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CN102629726A - Connection method of wire rod and stranded wire and rotary motor using thereof - Google Patents

Connection method of wire rod and stranded wire and rotary motor using thereof Download PDF

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Publication number
CN102629726A
CN102629726A CN2012100155145A CN201210015514A CN102629726A CN 102629726 A CN102629726 A CN 102629726A CN 2012100155145 A CN2012100155145 A CN 2012100155145A CN 201210015514 A CN201210015514 A CN 201210015514A CN 102629726 A CN102629726 A CN 102629726A
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China
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wire
groove
stranded
wires
wire rod
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Chinese (zh)
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坂田智昭
本间博
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Hitachi Industrial Equipment Systems Co Ltd
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Hitachi Industrial Equipment Systems Co Ltd
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Publication of CN102629726A publication Critical patent/CN102629726A/en
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  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
  • Windings For Motors And Generators (AREA)

Abstract

本发明涉及一种线材与绞线的连接方法以及使用它的旋转电机。并且提供一种使用超声波接合方法以高效率且低成本地将卷绕在旋转电机的铁心上的线材的端部连接到作为连接线的绞线上的连接结构及其方法。设置具有在底部的表面上形成有凹凸形状的第一槽的绝缘性连接部,在该连接部的第一槽内以重叠的方式配置卷绕在旋转电机的铁心上的线材的端部和连结用绞线,通过激振器对线材与绞线的重叠的部分在挤压的状态下进行超声波激振,进行两者的一体连接之后,用绝缘性树脂至少覆盖第一槽内。

The invention relates to a method for connecting wire rods and twisted wires and a rotating electrical machine using the same. Also, there are provided a connection structure and method for efficiently and cost-effectively connecting an end portion of a wire wound around a core of a rotating electrical machine to a twisted wire as a connection wire using an ultrasonic bonding method. An insulative connection portion having a first groove having a concavo-convex shape formed on the surface of the bottom portion is provided, and the end portion of the wire wound on the iron core of the rotating electric machine and the connection are arranged in an overlapping manner in the first groove of the connection portion. Using a stranded wire, ultrasonically excites the overlapped portion of the wire and the stranded wire by a vibrator in a state of being pressed, and after the two are integrally connected, at least the inside of the first groove is covered with an insulating resin.

Description

The method of attachment of wire rod and twisted wire and the electric rotating machine that uses it
Technical field
The electric rotating machine that the present invention relates to the method for attachment of wire rod and twisted wire and use it relates in particular to the structure of motor or generator.
Background technology
With motor and alternating current generator is motor and the generator (following both are referred to as electric rotating machine) of representative; On the iron core of rotor and stator, reel as the holocentric line that for example constitutes of wire rod, through producing magnetic field to this wire rod energising by the lower copper material of resistance.In an electric rotating machine, be divided into many places and carry out under the situation of coiling of this wire rod,, use the situation of twisted wire in the majority as connecting line in order to link these wire rods each other.Flexibility is higher because many thinner heart yearns of twisted wire reason constitute, and in electric rotating machine, deals with than is easier to, and is therefore general commonly used.
As a kind of method that connects the end and the twisted wire of this wire rod, the method for utilizing the riveted joint terminal is arranged.The method that this method is riveted the riveted joint portion of terminal for the terminal back of in the riveted joint terminal, inserting twisted wire and wire rod has the advantage that can connect operation simply.But since the riveted joint terminal with the riveted joint parts surround wire rod and twisted wire around, thereby have big and so on the shortcoming of connecting portion change.
In recent years, electric rotating machine has the trend of miniaturization, high outputization, and strong request comprises that the connecting portion of wire rod must dwindle.For this reason, as one of other method of attachment that substitutes the riveted joint terminal ultrasonic connection method is arranged.This ultrasonic connection method uses the device by the hammering block formation of the vibration generator of supersonic oscillations and fixed part (wire rod and twisted wire); Through clamping parts with vibration generator and hammering block; Apply ultrasonic vibration while pressurizeing, on the interface of two attachment (wire rod and twisted wire), produce diffusion bond.Ultrasonic connection method needn't append parts such as riveted joint terminal as clinching method, thereby effective to the miniaturization and the save spaceization of connecting portion.
Patent documentation 1 (TOHKEMY 2003-94293 communique) and patent documentation 2 (TOHKEMY 2003-333669 communique) disclose the method for ultrasonic wave joint twisted wire and link.Patent documentation 1 disclosed technology is, utilizes the hammering block of variable-width to make twisted wire engage through ultrasonic wave that the width ground that becomes regulation solidifies in advance and integrated, and further ultrasonic wave this already incorporate twisted wire of joint and as the splicing ear of link.In addition, patent documentation 2 disclosed technology are, vibration generator front end and hammering block are made the concaveconvex shape that coincide each other, sandwich twisted wire therebetween and carry out ultrasonic wave as the paper tinsel shape conductor of link to engage.No matter be that any method all engages behind the hammering block of twisted wire and link being provided on the bracket of ultrasonic bonding equipment keeping securely.
Yet, patent documentation 1 is occurred a lot of problems with patent documentation 2 disclosed technical application to the wire rod of electric rotating machine and the last time that is connected of twisted wire.Promptly, on the motor wire rod that will separately reel is connected one to the other to as the twisted wire of connecting line and under the situation about linking; When connecting, all need on electric rotating machine, install, dismantle the hammering block that keeps twisted wire and wire rod for all tie points, connection is counted, and productivity is poor at most at every turn.In addition, in slim electric rotating machine, also there is the not rich situation in space that hammering block is installed.
Summary of the invention
The present invention proposes in view of this thing; Its purpose is to provide a kind of wire rod at the electric rotating machine that will separately reel to be connected to as on the twisted wire of connecting line and in the method for attachment of the wire rod that links, the electric rotating machine of small-sized, the high output that the method for attachment of high efficiency and wire rod and twisted wire are connected through above-mentioned method of attachment.
In order to address the above problem; At the wire rod that connects electric rotating machine when having the twisted wire of a plurality of heart yearns; In order to limit the width of twisted wire when integrated, have a plurality of connecting portions that are formed with first groove on concavo-convex surface in the bottom in the setting of electric rotating machine side, and in first groove of above-mentioned connecting portion, above-mentioned wire rod and twisted wire are set; Under the state of vibration generator that pressurizeed, carry out ultrasonic wave excitation, thereby make above-mentioned twisted wire integrated and be connected with above-mentioned wire rod.
Effect of the present invention is following.
According to the present invention, owing to being provided for connecting the connecting portion of wire rod and twisted wire as the formation parts of electric rotating machine, thereby can connect effectively, its result can produce the electric rotating machine of cheap small-sized, high output.
Description of drawings
Fig. 1 is used to explain the skeleton diagram as the method for attachment of first to the 3rd execution mode of the present invention.Among this figure, be the whole vertical view of expression stator (a), (b) be its A-A ' cutaway view.
Fig. 2 is used to explain the skeleton diagram as the method for attachment of first execution mode of the present invention.Among this figure, be the vertical view that amplifies the connecting portion in the presentation graphs 1 (a), (b) be its B-B ' cutaway view.
Fig. 3 is the figure that is used for explaining as the order of connection of the method for attachment of first execution mode of the present invention; Among this figure; (a) be expression by vibration generator pressurize, the cutaway view of state before the exciting; (b) be expression make twisted wire integrated and with the cutaway view of the state that finishes being connected of wire rod, the cutaway view of the state when (c) being the resin-sealed connecting portion of expression.
Fig. 4 is the figure that is used for explaining as the order of connection of the method for attachment of second execution mode of the present invention; Among this figure; (a) being the cutaway view that is illustrated in the state when being provided with twisted wire in first groove of connecting portion, (b) is the cutaway view of the state of expression when making twisted wire integrated, (c) is the cutaway view of the state of expression vibration generator when withdrawing from; (d) be the cutaway view that is illustrated in the state when being provided with wire rod on the already incorporate twisted wire; (e) be expression by vibration generator to wire rod pressurize, exciting, and the cutaway view of the state when finishing, the cutaway view of the state when (f) being the resin-sealed connecting portion of expression with being connected of twisted wire.
Fig. 5 is the figure that is used for explaining as the order of connection of the method for attachment of the 3rd execution mode of the present invention; Among this figure; (a) being the cutaway view that is illustrated in the state when being provided with twisted wire on the hammering block, (b) is the cutaway view of the state of expression when making twisted wire integrated, (c) is the cutaway view that is illustrated in the state when being provided with already incorporate twisted wire in first groove of connecting portion; (d) be the cutaway view of the state when representing to be provided with wire rod above that; (e) be expression by vibration generator to wire rod pressurize, exciting, and the cutaway view of the state when finishing, the cutaway view of the state when (f) being the resin-sealed connecting portion of expression with being connected of twisted wire.
Fig. 6 is the figure that is used to explain the 3rd execution mode of the present invention, is the figure of an embodiment of the clamping pattern of expression hammering block and connecting portion.
Symbol description
The 1-wire rod, 1b-wire rod, 2-twisted wire, 2a-twisted wire, 2b-heart yearn, 2aa-twisted wire, 3-vibration generator; 3g-clamps pattern, the 4-hammering block, and 4b-second groove, 4g-clamps pattern, the 9-stator, 10-is unshakable in one's determination, the 11-connecting plate; The 11a-connecting portion, 11b-first groove, 11g-clamps pattern, the 12-holding plate, the 12b-groove, 12ga-clamps pattern, and 12gb-clamps pattern; The 13-holding plate, 13g-clamps pattern, 21-sealing resin, 30-direction of vibration, 120-joint interface, 121-joint interface.
Embodiment
The example of execution mode of the present invention is explained on following one side on one side with reference to accompanying drawing.
[embodiment 1]
Use Fig. 1~Fig. 3 that the first embodiment of the present invention is described.
Fig. 1 utilizes method of attachment of the present invention to make the figure of process of the stator of three phase induction motor, is the whole vertical view of expression stator (a), (b) is its A-A ' cutaway view.On the iron core 10 of stator 9, separately be wound with a plurality of wire rods 1.Be provided with circular connecting plate 11 on the top of stator 9, the surperficial connecting portion 11a that is used to connect wire rod 1 and twisted wire 2 of connecting plate 11 above that with quantity identical with the number of separating coiling.A plurality of wire rods 1 are taken on U phase, V phase, W phase respectively, and an end of the coiling of each phase wire rod 1 is connected and links in connecting portion 11a with corresponding to each three twisted wire 2 mutually.On the other hand, the other end of the coiling of wire rod 1 links (not shown) each other separately as neutral point.
Fig. 2 is the figure of the detailed structure of expression connecting portion 11a, (a) is vertical view, (b) is its B-B ' cutaway view.Among this figure (a), the part of twisted wire 2 in falling into the first groove 11b of connecting portion 11a made the twisted wire 2a of the state of having peelled off insulation sheath and is provided with.Among this figure (b), on the holding plate 12 of the bottom that is positioned at the first groove 11b, the surface is formed with the clamping pattern 12ga of concaveconvex shape above that, and is formed with the clamping pattern 12gb as first concaveconvex shape in the bottom of groove 12b.Wire rod 1 is arranged on clamps on the pattern 12gb, the peelling off crust of twisted wire 2 further is set above that and the twisted wire 2a that exposes.Twisted wire 2a is made up of a plurality of heart yearn 2b.
Connecting plate 11 and with connecting portion 11a, the first groove 11b of its one be the electrical insulating property resin, holding plate 12 is metals.Holding plate 12 is fixedly mounted on the bottom of the first groove 11b with bonding way, perhaps when utilizing resin forming to make connecting plate 11 with connecting portion 11a, the first groove 11b, fixedly mounts through insert moulding.Connecting plate 11 and holding plate 12 are the component parts of electric rotating machine.
Fig. 3 is the figure that the order of connection after this is described.Among this figure, while (a) be expression with pressurize from the top of the twisted wire 2a figure of state of exciting of vibration generator 3.Be formed with clamping pattern 3g in the bottom of vibration generator 3, apply the ultrasonic vibration of the direction vertical in view of the above at the upper surface of twisted wire 2a with the paper of this figure as the 3rd concaveconvex shape.
Ultrasonic vibration is delivered on the inside and wire rod 1 of twisted wire 2a, clamps pattern 12gb constraint wire rod 1 so that wire rod 1 is caught vibration.Through pressurization, the exciting of vibration generator 3, its cross sectional shape of twisted wire 2a changes with moving of heart yearn 2b, and carry out that heart yearn 2b engages from the top with vibration generator 3 butts each other integrated.
This figure (b) representes that already incorporate twisted wire 2aa is connected the figure of the state that finishes with wire rod 1.The a plurality of heart yearn 2b of twisted wire 2aa and the contact portion of wire rod 1 form the joint interface 120 that is formed by diffusion bond.In addition, this figure (c) is that presentation graphs (b) utilizes sealing resin 21 and the figure of the state of the portion that is tightly connected when whole afterwards.Sealing resin 21 is electrical insulating property resins, under molten condition, drops onto on the connecting portion 11a of connecting plate 11, is fixed on the connecting portion 11a with the twisted wire 2aa and the wire rod 1 that will already solidify.
More than, according to first embodiment, catch ultrasonic vibration, thereby for the bigger vibrational energy when making twisted wire integrated, can obtain the maintenance effect identical with hammering block owing on metallic holding plate 12, form clamping pattern.Therefore, needn't when each the connection, install, supporting fixture such as dismounting hammering block, and the pressurization, the exciting that only carry out single pass vibration generator 3 just can realize being connected of wire rod and twisted wire, thereby method of attachment few when can be used as worker, high efficiency.
In addition, because insulation, the fixing processing after connecting with the sealing of electrical insulating property resin, thereby with the insulation of using insulating tape and heat-shrinkable tube etc., fixedly processing method is compared, can be used as that parts take and few method of attachment during worker.Therefore, cheap motor and generator can be provided.
[embodiment 2]
Use Fig. 4 that the second embodiment of the present invention is described.
Fig. 4 is the detailed structure of the connecting portion 11a in the explanation present embodiment and the cutaway view of the order of connection.Among this figure (a), on the holding plate 13 of the bottom that is positioned at the first groove 11b, the surface is formed with the clamping pattern 13g as first concaveconvex shape above that.The twisted wire 2a that the peelling off crust of twisted wire 2 is set above that and exposes.Twisted wire 2a is made up of a plurality of heart yearn 2b.
Connecting plate 11 and with connecting portion 11a, the first groove 11b of its one be the electrical insulating property resin, holding plate 13 is metals.Holding plate 13 is fixedly mounted on the bottom of the first groove 11b with bonding way, perhaps when utilizing resin forming to make connecting plate 11 with connecting portion 11a, the first groove 11b, fixedly mounts through insert moulding.Connecting plate 11 and holding plate 13 are the component parts of electric rotating machine.
This figure (b) is the figure that pressurization, the exciting of expression through vibration generator 3 makes the integrated and state when making twisted wire 2aa of twisted wire 2a.Utilize vibration generator 3 the bottom conduct the 3rd concaveconvex shape clamping pattern 3g and on the upper surface of twisted wire 2a, apply the ultrasonic vibration of the direction vertical with the paper of this figure, twisted wire 2a fetters and becomes to catch to be delivered to inner ultrasonic vibration by clamping pattern 13g.State when in addition, this figure (c) expression is withdrawed from vibration generator 3 for the time being.And in this figure (d), wire rod 1 is set on twisted wire 2aa.
This figure (e) representes that already incorporate twisted wire 2aa is connected the figure of the state that finishes with wire rod 1.Wire rod 1 is deformed into wire rod 1b through pressurization, the exciting of vibration generator 3, and the contact portion of the upper surface of twisted wire 2aa and wire rod 1b forms the joint interface 121 through diffusion bond.Though the direction of vibration of the vibration generator 3 when connecting wire rod 1 still is perpendicular to the direction of paper, pressurization, exciting condition are different from pressurization, exciting condition when in this figure (b), making twisted wire 2a integrated.
Owing on a twisted wire 2, connect a plurality of wire rods 1, thereby the cross-sectional area of conductor of twisted wire 2a is long-pending greater than wire rod 1, therefore, pressurization, the exciting condition when connecting wire rod 1 becomes the input energy than the condition that the incorporate condition of twisted wire 2a is lacked.Thereby in this figure (b) and this figure (e), the device condition of conversion ultrasonic bonding equipment engages.
This figure (f) representes after this to utilize the be tightly connected figure of the state of portion when whole of sealing resin 21.Sealing resin 21 is electrical insulating property resins, under molten condition, drops onto on the connecting portion 11a of connecting plate 11, and the twisted wire 2aa and the wire rod 1 that already solidify are fixed on the connecting portion 11a.
More than, according to second embodiment, catch ultrasonic vibration, thereby for the bigger vibrational energy when making twisted wire integrated, can obtain the maintenance effect identical with hammering block owing on metal holding plate 13, form clamping pattern.Therefore, needn't when each the connection, install, supporting fixture such as dismounting hammering block, thereby few method of attachment when can be used as worker.
In addition; Under the situation of the coating that is applied with Sn etc. on the heart yearn 2b of twisted wire 2a; In making the incorporate process of twisted wire 2a; Coating has the upper surface of vibration generator 3 to splash and the Cu portion of exposing heart yearn 2b from butt, thus with the joint interface 121 of the wire rod that is all Cu 1 on realize firm diffusion bond, thereby can be used as the high method of attachment of reliability.
In addition, because insulation, the fixing processing after connecting with the sealing of electrical insulating property resin, thereby with the insulation of using insulating tape and heat-shrinkable tube etc., fixedly processing method is compared, can be used as that parts take and few method of attachment during worker.Thus, cheap motor and generator can be provided.
[embodiment 3]
Use Fig. 5 and Fig. 6 that the third embodiment of the present invention is described.
Fig. 5 is the detailed structure of the connecting portion 11a in the explanation present embodiment and the cutaway view of the order of connection.The method of attachment of the wire rod of present embodiment comprises: utilize hammering block to make incorporate first operation of twisted wire; And already incorporate twisted wire is connected to second operation on the wire rod of motor.
These figure (a) and (b) are figure of explanation first operation.In this figure (a), the peelling off crust of twisted wire 2 and the twisted wire 2a that exposes are arranged in the second groove 4b of hammering block 4.Be formed with clamping pattern 4g as second concaveconvex shape in the bottom of the second groove 4b.This figure (b) is the figure that pressurization, the exciting of expression through vibration generator 3 makes the integrated and state when making twisted wire 2aa of twisted wire 2a.In the bottom of twisted wire 2aa, owing to be replicated the concavo-convex clamping pattern 4g of hammering block 4, thus form concaveconvex shape.
This figure (c)~(f) is the figure of explanation second operation.In this figure (c), already incorporate twisted wire 2aa is arranged in the first groove 11b as the connecting portion 11a of the connecting plate 11 of the component part of electric rotating machine with the bottom mode down that is formed with above-mentioned concaveconvex shape.Be formed with clamping pattern 11g as first concaveconvex shape in the bottom of the first groove 11b.Clamp pattern 11g when utilizing resin forming to make connecting plate 11, form by shaping mould identically with other shapes with connecting portion 11a, the first groove 11b.
In this figure (d), wire rod 1 is set on twisted wire 2aa.And this figure (e) representes that already incorporate twisted wire 2aa is connected the figure of the state that finishes with wire rod 1.The clamped pattern 11g of ultrasonic vibration that is applied by vibration generator 3 catches, thus constraint twisted wire 2aa.Wire rod 1 is deformed into wire rod 1b through pressurization, the exciting of vibration generator 3, and the contact portion of the upper surface of twisted wire 2aa and wire rod 1b forms the joint interface 121 through diffusion bond.
The pressurization of vibration generator 3, exciting condition are different from pressurization, the exciting condition when in this figure (b), making twisted wire 2a integrated.Owing on a twisted wire 2, connect a plurality of wire rods 1, thereby the cross-sectional area of conductor of twisted wire 2a is long-pending greater than wire rod 1, therefore, pressurization, the exciting condition when connecting wire rod 1 becomes the input energy than the condition that the incorporate condition of twisted wire 2a is lacked.Therefore,, above-mentioned clamping pattern 11g can realize reliable joint even if being formed from a resin also, and can be because of ultrasonic vibration fusion, abrasion.
This figure (f) representes after this to utilize the be tightly connected figure of the state of portion when whole of sealing resin 21.Sealing resin 21 is electrical insulating property resins, under molten condition, drops onto on the connecting portion 11a of connecting plate 11, and the twisted wire 2aa and the wire rod 1 that already solidify are fixed on the connecting portion 11a.
Fig. 6 is the figure of an execution mode of clamping pattern 11g of conduct first concaveconvex shape of clamping pattern 4g and connecting portion 11a of conduct second concaveconvex shape of the above-mentioned hammering block 4 of expression.On the ultrasonic vibration that is generated by vibration generator is applied to twisted wire 2 and twisted wire 2a along the direction of direction of vibration 30.Clamp the shape that pattern 4g is the parallel slot of the direction with a plurality of and direction of vibration 30 quadratures, this pattern copies on the already incorporate twisted wire 2aa.Clamp pattern 11g and be identical therewith shape, through catching ultrasonic vibration reliably with the copying pattern engagement of above-mentioned twisted wire 2aa.
More than, according to the 3rd embodiment, do not increase the connecting portion that the additional metals parts just can be formed for carrying out wire rod and the electrical insulating property resin that is connected of twisted wire, thereby can be used as the method for attachment of low cost of manufacture.
In addition; Under the situation of the coating that is applied with Sn etc. on the heart yearn 2b of twisted wire 2a; In making the incorporate process of twisted wire 2a; Coating has the upper surface of vibration generator 3 to splash and the Cu portion of exposing heart yearn 2b from butt, thereby is realizing firm diffusion bond with the joint interface 121 of the wire rod that is all Cu 1, thereby can be used as the high method of attachment of reliability.
In addition, because insulation, the fixing processing after connecting with the sealing of electrical insulating property resin, thereby with the insulation of using insulating tape and heat-shrinkable tube etc., fixedly processing method is compared, can be used as that parts take and few method of attachment during worker.Thus, cheap motor and generator can be provided.
Though above above-mentioned connecting plate with a plurality of connecting portions can not be circular one parts based on the specifically clear the present invention of execution mode, also can be the structure that has made up the parts that separate according to the easness of making, assemble.In addition, though the cross sectional shape that has used twisted wire and wire rod before integrated be illustrated as the example of the occasion of circle, even if under the situation of in addition cross sectional shape, also can obtain same effect.Promptly, the present invention is not limited to the execution mode of foregoing invention, and is self-evident, but the ultrasonic wave of twisted pair wire and wire rod engages and changes in the scope that does not exceed its main idea.

Claims (15)

1.一种线材与绞线的连接方法,所述绞线具有多条芯线,其特征在于,1. A connection method between a wire rod and a stranded wire, the stranded wire has a plurality of core wires, characterized in that, 在具备第一槽的绝缘性连接部的该第一槽内配置所述线材,所述第一槽在其底部表面上形成有第一凹凸形状,在该线材的上部重叠配置所述绞线,并通过激振器从该绞线侧向所述绞线和所述线材施加挤压力和超声波振动而进行所述线材与所述绞线的连接。The wire is arranged in the first groove having an insulating connection portion of the first groove, the bottom surface of the first groove is formed with a first concavo-convex shape, and the twisted wire is stacked on the upper part of the wire, And the wire rod is connected to the wire rod by applying extrusion force and ultrasonic vibration to the wire rod and the wire rod from the side of the wire rod through the vibrator. 2.根据权利要求1所述的线材与绞线的连接方法,其特征在于,2. The connection method of wire rod and stranded wire according to claim 1, characterized in that, 在所述第一槽的底部配置有金属制保持板,在该金属制保持板的与所述线材接触的一侧的表面上形成有第一凹凸形状。A metal holding plate is disposed at the bottom of the first groove, and a first concave-convex shape is formed on a surface of the metal holding plate that contacts the wire rod. 3.一种线材与绞线的连接方法,所述绞线具有多条芯线,其特征在于,3. A connection method between a wire rod and a stranded wire, the stranded wire has a plurality of core wires, characterized in that, 在具备第一槽的绝缘性连接部的该第一槽内配置所述绞线,所述第一槽在其底部表面上形成有第一凹凸形状,通过配置在该绞线侧的激振器对所述绞线进行挤压整形后,在所述绞线的上部配置所述线材,并通过所述激振器从该线材侧向所述绞线和所述线材施加挤压力和超声波振动而进行所述线材与所述绞线的连接。The twisted wire is arranged in the first groove having an insulating connection portion of the first groove, the bottom surface of which is formed with a first concave-convex shape, and the vibration exciter arranged on the side of the twisted wire After extruding and shaping the stranded wire, arrange the wire on the upper part of the stranded wire, and apply extrusion force and ultrasonic vibration to the stranded wire and the wire from the side of the wire through the vibrator And carry out the connection of described wire rod and described stranded wire. 4.根据权利要求3所述的线材与绞线的连接方法,其特征在于,4. The connection method of wire rod and stranded wire according to claim 3, characterized in that, 在所述第一槽的底部配置有金属制保持板,在该金属制保持板的与所述绞线接触的一侧的表面上形成有第一凹凸形状。A metal holding plate is arranged at the bottom of the first groove, and a first concave-convex shape is formed on a surface of the metal holding plate that is in contact with the twisted wire. 5.一种线材与绞线的连接方法,所述绞线具有多条芯线,其特征在于,该方法包括第一工序和第二工序,其中,所述第一工序在具备第二槽的金属制砧子的该第二槽内配置所述绞线,该第二槽在其底部形成有第二凹凸形状,通过激振器从该绞线侧对所述绞线进行挤压整形,所述第二工序将该既已挤压整形的绞线配置到具备第一槽的绝缘性连接部的该第一槽内,该第一槽在其底部表面上形成有第一凹凸形状,之后在既已挤压整形的绞线的上部配置所述线材,并通过所述激振器从该线材侧向所述线材和所述既已挤压整形的绞线施加挤压力和超声波振动而进行所述线材与所述既已挤压整形的绞线的连接。5. A method for connecting a wire rod and a stranded wire, the stranded wire has a plurality of core wires, it is characterized in that the method comprises a first process and a second process, wherein the first process is provided in a second groove The stranded wire is disposed in the second groove of the metal anvil, and the bottom of the second groove is formed with a second concave-convex shape, and the stranded wire is extruded and shaped from the side of the stranded wire by the vibrator, so that In the second step, the extruded twisted wire is placed in the first groove of the insulating connection portion provided with the first groove having a first concave-convex shape formed on the bottom surface thereof, and then the The wire is arranged on the upper part of the extruded twisted wire, and the extruding force and ultrasonic vibration are applied from the wire side to the wire and the extruded twisted wire by the vibrator. The connection between the wire and the extruded twisted wire. 6.根据权利要求5所述的线材与绞线的连接方法,其特征在于,6. The connection method of wire rod and stranded wire according to claim 5, characterized in that, 所述第一和第二凹凸形状为与所述绞线的长度方向正交的相同形状的平行槽,超声波振动所施加的方向为与所述平行槽正交的方向。The first and second concavo-convex shapes are parallel grooves of the same shape perpendicular to the length direction of the stranded wire, and the ultrasonic vibration is applied in a direction perpendicular to the parallel grooves. 7.根据权利要求1、3或5所述的线材与绞线的连接方法,其特征在于,7. The method for connecting wires and stranded wires according to claim 1, 3 or 5, characterized in that, 所述线材与所述绞线的连接结束后,以填埋所述第一槽的方式涂敷绝缘性树脂。After the connection between the wire and the twisted wire is completed, an insulating resin is applied to fill the first groove. 8.根据权利要求1、3或5所述的线材与绞线的连接方法,其特征在于,8. The method for connecting wires and stranded wires according to claim 1, 3 or 5, wherein: 通过形成在与所述线材或所述绞线接触的一侧的所述激振器的表面上的第三凹凸形状而进行所述线材与所述绞线的连接。The connection of the wire rod and the twisted wire is performed by a third concavo-convex shape formed on the surface of the exciter on the side that is in contact with the wire rod or the twisted wire. 9.一种旋转电机,具备铁心、分布卷绕在该铁心上的线材、以及用于在该线材的端部连结多个线材与由绞线构成的连接线的连接板,其特征在于,9. A rotating electrical machine comprising an iron core, wires wound in a distributed manner on the iron core, and a connecting plate for connecting a plurality of wires and connecting wires composed of stranded wires at the ends of the wires, wherein: 在所述连接板上形成有具备第一槽的绝缘性连接部,该第一槽在其底部具有第一凹凸形状,所述线材的端部与所述连接线在所述第一槽内以重叠的方式连接。An insulating connection portion having a first groove having a first concave-convex shape at the bottom thereof is formed on the connection plate, and the end of the wire rod and the connection wire are formed in the first groove in the first groove. connected in an overlapping manner. 10.根据权利要求9所述的旋转电机,其特征在于,10. A rotating electrical machine according to claim 9, wherein: 在所述第一槽的底部与所述线材或所述连接线之间配置有金属制保持板,所述金属制保持板在与所述线材或所述连接线接触的一侧的表面上形成有第一凹凸形状。A metal holding plate is disposed between the bottom of the first groove and the wire or the connecting wire, and the metal holding plate is formed on a surface of the side that contacts the wire or the connecting wire. There is a first concave-convex shape. 11.一种旋转电机,具备铁心、分布卷绕在该铁心上的线材、以及用于在该线材的端部连结多个线材与由绞线构成的连接线的连接板,其特征在于,11. A rotating electrical machine comprising an iron core, wires wound in a distributed manner on the iron core, and a connecting plate for connecting a plurality of wires and connecting wires composed of twisted wires at the ends of the wires, wherein: 在所述连接板上形成有具备第一槽的绝缘性连接部,该第一槽在其底部具有第一凹凸形状,所述绞线配置在具有第二槽的金属制砧子的该第二槽内,该第二槽在其底部设有第二凹凸形状,并通过激振器从该绞线侧对所述绞线进行了挤压整形,所述线材的端部与所述绞线在所述第一槽内以重叠的方式连接。An insulating connecting portion having a first groove having a first concave-convex shape at the bottom thereof is formed on the connecting plate, and the twisted wire is disposed on the second metal anvil having a second groove. In the groove, the second groove is provided with a second concave-convex shape at its bottom, and the twisted wire is extruded and shaped from the side of the twisted wire by the vibrator, and the end of the wire is connected to the twisted wire in the The first slots are connected in an overlapping manner. 12.根据权利要求11所述的旋转电机,其特征在于,12. A rotating electrical machine according to claim 11, wherein: 所述第一和第二凹凸形状为与所述绞线的长度方向正交的相同形状的平行槽。The first and second concavo-convex shapes are parallel grooves of the same shape perpendicular to the length direction of the strand. 13.根据权利要求9所述的旋转电机,其特征在于,13. A rotating electrical machine according to claim 9, wherein: 以覆盖包括所述第一槽内且所述绝缘性连接部的至少上部的方式利用绝缘性树脂进行密封。Sealing is performed with an insulating resin so as to cover at least an upper portion of the insulating connection portion including the inside of the first groove. 14.根据权利要求9所述的旋转电机,其特征在于,14. A rotating electrical machine according to claim 9, wherein: 形成有所述绝缘性连接部的所述连接板是圆环形状或者是分割成两瓣以上的形状。The connecting plate on which the insulating connecting portion is formed has a ring shape or a shape divided into two or more lobes. 15.根据权利要求9所述的旋转电机,其特征在于,15. A rotating electrical machine according to claim 9, wherein: 所述旋转电机为电动机或发电机。The rotating electric machine is an electric motor or a generator.
CN2012100155145A 2011-02-08 2012-01-18 Connection method of wire rod and stranded wire and rotary motor using thereof Pending CN102629726A (en)

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