A kind of automatic feeding device and method of fuse copper cap

Abstract

The present invention belongs to the technical field of fuse production, and in particular, is an automatic feeding device and method for fuse copper caps, comprising a base, a truncated table rotatably connected to the top of the base, an even number of chutes are provided on the top of the truncated table, a slide is provided in the chutes, a material taking rod is fixed through the outer end of the slide, a silo is fixed on the top of the base, a first outlet is provided on one side of the silo, an extension is provided at the edge of the base, a pair of positioning rods are fixed on the top of the extension, a driving assembly is provided on the base, and a push-out assembly is connected to the slide. In the present invention, the driving assembly drives the truncated table to rotate until the next material taking rod rotates to a position facing the first outlet, the push-out assembly moves the two slides outward respectively, and the material taking rod will be inserted into the opening of the lowermost copper cap end, and then the slide is driven by the push-out assembly to reset and move so that the material taking rod takes out the copper cap, and the above steps are repeated next time, and the corresponding material taking rod will insert the copper cap into the sand filling hole of the fuse.

Description

Technical Field

[0001] The invention relates to the technical field of fuse production, and in particular to an automatic feeding device and method for fuse copper caps. Background Art

[0002] Fuses are essential electronic components in circuit systems, and they mainly serve as overload protection. If fuses are correctly placed in circuits, they will melt and cut off the current when the current abnormally rises to a certain height and temperature, thus protecting the circuit from safe operation and avoiding dangers such as overheating and fire.

[0003] In order to solve the problem that "existing copper cap loading requires workers to manually select and pick up the copper caps", a Chinese patent with publication number CN221352654U discloses a fuse copper cap loading device; including a rotary material selection mechanism; the rotary material selection mechanism includes a cap box, a rotary blade and a rotary motor; the cap box is used to install a plurality of copper caps, and the rotary motor drives the rotary blade to rotate; the end of the rotary blade has a copper cap seat arranged along the rotation direction, and the copper cap seat passes through the cap box as the rotary blade rotates, and the size of the copper cap seat matches the opening of the copper cap.

[0004] In view of this, the present application proposes an automatic feeding device and method for fuse copper caps, which can realize automatic feeding of copper caps, thereby improving efficiency. Summary of the invention

[0005] Based on the technical problems existing in the prior art, the present invention proposes an automatic feeding device and method for fuse copper caps.

[0006] The present invention proposes an automatic feeding device for copper caps of fuses, comprising a base, a truncated table is rotatably connected to the top of the base, an even number of slide grooves distributed in an annular array are provided on the top of the truncated table, a slide that can move along the slide groove is provided in the slide groove, and the slide groove is elastically connected to the slide groove, a material taking rod is fixed through the outer end of the slide groove, a material bin for storing copper caps is fixed on the top of the base, a first outlet is provided on the side of the material bin close to the material taking rod, an extension part that is opposite to the material bin is provided at the edge of the base, a pair of L-shaped positioning rods are fixed on the top of the extension part, a driving component is provided on the base, and a pushing component is connected to the slide groove to push the copper caps. The caps are placed one by one from the top of the silo, and the copper caps will be accumulated one by one in the silo. Then the fuse is placed between the two positioning rods, and then the rotary table is driven to rotate by the driving assembly until the next feeding rod rotates to the position opposite to the first outlet and stops rotating. Then the pushing assembly moves the two opposing slides outward respectively, and the feeding rod will be inserted into the opening at the end of the lowest copper cap. Then the pushing assembly drives the slide to reset and move, so that the feeding rod will take out the copper cap, and the above steps will be repeated next time. When the feeding rod with the copper cap moves to the fuse, the corresponding feeding rod will insert the copper cap into the sand filling hole of the fuse.

[0007] Preferably, the driving assembly includes a bracket fixed above the base, a downward electric push rod is fixed on the bracket, the output shaft of the electric push rod is connected to the twisted rod, a circular hole is opened in the middle position of the truncated table, a ring is connected in the circular hole through a one-way bearing, a convex ball is fixed on the circumferential inner wall of the ring, the convex ball and the twisted rod form a transmission connection, a straight groove is opened on the twisted rod, the straight groove is connected to the top of the threaded groove on the twisted rod, the twisted rod is pushed downward by the electric push rod, the twisted rod and the convex ball interact with each other to make the ring and the truncated table rotate together, until the next material taking rod rotates to a position facing the first outlet, the convex ball enters the straight groove, at which time the twisted rod continues to move downward and the truncated table stops rotating.

[0008] Preferably, the ejection assembly includes a ring fixedly mounted on the twisted rod, a pair of pressure blocks facing the extension part and the silo respectively fixed on the circumferential outer wall of the ring, and an upward force-bearing block capable of contacting the pressure block is provided at the inner end of the slide. When the convex ball follows the straight groove, the pressure block will squeeze the two force-bearing blocks, causing the two opposing slides to move outward respectively.

[0009] Preferably, a guide hole is opened at the inner end of the slide, a guide column is inserted in the guide hole, the inner end of the guide column is fixed on the inner wall of the slide groove, a spring is sleeved on the guide column, and the two ends of the spring are respectively fixedly connected to the slide and the guide column, so that when the pressure block moves upward, the slide can be driven to reset and move by the spring.

[0010] Preferably, the interior of the material picking rod is a hollow structure, the outer end of the material picking rod is provided with multiple air inlets, the inner end of the material picking rod is provided with an exhaust port, a fan is fixed inside the material picking rod, the air inlet end of the fan is connected to an exhaust pipe, and the fan is started. After the fan is started, a negative pressure can be formed at the air inlet, and when the end of the material picking rod contacts the inner wall of the copper cap, the copper cap can be sucked, so that the copper cap will not fall off the material picking rod easily.

[0011] Preferably, a second outlet opposite to the first outlet is provided on the silo, so that when the copper cap is placed into the silo, it is not necessary to consider whether the orientation of the copper cap is correct. When the orientation of the copper cap is incorrect, the material taking rod will directly push the copper cap out of the second outlet, thereby improving the overall efficiency.

[0012] Preferably, a notch is provided on the base below the second outlet, an intermediate bin is fixed in the notch, collecting bins connected to the intermediate bin are fixed on both sides of the intermediate bin, the collecting bin is inclined upward toward the direction of the intermediate bin, a fixed block is fixed on the side of the bin below the second outlet, the fixed block is located directly above the intermediate bin, the copper cap is pushed out and slides downward, then the left edge of the bottom end of the copper cap contacts the fixed block, so that the copper cap turns right and falls into the intermediate bin, then the copper cap slides into the collecting bin and is collected, so that the direction of the copper cap can be corrected, and the staff only needs to take out the copper cap in the collecting bin and put it into the bin.

[0013] Preferably, a groove is provided on the top of the extension part, a support plate is arranged in the groove, a rotating shaft is fixed to the outer end of the support plate, the rotating shaft is rotatably connected to the extension part, one end of the rotating shaft passes through the extension part and is connected to a gear through a one-way bearing, a rack that can mesh with the gear is fixed on the twisted rod, when the twisted rod is reset and moved, the rack is synchronously driven to move upward, the rack will mesh and drive the gear to rotate, and the gear will synchronously drive the rotating shaft and the support plate to rotate upward, so that the fuse can be pushed out.

[0014] The present invention also provides a method for automatically feeding a fuse copper cap, comprising the following steps:

[0015] S1. Place the copper caps one by one from the top of the silo, and the copper caps will be piled up in the silo one by one. Then place the fuse on the support plate between the two positioning rods.

[0016] S2, push the twisted rod downward by the electric push rod, the twisted rod and the convex ball interact with each other to make the sleeve ring and the round table rotate together, until the next material taking rod rotates to the position facing the first outlet, the convex ball enters the straight groove, at this time the twisted rod continues to move downward and the round table stops rotating, and then the pressure block squeezes the two force blocks, so that the two opposing slides move outward respectively, and the material taking rod will be inserted into the opening at the end of the lowest copper cap, and then the twisted rod is driven to reset by the electric push rod, and the slide will reset and move, so that the material taking rod will take out the copper cap, and the above steps will be repeated next time, when the material taking rod with the copper cap moves to the fuse, the corresponding material taking rod will insert the copper cap into the sand filling hole of the fuse;

[0017] S3. When the copper cap is inserted into the sand-filling hole of the fuse, the twisted rod will reset and move, which will simultaneously drive the rack to move upward. The rack will mesh and drive the gear to rotate, and the gear will synchronously drive the shaft and the support plate to rotate upward, so that the fuse can be pushed out.

[0018] Compared with the prior art, the present invention provides an automatic feeding device and method for fuse copper caps, which has the following beneficial effects:

[0019] 1. An automatic feeding device and method for copper caps of fuses, which comprises the following steps: a feeding rod is provided, and a rotating assembly is used to drive a truncated table to rotate until the next feeding rod rotates to a position facing a first outlet and stops rotating, and then a pushing assembly moves two opposing slides outwards respectively, and the feeding rod is inserted into the opening at the end of the lowest copper cap, and then the pushing assembly is used to drive the slide to reset and move, so that the feeding rod takes out the copper cap, and the above steps are repeated next time, when the feeding rod with the copper cap moves to the fuse, the corresponding feeding rod will insert the copper cap into the sand filling hole of the fuse.

[0020] 2. An automatic feeding device and method for fuse copper caps, which sets a driving component and pushes the twisted rod downward through an electric push rod. The twisted rod and the convex ball interact with each other to make the ring and the round table rotate together until the next feeding rod rotates to a position facing the first outlet and the convex ball enters the straight groove. At this time, the twisted rod continues to move downward and the round table stops rotating.

[0021] 3. An automatic feeding device and method for fuse copper caps, by setting a push-out assembly, when the convex ball follows the straight groove, the pressure block will squeeze the two force blocks, so that the two opposing slides move outward respectively.

[0022] 4. An automatic feeding device and method for fuse copper caps. By setting a collecting bin, the copper caps are pushed out and slide downward, and then the left edge of the bottom of the copper caps will contact the fixed block, so that the copper caps will turn to the right and fall into the middle bin, and then the copper caps will slide into the collecting bin and be collected, so that the direction of the copper caps can be corrected, and the staff only needs to take out the copper caps in the collecting bin and add them to the silo.

[0023] 5. An automatic feeding device and method for fuse copper caps. By setting a support plate, the twisted rod will synchronously drive the rack to move upward when it resets, and the rack will mesh and drive the gear to rotate. The gear will synchronously drive the shaft and the support plate to rotate upward, so that the fuse can be pushed out. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the structure from a first angle of an automatic feeding device for fuse copper caps proposed by the present invention;

[0025] Figure 2 This is a second angle structural schematic diagram of an automatic feeding device for fuse copper caps proposed by the present invention;

[0026] Figure 3 This is a schematic diagram of a truncated table cross-sectional structure of an automatic feeding device for fuse copper caps proposed by the present invention;

[0027] Figure 4 This is a schematic diagram of the cross-sectional structure of a material bin of an automatic feeding device for fuse copper caps proposed by the present invention;

[0028] Figure 5 For the present invention Figure 4 A schematic diagram of the enlarged structure at point A;

[0029] Figure 6 This is a schematic diagram of the installation structure between the twisted rod and the round table of an automatic feeding device for fuse copper caps proposed by the present invention;

[0030] Figure 7 This is a schematic diagram of the twisted rod structure of an automatic feeding device for fuse copper caps proposed by the present invention;

[0031] Figure 8 This is a schematic diagram of the internal structure of a feeding rod of an automatic feeding device for fuse copper caps proposed by the present invention;

[0032] Fig. 9 For the present invention Figure 2 A schematic diagram of the enlarged structure at B;

[0033] Fig.10 A schematic diagram of the movement state of a copper cap of a fuse copper cap automatic feeding device proposed by the present invention being pushed out;

[0034] Fig.11 For the present invention Fig.10 Enlarged structural diagram at C.

[0035] In the figure: 1. base; 2. round table; 3. slide; 4. slide; 5. material taking rod; 6. silo; 7. first outlet; 8. extension; 9. positioning rod; 10. bracket; 11. electric push rod; 12. twisted rod; 13. round hole; 14. ring; 15. convex ball; 16. straight groove; 17. ring; 18. pressure block; 19. force block; 20. fan; 21. exhaust pipe; 22. exhaust port; 23. air inlet; 24. groove; 25. rotating shaft; 26. gear; 27. rack; 28. support plate; 29. ​​second outlet; 30. fixing block; 31. intermediate bin; 32. collecting bin; 33. notch; 34. guide hole; 35. guide column; 36. spring. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0037] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0038] Reference Figure 1-Figure 11 , a device and method for automatically feeding copper caps of fuses, comprising a base 1, a round table 2 is rotatably connected to the top of the base 1, an even number of slide grooves 3 distributed in an annular array are provided on the top of the round table 2, a slide 4 capable of moving along the slide groove 3 is provided in the slide groove 3, and the slide 4 is elastically connected to the slide groove 3, a material taking rod 5 is fixed to the outer end of the slide 4, a silo 6 for storing copper caps is fixed to the top of the base 1, a first outlet 7 is provided on the side of the silo 6 close to the material taking rod 5, an extension part 8 opposite to the silo 6 is provided at the edge of the base 1, a pair of L-shaped positioning rods 9 are fixed on the top of the extension part 8, a driving component is provided on the base 1, and the slide 4 is connected to a push-out component The copper caps are placed one by one from the top of the silo 6, and the copper caps will be accumulated one by one in the silo 6. Then the fuse is placed between the two positioning rods 9, and then the rotary assembly is used to drive the round table 2 to rotate until the next material picking rod 5 rotates to the position opposite to the first outlet 7 and stops rotating. Then the push-out assembly moves the two opposing slides 4 outward respectively, and the material picking rod 5 will be inserted into the opening at the end of the lowest copper cap. Then the push-out assembly is used to drive the slide 4 to reset and move, so that the material picking rod 5 will take out the copper cap, and the above steps will be repeated next time. When the material picking rod 5 with the copper cap moves to the fuse, the corresponding material picking rod 5 will plug the copper cap into the sand filling hole of the fuse.

[0039] Among them, the driving assembly includes a bracket 10 fixed above the base 1, a downward electric push rod 11 is fixed on the bracket 10, the output shaft of the electric push rod 11 is connected to the twisted rod 12, a circular hole 13 is opened in the middle position of the truncated table 2, a collar 14 is connected in the circular hole 13 through a one-way bearing, a convex ball 15 is fixed on the circumferential inner wall of the collar 14, the convex ball 15 forms a transmission connection with the twisted rod 12, a straight groove 16 is opened on the twisted rod 12, the straight groove 16 is connected to the top of the threaded groove on the twisted rod 12, the twisted rod 12 is pushed downward by the electric push rod 11, the twisted rod 12 and the convex ball 15 interact with each other to make the collar 14 and the truncated table 2 rotate together, until the next material taking rod 5 rotates to a position facing the first outlet 7, the convex ball 15 enters the straight groove 16, at this time the twisted rod 12 continues to move downward and the truncated table 2 stops rotating.

[0040] Among them, the ejection component includes a ring 17 fixedly mounted on the twisted rod 12, and a pair of pressure blocks 18 facing the extension portion 8 and the silo 6 respectively are fixed on the circumferential outer wall of the ring 17. The inner end of the slide 4 is provided with an upward force block 19 that can contact the pressure block 18. When the convex ball 15 follows the straight groove 16, the pressure block 18 will squeeze the two force blocks 19, so that the two opposing slides 4 move outward respectively.

[0041] Among them, a guide hole 34 is opened at the inner end of the slide 4, and a guide column 35 is inserted in the guide hole 34. The inner end of the guide column 35 is fixed on the inner wall of the slide groove 3. A spring 36 is sleeved on the guide column 35. The two ends of the spring 36 are respectively fixedly connected to the slide 4 and the guide column 35. In this way, when the pressure block 18 moves upward, the spring 36 can drive the slide 4 to reset and move.

[0042] Furthermore, the interior of the material picking rod 5 is a hollow structure, and a plurality of air inlets 23 are provided at the outer end of the material picking rod 5, and an exhaust port 22 is provided at the inner end of the material picking rod 5. A fan 20 is fixed inside the material picking rod 5, and an air inlet end of the fan 20 is connected to an exhaust pipe 21. When the fan 20 is started, a negative pressure can be formed at the air inlet 23. When the end of the material picking rod 5 contacts the inner wall of the copper cap, the copper cap can be sucked, so that the copper cap will not fall off the material picking rod 5 easily.

[0043] Furthermore, a second outlet 29 opposite to the first outlet 7 is provided on the silo 6, so that when the copper cap is placed into the silo 6, it is not necessary to consider whether the orientation of the copper cap is correct. When the orientation of the copper cap is incorrect, the material taking rod 5 will directly push the copper cap out of the second outlet 29, thereby improving the overall efficiency.

[0044] Furthermore, a notch 33 is provided on the base 1 below the second outlet 29, and an intermediate bin 31 is fixed in the notch 33. Collecting bins 32 connected to the intermediate bin 31 are fixed on both sides of the intermediate bin 31, and the collecting bin 32 is inclined upward toward the intermediate bin 31. A fixing block 30 below the second outlet 29 is fixed on the side of the silo 6, and the fixing block 30 is located directly above the intermediate bin 31. After the copper cap is pushed out, it slides downward, and then the left edge of the bottom end of the copper cap contacts the fixing block 30, so that the copper cap will turn right and fall into the intermediate bin 31, and then the copper cap will slide into the collecting bin 32 and be collected, so that the direction of the copper cap can be corrected, and the staff only needs to take out the copper cap in the collecting bin 32 and add it to the silo 6.

[0045] Furthermore, a groove 24 is provided at the top of the extension portion 8, and a support plate 28 is arranged in the groove 24. A rotating shaft 25 is fixed to the outer end of the support plate 28. The rotating shaft 25 is rotatably connected to the extension portion 8. One end of the rotating shaft 25 passes through the extension portion 8 and is connected to a gear 26 through a one-way bearing. A rack 27 that can mesh with the gear 26 is fixedly sleeved on the twisted rod 12. When the twisted rod 12 is reset and moved, the rack 27 is synchronously driven to move upward, and the rack 27 will mesh and drive the gear 26 to rotate, and the gear 26 will synchronously drive the rotating shaft 25 and the support plate 28 to rotate upward, so that the fuse can be pushed out.

[0046] The present invention also provides a method for automatically feeding a fuse copper cap, comprising the following steps:

[0047] S1, insert the copper caps one by one from the top of the silo 6, and the copper caps will be piled up one by one in the silo 6, and then place the fuse on the support plate 28 between the two positioning rods 9;

[0048] S2, the twisted rod 12 is pushed downward by the electric push rod 11, and the twisted rod 12 and the convex ball 15 interact with each other to make the sleeve ring 14 and the round table 2 rotate together, until the next feeding rod 5 rotates to the position facing the first outlet 7, the convex ball 15 enters the straight groove 16, at this time, the twisted rod 12 continues to move downward and the round table 2 stops rotating, and then the pressing block 18 squeezes the two force blocks 19, so that the two opposing slides 4 move outward respectively, and the feeding rod 5 will be inserted into the opening of the lowermost copper cap end, and then the twisted rod 12 is driven to reset by the electric push rod 11, and the slide 4 will reset and move, so that the feeding rod 5 will take out the copper cap, and the above steps will be repeated next time. When the feeding rod 5 with the copper cap moves to the fuse, the corresponding feeding rod 5 will insert the copper cap into the sand filling hole of the fuse;

[0049] S3. When the copper cap is inserted into the sand-filling hole of the fuse, the twisted rod 12 resets and moves to synchronously drive the rack 27 to move upward, and the rack 27 engages and drives the gear 26 to rotate, and the gear 26 synchronously drives the shaft 25 and the support plate 28 to rotate upward, so that the fuse can be pushed out.

[0050] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic feeding device for fuse copper caps, comprising a base (1), characterized in that: The top of the base (1) is rotatably connected to a truncated table (2), the top of the truncated table (2) is provided with an even number of slide grooves (3) distributed in an annular array, the slide groove (3) is provided with a slide frame (4) capable of moving along the slide groove (3), and the slide frame (4) is elastically connected to the slide groove (3), the outer end of the slide frame (4) is penetrated and fixed with a material taking rod (5), the top of the base (1) is fixed with a material bin (6) for storing copper caps, a first outlet (7) is provided on a side of the material bin (6) close to the material taking rod (5), an extension portion (8) is provided at the edge of the base (1) and is located opposite to the material bin (6), a pair of L-shaped positioning rods (9) are fixed on the top of the extension portion (8), a driving component is provided on the base (1), and a push-out component is connected to the slide frame (4); The driving assembly comprises a bracket (10) fixed above the base (1), a downwardly facing electric push rod (11) fixed on the bracket (10), the output shaft of the electric push rod (11) being connected to a twisted rod (12), a circular hole (13) being provided in the middle of the truncated table (2), a sleeve ring (14) being connected in the circular hole (13) via a one-way bearing, a convex ball (15) being fixed on the circumferential inner wall of the sleeve ring (14), the convex ball (15) being in transmission connection with the twisted rod (12), a straight groove (16) being provided on the twisted rod (12), the straight groove (16) being connected to the top of the threaded groove on the twisted rod (12); The ejection assembly comprises a ferrule (17) fixedly sleeved on the twisted rod (12); a pair of pressing blocks (18) facing the extension portion (8) and the hopper (6) are fixed to the circumferential outer wall of the ferrule (17); and a force bearing block (19) facing upward and capable of contacting the pressing block (18) is provided at the inner end of the slide (4).

2. The automatic feeding device for fuse copper caps according to claim 1 is characterized in that: A guide hole (34) is formed at the inner end of the slide (4), a guide post (35) is inserted into the guide hole (34), the inner end of the guide post (35) is fixed to the inner wall of the slide groove (3), a spring (36) is sleeved on the guide post (35), and the two ends of the spring (36) are respectively fixedly connected to the slide (4) and the guide post (35).

3. The automatic feeding device for fuse copper caps according to claim 1 is characterized in that: The interior of the material taking rod (5) is a hollow structure. The outer end of the material taking rod (5) is provided with a plurality of air inlets (23). The inner end of the material taking rod (5) is provided with an air outlet (22). A fan (20) is fixed inside the material taking rod (5). The air inlet end of the fan (20) is connected to an exhaust pipe (21).

4. The automatic feeding device for fuse copper caps according to claim 3 is characterized in that: The silo (6) is provided with a second outlet (29) located opposite to the first outlet (7).

5. The automatic feeding device for fuse copper caps according to claim 4 is characterized in that: The base (1) is provided with a notch (33) located below the second outlet (29), an intermediate bin (31) is fixed in the notch (33), collecting bins (32) communicating with the intermediate bin (31) are fixed on both sides of the intermediate bin (31), the collecting bin (32) is inclined upward in the direction of the intermediate bin (31), and a fixing block (30) located below the second outlet (29) is fixed on the side of the bin (6), the fixing block (30) is located directly above the intermediate bin (31).

6. The automatic feeding device for fuse copper caps according to claim 1, characterized in that: The top of the extension part (8) is provided with a groove (24), a support plate (28) is arranged in the groove (24), a rotating shaft (25) is fixed to the outer end of the support plate (28), the rotating shaft (25) is rotatably connected to the extension part (8), one end of the rotating shaft (25) passes through the extension part (8) and is connected to a gear (26) via a one-way bearing, and a rack (27) capable of meshing with the gear (26) is fixedly sleeved on the twisted rod (12).

7. A method for automatically feeding fuse copper caps, characterized in that: The steps include: S1. Place the copper caps one by one from the top of the silo (6). The copper caps will be piled up one by one in the silo (6). Then, place the fuse on the support plate (28) between the two positioning rods (9). S2, the twisted rod (12) is pushed downward by the electric push rod (11), and the twisted rod (12) and the convex ball (15) interact with each other to make the sleeve ring (14) and the round table (2) rotate together, until the next feeding rod (5) rotates to a position directly opposite to the first outlet (7), and the convex ball (15) enters the straight groove (16), at which time the twisted rod (12) continues to move downward and the round table (2) stops rotating, and then the pressing block (18) squeezes the two force blocks (19), so that the two opposing slides (4) move outward respectively, and the feeding rod (5) will be inserted into the opening of the lowermost copper cap end, and then the twisted rod (12) is driven to reset by the electric push rod (11), and the slide (4) will reset and move, so that the feeding rod (5) will take out the copper cap, and the above steps will be repeated next time. When the feeding rod (5) with the copper cap moves to the fuse, the corresponding feeding rod (5) will insert the copper cap into the sand filling hole of the fuse; S3. When the copper cap is inserted into the sand filling hole of the fuse, the twisted rod (12) moves back to the original position and synchronously drives the rack (27) to move upward. The rack (27) will mesh and drive the gear (26) to rotate. The gear (26) will synchronously drive the shaft (25) and the support plate (28) to rotate upward, so that the fuse can be pushed out.

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