CN210281031U - Welding equipment and control system thereof - Google Patents
Welding equipment and control system thereof Download PDFInfo
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- CN210281031U CN210281031U CN201920168648.8U CN201920168648U CN210281031U CN 210281031 U CN210281031 U CN 210281031U CN 201920168648 U CN201920168648 U CN 201920168648U CN 210281031 U CN210281031 U CN 210281031U
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Abstract
The disclosure provides welding equipment and a control system thereof, and relates to the technical field of welding control. This welding equipment includes welding power supply and wire drive feed unit, wherein: the welding power supply comprises a first control assembly and a switch assembly, wherein the first control assembly is used for coding preset information according to a first preset rule to generate an on-off electric signal; the switch assembly is used for responding to the on-off electric signal and carrying out power-on or power-off operation according to the on-off electric signal; the wire feeding device comprises a second control assembly and an output assembly, wherein the second control assembly is used for receiving the on-off electric signal and decoding the on-off electric signal according to a second preset rule to obtain preset information and identification information corresponding to the preset information; the output component is used for storing the preset information and the identification information corresponding to the preset information so as to call the corresponding preset information according to the identification information. The welding equipment disclosed by the invention can simplify the structure and reduce the production cost.
Description
Technical Field
The disclosure relates to the technical field of welding control, in particular to welding equipment and a control system thereof.
Background
With the rapid development of manufacturing industry, in the field of large-scale engineering machinery, the use amount of welding equipment is large, the welding equipment generally comprises a welding power supply and a wire feeding device, and the welding power supply and the wire feeding device are connected through a control cable, so that the information transmission is realized.
In the existing welding equipment, a carrier controlled welding system is widely applied to occasions requiring lengthening of a welding cable, and is generally realized by adopting a carrier communication mode when a welding power supply is required to send information to a wire feeding device. At this time, a carrier sending device needs to be added at the power end of the welding machine, and a carrier receiving device needs to be added at the wire feeding device end, however, the carrier modulation process is complex, the circuit structures of the carrier sending device and the carrier receiving device are complex, and the production cost is high.
It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present disclosure, and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
The purpose of the present disclosure is to provide a welding apparatus, which can simplify the structure and reduce the production cost.
According to an aspect of the present disclosure, there is provided a welding apparatus including:
the welding power supply comprises a first control assembly and a switch assembly, wherein the first control assembly is used for coding preset information according to a first preset rule to generate an on-off electric signal;
the switch assembly is used for responding to the on-off electric signal and carrying out power-on or power-off operation according to the on-off electric signal;
the wire feeding device comprises a second control assembly and an output assembly, wherein the second control assembly is used for receiving the on-off electric signal and decoding the on-off electric signal according to a second preset rule to obtain the preset information and identification information corresponding to the preset information;
the output component is used for storing the preset information and the identification information corresponding to the preset information so as to call the corresponding preset information according to the identification information.
In an exemplary embodiment of the present disclosure, the welding power supply further comprises:
the first input assembly is used for inputting the preset information;
and the first control component encodes the preset information according to the first preset rule and generates a switching electric signal.
In an exemplary embodiment of the present disclosure, the first control assembly includes:
the first storage module is used for storing a plurality of first preset rules corresponding to a plurality of preset information;
and the coding module is used for receiving the preset information set by the first input assembly, coding the preset information according to the first preset rule corresponding to the preset information and generating the on-off electric signal.
In an exemplary embodiment of the present disclosure, the second control assembly includes:
the second storage module is used for storing a plurality of second preset rules corresponding to the preset information;
and the decoding module is used for receiving the on-off electric signal and decoding the on-off electric signal according to the second preset rule corresponding to the on-off electric signal to obtain the preset information.
In an exemplary embodiment of the present disclosure, the output assembly includes:
and the display device is used for displaying the identification information so as to call the preset information.
In an exemplary embodiment of the present disclosure, the second control assembly includes:
and the power supply maintaining assembly is used for receiving and detecting the on-off signal and maintaining the power supply state of the wire feeding device when detecting the power-off signal.
In an exemplary embodiment of the present disclosure, the power holding component includes a diode and a storage capacitor connected to each other, the diode is located between the switch component and the storage capacitor, and an anode of the diode is connected to the switch component and a cathode of the diode is connected to the storage capacitor.
In an exemplary embodiment of the present disclosure, the welding apparatus further includes:
the second input assembly is arranged in the wire feeding device and used for inputting welding parameters set by the wire feeding device; the second control assembly encodes the welding parameters according to a third preset rule and generates a carrier signal;
the carrier sending unit is arranged in the wire feeding device and used for sending the carrier signal;
the carrier receiving unit is arranged in the welding power supply and used for receiving the carrier signal sent by the carrier sending unit; the first control assembly demodulates the carrier signal according to a fourth preset rule to generate a control signal; the control signal is used for controlling the welding machine to carry out welding operation.
In an exemplary embodiment of the present disclosure, the preset information includes at least one of a welding current, a welding voltage, a wire feed speed, a specification lock, a specification trim, and a multi-specification selection call.
According to an aspect of the present disclosure, there is provided a control system of a welding apparatus, comprising the welding apparatus of any one of the above.
According to the welding equipment and the control system thereof, the preset information set by the welding power supply can be transmitted to the wire feeding device through the switch assembly and the second control assembly, so that the transmission of the preset information is realized. In the process, the first control assembly can convert the preset information into a switching electric signal, the switch assembly can respond to the switching electric signal and carry out power-on or power-off operation according to the switching electric signal, signal modulation can be avoided, and circuit units required by the signal modulation can be avoided naturally, so that the circuit structure is simplified, and the production cost is reduced; the second control assembly can detect the on-off electric signal and decode the on-off electric signal, so that preset information is obtained, the operation is simple, and the accuracy of signal transmission is high. Meanwhile, the required preset information can be called in real time according to the identification information so as to facilitate wire feeding operation according to the preset information, and therefore control of the welding power supply on the wire feeding operation is achieved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty.
Fig. 1 is a schematic view of a welding apparatus according to an embodiment of the disclosure.
Fig. 2 is a schematic diagram of a first control assembly in accordance with an embodiment of the present disclosure.
FIG. 3 is a schematic diagram of a second control assembly in accordance with an embodiment of the present disclosure.
In the figure: 1. a welding power supply; 11. a first control assembly; 111. a first storage module; 112. an encoding module; 12. a switch assembly; 13. a first input assembly; 14. a carrier receiving unit; 2. a wire feeder; 21. a second control assembly; 211. a second storage module; 212. a decoding module; 22. an output component; 23. a second input assembly; 24. a carrier transmission unit; 25. a power supply holding assembly.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details, or with other components or devices, etc. In other instances, well-known components and devices have not been shown or described in detail to avoid obscuring aspects of the invention.
The terms "a," "an," "the," and "said" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc. The terms "first," "second," "third," and "fourth" are used merely as labels, and are not limiting as to the number of their objects.
The disclosed embodiments provide a welding apparatus, as shown in fig. 1, which may include a welding power supply 1 and a wire feeder 2, wherein:
the welding power supply 1 comprises a first control assembly 11 and a switch assembly 12, wherein the first control assembly 11 is used for coding preset information according to a first preset rule to generate a power-on/off signal; the switch component 12 is used for responding to the on-off electric signal and carrying out power-on or power-off operation according to the on-off electric signal;
the wire feeding device 2 comprises a second control component 21 and an output component 22, wherein the second control component 21 is used for receiving the on-off electric signal and decoding the on-off electric signal according to a second preset rule to obtain the preset information and identification information corresponding to the preset information; the output component 22 is configured to store the preset information and the identification information corresponding to the preset information, so as to call the corresponding preset information according to the identification information.
The welding equipment of the present disclosure may transmit the preset information set by the welding power supply 1 to the wire feeder 2 through the switch assembly 12 and the second control assembly 21, thereby implementing transmission of the preset information. In the process, the first control component 11 can convert preset information into a switching electric signal, and the switch component 12 can respond to the switching electric signal and carry out power-on or power-off operation according to the switching electric signal, so that signal modulation can be avoided, and circuit units required by the signal modulation can be avoided naturally, thereby simplifying the circuit structure and reducing the production cost; the second control component 21 can detect the on-off electric signal and decode the on-off electric signal, so that preset information is obtained, the operation is simple, and the accuracy of signal transmission is high. Meanwhile, the required preset information can be called in real time according to the identification information so as to facilitate wire feeding operation according to the preset information, thereby realizing control of the welding power supply 1 on the wire feeding operation.
The following describes in detail the parts of the welding apparatus according to the embodiment of the present disclosure:
as shown in fig. 1, the welding power supply 1 may include a first control assembly 11 and a switching assembly 12, wherein:
the first control component 11 may be configured to encode the preset information according to a first preset rule, and generate the on-off signal. Specifically, as shown in fig. 2, the first control assembly 11 may include a first storage module 111 and an encoding module 112, wherein:
the first storage module 111 may be configured to store a plurality of first preset rules corresponding to a plurality of preset information. The preset information may include preset parameters, which may be at least one of welding current, welding voltage and wire feeding speed, and may also include arc-extinguishing current, arc-extinguishing voltage or arc-extinguishing wire feeding speed, and the like, and of course, the preset information may also include other information, for example, function information corresponding to the preset parameters may also be included, for example, at least one of specification locking, specification fine-tuning and multi-specification selection calling corresponding to the preset parameters may also be included, and the preset information may also include the preset parameters and the function information corresponding to the preset parameters, for example, the preset information may be "function information corresponding to 300A and 300A", and of course, the preset information may also include other information, which is not listed one by one herein. The first preset rule may be a preset computer program corresponding to the preset information, or a corresponding rule set manually, or of course, may be a rule in other forms as long as the preset information can be converted into an on-off electrical signal, and is not particularly limited herein.
The encoding module 112 may be configured to receive preset information, encode the preset information according to a first preset rule corresponding to the preset information, and generate the on-off signal. The encoding here may be a process of converting a signal from one form or format to another form by a computer program, for example, preset information may be converted into an on-off electric signal. For example, the first control component 11 may be a Central Processing Unit (CPU), and may also be a controller or a single chip microcomputer.
It should be noted that the number of the first preset rules may be multiple, each numerical value of the preset information may have a one-to-one corresponding first preset rule, and each first preset rule may be different from each other, so that each preset information may have a uniquely determined on-off electrical signal, and the duration of each power-on or power-off action may be a constant value, which may be 1 second, 2 seconds, 3 seconds, 4 seconds, 5 seconds, or other durations, and is not listed herein.
For example, when the preset information is a voltage and the voltage value is 10V, the coding may be performed according to a first preset rule, and the corresponding on-off electrical signal may be: the power-on/off signal corresponding to the voltage value of 10V is "power-on/off, power-on/off", and the duration of each signal state may be 1 second. For another example, when the preset information is a current value and the current value is 40A, the encoding may be performed according to a first preset rule, and the corresponding on-off electrical signal may be: the on-off electrical signal corresponding to the current value 40A may be regarded as "power on, power off, power on", and the duration of each signal state may be 1 second.
During signal transmission, the on-off electric signals corresponding to one preset information can be transmitted, the on-off electric signals corresponding to various preset information can also be transmitted simultaneously, and the on-off electric signals can be arranged according to the preset priority of the preset information. For example, when the priority is that the voltage is prior to the current, and when the preset information with the voltage value of 10V and the current value of 40A is transmitted at the same time, the corresponding on-off electrical signal may be "power on, power off, power on, power off, power on", and of course, other priorities may be set according to actual needs, and are not particularly limited herein.
The switch assembly 12 is operable to respond to an on-off electrical signal and is operable to be energized or de-energized in response to the on-off electrical signal. Specifically, the first control component 11 can control a driving component to drive the switch component 12 to turn on or off according to the on-off signal corresponding to the preset information, and the duration of the on-state or the off-state can be preset, for example, can be 1 second, 2 seconds, 3 seconds, 4 seconds, 5 seconds or other durations, which are not listed herein. The switch component 12 may be a semiconductor switch device, the driving component may be an MOS transistor driving an isolation optocoupler, an output of the optocoupler may drive an IGBT through a push-free circuit, and of course, the starting component may be of other types, which are not listed here.
Wire feeder 2 may include a second control assembly 21 and an output assembly 22, wherein:
the second control component 21 may be configured to receive the on-off electrical signal transmitted by the switch component 12, and decode the on-off electrical signal according to a second preset rule to obtain the preset information and the identification information corresponding to the preset information. Decoding here may be a process of converting a signal from one form or format to another form by a computer program, for example, a switching electrical signal may be converted into preset information. For example, the second control component 21 may be a Central Processing Unit (CPU), and may also be a controller or a single chip microcomputer. Specifically, as shown in fig. 3, the second control assembly 21 may include a second storage module 211 and a decoding module 212, wherein:
the second storage module 211 may be configured to store a plurality of second preset rules corresponding to a plurality of preset information. The preset information may refer to the specific description of the preset information in the above embodiments, and is not described herein again. The second preset rule may be a preset computer program corresponding to the on-off electrical signal, or may be a corresponding rule set manually, or may be a rule in other forms as long as the on-off electrical signal can be converted into preset information corresponding to the on-off electrical signal, and no special limitation is made herein. It should be noted that the number of the second preset rules may be multiple, each on-off electrical signal may have a one-to-one corresponding second preset rule, and each second preset rule may be different from each other, so that each on-off electrical signal may correspond to a unique predetermined information.
The decoding module 212 may be configured to receive the on-off electrical signal, and decode the on-off electrical signal according to a second preset rule corresponding to the on-off electrical signal to obtain preset information. For example, the on-off signal received by the decoding module 212 is: and when the power is switched on, switched off, switched on and switched on, decoding is carried out according to a second preset rule, and a voltage value with preset information of 10V can be obtained. The on-off signal received by the second control component 21 is: and decoding according to a second preset rule during power-on, power-off, power-on, power-off and power-on to obtain a current value with preset information of 40A. Of course, the preset information may be other, the corresponding on-off electrical signals may be other, and decoding may be performed according to each second preset rule corresponding to each on-off electrical signal to obtain each preset information corresponding thereto.
The number of the identification information may be multiple, and the multiple identification information may be different, and each preset information may have one-to-one corresponding identification information. For example, the plurality of identification information may be letter information corresponding to each preset information, or may also be number information corresponding to each preset information, or may also be image information corresponding to each preset information, or of course, may also be other types of information as long as each preset information can be clearly represented, and is not limited herein.
The output component 22 may be configured to store the preset information and the identification information corresponding to the preset information, so as to call the preset information corresponding to each identification information according to the identification information. For example, the output component 22 may be connected to the second control component 21 through a data line, so that the second control component 21 transmits the preset information and the identification information corresponding to the preset information to the output component 22; of course, the second control component 21 may also transmit the preset information and the identification information corresponding to the preset information to the output component 22 in a wireless transmission manner, and of course, may also transmit the preset information and the identification information corresponding to the preset information to the output component 22 in other direct or indirect manners, which are not listed here.
In one embodiment, the output component 22 may include a display device, and the display device may be used to display each identification information corresponding to each preset information so as to call each preset information. For example, the display device may be a touch panel, the touch panel may be configured to display identification information corresponding to each preset information, when in use, the preset information corresponding to the identification information may be called according to the touch operation information of the user and the identification information selected by the user, which are received by the touch panel, and the wire feeding device may perform a wire feeding operation according to the preset information.
The welding power supply 1 of the disclosed embodiment may further include a first input assembly 13 operable to input preset information. The first input element 13 may be connected to the first control element 11 so as to transmit the preset information input by the first input element 13 to the first control element 11. For example, the first input element 13 may be a button, and may be operated by the button to input preset information, or may be a touch screen, and may input the preset information by touch operation, of course, the first input element 13 may also be other types, for example, a terminal device that can wirelessly communicate with the first control element 11, such as: the mobile phone, the computer and the like can input preset information through the wireless terminal and transmit the preset information to the first control assembly 11 through the wireless network.
In the disclosed embodiment, the second control assembly 21 may further include a power maintaining assembly 25 configured to receive and detect a power-on/off signal transmitted by the welding power source 1, and maintain the wire feeder 2 in a power-on state when the power-off signal is detected. Specifically, the power source holding assembly 25 may include a diode and a storage capacitor connected, the diode may be located between the switch assembly 12 and the storage capacitor, and the anode of the diode may be connected to the switch assembly 12 and the cathode may be connected to the storage capacitor to ensure that an on-off signal is transmitted from the welding apparatus to the wire feeder 2. When receiving the outage signal, storage capacitor can discharge to provide the electric quantity for wire drive feed unit 2, guarantee wire drive feed unit 2 and continuously supply power, simultaneously, because the one-way conduction characteristic of diode, and the diode negative pole is connected in storage capacitor's positive pole, prevent that the electric quantity from transmitting to welding power supply 1, further guarantee wire drive feed power supply's electric quantity.
The welding apparatus of the disclosed embodiment may further include a second input assembly 23, a carrier transmitting unit 24, and a carrier receiving unit 14, where the second input assembly 23 may be disposed within the wire feeder 2 and may be configured to input welding parameters set by the wire feeder 2. The welding parameters may include welding current, welding voltage, wire diameter, material, gas, etc., but of course, other parameters are also possible and are not listed here. The second input assembly 23 may be connected to the second control assembly 21 so as to transmit the welding parameters input by the second input assembly 23 to the second control assembly 21. For example, the second input element 23 may be a button, which may be operated by the button to input welding parameters, or may be a touch screen, which may be operated by the touch to input welding parameters, of course, the second input element 23 may also be of other types, for example, a terminal device capable of wirelessly communicating with the second control element 21, such as: the mobile phone, the computer and the like can input welding parameters through the wireless terminal and transmit the welding parameters to the second control component 21 through the wireless network.
The second storage module 211 may also store a plurality of third preset rules corresponding to the plurality of welding parameters, and the second control component 21 may encode the welding parameters input by the second input component 23 according to the third preset rules and generate the carrier signal. For example, the second control component 21 may convert the welding parameters into a baseband signal according to a third preset rule, and modulate the baseband signal to form a high-frequency carrier. The carrier transmitting unit 24 may be located in the wire feeder 2, may be connected to the second control component 21, and may be configured to receive and transmit the high-frequency carrier generated by the second control component 21. The carrier receiving unit 14 may be disposed in the welding power supply 1, and may be connected to the first control component 11, and may be configured to receive the carrier signal sent by the carrier sending unit 24 and transmit the received carrier signal to the first control component 11. The first storage module 111 in the first control assembly 11 may also store a plurality of fourth preset rules corresponding to the plurality of carrier signals, and the first control assembly 11 may demodulate the carrier signals according to the fourth preset rules to obtain the welding parameters, and generate the control signal according to the welding parameters, where the control signal may control a welding machine to perform the welding operation according to the received welding parameters.
The third preset rule may be a preset computer program corresponding to the welding parameter, or may be a corresponding rule set manually, or of course, may be a rule in another form, as long as the welding parameter can be converted into a baseband signal, and is not particularly limited herein. It should be noted that the number of the third preset rules may be multiple, and each welding parameter may have a one-to-one corresponding third preset rule. The fourth predetermined rule may be an inverse rule of the third predetermined rule, and therefore, the description thereof is omitted here.
The control system of the welding equipment of the embodiment can comprise the welding equipment of any embodiment, and the structure and the beneficial effects of the welding equipment can be referred to the welding equipment of any embodiment, and are not detailed here.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (10)
1. A welding apparatus, characterized in that the welding apparatus comprises:
the welding power supply comprises a first control assembly and a switch assembly, wherein the first control assembly is used for coding preset information according to a first preset rule to generate an on-off electric signal;
the switch assembly is used for responding to the on-off electric signal and carrying out power-on or power-off operation according to the on-off electric signal;
the wire feeding device comprises a second control assembly and an output assembly, wherein the second control assembly is used for receiving the on-off electric signal and decoding the on-off electric signal according to a second preset rule to obtain the preset information and identification information corresponding to the preset information;
the output component is used for storing the preset information and the identification information corresponding to the preset information so as to call the corresponding preset information according to the identification information.
2. The welding apparatus of claim 1, wherein the welding power supply further comprises:
the first input assembly is used for inputting the preset information;
and the first control component encodes the preset information according to the first preset rule and generates a switching electric signal.
3. The welding apparatus of claim 2, wherein the first control assembly comprises:
the first storage module is used for storing a plurality of first preset rules corresponding to a plurality of preset information;
and the coding module is used for receiving the preset information set by the first input assembly, coding the preset information according to the first preset rule corresponding to the preset information and generating the on-off electric signal.
4. The welding apparatus of claim 1, wherein the second control assembly comprises:
the second storage module is used for storing a plurality of second preset rules corresponding to the preset information;
and the decoding module is used for receiving the on-off electric signal and decoding the on-off electric signal according to the second preset rule corresponding to the on-off electric signal to obtain the preset information.
5. The welding apparatus of claim 1, wherein the output assembly comprises:
and the display device is used for displaying the identification information so as to call the preset information.
6. The welding apparatus of claim 1, wherein the second control assembly comprises:
and the power supply maintaining assembly is used for receiving and detecting the on-off signal and maintaining the power supply state of the wire feeding device when detecting the power-off signal.
7. The welding apparatus of claim 6, wherein the power retention assembly comprises a diode and a storage capacitor connected, the diode being positioned between the switch assembly and the storage capacitor, and the diode having an anode connected to the switch assembly and a cathode connected to the storage capacitor.
8. The welding apparatus of claim 1, further comprising:
the second input assembly is arranged in the wire feeding device and used for inputting welding parameters set by the wire feeding device; the second control assembly encodes the welding parameters according to a third preset rule and generates a carrier signal;
the carrier sending unit is arranged in the wire feeding device and used for sending the carrier signal;
the carrier receiving unit is arranged in the welding power supply and used for receiving the carrier signal sent by the carrier sending unit; the first control assembly demodulates the carrier signal according to a fourth preset rule to generate a control signal; the control signal is used for controlling the welding machine to carry out welding operation.
9. The welding apparatus of claim 1, wherein the pre-set information comprises at least one of a welding current, a welding voltage, a wire feed speed, a specification lock, a specification trim, and a multi-specification selection call.
10. A control system for a welding apparatus, characterized in that it comprises a welding apparatus according to any one of claims 1-9.
Priority Applications (1)
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| CN201920168648.8U CN210281031U (en) | 2019-01-30 | 2019-01-30 | Welding equipment and control system thereof |
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| CN201920168648.8U CN210281031U (en) | 2019-01-30 | 2019-01-30 | Welding equipment and control system thereof |
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| CN210281031U true CN210281031U (en) | 2020-04-10 |
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