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CN-224208882-U - Stamping die for eliminating flanging circumferential opening of partition plate

CN224208882UCN 224208882 UCN224208882 UCN 224208882UCN-224208882-U

Abstract

The utility model relates to the technical field of stamping dies and discloses a stamping die for eliminating a flanging circumferential opening of a partition plate, which comprises a lower die holder, wherein a plate material is arranged on the top end surface of the lower die holder, a stamping part is arranged above the plate material, an installation block is fixedly arranged outside the stamping part through a bolt structure, a flanging component is arranged on one side end surface of the installation block, the flanging component comprises a first annular pressing block fixedly arranged on one side end surface of the installation block close to the lower die holder, and an ejection mechanism is arranged inside the lower die holder. This eliminate baffle turn-ups circumference open-ended stamping die, through the contact of third annular briquetting, second annular briquetting and first annular briquetting with the outer fringe position of sheet material in proper order during single punching press, can progressive press shape turn-ups to the outer fringe position of sheet material, and then can avoid when carrying out punching press turn-ups to the sheet material because the too big problem that causes the circumference to open the breach in the sheet material outside of once punching press deflection.

Inventors

  • YU HONGLIANG
  • LI XIANGREN

Assignees

  • 长春智乐机械制造有限公司

Dates

Publication Date
20260508
Application Date
20250215

Claims (8)

  1. 1. The stamping die for eliminating the flanging circumferential opening of the partition plate comprises a lower die holder (1) and is characterized in that a plate material (6) is arranged on the top end surface of the lower die holder (1), a stamping part (2) is arranged above the plate material (6), a telescopic rod (4) is fixedly arranged on one side end surface of the stamping part (2) close to the plate material (6), a pressing plate (5) is fixedly arranged at the telescopic end of the telescopic rod (4), and the plate material (6) is arranged between the lower die holder (1) and the pressing plate (5); The outer portion of the stamping part (2) is fixedly provided with a mounting block (3) through a bolt structure, one side end face of the mounting block (3) is provided with a flanging component (700), the flanging component (700) comprises a first annular pressing block (701) fixedly arranged on one side end face of the mounting block (3) close to the lower die holder (1), and an ejection mechanism is arranged in the lower die holder (1).
  2. 2. The stamping die for eliminating the flanging circumferential opening of the partition plate according to claim 1, wherein the flanging assembly (700) further comprises a second annular pressing block (702) arranged on the outer side of the first annular pressing block (701), a third annular pressing block (703) is arranged on the outer side of the second annular pressing block (702), and sliding connection is formed between the first annular pressing block (701) and the second annular pressing block (702) and between the second annular pressing block (702) and the third annular pressing block (703).
  3. 3. The stamping die for eliminating the flanging circumferential opening of the partition plate according to claim 2, wherein the first annular pressing block (701), the second annular pressing block (702) and the third annular pressing block (703) are arranged on the outer side of the mounting block (3) from far to near along the axis direction of the mounting block (3) relative to the lower die holder (1), and the top angles of one side, close to the plate material (6), of the first annular pressing block (701), the second annular pressing block (702) and the third annular pressing block (703) are all in the shape of circular arcs.
  4. 4. The stamping die for eliminating the flanging circumferential opening of the partition plate according to claim 3, wherein the second annular pressing block (702) and the third annular pressing block (703) are fixedly connected with a movable rod (704) on one side end face, close to the installation block (3), of the second annular pressing block, a first spring (705) is arranged on the outer side of the movable rod (704), and the movable rod (704) and the first spring (705) are distributed at equal angles relative to the axis of the installation block (3).
  5. 5. The stamping die for eliminating the flanging circumferential opening of the partition plate according to claim 4, wherein one end of the first spring (705) is fixedly connected with the mounting block (3), and the other end of the first spring (705) is fixedly connected with the second annular pressing block (702) and the third annular pressing block (703) respectively.
  6. 6. The stamping die for eliminating the flanging circumferential opening of the partition plate according to claim 5, wherein the guide hole (8) matched with the movable rod (704) is formed in the mounting block (3), and the movable rod (704) is in sliding connection with the mounting block (3) through the guide hole (8) and plays a role in guiding the second annular pressing block (702) and the third annular pressing block (703).
  7. 7. The stamping die for eliminating the flanging circumferential opening of the partition plate according to claim 1, wherein the ejection mechanism is arranged at an equal angle relative to the axis of the lower die holder (1), the ejection mechanism comprises a mounting hole (9) formed in the outer end face of the lower die holder (1), and a push rod (10) and a second spring (11) are arranged in the mounting hole (9).
  8. 8. The stamping die for eliminating the flanging circumferential opening of the partition plate according to claim 7, wherein two ends of the second spring (11) are fixedly connected with the ejector rod (10) and the mounting hole (9) respectively, and the ejector rod (10) is in sliding connection with the lower die holder (1) through the mounting hole (9).

Description

Stamping die for eliminating flanging circumferential opening of partition plate Technical Field The utility model relates to the technical field of stamping dies, in particular to a stamping die for eliminating a flanging circumferential opening of a partition plate. Background The flanging process is a conventional process in the sheet stamping process, and is a forming method for forming an upright straight edge with a certain angle along a closed or non-closed curve edge on a plane part or a curved part of a blank by utilizing the action of a die. The existing stamping die is arranged on the guide piece in a sliding manner when in flanging, so that the movement of the flanging male die is more stable, the flanging male die is ensured not to deviate, and the flanging precision is improved. But most stamping dies in the market at present usually one time direct stamping forming when carrying out turn-ups processing to the baffle, easily cause baffle turn-ups circumference to appear opening the mouth, perhaps adopt the punching press of transmission formula many times, need set gradually multiunit stamping die, the operation flow is comparatively complicated, and then has certain use defect, consequently, we propose a eliminate baffle turn-ups circumference open-ended stamping die to solve the problem that above-mentioned in mentioning. Disclosure of utility model The utility model aims to provide a stamping die for eliminating a flanging circumference opening of a baffle plate, which solves the problems that the prior stamping die is usually formed by direct stamping at one time when the baffle plate is subjected to flanging processing, the flanging circumference of the baffle plate is easy to crack, or a plurality of groups of stamping dies are required to be sequentially arranged by adopting transmission type multi-time stamping, and the operation flow is complex. The stamping die for eliminating the flanging circumferential opening of the partition plate comprises a lower die holder, wherein a plate material is arranged on the top end surface of the lower die holder, a stamping part is arranged above the plate material, a telescopic rod is fixedly arranged on one side end surface of the stamping part, which is close to the plate material, a pressing plate is fixedly arranged at the telescopic end of the telescopic rod, and the plate material is arranged between the lower die holder and the pressing plate; The outside of punching press portion is through bolt structure fixed mounting has the installation piece, and one side terminal surface of installation piece is provided with the turn-ups subassembly, the turn-ups subassembly is including fixed the setting at the first annular briquetting that is close to die holder one side terminal surface of installation piece, the inside of die holder is provided with ejection mechanism. As the preferable technical scheme of the utility model, the flanging component further comprises a second annular pressing block arranged on the outer side of the first annular pressing block, a third annular pressing block is arranged on the outer side of the second annular pressing block, and sliding connection is formed between the first annular pressing block and the second annular pressing block and between the second annular pressing block and the third annular pressing block. As the preferable technical scheme of the utility model, the first annular pressing block, the second annular pressing block and the third annular pressing block are arranged on the outer side of the installation block from far to near relative to the lower die holder along the axis direction of the installation block, and the top angles of one sides of the first annular pressing block, the second annular pressing block and the third annular pressing block, which are close to the plate, are all in arc shapes. As the preferable technical scheme of the utility model, the end faces of one side, close to the installation block, of the second annular pressing block and the third annular pressing block are fixedly connected with movable rods, first springs are arranged on the outer sides of the movable rods, and the movable rods and the first springs are distributed at equal angles relative to the axis of the installation block. As a preferable technical scheme of the utility model, one end of the first spring is fixedly connected with the mounting block, and the other end of the first spring is fixedly connected with the second annular pressing block and the third annular pressing block respectively. As the preferable technical scheme of the utility model, the inside of the installation block is provided with the guide hole matched with the movable rod, and the movable rod is in sliding connection with the installation block through the guide hole and plays a role in guiding the second annular pressing block and the third annular pressing block. As a preferable technical scheme of the utility model, the e