Automatic welding device

Abstract

The utility model provides an automatic welding device which comprises a machine frame, a first welding mechanism, a second welding mechanism, a welding robot and an operation screen, the machine frame is provided with a first welding position and a second welding position, the first welding mechanism is arranged on the machine frame, and the second welding mechanism is arranged on the machine frame. The first welding mechanism is arranged on the rack and used for welding parts on the first welding position, the second welding mechanism is arranged on the rack and used for welding parts on the second welding position, and the welding robot is arranged on the rack and used for welding parts on the second welding position. The welding robot is located between the first welding position and the second welding position, the welding robot conducts welding on the first welding position or the second welding position through automatic filling, the operation screen is arranged on the rack and connected with the welding robot, and the operation screen is arranged on the rack and connected with the welding robot. The automatic welding device has the advantages that the production efficiency is improved, the labor cost is reduced, and the consistency of product quality is improved through robot welding.

Description

Technical Field

[0001] The utility model relates to the field of welding equipment, in particular to an automatic welding device. Background Art

[0002] With the continuous advancement of science and technology in my country, automation, intelligence, and digitalization have become the driving forces of corporate development. Following this trend in intelligent manufacturing, our company has increased its R&D investment, gradually implementing automation around key processes, with the ultimate goal of achieving fully automated and intelligent production lines. Our company's mainstream products involve multiple welding steps in their process flow. Due to the large number of product models, manual argon arc welding is currently the primary welding method. During the welding process between flanges and protective tubes, manual welding is currently used due to the varying thickness, outer diameter, and opening size of the flanges, and the varying outer diameters and lengths of the protective tubes. This method presents challenges such as low efficiency, long processing times, and poor quality consistency. Utility Model Content

[0003] In view of the above-mentioned shortcomings of the prior art, the purpose of the present invention is to provide an automatic welding device to solve the technical problems of the manual welding method used in the prior art, which has low efficiency, long time and poor quality consistency.

[0004] To achieve the above-mentioned and other related purposes, the present invention provides an automatic welding device, comprising:

[0005] A frame, wherein the frame is provided with a first welding position and a second welding position;

[0006] a first welding mechanism, the first welding mechanism being arranged on the frame and being used for welding parts on the first welding position;

[0007] a second welding mechanism, the second welding mechanism being arranged on the frame and being used for welding parts on the second welding position;

[0008] A welding robot, the welding robot being arranged on the frame and being located between the first welding position and the second welding position, and the welding robot welding the first welding position or the second welding position by automatic filling;

[0009] An operation screen is provided on the frame, the operation screen is connected to the welding robot, and the operation screen is used to input welding parameters.

[0010] The advantages of adopting the above technical solution are that it can improve production efficiency, reduce labor costs and improve product quality consistency through robot welding.

[0011] Optionally, the first welding mechanism includes a base, a lifting cylinder, a first rotary positioner, a first clamping mechanism and a protective tube. The base is arranged on the frame, the lifting cylinder is arranged on the base, and the protective tube is vertically arranged at the movable end of the lifting cylinder. The movable end of the lifting cylinder is also provided with a first rotary positioner and a first clamping mechanism. The first rotary positioner is used to adjust the position of parts on the protective tube, and the first clamping mechanism is used to clamp the parts on the protective tube.

[0012] Optionally, the first welding mechanism also includes a mounting column, a servo guide rail, an end centering cylinder and a driving device, the mounting column is vertically arranged on the base, the servo guide rail is arranged along the length direction of the mounting column, the end centering cylinder is movably arranged on the servo guide rail, and the driving device is used to drive the end centering cylinder to move on the servo guide rail.

[0013] Optionally, the first welding mechanism further includes a sensing mechanism, which is provided on the end centering cylinder and is used to sense the length of the protective tube.

[0014] Optionally, a rotating cylinder and a laser ranging mechanism are further provided on the base. The laser ranging mechanism is arranged at the movable end of the rotating cylinder. The rotating cylinder is used to drive the laser ranging mechanism to a measuring position.

[0015] Optionally, the second welding mechanism includes a fixed seat, a second rotary positioner and a second clamping mechanism, the second rotary positioner and the second clamping mechanism are connected, and the second rotary positioner and the second clamping mechanism are rotatably arranged on the fixed seat through a rotating shaft.

[0016] Optionally, the second welding mechanism further includes an adjusting device, and the adjusting device is used to drive the rotating shaft to rotate.

[0017] Optionally, a first safety grating and a second safety grating are further provided on the frame, wherein the first safety grating is close to the first welding position, and the second safety grating is close to the second welding position.

[0018] Optionally, a safety fence is further provided around the first welding mechanism and the second welding mechanism.

[0019] Optionally, an inspection door is also provided on the safety fence.

[0020] As described above, the automatic welding device of the present invention has the following beneficial effects: improving production efficiency, reducing labor costs, and improving product quality consistency through robot welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1Shown is a schematic structural diagram of a first perspective of an embodiment of the present invention;

[0022] Figure 2 Shown is a schematic structural diagram of a second viewing angle in one embodiment of the present invention;

[0023] Figure 3 Shown is a schematic structural diagram of a first welding mechanism in one embodiment of the present utility model;

[0024] Figure 4 Shown is a structural schematic diagram of the second welding mechanism in one embodiment of the present utility model.

[0025] Part Number Description

[0026] 1 First welding position

[0027] 2 Second welding position

[0028] 3. Welding Robot

[0029] 4 Electric control cabinet

[0030] 5. First safety light curtain

[0031] 6 Second safety light grid

[0032] 7 Operation screen

[0033] 8 Access door

[0034] 9 slots

[0035] 10 Safety Fence

[0036] 11 Power Box

[0037] 12 Lifting Cylinder

[0038] 13. First rotary positioner

[0039] 14. First clamping mechanism

[0040] 15 Rotary Cylinder

[0041] 16 Laser ranging mechanism

[0042] 17 Servo rails

[0043] 18 End centering cylinder

[0044] 19 Sensing mechanism

[0045] 20 Drive unit

[0046] 21 Second rotary positioner

[0047] 22 Second clamping mechanism

[0048] 23 Adjustment device DETAILED DESCRIPTION

[0049] The following describes the embodiments of the present invention through specific examples. Those skilled in the art will readily understand the other advantages and benefits of the present invention from the disclosure herein. The present invention may also be implemented or applied through various other specific embodiments, and the details in this specification may be modified or altered based on different perspectives and applications without departing from the spirit of the present invention.

[0050] See also Figures 1 to 4 . It should be noted that the illustrations provided in this embodiment only illustrate the basic concept of the present invention in a schematic manner. The illustrations only show the components related to the present invention rather than being drawn according to the number, shape and size of the components during actual implementation. During implementation, the type, quantity and proportion of each component can be changed at will, and the component layout may also be more complex. The structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read. They are not used to limit the conditions under which the present invention can be implemented, so they have no technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in the present invention without affecting the efficacy and purpose that can be achieved by the present invention. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description and are not used to limit the scope of implementation of the present invention. Changes or adjustments to their relative relationships should also be regarded as the scope of implementation of the present invention without substantially changing the technical content.

[0051] See Figures 1 to 4 As shown, the utility model provides an automatic welding device, comprising:

[0052] A frame, wherein the frame is provided with a first welding position 1 and a second welding position 2;

[0053] A first welding mechanism, which is disposed on the frame and is used to weld parts on the first welding position 1;

[0054] a second welding mechanism, the second welding mechanism being arranged on the frame and being used for welding the parts on the second welding position 2;

[0055] A welding robot 3 is provided on the frame and is located between the first welding position 1 and the second welding position 2. The welding robot 3 welds the first welding position 1 or the second welding position 2 by automatically filling the welding position;

[0056] An operation screen 7 is provided on the frame, the operation screen 7 is connected to the welding robot 3, and the operation screen 7 is used to input welding parameters.

[0057] In one embodiment, the welding robot 3 is also provided with a parts thickness detection device.

[0058] Exemplarily, the first welding mechanism includes a base, a lifting cylinder 12, a first rotary positioner 13, a first clamping mechanism 14 and a protective tube. The base is arranged on the frame, the lifting cylinder 12 is arranged on the base, and the protective tube is vertically arranged at the movable end of the lifting cylinder 12. The movable end of the lifting cylinder 12 is also provided with a first rotary positioner 13 and a first clamping mechanism 14. The first rotary positioner 13 is used to adjust the position of parts on the protective tube, and the first clamping mechanism 14 is used to clamp the parts on the protective tube.

[0059] Exemplarily, the first welding mechanism also includes a mounting column, a servo guide rail 17, an end centering cylinder 18 and a driving device 20, wherein the mounting column is vertically arranged on the base, the servo guide rail 17 is arranged along the length direction of the mounting column, the end centering cylinder 18 is movably arranged on the servo guide rail 17, and the driving device 20 is used to drive the end centering cylinder 18 to move on the servo guide rail 17.

[0060] It should also be noted that when in use, the parts are placed on the protective tube, the lifting cylinder 12 is used to lift the height of the protective tube, the first rotary positioner 13 is used to adjust the position, and the first clamping mechanism 14 clamps the parts on the protective tube. At the same time, the end centering cylinder 18 above the part is driven by the driving device 20 to approach the end of the protective tube. The end centering cylinder 18 is equipped with double bearings to clamp the end of the protective tube to control the concentricity of the end of the protective tube and the part.

[0061] Exemplarily, the first welding mechanism further includes a sensing mechanism 19 , which is disposed on the end centering cylinder 18 , and is used to sense the length of the protective tube.

[0062] It should also be noted that when the end centering cylinder 18 approaches the end of the protection tube, the end centering cylinder 18 stops moving when the sensing mechanism 19 senses the protection tube.

[0063] Exemplarily, a rotary cylinder 15 and a laser distance measuring mechanism 16 are further provided on the base. The laser distance measuring mechanism 16 is provided at the movable end of the rotary cylinder 15 , and the rotary cylinder 15 is used to drive the laser distance measuring mechanism 16 to a measuring position.

[0064] It should also be noted that after the part is placed on the protective tube, the laser distance measuring mechanism 16 is driven by the rotating cylinder 15 to approach the part to measure the position of the part.

[0065] Exemplarily, the second welding mechanism includes a fixed seat, a second rotary positioner 21 and a second clamping mechanism 22, the second rotary positioner 21 and the second clamping mechanism 22 are connected, and the second rotary positioner 21 and the second clamping mechanism 22 are rotatably arranged on the fixed seat through a rotating axis.

[0066] It should also be noted that the second rotary positioner 21 is used to adjust the position, and the second clamping mechanism 22 is used to clamp the two joints to ensure stability during the welding process.

[0067] Exemplarily, the second welding mechanism further includes an adjusting device 23, and the adjusting device 23 is used to drive the rotating shaft to rotate.

[0068] It should also be noted that the adjusting device 23 is a rotary motor, which is used to drive the rotating shaft to rotate, so that after the second clamping mechanism 22 completes clamping the part, the adjusting device 23 can adjust the part from a horizontal state to a vertical or inclined state.

[0069] Exemplarily, a first safety grating 5 and a second safety grating 6 are further provided on the frame. The first safety grating 5 is close to the first welding position 1 , and the second safety grating 6 is close to the second welding position 2 .

[0070] It should also be noted that the first safety grating 5 and the second safety grating 6 are provided to shield the welding part during the welding process to prevent the strong light and sparks during the welding process from affecting the operator.

[0071] Exemplarily, a wire trough 9 is further provided on the frame, and a safety fence 10 is further provided around the first welding mechanism and the second welding mechanism, wherein the wire trough 9 is used for installing lines of the first welding mechanism, the second welding mechanism and the welding robot 3.

[0072] It should also be noted that the cable trough 9 provides a fixed path for cables and wires, making the wiring process faster and more efficient. Workers can easily lay cables along the cable trough 9 without worrying about the lines being disorganized or interfering with each other.

[0073] Exemplarily, an inspection door 8 is further provided on the safety fence 10 .

[0074] It should also be noted that the purpose of providing the inspection door 8 is to facilitate operators to repair and maintain the first welding mechanism, the second welding mechanism and the welding robot 3.

[0075] In one embodiment, an electrical control cabinet 4 is also installed on the rack. The purpose of the electrical control cabinet 4 is to assume the important responsibilities of power distribution and protection. It can rationally distribute the input electrical energy to various load locations, including key components such as the display screen. Furthermore, in the event of abnormal conditions such as short circuits, overloads, or leakage, the electrical control cabinet can quickly cut off the power supply to protect the safety of equipment and personnel.

[0076] In one embodiment, a power box 11 is further provided on the frame to provide power to the first welding mechanism, the second welding mechanism and the welding robot 3 .

[0077] In summary, the automatic welding device of the present invention is adopted to improve production efficiency, reduce labor costs and improve product quality consistency through robot welding.

[0078] The above embodiments are merely illustrative of the principles and effects of the present invention and are not intended to limit the present invention. Anyone skilled in the art may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by one of ordinary skill in the art without departing from the spirit and technical principles disclosed in the present invention are intended to be covered by the claims of the present invention.

Claims

1. An automatic welding device, characterized in that: include: A frame, wherein the frame is provided with a first welding position (1) and a second welding position (2); A first welding mechanism, the first welding mechanism being arranged on the frame and being used for welding parts on the first welding position (1); a second welding mechanism, the second welding mechanism being arranged on the frame and being used for welding parts on the second welding position (2); a welding robot (3), the welding robot (3) being arranged on the frame, the welding robot (3) being located between the first welding position (1) and the second welding position (2), the welding robot (3) performing welding on the first welding position (1) or the second welding position (2) by automatic filling; An operating screen (7) is provided on the frame, the operating screen (7) is connected to the welding robot (3), and the operating screen (7) is used to input welding parameters.

2. The automatic welding device according to claim 1, characterized in that: The first welding mechanism comprises a base, a lifting cylinder (12), a first rotary positioner (13), a first clamping mechanism (14) and a protective tube. The base is arranged on the frame, the lifting cylinder (12) is arranged on the base, and the protective tube is vertically arranged at the movable end of the lifting cylinder (12). The movable end of the lifting cylinder (12) is also provided with a first rotary positioner (13) and a first clamping mechanism (14). The first rotary positioner (13) is used to adjust the position of parts on the protective tube, and the first clamping mechanism (14) is used to clamp the parts on the protective tube.

3. The automatic welding device according to claim 2, characterized in that: The first welding mechanism further comprises a mounting column, a servo guide rail (17), an end centering cylinder (18) and a driving device (20); the mounting column is vertically arranged on the base; the servo guide rail (17) is arranged along the length direction of the mounting column; the end centering cylinder (18) is movably arranged on the servo guide rail (17); and the driving device (20) is used to drive the end centering cylinder (18) to move on the servo guide rail (17).

4. The automatic welding device according to claim 3, characterized in that: The first welding mechanism further comprises a sensing mechanism (19), wherein the sensing mechanism (19) is arranged on the end centering cylinder (18), and the sensing mechanism (19) is used to sense the length of the protective tube.

5. The automatic welding device according to claim 4, characterized in that: A rotating cylinder (15) and a laser distance measuring mechanism (16) are also provided on the base. The laser distance measuring mechanism (16) is provided at the movable end of the rotating cylinder (15). The rotating cylinder (15) is used to drive the laser distance measuring mechanism (16) to a measuring position.

6. The automatic welding device according to claim 5, characterized in that: The second welding mechanism comprises a fixed seat, a second rotary positioner (21) and a second clamping mechanism (22); the second rotary positioner (21) and the second clamping mechanism (22) are connected; the second rotary positioner (21) and the second clamping mechanism (22) are rotatably arranged on the fixed seat via a rotating shaft.

7. The automatic welding device according to claim 6, characterized in that: The second welding mechanism further comprises an adjusting device (23), and the adjusting device (23) is used to drive the rotating shaft to rotate.

8. The automatic welding device according to claim 7, characterized in that: A first safety grating (5) and a second safety grating (6) are also provided on the frame. The first safety grating (5) is close to the first welding position (1), and the second safety grating (6) is close to the second welding position (2).

9. The automatic welding device according to claim 8, characterized in that: A safety fence (10) is also provided around the first welding mechanism and the second welding mechanism.

10. The automatic welding device according to claim 9, characterized in that: An inspection door (8) is also provided on the safety fence (10).

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