JPH0885124A - Laminate production device - Google Patents

Laminate production device

Info

Publication number
JPH0885124A
JPH0885124A JP7179188A JP17918895A JPH0885124A JP H0885124 A JPH0885124 A JP H0885124A JP 7179188 A JP7179188 A JP 7179188A JP 17918895 A JP17918895 A JP 17918895A JP H0885124 A JPH0885124 A JP H0885124A
Authority
JP
Japan
Prior art keywords
substrate
surface
mold
skin material
molding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7179188A
Other languages
Japanese (ja)
Inventor
Makoto Horiba
Katsunori Ishidoya
Yukio Ishihara
Kaneyoshi Komada
Kazunori Kuse
Tomohisa Yamada
和則 久瀬
誠 堀場
友久 山田
幸雄 石原
勝則 石戸谷
兼良 駒田
Original Assignee
Araco Corp
アラコ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to JP6-165600 priority Critical
Priority to JP16560094 priority
Application filed by Araco Corp, アラコ株式会社 filed Critical Araco Corp
Priority to JP7179188A priority patent/JPH0885124A/en
Publication of JPH0885124A publication Critical patent/JPH0885124A/en
Application status is Pending legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/14Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles in several steps
    • B29C43/146Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles in several steps for making multilayered articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32Component parts, details or accessories; Auxiliary operations
    • B29C43/36Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/3607Moulds for making articles of definite length, i.e. discrete articles with sealing means or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32Component parts, details or accessories; Auxiliary operations
    • B29C43/36Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/38Moulds for making articles of definite length, i.e. discrete articles with means to avoid flashes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/18Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • B29C2043/185Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles using adhesives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/30Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005Body finishings
    • B29L2031/3014Door linings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/30Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005Body finishings
    • B29L2031/3041Trim panels

Abstract

PURPOSE: To obtain a device for producing a laminate, such as a door trim, which can cover a peripheral end face of a substrate and an end face of an opening with a skin material without employing a bonding stage and without forming the skin material into a sheet form to integrate the substrate and the skin material. CONSTITUTION: In a production device provided with a pair of molds 20, 21 for pressing a substrate 11 molded into the shape of a door trim and a melt resin 12melt supplied to the surface of the substrate 11 as a molding material of the skin material to integrate the substrate 11 and a skin material 12, movable arrest pieces 24, 26 are provided on the mold 21 for molding the skin material. The movable arrest pieces 24, 26 arrest the flow of the melt resin 12melt in a pressing stage, thereby ensuring that a peripheral end face of the substrate and an end face of an opening are covered with the skin material 12 and preventing that burr is formed in the laminate.

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【発明の属する技術分野】本発明は、車両のドアトリム、車両用内装材、屋内用内装材等に使用される積層体の製造装置に関する。 The present invention relates to a vehicle door trim, vehicle interior materials, apparatus for producing laminates used in indoor interior materials.

【0002】 [0002]

【従来の技術】上記した用途に使用される積層体として、所定形状に形成された木質系材料あるいは樹脂系材料からなる基材に樹脂層を被覆したものが知られている。 2. Description of the Related Art As a laminate for use in applications described above, those coated with a resin layer is known to a substrate made of a wood-based material or a resin-based material formed into a predetermined shape. このような積層体の一例としては、ドアトリムの形状に形成された木質系のハードボードからなる基材と、 An example of such a laminate, a substrate made of hardboard woody formed in the shape of the door trim,
この基材の表面に接着されてこれを全面被覆する表皮材とからなるドアトリムがある。 It is bonded to the surface of the base material is a door trim comprising a skin material entirely covering.

【0003】このような構成のドアトリムを製造するには先ず、図9(a)に示すように、所定の形状に成形された基材50の表面に接着剤を塗布して真空成形型の下型52にセットし、予め表面に適宜所定の意匠模様をつけてシート状に形成された表皮材51を、その基材50 [0003] Under such to produce the door trim structure First, as shown in FIG. 9 (a), vacuum forming mold and applying an adhesive to the surface of the substrates 50 formed into a predetermined shape was set in the mold 52, the skin material 51 formed into a sheet suitably with a predetermined design pattern in advance surface, the substrate 50
の上に配設して上型53と下型52との間でプレスすることによって、基材50と表皮材51を一体的に接着する。 By pressing with the upper mold 53 and lower mold 52 disposed on the, to bond the substrate 50 and skin material 51 integrally. こうして両部材50,51を一体化したのち、表皮材51は、図9(b)に示すようにその端末が基材50 Thus After integrating the two members 50 and 51, the skin material 51, the terminal base 50 as shown in FIG. 9 (b)
から幾分はみ出るように切断される。 It is cut so as to somewhat protrude from. この表皮材51のはみ出し部分51aは、つづいて図9(c)に示すように基材50の端面50aが露出しないように基材50の端面を巻き込むように接着処理して、ドアトリムの外周部を仕上げている。 The protruding portion 51a of the skin material 51 is adhered treated so that the end face 50a of the substrate 50 as shown in FIG. 9 (c) Following the involvement of the end face of the substrate 50 so as not to be exposed, the outer peripheral portion of the door trim It is finishing.

【0004】 [0004]

【発明が解決しようとする課題】ところで上記従来のドアトリムの製造方法においては、基材50に接着する表皮材51は予めシート状に成形しておかなくてはならず、従って表皮材51を予め成形するのために別個の装置及び工程が必要となる。 In the meantime the conventional method of manufacturing a door trim [0006], skin material 51 to adhere to the substrate 50 must not without first molded beforehand sheet, thus the skin material 51 in advance separate device and process for molding is required. また、基材50の端面が露出しないようにドアトリムの外周部を仕上げるために、表皮材51のはみ出し部分51aを形成する工程、及びこのはみ出し部分51aを基材50の端面50aを覆うように接着処置する工程を行う必要もあるため、ドアトリム製造の際の一連の製造装置及び製造工程数が増加して複雑であるという問題点があった。 Further, in order to end surfaces of the substrate 50 is finished to the outer peripheral portion of the door trim so as not to be exposed, to form a protruding portion 51a of the skin material 51, and the protruding portion 51a so as to cover the end surface 50a of the substrate 50 bonded because it is necessary to perform the step of treating, there is a problem that a series of manufacturing apparatus and the number of steps of the door trim manufacturing is complicated to increase.

【0005】本発明はこのような課題を解決するためになされたもので、表皮材の素材として溶融樹脂を用いて、表皮材を予めシート状に形成することなく、また別個の処理工程を要することなく基材の外周や開口の端面を表皮材で覆って、基材及び表皮材を一体化することのできるドアトリムなどの積層体の製造装置を提供することを目的とする。 [0005] The present invention has been made in order to solve such problems by using a molten resin as a material of the skin material, without forming in advance a sheet-like skin material, also requires a separate processing step covered with the skin material end faces of the outer periphery and the opening of the substrate without, and to provide an apparatus for manufacturing a laminated body such as a door trim which can be integrated with the substrate and skin material.

【0006】 [0006]

【課題を解決するための手段】上記目的を達成するためになされた本発明の積層体の製造装置は、基材の裏面の形状に合わせた成形面を設けた基材側成形型と、この基材側成形型に接近離隔可能に設けられ基材の表面を被覆する表皮材の表面の形状に合わせた成形面を基材側成形型の成形面と対向して設けた表皮材側成形型と、基材側成形型の成形面に支持された基材の表面と表皮材側成形型の成形面の間に表皮材となる溶融樹脂を供給する供給手段とからなり、基材とこの基材の表面側に供給された溶融樹脂を両成形型間でプレスした後同溶融樹脂を硬化させることにより基材の表面及び端面が表皮材で被覆された積層体を製造するものであり、その特徴は、両成形型の何れか一方には、他方の成形型に向かう方向に進退可能に設けられて Apparatus for producing a laminate of the present invention made in order to achieve the above object, there is provided a means for solving] it comprises a substrate-side mold having a molding surface to match the back surface of the shape of the substrate, this skin material molding die provided opposite to the molding surface of the base material side mold the molding surface to match the shape of the surface of the skin material covering the surface of the can move toward and away from provided substrate to the substrate molding die If consists of a supply means for supplying a molten resin as a skin material between molding surfaces of the surface and the skin material side mold is supported on the molding surface of the substrate side mold base material, the base material and the base are those surfaces and end surfaces of the substrate by curing the same molten resin was pressed molten resin supplied to the surface side of the timber between the two mold to produce a laminate coated with the skin material, the feature, while the one of the two molds, provided to be moved in the direction toward the other mold 他方の成形型に向かって弾性的に付勢され、両成形型の接近の途中において基材の端面から基材の延長方向に所定の距離だけ離れた位置において他方の成形型の成形面に先端が弾性的に押圧されてプレスされる溶融樹脂が所定の距離を越えて流れるのを阻止する可動阻止片を設けたことにある。 The other of the mold resiliently biased towards the tip to the molding surface of the other mold at a position away by a predetermined distance in the extending direction of the substrate from the end face of the substrate in the course of the approach of the two mold there is in the molten resin are elastically pressed it is pressed is provided movable blocking piece for preventing the flow beyond a predetermined distance.

【0007】このように構成された本発明の積層体の製造装置によれば、基材がセットされた基材側成形型に表皮材側成形型を接近させれば、両成形型の一方に設けた可動阻止片の先端が先ず他方の成形型の成形面に当接する。 [0007] According to the apparatus for manufacturing a laminated body of the thus constructed present invention, if approximate the skin material side mold base material on the set substrate side mold, one of the two molds the tip of the provided movable blocking piece is first abuts on the molding surface of the other mold. これに続く両成形型の接近により、基材の表面と表皮材側成形型の成形面の間に供給された溶融樹脂は押し広げられるが、溶融樹脂は、可動阻止片により基材の端面から所定の距離を越えて流れないように阻止され、基材と両成形型の間の空間に充填されて基材の表面全面と端面を覆ってそのまま硬化し、積層体が製造される。 The subsequent approach of both molds which, although supplied molten resin between the surface and the molding surface of the skin material side mold base is widened, molten resin from the end surface of the substrate by a movable blocking piece blocked so as not to flow over a predetermined distance, is filled in the space between the substrate and both mold and cured as it covers the entire surface and the end surface of the base material, the laminate is manufactured.

【0008】本発明による積層体の製造装置は、その特徴部分を、両成形型の何れか一方の外周部に他方の成形型に向かう方向に進退可能に設けられて同他方の成形型に向かって弾性的に付勢され、両成形型の接近の途中において基材の外周端面から外方に所定の距離だけ離れた位置において他方の成形型の成形面の外周部に先端が弾性的に押圧されてプレスされる溶融樹脂が基材の外周端面より所定の距離を越えて外方に流れるのを阻止するループ状の可動阻止片を設けたものとしてもよい。 [0008] apparatus for manufacturing a laminate according to the present invention, towards its characteristic parts, the other is provided to be moved in the direction towards the mold the other of the mold in one of the outer peripheral portions of the mold resiliently biased, the other of the mold outer periphery at the tip is elastically presses the molding surface of the position a predetermined distance away outward from the outer peripheral end surface of the base material in the course of the approach of the two mold Te may alternatively provided with a loop-shaped movable blocking piece molten resin to be pressed is prevented from flowing outward beyond the predetermined distance from the outer peripheral edge surface of the substrate is.

【0009】このようにすれば、前述と同様両成形型の接近により押し広げられる溶融樹脂は、ループ状の可動阻止片により基材の外周端面から所定の距離を越えて外方に流れることは阻止され、基材と両成形型の間の空間に充填されて基材の表面全面と外周端面を覆ってそのまま硬化し、積層体が製造される。 [0009] In this way, the molten resin to be spread by the approach described above and similar both molds, it flows from the outer peripheral edge surface of the substrate by a loop-shaped movable blocking piece outward beyond the predetermined distance blocked, is filled in the space between the substrate and both mold as it cured to cover the entire surface and the outer peripheral edge surface of the substrate, the laminate is manufactured. この場合において、ループ状の可動阻止片は、表皮材側成形型の外周部に設けてもよいし、基材側成形型の外周部に設けてもよい。 In this case, the loop-shaped movable blocking piece may be provided on the outer peripheral portion of the skin material molding die, it may be provided on the outer peripheral portion of the base molding die.

【0010】また本発明による積層体の製造装置は、その特徴部分を、基材の一部に開口を形成すると共に基材側成形型の成形面の開口に対応する位置に同開口と少なくとも同じ大きさの凹部を設け、両成形型の何れか一方の成形面の開口に対応する位置に他方の成形型に向かう方向に進退可能に設けられて同他方の成形型に向かって弾性的に付勢され、両成形型の接近の途中において基材に形成したホールの内周端面から内方に所定の距離だけ離れた位置において他方の成形型の成形面の一部に先端が弾性的に押圧されてプレスされる溶融樹脂がホールの内周端面より所定の距離を越えて内方に流れるのを阻止する可動阻止片を設けたものとしてもよい。 Further apparatus for manufacturing a laminate according to the present invention, the characteristic portion, at least as the same opening in a position corresponding to the opening of the molding surface of the substrate molding die to form the opening in the portion of the substrate the recess size provided with resiliently towards one of the positions corresponding to the opening of the molding surface provided to be moved in the direction toward the other mold the other of the mold of both mold is energized, a portion on the tip is elastically presses the molding surface of the other mold at a position away by a predetermined distance inwardly from the inner peripheral edge surface of the hole formed in the substrate in the course of the approach of the two mold or as molten resin being pressed is provided movable blocking piece which prevents the flow inwardly beyond a predetermined distance from the inner peripheral edge surface of the hole is.

【0011】このようにすれば、前述と同様両成形型の接近により押し広げられる溶融樹脂は、可動阻止片により基材の開口の内周端面から所定の距離を越えて内方に流れることは阻止され、基材と両成形型の間の空間に充填されて基材の表面全面と開口の内周端面を覆ってそのまま硬化し、積層体が製造される。 [0011] In this way, the molten resin to be spread by the approach described above and similar both mold, it flows inwardly beyond a predetermined distance from the inner peripheral end surface of the opening of the base material by the movable blocking piece blocked, is filled in the space between the substrate and both mold as it cured over the inner peripheral end face of the entire surface and the opening of the base material, the laminate is manufactured. この場合において、 In this case,
可動阻止片は、表皮材側成形型に設けてもよいし、基材側成形型に設けてもよい。 Movable blocking piece may be provided on the skin material side mold may be provided on the base material side mold.

【0012】 [0012]

【発明の効果】このような本発明の積層体の製造装置によれば、従来の製造装置においては必須であった表皮材の成形工程を行う必要がないばかりか、基材の端面を表皮材の接着工程を経ることなく表皮材で覆うことができ、同時に基材及び表皮材を一体化することができる。 Effects of the Invention] According to the apparatus for producing the laminate of the present invention, not only it is not necessary to perform the forming process was essential skin material in the conventional manufacturing apparatus, the skin material end face of the base can of covered with the skin material without a bonding process, it is possible to integrate the substrate and the skin material simultaneously.

【0013】また一方の成形型に設けられた可動阻止片の先端は他方の成形型の成形面に弾性的に押圧されるのでその間の隙間は殆ど0であり、従って表皮材の端縁にバリが形成されることは殆どない。 [0013] 0 Most therebetween gap the tip of one of the mold to provided a movable blocking member is resiliently pressed against the molding surface of the other mold, thus burr the edge of the skin material hardly be but is formed.

【0014】両成形型の何れか一方の外周部にループ状の可動阻止片を設けたものによれば、前述と同様基材の外周端面を表皮材の接着工程を経ることなく表皮材で覆うことができ、同時に基材及び表皮材を一体化することができる。 According to that provided a loop-shaped movable blocking piece on one of the outer peripheral portions of the mold, covering the outer peripheral end surface of the foregoing and similar substrate with a skin material without a bonding process of the skin material it can, it is possible to integrate the substrate and the skin material simultaneously. またこの場合も、前述と同様表皮材の外周端縁にバリが形成されることは殆どない。 Also in this case, it is little burr is formed on the outer peripheral edge of the above and similar skin material.

【0015】また、基材の一部に開口を形成すると共に基材側成形型の成形面に少なくとも同じ大きさの凹部を設け、両成形型の何れか一方の成形面の開口に対応する位置に可動阻止片を設けたものによれば、基材の開口の内周端面を表皮材の接着工程を経ることなく表皮材で覆うことができ、同時に基材及び表皮材を一体化することができる。 Further, a recess of at least the same size as the molding surface of the base molding die to form the opening in the portion of the substrate, corresponding to one opening of one of the molding surfaces of the mold position According to that provided movable blocking piece, that the inner peripheral end surface of the opening of the substrate can be covered with the skin material without a bonding process of the skin material, to integrate the substrate and the skin material simultaneously it can. またこの場合も、前述と同様表皮材の外周端縁にバリが形成されることは殆どない。 Also in this case, it is little burr is formed on the outer peripheral edge of the above and similar skin material.

【0016】 [0016]

【発明の実施の形態】以下に添付図面により、車両用ドアトリムを対象物(積層体)とした場合における本発明の実施の形態の説明をする。 By the embodiment of the invention the following to the accompanying drawings, the description of the embodiments of the present invention in the case where the door trim for vehicles object and (laminate).

【0017】この実施の態様の製造装置によって製造されるドアトリムは、図1及び図2に示すような自動車用のドアトリム10であって、ドアトリムの形状に形成された基材11と、この基材11の表面を全面的に被覆する表皮材12とで構成され、必要に応じてこの表皮材1 The door trim manufactured by the manufacturing apparatus aspect of this embodiment, a door trim 10 for a motor vehicle as shown in FIGS. 1 and 2, a substrate 11 formed in the shape of the door trim, the substrate 11 surface of which consists of a skin material 12 to entirely covered, the skin material optionally 1
2の一部分がオーナメント13で装飾されている。 2 of the portion of which is decorated with ornaments 13. この基材11は木質のチップや繊維、粉末などの主材料にフェノール樹脂を結着剤として添加混合した集合体を多孔性を保って成形した木質系成形体からなり、ポケット背面部を設ける位置に対応して開口11aが穿孔されている。 The substrate 11 is made of woody molded article of the assembly to the main material was added and mixed a phenolic resin as a binder was molded while maintaining the porosity, such as chips and fibers, powders wood, providing the pocket rear portion position opening 11a is perforated in correspondence with. また表皮材12は熱可塑性樹脂であるポリプロピレン樹脂からなっている。 The skin material 12 is made of a polypropylene resin is a thermoplastic resin. 多孔性基材11と表皮材12との接合部は、表皮材12の熱可塑性樹脂が多孔性基材1 Junction between the porous substrate 11 and the skin material 12, thermoplastic resins are porous substrate of the skin material 12 1
1の表面付近の孔内に含浸・充填された状態で硬化した形態になっており、即ち両部材11,12がアンカー効果で接合されている。 It has become cured form in a state of being impregnated, filled in the pores of 1 in the vicinity of the surface, i.e. both members 11 and 12 are joined by anchor effect.

【0018】このような構成のドアトリムを製造するのに用いられる第1番目の実施の態様の製造装置が図3及び図4に示されており、同装置は、ドアトリムの裏面の形状に合わせた成形面20aが形成された下型20(本発明の基材側成形型に相当する)と、この下型20に上方より接近離隔可能に設けられ意匠模様を形作るためのシボを含む表皮材12の表面の形状に合わせた成形面2 The manufacturing apparatus of the first embodiment which is used to produce the door trim of such construction is shown in Figures 3 and 4, the apparatus is adapted to the back surface of the shape of the door trim a molding surface 20a is formed on the lower mold 20 (corresponding to the substrate side mold of the present invention), the skin material 12 containing grain to form a design pattern is provided to be closer spaced from the upper to the lower mold 20 molding surface 2 combined in the shape of the surface
1aが下型20の成形面20aと対向して形成された上型21(本発明の表皮材側成形型に相当する)と、上型21が上昇した状態において下型20の成形面20aに支持された多孔性基材11の上面に表皮材12となる溶融樹脂12meltを供給する供給装置22(本発明の供給手段に相当する)とを主要構成部材としている。 1a and upper die 21 which is formed to face the molding surface 20a of the lower mold 20 (corresponding to the skin material molding die of the present invention), the molding surface 20a of the lower mold 20 in a state where the upper mold 21 is raised a top feeder for feeding the molten resin 12melt as a skin material 12 to 22 of a supported porous substrate 11 (corresponding to the supply means of the present invention) is a main component.

【0019】この上型21の成形面21aの外周部には、ループ状の可動阻止片24が下型20に向かう方向に進退可能に設けられて複数(少なくとも3個)のスプリング23により下型20に向かって弾性的に付勢されている。 [0019] On the outer peripheral portion of the molding surface 21a of the upper die 21, lower die by the spring 23 of the plurality movable blocking piece 24 looped is provided to be moved in the direction toward the lower die 20 (at least three) It is resiliently biased towards the 20. 図4に示すように、可動阻止片24には複数箇所(少なくとも3箇所)にピン24aを貫通して設けると共に、上型21の外周面には各ピン24aを受け入れる複数の溝孔24bを形成し、これによりループ状の可動阻止片24は所定距離進退可能に上型21の外周部に取り付けられる。 As shown in FIG. 4, formed together with the movable blocking member 24 provided through the pin 24a at a plurality of positions (at least three), on the outer peripheral surface of the upper mold 21 a plurality of slots 24b for receiving the respective pins 24a and, thereby the movable blocking member 24 looped is attached to the outer peripheral portion of the predetermined distance movably upper die 21. この可動阻止片24の先端面の内周縁は、上型21を下降させ下型20に接近させて重合した場合に多孔性基材11の外周端面11bから外方に所定の距離(表皮材12の完成厚さと同程度)だけ離れた位置において下型20の成形面20aに弾性的に押圧されて、供給装置22により供給された溶融樹脂12meltが基材11の外周端面11bから所定の距離を越えて外方に流れるのを阻止している。 Inner peripheral edge of the distal end surface of the movable blocking member 24, the distance from the outer peripheral end surface 11b of a predetermined outward of the porous substrate 11 when polymerized is brought closer to the lower die 20 lowers the upper die 21 (the skin material 12 is resiliently pressed against the molding surface 20a of the lower die 20 at a position away by the finished thickness and the same degree), the distance from the outer peripheral end surface 11b of a predetermined molten resin 12melt base material 11 supplied by the supply device 22 It is prevented from flowing outward beyond.

【0020】下型20の成形面20aには、その上に支持される基材11の開口11aと対応する位置に、開口11aよりもやや大きくて浅い(表皮材12の完成厚さと同程度の深さ)凹部20bが形成されている。 [0020] In the molding surface 20a of the lower mold 20, in a position corresponding to the opening 11a of the base member 11 which is supported thereon, shallow slightly larger than the opening 11a (of the skin material 12 finished thickness about the same depth) recesses 20b are formed. 上型2 The upper mold 2
1の成形面21aには、多孔性基材11に設けた開口1 The first shaping surface 21a, an opening 1 formed in the porous substrate 11
1aに対応する位置に、開口11aよりやや小さい輪郭形状の可動阻止片26が下型20に向かう方向に進退可能に設けられてスプリング25により下型20に向かって弾性的に付勢されている。 At a position corresponding to 1a, and is resiliently biased toward the lower mold 20 movable blocking piece 26 of slightly smaller contour shape by a spring 25 provided to be movable forward and backward in the direction toward the lower die 20 from the opening 11a . 両型20,21が離れた状態におけるスプリング25の付勢力は、可動阻止片26 Biasing force of the spring 25 in a state in which the dies 20 and 21 apart, the movable blocking piece 26
のフランジ部26a(図4参照)により受け止められる。 Is received by the flange portion 26a (see FIG. 4). この可動阻止片26の先端面の外周部は、両型2 The outer peripheral portion of the distal end surface of the movable blocking member 26, both types 2
0,21を接近させて重合した場合に多孔性基材11の開口11aの内周端面11dから内方に所定の距離(表皮材12の完成厚さと同程度)だけ離れた位置において、下型20の成形面20aの凹部20bに弾性的に押圧されて、供給装置22により供給された溶融樹脂12 At a distance from the inner peripheral end surface 11d of the opening 11a of the porous substrate 11 inward by a predetermined distance (finished thickness about the same skin material 12) when polymerized to approximate 0,21, lower die the recess 20b of the molding surface 20a of 20 is elastically pressed, the molten resin was supplied by the supply device 22 12
meltが基材11の内周端面11dから所定の距離を越えて内方に流れるのを阻止している。 melt is prevented from flowing from the inner peripheral edge surface 11d of the substrate 11 inwardly beyond a predetermined distance.

【0021】この第1の実施の態様の製造装置を用いてドアトリムを製造するにあたっては、予め50℃〜80 [0021] In producing the door trim by using the manufacturing apparatus of the first embodiment of the pre-50 ° C. to 80
℃の温度に調節されている成形型20,21のうちの下型20の成形面20aに、先ずドアトリムの形状の木質系成形体からなる多孔性基材11をセットした後、この多孔性基材11の上面に表皮材となるポリプロプレン樹脂12meltを溶融状態(180℃〜200℃)で供給装置22を用いて供給する。 The molding surface 20a of the lower mold 20 of the mold 20, 21 is adjusted to a temperature of ° C., after first setting the porous substrate 11 made of a woody molded article of the shape of the door trim, the porous base supplying polypropylene resin 12melt as a skin material to the upper surface of the wood 11 using a feed device 22 in the molten state (180 ℃ ~200 ℃). なおこの溶融樹脂12melt It should be noted that the molten resin 12melt
は、多孔性基材11の開口11aの位置には供給しないほうがよい。 It is better not supplied to the position of the opening 11a of the porous substrate 11. この状態では図3及び図4(a)に示すように、基材11の外周端面11bと下型20の成形面2 As shown in FIG. 3 and FIG. 4 (a) In this state, the molding surface 2 of the outer peripheral end surface 11b and the lower die 20 of the base member 11
0aの間には隙間20cが形成され、また外周端面11 Gap 20c is formed between the 0a, also the outer peripheral end surface 11
bの一部(図3の右側及び図4参照)及び開口11aの内周端面11dの基材11裏面と成形面20aの間にも所定幅の隙間20d,20eが形成されている。 b Some (see right and figures 3 4) and a clearance 20d having a predetermined width between the substrate 11 backside of the inner peripheral surface 11d of the opening 11a forming surface 20a, 20e are formed. なお隙間20dを設けた外周端面11bの一部となる基材11 Note substrate 11 which becomes a part of the outer peripheral end surface 11b having a gap 20d
の裏面には、隙間20d内に位置して下型20の成形面20aと直接当接する片持ちリブ11cが間をおいて形成されている。 On the back of, and is formed at intervals the forming surface 20a and directly contact with cantilever rib 11c of the lower die 20 located in the gap 20d.

【0022】この状態から上型21を下降させて下型2 The lower mold 2 is lowered the upper mold 21 from this state
0に近づけると、図4(b)に示すように、先ず各可動阻止片24及び26の先端面が、互いに同時にあるいは多少前後して、それぞれ下型20の成形面20aの外周部及び凹部20bの内部に当接する。 When brought close to zero, as shown in FIG. 4 (b), first, the distal end surface of the movable blocking piece 24 and 26, at the same time or somewhat before or after each other, the outer peripheral portion and the recess 20b of the molding surface 20a of the lower die 20 respectively It abuts on the inside of. 図4(b)に示す当接の初期には溶融樹脂12meltは基材11の外周端面11bには達していないが、両型20,21が接近されるにつれて基材11の表面と両型20,21の間に押し広げられ、またこれと同時に各スプリング23,25により可動阻止片24,26の各先端面が下型20の成形面20aを押圧する弾性力は次第に増大する。 Figure 4 incipient melting resin 12melt to the abutment shown in (b) does not reach the outer peripheral end surface 11b of the substrate 11, but the surface and both types 20 of the substrate 11 as dies 20 and 21 is approached , it is spread between the 21, At the same time the elastic force of the distal end face to press the molding surface 20a of the lower die 20 of the movable blocking member 24, 26 by the springs 23 and 25 increases gradually. そして図4(c)に示すように、両型20,21が最接近位置となれば、溶融樹脂12meltは一層押し広げられるが、この溶融樹脂12meltは外周端面11bにおいては可動阻止片24によりそれより外方に流れないように阻止され、また内周端面11dにおいては可動阻止片26によりそれより内方に流れないように阻止され、基材11と両成形型20の間の空間に充填されて基材11の表面全面、外周端面11b及び内周端面11dを覆い、更に各隙間20d,20eに入って基材11の裏面の一部も覆う。 Then, as shown in FIG. 4 (c), if both types 20, 21 and the closest position, although the molten resin 12melt is more press spread, the molten resin 12melt is thereby movable blocking piece 24 in the outer circumferential end surface 11b blocked so as not to flow more outward, also in the inner peripheral edge surface 11d is blocked so as not to flow inwardly than the movable blocking member 26, it is filled in the space between the substrate 11 and both mold 20 Te entire surface of the substrate 11 to cover the outer peripheral end surface 11b and the inner peripheral edge surface 11d, and each gap 20d, enters the 20e covers a part of the back surface of the substrate 11.

【0023】この実施の態様では、基材11の外周端面11bの裏面の一部にも溶融樹脂12meltが行き渡るように隙間20dを設けたが、基材11の裏面にはこの隙間20d内に位置して下型20の成形面20aに直接当接する片持ちリブ11cを設けたので、プレス成形時における圧力によって基材11の隙間20dを設けた外周部分が変形する恐れはない。 [0023] In aspects of this embodiment, is also a part of the back surface of the outer peripheral end surface 11b of the substrate 11 provided with a clearance 20d to spread the molten resin 12Melt, located within the gap 20d on the back surface of the substrate 11 It is provided with the cantilever rib 11c that directly contact with the molding surface 20a of the lower die 20 and an outer peripheral portion provided with a clearance 20d of the substrate 11 by the pressure during the press molding may no be deformed. 同様な片持ちリブは基材1 Similar cantilevered ribs substrate 1
1の開口11a裏面の隙間20e内となる位置に設けてもよい。 It may be provided at a position the first opening 11a in the rear surface of the gap 20e. そして表皮材12の温度が所定温度まで低下して硬化してから図4(d)に示すように両型20,21 The dies 20 and 21 so that the temperature of the skin material 12 is shown in FIG. 4 (d) after curing decreases to a predetermined temperature
を離隔させれば、基材11の所定箇所が表皮材12により被覆されたドアトリムが形成される。 If ask separate the, door trim predetermined portions of the substrate 11 is covered with the skin material 12 is formed.

【0024】従って、かりに可動阻止片24,26が設けられていないとプレス工程の途中で溶融樹脂12melt [0024] Thus, the movable blocking member 24, 26 is not provided assuming that the middle molten resin pressing step 12melt
が下型20の成形面20a上を多孔性基材11の外周端面11b,開口11aの内周端面11dから所定の距離を越えて流れ、両型20,21の間に表皮材12を構成する樹脂系材料からなるバリが形成されるが、この実施の態様の装置には可動阻止片24,26が設けられているため溶融樹脂12meltは所定の距離を越えて流れることがなく、このようなバリは形成されない。 The outer circumferential end surface 11b of the porous substrate 11, flows from the inner peripheral end face 11d of the opening 11a exceeds a predetermined distance, constitute a skin material 12 between dies 20 and 21 but above the forming surface 20a of the lower die 20 Although burrs made of a resin-based material is formed, molten resin 12melt since the movable blocking member 24, 26 is provided in the apparatus aspects of this embodiment will not flow beyond a predetermined distance, like this Bali is not formed. またこのような実施の態様のドアトリムの製造装置によれば、従来の製造装置においては必須であった予備的な表皮材の成形工程を行う必要がないばかりか、上記従来の表皮材を多孔性基材に接着して一体化する製造方法(図9参照) According to the apparatus for manufacturing the door trim such embodiments of, not only there is no need to perform the molding process of preliminary surface material was essential in the conventional manufacturing apparatus, porous the conventional skin material manufacturing method of integrally bonded to a substrate (see FIG. 9)
においては必要であった、表皮材の端末が基材から幾分はみ出るように切断する工程(図9(b)参照)、及びこの表皮材のはみ出し部分を基材の端面を巻き込むように被覆する工程(図9(c)参照)を行うことなく、基材11の外周端面11bや開口11aの内周端面11d It was necessary in, (see FIG. 9 (b)) step of the terminal of the skin material is cut to slightly protrude from the substrate, and covering the protruding portion of the skin material to engulf the end face of the base step without (FIG. 9 (c) refer), the inner peripheral edge surface 11d of the outer peripheral end surface 11b and the opening 11a of the base member 11
を表皮材12で覆うことができる。 It can be covered with a skin material 12.

【0025】上記第1の実施の態様の製造装置においては溶融樹脂12meltを下型20に供給する供給手段として供給装置22(図3参照)を用いたが、図5に示す第2の実施の態様に示すように、基材11を支持する成形面30aの全体にわたって分散した位置に開口している樹脂供給通路31(なお、この樹脂供給通路31には、 [0025] The first in the production apparatus aspect of the embodiment has been using a feed device 22 as a supply means for supplying a molten resin 12melt the lower mold 20 (see FIG. 3), the second embodiment shown in FIG. 5 as shown in embodiments, the resin supply passage 31 is opened to distributed locations throughout the molding surface 30a for supporting the substrate 11 (Note that the resin supply passage 31,
供給途中に溶融樹脂12meltの温度の降下を防止すべくヒータ32が設けられている)を内蔵した下型30(本発明の基材側成形型に相当する)を用い、溶融樹脂12 Using a feed way to the molten resin heater 32 to prevent a drop in temperature of 12melt is provided) the lower mold 30 with a built-in (corresponding to the substrate side mold of the present invention), the molten resin 12
meltの供給手段として、樹脂供給通路31を経て注入することのできる注入装置33(本発明の供給手段に相当する)を用いてもよい。 As means for supplying melt, (corresponding to the supply means of the present invention) infusion device 33 that can be injected through a resin supply passage 31 may be used.

【0026】このような第2の実施の態様の製造装置を用いてドアトリム10を製造するには、先ず基材11をセットした下型30へ注入装置33より下型30内の樹脂供給通路31を通して基材11の上面に溶融樹脂12 [0026] Such manufacturing the door trim 10 by using the manufacturing apparatus of the second embodiment of the resin supply passage of the lower mold 30 from the injection device 33 to the lower mold 30 which was first set base 11 31 melting on the upper surface of the base member 11 through the resin 12
meltを吐出し、次に下型30に向けて上型21を下降させ、最初に可動阻止片24,26を下型30に当接させ、更に上型21を下降させ、溶融樹脂12meltを押し広げて成形し、この状態で溶融樹脂12meltが硬化することによって目的とするドアトリム10が製造される。 Ejecting melt, then lowers the upper die 21 toward lower die 30, first abut against the movable blocking member 24, 26 in the lower mold 30, is further lowering the upper mold 21, press the molten resin 12melt spread and molded, the molten resin 12melt in this state the door trim 10 of interest is produced by curing.

【0027】なお、上述の第1及び第2実施の態様の製造装置においては、多孔性基材11をセットできる下型20,30と、可動阻止片24,26を設けた上型21 [0027] In the production apparatus of the first and second embodiments of the above, the lower die 20, 30 can be set to the porous substrate 11, the upper mold provided with a movable blocking member 24, 26 21
を用いているが、これらの両成形型20,21,30に代えて、下型としてドアトリムの表側の形状に合わせた成形面を有し可動阻止片を設置した成形型を、上型として多孔性基材をセットした成形型を採用し、これらの成形型を用いてプレス工程を行う製造装置に構成してもよい。 But, porosity in place of both of these molds 20, 21, 30, the mold was installed movable blocking piece has a molding surface that matches the front side of the shape of the door trim as the lower mold, as the upper die employing a mold set with gender substrate may be configured in the manufacturing apparatus for performing the pressing step using these molds.

【0028】次に図6及び図7により、本発明の第3の実施の態様の説明をする。 [0028] By now FIGS. 6 and 7, the description of the third embodiment of the present invention. この実施の態様による製造装置は、基材11の外周端面11bに設けるループ状の可動阻止片28と、開口11aに対応して設ける可動阻止片26を何れも下型35に設けた点が第1及び第2の実施の態様と異なっている。 Manufacturing apparatus according to aspects of this embodiment includes a loop-shaped movable blocking piece 28 provided on the outer circumferential end surface 11b of the substrate 11, that both the movable blocking piece 26 provided to correspond to the opening 11a provided in the lower mold 35 is first It is different from the first and second embodiments of the.

【0029】この第3の実施の態様の製造装置も、ドアトリムの裏面の形状に合わせた成形面35aが形成された下型35(本発明の基材側成形型に相当する)と、この下型35に接近離隔可能に設けられ表皮材12の表面の形状に合わせた成形面36aが下型35の成形面35 [0029] The third embodiment of the production apparatus in accordance with well, (corresponding to the substrate side mold of the present invention) a lower mold 35 molding surface 35a that matches the back surface of the shape of the door trim has been formed, the lower molding surface 35 of the lower mold 35 is forming surface 36a that matches the shape of the can move toward and away from provided the surface of the skin material 12 to the mold 35
aと対向して形成された上型36(本発明の表皮材側成形型に相当する)と、下型35の成形面35aに支持された多孔性基材11の上面に表皮材12となる溶融樹脂12meltを供給する供給装置22(本発明の供給手段に相当する)とを主要構成部材としている。 A and opposed upper mold formed by 36 (corresponding to the skin material molding die of the present invention), the skin material 12 on the upper surface of the porous substrate 11 supported by the molding surface 35a of the lower mold 35 a molten resin 12melt supply device 22 (corresponding to supply means of the present invention) is a main component.

【0030】図6に示すように、下型35の外周部に実質的に隙間なく上下方向摺動可能に係合したループ状の可動阻止片28には、複数箇所(少なくとも3箇所)に円形の段付きスライド孔28aが形成されており、この各スライド孔28aに挿通したスライドピン29aを可動阻止片28の下側となる下型35の外周部に設けたループ状の受け台29に植設固定し、これによりループ状の可動阻止片28は所定距離進退可能に下型35の外周部に取り付けられる。 As shown in FIG. 6, substantially without clearance vertically slidably looped movable blocking piece 28 engages the outer peripheral portion of the lower mold 35, circular in a plurality of locations (at least three) is stepped slide hole 28a of the formation and, planting the slide pin 29a that is inserted through the respective slide hole 28a in the loop-shaped cradle 29 which is provided on the outer periphery of the lower mold 35 as the lower side of the movable blocking piece 28 and setting a fixed, thereby looped movable blocking piece 28 is attached to the outer peripheral portion of the predetermined distance movably lower die 35. この受け台29は、下型35と共に固定台B上に支持され、受け台29との間に介装された複数(少なくとも3個)のスプリング27により、可動阻止片28は上型36に向かって弾性的に付勢され、 The cradle 29 is supported on the fixed base B with the lower die 35, by the spring 27 of the plurality interposed between the cradle 29 (at least three), the movable blocking member 28 toward the upper die 36 resiliently biased Te,
通常はスライドピン29aの頭部がスライド孔28aの段部に係合する最上昇位置で停止されている。 Usually it is stopped at the uppermost position where the head of the slide pin 29a is engaged with the stepped portion of the slide hole 28a. この可動阻止片28の先端面は、上型36を下降させ下型35に接近させて重合した場合に上型36の成形面36a外周の突出縁36bに押圧される。 The distal end surface of the movable blocking member 28 is pressed against the projecting edge 36b of the molding surface 36a the outer periphery of the upper die 36 when polymerized is brought closer to the lower mold 35 to lower the upper die 36. この当接部分の内周縁は多孔性基材11の外周端面11bから外方に所定の距離(表皮材12の完成厚さと同程度)だけ離れた位置であり、これにより供給装置22により供給された溶融樹脂12meltが基材11の外周端面11bより所定の距離を越えて外方に流れるのを阻止している。 Inner peripheral edge of the contact portion is a position a predetermined distance away from an outer peripheral end face 11b to the outside of the porous substrate 11 (comparable to the finished thickness of the skin material 12) is thereby supplied by the supply device 22 molten resin 12melt is prevented from flowing outward beyond the predetermined distance from the outer peripheral end surface 11b of the substrate 11.

【0031】下型35の成形面35aには、その上に支持される基材11の開口11aと対応する位置に、開口11aよりもやや大きくて浅い(表皮材12の完成厚さと同程度の深さ)凹部35bが形成されている。 [0031] In the molding surface 35a of the lower mold 35, in a position corresponding to the opening 11a of the base member 11 which is supported thereon, shallow slightly larger than the opening 11a (of the skin material 12 finished thickness about the same depth) recesses 35b are formed. 成形面35aの一部であるこの凹部35bには、開口11aよりも所定の距離(表皮材12の完成厚さと同程度)だけ内側に位置する輪郭形状の可動阻止片26が上型36に向かう方向に進退可能に設けられてスプリング25により上型36に向かって弾性的に付勢されている。 The recess 35b is a part of the molding surface 35a, the predetermined distance the movable blocking piece 26 contour located inside only (comparable to the finished thickness of the skin material 12) toward the upper die 36 than the opening 11a provided to be moved in the direction which is resiliently biased toward the upper die 36 by a spring 25. 両型3 Both types 3
5,36が離れた状態におけるスプリング25の付勢力は、可動阻止片26のフランジ部26a(図6参照)により受け止められる。 Biasing force of the spring 25 in a state in which 5,36 leaves are received by the flange portion 26a of the movable blocking member 26 (see FIG. 6). この可動阻止片26の先端面の外周部は、両型35,36を接近させて重合した場合に、 The outer peripheral portion of the distal end surface of the movable blocking member 26, when polymerized to approximate dies 35 and 36,
上型36の成形面36aに弾性的に押圧されて、供給装置22により供給された溶融樹脂12meltが基材11の内周端面11dより所定の距離を越えて内方に流れるのを阻止している。 Is resiliently pressed against the molding surface 36a of the upper mold 36, and prevents the flowing inwardly beyond a predetermined distance from the inner peripheral surface 11d of the molten resin 12melt supplied the base material 11 by feeder 22 there.

【0032】この第3の実施の態様の製造装置を用いてドアトリムを製造するにあたっては、予め50℃〜80 [0032] In producing the door trim by using the manufacturing apparatus of the third embodiment of the pre-50 ° C. to 80
℃の温度に調節されている両成形型35,36のうちの下型35の成形面35aに、先ず基材11をセットした後、この基材11の上面に表皮材となるポリプロプレン樹脂12meltを溶融状態(180℃〜200℃)で供給装置22を用いて供給する。 The molding surface 35a of the lower mold 35 of both molds 35 and 36 are adjusted to a temperature of ° C., after first setting the substrate 11, polypropylene resin becomes skin material on the upper surface of the base material 11 12Melt the supplied using a feed device 22 in the molten state (180 ℃ ~200 ℃). なおこの溶融樹脂12melt It should be noted that the molten resin 12melt
は、可動阻止片26の位置には供給しないほうがよい。 It is better not supplied to the position of the movable blocking member 26.
この状態では図6及び図7(a)に示すように、基材1 As shown in FIG. 6 and FIG. 7 (a) In this state, the substrate 1
1の外周端面11b(図6の左側)及び裏面(図6の右側及び図7(a)参照)は、スプリング27により最上昇位置に押し上げられた可動阻止片28に接しており、 1 of the outer peripheral end surface 11b (left side in FIG. 6) and a back surface (see right side and Fig. 6 7 (a)) is in contact with the movable blocking member 28 pushed up to the uppermost position by the spring 27,
また開口11aの内周端面11dの基材11裏面と成形面35aの間には所定幅の隙間35eが形成されている。 The gap of a predetermined width between the substrate 11 backside of the inner peripheral surface 11d of the opening 11a forming surface 35a 35e are formed.

【0033】この状態から上型36を下降させて下型3 The lower mold 3 is lowered the upper mold 36 from this state
5に近づけると、図7(b)に示すように、先ず各可動阻止片26及び28の先端面が、互いに同時にまたは多少前後して、それぞれ上型36の成形面36aの中央の一部及び外周部の突出縁36bに当接する。 When close to 5, as shown in FIG. 7 (b), first, the distal end surface of the movable blocking piece 26 and 28, simultaneously or somewhat before or after each other, and part of the central molding surface 36a of each on type 36 It abuts against the projecting edge 36b of the outer peripheral portion. 図7(b) Figure 7 (b)
に示す当接の初期には溶融樹脂12meltは基材11の外周端面11bには達していないが、両型35,36が接近されるにつれて基材11の表面と両型35,36の間に押し広げられ、またこれと同時に両可動阻止片26, Molten resin 12melt to contact the initial shown in between the outer peripheral end face but does not reach the 11b, surface and both types 35 and 36 of the substrate 11 as dies 35 and 36 is approaching the base material 11 pushed apart, At the same time the two movable blocking piece 26,
28は上型36の突出縁36bにより押し下げられて基材11の裏面(図6の右側及び図7)及び基材11の外周端面11b(図6の左側)と可動阻止片28の間には隙間35c(図7(c)参照)が形成され、また各スプリング25,27により可動阻止片26,28の各先端面が上型36の成形面36aを押圧する弾性力は次第に増大する。 28 between the upper die 36 is pushed down by the projecting edge 36b of the back surface of the substrate 11 (the right side and Figure 6 7) and the outer end surface 11b (left side in FIG. 6) and the movable blocking piece 28 of the substrate 11 is gap 35c (see FIG. 7 (c)) is formed, also the elastic force each distal end surface of the movable blocking member 26, 28 by the springs 25, 27 to press the molding surface 36a of the upper die 36 gradually increases. そして図7(c)に示すように、両型35, Then, as shown in FIG. 7 (c), both types 35,
36が最接近位置となれば、溶融樹脂12meltは一層押し広げられるが、この溶融樹脂12meltは外周端面11 If 36 the closest position, the molten resin 12melt is more press spread, but the molten resin 12melt the outer peripheral end surface 11
bにおいては可動阻止片28によりそれより外方に流れないように阻止され、また内周端面11dにおいては可動阻止片26によりそれより内方に流れないように阻止され、基材11と両成形型35の間の空間に充填されて基材11の表面全面、外周端面11b及び内周端面11 In b is blocked so as not to flow outward than the movable blocking member 28, also in the inner peripheral edge surface 11d is blocked so as not to flow inwardly than the movable blocking member 26, both molded with base 11 the entire surface of the filled in space substrate 11 between the mold 35, the outer peripheral end face 11b and the inner peripheral end surface 11
dを覆い、更に各隙間35d,35eに入って基材11 Covers d, further the gaps 35d, group enters the 35e member 11
の裏面の一部も覆う。 A portion of the back surface of the cover also. そして表皮材12の温度が所定温度まで低下して硬化してから図4(d)に示すように両型35,36を離隔させれば、基材11の所定箇所が表皮材12により被覆されたドアトリムが形成される。 And if ask the temperature of the skin material 12 is spaced a dies 35 and 36 as shown in FIG. 4 (d) after curing decreases to a predetermined temperature, a predetermined portion of the substrate 11 is covered by the skin material 12 the door trim is formed.

【0034】第1及び第2の実施の態様の場合と同様、 [0034] As with the first and second embodiments, the
第3の実施の態様でも、溶融樹脂12meltは各端面11 In the third embodiment, the molten resin 12melt Each end surface 11
b,11dから所定の距離を越えて流れることがなく、 b, without flowing over a predetermined distance from 11d,
これによるバリが形成されることはない。 No burr by this is formed. また、予備的な表皮材の成形工程を行う必要がないばかりか、表皮材の端末をはみ出して切断する工程(図9(b)参照)、 Moreover, not only there is no need to perform the molding process of the preliminary skin material, a step of cutting protrude the terminal of the skin material (see FIG. 9 (b)),
及び表皮材のはみ出し部分を基材の端面を巻き込むように被覆する工程(図9(c)参照)を行うことなく、基材11の外周端面11b及び内周端面11dを表皮材1 And covering the protruding portion of the skin material to engulf the end face of the base step (FIG. 9 (c) refer) without performing, the outer peripheral end face of the base 11 11b and the inner peripheral end face 11d of the skin material 1
2で覆うことができる。 It can be covered by two. また、この第3の実施の態様でも、図5で示したように、下型30に設けた樹脂供給通路31を経て溶融樹脂12meltを注入するような変形が可能である。 Also in this third embodiment of the, as shown in FIG. 5 can be modified as to inject molten resin 12melt through the resin supply passage 31 provided in the lower mold 30.

【0035】次に図8に示す第4の実施の態様は、上型36の成形面36aの外周部に設けた突出縁36bを省略し、基材11の外周端面11bに設けたループ状の可動阻止片28の上面に突出縁28bを設け、この突出縁28bを上型36の成形面36aの外周部に押圧するようにした点が第3の実施の態様と異なるだけである。 [0035] Next a fourth embodiment of shown in FIG. 8 omits the projecting edge 36b provided on the outer peripheral portion of the molding surface 36a of the upper mold 36, loop provided on the outer peripheral end surface 11b of the base member 11 the projecting edge 28b provided on the upper surface of the movable blocking member 28, a point which is adapted to press the projecting edge 28b on the outer peripheral portion of the molding surface 36a of the upper die 36 is only different from the third embodiment of the. その他の構造、作用及び効果は第3の実施の態様と同様であるので、対応する部分に対応する符号を付して示すだけとし、詳細な説明は省略する。 Other structure, the functions and effects are similar to those aspects of the third embodiment, and only shows by a reference numeral corresponding to the corresponding parts, and a detailed description thereof will be omitted.

【0036】上述した各実施の態様の製造装置の作動説明として、基材表面に溶融樹脂を供給してプレスしたのちそのまま硬化させるドアトリムの製造方法を採用したが、表皮材を構成する樹脂として発泡性樹脂を用い、基材と溶融状態の同発泡性樹脂をこの実施の態様の上下1 [0036] As operation description of the manufacturing apparatus aspects of the embodiments described above, is employed a manufacturing method of the door trim to directly cure After pressing by supplying molten resin to the substrate surface, foaming a resin constituting the surface material with rESIN, vertical aspect of this embodiment the same foamable resin in a molten state with the substrate 1
対の成形型間で一旦プレスして基材の表面上に発泡性樹脂を押し広げたのち、続いてこの上下1対の成形型を所定量離間させることによって、基材側の発泡性樹脂は発泡・硬化させて発泡層とし、またこの発泡層上の同発泡性樹脂は発泡させることなく硬化させて表皮層とすれば、発泡層による弾性のある表皮材を簡単に製造することができる。 After once enlarging Press expandable resin onto the surface of pressed substrate between the mold pairs, followed by allowing the mold of the paired upper and lower spaced apart a predetermined amount, the foaming resin substrate side by foaming and curing the foamed layer, also if the same foamable resin on the foamed layer is cured without foaming the skin layer, it is possible to easily produce a skin material having elasticity due to foaming layer.

【0037】またこの実施の態様の製造装置によるドアトリムの製造の説明においては木質系成形体からなる多孔性基材を用いたが、硬質発泡ウレタンなどからなる多孔性の樹脂系成形体を用いてもよい。 [0037] Although using the porous base material made of wood-based molded article in the description of the manufacturing of the door trim by the manufacturing apparatus aspect of this embodiment, by using a porous resin molded body made of a rigid urethane foam it may be. この他、フェノール樹脂やエポキシ樹脂、ポリエステル樹脂などの熱硬化性材料やポリプロピレン樹脂、ABS樹脂などの熱可塑性樹脂を主体として適宜補強剤や帯電防止のための導電剤などを添加した多孔性の樹脂系成形体や金属繊維を加圧成形した多孔性の成形体、カーボン材料からなる成形体、ラスメタルや不織布等からなる支持体に多孔性の樹脂を担持または積層した成形体等も用いることができる。 In addition, phenol resin, epoxy resin, thermoset materials, polypropylene resins such as a polyester resin, optionally a reinforcing agent or a conductive agent for an antistatic and added porous resin a thermoplastic resin such as ABS resin as a main component system moldings and metal fibers pressurized molded porous molded body, the molded body made of a carbon material, can be used metal lath or a nonwoven fabric formed body and the porous resin supported or laminated to a support made of such like .

【0038】そして、それらの材料からなる基材と表皮材を構成する樹脂、あるいはオーナメントのベース部と表皮材を構成する樹脂との濡れ性が悪いような場合には、変性オレフィンなどの表面改質剤を基材表面あるいはオーナメントのベース部表面に塗布、または含浸して多孔性基材やオーナメントのベース部の孔内への溶融樹脂の浸透性を良くすることによって、それぞれの接合部の接合強度を高めることができる。 [0038] Then, when such wetting with the resin constituting the resin constituting the base material and a skin material consisting of a material, or the base portion and the skin material of ornament is poor, surface modification such as modified olefin by improving the penetration of the molten resin to quality agents substrate surface or applied to the base portion surface of the ornament, or impregnated to the porous substrate and ornament of the base portion of the hole, the junction of each junction the strength can be increased. たとえば基材がポリプロピレン樹脂で表皮材が塩化ビニルであるような場合には、表面改質剤としては塩素化ポリオレフィンをベースとするプライマーが用いられる。 For example when the substrate is such as skin materials of polypropylene resin is vinyl chloride, as a surface modifier primer based on chlorinated polyolefins are used.

【0039】また上述の実施の態様の製造装置を用いてドアトリムを製造する際の説明では、基材として多孔性基材11を用いているため基材11と表皮材12とはアンカー効果で接合され、基材側あるいは表皮材側に接着剤を塗布する必要がないが、例えば基材として無孔性で熱可塑性樹脂のABS樹脂などを用いた場合には、基材側成形型にセットした基材に予め接着剤を施すなどの工程が必要である。 [0039] In the description of the manufacture of door trim by using the manufacturing apparatus of the aspect of the above embodiment, bonding an anchor effect between the substrate 11 and the skin material 12 due to the use of porous substrate 11 as a base material is, there is no need of applying an adhesive to the substrate side or cover material side, for example, when using a ABS resin of the thermoplastic resin in the non-porous as the substrate was set on the substrate side mold processes such as applying a pre-adhesive to the substrate is required. これに対して基材として無孔の例えば熱可塑性樹脂であるポリプロピレン樹脂などを用いれば、表皮材を構成するポリプロピレンと溶着によって接合することが可能である。 By using such a polypropylene resin, for example a thermoplastic resin having no pores as a substrate to the contrary, it is possible to join by polypropylene and welding constituting the surface material. この時、基材と表皮材との濡れ性を高めて確実な溶着を行うための表面改質剤を、必要に応じて施すこともできる。 At this time, a surface modifier for performing reliable welding enhances the wettability of the base material and the skin material may be subjected as necessary.

【0040】また、上記実施の態様の製造装置を用いたドアトリムを製造する説明においては、表皮材としてポリプロピレン樹脂を用いたが、他のオレフィン樹脂、例えば塩化ビニルやポリエチレン、エチレン−プロピレン共重合体、エチレン−酢酸ビニル共重合体、エチレン− Further, in the description of manufacturing a door trim using the manufacturing apparatus according to one embodiment of the above embodiment has used the polypropylene resin as the skin material, other olefin resins, such as vinyl chloride, polyethylene, ethylene - propylene copolymer , ethylene - vinyl acetate copolymer, ethylene -
アクリル酸重合体などや、ポリアミド樹脂、ASA樹脂等の熱可塑性樹脂を単独で、あるいは二種以上を配合して用いてもよい。 And acrylic acid polymers, polyamide resins, alone thermoplastic resin such as ASA resins, or may be used by blending two or more. また、表皮材に光沢を付与する光沢付与剤や、難燃剤などを添加することも、出来上り製品の見栄えや性能等を考慮して適宜行うことができる。 Moreover, and gloss-imparting agents for imparting gloss to the skin material, also be added, such as flame retardants, can be carried out as appropriate in consideration of the appearance and performance of the finished product.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】 本発明にかかる積層体の製造装置によって製造されるドアトリムの斜視図である。 1 is a perspective view of a door trim to be produced by the apparatus for manufacturing a laminate according to the present invention.

【図2】 図1における線2−2で切断した縦断面図である。 Is a longitudinal sectional view taken along line 2-2 in FIG. 1;

【図3】 本発明にかかる積層体の製造装置の第1番目の実施の態様であるドアトリムの製造装置を説明するための図である。 3 is a diagram for explaining a manufacturing apparatus for a door trim which is a first embodiment of the apparatus for producing a laminate according to the present invention.

【図4】 図3に示す第1番目の実施の態様の製造工程を示す部分拡大断面図である。 4 is a partial enlarged sectional view showing a manufacturing process of the first embodiment of FIG. 3.

【図5】 本発明にかかる積層体の製造装置の第2番目の実施の態様であるドアトリムの製造装置を説明するための図である。 5 is a diagram for a manufacturing apparatus will be described for a door trim which is a second embodiment of the apparatus for producing a laminate according to the present invention.

【図6】 本発明にかかる積層体の製造装置の第3番目の実施の態様であるドアトリムの製造装置を説明するための図である。 6 is a diagram for explaining a third door trim of a manufacturing apparatus that is an aspect embodiment of an apparatus for producing a laminate according to the present invention.

【図7】 図6に示す第3番目の実施の態様の製造工程を示す部分拡大断面図である。 7 is a partially enlarged sectional view showing a manufacturing process of a third embodiment of shown in FIG. 6.

【図8】 本発明にかかる積層体の製造装置の第4番目の実施の態様であるドアトリムの製造装置の製造工程を示す部分拡大断面図である。 8 is a partially enlarged sectional view showing a manufacturing process of the fourth door trim of a manufacturing apparatus that is an aspect embodiment of an apparatus for producing a laminate according to the present invention.

【図9】 (a),(b)及び(c)は従来のドアトリムの製造方法を説明するための工程図である。 9 (a), it is a process diagram for describing the (b) and (c) the conventional method of manufacturing a door trim.

【符号の説明】 DESCRIPTION OF SYMBOLS

10…ドアトリム、11…基材、11a…開口,11 10 ... door trim, 11 ... substrate, 11a ... opening, 11
b,11d…端面、12…表皮材、12melt…溶融樹脂、20,30,35…基材側成形型(下型)、20 b, 11d ... the end faces, 12 ... surface material, 12Melt ... molten resin, 20,30,35 ... substrate side mold (lower mold), 20
a,21a,30a,35a,36a…成形面、20 a, 21a, 30a, 35a, 36a ... molding surface, 20
b,35b…凹部、21,36…表皮材側成形型(上型)、22,33…供給手段(供給装置、注入装置)、 b, 35b ... recess, 21, 36 ... skin material molding die (upper die), 22, 33 ... feeding means (feeder, injection device),
24,26,28…可動阻止片、23,25,27…スプリング。 24, 26, 28 ... movable blocking piece, 23, 25, 27 ... spring.

フロントページの続き (51)Int.Cl. 6識別記号 庁内整理番号 FI 技術表示箇所 B32B 27/06 9349−4F 27/32 C 9349−4F 31/20 9349−4F B60J 5/04 // B60R 13/02 A B29K 23:00 105:06 B29L 9:00 31:58 (72)発明者 石原 幸雄 愛知県豊田市吉原町上藤池25番地 アラコ 株式会社内 (72)発明者 駒田 兼良 愛知県豊田市吉原町上藤池25番地 アラコ 株式会社内 (72)発明者 久瀬 和則 愛知県豊田市吉原町上藤池25番地 アラコ 株式会社内 Front page continued (51) Int.Cl. 6 in Docket No. FI technology identification symbol Agency display portion B32B 27/06 9349-4F 27/32 C 9349-4F 31/20 9349-4F B60J 5/04 // B60R 13 / 02 a B29K 23:00 105: 06 B29L 9:00 31:58 (72) inventor Yukio Ishihara Toyota City, Aichi Prefecture Yoshiwara-cho, Uefujichi 25 address Araco within Co., Ltd. (72) inventor Kaneyoshi Komada Toyota City, Aichi Prefecture Yoshiwara town on Fujichi 25 address Araco within Co., Ltd. (72) inventor Kazunori Kuze Toyota City, Aichi Prefecture Yoshiwara-cho, Uefujichi 25 address Araco within Co., Ltd.

Claims (7)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】 基材の裏面の形状に合わせた成形面を設けた基材側成形型と、この基材側成形型に接近離隔可能に設けられ前記基材の表面を被覆する表皮材の表面の形状に合わせた成形面を前記基材側成形型の成形面と対向して設けた表皮材側成形型と、前記基材側成形型の成形面に支持された前記基材の表面と前記表皮材側成形型の成形面の間に前記表皮材となる溶融樹脂を供給する供給手段とからなり、前記基材とこの基材の表面側に供給された前記溶融樹脂を前記両成形型間でプレスした後同溶融樹脂を硬化させることにより前記基材の表面及び端面が前記表皮材で被覆された積層体を製造する製造装置であって、 前記両成形型の何れか一方には、他方の前記成形型に向かう方向に進退可能に設けられて同他方の成形型に向かって弾性 1. A of the back surface of the substrate molding surface and the substrate-side mold provided to match the shape of the skin material covering the surface of the substrate molding die to can move toward and away from provided the substrate a skin material side mold the molding surface to match the shape of the surface is provided with forming surfaces facing the substrate side mold, and a support surface of the substrate on the molding surface of the substrate molding die wherein becomes a molten resin serving as the surface material during the molding surface of the skin material side mold and a supply means for supplying said two molds the supplied the molten resin on the surface side of the substrate and the substrate a manufacturing apparatus for surface and an end surface of said substrate to produce a laminate coated with the skin material by curing the molten resin was pressed between said either one of the two mold, It provided to be moved in the direction toward the other of the mold resilient towards the same other mold に付勢され、前記両成形型の接近の途中において前記基材の端面から同基材の延長方向に所定の距離だけ離れた位置において前記他方の成形型の成形面に先端が弾性的に押圧されてプレスされる前記溶融樹脂が前記所定の距離を越えて流れるのを阻止する可動阻止片を設けたことを特徴とする積層体の製造装置。 Is biased, the two molds the other mold molding surface to the tip is elastically pressed at a position a predetermined distance away from the end surface of the substrate in the direction of extension of the substrate in the course of the approach of It has been manufacturing device of the laminate, wherein the molten resin to be pressed is provided movable blocking piece for preventing the flow beyond the predetermined distance.
  2. 【請求項2】 基材の裏面の形状に合わせた成形面を設けた基材側成形型と、この基材側成形型に接近離隔可能に設けられ前記基材の表面を被覆する表皮材の表面の形状に合わせた成形面を前記基材側成形型の成形面と対向して設けた表皮材側成形型と、前記基材側成形型の成形面に支持された前記基材の表面と前記表皮材側成形型の成形面の間に前記表皮材となる溶融樹脂を供給する供給手段とからなり、前記基材とこの基材の表面側に供給された前記溶融樹脂を前記両成形型間でプレスした後同溶融樹脂を硬化させることにより前記基材の表面及び端面が前記表皮材で被覆された積層体を製造する製造装置であって、 前記両成形型の何れか一方の外周部には、他方の前記成形型に向かう方向に進退可能に設けられて同他方の成形型に向か Wherein the back surface of the substrate molding surface and the substrate-side mold provided to match the shape of the skin material covering the surface of the substrate molding die to can move toward and away from provided the substrate a skin material side mold the molding surface to match the shape of the surface is provided with forming surfaces facing the substrate side mold, and a support surface of the substrate on the molding surface of the substrate molding die wherein becomes a molten resin serving as the surface material during the molding surface of the skin material side mold and a supply means for supplying said two molds the supplied the molten resin on the surface side of the substrate and the substrate a manufacturing apparatus for surface and an end surface of said substrate to produce a laminate coated with the skin material by curing the molten resin was pressed between either one of the outer peripheral portion of the both molds the, provided to be moved in the direction toward the other of said mold suited to the other of the mold て弾性的に付勢され、前記両成形型の接近の途中において前記基材の外周端面から外方に所定の距離だけ離れた位置において前記他方の成形型の成形面の外周部に先端が弾性的に押圧されて前記プレスされる溶融樹脂が前記基材の外周端面より前記所定の距離を越えて外方に流れるのを阻止するループ状の可動阻止片を設けたことを特徴とする積層体の製造装置。 Resiliently biased Te, the tip on the outer peripheral portion of the molding surface of the other mold at a position away by a predetermined distance outward from the outer peripheral edge of the substrate in the course of the approach of the two mold elastic laminate is pressed against by molten resin wherein is pressed, characterized in that a loop-shaped movable blocking piece for preventing the flowing outward beyond the predetermined distance from the outer peripheral edge of said substrate of manufacturing equipment.
  3. 【請求項3】 前記ループ状の可動阻止片は、前記表皮材側成形型の外周部に設けてなる請求項2に記載の積層体の製造装置。 Wherein the loop-shaped movable blocking piece, apparatus for manufacturing the layered product according to claim 2 formed by providing the outer peripheral portion of the skin material molding die.
  4. 【請求項4】 前記ループ状の可動阻止片は、前記基材側成形型の外周部に設けてなる請求項2に記載の積層体の製造装置。 Wherein said loop-shaped movable blocking piece, apparatus for manufacturing the layered product according to claim 2 formed by providing the outer peripheral portion of the substrate-side mold.
  5. 【請求項5】 基材の裏面の形状に合わせた成形面を設けた基材側成形型と、この基材側成形型に接近離隔可能に設けられ前記基材の表面を被覆する表皮材の表面の形状に合わせた成形面を前記基材側成形型の成形面と対向して設けた表皮材側成形型と、前記基材側成形型の成形面に支持された前記基材の表面と前記表皮材側成形型の間に前記表皮材となる溶融樹脂を供給する供給手段とからなり、前記基材とこの基材の表面側に供給された前記溶融樹脂を前記両成形型間でプレスした後同溶融樹脂を硬化させることにより前記基材の表面及び端面が前記表皮材で被覆された積層体を製造する製造装置であって、 前記基材の一部には開口を形成すると共に前記基材側成形型の成形面の前記開口に対応する位置に同開口と少なくとも同じ大きさ The molding surface and the substrate-side mold provided to match the back surface of the shape of 5. The substrate, the skin material covering the surface of the can move toward and away from provided the substrate in the substrate-side mold a skin material side mold the molding surface to match the shape of the surface is provided with forming surfaces facing the substrate side mold, and a support surface of the substrate on the molding surface of the substrate molding die press the between skin material molding die consists of a supply means for supplying a molten resin serving as the surface material, the molten resin supplied to the surface side of the substrate and the base material between said two molds wherein together with the surface and the end surface of the substrate by curing the same molten resin after is an apparatus for manufacturing a laminate coated with the skin material, a portion of the substrate to form an opening least as large as the same opening at a position corresponding to the opening of the molding surface of the substrate molding die 凹部を設け、前記両成形型の何れか一方の成形面の前記開口に対応する位置には、他方の前記成形型に向かう方向に進退可能に設けられて同他方の成形型に向かって弾性的に付勢され、前記両成形型の接近の途中において前記基材に形成したホールの内周端面から内方に所定の距離だけ離れた位置において前記他方の成形型の成形面の一部に先端が弾性的に押圧されて前記プレスされる溶融樹脂が前記ホールの内周端面より前記所定の距離を越えて内方に流れるのを阻止する可動阻止片を設けたことを特徴とする積層体の製造装置。 The concave portion is provided resiliently the positions corresponding to the said opening in one of the molding surfaces of the mold, provided to be moved in the direction toward the other of said mold toward the other of the mold is biased in the tip the part of both the mold the other mold molding surface of at a position away by a predetermined distance inwardly from the inner peripheral edge surface of the hole formed in the substrate in the course of the approach of of the laminate but which is characterized in that a movable blocking member to prevent the molten resin, wherein the pressed is elastically pressed flowing inwardly beyond said predetermined distance from the inner peripheral surface of the hole manufacturing device.
  6. 【請求項6】 前記可動阻止片は、前記表皮材側成形型に設けてなる請求項5に記載の積層体の製造装置。 Wherein said movable blocking piece, apparatus for manufacturing the layered product according to claim 5 comprising providing said skin material molding die.
  7. 【請求項7】 前記可動阻止片は、前記基材側成形型に設けてなる請求項5に記載の積層体の製造装置。 Wherein said movable blocking piece, apparatus for manufacturing the layered product according to claim 5 comprising providing the substrate-side mold.
JP7179188A 1994-07-18 1995-07-14 Laminate production device Pending JPH0885124A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP6-165600 1994-07-18
JP16560094 1994-07-18
JP7179188A JPH0885124A (en) 1994-07-18 1995-07-14 Laminate production device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7179188A JPH0885124A (en) 1994-07-18 1995-07-14 Laminate production device

Publications (1)

Publication Number Publication Date
JPH0885124A true JPH0885124A (en) 1996-04-02

Family

ID=26490272

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7179188A Pending JPH0885124A (en) 1994-07-18 1995-07-14 Laminate production device

Country Status (1)

Country Link
JP (1) JPH0885124A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013052378A1 (en) * 2011-10-04 2013-04-11 E. I. Du Pont De Nemours And Company Compression overmolding process, device therefor and part made therefrom

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013052378A1 (en) * 2011-10-04 2013-04-11 E. I. Du Pont De Nemours And Company Compression overmolding process, device therefor and part made therefrom

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