Terminal continuous stamping die
By designing a continuous stamping die for terminals and adopting a multi-station step-by-step forming method, the problem of uncontrollable deformation in terminal processing was solved, and product precision and production efficiency were improved.
Patent Information
- Application Number
- CN202422632779.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-30
- Publication Date
- 2025-09-19
- Estimated Expiration
- 2034-10-30
AI Technical Summary
Existing molds cannot effectively control the deformation of terminals during processing, resulting in low product precision, especially for terminals with thin materials and complex shapes, and a high product scrap rate.
A continuous stamping die for terminals was designed, which includes multiple stamping stations for bending, flanging and shaping the outer edges of the terminals. Through step-by-step forming in multiple stamping stations, the product's accuracy and deformation control are ensured.
Through the step-by-step forming method, the deformation of the terminal during forming is effectively controlled, the forming accuracy of the product is improved, it is suitable for the processing of thick and thin materials, and the production efficiency is high.
Smart Images
Figure CN223352705U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of stamping dies, in particular to a terminal continuous stamping die. Background Art
[0002] A continuous die refers to a cold stamping die in which a press uses strip-shaped stamping raw materials in one stamping stroke to complete multiple stamping processes simultaneously on a die using several different workstations. Each time the die completes a stamping stroke, the material strip moves a fixed distance until the product is completed.
[0003] As attached Figure 2 The figure shows a schematic diagram of the steps for rounding a conventional terminal 1. From left to right, the figure shows the initial form, the first bending state, the second bending state, the first flanging state, the second flanging state, the third flanging state, and the shaping state. In the initial form, the terminal has a first flat portion 10, a second flat portion, and a connecting portion, which is connected between the first and second flat portions. Because the material of this terminal 1 is relatively thin, the shape is relatively complex, and high precision is required, it needs to be formed in steps. The existing mold is only suitable for rounding products with thick materials and simple shapes. When using it to process this terminal 1, the deformation of the product is uncontrollable, and the product scrap rate is high. It is urgent to develop a mold suitable for forming this type of terminal. Summary of the Invention
[0004] The problem to be solved by the utility model is to provide a terminal continuous stamping die to meet the product processing needs and ensure the product processing accuracy.
[0005] To solve the above technical problems, a terminal continuous stamping die is provided in accordance with the utility model, which is used for rounding the terminal, and the terminal has a first flat plate part and a second flat plate part arranged in parallel, and a connecting part connected between the first flat plate part and the second flat plate part, including a first stamping station, a second stamping station, a third stamping station, a fourth stamping station, a fifth stamping station, and a sixth stamping station arranged in sequence; the first stamping station is used to perform the first bend on the outer edges of the first flat plate part and the second flat plate part; the second stamping station is used to perform the second bend on the outer edges of the first flat plate part and the second flat plate part; the third stamping station is used to perform the first flanging of the first flat plate part and the connecting part toward the second flat plate part; the fourth stamping station is used to perform the second flanging of the first flat plate part and the connecting part toward the second flat plate part; the fifth stamping station is used to perform the third flanging of the first flat plate part and the connecting part toward the second flat plate part; and the sixth stamping station is used to shape the terminal as a whole.
[0006] Preferably, the first stamping station includes a first upper template, a first lower template, and a first lower push plate, two first lower mold inserts are symmetrically arranged on the first lower push plate, a first through groove matching the first lower mold insert is penetrated by the first lower template, the first lower mold insert is movably arranged in the first through groove, a first upper forming part is provided at the bottom of the first upper template, and a first lower forming part is provided on the inner side of the top of the first lower mold insert.
[0007] Preferably, the second stamping station includes a second upper template, a second lower template, and a second lower push plate. Two second lower mold inserts are symmetrically arranged on the second lower push plate. A second through groove matching the second lower mold insert is provided through the second lower template. The second lower mold insert is movably provided in the second through groove. A second upper forming part is provided at the bottom of the second upper template, and a second lower forming part is provided on the inner side of the top of the second lower mold insert.
[0008] Preferably, the third stamping station includes a third upper template, a third lower template, a third lower push plate, a first horizontal slide seat, a first horizontal slide slidably connected to the first horizontal slide seat, a first horizontal core puller fixedly connected to the first horizontal slide, and a first pressure plate. Two third lower die inserts are symmetrically arranged on the third lower push plate. A third through groove matching the third lower die insert is provided through the third lower template. The third lower die insert is movably provided in the third through groove. A third lower forming portion is provided on the inner side of the top of the third lower die insert. A first lower inclined surface is provided on the outer end face of the first horizontal slide. A first press rod is provided on the first pressure plate. A first upper inclined surface matching the first lower inclined surface is provided at the bottom of the first press rod.
[0009] Preferably, the fourth stamping station includes a fourth upper template, a fourth lower template, a fourth lower push plate, a second horizontal slide seat, a second horizontal slide slidably connected to the second horizontal slide seat, a second horizontal core pulling fixedly connected to the second horizontal slide, and a second pressure plate. The fourth lower push plate is provided with a fourth lower die insert, and the fourth lower template is provided with a fourth through groove matching the fourth lower die insert. The fourth lower die insert is movably provided in the fourth through groove. The fourth lower die insert is provided with a fourth lower forming part on the inner side of the top, and the top of the fourth lower template is provided with a first lower limit part arranged opposite to the fourth lower forming part. A second lower inclined surface is provided on the outer end face of the second horizontal slide, a second press rod is provided on the second pressure plate, and a second upper inclined surface matching the second lower inclined surface is provided at the bottom of the second press rod.
[0010] The 3rd step of sliding the sliding plate into the sliding plate is to make the sliding plate have the 3rd step of sliding the sliding plate into the sliding plate, and the 3rd step of sliding the sliding plate into the sliding plate is to make the sliding plate have the 3rd step of sliding the sliding plate into the sliding plate.
[0011] Preferably, the sixth stamping station includes a sixth upper template, a sixth lower template, a sixth lower push plate, a fourth horizontal slide seat, a fourth horizontal slide slidably connected to the fourth horizontal slide seat, a fourth horizontal core pulling fixedly connected to the fourth horizontal slide, and a fourth pressure plate. The sixth lower push plate is provided with a sixth lower die insert, the sixth lower template is provided with a sixth through groove matching the sixth lower die insert, the sixth lower die insert is movably provided in the sixth through groove, the bottom of the sixth upper template is provided with a third upper forming portion, the top of the sixth lower die insert is provided with a sixth lower forming portion, the outer end face of the fourth horizontal slide is provided with a fourth lower inclined surface, the fourth pressure plate is provided with a fourth press rod, and the bottom of the fourth press rod is provided with a fourth upper inclined surface matching the fourth lower inclined surface.
[0012] The beneficial effects of the present invention are as follows: the present invention provides a terminal continuous stamping die, which conveys the terminal material strip into the die, and when the terminal passes through the first stamping station, the outer sides of the first flat plate part and the second flat plate part are bent at 45°; when the terminal passes through the second stamping station, the outer sides of the first flat plate part and the second flat plate part are bent at 90°; when the terminal passes through the third stamping station, the first flat plate part and the connecting part are flanged toward the second flat plate part for the first time; when the terminal passes through the fourth stamping station, the first flat plate part and the connecting part are flanged toward the second flat plate part for the second time; when the terminal passes through the fifth stamping station, the first flat plate part and the connecting part are flanged toward the second flat plate part for the third time; when the terminal passes through the sixth stamping station, the terminal is shaped as a whole, and the terminal is formed in steps, which can effectively control the deformation amount of the terminal during forming, improve the forming accuracy of the product, is suitable for the processing of thick and thin materials, and has high production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 The schematic diagram of the mold structure of the present utility model is illustrated.
[0014] Figure 2 The diagram illustrates the steps of rounding the terminal of the present invention.
[0015] Figure 3 The structural diagram of the mold of the utility model at the first stamping station is illustrated.
[0016] Figure 4 The schematic structural diagram of the mold of the utility model at the second stamping station is illustrated.
[0017] Figure 5 The schematic structural diagram of the mold of the utility model at the third stamping station is illustrated.
[0018] Figure 6 The schematic structural diagram of the mold of the utility model at the fourth stamping station is illustrated.
[0019] Figure 7 The schematic structural diagram of the mold of the utility model at the fifth stamping station is illustrated.
[0020] Figure 8 The structural diagram of the mold of the utility model at the sixth stamping station is illustrated.
[0021] Figure 9 The schematic structural diagram of the first stamping station of the utility model in the mold opening state is illustrated.
[0022] Figure 10 The cross-sectional view of the first stamping station of the present invention in the mold closing state is illustrated.
[0023] Figure 11 The schematic structural diagram of the second stamping station of the utility model in the mold opening state is illustrated.
[0024] Figure 12 The cross-sectional view of the second stamping station of the present invention in the mold closing state is illustrated.
[0025] Figure 13 The schematic structural diagram of the third stamping station of the utility model in the mold opening state is illustrated.
[0026] Figure 14 The cross-sectional view of the third stamping station of the present invention in the mold closing state is illustrated.
[0027] Figure 15 The schematic structural diagram of the fourth stamping station of the utility model in the mold opening state is illustrated.
[0028] Figure 16 The cross-sectional view of the fourth stamping station of the present invention in the mold closing state is illustrated.
[0029] Figure 17The schematic structural diagram of the fifth stamping station of the utility model in the mold opening state is illustrated.
[0030] Figure 18 The cross-sectional view of the fifth stamping station of the present invention in the mold closing state is illustrated.
[0031] Figure 19 The schematic structural diagram of the sixth stamping station of the present invention in the mold opening state is illustrated.
[0032] Figure 20 The cross-sectional view of the sixth stamping station of the present invention in the mold closing state is illustrated.
[0033] Description of the accompanying symbols: terminal 1, first flat plate portion 11, second flat plate portion 11, connecting portion 12, first stamping station 2, first upper template 20, first upper forming portion 200, first lower template 21, first lower push plate 22, first lower mold insert 23, first lower forming portion 230, second stamping station 3, second upper template 30, second upper forming portion 300, second lower template 31, second lower push plate 32, second lower mold insert 33, second lower forming portion 330, third stamping station 4, Third upper template 40, third lower template 41, third lower push plate 42, first horizontal slide seat 43, first horizontal slide 44, first lower inclined surface 440, first horizontal core pulling 45, first pressing plate 46, third lower mold insert 47, third lower forming portion 470, first pressing rod 48, first upper inclined surface 480, fourth stamping station 5, fourth upper template 50, first lower limit portion 500, fourth lower template 51, fourth lower push plate 52, second horizontal slide seat 53, second horizontal slide 54 , second lower inclined surface 540, second horizontal core pulling 55, second pressing plate 56, fourth lower mold insert 57, fourth lower forming portion 570, second pressing rod 58, second upper inclined surface 580, fifth stamping station 6, fifth upper template 60, fifth lower template 61, second lower limit portion 610, fifth lower push plate 62, third horizontal slide seat 63, third horizontal slide 64, third lower inclined surface 640, third horizontal core pulling 65, third pressing plate 66, third pressing rod 660, third upper inclined surface 661 , the first upper push plate 67, the upper punch 68, the punch forming part 680, the fifth lower mold insert 69, the fifth lower forming part 690, the sixth stamping station 7, the sixth upper template 70, the third upper forming part 700, the sixth lower template 71, the sixth lower push plate 72, the fourth horizontal slide seat 73, the fourth horizontal slide 74, the fourth lower inclined surface 740, the fourth horizontal core pulling 75, the fourth pressure plate 76, the sixth lower mold insert 77, the sixth lower forming part 770, the fourth pressure rod 78, and the fourth upper inclined surface 780. DETAILED DESCRIPTION
[0034] To make the purpose, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present disclosure. Obviously, the described embodiments are only part of the embodiments of the present disclosure, not all of the embodiments.
[0035] Based on the described embodiments of the present disclosure, all other embodiments obtained by those skilled in the art without creative work shall fall within the scope of protection of the present disclosure.
[0036] refer to Figure 1-20 .
[0037] The utility model provides a terminal continuous stamping die for performing rounding processing on a terminal 1. The terminal 1 has a first flat plate portion 10 and a second flat plate portion 11 arranged in parallel, and a connecting portion 12 connected between the first flat plate portion 10 and the second flat plate portion 11. The terminal 1 comprises a first stamping station 2, a second stamping station 3, a third stamping station 4, a fourth stamping station 5, a fifth stamping station 6, and a sixth stamping station 7 arranged in sequence. The first stamping station 2 is used to perform a first press bending on the outer sides of the first flat plate portion 10 and the second flat plate portion 11; the second stamping station 3, a third stamping station 4, a fourth stamping station 5, a fifth stamping station 6, and a sixth stamping station 7. The second stamping station 3 is used to perform a second bend on the outer sides of the first flat plate portion 10 and the second flat plate portion 11; the third stamping station 4 is used to perform a first flanging on the first flat plate portion 10 and the connecting portion 12 toward the second flat plate portion 11; the fourth stamping station 5 is used to perform a second flanging on the first flat plate portion 10 and the connecting portion 12 toward the second flat plate portion 11; the fifth stamping station 6 is used to perform a third flanging on the first flat plate portion 10 and the connecting portion 12 toward the second flat plate portion 11; and the sixth stamping station 7 is used to perform overall shaping on the terminal 1.
[0038] Its working principle is to convey the terminal strip into the mold, and when the terminal 1 passes through the first stamping station 2, the outer edges of the first flat plate part 10 and the second flat plate part 11 are bent at 45°; when the terminal 1 passes through the second stamping station 3, the outer edges of the first flat plate part 10 and the second flat plate part 11 are bent at 90°; when the terminal 1 passes through the third stamping station 4, the first flat plate part 10 and the connecting part 12 are flanged toward the second flat plate part 11 for the first time; when the terminal 1 passes through the fourth stamping station 5, the first flat plate part 10 and the connecting part 12 are flanged toward the second flat plate part 11 for the second time; when the terminal 1 passes through the fifth stamping station 6, the first flat plate part 10 and the connecting part 12 are flanged toward the second flat plate part 11 for the third time; when the terminal 1 passes through the sixth stamping station 7, the terminal 1 is shaped as a whole. The terminal 1 is formed in steps, which can effectively control the deformation amount during terminal forming, improve the forming accuracy of the product, is suitable for the processing of thick and thin materials, and has high production efficiency.
[0039] Based on the above embodiment, the first stamping station 2 includes a first upper template 20, a first lower template 21, and a first lower push plate 22. Two first lower mold inserts 23 are symmetrically arranged on the first lower push plate 22. A first through groove matching the first lower mold insert 23 is provided through the first lower template 21. The first lower mold insert 23 is movably provided in the first through groove. A first upper forming part 200 is provided at the bottom of the first upper template 20, and a first lower forming part 230 is provided on the inner side of the top of the first lower mold insert 23. When the terminal 1 is transported to the first stamping station 2, the terminal 1 is located at the top of the first lower template 21. When the mold is closed, the outer edges of the first flat plate portion 10 and the second flat plate portion 11 are bent 45° under the stamping action of the first upper forming part 200 and the first lower forming part 230, completing the first bending operation. The terminal 1 is stamped as shown in the attached figure. Figure 2 The first bending state.
[0040] Based on the above embodiment, the second stamping station 3 includes a second upper template 30, a second lower template 31, and a second lower push plate 31. Two second lower mold inserts 33 are symmetrically arranged on the second lower push plate 32. A second through groove matching the second lower mold insert 33 is provided through the second lower template 31. The second lower mold insert 33 is movably arranged in the second through groove. A second upper forming part 300 is provided at the bottom of the second upper template 30, and a second lower forming part 330 is provided on the inner side of the top of the second lower mold insert 33. When the terminal 1 is transported to the second stamping station 3, the terminal 1 is located at the top of the second lower template 31. When the mold is closed, the outer edges of the first flat plate portion 10 and the second flat plate portion 11 are bent 90° under the stamping action of the second upper forming part 300 and the second lower forming part 330, completing the second bending operation. The terminal 1 is stamped as shown in the attached figure. Figure 2 The second bending state.
[0041] Based on the above embodiment, the third stamping station 4 includes a third upper template 40, a third lower template 41, a third lower push plate 42, a first horizontal slide seat 43, a first horizontal slide 44 slidably connected to the first horizontal slide seat 43, a first horizontal core pulling 45 fixedly connected to the first horizontal slide 44, and a first pressing plate 46. Two third lower mold inserts 47 are symmetrically arranged on the third lower push plate 42. A third through groove matching the third lower mold insert 47 is penetrated by the third lower template 41. The third lower mold insert 47 is movably arranged in the third through groove. A third lower forming portion 470 is provided on the inner side of the top of the third lower mold insert 47. A first lower inclined surface 440 is provided on the outer end face of the first horizontal slide 44. A first press rod 48 is provided on the first pressing plate 46. The bottom of the first press rod 48 is provided with a first upper inclined surface 480 matching the first lower inclined surface 440. When the terminal 1 is conveyed to the third stamping station 4, the terminal 1 is located on the top of the third lower template 41. When the mold is closed, the third upper template 40 and the first pressure plate 46 move toward the third lower template 41 and the first horizontal slide 44 respectively. The first pressure plate 46 drives the first pressure rod 48 to descend synchronously. When the first upper inclined surface 480 abuts against the first lower inclined surface 440, the first horizontal slide 44 will move along the first horizontal slide seat 43, and the first horizontal core pull 45 moves horizontally toward the terminal 1 side. The third upper template 40 will press the first horizontal core pull 45 to position the first horizontal core pull 45. The first flat plate portion 10 and the connecting portion 12 are wrapped on the first horizontal core pull 45 under the stamping action of the third lower forming portion 470 on both sides and are flanging for the first time on the second flat plate portion 11 side to complete the first flanging operation. The terminal 1 is stamped as shown in the attached figure. Figure 2 The first flanging state.
[0042] Based on the above embodiment, the fourth stamping station 5 includes a fourth upper template 50, a fourth lower template 51, a fourth lower push plate 52, a second horizontal slide seat 53, a second horizontal slide 54 slidably connected to the second horizontal slide seat 53, a second horizontal core pulling 55 fixedly connected to the second horizontal slide 54, and a second pressing plate 56. The fourth lower push plate 52 is provided with a fourth lower mold insert 57. The fourth lower template 51 is penetrated by a fourth through groove matching the fourth lower mold insert 57. The fourth lower mold insert 57 is movably arranged in the fourth through groove. A fourth lower forming portion 570 is provided on the inner side of the top of the fourth lower mold insert 57. The top of the fourth lower template 51 is provided with a first lower limit portion 500 arranged opposite to the fourth lower forming portion 570. A second lower inclined surface 540 is provided on the outer end surface of the second horizontal slide 54. A second pressing rod 58 is provided on the second pressing plate 56. The bottom of the second pressing rod 58 is provided with a second upper inclined surface 580 matching the second lower inclined surface 540. When the terminal 1 is transported to the fourth stamping station 5, the terminal 1 is located at the top of the fourth lower template 51. When the mold is closed, the fourth upper template 50 and the second pressing plate 56 move toward the fourth lower template 51 and the second horizontal slide 54 respectively. The second pressing plate 56 drives the second pressing rod 58 to descend synchronously. When the second upper inclined surface 580 abuts against the second lower inclined surface 540, the second horizontal slide 54 will move along the second horizontal slide seat 53, and the second horizontal core pulling 55 will move horizontally toward the terminal 1 side. The fourth upper template 50 will press the second horizontal core pulling 55 to position the second horizontal core pulling 55. The second flat plate portion 11 is limited by the first lower limit portion 500. The first flat plate portion 10 and the connecting portion 12 are wrapped on the second horizontal core pulling 55 under the stamping action of the fourth lower forming portion 570 and are flanging for the second time on the side of the second flat plate portion 11 to complete the second flanging operation. The terminal 1 is stamped as shown in the attached figure. Figure 2 The second flanging state.
[0043] Based on the above embodiment, the fifth stamping station 6 includes a fifth upper template 60, a fifth lower template 61, a fifth lower push plate 62, a third horizontal slide seat 63, a third horizontal slide 64 slidably connected to the third horizontal slide seat 63, a third horizontal core pulling 65 fixedly connected to the third horizontal slide 64, a third pressure plate 66, a first upper push plate 67, and an upper punch 68 fixedly connected to the first upper push plate 67. A fifth lower mold insert 69 is provided on the fifth lower push plate 62, and a fifth through groove matching the fifth lower mold insert 69 is provided on the fifth lower template 61. The fifth lower mold insert 69 is movably provided in the fifth through groove. A fifth lower forming portion 690 is provided on the inner side of the top of the fifth lower mold insert 69, a second lower limit portion 610 arranged opposite to the fifth lower forming portion 690 is provided on the top of the fifth lower template 61, a third lower inclined surface 640 is provided on the outer end face of the third horizontal position 64, a third pressing rod 660 is provided on the third pressure plate 66, and a third upper inclined surface 661 matching the third lower inclined surface 640 is provided at the bottom of the third pressing rod 660, and an upper punch groove matching the upper punch rod 68 is provided through the fifth upper template 60, the upper punch rod 68 is movably arranged in the upper punch groove, and a punch rod forming portion 680 is provided at the bottom end of the upper punch rod 68. When the terminal 1 is transported to the fifth stamping station 6, the terminal 1 is located at the top of the fifth lower template 61. When the mold is closed, the fifth upper template 60, the first upper push plate 67, and the third pressure plate 66 move downward, and the third pressure plate 66 drives the third pressure rod 660 to descend synchronously. When the third upper inclined surface 661 abuts against the third lower inclined surface 640, the third horizontal position 64 will move along the third horizontal position seat 63, and the third horizontal core pulling 65 will move horizontally toward the side of the terminal 1. The fifth upper template 60 will press the third horizontal core pulling 65 to position the second horizontal core pulling 55. The upper punch 68 moves synchronously with the first upper push plate 67, and the second flat plate portion 11 is limited by the second lower limit portion 610. The first flat plate portion 10 and the connecting portion 12 are wrapped on the third horizontal core pulling 65 under the stamping action of the fifth lower forming portion 690 and the punch forming portion 680 and are flanging for the third time on the side of the second flat plate portion 11 to complete the third flanging operation, and the terminal 1 is stamped as shown in the attached figure. Figure 2 The third flanging state.
[0044] Based on the above embodiment, the sixth stamping station 7 includes a sixth upper template 70, a sixth lower template 71, a sixth lower push plate 72, a fourth horizontal slide seat 73, a fourth horizontal slide 74 slidably connected to the fourth horizontal slide seat 73, a fourth horizontal core pulling 75 fixedly connected to the fourth horizontal slide 74, and a fourth pressing plate 76. The sixth lower push plate 72 is provided with a sixth lower mold insert 77, and the sixth lower template 71 is penetrated by a sixth through groove matching the sixth lower mold insert 77. The sixth lower mold insert 77 is movably arranged in the sixth through groove. The bottom of the sixth upper template 70 is provided with a third upper forming portion 700, and the top of the sixth lower mold insert 77 is provided with a sixth lower forming portion 770. The outer end face of the fourth horizontal slide 74 is provided with a fourth lower inclined surface 740. The fourth pressing plate 76 is provided with a fourth pressing rod 78, and the bottom of the fourth pressing rod 78 is provided with a fourth upper inclined surface 780 matching the fourth lower inclined surface 740. When the terminal 1 is conveyed to the sixth stamping station 7, the terminal 1 is located at the top of the sixth lower template 71. When the mold is closed, the sixth upper template 70 and the fourth pressure plate 76 move toward the sixth lower template 71 and the fourth horizontal position 74 respectively. The fourth pressure plate 76 drives the fourth pressure rod 78 to descend synchronously. When the fourth upper inclined surface 780 abuts against the fourth lower inclined surface 740, the fourth horizontal position 74 will move along the fourth horizontal position seat 73, and the fourth horizontal core pulling 75 moves horizontally toward the terminal 1 side. The first flat plate portion 10, the second flat plate portion 11, and the connecting portion 12 are wrapped on the fourth horizontal core pulling 75 under the stamping action of the sixth lower forming portion 770 and the sixth upper forming portion 700 and are shaped. The shaping operation is completed, and the terminal 1 is stamped as shown in the attached figure. Figure 2 The integer status of .
[0045] The above embodiments are merely descriptions of preferred embodiments of the present invention and do not limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary engineering technicians in this field should fall within the scope of protection determined by the claims of the present invention.
Claims
1. A terminal continuous stamping die for performing rounding processing on a terminal, wherein the terminal comprises a first flat plate portion and a second flat plate portion arranged in parallel, and a connecting portion connected between the first flat plate portion and the second flat plate portion, characterized in that: It comprises a first stamping station, a second stamping station, a third stamping station, a fourth stamping station, a fifth stamping station and a sixth stamping station which are arranged in sequence; the first stamping station is used to perform a first press bending on the outer sides of the first flat plate portion and the second flat plate portion; the second stamping station is used to perform a second press bending on the outer sides of the first flat plate portion and the second flat plate portion; the third stamping station is used to perform a first flanging on the first flat plate portion and the connecting portion toward the second flat plate portion; the fourth stamping station is used to perform a second flanging on the first flat plate portion and the connecting portion toward the second flat plate portion; the fifth stamping station is used to perform a third flanging on the first flat plate portion and the connecting portion toward the second flat plate portion; the sixth stamping station is used to shape the terminal as a whole.
2. A terminal continuous stamping die according to claim 1, characterized in that: The first stamping station includes a first upper template, a first lower template, and a first lower push plate. Two first lower mold inserts are symmetrically arranged on the first lower push plate. A first through groove matching the first lower mold insert is penetrated by the first lower template. The first lower mold insert is movably arranged in the first through groove. A first upper forming part is provided at the bottom of the first upper template, and a first lower forming part is provided on the inner side of the top of the first lower mold insert.
3. A terminal continuous stamping die according to claim 2, characterized in that: The second stamping station includes a second upper template, a second lower template, and a second lower push plate. Two second lower mold inserts are symmetrically arranged on the second lower push plate. A second through groove matching the second lower mold insert is provided through the second lower template. The second lower mold insert is movably provided in the second through groove. A second upper forming portion is provided at the bottom of the second upper template, and a second lower forming portion is provided on the inner side of the top of the second lower mold insert.
4. A terminal continuous stamping die according to claim 3, characterized in that: The third stamping station includes a third upper template, a third lower template, a third lower push plate, a first horizontal slide seat, a first horizontal slide slidably connected to the first horizontal slide seat, a first horizontal core pulling fixedly connected to the first horizontal slide, and a first pressure plate; two third lower die inserts are symmetrically arranged on the third lower push plate; a third through groove matching the third lower die insert is penetrated by the third lower template; the third lower die insert is movably arranged in the third through groove; a third lower forming portion is provided on the inner side of the top of the third lower die insert; a first lower inclined surface is provided on the outer end face of the first horizontal slide; a first press rod is provided on the first pressure plate; and a first upper inclined surface matching the first lower inclined surface is provided at the bottom of the first press rod.
5. A terminal continuous stamping die according to claim 4, characterized in that: The fourth stamping station includes a fourth upper template, a fourth lower template, a fourth lower push plate, a second horizontal slide seat, a second horizontal slide slidably connected to the second horizontal slide seat, a second horizontal core pulling fixedly connected to the second horizontal slide, and a second pressure plate, the fourth lower push plate is provided with a fourth lower mold insert, the fourth lower template is penetrated by a fourth through groove matching the fourth lower mold insert, the fourth lower mold insert is movably arranged in the fourth through groove, the fourth lower molding part is provided on the inner side of the top of the fourth lower mold insert, the top of the fourth lower template is provided with a first lower limit part arranged opposite to the fourth lower molding part, the outer end face of the second horizontal slide is provided with a second lower inclined surface, the second pressure plate is provided with a second press rod, and the bottom of the second press rod is provided with a second upper inclined surface matching the second lower inclined surface.
6. A terminal continuous stamping die according to claim 5, characterized in that: The fifth stamping station includes a fifth upper template, a fifth lower template, a fifth lower push plate, a third horizontal slide seat, a third horizontal slide slidably connected to the third horizontal slide seat, a third horizontal core pulling fixedly connected to the third horizontal slide, a third pressure plate, a first upper push plate, and an upper punch fixedly connected to the first upper push plate, wherein the fifth lower push plate is provided with a fifth lower die insert, and the fifth lower template is penetrated by a fifth through slot matching the fifth lower die insert, and the fifth lower die insert is movably arranged in the fifth through slot, A fifth lower forming portion is provided on the inner side of the top of the fifth lower mold insert, a second lower limit portion arranged opposite to the fifth lower forming portion is provided on the top of the fifth lower template, a third lower inclined surface is provided on the outer end face of the third horizontal position, a third pressure rod is provided on the third pressure plate, a third upper inclined surface matched with the third lower inclined surface is provided on the bottom of the third pressure rod, an upper punch groove matching the upper punch rod is provided through the fifth upper template, the upper punch rod is movably provided in the upper punch groove, and a punch rod forming portion is provided at the bottom end of the upper punch rod.
7. A terminal continuous stamping die according to claim 6, characterized in that: The sixth stamping station includes a sixth upper template, a sixth lower template, a sixth lower push plate, a fourth horizontal slide seat, a fourth horizontal slide slidably connected to the fourth horizontal slide seat, a fourth horizontal core pulling fixedly connected to the fourth horizontal slide, and a fourth pressure plate. The sixth lower push plate is provided with a sixth lower mold insert, and the sixth lower template is provided with a sixth through groove matching the sixth lower mold insert. The sixth lower mold insert is movably provided in the sixth through groove. The bottom of the sixth upper template is provided with a third upper forming part, and the top of the sixth lower mold insert is provided with a sixth lower forming part. The outer end face of the fourth horizontal slide is provided with a fourth lower inclined surface, and the fourth pressure plate is provided with a fourth press rod, and the bottom of the fourth press rod is provided with a fourth upper inclined surface matching the fourth lower inclined surface.