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CN-117415238-B - Waste discharge device of progressive die

CN117415238BCN 117415238 BCN117415238 BCN 117415238BCN-117415238-B

Abstract

The application provides a waste discharge device of a progressive die, which comprises a recursion unit and a collection unit, wherein the recursion unit comprises a blanking underframe and a plurality of groups of pushing mechanisms, the blanking underframe is provided with a plurality of material receiving platforms in a arraying mode, each material receiving platform is located below each stamping station, the height of each material receiving platform gradually decreases from one side end of the blanking underframe to the other side end of the blanking underframe, the material receiving platform with the lowest height is set as a tail end material receiving platform, the collection unit is located at the outer side of the tail end material receiving platform far away from the adjacent material receiving platform and is used for collecting stamping waste, each group of pushing mechanisms is correspondingly arranged on each material receiving platform, each pushing mechanism comprises a pushing part which is arranged on the material receiving platform in a sliding mode and a linkage part which is used for connecting the pushing part, and the linkage part and the feeding mechanism are in intermittent linkage so as to realize automatic pushing of the stamping waste by the pushing part. Therefore, the stamping waste can be automatically collected in the collecting unit, and vibration to the stamping frame can be reduced, so that the sheet metal part can keep good stamping forming precision.

Inventors

  • LIN SHIDA
  • WANG YONGHENG
  • XU LIMING
  • WANG XIUFANG
  • YU WEIFA
  • ZHAO QINGLONG

Assignees

  • 天津世亚模具股份有限公司

Dates

Publication Date
20260505
Application Date
20230927

Claims (9)

  1. 1. The utility model provides a waste discharge device of progressive die, this progressive die includes punch press frame (1), is used for punching press sheet metal component's mould assembly (2) and is used for pushing away feeding mechanism (3) of sheet metal component, punch press frame (1) have a plurality of punching press stations that the equidistance was arranged and is set up, its characterized in that: The waste discharge device comprises a recursion unit (5) and a collection unit (4), wherein the recursion unit (5) comprises a blanking underframe (6) and a plurality of groups of pushing mechanisms arranged on the blanking underframe (6), the blanking underframe (6) is provided with a plurality of receiving platforms (61) for receiving stamping waste in a arrayed manner, and each receiving platform (61) is respectively positioned below each stamping station; The height of each receiving table (61) gradually decreases from one side end to the other side end of the blanking underframe (6), the receiving table (61) with the lowest height is set to be a tail end receiving table (611), and the collecting unit (4) is positioned at the outer side of the tail end receiving table (611) far away from the adjacent receiving table (61) and is used for collecting stamping scraps; The pushing mechanisms are respectively and correspondingly arranged on the receiving platforms (61), and comprise pushing parts (7) arranged on the receiving platforms (61) in a sliding manner and linkage parts (8) used for connecting the pushing parts (7), wherein the linkage parts (8) are in intermittent linkage with the feeding mechanisms (3) so as to realize automatic pushing of the stamping waste by the pushing parts (7); the feeding mechanism (3) comprises a sliding seat (31) which is slidably arranged on the punching machine frame (1), and a first driving piece (32) which is used for driving the sliding seat (31) to slide; The sliding seat (31) is rotatably connected with two rotating arm plates (33), and a second driving piece (35) for enabling the two rotating arm plates (33) to rotate oppositely is connected between the two rotating arm plates; one end of the rotating arm plate (33) far away from the second driving piece (35) is fixedly provided with a clamping block (34), and when the second driving piece (35) acts, the two clamping blocks (34) are mutually close to each other and are used for clamping the sheet metal part together; all linkage parts (8) are connected with a connecting column (9) together, a limiting part (91) is arranged at the top of the connecting column (9), a limiting groove (331) is formed in the bottom surface of the rotating arm plate (33) located below, and when feeding of the feeding mechanism (3) is completed and the two rotating arm plates (33) are reset to be in a limit separation state, the limiting part (91) is clamped and limited with the limiting groove (331).
  2. 2. The waste discharging device according to claim 1, wherein the side surface of the material receiving table (61) is provided with a movable caulking groove (612), and the pushing component (7) is movably arranged in the movable caulking groove (612), and the bottom surface of the pushing component (7) is attached to the top surface of the adjacent material receiving table (61); The side of the pushing component (7) is provided with a first sliding column (71), the linkage component (8) is connected with the first sliding column (71), the side of the blanking underframe (6) is provided with a first sliding groove (63) which is in sliding fit with the first sliding column (71), and the first sliding groove (63) is horizontally arranged; A first spring (72) is arranged between the first sliding column (71) and the first sliding groove (63) and is used for forcing the pushing component (7) to be completely embedded into the movable caulking groove (612) in a normal state, and when the feeding mechanism (3) finishes feeding and the sliding seat (31) resets, the linkage component (8) drives the pushing component (7) to move towards a direction close to the tail end receiving table (611).
  3. 3. The waste discharging device according to claim 1, wherein the linkage part (8) is of a telescopic structure, the pushing part (7) comprises a cross beam plate (73) and a plurality of pushing plates (74) fixed on the top surface of the cross beam plate (73), the cross beam plate (73) is movably arranged in the material receiving table (61), all the pushing plates (74) are equidistantly arranged along the length direction of the cross beam plate (73), a plurality of relief grooves (613) are formed in the top surface of the material receiving table (61), and each pushing plate (74) is correspondingly arranged in each relief groove (613) in a penetrating mode; A second sliding column (75) is fixed at the side end of the beam plate (73), and a second sliding groove (64) which is matched with the second sliding column (75) in a sliding way is arranged on the side surface of the blanking underframe (6), wherein the second sliding groove (64) comprises a pushing section (641) and a resetting section (642) which are connected end to end, the pushing section (641) is horizontally arranged, and the resetting section (642) is arc-shaped and is positioned below the pushing section (641); When the first driving piece (32) is reset, the linkage part (8) drives the second sliding column (75) to move along the pushing section (641), and the pushing plate (74) is higher than the top surface of the receiving table (61) at the moment and is used for pushing the stamping waste to move towards the direction approaching to the tail end receiving table (611); And a reset part is further connected between the linkage part (8) and the blanking underframe (6), and when the second driving part (35) is reset, the limiting part (91) and the limiting groove (331) are separated from each other, the reset part forces the second sliding column (75) to move along the reset section (642), and at the moment, the pushing plate (74) can retract into the yielding groove (613).
  4. 4. The waste discharging device according to claim 3, wherein a guiding component (65) for guiding the second sliding column (75) to move unidirectionally is arranged at the transition position of the pushing section (641) and the resetting section (642), the guiding component (65) comprises a moving stop block (652) movably embedded in the inner side wall of the second sliding groove (64) and a second spring (651) for forcing the moving stop block (652) to partially extend into the second sliding groove (64), and an inclined surface (6511) is arranged on the side surface of the moving stop block (652) and is used for enabling the second sliding column (75) to abut against the inclined surface (6511) and forcing the moving stop block (652) to move inwards when the linkage component (8) drives the second sliding column (75) to move unidirectionally.
  5. 5. The waste discharging device according to claim 3, wherein the return member is provided as an extension spring (84), one end of the extension spring (84) is hooked and fixed to the linkage member (8), the other end of the extension spring (84) is hooked and fixed to the blanking chassis (6), and the extension spring (84) is used for forcing the second slide column (75) to stay at one end of the pushing section (641) away from the terminal receiving table (611).
  6. 6. The waste discharging device according to claim 3, wherein sealing strips (614) are respectively adhered to two opposite side walls of the yielding groove (613), and a moving area for the pushing plate (74) to pass through is arranged between the two sealing strips (614).
  7. 7. The waste discharging device according to claim 3, wherein the linkage part (8) comprises a first rod (81), a second rod (82) and a third spring (83), the first rod (81) is connected with the second sliding column (75), the second rod (82) is connected with the connecting column (9), the first rod (81) is movably sleeved on the second rod (82), and the third spring (83) is arranged between the first rod (81) and the second rod (82) and used for forcing the first rod (81) to move in a direction away from the second rod (82).
  8. 8. The waste discharging device according to claim 1, wherein the side surface of the blanking chassis (6) is provided with a through mounting groove (66), the collecting unit (4) comprises a moving platform (41) arranged in the mounting groove (66) in a sliding mode and two collecting boxes (42) detachably mounted on the top of the moving platform (41), the collecting boxes (42) are arranged in an open top mode, the side surface of each collecting box (42) is provided with a magnetic attraction component (424), when the magnetic attraction component (424) of each collecting box (42) is magnetically attracted with the blanking chassis (6), the collecting box (42) is matched and located in the mounting groove (66), and the other collecting box (42) is completely located outside the blanking chassis (6).
  9. 9. The waste discharging device according to claim 8, wherein a plug pin (411) is vertically fixed on the top surface of the movable platform (41), and the collecting box (42) is provided with a jack (422) which is in plug-in fit with the plug pin (411).

Description

Waste discharge device of progressive die Technical Field The application relates to the field of die design, in particular to a waste discharge device of a progressive die. Background The progressive die, also called multi-station progressive die, progressive die or jump die, is characterized by that in a pair of dies several equidistant stations are cut, on each station one or several basic stamping processes are set, and the stations are sequentially connected to implement different processing, i.e. a series of different stamping processes can be implemented in one stroke of the press machine frame. After one stroke is completed, the material is moved forward by the feeding mechanism of the punching machine frame according to a fixed step distance, so that a plurality of working procedures, such as punching, blanking, bending, trimming, deep drawing and the like, can be completed on one pair of dies. When stamping forming is carried out on sheet metal parts by a die of a progressive die, stamping waste generated by the stamping waste is required to be collected, a collecting device is usually arranged below a punching machine frame, the related art discloses a collecting device which comprises a material receiving table and a collecting box arranged on the outer side of the material receiving table, the height of the material receiving table is gradually inclined from one end of the material receiving table to the other end of the material receiving table, a vibrating motor is arranged in the material receiving table, and when the stamping waste falls above the material receiving table, the stamping waste can be downwards moved along the inclined direction of the material receiving table through vibration of the vibrating motor and finally falls into the collecting box for recycling. The related technical scheme realizes automatic collection of stamping waste by arranging the vibrating motor, however, vibration generated during working of the vibrating motor is easily transmitted to the stamping frame, and the sheet metal part is subjected to the risk of position deviation and even separation from the stamping station after vibration, thereby affecting the stamping forming precision of the sheet metal part and being required to be improved. Disclosure of Invention Based on the above, the application provides the waste discharge device of the progressive die, which can automatically collect stamping waste in the collecting unit and reduce vibration of the stamping frame, so that the sheet metal part can keep good stamping forming precision. The application provides a waste discharge device of a progressive die, which adopts the following technical scheme: The utility model provides a waste discharge device of progressive die, this progressive die includes punch press frame, is used for punching press sheet metal component's mould assembly and is used for pushing away sheet metal component's feeding mechanism, and punch press frame has a plurality of punching press stations that the equidistance was arranged and is set up; The waste discharging device comprises a recursion unit and a collection unit, wherein the recursion unit comprises a blanking underframe and a plurality of groups of pushing mechanisms arranged on the blanking underframe, the blanking underframe is provided with a plurality of material receiving platforms for receiving stamping waste in a arraying manner, and each material receiving platform is respectively positioned below each stamping station; the height of each receiving table gradually decreases from one side end of the blanking underframe to the other side end, the receiving table with the lowest height is set as a tail end receiving table, and the collecting unit is positioned at the outer side of the tail end receiving table far away from the adjacent receiving table and used for collecting stamping waste; Each group of pushing mechanisms are respectively and correspondingly arranged on each receiving platform, each pushing mechanism comprises a pushing component which is arranged on the receiving platform in a sliding way and a linkage component which is used for connecting the pushing component, and the linkage component is in intermittent linkage with the feeding mechanism so as to realize automatic pushing of the stamping waste by the pushing component. By adopting the technical scheme, the stamping waste generated by stamping can correspondingly fall on the top surface of the receiving table by correspondingly arranging the receiving tables below the stamping stations, the linkage part and the feeding mechanism are in intermittent linkage under a certain state, the linkage part can be forced to move when the feeding mechanism acts, the pushing part is further driven to move towards the direction close to the tail end receiving table, and after the stamping waste is pushed for many times, the stamping waste finally falls in the collecting unit, so that the automatic collecti