CN106449191A - Three-composite contact and manufacturing device thereof - Google Patents
Three-composite contact and manufacturing device thereof Download PDFInfo
- Publication number
- CN106449191A CN106449191A CN201610884449.8A CN201610884449A CN106449191A CN 106449191 A CN106449191 A CN 106449191A CN 201610884449 A CN201610884449 A CN 201610884449A CN 106449191 A CN106449191 A CN 106449191A
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- China
- Prior art keywords
- die cavity
- base
- alloy layer
- feeding
- bed die
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/021—Composite material
- H01H1/025—Composite material having copper as the basic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/04—Co-operating contacts of different material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/04—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
Abstract
The invention provides a three-composite contact and a manufacturing device thereof. The three-composite contact comprises a copper-based layer and a silver alloy layer, wherein a cylindrical foot is arranged at the top of the copper-based layer; the silver alloy layer comprises a top silver alloy layer and a bottom silver alloy layer; the top silver alloy layer is in a ring structure; an inner ring of the top silver alloy layer is connected with the cylindrical foot in a sleeving manner; the bottom silver alloy layer is fixed at the bottom of the copper-based layer; the top silver alloy layer is made of an AgMgNi material; and the bottom silver alloy layer is made of an AgSnO2 material.
Description
Technical field
The present invention relates to appliance contact element manufacture field, more particularly to a kind of three composite contact and three composite contact
Manufacture device.
Background technology
The contact element that commonly uses on the market now, small volume, but very strict for performance requirement.Existing contact
Element is directly made using manual rivet and automatic riveting using the material of fine silver and fine copper mostly, and low intensity, hardness are low, anti-molten
Weldering property and resistance to electrical arc erosion performance are low, and material is related to multiple precious metal materials, and existing composite contact manufacturing equipment is most
Complex structure, shaping efficiency is poor, and the composite contact intensity hardness for not only wasting after raw material, and molding is relatively low, and connection is not
Stable, with high costs, the scope of application is little.
Content of the invention
In order to overcome shortcoming of the prior art, it is an object of the invention to provide a kind of three composite contact and this is three multiple
The manufacture device of conjunction contact.Three compound contact structure is simple, intensity hardness and resistance fusion welding and the impact of performance of resistance to electrical arc erosion
Good, manufacture changes after raw material can be cut by the device of three composite contacts can directly carry out cold-heading molding, convenient use, cost
Low, efficiency high, the intensity hardness of contact is effectively ensured, applied widely.
Technical scheme
A kind of three composite contacts, including base copper and ag alloy layer, the base copper top is provided with cylindric foot, described
Ag alloy layer is to include top ag alloy layer and bottom ag alloy layer, and the top ag alloy layer is loop configuration, its internal ring portion
Divide and be socketed in the cylindric foot；The bottom ag alloy layer is fixed on the base copper bottom；The top ag alloy layer
Using AgMgNi material, the bottom ag alloy layer adopts AgSnO2 material.
Ag alloy layer all scribbles nanometer SnO2 material.
In the AgMgNi material of the top ag alloy layer, it is 0.25%- that silver content is 88%-90%, content of magnesium
0.30%, nickel content is 10-12%.
A kind of manufacture device of three composite contacts, the feeding including being fixed on platform is filled out and send device, feeding base, raw material
Cutting transporter, mould and die drive unit；Energy is sequentially provided with from top to bottom in the middle part of the feeding base front side wall
The upper bed die cavity of the mould cold-heading molding and go to the bottom die cavity body are enough accommodated；The upper bed die cavity side is provided with level
Draw material hole on the feeding base rear and front end, in order to the AgMgNi wire rod needed for penetrating；The die cavity body of going to the bottom
The left and right sides be provided with level through the feeding base rear and front end a left side draw material hole and the right side draw material hole, in order to correspondence penetrate needed for
Copper cash and AgSnO2 wire rod；The rear side of the feeding base is provided with feeding to be filled out and send device, and the feeding is filled out and send device to include to send
Material motor and the feed table of the winding AgMgNi wire rod, the copper cash and the AgSnO2 wire rod；For by the feeding
The AgMgNi wire rod, the copper cash and the AgSnO2 wire rod are transmitted separately to described by the motor rotation feed table respectively
On draw that material hole is drawn on material hole, the left side and the right side is drawn in material hole；The side of the upper bed die cavity and described die cavity body or so of going to the bottom
Both sides are located at the lateral wall of the feeding base and are inwardly equipped with feeding base horizontal slide rail；Each described feeding base level is slided
Rail is equipped with raw material cutting transporter, raw material cutting transporter include cutting driving device, be arranged on described
Cutting knife cross sliding clock and the cutting knife being fixed on the cutting knife cross sliding clock in feeding base horizontal slide rail；The cutting is driven
Dynamic device includes the motor wheel that servomotor drives, and the outside of the motor wheel is connected with the cutting knife by motor wheel connecting rod
Connect, the rotation of motor wheel drive the lifting pedestal cross sliding clock drive the cutting knife to the corresponding AgMgNi wire rod,
The reciprocation type motion cut by the copper cash and the AgSnO2 wire rod；It is equipped with, on each described cutting knife blade, the folder that gets stuck,
Described get stuck folder the raw material block for being formed after cutting is blocked and with cutting orientation move to corresponding described upper bed die cavity with
The mould cavity hatch of going to the bottom；The cutting knife that wherein a left side is drawn at material hole draws material hole with the distance of the feeding base more than the right side
Place the cutting knife and the feeding base right side wall distance, for make the left side draw material hole and the right side draw material hole between described in
Raw material block is in overlapped shape in the mould cavity hatch of going to the bottom；The mould includes horizontal concrete chute base, lifting bottom
Seat, body of raming；The horizontal concrete chute base is fixed on the front side of the feeding base, the horizontal concrete chute base upper level
It is provided inwardly with horizontal concrete chute guide rail；The lifting pedestal includes the lifting pedestal level along the horizontal concrete chute guide rail horizontal displacement
Slide block, the top of the lifting pedestal cross sliding clock is provided with lead upwards, and the lifting pedestal cross sliding clock is located at described leading
Lowering or hoisting gear is provided with the tip position of the both sides of post, and the right-hand member of the lifting pedestal cross sliding clock extends vertically upwards shape
Become a riser, on the left of the riser in be provided with vertical chute guide rail；The body of raming is arranged on the top of the lowering or hoisting gear,
Its bottom is connected with the lowering or hoisting gear, and the middle part of the body of raming is provided with and can accommodate what the lead was extended vertically through
Pilot hole, the body of raming is provided with the taper lance being adapted to the upper bed die cavity and the die cavity body phase of going to the bottom, described
Taper striker syringe needle is provided inwardly with molding cavity；The right-hand member of the body of raming is provided with and is adapted with the vertical chute guide rail
Vertical slipper；The body left end top of raming is provided with perforation bar body, and described perforation bar body one end is shunk and horizontal-extending
Formed pin rod-like structure core pin, the core pin just at the opening of the upper bed die cavity now the taper striker with
The mould cavity hatch of going to the bottom are relative；Ram body described in rising when the lowering or hoisting gear, the taper striker with described on
Relative at the opening of bed die cavity, now the core pin is located above the feeding base level；The upper bed die cavity bottom
Portion's level is provided inwardly with accommodating the perforate that the core pin is passed through, and the upper bed die cavity bottom level is provided inwardly with cylinder
Type cavity；The die drive unit includes the drive shaft for being driven by driving source, is socketed with along the drive in the drive shaft
The cam that moving axis is rotated, the outside of the cam is cased with annular rotating cylinder, and the annular rotating cylinder is by connecting plate and the riser
Side wall is connected, with promoted described in the annular rotating cylinder moves left and right and make on the lowering or hoisting gear by the cam rotation
Ram the taper striker of body and the core pin is moved to the direction of the upper bed die cavity and the die cavity body of going to the bottom
And reset；The lowering or hoisting gear is provided with height sensor；The material loading platform top is provided with enumerator.
The feeding chassis interior be provided with except material device, described except material device include to be fixed on the feeding base top
Except material air valve, the feeding base top be provided with communicate with the upper bed die cavity bottom perforate except material pore, described except material
Being connected except material pore with described except material trachea of air valve, for touching the compound of the formation of cold-heading molding in the bed die cavity
Point is discharged outside the upper bed die cavity.
The driving source includes servo motor, and the drive shaft is the output revolving shaft of the servo motor, the drive shaft
Link into an integrated entity with the cam key.
The lowering or hoisting gear includes cylinder or hydraulic cylinder.
The riser right side wall is provided with shaft base, and one end of the connecting plate is connected with the rotating shaft of the shaft base
Connect, the other end of the connecting plate and the cam pin connection.
Beneficial effect
Compared with prior art, the invention has the advantages that：
Base copper top is provided with cylindric foot, and ag alloy layer is to include top ag alloy layer and bottom ag alloy layer, top
Portion's ag alloy layer is loop configuration, and its annular inner portion is socketed in cylindric foot；Bottom ag alloy layer is fixed on base copper bottom；
Top ag alloy layer adopts AgMgNi material, with good elasticity, electric conductivity, heat conductivity and corrosion resistance.Bottom ag alloy layer
Using AgSnO2 material, with the higher power of resisting voltaic impingement of excellent anti-melting welding and arc ablation resistance performance.
By folder and the cooperation of cutting knife blade of getting stuck so that raw material cutter sweep is by the AgMgNi wire rod needed for contact or copper
The raw material such as line or AgSnO2 wire rod cuts into raw material block and is delivered to opening for corresponding upper bed die cavity or die cavity body of going to the bottom
At mouthful；Core pin is relative with the opening of upper bed die cavity, the opening of the taper striker of body left end of raming and die cavity body of going to the bottom
Place's Relative vertical overlap after copper cash and AgSnO2 wire rod raw material block with described go to the bottom die cavity body and taper striker be in
One horizontal line, the gyration now by cam promotes the core pin that rams on body towards upper bed die cavity hatch direction
Move and return, now the AgMgNi wire feedstock block of upper bed die cavity hatch well cutting is disclosed upper bed die cavity by core pin
Bottom and pass an open-work, taper striker by the opening of die cavity body of going to the bottom Relative vertical overlap after copper cash and AgSnO2
The raw material block pier of wire rod enters to go to the bottom die cavity body, and upper bed die cavity bottom level is provided inwardly with column type cavity, and therefore pier enters molding
Copper cash part form cylindric projection, be stuck in the cone after the raw material block first time cold-heading of copper cash and AgSnO2 wire rod is integral
Take, in molding cavity in shape striker, die cavity body of going to the bottom out of；When the gyration of cam promotes the taper that rams on body to hit again
Pin and core pin towards upper and lower bed die cavity hatch direction move when, lowering or hoisting gear will be ramed body rise, now core pin
Positioned at the top of feeding base, and taper striker enters upper bottom with the raw material block pier after the first time cold-heading molding in molding cavity
In die cavity body, so that the cylindric projection of copper cash part is inserted in AgMgNi wire rod now by taper striker and be perforated what bar was passed
In open-work, after then second cold-heading is carried out, the gyration of cam promotes body of raming to return with taper striker with core pin
Return and reset, the composite contact after ring cold-heading molding has been stayed in upper bed die cavity, lowering or hoisting gear body of also raming falls back to
Initial position, defines completely following for a cold-heading molding.The raw material block of AgMgNi wire rod, copper cash and AgSnO2 wire rod is in integrally
Integrative-structure, connectivity is consolidated, and Performance Strength is obtained for effective guarantee.
After second cold-heading molding, now the timer of feeding base top starts to count this cold-heading molding, timer
Other pass through to produce by boasting except material trachea will be left in the composite contact in upper bed die cavity except material air valve, be easy to collection.This is compound
The production cycle manufacture process of contact, goes round and begins again, iterative cycles.Simple structure, easily and effectively, production efficiency height.
Further, the cooperation of lead and pilot hole, there is deviation in the body lifting position that prevents from raming, ultimately causes cone
Shape striker bangs into errors present so as to damage, safely and effectively.
Height sensor has been effectively ensured the lifting effect of lowering or hoisting gear.
Description of the drawings
Fig. 1 is a kind of structural representation of three composite contacts in the present invention.
Fig. 2 is a kind of overlooking the structure diagram of the manufacture device of three composite contacts in the present invention.
Fig. 3 is raw material cutting transporter positive structure diagram in the present invention.
Fig. 4 is mould and die drive unit structural representation in the present invention.
Fig. 5 is mould first time cold pier effect diagram in the present invention.
Fig. 6 is that in the present invention, mould first time cold pier terminates reset effect schematic diagram.
Fig. 7 is second cold pier molding effect schematic diagram of mould in the present invention.
Drawing reference numeral
1-AgMgNi wire rod, 2- copper cash, 3-AgSnO2 wire rod, the cylindric foot of 4- (projection), 5- feeding base, draw on 6-
Material hole, a 7- left side draw material hole, the 8- right side draw material hole, 9- feeding fill out send device, 10- feeding motor, 11- feed table, 12- except material pore,
The upper bed die cavity of 13-, 14- perforate, 15- are gone to the bottom die cavity body, 16- column type cavity, 17- feeding base horizontal slide rail, 18- raw material
Cutting transporter, 19- motor wheel, 20- cutting knife cross sliding clock, 21- motor wheel connecting rod, 22- cutting knife, 23- get stuck folder, 24-
Open-work, 26- composite contact finished product, 27-AgMgNi wire feedstock block, 28- copper cash raw material block, 29-AgSnO2 wire feedstock block,
30- fixed screw, 31- servomotor, 32- mould, 33- die drive unit, 34- cutting knife blade, 35- enumerator, 36-
Except material air valve, 37- are except material trachea, 38- horizontal concrete chute base, 39- horizontal concrete chute guide rail, 40- platform, 41- lifting pedestal, 42-
The vertical chute guide rail of lifting pedestal cross sliding clock, 43- lead, 44- lowering or hoisting gear, 46- riser, 48-, 49- ram body,
50- pilot hole, 51- taper striker, 52- molding cavity, 53- vertical slipper, 54- perforation bar body, 55- core pin, 56- drive
Source, 57- drive shaft, 58- cam, 59- key, 60- annular rotating cylinder, 61- shaft base, 62- shaft base rotating shaft, 63- cam pin,
64- connecting plate, 65- height sensor, 66- base copper, 67- top ag alloy layer, 68- bottom ag alloy layer, 69- nanometer SnO2
Material.
Specific embodiment
With reference to specific embodiment, the present invention is further described, but does not limit the invention to these tools
Body embodiment.One skilled in the art would recognize that present invention encompasses being potentially included in Claims scope
All alternatives, improvement project and equivalents.
Fig. 1 is a kind of structural representation of three composite contacts in the present invention, has shown in Fig. 1, the invention provides a kind of three
Composite contact, including base copper 66 and ag alloy layer, 66 top of base copper is provided with cylindric foot 4, and ag alloy layer is to include top
Portion's ag alloy layer 67 and bottom ag alloy layer 68, top ag alloy layer 67 is that loop configuration, its annular inner portion is socketed in cylindric
Foot 4；Bottom ag alloy layer 68 is fixed on 66 bottom of base copper；Top ag alloy layer 67 adopts AgMgNi material, with good
Elasticity, electric conductivity, heat conductivity and corrosion resistance.Bottom ag alloy layer 68 adopts AgSnO2 material, with excellent anti-melting welding and
The higher power of resisting voltaic impingement of arc ablation resistance performance.
Further, ag alloy layer all scribbles nanometer SnO2 material 67.
Further, in the AgMgNi material of the top ag alloy layer 67, silver content is 88%-90%, content of magnesium
For 0.25%-0.30%, nickel content is 10-12%, it is ensured that while intensity and hardness, anti-melting welding and arc ablation resistance performance with
And power of resisting voltaic impingement is more preferably.
Fig. 2 is a kind of overlooking the structure diagram of the manufacture device of three composite contacts in the present invention, and Fig. 3 is Central Plains of the present invention
Material cutting 18 positive structure diagram of transporter.Shown in Fig. 2 and Fig. 3, the invention provides a kind of system of three composite contacts
Device is made, the feeding including being fixed on platform 40 is filled out and send device 9, feeding base 5, raw material cutting transporter 18, shaping mould
Tool 32 and die drive unit 33；It is sequentially provided with the middle part of 5 front side wall of feeding base that can to accommodate mould 32 cold from top to bottom
The upper bed die cavity 13 of upsetting molding and die cavity body 15 of going to the bottom；Upper 13 side of bed die cavity is provided with level before and after feeding base 5
Draw material hole 6 on two ends, in order to the AgMgNi wire rod 1 needed for penetrating；The go to the bottom left and right sides of die cavity body 15 is provided with level and runs through
Material hole 7 is drawn on a left side for 5 rear and front end of feeding base and the right side draws material hole 8, the copper cash 2 needed for penetrating and AgSnO2 wire rod 3 in order to correspondence；
The rear side of feeding base 5 is provided with feeding to be filled out and send device 9, and feeding is filled out and send device 9 to include feeding motor 10 and winding AgMgNi wire rod
1st, the feed table 11 of copper cash 2 and AgSnO2 wire rod 3；For rotating feed table 11 respectively by AgMgNi wire rod by feeding motor 10
1st, copper cash 2 and AgSnO2 wire rod 3 are transmitted separately to draw and expect that material hole 7 is drawn in a hole 6, left side and the right side is drawn in material hole 8；Upper bed die cavity 13
Side and 15 left and right sides of die cavity body of going to the bottom are located at the lateral wall of feeding base 5 and are inwardly equipped with feeding base horizontal slide rail
17；Each feeding base horizontal slide rail 17 is equipped with raw material cutting transporter 18, and raw material cutting transporter 18 includes cutting
Driving means, the cutting knife cross sliding clock 20 being arranged in feeding base horizontal slide rail 17 and it is fixed on cutting knife cross sliding clock 20
Cutting knife 22；Cutting driving device includes the motor wheel 19 that servomotor 31 drives, and the outside of motor wheel 19 is by motor wheel even
Extension bar 21 is connected with cutting knife 22, and the rotation of motor wheel 19 drives lifting pedestal cross sliding clock 42 to drive cutting knife 22 to corresponding
The reciprocation type motion cut by AgMgNi wire rod 1, copper cash 2 and AgSnO2 wire rod 3；It is equipped with each cutting knife blade 34 and gets stuck
Folder 23, the raw material block for being formed after cutting is blocked and as cutting orientation moves to corresponding upper 13 He of bed die cavity by the folder 23 that gets stuck
Go to the bottom at 15 opening of die cavity body；The cutting knife 22 that wherein a left side is drawn at material hole 7 is drawn at material hole 8 more than the right side with the distance of feeding base 5
For drawing a left side, cutting knife 22 and the distance of 5 right side wall of feeding base, expect that the raw material block between material hole 8 is drawn in phase mutual respect in hole 7 and the right side
Stacked at 15 opening of die cavity body of going to the bottom.
Fig. 4 is mould 32 and 33 structural representation of die drive unit in the present invention.Shown in Fig. 1 and Fig. 4, molding
Mould 32 includes horizontal concrete chute base 38, lifting pedestal 41, body 49 of raming；Horizontal concrete chute base 38 is fixed on feeding base 5
Front side, 38 upper level of horizontal concrete chute base is provided inwardly with horizontal concrete chute guide rail 39；Lifting pedestal 41 is included along horizontal concrete chute
The lifting pedestal cross sliding clock 42 of 39 horizontal displacement of guide rail, the top of lifting pedestal cross sliding clock 42 is provided with lead 43 upwards,
Lifting pedestal cross sliding clock 42 is located on the tip position of the both sides of lead 43 and is provided with lowering or hoisting gear 44, lifting pedestal level
The right-hand member of slide block 42 extends vertically upwards to form a riser 46, and riser is provided with vertical chute guide rail 46 in 46 left side；Ram body
49 tops for being arranged on lowering or hoisting gear 44, its bottom is connected with lowering or hoisting gear 44, and the middle part of body 49 of raming is provided with and can hold
The pilot hole 50 that lead 43 of receiving is extended vertically through, body 49 of raming is provided with and is adapted with upper bed die cavity 13 and die cavity body 15 of going to the bottom
Taper lance 51,51 syringe needle of taper striker is provided inwardly with molding cavity 50；The right-hand member of body 49 of raming is provided with and vertical chute
The vertical slipper 51 that guide rail 46 is adapted；Ram 49 left end top of body be provided with perforation bar body 52, bore a hole 52 one end of bar body
Shrink and the horizontal-extending pole perforating hole 55 for forming pin rod-like structure, pole perforating hole 55 is now bored at the opening just to upper bed die cavity 13
Shape striker 51 is relative with 15 opening of die cavity body of going to the bottom；When lowering or hoisting gear 44 rises ram body 49, taper striker 51 and upper bottom
Relative at the opening of die cavity body 13, now pole perforating hole 55 is located above 5 level of feeding base；Upper 13 bottom level of bed die cavity to
The perforate 14 that can accommodate pole perforating hole 55 pass through inside is provided with, and upper 13 bottom level of bed die cavity is provided inwardly with column type cavity 16；
Die drive unit 33 includes the drive shaft 57 for being driven by driving source 56, is socketed with along the rotation of drive shaft 57 in drive shaft 57
Cam 58, the outside of cam 58 is cased with annular rotating cylinder 60, and annular rotating cylinder 60 is connected with the side wall of riser 46 by connecting plate 64,
Rotate, with by cam 58, the taper striker that the annular rotating cylinder 60 of promotion moves left and right the body 49 of raming for making on lowering or hoisting gear 44
51 and the direction of pole perforating hole 55 bed die cavity 13 and die cavity body 15 of going to the bottom upwards move and reset；Lowering or hoisting gear 44 is provided with height
Sensor 63；40 top of material loading platform is provided with enumerator 35.
Further, it is provided with inside feeding base 5 except material device, except material device includes to be fixed on 5 top of feeding base
Except material air valve 36,5 top of feeding base be provided with communicate with 13 bottom opening 14 of upper bed die cavity except material pore 12, except material air valve
36 be provided with and except material pore 12 be connected except material trachea 37, for by die cavity body 15 of going to the bottom the formation of cold-heading molding compound
Contact finished product 26 is discharged outside upper bed die cavity 13.
Further, driving source 56 includes servo motor (not shown), drive shaft 57 be output revolving shaft, drive shaft 57 with convex
Take turns 58 bonded integral.
Further, lowering or hoisting gear 44 includes cylinder or hydraulic cylinder (not shown).
Further, 46 right side wall of riser is provided with shaft base 61, and one end of connecting plate 64 is turned with shaft base 61
Axle 62 is connected, the other end of connecting plate 64 and 58 pin connection of cam.
Specifically, Fig. 5 is 32 first time of mould cold pier effect diagram in the present invention, and Fig. 6 is molding in the present invention
Cold pier terminates reset effect schematic diagram to mould 32 for the first time, and Fig. 7 is 32 second cold pier molding effect of mould in the present invention
Schematic diagram.By shown in Fig. 1 to Fig. 7, by folder 23 and the cooperation of cutting knife blade 34 of getting stuck so that raw material cutter sweep is by contact institute
The AgMgNi wire rod 1 for needing or the raw material such as copper cash 2 or AgSnO2 wire rod 3 cut into raw material block and are delivered to corresponding upper bed die chamber
At the opening of body 13 or die cavity body 15 of going to the bottom；Pole perforating hole 55 is relative with the opening of upper bed die cavity 13, and body 49 of raming is left
The raw material of copper cash 2 and AgSnO2 wire rod 3 after the taper striker 51 at end is Chong Die with Relative vertical at the opening of die cavity body 15 of going to the bottom
Block goes to the bottom die cavity body and taper striker 51 is in same horizontal line with described, and the gyration now by cam 58 is promoted and hit
Pole perforating hole 55 on head body 49 moves and returns towards direction at upper 13 opening of bed die cavity, and now pole perforating hole 55 is by upper bed die
Get stuck at 13 opening of cavity folder 23 well cuttings AgMgNi wire feedstock block 27 disclose the bottom of bed die cavity 13 and pass one
Individual open-work 24, taper striker 51 Relative vertical at the opening of die cavity body 15 of going to the bottom is overlapped after copper cash 2 and AgSnO2 wire rod 3
Raw material block pier enters to go to the bottom die cavity body 15, and upper 13 bottom level of bed die cavity is provided inwardly with column type cavity 16, and therefore pier enters molding
2 part of copper cash form cylindric projection 4, be stuck in institute after the raw material block first time cold-heading of copper cash 2 and AgSnO2 wire rod 3 is integral
State in the molding cavity 50 in taper striker 51 and take die cavity body 15 of going to the bottom out of；This ram when the gyration of cam 58 is promoted again
Taper striker 51 and pole perforating hole 55 on body 49 is towards at upper and lower 15 opening of bed die cavity during the movement of direction, and lowering or hoisting gear 44 will
Body 49 of raming rises, and now pole perforating hole 55 is located at the top of feeding base 5, and taper striker 51 is with molding cavity 50
Raw material block pier after first time cold-heading molding enters in upper bed die cavity 13, makes the circle of 2 part of copper cash now by taper striker 51
Column-like projection block 4 is inserted in the open-work 24 for being passed by pole perforating hole 55 to AgMgNi wire rod 1, after then second cold-heading is carried out, cam
58 gyration promotes body 49 of raming to return with taper striker 51 with pole perforating hole 55 and reset, answering after ring cold-heading molding
Conjunction contact finished product 26 has been stayed in upper bed die cavity 13, and the body 49 of also raming of lowering or hoisting gear 44 falls back to initial position, is formed
Completely the following of one cold-heading molding.The raw material block of AgMgNi wire rod 1, copper cash 2 and AgSnO2 wire rod 3 is in integrally integrative-structure,
Connectivity is consolidated, and Performance Strength is obtained for effective guarantee.
After second cold-heading molding, now the timer 35 at 5 top of feeding base starts to count this cold-heading molding, timing
What device 35 was other passes through to produce by boasting except material trachea 37 will be left in the composite contact finished product 26 in upper bed die cavity 13 except material air valve 36, just
In collection.This is the production cycle manufacture process of composite contact finished product 26, goes round and begins again, iterative cycles.Simple structure, conveniently has
Effect, production efficiency height.
Further, the cooperation of lead 43 and pilot hole 50, there is deviation in 49 lifting position of body that prevents from raming, finally
Taper striker 51 is caused to bang into errors present so as to damage, safely and effectively.
The present invention also has the 2nd embodiment, and die drive unit 33 includes fluid pressure drive device (not shown), and hydraulic pressure drives
Dynamic device includes hydraulic cylinder (not shown), and the drive rod (not shown) of hydraulic cylinder is fixedly connected with 46 right side wall of riser.
The present invention also has the 3rd embodiment, and in the embodiment, 46 right side wall of riser is provided with shaft base 61, connecting plate 64
One end be connected with 61 rotating shaft 62 of shaft base, the other end of connecting plate 64 and cam 58 pin carries out pin connection.Structure is more
Simply, in hgher efficiency.
Claims (8)
1. a kind of three composite contact, it is characterised in that：Including base copper and ag alloy layer, the base copper top is provided with cylindric
Foot, the ag alloy layer is to include top ag alloy layer and bottom ag alloy layer, and the top ag alloy layer is loop configuration,
Its annular inner portion is socketed in the cylindric foot；The bottom ag alloy layer is fixed on the base copper bottom；The top
Ag alloy layer adopts AgMgNi material, and the bottom ag alloy layer adopts AgSnO2 material.
2. a kind of three composite contact according to claim 1, it is characterised in that：The top ag alloy layer and the bottom
Ag alloy layer all scribbles nanometer SnO2 material.
3. a kind of three composite contact according to claim 1, it is characterised in that：The AgMgNi material of the top ag alloy layer
In material, it is 0.25%-0.30% that silver content is 88%-90%, content of magnesium, and nickel content is 10-12%.
4. a kind of manufacture device of three composite contacts, it is characterised in that：Feeding including being fixed on platform is filled out and send device, feeding
Base, raw material cutting transporter, mould and die drive unit；In the middle part of the feeding base front side wall from top to bottom according to
Secondary it is provided with the upper bed die cavity that can accommodate the mould cold-heading molding and goes to the bottom die cavity body；The upper bed die cavity side
It is provided with level and draws material hole on the feeding base rear and front end, in order to the AgMgNi wire rod needed for penetrating；Described go to the bottom
The left and right sides of die cavity body be provided with level through the feeding base rear and front end a left side draw material hole and the right side draw material hole, in order to correspondence
Copper cash and AgSnO2 wire rod needed for penetrating；The feeding fills out the rear side for sending device to be arranged on the feeding base, the feeding
Fill out and send device to include feeding motor and be wound with 3 of the AgMgNi wire rod, the copper cash and the AgSnO2 wire rod respectively
Feed table；For rotating the feed table respectively by the AgMgNi wire rod, the copper cash and described by the feeding motor
AgSnO2 wire rod is transmitted separately to draw on described expects that material hole is drawn in hole, the left side and the right side is drawn in material hole；The one of the upper bed die cavity
The lateral wall that side and the die cavity body left and right sides of going to the bottom are located at the feeding base is inwardly equipped with feeding base level cunning
Rail；Each described feeding base horizontal slide rail is equipped with raw material cutting transporter, and the raw material cuts transporter bag
Include cutting driving device, the cutting knife cross sliding clock being arranged in the feeding base horizontal slide rail and be fixed on the cutting knife water
Cutting knife on smooth block；The cutting driving device includes the motor wheel that servomotor drives, and the outside of the motor wheel passes through
Motor wheel connecting rod is connected with the cutting knife, and the rotation of motor wheel drives the lifting pedestal cross sliding clock to drive the cutting knife
The reciprocation type motion cut by the corresponding AgMgNi wire rod, the copper cash and the AgSnO2 wire rod；Each institute
State and the folder that gets stuck on cutting knife blade, is equipped with, the raw material block for being formed after cutting is blocked and as cutting orientation is moved to by the folder that gets stuck
Corresponding described upper bed die cavity and the mould cavity hatch of going to the bottom；Wherein a left side draw material hole at the cutting knife with described on
The distance of material base draws the distance of the cutting knife at material hole and the feeding base right side wall more than the right side, for drawing the left side
It is in overlapped shape in the mould cavity hatch of going to the bottom that the raw material block between material hole is drawn on material hole and the right side；The mould
Including horizontal concrete chute base, lifting pedestal, body of raming；The horizontal concrete chute base is fixed on the front side of the feeding base,
The horizontal concrete chute base upper level is provided inwardly with horizontal concrete chute guide rail；The lifting pedestal includes to lead along the horizontal concrete chute
The lifting pedestal cross sliding clock of rail horizontal displacement, the top of the lifting pedestal cross sliding clock is provided with lead upwards, the liter
Lowering or hoisting gear is provided with the tip position of the both sides that drop base cross sliding clock is located at the lead, the lifting pedestal level
The right-hand member of slide block extends vertically upwards to form a riser, on the left of the riser in be provided with vertical chute guide rail；The body of raming
The top of the lowering or hoisting gear is arranged on, its bottom is connected with the lowering or hoisting gear, the middle part of the body of raming is provided with energy
Pilot hole that the lead extend vertically through enough is accommodated, and the body of raming is provided with and the upper bed die cavity and the lower bed die
The taper lance that cavity is adapted, the taper striker syringe needle is provided inwardly with molding cavity；The right-hand member of the body of raming is provided with
The vertical slipper being adapted with the vertical chute guide rail；The body left end top of raming is provided with perforation bar body, described wears
Vent stem body one end is shunk and the horizontal-extending core pin for forming pin rod-like structure, and the core pin is just to the upper bed die cavity
Opening at now the taper striker relative with the mould cavity hatch of going to the bottom；Ram described in rising when the lowering or hoisting gear
Body, the taper striker is relative with the opening of the upper bed die cavity, and now the core pin is located at the feeding base
Above level；The upper bed die cavity bottom level is provided inwardly with accommodating the perforate that the core pin is passed through, the upper bottom
Die cavity body bottom level is provided inwardly with column type cavity；The die drive unit includes the drive shaft for being driven by driving source, institute
The cam being socketed with drive shaft along the drive shaft turns is stated, the outside of the cam is cased with annular rotating cylinder, the annular
Rotating cylinder is connected with the side wall of the riser by connecting plate, promotes described annular rotating cylinder or so with by the cam rotation
Movement makes the taper striker of the body of raming on the lowering or hoisting gear and the core pin to the upper bed die cavity
Move and reset with the direction for going to the bottom die cavity body；The lowering or hoisting gear is provided with height sensor；The material loading platform top
Portion is provided with enumerator.
5. the manufacture device of a kind of three composite contact according to claim 4 and three composite contact, it is characterised in that：
The feeding chassis interior is provided with except material device, described except material device include to be fixed on the feeding base top except material gas
Valve, the feeding base top be provided with communicate with the upper bed die cavity bottom perforate except material pore, described except material air valve
Except material trachea is connected except material pore with described, for the composite contact of the formation of cold-heading molding in the bed die cavity is discharged
Outside the upper bed die cavity.
6. the manufacture device of a kind of three composite contact according to claim 4 and three composite contact, it is characterised in that：
The driving source includes servo motor, and the drive shaft is the output revolving shaft of the servo motor, and the drive shaft is convex with described
Take turns bonded integral.
7. the manufacture device of a kind of three composite contact according to claim 4 and three composite contact, it is characterised in that：
The lowering or hoisting gear includes cylinder or hydraulic cylinder.
8. the manufacture device of a kind of three composite contact according to claim 4 and three composite contact, it is characterised in that：
The riser right side wall is provided with shaft base, and one end of the connecting plate is connected with the rotating shaft of the shaft base, the company
The other end of fishplate bar and the cam pin connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610884449.8A CN106449191B (en) | 2016-10-09 | 2016-10-09 | A kind of manufacture device of triplex contact and the triplex contact |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610884449.8A CN106449191B (en) | 2016-10-09 | 2016-10-09 | A kind of manufacture device of triplex contact and the triplex contact |
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| CN106449191A true CN106449191A (en) | 2017-02-22 |
| CN106449191B CN106449191B (en) | 2018-03-27 |
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Citations (6)
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|---|---|---|---|---|
| CN101628328A (en) * | 2009-08-05 | 2010-01-20 | 昆明贵金属研究所 | New preparation method of AgMgNi alloy conducting ring |
| CN202720908U (en) * | 2012-04-11 | 2013-02-06 | 宁波保税区升乐电工合金材料有限公司 | Triplex contact made of pure copper and silver alloy |
| CN103681015A (en) * | 2013-11-28 | 2014-03-26 | 昆明理工大学 | Production method of composite metal oxide enhanced silver-based electrical contact material |
| CN204088126U (en) * | 2014-09-24 | 2015-01-07 | 温州赛金电工合金有限公司 | Three composite rivet contact automaton |
| CN104766736A (en) * | 2015-03-29 | 2015-07-08 | 宁波金点电子有限公司 | Tri-composite contact manufacturing technique |
| CN204464106U (en) * | 2015-04-17 | 2015-07-08 | 桂林市森工机械技术开发有限公司 | The equipment of a kind of production two composite rivet formula electrical contacts |
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2016
- 2016-10-09 CN CN201610884449.8A patent/CN106449191B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101628328A (en) * | 2009-08-05 | 2010-01-20 | 昆明贵金属研究所 | New preparation method of AgMgNi alloy conducting ring |
| CN202720908U (en) * | 2012-04-11 | 2013-02-06 | 宁波保税区升乐电工合金材料有限公司 | Triplex contact made of pure copper and silver alloy |
| CN103681015A (en) * | 2013-11-28 | 2014-03-26 | 昆明理工大学 | Production method of composite metal oxide enhanced silver-based electrical contact material |
| CN204088126U (en) * | 2014-09-24 | 2015-01-07 | 温州赛金电工合金有限公司 | Three composite rivet contact automaton |
| CN104766736A (en) * | 2015-03-29 | 2015-07-08 | 宁波金点电子有限公司 | Tri-composite contact manufacturing technique |
| CN204464106U (en) * | 2015-04-17 | 2015-07-08 | 桂林市森工机械技术开发有限公司 | The equipment of a kind of production two composite rivet formula electrical contacts |
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| Publication number | Publication date |
|---|---|
| CN106449191B (en) | 2018-03-27 |
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Effective date of registration: 20191217 Address after: 237300 Dongyi Road, modern industrial park, Jinzhai County, Lu'an City, Anhui Province Patentee after: Jinzhai Xinxin Casting Co., Ltd Address before: 315221 A District, Zhenhai Economic Development Zone, Zhejiang, Ningbo Patentee before: Ningbo Golden Idea Electronic Co., Ltd. |