CN114654120B - Method and apparatus for welding material, storage medium, and electronic apparatus - Google Patents
Method and apparatus for welding material, storage medium, and electronic apparatus Download PDFInfo
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- CN114654120B CN114654120B CN202210532034.XA CN202210532034A CN114654120B CN 114654120 B CN114654120 B CN 114654120B CN 202210532034 A CN202210532034 A CN 202210532034A CN 114654120 B CN114654120 B CN 114654120B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
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Abstract
The application discloses a welding method and device of welding materials, a storage medium and an electronic device, wherein the method comprises the following steps: acquiring the gap width of a position to be welded of an initial welding material and the beam width of a welding beam, wherein the welding beam is used for welding the position to be welded of the initial welding material; under the condition that the width ratio of the beam width to the gap width is smaller than or equal to a target threshold value and the welding speed corresponding to the initial welding material is higher than a speed threshold value, determining that the welding mode corresponding to the initial welding material is swing welding; determining target swing parameters of swing welding according to the gap width and the welding speed; and controlling the welding beam to weld the initial welding material according to the swing parameters to obtain a target welding material, wherein the width of a welding seam formed on the target welding material falls within a target width range.
Description
Technical Field
The present disclosure relates to the field of laser welding, and more particularly, to a method and an apparatus for welding a welding material, a storage medium, and an electronic apparatus.
Background
Today in industrialization rapid development, the enterprise often attaches great importance to the production efficiency of self, also face such problem to some laser processing enterprises equally, on the one hand will guarantee the speed to material processing, on the other hand also need to guarantee the quality of the product that the product processing obtained, how to improve the production speed of product under the prerequisite of guaranteeing product quality has become the focus of enterprise's attention then, when welding the material, just need to improve welding speed in order to improve production speed, but often can lead to the welding seam quality relatively poor after the welding speed improves, the long emergence is leaked and is welded, the problem of welding seam narrow, can't guarantee the high-speed welding quality of material.
Aiming at the problems of low welding quality and the like when materials are welded at high speed in the related technology, no effective solution is provided.
Disclosure of Invention
The embodiment of the application provides a welding method and device for welding materials, a storage medium and an electronic device, and aims to at least solve the problems that in the related art, the welding quality is low when the materials are welded at high speed and the like.
According to an embodiment of the present application, there is provided a welding method of a welding material, including: acquiring a gap width of a position to be welded of an initial welding material and a beam width of a welding beam, wherein the welding beam is used for welding the position to be welded of the initial welding material; determining that the welding mode corresponding to the initial welding material is swing welding under the condition that the width ratio of the beam width to the gap width is smaller than or equal to a target threshold and the welding speed corresponding to the initial welding material is higher than a speed threshold; determining a target swing parameter of the swing welding according to the gap width and the welding speed; and controlling the welding beam to weld the initial welding material according to the swing parameters to obtain a target welding material, wherein the width of a welding seam formed on the target welding material falls into a target width range.
Optionally, the controlling the welding beam to weld the initial welding material according to the swing parameter to obtain a target welding material includes: controlling a light laser to emit the welding light beam to a welding head of a galvanometer; controlling a galvanometer structure in the galvanometer welding head to swing according to the swing parameters; and controlling the initial welding material to move at the welding speed to obtain the target welding material, wherein the position to be welded of the initial welding material is within the welding range of the galvanometer welding head.
Optionally, the controlling the galvanometer structure in the galvanometer welding head to swing according to the swing parameter includes: controlling the galvanometer structure to swing according to a target swing frequency, wherein the swing parameter comprises the target swing frequency, the target swing frequency is determined according to the welding speed, and the target swing frequency is positively correlated with the welding speed; and controlling the galvanometer structure to swing according to a target swing amplitude, wherein the swing parameter comprises the target swing amplitude, and the target swing amplitude is determined according to the shape and the size of the welding shape of the swing welding.
Optionally, the determining a target weaving parameter of the weaving welding according to the gap width and the welding speed includes: acquiring a welding shape matched with the gap width, wherein the welding shape is used for indicating a welding pattern formed by the swing welding on the initial welding material; determining a shape dimension of the weld shape from the gap width and the welding speed, wherein the shape dimension includes a shape length and a shape width, the shape length indicating a dimension of the weld shape in a welding direction, the shape width indicating a dimension of the weld shape in the gap width direction, the shape width falling within the target width range; determining a target swing frequency according to the shape length and the welding speed, and acquiring a target swing amplitude corresponding to the shape size, wherein the target swing parameters comprise: the target wobble frequency and the target wobble amplitude.
Optionally, the determining a target weaving frequency according to the shape length and the welding speed includes: acquiring a target overlapping rate corresponding to the swing welding, wherein the target overlapping rate is used for indicating the overlapping area between two adjacent welding shapes; calculating the target weaving frequency according to the target overlapping rate, the shape length and the welding speed, wherein the target weaving frequency is in negative correlation with the target overlapping rate and the shape length, and the target weaving frequency is in positive correlation with the welding speed.
Optionally, the calculating the target weaving frequency according to the target overlapping rate, the shape length and the welding speed includes: determining the target wobble frequency f by the following formula:
wherein d is the shape length, p is the target overlap ratio, and v is the welding speed.
Optionally, the obtaining a welding shape matching with the gap width includes: determining that the weld shape is circular if the gap width is less than or equal to a width threshold; determining that the weld shape is a right figure-8 shape if the gap width is greater than the width threshold.
According to another embodiment of the present application, there is also provided a welding apparatus of a welding material, including: the device comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring the gap width of a position to be welded of an initial welding material and the beam width of a welding beam, and the welding beam is used for welding the position to be welded of the initial welding material; the first determining module is used for determining that the welding mode corresponding to the initial welding material is swing welding under the condition that the width ratio of the beam width to the gap width is smaller than or equal to a target threshold and the welding speed corresponding to the initial welding material is higher than a speed threshold; the second determination module is used for determining a target swing parameter of the swing welding according to the gap width and the welding speed; and the control module is used for controlling the welding beam to weld the initial welding material according to the swing parameters to obtain a target welding material, wherein the width of a welding seam formed on the target welding material falls into a target width range.
According to yet another aspect of the embodiments of the present application, there is also provided a computer-readable storage medium having a computer program stored therein, wherein the computer program is configured to execute the above welding method for welding materials when running.
According to another aspect of the embodiments of the present application, there is also provided an electronic device, including a memory, a processor, and a computer program stored on the memory and executable on the processor, wherein the processor executes the welding method for welding materials through the computer program.
In the embodiment of the application, the gap width of the position to be welded of the initial welding material and the beam width of the welding beam are obtained, wherein the welding beam is used for welding the position to be welded of the initial welding material; under the condition that the width ratio of the beam width to the gap width is smaller than or equal to a target threshold value and the welding speed corresponding to the initial welding material is higher than a speed threshold value, determining that the welding mode corresponding to the initial welding material is swing welding; determining target swing parameters of swing welding according to the gap width and the welding speed; control welding beam and weld initial welding material according to the swing parameter, obtain target welding material, wherein, the width of the welding seam that forms on the target welding material falls into target width scope, in the welding process is being carried out to the material promptly, width ratio to beam width and material analytic is less than or equal to the target threshold value, and welding speed is higher than the condition of speed threshold value, adopt the swing welding mode to weld, thereby the welding seam width when increasing the material welding, and confirm the target swing parameter when the swing welding according to clearance width and welding speed between the material, and then when welding the material according to this target swing parameter, not only can guarantee the width of welding seam, can also guarantee the welding quality of welding seam. By adopting the technical scheme, the problems of low welding quality and the like when materials are welded at high speed in the related technology are solved, and the technical effect of improving the welding quality when the materials are welded at high speed is realized.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic diagram of a hardware environment for a method of welding a welding material according to an embodiment of the present application;
FIG. 2 is a flow chart of a method of welding a weld material according to an embodiment of the present application;
FIG. 3 is a schematic view of an alternative welding material welding apparatus according to an embodiment of the present application;
FIG. 4 is a schematic view of a material front weld according to an embodiment of the present application;
FIG. 5 is a schematic view of a material back weld according to an embodiment of the present application;
FIG. 6 is a schematic view of an alternative weld pattern according to an embodiment of the present application;
FIG. 7 is a weld trace illustration of an alternative circular weld shape in accordance with embodiments of the present application;
FIG. 8 is a weld trace illustration of an alternative positive 8-shaped weld profile according to an embodiment of the present application;
fig. 9 is a block diagram of a welding apparatus for welding materials according to an embodiment of the present application.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The method provided by the embodiment of the application can be executed in a computer terminal, a device terminal or a similar operation device. For example, when the welding device is operated on a computer terminal, fig. 1 is a hardware environment diagram of a welding method for welding a welding material according to an embodiment of the present application. As shown in fig. 1, the computer terminal may include one or more (only one shown in fig. 1) processors 102 (the processors 102 may include, but are not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 104 for storing data, and in an exemplary embodiment, may also include a transmission device 106 for communication functions and an input-output device 108. It will be understood by those skilled in the art that the structure shown in fig. 1 is only an illustration and is not intended to limit the structure of the computer terminal. For example, the computer terminal may also include more or fewer components than shown in FIG. 1, or have a different configuration with equivalent functionality to that shown in FIG. 1 or with more functionality than that shown in FIG. 1.
The memory 104 may be used to store a computer program, for example, a software program and a module of application software, such as a computer program corresponding to the message pushing sending method in the embodiment of the present invention, and the processor 102 executes various functional applications and data processing by running the computer program stored in the memory 104, so as to implement the method described above. The memory 104 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 104 may further include memory located remotely from the processor 102, which may be connected to a computer terminal over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 106 is used to receive or transmit data via a network. Specific examples of the network described above may include a wireless network provided by a communication provider of the computer terminal. In one example, the transmission device 106 includes a Network adapter (NIC), which can be connected to other Network devices through a base station so as to communicate with the internet. In one example, the transmission device 106 may be a Radio Frequency (RF) module, which is used for communicating with the internet in a wireless manner.
In the present embodiment, a welding method of a welding material is provided, which is applied to the above-mentioned computer terminal, and fig. 2 is a flowchart of the welding method of the welding material according to the embodiment of the present application, as shown in fig. 2, the flowchart includes the following steps:
step S202, obtaining the gap width of a position to be welded of an initial welding material and the beam width of a welding beam, wherein the welding beam is used for welding the position to be welded of the initial welding material;
step S204, determining that the welding mode corresponding to the initial welding material is swing welding under the condition that the width ratio of the beam width to the gap width is smaller than or equal to a target threshold value and the welding speed corresponding to the initial welding material is higher than a speed threshold value;
step S206, determining target swing parameters of the swing welding according to the gap width and the welding speed;
and S208, controlling the welding beam to weld the initial welding material according to the swing parameters to obtain a target welding material, wherein the width of a welding seam formed on the target welding material falls into a target width range.
Through the steps, in the process of welding the material, the width ratio of the beam width to the material resolution is smaller than or equal to the target threshold, and the welding speed is higher than the speed threshold, the welding is carried out in a swing welding mode, so that the width of the welding seam during welding of the material is increased, the target swing parameter during swing welding is determined according to the gap width between the materials and the welding speed, and further when the material is welded according to the target swing parameter, the width of the welding seam can be ensured, and the welding quality of the welding seam can be ensured. By adopting the technical scheme, the problems of low welding quality and the like when materials are welded at high speed in the related technology are solved, and the technical effect of improving the welding quality when the materials are welded at high speed is realized.
In the solution provided in step S202, the beam width of the welding beam is the width of a spot irradiated on the surface of the material by the beam, and the beam width may be matched with the gap width, or may also be matched with the material property of the welding material, for example, the reflectivity of the material to the beam is different, and the beam width of the welding beam is different.
Alternatively, in the present embodiment, the material to be welded may be, but is not limited to, a highly reflective material having high reflectivity for light beams, such as: red copper, aluminum, alloys, and the like, which the present solution is not limited to.
In the technical solution provided in step S204, when the width ratio of the beam width to the gap width is smaller than or equal to the target threshold, the welding beam leaks a larger amount in the material gap, and thus the welding quality to the material is lower.
Optionally, in this embodiment, the swing welding is used to indicate that the welding track of the light beam on the material swings on both sides of the material gap, and the swing welding may be achieved by swinging the light beam, or may also be achieved by moving the material such that the material gap moves relative to the light beam, which is not limited in this embodiment.
In the solution provided in step S206, the target swing parameter may include, but is not limited to, a swing track, a swing frequency, a swing amplitude, and the like of the light beam relative to the gap to be welded of the material to be welded, which is not limited by the solution.
In the technical solution provided in the above step S208, the target width range is a width range for indicating that the welding quality is greater than the target welding quality.
The welding method of the welding material can be but is not limited to be applied to automatic welding equipment for welding the material, the welding equipment can automatically weld the material in a swinging mode according to the gap width, fig. 3 is a schematic diagram of the optional welding equipment for the welding material according to the embodiment of the application, as shown in fig. 3, the equipment mainly comprises a material platform for placing the material and a galvanometer welding head, the material platform and the galvanometer welding head are respectively connected with a processor, the processor is used for controlling light beam parameters of light emitted by the galvanometer welding head and swinging parameters of light beams, and the material platform is used for driving the material to move at a high speed along a welding direction, so that the material is welded at a high speed in a swinging mode.
In the embodiment, the material moves and the vibrating mirror welding head does not move in the welding process, so that the problem of limited breadth of the vibrating mirror can be avoided, and the laser welding processing is carried out by utilizing the high-frequency swing of the vibrating mirror. The above embodiments may be applied, but not limited to, in a high speed welding environment for spliced materials, such as applying a welding step with a welding scene for a door frame (the door frame may be, but is not limited to, a spliced 1.5mm thick galvanized sheet) including: step 1): preparing a galvanized coiled material with the thickness of 1.5mm, and changing the galvanized coiled material into an unsealed (needing laser welding at the position) square tube after passing through mechanical equipment, namely, splicing a galvanized sheet with the thickness of 1.5mm by laser; step 2): a galvanometer welding head is adopted, the focal lengths of a collimating mirror and a focusing mirror are respectively 116mm and 420mm, the height of the galvanometer welding head is adjusted to ensure that the focal point of laser falls on a workpiece, the swinging frequency is set to be 2857Hz, and the swinging amplitude is 0.7mm (the swinging shape is circular); step 3): a fiber laser is adopted, the core diameter is 100um, the welding power is 6200W, the welding speed is 200mm/s, and the defocusing amount is 0 mm; and 4) performing laser welding, and cutting the welded square tube according to the length of 2 m. Under the parameters, the front width of the welding seam is 1.38mm, and the back width is 0.79 mm. FIG. 4 is a schematic diagram of a material front weld according to an embodiment of the present application, as shown in FIG. 4, under which the weld width is 1.38mm, and no problem of weld leakage occurs, and the welding quality is good. FIG. 5 is a schematic diagram of a material back side weld according to an embodiment of the present application, as shown in FIG. 5, at which the weld width is 0.79mm, and no problem of weld leakage occurs, and the welding quality is good.
The above embodiments may also be applied in high speed welding scenarios of metal pipes (the metal plate may be but is not limited to 1.5mm thick stainless steel), and the welding step may include but is not limited to: step 1): preparing a stainless steel coiled material with the thickness of 1.5mm, and changing the stainless steel into an unsealed (laser welding is needed) round tube after passing through mechanical equipment, namely, laser splicing the stainless steel with the thickness of 1.5 mm; step 2): a galvanometer welding head is adopted, the focal lengths of a collimating mirror and a focusing mirror are respectively 116mm and 420mm, the height of the galvanometer welding head is adjusted to ensure that the focal point of laser falls on a workpiece, the swinging frequency is set to be 5000Hz, and the swinging amplitude is 0.5mm (the swinging shape is circular); step 3): a fiber laser is adopted, the core diameter is 100um, the welding power is 7000W, the welding speed is 250mm/s, the defocusing amount is 0mm, the shielding gas is Ar, and the flow is 20L/min; (protective gas is needed for welding stainless steel); and 4) performing laser welding, and cutting the welded round pipe according to the length of 1.2 m. Under the parameters, the front width of the welding seam is 1.15mm, and the back width is 0.62 mm.
From the above, the present solution has at least the following advantages: the method has the advantages that the welding line is wide in swing welding, fault tolerance is improved (during splicing, light spots are not easy to penetrate through gaps, assembly requirements are reduced, production efficiency is high, the characteristic that the vibrating mirror can swing at high frequency is fully utilized, namely the method utilizes 2000-5000 Hz (the frequency of a general swing welding head is not more than 300 Hz), the problem that the breadth of the vibrating mirror is small is effectively avoided, namely a laser and a vibrating lens do not move, and a splicing plate moves on a production line, the problem of laser welding of the splicing plate is solved, protective gas is convenient to add (a protective gas pipe can be fixed below the vibrating lens, the former method utilizes the vibrating mirror to weld a short welding line and is inconvenient to add protective gas, and the method is in production line operation, scanning welding of the vibrating mirror welding head is not needed, only high-frequency swing of the protective gas pipe is utilized, the swing is not more than 2mm, and the protective gas pipe is convenient to effectively protect a molten pool).
As an alternative embodiment, the controlling the welding beam to weld the initial welding material according to the swing parameter to obtain a target welding material includes:
controlling a light laser to emit the welding light beam to a welding head of a galvanometer;
controlling a galvanometer structure in the galvanometer welding head to swing according to the swing parameters;
and controlling the initial welding material to move at the welding speed to obtain the target welding material, wherein the position to be welded of the initial welding material is within the welding range of the galvanometer welding head.
Optionally, in this embodiment, the oscillation parameters are used to control the moving track of the light beam on the material, and the oscillation parameters may include, but are not limited to, the oscillation frequency and the oscillation amplitude of the galvanometer.
Through the steps, the vibrating mirror structure is controlled to swing according to the swing parameters, and the initial welding material is controlled to move at the welding speed, so that the light beam is welded according to the swing track when the welding material is welded, the width of a welding seam is improved through swing welding, and the welding quality of the material during high-speed welding is further improved.
As an alternative embodiment, the controlling the galvanometer structure in the galvanometer welding head to swing according to the swing parameter includes:
controlling the galvanometer structure to swing according to a target swing frequency, wherein the swing parameter comprises the target swing frequency, the target swing frequency is determined according to the welding speed, and the target swing frequency is positively correlated with the welding speed;
and controlling the galvanometer structure to swing according to a target swing amplitude, wherein the swing parameter comprises the target swing amplitude, and the target swing amplitude is determined according to the shape and the size of the welding shape of the swing welding.
Optionally, in this embodiment, the shape and size of the welding shape are matched with the gap width of the welding material, and the gap width of the welding material is different, and the welding shape and size are different.
Alternatively, in this embodiment, the wobble frequency is used to indicate the frequency of the back and forth movement of the welding beam across the gap to be welded of the welding material.
As an alternative embodiment, the determining a target weaving parameter of the weaving welding according to the gap width and the welding speed includes:
acquiring a welding shape matched with the gap width, wherein the welding shape is used for indicating a welding pattern formed by the swing welding on the initial welding material;
determining a shape dimension of the weld shape from the gap width and the welding speed, wherein the shape dimension includes a shape length and a shape width, the shape length indicating a dimension of the weld shape in a welding direction, the shape width indicating a dimension of the weld shape in the gap width direction, the shape width falling within the target width range;
determining a target swing frequency according to the shape length and the welding speed, and acquiring a target swing amplitude corresponding to the shape size, wherein the target swing parameters comprise: the target wobble frequency and the target wobble amplitude.
Alternatively, in the present embodiment, the welding shape may include, but is not limited to, a circle, a figure 8, a zigzag, and the like.
Alternatively, in the present embodiment, the shape width is used to indicate the width of the weld, and the shape width may be, but is not limited to, determined according to the gap width of the welding material, material thickness information, spot size, and the like.
Through the steps, the welding shape is determined according to the gap width, the shape and the size of the welding shape are determined according to the gap width and the welding speed, and then the light beam is controlled to weld according to the swing frequency and the swing service matched with the shape and the size, so that the welding speed of the material is guaranteed while the width and the quality of the welding line are guaranteed, and the welding quality is improved.
As an alternative embodiment, the determining a target weaving frequency from the shape length and the welding speed includes:
acquiring a target overlapping rate corresponding to the swing welding, wherein the target overlapping rate is used for indicating the overlapping area between two adjacent welding shapes;
calculating the target weaving frequency according to the target overlapping rate, the shape length and the welding speed, wherein the target weaving frequency is in negative correlation with the target overlapping rate and the shape length, and the target weaving frequency is in positive correlation with the welding speed.
Alternatively, in the present embodiment, the overlapping ratio may be, but is not limited to, determined according to the gap width and the shape size of the welding shape, and the welding quality is higher for the gap width and the welding size of the welding shape with a larger overlapping ratio.
Fig. 6 is a schematic view of an alternative welding shape according to an embodiment of the present application, as shown in fig. 6, the welding shape is a circular shape, and the beam moves forward along a circular path while welding, and a prototype welding track formed later during the movement of the welding track is pressed against a previously formed welding track to form an overlap of the tracks.
As an alternative embodiment, the calculating the target weaving frequency according to the target overlapping rate, the shape length and the welding speed includes:
determining the target wobble frequency f by the following formula:
wherein d is the shape length, p is the target overlap ratio, and v is the welding speed.
Alternatively, in this embodiment, the target weaving frequency is used to indicate the weaving speed of the light beam on both sides of the weld gap, and the weaving speed may be calculated according to the weaving frequency and the shape length, for example, the weaving speed w is determined by the following formula:
where d is the shape length and f is the target wobble frequency.
As an alternative embodiment, the obtaining the welding shape matched with the gap width includes:
determining that the weld shape is circular if the gap width is less than or equal to a width threshold;
determining that the weld shape is a right figure-8 shape if the gap width is greater than the width threshold.
Optionally, in this embodiment, the width threshold may be determined according to, but not limited to, a material property of the material, and a beam parameter of the welding beam, for example, the gap width is determined according to a reflection capability of the material to the beam, or the gap width may also be determined according to a thickness of the material, or the gap width may also be determined according to a spot size of the beam, which is not limited in this embodiment.
FIG. 7 is a schematic view of a welding trajectory of an alternative circular welding shape according to an embodiment of the present application, as shown in FIG. 7, in which the beam sweeps a relatively uniform area across the weld joint during welding, so that the weld joint is relatively uniform.
Fig. 8 is a schematic welding track diagram of an alternative 8-shaped welding shape according to an embodiment of the present application, and as shown in fig. 8, when welding is performed with the welding shape, the frequency of scanning the light beam at the position of the welding gap is relatively large, which is beneficial to welding materials with relatively large welding seams, and ensures the welding quality of the welding materials with gap widths larger than the width threshold value.
Through the above description of the embodiments, those skilled in the art can clearly understand that the method according to the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but the former is a better implementation mode in many cases. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, or a network device) to execute the method of the embodiments of the present application.
FIG. 9 is a block diagram of a welding apparatus for welding materials according to an embodiment of the present application; as shown in fig. 9, includes: an obtaining module 92, configured to obtain a gap width of a to-be-welded position of an initial welding material and a beam width of a welding beam, where the welding beam is used to weld the to-be-welded position of the initial welding material; a first determining module 94, configured to determine that the welding mode corresponding to the initial welding material is weaving welding when a width ratio of the beam width to the gap width is smaller than or equal to a target threshold and a welding speed corresponding to the initial welding material is higher than a speed threshold; a second determination module 96, configured to determine a target weaving parameter of the weaving welding according to the gap width and the welding speed; and the control module 98 is configured to control the welding beam to weld the initial welding material according to the swing parameter to obtain a target welding material, wherein a width of a weld formed on the target welding material falls within a target width range.
Through the embodiment, in the process of welding materials, the width ratio of the beam width to the material resolution is smaller than or equal to the target threshold, and the welding speed is higher than the speed threshold, the welding is carried out in a swing welding mode, so that the width of the welding seam during welding of the materials is increased, the target swing parameter during swing welding is determined according to the gap width between the materials and the welding speed, and further when the materials are welded according to the target swing parameter, the width of the welding seam can be ensured, and the welding quality of the welding seam can be ensured. By adopting the technical scheme, the problems of low welding quality and the like when materials are welded at high speed in the related technology are solved, and the technical effect of improving the welding quality when the materials are welded at high speed is realized.
Optionally, the control module includes: the first control unit is used for controlling the light laser to emit the welding light beam to the galvanometer welding head; the second control unit is used for controlling the vibrating mirror structure in the vibrating mirror welding head to swing according to the swing parameters; and the third control unit is used for controlling the initial welding material to move at the welding speed to obtain the target welding material, wherein the position to be welded of the initial welding material is within the welding range of the galvanometer welding head.
Optionally, the second control unit is configured to: controlling the galvanometer structure to swing according to a target swing frequency, wherein the swing parameter comprises the target swing frequency, the target swing frequency is determined according to the welding speed, and the target swing frequency is positively correlated with the welding speed; and controlling the galvanometer structure to swing according to a target swing amplitude, wherein the swing parameter comprises the target swing amplitude, and the target swing amplitude is determined according to the shape and the size of the welding shape of the swing welding.
Optionally, the second determining module includes: an acquisition unit configured to acquire a welding shape matching the gap width, wherein the welding shape is used to indicate a welding pattern formed by the weaving welding on the initial welding material; a first determination unit configured to determine a shape size of the welding shape based on the gap width and the welding speed, wherein the shape size includes a shape length indicating a size of the welding shape in a welding direction and a shape width indicating a size of the welding shape in the gap width direction, the shape width falling within the target width range; a second determining unit, configured to determine a target swing frequency according to the shape length and the welding speed, and obtain a target swing amplitude corresponding to the shape size, where the target swing parameter includes: the target wobble frequency and the target wobble amplitude.
Optionally, the second determining unit is configured to: acquiring a target overlapping rate corresponding to the swing welding, wherein the target overlapping rate is used for indicating the overlapping area between two adjacent welding shapes; calculating the target weaving frequency according to the target overlapping rate, the shape length and the welding speed, wherein the target weaving frequency is in negative correlation with the target overlapping rate and the shape length, and the target weaving frequency is in positive correlation with the welding speed.
Optionally, the second determining unit is configured to: determining the target wobble frequency f by the following formula:
wherein d is the shape length, p is the target overlap ratio, and v is the welding speed.
Optionally, the obtaining unit is configured to: determining that the weld shape is circular if the gap width is less than or equal to a width threshold; determining that the weld shape is a right figure-8 shape if the gap width is greater than the width threshold.
Embodiments of the present application further provide a storage medium including a stored program, where the program executes the method of any one of the above.
Alternatively, in the present embodiment, the storage medium may be configured to store program codes for performing the following steps: acquiring a gap width of a position to be welded of an initial welding material and a beam width of a welding beam, wherein the welding beam is used for welding the position to be welded of the initial welding material; determining that the welding mode corresponding to the initial welding material is swing welding under the condition that the width ratio of the beam width to the gap width is smaller than or equal to a target threshold and the welding speed corresponding to the initial welding material is higher than a speed threshold; determining a target swing parameter of the swing welding according to the gap width and the welding speed; and controlling the welding beam to weld the initial welding material according to the swing parameters to obtain a target welding material, wherein the width of a welding seam formed on the target welding material falls into a target width range.
Embodiments of the present application further provide an electronic device comprising a memory having a computer program stored therein and a processor configured to execute the computer program to perform the steps of any of the above method embodiments.
Optionally, the electronic apparatus may further include a transmission device and an input/output device, wherein the transmission device is connected to the processor, and the input/output device is connected to the processor.
Optionally, in this embodiment, the processor may be configured to execute the following steps by a computer program: acquiring a gap width of a position to be welded of an initial welding material and a beam width of a welding beam, wherein the welding beam is used for welding the position to be welded of the initial welding material; determining that the welding mode corresponding to the initial welding material is swing welding under the condition that the width ratio of the beam width to the gap width is smaller than or equal to a target threshold and the welding speed corresponding to the initial welding material is higher than a speed threshold; determining a target swing parameter of the swing welding according to the gap width and the welding speed; and controlling the welding beam to weld the initial welding material according to the swing parameters to obtain a target welding material, wherein the width of a welding seam formed on the target welding material falls into a target width range.
Optionally, in this embodiment, the storage medium may include, but is not limited to: various media capable of storing program codes, such as a usb disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic disk, or an optical disk.
Optionally, for a specific example in this embodiment, reference may be made to the examples described in the above embodiment and optional implementation, and this embodiment is not described herein again.
It will be apparent to those skilled in the art that the modules or steps of the present application described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present application is not limited to any specific combination of hardware and software.
The foregoing is only a preferred embodiment of the present application and it should be noted that, as will be apparent to those skilled in the art, numerous modifications and adaptations can be made without departing from the principles of the present application and such modifications and adaptations are intended to be considered within the scope of the present application.
Claims (10)
1. A method of welding a weld material, comprising:
acquiring a gap width of a position to be welded of an initial welding material and a beam width of a welding beam, wherein the welding beam is used for welding the position to be welded of the initial welding material;
determining that the welding mode corresponding to the initial welding material is swing welding under the condition that the width ratio of the beam width to the gap width is smaller than or equal to a target threshold and the welding speed corresponding to the initial welding material is higher than a speed threshold;
determining a target swing parameter of the swing welding according to the gap width and the welding speed;
and controlling the welding beam to weld the initial welding material according to the swing parameters to obtain a target welding material, wherein the width of a welding seam formed on the target welding material falls into a target width range.
2. The method of claim 1, wherein said controlling said welding beam to weld said initial weld material in accordance with said weaving parameters to obtain a target weld material comprises:
controlling a light laser to emit the welding light beam to a welding head of a galvanometer;
controlling a galvanometer structure in the galvanometer welding head to swing according to the swing parameters;
and controlling the initial welding material to move at the welding speed to obtain the target welding material, wherein the position to be welded of the initial welding material is within the welding range of the galvanometer welding head.
3. The method of claim 2, wherein said controlling a galvanometer structure in the galvanometer weld head to oscillate in accordance with the oscillation parameter comprises:
controlling the galvanometer structure to swing according to a target swing frequency, wherein the swing parameter comprises the target swing frequency, the target swing frequency is determined according to the welding speed, and the target swing frequency is positively correlated with the welding speed;
and controlling the galvanometer structure to swing according to a target swing amplitude, wherein the swing parameter comprises the target swing amplitude, and the target swing amplitude is determined according to the shape and the size of the welding shape of the swing welding.
4. The method of claim 1, wherein said determining a target weaving parameter for said weaving weld as a function of said gap width and said weld speed comprises:
acquiring a welding shape matched with the gap width, wherein the welding shape is used for indicating a welding pattern formed by the swing welding on the initial welding material;
determining a shape dimension of the weld shape from the gap width and the welding speed, wherein the shape dimension includes a shape length and a shape width, the shape length indicating a dimension of the weld shape in a welding direction, the shape width indicating a dimension of the weld shape in the gap width direction, the shape width falling within the target width range;
determining a target swing frequency according to the shape length and the welding speed, and acquiring a target swing amplitude corresponding to the shape size, wherein the target swing parameters comprise: the target wobble frequency and the target wobble amplitude.
5. The method of claim 4, wherein determining a target weaving frequency from the shape length and the welding speed comprises:
acquiring a target overlapping rate corresponding to the swing welding, wherein the target overlapping rate is used for indicating the overlapping area between two adjacent welding shapes;
calculating the target weaving frequency according to the target overlapping rate, the shape length and the welding speed, wherein the target weaving frequency is in negative correlation with the target overlapping rate and the shape length, and the target weaving frequency is in positive correlation with the welding speed.
6. The method of claim 5, wherein said calculating the target weaving frequency from the target overlap ratio, the shape length, and the welding speed comprises:
determining the target wobble frequency f by the following formula:
wherein d is the shape length, p is the target overlap ratio, and v is the welding speed.
7. The method of claim 4, wherein said obtaining a weld shape that matches the gap width comprises:
determining that the weld shape is circular if the gap width is less than or equal to a width threshold;
determining that the weld shape is a right figure-8 shape if the gap width is greater than the width threshold.
8. A welding device for welding materials, comprising:
the device comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring the gap width of a position to be welded of an initial welding material and the beam width of a welding beam, and the welding beam is used for welding the position to be welded of the initial welding material;
the first determining module is used for determining that the welding mode corresponding to the initial welding material is swing welding under the condition that the width ratio of the beam width to the gap width is smaller than or equal to a target threshold and the welding speed corresponding to the initial welding material is higher than a speed threshold;
the second determination module is used for determining a target swing parameter of the swing welding according to the gap width and the welding speed;
and the control module is used for controlling the welding beam to weld the initial welding material according to the swing parameters to obtain a target welding material, wherein the width of a welding seam formed on the target welding material falls into a target width range.
9. A computer-readable storage medium, comprising a stored program, wherein the program when executed performs the method of any of claims 1 to 7.
10. An electronic device comprising a memory and a processor, characterized in that the memory has stored therein a computer program, the processor being arranged to execute the method of any of claims 1 to 7 by means of the computer program.
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