CN115133725A - Separable flat wire twisting head module - Google Patents
Separable flat wire twisting head module Download PDFInfo
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- CN115133725A CN115133725A CN202211057667.6A CN202211057667A CN115133725A CN 115133725 A CN115133725 A CN 115133725A CN 202211057667 A CN202211057667 A CN 202211057667A CN 115133725 A CN115133725 A CN 115133725A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
- H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
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Abstract
The invention discloses a separable flat wire twisting head module, which is applied to the field of motor production of new energy automobiles and comprises a rack, a twisting head lower die and a twisting head upper die, wherein the twisting head lower die comprises a plurality of layers of lower twisting wire discs, the lower twisting wire discs can rotate relative to each other, and each lower twisting wire disc is provided with a lower connecting part; twist round first mould and include twisting the line dish on base and the plural number layer, respectively go up twisting the line dish and can rotate relatively each other to be equipped with a plurality of twisting grooves along the circumference interval on every, be equipped with connecting portion on every twisting the line dish respectively, upper and lower detachable cooperation of connecting portion. Therefore, the head twisting mechanism is designed into a way that the head twisting upper die and the head twisting lower die can be matched in a separable way; when the flat wire twisting operation is carried out on different flat wire motors, different upper die twisting machines can be selected according to requirements, one die is multifunctional, and the utilization rate of the head twisting mechanism is fully improved. The die replacement cost is reduced, and the production cost of the flat wire motor is reduced.
Description
Technical Field
The invention relates to the technical field of motor production for new energy automobiles, in particular to a separable flat wire twisting head module.
Background
With the rapid development of new energy vehicles, higher requirements are also put forward for motors applied to the new energy vehicles, and the flat wire motor has the advantages of high slot filling rate, high power and high torque, and has good heat dissipation performance, so that the flat wire motor is widely applied. The flat wire motor needs to turn round the head with U type flat wire and handle so that subsequent welding in the equipment production process, but the flat wire that current flat wire turned round first operating device can only turn round the head operation to the flat wire and the wire casing of a model usually, changes the flat wire model after, needs to turn round first equipment module to whole flat wire and change, causes with high costs, and equipment can't obtain make full use of. Therefore, the existing flat wire twisting apparatus should be improved to solve the problems.
Disclosure of Invention
In view of the above, the present invention is directed to the disadvantages of the prior art, and the main object of the present invention is to provide a detachable flat wire twisting head module, which is designed such that a twisting head mechanism is designed as a detachable engagement manner of an upper twisting head mold and a lower twisting head mold; when the flat wire twisting operation is carried out on different flat wire motors, different upper die twisting dies can be selected according to needs, so that one die is multifunctional, and the utilization rate of the twisting mechanism is fully improved. The die replacement cost is reduced, and the production cost of the flat wire motor is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme:
a separable flat wire twisting head module comprises a rack, a twisting head lower die and a twisting head upper die, wherein the twisting head lower die is installed on the rack, the twisting head upper die is detachably installed on the twisting head lower die, the twisting head lower die comprises a plurality of layers of lower twisting wire discs which are vertically stacked and nested, the lower twisting wire discs can rotate relative to each other, and a lower connecting part is respectively arranged on each lower twisting wire disc; the twisting head upper die comprises a base and upper twisting discs which are arranged on a plurality of layers of vertical stacked and nested layers in the base, the upper twisting discs can rotate relative to each other, a plurality of twisting grooves are formed in each upper twisting disc at intervals along the circumference, upper connecting portions are arranged on each upper twisting disc respectively, and the upper connecting portions are detachably matched with the lower connecting portions of the lower twisting discs.
As a preferred embodiment: and the driving rod is arranged at the edge of each lower twisting disk, and the driving rods on the lower twisting disks are arranged in a staggered manner.
As a preferred embodiment: the frame is provided with a plurality of groups of bearings used for keeping the centers of the plurality of layers of lower twisted wire discs, and the plurality of groups of bearings are distributed on the peripheries of the plurality of layers of lower twisted wire discs and are in rolling contact with the plurality of layers of lower twisted wire discs.
As a preferred embodiment: the lower connecting part is a connecting lug arranged on the edge of each lower twisted wire disc, and two connecting lugs are symmetrically arranged on the upper edge of each lower twisted wire disc at an angle of 180 degrees; go up the connecting portion for setting up the connecting groove on every upper torsion line dish lower limb to every upper torsion line dish lower limb is provided with two connecting groove with 180 degrees symmetries, connecting groove and connecting lug detachable cooperation.
As a preferred embodiment: the connecting lugs of the lower twisted wire disc at the odd-numbered layer from inside to outside are distributed along the radial direction of the lower twisted wire disc; the connecting lugs of the even-numbered lower twisted wire discs are distributed along the other radial direction of the lower twisted wire discs from inside to outside; the connecting grooves of the twisted wire discs on the odd-numbered layers from inside to outside are distributed along the radial direction of the twisted wire discs; the connecting grooves of the twisted wire discs on the even-numbered layers from inside to outside are distributed along the other radial direction of the twisted wire discs.
As a preferred embodiment: the connecting lugs are distributed in a cross shape and are positioned on the same plane; the plurality of connecting grooves are also distributed in a cross shape and are positioned on the same plane.
As a preferred embodiment: a central positioning sleeve is vertically arranged in the middle of the twisting head lower die, and the plurality of layers of lower twisting wire discs are sleeved outside the central positioning sleeve; in turn round first last mould middle part vertical central reference column that is provided with, turn round on the plural number layer that the drum all uses central reference column to distribute in the central reference column outside as the center, central reference column detachable inserts and arranges in central locating sleeve.
As a preferred embodiment: the length of the connecting groove of the upper twisting disc is gradually increased from the inner layer to the outer layer, and a plurality of connecting grooves in the same radial direction are integrally distributed in a fan shape.
As a preferred embodiment: and the lower end of the base is provided with a connecting disc which is fixedly connected with the rack so as to keep the matching stability of the twisting head upper die and the twisting head lower die.
As a preferred embodiment: the four corners of the periphery of the lower twisting wire disc of the plurality of layers are respectively provided with a plurality of layers of bearings, and the bearings on the corners are in one-to-one corresponding rolling contact with the edges of the lower twisting wire disc of the plurality of layers.
As a preferred scheme: and a bearing for reducing the rotation friction force of the lower twisted wire discs is arranged between the lower twisted wire discs of the adjacent layers.
Compared with the prior art, the invention has obvious advantages and beneficial effects, and particularly, according to the technical scheme, the head twisting mechanism is designed into a way that the head twisting upper die and the head twisting lower die can be matched in a separable way; when the flat wire twisting operation is carried out on different flat wire motors, different upper die twisting dies can be selected according to needs, so that one die is multifunctional, and the utilization rate of the twisting mechanism is fully improved. The die replacement cost caused by different flat wire models and slot models is reduced, and the production cost of the flat wire motor is reduced.
To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a first perspective view of a head twisting mechanism according to the present invention;
FIG. 2 is a perspective view of a second perspective of the head twisting mechanism according to the present invention;
FIG. 3 is a side view of the twisting head mechanism of the present invention;
FIG. 4 is a schematic view of a three-dimensional structure of a lower die and a frame of a twist head according to the present invention;
FIG. 5 is a schematic side view of the lower die of the twist head of the present invention engaged with a frame;
FIG. 6 is a schematic cross-sectional view taken along line A-A of FIG. 5;
FIG. 7 is a schematic cross-sectional view taken along line B-B of FIG. 5;
FIG. 8 is a schematic perspective view of an upper die of a twist head according to the present invention;
FIG. 9 is a bottom view of the upper mold of the twist head of the present invention;
FIG. 10 is a side view of the upper die of the twist head of the present invention;
FIG. 11 is a schematic cross-sectional view taken along line A-A of FIG. 10.
FIG. 12 is a schematic view of the lower die of the twist head of the present invention and the electric cylinder;
FIG. 13 is a schematic view of the upper twisting disk and the lower twisting disk of the present invention in a three-dimensional configuration;
FIG. 14 is a perspective view of the upper twisting disk of the present invention;
fig. 15 is a perspective view of the lower twisting disk according to the present invention.
The attached drawings indicate the following:
10. a frame; 11. a bearing; 12. a rod member; 20. twisting a head lower die; 21. a wire twisting disc is arranged; 22. a lower connecting portion; 23. a drive rod; 24. positioning the sleeve; 25. a bearing; 30. twisting a head upper die; 31. a base; 32. winding a wire twisting disc; 33. twisting a wire groove; 34. an upper connecting portion; 35. a central positioning column; 36. connecting the disc; 40. and (4) an electric cylinder.
Detailed Description
As shown in fig. 1 to 15, the present invention provides a separable flat wire twisting head module, which includes a frame 10, a twisting head lower die 20 mounted on the frame 10, and a twisting head upper die 30 detachably mounted on the twisting head lower die 20, wherein:
the twisting head lower die 20 comprises a plurality of layers of lower twisting disk 21 which are vertically stacked and nested, the lower twisting disks 21 can rotate relative to each other, and each lower twisting disk 21 is provided with a lower connecting part 22; the twisting head upper die 30 comprises a base 31 and a plurality of layers of upper twisting wire discs 32 which are vertically stacked and nested and are arranged in the base 31, the upper twisting wire discs 32 can rotate relative to each other, a plurality of twisting wire grooves 33 are formed in each upper twisting wire disc 32 at intervals along the circumference, an upper connecting portion 34 is respectively arranged on each upper twisting wire disc 32, and the upper connecting portion 34 is detachably matched with the lower connecting portion 22 of the lower twisting wire disc 21.
The driving rod 23 is arranged at the edge of each lower twisting disk 21, and the driving rods 23 on the lower twisting disks 21 are arranged in a staggered mode; the staggered arrangement can avoid the rotation interference caused by the drive rod 23 concentrating at the same angle; the rotation mode of lower wire twisting disc 21 specifically can connect the electric jar respectively to every actuating lever 23, drives actuating lever 23 by the electric jar and rotates, and wire twisting disc 21 rotates under the drive and carries out the wire twisting operation. Meanwhile, other driving methods may be adopted to drive the lower twisting disk 21 to rotate, which is not described in detail herein.
The rack 10 is provided with a plurality of groups of bearings 11 for keeping the centers of the lower twisting discs 21 in a plurality of layers, and the plurality of groups of bearings 11 are distributed on the peripheries of the lower twisting discs 21 in the plurality of layers and are in rolling contact with the lower twisting discs 21 in the plurality of layers. Specifically, a plurality of layers of bearings 11 are respectively arranged at four corners of the periphery of the plurality of layers of lower twisting discs 21, and the plurality of layers of bearings 11 at each corner are in one-to-one corresponding rolling contact with the edges of the plurality of layers of lower twisting discs 21. Plural layers of bearings 11 on each corner are respectively sleeved on the rod 12 positioned on the corners of the rack 10, and the plural layers of bearings on the four corners ensure that the wire twisting disks 21 on the plural layers are always positioned at the central position of the rack 10 on the basis of ensuring the normal rotation of the wire twisting disks 21 under the plural layers, so that the wire twisting disks 21 are prevented from generating eccentricity in the rotating process to reduce the precision of flat wire twisting heads.
The lower connecting part 22 arranged on the lower twisting disk 21 is a connecting lug arranged on the edge of each lower twisting disk 21, and the upper edge of each lower twisting disk 21 is symmetrically provided with two connecting lugs at 180 degrees; the upper connecting portion 34 disposed on the upper twisted wire disc 32 is a connecting groove disposed on the lower edge of each upper twisted wire disc 32, and two connecting grooves are symmetrically disposed on the lower edge of each upper twisted wire disc 32 at 180 degrees, and the connecting grooves and the connecting lugs are detachably matched. It should be noted that the positions of the connection protrusions and the connection grooves can be interchanged or other separable matching manners can be adopted. The lower connecting portion 22 of the lower twist disk 21 protrudes upwardly out of the top of the housing 10 to mate with the upper connecting portion 34 of the upper twist disk 32. In addition, in this embodiment, the lower edge of each upper twisted wire disc 32 is provided with four connecting grooves at 90-degree intervals, so as to be rapidly matched with the connecting bumps, and the number of the specific connecting grooves can be set as required.
The connecting lugs of the lower twisting disc 21 on the odd-numbered layer from inside to outside are distributed along the radial direction of the lower twisting disc 21; the connecting lugs of the even-numbered lower twisting disk 21 are distributed along the other radial direction of the lower twisting disk 21 from inside to outside; the connecting grooves of the upper twisted wire discs 32 on the odd-numbered layers from inside to outside are distributed along the radial direction of the upper twisted wire discs 32; the connecting grooves of the upper twisted wire coil 32 on the even number layers from the inside to the outside are distributed along the other radial direction of the upper twisted wire coil 32. The connecting bumps are distributed in a cross shape and are positioned on the same plane; the plurality of connecting grooves are also distributed in a cross shape and are also positioned on the same plane.
In order to further ensure the accuracy of the flat wire during twisting, a central positioning sleeve 24 is vertically arranged in the middle of the twisting head lower die 20, and the plurality of layers of lower twisting discs 21 are sleeved outside the central positioning sleeve 24; in turn round first last mould 30 middle part vertical central reference column 35 that is provided with, turn round on the plural layer line dish 32 all uses central reference column 35 to distribute in the central reference column 35 outside as the center, central reference column 35 detachable inserts and arranges in central positioning sleeve 24. The cooperation of the center positioning column 35 and the center positioning sleeve 24 can accurately center the upper twist head die 30 and the lower twist head die 20, thereby preventing the reduction of the precision of the twist head caused by the matching deviation between the upper twist head die and the lower twist head die.
The length of the connection grooves of the upper twisted wire plate 32 gradually increases from the inner layer to the outer layer, and a plurality of connection grooves are distributed in the same radial direction in a fan shape. The length of the connecting groove can be designed according to the width of a specific connecting lug, and the overall distribution shape can be a fan shape or other shapes.
The lower end of the base 31 of the upper twist head die 30 is provided with a connecting disc 36 for fixedly connecting with the frame 10 so as to maintain the stability of the matching of the upper twist head die 30 and the lower twist head die 20. After the upper twist head die 30 is matched with the lower twist head die 20, the connecting disc 36 can be fixed on the rack 10 in a bolt connection mode, so that the matching stability of the upper twist head die 30 and the lower twist head die 20 is ensured.
In addition, a bearing 25 for reducing the rotating friction force of the lower torsion coil 21 with each other is disposed between the lower torsion coils 21 of adjacent layers. The plurality of bearings 25 are distributed between the upper twisting disk 21 and the lower twisting disk 21 which are adjacent up and down, and the bearings 25 can enable the lower twisting disks 21 to be in rolling contact in the rotating process of the lower twisting disks 21, so that the rotating friction force is reduced, and the rotating efficiency is improved. It should be noted that bearings are also arranged between the lower wire twisting discs 21 on the top layer and the bottom layer and the top or the bottom of the rack 10.
The working principle of the head twisting mechanism is as follows: when the flat wire is twisted, the connecting groove of the upper twisting head die 30 is matched with the connecting bump of the lower twisting head die 20, the central positioning column 35 is inserted into the central positioning sleeve 24, and the connecting disc 36 is connected and locked with the frame 10; the flat wire is inserted into the twisting slot 33 of the upper twisting disk 32 (at this time, the upper end of the flat wire is clamped and fixed by other devices to prevent the upper end of the flat wire from following the action during the twisting process); the lower twisting disc 21 is driven by the driving rod 23 to rotate, the connecting lug is linked with the connecting groove, the corresponding upper twisting disc 32 rotates along with the lower twisting disc, the flat wire inserted into the twisting groove 33 is twisted and bent, and after the lower end of each flat wire is twisted, the flat wire is taken out from the twisting head upper die 30. The twisting head mechanism comprises ten upper twisting wire discs 32 and ten lower twisting wire discs 21, wherein the upper twisting wire discs 32 and the lower twisting wire discs 21 are correspondingly matched with each other one by one through connecting convex blocks and connecting grooves; the connecting convex blocks and the connecting grooves respectively adopt a first group (odd number), a third group, a fifth group, a seventh group and a ninth group (odd number), and a second group (even number), a fourth group, a sixth group, an eighth group and a tenth group (even number); treat the flat wire motor of turning round the head, if the wire winding number of piles does not exceed ten layers, then all can adopt this turn round head mechanism to turn round the head operation, for example, the flat wire motor is eight layers of wire windings, then only need select for use eight wherein groups to go up the wire twisting dish 32 and turn round line dish 21 down and turn round the line operation, in addition two sets of go up the wire twisting dish 32 and turn round line dish 21 down can not drive can.
The design of the invention is characterized in that the head twisting mechanism is designed into a way that the upper head twisting die and the lower head twisting die can be detachably matched; when the flat wire twisting operation is carried out on different flat wire motors, different upper die twisting dies can be selected according to needs, so that one die is multifunctional, and the utilization rate of the twisting mechanism is fully improved. The die replacement cost caused by different flat wire models and slot models is reduced, and the production cost of the flat wire motor is reduced.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (11)
1. The utility model provides a first module is turned round to detachable flat line which characterized in that: the twisting head lower die comprises a plurality of layers of lower twisting wire discs which are vertically stacked and nested, the lower twisting wire discs can rotate relative to each other, and a lower connecting part is arranged on each lower twisting wire disc; the twisting head upper die comprises a base and an upper twisting disk arranged in a plurality of layers of vertical stacked nesting in the base, the upper twisting disks can rotate relative to each other, a plurality of twisting grooves are formed in each upper twisting disk at intervals along the circumference, upper connecting portions are respectively arranged on each upper twisting disk, and the upper connecting portions are detachably matched with lower connecting portions of the lower twisting disks.
2. The separable flat wire twisting head module according to claim 1, wherein: and the driving rods are arranged on the edges of the lower twisting wire discs and are arranged in a staggered manner.
3. The separable flat wire twisting head module according to claim 1, wherein: the frame is provided with a plurality of groups of bearings used for keeping the centers of the plurality of layers of lower twisted wire discs, and the plurality of groups of bearings are distributed on the peripheries of the plurality of layers of lower twisted wire discs and are in rolling contact with the plurality of layers of lower twisted wire discs.
4. The separable flat wire twisting head module according to claim 1, wherein: the lower connecting part is a connecting lug arranged on the edge of each lower twisted wire disc, and two connecting lugs are symmetrically arranged on the upper edge of each lower twisted wire disc at an angle of 180 degrees; go up the connecting portion for setting up the connecting groove on every upper torsion line dish lower limb to every upper torsion line dish lower limb is provided with two connecting groove with 180 degrees symmetries, connecting groove and connecting lug detachable cooperation.
5. The separable flat wire twisting head module according to claim 4, wherein: the connecting lugs of the lower twisted wire disc at the odd-numbered layer from inside to outside are distributed along the radial direction of the lower twisted wire disc; the connecting lugs of the even-numbered lower twisted wire discs from inside to outside are distributed along the other radial direction of the lower twisted wire discs; the connecting grooves of the twisted wire discs on the odd-numbered layers from inside to outside are distributed along the radial direction of the twisted wire discs; the connecting grooves of the twisted wire discs on the even-numbered layers from inside to outside are distributed along the other radial direction of the twisted wire discs.
6. The separable flat wire twisting head module according to claim 5, wherein: the connecting lugs are distributed in a cross shape and are positioned on the same plane; the plurality of connecting grooves are also distributed in a cross shape and are also positioned on the same plane.
7. The separable flat wire twisting head module according to claim 1, wherein: a central positioning sleeve is vertically arranged in the middle of the twisting head lower die, and the plurality of layers of lower twisting wire discs are sleeved outside the central positioning sleeve; in turn round first last mould middle part vertical central reference column that is provided with, turn round on the plural number layer that the drum all uses central reference column to distribute in the central reference column outside as the center, central reference column detachable inserts and arranges in central locating sleeve.
8. The separable flat wire twisting head module according to claim 5, wherein: the length of the connecting grooves of the upper twisting disc is gradually increased from the inner layer to the outer layer, and a plurality of connecting grooves in the same radial direction are integrally distributed in a fan shape.
9. The separable flat wire twisting head module according to claim 1, wherein: and the lower end of the base is provided with a connecting disc which is fixedly connected with the rack so as to keep the matching stability of the upper twisting head die and the lower twisting head die.
10. The separable flat wire twisting head module according to claim 3, wherein: the four corners of the periphery of the lower twisting wire disc of the plurality of layers are respectively provided with a plurality of layers of bearings, and the bearings on the corners are in one-to-one corresponding rolling contact with the edges of the lower twisting wire disc of the plurality of layers.
11. The separable flat wire twisting head module according to claim 1, wherein: and a bearing for reducing the rotation friction force of the lower twisted wire discs is arranged between the lower twisted wire discs of the adjacent layers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211057667.6A CN115133725B (en) | 2022-08-30 | 2022-08-30 | Separable flat wire twisting head module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211057667.6A CN115133725B (en) | 2022-08-30 | 2022-08-30 | Separable flat wire twisting head module |
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| CN115133725A true CN115133725A (en) | 2022-09-30 |
| CN115133725B CN115133725B (en) | 2023-01-10 |
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| CN115133725B (en) | 2023-01-10 |
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