant, i.e., above-mentioned heat input exceeds above-mentioned preset energy scope;Another kind is that heat input is more than Or equal to a and less than or equal to b, i.e., without departing from the preset energy scope.
Can judging the heat input after the preset energy scope, obtain heat input beyond preset energy scope it is lasting when Between, and judge that whether the duration, more than first threshold, after judging the duration more than the first threshold, then exports State alarm signal.So as to avoid alarming the accidental off-limits situation for occurring, prevent from disturbing operating personnel; Wherein, above-mentioned first threshold can not do particular determination herein by user according to experimental data or experience sets itself.Certainly, After preset energy scope can be exceeded the heat input is judged, i.e., directly to the output alarm signal of warning device 4, to be alarmed, And without obtaining the above-mentioned duration.
Alarm unit 4 is alarmed for receiving the alarm signal, and responding the alarm signal.
Alarm unit 4 can use the device that can send alarm sound, for example:Buzzer etc.;Also the device that can be lighted can be used, For example:LED etc.;The combination of the two is can also be, while operating personnel can be reminded with sound, light two ways.Alarm unit 4 can Electrically connected with the first comparing unit 3, when alarm unit 4 receives above-mentioned alarm signal, alarm sound can be sent and lighted, pointed out Operating personnel are processed in time.
In this example embodiment, such as Fig. 2, the electric arc welding monitoring device can also include:Second processing unit 5 With the second comparing unit 6.Wherein:
Second processing unit 5 is used to obtain the angles of weldment, determines the welding gun with reference to the angle information according to this With the relative angle of the weldment.
Second processing unit 5 can be can be used for first processing units 2 using same microprocessor, computer or server etc. The device of data processing, it can receive the above-mentioned attitude information that collecting unit 1 sends;The angles of weldment can be by artificial defeated Enter, or selected from multiple default angles according to the species of weldment, the species of weldment can set before work, in work When making, corresponding angles can be automatically obtained;The angles can be weldment with respect to the horizontal plane and/or vertical plane folder Angle.Second processing unit 5 can calculate weldering according to the angles of the angle information in the attitude information of above-mentioned welding gun and weldment The angle of rifle and weldment, i.e., above-mentioned relative angle.
It should be noted that in the case of the angle of welding gun and weldment relative level and/or vertical plane is known, meter The relative angle for calculating welding gun and weldment thinks known technology, therefore is not described in detail.
Second comparing unit 6 is used to be compared the relative angle with a predetermined angle scope in default decision table Compared with, and the alarm signal is exported according to comparative result.
Second comparing unit 6 can use the devices such as same microprocessor, computer or server with second processing unit 5, And the data of the relative angle that second processing unit 5 sends can be received;The default decision table can also include one or more Predetermined angle scope, each preset energy scope is corresponding with weldment not of the same race correspondingly, to adapt to different weldments Welding requirements;Second comparing unit 6 can select the preset energy scope associated from different weldments, to be compared;It is above-mentioned Predetermined angle scope can be continuous numerical intervals, for example:C~d, wherein, d is more than c;The comparative result has two kinds of situations, One kind is that the relative angle is more than d or less than c, i.e., above-mentioned relative angle exceeds above-mentioned predetermined angle scope;Another kind is relative Angle is more than or equal to c and less than or equal to d, i.e., without departing from the predetermined angle scope.
The relative angle can judged after predetermined angle scope, obtain relative angle holding beyond predetermined angle scope The continuous time, and whether the duration is judged more than Second Threshold, it is after judging the duration more than the Second Threshold then defeated Go out above-mentioned alarm signal.So as to avoid alarming the accidental off-limits situation for occurring, prevent from carrying out operating personnel Interference;Wherein, above-mentioned Second Threshold can not do particular determination herein by user according to experimental data or experience sets itself.When So, can also the relative angle judged after predetermined angle scope, i.e., directly to the output alarm signal of warning device 4, to enter Row alarm, and without obtaining the above-mentioned duration.
In this example embodiment, such as Fig. 3, the electric arc welding monitoring device can also include:3rd processing unit 7 With the 3rd comparing unit 8.Wherein:
3rd processing unit 7 can be used for determining welding direction according to the directional information.
3rd processing unit 7 can be with first processing units 2 and second processing unit 5 using same microprocessor, computer Or server etc. can be used for the device of data processing, it can receive the above-mentioned attitude information that collecting unit 1 sends, and according to the appearance Directional information in state information determines the direction of motion of welding gun, i.e. welding direction, the welding direction can for left-hand, dextrad or Other directions.
3rd comparing unit 8 can be by a preset direction scope ratio in above-mentioned welding direction and above-mentioned default decision table Compared with, and the alarm signal is exported according to comparative result.
3rd comparing unit 8 can use the devices such as same microprocessor, computer or server with the 3rd processing unit 7, And the data of the welding direction that the 3rd processing unit 7 sends can be received;The default decision table can also include one or more Preset direction scope, each preset energy scope is corresponding with weldment not of the same race correspondingly, to adapt to different weldments Welding requirements;3rd comparing unit 8 can select the preset energy scope associated from different weldments, to be compared;It is above-mentioned Preset direction scope can be for left-hand, dextrad and with left-hand or to the right in the direction of certain drift angle, and the drift angle is more than or equal to 0 °, Depending on it can be according to experimental data or empirical data, particular determination is not done herein;The comparative result has two kinds of situations, Yi Zhongshi The welding direction is located at beyond above-mentioned preset direction scope, i.e., beyond above-mentioned predetermined angle scope;Another kind is the welding direction Within above-mentioned preset direction scope, i.e., without departing from the predetermined angle scope.
The welding direction can judged after preset direction scope, obtain welding direction holding beyond preset direction scope The continuous time, and whether the duration is judged more than the 3rd threshold value, it is after judging the duration more than the 3rd threshold value then defeated Go out above-mentioned alarm signal.To avoid alarming the accidental off-limits situation for occurring, prevent from doing operating personnel Disturb;Wherein, above-mentioned 3rd threshold value can not do particular determination herein by user according to experimental data or experience sets itself.Certainly, Also the welding direction can judged after preset direction scope, i.e., directly to the output alarm signal of warning device 4, to be reported It is alert, and without obtaining the above-mentioned duration.
In this example embodiment, first processing units 2, second processing unit 5, the 3rd processing unit 7, first are compared Unit 3, the second comparing unit 6 and the 3rd comparing unit 8 can be units independently;Can also be same device, such as Fig. 1 Shown in dotted line frame in~Fig. 6, for example:Microprocessor, computer, server or other processing units;Collecting unit 1 can also There is multiple, when first processing units 2, second processing unit 5, the 3rd processing unit 7 are same computer, multiple collecting units The 1 different IP address that can be distributed by the computer or other addresses and the computer association, and by Fast Ethernet Or other connected modes are attached, so as to the attitude information of multiple welding guns can be gathered simultaneously;Meanwhile, the computer can also be directed to The different sources of welding current distributes multiple IP address or other addresses and by Fast Ethernet or other connected modes and multiple welderings Power supply connection is connect, to obtain the data and information of multiple sources of welding current simultaneously.
In this example embodiment, such as Fig. 4, the electric arc welding monitoring device can also include:
Memory cell 9, for storing the heat input, the relative angle and the directional information.
Memory cell 9 can be memory module, or memory, hard disc of computer, the internal memory of above-mentioned microprocessor Deng other it is independent can data storage medium;The attitude information of welding gun can be stored by the memory cell 9, for example:Heat input, Relative angle and welding direction, can also be including the motion track information of welding gun and acceleration information etc..Collecting unit 1 is collected Data and information can be in memory cell 9.
In this example embodiment, such as Fig. 5, the electric arc welding monitoring device can also include:
The input block 10, the information for being input into various weldments.
The input block 10 can be keyboard, scanner, RFID (Radio Frequency Identification, nothing Line radio frequency identification) equipment such as collector, touch-screen, by input block 10 can to first processing units 2, second processing unit 5, 3rd processing unit 7, the first comparing unit 3, the second comparing unit 6 and/or the input data of the 3rd comparing unit 8 and information; Can be by above-mentioned input block 10 to above-mentioned computer input data and information.
In this example embodiment, such as Fig. 6, the electric arc welding monitoring device also includes:
Display unit 11, the display unit 11 can be used for the attitude and heat input of image format display welding gun, by the One processing unit 2, the processing unit 7 of second processing unit 5 and the 3rd, generate the image of the attitude of welding gun, on display unit 11 Show;And the change curve of the data genaration heat input according to heat input, shown on display unit 11, so as to More intuitively observe posture of welding torch and heat input change in family.The display unit 11 can be liquid crystal display, touch-screen etc., but Be not limited, its can also be other can real world images display device.
Disclosure example embodiment additionally provides a kind of electric arc welding monitoring method, such as Fig. 7, the electric arc welding monitoring Method can include:
The attitude information of step S10, collection welding gun, the attitude information at least velocity information including the welding gun;
Step S20, the voltage and current for obtaining the source of welding current, calculate the line energy of electric arc with reference to the velocity information according to this Amount;
Step S30, the heat input is compared with a preset energy scope in default decision table, and according to than Relatively result output alarm signal;
Step S40, the alarm signal is received, and respond the alarm signal and alarmed.
The detail of each step is in corresponding electric arc welding monitoring device in above-mentioned electric arc welding monitoring method It has been described in detail in each part, therefore here is omitted.
Although it should be noted that being referred to some modules or list of the equipment for action executing in above-detailed Unit, but this division is not enforceable.In fact, according to embodiment of the present disclosure, it is above-described two or more The feature and function of module or unit can embody in a module or unit.Conversely, an above-described mould The feature and function of block or unit can be further divided into being embodied by multiple modules or unit.
Additionally, although each step of method in the disclosure is described with particular order in the accompanying drawings, this does not really want Asking or imply must perform these steps according to the particular order, or the step having to carry out shown in whole could be realized Desired result.It is additional or alternative, it is convenient to omit some steps, multiple steps are merged into a step and is performed, and/ Or a step is decomposed into execution of multiple steps etc..
Through the above description of the embodiments, those skilled in the art is it can be readily appreciated that example described herein is implemented Mode can be realized by software, it is also possible to be realized by way of software is with reference to necessary hardware.Therefore, according to the disclosure The technical scheme of implementation method can be embodied in the form of software product, and the software product can store non-volatile at one Property storage medium (can be CD-ROM, USB flash disk, mobile hard disk etc.) in or network on, including some instructions are causing a calculating Equipment (can be personal computer, server, mobile terminal or network equipment etc.) is performed according to disclosure implementation method Method.
Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice invention disclosed herein Its embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or Person's adaptations follow the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by appended Claim is pointed out.

Claims (11)

1. a kind of electric arc welds monitoring device, it is characterised in that including:
Collecting unit, the attitude information for gathering welding gun, the attitude information at least velocity information including the welding gun;
First processing units, the voltage and current for obtaining the source of welding current, calculate electric arc with reference to the velocity information according to this Heat input;
First comparing unit, for the heat input to be compared with a preset energy scope in default decision table, and According to comparative result output alarm signal;
Alarm unit, is alarmed for receiving the alarm signal, and responding the alarm signal.
2. electric arc according to claim 1 welds monitoring device, it is characterised in that the attitude information also includes the weldering The angle information of rifle, the electric arc welding monitoring device also includes:
Second processing unit, the angles for obtaining weldment determine the welding gun and institute with reference to the angle information according to this State the relative angle of weldment;
Second comparing unit, for the relative angle to be compared with a predetermined angle scope in default decision table, And the alarm signal is exported according to comparative result.
3. electric arc according to claim 2 welds monitoring device, it is characterised in that the attitude information also includes the weldering The directional information of rifle, the electric arc welding monitoring device also includes:
3rd processing unit, for determining welding direction according to the directional information;
3rd comparing unit, for the welding direction to be compared with a preset direction scope in the default decision table, And the alarm signal is exported according to comparative result.
4. electric arc according to claim 1 welds monitoring device, it is characterised in that wherein:
First comparing unit is additionally operable to, and judges whether the heat input is big beyond the duration of the preset energy scope In first threshold and after judging duration of the heat input beyond the preset energy scope more than the first threshold, Export the alarm signal.
5. electric arc according to claim 2 welds monitoring device, it is characterised in that wherein:
Second comparing unit is additionally operable to, judge the relative angle beyond the predetermined angle scope duration whether More than Second Threshold and judging the relative angle beyond the predetermined angle scope duration be more than second threshold After value, the alarm signal is exported.
6. electric arc according to claim 3 welds monitoring device, it is characterised in that wherein:
3rd comparing unit is additionally operable to, judge the welding direction beyond the preset direction scope duration whether More than the 3rd threshold value and judging the welding direction beyond the preset direction scope duration be more than the 3rd threshold After value, the alarm signal is exported.
7. electric arc according to claim 3 welds monitoring device, it is characterised in that the electric arc welding monitoring device is also wrapped Include:
Memory cell, the information for storing the heat input, the relative angle and the welding direction.
8. electric arc according to claim 3 welding monitoring device, it is characterised in that the default decision table include with it is various Weldment corresponds multiple preset energy scopes, multiple predetermined angle scopes and multiple preset direction scopes of association.
9. electric arc according to claim 8 welds monitoring device, it is characterised in that the electric arc welding monitoring device is also wrapped Include:
Input block, the information for being input into various weldments, first comparing unit can be selected and each weldering according to this One or more of the preset energy scope of part association, second comparing unit can according to this select what is associated with each weldment One or more of predetermined angle scope, the 3rd comparing unit can according to this select the preset direction associated with each weldment One or more in scope.
10. electric arc according to claim 3 welding monitoring device, it is characterised in that the first processing units, described the Two processing units and the 3rd processing unit can be connected with multiple collecting units simultaneously based on different addresses, described Multiple collecting units are corresponded with address each described and associated.
A kind of 11. electric arc welding monitoring methods, it is characterised in that including:
Gather the attitude information of welding gun, the attitude information at least velocity information including the welding gun;
The voltage and current of the source of welding current is obtained, the heat input of electric arc is calculated with reference to the velocity information according to this;
The heat input is compared with a preset energy scope in default decision table, and report is exported according to comparative result Alert signal;
The alarm signal is received, and responds the alarm signal and alarmed.
CN201611261067.6A 2016-12-30 2016-12-30 Electric arc welds monitoring device and method Pending CN106735739A (en)

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