Capacitor lead wire welding device with automatic lead wire feeding function

Abstract

The application discloses a capacitor lead welding device with automatic lead feeding function, and has the technical scheme as follows: a supporting base is provided with an operation table fixedly arranged on the base, a welding mechanism is fixedly arranged on one side of the top wall of the base and faces the operation table, an arc-shaped groove for placing a capacitor is formed in the top wall of the operation table, and a locking mechanism is arranged on the arc-shaped groove; through the cooperation of the mounting convex base, the working motor, the threaded rod, the moving collar, the positioning rod and the guide base, when the capacitor is placed in the arc-shaped groove and the position of the capacitor is locked by the locking mechanism, the lead is placed on the guide base, the welding position is at the communication position of the arc-shaped groove and the guide groove, the working motor is used to drive the threaded rod to rotate, the moving collar and the guide base are driven to move along the length direction of the positioning rod and approach the operation table, the lead on the guide base moves along, and the lead approaches the capacitor during the welding, so that the automatic feeding effect can be achieved during the welding.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of component processing, in particular to a capacitor lead welding device with automatic lead feeding function. BACKGROUND

[0002] The capacitor is an electronic component composed of two conductors and an insulator (dielectric) sandwiched between the two conductors, and is an indispensable electronic component in a circuit, which plays the roles of energy storage, filtering, decoupling, AC signal, etc.

[0003] In the production, assembly and installation process of the capacitor, the lead needs to be welded, and the existing capacitor lead welding device is mostly manually guided by the welding personnel to weld the lead with the output end of the capacitor. This welding method has certain problems: 1. When manually guiding the lead, the welding personnel's hand is unstable during feeding, which easily causes the welding point to be skewed, affecting the yield of the capacitor; 2. Most lead welding devices do not have a structure to help clamp and fix the capacitor part, so that the capacitor part needs to be manually stabilized during welding, also affecting the welding effect; 3. The welding mechanism is mostly fixedly arranged at the edge of the welding table, and the position of the welding mechanism cannot be adjusted according to the needs of the personnel, affecting the welding efficiency. SUMMARY

[0004] In view of the deficiencies of the prior art, the application provides a capacitor lead welding device with automatic lead feeding function, which solves the problems of: 1. When manually guiding the lead, the welding personnel's hand is unstable during feeding, which easily causes the welding point to be skewed, affecting the yield of the capacitor; 2. Most lead welding devices do not have a structure to help clamp and fix the capacitor part, so that the capacitor part needs to be manually stabilized during welding, also affecting the welding effect; 3. The welding mechanism is mostly fixedly arranged at the edge of the welding table, and the position of the welding mechanism cannot be adjusted according to the needs of the personnel, affecting the welding efficiency.

[0005] The above technical purposes of the application are achieved through the following technical scheme:

[0006] A capacitor lead welding device with automatic lead feeding function, comprising: a support base, a workbench is fixedly arranged on the support base, a welding mechanism opposite to the workbench is fixedly arranged on one side of the top wall of the support base, an arc-shaped groove for placing a capacitor is formed in the top wall of the workbench, a guide groove intersecting the arc-shaped groove is also formed in the workbench, and a locking mechanism is fixedly arranged at the edge of both ends of the arc-shaped groove.

[0007] The lead loading assembly is arranged outside the guide groove on both sides, and the guide part of the lead loading assembly is attached to the inner side of the guide groove for guiding and loading the capacitor lead part. The lead loading assembly comprises a mounting boss, a working motor, a threaded rod, a moving collar, a positioning rod and a guide seat. The mounting boss is fixedly arranged on one side of the top surface of the support base. The threaded rod is screw-mounted between the mounting boss and the operating table. The working motor is arranged outside the side wall of the mounting boss, and the output end of the working motor is connected with the threaded rod. The moving collar is screw-mounted outside the threaded rod. One end of the guide seat is fixedly arranged on the moving collar, and the end of the guide seat away from the moving collar is attached to the inner side of the guide groove. The positioning rod is fixedly arranged between the mounting boss and the operating table, and the positioning rod is parallel to the threaded rod and penetrates through the guide seat.

[0008] By adopting the above technical scheme, through the joint action of the mounting boss, the working motor, the threaded rod, the moving collar, the positioning rod and the guide seat, when the capacitor is arranged in the arc-shaped groove and the position of the capacitor is locked by the locking mechanism, the lead is placed on the guide seat, the welding position is at the communication position of the arc-shaped groove and the guide groove, the working motor is used to drive the threaded rod to rotate, the moving collar and the guide seat are driven to move along the length direction of the positioning rod and approach the operating table, the lead on the guide seat is followed to move, and the lead approaches the capacitor during welding, so that the automatic loading effect can be achieved during welding.

[0009] Preferably, the end of the guide seat is provided with a lead arrangement groove, the lead arrangement groove is in the same direction as the guide groove, and the bottom end of the lead arrangement groove is in the same plane as the bottom end of the arc-shaped groove.

[0010] By adopting the above technical scheme, the lead can be placed at the end of the guide seat through the lead arrangement groove, and the bottom end of the lead arrangement groove is in the same plane as the bottom end of the arc-shaped groove, so that the lead can be moved and loaded at the welding position of the communication position of the arc-shaped groove and the guide groove during lead loading.

[0011] Preferably, the cross section of the guide groove is convex, the guide seat is a convex seat, and is attached to the inner wall of the guide groove.

[0012] By adopting the above technical scheme, the convex guide groove and the convex guide seat can play the role of positioning and limiting to prevent the deviation of the guide seat.

[0013] Preferably, the mounting boss comprises a vertical plate and a bearing seat. The vertical plate is fixedly arranged in the vertical direction on the top surface of the support base. The working motor is arranged on the side wall of the vertical plate. The bearing seat is fixedly arranged on the side wall of the vertical plate away from the working motor. The end of the threaded rod penetrates through the bearing seat and is connected with the working motor on the other side.

[0014] By adopting the technical scheme, the threaded rod is supported by the bearing seat, and the working motor is installed on the vertical plate, so that the working motor and the threaded rod connection are stably supported, and the stability of the working motor during working is ensured.

[0015] Preferably, the locking mechanism comprises a positioning shaft, a rotating top rod, a locking pad, a torsion spring and a control plug, the positioning shaft is fixedly arranged perpendicularly to the side wall of the operation table, the rotating top rod is rotatably arranged outside the positioning shaft, the locking pad is fixedly arranged at the end of the rotating top rod, the torsion spring is arranged outside the positioning shaft, and the end of the torsion spring acts on the rotating top rod, and the control plug is arranged at the end of the positioning shaft and connected with the rotating top rod.

[0016] By adopting the technical scheme, the locking pad is actuated to rotate the rotating top rod outside the positioning shaft, the capacitor is placed in the arc-shaped groove at this time, and then the locking pad is released, the rotating top rod is reset under the torsion of the torsion spring, the capacitor is clamped by the locking pad, and the position of the capacitor is locked by the locking mechanism.

[0017] Preferably, a through slot is formed in the positioning shaft, and the bottom end of the rotating top rod penetrates through the through slot, and the control plug is movably arranged at the end of the positioning shaft and connected with the bottom end of the rotating top rod penetrating through the through slot.

[0018] By adopting the technical scheme, the rotating top rod can be rotated along the through slot with the positioning shaft as the axis by rotating the control plug, and the through slot can limit the rotation angle of the rotating top rod.

[0019] Preferably, an arc-shaped groove edge is fixedly arranged with a line placing bottom plate along the length direction of the arc-shaped groove, two locking mechanisms are symmetrically arranged on both sides of the line placing bottom plate, and the locking pad parts of the two locking mechanisms are arranged above the line placing bottom plate.

[0020] By adopting the technical scheme, one end of the capacitor is arranged on the line placing bottom plate, and the locking pad parts of the two locking mechanisms are surrounded and clamped, so that the position of the capacitor on the arc-shaped groove can be better locked.

[0021] Preferably, the line placing bottom plate is an arc-shaped bottom plate, and the curvature of the line placing bottom plate is the same as the curvature of the arc-shaped groove.

[0022] By adopting the technical scheme, the arc-shaped line placing bottom plate can be more suitable for placing the capacitor, so that the capacitor can be placed on the arc-shaped groove and the line placing bottom plate.

[0023] Preferably, the welding mechanism comprises a base, a mounting disc, a control mechanical arm and a welding gun head, the base is fixedly arranged at the edge of the top wall of the support base, the mounting disc is fixedly arranged on the top wall of the base, the control mechanical arm is rotatably arranged on the mounting disc, and the welding gun head is inserted into the end of the control mechanical arm away from the mounting disc and communicates with the connecting position of the arc-shaped groove and the guide groove.

[0024] By adopting the above technical scheme, the welding gun head can be lowered by the control mechanical arm, so that the welding gun head can be welded to the capacitor line and the lead wire which are in contact with the connecting position of the arc-shaped groove and the guide groove, and the control mechanical arm can be rotated on the mounting disc to move the control mechanical arm and the welding gun head away from the mounting disc when needed, so as to facilitate manual intervention.

[0025] Preferably, a rotating support is rotatably arranged at the end of the control mechanical arm, the rotating support is provided with an installation slot penetrating through two ends, and one end of the welding gun head is inserted into the installation slot.

[0026] By adopting the above technical scheme, the welding gun head is inserted into one end of the installation slot penetrating through two ends, and the connecting line outside can be connected through the other end, and the position of the welding gun head and the connecting line is limited by the installation slot, so that the welding gun head can be pulled out for manual welding when needed.

[0027] In summary, the present application mainly has the following beneficial effects:

[0028] Through the cooperation of the mounting boss, the working motor, the threaded rod, the moving collar, the positioning rod and the guide seat, when the capacitor is placed in the arc-shaped groove and the position of the capacitor is locked by the locking mechanism, the lead wire is placed on the guide seat, the welding position is at the connecting position of the arc-shaped groove and the guide groove, the working motor can be driven to rotate the threaded rod, the moving collar and the guide seat are driven to move along the length direction of the positioning rod and approach the operation table, the lead wire on the guide seat moves and approaches the capacitor during welding, and the automatic feeding effect during welding can be achieved.

[0029] The locking pad can be actuated to make the rotating top rod rotate outward along the positioning shaft, at this time, the capacitor is placed in the arc-shaped groove, and then the locking pad is released, at this time, the rotating top rod is reset under the torsional force of the torsional spring, the capacitor is buckled by the locking pad, the position of the capacitor is locked by the locking mechanism, and the stability of the capacitor lead wire welding is further improved.

[0030] The welding gun head at the end of the control mechanical arm can be lowered by the control mechanical arm, so that the welding gun head can be welded to the capacitor line and the lead wire which are in contact with the connecting position of the arc-shaped groove and the guide groove, and the control mechanical arm can be rotated on the mounting disc to move the control mechanical arm and the welding gun head away from the mounting disc when needed, so as to facilitate manual intervention. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0032] Figure 2 It is a partial structural schematic diagram of the present invention;

[0033] Figure 3 yes Figure 2 A magnified view of the structure at center A;

[0034] Figure 4 It is a front view of the present invention;

[0035] Figure 5 yes Figure 4 A magnified view of the structure at point C in the middle;

[0036] Figure 6 yes Figure 4 Structural cross-section view in the middle BB direction;

[0037] Figure 7 yes Figure 6 A magnified view of the structure at point D in the middle;

[0038] Figure 8 yes Figure 6 Enlarged view of the structure at point E in the middle.

[0039] Figure markings: 1. Support base; 2. Operating table; 3. Arc groove; 4. Guide groove; 5. Locking mechanism; 501. Positioning shaft; 502. Rotating push rod; 503. Locking gasket; 504. Torsion spring; 505. Adjusting rod; 6. Mounting boss; 601. Vertical plate; 602. Bearing seat; 7. Working motor; 8. Threaded rod; 9. Moving collar; 10. Positioning rod; 11. Guide seat; 12. Lead wire placement groove; 13. Wire placement base plate; 14. Base; 15. Mounting chassis; 16. Adjusting robot arm; 17. Welding gun head; 18. Rotating bracket. DETAILED DESCRIPTION

[0040] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0041] Example 1

[0042] refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 andFigure 6 The capacitor lead welding device with the lead automatic feeding function comprises a supporting base 1, an operation table 2 fixedly arranged on the supporting base 1, a welding mechanism fixedly arranged on one side of the top wall of the supporting base 1 and facing the operation table 2, an arc-shaped groove 3 for placing the capacitor and formed in the top wall of the operation table 2, a guide groove 4 formed in the operation table 2 and intersecting the arc-shaped groove 3, and a locking mechanism 5 fixedly arranged at the edges of the two ends of the arc-shaped groove 3.

[0043] The lead feeding assembly is arranged outside the two sides of the guide groove 4, and the guide part of the lead feeding assembly is attached to the inner side of the guide groove 4, so as to guide and feed the lead part of the capacitor. The lead feeding assembly comprises a mounting boss 6, a working motor 7, a threaded rod 8, a moving collar 9, a positioning rod 10 and a guide seat 11. The mounting boss 6 is fixedly arranged on one side of the top surface of the supporting base 1. The threaded rod 8 is threadedly arranged between the mounting boss 6 and the operation table 2. The working motor 7 is arranged outside the side wall of the mounting boss 6, and the output end of the working motor 7 is connected with the threaded rod 8. The moving collar 9 is threadedly arranged outside the threaded rod 8. One end of the guide seat 11 is fixedly arranged on the moving collar 9, and the other end of the guide seat 11 away from the moving collar 9 is attached to the inner side of the guide groove 4. The positioning rod 10 is fixedly arranged between the mounting boss 6 and the operation table 2, and is parallel to the threaded rod 8 and penetrates through the guide seat 11. The end of the guide seat 11 is provided with a lead placing groove 12. The lead placing groove 12 is in the same direction as the guide groove 4, and the bottom end of the lead placing groove 12 is in the same plane as the bottom end of the arc-shaped groove 3. The cross section of the guide groove 4 is convex. The guide seat 11 is a convex seat and is attached to the inner wall of the guide groove 4. The mounting boss 6 comprises a vertical plate 601 and a bearing seat 602. The vertical plate 601 is fixedly arranged on the top surface of the supporting base 1 in the vertical direction. The working motor 7 is arranged on the side wall of the vertical plate 601. The bearing seat 602 is fixedly arranged on the side wall of the vertical plate 601 away from the working motor 7. The end of the threaded rod 8 penetrates through the bearing seat 602 and is connected with the working motor 7 on the other side. Through the joint action of the mounting boss 6, the working motor 7, the threaded rod 8, the moving collar 9, the positioning rod 10 and the guide seat 11, the threaded rod 8 is supported by the bearing seat 602, and the working motor 7 is installed on the vertical plate 601. When the capacitor is placed in the arc-shaped groove 3 and the position of the capacitor is locked by the locking mechanism 5, the lead is placed in the lead placing groove 12 on the guide seat 11. Since the welding position is at the communication part of the arc-shaped groove 3 and the guide groove 4, the working motor 7 is used to drive the threaded rod 8 to rotate, so as to drive the moving collar 9 and the guide seat 11 to move along the length direction of the positioning rod 10 and approach the operation table 2. The convex guide seat 11 moves along the convex guide groove 4, and the lead on the guide seat 11 follows the movement, so as to realize the automatic lead feeding effect and increase the stability during welding.

[0044] Embodiment two

[0045] Based on the above embodiment 1, reference Figure 1、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 , the locking mechanism 5 comprises a positioning shaft 501, a rotating top rod 502, a locking washer 503, a torsion spring 504 and a control plug 505, the positioning shaft 501 is fixedly arranged perpendicularly to the side wall of the operation table 2, the rotating top rod 502 is rotatably installed outside the positioning shaft 501, the locking washer 503 is fixedly arranged at the end of the rotating top rod 502, the torsion spring 504 is arranged around the outside of the positioning shaft 501, and the end of the torsion spring 504 acts on the rotating top rod 502, the control plug 505 is arranged at the end of the positioning shaft 501, and the control plug 505 is connected to the rotating top rod 502, a through slot is formed in the positioning shaft 501, and the bottom end of the rotating top rod 502 passes through the through slot, the control plug 505 is movably inserted into the end of the positioning shaft 501 and connected to the bottom end of the rotating top rod 502 passing through the through slot, an arc-shaped groove 3 is fixedly arranged at the edge of the arc-shaped groove 3 along the length direction of the arc-shaped groove 3, two locking mechanisms 5 are symmetrically arranged on both sides of the wire placing plate 13, and the locking washers 503 of the two locking mechanisms 5 are arranged above the wire placing plate 13, the wire placing plate 13 is an arc-shaped plate, and the curvature of the wire placing plate 13 is the same as the curvature of the arc-shaped groove 3, the locking washer 503 can be actuated to rotate the rotating top rod 502 along the positioning shaft 501, at this time, the capacitor is placed in the arc-shaped groove 3 and the wire placing plate 13, and then the locking washer 503 is released, at this time, the rotating top rod 502 is reset under the torsion of the torsion spring 504, the locking washers 503 of the two locking mechanisms 5 at both ends of the wire placing plate 13 are used to surround and buckle the capacitor, the capacitor is stably buckled on the wire placing plate 13, and the stability of the capacitor lead welding is further improved.

[0046] Example Three

[0047] Based on the above examples 1 and 2, reference is made to Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6The welding mechanism comprises a base 14, a mounting base 15, a control mechanical arm 16 and a welding gun head 17. The base 14 is fixedly arranged at the top wall edge of the support base 1, the mounting base 15 is fixedly arranged on the top wall of the base 14, the control mechanical arm 16 is rotatably arranged on the mounting base 15, and the welding gun head 17 is inserted into the end of the control mechanical arm 16 away from the mounting base 15 and faces the communication position between the arc-shaped groove 3 and the guide groove 4. A rotating support 18 is rotatably arranged at the end of the control mechanical arm 16, the rotating support 18 is provided with an installation slot penetrating through both ends, and one end of the welding gun head 17 is inserted into the installation slot. The external circuit is passed through the installation slot at the end of the rotating support 18 and connected with the welding gun head 17. During welding, the welding gun head 17 at the end of the control mechanical arm 16 can be driven to move downward, and the capacitor circuit and the lead wire contacting the communication position between the arc-shaped groove 3 and the guide groove 4 are welded. If manual welding is needed, the position of the welding gun head 17 and the connecting wire can be limited by the installation slot, and the welding gun head 17 at the end of the rotating support 18 can be pulled out for manual welding. At the same time, when needed, the control mechanical arm 16 can be rotated on the mounting base 15 to move the control mechanical arm 16 and the welding gun head 17 apart, so as to facilitate manual intervention.

[0048] Working principle: please refer to Figures 1-6 During work, the locking pads 503 at both ends of the line placing base plate 13 are first dialed, the capacitor is placed in the arc-shaped groove 3 and the line placing base plate 13 at this time, and then the locking pads 503 are loosened. At this time, the rotating top rod 502 is reset under the torsional force of the torsional spring 504, the locking pads 503 of the locking mechanism 5 at both ends of the line placing base plate 13 are used to surround and buckle the capacitor, the capacitor is stably buckled on the line placing base plate 13, the position of the capacitor is fixed, the lead wire is placed in the lead wire placing groove 12 on the guide seat 11 at this time, the welding position is at the communication position between the arc-shaped groove 3 and the guide groove 4, the threaded rod 8 is driven to rotate by the working motor 7, the moving collar 9 and the guide seat 11 are driven to move along the length direction of the positioning rod 10 and approach the operation table 2, the convex guide seat 11 moves along the convex guide groove 4, and the lead wire moves on the guide seat 11, thereby achieving the effect of automatic lead wire feeding during welding. During welding, the welding gun head 17 at the end of the control mechanical arm 16 is driven to move downward, the capacitor circuit and the lead wire contacting position are welded by the welding gun head 17, when needed, the control mechanical arm 16 can be rotated on the mounting base 15 to move the control mechanical arm 16 and the welding gun head 17 apart, so as to facilitate manual intervention, and when manual welding is needed, the welding gun head 17 at the end of the rotating support 18 can be pulled out for manual welding.

[0049] While embodiments of the application have been shown and described, it is to be understood that the embodiments described are merely exemplary of the principles and application of the present application. Numerous modifications and adaptions can be effected without departing from the spirit and scope of the present application, which is not limited to the exact construction and arrangement described. It is intended, therefore, to cover all modifications and adaptions that fall within the scope of the claims and their equivalents.

Claims

1. A capacitor lead welding device with automatic lead feeding function, characterized in that: include: A support base (1), an operating table (2) is fixedly provided on the support base (1), a welding mechanism facing the operating table (2) is fixedly provided on one side of the top wall of the support base (1), an arc-shaped groove (3) for accommodating a capacitor is provided on the top wall of the operating table (2), a guide groove (4) for intercepting the arc-shaped groove (3) is also provided on the operating table (2), and locking mechanisms (5) are fixedly provided at the edges of both ends of the arc-shaped groove (3); A lead feeding assembly is provided outside both sides of the guide groove (4), and the guide portion of the lead feeding assembly is fitted on the inner side of the guide groove (4), for guiding and feeding the lead portion of the capacitor. The lead feeding assembly comprises: a mounting boss (6), a working motor (7), a threaded rod (8), a movable collar (9), a positioning rod (10) and a guide seat (11). The mounting boss (6) is fixedly provided on one side of the top surface of the support base (1), and the threaded rod (8) is threadedly installed between the mounting boss (6) and the operating table (2). The working motor (7) is arranged outside the side wall of the mounting boss (6), and the output end of the working motor (7) is connected to the threaded rod (8), the threaded sleeve of the movable collar (9) is arranged outside the threaded rod (8), one end of the guide seat (11) is fixedly arranged on the movable collar (9), and the end of the guide seat (11) away from the movable collar (9) is in contact with the inner side of the guide groove (4), the positioning rod (10) is fixedly arranged between the mounting boss (6) and the operating table (2), and the positioning rod (10) is parallel to the threaded rod (8) and passes through the guide seat (11); The locking mechanism (5) comprises a positioning shaft (501), a rotating top rod (502), a locking gasket (503), a torsion spring (504) and a regulating plug rod (505), wherein the positioning shaft (501) is fixedly arranged perpendicular to the side wall of the operating table (2), the rotating top rod (502) is rotatably mounted on the outside of the positioning shaft (501), the locking gasket (503) is fixedly arranged at the end of the rotating top rod (502), the torsion spring (504) is arranged around the outside of the positioning shaft (501), and the end of the torsion spring (504) acts on the rotating top rod (502), the regulating plug rod (505) is arranged at the end of the positioning shaft (501), and the regulating plug rod (505) is connected to the rotating top rod (502); The positioning shaft (501) is provided with a through slot, and the bottom end of the rotating top rod (502) passes through the through slot, and the regulating rod (505) is movably inserted at the end of the positioning shaft (501) and connected to the bottom end of the rotating top rod (502) passing through the through slot; A wire placement base plate (13) is fixedly provided at the edge of the arc groove (3) along the length direction of the arc groove (3), two locking mechanisms (5) are symmetrically arranged on both sides of the wire placement base plate (13) in a group, and the locking gaskets (503) of the two locking mechanisms (5) are staggered and arranged above the wire placement base plate (13).

2. The capacitor lead welding device with automatic lead feeding function according to claim 1, characterized in that: A lead wire placement groove (12) is provided at the end of the guide seat (11), the lead wire placement groove (12) is in the same direction as the guide groove (4), and the bottom end of the lead wire placement groove (12) is in the same plane as the bottom end of the arc groove (3).

3. The capacitor lead welding device with automatic lead feeding function according to claim 1, characterized in that: The cross section of the guide groove (4) is convex, and the guide seat (11) is a convex seat and is arranged in contact with the inner wall of the guide groove (4).

4. The capacitor lead welding device with automatic lead feeding function according to claim 1, characterized in that: The mounting boss (6) includes a vertical plate (601) and a bearing seat (602), wherein the vertical plate (601) is fixedly arranged on the top surface of the support base (1) in a vertical direction, and the working motor (7) is arranged on the side wall of the vertical plate (601), and the bearing seat (602) is fixedly arranged in contact with the side wall of the vertical plate (601) away from the working motor (7), and the end of the threaded rod (8) passes through the bearing seat (602) and is connected to the working motor (7) on the other side.

5. The capacitor lead welding device with automatic lead feeding function according to claim 1, characterized in that: The wire placement bottom plate (13) is an arc-shaped bottom plate, and the curvature of the wire placement bottom plate (13) is the same as the curvature of the arc-shaped groove (3).

6. The capacitor lead welding device with automatic lead feeding function according to claim 1, characterized in that: The welding mechanism comprises a base (14), a mounting chassis (15), a regulating mechanical arm (16) and a welding gun head (17); the base (14) is fixedly arranged at the edge of the top wall of the supporting base (1); the mounting chassis (15) is fixedly arranged on the top wall of the base (14); the regulating mechanical arm (16) is rotatably mounted on the mounting chassis (15); the welding gun head (17) is inserted into the end of the regulating mechanical arm (16) away from the mounting chassis (15), and the welding gun head (17) is facing the connection between the arc groove (3) and the guide groove (4).

7. The capacitor lead welding device with automatic lead feeding function according to claim 6, characterized in that: A rotating bracket (18) is rotatably mounted on the end of the regulating mechanical arm (16), and a mounting slot with two ends passing through the end of the rotating bracket (18) is provided, and one end of the welding gun head (17) is inserted into the mounting slot.

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