CN113192698B - Cable conductor stranding device for long stator winding of magnetic suspension train - Google Patents
Cable conductor stranding device for long stator winding of magnetic suspension train Download PDFInfo
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- CN113192698B CN113192698B CN202110324738.3A CN202110324738A CN113192698B CN 113192698 B CN113192698 B CN 113192698B CN 202110324738 A CN202110324738 A CN 202110324738A CN 113192698 B CN113192698 B CN 113192698B
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- positioning
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- twisting mechanism
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
Abstract
The invention relates to a long stator winding cable conductor positioning device and a stranding device for a maglev train, wherein the special cable conductor positioning device for the maglev train comprises a positioning body, the positioning body comprises a positioning seat, the positioning seat is provided with a positioning hole in a through manner, a first positioning wheel and a second positioning wheel are arranged in the positioning hole at intervals, the first positioning wheel and the second positioning wheel respectively comprise a shaft part and a positioning part arranged on the periphery of the middle part of the shaft part, and two ends of the shaft part of the first positioning wheel and two ends of the shaft part of the second positioning wheel are respectively connected with the positioning seat in a rotating manner; one sides of the positioning parts of the first positioning wheel and the second positioning wheel, which are close to each other, are enclosed to form a guide hole through which a to-be-stranded wire can pass, and the guide hole is used for limiting the circumferential position of the to-be-stranded wire. The positioning body can ensure that the wire to be stranded does not turn over, twist or wear in the stranding process, and is convenient for stranding and molding.
Description
Technical Field
The invention relates to the technical field of conductor processing equipment of a special cable for a magnetic suspension train, in particular to a cable wire stranding device for a long stator winding of the magnetic suspension train.
Background
The existing large-section cable conductor is mostly formed by twisting round wires, and sometimes twisted by adopting special-shaped wires, but the materials are mostly copper wires, the materials are hard, the monofilaments are regular special-shaped wires, if the common shapes are rectangles, trapezoids, arches and the like, the adopted stranded wire production equipment is mostly a frame twisting production line, and the production is easy to control when the wires are twisted.
The existing conductor twisting production equipment and the process technology cannot realize the conductor designed by the long stator winding cable of the magnetic suspension train. This conductor structure is complicated, is to form the round wire with three kinds of irregular single molded lines transposition, and the conductor material is high-purity aluminium, and conductor elongation and tensile strength are far less than the copper line, and the production and processing technology degree of difficulty is high, adopts traditional frame to hank production facility to be difficult to guarantee the roundness and the degree of compression of stranded conductor.
Disclosure of Invention
Aiming at the defects in the prior art, the technical problem to be solved by the invention is to provide a conductor stranding device for a long stator winding cable of a magnetic suspension train, which can gradually strand and shape a plurality of special-shaped conductors to form a conductor with a circular section.
In order to solve the technical problem, the cable conductor stranding device for the long stator winding of the magnetic suspension train provided by the invention comprises a primary stranding mechanism, a secondary stranding mechanism and a tertiary stranding mechanism which are sequentially connected, wherein the primary stranding mechanism, the secondary stranding mechanism and the tertiary stranding mechanism respectively comprise a stranding body, a branching plate and a doubling die which are sequentially arranged; the distributing plate is uniformly provided with a plurality of wire passing holes, each wire passing hole is internally embedded with a positioning body, the outer periphery of the positioning body is matched with the inner periphery of the wire passing hole, the positioning body is connected with the distributing plate through a connecting bolt, and the connecting bolt is arranged in the radial direction of the corresponding wire passing hole; the wire separating plates of the first-stage twisting mechanism, the second-stage twisting mechanism and the third-stage twisting mechanism are convenient for a first wire to be twisted, a second wire to be twisted and a third wire to be twisted to pass through respectively, and guide holes of positioning bodies of the first-stage twisting mechanism, the second-stage twisting mechanism and the third-stage twisting mechanism are used for limiting the circumferential positions of the first wire to be twisted, the second wire to be twisted and the third wire to be twisted respectively; the positioning body comprises: the positioning seat is provided with a positioning hole in a penetrating manner, a first positioning wheel and a second positioning wheel are arranged in the positioning hole at intervals, the first positioning wheel and the second positioning wheel respectively comprise a shaft part and a positioning part arranged on the periphery of the middle part of the shaft part, and two ends of the shaft part of the first positioning wheel and two ends of the shaft part of the second positioning wheel are respectively connected with the positioning seat in a rotating manner; one sides of the positioning parts of the first positioning wheel and the second positioning wheel, which are close to each other, are encircled to form a guide hole through which the first wire to be stranded, the second wire to be stranded or the third wire to be stranded can pass, and the guide hole is used for limiting the circumferential position of the first wire to be stranded, the second wire to be stranded or the third wire to be stranded; the cross section of the first wire to be stranded is in a sector shape; a first arc-shaped groove is coaxially formed in the periphery of the positioning portion of the first positioning wheel of the primary twisting mechanism, a V-shaped groove is coaxially formed in the periphery of the positioning portion of the second positioning wheel of the primary twisting mechanism, and the first arc-shaped groove and the V-shaped groove are enclosed to form the guide hole through which the first wire to be twisted can pass; the cross sections of the second to-be-stranded conductor and the third to-be-stranded conductor are Z-shaped, the second to-be-stranded conductor and the third to-be-stranded conductor comprise a first section and a second section which are arranged at intervals, and one ends, close to each other, of the first section and the second section are connected through a third section; the second-stage twisting mechanism and the third-stage twisting mechanism are coaxially provided with a second arc-shaped groove in the periphery of the positioning portion of the first positioning wheel, the second-stage twisting mechanism and the third-stage twisting mechanism are coaxially provided with a third arc-shaped groove in the periphery of the positioning portion of the second positioning wheel, the second arc-shaped groove and the third arc-shaped groove are enclosed to form a guide hole through which the second to-be-twisted conductor and the third to-be-twisted conductor pass, and the depth of the second arc-shaped groove is larger than that of the third arc-shaped groove.
The conductor stranding device for the long stator winding cable of the magnetic suspension train is provided with the primary stranding mechanism, the secondary stranding mechanism and the tertiary stranding mechanism, three times of stranding operation is carried out from inside to outside to form a circular conductor, the positioning bodies are arranged in the wire passing holes of the distributing plates of each stage of stranding mechanism, all conductors to be stranded can be positioned, the stranded conductor is guaranteed to have higher roundness and compaction degree compared with a conductor with the same section, and the stranded conductor has a smaller overall dimension. The positioning body can position a single wire in the twisting process, so that the wire to be twisted is prevented from turning over and twisting. In addition, the two ends of the shaft parts of the first positioning wheel and the second positioning wheel are rotatably connected with the positioning seats, when the lead passes through, the positioning parts of the first positioning wheel and the second positioning wheel are in rolling friction with the lead, and the abrasion to be conducted on the stranded lead is reduced to the maximum extent while the positioning is realized.
Preferably, the peripheries of the two ends of the shaft part are rotatably connected with the positioning seat through bearings.
Preferably, the twisting body and the distributing board are detachably and fixedly connected through a conical sleeve, and conductor through holes are formed in the middle positions of the twisting body and the distributing board in a penetrating mode. The wire distributing plate is connected with the twisting body through the conical sleeve, the relative positions of the wire distributing plate and the twisting body can be fixed, and the conductor through hole is convenient for the twisted conductor to pass through.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a magnetic levitation train long stator winding cable conductor positioning device of embodiment 1 of the present invention;
fig. 2 is a magnetic levitation train long stator winding cable conductor positioning device of embodiment 2 of the present invention;
fig. 3 is a flow chart of a magnetic levitation train long stator winding cable conductor stranding device according to embodiment 3 of the present invention;
fig. 4 is a schematic view of a connection structure of the wire separating plate and the strand body of the primary twisting mechanism according to embodiment 3 of the present invention;
fig. 5 is a schematic structural diagram of a wire separating plate of a primary twisting mechanism according to embodiment 3 of the present invention;
fig. 6 is a schematic structural view of a conductor according to embodiment 3 of the present invention.
Reference numerals:
1-positioning a body; 11-a positioning seat; 12-a first positioning wheel; 121-a first arc-shaped slot; 122-a second arc-shaped slot; 13-a second positioning wheel; 131-V-shaped grooves; 132-a third arc-shaped slot; 14-a pilot hole; 2-a wire to be stranded; 21-a first segment; 22-a second section; 23-a third segment; 3-a conductor; 31-a first to-be-stranded conductor; 32-a second wire to be stranded; 33-a third wire to be stranded; 4-first-stage twisting mechanism; 41-a twisting body; 42-a line distribution plate; 43-a tapered sleeve; 5-a secondary twisting mechanism; 6-three-stage twisting mechanism.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
Example 1
As shown in fig. 1, the present embodiment provides a magnetic suspension train long stator winding cable conductor positioning device, including positioning body 1, this positioning body 1 includes positioning seat 11, it is provided with the locating hole to link up on this positioning seat 11, the interval is provided with first positioning wheel 12 and second positioning wheel 13 in this locating hole, first positioning wheel 12 and second positioning wheel 13 all include the axial region and set up the location portion in this axial region middle part periphery, the both ends of the axial region of first positioning wheel 12 and second positioning wheel 13 all are connected with positioning seat 11 rotation through the bearing.
The sides of the positioning parts of the first positioning wheel 12 and the second positioning wheel 13, which are close to each other, enclose a guide hole 14 through which a wire to be stranded can pass, and the guide hole 14 is used for limiting the circumferential position of the wire to be stranded. In this embodiment, the first arc-shaped groove 121 is coaxially disposed on the outer periphery of the positioning portion of the first positioning wheel 12, the V-shaped groove 131 is coaxially disposed on the outer periphery of the positioning portion of the second positioning wheel 13, and the first arc-shaped groove 121 and the V-shaped groove 131 enclose the guide hole 14 similar to a fan shape to be suitable for the conductor 2 to be twisted whose cross section is fan-shaped.
In the twisting process, the positioning body 1 can position a single wire, so that the wire to be twisted is prevented from turning over and twisting. In addition, both ends of the shaft parts of the first positioning wheel 12 and the second positioning wheel 13 are rotatably connected with the positioning seat 11, so that when a lead passes through, the positioning parts of the first positioning wheel 12 and the second positioning wheel 13 and the lead are in rolling friction, and the abrasion to be stranded of the lead is reduced to the maximum extent while the positioning is realized.
Example 2
As shown in fig. 2, the magnetic suspension train long stator winding cable conductor positioning device provided in this embodiment has a structure substantially the same as that of the magnetic suspension train long stator winding cable conductor positioning device of embodiment 1, except that the shape of the guide hole 14 is different to be suitable for a conductor 2 to be stranded, the cross section of which is Z-shaped, the conductor 2 to be stranded includes a first segment 21 and a second segment 22 arranged at an inner and outer interval, one ends of the first segment 21 and the second segment 22 close to each other are connected by a third segment 23, a second arc-shaped groove 122 is coaxially arranged on the outer periphery of the positioning portion of the first positioning wheel 12, a third arc-shaped groove 132 is coaxially arranged on the outer periphery of the positioning portion of the second positioning wheel 13, the second arc-shaped groove 122 and the third arc-shaped groove 132 enclose to form the guide hole 14, and the depth of the second arc-shaped groove 122 is greater than that of the third arc-shaped groove 132 to adapt to the shape of the conductor 2 to be stranded, so as to ensure that the conductor is not twisted, and not worn over.
Example 3
As shown in fig. 3, 4, 5 and 6, the present embodiment provides a conductor stranding device for a long stator winding cable of a magnetic levitation train for stranding 4 first to-be-stranded conductors 31, 12 second to-be-stranded conductors 32 and 18 third to-be-stranded conductors 33 into a conductor 3 having a circular cross section, wherein the cross section of the first to-be-stranded conductor 31 is a sector shape, and the cross sections of the second to-be-stranded conductor 32 and the third to-be-stranded conductor 33 are Z-shaped as disclosed in embodiment 2, except that the two are slightly different in size, and the ratio of the lengths of the first segment to the second segment of the third to-be-stranded conductor 33 is greater than the ratio of the lengths of the first segment to the second segment of the second to-be-stranded conductor.
Specifically, the magnetic suspension train long stator winding cable conductor stranding device of this embodiment includes the one-level stranding mechanism 4, the second-level stranding mechanism 5 and the third-level stranding mechanism 6 that connect gradually, wherein, the one-level stranding mechanism 4 includes the strand 41, the separated time board 42 and the doubling die that connect gradually, and the strand 41 and the separated time board 42 can be dismantled fixed connection through the taper sleeve 43, and all link up at the intermediate position of strand 41 and separated time board 42 and be provided with the conductor via hole. Four wire passing holes 421 are uniformly distributed on the distributing board 42, a positioning body 1 disclosed in embodiment 1 is embedded in each wire passing hole 421, the periphery of the positioning body 1 is matched with the inner periphery of the wire passing hole 421, the positioning body 1 is connected with the distributing board 42 through a connecting bolt, and the connecting bolt is arranged in the radial direction of the corresponding wire passing hole.
In addition, the second-stage twisting mechanism 5 and the third-stage twisting mechanism 6 of the present embodiment have substantially the same structure as the first-stage twisting mechanism 4, and also include a twisting body, a branching board and a doubling die, which are connected in sequence, except that the branching board of the two is respectively and uniformly provided with 12 wire passing holes and 18 wire passing holes, and the positioning body 1 disclosed in embodiment 2 is embedded in the wire passing holes. In this embodiment, the cross-sectional shapes of the second to-be-stranded conductor 32 and the third to-be-stranded conductor 33 are similar, but the sizes are slightly different, so that the positioning body 2 provided in embodiment 2 can be used for circumferentially limiting the two.
During twisting, the first to-be-twisted wire 31, the second to-be-twisted wire 32 and the third to-be-twisted wire 33 respectively penetrate through the wire passing holes on the wire separating plates of the first-stage twisting mechanism 4, the second-stage twisting mechanism 5 and the third-stage twisting mechanism 6, wherein four first to-be-twisted wires 31 are twisted through the wire doubling die of the first-stage twisting mechanism 4 to form a first round semi-finished product conductor, the first round-finished product conductor penetrates through the wire passing holes of the second-stage twisting mechanism 5 and the conductor passing holes of the wire separating plates to enter the wire doubling die of the second-stage twisting mechanism 5, at the moment, 12 second to-be-twisted wires 32 are twisted on the periphery of the first round-finished product conductor to form a second round-finished product conductor, and similarly, the second round-finished product conductor passes through the conductor passing holes of the third-stage twisting mechanism 5 to enter the wire doubling die of the third-stage twisting mechanism 5 and is twisted with 18 third to-be-twisted wires 33 to form a conductor 3. In the twisting process, the positioning bodies of the twisting mechanisms at all levels can position all the wires to be twisted, so that the twisted conductor has higher roundness and compaction degree compared with the conductor with the same section.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; these modifications and substitutions do not cause the essence of the corresponding technical solution to depart from the scope of the technical solution of the embodiments of the present invention, and are intended to be covered by the claims and the specification of the present invention.
Claims (3)
1. A magnetic suspension train long stator winding cable conductor stranding device is characterized by comprising:
the primary twisting mechanism, the secondary twisting mechanism and the tertiary twisting mechanism are sequentially connected and respectively comprise a twisting body, a wire separating plate and a wire doubling die which are sequentially arranged;
the wire distributing plate is uniformly provided with a plurality of wire passing holes, each wire passing hole is internally embedded with a positioning body, the outer periphery of each positioning body is matched with the inner periphery of each wire passing hole, the positioning bodies are connected with the wire distributing plate through connecting bolts, and the connecting bolts are arranged in the radial direction of the corresponding wire passing holes;
the wire separating plates of the first-stage twisting mechanism, the second-stage twisting mechanism and the third-stage twisting mechanism are convenient for a first wire to be twisted, a second wire to be twisted and a third wire to be twisted to pass through respectively, and guide holes of positioning bodies of the first-stage twisting mechanism, the second-stage twisting mechanism and the third-stage twisting mechanism are used for limiting the circumferential positions of the first wire to be twisted, the second wire to be twisted and the third wire to be twisted respectively; the positioning body can position a single wire in the twisting process, so that the wire to be twisted is ensured not to turn over or twist;
the positioning body comprises:
the positioning seat is provided with a positioning hole in a penetrating manner, a first positioning wheel and a second positioning wheel are arranged in the positioning hole at intervals, the first positioning wheel and the second positioning wheel respectively comprise a shaft part and a positioning part arranged on the periphery of the middle part of the shaft part, and two ends of the shaft part of the first positioning wheel and two ends of the shaft part of the second positioning wheel are respectively connected with the positioning seat in a rotating manner;
one sides of the positioning parts of the first positioning wheel and the second positioning wheel, which are close to each other, are encircled to form a guide hole through which the first wire to be stranded, the second wire to be stranded or the third wire to be stranded can pass, and the guide hole is used for limiting the circumferential position of the first wire to be stranded, the second wire to be stranded or the third wire to be stranded;
the cross section of the first wire to be stranded is fan-shaped; a first arc-shaped groove is coaxially formed in the periphery of the positioning portion of the first positioning wheel of the primary twisting mechanism, a V-shaped groove is coaxially formed in the periphery of the positioning portion of the second positioning wheel of the primary twisting mechanism, and the first arc-shaped groove and the V-shaped groove are enclosed to form the guide hole through which the first wire to be twisted can pass;
the cross sections of the second to-be-stranded conductor and the third to-be-stranded conductor are Z-shaped, the second to-be-stranded conductor and the third to-be-stranded conductor comprise a first section and a second section which are arranged at intervals, and one ends, close to each other, of the first section and the second section are connected through a third section;
the second-stage twisting mechanism and the third-stage twisting mechanism are coaxially provided with a second arc-shaped groove in the periphery of the positioning portion of the first positioning wheel, the second-stage twisting mechanism and the third-stage twisting mechanism are coaxially provided with a third arc-shaped groove in the periphery of the positioning portion of the second positioning wheel, the second arc-shaped groove and the third arc-shaped groove are enclosed to form a guide hole through which the second to-be-twisted conductor and the third to-be-twisted conductor pass, and the depth of the second arc-shaped groove is larger than that of the third arc-shaped groove.
2. The magnetic levitation train long stator winding cable conductor stranding apparatus as recited in claim 1, wherein:
the peripheries of the two ends of the shaft part are rotatably connected with the positioning seat through bearings.
3. The magnetic levitation train long stator winding cable conductor stranding apparatus as recited in claim 1, wherein:
the twisting body with the separated time board passes through the toper cover can dismantle fixed connection, and the twisting body with the intermediate position of separated time board all link up and is provided with the conductor via hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110324738.3A CN113192698B (en) | 2021-03-26 | 2021-03-26 | Cable conductor stranding device for long stator winding of magnetic suspension train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110324738.3A CN113192698B (en) | 2021-03-26 | 2021-03-26 | Cable conductor stranding device for long stator winding of magnetic suspension train |
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| Publication Number | Publication Date |
|---|---|
| CN113192698A CN113192698A (en) | 2021-07-30 |
| CN113192698B true CN113192698B (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110324738.3A Active CN113192698B (en) | 2021-03-26 | 2021-03-26 | Cable conductor stranding device for long stator winding of magnetic suspension train |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110459353A (en) * | 2019-09-11 | 2019-11-15 | 金杯电工股份有限公司 | The dedicated long stator cable of magnetic suspension |
| CN210429344U (en) * | 2019-09-11 | 2020-04-28 | 金杯电工股份有限公司 | Special long stator cable for magnetic suspension |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105529115B (en) * | 2016-01-27 | 2017-10-10 | 乔治国 | The two-shipper series connection stranding device and method of submarine cable heavy in section common core conductor |
| EP3211642A1 (en) * | 2016-02-23 | 2017-08-30 | LEONI Kabel Holding GmbH | Data cable and stranded conductor |
| CN109065220A (en) * | 2018-08-17 | 2018-12-21 | 江苏亨通电力特种导线有限公司 | A kind of high anti-corrosion type duralumin molded line twisted wire of self-damping low-loss and manufacturing method |
| CN109036724B (en) * | 2018-10-26 | 2023-12-01 | 江苏亨通电力特种导线有限公司 | Z-shaped wire stranding device and stranding machine |
| CN209657897U (en) * | 2019-04-21 | 2019-11-19 | 圣安电缆有限公司 | A kind of fan-shaped molding machine of the netted filling of cable-former Split Down |
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2021
- 2021-03-26 CN CN202110324738.3A patent/CN113192698B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110459353A (en) * | 2019-09-11 | 2019-11-15 | 金杯电工股份有限公司 | The dedicated long stator cable of magnetic suspension |
| CN210429344U (en) * | 2019-09-11 | 2020-04-28 | 金杯电工股份有限公司 | Special long stator cable for magnetic suspension |
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