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	<title>冷却 | 株式会社札幌立体データサービス</title>
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		<title>熱溶解積層方式3Dプリンター夏の熱対策</title>
		<link>https://rittai.jp/3d-printed-circuit-board-cooling-improvement/</link>
		
		<dc:creator><![CDATA[wpmaster]]></dc:creator>
		<pubDate>Tue, 11 Jul 2023 00:00:41 +0000</pubDate>
				<category><![CDATA[3Dプリント]]></category>
		<category><![CDATA[オーバーヒート]]></category>
		<category><![CDATA[ヒートシンク]]></category>
		<category><![CDATA[冷却]]></category>
		<category><![CDATA[基板]]></category>
		<category><![CDATA[熱対策]]></category>
		<category><![CDATA[熱溶解積層方式]]></category>
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					<description><![CDATA[<p>今年の5月に導入した弊社4号機となるMF-1000（MF-1050も含む）ですが、ヒーテッドベッドの性能も良く、温度の上がり方が早いし、ピーク温度も高く非常に優秀な3Dプリンターです。 とある時に造形中にZが上昇せず3D [&#8230;]</p>
The post <a href="https://rittai.jp/3d-printed-circuit-board-cooling-improvement/">熱溶解積層方式3Dプリンター夏の熱対策</a> first appeared on <a href="https://rittai.jp">株式会社札幌立体データサービス</a>.]]></description>
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															<img fetchpriority="high" decoding="async" width="900" height="600" src="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_01.jpg" class="attachment-large size-large wp-image-8670" alt="3d_printed_circuit_board_cooling_improvement_01" srcset="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_01.jpg 900w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_01-300x200.jpg 300w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_01-768x512.jpg 768w" sizes="(max-width: 900px) 100vw, 900px" />															</div>
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									<p>今年の5月に導入した弊社4号機となるMF-1000（MF-1050も含む）ですが、ヒーテッドベッドの性能も良く、温度の上がり方が早いし、ピーク温度も高く非常に優秀な3Dプリンターです。</p><p>とある時に造形中にZが上昇せず3Dが継続されるトラブルが発生し、基板のオーバーヒートを疑いました。実はこのトラブル先代の1号機でも発生しており、原因についてはある程度の予測はしておりました。寒い北海道の冬ですらオーバーヒートの症状が出たくらいなので、夏の環境は条件としては最悪です。</p>								</div>
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									<p>写真奥のスチールカバーが触れないくらいの熱さになります。ちなみにこのスチールカバー自体に基板が取り付けられているわけではなく、その奥にあるベースのスチールに基板が固定されており、写真で見えるカバーは単にフタをしているだけになります。そんなフタが熱くなるくらいですから、基板本体の熱は相当なものだと推測できます。</p>								</div>
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															<img decoding="async" width="900" height="600" src="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_03.jpg" class="attachment-large size-large wp-image-8672" alt="3d_printed_circuit_board_cooling_improvement_03" srcset="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_03.jpg 900w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_03-300x200.jpg 300w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_03-768x512.jpg 768w" sizes="(max-width: 900px) 100vw, 900px" />															</div>
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															<img decoding="async" width="900" height="600" src="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_04.jpg" class="attachment-large size-large wp-image-8673" alt="3d_printed_circuit_board_cooling_improvement_04" srcset="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_04.jpg 900w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_04-300x200.jpg 300w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_04-768x512.jpg 768w" sizes="(max-width: 900px) 100vw, 900px" />															</div>
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									<p>そこで今回はスチールカバーを冷却しつつ、カバー内部の基板に直接風を当てて冷却を行うべく、冷却ファンとヒートシンクを導入することにしました。ヒートシンク用の両面テープを貼り付け</p>								</div>
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															<img loading="lazy" decoding="async" width="900" height="600" src="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_05.jpg" class="attachment-large size-large wp-image-8674" alt="3d_printed_circuit_board_cooling_improvement_05" srcset="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_05.jpg 900w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_05-300x200.jpg 300w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_05-768x512.jpg 768w" sizes="(max-width: 900px) 100vw, 900px" />															</div>
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									<p>スチールカバーに等間隔に貼り付けしました。今回は正面方向のみ貼り付けておりますが、側面などに貼り付けて、放熱の表面積を稼ぐのもありかと思います。</p><p>写真を見ておわかりの通り、下は穴が開いているため、空気を送り込むことができます。</p><p>問題は上に穴がないため空気が抜けません。途中電源ケーブルと通信ケーブルの穴があるので、そこから空気が抜けてくれます。</p>								</div>
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															<img loading="lazy" decoding="async" width="900" height="600" src="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_06.jpg" class="attachment-large size-large wp-image-8675" alt="3d_printed_circuit_board_cooling_improvement_06" srcset="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_06.jpg 900w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_06-300x200.jpg 300w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_06-768x512.jpg 768w" sizes="(max-width: 900px) 100vw, 900px" />															</div>
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															<img loading="lazy" decoding="async" width="900" height="600" src="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_02.jpg" class="attachment-large size-large wp-image-8671" alt="3d_printed_circuit_board_cooling_improvement_02" srcset="https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_02.jpg 900w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_02-300x200.jpg 300w, https://rittai.jp/wp/wp-content/uploads/2023/07/3d_printed_circuit_board_cooling_improvement_02-768x512.jpg 768w" sizes="(max-width: 900px) 100vw, 900px" />															</div>
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									<p>冬場は作業場が1℃程度まで寒くなるため、3Dプリンターの庫内を逆に温めるくらいの感じで、特に熱溶解積層方式ではABSしか使わない弊社は、温めることを重視してきました。しかし今回の4号機はヒーテッドベッドの性能が良く、庫内を温める必要もそれほどなく、夏は基板保護を優先して今回の冷却改造を行いました。</p>								</div>
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									<p>冷却ファンですが、別案件で余っていた120mm12Vファンを昇圧器付きUSB接続で動かしてみるべく、オリジナルケースを3Dプリントして作って見たものの、120mmだと大きすぎて、基板とヒートシンクの範囲を超え、ヒーテッドベッドにまで風が当たってしまい、ボツとなりました。もしファンを使うならば80mm程度のものがちょうど良いかも知れませんので、3号機用の冷却には、80mmファンもしくは、バッテリー内臓の薄型扇風機を取り付けたいと思います。</p>								</div>
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				</div>The post <a href="https://rittai.jp/3d-printed-circuit-board-cooling-improvement/">熱溶解積層方式3Dプリンター夏の熱対策</a> first appeared on <a href="https://rittai.jp">株式会社札幌立体データサービス</a>.]]></content:encoded>
					
		
		
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