Double-station welding equipment for automobile door panel

Abstract

The double-station welding equipment for the automobile door panel comprises a rack, a workbench, a jig, a welding head carrier, a central control rotating platform, an air cylinder, a plurality of welding heads, an electric cabinet and an electromagnetic valve. The jig is arranged on the rear side of the workbench through the jig base, the air cylinders are arranged close to the outer sides of the two sides of the bottom of the jig, and the electromagnetic valve controls the air cylinders to drive to fix the jig base. The welding head carrier is arranged on the front side of the workbench, welding heads are inserted into a plurality of welding head insertion grooves formed in the middle of the welding head carrier, and proximity switches are arranged at the positions, close to the two side ends, of the welding head carrier; the center control rotating platform is arranged above the jig and the welding head carrier, the left side and the right side of the center control rotating platform are downwards provided with a rotating driving motor and a welding head correspondingly, the welding ends of the welding heads face the jig below, and the welding heads on the left side and the right side can be controlled to conduct front-back, left-right, up-down and rotating motion to weld the automobile door panel on the jig. Double-station welding is achieved, positioning is accurate, a welding head can be rapidly replaced, the welding efficiency is improved, and the quality is improved.

Description

Technical Field

[0001] The utility model relates to the field of ultrasonic welding equipment, and particularly relates to a double-station welding equipment for automobile door panels. Background Art

[0002] In recent years, with the acceleration of the industrialization process, people's living standards have been continuously improved, and people's requirements for travel convenience have also become higher and higher. Automobiles have become an essential means of transportation for the vast majority of people, resulting in an increasing annual output of automobiles. As one of the supporting parts of automobiles, the demand for automobile door panels is also increasing day by day. In the past, the welding of automobile door panels was carried out manually by workers, only one position could be welded at a time, the speed of replacing the welding head was slow, the welding efficiency was low, and the consistency of the welded products was poor.

[0003] In view of this, the inventor of the present case has conducted in-depth research on the above-mentioned defects in the prior art, and thus this case has been generated. Summary of the Utility Model

[0004] To solve the above technical problems, we propose a double-station welding equipment for automobile door panels, which adopts double-station simultaneous welding, precise positioning, and can quickly replace the welding head, realizing semi-automatic welding, improving the welding efficiency, saving labor costs, and improving the product quality.

[0005] To achieve the above object, the technical solution of the utility model is as follows:

[0006] A double-station welding equipment for automobile door panels, comprising a frame, a workbench, a fixture, a welding head carrier, a central control rotating platform, a cylinder, several welding heads, an electric control box, and a solenoid valve; the workbench is horizontally arranged in the middle of the frame, the fixture is arranged on a fixture base, and the fixture base is arranged at the rear side of the workbench. The cylinder is arranged on the outer sides of both sides near the bottom of the fixture and can fix the fixture base through the driving of the solenoid valve to control the cylinder; the welding head carrier is arranged on the front side of the workbench, several welding head insertion slots are arranged in the middle of the welding head carrier, welding heads are inserted in the welding head insertion slots, and proximity switches are arranged near both ends of the welding head carrier; the central control rotating platform is arranged above the fixture and the welding head carrier, a rotating drive motor and a welding head are respectively arranged downward on the left and right sides of the central control rotating platform, and the welding end of the welding head faces the fixture below and can move in the front-back direction, left-right direction, and up-down direction under the control of the central control rotating platform, and can perform rotary welding on the automobile door panel on the fixture under the rotary drive of the rotating drive motor on the welding head.

[0007] Preferably, the central control rotating platform includes an X-direction module, a Y-direction module, a Z-direction module and a rotation drive motor. The X-direction module is arranged on the top of the frame, the Y-direction module is arranged on the X-direction module, the Z-direction module is arranged on the Y-direction module, and the rotation drive motor is connected to the bottom end of the Z-direction module and is connected to the welding head.

[0008] Preferably, a quick connector is connected to the top of the welding head. Quick-change flanges are provided at the connection positions between the left and right sides of the central control rotating platform and the welding head, and the quick connector can be quickly snap-connected to the quick-change flange.

[0009] Preferably, an electric control box is arranged at the lower part of the frame. The electric control box is electrically connected to a solenoid valve, and the solenoid valve is pneumatically connected to the air cylinder.

[0010] Preferably, an operation display screen is further arranged beside the upper part of the frame.

[0011] By the above technical solutions, the utility model is designed with a jig, a welding head carrier, a central control rotating platform, an air cylinder and several welding heads. The jig is arranged on the jig base, and the jig base is arranged at the rear side of the workbench. The air cylinder is arranged on the outer sides of both sides close to the bottom of the jig, and the driving of the air cylinder can be controlled by the solenoid valve to fix the jig base. The welding head carrier is arranged at the front side of the workbench. Several welding head insertion slots are arranged in the middle of the welding head carrier, and welding heads are inserted in the welding head insertion slots. Proximity switches are arranged near both ends of the welding head carrier. The central control rotating platform is arranged above the jig and the welding head carrier. A rotation drive motor and a welding head are respectively arranged downward on the left and right sides of the central control rotating platform, and the welding end of the welding head faces the jig below, and the welding heads on the left and right sides can move in the front-back direction, left-right direction and up-down direction under the control of the central control rotating platform, and can rotate and weld the automobile door panel on the jig under the rotation drive of the rotation drive motor on the welding head. The central control rotating platform is used to control the double-station welding heads, and the welding direction can be adjusted in the front-back position, left-right position and up-down position to achieve precise positioning welding. And the double-station welding heads can quickly replace the welding heads on the welding head carrier to adapt to the welding at different positions. By integrating double-station, positioning and welding into one, double-station simultaneous welding can be realized, with precise positioning and quick replacement of welding heads, achieving semi-automatic welding, improving the production efficiency of the factory, saving labor costs and improving product quality. Description of the Drawings

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention, and those of ordinary skill in the art can also obtain other drawings based on these drawings without creative work.

[0013] Figure 1 The front view of a double-station welding device for automobile door panels disclosed in an embodiment of the present utility model;

[0014] Figure 2 The schematic internal structure diagram above the workbench of a double-station welding device for automobile door panels disclosed in an embodiment of the present utility model;

[0015] Figure 3 The top view of a double-station welding device for automobile door panels disclosed in an embodiment of the present utility model.

[0016] The corresponding component names indicated by the numbers in the figure:

[0017] 1. Frame 2. Workbench 3. Fixture 4. Welding head carrier 5. Central control rotating platform 51. X-direction module 52. Y-direction module 53. Z-direction module 6. Cylinder 7. Welding head 8. Electric control box 9. Solenoid valve 10. Fixture base 11. Proximity switch 12. Rotation drive motor 13. Automobile door panel 14. Quick joint 15. Quick-change flange 16. Control display screen Specific embodiments

[0018] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0019] Next, the present utility model will be further described in detail in conjunction with the embodiments and specific embodiments.

[0020] Embodiment

[0021] Such as Figure 1 、 Figure 2 And Figure 3As shown in the figure, an automotive door panel double-station welding device includes a frame 1, a workbench 2, a fixture 3, a welding head carrier 4, a central control rotating platform 5, a cylinder 6, six welding heads 7, an electric control box 8, and a solenoid valve 9. The workbench 2 is horizontally arranged in the middle of the frame 1. The fixture 3 is arranged on a fixture base 10, and the fixture base 10 is arranged at the rear side of the workbench 2. The cylinder 6 is arranged near the outer sides of both sides at the bottom of the fixture 3, and can control the driving of the cylinder 6 through the solenoid valve 9 to fix the fixture base 10. The welding head carrier 4 is arranged at the front side of the workbench 2. Four welding head insertion slots are provided in the middle of the welding head carrier 4, and the welding heads 7 are inserted into the welding head insertion slots. Proximity switches 11 are arranged near both ends of the welding head carrier 4 to detect the welding positions. The central control rotating platform 5 is arranged above the fixture 3 and the welding head carrier 4. Rotating drive motors 12 and welding heads 7 are respectively arranged downward on the left and right sides of the central control rotating platform 5. The welding ends of the welding heads 7 face the fixture 3 below, and can move in the front-back direction, left-right direction, and up-down direction under the control of the central control rotating platform 5. And can perform rotary welding on the automotive door panel 13 on the fixture 3 under the rotary drive of the rotating drive motor 12 on the welding heads 7.

[0022] The central control rotating platform 5 includes an X-direction module 51, a Y-direction module 52, a Z-direction module 53, and a rotating drive motor 12. The X-direction module 51 is arranged on the top of the frame 1. The Y-direction module 52 is arranged on the X-direction module 51. The Z-direction module 53 is arranged on the Y-direction module 52. The rotating drive motor 12 is connected to the bottom end of the Z-direction module 53 and is connected to the welding head 7.

[0023] In order to meet the actual needs that different positions on the automotive door panel 13 require different specifications of welding heads 7 during welding, save the time for replacing the welding heads 7 during the welding process, and achieve quick replacement of the welding heads 7, a quick connector 14 is connected to the top of the welding head 7. Quick change flanges 15 are provided at the connection positions between the left and right sides of the central control rotating platform 5 and the welding heads 7, and the quick connector 14 can be quickly clamped with the quick change flange 15. In this way, when replacing the welding head 7, directly clamp the quick connector 14 connected to the top of the welding head 7 with the quick change flange 15.

[0024] An electric control box 8 is arranged at the lower part of the frame 1. The electric control box 8 is electrically connected to a solenoid valve 9, and the solenoid valve 9 is pneumatically connected to the cylinder 6, so that the driving of the cylinder 6 can be controlled through the solenoid valve 9 to fix the fixture base 10, and further realize the fixation of the automotive door panel 13 during welding. An operation display screen 16 is also arranged beside the upper part of the frame 1 to facilitate the operator to operate and monitor various welding parameters.

[0025] The following briefly describes the working cycle of this automotive door panel double-station welding device:

[0026] 1. The operator places the automotive door panel 13 to be welded into the fixture 3, operates on the control display screen 16, and controls the cylinder 6 to fix the fixture base 10 through the solenoid valve 9;

[0027] 2. The central control rotating platform 5 controls the front - rear position, left - right position, up - down position of the welding heads 7 at the left and right workstations, and the welding direction of the rotating welding head 7;

[0028] 3. When welding different positions, the welding head 7 can be quickly replaced through the quick - change flange 15. The proximity switches 11 near both ends of the welding head carrier 4 feedback signals to control the welding head 7 to weld at the specified position;

[0029] 4. After welding is completed, the central control rotating platform 5 drives the welding head 7 back to its original position, and the product is taken out;

[0030] 5. The operator then places the new automotive door panel 13 to be welded into the fixture 3, and so on...

[0031] In this example, this double - station welding equipment for automotive door panels is designed with a fixture 3, a welding head carrier 4, a central control rotating platform 5, a cylinder 6, and six welding heads 7; The fixture 3 is arranged on the fixture base 10, and the fixture base 10 is arranged at the rear side of the workbench 2. The cylinder 6 is arranged near the outer sides of both sides of the bottom of the fixture 10, and the driving of the cylinder 6 can be controlled by the solenoid valve 9 to fix the fixture base 10; The welding head carrier 4 is arranged at the front side of the workbench 2. Four welding head insertion slots are provided in the middle of the welding head carrier 4, and the welding heads 7 are inserted into the welding head insertion slots. Proximity switches 11 are arranged near both sides of the welding head carrier 4; The central control rotating platform 5 is arranged above the fixture 3 and the welding head carrier 4. Rotating drive motors 12 and welding heads 7 are respectively arranged downward on the left and right sides of the central control rotating platform 5, and the welding ends of the welding heads 7 face the fixture 3 below, and can move the welding heads 7 on the left and right sides in the front - rear direction, left - right direction, and up - down direction under the control of the central control rotating platform 5, and can perform rotary welding on the automotive door panel 13 on the fixture 3 under the rotary drive of the rotating drive motor 12 on the welding heads 7. The central control rotating platform 5 is used to control the double - station welding heads 7, and the welding direction can be adjusted in the front - rear position, left - right position, and up - down position to achieve precise positioning welding. And the double - station welding heads 7 can quickly replace the welding heads 7 on the welding head carrier 4 to adapt to welding at different positions. By integrating double - station, positioning, and welding into one, it can perform double - station simultaneous welding, precise positioning, and quick replacement of welding heads, realizing semi - automated welding, improving the factory production efficiency, saving labor costs, and improving product quality. It achieves the purpose of novel design, reasonable structure, and good application effect.

[0032] The above is only a preferred embodiment of the double-station welding equipment for automobile door panels of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the creative concept of the present utility model, several modifications and improvements can be made, and these all belong to the protection scope of the present utility model.

Claims

1. A double-station welding device for automobile door panels, characterized in that, It includes a frame, a workbench, a jig, a welding head carrier, a central control rotating platform, a cylinder, several welding heads, an electric control box and a solenoid valve; the workbench is horizontally arranged in the middle of the frame, the jig is arranged on a jig base, and the jig base is arranged at the rear side of the workbench. The cylinder is arranged near the outer sides of both sides of the bottom of the jig and can fix the jig base through the driving of the solenoid valve to control the cylinder. The welding head carrier is arranged at the front side of the workbench. There are several welding head insertion slots in the middle of the welding head carrier, and welding heads are inserted in the welding head insertion slots. Proximity switches are arranged near both ends of the welding head carrier. The central control rotating platform is arranged above the jig and the welding head carrier. Rotating drive motors and welding heads are respectively arranged downward on the left and right sides of the central control rotating platform. And the welding end of the welding head faces the jig below and can move in the front-back direction, left-right direction and up-down direction under the control of the central control rotating platform. And it can perform rotary welding on the car door panel on the jig under the rotary drive of the rotating drive motor on the welding head.

2. The double-station welding equipment for automobile door panels according to claim 1, wherein, The central control rotating platform includes an X-direction module, a Y-direction module, a Z-direction module and a rotating drive motor. The X-direction module is arranged on the top of the frame, the Y-direction module is arranged on the X-direction module, the Z-direction module is arranged on the Y-direction module, and the rotating drive motor is connected to the bottom end of the Z-direction module and is connected to the welding head.

3. The double-station welding equipment for automobile door panels according to claim 2, characterized in that, A quick connector is connected to the top of the welding head. Quick-change flanges are arranged at the connection positions between the left and right sides of the central control rotating platform and the welding head, and the quick connector can be quickly clamped with the quick-change flange.

4. The double-station welding equipment for automotive door panels according to claim 3, characterized in that An electric control box is arranged at the lower part of the frame. The electric control box is electrically connected to the solenoid valve, and the solenoid valve is pneumatically connected to the cylinder.

5. The double-station welding equipment for automobile door panels according to claim 4, wherein An operation display screen is also arranged beside the upper part of the frame.

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