CN102700218B - Production method of composite aluminum plate for blowing expansion type evaporator - Google Patents
Production method of composite aluminum plate for blowing expansion type evaporator Download PDFInfo
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- CN102700218B CN102700218B CN201210210336.1A CN201210210336A CN102700218B CN 102700218 B CN102700218 B CN 102700218B CN 201210210336 A CN201210210336 A CN 201210210336A CN 102700218 B CN102700218 B CN 102700218B
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Abstract
The invention belongs to the field of an evaporator and particularly relates to a production method of a composite aluminum plate for a blowing expansion type evaporator. According to the method, the composite aluminum plate for the blowing expansion type evaporator is formed through the steps of aluminum plate annealing, rolling brushing, printing, plate covering, hot rolling and the like. The blowing expansion type evaporator manufactured by the composite aluminum plate produced by the production method provided by the invention has the advantages that the heat conversion efficiency is high, the service life is long, in addition, the production efficiency is high, the automation degree of the production line is high, and the cost is low.
Description
Technical field
The invention belongs to evaporator applications, specifically the production method of the multiple aluminium sheet of a kind of inflation type evaporator.
Background technology
Evaporimeter is parts very important in the large part of refrigeration four, the condensed gas of low temperature passes through evaporimeter, heat exchange is carried out with the air in the external world, liquefaction heat absorption, reach the effect of refrigeration, but with regard to existing simple gate refrigerator, because it adopts more type to be inflation type evaporator, refrigerant often produces very large noise when flowing.
If existing inflation type evaporator form uses the method increasing secondary capillary buffering and flaring mouth to reduce the noise of refrigerant, but, it is too complicated that such structure can make connecting pipe length strengthen, then existing production line balance demand can not often be adapted to when production causes assembling, the production technology cycle of especially existing inflation type evaporator is long, manufacturing cost is high, and the stability of product quality is not high.
Summary of the invention
The problem to be solved in the present invention how to produce the multiple aluminium sheet of the high inflation type evaporator of good airproof performance, thermal conversion efficiency, provides the production method of the multiple aluminium sheet of a kind of inflation type evaporator.
The invention provides following technical scheme:
The production method of the multiple aluminium sheet of inflation type evaporator, it comprises the steps:
A, annealed by the aluminium sheet after cutting, the temperature of annealing is 470 DEG C-510 DEG C, and the time is 7h-8h, then normal temperature cooling;
B, by aluminium sheet unhairing machine roller brush aluminium sheet by aluminium sheet hacking, make aluminium sheet wherein one side there is roughness;
C, carry out printing graphite in the one side that aluminium sheet is coarse, form graphite circuit in surface of aluminum plate, then enter drying tunnel and dry, the temperature of drying tunnel is 120 DEG C-150 DEG C, and the time is 3min-5min;
Surface d, aluminium sheet after the drying with graphite is covered one deck aluminium sheet and is formed double-deck aluminium sheet, and then put into continuous oven heating 48min-52min, temperature is 555 DEG C-585 DEG C;
E, prolong swaging become multiple aluminium sheet to carrying out hot rolling from continuous oven double-deck aluminium sheet out, on double-deck aluminium sheet, drench cooling fluid while pressure is prolonged in hot rolling and cool;
F, anneal to multiple aluminium sheet, temperature is 410 DEG C-450 DEG C, and the time is 3.5h-4.5h;
G, aligned by level(l)ing machine the multiple aluminium sheet after annealing, then carry out boring the fabrication hole of air blowing, fabrication hole is on graphite circuit.
The inflation type evaporator thermal conversion efficiency that the multiple aluminium sheet that the present invention produces manufactures is high, long service life, and production efficiency is high, and production line automation degree is high, and cost is low.
Detailed description of the invention
The production method of the multiple aluminium sheet of inflation type evaporator, it comprises the steps:
A, annealed by the aluminium sheet after cutting, the temperature of annealing is 470 DEG C DEG C, and the time is 8h, then normal temperature cooling; In this step, annealing temperature also can be 480 DEG C, 490 or 500, and the time also can be 7h or 7.5h, and the greasy dirt of surface of aluminum plate is mainly removed in annealing.
B, by aluminium sheet unhairing machine roller brush aluminium sheet by aluminium sheet hacking, make aluminium sheet wherein one side there is roughness;
C, carry out printing graphite in the one side that aluminium sheet is coarse, form graphite circuit in surface of aluminum plate, then enter drying tunnel and dry, the temperature of drying tunnel is 120 DEG C, and the time is 3min; This mode of printing is automatic printing, and the temperature of drying tunnel can be 130 DEG C or 150 DEG C, and the time of oven dry can be 4min or 5min.
Surface d, aluminium sheet after the drying with graphite is covered one deck aluminium sheet and is formed double-deck aluminium sheet, and then put into continuous oven heating 48min-52min, be generally 50min, temperature is 555 DEG C-585 DEG C, is generally 570 DEG C;
E, prolong pressure make double-deck aluminium sheet become long thin multiple aluminium sheet to carrying out hot rolling from continuous oven double-deck aluminium sheet out, on double-deck aluminium sheet, drench cooling fluid while pressure is prolonged in hot rolling and cool;
F, anneal to multiple aluminium sheet, temperature is 410 DEG C-450 DEG C, and be generally 430 DEG C, the time is 3.5h-4.5h, is generally 4h;
G, aligned by level(l)ing machine the multiple aluminium sheet after annealing, then carry out boring the fabrication hole of air blowing, fabrication hole is on graphite circuit.
The multiple aluminium sheet of inflation type evaporator is manufactured by above step method.
Then inflation type evaporator is manufactured by following steps:
H, by fabrication hole to carrying out inflation, inflation gas is nitrogen, and air pressure is 8-10MPa, is generally 9MPa, the aluminium sheet on graphite circuit is heaved on multiple aluminium sheet, forms pipeline, then cuts out forming the multiple aluminium sheet of pipeline;
I, die-cut to the multiple aluminium sheet after cutting out, rush installing hole, the inflation aperture place welding connecting tube then on pipeline, form evaporimeter blank;
J, evaporimeter blank once to be hunted leak, leak detection evaporimeter blank is put into water to lead to Compressed Gas at the mouth of pipe and detect, check air-tightness, then after carrying out the process of surface removing greasy dirt impurity, removing oily waste treatment adopts the JH-51 type aluminic acid precipitation liquid of Changzhou Junhe Technology Co., Ltd. of Jiangsu Province's Changzhou production to clean, and then passes through clean water;
K, evaporimeter blank carried out to surface passivating treatment and form diaphragm, Passivation Treatment is that the JH-43 type aluminium film forming agent solution that Changzhou Junhe Technology Co., Ltd. evaporimeter blank being put into Jiangsu Province's Changzhou produces carries out, and then carries out secondary leak detection;
L, carry out drying and processing to evaporimeter blank, bake out temperature is 150 DEG C-170 DEG C, and the time is 18min-20min; Automatic coating is carried out in oven dry, dusts at evaporimeter blank surface, and dusting is spray the powder that main component is epoxy resin, and also comprise curing agent etc., enhancing anti-corrosive properties of dusting, increase the service life; Baking and curing again after dusting, temperature is 145 DEG C-235 DEG C, and the time is 23min-25min;
M, inject the nitrogen of 0.2MPa at evaporimeter blank, form inflation type evaporator.
Then, inflation type evaporator carries out appearance test and packaging.
Claims (1)
1. the production method of the multiple aluminium sheet of inflation type evaporator, it comprises the steps:
A, annealed by the aluminium sheet after cutting, the temperature of annealing is 470 DEG C-510 DEG C, and the time is 7h-8h, then normal temperature cooling;
B, by aluminium sheet unhairing machine roller brush aluminium sheet by aluminium sheet hacking, make aluminium sheet wherein one side there is roughness;
C, carry out printing graphite in the one side that aluminium sheet is coarse, form graphite circuit in surface of aluminum plate, then enter drying tunnel and dry, the temperature of drying tunnel is 120 DEG C-150 DEG C, and the time is 3min-5min;
Surface d, aluminium sheet after the drying with graphite is covered one deck aluminium sheet and is formed double-deck aluminium sheet, and then put into continuous oven heating 48min-52min, temperature is 555 DEG C-585 DEG C;
E, prolong swaging become multiple aluminium sheet to carrying out hot rolling from continuous oven double-deck aluminium sheet out, on double-deck aluminium sheet, drench cooling fluid while pressure is prolonged in hot rolling and cool;
F, anneal to multiple aluminium sheet, temperature is 410 DEG C-450 DEG C, and the time is 3.5h-4.5h;
G, aligned by level(l)ing machine the multiple aluminium sheet after annealing, then carry out boring the fabrication hole of air blowing, fabrication hole is on graphite circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210210336.1A CN102700218B (en) | 2012-06-25 | 2012-06-25 | Production method of composite aluminum plate for blowing expansion type evaporator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210210336.1A CN102700218B (en) | 2012-06-25 | 2012-06-25 | Production method of composite aluminum plate for blowing expansion type evaporator |
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| Publication Number | Publication Date |
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| CN102700218A CN102700218A (en) | 2012-10-03 |
| CN102700218B true CN102700218B (en) | 2015-07-15 |
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| CN201210210336.1A Active CN102700218B (en) | 2012-06-25 | 2012-06-25 | Production method of composite aluminum plate for blowing expansion type evaporator |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103464966B (en) * | 2013-08-21 | 2016-02-10 | 浙江嘉熙光电设备制造有限公司 | Fine aluminium sheet material single-side blowing-up technology |
| CN103394882B (en) * | 2013-08-27 | 2016-01-20 | 浙江嘉熙光电设备制造有限公司 | The flat blowing-up technology of fine aluminium sheet material double face |
| CN105101751B (en) * | 2015-07-03 | 2018-04-17 | 浙江嘉熙科技有限公司 | Hot superconduction chip Radiator and its preparation method |
| CN105140194B (en) * | 2015-07-03 | 2018-02-02 | 浙江嘉熙科技有限公司 | Hot superconducting radiator and its manufacture method |
| CN109385135A (en) * | 2018-11-09 | 2019-02-26 | 常州常发制冷科技有限公司 | Lotion and its preparation process and application method are rolled in the resistance of inflation type heat exchanger processing |
| CN110253239A (en) * | 2019-06-24 | 2019-09-20 | 鑫佰图科技(惠州)有限公司 | A kind of production technology of high-flatness, single-side blown plate type evaporator |
Citations (3)
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| CN2898054Y (en) * | 2006-03-24 | 2007-05-09 | 江苏常发实业集团有限公司 | Continuous annealing apparatus for expanded aluminum plate |
| CN101396790A (en) * | 2007-10-05 | 2009-04-01 | 奚啸谷 | Production method of aluminum-aluminum composite inflation type pipeline board |
| CN101972926A (en) * | 2010-09-30 | 2011-02-16 | 无锡银邦铝业有限公司 | Multilayer composite belt for brazing type heat exchanger and manufacturing method thereof |
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2012
- 2012-06-25 CN CN201210210336.1A patent/CN102700218B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2898054Y (en) * | 2006-03-24 | 2007-05-09 | 江苏常发实业集团有限公司 | Continuous annealing apparatus for expanded aluminum plate |
| CN101396790A (en) * | 2007-10-05 | 2009-04-01 | 奚啸谷 | Production method of aluminum-aluminum composite inflation type pipeline board |
| CN101972926A (en) * | 2010-09-30 | 2011-02-16 | 无锡银邦铝业有限公司 | Multilayer composite belt for brazing type heat exchanger and manufacturing method thereof |
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| 印刷管路延压膨胀管型铝蒸发器;景学得;《家用电器科技》;19830331(第3期);42-43 * |
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