Welding device for thin film capacitor

Abstract

The utility model relates to the technical field of welding, in particular to a welding device for a thin film capacitor, which comprises a box body and a rotary drum, the box body is rotatably connected with the surface of the rotary drum through a bearing, an angle adjusting device is arranged on the surface of the rotary drum, a clamping device is arranged on the surface of the rotary drum, and a fixed clamping block is fixed on the surface of the rotary drum. According to the welding device for the thin-film capacitor, through cooperation of the angle adjusting device and the double-end stud, the bolt does not abut against the surface of the box body, meanwhile, an operator pulls a transmission rod to move, the operator can rotate towards one side, the welding machine body is fixed, and the welding machine body is fixed to the surface of the welding machine body. After adjustment is completed, according to the operation, the abutting rod can abut against the surface of the rotary drum again, the angle of the rotary drum can be fixed, and the capacitor can be adjusted in multiple directions, so that the device is more convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, in particular to a welding device for a film capacitor. Background Art

[0002] Film capacitors are also called plastic film capacitors in our daily life. They mainly use plastic film as the dielectric. Due to the different dielectric properties of capacitors, there are many types of them.

[0003] For example, a film capacitor welding device with the authorization announcement number "CN218585816U" accelerates the welding speed of film capacitors and improves the welding efficiency of film capacitors by realizing the welding device to weld multiple groups of film capacitors in a cycle. However, the device is not convenient for adjusting the structure for placing capacitor elements, which makes the device inconvenient for operators to use. At the same time, the device is not convenient for quickly fixing the capacitor structure. The device only transports the capacitor through multiple groups of structure rotation cycles, but is not convenient for quickly installing the capacitor, resulting in reduced working efficiency of the device. Utility Model Content

[0004] The utility model aims to solve the problems of inconvenience and low working efficiency when using the device, and proposes a welding device for film capacitors.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A welding device for film capacitors is designed, comprising a box body and a rotating drum, wherein the box body is rotatably connected to the surface of the rotating drum through a bearing, the surface of the rotating drum is provided with an angle adjustment device, the surface of the rotating drum is provided with a clamping device, a fixed clamping block is fixed to the surface of the rotating drum, the surface of the box body is fixedly connected to a support arm, the surface of the support arm is fixedly connected to a welding machine body, the surface of the welding machine body is fixedly connected to a connecting wire, and one end of the connecting wire is fixedly connected to a welding gun.

[0007] Preferably, the angle adjustment device includes a base and a ratchet, the base is rotatably connected to the surface of the rotating drum via a bearing, the surface of the base is rotatably connected to the ratchet via a pin, the ratchet is fixedly connected to the protruding portion of the surface of the rotating drum, the ratchet is engaged with a pawl, the pawl is sleeved with a spring rod via a slideway opened on the surface, one end of the spring rod is fixedly connected to the surface of the base, the base and the pawl surfaces are respectively fixedly connected to two ends of the first spring, the box body is slidably engaged with the surface of the transmission rod via a slideway opened on the surface, one end of the transmission rod is fixedly connected to a threaded plate, the threaded plate is threadedly connected to the surface of the bolt via a threaded hole opened on the surface, one end of the bolt is tightly pressed against the surface of the box body, and a tightening rod is fixedly connected to the surface of the transmission rod, one end of the tightening rod is tightly pressed against the protruding portion of the surface of the rotating drum.

[0008] Preferably, the clamping device includes a movable clamping block and a second spring, the movable clamping block is slidably engaged with a slideway provided on the surface of the rotating drum, the movable clamping block and the inner surface of the rotating drum are respectively connected to two ends of the second spring, a rubber block is fixedly connected to the surface of the movable clamping block, two groups of rotating shaft plates are fixedly connected to the surface of the movable clamping block, the surfaces of the rotating shaft plates on both sides are movably connected to the surface of the rotating rod through a pin, the rotating rod is slidably engaged with the surface of the roller frame through a slideway provided on the surface, the roller frame and the inner surface of the rotating rod are respectively fixedly connected to two ends of the third spring, one end of the roller frame is rotatably connected to the roller through a pin, and the roller is rotatably connected to the surface of the rotating drum.

[0009] Preferably, the inner surface of the box body is rotatably connected to both ends of the stud via a bearing, and one end of the stud passes through the surface of the box body and is fixedly connected to the surface of the turntable.

[0010] Preferably, the surface of the stud is threadably connected to the two groups of threaded blocks, and the surfaces of the threaded blocks on both sides are slidably engaged with slideways provided on the inner surface of the box body.

[0011] Preferably, the surfaces of the threaded blocks on both sides are movably connected to one end of the rotating arm through a pin, and one end of the rotating arm on both sides is movably connected to the protruding part of the base surface through a pin.

[0012] The utility model provides a welding device for film capacitors, which has the following beneficial effects: through the cooperation of the angle adjustment device and the stud, the operator drives the stud to rotate through the turntable, so that the rotating arms on both sides can drive the base to rise and fall, so that the height of the capacitor can be adjusted, and at the same time the operator rotates the bolt so that the bolt no longer presses against the surface of the box body, and at the same time the operator pulls the transmission rod to move so that the operator can rotate to one side. When the adjustment is completed, according to the above operation, the pressing rod can press against the surface of the rotating drum again, so that the angle of the rotating drum can be fixed, and the capacitor can be adjusted in multiple directions, so that the device can be more convenient to use.

[0013] Through the cooperation of the clamping device and the rotating drum, when welding the capacitor, the operator pulls the movable clamp block so that the movable clamp block can stretch the second spring, and after placing the capacitor on the surface of the rotating drum, the movable clamp block is released so that the movable clamp block can clamp the capacitor, and the operator pulls the rotating rod so that the rotating rod can drive the roller frame and the roller to move synchronously, so that the roller is pressed against the surface of the rotating drum and the movable clamp block under the push of the third spring, so that the position of the movable clamp block can be fixed, and the welding machine body welds the capacitor through the welding gun, and the device can quickly clamp the capacitor by pulling the movable clamp block and pulling the rotating rod, so that the working efficiency of the device can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 for Figure 1 A front cross-sectional view of

[0016] Figure 3 for Figure 1 A top sectional view of

[0017] Figure 4 for Figure 1 A partial front cross-sectional view of

[0018] Figure 5 It is a top view of the transmission rod, the abutment rod and the rotating drum;

[0019] Figure 6 for Figure 2 Schematic diagram of part A.

[0020] In the figure: 1, box body, 2, welding machine body, 3, clamping device, 301, moving clamp block, 302, rubber block, 303, rotating rod, 304, rotating shaft plate, 305, third spring, 306, roller frame, 307, roller, 308, second spring, 4, connecting line, 5, welding gun, 6, fixed clamp block, 7, support arm, 8, turntable, 9, angle adjustment device, 901, base, 902, threaded plate, 903, bolt, 904, transmission rod, 905, tightening rod, 906, ratchet, 907, first spring, 908, spring rod, 909, pawl, 10, stud, 11, threaded block, 12, rotating arm, 13, rotating drum. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings:

[0022] Refer to the attached Figure 1-6: In this embodiment, a film capacitor welding device includes a box body 1 and a rotating drum 13, the box body 1 is rotatably connected to the surface of the rotating drum 13 through a bearing, the surface of the rotating drum 13 is provided with an angle adjustment device 9, the surface of the rotating drum 13 is provided with a clamping device 3, the surface of the rotating drum 13 is fixed with a fixed clamping block 6, the surface of the box body 1 is fixedly connected to a support arm 7, the surface of the support arm 7 is fixedly connected to a welding machine body 2, the welding machine body 2 has been disclosed in the prior art and will not be described in detail here, the surface of the welding machine body 2 is fixedly connected to a connecting wire 4, one end of the connecting wire 4 is fixedly connected to a welding gun 5, the inner surface of the box body 1 is rotatably connected to both ends of a stud 10 through a bearing, and one end of the stud 10 is penetrated The surface of the box body 1 is fixedly connected to the surface of the turntable 8, and the stud 10 can be rotated through the turntable 8 to rotate. The surface of the stud 10 is threadedly connected to the two groups of threaded blocks 11. The rotation of the stud 10 can drive the threaded blocks 11 on both sides to move synchronously. The surfaces of the threaded blocks 11 on both sides are slidably engaged with the slideways provided on the inner surface of the box body 1. The surfaces of the threaded blocks 11 on both sides are movably connected to one end of the rotating arm 12 through a pin shaft. The threaded blocks 11 on both sides can drive the rotating arms 12 on both sides to move. One end of the rotating arms 12 on both sides are movably connected to the protruding parts of the surface of the base 901 through a pin shaft, and the rotating arms 12 on both sides can drive the base 901 to rise and fall.

[0023] Refer to the attached Figure 1-6 The angle adjustment device 9 includes a base 901 and a ratchet 906. The base 901 is rotatably connected to the surface of the rotating drum 13 through a bearing. The surface of the base 901 is rotatably connected to the ratchet 906 through a pin. The ratchet 906 is fixedly connected to the protruding portion of the surface of the rotating drum 13. The ratchet 906 can rotate synchronously with the rotating drum 13. The ratchet 906 is engaged with a pawl 909. The pawl 909 can limit the rotation direction of the ratchet 906. The pawl 909 is sleeved with a spring rod 908 through a slideway provided on the surface to fix the movement track of the pawl 909. One end of the spring rod 908 is fixedly connected to the surface of the base 901. The surfaces of the base 901 and the pawl 909 are respectively fixedly connected to the two ends of a first spring 907. The elastic coefficient of the first spring 907 is based on According to actual needs, it is sufficient to meet work needs. The first spring 907 can push the pawl 909 back to its original position. The box body 1 slides and engages with the surface of the transmission rod 904 through a slideway opened on the surface to fix the position and movement track of the transmission rod 904. One end of the transmission rod 904 is fixedly connected to a threaded plate 902. The threaded plate 902 is threadedly connected to the surface of the bolt 903 through a threaded hole opened on the surface. The bolt 903 can be tightened against the surface of the box body 1 by rotating it, so that the position of the transmission rod 904 can be fixed. One end of the bolt 903 is tightened against the surface of the box body 1, and a tightening rod 905 is fixedly connected to the surface of the transmission rod 904. One end of the tightening rod 905 is tightened against the protruding part of the surface of the rotating drum 13, and the tightening rod 905 can fix the angle of the rotating drum 13.

[0024] Refer to the attached Figure 1-4 The clamping device 3 includes a movable clamping block 301 and a second spring 308. The movable clamping block 301 is slidably connected with a slideway provided on the surface of the rotating drum 13. The movable clamping block 301 and the inner surface of the rotating drum 13 are respectively connected to two ends of the second spring 308. The elastic coefficient of the second spring 308 can meet the working needs according to actual needs. The second spring 308 can pull the movable clamping block 301 to move. The surface of the movable clamping block 301 is fixedly connected with a rubber block 302. The surface of the movable clamping block 301 is fixedly connected with two sets of rotating shaft plates 304. The surfaces of the rotating shaft plates 304 on both sides are movably connected to the surface of the rotating rod 303 through pins. The rotating shaft plates 304 on both sides can fix the rotation center of the rotating rod 303. The rotating rod 303 is slidably connected to the surface of the roller frame 306 through the slideway opened on the surface, thereby fixing the movement track of the roller frame 306. The roller frame 306 and the inner surface of the rotating rod 303 are respectively fixedly connected to the two ends of the third spring 305. The elastic coefficient of the third spring 305 can meet the working needs according to actual needs. The third spring 305 can allow the roller frame 306 to have movement space. One end of the roller frame 306 is rotatably connected to the roller 307 through a pin shaft. The roller 307 is rotatably connected to the surface of the rotating drum 13. The roller 307 can be made of rubber.

[0025] Working principle:

[0026] When welding the capacitor, the operator pulls the movable clamp 301 so that the movable clamp 301 can stretch the second spring 308, and after placing the capacitor on the surface of the rotating drum 13, the movable clamp 301 is released so that the movable clamp 301 can clamp the capacitor, and the operator pulls the rotating rod 303 so that the rotating rod 303 can drive the roller frame 306 and the roller 307 to move synchronously, so that the roller 307 is pressed against the surface of the rotating drum 13 and the movable clamp 301 under the push of the third spring 305, so that the position of the movable clamp 301 can be fixed, and the external power supply of the welding machine body 2 is turned on, and the welding machine body 2 is started to weld the capacitor through the welding gun 5.

[0027] Adjustment process:

[0028] The operator drives the stud 10 to rotate through the turntable 8, so that the stud 10 can drive the threaded blocks 11 on both sides to move synchronously, so that the threaded blocks 11 on both sides can drive the rotating arms 12 on both sides to move, so that the rotating arms 12 on both sides can drive the base 901 to rise and fall, so that the height of the capacitor can be adjusted. At the same time, the operator rotates the bolt 903 so that the bolt 903 no longer presses against the surface of the box body 1. At the same time, the operator pulls the transmission rod 904 to move, so that the transmission rod 904 can drive the tightening rod 905 to no longer press against the protruding part of the surface of the rotating drum 13, so that the operator can rotate to one side, so that the ratchet 906 can rotate synchronously. When the adjustment is completed, according to the above operation, the tightening rod 905 can press against the surface of the rotating drum 13 again, and the ratchet 906 can limit the rotating drum 13 to rotate only to one side. At the same time, the tightening rod 905 can limit the rotation direction of the other side of the rotating drum 13, so that the angle of the rotating drum 13 can be fixed.

[0029] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A welding device for a film capacitor, comprising a housing (1) and a rotating drum (13), wherein the housing (1) is rotatably connected to the surface of the rotating drum (13) via a bearing, and characterized in that: The surface of the rotating drum (13) is provided with an angle adjustment device (9), the surface of the rotating drum (13) is provided with a clamping device (3), the surface of the rotating drum (13) is fixed with a fixed clamping block (6), the surface of the box body (1) is fixedly connected to a support arm (7), the surface of the support arm (7) is fixedly connected to a welding machine body (2), the surface of the welding machine body (2) is fixedly connected to a connecting wire (4), and one end of the connecting wire (4) is fixedly connected to a welding gun (5).

2. A welding device for a film capacitor according to claim 1, characterized in that: The angle adjustment device (9) comprises a base (901) and a ratchet (906); the base (901) is rotatably connected to the surface of a rotating drum (13) via a bearing; the surface of the base (901) is rotatably connected to the ratchet (906) via a pin; the ratchet (906) is fixedly connected to a protruding portion of the surface of the rotating drum (13); the ratchet (906) is engaged with a pawl (909); the pawl (909) is sleeved with a spring rod (908) via a slideway provided on the surface; one end of the spring rod (908) is fixedly connected to the surface of the base (901); the base (901) and The surfaces of the ratchet pawl (909) are respectively fixedly connected to the two ends of the first spring (907); the housing (1) is slidably engaged with the surface of the transmission rod (904) via a slideway provided on the surface; one end of the transmission rod (904) is fixedly connected to a threaded plate (902); the threaded plate (902) is threadedly connected to the surface of the bolt (903) via a threaded hole provided on the surface; one end of the bolt (903) is tightly pressed against the surface of the housing (1); the surface of the transmission rod (904) is fixedly connected to a pressing rod (905); one end of the pressing rod (905) is tightly pressed against a protruding portion of the surface of the rotating drum (13).

3. A welding device for a film capacitor according to claim 1, characterized in that: The clamping device (3) comprises a movable clamping block (301) and a second spring (308); the movable clamping block (301) is slidably engaged with a slideway provided on the surface of the rotating drum (13); the movable clamping block (301) and the inner surface of the rotating drum (13) are respectively connected to two ends of the second spring (308); a rubber block (302) is fixedly connected to the surface of the movable clamping block (301); two sets of rotating shaft plates (304) are fixedly connected to the surface of the movable clamping block (301); The surface of the rotating shaft plate (304) is movably connected to the surface of the rotating rod (303) through a pin shaft, and the rotating rod (303) is slidably engaged with the surface of the roller frame (306) through a slideway provided on the surface, and the inner surface of the roller frame (306) and the rotating rod (303) are respectively fixedly connected to the two ends of the third spring (305), and one end of the roller frame (306) is rotationally connected to the roller (307) through a pin shaft, and the roller (307) is rotationally connected to the surface of the rotating drum (13).

4. A welding device for a film capacitor according to claim 1, characterized in that: The inner surface of the box body (1) is rotatably connected to the two ends of the stud bolt (10) via a bearing, and one end of the stud bolt (10) penetrates the surface of the box body (1) and is fixedly connected to the surface of the turntable (8).

5. A welding device for a film capacitor according to claim 4, characterized in that: The surface of the stud bolt (10) is threadably connected to two groups of threaded blocks (11), and the surfaces of the threaded blocks (11) on both sides are slidably engaged with slideways provided on the inner surface of the box body (1).

6. A welding device for a film capacitor according to claim 5, characterized in that: The surfaces of the threaded blocks (11) on both sides are movably connected to one end of the rotating arm (12) through a pin shaft, and one end of the rotating arm (12) on both sides is movably connected to the protruding part of the surface of the base (901) through a pin shaft.

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