CN210111807U - Disc type iron core winding forming device - Google Patents
Disc type iron core winding forming device Download PDFInfo
- Publication number
- CN210111807U CN210111807U CN201921465199.XU CN201921465199U CN210111807U CN 210111807 U CN210111807 U CN 210111807U CN 201921465199 U CN201921465199 U CN 201921465199U CN 210111807 U CN210111807 U CN 210111807U
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- Prior art keywords
- winding
- roller
- bending
- coiling
- iron core
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- Withdrawn - After Issue
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- 238000004804 winding Methods 0.000 title claims abstract description 82
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title abstract description 31
- 238000005452 bending Methods 0.000 claims abstract description 54
- 238000003825 pressing Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 9
- 238000003754 machining Methods 0.000 abstract description 7
- 238000010030 laminating Methods 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model discloses a disk iron core coiling forming device, the device includes: the pre-bending device comprises a winding frame, a winding shaft, a driving assembly, a roller frame, a forming roller and a pre-bending assembly, wherein the pre-bending assembly is arranged at the feeding position of a winding cylinder and is used for pre-bending a strip material into a shape with a curvature smaller than that of the winding cylinder. The utility model discloses feed department at the coiling drum sets up the preflex subassembly, the preflex becomes to have the circular arc structure that the camber is less than the camber of coiling drum, then carry out the coiling operation via the coiling drum, because the camber of area material is less than the camber of coiling drum, then further area material's camber is less than the iron core after coiling, the periphery of the iron core after the laminating that the tooth portion that is the circular arc structure can be better at the coiling in-process, thereby the tooth portion between the layer of having guaranteed the coiling in-process is closely laminated along the circular arc structure, the size of wire casing is more stable, thereby the coiling shaping quality of disk iron core has been improved, and then the machining precision of disk iron core has been improved.
Description
Technical Field
The utility model relates to a disk iron core processing technology field, more specifically say, relate to a disk iron core coiling forming device.
Background
The disc type motor is an axial magnetic field motor, and a disc type iron core of the disc type motor is provided with a wire groove and teeth in the radial direction.
At present, the machining process of the disc type motor iron core is as follows: punching a series of slotted holes on the belt material according to requirements, and then winding and forming. Referring to fig. 1, the strip passes through the notching to form a tooth portion 102 and a tooth yoke portion 101, and the tooth yoke portion 101 is tightly attached to the winding drum under the action of tension to form an arc shape in the actual winding forming process; the teeth 102 remain flat because they are not under tension, see fig. 2 and 3. Therefore, the teeth 102 'of the disc core 100' after winding molding are polygonal, and the dimensional error of the winding groove is large, which causes difficulty in winding and affects the groove fullness of the disc core.
Therefore, how to improve the machining accuracy of the disc-type iron core is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to solve the technical problem how to improve the machining precision of disk iron core, for this reason, the utility model provides a disk iron core coiling forming device.
In order to achieve the above object, the utility model provides a following technical scheme:
a disc core winding apparatus comprising:
a winding frame;
the winding shaft is rotatably arranged on the winding rack, and a winding cylinder for winding the strip is arranged on the winding shaft;
the driving assembly is arranged on the winding rack and is used for driving the winding shaft to rotate;
the roller frame is arranged around the winding cylinder;
the forming roller is arranged on the roller frame and matched with the winding cylinder; and
a pre-bending assembly disposed at a feed of the winding drum.
In one embodiment of the present invention, the device further comprises a first telescopic assembly located between the roller frame and the forming roller, wherein the first telescopic assembly adjusts the radial position of the forming roller relative to the roller frame according to the winding thickness of the belt material on the winding cylinder.
In one embodiment of the present invention, the roller frame is provided with a sliding groove extending along a radial direction of the roller frame, and the forming roller is slidably disposed in the sliding groove.
In one embodiment of the present invention, the first telescopic assembly is a piston cylinder, one end of the first telescopic assembly is fixed to the middle of the roller frame, and the other end of the first telescopic assembly is fixed to the forming roller.
In one embodiment of the present invention, the number of the forming rollers is two, and the forming rollers are symmetrically arranged on the roller frame.
In one embodiment of the present invention, the pre-bending assembly is disposed on the roller frame.
In one embodiment of the present invention, the pre-bending assembly includes a first pre-bending roller rotatably disposed on the roller frame and a second pre-bending roller closely attached to the belt, and the diameter of the first pre-bending roller is greater than that of the second pre-bending roller.
In one embodiment of the present invention, a second telescopic assembly for adjusting the pressing force between the second pre-bending roller and the first pre-bending roller is further disposed between the second pre-bending roller and the roller frame.
In one embodiment of the present invention, the number of the second pre-bending rollers is two, and the center distance of the two second pre-bending rollers is smaller than the width of the tooth portion of the belt.
According to the above technical scheme, the utility model discloses an among the disc iron core coiling forming device the feeding department of coiling drum sets up the preflex subassembly, with the area material preflex become the circular arc structure that has the camber to be less than the camber of coiling drum, then carry out the operation of coiling via the coiling drum, because the camber of area material is less than the camber of coiling drum, then the further camber of area material is less than the camber of the iron core after coiling, the tooth that is the circular arc structure is compared in planar structure on the periphery of the iron core after coiling of laminating that planar structure can be better in coiling process, thereby the tooth that has guaranteed between the layer of coiling in-process is closely laminated along the circular arc structure, consequently, the size of wire casing is more stable, thereby the coiling shaping quality of disc iron core has been improved, and then the machining precision of disc iron core has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a strip material provided in the prior art;
fig. 2 is a schematic structural diagram of a disk core provided in the prior art after being wound;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic front perspective view of a disk iron core winding device according to an embodiment of the present invention;
fig. 5 is a schematic rear perspective view of a disk iron core winding device according to an embodiment of the present invention;
fig. 6 is a schematic front view of a disc-type iron core winding device according to an embodiment of the present invention.
In the figure, 100 is a strip, 101 is a tooth yoke, 102 is a tooth, 100 'is a disk core, 102' is a tooth, 200 is a winder, 300 is a winding shaft, 301 is a winding cylinder, 400 is a driving assembly, 500 is a roller frame, 501 is a chute, 502 is a first telescopic assembly, 600 is a forming roller, 700 is a pre-bending assembly, 701 is a first pre-bending roller, 702 is a second pre-bending roller, and 703 is a second telescopic assembly.
Detailed Description
The utility model discloses a core lies in providing a disk iron core coiling forming device to improve disk iron core's machining precision.
The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.
Referring to fig. 4 to 6, an embodiment of a disc-type iron core winding device of the present invention includes:
a winder frame 200;
a winding shaft 300, the winding shaft 300 is rotatably arranged on the winding frame 200, and a winding cylinder 301 for winding the strip material 100 is arranged on the winding shaft 300;
a driving assembly 400, the driving assembly 400 being disposed on the winding frame 200 and being used to drive the winding shaft 300 to rotate;
a roller frame 500, the roller frame 500 being disposed around the winding cylinder 301;
a forming roller 600, the forming roller 600 is arranged on the roller frame 500 and matched with the winding cylinder 301; and
a pre-bending assembly 700, the pre-bending assembly 700 being arranged at the feed of the winding cylinder 301.
The utility model discloses an among the disc iron core coiling forming device, feed department at coiling drum 301 sets up preflex subassembly 700, it has the circular arc structure that the camber is less than the camber of coiling drum 301 to pre-bend strip 100, then carry out the coiling operation via coiling drum 301, because the camber of strip 100 is less than the camber of coiling drum 301, then further curvature of strip 100 is less than the camber of the iron core after coiling, tooth portion 102 that is the circular arc structure compares in planar structure can be better laminating on the periphery of the iron core after coiling in-process, thereby tooth portion 102 between the layer of having guaranteed among the coiling process is closely laminated along the circular arc structure, therefore, the size of wire casing is more stable, thereby disc iron core 100's coiling shaping quality has been improved, and then disc iron core 100's machining precision has been improved.
It should be noted that the function of the winding frame 200 in the present invention is to support the whole disc core winding forming device. Therefore, the specific structure of the winding frame 200 is not particularly limited, and the structure having the supporting function is within the scope of the present invention.
The winding shaft 300 is driven by the driving assembly 400 to drive the winding cylinder 301 to rotate, and the winding cylinder 301 completes the winding operation during the rotation process. The torque between the winding cylinder 301 and the winding shaft 300 is transmitted by providing a flat key, a spline, a bolt, or the like. The driving unit 400 and the winding shaft 300 transmit power through a speed reducer or directly transmit power. The driving assembly 400 is a structure capable of providing power for rotation, such as an electric motor, a hydraulic motor, a pneumatic motor, etc., as long as the structure capable of providing rotation can be used as the driving assembly 400 of the present invention.
The forming roller 600 functions to compact the winding shaft 300 by the pressure of the forming roller 600 during rotation. The forming roller 600 can be set one, two, three or more as required, as long as the structure that can play the purpose of compaction is all in the utility model discloses a protection scope. Preferably, the forming rollers 600 are two in number and symmetrically arranged on the roller frame 500.
The forming roller 600 is disposed with respect to the winding cylinder 301 through the roller frame 500, wherein the roller frame 500 is rotatable with respect to the winding cylinder 301; or the roller frame 500 is fixed with respect to the winding cylinder 301; or the roller frame 500 is reciprocally swung within a predetermined angle range so that the circumference wound on the winding cylinder 301 is compacted.
In a further aspect, the disc core winding device further includes a first telescopic assembly 502 located between the roller frame 500 and the forming roller 600, and the first telescopic assembly 502 adjusts the radial position of the forming roller 600 relative to the roller frame 500 according to the winding thickness of the strip material 100 on the winding cylinder 301. The forming roller 600 is maintained under a certain pressing force against the web 100 being wound by the first telescopic assembly 502, which first telescopic assembly 502 is a compression spring, a piston cylinder, and in the case of a piston cylinder, a pneumatic or hydraulic cylinder. When the first telescoping assembly 502 is a piston cylinder, one end of the first telescoping assembly 502 is fixed to the middle of the roller frame 500 and the other end of the first telescoping assembly 502 is fixed to the form roller 600.
In one embodiment of the present invention, the roller frame 500 is provided with a sliding groove 501 extending along the radial direction of the roller frame 500, and the forming roller 600 is slidably disposed in the sliding groove 501. The forming roller 600 is allowed to slide in a predetermined trajectory by providing the slide groove 501.
The pre-bending assembly 700 has the function that the curvature of the strip 100 is smaller than that of the disc core 100' through pre-bending, so that the teeth 102 of the strip 100 between adjacent layers can be ensured to be more fit on the arc structure in the winding process. The pre-bending assembly 700 is provided at the feed of the winding drum 301, which ensures that the strip 100 can be pre-bent first and then wound. To simplify the structure, the pre-bending assembly 700 is disposed on the roller frame 500.
The pre-bending assembly 700 includes a first pre-bending roller 701 rotatably disposed on the roller frame 500 and a second pre-bending roller 702 for closely attaching the strip 100 to the first pre-bending roller 701, and a diameter of the first pre-bending roller 701 is larger than a diameter of the second pre-bending roller 702. The strip 100 is pre-bent by the first pre-bending roller 701 and the second pre-bending roller 702.
Further, a second telescopic assembly 703 for adjusting the pressing force between the second pre-bending roller 702 and the first pre-bending roller 701 is further disposed between the second pre-bending roller 702 and the roller frame 500. The pressing force between the first pre-bending roller 701 and the second pre-bending roller 702 can be adjusted by arranging the second telescopic assembly 703, so that the purpose of adjusting the curvature of the strip 100 is achieved.
The number of the second pre-bending rollers 702 is two, and the center distance between the two second pre-bending rollers 702 is smaller than the width of the tooth part 102 of the belt material 100.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A disc core winding apparatus, comprising:
a winding frame;
the winding shaft is rotatably arranged on the winding rack, and a winding cylinder for winding the strip is arranged on the winding shaft;
the driving assembly is arranged on the winding rack and is used for driving the winding shaft to rotate;
the roller frame is arranged around the winding cylinder;
the forming roller is arranged on the roller frame and matched with the winding cylinder; and
a pre-bending assembly disposed at a feed of the winding drum for pre-bending the web to a curvature less than a curvature of the winding drum.
2. A disc core roll forming apparatus according to claim 1, further comprising a first telescopic assembly between the roller frame and the forming roller, the first telescopic assembly adjusting a radial position of the forming roller relative to the roller frame according to a roll thickness of the web around the winding drum.
3. A disc core winding apparatus according to claim 2, wherein said roller frame is provided with a slide groove extending in a radial direction of said roller frame, and said forming roller is slidably provided in said slide groove.
4. A disc core roll forming apparatus according to claim 3, wherein said first expansion unit is a piston cylinder, one end of said first expansion unit is fixed to a middle portion of said roller frame, and the other end of said first expansion unit is fixed to said forming roller.
5. A disc core winding forming apparatus according to claim 1, wherein the forming rollers are two in number and symmetrically arranged on the roller frame.
6. A disc core roll forming apparatus according to claim 1, wherein the pre-bending assembly is provided on the roller frame.
7. A disc core winding apparatus according to claim 6, wherein the pre-bending assembly includes a first pre-bending roller rotatably provided on the roller frame and a second pre-bending roller for closely fitting the strip to the first pre-bending roller, and the diameter of the first pre-bending roller is larger than that of the second pre-bending roller.
8. A disc core winding apparatus according to claim 7, wherein a second expansion assembly for adjusting a pressing force between the second pre-bending roller and the first pre-bending roller is further provided between the second pre-bending roller and the roller frame.
9. The apparatus for winding a disc core according to claim 8, wherein the number of the second pre-bending rollers is two, and the center distance between the two second pre-bending rollers is smaller than the width of the teeth of the strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465199.XU CN210111807U (en) | 2019-09-04 | 2019-09-04 | Disc type iron core winding forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921465199.XU CN210111807U (en) | 2019-09-04 | 2019-09-04 | Disc type iron core winding forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210111807U true CN210111807U (en) | 2020-02-21 |
Family
ID=69531859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921465199.XU Withdrawn - After Issue CN210111807U (en) | 2019-09-04 | 2019-09-04 | Disc type iron core winding forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210111807U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110417206A (en) * | 2019-09-04 | 2019-11-05 | 浙江盘毂动力科技有限公司 | A kind of disc type coiling iron core molding machine and method |
| CN111697774A (en) * | 2020-07-24 | 2020-09-22 | 宁波震裕科技股份有限公司 | Iron core winding forming device |
| CN114189069A (en) * | 2021-12-29 | 2022-03-15 | 浙江特种电机有限公司 | Disc type motor stator core, manufacturing method and rolling machine |
-
2019
- 2019-09-04 CN CN201921465199.XU patent/CN210111807U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110417206A (en) * | 2019-09-04 | 2019-11-05 | 浙江盘毂动力科技有限公司 | A kind of disc type coiling iron core molding machine and method |
| CN110417206B (en) * | 2019-09-04 | 2023-08-18 | 浙江盘毂动力科技有限公司 | Disc type iron core winding forming device and method |
| CN111697774A (en) * | 2020-07-24 | 2020-09-22 | 宁波震裕科技股份有限公司 | Iron core winding forming device |
| CN114189069A (en) * | 2021-12-29 | 2022-03-15 | 浙江特种电机有限公司 | Disc type motor stator core, manufacturing method and rolling machine |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200221 Effective date of abandoning: 20230818 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200221 Effective date of abandoning: 20230818 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |