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CN-122007370-A - High-efficient spraying device of die casting machine die cavity internal mold release agent

CN122007370ACN 122007370 ACN122007370 ACN 122007370ACN-122007370-A

Abstract

The invention relates to the technical field of die casting machines and discloses a high-efficiency spraying device for a release agent in a die cavity of a die casting machine, which comprises a die casting machine body, wherein an aluminum liquid feeding machine is arranged in the die casting machine body, a die is arranged on one side of the die casting machine body, two portal frames are fixedly connected to the top of the die casting machine body, two counterweight plates are arranged between the two portal frames, and the high-efficiency spraying device for the release agent in the die cavity of the die casting machine effectively captures high-temperature steam and splashes generated by spraying the release agent through a multi-mechanism linkage design, ensures the clean and safe environment of die casting operation, avoids the corrosion of pollutants on core components such as a die clamping mechanism and a pressure injection system of the die casting machine, effectively avoids the pollution of the die, provides a stable environment for die casting core links such as aluminum liquid injection and pressure maintaining molding, remarkably improves the dimensional precision and the surface quality of die casting, and greatly improves the production efficiency and the yield of the die casting, and meets the requirements of high-precision and large-scale production of nonferrous metal die castings of automobiles.

Inventors

  • HUANG XIN
  • LI CHUNLIANG
  • ZHOU YUNDONG

Assignees

  • 鑫和(东莞)五金科技有限公司

Dates

Publication Date
20260512
Application Date
20260129

Claims (8)

  1. 1. The efficient spraying device for the die release agent in the die cavity of the die casting machine comprises a die casting machine body (1) and is characterized in that an aluminum liquid feeding machine (2) is arranged in the die casting machine body (1), a die (3) is arranged on one side of the die casting machine body (1), two portal frames (4) are fixedly connected to the top of the die casting machine body (1), two counterweight plates (5) are arranged between the two portal frames (4), two housings (6) are arranged between the two counterweight plates (5), a plurality of spraying heads (7) are arranged in the housings (6), and water absorbing sponge (8) are arranged in the housings (6); A die-casting front protection mechanism is arranged between the two portal frames (4) and used for enabling the weight plate (5) and the housing (6) to synchronously move downwards to be in an aligned state with the die (3), and then the two housings (6) move outwards to cover the outer side of the die (3) so as to provide a closed protection space for pre-treatment before die casting; The intermittent self-maintenance mechanism for die casting is in transmission connection with the front-mounted protection mechanism for die casting, so that the spray head (7) deflects to a downward state when not in use, and is contacted with the water absorbing sponge (8) to absorb redundant liquid, and the spray head (7) is kept clean by friction cleaning in the deflection process; The die-casting waste liquid pretreatment mechanism is in transmission connection with the die-casting front protection mechanism, so that when the spray head (7) deflects to a working state, the water-absorbing sponge (8) deflects anticlockwise to the rear side of the bottom of the spray head (7), and the water-absorbing sponge (8) is extruded by itself to extrude liquid absorbed inside.
  2. 2. The efficient spraying device for the release agent in the die cavity of the die casting machine as claimed in claim 1, wherein the die casting front protection mechanism comprises: the die casting machine comprises a bracket (9), the bracket (9) is fixedly connected to the top of a die casting machine body (1), the top of the bracket (9) is fixedly connected with an electric telescopic rod (10), the top of a portal frame (4) is fixedly connected with the electric telescopic rod (10), the surface of the electric telescopic rod (10) is slidably connected with a vertical plate (11) through a sliding chute, the top of a counterweight plate (5) is fixedly connected with a limiting plate (12), one side of the top of the limiting plate (12) is slidably connected with the vertical plate (11) through a sliding block, the middle part of the limiting plate (12) is slidably connected with a toothed frame (13), the number of the toothed frames (13) is two, the two toothed frames (13) are fixedly connected with the output end of the electric telescopic rod (10) through a long plate, one side of the counterweight plate (5) is rotatably connected with a large gear (14), one side of the toothed frame (13) is in meshed connection with the surface of the large gear (14), two sides of the housing (6) are fixedly connected with toothed plates (15) respectively, the two sides of the housing (6) are arranged on the surfaces of the toothed plates (6) and are respectively connected with the two sides of the sliding chute (14), the top fixedly connected with kuppe (16) of housing (6), the equal fixedly connected with getter device (17) in both sides at support (9) top, getter device (17) are through flexible hose and kuppe (16) top intercommunication, one side fixedly connected with front end liquid supply device (18) of housing (6), the top fixedly connected with liquid feed tank (37) of front end liquid supply device (18), front end liquid supply device (18) are connected with spray coating head (7) through many liquid supply pipes.
  3. 3. The efficient spraying device for the release agent in the die cavity of the die casting machine according to claim 2, wherein the die casting intermittent self-curing mechanism comprises: Four racks (19), rack (19) distribute in the both sides of two housing (6) to sliding connection is in the top of housing (6), the top fixedly connected with slide bar (20) of rack (19), inclined L shape groove (21) have all been seted up to the both sides of counter weight board (5), slide bar (20) sliding connection is in the inner wall of inclined L shape groove (21), one side fixedly connected with backup pad (22) of housing (6) inner wall, two the joint rotation of backup pad (22) is connected with swivel plate (23), spraying head (7) fixedly connected with is in the bottom of swivel plate (23), the equal fixedly connected with pinion (24) in both sides of swivel plate (23), one side of rack (19) is connected with the surface engagement of pinion (24).
  4. 4. The device for efficiently spraying the release agent in the die cavity of the die casting machine according to claim 3, wherein the die casting waste liquid pretreatment mechanism comprises: Short board (25), one side rotation of short board (25) is connected with stripper plate (26), the equal fixedly connected with arc spring (27) in both sides of stripper plate (26) bottom, one side fixed connection of the other end of arc spring (27) and housing (6) inner wall, sponge (8) fixedly connected with in the top of stripper plate (26) absorbs water, one side fixedly connected with stock (28) of stripper plate (26), two be provided with baffle (29) between counter weight board (5), six inner panels (30) of both sides equal fixedly connected with of baffle (29), the surface sliding connection of inner panel (30) has shell (31), slant groove (32) have been seted up to the one end of shell (31), the both ends sliding connection of stock (28) is in the inner wall of slant groove (32), the inner wall fixedly connected with three mesh board (33) of housing (6).
  5. 5. The efficient spraying device for the release agent in the die cavity of the die casting machine, as claimed in claim 4, is characterized by further comprising a pretreatment flow waste liquid recovery mechanism, wherein the pretreatment flow waste liquid recovery mechanism is arranged at the bottom of the housing (6) so as to collect liquid discharged by the spraying head (7) and the water absorbing sponge (8); The pretreatment flow waste liquid recovery mechanism comprises: the utility model provides a hydrops shell (34), hydrops shell (34) fixed connection is in the bottom between two counter weight boards (5), the bottom of housing (6) inner wall is the inclined plane structure, the bottom of housing (6) has the hourglass groove, one side fixedly connected with imbibition device (35) of counter weight board (5), one side intercommunication of tube and hydrops shell (34) is passed through on both sides of imbibition device (35), baffle (29) fixed connection is in the top of hydrops shell (34), one side fixedly connected with three shell (38) of housing (6), three through the pipeline intercommunication between shell (38) of leading bottom the bottom opening setting of shell (38).
  6. 6. The efficient spraying device for the release agent in the die cavity of the die casting machine according to any one of claims 1 to 5, wherein a sealing gasket (36) is fixedly connected to one side of the housing (6), and the sealing gasket (36) is made of silica gel.
  7. 7. The device for efficiently spraying the release agent in the die cavity of the die casting machine according to claim 3, wherein the inclined L-shaped groove (21) is divided into a straight groove and an inclined groove, the sliding rod (20) slides along the inclined groove (21) and then slides along the straight groove, and the spraying head (7) is deflected to a working state before the extruding plate (26) is deflected.
  8. 8. The device for efficiently spraying the release agent in the die cavity of the die casting machine according to claim 6, wherein the cover shell (6) and the sealing gasket (36) are covered on the outer side of the die (3), and the sealing gasket (36) slightly extends to the inner diameter of the cover shell (6) and has a distance from the matched surfaces of the two dies (3).

Description

High-efficient spraying device of die casting machine die cavity internal mold release agent Technical Field The invention relates to the technical field of die casting machine release agent spraying, in particular to a die casting machine die cavity release agent high-efficiency spraying device. Background The automobile industry is used as the core application field of nonferrous metal die casting, and light nonferrous metal die castings such as aluminum alloy, magnesium alloy and the like are widely applied to the production of core components such as automobile chassis, engine cylinder bodies, gearbox shells and the like due to the characteristics of light weight and high strength, a die casting machine is used as key equipment for die casting molding, a mold release agent spraying process in a die cavity is one of the key links of die casting production, uniform spraying of the mold release agent can not only effectively avoid adhesion between castings and the die, ensure the molding precision and the surface quality of the castings, but also play a role of cooling and lubricating the high-temperature die, prolong the service life of the die and directly influence the efficiency, the yield and the equipment operation and maintenance cost of die casting production. The even spraying of release agent is the key leading link of die casting production, can avoid foundry goods and mould adhesion, ensure die casting shaping precision and surface quality, can also cool off, lubricate high temperature mould, increase its life, for follow-up compound die, aluminium liquid injection, core processes such as pressurize shaping build firm basis, however, present automobile nonferrous metal is release agent spraying device for die casting suitability and functional deficiency, be difficult to satisfy cleanization, automation and high accuracy die casting demand, expose a great deal of problem in the whole process, when the high temperature mould spraying after the preceding die casting, release agent is liable to vaporization produces steam and harmful gas, high pressure spraying still can lead to liquid splash, and current device lacks the entrapment splash proof structure of adaptation die casting process, the pollutant diffuses to the workshop, harm personnel health, corrosion equipment, the contaminated site, still probably influence compound die precision and die casting stability, simultaneously, the spray head does not have self-cleaning function, release agent multiple spraying is liable to scale blocking nozzle in the die casting, cause the casting adhesion, problem such as surface defect, need shut down clearance, reduce production continuity and increase fortune dimension cost. Disclosure of Invention The invention aims to solve the technical problems that in the prior art, the automation is low, the spraying pollutants are difficult to collect, and the pollution to the surrounding environment is easy to cause. In order to achieve the purpose, the application adopts the following efficient spraying device for the release agent in the die cavity of the die casting machine, which comprises a die casting machine body, wherein an aluminum liquid feeding machine is arranged in the die casting machine body, a die is arranged on one side of the die casting machine body, two portal frames are fixedly connected to the top of the die casting machine body, two counterweight plates are arranged between the two portal frames, two covers are arranged between the two counterweight plates, a plurality of spraying heads are arranged in the covers, and water absorbing sponge is arranged in the covers; A die-casting front protection mechanism is arranged between the two portal frames and used for enabling the weight plate and the housing to synchronously move downwards to be in an alignment state with the die, and then the two housings move outwards to cover the outer side of the die, so that a closed protection space is provided for pre-treatment before die casting; The intermittent self-maintenance mechanism is in transmission connection with the front-end protection mechanism, so that the spray head deflects to a downward state when not in use, is in contact with the water absorbing sponge, absorbs redundant liquid, and keeps the spray head clean through friction cleaning in the deflection process; The die-casting waste liquid pretreatment mechanism is in transmission connection with the die-casting front protection mechanism, so that when the spray head deflects to a working state, the water-absorbing sponge deflects to the rear side of the bottom of the spray head anticlockwise, and the water-absorbing sponge is extruded to extrude liquid absorbed inside. Preferably, the die-casting front protection mechanism comprises: The support, support fixedly connected with is in the top of die casting machine body, the top fixedly connected with electric telescopic handle of support, the top fixedly connected with electric teles