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CN-122007371-A - High-adaptability nonferrous metal die casting equipment and method

CN122007371ACN 122007371 ACN122007371 ACN 122007371ACN-122007371-A

Abstract

The invention relates to high-adaptability nonferrous metal die casting equipment and method, and belongs to the technical field of nonferrous metal die casting. Including die casting equipment body, support and mount pad, support fixed connection is on the die casting equipment body, fixedly connected with hydraulic stem between mount pad and the support, the bilateral symmetry of mount pad is equipped with the shell subassembly, a plurality of spraying poles of array arrangement have on the shell subassembly. The invention cleans the inner wall of the die cavity in advance before spraying the release agent by arranging the cleaning mechanism. After the brush plate enters the die cavity along with the connecting cylinder, the first spring adaptively adjusts the compression degree according to the shape of the inner wall of the die cavity under the reaction force to ensure that the brush plate is always tightly attached to the inner wall of the die cavity, and then the second motor drives the driving wheel, the driven wheel and the idler wheel to be linked to drive the mounting cylinder and the connecting cylinder to rotate, so that the brush plate rotates and rubs at a high speed on the inner wall of the die cavity, and residual metal flash, carbon deposition of old release agent, oil stains and tiny impurities can be effectively removed.

Inventors

  • Tang Ailian

Assignees

  • 湖南益创铝业有限公司

Dates

Publication Date
20260512
Application Date
20260407

Claims (10)

  1. 1. The high-adaptability nonferrous metal die-casting equipment is characterized by comprising a die-casting equipment body (1), a support (2) and a mounting seat (4), wherein the support (2) is fixedly connected to the die-casting equipment body (1), a hydraulic rod (3) is fixedly connected between the mounting seat (4) and the support (2), two sides of the mounting seat (4) are symmetrically provided with shell components, and a plurality of spraying rods (21) are arrayed on the shell components; the outside of the spraying rod (21) is provided with a cleaning mechanism which is used for cleaning and removing impurities from the die cavity and comprises a mounting cylinder (12), a connecting cylinder (13) and a plurality of brush plates (35); The spraying rod is characterized in that a limiting ring (26) is fixedly connected to the outer wall of the spraying rod (21), a plurality of limiting mechanisms are arranged between the connecting cylinder (13) and the limiting ring (26), the limiting mechanisms are used for fixedly limiting the connecting cylinder (13) and the spraying rod (21), and each limiting mechanism comprises a connecting rod (31), a limiting block (32) and a third spring (34).
  2. 2. The high-adaptability nonferrous metal die casting device according to claim 1, wherein the housing assembly comprises a mounting shell (7), a connecting shell (8) and a mounting plate (9), the connecting shell (8) is fixedly connected between the mounting shell (7) and the mounting plate (9), the mounting cylinder (12) penetrates through the mounting plate (9) and is rotationally connected with the mounting plate (9), a communicating pipe is connected between the spraying rods (21), a connecting port (11) is fixedly connected to the outer wall of the connecting shell (8), and the connecting port (11) is connected with the communicating pipe.
  3. 3. The high-adaptability nonferrous metal die casting device according to claim 2, wherein the connecting cylinder (13) is slidably connected with the mounting cylinder (12), a plurality of brush plates (35) are circumferentially distributed and rotatably connected to the end of the connecting cylinder (13) through torsion springs, the mounting plate (9) is rotatably connected with a driving wheel (18), a plurality of driven wheels (16) and an idler wheel (17), the driven wheels (16) are coaxially fixed with the mounting cylinder (12), and the driving wheel (18) and the idler wheel (17) are meshed between the driven wheels (16).
  4. 4. A high-adaptability nonferrous metal die casting device according to claim 3, characterized in that a second motor (19) is fixedly connected to one side of the mounting shell (7) close to the mounting plate (9), and the output end of the second motor (19) is coaxially fixed with the driving wheel (18).
  5. 5. The high-adaptability nonferrous metal die casting device according to claim 4, wherein one side of the mounting shell (7) far away from the mounting plate (9) is fixedly connected with a sliding rod (5) and a rack (6), the sliding rod (5) and the rack (6) both slide to penetrate through the mounting seat (4), a gear (14) is rotationally connected with the mounting seat (4), the gear (14) is meshed with the rack (6), a first motor (15) is fixedly connected to the outer wall of the mounting seat (4), and the output end of the first motor (15) is coaxially fixed with the gear (14).
  6. 6. The high-adaptability nonferrous metal die casting device according to claim 5, wherein a plurality of mounting grooves are formed in the outer wall of the connecting cylinder (13), the limiting mechanism is arranged in the mounting grooves, through holes are formed in the outer wall of the mounting grooves, the limiting block (32) is slidably connected in the through holes, the end part of the limiting block (32) is inserted on the limiting ring (26), protruding blocks (36) are symmetrically fixed on the side wall of the limiting block (32), and elastic sheets (37) are fixedly connected between the protruding blocks (36) and the inner wall of the mounting grooves.
  7. 7. The high-adaptability nonferrous metal die casting device according to claim 6, wherein the connecting rod (31) is slidably connected in the mounting groove and penetrates through the limiting block (32), a sliding block (33) is fixedly connected to the top of the connecting rod (31), an iron sheet (30) is fixedly connected to the bottom of the connecting rod (31), the sliding block (33) and the iron sheet (30) are slidably connected in the mounting groove, fixing blocks are fixedly connected to the connecting rod (31) and the inner wall of the mounting groove, a third spring (34) is fixedly connected between the two fixing blocks, a stop block is fixedly connected in the mounting groove, and the stop block is arranged between the sliding block (33) and the limiting block (32).
  8. 8. The high-adaptability nonferrous metal die casting device according to claim 7, wherein an annular groove is formed in the outer wall of the mounting cylinder (12), a plurality of electromagnets (29), guide rods (27) and second springs (28) are fixedly connected in the annular groove, the electromagnets (29) correspond to the iron sheet (30) in position, the second springs (28) are sleeved on the guide rods (27), the end portions of the second springs (28) are fixedly connected with the connecting cylinder (13), and the end portions of the guide rods (27) are slidably inserted into the side walls of the connecting cylinder (13).
  9. 9. The high-adaptability nonferrous metal die casting device according to claim 8, wherein a plurality of sliding grooves are formed in the mounting shell (7), a circular plate (22), a round rod (25) and a positioning rod (24) are fixedly connected to the end portion of the spraying rod (21) in sequence, the positioning rod (24) is slidably connected to the sliding grooves, a first spring (23) is sleeved on the round rod (25), two ends of the first spring (23) are fixedly connected with the circular plate (22) and the inner wall of the sliding groove respectively, a limiting frame (20) is connected to the inner side of the mounting shell (7) in a sliding mode, a plurality of ejector blocks are fixedly connected to the limiting frame (20) and correspond to the positioning rod (24) in position, an air cylinder (10) is fixedly connected to the outer wall of the mounting shell (7), and an output shaft of the air cylinder (10) is fixedly connected with the limiting frame (20).
  10. 10. A high-adaptability nonferrous metal die casting method, which is suitable for the high-adaptability nonferrous metal die casting equipment as claimed in claim 9, and is characterized by comprising the following specific steps: S1, starting a first motor (15) to drive a gear (14) to rotate, and driving two meshed racks (6) to rotate in opposite directions under the action of the gear (14), so as to drive a shell assembly and a cleaning mechanism to move into a die cavity; S2, the moving brush plate (35) and the connecting cylinder (13) are propped against the die cavity, the connecting cylinder (13) drives the spraying rod (21) to move through the limiting block (32) and the limiting ring (26) under the driving of the reaction force, the spraying rod (21) drives the positioning rod (24) to move through the round rod (25), meanwhile, the round plate (22) compresses the first spring (23), the compression degree of the first spring (23) is different according to the synchronization of the shape of the inner wall of the die cavity, the brush plate (35) is always kept to be attached to the inner wall of the die cavity, at the moment, the cylinder (10) is started to push the limiting frame (20) to move, and the top block on the limiting frame (20) extrudes and limits the positioning rod (24); S3, starting a second motor (19) to drive a driving wheel (18) to rotate, wherein the driving wheel (18) drives a plurality of meshed driven wheels (16) to rotate, the rotating driven wheels (16) drive other driven wheels (16) to rotate through idle wheels (17), so as to drive a mounting cylinder (12) coaxially fixed with the driven wheels (16) to rotate, and the mounting cylinder (12) drives a brush plate (35) to rotate on the inner wall of a die cavity through a connecting cylinder (13) to clean the die cavity; s4, electrifying the electromagnet (29), wherein the electromagnet (29) adsorbs the iron sheet (30) to be attached to the iron sheet, the iron sheet (30) drives the connecting rod (31) to move and stretches the third spring (34), the limiting block (32) is pushed to move in the moving process of the connecting rod (31), the limiting block (32) is separated from the limiting ring (26), the limiting of the spraying rod (21) is released, at the moment, the moving connecting rod (31) drives the sliding block (33) to abut against the stop block, and the connecting rod (31) which continues to move drives the connecting cylinder (13) to move, so that the second spring (28) is compressed; And S5, in the downward moving process of the connecting cylinder (13), the brush plate (35) gradually approaches the spraying rod (21), the moving brush plate (35) is jacked up by the top of the spraying rod (21), and then the release agent is sprayed on the inner wall of the die cavity from a spray head at the end part of the spraying rod (21).

Description

High-adaptability nonferrous metal die casting equipment and method Technical Field The invention relates to the technical field of nonferrous metal die casting, in particular to high-adaptability nonferrous metal die casting equipment and method. Background The die casting is also called as pressure casting, which is a forming process for injecting nonferrous metal alloy in a molten state into a precise die cavity at high speed and high pressure, forming a required casting after cooling and solidification, the pressure casting is an indispensable key technology in the industries of automobiles, aerospace, electronic communication and daily hardware, the pressure casting has high productivity, is easy to realize mechanization and automation, and can produce thin-wall castings with complex shapes, the traditional die casting device is generally composed of a die injection system, a die closing system, a hydraulic system, a control system, a die and other core parts, and the basic working principle is that two dies with die cavities are locked through the die closing mechanism to form a closed space, then, a die injection punch pushes molten metal liquid into the die cavity from a pressure chamber at extremely high speed under the driving of a hydraulic cylinder, the die cavity is filled with the molten metal liquid under huge pressure and is solidified and formed, finally the die is opened, the formed casting is pushed out by an ejection mechanism, and a release agent is required to be sprayed in the die cavity when the pressure casting is carried out, so that the casting is conveniently taken out finally. Through investigation, chinese patent application discloses a die casting device (publication number: CN 120961883A) for nonferrous metal production, which comprises a die casting machine table, wherein a die casting mechanism is arranged on the side surface of the die casting machine table, a die clamping mechanism is fixedly connected to the side surface of the top end of the die casting machine table, which is far away from the die casting mechanism, a die casting movable die is movably connected to the side surface of the die clamping mechanism, which is close to the die clamping mechanism, and a die casting fixed die is arranged on the side surface of the die casting movable die, which is far away from the die clamping mechanism. Although the die cavity of the movable die and the fixed die are matched through the nozzle, when the nozzle sprays the release agent, the nozzle can be matched with the die cavity to ensure the spraying effect of the release agent, but in the environment of a nonferrous metal die casting workshop, a large amount of suspended particles such as metal dust, flash chips, die lubricating residues and the like exist, if the nozzle is exposed and stored, the dust and the particles are extremely easy to deposit around the spray holes and even enter the inside of the channels, so that the nozzle is blocked, the spray uniformity and the covering effect of the release agent can be directly damaged, the problems of difficult demoulding, casting surface defects and the like can be caused, meanwhile, the die cavity is not clean in place, and the spraying uniformity of the release agent can be influenced by metal flash, old release agent carbon deposition, greasy dirt, tiny impurities and the like remained in the die cavity, so that the metal die casting molding quality is further influenced. Therefore, the application provides the high-adaptability nonferrous metal die casting equipment and the method for meeting the requirements. Disclosure of Invention The invention aims to solve the technical problem of providing high-adaptability nonferrous metal die casting equipment and a high-adaptability nonferrous metal die casting method, so as to solve the problem of uneven spraying of a release agent caused by blockage of die cavity residues and a spray head. In order to solve the technical problems, the invention provides the following technical scheme: the high-adaptability nonferrous metal die casting equipment comprises a die casting equipment body, a support and a mounting seat, wherein the support is fixedly connected to the die casting equipment body, a hydraulic rod is fixedly connected between the mounting seat and the support, two sides of the mounting seat are symmetrically provided with a shell component, a plurality of spraying rods are arranged on the shell component in an array mode, a cleaning mechanism is arranged on the outer side of each spraying rod and used for cleaning and removing impurities of a die cavity, the cleaning mechanism comprises a mounting cylinder, a connecting cylinder and a plurality of brush plates, a limiting ring is fixedly connected to the outer wall of each spraying rod, a plurality of limiting mechanisms are arranged between the connecting cylinder and the limiting ring, each limiting mechanism is used for fixedly limiting the connecting cylinder and