The utility model discloses an oil cooling device of a dry powder hydraulic machine for powder metallurgy production, which comprises a return pipe and an oil inlet pipe. The upper pipeline of the return pipe is connected with an oil return valve, and the back end of the return valve is connected with an oil pump through a pipeline; the back end of the oil pump is connected with an oil pipeline coil, which is arranged inside the evaporative heat exchanger; and the back end of the oil pipeline coil pipe is connected with an oil inlet valve through a pipeline. The oil inlet valve is connected to the oil inlet pipe; the inner part of the evaporation heat exchanger is provided with the cooling coil and the oil pipeline coil coiling each other; the one end of the cooling coil outlet evaporation heat exchanger pipeline is connected with the low-pressure pressure control; the low-pressure pressure pressure control back-end pipeline is connected with the compressor, the back end of the compressor is connected with the condensing pump through the pipeline, and the back end of the condensing pump is connected with the high-pressure control; The condensation pressure control is connected through the pipeline, and the expansion valve is connected in the back-end pipeline of the condensation pressure control. The cooling device realizes the purpose of hydraulic oil cooling while continuous production. The cooling effect is good and the production efficiency is high.
【技术实现步骤摘要】
一种粉末冶金生产用干粉液压机油液冷却装置
本技术属于机件加工领域,具体涉及粉末冶金领域,更具体涉及一种粉末冶金生产用干粉液压机油液冷却装置。
技术介绍
粉末冶金是制取金属粉末或用金属粉末(金属粉末与非金属粉末的混合物)作为原料,经过成形和烧结,制取金属材料、复合材料以及各种类型制品的工业技术。目前,粉末冶金技术已被广泛应用于交通、机械、电子、航空航天、兵器、生物、新能源、信息和核工业等领域,成为新材料科学中最具发展活力的分支之一。粉末冶金技术具备显著节能、省材、性能优异、产品精度高且稳定性好等一系列优点,非常适合于大批量生产。另外,部分用传统铸造方法和机械加工方法无法制备的材料和复杂零件也可用粉末冶金技术制造,因而备受工业界的重视。广义的粉末冶金制品业涵括了铁石刀具、硬质合金、磁性材料以及粉末冶金制品等。狭义的粉末冶金制品业仅指粉末冶金制品,包括粉末冶金零件(占绝大部分)、含油轴承和金属射出成型制品等。粉末冶金的加工流程一般包括有:配料混料、压制、烧结、整形、机加工、蒸汽/热处理等步骤,针对不同的加工要求,有的工件不采用蒸汽处理,而使用振动研磨机对工件进行打磨去毛 ...
【技术保护点】
1.一种粉末冶金生产用干粉液压机油液冷却装置,包括回油管(1)和进油管(2),其特征在于:所述回油管(1)上管路连接有回油阀(3),回油阀后端通过管路连接有油泵(5);所述油泵后端连接有油路盘管,油路盘管设置在蒸发换热器(6)内部;所述油路盘管后端通过管路连接有进油阀(4),进油阀连接在进油管(2)上;所述蒸发换热器(6)内部设置有冷却盘管与油路盘管相互盘绕,冷却盘管出蒸发换热器一端管路上连接有低压压控(7);所述低压压控后端管路上连接有压缩机(8),压缩机后端通过管路连接有冷凝泵(9),冷凝泵后端连接有高压压控(11);所述高压压控后端通过管路连接有冷凝压控(12),冷凝 ...
【技术特征摘要】
1.一种粉末冶金生产用干粉液压机油液冷却装置,包括回油管(1)和进油管(2),其特征在于:所述回油管(1)上管路连接有回油阀(3),回油阀后端通过管路连接有油泵(5);所述油泵后端连接有油路盘管,油路盘管设置在蒸发换热器(6)内部;所述油路盘管后端通过管路连接有进油阀(4),进油阀连接在进油管(2)上;所述蒸发换热器(6)内部设置有冷却盘管与油路盘管相互盘绕,冷却盘管出蒸发换热器一端管路上连接有低压压控(7);所述低压压控后端管路上连接有压缩机(8),压缩机后端通过管路连接有冷凝泵(9),冷凝泵后端连接有高压压控(11);所述高压压控后端通过管路连接有冷凝压控(12),冷凝压控后端管路上连接...
【专利技术属性】
技术研发人员:侯祥春,尹国庆,李林,
申请(专利权)人:莱州三王粉末冶金有限公司,
类型:新型
国别省市:山东,37
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