WO2016182169A1 - Appareil à canaux chauffants pour moulage par injection - Google Patents

Appareil à canaux chauffants pour moulage par injection Download PDF

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Publication number
WO2016182169A1
WO2016182169A1 PCT/KR2016/001178 KR2016001178W WO2016182169A1 WO 2016182169 A1 WO2016182169 A1 WO 2016182169A1 KR 2016001178 W KR2016001178 W KR 2016001178W WO 2016182169 A1 WO2016182169 A1 WO 2016182169A1
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WO
WIPO (PCT)
Prior art keywords
nozzle
resin
pieces
coupling
injection molding
Prior art date
Application number
PCT/KR2016/001178
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English (en)
Korean (ko)
Inventor
이기희
강신호
이일행
김승호
이종태
Original Assignee
주식회사 피피아이평화
평화 파이프 인더스트리 인코퍼레이티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 피피아이평화, 평화 파이프 인더스트리 인코퍼레이티드 filed Critical 주식회사 피피아이평화
Publication of WO2016182169A1 publication Critical patent/WO2016182169A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/20—Injection nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles

Definitions

  • Injection molding is a method of processing and molding a synthetic resin, and refers to a molding method in which a thermoplastic resin is heated and fluidized in a heated cylinder, and then injected into a mold by an injection ram and press-fitted into a plunger for injection.
  • the recent injection molding machine is increasing the case where the hot runner (Hot runner) is provided as a structure for heating the manifold (Manifold) having a resin supply passage to which the resin is supplied.
  • thermal decomposition occurs after a certain temperature or a certain time elapses, such as hard PVC, so that not only the injection workability for the resin having a narrow injection molding temperature range is excellent, but also easy to maintain and maintain.
  • the object of the present invention is to provide an injection molding hot runner device with an improved structure to reduce the cost and time required for repair.
  • An injection molding hot runner device includes: a manifold in which a resin moving passage through which a resin is moved is formed; A resin injection hole is formed therein, and the resin injection hole is installed in the manifold such that the resin injection hole communicates with the resin movement passage, and a nozzle for injecting resin flowing from the manifold into an injection mold; And an opening and closing part for opening and closing the nozzle, wherein the nozzle is formed by combining a plurality of nozzle pieces detachably coupled to a coupling position, and one side is installed to be in communication with the manifold and the other side is in communication with the injection mold.
  • the nozzle piece is formed with a resin injection groove concave;
  • the resin injection hole is preferably formed inside the nozzle body by combining the plurality of resin injection holes when a plurality of the nozzle pieces are combined to the engaging position.
  • the first assembly it is preferable to press the one side of each of the nozzle pieces combined to one side of the nozzle body to be coupled to the coupling position to surround the outer peripheral surface of the nozzle body in a close contact with each other.
  • the first coupling is provided with a fitting coupling portion for sliding and fitting;
  • the fitting coupling portion is preferably formed to be tapered so that the circumferential length gradually expands along the direction in which the first coupling slides and is inserted.
  • the nozzle may further include a second coupling body coupled to the other side of the nozzle body and restraining the other side of each nozzle piece combined at the coupling position.
  • the second coupling body surrounds the nozzle body and is coupled with the other side of the nozzle body to fix the other side of each nozzle piece combined at the coupling position.
  • the present invention preferably further comprises a heating coil installed in the nozzle to heat the nozzle.
  • the nozzle may further include a fastening member coupled to the other side of the notch body to engage the plurality of nozzle pieces combined at the engagement position;
  • Each of the nozzle pieces is preferably formed so that the fastening hole through which the fastening member is fastened.
  • the nozzle body is made of a combination of two nozzle pieces detachably coupled to the coupling position;
  • the nozzle piece of any one of the two nozzle pieces is formed so as to have a groove portion having a length extending in the longitudinal direction of the nozzle piece; It is preferable that the projection part which engages with the said groove part protrudes in the said nozzle piece of the other of two said nozzle pieces so that it may have a length extended along the longitudinal direction of the said nozzle piece.
  • the groove portion and the protrusion is preferably formed to be disposed outside the resin injection hole.
  • the two nozzle pieces are guided to the position combined with the engaging position by the engagement of the groove portion and the projection portion.
  • the two nozzle pieces are guided to a position where the fastening holes formed in the nozzle pieces are connected to each other by engaging the groove portion and the protrusion portion.
  • the present invention also includes a temperature measuring unit for measuring the temperature of the nozzle;
  • the insertion groove into which the temperature measuring part is inserted is preferably formed to be concave.
  • the nozzle can be separated into a plurality of nozzle pieces, so that even if the resin is burned in the nozzle and the resin injection hole is blocked, the nozzle is separated to block the resin injection hole. It is easy to remove the residues, so it is not only excellent in injection workability but also has high viscosity when melted like hard PVC and the temperature range that is melted into resin is narrow, so it can be effectively used for injection work using flammable resin. have.
  • the present invention through the airtight structure formed by the engagement of the groove portion and the projection portion and the coupling structure formed by the fastening of the nozzle piece and the fastening member, it is possible to effectively block leakage of resin introduced into the resin injection hole through the coupling portion between the nozzle piece. Can provide improved confidentiality.
  • FIG. 1 is a view schematically showing the structure of an injection molding hot runner device according to an embodiment of the present invention.
  • FIG. 2 is a perspective view showing a nozzle according to an embodiment of the present invention.
  • FIG. 3 is an exploded perspective view illustrating an exploded nozzle according to an embodiment of the present invention.
  • FIG. 4 is a cross-sectional view showing a cross section of a nozzle according to an embodiment of the present invention.
  • FIG. 5 is an exploded perspective view showing the exploded nozzle according to another embodiment of the present invention.
  • FIG. 6 is an exploded perspective view illustrating an exploded view of the nozzle piece according to another embodiment of the present invention.
  • FIG. 7 is a cross-sectional view showing a cross section of a nozzle according to another embodiment of the present invention.
  • FIG. 1 is a view schematically showing the structure of an injection molding hot runner device according to an embodiment of the present invention
  • Figure 2 is a perspective view showing a nozzle according to an embodiment of the present invention.
  • 3 is an exploded perspective view showing an exploded nozzle according to an embodiment of the present invention
  • Figure 4 is a cross-sectional view showing a cross section of the nozzle according to an embodiment of the present invention.
  • the injection molding hot runner device 100 according to an embodiment of the present invention, the injection mold, that is, the clamping plate 1, the space plate (2) laminated with a plurality of flat plate ),
  • the holding plate 3 and the cavity plate 4 are installed in the injection mold formed by lamination, and include a manifold 110, a nozzle 120, and an opening and closing unit 130.
  • the manifold 110 is installed inside the space plate 2 and keeps the resin supplied through the injection machine at a high temperature while using a heater (not shown). Inside the manifold 110, a plurality of resin movement passages 111 are formed in a lattice form.
  • Resin supplied to the manifold 110 through the injection machine is supplied to the nozzle 120 by moving the inside of the manifold 110 through the resin movement passage 111, the shape of the resin movement passage 111, injection
  • the size and position of the mold may be determined differently according to the volume and injection conditions of the mold.
  • the nozzle 120 keeps the resin passing through the manifold 110 not to solidify, and serves as a passage for discharging the resin supplied through the manifold 110 into the injection mold.
  • a resin injection hole h that forms a passage for discharging the resin supplied through the manifold 110 into the injection mold is formed.
  • the nozzle 120 having the resin injection hole h formed therein is installed in the manifold 110 such that the resin injection hole h communicates with the resin movement passage 111, and flows in from the manifold 110.
  • the resin to be injected is injected into an injection mold, more specifically, the cavity plate 4.
  • One side of the nozzle 120 is in communication with the resin movement passage 111 of the manifold 110, the other side of the nozzle 120 is installed to communicate with the cavity plate (4).
  • the opening and closing portion 130 is provided to open and close the nozzle 120.
  • the opening and closing portion 130 is illustrated as being provided in a form including a piston 131 and the cylinder 133.
  • Discharge of the resin through the nozzle 120 is performed while the other end of the nozzle 120 is fixed to the surface of the cavity plate 4, and the amount of resin discharged is the piston 131 installed inside the cylinder 133. It is controlled by the lifting action of.
  • the lifting of the piston 131 is made by pneumatic pressure supplied through an air line (not shown) formed in the cylinder 131, and the resin discharged through the nozzle 120 according to the lifting distance of the piston 131.
  • the amount can be adjusted.
  • the nozzle 120 includes a nozzle body 121, a first coupling body 123, and a second coupling body 125.
  • the nozzle body 121 is composed of a plurality of nozzle pieces 122 that are detachably coupled to each other at a coupling position. In the present embodiment, it is illustrated that the nozzle body 121 is composed of two nozzle pieces 122 are combined in the engaging position.
  • Each nozzle piece 122 is formed to have a shape that forms part of the nozzle body 121.
  • each nozzle piece 122 is formed in a shape in which the nozzle body 121 is cut into two parts around an imaginary line extending along the longitudinal direction of the resin injection hole h, and thus cut out. It is exemplified that the two nozzle pieces 122 of the formed shape are formed to be symmetrical with each other.
  • each resin injection groove 122a formed in each nozzle piece 122 is connected to each other when the nozzle pieces 122 are combined at a coupling position to form a resin injection hole h.
  • the resin injection hole h is combined so that the resin injection grooves 122a respectively formed in the nozzle pieces 122 are connected to each other when the plurality of nozzle pieces 122 are combined at the coupling position, so that the nozzle body 121 is connected to each other. It is formed inside of.
  • one side of the nozzle body 121 formed of a combination of the plurality of nozzle pieces 122 communicates with the manifold 110 (see FIG. 1), and the other side of the nozzle body 121 is the cavity plate 4 of the injection mold. It is installed to communicate with;
  • the resin injection hole h has a passage in which one side thereof communicates with the manifold 110 and the other side thereof communicates with the cavity plate 4 in the nozzle body 121.
  • the first coupling body 123 is coupled to one side of the nozzle body 121 and restrains one side of each nozzle piece 122 combined at the coupling position.
  • the first assembly 123 is illustrated as being formed in a ring shape surrounding the outer circumferential surface of the nozzle body 121.
  • the first coupling body 123 is forcibly fitted to one side of the nozzle body 121 so as to surround the outer circumferential surface of the nozzle body 121, so that one side of each nozzle piece 122 combined at the coupling position is in close contact with each other. Pressurize
  • a fitting coupling portion 121a is formed in which the first coupling body 123 slides and is forcibly fitted.
  • the fitting portion 121a has a nozzle at one side of the nozzle body 121 along the longitudinal direction of the nozzle body 121 so that the circumferential length gradually expands along the direction in which the first coupling body 123 slides and is fitted. It is formed to be tapered so that the circumferential length gradually expands toward the other side of the main body 121.
  • the first coupling body 123 coupled to the fitting portion 121a formed at one outer circumferential surface of the nozzle body 121 is along the fitting portion 121a at one side of the nozzle body 121 and along the nozzle body 121.
  • the sliding movement toward the other side of the pressing the nozzle piece 122 in a direction in close contact with each other with a stronger force one side of the nozzle body 121 can be restrained stably with a strong pressing force.
  • the second coupling body 125 is coupled to the other side of the nozzle body 121 to restrain the other side of each nozzle piece 122 combined at the coupling position.
  • the second coupling body 125 surrounds the nozzle body 121 and is coupled to the other side of the nozzle body 121 to fix the other side of each nozzle piece 122 combined at the coupling position.
  • a screw engaging portion 121b having a screw thread is formed on the other outer circumferential surface of the nozzle body 121, and the second coupling body 125 includes a cover portion 125a and a cover coupling portion 125b. Illustrated as being provided in a form comprising a.
  • the cover portion 125a is formed in a pipe shape formed to have an inner diameter corresponding to the outer diameter of the nozzle body 121.
  • the cover portion 125a formed as described above surrounds the nozzle body 121 and accommodates each nozzle piece 122 combined at a coupling position therein.
  • the cover coupling portion 125b is formed on the inner circumferential surface of the cover portion 125a formed as described above in a form including a screw thread.
  • the cover coupling portion 125b thus formed is coupled to the screw coupling portion 121b through a screw coupling in the cover portion 125a.
  • each nozzle piece 122 is fixed by the second coupling body 125.
  • the second coupling body 125 including the cover part 125a and the cover coupling part 125b as described above accommodates the plurality of nozzle pieces 122 combined at the engaging positions therein, and each nozzle piece 122 is provided therein.
  • the other side of the nozzle body 121 formed by combining the plurality of nozzle pieces 122 in the engaging position can be restrained stably.
  • the injection molding hot runner device 100 may further include a heating coil 140.
  • the heating coil 140 is installed outside the nozzle body 121 to be in contact with the nozzle body 121 and heats the nozzle 120 to set the temperature of the resin injected into the injection mold through the nozzle 120. It serves to maintain the temperature.
  • Unexplained reference numeral 145 indicates a coil cover installed outside the heating coil 140 to cover the heating coil 140 so that the heating coil 140 is not exposed to the outside.
  • a resin injection hole h is formed in the nozzle 120, and the resin supplied to the manifold 110 through the injection machine is a resin movement passage 111. 1, the inside of the manifold 110 is moved and supplied to the nozzle 120. The resin supplied to the nozzle 120 is injected into the cavity plate 4 of the injection mold through the resin injection hole h formed in the nozzle 120 as described above.
  • the nozzle 120 keeps the resin passing through the manifold 110 not to solidify, and serves as a passage for discharging the resin supplied through the manifold 110 into the injection mold.
  • the resin when the temperature of the resin passing through the nozzle 120 is lower than the melting condition of the resin, the resin may be solidified inside the nozzle 120, and when the temperature of the resin passing through the nozzle 120 is too high than the melting condition of the resin. May burn inside the nozzle 120.
  • rigid PVC has excellent advantages such as insulation, corrosion resistance, chemical resistance, etc., but has high viscosity when melted, and no melting point (Tm) exists so that carbonization occurs after a certain temperature or after a certain time has elapsed. Since the moldable temperature range is narrow, injection molding is more difficult than other crystalline plastic materials such as PP.
  • the nozzle 120 is assembled by fixing one side and the other side of the nozzle body 121 to which the plurality of nozzle pieces 122 are coupled with the first coupling body 123 and the second coupling body 125, respectively. It is provided in the form.
  • the nozzle body 121 is formed into a plurality of nozzle pieces 122. .
  • the resin injection hole h inside the nozzle 120 is external to each nozzle piece 122 in the form of a resin injection groove 122a. It is made in a form that can be exposed to.
  • the nozzle piece 122 when a part of the nozzle piece 122 is irreparably damaged or damaged due to the resin solidified or burned in the resin injection hole h, the nozzle piece damaged or broken without having to replace the entire nozzle 120. Since only 122 may be replaced, the cost required for the maintenance of the nozzle 120 may be reduced.
  • the nozzle 120 of the present embodiment is provided to reduce the burden on long-term work interruption and maintenance time and costs due to clogging of the nozzle 120, and thus high viscosity during melting and injection such as hard PVC
  • the narrow moldable temperature range offers the advantage of very effective use in injection molding with flammable resins.
  • the injection molding hot runner device 100 of the present embodiment including the nozzle 120 having the above-described configuration has a configuration such that the nozzle 120 can be separated into a plurality of nozzle pieces 122. Even if the resin injection hole (h) is blocked by the resin inside the nozzle 120, the nozzle 120 can be separated to easily remove the residue blocking the resin injection hole (h). Since this possible temperature range is narrow, the injection workability with respect to the easily burnable resin is excellent.
  • the injection molding hot runner device 100 of the present embodiment has a configuration that allows the nozzle 120 to be separated into a plurality of nozzle pieces 122, thereby facilitating maintenance work and maintaining maintenance. It can reduce the cost and time required.
  • nozzle 200 of the above configuration is only one preferred embodiment of the present invention, there may be various embodiments that can replace them.
  • FIG. 5 is an exploded perspective view showing an exploded nozzle according to another embodiment of the present invention
  • Figure 6 is an exploded perspective view showing an exploded nozzle piece according to another embodiment of the present invention
  • Figure 7 is another embodiment of the present invention It is sectional drawing which shows the cross section of the nozzle which concerns on an Example.
  • the nozzle 220 according to another embodiment of the present invention includes a nozzle body 221, a first coupling body 123, and a fastening member 227.
  • the nozzle body 221 is composed of a plurality of nozzle pieces 222 and 224 which are detachably coupled to each other in a combined position.
  • the two nozzle pieces 222 and 224 are combined to form the nozzle body 221 to be combined in the engagement position.
  • Each nozzle piece 222,224 is formed so that it may have a shape which forms a part of nozzle body 221. As shown in FIG. Each of the nozzle pieces 222 and 224 is formed in a shape in which the nozzle body 221 is cut into two parts around an imaginary line extending along the longitudinal direction of the resin injection hole h.
  • the resin injection groove 122a is formed in concave shape. In this way, the resin injection grooves 122a respectively formed in the nozzle pieces 222 and 224 are connected to each other when the nozzle pieces 222 and 224 are combined in the engagement position to form the resin injection holes h.
  • the resin injection hole h is combined so that the resin injection grooves 122a formed in the nozzle pieces 222 and 224 are connected to each other when the nozzle pieces 222 and 224 are combined in the coupling position, and thus the nozzle body 221. It is formed inside of.
  • one side of the nozzle body 221 composed of a plurality of nozzle pieces 222 and 224 is in communication with the manifold 110 (see FIG. 1), and the other side of the nozzle body 221 is the cavity plate 4 of the injection mold. It is installed to communicate with;
  • the resin injection hole h formed in the nozzle body 221 has a passage in which one side thereof communicates with the manifold 110 and the other side thereof communicates with the cavity plate in the nozzle body 221. .
  • the first coupling body 123 is coupled to one side of the nozzle body 221 and restrains one side of each nozzle piece 222 and 224 combined in a coupling position. Since the structure and function of the first assembly 123 are the same as in the above-described embodiment, a detailed description thereof will be omitted.
  • the fastening member 227 is fastened to the other side of the nozzle body 221 and couples the other side of the nozzle pieces 222 combined in the coupling position to each other.
  • a fastening hole n to which the fastening member 227 is fastened is formed in each nozzle piece 222, 224 so that the fastening member 227 may be fastened to the other side of the nozzle body 221.
  • the fastening holes n are formed to penetrate through the respective nozzle pieces 222 and 224, and the fastening holes n formed to penetrate the respective nozzle pieces 222 are thus connected to the nozzle pieces 222 and 224. It may be formed to be connected to each other when in a combined state.
  • the fastening member 227 may be fastened to the other side of the nozzle body 221 by passing through the fastening holes n connected to each other when the nozzle pieces 222 and 224 are combined to the engaged position.
  • the coupling between the fastening member 227 penetrating the fastening hole (n) and the nozzle body 221 may be made through a screw coupling.
  • the coupling between the fastening member 227 and the nozzle pieces 222 and 224 may be performed at a plurality of portions along the longitudinal direction of the nozzle body 221.
  • the groove portion 222b is formed concave in one of the nozzle pieces 222, the other one
  • the nozzle piece 224 of the protrusion 224b engaging with the groove portion 222b is formed to protrude.
  • the groove 222b and the protrusion 224b as described above are formed to have a length extending along the longitudinal direction of the nozzle pieces 222 and 224. In this way, the two nozzle pieces 222 and 224 each having the groove 222b and the protrusion 224b formed therein may be guided to a position combined with the coupling position by engaging the groove 222b and the protrusion 224b.
  • the two nozzle pieces 222 and 224 can be combined to the engaged position only by engaging the groove 222b and the protrusion 224b.
  • the groove 222b and the protrusion 224b are formed to be disposed outside the resin injection hole h.
  • the engagement structure formed by the groove portion 222b and the protrusion portion 224b formed as described above has an airtight structure that prevents resin introduced into the resin injection hole h from leaking through the coupling portion between the nozzle pieces 222 and 224. By being formed outside the resin injection hole h, the airtight performance of the nozzle 220 can be improved.
  • the nozzle pieces 222 and 224 may be guided to positions where the fastening holes n formed in the nozzle pieces 222 and 224 are connected to each other by engaging the grooves 222 b and the protrusions 224 b.
  • the two nozzle pieces 222 and 224 are combined in a coupling position, and the fastening holes n formed in the respective nozzle pieces 222 and 224 are connected to each other. To be guided to the location.
  • the fastening member 227 may be coupled to each other through the two nozzle pieces 222 and 224 combined at the coupling position through the fastening holes n connected to each other.
  • the fastening member 227 and the nozzle pieces 222 and 224 are coupled in a close contact with each other to form the nozzle body 221.
  • the coupling portion between the nozzle pieces 222 and 224 may be completely in close contact with each other, thereby ensuring the airtight performance of the nozzle 220. Can be further improved.
  • the nozzle 220 of the present embodiment has a resin structure through an airtight structure formed by the engagement of the groove 222b and the protrusion 224b, and a coupling structure formed by the fastening of the nozzle pieces 222,224 and the fastening member 227. Resin introduced into the injection hole (h) can provide an improved airtight performance to effectively block the leakage through the coupling portion between the nozzle pieces (222,224).
  • the nozzle 220 of the present embodiment may further include a temperature measuring unit 229 for measuring the temperature of the nozzle 220.
  • the temperature measuring unit 229 is illustrated as being provided in a form including a thermocouple contacting the nozzle body 221 and measuring the temperature of the nozzle 220.
  • the temperature of the nozzle 220 measured by the temperature measuring unit 229 is a heating coil (so as to maintain the temperature of the nozzle 220 at an appropriate temperature at which the resin flowing through the nozzle 220 does not harden or burn). 140 may be used as information for adjusting the operation.
  • an insertion groove 224c into which the temperature measuring part 229 is inserted is formed to be concave.
  • the temperature measuring unit 229 may be guided to the nozzle piece 224 through the insertion groove 224c formed as described above, and may be stably inserted and fixed to the outer surface of the nozzle piece 224. .

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

La présente invention se rapporte à un appareil à canaux chauffants destiné au moulage par injection. La présente invention comprend : un collecteur doté d'un passage de déplacement de résine formé en son sein à travers lequel se déplace une résine; une buse dotée d'un trou d'injection de résine formé en son sein et installée dans le collecteur de telle sorte que le trou d'injection de résine communique avec le passage de déplacement de résine, la buse injectant la résine introduite depuis le collecteur dans un moule d'injection; et une partie d'ouverture/fermeture qui ouvre et ferme la buse, ladite buse comprenant : un corps principal de buse ayant une pluralité d'éléments de buse accouplés amovibles qui sont combinés dans des positions d'accouplement, ledit corps principal de buse étant installé de telle sorte qu'un côté de celui-ci communique avec le collecteur et qu'un côté opposé de celui-ci communique avec le moule d'injection; un premier corps d'accouplement accouplé à un côté du corps principal de buse destiné à limiter un côté de chacun des éléments de buse qui sont combinés dans les positions d'accouplement; et un second corps d'accouplement accouplé au côté opposé du corps principal de buse destiné à limiter un côté opposé de chacun des éléments de buse qui sont combinés dans les positions d'accouplement.
PCT/KR2016/001178 2015-05-11 2016-02-03 Appareil à canaux chauffants pour moulage par injection WO2016182169A1 (fr)

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Application Number Priority Date Filing Date Title
KR10-2015-0065119 2015-05-11
KR1020150065119A KR101628243B1 (ko) 2015-05-11 2015-05-11 핫러너 장치

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WO2016182169A1 true WO2016182169A1 (fr) 2016-11-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115179509A (zh) * 2022-07-06 2022-10-14 盐城川流汽车配件有限公司 汽车仪表板内饰件热流道注塑系统及工艺

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0724891A (ja) * 1993-07-13 1995-01-27 Taiho Kogyo Kk プラスチック射出成形用ホットランナ
KR20030019437A (ko) * 2000-06-16 2003-03-06 몰드-마스터스 리미티드 열 균형 고온 탕도 노즐
JP2003513817A (ja) * 1999-11-08 2003-04-15 ディー−エム−イー・カンパニー 射出成形用フローノズル
KR20050002769A (ko) * 2004-12-15 2005-01-10 허남욱 하단부를 분해, 결합할 수 있는 플라스틱스 성형용 핫런너밸브 노즐
JP2010082950A (ja) * 2008-09-30 2010-04-15 Murata Mfg Co Ltd プリプラ式射出成形機

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0724891A (ja) * 1993-07-13 1995-01-27 Taiho Kogyo Kk プラスチック射出成形用ホットランナ
JP2003513817A (ja) * 1999-11-08 2003-04-15 ディー−エム−イー・カンパニー 射出成形用フローノズル
KR20030019437A (ko) * 2000-06-16 2003-03-06 몰드-마스터스 리미티드 열 균형 고온 탕도 노즐
KR20050002769A (ko) * 2004-12-15 2005-01-10 허남욱 하단부를 분해, 결합할 수 있는 플라스틱스 성형용 핫런너밸브 노즐
JP2010082950A (ja) * 2008-09-30 2010-04-15 Murata Mfg Co Ltd プリプラ式射出成形機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115179509A (zh) * 2022-07-06 2022-10-14 盐城川流汽车配件有限公司 汽车仪表板内饰件热流道注塑系统及工艺

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