A rotary resistance welding mechanism

Abstract

The present invention discloses a turntable resistance welding mechanism, comprising a bottom plate, a sliding frame, an upper welding electrode, an upper welding turntable, an upper movable plate, a first elastic element, a first upper pressure plate, a second elastic element, a second upper pressure plate, a first driving device, a lower welding electrode, a lower welding turntable, a lower movable plate, a second driving device, a third driving device, a fourth driving device, and a fifth driving device. In the turntable resistance welding mechanism of the present invention, a plurality of welding electrodes are welded in turn, and the service life of the welding electrodes is greatly improved. At the same time, flexible welding is adopted to increase welding followability, thereby greatly improving welding efficiency and welding quality.

Description

Technical Field

[0001] The invention relates to a resistance welding mechanism, in particular to a turntable type resistance welding mechanism. Background Art

[0002] In the field of automated production, resistance welding mechanisms are often needed to weld terminals or other materials to chips. Traditional resistance welding mechanisms all use single-electrode welding, which has poor cooling effect and is easy to wear, affecting welding efficiency and quality. In addition, replacement of the electrode requires downtime. Summary of the invention

[0003] The purpose of the present invention is to overcome the shortcomings of the above-mentioned prior art and provide a turntable resistance welding mechanism, in which multiple welding electrodes are welded in turn, the life of the welding electrodes is greatly improved, and flexible welding is adopted to increase welding follow-up, thereby greatly improving welding efficiency and welding quality.

[0004] To achieve the above-mentioned purpose, the turntable resistance welding mechanism of the present invention comprises a bottom plate, a sliding frame, an upper welding electrode, an upper welding turntable, an upper movable plate, a first elastic element, a first upper pressure plate, a second elastic element, a second upper pressure plate, a first driving device, a lower welding electrode, a lower welding turntable, a lower movable plate, a second driving device, a third driving device, a fourth driving device, and a fifth driving device, wherein the sliding frame is slidably connected to the bottom plate in a horizontal direction, the fifth driving device is fixed to the bottom plate and connected to the sliding frame, the lower movable plate is slidably connected to the sliding frame in a vertical direction, and the second driving device is fixed to the sliding frame and connected to the lower movable plate. The lower welding turntable is connected to the lower movable plate, the fourth driving device is fixed on the lower movable plate and connected to the lower welding turntable, the lower welding electrode is fixed on the lower welding turntable, the upper movable plate is slidably connected to the sliding frame in the vertical direction, the first upper pressure plate is slidably connected to the upper movable plate, the first elastic element is arranged between the first upper pressure plate and the upper movable plate, the second upper pressure plate is slidably connected to the first upper pressure plate, the second elastic element is arranged between the first upper pressure plate and the second upper pressure plate, the first driving device is fixed on the sliding frame and connected to the second upper pressure plate.

[0005] The working process of the turntable type resistance welding mechanism of the present invention in the automated production equipment is as follows: the fifth driving device drives the sliding frame to move, so that the upper welding electrode and the lower welding electrode can be moved to the working position, and then the first driving device is actuated to drive the second upper pressing plate to press down, the second upper pressing plate drives the first upper pressing plate to press down through the second elastic element, and the first upper pressing plate drives the upper movable plate to press down through the first elastic element, thereby driving the upper welding turntable to drive the upper welding electrode to move downward, and at the same time, the second driving device drives the lower movable plate to move upward, and then drives the lower welding turntable to drive the lower welding electrode to move upward, after the upper welding electrode and the lower welding electrode contact the parts to be welded to complete the welding action, the first driving device and the second driving device perform a reset action, and at the same time, the third driving device drives the upper welding turntable to rotate, and the fourth driving device drives the lower welding turntable to rotate, the upper welding electrode and the lower welding electrode that have just completed the welding action rotate to an idle position for cooling, and at the same time, the welding electrode in the idle position rotates to the working position to stand by, thereby ensuring the cooling effect of the welding electrode and extending the service life of the welding electrode. BRIEF DESCRIPTION OF THE DRAWINGS

[0006] Figure 1 It is a front view of the rotary disk type resistance welding mechanism of the present invention;

[0007] Figure 2 It is a left side view of the rotary disk type resistance welding mechanism of the present invention;

[0008] In the figure: 1. bottom plate; 2. sliding frame; 3. upper welding pole; 4. upper welding turntable; 5. upper movable plate; 6. first elastic element; 7. first upper pressure plate; 8. second elastic element; 9. second upper pressure plate; 10. first driving device; 11. lower welding pole; 12. lower welding turntable; 13. lower movable plate; 14. second driving device; 15. third driving device; 16. fourth driving device; 17. fifth driving device. DETAILED DESCRIPTION

[0009] In order to better understand the technical solution of the present invention, a preferred embodiment provided by the present invention will be described in detail below with reference to the accompanying drawings.

[0010] like Figure 1 , Figure 2The turntable resistance welding mechanism of the present invention includes a bottom plate 1, a sliding frame 2, an upper welding electrode 3, an upper welding turntable 4, an upper movable plate 5, a first elastic element 6, a first upper pressing plate 7, a second elastic element 8, a second upper pressing plate 9, a first driving device 10, a lower welding electrode 11, a lower welding turntable 12, a lower movable plate 13, a second driving device 14, a third driving device 15, a fourth driving device 16, and a fifth driving device 17. The sliding frame 2 is slidably connected to the bottom plate 1 in the horizontal direction, the fifth driving device 17 is fixed on the bottom plate 1 and connected to the sliding frame 2, the lower movable plate 13 is slidably connected to the sliding frame 2 in the vertical direction, and the second driving device 14 is fixed It is fixed on the sliding frame 2 and connected to the lower movable plate 13, the lower welding turntable 12 is connected to the lower movable plate 13, the fourth driving device 16 is fixed on the lower movable plate 13 and connected to the lower welding turntable 12, the lower welding pole 11 is fixed on the lower welding turntable 12, the upper movable plate 5 is slidably connected to the sliding frame 2 in the vertical direction, the first upper pressure plate 7 is slidably connected to the upper movable plate 5, the first elastic element 6 is arranged between the first upper pressure plate 7 and the upper movable plate 5, the second upper pressure plate 9 is slidably connected to the first upper pressure plate 7, the second elastic element 8 is arranged between the first upper pressure plate 7 and the second upper pressure plate 9, and the first driving device 10 is fixed on the sliding frame 2 and connected to the second upper pressure plate 9.

[0011] like Figure 1 , Figure 2 The work flow of the turntable resistance welding mechanism of the present invention in the automated production equipment is as follows: the fifth drive device 17 drives the sliding frame 2 to move, so that the upper welding electrode 3 and the lower welding electrode 11 can be moved to the working position, and then the first drive device 10 is actuated to drive the second upper pressing plate 9 to press down, and the second upper pressing plate 9 drives the first upper pressing plate 7 to press down through the second elastic element 8, and the first upper pressing plate 7 drives the upper movable plate 5 to press down through the first elastic element 6, thereby driving the upper welding turntable 4 to drive the upper welding electrode 3 to move downward, and at the same time, the second drive device 14 drives the lower movable plate 13 to move upward, and then drives the lower welding turntable 12 to drive the lower welding electrode 11 to move upward, and after the upper welding electrode 3 and the lower welding electrode 11 contact the parts to be welded to complete the welding action, the first drive device 10 and the second drive device 14 perform a reset action, and at the same time, the third drive device 15 drives the upper welding turntable 4 to rotate, and the fourth drive device 16 drives the lower welding turntable 12 to rotate.

[0012] Finally, it should be noted that: Obviously, the above embodiments are only examples for clearly explaining the present invention, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from them are still within the scope of protection of the present invention.

Claims

1. A rotary disk resistance welding mechanism, characterized in that: The invention comprises a bottom plate, a sliding frame, an upper welding pole, an upper welding turntable, an upper movable plate, a first elastic element, a first upper pressing plate, a second elastic element, a second upper pressing plate, a first driving device, a lower welding pole, a lower welding turntable, a lower movable plate, a second driving device, a third driving device, a fourth driving device and a fifth driving device, wherein the sliding frame is slidably connected to the bottom plate in a horizontal direction, the fifth driving device is fixed to the bottom plate and connected to the sliding frame, the lower movable plate is slidably connected to the sliding frame in a vertical direction, the second driving device is fixed to the sliding frame and connected to the lower movable plate, the lower welding turntable is connected to the lower movable plate, the fourth driving device is fixed to the lower movable plate and connected to the lower welding turntable, the lower welding pole is fixed to the lower welding turntable, the upper movable plate is slidably connected to the sliding frame in a vertical direction, the first upper pressing plate is slidably connected to the upper movable plate, the first elastic element is arranged between the first upper pressing plate and the upper movable plate, the second upper pressing plate is connected to the first upper pressing plate The plates are slidably connected, the second elastic element is arranged between the first upper pressing plate and the second upper pressing plate, the first driving device is fixed on the sliding frame and connected to the second upper pressing plate; the fifth driving device drives the sliding frame to move, so that the upper welding electrode and the lower welding electrode can move to the working position, and then the first driving device is actuated to drive the second upper pressing plate to press down, the second upper pressing plate drives the first upper pressing plate to press down through the second elastic element, the first upper pressing plate drives the upper movable plate to press down through the first elastic element, and then drives the upper welding turntable to drive the upper welding electrode to move downward, and at the same time, the second driving device drives the lower movable plate to move upward, and then drives the lower welding turntable to drive the lower welding electrode to move upward, after the upper welding electrode and the lower welding electrode contact the parts to be welded to complete the welding action, the first driving device and the second driving device perform a reset action, and at the same time, the third driving device drives the upper welding turntable to rotate, and the fourth driving device drives the lower welding turntable to rotate.

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