WO2004041513A1 - ブロー成形装置 - Google Patents
ブロー成形装置 Download PDFInfo
- Publication number
- WO2004041513A1 WO2004041513A1 PCT/JP2003/014230 JP0314230W WO2004041513A1 WO 2004041513 A1 WO2004041513 A1 WO 2004041513A1 JP 0314230 W JP0314230 W JP 0314230W WO 2004041513 A1 WO2004041513 A1 WO 2004041513A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- preform
- turntable
- blow
- mold
- opening
- Prior art date
Links
- 238000000071 blow moulding Methods 0.000 title claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 194
- 238000000465 moulding Methods 0.000 claims description 31
- 230000003028 elevating effect Effects 0.000 claims description 25
- 238000010438 heat treatment Methods 0.000 claims description 20
- 230000002093 peripheral effect Effects 0.000 claims description 20
- 210000000078 claw Anatomy 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 230000032258 transport Effects 0.000 description 46
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000007723 transport mechanism Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 241000906091 Lethrinus miniatus Species 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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
- B29C49/5601—Mechanically operated, i.e. closing or opening of the mould parts is done by mechanic 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
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/06—Injection blow-moulding
-
- 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
- B29C49/4205—Handling means, e.g. transfer, loading or discharging 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
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
- B29C49/42069—Means explicitly adapted for transporting blown article
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/34—Feeding the material to the mould or the compression means
- B29C2043/3466—Feeding the material to the mould or the compression means using rotating supports, e.g. turntables or drums
- B29C2043/3472—Feeding the material to the mould or the compression means using rotating supports, e.g. turntables or drums using star wheels comprising arms
-
- 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
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C2049/023—Combined blow-moulding and manufacture of the preform or the parison using inherent heat of the preform, i.e. 1 step blow moulding
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/20—Opening, closing or clamping
- B29C33/26—Opening, closing or clamping by pivotal movement
-
- 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
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
- B29C49/42073—Grippers
-
- 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
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
- B29C49/42073—Grippers
- B29C49/42075—Grippers with pivoting clamps
-
- 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
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
- B29C49/42073—Grippers
- B29C49/42077—Grippers with U-shaped holder
-
- 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
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
- B29C49/42093—Transporting apparatus, e.g. slides, wheels or conveyors
- B29C49/42095—Rotating wheels or stars
-
- 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
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
- B29C49/42113—Means for manipulating the objects' position or orientation
- B29C49/42115—Inversion, e.g. turning preform upside down
Definitions
- the present invention relates to a blow molding apparatus for producing a plastic container such as a hot bottle by heating and performing blow molding of a preform as a primary molded product. More specifically, a transfer mechanism for changing a feed pitch of a preform, a reversing transfer mechanism for reversing a preform or a molded product in such a blow molding apparatus, and an opening and closing mechanism for a blow molding die that opens and closes right and left. It is about. Background art
- biaxially-stretching molding machines for producing blow molded articles such as PET bottles
- a preform supply station and a heating station for heating the preform are used.
- a collecting station for collecting a professional molded product from the professional molding die, and a professional station equipped with a lip-opening mold for biaxially stretching and blowing the heated preform is proposed in, for example, the following reference document 1 by the present applicant.
- a blow station a rotary type in which a plurality of blow molds are mounted on a turntable at a constant angle interval is known.
- the heating station conveys the preform at a narrow feed pitch to efficiently heat a large number of preforms, thereby reducing the size of the apparatus.
- a preform conveyed along a circular conveying path at a narrow feed pitch is provided at a large feed pitch. Dali transported along another circular transport path 2.
- Each dapper device is held by a rocking mechanism for rocking it to the left and right and a linear motion mechanism for linearly moving it back and forth.When receiving the preform, it is conveyed at a narrow feed pitch. It is configured to receive a preform while transporting each gripper device so as to have the same feed pitch as that of the preform.
- the preform is transported via a heating station and a blow station in a state where the preform is carried on the carrier in an inverted position.
- a preform in an upright posture supplied from a preform supply station is inverted, a mandrel is inserted into the mouth from below, and thereafter the preform is transported in this state.
- the mandrel is pulled downward from the mouth of the blow-molded product, and then the blow-molded product is turned over and collected. They are to be collected at a station.
- a mechanism for inverting the preform and supporting it on a carrier is also disclosed in Reference 2 below.
- blow mold a structure in which a pair of left and right forming mold members are opened and closed to the left and right to open and close the mold is known.
- a mold opening / closing mechanism of a blow molding die having this configuration a mechanism using a link mechanism is disclosed in the following references 3, 4, and the like.
- a turntable for performing an operation of inverting a preform a turntable for performing an operation of inverting a mouthpiece, and a mandrel are inserted into the preform.
- a turntable to perform the operation of removing the mandrel from the molded product.
- mechanisms have been proposed to change the preform feed pitch and reverse the preform, but basically four tables are required, which increases the equipment size and increases the manufacturing cost. Problem.
- a link mechanism that constitutes the mechanism is a turntable for turning each blow mold from the back of each blow mold. It extends in the plane direction toward the center.
- Many heavy blow molds are mounted on the turntable, and it is necessary to transport each blow mold accurately. Therefore, it is desirable that the bearing member that supports the turntable in a freely rotatable state be disposed immediately below a heavy object as much as possible, that is, immediately below a blow molding die in the turntable.
- an object of the present invention is to make it possible to change the feed pitch of a preform or the like conveyed along an annular conveying path by a simple mechanism, and to reduce the force required to transfer a preform or the like. It is an object of the present invention to propose a transfer mechanism of a blow molding apparatus which can be performed at a time. Further, an object of the present invention is to provide a mechanism for inverting a preform and a blow-molded container, a mechanism for inserting a mandrel of a carrier into a preform, and a mechanism for extracting a mandrel of a carrier from a mouthpiece-formed container on a single turntable. Another object of the present invention is to propose a reversing transfer mechanism of the blow molding apparatus configured as described above.
- an object of the present invention is to propose a mold opening / closing mechanism of a professional molding apparatus in which a bearing supporting a turntable on which a blow molding die is mounted can be disposed at a position immediately below and close to a lip. Is to do.
- Still another object of the present invention is to propose a blow molding apparatus which is small and compact and which can efficiently and reliably transfer a preform-blow molded product.
- the present invention provides a method for receiving a preform, a blow molded article or a mandrel conveyed at a first feed pitch along a first annular conveyance path, Blow molding that converts the feed pitch from the first feed pitch to the second feed pitch while transferring the preform, the molded product, or the mandrel along the path, and delivers it to the third annular transfer path
- Blow molding that converts the feed pitch from the first feed pitch to the second feed pitch while transferring the preform, the molded product, or the mandrel along the path
- An annular guide rail fixed to the surface of the turntable so that the rotation center of the turntable is centered;
- a sliding pin rotatably arranged at a fixed angular interval on a concentric circle centered on the rotation center of the turntable at a position inside the arc-shaped guide rail on the turntable;
- a plurality of swing arms that swing along the surface of the turntable around the respective swing pins as the turntable rotates; It is characterized in that it has a sliding connection portion that connects the swinging end of each swinging arm to each slider so as to be slidable in the axial direction of the swinging arm.
- a swing force mechanism for swinging each swing arm with the rotation of the turntable includes an arm extending in a direction perpendicular to each swing pin and a tip of the arm.
- the holding portion is attached to the slider that slides along the annular guide rail, and the slider is swung right and left by the swing arm according to the rotation of the turntable. Changes the feed pitch.
- the feed pitch can be changed with high accuracy by a simple mechanism.
- the holding portion for holding the preform and the like attached to the slider is always oriented in the radial direction, the operation of receiving the preform and the like conveyed along the annular conveying path, and the operation of the preform and the like are performed. It is possible to reliably perform an operation of transferring the sheet to another annular conveying path.
- the present invention is to receive a preform or a blow-molded article in an upright or inverted posture conveyed along the first annular conveyance path, and to convey the preform or the blow molded article along the second circular conveyance path.
- the reverse transfer mechanism of the blow molding device that delivers the product to the third annular transport path after the
- a cylindrical member extending radially around the rotation center of the turntable on the surface of the turntable and supported rotatably by the turntable;
- a shaft member extending through the hollow portion of the cylindrical member and integrally rotating with the cylindrical member
- a dallino attached to the outer end of the shaft member, capable of holding a mouth of a preform or a blow molded product, and moving along the second annular conveying path when the turntable rotates;
- a rotating power mechanism for rotating the cylindrical member by 180 degrees with the rotation of the turntable.
- the rotating cam mechanism is provided with first and second cam followers formed on a slider that can reciprocate in the axial direction of the cylindrical member, and a spiral cam along the outer peripheral surface of the cylindrical member.
- a first cam groove formed over an angle range of 80 degrees, on which the first cam follower slides, and a second cam formed on a surface of a fixed plate, sliding on the second cam follower.
- a groove may be provided, and the shape of the second cam groove is defined so that the slider reciprocates in the radial direction in accordance with the rotation of the turntable.
- a slide cam mechanism for sliding the shaft member in the axial direction of the cylindrical member is provided as a pawl opening / closing mechanism for opening / closing the open / close pawl.
- a structure having a link mechanism for converting the sliding of the shaft member into the opening and closing operation of the opening and closing claw can be adopted.
- a mandrel support member that can be raised and lowered at a position directly below each dalitsuba, and a mandrel support member that can be lifted and lowered at a position immediately below each dalitsuba, as a pull-out mechanism for pulling out and inserting a mandrel into and from the mouth of the preform or the blow molded product in an inverted state. It is possible to use a structure having a lifting force mechanism for raising and lowering according to the rotation of the turntable.
- each professional mold is constituted by a pair of mold members that can be opened and closed right and left.
- the mold opening and closing mechanism of the molding device In the mold opening and closing mechanism of the molding device,
- a slider that slides in a direction perpendicular to the opening and closing direction of the blow mold as the vertical shaft moves up and down,
- the elevating shaft can be arranged between the slider and the pair of molding die members.
- the closing mechanism is moved up and down with a stopper pin, a pin hole formed at the open / close end of the mold support member into which the stopper pin can be inserted from above, and a state where the stopper pin is pulled out of the pin hole.
- a lock mechanism for locking is provided on a recess formed on the outer peripheral surface of the stop pin, a ball disposed on the side of the mold supporting member which can be fitted into the recess, and a biasing force of the ball toward the stop pin. And a spring member.
- the present invention provides a preform supply station for supplying a preform in an upright state, a heating station for heating the preform to a temperature suitable for blow molding while transporting the preform, and a preform after heating.
- Blow molding apparatus having a blow station for blowing and molding a blow molded article, and a collection station for collecting the blow molded article,
- the preform conveyed at the second feed pitch is received from the second annular conveying path, and the preform is inverted while being conveyed along the third annular conveying path.
- a second transfer mechanism that changes to a feed pitch of 1, An arc-shaped conveyance path portion for receiving a preform with a mandrel inserted from the fourth annular conveyance path formed in the heating station;
- the mold is conveyed at a second feed pitch along the sixth annular conveying path along the sixth annular conveying path, and is conveyed at a second feeding pitch along the fifth annular conveying path.
- the reverse transfer mechanism receives the blow-molded product from the blow-molding die and conveys the mandrel inserted into the mouth of the inverted blow-molded product downward while conveying the blow-molded product along the third annular transport path. Pull out, and then, turn the blow-molded product upside down to the upright position,
- the molded product is collected from the reverse transfer mechanism to the collection station.
- FIG. 1 is a schematic plan view showing the overall configuration of a biaxial stretch blow molding apparatus to which the present invention is applied.
- FIG. 2 is a plan view showing a first transfer mechanism in the biaxial stretch blow molding apparatus of FIG.
- FIG. 3 is a cross-sectional view showing the first transfer mechanism of FIG.
- FIG. 4 is a cross-sectional view showing a reversing transfer mechanism in the biaxial stretch blow molding apparatus of FIG.
- FIG. 5 is an enlarged partial cross-sectional view of the reverse transfer mechanism of FIG.
- FIG. 6 is a partial cross-sectional view showing a rotary blow station in the biaxial stretch blow molding apparatus of FIG.
- FIG. 7 is a partial sectional view showing a mold opening / closing mechanism of the blow molding die of FIG.
- FIG. 8 is a plan view of a mold opening / closing mechanism of the blow molding die of FIG.
- FIG. 9 is a side view showing a side surface on the opening / closing end side of the mold opening / closing mechanism of FIG.
- FIG. 10 is a side view showing a side surface on the opening / closing center side of the mold opening / closing mechanism of FIG.
- Elevating slider Cam follower a Cylindrical cam groove
- FIG. 1 is a schematic plan view showing the overall configuration of a biaxial stretch blow molding apparatus according to the present embodiment.
- a biaxial stretch blow molding apparatus 1 is, for example, a manufacturing apparatus for a bottle for beverages, and transports a preform supply station 3 for supplying a preform 2 and a preform 2.
- a heating station 4 that heats the preform 2 after heating to a temperature suitable for professional molding, and a rotary blow station 6 that blows the heated preform 2 to form a pet bottle 5 (blow molded product).
- a collection station 7 for collecting bottles 5.
- the preform supply station 3 has a guide rail 8 which is inclined downward toward the supply destination, where the flange 2b of the mouth 2a of the preform 2 is suspended, and In this state, the preform 2 falls along the guide rail 8 by its own weight (for the preform 2, see, for example, FIG. 3 described later).
- a first annular conveying path 9 for conveying the preform 2 supplied from the preform supply station 3 at the first feed pitch p1 is horizontally. Is formed.
- This first annular transport path 9 A turntable 10 in which a ratchet-shaped feed groove is formed on the outer peripheral end face at the same interval as the first feed pitch, and approximately 180 degrees opposite to the outer peripheral end face 10a of the turntable 10 And an arcuate guide surface 11 formed at one angle.
- the preform 2 is sent out along the first annular conveying path 9 at a first feed pitch p1 with its mouth 2a sandwiched between them.
- the preform 2 is received from the first annular transport path 9, and the second circle circumscribing the first annular transport path 9 is received.
- a first transport mechanism 13 for changing the feed pitch thereof to a second feed pitch p2 wider than the first feed pitch p1 is arranged. ing.
- the second annular transport path 12 receives the preform 2 transported at the second feed pitch p 2, and receives the preform 2 conveyed at the second feed pitch p 2.
- the preform 2 is turned upside down while being conveyed along the annular transport path 14 of the preform 2, and then the mandrel 15 (see FIG. 4) is inserted from below into the mouth 2 a of the preform 2 in the inverted state. ) Is installed.
- the preform 2 is conveyed with the mandrel 15 inserted into the opening 2a from the third annular conveying path 14 and is conveyed with the preform 2 inserted.
- Receiving the mandrel 15, and transporting it along the fourth annular transport path 17 circumscribing the third annular transport path 14, while changing the feed pitch to the second feed pitch p 2 force A second transfer mechanism 18 for returning to the first feed pitch p1 is arranged.
- the heating station 4 is composed of a driving sprocket 19 and a driven sprocket 20, a chain 21 bridged therebetween, and a mandrel carrier 22 attached to the chain 21 at regular intervals.
- the mandrel carrier 22 is transported along an elliptical transport path 23.
- the transport path 23 receives the preform 2 from the fourth annular transport path 17 in the second transport mechanism 18 and carries a semicircular transport path portion 25 for carrying the preform 2 on the mandrel carrier 22. (Arc-shaped transport path).
- a plurality of heating sections 24 (1) to 24 (5) are arranged along the transport path 23, While each mandrel carrier 22 receiving the preform 2 from the transfer mechanism 18 is conveyed along the conveyance path 23, the preform 2 passes through these heating sections and is heated to a temperature suitable for pro-molding. Heated to a state.
- a third transfer mechanism 27 that extends the feed pitch from the first feed pitch 1 to the second feed pitch p2 while transporting along the fifth annular transport path 26 is provided.
- a blow station 6 is disposed adjacent to the third transfer mechanism 27.
- the blow station 6 has a turntable 28 and a plurality of professional molds 29 arranged concentrically on the surface thereof at intervals corresponding to the second feed pitch p2.
- the blow mold 29 includes a pair of mold members 30 and 31 that open and close to the left and right, and a back side of each blow mold 29 is provided for opening and closing the mold members 30 and 31.
- a mold opening / closing mechanism 33 is provided.
- the rotation of the turntable 28 causes the blow molding die 29 to circulate along the sixth annular transfer path 34 at the second feed pitch p2.
- Each of the blow molds 29 receives the preform 2 conveyed at the second feed pitch p2 along the fifth annular conveying path 26 in the mold open state, and receives the sixth annular form.
- the mold is clamped while being conveyed along the conveying path 34, and the biaxial stretch blow molding of the preform 2 is performed.
- the thus obtained bottom bottom 5 is delivered to the star wheel 35 from the open-end closed mold 29.
- arc grooves 35a are formed at intervals corresponding to the second feed pitch p2, and the pet bottle 5 is directed toward the reversing transfer mechanism 16 by the arc grooves 35a. Transported.
- the reversing transfer mechanism 16 receives the bottle 5 from the star wheel 35 and is inserted into the mouth 2 a of the inverted bottle 5 while being transported along the third annular transport path 14. Pull out the mandrenole 15 that has been pulled downward, and then turn the inverted bottle 5 upright to bring it upright. Then, the pet bottle 5 is delivered to the collection station 7 via the star wheel 36.
- the preform 2 and the plastic bottle 5 as a molded product are inverted by the reversing transfer mechanism 16, and the mandrel is inserted into the mouth 2 a of the preform 2.
- the operation of inserting 15 and the operation of pulling out the mandrel 15 from the mouth 2 a of the bottle 5 are performed. Therefore, as compared with the conventional biaxial stretch blow molding apparatus in which these operations are performed at separate locations, the apparatus can be made smaller and more compact, and the manufacturing cost can be reduced.
- FIG. 2 and FIG. 3 are a plan view and a sectional view showing the first transfer mechanism 13 described above.
- the first transfer mechanism 13 receives the preform 2 being transported along the first annular transport path 9 at the first feed pitch p1, and While transporting the preform 2 along the annular transport path 12 of FIG. 1, the feed pitch is expanded from the first feed pitch p 1 to the second feed pitch p 2, and the third For delivery to the circular transport path 14.
- the first transfer mechanism 13 includes a cylindrical housing 41 fixed vertically to the apparatus mount 40 and a rotating shaft 4 2 rotatably coaxially supported inside the cylindrical housing 41.
- the rotating shaft 42 is rotationally driven by a drive motor (not shown).
- a disk-shaped turntable 43 is coaxially fixed horizontally.
- An annular guide rail 44 is coaxially fixed on the surface of the turntable 43. That is, the center of the annular guide rail 44 coincides with the rotation center 43 a of the turntable 43.
- a plurality of flat rectangular parallelepiped sliders 45 are attached to the annular guide rail 44 so as to be able to slide in a posture facing the radial direction.
- six sliders 45 are attached.
- a holding plate 46 having a semicircular groove 46a on which the mouth flange 2a of the preform 2 can be placed is horizontally mounted.
- each swing pin 47 is rotatably held by a cylindrical bearing holder 48 extending through the turntable 43.
- the inner end of a swing arm 49 is fixed to the upper end of a swing pin 47 projecting upward from the upper end of the bearing holder 48.
- Each pivot arm 49 extends toward the outer peripheral side along the surface of the turntable 43, and can pivot right and left along the surface of the turntable 43 around the swing pin 47. It is.
- each driving arm 49 is connected to the inner end side of each slider 45 via a sliding connection portion 50.
- the sliding connection portion 50 has an elongated hole 51 formed in the tip of the swing arm 49 and extending in the axial direction of the swing arm 49, and can slide along the elongated hole 51.
- a cam follower pin 52 is provided, and the cam follower pin 52 is fixed to a portion on the inner end side at the center of the upper surface of the slider 45.
- each swing arm 49 is configured to swing left and right by the rotation of the turntable 43 by the cam mechanism 53.
- the cam mechanism 53 includes a fixed disk 54 fixed horizontally to the housing 41 at a predetermined distance from the back of the turntable 43, and a deformed heart-shaped member formed on the surface of the fixed disk 54. And a roller-like cam follower 56 that slides along the cam groove 55.
- the lower end of the pivot pin 47 protrudes downward from the back surface of the turntable 43, and the base end of an arm 57 extending in a direction orthogonal to the swing arm 49 is fixed here.
- a cam follower 56 is attached to the tip of the arm 57.
- the annular guide rails 44, the sliders 45, and the swing arms 49 mounted thereon also rotate in the same direction.
- the cam follower 56 of the cam mechanism 53 connected to each swing arm 49 slides along a deformed heart-shaped cam groove 55 formed on the fixed disk 54. Since the cam groove 55 draws a deformed heart-shaped trajectory, when the cam follower 56 slides along the cam groove 53, the cam follower 56 radially moves with respect to the swing pin 47 at the fixed position. Moving. As a result, the swing pin 47 is rotated left and right, and the swing arm 49 whose inner end is fixed to the swing pin 47 also swings left and right.
- each slider 45 is connected to the tip of the swing arm 49 so as to be slidable in the axial direction, when the swing arm 49 swings right and left, the slider 45 becomes an annular guide rail 4. Slide left and right along 4. That is, each slider 45 rotates in the same direction together with the turntable 43 while relatively moving in a direction approaching and moving away from each other according to the shape of the deformed heart-shaped cam groove 55.
- the distance between the sliders 45 can be reduced to transport them at the first feed pitch p1. Also, at a circumscribed position between the second annular transport path 12 and the third annular transport path 14 to which the preform is to be transferred, the distance between the sliders 45 is increased, and the distance between the sliders 45 is increased to the second feed pitch. It can be transported at p2.
- the preform 2 conveyed at the first feed pitch p1 along the first annular conveying path 9 is received by the holding groove 46 a of the holding plate 46 attached to the tip of the slider 45, At the second feed pitch p 2, the preform 2 can be delivered to the third annular transport path 14.
- the first transfer mechanism 13 of this configuration unlike a mechanism that performs pitch conversion by expanding and contracting a swing arm, such as a conventional transfer mechanism for pitch conversion, only the swing arm 49 is moved. Good, so the mechanism is simple. Also, the assembly of the components is simplified, and the assembly error can be suppressed. Further, since the slider 45 swinging by the swing arm 49 slides along the annular guide rail 44, the semicircular holding groove 46a of the holding plate 46 attached to the tip of the slider 45 is It always faces outward in the radial direction. Therefore, the delivery operation of the preform conveyed along the annular conveying path can be reliably performed. Note that the second transfer mechanism 18 and the third transfer mechanism 27 are also configured in the same manner as the above-described first transfer mechanism 13, and therefore description thereof will be omitted. (Reverse transport mechanism)
- FIG. 4 and FIG. 5 are a cross-sectional view and an enlarged partial cross-sectional view showing the reverse transfer mechanism 16.
- the reversing transfer mechanism 16 receives the preform 2 in the upright posture, which is being conveyed along the second annular conveyance path 12 of the first transfer mechanism 13, and After being conveyed along the annular conveying path 14, the posture is reversed to the inverted posture, and the mandrel 15 is inserted into the opening 2 a from below, and then the second transfer mechanism 18 is conveyed. To transfer it to the fourth annular transport path 17 of the first embodiment.
- the bottle 5 in an inverted position is received from each of the blow molds 29 of the blow station 6, and is conveyed along the third annular conveying path 14, while the mandrel 15 is moved downward from the mouth 2a. After being pulled out, the posture is reversed to an erect state, and then, the hand is transferred to the star wheel 36 of the collection station 7.
- the reversing transfer mechanism 16 includes a cylindrical housing 61 fixed vertically to the device stand 40, and a coaxial rotation inside the cylindrical housing 61.
- a rotary shaft 62 is freely supported, and a turntable 63 is horizontally fixed to the upper end of the rotary shaft 62 in the same axial state.
- the turntable 63 is rotationally driven by a drive motor (not shown) via a rotary shaft 62.
- each cylindrical member 65 On the surface of the turntable 63, a plurality of cylindrical members 65 are horizontally arranged radially at regular angular intervals around the rotation center 63a, and each cylindrical member 65 has an axis 65a. It is supported on the surface of the turntable 63 in a rotatable state as a center. In the illustrated example, eight cylindrical members 65 are arranged.
- a slide shaft 66 is coaxially disposed through the hollow portion of each cylindrical member 65. The slide shaft 66 rotates integrally with the cylindrical member 65, and the cylindrical member 65 Can slide in the direction of the axis 65a.
- a pair of opening / closing claws 68 a, 68 capable of holding the preform 2 and the mouth 2 a of the pet bottle holder 5 from both sides via a link mechanism 67 at the outer end of each cylindrical member 65.
- a gripper 68 with b is connected.
- the upper end of the vertical rotating shaft 62 is rotatably supported by a bearing supported by a cylindrical bearing holder 69.
- the bearing holder 69 is fixed to the apparatus pedestal via a horizontal fixed disk 70 fixed coaxially to its upper end surface.
- a reversing cam mechanism for reversing 5 is provided.
- the reversing cam mechanism includes, at an upper position of the cylindrical member 65, a slider 71 reciprocally movable in the direction of the axis 65 a of the cylindrical member 65, and a first member attached to the lower surface of the slider 71.
- a cam follower 72 and a second cam follower 73 attached to the upper surface of the slider 71 are provided.
- a first cam groove 74 spirally formed along the outer peripheral surface of the cylindrical member 65 over an angle range of 180 degrees is provided.
- the first cam follower 72 slides along the cam groove 74.
- a second cam groove 75 is formed on the back surface of the horizontal fixed disk 70, and the second cam follower 73 slides along the cam groove 75.
- the second cam follower 73 sliding along the cam groove 75 becomes the cylindrical member 65. It can be reciprocated in the direction of the axis 65a.
- the first cam follower 72 is attached to the slider 71 to which the second cam follower 73 is attached.When the first cam follower 72 reciprocates in the direction of the axis 65a, it is rotatable. Since the cylindrical member 65 supported in this state rotates by 180 degrees, the slide shaft 66 and the link mechanism 67 that rotate integrally with the cylindrical member 65 also rotate by 180 degrees. In addition, the lipper 68 connected to the tip of the cylindrical member 65 can be turned 180 degrees.
- the cam mechanism for opening and closing includes a cylindrical cam surface 81 formed on the outer peripheral surface of the bearing holder 69, and a roller 81 mounted on the inner end of the slide shaft 66. And a coil spring 83 pressing the roller 82 against the cylindrical cam surface 81.
- the cam follower 82 of the slide shaft 66 moves along the cylindrical cam surface 81. Therefore, by appropriately setting the contour shape of the cylindrical cam surface 81, the slide shaft 66 can be reciprocated along the axis, ⁇ 65a.
- the link mechanism 67 connecting the tip of the slide shaft 66 and the dapper 68 can open and close the pawls 68a, 68b of the dalipper 68.
- the opening and closing claws 68 a and 68 b are closed.
- a mandrel 15 is inserted into the preform 2 or the mouth 2a of the pet bottle 5 from the lower side immediately below each of the lippers 68 protruding outward from the outer peripheral end of the turntable 63.
- a mandrel holder 85 for pulling the mandrel 15 downward from the mouth 2a is arranged.
- the mandrel holder 85 is attached to a lifting slider 87 that moves up and down along a guide shaft 86 that extends vertically downward from a position corresponding to each of the dappers 68 on the back surface of the turntable 63.
- a cam follower 88 is fixed to the elevating slider 87.
- the cam follower 88 slides along a cylindrical cam groove 8a formed on the outer peripheral surface of a cylindrical member 89 fixed to the apparatus mount 40. It has become so.
- the cylindrical cam groove 8 9a appropriately, the mandrel holder 85 is raised and lowered with the rotation of the turntable 63, and the lower side of the mouth 2a of the preform 2 in the inverted state. Can be plugged with a mandrel 1-5. Further, the mandrel 15 can be pulled downward from the mouth 2a of the inverted bottle 5 in the inverted state.
- the preform 2 is inverted to the inverted state in the section 14 a of the third annular transport path 14, and the inverted state is formed in the first half of the next section 14 b.
- a mandrel 15 is inserted into the mouth 2a of the preform 2 from below. Further, in section 14c, the mandrel 15 is pulled downward from the mouth 2a of the inverted bottom bottle 5, and in the next section 14d, the bottom bottle 5 is turned over to the upright posture.
- the transport path can be made more compact as compared with a conventional blow molding apparatus that is configured to perform each operation in four turntables arranged at four locations. The size can be reduced, and the manufacturing cost can be reduced.
- FIG. 6 is a partial sectional view showing a rotary type blow station 6
- FIG. 7 is a partial sectional view showing a mold opening / closing mechanism 33 of the blow mold 29
- FIG. FIG. 4 is a plan view of a configuration 3
- FIG. 9 is a side view showing a side surface of the mold opening / closing mechanism on the opening / closing end side
- FIG. 10 is a side view showing a side surface of the mold opening / closing mechanism on the opening / closing center side.
- the blow station 6 is a rotary type in which a plurality of blow molds 29 circulate on the turn table 28 along the sixth annular conveying path 34 at the second feed pitch p2. belongs to.
- the turntable 28 is horizontally supported by a thrust bearing 91 supported by the device mount 40 so as to be rotatable about a rotation center line 28a. That is, the turntable 28 is fixed to the inner ring 91a of the thrust bearing 91, and the inner teeth 91b are formed on the inner peripheral surface of the inner ring 91a.
- the internal teeth 91b mesh with a drive-side external gear 93 fixed coaxially to the upper end of a vertical rotation shaft 92 that is driven to rotate by a drive motor (not shown).
- the turntable 28 is rotated about its rotation center, ⁇ 28a, by the drive motor.
- Each blow molding die 29 has left and right molding die members 30 and 31, and each of the molding die members 30 and 31 has left and right die supporting members 94 and 4, respectively, fixed to the outer surface. Supported by 95. These mold support members 94, 95 can be opened and closed right and left about a vertical axis 96, and the vertical axis 96 is a mold support plate 9 fixed to the upper surface of the turntable 28. Supported by 7.
- the mold support members 94, 95 supporting the left and right molding mold members 30, 31 are opened and closed right and left by a mold opening / closing mechanism 33 composed of a link mechanism.
- the mold opening / closing mechanism 33 includes an elevating shaft 98 located at the rear side of the vertical axis 96 (the center side of the turn staple 28), and the elevating shaft 98 is provided with the mold support plate 97 and the turntable 28. And extends through it.
- a slide guide 99 mounted on a mold support plate 97 is disposed at a position on the back side of the elevating shaft 98 (center side of the turntable 28).
- the slide guide 99 extends from the blow mold 29 toward the rotation center line 28 a of the turntable 28, and the slider 100 can slide along the slide guide 99. I have.
- the slider 100 and a portion of the elevating shaft 98 protruding above the mold supporting plate 97 are connected by connecting arms 101 which are respectively pin-connected.
- the slider 100 and the left and right mold support members 94 and 95 are connected by an opening / closing link mechanism 102 that converts the slide movement of the slider 100 into the opening and closing movement of the mold support members 94 and 95.
- the opening / closing link mechanism 102 includes a pair of left and right operation arms 103 and 104 as can be clearly seen from FIG.
- the operation arms 103 and 104 have a symmetrical shape, and one end is connected to the slider 100 so as to be rotatable left and right around the connection pins 105 a and 105 b.
- the bent arm portions 103a and 104a extend in the direction extending from side to side from here, and the parallel arm portions 103b and 104b extend in parallel with each other from their ends. It has.
- the tips of the parallel arm portions 103b, 104b are connected to the rear ends of the mold support members 94, 95 with the connecting pins 106a, 106b rotatable left and right.
- the mold opening / closing mechanism 33 is in a state shown by a solid line in FIGS. 6 and 8 when the mold is closed.
- the elevating shaft 98 is lowered from this state, the slider 100 slides horizontally toward the center of the turntable 28 to reach a position 100A indicated by an imaginary line.
- the left and right operation arms 103 and 104 connected thereto also move toward the center of the turntable 28 as a whole.
- the operation arm 1 0
- the left and right mold support members 94, 95 connected to the ends of 3, 104 open right and left around the vertical axis 96, and are at the positions shown by imaginary lines in FIG. Left and right forming die members 30 and 31 open. Thereby, a mold opening state is formed.
- the elevating shaft 98 is moved up and down by the elevating cam mechanism 110.
- the lifting / lowering force mechanism 1 110 includes a cam follower 1 1 1 attached to the lower end of the lifting shaft 98, and a cylindrical cam 1 1 2 formed on the outer peripheral surface of a cylindrical member 1 1 2 supported on the apparatus frame 40. It has grooves 1 1 3.
- the cam follower 1 1 1 1 slides along the cam groove 1 1 3. If the cam grooves 113 are moved up and down according to the rotation position of the turntable 28, the elevating shaft 98 can be moved up and down according to the rotation of the turntable 28. That is, the blow mold 29 can be opened and closed according to the rotation angle position of the turntable 28.
- An elevating slider 114 is fixed to the lower end of the elevating shaft 98, and the slider 114 is attached to a vertically extending vertical plate formed on the mold support plate 97. It moves up and down along the attached vertical slide guide 1 15.
- a closing mechanism 120 for holding the mold support members in a closed state is provided.
- the closing mechanism 120 includes a lifting pin 127 and a pin hole 94 formed at the opening / closing end of a mold supporting member 94, 95 into which the locking pin 121 can be inserted from below. a, 95a, and a lock mechanism 122 for locking the locking pin 122 in a state of being inserted into the pin holes 94a, 95a. Further, a cam mechanism 123 for raising and lowering the locking pin 121 is provided.
- the locking mechanism 1 2 2 includes a groove 1 2 1 a formed on the outer peripheral surface of the retaining pin 1 2 1, and a ball 1 2 4 arranged on the side of a mold supporting member that can be fitted into the groove 1 2 1 a. And a coil spring 125 that urges the ball 124 toward the outer peripheral surface of the locking pin 121. It consists of a ranja.
- the cam mechanism 123 includes a cam follower 126 attached to the lower end of the stopper pin 121, and a cam groove 127 sliding with the cam follower 126.
- the cam groove 127 is a force groove formed on a circular inner peripheral surface of a member supported by the apparatus mount 40.
- the locking pin 1 2 1 descends to the locking position shown in Figs. 6, 7 and 9, and rises to a position out of the pin holes 94a and 95a. .
- the stop pin 1 21 is raised and lowered, and is held in the closed state by the stop pin 1 21 in the mold closed state. Further, in the open state, the stopper pin 122 is prevented from falling from the pin holes 94a and 95a by the lock mechanism including the plunger.
- the lifting movement of the lifting shaft 98 is converted into the sliding movement of the slider 100, and the sliding movement of the slider 100 is controlled by a pair of operating arms.
- the opening and closing movement of the mold support members 94, 95 supporting the left and right molding die members 30, 31 is converted. Therefore, the mold opening / closing mechanism can be configured to be smaller and more compact than a conventional mold opening / closing mechanism in which the mold is opened and closed by a link mechanism including three or more arms.
- the length from the back of the blow mold 29 to the center of the turntable can be reduced.
- the thrust bearing 91 that rotatably supports the turntable 28 can be installed at a position immediately below the blow mold 29. Therefore, the rotation of the turntable 28 on which the heavy blow mold is mounted can be smoothly performed.
- a locking mechanism 122 for locking the left and right mold support members 94, 95 in a closed state is provided by fitting a ball 124 in a groove 122 formed in an outer peripheral surface of a locking pin 121. With this configuration, the locking pin 1 2 1 can be securely fixed.
- the slider including the holding portion for holding the preform and the like is slidably disposed along the annular guide rail.
- the feed pitch of the preform or the like held in the holding unit is changed by sliding the sliders left and right according to the rotation of the turntable.
- the structure can be simplified as compared with the conventional mechanism for changing the feed pitch of a preform or the like held by the holding unit by a combined movement in which the swinging motion and the expansion and contraction motion are combined. Can be changed.
- the holding section attached to the slider that slides along the annular guide rail is always held in a position facing the radial direction of the turntable, the pre-flip transported along the annular transport path is performed. The operation of receiving an ohm or the like and the operation of delivering a preform or the like to the annular conveying path can be reliably performed.
- the operation of receiving and reversing the preform in accordance with the rotation of the turntable, the operation of inserting the mandrel into the mouth of the reversed preform, and the operation of the blow molding It is configured to perform an operation of receiving and pulling out the mandrel from its mouth, and an operation of inverting the blow molded product after the mandrel is pulled out. Therefore, compared to a conventional blow molding apparatus in which each of these operations is performed using a separate turntable, the transport mechanism of the preform and the blow molded product can be configured to be small and compact. Further, since the transport path can be shortened, the production efficiency is improved.
- the opening / closing movement by converting the elevating movement by the elevating shaft into the sliding movement of the slider, and opening and closing the mold supporting member right and left by the pair of operation arms. Is converted to Therefore, the mold opening / closing mechanism can be made smaller and more compact than a conventional mold opening / closing mechanism including a link mechanism using three or more operation arms.
- the turntable bearings do not interfere with the mold opening / closing mechanism installed on the back side of the blow mold.
- the member can be arranged at a position immediately below the blow mold.
- the blow molding apparatus of the present invention comprises Since it has a closing mechanism, it can be made compact and compact as a whole. In addition, the preform and the blow-molded article can be transported reliably and efficiently.
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Specific Conveyance Elements (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/531,574 US7311515B2 (en) | 2002-11-08 | 2003-11-07 | Blow-molding apparatus |
EP03810674A EP1588826A1 (en) | 2002-11-08 | 2003-11-07 | Blow-forming machine |
AU2003277624A AU2003277624A1 (en) | 2002-11-08 | 2003-11-07 | Blow-forming machine |
CA002503093A CA2503093A1 (en) | 2002-11-08 | 2003-11-07 | Blow molding apparatus |
US11/837,516 US7442031B2 (en) | 2002-11-08 | 2007-08-11 | Blow molding apparatus |
US11/837,515 US7384262B2 (en) | 2002-11-08 | 2007-08-11 | Blow molding apparatus |
US11/837,514 US7455514B2 (en) | 2002-11-08 | 2007-08-11 | Blow molding apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2002-325050 | 2002-11-08 | ||
JP2002325050A JP4285727B2 (ja) | 2002-11-08 | 2002-11-08 | ブロー成形装置の移送機構 |
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US10531574 A-371-Of-International | 2003-11-07 | ||
US11/837,516 Division US7442031B2 (en) | 2002-11-08 | 2007-08-11 | Blow molding apparatus |
US11/837,514 Division US7455514B2 (en) | 2002-11-08 | 2007-08-11 | Blow molding apparatus |
US11/837,515 Division US7384262B2 (en) | 2002-11-08 | 2007-08-11 | Blow molding apparatus |
Publications (1)
Publication Number | Publication Date |
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WO2004041513A1 true WO2004041513A1 (ja) | 2004-05-21 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/JP2003/014230 WO2004041513A1 (ja) | 2002-11-08 | 2003-11-07 | ブロー成形装置 |
Country Status (9)
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US (4) | US7311515B2 (ja) |
EP (1) | EP1588826A1 (ja) |
JP (1) | JP4285727B2 (ja) |
KR (3) | KR101017438B1 (ja) |
CN (4) | CN100410055C (ja) |
AU (1) | AU2003277624A1 (ja) |
CA (1) | CA2503093A1 (ja) |
TW (1) | TWI236964B (ja) |
WO (1) | WO2004041513A1 (ja) |
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CN110053240A (zh) * | 2019-02-19 | 2019-07-26 | 广州达意隆包装机械股份有限公司 | 一种锁合机构及吹塑模架装置 |
CN110053240B (zh) * | 2019-02-19 | 2024-05-24 | 广州达意隆包装机械股份有限公司 | 一种锁合机构及吹塑模架装置 |
CN114774876A (zh) * | 2022-05-11 | 2022-07-22 | 纳峰真空镀膜(上海)有限公司 | 一种镀膜转架 |
CN115871203A (zh) * | 2022-12-20 | 2023-03-31 | 南京富顺塑业有限公司 | 一种基于物联网pid温控吹塑用塑料膜吹塑装置及工艺 |
CN115871203B (zh) * | 2022-12-20 | 2023-09-26 | 南京富顺塑业有限公司 | 一种基于物联网pid温控吹塑用塑料膜吹塑装置及工艺 |
CN116572473A (zh) * | 2023-06-01 | 2023-08-11 | 浙江锦富隆包装有限公司 | 异型食品包装杯一次注塑成型设备 |
CN116572473B (zh) * | 2023-06-01 | 2023-12-12 | 浙江锦富隆包装有限公司 | 异型食品包装杯一次注塑成型设备 |
Also Published As
Publication number | Publication date |
---|---|
KR20050072478A (ko) | 2005-07-11 |
US20060099294A1 (en) | 2006-05-11 |
CN101214726A (zh) | 2008-07-09 |
EP1588826A1 (en) | 2005-10-26 |
TW200408527A (en) | 2004-06-01 |
US7455514B2 (en) | 2008-11-25 |
JP2004155147A (ja) | 2004-06-03 |
TWI236964B (en) | 2005-08-01 |
US20070286922A1 (en) | 2007-12-13 |
CN1711159A (zh) | 2005-12-21 |
CN101200110A (zh) | 2008-06-18 |
US7384262B2 (en) | 2008-06-10 |
US7442031B2 (en) | 2008-10-28 |
JP4285727B2 (ja) | 2009-06-24 |
CN100410055C (zh) | 2008-08-13 |
AU2003277624A1 (en) | 2004-06-07 |
KR101017440B1 (ko) | 2011-02-25 |
KR20100082798A (ko) | 2010-07-19 |
US20070286921A1 (en) | 2007-12-13 |
KR100976907B1 (ko) | 2010-08-18 |
US7311515B2 (en) | 2007-12-25 |
KR20100082797A (ko) | 2010-07-19 |
CN101214726B (zh) | 2011-08-10 |
CN101200111A (zh) | 2008-06-18 |
KR101017438B1 (ko) | 2011-02-25 |
CN101200111B (zh) | 2011-10-12 |
CN101200110B (zh) | 2010-04-14 |
CA2503093A1 (en) | 2004-05-21 |
US20070286920A1 (en) | 2007-12-13 |
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