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CN-121972588-A - Stamping and cutting device for tail end of capacitor guide pin

CN121972588ACN 121972588 ACN121972588 ACN 121972588ACN-121972588-A

Abstract

The invention relates to the technical field of capacitor processing equipment and discloses a capacitor guide pin tail end punching and cutting device which comprises a machine case and a capacitor, wherein a feeding tray, an auxiliary tray and a punching and cutting mechanism are arranged on the upper surface of the machine case, the feeding tray and the auxiliary tray rotate reversely and synchronously, adjacent positions of the feeding tray and the auxiliary tray are set to be cutting stations, the feeding tray is used for conveying the capacitor to the cutting stations, a capacitor guide pin is arranged at the front end of the capacitor, and the capacitor guide pin tail end punching and cutting device can realize stable clamping and fixing when the capacitor moves to the cutting stations by arranging the feeding tray, the auxiliary tray and the punching and cutting mechanism, and meanwhile, the guide pin is synchronously bent and then cut by utilizing a driving stamping part and a driven stamping part from two sides of the guide pin, so that the problems of easiness in generating a bent pin indentation and low cutting length precision caused by the interval between a fixed blade and the guide pin in the traditional cutting device are effectively solved.

Inventors

  • LI XIANWU
  • WANG JIAMING
  • ZHOU YINGJUN

Assignees

  • 益阳市益利达电子有限公司

Dates

Publication Date
20260505
Application Date
20260227

Claims (10)

  1. 1. A capacitor guide pin tail end punching and cutting device comprises a machine case (1) and a capacitor (6) and is characterized in that a feeding disc (2), an auxiliary disc (3) and a punching and cutting mechanism (4) are arranged on the upper surface of the machine case (1), the feeding disc (2) and the auxiliary disc (3) rotate reversely and synchronously, adjacent positions of the feeding disc (2) and the auxiliary disc (3) are set to be cutting stations, the feeding disc (2) is used for conveying the capacitor (6) to the cutting stations, the capacitor guide pin is arranged at the front end of the capacitor (6), when the capacitor (6) moves to the cutting stations, the capacitor (6) can be clamped and fixed by the feeding disc (2) and the auxiliary disc (3), the punching and cutting mechanism (4) comprises a base (41), a driving punching part (42) and a driven punching part (43), the base (41) is arranged on the upper surface of the machine case (1), the driving punching part (42) and the driven punching part (43) are respectively arranged on two sides of the cutting stations, the capacitor (6) can be conveyed to the capacitor (6) from the driving part (42) and the driven part (43) to be cut in the direction approaching to the cutting station (2) to be driven by the driving part (43), when the driving stamping part (42) continues to move, the driven stamping part (43) is driven to move towards the cutting station, and then the driving stamping part and the cutting station are simultaneously contacted with the guide pins of the capacitor (6) from two sides, so that stamping cutting is completed.
  2. 2. The device for punching and cutting the tail end of the capacitor lead pin according to claim 1, wherein the two ends of the base (41) are respectively and fixedly provided with a first mounting frame (411) and a second mounting frame (412), the punching and cutting mechanism (4) further comprises a first driving traversing plate (421) and a second driving traversing plate (431), the first driving traversing plate (421) and the second driving traversing plate (431) are respectively and horizontally and slidably arranged on the first mounting frame (411) and the second mounting frame (412), the first driving stamping part (42) is fixedly arranged on the first driving traversing plate (421), the second driving stamping part (43) is fixedly arranged on the second driving traversing plate (431), the first driving stamping part (42) and the second driving stamping part (43) are oppositely arranged, the side surface of the first driving traversing plate (421) is fixedly provided with a push plate (422), the side surface of the second driving traversing plate (431) is slidably provided with a driven plate (432), the side surface of the second driving traversing plate (433), the driven plate (432) and the driven plate (433) are horizontally and slidably arranged on the second mounting frame (412), the driven plate (434) is rotatably arranged between the driven plate (434) and the driven gear (434), and racks which are in fit engagement with the transmission gears (434) are arranged on the opposite side surfaces of the driven plate (432) and the driven plate (433).
  3. 3. The device for stamping and cutting the tail end of the capacitor lead pin according to claim 2, wherein a return spring (435) is fixedly arranged between the passive traverse plate (431) and the second mounting frame (412), and the return spring (435) is used for driving the passive traverse plate (431) to return to an initial position after the stamping and cutting are completed.
  4. 4. The device for stamping and cutting the tail end of the capacitor lead pin according to claim 2, wherein the first mounting frame (411) is fixedly provided with a linear driving device (44), the output end of the linear driving device (44) is fixedly connected with the active traversing plate (421), and the linear driving device (44) is used for providing power for the horizontal reciprocating movement of the active traversing plate (421).
  5. 5. The stamping and cutting device for the tail end of the capacitor guide pin is characterized in that a first shaft seat (11) and a second shaft seat (12) are fixedly arranged on two sides of the upper surface of the chassis (1) respectively, the feeding disc (2) and the auxiliary disc (3) are rotatably arranged on the first shaft seat (11) and the second shaft seat (12) respectively, a rotating shaft of the feeding disc (2) is connected with the first shaft seat (11) through a one-way bearing, a linkage gear (13) is fixedly arranged on the rotating shafts of the feeding disc (2) and the auxiliary disc (3), and the linkage gears (13) are in meshed transmission with each other to realize reverse synchronous rotation of the feeding disc (2) and the auxiliary disc (3).
  6. 6. The device for stamping and cutting the tail end of the capacitor guide pin according to claim 5, wherein a synchronous transmission mechanism (5) is arranged between the feeding disc (2) and the driving transverse moving plate (421), the synchronous transmission mechanism (5) comprises a sliding plate (51), a pawl (52), a ratchet wheel (53) and a connecting rod (54), the sliding plate (51) is horizontally and slidably arranged in the shaft seat I (11), the pawl (52) is rotatably arranged below the sliding plate (51), the ratchet wheel (53) is fixedly arranged on the end face of the feeding disc (2), the ratchet wheel (53) is in fit and clamping connection with a pawl hook of the pawl (52), one end of the connecting rod (54) is fixedly connected with the driving transverse moving plate (421), the other end of the connecting rod (54) is connected with the sliding plate (51), and a tension spring (55) is further arranged between the sliding plate (51) and the pawl (52), and the tension spring (55) is used for enabling the pawl (52) to push the ratchet wheel (53) not to rotate.
  7. 7. The device for stamping and cutting the tail end of a capacitor lead pin according to claim 6, wherein the base (41) is horizontally and slidably arranged on the chassis (1), a sliding rod (56) is fixedly arranged on the sliding plate (51), and the sliding rod (56) is slidably connected with the connecting rod (54).
  8. 8. The stamping and cutting device for the tail end of the capacitor guide pin is characterized in that a first accommodating groove (21) is uniformly formed in the circumferential surface of the feeding disc (2), an arc-shaped penetrating groove (22) is formed in the front end of the first accommodating groove (21), the arc-shaped penetrating groove (22) penetrates through the front end surface of the feeding disc (2), a second accommodating groove (31) is uniformly formed in the circumferential surface of the auxiliary disc (3), a flat penetrating groove (32) is formed in the front end of the second accommodating groove (31), the flat penetrating groove (32) penetrates through the front end surface of the auxiliary disc (3), the rear end of the second accommodating groove (31) penetrates through the rear end surface of the auxiliary disc (3), buffer cushions are arranged on the inner side surfaces of the first accommodating groove (31) and the flat penetrating groove (32), the front end surfaces of the first accommodating groove (21) and the second accommodating groove (31) are in the same plane, when the capacitor (6) is placed in the first accommodating groove (21), the capacitor guide pin (22) is prevented from penetrating through the front end surface of the capacitor (6) and does not extend into the capacitor guide pin (32) when the capacitor pin (6) rotates along with the front end surface of the capacitor guide pin (31), at the moment, the flat through groove (32) is attached to the two capacitance guide pins of the capacitor (6) to prevent rotation.
  9. 9. The stamping and cutting device for the tail end of the capacitor guide pin is characterized in that a fixing ring (14) is fixedly arranged on the shaft seat I (11), a notch ring (15) is fixedly arranged on the fixing ring (14), the notch ring (15) is sleeved on the outer side of the feeding disc (2), the notch end of the notch ring (15) is arranged on one side far away from the auxiliary disc (3), a gap exists between the notch ring (15) and the rear end face of the auxiliary disc (3), and after the capacitor (6) enters the accommodating groove I (21), the notch ring (15) is in sliding contact with the circumferential face of the capacitor (6) in the rotating process of the feeding disc (2) so as to prevent the capacitor (6) from falling off from the accommodating groove I (21).
  10. 10. The stamping and cutting device for the tail end of the capacitor guide pin is characterized in that a feeding plate (16) and a discharging plate (17) are fixedly arranged on one side, away from the auxiliary disc (3), of the fixing ring (14), the feeding plate (16) is arranged on the lower side of a notch of the notch ring (15), the feeding plate (16) is located above the axis of the feeding disc (2) and is used for guiding a capacitor (6) to be cut into a first accommodating groove (21), the discharging plate (17) is fixedly connected with the lower end of a notch of the notch ring (15) and is used for guiding and discharging the cut capacitor (6) from the first accommodating groove (21), and a waste channel (18) is fixedly arranged between the first mounting frame (411) and the second mounting frame (412) and is used for receiving the tail end of the capacitor guide pin which falls down after cutting and guiding and discharging.

Description

Stamping and cutting device for tail end of capacitor guide pin Technical Field The invention relates to the technical field of capacitor processing equipment, in particular to a capacitor guide pin tail end punching and cutting device. Background In the production and manufacturing process of electronic components such as an aluminum electrolytic capacitor, a guide pin is used as a core bridge for connecting an internal electrode of the capacitor with an external circuit, and the length precision and the end flatness of the guide pin directly influence the assembly quality, the electrical performance and the subsequent welding reliability of the capacitor. The guide pin cutting is one of key processes for capacitor production, and the key requirement is to realize accurate cutting of the tail end of the guide pin, ensure that the residual length of the guide pin after cutting is consistent, and simultaneously avoid the defects of bent pins, burrs, indentations and the like of the guide pin so as to meet the assembly requirements of miniaturization and high precision of electronic equipment. Chinese patent CN118162570B discloses a pin cutting and forming device for an aluminum electrolytic capacitor, which can realize accurate cutting of a capacitor guide pin. In the device, because the fixed blade is fixedly arranged on the frame through the mounting plate, in order to avoid the obstruction of the fixed blade to the movement of the capacitor guide pin, when the capacitor moves to the cutting position, a certain interval exists between the fixed blade and the guide pin, so that the guide pin can be pressed on the fixed blade by the bending guide pin when the guide pin is cut by the cutter, then the cutting can be completed, the operation mode of bending before cutting is easy to cause the guide pin to have defects such as bending and indentation, the accuracy of the residual length of the guide pin after cutting is greatly reduced, meanwhile, when the device cuts the tail end of the guide pin, the length of the guide pin which is not cut is limited, and the overlong guide pin cannot enter the mounting plate. Disclosure of Invention (One) solving the technical problems Aiming at the defects of the prior art, the invention provides a stamping and cutting device for the tail end of a capacitor guide pin, which has the functions of not bending the guide pin and not limiting the length of the guide pin during cutting, and solves the problems in the prior art. (II) technical scheme In order to solve the technical problems, the invention provides the following technical scheme: The utility model provides a capacitor guide pin tail end punching press cutting device, includes quick-witted case and condenser, the upper surface of machine case is provided with feeding tray, auxiliary disc and punching press cutting mechanism, feeding tray and auxiliary disc reverse synchronous rotation, adjacent position of feeding tray and auxiliary disc is established to cutting the station, the feeding tray is used for carrying the condenser to cutting the station, the front end of condenser is provided with the capacitor guide pin, when the condenser removes to cutting the station, can be fixed by feeding tray and auxiliary disc cooperation centre gripping, punching press cutting mechanism includes frame, initiative stamping workpiece and passive stamping workpiece, the upper surface at the machine case is installed to the frame, initiative stamping workpiece and passive stamping workpiece set up respectively in the both sides of cutting the station, the condenser can pass through between initiative stamping workpiece and the passive stamping workpiece, at initiative stamping workpiece passive stamping workpiece direction removal and be close to cutting the in-out station the in-process, drive feeding tray rotates and carries the next condenser that waits to cut to cutting the station, when initiative stamping workpiece moves continuously, and then moves passive stamping workpiece from both sides contact and accomplish the punching press with the guide pin of condenser simultaneously. Preferably, the two ends of the stand are respectively fixedly provided with a first mounting frame and a second mounting frame, the punching cutting mechanism further comprises a driving transverse plate and a driven transverse plate, the driving transverse plate and the driven transverse plate are respectively and horizontally slidably mounted on the first mounting frame and the second mounting frame, the driving stamping part is fixedly mounted on the driving transverse plate, the driven stamping part is fixedly mounted on the driven transverse plate, the driving stamping part and the driven stamping part are oppositely arranged, the side surface of the driving transverse plate is fixedly provided with a push plate, the side surface of the driven transverse plate is slidably penetrated with a driven plate, the side surface of the driven transverse