KR970000520A - Green drum molding drum device and molding method - Google Patents

Green drum molding drum device and molding method Download PDF

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Publication number
KR970000520A
KR970000520A KR1019950015839A KR19950015839A KR970000520A KR 970000520 A KR970000520 A KR 970000520A KR 1019950015839 A KR1019950015839 A KR 1019950015839A KR 19950015839 A KR19950015839 A KR 19950015839A KR 970000520 A KR970000520 A KR 970000520A
Authority
KR
South Korea
Prior art keywords
drum
bead
bladder
carcass
air injection
Prior art date
Application number
KR1019950015839A
Other languages
Korean (ko)
Other versions
KR0151661B1 (en
Inventor
최민수
Original Assignee
홍건희
한국타이어제조 주식회사
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.)
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Publication date
Application filed by 홍건희, 한국타이어제조 주식회사 filed Critical 홍건희
Priority to KR1019950015839A priority Critical patent/KR0151661B1/en
Publication of KR970000520A publication Critical patent/KR970000520A/en
Application granted granted Critical
Publication of KR0151661B1 publication Critical patent/KR0151661B1/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08Building tyres
    • B29D30/20Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08Building tyres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00Producing pneumatic or solid tyres or parts thereof
    • B29D30/06Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08Building tyres
    • B29D30/20Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/24Drums

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)

Abstract

본 발명 그린타이어 성형제조시 불균형팽창을 방지하여 타이어의 균일성향상이 이루어지는 그린타이어의 성형드럼장치와 성형방법에 관한 것으로, 양쪽 드럼본체(2)의 중심지대(1)를 가로질러 설치된 회전축(3)의 나선상 부위(4)에 이 회전축(3)의 길이방향을 따라 좌우 자유롭게 이동하는 슬라이더링(5)을 갖춘 스크류너트(6)가 설치되고, 이 스크류너트(6)의 슬라이더링(5)에는 비드잠금클램프(7)와 연결편(8)을 매개로 연결설치되는 공기주입실린더(9)가 설치되며, 이 비드잠금클램프(7)는 경사면(10)을 갖춘 승하강부재(11)에 접촉되는 드럼윙(12)이 설치되는 하우징(13)과 보울트(14)를 매개로 체결되고, 상기 드럼윙(12)의 상부면쪽에는 공기주입통로관(15)에 연결된 블래더(16)가 블래더클램프(17)에 연결되어 이루어져 있다.The present invention relates to a forming drum device and a forming method of a green tire which prevents unbalanced expansion during manufacturing of green tires, and improves uniformity of tires. The rotating shaft (3) provided across the central zone (1) of both drum bodies (2) Screw nut 6 with a slider ring 5 freely moving left and right along the longitudinal direction of the rotary shaft 3 is installed in the spiral portion 4 of the spiral shaft 4, and the slider ring 5 of this screw nut 6 is provided. An air injection cylinder 9 is installed in the bead lock clamp 7 and the connecting piece 8 via the bead lock clamp 7, and the bead lock clamp 7 contacts the elevating member 11 having the inclined surface 10. The drum wing 12 is fastened via the housing 13 and the bolt 14, and the bladder 16 connected to the air injection passage pipe 15 is connected to the upper surface side of the drum wing 12. It is connected to the bladder clamp (17).

Description

그린타이어의 성형드럼장치와 이의 성형방법Green drum molding drum device and molding method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 따른 그린타이어의 성형드럼장치의 전체단면도, 제2도(A)~(F)는 본 발명의 성형드럼장치에 의해서 그린타이어가 제조되는 상태를 나타낸 작용단면도들이다.1 is an overall cross-sectional view of the forming drum device of the green tire according to the present invention, Figures 2 (A) to (F) is a cross-sectional view showing a working state of the green tire is manufactured by the forming drum device of the present invention.

Claims (3)

드럼본체 둘레에서 비드, 카카스, 인너라이너 및 사이드월이 부착되어 그린타이어를 성형하는 드럼장치에 있어서, 상기 양쪽 드럼본체(2)의 중심지대(1)를 가로질러 설치된 회전축(3)의 나선상 부위(4)에 이 회전축(3)의 길이방향을 따라 좌우 자유롭게 이동하는 슬라이더링(5)을 갖춘 스크류너트(6)가 설치되고, 이 스크류너트(6)의 슬라이더링(5)에는 비드잠금클램프(7)와 연결편(8)을 매개로 연결설치되는 공기주입실린더(9)가 설치되며, 이 비드잠금클램프(7)는 경사면(10)을 갖춘 승하강부재(11)에 접촉되는 드럼윙(12)이 설치되는 하우징(13)과 보울트(14)를 매개로 체결되고, 상기 드럼윙(12)의 상부면쪽에는 공기주입통로관(15)에 연결된 블래더(16)가 블래더클램프(17)에 연결되어 이루어진 것을 특징으로 하는 그린타이어의 성형드럼장치.In a drum apparatus in which a bead, a carcass, an inner liner, and a sidewall are formed around a drum body to form a green tire, a spiral shape of a rotating shaft 3 provided across the center zone 1 of both drum bodies 2 is formed. A screw nut 6 having a slider ring 5 freely moving left and right along the longitudinal direction of the rotary shaft 3 is provided in the portion 4, and a bead lock is provided in the slider ring 5 of the screw nut 6. An air injection cylinder 9 is installed to be connected via a clamp 7 and a connecting piece 8, and the bead locking clamp 7 is in contact with a lifting member 11 having an inclined surface 10. Bladder 16 is fastened to the upper side of the drum wing 12, the bladder 16 is connected to the housing 13 and the bolt (14) is installed is connected to the air injection passage pipe (15) Molding device of the green tire, characterized in that made in connection with (17). 제1항에 있어서, 상기 공기주입실린더(9)에 공기주입통로(20)가 형성되어 드럼본체(2) 내부로 공기를 주입시키도록 된 것을 특징으로 하는 그린타이어의 성형드럼장치.The molding drum device of claim 1, wherein an air injection passage (20) is formed in the air injection cylinder (9) to inject air into the drum body (2). 드럼본체 둘레에서 비드, 카카스, 인너라이너 및 사이드월이 부착되어 그린타이어를 성형하는 방법에 있어서, 드럼윙(12)을 감싼 블래더(16)위에 인너라이너(24)와 카카스(21)가 원통형으로 놓여지는 단계와, 상기 비드 잠금클램프(7)와 블래더클램프(17)의 뭉치가 회전축(3)을 따라 이동하는 슬라이더링(5)의 작용으로 좌우에서 대칭으로 중심지지대(1)쪽으로 이동하면서 상기 드럼윙(12)이 원주상 바깥쪽으로 팽창하여 카카스(21)를 계단모양으로 형성하는 단계, 상기 비드링(25)에 의해 비드(22)가 드럼윙(12)의 바깥쪽에서 강제접착으로 부착되는 단계, 공기주입통로관(15)을 통해 주입되는 공기가 블래더(16)를 팽창시키고 상기 비드바깥쪽의 카카스(21)는 이 블래더(16)의 표면에 얹혀 이 비드(22)의 윗쪽을 덮어가면서 밀대(18)가 부풀어 오른 도넛형 모양의 블래더(16)를 완전히 밀어 카카스(21)와 비드(22)의 정점을 드럼윙(12)위의 카카스(21)에 접합시키는 턴엎단계, 상기 카카스(21)위에 사이드윌(23)을 스팃칭로울러(19)로 완전히 부착시키는 단계 및 상기 드럼윙(12)의 아래쪽에 위치한 비드잠근 클램프(7)가 공기주입실린더(9)의 공기주입에 의해 원주상으로 팽창하면서 비드(22), 카카스(21), 인너라이너(24) 및 사이드윌(23)이 조합된 상기 비드(22)의 아래면을 블래더(16)의 표면과 함께 고정시키고 스크류너트(6)에 의해 좌우드럼본체(2)를 중심지지대(1)쪽인 안쪽방향으로 이동시키면서 팽창하는 단계로 이루어진 것을 특징으로 하는 그린타이어의 성형방법.In the method of forming green tires with beads, carcass, inner liner and sidewalls attached around the drum body, the inner liner 24 and the carcass 21 on the bladder 16 wrapped around the drum wing 12 are formed. Is placed in a cylindrical shape, the center support (1) symmetrically from side to side by the action of the slider ring (5) in which the bundle of the bead locking clamp (7) and the bladder clamp (17) moves along the rotation axis (3) The drum wing 12 expands circumferentially outward while moving toward the step to form a carcass 21 in a step shape, and the bead ring 22 is bent from the outside of the drum wing 12 by the bead ring 25. Attached by force bonding, the air injected through the air inlet passage 15 expands the bladder 16 and the carcass 21 outside the bead is placed on the surface of the bladder 16. A donut shaped bladder in which the pusher 18 swells while covering the top of the bead 22 ( 16) push the tip of the carcass 21 and the bead 22 completely to the carcass 21 on the drum wing 12, and turn the side wheel 23 on the carcass 21. Completely attaching to the quenching roller 19 and the bead locking clamp 7 located below the drum wing 12 expands circumferentially by the air injection of the air injection cylinder 9 The lower surface of the bead 22 combined with the cas 21, the inner liner 24, and the side wheels 23 is fixed together with the surface of the bladder 16 and the left and right drum bodies are fixed by the screw nut 6. 2) The method of forming a green tire, characterized in that consisting of the step of expanding while moving inwards toward the center support (1). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950015839A 1995-06-15 1995-06-15 Apparatus and method for a molding drum of green tire KR0151661B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950015839A KR0151661B1 (en) 1995-06-15 1995-06-15 Apparatus and method for a molding drum of green tire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950015839A KR0151661B1 (en) 1995-06-15 1995-06-15 Apparatus and method for a molding drum of green tire

Publications (2)

Publication Number Publication Date
KR970000520A true KR970000520A (en) 1997-01-21
KR0151661B1 KR0151661B1 (en) 1998-10-15

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100426065B1 (en) * 2001-07-24 2004-04-06 금호타이어 주식회사 Tire molding drum with Bead locker
KR100546440B1 (en) * 1998-12-02 2006-04-06 한국타이어 주식회사 Pitch Array Structure Method for Noise Reduction of Tires
KR100847340B1 (en) * 2008-04-11 2008-07-21 주식회사 우성기공 Rotating press type greentire manufacturing apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100318559B1 (en) * 1999-11-26 2001-12-28 조충환 Green tire manufacturing methool
KR101223939B1 (en) * 2011-09-23 2013-01-21 (주)세화아이엠씨 Device of clamping bead for building drum

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100546440B1 (en) * 1998-12-02 2006-04-06 한국타이어 주식회사 Pitch Array Structure Method for Noise Reduction of Tires
KR100426065B1 (en) * 2001-07-24 2004-04-06 금호타이어 주식회사 Tire molding drum with Bead locker
KR100847340B1 (en) * 2008-04-11 2008-07-21 주식회사 우성기공 Rotating press type greentire manufacturing apparatus

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Publication number Publication date
KR0151661B1 (en) 1998-10-15

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