阅读说明：本技术 焊接干伸长的调节方法及装置、焊机 (Welding dry elongation adjusting method and device and welding machine ) 是由 不公告发明人 于 2019-09-06 设计创作，主要内容包括：本发明公开了一种焊接干伸长的调节方法及装置、焊机,该焊接干伸长的调节方法包括步骤S31：获取在单位时间内作用于所述第一按键上的单击操作的操作次数,并根据单位时间内的所述单击操作的操作次数,计算干伸长的调节长度；S4：控制送丝机送丝或退丝所述干伸长的调节长度；S5：重复上述步骤,以调节至合适的干伸长。本发明能使焊机调节至合适的干伸长,且操作方便,大大提升了焊机的用户使用体验。(The invention discloses a method and a device for adjusting welding dry elongation and a welding machine, wherein the method for adjusting the welding dry elongation comprises the following steps of S31: acquiring the operation times of the clicking operation acting on the first key in unit time, and calculating the adjustment length of dry extension according to the operation times of the clicking operation in unit time; s4: controlling the adjustment length of the dry extension during wire feeding or wire withdrawing of a wire feeder; s5: the above steps are repeated to adjust to the appropriate dry elongation. The welding machine can be adjusted to a proper dry elongation, the operation is convenient, and the use experience of a user of the welding machine is greatly improved.)

1. The method for adjusting the welding dry elongation is characterized in that a first key is arranged on an operation panel of a welding machine or a handheld communication device of a welding robot, and the welding robot is in communication connection with the welding machine, and the method comprises the following steps:

s31: acquiring the operation times of the clicking operation acting on the first key in unit time, and determining the adjustment length of dry extension according to the operation times of the clicking operation in unit time;

S4: controlling the adjustment length of the dry extension during wire feeding or wire withdrawing of a wire feeder;

s5: the above steps are repeated to adjust to the appropriate dry elongation.

2. The method according to claim 1, wherein the determining of the adjustment length of the dry elongation according to the number of times of the single-click operation per unit time is specifically:

Adjusting the wire feeding speed according to the operation times;

And determining the adjustment length of dry extension according to the adjusted filament running speed.

3. the method according to claim 2, wherein the adjusting of the wire travelling speed according to the number of operations is specifically:

The current wire-moving speed or the preset wire-moving speed V₀Decreasing n-1 times to obtain V₁、V₂、···V_n-1；

Correspondingly, the speed of the i-th operation is V_i-1；

wherein n is the operation frequency of the single click operation in unit time, and n is more than or equal to i and more than or equal to 1.

4. The method of claim 3, wherein:

Adjustment length of said dry extension

Wherein, T_iThe operation time length of the i-th click operation.

5. The method according to claim 1, wherein before the obtaining the number of operations of the first operation acting on the first key in a unit time, further comprising the steps of:

S1: detecting a first operation acting on the first key;

S2: judging whether the first operation is a single-click operation or a long-press operation;

If the operation is a single-click operation, executing step S31;

If the operation is the long press operation, step S32 is executed.

6. The method according to claim 5, wherein the determining whether the first operation is a single-click operation or a long-press operation is specifically:

judging whether the operation duration of the first operation is smaller than a preset time threshold, if so, judging to be a single click operation, and if not, judging to be a long press operation.

7. the method according to claim 5, wherein a second button is further provided on the operation panel of the welding machine or the handheld communication device of the welding robot, and the step S32 is specifically as follows:

pressing the first key for a long time, and detecting a second operation acting on a second key at the same time;

Acquiring the operation speed of the second operation;

Determining an adjustment length of dry elongation based on the operating speed of the second operation.

8. Method according to claim 7, characterized in that said determining, according to said second operating speed, the adjustment length of the dry elongation is in particular:

determining the variation of the wire moving speed according to the operation speed of the second operation and the corresponding relation between the operation speed and the variation of the wire moving speed;

Determining the changed wire moving speed according to the wire moving speed variation;

And determining the adjustment length of the dry elongation according to the changed wire moving speed and the duration of the changed wire moving speed.

9. The method according to claim 8, wherein the operation speed and the variation of the wire moving speed are related by:

Dividing a speed range of an operation speed of the second operation into a plurality of levels;

Each grade corresponds to different wire moving speed variation.

10. The method according to any one of claims 1 to 8, characterized in that the method further comprises step S0: when the dry elongation adjustment is needed, the dry elongation adjustment state is entered, and after the dry elongation adjustment state is entered, the subsequent steps are executed.

11. The method according to claim 10, further comprising, after step S5:

and exiting the dry elongation adjustment state and returning to the welding parameters before dry elongation adjustment.

12. An adjustment device for the dry elongation of a weld, comprising:

The acquisition module is used for acquiring the operation times of the single-click operation acting on the first key in unit time;

the processing module is used for determining the adjustment length of the dry elongation according to the operation times of the single-click operation in unit time; and further controlling the wire feeder to feed or withdraw the wire to the dry elongation adjusting length, and repeating the steps to adjust the dry elongation to be proper.

13. A welding machine comprising an adjustment device for the dry elongation of the weld according to claim 12.

14. A computer-readable storage medium having computer-executable instructions stored thereon for causing a computer to perform the method of adjusting weld dry elongation of any one of claims 1 to 11.

15. A computing device, comprising:

A memory: for storing program instructions;

A processor: program instructions for invoking the program stored in the memory to execute the method for adjusting the weld dry elongation according to any one of claims 1 to 11 according to the obtained program.

Technical Field

The invention relates to the technical field of welding machines, in particular to a welding dry elongation adjusting method and device and a welding machine.

Background

With the development of welding technology, people have higher and higher requirements on automation of welding, and automatic welding devices such as robots and special machines appear. The welding wire is extended out of the welding gun by a length, namely dry extension, and the welding wire is easy to burst from the root if the dry extension is too long, so that the welding process is unstable and the welding quality is influenced; if the dry elongation is too short, the conductive nozzle is easy to block, and the gas protection effect and the welding quality are affected, so that the guarantee of the proper dry elongation in the welding process is particularly important.

Disclosure of Invention

The invention aims to provide a method and a device for adjusting the welding dry elongation and a welding machine, which are used for adjusting the welding dry elongation to a proper length.

A first object of the present invention is to provide a method for adjusting welding dry elongation, a first button is provided on an operation panel of a welding machine or on a handheld communication device of a welding robot, the welding robot is in communication connection with the welding machine, the method comprises:

s31: acquiring the operation times of the clicking operation acting on the first key in unit time, and determining the adjustment length of dry extension according to the operation times of the clicking operation in unit time;

s4: controlling the adjustment length of the dry extension during wire feeding or wire withdrawing of a wire feeder;

S5: the above steps are repeated to adjust to the appropriate dry elongation.

Further, the determining the adjustment length of the dry extension according to the operation times of the clicking operation in the unit time specifically includes: adjusting the wire feeding speed according to the operation times; and determining the adjustment length of dry extension according to the adjusted filament running speed.

Further, the adjusting the wire moving speed according to the operation times specifically comprises: reducing the current wire traveling speed or the preset wire traveling speed V0 for n-1 times to obtain V1, V2 and (V · Vn-1) in sequence; correspondingly, the speed of the ith operation is Vi-1; wherein n is the operation frequency of the single click operation in unit time, and n is more than or equal to i and more than or equal to 1.

further, the adjustment length of the dry elongationWhere Ti is an operation time period of the ith click operation.

further, before the obtaining the number of times of the first operation acting on the first key in the unit time, the method further includes the steps of: s1: detecting a first operation acting on the first key; s2: judging whether the first operation is a single-click operation or a long-press operation; if the operation is a single-click operation, executing step S31; if the operation is the long press operation, step S32 is executed.

further, the determining whether the first operation is a single-click operation or a long-press operation specifically includes: judging whether the operation duration of the first operation is smaller than a preset time threshold, if so, judging to be a single click operation, and if not, judging to be a long press operation.

Further, a second button is further disposed on the operation panel of the welding machine or the handheld communication device of the welding robot, and the step S32 is specifically: pressing the first key for a long time, and detecting a second operation acting on a second key at the same time; acquiring the operation speed of the second operation; determining an adjustment length of dry elongation based on the operating speed of the second operation.

further, the determining, according to the second operating speed, the adjustment length of the dry elongation specifically is: determining the variation of the wire moving speed according to the operation speed of the second operation and the corresponding relation between the operation speed and the variation of the wire moving speed; calculating the changed wire moving speed according to the wire moving speed variation; and calculating the adjustment length of dry elongation according to the changed wire moving speed and the duration of the changed wire moving speed.

Further, the corresponding relation between the operation speed and the variation of the wire moving speed is as follows: dividing a speed range of an operation speed of the second operation into a plurality of levels; each grade corresponds to different wire moving speed variation.

Further, the method further includes step S0: when the dry elongation adjustment is needed, the dry elongation adjustment state is entered, and after the dry elongation adjustment state is entered, the subsequent steps are executed.

Further, after step S5, the method further includes: and exiting the dry elongation adjustment state and returning to the welding parameters before dry elongation adjustment.

A second object of the present invention is to provide a welding dry elongation adjusting device, comprising:

The acquisition module is used for acquiring the operation times of the single-click operation acting on the first key in unit time;

The processing module is used for calculating the adjustment length of the dry elongation according to the operation times of the single-click operation in unit time; and controlling the wire feeder to feed or withdraw the wire to the dry elongation adjusting length, and repeating the steps to adjust the dry elongation to be proper.

A third object of the present invention is to provide a welding machine comprising the above mentioned adjustment device of the welding dry elongation.

a fourth object of the present invention is to provide a computer-readable storage medium storing computer-executable instructions for causing the computer to execute the above-mentioned welding dry elongation adjusting method.

It is a fifth object of the present invention to provide a computing device comprising: a memory: for storing program instructions; a processor: and the program instructions are used for calling the program instructions stored in the memory and executing the welding dry elongation adjusting method according to the obtained program.

According to the adjusting method and device for the dry extension of welding, the welding machine, the storage medium and the computing equipment, provided by the embodiment of the invention, the adjusting length of the dry extension can be determined according to the operation times of the single-click operation acting on the first key in unit time, the wire feeder is further controlled to work, if a plurality of extensions are too long, the wire feeder is controlled to withdraw the wire, the adjusting length of the dry extension is controlled, and if a plurality of extensions are too short, the wire feeder is controlled to feed the wire, the adjusting length of the dry extension is controlled, so that the dry extension is adjusted to a proper length; according to the technical scheme of the embodiment of the invention, the operator of the welding machine can finish the dry elongation adjustment by operating the first key on the welding machine or the handheld device of the welding robot, so that the use experience of the user of the welding machine is greatly improved.

for a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.

drawings

FIG. 1 is a schematic flow diagram of the method of adjusting weld dry elongation of the present invention;

FIG. 2 is a schematic flow diagram of the method of adjusting weld dry elongation of the present invention;

FIG. 3 is a schematic flow diagram of the method of adjusting weld dry elongation of the present invention;

fig. 4 is a schematic structural view of an adjusting device for welding dry elongation of the present invention.

Detailed Description

In order to better illustrate the invention, the invention is described in further detail below with reference to the accompanying drawings.