A continuous stamping die for a special-shaped terminal

Abstract

The utility model provides a kind of continuous stamping die of special-shaped terminal, including material plate is stamped in first blanking pad insert by first blanking die set, and the piece for forming first bending part is blanked out on material plate;It is stamped in first bending pad insert by first bending die set, and third bending part and fourth bending part are bent and formed, it is stamped in second blanking pad insert by second blanking die set, and the piece for forming second bending part is blanked out on material plate, finally it is stamped in second bending pad insert by second bending die set, forms second bending part, the utility model uses first blanking die set, second blanking die set and first bending die set, second bending die set cross arrangement is set, first blanking pad insert, second blanking pad insert and first bending pad insert, second bending pad insert cross arrangement is set, one side is formed again after forming other side, the deformation of special-shaped terminal can be prevented, and size error is avoided.

Description

Technical Field

[0001] This utility model relates to the field of continuous stamping dies, and more specifically, to a continuous stamping die for irregularly shaped terminals. Background Technology

[0002] like Figure 1 The irregularly shaped terminal shown includes a main body, with a first bending portion on one side and a second bending portion on the other side. The two ends of the first bending portion are bent to form a third bending portion and a fourth bending portion. The overall size is small and multiple bending and forming are required. It is extremely difficult to form the terminal manually using a single stamping fixture. Furthermore, the terminal is prone to deformation during the stamping process, resulting in large dimensional errors. Therefore, there is an urgent need for a mold that can form irregularly shaped terminals. Summary of the Invention

[0003] In order to overcome the shortcomings of the existing technology, this utility model provides a continuous stamping die for irregularly shaped terminals, which can solve the technical problem of forming irregularly shaped terminals.

[0004] To solve the above-mentioned technical problems, this utility model provides the following technical solution: It includes an upper die base, a punch assembly, a die assembly, and a lower die base arranged sequentially from top to bottom. The punch assembly includes a blanking die group, a bending die group, and a material cutting die group. The die assembly includes a blanking pad insert, a bending pad insert, and a material cutting pad insert. The blanking die group includes a first blanking die group and a second blanking die group, and the corresponding blanking pad inserts include a first blanking pad insert and a second blanking pad insert. The bending die group includes a first bending die group and a second bending die group, and the bending pad inserts include a first bending pad insert and a second bending pad insert. The first blanking die group, the second blanking die group, the first bending die group, and the second bending die group are arranged in a cross-arranged manner, and the corresponding first blanking pad insert, the second blanking pad insert, the first bending pad insert, and the second bending pad insert are also arranged in a cross-arranged manner.

[0005] Furthermore, the first punching module includes two first punches, two second punches and a third punch, and the first punching pad insert includes a first pad groove, two second pad grooves and a third pad groove.

[0006] Furthermore, the second punching module includes a fourth punch and a fifth punch, and the second punching pad insert includes a fourth pad groove and a fifth pad groove.

[0007] Furthermore, the first bending module includes a first punch block, a second punch block, a third punch block, a fourth punch block, a fifth punch block, and a side pressure block, and the first bending pad insert includes a first pad block, a second pad block, a third pad block, a fourth pad block, a fifth pad block, and a side pad block.

[0008] Furthermore, the second bending module includes a sixth punch block and a seventh punch block, and the second bending pad insert includes a sixth pad block and a seventh pad block.

[0009] Furthermore, the material cutting module includes a material cutting punch, and the material cutting pad insert includes a material cutting pad groove.

[0010] The beneficial effects of this utility model are:

[0011] This utility model discloses a continuous stamping die for irregularly shaped terminals. The material plate is stamped onto the first stamping pad insert by a first stamping die group, forming a sheet for the first bent portion. The sheet is then stamped onto the first bending pad insert by a first bending die group, forming the third and fourth bent portions. Next, the material plate is stamped onto the second stamping pad insert by a second stamping die group, forming a sheet for the second bent portion. Finally, the second bending pad insert is stamped onto the second bending pad insert by the second bending die group, forming the second bent portion. This utility model employs a cross-arrangement of the first and second stamping dies and the first and second bending dies, as well as the cross-arrangement of the first and second stamping pad inserts and the first and second bending pad inserts. One side is formed before the other, preventing deformation of the irregularly shaped terminal and avoiding dimensional errors. Attached Figure Description

[0012] To more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained from these drawings without creative effort.

[0013] Figure 1 Schematic diagram of irregularly shaped terminals;

[0014] Figure 2 A schematic diagram of the material plate punching of the continuous stamping die for the irregularly shaped terminal described in this utility model;

[0015] Figure 3 A schematic diagram of the die assembly structure of the continuous stamping die for the irregularly shaped terminal described in this utility model;

[0016] Figure 4 A side view of the continuous stamping die for the irregularly shaped terminal described in this utility model.

[0017] Figure 5 A schematic diagram of the structure of the first and second blanking pad inserts of the continuous stamping die for the irregular terminal described in this utility model;

[0018] Figure 6This utility model provides a schematic diagram of the structure of the first bending pad insert and the second bending pad insert of the continuous stamping die for irregularly shaped terminals.

[0019] Explanation of main component symbols

[0020] 10. Irregularly shaped terminal; 101. First bend; 102. Second bend; 103. Third bend; 104. Fourth bend;

[0021] 20. First blanking pad insert; 201. First pad groove; 202. Second pad groove; 203. Third pad groove;

[0022] 30. Second blanking pad insert; 301. Fourth pad groove; 302. Fifth pad groove;

[0023] 40. First bending module; 401. First punch block; 402. Second punch block; 403. Third punch block; 404. Fourth punch block; 405. Fifth punch block; 406. Side pressure block;

[0024] 50. First bending pad insert; 501. First pad; 502. Second pad; 503. Third pad; 504. Fourth pad; 505. Fifth pad; 506. Side pad;

[0025] 60. Second bending pad insert; 601. Sixth pad; 602. Seventh pad;

[0026] 70. Material breakage pad;

[0027] 80. Material plate. Detailed Implementation

[0028] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to represent selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0029] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0030] like Figure 1 The irregular terminal 10 shown includes a main body, a first bending portion 101 is provided on one side of the main body and a second bending portion 102 is provided on the other side, and the two ends of the first bending portion 101 are bent to form a third bending portion 103 and a fourth bending portion 104.

[0031] Please refer to Figure 2-4 As shown, this utility model provides a forming mold for an irregularly shaped terminal 10, including an upper mold base, a punch assembly, a die assembly, and a lower mold base arranged sequentially from top to bottom. The punch assembly includes a blanking module, a bending module, and a cutting module. The die assembly includes a blanking pad insert, a bending pad insert, and a cutting pad insert 70. The blanking module includes a first blanking module and a second blanking module. The corresponding blanking pad inserts include a first blanking pad insert 20 and a second blanking pad insert 30. Specifically, the first blanking module... The first punching pad insert 20 includes two first punches, two second punches, and a third punch. The first punching pad insert 20 includes two first pad grooves 201, two second pad grooves 202, and a third pad groove 203. The material plate 80 is first punched into the two first pad grooves 201 by the two first punches, and two notches are punched into the material plate 80. Then, it is punched into the two second pad grooves 202 by the two second punches to punch out one end piece for forming the first bent part 101. Finally, it is punched into the third pad groove 203 by the third punch to punch out the piece for forming the first bent part 101.

[0032] Furthermore, the second punching module includes a fourth punch and a fifth punch, and the second punching pad insert 30 includes a fourth pad groove 301 and a fifth pad groove 302. The material plate 80 is punched in the fourth pad groove 301 by the fourth punch and in the fifth pad groove 302 by the fifth punch, and punched out a sheet for forming the second bent part 102.

[0033] Please refer to Figure 2-6As shown, the bending module includes a first bending module 40 and a second bending module, and the bending pad insert includes a first bending pad insert 50 and a second bending pad insert 60. Specifically, the first bending module 40 includes a first punch block 401, a second punch block 402, a third punch block 403, a fourth punch block 404, a fifth punch block 405, and a side pressure block 406. The first bending pad insert includes a first pad block 501, a second pad block 502, a third pad block 503, a fourth pad block 504, a fifth pad block 505, and a side pad block 506. One end of the sheet used to form the first bent portion 101 is pressed by the first punch block 401 and the second punch block 402 onto the first pad block 501 and the second pad block 502 to form the third bent portion 103; the third punch block 403 and the fourth punch block 404 are pressed onto the third pad block 503 and the fourth pad block 504 to form the fourth bent portion 104; then the fifth punch block 405 is pressed onto the fifth pad block 505 to pre-form the first bent portion 101; finally, the side pressing block 406 is pressed onto the side pad block 506 to form the first bent portion 101.

[0034] Furthermore, the second bending module includes a sixth punch and a seventh punch, and the second bending pad insert includes a sixth pad 601 and a seventh pad 602. The sheet used to form the second bending portion 102 is stamped onto the second bending portion 102 by the sixth punch and the seventh punch.

[0035] Please refer to Figure 5 As shown, the material cutting module includes a material cutting punch, and the material cutting pad 70 insert includes a material cutting pad groove. The irregular terminal 10, which is formed by the material cutting punch, is connected to the material plate 80 at the position of the material cutting pad groove, so as to realize the removal of the irregular terminal 10 from the material plate 80.

[0036] In this utility model, the first blanking module, the second blanking module, the first bending module 40, and the second bending module are arranged in a cross-arrangement. The corresponding first blanking pad insert 20, the second blanking pad insert 30, the first bending pad insert 50, and the second bending pad insert 60 are also arranged in a cross-arrangement. This arrangement can avoid deformation caused by blanking and bending and improve the dimensional accuracy of the irregular terminal 10.

[0037] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely preferred examples and are not intended to limit the utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A continuous stamping die for irregularly shaped terminals, used for forming irregularly shaped terminals, characterized in that, The assembly includes, from top to bottom, an upper die base, a punch assembly, a die assembly, and a lower die base. The punch assembly includes a blanking die, a bending die, and a material cutting die. The die assembly includes a blanking pad insert, a bending pad insert, and a material cutting pad insert. The blanking die includes a first blanking die and a second blanking die, and the corresponding blanking pad inserts include a first blanking pad insert and a second blanking pad insert. The bending die includes a first bending die and a second bending die, and the bending pad inserts include a first bending pad insert and a second bending pad insert. The first blanking die, the second blanking die, the first bending die, and the second bending die are arranged in a cross-arranged manner, and the corresponding first blanking pad insert, the second blanking pad insert, the first bending pad insert, and the second bending pad insert are also arranged in a cross-arranged manner.

2. The continuous stamping die for irregularly shaped terminals according to claim 1, characterized in that: The first punching module includes two first punches, two second punches and a third punch, and the first punching pad insert includes a first pad groove, two second pad grooves and a third pad groove.

3. The continuous stamping die for irregularly shaped terminals according to claim 1, characterized in that: The second blanking module includes a fourth blanking cutter and a fifth blanking cutter, and the second blanking pad insert includes a fourth pad groove and a fifth pad groove.

4. The continuous stamping die for irregularly shaped terminals according to claim 1, characterized in that: The first bending module includes a first punch block, a second punch block, a third punch block, a fourth punch block, a fifth punch block, and a side pressure block. The first bending pad insert includes a first pad block, a second pad block, a third pad block, a fourth pad block, a fifth pad block, and a side pad block.

5. The continuous stamping die for irregularly shaped terminals according to claim 1, characterized in that: The second bending module includes a sixth punch block and a seventh punch block, and the second bending pad insert includes a sixth pad block and a seventh pad block.

6. The continuous stamping die for irregularly shaped terminals according to claim 1, characterized in that: The material cutting module includes a material cutting punch, and the material cutting pad insert includes a material cutting pad groove.

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