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CN-224210395-U - Cooling device of injection mold

CN224210395UCN 224210395 UCN224210395 UCN 224210395UCN-224210395-U

Abstract

The utility model belongs to the technical field of mold processing, and particularly relates to a cooling device of an injection mold, which comprises a static mold and a movable mold, wherein the movable mold is movably arranged on one side of the static mold, cover plates are movably arranged on the back surfaces of the static mold and the movable mold, inner S-shaped liquid guide grooves are formed on the back surfaces of the static mold and the movable mold, outer S-shaped liquid guide grooves are formed on the inner wall surfaces of the cover plates, the cover plates are respectively connected with the static mold and the movable mold, the inner S-shaped liquid guide grooves and the outer S-shaped liquid guide grooves are spliced together, the cover plates can be quickly disassembled, the cover plates can be conveniently cleaned from the inner S-shaped liquid guide grooves and the outer S-shaped liquid guide grooves after being separated from the static mold and the movable mold, so that S-shaped pipelines are smooth, meanwhile, a movable mold connecting pipe and a telescopic connecting pipe are connected with a hard pipe, the telescopic connecting pipe is horizontally and transversely moved, the bending of the movable mold connecting pipe can be reduced, the service life of the movable mold connecting pipe is prolonged, and the faults of cooling equipment are reduced.

Inventors

  • ZHANG HOUBING
  • LI YANTAO
  • WANG LEI
  • ZHANG WEITAO

Assignees

  • 青岛赢信精密模具有限公司

Dates

Publication Date
20260508
Application Date
20250609

Claims (7)

  1. 1. The cooling device of the injection mold comprises a static mold (1) and a movable mold (2), wherein the movable mold (2) is movably arranged on one side of the static mold (1), and is characterized in that cover plates (6) are movably arranged on the back surfaces of the static mold (1) and the movable mold (2), inner S-shaped liquid guide grooves (8) are formed in the back surfaces of the static mold (1) and the movable mold (2), and outer S-shaped liquid guide grooves (9) are formed in the inner wall surfaces of the cover plates (6); The cover plate (6) is respectively connected with the static die (1) and the movable die (2), and then the inner S-shaped liquid guide groove (8) and the outer S-shaped liquid guide groove (9) are spliced together, and the inner S-shaped liquid guide groove (8) and the outer S-shaped liquid guide groove (9) form a closed structure; The two sides the cover plate (6) surface is equipped with respectively and is connected with quiet mould connecting pipe (11) and movable mould connecting pipe (12), movable mould connecting pipe (12) surface activity cover is equipped with flexible connecting pipe (13), quiet mould connecting pipe (11) and movable mould connecting pipe (12) are connected with outer S-shaped drain groove (9) both ends on cover plate (6) respectively.
  2. 2. The cooling device of an injection mold according to claim 1, characterized in that the surfaces of the cover plates (6) are welded with mold holders (3) for connection with an injection molding apparatus.
  3. 3. The cooling device of the injection mold according to claim 2, wherein guide rods (4) are inserted at corners of the surface of the static mold (1), guide holes (5) are formed in positions, corresponding to the guide rods (4), of the surfaces of the movable mold (2) and the cover plate (6), and the guide rods (4) are inserted in the guide holes (5).
  4. 4. A cooling device for an injection mold according to claim 3, wherein locking seats (7) are provided on both end surfaces of the stationary mold (1), the movable mold (2) and the cover plate (6), and the locking seats (7) are locked by bolts.
  5. 5. The cooling device of the injection mold according to claim 4, wherein the surfaces of the static mold (1) and the movable mold (2) are respectively provided with an S-shaped rubber frame (10), and the surfaces of the S-shaped rubber frames (10) are abutted against the inner wall surface of the cover plate (6).
  6. 6. The cooling device of an injection mold according to claim 5, wherein the surfaces of the movable mold connecting pipes (12) are respectively sleeved with a rubber sleeve (14), and the surfaces of the rubber sleeves (14) are abutted against the inner wall surfaces of the telescopic connecting pipes (13).
  7. 7. The cooling device of an injection mold according to claim 6, wherein the ends of the stationary mold connecting pipe (11) and the telescopic connecting pipe (13) are both rotatably connected with a connecting nut (15).

Description

Cooling device of injection mold Technical Field The utility model relates to the technical field of mold processing, in particular to a cooling device of an injection mold. Background In injection mold molding, the design of an injection mold cooling system directly influences the production efficiency of the injection mold and the quality of plastic parts. Deformation and internal residual thermal stresses in the plastic parts are often caused by uneven cooling. Therefore, in the prior art, a plurality of waterways are designed according to the shape and heat dissipation of the plastic part, more waterways are arranged at the place with higher heat, and fewer waterways are arranged at the place with lower heat, so that the aim of uniform cooling is achieved. The invention discloses a cooling system of an injection mold, which comprises the injection mold and a cooling system arranged at one side of the injection mold, wherein the injection mold comprises an upper mold and a lower mold arranged at the lower end of the upper mold, a split cooling part is arranged at the inner side of the lower mold and is communicated with the output end of the cooling system, the cooling system comprises an air cooling radiating component and a liquid guide pipe arranged at one side of the air cooling radiating component, the other end of the liquid guide pipe is communicated with a main electromagnetic valve, the input end of the main electromagnetic valve is provided with a liquid inlet main pipe, and the other end of the liquid inlet main pipe is connected with a cooling liquid conveyer. The existing mold cooling system is characterized in that a circulating pipeline of cooling liquid is arranged in an inner cavity of a mold, the cooling liquid is subjected to long-time circulation, corrosion of the pipeline and circulating equipment can pollute the cooling liquid, impurities are contained in the cooling liquid, the impurities are adhered to the inner wall of a pipeline in the inner cavity of the mold, the circulation speed of the cooling liquid can be influenced, the cooling effect of the mold is influenced, the pipeline in the inner cavity of the mold is inconvenient to clean rapidly, meanwhile, the mold is connected with the circulating equipment through a hose, and the connecting hose can be fatigued along with the movement of a movable mold, so that the cooling liquid leaks. Disclosure of utility model Object of the utility model In order to solve the technical problems in the background technology, the utility model provides the cooling device of the injection mold, the cover plate can be rapidly disassembled, and after the cover plate is separated from the static mold and the movable mold, the inner S-shaped liquid guide groove and the outer S-shaped liquid guide groove can be conveniently cleaned, so that the S-shaped pipeline is unobstructed, meanwhile, the movable mold connecting pipe is connected with the telescopic connecting pipe through a hard pipe, and the telescopic connecting pipe and the movable mold connecting pipe are horizontally and transversely moved, so that the bending of the movable mold connecting pipe can be reduced, the service life of the movable mold connecting pipe is prolonged, and the faults of cooling equipment are reduced, thereby solving the problems in the background technology. (II) technical scheme In order to solve the technical problems, the utility model provides a cooling device of an injection mold, which comprises a static mold and a movable mold, wherein the movable mold is movably arranged at one side of the static mold, cover plates are movably arranged on the back surfaces of the static mold and the movable mold, inner S-shaped liquid guide grooves are formed on the back surfaces of the static mold and the movable mold, and outer S-shaped liquid guide grooves are formed on the inner wall surfaces of the cover plates; the cover plate is respectively connected with the static die and the movable die, and then the inner S-shaped liquid guide groove and the outer S-shaped liquid guide groove are spliced together, and the inner S-shaped liquid guide groove and the outer S-shaped liquid guide groove form a closed structure; the surface of the cover plate on both sides is respectively provided with a static mold connecting pipe and a movable mold connecting pipe, the surface of the movable mold connecting pipe is movably sleeved with a telescopic connecting pipe, and the static mold connecting pipe and the movable mold connecting pipe are respectively connected with both ends of an outer S-shaped liquid guide groove on the cover plate. Preferably, the cover plate surfaces are welded with mold fixing seats for connection with injection molding equipment. Preferably, guide rods are inserted at corners of the surface of the static mold, guide holes are formed in positions, corresponding to the guide rods, of the surfaces of the movable mold and the cover plate in a penetrating mod