Stamping die

Abstract

The utility model provides a stamping die, which relates to the technical field of dies and comprises a lower die holder, an upper die holder is arranged above the lower die holder, a die cavity is arranged in the lower die holder, an adjusting limiting plate is fixedly mounted in the die cavity, rotating splicing plates are arranged on two sides of the adjusting limiting plate, and the rotating splicing plates are connected with the upper die holder through a connecting rod. A center adjusting frame is fixedly installed at one end of the rotating splicing plate, and a positioning rod set is fixedly installed in the rotating splicing plate. The mold has the advantages that the two groups of limiting structures with fixed sizes and the two groups of adjusting structures with adjustable sizes are respectively arranged around the mold cavity, and the sizes of the adjusting structures are controlled according to the positions of the limiting structures, so that the limiting structures and the adjusting structures are kept closed; the working size of the interior of the die cavity can be adjusted according to the use size, then the sealing performance of the working space in the die cavity can be effectively guaranteed, the die can conveniently conduct stamping machining through the adjusted die cavity, and the machining stability is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a stamping mold. Background Art

[0002] Stamping is a pressure processing method that uses a mold installed on a press to apply pressure to the material at room temperature, causing it to separate or plastically deform, thereby obtaining the desired parts; the stamping die is a special process equipment that processes materials into parts in the cold stamping process, called a cold stamping die.

[0003] CN202222192632.5 introduces a stamping die with a variable die cavity. Through the cooperation of a connecting plate, a drive block, an adjusting screw, and a drive motor, the position of the connecting plate can be adjusted according to actual production requirements, thereby adjusting the size of the die cavity inside the die body to meet different production needs. There is no need to replace the die as a whole, which saves time and improves production efficiency. After the stamping is completed, the stamped object can be quickly and easily lifted from the inside of the die body through the pedal, ejector, and ejector block, thereby facilitating the removal of the object and further improving production efficiency. However, this die is not convenient for closing the adjustment structure during the process of adjusting the die cavity size, which is not conducive to the closedness of the die cavity adjustment. Utility Model Content

[0004] Therefore, the purpose of the present invention is to provide a stamping die to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0005] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the present invention provides a stamping mold, including a support platform, a lower mold base is fixedly installed in the middle of the support platform, an upper mold base is arranged above the lower mold base, a mold cavity is opened inside the lower mold base, an adjustment limit plate is fixedly installed inside the mold cavity, a rotating splicing plate is arranged on both sides of the adjusting limit plate, a center adjustment frame is fixedly installed on one end of the rotating splicing plate, and a positioning rod group is fixedly installed inside the rotating splicing plate.

[0006] Preferably, any of the above solutions is that a bracket is provided on the top of the support platform, and the upper mold base is fixedly installed in the middle of the bracket.

[0007] The above technical solution is adopted: the lower die base is supported by the support platform, and the upper die base is supported by the bracket, so that the upper die base can be opened and closed with the lower die base to facilitate stamping.

[0008] Preferably, any of the above schemes comprises an adjusting limit plate and a limit baffle, wherein the adjusting cylinder is fixedly mounted inside the lower die base, the output end of the adjusting cylinder is fixedly mounted with a limit baffle, and the limit baffle is movably connected to the inside of the mold cavity.

[0009] The above technical solution is adopted: according to the use requirements, the cylinder output power is controlled and adjusted to drive the limit baffle to move, and the position of the limit baffle inside the mold cavity is adjusted to adjust the working volume of the mold cavity.

[0010] Preferably, any of the above schemes comprises a rotating splicing plate including a first flip plate, a second flip plate and a flip motor, wherein a flip groove is provided at one end of the first flip plate and the second flip plate, a flip motor is fixedly installed at one end of the flip groove, and a flip boss is provided at one end of the second flip plate.

[0011] The above technical solution is adopted: by controlling the output power of the flip motor, the flip motor drives the corresponding first flip plate or second flip plate to rotate, thereby adjusting the position of the first flip plate or the second flip plate.

[0012] Preferably, from any of the above schemes, the center adjustment frame includes a driving cylinder and a center frame, the driving cylinder is fixedly installed inside the lower mold base, the output shaft of the driving cylinder is fixedly installed with the center frame, the center frame is located inside the mold cavity, and connecting platforms are provided at both ends of the center frame.

[0013] The above technical solution is adopted: according to the use requirements, the driving cylinder output power is controlled to drive the center frame to move inside the mold cavity, and the position of the center frame inside the mold cavity is adjusted.

[0014] Preferably, any of the above schemes is that the second flip plate is rotatably connected to the connecting platform, one end of the second flip plate is rotatably connected to the first flip plate, and a flip motor is fixedly installed inside the flip boss and the connecting platform.

[0015] The above technical solution is adopted: the center frame drives the second flip plate to move, and the second flip plate drives the first flip plate to move. Combined with the rotation of the first flip plate and the second flip plate, the total length of the center frame, the first flip plate and the second flip plate can be adjusted, which is convenient for adjusting the position of the first flip plate and the second flip plate according to the position of the limit baffle to ensure the closure of the limit baffle.

[0016] Preferably, from any of the above schemes, the positioning rod group includes an electric telescopic rod and a positioning block, the electric telescopic rod is fixedly installed inside the first flip plate and the second flip plate, and the positioning block is fixedly installed at one end of the electric telescopic rod.

[0017] The above technical solution is adopted: during the rotation and adjustment of the first and second flip plates, the electric telescopic rod is controlled to extend and retract to drive the positioning block to move, and the first and second flip plates are positioned and locked by the positioning block.

[0018] Compared with the prior art, the advantages and beneficial effects of the present invention are as follows:

[0019] 1. Two sets of fixed-size limit structures and two sets of adjustable-size adjustment structures are respectively set around the mold cavity. The size of the adjustment structure is controlled according to the position of the limit structure, so that the limit structure and the adjustment structure remain closed. The working size inside the mold cavity can be adjusted according to the size used, thereby effectively ensuring the closedness of the working space inside the mold cavity, facilitating the stamping process of the mold through the adjusted mold cavity, and ensuring the stability of the processing.

[0020] 2. A positioning structure is set inside the adjusting structure, and the positioning structure is used to position the movable parts inside the adjusting structure to ensure the stability of the movement of the adjusting structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0022] Figure 1 It is a structural schematic diagram according to an embodiment of the present utility model;

[0023] Figure 2 It is a front view structural schematic diagram according to an embodiment of the utility model;

[0024] Figure 3 It is a schematic diagram of a partial structure according to an embodiment of the present utility model;

[0025] Figure 4 It is a schematic diagram of the exploded structure of the rotating splicing plate according to an embodiment of the utility model;

[0026] Figure 5 Schematic diagram of the cross-sectional structure of a rotating splicing plate according to an embodiment of the present utility model;

[0027] Among them: 1-support table, 2-lower mold base, 3-upper mold base, 4-mold cavity, 5-adjustment limit plate, 51-adjustment cylinder, 52-limit baffle, 6-rotation splicing plate, 61-first flip plate, 62-second flip plate, 63-flip motor, 7-center adjustment frame, 71-drive cylinder, 72-center frame, 8-positioning rod group, 81-electric telescopic rod, 82-positioning block, 9-bracket. DETAILED DESCRIPTION

[0028] The present invention will be further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0029] like Figure 1-5 As shown, a stamping die of an embodiment of the present invention includes a support platform 1, a lower die base 2 is fixedly installed in the middle of the support platform 1, an upper die base 3 is arranged above the lower die base 2, a die cavity 4 is opened inside the lower die base 2, an adjustment limit plate 5 is fixedly installed inside the die cavity 4, a rotating splicing plate 6 is arranged on both sides of the adjusting limit plate 5, a center adjustment frame 7 is fixedly installed on one end of the rotating splicing plate 6, and a positioning rod group 8 is fixedly installed inside the rotating splicing plate 6.

[0030] Preferably, from any of the above solutions, a bracket 9 is provided on the top of the support platform 1 , and the upper mold base 3 is fixedly mounted on the middle of the bracket 9 .

[0031] The above technical solution is adopted: the lower die base 2 is supported by the support platform 1, and the upper die base 3 is supported by the bracket 9, so that the upper die base 3 can be opened and closed with the lower die base 2 to facilitate stamping.

[0032] Preferably, from any of the above schemes, the adjusting limit plate 5 includes an adjusting cylinder 51 and a limit baffle 52, the adjusting cylinder 51 is fixedly installed inside the lower mold base 2, the output end of the adjusting cylinder 51 is fixedly installed with the limit baffle 52, and the limit baffle 52 is movably connected to the inside of the mold cavity 4.

[0033] The above technical solution is adopted: according to the use requirements, the output power of the cylinder 51 is controlled and adjusted to drive the limit baffle 52 to move, and the position of the limit baffle 52 inside the mold cavity 4 is adjusted to adjust the working volume of the mold cavity 4.

[0034] Preferably, any of the above schemes comprises a rotating splicing plate 6 including a first flip plate 61, a second flip plate 62 and a flip motor 63, a flip groove is provided at one end of the first flip plate 61 and the second flip plate 62, a flip motor 63 is fixedly installed at one end of the flip groove, and a flip boss is provided at one end of the second flip plate 62.

[0035] The above technical solution is adopted: by controlling the flip motor 63 to output power, the flip motor 63 drives the corresponding first flip plate 61 or second flip plate 62 to rotate, thereby adjusting the position of the first flip plate 61 or the second flip plate 62.

[0036] Preferably, any of the above schemes includes a center adjustment frame 7 including a driving cylinder 71 and a center frame 72. The driving cylinder 71 is fixedly installed inside the lower mold base 2. The output shaft of the driving cylinder 71 is fixedly installed with the center frame 72. The center frame 72 is located inside the mold cavity 4. Connecting platforms are provided at both ends of the center frame 72.

[0037] The above technical solution is adopted: according to the use requirements, the driving cylinder 71 is controlled to output power to drive the center frame 72 to move inside the mold cavity 4, and the position of the center frame 72 inside the mold cavity 4 is adjusted.

[0038] Preferably, any of the above schemes is that the second flip plate 62 is rotatably connected to the connecting platform, one end of the second flip plate 62 is rotatably connected to the first flip plate 61, and a flip motor 63 is fixedly installed inside the flip boss and the connecting platform.

[0039] The above technical solution is adopted: the center frame 72 drives the second flip plate 62 to move, and the second flip plate 62 drives the first flip plate 61 to move. Combined with the rotation of the first flip plate 61 and the second flip plate 62, the total length of the center frame 72, the first flip plate 61 and the second flip plate 62 can be adjusted, which is convenient for adjusting the position of the first flip plate 61 and the second flip plate 62 according to the position of the limit baffle 52 to ensure the closure of the limit baffle 52.

[0040] Preferably, any of the above schemes comprises a positioning rod group 8 including an electric telescopic rod 81 and a positioning block 82 , the electric telescopic rod 81 is fixedly installed inside the first flip plate 61 and the second flip plate 62 , and a positioning block 82 is fixedly installed at one end of the electric telescopic rod 81 .

[0041] The above technical solution is adopted: during the rotation and adjustment of the first flip plate 61 and the second flip plate 62, the electric telescopic rod 81 is controlled to extend and retract to drive the positioning block 82 to move, and the first flip plate 61 and the second flip plate 62 are positioned and locked by the positioning block 82.

[0042] The working principle of the punching die of the utility model is as follows:

[0043] The control adjustment cylinder 51 drives the limit baffle 52 to move inside the mold cavity 4, the control drive cylinder 71 drives the center frame 72 to move, the control flip motor 63 drives the first flip plate 61 or the second flip plate 62 to rotate, and the control electric telescopic rod 81 drives the positioning block 82 to move.

[0044] Compared with the prior art, the present invention has the following beneficial effects:

[0045] 1. Two groups of fixed-size limiting structures and two groups of adjustable-size regulating structures are respectively arranged around the mold cavity 4. The size of the regulating structure is controlled according to the position of the limiting structure, so that the limiting structure and the regulating structure remain closed. The working size inside the mold cavity 4 can be adjusted according to the size used, thereby effectively ensuring the closedness of the working space inside the mold cavity 4, facilitating the stamping process of the mold through the adjusted mold cavity, and ensuring the stability of the processing.

[0046] 2. A positioning structure is set inside the adjusting structure, and the positioning structure is used to position the movable parts inside the adjusting structure to ensure the stability of the movement of the adjusting structure.

Claims

1. A stamping die, comprising a support platform (1), a lower die base (2) fixedly mounted in the middle of the support platform (1), an upper die base (3) disposed above the lower die base (2), characterized in that: A mold cavity (4) is provided inside the lower mold base (2), an adjustment limit plate (5) is fixedly installed inside the mold cavity (4), a rotating splicing plate (6) is provided on both sides of the adjustment limit plate (5), a center adjustment frame (7) is fixedly installed at one end of the rotating splicing plate (6), and a positioning rod group (8) is fixedly installed inside the rotating splicing plate (6).

2. A stamping die according to claim 1, characterized in that: A bracket (9) is provided at the top end of the support platform (1), and the upper die base (3) is fixedly installed in the middle of the bracket (9).

3. A stamping die according to claim 2, characterized in that: The regulating limit plate (5) comprises an regulating cylinder (51) and a limit baffle (52); the regulating cylinder (51) is fixedly mounted inside the lower die base (2); the output end of the regulating cylinder (51) is fixedly mounted with the limit baffle (52); and the limit baffle (52) is movably connected to the inside of the die cavity (4).

4. A stamping die according to claim 3, characterized in that: The rotating splicing plate (6) comprises a first flip plate (61), a second flip plate (62) and a flip motor (63); one end of the first flip plate (61) and the second flip plate (62) is provided with a flip groove; one end of the flip groove is fixedly mounted with a flip motor (63); and one end of the second flip plate (62) is provided with a flip boss.

5. A stamping die according to claim 4, characterized in that: The center adjustment frame (7) comprises a driving cylinder (71) and a center frame (72), wherein the driving cylinder (71) is fixedly mounted inside the lower die base (2), the output shaft of the driving cylinder (71) is fixedly mounted with the center frame (72), the center frame (72) is located inside the die cavity (4), and connecting platforms are provided at both ends of the center frame (72).

6. A stamping die according to claim 5, characterized in that: The second flip plate (62) is rotatably connected to the connecting platform, one end of the second flip plate (62) is rotatably connected to the first flip plate (61), and a flip motor (63) is fixedly installed inside the flip boss and the connecting platform.

7. A stamping die according to claim 6, characterized in that: The positioning rod group (8) comprises an electric telescopic rod (81) and a positioning block (82); the electric telescopic rod (81) is fixedly mounted inside the first flip plate (61) and the second flip plate (62); and the positioning block (82) is fixedly mounted on one end of the electric telescopic rod (81).

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