Welding robot for teaching

Abstract

The utility model discloses a welding robot for teaching, which is characterized in that a clamp module is arranged on one side of an operation table, and a workpiece to be welded is placed on the operation table by the clamp module; the welding robot is arranged on the other side of the operation table and comprises a mechanical arm and a welding gun fixed to the mechanical arm, and the mechanical arm is used for driving the welding gun to move and conduct welding; the demonstrator is arranged on the support on one side of the welding robot, is connected with the welding robot and is used for personnel to set robot simulation welding parameters, and the welding robot completes virtual welding actions on a workpiece to be welded according to the robot simulation welding parameters; the camera module is arranged at the tail end, close to the welding gun, of the mechanical arm. The control module is electrically connected with the operation table, the welding robot, the demonstrator, the camera module and the clamp module. Through the mode of combining virtual welding simulation and actual welding operation, the welding process is preset and simulated, and a solution is provided for welding teaching and skill training.

Description

TECHNICAL FIELD

[0001] The utility model relates to teaching equipment technical field especially a teaching welding robot. BACKGROUND

[0002] Robot welding has the advantages of improving productivity, ensuring welding quality, reducing labor intensity, etc., so more and more factories have begun to use robots to complete welding. Therefore, developing robot welding teaching will become a development trend. Various types of industrial robots have been widely used in welding and other fields. In order to achieve good welding quality, system training is needed for operators. At present, the teaching and training of operators need to be operated on industrial robots, but this way needs to buy a large number of industrial robots, and needs to use real materials to operate, which makes the cost too high, and it is impossible to have an industrial robot for each person. At the same time, when operating on industrial robots, the operator is still in the stage of unskilled operation, so safety accidents are easy to occur, and the robot is easy to be damaged, thus leading to poor training effect of welding operators, and after simulating the work of the welding robot, the improper operation in the actual welding process cannot be repeatedly observed, which is not conducive to the timely correction of errors by students.

[0003] In view of the above problems, a teaching welding robot is provided. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the above technical problems, the utility model provides a teaching welding robot.

[0005] The technical scheme of the utility model is as follows:

[0006] A teaching welding robot comprises:

[0007] An operation table is provided with a clamp module on one side, which places the workpiece to be welded on the operation table;

[0008] A welding robot is arranged on the other side of the operation table, which comprises a mechanical arm and a welding gun fixed on the mechanical arm, and the mechanical arm is used to drive the welding gun to move and weld;

[0009] A teaching pendant is arranged on a support on one side of the welding robot and connected to the welding robot, which is used for setting robot simulation welding parameters by personnel, and the welding robot completes virtual welding action on the workpiece to be welded according to the robot simulation welding parameters, so as to complete the simulation welding operation for the workpiece to be welded;

[0010] A camera module is arranged at the end of the mechanical arm close to the welding gun.

[0011] The control module is electrically connected with an operation table, the welding robot, a teach pendant, the camera module and a clamp module.

[0012] Further, a display electrically connected with the control module is connected with the camera module, and is used to display a virtual welding process when the welding robot performs virtual welding.

[0013] Further, a welding head replacement interface is arranged between the mechanical arm and the welding gun.

[0014] Further, the teach pendant is connected with the welding robot in a wired or wireless mode.

[0015] Compared with the prior art, the welding robot has the following beneficial effects:

[0016] (1) Through the simulation welding function of the teach pendant, an operator can verify the welding program without consuming actual materials, and teachers or students can set and simulate welding parameters and processes in a safe environment, so as to reduce the welding failure rate and material waste caused by programming errors.

[0017] (2) The combination of the camera module and the display can display the simulation welding process and the actual welding process in real time, and the recorded welding tutorial video can be used as a learning resource for students to watch and learn repeatedly, so that teachers or automatic evaluation systems can monitor and evaluate the welding skills of students, errors can be found and corrected in time, the understanding and memory of the welding skills can be deepened, and the teaching effect can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 Fig. 1 is a structural schematic view of a welding robot for teaching;

[0019] Fig. 2 Fig. 3 is a structural block diagram of the welding robot.

[0020] Marked in the figure: 1, welding robot; 101, mechanical arm; 102, welding gun; 2, operation table; 3, camera module; 4, support; 5, display; 6, teach pendant; 7, welding workpiece; 8, control module; 9, clamp module. DETAILED DESCRIPTION

[0021] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0022] As shown in the figure, Figs. 1-2 A teaching welding robot comprises:

[0023] An operation table 2, one side of the operation table 2 is provided with a clamp module 9, the clamp module 9 places a workpiece to be welded 7 on the operation table 2;

[0024] A welding robot 1, the welding robot 1 is arranged on the other side of the operation table 2, the welding robot 1 comprises a mechanical arm 101 and a welding torch 102 fixed on the mechanical arm 101, the mechanical arm 101 is used to drive the welding torch 102 to move and weld;

[0025] A teacher 6, the teacher 6 is arranged on a support 4 on one side of the welding robot 1, and is connected with the welding robot 1, for setting robot simulation welding parameters by personnel, the welding robot 1 completes virtual welding action on the workpiece to be welded 7 according to the robot simulation welding parameters, so as to complete the simulation welding operation for the workpiece to be welded 7;

[0026] A camera module 3, the camera module 3 is arranged at the end of the mechanical arm 101 close to the welding torch 102;

[0027] Further comprising a control module 8, the control module 8 is electrically connected with the operation table 2, the welding robot 1, the teacher 6, the camera module 3 and the clamp module 9.

[0028] Preferably, further comprising a display 5 electrically connected with the control module 8, connected with the camera module 3, for displaying the virtual welding process when the welding robot 1 performs virtual welding, realizing real-time display of the welding process, parameter setting and welding tutorial video, having the function of recycling, facilitating students to watch repeatedly and correcting errors in time.

[0029] Preferably, a welding head replacement interface is arranged between the mechanical arm 101 and the welding torch 102, different forms of welding nozzles or welding heads can be quickly replaced according to the requirements of welding shape (such as straight weld, curved weld or special angle weld), so as to adapt to different requirements of welding mode, achieve the best welding effect and efficiency.

[0030] Preferably, the demonstrator 6 is connected to the welding robot 1 through wired or wireless means, allowing the operator to edit programs, plan paths, and adjust welding parameters from a safe distance, facilitating teaching and practical exercises.

[0031] The working principle of the utility model:

[0032] The utility model discloses a welding robot 1, demonstrator 6, camera module 3 and display 5 form, they pass through wired or wireless means and carry out data transmission and the exchange of control instruction. Welding robot 1 as core execution unit, receive the instruction from demonstrator 6 and carry out corresponding welding action. Demonstrator 6 allows operating personnel to set up robot simulation welding parameters, such as welding speed welding current, voltage, welding path etc. These parameters are sent to welding robot 1, fixture module 9 will place the workpiece to be welded 7 on operating platform 2 according to setting to carry out virtual welding action, instead of real welding process, to this carries out simulation teaching and parameter check. Camera module 3 is installed at the junction of the mechanical arm 101 and the welding torch 102, during welding, camera module 3 can capture the real-time picture of the welding process in real time under the drive of the mechanical arm 101 and the welding torch 102. Through the configuration display 5, these pictures will be displayed on the screen in real time for students and teachers to observe and analyze, helping to understand the welding process and effect.

[0033] The working process of the utility model:

[0034] S1. Preparation stage: through fixture module 9, place the workpiece to be welded 7 on operating platform 2, and select suitable welding mode through demonstrator 6, set initial welding parameters (such as welding speed, current, voltage etc.). At the same time, check and confirm that camera module 3 and display 5 are working normally.

[0035] S2. Virtual welding simulation: start welding robot 1, according to the robot simulation welding parameters in demonstrator 6, the mechanical arm 101 of welding robot 1 drives welding torch 102 to carry out virtual welding action above the workpiece to be welded 7 on operating platform 2. At this time, camera module 3 also captures the real-time picture of the welding process under the drive of the mechanical arm 101 and the welding torch 102, and displays it to the students through display 5.

[0036] S3. Observation and analysis: capture the real-time image or three-dimensional profile of the weld through camera module 3, these image data can be transmitted to control module 8 for further processing and analysis. Control module 8 can use image processing algorithms to identify the shape, size, surface quality and other characteristics of the weld, and preliminarily evaluate whether the welding path and welding effect of the welded workpiece meet the expectations. It can also adjust welding parameters or path planning through demonstrator 6, and carry out multiple simulations to optimize welding effect.

[0037] S4. Actual welding preparation: when the virtual welding simulation achieves the expected effect, the actual welding operation can be prepared. At this time, according to the specific needs of the workpiece to be welded, the appropriate welding head or nozzle can be quickly replaced through the welding head replacement interface.

[0038] S5. Actual operation practice: after confirming that all settings are correct, start the welding robot 1 to perform the actual welding operation. During the entire process, the camera module 3 and the display 5 can still continue to work, recording the actual welding process for subsequent analysis and learning.

[0039] Compared with the prior art, the beneficial effects of the utility model are:

[0040] (1) Through the simulation welding function of the demonstrator, the operator can verify the welding program without consuming actual materials, allowing teachers or students to pre-set and simulate welding parameters and processes in a safe environment, thereby reducing the welding failure rate and material waste caused by programming errors.

[0041] (2) The combination of the camera module and the display can display the simulation welding process and the actual welding process in real time, and the recorded welding tutorial video can be used as a learning resource for students to watch and learn repeatedly. It is convenient for teachers or automatic evaluation systems to monitor and evaluate the welding skills of students, which can timely find and correct errors, deepen the understanding and memory of welding skills, and improve the teaching effect.

[0042] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model.

Claims

1. A teaching welding robot characterized by comprising: The utility model relates to a welding simulation system, which comprises: an operation table, one side of which is provided with a clamp module, which places a workpiece to be welded on the operation table; a welding robot, which is arranged on the other side of the operation table and comprises a mechanical arm and a welding torch fixed on the mechanical arm, the mechanical arm being used to drive the welding torch to move and perform welding; a teach pendant, which is arranged on a support on one side of the welding robot and is connected to the welding robot, and is used for a person to set robot simulation welding parameters, the welding robot performing virtual welding on the workpiece to be welded according to the robot simulation welding parameters, thus completing simulation welding operation for the workpiece to be welded; a camera module, which is arranged at the end of the mechanical arm close to the welding torch; a control module, which is electrically connected to the operation table, the welding robot, the teach pendant, the camera module and the clamp module.

2. The teaching welding robot according to claim 1, characterized in that: a display, which is electrically connected to the control module and is connected to the camera module, and is used to display the virtual welding process when the welding robot performs virtual welding.

3. The teaching welding robot according to claim 1, characterized in that: A welding head replacement interface is arranged between the mechanical arm and the welding torch.

4. The teaching welding robot according to claim 1, characterized by: The teach pendant is connected to the welding robot in a wired or wireless manner.

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