CN101030491A - Production of triple-layer composite cold-rolling welded rivet contact - Google Patents
Production of triple-layer composite cold-rolling welded rivet contact Download PDFInfo
- Publication number
- CN101030491A CN101030491A CN 200710036330 CN200710036330A CN101030491A CN 101030491 A CN101030491 A CN 101030491A CN 200710036330 CN200710036330 CN 200710036330 CN 200710036330 A CN200710036330 A CN 200710036330A CN 101030491 A CN101030491 A CN 101030491A
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- metal
- cold
- rivet
- rivet contact
- cheap
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000005097 cold rolling Methods 0.000 title claims description 32
- 239000002131 composite material Substances 0.000 title claims description 28
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000010970 precious metal Substances 0.000 claims abstract description 17
- 238000003466 welding Methods 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims description 36
- 239000002184 metal Substances 0.000 claims description 36
- 150000001875 compounds Chemical class 0.000 claims description 28
- 229910000510 noble metal Inorganic materials 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 11
- 238000004080 punching Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 239000010953 base metal Substances 0.000 abstract 4
- 238000010273 cold forging Methods 0.000 abstract 2
- 238000003825 pressing Methods 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 9
- 229910052709 silver Inorganic materials 0.000 description 8
- 239000004332 silver Substances 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000010946 fine silver Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000013332 literature search Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention is concerned with the production for three layers complex cold pressure welding rivet contact belonging to electrical equipment process field. (1) Send base metal wire and precious metal wire to the first double deck complex cold pressure welding rivet contact machine to get double deck complex rivet contact by cold forging and cold pressure welding. (2) Send double deck complex rivet contact to punch press through a vibrational sending machine to get cylinder made of by base metal wire and precious metal wire after pressing. (3) Put some cylinders in a line when the surface of base metal is at front through the vibrational sending machine and send to the second double deck complex cold pressure welding rivet contact machine. (4) During the second machine, cut the base metal part of the cylinders and get three layers complex rivet contact by cold forging and cold pressure welding. This invention uses conventional double deck complex cold pressure welding rivet contact machine to produce three layers complex cold pressure welding rivet contact.
Description
Technical field
What the present invention relates to is a kind of manufacture method of technical field of electric appliances, specifically is a kind of manufacture method of triple-layer composite cold-rolling welded rivet contact.
Background technology
Rivet contact is a primary element important in the electromagnetic relay, is divided into integral rivet contact, Send double deck complex rivet and three kinds of basic structure forms of three layers of composite rivet contact according to the different rivet contacts of purposes.Wherein integral rivet contact noble metal is wasteful, the cost height of product; The working face of Send double deck complex rivet is good noble metal of electrical property or alloy, and remainder is a cheap metal; Two end faces of three layers of composite rivet contact are certain thickness noble metal or alloy, are cheap metals between two end faces.
At present, domestic in the import eighties several three layers of composite rivet contact production equipment special, these equipment all are in idle or scrap state, and offshore company is owing to multiple reason also no longer provides this equipment to domestic.Therefore, there is a very big difficult problem in the production of three layers of domestic composite rivet contact, has influenced further developing of China's relay industry.
Through the literature search of prior art is found, at present, the rivet contact industry is quite universal at home to be used for the cold-rolling welded rivet machine of production Send double deck complex rivet.The utility model patent of China Patent No. 02276625.1 " a kind of cold welding composite contact machine is towards plain film goods building mortion " by name, describe a kind of apparatus and method of on the cold pressure welding compound rivet machine, producing the double-deck electrical contact of plain film shape, also can recognize the basic functional principle of cold pressure welding compound rivet machine from its patent specification.But existing two-layer compound cold-rolling welded rivet machine technology fails to solve the production difficult problem of three layers of composite rivet contact.In further retrieving, find as yet and the identical or similar bibliographical information of the production method of triple-layer composite cold-rolling welded rivet contact of the present invention.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, a kind of manufacture method of triple-layer composite cold-rolling welded rivet contact is provided, make it utilize traditional double-deck composite cold-rolling welded rivet machine to produce triple-layer composite cold-rolling welded rivet contact, solved the production difficult problem of domestic three layers of composite rivet contact.
The present invention is achieved by the following technical solutions, and concrete steps are as follows:
(1) a cheap metal silk and precious metal are delivered to the cheap metal silk porch and the precious metal porch of first two-layer compound cold-rolling welded rivet machine respectively, after cold-heading cold welding is compound, obtained Send double deck complex rivet;
(2) Send double deck complex rivet that step (1) is obtained is delivered to press machine through vibration feeder, obtains the cylinder of being made up of noble metal, cheap metal double layer of metal after punching press;
(3) a plurality of cylinders are arranged in wire according to linking to each other before and after cheap metal direction forward-facing is under the effect of vibration feeder, deliver to the cheap metal silk porch of second two-layer compound cold-rolling welded rivet machine, another root precious metal is still delivered to the precious metal porch of second two-layer compound cold-rolling welded rivet machine;
(4) in second two-layer compound cold-rolling welded rivet machine, it is cut to obtain the cylindrical cheap metal end be made up of noble metal, cheap metal double layer of metal through step (2) after punching press, compound with the cylindrical precious metal sheets that bright and clean surface and precious metal material scale off through cold-heading cold welding, thus three layers of composite rivet contact that two ends are noble metals finally obtained.
In the step (2), the described cylinder of forming by noble metal, cheap metal double layer of metal, its noble metal portion thickness is 0.1～1.5mm, the thickness of cheap metal portion is 1～10mm.
In the step (4), described cylindrical cheap metal end is cut, and the thickness of excision is 0.05～0.5mm.
Step (4), described three layers of composite rivet contact, its two ends are noble metals, the centre is a cheap metal.
Beneficial effect of the present invention is: the present invention makes full use of existing two-layer compound rivet production technology and equipment, on the basis of two two-layer compound cold-rolling welded rivet machines, increase equipment such as stamping machine and vibration feeder, require combinations produce to go out triple-layer composite cold-rolling welded rivet contact according to method, have important practical significance for the device upgrade transformation that has the rivet contact production industry now.
Description of drawings
The structure drawing of device that Fig. 1 uses for the embodiment of the invention
Fig. 2 is the inventive method flow chart, wherein scheming A is the Send double deck complex rivet that step (1) obtains, figure B is the cylinder of being made up of noble metal, cheap metal double layer of metal that step (2) obtains, figure C is a plurality of cylindrical arrangement signals in the step (3), the three layer composite rivet contact of figure D for finally obtaining.
Embodiment
Below in conjunction with accompanying drawing method principle of the present invention is elaborated: present embodiment is being to implement under the prerequisite with the technical solution of the present invention; detailed execution mode and concrete operating process have been provided; precious metal is selected the fine silver silk for use; the cheap metal silk is selected copper wire for use, but protection scope of the present invention is not limited to following embodiment.
As shown in Figure 1, the process units that adopts of present embodiment comprises two two-layer compound cold-rolling welded rivet machines 1 and 3, press machine 2, copper wire plate rail 4, filamentary silver plate rail 5 and 8 and two vibration feeders 6 and 7.
As shown in Figure 2, method flow of the present invention: after filamentary silver and copper wire are sent into process units, finish shaping of three composite cold-rolling welded rivet contacts in auxiliary a, punching press compound down of two cover vibration feeders through twice cold welding.
The copper wire of one-tenth dish is placed on the charging tray frame 4, and the head of silk material enters the porch of the cheap metal silk material of two-layer compound cold-rolling welded rivet machine 1.The filamentary silver of one-tenth dish is placed on the charging tray frame 5, and the head of silk material enters the porch of the precious metal material of two-layer compound cold-rolling welded rivet machine 1.After 1 work of two-layer compound cold-rolling welded rivet machine, can draw in copper wire and filamentary silver automatically, so feeding is automatic.1 each work period of two-layer compound cold-rolling welded rivet machine all is combined with each other certain thickness copper wire and filamentary silver by large deformation.After compound the finishing, form a Send double deck complex rivet, the head surface of rivet contact is that thickness is the fine silver of 0.1～1.5mm, and the thickness of copper pin is 1～10mm, shown in the A in the accompanying drawing 2.This Send double deck complex rivet falls into vibration feeder 6, delivers to press machine 2 automatically after vibration feeder is arranged, and forms a cylinder after punching press, shown in the B in the accompanying drawing 2.Cylindrical top is silver, and the bottom is a copper.A plurality of cylinders form threadly forward under the effect of vibration feeder 7 with copper face arrangement from beginning to end, shown in the C in the accompanying drawing 2, send into the porch of the cheap metal silk material of two-layer compound cold-rolling welded rivet machine 3.Be the filamentary silver that becomes dish on the charging tray frame 8, the head of silk material enters the porch of the precious metal material of two-layer compound cold-rolling welded rivet machine 3.In two-layer compound cold-rolling welded rivet machine 3, each cylindrical head of being made up of copper of sending into through the cheap metal silk material porch of two-layer compound cold-rolling welded rivet machine 3 can be cut the thickness of 0.05～0.5mm, compound with the cylindrical silver strip that bright and clean surface and filamentary silver material scale off through cold-heading cold welding, the thickness of the silver-colored end face that the distortion back is new is 0.1～1.5mm, thereby obtain three layers of composite rivet contact, shown in the D in the accompanying drawing 2.The entire method process is automatically carried out repeatedly.
As can be seen from the above-described embodiment, by with many traditional equipment according to certain technological process combination and successive, automatically produce three layers of composite rivet contact, thereby solved the production difficult problem of three layers of composite rivet contact of domestic solution.
Claims (4)
1, a kind of manufacture method of triple-layer composite cold-rolling welded rivet contact is characterized in that, concrete steps are as follows:
(1) a cheap metal silk and precious metal are delivered to the cheap metal silk porch and the precious metal porch of first two-layer compound cold-rolling welded rivet machine respectively, after cold-heading cold welding is compound, obtained Send double deck complex rivet;
(2) Send double deck complex rivet that step (1) is obtained is delivered to press machine through vibration feeder, obtains the cylinder of being made up of noble metal, cheap metal double layer of metal after punching press;
(3) a plurality of cylinders are arranged in wire according to linking to each other before and after cheap metal direction forward-facing is under the effect of vibration feeder, deliver to the cheap metal silk porch of second two-layer compound cold-rolling welded rivet machine, and another root precious metal is still delivered to the precious metal porch;
(4) in second two-layer compound cold-rolling welded rivet machine, after punching press, obtain partly to be excised through step (2) by the cylindrical cheap metal end that noble metal, cheap metal double layer of metal are formed, compound with the cylindrical precious metal sheets that bright and clean surface and precious metal material scale off through cold-heading cold welding, obtain three layers of composite rivet contact.
2, the manufacture method of triple-layer composite cold-rolling welded rivet contact according to claim 1, it is characterized in that, in the step (2), the described cylinder of forming by noble metal, cheap metal double layer of metal, its noble metal portion thickness is 0.1～1.5mm, and the thickness of cheap metal portion is 1～10mm.
3, the manufacture method of triple-layer composite cold-rolling welded rivet contact according to claim 1 is characterized in that, in the step (4), described cylindrical cheap metal end is partly excised, and the thickness of excision is 0.05～0.5mm.
4, the manufacture method of triple-layer composite cold-rolling welded rivet contact according to claim 1 is characterized in that, step (4), and described three layers of composite rivet contact, its two ends are noble metals, the centre is a cheap metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100363306A CN100466131C (en) | 2007-01-11 | 2007-01-11 | Production of triple-layer composite cold-rolling welded rivet contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100363306A CN100466131C (en) | 2007-01-11 | 2007-01-11 | Production of triple-layer composite cold-rolling welded rivet contact |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101030491A true CN101030491A (en) | 2007-09-05 |
| CN100466131C CN100466131C (en) | 2009-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2007100363306A Active CN100466131C (en) | 2007-01-11 | 2007-01-11 | Production of triple-layer composite cold-rolling welded rivet contact |
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| CN (1) | CN100466131C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101704182B (en) * | 2009-11-11 | 2011-04-20 | 北京科技大学 | Cold-pressing compound forming method of noble/base metal stratified composite material parts |
| CN101752116B (en) * | 2009-12-30 | 2011-12-21 | 温州聚星银触点有限公司 | Manufacturing device of three-layered composite electric contact |
| CN102848066A (en) * | 2012-09-10 | 2013-01-02 | 大都克电接触科技（中国）有限公司 | Wire positioning mechanism of cold welding machine tool |
| CN102848067A (en) * | 2012-09-10 | 2013-01-02 | 大都克电接触科技（中国）有限公司 | Position adjusting mechanism for ejection pin of cold welding machine tool |
| CN108405787A (en) * | 2018-03-15 | 2018-08-17 | 佛山市嘉之润电业有限公司 | A kind of fastener processing technology |
| CN111531100A (en) * | 2020-05-09 | 2020-08-14 | 温州聚星科技股份有限公司 | Novel three-punch type cold heading rivet contact processing method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2021007B (en) * | 1978-05-17 | 1982-08-25 | Johnson Matthey Co Ltd | Making electrical contacts |
| DE8006816U1 (en) * | 1980-03-13 | 1980-07-17 | Ellenberger & Poensgen Gmbh, 8503 Altdorf | Switching tongue for electrical switching devices |
| JP2002540578A (en) * | 1999-03-29 | 2002-11-26 | シーメンス アクチエンゲゼルシヤフト | Switching contacts for electrical switching devices |
| CN2401979Y (en) * | 1999-12-14 | 2000-10-18 | 广东工业大学 | Multi-layer composite electric contactor |
| CN2573109Y (en) * | 2002-09-21 | 2003-09-17 | 曾智丹 | Device for stamping product flat sheet for cold press welding compound contact machine |
| CN2610472Y (en) * | 2003-03-10 | 2004-04-07 | 薛根涛 | Bimetal cold-heading compound automaton |
| CN100390913C (en) * | 2006-03-02 | 2008-05-28 | 乐百令 | Three-layer composite electric contact manufacturing process |
-
2007
- 2007-01-11 CN CNB2007100363306A patent/CN100466131C/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101704182B (en) * | 2009-11-11 | 2011-04-20 | 北京科技大学 | Cold-pressing compound forming method of noble/base metal stratified composite material parts |
| CN101752116B (en) * | 2009-12-30 | 2011-12-21 | 温州聚星银触点有限公司 | Manufacturing device of three-layered composite electric contact |
| CN102848066A (en) * | 2012-09-10 | 2013-01-02 | 大都克电接触科技（中国）有限公司 | Wire positioning mechanism of cold welding machine tool |
| CN102848067A (en) * | 2012-09-10 | 2013-01-02 | 大都克电接触科技（中国）有限公司 | Position adjusting mechanism for ejection pin of cold welding machine tool |
| CN108405787A (en) * | 2018-03-15 | 2018-08-17 | 佛山市嘉之润电业有限公司 | A kind of fastener processing technology |
| CN111531100A (en) * | 2020-05-09 | 2020-08-14 | 温州聚星科技股份有限公司 | Novel three-punch type cold heading rivet contact processing method |
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| Publication number | Publication date |
|---|---|
| CN100466131C (en) | 2009-03-04 |
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| ASS | Succession or assignment of patent right |
Owner name: WENZHOU HONGFENG ELECTRICAL ALLOY CO. Free format text: FORMER OWNER: CHEN XIAO Effective date: 20080912 |
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Effective date of registration: 20080912 Address after: Zhejiang Province, Yueqing North white elephant industrial zone Tangxia town encoding: 325603 Applicant after: Wenzhou Hongfeng Electrical Alloy Co., Ltd. Address before: Room 601, room 105, 811 lane, Dongchuan Road, Shanghai, Minhang District: 200240 Applicant before: Chen Xiao |
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Address after: 325603 Zhejiang province Yueqing North white elephant town Tangxia Industrial Zone Patentee after: Wenzhou Hongfeng Electrical Alloy Co., Ltd. Address before: 325603 Zhejiang province Yueqing North white elephant town Tangxia Industrial Zone Patentee before: Wenzhou Hongfeng Electrical Alloy Co., Ltd. |