CN107557561A - The copper material stress-removal process of appropriateness drop hardness - Google Patents
The copper material stress-removal process of appropriateness drop hardness Download PDFInfo
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- CN107557561A CN107557561A CN201710671288.9A CN201710671288A CN107557561A CN 107557561 A CN107557561 A CN 107557561A CN 201710671288 A CN201710671288 A CN 201710671288A CN 107557561 A CN107557561 A CN 107557561A
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- Prior art keywords
- copper material
- insulation
- area
- copper
- annealing furnace
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 62
- 239000010949 copper Substances 0.000 title claims abstract description 62
- 239000000463 material Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009413 insulation Methods 0.000 claims abstract description 28
- 238000000137 annealing Methods 0.000 claims abstract description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 14
- 239000007789 gas Substances 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000002791 soaking Methods 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 6
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- IYRDVAUFQZOLSB-UHFFFAOYSA-N copper iron Chemical compound [Fe].[Cu] IYRDVAUFQZOLSB-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The present invention discloses a kind of copper material stress-removal process of appropriateness drop hardness, includes following steps：（1）In the blower fan of start front opening annealing furnace, nitrogen is passed through into annealing furnace, by annealing furnace air discharge, hydrogen-nitrogen mixture gas is then passed to, prevents copper material from aoxidizing using gas；（2）Insulation subregion is carried out to annealing furnace, 1st area of insulation, 2nd area of insulation, 5th area of 3rd area of insulation, 4th area of insulation and insulation respectively is, sets each area's holding temperature as 350 DEG C, Bing Jiangge areas temperature control is between 345 DEG C 355 DEG C；（3）Passed through presser device, support roller device and S roller arrangements are rolled up to copper material to clean out；（4）Copper material is wrapped on discharging frame and locked, and copper material volume the outside is connected with leader tape；（5）The soaking time of annealing furnace is set as 1.5 3.5 minutes；After present invention process is handled, the hardness of copper product moderately reduces, and obtains good mechanical performance, is highly suitable for the processing of the Cellphone Accessories such as mobile phone shell.
Description
Technical field
The present invention relates to metal processing sectors technology, refers in particular to a kind of copper material stress-removal technique side of appropriateness drop hardness
Method.
Background technology
Copper product band is the raw material plant of the Cellphone Accessories such as mobile phone shell, when making the Cellphone Accessories such as mobile phone shell, is required to
Stress-removal processing of annealing is carried out to copper product band, in the prior art, package copper product band is mainly directly placed into annealing
Made annealing treatment in stove, soft copper product is directly changed into from hard copper product, it is impossible to the appropriateness drop hardness of copper product is realized, so as to nothing
Method obtains good mechanical performance, can not meet the requirement of the Cellphone Accessories such as mobile phone shell processing.
The content of the invention
In view of this, in view of the existing deficiencies of the prior art, its main purpose is to provide a kind of appropriateness drop hardness to the present invention
Copper material stress-removal process, its effectively solve the problems, such as existing copper product can not realize copper product moderately drop hardness.
To achieve the above object, the present invention is using following technical scheme：
A kind of copper material stress-removal process of appropriateness drop hardness, includes following steps：
（1）In the blower fan of start front opening annealing furnace, nitrogen is passed through into annealing furnace, by annealing furnace air discharge, Ran Houtong
Enter hydrogen-nitrogen mixture gas, prevent copper material from aoxidizing using gas；
（2）Insulation subregion is carried out to annealing furnace, respectively is 1st area of insulation, 2nd area of insulation, 3rd area of insulation, 4th area of insulation and insulation 5
Area, each area's holding temperature is set as 350 DEG C, Bing Jiangge areas temperature control is between 345 DEG C -355 DEG C；
（3）Passed through presser device, support roller device and S roller arrangements are rolled up to copper material to clean out；
（4）Copper material is wrapped on discharging frame and locked, and copper material volume the outside is connected with leader tape；
（5）The soaking time of annealing furnace is set as 1.5-3.5 minutes；
（6）Start to walk material, adjust the tension force of the pressing plate of presser device, make the tension force of copper material in annealing furnace 80-150N it
Between；
（7）Joint is cut at winding, takes A4 paper size sample detections；
（8）Copper product is wound on winder iron ring, adjustment winder tension force is between 15-25N；
（9）Copper product is carried out every paper；
（10）Copper product surface, technological parameter are monitored in production；
（11）A4 paper size sample detections are stayed in blanking.
As a kind of preferred scheme, the copper product thickness is 0.3mm.
As a kind of preferred scheme, the copper product width is 100-380mm.
As a kind of preferred scheme, the copper product is copper-iron alloy, its model C19400.
As a kind of preferred scheme, material is walked in hydrogen-nitrogen mixture gas flow control start after 6-8 ㎡/h, 2 hours.
As a kind of preferred scheme, the step（1）In be passed through nitrogen amount be three bottles.
The present invention has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technical proposal
Understand：
After present invention process is handled, the hardness of copper product moderately reduces, and obtains good mechanical performance, is especially suitable for using
In the processing of the Cellphone Accessories such as mobile phone shell.
Embodiment
Present invention is disclosed a kind of copper material stress-removal process of appropriateness drop hardness, include following steps：
（1）In the blower fan of start front opening annealing furnace, nitrogen is passed through into annealing furnace, by annealing furnace air discharge, Ran Houtong
Enter hydrogen-nitrogen mixture gas, prevent copper material from aoxidizing using gas；In the present embodiment, the amount for being passed through nitrogen is three bottles, the hydrogen nitrogen
Material is walked in mixed gas flow control start after 6-8 ㎡/h, 2 hours.
（2）Insulation subregion is carried out to annealing furnace, respectively is 1st area of insulation, 2nd area of insulation, 3rd area of insulation, 4th area of insulation and guarantor
Warm 5th area, set each area's holding temperature as 350 DEG C, Bing Jiangge areas temperature control is between 345 DEG C -355 DEG C, to protect as much as possible
It is constant to demonstrate,prove temperature.
（3）Passed through presser device, support roller device and S roller arrangements are rolled up to copper material to clean out.
（4）Copper material is wrapped on discharging frame and locked, and copper material volume the outside is connected with leader tape.
（5）The soaking time of annealing furnace is set as 1.5-3.5 minutes.
（6）Start to walk material, adjust the tension force of the pressing plate of presser device, make the tension force of copper material in annealing furnace 80-
Between 150N.Copper product is successively by presser device, support roller device, S roller arrangements, 1st area of insulation, 2nd area of insulation, 3rd area of insulation, insulation
5th area of 4th area and insulation, then export annealing furnace, are wound by winder.
（7）Joint is cut at winding, takes A4 paper size sample detections.
（8）Copper product is wound on winder iron ring, adjustment winder tension force is between 15-25N.
（9）Copper product is carried out every paper.
（10）Copper product surface, technological parameter are monitored in production.
（11）A4 paper size sample detections are stayed in blanking.
In the present embodiment, the copper product thickness is 0.3mm, and the copper product width is 100-380mm, the copper material
Expect for copper-iron alloy, its model C19400.
After above-mentioned processing, the hardness of copper product is moderate, obtains good mechanical performance, is highly suitable for mobile phone
The processing of the Cellphone Accessories such as shell.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore any subtle modifications, equivalent variations and modifications that every technical spirit according to the present invention is made to above example, still
Belong in the range of technical solution of the present invention.
Claims (6)
- A kind of 1. copper material stress-removal process of appropriateness drop hardness, it is characterised in that：Include following steps：（1）In the blower fan of start front opening annealing furnace, nitrogen is passed through into annealing furnace, by annealing furnace air discharge, Ran Houtong Enter hydrogen-nitrogen mixture gas, prevent copper material from aoxidizing using gas；（2）Insulation subregion is carried out to annealing furnace, respectively is 1st area of insulation, 2nd area of insulation, 3rd area of insulation, 4th area of insulation and insulation 5 Area, each area's holding temperature is set as 350 DEG C, Bing Jiangge areas temperature control is between 345 DEG C -355 DEG C；（3）Passed through presser device, support roller device and S roller arrangements are rolled up to copper material to clean out；（4）Copper material is wrapped on discharging frame and locked, and copper material volume the outside is connected with leader tape；（5）The soaking time of annealing furnace is set as 1.5-3.5 minutes；（6）Start to walk material, adjust the tension force of the pressing plate of presser device, make the tension force of copper material in annealing furnace 80-150N it Between；（7）Joint is cut at winding, takes A4 paper size sample detections；（8）Copper product is wound on winder iron ring, adjustment winder tension force is between 15-25N；（9）Copper product is carried out every paper；（10）Copper product surface, technological parameter are monitored in production；（11）A4 paper size sample detections are stayed in blanking.
- 2. the copper material stress-removal process of appropriateness drop hardness according to claim 1, it is characterised in that：The copper product Thickness is 0.3mm.
- 3. the copper material stress-removal process of appropriateness drop hardness according to claim 1, it is characterised in that：The copper product Width is 100-380mm.
- 4. the copper material stress-removal process of appropriateness drop hardness according to claim 1, it is characterised in that：The copper product For copper-iron alloy, its model C19400.
- 5. the copper material stress-removal process of appropriateness drop hardness according to claim 1, it is characterised in that：The hydrogen nitrogen mixes Close gas flow control start after 6-8 ㎡/h, 2 hours and walk material.
- 6. the copper material stress-removal process of appropriateness drop hardness according to claim 1, it is characterised in that：The step （1）In be passed through nitrogen amount be three bottles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710671288.9A CN107557561A (en) | 2017-08-08 | 2017-08-08 | The copper material stress-removal process of appropriateness drop hardness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710671288.9A CN107557561A (en) | 2017-08-08 | 2017-08-08 | The copper material stress-removal process of appropriateness drop hardness |
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| Publication Number | Publication Date |
|---|---|
| CN107557561A true CN107557561A (en) | 2018-01-09 |
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| CN201710671288.9A Pending CN107557561A (en) | 2017-08-08 | 2017-08-08 | The copper material stress-removal process of appropriateness drop hardness |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101209457A (en) * | 2006-12-25 | 2008-07-02 | 上海金地金属制品厂 | Method for calendering pure copper foil |
| CN102629639A (en) * | 2012-01-09 | 2012-08-08 | 久知（吴江）新能源有限公司 | Production technology of compound photovoltaic welding strip |
| CN103014583A (en) * | 2012-11-26 | 2013-04-03 | 江苏太阳光伏科技有限公司 | Production method of clean and pollution-free supersoft tin-plated solder strip |
| CN104669705A (en) * | 2015-03-02 | 2015-06-03 | 东北大学 | Copper/aluminum composite strip and preparation method thereof |
| CN105063526A (en) * | 2015-07-29 | 2015-11-18 | 无锡市东杨电子有限公司 | Nickel strap heat treatment device and technology |
| CN105729064A (en) * | 2016-03-09 | 2016-07-06 | 中天合金技术有限公司 | Short-process high-performance oxygen-free copper strip production method |
| CN106180248A (en) * | 2016-08-05 | 2016-12-07 | 徐高磊 | A kind of electrician is by the production technology of phosphor-copper band |
-
2017
- 2017-08-08 CN CN201710671288.9A patent/CN107557561A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101209457A (en) * | 2006-12-25 | 2008-07-02 | 上海金地金属制品厂 | Method for calendering pure copper foil |
| CN102629639A (en) * | 2012-01-09 | 2012-08-08 | 久知（吴江）新能源有限公司 | Production technology of compound photovoltaic welding strip |
| CN103014583A (en) * | 2012-11-26 | 2013-04-03 | 江苏太阳光伏科技有限公司 | Production method of clean and pollution-free supersoft tin-plated solder strip |
| CN104669705A (en) * | 2015-03-02 | 2015-06-03 | 东北大学 | Copper/aluminum composite strip and preparation method thereof |
| CN105063526A (en) * | 2015-07-29 | 2015-11-18 | 无锡市东杨电子有限公司 | Nickel strap heat treatment device and technology |
| CN105729064A (en) * | 2016-03-09 | 2016-07-06 | 中天合金技术有限公司 | Short-process high-performance oxygen-free copper strip production method |
| CN106180248A (en) * | 2016-08-05 | 2016-12-07 | 徐高磊 | A kind of electrician is by the production technology of phosphor-copper band |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180109 |
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