JPS6194550U - - Google Patents

Info

Publication number
JPS6194550U
JPS6194550U JP17955284U JP17955284U JPS6194550U JP S6194550 U JPS6194550 U JP S6194550U JP 17955284 U JP17955284 U JP 17955284U JP 17955284 U JP17955284 U JP 17955284U JP S6194550 U JPS6194550 U JP S6194550U
Authority
JP
Japan
Prior art keywords
heat treatment
batch
treatment furnace
type heat
charging chamber
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
JP17955284U
Other languages
Japanese (ja)
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
Application filed filed Critical
Priority to JP17955284U priority Critical patent/JPS6194550U/ja
Publication of JPS6194550U publication Critical patent/JPS6194550U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案にかかるバツチ式熱処理炉の断
面図、第２図は第１図の−線断面図、第３図
は第２図の−線断面図で、第４図〜第６図は
各種の熱処理時の熱処理室の温度カーブと炉圧を
示すグラフである。 １…装入室、３…冷却フアン、４…焼入油槽、
７…真空排気装置、１０…冷却器、１１…冷却手
段、１２…断熱中間扉、１３…熱処理室、１４…
断熱材、１５…循環フアン、１６…加熱手段、１
９…ガスクーラ、２０…ブロア。 Fig. 1 is a sectional view of a batch-type heat treatment furnace according to the present invention, Fig. 2 is a sectional view taken along the - line in Fig. 1, Fig. 3 is a sectional view taken along the - line in Fig. 2, and Figs. is a graph showing the temperature curve and furnace pressure of the heat treatment chamber during various heat treatments. 1...Charging chamber, 3...Cooling fan, 4...Quenching oil tank,
7...Evacuation device, 10...Cooler, 11...Cooling means, 12...Insulating intermediate door, 13...Heat treatment chamber, 14...
Heat insulating material, 15...Circulation fan, 16...Heating means, 1
9...Gas cooler, 20...Blower.

Claims (1)

【実用新案登録請求の範囲】 (1) 冷却手段を有する装入室と断熱材を内張し
た熱処理室とを断熱中間扉で区画し、前記装入室
に不活性ガス供給管と真空排気装置とを設けると
ともに、前記熱処理室に循環フアン、加熱装置、
保護雰囲気ガス供給管および真空排気装置とを設
けたことを特徴とするバツチ式熱処理炉。 (2) 前記加熱装置が、セラミツク製中空管と、
該管中空部に位置する炭化ケイ素系発熱体とから
なることを特徴とする前記実用新案登録請求の範
囲第１項に記載のバツチ式熱処理炉。 (3) 前記冷却手段が、装入室の底部に位置する
焼入油槽からなることを特徴とする前記実用新案
登録請求の範囲第１項または第２項に記載のバツ
チ式熱処理炉。 (4) 前記冷却手段が、装入室の底部に位置する
焼入油槽、冷却フアンおよび冷却器からなること
を特徴とする前記実用新案登録請求の範囲第１項
または第２項に記載のバツチ式熱処理炉。[Scope of Claim for Utility Model Registration] (1) A charging chamber having a cooling means and a heat treatment chamber lined with a heat insulating material are separated by an insulating intermediate door, and an inert gas supply pipe and a vacuum exhaust device are provided in the charging chamber. and a circulation fan, a heating device,
A batch-type heat treatment furnace characterized by being equipped with a protective atmosphere gas supply pipe and a vacuum exhaust device. (2) The heating device includes a ceramic hollow tube;
The batch-type heat treatment furnace according to claim 1, characterized in that it comprises a silicon carbide-based heating element located in the hollow portion of the tube. (3) The batch type heat treatment furnace according to claim 1 or 2, wherein the cooling means comprises a quenching oil tank located at the bottom of the charging chamber. (4) The batch according to claim 1 or 2, wherein the cooling means comprises a quenching oil tank located at the bottom of the charging chamber, a cooling fan, and a cooler. Type heat treatment furnace.
JP17955284U 1984-11-26 1984-11-26 Pending JPS6194550U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17955284U JPS6194550U (en) 1984-11-26 1984-11-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17955284U JPS6194550U (en) 1984-11-26 1984-11-26

Publications (1)

Publication Number Publication Date
JPS6194550U true JPS6194550U (en) 1986-06-18

Family

ID=30737119

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17955284U Pending JPS6194550U (en) 1984-11-26 1984-11-26

Country Status (1)

Country Link
JP (1) JPS6194550U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63262455A (en) * 1987-04-21 1988-10-28 Michio Sugiyama Vacuum carburization furnace and its operating method
JP2010070804A (en) * 2008-09-18 2010-04-02 Daido Steel Co Ltd Batch type heat-treatment furnace

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760018A (en) * 1980-09-30 1982-04-10 Ishikawajima Harima Heavy Ind Co Ltd Heat treatment installation for metal

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760018A (en) * 1980-09-30 1982-04-10 Ishikawajima Harima Heavy Ind Co Ltd Heat treatment installation for metal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63262455A (en) * 1987-04-21 1988-10-28 Michio Sugiyama Vacuum carburization furnace and its operating method
JP2010070804A (en) * 2008-09-18 2010-04-02 Daido Steel Co Ltd Batch type heat-treatment furnace

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