JP2006128223A - リフロー炉への混合ガス供給方法およびリフロー炉 - Google Patents
リフロー炉への混合ガス供給方法およびリフロー炉 Download PDFInfo
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- JP2006128223A JP2006128223A JP2004311442A JP2004311442A JP2006128223A JP 2006128223 A JP2006128223 A JP 2006128223A JP 2004311442 A JP2004311442 A JP 2004311442A JP 2004311442 A JP2004311442 A JP 2004311442A JP 2006128223 A JP2006128223 A JP 2006128223A
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- furnace
- air
- mixed gas
- reflow furnace
- pipe
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000011261 inert gas Substances 0.000 claims abstract description 40
- 229910000679 solder Inorganic materials 0.000 claims description 66
- 239000007789 gas Substances 0.000 claims description 56
- 238000001816 cooling Methods 0.000 claims description 8
- 238000005476 soldering Methods 0.000 abstract description 32
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
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Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
【解決手段】本発明は、定量の空気と流量が調整された不活性ガスを混合してリフロー炉に供給し、また本発明のリフロー炉は段階的に分けられた空気量を供給するエアーパイプと定量の不活性ガスを供給する不活性ガスパイプが混合パイプに接続されている。
【選択図】 図1
Description
2 炉の入口
3 炉の出口
4 トンネル状の炉
5 雰囲気封止体
7、8、9、10 混合ガス供給口
11、12、13、14 供給パイプ
17 混合パイプ
18 エアーパイプ
19 不活性ガスパイプ
20、21、22 定流量エアーパイプ
Claims (7)
- 不活性ガスと空気が混合された混合ガスをリフロー炉へ供給する方法において、定量の空気と流量が調整された不活性ガスを混合パイプの途中で混合し、該混合ガスを入口近くの炉内、出口近くの炉内および他の適宜箇所に供給することを特徴とするリフロー炉への混合ガス供給方法。
- 前記入口近くの予備加熱ゾーンと出口近くの冷却ゾーンへの混合ガスの供給は、必要に応じて断続供給または供給量を調整することを特徴とする請求項1記載のリフロー炉への混合ガス供給方法。
- 前記定量の空気は、流量が段階的に選択されることを特徴とする請求項1記載のリフロー炉への混合ガス供給方法。
- 前記リフロー炉内の酸素濃度は、500〜10,000ppmであることを特徴とする請求項1記載のリフロー炉への混合ガス供給方法。
- 炉内を適当な酸素濃度にしてプリント基板のはんだ付けを行うリフロー炉において、炉の入口近くの炉内、出口近くの炉内および他の適宜箇所に混合ガス供給口が形成されていて、これらの混合ガス供給口には供給パイプが接続されており、該供給パイプは混合パイプに接続されているとともに、混合パイプにはエアーパイプと不活性ガスパイプが接続されており、エアーパイプは流量調整装置と開閉弁が設置された複数の定流量エアーパイプに接続されていて、しかもこれらの定流量エアーパイプはエアー供給パイプにより空気供給源に接続されており、また前記不活性ガスパイプは流量調整可能な弁を介して不活性ガス供給源に接続されていることを特徴とするリフロー炉。
- 前記供給パイプのうち、少なくとも炉の出入口近くの混合ガス供給口に接続する供給パイプには開閉弁が設置されていることを特徴とする請求項5記載のリフロー炉。
- 前記不活性ガスパイプの流量調整可能な弁は、電磁弁であることを特徴とする請求項5記載のリフロー炉。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004311442A JP4456462B2 (ja) | 2004-10-26 | 2004-10-26 | リフロー炉への混合ガス供給方法およびリフロー炉 |
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JP2004311442A JP4456462B2 (ja) | 2004-10-26 | 2004-10-26 | リフロー炉への混合ガス供給方法およびリフロー炉 |
Publications (2)
Publication Number | Publication Date |
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JP2006128223A true JP2006128223A (ja) | 2006-05-18 |
JP4456462B2 JP4456462B2 (ja) | 2010-04-28 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110972400A (zh) * | 2019-12-20 | 2020-04-07 | 安徽天兵电子科技股份有限公司 | 一种pcb板烘烤装置 |
WO2022251052A1 (en) * | 2021-05-24 | 2022-12-01 | Illinois Tool Works Inc. | Gas control system for reflow furnace and reflow furnace |
CN117686667A (zh) * | 2024-01-31 | 2024-03-12 | 伟凯美(深圳)自动化技术有限公司 | 一种氧气浓度检测分析方法、装置和*** |
-
2004
- 2004-10-26 JP JP2004311442A patent/JP4456462B2/ja active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110972400A (zh) * | 2019-12-20 | 2020-04-07 | 安徽天兵电子科技股份有限公司 | 一种pcb板烘烤装置 |
CN110972400B (zh) * | 2019-12-20 | 2022-09-06 | 安徽天兵电子科技股份有限公司 | 一种pcb板烘烤装置 |
WO2022251052A1 (en) * | 2021-05-24 | 2022-12-01 | Illinois Tool Works Inc. | Gas control system for reflow furnace and reflow furnace |
CN117686667A (zh) * | 2024-01-31 | 2024-03-12 | 伟凯美(深圳)自动化技术有限公司 | 一种氧气浓度检测分析方法、装置和*** |
CN117686667B (zh) * | 2024-01-31 | 2024-04-09 | 伟凯美(深圳)自动化技术有限公司 | 一种氧气浓度检测分析方法、装置和*** |
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JP4456462B2 (ja) | 2010-04-28 |
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