JP2006281537A5 - - Google Patents

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Publication number
JP2006281537A5
JP2006281537A5 JP2005103026A JP2005103026A JP2006281537A5 JP 2006281537 A5 JP2006281537 A5 JP 2006281537A5 JP 2005103026 A JP2005103026 A JP 2005103026A JP 2005103026 A JP2005103026 A JP 2005103026A JP 2006281537 A5 JP2006281537 A5 JP 2006281537A5
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JP
Japan
Prior art keywords
base
slit
honeycomb structure
extrusion molding
molding apparatus
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JP2005103026A
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Japanese (ja)
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JP2006281537A (en
JP4528185B2 (en
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Priority to JP2005103026A priority Critical patent/JP4528185B2/en
Priority claimed from JP2005103026A external-priority patent/JP4528185B2/en
Publication of JP2006281537A publication Critical patent/JP2006281537A/en
Publication of JP2006281537A5 publication Critical patent/JP2006281537A5/ja
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Publication of JP4528185B2 publication Critical patent/JP4528185B2/en
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Claims (5)

口金と、前記口金の外周側に配置されるハニカム構造体の外壁を規定する押え板のほかに、同じく前記口金の外周側に配置され押し出される坏土量を調整する裏押え板を備えたハニカム構造体押出成形用装置であって、
前記口金が、互いに連結した薄壁から構成されたセル部と、前記セル部の最外周側に外壁が形成されたハニカム構造体を排出するスリット（排出通路）を一端に開口し、他端を一定深さまで独立して設けられた多数の供給通路に連結してなり、スリット（排出通路）を有するスリット部（排出部）が平坦な基部と、前記基部の外周方向に傾斜した傾斜面が形成された外縁部とを有するものであり、
前記口金が、前記スリット部の基部と外縁部との境界に配設されたスリットを構成する基部部材（ピン）を除去するとともに、前記口金と前記裏押え板との間に、厚さが１．０〜３．５ｍｍの裏間座を挿入し、かつ
前記外縁部の直径が、前記基部の直径の１．２倍以下で、前記裏押え板の内径が、前記基部の直径の１．０〜１．１倍であるハニカム構造体押出成形用装置。 In addition to the base and the presser plate that defines the outer wall of the honeycomb structure disposed on the outer peripheral side of the base, a honeycomb having a back presser plate that is also disposed on the outer peripheral side of the base and adjusts the amount of clay to be pushed out An apparatus for extruding a structure,
The base has a cell portion composed of thin walls connected to each other and a slit (discharge passage) for discharging a honeycomb structure having an outer wall formed on the outermost peripheral side of the cell portion at one end and the other end at the other end. Connected to a number of supply passages independently provided up to a certain depth, a slit portion (discharge portion) having a slit (discharge passage) forms a flat base portion and an inclined surface inclined in the outer peripheral direction of the base portion. And an outer edge portion,
The base removes a base member (pin) constituting a slit disposed at the boundary between the base and outer edge of the slit portion, and a thickness of 1 is provided between the base and the back pressing plate. A back spacer of 0.0 to 3.5 mm is inserted, and the diameter of the outer edge portion is 1.2 times or less of the diameter of the base portion, and the inner diameter of the back pressing plate is 1.0 of the diameter of the base portion. -1.1 times the honeycomb structure extrusion molding apparatus. 前記基部部材（ピン）が除去され、形成されたザグリ部が平坦になるように形成される請求項１に記載のハニカム構造体押出成形用装置。 Before SL base member (pin) is removed, the honeycomb structure extrusion molding apparatus according to claim 1, counterbore portion formed is formed to be flat. 前記基部のスリットのスリット比（前記スリット長さ／前記スリット幅）が、７以上である請求項１又は２に記載のハニカム構造体押出成形用装置。   The honeycomb structure extrusion molding apparatus according to claim 1 or 2, wherein a slit ratio of the slit of the base portion (the slit length / the slit width) is 7 or more. 前記ザグリ部のスリットのスリット比（前記スリット長さ／前記スリット幅）が、０〜６である請求項２又は３に記載のハニカム構造体押出成形用装置。   The honeycomb structure extrusion molding apparatus according to claim 2 or 3, wherein a slit ratio (the slit length / the slit width) of slits in the counterbore part is 0 to 6. 前記ハニカム構造体の外壁厚比（最小外壁厚／セル壁厚）が、１．３以上である請求項１〜４のいずれか１項に記載のハニカム構造体押出成形用装置。   The honeycomb structure extrusion molding apparatus according to any one of claims 1 to 4, wherein an outer wall thickness ratio (minimum outer wall thickness / cell wall thickness) of the honeycomb structure is 1.3 or more.
JP2005103026A 2005-03-31 2005-03-31 Honeycomb structure extrusion molding equipment Active JP4528185B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005103026A JP4528185B2 (en) 2005-03-31 2005-03-31 Honeycomb structure extrusion molding equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005103026A JP4528185B2 (en) 2005-03-31 2005-03-31 Honeycomb structure extrusion molding equipment

Publications (3)

Publication Number Publication Date
JP2006281537A JP2006281537A (en) 2006-10-19
JP2006281537A5 true JP2006281537A5 (en) 2010-05-06
JP4528185B2 JP4528185B2 (en) 2010-08-18

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ID=37403953

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005103026A Active JP4528185B2 (en) 2005-03-31 2005-03-31 Honeycomb structure extrusion molding equipment

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JP (1) JP4528185B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008093760A1 (en) * 2007-02-01 2008-08-07 Ngk Insulators, Ltd. Die for extrusion forming of honeycomb formed body, method of forming honeycomb formed body, and honeycomb formed body
WO2013008791A1 (en) * 2011-07-12 2013-01-17 住友化学株式会社 Die for molding honeycomb structure and method for producing honeycomb structure using same
JP6507142B2 (en) * 2016-08-09 2019-04-24 日本碍子株式会社 Die for forming honeycomb structure
CN108515603B (en) * 2018-04-19 2020-02-18 东莞凯路汽车工业有限公司 Bidirectional extrusion forming method for columnar porous ceramic part

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298328A (en) * 1980-05-12 1981-11-03 Corning Glass Works Extrusion apparatus for preventing the distortion of peripheral cells in extruded honeycomb structures
US5219509A (en) * 1990-11-30 1993-06-15 Corning Incorporated Method for forming a uniform skin on a cellular substrate
JP2925893B2 (en) * 1993-08-13 1999-07-28 日本碍子株式会社 Honeycomb structure extrusion apparatus and method for manufacturing honeycomb structure using the same
JP3701802B2 (en) * 1998-10-29 2005-10-05 日本碍子株式会社 Die for honeycomb manufacturing
JP2003285308A (en) * 2002-03-28 2003-10-07 Ngk Insulators Ltd Cap for molding honeycomb and cap fixture for molding honeycomb using the same

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