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CN-224222641-U - Die locking device of roll forging machine

CN224222641UCN 224222641 UCN224222641 UCN 224222641UCN-224222641-U

Abstract

The utility model relates to the field of roll forging machines, in particular to a roll forging machine die locking device which comprises a roll forging machine body, wherein a roller is fixedly connected to the output end of the roll forging machine body, a die holder is arranged on the surface of the roller, a locking structure is arranged on the surface of the roller, a die holder is initially and slidably clamped and installed into a whole through a first mounting plate and a mounting groove on the roller, a fixing plate in the locking structure can limit the position of the die holder at first, a pressing plate is sleeved on the surface of the roller from one end far away from the fixing plate, a pressing piece is sleeved on the smooth part of a threaded rod, the threaded rod is in threaded connection with the roller and continuously rotates, so that a positioning end is close to one side of the pressing piece, the pressing piece is fixed through a sleeve of the positioning end, and a plurality of extension rods are used for pressing and fixing the pressing plate at the same time when the pressing piece is fixed, so that the die holder is fixed through the fixing plate and the pressing plate, and the convenience of die holder disassembly is improved.

Inventors

  • GAO SHAOSONG

Assignees

  • 山东金池新材料科技有限公司

Dates

Publication Date
20260512
Application Date
20250611

Claims (7)

  1. 1. The die locking device of the roll forging machine comprises a roll forging machine body (1) and is characterized in that the output end of the roll forging machine body (1) is fixedly connected with two rollers (2), the number of the rollers (2) is two, the surfaces of the rollers (2) are provided with die holders (3), and the surfaces of the rollers (2) are provided with locking structures (4); The locking structure (4) comprises a fixing plate (401) and a pressing plate (402), wherein the inner cavity of the fixing plate (401) is fixedly connected to the surface of a roller (2), one side of the fixing plate (401) is attached to one side of a die holder (3), the inner wall of the pressing plate (402) is slidably connected to the surface of the roller (2), a threaded rod (403) is connected to the inner cavity of the roller (2) in a threaded manner, a pressing piece (404) is sleeved on the surface of the threaded rod (403), one side of the pressing piece (404) abuts against one side of the pressing plate (402), one end of the threaded rod (403) is fixedly connected with a positioning end (405), and one side of the positioning end (405) is attached to one side of the pressing piece (404).
  2. 2. The die locking device of the roll forging machine, as set forth in claim 1, characterized in that the surface of the roll (2) is provided with a plurality of mounting grooves (5), the mounting grooves (5) are all T-shaped, the inner wall of the mounting groove (5) is provided with an extension groove (6), and the inner cavity of the extension groove (6) is provided with an elastic component (7).
  3. 3. The die locking device of the roll forging machine, as set forth in claim 2, characterized in that the inner wall of the die holder (3) is fixedly connected with a plurality of first mounting plates (8), and the surfaces of the first mounting plates (8) are slidably connected to the inner wall of the mounting groove (5).
  4. 4. The die locking device of the roll forging machine, as set forth in claim 2, wherein the inner wall of the pressing plate (402) is fixedly connected with a plurality of second mounting plates (9), and the surfaces of the second mounting plates (9) are slidably connected to the inner wall of the mounting groove (5).
  5. 5. The die locking device of the roll forging machine, as set forth in claim 1, wherein the damping fin (10) is fixedly connected to one side of the fixing plate (401) and one side of the pressing plate (402), and one side of the damping fin (10) is attached to one side of the die holder (3).
  6. 6. The die locking device of a roll forging machine according to claim 2, wherein the elastic component (7) comprises a retaining plate (701), one side of the retaining plate (701) is slidably connected to the inner wall of the extension groove (6), one side of the retaining plate (701) is fixedly connected with damping telescopic rods (702), the number of the damping telescopic rods (702) is multiple, one ends of the damping telescopic rods (702) are fixedly connected to the inner wall of the extension groove (6), springs (703) are sleeved on the surfaces of the damping telescopic rods (702), one ends of the springs (703) are fixedly connected to one side of the retaining plate (701), the other ends of the springs (703) are fixedly connected to the inner wall of the extension groove (6), and one side of the retaining plate (701) is attached to one side of the first mounting plate (8).
  7. 7. The die locking device of a roll forging machine as set forth in claim 6, wherein a limiting plate (704) is fixedly connected to one side of the retaining plate (701), and one side of the limiting plate (704) is attached to the inner wall of the extension groove (6).

Description

Die locking device of roll forging machine Technical Field The utility model relates to the field of roll forging machines, in particular to a die locking device of a roll forging machine. Background The roll forging machine applies pressure to the metal material through a pair of counter-rotating dies (forging rollers) to cause plastic deformation of the metal material, thereby obtaining a desired forging or forging stock, and in the roll forging process, after the blank is compressed in the height direction by the roll forging die, in addition to the small part of metal flowing transversely, most of metal flows along the length direction of the blank, so that the length of the blank is increased, the cross-sectional area is reduced, and the die of the roll forging machine is a key part for realizing plastic deformation of the metal. However, the traditional most roll forging machine die fixing mode is complicated, the die holder is fixed on the surface of the roller through a plurality of bolts, the bolts are required to be detached one by one when the die is replaced, the time consumption is long, the production efficiency is influenced, particularly in multi-variety small-batch production, the frequent die replacement can obviously reduce the equipment utilization rate, a plurality of bolt holes are required to be processed on the die, partial materials are reduced, stress concentration points are formed, cracks or breakage is easy to occur under high-frequency impact load, and the service life of the die is shortened. Disclosure of utility model In order to overcome the defects of the prior art, the traditional most die fixing modes of the roll forging machine are complicated, and the die holder is fixed on the surface of the roller through a plurality of bolts, so that the bolts are required to be detached one by one when the die is replaced, the time consumption is long, the production efficiency is influenced and the like. The utility model solves the technical problems by adopting the technical scheme that the die locking device of the roll forging machine comprises a roll forging machine body, wherein the output end of the roll forging machine body is fixedly connected with two rolls, the surfaces of the rolls are provided with die holders, and the surfaces of the rolls are provided with locking structures; The locking structure comprises a fixing plate and a pressing plate, wherein the inner cavity of the fixing plate is fixedly connected to the surface of a roller, one side of the fixing plate is attached to one side of a die holder, the inner wall of the pressing plate is slidably connected to the surface of the roller, the inner cavity of the roller is in threaded connection with a threaded rod, a compressing piece is sleeved on the surface of the threaded rod, one side of the compressing piece abuts against one side of the pressing plate, one end of the threaded rod is fixedly connected with a positioning end, and one side of the positioning end is attached to one side of the compressing piece. Preferably, the surface of the roller is provided with a plurality of mounting grooves, the mounting grooves are all T-shaped, the inner wall of each mounting groove is provided with an extending groove, and the inner cavity of each extending groove is provided with an elastic component. Preferably, the inner wall of the die holder is fixedly connected with a plurality of first mounting plates, and the surface of the first mounting plates is slidably connected to the inner wall of the mounting groove. Preferably, the inner wall fixedly connected with second mounting panel of clamp plate, the quantity of second mounting panel is a plurality of, the surface sliding connection of second mounting panel is in the inner wall of mounting groove. Preferably, the damping fin is fixedly connected to one side of the fixing plate and one side of the pressing plate, and one side of the damping fin is attached to one side of the die holder. Preferably, the elastic component includes the board of keeping out, one side sliding connection of keeping out the board is in the inner wall of extending the groove, one side fixedly connected with damping telescopic link of keeping out the board, the quantity of damping telescopic link is a plurality of, the equal fixed connection of one end of damping telescopic link is in the inner wall of extending the groove, the surface cover of damping telescopic link is equipped with the spring, one end fixed connection of spring is in one side of keeping out the board, the other end fixed connection of spring is in the inner wall of extending the groove, one side laminating of keeping out the board is in one side of first mounting panel. Preferably, a limiting plate is fixedly connected to one side of the resisting plate, and one side of the limiting plate is attached to the inner wall of the extending groove. The utility model has the advantages that: According to the utility model, t