WO2021167425A1 - Module de formation de préforme pour appareil de fabrication de contenant - Google Patents

Module de formation de préforme pour appareil de fabrication de contenant Download PDF

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Publication number
WO2021167425A1
WO2021167425A1 PCT/KR2021/002200 KR2021002200W WO2021167425A1 WO 2021167425 A1 WO2021167425 A1 WO 2021167425A1 KR 2021002200 W KR2021002200 W KR 2021002200W WO 2021167425 A1 WO2021167425 A1 WO 2021167425A1
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WO
WIPO (PCT)
Prior art keywords
holder
guide bar
guide
module
mold
Prior art date
Application number
PCT/KR2021/002200
Other languages
English (en)
Korean (ko)
Inventor
변우홍
Original Assignee
신우코스텍(주)
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Filing date
Publication date
Application filed by 신우코스텍(주) filed Critical 신우코스텍(주)
Publication of WO2021167425A1 publication Critical patent/WO2021167425A1/fr

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Classifications

    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/56—Opening, closing or clamping means
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/4236—Drive means
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/56—Opening, closing or clamping means
    • B29C2049/563—Clamping means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages

Definitions

  • the present invention relates to a preform molding module for a container manufacturing apparatus, and relates to an invention capable of improving the adhesion state of a mold for molding a preform.
  • Korean Patent Registration 10-1585153 discloses an apparatus for manufacturing a container that the inventor applied for and registered in 2015.
  • An object of the present invention is to provide a preform manufacturing module molding module capable of saving space, simplifying the configuration, promoting economy, and stably manufacturing a preform in order to solve these problems.
  • a mold in which the cavity of the preform shape of the container is formed; a first support part connected to the mold and guiding the resin material supplied from the outside into the mold; a second support portion provided under the first support portion and supported by a protruding bar in the shape of an inner preform cavity of the preform; a driving part for providing an environment for preform molding by narrowing or making a distance between the first support part and the second support part, or for separating the molded preform from the mold; a guide bar for guiding the vertical movement of the second support unit moving up and down by the movement of the driving unit; a clamping module provided in the second support part to hold the outer circumferential surface of the guide bar so that the position is fixed when the protruding bar is inserted into the mold because the gap between the first support part and the second support part is narrowed; It provides a preform forming module for a container manufacturing apparatus, characterized in that it includes an adhesion inducing module for applying an external force to the guide bar
  • it further comprises an upper support located on the upper side of the upper side of the guide bar and the upper side of the first support, the adhesion induction module is installed on the upper support, the adhesion induction support module;
  • An actuator for close contact a vertical moving member connected to the actuator for close contact and moving up and down; a link member rotatably connected to both ends of the vertically moving member; and a horizontal moving member connected to the link member to perform left and right movement according to the vertical movement of the vertical moving member.
  • the upper support is provided with a guide member fixed to the upper region of the guide bar while passing through the guide bar and guiding the movement of the guide bar while moving like the guide bar, and the horizontal moving member is provided to be in contact with the lower portion of the guide member. , characterized in that the guide member and the guide bar are movable up and down when the horizontal moving member moves left and right.
  • the horizontal moving member is provided with a through hole in the form of a long hole through which the guide bar passes, and the length of the through hole is formed to be larger than the outer diameter of the guide bar.
  • the upper surface of the horizontal moving member and the lower surface of the moving member are formed to be inclined to face each other.
  • a reinforcing plate is provided on the upper surface of the horizontal moving member.
  • the clamping module includes a holder provided on both sides to grip or release the outer peripheral surface of the guide bar; and clamping actuators connected to the holder to induce a gripping action or a gripping release action of the holder, and the holders on both sides simultaneously perform a gripping action or perform a gripping release action when the clamping actuator operates.
  • Each of the holders includes an outer holder and an inner holder spaced apart from or in close contact with the outer holder, the clamping actuator is connected to any one of the two inner holders, and the other inner holder is connected by an actuator rod, It is characterized in that the distance between the two inner holders is adjusted.
  • the link structure is characterized in that it includes a link bar connected to the two inner holders, respectively, and a rotation member that connects each link bar and is rotatably supported by a lower support.
  • each holder includes a guide rod having both ends inserted therein, the inner holder includes a first inner holder and a second inner holder, and the outer holder includes a first outer holder, It includes a second outer holder, the guide rod;
  • a first guide rod connecting the second inner holder and the first outer holder so that they move in the same direction at the same time, and a second guide rod connecting the first inner holder and the second outer holder so that they move in the same direction at the same time It is characterized in that it includes.
  • a penetration portion through which the guide bar passes is provided inside the holder, a plurality of uneven portions are provided in the region of the guide bar through which the holder passes, and corresponding uneven portions corresponding to the uneven portions of the guide bar are provided on the inner surface of the penetration portion of the holder.
  • the guide bar is lifted upward so that the concave-convex portion and the corresponding concave-convex portion of the holder are in close contact in the vertical direction.
  • the adhesion induction module includes: an actuator for close contact composed of a hydraulic actuator; a connection hose connected to the close actuator; It is connected to the connection hose and provided to receive hydraulic oil and includes a housing housing in which the upper part of the guide bar is accommodated. characterized.
  • the lower support and the second support are prevented from descending despite the lowering pressure generated when the resin material is injected, thereby preventing a gap from occurring in the lower part of the mold. can do.
  • the adhesion induction module it is possible to slightly lift the guide bar to which the clamping module is engaged, thereby eliminating the vertical gap between the concave-convex portion on the guide bar and the corresponding concave-convex portion on the holder of the clamping module, thereby reducing the vertical gap between the mold and the lip plate.
  • the adhesion between the two can be further improved.
  • FIG. 1 is a perspective view of a state in which a mold and a second support part are spaced apart in a first embodiment of the present invention.
  • Figure 2 is a front cross-sectional view of a state in which the mold and the second support part are spaced apart in the first embodiment of the present invention.
  • Figure 3 is a front view of the state in which the mold and the second support part are spaced apart in the first embodiment of the present invention.
  • Figure 4 is a perspective view of a state in which the mold and the second support part are close to each other in the first embodiment of the present invention.
  • FIG 5 is a front cross-sectional view of a state in which the mold and the second support part are close to each other in the first embodiment of the present invention.
  • FIG. 6 is a front view of a state in which the mold and the second support part are close to each other in the first embodiment of the present invention.
  • FIG. 7 is an upper and lower partial perspective view when the inner holder and the outer holder of the clamping module are narrowed in the present invention.
  • FIG. 8 is an exploded perspective view of the clamping module in the present invention.
  • FIG. 9 is an upper and lower partial perspective view when the inner holder and the outer holder of the clamping module are widened in the present invention.
  • Figure 10 (a) is a plan view when the inner holder and the outer holder of the clamping module are widened in the present invention.
  • Figure 10 (b) is a plan view when the inner holder and the outer holder of the clamping module are narrowed in the present invention.
  • Figure 11 (a) is a bottom view when the inner holder and the outer holder of the clamping module is widened in the present invention.
  • Figure 11 (b) is a bottom view when the inner holder and the outer holder of the clamping module are narrowed in the present invention.
  • Figure 12 is a partial front sectional view showing a state before the operation of the first embodiment of the adhesion induction module in the present invention.
  • FIG. 13 is a partial front sectional view showing a state in which the first embodiment of the adhesion induction module in the present invention has completed the operation.
  • Fig. 15 is a perspective view of the horizontal moving member in the present invention.
  • Figure 16 (a) is a front cross-sectional view showing the coupling state of the concave-convex portion and the corresponding concave-convex portion before the adhesion induction module operates in the present invention.
  • Figure 16 (b) is a front cross-sectional view showing the contact state of the concave-convex portion and the corresponding concave-convex portion after the adhesion induction module operates in the present invention.
  • 17 is a perspective view of a second embodiment of the adhesion induction module of the present invention.
  • Fig. 18 is a partial front view of a second embodiment of the adhesion induction module of the present invention.
  • Figure 19 (a) is a partial front sectional view before the adhesion induction module of the present invention is operated.
  • Figure 19 (b) is a partial front cross-sectional view when the adhesion induction module of the present invention is operated.
  • the second component may be referred to as the first component, and similarly, the first component may also be referred to as the second component.
  • the preform molding module for a container manufacturing apparatus (hereinafter referred to as 'forming module') is (1) the external shape of the preform to manufacture the pre-form A mold 100 having a preform cavity (C) simulating the
  • the preform refers to a plastic product having the size of a finger or a small test tube before the container is expanded in volume and has a space formed therein.
  • a first support part 110 is provided on the upper portion of the mold 100 to support the mold 100 and to have a flow path through which a resin, which is a raw material of the preform, flows.
  • the first support 110 is connected to the upper support 210 thereon.
  • connection hole 110a connected to an injection device (not shown) is provided inside the first support unit 110 .
  • a liquid resin material flows in from the connection hole 110a, and the introduced resin material moves to the preform cavity C inside the mold 110 along the guide flow path 111 provided inside the first support part 110. .
  • the preform cavity C inside the mold 100 corresponds to the shape of the preform as shown in FIG. 2 .
  • An upper support 210 is provided on the upper portion of the first support 110 , and the upper support 210 supports the first support 110 and serves to fix the first support 110 .
  • An adhesion induction module 300 to be described later is provided inside the upper support 210 .
  • the adhesion induction module 300 will be described in detail later.
  • a plurality of guide bars 400 are provided on both sides of the upper support 210 .
  • the arrangement state of the guide bars 400 arranged on both sides of the upper support 210 is the same left and right, and is symmetrical.
  • a group of guide bars 400 arranged on either side consists of a plurality of guide bars, and the group of guide bars 400 includes an intermediate guide bar 410 installed in the middle, and front and rear of the intermediate guide bar 410 . Or at least one auxiliary guide bar 420 installed around it.
  • the upper portion of the intermediate guide bar 410 and the upper portion of the auxiliary guide bar 420 are connected to the upper supporter 210 .
  • the upper portion of the auxiliary guide bar 420 is fixed to the upper support 210
  • the middle guide bar 410 is arranged through the upper support 210 , but is not completely fixed, and the adhesion induction module 300 . It has the characteristic of being able to move up and down slightly depending on the movement.
  • a lower support 220 is installed in the middle guide bar 410 and the auxiliary guide bar 420 to be movable up and down. That is, the intermediate guide bar 410 and the auxiliary guide bar 420 are installed through both sides of the lower support 220 .
  • a second support part 120 is installed on the lower support 220 , and a plurality of protrusions 130 are installed on the second support part 120 to extend upward.
  • the protrusion 130 may also be called a finger part, and the protrusion 130 is inserted into the preform cavity C inside the mold 100 to mold the preform together with the preform cavity C inside the mold 100. It provides a production environment with
  • a plurality of protrusions 130 are installed on the second support unit 120 and arranged to be spaced apart from each other, and the position and arrangement state of the protrusions 130 correspond to the position and arrangement state of the preform cavity C in the mold. .
  • the lower support 120 may move in the vertical direction according to the operation of the driving unit 500 , and accordingly, the second support 120 may be spaced apart from the mold 100 , or the second support 120 may be can be attached to
  • the preform cavity C When the second support part 120 is in close contact with the lower surface of the mold 100 , a plurality of protrusions 130 located on the upper part of the second support part 120 are inserted into the preform cavity C inside the mold 100 to mold the preform. It provides a preform molding space environment that can do this. In this state, when the liquid resin material flows through the guide passage 111 of the first support unit 110 , the preform may be molded.
  • a base plate 610 is provided on the lowermost surface of the preform molding module 1 according to the present invention, and the driving unit 500 is positioned on the base plate 610 .
  • the driving unit 500 includes an actuator 510 , a driving force transmitting means (eg, a belt or chain or gear (not shown)) 520 connected to the actuator 510 , and a rotating means connected to the driving force transmitting means 520 .
  • a driving force transmitting means eg, a belt or chain or gear (not shown)
  • a rotating means connected to the driving force transmitting means 520 .
  • 530 and a linear motion converting unit 540 for converting the rotational motion of the rotating means 530 into a linear motion.
  • the linear motion conversion unit 540 is connected to the rotation means 530 and rotates according to the rotation of the rotation means 530 , and is screwed to the male screw rod 541 and the male screw rod 541 , and to the lower support 220 . It includes a female screw block 542 to be connected.
  • the driving force transmitting means 520 rotates the rotating means 530
  • the male threaded rod 541 rotates according to the rotation of the rotating means 530
  • the female threaded block 542 engaged therewith. moves in an upper direction or a lower direction
  • the lower support 220 and the second support 120 may move in an upper direction or a lower direction.
  • the driving unit 500 is preferably arranged in front and behind the base unit 610, respectively, but is not limited thereto, and the arrangement direction of the quantity may be made in various ways.
  • Both the lower end of the auxiliary guide bar 420 and the lower end of the intermediate guide bar 410 are securely fixed to the base portion 610 .
  • the middle portion (or upper or lower than the middle) of the intermediate guide bar 410 is provided with a plurality of concavo-convex portions 411 formed in the vertical direction.
  • the concave-convex portion 411 is a portion that is gripped or released by the clamping module 700 by the operation of the clamping module 700 under the lower support 220 .
  • the protrusion 130 is inserted into the preform cavity C inside the mold 100 and the clamping module 700 is provided under the lower support 220 to maintain the sealed state.
  • the lower support 220 and the second support 120 are prevented from descending by gripping the concave-convex portion 411 of the intermediate guide bar 410 .
  • a lip plate (not shown) is disposed between the second support part 120 and the mold 100 , and the protrusion part 130 penetrates the lip plate and is inserted into the mold 100 . In this state, when the resin material flows into the preform cavity C and the preform is molded, the preform enters a state supported by the lip plate in a downwardly arranged state.
  • the lip plate on which the preform is mounted moves to the device for blowing so that the container can be molded. Since the operation and support state of the lip plate are also shown in the prior art, a detailed description thereof will be omitted.
  • the concave-convex portion 411 formed on the outer circumferential surface of the intermediate guide bar 410 is the corresponding concave-convex portion on the inner surface of the holder 710 , which is a component of the clamping module 700 . (711c, 712c) engage.
  • the clamping module 700 is fixed to the lower part of the lower support 220, when the uneven portion 411 and the corresponding uneven portions 711c and 712c are engaged, the liquid injection material flows into the preform cavity (C). Even when pressure is applied downward, the second support 120 and the lower support 220 do not descend.
  • the structure of the clamping module 700 is shown in FIGS. 7 to 11 .
  • the clamping module 700 is provided on both sides and is connected to the holder 710 and the holder 710 for gripping or releasing the concave-convex portion 411 on the outer circumferential surface of the intermediate guide bar 410 . and a clamping actuator 720 for causing a gripping action or a gripping release action.
  • the holders 710; 711, 712 on both sides are connected by a link structure to simultaneously perform a gripping operation or a grip release operation when the clamping actuator 710 operates.
  • the clamping actuator 720 is connected to an actuator rod 721 whose length is increased or decreased according to its operation.
  • Each holder 711, 712 includes an outer holder 711a, 712a, and an inner holder 711b, 712b spaced apart or in close contact with the outer holder 711a, 712b, and the clamping actuator 720 has two inner An actuator rod 721 is connected to any one of the holders 711b and 712b (in this figure, the first inner holder 711b), and to the other inner holder (712b in this figure).
  • the link structure 730 includes link bars 731 and 732 respectively connected to the first and second inner holders 711b and 712b, and a rotation member 733 connecting each of the link bars 731 and 732 .
  • a through hole 733a is provided in the center of the rotation member 733 , a fastening member 734 is installed in the through hole 733a , and the fastening member 734 is fixed to the lower surface of the lower support 220 . It is mounted by the member 735 to rotatably support the rotation member 733 on the lower surface of the lower support 220 .
  • Installation grooves 733b in which link bars 731 and 732 can be respectively installed are provided at both ends of the rotation member 733 .
  • a first link bar 731 and a second link bar 732 are rotatably installed in each installation groove 733b.
  • first upper coupler 741a a first central coupler 741b, and a first lower coupler 741c are installed in the first inner holder 711b.
  • a second upper coupler 742a, a second central coupler 742b, and a second lower coupler 742c are installed in the second inner holder 712b.
  • first upper connector 741a and the first central coupler 741b are vertically spaced apart from each other, and the end of the first link bar 731 is rotatably installed in the spaced apart space.
  • first central connector 741b and the second lower connector 741c are also vertically spaced apart, and an end of the clamping actuator 720 is rotatably connected therebetween.
  • the first through fastening member 741d is the first lower connector 741c, the end of the clamping actuator 720, the first central connector 741b, the end of the first link bar 731, the end of the first upper connector ( 741a) to rotatably connect them all at once.
  • a fine fastening part 741e is provided in the head part of the first through fastening member 741d to couple the head part to the first lower connector 741c.
  • the second upper coupler 742a, the second central coupler 742b, and the second lower coupler 742c are installed in the second inner holder 712b.
  • the second upper coupler 742a and the second central coupler 742b are vertically spaced apart from each other, and the end of the second link bar 732 is rotatably installed in the spaced apart space.
  • the second central connector 742b and the second lower connector 742c are also vertically spaced apart, and an end of the actuator rod 721 is rotatably connected therebetween.
  • the second through fastening member 742d is the second lower connector 742c, the end of the actuator rod 721, the second central connector 742b, the second end of the link bar 732, the second upper connector ( 742a) to rotatably connect them all at once.
  • a fine fastening portion 742e is provided on the head portion of the second through-fastening member 742d to couple the head portion to the second lower connector 742c.
  • Gripping grooves 711d and 712d surrounding the outer circumferential surface of the guide bar 410 are provided inside the first holder 711 and the second holder 712, respectively, and the holding grooves 711d and 712d have a guide bar ( Corresponding concave-convex portions 711c and 712c that can be engaged to correspond to the concave-convex portion 411 formed in 410 are provided.
  • the first holder 711 includes a first outer holder 711a and a first inner holder 711b
  • the second holder 712 includes a second outer holder 712a and a second inner holder 712b. do.
  • the corresponding uneven portions 711c and 712c have a semicircular gripping groove 711d surface on the inner surface of the first outer holder 711a, a semicircular gripping groove 711d surface on the inner surface of the first inner holder 711b, and a 2 Formed on the surface of the semicircular gripping groove 712d on the inner surface of the second outer holder 712a and the semicircular gripping groove 712d surface of the second inner holder 712b, respectively.
  • a first guide hole 711b-1 and a second guide hole 712b-1 in the form of a tunnel are formed on both sides of the first inner holder 711b and the second inner holder 712b.
  • the first guide rod 751 and the second guide rod 752 are inserted into the first guide hole 711b-1 and the second guide hole 712b-1.
  • the first guide rod 751 is provided to connect the second inner holder 712b and the first outer holder 711a, and one end of the first guide rod 751 is the first of the first inner holder 711b. Penetrating the guide hole 711b-1, coupled to the sidewall of the first outer holder 711a, and the other end is inserted into the second guide hole 712b-1 inside the second inner holder 712b and fixed . The other end does not pass through the second guide hole 712b-1, and thus is not connected to the second outer holder 712a.
  • the first guide rod 751 synchronizes with the first outer holder 711a so that it moves in the same direction.
  • the second guide rod 752 is provided to connect the first inner holder 711b and the second outer holder 712a, and one end of the second guide rod 752 is the second inner holder 712b. It penetrates through the second guide hole 712b-1, is coupled to the sidewall of the second outer holder 712a, and the other end is inserted into the first guide hole 711b-1 inside the first inner holder 711b and fixed do.
  • the other end does not pass through the first guide hole 711b-1, and thus is not connected to the first outer holder 711a.
  • the second guide rod 752 causes the second outer holder 712a to synchronize and move in the same direction when the first inner holder 711b moves in a specific direction by the operation of the clamping actuator 720 . .
  • the first and second guide rods 751 and 752 are inserted to guide the movement, and the movement of the first and second guide rods 751 and 752 is performed. It prevents interference by other unrelated inner holders 711b and 712b, and also serves to prevent the first and second guide rods 751 and 752 from being separated.
  • the first guide rod 751 is provided as a pair at the front and rear of the clamping module 700, and is preferably installed cross-symmetrically in the front and rear. This is for balance of power.
  • the first guide rod 751 is disposed at the lower end of the front and the upper end of the rear with reference to FIGS. 7A and 8 .
  • the second guide rod 752 is provided as a pair at the front and rear of the clamping module 700 , and is preferably installed cross-symmetrically in the front and rear directions. This is also for the balance of power.
  • the first guide rod 751 is disposed at the upper end of the front and the lower end of the rear.
  • the clamping actuator 720 operates and pulls the actuator rod 721 , the distance between the first inner holder 711b and the second inner holder 712b becomes closer. That is, the first inner holder 711b moves in the direction of the second inner holder 712b, and the second inner holder 712b moves in the direction of the first inner holder 711b.
  • the first inner holder 711b is connected to the second outer holder 712a by the second guide rod 752.
  • the second outer holder 712a moves away from the second inner holder 712b, so that the gap between the second inner holder 712b and the second outer holder 712a is widened.
  • the second inner holder 712b is connected to the first outer holder 711a by the first guide rod 751.
  • the first guide rod 751 When the second inner holder 712b moves in the direction of the first inner holder 711b, the first The first outer holder 711a moves away from the first inner holder 711b, so that a gap between the first inner holder 711b and the first outer holder 711a is widened.
  • the gripping groove 711d between the first inner holder 711b and the first outer holder 711a is opened to release the gripping of the outer peripheral surface of the intermediate guide bar 410, and the second inner holder 712b and The gripping grooves 712d between the second outer holders 712a are widened to release the gripping of the outer peripheral surface of the other intermediate guide bar 410 .
  • the clamping actuator 720 operates and pushes the actuator rod 721
  • the distance between the first inner holder 711b and the second inner holder 712b increases. That is, the first inner holder 711b moves in a direction away from the second inner holder 712b, and the second inner holder 712b moves in a direction away from the first inner holder 711b.
  • the first inner holder 711b is connected to the second outer holder 712a by the second guide rod 752, and the first inner holder 711b moves away from the second inner holder 712b.
  • the second outer holder 712a moves closer to the second inner holder 712b, so that the space between the second inner holder 712b and the second outer holder 712a becomes narrow, and ultimately the second inner holder 712b.
  • the sidewall of the second ash side holder 712a are in close contact with each other.
  • the second inner holder 712b is connected to the first outer holder 711a by the first guide rod 751.
  • the first outer holder 711a moves closer to the first inner holder 711b, so that the space between the first inner holder 711b and the first outer holder 711a becomes narrow, and ultimately the first inner holder 711b of the sidewall and the sidewall of the first outer holder 711a are in close contact with each other.
  • the gripping groove 711d between the first inner holder 711b and the first outer holder 711a is narrowed to grip the outer peripheral surface of the intermediate guide bar 410
  • the second inner holder 712b and the second The gripping groove 712d between the outer holders 712a is narrowed to grip the outer peripheral surface of the intermediate guide bar 410 .
  • first guide rail 761 is coupled to the outer surfaces of the first inner holder 711b and the first outer holder 711a.
  • First rail grooves 711a-2 and 711b-2 to which the first guide rail 761 are coupled are provided on outer surfaces of the first inner holder 711b and the first outer holder 711a, the first inner holder 711b and the first outer holder 711a move relatively close to or away from each other, the first rail grooves 711a-2 and 711b-2 move along the first guide rail 761 .
  • the upper surface of the first guide rail 761 is fixedly coupled to the lower surface of the lower support 220 by a plurality of fixing members 763 .
  • the first guide rail 761 may be installed in front and rear of the first inner holder 711b and the first outer holder 711a, respectively, and the first rail grooves 711a-2 and 711b-2.
  • the first inner holder 711b and the first outer holder 711a of FIG. may be respectively disposed on the outer front surface and the outer rear surface.
  • the second guide rail 762 is coupled to the outer surfaces of the second inner holder 712b and the second outer holder 712a.
  • Second rail grooves 712a-2 and 712b-2 to which the first guide rail 762 are coupled are provided on the outer surfaces of the second inner holder 712b and the second outer holder 712a, the second inner holder 712b and the second outer holder 712a move relatively close to or away from each other, the second rail grooves 712a-2 and 712b-2 move along the second guide rail 762 .
  • the upper surface of the second guide rail 762 is fixedly coupled to the lower surface of the lower support 220 by a plurality of fixing members 764 .
  • the second guide rail 762 may be installed in front and rear of the second inner holder 712b and the second outer holder 712a, respectively, and the second rail grooves 712a-2 and 712b-2).
  • the second inner holder 712b and the second outer holder 712a may be respectively disposed on the outer front surface and the outer rear surface of FIG.
  • the adhesion induction module 300 is provided.
  • the adhesion induction module 300 is disposed above the upper support 210 .
  • the close contact induction module 300 is connected to the close contact actuator 310 and the close contact actuator 310 disposed in the upper center of the upper support 210 in the upper and lower directions in the vertical direction by the operation of the close contact actuator 310. It includes a moving vertically moving member 320 and a guide member 321 for guiding the vertical movement of the vertical moving member 320 .
  • the guide member 321 is preferably provided in the form of a rod inserted into the vertical moving member 320 .
  • the inner end of the link member 330 is rotatably installed at both ends of the vertical moving member 320, respectively, in a state in which the vertical moving member 320 is raised, as shown in FIG. 12, is inclined, and the vertical moving member 320 is In the fully lowered state, as shown in FIG. 13 , the upper support 210 is disposed flat with respect to the bottom surface.
  • a horizontal moving member 340 having an inclined upper surface is provided at the outer end of the link member 330 .
  • the horizontal moving member 340 has a through hole 341a in the form of a long hole, and the intermediate guide bar 410 passes through the through hole 341a.
  • the intermediate guide bar 410 passes through the through hole 341a, and in a state in which the horizontal moving member 340 is inserted into the intermediate guide bar 410 , the horizontal moving member by the operation of the close contact actuator 310 . (340) can be horizontally moved within a limited range left and right.
  • the guide member 350 is provided on the upper portion of the horizontal moving member 340, the guide member 350 is fixedly coupled to the upper portion of the intermediate guide bar (410).
  • a fixing member 360 for fixing the intermediate guide bar 410 and the guide member 350 to each other is provided on the upper portion of the intermediate guide bar 410 .
  • the intermediate guide bar 410 Since the guide member 350 and the intermediate guide bar 410 are fixed to each other, when the guide member 350 is slightly lifted, the intermediate guide bar 410 is also lifted as much as the guide member 350 is lifted. .
  • a lower surface of the guide member 350 has a corresponding inclined surface 351 corresponding to the inclined surface of the horizontal moving member 340 is formed, and the corresponding inclined surface 351 is provided in a downwardly inclined shape toward the outside.
  • reinforcing plates 342, 343, 344, 345 for reinforcing strength and reducing friction are provided on the upper surface, lower surface, front and rear surfaces of the horizontal moving member 340, and the horizontal moving member 340 of Stepped installation grooves 341b and 341c in which reinforcing plates 342 and 343 can be installed are formed on the upper and lower surfaces of the body 341 .
  • reinforcing grooves 342b, 343b, 344b, and 345b for reinforcing strength and reducing friction are also provided on the surfaces of the reinforcing plates 342, 343, 344, and 345.
  • the body portion 341 and the reinforcing plates 342 and 343 installed on the upper and lower portions of the horizontal moving member 340 have the above-described through holes 341a, 342a, and 343a formed therein, so that they are matched with each other.
  • a rotation connection part 341c capable of being rotationally connected to the link member 330 is provided on one side of the horizontal movement member 340 .
  • the rod 310a of the close contact actuator 310 is disposed in an elevated position, and accordingly, the vertical movement block 320 is also in the elevated position.
  • the link member 330 is arranged to be inclined, and pulls the horizontal moving member 340 inward.
  • the outer inner surface and the inner inner surface of the through hole 341a provided in the horizontal moving member 340 are spaced apart from the intermediate guide bar 340 , and the outer end of the horizontal moving member 340 is the upper support 210 . ) is spaced apart from the sidewall.
  • the link member 330 goes down and is arranged in a horizontal state, and accordingly, the outer end of the link member 330 pushes the horizontal moving member 340 outward, and accordingly the inclined surface of the horizontal moving member 340 .
  • a relative sliding movement occurs between the guide member 350 and the corresponding inclined surface 351 of the guide member 350 , and the horizontal moving member 340 slightly lifts the guide member 350 .
  • the intermediate guide bar 410 connected to the guide member 350 also rises slightly upward.
  • the outer end of the horizontal moving member 340 is in contact with the sidewall of the upper support 210, and the inner inner surface of the through hole 341a of the horizontal moving member 340 is in contact with the surface of the intermediate guide bar 410. , restrict further movement.
  • the uneven portion 411 provided on the intermediate guide bar 410 lifts the corresponding uneven portion 711c (712c). raise it That is, the upper surface of each convex portion constituting the concave-convex portion 411 strongly presses the lower surface of the convex portion of the corresponding concave-convex portion 711c (712c) to further solidify the adhesion state, and a fine gap indicated by G in Fig. 16A this disappears
  • the lip plate and the second support part 120 and the lower support part 220 supporting the lip plate are prevented from descending, and the mold 100 ) and the gap between the lip plate can be prevented.
  • 17 to 19 are for a second embodiment 1310 of the adhesion induction module.
  • an actuator 1310 for close contact that operates hydraulically is disposed, and the upper end of the intermediate guide bar 1410 is inserted on both sides of the upper support 1310, and an actuator for close contact 1310 and An accommodation housing 1330 connected by a hydraulic hose 1320 is provided.
  • a connection hole 1331 to which the hydraulic hose 1320 is connected is provided next to the accommodation housing 1330 , and hydraulic oil flows from the hydraulic hose 1330 through the connection hole 1331 into the accommodation housing 1330 , or receives The hydraulic oil inside the housing 1330 may be drawn out to the hydraulic hose 1320 .
  • the upper end of the intermediate guide bar 1410 is accommodated in the inner space of the housing 1330 , and the upper and lower portions of the intermediate guide bar 1410 are moved in the vertical direction by hydraulic pressure on the outer peripheral surface of the intermediate guide bar 1410 .
  • a guide member 1350 for guiding movement is coupled
  • the intermediate guide bar 1410 and the guide member 1350 are coupled to each other, when the guide member 1350 moves slightly in the vertical direction, the intermediate guide bar 1410 may also move slightly in the vertical direction.
  • a step is provided on the outer circumferential surface of the upper end of the intermediate guide bar 1410 and the inner circumferential surface of the guide member 1350 , respectively, and the step surface is coupled thereto.
  • an inner cover 1352 is disposed on the upper surfaces of the guide member 1350 and the intermediate guide bar 1410 .
  • the inner cover 1352 is coupled to the upper surface of the guide member 1350 in a state of covering the upper surface of the intermediate guide bar 1410 by a separate fastening member 1353 , so that the intermediate guide bar 1410 is connected to the guide member 1350 . ) to prevent it from protruding upwards.
  • a through hole 1352a is formed in the middle of the inner cover 1352 , and an elastic member 1355 such as a coil spring is installed in the through hole 1352a.
  • the upper end of the elastic member 1355 is installed in the installation groove 1332a installed on the lower surface of the housing cover 1332 , and the lower end is in close contact with the upper surface of the intermediate guide bar 1410 .
  • an unexplained reference numeral 1360 denotes a sealing member for sealing between the lower region of the accommodation housing 1310 and the outer peripheral surface of the intermediate guide bar 1410, which is to prevent the hydraulic oil from leaking downward.
  • the lower surface of the guide member 1350 is in contact with the inner bottom surface of the accommodating housing 1310, the inner cover 1352 and the guide
  • the upper edge of the member 1350 is spaced apart from the lower surface of the housing cover 1332 .
  • the adhesion actuator 1310 is operated with hydraulic oil. is supplied into the accommodating housing 1330 .

Landscapes

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

Abstract

La présente invention concerne un module permettant de former une préforme pour un appareil de fabrication de contenant, et pouvant améliorer l'état de contact étroit d'un moule pour former une préforme. Dans ce but, la présente invention fournit un module de formation de préforme pour un appareil de fabrication de contenant, le module comprenant : un moule comportant une cavité sous la forme d'une préforme de contenant ; une première partie de support qui est reliée au moule, et qui guide, vers l'intérieur du moule, un matériau de résine amené depuis l'extérieur ; une seconde partie de support qui est disposée au-dessous de la première partie de support, et sur laquelle des barres saillantes sous la forme d'une cavité interne de la préforme sont supportées ; une partie d'entraînement qui réduit ou augmente l'espace entre la première partie de support et la seconde partie de support de façon à créer un environnement pour la formation d'une préforme, ou sépare du moule la préforme obtenue ; des barres de guidage pour guider le mouvement vertical de la seconde partie de support, qui se déplace verticalement par le mouvement de la partie d'entraînement ; un module de serrage disposé au niveau de la seconde partie de support de façon à serrer les surfaces périphériques externes des barres de guidage de sorte que, lorsque l'espace entre la première partie de support et la seconde partie de support est réduit et que les barres saillantes sont insérées dans le moule, leurs positions sont fixées ; et un module de guidage à contact étroit qui applique une force externe aux barres de guidage ou aux éléments reliés aux barres de guidage, de manière à déplacer les barres de guidage vers le haut, amenant ainsi le module de serrage en contact étroit avec les barres de guidage.
PCT/KR2021/002200 2020-02-20 2021-02-22 Module de formation de préforme pour appareil de fabrication de contenant WO2021167425A1 (fr)

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KR10-2020-0020971 2020-02-20
KR1020200020971A KR102191598B1 (ko) 2020-02-20 2020-02-20 용기 제조 장치용 프리폼 성형 모듈

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Publication number Priority date Publication date Assignee Title
KR102191598B1 (ko) * 2020-02-20 2020-12-15 신우코스텍(주) 용기 제조 장치용 프리폼 성형 모듈

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KR940003714A (ko) * 1992-08-14 1994-03-12 윤양중 고무코팅 직물코드(fabric cord)의 접합(joint)방법 및 그 시스템
JP3927066B2 (ja) * 2002-04-25 2007-06-06 株式会社名機製作所 型締装置
KR20100045976A (ko) * 2007-06-26 2010-05-04 첸 송 에셋 매니지먼트 리미티드 사출성형기계
KR20130068739A (ko) * 2011-12-16 2013-06-26 엘에스엠트론 주식회사 사출성형기의 하프 너트 체결 기구
KR101534426B1 (ko) * 2012-02-03 2015-07-06 미츠비시 쥬우고오 마시나리 테크노로지 가부시키가이샤 타이어 가황기
KR102191598B1 (ko) * 2020-02-20 2020-12-15 신우코스텍(주) 용기 제조 장치용 프리폼 성형 모듈

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KR100998768B1 (ko) * 2010-04-08 2010-12-07 우리마이크론(주) 플런져 유닛이 구비된 몰딩장치
KR101585153B1 (ko) * 2015-06-26 2016-01-14 신우코스텍(주) 용기 제조 장치용 프리폼 성형 모듈

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940003714A (ko) * 1992-08-14 1994-03-12 윤양중 고무코팅 직물코드(fabric cord)의 접합(joint)방법 및 그 시스템
JP3927066B2 (ja) * 2002-04-25 2007-06-06 株式会社名機製作所 型締装置
KR20100045976A (ko) * 2007-06-26 2010-05-04 첸 송 에셋 매니지먼트 리미티드 사출성형기계
KR20130068739A (ko) * 2011-12-16 2013-06-26 엘에스엠트론 주식회사 사출성형기의 하프 너트 체결 기구
KR101534426B1 (ko) * 2012-02-03 2015-07-06 미츠비시 쥬우고오 마시나리 테크노로지 가부시키가이샤 타이어 가황기
KR102191598B1 (ko) * 2020-02-20 2020-12-15 신우코스텍(주) 용기 제조 장치용 프리폼 성형 모듈

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