CN204159799U - The cutting mechanism of two inlet wire three-layered composite electric contact production equipments - Google Patents
The cutting mechanism of two inlet wire three-layered composite electric contact production equipments Download PDFInfo
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- CN204159799U CN204159799U CN201420553059.9U CN201420553059U CN204159799U CN 204159799 U CN204159799 U CN 204159799U CN 201420553059 U CN201420553059 U CN 201420553059U CN 204159799 U CN204159799 U CN 204159799U
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Abstract
The utility model discloses a kind of cutting mechanism of two inlet wire three-layered composite electric contact production equipments, aim to provide a kind of structure simple, stock utilization is high, the cutting mechanism of the two inlet wire three-layered composite electric contact production equipments that product bond strength is large, its drip irrigation device comprises frame and composite structure, described composite structure includes bed die, pre-pier pin and one-tenth set hammer, described frame is provided with tangent mechanism, tangent mechanism has and only has one, described frame is provided with wire inlet mechanism, wire inlet mechanism has and only has two, described tangent mechanism comprises cutting knife and the first cam, described cam is connected with the first power source and drives cutting knife to move back and forth, described first wire inlet mechanism, second wire inlet mechanism and bed die are along cutting knife movement locus laid out in parallel, described cutting knife is provided with the string holes identical with gauge or diameter of wire.The utility model is applicable on production in enormous quantities three composite electric contact equipment.
Description
Technical field
The utility model relates to a kind of electric contact production technical field, the cutting mechanism of the two inlet wire three-layered composite electric contact production equipments that more particularly, it relates to, and a kind of structure is simple, stock utilization is high, product bond strength is large.
Background technology
The equipment of the two composite electric contact of manufacture conventional at home at present mainly contains two kinds, one is 30 types, another kind is 28 types, wherein its structure of 30 types is relatively simple, price is also more cheap, but the thickness of the silver layer of its compound generally can only between 0.10-0.25mm, and this just have impact on the application in the occasion needing silver thickness thicker of some high-end electric switches, and its production efficiency of 30 types is also relatively low.28 types then its production efficiency are high, and the thickness of compound silver layer is generally at more than 0.25-1.2mm, and the electrical contact being therefore applicable to high-end electric switch manufactures occasion.But at electromagnetic relay, electrothermal relay, contactor, microswitch, switch on wall, this tittle such as timer is large, wide need do the movable contact of the device for switching of bi-directional conversion, the electric contact of this pair of compound is obviously not suitable for, but according to the form of overall silver or overall silver alloy rivet, its cost is too high undoubtedly, in addition silver resource is day by day deficient, therefore the enterprise producing electric contact starts the manufacture method of attempting various manufacture three composite electric contact, welding equipment is such as adopted to produce three composite electric contacts, or adopt the equipment of freezing to produce three composite electric contacts, but it is high all to there is waste of material rate in these methods, production capacity is low, the inaesthetic deficiency of product.
At present, application number is the manufacturing equipment that the Chinese patent of CN200910156703.2 discloses a kind of three-layered composite electric contact, it comprises frame, main shaft, camshaft, first wire agency, second wire agency, composite structure and the first tangent mechanism, described composite structure includes bed die, pre-pier pin, bed die pin, drive the slide block of pre-pier pin shift reciprocately and drive the top-pressure mechanism of bed die pin displacement, wherein, first wire agency, second wire agency and the first tangent mechanism are positioned at the side of composite structure, first wire agency, second wire agency and the first tangent mechanism be the action by each cam driven be arranged on camshaft respectively, cutting knife in the first described tangent mechanism is provided with a string holes suitable with gauge or diameter of wire, frame is provided with the first power transmission shaft and second driving shaft, this first power transmission shaft and main shaft perpendicular, second driving shaft is then perpendicular with the first power transmission shaft, the head end of the first power transmission shaft is connected by bevel gear pair and main shaft, the tail end of the first power transmission shaft is connected with the head end of second driving shaft by another bevel gear pair, the bottom of bed die pin is fixed on a base plate, first power transmission shaft is provided with the first cam and the second cam, frame is provided with and acts on the first push rod and the second push rod mutually with first, second cam respectively, the tail end that wherein the first push rod, the second push rod act on base plate respectively forms the top-pressure mechanism driving the displacement of bed die pin, also be provided with the 3rd wire agency and the second tangent mechanism at the opposite side of composite structure, second driving shaft is in transmission connection by cam and the 3rd wire agency, and second driving shaft is also connected with the second tangent mechanism by gear drive.
Although the manufacturing equipment production efficiency of this three-layered composite electric contact is high, but need three wire agencies to realize material feeding function during this device fabrication silver-bearing copper silver three composite electric contact, and actual product is only made up of two kinds of materials, raw material need use two parts of silver-colored lines and a copper cash, cause waste of raw materials, and silver-bearing copper silver three composites need two cutting knifes to complete rupturing operation, the raw materials size that different cutting knife scales off has deviation, product bond strength is caused to decline, Total Product complex structure, maintenance difficulty.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide the cutting mechanism of the two inlet wire three-layered composite electric contact production equipments that a kind of structure is simple, stock utilization is high, product bond strength is large.
For achieving the above object, the utility model provides following technical scheme: a kind of cutting mechanism of two inlet wire three-layered composite electric contact production equipments, comprise frame and composite structure, described composite structure includes base, bed die, pre-pier pin and one-tenth set hammer, frame side is located at by described bed die, described pre-pier pin and bed die are oppositely arranged, described one-tenth set hammer and pre-pier pin are set up in parallel, described frame is provided with tangent mechanism, tangent mechanism has and only has one, described frame is provided with wire inlet mechanism, wire inlet mechanism has and only has two, described tangent mechanism comprises cutting knife and the first cam, described cam is connected with the first power source and drives cutting knife to move back and forth, described first wire inlet mechanism, second wire inlet mechanism and bed die are along cutting knife movement locus laid out in parallel, described cutting knife is provided with the string holes identical with gauge or diameter of wire.
By adopting technique scheme, with two groups of wire inlet mechanisms and one, cutting knife is arranged simplification overall structure, the operational maintenance of convenient operation work and maintenance, improve equipment dependability and increase the lathe life-span, reduce production cost, wire inlet mechanism minimizing decreases raw-material preparation amount simultaneously, a machine tool only need configure a copper cash and silver-colored line, improve stock utilization, add equipment processing characteristics, unique cutting knife arranges the size after ensureing raw material cutting and is consistent, avoid occurring that contact segmentation is uneven, concentric reducer, the situations such as compound dislocation, improve product quality level, lifting means processing technology standard, add properties of product, reduce the defect rate in production process, improve production efficiency.
The utility model is set to further: described frame is provided with chute along cutting knife running orbit, described cutting knife is provided with slide rail near frame side, described slide rail is slidably connected in chute, and described bed die is provided with stopper slot away from the second wire inlet mechanism side, and described one-tenth set hammer and stopper slot are oppositely arranged.
By adopting technique scheme, improve cutting knife operation stability, cutting knife moves back and forth and can produce a large amount of friction and noise in frame, the frictional force significantly reduced when cutting knife runs is connected with slide rail chute, improve cutting knife running precision, reduce lathe noise simultaneously, increase equipment practicality, stopper slot is avoided in set hammer motion and is produced interference effect craft precision with lathe.
The utility model is set to further: described pre-pier pin and one-tenth set hammer are all installed on base, described base is connected with the second cam and the 3rd cam, second, third cam described is located at two adjacent sides of base respectively, second, third cam described is connected with the second power source and drives base to move back and forth, described base side is provided with postive stop baffle, and described base slippage is connected on postive stop baffle.
By adopting technique scheme; base motions mode is decomposed into the straight reciprocating motion of two different directions; simplify the dynamic structure of base; postive stop baffle by base motions restriction within the specific limits simultaneously; the accidents such as the motion of the base excess of stroke collides with the first cutting knife are afterwards avoided to occur; improve device security and stability, postive stop baffle plays simultaneously to be protected and covers the effect of base, prevents from meeting accident in operating process.
The utility model is set to further: described cutting knife is provided with the first rebounding mechanism away from frame side, described first rebounding mechanism comprises spring and fixed mount, described both ends of the spring is connected with cutting knife and fixed mount respectively, described base is provided with the second rebounding mechanism, and described second rebounding mechanism structure is identical with the first rebounding mechanism.
By adopting technique scheme, stablize the motion amplitude of cutting knife, improve cutting knife cutting accuracy, simplify the structure of tangent mechanism and composite structure simultaneously, improve the convenience of maintenance, rebounding mechanism also can prevent cutting knife and base from running, producing vibration, avoids equipment accelerated ageing, improves stabilization of equipment performance and service life.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the cutting mechanism embodiment of the utility model two inlet wire three-layered composite electric contact production equipment;
Fig. 2 is structural representation;
Fig. 3 is cutter structure schematic diagram;
Fig. 4 is top view of the present utility model.
Reference numeral: 1, tangent mechanism; 2, composite structure; 3, frame; 11, cutting knife; 12, string holes; 13, slide rail; 14, the first cam; 15, spring; 16, fixed mount; 17, the first power source; 21, base; 22, pre-pier pin; 23, set hammer is become; 24, the second cam; 25, the 3rd cam; 27, the second power source; 31, the first wire inlet mechanism; 32, the second wire inlet mechanism; 33, bed die; 34, stopper slot; 35, chute.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the cutting mechanism embodiment of the utility model two inlet wire three-layered composite electric contact production equipment is described further.
As shown in Figures 1 to 4, a kind of cutting mechanism of two inlet wire three-layered composite electric contact production equipments, comprise frame 3 and composite structure 2, described composite structure 2 includes base 21, bed die 33, pre-pier pin 22 and one-tenth set hammer 23, frame 3 side is located at by described bed die 33, described pre-pier pin 22 is oppositely arranged with bed die 33, described one-tenth set hammer 23 is set up in parallel with pre-pier pin 22, described frame 3 is provided with unique tangent mechanism 1, described frame 3 has and only has two groups of wire inlet mechanisms, described tangent mechanism 1 comprises cutting knife 11 and the first cam 14, described first cam 14 be connected with the first power source 17 and outer circumference surface and cutting knife 11 inconsistent away from bed die one end, by the eccentric rotary of the first cam, cutting knife 11 is driven to move back and forth, described first wire inlet mechanism 31, second wire inlet mechanism 32 and bed die 33 are along cutting knife 11 movement locus laid out in parallel, described cutting knife 11 is provided with the string holes 12 suitable with gauge or diameter of wire.
Described frame 3 is provided with chute 35 along cutting knife 11 running orbit, described cutting knife 11 is provided with slide rail 13 near frame 3 side, described bed die 33 is provided with stopper slot 34 away from the second wire inlet mechanism 32 side, described one-tenth set hammer 23 is oppositely arranged with stopper slot 34, described pre-pier pin 22 and one-tenth set hammer 23 are all installed on base 21, described base 21 is connected with the second cam 24 and the 3rd cam 25, described second, 3rd cam 25 is located at two adjacent sides of base 21 respectively, described second, 3rd cam 25 is connected with the second power source 27 and drives base 21 to move back and forth, described base 21 side is provided with postive stop baffle, the slippage of described base 21 is connected on postive stop baffle.
With two groups of wire inlet mechanisms and one, cutting knife 11 is arranged simplification overall structure, the operational maintenance of convenient operation work and maintenance, improve equipment dependability and increase the lathe life-span, reduce production cost, wire inlet mechanism minimizing decreases raw-material preparation amount simultaneously, a machine tool only need configure a copper cash and silver-colored line, improve stock utilization, add equipment processing characteristics, unique cutting knife 11 arranges the size after ensureing raw material cutting and is consistent, avoid occurring that contact segmentation is uneven, concentric reducer, the situations such as compound dislocation, improve product quality level, lifting means processing technology standard, add properties of product, reduce the defect rate in production process, improve production efficiency.
Slide rail 13 arranges and improves cutting knife 11 operation stability, cutting knife 11 moves back and forth and can produce a large amount of friction and noise in frame 3, the frictional force significantly reduced when cutting knife 11 runs is connected with slide rail 13 chute 35, improve cutting knife 11 running precision, reduce lathe noise simultaneously, increase equipment practicality, base 21 motion mode is decomposed into the straight reciprocating motion of two different directions, simplify the dynamic structure of base 21, postive stop baffle by base 21 movement limit within the specific limits simultaneously, the accidents such as the motion of base 21 excess of stroke collides with the first cutting knife 11 are afterwards avoided to occur, improve device security and stability, postive stop baffle plays simultaneously to be protected and covers the effect of base 21, prevent from meeting accident in operating process, stopper slot 34 is avoided into during set hammer 23 moves and is produced interference effect craft precision with lathe.
Described cutting knife 11 is provided with the first rebounding mechanism away from frame 3 side, described first rebounding mechanism comprises spring 15 and fixed mount 16, described spring 15 two ends are connected with cutting knife 11 and fixed mount 16 respectively, described base 21 is provided with the second rebounding mechanism, and described second rebounding mechanism structure is identical with the first rebounding mechanism
Rebounding mechanism stablizes the motion amplitude of cutting knife 11 and base 21, improve cutting knife 11 cutting accuracy, simplify the structure of tangent mechanism 1 and composite structure 2 simultaneously, improve the convenience of maintenance, rebounding mechanism also can prevent cutting knife 11 and base 21 from running, producing vibration, avoid equipment accelerated ageing, improve stabilization of equipment performance and service life.
The utility model structure is simplified, design ingenious, the cutting action of three-layered composite electric contact can be realized with two groups of wire inlet mechanisms and tangent mechanism 1, reduce equipment volume, reduce operating load, save production energy resource consumption, during operation, power source band moving cam makes tangent mechanism 1 linear reciprocating motion, this type of dynamic structure has been widely used and various deformation in electric contact production equipment, do not repeat herein, cutting knife 11 first passes through the second wire inlet mechanism 32 between the first wire inlet mechanism 31 and bed die 33, and do of short duration delay, second wire inlet mechanism 32 releases silver-colored line, silver line extend in the string holes 12 of cutting knife 11, cutting knife 11 continues motion subsequently, cut off silver-colored line and move towards the first wire inlet mechanism 31, in the also of short duration stagnation of the first wire inlet mechanism 31 place, first wire inlet mechanism 31 repeats the action of above-mentioned second wire inlet mechanism 32, cutting knife 11 cuts copper cash, and silver-bearing copper two sections of materials are formed in string holes 12, now cutting knife 11 runs to stroke end, and oppositely come back to wire inlet mechanism place, and again cut second segment silver line, form silver-bearing copper silver 3-layer composite material in string holes 12.
After successfully cutting 3-layer composite material, cutting knife 11 moves to bed die 33 direction, second power source 27 drives second and third cam 25 to operate simultaneously, second, pre-pier pin 22 on three cam driven bases 21 arrives the position relative with bed die 33, cam makes pre-pier pin 22 stretch in cutting knife 11 string holes 12 and pushes in bed die 33 by section composite of three in string holes 12 subsequently, then pre-pier pin 22 exits string holes 12, cutting knife 11 is now in start of a run, cutting action before repetition also leaves bed die 33 position, base 21 continues mobile and one-tenth set hammer 23 is pushed to the position relative with bed die 33, with rear base 21 to bed die 33 direction motion and with become set hammer 23 clash in bed die 33 silver-bearing copper silver three sections of composites, realize the cold welding of 3-layer composite material, so far the cutting action of three-layered composite electric contact is completed.
Compare old-fashioned three inlet wire three composite electric contact cutting mechanisms, this utility model does not need the 3rd wire inlet mechanism, cutting knife 11 returns in stroke end in the process of start of a run and also can carry out cutting operation simultaneously, the operating efficiency of cutting knife 11 is improve while simplifying structure, structure is simpler simultaneously, run more stable, old-fashioned processing mode needs two cutting knifes 11, there is deviation in the contact sizes that the second cutting knife 11 cuts out and the contact sizes that the first cutting knife 11 cuts out, even if adjustment lathe also cannot eliminate deviation completely, the utility model completes the cutting of silver-bearing copper silver 3-layer composite material by a cutting knife 11, contact sizes can be consistent, shaping back contact bond strength is high, the contact qualification rate cut out is high, quality is good, cutting speed is compared and was had a distinct increment in the past, raw material are without waste, stock utilization is high, equipment overall structure is simple, be convenient to maintenance.
The above makes preferred embodiment of the present utility model, and under not departing from the prerequisite of the utility model principle for the person of ordinary skill of the art, can also make some modification and improvement, these also should be considered as protection domain of the present utility model.
Claims (4)
1. the cutting mechanism of an inlet wire three-layered composite electric contact production equipment, comprise frame and composite structure, described composite structure includes base, bed die, pre-pier pin and one-tenth set hammer, frame side is located at by described bed die, described pre-pier pin and bed die are oppositely arranged, described one-tenth set hammer and pre-pier pin are set up in parallel, it is characterized in that: described frame is provided with tangent mechanism, tangent mechanism has and only has one, described frame is provided with wire inlet mechanism, wire inlet mechanism has and only has two, described tangent mechanism comprises cutting knife and the first cam, described cam is connected with the first power source and drives cutting knife to move back and forth, described first wire inlet mechanism, second wire inlet mechanism and bed die are along cutting knife movement locus laid out in parallel, described cutting knife is provided with the string holes identical with gauge or diameter of wire.
2. the cutting mechanism of two inlet wire three-layered composite electric contact production equipments according to claim 1, it is characterized in that: described frame is provided with chute along cutting knife running orbit, described cutting knife is provided with slide rail near frame side, described slide rail is slidably connected in chute, described bed die is provided with stopper slot away from the second wire inlet mechanism side, and described one-tenth set hammer and stopper slot are oppositely arranged.
3. the cutting mechanism of two inlet wire three-layered composite electric contact production equipments according to claim 2, it is characterized in that: described pre-pier pin and one-tenth set hammer are all installed on base, described base is connected with the second cam and the 3rd cam, second, third cam described is located at two adjacent sides of base respectively, second, third cam described is connected with the second power source and drives base to move back and forth, described base side is provided with postive stop baffle, and described base slippage is connected on postive stop baffle.
4. the cutting mechanism of two inlet wire three-layered composite electric contact production equipments according to claim 1, it is characterized in that: described cutting knife is provided with the first rebounding mechanism away from frame side, described first rebounding mechanism comprises spring and fixed mount, described both ends of the spring is connected with cutting knife and fixed mount respectively, described base is provided with the second rebounding mechanism, and described second rebounding mechanism structure is identical with the first rebounding mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420553059.9U CN204159799U (en) | 2014-09-24 | 2014-09-24 | The cutting mechanism of two inlet wire three-layered composite electric contact production equipments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420553059.9U CN204159799U (en) | 2014-09-24 | 2014-09-24 | The cutting mechanism of two inlet wire three-layered composite electric contact production equipments |
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| CN204159799U true CN204159799U (en) | 2015-02-18 |
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| CN201420553059.9U Expired - Fee Related CN204159799U (en) | 2014-09-24 | 2014-09-24 | The cutting mechanism of two inlet wire three-layered composite electric contact production equipments |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106298321A (en) * | 2016-08-13 | 2017-01-04 | 福达合金材料股份有限公司 | A kind of printing method processed of three layers of composite rivet type electrical contact |
| CN109940115A (en) * | 2019-03-15 | 2019-06-28 | 厦门金波贵金属制品有限公司 | One kind is with trough roller wheel construction |
-
2014
- 2014-09-24 CN CN201420553059.9U patent/CN204159799U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106298321A (en) * | 2016-08-13 | 2017-01-04 | 福达合金材料股份有限公司 | A kind of printing method processed of three layers of composite rivet type electrical contact |
| CN109940115A (en) * | 2019-03-15 | 2019-06-28 | 厦门金波贵金属制品有限公司 | One kind is with trough roller wheel construction |
| CN109940115B (en) * | 2019-03-15 | 2024-03-08 | 厦门金波贵金属制品有限公司 | Groove following roller structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20150924 |
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| EXPY | Termination of patent right or utility model |