CN102364644B - Coiling machine and method for manufacturing air-core coil - Google Patents
Coiling machine and method for manufacturing air-core coil Download PDFInfo
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- CN102364644B CN102364644B CN201110151734.6A CN201110151734A CN102364644B CN 102364644 B CN102364644 B CN 102364644B CN 201110151734 A CN201110151734 A CN 201110151734A CN 102364644 B CN102364644 B CN 102364644B
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Abstract
The utility model provides a coiling machine and a method for manufacturing an air-core coil, wherein the coiling machine is provided with a tubular coiling core with top end provided with a plurality of division sheets divided along the circumference direction and with the outer diameter of the top end increased or reduced through increasing or reducing the space among the plurality of division sheets; an operating rod with a cone frustum shaped operating sheet, wherein the operating sheet can be slidingly inserted into the coiling core and can be arranged in the center of the plurality of division sheets or separated from the division sheets to increase or reduce the diameter of the top end of the coiling core; an operating rod moving mechanism enabling the operating rod to move relative to the coiling core and enabling the operating sheet to be arranged in the center of the plurality of division sheets or to be separated from the division sheets; and a coiling core rotating drive mechanism enabling the coiling core to rotate together with the operating rod and enabling wires to be coiled on the outer circumference of the top end of the coiling core. The method for manufacturing an air-core coil is characterized in that the air-core coil is formed through enabling the wires to be coiled on the increased outer circumference of the tip end of the coiling core and then the air-core coil is pulled out from the reduced outer circumference of top end of the coiling core.
Description
Technical field
The present invention relates to a kind of manufacture method of manufacturing the coil winding machine of the hollow coil that voice coil loudspeaker voice coil that miniature loudspeaker uses etc. uses and using the hollow coil of this coil winding machine.
Background technology
In the past, in the loud speaker using at the such midget plant of mobile phone, used the more small-sized coil that thinner wire coil is coiled into ring-type.And as the manufacture method of this coil, having proposed in cross section is the Winder (for example, with reference to patent documentation 1) of the wire rod that on circular volume core, winding around is used.In this Winder, be formed as: the coil being made up of the wire rod being wrapped on this volume core is taken off from this volume core, can obtain thus the coil of the cross sectional shape with expection.
Patent documentation 1: Japanese kokai publication hei 9-148168 communique
But, in above-mentioned existing Winder, because the wire rod that coil is used applies the tension force of regulation and is wrapped on volume core, therefore there is the more difficult problem of operation that the coil being made up of the wire rod being wrapped on this volume core is taken off from this volume core.Easily carry out in order to make this take off operation, in above-mentioned patent documentation 1, use the wire guider for take off coil from volume core, but when wire guider forcibly will be taken off this coil with the overhang butt obtaining from rolling up core, in the coil that has been applied in the tension force of regulation and reel the surperficial tunicle of the wire rod in week can with the friction of volume core, therefore likely this tunicle is caused to damage.
Summary of the invention
The object of the invention is to, providing a kind of can take off the coil being made up of the wire rod being wrapped on volume core with comparalive ease from this volume core, and can not cause to the tunicle of wire rod the manufacture method of coil winding machine and the hollow coil of damage.
Coil winding machine of the present invention possesses: the volume core of tubular, and it is configured to has on top along being circumferentially divided into multiple cutting plates, by expanding or dwindling the mutual interval of multiple cutting plates, can expand or dwindle thus top external diameter; Hook stick, it has the operating sheet of truncated cone shape, and this operating sheet can be inserted through slidably volume core and enters into the central authorities of multiple cutting plates or therefrom depart from, and makes the top external diameter of rolling up core expand or dwindle; Hook stick travel mechanism, it makes hook stick move with respect to volume core and makes operating sheet enter into the central authorities of multiple cutting plates or therefrom depart from; Volume core rotary drive mechanism, it makes to roll up core and rotates together with hook stick, the top periphery by wire coil around volume core.
Preferably, possess: the first guide member, it is embedded in volume in-core, to being wound on a side wide restriction of volume of wire rod on top of core; The second guide member, it is embedded in the tip side of volume core in the mode that can depart from from volume core, to being wound on the opposing party's wide restriction of volume of wire rod on top of core, more preferably, between the first guide member and volume core and between the second guide member and volume core, be formed with respectively gap, this gap enters for the ora terminalis that is embedded into the tubular bobbin of rolling up core top.And also can be formed as: in the gap between the first guide member and volume core, insert and the annular element of tubular bobbin same diameter and the elastomer to the annular element application of force, be embedded at the second guide member under the state on the top of rolling up core, the ora terminalis of tubular bobbin is resisted elastomeric active force and enter into gap together with annular element, the state departing from from the top of volume core at the second guide member, elastomer is discharged tubular bobbin via annular element from gap.
The manufacture method of hollow coil of the present invention, is characterized in that, expands the mutual interval of multiple cutting plates having on top along being circumferentially split into the volume core of multiple cutting plates, carrys out enlarged tip external diameter; Top periphery after wire coil is expanded around volume core, and form on the top of volume core the hollow coil being formed by the wire rod of reeling; Dwindle the mutual interval of multiple cutting plates and made to form the top reduced diameter of the volume core of hollow coil; Top periphery by hollow coil from volume the dwindling of core is pulled up.
If tubular bobbin is embedded into the top of the volume core that has dwindled top external diameter before the top external diameter that expands volume core, wire rod can be wound on the periphery of tubular bobbin, and choosing of hollow coil carried out together with tubular bobbin.In this case, if tubular bobbin is being embedded into behind the top of rolling up core, before carrying out the coiling of wire rod, carry out following operation: make a side's of tubular bobbin ora terminalis enter into the gap between the first guide member and the volume core that is embedded in volume core, and the second guide member is embedded into the tip side of rolling up core, make the opposing party's of tubular bobbin ora terminalis enter into the gap between the second guide member and volume core, can be by wire coil the periphery around the tubular bobbin between the first guide member and the second guide member.And, preferably, after the top of volume core forms hollow coil, and before hollow coil is pulled up from the top periphery of volume core, the second guide member is departed from from the top of volume core, tubular bobbin is moved vertically together with hollow coil, the gap by a side's of tubular bobbin ora terminalis between the first guide member and volume core, extract.
In the present invention, although this wire rod applied to the tension force of regulation when the wire rod coiling of using at coil and be wrapped on volume core, but by the coil being formed by the wire rod being wrapped on this volume core when this volume core takes off, can make the reduced diameter on the volume core top that is wound with this wire rod.Therefore rolling up the periphery of core and producing gap between the interior week of coil, thereby can with comparalive ease coil taken off from volume core.When like this in the time rolling up the periphery of core and produce gap between the interior week of coil, can avoid carrying out there is significant friction between this surperficial tunicle that takes off the wire rod in week in when operation coil and volume core, thereby can be with comparalive ease will take off and can not cause damage to the tunicle of wire rod from this volume core by being wrapped in the coil that the wire rod rolled up on core forms.
In addition, in the case of forming around tubular bobbin hollow coil, although choosing of this hollow coil is to carry out together with tubular bobbin, but carrying out this while choosing, by making to roll up the reduced diameter on core top, make in the volume periphery of core and produce gap between the interior week of tubular bobbin, thereby can avoid there is significant friction between the interior Zhou Yujuan core of tubular bobbin.Even therefore in the case of forming around tubular bobbin hollow coil, in the manufacture method of coil winding machine of the present invention and hollow coil, also can with comparalive ease coil be taken off and can not cause damage to the tunicle of wire rod from volume core.
In addition, in the case of forming around tubular bobbin hollow coil, by a side the ora terminalis of tubular bobbin is entered in the gap between the first guide member and volume core, and the ora terminalis that makes the opposing party of tubular bobbin enters in the gap between the second guide member and volume core, thereby can be by wire coil in the desired extent of the periphery of tubular bobbin.And, if the second guide member is departed from from the top of volume core, and a side's of tubular bobbin ora terminalis is extracted the gap between the first guide member and volume core, just can more easily hollow coil be taken off from volume core.
Brief description of the drawings
Fig. 1 be represent embodiment of the present invention by wire coil around the longitudinal section that is embedded in the state between the first guide member and second guide member of tubular bobbin of volume core.
Fig. 2 represents that the second guide member leaves the cutaway view corresponding with Fig. 1 of the state after this volume core.
Fig. 3 is the reeled stereogram of state of wire rod of the surrounding that is illustrated in this tubular bobbin.
Fig. 4 is the C-C line cutaway view of Fig. 5.
Fig. 5 is the A-A line cutaway view of Fig. 9.
Fig. 6 is the figure observing from the D direction of Fig. 4.
Fig. 7 is the enlarged drawing of the F portion of Fig. 9.
Fig. 8 is the B-B line cutaway view of Fig. 9.
Fig. 9 is the vertical view of the coil winding machine of embodiment of the present invention.
Number in the figure explanation: 10... coil winding machine; 12... roll up core; 12b... cutting plate; 13... hook stick; 13a... operating sheet; 18... wire rod; 19... tubular bobbin; 30... hook stick travel mechanism; 40... roll up core rotary drive mechanism; 51... the first guide member; 51d... gap; 52... the second guide member; 52c... gap; 56... annular element; 57... elastomer; 90... hollow coil.
Embodiment
Be used for implementing best mode of the present invention based on brief description of the drawings below.
Fig. 4 to Fig. 9 represents coil winding machine 10 of the present invention.In each figure, set orthogonal X, Y, tri-axles of Z, to extend X-axis is made as along approximate horizontal fore-and-aft direction, Y-axis is made as along approximate horizontal transverse direction extends, and Z axis is made as vertically and extends, and the formation of this coil winding machine 10 is described.This coil winding machine 10 possesses: the volume core 12 of tubular, and its upper plate 11a from the pedestal 11 that is made up of cuboid arranges highlightedly to Z-direction top; Hook stick 13, it is inserted through this volume core 12 in the mode that can slide.As shown in Figure 3 and Figure 7, form multiple groove 12a (being three groove 12a in the present embodiment) of extension vertically at the interval that specify along circumferentially spaced, top of volume core 12, the top of volume core 12 along being circumferentially divided into multi-disc, is divided into multiple cutting plate 12b of three and is arranged on the top of this volume core 12 by this groove 12a in the present embodiment by this groove 12a.And be configured to: by expanding or dwindling the mutual interval of multiple cutting plate 12b, the top of rolling up thus core 12 can expand or dwindle its external diameter.
As shown in Figure 1 to Figure 3, on the top that can insert slidably the hook stick 13 in this volume core 12, be provided with the operating sheet 13a of truncated cone shape.This operating sheet 13a forms the truncated cone shape that external diameter expands upward, in the interior week of the head portion of the volume core 12 being made up of multiple cutting plate 12b, is also formed as the cone shape that its diameter expands upward.And be formed as: the interior week of top ends that forms the volume core 12 of this cone shape is formed as roughly equal with the external diameter of operating sheet 13a, as shown in Figure 2, when operating sheet 13 enters into the central authorities of multiple cutting plate 12b on volume core 12 tops and its around with the contacting in interior week of volume core 12 from top, by further entering to Z-direction below as shown in solid arrow, make thus the top external diameter of this volume core 12 expand.On the other hand, multiple cutting plate 12b are that the groove 12a by forming on the top of volume core 12 forms, therefore be configured to: as shown in dotted arrow in Fig. 2, when operating sheet 13a is from the top of volume core 12 while departing from upward, the top external diameter after the expansion of this volume core 12 dwindles because of the elasticity of volume core 12.
In addition, as shown in Figure 4, coil winding machine 10 of the present invention possesses: volume core elevating mechanism 20, and it is configured to and can makes to roll up core 12 liftings; Hook stick travel mechanism 30, it makes hook stick 13 move with respect to volume core 12, makes operating sheet 13a enter into the central authorities of multiple cutting plate 12b or therefrom depart from; Volume core rotary drive mechanism 40, it makes to roll up core 12 and rotates together with hook stick 13, the top periphery by wire coil around volume core 12.
Volume core elevating mechanism 20 possesses: volume core lifting motor 21, the ball-screw 22 linking with the rotating shaft 21a of this motor 21, the Lift Part 23 being threadedly engaged with this ball-screw 22 and in the lower end of volume core 12 and this volume core 12 arranges coaxially and axle is supported on the extension tube 24 of this Lift Part 23.On the upper plate 11a of pedestal 11, the support plate 14 parallel with this upper plate 11a is arranged on the inside of pedestal 11 via pillar 16.Volume core lifting motor 21, makes rotating shaft 21a vertically be arranged at this support plate 14.The ball-screw 22 linking with this rotating shaft 21a is threadedly engaged with the lifter plate 23a in Lift Part 23, except this lifter plate 23a, Lift Part 23 has cartridge unit 23b, and this cartridge unit 23b erects coaxially and is arranged on this lifter plate 23a above with volume core 12, and runs through upper plate 11a.Lower end at volume core 12 is formed with circular flange part 12c, is formed with the large-diameter portion 24a overlapping with this flange part 12c in the upper end of extension tube 24.Except this large-diameter portion 24a, extension tube 24 has the axle support column 24b of portion, and this axle support column 24b of portion is coaxial with this large-diameter portion 24a, runs through cartridge unit 23b and is supported by axle.
This axle support column 24b of portion is can not be supported by axle movably vertically with respect to cartridge unit 23b, so that the flange part 12c of volume core 12 is installed on this large-diameter portion 24a by this axle support column 24b of portion mode coaxial with rolling up core 12.And in this volume core elevating mechanism 20, be configured to: when volume core lifting motor 21 drives, while rotation with the ball-screw 22 of its rotating shaft 21a link, the Lift Part 23 and extension tube 24 1 liftings that are threadedly engaged with this ball-screw 22, thus the volume core 12 that makes to be arranged in this extension tube 24 carries out lifting.In addition, arrange and surround parts 17 on the upper plate 11a of pedestal 11, these encirclement parts 17 will run through this upper plate 11a and surround to the outstanding cartridge unit 23b in Z-direction top.
Hook stick travel mechanism 30 possesses: motor 32 for operation, and it is arranged on the below of lifter plate 23a via mounting bracket 31, and the mode that this mounting bracket 31 extends to Z-direction below with the lifter plate 23a from volume core elevating mechanism 20 is installed; Ball-screw 33, the rotating shaft 32a of itself and this motor 32 links; Functional unit 34, itself and this ball-screw 33 is threadedly engaged with; Extend rod 36, it arranges through extension tube 24 in the mode that can move vertically, and the lower end of its upper end and hook stick 13 links, and lower end axle is supported on functional unit 34.Guide rail 37 is set on the vertical plane of mounting bracket 31, and this guide rail 37 surrounds ball-screw 33 and vertically guides functional unit 34.
And, in the hook stick travel mechanism 30 of such formation, be configured to: when operation motor 32 drives, while rotation with the ball-screw 33 of its rotating shaft 32a link, the functional unit 34 being threadedly engaged with this ball-screw 33 carries out lifting, makes lower end axle be supported on the prolongation rod 36 and hook stick 13 1 liftings of this functional unit 34.This operation is installed on the lifter plate 23a that makes to roll up core 12 liftings with motor 32, therefore hook stick 13 becomes with respect to volume core 12 and moves in the vertical direction, thus the operating sheet 13a that makes to be arranged on these hook stick 13 tops enter into volume core 12 tops multiple cutting plate 12b central authorities or therefrom depart from.
Volume core rotary drive mechanism 40 possesses: rotating parts 41, it is arranged to run through cartridge unit 23b from top the bottom spline of outstanding extension tube 24 to the below of cartridge unit 23b and is combined, can not rotate and can move vertically with respect to this extension tube 24, and axle be supported on support plate 14; The first pulley 42, itself and this rotating parts 41 arranges coaxially; Electric rotating machine 43 (Fig. 5), it is installed in support plate 14; The second pulley 44, it is arranged on the rotating shaft 43a of this electric rotating machine 43; Be with 46, it is erected between this first and second pulley 42,44.In the volume core rotary drive mechanism 40 forming like this, when electric rotating machine 43 drives when the second pulley 44 is rotated, this rotation is via being with 46 and be delivered to the first pulley 42, and rotating parts 41 rotates together with this first pulley 42.And be configured to: with the rotation together with volume core 12 of the extension tube 24 of rotating parts 41 spline combinations, thereby wire rod 18 (Fig. 1) can be wound on to the top periphery of this volume core 12.In addition, because operating sheet 13a enters into the top of volume core 12, therefore also rotation together with this volume core 12 of hook stick 13, and the lower end axle of the prolongation rod 36 linking with this hook stick 13 is supported on functional unit 34, therefore the rotation of this hook stick 13 can not be hindered.In addition, although extension tube 24 can not rotate with respect to rotating parts 41, but due to by spline in conjunction with and can move vertically, be therefore configured to: even in volume core 12 process of rotating, volume core 12 also can the lifting by volume core elevating mechanism 20.
As shown in Figure 8 and Figure 9, a side wide the first guide member 51 limiting of volume to the wire rod 18 that is wound on core 12 tops is embedded in this volume core 12, is arranged on the top of volume core 12 to being wound on the opposing party's wide second guide member 52 limiting of volume of wire rod 18 on these volume core 12 tops.As shown in Figure 9, guide member moving machine 53 is set on pedestal 11, in this moving machine 53, possesses: be fixed on pedestal 11 main body 53a, be arranged on this main body 53a upper surface pair of tracks 53b, be arranged to can move and be provided with on top the travelling carriage 53c of the second guide member 52, the actuator 53d that can make this travelling carriage 53c move back and forth by this track 53b.Actuator 53d in present embodiment is the servomotor that is linked with ball-screw 53e on its rotating shaft, and this ball-screw 53e and travelling carriage 53c are threadedly engaged with.Therefore be configured to: in the time that driving makes ball-screw 53e rotation as the servomotor of actuator 53d, this travelling carriage 53c moves along track 53b, can make the second guide member 52 move back and forth between the primary importance above volume core 12 and the second place away from this primary importance.And be configured to: in the time that the second guide member 52 is positioned at the second place, the superjacent air space of volume core 12 is opened.
Be configured to: as shown in Figure 8, when the second guide member 52 is positioned in the situation of primary importance, when volume core 12 rises by volume core elevating mechanism 20, as shown in Figure 1, on the second guide member 52, form and can be embedded in the embedded hole 52a of these volume core 12 tip side, in the time that volume core 12 declines by volume core elevating mechanism 20, as shown in Figure 2, volume core 12 departs from from the second guide member 52.Turn back to Fig. 8, the second guide member 52 arranges coaxially with the rotating shaft 54a vertically extending of guiding motor 54, and this guiding motor 54 is installed on travelling carriage 53c.And as shown in Figure 1, be embedded under the state of volume core 12, between the second guide member 52 and volume core 12, forming gap 52c, this gap 52c enters for the ora terminalis that is embedded into the tubular bobbin 19 of rolling up core 12 tops.
Turn back to Fig. 8, the first guide member 51 has: embed the 51a of cylinder portion, it is embedded in volume core 12; Fixed part 51b, it is arranged in the mode overlapping with the flange part 12c of volume core 12 lower end that embeds the 51a of cylinder portion continuously, and is fixed on this flange part 12c.The upper limb of the embedding cylinder 51a of portion of this first guide member 51, become a side's of the wire rod 18 to being wound on these volume core 12 tops the wide face limiting of volume, as shown in Figure 3, on this upper limb, tangential direction along volume core 12 is formed extended at both sides fluted 51c, and this groove 51c enters for the end of a thread and the line tail of the wire rod 18 that is wound in core 12.And as shown in Figure 1, between the first guide member 51 and volume core 12, be formed with gap 51d, this gap 51d enters for the ora terminalis that is embedded into the tubular bobbin 19 of rolling up core 12 tops.
In gap 51d between the first guide member 51 and volume core 12, insert the annular element 56 with tubular bobbin 19 same diameter.In the lower end of this annular element 56, form the fastener 56a of expansion laterally and formation ring-type, the elastomer of the lower surface butt of upper end and this fastener 56a is that helical spring 57 is inserted between the first guide member 51 and volume core 12.Form the stage portion 12d that this elastomer is the lower end in contact of helical spring 57 at volume around core 12, this helical spring 57 is configured to: by the elastic force of attempting to extend, via fastener 56a to annular element 56 application of force upward.And be configured to: as shown in Figure 1, be embedded at the second guide member 52 under the state of rolling up core 12 tops, the active force of the ora terminalis opposing elastomer 57 of tubular bobbin 19 enters gap 51d together with annular element 56, as shown in Figure 2, the state departing from from the top of volume core 12 at the second guide member 52, elastomer 57 is discharged tubular bobbin 19 via annular element 56 from the 51d of this gap.
As shown in Figure 8, on the flange part 12c of volume core 12, disk 61 and this volume core 12 of the level that the fixed part 51b of the first guide member 51 is surrounded arrange coaxially.Around on the extended line of the groove 51c forming at the upper limb that is located at the first guide member 51 of disk 61, be provided with: grips 62, it controls the wire rod 18 that starts winding; Stopper 63, it is by wire rod 18 engagements that finish to be wound around.In grips 62, be provided with highlightedly action button 62a downwards, this action button 62a is departed from the wire rod 18 that is held in this for making from grips 62, operation panel 64 and the disk 61 of ring-type arrange abreast, carry out this action button of ejection 62a by operating this operation panel 64.In the encirclement parts 17 that are arranged at upper plate 11a, bury underground and multiplely make to pass in and out axle 66a to the outstanding cylinder 66 in vertical direction top, at the upper end fitting operation plate 64 of the turnover axle 66a of the plurality of cylinder 66.And be configured to: by making the turnover axle 66a of above-mentioned multiple cylinder 66 outstanding, thereby can make operation panel 64 increase, the action button 62a of the operation panel 64 ejection grips 62 after rising, so that the wire rod 18 of being controlled by this grips 62 departs from from grips 62.
As shown in Figure 9, this coil winding machine 10 has with volume core 12 adjacent and derive the line mouth 71 of wire rod 18 from top in X-direction, and is provided with the travel mechanism 72 that this line mouth 71 is moved.The travel mechanism 72 of present embodiment, is combined by two axial drive division 72a, 72c, has fore-and-aft direction drive division 72a and above-below direction drive division 72c.This drive division 72a, 72c are formed as roughly the same driving mechanism along driving direction X, Z.Above-below direction drive division 72c is vertically fixed on pedestal 11, and the fore-and-aft direction drive division 72a extending along X-direction is configured to can move along the vertical direction with respect to above-below direction drive division 72c.And line mouth 71 is arranged on fore-and-aft direction drive division 72a in the mode that can move along fore-and-aft direction with respect to fore-and-aft direction drive division 72a.By the combination of above-mentioned drive division 72a, 72c, the travel mechanism 72 of this line mouth 71 is configured to: can make this line mouth 71 move along X-axis and two axial any directions of Z axis.Though not shown in addition, on this line mouth 71, be provided with: the handle sturcture that the wire rod 18 of deriving from this line mouth 71 is controlled and the cutter that wire rod 18 is cut off.
In addition, air-heater 81 is set on pedestal 11, the air nozzle 81a of ejection hot blast can be arranged on this air-heater 81 movably.Air nozzle 81a is configured to: its ejection end can move between the primary importance on the top in the face of volume core 12 wound skein products 18 and the second place away from this top.And be configured to: although air nozzle 81a is usually located at the second place, but when to be wound in the insulation tunicle of wire rod 18 on core 12 tops be through heating and melting, in the situation of cooling and bonding insulation tunicle, in the time carrying out this coiling, air-heater 81 can be as required, make air nozzle 81a move to primary importance and spray hot blast from the second place, make the insulation tunicle of the wire rod 18 of reeling melt bonded.
Next, the manufacture method of carrying out the hollow coil of wound skein product with above-mentioned coil winding machine is described.
The manufacture method of this hollow coil, comprises following operation: volume core expands operation, expands the mutual interval of multiple cutting plate 12b of volume core 12 so that top external diameter expands, and wherein cutting plate 12b is positioned at the top of volume core 12 and multiple along being circumferentially divided into; Wire coil, around operation, is wound on the top periphery after this volume core 12 expands by wire rod 18, and forms on the top of volume core 12 hollow coil being made up of the wire rod 18 of reeling; Volume core undergauge operation, dwindles the mutual interval of above-mentioned multiple cutting plate 12b, has made to form the top reduced diameter of the volume core 12 after hollow coil; The coil operation of choosing, the top periphery by hollow coil from volume core 12 dwindles is pulled up.
Wherein, hollow coil also can be formed on tubular bobbin 19 around.In this case, expand before operation at the volume core of the top external diameter that expands volume core 12, the bobbin that carries out tubular bobbin 19 to be embedded in the top of the volume core 12 after the reduced diameter of top embeds operation.So wire rod 18 is wound on the periphery of tubular bobbin 19 in wire rod coiling operation, carry out together with tubular bobbin 19 coil the choosing of operation hollow core coil of choosing.In the present embodiment, taking the situation that forms hollow coil around tubular bobbin 19 as example describes, the following describes each operation in this case.
(bobbin embedding operation)
In this operation, tubular bobbin 19 is embedded in the top of the volume core 12 after the reduced diameter of top.Be provided with in the present embodiment of above-mentioned coil winding machine 10 of the second guide member 52 in use, drive the servomotor 53d in Fig. 9 to make ball-screw 53e rotation, thereby make the second guide member 52 be positioned at the second place, the superjacent air space of rolling up core 12 is opened, tubular bobbin 19 (Fig. 1) is embedded into the top of the volume core 12 of being opened this top.Then, drive servomotor 53d, make ball-screw 53e to opposite spin, make the second guide member 52 be positioned at primary importance, this primary importance is positioned at the top of volume core 12.And, drive the volume core lifting motor 21 in volume core elevating mechanism 20, make its Lift Part 23 increase together with extension tube 24, thereby the second guide member 52 is embedded into be arranged at this extension tube 24 and the top of the volume core 12 of rising.
So as shown in Figure 1, under the state being embedded in volume core 12, the ora terminalis of the upside of tubular bobbin 19 enters into the gap 52c forming between the second guide member 52 and volume core 12.Meanwhile, because the second guide member 52 is embedded into the top of rolling up core 12, therefore this second guide member 52 is resisted the active force of elastomer 57, the tubular bobbin 19 being embedded in volume core 12 is pressed downwards together with annular element 56, thereby made the ora terminalis of the downside of tubular bobbin 19 enter into the gap 51d between the first guide member 51 and volume core 12.; after tubular bobbin 19 is embedded into the top of rolling up core 12 and before carrying out the coiling of wire rod 18; make a side's of tubular bobbin 19 ora terminalis enter into the gap 51d between the first guide member 51 and the volume core 12 that is embedded in volume core 12; and the second guide member 52 is embedded into the tip side of rolling up core 12, makes the opposing party's of tubular bobbin 19 ora terminalis enter into the gap 52c between the second guide member 52 and volume core 12.
(volume core expands operation)
In this operation, multiple cutting plate 12b of expansion volume core 12 interval each other, expands its top external diameter, and wherein cutting plate 12b is positioned at the top of volume core 12 and multiple along being circumferentially divided into.The expansion of this top external diameter is undertaken by following operation: by hook stick travel mechanism 30, hook stick 13 is moved with respect to volume core 12, the operating sheet 13a that makes to be arranged on these hook stick 13 tops enters into the central authorities of multiple cutting plate 12b.Particularly, drive the motor 32 for operation in hook stick travel mechanism 30, the ball-screw 33 linking with its rotating shaft 32a is rotated, functional unit 34 is declined, thereby the prolongation rod 36 that makes lower end axle be supported on this functional unit 34 declines together with hook stick 13.So, the operating sheet 13a that is arranged on these hook stick 13 tops enter into from top the central authorities of multiple cutting plate 12b on volume core 12 tops and its around with the contacting in interior week of volume core 12, as shown in solid arrow in Fig. 2, by this operating sheet 13a is further entered downwards, thus the top external diameter of this volume core 12 is expanded.By the top external diameter of expansion volume core 12 like this, support from inner side to the tubular bobbin 19 that is embedded into its top thus, forbid that this tubular bobbin 19 misplaces with respect to volume core 12.
(wire coil is around operation)
In this operation, the top periphery wound skein product 18 after volume core 12 expands, forms on the top of volume core 12 hollow coil 90 (Fig. 1 to Fig. 3) being made up of the wire rod 18 of reeling.In the present embodiment, hollow coil 90 is formed on tubular bobbin 19 around, therefore at this wire coil in operation, wire rod 18 is wound on to the periphery of the tubular bobbin 19 between the first guide member 51 and the second guide member 52.Particularly, be using the end of the wire rod 18 (Fig. 3) of deriving from line mouth 71 (Fig. 9) as the wire rod 18 that starts to be wound around, the grips 62 (Fig. 8) that is arranged on disk 61 side is around controlled it.As shown in Figure 8, by controlling of grips 62, the turnover axle 66a that is arranged on the multiple cylinders 66 on encirclement parts 17 is given prominence to upward, make operation panel 64 increase, carry out the action button 62a in ejection grips 62 by the operation panel 64 after rising, make this grips 62 open, the wire rod 18 of deriving from line mouth 71 is inserted through the grips 62 of this opening, make again operation panel 64 decline, action button 62a in grips 62 is declined, make thus grips 62 control the wire rod 18 of deriving from line mouth 71.
And, the wire rod 18 that starts to be wound around is being guided to after the groove 51c (Fig. 3) forming at the upper limb of the first guide member 51, drive the electric rotating machine 43 of the volume core rotary drive mechanism 40 in Fig. 5 and Fig. 6, the rotation of the second pulley 44, via being with 46 to be delivered to the first pulley 42, is made to extension tube 24 rotation together with volume core 12 with rotating parts 41 spline combinations.Thereby the wire rod 18 of as shown in Figure 3, the top from line mouth 71 being derived is wound on the periphery of the tubular bobbin 19 between the first guide member 51 and the second guide member 52.Then in the time carrying out this coiling, utilize Xian Zui 71 travel mechanisms 72 (Fig. 9) that line mouth 71 is moved back and forth along Z-direction, wire rod 18 is fitly wrapped on this tubular bobbin 19.After the wire rod 18 of the regulation number of turns of having reeled, the wire rod of deriving from line mouth 71 18 is directed to the groove 51c forming at the upper limb of the first guide member 51, as the wire rod 18 that finishes to be wound around by engagement on the stopper 63 (Fig. 8) being arranged at around disk 61.Like this wire rod 18 is wound on tubular bobbin 19, thus around tubular bobbin 19 formation hollow coil 90.
Wherein, when the insulation tunicle of wire rod 18 be through heating and melting, in the situation of cooling and bonding insulation tunicle, make the air nozzle 81a of the air-heater 81 shown in Fig. 9 move to primary importance from the second place, to in forming process or the coil 90 (Fig. 1 to Fig. 3) having formed spray hot blast, thereby the melt bonded wire rod 18 that makes of the insulation tunicle that makes this wire rod 18 is mutually bonding, and this coil 90 is adhered to bobbin 19, prevents that the shape of the coil 90 being made up of the wire rod 18 being neatly wound around from scattering afterwards.In addition, after forming coil 90, then make air nozzle 81a move to the second place from primary importance.
(volume core necking down operation)
In this operation, dwindle the mutual interval of multiple cutting plate 12b, make to form the top reduced diameter of hollow coil volume core 12 after 90s.Dwindling of this top external diameter, carries out: utilize hook stick travel mechanism 30 that hook stick 13 is moved with respect to volume core 12, the operating sheet 13a that is arranged on these hook stick 13 tops is moved upward as shown in phantom in Figure 2 in the following manner.Particularly, drive the motor 32 for operation in Tu4Zhong hook stick travel mechanism 30, the ball-screw linking with its rotating shaft is rotated, make functional unit 34 increase, thereby the prolongation rod 36 that makes lower end axle be supported on this functional unit 34 rises together with hook stick 13.So be arranged at the operating sheet 13a on these hook stick 13 tops from entering into the state on volume core 12 tops, as shown in the dotted line of Fig. 2, be moved upward and leave, when operating sheet 13a is by the elasticity of volume core 12 and from the top of volume core 12 while departing from top, the top external diameter that this volume core 12 has expanded can dwindle.
(coil choose operation)
In this operation, the top periphery by hollow coil 90 from volume the dwindling of core 12 is pulled up.Forming around tubular bobbin 19 in the present embodiment of hollow coil 90, to choose in operation at this coil, choosing of hollow coil 90 carried out together with tubular bobbin 19.Particularly, volume core lifting motor 21 in the volume core elevating mechanism 20 of driving Fig. 4, the Lift Part 23 being threadedly engaged with ball-screw 22 is declined together with extension tube 24, wherein ball-screw 22 links with the rotating shaft 21a of volume core lifting motor 21, makes thus the second guide member 52 also depart from the top of the volume core 12 of decline from being arranged at this extension tube 24.When the second guide member 52 is from volume core 12 departs from, be arranged on the elastomer 57 shown in the Fig. 1 between the first guide member 51 and volume core 12 and via annular element 56, tubular bobbin 19 discharged from the gap between it.And, drive the servomotor 53d in the guide member moving machine 53 shown in Fig. 9, make ball-screw 53e rotation, make the second guide member 52 be positioned at the second place, thereby by open the superjacent air space of volume core 12.
On the other hand, the turnover axle 66a being arranged in the multiple cylinders 66 that surround parts 17 shown in Fig. 8 is given prominence to upward, make operation panel 64 increase, by the action button 62a of the operation panel 64 ejection grips 62 after rising, the wire rod 18 that starts to be wound around of being controlled by this grips 62 is taken off from this grips 62.Meanwhile, the wire rod 18 that the part finishing as the winding of coil is limited to stopper 63 is controlled by near the not shown handle sturcture arranging online mouth 71, and cutter not shown wire rod 18 use between this handle sturcture and stopper 63 is cut off.Then, make to be formed on tubular bobbin 19 hollow coil 90 around and move to the superjacent air space of rolling up core 12 together with this tubular bobbin 19, it is taken off from volume core 12.Can obtain thus the hollow coil 90 being formed by the wire rod 18 that is wound in tubular bobbin 19.
As mentioned above, in the present invention, in the time carrying out the coiling of the wire rod 18 that coil uses, although the tension force that this wire rod 18 is applied to regulation is wound in volume core 12, but by the coil 90 being formed by the wire rod 18 that is wound in this volume core 12 when this volume core 12 takes off, make this volume core 12 coiling the reduced diameter on top of wire rod 18.Forming around tubular bobbin 19 in the present embodiment of hollow coil 90, although choosing of this hollow coil 90 carried out together with tubular bobbin 19, but carrying out this while choosing, by making to roll up the reduced diameter on core 12 tops, rolling up the periphery of core 12 and producing gap between the interior week of tubular bobbin 19 thus.Thereby can avoid producing significant friction between the interior Zhou Yujuan core 12 of tubular bobbin 19.Therefore can with comparalive ease coil 90 be taken off and can not cause damage to the tunicle of wire rod 18 from volume core 12.
In addition, around tubular bobbin 19 when wound skein product 18, make a side's of tubular bobbin 19 ora terminalis enter into the gap 51d between the first guide member 51 and volume core 12, and the ora terminalis that makes the opposing party of tubular bobbin 19 enters in the gap 52c between the second guide member 52 and volume core 12, wire rod 18 can be wound in the desired extent of periphery of tubular bobbin 19 thus.And wire rod 18 is being wound on around tubular bobbin 19 and to obtain coil after 90s, in the time that the second guide member 52 is departed from from the top of volume core 12, can be by the active force of elastomer 57, gap 51d by a side's of tubular bobbin 19 ora terminalis between the first guide member 51 and volume core 12, extract, therefore can more easily hollow coil 90 be taken off from volume core 12.
In addition, in the above-described embodiment, situation in the time forming hollow coil 90 around tubular bobbin 19 has been described, but as this tubular bobbin 19, bobbin that also can exemplify the papery bobbin being formed by the paper of rolling, the resin bobbin being formed by resin, is formed by nonmagnetic film etc.And as resin bobbin, preference is as the resin bobbin being made up of polyimide film (brand name: Kapp is logical).On the other hand, also can not use tubular bobbin 19, and directly wire rod 18 is wound on core 12, directly formation hollow coil 90 around this volume core 12.Even in the situation that not using like this tubular bobbin 19, by this hollow coil 90 when volume core 12 takes off, also can be by dwindling the external diameter of this volume core 12, make to roll up the periphery of core 12 and produce gap between the interior week of coil 90.Like this when in the volume periphery of core 12 when producing gap between the interior week of coil 90, the surperficial tunicle of the wire rod 18 in 90 interior weeks of coil that carries out this while taking off operation with roll up core 12 and can not produce friction.Thereby can with comparalive ease coil 90 be taken off from volume core 12, and can not cause damage to the tunicle of wire rod 18.
Claims (4)
1. a coil winding machine, is characterized in that, possesses:
The volume core (12) of tubular, it is configured to has on top along being circumferentially divided into multiple cutting plate (12b), by expanding or dwindling the mutual interval of described multiple cutting plate (12b), can expand or dwindle thus top external diameter;
Hook stick (13), it has the operating sheet (13a) of truncated cone shape, this operating sheet (13a) can be inserted through described volume core (12) slidably, and enter into the central authorities of described multiple cutting plate (12b) or therefrom depart from, make the top external diameter of described volume core (12) expand or dwindle;
Hook stick travel mechanism (30), it makes described hook stick (13) mobile with respect to described volume core (12), and makes described operating sheet (13a) enter into the central authorities of described multiple cutting plate (12b) or therefrom depart from;
Volume core rotary drive mechanism (40), it rotates described volume core (12) together with described hook stick (13), wire rod (18) is wound on to the top periphery of described volume core (12);
The first guide member (51), it is embedded in volume core (12), to being wound on a side wide restriction of volume of wire rod (18) on described volume core (12) top; With
The second guide member (52), it is embedded in the tip side of described volume core (12) in the mode that can depart from from described volume core (12), to being wound on the opposing party's wide restriction of volume of described wire rod (18) on top of described volume core (12)
Between the first guide member (51) and volume core (12) and between the second guide member (52) and volume core (12), be formed with respectively gap (51d, 52c), this gap (51d, 52c) supplies the ora terminalis of the tubular bobbin (19) on the top that is embedded into described volume core (12) to enter
At the periphery wound skein product (18) of described tubular bobbin (19).
2. coil winding machine according to claim 1, is characterized in that, is configured to:
In gap (51d) between the first guide member (51) and volume core (12), insert and the annular element (56) of tubular bobbin (19) same diameter and the elastomer (57) to described annular element (56) application of force
Be embedded at the second guide member (52) under the state on top of described volume core (12), the ora terminalis of described tubular bobbin (19) is resisted the active force of described elastomer (57), enter into described gap (51d) together with described annular element (56), the state departing from from the top of described volume core (12) at described the second guide member (52), described elastomer (57) is discharged described tubular bobbin (19) via described annular element (56) from described gap (51d).
3. a manufacture method for hollow coil, is characterized in that,
Expand the mutual interval of described multiple cutting plates (12b) having on top along being circumferentially divided into the volume core (12) of multiple cutting plates (12b), carry out enlarged tip external diameter,
Wire rod (18) is wound on to the top periphery after the expansion of described volume core (12), and forms on the top of described volume core (12) hollow coil (90) being formed by the wire rod of reeling (18),
Dwindle the mutual interval of described multiple cutting plate (12b), make the top reduced diameter of the described volume core (12) that is formed with described hollow coil (90),
Top periphery by described hollow coil (90) from the dwindling of described volume core (12) is pulled up,
Before expanding the top external diameter of volume core (12), carry out tubular bobbin (19) to be embedded into the operation on the top of the described volume core (12) that has dwindled top external diameter, wire rod (18) is wound on the periphery of described tubular bobbin (19), and choosing of hollow coil (90) carried out together with described tubular bobbin (19)
Tubular bobbin (19) is being embedded into behind the top of volume core (12), at wound skein product (18) before, carry out following operation: make a side's of described tubular bobbin (19) ora terminalis enter into the gap (51d) between the first guide member (51) and the described volume core (12) that is embedded in described volume core (12), and the second guide member (52) is embedded into the tip side of described volume core (12), make the opposing party's of described tubular bobbin (19) ora terminalis enter into the gap (52c) between described the second guide member (52) and described volume core (12), and wire rod (18) is wound on to the periphery of the described tubular bobbin (19) between described the first guide member (51) and described the second guide member (52).
4. the manufacture method of hollow coil according to claim 3, it is characterized in that, top at volume core (12) has formed hollow coil (90) afterwards, and before described hollow coil (90) is pulled up from the top periphery of described volume core (12), carry out following operation: the second guide member (52) is departed from from the top of described volume core (12), tubular bobbin (19) is moved vertically together with described hollow coil (90), gap (51d) by a side's of described tubular bobbin (19) ora terminalis between the first guide member (51) and described volume core (12), extract.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010140556A JP5586341B2 (en) | 2010-06-21 | 2010-06-21 | Winding machine and air core coil manufacturing method |
| JP2010-140556 | 2010-06-21 |
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| Publication Number | Publication Date |
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| CN102364644A CN102364644A (en) | 2012-02-29 |
| CN102364644B true CN102364644B (en) | 2014-07-23 |
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| CN (1) | CN102364644B (en) |
Families Citing this family (14)
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| JP5995355B2 (en) | 2012-06-26 | 2016-09-21 | 日特エンジニアリング株式会社 | Non-circular coil manufacturing apparatus and non-circular coil manufacturing method |
| CN103021651B (en) * | 2012-12-27 | 2015-07-22 | 上海华润特种变压器成套有限公司 | Winding mold core of coil |
| JP6103761B2 (en) * | 2013-04-24 | 2017-03-29 | 日特エンジニアリング株式会社 | Coil manufacturing apparatus and method |
| JP6501379B2 (en) * | 2013-12-27 | 2019-04-17 | 日特エンジニアリング株式会社 | Winding device |
| CN104752052B (en) * | 2015-04-17 | 2017-02-01 | 江苏飞尔机电科技有限公司 | Special winding machine jig |
| CN108231399A (en) * | 2016-12-17 | 2018-06-29 | 深圳市安托山特种机电有限公司 | A kind of new automatic vertical coil winding machine |
| JP2020014287A (en) * | 2018-07-13 | 2020-01-23 | 日本電産株式会社 | Winding device |
| CN113380535B (en) * | 2021-05-31 | 2022-06-17 | 合泰盟方电子（深圳）股份有限公司 | Positioning and supporting device for winding coil |
| CN113555210B (en) * | 2021-06-08 | 2023-04-14 | 珠海航睿智能科技有限公司 | Frameless coil winding separation device |
| CN113394018B (en) * | 2021-06-11 | 2023-02-17 | 浙江郎立电工器材有限公司 | Processing technology and processing device for hollow coil |
| CN113562544B (en) * | 2021-06-30 | 2023-02-28 | 浙江田中精机股份有限公司 | Tail line twisting and winding system and method |
| CN114203437B (en) * | 2021-12-06 | 2024-06-25 | 联盟自动化设备（苏州）有限公司 | Starting lead wire winding mechanism for winding coil |
| CN117095942B (en) * | 2023-10-17 | 2024-01-23 | 绵阳聚贤自动化设备有限公司 | Needle head matched chuck winding mechanism |
| CN117894589B (en) * | 2024-03-15 | 2024-05-31 | 昆山丰成益五金制品有限公司 | Winding and fixing method and device for non-skeleton wire package requiring plastic package |
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| JP2012004483A (en) | 2012-01-05 |
| CN102364644A (en) | 2012-02-29 |
| JP5586341B2 (en) | 2014-09-10 |
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