Rectifier bridge punching and riveting tool

Abstract

The utility model relates to the technical field of rectifier bridge punching and riveting tool improvement, and discloses a rectifier bridge punching and riveting tool which comprises a machining base, the top end of the machining base is fixedly connected with a supporting seat, the top end of the supporting seat is fixedly connected with a machining table, a collecting box is arranged in the supporting seat, a machining groove is formed in the top end of the machining table, and the collecting box is fixedly connected with the machining table. A lower mold is installed in the machining groove, supporting columns are fixedly connected to the two sides of the top end of the machining base, a top plate is fixedly connected to the top ends of the supporting columns, and a hydraulic cylinder is installed at the bottom end of the top plate. According to the punching and riveting tool for the rectifier bridge, punching and riveting are conducted on the rectifier bridge through the punching and riveting assembly, punching and riveting can be conducted on three punching rivets in the punching and riveting assembly at the same time, the punching and riveting efficiency is improved, once the punching and riveting assembly is damaged, the punching and riveting assembly can be taken down from the punching and riveting plate to be replaced by directly screwing off the mounting bolts, and the punching and riveting efficiency is improved. The problems that the spin riveting machining efficiency is low, and rusting is prone to occurring are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of improved punching and riveting tooling for rectifier bridges, in particular to punching and riveting tooling for rectifier bridges. Background Art

[0002] A rectifier bridge is an electronic component. A rectifier bridge generally carries a sufficiently large inductive load, so there is no current discontinuity in the rectifier bridge. According to the type of rectifier transformer, it can be divided into a traditional multi-pulse transformer rectifier and an autocoupled multi-pulse transformer rectifier.

[0003] After searching, it is found that common rectifier bridges need to be punched and riveted during production. Most common riveting processes can only be processed in a single group, and the riveted parts are prone to friction and rust, which affects the efficiency of equipment processing and the durability of the equipment.

[0004] There is an urgent need for rectifier bridge punching and riveting tooling to solve the technical defects raised in the above-mentioned technology. Utility Model Content

[0005] The utility model aims to provide a rectifier bridge punching and riveting tool to solve the problems of low efficiency and easy rusting of the rotary riveting process proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rectifier bridge punching and riveting tool, comprising a processing base, the top of the processing base is fixedly connected to a support base, the top of the support base is fixedly connected to a processing table, a collecting box is arranged inside the support base, a processing groove is arranged at the top of the processing table, a lower mold is installed inside the processing groove, support columns are fixedly connected to both sides of the top of the processing base, the top of the support column is fixedly connected to a top plate, a hydraulic cylinder is installed at the bottom of the top plate, a punching and riveting plate is fixedly connected to the output end of the hydraulic cylinder, a mounting plate is installed at the bottom of the punching and riveting plate, a punching and riveting assembly is installed at the bottom of the mounting plate, limited sliders are fixedly connected to both sides of the punching and riveting plate, a limited slideway is fixedly connected to the left side of the support column, and a limited frame is installed inside the processing groove.

[0007] Preferably, the mounting plate is provided with mounting bolts, and the mounting bolts are embedded in the inside of the punch riveting plate.

[0008] Preferably, the punch rivet assembly is provided with three groups of punch rivets, and a protective cover is installed at the bottom end of the punch rivets.

[0009] Preferably, the limiting sliding block is slidably connected to the outside of the limiting slideway, and the bottom end of the punching and riveting assembly corresponds to the lower mold.

[0010] Preferably, a chip removal hole is provided inside the lower mold, and the chip removal hole is communicated with the interior of the collection box.

[0011] Preferably, mounting slides are fixedly connected on both sides of the collection box, mounting grooves are fixedly connected on both sides of the support seat, the mounting slides are embedded in the mounting grooves, the bottom end of the collection box is fixedly connected to a connecting plate, and the bottom end of the connecting plate is movably connected to a ball bearing.

[0012] Preferably, a clamping pad is fixedly connected to the inner side of the limit frame, splicing blocks are fixedly connected to both ends of the limit frame, and a splicing slot is provided inside the processing table.

[0013] Preferably, three groups of the limit frames are provided, and the splicing card blocks are embedded in the splicing card slots.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the rectifier bridge punching and riveting tooling not only improves processing efficiency and facilitates collection, but also facilitates position limiting.

[0015] (1) By providing a punching and riveting plate, a limiting slideway, a hydraulic cylinder, a punching and riveting assembly and a limiting slide block, the rectifier bridge is placed on the processing table during processing, and then the hydraulic cylinder is started, and the hydraulic cylinder pushes the punching and riveting plate downward, and the three punching rivets in the punching and riveting assembly at the bottom of the punching and riveting plate can be punched and riveted at the same time, thereby improving the efficiency of punching and riveting. Once the punching and riveting assembly is damaged, the mounting bolts can be directly unscrewed to remove the punching and riveting assembly from the punching and riveting plate for replacement. This structure realizes the function of facilitating the improvement of punching and riveting efficiency;

[0016] (2) By providing a collection box, a mounting slider, a chip removal hole, a mounting chute and a ball bearing, the chips generated when the punching and riveting assembly punches and rivets the rectifier bridge can fall from the chip removal hole into the collection box. The collection box collects the chips generated during the processing and can be taken out for cleaning. When taking out, hold the handle of the collection box and pull it outward, and the mounting sliders on both sides of the collection box can be moved out from the inside of the mounting chute. This structure realizes the function of facilitating collection;

[0017] (3) By setting a limit frame, a processing groove, a splicing slot, a clamping pad and a splicing block, the limit frame can limit the rectifier bridge. During processing, the limit frame is first installed according to the size of the rectifier bridge, and the splicing block on the limit frame is inserted into the inside of the splicing slot and fixed. Then the rectifier bridge is placed in the limit frame of the processing groove. During the punching and riveting process, the limit frame can limit the rectifier bridge to prevent it from shifting. This structure realizes the function of facilitating limiting. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 2 This is a front view structural diagram of the punching and riveting assembly of the utility model;

[0020] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 4 It is a schematic diagram of the top view structure of the processing groove of the utility model.

[0022] In the figure: 1. Processing base; 2. Support seat; 3. Collection box; 4. Mounting slide; 5. Processing table; 6. Limit frame; 7. Lower mold; 8. Processing groove; 9. Support column; 10. Riveting plate; 11. Mounting plate; 12. Limit slide; 13. Top plate; 14. Hydraulic cylinder; 15. Riveting assembly; 16. Limit slide; 17. Chip removal hole; 18. Mounting slide; 19. Mounting bolt; 20. Protective cover; 21. Connecting plate; 22. Ball; 23. Splicing slot; 24. Clamping pad; 25. Splicing block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1: Please refer to Figure 1-4 , the rectifier bridge punching and riveting tooling comprises a processing base 1, the top of the processing base 1 is fixedly connected with a support base 2, the top of the support base 2 is fixedly connected with a processing table 5, a collecting box 3 is arranged inside the support base 2, a processing groove 8 is arranged at the top of the processing table 5, a lower mold 7 is installed inside the processing groove 8, support columns 9 are fixedly connected to both sides of the top of the processing base 1, a top plate 13 is fixedly connected to the top of the support column 9, a hydraulic cylinder 14 is installed at the bottom end of the top plate 13, a punching and riveting plate 10 is fixedly connected to the output end of the hydraulic cylinder 14, a mounting plate 11 is installed at the bottom end of the punching and riveting plate 10, a punching and riveting assembly 15 is installed at the bottom end of the mounting plate 11, limited sliders 16 are fixedly connected to both sides of the punching and riveting plate 10, a limited slideway 12 is fixedly connected to the left side of the support column 9, and a limited frame 6 is installed inside the processing groove 8;

[0025] The mounting plate 11 is provided with mounting bolts 19, which are embedded in the inside of the punching and riveting plate 10. The punching and riveting assembly 15 is provided with three groups of punching rivets, and the bottom ends of the punching and riveting rivets are provided with protective covers 20. The limiting slider 16 is sleeved on the outside of the limiting slideway 12 in a sliding connection, and the bottom end of the punching and riveting assembly 15 corresponds to the lower mold 7.

[0026] Specifically, Figure 1 and Figure 2As shown, the hydraulic cylinder 14 pushes the rivet plate 10 downward, and the three rivets in the rivet assembly 15 at the bottom of the rivet plate 10 can be riveted at the same time, thereby improving the efficiency of riveting. Once the rivet assembly 15 is damaged, the mounting bolts 19 can be directly unscrewed to remove the rivet assembly 15 from the rivet plate 10 and replace it.

[0027] Embodiment 2: The lower mold 7 is provided with a chip removal hole 17 inside, and the chip removal hole 17 is connected with the inside of the collection box 3. The two sides of the collection box 3 are fixedly connected with mounting slide blocks 4, and the two sides of the support seat 2 are fixedly connected with mounting slide grooves 18. The mounting slide block 4 is embedded in the mounting slide groove 18. The bottom end of the collection box 3 is fixedly connected with a connecting plate 21, and the bottom end of the connecting plate 21 is movably connected with a ball bearing 22;

[0028] Specifically, Figure 1 and Figure 3 As shown, the debris generated when the riveting assembly 15 performs riveting processing on the rectifier bridge can fall into the interior of the collection box 3 from the chip removal hole 17. The collection box 3 collects the debris generated during the processing and can be taken out for cleaning. When taking it out, hold the handle of the collection box 3 and pull it outwards, and the installation sliders 4 on both sides of the collection box 3 can be moved out from the interior of the installation slide groove 18.

[0029] Embodiment 3: A clamping pad 24 is fixedly connected to the inner side of the limit frame 6, and splicing blocks 25 are fixedly connected to both ends of the limit frame 6. A splicing slot 23 is provided inside the processing table 5. The limit frame 6 is provided with three groups, and the splicing blocks 25 are embedded inside the splicing slot 23;

[0030] Specifically, Figure 1 and Figure 4 As shown, the limit frame 6 can limit the rectifier bridge. During processing, the limit frame 6 is first installed according to the size of the rectifier bridge. The splicing card block 25 on the limit frame 6 is inserted into the inside of the splicing card slot 23 for fixation, and then the rectifier bridge is placed in the limit frame 6 of the processing slot 8. During the punching and riveting process, the limit frame 6 can limit the rectifier bridge to prevent it from shifting.

[0031] Working principle: When the utility model is used, the limiting frame 6 corresponding to the size of the rectifier bridge is first installed inside the processing groove 8 of the processing table 5, and the splicing block 25 on the limiting frame 6 is inserted into the splicing card slot 23 for fixing, and then the rectifier bridge is placed in the limiting frame 6 of the processing groove 8. During the riveting process, the limiting frame 6 can limit the rectifier bridge to prevent it from shifting. The hydraulic cylinder 14 pushes the riveting plate 10 downward, and the three rivets in the riveting assembly 15 at the bottom of the riveting plate 10 can be riveted at the same time, which improves the efficiency of riveting. Once the rivet assembly 15 is damaged, the mounting bolts 19 can be directly unscrewed to remove the rivet assembly 15 from the rivet plate 10 and replace it. The debris generated when the rivet assembly 15 performs rivet processing on the rectifier bridge can fall into the interior of the collection box 3 from the chip removal hole 17. The collection box 3 collects the debris generated during the processing and can be taken out for cleaning. When taking it out, hold the handle of the collection box 3 and pull it outwards. The mounting slide blocks 4 on both sides of the collection box 3 can be moved out from the interior of the mounting slide groove 18. This structure realizes the function of facilitating collection.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A rectifier bridge punching and riveting tool, comprising a processing base (1), characterized in that: The top of the processing base (1) is fixedly connected to a support base (2), the top of the support base (2) is fixedly connected to a processing table (5), a collecting box (3) is arranged inside the support base (2), a processing groove (8) is arranged at the top of the processing table (5), a lower mold (7) is installed inside the processing groove (8), support columns (9) are fixedly connected to both sides of the top of the processing base (1), the top of the support column (9) is fixedly connected to a top plate (13), and the top plate A hydraulic cylinder (14) is installed at the bottom end of (13), the output end of the hydraulic cylinder (14) is fixedly connected to a punching and riveting plate (10), the bottom end of the punching and riveting plate (10) is installed with a mounting plate (11), the bottom end of the mounting plate (11) is installed with a punching and riveting assembly (15), both sides of the punching and riveting plate (10) are fixedly connected to limit sliders (16), the left side of the support column (9) is fixedly connected to a limit slideway (12), and a limit frame (6) is installed inside the processing groove (8).

2. The rectifier bridge punching and riveting tool according to claim 1, characterized in that: The mounting plate (11) is provided with mounting bolts (19), and the mounting bolts (19) are embedded in the interior of the punching and riveting plate (10).

3. The rectifier bridge punching and riveting tool according to claim 1, characterized in that: The punch rivet assembly (15) is provided with three groups of punch rivets, and a protective cover (20) is installed at the bottom end of the punch rivets.

4. The rectifier bridge punching and riveting tool according to claim 1, characterized in that: The limiting slide block (16) is sleeved on the outside of the limiting slideway (12) in a sliding connection, and the bottom end of the punching and riveting assembly (15) corresponds to the lower mold (7).

5. The rectifier bridge punching and riveting tool according to claim 1, characterized in that: The lower die (7) is provided with a chip removal hole (17) inside, and the chip removal hole (17) is connected with the inside of the collection box (3).

6. The rectifier bridge punching and riveting tool according to claim 1, characterized in that: The two sides of the collection box (3) are fixedly connected with mounting slide blocks (4), the two sides of the interior of the support seat (2) are fixedly connected with mounting slide grooves (18), the mounting slide blocks (4) are embedded in the interior of the mounting slide grooves (18), the bottom end of the collection box (3) is fixedly connected with a connecting plate (21), and the bottom end of the connecting plate (21) is movably connected with a ball bearing (22).

7. The rectifier bridge punching and riveting tool according to claim 1, characterized in that: A clamping pad (24) is fixedly connected to the inner side of the limit frame (6), splicing blocks (25) are fixedly connected to both ends of the limit frame (6), and a splicing slot (23) is provided inside the processing table (5).

8. The rectifier bridge punching and riveting tool according to claim 7, characterized in that: The limit frames (6) are provided in three groups, and the splicing card blocks (25) are embedded in the splicing card slots (23).

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