A piercing device for horn capacitors

Abstract

A puncturing device for a horn capacitor comprises a rotating platform and a support seat, wherein the rotating platform is arranged on the top of the support seat, and two symmetrical puncturing structures are arranged on the top of the rotating platform, and the two puncturing structures each comprise a first mounting plate and a second mounting plate, wherein the bottom of the first mounting plate is connected to the rotating platform, and the second mounting plate is liftably arranged on one side of the first mounting plate, and a liftable pricking needle mounting seat and a liftable unloading block are arranged on the side of the second mounting plate, wherein the unloading block is located below the pricking needle mounting seat, and two pricking needles arranged at intervals are connected to the bottom of the pricking needle mounting seat, and two unloading rods are arranged at the bottom of the unloading block, and a gripper is connected to the side of the pricking needle mounting seat, and a positioning clamping structure for clamping two pins is arranged on the side of the support seat, and the positioning clamping structure is located below one pricking structure and is liftably arranged, and the pricking needle can sequentially penetrate the unloading block, the unloading rod and the positioning clamping structure.

Description

Technical Field

[0001] The utility model relates to the field of capacitors, in particular to a piercing device for horn capacitors. Background Art

[0002] Horn type electrolytic capacitor, also known as "horn capacitor", is a capacitor in a compact DC circuit, which is characterized by high voltage, small size and small capacity. The horn capacitor includes a shell, a core package and a sealing cover, the core package is located in the shell, the sealing cover is covered on the top of the shell, the core package is connected to two pins, the two pins are divided into an anode and a cathode, and the sealing cover is provided with two terminals, each terminal corresponding to a pin.

[0003] During the production of the horn capacitor, two pins need to be pierced so that the two terminals on the sealing cover can pass through. In the prior art, two needles of a piercing machine are used to pierce the two pins respectively. After the two needles are pierced, they are pulled out, and then the two terminals on the sealing cover are automatically passed through the corresponding holes in the next process equipment. Since the apertures on the two pins are small, it is often difficult for the two terminals on the sealing cover to align with the corresponding holes, which makes the two terminals on the sealing cover and the holes of the two pins misaligned during assembly, resulting in low assembly efficiency. Utility Model Content

[0004] The utility model provides a piercing device for a horn capacitor, the main purpose of which is to overcome the problem that after two pins of the existing horn capacitor core package are pierced, two terminals on a sealing cover cannot be aligned with the holes on the corresponding pins after the piercing needles are pulled out.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A puncturing device for a horn capacitor comprises a rotating platform and a support seat, wherein the rotating platform is arranged on the top of the support seat, and two symmetrical puncturing structures are arranged on the top of the rotating platform, and the two puncturing structures each comprise a first mounting plate and a second mounting plate, wherein the bottom of the first mounting plate is connected to the rotating platform, and the second mounting plate is arranged on one side of the first mounting plate in a liftable manner, and a liftable pricking needle mounting seat and a liftable discharge block are arranged on the side of the second mounting plate, and the discharge block is located below the pricking needle mounting seat, and two pricking needles arranged at intervals are connected to the bottom of the pricking needle mounting seat, and two discharge rods are arranged at the bottom of the discharge block, and each pricking needle corresponds to a discharge rod, and a gripper is connected to the side of the pricking needle mounting seat, and a positioning clamping structure for clamping two pins is arranged on the side of the support seat, and the positioning clamping structure is located below one puncturing structure, and the positioning clamping structure is located below the discharge block and can be lifted and lowered, and the pricking needle can sequentially penetrate the discharge block, the discharge rod and the positioning clamping structure.

[0007] Furthermore, a vertically arranged first KK module is connected to the side of the first mounting plate, a first motor for driving the slide of the first KK module to rise and fall is provided on the top of the first KK module, and the second mounting plate is connected to the slide of the first KK module.

[0008] Furthermore, a cylinder mounting seat is provided on the top of the second mounting plate, a first cylinder with a piston rod facing downward is provided on the bottom surface of the cylinder mounting seat, the piston rod of the first cylinder is provided with a first connecting block, the first connecting block is connected to the top of the puncture needle mounting seat, and two first slide rails arranged at intervals are provided on the side of the second mounting plate, the two first slide rails are provided with a first slider that slidably cooperates with them, and the first slider is connected to the puncture needle mounting seat.

[0009] Furthermore, a second cylinder with a piston rod facing downward is provided on the side of the second mounting plate, the piston rod of the second cylinder is provided with a second connecting block, the second connecting block is connected to a discharge block mounting seat, the discharge block is connected to the side of the discharge block mounting seat, the two first slide rails are provided with a second slider that slides with them, the second slider is connected to the discharge block mounting seat, and the second slider is located below the first slider.

[0010] Furthermore, the unloading block is provided with two first puncture needle holes extending vertically, and the two unloading rods are provided with second puncture needle holes extending vertically, each puncture needle corresponds to a first puncture needle hole and a second puncture needle hole, the puncture needles sequentially penetrate the first puncture needle holes and the second puncture needle holes, and the bottom of the puncture needles can extend out of the second puncture needle holes.

[0011] Furthermore, the gripper includes a pneumatic finger cylinder and two clamping plates, the two clamping plates are respectively connected to two clamping claws of the pneumatic finger cylinder, and arc grooves are provided on two opposite side surfaces of the two clamping plates.

[0012] Furthermore, a plurality of connecting rods are provided between the first mounting plates of the two puncture hole structures.

[0013] Furthermore, a third mounting plate is connected to the side of the support seat, and the positioning and clamping structure includes a second KK module, a fourth mounting plate, a positioning mounting seat, a positioning block, and two second clamping blocks. The second KK module is vertically connected to the side of the third mounting plate, and the bottom of the second KK module is provided with a second motor that drives the slide of the second KK module to rise and fall. The fourth mounting plate is connected to the slide of the second KK module, and the positioning mounting seat is connected to the side of the fourth mounting plate. The positioning block is arranged in the middle of the top surface of the positioning mounting seat, and a boss is provided in the middle of the top surface of the positioning block. Two third puncture needle holes are provided on the top surface of the positioning block, and each third puncture needle hole corresponds to a puncture needle. The two clamping blocks are respectively located on both sides of the boss, and the positioning mounting seat is provided with a driving structure that drives the two clamping blocks to move toward or away from each other.

[0014] Furthermore, the driving structure includes a third motor and two pulleys arranged at intervals, the two pulleys are rotatably arranged on a positioning mounting seat, a belt is provided between the two pulleys, the output shaft of the third motor is coaxially connected to one of the pulleys, the two clamping blocks are connected to a third connecting block, the third connecting blocks on the two clamping blocks are respectively connected to different sides of the belt, the top surface of the positioning mounting seat is provided with two second slide rails arranged at intervals, each second slide rail corresponds to a third connecting block, and the bottom of the third connecting block is connected to a third slider slidably matched with the second slide rail.

[0015] From the above description of the utility model, it can be seen that compared with the prior art, the utility model has the following advantages: the positioning clamping structure rises to clamp and position the two pins on the core package that have not been punctured in the previous process, and the two needles in a puncturing structure corresponding to the positioning clamping structure descend to puncture the two pins. After the puncturing of the two pins is completed, the positioning clamping structure is reset, and the two needles are not pulled out from the two pins. At the same time, the gripper clamps the core package after the puncture; then the rotating platform rotates 180°, and the core package after the puncture is sent to the next process for assembly with the sealing cover. At the same time, another puncturing structure punctures the core package of the previous process. When the two pins of the core package after the puncture are sent to the top of the sealing cover, the unloading block descends so that the two unloading rods squeeze the two pins downward. At this time, the two terminals on the sealing cover penetrate into the holes of the corresponding pins. At the same time, after the two pins are squeezed downward, the two needles are separated from the corresponding pins; finally, the unloading block is reset, and then the two needles are reset. After the two pins of the core package are pierced, the needle does not need to be pulled out. The discharge rod presses the two pins downward so that the terminal on the sealing cover enters the hole of the corresponding pin. At this time, the bottom of the needle is also located in the discharge rod and separated from the pin. This method can ensure that the terminal on the sealing cover can accurately correspond to the hole on the pin, thereby improving assembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural diagram of the utility model.

[0017] Figure 2 It is a structural diagram of the puncture structure of the utility model.

[0018] Figure 3 This is a structural diagram of the positioning and clamping structure of the utility model.

[0019] Figure 4 This is a structural diagram of the core package and sealing cover of the horn capacitor.

[0020] Figure 5 This is a partial diagram of the usage scenario of the utility model. DETAILED DESCRIPTION

[0021] Reference Figure 1 and Figure 2 A puncture device for a horn capacitor comprises a rotating platform 1 and a support seat 2, wherein the rotating platform 1 is arranged on the top of the support seat 2, and two symmetrical puncture structures 3 are arranged on the top of the rotating platform 1. The two puncture structures 3 each comprise a first mounting plate 4 and a second mounting plate 5, wherein the bottom of the first mounting plate 4 is connected to the rotating platform 1, and the second mounting plate 5 is arranged on one side of the first mounting plate 4 in a liftable manner, and a liftable puncture needle mounting seat 6 and a liftable discharge block 7 are arranged on the side of the second mounting plate 5, and the discharge block 7 is located below the puncture needle mounting seat 6, and two puncture needles 8 arranged at intervals are connected to the bottom of the puncture needle mounting seat 6, and two discharge rods 9 are arranged at the bottom of the discharge block 7, and each puncture needle 8 corresponds to a discharge rod 9, and a gripper 10 is connected to the side of the puncture needle mounting seat 6, and a plurality of connecting rods 26 are arranged between the first mounting plates 4 of the two puncture structures 3. The side of the support seat 2 is provided with a positioning clamping structure 11 for clamping two pins, the positioning clamping structure 11 is located below a puncture structure 3, the positioning clamping structure 11 is located below the discharge block 7 and can be raised and lowered, and the puncture needle 8 can sequentially penetrate the discharge block 7, the discharge rod 9 and the positioning clamping structure 11. The rotating platform 1 has no existing structure, and its specific structure is not repeated here.

[0022] Reference Figure 1 and Figure 2 The side of the first mounting plate 4 is connected with a vertically arranged first KK module 12, and the top of the first KK module 12 is provided with a first motor 13 for driving the slide of the first KK module 12 to rise and fall. The second mounting plate 5 is connected with the slide of the first KK module 12. The first motor 13 is used to drive the slide of the first KK module 12 to rise and fall, thereby driving the overall rise and fall of the second mounting plate 5, the needle mounting seat 6, the discharge block 7 and the gripper 10. The first KK module 12 is an existing structure, and its specific structure is not repeated here.

[0023] Reference Figure 1 and Figure 2 The top of the second mounting plate 5 is provided with a cylinder mounting seat 51, and the bottom surface of the cylinder mounting seat 51 is provided with a first cylinder 14 with a piston rod facing downward, and the piston rod of the first cylinder 14 is provided with a first connecting block 15, and the first connecting block 15 is connected to the top of the puncture needle mounting seat 6. The side of the second mounting plate 5 is provided with two first slide rails 16 arranged at intervals, and the two first slide rails 16 are provided with a first slider 17 that slides with them, and the first slider 17 is connected to the puncture needle mounting seat 6. The first cylinder 14 is used to drive the puncture needle mounting seat 6 to rise and fall, thereby driving the two puncture needles 8 and the gripper 10 to rise and fall, and the cooperation of the first slide rail 16 and the first slider 17 ensures that the puncture needle mounting seat 6 is lifted and lowered in the vertical direction.

[0024] Reference Figure 1 and Figure 2 The side of the second mounting plate 5 is provided with a second cylinder 18 with a piston rod facing downward, and the piston rod of the second cylinder 18 is provided with a second connecting block 19, and the second connecting block 19 is connected to a discharge block mounting seat 20, and the discharge block 7 is connected to the side of the discharge block mounting seat 20. The two first slide rails 16 are each provided with a second slider 21 that is slidably matched therewith, and the second slider 21 is connected to the discharge block mounting seat 20, and the second slider 21 is located below the first slider 17. The second cylinder 18 is used to drive the discharge block 7 and the discharge rod 9 to rise and fall, and the cooperation between the first slide rail 16 and the second slider 21 ensures that the discharge block 7 is lifted and lowered in the vertical direction.

[0025] Reference Figure 1 and Figure 2 The discharge block 7 is provided with two first pricking needle holes 22 which pass through from top to bottom, and the two discharge rods 9 are both provided with second pricking needle holes which pass through from top to bottom (not marked in the figure due to the view), and each pricking needle 8 corresponds to a first pricking needle hole 22 and a second pricking needle hole (not marked in the figure due to the view), and the pricking needle 8 passes through the first pricking needle hole 22 and the second pricking needle hole (not marked in the figure due to the view), and the bottom of the pricking needle 8 can extend out of the second pricking needle hole (not marked in the figure due to the view).

[0026] Reference Figure 1 and Figure 2 The gripper 10 includes a pneumatic finger cylinder 23 and two clamping plates 24, the two clamping plates 24 are respectively connected to the two clamping claws of the pneumatic finger cylinder 23, and the two opposite sides of the two clamping plates 24 are provided with arc grooves 25, and the grooves 25 are adapted to the outer peripheral surface of the core package of the horn capacitor. The two clamping claws of the pneumatic finger cylinder 23 can drive the two clamping plates 24 to open and close, and the two clamping plates 24 are used to grab the core package.

[0027] Reference Figure 1 and Figure 3 A third mounting plate 27 is connected to the side of the support seat 2, and the positioning clamping structure 11 includes a second KK module 28, a fourth mounting plate 29, a positioning mounting seat 30, a positioning block 31 and two second clamping blocks 32. The second KK module 28 is vertically connected to the side of the third mounting plate 27, and the bottom of the second KK module 28 is provided with a second motor 33 for driving the slide of the second KK module 28 to rise and fall. The fourth mounting plate 29 is connected to the slide of the second KK module 28, and the positioning mounting seat 30 is connected to the side of the fourth mounting plate 29. The positioning block 31 is arranged in the middle of the top surface of the positioning mounting seat 30, and the middle of the top surface of the positioning block 31 is provided with a boss 34. The top surface of the positioning block 31 is provided with two third puncture needle holes 35, each of which corresponds to a puncture needle 8, and the third puncture holes 35 are provided for the corresponding puncture needle 8 to penetrate, and the two clamping blocks 32 are respectively located on both sides of the boss 34, and the positioning mounting seat 30 is provided with a driving structure for driving the two clamping blocks 32 to move toward or away from each other. The second motor 33 is used to drive the slide of the second KK module 28 to rise and fall, thereby driving the fourth mounting plate 29 and the positioning mounting seat 30 to rise and fall.

[0028] Reference Figure 1 and Figure 3 The driving structure includes a third motor 36 and two belt pulleys 37 arranged at intervals. The two belt pulleys 37 are rotatably arranged on the positioning mounting seat 30. A belt 38 is arranged between the two belt pulleys 37. The output shaft of the third motor 36 is coaxially connected to one of the belt pulleys 37. The two clamping blocks 32 are connected to a third connecting block 39. The third connecting blocks 39 on the two clamping blocks 32 are respectively connected to different sides of the belt 38. The top surface of the positioning mounting seat 30 is provided with two second slide rails 40 arranged at intervals. Each second slide rail 40 corresponds to a third connecting block 39. The bottom of the third connecting block 39 is connected to a third slider 41 that is slidably matched with the second slide rail 40. The third motor 36 drives the belt 38 to drive clockwise and counterclockwise by forward and reverse rotation, thereby driving the two clamping blocks 32 to move toward and away from each other.

[0029] Reference Figures 1 to 5The working principle of the utility model is as follows: when the core package 42 in the previous process is sent to one side of the positioning and clamping structure 11, the positioning mounting seat 30 rises, so that the two pins 43 on the core package 42 that have not been pierced are located on the top surface of the positioning block 31 and are respectively located on both sides of the boss 34, and then the two clamping blocks 32 move toward each other to clamp each pin 43 between the clamping block 32 and the boss 34, and then the two piercing needles 8 in a piercing structure 3 corresponding to the positioning and clamping structure 11 descend to pierce the two pins 43. After the piercing of the two pins 43 is completed, the two clamping plates 24 clamp the pierced core package 42, and the two piercing needles 8 are not pulled out from the two pins 43. At the same time, the positioning mounting seat 30 and the two clamping blocks 32 are reset, thereby completing the piercing action of the two pins 43. Then the rotating platform 1 rotates 180°, and the punctured core package 42 is sent to the next process for assembly with the sealing cover 44. At the same time, another puncturing structure 3 punctures the core package 42 of the previous process. When the two pins 43 of the punctured core package 42 are sent to the top of the sealing cover 44, the unloading block 7 descends so that the two unloading rods 9 squeeze the two pins 43 downward. At this time, the two terminals 45 on the sealing cover 44 penetrate into the holes 46 of the corresponding pins 43. At the same time, after the two pins 43 are squeezed downward, the two pricking needles 8 are separated from the corresponding pins 43, and the bottom of the pricking needles 8 is located in the unloading rod 9; finally, the unloading block 7 is reset, and then the two pricking needles 8 are reset.

[0030] The above is only a specific implementation method of the utility model, but the design concept of the utility model is not limited to this. Any non-substantial changes to the utility model using this concept shall be deemed as an infringement of the protection scope of the utility model.

Claims

1. A piercing device for horn capacitors, characterized in that: The invention comprises a rotating platform and a supporting seat, wherein the rotating platform is arranged on the top of the supporting seat, and two symmetrical puncture structures are arranged on the top of the rotating platform, and the two puncture structures each comprise a first mounting plate and a second mounting plate, the bottom of the first mounting plate is connected to the rotating platform, and the second mounting plate is liftably arranged on one side of the first mounting plate, and a liftable pricking needle mounting seat and a liftable unloading block are arranged on the side of the second mounting plate, and the unloading block is located below the pricking needle mounting seat, and two pricking needles arranged at intervals are connected to the bottom of the pricking needle mounting seat, and two unloading rods are arranged at the bottom of the unloading block, and each pricking needle corresponds to a unloading rod, and a gripper is connected to the side of the pricking needle mounting seat, and a positioning clamping structure for clamping two pins is provided on the side of the supporting seat, and the positioning clamping structure is located below one puncture structure, and the positioning clamping structure is located below the unloading block and is liftably arranged, and the pricking needle can sequentially penetrate the unloading block, the unloading rod and the positioning clamping structure.

2. A piercing device for a horn capacitor as claimed in claim 1, characterized in that: A vertically arranged first KK module is connected to the side of the first mounting plate, a first motor for driving the slide of the first KK module to rise and fall is provided on the top of the first KK module, and the second mounting plate is connected to the slide of the first KK module.

3. A piercing device for a horn capacitor as claimed in claim 1, characterized in that: A cylinder mounting seat is provided on the top of the second mounting plate, a first cylinder with a piston rod facing downward is provided on the bottom of the cylinder mounting seat, the piston rod of the first cylinder is provided with a first connecting block, the first connecting block is connected to the top of the puncture needle mounting seat, two first slide rails arranged at intervals are provided on the side of the second mounting plate, the two first slide rails are provided with a first slider slidably matched therewith, and the first slider is connected to the puncture needle mounting seat.

4. A piercing device for a horn capacitor as claimed in claim 3, characterized in that: A second cylinder with a piston rod facing downward is provided on the side of the second mounting plate, and the piston rod of the second cylinder is provided with a second connecting block, and the second connecting block is connected to a discharge block mounting seat, and the discharge block is connected to the side of the discharge block mounting seat, and the two first slide rails are each provided with a second slider that slides with the second slider, and the second slider is connected to the discharge block mounting seat, and the second slider is located below the first slider.

5. A piercing device for a horn capacitor as claimed in claim 1, characterized in that: The discharge block is provided with two first puncture needle holes which pass through from top to bottom, and the two discharge rods are provided with second puncture needle holes which pass through from top to bottom. Each puncture needle corresponds to a first puncture needle hole and a second puncture needle hole. The puncture needles penetrate into the first puncture needle hole and the second puncture needle hole in sequence, and the bottom of the puncture needle can extend out of the second puncture needle hole.

6. A piercing device for a horn capacitor as claimed in claim 1, characterized in that: The gripper comprises a pneumatic finger cylinder and two clamping plates, wherein the two clamping plates are respectively connected to two clamping claws of the pneumatic finger cylinder, and arc grooves are arranged on two opposite side surfaces of the two clamping plates.

7. A piercing device for a horn capacitor as claimed in claim 1, characterized in that: A plurality of connecting rods are arranged between the first mounting plates of the two puncture hole structures.

8. A piercing device for a horn capacitor as claimed in claim 1, characterized in that: A third mounting plate is connected to the side of the support seat, and the positioning and clamping structure includes a second KK module, a fourth mounting plate, a positioning mounting seat, a positioning block, and two second clamping blocks. The second KK module is vertically connected to the side of the third mounting plate, and the bottom of the second KK module is provided with a second motor that drives the slide of the second KK module to rise and fall. The fourth mounting plate is connected to the slide of the second KK module, and the positioning mounting seat is connected to the side of the fourth mounting plate. The positioning block is arranged in the middle of the top surface of the positioning mounting seat, and a boss is arranged in the middle of the top surface of the positioning block. Two third pricking needle holes are arranged on the top surface of the positioning block, and each third pricking needle hole corresponds to a pricking needle. The two clamping blocks are respectively located on both sides of the boss, and the positioning mounting seat is provided with a driving structure that drives the two clamping blocks to move toward or away from each other.

9. A piercing device for a horn capacitor as claimed in claim 8, characterized in that: The driving structure includes a third motor and two pulleys arranged at intervals, the two pulleys are rotatably arranged on a positioning mounting seat, a belt is provided between the two pulleys, the output shaft of the third motor is coaxially connected to one of the pulleys, the two clamping blocks are connected to a third connecting block, the third connecting blocks on the two clamping blocks are respectively connected to different sides of the belt, the top surface of the positioning mounting seat is provided with two second slide rails arranged at intervals, each second slide rail corresponds to a third connecting block, and the bottom of the third connecting block is connected to a third slider slidably matched with the second slide rail.

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