JP2015156268A5 - - Google Patents
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- Publication number
- JP2015156268A5 JP2015156268A5 JP2014030139A JP2014030139A JP2015156268A5 JP 2015156268 A5 JP2015156268 A5 JP 2015156268A5 JP 2014030139 A JP2014030139 A JP 2014030139A JP 2014030139 A JP2014030139 A JP 2014030139A JP 2015156268 A5 JP2015156268 A5 JP 2015156268A5
- Authority
- JP
- Japan
- Prior art keywords
- ceramic heater
- mold member
- pair
- disposed
- manufacturing apparatus
- 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.)
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- 239000000919 ceramic Substances 0.000 claims 14
- 238000004519 manufacturing process Methods 0.000 claims 12
- 238000010304 firing Methods 0.000 claims 5
- 238000010438 heat treatment Methods 0.000 claims 5
- 239000000463 material Substances 0.000 claims 3
- 238000005192 partition Methods 0.000 claims 1
Claims (5)
前記モールド部材の外部に配置される加熱部材と、
前記モールド部材の内壁に接するように前記モールド部材の内部に配置される空隙調整部材と、
前記空隙調整部材を配置後の前記モールド部材の前記内部に形成される空隙に対して前記モールド部材の軸線の方向に沿って挿入される一対のプレス部材であって、前記空隙に挿入された前記一対のプレス部材と前記空隙調整部材とによって形成される焼成室に配置された被焼成物を加圧するための一対のプレス部材とを備え、
前記焼成室に配置された前記被焼成物を前記一対のプレス部材によって加圧するとともに前記加熱部材によって加熱してセラミックヒータを製造するセラミックヒータ製造装置であって、
前記空隙調整部材の熱膨張係数が、前記モールド部材の熱膨張係数および焼成後の前記セラミックヒータの熱膨張係数より大きい
セラミックヒータ製造装置。 A cylindrical mold member;
A heating member disposed outside the mold member;
A gap adjusting member disposed inside the mold member so as to be in contact with the inner wall of the mold member;
A pair of press members inserted along the direction of the axis of the mold member with respect to the gap formed inside the mold member after the gap adjusting member is disposed, and the pair of press members inserted into the gap and a pair of press members for pressing the object to be burned material arranged in the firing chamber formed by the said gap adjusting member with a pair of press members,
A ceramic heater manufacturing apparatus that pressurizes the object to be fired disposed in the firing chamber with the pair of press members and heats the object to be fired with the heating member to manufacture a ceramic heater,
The ceramic heater manufacturing apparatus, wherein a thermal expansion coefficient of the gap adjusting member is larger than a thermal expansion coefficient of the mold member and a thermal expansion coefficient of the ceramic heater after firing.
前記空隙調整部材の内壁に接するように配置され、厚さを調整可能な板状の仕切板を備える
セラミックヒータ製造装置。 The ceramic heater manufacturing apparatus according to claim 1, further comprising:
A ceramic heater manufacturing apparatus comprising a plate-shaped partition plate disposed so as to be in contact with an inner wall of the gap adjusting member and capable of adjusting a thickness.
前記モールド部材の内壁によって形成される領域の前記軸線に垂直な方向の断面積をＦとしたとき、
前記焼成室の前記軸線に垂直な方向の断面積が０.３２Ｆ以上０．５７Ｆ以下である
セラミックヒータ製造装置。 The ceramic heater manufacturing apparatus according to claim 1 or 2,
When F is a cross-sectional area in a direction perpendicular to the axis of the region formed by the inner wall of the mold member,
A ceramic heater manufacturing apparatus, wherein a cross-sectional area of the firing chamber in a direction perpendicular to the axis is 0.32F or more and 0.57F or less.
前記焼成室の内部に、前記軸線の方向に重畳して配置され、前記軸線に垂直な方向のうち所定の方向に沿って形成された複数の凹部を有する複数の板状部材を備え、
前記一対のプレス部材は、前記複数の前記板状部材を前記軸線の方向に加圧し、
前記セラミックヒータは、前記重畳された２つの前記板状部材のそれぞれの前記凹部の間に形成される空間に配置された前記被焼成物が、前記一対のプレス部材によって加圧されながら、前記加熱部材によって加熱されることによって製造される
セラミックヒータ製造装置。 The ceramic heater manufacturing apparatus according to any one of claims 1 to 3, further comprising:
A plurality of plate-like members having a plurality of recesses arranged in a predetermined direction out of the directions perpendicular to the axis, arranged in the firing chamber so as to overlap with the axis.
The pair of press members pressurizes the plurality of plate members in the direction of the axis,
The ceramic heater is configured such that the object to be fired disposed in a space formed between the concave portions of the two superimposed plate-like members is pressed by the pair of press members while the heating is performed. A ceramic heater manufacturing apparatus manufactured by being heated by a member.
筒状のモールド部材の外部に加熱部材を配置し、
製造後の前記セラミックヒータおよび前記モールド部材よりも熱膨張係数が大きい空隙調整部材を前記モールド部材の内壁に接するように前記モールド部材の内部に配置し、
前記空隙調整部材を配置後の前記モールド部材の内部に形成される空隙に被焼成物を配置するとともに、前記モールド部材の軸線の方向から一対のプレス部材を挿入して前記被焼成物を挟持し、
前記一対のプレス部材によって前記被焼成物を加圧するとともに、前記加熱部材で前記被焼成物を加熱する
セラミックヒータの製造方法。 A method for manufacturing a ceramic heater, comprising:
A heating member is arranged outside the cylindrical mold member,
A gap adjusting member having a thermal expansion coefficient larger than that of the ceramic heater and the mold member after manufacture is disposed inside the mold member so as to be in contact with the inner wall of the mold member,
A material to be fired is disposed in a space formed inside the mold member after the space adjusting member is disposed, and a pair of press members are inserted from the direction of the axis of the mold member to sandwich the material to be fired . ,
A method for manufacturing a ceramic heater, wherein the object to be fired is pressurized by the pair of press members, and the object to be fired is heated by the heating member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014030139A JP6405095B2 (en) | 2014-02-20 | 2014-02-20 | Ceramic heater manufacturing apparatus and ceramic heater manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014030139A JP6405095B2 (en) | 2014-02-20 | 2014-02-20 | Ceramic heater manufacturing apparatus and ceramic heater manufacturing method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015156268A JP2015156268A (en) | 2015-08-27 |
| JP2015156268A5 true JP2015156268A5 (en) | 2017-02-23 |
| JP6405095B2 JP6405095B2 (en) | 2018-10-17 |
Family
ID=54775488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014030139A Expired - Fee Related JP6405095B2 (en) | 2014-02-20 | 2014-02-20 | Ceramic heater manufacturing apparatus and ceramic heater manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6405095B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7032954B2 (en) | 2018-02-27 | 2022-03-09 | 京セラ株式会社 | heater |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54118408A (en) * | 1978-03-07 | 1979-09-13 | Ngk Spark Plug Co | Hot press die |
| JPH0754260Y2 (en) * | 1990-02-23 | 1995-12-18 | 大和田カーボン工業株式会社 | Press cylinder of high temperature high pressure press |
| JP2553811Y2 (en) * | 1991-08-15 | 1997-11-12 | 石川島播磨重工業株式会社 | Dies for hot press |
| JP4829268B2 (en) * | 2008-04-08 | 2011-12-07 | 日本特殊陶業株式会社 | Manufacturing method of ceramic |
| JP5459716B2 (en) * | 2010-11-10 | 2014-04-02 | 日本特殊陶業株式会社 | Method for manufacturing ceramic sintered body and method for manufacturing glow plug |
-
2014
- 2014-02-20 JP JP2014030139A patent/JP6405095B2/en not_active Expired - Fee Related
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